diff options
Diffstat (limited to 'media/libvpx/vp9/common')
121 files changed, 48631 insertions, 0 deletions
diff --git a/media/libvpx/vp9/common/arm/neon/vp9_convolve8_avg_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_convolve8_avg_neon.c new file mode 100644 index 000000000..dd569d348 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_convolve8_avg_neon.c @@ -0,0 +1,390 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <stddef.h> +#include <arm_neon.h> + +#include "./vpx_config.h" +#include "vpx_ports/mem.h" + +void vp9_convolve8_avg_horiz_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h); +void vp9_convolve8_avg_vert_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h); + +static INLINE int32x4_t MULTIPLY_BY_Q0( + int16x4_t dsrc0, + int16x4_t dsrc1, + int16x4_t dsrc2, + int16x4_t dsrc3, + int16x4_t dsrc4, + int16x4_t dsrc5, + int16x4_t dsrc6, + int16x4_t dsrc7, + int16x8_t q0s16) { + int32x4_t qdst; + int16x4_t d0s16, d1s16; + + d0s16 = vget_low_s16(q0s16); + d1s16 = vget_high_s16(q0s16); + + qdst = vmull_lane_s16(dsrc0, d0s16, 0); + qdst = vmlal_lane_s16(qdst, dsrc1, d0s16, 1); + qdst = vmlal_lane_s16(qdst, dsrc2, d0s16, 2); + qdst = vmlal_lane_s16(qdst, dsrc3, d0s16, 3); + qdst = vmlal_lane_s16(qdst, dsrc4, d1s16, 0); + qdst = vmlal_lane_s16(qdst, dsrc5, d1s16, 1); + qdst = vmlal_lane_s16(qdst, dsrc6, d1s16, 2); + qdst = vmlal_lane_s16(qdst, dsrc7, d1s16, 3); + return qdst; +} + +void vp9_convolve8_avg_horiz_neon( + uint8_t *src, + ptrdiff_t src_stride, + uint8_t *dst, + ptrdiff_t dst_stride, + const int16_t *filter_x, + int x_step_q4, + const int16_t *filter_y, // unused + int y_step_q4, // unused + int w, + int h) { + int width; + uint8_t *s, *d; + uint8x8_t d2u8, d3u8, d24u8, d25u8, d26u8, d27u8, d28u8, d29u8; + uint32x2_t d2u32, d3u32, d6u32, d7u32, d28u32, d29u32, d30u32, d31u32; + uint8x16_t q1u8, q3u8, q12u8, q13u8, q14u8, q15u8; + int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d22s16, d23s16; + int16x4_t d24s16, d25s16, d26s16, d27s16; + uint16x4_t d2u16, d3u16, d4u16, d5u16, d16u16, d17u16, d18u16, d19u16; + int16x8_t q0s16; + uint16x8_t q1u16, q2u16, q8u16, q9u16, q10u16, q11u16, q12u16, q13u16; + int32x4_t q1s32, q2s32, q14s32, q15s32; + uint16x8x2_t q0x2u16; + uint8x8x2_t d0x2u8, d1x2u8; + uint32x2x2_t d0x2u32; + uint16x4x2_t d0x2u16, d1x2u16; + uint32x4x2_t q0x2u32; + + if (x_step_q4 != 16) { + vp9_convolve8_avg_horiz_c(src, src_stride, dst, dst_stride, + filter_x, x_step_q4, + filter_y, y_step_q4, w, h); + return; + } + + q0s16 = vld1q_s16(filter_x); + + src -= 3; // adjust for taps + for (; h > 0; h -= 4) { // loop_horiz_v + s = src; + d24u8 = vld1_u8(s); + s += src_stride; + d25u8 = vld1_u8(s); + s += src_stride; + d26u8 = vld1_u8(s); + s += src_stride; + d27u8 = vld1_u8(s); + + q12u8 = vcombine_u8(d24u8, d25u8); + q13u8 = vcombine_u8(d26u8, d27u8); + + q0x2u16 = vtrnq_u16(vreinterpretq_u16_u8(q12u8), + vreinterpretq_u16_u8(q13u8)); + d24u8 = vreinterpret_u8_u16(vget_low_u16(q0x2u16.val[0])); + d25u8 = vreinterpret_u8_u16(vget_high_u16(q0x2u16.val[0])); + d26u8 = vreinterpret_u8_u16(vget_low_u16(q0x2u16.val[1])); + d27u8 = vreinterpret_u8_u16(vget_high_u16(q0x2u16.val[1])); + d0x2u8 = vtrn_u8(d24u8, d25u8); + d1x2u8 = vtrn_u8(d26u8, d27u8); + + __builtin_prefetch(src + src_stride * 4); + __builtin_prefetch(src + src_stride * 5); + + q8u16 = vmovl_u8(d0x2u8.val[0]); + q9u16 = vmovl_u8(d0x2u8.val[1]); + q10u16 = vmovl_u8(d1x2u8.val[0]); + q11u16 = vmovl_u8(d1x2u8.val[1]); + + src += 7; + d16u16 = vget_low_u16(q8u16); + d17u16 = vget_high_u16(q8u16); + d18u16 = vget_low_u16(q9u16); + d19u16 = vget_high_u16(q9u16); + q8u16 = vcombine_u16(d16u16, d18u16); // vswp 17 18 + q9u16 = vcombine_u16(d17u16, d19u16); + + d20s16 = vreinterpret_s16_u16(vget_low_u16(q10u16)); + d23s16 = vreinterpret_s16_u16(vget_high_u16(q10u16)); // vmov 23 21 + for (width = w; + width > 0; + width -= 4, src += 4, dst += 4) { // loop_horiz + s = src; + d28u32 = vld1_dup_u32((const uint32_t *)s); + s += src_stride; + d29u32 = vld1_dup_u32((const uint32_t *)s); + s += src_stride; + d31u32 = vld1_dup_u32((const uint32_t *)s); + s += src_stride; + d30u32 = vld1_dup_u32((const uint32_t *)s); + + __builtin_prefetch(src + 64); + + d0x2u16 = vtrn_u16(vreinterpret_u16_u32(d28u32), + vreinterpret_u16_u32(d31u32)); + d1x2u16 = vtrn_u16(vreinterpret_u16_u32(d29u32), + vreinterpret_u16_u32(d30u32)); + d0x2u8 = vtrn_u8(vreinterpret_u8_u16(d0x2u16.val[0]), // d28 + vreinterpret_u8_u16(d1x2u16.val[0])); // d29 + d1x2u8 = vtrn_u8(vreinterpret_u8_u16(d0x2u16.val[1]), // d31 + vreinterpret_u8_u16(d1x2u16.val[1])); // d30 + + __builtin_prefetch(src + 64 + src_stride); + + q14u8 = vcombine_u8(d0x2u8.val[0], d0x2u8.val[1]); + q15u8 = vcombine_u8(d1x2u8.val[1], d1x2u8.val[0]); + q0x2u32 = vtrnq_u32(vreinterpretq_u32_u8(q14u8), + vreinterpretq_u32_u8(q15u8)); + + d28u8 = vreinterpret_u8_u32(vget_low_u32(q0x2u32.val[0])); + d29u8 = vreinterpret_u8_u32(vget_high_u32(q0x2u32.val[0])); + q12u16 = vmovl_u8(d28u8); + q13u16 = vmovl_u8(d29u8); + + __builtin_prefetch(src + 64 + src_stride * 2); + + d = dst; + d6u32 = vld1_lane_u32((const uint32_t *)d, d6u32, 0); + d += dst_stride; + d7u32 = vld1_lane_u32((const uint32_t *)d, d7u32, 0); + d += dst_stride; + d6u32 = vld1_lane_u32((const uint32_t *)d, d6u32, 1); + d += dst_stride; + d7u32 = vld1_lane_u32((const uint32_t *)d, d7u32, 1); + + d16s16 = vreinterpret_s16_u16(vget_low_u16(q8u16)); + d17s16 = vreinterpret_s16_u16(vget_high_u16(q8u16)); + d18s16 = vreinterpret_s16_u16(vget_low_u16(q9u16)); + d19s16 = vreinterpret_s16_u16(vget_high_u16(q9u16)); + d22s16 = vreinterpret_s16_u16(vget_low_u16(q11u16)); + d24s16 = vreinterpret_s16_u16(vget_low_u16(q12u16)); + d25s16 = vreinterpret_s16_u16(vget_high_u16(q12u16)); + d26s16 = vreinterpret_s16_u16(vget_low_u16(q13u16)); + d27s16 = vreinterpret_s16_u16(vget_high_u16(q13u16)); + + q1s32 = MULTIPLY_BY_Q0(d16s16, d17s16, d20s16, d22s16, + d18s16, d19s16, d23s16, d24s16, q0s16); + q2s32 = MULTIPLY_BY_Q0(d17s16, d20s16, d22s16, d18s16, + d19s16, d23s16, d24s16, d26s16, q0s16); + q14s32 = MULTIPLY_BY_Q0(d20s16, d22s16, d18s16, d19s16, + d23s16, d24s16, d26s16, d27s16, q0s16); + q15s32 = MULTIPLY_BY_Q0(d22s16, d18s16, d19s16, d23s16, + d24s16, d26s16, d27s16, d25s16, q0s16); + + __builtin_prefetch(src + 64 + src_stride * 3); + + d2u16 = vqrshrun_n_s32(q1s32, 7); + d3u16 = vqrshrun_n_s32(q2s32, 7); + d4u16 = vqrshrun_n_s32(q14s32, 7); + d5u16 = vqrshrun_n_s32(q15s32, 7); + + q1u16 = vcombine_u16(d2u16, d3u16); + q2u16 = vcombine_u16(d4u16, d5u16); + + d2u8 = vqmovn_u16(q1u16); + d3u8 = vqmovn_u16(q2u16); + + d0x2u16 = vtrn_u16(vreinterpret_u16_u8(d2u8), + vreinterpret_u16_u8(d3u8)); + d0x2u32 = vtrn_u32(vreinterpret_u32_u16(d0x2u16.val[0]), + vreinterpret_u32_u16(d0x2u16.val[1])); + d0x2u8 = vtrn_u8(vreinterpret_u8_u32(d0x2u32.val[0]), + vreinterpret_u8_u32(d0x2u32.val[1])); + + q1u8 = vcombine_u8(d0x2u8.val[0], d0x2u8.val[1]); + q3u8 = vreinterpretq_u8_u32(vcombine_u32(d6u32, d7u32)); + + q1u8 = vrhaddq_u8(q1u8, q3u8); + + d2u32 = vreinterpret_u32_u8(vget_low_u8(q1u8)); + d3u32 = vreinterpret_u32_u8(vget_high_u8(q1u8)); + + d = dst; + vst1_lane_u32((uint32_t *)d, d2u32, 0); + d += dst_stride; + vst1_lane_u32((uint32_t *)d, d3u32, 0); + d += dst_stride; + vst1_lane_u32((uint32_t *)d, d2u32, 1); + d += dst_stride; + vst1_lane_u32((uint32_t *)d, d3u32, 1); + + q8u16 = q9u16; + d20s16 = d23s16; + q11u16 = q12u16; + q9u16 = q13u16; + d23s16 = vreinterpret_s16_u16(vget_high_u16(q11u16)); + } + src += src_stride * 4 - w - 7; + dst += dst_stride * 4 - w; + } + return; +} + +void vp9_convolve8_avg_vert_neon( + uint8_t *src, + ptrdiff_t src_stride, + uint8_t *dst, + ptrdiff_t dst_stride, + const int16_t *filter_x, // unused + int x_step_q4, // unused + const int16_t *filter_y, + int y_step_q4, + int w, + int h) { + int height; + uint8_t *s, *d; + uint8x8_t d2u8, d3u8; + uint32x2_t d2u32, d3u32, d6u32, d7u32; + uint32x2_t d16u32, d18u32, d20u32, d22u32, d24u32, d26u32; + uint8x16_t q1u8, q3u8; + int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16, d22s16; + int16x4_t d24s16, d25s16, d26s16, d27s16; + uint16x4_t d2u16, d3u16, d4u16, d5u16; + int16x8_t q0s16; + uint16x8_t q1u16, q2u16, q8u16, q9u16, q10u16, q11u16, q12u16, q13u16; + int32x4_t q1s32, q2s32, q14s32, q15s32; + + if (y_step_q4 != 16) { + vp9_convolve8_avg_vert_c(src, src_stride, dst, dst_stride, + filter_x, x_step_q4, + filter_y, y_step_q4, w, h); + return; + } + + src -= src_stride * 3; + q0s16 = vld1q_s16(filter_y); + for (; w > 0; w -= 4, src += 4, dst += 4) { // loop_vert_h + s = src; + d16u32 = vld1_lane_u32((const uint32_t *)s, d16u32, 0); + s += src_stride; + d16u32 = vld1_lane_u32((const uint32_t *)s, d16u32, 1); + s += src_stride; + d18u32 = vld1_lane_u32((const uint32_t *)s, d18u32, 0); + s += src_stride; + d18u32 = vld1_lane_u32((const uint32_t *)s, d18u32, 1); + s += src_stride; + d20u32 = vld1_lane_u32((const uint32_t *)s, d20u32, 0); + s += src_stride; + d20u32 = vld1_lane_u32((const uint32_t *)s, d20u32, 1); + s += src_stride; + d22u32 = vld1_lane_u32((const uint32_t *)s, d22u32, 0); + s += src_stride; + + q8u16 = vmovl_u8(vreinterpret_u8_u32(d16u32)); + q9u16 = vmovl_u8(vreinterpret_u8_u32(d18u32)); + q10u16 = vmovl_u8(vreinterpret_u8_u32(d20u32)); + q11u16 = vmovl_u8(vreinterpret_u8_u32(d22u32)); + + d18s16 = vreinterpret_s16_u16(vget_low_u16(q9u16)); + d19s16 = vreinterpret_s16_u16(vget_high_u16(q9u16)); + d22s16 = vreinterpret_s16_u16(vget_low_u16(q11u16)); + d = dst; + for (height = h; height > 0; height -= 4) { // loop_vert + d24u32 = vld1_lane_u32((const uint32_t *)s, d24u32, 0); + s += src_stride; + d26u32 = vld1_lane_u32((const uint32_t *)s, d26u32, 0); + s += src_stride; + d26u32 = vld1_lane_u32((const uint32_t *)s, d26u32, 1); + s += src_stride; + d24u32 = vld1_lane_u32((const uint32_t *)s, d24u32, 1); + s += src_stride; + + q12u16 = vmovl_u8(vreinterpret_u8_u32(d24u32)); + q13u16 = vmovl_u8(vreinterpret_u8_u32(d26u32)); + + d6u32 = vld1_lane_u32((const uint32_t *)d, d6u32, 0); + d += dst_stride; + d6u32 = vld1_lane_u32((const uint32_t *)d, d6u32, 1); + d += dst_stride; + d7u32 = vld1_lane_u32((const uint32_t *)d, d7u32, 0); + d += dst_stride; + d7u32 = vld1_lane_u32((const uint32_t *)d, d7u32, 1); + d -= dst_stride * 3; + + d16s16 = vreinterpret_s16_u16(vget_low_u16(q8u16)); + d17s16 = vreinterpret_s16_u16(vget_high_u16(q8u16)); + d20s16 = vreinterpret_s16_u16(vget_low_u16(q10u16)); + d21s16 = vreinterpret_s16_u16(vget_high_u16(q10u16)); + d24s16 = vreinterpret_s16_u16(vget_low_u16(q12u16)); + d25s16 = vreinterpret_s16_u16(vget_high_u16(q12u16)); + d26s16 = vreinterpret_s16_u16(vget_low_u16(q13u16)); + d27s16 = vreinterpret_s16_u16(vget_high_u16(q13u16)); + + __builtin_prefetch(s); + __builtin_prefetch(s + src_stride); + q1s32 = MULTIPLY_BY_Q0(d16s16, d17s16, d18s16, d19s16, + d20s16, d21s16, d22s16, d24s16, q0s16); + __builtin_prefetch(s + src_stride * 2); + __builtin_prefetch(s + src_stride * 3); + q2s32 = MULTIPLY_BY_Q0(d17s16, d18s16, d19s16, d20s16, + d21s16, d22s16, d24s16, d26s16, q0s16); + __builtin_prefetch(d); + __builtin_prefetch(d + dst_stride); + q14s32 = MULTIPLY_BY_Q0(d18s16, d19s16, d20s16, d21s16, + d22s16, d24s16, d26s16, d27s16, q0s16); + __builtin_prefetch(d + dst_stride * 2); + __builtin_prefetch(d + dst_stride * 3); + q15s32 = MULTIPLY_BY_Q0(d19s16, d20s16, d21s16, d22s16, + d24s16, d26s16, d27s16, d25s16, q0s16); + + d2u16 = vqrshrun_n_s32(q1s32, 7); + d3u16 = vqrshrun_n_s32(q2s32, 7); + d4u16 = vqrshrun_n_s32(q14s32, 7); + d5u16 = vqrshrun_n_s32(q15s32, 7); + + q1u16 = vcombine_u16(d2u16, d3u16); + q2u16 = vcombine_u16(d4u16, d5u16); + + d2u8 = vqmovn_u16(q1u16); + d3u8 = vqmovn_u16(q2u16); + + q1u8 = vcombine_u8(d2u8, d3u8); + q3u8 = vreinterpretq_u8_u32(vcombine_u32(d6u32, d7u32)); + + q1u8 = vrhaddq_u8(q1u8, q3u8); + + d2u32 = vreinterpret_u32_u8(vget_low_u8(q1u8)); + d3u32 = vreinterpret_u32_u8(vget_high_u8(q1u8)); + + vst1_lane_u32((uint32_t *)d, d2u32, 0); + d += dst_stride; + vst1_lane_u32((uint32_t *)d, d2u32, 1); + d += dst_stride; + vst1_lane_u32((uint32_t *)d, d3u32, 0); + d += dst_stride; + vst1_lane_u32((uint32_t *)d, d3u32, 1); + d += dst_stride; + + q8u16 = q10u16; + d18s16 = d22s16; + d19s16 = d24s16; + q10u16 = q13u16; + d22s16 = d25s16; + } + } + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_convolve8_avg_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_convolve8_avg_neon_asm.asm new file mode 100644 index 000000000..4d85846f0 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_convolve8_avg_neon_asm.asm @@ -0,0 +1,302 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + + ; These functions are only valid when: + ; x_step_q4 == 16 + ; w%4 == 0 + ; h%4 == 0 + ; taps == 8 + ; VP9_FILTER_WEIGHT == 128 + ; VP9_FILTER_SHIFT == 7 + + EXPORT |vp9_convolve8_avg_horiz_neon| + EXPORT |vp9_convolve8_avg_vert_neon| + IMPORT |vp9_convolve8_avg_horiz_c| + IMPORT |vp9_convolve8_avg_vert_c| + ARM + REQUIRE8 + PRESERVE8 + + AREA ||.text||, CODE, READONLY, ALIGN=2 + + ; Multiply and accumulate by q0 + MACRO + MULTIPLY_BY_Q0 $dst, $src0, $src1, $src2, $src3, $src4, $src5, $src6, $src7 + vmull.s16 $dst, $src0, d0[0] + vmlal.s16 $dst, $src1, d0[1] + vmlal.s16 $dst, $src2, d0[2] + vmlal.s16 $dst, $src3, d0[3] + vmlal.s16 $dst, $src4, d1[0] + vmlal.s16 $dst, $src5, d1[1] + vmlal.s16 $dst, $src6, d1[2] + vmlal.s16 $dst, $src7, d1[3] + MEND + +; r0 const uint8_t *src +; r1 int src_stride +; r2 uint8_t *dst +; r3 int dst_stride +; sp[]const int16_t *filter_x +; sp[]int x_step_q4 +; sp[]const int16_t *filter_y ; unused +; sp[]int y_step_q4 ; unused +; sp[]int w +; sp[]int h + +|vp9_convolve8_avg_horiz_neon| PROC + ldr r12, [sp, #4] ; x_step_q4 + cmp r12, #16 + bne vp9_convolve8_avg_horiz_c + + push {r4-r10, lr} + + sub r0, r0, #3 ; adjust for taps + + ldr r5, [sp, #32] ; filter_x + ldr r6, [sp, #48] ; w + ldr r7, [sp, #52] ; h + + vld1.s16 {q0}, [r5] ; filter_x + + sub r8, r1, r1, lsl #2 ; -src_stride * 3 + add r8, r8, #4 ; -src_stride * 3 + 4 + + sub r4, r3, r3, lsl #2 ; -dst_stride * 3 + add r4, r4, #4 ; -dst_stride * 3 + 4 + + rsb r9, r6, r1, lsl #2 ; reset src for outer loop + sub r9, r9, #7 + rsb r12, r6, r3, lsl #2 ; reset dst for outer loop + + mov r10, r6 ; w loop counter + +vp9_convolve8_avg_loop_horiz_v + vld1.8 {d24}, [r0], r1 + vld1.8 {d25}, [r0], r1 + vld1.8 {d26}, [r0], r1 + vld1.8 {d27}, [r0], r8 + + vtrn.16 q12, q13 + vtrn.8 d24, d25 + vtrn.8 d26, d27 + + pld [r0, r1, lsl #2] + + vmovl.u8 q8, d24 + vmovl.u8 q9, d25 + vmovl.u8 q10, d26 + vmovl.u8 q11, d27 + + ; save a few instructions in the inner loop + vswp d17, d18 + vmov d23, d21 + + add r0, r0, #3 + +vp9_convolve8_avg_loop_horiz + add r5, r0, #64 + + vld1.32 {d28[]}, [r0], r1 + vld1.32 {d29[]}, [r0], r1 + vld1.32 {d31[]}, [r0], r1 + vld1.32 {d30[]}, [r0], r8 + + pld [r5] + + vtrn.16 d28, d31 + vtrn.16 d29, d30 + vtrn.8 d28, d29 + vtrn.8 d31, d30 + + pld [r5, r1] + + ; extract to s16 + vtrn.32 q14, q15 + vmovl.u8 q12, d28 + vmovl.u8 q13, d29 + + pld [r5, r1, lsl #1] + + ; slightly out of order load to match the existing data + vld1.u32 {d6[0]}, [r2], r3 + vld1.u32 {d7[0]}, [r2], r3 + vld1.u32 {d6[1]}, [r2], r3 + vld1.u32 {d7[1]}, [r2], r3 + + sub r2, r2, r3, lsl #2 ; reset for store + + ; src[] * filter_x + MULTIPLY_BY_Q0 q1, d16, d17, d20, d22, d18, d19, d23, d24 + MULTIPLY_BY_Q0 q2, d17, d20, d22, d18, d19, d23, d24, d26 + MULTIPLY_BY_Q0 q14, d20, d22, d18, d19, d23, d24, d26, d27 + MULTIPLY_BY_Q0 q15, d22, d18, d19, d23, d24, d26, d27, d25 + + pld [r5, -r8] + + ; += 64 >> 7 + vqrshrun.s32 d2, q1, #7 + vqrshrun.s32 d3, q2, #7 + vqrshrun.s32 d4, q14, #7 + vqrshrun.s32 d5, q15, #7 + + ; saturate + vqmovn.u16 d2, q1 + vqmovn.u16 d3, q2 + + ; transpose + vtrn.16 d2, d3 + vtrn.32 d2, d3 + vtrn.8 d2, d3 + + ; average the new value and the dst value + vrhadd.u8 q1, q1, q3 + + vst1.u32 {d2[0]}, [r2@32], r3 + vst1.u32 {d3[0]}, [r2@32], r3 + vst1.u32 {d2[1]}, [r2@32], r3 + vst1.u32 {d3[1]}, [r2@32], r4 + + vmov q8, q9 + vmov d20, d23 + vmov q11, q12 + vmov q9, q13 + + subs r6, r6, #4 ; w -= 4 + bgt vp9_convolve8_avg_loop_horiz + + ; outer loop + mov r6, r10 ; restore w counter + add r0, r0, r9 ; src += src_stride * 4 - w + add r2, r2, r12 ; dst += dst_stride * 4 - w + subs r7, r7, #4 ; h -= 4 + bgt vp9_convolve8_avg_loop_horiz_v + + pop {r4-r10, pc} + + ENDP + +|vp9_convolve8_avg_vert_neon| PROC + ldr r12, [sp, #12] + cmp r12, #16 + bne vp9_convolve8_avg_vert_c + + push {r4-r8, lr} + + ; adjust for taps + sub r0, r0, r1 + sub r0, r0, r1, lsl #1 + + ldr r4, [sp, #32] ; filter_y + ldr r6, [sp, #40] ; w + ldr lr, [sp, #44] ; h + + vld1.s16 {q0}, [r4] ; filter_y + + lsl r1, r1, #1 + lsl r3, r3, #1 + +vp9_convolve8_avg_loop_vert_h + mov r4, r0 + add r7, r0, r1, asr #1 + mov r5, r2 + add r8, r2, r3, asr #1 + mov r12, lr ; h loop counter + + vld1.u32 {d16[0]}, [r4], r1 + vld1.u32 {d16[1]}, [r7], r1 + vld1.u32 {d18[0]}, [r4], r1 + vld1.u32 {d18[1]}, [r7], r1 + vld1.u32 {d20[0]}, [r4], r1 + vld1.u32 {d20[1]}, [r7], r1 + vld1.u32 {d22[0]}, [r4], r1 + + vmovl.u8 q8, d16 + vmovl.u8 q9, d18 + vmovl.u8 q10, d20 + vmovl.u8 q11, d22 + +vp9_convolve8_avg_loop_vert + ; always process a 4x4 block at a time + vld1.u32 {d24[0]}, [r7], r1 + vld1.u32 {d26[0]}, [r4], r1 + vld1.u32 {d26[1]}, [r7], r1 + vld1.u32 {d24[1]}, [r4], r1 + + ; extract to s16 + vmovl.u8 q12, d24 + vmovl.u8 q13, d26 + + vld1.u32 {d6[0]}, [r5@32], r3 + vld1.u32 {d6[1]}, [r8@32], r3 + vld1.u32 {d7[0]}, [r5@32], r3 + vld1.u32 {d7[1]}, [r8@32], r3 + + pld [r7] + pld [r4] + + ; src[] * filter_y + MULTIPLY_BY_Q0 q1, d16, d17, d18, d19, d20, d21, d22, d24 + + pld [r7, r1] + pld [r4, r1] + + MULTIPLY_BY_Q0 q2, d17, d18, d19, d20, d21, d22, d24, d26 + + pld [r5] + pld [r8] + + MULTIPLY_BY_Q0 q14, d18, d19, d20, d21, d22, d24, d26, d27 + + pld [r5, r3] + pld [r8, r3] + + MULTIPLY_BY_Q0 q15, d19, d20, d21, d22, d24, d26, d27, d25 + + ; += 64 >> 7 + vqrshrun.s32 d2, q1, #7 + vqrshrun.s32 d3, q2, #7 + vqrshrun.s32 d4, q14, #7 + vqrshrun.s32 d5, q15, #7 + + ; saturate + vqmovn.u16 d2, q1 + vqmovn.u16 d3, q2 + + ; average the new value and the dst value + vrhadd.u8 q1, q1, q3 + + sub r5, r5, r3, lsl #1 ; reset for store + sub r8, r8, r3, lsl #1 + + vst1.u32 {d2[0]}, [r5@32], r3 + vst1.u32 {d2[1]}, [r8@32], r3 + vst1.u32 {d3[0]}, [r5@32], r3 + vst1.u32 {d3[1]}, [r8@32], r3 + + vmov q8, q10 + vmov d18, d22 + vmov d19, d24 + vmov q10, q13 + vmov d22, d25 + + subs r12, r12, #4 ; h -= 4 + bgt vp9_convolve8_avg_loop_vert + + ; outer loop + add r0, r0, #4 + add r2, r2, #4 + subs r6, r6, #4 ; w -= 4 + bgt vp9_convolve8_avg_loop_vert_h + + pop {r4-r8, pc} + + ENDP + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_convolve8_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_convolve8_neon.c new file mode 100644 index 000000000..5c555c458 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_convolve8_neon.c @@ -0,0 +1,357 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <stddef.h> +#include <arm_neon.h> + +#include "./vpx_config.h" +#include "vpx_ports/mem.h" + +void vp9_convolve8_horiz_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h); +void vp9_convolve8_vert_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h); + +static INLINE int32x4_t MULTIPLY_BY_Q0( + int16x4_t dsrc0, + int16x4_t dsrc1, + int16x4_t dsrc2, + int16x4_t dsrc3, + int16x4_t dsrc4, + int16x4_t dsrc5, + int16x4_t dsrc6, + int16x4_t dsrc7, + int16x8_t q0s16) { + int32x4_t qdst; + int16x4_t d0s16, d1s16; + + d0s16 = vget_low_s16(q0s16); + d1s16 = vget_high_s16(q0s16); + + qdst = vmull_lane_s16(dsrc0, d0s16, 0); + qdst = vmlal_lane_s16(qdst, dsrc1, d0s16, 1); + qdst = vmlal_lane_s16(qdst, dsrc2, d0s16, 2); + qdst = vmlal_lane_s16(qdst, dsrc3, d0s16, 3); + qdst = vmlal_lane_s16(qdst, dsrc4, d1s16, 0); + qdst = vmlal_lane_s16(qdst, dsrc5, d1s16, 1); + qdst = vmlal_lane_s16(qdst, dsrc6, d1s16, 2); + qdst = vmlal_lane_s16(qdst, dsrc7, d1s16, 3); + return qdst; +} + +void vp9_convolve8_horiz_neon( + uint8_t *src, + ptrdiff_t src_stride, + uint8_t *dst, + ptrdiff_t dst_stride, + const int16_t *filter_x, + int x_step_q4, + const int16_t *filter_y, // unused + int y_step_q4, // unused + int w, + int h) { + int width; + uint8_t *s, *d, *psrc, *pdst; + uint8x8_t d2u8, d3u8, d24u8, d25u8, d26u8, d27u8, d28u8, d29u8; + uint32x2_t d2u32, d3u32, d28u32, d29u32, d30u32, d31u32; + uint8x16_t q12u8, q13u8, q14u8, q15u8; + int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d22s16, d23s16; + int16x4_t d24s16, d25s16, d26s16, d27s16; + uint16x4_t d2u16, d3u16, d4u16, d5u16, d16u16, d17u16, d18u16, d19u16; + int16x8_t q0s16; + uint16x8_t q1u16, q2u16, q8u16, q9u16, q10u16, q11u16, q12u16, q13u16; + int32x4_t q1s32, q2s32, q14s32, q15s32; + uint16x8x2_t q0x2u16; + uint8x8x2_t d0x2u8, d1x2u8; + uint32x2x2_t d0x2u32; + uint16x4x2_t d0x2u16, d1x2u16; + uint32x4x2_t q0x2u32; + + if (x_step_q4 != 16) { + vp9_convolve8_horiz_c(src, src_stride, dst, dst_stride, + filter_x, x_step_q4, + filter_y, y_step_q4, w, h); + return; + } + + q0s16 = vld1q_s16(filter_x); + + src -= 3; // adjust for taps + for (; h > 0; h -= 4, + src += src_stride * 4, + dst += dst_stride * 4) { // loop_horiz_v + s = src; + d24u8 = vld1_u8(s); + s += src_stride; + d25u8 = vld1_u8(s); + s += src_stride; + d26u8 = vld1_u8(s); + s += src_stride; + d27u8 = vld1_u8(s); + + q12u8 = vcombine_u8(d24u8, d25u8); + q13u8 = vcombine_u8(d26u8, d27u8); + + q0x2u16 = vtrnq_u16(vreinterpretq_u16_u8(q12u8), + vreinterpretq_u16_u8(q13u8)); + d24u8 = vreinterpret_u8_u16(vget_low_u16(q0x2u16.val[0])); + d25u8 = vreinterpret_u8_u16(vget_high_u16(q0x2u16.val[0])); + d26u8 = vreinterpret_u8_u16(vget_low_u16(q0x2u16.val[1])); + d27u8 = vreinterpret_u8_u16(vget_high_u16(q0x2u16.val[1])); + d0x2u8 = vtrn_u8(d24u8, d25u8); + d1x2u8 = vtrn_u8(d26u8, d27u8); + + __builtin_prefetch(src + src_stride * 4); + __builtin_prefetch(src + src_stride * 5); + __builtin_prefetch(src + src_stride * 6); + + q8u16 = vmovl_u8(d0x2u8.val[0]); + q9u16 = vmovl_u8(d0x2u8.val[1]); + q10u16 = vmovl_u8(d1x2u8.val[0]); + q11u16 = vmovl_u8(d1x2u8.val[1]); + + d16u16 = vget_low_u16(q8u16); + d17u16 = vget_high_u16(q8u16); + d18u16 = vget_low_u16(q9u16); + d19u16 = vget_high_u16(q9u16); + q8u16 = vcombine_u16(d16u16, d18u16); // vswp 17 18 + q9u16 = vcombine_u16(d17u16, d19u16); + + d20s16 = vreinterpret_s16_u16(vget_low_u16(q10u16)); + d23s16 = vreinterpret_s16_u16(vget_high_u16(q10u16)); // vmov 23 21 + for (width = w, psrc = src + 7, pdst = dst; + width > 0; + width -= 4, psrc += 4, pdst += 4) { // loop_horiz + s = psrc; + d28u32 = vld1_dup_u32((const uint32_t *)s); + s += src_stride; + d29u32 = vld1_dup_u32((const uint32_t *)s); + s += src_stride; + d31u32 = vld1_dup_u32((const uint32_t *)s); + s += src_stride; + d30u32 = vld1_dup_u32((const uint32_t *)s); + + __builtin_prefetch(psrc + 64); + + d0x2u16 = vtrn_u16(vreinterpret_u16_u32(d28u32), + vreinterpret_u16_u32(d31u32)); + d1x2u16 = vtrn_u16(vreinterpret_u16_u32(d29u32), + vreinterpret_u16_u32(d30u32)); + d0x2u8 = vtrn_u8(vreinterpret_u8_u16(d0x2u16.val[0]), // d28 + vreinterpret_u8_u16(d1x2u16.val[0])); // d29 + d1x2u8 = vtrn_u8(vreinterpret_u8_u16(d0x2u16.val[1]), // d31 + vreinterpret_u8_u16(d1x2u16.val[1])); // d30 + + __builtin_prefetch(psrc + 64 + src_stride); + + q14u8 = vcombine_u8(d0x2u8.val[0], d0x2u8.val[1]); + q15u8 = vcombine_u8(d1x2u8.val[1], d1x2u8.val[0]); + q0x2u32 = vtrnq_u32(vreinterpretq_u32_u8(q14u8), + vreinterpretq_u32_u8(q15u8)); + + d28u8 = vreinterpret_u8_u32(vget_low_u32(q0x2u32.val[0])); + d29u8 = vreinterpret_u8_u32(vget_high_u32(q0x2u32.val[0])); + q12u16 = vmovl_u8(d28u8); + q13u16 = vmovl_u8(d29u8); + + __builtin_prefetch(psrc + 64 + src_stride * 2); + + d16s16 = vreinterpret_s16_u16(vget_low_u16(q8u16)); + d17s16 = vreinterpret_s16_u16(vget_high_u16(q8u16)); + d18s16 = vreinterpret_s16_u16(vget_low_u16(q9u16)); + d19s16 = vreinterpret_s16_u16(vget_high_u16(q9u16)); + d22s16 = vreinterpret_s16_u16(vget_low_u16(q11u16)); + d24s16 = vreinterpret_s16_u16(vget_low_u16(q12u16)); + d25s16 = vreinterpret_s16_u16(vget_high_u16(q12u16)); + d26s16 = vreinterpret_s16_u16(vget_low_u16(q13u16)); + d27s16 = vreinterpret_s16_u16(vget_high_u16(q13u16)); + + q1s32 = MULTIPLY_BY_Q0(d16s16, d17s16, d20s16, d22s16, + d18s16, d19s16, d23s16, d24s16, q0s16); + q2s32 = MULTIPLY_BY_Q0(d17s16, d20s16, d22s16, d18s16, + d19s16, d23s16, d24s16, d26s16, q0s16); + q14s32 = MULTIPLY_BY_Q0(d20s16, d22s16, d18s16, d19s16, + d23s16, d24s16, d26s16, d27s16, q0s16); + q15s32 = MULTIPLY_BY_Q0(d22s16, d18s16, d19s16, d23s16, + d24s16, d26s16, d27s16, d25s16, q0s16); + + __builtin_prefetch(psrc + 60 + src_stride * 3); + + d2u16 = vqrshrun_n_s32(q1s32, 7); + d3u16 = vqrshrun_n_s32(q2s32, 7); + d4u16 = vqrshrun_n_s32(q14s32, 7); + d5u16 = vqrshrun_n_s32(q15s32, 7); + + q1u16 = vcombine_u16(d2u16, d3u16); + q2u16 = vcombine_u16(d4u16, d5u16); + + d2u8 = vqmovn_u16(q1u16); + d3u8 = vqmovn_u16(q2u16); + + d0x2u16 = vtrn_u16(vreinterpret_u16_u8(d2u8), + vreinterpret_u16_u8(d3u8)); + d0x2u32 = vtrn_u32(vreinterpret_u32_u16(d0x2u16.val[0]), + vreinterpret_u32_u16(d0x2u16.val[1])); + d0x2u8 = vtrn_u8(vreinterpret_u8_u32(d0x2u32.val[0]), + vreinterpret_u8_u32(d0x2u32.val[1])); + + d2u32 = vreinterpret_u32_u8(d0x2u8.val[0]); + d3u32 = vreinterpret_u32_u8(d0x2u8.val[1]); + + d = pdst; + vst1_lane_u32((uint32_t *)d, d2u32, 0); + d += dst_stride; + vst1_lane_u32((uint32_t *)d, d3u32, 0); + d += dst_stride; + vst1_lane_u32((uint32_t *)d, d2u32, 1); + d += dst_stride; + vst1_lane_u32((uint32_t *)d, d3u32, 1); + + q8u16 = q9u16; + d20s16 = d23s16; + q11u16 = q12u16; + q9u16 = q13u16; + d23s16 = vreinterpret_s16_u16(vget_high_u16(q11u16)); + } + } + return; +} + +void vp9_convolve8_vert_neon( + uint8_t *src, + ptrdiff_t src_stride, + uint8_t *dst, + ptrdiff_t dst_stride, + const int16_t *filter_x, // unused + int x_step_q4, // unused + const int16_t *filter_y, + int y_step_q4, + int w, + int h) { + int height; + uint8_t *s, *d; + uint32x2_t d2u32, d3u32; + uint32x2_t d16u32, d18u32, d20u32, d22u32, d24u32, d26u32; + int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16, d22s16; + int16x4_t d24s16, d25s16, d26s16, d27s16; + uint16x4_t d2u16, d3u16, d4u16, d5u16; + int16x8_t q0s16; + uint16x8_t q1u16, q2u16, q8u16, q9u16, q10u16, q11u16, q12u16, q13u16; + int32x4_t q1s32, q2s32, q14s32, q15s32; + + if (y_step_q4 != 16) { + vp9_convolve8_vert_c(src, src_stride, dst, dst_stride, + filter_x, x_step_q4, + filter_y, y_step_q4, w, h); + return; + } + + src -= src_stride * 3; + q0s16 = vld1q_s16(filter_y); + for (; w > 0; w -= 4, src += 4, dst += 4) { // loop_vert_h + s = src; + d16u32 = vld1_lane_u32((const uint32_t *)s, d16u32, 0); + s += src_stride; + d16u32 = vld1_lane_u32((const uint32_t *)s, d16u32, 1); + s += src_stride; + d18u32 = vld1_lane_u32((const uint32_t *)s, d18u32, 0); + s += src_stride; + d18u32 = vld1_lane_u32((const uint32_t *)s, d18u32, 1); + s += src_stride; + d20u32 = vld1_lane_u32((const uint32_t *)s, d20u32, 0); + s += src_stride; + d20u32 = vld1_lane_u32((const uint32_t *)s, d20u32, 1); + s += src_stride; + d22u32 = vld1_lane_u32((const uint32_t *)s, d22u32, 0); + s += src_stride; + + q8u16 = vmovl_u8(vreinterpret_u8_u32(d16u32)); + q9u16 = vmovl_u8(vreinterpret_u8_u32(d18u32)); + q10u16 = vmovl_u8(vreinterpret_u8_u32(d20u32)); + q11u16 = vmovl_u8(vreinterpret_u8_u32(d22u32)); + + d18s16 = vreinterpret_s16_u16(vget_low_u16(q9u16)); + d19s16 = vreinterpret_s16_u16(vget_high_u16(q9u16)); + d22s16 = vreinterpret_s16_u16(vget_low_u16(q11u16)); + d = dst; + for (height = h; height > 0; height -= 4) { // loop_vert + d24u32 = vld1_lane_u32((const uint32_t *)s, d24u32, 0); + s += src_stride; + d26u32 = vld1_lane_u32((const uint32_t *)s, d26u32, 0); + s += src_stride; + d26u32 = vld1_lane_u32((const uint32_t *)s, d26u32, 1); + s += src_stride; + d24u32 = vld1_lane_u32((const uint32_t *)s, d24u32, 1); + s += src_stride; + + q12u16 = vmovl_u8(vreinterpret_u8_u32(d24u32)); + q13u16 = vmovl_u8(vreinterpret_u8_u32(d26u32)); + + d16s16 = vreinterpret_s16_u16(vget_low_u16(q8u16)); + d17s16 = vreinterpret_s16_u16(vget_high_u16(q8u16)); + d20s16 = vreinterpret_s16_u16(vget_low_u16(q10u16)); + d21s16 = vreinterpret_s16_u16(vget_high_u16(q10u16)); + d24s16 = vreinterpret_s16_u16(vget_low_u16(q12u16)); + d25s16 = vreinterpret_s16_u16(vget_high_u16(q12u16)); + d26s16 = vreinterpret_s16_u16(vget_low_u16(q13u16)); + d27s16 = vreinterpret_s16_u16(vget_high_u16(q13u16)); + + __builtin_prefetch(d); + __builtin_prefetch(d + dst_stride); + q1s32 = MULTIPLY_BY_Q0(d16s16, d17s16, d18s16, d19s16, + d20s16, d21s16, d22s16, d24s16, q0s16); + __builtin_prefetch(d + dst_stride * 2); + __builtin_prefetch(d + dst_stride * 3); + q2s32 = MULTIPLY_BY_Q0(d17s16, d18s16, d19s16, d20s16, + d21s16, d22s16, d24s16, d26s16, q0s16); + __builtin_prefetch(s); + __builtin_prefetch(s + src_stride); + q14s32 = MULTIPLY_BY_Q0(d18s16, d19s16, d20s16, d21s16, + d22s16, d24s16, d26s16, d27s16, q0s16); + __builtin_prefetch(s + src_stride * 2); + __builtin_prefetch(s + src_stride * 3); + q15s32 = MULTIPLY_BY_Q0(d19s16, d20s16, d21s16, d22s16, + d24s16, d26s16, d27s16, d25s16, q0s16); + + d2u16 = vqrshrun_n_s32(q1s32, 7); + d3u16 = vqrshrun_n_s32(q2s32, 7); + d4u16 = vqrshrun_n_s32(q14s32, 7); + d5u16 = vqrshrun_n_s32(q15s32, 7); + + q1u16 = vcombine_u16(d2u16, d3u16); + q2u16 = vcombine_u16(d4u16, d5u16); + + d2u32 = vreinterpret_u32_u8(vqmovn_u16(q1u16)); + d3u32 = vreinterpret_u32_u8(vqmovn_u16(q2u16)); + + vst1_lane_u32((uint32_t *)d, d2u32, 0); + d += dst_stride; + vst1_lane_u32((uint32_t *)d, d2u32, 1); + d += dst_stride; + vst1_lane_u32((uint32_t *)d, d3u32, 0); + d += dst_stride; + vst1_lane_u32((uint32_t *)d, d3u32, 1); + d += dst_stride; + + q8u16 = q10u16; + d18s16 = d22s16; + d19s16 = d24s16; + q10u16 = q13u16; + d22s16 = d25s16; + } + } + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_convolve8_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_convolve8_neon_asm.asm new file mode 100644 index 000000000..184c3ad67 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_convolve8_neon_asm.asm @@ -0,0 +1,280 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + + ; These functions are only valid when: + ; x_step_q4 == 16 + ; w%4 == 0 + ; h%4 == 0 + ; taps == 8 + ; VP9_FILTER_WEIGHT == 128 + ; VP9_FILTER_SHIFT == 7 + + EXPORT |vp9_convolve8_horiz_neon| + EXPORT |vp9_convolve8_vert_neon| + IMPORT |vp9_convolve8_horiz_c| + IMPORT |vp9_convolve8_vert_c| + ARM + REQUIRE8 + PRESERVE8 + + AREA ||.text||, CODE, READONLY, ALIGN=2 + + ; Multiply and accumulate by q0 + MACRO + MULTIPLY_BY_Q0 $dst, $src0, $src1, $src2, $src3, $src4, $src5, $src6, $src7 + vmull.s16 $dst, $src0, d0[0] + vmlal.s16 $dst, $src1, d0[1] + vmlal.s16 $dst, $src2, d0[2] + vmlal.s16 $dst, $src3, d0[3] + vmlal.s16 $dst, $src4, d1[0] + vmlal.s16 $dst, $src5, d1[1] + vmlal.s16 $dst, $src6, d1[2] + vmlal.s16 $dst, $src7, d1[3] + MEND + +; r0 const uint8_t *src +; r1 int src_stride +; r2 uint8_t *dst +; r3 int dst_stride +; sp[]const int16_t *filter_x +; sp[]int x_step_q4 +; sp[]const int16_t *filter_y ; unused +; sp[]int y_step_q4 ; unused +; sp[]int w +; sp[]int h + +|vp9_convolve8_horiz_neon| PROC + ldr r12, [sp, #4] ; x_step_q4 + cmp r12, #16 + bne vp9_convolve8_horiz_c + + push {r4-r10, lr} + + sub r0, r0, #3 ; adjust for taps + + ldr r5, [sp, #32] ; filter_x + ldr r6, [sp, #48] ; w + ldr r7, [sp, #52] ; h + + vld1.s16 {q0}, [r5] ; filter_x + + sub r8, r1, r1, lsl #2 ; -src_stride * 3 + add r8, r8, #4 ; -src_stride * 3 + 4 + + sub r4, r3, r3, lsl #2 ; -dst_stride * 3 + add r4, r4, #4 ; -dst_stride * 3 + 4 + + rsb r9, r6, r1, lsl #2 ; reset src for outer loop + sub r9, r9, #7 + rsb r12, r6, r3, lsl #2 ; reset dst for outer loop + + mov r10, r6 ; w loop counter + +vp9_convolve8_loop_horiz_v + vld1.8 {d24}, [r0], r1 + vld1.8 {d25}, [r0], r1 + vld1.8 {d26}, [r0], r1 + vld1.8 {d27}, [r0], r8 + + vtrn.16 q12, q13 + vtrn.8 d24, d25 + vtrn.8 d26, d27 + + pld [r0, r1, lsl #2] + + vmovl.u8 q8, d24 + vmovl.u8 q9, d25 + vmovl.u8 q10, d26 + vmovl.u8 q11, d27 + + ; save a few instructions in the inner loop + vswp d17, d18 + vmov d23, d21 + + add r0, r0, #3 + +vp9_convolve8_loop_horiz + add r5, r0, #64 + + vld1.32 {d28[]}, [r0], r1 + vld1.32 {d29[]}, [r0], r1 + vld1.32 {d31[]}, [r0], r1 + vld1.32 {d30[]}, [r0], r8 + + pld [r5] + + vtrn.16 d28, d31 + vtrn.16 d29, d30 + vtrn.8 d28, d29 + vtrn.8 d31, d30 + + pld [r5, r1] + + ; extract to s16 + vtrn.32 q14, q15 + vmovl.u8 q12, d28 + vmovl.u8 q13, d29 + + pld [r5, r1, lsl #1] + + ; src[] * filter_x + MULTIPLY_BY_Q0 q1, d16, d17, d20, d22, d18, d19, d23, d24 + MULTIPLY_BY_Q0 q2, d17, d20, d22, d18, d19, d23, d24, d26 + MULTIPLY_BY_Q0 q14, d20, d22, d18, d19, d23, d24, d26, d27 + MULTIPLY_BY_Q0 q15, d22, d18, d19, d23, d24, d26, d27, d25 + + pld [r5, -r8] + + ; += 64 >> 7 + vqrshrun.s32 d2, q1, #7 + vqrshrun.s32 d3, q2, #7 + vqrshrun.s32 d4, q14, #7 + vqrshrun.s32 d5, q15, #7 + + ; saturate + vqmovn.u16 d2, q1 + vqmovn.u16 d3, q2 + + ; transpose + vtrn.16 d2, d3 + vtrn.32 d2, d3 + vtrn.8 d2, d3 + + vst1.u32 {d2[0]}, [r2@32], r3 + vst1.u32 {d3[0]}, [r2@32], r3 + vst1.u32 {d2[1]}, [r2@32], r3 + vst1.u32 {d3[1]}, [r2@32], r4 + + vmov q8, q9 + vmov d20, d23 + vmov q11, q12 + vmov q9, q13 + + subs r6, r6, #4 ; w -= 4 + bgt vp9_convolve8_loop_horiz + + ; outer loop + mov r6, r10 ; restore w counter + add r0, r0, r9 ; src += src_stride * 4 - w + add r2, r2, r12 ; dst += dst_stride * 4 - w + subs r7, r7, #4 ; h -= 4 + bgt vp9_convolve8_loop_horiz_v + + pop {r4-r10, pc} + + ENDP + +|vp9_convolve8_vert_neon| PROC + ldr r12, [sp, #12] + cmp r12, #16 + bne vp9_convolve8_vert_c + + push {r4-r8, lr} + + ; adjust for taps + sub r0, r0, r1 + sub r0, r0, r1, lsl #1 + + ldr r4, [sp, #32] ; filter_y + ldr r6, [sp, #40] ; w + ldr lr, [sp, #44] ; h + + vld1.s16 {q0}, [r4] ; filter_y + + lsl r1, r1, #1 + lsl r3, r3, #1 + +vp9_convolve8_loop_vert_h + mov r4, r0 + add r7, r0, r1, asr #1 + mov r5, r2 + add r8, r2, r3, asr #1 + mov r12, lr ; h loop counter + + vld1.u32 {d16[0]}, [r4], r1 + vld1.u32 {d16[1]}, [r7], r1 + vld1.u32 {d18[0]}, [r4], r1 + vld1.u32 {d18[1]}, [r7], r1 + vld1.u32 {d20[0]}, [r4], r1 + vld1.u32 {d20[1]}, [r7], r1 + vld1.u32 {d22[0]}, [r4], r1 + + vmovl.u8 q8, d16 + vmovl.u8 q9, d18 + vmovl.u8 q10, d20 + vmovl.u8 q11, d22 + +vp9_convolve8_loop_vert + ; always process a 4x4 block at a time + vld1.u32 {d24[0]}, [r7], r1 + vld1.u32 {d26[0]}, [r4], r1 + vld1.u32 {d26[1]}, [r7], r1 + vld1.u32 {d24[1]}, [r4], r1 + + ; extract to s16 + vmovl.u8 q12, d24 + vmovl.u8 q13, d26 + + pld [r5] + pld [r8] + + ; src[] * filter_y + MULTIPLY_BY_Q0 q1, d16, d17, d18, d19, d20, d21, d22, d24 + + pld [r5, r3] + pld [r8, r3] + + MULTIPLY_BY_Q0 q2, d17, d18, d19, d20, d21, d22, d24, d26 + + pld [r7] + pld [r4] + + MULTIPLY_BY_Q0 q14, d18, d19, d20, d21, d22, d24, d26, d27 + + pld [r7, r1] + pld [r4, r1] + + MULTIPLY_BY_Q0 q15, d19, d20, d21, d22, d24, d26, d27, d25 + + ; += 64 >> 7 + vqrshrun.s32 d2, q1, #7 + vqrshrun.s32 d3, q2, #7 + vqrshrun.s32 d4, q14, #7 + vqrshrun.s32 d5, q15, #7 + + ; saturate + vqmovn.u16 d2, q1 + vqmovn.u16 d3, q2 + + vst1.u32 {d2[0]}, [r5@32], r3 + vst1.u32 {d2[1]}, [r8@32], r3 + vst1.u32 {d3[0]}, [r5@32], r3 + vst1.u32 {d3[1]}, [r8@32], r3 + + vmov q8, q10 + vmov d18, d22 + vmov d19, d24 + vmov q10, q13 + vmov d22, d25 + + subs r12, r12, #4 ; h -= 4 + bgt vp9_convolve8_loop_vert + + ; outer loop + add r0, r0, #4 + add r2, r2, #4 + subs r6, r6, #4 ; w -= 4 + bgt vp9_convolve8_loop_vert_h + + pop {r4-r8, pc} + + ENDP + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_convolve_avg_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_convolve_avg_neon.c new file mode 100644 index 000000000..3a3db353e --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_convolve_avg_neon.c @@ -0,0 +1,145 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <stddef.h> +#include <arm_neon.h> + +void vp9_convolve_avg_neon( + const uint8_t *src, // r0 + ptrdiff_t src_stride, // r1 + uint8_t *dst, // r2 + ptrdiff_t dst_stride, // r3 + const int16_t *filter_x, + int filter_x_stride, + const int16_t *filter_y, + int filter_y_stride, + int w, + int h) { + uint8_t *d; + uint8x8_t d0u8, d1u8, d2u8, d3u8; + uint32x2_t d0u32, d2u32; + uint8x16_t q0u8, q1u8, q2u8, q3u8, q8u8, q9u8, q10u8, q11u8; + (void)filter_x; (void)filter_x_stride; + (void)filter_y; (void)filter_y_stride; + + d = dst; + if (w > 32) { // avg64 + for (; h > 0; h -= 1) { + q0u8 = vld1q_u8(src); + q1u8 = vld1q_u8(src + 16); + q2u8 = vld1q_u8(src + 32); + q3u8 = vld1q_u8(src + 48); + src += src_stride; + q8u8 = vld1q_u8(d); + q9u8 = vld1q_u8(d + 16); + q10u8 = vld1q_u8(d + 32); + q11u8 = vld1q_u8(d + 48); + d += dst_stride; + + q0u8 = vrhaddq_u8(q0u8, q8u8); + q1u8 = vrhaddq_u8(q1u8, q9u8); + q2u8 = vrhaddq_u8(q2u8, q10u8); + q3u8 = vrhaddq_u8(q3u8, q11u8); + + vst1q_u8(dst, q0u8); + vst1q_u8(dst + 16, q1u8); + vst1q_u8(dst + 32, q2u8); + vst1q_u8(dst + 48, q3u8); + dst += dst_stride; + } + } else if (w == 32) { // avg32 + for (; h > 0; h -= 2) { + q0u8 = vld1q_u8(src); + q1u8 = vld1q_u8(src + 16); + src += src_stride; + q2u8 = vld1q_u8(src); + q3u8 = vld1q_u8(src + 16); + src += src_stride; + q8u8 = vld1q_u8(d); + q9u8 = vld1q_u8(d + 16); + d += dst_stride; + q10u8 = vld1q_u8(d); + q11u8 = vld1q_u8(d + 16); + d += dst_stride; + + q0u8 = vrhaddq_u8(q0u8, q8u8); + q1u8 = vrhaddq_u8(q1u8, q9u8); + q2u8 = vrhaddq_u8(q2u8, q10u8); + q3u8 = vrhaddq_u8(q3u8, q11u8); + + vst1q_u8(dst, q0u8); + vst1q_u8(dst + 16, q1u8); + dst += dst_stride; + vst1q_u8(dst, q2u8); + vst1q_u8(dst + 16, q3u8); + dst += dst_stride; + } + } else if (w > 8) { // avg16 + for (; h > 0; h -= 2) { + q0u8 = vld1q_u8(src); + src += src_stride; + q1u8 = vld1q_u8(src); + src += src_stride; + q2u8 = vld1q_u8(d); + d += dst_stride; + q3u8 = vld1q_u8(d); + d += dst_stride; + + q0u8 = vrhaddq_u8(q0u8, q2u8); + q1u8 = vrhaddq_u8(q1u8, q3u8); + + vst1q_u8(dst, q0u8); + dst += dst_stride; + vst1q_u8(dst, q1u8); + dst += dst_stride; + } + } else if (w == 8) { // avg8 + for (; h > 0; h -= 2) { + d0u8 = vld1_u8(src); + src += src_stride; + d1u8 = vld1_u8(src); + src += src_stride; + d2u8 = vld1_u8(d); + d += dst_stride; + d3u8 = vld1_u8(d); + d += dst_stride; + + q0u8 = vcombine_u8(d0u8, d1u8); + q1u8 = vcombine_u8(d2u8, d3u8); + q0u8 = vrhaddq_u8(q0u8, q1u8); + + vst1_u8(dst, vget_low_u8(q0u8)); + dst += dst_stride; + vst1_u8(dst, vget_high_u8(q0u8)); + dst += dst_stride; + } + } else { // avg4 + for (; h > 0; h -= 2) { + d0u32 = vld1_lane_u32((const uint32_t *)src, d0u32, 0); + src += src_stride; + d0u32 = vld1_lane_u32((const uint32_t *)src, d0u32, 1); + src += src_stride; + d2u32 = vld1_lane_u32((const uint32_t *)d, d2u32, 0); + d += dst_stride; + d2u32 = vld1_lane_u32((const uint32_t *)d, d2u32, 1); + d += dst_stride; + + d0u8 = vrhadd_u8(vreinterpret_u8_u32(d0u32), + vreinterpret_u8_u32(d2u32)); + + d0u32 = vreinterpret_u32_u8(d0u8); + vst1_lane_u32((uint32_t *)dst, d0u32, 0); + dst += dst_stride; + vst1_lane_u32((uint32_t *)dst, d0u32, 1); + dst += dst_stride; + } + } + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_convolve_avg_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_convolve_avg_neon_asm.asm new file mode 100644 index 000000000..7d2453021 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_convolve_avg_neon_asm.asm @@ -0,0 +1,116 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + EXPORT |vp9_convolve_avg_neon| + ARM + REQUIRE8 + PRESERVE8 + + AREA ||.text||, CODE, READONLY, ALIGN=2 + +|vp9_convolve_avg_neon| PROC + push {r4-r6, lr} + ldrd r4, r5, [sp, #32] + mov r6, r2 + + cmp r4, #32 + bgt avg64 + beq avg32 + cmp r4, #8 + bgt avg16 + beq avg8 + b avg4 + +avg64 + sub lr, r1, #32 + sub r4, r3, #32 +avg64_h + pld [r0, r1, lsl #1] + vld1.8 {q0-q1}, [r0]! + vld1.8 {q2-q3}, [r0], lr + pld [r2, r3] + vld1.8 {q8-q9}, [r6@128]! + vld1.8 {q10-q11}, [r6@128], r4 + vrhadd.u8 q0, q0, q8 + vrhadd.u8 q1, q1, q9 + vrhadd.u8 q2, q2, q10 + vrhadd.u8 q3, q3, q11 + vst1.8 {q0-q1}, [r2@128]! + vst1.8 {q2-q3}, [r2@128], r4 + subs r5, r5, #1 + bgt avg64_h + pop {r4-r6, pc} + +avg32 + vld1.8 {q0-q1}, [r0], r1 + vld1.8 {q2-q3}, [r0], r1 + vld1.8 {q8-q9}, [r6@128], r3 + vld1.8 {q10-q11}, [r6@128], r3 + pld [r0] + vrhadd.u8 q0, q0, q8 + pld [r0, r1] + vrhadd.u8 q1, q1, q9 + pld [r6] + vrhadd.u8 q2, q2, q10 + pld [r6, r3] + vrhadd.u8 q3, q3, q11 + vst1.8 {q0-q1}, [r2@128], r3 + vst1.8 {q2-q3}, [r2@128], r3 + subs r5, r5, #2 + bgt avg32 + pop {r4-r6, pc} + +avg16 + vld1.8 {q0}, [r0], r1 + vld1.8 {q1}, [r0], r1 + vld1.8 {q2}, [r6@128], r3 + vld1.8 {q3}, [r6@128], r3 + pld [r0] + pld [r0, r1] + vrhadd.u8 q0, q0, q2 + pld [r6] + pld [r6, r3] + vrhadd.u8 q1, q1, q3 + vst1.8 {q0}, [r2@128], r3 + vst1.8 {q1}, [r2@128], r3 + subs r5, r5, #2 + bgt avg16 + pop {r4-r6, pc} + +avg8 + vld1.8 {d0}, [r0], r1 + vld1.8 {d1}, [r0], r1 + vld1.8 {d2}, [r6@64], r3 + vld1.8 {d3}, [r6@64], r3 + pld [r0] + pld [r0, r1] + vrhadd.u8 q0, q0, q1 + pld [r6] + pld [r6, r3] + vst1.8 {d0}, [r2@64], r3 + vst1.8 {d1}, [r2@64], r3 + subs r5, r5, #2 + bgt avg8 + pop {r4-r6, pc} + +avg4 + vld1.32 {d0[0]}, [r0], r1 + vld1.32 {d0[1]}, [r0], r1 + vld1.32 {d2[0]}, [r6@32], r3 + vld1.32 {d2[1]}, [r6@32], r3 + vrhadd.u8 d0, d0, d2 + vst1.32 {d0[0]}, [r2@32], r3 + vst1.32 {d0[1]}, [r2@32], r3 + subs r5, r5, #2 + bgt avg4 + pop {r4-r6, pc} + ENDP + + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_convolve_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_convolve_neon.c new file mode 100644 index 000000000..2e28cb20e --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_convolve_neon.c @@ -0,0 +1,82 @@ +/* + * Copyright (c) 2013 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "./vp9_rtcd.h" +#include "vp9/common/vp9_common.h" +#include "vpx_ports/mem.h" + +void vp9_convolve8_neon(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h) { + /* Given our constraints: w <= 64, h <= 64, taps == 8 we can reduce the + * maximum buffer size to 64 * 64 + 7 (+ 1 to make it divisible by 4). + */ + DECLARE_ALIGNED(8, uint8_t, temp[64 * 72]); + + // Account for the vertical phase needing 3 lines prior and 4 lines post + int intermediate_height = h + 7; + + if (x_step_q4 != 16 || y_step_q4 != 16) { + vp9_convolve8_c(src, src_stride, + dst, dst_stride, + filter_x, x_step_q4, + filter_y, y_step_q4, + w, h); + return; + } + + /* Filter starting 3 lines back. The neon implementation will ignore the + * given height and filter a multiple of 4 lines. Since this goes in to + * the temp buffer which has lots of extra room and is subsequently discarded + * this is safe if somewhat less than ideal. + */ + vp9_convolve8_horiz_neon(src - src_stride * 3, src_stride, + temp, 64, + filter_x, x_step_q4, filter_y, y_step_q4, + w, intermediate_height); + + /* Step into the temp buffer 3 lines to get the actual frame data */ + vp9_convolve8_vert_neon(temp + 64 * 3, 64, + dst, dst_stride, + filter_x, x_step_q4, filter_y, y_step_q4, + w, h); +} + +void vp9_convolve8_avg_neon(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h) { + DECLARE_ALIGNED(8, uint8_t, temp[64 * 72]); + int intermediate_height = h + 7; + + if (x_step_q4 != 16 || y_step_q4 != 16) { + vp9_convolve8_avg_c(src, src_stride, + dst, dst_stride, + filter_x, x_step_q4, + filter_y, y_step_q4, + w, h); + return; + } + + /* This implementation has the same issues as above. In addition, we only want + * to average the values after both passes. + */ + vp9_convolve8_horiz_neon(src - src_stride * 3, src_stride, + temp, 64, + filter_x, x_step_q4, filter_y, y_step_q4, + w, intermediate_height); + vp9_convolve8_avg_vert_neon(temp + 64 * 3, + 64, dst, dst_stride, + filter_x, x_step_q4, filter_y, y_step_q4, + w, h); +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_copy_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_copy_neon.c new file mode 100644 index 000000000..f334abe11 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_copy_neon.c @@ -0,0 +1,92 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <stddef.h> +#include <arm_neon.h> + +void vp9_convolve_copy_neon( + const uint8_t *src, // r0 + ptrdiff_t src_stride, // r1 + uint8_t *dst, // r2 + ptrdiff_t dst_stride, // r3 + const int16_t *filter_x, + int filter_x_stride, + const int16_t *filter_y, + int filter_y_stride, + int w, + int h) { + uint8x8_t d0u8, d2u8; + uint8x16_t q0u8, q1u8, q2u8, q3u8; + (void)filter_x; (void)filter_x_stride; + (void)filter_y; (void)filter_y_stride; + + if (w > 32) { // copy64 + for (; h > 0; h--) { + q0u8 = vld1q_u8(src); + q1u8 = vld1q_u8(src + 16); + q2u8 = vld1q_u8(src + 32); + q3u8 = vld1q_u8(src + 48); + src += src_stride; + + vst1q_u8(dst, q0u8); + vst1q_u8(dst + 16, q1u8); + vst1q_u8(dst + 32, q2u8); + vst1q_u8(dst + 48, q3u8); + dst += dst_stride; + } + } else if (w == 32) { // copy32 + for (; h > 0; h -= 2) { + q0u8 = vld1q_u8(src); + q1u8 = vld1q_u8(src + 16); + src += src_stride; + q2u8 = vld1q_u8(src); + q3u8 = vld1q_u8(src + 16); + src += src_stride; + + vst1q_u8(dst, q0u8); + vst1q_u8(dst + 16, q1u8); + dst += dst_stride; + vst1q_u8(dst, q2u8); + vst1q_u8(dst + 16, q3u8); + dst += dst_stride; + } + } else if (w > 8) { // copy16 + for (; h > 0; h -= 2) { + q0u8 = vld1q_u8(src); + src += src_stride; + q1u8 = vld1q_u8(src); + src += src_stride; + + vst1q_u8(dst, q0u8); + dst += dst_stride; + vst1q_u8(dst, q1u8); + dst += dst_stride; + } + } else if (w == 8) { // copy8 + for (; h > 0; h -= 2) { + d0u8 = vld1_u8(src); + src += src_stride; + d2u8 = vld1_u8(src); + src += src_stride; + + vst1_u8(dst, d0u8); + dst += dst_stride; + vst1_u8(dst, d2u8); + dst += dst_stride; + } + } else { // copy4 + for (; h > 0; h--) { + *(uint32_t *)dst = *(const uint32_t *)src; + src += src_stride; + dst += dst_stride; + } + } + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_copy_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_copy_neon_asm.asm new file mode 100644 index 000000000..a0bd04a35 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_copy_neon_asm.asm @@ -0,0 +1,84 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + EXPORT |vp9_convolve_copy_neon| + ARM + REQUIRE8 + PRESERVE8 + + AREA ||.text||, CODE, READONLY, ALIGN=2 + +|vp9_convolve_copy_neon| PROC + push {r4-r5, lr} + ldrd r4, r5, [sp, #28] + + cmp r4, #32 + bgt copy64 + beq copy32 + cmp r4, #8 + bgt copy16 + beq copy8 + b copy4 + +copy64 + sub lr, r1, #32 + sub r3, r3, #32 +copy64_h + pld [r0, r1, lsl #1] + vld1.8 {q0-q1}, [r0]! + vld1.8 {q2-q3}, [r0], lr + vst1.8 {q0-q1}, [r2@128]! + vst1.8 {q2-q3}, [r2@128], r3 + subs r5, r5, #1 + bgt copy64_h + pop {r4-r5, pc} + +copy32 + pld [r0, r1, lsl #1] + vld1.8 {q0-q1}, [r0], r1 + pld [r0, r1, lsl #1] + vld1.8 {q2-q3}, [r0], r1 + vst1.8 {q0-q1}, [r2@128], r3 + vst1.8 {q2-q3}, [r2@128], r3 + subs r5, r5, #2 + bgt copy32 + pop {r4-r5, pc} + +copy16 + pld [r0, r1, lsl #1] + vld1.8 {q0}, [r0], r1 + pld [r0, r1, lsl #1] + vld1.8 {q1}, [r0], r1 + vst1.8 {q0}, [r2@128], r3 + vst1.8 {q1}, [r2@128], r3 + subs r5, r5, #2 + bgt copy16 + pop {r4-r5, pc} + +copy8 + pld [r0, r1, lsl #1] + vld1.8 {d0}, [r0], r1 + pld [r0, r1, lsl #1] + vld1.8 {d2}, [r0], r1 + vst1.8 {d0}, [r2@64], r3 + vst1.8 {d2}, [r2@64], r3 + subs r5, r5, #2 + bgt copy8 + pop {r4-r5, pc} + +copy4 + ldr r12, [r0], r1 + str r12, [r2], r3 + subs r5, r5, #1 + bgt copy4 + pop {r4-r5, pc} + ENDP + + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_1_add_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_1_add_neon.c new file mode 100644 index 000000000..0233877dd --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_1_add_neon.c @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> + +#include "vpx_ports/mem.h" +#include "vp9/common/vp9_idct.h" + +void vp9_idct16x16_1_add_neon( + int16_t *input, + uint8_t *dest, + int dest_stride) { + uint8x8_t d2u8, d3u8, d30u8, d31u8; + uint64x1_t d2u64, d3u64, d4u64, d5u64; + uint16x8_t q0u16, q9u16, q10u16, q11u16, q12u16; + int16x8_t q0s16; + uint8_t *d1, *d2; + int16_t i, j, a1, cospi_16_64 = 11585; + int16_t out = dct_const_round_shift(input[0] * cospi_16_64); + out = dct_const_round_shift(out * cospi_16_64); + a1 = ROUND_POWER_OF_TWO(out, 6); + + q0s16 = vdupq_n_s16(a1); + q0u16 = vreinterpretq_u16_s16(q0s16); + + for (d1 = d2 = dest, i = 0; i < 4; i++) { + for (j = 0; j < 2; j++) { + d2u64 = vld1_u64((const uint64_t *)d1); + d3u64 = vld1_u64((const uint64_t *)(d1 + 8)); + d1 += dest_stride; + d4u64 = vld1_u64((const uint64_t *)d1); + d5u64 = vld1_u64((const uint64_t *)(d1 + 8)); + d1 += dest_stride; + + q9u16 = vaddw_u8(q0u16, vreinterpret_u8_u64(d2u64)); + q10u16 = vaddw_u8(q0u16, vreinterpret_u8_u64(d3u64)); + q11u16 = vaddw_u8(q0u16, vreinterpret_u8_u64(d4u64)); + q12u16 = vaddw_u8(q0u16, vreinterpret_u8_u64(d5u64)); + + d2u8 = vqmovun_s16(vreinterpretq_s16_u16(q9u16)); + d3u8 = vqmovun_s16(vreinterpretq_s16_u16(q10u16)); + d30u8 = vqmovun_s16(vreinterpretq_s16_u16(q11u16)); + d31u8 = vqmovun_s16(vreinterpretq_s16_u16(q12u16)); + + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d2u8)); + vst1_u64((uint64_t *)(d2 + 8), vreinterpret_u64_u8(d3u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d30u8)); + vst1_u64((uint64_t *)(d2 + 8), vreinterpret_u64_u8(d31u8)); + d2 += dest_stride; + } + } + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_1_add_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_1_add_neon_asm.asm new file mode 100644 index 000000000..b1fd21bb6 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_1_add_neon_asm.asm @@ -0,0 +1,198 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license and patent +; grant that can be found in the LICENSE file in the root of the source +; tree. All contributing project authors may be found in the AUTHORS +; file in the root of the source tree. +; + + + EXPORT |vp9_idct16x16_1_add_neon| + ARM + REQUIRE8 + PRESERVE8 + + AREA ||.text||, CODE, READONLY, ALIGN=2 + +;void vp9_idct16x16_1_add_neon(int16_t *input, uint8_t *dest, +; int dest_stride) +; +; r0 int16_t input +; r1 uint8_t *dest +; r2 int dest_stride) + +|vp9_idct16x16_1_add_neon| PROC + ldrsh r0, [r0] + + ; generate cospi_16_64 = 11585 + mov r12, #0x2d00 + add r12, #0x41 + + ; out = dct_const_round_shift(input[0] * cospi_16_64) + mul r0, r0, r12 ; input[0] * cospi_16_64 + add r0, r0, #0x2000 ; +(1 << ((DCT_CONST_BITS) - 1)) + asr r0, r0, #14 ; >> DCT_CONST_BITS + + ; out = dct_const_round_shift(out * cospi_16_64) + mul r0, r0, r12 ; out * cospi_16_64 + mov r12, r1 ; save dest + add r0, r0, #0x2000 ; +(1 << ((DCT_CONST_BITS) - 1)) + asr r0, r0, #14 ; >> DCT_CONST_BITS + + ; a1 = ROUND_POWER_OF_TWO(out, 6) + add r0, r0, #32 ; + (1 <<((6) - 1)) + asr r0, r0, #6 ; >> 6 + + vdup.s16 q0, r0 ; duplicate a1 + mov r0, #8 + sub r2, #8 + + ; load destination data row0 - row3 + vld1.64 {d2}, [r1], r0 + vld1.64 {d3}, [r1], r2 + vld1.64 {d4}, [r1], r0 + vld1.64 {d5}, [r1], r2 + vld1.64 {d6}, [r1], r0 + vld1.64 {d7}, [r1], r2 + vld1.64 {d16}, [r1], r0 + vld1.64 {d17}, [r1], r2 + + vaddw.u8 q9, q0, d2 ; dest[x] + a1 + vaddw.u8 q10, q0, d3 ; dest[x] + a1 + vaddw.u8 q11, q0, d4 ; dest[x] + a1 + vaddw.u8 q12, q0, d5 ; dest[x] + a1 + vqmovun.s16 d2, q9 ; clip_pixel + vqmovun.s16 d3, q10 ; clip_pixel + vqmovun.s16 d30, q11 ; clip_pixel + vqmovun.s16 d31, q12 ; clip_pixel + vst1.64 {d2}, [r12], r0 + vst1.64 {d3}, [r12], r2 + vst1.64 {d30}, [r12], r0 + vst1.64 {d31}, [r12], r2 + + vaddw.u8 q9, q0, d6 ; dest[x] + a1 + vaddw.u8 q10, q0, d7 ; dest[x] + a1 + vaddw.u8 q11, q0, d16 ; dest[x] + a1 + vaddw.u8 q12, q0, d17 ; dest[x] + a1 + vqmovun.s16 d2, q9 ; clip_pixel + vqmovun.s16 d3, q10 ; clip_pixel + vqmovun.s16 d30, q11 ; clip_pixel + vqmovun.s16 d31, q12 ; clip_pixel + vst1.64 {d2}, [r12], r0 + vst1.64 {d3}, [r12], r2 + vst1.64 {d30}, [r12], r0 + vst1.64 {d31}, [r12], r2 + + ; load destination data row4 - row7 + vld1.64 {d2}, [r1], r0 + vld1.64 {d3}, [r1], r2 + vld1.64 {d4}, [r1], r0 + vld1.64 {d5}, [r1], r2 + vld1.64 {d6}, [r1], r0 + vld1.64 {d7}, [r1], r2 + vld1.64 {d16}, [r1], r0 + vld1.64 {d17}, [r1], r2 + + vaddw.u8 q9, q0, d2 ; dest[x] + a1 + vaddw.u8 q10, q0, d3 ; dest[x] + a1 + vaddw.u8 q11, q0, d4 ; dest[x] + a1 + vaddw.u8 q12, q0, d5 ; dest[x] + a1 + vqmovun.s16 d2, q9 ; clip_pixel + vqmovun.s16 d3, q10 ; clip_pixel + vqmovun.s16 d30, q11 ; clip_pixel + vqmovun.s16 d31, q12 ; clip_pixel + vst1.64 {d2}, [r12], r0 + vst1.64 {d3}, [r12], r2 + vst1.64 {d30}, [r12], r0 + vst1.64 {d31}, [r12], r2 + + vaddw.u8 q9, q0, d6 ; dest[x] + a1 + vaddw.u8 q10, q0, d7 ; dest[x] + a1 + vaddw.u8 q11, q0, d16 ; dest[x] + a1 + vaddw.u8 q12, q0, d17 ; dest[x] + a1 + vqmovun.s16 d2, q9 ; clip_pixel + vqmovun.s16 d3, q10 ; clip_pixel + vqmovun.s16 d30, q11 ; clip_pixel + vqmovun.s16 d31, q12 ; clip_pixel + vst1.64 {d2}, [r12], r0 + vst1.64 {d3}, [r12], r2 + vst1.64 {d30}, [r12], r0 + vst1.64 {d31}, [r12], r2 + + ; load destination data row8 - row11 + vld1.64 {d2}, [r1], r0 + vld1.64 {d3}, [r1], r2 + vld1.64 {d4}, [r1], r0 + vld1.64 {d5}, [r1], r2 + vld1.64 {d6}, [r1], r0 + vld1.64 {d7}, [r1], r2 + vld1.64 {d16}, [r1], r0 + vld1.64 {d17}, [r1], r2 + + vaddw.u8 q9, q0, d2 ; dest[x] + a1 + vaddw.u8 q10, q0, d3 ; dest[x] + a1 + vaddw.u8 q11, q0, d4 ; dest[x] + a1 + vaddw.u8 q12, q0, d5 ; dest[x] + a1 + vqmovun.s16 d2, q9 ; clip_pixel + vqmovun.s16 d3, q10 ; clip_pixel + vqmovun.s16 d30, q11 ; clip_pixel + vqmovun.s16 d31, q12 ; clip_pixel + vst1.64 {d2}, [r12], r0 + vst1.64 {d3}, [r12], r2 + vst1.64 {d30}, [r12], r0 + vst1.64 {d31}, [r12], r2 + + vaddw.u8 q9, q0, d6 ; dest[x] + a1 + vaddw.u8 q10, q0, d7 ; dest[x] + a1 + vaddw.u8 q11, q0, d16 ; dest[x] + a1 + vaddw.u8 q12, q0, d17 ; dest[x] + a1 + vqmovun.s16 d2, q9 ; clip_pixel + vqmovun.s16 d3, q10 ; clip_pixel + vqmovun.s16 d30, q11 ; clip_pixel + vqmovun.s16 d31, q12 ; clip_pixel + vst1.64 {d2}, [r12], r0 + vst1.64 {d3}, [r12], r2 + vst1.64 {d30}, [r12], r0 + vst1.64 {d31}, [r12], r2 + + ; load destination data row12 - row15 + vld1.64 {d2}, [r1], r0 + vld1.64 {d3}, [r1], r2 + vld1.64 {d4}, [r1], r0 + vld1.64 {d5}, [r1], r2 + vld1.64 {d6}, [r1], r0 + vld1.64 {d7}, [r1], r2 + vld1.64 {d16}, [r1], r0 + vld1.64 {d17}, [r1], r2 + + vaddw.u8 q9, q0, d2 ; dest[x] + a1 + vaddw.u8 q10, q0, d3 ; dest[x] + a1 + vaddw.u8 q11, q0, d4 ; dest[x] + a1 + vaddw.u8 q12, q0, d5 ; dest[x] + a1 + vqmovun.s16 d2, q9 ; clip_pixel + vqmovun.s16 d3, q10 ; clip_pixel + vqmovun.s16 d30, q11 ; clip_pixel + vqmovun.s16 d31, q12 ; clip_pixel + vst1.64 {d2}, [r12], r0 + vst1.64 {d3}, [r12], r2 + vst1.64 {d30}, [r12], r0 + vst1.64 {d31}, [r12], r2 + + vaddw.u8 q9, q0, d6 ; dest[x] + a1 + vaddw.u8 q10, q0, d7 ; dest[x] + a1 + vaddw.u8 q11, q0, d16 ; dest[x] + a1 + vaddw.u8 q12, q0, d17 ; dest[x] + a1 + vqmovun.s16 d2, q9 ; clip_pixel + vqmovun.s16 d3, q10 ; clip_pixel + vqmovun.s16 d30, q11 ; clip_pixel + vqmovun.s16 d31, q12 ; clip_pixel + vst1.64 {d2}, [r12], r0 + vst1.64 {d3}, [r12], r2 + vst1.64 {d30}, [r12], r0 + vst1.64 {d31}, [r12], r2 + + bx lr + ENDP ; |vp9_idct16x16_1_add_neon| + + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_add_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_add_neon.c new file mode 100644 index 000000000..5fa3f5c01 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_add_neon.c @@ -0,0 +1,1332 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> + +#include "./vpx_config.h" + +static int16_t cospi_2_64 = 16305; +static int16_t cospi_4_64 = 16069; +static int16_t cospi_6_64 = 15679; +static int16_t cospi_8_64 = 15137; +static int16_t cospi_10_64 = 14449; +static int16_t cospi_12_64 = 13623; +static int16_t cospi_14_64 = 12665; +static int16_t cospi_16_64 = 11585; +static int16_t cospi_18_64 = 10394; +static int16_t cospi_20_64 = 9102; +static int16_t cospi_22_64 = 7723; +static int16_t cospi_24_64 = 6270; +static int16_t cospi_26_64 = 4756; +static int16_t cospi_28_64 = 3196; +static int16_t cospi_30_64 = 1606; + +static INLINE void TRANSPOSE8X8( + int16x8_t *q8s16, + int16x8_t *q9s16, + int16x8_t *q10s16, + int16x8_t *q11s16, + int16x8_t *q12s16, + int16x8_t *q13s16, + int16x8_t *q14s16, + int16x8_t *q15s16) { + int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16, d22s16, d23s16; + int16x4_t d24s16, d25s16, d26s16, d27s16, d28s16, d29s16, d30s16, d31s16; + int32x4x2_t q0x2s32, q1x2s32, q2x2s32, q3x2s32; + int16x8x2_t q0x2s16, q1x2s16, q2x2s16, q3x2s16; + + d16s16 = vget_low_s16(*q8s16); + d17s16 = vget_high_s16(*q8s16); + d18s16 = vget_low_s16(*q9s16); + d19s16 = vget_high_s16(*q9s16); + d20s16 = vget_low_s16(*q10s16); + d21s16 = vget_high_s16(*q10s16); + d22s16 = vget_low_s16(*q11s16); + d23s16 = vget_high_s16(*q11s16); + d24s16 = vget_low_s16(*q12s16); + d25s16 = vget_high_s16(*q12s16); + d26s16 = vget_low_s16(*q13s16); + d27s16 = vget_high_s16(*q13s16); + d28s16 = vget_low_s16(*q14s16); + d29s16 = vget_high_s16(*q14s16); + d30s16 = vget_low_s16(*q15s16); + d31s16 = vget_high_s16(*q15s16); + + *q8s16 = vcombine_s16(d16s16, d24s16); // vswp d17, d24 + *q9s16 = vcombine_s16(d18s16, d26s16); // vswp d19, d26 + *q10s16 = vcombine_s16(d20s16, d28s16); // vswp d21, d28 + *q11s16 = vcombine_s16(d22s16, d30s16); // vswp d23, d30 + *q12s16 = vcombine_s16(d17s16, d25s16); + *q13s16 = vcombine_s16(d19s16, d27s16); + *q14s16 = vcombine_s16(d21s16, d29s16); + *q15s16 = vcombine_s16(d23s16, d31s16); + + q0x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q8s16), + vreinterpretq_s32_s16(*q10s16)); + q1x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q9s16), + vreinterpretq_s32_s16(*q11s16)); + q2x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q12s16), + vreinterpretq_s32_s16(*q14s16)); + q3x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q13s16), + vreinterpretq_s32_s16(*q15s16)); + + q0x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q0x2s32.val[0]), // q8 + vreinterpretq_s16_s32(q1x2s32.val[0])); // q9 + q1x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q0x2s32.val[1]), // q10 + vreinterpretq_s16_s32(q1x2s32.val[1])); // q11 + q2x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q2x2s32.val[0]), // q12 + vreinterpretq_s16_s32(q3x2s32.val[0])); // q13 + q3x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q2x2s32.val[1]), // q14 + vreinterpretq_s16_s32(q3x2s32.val[1])); // q15 + + *q8s16 = q0x2s16.val[0]; + *q9s16 = q0x2s16.val[1]; + *q10s16 = q1x2s16.val[0]; + *q11s16 = q1x2s16.val[1]; + *q12s16 = q2x2s16.val[0]; + *q13s16 = q2x2s16.val[1]; + *q14s16 = q3x2s16.val[0]; + *q15s16 = q3x2s16.val[1]; + return; +} + +void vp9_idct16x16_256_add_neon_pass1( + int16_t *in, + int16_t *out, + int output_stride) { + int16x4_t d0s16, d1s16, d2s16, d3s16; + int16x4_t d8s16, d9s16, d10s16, d11s16, d12s16, d13s16, d14s16, d15s16; + int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16, d22s16, d23s16; + int16x4_t d24s16, d25s16, d26s16, d27s16, d28s16, d29s16, d30s16, d31s16; + uint64x1_t d16u64, d17u64, d18u64, d19u64, d20u64, d21u64, d22u64, d23u64; + uint64x1_t d24u64, d25u64, d26u64, d27u64, d28u64, d29u64, d30u64, d31u64; + int16x8_t q0s16, q1s16, q2s16, q3s16, q4s16, q5s16, q6s16, q7s16; + int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16, q13s16, q14s16, q15s16; + int32x4_t q0s32, q1s32, q2s32, q3s32, q5s32, q6s32, q9s32; + int32x4_t q10s32, q11s32, q12s32, q13s32, q15s32; + int16x8x2_t q0x2s16; + + q0x2s16 = vld2q_s16(in); + q8s16 = q0x2s16.val[0]; + in += 16; + q0x2s16 = vld2q_s16(in); + q9s16 = q0x2s16.val[0]; + in += 16; + q0x2s16 = vld2q_s16(in); + q10s16 = q0x2s16.val[0]; + in += 16; + q0x2s16 = vld2q_s16(in); + q11s16 = q0x2s16.val[0]; + in += 16; + q0x2s16 = vld2q_s16(in); + q12s16 = q0x2s16.val[0]; + in += 16; + q0x2s16 = vld2q_s16(in); + q13s16 = q0x2s16.val[0]; + in += 16; + q0x2s16 = vld2q_s16(in); + q14s16 = q0x2s16.val[0]; + in += 16; + q0x2s16 = vld2q_s16(in); + q15s16 = q0x2s16.val[0]; + + TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + d16s16 = vget_low_s16(q8s16); + d17s16 = vget_high_s16(q8s16); + d18s16 = vget_low_s16(q9s16); + d19s16 = vget_high_s16(q9s16); + d20s16 = vget_low_s16(q10s16); + d21s16 = vget_high_s16(q10s16); + d22s16 = vget_low_s16(q11s16); + d23s16 = vget_high_s16(q11s16); + d24s16 = vget_low_s16(q12s16); + d25s16 = vget_high_s16(q12s16); + d26s16 = vget_low_s16(q13s16); + d27s16 = vget_high_s16(q13s16); + d28s16 = vget_low_s16(q14s16); + d29s16 = vget_high_s16(q14s16); + d30s16 = vget_low_s16(q15s16); + d31s16 = vget_high_s16(q15s16); + + // stage 3 + d0s16 = vdup_n_s16(cospi_28_64); + d1s16 = vdup_n_s16(cospi_4_64); + + q2s32 = vmull_s16(d18s16, d0s16); + q3s32 = vmull_s16(d19s16, d0s16); + q5s32 = vmull_s16(d18s16, d1s16); + q6s32 = vmull_s16(d19s16, d1s16); + + q2s32 = vmlsl_s16(q2s32, d30s16, d1s16); + q3s32 = vmlsl_s16(q3s32, d31s16, d1s16); + q5s32 = vmlal_s16(q5s32, d30s16, d0s16); + q6s32 = vmlal_s16(q6s32, d31s16, d0s16); + + d2s16 = vdup_n_s16(cospi_12_64); + d3s16 = vdup_n_s16(cospi_20_64); + + d8s16 = vqrshrn_n_s32(q2s32, 14); + d9s16 = vqrshrn_n_s32(q3s32, 14); + d14s16 = vqrshrn_n_s32(q5s32, 14); + d15s16 = vqrshrn_n_s32(q6s32, 14); + q4s16 = vcombine_s16(d8s16, d9s16); + q7s16 = vcombine_s16(d14s16, d15s16); + + q2s32 = vmull_s16(d26s16, d2s16); + q3s32 = vmull_s16(d27s16, d2s16); + q9s32 = vmull_s16(d26s16, d3s16); + q15s32 = vmull_s16(d27s16, d3s16); + + q2s32 = vmlsl_s16(q2s32, d22s16, d3s16); + q3s32 = vmlsl_s16(q3s32, d23s16, d3s16); + q9s32 = vmlal_s16(q9s32, d22s16, d2s16); + q15s32 = vmlal_s16(q15s32, d23s16, d2s16); + + d10s16 = vqrshrn_n_s32(q2s32, 14); + d11s16 = vqrshrn_n_s32(q3s32, 14); + d12s16 = vqrshrn_n_s32(q9s32, 14); + d13s16 = vqrshrn_n_s32(q15s32, 14); + q5s16 = vcombine_s16(d10s16, d11s16); + q6s16 = vcombine_s16(d12s16, d13s16); + + // stage 4 + d30s16 = vdup_n_s16(cospi_16_64); + + q2s32 = vmull_s16(d16s16, d30s16); + q11s32 = vmull_s16(d17s16, d30s16); + q0s32 = vmull_s16(d24s16, d30s16); + q1s32 = vmull_s16(d25s16, d30s16); + + d30s16 = vdup_n_s16(cospi_24_64); + d31s16 = vdup_n_s16(cospi_8_64); + + q3s32 = vaddq_s32(q2s32, q0s32); + q12s32 = vaddq_s32(q11s32, q1s32); + q13s32 = vsubq_s32(q2s32, q0s32); + q1s32 = vsubq_s32(q11s32, q1s32); + + d16s16 = vqrshrn_n_s32(q3s32, 14); + d17s16 = vqrshrn_n_s32(q12s32, 14); + d18s16 = vqrshrn_n_s32(q13s32, 14); + d19s16 = vqrshrn_n_s32(q1s32, 14); + q8s16 = vcombine_s16(d16s16, d17s16); + q9s16 = vcombine_s16(d18s16, d19s16); + + q0s32 = vmull_s16(d20s16, d31s16); + q1s32 = vmull_s16(d21s16, d31s16); + q12s32 = vmull_s16(d20s16, d30s16); + q13s32 = vmull_s16(d21s16, d30s16); + + q0s32 = vmlal_s16(q0s32, d28s16, d30s16); + q1s32 = vmlal_s16(q1s32, d29s16, d30s16); + q12s32 = vmlsl_s16(q12s32, d28s16, d31s16); + q13s32 = vmlsl_s16(q13s32, d29s16, d31s16); + + d22s16 = vqrshrn_n_s32(q0s32, 14); + d23s16 = vqrshrn_n_s32(q1s32, 14); + d20s16 = vqrshrn_n_s32(q12s32, 14); + d21s16 = vqrshrn_n_s32(q13s32, 14); + q10s16 = vcombine_s16(d20s16, d21s16); + q11s16 = vcombine_s16(d22s16, d23s16); + + q13s16 = vsubq_s16(q4s16, q5s16); + q4s16 = vaddq_s16(q4s16, q5s16); + q14s16 = vsubq_s16(q7s16, q6s16); + q15s16 = vaddq_s16(q6s16, q7s16); + d26s16 = vget_low_s16(q13s16); + d27s16 = vget_high_s16(q13s16); + d28s16 = vget_low_s16(q14s16); + d29s16 = vget_high_s16(q14s16); + + // stage 5 + q0s16 = vaddq_s16(q8s16, q11s16); + q1s16 = vaddq_s16(q9s16, q10s16); + q2s16 = vsubq_s16(q9s16, q10s16); + q3s16 = vsubq_s16(q8s16, q11s16); + + d16s16 = vdup_n_s16(cospi_16_64); + + q11s32 = vmull_s16(d26s16, d16s16); + q12s32 = vmull_s16(d27s16, d16s16); + q9s32 = vmull_s16(d28s16, d16s16); + q10s32 = vmull_s16(d29s16, d16s16); + + q6s32 = vsubq_s32(q9s32, q11s32); + q13s32 = vsubq_s32(q10s32, q12s32); + q9s32 = vaddq_s32(q9s32, q11s32); + q10s32 = vaddq_s32(q10s32, q12s32); + + d10s16 = vqrshrn_n_s32(q6s32, 14); + d11s16 = vqrshrn_n_s32(q13s32, 14); + d12s16 = vqrshrn_n_s32(q9s32, 14); + d13s16 = vqrshrn_n_s32(q10s32, 14); + q5s16 = vcombine_s16(d10s16, d11s16); + q6s16 = vcombine_s16(d12s16, d13s16); + + // stage 6 + q8s16 = vaddq_s16(q0s16, q15s16); + q9s16 = vaddq_s16(q1s16, q6s16); + q10s16 = vaddq_s16(q2s16, q5s16); + q11s16 = vaddq_s16(q3s16, q4s16); + q12s16 = vsubq_s16(q3s16, q4s16); + q13s16 = vsubq_s16(q2s16, q5s16); + q14s16 = vsubq_s16(q1s16, q6s16); + q15s16 = vsubq_s16(q0s16, q15s16); + + d16u64 = vreinterpret_u64_s16(vget_low_s16(q8s16)); + d17u64 = vreinterpret_u64_s16(vget_high_s16(q8s16)); + d18u64 = vreinterpret_u64_s16(vget_low_s16(q9s16)); + d19u64 = vreinterpret_u64_s16(vget_high_s16(q9s16)); + d20u64 = vreinterpret_u64_s16(vget_low_s16(q10s16)); + d21u64 = vreinterpret_u64_s16(vget_high_s16(q10s16)); + d22u64 = vreinterpret_u64_s16(vget_low_s16(q11s16)); + d23u64 = vreinterpret_u64_s16(vget_high_s16(q11s16)); + d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); + d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); + d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); + d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); + d28u64 = vreinterpret_u64_s16(vget_low_s16(q14s16)); + d29u64 = vreinterpret_u64_s16(vget_high_s16(q14s16)); + d30u64 = vreinterpret_u64_s16(vget_low_s16(q15s16)); + d31u64 = vreinterpret_u64_s16(vget_high_s16(q15s16)); + + // store the data + output_stride >>= 1; // output_stride / 2, out is int16_t + vst1_u64((uint64_t *)out, d16u64); + out += output_stride; + vst1_u64((uint64_t *)out, d17u64); + out += output_stride; + vst1_u64((uint64_t *)out, d18u64); + out += output_stride; + vst1_u64((uint64_t *)out, d19u64); + out += output_stride; + vst1_u64((uint64_t *)out, d20u64); + out += output_stride; + vst1_u64((uint64_t *)out, d21u64); + out += output_stride; + vst1_u64((uint64_t *)out, d22u64); + out += output_stride; + vst1_u64((uint64_t *)out, d23u64); + out += output_stride; + vst1_u64((uint64_t *)out, d24u64); + out += output_stride; + vst1_u64((uint64_t *)out, d25u64); + out += output_stride; + vst1_u64((uint64_t *)out, d26u64); + out += output_stride; + vst1_u64((uint64_t *)out, d27u64); + out += output_stride; + vst1_u64((uint64_t *)out, d28u64); + out += output_stride; + vst1_u64((uint64_t *)out, d29u64); + out += output_stride; + vst1_u64((uint64_t *)out, d30u64); + out += output_stride; + vst1_u64((uint64_t *)out, d31u64); + return; +} + +void vp9_idct16x16_256_add_neon_pass2( + int16_t *src, + int16_t *out, + int16_t *pass1Output, + int16_t skip_adding, + uint8_t *dest, + int dest_stride) { + uint8_t *d; + uint8x8_t d12u8, d13u8; + int16x4_t d0s16, d1s16, d2s16, d3s16, d4s16, d5s16, d6s16, d7s16; + int16x4_t d8s16, d9s16, d10s16, d11s16, d12s16, d13s16, d14s16, d15s16; + int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16, d22s16, d23s16; + int16x4_t d24s16, d25s16, d26s16, d27s16, d28s16, d29s16, d30s16, d31s16; + uint64x1_t d24u64, d25u64, d26u64, d27u64; + int64x1_t d12s64, d13s64; + uint16x8_t q2u16, q3u16, q4u16, q5u16, q8u16; + uint16x8_t q9u16, q12u16, q13u16, q14u16, q15u16; + int16x8_t q0s16, q1s16, q2s16, q3s16, q4s16, q5s16, q6s16, q7s16; + int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16, q13s16, q14s16, q15s16; + int32x4_t q0s32, q1s32, q2s32, q3s32, q4s32, q5s32, q6s32, q8s32, q9s32; + int32x4_t q10s32, q11s32, q12s32, q13s32; + int16x8x2_t q0x2s16; + + q0x2s16 = vld2q_s16(src); + q8s16 = q0x2s16.val[0]; + src += 16; + q0x2s16 = vld2q_s16(src); + q9s16 = q0x2s16.val[0]; + src += 16; + q0x2s16 = vld2q_s16(src); + q10s16 = q0x2s16.val[0]; + src += 16; + q0x2s16 = vld2q_s16(src); + q11s16 = q0x2s16.val[0]; + src += 16; + q0x2s16 = vld2q_s16(src); + q12s16 = q0x2s16.val[0]; + src += 16; + q0x2s16 = vld2q_s16(src); + q13s16 = q0x2s16.val[0]; + src += 16; + q0x2s16 = vld2q_s16(src); + q14s16 = q0x2s16.val[0]; + src += 16; + q0x2s16 = vld2q_s16(src); + q15s16 = q0x2s16.val[0]; + + TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + d16s16 = vget_low_s16(q8s16); + d17s16 = vget_high_s16(q8s16); + d18s16 = vget_low_s16(q9s16); + d19s16 = vget_high_s16(q9s16); + d20s16 = vget_low_s16(q10s16); + d21s16 = vget_high_s16(q10s16); + d22s16 = vget_low_s16(q11s16); + d23s16 = vget_high_s16(q11s16); + d24s16 = vget_low_s16(q12s16); + d25s16 = vget_high_s16(q12s16); + d26s16 = vget_low_s16(q13s16); + d27s16 = vget_high_s16(q13s16); + d28s16 = vget_low_s16(q14s16); + d29s16 = vget_high_s16(q14s16); + d30s16 = vget_low_s16(q15s16); + d31s16 = vget_high_s16(q15s16); + + // stage 3 + d12s16 = vdup_n_s16(cospi_30_64); + d13s16 = vdup_n_s16(cospi_2_64); + + q2s32 = vmull_s16(d16s16, d12s16); + q3s32 = vmull_s16(d17s16, d12s16); + q1s32 = vmull_s16(d16s16, d13s16); + q4s32 = vmull_s16(d17s16, d13s16); + + q2s32 = vmlsl_s16(q2s32, d30s16, d13s16); + q3s32 = vmlsl_s16(q3s32, d31s16, d13s16); + q1s32 = vmlal_s16(q1s32, d30s16, d12s16); + q4s32 = vmlal_s16(q4s32, d31s16, d12s16); + + d0s16 = vqrshrn_n_s32(q2s32, 14); + d1s16 = vqrshrn_n_s32(q3s32, 14); + d14s16 = vqrshrn_n_s32(q1s32, 14); + d15s16 = vqrshrn_n_s32(q4s32, 14); + q0s16 = vcombine_s16(d0s16, d1s16); + q7s16 = vcombine_s16(d14s16, d15s16); + + d30s16 = vdup_n_s16(cospi_14_64); + d31s16 = vdup_n_s16(cospi_18_64); + + q2s32 = vmull_s16(d24s16, d30s16); + q3s32 = vmull_s16(d25s16, d30s16); + q4s32 = vmull_s16(d24s16, d31s16); + q5s32 = vmull_s16(d25s16, d31s16); + + q2s32 = vmlsl_s16(q2s32, d22s16, d31s16); + q3s32 = vmlsl_s16(q3s32, d23s16, d31s16); + q4s32 = vmlal_s16(q4s32, d22s16, d30s16); + q5s32 = vmlal_s16(q5s32, d23s16, d30s16); + + d2s16 = vqrshrn_n_s32(q2s32, 14); + d3s16 = vqrshrn_n_s32(q3s32, 14); + d12s16 = vqrshrn_n_s32(q4s32, 14); + d13s16 = vqrshrn_n_s32(q5s32, 14); + q1s16 = vcombine_s16(d2s16, d3s16); + q6s16 = vcombine_s16(d12s16, d13s16); + + d30s16 = vdup_n_s16(cospi_22_64); + d31s16 = vdup_n_s16(cospi_10_64); + + q11s32 = vmull_s16(d20s16, d30s16); + q12s32 = vmull_s16(d21s16, d30s16); + q4s32 = vmull_s16(d20s16, d31s16); + q5s32 = vmull_s16(d21s16, d31s16); + + q11s32 = vmlsl_s16(q11s32, d26s16, d31s16); + q12s32 = vmlsl_s16(q12s32, d27s16, d31s16); + q4s32 = vmlal_s16(q4s32, d26s16, d30s16); + q5s32 = vmlal_s16(q5s32, d27s16, d30s16); + + d4s16 = vqrshrn_n_s32(q11s32, 14); + d5s16 = vqrshrn_n_s32(q12s32, 14); + d11s16 = vqrshrn_n_s32(q5s32, 14); + d10s16 = vqrshrn_n_s32(q4s32, 14); + q2s16 = vcombine_s16(d4s16, d5s16); + q5s16 = vcombine_s16(d10s16, d11s16); + + d30s16 = vdup_n_s16(cospi_6_64); + d31s16 = vdup_n_s16(cospi_26_64); + + q10s32 = vmull_s16(d28s16, d30s16); + q11s32 = vmull_s16(d29s16, d30s16); + q12s32 = vmull_s16(d28s16, d31s16); + q13s32 = vmull_s16(d29s16, d31s16); + + q10s32 = vmlsl_s16(q10s32, d18s16, d31s16); + q11s32 = vmlsl_s16(q11s32, d19s16, d31s16); + q12s32 = vmlal_s16(q12s32, d18s16, d30s16); + q13s32 = vmlal_s16(q13s32, d19s16, d30s16); + + d6s16 = vqrshrn_n_s32(q10s32, 14); + d7s16 = vqrshrn_n_s32(q11s32, 14); + d8s16 = vqrshrn_n_s32(q12s32, 14); + d9s16 = vqrshrn_n_s32(q13s32, 14); + q3s16 = vcombine_s16(d6s16, d7s16); + q4s16 = vcombine_s16(d8s16, d9s16); + + // stage 3 + q9s16 = vsubq_s16(q0s16, q1s16); + q0s16 = vaddq_s16(q0s16, q1s16); + q10s16 = vsubq_s16(q3s16, q2s16); + q11s16 = vaddq_s16(q2s16, q3s16); + q12s16 = vaddq_s16(q4s16, q5s16); + q13s16 = vsubq_s16(q4s16, q5s16); + q14s16 = vsubq_s16(q7s16, q6s16); + q7s16 = vaddq_s16(q6s16, q7s16); + + // stage 4 + d18s16 = vget_low_s16(q9s16); + d19s16 = vget_high_s16(q9s16); + d20s16 = vget_low_s16(q10s16); + d21s16 = vget_high_s16(q10s16); + d26s16 = vget_low_s16(q13s16); + d27s16 = vget_high_s16(q13s16); + d28s16 = vget_low_s16(q14s16); + d29s16 = vget_high_s16(q14s16); + + d30s16 = vdup_n_s16(cospi_8_64); + d31s16 = vdup_n_s16(cospi_24_64); + + q2s32 = vmull_s16(d18s16, d31s16); + q3s32 = vmull_s16(d19s16, d31s16); + q4s32 = vmull_s16(d28s16, d31s16); + q5s32 = vmull_s16(d29s16, d31s16); + + q2s32 = vmlal_s16(q2s32, d28s16, d30s16); + q3s32 = vmlal_s16(q3s32, d29s16, d30s16); + q4s32 = vmlsl_s16(q4s32, d18s16, d30s16); + q5s32 = vmlsl_s16(q5s32, d19s16, d30s16); + + d12s16 = vqrshrn_n_s32(q2s32, 14); + d13s16 = vqrshrn_n_s32(q3s32, 14); + d2s16 = vqrshrn_n_s32(q4s32, 14); + d3s16 = vqrshrn_n_s32(q5s32, 14); + q1s16 = vcombine_s16(d2s16, d3s16); + q6s16 = vcombine_s16(d12s16, d13s16); + + q3s16 = q11s16; + q4s16 = q12s16; + + d30s16 = vdup_n_s16(-cospi_8_64); + q11s32 = vmull_s16(d26s16, d30s16); + q12s32 = vmull_s16(d27s16, d30s16); + q8s32 = vmull_s16(d20s16, d30s16); + q9s32 = vmull_s16(d21s16, d30s16); + + q11s32 = vmlsl_s16(q11s32, d20s16, d31s16); + q12s32 = vmlsl_s16(q12s32, d21s16, d31s16); + q8s32 = vmlal_s16(q8s32, d26s16, d31s16); + q9s32 = vmlal_s16(q9s32, d27s16, d31s16); + + d4s16 = vqrshrn_n_s32(q11s32, 14); + d5s16 = vqrshrn_n_s32(q12s32, 14); + d10s16 = vqrshrn_n_s32(q8s32, 14); + d11s16 = vqrshrn_n_s32(q9s32, 14); + q2s16 = vcombine_s16(d4s16, d5s16); + q5s16 = vcombine_s16(d10s16, d11s16); + + // stage 5 + q8s16 = vaddq_s16(q0s16, q3s16); + q9s16 = vaddq_s16(q1s16, q2s16); + q10s16 = vsubq_s16(q1s16, q2s16); + q11s16 = vsubq_s16(q0s16, q3s16); + q12s16 = vsubq_s16(q7s16, q4s16); + q13s16 = vsubq_s16(q6s16, q5s16); + q14s16 = vaddq_s16(q6s16, q5s16); + q15s16 = vaddq_s16(q7s16, q4s16); + + // stage 6 + d20s16 = vget_low_s16(q10s16); + d21s16 = vget_high_s16(q10s16); + d22s16 = vget_low_s16(q11s16); + d23s16 = vget_high_s16(q11s16); + d24s16 = vget_low_s16(q12s16); + d25s16 = vget_high_s16(q12s16); + d26s16 = vget_low_s16(q13s16); + d27s16 = vget_high_s16(q13s16); + + d14s16 = vdup_n_s16(cospi_16_64); + + q3s32 = vmull_s16(d26s16, d14s16); + q4s32 = vmull_s16(d27s16, d14s16); + q0s32 = vmull_s16(d20s16, d14s16); + q1s32 = vmull_s16(d21s16, d14s16); + + q5s32 = vsubq_s32(q3s32, q0s32); + q6s32 = vsubq_s32(q4s32, q1s32); + q10s32 = vaddq_s32(q3s32, q0s32); + q4s32 = vaddq_s32(q4s32, q1s32); + + d4s16 = vqrshrn_n_s32(q5s32, 14); + d5s16 = vqrshrn_n_s32(q6s32, 14); + d10s16 = vqrshrn_n_s32(q10s32, 14); + d11s16 = vqrshrn_n_s32(q4s32, 14); + q2s16 = vcombine_s16(d4s16, d5s16); + q5s16 = vcombine_s16(d10s16, d11s16); + + q0s32 = vmull_s16(d22s16, d14s16); + q1s32 = vmull_s16(d23s16, d14s16); + q13s32 = vmull_s16(d24s16, d14s16); + q6s32 = vmull_s16(d25s16, d14s16); + + q10s32 = vsubq_s32(q13s32, q0s32); + q4s32 = vsubq_s32(q6s32, q1s32); + q13s32 = vaddq_s32(q13s32, q0s32); + q6s32 = vaddq_s32(q6s32, q1s32); + + d6s16 = vqrshrn_n_s32(q10s32, 14); + d7s16 = vqrshrn_n_s32(q4s32, 14); + d8s16 = vqrshrn_n_s32(q13s32, 14); + d9s16 = vqrshrn_n_s32(q6s32, 14); + q3s16 = vcombine_s16(d6s16, d7s16); + q4s16 = vcombine_s16(d8s16, d9s16); + + // stage 7 + if (skip_adding != 0) { + d = dest; + // load the data in pass1 + q0s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q1s16 = vld1q_s16(pass1Output); + pass1Output += 8; + d12s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + d13s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + + q12s16 = vaddq_s16(q0s16, q15s16); + q13s16 = vaddq_s16(q1s16, q14s16); + q12s16 = vrshrq_n_s16(q12s16, 6); + q13s16 = vrshrq_n_s16(q13s16, 6); + q12u16 = vaddw_u8(vreinterpretq_u16_s16(q12s16), + vreinterpret_u8_s64(d12s64)); + q13u16 = vaddw_u8(vreinterpretq_u16_s16(q13s16), + vreinterpret_u8_s64(d13s64)); + d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q12u16)); + d13u8 = vqmovun_s16(vreinterpretq_s16_u16(q13u16)); + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); + d += dest_stride; + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d13u8)); + d += dest_stride; + q14s16 = vsubq_s16(q1s16, q14s16); + q15s16 = vsubq_s16(q0s16, q15s16); + + q10s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q11s16 = vld1q_s16(pass1Output); + pass1Output += 8; + d12s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + d13s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + q12s16 = vaddq_s16(q10s16, q5s16); + q13s16 = vaddq_s16(q11s16, q4s16); + q12s16 = vrshrq_n_s16(q12s16, 6); + q13s16 = vrshrq_n_s16(q13s16, 6); + q12u16 = vaddw_u8(vreinterpretq_u16_s16(q12s16), + vreinterpret_u8_s64(d12s64)); + q13u16 = vaddw_u8(vreinterpretq_u16_s16(q13s16), + vreinterpret_u8_s64(d13s64)); + d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q12u16)); + d13u8 = vqmovun_s16(vreinterpretq_s16_u16(q13u16)); + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); + d += dest_stride; + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d13u8)); + d += dest_stride; + q4s16 = vsubq_s16(q11s16, q4s16); + q5s16 = vsubq_s16(q10s16, q5s16); + + q0s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q1s16 = vld1q_s16(pass1Output); + pass1Output += 8; + d12s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + d13s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + q12s16 = vaddq_s16(q0s16, q3s16); + q13s16 = vaddq_s16(q1s16, q2s16); + q12s16 = vrshrq_n_s16(q12s16, 6); + q13s16 = vrshrq_n_s16(q13s16, 6); + q12u16 = vaddw_u8(vreinterpretq_u16_s16(q12s16), + vreinterpret_u8_s64(d12s64)); + q13u16 = vaddw_u8(vreinterpretq_u16_s16(q13s16), + vreinterpret_u8_s64(d13s64)); + d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q12u16)); + d13u8 = vqmovun_s16(vreinterpretq_s16_u16(q13u16)); + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); + d += dest_stride; + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d13u8)); + d += dest_stride; + q2s16 = vsubq_s16(q1s16, q2s16); + q3s16 = vsubq_s16(q0s16, q3s16); + + q10s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q11s16 = vld1q_s16(pass1Output); + d12s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + d13s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + q12s16 = vaddq_s16(q10s16, q9s16); + q13s16 = vaddq_s16(q11s16, q8s16); + q12s16 = vrshrq_n_s16(q12s16, 6); + q13s16 = vrshrq_n_s16(q13s16, 6); + q12u16 = vaddw_u8(vreinterpretq_u16_s16(q12s16), + vreinterpret_u8_s64(d12s64)); + q13u16 = vaddw_u8(vreinterpretq_u16_s16(q13s16), + vreinterpret_u8_s64(d13s64)); + d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q12u16)); + d13u8 = vqmovun_s16(vreinterpretq_s16_u16(q13u16)); + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); + d += dest_stride; + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d13u8)); + d += dest_stride; + q8s16 = vsubq_s16(q11s16, q8s16); + q9s16 = vsubq_s16(q10s16, q9s16); + + // store the data out 8,9,10,11,12,13,14,15 + d12s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + q8s16 = vrshrq_n_s16(q8s16, 6); + q8u16 = vaddw_u8(vreinterpretq_u16_s16(q8s16), + vreinterpret_u8_s64(d12s64)); + d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q8u16)); + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); + d += dest_stride; + + d12s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + q9s16 = vrshrq_n_s16(q9s16, 6); + q9u16 = vaddw_u8(vreinterpretq_u16_s16(q9s16), + vreinterpret_u8_s64(d12s64)); + d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q9u16)); + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); + d += dest_stride; + + d12s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + q2s16 = vrshrq_n_s16(q2s16, 6); + q2u16 = vaddw_u8(vreinterpretq_u16_s16(q2s16), + vreinterpret_u8_s64(d12s64)); + d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q2u16)); + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); + d += dest_stride; + + d12s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + q3s16 = vrshrq_n_s16(q3s16, 6); + q3u16 = vaddw_u8(vreinterpretq_u16_s16(q3s16), + vreinterpret_u8_s64(d12s64)); + d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q3u16)); + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); + d += dest_stride; + + d12s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + q4s16 = vrshrq_n_s16(q4s16, 6); + q4u16 = vaddw_u8(vreinterpretq_u16_s16(q4s16), + vreinterpret_u8_s64(d12s64)); + d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q4u16)); + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); + d += dest_stride; + + d12s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + q5s16 = vrshrq_n_s16(q5s16, 6); + q5u16 = vaddw_u8(vreinterpretq_u16_s16(q5s16), + vreinterpret_u8_s64(d12s64)); + d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q5u16)); + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); + d += dest_stride; + + d12s64 = vld1_s64((int64_t *)dest); + dest += dest_stride; + q14s16 = vrshrq_n_s16(q14s16, 6); + q14u16 = vaddw_u8(vreinterpretq_u16_s16(q14s16), + vreinterpret_u8_s64(d12s64)); + d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q14u16)); + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); + d += dest_stride; + + d12s64 = vld1_s64((int64_t *)dest); + q15s16 = vrshrq_n_s16(q15s16, 6); + q15u16 = vaddw_u8(vreinterpretq_u16_s16(q15s16), + vreinterpret_u8_s64(d12s64)); + d12u8 = vqmovun_s16(vreinterpretq_s16_u16(q15u16)); + vst1_u64((uint64_t *)d, vreinterpret_u64_u8(d12u8)); + } else { // skip_adding_dest + q0s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q1s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q12s16 = vaddq_s16(q0s16, q15s16); + q13s16 = vaddq_s16(q1s16, q14s16); + d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); + d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); + d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); + d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); + vst1_u64((uint64_t *)out, d24u64); + out += 4; + vst1_u64((uint64_t *)out, d25u64); + out += 12; + vst1_u64((uint64_t *)out, d26u64); + out += 4; + vst1_u64((uint64_t *)out, d27u64); + out += 12; + q14s16 = vsubq_s16(q1s16, q14s16); + q15s16 = vsubq_s16(q0s16, q15s16); + + q10s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q11s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q12s16 = vaddq_s16(q10s16, q5s16); + q13s16 = vaddq_s16(q11s16, q4s16); + d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); + d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); + d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); + d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); + vst1_u64((uint64_t *)out, d24u64); + out += 4; + vst1_u64((uint64_t *)out, d25u64); + out += 12; + vst1_u64((uint64_t *)out, d26u64); + out += 4; + vst1_u64((uint64_t *)out, d27u64); + out += 12; + q4s16 = vsubq_s16(q11s16, q4s16); + q5s16 = vsubq_s16(q10s16, q5s16); + + q0s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q1s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q12s16 = vaddq_s16(q0s16, q3s16); + q13s16 = vaddq_s16(q1s16, q2s16); + d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); + d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); + d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); + d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); + vst1_u64((uint64_t *)out, d24u64); + out += 4; + vst1_u64((uint64_t *)out, d25u64); + out += 12; + vst1_u64((uint64_t *)out, d26u64); + out += 4; + vst1_u64((uint64_t *)out, d27u64); + out += 12; + q2s16 = vsubq_s16(q1s16, q2s16); + q3s16 = vsubq_s16(q0s16, q3s16); + + q10s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q11s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q12s16 = vaddq_s16(q10s16, q9s16); + q13s16 = vaddq_s16(q11s16, q8s16); + d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); + d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); + d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); + d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); + vst1_u64((uint64_t *)out, d24u64); + out += 4; + vst1_u64((uint64_t *)out, d25u64); + out += 12; + vst1_u64((uint64_t *)out, d26u64); + out += 4; + vst1_u64((uint64_t *)out, d27u64); + out += 12; + q8s16 = vsubq_s16(q11s16, q8s16); + q9s16 = vsubq_s16(q10s16, q9s16); + + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q8s16))); + out += 4; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q8s16))); + out += 12; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q9s16))); + out += 4; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q9s16))); + out += 12; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q2s16))); + out += 4; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q2s16))); + out += 12; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q3s16))); + out += 4; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q3s16))); + out += 12; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q4s16))); + out += 4; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q4s16))); + out += 12; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q5s16))); + out += 4; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q5s16))); + out += 12; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q14s16))); + out += 4; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q14s16))); + out += 12; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_low_s16(q15s16))); + out += 4; + vst1_u64((uint64_t *)out, vreinterpret_u64_s16(vget_high_s16(q15s16))); + } + return; +} + +void vp9_idct16x16_10_add_neon_pass1( + int16_t *in, + int16_t *out, + int output_stride) { + int16x4_t d4s16; + int16x4_t d8s16, d9s16, d10s16, d11s16, d12s16, d13s16, d14s16, d15s16; + uint64x1_t d4u64, d5u64, d18u64, d19u64, d20u64, d21u64, d22u64, d23u64; + uint64x1_t d24u64, d25u64, d26u64, d27u64, d28u64, d29u64, d30u64, d31u64; + int16x8_t q0s16, q1s16, q2s16, q4s16, q5s16, q6s16, q7s16; + int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16, q13s16, q14s16, q15s16; + int32x4_t q6s32, q9s32; + int32x4_t q10s32, q11s32, q12s32, q15s32; + int16x8x2_t q0x2s16; + + q0x2s16 = vld2q_s16(in); + q8s16 = q0x2s16.val[0]; + in += 16; + q0x2s16 = vld2q_s16(in); + q9s16 = q0x2s16.val[0]; + in += 16; + q0x2s16 = vld2q_s16(in); + q10s16 = q0x2s16.val[0]; + in += 16; + q0x2s16 = vld2q_s16(in); + q11s16 = q0x2s16.val[0]; + in += 16; + q0x2s16 = vld2q_s16(in); + q12s16 = q0x2s16.val[0]; + in += 16; + q0x2s16 = vld2q_s16(in); + q13s16 = q0x2s16.val[0]; + in += 16; + q0x2s16 = vld2q_s16(in); + q14s16 = q0x2s16.val[0]; + in += 16; + q0x2s16 = vld2q_s16(in); + q15s16 = q0x2s16.val[0]; + + TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + // stage 3 + q0s16 = vdupq_n_s16(cospi_28_64 * 2); + q1s16 = vdupq_n_s16(cospi_4_64 * 2); + + q4s16 = vqrdmulhq_s16(q9s16, q0s16); + q7s16 = vqrdmulhq_s16(q9s16, q1s16); + + // stage 4 + q1s16 = vdupq_n_s16(cospi_16_64 * 2); + d4s16 = vdup_n_s16(cospi_16_64); + + q8s16 = vqrdmulhq_s16(q8s16, q1s16); + + d8s16 = vget_low_s16(q4s16); + d9s16 = vget_high_s16(q4s16); + d14s16 = vget_low_s16(q7s16); + d15s16 = vget_high_s16(q7s16); + q9s32 = vmull_s16(d14s16, d4s16); + q10s32 = vmull_s16(d15s16, d4s16); + q12s32 = vmull_s16(d9s16, d4s16); + q11s32 = vmull_s16(d8s16, d4s16); + + q15s32 = vsubq_s32(q10s32, q12s32); + q6s32 = vsubq_s32(q9s32, q11s32); + q9s32 = vaddq_s32(q9s32, q11s32); + q10s32 = vaddq_s32(q10s32, q12s32); + + d11s16 = vqrshrn_n_s32(q15s32, 14); + d10s16 = vqrshrn_n_s32(q6s32, 14); + d12s16 = vqrshrn_n_s32(q9s32, 14); + d13s16 = vqrshrn_n_s32(q10s32, 14); + q5s16 = vcombine_s16(d10s16, d11s16); + q6s16 = vcombine_s16(d12s16, d13s16); + + // stage 6 + q2s16 = vaddq_s16(q8s16, q7s16); + q9s16 = vaddq_s16(q8s16, q6s16); + q10s16 = vaddq_s16(q8s16, q5s16); + q11s16 = vaddq_s16(q8s16, q4s16); + q12s16 = vsubq_s16(q8s16, q4s16); + q13s16 = vsubq_s16(q8s16, q5s16); + q14s16 = vsubq_s16(q8s16, q6s16); + q15s16 = vsubq_s16(q8s16, q7s16); + + d4u64 = vreinterpret_u64_s16(vget_low_s16(q2s16)); + d5u64 = vreinterpret_u64_s16(vget_high_s16(q2s16)); + d18u64 = vreinterpret_u64_s16(vget_low_s16(q9s16)); + d19u64 = vreinterpret_u64_s16(vget_high_s16(q9s16)); + d20u64 = vreinterpret_u64_s16(vget_low_s16(q10s16)); + d21u64 = vreinterpret_u64_s16(vget_high_s16(q10s16)); + d22u64 = vreinterpret_u64_s16(vget_low_s16(q11s16)); + d23u64 = vreinterpret_u64_s16(vget_high_s16(q11s16)); + d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); + d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); + d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); + d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); + d28u64 = vreinterpret_u64_s16(vget_low_s16(q14s16)); + d29u64 = vreinterpret_u64_s16(vget_high_s16(q14s16)); + d30u64 = vreinterpret_u64_s16(vget_low_s16(q15s16)); + d31u64 = vreinterpret_u64_s16(vget_high_s16(q15s16)); + + // store the data + output_stride >>= 1; // output_stride / 2, out is int16_t + vst1_u64((uint64_t *)out, d4u64); + out += output_stride; + vst1_u64((uint64_t *)out, d5u64); + out += output_stride; + vst1_u64((uint64_t *)out, d18u64); + out += output_stride; + vst1_u64((uint64_t *)out, d19u64); + out += output_stride; + vst1_u64((uint64_t *)out, d20u64); + out += output_stride; + vst1_u64((uint64_t *)out, d21u64); + out += output_stride; + vst1_u64((uint64_t *)out, d22u64); + out += output_stride; + vst1_u64((uint64_t *)out, d23u64); + out += output_stride; + vst1_u64((uint64_t *)out, d24u64); + out += output_stride; + vst1_u64((uint64_t *)out, d25u64); + out += output_stride; + vst1_u64((uint64_t *)out, d26u64); + out += output_stride; + vst1_u64((uint64_t *)out, d27u64); + out += output_stride; + vst1_u64((uint64_t *)out, d28u64); + out += output_stride; + vst1_u64((uint64_t *)out, d29u64); + out += output_stride; + vst1_u64((uint64_t *)out, d30u64); + out += output_stride; + vst1_u64((uint64_t *)out, d31u64); + return; +} + +void vp9_idct16x16_10_add_neon_pass2( + int16_t *src, + int16_t *out, + int16_t *pass1Output, + int16_t skip_adding, + uint8_t *dest, + int dest_stride) { + int16x4_t d0s16, d1s16, d2s16, d3s16, d4s16, d5s16, d6s16, d7s16; + int16x4_t d8s16, d9s16, d10s16, d11s16, d12s16, d13s16, d14s16, d15s16; + int16x4_t d20s16, d21s16, d22s16, d23s16; + int16x4_t d24s16, d25s16, d26s16, d27s16, d30s16, d31s16; + uint64x1_t d4u64, d5u64, d6u64, d7u64, d8u64, d9u64, d10u64, d11u64; + uint64x1_t d16u64, d17u64, d18u64, d19u64; + uint64x1_t d24u64, d25u64, d26u64, d27u64, d28u64, d29u64, d30u64, d31u64; + int16x8_t q0s16, q1s16, q2s16, q3s16, q4s16, q5s16, q6s16, q7s16; + int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16, q13s16, q14s16, q15s16; + int32x4_t q0s32, q1s32, q2s32, q3s32, q4s32, q5s32, q6s32, q8s32, q9s32; + int32x4_t q10s32, q11s32, q12s32, q13s32; + int16x8x2_t q0x2s16; + (void)skip_adding; + (void)dest; + (void)dest_stride; + + q0x2s16 = vld2q_s16(src); + q8s16 = q0x2s16.val[0]; + src += 16; + q0x2s16 = vld2q_s16(src); + q9s16 = q0x2s16.val[0]; + src += 16; + q0x2s16 = vld2q_s16(src); + q10s16 = q0x2s16.val[0]; + src += 16; + q0x2s16 = vld2q_s16(src); + q11s16 = q0x2s16.val[0]; + src += 16; + q0x2s16 = vld2q_s16(src); + q12s16 = q0x2s16.val[0]; + src += 16; + q0x2s16 = vld2q_s16(src); + q13s16 = q0x2s16.val[0]; + src += 16; + q0x2s16 = vld2q_s16(src); + q14s16 = q0x2s16.val[0]; + src += 16; + q0x2s16 = vld2q_s16(src); + q15s16 = q0x2s16.val[0]; + + TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + // stage 3 + q6s16 = vdupq_n_s16(cospi_30_64 * 2); + q0s16 = vqrdmulhq_s16(q8s16, q6s16); + q6s16 = vdupq_n_s16(cospi_2_64 * 2); + q7s16 = vqrdmulhq_s16(q8s16, q6s16); + + q15s16 = vdupq_n_s16(-cospi_26_64 * 2); + q14s16 = vdupq_n_s16(cospi_6_64 * 2); + q3s16 = vqrdmulhq_s16(q9s16, q15s16); + q4s16 = vqrdmulhq_s16(q9s16, q14s16); + + // stage 4 + d0s16 = vget_low_s16(q0s16); + d1s16 = vget_high_s16(q0s16); + d6s16 = vget_low_s16(q3s16); + d7s16 = vget_high_s16(q3s16); + d8s16 = vget_low_s16(q4s16); + d9s16 = vget_high_s16(q4s16); + d14s16 = vget_low_s16(q7s16); + d15s16 = vget_high_s16(q7s16); + + d30s16 = vdup_n_s16(cospi_8_64); + d31s16 = vdup_n_s16(cospi_24_64); + + q12s32 = vmull_s16(d14s16, d31s16); + q5s32 = vmull_s16(d15s16, d31s16); + q2s32 = vmull_s16(d0s16, d31s16); + q11s32 = vmull_s16(d1s16, d31s16); + + q12s32 = vmlsl_s16(q12s32, d0s16, d30s16); + q5s32 = vmlsl_s16(q5s32, d1s16, d30s16); + q2s32 = vmlal_s16(q2s32, d14s16, d30s16); + q11s32 = vmlal_s16(q11s32, d15s16, d30s16); + + d2s16 = vqrshrn_n_s32(q12s32, 14); + d3s16 = vqrshrn_n_s32(q5s32, 14); + d12s16 = vqrshrn_n_s32(q2s32, 14); + d13s16 = vqrshrn_n_s32(q11s32, 14); + q1s16 = vcombine_s16(d2s16, d3s16); + q6s16 = vcombine_s16(d12s16, d13s16); + + d30s16 = vdup_n_s16(-cospi_8_64); + q10s32 = vmull_s16(d8s16, d30s16); + q13s32 = vmull_s16(d9s16, d30s16); + q8s32 = vmull_s16(d6s16, d30s16); + q9s32 = vmull_s16(d7s16, d30s16); + + q10s32 = vmlsl_s16(q10s32, d6s16, d31s16); + q13s32 = vmlsl_s16(q13s32, d7s16, d31s16); + q8s32 = vmlal_s16(q8s32, d8s16, d31s16); + q9s32 = vmlal_s16(q9s32, d9s16, d31s16); + + d4s16 = vqrshrn_n_s32(q10s32, 14); + d5s16 = vqrshrn_n_s32(q13s32, 14); + d10s16 = vqrshrn_n_s32(q8s32, 14); + d11s16 = vqrshrn_n_s32(q9s32, 14); + q2s16 = vcombine_s16(d4s16, d5s16); + q5s16 = vcombine_s16(d10s16, d11s16); + + // stage 5 + q8s16 = vaddq_s16(q0s16, q3s16); + q9s16 = vaddq_s16(q1s16, q2s16); + q10s16 = vsubq_s16(q1s16, q2s16); + q11s16 = vsubq_s16(q0s16, q3s16); + q12s16 = vsubq_s16(q7s16, q4s16); + q13s16 = vsubq_s16(q6s16, q5s16); + q14s16 = vaddq_s16(q6s16, q5s16); + q15s16 = vaddq_s16(q7s16, q4s16); + + // stage 6 + d20s16 = vget_low_s16(q10s16); + d21s16 = vget_high_s16(q10s16); + d22s16 = vget_low_s16(q11s16); + d23s16 = vget_high_s16(q11s16); + d24s16 = vget_low_s16(q12s16); + d25s16 = vget_high_s16(q12s16); + d26s16 = vget_low_s16(q13s16); + d27s16 = vget_high_s16(q13s16); + + d14s16 = vdup_n_s16(cospi_16_64); + q3s32 = vmull_s16(d26s16, d14s16); + q4s32 = vmull_s16(d27s16, d14s16); + q0s32 = vmull_s16(d20s16, d14s16); + q1s32 = vmull_s16(d21s16, d14s16); + + q5s32 = vsubq_s32(q3s32, q0s32); + q6s32 = vsubq_s32(q4s32, q1s32); + q0s32 = vaddq_s32(q3s32, q0s32); + q4s32 = vaddq_s32(q4s32, q1s32); + + d4s16 = vqrshrn_n_s32(q5s32, 14); + d5s16 = vqrshrn_n_s32(q6s32, 14); + d10s16 = vqrshrn_n_s32(q0s32, 14); + d11s16 = vqrshrn_n_s32(q4s32, 14); + q2s16 = vcombine_s16(d4s16, d5s16); + q5s16 = vcombine_s16(d10s16, d11s16); + + q0s32 = vmull_s16(d22s16, d14s16); + q1s32 = vmull_s16(d23s16, d14s16); + q13s32 = vmull_s16(d24s16, d14s16); + q6s32 = vmull_s16(d25s16, d14s16); + + q10s32 = vsubq_s32(q13s32, q0s32); + q4s32 = vsubq_s32(q6s32, q1s32); + q13s32 = vaddq_s32(q13s32, q0s32); + q6s32 = vaddq_s32(q6s32, q1s32); + + d6s16 = vqrshrn_n_s32(q10s32, 14); + d7s16 = vqrshrn_n_s32(q4s32, 14); + d8s16 = vqrshrn_n_s32(q13s32, 14); + d9s16 = vqrshrn_n_s32(q6s32, 14); + q3s16 = vcombine_s16(d6s16, d7s16); + q4s16 = vcombine_s16(d8s16, d9s16); + + // stage 7 + q0s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q1s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q12s16 = vaddq_s16(q0s16, q15s16); + q13s16 = vaddq_s16(q1s16, q14s16); + d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); + d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); + d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); + d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); + vst1_u64((uint64_t *)out, d24u64); + out += 4; + vst1_u64((uint64_t *)out, d25u64); + out += 12; + vst1_u64((uint64_t *)out, d26u64); + out += 4; + vst1_u64((uint64_t *)out, d27u64); + out += 12; + q14s16 = vsubq_s16(q1s16, q14s16); + q15s16 = vsubq_s16(q0s16, q15s16); + + q10s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q11s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q12s16 = vaddq_s16(q10s16, q5s16); + q13s16 = vaddq_s16(q11s16, q4s16); + d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); + d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); + d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); + d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); + vst1_u64((uint64_t *)out, d24u64); + out += 4; + vst1_u64((uint64_t *)out, d25u64); + out += 12; + vst1_u64((uint64_t *)out, d26u64); + out += 4; + vst1_u64((uint64_t *)out, d27u64); + out += 12; + q4s16 = vsubq_s16(q11s16, q4s16); + q5s16 = vsubq_s16(q10s16, q5s16); + + q0s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q1s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q12s16 = vaddq_s16(q0s16, q3s16); + q13s16 = vaddq_s16(q1s16, q2s16); + d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); + d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); + d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); + d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); + vst1_u64((uint64_t *)out, d24u64); + out += 4; + vst1_u64((uint64_t *)out, d25u64); + out += 12; + vst1_u64((uint64_t *)out, d26u64); + out += 4; + vst1_u64((uint64_t *)out, d27u64); + out += 12; + q2s16 = vsubq_s16(q1s16, q2s16); + q3s16 = vsubq_s16(q0s16, q3s16); + + q10s16 = vld1q_s16(pass1Output); + pass1Output += 8; + q11s16 = vld1q_s16(pass1Output); + q12s16 = vaddq_s16(q10s16, q9s16); + q13s16 = vaddq_s16(q11s16, q8s16); + d24u64 = vreinterpret_u64_s16(vget_low_s16(q12s16)); + d25u64 = vreinterpret_u64_s16(vget_high_s16(q12s16)); + d26u64 = vreinterpret_u64_s16(vget_low_s16(q13s16)); + d27u64 = vreinterpret_u64_s16(vget_high_s16(q13s16)); + vst1_u64((uint64_t *)out, d24u64); + out += 4; + vst1_u64((uint64_t *)out, d25u64); + out += 12; + vst1_u64((uint64_t *)out, d26u64); + out += 4; + vst1_u64((uint64_t *)out, d27u64); + out += 12; + q8s16 = vsubq_s16(q11s16, q8s16); + q9s16 = vsubq_s16(q10s16, q9s16); + + d4u64 = vreinterpret_u64_s16(vget_low_s16(q2s16)); + d5u64 = vreinterpret_u64_s16(vget_high_s16(q2s16)); + d6u64 = vreinterpret_u64_s16(vget_low_s16(q3s16)); + d7u64 = vreinterpret_u64_s16(vget_high_s16(q3s16)); + d8u64 = vreinterpret_u64_s16(vget_low_s16(q4s16)); + d9u64 = vreinterpret_u64_s16(vget_high_s16(q4s16)); + d10u64 = vreinterpret_u64_s16(vget_low_s16(q5s16)); + d11u64 = vreinterpret_u64_s16(vget_high_s16(q5s16)); + d16u64 = vreinterpret_u64_s16(vget_low_s16(q8s16)); + d17u64 = vreinterpret_u64_s16(vget_high_s16(q8s16)); + d18u64 = vreinterpret_u64_s16(vget_low_s16(q9s16)); + d19u64 = vreinterpret_u64_s16(vget_high_s16(q9s16)); + d28u64 = vreinterpret_u64_s16(vget_low_s16(q14s16)); + d29u64 = vreinterpret_u64_s16(vget_high_s16(q14s16)); + d30u64 = vreinterpret_u64_s16(vget_low_s16(q15s16)); + d31u64 = vreinterpret_u64_s16(vget_high_s16(q15s16)); + + vst1_u64((uint64_t *)out, d16u64); + out += 4; + vst1_u64((uint64_t *)out, d17u64); + out += 12; + vst1_u64((uint64_t *)out, d18u64); + out += 4; + vst1_u64((uint64_t *)out, d19u64); + out += 12; + vst1_u64((uint64_t *)out, d4u64); + out += 4; + vst1_u64((uint64_t *)out, d5u64); + out += 12; + vst1_u64((uint64_t *)out, d6u64); + out += 4; + vst1_u64((uint64_t *)out, d7u64); + out += 12; + vst1_u64((uint64_t *)out, d8u64); + out += 4; + vst1_u64((uint64_t *)out, d9u64); + out += 12; + vst1_u64((uint64_t *)out, d10u64); + out += 4; + vst1_u64((uint64_t *)out, d11u64); + out += 12; + vst1_u64((uint64_t *)out, d28u64); + out += 4; + vst1_u64((uint64_t *)out, d29u64); + out += 12; + vst1_u64((uint64_t *)out, d30u64); + out += 4; + vst1_u64((uint64_t *)out, d31u64); + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_add_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_add_neon_asm.asm new file mode 100644 index 000000000..a13c0d04b --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_add_neon_asm.asm @@ -0,0 +1,1179 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + EXPORT |vp9_idct16x16_256_add_neon_pass1| + EXPORT |vp9_idct16x16_256_add_neon_pass2| + EXPORT |vp9_idct16x16_10_add_neon_pass1| + EXPORT |vp9_idct16x16_10_add_neon_pass2| + ARM + REQUIRE8 + PRESERVE8 + + AREA ||.text||, CODE, READONLY, ALIGN=2 + + ; Transpose a 8x8 16bit data matrix. Datas are loaded in q8-q15. + MACRO + TRANSPOSE8X8 + vswp d17, d24 + vswp d23, d30 + vswp d21, d28 + vswp d19, d26 + vtrn.32 q8, q10 + vtrn.32 q9, q11 + vtrn.32 q12, q14 + vtrn.32 q13, q15 + vtrn.16 q8, q9 + vtrn.16 q10, q11 + vtrn.16 q12, q13 + vtrn.16 q14, q15 + MEND + + AREA Block, CODE, READONLY ; name this block of code +;void |vp9_idct16x16_256_add_neon_pass1|(int16_t *input, +; int16_t *output, int output_stride) +; +; r0 int16_t input +; r1 int16_t *output +; r2 int output_stride) + +; idct16 stage1 - stage6 on all the elements loaded in q8-q15. The output +; will be stored back into q8-q15 registers. This function will touch q0-q7 +; registers and use them as buffer during calculation. +|vp9_idct16x16_256_add_neon_pass1| PROC + + ; TODO(hkuang): Find a better way to load the elements. + ; load elements of 0, 2, 4, 6, 8, 10, 12, 14 into q8 - q15 + vld2.s16 {q8,q9}, [r0]! + vld2.s16 {q9,q10}, [r0]! + vld2.s16 {q10,q11}, [r0]! + vld2.s16 {q11,q12}, [r0]! + vld2.s16 {q12,q13}, [r0]! + vld2.s16 {q13,q14}, [r0]! + vld2.s16 {q14,q15}, [r0]! + vld2.s16 {q1,q2}, [r0]! + vmov.s16 q15, q1 + + ; generate cospi_28_64 = 3196 + mov r3, #0xc00 + add r3, #0x7c + + ; generate cospi_4_64 = 16069 + mov r12, #0x3e00 + add r12, #0xc5 + + ; transpose the input data + TRANSPOSE8X8 + + ; stage 3 + vdup.16 d0, r3 ; duplicate cospi_28_64 + vdup.16 d1, r12 ; duplicate cospi_4_64 + + ; preloading to avoid stall + ; generate cospi_12_64 = 13623 + mov r3, #0x3500 + add r3, #0x37 + + ; generate cospi_20_64 = 9102 + mov r12, #0x2300 + add r12, #0x8e + + ; step2[4] * cospi_28_64 + vmull.s16 q2, d18, d0 + vmull.s16 q3, d19, d0 + + ; step2[4] * cospi_4_64 + vmull.s16 q5, d18, d1 + vmull.s16 q6, d19, d1 + + ; temp1 = step2[4] * cospi_28_64 - step2[7] * cospi_4_64 + vmlsl.s16 q2, d30, d1 + vmlsl.s16 q3, d31, d1 + + ; temp2 = step2[4] * cospi_4_64 + step2[7] * cospi_28_64 + vmlal.s16 q5, d30, d0 + vmlal.s16 q6, d31, d0 + + vdup.16 d2, r3 ; duplicate cospi_12_64 + vdup.16 d3, r12 ; duplicate cospi_20_64 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d8, q2, #14 ; >> 14 + vqrshrn.s32 d9, q3, #14 ; >> 14 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d14, q5, #14 ; >> 14 + vqrshrn.s32 d15, q6, #14 ; >> 14 + + ; preloading to avoid stall + ; generate cospi_16_64 = 11585 + mov r3, #0x2d00 + add r3, #0x41 + + ; generate cospi_24_64 = 6270 + mov r12, #0x1800 + add r12, #0x7e + + ; step2[5] * cospi_12_64 + vmull.s16 q2, d26, d2 + vmull.s16 q3, d27, d2 + + ; step2[5] * cospi_20_64 + vmull.s16 q9, d26, d3 + vmull.s16 q15, d27, d3 + + ; temp1 = input[5] * cospi_12_64 - input[3] * cospi_20_64 + vmlsl.s16 q2, d22, d3 + vmlsl.s16 q3, d23, d3 + + ; temp2 = step2[5] * cospi_20_64 + step2[6] * cospi_12_64 + vmlal.s16 q9, d22, d2 + vmlal.s16 q15, d23, d2 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d10, q2, #14 ; >> 14 + vqrshrn.s32 d11, q3, #14 ; >> 14 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d12, q9, #14 ; >> 14 + vqrshrn.s32 d13, q15, #14 ; >> 14 + + ; stage 4 + vdup.16 d30, r3 ; cospi_16_64 + + ; step1[0] * cospi_16_64 + vmull.s16 q2, d16, d30 + vmull.s16 q11, d17, d30 + + ; step1[1] * cospi_16_64 + vmull.s16 q0, d24, d30 + vmull.s16 q1, d25, d30 + + ; generate cospi_8_64 = 15137 + mov r3, #0x3b00 + add r3, #0x21 + + vdup.16 d30, r12 ; duplicate cospi_24_64 + vdup.16 d31, r3 ; duplicate cospi_8_64 + + ; temp1 = (step1[0] + step1[1]) * cospi_16_64 + vadd.s32 q3, q2, q0 + vadd.s32 q12, q11, q1 + + ; temp2 = (step1[0] - step1[1]) * cospi_16_64 + vsub.s32 q13, q2, q0 + vsub.s32 q1, q11, q1 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d16, q3, #14 ; >> 14 + vqrshrn.s32 d17, q12, #14 ; >> 14 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d18, q13, #14 ; >> 14 + vqrshrn.s32 d19, q1, #14 ; >> 14 + + ; step1[2] * cospi_24_64 - step1[3] * cospi_8_64; + ; step1[2] * cospi_8_64 + vmull.s16 q0, d20, d31 + vmull.s16 q1, d21, d31 + + ; step1[2] * cospi_24_64 + vmull.s16 q12, d20, d30 + vmull.s16 q13, d21, d30 + + ; temp2 = input[1] * cospi_8_64 + input[3] * cospi_24_64 + vmlal.s16 q0, d28, d30 + vmlal.s16 q1, d29, d30 + + ; temp1 = input[1] * cospi_24_64 - input[3] * cospi_8_64 + vmlsl.s16 q12, d28, d31 + vmlsl.s16 q13, d29, d31 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d22, q0, #14 ; >> 14 + vqrshrn.s32 d23, q1, #14 ; >> 14 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d20, q12, #14 ; >> 14 + vqrshrn.s32 d21, q13, #14 ; >> 14 + + vsub.s16 q13, q4, q5 ; step2[5] = step1[4] - step1[5]; + vadd.s16 q4, q4, q5 ; step2[4] = step1[4] + step1[5]; + vsub.s16 q14, q7, q6 ; step2[6] = -step1[6] + step1[7]; + vadd.s16 q15, q6, q7 ; step2[7] = step1[6] + step1[7]; + + ; generate cospi_16_64 = 11585 + mov r3, #0x2d00 + add r3, #0x41 + + ; stage 5 + vadd.s16 q0, q8, q11 ; step1[0] = step2[0] + step2[3]; + vadd.s16 q1, q9, q10 ; step1[1] = step2[1] + step2[2]; + vsub.s16 q2, q9, q10 ; step1[2] = step2[1] - step2[2]; + vsub.s16 q3, q8, q11 ; step1[3] = step2[0] - step2[3]; + + vdup.16 d16, r3; ; duplicate cospi_16_64 + + ; step2[5] * cospi_16_64 + vmull.s16 q11, d26, d16 + vmull.s16 q12, d27, d16 + + ; step2[6] * cospi_16_64 + vmull.s16 q9, d28, d16 + vmull.s16 q10, d29, d16 + + ; temp1 = (step2[6] - step2[5]) * cospi_16_64 + vsub.s32 q6, q9, q11 + vsub.s32 q13, q10, q12 + + ; temp2 = (step2[5] + step2[6]) * cospi_16_64 + vadd.s32 q9, q9, q11 + vadd.s32 q10, q10, q12 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d10, q6, #14 ; >> 14 + vqrshrn.s32 d11, q13, #14 ; >> 14 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d12, q9, #14 ; >> 14 + vqrshrn.s32 d13, q10, #14 ; >> 14 + + ; stage 6 + vadd.s16 q8, q0, q15 ; step2[0] = step1[0] + step1[7]; + vadd.s16 q9, q1, q6 ; step2[1] = step1[1] + step1[6]; + vadd.s16 q10, q2, q5 ; step2[2] = step1[2] + step1[5]; + vadd.s16 q11, q3, q4 ; step2[3] = step1[3] + step1[4]; + vsub.s16 q12, q3, q4 ; step2[4] = step1[3] - step1[4]; + vsub.s16 q13, q2, q5 ; step2[5] = step1[2] - step1[5]; + vsub.s16 q14, q1, q6 ; step2[6] = step1[1] - step1[6]; + vsub.s16 q15, q0, q15 ; step2[7] = step1[0] - step1[7]; + + ; store the data + vst1.64 {d16}, [r1], r2 + vst1.64 {d17}, [r1], r2 + vst1.64 {d18}, [r1], r2 + vst1.64 {d19}, [r1], r2 + vst1.64 {d20}, [r1], r2 + vst1.64 {d21}, [r1], r2 + vst1.64 {d22}, [r1], r2 + vst1.64 {d23}, [r1], r2 + vst1.64 {d24}, [r1], r2 + vst1.64 {d25}, [r1], r2 + vst1.64 {d26}, [r1], r2 + vst1.64 {d27}, [r1], r2 + vst1.64 {d28}, [r1], r2 + vst1.64 {d29}, [r1], r2 + vst1.64 {d30}, [r1], r2 + vst1.64 {d31}, [r1], r2 + + bx lr + ENDP ; |vp9_idct16x16_256_add_neon_pass1| + +;void vp9_idct16x16_256_add_neon_pass2(int16_t *src, +; int16_t *output, +; int16_t *pass1Output, +; int16_t skip_adding, +; uint8_t *dest, +; int dest_stride) +; +; r0 int16_t *src +; r1 int16_t *output, +; r2 int16_t *pass1Output, +; r3 int16_t skip_adding, +; r4 uint8_t *dest, +; r5 int dest_stride) + +; idct16 stage1 - stage7 on all the elements loaded in q8-q15. The output +; will be stored back into q8-q15 registers. This function will touch q0-q7 +; registers and use them as buffer during calculation. +|vp9_idct16x16_256_add_neon_pass2| PROC + push {r3-r9} + + ; TODO(hkuang): Find a better way to load the elements. + ; load elements of 1, 3, 5, 7, 9, 11, 13, 15 into q8 - q15 + vld2.s16 {q8,q9}, [r0]! + vld2.s16 {q9,q10}, [r0]! + vld2.s16 {q10,q11}, [r0]! + vld2.s16 {q11,q12}, [r0]! + vld2.s16 {q12,q13}, [r0]! + vld2.s16 {q13,q14}, [r0]! + vld2.s16 {q14,q15}, [r0]! + vld2.s16 {q0,q1}, [r0]! + vmov.s16 q15, q0; + + ; generate cospi_30_64 = 1606 + mov r3, #0x0600 + add r3, #0x46 + + ; generate cospi_2_64 = 16305 + mov r12, #0x3f00 + add r12, #0xb1 + + ; transpose the input data + TRANSPOSE8X8 + + ; stage 3 + vdup.16 d12, r3 ; duplicate cospi_30_64 + vdup.16 d13, r12 ; duplicate cospi_2_64 + + ; preloading to avoid stall + ; generate cospi_14_64 = 12665 + mov r3, #0x3100 + add r3, #0x79 + + ; generate cospi_18_64 = 10394 + mov r12, #0x2800 + add r12, #0x9a + + ; step1[8] * cospi_30_64 + vmull.s16 q2, d16, d12 + vmull.s16 q3, d17, d12 + + ; step1[8] * cospi_2_64 + vmull.s16 q1, d16, d13 + vmull.s16 q4, d17, d13 + + ; temp1 = step1[8] * cospi_30_64 - step1[15] * cospi_2_64 + vmlsl.s16 q2, d30, d13 + vmlsl.s16 q3, d31, d13 + + ; temp2 = step1[8] * cospi_2_64 + step1[15] * cospi_30_64 + vmlal.s16 q1, d30, d12 + vmlal.s16 q4, d31, d12 + + vdup.16 d30, r3 ; duplicate cospi_14_64 + vdup.16 d31, r12 ; duplicate cospi_18_64 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d0, q2, #14 ; >> 14 + vqrshrn.s32 d1, q3, #14 ; >> 14 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d14, q1, #14 ; >> 14 + vqrshrn.s32 d15, q4, #14 ; >> 14 + + ; preloading to avoid stall + ; generate cospi_22_64 = 7723 + mov r3, #0x1e00 + add r3, #0x2b + + ; generate cospi_10_64 = 14449 + mov r12, #0x3800 + add r12, #0x71 + + ; step1[9] * cospi_14_64 + vmull.s16 q2, d24, d30 + vmull.s16 q3, d25, d30 + + ; step1[9] * cospi_18_64 + vmull.s16 q4, d24, d31 + vmull.s16 q5, d25, d31 + + ; temp1 = step1[9] * cospi_14_64 - step1[14] * cospi_18_64 + vmlsl.s16 q2, d22, d31 + vmlsl.s16 q3, d23, d31 + + ; temp2 = step1[9] * cospi_18_64 + step1[14] * cospi_14_64 + vmlal.s16 q4, d22, d30 + vmlal.s16 q5, d23, d30 + + vdup.16 d30, r3 ; duplicate cospi_22_64 + vdup.16 d31, r12 ; duplicate cospi_10_64 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d2, q2, #14 ; >> 14 + vqrshrn.s32 d3, q3, #14 ; >> 14 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d12, q4, #14 ; >> 14 + vqrshrn.s32 d13, q5, #14 ; >> 14 + + ; step1[10] * cospi_22_64 + vmull.s16 q11, d20, d30 + vmull.s16 q12, d21, d30 + + ; step1[10] * cospi_10_64 + vmull.s16 q4, d20, d31 + vmull.s16 q5, d21, d31 + + ; temp1 = step1[10] * cospi_22_64 - step1[13] * cospi_10_64 + vmlsl.s16 q11, d26, d31 + vmlsl.s16 q12, d27, d31 + + ; temp2 = step1[10] * cospi_10_64 + step1[13] * cospi_22_64 + vmlal.s16 q4, d26, d30 + vmlal.s16 q5, d27, d30 + + ; preloading to avoid stall + ; generate cospi_6_64 = 15679 + mov r3, #0x3d00 + add r3, #0x3f + + ; generate cospi_26_64 = 4756 + mov r12, #0x1200 + add r12, #0x94 + + vdup.16 d30, r3 ; duplicate cospi_6_64 + vdup.16 d31, r12 ; duplicate cospi_26_64 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d4, q11, #14 ; >> 14 + vqrshrn.s32 d5, q12, #14 ; >> 14 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d11, q5, #14 ; >> 14 + vqrshrn.s32 d10, q4, #14 ; >> 14 + + ; step1[11] * cospi_6_64 + vmull.s16 q10, d28, d30 + vmull.s16 q11, d29, d30 + + ; step1[11] * cospi_26_64 + vmull.s16 q12, d28, d31 + vmull.s16 q13, d29, d31 + + ; temp1 = step1[11] * cospi_6_64 - step1[12] * cospi_26_64 + vmlsl.s16 q10, d18, d31 + vmlsl.s16 q11, d19, d31 + + ; temp2 = step1[11] * cospi_26_64 + step1[12] * cospi_6_64 + vmlal.s16 q12, d18, d30 + vmlal.s16 q13, d19, d30 + + vsub.s16 q9, q0, q1 ; step1[9]=step2[8]-step2[9] + vadd.s16 q0, q0, q1 ; step1[8]=step2[8]+step2[9] + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d6, q10, #14 ; >> 14 + vqrshrn.s32 d7, q11, #14 ; >> 14 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d8, q12, #14 ; >> 14 + vqrshrn.s32 d9, q13, #14 ; >> 14 + + ; stage 3 + vsub.s16 q10, q3, q2 ; step1[10]=-step2[10]+step2[11] + vadd.s16 q11, q2, q3 ; step1[11]=step2[10]+step2[11] + vadd.s16 q12, q4, q5 ; step1[12]=step2[12]+step2[13] + vsub.s16 q13, q4, q5 ; step1[13]=step2[12]-step2[13] + vsub.s16 q14, q7, q6 ; step1[14]=-step2[14]+tep2[15] + vadd.s16 q7, q6, q7 ; step1[15]=step2[14]+step2[15] + + ; stage 4 + ; generate cospi_24_64 = 6270 + mov r3, #0x1800 + add r3, #0x7e + + ; generate cospi_8_64 = 15137 + mov r12, #0x3b00 + add r12, #0x21 + + ; -step1[9] * cospi_8_64 + step1[14] * cospi_24_64 + vdup.16 d30, r12 ; duplicate cospi_8_64 + vdup.16 d31, r3 ; duplicate cospi_24_64 + + ; step1[9] * cospi_24_64 + vmull.s16 q2, d18, d31 + vmull.s16 q3, d19, d31 + + ; step1[14] * cospi_24_64 + vmull.s16 q4, d28, d31 + vmull.s16 q5, d29, d31 + + ; temp2 = step1[9] * cospi_24_64 + step1[14] * cospi_8_64 + vmlal.s16 q2, d28, d30 + vmlal.s16 q3, d29, d30 + + ; temp1 = -step1[9] * cospi_8_64 + step1[14] * cospi_24_64 + vmlsl.s16 q4, d18, d30 + vmlsl.s16 q5, d19, d30 + + rsb r12, #0 + vdup.16 d30, r12 ; duplicate -cospi_8_64 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d12, q2, #14 ; >> 14 + vqrshrn.s32 d13, q3, #14 ; >> 14 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d2, q4, #14 ; >> 14 + vqrshrn.s32 d3, q5, #14 ; >> 14 + + vmov.s16 q3, q11 + vmov.s16 q4, q12 + + ; - step1[13] * cospi_8_64 + vmull.s16 q11, d26, d30 + vmull.s16 q12, d27, d30 + + ; -step1[10] * cospi_8_64 + vmull.s16 q8, d20, d30 + vmull.s16 q9, d21, d30 + + ; temp2 = -step1[10] * cospi_8_64 + step1[13] * cospi_24_64 + vmlsl.s16 q11, d20, d31 + vmlsl.s16 q12, d21, d31 + + ; temp1 = -step1[10] * cospi_8_64 + step1[13] * cospi_24_64 + vmlal.s16 q8, d26, d31 + vmlal.s16 q9, d27, d31 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d4, q11, #14 ; >> 14 + vqrshrn.s32 d5, q12, #14 ; >> 14 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d10, q8, #14 ; >> 14 + vqrshrn.s32 d11, q9, #14 ; >> 14 + + ; stage 5 + vadd.s16 q8, q0, q3 ; step1[8] = step2[8]+step2[11]; + vadd.s16 q9, q1, q2 ; step1[9] = step2[9]+step2[10]; + vsub.s16 q10, q1, q2 ; step1[10] = step2[9]-step2[10]; + vsub.s16 q11, q0, q3 ; step1[11] = step2[8]-step2[11]; + vsub.s16 q12, q7, q4 ; step1[12] =-step2[12]+step2[15]; + vsub.s16 q13, q6, q5 ; step1[13] =-step2[13]+step2[14]; + vadd.s16 q14, q6, q5 ; step1[14] =step2[13]+step2[14]; + vadd.s16 q15, q7, q4 ; step1[15] =step2[12]+step2[15]; + + ; stage 6. + ; generate cospi_16_64 = 11585 + mov r12, #0x2d00 + add r12, #0x41 + + vdup.16 d14, r12 ; duplicate cospi_16_64 + + ; step1[13] * cospi_16_64 + vmull.s16 q3, d26, d14 + vmull.s16 q4, d27, d14 + + ; step1[10] * cospi_16_64 + vmull.s16 q0, d20, d14 + vmull.s16 q1, d21, d14 + + ; temp1 = (-step1[10] + step1[13]) * cospi_16_64 + vsub.s32 q5, q3, q0 + vsub.s32 q6, q4, q1 + + ; temp2 = (step1[10] + step1[13]) * cospi_16_64 + vadd.s32 q10, q3, q0 + vadd.s32 q4, q4, q1 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d4, q5, #14 ; >> 14 + vqrshrn.s32 d5, q6, #14 ; >> 14 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d10, q10, #14 ; >> 14 + vqrshrn.s32 d11, q4, #14 ; >> 14 + + ; step1[11] * cospi_16_64 + vmull.s16 q0, d22, d14 + vmull.s16 q1, d23, d14 + + ; step1[12] * cospi_16_64 + vmull.s16 q13, d24, d14 + vmull.s16 q6, d25, d14 + + ; temp1 = (-step1[11] + step1[12]) * cospi_16_64 + vsub.s32 q10, q13, q0 + vsub.s32 q4, q6, q1 + + ; temp2 = (step1[11] + step1[12]) * cospi_16_64 + vadd.s32 q13, q13, q0 + vadd.s32 q6, q6, q1 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d6, q10, #14 ; >> 14 + vqrshrn.s32 d7, q4, #14 ; >> 14 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d8, q13, #14 ; >> 14 + vqrshrn.s32 d9, q6, #14 ; >> 14 + + mov r4, #16 ; pass1Output stride + ldr r3, [sp] ; load skip_adding + cmp r3, #0 ; check if need adding dest data + beq skip_adding_dest + + ldr r7, [sp, #28] ; dest used to save element 0-7 + mov r9, r7 ; save dest pointer for later use + ldr r8, [sp, #32] ; load dest_stride + + ; stage 7 + ; load the data in pass1 + vld1.s16 {q0}, [r2], r4 ; load data step2[0] + vld1.s16 {q1}, [r2], r4 ; load data step2[1] + vld1.s16 {q10}, [r2], r4 ; load data step2[2] + vld1.s16 {q11}, [r2], r4 ; load data step2[3] + vld1.64 {d12}, [r7], r8 ; load destinatoin data + vld1.64 {d13}, [r7], r8 ; load destinatoin data + vadd.s16 q12, q0, q15 ; step2[0] + step2[15] + vadd.s16 q13, q1, q14 ; step2[1] + step2[14] + vrshr.s16 q12, q12, #6 ; ROUND_POWER_OF_TWO + vrshr.s16 q13, q13, #6 ; ROUND_POWER_OF_TWO + vaddw.u8 q12, q12, d12 ; + dest[j * dest_stride + i] + vaddw.u8 q13, q13, d13 ; + dest[j * dest_stride + i] + vqmovun.s16 d12, q12 ; clip pixel + vqmovun.s16 d13, q13 ; clip pixel + vst1.64 {d12}, [r9], r8 ; store the data + vst1.64 {d13}, [r9], r8 ; store the data + vsub.s16 q14, q1, q14 ; step2[1] - step2[14] + vsub.s16 q15, q0, q15 ; step2[0] - step2[15] + vld1.64 {d12}, [r7], r8 ; load destinatoin data + vld1.64 {d13}, [r7], r8 ; load destinatoin data + vadd.s16 q12, q10, q5 ; step2[2] + step2[13] + vadd.s16 q13, q11, q4 ; step2[3] + step2[12] + vrshr.s16 q12, q12, #6 ; ROUND_POWER_OF_TWO + vrshr.s16 q13, q13, #6 ; ROUND_POWER_OF_TWO + vaddw.u8 q12, q12, d12 ; + dest[j * dest_stride + i] + vaddw.u8 q13, q13, d13 ; + dest[j * dest_stride + i] + vqmovun.s16 d12, q12 ; clip pixel + vqmovun.s16 d13, q13 ; clip pixel + vst1.64 {d12}, [r9], r8 ; store the data + vst1.64 {d13}, [r9], r8 ; store the data + vsub.s16 q4, q11, q4 ; step2[3] - step2[12] + vsub.s16 q5, q10, q5 ; step2[2] - step2[13] + vld1.s16 {q0}, [r2], r4 ; load data step2[4] + vld1.s16 {q1}, [r2], r4 ; load data step2[5] + vld1.s16 {q10}, [r2], r4 ; load data step2[6] + vld1.s16 {q11}, [r2], r4 ; load data step2[7] + vld1.64 {d12}, [r7], r8 ; load destinatoin data + vld1.64 {d13}, [r7], r8 ; load destinatoin data + vadd.s16 q12, q0, q3 ; step2[4] + step2[11] + vadd.s16 q13, q1, q2 ; step2[5] + step2[10] + vrshr.s16 q12, q12, #6 ; ROUND_POWER_OF_TWO + vrshr.s16 q13, q13, #6 ; ROUND_POWER_OF_TWO + vaddw.u8 q12, q12, d12 ; + dest[j * dest_stride + i] + vaddw.u8 q13, q13, d13 ; + dest[j * dest_stride + i] + vqmovun.s16 d12, q12 ; clip pixel + vqmovun.s16 d13, q13 ; clip pixel + vst1.64 {d12}, [r9], r8 ; store the data + vst1.64 {d13}, [r9], r8 ; store the data + vsub.s16 q2, q1, q2 ; step2[5] - step2[10] + vsub.s16 q3, q0, q3 ; step2[4] - step2[11] + vld1.64 {d12}, [r7], r8 ; load destinatoin data + vld1.64 {d13}, [r7], r8 ; load destinatoin data + vadd.s16 q12, q10, q9 ; step2[6] + step2[9] + vadd.s16 q13, q11, q8 ; step2[7] + step2[8] + vrshr.s16 q12, q12, #6 ; ROUND_POWER_OF_TWO + vrshr.s16 q13, q13, #6 ; ROUND_POWER_OF_TWO + vaddw.u8 q12, q12, d12 ; + dest[j * dest_stride + i] + vaddw.u8 q13, q13, d13 ; + dest[j * dest_stride + i] + vqmovun.s16 d12, q12 ; clip pixel + vqmovun.s16 d13, q13 ; clip pixel + vst1.64 {d12}, [r9], r8 ; store the data + vst1.64 {d13}, [r9], r8 ; store the data + vld1.64 {d12}, [r7], r8 ; load destinatoin data + vld1.64 {d13}, [r7], r8 ; load destinatoin data + vsub.s16 q8, q11, q8 ; step2[7] - step2[8] + vsub.s16 q9, q10, q9 ; step2[6] - step2[9] + + ; store the data output 8,9,10,11,12,13,14,15 + vrshr.s16 q8, q8, #6 ; ROUND_POWER_OF_TWO + vaddw.u8 q8, q8, d12 ; + dest[j * dest_stride + i] + vqmovun.s16 d12, q8 ; clip pixel + vst1.64 {d12}, [r9], r8 ; store the data + vld1.64 {d12}, [r7], r8 ; load destinatoin data + vrshr.s16 q9, q9, #6 + vaddw.u8 q9, q9, d13 ; + dest[j * dest_stride + i] + vqmovun.s16 d13, q9 ; clip pixel + vst1.64 {d13}, [r9], r8 ; store the data + vld1.64 {d13}, [r7], r8 ; load destinatoin data + vrshr.s16 q2, q2, #6 + vaddw.u8 q2, q2, d12 ; + dest[j * dest_stride + i] + vqmovun.s16 d12, q2 ; clip pixel + vst1.64 {d12}, [r9], r8 ; store the data + vld1.64 {d12}, [r7], r8 ; load destinatoin data + vrshr.s16 q3, q3, #6 + vaddw.u8 q3, q3, d13 ; + dest[j * dest_stride + i] + vqmovun.s16 d13, q3 ; clip pixel + vst1.64 {d13}, [r9], r8 ; store the data + vld1.64 {d13}, [r7], r8 ; load destinatoin data + vrshr.s16 q4, q4, #6 + vaddw.u8 q4, q4, d12 ; + dest[j * dest_stride + i] + vqmovun.s16 d12, q4 ; clip pixel + vst1.64 {d12}, [r9], r8 ; store the data + vld1.64 {d12}, [r7], r8 ; load destinatoin data + vrshr.s16 q5, q5, #6 + vaddw.u8 q5, q5, d13 ; + dest[j * dest_stride + i] + vqmovun.s16 d13, q5 ; clip pixel + vst1.64 {d13}, [r9], r8 ; store the data + vld1.64 {d13}, [r7], r8 ; load destinatoin data + vrshr.s16 q14, q14, #6 + vaddw.u8 q14, q14, d12 ; + dest[j * dest_stride + i] + vqmovun.s16 d12, q14 ; clip pixel + vst1.64 {d12}, [r9], r8 ; store the data + vld1.64 {d12}, [r7], r8 ; load destinatoin data + vrshr.s16 q15, q15, #6 + vaddw.u8 q15, q15, d13 ; + dest[j * dest_stride + i] + vqmovun.s16 d13, q15 ; clip pixel + vst1.64 {d13}, [r9], r8 ; store the data + b end_idct16x16_pass2 + +skip_adding_dest + ; stage 7 + ; load the data in pass1 + mov r5, #24 + mov r3, #8 + + vld1.s16 {q0}, [r2], r4 ; load data step2[0] + vld1.s16 {q1}, [r2], r4 ; load data step2[1] + vadd.s16 q12, q0, q15 ; step2[0] + step2[15] + vadd.s16 q13, q1, q14 ; step2[1] + step2[14] + vld1.s16 {q10}, [r2], r4 ; load data step2[2] + vld1.s16 {q11}, [r2], r4 ; load data step2[3] + vst1.64 {d24}, [r1], r3 ; store output[0] + vst1.64 {d25}, [r1], r5 + vst1.64 {d26}, [r1], r3 ; store output[1] + vst1.64 {d27}, [r1], r5 + vadd.s16 q12, q10, q5 ; step2[2] + step2[13] + vadd.s16 q13, q11, q4 ; step2[3] + step2[12] + vsub.s16 q14, q1, q14 ; step2[1] - step2[14] + vsub.s16 q15, q0, q15 ; step2[0] - step2[15] + vst1.64 {d24}, [r1], r3 ; store output[2] + vst1.64 {d25}, [r1], r5 + vst1.64 {d26}, [r1], r3 ; store output[3] + vst1.64 {d27}, [r1], r5 + vsub.s16 q4, q11, q4 ; step2[3] - step2[12] + vsub.s16 q5, q10, q5 ; step2[2] - step2[13] + vld1.s16 {q0}, [r2], r4 ; load data step2[4] + vld1.s16 {q1}, [r2], r4 ; load data step2[5] + vadd.s16 q12, q0, q3 ; step2[4] + step2[11] + vadd.s16 q13, q1, q2 ; step2[5] + step2[10] + vld1.s16 {q10}, [r2], r4 ; load data step2[6] + vld1.s16 {q11}, [r2], r4 ; load data step2[7] + vst1.64 {d24}, [r1], r3 ; store output[4] + vst1.64 {d25}, [r1], r5 + vst1.64 {d26}, [r1], r3 ; store output[5] + vst1.64 {d27}, [r1], r5 + vadd.s16 q12, q10, q9 ; step2[6] + step2[9] + vadd.s16 q13, q11, q8 ; step2[7] + step2[8] + vsub.s16 q2, q1, q2 ; step2[5] - step2[10] + vsub.s16 q3, q0, q3 ; step2[4] - step2[11] + vsub.s16 q8, q11, q8 ; step2[7] - step2[8] + vsub.s16 q9, q10, q9 ; step2[6] - step2[9] + vst1.64 {d24}, [r1], r3 ; store output[6] + vst1.64 {d25}, [r1], r5 + vst1.64 {d26}, [r1], r3 ; store output[7] + vst1.64 {d27}, [r1], r5 + + ; store the data output 8,9,10,11,12,13,14,15 + vst1.64 {d16}, [r1], r3 + vst1.64 {d17}, [r1], r5 + vst1.64 {d18}, [r1], r3 + vst1.64 {d19}, [r1], r5 + vst1.64 {d4}, [r1], r3 + vst1.64 {d5}, [r1], r5 + vst1.64 {d6}, [r1], r3 + vst1.64 {d7}, [r1], r5 + vst1.64 {d8}, [r1], r3 + vst1.64 {d9}, [r1], r5 + vst1.64 {d10}, [r1], r3 + vst1.64 {d11}, [r1], r5 + vst1.64 {d28}, [r1], r3 + vst1.64 {d29}, [r1], r5 + vst1.64 {d30}, [r1], r3 + vst1.64 {d31}, [r1], r5 +end_idct16x16_pass2 + pop {r3-r9} + bx lr + ENDP ; |vp9_idct16x16_256_add_neon_pass2| + +;void |vp9_idct16x16_10_add_neon_pass1|(int16_t *input, +; int16_t *output, int output_stride) +; +; r0 int16_t input +; r1 int16_t *output +; r2 int output_stride) + +; idct16 stage1 - stage6 on all the elements loaded in q8-q15. The output +; will be stored back into q8-q15 registers. This function will touch q0-q7 +; registers and use them as buffer during calculation. +|vp9_idct16x16_10_add_neon_pass1| PROC + + ; TODO(hkuang): Find a better way to load the elements. + ; load elements of 0, 2, 4, 6, 8, 10, 12, 14 into q8 - q15 + vld2.s16 {q8,q9}, [r0]! + vld2.s16 {q9,q10}, [r0]! + vld2.s16 {q10,q11}, [r0]! + vld2.s16 {q11,q12}, [r0]! + vld2.s16 {q12,q13}, [r0]! + vld2.s16 {q13,q14}, [r0]! + vld2.s16 {q14,q15}, [r0]! + vld2.s16 {q1,q2}, [r0]! + vmov.s16 q15, q1 + + ; generate cospi_28_64*2 = 6392 + mov r3, #0x1800 + add r3, #0xf8 + + ; generate cospi_4_64*2 = 32138 + mov r12, #0x7d00 + add r12, #0x8a + + ; transpose the input data + TRANSPOSE8X8 + + ; stage 3 + vdup.16 q0, r3 ; duplicate cospi_28_64*2 + vdup.16 q1, r12 ; duplicate cospi_4_64*2 + + ; The following instructions use vqrdmulh to do the + ; dct_const_round_shift(step2[4] * cospi_28_64). vvqrdmulh will multiply, + ; double, and return the high 16 bits, effectively giving >> 15. Doubling + ; the constant will change this to >> 14. + ; dct_const_round_shift(step2[4] * cospi_28_64); + vqrdmulh.s16 q4, q9, q0 + + ; preloading to avoid stall + ; generate cospi_16_64*2 = 23170 + mov r3, #0x5a00 + add r3, #0x82 + + ; dct_const_round_shift(step2[4] * cospi_4_64); + vqrdmulh.s16 q7, q9, q1 + + ; stage 4 + vdup.16 q1, r3 ; cospi_16_64*2 + + ; generate cospi_16_64 = 11585 + mov r3, #0x2d00 + add r3, #0x41 + + vdup.16 d4, r3; ; duplicate cospi_16_64 + + ; dct_const_round_shift(step1[0] * cospi_16_64) + vqrdmulh.s16 q8, q8, q1 + + ; step2[6] * cospi_16_64 + vmull.s16 q9, d14, d4 + vmull.s16 q10, d15, d4 + + ; step2[5] * cospi_16_64 + vmull.s16 q12, d9, d4 + vmull.s16 q11, d8, d4 + + ; temp1 = (step2[6] - step2[5]) * cospi_16_64 + vsub.s32 q15, q10, q12 + vsub.s32 q6, q9, q11 + + ; temp2 = (step2[5] + step2[6]) * cospi_16_64 + vadd.s32 q9, q9, q11 + vadd.s32 q10, q10, q12 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d11, q15, #14 ; >> 14 + vqrshrn.s32 d10, q6, #14 ; >> 14 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d12, q9, #14 ; >> 14 + vqrshrn.s32 d13, q10, #14 ; >> 14 + + ; stage 6 + vadd.s16 q2, q8, q7 ; step2[0] = step1[0] + step1[7]; + vadd.s16 q10, q8, q5 ; step2[2] = step1[2] + step1[5]; + vadd.s16 q11, q8, q4 ; step2[3] = step1[3] + step1[4]; + vadd.s16 q9, q8, q6 ; step2[1] = step1[1] + step1[6]; + vsub.s16 q12, q8, q4 ; step2[4] = step1[3] - step1[4]; + vsub.s16 q13, q8, q5 ; step2[5] = step1[2] - step1[5]; + vsub.s16 q14, q8, q6 ; step2[6] = step1[1] - step1[6]; + vsub.s16 q15, q8, q7 ; step2[7] = step1[0] - step1[7]; + + ; store the data + vst1.64 {d4}, [r1], r2 + vst1.64 {d5}, [r1], r2 + vst1.64 {d18}, [r1], r2 + vst1.64 {d19}, [r1], r2 + vst1.64 {d20}, [r1], r2 + vst1.64 {d21}, [r1], r2 + vst1.64 {d22}, [r1], r2 + vst1.64 {d23}, [r1], r2 + vst1.64 {d24}, [r1], r2 + vst1.64 {d25}, [r1], r2 + vst1.64 {d26}, [r1], r2 + vst1.64 {d27}, [r1], r2 + vst1.64 {d28}, [r1], r2 + vst1.64 {d29}, [r1], r2 + vst1.64 {d30}, [r1], r2 + vst1.64 {d31}, [r1], r2 + + bx lr + ENDP ; |vp9_idct16x16_10_add_neon_pass1| + +;void vp9_idct16x16_10_add_neon_pass2(int16_t *src, +; int16_t *output, +; int16_t *pass1Output, +; int16_t skip_adding, +; uint8_t *dest, +; int dest_stride) +; +; r0 int16_t *src +; r1 int16_t *output, +; r2 int16_t *pass1Output, +; r3 int16_t skip_adding, +; r4 uint8_t *dest, +; r5 int dest_stride) + +; idct16 stage1 - stage7 on all the elements loaded in q8-q15. The output +; will be stored back into q8-q15 registers. This function will touch q0-q7 +; registers and use them as buffer during calculation. +|vp9_idct16x16_10_add_neon_pass2| PROC + push {r3-r9} + + ; TODO(hkuang): Find a better way to load the elements. + ; load elements of 1, 3, 5, 7, 9, 11, 13, 15 into q8 - q15 + vld2.s16 {q8,q9}, [r0]! + vld2.s16 {q9,q10}, [r0]! + vld2.s16 {q10,q11}, [r0]! + vld2.s16 {q11,q12}, [r0]! + vld2.s16 {q12,q13}, [r0]! + vld2.s16 {q13,q14}, [r0]! + vld2.s16 {q14,q15}, [r0]! + vld2.s16 {q0,q1}, [r0]! + vmov.s16 q15, q0; + + ; generate 2*cospi_30_64 = 3212 + mov r3, #0xc00 + add r3, #0x8c + + ; generate 2*cospi_2_64 = 32610 + mov r12, #0x7f00 + add r12, #0x62 + + ; transpose the input data + TRANSPOSE8X8 + + ; stage 3 + vdup.16 q6, r3 ; duplicate 2*cospi_30_64 + + ; dct_const_round_shift(step1[8] * cospi_30_64) + vqrdmulh.s16 q0, q8, q6 + + vdup.16 q6, r12 ; duplicate 2*cospi_2_64 + + ; dct_const_round_shift(step1[8] * cospi_2_64) + vqrdmulh.s16 q7, q8, q6 + + ; preloading to avoid stall + ; generate 2*cospi_26_64 = 9512 + mov r12, #0x2500 + add r12, #0x28 + rsb r12, #0 + vdup.16 q15, r12 ; duplicate -2*cospi_26_64 + + ; generate 2*cospi_6_64 = 31358 + mov r3, #0x7a00 + add r3, #0x7e + vdup.16 q14, r3 ; duplicate 2*cospi_6_64 + + ; dct_const_round_shift(- step1[12] * cospi_26_64) + vqrdmulh.s16 q3, q9, q15 + + ; dct_const_round_shift(step1[12] * cospi_6_64) + vqrdmulh.s16 q4, q9, q14 + + ; stage 4 + ; generate cospi_24_64 = 6270 + mov r3, #0x1800 + add r3, #0x7e + vdup.16 d31, r3 ; duplicate cospi_24_64 + + ; generate cospi_8_64 = 15137 + mov r12, #0x3b00 + add r12, #0x21 + vdup.16 d30, r12 ; duplicate cospi_8_64 + + ; step1[14] * cospi_24_64 + vmull.s16 q12, d14, d31 + vmull.s16 q5, d15, d31 + + ; step1[9] * cospi_24_64 + vmull.s16 q2, d0, d31 + vmull.s16 q11, d1, d31 + + ; temp1 = -step1[9] * cospi_8_64 + step1[14] * cospi_24_64 + vmlsl.s16 q12, d0, d30 + vmlsl.s16 q5, d1, d30 + + ; temp2 = step1[9] * cospi_24_64 + step1[14] * cospi_8_64 + vmlal.s16 q2, d14, d30 + vmlal.s16 q11, d15, d30 + + rsb r12, #0 + vdup.16 d30, r12 ; duplicate -cospi_8_64 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d2, q12, #14 ; >> 14 + vqrshrn.s32 d3, q5, #14 ; >> 14 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d12, q2, #14 ; >> 14 + vqrshrn.s32 d13, q11, #14 ; >> 14 + + ; - step1[13] * cospi_8_64 + vmull.s16 q10, d8, d30 + vmull.s16 q13, d9, d30 + + ; -step1[10] * cospi_8_64 + vmull.s16 q8, d6, d30 + vmull.s16 q9, d7, d30 + + ; temp1 = -step1[10] * cospi_24_64 - step1[13] * cospi_8_64 + vmlsl.s16 q10, d6, d31 + vmlsl.s16 q13, d7, d31 + + ; temp2 = -step1[10] * cospi_8_64 + step1[13] * cospi_24_64 + vmlal.s16 q8, d8, d31 + vmlal.s16 q9, d9, d31 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d4, q10, #14 ; >> 14 + vqrshrn.s32 d5, q13, #14 ; >> 14 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d10, q8, #14 ; >> 14 + vqrshrn.s32 d11, q9, #14 ; >> 14 + + ; stage 5 + vadd.s16 q8, q0, q3 ; step1[8] = step2[8]+step2[11]; + vadd.s16 q9, q1, q2 ; step1[9] = step2[9]+step2[10]; + vsub.s16 q10, q1, q2 ; step1[10] = step2[9]-step2[10]; + vsub.s16 q11, q0, q3 ; step1[11] = step2[8]-step2[11]; + vsub.s16 q12, q7, q4 ; step1[12] =-step2[12]+step2[15]; + vsub.s16 q13, q6, q5 ; step1[13] =-step2[13]+step2[14]; + vadd.s16 q14, q6, q5 ; step1[14] =step2[13]+step2[14]; + vadd.s16 q15, q7, q4 ; step1[15] =step2[12]+step2[15]; + + ; stage 6. + ; generate cospi_16_64 = 11585 + mov r12, #0x2d00 + add r12, #0x41 + + vdup.16 d14, r12 ; duplicate cospi_16_64 + + ; step1[13] * cospi_16_64 + vmull.s16 q3, d26, d14 + vmull.s16 q4, d27, d14 + + ; step1[10] * cospi_16_64 + vmull.s16 q0, d20, d14 + vmull.s16 q1, d21, d14 + + ; temp1 = (-step1[10] + step1[13]) * cospi_16_64 + vsub.s32 q5, q3, q0 + vsub.s32 q6, q4, q1 + + ; temp2 = (step1[10] + step1[13]) * cospi_16_64 + vadd.s32 q0, q3, q0 + vadd.s32 q1, q4, q1 + + ; dct_const_round_shift(temp1) + vqrshrn.s32 d4, q5, #14 ; >> 14 + vqrshrn.s32 d5, q6, #14 ; >> 14 + + ; dct_const_round_shift(temp2) + vqrshrn.s32 d10, q0, #14 ; >> 14 + vqrshrn.s32 d11, q1, #14 ; >> 14 + + ; step1[11] * cospi_16_64 + vmull.s16 q0, d22, d14 + vmull.s16 q1, d23, d14 + + ; step1[12] * cospi_16_64 + vmull.s16 q13, d24, d14 + vmull.s16 q6, d25, d14 + + ; temp1 = (-step1[11] + step1[12]) * cospi_16_64 + vsub.s32 q10, q13, q0 + vsub.s32 q4, q6, q1 + + ; temp2 = (step1[11] + step1[12]) * cospi_16_64 + vadd.s32 q13, q13, q0 + vadd.s32 q6, q6, q1 + + ; dct_const_round_shift(input_dc * cospi_16_64) + vqrshrn.s32 d6, q10, #14 ; >> 14 + vqrshrn.s32 d7, q4, #14 ; >> 14 + + ; dct_const_round_shift((step1[11] + step1[12]) * cospi_16_64); + vqrshrn.s32 d8, q13, #14 ; >> 14 + vqrshrn.s32 d9, q6, #14 ; >> 14 + + mov r4, #16 ; pass1Output stride + ldr r3, [sp] ; load skip_adding + + ; stage 7 + ; load the data in pass1 + mov r5, #24 + mov r3, #8 + + vld1.s16 {q0}, [r2], r4 ; load data step2[0] + vld1.s16 {q1}, [r2], r4 ; load data step2[1] + vadd.s16 q12, q0, q15 ; step2[0] + step2[15] + vadd.s16 q13, q1, q14 ; step2[1] + step2[14] + vld1.s16 {q10}, [r2], r4 ; load data step2[2] + vld1.s16 {q11}, [r2], r4 ; load data step2[3] + vst1.64 {d24}, [r1], r3 ; store output[0] + vst1.64 {d25}, [r1], r5 + vst1.64 {d26}, [r1], r3 ; store output[1] + vst1.64 {d27}, [r1], r5 + vadd.s16 q12, q10, q5 ; step2[2] + step2[13] + vadd.s16 q13, q11, q4 ; step2[3] + step2[12] + vsub.s16 q14, q1, q14 ; step2[1] - step2[14] + vsub.s16 q15, q0, q15 ; step2[0] - step2[15] + vst1.64 {d24}, [r1], r3 ; store output[2] + vst1.64 {d25}, [r1], r5 + vst1.64 {d26}, [r1], r3 ; store output[3] + vst1.64 {d27}, [r1], r5 + vsub.s16 q4, q11, q4 ; step2[3] - step2[12] + vsub.s16 q5, q10, q5 ; step2[2] - step2[13] + vld1.s16 {q0}, [r2], r4 ; load data step2[4] + vld1.s16 {q1}, [r2], r4 ; load data step2[5] + vadd.s16 q12, q0, q3 ; step2[4] + step2[11] + vadd.s16 q13, q1, q2 ; step2[5] + step2[10] + vld1.s16 {q10}, [r2], r4 ; load data step2[6] + vld1.s16 {q11}, [r2], r4 ; load data step2[7] + vst1.64 {d24}, [r1], r3 ; store output[4] + vst1.64 {d25}, [r1], r5 + vst1.64 {d26}, [r1], r3 ; store output[5] + vst1.64 {d27}, [r1], r5 + vadd.s16 q12, q10, q9 ; step2[6] + step2[9] + vadd.s16 q13, q11, q8 ; step2[7] + step2[8] + vsub.s16 q2, q1, q2 ; step2[5] - step2[10] + vsub.s16 q3, q0, q3 ; step2[4] - step2[11] + vsub.s16 q8, q11, q8 ; step2[7] - step2[8] + vsub.s16 q9, q10, q9 ; step2[6] - step2[9] + vst1.64 {d24}, [r1], r3 ; store output[6] + vst1.64 {d25}, [r1], r5 + vst1.64 {d26}, [r1], r3 ; store output[7] + vst1.64 {d27}, [r1], r5 + + ; store the data output 8,9,10,11,12,13,14,15 + vst1.64 {d16}, [r1], r3 + vst1.64 {d17}, [r1], r5 + vst1.64 {d18}, [r1], r3 + vst1.64 {d19}, [r1], r5 + vst1.64 {d4}, [r1], r3 + vst1.64 {d5}, [r1], r5 + vst1.64 {d6}, [r1], r3 + vst1.64 {d7}, [r1], r5 + vst1.64 {d8}, [r1], r3 + vst1.64 {d9}, [r1], r5 + vst1.64 {d10}, [r1], r3 + vst1.64 {d11}, [r1], r5 + vst1.64 {d28}, [r1], r3 + vst1.64 {d29}, [r1], r5 + vst1.64 {d30}, [r1], r3 + vst1.64 {d31}, [r1], r5 +end_idct10_16x16_pass2 + pop {r3-r9} + bx lr + ENDP ; |vp9_idct16x16_10_add_neon_pass2| + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_neon.c new file mode 100644 index 000000000..f2c4ec451 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct16x16_neon.c @@ -0,0 +1,186 @@ +/* + * Copyright (c) 2013 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "./vp9_rtcd.h" +#include "vp9/common/vp9_common.h" + +void vp9_idct16x16_256_add_neon_pass1(const int16_t *input, + int16_t *output, + int output_stride); +void vp9_idct16x16_256_add_neon_pass2(const int16_t *src, + int16_t *output, + int16_t *pass1Output, + int16_t skip_adding, + uint8_t *dest, + int dest_stride); +void vp9_idct16x16_10_add_neon_pass1(const int16_t *input, + int16_t *output, + int output_stride); +void vp9_idct16x16_10_add_neon_pass2(const int16_t *src, + int16_t *output, + int16_t *pass1Output, + int16_t skip_adding, + uint8_t *dest, + int dest_stride); + +#if HAVE_NEON_ASM +/* For ARM NEON, d8-d15 are callee-saved registers, and need to be saved. */ +extern void vp9_push_neon(int64_t *store); +extern void vp9_pop_neon(int64_t *store); +#endif // HAVE_NEON_ASM + +void vp9_idct16x16_256_add_neon(const int16_t *input, + uint8_t *dest, int dest_stride) { +#if HAVE_NEON_ASM + int64_t store_reg[8]; +#endif + int16_t pass1_output[16*16] = {0}; + int16_t row_idct_output[16*16] = {0}; + +#if HAVE_NEON_ASM + // save d8-d15 register values. + vp9_push_neon(store_reg); +#endif + + /* Parallel idct on the upper 8 rows */ + // First pass processes even elements 0, 2, 4, 6, 8, 10, 12, 14 and save the + // stage 6 result in pass1_output. + vp9_idct16x16_256_add_neon_pass1(input, pass1_output, 8); + + // Second pass processes odd elements 1, 3, 5, 7, 9, 11, 13, 15 and combines + // with result in pass1(pass1_output) to calculate final result in stage 7 + // which will be saved into row_idct_output. + vp9_idct16x16_256_add_neon_pass2(input+1, + row_idct_output, + pass1_output, + 0, + dest, + dest_stride); + + /* Parallel idct on the lower 8 rows */ + // First pass processes even elements 0, 2, 4, 6, 8, 10, 12, 14 and save the + // stage 6 result in pass1_output. + vp9_idct16x16_256_add_neon_pass1(input+8*16, pass1_output, 8); + + // Second pass processes odd elements 1, 3, 5, 7, 9, 11, 13, 15 and combines + // with result in pass1(pass1_output) to calculate final result in stage 7 + // which will be saved into row_idct_output. + vp9_idct16x16_256_add_neon_pass2(input+8*16+1, + row_idct_output+8, + pass1_output, + 0, + dest, + dest_stride); + + /* Parallel idct on the left 8 columns */ + // First pass processes even elements 0, 2, 4, 6, 8, 10, 12, 14 and save the + // stage 6 result in pass1_output. + vp9_idct16x16_256_add_neon_pass1(row_idct_output, pass1_output, 8); + + // Second pass processes odd elements 1, 3, 5, 7, 9, 11, 13, 15 and combines + // with result in pass1(pass1_output) to calculate final result in stage 7. + // Then add the result to the destination data. + vp9_idct16x16_256_add_neon_pass2(row_idct_output+1, + row_idct_output, + pass1_output, + 1, + dest, + dest_stride); + + /* Parallel idct on the right 8 columns */ + // First pass processes even elements 0, 2, 4, 6, 8, 10, 12, 14 and save the + // stage 6 result in pass1_output. + vp9_idct16x16_256_add_neon_pass1(row_idct_output+8*16, pass1_output, 8); + + // Second pass processes odd elements 1, 3, 5, 7, 9, 11, 13, 15 and combines + // with result in pass1(pass1_output) to calculate final result in stage 7. + // Then add the result to the destination data. + vp9_idct16x16_256_add_neon_pass2(row_idct_output+8*16+1, + row_idct_output+8, + pass1_output, + 1, + dest+8, + dest_stride); + +#if HAVE_NEON_ASM + // restore d8-d15 register values. + vp9_pop_neon(store_reg); +#endif + + return; +} + +void vp9_idct16x16_10_add_neon(const int16_t *input, + uint8_t *dest, int dest_stride) { +#if HAVE_NEON_ASM + int64_t store_reg[8]; +#endif + int16_t pass1_output[16*16] = {0}; + int16_t row_idct_output[16*16] = {0}; + +#if HAVE_NEON_ASM + // save d8-d15 register values. + vp9_push_neon(store_reg); +#endif + + /* Parallel idct on the upper 8 rows */ + // First pass processes even elements 0, 2, 4, 6, 8, 10, 12, 14 and save the + // stage 6 result in pass1_output. + vp9_idct16x16_10_add_neon_pass1(input, pass1_output, 8); + + // Second pass processes odd elements 1, 3, 5, 7, 9, 11, 13, 15 and combines + // with result in pass1(pass1_output) to calculate final result in stage 7 + // which will be saved into row_idct_output. + vp9_idct16x16_10_add_neon_pass2(input+1, + row_idct_output, + pass1_output, + 0, + dest, + dest_stride); + + /* Skip Parallel idct on the lower 8 rows as they are all 0s */ + + /* Parallel idct on the left 8 columns */ + // First pass processes even elements 0, 2, 4, 6, 8, 10, 12, 14 and save the + // stage 6 result in pass1_output. + vp9_idct16x16_256_add_neon_pass1(row_idct_output, pass1_output, 8); + + // Second pass processes odd elements 1, 3, 5, 7, 9, 11, 13, 15 and combines + // with result in pass1(pass1_output) to calculate final result in stage 7. + // Then add the result to the destination data. + vp9_idct16x16_256_add_neon_pass2(row_idct_output+1, + row_idct_output, + pass1_output, + 1, + dest, + dest_stride); + + /* Parallel idct on the right 8 columns */ + // First pass processes even elements 0, 2, 4, 6, 8, 10, 12, 14 and save the + // stage 6 result in pass1_output. + vp9_idct16x16_256_add_neon_pass1(row_idct_output+8*16, pass1_output, 8); + + // Second pass processes odd elements 1, 3, 5, 7, 9, 11, 13, 15 and combines + // with result in pass1(pass1_output) to calculate final result in stage 7. + // Then add the result to the destination data. + vp9_idct16x16_256_add_neon_pass2(row_idct_output+8*16+1, + row_idct_output+8, + pass1_output, + 1, + dest+8, + dest_stride); + +#if HAVE_NEON_ASM + // restore d8-d15 register values. + vp9_pop_neon(store_reg); +#endif + + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct32x32_1_add_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_idct32x32_1_add_neon.c new file mode 100644 index 000000000..0ce45f2bf --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct32x32_1_add_neon.c @@ -0,0 +1,165 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> + +#include "./vpx_config.h" + +#include "vpx_ports/mem.h" +#include "vp9/common/vp9_idct.h" + +static INLINE void LD_16x8( + uint8_t *d, + int d_stride, + uint8x16_t *q8u8, + uint8x16_t *q9u8, + uint8x16_t *q10u8, + uint8x16_t *q11u8, + uint8x16_t *q12u8, + uint8x16_t *q13u8, + uint8x16_t *q14u8, + uint8x16_t *q15u8) { + *q8u8 = vld1q_u8(d); + d += d_stride; + *q9u8 = vld1q_u8(d); + d += d_stride; + *q10u8 = vld1q_u8(d); + d += d_stride; + *q11u8 = vld1q_u8(d); + d += d_stride; + *q12u8 = vld1q_u8(d); + d += d_stride; + *q13u8 = vld1q_u8(d); + d += d_stride; + *q14u8 = vld1q_u8(d); + d += d_stride; + *q15u8 = vld1q_u8(d); + return; +} + +static INLINE void ADD_DIFF_16x8( + uint8x16_t qdiffu8, + uint8x16_t *q8u8, + uint8x16_t *q9u8, + uint8x16_t *q10u8, + uint8x16_t *q11u8, + uint8x16_t *q12u8, + uint8x16_t *q13u8, + uint8x16_t *q14u8, + uint8x16_t *q15u8) { + *q8u8 = vqaddq_u8(*q8u8, qdiffu8); + *q9u8 = vqaddq_u8(*q9u8, qdiffu8); + *q10u8 = vqaddq_u8(*q10u8, qdiffu8); + *q11u8 = vqaddq_u8(*q11u8, qdiffu8); + *q12u8 = vqaddq_u8(*q12u8, qdiffu8); + *q13u8 = vqaddq_u8(*q13u8, qdiffu8); + *q14u8 = vqaddq_u8(*q14u8, qdiffu8); + *q15u8 = vqaddq_u8(*q15u8, qdiffu8); + return; +} + +static INLINE void SUB_DIFF_16x8( + uint8x16_t qdiffu8, + uint8x16_t *q8u8, + uint8x16_t *q9u8, + uint8x16_t *q10u8, + uint8x16_t *q11u8, + uint8x16_t *q12u8, + uint8x16_t *q13u8, + uint8x16_t *q14u8, + uint8x16_t *q15u8) { + *q8u8 = vqsubq_u8(*q8u8, qdiffu8); + *q9u8 = vqsubq_u8(*q9u8, qdiffu8); + *q10u8 = vqsubq_u8(*q10u8, qdiffu8); + *q11u8 = vqsubq_u8(*q11u8, qdiffu8); + *q12u8 = vqsubq_u8(*q12u8, qdiffu8); + *q13u8 = vqsubq_u8(*q13u8, qdiffu8); + *q14u8 = vqsubq_u8(*q14u8, qdiffu8); + *q15u8 = vqsubq_u8(*q15u8, qdiffu8); + return; +} + +static INLINE void ST_16x8( + uint8_t *d, + int d_stride, + uint8x16_t *q8u8, + uint8x16_t *q9u8, + uint8x16_t *q10u8, + uint8x16_t *q11u8, + uint8x16_t *q12u8, + uint8x16_t *q13u8, + uint8x16_t *q14u8, + uint8x16_t *q15u8) { + vst1q_u8(d, *q8u8); + d += d_stride; + vst1q_u8(d, *q9u8); + d += d_stride; + vst1q_u8(d, *q10u8); + d += d_stride; + vst1q_u8(d, *q11u8); + d += d_stride; + vst1q_u8(d, *q12u8); + d += d_stride; + vst1q_u8(d, *q13u8); + d += d_stride; + vst1q_u8(d, *q14u8); + d += d_stride; + vst1q_u8(d, *q15u8); + return; +} + +void vp9_idct32x32_1_add_neon( + int16_t *input, + uint8_t *dest, + int dest_stride) { + uint8x16_t q0u8, q8u8, q9u8, q10u8, q11u8, q12u8, q13u8, q14u8, q15u8; + int i, j, dest_stride8; + uint8_t *d; + int16_t a1, cospi_16_64 = 11585; + int16_t out = dct_const_round_shift(input[0] * cospi_16_64); + + out = dct_const_round_shift(out * cospi_16_64); + a1 = ROUND_POWER_OF_TWO(out, 6); + + dest_stride8 = dest_stride * 8; + if (a1 >= 0) { // diff_positive_32_32 + a1 = a1 < 0 ? 0 : a1 > 255 ? 255 : a1; + q0u8 = vdupq_n_u8(a1); + for (i = 0; i < 2; i++, dest += 16) { // diff_positive_32_32_loop + d = dest; + for (j = 0; j < 4; j++) { + LD_16x8(d, dest_stride, &q8u8, &q9u8, &q10u8, &q11u8, + &q12u8, &q13u8, &q14u8, &q15u8); + ADD_DIFF_16x8(q0u8, &q8u8, &q9u8, &q10u8, &q11u8, + &q12u8, &q13u8, &q14u8, &q15u8); + ST_16x8(d, dest_stride, &q8u8, &q9u8, &q10u8, &q11u8, + &q12u8, &q13u8, &q14u8, &q15u8); + d += dest_stride8; + } + } + } else { // diff_negative_32_32 + a1 = -a1; + a1 = a1 < 0 ? 0 : a1 > 255 ? 255 : a1; + q0u8 = vdupq_n_u8(a1); + for (i = 0; i < 2; i++, dest += 16) { // diff_negative_32_32_loop + d = dest; + for (j = 0; j < 4; j++) { + LD_16x8(d, dest_stride, &q8u8, &q9u8, &q10u8, &q11u8, + &q12u8, &q13u8, &q14u8, &q15u8); + SUB_DIFF_16x8(q0u8, &q8u8, &q9u8, &q10u8, &q11u8, + &q12u8, &q13u8, &q14u8, &q15u8); + ST_16x8(d, dest_stride, &q8u8, &q9u8, &q10u8, &q11u8, + &q12u8, &q13u8, &q14u8, &q15u8); + d += dest_stride8; + } + } + } + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct32x32_1_add_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_idct32x32_1_add_neon_asm.asm new file mode 100644 index 000000000..d290d0753 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct32x32_1_add_neon_asm.asm @@ -0,0 +1,144 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license and patent +; grant that can be found in the LICENSE file in the root of the source +; tree. All contributing project authors may be found in the AUTHORS +; file in the root of the source tree. +; + + EXPORT |vp9_idct32x32_1_add_neon| + ARM + REQUIRE8 + PRESERVE8 + + AREA ||.text||, CODE, READONLY, ALIGN=2 + + ;TODO(hkuang): put the following macros in a seperate + ;file so other idct function could also use them. + MACRO + LD_16x8 $src, $stride + vld1.8 {q8}, [$src], $stride + vld1.8 {q9}, [$src], $stride + vld1.8 {q10}, [$src], $stride + vld1.8 {q11}, [$src], $stride + vld1.8 {q12}, [$src], $stride + vld1.8 {q13}, [$src], $stride + vld1.8 {q14}, [$src], $stride + vld1.8 {q15}, [$src], $stride + MEND + + MACRO + ADD_DIFF_16x8 $diff + vqadd.u8 q8, q8, $diff + vqadd.u8 q9, q9, $diff + vqadd.u8 q10, q10, $diff + vqadd.u8 q11, q11, $diff + vqadd.u8 q12, q12, $diff + vqadd.u8 q13, q13, $diff + vqadd.u8 q14, q14, $diff + vqadd.u8 q15, q15, $diff + MEND + + MACRO + SUB_DIFF_16x8 $diff + vqsub.u8 q8, q8, $diff + vqsub.u8 q9, q9, $diff + vqsub.u8 q10, q10, $diff + vqsub.u8 q11, q11, $diff + vqsub.u8 q12, q12, $diff + vqsub.u8 q13, q13, $diff + vqsub.u8 q14, q14, $diff + vqsub.u8 q15, q15, $diff + MEND + + MACRO + ST_16x8 $dst, $stride + vst1.8 {q8}, [$dst], $stride + vst1.8 {q9}, [$dst], $stride + vst1.8 {q10},[$dst], $stride + vst1.8 {q11},[$dst], $stride + vst1.8 {q12},[$dst], $stride + vst1.8 {q13},[$dst], $stride + vst1.8 {q14},[$dst], $stride + vst1.8 {q15},[$dst], $stride + MEND + +;void vp9_idct32x32_1_add_neon(int16_t *input, uint8_t *dest, +; int dest_stride) +; +; r0 int16_t input +; r1 uint8_t *dest +; r2 int dest_stride + +|vp9_idct32x32_1_add_neon| PROC + push {lr} + pld [r1] + add r3, r1, #16 ; r3 dest + 16 for second loop + ldrsh r0, [r0] + + ; generate cospi_16_64 = 11585 + mov r12, #0x2d00 + add r12, #0x41 + + ; out = dct_const_round_shift(input[0] * cospi_16_64) + mul r0, r0, r12 ; input[0] * cospi_16_64 + add r0, r0, #0x2000 ; +(1 << ((DCT_CONST_BITS) - 1)) + asr r0, r0, #14 ; >> DCT_CONST_BITS + + ; out = dct_const_round_shift(out * cospi_16_64) + mul r0, r0, r12 ; out * cospi_16_64 + mov r12, r1 ; save dest + add r0, r0, #0x2000 ; +(1 << ((DCT_CONST_BITS) - 1)) + asr r0, r0, #14 ; >> DCT_CONST_BITS + + ; a1 = ROUND_POWER_OF_TWO(out, 6) + add r0, r0, #32 ; + (1 <<((6) - 1)) + asrs r0, r0, #6 ; >> 6 + bge diff_positive_32_32 + +diff_negative_32_32 + neg r0, r0 + usat r0, #8, r0 + vdup.u8 q0, r0 + mov r0, #4 + +diff_negative_32_32_loop + sub r0, #1 + LD_16x8 r1, r2 + SUB_DIFF_16x8 q0 + ST_16x8 r12, r2 + + LD_16x8 r1, r2 + SUB_DIFF_16x8 q0 + ST_16x8 r12, r2 + cmp r0, #2 + moveq r1, r3 + moveq r12, r3 + cmp r0, #0 + bne diff_negative_32_32_loop + pop {pc} + +diff_positive_32_32 + usat r0, #8, r0 + vdup.u8 q0, r0 + mov r0, #4 + +diff_positive_32_32_loop + sub r0, #1 + LD_16x8 r1, r2 + ADD_DIFF_16x8 q0 + ST_16x8 r12, r2 + + LD_16x8 r1, r2 + ADD_DIFF_16x8 q0 + ST_16x8 r12, r2 + cmp r0, #2 + moveq r1, r3 + moveq r12, r3 + cmp r0, #0 + bne diff_positive_32_32_loop + pop {pc} + + ENDP ; |vp9_idct32x32_1_add_neon| + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct32x32_add_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_idct32x32_add_neon.c new file mode 100644 index 000000000..309bdf8d7 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct32x32_add_neon.c @@ -0,0 +1,750 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> + +#include "./vpx_config.h" + +static int16_t cospi_1_64 = 16364; +static int16_t cospi_2_64 = 16305; +static int16_t cospi_3_64 = 16207; +static int16_t cospi_4_64 = 16069; +static int16_t cospi_5_64 = 15893; +static int16_t cospi_6_64 = 15679; +static int16_t cospi_7_64 = 15426; +static int16_t cospi_8_64 = 15137; +static int16_t cospi_9_64 = 14811; +static int16_t cospi_10_64 = 14449; +static int16_t cospi_11_64 = 14053; +static int16_t cospi_12_64 = 13623; +static int16_t cospi_13_64 = 13160; +static int16_t cospi_14_64 = 12665; +static int16_t cospi_15_64 = 12140; +static int16_t cospi_16_64 = 11585; +static int16_t cospi_17_64 = 11003; +static int16_t cospi_18_64 = 10394; +static int16_t cospi_19_64 = 9760; +static int16_t cospi_20_64 = 9102; +static int16_t cospi_21_64 = 8423; +static int16_t cospi_22_64 = 7723; +static int16_t cospi_23_64 = 7005; +static int16_t cospi_24_64 = 6270; +static int16_t cospi_25_64 = 5520; +static int16_t cospi_26_64 = 4756; +static int16_t cospi_27_64 = 3981; +static int16_t cospi_28_64 = 3196; +static int16_t cospi_29_64 = 2404; +static int16_t cospi_30_64 = 1606; +static int16_t cospi_31_64 = 804; + +#define LOAD_FROM_TRANSPOSED(prev, first, second) \ + q14s16 = vld1q_s16(trans_buf + first * 8); \ + q13s16 = vld1q_s16(trans_buf + second * 8); + +#define LOAD_FROM_OUTPUT(prev, first, second, qA, qB) \ + qA = vld1q_s16(out + first * 32); \ + qB = vld1q_s16(out + second * 32); + +#define STORE_IN_OUTPUT(prev, first, second, qA, qB) \ + vst1q_s16(out + first * 32, qA); \ + vst1q_s16(out + second * 32, qB); + +#define STORE_COMBINE_CENTER_RESULTS(r10, r9) \ + __STORE_COMBINE_CENTER_RESULTS(r10, r9, stride, \ + q6s16, q7s16, q8s16, q9s16); +static INLINE void __STORE_COMBINE_CENTER_RESULTS( + uint8_t *p1, + uint8_t *p2, + int stride, + int16x8_t q6s16, + int16x8_t q7s16, + int16x8_t q8s16, + int16x8_t q9s16) { + int16x4_t d8s16, d9s16, d10s16, d11s16; + + d8s16 = vld1_s16((int16_t *)p1); + p1 += stride; + d11s16 = vld1_s16((int16_t *)p2); + p2 -= stride; + d9s16 = vld1_s16((int16_t *)p1); + d10s16 = vld1_s16((int16_t *)p2); + + q7s16 = vrshrq_n_s16(q7s16, 6); + q8s16 = vrshrq_n_s16(q8s16, 6); + q9s16 = vrshrq_n_s16(q9s16, 6); + q6s16 = vrshrq_n_s16(q6s16, 6); + + q7s16 = vreinterpretq_s16_u16(vaddw_u8(vreinterpretq_u16_s16(q7s16), + vreinterpret_u8_s16(d9s16))); + q8s16 = vreinterpretq_s16_u16(vaddw_u8(vreinterpretq_u16_s16(q8s16), + vreinterpret_u8_s16(d10s16))); + q9s16 = vreinterpretq_s16_u16(vaddw_u8(vreinterpretq_u16_s16(q9s16), + vreinterpret_u8_s16(d11s16))); + q6s16 = vreinterpretq_s16_u16(vaddw_u8(vreinterpretq_u16_s16(q6s16), + vreinterpret_u8_s16(d8s16))); + + d9s16 = vreinterpret_s16_u8(vqmovun_s16(q7s16)); + d10s16 = vreinterpret_s16_u8(vqmovun_s16(q8s16)); + d11s16 = vreinterpret_s16_u8(vqmovun_s16(q9s16)); + d8s16 = vreinterpret_s16_u8(vqmovun_s16(q6s16)); + + vst1_s16((int16_t *)p1, d9s16); + p1 -= stride; + vst1_s16((int16_t *)p2, d10s16); + p2 += stride; + vst1_s16((int16_t *)p1, d8s16); + vst1_s16((int16_t *)p2, d11s16); + return; +} + +#define STORE_COMBINE_EXTREME_RESULTS(r7, r6); \ + __STORE_COMBINE_EXTREME_RESULTS(r7, r6, stride, \ + q4s16, q5s16, q6s16, q7s16); +static INLINE void __STORE_COMBINE_EXTREME_RESULTS( + uint8_t *p1, + uint8_t *p2, + int stride, + int16x8_t q4s16, + int16x8_t q5s16, + int16x8_t q6s16, + int16x8_t q7s16) { + int16x4_t d4s16, d5s16, d6s16, d7s16; + + d4s16 = vld1_s16((int16_t *)p1); + p1 += stride; + d7s16 = vld1_s16((int16_t *)p2); + p2 -= stride; + d5s16 = vld1_s16((int16_t *)p1); + d6s16 = vld1_s16((int16_t *)p2); + + q5s16 = vrshrq_n_s16(q5s16, 6); + q6s16 = vrshrq_n_s16(q6s16, 6); + q7s16 = vrshrq_n_s16(q7s16, 6); + q4s16 = vrshrq_n_s16(q4s16, 6); + + q5s16 = vreinterpretq_s16_u16(vaddw_u8(vreinterpretq_u16_s16(q5s16), + vreinterpret_u8_s16(d5s16))); + q6s16 = vreinterpretq_s16_u16(vaddw_u8(vreinterpretq_u16_s16(q6s16), + vreinterpret_u8_s16(d6s16))); + q7s16 = vreinterpretq_s16_u16(vaddw_u8(vreinterpretq_u16_s16(q7s16), + vreinterpret_u8_s16(d7s16))); + q4s16 = vreinterpretq_s16_u16(vaddw_u8(vreinterpretq_u16_s16(q4s16), + vreinterpret_u8_s16(d4s16))); + + d5s16 = vreinterpret_s16_u8(vqmovun_s16(q5s16)); + d6s16 = vreinterpret_s16_u8(vqmovun_s16(q6s16)); + d7s16 = vreinterpret_s16_u8(vqmovun_s16(q7s16)); + d4s16 = vreinterpret_s16_u8(vqmovun_s16(q4s16)); + + vst1_s16((int16_t *)p1, d5s16); + p1 -= stride; + vst1_s16((int16_t *)p2, d6s16); + p2 += stride; + vst1_s16((int16_t *)p2, d7s16); + vst1_s16((int16_t *)p1, d4s16); + return; +} + +#define DO_BUTTERFLY_STD(const_1, const_2, qA, qB) \ + DO_BUTTERFLY(q14s16, q13s16, const_1, const_2, qA, qB); +static INLINE void DO_BUTTERFLY( + int16x8_t q14s16, + int16x8_t q13s16, + int16_t first_const, + int16_t second_const, + int16x8_t *qAs16, + int16x8_t *qBs16) { + int16x4_t d30s16, d31s16; + int32x4_t q8s32, q9s32, q10s32, q11s32, q12s32, q15s32; + int16x4_t dCs16, dDs16, dAs16, dBs16; + + dCs16 = vget_low_s16(q14s16); + dDs16 = vget_high_s16(q14s16); + dAs16 = vget_low_s16(q13s16); + dBs16 = vget_high_s16(q13s16); + + d30s16 = vdup_n_s16(first_const); + d31s16 = vdup_n_s16(second_const); + + q8s32 = vmull_s16(dCs16, d30s16); + q10s32 = vmull_s16(dAs16, d31s16); + q9s32 = vmull_s16(dDs16, d30s16); + q11s32 = vmull_s16(dBs16, d31s16); + q12s32 = vmull_s16(dCs16, d31s16); + + q8s32 = vsubq_s32(q8s32, q10s32); + q9s32 = vsubq_s32(q9s32, q11s32); + + q10s32 = vmull_s16(dDs16, d31s16); + q11s32 = vmull_s16(dAs16, d30s16); + q15s32 = vmull_s16(dBs16, d30s16); + + q11s32 = vaddq_s32(q12s32, q11s32); + q10s32 = vaddq_s32(q10s32, q15s32); + + *qAs16 = vcombine_s16(vqrshrn_n_s32(q8s32, 14), + vqrshrn_n_s32(q9s32, 14)); + *qBs16 = vcombine_s16(vqrshrn_n_s32(q11s32, 14), + vqrshrn_n_s32(q10s32, 14)); + return; +} + +static INLINE void idct32_transpose_pair( + int16_t *input, + int16_t *t_buf) { + int16_t *in; + int i; + const int stride = 32; + int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16, d22s16, d23s16; + int16x4_t d24s16, d25s16, d26s16, d27s16, d28s16, d29s16, d30s16, d31s16; + int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16, q13s16, q14s16, q15s16; + int32x4x2_t q0x2s32, q1x2s32, q2x2s32, q3x2s32; + int16x8x2_t q0x2s16, q1x2s16, q2x2s16, q3x2s16; + + for (i = 0; i < 4; i++, input += 8) { + in = input; + q8s16 = vld1q_s16(in); + in += stride; + q9s16 = vld1q_s16(in); + in += stride; + q10s16 = vld1q_s16(in); + in += stride; + q11s16 = vld1q_s16(in); + in += stride; + q12s16 = vld1q_s16(in); + in += stride; + q13s16 = vld1q_s16(in); + in += stride; + q14s16 = vld1q_s16(in); + in += stride; + q15s16 = vld1q_s16(in); + + d16s16 = vget_low_s16(q8s16); + d17s16 = vget_high_s16(q8s16); + d18s16 = vget_low_s16(q9s16); + d19s16 = vget_high_s16(q9s16); + d20s16 = vget_low_s16(q10s16); + d21s16 = vget_high_s16(q10s16); + d22s16 = vget_low_s16(q11s16); + d23s16 = vget_high_s16(q11s16); + d24s16 = vget_low_s16(q12s16); + d25s16 = vget_high_s16(q12s16); + d26s16 = vget_low_s16(q13s16); + d27s16 = vget_high_s16(q13s16); + d28s16 = vget_low_s16(q14s16); + d29s16 = vget_high_s16(q14s16); + d30s16 = vget_low_s16(q15s16); + d31s16 = vget_high_s16(q15s16); + + q8s16 = vcombine_s16(d16s16, d24s16); // vswp d17, d24 + q9s16 = vcombine_s16(d18s16, d26s16); // vswp d19, d26 + q10s16 = vcombine_s16(d20s16, d28s16); // vswp d21, d28 + q11s16 = vcombine_s16(d22s16, d30s16); // vswp d23, d30 + q12s16 = vcombine_s16(d17s16, d25s16); + q13s16 = vcombine_s16(d19s16, d27s16); + q14s16 = vcombine_s16(d21s16, d29s16); + q15s16 = vcombine_s16(d23s16, d31s16); + + q0x2s32 = vtrnq_s32(vreinterpretq_s32_s16(q8s16), + vreinterpretq_s32_s16(q10s16)); + q1x2s32 = vtrnq_s32(vreinterpretq_s32_s16(q9s16), + vreinterpretq_s32_s16(q11s16)); + q2x2s32 = vtrnq_s32(vreinterpretq_s32_s16(q12s16), + vreinterpretq_s32_s16(q14s16)); + q3x2s32 = vtrnq_s32(vreinterpretq_s32_s16(q13s16), + vreinterpretq_s32_s16(q15s16)); + + q0x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q0x2s32.val[0]), // q8 + vreinterpretq_s16_s32(q1x2s32.val[0])); // q9 + q1x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q0x2s32.val[1]), // q10 + vreinterpretq_s16_s32(q1x2s32.val[1])); // q11 + q2x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q2x2s32.val[0]), // q12 + vreinterpretq_s16_s32(q3x2s32.val[0])); // q13 + q3x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q2x2s32.val[1]), // q14 + vreinterpretq_s16_s32(q3x2s32.val[1])); // q15 + + vst1q_s16(t_buf, q0x2s16.val[0]); + t_buf += 8; + vst1q_s16(t_buf, q0x2s16.val[1]); + t_buf += 8; + vst1q_s16(t_buf, q1x2s16.val[0]); + t_buf += 8; + vst1q_s16(t_buf, q1x2s16.val[1]); + t_buf += 8; + vst1q_s16(t_buf, q2x2s16.val[0]); + t_buf += 8; + vst1q_s16(t_buf, q2x2s16.val[1]); + t_buf += 8; + vst1q_s16(t_buf, q3x2s16.val[0]); + t_buf += 8; + vst1q_s16(t_buf, q3x2s16.val[1]); + t_buf += 8; + } + return; +} + +static INLINE void idct32_bands_end_1st_pass( + int16_t *out, + int16x8_t q2s16, + int16x8_t q3s16, + int16x8_t q6s16, + int16x8_t q7s16, + int16x8_t q8s16, + int16x8_t q9s16, + int16x8_t q10s16, + int16x8_t q11s16, + int16x8_t q12s16, + int16x8_t q13s16, + int16x8_t q14s16, + int16x8_t q15s16) { + int16x8_t q0s16, q1s16, q4s16, q5s16; + + STORE_IN_OUTPUT(17, 16, 17, q6s16, q7s16); + STORE_IN_OUTPUT(17, 14, 15, q8s16, q9s16); + + LOAD_FROM_OUTPUT(15, 30, 31, q0s16, q1s16); + q4s16 = vaddq_s16(q2s16, q1s16); + q5s16 = vaddq_s16(q3s16, q0s16); + q6s16 = vsubq_s16(q3s16, q0s16); + q7s16 = vsubq_s16(q2s16, q1s16); + STORE_IN_OUTPUT(31, 30, 31, q6s16, q7s16); + STORE_IN_OUTPUT(31, 0, 1, q4s16, q5s16); + + LOAD_FROM_OUTPUT(1, 12, 13, q0s16, q1s16); + q2s16 = vaddq_s16(q10s16, q1s16); + q3s16 = vaddq_s16(q11s16, q0s16); + q4s16 = vsubq_s16(q11s16, q0s16); + q5s16 = vsubq_s16(q10s16, q1s16); + + LOAD_FROM_OUTPUT(13, 18, 19, q0s16, q1s16); + q8s16 = vaddq_s16(q4s16, q1s16); + q9s16 = vaddq_s16(q5s16, q0s16); + q6s16 = vsubq_s16(q5s16, q0s16); + q7s16 = vsubq_s16(q4s16, q1s16); + STORE_IN_OUTPUT(19, 18, 19, q6s16, q7s16); + STORE_IN_OUTPUT(19, 12, 13, q8s16, q9s16); + + LOAD_FROM_OUTPUT(13, 28, 29, q0s16, q1s16); + q4s16 = vaddq_s16(q2s16, q1s16); + q5s16 = vaddq_s16(q3s16, q0s16); + q6s16 = vsubq_s16(q3s16, q0s16); + q7s16 = vsubq_s16(q2s16, q1s16); + STORE_IN_OUTPUT(29, 28, 29, q6s16, q7s16); + STORE_IN_OUTPUT(29, 2, 3, q4s16, q5s16); + + LOAD_FROM_OUTPUT(3, 10, 11, q0s16, q1s16); + q2s16 = vaddq_s16(q12s16, q1s16); + q3s16 = vaddq_s16(q13s16, q0s16); + q4s16 = vsubq_s16(q13s16, q0s16); + q5s16 = vsubq_s16(q12s16, q1s16); + + LOAD_FROM_OUTPUT(11, 20, 21, q0s16, q1s16); + q8s16 = vaddq_s16(q4s16, q1s16); + q9s16 = vaddq_s16(q5s16, q0s16); + q6s16 = vsubq_s16(q5s16, q0s16); + q7s16 = vsubq_s16(q4s16, q1s16); + STORE_IN_OUTPUT(21, 20, 21, q6s16, q7s16); + STORE_IN_OUTPUT(21, 10, 11, q8s16, q9s16); + + LOAD_FROM_OUTPUT(11, 26, 27, q0s16, q1s16); + q4s16 = vaddq_s16(q2s16, q1s16); + q5s16 = vaddq_s16(q3s16, q0s16); + q6s16 = vsubq_s16(q3s16, q0s16); + q7s16 = vsubq_s16(q2s16, q1s16); + STORE_IN_OUTPUT(27, 26, 27, q6s16, q7s16); + STORE_IN_OUTPUT(27, 4, 5, q4s16, q5s16); + + LOAD_FROM_OUTPUT(5, 8, 9, q0s16, q1s16); + q2s16 = vaddq_s16(q14s16, q1s16); + q3s16 = vaddq_s16(q15s16, q0s16); + q4s16 = vsubq_s16(q15s16, q0s16); + q5s16 = vsubq_s16(q14s16, q1s16); + + LOAD_FROM_OUTPUT(9, 22, 23, q0s16, q1s16); + q8s16 = vaddq_s16(q4s16, q1s16); + q9s16 = vaddq_s16(q5s16, q0s16); + q6s16 = vsubq_s16(q5s16, q0s16); + q7s16 = vsubq_s16(q4s16, q1s16); + STORE_IN_OUTPUT(23, 22, 23, q6s16, q7s16); + STORE_IN_OUTPUT(23, 8, 9, q8s16, q9s16); + + LOAD_FROM_OUTPUT(9, 24, 25, q0s16, q1s16); + q4s16 = vaddq_s16(q2s16, q1s16); + q5s16 = vaddq_s16(q3s16, q0s16); + q6s16 = vsubq_s16(q3s16, q0s16); + q7s16 = vsubq_s16(q2s16, q1s16); + STORE_IN_OUTPUT(25, 24, 25, q6s16, q7s16); + STORE_IN_OUTPUT(25, 6, 7, q4s16, q5s16); + return; +} + +static INLINE void idct32_bands_end_2nd_pass( + int16_t *out, + uint8_t *dest, + int stride, + int16x8_t q2s16, + int16x8_t q3s16, + int16x8_t q6s16, + int16x8_t q7s16, + int16x8_t q8s16, + int16x8_t q9s16, + int16x8_t q10s16, + int16x8_t q11s16, + int16x8_t q12s16, + int16x8_t q13s16, + int16x8_t q14s16, + int16x8_t q15s16) { + uint8_t *r6 = dest + 31 * stride; + uint8_t *r7 = dest/* + 0 * stride*/; + uint8_t *r9 = dest + 15 * stride; + uint8_t *r10 = dest + 16 * stride; + int str2 = stride << 1; + int16x8_t q0s16, q1s16, q4s16, q5s16; + + STORE_COMBINE_CENTER_RESULTS(r10, r9); + r10 += str2; r9 -= str2; + + LOAD_FROM_OUTPUT(17, 30, 31, q0s16, q1s16) + q4s16 = vaddq_s16(q2s16, q1s16); + q5s16 = vaddq_s16(q3s16, q0s16); + q6s16 = vsubq_s16(q3s16, q0s16); + q7s16 = vsubq_s16(q2s16, q1s16); + STORE_COMBINE_EXTREME_RESULTS(r7, r6); + r7 += str2; r6 -= str2; + + LOAD_FROM_OUTPUT(31, 12, 13, q0s16, q1s16) + q2s16 = vaddq_s16(q10s16, q1s16); + q3s16 = vaddq_s16(q11s16, q0s16); + q4s16 = vsubq_s16(q11s16, q0s16); + q5s16 = vsubq_s16(q10s16, q1s16); + + LOAD_FROM_OUTPUT(13, 18, 19, q0s16, q1s16) + q8s16 = vaddq_s16(q4s16, q1s16); + q9s16 = vaddq_s16(q5s16, q0s16); + q6s16 = vsubq_s16(q5s16, q0s16); + q7s16 = vsubq_s16(q4s16, q1s16); + STORE_COMBINE_CENTER_RESULTS(r10, r9); + r10 += str2; r9 -= str2; + + LOAD_FROM_OUTPUT(19, 28, 29, q0s16, q1s16) + q4s16 = vaddq_s16(q2s16, q1s16); + q5s16 = vaddq_s16(q3s16, q0s16); + q6s16 = vsubq_s16(q3s16, q0s16); + q7s16 = vsubq_s16(q2s16, q1s16); + STORE_COMBINE_EXTREME_RESULTS(r7, r6); + r7 += str2; r6 -= str2; + + LOAD_FROM_OUTPUT(29, 10, 11, q0s16, q1s16) + q2s16 = vaddq_s16(q12s16, q1s16); + q3s16 = vaddq_s16(q13s16, q0s16); + q4s16 = vsubq_s16(q13s16, q0s16); + q5s16 = vsubq_s16(q12s16, q1s16); + + LOAD_FROM_OUTPUT(11, 20, 21, q0s16, q1s16) + q8s16 = vaddq_s16(q4s16, q1s16); + q9s16 = vaddq_s16(q5s16, q0s16); + q6s16 = vsubq_s16(q5s16, q0s16); + q7s16 = vsubq_s16(q4s16, q1s16); + STORE_COMBINE_CENTER_RESULTS(r10, r9); + r10 += str2; r9 -= str2; + + LOAD_FROM_OUTPUT(21, 26, 27, q0s16, q1s16) + q4s16 = vaddq_s16(q2s16, q1s16); + q5s16 = vaddq_s16(q3s16, q0s16); + q6s16 = vsubq_s16(q3s16, q0s16); + q7s16 = vsubq_s16(q2s16, q1s16); + STORE_COMBINE_EXTREME_RESULTS(r7, r6); + r7 += str2; r6 -= str2; + + LOAD_FROM_OUTPUT(27, 8, 9, q0s16, q1s16) + q2s16 = vaddq_s16(q14s16, q1s16); + q3s16 = vaddq_s16(q15s16, q0s16); + q4s16 = vsubq_s16(q15s16, q0s16); + q5s16 = vsubq_s16(q14s16, q1s16); + + LOAD_FROM_OUTPUT(9, 22, 23, q0s16, q1s16) + q8s16 = vaddq_s16(q4s16, q1s16); + q9s16 = vaddq_s16(q5s16, q0s16); + q6s16 = vsubq_s16(q5s16, q0s16); + q7s16 = vsubq_s16(q4s16, q1s16); + STORE_COMBINE_CENTER_RESULTS(r10, r9); + + LOAD_FROM_OUTPUT(23, 24, 25, q0s16, q1s16) + q4s16 = vaddq_s16(q2s16, q1s16); + q5s16 = vaddq_s16(q3s16, q0s16); + q6s16 = vsubq_s16(q3s16, q0s16); + q7s16 = vsubq_s16(q2s16, q1s16); + STORE_COMBINE_EXTREME_RESULTS(r7, r6); + return; +} + +void vp9_idct32x32_1024_add_neon( + int16_t *input, + uint8_t *dest, + int stride) { + int i, idct32_pass_loop; + int16_t trans_buf[32 * 8]; + int16_t pass1[32 * 32]; + int16_t pass2[32 * 32]; + int16_t *out; + int16x8_t q0s16, q1s16, q2s16, q3s16, q4s16, q5s16, q6s16, q7s16; + int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16, q13s16, q14s16, q15s16; + + for (idct32_pass_loop = 0, out = pass1; + idct32_pass_loop < 2; + idct32_pass_loop++, + input = pass1, // the input of pass2 is the result of pass1 + out = pass2) { + for (i = 0; + i < 4; i++, + input += 32 * 8, out += 8) { // idct32_bands_loop + idct32_transpose_pair(input, trans_buf); + + // ----------------------------------------- + // BLOCK A: 16-19,28-31 + // ----------------------------------------- + // generate 16,17,30,31 + // part of stage 1 + LOAD_FROM_TRANSPOSED(0, 1, 31) + DO_BUTTERFLY_STD(cospi_31_64, cospi_1_64, &q0s16, &q2s16) + LOAD_FROM_TRANSPOSED(31, 17, 15) + DO_BUTTERFLY_STD(cospi_15_64, cospi_17_64, &q1s16, &q3s16) + // part of stage 2 + q4s16 = vaddq_s16(q0s16, q1s16); + q13s16 = vsubq_s16(q0s16, q1s16); + q6s16 = vaddq_s16(q2s16, q3s16); + q14s16 = vsubq_s16(q2s16, q3s16); + // part of stage 3 + DO_BUTTERFLY_STD(cospi_28_64, cospi_4_64, &q5s16, &q7s16) + + // generate 18,19,28,29 + // part of stage 1 + LOAD_FROM_TRANSPOSED(15, 9, 23) + DO_BUTTERFLY_STD(cospi_23_64, cospi_9_64, &q0s16, &q2s16) + LOAD_FROM_TRANSPOSED(23, 25, 7) + DO_BUTTERFLY_STD(cospi_7_64, cospi_25_64, &q1s16, &q3s16) + // part of stage 2 + q13s16 = vsubq_s16(q3s16, q2s16); + q3s16 = vaddq_s16(q3s16, q2s16); + q14s16 = vsubq_s16(q1s16, q0s16); + q2s16 = vaddq_s16(q1s16, q0s16); + // part of stage 3 + DO_BUTTERFLY_STD(-cospi_4_64, -cospi_28_64, &q1s16, &q0s16) + // part of stage 4 + q8s16 = vaddq_s16(q4s16, q2s16); + q9s16 = vaddq_s16(q5s16, q0s16); + q10s16 = vaddq_s16(q7s16, q1s16); + q15s16 = vaddq_s16(q6s16, q3s16); + q13s16 = vsubq_s16(q5s16, q0s16); + q14s16 = vsubq_s16(q7s16, q1s16); + STORE_IN_OUTPUT(0, 16, 31, q8s16, q15s16) + STORE_IN_OUTPUT(31, 17, 30, q9s16, q10s16) + // part of stage 5 + DO_BUTTERFLY_STD(cospi_24_64, cospi_8_64, &q0s16, &q1s16) + STORE_IN_OUTPUT(30, 29, 18, q1s16, q0s16) + // part of stage 4 + q13s16 = vsubq_s16(q4s16, q2s16); + q14s16 = vsubq_s16(q6s16, q3s16); + // part of stage 5 + DO_BUTTERFLY_STD(cospi_24_64, cospi_8_64, &q4s16, &q6s16) + STORE_IN_OUTPUT(18, 19, 28, q4s16, q6s16) + + // ----------------------------------------- + // BLOCK B: 20-23,24-27 + // ----------------------------------------- + // generate 20,21,26,27 + // part of stage 1 + LOAD_FROM_TRANSPOSED(7, 5, 27) + DO_BUTTERFLY_STD(cospi_27_64, cospi_5_64, &q0s16, &q2s16) + LOAD_FROM_TRANSPOSED(27, 21, 11) + DO_BUTTERFLY_STD(cospi_11_64, cospi_21_64, &q1s16, &q3s16) + // part of stage 2 + q13s16 = vsubq_s16(q0s16, q1s16); + q0s16 = vaddq_s16(q0s16, q1s16); + q14s16 = vsubq_s16(q2s16, q3s16); + q2s16 = vaddq_s16(q2s16, q3s16); + // part of stage 3 + DO_BUTTERFLY_STD(cospi_12_64, cospi_20_64, &q1s16, &q3s16) + + // generate 22,23,24,25 + // part of stage 1 + LOAD_FROM_TRANSPOSED(11, 13, 19) + DO_BUTTERFLY_STD(cospi_19_64, cospi_13_64, &q5s16, &q7s16) + LOAD_FROM_TRANSPOSED(19, 29, 3) + DO_BUTTERFLY_STD(cospi_3_64, cospi_29_64, &q4s16, &q6s16) + // part of stage 2 + q14s16 = vsubq_s16(q4s16, q5s16); + q5s16 = vaddq_s16(q4s16, q5s16); + q13s16 = vsubq_s16(q6s16, q7s16); + q6s16 = vaddq_s16(q6s16, q7s16); + // part of stage 3 + DO_BUTTERFLY_STD(-cospi_20_64, -cospi_12_64, &q4s16, &q7s16) + // part of stage 4 + q10s16 = vaddq_s16(q7s16, q1s16); + q11s16 = vaddq_s16(q5s16, q0s16); + q12s16 = vaddq_s16(q6s16, q2s16); + q15s16 = vaddq_s16(q4s16, q3s16); + // part of stage 6 + LOAD_FROM_OUTPUT(28, 16, 17, q14s16, q13s16) + q8s16 = vaddq_s16(q14s16, q11s16); + q9s16 = vaddq_s16(q13s16, q10s16); + q13s16 = vsubq_s16(q13s16, q10s16); + q11s16 = vsubq_s16(q14s16, q11s16); + STORE_IN_OUTPUT(17, 17, 16, q9s16, q8s16) + LOAD_FROM_OUTPUT(16, 30, 31, q14s16, q9s16) + q8s16 = vsubq_s16(q9s16, q12s16); + q10s16 = vaddq_s16(q14s16, q15s16); + q14s16 = vsubq_s16(q14s16, q15s16); + q12s16 = vaddq_s16(q9s16, q12s16); + STORE_IN_OUTPUT(31, 30, 31, q10s16, q12s16) + // part of stage 7 + DO_BUTTERFLY_STD(cospi_16_64, cospi_16_64, &q13s16, &q14s16) + STORE_IN_OUTPUT(31, 25, 22, q14s16, q13s16) + q13s16 = q11s16; + q14s16 = q8s16; + DO_BUTTERFLY_STD(cospi_16_64, cospi_16_64, &q13s16, &q14s16) + STORE_IN_OUTPUT(22, 24, 23, q14s16, q13s16) + // part of stage 4 + q14s16 = vsubq_s16(q5s16, q0s16); + q13s16 = vsubq_s16(q6s16, q2s16); + DO_BUTTERFLY_STD(-cospi_8_64, -cospi_24_64, &q5s16, &q6s16); + q14s16 = vsubq_s16(q7s16, q1s16); + q13s16 = vsubq_s16(q4s16, q3s16); + DO_BUTTERFLY_STD(-cospi_8_64, -cospi_24_64, &q0s16, &q1s16); + // part of stage 6 + LOAD_FROM_OUTPUT(23, 18, 19, q14s16, q13s16) + q8s16 = vaddq_s16(q14s16, q1s16); + q9s16 = vaddq_s16(q13s16, q6s16); + q13s16 = vsubq_s16(q13s16, q6s16); + q1s16 = vsubq_s16(q14s16, q1s16); + STORE_IN_OUTPUT(19, 18, 19, q8s16, q9s16) + LOAD_FROM_OUTPUT(19, 28, 29, q8s16, q9s16) + q14s16 = vsubq_s16(q8s16, q5s16); + q10s16 = vaddq_s16(q8s16, q5s16); + q11s16 = vaddq_s16(q9s16, q0s16); + q0s16 = vsubq_s16(q9s16, q0s16); + STORE_IN_OUTPUT(29, 28, 29, q10s16, q11s16) + // part of stage 7 + DO_BUTTERFLY_STD(cospi_16_64, cospi_16_64, &q13s16, &q14s16) + STORE_IN_OUTPUT(29, 20, 27, q13s16, q14s16) + DO_BUTTERFLY(q0s16, q1s16, cospi_16_64, cospi_16_64, + &q1s16, &q0s16); + STORE_IN_OUTPUT(27, 21, 26, q1s16, q0s16) + + // ----------------------------------------- + // BLOCK C: 8-10,11-15 + // ----------------------------------------- + // generate 8,9,14,15 + // part of stage 2 + LOAD_FROM_TRANSPOSED(3, 2, 30) + DO_BUTTERFLY_STD(cospi_30_64, cospi_2_64, &q0s16, &q2s16) + LOAD_FROM_TRANSPOSED(30, 18, 14) + DO_BUTTERFLY_STD(cospi_14_64, cospi_18_64, &q1s16, &q3s16) + // part of stage 3 + q13s16 = vsubq_s16(q0s16, q1s16); + q0s16 = vaddq_s16(q0s16, q1s16); + q14s16 = vsubq_s16(q2s16, q3s16); + q2s16 = vaddq_s16(q2s16, q3s16); + // part of stage 4 + DO_BUTTERFLY_STD(cospi_24_64, cospi_8_64, &q1s16, &q3s16) + + // generate 10,11,12,13 + // part of stage 2 + LOAD_FROM_TRANSPOSED(14, 10, 22) + DO_BUTTERFLY_STD(cospi_22_64, cospi_10_64, &q5s16, &q7s16) + LOAD_FROM_TRANSPOSED(22, 26, 6) + DO_BUTTERFLY_STD(cospi_6_64, cospi_26_64, &q4s16, &q6s16) + // part of stage 3 + q14s16 = vsubq_s16(q4s16, q5s16); + q5s16 = vaddq_s16(q4s16, q5s16); + q13s16 = vsubq_s16(q6s16, q7s16); + q6s16 = vaddq_s16(q6s16, q7s16); + // part of stage 4 + DO_BUTTERFLY_STD(-cospi_8_64, -cospi_24_64, &q4s16, &q7s16) + // part of stage 5 + q8s16 = vaddq_s16(q0s16, q5s16); + q9s16 = vaddq_s16(q1s16, q7s16); + q13s16 = vsubq_s16(q1s16, q7s16); + q14s16 = vsubq_s16(q3s16, q4s16); + q10s16 = vaddq_s16(q3s16, q4s16); + q15s16 = vaddq_s16(q2s16, q6s16); + STORE_IN_OUTPUT(26, 8, 15, q8s16, q15s16) + STORE_IN_OUTPUT(15, 9, 14, q9s16, q10s16) + // part of stage 6 + DO_BUTTERFLY_STD(cospi_16_64, cospi_16_64, &q1s16, &q3s16) + STORE_IN_OUTPUT(14, 13, 10, q3s16, q1s16) + q13s16 = vsubq_s16(q0s16, q5s16); + q14s16 = vsubq_s16(q2s16, q6s16); + DO_BUTTERFLY_STD(cospi_16_64, cospi_16_64, &q1s16, &q3s16) + STORE_IN_OUTPUT(10, 11, 12, q1s16, q3s16) + + // ----------------------------------------- + // BLOCK D: 0-3,4-7 + // ----------------------------------------- + // generate 4,5,6,7 + // part of stage 3 + LOAD_FROM_TRANSPOSED(6, 4, 28) + DO_BUTTERFLY_STD(cospi_28_64, cospi_4_64, &q0s16, &q2s16) + LOAD_FROM_TRANSPOSED(28, 20, 12) + DO_BUTTERFLY_STD(cospi_12_64, cospi_20_64, &q1s16, &q3s16) + // part of stage 4 + q13s16 = vsubq_s16(q0s16, q1s16); + q0s16 = vaddq_s16(q0s16, q1s16); + q14s16 = vsubq_s16(q2s16, q3s16); + q2s16 = vaddq_s16(q2s16, q3s16); + // part of stage 5 + DO_BUTTERFLY_STD(cospi_16_64, cospi_16_64, &q1s16, &q3s16) + + // generate 0,1,2,3 + // part of stage 4 + LOAD_FROM_TRANSPOSED(12, 0, 16) + DO_BUTTERFLY_STD(cospi_16_64, cospi_16_64, &q5s16, &q7s16) + LOAD_FROM_TRANSPOSED(16, 8, 24) + DO_BUTTERFLY_STD(cospi_24_64, cospi_8_64, &q14s16, &q6s16) + // part of stage 5 + q4s16 = vaddq_s16(q7s16, q6s16); + q7s16 = vsubq_s16(q7s16, q6s16); + q6s16 = vsubq_s16(q5s16, q14s16); + q5s16 = vaddq_s16(q5s16, q14s16); + // part of stage 6 + q8s16 = vaddq_s16(q4s16, q2s16); + q9s16 = vaddq_s16(q5s16, q3s16); + q10s16 = vaddq_s16(q6s16, q1s16); + q11s16 = vaddq_s16(q7s16, q0s16); + q12s16 = vsubq_s16(q7s16, q0s16); + q13s16 = vsubq_s16(q6s16, q1s16); + q14s16 = vsubq_s16(q5s16, q3s16); + q15s16 = vsubq_s16(q4s16, q2s16); + // part of stage 7 + LOAD_FROM_OUTPUT(12, 14, 15, q0s16, q1s16) + q2s16 = vaddq_s16(q8s16, q1s16); + q3s16 = vaddq_s16(q9s16, q0s16); + q4s16 = vsubq_s16(q9s16, q0s16); + q5s16 = vsubq_s16(q8s16, q1s16); + LOAD_FROM_OUTPUT(15, 16, 17, q0s16, q1s16) + q8s16 = vaddq_s16(q4s16, q1s16); + q9s16 = vaddq_s16(q5s16, q0s16); + q6s16 = vsubq_s16(q5s16, q0s16); + q7s16 = vsubq_s16(q4s16, q1s16); + + if (idct32_pass_loop == 0) { + idct32_bands_end_1st_pass(out, + q2s16, q3s16, q6s16, q7s16, q8s16, q9s16, + q10s16, q11s16, q12s16, q13s16, q14s16, q15s16); + } else { + idct32_bands_end_2nd_pass(out, dest, stride, + q2s16, q3s16, q6s16, q7s16, q8s16, q9s16, + q10s16, q11s16, q12s16, q13s16, q14s16, q15s16); + dest += 8; + } + } + } + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct32x32_add_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_idct32x32_add_neon_asm.asm new file mode 100644 index 000000000..72e933eee --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct32x32_add_neon_asm.asm @@ -0,0 +1,1299 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + +;TODO(cd): adjust these constant to be able to use vqdmulh for faster +; dct_const_round_shift(a * b) within butterfly calculations. +cospi_1_64 EQU 16364 +cospi_2_64 EQU 16305 +cospi_3_64 EQU 16207 +cospi_4_64 EQU 16069 +cospi_5_64 EQU 15893 +cospi_6_64 EQU 15679 +cospi_7_64 EQU 15426 +cospi_8_64 EQU 15137 +cospi_9_64 EQU 14811 +cospi_10_64 EQU 14449 +cospi_11_64 EQU 14053 +cospi_12_64 EQU 13623 +cospi_13_64 EQU 13160 +cospi_14_64 EQU 12665 +cospi_15_64 EQU 12140 +cospi_16_64 EQU 11585 +cospi_17_64 EQU 11003 +cospi_18_64 EQU 10394 +cospi_19_64 EQU 9760 +cospi_20_64 EQU 9102 +cospi_21_64 EQU 8423 +cospi_22_64 EQU 7723 +cospi_23_64 EQU 7005 +cospi_24_64 EQU 6270 +cospi_25_64 EQU 5520 +cospi_26_64 EQU 4756 +cospi_27_64 EQU 3981 +cospi_28_64 EQU 3196 +cospi_29_64 EQU 2404 +cospi_30_64 EQU 1606 +cospi_31_64 EQU 804 + + + EXPORT |vp9_idct32x32_1024_add_neon| + ARM + REQUIRE8 + PRESERVE8 + + AREA ||.text||, CODE, READONLY, ALIGN=2 + + AREA Block, CODE, READONLY + + ; -------------------------------------------------------------------------- + ; Load from transposed_buffer + ; q13 = transposed_buffer[first_offset] + ; q14 = transposed_buffer[second_offset] + ; for proper address calculation, the last offset used when manipulating + ; transposed_buffer must be passed in. use 0 for first use. + MACRO + LOAD_FROM_TRANSPOSED $prev_offset, $first_offset, $second_offset + ; address calculation with proper stride and loading + add r0, #($first_offset - $prev_offset )*8*2 + vld1.s16 {q14}, [r0] + add r0, #($second_offset - $first_offset)*8*2 + vld1.s16 {q13}, [r0] + ; (used) two registers (q14, q13) + MEND + ; -------------------------------------------------------------------------- + ; Load from output (used as temporary storage) + ; reg1 = output[first_offset] + ; reg2 = output[second_offset] + ; for proper address calculation, the last offset used when manipulating + ; output, whether reading or storing) must be passed in. use 0 for first + ; use. + MACRO + LOAD_FROM_OUTPUT $prev_offset, $first_offset, $second_offset, $reg1, $reg2 + ; address calculation with proper stride and loading + add r1, #($first_offset - $prev_offset )*32*2 + vld1.s16 {$reg1}, [r1] + add r1, #($second_offset - $first_offset)*32*2 + vld1.s16 {$reg2}, [r1] + ; (used) two registers ($reg1, $reg2) + MEND + ; -------------------------------------------------------------------------- + ; Store into output (sometimes as as temporary storage) + ; output[first_offset] = reg1 + ; output[second_offset] = reg2 + ; for proper address calculation, the last offset used when manipulating + ; output, whether reading or storing) must be passed in. use 0 for first + ; use. + MACRO + STORE_IN_OUTPUT $prev_offset, $first_offset, $second_offset, $reg1, $reg2 + ; address calculation with proper stride and storing + add r1, #($first_offset - $prev_offset )*32*2 + vst1.16 {$reg1}, [r1] + add r1, #($second_offset - $first_offset)*32*2 + vst1.16 {$reg2}, [r1] + MEND + ; -------------------------------------------------------------------------- + ; Combine-add results with current destination content + ; q6-q9 contain the results (out[j * 32 + 0-31]) + MACRO + STORE_COMBINE_CENTER_RESULTS + ; load dest[j * dest_stride + 0-31] + vld1.s16 {d8}, [r10], r2 + vld1.s16 {d11}, [r9], r11 + vld1.s16 {d9}, [r10] + vld1.s16 {d10}, [r9] + ; ROUND_POWER_OF_TWO + vrshr.s16 q7, q7, #6 + vrshr.s16 q8, q8, #6 + vrshr.s16 q9, q9, #6 + vrshr.s16 q6, q6, #6 + ; add to dest[j * dest_stride + 0-31] + vaddw.u8 q7, q7, d9 + vaddw.u8 q8, q8, d10 + vaddw.u8 q9, q9, d11 + vaddw.u8 q6, q6, d8 + ; clip pixel + vqmovun.s16 d9, q7 + vqmovun.s16 d10, q8 + vqmovun.s16 d11, q9 + vqmovun.s16 d8, q6 + ; store back into dest[j * dest_stride + 0-31] + vst1.16 {d9}, [r10], r11 + vst1.16 {d10}, [r9], r2 + vst1.16 {d8}, [r10] + vst1.16 {d11}, [r9] + ; update pointers (by dest_stride * 2) + sub r9, r9, r2, lsl #1 + add r10, r10, r2, lsl #1 + MEND + ; -------------------------------------------------------------------------- + ; Combine-add results with current destination content + ; q6-q9 contain the results (out[j * 32 + 0-31]) + MACRO + STORE_COMBINE_CENTER_RESULTS_LAST + ; load dest[j * dest_stride + 0-31] + vld1.s16 {d8}, [r10], r2 + vld1.s16 {d11}, [r9], r11 + vld1.s16 {d9}, [r10] + vld1.s16 {d10}, [r9] + ; ROUND_POWER_OF_TWO + vrshr.s16 q7, q7, #6 + vrshr.s16 q8, q8, #6 + vrshr.s16 q9, q9, #6 + vrshr.s16 q6, q6, #6 + ; add to dest[j * dest_stride + 0-31] + vaddw.u8 q7, q7, d9 + vaddw.u8 q8, q8, d10 + vaddw.u8 q9, q9, d11 + vaddw.u8 q6, q6, d8 + ; clip pixel + vqmovun.s16 d9, q7 + vqmovun.s16 d10, q8 + vqmovun.s16 d11, q9 + vqmovun.s16 d8, q6 + ; store back into dest[j * dest_stride + 0-31] + vst1.16 {d9}, [r10], r11 + vst1.16 {d10}, [r9], r2 + vst1.16 {d8}, [r10]! + vst1.16 {d11}, [r9]! + ; update pointers (by dest_stride * 2) + sub r9, r9, r2, lsl #1 + add r10, r10, r2, lsl #1 + MEND + ; -------------------------------------------------------------------------- + ; Combine-add results with current destination content + ; q4-q7 contain the results (out[j * 32 + 0-31]) + MACRO + STORE_COMBINE_EXTREME_RESULTS + ; load dest[j * dest_stride + 0-31] + vld1.s16 {d4}, [r7], r2 + vld1.s16 {d7}, [r6], r11 + vld1.s16 {d5}, [r7] + vld1.s16 {d6}, [r6] + ; ROUND_POWER_OF_TWO + vrshr.s16 q5, q5, #6 + vrshr.s16 q6, q6, #6 + vrshr.s16 q7, q7, #6 + vrshr.s16 q4, q4, #6 + ; add to dest[j * dest_stride + 0-31] + vaddw.u8 q5, q5, d5 + vaddw.u8 q6, q6, d6 + vaddw.u8 q7, q7, d7 + vaddw.u8 q4, q4, d4 + ; clip pixel + vqmovun.s16 d5, q5 + vqmovun.s16 d6, q6 + vqmovun.s16 d7, q7 + vqmovun.s16 d4, q4 + ; store back into dest[j * dest_stride + 0-31] + vst1.16 {d5}, [r7], r11 + vst1.16 {d6}, [r6], r2 + vst1.16 {d7}, [r6] + vst1.16 {d4}, [r7] + ; update pointers (by dest_stride * 2) + sub r6, r6, r2, lsl #1 + add r7, r7, r2, lsl #1 + MEND + ; -------------------------------------------------------------------------- + ; Combine-add results with current destination content + ; q4-q7 contain the results (out[j * 32 + 0-31]) + MACRO + STORE_COMBINE_EXTREME_RESULTS_LAST + ; load dest[j * dest_stride + 0-31] + vld1.s16 {d4}, [r7], r2 + vld1.s16 {d7}, [r6], r11 + vld1.s16 {d5}, [r7] + vld1.s16 {d6}, [r6] + ; ROUND_POWER_OF_TWO + vrshr.s16 q5, q5, #6 + vrshr.s16 q6, q6, #6 + vrshr.s16 q7, q7, #6 + vrshr.s16 q4, q4, #6 + ; add to dest[j * dest_stride + 0-31] + vaddw.u8 q5, q5, d5 + vaddw.u8 q6, q6, d6 + vaddw.u8 q7, q7, d7 + vaddw.u8 q4, q4, d4 + ; clip pixel + vqmovun.s16 d5, q5 + vqmovun.s16 d6, q6 + vqmovun.s16 d7, q7 + vqmovun.s16 d4, q4 + ; store back into dest[j * dest_stride + 0-31] + vst1.16 {d5}, [r7], r11 + vst1.16 {d6}, [r6], r2 + vst1.16 {d7}, [r6]! + vst1.16 {d4}, [r7]! + ; update pointers (by dest_stride * 2) + sub r6, r6, r2, lsl #1 + add r7, r7, r2, lsl #1 + MEND + ; -------------------------------------------------------------------------- + ; Touches q8-q12, q15 (q13-q14 are preserved) + ; valid output registers are anything but q8-q11 + MACRO + DO_BUTTERFLY $regC, $regD, $regA, $regB, $first_constant, $second_constant, $reg1, $reg2, $reg3, $reg4 + ; TODO(cd): have special case to re-use constants when they are similar for + ; consecutive butterflies + ; TODO(cd): have special case when both constants are the same, do the + ; additions/subtractions before the multiplies. + ; generate the constants + ; generate scalar constants + mov r8, #$first_constant & 0xFF00 + mov r12, #$second_constant & 0xFF00 + add r8, #$first_constant & 0x00FF + add r12, #$second_constant & 0x00FF + ; generate vector constants + vdup.16 d30, r8 + vdup.16 d31, r12 + ; (used) two for inputs (regA-regD), one for constants (q15) + ; do some multiplications (ordered for maximum latency hiding) + vmull.s16 q8, $regC, d30 + vmull.s16 q10, $regA, d31 + vmull.s16 q9, $regD, d30 + vmull.s16 q11, $regB, d31 + vmull.s16 q12, $regC, d31 + ; (used) five for intermediate (q8-q12), one for constants (q15) + ; do some addition/subtractions (to get back two register) + vsub.s32 q8, q8, q10 + vsub.s32 q9, q9, q11 + ; do more multiplications (ordered for maximum latency hiding) + vmull.s16 q10, $regD, d31 + vmull.s16 q11, $regA, d30 + vmull.s16 q15, $regB, d30 + ; (used) six for intermediate (q8-q12, q15) + ; do more addition/subtractions + vadd.s32 q11, q12, q11 + vadd.s32 q10, q10, q15 + ; (used) four for intermediate (q8-q11) + ; dct_const_round_shift + vqrshrn.s32 $reg1, q8, #14 + vqrshrn.s32 $reg2, q9, #14 + vqrshrn.s32 $reg3, q11, #14 + vqrshrn.s32 $reg4, q10, #14 + ; (used) two for results, well four d registers + MEND + ; -------------------------------------------------------------------------- + ; Touches q8-q12, q15 (q13-q14 are preserved) + ; valid output registers are anything but q8-q11 + MACRO + DO_BUTTERFLY_STD $first_constant, $second_constant, $reg1, $reg2, $reg3, $reg4 + DO_BUTTERFLY d28, d29, d26, d27, $first_constant, $second_constant, $reg1, $reg2, $reg3, $reg4 + MEND + ; -------------------------------------------------------------------------- + +;void vp9_idct32x32_1024_add_neon(int16_t *input, uint8_t *dest, int dest_stride); +; +; r0 int16_t *input, +; r1 uint8_t *dest, +; r2 int dest_stride) +; loop counters +; r4 bands loop counter +; r5 pass loop counter +; r8 transpose loop counter +; combine-add pointers +; r6 dest + 31 * dest_stride, descending (30, 29, 28, ...) +; r7 dest + 0 * dest_stride, ascending (1, 2, 3, ...) +; r9 dest + 15 * dest_stride, descending (14, 13, 12, ...) +; r10 dest + 16 * dest_stride, ascending (17, 18, 19, ...) + +|vp9_idct32x32_1024_add_neon| PROC + ; This function does one pass of idct32x32 transform. + ; + ; This is done by transposing the input and then doing a 1d transform on + ; columns. In the first pass, the transposed columns are the original + ; rows. In the second pass, after the transposition, the colums are the + ; original columns. + ; The 1d transform is done by looping over bands of eight columns (the + ; idct32_bands loop). For each band, the transform input transposition + ; is done on demand, one band of four 8x8 matrices at a time. The four + ; matrices are transposed by pairs (the idct32_transpose_pair loop). + push {r4-r11} + vpush {d8-d15} + ; stack operation + ; internal buffer used to transpose 8 lines into before transforming them + ; int16_t transpose_buffer[32 * 8]; + ; at sp + [4096, 4607] + ; results of the first pass (transpose and transform rows) + ; int16_t pass1[32 * 32]; + ; at sp + [0, 2047] + ; results of the second pass (transpose and transform columns) + ; int16_t pass2[32 * 32]; + ; at sp + [2048, 4095] + sub sp, sp, #512+2048+2048 + + ; r6 = dest + 31 * dest_stride + ; r7 = dest + 0 * dest_stride + ; r9 = dest + 15 * dest_stride + ; r10 = dest + 16 * dest_stride + rsb r6, r2, r2, lsl #5 + rsb r9, r2, r2, lsl #4 + add r10, r1, r2, lsl #4 + mov r7, r1 + add r6, r6, r1 + add r9, r9, r1 + ; r11 = -dest_stride + neg r11, r2 + ; r3 = input + mov r3, r0 + ; parameters for first pass + ; r0 = transpose_buffer[32 * 8] + add r0, sp, #4096 + ; r1 = pass1[32 * 32] + mov r1, sp + + mov r5, #0 ; initialize pass loop counter +idct32_pass_loop + mov r4, #4 ; initialize bands loop counter +idct32_bands_loop + mov r8, #2 ; initialize transpose loop counter +idct32_transpose_pair_loop + ; Load two horizontally consecutive 8x8 16bit data matrices. The first one + ; into q0-q7 and the second one into q8-q15. There is a stride of 64, + ; adjusted to 32 because of the two post-increments. + vld1.s16 {q8}, [r3]! + vld1.s16 {q0}, [r3]! + add r3, #32 + vld1.s16 {q9}, [r3]! + vld1.s16 {q1}, [r3]! + add r3, #32 + vld1.s16 {q10}, [r3]! + vld1.s16 {q2}, [r3]! + add r3, #32 + vld1.s16 {q11}, [r3]! + vld1.s16 {q3}, [r3]! + add r3, #32 + vld1.s16 {q12}, [r3]! + vld1.s16 {q4}, [r3]! + add r3, #32 + vld1.s16 {q13}, [r3]! + vld1.s16 {q5}, [r3]! + add r3, #32 + vld1.s16 {q14}, [r3]! + vld1.s16 {q6}, [r3]! + add r3, #32 + vld1.s16 {q15}, [r3]! + vld1.s16 {q7}, [r3]! + + ; Transpose the two 8x8 16bit data matrices. + vswp d17, d24 + vswp d23, d30 + vswp d21, d28 + vswp d19, d26 + vswp d1, d8 + vswp d7, d14 + vswp d5, d12 + vswp d3, d10 + vtrn.32 q8, q10 + vtrn.32 q9, q11 + vtrn.32 q12, q14 + vtrn.32 q13, q15 + vtrn.32 q0, q2 + vtrn.32 q1, q3 + vtrn.32 q4, q6 + vtrn.32 q5, q7 + vtrn.16 q8, q9 + vtrn.16 q10, q11 + vtrn.16 q12, q13 + vtrn.16 q14, q15 + vtrn.16 q0, q1 + vtrn.16 q2, q3 + vtrn.16 q4, q5 + vtrn.16 q6, q7 + + ; Store both matrices after each other. There is a stride of 32, which + ; adjusts to nothing because of the post-increments. + vst1.16 {q8}, [r0]! + vst1.16 {q9}, [r0]! + vst1.16 {q10}, [r0]! + vst1.16 {q11}, [r0]! + vst1.16 {q12}, [r0]! + vst1.16 {q13}, [r0]! + vst1.16 {q14}, [r0]! + vst1.16 {q15}, [r0]! + vst1.16 {q0}, [r0]! + vst1.16 {q1}, [r0]! + vst1.16 {q2}, [r0]! + vst1.16 {q3}, [r0]! + vst1.16 {q4}, [r0]! + vst1.16 {q5}, [r0]! + vst1.16 {q6}, [r0]! + vst1.16 {q7}, [r0]! + + ; increment pointers by adjusted stride (not necessary for r0/out) + ; go back by 7*32 for the seven lines moved fully by read and add + ; go back by 32 for the eigth line only read + ; advance by 16*2 to go the next pair + sub r3, r3, #7*32*2 + 32 - 16*2 + ; transpose pair loop processing + subs r8, r8, #1 + bne idct32_transpose_pair_loop + + ; restore r0/input to its original value + sub r0, r0, #32*8*2 + + ; Instead of doing the transforms stage by stage, it is done by loading + ; some input values and doing as many stages as possible to minimize the + ; storing/loading of intermediate results. To fit within registers, the + ; final coefficients are cut into four blocks: + ; BLOCK A: 16-19,28-31 + ; BLOCK B: 20-23,24-27 + ; BLOCK C: 8-10,11-15 + ; BLOCK D: 0-3,4-7 + ; Blocks A and C are straight calculation through the various stages. In + ; block B, further calculations are performed using the results from + ; block A. In block D, further calculations are performed using the results + ; from block C and then the final calculations are done using results from + ; block A and B which have been combined at the end of block B. + + ; -------------------------------------------------------------------------- + ; BLOCK A: 16-19,28-31 + ; -------------------------------------------------------------------------- + ; generate 16,17,30,31 + ; -------------------------------------------------------------------------- + ; part of stage 1 + ;temp1 = input[1 * 32] * cospi_31_64 - input[31 * 32] * cospi_1_64; + ;temp2 = input[1 * 32] * cospi_1_64 + input[31 * 32] * cospi_31_64; + ;step1b[16][i] = dct_const_round_shift(temp1); + ;step1b[31][i] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 0, 1, 31 + DO_BUTTERFLY_STD cospi_31_64, cospi_1_64, d0, d1, d4, d5 + ; -------------------------------------------------------------------------- + ; part of stage 1 + ;temp1 = input[17 * 32] * cospi_15_64 - input[15 * 32] * cospi_17_64; + ;temp2 = input[17 * 32] * cospi_17_64 + input[15 * 32] * cospi_15_64; + ;step1b[17][i] = dct_const_round_shift(temp1); + ;step1b[30][i] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 31, 17, 15 + DO_BUTTERFLY_STD cospi_15_64, cospi_17_64, d2, d3, d6, d7 + ; -------------------------------------------------------------------------- + ; part of stage 2 + ;step2[16] = step1b[16][i] + step1b[17][i]; + ;step2[17] = step1b[16][i] - step1b[17][i]; + ;step2[30] = -step1b[30][i] + step1b[31][i]; + ;step2[31] = step1b[30][i] + step1b[31][i]; + vadd.s16 q4, q0, q1 + vsub.s16 q13, q0, q1 + vadd.s16 q6, q2, q3 + vsub.s16 q14, q2, q3 + ; -------------------------------------------------------------------------- + ; part of stage 3 + ;temp1 = step1b[30][i] * cospi_28_64 - step1b[17][i] * cospi_4_64; + ;temp2 = step1b[30][i] * cospi_4_64 - step1b[17][i] * cospi_28_64; + ;step3[17] = dct_const_round_shift(temp1); + ;step3[30] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD cospi_28_64, cospi_4_64, d10, d11, d14, d15 + ; -------------------------------------------------------------------------- + ; generate 18,19,28,29 + ; -------------------------------------------------------------------------- + ; part of stage 1 + ;temp1 = input[9 * 32] * cospi_23_64 - input[23 * 32] * cospi_9_64; + ;temp2 = input[9 * 32] * cospi_9_64 + input[23 * 32] * cospi_23_64; + ;step1b[18][i] = dct_const_round_shift(temp1); + ;step1b[29][i] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 15, 9, 23 + DO_BUTTERFLY_STD cospi_23_64, cospi_9_64, d0, d1, d4, d5 + ; -------------------------------------------------------------------------- + ; part of stage 1 + ;temp1 = input[25 * 32] * cospi_7_64 - input[7 * 32] * cospi_25_64; + ;temp2 = input[25 * 32] * cospi_25_64 + input[7 * 32] * cospi_7_64; + ;step1b[19][i] = dct_const_round_shift(temp1); + ;step1b[28][i] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 23, 25, 7 + DO_BUTTERFLY_STD cospi_7_64, cospi_25_64, d2, d3, d6, d7 + ; -------------------------------------------------------------------------- + ; part of stage 2 + ;step2[18] = -step1b[18][i] + step1b[19][i]; + ;step2[19] = step1b[18][i] + step1b[19][i]; + ;step2[28] = step1b[28][i] + step1b[29][i]; + ;step2[29] = step1b[28][i] - step1b[29][i]; + vsub.s16 q13, q3, q2 + vadd.s16 q3, q3, q2 + vsub.s16 q14, q1, q0 + vadd.s16 q2, q1, q0 + ; -------------------------------------------------------------------------- + ; part of stage 3 + ;temp1 = step1b[18][i] * (-cospi_4_64) - step1b[29][i] * (-cospi_28_64); + ;temp2 = step1b[18][i] * (-cospi_28_64) + step1b[29][i] * (-cospi_4_64); + ;step3[29] = dct_const_round_shift(temp1); + ;step3[18] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD (-cospi_4_64), (-cospi_28_64), d2, d3, d0, d1 + ; -------------------------------------------------------------------------- + ; combine 16-19,28-31 + ; -------------------------------------------------------------------------- + ; part of stage 4 + ;step1[16] = step1b[16][i] + step1b[19][i]; + ;step1[17] = step1b[17][i] + step1b[18][i]; + ;step1[18] = step1b[17][i] - step1b[18][i]; + ;step1[29] = step1b[30][i] - step1b[29][i]; + ;step1[30] = step1b[30][i] + step1b[29][i]; + ;step1[31] = step1b[31][i] + step1b[28][i]; + vadd.s16 q8, q4, q2 + vadd.s16 q9, q5, q0 + vadd.s16 q10, q7, q1 + vadd.s16 q15, q6, q3 + vsub.s16 q13, q5, q0 + vsub.s16 q14, q7, q1 + STORE_IN_OUTPUT 0, 16, 31, q8, q15 + STORE_IN_OUTPUT 31, 17, 30, q9, q10 + ; -------------------------------------------------------------------------- + ; part of stage 5 + ;temp1 = step1b[29][i] * cospi_24_64 - step1b[18][i] * cospi_8_64; + ;temp2 = step1b[29][i] * cospi_8_64 + step1b[18][i] * cospi_24_64; + ;step2[18] = dct_const_round_shift(temp1); + ;step2[29] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD cospi_24_64, cospi_8_64, d0, d1, d2, d3 + STORE_IN_OUTPUT 30, 29, 18, q1, q0 + ; -------------------------------------------------------------------------- + ; part of stage 4 + ;step1[19] = step1b[16][i] - step1b[19][i]; + ;step1[28] = step1b[31][i] - step1b[28][i]; + vsub.s16 q13, q4, q2 + vsub.s16 q14, q6, q3 + ; -------------------------------------------------------------------------- + ; part of stage 5 + ;temp1 = step1b[28][i] * cospi_24_64 - step1b[19][i] * cospi_8_64; + ;temp2 = step1b[28][i] * cospi_8_64 + step1b[19][i] * cospi_24_64; + ;step2[19] = dct_const_round_shift(temp1); + ;step2[28] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD cospi_24_64, cospi_8_64, d8, d9, d12, d13 + STORE_IN_OUTPUT 18, 19, 28, q4, q6 + ; -------------------------------------------------------------------------- + + + ; -------------------------------------------------------------------------- + ; BLOCK B: 20-23,24-27 + ; -------------------------------------------------------------------------- + ; generate 20,21,26,27 + ; -------------------------------------------------------------------------- + ; part of stage 1 + ;temp1 = input[5 * 32] * cospi_27_64 - input[27 * 32] * cospi_5_64; + ;temp2 = input[5 * 32] * cospi_5_64 + input[27 * 32] * cospi_27_64; + ;step1b[20][i] = dct_const_round_shift(temp1); + ;step1b[27][i] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 7, 5, 27 + DO_BUTTERFLY_STD cospi_27_64, cospi_5_64, d0, d1, d4, d5 + ; -------------------------------------------------------------------------- + ; part of stage 1 + ;temp1 = input[21 * 32] * cospi_11_64 - input[11 * 32] * cospi_21_64; + ;temp2 = input[21 * 32] * cospi_21_64 + input[11 * 32] * cospi_11_64; + ;step1b[21][i] = dct_const_round_shift(temp1); + ;step1b[26][i] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 27, 21, 11 + DO_BUTTERFLY_STD cospi_11_64, cospi_21_64, d2, d3, d6, d7 + ; -------------------------------------------------------------------------- + ; part of stage 2 + ;step2[20] = step1b[20][i] + step1b[21][i]; + ;step2[21] = step1b[20][i] - step1b[21][i]; + ;step2[26] = -step1b[26][i] + step1b[27][i]; + ;step2[27] = step1b[26][i] + step1b[27][i]; + vsub.s16 q13, q0, q1 + vadd.s16 q0, q0, q1 + vsub.s16 q14, q2, q3 + vadd.s16 q2, q2, q3 + ; -------------------------------------------------------------------------- + ; part of stage 3 + ;temp1 = step1b[26][i] * cospi_12_64 - step1b[21][i] * cospi_20_64; + ;temp2 = step1b[26][i] * cospi_20_64 + step1b[21][i] * cospi_12_64; + ;step3[21] = dct_const_round_shift(temp1); + ;step3[26] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD cospi_12_64, cospi_20_64, d2, d3, d6, d7 + ; -------------------------------------------------------------------------- + ; generate 22,23,24,25 + ; -------------------------------------------------------------------------- + ; part of stage 1 + ;temp1 = input[13 * 32] * cospi_19_64 - input[19 * 32] * cospi_13_64; + ;temp2 = input[13 * 32] * cospi_13_64 + input[19 * 32] * cospi_19_64; + ;step1b[22][i] = dct_const_round_shift(temp1); + ;step1b[25][i] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 11, 13, 19 + DO_BUTTERFLY_STD cospi_19_64, cospi_13_64, d10, d11, d14, d15 + ; -------------------------------------------------------------------------- + ; part of stage 1 + ;temp1 = input[29 * 32] * cospi_3_64 - input[3 * 32] * cospi_29_64; + ;temp2 = input[29 * 32] * cospi_29_64 + input[3 * 32] * cospi_3_64; + ;step1b[23][i] = dct_const_round_shift(temp1); + ;step1b[24][i] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 19, 29, 3 + DO_BUTTERFLY_STD cospi_3_64, cospi_29_64, d8, d9, d12, d13 + ; -------------------------------------------------------------------------- + ; part of stage 2 + ;step2[22] = -step1b[22][i] + step1b[23][i]; + ;step2[23] = step1b[22][i] + step1b[23][i]; + ;step2[24] = step1b[24][i] + step1b[25][i]; + ;step2[25] = step1b[24][i] - step1b[25][i]; + vsub.s16 q14, q4, q5 + vadd.s16 q5, q4, q5 + vsub.s16 q13, q6, q7 + vadd.s16 q6, q6, q7 + ; -------------------------------------------------------------------------- + ; part of stage 3 + ;temp1 = step1b[22][i] * (-cospi_20_64) - step1b[25][i] * (-cospi_12_64); + ;temp2 = step1b[22][i] * (-cospi_12_64) + step1b[25][i] * (-cospi_20_64); + ;step3[25] = dct_const_round_shift(temp1); + ;step3[22] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD (-cospi_20_64), (-cospi_12_64), d8, d9, d14, d15 + ; -------------------------------------------------------------------------- + ; combine 20-23,24-27 + ; -------------------------------------------------------------------------- + ; part of stage 4 + ;step1[22] = step1b[22][i] + step1b[21][i]; + ;step1[23] = step1b[23][i] + step1b[20][i]; + vadd.s16 q10, q7, q1 + vadd.s16 q11, q5, q0 + ;step1[24] = step1b[24][i] + step1b[27][i]; + ;step1[25] = step1b[25][i] + step1b[26][i]; + vadd.s16 q12, q6, q2 + vadd.s16 q15, q4, q3 + ; -------------------------------------------------------------------------- + ; part of stage 6 + ;step3[16] = step1b[16][i] + step1b[23][i]; + ;step3[17] = step1b[17][i] + step1b[22][i]; + ;step3[22] = step1b[17][i] - step1b[22][i]; + ;step3[23] = step1b[16][i] - step1b[23][i]; + LOAD_FROM_OUTPUT 28, 16, 17, q14, q13 + vadd.s16 q8, q14, q11 + vadd.s16 q9, q13, q10 + vsub.s16 q13, q13, q10 + vsub.s16 q11, q14, q11 + STORE_IN_OUTPUT 17, 17, 16, q9, q8 + ; -------------------------------------------------------------------------- + ; part of stage 6 + ;step3[24] = step1b[31][i] - step1b[24][i]; + ;step3[25] = step1b[30][i] - step1b[25][i]; + ;step3[30] = step1b[30][i] + step1b[25][i]; + ;step3[31] = step1b[31][i] + step1b[24][i]; + LOAD_FROM_OUTPUT 16, 30, 31, q14, q9 + vsub.s16 q8, q9, q12 + vadd.s16 q10, q14, q15 + vsub.s16 q14, q14, q15 + vadd.s16 q12, q9, q12 + STORE_IN_OUTPUT 31, 30, 31, q10, q12 + ; -------------------------------------------------------------------------- + ; TODO(cd) do some register allocation change to remove these push/pop + vpush {q8} ; [24] + vpush {q11} ; [23] + ; -------------------------------------------------------------------------- + ; part of stage 7 + ;temp1 = (step1b[25][i] - step1b[22][i]) * cospi_16_64; + ;temp2 = (step1b[25][i] + step1b[22][i]) * cospi_16_64; + ;step1[22] = dct_const_round_shift(temp1); + ;step1[25] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD cospi_16_64, cospi_16_64, d26, d27, d28, d29 + STORE_IN_OUTPUT 31, 25, 22, q14, q13 + ; -------------------------------------------------------------------------- + ; part of stage 7 + ;temp1 = (step1b[24][i] - step1b[23][i]) * cospi_16_64; + ;temp2 = (step1b[24][i] + step1b[23][i]) * cospi_16_64; + ;step1[23] = dct_const_round_shift(temp1); + ;step1[24] = dct_const_round_shift(temp2); + ; TODO(cd) do some register allocation change to remove these push/pop + vpop {q13} ; [23] + vpop {q14} ; [24] + DO_BUTTERFLY_STD cospi_16_64, cospi_16_64, d26, d27, d28, d29 + STORE_IN_OUTPUT 22, 24, 23, q14, q13 + ; -------------------------------------------------------------------------- + ; part of stage 4 + ;step1[20] = step1b[23][i] - step1b[20][i]; + ;step1[27] = step1b[24][i] - step1b[27][i]; + vsub.s16 q14, q5, q0 + vsub.s16 q13, q6, q2 + ; -------------------------------------------------------------------------- + ; part of stage 5 + ;temp1 = step1b[20][i] * (-cospi_8_64) - step1b[27][i] * (-cospi_24_64); + ;temp2 = step1b[20][i] * (-cospi_24_64) + step1b[27][i] * (-cospi_8_64); + ;step2[27] = dct_const_round_shift(temp1); + ;step2[20] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD (-cospi_8_64), (-cospi_24_64), d10, d11, d12, d13 + ; -------------------------------------------------------------------------- + ; part of stage 4 + ;step1[21] = step1b[22][i] - step1b[21][i]; + ;step1[26] = step1b[25][i] - step1b[26][i]; + vsub.s16 q14, q7, q1 + vsub.s16 q13, q4, q3 + ; -------------------------------------------------------------------------- + ; part of stage 5 + ;temp1 = step1b[21][i] * (-cospi_8_64) - step1b[26][i] * (-cospi_24_64); + ;temp2 = step1b[21][i] * (-cospi_24_64) + step1b[26][i] * (-cospi_8_64); + ;step2[26] = dct_const_round_shift(temp1); + ;step2[21] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD (-cospi_8_64), (-cospi_24_64), d0, d1, d2, d3 + ; -------------------------------------------------------------------------- + ; part of stage 6 + ;step3[18] = step1b[18][i] + step1b[21][i]; + ;step3[19] = step1b[19][i] + step1b[20][i]; + ;step3[20] = step1b[19][i] - step1b[20][i]; + ;step3[21] = step1b[18][i] - step1b[21][i]; + LOAD_FROM_OUTPUT 23, 18, 19, q14, q13 + vadd.s16 q8, q14, q1 + vadd.s16 q9, q13, q6 + vsub.s16 q13, q13, q6 + vsub.s16 q1, q14, q1 + STORE_IN_OUTPUT 19, 18, 19, q8, q9 + ; -------------------------------------------------------------------------- + ; part of stage 6 + ;step3[27] = step1b[28][i] - step1b[27][i]; + ;step3[28] = step1b[28][i] + step1b[27][i]; + ;step3[29] = step1b[29][i] + step1b[26][i]; + ;step3[26] = step1b[29][i] - step1b[26][i]; + LOAD_FROM_OUTPUT 19, 28, 29, q8, q9 + vsub.s16 q14, q8, q5 + vadd.s16 q10, q8, q5 + vadd.s16 q11, q9, q0 + vsub.s16 q0, q9, q0 + STORE_IN_OUTPUT 29, 28, 29, q10, q11 + ; -------------------------------------------------------------------------- + ; part of stage 7 + ;temp1 = (step1b[27][i] - step1b[20][i]) * cospi_16_64; + ;temp2 = (step1b[27][i] + step1b[20][i]) * cospi_16_64; + ;step1[20] = dct_const_round_shift(temp1); + ;step1[27] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD cospi_16_64, cospi_16_64, d26, d27, d28, d29 + STORE_IN_OUTPUT 29, 20, 27, q13, q14 + ; -------------------------------------------------------------------------- + ; part of stage 7 + ;temp1 = (step1b[26][i] - step1b[21][i]) * cospi_16_64; + ;temp2 = (step1b[26][i] + step1b[21][i]) * cospi_16_64; + ;step1[21] = dct_const_round_shift(temp1); + ;step1[26] = dct_const_round_shift(temp2); + DO_BUTTERFLY d0, d1, d2, d3, cospi_16_64, cospi_16_64, d2, d3, d0, d1 + STORE_IN_OUTPUT 27, 21, 26, q1, q0 + ; -------------------------------------------------------------------------- + + + ; -------------------------------------------------------------------------- + ; BLOCK C: 8-10,11-15 + ; -------------------------------------------------------------------------- + ; generate 8,9,14,15 + ; -------------------------------------------------------------------------- + ; part of stage 2 + ;temp1 = input[2 * 32] * cospi_30_64 - input[30 * 32] * cospi_2_64; + ;temp2 = input[2 * 32] * cospi_2_64 + input[30 * 32] * cospi_30_64; + ;step2[8] = dct_const_round_shift(temp1); + ;step2[15] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 3, 2, 30 + DO_BUTTERFLY_STD cospi_30_64, cospi_2_64, d0, d1, d4, d5 + ; -------------------------------------------------------------------------- + ; part of stage 2 + ;temp1 = input[18 * 32] * cospi_14_64 - input[14 * 32] * cospi_18_64; + ;temp2 = input[18 * 32] * cospi_18_64 + input[14 * 32] * cospi_14_64; + ;step2[9] = dct_const_round_shift(temp1); + ;step2[14] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 30, 18, 14 + DO_BUTTERFLY_STD cospi_14_64, cospi_18_64, d2, d3, d6, d7 + ; -------------------------------------------------------------------------- + ; part of stage 3 + ;step3[8] = step1b[8][i] + step1b[9][i]; + ;step3[9] = step1b[8][i] - step1b[9][i]; + ;step3[14] = step1b[15][i] - step1b[14][i]; + ;step3[15] = step1b[15][i] + step1b[14][i]; + vsub.s16 q13, q0, q1 + vadd.s16 q0, q0, q1 + vsub.s16 q14, q2, q3 + vadd.s16 q2, q2, q3 + ; -------------------------------------------------------------------------- + ; part of stage 4 + ;temp1 = step1b[14][i] * cospi_24_64 - step1b[9][i] * cospi_8_64; + ;temp2 = step1b[14][i] * cospi_8_64 + step1b[9][i] * cospi_24_64; + ;step1[9] = dct_const_round_shift(temp1); + ;step1[14] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD cospi_24_64, cospi_8_64, d2, d3, d6, d7 + ; -------------------------------------------------------------------------- + ; generate 10,11,12,13 + ; -------------------------------------------------------------------------- + ; part of stage 2 + ;temp1 = input[10 * 32] * cospi_22_64 - input[22 * 32] * cospi_10_64; + ;temp2 = input[10 * 32] * cospi_10_64 + input[22 * 32] * cospi_22_64; + ;step2[10] = dct_const_round_shift(temp1); + ;step2[13] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 14, 10, 22 + DO_BUTTERFLY_STD cospi_22_64, cospi_10_64, d10, d11, d14, d15 + ; -------------------------------------------------------------------------- + ; part of stage 2 + ;temp1 = input[26 * 32] * cospi_6_64 - input[6 * 32] * cospi_26_64; + ;temp2 = input[26 * 32] * cospi_26_64 + input[6 * 32] * cospi_6_64; + ;step2[11] = dct_const_round_shift(temp1); + ;step2[12] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 22, 26, 6 + DO_BUTTERFLY_STD cospi_6_64, cospi_26_64, d8, d9, d12, d13 + ; -------------------------------------------------------------------------- + ; part of stage 3 + ;step3[10] = step1b[11][i] - step1b[10][i]; + ;step3[11] = step1b[11][i] + step1b[10][i]; + ;step3[12] = step1b[12][i] + step1b[13][i]; + ;step3[13] = step1b[12][i] - step1b[13][i]; + vsub.s16 q14, q4, q5 + vadd.s16 q5, q4, q5 + vsub.s16 q13, q6, q7 + vadd.s16 q6, q6, q7 + ; -------------------------------------------------------------------------- + ; part of stage 4 + ;temp1 = step1b[10][i] * (-cospi_8_64) - step1b[13][i] * (-cospi_24_64); + ;temp2 = step1b[10][i] * (-cospi_24_64) + step1b[13][i] * (-cospi_8_64); + ;step1[13] = dct_const_round_shift(temp1); + ;step1[10] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD (-cospi_8_64), (-cospi_24_64), d8, d9, d14, d15 + ; -------------------------------------------------------------------------- + ; combine 8-10,11-15 + ; -------------------------------------------------------------------------- + ; part of stage 5 + ;step2[8] = step1b[8][i] + step1b[11][i]; + ;step2[9] = step1b[9][i] + step1b[10][i]; + ;step2[10] = step1b[9][i] - step1b[10][i]; + vadd.s16 q8, q0, q5 + vadd.s16 q9, q1, q7 + vsub.s16 q13, q1, q7 + ;step2[13] = step1b[14][i] - step1b[13][i]; + ;step2[14] = step1b[14][i] + step1b[13][i]; + ;step2[15] = step1b[15][i] + step1b[12][i]; + vsub.s16 q14, q3, q4 + vadd.s16 q10, q3, q4 + vadd.s16 q15, q2, q6 + STORE_IN_OUTPUT 26, 8, 15, q8, q15 + STORE_IN_OUTPUT 15, 9, 14, q9, q10 + ; -------------------------------------------------------------------------- + ; part of stage 6 + ;temp1 = (step1b[13][i] - step1b[10][i]) * cospi_16_64; + ;temp2 = (step1b[13][i] + step1b[10][i]) * cospi_16_64; + ;step3[10] = dct_const_round_shift(temp1); + ;step3[13] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD cospi_16_64, cospi_16_64, d2, d3, d6, d7 + STORE_IN_OUTPUT 14, 13, 10, q3, q1 + ; -------------------------------------------------------------------------- + ; part of stage 5 + ;step2[11] = step1b[8][i] - step1b[11][i]; + ;step2[12] = step1b[15][i] - step1b[12][i]; + vsub.s16 q13, q0, q5 + vsub.s16 q14, q2, q6 + ; -------------------------------------------------------------------------- + ; part of stage 6 + ;temp1 = (step1b[12][i] - step1b[11][i]) * cospi_16_64; + ;temp2 = (step1b[12][i] + step1b[11][i]) * cospi_16_64; + ;step3[11] = dct_const_round_shift(temp1); + ;step3[12] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD cospi_16_64, cospi_16_64, d2, d3, d6, d7 + STORE_IN_OUTPUT 10, 11, 12, q1, q3 + ; -------------------------------------------------------------------------- + + + ; -------------------------------------------------------------------------- + ; BLOCK D: 0-3,4-7 + ; -------------------------------------------------------------------------- + ; generate 4,5,6,7 + ; -------------------------------------------------------------------------- + ; part of stage 3 + ;temp1 = input[4 * 32] * cospi_28_64 - input[28 * 32] * cospi_4_64; + ;temp2 = input[4 * 32] * cospi_4_64 + input[28 * 32] * cospi_28_64; + ;step3[4] = dct_const_round_shift(temp1); + ;step3[7] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 6, 4, 28 + DO_BUTTERFLY_STD cospi_28_64, cospi_4_64, d0, d1, d4, d5 + ; -------------------------------------------------------------------------- + ; part of stage 3 + ;temp1 = input[20 * 32] * cospi_12_64 - input[12 * 32] * cospi_20_64; + ;temp2 = input[20 * 32] * cospi_20_64 + input[12 * 32] * cospi_12_64; + ;step3[5] = dct_const_round_shift(temp1); + ;step3[6] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 28, 20, 12 + DO_BUTTERFLY_STD cospi_12_64, cospi_20_64, d2, d3, d6, d7 + ; -------------------------------------------------------------------------- + ; part of stage 4 + ;step1[4] = step1b[4][i] + step1b[5][i]; + ;step1[5] = step1b[4][i] - step1b[5][i]; + ;step1[6] = step1b[7][i] - step1b[6][i]; + ;step1[7] = step1b[7][i] + step1b[6][i]; + vsub.s16 q13, q0, q1 + vadd.s16 q0, q0, q1 + vsub.s16 q14, q2, q3 + vadd.s16 q2, q2, q3 + ; -------------------------------------------------------------------------- + ; part of stage 5 + ;temp1 = (step1b[6][i] - step1b[5][i]) * cospi_16_64; + ;temp2 = (step1b[5][i] + step1b[6][i]) * cospi_16_64; + ;step2[5] = dct_const_round_shift(temp1); + ;step2[6] = dct_const_round_shift(temp2); + DO_BUTTERFLY_STD cospi_16_64, cospi_16_64, d2, d3, d6, d7 + ; -------------------------------------------------------------------------- + ; generate 0,1,2,3 + ; -------------------------------------------------------------------------- + ; part of stage 4 + ;temp1 = (input[0 * 32] - input[16 * 32]) * cospi_16_64; + ;temp2 = (input[0 * 32] + input[16 * 32]) * cospi_16_64; + ;step1[1] = dct_const_round_shift(temp1); + ;step1[0] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 12, 0, 16 + DO_BUTTERFLY_STD cospi_16_64, cospi_16_64, d10, d11, d14, d15 + ; -------------------------------------------------------------------------- + ; part of stage 4 + ;temp1 = input[8 * 32] * cospi_24_64 - input[24 * 32] * cospi_8_64; + ;temp2 = input[8 * 32] * cospi_8_64 + input[24 * 32] * cospi_24_64; + ;step1[2] = dct_const_round_shift(temp1); + ;step1[3] = dct_const_round_shift(temp2); + LOAD_FROM_TRANSPOSED 16, 8, 24 + DO_BUTTERFLY_STD cospi_24_64, cospi_8_64, d28, d29, d12, d13 + ; -------------------------------------------------------------------------- + ; part of stage 5 + ;step2[0] = step1b[0][i] + step1b[3][i]; + ;step2[1] = step1b[1][i] + step1b[2][i]; + ;step2[2] = step1b[1][i] - step1b[2][i]; + ;step2[3] = step1b[0][i] - step1b[3][i]; + vadd.s16 q4, q7, q6 + vsub.s16 q7, q7, q6 + vsub.s16 q6, q5, q14 + vadd.s16 q5, q5, q14 + ; -------------------------------------------------------------------------- + ; combine 0-3,4-7 + ; -------------------------------------------------------------------------- + ; part of stage 6 + ;step3[0] = step1b[0][i] + step1b[7][i]; + ;step3[1] = step1b[1][i] + step1b[6][i]; + ;step3[2] = step1b[2][i] + step1b[5][i]; + ;step3[3] = step1b[3][i] + step1b[4][i]; + vadd.s16 q8, q4, q2 + vadd.s16 q9, q5, q3 + vadd.s16 q10, q6, q1 + vadd.s16 q11, q7, q0 + ;step3[4] = step1b[3][i] - step1b[4][i]; + ;step3[5] = step1b[2][i] - step1b[5][i]; + ;step3[6] = step1b[1][i] - step1b[6][i]; + ;step3[7] = step1b[0][i] - step1b[7][i]; + vsub.s16 q12, q7, q0 + vsub.s16 q13, q6, q1 + vsub.s16 q14, q5, q3 + vsub.s16 q15, q4, q2 + ; -------------------------------------------------------------------------- + ; part of stage 7 + ;step1[0] = step1b[0][i] + step1b[15][i]; + ;step1[1] = step1b[1][i] + step1b[14][i]; + ;step1[14] = step1b[1][i] - step1b[14][i]; + ;step1[15] = step1b[0][i] - step1b[15][i]; + LOAD_FROM_OUTPUT 12, 14, 15, q0, q1 + vadd.s16 q2, q8, q1 + vadd.s16 q3, q9, q0 + vsub.s16 q4, q9, q0 + vsub.s16 q5, q8, q1 + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[14 * 32] = step1b[14][i] + step1b[17][i]; + ;output[15 * 32] = step1b[15][i] + step1b[16][i]; + ;output[16 * 32] = step1b[15][i] - step1b[16][i]; + ;output[17 * 32] = step1b[14][i] - step1b[17][i]; + LOAD_FROM_OUTPUT 15, 16, 17, q0, q1 + vadd.s16 q8, q4, q1 + vadd.s16 q9, q5, q0 + vsub.s16 q6, q5, q0 + vsub.s16 q7, q4, q1 + + cmp r5, #0 + bgt idct32_bands_end_2nd_pass + +idct32_bands_end_1st_pass + STORE_IN_OUTPUT 17, 16, 17, q6, q7 + STORE_IN_OUTPUT 17, 14, 15, q8, q9 + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[ 0 * 32] = step1b[0][i] + step1b[31][i]; + ;output[ 1 * 32] = step1b[1][i] + step1b[30][i]; + ;output[30 * 32] = step1b[1][i] - step1b[30][i]; + ;output[31 * 32] = step1b[0][i] - step1b[31][i]; + LOAD_FROM_OUTPUT 15, 30, 31, q0, q1 + vadd.s16 q4, q2, q1 + vadd.s16 q5, q3, q0 + vsub.s16 q6, q3, q0 + vsub.s16 q7, q2, q1 + STORE_IN_OUTPUT 31, 30, 31, q6, q7 + STORE_IN_OUTPUT 31, 0, 1, q4, q5 + ; -------------------------------------------------------------------------- + ; part of stage 7 + ;step1[2] = step1b[2][i] + step1b[13][i]; + ;step1[3] = step1b[3][i] + step1b[12][i]; + ;step1[12] = step1b[3][i] - step1b[12][i]; + ;step1[13] = step1b[2][i] - step1b[13][i]; + LOAD_FROM_OUTPUT 1, 12, 13, q0, q1 + vadd.s16 q2, q10, q1 + vadd.s16 q3, q11, q0 + vsub.s16 q4, q11, q0 + vsub.s16 q5, q10, q1 + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[12 * 32] = step1b[12][i] + step1b[19][i]; + ;output[13 * 32] = step1b[13][i] + step1b[18][i]; + ;output[18 * 32] = step1b[13][i] - step1b[18][i]; + ;output[19 * 32] = step1b[12][i] - step1b[19][i]; + LOAD_FROM_OUTPUT 13, 18, 19, q0, q1 + vadd.s16 q8, q4, q1 + vadd.s16 q9, q5, q0 + vsub.s16 q6, q5, q0 + vsub.s16 q7, q4, q1 + STORE_IN_OUTPUT 19, 18, 19, q6, q7 + STORE_IN_OUTPUT 19, 12, 13, q8, q9 + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[ 2 * 32] = step1b[2][i] + step1b[29][i]; + ;output[ 3 * 32] = step1b[3][i] + step1b[28][i]; + ;output[28 * 32] = step1b[3][i] - step1b[28][i]; + ;output[29 * 32] = step1b[2][i] - step1b[29][i]; + LOAD_FROM_OUTPUT 13, 28, 29, q0, q1 + vadd.s16 q4, q2, q1 + vadd.s16 q5, q3, q0 + vsub.s16 q6, q3, q0 + vsub.s16 q7, q2, q1 + STORE_IN_OUTPUT 29, 28, 29, q6, q7 + STORE_IN_OUTPUT 29, 2, 3, q4, q5 + ; -------------------------------------------------------------------------- + ; part of stage 7 + ;step1[4] = step1b[4][i] + step1b[11][i]; + ;step1[5] = step1b[5][i] + step1b[10][i]; + ;step1[10] = step1b[5][i] - step1b[10][i]; + ;step1[11] = step1b[4][i] - step1b[11][i]; + LOAD_FROM_OUTPUT 3, 10, 11, q0, q1 + vadd.s16 q2, q12, q1 + vadd.s16 q3, q13, q0 + vsub.s16 q4, q13, q0 + vsub.s16 q5, q12, q1 + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[10 * 32] = step1b[10][i] + step1b[21][i]; + ;output[11 * 32] = step1b[11][i] + step1b[20][i]; + ;output[20 * 32] = step1b[11][i] - step1b[20][i]; + ;output[21 * 32] = step1b[10][i] - step1b[21][i]; + LOAD_FROM_OUTPUT 11, 20, 21, q0, q1 + vadd.s16 q8, q4, q1 + vadd.s16 q9, q5, q0 + vsub.s16 q6, q5, q0 + vsub.s16 q7, q4, q1 + STORE_IN_OUTPUT 21, 20, 21, q6, q7 + STORE_IN_OUTPUT 21, 10, 11, q8, q9 + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[ 4 * 32] = step1b[4][i] + step1b[27][i]; + ;output[ 5 * 32] = step1b[5][i] + step1b[26][i]; + ;output[26 * 32] = step1b[5][i] - step1b[26][i]; + ;output[27 * 32] = step1b[4][i] - step1b[27][i]; + LOAD_FROM_OUTPUT 11, 26, 27, q0, q1 + vadd.s16 q4, q2, q1 + vadd.s16 q5, q3, q0 + vsub.s16 q6, q3, q0 + vsub.s16 q7, q2, q1 + STORE_IN_OUTPUT 27, 26, 27, q6, q7 + STORE_IN_OUTPUT 27, 4, 5, q4, q5 + ; -------------------------------------------------------------------------- + ; part of stage 7 + ;step1[6] = step1b[6][i] + step1b[9][i]; + ;step1[7] = step1b[7][i] + step1b[8][i]; + ;step1[8] = step1b[7][i] - step1b[8][i]; + ;step1[9] = step1b[6][i] - step1b[9][i]; + LOAD_FROM_OUTPUT 5, 8, 9, q0, q1 + vadd.s16 q2, q14, q1 + vadd.s16 q3, q15, q0 + vsub.s16 q4, q15, q0 + vsub.s16 q5, q14, q1 + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[ 8 * 32] = step1b[8][i] + step1b[23][i]; + ;output[ 9 * 32] = step1b[9][i] + step1b[22][i]; + ;output[22 * 32] = step1b[9][i] - step1b[22][i]; + ;output[23 * 32] = step1b[8][i] - step1b[23][i]; + LOAD_FROM_OUTPUT 9, 22, 23, q0, q1 + vadd.s16 q8, q4, q1 + vadd.s16 q9, q5, q0 + vsub.s16 q6, q5, q0 + vsub.s16 q7, q4, q1 + STORE_IN_OUTPUT 23, 22, 23, q6, q7 + STORE_IN_OUTPUT 23, 8, 9, q8, q9 + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[ 6 * 32] = step1b[6][i] + step1b[25][i]; + ;output[ 7 * 32] = step1b[7][i] + step1b[24][i]; + ;output[24 * 32] = step1b[7][i] - step1b[24][i]; + ;output[25 * 32] = step1b[6][i] - step1b[25][i]; + LOAD_FROM_OUTPUT 9, 24, 25, q0, q1 + vadd.s16 q4, q2, q1 + vadd.s16 q5, q3, q0 + vsub.s16 q6, q3, q0 + vsub.s16 q7, q2, q1 + STORE_IN_OUTPUT 25, 24, 25, q6, q7 + STORE_IN_OUTPUT 25, 6, 7, q4, q5 + + ; restore r0 by removing the last offset from the last + ; operation (LOAD_FROM_TRANSPOSED 16, 8, 24) => 24*8*2 + sub r0, r0, #24*8*2 + ; restore r1 by removing the last offset from the last + ; operation (STORE_IN_OUTPUT 24, 6, 7) => 7*32*2 + ; advance by 8 columns => 8*2 + sub r1, r1, #7*32*2 - 8*2 + ; advance by 8 lines (8*32*2) + ; go back by the two pairs from the loop (32*2) + add r3, r3, #8*32*2 - 32*2 + + ; bands loop processing + subs r4, r4, #1 + bne idct32_bands_loop + + ; parameters for second pass + ; the input of pass2 is the result of pass1. we have to remove the offset + ; of 32 columns induced by the above idct32_bands_loop + sub r3, r1, #32*2 + ; r1 = pass2[32 * 32] + add r1, sp, #2048 + + ; pass loop processing + add r5, r5, #1 + b idct32_pass_loop + +idct32_bands_end_2nd_pass + STORE_COMBINE_CENTER_RESULTS + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[ 0 * 32] = step1b[0][i] + step1b[31][i]; + ;output[ 1 * 32] = step1b[1][i] + step1b[30][i]; + ;output[30 * 32] = step1b[1][i] - step1b[30][i]; + ;output[31 * 32] = step1b[0][i] - step1b[31][i]; + LOAD_FROM_OUTPUT 17, 30, 31, q0, q1 + vadd.s16 q4, q2, q1 + vadd.s16 q5, q3, q0 + vsub.s16 q6, q3, q0 + vsub.s16 q7, q2, q1 + STORE_COMBINE_EXTREME_RESULTS + ; -------------------------------------------------------------------------- + ; part of stage 7 + ;step1[2] = step1b[2][i] + step1b[13][i]; + ;step1[3] = step1b[3][i] + step1b[12][i]; + ;step1[12] = step1b[3][i] - step1b[12][i]; + ;step1[13] = step1b[2][i] - step1b[13][i]; + LOAD_FROM_OUTPUT 31, 12, 13, q0, q1 + vadd.s16 q2, q10, q1 + vadd.s16 q3, q11, q0 + vsub.s16 q4, q11, q0 + vsub.s16 q5, q10, q1 + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[12 * 32] = step1b[12][i] + step1b[19][i]; + ;output[13 * 32] = step1b[13][i] + step1b[18][i]; + ;output[18 * 32] = step1b[13][i] - step1b[18][i]; + ;output[19 * 32] = step1b[12][i] - step1b[19][i]; + LOAD_FROM_OUTPUT 13, 18, 19, q0, q1 + vadd.s16 q8, q4, q1 + vadd.s16 q9, q5, q0 + vsub.s16 q6, q5, q0 + vsub.s16 q7, q4, q1 + STORE_COMBINE_CENTER_RESULTS + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[ 2 * 32] = step1b[2][i] + step1b[29][i]; + ;output[ 3 * 32] = step1b[3][i] + step1b[28][i]; + ;output[28 * 32] = step1b[3][i] - step1b[28][i]; + ;output[29 * 32] = step1b[2][i] - step1b[29][i]; + LOAD_FROM_OUTPUT 19, 28, 29, q0, q1 + vadd.s16 q4, q2, q1 + vadd.s16 q5, q3, q0 + vsub.s16 q6, q3, q0 + vsub.s16 q7, q2, q1 + STORE_COMBINE_EXTREME_RESULTS + ; -------------------------------------------------------------------------- + ; part of stage 7 + ;step1[4] = step1b[4][i] + step1b[11][i]; + ;step1[5] = step1b[5][i] + step1b[10][i]; + ;step1[10] = step1b[5][i] - step1b[10][i]; + ;step1[11] = step1b[4][i] - step1b[11][i]; + LOAD_FROM_OUTPUT 29, 10, 11, q0, q1 + vadd.s16 q2, q12, q1 + vadd.s16 q3, q13, q0 + vsub.s16 q4, q13, q0 + vsub.s16 q5, q12, q1 + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[10 * 32] = step1b[10][i] + step1b[21][i]; + ;output[11 * 32] = step1b[11][i] + step1b[20][i]; + ;output[20 * 32] = step1b[11][i] - step1b[20][i]; + ;output[21 * 32] = step1b[10][i] - step1b[21][i]; + LOAD_FROM_OUTPUT 11, 20, 21, q0, q1 + vadd.s16 q8, q4, q1 + vadd.s16 q9, q5, q0 + vsub.s16 q6, q5, q0 + vsub.s16 q7, q4, q1 + STORE_COMBINE_CENTER_RESULTS + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[ 4 * 32] = step1b[4][i] + step1b[27][i]; + ;output[ 5 * 32] = step1b[5][i] + step1b[26][i]; + ;output[26 * 32] = step1b[5][i] - step1b[26][i]; + ;output[27 * 32] = step1b[4][i] - step1b[27][i]; + LOAD_FROM_OUTPUT 21, 26, 27, q0, q1 + vadd.s16 q4, q2, q1 + vadd.s16 q5, q3, q0 + vsub.s16 q6, q3, q0 + vsub.s16 q7, q2, q1 + STORE_COMBINE_EXTREME_RESULTS + ; -------------------------------------------------------------------------- + ; part of stage 7 + ;step1[6] = step1b[6][i] + step1b[9][i]; + ;step1[7] = step1b[7][i] + step1b[8][i]; + ;step1[8] = step1b[7][i] - step1b[8][i]; + ;step1[9] = step1b[6][i] - step1b[9][i]; + LOAD_FROM_OUTPUT 27, 8, 9, q0, q1 + vadd.s16 q2, q14, q1 + vadd.s16 q3, q15, q0 + vsub.s16 q4, q15, q0 + vsub.s16 q5, q14, q1 + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[ 8 * 32] = step1b[8][i] + step1b[23][i]; + ;output[ 9 * 32] = step1b[9][i] + step1b[22][i]; + ;output[22 * 32] = step1b[9][i] - step1b[22][i]; + ;output[23 * 32] = step1b[8][i] - step1b[23][i]; + LOAD_FROM_OUTPUT 9, 22, 23, q0, q1 + vadd.s16 q8, q4, q1 + vadd.s16 q9, q5, q0 + vsub.s16 q6, q5, q0 + vsub.s16 q7, q4, q1 + STORE_COMBINE_CENTER_RESULTS_LAST + ; -------------------------------------------------------------------------- + ; part of final stage + ;output[ 6 * 32] = step1b[6][i] + step1b[25][i]; + ;output[ 7 * 32] = step1b[7][i] + step1b[24][i]; + ;output[24 * 32] = step1b[7][i] - step1b[24][i]; + ;output[25 * 32] = step1b[6][i] - step1b[25][i]; + LOAD_FROM_OUTPUT 23, 24, 25, q0, q1 + vadd.s16 q4, q2, q1 + vadd.s16 q5, q3, q0 + vsub.s16 q6, q3, q0 + vsub.s16 q7, q2, q1 + STORE_COMBINE_EXTREME_RESULTS_LAST + ; -------------------------------------------------------------------------- + ; restore pointers to their initial indices for next band pass by + ; removing/adding dest_stride * 8. The actual increment by eight + ; is taken care of within the _LAST macros. + add r6, r6, r2, lsl #3 + add r9, r9, r2, lsl #3 + sub r7, r7, r2, lsl #3 + sub r10, r10, r2, lsl #3 + + ; restore r0 by removing the last offset from the last + ; operation (LOAD_FROM_TRANSPOSED 16, 8, 24) => 24*8*2 + sub r0, r0, #24*8*2 + ; restore r1 by removing the last offset from the last + ; operation (LOAD_FROM_OUTPUT 23, 24, 25) => 25*32*2 + ; advance by 8 columns => 8*2 + sub r1, r1, #25*32*2 - 8*2 + ; advance by 8 lines (8*32*2) + ; go back by the two pairs from the loop (32*2) + add r3, r3, #8*32*2 - 32*2 + + ; bands loop processing + subs r4, r4, #1 + bne idct32_bands_loop + + ; stack operation + add sp, sp, #512+2048+2048 + vpop {d8-d15} + pop {r4-r11} + bx lr + ENDP ; |vp9_idct32x32_1024_add_neon| + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct4x4_1_add_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_idct4x4_1_add_neon.c new file mode 100644 index 000000000..f0457358e --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct4x4_1_add_neon.c @@ -0,0 +1,50 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> + +#include "vpx_ports/mem.h" +#include "vp9/common/vp9_idct.h" + +void vp9_idct4x4_1_add_neon( + int16_t *input, + uint8_t *dest, + int dest_stride) { + uint8x8_t d6u8; + uint32x2_t d2u32 = vdup_n_u32(0); + uint16x8_t q8u16; + int16x8_t q0s16; + uint8_t *d1, *d2; + int16_t i, a1, cospi_16_64 = 11585; + int16_t out = dct_const_round_shift(input[0] * cospi_16_64); + out = dct_const_round_shift(out * cospi_16_64); + a1 = ROUND_POWER_OF_TWO(out, 4); + + q0s16 = vdupq_n_s16(a1); + + // dc_only_idct_add + d1 = d2 = dest; + for (i = 0; i < 2; i++) { + d2u32 = vld1_lane_u32((const uint32_t *)d1, d2u32, 0); + d1 += dest_stride; + d2u32 = vld1_lane_u32((const uint32_t *)d1, d2u32, 1); + d1 += dest_stride; + + q8u16 = vaddw_u8(vreinterpretq_u16_s16(q0s16), + vreinterpret_u8_u32(d2u32)); + d6u8 = vqmovun_s16(vreinterpretq_s16_u16(q8u16)); + + vst1_lane_u32((uint32_t *)d2, vreinterpret_u32_u8(d6u8), 0); + d2 += dest_stride; + vst1_lane_u32((uint32_t *)d2, vreinterpret_u32_u8(d6u8), 1); + d2 += dest_stride; + } + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct4x4_1_add_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_idct4x4_1_add_neon_asm.asm new file mode 100644 index 000000000..0d4a721c4 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct4x4_1_add_neon_asm.asm @@ -0,0 +1,68 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license and patent +; grant that can be found in the LICENSE file in the root of the source +; tree. All contributing project authors may be found in the AUTHORS +; file in the root of the source tree. +; + + + EXPORT |vp9_idct4x4_1_add_neon| + ARM + REQUIRE8 + PRESERVE8 + + AREA ||.text||, CODE, READONLY, ALIGN=2 + +;void vp9_idct4x4_1_add_neon(int16_t *input, uint8_t *dest, +; int dest_stride) +; +; r0 int16_t input +; r1 uint8_t *dest +; r2 int dest_stride) + +|vp9_idct4x4_1_add_neon| PROC + ldrsh r0, [r0] + + ; generate cospi_16_64 = 11585 + mov r12, #0x2d00 + add r12, #0x41 + + ; out = dct_const_round_shift(input[0] * cospi_16_64) + mul r0, r0, r12 ; input[0] * cospi_16_64 + add r0, r0, #0x2000 ; +(1 << ((DCT_CONST_BITS) - 1)) + asr r0, r0, #14 ; >> DCT_CONST_BITS + + ; out = dct_const_round_shift(out * cospi_16_64) + mul r0, r0, r12 ; out * cospi_16_64 + mov r12, r1 ; save dest + add r0, r0, #0x2000 ; +(1 << ((DCT_CONST_BITS) - 1)) + asr r0, r0, #14 ; >> DCT_CONST_BITS + + ; a1 = ROUND_POWER_OF_TWO(out, 4) + add r0, r0, #8 ; + (1 <<((4) - 1)) + asr r0, r0, #4 ; >> 4 + + vdup.s16 q0, r0 ; duplicate a1 + + vld1.32 {d2[0]}, [r1], r2 + vld1.32 {d2[1]}, [r1], r2 + vld1.32 {d4[0]}, [r1], r2 + vld1.32 {d4[1]}, [r1] + + vaddw.u8 q8, q0, d2 ; dest[x] + a1 + vaddw.u8 q9, q0, d4 + + vqmovun.s16 d6, q8 ; clip_pixel + vqmovun.s16 d7, q9 + + vst1.32 {d6[0]}, [r12], r2 + vst1.32 {d6[1]}, [r12], r2 + vst1.32 {d7[0]}, [r12], r2 + vst1.32 {d7[1]}, [r12] + + bx lr + ENDP ; |vp9_idct4x4_1_add_neon| + + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct4x4_add_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_idct4x4_add_neon.c new file mode 100644 index 000000000..dc91e0f30 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct4x4_add_neon.c @@ -0,0 +1,151 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> + +void vp9_idct4x4_16_add_neon( + int16_t *input, + uint8_t *dest, + int dest_stride) { + uint8x8_t d26u8, d27u8; + uint32x2_t d26u32, d27u32; + uint16x8_t q8u16, q9u16; + int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16; + int16x4_t d22s16, d23s16, d24s16, d26s16, d27s16, d28s16, d29s16; + int16x8_t q8s16, q9s16, q13s16, q14s16; + int32x4_t q1s32, q13s32, q14s32, q15s32; + int16x4x2_t d0x2s16, d1x2s16; + int32x4x2_t q0x2s32; + uint8_t *d; + int16_t cospi_8_64 = 15137; + int16_t cospi_16_64 = 11585; + int16_t cospi_24_64 = 6270; + + d26u32 = d27u32 = vdup_n_u32(0); + + q8s16 = vld1q_s16(input); + q9s16 = vld1q_s16(input + 8); + + d16s16 = vget_low_s16(q8s16); + d17s16 = vget_high_s16(q8s16); + d18s16 = vget_low_s16(q9s16); + d19s16 = vget_high_s16(q9s16); + + d0x2s16 = vtrn_s16(d16s16, d17s16); + d1x2s16 = vtrn_s16(d18s16, d19s16); + q8s16 = vcombine_s16(d0x2s16.val[0], d0x2s16.val[1]); + q9s16 = vcombine_s16(d1x2s16.val[0], d1x2s16.val[1]); + + d20s16 = vdup_n_s16(cospi_8_64); + d21s16 = vdup_n_s16(cospi_16_64); + + q0x2s32 = vtrnq_s32(vreinterpretq_s32_s16(q8s16), + vreinterpretq_s32_s16(q9s16)); + d16s16 = vget_low_s16(vreinterpretq_s16_s32(q0x2s32.val[0])); + d17s16 = vget_high_s16(vreinterpretq_s16_s32(q0x2s32.val[0])); + d18s16 = vget_low_s16(vreinterpretq_s16_s32(q0x2s32.val[1])); + d19s16 = vget_high_s16(vreinterpretq_s16_s32(q0x2s32.val[1])); + + d22s16 = vdup_n_s16(cospi_24_64); + + // stage 1 + d23s16 = vadd_s16(d16s16, d18s16); + d24s16 = vsub_s16(d16s16, d18s16); + + q15s32 = vmull_s16(d17s16, d22s16); + q1s32 = vmull_s16(d17s16, d20s16); + q13s32 = vmull_s16(d23s16, d21s16); + q14s32 = vmull_s16(d24s16, d21s16); + + q15s32 = vmlsl_s16(q15s32, d19s16, d20s16); + q1s32 = vmlal_s16(q1s32, d19s16, d22s16); + + d26s16 = vqrshrn_n_s32(q13s32, 14); + d27s16 = vqrshrn_n_s32(q14s32, 14); + d29s16 = vqrshrn_n_s32(q15s32, 14); + d28s16 = vqrshrn_n_s32(q1s32, 14); + q13s16 = vcombine_s16(d26s16, d27s16); + q14s16 = vcombine_s16(d28s16, d29s16); + + // stage 2 + q8s16 = vaddq_s16(q13s16, q14s16); + q9s16 = vsubq_s16(q13s16, q14s16); + + d16s16 = vget_low_s16(q8s16); + d17s16 = vget_high_s16(q8s16); + d18s16 = vget_high_s16(q9s16); // vswp d18 d19 + d19s16 = vget_low_s16(q9s16); + + d0x2s16 = vtrn_s16(d16s16, d17s16); + d1x2s16 = vtrn_s16(d18s16, d19s16); + q8s16 = vcombine_s16(d0x2s16.val[0], d0x2s16.val[1]); + q9s16 = vcombine_s16(d1x2s16.val[0], d1x2s16.val[1]); + + q0x2s32 = vtrnq_s32(vreinterpretq_s32_s16(q8s16), + vreinterpretq_s32_s16(q9s16)); + d16s16 = vget_low_s16(vreinterpretq_s16_s32(q0x2s32.val[0])); + d17s16 = vget_high_s16(vreinterpretq_s16_s32(q0x2s32.val[0])); + d18s16 = vget_low_s16(vreinterpretq_s16_s32(q0x2s32.val[1])); + d19s16 = vget_high_s16(vreinterpretq_s16_s32(q0x2s32.val[1])); + + // do the transform on columns + // stage 1 + d23s16 = vadd_s16(d16s16, d18s16); + d24s16 = vsub_s16(d16s16, d18s16); + + q15s32 = vmull_s16(d17s16, d22s16); + q1s32 = vmull_s16(d17s16, d20s16); + q13s32 = vmull_s16(d23s16, d21s16); + q14s32 = vmull_s16(d24s16, d21s16); + + q15s32 = vmlsl_s16(q15s32, d19s16, d20s16); + q1s32 = vmlal_s16(q1s32, d19s16, d22s16); + + d26s16 = vqrshrn_n_s32(q13s32, 14); + d27s16 = vqrshrn_n_s32(q14s32, 14); + d29s16 = vqrshrn_n_s32(q15s32, 14); + d28s16 = vqrshrn_n_s32(q1s32, 14); + q13s16 = vcombine_s16(d26s16, d27s16); + q14s16 = vcombine_s16(d28s16, d29s16); + + // stage 2 + q8s16 = vaddq_s16(q13s16, q14s16); + q9s16 = vsubq_s16(q13s16, q14s16); + + q8s16 = vrshrq_n_s16(q8s16, 4); + q9s16 = vrshrq_n_s16(q9s16, 4); + + d = dest; + d26u32 = vld1_lane_u32((const uint32_t *)d, d26u32, 0); + d += dest_stride; + d26u32 = vld1_lane_u32((const uint32_t *)d, d26u32, 1); + d += dest_stride; + d27u32 = vld1_lane_u32((const uint32_t *)d, d27u32, 1); + d += dest_stride; + d27u32 = vld1_lane_u32((const uint32_t *)d, d27u32, 0); + + q8u16 = vaddw_u8(vreinterpretq_u16_s16(q8s16), + vreinterpret_u8_u32(d26u32)); + q9u16 = vaddw_u8(vreinterpretq_u16_s16(q9s16), + vreinterpret_u8_u32(d27u32)); + + d26u8 = vqmovun_s16(vreinterpretq_s16_u16(q8u16)); + d27u8 = vqmovun_s16(vreinterpretq_s16_u16(q9u16)); + + d = dest; + vst1_lane_u32((uint32_t *)d, vreinterpret_u32_u8(d26u8), 0); + d += dest_stride; + vst1_lane_u32((uint32_t *)d, vreinterpret_u32_u8(d26u8), 1); + d += dest_stride; + vst1_lane_u32((uint32_t *)d, vreinterpret_u32_u8(d27u8), 1); + d += dest_stride; + vst1_lane_u32((uint32_t *)d, vreinterpret_u32_u8(d27u8), 0); + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct4x4_add_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_idct4x4_add_neon_asm.asm new file mode 100644 index 000000000..00283fc8d --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct4x4_add_neon_asm.asm @@ -0,0 +1,190 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + EXPORT |vp9_idct4x4_16_add_neon| + ARM + REQUIRE8 + PRESERVE8 + + AREA ||.text||, CODE, READONLY, ALIGN=2 + + AREA Block, CODE, READONLY ; name this block of code +;void vp9_idct4x4_16_add_neon(int16_t *input, uint8_t *dest, int dest_stride) +; +; r0 int16_t input +; r1 uint8_t *dest +; r2 int dest_stride) + +|vp9_idct4x4_16_add_neon| PROC + + ; The 2D transform is done with two passes which are actually pretty + ; similar. We first transform the rows. This is done by transposing + ; the inputs, doing an SIMD column transform (the columns are the + ; transposed rows) and then transpose the results (so that it goes back + ; in normal/row positions). Then, we transform the columns by doing + ; another SIMD column transform. + ; So, two passes of a transpose followed by a column transform. + + ; load the inputs into q8-q9, d16-d19 + vld1.s16 {q8,q9}, [r0]! + + ; generate scalar constants + ; cospi_8_64 = 15137 = 0x3b21 + mov r0, #0x3b00 + add r0, #0x21 + ; cospi_16_64 = 11585 = 0x2d41 + mov r3, #0x2d00 + add r3, #0x41 + ; cospi_24_64 = 6270 = 0x 187e + mov r12, #0x1800 + add r12, #0x7e + + ; transpose the input data + ; 00 01 02 03 d16 + ; 10 11 12 13 d17 + ; 20 21 22 23 d18 + ; 30 31 32 33 d19 + vtrn.16 d16, d17 + vtrn.16 d18, d19 + + ; generate constant vectors + vdup.16 d20, r0 ; replicate cospi_8_64 + vdup.16 d21, r3 ; replicate cospi_16_64 + + ; 00 10 02 12 d16 + ; 01 11 03 13 d17 + ; 20 30 22 32 d18 + ; 21 31 23 33 d19 + vtrn.32 q8, q9 + ; 00 10 20 30 d16 + ; 01 11 21 31 d17 + ; 02 12 22 32 d18 + ; 03 13 23 33 d19 + + vdup.16 d22, r12 ; replicate cospi_24_64 + + ; do the transform on transposed rows + + ; stage 1 + vadd.s16 d23, d16, d18 ; (input[0] + input[2]) + vsub.s16 d24, d16, d18 ; (input[0] - input[2]) + + vmull.s16 q15, d17, d22 ; input[1] * cospi_24_64 + vmull.s16 q1, d17, d20 ; input[1] * cospi_8_64 + + ; (input[0] + input[2]) * cospi_16_64; + ; (input[0] - input[2]) * cospi_16_64; + vmull.s16 q13, d23, d21 + vmull.s16 q14, d24, d21 + + ; input[1] * cospi_24_64 - input[3] * cospi_8_64; + ; input[1] * cospi_8_64 + input[3] * cospi_24_64; + vmlsl.s16 q15, d19, d20 + vmlal.s16 q1, d19, d22 + + ; dct_const_round_shift + vqrshrn.s32 d26, q13, #14 + vqrshrn.s32 d27, q14, #14 + vqrshrn.s32 d29, q15, #14 + vqrshrn.s32 d28, q1, #14 + + ; stage 2 + ; output[0] = step[0] + step[3]; + ; output[1] = step[1] + step[2]; + ; output[3] = step[0] - step[3]; + ; output[2] = step[1] - step[2]; + vadd.s16 q8, q13, q14 + vsub.s16 q9, q13, q14 + vswp d18, d19 + + ; transpose the results + ; 00 01 02 03 d16 + ; 10 11 12 13 d17 + ; 20 21 22 23 d18 + ; 30 31 32 33 d19 + vtrn.16 d16, d17 + vtrn.16 d18, d19 + ; 00 10 02 12 d16 + ; 01 11 03 13 d17 + ; 20 30 22 32 d18 + ; 21 31 23 33 d19 + vtrn.32 q8, q9 + ; 00 10 20 30 d16 + ; 01 11 21 31 d17 + ; 02 12 22 32 d18 + ; 03 13 23 33 d19 + + ; do the transform on columns + + ; stage 1 + vadd.s16 d23, d16, d18 ; (input[0] + input[2]) + vsub.s16 d24, d16, d18 ; (input[0] - input[2]) + + vmull.s16 q15, d17, d22 ; input[1] * cospi_24_64 + vmull.s16 q1, d17, d20 ; input[1] * cospi_8_64 + + ; (input[0] + input[2]) * cospi_16_64; + ; (input[0] - input[2]) * cospi_16_64; + vmull.s16 q13, d23, d21 + vmull.s16 q14, d24, d21 + + ; input[1] * cospi_24_64 - input[3] * cospi_8_64; + ; input[1] * cospi_8_64 + input[3] * cospi_24_64; + vmlsl.s16 q15, d19, d20 + vmlal.s16 q1, d19, d22 + + ; dct_const_round_shift + vqrshrn.s32 d26, q13, #14 + vqrshrn.s32 d27, q14, #14 + vqrshrn.s32 d29, q15, #14 + vqrshrn.s32 d28, q1, #14 + + ; stage 2 + ; output[0] = step[0] + step[3]; + ; output[1] = step[1] + step[2]; + ; output[3] = step[0] - step[3]; + ; output[2] = step[1] - step[2]; + vadd.s16 q8, q13, q14 + vsub.s16 q9, q13, q14 + + ; The results are in two registers, one of them being swapped. This will + ; be taken care of by loading the 'dest' value in a swapped fashion and + ; also storing them in the same swapped fashion. + ; temp_out[0, 1] = d16, d17 = q8 + ; temp_out[2, 3] = d19, d18 = q9 swapped + + ; ROUND_POWER_OF_TWO(temp_out[j], 4) + vrshr.s16 q8, q8, #4 + vrshr.s16 q9, q9, #4 + + vld1.32 {d26[0]}, [r1], r2 + vld1.32 {d26[1]}, [r1], r2 + vld1.32 {d27[1]}, [r1], r2 + vld1.32 {d27[0]}, [r1] ; no post-increment + + ; ROUND_POWER_OF_TWO(temp_out[j], 4) + dest[j * dest_stride + i] + vaddw.u8 q8, q8, d26 + vaddw.u8 q9, q9, d27 + + ; clip_pixel + vqmovun.s16 d26, q8 + vqmovun.s16 d27, q9 + + ; do the stores in reverse order with negative post-increment, by changing + ; the sign of the stride + rsb r2, r2, #0 + vst1.32 {d27[0]}, [r1], r2 + vst1.32 {d27[1]}, [r1], r2 + vst1.32 {d26[1]}, [r1], r2 + vst1.32 {d26[0]}, [r1] ; no post-increment + bx lr + ENDP ; |vp9_idct4x4_16_add_neon| + + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct8x8_1_add_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_idct8x8_1_add_neon.c new file mode 100644 index 000000000..5369697c7 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct8x8_1_add_neon.c @@ -0,0 +1,64 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> + +#include "vpx_ports/mem.h" +#include "vp9/common/vp9_idct.h" + +void vp9_idct8x8_1_add_neon( + int16_t *input, + uint8_t *dest, + int dest_stride) { + uint8x8_t d2u8, d3u8, d30u8, d31u8; + uint64x1_t d2u64, d3u64, d4u64, d5u64; + uint16x8_t q0u16, q9u16, q10u16, q11u16, q12u16; + int16x8_t q0s16; + uint8_t *d1, *d2; + int16_t i, a1, cospi_16_64 = 11585; + int16_t out = dct_const_round_shift(input[0] * cospi_16_64); + out = dct_const_round_shift(out * cospi_16_64); + a1 = ROUND_POWER_OF_TWO(out, 5); + + q0s16 = vdupq_n_s16(a1); + q0u16 = vreinterpretq_u16_s16(q0s16); + + d1 = d2 = dest; + for (i = 0; i < 2; i++) { + d2u64 = vld1_u64((const uint64_t *)d1); + d1 += dest_stride; + d3u64 = vld1_u64((const uint64_t *)d1); + d1 += dest_stride; + d4u64 = vld1_u64((const uint64_t *)d1); + d1 += dest_stride; + d5u64 = vld1_u64((const uint64_t *)d1); + d1 += dest_stride; + + q9u16 = vaddw_u8(q0u16, vreinterpret_u8_u64(d2u64)); + q10u16 = vaddw_u8(q0u16, vreinterpret_u8_u64(d3u64)); + q11u16 = vaddw_u8(q0u16, vreinterpret_u8_u64(d4u64)); + q12u16 = vaddw_u8(q0u16, vreinterpret_u8_u64(d5u64)); + + d2u8 = vqmovun_s16(vreinterpretq_s16_u16(q9u16)); + d3u8 = vqmovun_s16(vreinterpretq_s16_u16(q10u16)); + d30u8 = vqmovun_s16(vreinterpretq_s16_u16(q11u16)); + d31u8 = vqmovun_s16(vreinterpretq_s16_u16(q12u16)); + + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d2u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d3u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d30u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d31u8)); + d2 += dest_stride; + } + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct8x8_1_add_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_idct8x8_1_add_neon_asm.asm new file mode 100644 index 000000000..421d202d4 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct8x8_1_add_neon_asm.asm @@ -0,0 +1,88 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license and patent +; grant that can be found in the LICENSE file in the root of the source +; tree. All contributing project authors may be found in the AUTHORS +; file in the root of the source tree. +; + + + EXPORT |vp9_idct8x8_1_add_neon| + ARM + REQUIRE8 + PRESERVE8 + + AREA ||.text||, CODE, READONLY, ALIGN=2 + +;void vp9_idct8x8_1_add_neon(int16_t *input, uint8_t *dest, +; int dest_stride) +; +; r0 int16_t input +; r1 uint8_t *dest +; r2 int dest_stride) + +|vp9_idct8x8_1_add_neon| PROC + ldrsh r0, [r0] + + ; generate cospi_16_64 = 11585 + mov r12, #0x2d00 + add r12, #0x41 + + ; out = dct_const_round_shift(input[0] * cospi_16_64) + mul r0, r0, r12 ; input[0] * cospi_16_64 + add r0, r0, #0x2000 ; +(1 << ((DCT_CONST_BITS) - 1)) + asr r0, r0, #14 ; >> DCT_CONST_BITS + + ; out = dct_const_round_shift(out * cospi_16_64) + mul r0, r0, r12 ; out * cospi_16_64 + mov r12, r1 ; save dest + add r0, r0, #0x2000 ; +(1 << ((DCT_CONST_BITS) - 1)) + asr r0, r0, #14 ; >> DCT_CONST_BITS + + ; a1 = ROUND_POWER_OF_TWO(out, 5) + add r0, r0, #16 ; + (1 <<((5) - 1)) + asr r0, r0, #5 ; >> 5 + + vdup.s16 q0, r0 ; duplicate a1 + + ; load destination data + vld1.64 {d2}, [r1], r2 + vld1.64 {d3}, [r1], r2 + vld1.64 {d4}, [r1], r2 + vld1.64 {d5}, [r1], r2 + vld1.64 {d6}, [r1], r2 + vld1.64 {d7}, [r1], r2 + vld1.64 {d16}, [r1], r2 + vld1.64 {d17}, [r1] + + vaddw.u8 q9, q0, d2 ; dest[x] + a1 + vaddw.u8 q10, q0, d3 ; dest[x] + a1 + vaddw.u8 q11, q0, d4 ; dest[x] + a1 + vaddw.u8 q12, q0, d5 ; dest[x] + a1 + vqmovun.s16 d2, q9 ; clip_pixel + vqmovun.s16 d3, q10 ; clip_pixel + vqmovun.s16 d30, q11 ; clip_pixel + vqmovun.s16 d31, q12 ; clip_pixel + vst1.64 {d2}, [r12], r2 + vst1.64 {d3}, [r12], r2 + vst1.64 {d30}, [r12], r2 + vst1.64 {d31}, [r12], r2 + + vaddw.u8 q9, q0, d6 ; dest[x] + a1 + vaddw.u8 q10, q0, d7 ; dest[x] + a1 + vaddw.u8 q11, q0, d16 ; dest[x] + a1 + vaddw.u8 q12, q0, d17 ; dest[x] + a1 + vqmovun.s16 d2, q9 ; clip_pixel + vqmovun.s16 d3, q10 ; clip_pixel + vqmovun.s16 d30, q11 ; clip_pixel + vqmovun.s16 d31, q12 ; clip_pixel + vst1.64 {d2}, [r12], r2 + vst1.64 {d3}, [r12], r2 + vst1.64 {d30}, [r12], r2 + vst1.64 {d31}, [r12], r2 + + bx lr + ENDP ; |vp9_idct8x8_1_add_neon| + + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct8x8_add_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_idct8x8_add_neon.c new file mode 100644 index 000000000..2b3c1ce60 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct8x8_add_neon.c @@ -0,0 +1,547 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> + +#include "./vpx_config.h" + +static int16_t cospi_4_64 = 16069; +static int16_t cospi_8_64 = 15137; +static int16_t cospi_12_64 = 13623; +static int16_t cospi_16_64 = 11585; +static int16_t cospi_20_64 = 9102; +static int16_t cospi_24_64 = 6270; +static int16_t cospi_28_64 = 3196; + +static INLINE void TRANSPOSE8X8( + int16x8_t *q8s16, + int16x8_t *q9s16, + int16x8_t *q10s16, + int16x8_t *q11s16, + int16x8_t *q12s16, + int16x8_t *q13s16, + int16x8_t *q14s16, + int16x8_t *q15s16) { + int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16, d22s16, d23s16; + int16x4_t d24s16, d25s16, d26s16, d27s16, d28s16, d29s16, d30s16, d31s16; + int32x4x2_t q0x2s32, q1x2s32, q2x2s32, q3x2s32; + int16x8x2_t q0x2s16, q1x2s16, q2x2s16, q3x2s16; + + d16s16 = vget_low_s16(*q8s16); + d17s16 = vget_high_s16(*q8s16); + d18s16 = vget_low_s16(*q9s16); + d19s16 = vget_high_s16(*q9s16); + d20s16 = vget_low_s16(*q10s16); + d21s16 = vget_high_s16(*q10s16); + d22s16 = vget_low_s16(*q11s16); + d23s16 = vget_high_s16(*q11s16); + d24s16 = vget_low_s16(*q12s16); + d25s16 = vget_high_s16(*q12s16); + d26s16 = vget_low_s16(*q13s16); + d27s16 = vget_high_s16(*q13s16); + d28s16 = vget_low_s16(*q14s16); + d29s16 = vget_high_s16(*q14s16); + d30s16 = vget_low_s16(*q15s16); + d31s16 = vget_high_s16(*q15s16); + + *q8s16 = vcombine_s16(d16s16, d24s16); // vswp d17, d24 + *q9s16 = vcombine_s16(d18s16, d26s16); // vswp d19, d26 + *q10s16 = vcombine_s16(d20s16, d28s16); // vswp d21, d28 + *q11s16 = vcombine_s16(d22s16, d30s16); // vswp d23, d30 + *q12s16 = vcombine_s16(d17s16, d25s16); + *q13s16 = vcombine_s16(d19s16, d27s16); + *q14s16 = vcombine_s16(d21s16, d29s16); + *q15s16 = vcombine_s16(d23s16, d31s16); + + q0x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q8s16), + vreinterpretq_s32_s16(*q10s16)); + q1x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q9s16), + vreinterpretq_s32_s16(*q11s16)); + q2x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q12s16), + vreinterpretq_s32_s16(*q14s16)); + q3x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q13s16), + vreinterpretq_s32_s16(*q15s16)); + + q0x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q0x2s32.val[0]), // q8 + vreinterpretq_s16_s32(q1x2s32.val[0])); // q9 + q1x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q0x2s32.val[1]), // q10 + vreinterpretq_s16_s32(q1x2s32.val[1])); // q11 + q2x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q2x2s32.val[0]), // q12 + vreinterpretq_s16_s32(q3x2s32.val[0])); // q13 + q3x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q2x2s32.val[1]), // q14 + vreinterpretq_s16_s32(q3x2s32.val[1])); // q15 + + *q8s16 = q0x2s16.val[0]; + *q9s16 = q0x2s16.val[1]; + *q10s16 = q1x2s16.val[0]; + *q11s16 = q1x2s16.val[1]; + *q12s16 = q2x2s16.val[0]; + *q13s16 = q2x2s16.val[1]; + *q14s16 = q3x2s16.val[0]; + *q15s16 = q3x2s16.val[1]; + return; +} + +static INLINE void IDCT8x8_1D( + int16x8_t *q8s16, + int16x8_t *q9s16, + int16x8_t *q10s16, + int16x8_t *q11s16, + int16x8_t *q12s16, + int16x8_t *q13s16, + int16x8_t *q14s16, + int16x8_t *q15s16) { + int16x4_t d0s16, d1s16, d2s16, d3s16; + int16x4_t d8s16, d9s16, d10s16, d11s16, d12s16, d13s16, d14s16, d15s16; + int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16, d22s16, d23s16; + int16x4_t d24s16, d25s16, d26s16, d27s16, d28s16, d29s16, d30s16, d31s16; + int16x8_t q0s16, q1s16, q2s16, q3s16, q4s16, q5s16, q6s16, q7s16; + int32x4_t q2s32, q3s32, q5s32, q6s32, q8s32, q9s32; + int32x4_t q10s32, q11s32, q12s32, q13s32, q15s32; + + d0s16 = vdup_n_s16(cospi_28_64); + d1s16 = vdup_n_s16(cospi_4_64); + d2s16 = vdup_n_s16(cospi_12_64); + d3s16 = vdup_n_s16(cospi_20_64); + + d16s16 = vget_low_s16(*q8s16); + d17s16 = vget_high_s16(*q8s16); + d18s16 = vget_low_s16(*q9s16); + d19s16 = vget_high_s16(*q9s16); + d20s16 = vget_low_s16(*q10s16); + d21s16 = vget_high_s16(*q10s16); + d22s16 = vget_low_s16(*q11s16); + d23s16 = vget_high_s16(*q11s16); + d24s16 = vget_low_s16(*q12s16); + d25s16 = vget_high_s16(*q12s16); + d26s16 = vget_low_s16(*q13s16); + d27s16 = vget_high_s16(*q13s16); + d28s16 = vget_low_s16(*q14s16); + d29s16 = vget_high_s16(*q14s16); + d30s16 = vget_low_s16(*q15s16); + d31s16 = vget_high_s16(*q15s16); + + q2s32 = vmull_s16(d18s16, d0s16); + q3s32 = vmull_s16(d19s16, d0s16); + q5s32 = vmull_s16(d26s16, d2s16); + q6s32 = vmull_s16(d27s16, d2s16); + + q2s32 = vmlsl_s16(q2s32, d30s16, d1s16); + q3s32 = vmlsl_s16(q3s32, d31s16, d1s16); + q5s32 = vmlsl_s16(q5s32, d22s16, d3s16); + q6s32 = vmlsl_s16(q6s32, d23s16, d3s16); + + d8s16 = vqrshrn_n_s32(q2s32, 14); + d9s16 = vqrshrn_n_s32(q3s32, 14); + d10s16 = vqrshrn_n_s32(q5s32, 14); + d11s16 = vqrshrn_n_s32(q6s32, 14); + q4s16 = vcombine_s16(d8s16, d9s16); + q5s16 = vcombine_s16(d10s16, d11s16); + + q2s32 = vmull_s16(d18s16, d1s16); + q3s32 = vmull_s16(d19s16, d1s16); + q9s32 = vmull_s16(d26s16, d3s16); + q13s32 = vmull_s16(d27s16, d3s16); + + q2s32 = vmlal_s16(q2s32, d30s16, d0s16); + q3s32 = vmlal_s16(q3s32, d31s16, d0s16); + q9s32 = vmlal_s16(q9s32, d22s16, d2s16); + q13s32 = vmlal_s16(q13s32, d23s16, d2s16); + + d14s16 = vqrshrn_n_s32(q2s32, 14); + d15s16 = vqrshrn_n_s32(q3s32, 14); + d12s16 = vqrshrn_n_s32(q9s32, 14); + d13s16 = vqrshrn_n_s32(q13s32, 14); + q6s16 = vcombine_s16(d12s16, d13s16); + q7s16 = vcombine_s16(d14s16, d15s16); + + d0s16 = vdup_n_s16(cospi_16_64); + + q2s32 = vmull_s16(d16s16, d0s16); + q3s32 = vmull_s16(d17s16, d0s16); + q13s32 = vmull_s16(d16s16, d0s16); + q15s32 = vmull_s16(d17s16, d0s16); + + q2s32 = vmlal_s16(q2s32, d24s16, d0s16); + q3s32 = vmlal_s16(q3s32, d25s16, d0s16); + q13s32 = vmlsl_s16(q13s32, d24s16, d0s16); + q15s32 = vmlsl_s16(q15s32, d25s16, d0s16); + + d0s16 = vdup_n_s16(cospi_24_64); + d1s16 = vdup_n_s16(cospi_8_64); + + d18s16 = vqrshrn_n_s32(q2s32, 14); + d19s16 = vqrshrn_n_s32(q3s32, 14); + d22s16 = vqrshrn_n_s32(q13s32, 14); + d23s16 = vqrshrn_n_s32(q15s32, 14); + *q9s16 = vcombine_s16(d18s16, d19s16); + *q11s16 = vcombine_s16(d22s16, d23s16); + + q2s32 = vmull_s16(d20s16, d0s16); + q3s32 = vmull_s16(d21s16, d0s16); + q8s32 = vmull_s16(d20s16, d1s16); + q12s32 = vmull_s16(d21s16, d1s16); + + q2s32 = vmlsl_s16(q2s32, d28s16, d1s16); + q3s32 = vmlsl_s16(q3s32, d29s16, d1s16); + q8s32 = vmlal_s16(q8s32, d28s16, d0s16); + q12s32 = vmlal_s16(q12s32, d29s16, d0s16); + + d26s16 = vqrshrn_n_s32(q2s32, 14); + d27s16 = vqrshrn_n_s32(q3s32, 14); + d30s16 = vqrshrn_n_s32(q8s32, 14); + d31s16 = vqrshrn_n_s32(q12s32, 14); + *q13s16 = vcombine_s16(d26s16, d27s16); + *q15s16 = vcombine_s16(d30s16, d31s16); + + q0s16 = vaddq_s16(*q9s16, *q15s16); + q1s16 = vaddq_s16(*q11s16, *q13s16); + q2s16 = vsubq_s16(*q11s16, *q13s16); + q3s16 = vsubq_s16(*q9s16, *q15s16); + + *q13s16 = vsubq_s16(q4s16, q5s16); + q4s16 = vaddq_s16(q4s16, q5s16); + *q14s16 = vsubq_s16(q7s16, q6s16); + q7s16 = vaddq_s16(q7s16, q6s16); + d26s16 = vget_low_s16(*q13s16); + d27s16 = vget_high_s16(*q13s16); + d28s16 = vget_low_s16(*q14s16); + d29s16 = vget_high_s16(*q14s16); + + d16s16 = vdup_n_s16(cospi_16_64); + + q9s32 = vmull_s16(d28s16, d16s16); + q10s32 = vmull_s16(d29s16, d16s16); + q11s32 = vmull_s16(d28s16, d16s16); + q12s32 = vmull_s16(d29s16, d16s16); + + q9s32 = vmlsl_s16(q9s32, d26s16, d16s16); + q10s32 = vmlsl_s16(q10s32, d27s16, d16s16); + q11s32 = vmlal_s16(q11s32, d26s16, d16s16); + q12s32 = vmlal_s16(q12s32, d27s16, d16s16); + + d10s16 = vqrshrn_n_s32(q9s32, 14); + d11s16 = vqrshrn_n_s32(q10s32, 14); + d12s16 = vqrshrn_n_s32(q11s32, 14); + d13s16 = vqrshrn_n_s32(q12s32, 14); + q5s16 = vcombine_s16(d10s16, d11s16); + q6s16 = vcombine_s16(d12s16, d13s16); + + *q8s16 = vaddq_s16(q0s16, q7s16); + *q9s16 = vaddq_s16(q1s16, q6s16); + *q10s16 = vaddq_s16(q2s16, q5s16); + *q11s16 = vaddq_s16(q3s16, q4s16); + *q12s16 = vsubq_s16(q3s16, q4s16); + *q13s16 = vsubq_s16(q2s16, q5s16); + *q14s16 = vsubq_s16(q1s16, q6s16); + *q15s16 = vsubq_s16(q0s16, q7s16); + return; +} + +void vp9_idct8x8_64_add_neon( + int16_t *input, + uint8_t *dest, + int dest_stride) { + uint8_t *d1, *d2; + uint8x8_t d0u8, d1u8, d2u8, d3u8; + uint64x1_t d0u64, d1u64, d2u64, d3u64; + int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16, q13s16, q14s16, q15s16; + uint16x8_t q8u16, q9u16, q10u16, q11u16; + + q8s16 = vld1q_s16(input); + q9s16 = vld1q_s16(input + 8); + q10s16 = vld1q_s16(input + 16); + q11s16 = vld1q_s16(input + 24); + q12s16 = vld1q_s16(input + 32); + q13s16 = vld1q_s16(input + 40); + q14s16 = vld1q_s16(input + 48); + q15s16 = vld1q_s16(input + 56); + + TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + IDCT8x8_1D(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + IDCT8x8_1D(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + q8s16 = vrshrq_n_s16(q8s16, 5); + q9s16 = vrshrq_n_s16(q9s16, 5); + q10s16 = vrshrq_n_s16(q10s16, 5); + q11s16 = vrshrq_n_s16(q11s16, 5); + q12s16 = vrshrq_n_s16(q12s16, 5); + q13s16 = vrshrq_n_s16(q13s16, 5); + q14s16 = vrshrq_n_s16(q14s16, 5); + q15s16 = vrshrq_n_s16(q15s16, 5); + + d1 = d2 = dest; + + d0u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d1u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d2u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d3u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + + q8u16 = vaddw_u8(vreinterpretq_u16_s16(q8s16), + vreinterpret_u8_u64(d0u64)); + q9u16 = vaddw_u8(vreinterpretq_u16_s16(q9s16), + vreinterpret_u8_u64(d1u64)); + q10u16 = vaddw_u8(vreinterpretq_u16_s16(q10s16), + vreinterpret_u8_u64(d2u64)); + q11u16 = vaddw_u8(vreinterpretq_u16_s16(q11s16), + vreinterpret_u8_u64(d3u64)); + + d0u8 = vqmovun_s16(vreinterpretq_s16_u16(q8u16)); + d1u8 = vqmovun_s16(vreinterpretq_s16_u16(q9u16)); + d2u8 = vqmovun_s16(vreinterpretq_s16_u16(q10u16)); + d3u8 = vqmovun_s16(vreinterpretq_s16_u16(q11u16)); + + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d0u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d1u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d2u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d3u8)); + d2 += dest_stride; + + q8s16 = q12s16; + q9s16 = q13s16; + q10s16 = q14s16; + q11s16 = q15s16; + + d0u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d1u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d2u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d3u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + + q8u16 = vaddw_u8(vreinterpretq_u16_s16(q8s16), + vreinterpret_u8_u64(d0u64)); + q9u16 = vaddw_u8(vreinterpretq_u16_s16(q9s16), + vreinterpret_u8_u64(d1u64)); + q10u16 = vaddw_u8(vreinterpretq_u16_s16(q10s16), + vreinterpret_u8_u64(d2u64)); + q11u16 = vaddw_u8(vreinterpretq_u16_s16(q11s16), + vreinterpret_u8_u64(d3u64)); + + d0u8 = vqmovun_s16(vreinterpretq_s16_u16(q8u16)); + d1u8 = vqmovun_s16(vreinterpretq_s16_u16(q9u16)); + d2u8 = vqmovun_s16(vreinterpretq_s16_u16(q10u16)); + d3u8 = vqmovun_s16(vreinterpretq_s16_u16(q11u16)); + + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d0u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d1u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d2u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d3u8)); + d2 += dest_stride; + return; +} + +void vp9_idct8x8_12_add_neon( + int16_t *input, + uint8_t *dest, + int dest_stride) { + uint8_t *d1, *d2; + uint8x8_t d0u8, d1u8, d2u8, d3u8; + int16x4_t d10s16, d11s16, d12s16, d13s16, d16s16; + int16x4_t d26s16, d27s16, d28s16, d29s16; + uint64x1_t d0u64, d1u64, d2u64, d3u64; + int16x8_t q0s16, q1s16, q2s16, q3s16, q4s16, q5s16, q6s16, q7s16; + int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16, q13s16, q14s16, q15s16; + uint16x8_t q8u16, q9u16, q10u16, q11u16; + int32x4_t q9s32, q10s32, q11s32, q12s32; + + q8s16 = vld1q_s16(input); + q9s16 = vld1q_s16(input + 8); + q10s16 = vld1q_s16(input + 16); + q11s16 = vld1q_s16(input + 24); + q12s16 = vld1q_s16(input + 32); + q13s16 = vld1q_s16(input + 40); + q14s16 = vld1q_s16(input + 48); + q15s16 = vld1q_s16(input + 56); + + TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + // First transform rows + // stage 1 + q0s16 = vdupq_n_s16(cospi_28_64 * 2); + q1s16 = vdupq_n_s16(cospi_4_64 * 2); + + q4s16 = vqrdmulhq_s16(q9s16, q0s16); + + q0s16 = vdupq_n_s16(-cospi_20_64 * 2); + + q7s16 = vqrdmulhq_s16(q9s16, q1s16); + + q1s16 = vdupq_n_s16(cospi_12_64 * 2); + + q5s16 = vqrdmulhq_s16(q11s16, q0s16); + + q0s16 = vdupq_n_s16(cospi_16_64 * 2); + + q6s16 = vqrdmulhq_s16(q11s16, q1s16); + + // stage 2 & stage 3 - even half + q1s16 = vdupq_n_s16(cospi_24_64 * 2); + + q9s16 = vqrdmulhq_s16(q8s16, q0s16); + + q0s16 = vdupq_n_s16(cospi_8_64 * 2); + + q13s16 = vqrdmulhq_s16(q10s16, q1s16); + + q15s16 = vqrdmulhq_s16(q10s16, q0s16); + + // stage 3 -odd half + q0s16 = vaddq_s16(q9s16, q15s16); + q1s16 = vaddq_s16(q9s16, q13s16); + q2s16 = vsubq_s16(q9s16, q13s16); + q3s16 = vsubq_s16(q9s16, q15s16); + + // stage 2 - odd half + q13s16 = vsubq_s16(q4s16, q5s16); + q4s16 = vaddq_s16(q4s16, q5s16); + q14s16 = vsubq_s16(q7s16, q6s16); + q7s16 = vaddq_s16(q7s16, q6s16); + d26s16 = vget_low_s16(q13s16); + d27s16 = vget_high_s16(q13s16); + d28s16 = vget_low_s16(q14s16); + d29s16 = vget_high_s16(q14s16); + + d16s16 = vdup_n_s16(cospi_16_64); + q9s32 = vmull_s16(d28s16, d16s16); + q10s32 = vmull_s16(d29s16, d16s16); + q11s32 = vmull_s16(d28s16, d16s16); + q12s32 = vmull_s16(d29s16, d16s16); + + q9s32 = vmlsl_s16(q9s32, d26s16, d16s16); + q10s32 = vmlsl_s16(q10s32, d27s16, d16s16); + q11s32 = vmlal_s16(q11s32, d26s16, d16s16); + q12s32 = vmlal_s16(q12s32, d27s16, d16s16); + + d10s16 = vqrshrn_n_s32(q9s32, 14); + d11s16 = vqrshrn_n_s32(q10s32, 14); + d12s16 = vqrshrn_n_s32(q11s32, 14); + d13s16 = vqrshrn_n_s32(q12s32, 14); + q5s16 = vcombine_s16(d10s16, d11s16); + q6s16 = vcombine_s16(d12s16, d13s16); + + // stage 4 + q8s16 = vaddq_s16(q0s16, q7s16); + q9s16 = vaddq_s16(q1s16, q6s16); + q10s16 = vaddq_s16(q2s16, q5s16); + q11s16 = vaddq_s16(q3s16, q4s16); + q12s16 = vsubq_s16(q3s16, q4s16); + q13s16 = vsubq_s16(q2s16, q5s16); + q14s16 = vsubq_s16(q1s16, q6s16); + q15s16 = vsubq_s16(q0s16, q7s16); + + TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + IDCT8x8_1D(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + q8s16 = vrshrq_n_s16(q8s16, 5); + q9s16 = vrshrq_n_s16(q9s16, 5); + q10s16 = vrshrq_n_s16(q10s16, 5); + q11s16 = vrshrq_n_s16(q11s16, 5); + q12s16 = vrshrq_n_s16(q12s16, 5); + q13s16 = vrshrq_n_s16(q13s16, 5); + q14s16 = vrshrq_n_s16(q14s16, 5); + q15s16 = vrshrq_n_s16(q15s16, 5); + + d1 = d2 = dest; + + d0u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d1u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d2u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d3u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + + q8u16 = vaddw_u8(vreinterpretq_u16_s16(q8s16), + vreinterpret_u8_u64(d0u64)); + q9u16 = vaddw_u8(vreinterpretq_u16_s16(q9s16), + vreinterpret_u8_u64(d1u64)); + q10u16 = vaddw_u8(vreinterpretq_u16_s16(q10s16), + vreinterpret_u8_u64(d2u64)); + q11u16 = vaddw_u8(vreinterpretq_u16_s16(q11s16), + vreinterpret_u8_u64(d3u64)); + + d0u8 = vqmovun_s16(vreinterpretq_s16_u16(q8u16)); + d1u8 = vqmovun_s16(vreinterpretq_s16_u16(q9u16)); + d2u8 = vqmovun_s16(vreinterpretq_s16_u16(q10u16)); + d3u8 = vqmovun_s16(vreinterpretq_s16_u16(q11u16)); + + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d0u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d1u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d2u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d3u8)); + d2 += dest_stride; + + q8s16 = q12s16; + q9s16 = q13s16; + q10s16 = q14s16; + q11s16 = q15s16; + + d0u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d1u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d2u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d3u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + + q8u16 = vaddw_u8(vreinterpretq_u16_s16(q8s16), + vreinterpret_u8_u64(d0u64)); + q9u16 = vaddw_u8(vreinterpretq_u16_s16(q9s16), + vreinterpret_u8_u64(d1u64)); + q10u16 = vaddw_u8(vreinterpretq_u16_s16(q10s16), + vreinterpret_u8_u64(d2u64)); + q11u16 = vaddw_u8(vreinterpretq_u16_s16(q11s16), + vreinterpret_u8_u64(d3u64)); + + d0u8 = vqmovun_s16(vreinterpretq_s16_u16(q8u16)); + d1u8 = vqmovun_s16(vreinterpretq_s16_u16(q9u16)); + d2u8 = vqmovun_s16(vreinterpretq_s16_u16(q10u16)); + d3u8 = vqmovun_s16(vreinterpretq_s16_u16(q11u16)); + + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d0u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d1u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d2u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d3u8)); + d2 += dest_stride; + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_idct8x8_add_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_idct8x8_add_neon_asm.asm new file mode 100644 index 000000000..ab5bb6920 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_idct8x8_add_neon_asm.asm @@ -0,0 +1,519 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + EXPORT |vp9_idct8x8_64_add_neon| + EXPORT |vp9_idct8x8_12_add_neon| + ARM + REQUIRE8 + PRESERVE8 + + AREA ||.text||, CODE, READONLY, ALIGN=2 + + ; Parallel 1D IDCT on all the columns of a 8x8 16bit data matrix which are + ; loaded in q8-q15. The output will be stored back into q8-q15 registers. + ; This macro will touch q0-q7 registers and use them as buffer during + ; calculation. + MACRO + IDCT8x8_1D + ; stage 1 + vdup.16 d0, r3 ; duplicate cospi_28_64 + vdup.16 d1, r4 ; duplicate cospi_4_64 + vdup.16 d2, r5 ; duplicate cospi_12_64 + vdup.16 d3, r6 ; duplicate cospi_20_64 + + ; input[1] * cospi_28_64 + vmull.s16 q2, d18, d0 + vmull.s16 q3, d19, d0 + + ; input[5] * cospi_12_64 + vmull.s16 q5, d26, d2 + vmull.s16 q6, d27, d2 + + ; input[1]*cospi_28_64-input[7]*cospi_4_64 + vmlsl.s16 q2, d30, d1 + vmlsl.s16 q3, d31, d1 + + ; input[5] * cospi_12_64 - input[3] * cospi_20_64 + vmlsl.s16 q5, d22, d3 + vmlsl.s16 q6, d23, d3 + + ; dct_const_round_shift(input_dc * cospi_16_64) + vqrshrn.s32 d8, q2, #14 ; >> 14 + vqrshrn.s32 d9, q3, #14 ; >> 14 + + ; dct_const_round_shift(input_dc * cospi_16_64) + vqrshrn.s32 d10, q5, #14 ; >> 14 + vqrshrn.s32 d11, q6, #14 ; >> 14 + + ; input[1] * cospi_4_64 + vmull.s16 q2, d18, d1 + vmull.s16 q3, d19, d1 + + ; input[5] * cospi_20_64 + vmull.s16 q9, d26, d3 + vmull.s16 q13, d27, d3 + + ; input[1]*cospi_4_64+input[7]*cospi_28_64 + vmlal.s16 q2, d30, d0 + vmlal.s16 q3, d31, d0 + + ; input[5] * cospi_20_64 + input[3] * cospi_12_64 + vmlal.s16 q9, d22, d2 + vmlal.s16 q13, d23, d2 + + ; dct_const_round_shift(input_dc * cospi_16_64) + vqrshrn.s32 d14, q2, #14 ; >> 14 + vqrshrn.s32 d15, q3, #14 ; >> 14 + + ; stage 2 & stage 3 - even half + vdup.16 d0, r7 ; duplicate cospi_16_64 + + ; dct_const_round_shift(input_dc * cospi_16_64) + vqrshrn.s32 d12, q9, #14 ; >> 14 + vqrshrn.s32 d13, q13, #14 ; >> 14 + + ; input[0] * cospi_16_64 + vmull.s16 q2, d16, d0 + vmull.s16 q3, d17, d0 + + ; input[0] * cospi_16_64 + vmull.s16 q13, d16, d0 + vmull.s16 q15, d17, d0 + + ; (input[0] + input[2]) * cospi_16_64 + vmlal.s16 q2, d24, d0 + vmlal.s16 q3, d25, d0 + + ; (input[0] - input[2]) * cospi_16_64 + vmlsl.s16 q13, d24, d0 + vmlsl.s16 q15, d25, d0 + + vdup.16 d0, r8 ; duplicate cospi_24_64 + vdup.16 d1, r9 ; duplicate cospi_8_64 + + ; dct_const_round_shift(input_dc * cospi_16_64) + vqrshrn.s32 d18, q2, #14 ; >> 14 + vqrshrn.s32 d19, q3, #14 ; >> 14 + + ; dct_const_round_shift(input_dc * cospi_16_64) + vqrshrn.s32 d22, q13, #14 ; >> 14 + vqrshrn.s32 d23, q15, #14 ; >> 14 + + ; input[1] * cospi_24_64 - input[3] * cospi_8_64 + ; input[1] * cospi_24_64 + vmull.s16 q2, d20, d0 + vmull.s16 q3, d21, d0 + + ; input[1] * cospi_8_64 + vmull.s16 q8, d20, d1 + vmull.s16 q12, d21, d1 + + ; input[1] * cospi_24_64 - input[3] * cospi_8_64 + vmlsl.s16 q2, d28, d1 + vmlsl.s16 q3, d29, d1 + + ; input[1] * cospi_8_64 + input[3] * cospi_24_64 + vmlal.s16 q8, d28, d0 + vmlal.s16 q12, d29, d0 + + ; dct_const_round_shift(input_dc * cospi_16_64) + vqrshrn.s32 d26, q2, #14 ; >> 14 + vqrshrn.s32 d27, q3, #14 ; >> 14 + + ; dct_const_round_shift(input_dc * cospi_16_64) + vqrshrn.s32 d30, q8, #14 ; >> 14 + vqrshrn.s32 d31, q12, #14 ; >> 14 + + vadd.s16 q0, q9, q15 ; output[0] = step[0] + step[3] + vadd.s16 q1, q11, q13 ; output[1] = step[1] + step[2] + vsub.s16 q2, q11, q13 ; output[2] = step[1] - step[2] + vsub.s16 q3, q9, q15 ; output[3] = step[0] - step[3] + + ; stage 3 -odd half + vdup.16 d16, r7 ; duplicate cospi_16_64 + + ; stage 2 - odd half + vsub.s16 q13, q4, q5 ; step2[5] = step1[4] - step1[5] + vadd.s16 q4, q4, q5 ; step2[4] = step1[4] + step1[5] + vsub.s16 q14, q7, q6 ; step2[6] = -step1[6] + step1[7] + vadd.s16 q7, q7, q6 ; step2[7] = step1[6] + step1[7] + + ; step2[6] * cospi_16_64 + vmull.s16 q9, d28, d16 + vmull.s16 q10, d29, d16 + + ; step2[6] * cospi_16_64 + vmull.s16 q11, d28, d16 + vmull.s16 q12, d29, d16 + + ; (step2[6] - step2[5]) * cospi_16_64 + vmlsl.s16 q9, d26, d16 + vmlsl.s16 q10, d27, d16 + + ; (step2[5] + step2[6]) * cospi_16_64 + vmlal.s16 q11, d26, d16 + vmlal.s16 q12, d27, d16 + + ; dct_const_round_shift(input_dc * cospi_16_64) + vqrshrn.s32 d10, q9, #14 ; >> 14 + vqrshrn.s32 d11, q10, #14 ; >> 14 + + ; dct_const_round_shift(input_dc * cospi_16_64) + vqrshrn.s32 d12, q11, #14 ; >> 14 + vqrshrn.s32 d13, q12, #14 ; >> 14 + + ; stage 4 + vadd.s16 q8, q0, q7 ; output[0] = step1[0] + step1[7]; + vadd.s16 q9, q1, q6 ; output[1] = step1[1] + step1[6]; + vadd.s16 q10, q2, q5 ; output[2] = step1[2] + step1[5]; + vadd.s16 q11, q3, q4 ; output[3] = step1[3] + step1[4]; + vsub.s16 q12, q3, q4 ; output[4] = step1[3] - step1[4]; + vsub.s16 q13, q2, q5 ; output[5] = step1[2] - step1[5]; + vsub.s16 q14, q1, q6 ; output[6] = step1[1] - step1[6]; + vsub.s16 q15, q0, q7 ; output[7] = step1[0] - step1[7]; + MEND + + ; Transpose a 8x8 16bit data matrix. Datas are loaded in q8-q15. + MACRO + TRANSPOSE8X8 + vswp d17, d24 + vswp d23, d30 + vswp d21, d28 + vswp d19, d26 + vtrn.32 q8, q10 + vtrn.32 q9, q11 + vtrn.32 q12, q14 + vtrn.32 q13, q15 + vtrn.16 q8, q9 + vtrn.16 q10, q11 + vtrn.16 q12, q13 + vtrn.16 q14, q15 + MEND + + AREA Block, CODE, READONLY ; name this block of code +;void vp9_idct8x8_64_add_neon(int16_t *input, uint8_t *dest, int dest_stride) +; +; r0 int16_t input +; r1 uint8_t *dest +; r2 int dest_stride) + +|vp9_idct8x8_64_add_neon| PROC + push {r4-r9} + vpush {d8-d15} + vld1.s16 {q8,q9}, [r0]! + vld1.s16 {q10,q11}, [r0]! + vld1.s16 {q12,q13}, [r0]! + vld1.s16 {q14,q15}, [r0]! + + ; transpose the input data + TRANSPOSE8X8 + + ; generate cospi_28_64 = 3196 + mov r3, #0x0c00 + add r3, #0x7c + + ; generate cospi_4_64 = 16069 + mov r4, #0x3e00 + add r4, #0xc5 + + ; generate cospi_12_64 = 13623 + mov r5, #0x3500 + add r5, #0x37 + + ; generate cospi_20_64 = 9102 + mov r6, #0x2300 + add r6, #0x8e + + ; generate cospi_16_64 = 11585 + mov r7, #0x2d00 + add r7, #0x41 + + ; generate cospi_24_64 = 6270 + mov r8, #0x1800 + add r8, #0x7e + + ; generate cospi_8_64 = 15137 + mov r9, #0x3b00 + add r9, #0x21 + + ; First transform rows + IDCT8x8_1D + + ; Transpose the matrix + TRANSPOSE8X8 + + ; Then transform columns + IDCT8x8_1D + + ; ROUND_POWER_OF_TWO(temp_out[j], 5) + vrshr.s16 q8, q8, #5 + vrshr.s16 q9, q9, #5 + vrshr.s16 q10, q10, #5 + vrshr.s16 q11, q11, #5 + vrshr.s16 q12, q12, #5 + vrshr.s16 q13, q13, #5 + vrshr.s16 q14, q14, #5 + vrshr.s16 q15, q15, #5 + + ; save dest pointer + mov r0, r1 + + ; load destination data + vld1.64 {d0}, [r1], r2 + vld1.64 {d1}, [r1], r2 + vld1.64 {d2}, [r1], r2 + vld1.64 {d3}, [r1], r2 + vld1.64 {d4}, [r1], r2 + vld1.64 {d5}, [r1], r2 + vld1.64 {d6}, [r1], r2 + vld1.64 {d7}, [r1] + + ; ROUND_POWER_OF_TWO(temp_out[j], 5) + dest[j * dest_stride + i] + vaddw.u8 q8, q8, d0 + vaddw.u8 q9, q9, d1 + vaddw.u8 q10, q10, d2 + vaddw.u8 q11, q11, d3 + vaddw.u8 q12, q12, d4 + vaddw.u8 q13, q13, d5 + vaddw.u8 q14, q14, d6 + vaddw.u8 q15, q15, d7 + + ; clip_pixel + vqmovun.s16 d0, q8 + vqmovun.s16 d1, q9 + vqmovun.s16 d2, q10 + vqmovun.s16 d3, q11 + vqmovun.s16 d4, q12 + vqmovun.s16 d5, q13 + vqmovun.s16 d6, q14 + vqmovun.s16 d7, q15 + + ; store the data + vst1.64 {d0}, [r0], r2 + vst1.64 {d1}, [r0], r2 + vst1.64 {d2}, [r0], r2 + vst1.64 {d3}, [r0], r2 + vst1.64 {d4}, [r0], r2 + vst1.64 {d5}, [r0], r2 + vst1.64 {d6}, [r0], r2 + vst1.64 {d7}, [r0], r2 + + vpop {d8-d15} + pop {r4-r9} + bx lr + ENDP ; |vp9_idct8x8_64_add_neon| + +;void vp9_idct8x8_12_add_neon(int16_t *input, uint8_t *dest, int dest_stride) +; +; r0 int16_t input +; r1 uint8_t *dest +; r2 int dest_stride) + +|vp9_idct8x8_12_add_neon| PROC + push {r4-r9} + vpush {d8-d15} + vld1.s16 {q8,q9}, [r0]! + vld1.s16 {q10,q11}, [r0]! + vld1.s16 {q12,q13}, [r0]! + vld1.s16 {q14,q15}, [r0]! + + ; transpose the input data + TRANSPOSE8X8 + + ; generate cospi_28_64 = 3196 + mov r3, #0x0c00 + add r3, #0x7c + + ; generate cospi_4_64 = 16069 + mov r4, #0x3e00 + add r4, #0xc5 + + ; generate cospi_12_64 = 13623 + mov r5, #0x3500 + add r5, #0x37 + + ; generate cospi_20_64 = 9102 + mov r6, #0x2300 + add r6, #0x8e + + ; generate cospi_16_64 = 11585 + mov r7, #0x2d00 + add r7, #0x41 + + ; generate cospi_24_64 = 6270 + mov r8, #0x1800 + add r8, #0x7e + + ; generate cospi_8_64 = 15137 + mov r9, #0x3b00 + add r9, #0x21 + + ; First transform rows + ; stage 1 + ; The following instructions use vqrdmulh to do the + ; dct_const_round_shift(input[1] * cospi_28_64). vqrdmulh will do doubling + ; multiply and shift the result by 16 bits instead of 14 bits. So we need + ; to double the constants before multiplying to compensate this. + mov r12, r3, lsl #1 + vdup.16 q0, r12 ; duplicate cospi_28_64*2 + mov r12, r4, lsl #1 + vdup.16 q1, r12 ; duplicate cospi_4_64*2 + + ; dct_const_round_shift(input[1] * cospi_28_64) + vqrdmulh.s16 q4, q9, q0 + + mov r12, r6, lsl #1 + rsb r12, #0 + vdup.16 q0, r12 ; duplicate -cospi_20_64*2 + + ; dct_const_round_shift(input[1] * cospi_4_64) + vqrdmulh.s16 q7, q9, q1 + + mov r12, r5, lsl #1 + vdup.16 q1, r12 ; duplicate cospi_12_64*2 + + ; dct_const_round_shift(- input[3] * cospi_20_64) + vqrdmulh.s16 q5, q11, q0 + + mov r12, r7, lsl #1 + vdup.16 q0, r12 ; duplicate cospi_16_64*2 + + ; dct_const_round_shift(input[3] * cospi_12_64) + vqrdmulh.s16 q6, q11, q1 + + ; stage 2 & stage 3 - even half + mov r12, r8, lsl #1 + vdup.16 q1, r12 ; duplicate cospi_24_64*2 + + ; dct_const_round_shift(input_dc * cospi_16_64) + vqrdmulh.s16 q9, q8, q0 + + mov r12, r9, lsl #1 + vdup.16 q0, r12 ; duplicate cospi_8_64*2 + + ; dct_const_round_shift(input[1] * cospi_24_64) + vqrdmulh.s16 q13, q10, q1 + + ; dct_const_round_shift(input[1] * cospi_8_64) + vqrdmulh.s16 q15, q10, q0 + + ; stage 3 -odd half + vdup.16 d16, r7 ; duplicate cospi_16_64 + + vadd.s16 q0, q9, q15 ; output[0] = step[0] + step[3] + vadd.s16 q1, q9, q13 ; output[1] = step[1] + step[2] + vsub.s16 q2, q9, q13 ; output[2] = step[1] - step[2] + vsub.s16 q3, q9, q15 ; output[3] = step[0] - step[3] + + ; stage 2 - odd half + vsub.s16 q13, q4, q5 ; step2[5] = step1[4] - step1[5] + vadd.s16 q4, q4, q5 ; step2[4] = step1[4] + step1[5] + vsub.s16 q14, q7, q6 ; step2[6] = -step1[6] + step1[7] + vadd.s16 q7, q7, q6 ; step2[7] = step1[6] + step1[7] + + ; step2[6] * cospi_16_64 + vmull.s16 q9, d28, d16 + vmull.s16 q10, d29, d16 + + ; step2[6] * cospi_16_64 + vmull.s16 q11, d28, d16 + vmull.s16 q12, d29, d16 + + ; (step2[6] - step2[5]) * cospi_16_64 + vmlsl.s16 q9, d26, d16 + vmlsl.s16 q10, d27, d16 + + ; (step2[5] + step2[6]) * cospi_16_64 + vmlal.s16 q11, d26, d16 + vmlal.s16 q12, d27, d16 + + ; dct_const_round_shift(input_dc * cospi_16_64) + vqrshrn.s32 d10, q9, #14 ; >> 14 + vqrshrn.s32 d11, q10, #14 ; >> 14 + + ; dct_const_round_shift(input_dc * cospi_16_64) + vqrshrn.s32 d12, q11, #14 ; >> 14 + vqrshrn.s32 d13, q12, #14 ; >> 14 + + ; stage 4 + vadd.s16 q8, q0, q7 ; output[0] = step1[0] + step1[7]; + vadd.s16 q9, q1, q6 ; output[1] = step1[1] + step1[6]; + vadd.s16 q10, q2, q5 ; output[2] = step1[2] + step1[5]; + vadd.s16 q11, q3, q4 ; output[3] = step1[3] + step1[4]; + vsub.s16 q12, q3, q4 ; output[4] = step1[3] - step1[4]; + vsub.s16 q13, q2, q5 ; output[5] = step1[2] - step1[5]; + vsub.s16 q14, q1, q6 ; output[6] = step1[1] - step1[6]; + vsub.s16 q15, q0, q7 ; output[7] = step1[0] - step1[7]; + + ; Transpose the matrix + TRANSPOSE8X8 + + ; Then transform columns + IDCT8x8_1D + + ; ROUND_POWER_OF_TWO(temp_out[j], 5) + vrshr.s16 q8, q8, #5 + vrshr.s16 q9, q9, #5 + vrshr.s16 q10, q10, #5 + vrshr.s16 q11, q11, #5 + vrshr.s16 q12, q12, #5 + vrshr.s16 q13, q13, #5 + vrshr.s16 q14, q14, #5 + vrshr.s16 q15, q15, #5 + + ; save dest pointer + mov r0, r1 + + ; load destination data + vld1.64 {d0}, [r1], r2 + vld1.64 {d1}, [r1], r2 + vld1.64 {d2}, [r1], r2 + vld1.64 {d3}, [r1], r2 + vld1.64 {d4}, [r1], r2 + vld1.64 {d5}, [r1], r2 + vld1.64 {d6}, [r1], r2 + vld1.64 {d7}, [r1] + + ; ROUND_POWER_OF_TWO(temp_out[j], 5) + dest[j * dest_stride + i] + vaddw.u8 q8, q8, d0 + vaddw.u8 q9, q9, d1 + vaddw.u8 q10, q10, d2 + vaddw.u8 q11, q11, d3 + vaddw.u8 q12, q12, d4 + vaddw.u8 q13, q13, d5 + vaddw.u8 q14, q14, d6 + vaddw.u8 q15, q15, d7 + + ; clip_pixel + vqmovun.s16 d0, q8 + vqmovun.s16 d1, q9 + vqmovun.s16 d2, q10 + vqmovun.s16 d3, q11 + vqmovun.s16 d4, q12 + vqmovun.s16 d5, q13 + vqmovun.s16 d6, q14 + vqmovun.s16 d7, q15 + + ; store the data + vst1.64 {d0}, [r0], r2 + vst1.64 {d1}, [r0], r2 + vst1.64 {d2}, [r0], r2 + vst1.64 {d3}, [r0], r2 + vst1.64 {d4}, [r0], r2 + vst1.64 {d5}, [r0], r2 + vst1.64 {d6}, [r0], r2 + vst1.64 {d7}, [r0], r2 + + vpop {d8-d15} + pop {r4-r9} + bx lr + ENDP ; |vp9_idct8x8_12_add_neon| + + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_iht4x4_add_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_iht4x4_add_neon.c new file mode 100644 index 000000000..1761fada2 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_iht4x4_add_neon.c @@ -0,0 +1,248 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> +#include <assert.h> + +#include "./vp9_rtcd.h" +#include "./vpx_config.h" +#include "vp9/common/vp9_common.h" + +static int16_t sinpi_1_9 = 0x14a3; +static int16_t sinpi_2_9 = 0x26c9; +static int16_t sinpi_3_9 = 0x3441; +static int16_t sinpi_4_9 = 0x3b6c; +static int16_t cospi_8_64 = 0x3b21; +static int16_t cospi_16_64 = 0x2d41; +static int16_t cospi_24_64 = 0x187e; + +static INLINE void TRANSPOSE4X4( + int16x8_t *q8s16, + int16x8_t *q9s16) { + int32x4_t q8s32, q9s32; + int16x4x2_t d0x2s16, d1x2s16; + int32x4x2_t q0x2s32; + + d0x2s16 = vtrn_s16(vget_low_s16(*q8s16), vget_high_s16(*q8s16)); + d1x2s16 = vtrn_s16(vget_low_s16(*q9s16), vget_high_s16(*q9s16)); + + q8s32 = vreinterpretq_s32_s16(vcombine_s16(d0x2s16.val[0], d0x2s16.val[1])); + q9s32 = vreinterpretq_s32_s16(vcombine_s16(d1x2s16.val[0], d1x2s16.val[1])); + q0x2s32 = vtrnq_s32(q8s32, q9s32); + + *q8s16 = vreinterpretq_s16_s32(q0x2s32.val[0]); + *q9s16 = vreinterpretq_s16_s32(q0x2s32.val[1]); + return; +} + +static INLINE void GENERATE_COSINE_CONSTANTS( + int16x4_t *d0s16, + int16x4_t *d1s16, + int16x4_t *d2s16) { + *d0s16 = vdup_n_s16(cospi_8_64); + *d1s16 = vdup_n_s16(cospi_16_64); + *d2s16 = vdup_n_s16(cospi_24_64); + return; +} + +static INLINE void GENERATE_SINE_CONSTANTS( + int16x4_t *d3s16, + int16x4_t *d4s16, + int16x4_t *d5s16, + int16x8_t *q3s16) { + *d3s16 = vdup_n_s16(sinpi_1_9); + *d4s16 = vdup_n_s16(sinpi_2_9); + *q3s16 = vdupq_n_s16(sinpi_3_9); + *d5s16 = vdup_n_s16(sinpi_4_9); + return; +} + +static INLINE void IDCT4x4_1D( + int16x4_t *d0s16, + int16x4_t *d1s16, + int16x4_t *d2s16, + int16x8_t *q8s16, + int16x8_t *q9s16) { + int16x4_t d16s16, d17s16, d18s16, d19s16, d23s16, d24s16; + int16x4_t d26s16, d27s16, d28s16, d29s16; + int32x4_t q10s32, q13s32, q14s32, q15s32; + int16x8_t q13s16, q14s16; + + d16s16 = vget_low_s16(*q8s16); + d17s16 = vget_high_s16(*q8s16); + d18s16 = vget_low_s16(*q9s16); + d19s16 = vget_high_s16(*q9s16); + + d23s16 = vadd_s16(d16s16, d18s16); + d24s16 = vsub_s16(d16s16, d18s16); + + q15s32 = vmull_s16(d17s16, *d2s16); + q10s32 = vmull_s16(d17s16, *d0s16); + q13s32 = vmull_s16(d23s16, *d1s16); + q14s32 = vmull_s16(d24s16, *d1s16); + q15s32 = vmlsl_s16(q15s32, d19s16, *d0s16); + q10s32 = vmlal_s16(q10s32, d19s16, *d2s16); + + d26s16 = vqrshrn_n_s32(q13s32, 14); + d27s16 = vqrshrn_n_s32(q14s32, 14); + d29s16 = vqrshrn_n_s32(q15s32, 14); + d28s16 = vqrshrn_n_s32(q10s32, 14); + + q13s16 = vcombine_s16(d26s16, d27s16); + q14s16 = vcombine_s16(d28s16, d29s16); + *q8s16 = vaddq_s16(q13s16, q14s16); + *q9s16 = vsubq_s16(q13s16, q14s16); + *q9s16 = vcombine_s16(vget_high_s16(*q9s16), + vget_low_s16(*q9s16)); // vswp + return; +} + +static INLINE void IADST4x4_1D( + int16x4_t *d3s16, + int16x4_t *d4s16, + int16x4_t *d5s16, + int16x8_t *q3s16, + int16x8_t *q8s16, + int16x8_t *q9s16) { + int16x4_t d6s16, d16s16, d17s16, d18s16, d19s16; + int32x4_t q8s32, q9s32, q10s32, q11s32, q12s32, q13s32, q14s32, q15s32; + + d6s16 = vget_low_s16(*q3s16); + + d16s16 = vget_low_s16(*q8s16); + d17s16 = vget_high_s16(*q8s16); + d18s16 = vget_low_s16(*q9s16); + d19s16 = vget_high_s16(*q9s16); + + q10s32 = vmull_s16(*d3s16, d16s16); + q11s32 = vmull_s16(*d4s16, d16s16); + q12s32 = vmull_s16(d6s16, d17s16); + q13s32 = vmull_s16(*d5s16, d18s16); + q14s32 = vmull_s16(*d3s16, d18s16); + q15s32 = vmovl_s16(d16s16); + q15s32 = vaddw_s16(q15s32, d19s16); + q8s32 = vmull_s16(*d4s16, d19s16); + q15s32 = vsubw_s16(q15s32, d18s16); + q9s32 = vmull_s16(*d5s16, d19s16); + + q10s32 = vaddq_s32(q10s32, q13s32); + q10s32 = vaddq_s32(q10s32, q8s32); + q11s32 = vsubq_s32(q11s32, q14s32); + q8s32 = vdupq_n_s32(sinpi_3_9); + q11s32 = vsubq_s32(q11s32, q9s32); + q15s32 = vmulq_s32(q15s32, q8s32); + + q13s32 = vaddq_s32(q10s32, q12s32); + q10s32 = vaddq_s32(q10s32, q11s32); + q14s32 = vaddq_s32(q11s32, q12s32); + q10s32 = vsubq_s32(q10s32, q12s32); + + d16s16 = vqrshrn_n_s32(q13s32, 14); + d17s16 = vqrshrn_n_s32(q14s32, 14); + d18s16 = vqrshrn_n_s32(q15s32, 14); + d19s16 = vqrshrn_n_s32(q10s32, 14); + + *q8s16 = vcombine_s16(d16s16, d17s16); + *q9s16 = vcombine_s16(d18s16, d19s16); + return; +} + +void vp9_iht4x4_16_add_neon(const tran_low_t *input, uint8_t *dest, + int dest_stride, int tx_type) { + uint8x8_t d26u8, d27u8; + int16x4_t d0s16, d1s16, d2s16, d3s16, d4s16, d5s16; + uint32x2_t d26u32, d27u32; + int16x8_t q3s16, q8s16, q9s16; + uint16x8_t q8u16, q9u16; + + d26u32 = d27u32 = vdup_n_u32(0); + + q8s16 = vld1q_s16(input); + q9s16 = vld1q_s16(input + 8); + + TRANSPOSE4X4(&q8s16, &q9s16); + + switch (tx_type) { + case 0: // idct_idct is not supported. Fall back to C + vp9_iht4x4_16_add_c(input, dest, dest_stride, tx_type); + return; + break; + case 1: // iadst_idct + // generate constants + GENERATE_COSINE_CONSTANTS(&d0s16, &d1s16, &d2s16); + GENERATE_SINE_CONSTANTS(&d3s16, &d4s16, &d5s16, &q3s16); + + // first transform rows + IDCT4x4_1D(&d0s16, &d1s16, &d2s16, &q8s16, &q9s16); + + // transpose the matrix + TRANSPOSE4X4(&q8s16, &q9s16); + + // then transform columns + IADST4x4_1D(&d3s16, &d4s16, &d5s16, &q3s16, &q8s16, &q9s16); + break; + case 2: // idct_iadst + // generate constantsyy + GENERATE_COSINE_CONSTANTS(&d0s16, &d1s16, &d2s16); + GENERATE_SINE_CONSTANTS(&d3s16, &d4s16, &d5s16, &q3s16); + + // first transform rows + IADST4x4_1D(&d3s16, &d4s16, &d5s16, &q3s16, &q8s16, &q9s16); + + // transpose the matrix + TRANSPOSE4X4(&q8s16, &q9s16); + + // then transform columns + IDCT4x4_1D(&d0s16, &d1s16, &d2s16, &q8s16, &q9s16); + break; + case 3: // iadst_iadst + // generate constants + GENERATE_SINE_CONSTANTS(&d3s16, &d4s16, &d5s16, &q3s16); + + // first transform rows + IADST4x4_1D(&d3s16, &d4s16, &d5s16, &q3s16, &q8s16, &q9s16); + + // transpose the matrix + TRANSPOSE4X4(&q8s16, &q9s16); + + // then transform columns + IADST4x4_1D(&d3s16, &d4s16, &d5s16, &q3s16, &q8s16, &q9s16); + break; + default: // iadst_idct + assert(0); + break; + } + + q8s16 = vrshrq_n_s16(q8s16, 4); + q9s16 = vrshrq_n_s16(q9s16, 4); + + d26u32 = vld1_lane_u32((const uint32_t *)dest, d26u32, 0); + dest += dest_stride; + d26u32 = vld1_lane_u32((const uint32_t *)dest, d26u32, 1); + dest += dest_stride; + d27u32 = vld1_lane_u32((const uint32_t *)dest, d27u32, 0); + dest += dest_stride; + d27u32 = vld1_lane_u32((const uint32_t *)dest, d27u32, 1); + + q8u16 = vaddw_u8(vreinterpretq_u16_s16(q8s16), vreinterpret_u8_u32(d26u32)); + q9u16 = vaddw_u8(vreinterpretq_u16_s16(q9s16), vreinterpret_u8_u32(d27u32)); + + d26u8 = vqmovun_s16(vreinterpretq_s16_u16(q8u16)); + d27u8 = vqmovun_s16(vreinterpretq_s16_u16(q9u16)); + + vst1_lane_u32((uint32_t *)dest, vreinterpret_u32_u8(d27u8), 1); + dest -= dest_stride; + vst1_lane_u32((uint32_t *)dest, vreinterpret_u32_u8(d27u8), 0); + dest -= dest_stride; + vst1_lane_u32((uint32_t *)dest, vreinterpret_u32_u8(d26u8), 1); + dest -= dest_stride; + vst1_lane_u32((uint32_t *)dest, vreinterpret_u32_u8(d26u8), 0); + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_iht8x8_add_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_iht8x8_add_neon.c new file mode 100644 index 000000000..04b342c3d --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_iht8x8_add_neon.c @@ -0,0 +1,624 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> +#include <assert.h> + +#include "./vp9_rtcd.h" +#include "./vpx_config.h" +#include "vp9/common/vp9_common.h" + +static int16_t cospi_2_64 = 16305; +static int16_t cospi_4_64 = 16069; +static int16_t cospi_6_64 = 15679; +static int16_t cospi_8_64 = 15137; +static int16_t cospi_10_64 = 14449; +static int16_t cospi_12_64 = 13623; +static int16_t cospi_14_64 = 12665; +static int16_t cospi_16_64 = 11585; +static int16_t cospi_18_64 = 10394; +static int16_t cospi_20_64 = 9102; +static int16_t cospi_22_64 = 7723; +static int16_t cospi_24_64 = 6270; +static int16_t cospi_26_64 = 4756; +static int16_t cospi_28_64 = 3196; +static int16_t cospi_30_64 = 1606; + +static INLINE void TRANSPOSE8X8( + int16x8_t *q8s16, + int16x8_t *q9s16, + int16x8_t *q10s16, + int16x8_t *q11s16, + int16x8_t *q12s16, + int16x8_t *q13s16, + int16x8_t *q14s16, + int16x8_t *q15s16) { + int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16, d22s16, d23s16; + int16x4_t d24s16, d25s16, d26s16, d27s16, d28s16, d29s16, d30s16, d31s16; + int32x4x2_t q0x2s32, q1x2s32, q2x2s32, q3x2s32; + int16x8x2_t q0x2s16, q1x2s16, q2x2s16, q3x2s16; + + d16s16 = vget_low_s16(*q8s16); + d17s16 = vget_high_s16(*q8s16); + d18s16 = vget_low_s16(*q9s16); + d19s16 = vget_high_s16(*q9s16); + d20s16 = vget_low_s16(*q10s16); + d21s16 = vget_high_s16(*q10s16); + d22s16 = vget_low_s16(*q11s16); + d23s16 = vget_high_s16(*q11s16); + d24s16 = vget_low_s16(*q12s16); + d25s16 = vget_high_s16(*q12s16); + d26s16 = vget_low_s16(*q13s16); + d27s16 = vget_high_s16(*q13s16); + d28s16 = vget_low_s16(*q14s16); + d29s16 = vget_high_s16(*q14s16); + d30s16 = vget_low_s16(*q15s16); + d31s16 = vget_high_s16(*q15s16); + + *q8s16 = vcombine_s16(d16s16, d24s16); // vswp d17, d24 + *q9s16 = vcombine_s16(d18s16, d26s16); // vswp d19, d26 + *q10s16 = vcombine_s16(d20s16, d28s16); // vswp d21, d28 + *q11s16 = vcombine_s16(d22s16, d30s16); // vswp d23, d30 + *q12s16 = vcombine_s16(d17s16, d25s16); + *q13s16 = vcombine_s16(d19s16, d27s16); + *q14s16 = vcombine_s16(d21s16, d29s16); + *q15s16 = vcombine_s16(d23s16, d31s16); + + q0x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q8s16), + vreinterpretq_s32_s16(*q10s16)); + q1x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q9s16), + vreinterpretq_s32_s16(*q11s16)); + q2x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q12s16), + vreinterpretq_s32_s16(*q14s16)); + q3x2s32 = vtrnq_s32(vreinterpretq_s32_s16(*q13s16), + vreinterpretq_s32_s16(*q15s16)); + + q0x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q0x2s32.val[0]), // q8 + vreinterpretq_s16_s32(q1x2s32.val[0])); // q9 + q1x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q0x2s32.val[1]), // q10 + vreinterpretq_s16_s32(q1x2s32.val[1])); // q11 + q2x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q2x2s32.val[0]), // q12 + vreinterpretq_s16_s32(q3x2s32.val[0])); // q13 + q3x2s16 = vtrnq_s16(vreinterpretq_s16_s32(q2x2s32.val[1]), // q14 + vreinterpretq_s16_s32(q3x2s32.val[1])); // q15 + + *q8s16 = q0x2s16.val[0]; + *q9s16 = q0x2s16.val[1]; + *q10s16 = q1x2s16.val[0]; + *q11s16 = q1x2s16.val[1]; + *q12s16 = q2x2s16.val[0]; + *q13s16 = q2x2s16.val[1]; + *q14s16 = q3x2s16.val[0]; + *q15s16 = q3x2s16.val[1]; + return; +} + +static INLINE void IDCT8x8_1D( + int16x8_t *q8s16, + int16x8_t *q9s16, + int16x8_t *q10s16, + int16x8_t *q11s16, + int16x8_t *q12s16, + int16x8_t *q13s16, + int16x8_t *q14s16, + int16x8_t *q15s16) { + int16x4_t d0s16, d1s16, d2s16, d3s16; + int16x4_t d8s16, d9s16, d10s16, d11s16, d12s16, d13s16, d14s16, d15s16; + int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16, d22s16, d23s16; + int16x4_t d24s16, d25s16, d26s16, d27s16, d28s16, d29s16, d30s16, d31s16; + int16x8_t q0s16, q1s16, q2s16, q3s16, q4s16, q5s16, q6s16, q7s16; + int32x4_t q2s32, q3s32, q5s32, q6s32, q8s32, q9s32; + int32x4_t q10s32, q11s32, q12s32, q13s32, q15s32; + + d0s16 = vdup_n_s16(cospi_28_64); + d1s16 = vdup_n_s16(cospi_4_64); + d2s16 = vdup_n_s16(cospi_12_64); + d3s16 = vdup_n_s16(cospi_20_64); + + d16s16 = vget_low_s16(*q8s16); + d17s16 = vget_high_s16(*q8s16); + d18s16 = vget_low_s16(*q9s16); + d19s16 = vget_high_s16(*q9s16); + d20s16 = vget_low_s16(*q10s16); + d21s16 = vget_high_s16(*q10s16); + d22s16 = vget_low_s16(*q11s16); + d23s16 = vget_high_s16(*q11s16); + d24s16 = vget_low_s16(*q12s16); + d25s16 = vget_high_s16(*q12s16); + d26s16 = vget_low_s16(*q13s16); + d27s16 = vget_high_s16(*q13s16); + d28s16 = vget_low_s16(*q14s16); + d29s16 = vget_high_s16(*q14s16); + d30s16 = vget_low_s16(*q15s16); + d31s16 = vget_high_s16(*q15s16); + + q2s32 = vmull_s16(d18s16, d0s16); + q3s32 = vmull_s16(d19s16, d0s16); + q5s32 = vmull_s16(d26s16, d2s16); + q6s32 = vmull_s16(d27s16, d2s16); + + q2s32 = vmlsl_s16(q2s32, d30s16, d1s16); + q3s32 = vmlsl_s16(q3s32, d31s16, d1s16); + q5s32 = vmlsl_s16(q5s32, d22s16, d3s16); + q6s32 = vmlsl_s16(q6s32, d23s16, d3s16); + + d8s16 = vqrshrn_n_s32(q2s32, 14); + d9s16 = vqrshrn_n_s32(q3s32, 14); + d10s16 = vqrshrn_n_s32(q5s32, 14); + d11s16 = vqrshrn_n_s32(q6s32, 14); + q4s16 = vcombine_s16(d8s16, d9s16); + q5s16 = vcombine_s16(d10s16, d11s16); + + q2s32 = vmull_s16(d18s16, d1s16); + q3s32 = vmull_s16(d19s16, d1s16); + q9s32 = vmull_s16(d26s16, d3s16); + q13s32 = vmull_s16(d27s16, d3s16); + + q2s32 = vmlal_s16(q2s32, d30s16, d0s16); + q3s32 = vmlal_s16(q3s32, d31s16, d0s16); + q9s32 = vmlal_s16(q9s32, d22s16, d2s16); + q13s32 = vmlal_s16(q13s32, d23s16, d2s16); + + d14s16 = vqrshrn_n_s32(q2s32, 14); + d15s16 = vqrshrn_n_s32(q3s32, 14); + d12s16 = vqrshrn_n_s32(q9s32, 14); + d13s16 = vqrshrn_n_s32(q13s32, 14); + q6s16 = vcombine_s16(d12s16, d13s16); + q7s16 = vcombine_s16(d14s16, d15s16); + + d0s16 = vdup_n_s16(cospi_16_64); + + q2s32 = vmull_s16(d16s16, d0s16); + q3s32 = vmull_s16(d17s16, d0s16); + q13s32 = vmull_s16(d16s16, d0s16); + q15s32 = vmull_s16(d17s16, d0s16); + + q2s32 = vmlal_s16(q2s32, d24s16, d0s16); + q3s32 = vmlal_s16(q3s32, d25s16, d0s16); + q13s32 = vmlsl_s16(q13s32, d24s16, d0s16); + q15s32 = vmlsl_s16(q15s32, d25s16, d0s16); + + d0s16 = vdup_n_s16(cospi_24_64); + d1s16 = vdup_n_s16(cospi_8_64); + + d18s16 = vqrshrn_n_s32(q2s32, 14); + d19s16 = vqrshrn_n_s32(q3s32, 14); + d22s16 = vqrshrn_n_s32(q13s32, 14); + d23s16 = vqrshrn_n_s32(q15s32, 14); + *q9s16 = vcombine_s16(d18s16, d19s16); + *q11s16 = vcombine_s16(d22s16, d23s16); + + q2s32 = vmull_s16(d20s16, d0s16); + q3s32 = vmull_s16(d21s16, d0s16); + q8s32 = vmull_s16(d20s16, d1s16); + q12s32 = vmull_s16(d21s16, d1s16); + + q2s32 = vmlsl_s16(q2s32, d28s16, d1s16); + q3s32 = vmlsl_s16(q3s32, d29s16, d1s16); + q8s32 = vmlal_s16(q8s32, d28s16, d0s16); + q12s32 = vmlal_s16(q12s32, d29s16, d0s16); + + d26s16 = vqrshrn_n_s32(q2s32, 14); + d27s16 = vqrshrn_n_s32(q3s32, 14); + d30s16 = vqrshrn_n_s32(q8s32, 14); + d31s16 = vqrshrn_n_s32(q12s32, 14); + *q13s16 = vcombine_s16(d26s16, d27s16); + *q15s16 = vcombine_s16(d30s16, d31s16); + + q0s16 = vaddq_s16(*q9s16, *q15s16); + q1s16 = vaddq_s16(*q11s16, *q13s16); + q2s16 = vsubq_s16(*q11s16, *q13s16); + q3s16 = vsubq_s16(*q9s16, *q15s16); + + *q13s16 = vsubq_s16(q4s16, q5s16); + q4s16 = vaddq_s16(q4s16, q5s16); + *q14s16 = vsubq_s16(q7s16, q6s16); + q7s16 = vaddq_s16(q7s16, q6s16); + d26s16 = vget_low_s16(*q13s16); + d27s16 = vget_high_s16(*q13s16); + d28s16 = vget_low_s16(*q14s16); + d29s16 = vget_high_s16(*q14s16); + + d16s16 = vdup_n_s16(cospi_16_64); + + q9s32 = vmull_s16(d28s16, d16s16); + q10s32 = vmull_s16(d29s16, d16s16); + q11s32 = vmull_s16(d28s16, d16s16); + q12s32 = vmull_s16(d29s16, d16s16); + + q9s32 = vmlsl_s16(q9s32, d26s16, d16s16); + q10s32 = vmlsl_s16(q10s32, d27s16, d16s16); + q11s32 = vmlal_s16(q11s32, d26s16, d16s16); + q12s32 = vmlal_s16(q12s32, d27s16, d16s16); + + d10s16 = vqrshrn_n_s32(q9s32, 14); + d11s16 = vqrshrn_n_s32(q10s32, 14); + d12s16 = vqrshrn_n_s32(q11s32, 14); + d13s16 = vqrshrn_n_s32(q12s32, 14); + q5s16 = vcombine_s16(d10s16, d11s16); + q6s16 = vcombine_s16(d12s16, d13s16); + + *q8s16 = vaddq_s16(q0s16, q7s16); + *q9s16 = vaddq_s16(q1s16, q6s16); + *q10s16 = vaddq_s16(q2s16, q5s16); + *q11s16 = vaddq_s16(q3s16, q4s16); + *q12s16 = vsubq_s16(q3s16, q4s16); + *q13s16 = vsubq_s16(q2s16, q5s16); + *q14s16 = vsubq_s16(q1s16, q6s16); + *q15s16 = vsubq_s16(q0s16, q7s16); + return; +} + +static INLINE void IADST8X8_1D( + int16x8_t *q8s16, + int16x8_t *q9s16, + int16x8_t *q10s16, + int16x8_t *q11s16, + int16x8_t *q12s16, + int16x8_t *q13s16, + int16x8_t *q14s16, + int16x8_t *q15s16) { + int16x4_t d0s16, d1s16, d2s16, d3s16, d4s16, d5s16, d6s16, d7s16; + int16x4_t d8s16, d9s16, d10s16, d11s16, d12s16, d13s16, d14s16, d15s16; + int16x4_t d16s16, d17s16, d18s16, d19s16, d20s16, d21s16, d22s16, d23s16; + int16x4_t d24s16, d25s16, d26s16, d27s16, d28s16, d29s16, d30s16, d31s16; + int16x8_t q2s16, q4s16, q5s16, q6s16; + int32x4_t q0s32, q1s32, q2s32, q3s32, q4s32, q5s32, q6s32, q7s32, q8s32; + int32x4_t q9s32, q10s32, q11s32, q12s32, q13s32, q14s32, q15s32; + + d16s16 = vget_low_s16(*q8s16); + d17s16 = vget_high_s16(*q8s16); + d18s16 = vget_low_s16(*q9s16); + d19s16 = vget_high_s16(*q9s16); + d20s16 = vget_low_s16(*q10s16); + d21s16 = vget_high_s16(*q10s16); + d22s16 = vget_low_s16(*q11s16); + d23s16 = vget_high_s16(*q11s16); + d24s16 = vget_low_s16(*q12s16); + d25s16 = vget_high_s16(*q12s16); + d26s16 = vget_low_s16(*q13s16); + d27s16 = vget_high_s16(*q13s16); + d28s16 = vget_low_s16(*q14s16); + d29s16 = vget_high_s16(*q14s16); + d30s16 = vget_low_s16(*q15s16); + d31s16 = vget_high_s16(*q15s16); + + d14s16 = vdup_n_s16(cospi_2_64); + d15s16 = vdup_n_s16(cospi_30_64); + + q1s32 = vmull_s16(d30s16, d14s16); + q2s32 = vmull_s16(d31s16, d14s16); + q3s32 = vmull_s16(d30s16, d15s16); + q4s32 = vmull_s16(d31s16, d15s16); + + d30s16 = vdup_n_s16(cospi_18_64); + d31s16 = vdup_n_s16(cospi_14_64); + + q1s32 = vmlal_s16(q1s32, d16s16, d15s16); + q2s32 = vmlal_s16(q2s32, d17s16, d15s16); + q3s32 = vmlsl_s16(q3s32, d16s16, d14s16); + q4s32 = vmlsl_s16(q4s32, d17s16, d14s16); + + q5s32 = vmull_s16(d22s16, d30s16); + q6s32 = vmull_s16(d23s16, d30s16); + q7s32 = vmull_s16(d22s16, d31s16); + q8s32 = vmull_s16(d23s16, d31s16); + + q5s32 = vmlal_s16(q5s32, d24s16, d31s16); + q6s32 = vmlal_s16(q6s32, d25s16, d31s16); + q7s32 = vmlsl_s16(q7s32, d24s16, d30s16); + q8s32 = vmlsl_s16(q8s32, d25s16, d30s16); + + q11s32 = vaddq_s32(q1s32, q5s32); + q12s32 = vaddq_s32(q2s32, q6s32); + q1s32 = vsubq_s32(q1s32, q5s32); + q2s32 = vsubq_s32(q2s32, q6s32); + + d22s16 = vqrshrn_n_s32(q11s32, 14); + d23s16 = vqrshrn_n_s32(q12s32, 14); + *q11s16 = vcombine_s16(d22s16, d23s16); + + q12s32 = vaddq_s32(q3s32, q7s32); + q15s32 = vaddq_s32(q4s32, q8s32); + q3s32 = vsubq_s32(q3s32, q7s32); + q4s32 = vsubq_s32(q4s32, q8s32); + + d2s16 = vqrshrn_n_s32(q1s32, 14); + d3s16 = vqrshrn_n_s32(q2s32, 14); + d24s16 = vqrshrn_n_s32(q12s32, 14); + d25s16 = vqrshrn_n_s32(q15s32, 14); + d6s16 = vqrshrn_n_s32(q3s32, 14); + d7s16 = vqrshrn_n_s32(q4s32, 14); + *q12s16 = vcombine_s16(d24s16, d25s16); + + d0s16 = vdup_n_s16(cospi_10_64); + d1s16 = vdup_n_s16(cospi_22_64); + q4s32 = vmull_s16(d26s16, d0s16); + q5s32 = vmull_s16(d27s16, d0s16); + q2s32 = vmull_s16(d26s16, d1s16); + q6s32 = vmull_s16(d27s16, d1s16); + + d30s16 = vdup_n_s16(cospi_26_64); + d31s16 = vdup_n_s16(cospi_6_64); + + q4s32 = vmlal_s16(q4s32, d20s16, d1s16); + q5s32 = vmlal_s16(q5s32, d21s16, d1s16); + q2s32 = vmlsl_s16(q2s32, d20s16, d0s16); + q6s32 = vmlsl_s16(q6s32, d21s16, d0s16); + + q0s32 = vmull_s16(d18s16, d30s16); + q13s32 = vmull_s16(d19s16, d30s16); + + q0s32 = vmlal_s16(q0s32, d28s16, d31s16); + q13s32 = vmlal_s16(q13s32, d29s16, d31s16); + + q10s32 = vmull_s16(d18s16, d31s16); + q9s32 = vmull_s16(d19s16, d31s16); + + q10s32 = vmlsl_s16(q10s32, d28s16, d30s16); + q9s32 = vmlsl_s16(q9s32, d29s16, d30s16); + + q14s32 = vaddq_s32(q2s32, q10s32); + q15s32 = vaddq_s32(q6s32, q9s32); + q2s32 = vsubq_s32(q2s32, q10s32); + q6s32 = vsubq_s32(q6s32, q9s32); + + d28s16 = vqrshrn_n_s32(q14s32, 14); + d29s16 = vqrshrn_n_s32(q15s32, 14); + d4s16 = vqrshrn_n_s32(q2s32, 14); + d5s16 = vqrshrn_n_s32(q6s32, 14); + *q14s16 = vcombine_s16(d28s16, d29s16); + + q9s32 = vaddq_s32(q4s32, q0s32); + q10s32 = vaddq_s32(q5s32, q13s32); + q4s32 = vsubq_s32(q4s32, q0s32); + q5s32 = vsubq_s32(q5s32, q13s32); + + d30s16 = vdup_n_s16(cospi_8_64); + d31s16 = vdup_n_s16(cospi_24_64); + + d18s16 = vqrshrn_n_s32(q9s32, 14); + d19s16 = vqrshrn_n_s32(q10s32, 14); + d8s16 = vqrshrn_n_s32(q4s32, 14); + d9s16 = vqrshrn_n_s32(q5s32, 14); + *q9s16 = vcombine_s16(d18s16, d19s16); + + q5s32 = vmull_s16(d2s16, d30s16); + q6s32 = vmull_s16(d3s16, d30s16); + q7s32 = vmull_s16(d2s16, d31s16); + q0s32 = vmull_s16(d3s16, d31s16); + + q5s32 = vmlal_s16(q5s32, d6s16, d31s16); + q6s32 = vmlal_s16(q6s32, d7s16, d31s16); + q7s32 = vmlsl_s16(q7s32, d6s16, d30s16); + q0s32 = vmlsl_s16(q0s32, d7s16, d30s16); + + q1s32 = vmull_s16(d4s16, d30s16); + q3s32 = vmull_s16(d5s16, d30s16); + q10s32 = vmull_s16(d4s16, d31s16); + q2s32 = vmull_s16(d5s16, d31s16); + + q1s32 = vmlsl_s16(q1s32, d8s16, d31s16); + q3s32 = vmlsl_s16(q3s32, d9s16, d31s16); + q10s32 = vmlal_s16(q10s32, d8s16, d30s16); + q2s32 = vmlal_s16(q2s32, d9s16, d30s16); + + *q8s16 = vaddq_s16(*q11s16, *q9s16); + *q11s16 = vsubq_s16(*q11s16, *q9s16); + q4s16 = vaddq_s16(*q12s16, *q14s16); + *q12s16 = vsubq_s16(*q12s16, *q14s16); + + q14s32 = vaddq_s32(q5s32, q1s32); + q15s32 = vaddq_s32(q6s32, q3s32); + q5s32 = vsubq_s32(q5s32, q1s32); + q6s32 = vsubq_s32(q6s32, q3s32); + + d18s16 = vqrshrn_n_s32(q14s32, 14); + d19s16 = vqrshrn_n_s32(q15s32, 14); + d10s16 = vqrshrn_n_s32(q5s32, 14); + d11s16 = vqrshrn_n_s32(q6s32, 14); + *q9s16 = vcombine_s16(d18s16, d19s16); + + q1s32 = vaddq_s32(q7s32, q10s32); + q3s32 = vaddq_s32(q0s32, q2s32); + q7s32 = vsubq_s32(q7s32, q10s32); + q0s32 = vsubq_s32(q0s32, q2s32); + + d28s16 = vqrshrn_n_s32(q1s32, 14); + d29s16 = vqrshrn_n_s32(q3s32, 14); + d14s16 = vqrshrn_n_s32(q7s32, 14); + d15s16 = vqrshrn_n_s32(q0s32, 14); + *q14s16 = vcombine_s16(d28s16, d29s16); + + d30s16 = vdup_n_s16(cospi_16_64); + + d22s16 = vget_low_s16(*q11s16); + d23s16 = vget_high_s16(*q11s16); + q2s32 = vmull_s16(d22s16, d30s16); + q3s32 = vmull_s16(d23s16, d30s16); + q13s32 = vmull_s16(d22s16, d30s16); + q1s32 = vmull_s16(d23s16, d30s16); + + d24s16 = vget_low_s16(*q12s16); + d25s16 = vget_high_s16(*q12s16); + q2s32 = vmlal_s16(q2s32, d24s16, d30s16); + q3s32 = vmlal_s16(q3s32, d25s16, d30s16); + q13s32 = vmlsl_s16(q13s32, d24s16, d30s16); + q1s32 = vmlsl_s16(q1s32, d25s16, d30s16); + + d4s16 = vqrshrn_n_s32(q2s32, 14); + d5s16 = vqrshrn_n_s32(q3s32, 14); + d24s16 = vqrshrn_n_s32(q13s32, 14); + d25s16 = vqrshrn_n_s32(q1s32, 14); + q2s16 = vcombine_s16(d4s16, d5s16); + *q12s16 = vcombine_s16(d24s16, d25s16); + + q13s32 = vmull_s16(d10s16, d30s16); + q1s32 = vmull_s16(d11s16, d30s16); + q11s32 = vmull_s16(d10s16, d30s16); + q0s32 = vmull_s16(d11s16, d30s16); + + q13s32 = vmlal_s16(q13s32, d14s16, d30s16); + q1s32 = vmlal_s16(q1s32, d15s16, d30s16); + q11s32 = vmlsl_s16(q11s32, d14s16, d30s16); + q0s32 = vmlsl_s16(q0s32, d15s16, d30s16); + + d20s16 = vqrshrn_n_s32(q13s32, 14); + d21s16 = vqrshrn_n_s32(q1s32, 14); + d12s16 = vqrshrn_n_s32(q11s32, 14); + d13s16 = vqrshrn_n_s32(q0s32, 14); + *q10s16 = vcombine_s16(d20s16, d21s16); + q6s16 = vcombine_s16(d12s16, d13s16); + + q5s16 = vdupq_n_s16(0); + + *q9s16 = vsubq_s16(q5s16, *q9s16); + *q11s16 = vsubq_s16(q5s16, q2s16); + *q13s16 = vsubq_s16(q5s16, q6s16); + *q15s16 = vsubq_s16(q5s16, q4s16); + return; +} + +void vp9_iht8x8_64_add_neon(const tran_low_t *input, uint8_t *dest, + int dest_stride, int tx_type) { + int i; + uint8_t *d1, *d2; + uint8x8_t d0u8, d1u8, d2u8, d3u8; + uint64x1_t d0u64, d1u64, d2u64, d3u64; + int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16, q13s16, q14s16, q15s16; + uint16x8_t q8u16, q9u16, q10u16, q11u16; + + q8s16 = vld1q_s16(input); + q9s16 = vld1q_s16(input + 8); + q10s16 = vld1q_s16(input + 8 * 2); + q11s16 = vld1q_s16(input + 8 * 3); + q12s16 = vld1q_s16(input + 8 * 4); + q13s16 = vld1q_s16(input + 8 * 5); + q14s16 = vld1q_s16(input + 8 * 6); + q15s16 = vld1q_s16(input + 8 * 7); + + TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + switch (tx_type) { + case 0: // idct_idct is not supported. Fall back to C + vp9_iht8x8_64_add_c(input, dest, dest_stride, tx_type); + return; + break; + case 1: // iadst_idct + // generate IDCT constants + // GENERATE_IDCT_CONSTANTS + + // first transform rows + IDCT8x8_1D(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + // transpose the matrix + TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + // generate IADST constants + // GENERATE_IADST_CONSTANTS + + // then transform columns + IADST8X8_1D(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + break; + case 2: // idct_iadst + // generate IADST constants + // GENERATE_IADST_CONSTANTS + + // first transform rows + IADST8X8_1D(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + // transpose the matrix + TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + // generate IDCT constants + // GENERATE_IDCT_CONSTANTS + + // then transform columns + IDCT8x8_1D(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + break; + case 3: // iadst_iadst + // generate IADST constants + // GENERATE_IADST_CONSTANTS + + // first transform rows + IADST8X8_1D(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + // transpose the matrix + TRANSPOSE8X8(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + + // then transform columns + IADST8X8_1D(&q8s16, &q9s16, &q10s16, &q11s16, + &q12s16, &q13s16, &q14s16, &q15s16); + break; + default: // iadst_idct + assert(0); + break; + } + + q8s16 = vrshrq_n_s16(q8s16, 5); + q9s16 = vrshrq_n_s16(q9s16, 5); + q10s16 = vrshrq_n_s16(q10s16, 5); + q11s16 = vrshrq_n_s16(q11s16, 5); + q12s16 = vrshrq_n_s16(q12s16, 5); + q13s16 = vrshrq_n_s16(q13s16, 5); + q14s16 = vrshrq_n_s16(q14s16, 5); + q15s16 = vrshrq_n_s16(q15s16, 5); + + for (d1 = d2 = dest, i = 0; i < 2; i++) { + if (i != 0) { + q8s16 = q12s16; + q9s16 = q13s16; + q10s16 = q14s16; + q11s16 = q15s16; + } + + d0u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d1u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d2u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + d3u64 = vld1_u64((uint64_t *)d1); + d1 += dest_stride; + + q8u16 = vaddw_u8(vreinterpretq_u16_s16(q8s16), + vreinterpret_u8_u64(d0u64)); + q9u16 = vaddw_u8(vreinterpretq_u16_s16(q9s16), + vreinterpret_u8_u64(d1u64)); + q10u16 = vaddw_u8(vreinterpretq_u16_s16(q10s16), + vreinterpret_u8_u64(d2u64)); + q11u16 = vaddw_u8(vreinterpretq_u16_s16(q11s16), + vreinterpret_u8_u64(d3u64)); + + d0u8 = vqmovun_s16(vreinterpretq_s16_u16(q8u16)); + d1u8 = vqmovun_s16(vreinterpretq_s16_u16(q9u16)); + d2u8 = vqmovun_s16(vreinterpretq_s16_u16(q10u16)); + d3u8 = vqmovun_s16(vreinterpretq_s16_u16(q11u16)); + + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d0u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d1u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d2u8)); + d2 += dest_stride; + vst1_u64((uint64_t *)d2, vreinterpret_u64_u8(d3u8)); + d2 += dest_stride; + } + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_16_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_16_neon.c new file mode 100644 index 000000000..c69ee1009 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_16_neon.c @@ -0,0 +1,179 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> + +#include "./vp9_rtcd.h" +#include "./vpx_config.h" +#include "vpx/vpx_integer.h" + +static INLINE void vp9_loop_filter_neon_16( + uint8x16_t qblimit, // blimit + uint8x16_t qlimit, // limit + uint8x16_t qthresh, // thresh + uint8x16_t q3, // p3 + uint8x16_t q4, // p2 + uint8x16_t q5, // p1 + uint8x16_t q6, // p0 + uint8x16_t q7, // q0 + uint8x16_t q8, // q1 + uint8x16_t q9, // q2 + uint8x16_t q10, // q3 + uint8x16_t *q5r, // p1 + uint8x16_t *q6r, // p0 + uint8x16_t *q7r, // q0 + uint8x16_t *q8r) { // q1 + uint8x16_t q1u8, q2u8, q11u8, q12u8, q13u8, q14u8, q15u8; + int16x8_t q2s16, q11s16; + uint16x8_t q4u16; + int8x16_t q0s8, q1s8, q2s8, q11s8, q12s8, q13s8; + int8x8_t d2s8, d3s8; + + q11u8 = vabdq_u8(q3, q4); + q12u8 = vabdq_u8(q4, q5); + q13u8 = vabdq_u8(q5, q6); + q14u8 = vabdq_u8(q8, q7); + q3 = vabdq_u8(q9, q8); + q4 = vabdq_u8(q10, q9); + + q11u8 = vmaxq_u8(q11u8, q12u8); + q12u8 = vmaxq_u8(q13u8, q14u8); + q3 = vmaxq_u8(q3, q4); + q15u8 = vmaxq_u8(q11u8, q12u8); + + q9 = vabdq_u8(q6, q7); + + // vp8_hevmask + q13u8 = vcgtq_u8(q13u8, qthresh); + q14u8 = vcgtq_u8(q14u8, qthresh); + q15u8 = vmaxq_u8(q15u8, q3); + + q2u8 = vabdq_u8(q5, q8); + q9 = vqaddq_u8(q9, q9); + + q15u8 = vcgeq_u8(qlimit, q15u8); + + // vp8_filter() function + // convert to signed + q10 = vdupq_n_u8(0x80); + q8 = veorq_u8(q8, q10); + q7 = veorq_u8(q7, q10); + q6 = veorq_u8(q6, q10); + q5 = veorq_u8(q5, q10); + + q2u8 = vshrq_n_u8(q2u8, 1); + q9 = vqaddq_u8(q9, q2u8); + + q2s16 = vsubl_s8(vget_low_s8(vreinterpretq_s8_u8(q7)), + vget_low_s8(vreinterpretq_s8_u8(q6))); + q11s16 = vsubl_s8(vget_high_s8(vreinterpretq_s8_u8(q7)), + vget_high_s8(vreinterpretq_s8_u8(q6))); + + q9 = vcgeq_u8(qblimit, q9); + + q1s8 = vqsubq_s8(vreinterpretq_s8_u8(q5), + vreinterpretq_s8_u8(q8)); + + q14u8 = vorrq_u8(q13u8, q14u8); + + q4u16 = vdupq_n_u16(3); + q2s16 = vmulq_s16(q2s16, vreinterpretq_s16_u16(q4u16)); + q11s16 = vmulq_s16(q11s16, vreinterpretq_s16_u16(q4u16)); + + q1u8 = vandq_u8(vreinterpretq_u8_s8(q1s8), q14u8); + q15u8 = vandq_u8(q15u8, q9); + + q1s8 = vreinterpretq_s8_u8(q1u8); + q2s16 = vaddw_s8(q2s16, vget_low_s8(q1s8)); + q11s16 = vaddw_s8(q11s16, vget_high_s8(q1s8)); + + q4 = vdupq_n_u8(3); + q9 = vdupq_n_u8(4); + // vp8_filter = clamp(vp8_filter + 3 * ( qs0 - ps0)) + d2s8 = vqmovn_s16(q2s16); + d3s8 = vqmovn_s16(q11s16); + q1s8 = vcombine_s8(d2s8, d3s8); + q1u8 = vandq_u8(vreinterpretq_u8_s8(q1s8), q15u8); + q1s8 = vreinterpretq_s8_u8(q1u8); + + q2s8 = vqaddq_s8(q1s8, vreinterpretq_s8_u8(q4)); + q1s8 = vqaddq_s8(q1s8, vreinterpretq_s8_u8(q9)); + q2s8 = vshrq_n_s8(q2s8, 3); + q1s8 = vshrq_n_s8(q1s8, 3); + + q11s8 = vqaddq_s8(vreinterpretq_s8_u8(q6), q2s8); + q0s8 = vqsubq_s8(vreinterpretq_s8_u8(q7), q1s8); + + q1s8 = vrshrq_n_s8(q1s8, 1); + q1s8 = vbicq_s8(q1s8, vreinterpretq_s8_u8(q14u8)); + + q13s8 = vqaddq_s8(vreinterpretq_s8_u8(q5), q1s8); + q12s8 = vqsubq_s8(vreinterpretq_s8_u8(q8), q1s8); + + *q8r = veorq_u8(vreinterpretq_u8_s8(q12s8), q10); + *q7r = veorq_u8(vreinterpretq_u8_s8(q0s8), q10); + *q6r = veorq_u8(vreinterpretq_u8_s8(q11s8), q10); + *q5r = veorq_u8(vreinterpretq_u8_s8(q13s8), q10); + return; +} + +void vp9_lpf_horizontal_4_dual_neon(uint8_t *s, int p /* pitch */, + const uint8_t *blimit0, + const uint8_t *limit0, + const uint8_t *thresh0, + const uint8_t *blimit1, + const uint8_t *limit1, + const uint8_t *thresh1) { + uint8x8_t dblimit0, dlimit0, dthresh0, dblimit1, dlimit1, dthresh1; + uint8x16_t qblimit, qlimit, qthresh; + uint8x16_t q3u8, q4u8, q5u8, q6u8, q7u8, q8u8, q9u8, q10u8; + + dblimit0 = vld1_u8(blimit0); + dlimit0 = vld1_u8(limit0); + dthresh0 = vld1_u8(thresh0); + dblimit1 = vld1_u8(blimit1); + dlimit1 = vld1_u8(limit1); + dthresh1 = vld1_u8(thresh1); + qblimit = vcombine_u8(dblimit0, dblimit1); + qlimit = vcombine_u8(dlimit0, dlimit1); + qthresh = vcombine_u8(dthresh0, dthresh1); + + s -= (p << 2); + + q3u8 = vld1q_u8(s); + s += p; + q4u8 = vld1q_u8(s); + s += p; + q5u8 = vld1q_u8(s); + s += p; + q6u8 = vld1q_u8(s); + s += p; + q7u8 = vld1q_u8(s); + s += p; + q8u8 = vld1q_u8(s); + s += p; + q9u8 = vld1q_u8(s); + s += p; + q10u8 = vld1q_u8(s); + + vp9_loop_filter_neon_16(qblimit, qlimit, qthresh, + q3u8, q4u8, q5u8, q6u8, q7u8, q8u8, q9u8, q10u8, + &q5u8, &q6u8, &q7u8, &q8u8); + + s -= (p * 5); + vst1q_u8(s, q5u8); + s += p; + vst1q_u8(s, q6u8); + s += p; + vst1q_u8(s, q7u8); + s += p; + vst1q_u8(s, q8u8); + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_16_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_16_neon_asm.asm new file mode 100644 index 000000000..5b8ec2028 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_16_neon_asm.asm @@ -0,0 +1,199 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + EXPORT |vp9_lpf_horizontal_4_dual_neon| + ARM + + AREA ||.text||, CODE, READONLY, ALIGN=2 + +;void vp9_lpf_horizontal_4_dual_neon(uint8_t *s, int p, +; const uint8_t *blimit0, +; const uint8_t *limit0, +; const uint8_t *thresh0, +; const uint8_t *blimit1, +; const uint8_t *limit1, +; const uint8_t *thresh1) +; r0 uint8_t *s, +; r1 int p, +; r2 const uint8_t *blimit0, +; r3 const uint8_t *limit0, +; sp const uint8_t *thresh0, +; sp+4 const uint8_t *blimit1, +; sp+8 const uint8_t *limit1, +; sp+12 const uint8_t *thresh1, + +|vp9_lpf_horizontal_4_dual_neon| PROC + push {lr} + + ldr r12, [sp, #4] ; load thresh0 + vld1.8 {d0}, [r2] ; load blimit0 to first half q + vld1.8 {d2}, [r3] ; load limit0 to first half q + + add r1, r1, r1 ; double pitch + ldr r2, [sp, #8] ; load blimit1 + + vld1.8 {d4}, [r12] ; load thresh0 to first half q + + ldr r3, [sp, #12] ; load limit1 + ldr r12, [sp, #16] ; load thresh1 + vld1.8 {d1}, [r2] ; load blimit1 to 2nd half q + + sub r2, r0, r1, lsl #1 ; s[-4 * p] + + vld1.8 {d3}, [r3] ; load limit1 to 2nd half q + vld1.8 {d5}, [r12] ; load thresh1 to 2nd half q + + vpush {d8-d15} ; save neon registers + + add r3, r2, r1, lsr #1 ; s[-3 * p] + + vld1.u8 {q3}, [r2@64], r1 ; p3 + vld1.u8 {q4}, [r3@64], r1 ; p2 + vld1.u8 {q5}, [r2@64], r1 ; p1 + vld1.u8 {q6}, [r3@64], r1 ; p0 + vld1.u8 {q7}, [r2@64], r1 ; q0 + vld1.u8 {q8}, [r3@64], r1 ; q1 + vld1.u8 {q9}, [r2@64] ; q2 + vld1.u8 {q10}, [r3@64] ; q3 + + sub r2, r2, r1, lsl #1 + sub r3, r3, r1, lsl #1 + + bl vp9_loop_filter_neon_16 + + vst1.u8 {q5}, [r2@64], r1 ; store op1 + vst1.u8 {q6}, [r3@64], r1 ; store op0 + vst1.u8 {q7}, [r2@64], r1 ; store oq0 + vst1.u8 {q8}, [r3@64], r1 ; store oq1 + + vpop {d8-d15} ; restore neon registers + + pop {pc} + ENDP ; |vp9_lpf_horizontal_4_dual_neon| + +; void vp9_loop_filter_neon_16(); +; This is a helper function for the loopfilters. The invidual functions do the +; necessary load, transpose (if necessary) and store. This function uses +; registers d8-d15, so the calling function must save those registers. +; +; r0-r3, r12 PRESERVE +; q0 blimit +; q1 limit +; q2 thresh +; q3 p3 +; q4 p2 +; q5 p1 +; q6 p0 +; q7 q0 +; q8 q1 +; q9 q2 +; q10 q3 +; +; Outputs: +; q5 op1 +; q6 op0 +; q7 oq0 +; q8 oq1 +|vp9_loop_filter_neon_16| PROC + + ; filter_mask + vabd.u8 q11, q3, q4 ; m1 = abs(p3 - p2) + vabd.u8 q12, q4, q5 ; m2 = abs(p2 - p1) + vabd.u8 q13, q5, q6 ; m3 = abs(p1 - p0) + vabd.u8 q14, q8, q7 ; m4 = abs(q1 - q0) + vabd.u8 q3, q9, q8 ; m5 = abs(q2 - q1) + vabd.u8 q4, q10, q9 ; m6 = abs(q3 - q2) + + ; only compare the largest value to limit + vmax.u8 q11, q11, q12 ; m7 = max(m1, m2) + vmax.u8 q12, q13, q14 ; m8 = max(m3, m4) + + vabd.u8 q9, q6, q7 ; abs(p0 - q0) + + vmax.u8 q3, q3, q4 ; m9 = max(m5, m6) + + vmov.u8 q10, #0x80 + + vmax.u8 q15, q11, q12 ; m10 = max(m7, m8) + + vcgt.u8 q13, q13, q2 ; (abs(p1 - p0) > thresh)*-1 + vcgt.u8 q14, q14, q2 ; (abs(q1 - q0) > thresh)*-1 + vmax.u8 q15, q15, q3 ; m11 = max(m10, m9) + + vabd.u8 q2, q5, q8 ; a = abs(p1 - q1) + vqadd.u8 q9, q9, q9 ; b = abs(p0 - q0) * 2 + + veor q7, q7, q10 ; qs0 + + vcge.u8 q15, q1, q15 ; abs(m11) > limit + + vshr.u8 q2, q2, #1 ; a = a / 2 + veor q6, q6, q10 ; ps0 + + veor q5, q5, q10 ; ps1 + vqadd.u8 q9, q9, q2 ; a = b + a + + veor q8, q8, q10 ; qs1 + + vmov.u16 q4, #3 + + vsubl.s8 q2, d14, d12 ; ( qs0 - ps0) + vsubl.s8 q11, d15, d13 + + vcge.u8 q9, q0, q9 ; a > blimit + + vqsub.s8 q1, q5, q8 ; filter = clamp(ps1-qs1) + vorr q14, q13, q14 ; hev + + vmul.i16 q2, q2, q4 ; 3 * ( qs0 - ps0) + vmul.i16 q11, q11, q4 + + vand q1, q1, q14 ; filter &= hev + vand q15, q15, q9 ; mask + + vmov.u8 q4, #3 + + vaddw.s8 q2, q2, d2 ; filter + 3 * (qs0 - ps0) + vaddw.s8 q11, q11, d3 + + vmov.u8 q9, #4 + + ; filter = clamp(filter + 3 * ( qs0 - ps0)) + vqmovn.s16 d2, q2 + vqmovn.s16 d3, q11 + vand q1, q1, q15 ; filter &= mask + + vqadd.s8 q2, q1, q4 ; filter2 = clamp(filter+3) + vqadd.s8 q1, q1, q9 ; filter1 = clamp(filter+4) + vshr.s8 q2, q2, #3 ; filter2 >>= 3 + vshr.s8 q1, q1, #3 ; filter1 >>= 3 + + + vqadd.s8 q11, q6, q2 ; u = clamp(ps0 + filter2) + vqsub.s8 q0, q7, q1 ; u = clamp(qs0 - filter1) + + ; outer tap adjustments + vrshr.s8 q1, q1, #1 ; filter = ++filter1 >> 1 + + veor q7, q0, q10 ; *oq0 = u^0x80 + + vbic q1, q1, q14 ; filter &= ~hev + + vqadd.s8 q13, q5, q1 ; u = clamp(ps1 + filter) + vqsub.s8 q12, q8, q1 ; u = clamp(qs1 - filter) + + veor q6, q11, q10 ; *op0 = u^0x80 + veor q5, q13, q10 ; *op1 = u^0x80 + veor q8, q12, q10 ; *oq1 = u^0x80 + + bx lr + ENDP ; |vp9_loop_filter_neon_16| + + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_4_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_4_neon.c new file mode 100644 index 000000000..fd9db6187 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_4_neon.c @@ -0,0 +1,274 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> + +#include "./vpx_config.h" + +static INLINE void vp9_loop_filter_neon( + uint8x8_t dblimit, // flimit + uint8x8_t dlimit, // limit + uint8x8_t dthresh, // thresh + uint8x8_t d3u8, // p3 + uint8x8_t d4u8, // p2 + uint8x8_t d5u8, // p1 + uint8x8_t d6u8, // p0 + uint8x8_t d7u8, // q0 + uint8x8_t d16u8, // q1 + uint8x8_t d17u8, // q2 + uint8x8_t d18u8, // q3 + uint8x8_t *d4ru8, // p1 + uint8x8_t *d5ru8, // p0 + uint8x8_t *d6ru8, // q0 + uint8x8_t *d7ru8) { // q1 + uint8x8_t d19u8, d20u8, d21u8, d22u8, d23u8, d27u8, d28u8; + int16x8_t q12s16; + int8x8_t d19s8, d20s8, d21s8, d26s8, d27s8, d28s8; + + d19u8 = vabd_u8(d3u8, d4u8); + d20u8 = vabd_u8(d4u8, d5u8); + d21u8 = vabd_u8(d5u8, d6u8); + d22u8 = vabd_u8(d16u8, d7u8); + d3u8 = vabd_u8(d17u8, d16u8); + d4u8 = vabd_u8(d18u8, d17u8); + + d19u8 = vmax_u8(d19u8, d20u8); + d20u8 = vmax_u8(d21u8, d22u8); + d3u8 = vmax_u8(d3u8, d4u8); + d23u8 = vmax_u8(d19u8, d20u8); + + d17u8 = vabd_u8(d6u8, d7u8); + + d21u8 = vcgt_u8(d21u8, dthresh); + d22u8 = vcgt_u8(d22u8, dthresh); + d23u8 = vmax_u8(d23u8, d3u8); + + d28u8 = vabd_u8(d5u8, d16u8); + d17u8 = vqadd_u8(d17u8, d17u8); + + d23u8 = vcge_u8(dlimit, d23u8); + + d18u8 = vdup_n_u8(0x80); + d5u8 = veor_u8(d5u8, d18u8); + d6u8 = veor_u8(d6u8, d18u8); + d7u8 = veor_u8(d7u8, d18u8); + d16u8 = veor_u8(d16u8, d18u8); + + d28u8 = vshr_n_u8(d28u8, 1); + d17u8 = vqadd_u8(d17u8, d28u8); + + d19u8 = vdup_n_u8(3); + + d28s8 = vsub_s8(vreinterpret_s8_u8(d7u8), + vreinterpret_s8_u8(d6u8)); + + d17u8 = vcge_u8(dblimit, d17u8); + + d27s8 = vqsub_s8(vreinterpret_s8_u8(d5u8), + vreinterpret_s8_u8(d16u8)); + + d22u8 = vorr_u8(d21u8, d22u8); + + q12s16 = vmull_s8(d28s8, vreinterpret_s8_u8(d19u8)); + + d27u8 = vand_u8(vreinterpret_u8_s8(d27s8), d22u8); + d23u8 = vand_u8(d23u8, d17u8); + + q12s16 = vaddw_s8(q12s16, vreinterpret_s8_u8(d27u8)); + + d17u8 = vdup_n_u8(4); + + d27s8 = vqmovn_s16(q12s16); + d27u8 = vand_u8(vreinterpret_u8_s8(d27s8), d23u8); + d27s8 = vreinterpret_s8_u8(d27u8); + + d28s8 = vqadd_s8(d27s8, vreinterpret_s8_u8(d19u8)); + d27s8 = vqadd_s8(d27s8, vreinterpret_s8_u8(d17u8)); + d28s8 = vshr_n_s8(d28s8, 3); + d27s8 = vshr_n_s8(d27s8, 3); + + d19s8 = vqadd_s8(vreinterpret_s8_u8(d6u8), d28s8); + d26s8 = vqsub_s8(vreinterpret_s8_u8(d7u8), d27s8); + + d27s8 = vrshr_n_s8(d27s8, 1); + d27s8 = vbic_s8(d27s8, vreinterpret_s8_u8(d22u8)); + + d21s8 = vqadd_s8(vreinterpret_s8_u8(d5u8), d27s8); + d20s8 = vqsub_s8(vreinterpret_s8_u8(d16u8), d27s8); + + *d4ru8 = veor_u8(vreinterpret_u8_s8(d21s8), d18u8); + *d5ru8 = veor_u8(vreinterpret_u8_s8(d19s8), d18u8); + *d6ru8 = veor_u8(vreinterpret_u8_s8(d26s8), d18u8); + *d7ru8 = veor_u8(vreinterpret_u8_s8(d20s8), d18u8); + return; +} + +void vp9_lpf_horizontal_4_neon( + unsigned char *src, + int pitch, + unsigned char *blimit, + unsigned char *limit, + unsigned char *thresh, + int count) { + int i; + uint8_t *s, *psrc; + uint8x8_t dblimit, dlimit, dthresh; + uint8x8_t d3u8, d4u8, d5u8, d6u8, d7u8, d16u8, d17u8, d18u8; + + if (count == 0) // end_vp9_lf_h_edge + return; + + dblimit = vld1_u8(blimit); + dlimit = vld1_u8(limit); + dthresh = vld1_u8(thresh); + + psrc = src - (pitch << 2); + for (i = 0; i < count; i++) { + s = psrc + i * 8; + + d3u8 = vld1_u8(s); + s += pitch; + d4u8 = vld1_u8(s); + s += pitch; + d5u8 = vld1_u8(s); + s += pitch; + d6u8 = vld1_u8(s); + s += pitch; + d7u8 = vld1_u8(s); + s += pitch; + d16u8 = vld1_u8(s); + s += pitch; + d17u8 = vld1_u8(s); + s += pitch; + d18u8 = vld1_u8(s); + + vp9_loop_filter_neon(dblimit, dlimit, dthresh, + d3u8, d4u8, d5u8, d6u8, d7u8, d16u8, d17u8, d18u8, + &d4u8, &d5u8, &d6u8, &d7u8); + + s -= (pitch * 5); + vst1_u8(s, d4u8); + s += pitch; + vst1_u8(s, d5u8); + s += pitch; + vst1_u8(s, d6u8); + s += pitch; + vst1_u8(s, d7u8); + } + return; +} + +void vp9_lpf_vertical_4_neon( + unsigned char *src, + int pitch, + unsigned char *blimit, + unsigned char *limit, + unsigned char *thresh, + int count) { + int i, pitch8; + uint8_t *s; + uint8x8_t dblimit, dlimit, dthresh; + uint8x8_t d3u8, d4u8, d5u8, d6u8, d7u8, d16u8, d17u8, d18u8; + uint32x2x2_t d2tmp0, d2tmp1, d2tmp2, d2tmp3; + uint16x4x2_t d2tmp4, d2tmp5, d2tmp6, d2tmp7; + uint8x8x2_t d2tmp8, d2tmp9, d2tmp10, d2tmp11; + uint8x8x4_t d4Result; + + if (count == 0) // end_vp9_lf_h_edge + return; + + dblimit = vld1_u8(blimit); + dlimit = vld1_u8(limit); + dthresh = vld1_u8(thresh); + + pitch8 = pitch * 8; + for (i = 0; i < count; i++, src += pitch8) { + s = src - (i + 1) * 4; + + d3u8 = vld1_u8(s); + s += pitch; + d4u8 = vld1_u8(s); + s += pitch; + d5u8 = vld1_u8(s); + s += pitch; + d6u8 = vld1_u8(s); + s += pitch; + d7u8 = vld1_u8(s); + s += pitch; + d16u8 = vld1_u8(s); + s += pitch; + d17u8 = vld1_u8(s); + s += pitch; + d18u8 = vld1_u8(s); + + d2tmp0 = vtrn_u32(vreinterpret_u32_u8(d3u8), + vreinterpret_u32_u8(d7u8)); + d2tmp1 = vtrn_u32(vreinterpret_u32_u8(d4u8), + vreinterpret_u32_u8(d16u8)); + d2tmp2 = vtrn_u32(vreinterpret_u32_u8(d5u8), + vreinterpret_u32_u8(d17u8)); + d2tmp3 = vtrn_u32(vreinterpret_u32_u8(d6u8), + vreinterpret_u32_u8(d18u8)); + + d2tmp4 = vtrn_u16(vreinterpret_u16_u32(d2tmp0.val[0]), + vreinterpret_u16_u32(d2tmp2.val[0])); + d2tmp5 = vtrn_u16(vreinterpret_u16_u32(d2tmp1.val[0]), + vreinterpret_u16_u32(d2tmp3.val[0])); + d2tmp6 = vtrn_u16(vreinterpret_u16_u32(d2tmp0.val[1]), + vreinterpret_u16_u32(d2tmp2.val[1])); + d2tmp7 = vtrn_u16(vreinterpret_u16_u32(d2tmp1.val[1]), + vreinterpret_u16_u32(d2tmp3.val[1])); + + d2tmp8 = vtrn_u8(vreinterpret_u8_u16(d2tmp4.val[0]), + vreinterpret_u8_u16(d2tmp5.val[0])); + d2tmp9 = vtrn_u8(vreinterpret_u8_u16(d2tmp4.val[1]), + vreinterpret_u8_u16(d2tmp5.val[1])); + d2tmp10 = vtrn_u8(vreinterpret_u8_u16(d2tmp6.val[0]), + vreinterpret_u8_u16(d2tmp7.val[0])); + d2tmp11 = vtrn_u8(vreinterpret_u8_u16(d2tmp6.val[1]), + vreinterpret_u8_u16(d2tmp7.val[1])); + + d3u8 = d2tmp8.val[0]; + d4u8 = d2tmp8.val[1]; + d5u8 = d2tmp9.val[0]; + d6u8 = d2tmp9.val[1]; + d7u8 = d2tmp10.val[0]; + d16u8 = d2tmp10.val[1]; + d17u8 = d2tmp11.val[0]; + d18u8 = d2tmp11.val[1]; + + vp9_loop_filter_neon(dblimit, dlimit, dthresh, + d3u8, d4u8, d5u8, d6u8, d7u8, d16u8, d17u8, d18u8, + &d4u8, &d5u8, &d6u8, &d7u8); + + d4Result.val[0] = d4u8; + d4Result.val[1] = d5u8; + d4Result.val[2] = d6u8; + d4Result.val[3] = d7u8; + + src -= 2; + vst4_lane_u8(src, d4Result, 0); + src += pitch; + vst4_lane_u8(src, d4Result, 1); + src += pitch; + vst4_lane_u8(src, d4Result, 2); + src += pitch; + vst4_lane_u8(src, d4Result, 3); + src += pitch; + vst4_lane_u8(src, d4Result, 4); + src += pitch; + vst4_lane_u8(src, d4Result, 5); + src += pitch; + vst4_lane_u8(src, d4Result, 6); + src += pitch; + vst4_lane_u8(src, d4Result, 7); + } + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_4_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_4_neon_asm.asm new file mode 100644 index 000000000..7738e0d3a --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_4_neon_asm.asm @@ -0,0 +1,277 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + EXPORT |vp9_lpf_horizontal_4_neon| + EXPORT |vp9_lpf_vertical_4_neon| + ARM + + AREA ||.text||, CODE, READONLY, ALIGN=2 + +; Currently vp9 only works on iterations 8 at a time. The vp8 loop filter +; works on 16 iterations at a time. +; TODO(fgalligan): See about removing the count code as this function is only +; called with a count of 1. +; +; void vp9_lpf_horizontal_4_neon(uint8_t *s, +; int p /* pitch */, +; const uint8_t *blimit, +; const uint8_t *limit, +; const uint8_t *thresh, +; int count) +; +; r0 uint8_t *s, +; r1 int p, /* pitch */ +; r2 const uint8_t *blimit, +; r3 const uint8_t *limit, +; sp const uint8_t *thresh, +; sp+4 int count +|vp9_lpf_horizontal_4_neon| PROC + push {lr} + + vld1.8 {d0[]}, [r2] ; duplicate *blimit + ldr r12, [sp, #8] ; load count + ldr r2, [sp, #4] ; load thresh + add r1, r1, r1 ; double pitch + + cmp r12, #0 + beq end_vp9_lf_h_edge + + vld1.8 {d1[]}, [r3] ; duplicate *limit + vld1.8 {d2[]}, [r2] ; duplicate *thresh + +count_lf_h_loop + sub r2, r0, r1, lsl #1 ; move src pointer down by 4 lines + add r3, r2, r1, lsr #1 ; set to 3 lines down + + vld1.u8 {d3}, [r2@64], r1 ; p3 + vld1.u8 {d4}, [r3@64], r1 ; p2 + vld1.u8 {d5}, [r2@64], r1 ; p1 + vld1.u8 {d6}, [r3@64], r1 ; p0 + vld1.u8 {d7}, [r2@64], r1 ; q0 + vld1.u8 {d16}, [r3@64], r1 ; q1 + vld1.u8 {d17}, [r2@64] ; q2 + vld1.u8 {d18}, [r3@64] ; q3 + + sub r2, r2, r1, lsl #1 + sub r3, r3, r1, lsl #1 + + bl vp9_loop_filter_neon + + vst1.u8 {d4}, [r2@64], r1 ; store op1 + vst1.u8 {d5}, [r3@64], r1 ; store op0 + vst1.u8 {d6}, [r2@64], r1 ; store oq0 + vst1.u8 {d7}, [r3@64], r1 ; store oq1 + + add r0, r0, #8 + subs r12, r12, #1 + bne count_lf_h_loop + +end_vp9_lf_h_edge + pop {pc} + ENDP ; |vp9_lpf_horizontal_4_neon| + +; Currently vp9 only works on iterations 8 at a time. The vp8 loop filter +; works on 16 iterations at a time. +; TODO(fgalligan): See about removing the count code as this function is only +; called with a count of 1. +; +; void vp9_lpf_vertical_4_neon(uint8_t *s, +; int p /* pitch */, +; const uint8_t *blimit, +; const uint8_t *limit, +; const uint8_t *thresh, +; int count) +; +; r0 uint8_t *s, +; r1 int p, /* pitch */ +; r2 const uint8_t *blimit, +; r3 const uint8_t *limit, +; sp const uint8_t *thresh, +; sp+4 int count +|vp9_lpf_vertical_4_neon| PROC + push {lr} + + vld1.8 {d0[]}, [r2] ; duplicate *blimit + ldr r12, [sp, #8] ; load count + vld1.8 {d1[]}, [r3] ; duplicate *limit + + ldr r3, [sp, #4] ; load thresh + sub r2, r0, #4 ; move s pointer down by 4 columns + cmp r12, #0 + beq end_vp9_lf_v_edge + + vld1.8 {d2[]}, [r3] ; duplicate *thresh + +count_lf_v_loop + vld1.u8 {d3}, [r2], r1 ; load s data + vld1.u8 {d4}, [r2], r1 + vld1.u8 {d5}, [r2], r1 + vld1.u8 {d6}, [r2], r1 + vld1.u8 {d7}, [r2], r1 + vld1.u8 {d16}, [r2], r1 + vld1.u8 {d17}, [r2], r1 + vld1.u8 {d18}, [r2] + + ;transpose to 8x16 matrix + vtrn.32 d3, d7 + vtrn.32 d4, d16 + vtrn.32 d5, d17 + vtrn.32 d6, d18 + + vtrn.16 d3, d5 + vtrn.16 d4, d6 + vtrn.16 d7, d17 + vtrn.16 d16, d18 + + vtrn.8 d3, d4 + vtrn.8 d5, d6 + vtrn.8 d7, d16 + vtrn.8 d17, d18 + + bl vp9_loop_filter_neon + + sub r0, r0, #2 + + ;store op1, op0, oq0, oq1 + vst4.8 {d4[0], d5[0], d6[0], d7[0]}, [r0], r1 + vst4.8 {d4[1], d5[1], d6[1], d7[1]}, [r0], r1 + vst4.8 {d4[2], d5[2], d6[2], d7[2]}, [r0], r1 + vst4.8 {d4[3], d5[3], d6[3], d7[3]}, [r0], r1 + vst4.8 {d4[4], d5[4], d6[4], d7[4]}, [r0], r1 + vst4.8 {d4[5], d5[5], d6[5], d7[5]}, [r0], r1 + vst4.8 {d4[6], d5[6], d6[6], d7[6]}, [r0], r1 + vst4.8 {d4[7], d5[7], d6[7], d7[7]}, [r0] + + add r0, r0, r1, lsl #3 ; s += pitch * 8 + subs r12, r12, #1 + subne r2, r0, #4 ; move s pointer down by 4 columns + bne count_lf_v_loop + +end_vp9_lf_v_edge + pop {pc} + ENDP ; |vp9_lpf_vertical_4_neon| + +; void vp9_loop_filter_neon(); +; This is a helper function for the loopfilters. The invidual functions do the +; necessary load, transpose (if necessary) and store. The function does not use +; registers d8-d15. +; +; Inputs: +; r0-r3, r12 PRESERVE +; d0 blimit +; d1 limit +; d2 thresh +; d3 p3 +; d4 p2 +; d5 p1 +; d6 p0 +; d7 q0 +; d16 q1 +; d17 q2 +; d18 q3 +; +; Outputs: +; d4 op1 +; d5 op0 +; d6 oq0 +; d7 oq1 +|vp9_loop_filter_neon| PROC + ; filter_mask + vabd.u8 d19, d3, d4 ; m1 = abs(p3 - p2) + vabd.u8 d20, d4, d5 ; m2 = abs(p2 - p1) + vabd.u8 d21, d5, d6 ; m3 = abs(p1 - p0) + vabd.u8 d22, d16, d7 ; m4 = abs(q1 - q0) + vabd.u8 d3, d17, d16 ; m5 = abs(q2 - q1) + vabd.u8 d4, d18, d17 ; m6 = abs(q3 - q2) + + ; only compare the largest value to limit + vmax.u8 d19, d19, d20 ; m1 = max(m1, m2) + vmax.u8 d20, d21, d22 ; m2 = max(m3, m4) + + vabd.u8 d17, d6, d7 ; abs(p0 - q0) + + vmax.u8 d3, d3, d4 ; m3 = max(m5, m6) + + vmov.u8 d18, #0x80 + + vmax.u8 d23, d19, d20 ; m1 = max(m1, m2) + + ; hevmask + vcgt.u8 d21, d21, d2 ; (abs(p1 - p0) > thresh)*-1 + vcgt.u8 d22, d22, d2 ; (abs(q1 - q0) > thresh)*-1 + vmax.u8 d23, d23, d3 ; m1 = max(m1, m3) + + vabd.u8 d28, d5, d16 ; a = abs(p1 - q1) + vqadd.u8 d17, d17, d17 ; b = abs(p0 - q0) * 2 + + veor d7, d7, d18 ; qs0 + + vcge.u8 d23, d1, d23 ; abs(m1) > limit + + ; filter() function + ; convert to signed + + vshr.u8 d28, d28, #1 ; a = a / 2 + veor d6, d6, d18 ; ps0 + + veor d5, d5, d18 ; ps1 + vqadd.u8 d17, d17, d28 ; a = b + a + + veor d16, d16, d18 ; qs1 + + vmov.u8 d19, #3 + + vsub.s8 d28, d7, d6 ; ( qs0 - ps0) + + vcge.u8 d17, d0, d17 ; a > blimit + + vqsub.s8 d27, d5, d16 ; filter = clamp(ps1-qs1) + vorr d22, d21, d22 ; hevmask + + vmull.s8 q12, d28, d19 ; 3 * ( qs0 - ps0) + + vand d27, d27, d22 ; filter &= hev + vand d23, d23, d17 ; filter_mask + + vaddw.s8 q12, q12, d27 ; filter + 3 * (qs0 - ps0) + + vmov.u8 d17, #4 + + ; filter = clamp(filter + 3 * ( qs0 - ps0)) + vqmovn.s16 d27, q12 + + vand d27, d27, d23 ; filter &= mask + + vqadd.s8 d28, d27, d19 ; filter2 = clamp(filter+3) + vqadd.s8 d27, d27, d17 ; filter1 = clamp(filter+4) + vshr.s8 d28, d28, #3 ; filter2 >>= 3 + vshr.s8 d27, d27, #3 ; filter1 >>= 3 + + vqadd.s8 d19, d6, d28 ; u = clamp(ps0 + filter2) + vqsub.s8 d26, d7, d27 ; u = clamp(qs0 - filter1) + + ; outer tap adjustments + vrshr.s8 d27, d27, #1 ; filter = ++filter1 >> 1 + + veor d6, d26, d18 ; *oq0 = u^0x80 + + vbic d27, d27, d22 ; filter &= ~hev + + vqadd.s8 d21, d5, d27 ; u = clamp(ps1 + filter) + vqsub.s8 d20, d16, d27 ; u = clamp(qs1 - filter) + + veor d5, d19, d18 ; *op0 = u^0x80 + veor d4, d21, d18 ; *op1 = u^0x80 + veor d7, d20, d18 ; *oq1 = u^0x80 + + bx lr + ENDP ; |vp9_loop_filter_neon| + + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_8_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_8_neon.c new file mode 100644 index 000000000..33068a8a2 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_8_neon.c @@ -0,0 +1,453 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> + +#include "./vpx_config.h" + +static INLINE void vp9_mbloop_filter_neon( + uint8x8_t dblimit, // mblimit + uint8x8_t dlimit, // limit + uint8x8_t dthresh, // thresh + uint8x8_t d3u8, // p2 + uint8x8_t d4u8, // p2 + uint8x8_t d5u8, // p1 + uint8x8_t d6u8, // p0 + uint8x8_t d7u8, // q0 + uint8x8_t d16u8, // q1 + uint8x8_t d17u8, // q2 + uint8x8_t d18u8, // q3 + uint8x8_t *d0ru8, // p1 + uint8x8_t *d1ru8, // p1 + uint8x8_t *d2ru8, // p0 + uint8x8_t *d3ru8, // q0 + uint8x8_t *d4ru8, // q1 + uint8x8_t *d5ru8) { // q1 + uint32_t flat; + uint8x8_t d0u8, d1u8, d2u8, d19u8, d20u8, d21u8, d22u8, d23u8, d24u8; + uint8x8_t d25u8, d26u8, d27u8, d28u8, d29u8, d30u8, d31u8; + int16x8_t q15s16; + uint16x8_t q10u16, q14u16; + int8x8_t d21s8, d24s8, d25s8, d26s8, d28s8, d29s8, d30s8; + + d19u8 = vabd_u8(d3u8, d4u8); + d20u8 = vabd_u8(d4u8, d5u8); + d21u8 = vabd_u8(d5u8, d6u8); + d22u8 = vabd_u8(d16u8, d7u8); + d23u8 = vabd_u8(d17u8, d16u8); + d24u8 = vabd_u8(d18u8, d17u8); + + d19u8 = vmax_u8(d19u8, d20u8); + d20u8 = vmax_u8(d21u8, d22u8); + + d25u8 = vabd_u8(d6u8, d4u8); + + d23u8 = vmax_u8(d23u8, d24u8); + + d26u8 = vabd_u8(d7u8, d17u8); + + d19u8 = vmax_u8(d19u8, d20u8); + + d24u8 = vabd_u8(d6u8, d7u8); + d27u8 = vabd_u8(d3u8, d6u8); + d28u8 = vabd_u8(d18u8, d7u8); + + d19u8 = vmax_u8(d19u8, d23u8); + + d23u8 = vabd_u8(d5u8, d16u8); + d24u8 = vqadd_u8(d24u8, d24u8); + + + d19u8 = vcge_u8(dlimit, d19u8); + + + d25u8 = vmax_u8(d25u8, d26u8); + d26u8 = vmax_u8(d27u8, d28u8); + + d23u8 = vshr_n_u8(d23u8, 1); + + d25u8 = vmax_u8(d25u8, d26u8); + + d24u8 = vqadd_u8(d24u8, d23u8); + + d20u8 = vmax_u8(d20u8, d25u8); + + d23u8 = vdup_n_u8(1); + d24u8 = vcge_u8(dblimit, d24u8); + + d21u8 = vcgt_u8(d21u8, dthresh); + + d20u8 = vcge_u8(d23u8, d20u8); + + d19u8 = vand_u8(d19u8, d24u8); + + d23u8 = vcgt_u8(d22u8, dthresh); + + d20u8 = vand_u8(d20u8, d19u8); + + d22u8 = vdup_n_u8(0x80); + + d23u8 = vorr_u8(d21u8, d23u8); + + q10u16 = vcombine_u16(vreinterpret_u16_u8(d20u8), + vreinterpret_u16_u8(d21u8)); + + d30u8 = vshrn_n_u16(q10u16, 4); + flat = vget_lane_u32(vreinterpret_u32_u8(d30u8), 0); + + if (flat == 0xffffffff) { // Check for all 1's, power_branch_only + d27u8 = vdup_n_u8(3); + d21u8 = vdup_n_u8(2); + q14u16 = vaddl_u8(d6u8, d7u8); + q14u16 = vmlal_u8(q14u16, d3u8, d27u8); + q14u16 = vmlal_u8(q14u16, d4u8, d21u8); + q14u16 = vaddw_u8(q14u16, d5u8); + *d0ru8 = vqrshrn_n_u16(q14u16, 3); + + q14u16 = vsubw_u8(q14u16, d3u8); + q14u16 = vsubw_u8(q14u16, d4u8); + q14u16 = vaddw_u8(q14u16, d5u8); + q14u16 = vaddw_u8(q14u16, d16u8); + *d1ru8 = vqrshrn_n_u16(q14u16, 3); + + q14u16 = vsubw_u8(q14u16, d3u8); + q14u16 = vsubw_u8(q14u16, d5u8); + q14u16 = vaddw_u8(q14u16, d6u8); + q14u16 = vaddw_u8(q14u16, d17u8); + *d2ru8 = vqrshrn_n_u16(q14u16, 3); + + q14u16 = vsubw_u8(q14u16, d3u8); + q14u16 = vsubw_u8(q14u16, d6u8); + q14u16 = vaddw_u8(q14u16, d7u8); + q14u16 = vaddw_u8(q14u16, d18u8); + *d3ru8 = vqrshrn_n_u16(q14u16, 3); + + q14u16 = vsubw_u8(q14u16, d4u8); + q14u16 = vsubw_u8(q14u16, d7u8); + q14u16 = vaddw_u8(q14u16, d16u8); + q14u16 = vaddw_u8(q14u16, d18u8); + *d4ru8 = vqrshrn_n_u16(q14u16, 3); + + q14u16 = vsubw_u8(q14u16, d5u8); + q14u16 = vsubw_u8(q14u16, d16u8); + q14u16 = vaddw_u8(q14u16, d17u8); + q14u16 = vaddw_u8(q14u16, d18u8); + *d5ru8 = vqrshrn_n_u16(q14u16, 3); + } else { + d21u8 = veor_u8(d7u8, d22u8); + d24u8 = veor_u8(d6u8, d22u8); + d25u8 = veor_u8(d5u8, d22u8); + d26u8 = veor_u8(d16u8, d22u8); + + d27u8 = vdup_n_u8(3); + + d28s8 = vsub_s8(vreinterpret_s8_u8(d21u8), vreinterpret_s8_u8(d24u8)); + d29s8 = vqsub_s8(vreinterpret_s8_u8(d25u8), vreinterpret_s8_u8(d26u8)); + + q15s16 = vmull_s8(d28s8, vreinterpret_s8_u8(d27u8)); + + d29s8 = vand_s8(d29s8, vreinterpret_s8_u8(d23u8)); + + q15s16 = vaddw_s8(q15s16, d29s8); + + d29u8 = vdup_n_u8(4); + + d28s8 = vqmovn_s16(q15s16); + + d28s8 = vand_s8(d28s8, vreinterpret_s8_u8(d19u8)); + + d30s8 = vqadd_s8(d28s8, vreinterpret_s8_u8(d27u8)); + d29s8 = vqadd_s8(d28s8, vreinterpret_s8_u8(d29u8)); + d30s8 = vshr_n_s8(d30s8, 3); + d29s8 = vshr_n_s8(d29s8, 3); + + d24s8 = vqadd_s8(vreinterpret_s8_u8(d24u8), d30s8); + d21s8 = vqsub_s8(vreinterpret_s8_u8(d21u8), d29s8); + + d29s8 = vrshr_n_s8(d29s8, 1); + d29s8 = vbic_s8(d29s8, vreinterpret_s8_u8(d23u8)); + + d25s8 = vqadd_s8(vreinterpret_s8_u8(d25u8), d29s8); + d26s8 = vqsub_s8(vreinterpret_s8_u8(d26u8), d29s8); + + if (flat == 0) { // filter_branch_only + *d0ru8 = d4u8; + *d1ru8 = veor_u8(vreinterpret_u8_s8(d25s8), d22u8); + *d2ru8 = veor_u8(vreinterpret_u8_s8(d24s8), d22u8); + *d3ru8 = veor_u8(vreinterpret_u8_s8(d21s8), d22u8); + *d4ru8 = veor_u8(vreinterpret_u8_s8(d26s8), d22u8); + *d5ru8 = d17u8; + return; + } + + d21u8 = veor_u8(vreinterpret_u8_s8(d21s8), d22u8); + d24u8 = veor_u8(vreinterpret_u8_s8(d24s8), d22u8); + d25u8 = veor_u8(vreinterpret_u8_s8(d25s8), d22u8); + d26u8 = veor_u8(vreinterpret_u8_s8(d26s8), d22u8); + + d23u8 = vdup_n_u8(2); + q14u16 = vaddl_u8(d6u8, d7u8); + q14u16 = vmlal_u8(q14u16, d3u8, d27u8); + q14u16 = vmlal_u8(q14u16, d4u8, d23u8); + + d0u8 = vbsl_u8(d20u8, dblimit, d4u8); + + q14u16 = vaddw_u8(q14u16, d5u8); + + d1u8 = vbsl_u8(d20u8, dlimit, d25u8); + + d30u8 = vqrshrn_n_u16(q14u16, 3); + + q14u16 = vsubw_u8(q14u16, d3u8); + q14u16 = vsubw_u8(q14u16, d4u8); + q14u16 = vaddw_u8(q14u16, d5u8); + q14u16 = vaddw_u8(q14u16, d16u8); + + d2u8 = vbsl_u8(d20u8, dthresh, d24u8); + + d31u8 = vqrshrn_n_u16(q14u16, 3); + + q14u16 = vsubw_u8(q14u16, d3u8); + q14u16 = vsubw_u8(q14u16, d5u8); + q14u16 = vaddw_u8(q14u16, d6u8); + q14u16 = vaddw_u8(q14u16, d17u8); + + *d0ru8 = vbsl_u8(d20u8, d30u8, d0u8); + + d23u8 = vqrshrn_n_u16(q14u16, 3); + + q14u16 = vsubw_u8(q14u16, d3u8); + q14u16 = vsubw_u8(q14u16, d6u8); + q14u16 = vaddw_u8(q14u16, d7u8); + + *d1ru8 = vbsl_u8(d20u8, d31u8, d1u8); + + q14u16 = vaddw_u8(q14u16, d18u8); + + *d2ru8 = vbsl_u8(d20u8, d23u8, d2u8); + + d22u8 = vqrshrn_n_u16(q14u16, 3); + + q14u16 = vsubw_u8(q14u16, d4u8); + q14u16 = vsubw_u8(q14u16, d7u8); + q14u16 = vaddw_u8(q14u16, d16u8); + + d3u8 = vbsl_u8(d20u8, d3u8, d21u8); + + q14u16 = vaddw_u8(q14u16, d18u8); + + d4u8 = vbsl_u8(d20u8, d4u8, d26u8); + + d6u8 = vqrshrn_n_u16(q14u16, 3); + + q14u16 = vsubw_u8(q14u16, d5u8); + q14u16 = vsubw_u8(q14u16, d16u8); + q14u16 = vaddw_u8(q14u16, d17u8); + q14u16 = vaddw_u8(q14u16, d18u8); + + d5u8 = vbsl_u8(d20u8, d5u8, d17u8); + + d7u8 = vqrshrn_n_u16(q14u16, 3); + + *d3ru8 = vbsl_u8(d20u8, d22u8, d3u8); + *d4ru8 = vbsl_u8(d20u8, d6u8, d4u8); + *d5ru8 = vbsl_u8(d20u8, d7u8, d5u8); + } + return; +} + +void vp9_lpf_horizontal_8_neon( + unsigned char *src, + int pitch, + unsigned char *blimit, + unsigned char *limit, + unsigned char *thresh, + int count) { + int i; + uint8_t *s, *psrc; + uint8x8_t dblimit, dlimit, dthresh; + uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d6u8, d7u8; + uint8x8_t d16u8, d17u8, d18u8; + + if (count == 0) // end_vp9_mblf_h_edge + return; + + dblimit = vld1_u8(blimit); + dlimit = vld1_u8(limit); + dthresh = vld1_u8(thresh); + + psrc = src - (pitch << 2); + for (i = 0; i < count; i++) { + s = psrc + i * 8; + + d3u8 = vld1_u8(s); + s += pitch; + d4u8 = vld1_u8(s); + s += pitch; + d5u8 = vld1_u8(s); + s += pitch; + d6u8 = vld1_u8(s); + s += pitch; + d7u8 = vld1_u8(s); + s += pitch; + d16u8 = vld1_u8(s); + s += pitch; + d17u8 = vld1_u8(s); + s += pitch; + d18u8 = vld1_u8(s); + + vp9_mbloop_filter_neon(dblimit, dlimit, dthresh, + d3u8, d4u8, d5u8, d6u8, d7u8, d16u8, d17u8, d18u8, + &d0u8, &d1u8, &d2u8, &d3u8, &d4u8, &d5u8); + + s -= (pitch * 6); + vst1_u8(s, d0u8); + s += pitch; + vst1_u8(s, d1u8); + s += pitch; + vst1_u8(s, d2u8); + s += pitch; + vst1_u8(s, d3u8); + s += pitch; + vst1_u8(s, d4u8); + s += pitch; + vst1_u8(s, d5u8); + } + return; +} + +void vp9_lpf_vertical_8_neon( + unsigned char *src, + int pitch, + unsigned char *blimit, + unsigned char *limit, + unsigned char *thresh, + int count) { + int i; + uint8_t *s; + uint8x8_t dblimit, dlimit, dthresh; + uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d6u8, d7u8; + uint8x8_t d16u8, d17u8, d18u8; + uint32x2x2_t d2tmp0, d2tmp1, d2tmp2, d2tmp3; + uint16x4x2_t d2tmp4, d2tmp5, d2tmp6, d2tmp7; + uint8x8x2_t d2tmp8, d2tmp9, d2tmp10, d2tmp11; + uint8x8x4_t d4Result; + uint8x8x2_t d2Result; + + if (count == 0) + return; + + dblimit = vld1_u8(blimit); + dlimit = vld1_u8(limit); + dthresh = vld1_u8(thresh); + + for (i = 0; i < count; i++) { + s = src + (i * (pitch << 3)) - 4; + + d3u8 = vld1_u8(s); + s += pitch; + d4u8 = vld1_u8(s); + s += pitch; + d5u8 = vld1_u8(s); + s += pitch; + d6u8 = vld1_u8(s); + s += pitch; + d7u8 = vld1_u8(s); + s += pitch; + d16u8 = vld1_u8(s); + s += pitch; + d17u8 = vld1_u8(s); + s += pitch; + d18u8 = vld1_u8(s); + + d2tmp0 = vtrn_u32(vreinterpret_u32_u8(d3u8), + vreinterpret_u32_u8(d7u8)); + d2tmp1 = vtrn_u32(vreinterpret_u32_u8(d4u8), + vreinterpret_u32_u8(d16u8)); + d2tmp2 = vtrn_u32(vreinterpret_u32_u8(d5u8), + vreinterpret_u32_u8(d17u8)); + d2tmp3 = vtrn_u32(vreinterpret_u32_u8(d6u8), + vreinterpret_u32_u8(d18u8)); + + d2tmp4 = vtrn_u16(vreinterpret_u16_u32(d2tmp0.val[0]), + vreinterpret_u16_u32(d2tmp2.val[0])); + d2tmp5 = vtrn_u16(vreinterpret_u16_u32(d2tmp1.val[0]), + vreinterpret_u16_u32(d2tmp3.val[0])); + d2tmp6 = vtrn_u16(vreinterpret_u16_u32(d2tmp0.val[1]), + vreinterpret_u16_u32(d2tmp2.val[1])); + d2tmp7 = vtrn_u16(vreinterpret_u16_u32(d2tmp1.val[1]), + vreinterpret_u16_u32(d2tmp3.val[1])); + + d2tmp8 = vtrn_u8(vreinterpret_u8_u16(d2tmp4.val[0]), + vreinterpret_u8_u16(d2tmp5.val[0])); + d2tmp9 = vtrn_u8(vreinterpret_u8_u16(d2tmp4.val[1]), + vreinterpret_u8_u16(d2tmp5.val[1])); + d2tmp10 = vtrn_u8(vreinterpret_u8_u16(d2tmp6.val[0]), + vreinterpret_u8_u16(d2tmp7.val[0])); + d2tmp11 = vtrn_u8(vreinterpret_u8_u16(d2tmp6.val[1]), + vreinterpret_u8_u16(d2tmp7.val[1])); + + d3u8 = d2tmp8.val[0]; + d4u8 = d2tmp8.val[1]; + d5u8 = d2tmp9.val[0]; + d6u8 = d2tmp9.val[1]; + d7u8 = d2tmp10.val[0]; + d16u8 = d2tmp10.val[1]; + d17u8 = d2tmp11.val[0]; + d18u8 = d2tmp11.val[1]; + + vp9_mbloop_filter_neon(dblimit, dlimit, dthresh, + d3u8, d4u8, d5u8, d6u8, d7u8, d16u8, d17u8, d18u8, + &d0u8, &d1u8, &d2u8, &d3u8, &d4u8, &d5u8); + + d4Result.val[0] = d0u8; + d4Result.val[1] = d1u8; + d4Result.val[2] = d2u8; + d4Result.val[3] = d3u8; + + d2Result.val[0] = d4u8; + d2Result.val[1] = d5u8; + + s = src - 3; + vst4_lane_u8(s, d4Result, 0); + s += pitch; + vst4_lane_u8(s, d4Result, 1); + s += pitch; + vst4_lane_u8(s, d4Result, 2); + s += pitch; + vst4_lane_u8(s, d4Result, 3); + s += pitch; + vst4_lane_u8(s, d4Result, 4); + s += pitch; + vst4_lane_u8(s, d4Result, 5); + s += pitch; + vst4_lane_u8(s, d4Result, 6); + s += pitch; + vst4_lane_u8(s, d4Result, 7); + + s = src + 1; + vst2_lane_u8(s, d2Result, 0); + s += pitch; + vst2_lane_u8(s, d2Result, 1); + s += pitch; + vst2_lane_u8(s, d2Result, 2); + s += pitch; + vst2_lane_u8(s, d2Result, 3); + s += pitch; + vst2_lane_u8(s, d2Result, 4); + s += pitch; + vst2_lane_u8(s, d2Result, 5); + s += pitch; + vst2_lane_u8(s, d2Result, 6); + s += pitch; + vst2_lane_u8(s, d2Result, 7); + } + return; +} diff --git a/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_8_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_8_neon_asm.asm new file mode 100644 index 000000000..91aaec04e --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_8_neon_asm.asm @@ -0,0 +1,451 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + EXPORT |vp9_lpf_horizontal_8_neon| + EXPORT |vp9_lpf_vertical_8_neon| + ARM + + AREA ||.text||, CODE, READONLY, ALIGN=2 + +; Currently vp9 only works on iterations 8 at a time. The vp8 loop filter +; works on 16 iterations at a time. +; TODO(fgalligan): See about removing the count code as this function is only +; called with a count of 1. +; +; void vp9_lpf_horizontal_8_neon(uint8_t *s, int p, +; const uint8_t *blimit, +; const uint8_t *limit, +; const uint8_t *thresh, +; int count) +; r0 uint8_t *s, +; r1 int p, /* pitch */ +; r2 const uint8_t *blimit, +; r3 const uint8_t *limit, +; sp const uint8_t *thresh, +; sp+4 int count +|vp9_lpf_horizontal_8_neon| PROC + push {r4-r5, lr} + + vld1.8 {d0[]}, [r2] ; duplicate *blimit + ldr r12, [sp, #16] ; load count + ldr r2, [sp, #12] ; load thresh + add r1, r1, r1 ; double pitch + + cmp r12, #0 + beq end_vp9_mblf_h_edge + + vld1.8 {d1[]}, [r3] ; duplicate *limit + vld1.8 {d2[]}, [r2] ; duplicate *thresh + +count_mblf_h_loop + sub r3, r0, r1, lsl #1 ; move src pointer down by 4 lines + add r2, r3, r1, lsr #1 ; set to 3 lines down + + vld1.u8 {d3}, [r3@64], r1 ; p3 + vld1.u8 {d4}, [r2@64], r1 ; p2 + vld1.u8 {d5}, [r3@64], r1 ; p1 + vld1.u8 {d6}, [r2@64], r1 ; p0 + vld1.u8 {d7}, [r3@64], r1 ; q0 + vld1.u8 {d16}, [r2@64], r1 ; q1 + vld1.u8 {d17}, [r3@64] ; q2 + vld1.u8 {d18}, [r2@64], r1 ; q3 + + sub r3, r3, r1, lsl #1 + sub r2, r2, r1, lsl #2 + + bl vp9_mbloop_filter_neon + + vst1.u8 {d0}, [r2@64], r1 ; store op2 + vst1.u8 {d1}, [r3@64], r1 ; store op1 + vst1.u8 {d2}, [r2@64], r1 ; store op0 + vst1.u8 {d3}, [r3@64], r1 ; store oq0 + vst1.u8 {d4}, [r2@64], r1 ; store oq1 + vst1.u8 {d5}, [r3@64], r1 ; store oq2 + + add r0, r0, #8 + subs r12, r12, #1 + bne count_mblf_h_loop + +end_vp9_mblf_h_edge + pop {r4-r5, pc} + + ENDP ; |vp9_lpf_horizontal_8_neon| + +; void vp9_lpf_vertical_8_neon(uint8_t *s, +; int pitch, +; const uint8_t *blimit, +; const uint8_t *limit, +; const uint8_t *thresh, +; int count) +; +; r0 uint8_t *s, +; r1 int pitch, +; r2 const uint8_t *blimit, +; r3 const uint8_t *limit, +; sp const uint8_t *thresh, +; sp+4 int count +|vp9_lpf_vertical_8_neon| PROC + push {r4-r5, lr} + + vld1.8 {d0[]}, [r2] ; duplicate *blimit + ldr r12, [sp, #16] ; load count + vld1.8 {d1[]}, [r3] ; duplicate *limit + + ldr r3, [sp, #12] ; load thresh + sub r2, r0, #4 ; move s pointer down by 4 columns + cmp r12, #0 + beq end_vp9_mblf_v_edge + + vld1.8 {d2[]}, [r3] ; duplicate *thresh + +count_mblf_v_loop + vld1.u8 {d3}, [r2], r1 ; load s data + vld1.u8 {d4}, [r2], r1 + vld1.u8 {d5}, [r2], r1 + vld1.u8 {d6}, [r2], r1 + vld1.u8 {d7}, [r2], r1 + vld1.u8 {d16}, [r2], r1 + vld1.u8 {d17}, [r2], r1 + vld1.u8 {d18}, [r2] + + ;transpose to 8x16 matrix + vtrn.32 d3, d7 + vtrn.32 d4, d16 + vtrn.32 d5, d17 + vtrn.32 d6, d18 + + vtrn.16 d3, d5 + vtrn.16 d4, d6 + vtrn.16 d7, d17 + vtrn.16 d16, d18 + + vtrn.8 d3, d4 + vtrn.8 d5, d6 + vtrn.8 d7, d16 + vtrn.8 d17, d18 + + sub r2, r0, #3 + add r3, r0, #1 + + bl vp9_mbloop_filter_neon + + ;store op2, op1, op0, oq0 + vst4.8 {d0[0], d1[0], d2[0], d3[0]}, [r2], r1 + vst4.8 {d0[1], d1[1], d2[1], d3[1]}, [r2], r1 + vst4.8 {d0[2], d1[2], d2[2], d3[2]}, [r2], r1 + vst4.8 {d0[3], d1[3], d2[3], d3[3]}, [r2], r1 + vst4.8 {d0[4], d1[4], d2[4], d3[4]}, [r2], r1 + vst4.8 {d0[5], d1[5], d2[5], d3[5]}, [r2], r1 + vst4.8 {d0[6], d1[6], d2[6], d3[6]}, [r2], r1 + vst4.8 {d0[7], d1[7], d2[7], d3[7]}, [r2] + + ;store oq1, oq2 + vst2.8 {d4[0], d5[0]}, [r3], r1 + vst2.8 {d4[1], d5[1]}, [r3], r1 + vst2.8 {d4[2], d5[2]}, [r3], r1 + vst2.8 {d4[3], d5[3]}, [r3], r1 + vst2.8 {d4[4], d5[4]}, [r3], r1 + vst2.8 {d4[5], d5[5]}, [r3], r1 + vst2.8 {d4[6], d5[6]}, [r3], r1 + vst2.8 {d4[7], d5[7]}, [r3] + + add r0, r0, r1, lsl #3 ; s += pitch * 8 + subs r12, r12, #1 + subne r2, r0, #4 ; move s pointer down by 4 columns + bne count_mblf_v_loop + +end_vp9_mblf_v_edge + pop {r4-r5, pc} + ENDP ; |vp9_lpf_vertical_8_neon| + +; void vp9_mbloop_filter_neon(); +; This is a helper function for the loopfilters. The invidual functions do the +; necessary load, transpose (if necessary) and store. The function does not use +; registers d8-d15. +; +; Inputs: +; r0-r3, r12 PRESERVE +; d0 blimit +; d1 limit +; d2 thresh +; d3 p3 +; d4 p2 +; d5 p1 +; d6 p0 +; d7 q0 +; d16 q1 +; d17 q2 +; d18 q3 +; +; Outputs: +; d0 op2 +; d1 op1 +; d2 op0 +; d3 oq0 +; d4 oq1 +; d5 oq2 +|vp9_mbloop_filter_neon| PROC + ; filter_mask + vabd.u8 d19, d3, d4 ; m1 = abs(p3 - p2) + vabd.u8 d20, d4, d5 ; m2 = abs(p2 - p1) + vabd.u8 d21, d5, d6 ; m3 = abs(p1 - p0) + vabd.u8 d22, d16, d7 ; m4 = abs(q1 - q0) + vabd.u8 d23, d17, d16 ; m5 = abs(q2 - q1) + vabd.u8 d24, d18, d17 ; m6 = abs(q3 - q2) + + ; only compare the largest value to limit + vmax.u8 d19, d19, d20 ; m1 = max(m1, m2) + vmax.u8 d20, d21, d22 ; m2 = max(m3, m4) + + vabd.u8 d25, d6, d4 ; m7 = abs(p0 - p2) + + vmax.u8 d23, d23, d24 ; m3 = max(m5, m6) + + vabd.u8 d26, d7, d17 ; m8 = abs(q0 - q2) + + vmax.u8 d19, d19, d20 + + vabd.u8 d24, d6, d7 ; m9 = abs(p0 - q0) + vabd.u8 d27, d3, d6 ; m10 = abs(p3 - p0) + vabd.u8 d28, d18, d7 ; m11 = abs(q3 - q0) + + vmax.u8 d19, d19, d23 + + vabd.u8 d23, d5, d16 ; a = abs(p1 - q1) + vqadd.u8 d24, d24, d24 ; b = abs(p0 - q0) * 2 + + ; abs () > limit + vcge.u8 d19, d1, d19 + + ; only compare the largest value to thresh + vmax.u8 d25, d25, d26 ; m4 = max(m7, m8) + vmax.u8 d26, d27, d28 ; m5 = max(m10, m11) + + vshr.u8 d23, d23, #1 ; a = a / 2 + + vmax.u8 d25, d25, d26 ; m4 = max(m4, m5) + + vqadd.u8 d24, d24, d23 ; a = b + a + + vmax.u8 d20, d20, d25 ; m2 = max(m2, m4) + + vmov.u8 d23, #1 + vcge.u8 d24, d0, d24 ; a > blimit + + vcgt.u8 d21, d21, d2 ; (abs(p1 - p0) > thresh)*-1 + + vcge.u8 d20, d23, d20 ; flat + + vand d19, d19, d24 ; mask + + vcgt.u8 d23, d22, d2 ; (abs(q1 - q0) > thresh)*-1 + + vand d20, d20, d19 ; flat & mask + + vmov.u8 d22, #0x80 + + vorr d23, d21, d23 ; hev + + ; This instruction will truncate the "flat & mask" masks down to 4 bits + ; each to fit into one 32 bit arm register. The values are stored in + ; q10.64[0]. + vshrn.u16 d30, q10, #4 + vmov.u32 r4, d30[0] ; flat & mask 4bits + + adds r5, r4, #1 ; Check for all 1's + + ; If mask and flat are 1's for all vectors, then we only need to execute + ; the power branch for all vectors. + beq power_branch_only + + cmp r4, #0 ; Check for 0, set flag for later + + ; mbfilter() function + ; filter() function + ; convert to signed + veor d21, d7, d22 ; qs0 + veor d24, d6, d22 ; ps0 + veor d25, d5, d22 ; ps1 + veor d26, d16, d22 ; qs1 + + vmov.u8 d27, #3 + + vsub.s8 d28, d21, d24 ; ( qs0 - ps0) + + vqsub.s8 d29, d25, d26 ; filter = clamp(ps1-qs1) + + vmull.s8 q15, d28, d27 ; 3 * ( qs0 - ps0) + + vand d29, d29, d23 ; filter &= hev + + vaddw.s8 q15, q15, d29 ; filter + 3 * (qs0 - ps0) + + vmov.u8 d29, #4 + + ; filter = clamp(filter + 3 * ( qs0 - ps0)) + vqmovn.s16 d28, q15 + + vand d28, d28, d19 ; filter &= mask + + vqadd.s8 d30, d28, d27 ; filter2 = clamp(filter+3) + vqadd.s8 d29, d28, d29 ; filter1 = clamp(filter+4) + vshr.s8 d30, d30, #3 ; filter2 >>= 3 + vshr.s8 d29, d29, #3 ; filter1 >>= 3 + + vqadd.s8 d24, d24, d30 ; op0 = clamp(ps0 + filter2) + vqsub.s8 d21, d21, d29 ; oq0 = clamp(qs0 - filter1) + + ; outer tap adjustments: ++filter1 >> 1 + vrshr.s8 d29, d29, #1 + vbic d29, d29, d23 ; filter &= ~hev + + vqadd.s8 d25, d25, d29 ; op1 = clamp(ps1 + filter) + vqsub.s8 d26, d26, d29 ; oq1 = clamp(qs1 - filter) + + ; If mask and flat are 0's for all vectors, then we only need to execute + ; the filter branch for all vectors. + beq filter_branch_only + + ; If mask and flat are mixed then we must perform both branches and + ; combine the data. + veor d24, d24, d22 ; *f_op0 = u^0x80 + veor d21, d21, d22 ; *f_oq0 = u^0x80 + veor d25, d25, d22 ; *f_op1 = u^0x80 + veor d26, d26, d22 ; *f_oq1 = u^0x80 + + ; At this point we have already executed the filter branch. The filter + ; branch does not set op2 or oq2, so use p2 and q2. Execute the power + ; branch and combine the data. + vmov.u8 d23, #2 + vaddl.u8 q14, d6, d7 ; r_op2 = p0 + q0 + vmlal.u8 q14, d3, d27 ; r_op2 += p3 * 3 + vmlal.u8 q14, d4, d23 ; r_op2 += p2 * 2 + + vbif d0, d4, d20 ; op2 |= p2 & ~(flat & mask) + + vaddw.u8 q14, d5 ; r_op2 += p1 + + vbif d1, d25, d20 ; op1 |= f_op1 & ~(flat & mask) + + vqrshrn.u16 d30, q14, #3 ; r_op2 + + vsubw.u8 q14, d3 ; r_op1 = r_op2 - p3 + vsubw.u8 q14, d4 ; r_op1 -= p2 + vaddw.u8 q14, d5 ; r_op1 += p1 + vaddw.u8 q14, d16 ; r_op1 += q1 + + vbif d2, d24, d20 ; op0 |= f_op0 & ~(flat & mask) + + vqrshrn.u16 d31, q14, #3 ; r_op1 + + vsubw.u8 q14, d3 ; r_op0 = r_op1 - p3 + vsubw.u8 q14, d5 ; r_op0 -= p1 + vaddw.u8 q14, d6 ; r_op0 += p0 + vaddw.u8 q14, d17 ; r_op0 += q2 + + vbit d0, d30, d20 ; op2 |= r_op2 & (flat & mask) + + vqrshrn.u16 d23, q14, #3 ; r_op0 + + vsubw.u8 q14, d3 ; r_oq0 = r_op0 - p3 + vsubw.u8 q14, d6 ; r_oq0 -= p0 + vaddw.u8 q14, d7 ; r_oq0 += q0 + + vbit d1, d31, d20 ; op1 |= r_op1 & (flat & mask) + + vaddw.u8 q14, d18 ; oq0 += q3 + + vbit d2, d23, d20 ; op0 |= r_op0 & (flat & mask) + + vqrshrn.u16 d22, q14, #3 ; r_oq0 + + vsubw.u8 q14, d4 ; r_oq1 = r_oq0 - p2 + vsubw.u8 q14, d7 ; r_oq1 -= q0 + vaddw.u8 q14, d16 ; r_oq1 += q1 + + vbif d3, d21, d20 ; oq0 |= f_oq0 & ~(flat & mask) + + vaddw.u8 q14, d18 ; r_oq1 += q3 + + vbif d4, d26, d20 ; oq1 |= f_oq1 & ~(flat & mask) + + vqrshrn.u16 d6, q14, #3 ; r_oq1 + + vsubw.u8 q14, d5 ; r_oq2 = r_oq1 - p1 + vsubw.u8 q14, d16 ; r_oq2 -= q1 + vaddw.u8 q14, d17 ; r_oq2 += q2 + vaddw.u8 q14, d18 ; r_oq2 += q3 + + vbif d5, d17, d20 ; oq2 |= q2 & ~(flat & mask) + + vqrshrn.u16 d7, q14, #3 ; r_oq2 + + vbit d3, d22, d20 ; oq0 |= r_oq0 & (flat & mask) + vbit d4, d6, d20 ; oq1 |= r_oq1 & (flat & mask) + vbit d5, d7, d20 ; oq2 |= r_oq2 & (flat & mask) + + bx lr + +power_branch_only + vmov.u8 d27, #3 + vmov.u8 d21, #2 + vaddl.u8 q14, d6, d7 ; op2 = p0 + q0 + vmlal.u8 q14, d3, d27 ; op2 += p3 * 3 + vmlal.u8 q14, d4, d21 ; op2 += p2 * 2 + vaddw.u8 q14, d5 ; op2 += p1 + vqrshrn.u16 d0, q14, #3 ; op2 + + vsubw.u8 q14, d3 ; op1 = op2 - p3 + vsubw.u8 q14, d4 ; op1 -= p2 + vaddw.u8 q14, d5 ; op1 += p1 + vaddw.u8 q14, d16 ; op1 += q1 + vqrshrn.u16 d1, q14, #3 ; op1 + + vsubw.u8 q14, d3 ; op0 = op1 - p3 + vsubw.u8 q14, d5 ; op0 -= p1 + vaddw.u8 q14, d6 ; op0 += p0 + vaddw.u8 q14, d17 ; op0 += q2 + vqrshrn.u16 d2, q14, #3 ; op0 + + vsubw.u8 q14, d3 ; oq0 = op0 - p3 + vsubw.u8 q14, d6 ; oq0 -= p0 + vaddw.u8 q14, d7 ; oq0 += q0 + vaddw.u8 q14, d18 ; oq0 += q3 + vqrshrn.u16 d3, q14, #3 ; oq0 + + vsubw.u8 q14, d4 ; oq1 = oq0 - p2 + vsubw.u8 q14, d7 ; oq1 -= q0 + vaddw.u8 q14, d16 ; oq1 += q1 + vaddw.u8 q14, d18 ; oq1 += q3 + vqrshrn.u16 d4, q14, #3 ; oq1 + + vsubw.u8 q14, d5 ; oq2 = oq1 - p1 + vsubw.u8 q14, d16 ; oq2 -= q1 + vaddw.u8 q14, d17 ; oq2 += q2 + vaddw.u8 q14, d18 ; oq2 += q3 + vqrshrn.u16 d5, q14, #3 ; oq2 + + bx lr + +filter_branch_only + ; TODO(fgalligan): See if we can rearange registers so we do not need to + ; do the 2 vswp. + vswp d0, d4 ; op2 + vswp d5, d17 ; oq2 + veor d2, d24, d22 ; *op0 = u^0x80 + veor d3, d21, d22 ; *oq0 = u^0x80 + veor d1, d25, d22 ; *op1 = u^0x80 + veor d4, d26, d22 ; *oq1 = u^0x80 + + bx lr + + ENDP ; |vp9_mbloop_filter_neon| + + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_neon.c new file mode 100644 index 000000000..31fcc63ba --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_loopfilter_neon.c @@ -0,0 +1,58 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> + +#include "./vp9_rtcd.h" +#include "./vpx_config.h" +#include "vpx/vpx_integer.h" + +void vp9_lpf_vertical_4_dual_neon(uint8_t *s, int p, + const uint8_t *blimit0, + const uint8_t *limit0, + const uint8_t *thresh0, + const uint8_t *blimit1, + const uint8_t *limit1, + const uint8_t *thresh1) { + vp9_lpf_vertical_4_neon(s, p, blimit0, limit0, thresh0, 1); + vp9_lpf_vertical_4_neon(s + 8 * p, p, blimit1, limit1, thresh1, 1); +} + +#if HAVE_NEON_ASM +void vp9_lpf_horizontal_8_dual_neon(uint8_t *s, int p /* pitch */, + const uint8_t *blimit0, + const uint8_t *limit0, + const uint8_t *thresh0, + const uint8_t *blimit1, + const uint8_t *limit1, + const uint8_t *thresh1) { + vp9_lpf_horizontal_8_neon(s, p, blimit0, limit0, thresh0, 1); + vp9_lpf_horizontal_8_neon(s + 8, p, blimit1, limit1, thresh1, 1); +} + +void vp9_lpf_vertical_8_dual_neon(uint8_t *s, int p, + const uint8_t *blimit0, + const uint8_t *limit0, + const uint8_t *thresh0, + const uint8_t *blimit1, + const uint8_t *limit1, + const uint8_t *thresh1) { + vp9_lpf_vertical_8_neon(s, p, blimit0, limit0, thresh0, 1); + vp9_lpf_vertical_8_neon(s + 8 * p, p, blimit1, limit1, thresh1, 1); +} + +void vp9_lpf_vertical_16_dual_neon(uint8_t *s, int p, + const uint8_t *blimit, + const uint8_t *limit, + const uint8_t *thresh) { + vp9_lpf_vertical_16_neon(s, p, blimit, limit, thresh); + vp9_lpf_vertical_16_neon(s + 8 * p, p, blimit, limit, thresh); +} +#endif // HAVE_NEON_ASM diff --git a/media/libvpx/vp9/common/arm/neon/vp9_mb_lpf_neon.asm b/media/libvpx/vp9/common/arm/neon/vp9_mb_lpf_neon.asm new file mode 100644 index 000000000..5fe2bba46 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_mb_lpf_neon.asm @@ -0,0 +1,606 @@ +; +; Copyright (c) 2013 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + EXPORT |vp9_lpf_horizontal_16_neon| + EXPORT |vp9_lpf_vertical_16_neon| + ARM + + AREA ||.text||, CODE, READONLY, ALIGN=2 + +; void vp9_lpf_horizontal_16_neon(uint8_t *s, int p, +; const uint8_t *blimit, +; const uint8_t *limit, +; const uint8_t *thresh +; int count) +; r0 uint8_t *s, +; r1 int p, /* pitch */ +; r2 const uint8_t *blimit, +; r3 const uint8_t *limit, +; sp const uint8_t *thresh, +|vp9_lpf_horizontal_16_neon| PROC + push {r4-r8, lr} + vpush {d8-d15} + ldr r4, [sp, #88] ; load thresh + ldr r12, [sp, #92] ; load count + +h_count + vld1.8 {d16[]}, [r2] ; load *blimit + vld1.8 {d17[]}, [r3] ; load *limit + vld1.8 {d18[]}, [r4] ; load *thresh + + sub r8, r0, r1, lsl #3 ; move src pointer down by 8 lines + + vld1.u8 {d0}, [r8@64], r1 ; p7 + vld1.u8 {d1}, [r8@64], r1 ; p6 + vld1.u8 {d2}, [r8@64], r1 ; p5 + vld1.u8 {d3}, [r8@64], r1 ; p4 + vld1.u8 {d4}, [r8@64], r1 ; p3 + vld1.u8 {d5}, [r8@64], r1 ; p2 + vld1.u8 {d6}, [r8@64], r1 ; p1 + vld1.u8 {d7}, [r8@64], r1 ; p0 + vld1.u8 {d8}, [r8@64], r1 ; q0 + vld1.u8 {d9}, [r8@64], r1 ; q1 + vld1.u8 {d10}, [r8@64], r1 ; q2 + vld1.u8 {d11}, [r8@64], r1 ; q3 + vld1.u8 {d12}, [r8@64], r1 ; q4 + vld1.u8 {d13}, [r8@64], r1 ; q5 + vld1.u8 {d14}, [r8@64], r1 ; q6 + vld1.u8 {d15}, [r8@64], r1 ; q7 + + bl vp9_wide_mbfilter_neon + + tst r7, #1 + beq h_mbfilter + + ; flat && mask were not set for any of the channels. Just store the values + ; from filter. + sub r8, r0, r1, lsl #1 + + vst1.u8 {d25}, [r8@64], r1 ; store op1 + vst1.u8 {d24}, [r8@64], r1 ; store op0 + vst1.u8 {d23}, [r8@64], r1 ; store oq0 + vst1.u8 {d26}, [r8@64], r1 ; store oq1 + + b h_next + +h_mbfilter + tst r7, #2 + beq h_wide_mbfilter + + ; flat2 was not set for any of the channels. Just store the values from + ; mbfilter. + sub r8, r0, r1, lsl #1 + sub r8, r8, r1 + + vst1.u8 {d18}, [r8@64], r1 ; store op2 + vst1.u8 {d19}, [r8@64], r1 ; store op1 + vst1.u8 {d20}, [r8@64], r1 ; store op0 + vst1.u8 {d21}, [r8@64], r1 ; store oq0 + vst1.u8 {d22}, [r8@64], r1 ; store oq1 + vst1.u8 {d23}, [r8@64], r1 ; store oq2 + + b h_next + +h_wide_mbfilter + sub r8, r0, r1, lsl #3 + add r8, r8, r1 + + vst1.u8 {d16}, [r8@64], r1 ; store op6 + vst1.u8 {d24}, [r8@64], r1 ; store op5 + vst1.u8 {d25}, [r8@64], r1 ; store op4 + vst1.u8 {d26}, [r8@64], r1 ; store op3 + vst1.u8 {d27}, [r8@64], r1 ; store op2 + vst1.u8 {d18}, [r8@64], r1 ; store op1 + vst1.u8 {d19}, [r8@64], r1 ; store op0 + vst1.u8 {d20}, [r8@64], r1 ; store oq0 + vst1.u8 {d21}, [r8@64], r1 ; store oq1 + vst1.u8 {d22}, [r8@64], r1 ; store oq2 + vst1.u8 {d23}, [r8@64], r1 ; store oq3 + vst1.u8 {d1}, [r8@64], r1 ; store oq4 + vst1.u8 {d2}, [r8@64], r1 ; store oq5 + vst1.u8 {d3}, [r8@64], r1 ; store oq6 + +h_next + add r0, r0, #8 + subs r12, r12, #1 + bne h_count + + vpop {d8-d15} + pop {r4-r8, pc} + + ENDP ; |vp9_lpf_horizontal_16_neon| + +; void vp9_lpf_vertical_16_neon(uint8_t *s, int p, +; const uint8_t *blimit, +; const uint8_t *limit, +; const uint8_t *thresh) +; r0 uint8_t *s, +; r1 int p, /* pitch */ +; r2 const uint8_t *blimit, +; r3 const uint8_t *limit, +; sp const uint8_t *thresh, +|vp9_lpf_vertical_16_neon| PROC + push {r4-r8, lr} + vpush {d8-d15} + ldr r4, [sp, #88] ; load thresh + + vld1.8 {d16[]}, [r2] ; load *blimit + vld1.8 {d17[]}, [r3] ; load *limit + vld1.8 {d18[]}, [r4] ; load *thresh + + sub r8, r0, #8 + + vld1.8 {d0}, [r8@64], r1 + vld1.8 {d8}, [r0@64], r1 + vld1.8 {d1}, [r8@64], r1 + vld1.8 {d9}, [r0@64], r1 + vld1.8 {d2}, [r8@64], r1 + vld1.8 {d10}, [r0@64], r1 + vld1.8 {d3}, [r8@64], r1 + vld1.8 {d11}, [r0@64], r1 + vld1.8 {d4}, [r8@64], r1 + vld1.8 {d12}, [r0@64], r1 + vld1.8 {d5}, [r8@64], r1 + vld1.8 {d13}, [r0@64], r1 + vld1.8 {d6}, [r8@64], r1 + vld1.8 {d14}, [r0@64], r1 + vld1.8 {d7}, [r8@64], r1 + vld1.8 {d15}, [r0@64], r1 + + sub r0, r0, r1, lsl #3 + + vtrn.32 q0, q2 + vtrn.32 q1, q3 + vtrn.32 q4, q6 + vtrn.32 q5, q7 + + vtrn.16 q0, q1 + vtrn.16 q2, q3 + vtrn.16 q4, q5 + vtrn.16 q6, q7 + + vtrn.8 d0, d1 + vtrn.8 d2, d3 + vtrn.8 d4, d5 + vtrn.8 d6, d7 + + vtrn.8 d8, d9 + vtrn.8 d10, d11 + vtrn.8 d12, d13 + vtrn.8 d14, d15 + + bl vp9_wide_mbfilter_neon + + tst r7, #1 + beq v_mbfilter + + ; flat && mask were not set for any of the channels. Just store the values + ; from filter. + sub r8, r0, #2 + + vswp d23, d25 + + vst4.8 {d23[0], d24[0], d25[0], d26[0]}, [r8], r1 + vst4.8 {d23[1], d24[1], d25[1], d26[1]}, [r8], r1 + vst4.8 {d23[2], d24[2], d25[2], d26[2]}, [r8], r1 + vst4.8 {d23[3], d24[3], d25[3], d26[3]}, [r8], r1 + vst4.8 {d23[4], d24[4], d25[4], d26[4]}, [r8], r1 + vst4.8 {d23[5], d24[5], d25[5], d26[5]}, [r8], r1 + vst4.8 {d23[6], d24[6], d25[6], d26[6]}, [r8], r1 + vst4.8 {d23[7], d24[7], d25[7], d26[7]}, [r8], r1 + + b v_end + +v_mbfilter + tst r7, #2 + beq v_wide_mbfilter + + ; flat2 was not set for any of the channels. Just store the values from + ; mbfilter. + sub r8, r0, #3 + + vst3.8 {d18[0], d19[0], d20[0]}, [r8], r1 + vst3.8 {d21[0], d22[0], d23[0]}, [r0], r1 + vst3.8 {d18[1], d19[1], d20[1]}, [r8], r1 + vst3.8 {d21[1], d22[1], d23[1]}, [r0], r1 + vst3.8 {d18[2], d19[2], d20[2]}, [r8], r1 + vst3.8 {d21[2], d22[2], d23[2]}, [r0], r1 + vst3.8 {d18[3], d19[3], d20[3]}, [r8], r1 + vst3.8 {d21[3], d22[3], d23[3]}, [r0], r1 + vst3.8 {d18[4], d19[4], d20[4]}, [r8], r1 + vst3.8 {d21[4], d22[4], d23[4]}, [r0], r1 + vst3.8 {d18[5], d19[5], d20[5]}, [r8], r1 + vst3.8 {d21[5], d22[5], d23[5]}, [r0], r1 + vst3.8 {d18[6], d19[6], d20[6]}, [r8], r1 + vst3.8 {d21[6], d22[6], d23[6]}, [r0], r1 + vst3.8 {d18[7], d19[7], d20[7]}, [r8], r1 + vst3.8 {d21[7], d22[7], d23[7]}, [r0], r1 + + b v_end + +v_wide_mbfilter + sub r8, r0, #8 + + vtrn.32 d0, d26 + vtrn.32 d16, d27 + vtrn.32 d24, d18 + vtrn.32 d25, d19 + + vtrn.16 d0, d24 + vtrn.16 d16, d25 + vtrn.16 d26, d18 + vtrn.16 d27, d19 + + vtrn.8 d0, d16 + vtrn.8 d24, d25 + vtrn.8 d26, d27 + vtrn.8 d18, d19 + + vtrn.32 d20, d1 + vtrn.32 d21, d2 + vtrn.32 d22, d3 + vtrn.32 d23, d15 + + vtrn.16 d20, d22 + vtrn.16 d21, d23 + vtrn.16 d1, d3 + vtrn.16 d2, d15 + + vtrn.8 d20, d21 + vtrn.8 d22, d23 + vtrn.8 d1, d2 + vtrn.8 d3, d15 + + vst1.8 {d0}, [r8@64], r1 + vst1.8 {d20}, [r0@64], r1 + vst1.8 {d16}, [r8@64], r1 + vst1.8 {d21}, [r0@64], r1 + vst1.8 {d24}, [r8@64], r1 + vst1.8 {d22}, [r0@64], r1 + vst1.8 {d25}, [r8@64], r1 + vst1.8 {d23}, [r0@64], r1 + vst1.8 {d26}, [r8@64], r1 + vst1.8 {d1}, [r0@64], r1 + vst1.8 {d27}, [r8@64], r1 + vst1.8 {d2}, [r0@64], r1 + vst1.8 {d18}, [r8@64], r1 + vst1.8 {d3}, [r0@64], r1 + vst1.8 {d19}, [r8@64], r1 + vst1.8 {d15}, [r0@64], r1 + +v_end + vpop {d8-d15} + pop {r4-r8, pc} + + ENDP ; |vp9_lpf_vertical_16_neon| + +; void vp9_wide_mbfilter_neon(); +; This is a helper function for the loopfilters. The invidual functions do the +; necessary load, transpose (if necessary) and store. +; +; r0-r3 PRESERVE +; d16 blimit +; d17 limit +; d18 thresh +; d0 p7 +; d1 p6 +; d2 p5 +; d3 p4 +; d4 p3 +; d5 p2 +; d6 p1 +; d7 p0 +; d8 q0 +; d9 q1 +; d10 q2 +; d11 q3 +; d12 q4 +; d13 q5 +; d14 q6 +; d15 q7 +|vp9_wide_mbfilter_neon| PROC + mov r7, #0 + + ; filter_mask + vabd.u8 d19, d4, d5 ; abs(p3 - p2) + vabd.u8 d20, d5, d6 ; abs(p2 - p1) + vabd.u8 d21, d6, d7 ; abs(p1 - p0) + vabd.u8 d22, d9, d8 ; abs(q1 - q0) + vabd.u8 d23, d10, d9 ; abs(q2 - q1) + vabd.u8 d24, d11, d10 ; abs(q3 - q2) + + ; only compare the largest value to limit + vmax.u8 d19, d19, d20 ; max(abs(p3 - p2), abs(p2 - p1)) + vmax.u8 d20, d21, d22 ; max(abs(p1 - p0), abs(q1 - q0)) + vmax.u8 d23, d23, d24 ; max(abs(q2 - q1), abs(q3 - q2)) + vmax.u8 d19, d19, d20 + + vabd.u8 d24, d7, d8 ; abs(p0 - q0) + + vmax.u8 d19, d19, d23 + + vabd.u8 d23, d6, d9 ; a = abs(p1 - q1) + vqadd.u8 d24, d24, d24 ; b = abs(p0 - q0) * 2 + + ; abs () > limit + vcge.u8 d19, d17, d19 + + ; flatmask4 + vabd.u8 d25, d7, d5 ; abs(p0 - p2) + vabd.u8 d26, d8, d10 ; abs(q0 - q2) + vabd.u8 d27, d4, d7 ; abs(p3 - p0) + vabd.u8 d28, d11, d8 ; abs(q3 - q0) + + ; only compare the largest value to thresh + vmax.u8 d25, d25, d26 ; max(abs(p0 - p2), abs(q0 - q2)) + vmax.u8 d26, d27, d28 ; max(abs(p3 - p0), abs(q3 - q0)) + vmax.u8 d25, d25, d26 + vmax.u8 d20, d20, d25 + + vshr.u8 d23, d23, #1 ; a = a / 2 + vqadd.u8 d24, d24, d23 ; a = b + a + + vmov.u8 d30, #1 + vcge.u8 d24, d16, d24 ; (a > blimit * 2 + limit) * -1 + + vcge.u8 d20, d30, d20 ; flat + + vand d19, d19, d24 ; mask + + ; hevmask + vcgt.u8 d21, d21, d18 ; (abs(p1 - p0) > thresh)*-1 + vcgt.u8 d22, d22, d18 ; (abs(q1 - q0) > thresh)*-1 + vorr d21, d21, d22 ; hev + + vand d16, d20, d19 ; flat && mask + vmov r5, r6, d16 + + ; flatmask5(1, p7, p6, p5, p4, p0, q0, q4, q5, q6, q7) + vabd.u8 d22, d3, d7 ; abs(p4 - p0) + vabd.u8 d23, d12, d8 ; abs(q4 - q0) + vabd.u8 d24, d7, d2 ; abs(p0 - p5) + vabd.u8 d25, d8, d13 ; abs(q0 - q5) + vabd.u8 d26, d1, d7 ; abs(p6 - p0) + vabd.u8 d27, d14, d8 ; abs(q6 - q0) + vabd.u8 d28, d0, d7 ; abs(p7 - p0) + vabd.u8 d29, d15, d8 ; abs(q7 - q0) + + ; only compare the largest value to thresh + vmax.u8 d22, d22, d23 ; max(abs(p4 - p0), abs(q4 - q0)) + vmax.u8 d23, d24, d25 ; max(abs(p0 - p5), abs(q0 - q5)) + vmax.u8 d24, d26, d27 ; max(abs(p6 - p0), abs(q6 - q0)) + vmax.u8 d25, d28, d29 ; max(abs(p7 - p0), abs(q7 - q0)) + + vmax.u8 d26, d22, d23 + vmax.u8 d27, d24, d25 + vmax.u8 d23, d26, d27 + + vcge.u8 d18, d30, d23 ; flat2 + + vmov.u8 d22, #0x80 + + orrs r5, r5, r6 ; Check for 0 + orreq r7, r7, #1 ; Only do filter branch + + vand d17, d18, d16 ; flat2 && flat && mask + vmov r5, r6, d17 + + ; mbfilter() function + + ; filter() function + ; convert to signed + veor d23, d8, d22 ; qs0 + veor d24, d7, d22 ; ps0 + veor d25, d6, d22 ; ps1 + veor d26, d9, d22 ; qs1 + + vmov.u8 d27, #3 + + vsub.s8 d28, d23, d24 ; ( qs0 - ps0) + vqsub.s8 d29, d25, d26 ; filter = clamp(ps1-qs1) + vmull.s8 q15, d28, d27 ; 3 * ( qs0 - ps0) + vand d29, d29, d21 ; filter &= hev + vaddw.s8 q15, q15, d29 ; filter + 3 * (qs0 - ps0) + vmov.u8 d29, #4 + + ; filter = clamp(filter + 3 * ( qs0 - ps0)) + vqmovn.s16 d28, q15 + + vand d28, d28, d19 ; filter &= mask + + vqadd.s8 d30, d28, d27 ; filter2 = clamp(filter+3) + vqadd.s8 d29, d28, d29 ; filter1 = clamp(filter+4) + vshr.s8 d30, d30, #3 ; filter2 >>= 3 + vshr.s8 d29, d29, #3 ; filter1 >>= 3 + + + vqadd.s8 d24, d24, d30 ; op0 = clamp(ps0 + filter2) + vqsub.s8 d23, d23, d29 ; oq0 = clamp(qs0 - filter1) + + ; outer tap adjustments: ++filter1 >> 1 + vrshr.s8 d29, d29, #1 + vbic d29, d29, d21 ; filter &= ~hev + + vqadd.s8 d25, d25, d29 ; op1 = clamp(ps1 + filter) + vqsub.s8 d26, d26, d29 ; oq1 = clamp(qs1 - filter) + + veor d24, d24, d22 ; *f_op0 = u^0x80 + veor d23, d23, d22 ; *f_oq0 = u^0x80 + veor d25, d25, d22 ; *f_op1 = u^0x80 + veor d26, d26, d22 ; *f_oq1 = u^0x80 + + tst r7, #1 + bxne lr + + orrs r5, r5, r6 ; Check for 0 + orreq r7, r7, #2 ; Only do mbfilter branch + + ; mbfilter flat && mask branch + ; TODO(fgalligan): Can I decrease the cycles shifting to consective d's + ; and using vibt on the q's? + vmov.u8 d29, #2 + vaddl.u8 q15, d7, d8 ; op2 = p0 + q0 + vmlal.u8 q15, d4, d27 ; op2 = p0 + q0 + p3 * 3 + vmlal.u8 q15, d5, d29 ; op2 = p0 + q0 + p3 * 3 + p2 * 2 + vaddl.u8 q10, d4, d5 + vaddw.u8 q15, d6 ; op2=p1 + p0 + q0 + p3 * 3 + p2 *2 + vaddl.u8 q14, d6, d9 + vqrshrn.u16 d18, q15, #3 ; r_op2 + + vsub.i16 q15, q10 + vaddl.u8 q10, d4, d6 + vadd.i16 q15, q14 + vaddl.u8 q14, d7, d10 + vqrshrn.u16 d19, q15, #3 ; r_op1 + + vsub.i16 q15, q10 + vadd.i16 q15, q14 + vaddl.u8 q14, d8, d11 + vqrshrn.u16 d20, q15, #3 ; r_op0 + + vsubw.u8 q15, d4 ; oq0 = op0 - p3 + vsubw.u8 q15, d7 ; oq0 -= p0 + vadd.i16 q15, q14 + vaddl.u8 q14, d9, d11 + vqrshrn.u16 d21, q15, #3 ; r_oq0 + + vsubw.u8 q15, d5 ; oq1 = oq0 - p2 + vsubw.u8 q15, d8 ; oq1 -= q0 + vadd.i16 q15, q14 + vaddl.u8 q14, d10, d11 + vqrshrn.u16 d22, q15, #3 ; r_oq1 + + vsubw.u8 q15, d6 ; oq2 = oq0 - p1 + vsubw.u8 q15, d9 ; oq2 -= q1 + vadd.i16 q15, q14 + vqrshrn.u16 d27, q15, #3 ; r_oq2 + + ; Filter does not set op2 or oq2, so use p2 and q2. + vbif d18, d5, d16 ; t_op2 |= p2 & ~(flat & mask) + vbif d19, d25, d16 ; t_op1 |= f_op1 & ~(flat & mask) + vbif d20, d24, d16 ; t_op0 |= f_op0 & ~(flat & mask) + vbif d21, d23, d16 ; t_oq0 |= f_oq0 & ~(flat & mask) + vbif d22, d26, d16 ; t_oq1 |= f_oq1 & ~(flat & mask) + + vbit d23, d27, d16 ; t_oq2 |= r_oq2 & (flat & mask) + vbif d23, d10, d16 ; t_oq2 |= q2 & ~(flat & mask) + + tst r7, #2 + bxne lr + + ; wide_mbfilter flat2 && flat && mask branch + vmov.u8 d16, #7 + vaddl.u8 q15, d7, d8 ; op6 = p0 + q0 + vaddl.u8 q12, d2, d3 + vaddl.u8 q13, d4, d5 + vaddl.u8 q14, d1, d6 + vmlal.u8 q15, d0, d16 ; op6 += p7 * 3 + vadd.i16 q12, q13 + vadd.i16 q15, q14 + vaddl.u8 q14, d2, d9 + vadd.i16 q15, q12 + vaddl.u8 q12, d0, d1 + vaddw.u8 q15, d1 + vaddl.u8 q13, d0, d2 + vadd.i16 q14, q15, q14 + vqrshrn.u16 d16, q15, #4 ; w_op6 + + vsub.i16 q15, q14, q12 + vaddl.u8 q14, d3, d10 + vqrshrn.u16 d24, q15, #4 ; w_op5 + + vsub.i16 q15, q13 + vaddl.u8 q13, d0, d3 + vadd.i16 q15, q14 + vaddl.u8 q14, d4, d11 + vqrshrn.u16 d25, q15, #4 ; w_op4 + + vadd.i16 q15, q14 + vaddl.u8 q14, d0, d4 + vsub.i16 q15, q13 + vsub.i16 q14, q15, q14 + vqrshrn.u16 d26, q15, #4 ; w_op3 + + vaddw.u8 q15, q14, d5 ; op2 += p2 + vaddl.u8 q14, d0, d5 + vaddw.u8 q15, d12 ; op2 += q4 + vbif d26, d4, d17 ; op3 |= p3 & ~(f2 & f & m) + vqrshrn.u16 d27, q15, #4 ; w_op2 + + vsub.i16 q15, q14 + vaddl.u8 q14, d0, d6 + vaddw.u8 q15, d6 ; op1 += p1 + vaddw.u8 q15, d13 ; op1 += q5 + vbif d27, d18, d17 ; op2 |= t_op2 & ~(f2 & f & m) + vqrshrn.u16 d18, q15, #4 ; w_op1 + + vsub.i16 q15, q14 + vaddl.u8 q14, d0, d7 + vaddw.u8 q15, d7 ; op0 += p0 + vaddw.u8 q15, d14 ; op0 += q6 + vbif d18, d19, d17 ; op1 |= t_op1 & ~(f2 & f & m) + vqrshrn.u16 d19, q15, #4 ; w_op0 + + vsub.i16 q15, q14 + vaddl.u8 q14, d1, d8 + vaddw.u8 q15, d8 ; oq0 += q0 + vaddw.u8 q15, d15 ; oq0 += q7 + vbif d19, d20, d17 ; op0 |= t_op0 & ~(f2 & f & m) + vqrshrn.u16 d20, q15, #4 ; w_oq0 + + vsub.i16 q15, q14 + vaddl.u8 q14, d2, d9 + vaddw.u8 q15, d9 ; oq1 += q1 + vaddl.u8 q4, d10, d15 + vaddw.u8 q15, d15 ; oq1 += q7 + vbif d20, d21, d17 ; oq0 |= t_oq0 & ~(f2 & f & m) + vqrshrn.u16 d21, q15, #4 ; w_oq1 + + vsub.i16 q15, q14 + vaddl.u8 q14, d3, d10 + vadd.i16 q15, q4 + vaddl.u8 q4, d11, d15 + vbif d21, d22, d17 ; oq1 |= t_oq1 & ~(f2 & f & m) + vqrshrn.u16 d22, q15, #4 ; w_oq2 + + vsub.i16 q15, q14 + vaddl.u8 q14, d4, d11 + vadd.i16 q15, q4 + vaddl.u8 q4, d12, d15 + vbif d22, d23, d17 ; oq2 |= t_oq2 & ~(f2 & f & m) + vqrshrn.u16 d23, q15, #4 ; w_oq3 + + vsub.i16 q15, q14 + vaddl.u8 q14, d5, d12 + vadd.i16 q15, q4 + vaddl.u8 q4, d13, d15 + vbif d16, d1, d17 ; op6 |= p6 & ~(f2 & f & m) + vqrshrn.u16 d1, q15, #4 ; w_oq4 + + vsub.i16 q15, q14 + vaddl.u8 q14, d6, d13 + vadd.i16 q15, q4 + vaddl.u8 q4, d14, d15 + vbif d24, d2, d17 ; op5 |= p5 & ~(f2 & f & m) + vqrshrn.u16 d2, q15, #4 ; w_oq5 + + vsub.i16 q15, q14 + vbif d25, d3, d17 ; op4 |= p4 & ~(f2 & f & m) + vadd.i16 q15, q4 + vbif d23, d11, d17 ; oq3 |= q3 & ~(f2 & f & m) + vqrshrn.u16 d3, q15, #4 ; w_oq6 + vbif d1, d12, d17 ; oq4 |= q4 & ~(f2 & f & m) + vbif d2, d13, d17 ; oq5 |= q5 & ~(f2 & f & m) + vbif d3, d14, d17 ; oq6 |= q6 & ~(f2 & f & m) + + bx lr + ENDP ; |vp9_wide_mbfilter_neon| + + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_reconintra_neon.c b/media/libvpx/vp9/common/arm/neon/vp9_reconintra_neon.c new file mode 100644 index 000000000..499c42ac3 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_reconintra_neon.c @@ -0,0 +1,578 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <arm_neon.h> + +#include "./vp9_rtcd.h" +#include "./vpx_config.h" +#include "vpx/vpx_integer.h" + +//------------------------------------------------------------------------------ +// DC 8x8 + +// 'do_above' and 'do_left' facilitate branch removal when inlined. +static INLINE void dc_8x8(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left, + int do_above, int do_left) { + uint16x8_t sum_top; + uint16x8_t sum_left; + uint8x8_t dc0; + + if (do_above) { + const uint8x8_t A = vld1_u8(above); // top row + const uint16x4_t p0 = vpaddl_u8(A); // cascading summation of the top + const uint16x4_t p1 = vpadd_u16(p0, p0); + const uint16x4_t p2 = vpadd_u16(p1, p1); + sum_top = vcombine_u16(p2, p2); + } + + if (do_left) { + const uint8x8_t L = vld1_u8(left); // left border + const uint16x4_t p0 = vpaddl_u8(L); // cascading summation of the left + const uint16x4_t p1 = vpadd_u16(p0, p0); + const uint16x4_t p2 = vpadd_u16(p1, p1); + sum_left = vcombine_u16(p2, p2); + } + + if (do_above && do_left) { + const uint16x8_t sum = vaddq_u16(sum_left, sum_top); + dc0 = vrshrn_n_u16(sum, 4); + } else if (do_above) { + dc0 = vrshrn_n_u16(sum_top, 3); + } else if (do_left) { + dc0 = vrshrn_n_u16(sum_left, 3); + } else { + dc0 = vdup_n_u8(0x80); + } + + { + const uint8x8_t dc = vdup_lane_u8(dc0, 0); + int i; + for (i = 0; i < 8; ++i) { + vst1_u32((uint32_t*)(dst + i * stride), vreinterpret_u32_u8(dc)); + } + } +} + +void vp9_dc_predictor_8x8_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + dc_8x8(dst, stride, above, left, 1, 1); +} + +void vp9_dc_left_predictor_8x8_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + (void)above; + dc_8x8(dst, stride, NULL, left, 0, 1); +} + +void vp9_dc_top_predictor_8x8_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + (void)left; + dc_8x8(dst, stride, above, NULL, 1, 0); +} + +void vp9_dc_128_predictor_8x8_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + (void)above; + (void)left; + dc_8x8(dst, stride, NULL, NULL, 0, 0); +} + +//------------------------------------------------------------------------------ +// DC 16x16 + +// 'do_above' and 'do_left' facilitate branch removal when inlined. +static INLINE void dc_16x16(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left, + int do_above, int do_left) { + uint16x8_t sum_top; + uint16x8_t sum_left; + uint8x8_t dc0; + + if (do_above) { + const uint8x16_t A = vld1q_u8(above); // top row + const uint16x8_t p0 = vpaddlq_u8(A); // cascading summation of the top + const uint16x4_t p1 = vadd_u16(vget_low_u16(p0), vget_high_u16(p0)); + const uint16x4_t p2 = vpadd_u16(p1, p1); + const uint16x4_t p3 = vpadd_u16(p2, p2); + sum_top = vcombine_u16(p3, p3); + } + + if (do_left) { + const uint8x16_t L = vld1q_u8(left); // left row + const uint16x8_t p0 = vpaddlq_u8(L); // cascading summation of the left + const uint16x4_t p1 = vadd_u16(vget_low_u16(p0), vget_high_u16(p0)); + const uint16x4_t p2 = vpadd_u16(p1, p1); + const uint16x4_t p3 = vpadd_u16(p2, p2); + sum_left = vcombine_u16(p3, p3); + } + + if (do_above && do_left) { + const uint16x8_t sum = vaddq_u16(sum_left, sum_top); + dc0 = vrshrn_n_u16(sum, 5); + } else if (do_above) { + dc0 = vrshrn_n_u16(sum_top, 4); + } else if (do_left) { + dc0 = vrshrn_n_u16(sum_left, 4); + } else { + dc0 = vdup_n_u8(0x80); + } + + { + const uint8x16_t dc = vdupq_lane_u8(dc0, 0); + int i; + for (i = 0; i < 16; ++i) { + vst1q_u8(dst + i * stride, dc); + } + } +} + +void vp9_dc_predictor_16x16_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + dc_16x16(dst, stride, above, left, 1, 1); +} + +void vp9_dc_left_predictor_16x16_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, + const uint8_t *left) { + (void)above; + dc_16x16(dst, stride, NULL, left, 0, 1); +} + +void vp9_dc_top_predictor_16x16_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, + const uint8_t *left) { + (void)left; + dc_16x16(dst, stride, above, NULL, 1, 0); +} + +void vp9_dc_128_predictor_16x16_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, + const uint8_t *left) { + (void)above; + (void)left; + dc_16x16(dst, stride, NULL, NULL, 0, 0); +} + +#if !HAVE_NEON_ASM + +void vp9_v_predictor_4x4_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + int i; + uint32x2_t d0u32 = vdup_n_u32(0); + (void)left; + + d0u32 = vld1_lane_u32((const uint32_t *)above, d0u32, 0); + for (i = 0; i < 4; i++, dst += stride) + vst1_lane_u32((uint32_t *)dst, d0u32, 0); +} + +void vp9_v_predictor_8x8_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + int i; + uint8x8_t d0u8 = vdup_n_u8(0); + (void)left; + + d0u8 = vld1_u8(above); + for (i = 0; i < 8; i++, dst += stride) + vst1_u8(dst, d0u8); +} + +void vp9_v_predictor_16x16_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + int i; + uint8x16_t q0u8 = vdupq_n_u8(0); + (void)left; + + q0u8 = vld1q_u8(above); + for (i = 0; i < 16; i++, dst += stride) + vst1q_u8(dst, q0u8); +} + +void vp9_v_predictor_32x32_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + int i; + uint8x16_t q0u8 = vdupq_n_u8(0); + uint8x16_t q1u8 = vdupq_n_u8(0); + (void)left; + + q0u8 = vld1q_u8(above); + q1u8 = vld1q_u8(above + 16); + for (i = 0; i < 32; i++, dst += stride) { + vst1q_u8(dst, q0u8); + vst1q_u8(dst + 16, q1u8); + } +} + +void vp9_h_predictor_4x4_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + uint8x8_t d0u8 = vdup_n_u8(0); + uint32x2_t d1u32 = vdup_n_u32(0); + (void)above; + + d1u32 = vld1_lane_u32((const uint32_t *)left, d1u32, 0); + + d0u8 = vdup_lane_u8(vreinterpret_u8_u32(d1u32), 0); + vst1_lane_u32((uint32_t *)dst, vreinterpret_u32_u8(d0u8), 0); + dst += stride; + d0u8 = vdup_lane_u8(vreinterpret_u8_u32(d1u32), 1); + vst1_lane_u32((uint32_t *)dst, vreinterpret_u32_u8(d0u8), 0); + dst += stride; + d0u8 = vdup_lane_u8(vreinterpret_u8_u32(d1u32), 2); + vst1_lane_u32((uint32_t *)dst, vreinterpret_u32_u8(d0u8), 0); + dst += stride; + d0u8 = vdup_lane_u8(vreinterpret_u8_u32(d1u32), 3); + vst1_lane_u32((uint32_t *)dst, vreinterpret_u32_u8(d0u8), 0); +} + +void vp9_h_predictor_8x8_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + uint8x8_t d0u8 = vdup_n_u8(0); + uint64x1_t d1u64 = vdup_n_u64(0); + (void)above; + + d1u64 = vld1_u64((const uint64_t *)left); + + d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 0); + vst1_u8(dst, d0u8); + dst += stride; + d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 1); + vst1_u8(dst, d0u8); + dst += stride; + d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 2); + vst1_u8(dst, d0u8); + dst += stride; + d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 3); + vst1_u8(dst, d0u8); + dst += stride; + d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 4); + vst1_u8(dst, d0u8); + dst += stride; + d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 5); + vst1_u8(dst, d0u8); + dst += stride; + d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 6); + vst1_u8(dst, d0u8); + dst += stride; + d0u8 = vdup_lane_u8(vreinterpret_u8_u64(d1u64), 7); + vst1_u8(dst, d0u8); +} + +void vp9_h_predictor_16x16_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + int j; + uint8x8_t d2u8 = vdup_n_u8(0); + uint8x16_t q0u8 = vdupq_n_u8(0); + uint8x16_t q1u8 = vdupq_n_u8(0); + (void)above; + + q1u8 = vld1q_u8(left); + d2u8 = vget_low_u8(q1u8); + for (j = 0; j < 2; j++, d2u8 = vget_high_u8(q1u8)) { + q0u8 = vdupq_lane_u8(d2u8, 0); + vst1q_u8(dst, q0u8); + dst += stride; + q0u8 = vdupq_lane_u8(d2u8, 1); + vst1q_u8(dst, q0u8); + dst += stride; + q0u8 = vdupq_lane_u8(d2u8, 2); + vst1q_u8(dst, q0u8); + dst += stride; + q0u8 = vdupq_lane_u8(d2u8, 3); + vst1q_u8(dst, q0u8); + dst += stride; + q0u8 = vdupq_lane_u8(d2u8, 4); + vst1q_u8(dst, q0u8); + dst += stride; + q0u8 = vdupq_lane_u8(d2u8, 5); + vst1q_u8(dst, q0u8); + dst += stride; + q0u8 = vdupq_lane_u8(d2u8, 6); + vst1q_u8(dst, q0u8); + dst += stride; + q0u8 = vdupq_lane_u8(d2u8, 7); + vst1q_u8(dst, q0u8); + dst += stride; + } +} + +void vp9_h_predictor_32x32_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + int j, k; + uint8x8_t d2u8 = vdup_n_u8(0); + uint8x16_t q0u8 = vdupq_n_u8(0); + uint8x16_t q1u8 = vdupq_n_u8(0); + (void)above; + + for (k = 0; k < 2; k++, left += 16) { + q1u8 = vld1q_u8(left); + d2u8 = vget_low_u8(q1u8); + for (j = 0; j < 2; j++, d2u8 = vget_high_u8(q1u8)) { + q0u8 = vdupq_lane_u8(d2u8, 0); + vst1q_u8(dst, q0u8); + vst1q_u8(dst + 16, q0u8); + dst += stride; + q0u8 = vdupq_lane_u8(d2u8, 1); + vst1q_u8(dst, q0u8); + vst1q_u8(dst + 16, q0u8); + dst += stride; + q0u8 = vdupq_lane_u8(d2u8, 2); + vst1q_u8(dst, q0u8); + vst1q_u8(dst + 16, q0u8); + dst += stride; + q0u8 = vdupq_lane_u8(d2u8, 3); + vst1q_u8(dst, q0u8); + vst1q_u8(dst + 16, q0u8); + dst += stride; + q0u8 = vdupq_lane_u8(d2u8, 4); + vst1q_u8(dst, q0u8); + vst1q_u8(dst + 16, q0u8); + dst += stride; + q0u8 = vdupq_lane_u8(d2u8, 5); + vst1q_u8(dst, q0u8); + vst1q_u8(dst + 16, q0u8); + dst += stride; + q0u8 = vdupq_lane_u8(d2u8, 6); + vst1q_u8(dst, q0u8); + vst1q_u8(dst + 16, q0u8); + dst += stride; + q0u8 = vdupq_lane_u8(d2u8, 7); + vst1q_u8(dst, q0u8); + vst1q_u8(dst + 16, q0u8); + dst += stride; + } + } +} + +void vp9_tm_predictor_4x4_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + int i; + uint16x8_t q1u16, q3u16; + int16x8_t q1s16; + uint8x8_t d0u8 = vdup_n_u8(0); + uint32x2_t d2u32 = vdup_n_u32(0); + + d0u8 = vld1_dup_u8(above - 1); + d2u32 = vld1_lane_u32((const uint32_t *)above, d2u32, 0); + q3u16 = vsubl_u8(vreinterpret_u8_u32(d2u32), d0u8); + for (i = 0; i < 4; i++, dst += stride) { + q1u16 = vdupq_n_u16((uint16_t)left[i]); + q1s16 = vaddq_s16(vreinterpretq_s16_u16(q1u16), + vreinterpretq_s16_u16(q3u16)); + d0u8 = vqmovun_s16(q1s16); + vst1_lane_u32((uint32_t *)dst, vreinterpret_u32_u8(d0u8), 0); + } +} + +void vp9_tm_predictor_8x8_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + int j; + uint16x8_t q0u16, q3u16, q10u16; + int16x8_t q0s16; + uint16x4_t d20u16; + uint8x8_t d0u8, d2u8, d30u8; + + d0u8 = vld1_dup_u8(above - 1); + d30u8 = vld1_u8(left); + d2u8 = vld1_u8(above); + q10u16 = vmovl_u8(d30u8); + q3u16 = vsubl_u8(d2u8, d0u8); + d20u16 = vget_low_u16(q10u16); + for (j = 0; j < 2; j++, d20u16 = vget_high_u16(q10u16)) { + q0u16 = vdupq_lane_u16(d20u16, 0); + q0s16 = vaddq_s16(vreinterpretq_s16_u16(q3u16), + vreinterpretq_s16_u16(q0u16)); + d0u8 = vqmovun_s16(q0s16); + vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d0u8)); + dst += stride; + q0u16 = vdupq_lane_u16(d20u16, 1); + q0s16 = vaddq_s16(vreinterpretq_s16_u16(q3u16), + vreinterpretq_s16_u16(q0u16)); + d0u8 = vqmovun_s16(q0s16); + vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d0u8)); + dst += stride; + q0u16 = vdupq_lane_u16(d20u16, 2); + q0s16 = vaddq_s16(vreinterpretq_s16_u16(q3u16), + vreinterpretq_s16_u16(q0u16)); + d0u8 = vqmovun_s16(q0s16); + vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d0u8)); + dst += stride; + q0u16 = vdupq_lane_u16(d20u16, 3); + q0s16 = vaddq_s16(vreinterpretq_s16_u16(q3u16), + vreinterpretq_s16_u16(q0u16)); + d0u8 = vqmovun_s16(q0s16); + vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d0u8)); + dst += stride; + } +} + +void vp9_tm_predictor_16x16_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + int j, k; + uint16x8_t q0u16, q2u16, q3u16, q8u16, q10u16; + uint8x16_t q0u8, q1u8; + int16x8_t q0s16, q1s16, q8s16, q11s16; + uint16x4_t d20u16; + uint8x8_t d2u8, d3u8, d18u8, d22u8, d23u8; + + q0u8 = vld1q_dup_u8(above - 1); + q1u8 = vld1q_u8(above); + q2u16 = vsubl_u8(vget_low_u8(q1u8), vget_low_u8(q0u8)); + q3u16 = vsubl_u8(vget_high_u8(q1u8), vget_high_u8(q0u8)); + for (k = 0; k < 2; k++, left += 8) { + d18u8 = vld1_u8(left); + q10u16 = vmovl_u8(d18u8); + d20u16 = vget_low_u16(q10u16); + for (j = 0; j < 2; j++, d20u16 = vget_high_u16(q10u16)) { + q0u16 = vdupq_lane_u16(d20u16, 0); + q8u16 = vdupq_lane_u16(d20u16, 1); + q1s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q2u16)); + q0s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q3u16)); + q11s16 = vaddq_s16(vreinterpretq_s16_u16(q8u16), + vreinterpretq_s16_u16(q2u16)); + q8s16 = vaddq_s16(vreinterpretq_s16_u16(q8u16), + vreinterpretq_s16_u16(q3u16)); + d2u8 = vqmovun_s16(q1s16); + d3u8 = vqmovun_s16(q0s16); + d22u8 = vqmovun_s16(q11s16); + d23u8 = vqmovun_s16(q8s16); + vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d2u8)); + vst1_u64((uint64_t *)(dst + 8), vreinterpret_u64_u8(d3u8)); + dst += stride; + vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d22u8)); + vst1_u64((uint64_t *)(dst + 8), vreinterpret_u64_u8(d23u8)); + dst += stride; + + q0u16 = vdupq_lane_u16(d20u16, 2); + q8u16 = vdupq_lane_u16(d20u16, 3); + q1s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q2u16)); + q0s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q3u16)); + q11s16 = vaddq_s16(vreinterpretq_s16_u16(q8u16), + vreinterpretq_s16_u16(q2u16)); + q8s16 = vaddq_s16(vreinterpretq_s16_u16(q8u16), + vreinterpretq_s16_u16(q3u16)); + d2u8 = vqmovun_s16(q1s16); + d3u8 = vqmovun_s16(q0s16); + d22u8 = vqmovun_s16(q11s16); + d23u8 = vqmovun_s16(q8s16); + vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d2u8)); + vst1_u64((uint64_t *)(dst + 8), vreinterpret_u64_u8(d3u8)); + dst += stride; + vst1_u64((uint64_t *)dst, vreinterpret_u64_u8(d22u8)); + vst1_u64((uint64_t *)(dst + 8), vreinterpret_u64_u8(d23u8)); + dst += stride; + } + } +} + +void vp9_tm_predictor_32x32_neon(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + int j, k; + uint16x8_t q0u16, q3u16, q8u16, q9u16, q10u16, q11u16; + uint8x16_t q0u8, q1u8, q2u8; + int16x8_t q12s16, q13s16, q14s16, q15s16; + uint16x4_t d6u16; + uint8x8_t d0u8, d1u8, d2u8, d3u8, d26u8; + + q0u8 = vld1q_dup_u8(above - 1); + q1u8 = vld1q_u8(above); + q2u8 = vld1q_u8(above + 16); + q8u16 = vsubl_u8(vget_low_u8(q1u8), vget_low_u8(q0u8)); + q9u16 = vsubl_u8(vget_high_u8(q1u8), vget_high_u8(q0u8)); + q10u16 = vsubl_u8(vget_low_u8(q2u8), vget_low_u8(q0u8)); + q11u16 = vsubl_u8(vget_high_u8(q2u8), vget_high_u8(q0u8)); + for (k = 0; k < 4; k++, left += 8) { + d26u8 = vld1_u8(left); + q3u16 = vmovl_u8(d26u8); + d6u16 = vget_low_u16(q3u16); + for (j = 0; j < 2; j++, d6u16 = vget_high_u16(q3u16)) { + q0u16 = vdupq_lane_u16(d6u16, 0); + q12s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q8u16)); + q13s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q9u16)); + q14s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q10u16)); + q15s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q11u16)); + d0u8 = vqmovun_s16(q12s16); + d1u8 = vqmovun_s16(q13s16); + d2u8 = vqmovun_s16(q14s16); + d3u8 = vqmovun_s16(q15s16); + q0u8 = vcombine_u8(d0u8, d1u8); + q1u8 = vcombine_u8(d2u8, d3u8); + vst1q_u64((uint64_t *)dst, vreinterpretq_u64_u8(q0u8)); + vst1q_u64((uint64_t *)(dst + 16), vreinterpretq_u64_u8(q1u8)); + dst += stride; + + q0u16 = vdupq_lane_u16(d6u16, 1); + q12s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q8u16)); + q13s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q9u16)); + q14s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q10u16)); + q15s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q11u16)); + d0u8 = vqmovun_s16(q12s16); + d1u8 = vqmovun_s16(q13s16); + d2u8 = vqmovun_s16(q14s16); + d3u8 = vqmovun_s16(q15s16); + q0u8 = vcombine_u8(d0u8, d1u8); + q1u8 = vcombine_u8(d2u8, d3u8); + vst1q_u64((uint64_t *)dst, vreinterpretq_u64_u8(q0u8)); + vst1q_u64((uint64_t *)(dst + 16), vreinterpretq_u64_u8(q1u8)); + dst += stride; + + q0u16 = vdupq_lane_u16(d6u16, 2); + q12s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q8u16)); + q13s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q9u16)); + q14s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q10u16)); + q15s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q11u16)); + d0u8 = vqmovun_s16(q12s16); + d1u8 = vqmovun_s16(q13s16); + d2u8 = vqmovun_s16(q14s16); + d3u8 = vqmovun_s16(q15s16); + q0u8 = vcombine_u8(d0u8, d1u8); + q1u8 = vcombine_u8(d2u8, d3u8); + vst1q_u64((uint64_t *)dst, vreinterpretq_u64_u8(q0u8)); + vst1q_u64((uint64_t *)(dst + 16), vreinterpretq_u64_u8(q1u8)); + dst += stride; + + q0u16 = vdupq_lane_u16(d6u16, 3); + q12s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q8u16)); + q13s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q9u16)); + q14s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q10u16)); + q15s16 = vaddq_s16(vreinterpretq_s16_u16(q0u16), + vreinterpretq_s16_u16(q11u16)); + d0u8 = vqmovun_s16(q12s16); + d1u8 = vqmovun_s16(q13s16); + d2u8 = vqmovun_s16(q14s16); + d3u8 = vqmovun_s16(q15s16); + q0u8 = vcombine_u8(d0u8, d1u8); + q1u8 = vcombine_u8(d2u8, d3u8); + vst1q_u64((uint64_t *)dst, vreinterpretq_u64_u8(q0u8)); + vst1q_u64((uint64_t *)(dst + 16), vreinterpretq_u64_u8(q1u8)); + dst += stride; + } + } +} +#endif // !HAVE_NEON_ASM diff --git a/media/libvpx/vp9/common/arm/neon/vp9_reconintra_neon_asm.asm b/media/libvpx/vp9/common/arm/neon/vp9_reconintra_neon_asm.asm new file mode 100644 index 000000000..14f574a50 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_reconintra_neon_asm.asm @@ -0,0 +1,630 @@ +; +; Copyright (c) 2014 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + EXPORT |vp9_v_predictor_4x4_neon| + EXPORT |vp9_v_predictor_8x8_neon| + EXPORT |vp9_v_predictor_16x16_neon| + EXPORT |vp9_v_predictor_32x32_neon| + EXPORT |vp9_h_predictor_4x4_neon| + EXPORT |vp9_h_predictor_8x8_neon| + EXPORT |vp9_h_predictor_16x16_neon| + EXPORT |vp9_h_predictor_32x32_neon| + EXPORT |vp9_tm_predictor_4x4_neon| + EXPORT |vp9_tm_predictor_8x8_neon| + EXPORT |vp9_tm_predictor_16x16_neon| + EXPORT |vp9_tm_predictor_32x32_neon| + ARM + REQUIRE8 + PRESERVE8 + + AREA ||.text||, CODE, READONLY, ALIGN=2 + +;void vp9_v_predictor_4x4_neon(uint8_t *dst, ptrdiff_t y_stride, +; const uint8_t *above, +; const uint8_t *left) +; r0 uint8_t *dst +; r1 ptrdiff_t y_stride +; r2 const uint8_t *above +; r3 const uint8_t *left + +|vp9_v_predictor_4x4_neon| PROC + vld1.32 {d0[0]}, [r2] + vst1.32 {d0[0]}, [r0], r1 + vst1.32 {d0[0]}, [r0], r1 + vst1.32 {d0[0]}, [r0], r1 + vst1.32 {d0[0]}, [r0], r1 + bx lr + ENDP ; |vp9_v_predictor_4x4_neon| + +;void vp9_v_predictor_8x8_neon(uint8_t *dst, ptrdiff_t y_stride, +; const uint8_t *above, +; const uint8_t *left) +; r0 uint8_t *dst +; r1 ptrdiff_t y_stride +; r2 const uint8_t *above +; r3 const uint8_t *left + +|vp9_v_predictor_8x8_neon| PROC + vld1.8 {d0}, [r2] + vst1.8 {d0}, [r0], r1 + vst1.8 {d0}, [r0], r1 + vst1.8 {d0}, [r0], r1 + vst1.8 {d0}, [r0], r1 + vst1.8 {d0}, [r0], r1 + vst1.8 {d0}, [r0], r1 + vst1.8 {d0}, [r0], r1 + vst1.8 {d0}, [r0], r1 + bx lr + ENDP ; |vp9_v_predictor_8x8_neon| + +;void vp9_v_predictor_16x16_neon(uint8_t *dst, ptrdiff_t y_stride, +; const uint8_t *above, +; const uint8_t *left) +; r0 uint8_t *dst +; r1 ptrdiff_t y_stride +; r2 const uint8_t *above +; r3 const uint8_t *left + +|vp9_v_predictor_16x16_neon| PROC + vld1.8 {q0}, [r2] + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + vst1.8 {q0}, [r0], r1 + bx lr + ENDP ; |vp9_v_predictor_16x16_neon| + +;void vp9_v_predictor_32x32_neon(uint8_t *dst, ptrdiff_t y_stride, +; const uint8_t *above, +; const uint8_t *left) +; r0 uint8_t *dst +; r1 ptrdiff_t y_stride +; r2 const uint8_t *above +; r3 const uint8_t *left + +|vp9_v_predictor_32x32_neon| PROC + vld1.8 {q0, q1}, [r2] + mov r2, #2 +loop_v + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + vst1.8 {q0, q1}, [r0], r1 + subs r2, r2, #1 + bgt loop_v + bx lr + ENDP ; |vp9_v_predictor_32x32_neon| + +;void vp9_h_predictor_4x4_neon(uint8_t *dst, ptrdiff_t y_stride, +; const uint8_t *above, +; const uint8_t *left) +; r0 uint8_t *dst +; r1 ptrdiff_t y_stride +; r2 const uint8_t *above +; r3 const uint8_t *left + +|vp9_h_predictor_4x4_neon| PROC + vld1.32 {d1[0]}, [r3] + vdup.8 d0, d1[0] + vst1.32 {d0[0]}, [r0], r1 + vdup.8 d0, d1[1] + vst1.32 {d0[0]}, [r0], r1 + vdup.8 d0, d1[2] + vst1.32 {d0[0]}, [r0], r1 + vdup.8 d0, d1[3] + vst1.32 {d0[0]}, [r0], r1 + bx lr + ENDP ; |vp9_h_predictor_4x4_neon| + +;void vp9_h_predictor_8x8_neon(uint8_t *dst, ptrdiff_t y_stride, +; const uint8_t *above, +; const uint8_t *left) +; r0 uint8_t *dst +; r1 ptrdiff_t y_stride +; r2 const uint8_t *above +; r3 const uint8_t *left + +|vp9_h_predictor_8x8_neon| PROC + vld1.64 {d1}, [r3] + vdup.8 d0, d1[0] + vst1.64 {d0}, [r0], r1 + vdup.8 d0, d1[1] + vst1.64 {d0}, [r0], r1 + vdup.8 d0, d1[2] + vst1.64 {d0}, [r0], r1 + vdup.8 d0, d1[3] + vst1.64 {d0}, [r0], r1 + vdup.8 d0, d1[4] + vst1.64 {d0}, [r0], r1 + vdup.8 d0, d1[5] + vst1.64 {d0}, [r0], r1 + vdup.8 d0, d1[6] + vst1.64 {d0}, [r0], r1 + vdup.8 d0, d1[7] + vst1.64 {d0}, [r0], r1 + bx lr + ENDP ; |vp9_h_predictor_8x8_neon| + +;void vp9_h_predictor_16x16_neon(uint8_t *dst, ptrdiff_t y_stride, +; const uint8_t *above, +; const uint8_t *left) +; r0 uint8_t *dst +; r1 ptrdiff_t y_stride +; r2 const uint8_t *above +; r3 const uint8_t *left + +|vp9_h_predictor_16x16_neon| PROC + vld1.8 {q1}, [r3] + vdup.8 q0, d2[0] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d2[1] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d2[2] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d2[3] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d2[4] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d2[5] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d2[6] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d2[7] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[0] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[1] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[2] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[3] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[4] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[5] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[6] + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[7] + vst1.8 {q0}, [r0], r1 + bx lr + ENDP ; |vp9_h_predictor_16x16_neon| + +;void vp9_h_predictor_32x32_neon(uint8_t *dst, ptrdiff_t y_stride, +; const uint8_t *above, +; const uint8_t *left) +; r0 uint8_t *dst +; r1 ptrdiff_t y_stride +; r2 const uint8_t *above +; r3 const uint8_t *left + +|vp9_h_predictor_32x32_neon| PROC + sub r1, r1, #16 + mov r2, #2 +loop_h + vld1.8 {q1}, [r3]! + vdup.8 q0, d2[0] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d2[1] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d2[2] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d2[3] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d2[4] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d2[5] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d2[6] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d2[7] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[0] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[1] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[2] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[3] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[4] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[5] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[6] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + vdup.8 q0, d3[7] + vst1.8 {q0}, [r0]! + vst1.8 {q0}, [r0], r1 + subs r2, r2, #1 + bgt loop_h + bx lr + ENDP ; |vp9_h_predictor_32x32_neon| + +;void vp9_tm_predictor_4x4_neon (uint8_t *dst, ptrdiff_t y_stride, +; const uint8_t *above, +; const uint8_t *left) +; r0 uint8_t *dst +; r1 ptrdiff_t y_stride +; r2 const uint8_t *above +; r3 const uint8_t *left + +|vp9_tm_predictor_4x4_neon| PROC + ; Load ytop_left = above[-1]; + sub r12, r2, #1 + vld1.u8 {d0[]}, [r12] + + ; Load above 4 pixels + vld1.32 {d2[0]}, [r2] + + ; Compute above - ytop_left + vsubl.u8 q3, d2, d0 + + ; Load left row by row and compute left + (above - ytop_left) + ; 1st row and 2nd row + vld1.u8 {d2[]}, [r3]! + vld1.u8 {d4[]}, [r3]! + vmovl.u8 q1, d2 + vmovl.u8 q2, d4 + vadd.s16 q1, q1, q3 + vadd.s16 q2, q2, q3 + vqmovun.s16 d0, q1 + vqmovun.s16 d1, q2 + vst1.32 {d0[0]}, [r0], r1 + vst1.32 {d1[0]}, [r0], r1 + + ; 3rd row and 4th row + vld1.u8 {d2[]}, [r3]! + vld1.u8 {d4[]}, [r3] + vmovl.u8 q1, d2 + vmovl.u8 q2, d4 + vadd.s16 q1, q1, q3 + vadd.s16 q2, q2, q3 + vqmovun.s16 d0, q1 + vqmovun.s16 d1, q2 + vst1.32 {d0[0]}, [r0], r1 + vst1.32 {d1[0]}, [r0], r1 + bx lr + ENDP ; |vp9_tm_predictor_4x4_neon| + +;void vp9_tm_predictor_8x8_neon (uint8_t *dst, ptrdiff_t y_stride, +; const uint8_t *above, +; const uint8_t *left) +; r0 uint8_t *dst +; r1 ptrdiff_t y_stride +; r2 const uint8_t *above +; r3 const uint8_t *left + +|vp9_tm_predictor_8x8_neon| PROC + ; Load ytop_left = above[-1]; + sub r12, r2, #1 + vld1.8 {d0[]}, [r12] + + ; preload 8 left + vld1.8 {d30}, [r3] + + ; Load above 8 pixels + vld1.64 {d2}, [r2] + + vmovl.u8 q10, d30 + + ; Compute above - ytop_left + vsubl.u8 q3, d2, d0 + + ; Load left row by row and compute left + (above - ytop_left) + ; 1st row and 2nd row + vdup.16 q0, d20[0] + vdup.16 q1, d20[1] + vadd.s16 q0, q3, q0 + vadd.s16 q1, q3, q1 + + ; 3rd row and 4th row + vdup.16 q8, d20[2] + vdup.16 q9, d20[3] + vadd.s16 q8, q3, q8 + vadd.s16 q9, q3, q9 + + vqmovun.s16 d0, q0 + vqmovun.s16 d1, q1 + vqmovun.s16 d2, q8 + vqmovun.s16 d3, q9 + + vst1.64 {d0}, [r0], r1 + vst1.64 {d1}, [r0], r1 + vst1.64 {d2}, [r0], r1 + vst1.64 {d3}, [r0], r1 + + ; 5th row and 6th row + vdup.16 q0, d21[0] + vdup.16 q1, d21[1] + vadd.s16 q0, q3, q0 + vadd.s16 q1, q3, q1 + + ; 7th row and 8th row + vdup.16 q8, d21[2] + vdup.16 q9, d21[3] + vadd.s16 q8, q3, q8 + vadd.s16 q9, q3, q9 + + vqmovun.s16 d0, q0 + vqmovun.s16 d1, q1 + vqmovun.s16 d2, q8 + vqmovun.s16 d3, q9 + + vst1.64 {d0}, [r0], r1 + vst1.64 {d1}, [r0], r1 + vst1.64 {d2}, [r0], r1 + vst1.64 {d3}, [r0], r1 + + bx lr + ENDP ; |vp9_tm_predictor_8x8_neon| + +;void vp9_tm_predictor_16x16_neon (uint8_t *dst, ptrdiff_t y_stride, +; const uint8_t *above, +; const uint8_t *left) +; r0 uint8_t *dst +; r1 ptrdiff_t y_stride +; r2 const uint8_t *above +; r3 const uint8_t *left + +|vp9_tm_predictor_16x16_neon| PROC + ; Load ytop_left = above[-1]; + sub r12, r2, #1 + vld1.8 {d0[]}, [r12] + + ; Load above 8 pixels + vld1.8 {q1}, [r2] + + ; preload 8 left into r12 + vld1.8 {d18}, [r3]! + + ; Compute above - ytop_left + vsubl.u8 q2, d2, d0 + vsubl.u8 q3, d3, d0 + + vmovl.u8 q10, d18 + + ; Load left row by row and compute left + (above - ytop_left) + ; Process 8 rows in each single loop and loop 2 times to process 16 rows. + mov r2, #2 + +loop_16x16_neon + ; Process two rows. + vdup.16 q0, d20[0] + vdup.16 q8, d20[1] + vadd.s16 q1, q0, q2 + vadd.s16 q0, q0, q3 + vadd.s16 q11, q8, q2 + vadd.s16 q8, q8, q3 + vqmovun.s16 d2, q1 + vqmovun.s16 d3, q0 + vqmovun.s16 d22, q11 + vqmovun.s16 d23, q8 + vdup.16 q0, d20[2] ; proload next 2 rows data + vdup.16 q8, d20[3] + vst1.64 {d2,d3}, [r0], r1 + vst1.64 {d22,d23}, [r0], r1 + + ; Process two rows. + vadd.s16 q1, q0, q2 + vadd.s16 q0, q0, q3 + vadd.s16 q11, q8, q2 + vadd.s16 q8, q8, q3 + vqmovun.s16 d2, q1 + vqmovun.s16 d3, q0 + vqmovun.s16 d22, q11 + vqmovun.s16 d23, q8 + vdup.16 q0, d21[0] ; proload next 2 rows data + vdup.16 q8, d21[1] + vst1.64 {d2,d3}, [r0], r1 + vst1.64 {d22,d23}, [r0], r1 + + vadd.s16 q1, q0, q2 + vadd.s16 q0, q0, q3 + vadd.s16 q11, q8, q2 + vadd.s16 q8, q8, q3 + vqmovun.s16 d2, q1 + vqmovun.s16 d3, q0 + vqmovun.s16 d22, q11 + vqmovun.s16 d23, q8 + vdup.16 q0, d21[2] ; proload next 2 rows data + vdup.16 q8, d21[3] + vst1.64 {d2,d3}, [r0], r1 + vst1.64 {d22,d23}, [r0], r1 + + + vadd.s16 q1, q0, q2 + vadd.s16 q0, q0, q3 + vadd.s16 q11, q8, q2 + vadd.s16 q8, q8, q3 + vqmovun.s16 d2, q1 + vqmovun.s16 d3, q0 + vqmovun.s16 d22, q11 + vqmovun.s16 d23, q8 + vld1.8 {d18}, [r3]! ; preload 8 left into r12 + vmovl.u8 q10, d18 + vst1.64 {d2,d3}, [r0], r1 + vst1.64 {d22,d23}, [r0], r1 + + subs r2, r2, #1 + bgt loop_16x16_neon + + bx lr + ENDP ; |vp9_tm_predictor_16x16_neon| + +;void vp9_tm_predictor_32x32_neon (uint8_t *dst, ptrdiff_t y_stride, +; const uint8_t *above, +; const uint8_t *left) +; r0 uint8_t *dst +; r1 ptrdiff_t y_stride +; r2 const uint8_t *above +; r3 const uint8_t *left + +|vp9_tm_predictor_32x32_neon| PROC + ; Load ytop_left = above[-1]; + sub r12, r2, #1 + vld1.8 {d0[]}, [r12] + + ; Load above 32 pixels + vld1.8 {q1}, [r2]! + vld1.8 {q2}, [r2] + + ; preload 8 left pixels + vld1.8 {d26}, [r3]! + + ; Compute above - ytop_left + vsubl.u8 q8, d2, d0 + vsubl.u8 q9, d3, d0 + vsubl.u8 q10, d4, d0 + vsubl.u8 q11, d5, d0 + + vmovl.u8 q3, d26 + + ; Load left row by row and compute left + (above - ytop_left) + ; Process 8 rows in each single loop and loop 4 times to process 32 rows. + mov r2, #4 + +loop_32x32_neon + ; Process two rows. + vdup.16 q0, d6[0] + vdup.16 q2, d6[1] + vadd.s16 q12, q0, q8 + vadd.s16 q13, q0, q9 + vadd.s16 q14, q0, q10 + vadd.s16 q15, q0, q11 + vqmovun.s16 d0, q12 + vqmovun.s16 d1, q13 + vadd.s16 q12, q2, q8 + vadd.s16 q13, q2, q9 + vqmovun.s16 d2, q14 + vqmovun.s16 d3, q15 + vadd.s16 q14, q2, q10 + vadd.s16 q15, q2, q11 + vst1.64 {d0-d3}, [r0], r1 + vqmovun.s16 d24, q12 + vqmovun.s16 d25, q13 + vqmovun.s16 d26, q14 + vqmovun.s16 d27, q15 + vdup.16 q1, d6[2] + vdup.16 q2, d6[3] + vst1.64 {d24-d27}, [r0], r1 + + ; Process two rows. + vadd.s16 q12, q1, q8 + vadd.s16 q13, q1, q9 + vadd.s16 q14, q1, q10 + vadd.s16 q15, q1, q11 + vqmovun.s16 d0, q12 + vqmovun.s16 d1, q13 + vadd.s16 q12, q2, q8 + vadd.s16 q13, q2, q9 + vqmovun.s16 d2, q14 + vqmovun.s16 d3, q15 + vadd.s16 q14, q2, q10 + vadd.s16 q15, q2, q11 + vst1.64 {d0-d3}, [r0], r1 + vqmovun.s16 d24, q12 + vqmovun.s16 d25, q13 + vqmovun.s16 d26, q14 + vqmovun.s16 d27, q15 + vdup.16 q0, d7[0] + vdup.16 q2, d7[1] + vst1.64 {d24-d27}, [r0], r1 + + ; Process two rows. + vadd.s16 q12, q0, q8 + vadd.s16 q13, q0, q9 + vadd.s16 q14, q0, q10 + vadd.s16 q15, q0, q11 + vqmovun.s16 d0, q12 + vqmovun.s16 d1, q13 + vadd.s16 q12, q2, q8 + vadd.s16 q13, q2, q9 + vqmovun.s16 d2, q14 + vqmovun.s16 d3, q15 + vadd.s16 q14, q2, q10 + vadd.s16 q15, q2, q11 + vst1.64 {d0-d3}, [r0], r1 + vqmovun.s16 d24, q12 + vqmovun.s16 d25, q13 + vqmovun.s16 d26, q14 + vqmovun.s16 d27, q15 + vdup.16 q0, d7[2] + vdup.16 q2, d7[3] + vst1.64 {d24-d27}, [r0], r1 + + ; Process two rows. + vadd.s16 q12, q0, q8 + vadd.s16 q13, q0, q9 + vadd.s16 q14, q0, q10 + vadd.s16 q15, q0, q11 + vqmovun.s16 d0, q12 + vqmovun.s16 d1, q13 + vadd.s16 q12, q2, q8 + vadd.s16 q13, q2, q9 + vqmovun.s16 d2, q14 + vqmovun.s16 d3, q15 + vadd.s16 q14, q2, q10 + vadd.s16 q15, q2, q11 + vst1.64 {d0-d3}, [r0], r1 + vqmovun.s16 d24, q12 + vqmovun.s16 d25, q13 + vld1.8 {d0}, [r3]! ; preload 8 left pixels + vqmovun.s16 d26, q14 + vqmovun.s16 d27, q15 + vmovl.u8 q3, d0 + vst1.64 {d24-d27}, [r0], r1 + + subs r2, r2, #1 + bgt loop_32x32_neon + + bx lr + ENDP ; |vp9_tm_predictor_32x32_neon| + + END diff --git a/media/libvpx/vp9/common/arm/neon/vp9_save_reg_neon.asm b/media/libvpx/vp9/common/arm/neon/vp9_save_reg_neon.asm new file mode 100644 index 000000000..71c3e7077 --- /dev/null +++ b/media/libvpx/vp9/common/arm/neon/vp9_save_reg_neon.asm @@ -0,0 +1,36 @@ +; +; Copyright (c) 2010 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + + EXPORT |vp9_push_neon| + EXPORT |vp9_pop_neon| + + ARM + REQUIRE8 + PRESERVE8 + + AREA ||.text||, CODE, READONLY, ALIGN=2 + +|vp9_push_neon| PROC + vst1.i64 {d8, d9, d10, d11}, [r0]! + vst1.i64 {d12, d13, d14, d15}, [r0]! + bx lr + + ENDP + +|vp9_pop_neon| PROC + vld1.i64 {d8, d9, d10, d11}, [r0]! + vld1.i64 {d12, d13, d14, d15}, [r0]! + bx lr + + ENDP + + END + diff --git a/media/libvpx/vp9/common/vp9_alloccommon.c b/media/libvpx/vp9/common/vp9_alloccommon.c new file mode 100644 index 000000000..8eda491de --- /dev/null +++ b/media/libvpx/vp9/common/vp9_alloccommon.c @@ -0,0 +1,183 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "./vpx_config.h" +#include "vpx_mem/vpx_mem.h" + +#include "vp9/common/vp9_alloccommon.h" +#include "vp9/common/vp9_blockd.h" +#include "vp9/common/vp9_entropymode.h" +#include "vp9/common/vp9_entropymv.h" +#include "vp9/common/vp9_onyxc_int.h" +#include "vp9/common/vp9_systemdependent.h" + +// TODO(hkuang): Don't need to lock the whole pool after implementing atomic +// frame reference count. +void lock_buffer_pool(BufferPool *const pool) { +#if CONFIG_MULTITHREAD + pthread_mutex_lock(&pool->pool_mutex); +#else + (void)pool; +#endif +} + +void unlock_buffer_pool(BufferPool *const pool) { +#if CONFIG_MULTITHREAD + pthread_mutex_unlock(&pool->pool_mutex); +#else + (void)pool; +#endif +} + +void vp9_set_mb_mi(VP9_COMMON *cm, int width, int height) { + const int aligned_width = ALIGN_POWER_OF_TWO(width, MI_SIZE_LOG2); + const int aligned_height = ALIGN_POWER_OF_TWO(height, MI_SIZE_LOG2); + + cm->mi_cols = aligned_width >> MI_SIZE_LOG2; + cm->mi_rows = aligned_height >> MI_SIZE_LOG2; + cm->mi_stride = calc_mi_size(cm->mi_cols); + + cm->mb_cols = (cm->mi_cols + 1) >> 1; + cm->mb_rows = (cm->mi_rows + 1) >> 1; + cm->MBs = cm->mb_rows * cm->mb_cols; +} + +static int alloc_seg_map(VP9_COMMON *cm, int seg_map_size) { + int i; + + for (i = 0; i < NUM_PING_PONG_BUFFERS; ++i) { + cm->seg_map_array[i] = (uint8_t *)vpx_calloc(seg_map_size, 1); + if (cm->seg_map_array[i] == NULL) + return 1; + } + cm->seg_map_alloc_size = seg_map_size; + + // Init the index. + cm->seg_map_idx = 0; + cm->prev_seg_map_idx = 1; + + cm->current_frame_seg_map = cm->seg_map_array[cm->seg_map_idx]; + if (!cm->frame_parallel_decode) + cm->last_frame_seg_map = cm->seg_map_array[cm->prev_seg_map_idx]; + + return 0; +} + +static void free_seg_map(VP9_COMMON *cm) { + int i; + + for (i = 0; i < NUM_PING_PONG_BUFFERS; ++i) { + vpx_free(cm->seg_map_array[i]); + cm->seg_map_array[i] = NULL; + } + + cm->current_frame_seg_map = NULL; + + if (!cm->frame_parallel_decode) { + cm->last_frame_seg_map = NULL; + } +} + +void vp9_free_ref_frame_buffers(BufferPool *pool) { + int i; + + for (i = 0; i < FRAME_BUFFERS; ++i) { + if (pool->frame_bufs[i].ref_count > 0 && + pool->frame_bufs[i].raw_frame_buffer.data != NULL) { + pool->release_fb_cb(pool->cb_priv, &pool->frame_bufs[i].raw_frame_buffer); + pool->frame_bufs[i].ref_count = 0; + } + vpx_free(pool->frame_bufs[i].mvs); + pool->frame_bufs[i].mvs = NULL; + vp9_free_frame_buffer(&pool->frame_bufs[i].buf); + } +} + +void vp9_free_postproc_buffers(VP9_COMMON *cm) { +#if CONFIG_VP9_POSTPROC + vp9_free_frame_buffer(&cm->post_proc_buffer); + vp9_free_frame_buffer(&cm->post_proc_buffer_int); +#else + (void)cm; +#endif +} + +void vp9_free_context_buffers(VP9_COMMON *cm) { + cm->free_mi(cm); + free_seg_map(cm); + vpx_free(cm->above_context); + cm->above_context = NULL; + vpx_free(cm->above_seg_context); + cm->above_seg_context = NULL; +} + +int vp9_alloc_context_buffers(VP9_COMMON *cm, int width, int height) { + int new_mi_size; + + vp9_set_mb_mi(cm, width, height); + new_mi_size = cm->mi_stride * calc_mi_size(cm->mi_rows); + if (cm->mi_alloc_size < new_mi_size) { + cm->free_mi(cm); + if (cm->alloc_mi(cm, new_mi_size)) + goto fail; + } + + if (cm->seg_map_alloc_size < cm->mi_rows * cm->mi_cols) { + // Create the segmentation map structure and set to 0. + free_seg_map(cm); + if (alloc_seg_map(cm, cm->mi_rows * cm->mi_cols)) + goto fail; + } + + if (cm->above_context_alloc_cols < cm->mi_cols) { + vpx_free(cm->above_context); + cm->above_context = (ENTROPY_CONTEXT *)vpx_calloc( + 2 * mi_cols_aligned_to_sb(cm->mi_cols) * MAX_MB_PLANE, + sizeof(*cm->above_context)); + if (!cm->above_context) goto fail; + + vpx_free(cm->above_seg_context); + cm->above_seg_context = (PARTITION_CONTEXT *)vpx_calloc( + mi_cols_aligned_to_sb(cm->mi_cols), sizeof(*cm->above_seg_context)); + if (!cm->above_seg_context) goto fail; + cm->above_context_alloc_cols = cm->mi_cols; + } + + return 0; + + fail: + vp9_free_context_buffers(cm); + return 1; +} + +void vp9_remove_common(VP9_COMMON *cm) { + vp9_free_context_buffers(cm); + + vpx_free(cm->fc); + cm->fc = NULL; + vpx_free(cm->frame_contexts); + cm->frame_contexts = NULL; +} + +void vp9_init_context_buffers(VP9_COMMON *cm) { + cm->setup_mi(cm); + if (cm->last_frame_seg_map && !cm->frame_parallel_decode) + memset(cm->last_frame_seg_map, 0, cm->mi_rows * cm->mi_cols); +} + +void vp9_swap_current_and_last_seg_map(VP9_COMMON *cm) { + // Swap indices. + const int tmp = cm->seg_map_idx; + cm->seg_map_idx = cm->prev_seg_map_idx; + cm->prev_seg_map_idx = tmp; + + cm->current_frame_seg_map = cm->seg_map_array[cm->seg_map_idx]; + cm->last_frame_seg_map = cm->seg_map_array[cm->prev_seg_map_idx]; +} diff --git a/media/libvpx/vp9/common/vp9_alloccommon.h b/media/libvpx/vp9/common/vp9_alloccommon.h new file mode 100644 index 000000000..c0e51a6ce --- /dev/null +++ b/media/libvpx/vp9/common/vp9_alloccommon.h @@ -0,0 +1,44 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + + +#ifndef VP9_COMMON_VP9_ALLOCCOMMON_H_ +#define VP9_COMMON_VP9_ALLOCCOMMON_H_ + +#define INVALID_IDX -1 // Invalid buffer index. + +#ifdef __cplusplus +extern "C" { +#endif + +struct VP9Common; +struct BufferPool; + +void vp9_remove_common(struct VP9Common *cm); + +int vp9_alloc_context_buffers(struct VP9Common *cm, int width, int height); +void vp9_init_context_buffers(struct VP9Common *cm); +void vp9_free_context_buffers(struct VP9Common *cm); + +void vp9_free_ref_frame_buffers(struct BufferPool *pool); +void vp9_free_postproc_buffers(struct VP9Common *cm); + +int vp9_alloc_state_buffers(struct VP9Common *cm, int width, int height); +void vp9_free_state_buffers(struct VP9Common *cm); + +void vp9_set_mb_mi(struct VP9Common *cm, int width, int height); + +void vp9_swap_current_and_last_seg_map(struct VP9Common *cm); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_ALLOCCOMMON_H_ diff --git a/media/libvpx/vp9/common/vp9_blockd.c b/media/libvpx/vp9/common/vp9_blockd.c new file mode 100644 index 000000000..b2bb18188 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_blockd.c @@ -0,0 +1,135 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "vp9/common/vp9_blockd.h" + +PREDICTION_MODE vp9_left_block_mode(const MODE_INFO *cur_mi, + const MODE_INFO *left_mi, int b) { + if (b == 0 || b == 2) { + if (!left_mi || is_inter_block(&left_mi->mbmi)) + return DC_PRED; + + return get_y_mode(left_mi, b + 1); + } else { + assert(b == 1 || b == 3); + return cur_mi->bmi[b - 1].as_mode; + } +} + +PREDICTION_MODE vp9_above_block_mode(const MODE_INFO *cur_mi, + const MODE_INFO *above_mi, int b) { + if (b == 0 || b == 1) { + if (!above_mi || is_inter_block(&above_mi->mbmi)) + return DC_PRED; + + return get_y_mode(above_mi, b + 2); + } else { + assert(b == 2 || b == 3); + return cur_mi->bmi[b - 2].as_mode; + } +} + +void vp9_foreach_transformed_block_in_plane( + const MACROBLOCKD *const xd, BLOCK_SIZE bsize, int plane, + foreach_transformed_block_visitor visit, void *arg) { + const struct macroblockd_plane *const pd = &xd->plane[plane]; + const MB_MODE_INFO* mbmi = &xd->mi[0]->mbmi; + // block and transform sizes, in number of 4x4 blocks log 2 ("*_b") + // 4x4=0, 8x8=2, 16x16=4, 32x32=6, 64x64=8 + // transform size varies per plane, look it up in a common way. + const TX_SIZE tx_size = plane ? get_uv_tx_size(mbmi, pd) + : mbmi->tx_size; + const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, pd); + const int num_4x4_w = num_4x4_blocks_wide_lookup[plane_bsize]; + const int num_4x4_h = num_4x4_blocks_high_lookup[plane_bsize]; + const int step = 1 << (tx_size << 1); + int i = 0, r, c; + + // If mb_to_right_edge is < 0 we are in a situation in which + // the current block size extends into the UMV and we won't + // visit the sub blocks that are wholly within the UMV. + const int max_blocks_wide = num_4x4_w + (xd->mb_to_right_edge >= 0 ? 0 : + xd->mb_to_right_edge >> (5 + pd->subsampling_x)); + const int max_blocks_high = num_4x4_h + (xd->mb_to_bottom_edge >= 0 ? 0 : + xd->mb_to_bottom_edge >> (5 + pd->subsampling_y)); + + // Keep track of the row and column of the blocks we use so that we know + // if we are in the unrestricted motion border. + for (r = 0; r < max_blocks_high; r += (1 << tx_size)) { + for (c = 0; c < num_4x4_w; c += (1 << tx_size)) { + // Skip visiting the sub blocks that are wholly within the UMV. + if (c < max_blocks_wide) + visit(plane, i, plane_bsize, tx_size, arg); + i += step; + } + } +} + +void vp9_foreach_transformed_block(const MACROBLOCKD* const xd, + BLOCK_SIZE bsize, + foreach_transformed_block_visitor visit, + void *arg) { + int plane; + + for (plane = 0; plane < MAX_MB_PLANE; ++plane) + vp9_foreach_transformed_block_in_plane(xd, bsize, plane, visit, arg); +} + +void vp9_set_contexts(const MACROBLOCKD *xd, struct macroblockd_plane *pd, + BLOCK_SIZE plane_bsize, TX_SIZE tx_size, int has_eob, + int aoff, int loff) { + ENTROPY_CONTEXT *const a = pd->above_context + aoff; + ENTROPY_CONTEXT *const l = pd->left_context + loff; + const int tx_size_in_blocks = 1 << tx_size; + + // above + if (has_eob && xd->mb_to_right_edge < 0) { + int i; + const int blocks_wide = num_4x4_blocks_wide_lookup[plane_bsize] + + (xd->mb_to_right_edge >> (5 + pd->subsampling_x)); + int above_contexts = tx_size_in_blocks; + if (above_contexts + aoff > blocks_wide) + above_contexts = blocks_wide - aoff; + + for (i = 0; i < above_contexts; ++i) + a[i] = has_eob; + for (i = above_contexts; i < tx_size_in_blocks; ++i) + a[i] = 0; + } else { + memset(a, has_eob, sizeof(ENTROPY_CONTEXT) * tx_size_in_blocks); + } + + // left + if (has_eob && xd->mb_to_bottom_edge < 0) { + int i; + const int blocks_high = num_4x4_blocks_high_lookup[plane_bsize] + + (xd->mb_to_bottom_edge >> (5 + pd->subsampling_y)); + int left_contexts = tx_size_in_blocks; + if (left_contexts + loff > blocks_high) + left_contexts = blocks_high - loff; + + for (i = 0; i < left_contexts; ++i) + l[i] = has_eob; + for (i = left_contexts; i < tx_size_in_blocks; ++i) + l[i] = 0; + } else { + memset(l, has_eob, sizeof(ENTROPY_CONTEXT) * tx_size_in_blocks); + } +} + +void vp9_setup_block_planes(MACROBLOCKD *xd, int ss_x, int ss_y) { + int i; + + for (i = 0; i < MAX_MB_PLANE; i++) { + xd->plane[i].plane_type = i ? PLANE_TYPE_UV : PLANE_TYPE_Y; + xd->plane[i].subsampling_x = i ? ss_x : 0; + xd->plane[i].subsampling_y = i ? ss_y : 0; + } +} diff --git a/media/libvpx/vp9/common/vp9_blockd.h b/media/libvpx/vp9/common/vp9_blockd.h new file mode 100644 index 000000000..e53e15da9 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_blockd.h @@ -0,0 +1,298 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + + +#ifndef VP9_COMMON_VP9_BLOCKD_H_ +#define VP9_COMMON_VP9_BLOCKD_H_ + +#include "./vpx_config.h" + +#include "vpx_ports/mem.h" +#include "vpx_scale/yv12config.h" + +#include "vp9/common/vp9_common_data.h" +#include "vp9/common/vp9_entropy.h" +#include "vp9/common/vp9_entropymode.h" +#include "vp9/common/vp9_mv.h" +#include "vp9/common/vp9_scale.h" +#include "vp9/common/vp9_seg_common.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#define MAX_MB_PLANE 3 + +typedef enum { + KEY_FRAME = 0, + INTER_FRAME = 1, + FRAME_TYPES, +} FRAME_TYPE; + +static INLINE int is_inter_mode(PREDICTION_MODE mode) { + return mode >= NEARESTMV && mode <= NEWMV; +} + +/* For keyframes, intra block modes are predicted by the (already decoded) + modes for the Y blocks to the left and above us; for interframes, there + is a single probability table. */ + +typedef struct { + PREDICTION_MODE as_mode; + int_mv as_mv[2]; // first, second inter predictor motion vectors +} b_mode_info; + +// Note that the rate-distortion optimization loop, bit-stream writer, and +// decoder implementation modules critically rely on the enum entry values +// specified herein. They should be refactored concurrently. +typedef enum { + NONE = -1, + INTRA_FRAME = 0, + LAST_FRAME = 1, + GOLDEN_FRAME = 2, + ALTREF_FRAME = 3, + MAX_REF_FRAMES = 4 +} MV_REFERENCE_FRAME; + +// This structure now relates to 8x8 block regions. +typedef struct { + // Common for both INTER and INTRA blocks + BLOCK_SIZE sb_type; + PREDICTION_MODE mode; + TX_SIZE tx_size; + int8_t skip; + int8_t segment_id; + int8_t seg_id_predicted; // valid only when temporal_update is enabled + + // Only for INTRA blocks + PREDICTION_MODE uv_mode; + + // Only for INTER blocks + MV_REFERENCE_FRAME ref_frame[2]; + int_mv mv[2]; + int_mv ref_mvs[MAX_REF_FRAMES][MAX_MV_REF_CANDIDATES]; + uint8_t mode_context[MAX_REF_FRAMES]; + INTERP_FILTER interp_filter; + +} MB_MODE_INFO; + +typedef struct MODE_INFO { + MB_MODE_INFO mbmi; + b_mode_info bmi[4]; +} MODE_INFO; + +static INLINE PREDICTION_MODE get_y_mode(const MODE_INFO *mi, int block) { + return mi->mbmi.sb_type < BLOCK_8X8 ? mi->bmi[block].as_mode + : mi->mbmi.mode; +} + +static INLINE int is_inter_block(const MB_MODE_INFO *mbmi) { + return mbmi->ref_frame[0] > INTRA_FRAME; +} + +static INLINE int has_second_ref(const MB_MODE_INFO *mbmi) { + return mbmi->ref_frame[1] > INTRA_FRAME; +} + +PREDICTION_MODE vp9_left_block_mode(const MODE_INFO *cur_mi, + const MODE_INFO *left_mi, int b); + +PREDICTION_MODE vp9_above_block_mode(const MODE_INFO *cur_mi, + const MODE_INFO *above_mi, int b); + +enum mv_precision { + MV_PRECISION_Q3, + MV_PRECISION_Q4 +}; + +struct buf_2d { + uint8_t *buf; + int stride; +}; + +struct macroblockd_plane { + tran_low_t *dqcoeff; + PLANE_TYPE plane_type; + int subsampling_x; + int subsampling_y; + struct buf_2d dst; + struct buf_2d pre[2]; + ENTROPY_CONTEXT *above_context; + ENTROPY_CONTEXT *left_context; + int16_t seg_dequant[MAX_SEGMENTS][2]; + + // encoder + const int16_t *dequant; +}; + +#define BLOCK_OFFSET(x, i) ((x) + (i) * 16) + +typedef struct RefBuffer { + // TODO(dkovalev): idx is not really required and should be removed, now it + // is used in vp9_onyxd_if.c + int idx; + YV12_BUFFER_CONFIG *buf; + struct scale_factors sf; +} RefBuffer; + +typedef struct macroblockd { + struct macroblockd_plane plane[MAX_MB_PLANE]; + FRAME_COUNTS *counts; + int mi_stride; + + MODE_INFO **mi; + MODE_INFO *left_mi; + MODE_INFO *above_mi; + MB_MODE_INFO *left_mbmi; + MB_MODE_INFO *above_mbmi; + + int up_available; + int left_available; + + /* Distance of MB away from frame edges */ + int mb_to_left_edge; + int mb_to_right_edge; + int mb_to_top_edge; + int mb_to_bottom_edge; + + FRAME_CONTEXT *fc; + int frame_parallel_decoding_mode; + + /* pointers to reference frames */ + RefBuffer *block_refs[2]; + + /* pointer to current frame */ + const YV12_BUFFER_CONFIG *cur_buf; + + ENTROPY_CONTEXT *above_context[MAX_MB_PLANE]; + ENTROPY_CONTEXT left_context[MAX_MB_PLANE][16]; + + PARTITION_CONTEXT *above_seg_context; + PARTITION_CONTEXT left_seg_context[8]; + +#if CONFIG_VP9_HIGHBITDEPTH + /* Bit depth: 8, 10, 12 */ + int bd; +#endif + + /* dqcoeff are shared by all the planes. So planes must be decoded serially */ + DECLARE_ALIGNED(16, tran_low_t, dqcoeff[64 * 64]); + + int lossless; + int corrupted; + + struct vpx_internal_error_info *error_info; +} MACROBLOCKD; + +static INLINE BLOCK_SIZE get_subsize(BLOCK_SIZE bsize, + PARTITION_TYPE partition) { + return subsize_lookup[partition][bsize]; +} + +extern const TX_TYPE intra_mode_to_tx_type_lookup[INTRA_MODES]; + +static INLINE TX_TYPE get_tx_type(PLANE_TYPE plane_type, + const MACROBLOCKD *xd) { + const MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi; + + if (plane_type != PLANE_TYPE_Y || xd->lossless || is_inter_block(mbmi)) + return DCT_DCT; + + return intra_mode_to_tx_type_lookup[mbmi->mode]; +} + +static INLINE TX_TYPE get_tx_type_4x4(PLANE_TYPE plane_type, + const MACROBLOCKD *xd, int ib) { + const MODE_INFO *const mi = xd->mi[0]; + + if (plane_type != PLANE_TYPE_Y || xd->lossless || is_inter_block(&mi->mbmi)) + return DCT_DCT; + + return intra_mode_to_tx_type_lookup[get_y_mode(mi, ib)]; +} + +void vp9_setup_block_planes(MACROBLOCKD *xd, int ss_x, int ss_y); + +static INLINE TX_SIZE get_uv_tx_size_impl(TX_SIZE y_tx_size, BLOCK_SIZE bsize, + int xss, int yss) { + if (bsize < BLOCK_8X8) { + return TX_4X4; + } else { + const BLOCK_SIZE plane_bsize = ss_size_lookup[bsize][xss][yss]; + return MIN(y_tx_size, max_txsize_lookup[plane_bsize]); + } +} + +static INLINE TX_SIZE get_uv_tx_size(const MB_MODE_INFO *mbmi, + const struct macroblockd_plane *pd) { + return get_uv_tx_size_impl(mbmi->tx_size, mbmi->sb_type, pd->subsampling_x, + pd->subsampling_y); +} + +static INLINE BLOCK_SIZE get_plane_block_size(BLOCK_SIZE bsize, + const struct macroblockd_plane *pd) { + return ss_size_lookup[bsize][pd->subsampling_x][pd->subsampling_y]; +} + +static INLINE void reset_skip_context(MACROBLOCKD *xd, BLOCK_SIZE bsize) { + int i; + for (i = 0; i < MAX_MB_PLANE; i++) { + struct macroblockd_plane *const pd = &xd->plane[i]; + const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, pd); + memset(pd->above_context, 0, + sizeof(ENTROPY_CONTEXT) * num_4x4_blocks_wide_lookup[plane_bsize]); + memset(pd->left_context, 0, + sizeof(ENTROPY_CONTEXT) * num_4x4_blocks_high_lookup[plane_bsize]); + } +} + +static INLINE const vp9_prob *get_y_mode_probs(const MODE_INFO *mi, + const MODE_INFO *above_mi, + const MODE_INFO *left_mi, + int block) { + const PREDICTION_MODE above = vp9_above_block_mode(mi, above_mi, block); + const PREDICTION_MODE left = vp9_left_block_mode(mi, left_mi, block); + return vp9_kf_y_mode_prob[above][left]; +} + +typedef void (*foreach_transformed_block_visitor)(int plane, int block, + BLOCK_SIZE plane_bsize, + TX_SIZE tx_size, + void *arg); + +void vp9_foreach_transformed_block_in_plane( + const MACROBLOCKD *const xd, BLOCK_SIZE bsize, int plane, + foreach_transformed_block_visitor visit, void *arg); + + +void vp9_foreach_transformed_block( + const MACROBLOCKD* const xd, BLOCK_SIZE bsize, + foreach_transformed_block_visitor visit, void *arg); + +static INLINE void txfrm_block_to_raster_xy(BLOCK_SIZE plane_bsize, + TX_SIZE tx_size, int block, + int *x, int *y) { + const int bwl = b_width_log2_lookup[plane_bsize]; + const int tx_cols_log2 = bwl - tx_size; + const int tx_cols = 1 << tx_cols_log2; + const int raster_mb = block >> (tx_size << 1); + *x = (raster_mb & (tx_cols - 1)) << tx_size; + *y = (raster_mb >> tx_cols_log2) << tx_size; +} + +void vp9_set_contexts(const MACROBLOCKD *xd, struct macroblockd_plane *pd, + BLOCK_SIZE plane_bsize, TX_SIZE tx_size, int has_eob, + int aoff, int loff); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_BLOCKD_H_ diff --git a/media/libvpx/vp9/common/vp9_common.h b/media/libvpx/vp9/common/vp9_common.h new file mode 100644 index 000000000..9c2d7791e --- /dev/null +++ b/media/libvpx/vp9/common/vp9_common.h @@ -0,0 +1,117 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_COMMON_H_ +#define VP9_COMMON_VP9_COMMON_H_ + +/* Interface header for common constant data structures and lookup tables */ + +#include <assert.h> + +#include "./vpx_config.h" +#include "vpx_mem/vpx_mem.h" +#include "vpx/vpx_integer.h" +#include "vp9/common/vp9_systemdependent.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#define MIN(x, y) (((x) < (y)) ? (x) : (y)) +#define MAX(x, y) (((x) > (y)) ? (x) : (y)) + +// Only need this for fixed-size arrays, for structs just assign. +#define vp9_copy(dest, src) { \ + assert(sizeof(dest) == sizeof(src)); \ + memcpy(dest, src, sizeof(src)); \ + } + +// Use this for variably-sized arrays. +#define vp9_copy_array(dest, src, n) { \ + assert(sizeof(*dest) == sizeof(*src)); \ + memcpy(dest, src, n * sizeof(*src)); \ + } + +#define vp9_zero(dest) memset(&(dest), 0, sizeof(dest)) +#define vp9_zero_array(dest, n) memset(dest, 0, n * sizeof(*dest)) + +static INLINE uint8_t clip_pixel(int val) { + return (val > 255) ? 255 : (val < 0) ? 0 : val; +} + +static INLINE int clamp(int value, int low, int high) { + return value < low ? low : (value > high ? high : value); +} + +static INLINE double fclamp(double value, double low, double high) { + return value < low ? low : (value > high ? high : value); +} + +static INLINE int get_unsigned_bits(unsigned int num_values) { + return num_values > 0 ? get_msb(num_values) + 1 : 0; +} + +#if CONFIG_VP9_HIGHBITDEPTH +static INLINE uint16_t clip_pixel_highbd(int val, int bd) { + switch (bd) { + case 8: + default: + return (uint16_t)clamp(val, 0, 255); + case 10: + return (uint16_t)clamp(val, 0, 1023); + case 12: + return (uint16_t)clamp(val, 0, 4095); + } +} + +// Note: +// tran_low_t is the datatype used for final transform coefficients. +// tran_high_t is the datatype used for intermediate transform stages. +typedef int64_t tran_high_t; +typedef int32_t tran_low_t; + +#else + +// Note: +// tran_low_t is the datatype used for final transform coefficients. +// tran_high_t is the datatype used for intermediate transform stages. +typedef int32_t tran_high_t; +typedef int16_t tran_low_t; +#endif // CONFIG_VP9_HIGHBITDEPTH + +#if CONFIG_DEBUG +#define CHECK_MEM_ERROR(cm, lval, expr) do { \ + lval = (expr); \ + if (!lval) \ + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, \ + "Failed to allocate "#lval" at %s:%d", \ + __FILE__, __LINE__); \ + } while (0) +#else +#define CHECK_MEM_ERROR(cm, lval, expr) do { \ + lval = (expr); \ + if (!lval) \ + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, \ + "Failed to allocate "#lval); \ + } while (0) +#endif + +#define VP9_SYNC_CODE_0 0x49 +#define VP9_SYNC_CODE_1 0x83 +#define VP9_SYNC_CODE_2 0x42 + +#define VP9_FRAME_MARKER 0x2 + + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_COMMON_H_ diff --git a/media/libvpx/vp9/common/vp9_common_data.c b/media/libvpx/vp9/common/vp9_common_data.c new file mode 100644 index 000000000..2aaa009fa --- /dev/null +++ b/media/libvpx/vp9/common/vp9_common_data.c @@ -0,0 +1,160 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "vp9/common/vp9_common_data.h" + +// Log 2 conversion lookup tables for block width and height +const int b_width_log2_lookup[BLOCK_SIZES] = + {0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4}; +const int b_height_log2_lookup[BLOCK_SIZES] = + {0, 1, 0, 1, 2, 1, 2, 3, 2, 3, 4, 3, 4}; +const int num_4x4_blocks_wide_lookup[BLOCK_SIZES] = + {1, 1, 2, 2, 2, 4, 4, 4, 8, 8, 8, 16, 16}; +const int num_4x4_blocks_high_lookup[BLOCK_SIZES] = + {1, 2, 1, 2, 4, 2, 4, 8, 4, 8, 16, 8, 16}; +// Log 2 conversion lookup tables for modeinfo width and height +const int mi_width_log2_lookup[BLOCK_SIZES] = + {0, 0, 0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3}; +const int num_8x8_blocks_wide_lookup[BLOCK_SIZES] = + {1, 1, 1, 1, 1, 2, 2, 2, 4, 4, 4, 8, 8}; +const int num_8x8_blocks_high_lookup[BLOCK_SIZES] = + {1, 1, 1, 1, 2, 1, 2, 4, 2, 4, 8, 4, 8}; + +// MIN(3, MIN(b_width_log2(bsize), b_height_log2(bsize))) +const int size_group_lookup[BLOCK_SIZES] = + {0, 0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 3}; + +const int num_pels_log2_lookup[BLOCK_SIZES] = + {4, 5, 5, 6, 7, 7, 8, 9, 9, 10, 11, 11, 12}; + +const PARTITION_TYPE partition_lookup[][BLOCK_SIZES] = { + { // 4X4 + // 4X4, 4X8,8X4,8X8,8X16,16X8,16X16,16X32,32X16,32X32,32X64,64X32,64X64 + PARTITION_NONE, PARTITION_INVALID, PARTITION_INVALID, + PARTITION_INVALID, PARTITION_INVALID, PARTITION_INVALID, + PARTITION_INVALID, PARTITION_INVALID, PARTITION_INVALID, + PARTITION_INVALID, PARTITION_INVALID, PARTITION_INVALID, + PARTITION_INVALID + }, { // 8X8 + // 4X4, 4X8,8X4,8X8,8X16,16X8,16X16,16X32,32X16,32X32,32X64,64X32,64X64 + PARTITION_SPLIT, PARTITION_VERT, PARTITION_HORZ, PARTITION_NONE, + PARTITION_INVALID, PARTITION_INVALID, PARTITION_INVALID, + PARTITION_INVALID, PARTITION_INVALID, PARTITION_INVALID, + PARTITION_INVALID, PARTITION_INVALID, PARTITION_INVALID + }, { // 16X16 + // 4X4, 4X8,8X4,8X8,8X16,16X8,16X16,16X32,32X16,32X32,32X64,64X32,64X64 + PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT, + PARTITION_VERT, PARTITION_HORZ, PARTITION_NONE, PARTITION_INVALID, + PARTITION_INVALID, PARTITION_INVALID, PARTITION_INVALID, + PARTITION_INVALID, PARTITION_INVALID + }, { // 32X32 + // 4X4, 4X8,8X4,8X8,8X16,16X8,16X16,16X32,32X16,32X32,32X64,64X32,64X64 + PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT, + PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_VERT, + PARTITION_HORZ, PARTITION_NONE, PARTITION_INVALID, + PARTITION_INVALID, PARTITION_INVALID + }, { // 64X64 + // 4X4, 4X8,8X4,8X8,8X16,16X8,16X16,16X32,32X16,32X32,32X64,64X32,64X64 + PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT, + PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_SPLIT, + PARTITION_SPLIT, PARTITION_SPLIT, PARTITION_VERT, PARTITION_HORZ, + PARTITION_NONE + } +}; + +const BLOCK_SIZE subsize_lookup[PARTITION_TYPES][BLOCK_SIZES] = { + { // PARTITION_NONE + BLOCK_4X4, BLOCK_4X8, BLOCK_8X4, + BLOCK_8X8, BLOCK_8X16, BLOCK_16X8, + BLOCK_16X16, BLOCK_16X32, BLOCK_32X16, + BLOCK_32X32, BLOCK_32X64, BLOCK_64X32, + BLOCK_64X64, + }, { // PARTITION_HORZ + BLOCK_INVALID, BLOCK_INVALID, BLOCK_INVALID, + BLOCK_8X4, BLOCK_INVALID, BLOCK_INVALID, + BLOCK_16X8, BLOCK_INVALID, BLOCK_INVALID, + BLOCK_32X16, BLOCK_INVALID, BLOCK_INVALID, + BLOCK_64X32, + }, { // PARTITION_VERT + BLOCK_INVALID, BLOCK_INVALID, BLOCK_INVALID, + BLOCK_4X8, BLOCK_INVALID, BLOCK_INVALID, + BLOCK_8X16, BLOCK_INVALID, BLOCK_INVALID, + BLOCK_16X32, BLOCK_INVALID, BLOCK_INVALID, + BLOCK_32X64, + }, { // PARTITION_SPLIT + BLOCK_INVALID, BLOCK_INVALID, BLOCK_INVALID, + BLOCK_4X4, BLOCK_INVALID, BLOCK_INVALID, + BLOCK_8X8, BLOCK_INVALID, BLOCK_INVALID, + BLOCK_16X16, BLOCK_INVALID, BLOCK_INVALID, + BLOCK_32X32, + } +}; + +const TX_SIZE max_txsize_lookup[BLOCK_SIZES] = { + TX_4X4, TX_4X4, TX_4X4, + TX_8X8, TX_8X8, TX_8X8, + TX_16X16, TX_16X16, TX_16X16, + TX_32X32, TX_32X32, TX_32X32, TX_32X32 +}; + +const BLOCK_SIZE txsize_to_bsize[TX_SIZES] = { + BLOCK_4X4, // TX_4X4 + BLOCK_8X8, // TX_8X8 + BLOCK_16X16, // TX_16X16 + BLOCK_32X32, // TX_32X32 +}; + +const TX_SIZE tx_mode_to_biggest_tx_size[TX_MODES] = { + TX_4X4, // ONLY_4X4 + TX_8X8, // ALLOW_8X8 + TX_16X16, // ALLOW_16X16 + TX_32X32, // ALLOW_32X32 + TX_32X32, // TX_MODE_SELECT +}; + +const BLOCK_SIZE ss_size_lookup[BLOCK_SIZES][2][2] = { +// ss_x == 0 ss_x == 0 ss_x == 1 ss_x == 1 +// ss_y == 0 ss_y == 1 ss_y == 0 ss_y == 1 + {{BLOCK_4X4, BLOCK_INVALID}, {BLOCK_INVALID, BLOCK_INVALID}}, + {{BLOCK_4X8, BLOCK_4X4}, {BLOCK_INVALID, BLOCK_INVALID}}, + {{BLOCK_8X4, BLOCK_INVALID}, {BLOCK_4X4, BLOCK_INVALID}}, + {{BLOCK_8X8, BLOCK_8X4}, {BLOCK_4X8, BLOCK_4X4}}, + {{BLOCK_8X16, BLOCK_8X8}, {BLOCK_INVALID, BLOCK_4X8}}, + {{BLOCK_16X8, BLOCK_INVALID}, {BLOCK_8X8, BLOCK_8X4}}, + {{BLOCK_16X16, BLOCK_16X8}, {BLOCK_8X16, BLOCK_8X8}}, + {{BLOCK_16X32, BLOCK_16X16}, {BLOCK_INVALID, BLOCK_8X16}}, + {{BLOCK_32X16, BLOCK_INVALID}, {BLOCK_16X16, BLOCK_16X8}}, + {{BLOCK_32X32, BLOCK_32X16}, {BLOCK_16X32, BLOCK_16X16}}, + {{BLOCK_32X64, BLOCK_32X32}, {BLOCK_INVALID, BLOCK_16X32}}, + {{BLOCK_64X32, BLOCK_INVALID}, {BLOCK_32X32, BLOCK_32X16}}, + {{BLOCK_64X64, BLOCK_64X32}, {BLOCK_32X64, BLOCK_32X32}}, +}; + +// Generates 4 bit field in which each bit set to 1 represents +// a blocksize partition 1111 means we split 64x64, 32x32, 16x16 +// and 8x8. 1000 means we just split the 64x64 to 32x32 +const struct { + PARTITION_CONTEXT above; + PARTITION_CONTEXT left; +} partition_context_lookup[BLOCK_SIZES]= { + {15, 15}, // 4X4 - {0b1111, 0b1111} + {15, 14}, // 4X8 - {0b1111, 0b1110} + {14, 15}, // 8X4 - {0b1110, 0b1111} + {14, 14}, // 8X8 - {0b1110, 0b1110} + {14, 12}, // 8X16 - {0b1110, 0b1100} + {12, 14}, // 16X8 - {0b1100, 0b1110} + {12, 12}, // 16X16 - {0b1100, 0b1100} + {12, 8 }, // 16X32 - {0b1100, 0b1000} + {8, 12}, // 32X16 - {0b1000, 0b1100} + {8, 8 }, // 32X32 - {0b1000, 0b1000} + {8, 0 }, // 32X64 - {0b1000, 0b0000} + {0, 8 }, // 64X32 - {0b0000, 0b1000} + {0, 0 }, // 64X64 - {0b0000, 0b0000} +}; diff --git a/media/libvpx/vp9/common/vp9_common_data.h b/media/libvpx/vp9/common/vp9_common_data.h new file mode 100644 index 000000000..a06c9bed8 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_common_data.h @@ -0,0 +1,40 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_COMMON_DATA_H_ +#define VP9_COMMON_VP9_COMMON_DATA_H_ + +#include "vp9/common/vp9_enums.h" + +#ifdef __cplusplus +extern "C" { +#endif + +extern const int b_width_log2_lookup[BLOCK_SIZES]; +extern const int b_height_log2_lookup[BLOCK_SIZES]; +extern const int mi_width_log2_lookup[BLOCK_SIZES]; +extern const int num_8x8_blocks_wide_lookup[BLOCK_SIZES]; +extern const int num_8x8_blocks_high_lookup[BLOCK_SIZES]; +extern const int num_4x4_blocks_high_lookup[BLOCK_SIZES]; +extern const int num_4x4_blocks_wide_lookup[BLOCK_SIZES]; +extern const int size_group_lookup[BLOCK_SIZES]; +extern const int num_pels_log2_lookup[BLOCK_SIZES]; +extern const PARTITION_TYPE partition_lookup[][BLOCK_SIZES]; +extern const BLOCK_SIZE subsize_lookup[PARTITION_TYPES][BLOCK_SIZES]; +extern const TX_SIZE max_txsize_lookup[BLOCK_SIZES]; +extern const BLOCK_SIZE txsize_to_bsize[TX_SIZES]; +extern const TX_SIZE tx_mode_to_biggest_tx_size[TX_MODES]; +extern const BLOCK_SIZE ss_size_lookup[BLOCK_SIZES][2][2]; + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_COMMON_DATA_H_ diff --git a/media/libvpx/vp9/common/vp9_convolve.c b/media/libvpx/vp9/common/vp9_convolve.c new file mode 100644 index 000000000..90e337fd6 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_convolve.c @@ -0,0 +1,557 @@ +/* + * Copyright (c) 2013 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <assert.h> + +#include "./vpx_config.h" +#include "./vp9_rtcd.h" +#include "vp9/common/vp9_common.h" +#include "vp9/common/vp9_convolve.h" +#include "vp9/common/vp9_filter.h" +#include "vpx/vpx_integer.h" +#include "vpx_ports/mem.h" + +static void convolve_horiz(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const InterpKernel *x_filters, + int x0_q4, int x_step_q4, int w, int h) { + int x, y; + src -= SUBPEL_TAPS / 2 - 1; + for (y = 0; y < h; ++y) { + int x_q4 = x0_q4; + for (x = 0; x < w; ++x) { + const uint8_t *const src_x = &src[x_q4 >> SUBPEL_BITS]; + const int16_t *const x_filter = x_filters[x_q4 & SUBPEL_MASK]; + int k, sum = 0; + for (k = 0; k < SUBPEL_TAPS; ++k) + sum += src_x[k] * x_filter[k]; + dst[x] = clip_pixel(ROUND_POWER_OF_TWO(sum, FILTER_BITS)); + x_q4 += x_step_q4; + } + src += src_stride; + dst += dst_stride; + } +} + +static void convolve_avg_horiz(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const InterpKernel *x_filters, + int x0_q4, int x_step_q4, int w, int h) { + int x, y; + src -= SUBPEL_TAPS / 2 - 1; + for (y = 0; y < h; ++y) { + int x_q4 = x0_q4; + for (x = 0; x < w; ++x) { + const uint8_t *const src_x = &src[x_q4 >> SUBPEL_BITS]; + const int16_t *const x_filter = x_filters[x_q4 & SUBPEL_MASK]; + int k, sum = 0; + for (k = 0; k < SUBPEL_TAPS; ++k) + sum += src_x[k] * x_filter[k]; + dst[x] = ROUND_POWER_OF_TWO(dst[x] + + clip_pixel(ROUND_POWER_OF_TWO(sum, FILTER_BITS)), 1); + x_q4 += x_step_q4; + } + src += src_stride; + dst += dst_stride; + } +} + +static void convolve_vert(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const InterpKernel *y_filters, + int y0_q4, int y_step_q4, int w, int h) { + int x, y; + src -= src_stride * (SUBPEL_TAPS / 2 - 1); + + for (x = 0; x < w; ++x) { + int y_q4 = y0_q4; + for (y = 0; y < h; ++y) { + const unsigned char *src_y = &src[(y_q4 >> SUBPEL_BITS) * src_stride]; + const int16_t *const y_filter = y_filters[y_q4 & SUBPEL_MASK]; + int k, sum = 0; + for (k = 0; k < SUBPEL_TAPS; ++k) + sum += src_y[k * src_stride] * y_filter[k]; + dst[y * dst_stride] = clip_pixel(ROUND_POWER_OF_TWO(sum, FILTER_BITS)); + y_q4 += y_step_q4; + } + ++src; + ++dst; + } +} + +static void convolve_avg_vert(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const InterpKernel *y_filters, + int y0_q4, int y_step_q4, int w, int h) { + int x, y; + src -= src_stride * (SUBPEL_TAPS / 2 - 1); + + for (x = 0; x < w; ++x) { + int y_q4 = y0_q4; + for (y = 0; y < h; ++y) { + const unsigned char *src_y = &src[(y_q4 >> SUBPEL_BITS) * src_stride]; + const int16_t *const y_filter = y_filters[y_q4 & SUBPEL_MASK]; + int k, sum = 0; + for (k = 0; k < SUBPEL_TAPS; ++k) + sum += src_y[k * src_stride] * y_filter[k]; + dst[y * dst_stride] = ROUND_POWER_OF_TWO(dst[y * dst_stride] + + clip_pixel(ROUND_POWER_OF_TWO(sum, FILTER_BITS)), 1); + y_q4 += y_step_q4; + } + ++src; + ++dst; + } +} + +static void convolve(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const InterpKernel *const x_filters, + int x0_q4, int x_step_q4, + const InterpKernel *const y_filters, + int y0_q4, int y_step_q4, + int w, int h) { + // Note: Fixed size intermediate buffer, temp, places limits on parameters. + // 2d filtering proceeds in 2 steps: + // (1) Interpolate horizontally into an intermediate buffer, temp. + // (2) Interpolate temp vertically to derive the sub-pixel result. + // Deriving the maximum number of rows in the temp buffer (135): + // --Smallest scaling factor is x1/2 ==> y_step_q4 = 32 (Normative). + // --Largest block size is 64x64 pixels. + // --64 rows in the downscaled frame span a distance of (64 - 1) * 32 in the + // original frame (in 1/16th pixel units). + // --Must round-up because block may be located at sub-pixel position. + // --Require an additional SUBPEL_TAPS rows for the 8-tap filter tails. + // --((64 - 1) * 32 + 15) >> 4 + 8 = 135. + uint8_t temp[135 * 64]; + int intermediate_height = + (((h - 1) * y_step_q4 + y0_q4) >> SUBPEL_BITS) + SUBPEL_TAPS; + + assert(w <= 64); + assert(h <= 64); + assert(y_step_q4 <= 32); + assert(x_step_q4 <= 32); + + convolve_horiz(src - src_stride * (SUBPEL_TAPS / 2 - 1), src_stride, temp, 64, + x_filters, x0_q4, x_step_q4, w, intermediate_height); + convolve_vert(temp + 64 * (SUBPEL_TAPS / 2 - 1), 64, dst, dst_stride, + y_filters, y0_q4, y_step_q4, w, h); +} + +static const InterpKernel *get_filter_base(const int16_t *filter) { + // NOTE: This assumes that the filter table is 256-byte aligned. + // TODO(agrange) Modify to make independent of table alignment. + return (const InterpKernel *)(((intptr_t)filter) & ~((intptr_t)0xFF)); +} + +static int get_filter_offset(const int16_t *f, const InterpKernel *base) { + return (int)((const InterpKernel *)(intptr_t)f - base); +} + +void vp9_convolve8_horiz_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h) { + const InterpKernel *const filters_x = get_filter_base(filter_x); + const int x0_q4 = get_filter_offset(filter_x, filters_x); + + (void)filter_y; + (void)y_step_q4; + + convolve_horiz(src, src_stride, dst, dst_stride, filters_x, + x0_q4, x_step_q4, w, h); +} + +void vp9_convolve8_avg_horiz_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h) { + const InterpKernel *const filters_x = get_filter_base(filter_x); + const int x0_q4 = get_filter_offset(filter_x, filters_x); + + (void)filter_y; + (void)y_step_q4; + + convolve_avg_horiz(src, src_stride, dst, dst_stride, filters_x, + x0_q4, x_step_q4, w, h); +} + +void vp9_convolve8_vert_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h) { + const InterpKernel *const filters_y = get_filter_base(filter_y); + const int y0_q4 = get_filter_offset(filter_y, filters_y); + + (void)filter_x; + (void)x_step_q4; + + convolve_vert(src, src_stride, dst, dst_stride, filters_y, + y0_q4, y_step_q4, w, h); +} + +void vp9_convolve8_avg_vert_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h) { + const InterpKernel *const filters_y = get_filter_base(filter_y); + const int y0_q4 = get_filter_offset(filter_y, filters_y); + + (void)filter_x; + (void)x_step_q4; + + convolve_avg_vert(src, src_stride, dst, dst_stride, filters_y, + y0_q4, y_step_q4, w, h); +} + +void vp9_convolve8_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h) { + const InterpKernel *const filters_x = get_filter_base(filter_x); + const int x0_q4 = get_filter_offset(filter_x, filters_x); + + const InterpKernel *const filters_y = get_filter_base(filter_y); + const int y0_q4 = get_filter_offset(filter_y, filters_y); + + convolve(src, src_stride, dst, dst_stride, + filters_x, x0_q4, x_step_q4, + filters_y, y0_q4, y_step_q4, w, h); +} + +void vp9_convolve8_avg_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h) { + /* Fixed size intermediate buffer places limits on parameters. */ + DECLARE_ALIGNED(16, uint8_t, temp[64 * 64]); + assert(w <= 64); + assert(h <= 64); + + vp9_convolve8_c(src, src_stride, temp, 64, + filter_x, x_step_q4, filter_y, y_step_q4, w, h); + vp9_convolve_avg_c(temp, 64, dst, dst_stride, NULL, 0, NULL, 0, w, h); +} + +void vp9_convolve_copy_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int filter_x_stride, + const int16_t *filter_y, int filter_y_stride, + int w, int h) { + int r; + + (void)filter_x; (void)filter_x_stride; + (void)filter_y; (void)filter_y_stride; + + for (r = h; r > 0; --r) { + memcpy(dst, src, w); + src += src_stride; + dst += dst_stride; + } +} + +void vp9_convolve_avg_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int filter_x_stride, + const int16_t *filter_y, int filter_y_stride, + int w, int h) { + int x, y; + + (void)filter_x; (void)filter_x_stride; + (void)filter_y; (void)filter_y_stride; + + for (y = 0; y < h; ++y) { + for (x = 0; x < w; ++x) + dst[x] = ROUND_POWER_OF_TWO(dst[x] + src[x], 1); + + src += src_stride; + dst += dst_stride; + } +} + +#if CONFIG_VP9_HIGHBITDEPTH +static void highbd_convolve_horiz(const uint8_t *src8, ptrdiff_t src_stride, + uint8_t *dst8, ptrdiff_t dst_stride, + const InterpKernel *x_filters, + int x0_q4, int x_step_q4, + int w, int h, int bd) { + int x, y; + uint16_t *src = CONVERT_TO_SHORTPTR(src8); + uint16_t *dst = CONVERT_TO_SHORTPTR(dst8); + src -= SUBPEL_TAPS / 2 - 1; + for (y = 0; y < h; ++y) { + int x_q4 = x0_q4; + for (x = 0; x < w; ++x) { + const uint16_t *const src_x = &src[x_q4 >> SUBPEL_BITS]; + const int16_t *const x_filter = x_filters[x_q4 & SUBPEL_MASK]; + int k, sum = 0; + for (k = 0; k < SUBPEL_TAPS; ++k) + sum += src_x[k] * x_filter[k]; + dst[x] = clip_pixel_highbd(ROUND_POWER_OF_TWO(sum, FILTER_BITS), bd); + x_q4 += x_step_q4; + } + src += src_stride; + dst += dst_stride; + } +} + +static void highbd_convolve_avg_horiz(const uint8_t *src8, ptrdiff_t src_stride, + uint8_t *dst8, ptrdiff_t dst_stride, + const InterpKernel *x_filters, + int x0_q4, int x_step_q4, + int w, int h, int bd) { + int x, y; + uint16_t *src = CONVERT_TO_SHORTPTR(src8); + uint16_t *dst = CONVERT_TO_SHORTPTR(dst8); + src -= SUBPEL_TAPS / 2 - 1; + for (y = 0; y < h; ++y) { + int x_q4 = x0_q4; + for (x = 0; x < w; ++x) { + const uint16_t *const src_x = &src[x_q4 >> SUBPEL_BITS]; + const int16_t *const x_filter = x_filters[x_q4 & SUBPEL_MASK]; + int k, sum = 0; + for (k = 0; k < SUBPEL_TAPS; ++k) + sum += src_x[k] * x_filter[k]; + dst[x] = ROUND_POWER_OF_TWO(dst[x] + + clip_pixel_highbd(ROUND_POWER_OF_TWO(sum, FILTER_BITS), bd), 1); + x_q4 += x_step_q4; + } + src += src_stride; + dst += dst_stride; + } +} + +static void highbd_convolve_vert(const uint8_t *src8, ptrdiff_t src_stride, + uint8_t *dst8, ptrdiff_t dst_stride, + const InterpKernel *y_filters, + int y0_q4, int y_step_q4, int w, int h, + int bd) { + int x, y; + uint16_t *src = CONVERT_TO_SHORTPTR(src8); + uint16_t *dst = CONVERT_TO_SHORTPTR(dst8); + src -= src_stride * (SUBPEL_TAPS / 2 - 1); + for (x = 0; x < w; ++x) { + int y_q4 = y0_q4; + for (y = 0; y < h; ++y) { + const uint16_t *src_y = &src[(y_q4 >> SUBPEL_BITS) * src_stride]; + const int16_t *const y_filter = y_filters[y_q4 & SUBPEL_MASK]; + int k, sum = 0; + for (k = 0; k < SUBPEL_TAPS; ++k) + sum += src_y[k * src_stride] * y_filter[k]; + dst[y * dst_stride] = clip_pixel_highbd( + ROUND_POWER_OF_TWO(sum, FILTER_BITS), bd); + y_q4 += y_step_q4; + } + ++src; + ++dst; + } +} + +static void highbd_convolve_avg_vert(const uint8_t *src8, ptrdiff_t src_stride, + uint8_t *dst8, ptrdiff_t dst_stride, + const InterpKernel *y_filters, + int y0_q4, int y_step_q4, int w, int h, + int bd) { + int x, y; + uint16_t *src = CONVERT_TO_SHORTPTR(src8); + uint16_t *dst = CONVERT_TO_SHORTPTR(dst8); + src -= src_stride * (SUBPEL_TAPS / 2 - 1); + for (x = 0; x < w; ++x) { + int y_q4 = y0_q4; + for (y = 0; y < h; ++y) { + const uint16_t *src_y = &src[(y_q4 >> SUBPEL_BITS) * src_stride]; + const int16_t *const y_filter = y_filters[y_q4 & SUBPEL_MASK]; + int k, sum = 0; + for (k = 0; k < SUBPEL_TAPS; ++k) + sum += src_y[k * src_stride] * y_filter[k]; + dst[y * dst_stride] = ROUND_POWER_OF_TWO(dst[y * dst_stride] + + clip_pixel_highbd(ROUND_POWER_OF_TWO(sum, FILTER_BITS), bd), 1); + y_q4 += y_step_q4; + } + ++src; + ++dst; + } +} + +static void highbd_convolve(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const InterpKernel *const x_filters, + int x0_q4, int x_step_q4, + const InterpKernel *const y_filters, + int y0_q4, int y_step_q4, + int w, int h, int bd) { + // Note: Fixed size intermediate buffer, temp, places limits on parameters. + // 2d filtering proceeds in 2 steps: + // (1) Interpolate horizontally into an intermediate buffer, temp. + // (2) Interpolate temp vertically to derive the sub-pixel result. + // Deriving the maximum number of rows in the temp buffer (135): + // --Smallest scaling factor is x1/2 ==> y_step_q4 = 32 (Normative). + // --Largest block size is 64x64 pixels. + // --64 rows in the downscaled frame span a distance of (64 - 1) * 32 in the + // original frame (in 1/16th pixel units). + // --Must round-up because block may be located at sub-pixel position. + // --Require an additional SUBPEL_TAPS rows for the 8-tap filter tails. + // --((64 - 1) * 32 + 15) >> 4 + 8 = 135. + uint16_t temp[64 * 135]; + int intermediate_height = + (((h - 1) * y_step_q4 + y0_q4) >> SUBPEL_BITS) + SUBPEL_TAPS; + + assert(w <= 64); + assert(h <= 64); + assert(y_step_q4 <= 32); + assert(x_step_q4 <= 32); + + highbd_convolve_horiz(src - src_stride * (SUBPEL_TAPS / 2 - 1), + src_stride, CONVERT_TO_BYTEPTR(temp), 64, + x_filters, x0_q4, x_step_q4, w, + intermediate_height, bd); + highbd_convolve_vert(CONVERT_TO_BYTEPTR(temp) + 64 * (SUBPEL_TAPS / 2 - 1), + 64, dst, dst_stride, y_filters, y0_q4, y_step_q4, + w, h, bd); +} + + +void vp9_highbd_convolve8_horiz_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h, int bd) { + const InterpKernel *const filters_x = get_filter_base(filter_x); + const int x0_q4 = get_filter_offset(filter_x, filters_x); + (void)filter_y; + (void)y_step_q4; + + highbd_convolve_horiz(src, src_stride, dst, dst_stride, filters_x, + x0_q4, x_step_q4, w, h, bd); +} + +void vp9_highbd_convolve8_avg_horiz_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h, int bd) { + const InterpKernel *const filters_x = get_filter_base(filter_x); + const int x0_q4 = get_filter_offset(filter_x, filters_x); + (void)filter_y; + (void)y_step_q4; + + highbd_convolve_avg_horiz(src, src_stride, dst, dst_stride, filters_x, + x0_q4, x_step_q4, w, h, bd); +} + +void vp9_highbd_convolve8_vert_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h, int bd) { + const InterpKernel *const filters_y = get_filter_base(filter_y); + const int y0_q4 = get_filter_offset(filter_y, filters_y); + (void)filter_x; + (void)x_step_q4; + + highbd_convolve_vert(src, src_stride, dst, dst_stride, filters_y, + y0_q4, y_step_q4, w, h, bd); +} + +void vp9_highbd_convolve8_avg_vert_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h, int bd) { + const InterpKernel *const filters_y = get_filter_base(filter_y); + const int y0_q4 = get_filter_offset(filter_y, filters_y); + (void)filter_x; + (void)x_step_q4; + + highbd_convolve_avg_vert(src, src_stride, dst, dst_stride, filters_y, + y0_q4, y_step_q4, w, h, bd); +} + +void vp9_highbd_convolve8_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h, int bd) { + const InterpKernel *const filters_x = get_filter_base(filter_x); + const int x0_q4 = get_filter_offset(filter_x, filters_x); + + const InterpKernel *const filters_y = get_filter_base(filter_y); + const int y0_q4 = get_filter_offset(filter_y, filters_y); + + highbd_convolve(src, src_stride, dst, dst_stride, + filters_x, x0_q4, x_step_q4, + filters_y, y0_q4, y_step_q4, w, h, bd); +} + +void vp9_highbd_convolve8_avg_c(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h, int bd) { + // Fixed size intermediate buffer places limits on parameters. + DECLARE_ALIGNED(16, uint16_t, temp[64 * 64]); + assert(w <= 64); + assert(h <= 64); + + vp9_highbd_convolve8_c(src, src_stride, CONVERT_TO_BYTEPTR(temp), 64, + filter_x, x_step_q4, filter_y, y_step_q4, w, h, bd); + vp9_highbd_convolve_avg_c(CONVERT_TO_BYTEPTR(temp), 64, dst, dst_stride, + NULL, 0, NULL, 0, w, h, bd); +} + +void vp9_highbd_convolve_copy_c(const uint8_t *src8, ptrdiff_t src_stride, + uint8_t *dst8, ptrdiff_t dst_stride, + const int16_t *filter_x, int filter_x_stride, + const int16_t *filter_y, int filter_y_stride, + int w, int h, int bd) { + int r; + uint16_t *src = CONVERT_TO_SHORTPTR(src8); + uint16_t *dst = CONVERT_TO_SHORTPTR(dst8); + (void)filter_x; + (void)filter_y; + (void)filter_x_stride; + (void)filter_y_stride; + (void)bd; + + for (r = h; r > 0; --r) { + memcpy(dst, src, w * sizeof(uint16_t)); + src += src_stride; + dst += dst_stride; + } +} + +void vp9_highbd_convolve_avg_c(const uint8_t *src8, ptrdiff_t src_stride, + uint8_t *dst8, ptrdiff_t dst_stride, + const int16_t *filter_x, int filter_x_stride, + const int16_t *filter_y, int filter_y_stride, + int w, int h, int bd) { + int x, y; + uint16_t *src = CONVERT_TO_SHORTPTR(src8); + uint16_t *dst = CONVERT_TO_SHORTPTR(dst8); + (void)filter_x; + (void)filter_y; + (void)filter_x_stride; + (void)filter_y_stride; + (void)bd; + + for (y = 0; y < h; ++y) { + for (x = 0; x < w; ++x) { + dst[x] = ROUND_POWER_OF_TWO(dst[x] + src[x], 1); + } + src += src_stride; + dst += dst_stride; + } +} +#endif diff --git a/media/libvpx/vp9/common/vp9_convolve.h b/media/libvpx/vp9/common/vp9_convolve.h new file mode 100644 index 000000000..8b044c897 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_convolve.h @@ -0,0 +1,38 @@ +/* + * Copyright (c) 2013 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ +#ifndef VP9_COMMON_VP9_CONVOLVE_H_ +#define VP9_COMMON_VP9_CONVOLVE_H_ + +#include "./vpx_config.h" +#include "vpx/vpx_integer.h" + +#ifdef __cplusplus +extern "C" { +#endif + +typedef void (*convolve_fn_t)(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h); + +#if CONFIG_VP9_HIGHBITDEPTH +typedef void (*highbd_convolve_fn_t)(const uint8_t *src, ptrdiff_t src_stride, + uint8_t *dst, ptrdiff_t dst_stride, + const int16_t *filter_x, int x_step_q4, + const int16_t *filter_y, int y_step_q4, + int w, int h, int bd); +#endif + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_CONVOLVE_H_ diff --git a/media/libvpx/vp9/common/vp9_debugmodes.c b/media/libvpx/vp9/common/vp9_debugmodes.c new file mode 100644 index 000000000..3d80103d2 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_debugmodes.c @@ -0,0 +1,91 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <stdio.h> + +#include "vp9/common/vp9_blockd.h" +#include "vp9/common/vp9_onyxc_int.h" + +static void log_frame_info(VP9_COMMON *cm, const char *str, FILE *f) { + fprintf(f, "%s", str); + fprintf(f, "(Frame %d, Show:%d, Q:%d): \n", cm->current_video_frame, + cm->show_frame, cm->base_qindex); +} +/* This function dereferences a pointer to the mbmi structure + * and uses the passed in member offset to print out the value of an integer + * for each mbmi member value in the mi structure. + */ +static void print_mi_data(VP9_COMMON *cm, FILE *file, const char *descriptor, + size_t member_offset) { + int mi_row, mi_col; + MODE_INFO **mi = cm->mi_grid_visible; + int rows = cm->mi_rows; + int cols = cm->mi_cols; + char prefix = descriptor[0]; + + log_frame_info(cm, descriptor, file); + for (mi_row = 0; mi_row < rows; mi_row++) { + fprintf(file, "%c ", prefix); + for (mi_col = 0; mi_col < cols; mi_col++) { + fprintf(file, "%2d ", + *((int*) ((char *) (&mi[0]->mbmi) + + member_offset))); + mi++; + } + fprintf(file, "\n"); + mi += 8; + } + fprintf(file, "\n"); +} + +void vp9_print_modes_and_motion_vectors(VP9_COMMON *cm, const char *file) { + int mi_row; + int mi_col; + FILE *mvs = fopen(file, "a"); + MODE_INFO **mi = cm->mi_grid_visible; + int rows = cm->mi_rows; + int cols = cm->mi_cols; + + print_mi_data(cm, mvs, "Partitions:", offsetof(MB_MODE_INFO, sb_type)); + print_mi_data(cm, mvs, "Modes:", offsetof(MB_MODE_INFO, mode)); + print_mi_data(cm, mvs, "Ref frame:", offsetof(MB_MODE_INFO, ref_frame[0])); + print_mi_data(cm, mvs, "Transform:", offsetof(MB_MODE_INFO, tx_size)); + print_mi_data(cm, mvs, "UV Modes:", offsetof(MB_MODE_INFO, uv_mode)); + + // output skip infomation. + log_frame_info(cm, "Skips:", mvs); + for (mi_row = 0; mi_row < rows; mi_row++) { + fprintf(mvs, "S "); + for (mi_col = 0; mi_col < cols; mi_col++) { + fprintf(mvs, "%2d ", mi[0]->mbmi.skip); + mi++; + } + fprintf(mvs, "\n"); + mi += 8; + } + fprintf(mvs, "\n"); + + // output motion vectors. + log_frame_info(cm, "Vectors ", mvs); + mi = cm->mi_grid_visible; + for (mi_row = 0; mi_row < rows; mi_row++) { + fprintf(mvs, "V "); + for (mi_col = 0; mi_col < cols; mi_col++) { + fprintf(mvs, "%4d:%4d ", mi[0]->mbmi.mv[0].as_mv.row, + mi[0]->mbmi.mv[0].as_mv.col); + mi++; + } + fprintf(mvs, "\n"); + mi += 8; + } + fprintf(mvs, "\n"); + + fclose(mvs); +} diff --git a/media/libvpx/vp9/common/vp9_entropy.c b/media/libvpx/vp9/common/vp9_entropy.c new file mode 100644 index 000000000..a2584e8da --- /dev/null +++ b/media/libvpx/vp9/common/vp9_entropy.c @@ -0,0 +1,823 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "vp9/common/vp9_entropy.h" +#include "vp9/common/vp9_blockd.h" +#include "vp9/common/vp9_onyxc_int.h" +#include "vp9/common/vp9_entropymode.h" +#include "vpx_mem/vpx_mem.h" +#include "vpx/vpx_integer.h" + +// Unconstrained Node Tree +const vp9_tree_index vp9_coef_con_tree[TREE_SIZE(ENTROPY_TOKENS)] = { + 2, 6, // 0 = LOW_VAL + -TWO_TOKEN, 4, // 1 = TWO + -THREE_TOKEN, -FOUR_TOKEN, // 2 = THREE + 8, 10, // 3 = HIGH_LOW + -CATEGORY1_TOKEN, -CATEGORY2_TOKEN, // 4 = CAT_ONE + 12, 14, // 5 = CAT_THREEFOUR + -CATEGORY3_TOKEN, -CATEGORY4_TOKEN, // 6 = CAT_THREE + -CATEGORY5_TOKEN, -CATEGORY6_TOKEN // 7 = CAT_FIVE +}; + +const vp9_prob vp9_cat1_prob[] = { 159 }; +const vp9_prob vp9_cat2_prob[] = { 165, 145 }; +const vp9_prob vp9_cat3_prob[] = { 173, 148, 140 }; +const vp9_prob vp9_cat4_prob[] = { 176, 155, 140, 135 }; +const vp9_prob vp9_cat5_prob[] = { 180, 157, 141, 134, 130 }; +const vp9_prob vp9_cat6_prob[] = { + 254, 254, 254, 252, 249, 243, 230, 196, 177, 153, 140, 133, 130, 129 +}; +#if CONFIG_VP9_HIGHBITDEPTH +const vp9_prob vp9_cat1_prob_high10[] = { 159 }; +const vp9_prob vp9_cat2_prob_high10[] = { 165, 145 }; +const vp9_prob vp9_cat3_prob_high10[] = { 173, 148, 140 }; +const vp9_prob vp9_cat4_prob_high10[] = { 176, 155, 140, 135 }; +const vp9_prob vp9_cat5_prob_high10[] = { 180, 157, 141, 134, 130 }; +const vp9_prob vp9_cat6_prob_high10[] = { + 255, 255, 254, 254, 254, 252, 249, 243, + 230, 196, 177, 153, 140, 133, 130, 129 +}; +const vp9_prob vp9_cat1_prob_high12[] = { 159 }; +const vp9_prob vp9_cat2_prob_high12[] = { 165, 145 }; +const vp9_prob vp9_cat3_prob_high12[] = { 173, 148, 140 }; +const vp9_prob vp9_cat4_prob_high12[] = { 176, 155, 140, 135 }; +const vp9_prob vp9_cat5_prob_high12[] = { 180, 157, 141, 134, 130 }; +const vp9_prob vp9_cat6_prob_high12[] = { + 255, 255, 255, 255, 254, 254, 254, 252, 249, + 243, 230, 196, 177, 153, 140, 133, 130, 129 +}; +#endif + +const uint8_t vp9_coefband_trans_8x8plus[1024] = { + 0, 1, 1, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, + 4, 4, 4, 4, 4, 5, + // beyond MAXBAND_INDEX+1 all values are filled as 5 + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, +}; + +const uint8_t vp9_coefband_trans_4x4[16] = { + 0, 1, 1, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 5, 5, 5, +}; + +const uint8_t vp9_pt_energy_class[ENTROPY_TOKENS] = { + 0, 1, 2, 3, 3, 4, 4, 5, 5, 5, 5, 5 +}; + +const vp9_tree_index vp9_coefmodel_tree[TREE_SIZE(UNCONSTRAINED_NODES + 1)] = { + -EOB_MODEL_TOKEN, 2, + -ZERO_TOKEN, 4, + -ONE_TOKEN, -TWO_TOKEN, +}; + +// Model obtained from a 2-sided zero-centerd distribuition derived +// from a Pareto distribution. The cdf of the distribution is: +// cdf(x) = 0.5 + 0.5 * sgn(x) * [1 - {alpha/(alpha + |x|)} ^ beta] +// +// For a given beta and a given probablity of the 1-node, the alpha +// is first solved, and then the {alpha, beta} pair is used to generate +// the probabilities for the rest of the nodes. + +// beta = 8 + +// Every odd line in this table can be generated from the even lines +// by averaging : +// vp9_pareto8_full[l][node] = (vp9_pareto8_full[l-1][node] + +// vp9_pareto8_full[l+1][node] ) >> 1; +const vp9_prob vp9_pareto8_full[COEFF_PROB_MODELS][MODEL_NODES] = { + { 3, 86, 128, 6, 86, 23, 88, 29}, + { 6, 86, 128, 11, 87, 42, 91, 52}, + { 9, 86, 129, 17, 88, 61, 94, 76}, + { 12, 86, 129, 22, 88, 77, 97, 93}, + { 15, 87, 129, 28, 89, 93, 100, 110}, + { 17, 87, 129, 33, 90, 105, 103, 123}, + { 20, 88, 130, 38, 91, 118, 106, 136}, + { 23, 88, 130, 43, 91, 128, 108, 146}, + { 26, 89, 131, 48, 92, 139, 111, 156}, + { 28, 89, 131, 53, 93, 147, 114, 163}, + { 31, 90, 131, 58, 94, 156, 117, 171}, + { 34, 90, 131, 62, 94, 163, 119, 177}, + { 37, 90, 132, 66, 95, 171, 122, 184}, + { 39, 90, 132, 70, 96, 177, 124, 189}, + { 42, 91, 132, 75, 97, 183, 127, 194}, + { 44, 91, 132, 79, 97, 188, 129, 198}, + { 47, 92, 133, 83, 98, 193, 132, 202}, + { 49, 92, 133, 86, 99, 197, 134, 205}, + { 52, 93, 133, 90, 100, 201, 137, 208}, + { 54, 93, 133, 94, 100, 204, 139, 211}, + { 57, 94, 134, 98, 101, 208, 142, 214}, + { 59, 94, 134, 101, 102, 211, 144, 216}, + { 62, 94, 135, 105, 103, 214, 146, 218}, + { 64, 94, 135, 108, 103, 216, 148, 220}, + { 66, 95, 135, 111, 104, 219, 151, 222}, + { 68, 95, 135, 114, 105, 221, 153, 223}, + { 71, 96, 136, 117, 106, 224, 155, 225}, + { 73, 96, 136, 120, 106, 225, 157, 226}, + { 76, 97, 136, 123, 107, 227, 159, 228}, + { 78, 97, 136, 126, 108, 229, 160, 229}, + { 80, 98, 137, 129, 109, 231, 162, 231}, + { 82, 98, 137, 131, 109, 232, 164, 232}, + { 84, 98, 138, 134, 110, 234, 166, 233}, + { 86, 98, 138, 137, 111, 235, 168, 234}, + { 89, 99, 138, 140, 112, 236, 170, 235}, + { 91, 99, 138, 142, 112, 237, 171, 235}, + { 93, 100, 139, 145, 113, 238, 173, 236}, + { 95, 100, 139, 147, 114, 239, 174, 237}, + { 97, 101, 140, 149, 115, 240, 176, 238}, + { 99, 101, 140, 151, 115, 241, 177, 238}, + {101, 102, 140, 154, 116, 242, 179, 239}, + {103, 102, 140, 156, 117, 242, 180, 239}, + {105, 103, 141, 158, 118, 243, 182, 240}, + {107, 103, 141, 160, 118, 243, 183, 240}, + {109, 104, 141, 162, 119, 244, 185, 241}, + {111, 104, 141, 164, 119, 244, 186, 241}, + {113, 104, 142, 166, 120, 245, 187, 242}, + {114, 104, 142, 168, 121, 245, 188, 242}, + {116, 105, 143, 170, 122, 246, 190, 243}, + {118, 105, 143, 171, 122, 246, 191, 243}, + {120, 106, 143, 173, 123, 247, 192, 244}, + {121, 106, 143, 175, 124, 247, 193, 244}, + {123, 107, 144, 177, 125, 248, 195, 244}, + {125, 107, 144, 178, 125, 248, 196, 244}, + {127, 108, 145, 180, 126, 249, 197, 245}, + {128, 108, 145, 181, 127, 249, 198, 245}, + {130, 109, 145, 183, 128, 249, 199, 245}, + {132, 109, 145, 184, 128, 249, 200, 245}, + {134, 110, 146, 186, 129, 250, 201, 246}, + {135, 110, 146, 187, 130, 250, 202, 246}, + {137, 111, 147, 189, 131, 251, 203, 246}, + {138, 111, 147, 190, 131, 251, 204, 246}, + {140, 112, 147, 192, 132, 251, 205, 247}, + {141, 112, 147, 193, 132, 251, 206, 247}, + {143, 113, 148, 194, 133, 251, 207, 247}, + {144, 113, 148, 195, 134, 251, 207, 247}, + {146, 114, 149, 197, 135, 252, 208, 248}, + {147, 114, 149, 198, 135, 252, 209, 248}, + {149, 115, 149, 199, 136, 252, 210, 248}, + {150, 115, 149, 200, 137, 252, 210, 248}, + {152, 115, 150, 201, 138, 252, 211, 248}, + {153, 115, 150, 202, 138, 252, 212, 248}, + {155, 116, 151, 204, 139, 253, 213, 249}, + {156, 116, 151, 205, 139, 253, 213, 249}, + {158, 117, 151, 206, 140, 253, 214, 249}, + {159, 117, 151, 207, 141, 253, 215, 249}, + {161, 118, 152, 208, 142, 253, 216, 249}, + {162, 118, 152, 209, 142, 253, 216, 249}, + {163, 119, 153, 210, 143, 253, 217, 249}, + {164, 119, 153, 211, 143, 253, 217, 249}, + {166, 120, 153, 212, 144, 254, 218, 250}, + {167, 120, 153, 212, 145, 254, 219, 250}, + {168, 121, 154, 213, 146, 254, 220, 250}, + {169, 121, 154, 214, 146, 254, 220, 250}, + {171, 122, 155, 215, 147, 254, 221, 250}, + {172, 122, 155, 216, 147, 254, 221, 250}, + {173, 123, 155, 217, 148, 254, 222, 250}, + {174, 123, 155, 217, 149, 254, 222, 250}, + {176, 124, 156, 218, 150, 254, 223, 250}, + {177, 124, 156, 219, 150, 254, 223, 250}, + {178, 125, 157, 220, 151, 254, 224, 251}, + {179, 125, 157, 220, 151, 254, 224, 251}, + {180, 126, 157, 221, 152, 254, 225, 251}, + {181, 126, 157, 221, 152, 254, 225, 251}, + {183, 127, 158, 222, 153, 254, 226, 251}, + {184, 127, 158, 223, 154, 254, 226, 251}, + {185, 128, 159, 224, 155, 255, 227, 251}, + {186, 128, 159, 224, 155, 255, 227, 251}, + {187, 129, 160, 225, 156, 255, 228, 251}, + {188, 130, 160, 225, 156, 255, 228, 251}, + {189, 131, 160, 226, 157, 255, 228, 251}, + {190, 131, 160, 226, 158, 255, 228, 251}, + {191, 132, 161, 227, 159, 255, 229, 251}, + {192, 132, 161, 227, 159, 255, 229, 251}, + {193, 133, 162, 228, 160, 255, 230, 252}, + {194, 133, 162, 229, 160, 255, 230, 252}, + {195, 134, 163, 230, 161, 255, 231, 252}, + {196, 134, 163, 230, 161, 255, 231, 252}, + {197, 135, 163, 231, 162, 255, 231, 252}, + {198, 135, 163, 231, 162, 255, 231, 252}, + {199, 136, 164, 232, 163, 255, 232, 252}, + {200, 136, 164, 232, 164, 255, 232, 252}, + {201, 137, 165, 233, 165, 255, 233, 252}, + {201, 137, 165, 233, 165, 255, 233, 252}, + {202, 138, 166, 233, 166, 255, 233, 252}, + {203, 138, 166, 233, 166, 255, 233, 252}, + {204, 139, 166, 234, 167, 255, 234, 252}, + {205, 139, 166, 234, 167, 255, 234, 252}, + {206, 140, 167, 235, 168, 255, 235, 252}, + {206, 140, 167, 235, 168, 255, 235, 252}, + {207, 141, 168, 236, 169, 255, 235, 252}, + {208, 141, 168, 236, 170, 255, 235, 252}, + {209, 142, 169, 237, 171, 255, 236, 252}, + {209, 143, 169, 237, 171, 255, 236, 252}, + {210, 144, 169, 237, 172, 255, 236, 252}, + {211, 144, 169, 237, 172, 255, 236, 252}, + {212, 145, 170, 238, 173, 255, 237, 252}, + {213, 145, 170, 238, 173, 255, 237, 252}, + {214, 146, 171, 239, 174, 255, 237, 253}, + {214, 146, 171, 239, 174, 255, 237, 253}, + {215, 147, 172, 240, 175, 255, 238, 253}, + {215, 147, 172, 240, 175, 255, 238, 253}, + {216, 148, 173, 240, 176, 255, 238, 253}, + {217, 148, 173, 240, 176, 255, 238, 253}, + {218, 149, 173, 241, 177, 255, 239, 253}, + {218, 149, 173, 241, 178, 255, 239, 253}, + {219, 150, 174, 241, 179, 255, 239, 253}, + {219, 151, 174, 241, 179, 255, 239, 253}, + {220, 152, 175, 242, 180, 255, 240, 253}, + {221, 152, 175, 242, 180, 255, 240, 253}, + {222, 153, 176, 242, 181, 255, 240, 253}, + {222, 153, 176, 242, 181, 255, 240, 253}, + {223, 154, 177, 243, 182, 255, 240, 253}, + {223, 154, 177, 243, 182, 255, 240, 253}, + {224, 155, 178, 244, 183, 255, 241, 253}, + {224, 155, 178, 244, 183, 255, 241, 253}, + {225, 156, 178, 244, 184, 255, 241, 253}, + {225, 157, 178, 244, 184, 255, 241, 253}, + {226, 158, 179, 244, 185, 255, 242, 253}, + {227, 158, 179, 244, 185, 255, 242, 253}, + {228, 159, 180, 245, 186, 255, 242, 253}, + {228, 159, 180, 245, 186, 255, 242, 253}, + {229, 160, 181, 245, 187, 255, 242, 253}, + {229, 160, 181, 245, 187, 255, 242, 253}, + {230, 161, 182, 246, 188, 255, 243, 253}, + {230, 162, 182, 246, 188, 255, 243, 253}, + {231, 163, 183, 246, 189, 255, 243, 253}, + {231, 163, 183, 246, 189, 255, 243, 253}, + {232, 164, 184, 247, 190, 255, 243, 253}, + {232, 164, 184, 247, 190, 255, 243, 253}, + {233, 165, 185, 247, 191, 255, 244, 253}, + {233, 165, 185, 247, 191, 255, 244, 253}, + {234, 166, 185, 247, 192, 255, 244, 253}, + {234, 167, 185, 247, 192, 255, 244, 253}, + {235, 168, 186, 248, 193, 255, 244, 253}, + {235, 168, 186, 248, 193, 255, 244, 253}, + {236, 169, 187, 248, 194, 255, 244, 253}, + {236, 169, 187, 248, 194, 255, 244, 253}, + {236, 170, 188, 248, 195, 255, 245, 253}, + {236, 170, 188, 248, 195, 255, 245, 253}, + {237, 171, 189, 249, 196, 255, 245, 254}, + {237, 172, 189, 249, 196, 255, 245, 254}, + {238, 173, 190, 249, 197, 255, 245, 254}, + {238, 173, 190, 249, 197, 255, 245, 254}, + {239, 174, 191, 249, 198, 255, 245, 254}, + {239, 174, 191, 249, 198, 255, 245, 254}, + {240, 175, 192, 249, 199, 255, 246, 254}, + {240, 176, 192, 249, 199, 255, 246, 254}, + {240, 177, 193, 250, 200, 255, 246, 254}, + {240, 177, 193, 250, 200, 255, 246, 254}, + {241, 178, 194, 250, 201, 255, 246, 254}, + {241, 178, 194, 250, 201, 255, 246, 254}, + {242, 179, 195, 250, 202, 255, 246, 254}, + {242, 180, 195, 250, 202, 255, 246, 254}, + {242, 181, 196, 250, 203, 255, 247, 254}, + {242, 181, 196, 250, 203, 255, 247, 254}, + {243, 182, 197, 251, 204, 255, 247, 254}, + {243, 183, 197, 251, 204, 255, 247, 254}, + {244, 184, 198, 251, 205, 255, 247, 254}, + {244, 184, 198, 251, 205, 255, 247, 254}, + {244, 185, 199, 251, 206, 255, 247, 254}, + {244, 185, 199, 251, 206, 255, 247, 254}, + {245, 186, 200, 251, 207, 255, 247, 254}, + {245, 187, 200, 251, 207, 255, 247, 254}, + {246, 188, 201, 252, 207, 255, 248, 254}, + {246, 188, 201, 252, 207, 255, 248, 254}, + {246, 189, 202, 252, 208, 255, 248, 254}, + {246, 190, 202, 252, 208, 255, 248, 254}, + {247, 191, 203, 252, 209, 255, 248, 254}, + {247, 191, 203, 252, 209, 255, 248, 254}, + {247, 192, 204, 252, 210, 255, 248, 254}, + {247, 193, 204, 252, 210, 255, 248, 254}, + {248, 194, 205, 252, 211, 255, 248, 254}, + {248, 194, 205, 252, 211, 255, 248, 254}, + {248, 195, 206, 252, 212, 255, 249, 254}, + {248, 196, 206, 252, 212, 255, 249, 254}, + {249, 197, 207, 253, 213, 255, 249, 254}, + {249, 197, 207, 253, 213, 255, 249, 254}, + {249, 198, 208, 253, 214, 255, 249, 254}, + {249, 199, 209, 253, 214, 255, 249, 254}, + {250, 200, 210, 253, 215, 255, 249, 254}, + {250, 200, 210, 253, 215, 255, 249, 254}, + {250, 201, 211, 253, 215, 255, 249, 254}, + {250, 202, 211, 253, 215, 255, 249, 254}, + {250, 203, 212, 253, 216, 255, 249, 254}, + {250, 203, 212, 253, 216, 255, 249, 254}, + {251, 204, 213, 253, 217, 255, 250, 254}, + {251, 205, 213, 253, 217, 255, 250, 254}, + {251, 206, 214, 254, 218, 255, 250, 254}, + {251, 206, 215, 254, 218, 255, 250, 254}, + {252, 207, 216, 254, 219, 255, 250, 254}, + {252, 208, 216, 254, 219, 255, 250, 254}, + {252, 209, 217, 254, 220, 255, 250, 254}, + {252, 210, 217, 254, 220, 255, 250, 254}, + {252, 211, 218, 254, 221, 255, 250, 254}, + {252, 212, 218, 254, 221, 255, 250, 254}, + {253, 213, 219, 254, 222, 255, 250, 254}, + {253, 213, 220, 254, 222, 255, 250, 254}, + {253, 214, 221, 254, 223, 255, 250, 254}, + {253, 215, 221, 254, 223, 255, 250, 254}, + {253, 216, 222, 254, 224, 255, 251, 254}, + {253, 217, 223, 254, 224, 255, 251, 254}, + {253, 218, 224, 254, 225, 255, 251, 254}, + {253, 219, 224, 254, 225, 255, 251, 254}, + {254, 220, 225, 254, 225, 255, 251, 254}, + {254, 221, 226, 254, 225, 255, 251, 254}, + {254, 222, 227, 255, 226, 255, 251, 254}, + {254, 223, 227, 255, 226, 255, 251, 254}, + {254, 224, 228, 255, 227, 255, 251, 254}, + {254, 225, 229, 255, 227, 255, 251, 254}, + {254, 226, 230, 255, 228, 255, 251, 254}, + {254, 227, 230, 255, 229, 255, 251, 254}, + {255, 228, 231, 255, 230, 255, 251, 254}, + {255, 229, 232, 255, 230, 255, 251, 254}, + {255, 230, 233, 255, 231, 255, 252, 254}, + {255, 231, 234, 255, 231, 255, 252, 254}, + {255, 232, 235, 255, 232, 255, 252, 254}, + {255, 233, 236, 255, 232, 255, 252, 254}, + {255, 235, 237, 255, 233, 255, 252, 254}, + {255, 236, 238, 255, 234, 255, 252, 254}, + {255, 238, 240, 255, 235, 255, 252, 255}, + {255, 239, 241, 255, 235, 255, 252, 254}, + {255, 241, 243, 255, 236, 255, 252, 254}, + {255, 243, 245, 255, 237, 255, 252, 254}, + {255, 246, 247, 255, 239, 255, 253, 255}, + {255, 246, 247, 255, 239, 255, 253, 255}, +}; + +static const vp9_coeff_probs_model default_coef_probs_4x4[PLANE_TYPES] = { + { // Y plane + { // Intra + { // Band 0 + { 195, 29, 183 }, { 84, 49, 136 }, { 8, 42, 71 } + }, { // Band 1 + { 31, 107, 169 }, { 35, 99, 159 }, { 17, 82, 140 }, + { 8, 66, 114 }, { 2, 44, 76 }, { 1, 19, 32 } + }, { // Band 2 + { 40, 132, 201 }, { 29, 114, 187 }, { 13, 91, 157 }, + { 7, 75, 127 }, { 3, 58, 95 }, { 1, 28, 47 } + }, { // Band 3 + { 69, 142, 221 }, { 42, 122, 201 }, { 15, 91, 159 }, + { 6, 67, 121 }, { 1, 42, 77 }, { 1, 17, 31 } + }, { // Band 4 + { 102, 148, 228 }, { 67, 117, 204 }, { 17, 82, 154 }, + { 6, 59, 114 }, { 2, 39, 75 }, { 1, 15, 29 } + }, { // Band 5 + { 156, 57, 233 }, { 119, 57, 212 }, { 58, 48, 163 }, + { 29, 40, 124 }, { 12, 30, 81 }, { 3, 12, 31 } + } + }, { // Inter + { // Band 0 + { 191, 107, 226 }, { 124, 117, 204 }, { 25, 99, 155 } + }, { // Band 1 + { 29, 148, 210 }, { 37, 126, 194 }, { 8, 93, 157 }, + { 2, 68, 118 }, { 1, 39, 69 }, { 1, 17, 33 } + }, { // Band 2 + { 41, 151, 213 }, { 27, 123, 193 }, { 3, 82, 144 }, + { 1, 58, 105 }, { 1, 32, 60 }, { 1, 13, 26 } + }, { // Band 3 + { 59, 159, 220 }, { 23, 126, 198 }, { 4, 88, 151 }, + { 1, 66, 114 }, { 1, 38, 71 }, { 1, 18, 34 } + }, { // Band 4 + { 114, 136, 232 }, { 51, 114, 207 }, { 11, 83, 155 }, + { 3, 56, 105 }, { 1, 33, 65 }, { 1, 17, 34 } + }, { // Band 5 + { 149, 65, 234 }, { 121, 57, 215 }, { 61, 49, 166 }, + { 28, 36, 114 }, { 12, 25, 76 }, { 3, 16, 42 } + } + } + }, { // UV plane + { // Intra + { // Band 0 + { 214, 49, 220 }, { 132, 63, 188 }, { 42, 65, 137 } + }, { // Band 1 + { 85, 137, 221 }, { 104, 131, 216 }, { 49, 111, 192 }, + { 21, 87, 155 }, { 2, 49, 87 }, { 1, 16, 28 } + }, { // Band 2 + { 89, 163, 230 }, { 90, 137, 220 }, { 29, 100, 183 }, + { 10, 70, 135 }, { 2, 42, 81 }, { 1, 17, 33 } + }, { // Band 3 + { 108, 167, 237 }, { 55, 133, 222 }, { 15, 97, 179 }, + { 4, 72, 135 }, { 1, 45, 85 }, { 1, 19, 38 } + }, { // Band 4 + { 124, 146, 240 }, { 66, 124, 224 }, { 17, 88, 175 }, + { 4, 58, 122 }, { 1, 36, 75 }, { 1, 18, 37 } + }, { // Band 5 + { 141, 79, 241 }, { 126, 70, 227 }, { 66, 58, 182 }, + { 30, 44, 136 }, { 12, 34, 96 }, { 2, 20, 47 } + } + }, { // Inter + { // Band 0 + { 229, 99, 249 }, { 143, 111, 235 }, { 46, 109, 192 } + }, { // Band 1 + { 82, 158, 236 }, { 94, 146, 224 }, { 25, 117, 191 }, + { 9, 87, 149 }, { 3, 56, 99 }, { 1, 33, 57 } + }, { // Band 2 + { 83, 167, 237 }, { 68, 145, 222 }, { 10, 103, 177 }, + { 2, 72, 131 }, { 1, 41, 79 }, { 1, 20, 39 } + }, { // Band 3 + { 99, 167, 239 }, { 47, 141, 224 }, { 10, 104, 178 }, + { 2, 73, 133 }, { 1, 44, 85 }, { 1, 22, 47 } + }, { // Band 4 + { 127, 145, 243 }, { 71, 129, 228 }, { 17, 93, 177 }, + { 3, 61, 124 }, { 1, 41, 84 }, { 1, 21, 52 } + }, { // Band 5 + { 157, 78, 244 }, { 140, 72, 231 }, { 69, 58, 184 }, + { 31, 44, 137 }, { 14, 38, 105 }, { 8, 23, 61 } + } + } + } +}; + +static const vp9_coeff_probs_model default_coef_probs_8x8[PLANE_TYPES] = { + { // Y plane + { // Intra + { // Band 0 + { 125, 34, 187 }, { 52, 41, 133 }, { 6, 31, 56 } + }, { // Band 1 + { 37, 109, 153 }, { 51, 102, 147 }, { 23, 87, 128 }, + { 8, 67, 101 }, { 1, 41, 63 }, { 1, 19, 29 } + }, { // Band 2 + { 31, 154, 185 }, { 17, 127, 175 }, { 6, 96, 145 }, + { 2, 73, 114 }, { 1, 51, 82 }, { 1, 28, 45 } + }, { // Band 3 + { 23, 163, 200 }, { 10, 131, 185 }, { 2, 93, 148 }, + { 1, 67, 111 }, { 1, 41, 69 }, { 1, 14, 24 } + }, { // Band 4 + { 29, 176, 217 }, { 12, 145, 201 }, { 3, 101, 156 }, + { 1, 69, 111 }, { 1, 39, 63 }, { 1, 14, 23 } + }, { // Band 5 + { 57, 192, 233 }, { 25, 154, 215 }, { 6, 109, 167 }, + { 3, 78, 118 }, { 1, 48, 69 }, { 1, 21, 29 } + } + }, { // Inter + { // Band 0 + { 202, 105, 245 }, { 108, 106, 216 }, { 18, 90, 144 } + }, { // Band 1 + { 33, 172, 219 }, { 64, 149, 206 }, { 14, 117, 177 }, + { 5, 90, 141 }, { 2, 61, 95 }, { 1, 37, 57 } + }, { // Band 2 + { 33, 179, 220 }, { 11, 140, 198 }, { 1, 89, 148 }, + { 1, 60, 104 }, { 1, 33, 57 }, { 1, 12, 21 } + }, { // Band 3 + { 30, 181, 221 }, { 8, 141, 198 }, { 1, 87, 145 }, + { 1, 58, 100 }, { 1, 31, 55 }, { 1, 12, 20 } + }, { // Band 4 + { 32, 186, 224 }, { 7, 142, 198 }, { 1, 86, 143 }, + { 1, 58, 100 }, { 1, 31, 55 }, { 1, 12, 22 } + }, { // Band 5 + { 57, 192, 227 }, { 20, 143, 204 }, { 3, 96, 154 }, + { 1, 68, 112 }, { 1, 42, 69 }, { 1, 19, 32 } + } + } + }, { // UV plane + { // Intra + { // Band 0 + { 212, 35, 215 }, { 113, 47, 169 }, { 29, 48, 105 } + }, { // Band 1 + { 74, 129, 203 }, { 106, 120, 203 }, { 49, 107, 178 }, + { 19, 84, 144 }, { 4, 50, 84 }, { 1, 15, 25 } + }, { // Band 2 + { 71, 172, 217 }, { 44, 141, 209 }, { 15, 102, 173 }, + { 6, 76, 133 }, { 2, 51, 89 }, { 1, 24, 42 } + }, { // Band 3 + { 64, 185, 231 }, { 31, 148, 216 }, { 8, 103, 175 }, + { 3, 74, 131 }, { 1, 46, 81 }, { 1, 18, 30 } + }, { // Band 4 + { 65, 196, 235 }, { 25, 157, 221 }, { 5, 105, 174 }, + { 1, 67, 120 }, { 1, 38, 69 }, { 1, 15, 30 } + }, { // Band 5 + { 65, 204, 238 }, { 30, 156, 224 }, { 7, 107, 177 }, + { 2, 70, 124 }, { 1, 42, 73 }, { 1, 18, 34 } + } + }, { // Inter + { // Band 0 + { 225, 86, 251 }, { 144, 104, 235 }, { 42, 99, 181 } + }, { // Band 1 + { 85, 175, 239 }, { 112, 165, 229 }, { 29, 136, 200 }, + { 12, 103, 162 }, { 6, 77, 123 }, { 2, 53, 84 } + }, { // Band 2 + { 75, 183, 239 }, { 30, 155, 221 }, { 3, 106, 171 }, + { 1, 74, 128 }, { 1, 44, 76 }, { 1, 17, 28 } + }, { // Band 3 + { 73, 185, 240 }, { 27, 159, 222 }, { 2, 107, 172 }, + { 1, 75, 127 }, { 1, 42, 73 }, { 1, 17, 29 } + }, { // Band 4 + { 62, 190, 238 }, { 21, 159, 222 }, { 2, 107, 172 }, + { 1, 72, 122 }, { 1, 40, 71 }, { 1, 18, 32 } + }, { // Band 5 + { 61, 199, 240 }, { 27, 161, 226 }, { 4, 113, 180 }, + { 1, 76, 129 }, { 1, 46, 80 }, { 1, 23, 41 } + } + } + } +}; + +static const vp9_coeff_probs_model default_coef_probs_16x16[PLANE_TYPES] = { + { // Y plane + { // Intra + { // Band 0 + { 7, 27, 153 }, { 5, 30, 95 }, { 1, 16, 30 } + }, { // Band 1 + { 50, 75, 127 }, { 57, 75, 124 }, { 27, 67, 108 }, + { 10, 54, 86 }, { 1, 33, 52 }, { 1, 12, 18 } + }, { // Band 2 + { 43, 125, 151 }, { 26, 108, 148 }, { 7, 83, 122 }, + { 2, 59, 89 }, { 1, 38, 60 }, { 1, 17, 27 } + }, { // Band 3 + { 23, 144, 163 }, { 13, 112, 154 }, { 2, 75, 117 }, + { 1, 50, 81 }, { 1, 31, 51 }, { 1, 14, 23 } + }, { // Band 4 + { 18, 162, 185 }, { 6, 123, 171 }, { 1, 78, 125 }, + { 1, 51, 86 }, { 1, 31, 54 }, { 1, 14, 23 } + }, { // Band 5 + { 15, 199, 227 }, { 3, 150, 204 }, { 1, 91, 146 }, + { 1, 55, 95 }, { 1, 30, 53 }, { 1, 11, 20 } + } + }, { // Inter + { // Band 0 + { 19, 55, 240 }, { 19, 59, 196 }, { 3, 52, 105 } + }, { // Band 1 + { 41, 166, 207 }, { 104, 153, 199 }, { 31, 123, 181 }, + { 14, 101, 152 }, { 5, 72, 106 }, { 1, 36, 52 } + }, { // Band 2 + { 35, 176, 211 }, { 12, 131, 190 }, { 2, 88, 144 }, + { 1, 60, 101 }, { 1, 36, 60 }, { 1, 16, 28 } + }, { // Band 3 + { 28, 183, 213 }, { 8, 134, 191 }, { 1, 86, 142 }, + { 1, 56, 96 }, { 1, 30, 53 }, { 1, 12, 20 } + }, { // Band 4 + { 20, 190, 215 }, { 4, 135, 192 }, { 1, 84, 139 }, + { 1, 53, 91 }, { 1, 28, 49 }, { 1, 11, 20 } + }, { // Band 5 + { 13, 196, 216 }, { 2, 137, 192 }, { 1, 86, 143 }, + { 1, 57, 99 }, { 1, 32, 56 }, { 1, 13, 24 } + } + } + }, { // UV plane + { // Intra + { // Band 0 + { 211, 29, 217 }, { 96, 47, 156 }, { 22, 43, 87 } + }, { // Band 1 + { 78, 120, 193 }, { 111, 116, 186 }, { 46, 102, 164 }, + { 15, 80, 128 }, { 2, 49, 76 }, { 1, 18, 28 } + }, { // Band 2 + { 71, 161, 203 }, { 42, 132, 192 }, { 10, 98, 150 }, + { 3, 69, 109 }, { 1, 44, 70 }, { 1, 18, 29 } + }, { // Band 3 + { 57, 186, 211 }, { 30, 140, 196 }, { 4, 93, 146 }, + { 1, 62, 102 }, { 1, 38, 65 }, { 1, 16, 27 } + }, { // Band 4 + { 47, 199, 217 }, { 14, 145, 196 }, { 1, 88, 142 }, + { 1, 57, 98 }, { 1, 36, 62 }, { 1, 15, 26 } + }, { // Band 5 + { 26, 219, 229 }, { 5, 155, 207 }, { 1, 94, 151 }, + { 1, 60, 104 }, { 1, 36, 62 }, { 1, 16, 28 } + } + }, { // Inter + { // Band 0 + { 233, 29, 248 }, { 146, 47, 220 }, { 43, 52, 140 } + }, { // Band 1 + { 100, 163, 232 }, { 179, 161, 222 }, { 63, 142, 204 }, + { 37, 113, 174 }, { 26, 89, 137 }, { 18, 68, 97 } + }, { // Band 2 + { 85, 181, 230 }, { 32, 146, 209 }, { 7, 100, 164 }, + { 3, 71, 121 }, { 1, 45, 77 }, { 1, 18, 30 } + }, { // Band 3 + { 65, 187, 230 }, { 20, 148, 207 }, { 2, 97, 159 }, + { 1, 68, 116 }, { 1, 40, 70 }, { 1, 14, 29 } + }, { // Band 4 + { 40, 194, 227 }, { 8, 147, 204 }, { 1, 94, 155 }, + { 1, 65, 112 }, { 1, 39, 66 }, { 1, 14, 26 } + }, { // Band 5 + { 16, 208, 228 }, { 3, 151, 207 }, { 1, 98, 160 }, + { 1, 67, 117 }, { 1, 41, 74 }, { 1, 17, 31 } + } + } + } +}; + +static const vp9_coeff_probs_model default_coef_probs_32x32[PLANE_TYPES] = { + { // Y plane + { // Intra + { // Band 0 + { 17, 38, 140 }, { 7, 34, 80 }, { 1, 17, 29 } + }, { // Band 1 + { 37, 75, 128 }, { 41, 76, 128 }, { 26, 66, 116 }, + { 12, 52, 94 }, { 2, 32, 55 }, { 1, 10, 16 } + }, { // Band 2 + { 50, 127, 154 }, { 37, 109, 152 }, { 16, 82, 121 }, + { 5, 59, 85 }, { 1, 35, 54 }, { 1, 13, 20 } + }, { // Band 3 + { 40, 142, 167 }, { 17, 110, 157 }, { 2, 71, 112 }, + { 1, 44, 72 }, { 1, 27, 45 }, { 1, 11, 17 } + }, { // Band 4 + { 30, 175, 188 }, { 9, 124, 169 }, { 1, 74, 116 }, + { 1, 48, 78 }, { 1, 30, 49 }, { 1, 11, 18 } + }, { // Band 5 + { 10, 222, 223 }, { 2, 150, 194 }, { 1, 83, 128 }, + { 1, 48, 79 }, { 1, 27, 45 }, { 1, 11, 17 } + } + }, { // Inter + { // Band 0 + { 36, 41, 235 }, { 29, 36, 193 }, { 10, 27, 111 } + }, { // Band 1 + { 85, 165, 222 }, { 177, 162, 215 }, { 110, 135, 195 }, + { 57, 113, 168 }, { 23, 83, 120 }, { 10, 49, 61 } + }, { // Band 2 + { 85, 190, 223 }, { 36, 139, 200 }, { 5, 90, 146 }, + { 1, 60, 103 }, { 1, 38, 65 }, { 1, 18, 30 } + }, { // Band 3 + { 72, 202, 223 }, { 23, 141, 199 }, { 2, 86, 140 }, + { 1, 56, 97 }, { 1, 36, 61 }, { 1, 16, 27 } + }, { // Band 4 + { 55, 218, 225 }, { 13, 145, 200 }, { 1, 86, 141 }, + { 1, 57, 99 }, { 1, 35, 61 }, { 1, 13, 22 } + }, { // Band 5 + { 15, 235, 212 }, { 1, 132, 184 }, { 1, 84, 139 }, + { 1, 57, 97 }, { 1, 34, 56 }, { 1, 14, 23 } + } + } + }, { // UV plane + { // Intra + { // Band 0 + { 181, 21, 201 }, { 61, 37, 123 }, { 10, 38, 71 } + }, { // Band 1 + { 47, 106, 172 }, { 95, 104, 173 }, { 42, 93, 159 }, + { 18, 77, 131 }, { 4, 50, 81 }, { 1, 17, 23 } + }, { // Band 2 + { 62, 147, 199 }, { 44, 130, 189 }, { 28, 102, 154 }, + { 18, 75, 115 }, { 2, 44, 65 }, { 1, 12, 19 } + }, { // Band 3 + { 55, 153, 210 }, { 24, 130, 194 }, { 3, 93, 146 }, + { 1, 61, 97 }, { 1, 31, 50 }, { 1, 10, 16 } + }, { // Band 4 + { 49, 186, 223 }, { 17, 148, 204 }, { 1, 96, 142 }, + { 1, 53, 83 }, { 1, 26, 44 }, { 1, 11, 17 } + }, { // Band 5 + { 13, 217, 212 }, { 2, 136, 180 }, { 1, 78, 124 }, + { 1, 50, 83 }, { 1, 29, 49 }, { 1, 14, 23 } + } + }, { // Inter + { // Band 0 + { 197, 13, 247 }, { 82, 17, 222 }, { 25, 17, 162 } + }, { // Band 1 + { 126, 186, 247 }, { 234, 191, 243 }, { 176, 177, 234 }, + { 104, 158, 220 }, { 66, 128, 186 }, { 55, 90, 137 } + }, { // Band 2 + { 111, 197, 242 }, { 46, 158, 219 }, { 9, 104, 171 }, + { 2, 65, 125 }, { 1, 44, 80 }, { 1, 17, 91 } + }, { // Band 3 + { 104, 208, 245 }, { 39, 168, 224 }, { 3, 109, 162 }, + { 1, 79, 124 }, { 1, 50, 102 }, { 1, 43, 102 } + }, { // Band 4 + { 84, 220, 246 }, { 31, 177, 231 }, { 2, 115, 180 }, + { 1, 79, 134 }, { 1, 55, 77 }, { 1, 60, 79 } + }, { // Band 5 + { 43, 243, 240 }, { 8, 180, 217 }, { 1, 115, 166 }, + { 1, 84, 121 }, { 1, 51, 67 }, { 1, 16, 6 } + } + } + } +}; + +static void extend_to_full_distribution(vp9_prob *probs, vp9_prob p) { + memcpy(probs, vp9_pareto8_full[p = 0 ? 0 : p - 1], + MODEL_NODES * sizeof(vp9_prob)); +} + +void vp9_model_to_full_probs(const vp9_prob *model, vp9_prob *full) { + if (full != model) + memcpy(full, model, sizeof(vp9_prob) * UNCONSTRAINED_NODES); + extend_to_full_distribution(&full[UNCONSTRAINED_NODES], model[PIVOT_NODE]); +} + +void vp9_default_coef_probs(VP9_COMMON *cm) { + vp9_copy(cm->fc->coef_probs[TX_4X4], default_coef_probs_4x4); + vp9_copy(cm->fc->coef_probs[TX_8X8], default_coef_probs_8x8); + vp9_copy(cm->fc->coef_probs[TX_16X16], default_coef_probs_16x16); + vp9_copy(cm->fc->coef_probs[TX_32X32], default_coef_probs_32x32); +} + +#define COEF_COUNT_SAT 24 +#define COEF_MAX_UPDATE_FACTOR 112 +#define COEF_COUNT_SAT_KEY 24 +#define COEF_MAX_UPDATE_FACTOR_KEY 112 +#define COEF_COUNT_SAT_AFTER_KEY 24 +#define COEF_MAX_UPDATE_FACTOR_AFTER_KEY 128 + +static void adapt_coef_probs(VP9_COMMON *cm, TX_SIZE tx_size, + unsigned int count_sat, + unsigned int update_factor) { + const FRAME_CONTEXT *pre_fc = &cm->frame_contexts[cm->frame_context_idx]; + vp9_coeff_probs_model *const probs = cm->fc->coef_probs[tx_size]; + const vp9_coeff_probs_model *const pre_probs = pre_fc->coef_probs[tx_size]; + vp9_coeff_count_model *counts = cm->counts.coef[tx_size]; + unsigned int (*eob_counts)[REF_TYPES][COEF_BANDS][COEFF_CONTEXTS] = + cm->counts.eob_branch[tx_size]; + int i, j, k, l, m; + + for (i = 0; i < PLANE_TYPES; ++i) + for (j = 0; j < REF_TYPES; ++j) + for (k = 0; k < COEF_BANDS; ++k) + for (l = 0; l < BAND_COEFF_CONTEXTS(k); ++l) { + const int n0 = counts[i][j][k][l][ZERO_TOKEN]; + const int n1 = counts[i][j][k][l][ONE_TOKEN]; + const int n2 = counts[i][j][k][l][TWO_TOKEN]; + const int neob = counts[i][j][k][l][EOB_MODEL_TOKEN]; + const unsigned int branch_ct[UNCONSTRAINED_NODES][2] = { + { neob, eob_counts[i][j][k][l] - neob }, + { n0, n1 + n2 }, + { n1, n2 } + }; + for (m = 0; m < UNCONSTRAINED_NODES; ++m) + probs[i][j][k][l][m] = merge_probs(pre_probs[i][j][k][l][m], + branch_ct[m], + count_sat, update_factor); + } +} + +void vp9_adapt_coef_probs(VP9_COMMON *cm) { + TX_SIZE t; + unsigned int count_sat, update_factor; + + if (frame_is_intra_only(cm)) { + update_factor = COEF_MAX_UPDATE_FACTOR_KEY; + count_sat = COEF_COUNT_SAT_KEY; + } else if (cm->last_frame_type == KEY_FRAME) { + update_factor = COEF_MAX_UPDATE_FACTOR_AFTER_KEY; /* adapt quickly */ + count_sat = COEF_COUNT_SAT_AFTER_KEY; + } else { + update_factor = COEF_MAX_UPDATE_FACTOR; + count_sat = COEF_COUNT_SAT; + } + for (t = TX_4X4; t <= TX_32X32; t++) + adapt_coef_probs(cm, t, count_sat, update_factor); +} diff --git a/media/libvpx/vp9/common/vp9_entropy.h b/media/libvpx/vp9/common/vp9_entropy.h new file mode 100644 index 000000000..4e02630e6 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_entropy.h @@ -0,0 +1,216 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_ENTROPY_H_ +#define VP9_COMMON_VP9_ENTROPY_H_ + +#include "vpx/vpx_integer.h" + +#include "vp9/common/vp9_common.h" +#include "vp9/common/vp9_enums.h" +#include "vp9/common/vp9_prob.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#define DIFF_UPDATE_PROB 252 + +// Coefficient token alphabet +#define ZERO_TOKEN 0 // 0 Extra Bits 0+0 +#define ONE_TOKEN 1 // 1 Extra Bits 0+1 +#define TWO_TOKEN 2 // 2 Extra Bits 0+1 +#define THREE_TOKEN 3 // 3 Extra Bits 0+1 +#define FOUR_TOKEN 4 // 4 Extra Bits 0+1 +#define CATEGORY1_TOKEN 5 // 5-6 Extra Bits 1+1 +#define CATEGORY2_TOKEN 6 // 7-10 Extra Bits 2+1 +#define CATEGORY3_TOKEN 7 // 11-18 Extra Bits 3+1 +#define CATEGORY4_TOKEN 8 // 19-34 Extra Bits 4+1 +#define CATEGORY5_TOKEN 9 // 35-66 Extra Bits 5+1 +#define CATEGORY6_TOKEN 10 // 67+ Extra Bits 14+1 +#define EOB_TOKEN 11 // EOB Extra Bits 0+0 + +#define ENTROPY_TOKENS 12 + +#define ENTROPY_NODES 11 + +DECLARE_ALIGNED(16, extern const uint8_t, vp9_pt_energy_class[ENTROPY_TOKENS]); + +#define CAT1_MIN_VAL 5 +#define CAT2_MIN_VAL 7 +#define CAT3_MIN_VAL 11 +#define CAT4_MIN_VAL 19 +#define CAT5_MIN_VAL 35 +#define CAT6_MIN_VAL 67 + +// Extra bit probabilities. +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat1_prob[1]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat2_prob[2]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat3_prob[3]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat4_prob[4]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat5_prob[5]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat6_prob[14]); + +#if CONFIG_VP9_HIGHBITDEPTH +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat1_prob_high10[1]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat2_prob_high10[2]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat3_prob_high10[3]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat4_prob_high10[4]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat5_prob_high10[5]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat6_prob_high10[16]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat1_prob_high12[1]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat2_prob_high12[2]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat3_prob_high12[3]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat4_prob_high12[4]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat5_prob_high12[5]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_cat6_prob_high12[18]); +#endif // CONFIG_VP9_HIGHBITDEPTH + +#define EOB_MODEL_TOKEN 3 +extern const vp9_tree_index vp9_coefmodel_tree[]; + +typedef struct { + const vp9_tree_index *tree; + const vp9_prob *prob; + int len; + int base_val; + const int16_t *cost; +} vp9_extra_bit; + +// indexed by token value +extern const vp9_extra_bit vp9_extra_bits[ENTROPY_TOKENS]; +#if CONFIG_VP9_HIGHBITDEPTH +extern const vp9_extra_bit vp9_extra_bits_high10[ENTROPY_TOKENS]; +extern const vp9_extra_bit vp9_extra_bits_high12[ENTROPY_TOKENS]; +#endif // CONFIG_VP9_HIGHBITDEPTH + +#define DCT_MAX_VALUE 16384 +#if CONFIG_VP9_HIGHBITDEPTH +#define DCT_MAX_VALUE_HIGH10 65536 +#define DCT_MAX_VALUE_HIGH12 262144 +#endif // CONFIG_VP9_HIGHBITDEPTH + +/* Coefficients are predicted via a 3-dimensional probability table. */ + +#define REF_TYPES 2 // intra=0, inter=1 + +/* Middle dimension reflects the coefficient position within the transform. */ +#define COEF_BANDS 6 + +/* Inside dimension is measure of nearby complexity, that reflects the energy + of nearby coefficients are nonzero. For the first coefficient (DC, unless + block type is 0), we look at the (already encoded) blocks above and to the + left of the current block. The context index is then the number (0,1,or 2) + of these blocks having nonzero coefficients. + After decoding a coefficient, the measure is determined by the size of the + most recently decoded coefficient. + Note that the intuitive meaning of this measure changes as coefficients + are decoded, e.g., prior to the first token, a zero means that my neighbors + are empty while, after the first token, because of the use of end-of-block, + a zero means we just decoded a zero and hence guarantees that a non-zero + coefficient will appear later in this block. However, this shift + in meaning is perfectly OK because our context depends also on the + coefficient band (and since zigzag positions 0, 1, and 2 are in + distinct bands). */ + +#define COEFF_CONTEXTS 6 +#define BAND_COEFF_CONTEXTS(band) ((band) == 0 ? 3 : COEFF_CONTEXTS) + +// #define ENTROPY_STATS + +typedef unsigned int vp9_coeff_count[REF_TYPES][COEF_BANDS][COEFF_CONTEXTS] + [ENTROPY_TOKENS]; +typedef unsigned int vp9_coeff_stats[REF_TYPES][COEF_BANDS][COEFF_CONTEXTS] + [ENTROPY_NODES][2]; + +#define SUBEXP_PARAM 4 /* Subexponential code parameter */ +#define MODULUS_PARAM 13 /* Modulus parameter */ + +struct VP9Common; +void vp9_default_coef_probs(struct VP9Common *cm); +void vp9_adapt_coef_probs(struct VP9Common *cm); + +// This is the index in the scan order beyond which all coefficients for +// 8x8 transform and above are in the top band. +// This macro is currently unused but may be used by certain implementations +#define MAXBAND_INDEX 21 + +DECLARE_ALIGNED(16, extern const uint8_t, vp9_coefband_trans_8x8plus[1024]); +DECLARE_ALIGNED(16, extern const uint8_t, vp9_coefband_trans_4x4[16]); + +static INLINE const uint8_t *get_band_translate(TX_SIZE tx_size) { + return tx_size == TX_4X4 ? vp9_coefband_trans_4x4 + : vp9_coefband_trans_8x8plus; +} + +// 128 lists of probabilities are stored for the following ONE node probs: +// 1, 3, 5, 7, ..., 253, 255 +// In between probabilities are interpolated linearly + +#define COEFF_PROB_MODELS 256 + +#define UNCONSTRAINED_NODES 3 + +#define PIVOT_NODE 2 // which node is pivot + +#define MODEL_NODES (ENTROPY_NODES - UNCONSTRAINED_NODES) +extern const vp9_tree_index vp9_coef_con_tree[TREE_SIZE(ENTROPY_TOKENS)]; +extern const vp9_prob vp9_pareto8_full[COEFF_PROB_MODELS][MODEL_NODES]; + +typedef vp9_prob vp9_coeff_probs_model[REF_TYPES][COEF_BANDS] + [COEFF_CONTEXTS][UNCONSTRAINED_NODES]; + +typedef unsigned int vp9_coeff_count_model[REF_TYPES][COEF_BANDS] + [COEFF_CONTEXTS] + [UNCONSTRAINED_NODES + 1]; + +void vp9_model_to_full_probs(const vp9_prob *model, vp9_prob *full); + +typedef char ENTROPY_CONTEXT; + +static INLINE int combine_entropy_contexts(ENTROPY_CONTEXT a, + ENTROPY_CONTEXT b) { + return (a != 0) + (b != 0); +} + +static INLINE int get_entropy_context(TX_SIZE tx_size, const ENTROPY_CONTEXT *a, + const ENTROPY_CONTEXT *l) { + ENTROPY_CONTEXT above_ec = 0, left_ec = 0; + + switch (tx_size) { + case TX_4X4: + above_ec = a[0] != 0; + left_ec = l[0] != 0; + break; + case TX_8X8: + above_ec = !!*(const uint16_t *)a; + left_ec = !!*(const uint16_t *)l; + break; + case TX_16X16: + above_ec = !!*(const uint32_t *)a; + left_ec = !!*(const uint32_t *)l; + break; + case TX_32X32: + above_ec = !!*(const uint64_t *)a; + left_ec = !!*(const uint64_t *)l; + break; + default: + assert(0 && "Invalid transform size."); + break; + } + + return combine_entropy_contexts(above_ec, left_ec); +} + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_ENTROPY_H_ diff --git a/media/libvpx/vp9/common/vp9_entropymode.c b/media/libvpx/vp9/common/vp9_entropymode.c new file mode 100644 index 000000000..424451fee --- /dev/null +++ b/media/libvpx/vp9/common/vp9_entropymode.c @@ -0,0 +1,469 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "vpx_mem/vpx_mem.h" + +#include "vp9/common/vp9_onyxc_int.h" +#include "vp9/common/vp9_seg_common.h" + +const vp9_prob vp9_kf_y_mode_prob[INTRA_MODES][INTRA_MODES][INTRA_MODES - 1] = { + { // above = dc + { 137, 30, 42, 148, 151, 207, 70, 52, 91 }, // left = dc + { 92, 45, 102, 136, 116, 180, 74, 90, 100 }, // left = v + { 73, 32, 19, 187, 222, 215, 46, 34, 100 }, // left = h + { 91, 30, 32, 116, 121, 186, 93, 86, 94 }, // left = d45 + { 72, 35, 36, 149, 68, 206, 68, 63, 105 }, // left = d135 + { 73, 31, 28, 138, 57, 124, 55, 122, 151 }, // left = d117 + { 67, 23, 21, 140, 126, 197, 40, 37, 171 }, // left = d153 + { 86, 27, 28, 128, 154, 212, 45, 43, 53 }, // left = d207 + { 74, 32, 27, 107, 86, 160, 63, 134, 102 }, // left = d63 + { 59, 67, 44, 140, 161, 202, 78, 67, 119 } // left = tm + }, { // above = v + { 63, 36, 126, 146, 123, 158, 60, 90, 96 }, // left = dc + { 43, 46, 168, 134, 107, 128, 69, 142, 92 }, // left = v + { 44, 29, 68, 159, 201, 177, 50, 57, 77 }, // left = h + { 58, 38, 76, 114, 97, 172, 78, 133, 92 }, // left = d45 + { 46, 41, 76, 140, 63, 184, 69, 112, 57 }, // left = d135 + { 38, 32, 85, 140, 46, 112, 54, 151, 133 }, // left = d117 + { 39, 27, 61, 131, 110, 175, 44, 75, 136 }, // left = d153 + { 52, 30, 74, 113, 130, 175, 51, 64, 58 }, // left = d207 + { 47, 35, 80, 100, 74, 143, 64, 163, 74 }, // left = d63 + { 36, 61, 116, 114, 128, 162, 80, 125, 82 } // left = tm + }, { // above = h + { 82, 26, 26, 171, 208, 204, 44, 32, 105 }, // left = dc + { 55, 44, 68, 166, 179, 192, 57, 57, 108 }, // left = v + { 42, 26, 11, 199, 241, 228, 23, 15, 85 }, // left = h + { 68, 42, 19, 131, 160, 199, 55, 52, 83 }, // left = d45 + { 58, 50, 25, 139, 115, 232, 39, 52, 118 }, // left = d135 + { 50, 35, 33, 153, 104, 162, 64, 59, 131 }, // left = d117 + { 44, 24, 16, 150, 177, 202, 33, 19, 156 }, // left = d153 + { 55, 27, 12, 153, 203, 218, 26, 27, 49 }, // left = d207 + { 53, 49, 21, 110, 116, 168, 59, 80, 76 }, // left = d63 + { 38, 72, 19, 168, 203, 212, 50, 50, 107 } // left = tm + }, { // above = d45 + { 103, 26, 36, 129, 132, 201, 83, 80, 93 }, // left = dc + { 59, 38, 83, 112, 103, 162, 98, 136, 90 }, // left = v + { 62, 30, 23, 158, 200, 207, 59, 57, 50 }, // left = h + { 67, 30, 29, 84, 86, 191, 102, 91, 59 }, // left = d45 + { 60, 32, 33, 112, 71, 220, 64, 89, 104 }, // left = d135 + { 53, 26, 34, 130, 56, 149, 84, 120, 103 }, // left = d117 + { 53, 21, 23, 133, 109, 210, 56, 77, 172 }, // left = d153 + { 77, 19, 29, 112, 142, 228, 55, 66, 36 }, // left = d207 + { 61, 29, 29, 93, 97, 165, 83, 175, 162 }, // left = d63 + { 47, 47, 43, 114, 137, 181, 100, 99, 95 } // left = tm + }, { // above = d135 + { 69, 23, 29, 128, 83, 199, 46, 44, 101 }, // left = dc + { 53, 40, 55, 139, 69, 183, 61, 80, 110 }, // left = v + { 40, 29, 19, 161, 180, 207, 43, 24, 91 }, // left = h + { 60, 34, 19, 105, 61, 198, 53, 64, 89 }, // left = d45 + { 52, 31, 22, 158, 40, 209, 58, 62, 89 }, // left = d135 + { 44, 31, 29, 147, 46, 158, 56, 102, 198 }, // left = d117 + { 35, 19, 12, 135, 87, 209, 41, 45, 167 }, // left = d153 + { 55, 25, 21, 118, 95, 215, 38, 39, 66 }, // left = d207 + { 51, 38, 25, 113, 58, 164, 70, 93, 97 }, // left = d63 + { 47, 54, 34, 146, 108, 203, 72, 103, 151 } // left = tm + }, { // above = d117 + { 64, 19, 37, 156, 66, 138, 49, 95, 133 }, // left = dc + { 46, 27, 80, 150, 55, 124, 55, 121, 135 }, // left = v + { 36, 23, 27, 165, 149, 166, 54, 64, 118 }, // left = h + { 53, 21, 36, 131, 63, 163, 60, 109, 81 }, // left = d45 + { 40, 26, 35, 154, 40, 185, 51, 97, 123 }, // left = d135 + { 35, 19, 34, 179, 19, 97, 48, 129, 124 }, // left = d117 + { 36, 20, 26, 136, 62, 164, 33, 77, 154 }, // left = d153 + { 45, 18, 32, 130, 90, 157, 40, 79, 91 }, // left = d207 + { 45, 26, 28, 129, 45, 129, 49, 147, 123 }, // left = d63 + { 38, 44, 51, 136, 74, 162, 57, 97, 121 } // left = tm + }, { // above = d153 + { 75, 17, 22, 136, 138, 185, 32, 34, 166 }, // left = dc + { 56, 39, 58, 133, 117, 173, 48, 53, 187 }, // left = v + { 35, 21, 12, 161, 212, 207, 20, 23, 145 }, // left = h + { 56, 29, 19, 117, 109, 181, 55, 68, 112 }, // left = d45 + { 47, 29, 17, 153, 64, 220, 59, 51, 114 }, // left = d135 + { 46, 16, 24, 136, 76, 147, 41, 64, 172 }, // left = d117 + { 34, 17, 11, 108, 152, 187, 13, 15, 209 }, // left = d153 + { 51, 24, 14, 115, 133, 209, 32, 26, 104 }, // left = d207 + { 55, 30, 18, 122, 79, 179, 44, 88, 116 }, // left = d63 + { 37, 49, 25, 129, 168, 164, 41, 54, 148 } // left = tm + }, { // above = d207 + { 82, 22, 32, 127, 143, 213, 39, 41, 70 }, // left = dc + { 62, 44, 61, 123, 105, 189, 48, 57, 64 }, // left = v + { 47, 25, 17, 175, 222, 220, 24, 30, 86 }, // left = h + { 68, 36, 17, 106, 102, 206, 59, 74, 74 }, // left = d45 + { 57, 39, 23, 151, 68, 216, 55, 63, 58 }, // left = d135 + { 49, 30, 35, 141, 70, 168, 82, 40, 115 }, // left = d117 + { 51, 25, 15, 136, 129, 202, 38, 35, 139 }, // left = d153 + { 68, 26, 16, 111, 141, 215, 29, 28, 28 }, // left = d207 + { 59, 39, 19, 114, 75, 180, 77, 104, 42 }, // left = d63 + { 40, 61, 26, 126, 152, 206, 61, 59, 93 } // left = tm + }, { // above = d63 + { 78, 23, 39, 111, 117, 170, 74, 124, 94 }, // left = dc + { 48, 34, 86, 101, 92, 146, 78, 179, 134 }, // left = v + { 47, 22, 24, 138, 187, 178, 68, 69, 59 }, // left = h + { 56, 25, 33, 105, 112, 187, 95, 177, 129 }, // left = d45 + { 48, 31, 27, 114, 63, 183, 82, 116, 56 }, // left = d135 + { 43, 28, 37, 121, 63, 123, 61, 192, 169 }, // left = d117 + { 42, 17, 24, 109, 97, 177, 56, 76, 122 }, // left = d153 + { 58, 18, 28, 105, 139, 182, 70, 92, 63 }, // left = d207 + { 46, 23, 32, 74, 86, 150, 67, 183, 88 }, // left = d63 + { 36, 38, 48, 92, 122, 165, 88, 137, 91 } // left = tm + }, { // above = tm + { 65, 70, 60, 155, 159, 199, 61, 60, 81 }, // left = dc + { 44, 78, 115, 132, 119, 173, 71, 112, 93 }, // left = v + { 39, 38, 21, 184, 227, 206, 42, 32, 64 }, // left = h + { 58, 47, 36, 124, 137, 193, 80, 82, 78 }, // left = d45 + { 49, 50, 35, 144, 95, 205, 63, 78, 59 }, // left = d135 + { 41, 53, 52, 148, 71, 142, 65, 128, 51 }, // left = d117 + { 40, 36, 28, 143, 143, 202, 40, 55, 137 }, // left = d153 + { 52, 34, 29, 129, 183, 227, 42, 35, 43 }, // left = d207 + { 42, 44, 44, 104, 105, 164, 64, 130, 80 }, // left = d63 + { 43, 81, 53, 140, 169, 204, 68, 84, 72 } // left = tm + } +}; + +const vp9_prob vp9_kf_uv_mode_prob[INTRA_MODES][INTRA_MODES - 1] = { + { 144, 11, 54, 157, 195, 130, 46, 58, 108 }, // y = dc + { 118, 15, 123, 148, 131, 101, 44, 93, 131 }, // y = v + { 113, 12, 23, 188, 226, 142, 26, 32, 125 }, // y = h + { 120, 11, 50, 123, 163, 135, 64, 77, 103 }, // y = d45 + { 113, 9, 36, 155, 111, 157, 32, 44, 161 }, // y = d135 + { 116, 9, 55, 176, 76, 96, 37, 61, 149 }, // y = d117 + { 115, 9, 28, 141, 161, 167, 21, 25, 193 }, // y = d153 + { 120, 12, 32, 145, 195, 142, 32, 38, 86 }, // y = d207 + { 116, 12, 64, 120, 140, 125, 49, 115, 121 }, // y = d63 + { 102, 19, 66, 162, 182, 122, 35, 59, 128 } // y = tm +}; + +static const vp9_prob default_if_y_probs[BLOCK_SIZE_GROUPS][INTRA_MODES - 1] = { + { 65, 32, 18, 144, 162, 194, 41, 51, 98 }, // block_size < 8x8 + { 132, 68, 18, 165, 217, 196, 45, 40, 78 }, // block_size < 16x16 + { 173, 80, 19, 176, 240, 193, 64, 35, 46 }, // block_size < 32x32 + { 221, 135, 38, 194, 248, 121, 96, 85, 29 } // block_size >= 32x32 +}; + +static const vp9_prob default_if_uv_probs[INTRA_MODES][INTRA_MODES - 1] = { + { 120, 7, 76, 176, 208, 126, 28, 54, 103 }, // y = dc + { 48, 12, 154, 155, 139, 90, 34, 117, 119 }, // y = v + { 67, 6, 25, 204, 243, 158, 13, 21, 96 }, // y = h + { 97, 5, 44, 131, 176, 139, 48, 68, 97 }, // y = d45 + { 83, 5, 42, 156, 111, 152, 26, 49, 152 }, // y = d135 + { 80, 5, 58, 178, 74, 83, 33, 62, 145 }, // y = d117 + { 86, 5, 32, 154, 192, 168, 14, 22, 163 }, // y = d153 + { 85, 5, 32, 156, 216, 148, 19, 29, 73 }, // y = d207 + { 77, 7, 64, 116, 132, 122, 37, 126, 120 }, // y = d63 + { 101, 21, 107, 181, 192, 103, 19, 67, 125 } // y = tm +}; + +const vp9_prob vp9_kf_partition_probs[PARTITION_CONTEXTS] + [PARTITION_TYPES - 1] = { + // 8x8 -> 4x4 + { 158, 97, 94 }, // a/l both not split + { 93, 24, 99 }, // a split, l not split + { 85, 119, 44 }, // l split, a not split + { 62, 59, 67 }, // a/l both split + // 16x16 -> 8x8 + { 149, 53, 53 }, // a/l both not split + { 94, 20, 48 }, // a split, l not split + { 83, 53, 24 }, // l split, a not split + { 52, 18, 18 }, // a/l both split + // 32x32 -> 16x16 + { 150, 40, 39 }, // a/l both not split + { 78, 12, 26 }, // a split, l not split + { 67, 33, 11 }, // l split, a not split + { 24, 7, 5 }, // a/l both split + // 64x64 -> 32x32 + { 174, 35, 49 }, // a/l both not split + { 68, 11, 27 }, // a split, l not split + { 57, 15, 9 }, // l split, a not split + { 12, 3, 3 }, // a/l both split +}; + +static const vp9_prob default_partition_probs[PARTITION_CONTEXTS] + [PARTITION_TYPES - 1] = { + // 8x8 -> 4x4 + { 199, 122, 141 }, // a/l both not split + { 147, 63, 159 }, // a split, l not split + { 148, 133, 118 }, // l split, a not split + { 121, 104, 114 }, // a/l both split + // 16x16 -> 8x8 + { 174, 73, 87 }, // a/l both not split + { 92, 41, 83 }, // a split, l not split + { 82, 99, 50 }, // l split, a not split + { 53, 39, 39 }, // a/l both split + // 32x32 -> 16x16 + { 177, 58, 59 }, // a/l both not split + { 68, 26, 63 }, // a split, l not split + { 52, 79, 25 }, // l split, a not split + { 17, 14, 12 }, // a/l both split + // 64x64 -> 32x32 + { 222, 34, 30 }, // a/l both not split + { 72, 16, 44 }, // a split, l not split + { 58, 32, 12 }, // l split, a not split + { 10, 7, 6 }, // a/l both split +}; + +static const vp9_prob default_inter_mode_probs[INTER_MODE_CONTEXTS] + [INTER_MODES - 1] = { + {2, 173, 34}, // 0 = both zero mv + {7, 145, 85}, // 1 = one zero mv + one a predicted mv + {7, 166, 63}, // 2 = two predicted mvs + {7, 94, 66}, // 3 = one predicted/zero and one new mv + {8, 64, 46}, // 4 = two new mvs + {17, 81, 31}, // 5 = one intra neighbour + x + {25, 29, 30}, // 6 = two intra neighbours +}; + +/* Array indices are identical to previously-existing INTRAMODECONTEXTNODES. */ +const vp9_tree_index vp9_intra_mode_tree[TREE_SIZE(INTRA_MODES)] = { + -DC_PRED, 2, /* 0 = DC_NODE */ + -TM_PRED, 4, /* 1 = TM_NODE */ + -V_PRED, 6, /* 2 = V_NODE */ + 8, 12, /* 3 = COM_NODE */ + -H_PRED, 10, /* 4 = H_NODE */ + -D135_PRED, -D117_PRED, /* 5 = D135_NODE */ + -D45_PRED, 14, /* 6 = D45_NODE */ + -D63_PRED, 16, /* 7 = D63_NODE */ + -D153_PRED, -D207_PRED /* 8 = D153_NODE */ +}; + +const vp9_tree_index vp9_inter_mode_tree[TREE_SIZE(INTER_MODES)] = { + -INTER_OFFSET(ZEROMV), 2, + -INTER_OFFSET(NEARESTMV), 4, + -INTER_OFFSET(NEARMV), -INTER_OFFSET(NEWMV) +}; + +const vp9_tree_index vp9_partition_tree[TREE_SIZE(PARTITION_TYPES)] = { + -PARTITION_NONE, 2, + -PARTITION_HORZ, 4, + -PARTITION_VERT, -PARTITION_SPLIT +}; + +static const vp9_prob default_intra_inter_p[INTRA_INTER_CONTEXTS] = { + 9, 102, 187, 225 +}; + +static const vp9_prob default_comp_inter_p[COMP_INTER_CONTEXTS] = { + 239, 183, 119, 96, 41 +}; + +static const vp9_prob default_comp_ref_p[REF_CONTEXTS] = { + 50, 126, 123, 221, 226 +}; + +static const vp9_prob default_single_ref_p[REF_CONTEXTS][2] = { + { 33, 16 }, + { 77, 74 }, + { 142, 142 }, + { 172, 170 }, + { 238, 247 } +}; + +static const struct tx_probs default_tx_probs = { + { { 3, 136, 37 }, + { 5, 52, 13 } }, + + { { 20, 152 }, + { 15, 101 } }, + + { { 100 }, + { 66 } } +}; + +void tx_counts_to_branch_counts_32x32(const unsigned int *tx_count_32x32p, + unsigned int (*ct_32x32p)[2]) { + ct_32x32p[0][0] = tx_count_32x32p[TX_4X4]; + ct_32x32p[0][1] = tx_count_32x32p[TX_8X8] + + tx_count_32x32p[TX_16X16] + + tx_count_32x32p[TX_32X32]; + ct_32x32p[1][0] = tx_count_32x32p[TX_8X8]; + ct_32x32p[1][1] = tx_count_32x32p[TX_16X16] + + tx_count_32x32p[TX_32X32]; + ct_32x32p[2][0] = tx_count_32x32p[TX_16X16]; + ct_32x32p[2][1] = tx_count_32x32p[TX_32X32]; +} + +void tx_counts_to_branch_counts_16x16(const unsigned int *tx_count_16x16p, + unsigned int (*ct_16x16p)[2]) { + ct_16x16p[0][0] = tx_count_16x16p[TX_4X4]; + ct_16x16p[0][1] = tx_count_16x16p[TX_8X8] + tx_count_16x16p[TX_16X16]; + ct_16x16p[1][0] = tx_count_16x16p[TX_8X8]; + ct_16x16p[1][1] = tx_count_16x16p[TX_16X16]; +} + +void tx_counts_to_branch_counts_8x8(const unsigned int *tx_count_8x8p, + unsigned int (*ct_8x8p)[2]) { + ct_8x8p[0][0] = tx_count_8x8p[TX_4X4]; + ct_8x8p[0][1] = tx_count_8x8p[TX_8X8]; +} + +static const vp9_prob default_skip_probs[SKIP_CONTEXTS] = { + 192, 128, 64 +}; + +static const vp9_prob default_switchable_interp_prob[SWITCHABLE_FILTER_CONTEXTS] + [SWITCHABLE_FILTERS - 1] = { + { 235, 162, }, + { 36, 255, }, + { 34, 3, }, + { 149, 144, }, +}; + +void vp9_init_mode_probs(FRAME_CONTEXT *fc) { + vp9_copy(fc->uv_mode_prob, default_if_uv_probs); + vp9_copy(fc->y_mode_prob, default_if_y_probs); + vp9_copy(fc->switchable_interp_prob, default_switchable_interp_prob); + vp9_copy(fc->partition_prob, default_partition_probs); + vp9_copy(fc->intra_inter_prob, default_intra_inter_p); + vp9_copy(fc->comp_inter_prob, default_comp_inter_p); + vp9_copy(fc->comp_ref_prob, default_comp_ref_p); + vp9_copy(fc->single_ref_prob, default_single_ref_p); + fc->tx_probs = default_tx_probs; + vp9_copy(fc->skip_probs, default_skip_probs); + vp9_copy(fc->inter_mode_probs, default_inter_mode_probs); +} + +const vp9_tree_index vp9_switchable_interp_tree + [TREE_SIZE(SWITCHABLE_FILTERS)] = { + -EIGHTTAP, 2, + -EIGHTTAP_SMOOTH, -EIGHTTAP_SHARP +}; + +void vp9_adapt_mode_probs(VP9_COMMON *cm) { + int i, j; + FRAME_CONTEXT *fc = cm->fc; + const FRAME_CONTEXT *pre_fc = &cm->frame_contexts[cm->frame_context_idx]; + const FRAME_COUNTS *counts = &cm->counts; + + for (i = 0; i < INTRA_INTER_CONTEXTS; i++) + fc->intra_inter_prob[i] = mode_mv_merge_probs(pre_fc->intra_inter_prob[i], + counts->intra_inter[i]); + for (i = 0; i < COMP_INTER_CONTEXTS; i++) + fc->comp_inter_prob[i] = mode_mv_merge_probs(pre_fc->comp_inter_prob[i], + counts->comp_inter[i]); + for (i = 0; i < REF_CONTEXTS; i++) + fc->comp_ref_prob[i] = mode_mv_merge_probs(pre_fc->comp_ref_prob[i], + counts->comp_ref[i]); + for (i = 0; i < REF_CONTEXTS; i++) + for (j = 0; j < 2; j++) + fc->single_ref_prob[i][j] = mode_mv_merge_probs( + pre_fc->single_ref_prob[i][j], counts->single_ref[i][j]); + + for (i = 0; i < INTER_MODE_CONTEXTS; i++) + vp9_tree_merge_probs(vp9_inter_mode_tree, pre_fc->inter_mode_probs[i], + counts->inter_mode[i], fc->inter_mode_probs[i]); + + for (i = 0; i < BLOCK_SIZE_GROUPS; i++) + vp9_tree_merge_probs(vp9_intra_mode_tree, pre_fc->y_mode_prob[i], + counts->y_mode[i], fc->y_mode_prob[i]); + + for (i = 0; i < INTRA_MODES; ++i) + vp9_tree_merge_probs(vp9_intra_mode_tree, pre_fc->uv_mode_prob[i], + counts->uv_mode[i], fc->uv_mode_prob[i]); + + for (i = 0; i < PARTITION_CONTEXTS; i++) + vp9_tree_merge_probs(vp9_partition_tree, pre_fc->partition_prob[i], + counts->partition[i], fc->partition_prob[i]); + + if (cm->interp_filter == SWITCHABLE) { + for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; i++) + vp9_tree_merge_probs(vp9_switchable_interp_tree, + pre_fc->switchable_interp_prob[i], + counts->switchable_interp[i], + fc->switchable_interp_prob[i]); + } + + if (cm->tx_mode == TX_MODE_SELECT) { + int j; + unsigned int branch_ct_8x8p[TX_SIZES - 3][2]; + unsigned int branch_ct_16x16p[TX_SIZES - 2][2]; + unsigned int branch_ct_32x32p[TX_SIZES - 1][2]; + + for (i = 0; i < TX_SIZE_CONTEXTS; ++i) { + tx_counts_to_branch_counts_8x8(counts->tx.p8x8[i], branch_ct_8x8p); + for (j = 0; j < TX_SIZES - 3; ++j) + fc->tx_probs.p8x8[i][j] = mode_mv_merge_probs( + pre_fc->tx_probs.p8x8[i][j], branch_ct_8x8p[j]); + + tx_counts_to_branch_counts_16x16(counts->tx.p16x16[i], branch_ct_16x16p); + for (j = 0; j < TX_SIZES - 2; ++j) + fc->tx_probs.p16x16[i][j] = mode_mv_merge_probs( + pre_fc->tx_probs.p16x16[i][j], branch_ct_16x16p[j]); + + tx_counts_to_branch_counts_32x32(counts->tx.p32x32[i], branch_ct_32x32p); + for (j = 0; j < TX_SIZES - 1; ++j) + fc->tx_probs.p32x32[i][j] = mode_mv_merge_probs( + pre_fc->tx_probs.p32x32[i][j], branch_ct_32x32p[j]); + } + } + + for (i = 0; i < SKIP_CONTEXTS; ++i) + fc->skip_probs[i] = mode_mv_merge_probs( + pre_fc->skip_probs[i], counts->skip[i]); +} + +static void set_default_lf_deltas(struct loopfilter *lf) { + lf->mode_ref_delta_enabled = 1; + lf->mode_ref_delta_update = 1; + + lf->ref_deltas[INTRA_FRAME] = 1; + lf->ref_deltas[LAST_FRAME] = 0; + lf->ref_deltas[GOLDEN_FRAME] = -1; + lf->ref_deltas[ALTREF_FRAME] = -1; + + lf->mode_deltas[0] = 0; + lf->mode_deltas[1] = 0; +} + +void vp9_setup_past_independence(VP9_COMMON *cm) { + // Reset the segment feature data to the default stats: + // Features disabled, 0, with delta coding (Default state). + struct loopfilter *const lf = &cm->lf; + + int i; + vp9_clearall_segfeatures(&cm->seg); + cm->seg.abs_delta = SEGMENT_DELTADATA; + + if (cm->last_frame_seg_map && !cm->frame_parallel_decode) + memset(cm->last_frame_seg_map, 0, (cm->mi_rows * cm->mi_cols)); + + if (cm->current_frame_seg_map) + memset(cm->current_frame_seg_map, 0, (cm->mi_rows * cm->mi_cols)); + + // Reset the mode ref deltas for loop filter + vp9_zero(lf->last_ref_deltas); + vp9_zero(lf->last_mode_deltas); + set_default_lf_deltas(lf); + + // To force update of the sharpness + lf->last_sharpness_level = -1; + + vp9_default_coef_probs(cm); + vp9_init_mode_probs(cm->fc); + vp9_init_mv_probs(cm); + cm->fc->initialized = 1; + + if (cm->frame_type == KEY_FRAME || + cm->error_resilient_mode || cm->reset_frame_context == 3) { + // Reset all frame contexts. + for (i = 0; i < FRAME_CONTEXTS; ++i) + cm->frame_contexts[i] = *cm->fc; + } else if (cm->reset_frame_context == 2) { + // Reset only the frame context specified in the frame header. + cm->frame_contexts[cm->frame_context_idx] = *cm->fc; + } + + // prev_mip will only be allocated in encoder. + if (frame_is_intra_only(cm) && cm->prev_mip && !cm->frame_parallel_decode) + memset(cm->prev_mip, 0, + cm->mi_stride * (cm->mi_rows + 1) * sizeof(*cm->prev_mip)); + + vp9_zero(cm->ref_frame_sign_bias); + + cm->frame_context_idx = 0; +} diff --git a/media/libvpx/vp9/common/vp9_entropymode.h b/media/libvpx/vp9/common/vp9_entropymode.h new file mode 100644 index 000000000..a0619ec6f --- /dev/null +++ b/media/libvpx/vp9/common/vp9_entropymode.h @@ -0,0 +1,108 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_ENTROPYMODE_H_ +#define VP9_COMMON_VP9_ENTROPYMODE_H_ + +#include "vp9/common/vp9_filter.h" +#include "vp9/common/vp9_entropy.h" +#include "vp9/common/vp9_entropymv.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#define BLOCK_SIZE_GROUPS 4 + +#define TX_SIZE_CONTEXTS 2 + +#define INTER_OFFSET(mode) ((mode) - NEARESTMV) + +struct VP9Common; + +struct tx_probs { + vp9_prob p32x32[TX_SIZE_CONTEXTS][TX_SIZES - 1]; + vp9_prob p16x16[TX_SIZE_CONTEXTS][TX_SIZES - 2]; + vp9_prob p8x8[TX_SIZE_CONTEXTS][TX_SIZES - 3]; +}; + +struct tx_counts { + unsigned int p32x32[TX_SIZE_CONTEXTS][TX_SIZES]; + unsigned int p16x16[TX_SIZE_CONTEXTS][TX_SIZES - 1]; + unsigned int p8x8[TX_SIZE_CONTEXTS][TX_SIZES - 2]; + unsigned int tx_totals[TX_SIZES]; +}; + +typedef struct frame_contexts { + vp9_prob y_mode_prob[BLOCK_SIZE_GROUPS][INTRA_MODES - 1]; + vp9_prob uv_mode_prob[INTRA_MODES][INTRA_MODES - 1]; + vp9_prob partition_prob[PARTITION_CONTEXTS][PARTITION_TYPES - 1]; + vp9_coeff_probs_model coef_probs[TX_SIZES][PLANE_TYPES]; + vp9_prob switchable_interp_prob[SWITCHABLE_FILTER_CONTEXTS] + [SWITCHABLE_FILTERS - 1]; + vp9_prob inter_mode_probs[INTER_MODE_CONTEXTS][INTER_MODES - 1]; + vp9_prob intra_inter_prob[INTRA_INTER_CONTEXTS]; + vp9_prob comp_inter_prob[COMP_INTER_CONTEXTS]; + vp9_prob single_ref_prob[REF_CONTEXTS][2]; + vp9_prob comp_ref_prob[REF_CONTEXTS]; + struct tx_probs tx_probs; + vp9_prob skip_probs[SKIP_CONTEXTS]; + nmv_context nmvc; + int initialized; +} FRAME_CONTEXT; + +typedef struct FRAME_COUNTS { + unsigned int y_mode[BLOCK_SIZE_GROUPS][INTRA_MODES]; + unsigned int uv_mode[INTRA_MODES][INTRA_MODES]; + unsigned int partition[PARTITION_CONTEXTS][PARTITION_TYPES]; + vp9_coeff_count_model coef[TX_SIZES][PLANE_TYPES]; + unsigned int eob_branch[TX_SIZES][PLANE_TYPES][REF_TYPES] + [COEF_BANDS][COEFF_CONTEXTS]; + unsigned int switchable_interp[SWITCHABLE_FILTER_CONTEXTS] + [SWITCHABLE_FILTERS]; + unsigned int inter_mode[INTER_MODE_CONTEXTS][INTER_MODES]; + unsigned int intra_inter[INTRA_INTER_CONTEXTS][2]; + unsigned int comp_inter[COMP_INTER_CONTEXTS][2]; + unsigned int single_ref[REF_CONTEXTS][2][2]; + unsigned int comp_ref[REF_CONTEXTS][2]; + struct tx_counts tx; + unsigned int skip[SKIP_CONTEXTS][2]; + nmv_context_counts mv; +} FRAME_COUNTS; + +extern const vp9_prob vp9_kf_uv_mode_prob[INTRA_MODES][INTRA_MODES - 1]; +extern const vp9_prob vp9_kf_y_mode_prob[INTRA_MODES][INTRA_MODES] + [INTRA_MODES - 1]; +extern const vp9_prob vp9_kf_partition_probs[PARTITION_CONTEXTS] + [PARTITION_TYPES - 1]; +extern const vp9_tree_index vp9_intra_mode_tree[TREE_SIZE(INTRA_MODES)]; +extern const vp9_tree_index vp9_inter_mode_tree[TREE_SIZE(INTER_MODES)]; +extern const vp9_tree_index vp9_partition_tree[TREE_SIZE(PARTITION_TYPES)]; +extern const vp9_tree_index vp9_switchable_interp_tree + [TREE_SIZE(SWITCHABLE_FILTERS)]; + +void vp9_setup_past_independence(struct VP9Common *cm); + +void vp9_init_mode_probs(FRAME_CONTEXT *fc); + +void vp9_adapt_mode_probs(struct VP9Common *cm); + +void tx_counts_to_branch_counts_32x32(const unsigned int *tx_count_32x32p, + unsigned int (*ct_32x32p)[2]); +void tx_counts_to_branch_counts_16x16(const unsigned int *tx_count_16x16p, + unsigned int (*ct_16x16p)[2]); +void tx_counts_to_branch_counts_8x8(const unsigned int *tx_count_8x8p, + unsigned int (*ct_8x8p)[2]); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_ENTROPYMODE_H_ diff --git a/media/libvpx/vp9/common/vp9_entropymv.c b/media/libvpx/vp9/common/vp9_entropymv.c new file mode 100644 index 000000000..2477e6ef3 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_entropymv.c @@ -0,0 +1,222 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "vp9/common/vp9_onyxc_int.h" +#include "vp9/common/vp9_entropymv.h" + +// Integer pel reference mv threshold for use of high-precision 1/8 mv +#define COMPANDED_MVREF_THRESH 8 + +const vp9_tree_index vp9_mv_joint_tree[TREE_SIZE(MV_JOINTS)] = { + -MV_JOINT_ZERO, 2, + -MV_JOINT_HNZVZ, 4, + -MV_JOINT_HZVNZ, -MV_JOINT_HNZVNZ +}; + +const vp9_tree_index vp9_mv_class_tree[TREE_SIZE(MV_CLASSES)] = { + -MV_CLASS_0, 2, + -MV_CLASS_1, 4, + 6, 8, + -MV_CLASS_2, -MV_CLASS_3, + 10, 12, + -MV_CLASS_4, -MV_CLASS_5, + -MV_CLASS_6, 14, + 16, 18, + -MV_CLASS_7, -MV_CLASS_8, + -MV_CLASS_9, -MV_CLASS_10, +}; + +const vp9_tree_index vp9_mv_class0_tree[TREE_SIZE(CLASS0_SIZE)] = { + -0, -1, +}; + +const vp9_tree_index vp9_mv_fp_tree[TREE_SIZE(MV_FP_SIZE)] = { + -0, 2, + -1, 4, + -2, -3 +}; + +static const nmv_context default_nmv_context = { + {32, 64, 96}, + { + { // Vertical component + 128, // sign + {224, 144, 192, 168, 192, 176, 192, 198, 198, 245}, // class + {216}, // class0 + {136, 140, 148, 160, 176, 192, 224, 234, 234, 240}, // bits + {{128, 128, 64}, {96, 112, 64}}, // class0_fp + {64, 96, 64}, // fp + 160, // class0_hp bit + 128, // hp + }, + { // Horizontal component + 128, // sign + {216, 128, 176, 160, 176, 176, 192, 198, 198, 208}, // class + {208}, // class0 + {136, 140, 148, 160, 176, 192, 224, 234, 234, 240}, // bits + {{128, 128, 64}, {96, 112, 64}}, // class0_fp + {64, 96, 64}, // fp + 160, // class0_hp bit + 128, // hp + } + }, +}; + +static const uint8_t log_in_base_2[] = { + 0, 0, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4, + 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6, + 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, + 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, + 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10 +}; + +static INLINE int mv_class_base(MV_CLASS_TYPE c) { + return c ? CLASS0_SIZE << (c + 2) : 0; +} + +MV_CLASS_TYPE vp9_get_mv_class(int z, int *offset) { + const MV_CLASS_TYPE c = (z >= CLASS0_SIZE * 4096) ? + MV_CLASS_10 : (MV_CLASS_TYPE)log_in_base_2[z >> 3]; + if (offset) + *offset = z - mv_class_base(c); + return c; +} + +int vp9_use_mv_hp(const MV *ref) { + return (abs(ref->row) >> 3) < COMPANDED_MVREF_THRESH && + (abs(ref->col) >> 3) < COMPANDED_MVREF_THRESH; +} + +int vp9_get_mv_mag(MV_CLASS_TYPE c, int offset) { + return mv_class_base(c) + offset; +} + +static void inc_mv_component(int v, nmv_component_counts *comp_counts, + int incr, int usehp) { + int s, z, c, o, d, e, f; + assert(v != 0); /* should not be zero */ + s = v < 0; + comp_counts->sign[s] += incr; + z = (s ? -v : v) - 1; /* magnitude - 1 */ + + c = vp9_get_mv_class(z, &o); + comp_counts->classes[c] += incr; + + d = (o >> 3); /* int mv data */ + f = (o >> 1) & 3; /* fractional pel mv data */ + e = (o & 1); /* high precision mv data */ + + if (c == MV_CLASS_0) { + comp_counts->class0[d] += incr; + comp_counts->class0_fp[d][f] += incr; + comp_counts->class0_hp[e] += usehp * incr; + } else { + int i; + int b = c + CLASS0_BITS - 1; // number of bits + for (i = 0; i < b; ++i) + comp_counts->bits[i][((d >> i) & 1)] += incr; + comp_counts->fp[f] += incr; + comp_counts->hp[e] += usehp * incr; + } +} + +void vp9_inc_mv(const MV *mv, nmv_context_counts *counts) { + if (counts != NULL) { + const MV_JOINT_TYPE j = vp9_get_mv_joint(mv); + ++counts->joints[j]; + + if (mv_joint_vertical(j)) { + inc_mv_component(mv->row, &counts->comps[0], 1, 1); + } + + if (mv_joint_horizontal(j)) { + inc_mv_component(mv->col, &counts->comps[1], 1, 1); + } + } +} + +void vp9_adapt_mv_probs(VP9_COMMON *cm, int allow_hp) { + int i, j; + + nmv_context *fc = &cm->fc->nmvc; + const nmv_context *pre_fc = &cm->frame_contexts[cm->frame_context_idx].nmvc; + const nmv_context_counts *counts = &cm->counts.mv; + + vp9_tree_merge_probs(vp9_mv_joint_tree, pre_fc->joints, counts->joints, + fc->joints); + + for (i = 0; i < 2; ++i) { + nmv_component *comp = &fc->comps[i]; + const nmv_component *pre_comp = &pre_fc->comps[i]; + const nmv_component_counts *c = &counts->comps[i]; + + comp->sign = mode_mv_merge_probs(pre_comp->sign, c->sign); + vp9_tree_merge_probs(vp9_mv_class_tree, pre_comp->classes, c->classes, + comp->classes); + vp9_tree_merge_probs(vp9_mv_class0_tree, pre_comp->class0, c->class0, + comp->class0); + + for (j = 0; j < MV_OFFSET_BITS; ++j) + comp->bits[j] = mode_mv_merge_probs(pre_comp->bits[j], c->bits[j]); + + for (j = 0; j < CLASS0_SIZE; ++j) + vp9_tree_merge_probs(vp9_mv_fp_tree, pre_comp->class0_fp[j], + c->class0_fp[j], comp->class0_fp[j]); + + vp9_tree_merge_probs(vp9_mv_fp_tree, pre_comp->fp, c->fp, comp->fp); + + if (allow_hp) { + comp->class0_hp = mode_mv_merge_probs(pre_comp->class0_hp, c->class0_hp); + comp->hp = mode_mv_merge_probs(pre_comp->hp, c->hp); + } + } +} + +void vp9_init_mv_probs(VP9_COMMON *cm) { + cm->fc->nmvc = default_nmv_context; +} diff --git a/media/libvpx/vp9/common/vp9_entropymv.h b/media/libvpx/vp9/common/vp9_entropymv.h new file mode 100644 index 000000000..75e6861f4 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_entropymv.h @@ -0,0 +1,134 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + + +#ifndef VP9_COMMON_VP9_ENTROPYMV_H_ +#define VP9_COMMON_VP9_ENTROPYMV_H_ + +#include "./vpx_config.h" + +#include "vp9/common/vp9_mv.h" +#include "vp9/common/vp9_prob.h" + +#ifdef __cplusplus +extern "C" { +#endif + +struct VP9Common; + +void vp9_init_mv_probs(struct VP9Common *cm); + +void vp9_adapt_mv_probs(struct VP9Common *cm, int usehp); +int vp9_use_mv_hp(const MV *ref); + +#define MV_UPDATE_PROB 252 + +/* Symbols for coding which components are zero jointly */ +#define MV_JOINTS 4 +typedef enum { + MV_JOINT_ZERO = 0, /* Zero vector */ + MV_JOINT_HNZVZ = 1, /* Vert zero, hor nonzero */ + MV_JOINT_HZVNZ = 2, /* Hor zero, vert nonzero */ + MV_JOINT_HNZVNZ = 3, /* Both components nonzero */ +} MV_JOINT_TYPE; + +static INLINE int mv_joint_vertical(MV_JOINT_TYPE type) { + return type == MV_JOINT_HZVNZ || type == MV_JOINT_HNZVNZ; +} + +static INLINE int mv_joint_horizontal(MV_JOINT_TYPE type) { + return type == MV_JOINT_HNZVZ || type == MV_JOINT_HNZVNZ; +} + +/* Symbols for coding magnitude class of nonzero components */ +#define MV_CLASSES 11 +typedef enum { + MV_CLASS_0 = 0, /* (0, 2] integer pel */ + MV_CLASS_1 = 1, /* (2, 4] integer pel */ + MV_CLASS_2 = 2, /* (4, 8] integer pel */ + MV_CLASS_3 = 3, /* (8, 16] integer pel */ + MV_CLASS_4 = 4, /* (16, 32] integer pel */ + MV_CLASS_5 = 5, /* (32, 64] integer pel */ + MV_CLASS_6 = 6, /* (64, 128] integer pel */ + MV_CLASS_7 = 7, /* (128, 256] integer pel */ + MV_CLASS_8 = 8, /* (256, 512] integer pel */ + MV_CLASS_9 = 9, /* (512, 1024] integer pel */ + MV_CLASS_10 = 10, /* (1024,2048] integer pel */ +} MV_CLASS_TYPE; + +#define CLASS0_BITS 1 /* bits at integer precision for class 0 */ +#define CLASS0_SIZE (1 << CLASS0_BITS) +#define MV_OFFSET_BITS (MV_CLASSES + CLASS0_BITS - 2) +#define MV_FP_SIZE 4 + +#define MV_MAX_BITS (MV_CLASSES + CLASS0_BITS + 2) +#define MV_MAX ((1 << MV_MAX_BITS) - 1) +#define MV_VALS ((MV_MAX << 1) + 1) + +#define MV_IN_USE_BITS 14 +#define MV_UPP ((1 << MV_IN_USE_BITS) - 1) +#define MV_LOW (-(1 << MV_IN_USE_BITS)) + +extern const vp9_tree_index vp9_mv_joint_tree[]; +extern const vp9_tree_index vp9_mv_class_tree[]; +extern const vp9_tree_index vp9_mv_class0_tree[]; +extern const vp9_tree_index vp9_mv_fp_tree[]; + +typedef struct { + vp9_prob sign; + vp9_prob classes[MV_CLASSES - 1]; + vp9_prob class0[CLASS0_SIZE - 1]; + vp9_prob bits[MV_OFFSET_BITS]; + vp9_prob class0_fp[CLASS0_SIZE][MV_FP_SIZE - 1]; + vp9_prob fp[MV_FP_SIZE - 1]; + vp9_prob class0_hp; + vp9_prob hp; +} nmv_component; + +typedef struct { + vp9_prob joints[MV_JOINTS - 1]; + nmv_component comps[2]; +} nmv_context; + +static INLINE MV_JOINT_TYPE vp9_get_mv_joint(const MV *mv) { + if (mv->row == 0) { + return mv->col == 0 ? MV_JOINT_ZERO : MV_JOINT_HNZVZ; + } else { + return mv->col == 0 ? MV_JOINT_HZVNZ : MV_JOINT_HNZVNZ; + } +} + +MV_CLASS_TYPE vp9_get_mv_class(int z, int *offset); +int vp9_get_mv_mag(MV_CLASS_TYPE c, int offset); + + +typedef struct { + unsigned int sign[2]; + unsigned int classes[MV_CLASSES]; + unsigned int class0[CLASS0_SIZE]; + unsigned int bits[MV_OFFSET_BITS][2]; + unsigned int class0_fp[CLASS0_SIZE][MV_FP_SIZE]; + unsigned int fp[MV_FP_SIZE]; + unsigned int class0_hp[2]; + unsigned int hp[2]; +} nmv_component_counts; + +typedef struct { + unsigned int joints[MV_JOINTS]; + nmv_component_counts comps[2]; +} nmv_context_counts; + +void vp9_inc_mv(const MV *mv, nmv_context_counts *mvctx); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_ENTROPYMV_H_ diff --git a/media/libvpx/vp9/common/vp9_enums.h b/media/libvpx/vp9/common/vp9_enums.h new file mode 100644 index 000000000..048202593 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_enums.h @@ -0,0 +1,149 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_ENUMS_H_ +#define VP9_COMMON_VP9_ENUMS_H_ + +#include "./vpx_config.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#define MI_SIZE_LOG2 3 +#define MI_BLOCK_SIZE_LOG2 (6 - MI_SIZE_LOG2) // 64 = 2^6 + +#define MI_SIZE (1 << MI_SIZE_LOG2) // pixels per mi-unit +#define MI_BLOCK_SIZE (1 << MI_BLOCK_SIZE_LOG2) // mi-units per max block + +#define MI_MASK (MI_BLOCK_SIZE - 1) + +// Bitstream profiles indicated by 2-3 bits in the uncompressed header. +// 00: Profile 0. 8-bit 4:2:0 only. +// 10: Profile 1. 8-bit 4:4:4, 4:2:2, and 4:4:0. +// 01: Profile 2. 10-bit and 12-bit color only, with 4:2:0 sampling. +// 110: Profile 3. 10-bit and 12-bit color only, with 4:2:2/4:4:4/4:4:0 +// sampling. +// 111: Undefined profile. +typedef enum BITSTREAM_PROFILE { + PROFILE_0, + PROFILE_1, + PROFILE_2, + PROFILE_3, + MAX_PROFILES +} BITSTREAM_PROFILE; + +typedef enum BLOCK_SIZE { + BLOCK_4X4, + BLOCK_4X8, + BLOCK_8X4, + BLOCK_8X8, + BLOCK_8X16, + BLOCK_16X8, + BLOCK_16X16, + BLOCK_16X32, + BLOCK_32X16, + BLOCK_32X32, + BLOCK_32X64, + BLOCK_64X32, + BLOCK_64X64, + BLOCK_SIZES, + BLOCK_INVALID = BLOCK_SIZES +} BLOCK_SIZE; + +typedef enum PARTITION_TYPE { + PARTITION_NONE, + PARTITION_HORZ, + PARTITION_VERT, + PARTITION_SPLIT, + PARTITION_TYPES, + PARTITION_INVALID = PARTITION_TYPES +} PARTITION_TYPE; + +typedef char PARTITION_CONTEXT; +#define PARTITION_PLOFFSET 4 // number of probability models per block size +#define PARTITION_CONTEXTS (4 * PARTITION_PLOFFSET) + +// block transform size +typedef enum { + TX_4X4 = 0, // 4x4 transform + TX_8X8 = 1, // 8x8 transform + TX_16X16 = 2, // 16x16 transform + TX_32X32 = 3, // 32x32 transform + TX_SIZES +} TX_SIZE; + +// frame transform mode +typedef enum { + ONLY_4X4 = 0, // only 4x4 transform used + ALLOW_8X8 = 1, // allow block transform size up to 8x8 + ALLOW_16X16 = 2, // allow block transform size up to 16x16 + ALLOW_32X32 = 3, // allow block transform size up to 32x32 + TX_MODE_SELECT = 4, // transform specified for each block + TX_MODES = 5, +} TX_MODE; + +typedef enum { + DCT_DCT = 0, // DCT in both horizontal and vertical + ADST_DCT = 1, // ADST in vertical, DCT in horizontal + DCT_ADST = 2, // DCT in vertical, ADST in horizontal + ADST_ADST = 3, // ADST in both directions + TX_TYPES = 4 +} TX_TYPE; + +typedef enum { + VP9_LAST_FLAG = 1 << 0, + VP9_GOLD_FLAG = 1 << 1, + VP9_ALT_FLAG = 1 << 2, +} VP9_REFFRAME; + +typedef enum { + PLANE_TYPE_Y = 0, + PLANE_TYPE_UV = 1, + PLANE_TYPES +} PLANE_TYPE; + +typedef enum { + DC_PRED, // Average of above and left pixels + V_PRED, // Vertical + H_PRED, // Horizontal + D45_PRED, // Directional 45 deg = round(arctan(1/1) * 180/pi) + D135_PRED, // Directional 135 deg = 180 - 45 + D117_PRED, // Directional 117 deg = 180 - 63 + D153_PRED, // Directional 153 deg = 180 - 27 + D207_PRED, // Directional 207 deg = 180 + 27 + D63_PRED, // Directional 63 deg = round(arctan(2/1) * 180/pi) + TM_PRED, // True-motion + NEARESTMV, + NEARMV, + ZEROMV, + NEWMV, + MB_MODE_COUNT +} PREDICTION_MODE; + +#define INTRA_MODES (TM_PRED + 1) + +#define INTER_MODES (1 + NEWMV - NEARESTMV) + +#define SKIP_CONTEXTS 3 +#define INTER_MODE_CONTEXTS 7 + +/* Segment Feature Masks */ +#define MAX_MV_REF_CANDIDATES 2 + +#define INTRA_INTER_CONTEXTS 4 +#define COMP_INTER_CONTEXTS 5 +#define REF_CONTEXTS 5 + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_ENUMS_H_ diff --git a/media/libvpx/vp9/common/vp9_filter.c b/media/libvpx/vp9/common/vp9_filter.c new file mode 100644 index 000000000..b256d4af5 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_filter.c @@ -0,0 +1,110 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <assert.h> + +#include "vp9/common/vp9_filter.h" + +DECLARE_ALIGNED(256, const InterpKernel, + vp9_bilinear_filters[SUBPEL_SHIFTS]) = { + { 0, 0, 0, 128, 0, 0, 0, 0 }, + { 0, 0, 0, 120, 8, 0, 0, 0 }, + { 0, 0, 0, 112, 16, 0, 0, 0 }, + { 0, 0, 0, 104, 24, 0, 0, 0 }, + { 0, 0, 0, 96, 32, 0, 0, 0 }, + { 0, 0, 0, 88, 40, 0, 0, 0 }, + { 0, 0, 0, 80, 48, 0, 0, 0 }, + { 0, 0, 0, 72, 56, 0, 0, 0 }, + { 0, 0, 0, 64, 64, 0, 0, 0 }, + { 0, 0, 0, 56, 72, 0, 0, 0 }, + { 0, 0, 0, 48, 80, 0, 0, 0 }, + { 0, 0, 0, 40, 88, 0, 0, 0 }, + { 0, 0, 0, 32, 96, 0, 0, 0 }, + { 0, 0, 0, 24, 104, 0, 0, 0 }, + { 0, 0, 0, 16, 112, 0, 0, 0 }, + { 0, 0, 0, 8, 120, 0, 0, 0 } +}; + +// Lagrangian interpolation filter +DECLARE_ALIGNED(256, const InterpKernel, + vp9_sub_pel_filters_8[SUBPEL_SHIFTS]) = { + { 0, 0, 0, 128, 0, 0, 0, 0}, + { 0, 1, -5, 126, 8, -3, 1, 0}, + { -1, 3, -10, 122, 18, -6, 2, 0}, + { -1, 4, -13, 118, 27, -9, 3, -1}, + { -1, 4, -16, 112, 37, -11, 4, -1}, + { -1, 5, -18, 105, 48, -14, 4, -1}, + { -1, 5, -19, 97, 58, -16, 5, -1}, + { -1, 6, -19, 88, 68, -18, 5, -1}, + { -1, 6, -19, 78, 78, -19, 6, -1}, + { -1, 5, -18, 68, 88, -19, 6, -1}, + { -1, 5, -16, 58, 97, -19, 5, -1}, + { -1, 4, -14, 48, 105, -18, 5, -1}, + { -1, 4, -11, 37, 112, -16, 4, -1}, + { -1, 3, -9, 27, 118, -13, 4, -1}, + { 0, 2, -6, 18, 122, -10, 3, -1}, + { 0, 1, -3, 8, 126, -5, 1, 0} +}; + +// DCT based filter +DECLARE_ALIGNED(256, const InterpKernel, + vp9_sub_pel_filters_8s[SUBPEL_SHIFTS]) = { + {0, 0, 0, 128, 0, 0, 0, 0}, + {-1, 3, -7, 127, 8, -3, 1, 0}, + {-2, 5, -13, 125, 17, -6, 3, -1}, + {-3, 7, -17, 121, 27, -10, 5, -2}, + {-4, 9, -20, 115, 37, -13, 6, -2}, + {-4, 10, -23, 108, 48, -16, 8, -3}, + {-4, 10, -24, 100, 59, -19, 9, -3}, + {-4, 11, -24, 90, 70, -21, 10, -4}, + {-4, 11, -23, 80, 80, -23, 11, -4}, + {-4, 10, -21, 70, 90, -24, 11, -4}, + {-3, 9, -19, 59, 100, -24, 10, -4}, + {-3, 8, -16, 48, 108, -23, 10, -4}, + {-2, 6, -13, 37, 115, -20, 9, -4}, + {-2, 5, -10, 27, 121, -17, 7, -3}, + {-1, 3, -6, 17, 125, -13, 5, -2}, + {0, 1, -3, 8, 127, -7, 3, -1} +}; + +// freqmultiplier = 0.5 +DECLARE_ALIGNED(256, const InterpKernel, + vp9_sub_pel_filters_8lp[SUBPEL_SHIFTS]) = { + { 0, 0, 0, 128, 0, 0, 0, 0}, + {-3, -1, 32, 64, 38, 1, -3, 0}, + {-2, -2, 29, 63, 41, 2, -3, 0}, + {-2, -2, 26, 63, 43, 4, -4, 0}, + {-2, -3, 24, 62, 46, 5, -4, 0}, + {-2, -3, 21, 60, 49, 7, -4, 0}, + {-1, -4, 18, 59, 51, 9, -4, 0}, + {-1, -4, 16, 57, 53, 12, -4, -1}, + {-1, -4, 14, 55, 55, 14, -4, -1}, + {-1, -4, 12, 53, 57, 16, -4, -1}, + { 0, -4, 9, 51, 59, 18, -4, -1}, + { 0, -4, 7, 49, 60, 21, -3, -2}, + { 0, -4, 5, 46, 62, 24, -3, -2}, + { 0, -4, 4, 43, 63, 26, -2, -2}, + { 0, -3, 2, 41, 63, 29, -2, -2}, + { 0, -3, 1, 38, 64, 32, -1, -3} +}; + + +static const InterpKernel* vp9_filter_kernels[4] = { + vp9_sub_pel_filters_8, + vp9_sub_pel_filters_8lp, + vp9_sub_pel_filters_8s, + vp9_bilinear_filters +}; + +const InterpKernel *vp9_get_interp_kernel(INTERP_FILTER filter) { + assert(filter != SWITCHABLE); + return vp9_filter_kernels[filter]; +} + diff --git a/media/libvpx/vp9/common/vp9_filter.h b/media/libvpx/vp9/common/vp9_filter.h new file mode 100644 index 000000000..808a270fa --- /dev/null +++ b/media/libvpx/vp9/common/vp9_filter.h @@ -0,0 +1,50 @@ +/* + * Copyright (c) 2011 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_FILTER_H_ +#define VP9_COMMON_VP9_FILTER_H_ + +#include "./vpx_config.h" +#include "vpx/vpx_integer.h" +#include "vpx_ports/mem.h" + + +#ifdef __cplusplus +extern "C" { +#endif + +#define FILTER_BITS 7 + +#define SUBPEL_BITS 4 +#define SUBPEL_MASK ((1 << SUBPEL_BITS) - 1) +#define SUBPEL_SHIFTS (1 << SUBPEL_BITS) +#define SUBPEL_TAPS 8 + +typedef enum { + EIGHTTAP = 0, + EIGHTTAP_SMOOTH = 1, + EIGHTTAP_SHARP = 2, + SWITCHABLE_FILTERS = 3, /* Number of switchable filters */ + BILINEAR = 3, + // The codec can operate in four possible inter prediction filter mode: + // 8-tap, 8-tap-smooth, 8-tap-sharp, and switching between the three. + SWITCHABLE_FILTER_CONTEXTS = SWITCHABLE_FILTERS + 1, + SWITCHABLE = 4 /* should be the last one */ +} INTERP_FILTER; + +typedef int16_t InterpKernel[SUBPEL_TAPS]; + +const InterpKernel *vp9_get_interp_kernel(INTERP_FILTER filter); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_FILTER_H_ diff --git a/media/libvpx/vp9/common/vp9_frame_buffers.c b/media/libvpx/vp9/common/vp9_frame_buffers.c new file mode 100644 index 000000000..0f41d6698 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_frame_buffers.c @@ -0,0 +1,86 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <assert.h> + +#include "vp9/common/vp9_frame_buffers.h" +#include "vpx_mem/vpx_mem.h" + +int vp9_alloc_internal_frame_buffers(InternalFrameBufferList *list) { + assert(list != NULL); + vp9_free_internal_frame_buffers(list); + + list->num_internal_frame_buffers = + VP9_MAXIMUM_REF_BUFFERS + VPX_MAXIMUM_WORK_BUFFERS; + list->int_fb = + (InternalFrameBuffer *)vpx_calloc(list->num_internal_frame_buffers, + sizeof(*list->int_fb)); + return (list->int_fb == NULL); +} + +void vp9_free_internal_frame_buffers(InternalFrameBufferList *list) { + int i; + + assert(list != NULL); + + for (i = 0; i < list->num_internal_frame_buffers; ++i) { + vpx_free(list->int_fb[i].data); + list->int_fb[i].data = NULL; + } + vpx_free(list->int_fb); + list->int_fb = NULL; +} + +int vp9_get_frame_buffer(void *cb_priv, size_t min_size, + vpx_codec_frame_buffer_t *fb) { + int i; + InternalFrameBufferList *const int_fb_list = + (InternalFrameBufferList *)cb_priv; + if (int_fb_list == NULL) + return -1; + + // Find a free frame buffer. + for (i = 0; i < int_fb_list->num_internal_frame_buffers; ++i) { + if (!int_fb_list->int_fb[i].in_use) + break; + } + + if (i == int_fb_list->num_internal_frame_buffers) + return -1; + + if (int_fb_list->int_fb[i].size < min_size) { + int_fb_list->int_fb[i].data = + (uint8_t *)vpx_realloc(int_fb_list->int_fb[i].data, min_size); + if (!int_fb_list->int_fb[i].data) + return -1; + + // This memset is needed for fixing valgrind error from C loop filter + // due to access uninitialized memory in frame border. It could be + // removed if border is totally removed. + memset(int_fb_list->int_fb[i].data, 0, min_size); + int_fb_list->int_fb[i].size = min_size; + } + + fb->data = int_fb_list->int_fb[i].data; + fb->size = int_fb_list->int_fb[i].size; + int_fb_list->int_fb[i].in_use = 1; + + // Set the frame buffer's private data to point at the internal frame buffer. + fb->priv = &int_fb_list->int_fb[i]; + return 0; +} + +int vp9_release_frame_buffer(void *cb_priv, vpx_codec_frame_buffer_t *fb) { + InternalFrameBuffer *const int_fb = (InternalFrameBuffer *)fb->priv; + (void)cb_priv; + if (int_fb) + int_fb->in_use = 0; + return 0; +} diff --git a/media/libvpx/vp9/common/vp9_frame_buffers.h b/media/libvpx/vp9/common/vp9_frame_buffers.h new file mode 100644 index 000000000..e2cfe61b6 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_frame_buffers.h @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_FRAME_BUFFERS_H_ +#define VP9_COMMON_VP9_FRAME_BUFFERS_H_ + +#include "vpx/vpx_frame_buffer.h" +#include "vpx/vpx_integer.h" + +#ifdef __cplusplus +extern "C" { +#endif + +typedef struct InternalFrameBuffer { + uint8_t *data; + size_t size; + int in_use; +} InternalFrameBuffer; + +typedef struct InternalFrameBufferList { + int num_internal_frame_buffers; + InternalFrameBuffer *int_fb; +} InternalFrameBufferList; + +// Initializes |list|. Returns 0 on success. +int vp9_alloc_internal_frame_buffers(InternalFrameBufferList *list); + +// Free any data allocated to the frame buffers. +void vp9_free_internal_frame_buffers(InternalFrameBufferList *list); + +// Callback used by libvpx to request an external frame buffer. |cb_priv| +// Callback private data, which points to an InternalFrameBufferList. +// |min_size| is the minimum size in bytes needed to decode the next frame. +// |fb| pointer to the frame buffer. +int vp9_get_frame_buffer(void *cb_priv, size_t min_size, + vpx_codec_frame_buffer_t *fb); + +// Callback used by libvpx when there are no references to the frame buffer. +// |cb_priv| is not used. |fb| pointer to the frame buffer. +int vp9_release_frame_buffer(void *cb_priv, vpx_codec_frame_buffer_t *fb); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_FRAME_BUFFERS_H_ diff --git a/media/libvpx/vp9/common/vp9_idct.c b/media/libvpx/vp9/common/vp9_idct.c new file mode 100644 index 000000000..174b96e21 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_idct.c @@ -0,0 +1,2867 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <math.h> + +#include "./vp9_rtcd.h" +#include "vpx_ports/mem.h" +#include "vp9/common/vp9_blockd.h" +#include "vp9/common/vp9_idct.h" +#include "vp9/common/vp9_systemdependent.h" + +static INLINE uint8_t clip_pixel_add(uint8_t dest, tran_high_t trans) { + trans = WRAPLOW(trans, 8); + return clip_pixel(WRAPLOW(dest + trans, 8)); +} + +void vp9_iwht4x4_16_add_c(const tran_low_t *input, uint8_t *dest, int stride) { +/* 4-point reversible, orthonormal inverse Walsh-Hadamard in 3.5 adds, + 0.5 shifts per pixel. */ + int i; + tran_low_t output[16]; + tran_high_t a1, b1, c1, d1, e1; + const tran_low_t *ip = input; + tran_low_t *op = output; + + for (i = 0; i < 4; i++) { + a1 = ip[0] >> UNIT_QUANT_SHIFT; + c1 = ip[1] >> UNIT_QUANT_SHIFT; + d1 = ip[2] >> UNIT_QUANT_SHIFT; + b1 = ip[3] >> UNIT_QUANT_SHIFT; + a1 += c1; + d1 -= b1; + e1 = (a1 - d1) >> 1; + b1 = e1 - b1; + c1 = e1 - c1; + a1 -= b1; + d1 += c1; + op[0] = WRAPLOW(a1, 8); + op[1] = WRAPLOW(b1, 8); + op[2] = WRAPLOW(c1, 8); + op[3] = WRAPLOW(d1, 8); + ip += 4; + op += 4; + } + + ip = output; + for (i = 0; i < 4; i++) { + a1 = ip[4 * 0]; + c1 = ip[4 * 1]; + d1 = ip[4 * 2]; + b1 = ip[4 * 3]; + a1 += c1; + d1 -= b1; + e1 = (a1 - d1) >> 1; + b1 = e1 - b1; + c1 = e1 - c1; + a1 -= b1; + d1 += c1; + dest[stride * 0] = clip_pixel_add(dest[stride * 0], a1); + dest[stride * 1] = clip_pixel_add(dest[stride * 1], b1); + dest[stride * 2] = clip_pixel_add(dest[stride * 2], c1); + dest[stride * 3] = clip_pixel_add(dest[stride * 3], d1); + + ip++; + dest++; + } +} + +void vp9_iwht4x4_1_add_c(const tran_low_t *in, uint8_t *dest, int dest_stride) { + int i; + tran_high_t a1, e1; + tran_low_t tmp[4]; + const tran_low_t *ip = in; + tran_low_t *op = tmp; + + a1 = ip[0] >> UNIT_QUANT_SHIFT; + e1 = a1 >> 1; + a1 -= e1; + op[0] = WRAPLOW(a1, 8); + op[1] = op[2] = op[3] = WRAPLOW(e1, 8); + + ip = tmp; + for (i = 0; i < 4; i++) { + e1 = ip[0] >> 1; + a1 = ip[0] - e1; + dest[dest_stride * 0] = clip_pixel_add(dest[dest_stride * 0], a1); + dest[dest_stride * 1] = clip_pixel_add(dest[dest_stride * 1], e1); + dest[dest_stride * 2] = clip_pixel_add(dest[dest_stride * 2], e1); + dest[dest_stride * 3] = clip_pixel_add(dest[dest_stride * 3], e1); + ip++; + dest++; + } +} + +static void idct4(const tran_low_t *input, tran_low_t *output) { + tran_low_t step[4]; + tran_high_t temp1, temp2; + // stage 1 + temp1 = (input[0] + input[2]) * cospi_16_64; + temp2 = (input[0] - input[2]) * cospi_16_64; + step[0] = WRAPLOW(dct_const_round_shift(temp1), 8); + step[1] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = input[1] * cospi_24_64 - input[3] * cospi_8_64; + temp2 = input[1] * cospi_8_64 + input[3] * cospi_24_64; + step[2] = WRAPLOW(dct_const_round_shift(temp1), 8); + step[3] = WRAPLOW(dct_const_round_shift(temp2), 8); + + // stage 2 + output[0] = WRAPLOW(step[0] + step[3], 8); + output[1] = WRAPLOW(step[1] + step[2], 8); + output[2] = WRAPLOW(step[1] - step[2], 8); + output[3] = WRAPLOW(step[0] - step[3], 8); +} + +void vp9_idct4x4_16_add_c(const tran_low_t *input, uint8_t *dest, int stride) { + tran_low_t out[4 * 4]; + tran_low_t *outptr = out; + int i, j; + tran_low_t temp_in[4], temp_out[4]; + + // Rows + for (i = 0; i < 4; ++i) { + idct4(input, outptr); + input += 4; + outptr += 4; + } + + // Columns + for (i = 0; i < 4; ++i) { + for (j = 0; j < 4; ++j) + temp_in[j] = out[j * 4 + i]; + idct4(temp_in, temp_out); + for (j = 0; j < 4; ++j) { + dest[j * stride + i] = clip_pixel_add(dest[j * stride + i], + ROUND_POWER_OF_TWO(temp_out[j], 4)); + } + } +} + +void vp9_idct4x4_1_add_c(const tran_low_t *input, uint8_t *dest, + int dest_stride) { + int i; + tran_high_t a1; + tran_low_t out = WRAPLOW(dct_const_round_shift(input[0] * cospi_16_64), 8); + out = WRAPLOW(dct_const_round_shift(out * cospi_16_64), 8); + a1 = ROUND_POWER_OF_TWO(out, 4); + + for (i = 0; i < 4; i++) { + dest[0] = clip_pixel_add(dest[0], a1); + dest[1] = clip_pixel_add(dest[1], a1); + dest[2] = clip_pixel_add(dest[2], a1); + dest[3] = clip_pixel_add(dest[3], a1); + dest += dest_stride; + } +} + +static void idct8(const tran_low_t *input, tran_low_t *output) { + tran_low_t step1[8], step2[8]; + tran_high_t temp1, temp2; + // stage 1 + step1[0] = input[0]; + step1[2] = input[4]; + step1[1] = input[2]; + step1[3] = input[6]; + temp1 = input[1] * cospi_28_64 - input[7] * cospi_4_64; + temp2 = input[1] * cospi_4_64 + input[7] * cospi_28_64; + step1[4] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[7] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = input[5] * cospi_12_64 - input[3] * cospi_20_64; + temp2 = input[5] * cospi_20_64 + input[3] * cospi_12_64; + step1[5] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[6] = WRAPLOW(dct_const_round_shift(temp2), 8); + + // stage 2 & stage 3 - even half + idct4(step1, step1); + + // stage 2 - odd half + step2[4] = WRAPLOW(step1[4] + step1[5], 8); + step2[5] = WRAPLOW(step1[4] - step1[5], 8); + step2[6] = WRAPLOW(-step1[6] + step1[7], 8); + step2[7] = WRAPLOW(step1[6] + step1[7], 8); + + // stage 3 -odd half + step1[4] = step2[4]; + temp1 = (step2[6] - step2[5]) * cospi_16_64; + temp2 = (step2[5] + step2[6]) * cospi_16_64; + step1[5] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[6] = WRAPLOW(dct_const_round_shift(temp2), 8); + step1[7] = step2[7]; + + // stage 4 + output[0] = WRAPLOW(step1[0] + step1[7], 8); + output[1] = WRAPLOW(step1[1] + step1[6], 8); + output[2] = WRAPLOW(step1[2] + step1[5], 8); + output[3] = WRAPLOW(step1[3] + step1[4], 8); + output[4] = WRAPLOW(step1[3] - step1[4], 8); + output[5] = WRAPLOW(step1[2] - step1[5], 8); + output[6] = WRAPLOW(step1[1] - step1[6], 8); + output[7] = WRAPLOW(step1[0] - step1[7], 8); +} + +void vp9_idct8x8_64_add_c(const tran_low_t *input, uint8_t *dest, int stride) { + tran_low_t out[8 * 8]; + tran_low_t *outptr = out; + int i, j; + tran_low_t temp_in[8], temp_out[8]; + + // First transform rows + for (i = 0; i < 8; ++i) { + idct8(input, outptr); + input += 8; + outptr += 8; + } + + // Then transform columns + for (i = 0; i < 8; ++i) { + for (j = 0; j < 8; ++j) + temp_in[j] = out[j * 8 + i]; + idct8(temp_in, temp_out); + for (j = 0; j < 8; ++j) { + dest[j * stride + i] = clip_pixel_add(dest[j * stride + i], + ROUND_POWER_OF_TWO(temp_out[j], 5)); + } + } +} + +void vp9_idct8x8_1_add_c(const tran_low_t *input, uint8_t *dest, int stride) { + int i, j; + tran_high_t a1; + tran_low_t out = WRAPLOW(dct_const_round_shift(input[0] * cospi_16_64), 8); + out = WRAPLOW(dct_const_round_shift(out * cospi_16_64), 8); + a1 = ROUND_POWER_OF_TWO(out, 5); + for (j = 0; j < 8; ++j) { + for (i = 0; i < 8; ++i) + dest[i] = clip_pixel_add(dest[i], a1); + dest += stride; + } +} + +static void iadst4(const tran_low_t *input, tran_low_t *output) { + tran_high_t s0, s1, s2, s3, s4, s5, s6, s7; + + tran_low_t x0 = input[0]; + tran_low_t x1 = input[1]; + tran_low_t x2 = input[2]; + tran_low_t x3 = input[3]; + + if (!(x0 | x1 | x2 | x3)) { + output[0] = output[1] = output[2] = output[3] = 0; + return; + } + + s0 = sinpi_1_9 * x0; + s1 = sinpi_2_9 * x0; + s2 = sinpi_3_9 * x1; + s3 = sinpi_4_9 * x2; + s4 = sinpi_1_9 * x2; + s5 = sinpi_2_9 * x3; + s6 = sinpi_4_9 * x3; + s7 = x0 - x2 + x3; + + s0 = s0 + s3 + s5; + s1 = s1 - s4 - s6; + s3 = s2; + s2 = sinpi_3_9 * s7; + + // 1-D transform scaling factor is sqrt(2). + // The overall dynamic range is 14b (input) + 14b (multiplication scaling) + // + 1b (addition) = 29b. + // Hence the output bit depth is 15b. + output[0] = WRAPLOW(dct_const_round_shift(s0 + s3), 8); + output[1] = WRAPLOW(dct_const_round_shift(s1 + s3), 8); + output[2] = WRAPLOW(dct_const_round_shift(s2), 8); + output[3] = WRAPLOW(dct_const_round_shift(s0 + s1 - s3), 8); +} + +void vp9_iht4x4_16_add_c(const tran_low_t *input, uint8_t *dest, int stride, + int tx_type) { + const transform_2d IHT_4[] = { + { idct4, idct4 }, // DCT_DCT = 0 + { iadst4, idct4 }, // ADST_DCT = 1 + { idct4, iadst4 }, // DCT_ADST = 2 + { iadst4, iadst4 } // ADST_ADST = 3 + }; + + int i, j; + tran_low_t out[4 * 4]; + tran_low_t *outptr = out; + tran_low_t temp_in[4], temp_out[4]; + + // inverse transform row vectors + for (i = 0; i < 4; ++i) { + IHT_4[tx_type].rows(input, outptr); + input += 4; + outptr += 4; + } + + // inverse transform column vectors + for (i = 0; i < 4; ++i) { + for (j = 0; j < 4; ++j) + temp_in[j] = out[j * 4 + i]; + IHT_4[tx_type].cols(temp_in, temp_out); + for (j = 0; j < 4; ++j) { + dest[j * stride + i] = clip_pixel_add(dest[j * stride + i], + ROUND_POWER_OF_TWO(temp_out[j], 4)); + } + } +} + +static void iadst8(const tran_low_t *input, tran_low_t *output) { + int s0, s1, s2, s3, s4, s5, s6, s7; + + tran_high_t x0 = input[7]; + tran_high_t x1 = input[0]; + tran_high_t x2 = input[5]; + tran_high_t x3 = input[2]; + tran_high_t x4 = input[3]; + tran_high_t x5 = input[4]; + tran_high_t x6 = input[1]; + tran_high_t x7 = input[6]; + + if (!(x0 | x1 | x2 | x3 | x4 | x5 | x6 | x7)) { + output[0] = output[1] = output[2] = output[3] = output[4] + = output[5] = output[6] = output[7] = 0; + return; + } + + // stage 1 + s0 = (int)(cospi_2_64 * x0 + cospi_30_64 * x1); + s1 = (int)(cospi_30_64 * x0 - cospi_2_64 * x1); + s2 = (int)(cospi_10_64 * x2 + cospi_22_64 * x3); + s3 = (int)(cospi_22_64 * x2 - cospi_10_64 * x3); + s4 = (int)(cospi_18_64 * x4 + cospi_14_64 * x5); + s5 = (int)(cospi_14_64 * x4 - cospi_18_64 * x5); + s6 = (int)(cospi_26_64 * x6 + cospi_6_64 * x7); + s7 = (int)(cospi_6_64 * x6 - cospi_26_64 * x7); + + x0 = WRAPLOW(dct_const_round_shift(s0 + s4), 8); + x1 = WRAPLOW(dct_const_round_shift(s1 + s5), 8); + x2 = WRAPLOW(dct_const_round_shift(s2 + s6), 8); + x3 = WRAPLOW(dct_const_round_shift(s3 + s7), 8); + x4 = WRAPLOW(dct_const_round_shift(s0 - s4), 8); + x5 = WRAPLOW(dct_const_round_shift(s1 - s5), 8); + x6 = WRAPLOW(dct_const_round_shift(s2 - s6), 8); + x7 = WRAPLOW(dct_const_round_shift(s3 - s7), 8); + + // stage 2 + s0 = (int)x0; + s1 = (int)x1; + s2 = (int)x2; + s3 = (int)x3; + s4 = (int)(cospi_8_64 * x4 + cospi_24_64 * x5); + s5 = (int)(cospi_24_64 * x4 - cospi_8_64 * x5); + s6 = (int)(-cospi_24_64 * x6 + cospi_8_64 * x7); + s7 = (int)(cospi_8_64 * x6 + cospi_24_64 * x7); + + x0 = WRAPLOW(s0 + s2, 8); + x1 = WRAPLOW(s1 + s3, 8); + x2 = WRAPLOW(s0 - s2, 8); + x3 = WRAPLOW(s1 - s3, 8); + x4 = WRAPLOW(dct_const_round_shift(s4 + s6), 8); + x5 = WRAPLOW(dct_const_round_shift(s5 + s7), 8); + x6 = WRAPLOW(dct_const_round_shift(s4 - s6), 8); + x7 = WRAPLOW(dct_const_round_shift(s5 - s7), 8); + + // stage 3 + s2 = (int)(cospi_16_64 * (x2 + x3)); + s3 = (int)(cospi_16_64 * (x2 - x3)); + s6 = (int)(cospi_16_64 * (x6 + x7)); + s7 = (int)(cospi_16_64 * (x6 - x7)); + + x2 = WRAPLOW(dct_const_round_shift(s2), 8); + x3 = WRAPLOW(dct_const_round_shift(s3), 8); + x6 = WRAPLOW(dct_const_round_shift(s6), 8); + x7 = WRAPLOW(dct_const_round_shift(s7), 8); + + output[0] = WRAPLOW(x0, 8); + output[1] = WRAPLOW(-x4, 8); + output[2] = WRAPLOW(x6, 8); + output[3] = WRAPLOW(-x2, 8); + output[4] = WRAPLOW(x3, 8); + output[5] = WRAPLOW(-x7, 8); + output[6] = WRAPLOW(x5, 8); + output[7] = WRAPLOW(-x1, 8); +} + +static const transform_2d IHT_8[] = { + { idct8, idct8 }, // DCT_DCT = 0 + { iadst8, idct8 }, // ADST_DCT = 1 + { idct8, iadst8 }, // DCT_ADST = 2 + { iadst8, iadst8 } // ADST_ADST = 3 +}; + +void vp9_iht8x8_64_add_c(const tran_low_t *input, uint8_t *dest, int stride, + int tx_type) { + int i, j; + tran_low_t out[8 * 8]; + tran_low_t *outptr = out; + tran_low_t temp_in[8], temp_out[8]; + const transform_2d ht = IHT_8[tx_type]; + + // inverse transform row vectors + for (i = 0; i < 8; ++i) { + ht.rows(input, outptr); + input += 8; + outptr += 8; + } + + // inverse transform column vectors + for (i = 0; i < 8; ++i) { + for (j = 0; j < 8; ++j) + temp_in[j] = out[j * 8 + i]; + ht.cols(temp_in, temp_out); + for (j = 0; j < 8; ++j) { + dest[j * stride + i] = clip_pixel_add(dest[j * stride + i], + ROUND_POWER_OF_TWO(temp_out[j], 5)); + } + } +} + +void vp9_idct8x8_12_add_c(const tran_low_t *input, uint8_t *dest, int stride) { + tran_low_t out[8 * 8] = { 0 }; + tran_low_t *outptr = out; + int i, j; + tran_low_t temp_in[8], temp_out[8]; + + // First transform rows + // only first 4 row has non-zero coefs + for (i = 0; i < 4; ++i) { + idct8(input, outptr); + input += 8; + outptr += 8; + } + + // Then transform columns + for (i = 0; i < 8; ++i) { + for (j = 0; j < 8; ++j) + temp_in[j] = out[j * 8 + i]; + idct8(temp_in, temp_out); + for (j = 0; j < 8; ++j) { + dest[j * stride + i] = clip_pixel_add(dest[j * stride + i], + ROUND_POWER_OF_TWO(temp_out[j], 5)); + } + } +} + +static void idct16(const tran_low_t *input, tran_low_t *output) { + tran_low_t step1[16], step2[16]; + tran_high_t temp1, temp2; + + // stage 1 + step1[0] = input[0/2]; + step1[1] = input[16/2]; + step1[2] = input[8/2]; + step1[3] = input[24/2]; + step1[4] = input[4/2]; + step1[5] = input[20/2]; + step1[6] = input[12/2]; + step1[7] = input[28/2]; + step1[8] = input[2/2]; + step1[9] = input[18/2]; + step1[10] = input[10/2]; + step1[11] = input[26/2]; + step1[12] = input[6/2]; + step1[13] = input[22/2]; + step1[14] = input[14/2]; + step1[15] = input[30/2]; + + // stage 2 + step2[0] = step1[0]; + step2[1] = step1[1]; + step2[2] = step1[2]; + step2[3] = step1[3]; + step2[4] = step1[4]; + step2[5] = step1[5]; + step2[6] = step1[6]; + step2[7] = step1[7]; + + temp1 = step1[8] * cospi_30_64 - step1[15] * cospi_2_64; + temp2 = step1[8] * cospi_2_64 + step1[15] * cospi_30_64; + step2[8] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[15] = WRAPLOW(dct_const_round_shift(temp2), 8); + + temp1 = step1[9] * cospi_14_64 - step1[14] * cospi_18_64; + temp2 = step1[9] * cospi_18_64 + step1[14] * cospi_14_64; + step2[9] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[14] = WRAPLOW(dct_const_round_shift(temp2), 8); + + temp1 = step1[10] * cospi_22_64 - step1[13] * cospi_10_64; + temp2 = step1[10] * cospi_10_64 + step1[13] * cospi_22_64; + step2[10] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[13] = WRAPLOW(dct_const_round_shift(temp2), 8); + + temp1 = step1[11] * cospi_6_64 - step1[12] * cospi_26_64; + temp2 = step1[11] * cospi_26_64 + step1[12] * cospi_6_64; + step2[11] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[12] = WRAPLOW(dct_const_round_shift(temp2), 8); + + // stage 3 + step1[0] = step2[0]; + step1[1] = step2[1]; + step1[2] = step2[2]; + step1[3] = step2[3]; + + temp1 = step2[4] * cospi_28_64 - step2[7] * cospi_4_64; + temp2 = step2[4] * cospi_4_64 + step2[7] * cospi_28_64; + step1[4] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[7] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = step2[5] * cospi_12_64 - step2[6] * cospi_20_64; + temp2 = step2[5] * cospi_20_64 + step2[6] * cospi_12_64; + step1[5] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[6] = WRAPLOW(dct_const_round_shift(temp2), 8); + + step1[8] = WRAPLOW(step2[8] + step2[9], 8); + step1[9] = WRAPLOW(step2[8] - step2[9], 8); + step1[10] = WRAPLOW(-step2[10] + step2[11], 8); + step1[11] = WRAPLOW(step2[10] + step2[11], 8); + step1[12] = WRAPLOW(step2[12] + step2[13], 8); + step1[13] = WRAPLOW(step2[12] - step2[13], 8); + step1[14] = WRAPLOW(-step2[14] + step2[15], 8); + step1[15] = WRAPLOW(step2[14] + step2[15], 8); + + // stage 4 + temp1 = (step1[0] + step1[1]) * cospi_16_64; + temp2 = (step1[0] - step1[1]) * cospi_16_64; + step2[0] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[1] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = step1[2] * cospi_24_64 - step1[3] * cospi_8_64; + temp2 = step1[2] * cospi_8_64 + step1[3] * cospi_24_64; + step2[2] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[3] = WRAPLOW(dct_const_round_shift(temp2), 8); + step2[4] = WRAPLOW(step1[4] + step1[5], 8); + step2[5] = WRAPLOW(step1[4] - step1[5], 8); + step2[6] = WRAPLOW(-step1[6] + step1[7], 8); + step2[7] = WRAPLOW(step1[6] + step1[7], 8); + + step2[8] = step1[8]; + step2[15] = step1[15]; + temp1 = -step1[9] * cospi_8_64 + step1[14] * cospi_24_64; + temp2 = step1[9] * cospi_24_64 + step1[14] * cospi_8_64; + step2[9] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[14] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = -step1[10] * cospi_24_64 - step1[13] * cospi_8_64; + temp2 = -step1[10] * cospi_8_64 + step1[13] * cospi_24_64; + step2[10] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[13] = WRAPLOW(dct_const_round_shift(temp2), 8); + step2[11] = step1[11]; + step2[12] = step1[12]; + + // stage 5 + step1[0] = WRAPLOW(step2[0] + step2[3], 8); + step1[1] = WRAPLOW(step2[1] + step2[2], 8); + step1[2] = WRAPLOW(step2[1] - step2[2], 8); + step1[3] = WRAPLOW(step2[0] - step2[3], 8); + step1[4] = step2[4]; + temp1 = (step2[6] - step2[5]) * cospi_16_64; + temp2 = (step2[5] + step2[6]) * cospi_16_64; + step1[5] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[6] = WRAPLOW(dct_const_round_shift(temp2), 8); + step1[7] = step2[7]; + + step1[8] = WRAPLOW(step2[8] + step2[11], 8); + step1[9] = WRAPLOW(step2[9] + step2[10], 8); + step1[10] = WRAPLOW(step2[9] - step2[10], 8); + step1[11] = WRAPLOW(step2[8] - step2[11], 8); + step1[12] = WRAPLOW(-step2[12] + step2[15], 8); + step1[13] = WRAPLOW(-step2[13] + step2[14], 8); + step1[14] = WRAPLOW(step2[13] + step2[14], 8); + step1[15] = WRAPLOW(step2[12] + step2[15], 8); + + // stage 6 + step2[0] = WRAPLOW(step1[0] + step1[7], 8); + step2[1] = WRAPLOW(step1[1] + step1[6], 8); + step2[2] = WRAPLOW(step1[2] + step1[5], 8); + step2[3] = WRAPLOW(step1[3] + step1[4], 8); + step2[4] = WRAPLOW(step1[3] - step1[4], 8); + step2[5] = WRAPLOW(step1[2] - step1[5], 8); + step2[6] = WRAPLOW(step1[1] - step1[6], 8); + step2[7] = WRAPLOW(step1[0] - step1[7], 8); + step2[8] = step1[8]; + step2[9] = step1[9]; + temp1 = (-step1[10] + step1[13]) * cospi_16_64; + temp2 = (step1[10] + step1[13]) * cospi_16_64; + step2[10] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[13] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = (-step1[11] + step1[12]) * cospi_16_64; + temp2 = (step1[11] + step1[12]) * cospi_16_64; + step2[11] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[12] = WRAPLOW(dct_const_round_shift(temp2), 8); + step2[14] = step1[14]; + step2[15] = step1[15]; + + // stage 7 + output[0] = WRAPLOW(step2[0] + step2[15], 8); + output[1] = WRAPLOW(step2[1] + step2[14], 8); + output[2] = WRAPLOW(step2[2] + step2[13], 8); + output[3] = WRAPLOW(step2[3] + step2[12], 8); + output[4] = WRAPLOW(step2[4] + step2[11], 8); + output[5] = WRAPLOW(step2[5] + step2[10], 8); + output[6] = WRAPLOW(step2[6] + step2[9], 8); + output[7] = WRAPLOW(step2[7] + step2[8], 8); + output[8] = WRAPLOW(step2[7] - step2[8], 8); + output[9] = WRAPLOW(step2[6] - step2[9], 8); + output[10] = WRAPLOW(step2[5] - step2[10], 8); + output[11] = WRAPLOW(step2[4] - step2[11], 8); + output[12] = WRAPLOW(step2[3] - step2[12], 8); + output[13] = WRAPLOW(step2[2] - step2[13], 8); + output[14] = WRAPLOW(step2[1] - step2[14], 8); + output[15] = WRAPLOW(step2[0] - step2[15], 8); +} + +void vp9_idct16x16_256_add_c(const tran_low_t *input, uint8_t *dest, + int stride) { + tran_low_t out[16 * 16]; + tran_low_t *outptr = out; + int i, j; + tran_low_t temp_in[16], temp_out[16]; + + // First transform rows + for (i = 0; i < 16; ++i) { + idct16(input, outptr); + input += 16; + outptr += 16; + } + + // Then transform columns + for (i = 0; i < 16; ++i) { + for (j = 0; j < 16; ++j) + temp_in[j] = out[j * 16 + i]; + idct16(temp_in, temp_out); + for (j = 0; j < 16; ++j) { + dest[j * stride + i] = clip_pixel_add(dest[j * stride + i], + ROUND_POWER_OF_TWO(temp_out[j], 6)); + } + } +} + +static void iadst16(const tran_low_t *input, tran_low_t *output) { + tran_high_t s0, s1, s2, s3, s4, s5, s6, s7, s8; + tran_high_t s9, s10, s11, s12, s13, s14, s15; + + tran_high_t x0 = input[15]; + tran_high_t x1 = input[0]; + tran_high_t x2 = input[13]; + tran_high_t x3 = input[2]; + tran_high_t x4 = input[11]; + tran_high_t x5 = input[4]; + tran_high_t x6 = input[9]; + tran_high_t x7 = input[6]; + tran_high_t x8 = input[7]; + tran_high_t x9 = input[8]; + tran_high_t x10 = input[5]; + tran_high_t x11 = input[10]; + tran_high_t x12 = input[3]; + tran_high_t x13 = input[12]; + tran_high_t x14 = input[1]; + tran_high_t x15 = input[14]; + + if (!(x0 | x1 | x2 | x3 | x4 | x5 | x6 | x7 | x8 + | x9 | x10 | x11 | x12 | x13 | x14 | x15)) { + output[0] = output[1] = output[2] = output[3] = output[4] + = output[5] = output[6] = output[7] = output[8] + = output[9] = output[10] = output[11] = output[12] + = output[13] = output[14] = output[15] = 0; + return; + } + + // stage 1 + s0 = x0 * cospi_1_64 + x1 * cospi_31_64; + s1 = x0 * cospi_31_64 - x1 * cospi_1_64; + s2 = x2 * cospi_5_64 + x3 * cospi_27_64; + s3 = x2 * cospi_27_64 - x3 * cospi_5_64; + s4 = x4 * cospi_9_64 + x5 * cospi_23_64; + s5 = x4 * cospi_23_64 - x5 * cospi_9_64; + s6 = x6 * cospi_13_64 + x7 * cospi_19_64; + s7 = x6 * cospi_19_64 - x7 * cospi_13_64; + s8 = x8 * cospi_17_64 + x9 * cospi_15_64; + s9 = x8 * cospi_15_64 - x9 * cospi_17_64; + s10 = x10 * cospi_21_64 + x11 * cospi_11_64; + s11 = x10 * cospi_11_64 - x11 * cospi_21_64; + s12 = x12 * cospi_25_64 + x13 * cospi_7_64; + s13 = x12 * cospi_7_64 - x13 * cospi_25_64; + s14 = x14 * cospi_29_64 + x15 * cospi_3_64; + s15 = x14 * cospi_3_64 - x15 * cospi_29_64; + + x0 = WRAPLOW(dct_const_round_shift(s0 + s8), 8); + x1 = WRAPLOW(dct_const_round_shift(s1 + s9), 8); + x2 = WRAPLOW(dct_const_round_shift(s2 + s10), 8); + x3 = WRAPLOW(dct_const_round_shift(s3 + s11), 8); + x4 = WRAPLOW(dct_const_round_shift(s4 + s12), 8); + x5 = WRAPLOW(dct_const_round_shift(s5 + s13), 8); + x6 = WRAPLOW(dct_const_round_shift(s6 + s14), 8); + x7 = WRAPLOW(dct_const_round_shift(s7 + s15), 8); + x8 = WRAPLOW(dct_const_round_shift(s0 - s8), 8); + x9 = WRAPLOW(dct_const_round_shift(s1 - s9), 8); + x10 = WRAPLOW(dct_const_round_shift(s2 - s10), 8); + x11 = WRAPLOW(dct_const_round_shift(s3 - s11), 8); + x12 = WRAPLOW(dct_const_round_shift(s4 - s12), 8); + x13 = WRAPLOW(dct_const_round_shift(s5 - s13), 8); + x14 = WRAPLOW(dct_const_round_shift(s6 - s14), 8); + x15 = WRAPLOW(dct_const_round_shift(s7 - s15), 8); + + // stage 2 + s0 = x0; + s1 = x1; + s2 = x2; + s3 = x3; + s4 = x4; + s5 = x5; + s6 = x6; + s7 = x7; + s8 = x8 * cospi_4_64 + x9 * cospi_28_64; + s9 = x8 * cospi_28_64 - x9 * cospi_4_64; + s10 = x10 * cospi_20_64 + x11 * cospi_12_64; + s11 = x10 * cospi_12_64 - x11 * cospi_20_64; + s12 = - x12 * cospi_28_64 + x13 * cospi_4_64; + s13 = x12 * cospi_4_64 + x13 * cospi_28_64; + s14 = - x14 * cospi_12_64 + x15 * cospi_20_64; + s15 = x14 * cospi_20_64 + x15 * cospi_12_64; + + x0 = WRAPLOW(s0 + s4, 8); + x1 = WRAPLOW(s1 + s5, 8); + x2 = WRAPLOW(s2 + s6, 8); + x3 = WRAPLOW(s3 + s7, 8); + x4 = WRAPLOW(s0 - s4, 8); + x5 = WRAPLOW(s1 - s5, 8); + x6 = WRAPLOW(s2 - s6, 8); + x7 = WRAPLOW(s3 - s7, 8); + x8 = WRAPLOW(dct_const_round_shift(s8 + s12), 8); + x9 = WRAPLOW(dct_const_round_shift(s9 + s13), 8); + x10 = WRAPLOW(dct_const_round_shift(s10 + s14), 8); + x11 = WRAPLOW(dct_const_round_shift(s11 + s15), 8); + x12 = WRAPLOW(dct_const_round_shift(s8 - s12), 8); + x13 = WRAPLOW(dct_const_round_shift(s9 - s13), 8); + x14 = WRAPLOW(dct_const_round_shift(s10 - s14), 8); + x15 = WRAPLOW(dct_const_round_shift(s11 - s15), 8); + + // stage 3 + s0 = x0; + s1 = x1; + s2 = x2; + s3 = x3; + s4 = x4 * cospi_8_64 + x5 * cospi_24_64; + s5 = x4 * cospi_24_64 - x5 * cospi_8_64; + s6 = - x6 * cospi_24_64 + x7 * cospi_8_64; + s7 = x6 * cospi_8_64 + x7 * cospi_24_64; + s8 = x8; + s9 = x9; + s10 = x10; + s11 = x11; + s12 = x12 * cospi_8_64 + x13 * cospi_24_64; + s13 = x12 * cospi_24_64 - x13 * cospi_8_64; + s14 = - x14 * cospi_24_64 + x15 * cospi_8_64; + s15 = x14 * cospi_8_64 + x15 * cospi_24_64; + + x0 = WRAPLOW(check_range(s0 + s2), 8); + x1 = WRAPLOW(check_range(s1 + s3), 8); + x2 = WRAPLOW(check_range(s0 - s2), 8); + x3 = WRAPLOW(check_range(s1 - s3), 8); + x4 = WRAPLOW(dct_const_round_shift(s4 + s6), 8); + x5 = WRAPLOW(dct_const_round_shift(s5 + s7), 8); + x6 = WRAPLOW(dct_const_round_shift(s4 - s6), 8); + x7 = WRAPLOW(dct_const_round_shift(s5 - s7), 8); + x8 = WRAPLOW(check_range(s8 + s10), 8); + x9 = WRAPLOW(check_range(s9 + s11), 8); + x10 = WRAPLOW(check_range(s8 - s10), 8); + x11 = WRAPLOW(check_range(s9 - s11), 8); + x12 = WRAPLOW(dct_const_round_shift(s12 + s14), 8); + x13 = WRAPLOW(dct_const_round_shift(s13 + s15), 8); + x14 = WRAPLOW(dct_const_round_shift(s12 - s14), 8); + x15 = WRAPLOW(dct_const_round_shift(s13 - s15), 8); + + // stage 4 + s2 = (- cospi_16_64) * (x2 + x3); + s3 = cospi_16_64 * (x2 - x3); + s6 = cospi_16_64 * (x6 + x7); + s7 = cospi_16_64 * (- x6 + x7); + s10 = cospi_16_64 * (x10 + x11); + s11 = cospi_16_64 * (- x10 + x11); + s14 = (- cospi_16_64) * (x14 + x15); + s15 = cospi_16_64 * (x14 - x15); + + x2 = WRAPLOW(dct_const_round_shift(s2), 8); + x3 = WRAPLOW(dct_const_round_shift(s3), 8); + x6 = WRAPLOW(dct_const_round_shift(s6), 8); + x7 = WRAPLOW(dct_const_round_shift(s7), 8); + x10 = WRAPLOW(dct_const_round_shift(s10), 8); + x11 = WRAPLOW(dct_const_round_shift(s11), 8); + x14 = WRAPLOW(dct_const_round_shift(s14), 8); + x15 = WRAPLOW(dct_const_round_shift(s15), 8); + + output[0] = WRAPLOW(x0, 8); + output[1] = WRAPLOW(-x8, 8); + output[2] = WRAPLOW(x12, 8); + output[3] = WRAPLOW(-x4, 8); + output[4] = WRAPLOW(x6, 8); + output[5] = WRAPLOW(x14, 8); + output[6] = WRAPLOW(x10, 8); + output[7] = WRAPLOW(x2, 8); + output[8] = WRAPLOW(x3, 8); + output[9] = WRAPLOW(x11, 8); + output[10] = WRAPLOW(x15, 8); + output[11] = WRAPLOW(x7, 8); + output[12] = WRAPLOW(x5, 8); + output[13] = WRAPLOW(-x13, 8); + output[14] = WRAPLOW(x9, 8); + output[15] = WRAPLOW(-x1, 8); +} + +static const transform_2d IHT_16[] = { + { idct16, idct16 }, // DCT_DCT = 0 + { iadst16, idct16 }, // ADST_DCT = 1 + { idct16, iadst16 }, // DCT_ADST = 2 + { iadst16, iadst16 } // ADST_ADST = 3 +}; + +void vp9_iht16x16_256_add_c(const tran_low_t *input, uint8_t *dest, int stride, + int tx_type) { + int i, j; + tran_low_t out[16 * 16]; + tran_low_t *outptr = out; + tran_low_t temp_in[16], temp_out[16]; + const transform_2d ht = IHT_16[tx_type]; + + // Rows + for (i = 0; i < 16; ++i) { + ht.rows(input, outptr); + input += 16; + outptr += 16; + } + + // Columns + for (i = 0; i < 16; ++i) { + for (j = 0; j < 16; ++j) + temp_in[j] = out[j * 16 + i]; + ht.cols(temp_in, temp_out); + for (j = 0; j < 16; ++j) { + dest[j * stride + i] = clip_pixel_add(dest[j * stride + i], + ROUND_POWER_OF_TWO(temp_out[j], 6)); + } + } +} + +void vp9_idct16x16_10_add_c(const tran_low_t *input, uint8_t *dest, + int stride) { + tran_low_t out[16 * 16] = { 0 }; + tran_low_t *outptr = out; + int i, j; + tran_low_t temp_in[16], temp_out[16]; + + // First transform rows. Since all non-zero dct coefficients are in + // upper-left 4x4 area, we only need to calculate first 4 rows here. + for (i = 0; i < 4; ++i) { + idct16(input, outptr); + input += 16; + outptr += 16; + } + + // Then transform columns + for (i = 0; i < 16; ++i) { + for (j = 0; j < 16; ++j) + temp_in[j] = out[j*16 + i]; + idct16(temp_in, temp_out); + for (j = 0; j < 16; ++j) { + dest[j * stride + i] = clip_pixel_add(dest[j * stride + i], + ROUND_POWER_OF_TWO(temp_out[j], 6)); + } + } +} + +void vp9_idct16x16_1_add_c(const tran_low_t *input, uint8_t *dest, int stride) { + int i, j; + tran_high_t a1; + tran_low_t out = WRAPLOW(dct_const_round_shift(input[0] * cospi_16_64), 8); + out = WRAPLOW(dct_const_round_shift(out * cospi_16_64), 8); + a1 = ROUND_POWER_OF_TWO(out, 6); + for (j = 0; j < 16; ++j) { + for (i = 0; i < 16; ++i) + dest[i] = clip_pixel_add(dest[i], a1); + dest += stride; + } +} + +static void idct32(const tran_low_t *input, tran_low_t *output) { + tran_low_t step1[32], step2[32]; + tran_high_t temp1, temp2; + + // stage 1 + step1[0] = input[0]; + step1[1] = input[16]; + step1[2] = input[8]; + step1[3] = input[24]; + step1[4] = input[4]; + step1[5] = input[20]; + step1[6] = input[12]; + step1[7] = input[28]; + step1[8] = input[2]; + step1[9] = input[18]; + step1[10] = input[10]; + step1[11] = input[26]; + step1[12] = input[6]; + step1[13] = input[22]; + step1[14] = input[14]; + step1[15] = input[30]; + + temp1 = input[1] * cospi_31_64 - input[31] * cospi_1_64; + temp2 = input[1] * cospi_1_64 + input[31] * cospi_31_64; + step1[16] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[31] = WRAPLOW(dct_const_round_shift(temp2), 8); + + temp1 = input[17] * cospi_15_64 - input[15] * cospi_17_64; + temp2 = input[17] * cospi_17_64 + input[15] * cospi_15_64; + step1[17] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[30] = WRAPLOW(dct_const_round_shift(temp2), 8); + + temp1 = input[9] * cospi_23_64 - input[23] * cospi_9_64; + temp2 = input[9] * cospi_9_64 + input[23] * cospi_23_64; + step1[18] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[29] = WRAPLOW(dct_const_round_shift(temp2), 8); + + temp1 = input[25] * cospi_7_64 - input[7] * cospi_25_64; + temp2 = input[25] * cospi_25_64 + input[7] * cospi_7_64; + step1[19] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[28] = WRAPLOW(dct_const_round_shift(temp2), 8); + + temp1 = input[5] * cospi_27_64 - input[27] * cospi_5_64; + temp2 = input[5] * cospi_5_64 + input[27] * cospi_27_64; + step1[20] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[27] = WRAPLOW(dct_const_round_shift(temp2), 8); + + temp1 = input[21] * cospi_11_64 - input[11] * cospi_21_64; + temp2 = input[21] * cospi_21_64 + input[11] * cospi_11_64; + step1[21] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[26] = WRAPLOW(dct_const_round_shift(temp2), 8); + + temp1 = input[13] * cospi_19_64 - input[19] * cospi_13_64; + temp2 = input[13] * cospi_13_64 + input[19] * cospi_19_64; + step1[22] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[25] = WRAPLOW(dct_const_round_shift(temp2), 8); + + temp1 = input[29] * cospi_3_64 - input[3] * cospi_29_64; + temp2 = input[29] * cospi_29_64 + input[3] * cospi_3_64; + step1[23] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[24] = WRAPLOW(dct_const_round_shift(temp2), 8); + + // stage 2 + step2[0] = step1[0]; + step2[1] = step1[1]; + step2[2] = step1[2]; + step2[3] = step1[3]; + step2[4] = step1[4]; + step2[5] = step1[5]; + step2[6] = step1[6]; + step2[7] = step1[7]; + + temp1 = step1[8] * cospi_30_64 - step1[15] * cospi_2_64; + temp2 = step1[8] * cospi_2_64 + step1[15] * cospi_30_64; + step2[8] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[15] = WRAPLOW(dct_const_round_shift(temp2), 8); + + temp1 = step1[9] * cospi_14_64 - step1[14] * cospi_18_64; + temp2 = step1[9] * cospi_18_64 + step1[14] * cospi_14_64; + step2[9] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[14] = WRAPLOW(dct_const_round_shift(temp2), 8); + + temp1 = step1[10] * cospi_22_64 - step1[13] * cospi_10_64; + temp2 = step1[10] * cospi_10_64 + step1[13] * cospi_22_64; + step2[10] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[13] = WRAPLOW(dct_const_round_shift(temp2), 8); + + temp1 = step1[11] * cospi_6_64 - step1[12] * cospi_26_64; + temp2 = step1[11] * cospi_26_64 + step1[12] * cospi_6_64; + step2[11] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[12] = WRAPLOW(dct_const_round_shift(temp2), 8); + + step2[16] = WRAPLOW(step1[16] + step1[17], 8); + step2[17] = WRAPLOW(step1[16] - step1[17], 8); + step2[18] = WRAPLOW(-step1[18] + step1[19], 8); + step2[19] = WRAPLOW(step1[18] + step1[19], 8); + step2[20] = WRAPLOW(step1[20] + step1[21], 8); + step2[21] = WRAPLOW(step1[20] - step1[21], 8); + step2[22] = WRAPLOW(-step1[22] + step1[23], 8); + step2[23] = WRAPLOW(step1[22] + step1[23], 8); + step2[24] = WRAPLOW(step1[24] + step1[25], 8); + step2[25] = WRAPLOW(step1[24] - step1[25], 8); + step2[26] = WRAPLOW(-step1[26] + step1[27], 8); + step2[27] = WRAPLOW(step1[26] + step1[27], 8); + step2[28] = WRAPLOW(step1[28] + step1[29], 8); + step2[29] = WRAPLOW(step1[28] - step1[29], 8); + step2[30] = WRAPLOW(-step1[30] + step1[31], 8); + step2[31] = WRAPLOW(step1[30] + step1[31], 8); + + // stage 3 + step1[0] = step2[0]; + step1[1] = step2[1]; + step1[2] = step2[2]; + step1[3] = step2[3]; + + temp1 = step2[4] * cospi_28_64 - step2[7] * cospi_4_64; + temp2 = step2[4] * cospi_4_64 + step2[7] * cospi_28_64; + step1[4] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[7] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = step2[5] * cospi_12_64 - step2[6] * cospi_20_64; + temp2 = step2[5] * cospi_20_64 + step2[6] * cospi_12_64; + step1[5] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[6] = WRAPLOW(dct_const_round_shift(temp2), 8); + + step1[8] = WRAPLOW(step2[8] + step2[9], 8); + step1[9] = WRAPLOW(step2[8] - step2[9], 8); + step1[10] = WRAPLOW(-step2[10] + step2[11], 8); + step1[11] = WRAPLOW(step2[10] + step2[11], 8); + step1[12] = WRAPLOW(step2[12] + step2[13], 8); + step1[13] = WRAPLOW(step2[12] - step2[13], 8); + step1[14] = WRAPLOW(-step2[14] + step2[15], 8); + step1[15] = WRAPLOW(step2[14] + step2[15], 8); + + step1[16] = step2[16]; + step1[31] = step2[31]; + temp1 = -step2[17] * cospi_4_64 + step2[30] * cospi_28_64; + temp2 = step2[17] * cospi_28_64 + step2[30] * cospi_4_64; + step1[17] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[30] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = -step2[18] * cospi_28_64 - step2[29] * cospi_4_64; + temp2 = -step2[18] * cospi_4_64 + step2[29] * cospi_28_64; + step1[18] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[29] = WRAPLOW(dct_const_round_shift(temp2), 8); + step1[19] = step2[19]; + step1[20] = step2[20]; + temp1 = -step2[21] * cospi_20_64 + step2[26] * cospi_12_64; + temp2 = step2[21] * cospi_12_64 + step2[26] * cospi_20_64; + step1[21] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[26] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = -step2[22] * cospi_12_64 - step2[25] * cospi_20_64; + temp2 = -step2[22] * cospi_20_64 + step2[25] * cospi_12_64; + step1[22] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[25] = WRAPLOW(dct_const_round_shift(temp2), 8); + step1[23] = step2[23]; + step1[24] = step2[24]; + step1[27] = step2[27]; + step1[28] = step2[28]; + + // stage 4 + temp1 = (step1[0] + step1[1]) * cospi_16_64; + temp2 = (step1[0] - step1[1]) * cospi_16_64; + step2[0] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[1] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = step1[2] * cospi_24_64 - step1[3] * cospi_8_64; + temp2 = step1[2] * cospi_8_64 + step1[3] * cospi_24_64; + step2[2] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[3] = WRAPLOW(dct_const_round_shift(temp2), 8); + step2[4] = WRAPLOW(step1[4] + step1[5], 8); + step2[5] = WRAPLOW(step1[4] - step1[5], 8); + step2[6] = WRAPLOW(-step1[6] + step1[7], 8); + step2[7] = WRAPLOW(step1[6] + step1[7], 8); + + step2[8] = step1[8]; + step2[15] = step1[15]; + temp1 = -step1[9] * cospi_8_64 + step1[14] * cospi_24_64; + temp2 = step1[9] * cospi_24_64 + step1[14] * cospi_8_64; + step2[9] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[14] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = -step1[10] * cospi_24_64 - step1[13] * cospi_8_64; + temp2 = -step1[10] * cospi_8_64 + step1[13] * cospi_24_64; + step2[10] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[13] = WRAPLOW(dct_const_round_shift(temp2), 8); + step2[11] = step1[11]; + step2[12] = step1[12]; + + step2[16] = WRAPLOW(step1[16] + step1[19], 8); + step2[17] = WRAPLOW(step1[17] + step1[18], 8); + step2[18] = WRAPLOW(step1[17] - step1[18], 8); + step2[19] = WRAPLOW(step1[16] - step1[19], 8); + step2[20] = WRAPLOW(-step1[20] + step1[23], 8); + step2[21] = WRAPLOW(-step1[21] + step1[22], 8); + step2[22] = WRAPLOW(step1[21] + step1[22], 8); + step2[23] = WRAPLOW(step1[20] + step1[23], 8); + + step2[24] = WRAPLOW(step1[24] + step1[27], 8); + step2[25] = WRAPLOW(step1[25] + step1[26], 8); + step2[26] = WRAPLOW(step1[25] - step1[26], 8); + step2[27] = WRAPLOW(step1[24] - step1[27], 8); + step2[28] = WRAPLOW(-step1[28] + step1[31], 8); + step2[29] = WRAPLOW(-step1[29] + step1[30], 8); + step2[30] = WRAPLOW(step1[29] + step1[30], 8); + step2[31] = WRAPLOW(step1[28] + step1[31], 8); + + // stage 5 + step1[0] = WRAPLOW(step2[0] + step2[3], 8); + step1[1] = WRAPLOW(step2[1] + step2[2], 8); + step1[2] = WRAPLOW(step2[1] - step2[2], 8); + step1[3] = WRAPLOW(step2[0] - step2[3], 8); + step1[4] = step2[4]; + temp1 = (step2[6] - step2[5]) * cospi_16_64; + temp2 = (step2[5] + step2[6]) * cospi_16_64; + step1[5] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[6] = WRAPLOW(dct_const_round_shift(temp2), 8); + step1[7] = step2[7]; + + step1[8] = WRAPLOW(step2[8] + step2[11], 8); + step1[9] = WRAPLOW(step2[9] + step2[10], 8); + step1[10] = WRAPLOW(step2[9] - step2[10], 8); + step1[11] = WRAPLOW(step2[8] - step2[11], 8); + step1[12] = WRAPLOW(-step2[12] + step2[15], 8); + step1[13] = WRAPLOW(-step2[13] + step2[14], 8); + step1[14] = WRAPLOW(step2[13] + step2[14], 8); + step1[15] = WRAPLOW(step2[12] + step2[15], 8); + + step1[16] = step2[16]; + step1[17] = step2[17]; + temp1 = -step2[18] * cospi_8_64 + step2[29] * cospi_24_64; + temp2 = step2[18] * cospi_24_64 + step2[29] * cospi_8_64; + step1[18] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[29] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = -step2[19] * cospi_8_64 + step2[28] * cospi_24_64; + temp2 = step2[19] * cospi_24_64 + step2[28] * cospi_8_64; + step1[19] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[28] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = -step2[20] * cospi_24_64 - step2[27] * cospi_8_64; + temp2 = -step2[20] * cospi_8_64 + step2[27] * cospi_24_64; + step1[20] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[27] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = -step2[21] * cospi_24_64 - step2[26] * cospi_8_64; + temp2 = -step2[21] * cospi_8_64 + step2[26] * cospi_24_64; + step1[21] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[26] = WRAPLOW(dct_const_round_shift(temp2), 8); + step1[22] = step2[22]; + step1[23] = step2[23]; + step1[24] = step2[24]; + step1[25] = step2[25]; + step1[30] = step2[30]; + step1[31] = step2[31]; + + // stage 6 + step2[0] = WRAPLOW(step1[0] + step1[7], 8); + step2[1] = WRAPLOW(step1[1] + step1[6], 8); + step2[2] = WRAPLOW(step1[2] + step1[5], 8); + step2[3] = WRAPLOW(step1[3] + step1[4], 8); + step2[4] = WRAPLOW(step1[3] - step1[4], 8); + step2[5] = WRAPLOW(step1[2] - step1[5], 8); + step2[6] = WRAPLOW(step1[1] - step1[6], 8); + step2[7] = WRAPLOW(step1[0] - step1[7], 8); + step2[8] = step1[8]; + step2[9] = step1[9]; + temp1 = (-step1[10] + step1[13]) * cospi_16_64; + temp2 = (step1[10] + step1[13]) * cospi_16_64; + step2[10] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[13] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = (-step1[11] + step1[12]) * cospi_16_64; + temp2 = (step1[11] + step1[12]) * cospi_16_64; + step2[11] = WRAPLOW(dct_const_round_shift(temp1), 8); + step2[12] = WRAPLOW(dct_const_round_shift(temp2), 8); + step2[14] = step1[14]; + step2[15] = step1[15]; + + step2[16] = WRAPLOW(step1[16] + step1[23], 8); + step2[17] = WRAPLOW(step1[17] + step1[22], 8); + step2[18] = WRAPLOW(step1[18] + step1[21], 8); + step2[19] = WRAPLOW(step1[19] + step1[20], 8); + step2[20] = WRAPLOW(step1[19] - step1[20], 8); + step2[21] = WRAPLOW(step1[18] - step1[21], 8); + step2[22] = WRAPLOW(step1[17] - step1[22], 8); + step2[23] = WRAPLOW(step1[16] - step1[23], 8); + + step2[24] = WRAPLOW(-step1[24] + step1[31], 8); + step2[25] = WRAPLOW(-step1[25] + step1[30], 8); + step2[26] = WRAPLOW(-step1[26] + step1[29], 8); + step2[27] = WRAPLOW(-step1[27] + step1[28], 8); + step2[28] = WRAPLOW(step1[27] + step1[28], 8); + step2[29] = WRAPLOW(step1[26] + step1[29], 8); + step2[30] = WRAPLOW(step1[25] + step1[30], 8); + step2[31] = WRAPLOW(step1[24] + step1[31], 8); + + // stage 7 + step1[0] = WRAPLOW(step2[0] + step2[15], 8); + step1[1] = WRAPLOW(step2[1] + step2[14], 8); + step1[2] = WRAPLOW(step2[2] + step2[13], 8); + step1[3] = WRAPLOW(step2[3] + step2[12], 8); + step1[4] = WRAPLOW(step2[4] + step2[11], 8); + step1[5] = WRAPLOW(step2[5] + step2[10], 8); + step1[6] = WRAPLOW(step2[6] + step2[9], 8); + step1[7] = WRAPLOW(step2[7] + step2[8], 8); + step1[8] = WRAPLOW(step2[7] - step2[8], 8); + step1[9] = WRAPLOW(step2[6] - step2[9], 8); + step1[10] = WRAPLOW(step2[5] - step2[10], 8); + step1[11] = WRAPLOW(step2[4] - step2[11], 8); + step1[12] = WRAPLOW(step2[3] - step2[12], 8); + step1[13] = WRAPLOW(step2[2] - step2[13], 8); + step1[14] = WRAPLOW(step2[1] - step2[14], 8); + step1[15] = WRAPLOW(step2[0] - step2[15], 8); + + step1[16] = step2[16]; + step1[17] = step2[17]; + step1[18] = step2[18]; + step1[19] = step2[19]; + temp1 = (-step2[20] + step2[27]) * cospi_16_64; + temp2 = (step2[20] + step2[27]) * cospi_16_64; + step1[20] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[27] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = (-step2[21] + step2[26]) * cospi_16_64; + temp2 = (step2[21] + step2[26]) * cospi_16_64; + step1[21] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[26] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = (-step2[22] + step2[25]) * cospi_16_64; + temp2 = (step2[22] + step2[25]) * cospi_16_64; + step1[22] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[25] = WRAPLOW(dct_const_round_shift(temp2), 8); + temp1 = (-step2[23] + step2[24]) * cospi_16_64; + temp2 = (step2[23] + step2[24]) * cospi_16_64; + step1[23] = WRAPLOW(dct_const_round_shift(temp1), 8); + step1[24] = WRAPLOW(dct_const_round_shift(temp2), 8); + step1[28] = step2[28]; + step1[29] = step2[29]; + step1[30] = step2[30]; + step1[31] = step2[31]; + + // final stage + output[0] = WRAPLOW(step1[0] + step1[31], 8); + output[1] = WRAPLOW(step1[1] + step1[30], 8); + output[2] = WRAPLOW(step1[2] + step1[29], 8); + output[3] = WRAPLOW(step1[3] + step1[28], 8); + output[4] = WRAPLOW(step1[4] + step1[27], 8); + output[5] = WRAPLOW(step1[5] + step1[26], 8); + output[6] = WRAPLOW(step1[6] + step1[25], 8); + output[7] = WRAPLOW(step1[7] + step1[24], 8); + output[8] = WRAPLOW(step1[8] + step1[23], 8); + output[9] = WRAPLOW(step1[9] + step1[22], 8); + output[10] = WRAPLOW(step1[10] + step1[21], 8); + output[11] = WRAPLOW(step1[11] + step1[20], 8); + output[12] = WRAPLOW(step1[12] + step1[19], 8); + output[13] = WRAPLOW(step1[13] + step1[18], 8); + output[14] = WRAPLOW(step1[14] + step1[17], 8); + output[15] = WRAPLOW(step1[15] + step1[16], 8); + output[16] = WRAPLOW(step1[15] - step1[16], 8); + output[17] = WRAPLOW(step1[14] - step1[17], 8); + output[18] = WRAPLOW(step1[13] - step1[18], 8); + output[19] = WRAPLOW(step1[12] - step1[19], 8); + output[20] = WRAPLOW(step1[11] - step1[20], 8); + output[21] = WRAPLOW(step1[10] - step1[21], 8); + output[22] = WRAPLOW(step1[9] - step1[22], 8); + output[23] = WRAPLOW(step1[8] - step1[23], 8); + output[24] = WRAPLOW(step1[7] - step1[24], 8); + output[25] = WRAPLOW(step1[6] - step1[25], 8); + output[26] = WRAPLOW(step1[5] - step1[26], 8); + output[27] = WRAPLOW(step1[4] - step1[27], 8); + output[28] = WRAPLOW(step1[3] - step1[28], 8); + output[29] = WRAPLOW(step1[2] - step1[29], 8); + output[30] = WRAPLOW(step1[1] - step1[30], 8); + output[31] = WRAPLOW(step1[0] - step1[31], 8); +} + +void vp9_idct32x32_1024_add_c(const tran_low_t *input, uint8_t *dest, + int stride) { + tran_low_t out[32 * 32]; + tran_low_t *outptr = out; + int i, j; + tran_low_t temp_in[32], temp_out[32]; + + // Rows + for (i = 0; i < 32; ++i) { + int16_t zero_coeff[16]; + for (j = 0; j < 16; ++j) + zero_coeff[j] = input[2 * j] | input[2 * j + 1]; + for (j = 0; j < 8; ++j) + zero_coeff[j] = zero_coeff[2 * j] | zero_coeff[2 * j + 1]; + for (j = 0; j < 4; ++j) + zero_coeff[j] = zero_coeff[2 * j] | zero_coeff[2 * j + 1]; + for (j = 0; j < 2; ++j) + zero_coeff[j] = zero_coeff[2 * j] | zero_coeff[2 * j + 1]; + + if (zero_coeff[0] | zero_coeff[1]) + idct32(input, outptr); + else + memset(outptr, 0, sizeof(tran_low_t) * 32); + input += 32; + outptr += 32; + } + + // Columns + for (i = 0; i < 32; ++i) { + for (j = 0; j < 32; ++j) + temp_in[j] = out[j * 32 + i]; + idct32(temp_in, temp_out); + for (j = 0; j < 32; ++j) { + dest[j * stride + i] = clip_pixel_add(dest[j * stride + i], + ROUND_POWER_OF_TWO(temp_out[j], 6)); + } + } +} + +void vp9_idct32x32_34_add_c(const tran_low_t *input, uint8_t *dest, + int stride) { + tran_low_t out[32 * 32] = {0}; + tran_low_t *outptr = out; + int i, j; + tran_low_t temp_in[32], temp_out[32]; + + // Rows + // only upper-left 8x8 has non-zero coeff + for (i = 0; i < 8; ++i) { + idct32(input, outptr); + input += 32; + outptr += 32; + } + + // Columns + for (i = 0; i < 32; ++i) { + for (j = 0; j < 32; ++j) + temp_in[j] = out[j * 32 + i]; + idct32(temp_in, temp_out); + for (j = 0; j < 32; ++j) { + dest[j * stride + i] = clip_pixel_add(dest[j * stride + i], + ROUND_POWER_OF_TWO(temp_out[j], 6)); + } + } +} + +void vp9_idct32x32_1_add_c(const tran_low_t *input, uint8_t *dest, int stride) { + int i, j; + tran_high_t a1; + + tran_low_t out = WRAPLOW(dct_const_round_shift(input[0] * cospi_16_64), 8); + out = WRAPLOW(dct_const_round_shift(out * cospi_16_64), 8); + a1 = ROUND_POWER_OF_TWO(out, 6); + + for (j = 0; j < 32; ++j) { + for (i = 0; i < 32; ++i) + dest[i] = clip_pixel_add(dest[i], a1); + dest += stride; + } +} + +// idct +void vp9_idct4x4_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob) { + if (eob > 1) + vp9_idct4x4_16_add(input, dest, stride); + else + vp9_idct4x4_1_add(input, dest, stride); +} + + +void vp9_iwht4x4_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob) { + if (eob > 1) + vp9_iwht4x4_16_add(input, dest, stride); + else + vp9_iwht4x4_1_add(input, dest, stride); +} + +void vp9_idct8x8_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob) { + // If dc is 1, then input[0] is the reconstructed value, do not need + // dequantization. Also, when dc is 1, dc is counted in eobs, namely eobs >=1. + + // The calculation can be simplified if there are not many non-zero dct + // coefficients. Use eobs to decide what to do. + // TODO(yunqingwang): "eobs = 1" case is also handled in vp9_short_idct8x8_c. + // Combine that with code here. + if (eob == 1) + // DC only DCT coefficient + vp9_idct8x8_1_add(input, dest, stride); + else if (eob <= 12) + vp9_idct8x8_12_add(input, dest, stride); + else + vp9_idct8x8_64_add(input, dest, stride); +} + +void vp9_idct16x16_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob) { + /* The calculation can be simplified if there are not many non-zero dct + * coefficients. Use eobs to separate different cases. */ + if (eob == 1) + /* DC only DCT coefficient. */ + vp9_idct16x16_1_add(input, dest, stride); + else if (eob <= 10) + vp9_idct16x16_10_add(input, dest, stride); + else + vp9_idct16x16_256_add(input, dest, stride); +} + +void vp9_idct32x32_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob) { + if (eob == 1) + vp9_idct32x32_1_add(input, dest, stride); + else if (eob <= 34) + // non-zero coeff only in upper-left 8x8 + vp9_idct32x32_34_add(input, dest, stride); + else + vp9_idct32x32_1024_add(input, dest, stride); +} + +// iht +void vp9_iht4x4_add(TX_TYPE tx_type, const tran_low_t *input, uint8_t *dest, + int stride, int eob) { + if (tx_type == DCT_DCT) + vp9_idct4x4_add(input, dest, stride, eob); + else + vp9_iht4x4_16_add(input, dest, stride, tx_type); +} + +void vp9_iht8x8_add(TX_TYPE tx_type, const tran_low_t *input, uint8_t *dest, + int stride, int eob) { + if (tx_type == DCT_DCT) { + vp9_idct8x8_add(input, dest, stride, eob); + } else { + vp9_iht8x8_64_add(input, dest, stride, tx_type); + } +} + +void vp9_iht16x16_add(TX_TYPE tx_type, const tran_low_t *input, uint8_t *dest, + int stride, int eob) { + if (tx_type == DCT_DCT) { + vp9_idct16x16_add(input, dest, stride, eob); + } else { + vp9_iht16x16_256_add(input, dest, stride, tx_type); + } +} + +#if CONFIG_VP9_HIGHBITDEPTH +void vp9_highbd_iwht4x4_16_add_c(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + /* 4-point reversible, orthonormal inverse Walsh-Hadamard in 3.5 adds, + 0.5 shifts per pixel. */ + int i; + tran_low_t output[16]; + tran_high_t a1, b1, c1, d1, e1; + const tran_low_t *ip = input; + tran_low_t *op = output; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + + for (i = 0; i < 4; i++) { + a1 = ip[0] >> UNIT_QUANT_SHIFT; + c1 = ip[1] >> UNIT_QUANT_SHIFT; + d1 = ip[2] >> UNIT_QUANT_SHIFT; + b1 = ip[3] >> UNIT_QUANT_SHIFT; + a1 += c1; + d1 -= b1; + e1 = (a1 - d1) >> 1; + b1 = e1 - b1; + c1 = e1 - c1; + a1 -= b1; + d1 += c1; + op[0] = WRAPLOW(a1, bd); + op[1] = WRAPLOW(b1, bd); + op[2] = WRAPLOW(c1, bd); + op[3] = WRAPLOW(d1, bd); + ip += 4; + op += 4; + } + + ip = output; + for (i = 0; i < 4; i++) { + a1 = ip[4 * 0]; + c1 = ip[4 * 1]; + d1 = ip[4 * 2]; + b1 = ip[4 * 3]; + a1 += c1; + d1 -= b1; + e1 = (a1 - d1) >> 1; + b1 = e1 - b1; + c1 = e1 - c1; + a1 -= b1; + d1 += c1; + dest[stride * 0] = highbd_clip_pixel_add(dest[stride * 0], a1, bd); + dest[stride * 1] = highbd_clip_pixel_add(dest[stride * 1], b1, bd); + dest[stride * 2] = highbd_clip_pixel_add(dest[stride * 2], c1, bd); + dest[stride * 3] = highbd_clip_pixel_add(dest[stride * 3], d1, bd); + + ip++; + dest++; + } +} + +void vp9_highbd_iwht4x4_1_add_c(const tran_low_t *in, uint8_t *dest8, + int dest_stride, int bd) { + int i; + tran_high_t a1, e1; + tran_low_t tmp[4]; + const tran_low_t *ip = in; + tran_low_t *op = tmp; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + (void) bd; + + a1 = ip[0] >> UNIT_QUANT_SHIFT; + e1 = a1 >> 1; + a1 -= e1; + op[0] = WRAPLOW(a1, bd); + op[1] = op[2] = op[3] = WRAPLOW(e1, bd); + + ip = tmp; + for (i = 0; i < 4; i++) { + e1 = ip[0] >> 1; + a1 = ip[0] - e1; + dest[dest_stride * 0] = highbd_clip_pixel_add( + dest[dest_stride * 0], a1, bd); + dest[dest_stride * 1] = highbd_clip_pixel_add( + dest[dest_stride * 1], e1, bd); + dest[dest_stride * 2] = highbd_clip_pixel_add( + dest[dest_stride * 2], e1, bd); + dest[dest_stride * 3] = highbd_clip_pixel_add( + dest[dest_stride * 3], e1, bd); + ip++; + dest++; + } +} + +void vp9_highbd_idct4(const tran_low_t *input, tran_low_t *output, int bd) { + tran_low_t step[4]; + tran_high_t temp1, temp2; + (void) bd; + // stage 1 + temp1 = (input[0] + input[2]) * cospi_16_64; + temp2 = (input[0] - input[2]) * cospi_16_64; + step[0] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step[1] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = input[1] * cospi_24_64 - input[3] * cospi_8_64; + temp2 = input[1] * cospi_8_64 + input[3] * cospi_24_64; + step[2] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step[3] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + // stage 2 + output[0] = WRAPLOW(step[0] + step[3], bd); + output[1] = WRAPLOW(step[1] + step[2], bd); + output[2] = WRAPLOW(step[1] - step[2], bd); + output[3] = WRAPLOW(step[0] - step[3], bd); +} + +void vp9_highbd_idct4x4_16_add_c(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + tran_low_t out[4 * 4]; + tran_low_t *outptr = out; + int i, j; + tran_low_t temp_in[4], temp_out[4]; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + + // Rows + for (i = 0; i < 4; ++i) { + vp9_highbd_idct4(input, outptr, bd); + input += 4; + outptr += 4; + } + + // Columns + for (i = 0; i < 4; ++i) { + for (j = 0; j < 4; ++j) + temp_in[j] = out[j * 4 + i]; + vp9_highbd_idct4(temp_in, temp_out, bd); + for (j = 0; j < 4; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 4), bd); + } + } +} + +void vp9_highbd_idct4x4_1_add_c(const tran_low_t *input, uint8_t *dest8, + int dest_stride, int bd) { + int i; + tran_high_t a1; + tran_low_t out = WRAPLOW( + highbd_dct_const_round_shift(input[0] * cospi_16_64, bd), bd); + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + + out = WRAPLOW(highbd_dct_const_round_shift(out * cospi_16_64, bd), bd); + a1 = ROUND_POWER_OF_TWO(out, 4); + + for (i = 0; i < 4; i++) { + dest[0] = highbd_clip_pixel_add(dest[0], a1, bd); + dest[1] = highbd_clip_pixel_add(dest[1], a1, bd); + dest[2] = highbd_clip_pixel_add(dest[2], a1, bd); + dest[3] = highbd_clip_pixel_add(dest[3], a1, bd); + dest += dest_stride; + } +} + +void vp9_highbd_idct8(const tran_low_t *input, tran_low_t *output, int bd) { + tran_low_t step1[8], step2[8]; + tran_high_t temp1, temp2; + // stage 1 + step1[0] = input[0]; + step1[2] = input[4]; + step1[1] = input[2]; + step1[3] = input[6]; + temp1 = input[1] * cospi_28_64 - input[7] * cospi_4_64; + temp2 = input[1] * cospi_4_64 + input[7] * cospi_28_64; + step1[4] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[7] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = input[5] * cospi_12_64 - input[3] * cospi_20_64; + temp2 = input[5] * cospi_20_64 + input[3] * cospi_12_64; + step1[5] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[6] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + // stage 2 & stage 3 - even half + vp9_highbd_idct4(step1, step1, bd); + + // stage 2 - odd half + step2[4] = WRAPLOW(step1[4] + step1[5], bd); + step2[5] = WRAPLOW(step1[4] - step1[5], bd); + step2[6] = WRAPLOW(-step1[6] + step1[7], bd); + step2[7] = WRAPLOW(step1[6] + step1[7], bd); + + // stage 3 - odd half + step1[4] = step2[4]; + temp1 = (step2[6] - step2[5]) * cospi_16_64; + temp2 = (step2[5] + step2[6]) * cospi_16_64; + step1[5] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[6] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + step1[7] = step2[7]; + + // stage 4 + output[0] = WRAPLOW(step1[0] + step1[7], bd); + output[1] = WRAPLOW(step1[1] + step1[6], bd); + output[2] = WRAPLOW(step1[2] + step1[5], bd); + output[3] = WRAPLOW(step1[3] + step1[4], bd); + output[4] = WRAPLOW(step1[3] - step1[4], bd); + output[5] = WRAPLOW(step1[2] - step1[5], bd); + output[6] = WRAPLOW(step1[1] - step1[6], bd); + output[7] = WRAPLOW(step1[0] - step1[7], bd); +} + +void vp9_highbd_idct8x8_64_add_c(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + tran_low_t out[8 * 8]; + tran_low_t *outptr = out; + int i, j; + tran_low_t temp_in[8], temp_out[8]; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + + // First transform rows. + for (i = 0; i < 8; ++i) { + vp9_highbd_idct8(input, outptr, bd); + input += 8; + outptr += 8; + } + + // Then transform columns. + for (i = 0; i < 8; ++i) { + for (j = 0; j < 8; ++j) + temp_in[j] = out[j * 8 + i]; + vp9_highbd_idct8(temp_in, temp_out, bd); + for (j = 0; j < 8; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 5), bd); + } + } +} + +void vp9_highbd_idct8x8_1_add_c(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + int i, j; + tran_high_t a1; + tran_low_t out = WRAPLOW( + highbd_dct_const_round_shift(input[0] * cospi_16_64, bd), bd); + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + out = WRAPLOW(highbd_dct_const_round_shift(out * cospi_16_64, bd), bd); + a1 = ROUND_POWER_OF_TWO(out, 5); + for (j = 0; j < 8; ++j) { + for (i = 0; i < 8; ++i) + dest[i] = highbd_clip_pixel_add(dest[i], a1, bd); + dest += stride; + } +} + +static void highbd_iadst4(const tran_low_t *input, tran_low_t *output, int bd) { + tran_high_t s0, s1, s2, s3, s4, s5, s6, s7; + + tran_low_t x0 = input[0]; + tran_low_t x1 = input[1]; + tran_low_t x2 = input[2]; + tran_low_t x3 = input[3]; + (void) bd; + + if (!(x0 | x1 | x2 | x3)) { + memset(output, 0, 4 * sizeof(*output)); + return; + } + + s0 = sinpi_1_9 * x0; + s1 = sinpi_2_9 * x0; + s2 = sinpi_3_9 * x1; + s3 = sinpi_4_9 * x2; + s4 = sinpi_1_9 * x2; + s5 = sinpi_2_9 * x3; + s6 = sinpi_4_9 * x3; + s7 = (tran_high_t)(x0 - x2 + x3); + + s0 = s0 + s3 + s5; + s1 = s1 - s4 - s6; + s3 = s2; + s2 = sinpi_3_9 * s7; + + // 1-D transform scaling factor is sqrt(2). + // The overall dynamic range is 14b (input) + 14b (multiplication scaling) + // + 1b (addition) = 29b. + // Hence the output bit depth is 15b. + output[0] = WRAPLOW(highbd_dct_const_round_shift(s0 + s3, bd), bd); + output[1] = WRAPLOW(highbd_dct_const_round_shift(s1 + s3, bd), bd); + output[2] = WRAPLOW(highbd_dct_const_round_shift(s2, bd), bd); + output[3] = WRAPLOW(highbd_dct_const_round_shift(s0 + s1 - s3, bd), bd); +} + +void vp9_highbd_iht4x4_16_add_c(const tran_low_t *input, uint8_t *dest8, + int stride, int tx_type, int bd) { + const highbd_transform_2d IHT_4[] = { + { vp9_highbd_idct4, vp9_highbd_idct4 }, // DCT_DCT = 0 + { highbd_iadst4, vp9_highbd_idct4 }, // ADST_DCT = 1 + { vp9_highbd_idct4, highbd_iadst4 }, // DCT_ADST = 2 + { highbd_iadst4, highbd_iadst4 } // ADST_ADST = 3 + }; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + + int i, j; + tran_low_t out[4 * 4]; + tran_low_t *outptr = out; + tran_low_t temp_in[4], temp_out[4]; + + // Inverse transform row vectors. + for (i = 0; i < 4; ++i) { + IHT_4[tx_type].rows(input, outptr, bd); + input += 4; + outptr += 4; + } + + // Inverse transform column vectors. + for (i = 0; i < 4; ++i) { + for (j = 0; j < 4; ++j) + temp_in[j] = out[j * 4 + i]; + IHT_4[tx_type].cols(temp_in, temp_out, bd); + for (j = 0; j < 4; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 4), bd); + } + } +} + +static void highbd_iadst8(const tran_low_t *input, tran_low_t *output, int bd) { + tran_high_t s0, s1, s2, s3, s4, s5, s6, s7; + + tran_low_t x0 = input[7]; + tran_low_t x1 = input[0]; + tran_low_t x2 = input[5]; + tran_low_t x3 = input[2]; + tran_low_t x4 = input[3]; + tran_low_t x5 = input[4]; + tran_low_t x6 = input[1]; + tran_low_t x7 = input[6]; + (void) bd; + + if (!(x0 | x1 | x2 | x3 | x4 | x5 | x6 | x7)) { + memset(output, 0, 8 * sizeof(*output)); + return; + } + + // stage 1 + s0 = cospi_2_64 * x0 + cospi_30_64 * x1; + s1 = cospi_30_64 * x0 - cospi_2_64 * x1; + s2 = cospi_10_64 * x2 + cospi_22_64 * x3; + s3 = cospi_22_64 * x2 - cospi_10_64 * x3; + s4 = cospi_18_64 * x4 + cospi_14_64 * x5; + s5 = cospi_14_64 * x4 - cospi_18_64 * x5; + s6 = cospi_26_64 * x6 + cospi_6_64 * x7; + s7 = cospi_6_64 * x6 - cospi_26_64 * x7; + + x0 = WRAPLOW(highbd_dct_const_round_shift(s0 + s4, bd), bd); + x1 = WRAPLOW(highbd_dct_const_round_shift(s1 + s5, bd), bd); + x2 = WRAPLOW(highbd_dct_const_round_shift(s2 + s6, bd), bd); + x3 = WRAPLOW(highbd_dct_const_round_shift(s3 + s7, bd), bd); + x4 = WRAPLOW(highbd_dct_const_round_shift(s0 - s4, bd), bd); + x5 = WRAPLOW(highbd_dct_const_round_shift(s1 - s5, bd), bd); + x6 = WRAPLOW(highbd_dct_const_round_shift(s2 - s6, bd), bd); + x7 = WRAPLOW(highbd_dct_const_round_shift(s3 - s7, bd), bd); + + // stage 2 + s0 = x0; + s1 = x1; + s2 = x2; + s3 = x3; + s4 = cospi_8_64 * x4 + cospi_24_64 * x5; + s5 = cospi_24_64 * x4 - cospi_8_64 * x5; + s6 = -cospi_24_64 * x6 + cospi_8_64 * x7; + s7 = cospi_8_64 * x6 + cospi_24_64 * x7; + + x0 = WRAPLOW(s0 + s2, bd); + x1 = WRAPLOW(s1 + s3, bd); + x2 = WRAPLOW(s0 - s2, bd); + x3 = WRAPLOW(s1 - s3, bd); + x4 = WRAPLOW(highbd_dct_const_round_shift(s4 + s6, bd), bd); + x5 = WRAPLOW(highbd_dct_const_round_shift(s5 + s7, bd), bd); + x6 = WRAPLOW(highbd_dct_const_round_shift(s4 - s6, bd), bd); + x7 = WRAPLOW(highbd_dct_const_round_shift(s5 - s7, bd), bd); + + // stage 3 + s2 = cospi_16_64 * (x2 + x3); + s3 = cospi_16_64 * (x2 - x3); + s6 = cospi_16_64 * (x6 + x7); + s7 = cospi_16_64 * (x6 - x7); + + x2 = WRAPLOW(highbd_dct_const_round_shift(s2, bd), bd); + x3 = WRAPLOW(highbd_dct_const_round_shift(s3, bd), bd); + x6 = WRAPLOW(highbd_dct_const_round_shift(s6, bd), bd); + x7 = WRAPLOW(highbd_dct_const_round_shift(s7, bd), bd); + + output[0] = WRAPLOW(x0, bd); + output[1] = WRAPLOW(-x4, bd); + output[2] = WRAPLOW(x6, bd); + output[3] = WRAPLOW(-x2, bd); + output[4] = WRAPLOW(x3, bd); + output[5] = WRAPLOW(-x7, bd); + output[6] = WRAPLOW(x5, bd); + output[7] = WRAPLOW(-x1, bd); +} + +static const highbd_transform_2d HIGH_IHT_8[] = { + { vp9_highbd_idct8, vp9_highbd_idct8 }, // DCT_DCT = 0 + { highbd_iadst8, vp9_highbd_idct8 }, // ADST_DCT = 1 + { vp9_highbd_idct8, highbd_iadst8 }, // DCT_ADST = 2 + { highbd_iadst8, highbd_iadst8 } // ADST_ADST = 3 +}; + +void vp9_highbd_iht8x8_64_add_c(const tran_low_t *input, uint8_t *dest8, + int stride, int tx_type, int bd) { + int i, j; + tran_low_t out[8 * 8]; + tran_low_t *outptr = out; + tran_low_t temp_in[8], temp_out[8]; + const highbd_transform_2d ht = HIGH_IHT_8[tx_type]; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + + // Inverse transform row vectors. + for (i = 0; i < 8; ++i) { + ht.rows(input, outptr, bd); + input += 8; + outptr += 8; + } + + // Inverse transform column vectors. + for (i = 0; i < 8; ++i) { + for (j = 0; j < 8; ++j) + temp_in[j] = out[j * 8 + i]; + ht.cols(temp_in, temp_out, bd); + for (j = 0; j < 8; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 5), bd); + } + } +} + +void vp9_highbd_idct8x8_10_add_c(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + tran_low_t out[8 * 8] = { 0 }; + tran_low_t *outptr = out; + int i, j; + tran_low_t temp_in[8], temp_out[8]; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + + // First transform rows. + // Only first 4 row has non-zero coefs. + for (i = 0; i < 4; ++i) { + vp9_highbd_idct8(input, outptr, bd); + input += 8; + outptr += 8; + } + // Then transform columns. + for (i = 0; i < 8; ++i) { + for (j = 0; j < 8; ++j) + temp_in[j] = out[j * 8 + i]; + vp9_highbd_idct8(temp_in, temp_out, bd); + for (j = 0; j < 8; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 5), bd); + } + } +} + +void vp9_highbd_idct16(const tran_low_t *input, tran_low_t *output, int bd) { + tran_low_t step1[16], step2[16]; + tran_high_t temp1, temp2; + (void) bd; + + // stage 1 + step1[0] = input[0/2]; + step1[1] = input[16/2]; + step1[2] = input[8/2]; + step1[3] = input[24/2]; + step1[4] = input[4/2]; + step1[5] = input[20/2]; + step1[6] = input[12/2]; + step1[7] = input[28/2]; + step1[8] = input[2/2]; + step1[9] = input[18/2]; + step1[10] = input[10/2]; + step1[11] = input[26/2]; + step1[12] = input[6/2]; + step1[13] = input[22/2]; + step1[14] = input[14/2]; + step1[15] = input[30/2]; + + // stage 2 + step2[0] = step1[0]; + step2[1] = step1[1]; + step2[2] = step1[2]; + step2[3] = step1[3]; + step2[4] = step1[4]; + step2[5] = step1[5]; + step2[6] = step1[6]; + step2[7] = step1[7]; + + temp1 = step1[8] * cospi_30_64 - step1[15] * cospi_2_64; + temp2 = step1[8] * cospi_2_64 + step1[15] * cospi_30_64; + step2[8] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[15] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + temp1 = step1[9] * cospi_14_64 - step1[14] * cospi_18_64; + temp2 = step1[9] * cospi_18_64 + step1[14] * cospi_14_64; + step2[9] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[14] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + temp1 = step1[10] * cospi_22_64 - step1[13] * cospi_10_64; + temp2 = step1[10] * cospi_10_64 + step1[13] * cospi_22_64; + step2[10] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[13] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + temp1 = step1[11] * cospi_6_64 - step1[12] * cospi_26_64; + temp2 = step1[11] * cospi_26_64 + step1[12] * cospi_6_64; + step2[11] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[12] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + // stage 3 + step1[0] = step2[0]; + step1[1] = step2[1]; + step1[2] = step2[2]; + step1[3] = step2[3]; + + temp1 = step2[4] * cospi_28_64 - step2[7] * cospi_4_64; + temp2 = step2[4] * cospi_4_64 + step2[7] * cospi_28_64; + step1[4] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[7] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = step2[5] * cospi_12_64 - step2[6] * cospi_20_64; + temp2 = step2[5] * cospi_20_64 + step2[6] * cospi_12_64; + step1[5] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[6] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + step1[8] = WRAPLOW(step2[8] + step2[9], bd); + step1[9] = WRAPLOW(step2[8] - step2[9], bd); + step1[10] = WRAPLOW(-step2[10] + step2[11], bd); + step1[11] = WRAPLOW(step2[10] + step2[11], bd); + step1[12] = WRAPLOW(step2[12] + step2[13], bd); + step1[13] = WRAPLOW(step2[12] - step2[13], bd); + step1[14] = WRAPLOW(-step2[14] + step2[15], bd); + step1[15] = WRAPLOW(step2[14] + step2[15], bd); + + // stage 4 + temp1 = (step1[0] + step1[1]) * cospi_16_64; + temp2 = (step1[0] - step1[1]) * cospi_16_64; + step2[0] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[1] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = step1[2] * cospi_24_64 - step1[3] * cospi_8_64; + temp2 = step1[2] * cospi_8_64 + step1[3] * cospi_24_64; + step2[2] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[3] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + step2[4] = WRAPLOW(step1[4] + step1[5], bd); + step2[5] = WRAPLOW(step1[4] - step1[5], bd); + step2[6] = WRAPLOW(-step1[6] + step1[7], bd); + step2[7] = WRAPLOW(step1[6] + step1[7], bd); + + step2[8] = step1[8]; + step2[15] = step1[15]; + temp1 = -step1[9] * cospi_8_64 + step1[14] * cospi_24_64; + temp2 = step1[9] * cospi_24_64 + step1[14] * cospi_8_64; + step2[9] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[14] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = -step1[10] * cospi_24_64 - step1[13] * cospi_8_64; + temp2 = -step1[10] * cospi_8_64 + step1[13] * cospi_24_64; + step2[10] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[13] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + step2[11] = step1[11]; + step2[12] = step1[12]; + + // stage 5 + step1[0] = WRAPLOW(step2[0] + step2[3], bd); + step1[1] = WRAPLOW(step2[1] + step2[2], bd); + step1[2] = WRAPLOW(step2[1] - step2[2], bd); + step1[3] = WRAPLOW(step2[0] - step2[3], bd); + step1[4] = step2[4]; + temp1 = (step2[6] - step2[5]) * cospi_16_64; + temp2 = (step2[5] + step2[6]) * cospi_16_64; + step1[5] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[6] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + step1[7] = step2[7]; + + step1[8] = WRAPLOW(step2[8] + step2[11], bd); + step1[9] = WRAPLOW(step2[9] + step2[10], bd); + step1[10] = WRAPLOW(step2[9] - step2[10], bd); + step1[11] = WRAPLOW(step2[8] - step2[11], bd); + step1[12] = WRAPLOW(-step2[12] + step2[15], bd); + step1[13] = WRAPLOW(-step2[13] + step2[14], bd); + step1[14] = WRAPLOW(step2[13] + step2[14], bd); + step1[15] = WRAPLOW(step2[12] + step2[15], bd); + + // stage 6 + step2[0] = WRAPLOW(step1[0] + step1[7], bd); + step2[1] = WRAPLOW(step1[1] + step1[6], bd); + step2[2] = WRAPLOW(step1[2] + step1[5], bd); + step2[3] = WRAPLOW(step1[3] + step1[4], bd); + step2[4] = WRAPLOW(step1[3] - step1[4], bd); + step2[5] = WRAPLOW(step1[2] - step1[5], bd); + step2[6] = WRAPLOW(step1[1] - step1[6], bd); + step2[7] = WRAPLOW(step1[0] - step1[7], bd); + step2[8] = step1[8]; + step2[9] = step1[9]; + temp1 = (-step1[10] + step1[13]) * cospi_16_64; + temp2 = (step1[10] + step1[13]) * cospi_16_64; + step2[10] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[13] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = (-step1[11] + step1[12]) * cospi_16_64; + temp2 = (step1[11] + step1[12]) * cospi_16_64; + step2[11] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[12] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + step2[14] = step1[14]; + step2[15] = step1[15]; + + // stage 7 + output[0] = WRAPLOW(step2[0] + step2[15], bd); + output[1] = WRAPLOW(step2[1] + step2[14], bd); + output[2] = WRAPLOW(step2[2] + step2[13], bd); + output[3] = WRAPLOW(step2[3] + step2[12], bd); + output[4] = WRAPLOW(step2[4] + step2[11], bd); + output[5] = WRAPLOW(step2[5] + step2[10], bd); + output[6] = WRAPLOW(step2[6] + step2[9], bd); + output[7] = WRAPLOW(step2[7] + step2[8], bd); + output[8] = WRAPLOW(step2[7] - step2[8], bd); + output[9] = WRAPLOW(step2[6] - step2[9], bd); + output[10] = WRAPLOW(step2[5] - step2[10], bd); + output[11] = WRAPLOW(step2[4] - step2[11], bd); + output[12] = WRAPLOW(step2[3] - step2[12], bd); + output[13] = WRAPLOW(step2[2] - step2[13], bd); + output[14] = WRAPLOW(step2[1] - step2[14], bd); + output[15] = WRAPLOW(step2[0] - step2[15], bd); +} + +void vp9_highbd_idct16x16_256_add_c(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + tran_low_t out[16 * 16]; + tran_low_t *outptr = out; + int i, j; + tran_low_t temp_in[16], temp_out[16]; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + + // First transform rows. + for (i = 0; i < 16; ++i) { + vp9_highbd_idct16(input, outptr, bd); + input += 16; + outptr += 16; + } + + // Then transform columns. + for (i = 0; i < 16; ++i) { + for (j = 0; j < 16; ++j) + temp_in[j] = out[j * 16 + i]; + vp9_highbd_idct16(temp_in, temp_out, bd); + for (j = 0; j < 16; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 6), bd); + } + } +} + +static void highbd_iadst16(const tran_low_t *input, tran_low_t *output, + int bd) { + tran_high_t s0, s1, s2, s3, s4, s5, s6, s7, s8; + tran_high_t s9, s10, s11, s12, s13, s14, s15; + + tran_low_t x0 = input[15]; + tran_low_t x1 = input[0]; + tran_low_t x2 = input[13]; + tran_low_t x3 = input[2]; + tran_low_t x4 = input[11]; + tran_low_t x5 = input[4]; + tran_low_t x6 = input[9]; + tran_low_t x7 = input[6]; + tran_low_t x8 = input[7]; + tran_low_t x9 = input[8]; + tran_low_t x10 = input[5]; + tran_low_t x11 = input[10]; + tran_low_t x12 = input[3]; + tran_low_t x13 = input[12]; + tran_low_t x14 = input[1]; + tran_low_t x15 = input[14]; + (void) bd; + + if (!(x0 | x1 | x2 | x3 | x4 | x5 | x6 | x7 | x8 + | x9 | x10 | x11 | x12 | x13 | x14 | x15)) { + memset(output, 0, 16 * sizeof(*output)); + return; + } + + // stage 1 + s0 = x0 * cospi_1_64 + x1 * cospi_31_64; + s1 = x0 * cospi_31_64 - x1 * cospi_1_64; + s2 = x2 * cospi_5_64 + x3 * cospi_27_64; + s3 = x2 * cospi_27_64 - x3 * cospi_5_64; + s4 = x4 * cospi_9_64 + x5 * cospi_23_64; + s5 = x4 * cospi_23_64 - x5 * cospi_9_64; + s6 = x6 * cospi_13_64 + x7 * cospi_19_64; + s7 = x6 * cospi_19_64 - x7 * cospi_13_64; + s8 = x8 * cospi_17_64 + x9 * cospi_15_64; + s9 = x8 * cospi_15_64 - x9 * cospi_17_64; + s10 = x10 * cospi_21_64 + x11 * cospi_11_64; + s11 = x10 * cospi_11_64 - x11 * cospi_21_64; + s12 = x12 * cospi_25_64 + x13 * cospi_7_64; + s13 = x12 * cospi_7_64 - x13 * cospi_25_64; + s14 = x14 * cospi_29_64 + x15 * cospi_3_64; + s15 = x14 * cospi_3_64 - x15 * cospi_29_64; + + x0 = WRAPLOW(highbd_dct_const_round_shift(s0 + s8, bd), bd); + x1 = WRAPLOW(highbd_dct_const_round_shift(s1 + s9, bd), bd); + x2 = WRAPLOW(highbd_dct_const_round_shift(s2 + s10, bd), bd); + x3 = WRAPLOW(highbd_dct_const_round_shift(s3 + s11, bd), bd); + x4 = WRAPLOW(highbd_dct_const_round_shift(s4 + s12, bd), bd); + x5 = WRAPLOW(highbd_dct_const_round_shift(s5 + s13, bd), bd); + x6 = WRAPLOW(highbd_dct_const_round_shift(s6 + s14, bd), bd); + x7 = WRAPLOW(highbd_dct_const_round_shift(s7 + s15, bd), bd); + x8 = WRAPLOW(highbd_dct_const_round_shift(s0 - s8, bd), bd); + x9 = WRAPLOW(highbd_dct_const_round_shift(s1 - s9, bd), bd); + x10 = WRAPLOW(highbd_dct_const_round_shift(s2 - s10, bd), bd); + x11 = WRAPLOW(highbd_dct_const_round_shift(s3 - s11, bd), bd); + x12 = WRAPLOW(highbd_dct_const_round_shift(s4 - s12, bd), bd); + x13 = WRAPLOW(highbd_dct_const_round_shift(s5 - s13, bd), bd); + x14 = WRAPLOW(highbd_dct_const_round_shift(s6 - s14, bd), bd); + x15 = WRAPLOW(highbd_dct_const_round_shift(s7 - s15, bd), bd); + + // stage 2 + s0 = x0; + s1 = x1; + s2 = x2; + s3 = x3; + s4 = x4; + s5 = x5; + s6 = x6; + s7 = x7; + s8 = x8 * cospi_4_64 + x9 * cospi_28_64; + s9 = x8 * cospi_28_64 - x9 * cospi_4_64; + s10 = x10 * cospi_20_64 + x11 * cospi_12_64; + s11 = x10 * cospi_12_64 - x11 * cospi_20_64; + s12 = -x12 * cospi_28_64 + x13 * cospi_4_64; + s13 = x12 * cospi_4_64 + x13 * cospi_28_64; + s14 = -x14 * cospi_12_64 + x15 * cospi_20_64; + s15 = x14 * cospi_20_64 + x15 * cospi_12_64; + + x0 = WRAPLOW(s0 + s4, bd); + x1 = WRAPLOW(s1 + s5, bd); + x2 = WRAPLOW(s2 + s6, bd); + x3 = WRAPLOW(s3 + s7, bd); + x4 = WRAPLOW(s0 - s4, bd); + x5 = WRAPLOW(s1 - s5, bd); + x6 = WRAPLOW(s2 - s6, bd); + x7 = WRAPLOW(s3 - s7, bd); + x8 = WRAPLOW(highbd_dct_const_round_shift(s8 + s12, bd), bd); + x9 = WRAPLOW(highbd_dct_const_round_shift(s9 + s13, bd), bd); + x10 = WRAPLOW(highbd_dct_const_round_shift(s10 + s14, bd), bd); + x11 = WRAPLOW(highbd_dct_const_round_shift(s11 + s15, bd), bd); + x12 = WRAPLOW(highbd_dct_const_round_shift(s8 - s12, bd), bd); + x13 = WRAPLOW(highbd_dct_const_round_shift(s9 - s13, bd), bd); + x14 = WRAPLOW(highbd_dct_const_round_shift(s10 - s14, bd), bd); + x15 = WRAPLOW(highbd_dct_const_round_shift(s11 - s15, bd), bd); + + // stage 3 + s0 = x0; + s1 = x1; + s2 = x2; + s3 = x3; + s4 = x4 * cospi_8_64 + x5 * cospi_24_64; + s5 = x4 * cospi_24_64 - x5 * cospi_8_64; + s6 = -x6 * cospi_24_64 + x7 * cospi_8_64; + s7 = x6 * cospi_8_64 + x7 * cospi_24_64; + s8 = x8; + s9 = x9; + s10 = x10; + s11 = x11; + s12 = x12 * cospi_8_64 + x13 * cospi_24_64; + s13 = x12 * cospi_24_64 - x13 * cospi_8_64; + s14 = -x14 * cospi_24_64 + x15 * cospi_8_64; + s15 = x14 * cospi_8_64 + x15 * cospi_24_64; + + x0 = WRAPLOW(s0 + s2, bd); + x1 = WRAPLOW(s1 + s3, bd); + x2 = WRAPLOW(s0 - s2, bd); + x3 = WRAPLOW(s1 - s3, bd); + x4 = WRAPLOW(highbd_dct_const_round_shift(s4 + s6, bd), bd); + x5 = WRAPLOW(highbd_dct_const_round_shift(s5 + s7, bd), bd); + x6 = WRAPLOW(highbd_dct_const_round_shift(s4 - s6, bd), bd); + x7 = WRAPLOW(highbd_dct_const_round_shift(s5 - s7, bd), bd); + x8 = WRAPLOW(s8 + s10, bd); + x9 = WRAPLOW(s9 + s11, bd); + x10 = WRAPLOW(s8 - s10, bd); + x11 = WRAPLOW(s9 - s11, bd); + x12 = WRAPLOW(highbd_dct_const_round_shift(s12 + s14, bd), bd); + x13 = WRAPLOW(highbd_dct_const_round_shift(s13 + s15, bd), bd); + x14 = WRAPLOW(highbd_dct_const_round_shift(s12 - s14, bd), bd); + x15 = WRAPLOW(highbd_dct_const_round_shift(s13 - s15, bd), bd); + + // stage 4 + s2 = (- cospi_16_64) * (x2 + x3); + s3 = cospi_16_64 * (x2 - x3); + s6 = cospi_16_64 * (x6 + x7); + s7 = cospi_16_64 * (-x6 + x7); + s10 = cospi_16_64 * (x10 + x11); + s11 = cospi_16_64 * (-x10 + x11); + s14 = (- cospi_16_64) * (x14 + x15); + s15 = cospi_16_64 * (x14 - x15); + + x2 = WRAPLOW(highbd_dct_const_round_shift(s2, bd), bd); + x3 = WRAPLOW(highbd_dct_const_round_shift(s3, bd), bd); + x6 = WRAPLOW(highbd_dct_const_round_shift(s6, bd), bd); + x7 = WRAPLOW(highbd_dct_const_round_shift(s7, bd), bd); + x10 = WRAPLOW(highbd_dct_const_round_shift(s10, bd), bd); + x11 = WRAPLOW(highbd_dct_const_round_shift(s11, bd), bd); + x14 = WRAPLOW(highbd_dct_const_round_shift(s14, bd), bd); + x15 = WRAPLOW(highbd_dct_const_round_shift(s15, bd), bd); + + output[0] = WRAPLOW(x0, bd); + output[1] = WRAPLOW(-x8, bd); + output[2] = WRAPLOW(x12, bd); + output[3] = WRAPLOW(-x4, bd); + output[4] = WRAPLOW(x6, bd); + output[5] = WRAPLOW(x14, bd); + output[6] = WRAPLOW(x10, bd); + output[7] = WRAPLOW(x2, bd); + output[8] = WRAPLOW(x3, bd); + output[9] = WRAPLOW(x11, bd); + output[10] = WRAPLOW(x15, bd); + output[11] = WRAPLOW(x7, bd); + output[12] = WRAPLOW(x5, bd); + output[13] = WRAPLOW(-x13, bd); + output[14] = WRAPLOW(x9, bd); + output[15] = WRAPLOW(-x1, bd); +} + +static const highbd_transform_2d HIGH_IHT_16[] = { + { vp9_highbd_idct16, vp9_highbd_idct16 }, // DCT_DCT = 0 + { highbd_iadst16, vp9_highbd_idct16 }, // ADST_DCT = 1 + { vp9_highbd_idct16, highbd_iadst16 }, // DCT_ADST = 2 + { highbd_iadst16, highbd_iadst16 } // ADST_ADST = 3 +}; + +void vp9_highbd_iht16x16_256_add_c(const tran_low_t *input, uint8_t *dest8, + int stride, int tx_type, int bd) { + int i, j; + tran_low_t out[16 * 16]; + tran_low_t *outptr = out; + tran_low_t temp_in[16], temp_out[16]; + const highbd_transform_2d ht = HIGH_IHT_16[tx_type]; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + + // Rows + for (i = 0; i < 16; ++i) { + ht.rows(input, outptr, bd); + input += 16; + outptr += 16; + } + + // Columns + for (i = 0; i < 16; ++i) { + for (j = 0; j < 16; ++j) + temp_in[j] = out[j * 16 + i]; + ht.cols(temp_in, temp_out, bd); + for (j = 0; j < 16; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 6), bd); + } + } +} + +void vp9_highbd_idct16x16_10_add_c(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + tran_low_t out[16 * 16] = { 0 }; + tran_low_t *outptr = out; + int i, j; + tran_low_t temp_in[16], temp_out[16]; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + + // First transform rows. Since all non-zero dct coefficients are in + // upper-left 4x4 area, we only need to calculate first 4 rows here. + for (i = 0; i < 4; ++i) { + vp9_highbd_idct16(input, outptr, bd); + input += 16; + outptr += 16; + } + + // Then transform columns. + for (i = 0; i < 16; ++i) { + for (j = 0; j < 16; ++j) + temp_in[j] = out[j*16 + i]; + vp9_highbd_idct16(temp_in, temp_out, bd); + for (j = 0; j < 16; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 6), bd); + } + } +} + +void vp9_highbd_idct16x16_1_add_c(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + int i, j; + tran_high_t a1; + tran_low_t out = WRAPLOW( + highbd_dct_const_round_shift(input[0] * cospi_16_64, bd), bd); + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + + out = WRAPLOW(highbd_dct_const_round_shift(out * cospi_16_64, bd), bd); + a1 = ROUND_POWER_OF_TWO(out, 6); + for (j = 0; j < 16; ++j) { + for (i = 0; i < 16; ++i) + dest[i] = highbd_clip_pixel_add(dest[i], a1, bd); + dest += stride; + } +} + +static void highbd_idct32(const tran_low_t *input, tran_low_t *output, int bd) { + tran_low_t step1[32], step2[32]; + tran_high_t temp1, temp2; + (void) bd; + + // stage 1 + step1[0] = input[0]; + step1[1] = input[16]; + step1[2] = input[8]; + step1[3] = input[24]; + step1[4] = input[4]; + step1[5] = input[20]; + step1[6] = input[12]; + step1[7] = input[28]; + step1[8] = input[2]; + step1[9] = input[18]; + step1[10] = input[10]; + step1[11] = input[26]; + step1[12] = input[6]; + step1[13] = input[22]; + step1[14] = input[14]; + step1[15] = input[30]; + + temp1 = input[1] * cospi_31_64 - input[31] * cospi_1_64; + temp2 = input[1] * cospi_1_64 + input[31] * cospi_31_64; + step1[16] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[31] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + temp1 = input[17] * cospi_15_64 - input[15] * cospi_17_64; + temp2 = input[17] * cospi_17_64 + input[15] * cospi_15_64; + step1[17] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[30] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + temp1 = input[9] * cospi_23_64 - input[23] * cospi_9_64; + temp2 = input[9] * cospi_9_64 + input[23] * cospi_23_64; + step1[18] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[29] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + temp1 = input[25] * cospi_7_64 - input[7] * cospi_25_64; + temp2 = input[25] * cospi_25_64 + input[7] * cospi_7_64; + step1[19] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[28] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + temp1 = input[5] * cospi_27_64 - input[27] * cospi_5_64; + temp2 = input[5] * cospi_5_64 + input[27] * cospi_27_64; + step1[20] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[27] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + temp1 = input[21] * cospi_11_64 - input[11] * cospi_21_64; + temp2 = input[21] * cospi_21_64 + input[11] * cospi_11_64; + step1[21] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[26] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + temp1 = input[13] * cospi_19_64 - input[19] * cospi_13_64; + temp2 = input[13] * cospi_13_64 + input[19] * cospi_19_64; + step1[22] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[25] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + temp1 = input[29] * cospi_3_64 - input[3] * cospi_29_64; + temp2 = input[29] * cospi_29_64 + input[3] * cospi_3_64; + step1[23] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[24] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + // stage 2 + step2[0] = step1[0]; + step2[1] = step1[1]; + step2[2] = step1[2]; + step2[3] = step1[3]; + step2[4] = step1[4]; + step2[5] = step1[5]; + step2[6] = step1[6]; + step2[7] = step1[7]; + + temp1 = step1[8] * cospi_30_64 - step1[15] * cospi_2_64; + temp2 = step1[8] * cospi_2_64 + step1[15] * cospi_30_64; + step2[8] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[15] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + temp1 = step1[9] * cospi_14_64 - step1[14] * cospi_18_64; + temp2 = step1[9] * cospi_18_64 + step1[14] * cospi_14_64; + step2[9] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[14] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + temp1 = step1[10] * cospi_22_64 - step1[13] * cospi_10_64; + temp2 = step1[10] * cospi_10_64 + step1[13] * cospi_22_64; + step2[10] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[13] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + temp1 = step1[11] * cospi_6_64 - step1[12] * cospi_26_64; + temp2 = step1[11] * cospi_26_64 + step1[12] * cospi_6_64; + step2[11] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[12] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + step2[16] = WRAPLOW(step1[16] + step1[17], bd); + step2[17] = WRAPLOW(step1[16] - step1[17], bd); + step2[18] = WRAPLOW(-step1[18] + step1[19], bd); + step2[19] = WRAPLOW(step1[18] + step1[19], bd); + step2[20] = WRAPLOW(step1[20] + step1[21], bd); + step2[21] = WRAPLOW(step1[20] - step1[21], bd); + step2[22] = WRAPLOW(-step1[22] + step1[23], bd); + step2[23] = WRAPLOW(step1[22] + step1[23], bd); + step2[24] = WRAPLOW(step1[24] + step1[25], bd); + step2[25] = WRAPLOW(step1[24] - step1[25], bd); + step2[26] = WRAPLOW(-step1[26] + step1[27], bd); + step2[27] = WRAPLOW(step1[26] + step1[27], bd); + step2[28] = WRAPLOW(step1[28] + step1[29], bd); + step2[29] = WRAPLOW(step1[28] - step1[29], bd); + step2[30] = WRAPLOW(-step1[30] + step1[31], bd); + step2[31] = WRAPLOW(step1[30] + step1[31], bd); + + // stage 3 + step1[0] = step2[0]; + step1[1] = step2[1]; + step1[2] = step2[2]; + step1[3] = step2[3]; + + temp1 = step2[4] * cospi_28_64 - step2[7] * cospi_4_64; + temp2 = step2[4] * cospi_4_64 + step2[7] * cospi_28_64; + step1[4] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[7] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = step2[5] * cospi_12_64 - step2[6] * cospi_20_64; + temp2 = step2[5] * cospi_20_64 + step2[6] * cospi_12_64; + step1[5] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[6] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + + step1[8] = WRAPLOW(step2[8] + step2[9], bd); + step1[9] = WRAPLOW(step2[8] - step2[9], bd); + step1[10] = WRAPLOW(-step2[10] + step2[11], bd); + step1[11] = WRAPLOW(step2[10] + step2[11], bd); + step1[12] = WRAPLOW(step2[12] + step2[13], bd); + step1[13] = WRAPLOW(step2[12] - step2[13], bd); + step1[14] = WRAPLOW(-step2[14] + step2[15], bd); + step1[15] = WRAPLOW(step2[14] + step2[15], bd); + + step1[16] = step2[16]; + step1[31] = step2[31]; + temp1 = -step2[17] * cospi_4_64 + step2[30] * cospi_28_64; + temp2 = step2[17] * cospi_28_64 + step2[30] * cospi_4_64; + step1[17] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[30] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = -step2[18] * cospi_28_64 - step2[29] * cospi_4_64; + temp2 = -step2[18] * cospi_4_64 + step2[29] * cospi_28_64; + step1[18] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[29] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + step1[19] = step2[19]; + step1[20] = step2[20]; + temp1 = -step2[21] * cospi_20_64 + step2[26] * cospi_12_64; + temp2 = step2[21] * cospi_12_64 + step2[26] * cospi_20_64; + step1[21] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[26] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = -step2[22] * cospi_12_64 - step2[25] * cospi_20_64; + temp2 = -step2[22] * cospi_20_64 + step2[25] * cospi_12_64; + step1[22] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[25] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + step1[23] = step2[23]; + step1[24] = step2[24]; + step1[27] = step2[27]; + step1[28] = step2[28]; + + // stage 4 + temp1 = (step1[0] + step1[1]) * cospi_16_64; + temp2 = (step1[0] - step1[1]) * cospi_16_64; + step2[0] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[1] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = step1[2] * cospi_24_64 - step1[3] * cospi_8_64; + temp2 = step1[2] * cospi_8_64 + step1[3] * cospi_24_64; + step2[2] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[3] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + step2[4] = WRAPLOW(step1[4] + step1[5], bd); + step2[5] = WRAPLOW(step1[4] - step1[5], bd); + step2[6] = WRAPLOW(-step1[6] + step1[7], bd); + step2[7] = WRAPLOW(step1[6] + step1[7], bd); + + step2[8] = step1[8]; + step2[15] = step1[15]; + temp1 = -step1[9] * cospi_8_64 + step1[14] * cospi_24_64; + temp2 = step1[9] * cospi_24_64 + step1[14] * cospi_8_64; + step2[9] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[14] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = -step1[10] * cospi_24_64 - step1[13] * cospi_8_64; + temp2 = -step1[10] * cospi_8_64 + step1[13] * cospi_24_64; + step2[10] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[13] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + step2[11] = step1[11]; + step2[12] = step1[12]; + + step2[16] = WRAPLOW(step1[16] + step1[19], bd); + step2[17] = WRAPLOW(step1[17] + step1[18], bd); + step2[18] = WRAPLOW(step1[17] - step1[18], bd); + step2[19] = WRAPLOW(step1[16] - step1[19], bd); + step2[20] = WRAPLOW(-step1[20] + step1[23], bd); + step2[21] = WRAPLOW(-step1[21] + step1[22], bd); + step2[22] = WRAPLOW(step1[21] + step1[22], bd); + step2[23] = WRAPLOW(step1[20] + step1[23], bd); + + step2[24] = WRAPLOW(step1[24] + step1[27], bd); + step2[25] = WRAPLOW(step1[25] + step1[26], bd); + step2[26] = WRAPLOW(step1[25] - step1[26], bd); + step2[27] = WRAPLOW(step1[24] - step1[27], bd); + step2[28] = WRAPLOW(-step1[28] + step1[31], bd); + step2[29] = WRAPLOW(-step1[29] + step1[30], bd); + step2[30] = WRAPLOW(step1[29] + step1[30], bd); + step2[31] = WRAPLOW(step1[28] + step1[31], bd); + + // stage 5 + step1[0] = WRAPLOW(step2[0] + step2[3], bd); + step1[1] = WRAPLOW(step2[1] + step2[2], bd); + step1[2] = WRAPLOW(step2[1] - step2[2], bd); + step1[3] = WRAPLOW(step2[0] - step2[3], bd); + step1[4] = step2[4]; + temp1 = (step2[6] - step2[5]) * cospi_16_64; + temp2 = (step2[5] + step2[6]) * cospi_16_64; + step1[5] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[6] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + step1[7] = step2[7]; + + step1[8] = WRAPLOW(step2[8] + step2[11], bd); + step1[9] = WRAPLOW(step2[9] + step2[10], bd); + step1[10] = WRAPLOW(step2[9] - step2[10], bd); + step1[11] = WRAPLOW(step2[8] - step2[11], bd); + step1[12] = WRAPLOW(-step2[12] + step2[15], bd); + step1[13] = WRAPLOW(-step2[13] + step2[14], bd); + step1[14] = WRAPLOW(step2[13] + step2[14], bd); + step1[15] = WRAPLOW(step2[12] + step2[15], bd); + + step1[16] = step2[16]; + step1[17] = step2[17]; + temp1 = -step2[18] * cospi_8_64 + step2[29] * cospi_24_64; + temp2 = step2[18] * cospi_24_64 + step2[29] * cospi_8_64; + step1[18] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[29] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = -step2[19] * cospi_8_64 + step2[28] * cospi_24_64; + temp2 = step2[19] * cospi_24_64 + step2[28] * cospi_8_64; + step1[19] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[28] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = -step2[20] * cospi_24_64 - step2[27] * cospi_8_64; + temp2 = -step2[20] * cospi_8_64 + step2[27] * cospi_24_64; + step1[20] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[27] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = -step2[21] * cospi_24_64 - step2[26] * cospi_8_64; + temp2 = -step2[21] * cospi_8_64 + step2[26] * cospi_24_64; + step1[21] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[26] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + step1[22] = step2[22]; + step1[23] = step2[23]; + step1[24] = step2[24]; + step1[25] = step2[25]; + step1[30] = step2[30]; + step1[31] = step2[31]; + + // stage 6 + step2[0] = WRAPLOW(step1[0] + step1[7], bd); + step2[1] = WRAPLOW(step1[1] + step1[6], bd); + step2[2] = WRAPLOW(step1[2] + step1[5], bd); + step2[3] = WRAPLOW(step1[3] + step1[4], bd); + step2[4] = WRAPLOW(step1[3] - step1[4], bd); + step2[5] = WRAPLOW(step1[2] - step1[5], bd); + step2[6] = WRAPLOW(step1[1] - step1[6], bd); + step2[7] = WRAPLOW(step1[0] - step1[7], bd); + step2[8] = step1[8]; + step2[9] = step1[9]; + temp1 = (-step1[10] + step1[13]) * cospi_16_64; + temp2 = (step1[10] + step1[13]) * cospi_16_64; + step2[10] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[13] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = (-step1[11] + step1[12]) * cospi_16_64; + temp2 = (step1[11] + step1[12]) * cospi_16_64; + step2[11] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step2[12] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + step2[14] = step1[14]; + step2[15] = step1[15]; + + step2[16] = WRAPLOW(step1[16] + step1[23], bd); + step2[17] = WRAPLOW(step1[17] + step1[22], bd); + step2[18] = WRAPLOW(step1[18] + step1[21], bd); + step2[19] = WRAPLOW(step1[19] + step1[20], bd); + step2[20] = WRAPLOW(step1[19] - step1[20], bd); + step2[21] = WRAPLOW(step1[18] - step1[21], bd); + step2[22] = WRAPLOW(step1[17] - step1[22], bd); + step2[23] = WRAPLOW(step1[16] - step1[23], bd); + + step2[24] = WRAPLOW(-step1[24] + step1[31], bd); + step2[25] = WRAPLOW(-step1[25] + step1[30], bd); + step2[26] = WRAPLOW(-step1[26] + step1[29], bd); + step2[27] = WRAPLOW(-step1[27] + step1[28], bd); + step2[28] = WRAPLOW(step1[27] + step1[28], bd); + step2[29] = WRAPLOW(step1[26] + step1[29], bd); + step2[30] = WRAPLOW(step1[25] + step1[30], bd); + step2[31] = WRAPLOW(step1[24] + step1[31], bd); + + // stage 7 + step1[0] = WRAPLOW(step2[0] + step2[15], bd); + step1[1] = WRAPLOW(step2[1] + step2[14], bd); + step1[2] = WRAPLOW(step2[2] + step2[13], bd); + step1[3] = WRAPLOW(step2[3] + step2[12], bd); + step1[4] = WRAPLOW(step2[4] + step2[11], bd); + step1[5] = WRAPLOW(step2[5] + step2[10], bd); + step1[6] = WRAPLOW(step2[6] + step2[9], bd); + step1[7] = WRAPLOW(step2[7] + step2[8], bd); + step1[8] = WRAPLOW(step2[7] - step2[8], bd); + step1[9] = WRAPLOW(step2[6] - step2[9], bd); + step1[10] = WRAPLOW(step2[5] - step2[10], bd); + step1[11] = WRAPLOW(step2[4] - step2[11], bd); + step1[12] = WRAPLOW(step2[3] - step2[12], bd); + step1[13] = WRAPLOW(step2[2] - step2[13], bd); + step1[14] = WRAPLOW(step2[1] - step2[14], bd); + step1[15] = WRAPLOW(step2[0] - step2[15], bd); + + step1[16] = step2[16]; + step1[17] = step2[17]; + step1[18] = step2[18]; + step1[19] = step2[19]; + temp1 = (-step2[20] + step2[27]) * cospi_16_64; + temp2 = (step2[20] + step2[27]) * cospi_16_64; + step1[20] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[27] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = (-step2[21] + step2[26]) * cospi_16_64; + temp2 = (step2[21] + step2[26]) * cospi_16_64; + step1[21] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[26] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = (-step2[22] + step2[25]) * cospi_16_64; + temp2 = (step2[22] + step2[25]) * cospi_16_64; + step1[22] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[25] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + temp1 = (-step2[23] + step2[24]) * cospi_16_64; + temp2 = (step2[23] + step2[24]) * cospi_16_64; + step1[23] = WRAPLOW(highbd_dct_const_round_shift(temp1, bd), bd); + step1[24] = WRAPLOW(highbd_dct_const_round_shift(temp2, bd), bd); + step1[28] = step2[28]; + step1[29] = step2[29]; + step1[30] = step2[30]; + step1[31] = step2[31]; + + // final stage + output[0] = WRAPLOW(step1[0] + step1[31], bd); + output[1] = WRAPLOW(step1[1] + step1[30], bd); + output[2] = WRAPLOW(step1[2] + step1[29], bd); + output[3] = WRAPLOW(step1[3] + step1[28], bd); + output[4] = WRAPLOW(step1[4] + step1[27], bd); + output[5] = WRAPLOW(step1[5] + step1[26], bd); + output[6] = WRAPLOW(step1[6] + step1[25], bd); + output[7] = WRAPLOW(step1[7] + step1[24], bd); + output[8] = WRAPLOW(step1[8] + step1[23], bd); + output[9] = WRAPLOW(step1[9] + step1[22], bd); + output[10] = WRAPLOW(step1[10] + step1[21], bd); + output[11] = WRAPLOW(step1[11] + step1[20], bd); + output[12] = WRAPLOW(step1[12] + step1[19], bd); + output[13] = WRAPLOW(step1[13] + step1[18], bd); + output[14] = WRAPLOW(step1[14] + step1[17], bd); + output[15] = WRAPLOW(step1[15] + step1[16], bd); + output[16] = WRAPLOW(step1[15] - step1[16], bd); + output[17] = WRAPLOW(step1[14] - step1[17], bd); + output[18] = WRAPLOW(step1[13] - step1[18], bd); + output[19] = WRAPLOW(step1[12] - step1[19], bd); + output[20] = WRAPLOW(step1[11] - step1[20], bd); + output[21] = WRAPLOW(step1[10] - step1[21], bd); + output[22] = WRAPLOW(step1[9] - step1[22], bd); + output[23] = WRAPLOW(step1[8] - step1[23], bd); + output[24] = WRAPLOW(step1[7] - step1[24], bd); + output[25] = WRAPLOW(step1[6] - step1[25], bd); + output[26] = WRAPLOW(step1[5] - step1[26], bd); + output[27] = WRAPLOW(step1[4] - step1[27], bd); + output[28] = WRAPLOW(step1[3] - step1[28], bd); + output[29] = WRAPLOW(step1[2] - step1[29], bd); + output[30] = WRAPLOW(step1[1] - step1[30], bd); + output[31] = WRAPLOW(step1[0] - step1[31], bd); +} + +void vp9_highbd_idct32x32_1024_add_c(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + tran_low_t out[32 * 32]; + tran_low_t *outptr = out; + int i, j; + tran_low_t temp_in[32], temp_out[32]; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + + // Rows + for (i = 0; i < 32; ++i) { + tran_low_t zero_coeff[16]; + for (j = 0; j < 16; ++j) + zero_coeff[j] = input[2 * j] | input[2 * j + 1]; + for (j = 0; j < 8; ++j) + zero_coeff[j] = zero_coeff[2 * j] | zero_coeff[2 * j + 1]; + for (j = 0; j < 4; ++j) + zero_coeff[j] = zero_coeff[2 * j] | zero_coeff[2 * j + 1]; + for (j = 0; j < 2; ++j) + zero_coeff[j] = zero_coeff[2 * j] | zero_coeff[2 * j + 1]; + + if (zero_coeff[0] | zero_coeff[1]) + highbd_idct32(input, outptr, bd); + else + memset(outptr, 0, sizeof(tran_low_t) * 32); + input += 32; + outptr += 32; + } + + // Columns + for (i = 0; i < 32; ++i) { + for (j = 0; j < 32; ++j) + temp_in[j] = out[j * 32 + i]; + highbd_idct32(temp_in, temp_out, bd); + for (j = 0; j < 32; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 6), bd); + } + } +} + +void vp9_highbd_idct32x32_34_add_c(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + tran_low_t out[32 * 32] = {0}; + tran_low_t *outptr = out; + int i, j; + tran_low_t temp_in[32], temp_out[32]; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + + // Rows + // Only upper-left 8x8 has non-zero coeff. + for (i = 0; i < 8; ++i) { + highbd_idct32(input, outptr, bd); + input += 32; + outptr += 32; + } + // Columns + for (i = 0; i < 32; ++i) { + for (j = 0; j < 32; ++j) + temp_in[j] = out[j * 32 + i]; + highbd_idct32(temp_in, temp_out, bd); + for (j = 0; j < 32; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 6), bd); + } + } +} + +void vp9_highbd_idct32x32_1_add_c(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + int i, j; + int a1; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + + tran_low_t out = WRAPLOW( + highbd_dct_const_round_shift(input[0] * cospi_16_64, bd), bd); + out = WRAPLOW(highbd_dct_const_round_shift(out * cospi_16_64, bd), bd); + a1 = ROUND_POWER_OF_TWO(out, 6); + + for (j = 0; j < 32; ++j) { + for (i = 0; i < 32; ++i) + dest[i] = highbd_clip_pixel_add(dest[i], a1, bd); + dest += stride; + } +} + +// idct +void vp9_highbd_idct4x4_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob, int bd) { + if (eob > 1) + vp9_highbd_idct4x4_16_add(input, dest, stride, bd); + else + vp9_highbd_idct4x4_1_add(input, dest, stride, bd); +} + + +void vp9_highbd_iwht4x4_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob, int bd) { + if (eob > 1) + vp9_highbd_iwht4x4_16_add(input, dest, stride, bd); + else + vp9_highbd_iwht4x4_1_add(input, dest, stride, bd); +} + +void vp9_highbd_idct8x8_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob, int bd) { + // If dc is 1, then input[0] is the reconstructed value, do not need + // dequantization. Also, when dc is 1, dc is counted in eobs, namely eobs >=1. + + // The calculation can be simplified if there are not many non-zero dct + // coefficients. Use eobs to decide what to do. + // TODO(yunqingwang): "eobs = 1" case is also handled in vp9_short_idct8x8_c. + // Combine that with code here. + // DC only DCT coefficient + if (eob == 1) { + vp9_highbd_idct8x8_1_add(input, dest, stride, bd); + } else if (eob <= 10) { + vp9_highbd_idct8x8_10_add(input, dest, stride, bd); + } else { + vp9_highbd_idct8x8_64_add(input, dest, stride, bd); + } +} + +void vp9_highbd_idct16x16_add(const tran_low_t *input, uint8_t *dest, + int stride, int eob, int bd) { + // The calculation can be simplified if there are not many non-zero dct + // coefficients. Use eobs to separate different cases. + // DC only DCT coefficient. + if (eob == 1) { + vp9_highbd_idct16x16_1_add(input, dest, stride, bd); + } else if (eob <= 10) { + vp9_highbd_idct16x16_10_add(input, dest, stride, bd); + } else { + vp9_highbd_idct16x16_256_add(input, dest, stride, bd); + } +} + +void vp9_highbd_idct32x32_add(const tran_low_t *input, uint8_t *dest, + int stride, int eob, int bd) { + // Non-zero coeff only in upper-left 8x8 + if (eob == 1) { + vp9_highbd_idct32x32_1_add(input, dest, stride, bd); + } else if (eob <= 34) { + vp9_highbd_idct32x32_34_add(input, dest, stride, bd); + } else { + vp9_highbd_idct32x32_1024_add(input, dest, stride, bd); + } +} + +// iht +void vp9_highbd_iht4x4_add(TX_TYPE tx_type, const tran_low_t *input, + uint8_t *dest, int stride, int eob, int bd) { + if (tx_type == DCT_DCT) + vp9_highbd_idct4x4_add(input, dest, stride, eob, bd); + else + vp9_highbd_iht4x4_16_add(input, dest, stride, tx_type, bd); +} + +void vp9_highbd_iht8x8_add(TX_TYPE tx_type, const tran_low_t *input, + uint8_t *dest, int stride, int eob, int bd) { + if (tx_type == DCT_DCT) { + vp9_highbd_idct8x8_add(input, dest, stride, eob, bd); + } else { + vp9_highbd_iht8x8_64_add(input, dest, stride, tx_type, bd); + } +} + +void vp9_highbd_iht16x16_add(TX_TYPE tx_type, const tran_low_t *input, + uint8_t *dest, int stride, int eob, int bd) { + if (tx_type == DCT_DCT) { + vp9_highbd_idct16x16_add(input, dest, stride, eob, bd); + } else { + vp9_highbd_iht16x16_256_add(input, dest, stride, tx_type, bd); + } +} +#endif // CONFIG_VP9_HIGHBITDEPTH diff --git a/media/libvpx/vp9/common/vp9_idct.h b/media/libvpx/vp9/common/vp9_idct.h new file mode 100644 index 000000000..cee1682a6 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_idct.h @@ -0,0 +1,212 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_IDCT_H_ +#define VP9_COMMON_VP9_IDCT_H_ + +#include <assert.h> + +#include "./vpx_config.h" +#include "vpx_ports/mem.h" +#include "vp9/common/vp9_common.h" +#include "vp9/common/vp9_enums.h" + +#ifdef __cplusplus +extern "C" { +#endif + +// Constants and Macros used by all idct/dct functions +#define DCT_CONST_BITS 14 +#define DCT_CONST_ROUNDING (1 << (DCT_CONST_BITS - 1)) + +#define UNIT_QUANT_SHIFT 2 +#define UNIT_QUANT_FACTOR (1 << UNIT_QUANT_SHIFT) + +#define pair_set_epi16(a, b) \ + _mm_set_epi16((int16_t)(b), (int16_t)(a), (int16_t)(b), (int16_t)(a), \ + (int16_t)(b), (int16_t)(a), (int16_t)(b), (int16_t)(a)) + +#define dual_set_epi16(a, b) \ + _mm_set_epi16((int16_t)(b), (int16_t)(b), (int16_t)(b), (int16_t)(b), \ + (int16_t)(a), (int16_t)(a), (int16_t)(a), (int16_t)(a)) + +// Constants: +// for (int i = 1; i< 32; ++i) +// printf("static const int cospi_%d_64 = %.0f;\n", i, +// round(16384 * cos(i*M_PI/64))); +// Note: sin(k*Pi/64) = cos((32-k)*Pi/64) +static const tran_high_t cospi_1_64 = 16364; +static const tran_high_t cospi_2_64 = 16305; +static const tran_high_t cospi_3_64 = 16207; +static const tran_high_t cospi_4_64 = 16069; +static const tran_high_t cospi_5_64 = 15893; +static const tran_high_t cospi_6_64 = 15679; +static const tran_high_t cospi_7_64 = 15426; +static const tran_high_t cospi_8_64 = 15137; +static const tran_high_t cospi_9_64 = 14811; +static const tran_high_t cospi_10_64 = 14449; +static const tran_high_t cospi_11_64 = 14053; +static const tran_high_t cospi_12_64 = 13623; +static const tran_high_t cospi_13_64 = 13160; +static const tran_high_t cospi_14_64 = 12665; +static const tran_high_t cospi_15_64 = 12140; +static const tran_high_t cospi_16_64 = 11585; +static const tran_high_t cospi_17_64 = 11003; +static const tran_high_t cospi_18_64 = 10394; +static const tran_high_t cospi_19_64 = 9760; +static const tran_high_t cospi_20_64 = 9102; +static const tran_high_t cospi_21_64 = 8423; +static const tran_high_t cospi_22_64 = 7723; +static const tran_high_t cospi_23_64 = 7005; +static const tran_high_t cospi_24_64 = 6270; +static const tran_high_t cospi_25_64 = 5520; +static const tran_high_t cospi_26_64 = 4756; +static const tran_high_t cospi_27_64 = 3981; +static const tran_high_t cospi_28_64 = 3196; +static const tran_high_t cospi_29_64 = 2404; +static const tran_high_t cospi_30_64 = 1606; +static const tran_high_t cospi_31_64 = 804; + +// 16384 * sqrt(2) * sin(kPi/9) * 2 / 3 +static const tran_high_t sinpi_1_9 = 5283; +static const tran_high_t sinpi_2_9 = 9929; +static const tran_high_t sinpi_3_9 = 13377; +static const tran_high_t sinpi_4_9 = 15212; + +static INLINE tran_low_t check_range(tran_high_t input) { +#if CONFIG_COEFFICIENT_RANGE_CHECKING + // For valid VP9 input streams, intermediate stage coefficients should always + // stay within the range of a signed 16 bit integer. Coefficients can go out + // of this range for invalid/corrupt VP9 streams. However, strictly checking + // this range for every intermediate coefficient can burdensome for a decoder, + // therefore the following assertion is only enabled when configured with + // --enable-coefficient-range-checking. + assert(INT16_MIN <= input); + assert(input <= INT16_MAX); +#endif // CONFIG_COEFFICIENT_RANGE_CHECKING + return (tran_low_t)input; +} + +static INLINE tran_low_t dct_const_round_shift(tran_high_t input) { + tran_high_t rv = ROUND_POWER_OF_TWO(input, DCT_CONST_BITS); + return check_range(rv); +} + +#if CONFIG_VP9_HIGHBITDEPTH +static INLINE tran_low_t highbd_check_range(tran_high_t input, + int bd) { +#if CONFIG_COEFFICIENT_RANGE_CHECKING + // For valid highbitdepth VP9 streams, intermediate stage coefficients will + // stay within the ranges: + // - 8 bit: signed 16 bit integer + // - 10 bit: signed 18 bit integer + // - 12 bit: signed 20 bit integer + const int32_t int_max = (1 << (7 + bd)) - 1; + const int32_t int_min = -int_max - 1; + assert(int_min <= input); + assert(input <= int_max); + (void) int_min; +#endif // CONFIG_COEFFICIENT_RANGE_CHECKING + (void) bd; + return (tran_low_t)input; +} + +static INLINE tran_low_t highbd_dct_const_round_shift(tran_high_t input, + int bd) { + tran_high_t rv = ROUND_POWER_OF_TWO(input, DCT_CONST_BITS); + return highbd_check_range(rv, bd); +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +typedef void (*transform_1d)(const tran_low_t*, tran_low_t*); + +typedef struct { + transform_1d cols, rows; // vertical and horizontal +} transform_2d; + +#if CONFIG_VP9_HIGHBITDEPTH +typedef void (*highbd_transform_1d)(const tran_low_t*, tran_low_t*, int bd); + +typedef struct { + highbd_transform_1d cols, rows; // vertical and horizontal +} highbd_transform_2d; +#endif // CONFIG_VP9_HIGHBITDEPTH + +#if CONFIG_EMULATE_HARDWARE +// When CONFIG_EMULATE_HARDWARE is 1 the transform performs a +// non-normative method to handle overflows. A stream that causes +// overflows in the inverse transform is considered invalid in VP9, +// and a hardware implementer is free to choose any reasonable +// method to handle overflows. However to aid in hardware +// verification they can use a specific implementation of the +// WRAPLOW() macro below that is identical to their intended +// hardware implementation (and also use configure options to trigger +// the C-implementation of the transform). +// +// The particular WRAPLOW implementation below performs strict +// overflow wrapping to match common hardware implementations. +// bd of 8 uses trans_low with 16bits, need to remove 16bits +// bd of 10 uses trans_low with 18bits, need to remove 14bits +// bd of 12 uses trans_low with 20bits, need to remove 12bits +// bd of x uses trans_low with 8+x bits, need to remove 24-x bits +#define WRAPLOW(x, bd) ((((int32_t)(x)) << (24 - bd)) >> (24 - bd)) +#else +#define WRAPLOW(x, bd) (x) +#endif // CONFIG_EMULATE_HARDWARE + +void vp9_iwht4x4_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob); +void vp9_idct4x4_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob); +void vp9_idct8x8_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob); +void vp9_idct16x16_add(const tran_low_t *input, uint8_t *dest, int stride, int + eob); +void vp9_idct32x32_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob); + +void vp9_iht4x4_add(TX_TYPE tx_type, const tran_low_t *input, uint8_t *dest, + int stride, int eob); +void vp9_iht8x8_add(TX_TYPE tx_type, const tran_low_t *input, uint8_t *dest, + int stride, int eob); +void vp9_iht16x16_add(TX_TYPE tx_type, const tran_low_t *input, uint8_t *dest, + int stride, int eob); + +#if CONFIG_VP9_HIGHBITDEPTH +void vp9_highbd_idct4(const tran_low_t *input, tran_low_t *output, int bd); +void vp9_highbd_idct8(const tran_low_t *input, tran_low_t *output, int bd); +void vp9_highbd_idct16(const tran_low_t *input, tran_low_t *output, int bd); +void vp9_highbd_iwht4x4_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob, int bd); +void vp9_highbd_idct4x4_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob, int bd); +void vp9_highbd_idct8x8_add(const tran_low_t *input, uint8_t *dest, int stride, + int eob, int bd); +void vp9_highbd_idct16x16_add(const tran_low_t *input, uint8_t *dest, + int stride, int eob, int bd); +void vp9_highbd_idct32x32_add(const tran_low_t *input, uint8_t *dest, + int stride, int eob, int bd); +void vp9_highbd_iht4x4_add(TX_TYPE tx_type, const tran_low_t *input, + uint8_t *dest, int stride, int eob, int bd); +void vp9_highbd_iht8x8_add(TX_TYPE tx_type, const tran_low_t *input, + uint8_t *dest, int stride, int eob, int bd); +void vp9_highbd_iht16x16_add(TX_TYPE tx_type, const tran_low_t *input, + uint8_t *dest, int stride, int eob, int bd); +static INLINE uint16_t highbd_clip_pixel_add(uint16_t dest, tran_high_t trans, + int bd) { + trans = WRAPLOW(trans, bd); + return clip_pixel_highbd(WRAPLOW(dest + trans, bd), bd); +} +#endif // CONFIG_VP9_HIGHBITDEPTH +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_IDCT_H_ diff --git a/media/libvpx/vp9/common/vp9_loopfilter.c b/media/libvpx/vp9/common/vp9_loopfilter.c new file mode 100644 index 000000000..484e457df --- /dev/null +++ b/media/libvpx/vp9/common/vp9_loopfilter.c @@ -0,0 +1,1615 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "./vpx_config.h" +#include "vp9/common/vp9_loopfilter.h" +#include "vp9/common/vp9_onyxc_int.h" +#include "vp9/common/vp9_reconinter.h" +#include "vpx_mem/vpx_mem.h" +#include "vpx_ports/mem.h" + +#include "vp9/common/vp9_seg_common.h" + +// 64 bit masks for left transform size. Each 1 represents a position where +// we should apply a loop filter across the left border of an 8x8 block +// boundary. +// +// In the case of TX_16X16-> ( in low order byte first we end up with +// a mask that looks like this +// +// 10101010 +// 10101010 +// 10101010 +// 10101010 +// 10101010 +// 10101010 +// 10101010 +// 10101010 +// +// A loopfilter should be applied to every other 8x8 horizontally. +static const uint64_t left_64x64_txform_mask[TX_SIZES]= { + 0xffffffffffffffffULL, // TX_4X4 + 0xffffffffffffffffULL, // TX_8x8 + 0x5555555555555555ULL, // TX_16x16 + 0x1111111111111111ULL, // TX_32x32 +}; + +// 64 bit masks for above transform size. Each 1 represents a position where +// we should apply a loop filter across the top border of an 8x8 block +// boundary. +// +// In the case of TX_32x32 -> ( in low order byte first we end up with +// a mask that looks like this +// +// 11111111 +// 00000000 +// 00000000 +// 00000000 +// 11111111 +// 00000000 +// 00000000 +// 00000000 +// +// A loopfilter should be applied to every other 4 the row vertically. +static const uint64_t above_64x64_txform_mask[TX_SIZES]= { + 0xffffffffffffffffULL, // TX_4X4 + 0xffffffffffffffffULL, // TX_8x8 + 0x00ff00ff00ff00ffULL, // TX_16x16 + 0x000000ff000000ffULL, // TX_32x32 +}; + +// 64 bit masks for prediction sizes (left). Each 1 represents a position +// where left border of an 8x8 block. These are aligned to the right most +// appropriate bit, and then shifted into place. +// +// In the case of TX_16x32 -> ( low order byte first ) we end up with +// a mask that looks like this : +// +// 10000000 +// 10000000 +// 10000000 +// 10000000 +// 00000000 +// 00000000 +// 00000000 +// 00000000 +static const uint64_t left_prediction_mask[BLOCK_SIZES] = { + 0x0000000000000001ULL, // BLOCK_4X4, + 0x0000000000000001ULL, // BLOCK_4X8, + 0x0000000000000001ULL, // BLOCK_8X4, + 0x0000000000000001ULL, // BLOCK_8X8, + 0x0000000000000101ULL, // BLOCK_8X16, + 0x0000000000000001ULL, // BLOCK_16X8, + 0x0000000000000101ULL, // BLOCK_16X16, + 0x0000000001010101ULL, // BLOCK_16X32, + 0x0000000000000101ULL, // BLOCK_32X16, + 0x0000000001010101ULL, // BLOCK_32X32, + 0x0101010101010101ULL, // BLOCK_32X64, + 0x0000000001010101ULL, // BLOCK_64X32, + 0x0101010101010101ULL, // BLOCK_64X64 +}; + +// 64 bit mask to shift and set for each prediction size. +static const uint64_t above_prediction_mask[BLOCK_SIZES] = { + 0x0000000000000001ULL, // BLOCK_4X4 + 0x0000000000000001ULL, // BLOCK_4X8 + 0x0000000000000001ULL, // BLOCK_8X4 + 0x0000000000000001ULL, // BLOCK_8X8 + 0x0000000000000001ULL, // BLOCK_8X16, + 0x0000000000000003ULL, // BLOCK_16X8 + 0x0000000000000003ULL, // BLOCK_16X16 + 0x0000000000000003ULL, // BLOCK_16X32, + 0x000000000000000fULL, // BLOCK_32X16, + 0x000000000000000fULL, // BLOCK_32X32, + 0x000000000000000fULL, // BLOCK_32X64, + 0x00000000000000ffULL, // BLOCK_64X32, + 0x00000000000000ffULL, // BLOCK_64X64 +}; +// 64 bit mask to shift and set for each prediction size. A bit is set for +// each 8x8 block that would be in the left most block of the given block +// size in the 64x64 block. +static const uint64_t size_mask[BLOCK_SIZES] = { + 0x0000000000000001ULL, // BLOCK_4X4 + 0x0000000000000001ULL, // BLOCK_4X8 + 0x0000000000000001ULL, // BLOCK_8X4 + 0x0000000000000001ULL, // BLOCK_8X8 + 0x0000000000000101ULL, // BLOCK_8X16, + 0x0000000000000003ULL, // BLOCK_16X8 + 0x0000000000000303ULL, // BLOCK_16X16 + 0x0000000003030303ULL, // BLOCK_16X32, + 0x0000000000000f0fULL, // BLOCK_32X16, + 0x000000000f0f0f0fULL, // BLOCK_32X32, + 0x0f0f0f0f0f0f0f0fULL, // BLOCK_32X64, + 0x00000000ffffffffULL, // BLOCK_64X32, + 0xffffffffffffffffULL, // BLOCK_64X64 +}; + +// These are used for masking the left and above borders. +static const uint64_t left_border = 0x1111111111111111ULL; +static const uint64_t above_border = 0x000000ff000000ffULL; + +// 16 bit masks for uv transform sizes. +static const uint16_t left_64x64_txform_mask_uv[TX_SIZES]= { + 0xffff, // TX_4X4 + 0xffff, // TX_8x8 + 0x5555, // TX_16x16 + 0x1111, // TX_32x32 +}; + +static const uint16_t above_64x64_txform_mask_uv[TX_SIZES]= { + 0xffff, // TX_4X4 + 0xffff, // TX_8x8 + 0x0f0f, // TX_16x16 + 0x000f, // TX_32x32 +}; + +// 16 bit left mask to shift and set for each uv prediction size. +static const uint16_t left_prediction_mask_uv[BLOCK_SIZES] = { + 0x0001, // BLOCK_4X4, + 0x0001, // BLOCK_4X8, + 0x0001, // BLOCK_8X4, + 0x0001, // BLOCK_8X8, + 0x0001, // BLOCK_8X16, + 0x0001, // BLOCK_16X8, + 0x0001, // BLOCK_16X16, + 0x0011, // BLOCK_16X32, + 0x0001, // BLOCK_32X16, + 0x0011, // BLOCK_32X32, + 0x1111, // BLOCK_32X64 + 0x0011, // BLOCK_64X32, + 0x1111, // BLOCK_64X64 +}; +// 16 bit above mask to shift and set for uv each prediction size. +static const uint16_t above_prediction_mask_uv[BLOCK_SIZES] = { + 0x0001, // BLOCK_4X4 + 0x0001, // BLOCK_4X8 + 0x0001, // BLOCK_8X4 + 0x0001, // BLOCK_8X8 + 0x0001, // BLOCK_8X16, + 0x0001, // BLOCK_16X8 + 0x0001, // BLOCK_16X16 + 0x0001, // BLOCK_16X32, + 0x0003, // BLOCK_32X16, + 0x0003, // BLOCK_32X32, + 0x0003, // BLOCK_32X64, + 0x000f, // BLOCK_64X32, + 0x000f, // BLOCK_64X64 +}; + +// 64 bit mask to shift and set for each uv prediction size +static const uint16_t size_mask_uv[BLOCK_SIZES] = { + 0x0001, // BLOCK_4X4 + 0x0001, // BLOCK_4X8 + 0x0001, // BLOCK_8X4 + 0x0001, // BLOCK_8X8 + 0x0001, // BLOCK_8X16, + 0x0001, // BLOCK_16X8 + 0x0001, // BLOCK_16X16 + 0x0011, // BLOCK_16X32, + 0x0003, // BLOCK_32X16, + 0x0033, // BLOCK_32X32, + 0x3333, // BLOCK_32X64, + 0x00ff, // BLOCK_64X32, + 0xffff, // BLOCK_64X64 +}; +static const uint16_t left_border_uv = 0x1111; +static const uint16_t above_border_uv = 0x000f; + +static const int mode_lf_lut[MB_MODE_COUNT] = { + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // INTRA_MODES + 1, 1, 0, 1 // INTER_MODES (ZEROMV == 0) +}; + +static void update_sharpness(loop_filter_info_n *lfi, int sharpness_lvl) { + int lvl; + + // For each possible value for the loop filter fill out limits + for (lvl = 0; lvl <= MAX_LOOP_FILTER; lvl++) { + // Set loop filter parameters that control sharpness. + int block_inside_limit = lvl >> ((sharpness_lvl > 0) + (sharpness_lvl > 4)); + + if (sharpness_lvl > 0) { + if (block_inside_limit > (9 - sharpness_lvl)) + block_inside_limit = (9 - sharpness_lvl); + } + + if (block_inside_limit < 1) + block_inside_limit = 1; + + memset(lfi->lfthr[lvl].lim, block_inside_limit, SIMD_WIDTH); + memset(lfi->lfthr[lvl].mblim, (2 * (lvl + 2) + block_inside_limit), + SIMD_WIDTH); + } +} + +static uint8_t get_filter_level(const loop_filter_info_n *lfi_n, + const MB_MODE_INFO *mbmi) { + return lfi_n->lvl[mbmi->segment_id][mbmi->ref_frame[0]] + [mode_lf_lut[mbmi->mode]]; +} + +void vp9_loop_filter_init(VP9_COMMON *cm) { + loop_filter_info_n *lfi = &cm->lf_info; + struct loopfilter *lf = &cm->lf; + int lvl; + + // init limits for given sharpness + update_sharpness(lfi, lf->sharpness_level); + lf->last_sharpness_level = lf->sharpness_level; + + // init hev threshold const vectors + for (lvl = 0; lvl <= MAX_LOOP_FILTER; lvl++) + memset(lfi->lfthr[lvl].hev_thr, (lvl >> 4), SIMD_WIDTH); +} + +void vp9_loop_filter_frame_init(VP9_COMMON *cm, int default_filt_lvl) { + int seg_id; + // n_shift is the multiplier for lf_deltas + // the multiplier is 1 for when filter_lvl is between 0 and 31; + // 2 when filter_lvl is between 32 and 63 + const int scale = 1 << (default_filt_lvl >> 5); + loop_filter_info_n *const lfi = &cm->lf_info; + struct loopfilter *const lf = &cm->lf; + const struct segmentation *const seg = &cm->seg; + + // update limits if sharpness has changed + if (lf->last_sharpness_level != lf->sharpness_level) { + update_sharpness(lfi, lf->sharpness_level); + lf->last_sharpness_level = lf->sharpness_level; + } + + for (seg_id = 0; seg_id < MAX_SEGMENTS; seg_id++) { + int lvl_seg = default_filt_lvl; + if (vp9_segfeature_active(seg, seg_id, SEG_LVL_ALT_LF)) { + const int data = vp9_get_segdata(seg, seg_id, SEG_LVL_ALT_LF); + lvl_seg = clamp(seg->abs_delta == SEGMENT_ABSDATA ? + data : default_filt_lvl + data, + 0, MAX_LOOP_FILTER); + } + + if (!lf->mode_ref_delta_enabled) { + // we could get rid of this if we assume that deltas are set to + // zero when not in use; encoder always uses deltas + memset(lfi->lvl[seg_id], lvl_seg, sizeof(lfi->lvl[seg_id])); + } else { + int ref, mode; + const int intra_lvl = lvl_seg + lf->ref_deltas[INTRA_FRAME] * scale; + lfi->lvl[seg_id][INTRA_FRAME][0] = clamp(intra_lvl, 0, MAX_LOOP_FILTER); + + for (ref = LAST_FRAME; ref < MAX_REF_FRAMES; ++ref) { + for (mode = 0; mode < MAX_MODE_LF_DELTAS; ++mode) { + const int inter_lvl = lvl_seg + lf->ref_deltas[ref] * scale + + lf->mode_deltas[mode] * scale; + lfi->lvl[seg_id][ref][mode] = clamp(inter_lvl, 0, MAX_LOOP_FILTER); + } + } + } + } +} + +static void filter_selectively_vert_row2(int subsampling_factor, + uint8_t *s, int pitch, + unsigned int mask_16x16_l, + unsigned int mask_8x8_l, + unsigned int mask_4x4_l, + unsigned int mask_4x4_int_l, + const loop_filter_info_n *lfi_n, + const uint8_t *lfl) { + const int mask_shift = subsampling_factor ? 4 : 8; + const int mask_cutoff = subsampling_factor ? 0xf : 0xff; + const int lfl_forward = subsampling_factor ? 4 : 8; + + unsigned int mask_16x16_0 = mask_16x16_l & mask_cutoff; + unsigned int mask_8x8_0 = mask_8x8_l & mask_cutoff; + unsigned int mask_4x4_0 = mask_4x4_l & mask_cutoff; + unsigned int mask_4x4_int_0 = mask_4x4_int_l & mask_cutoff; + unsigned int mask_16x16_1 = (mask_16x16_l >> mask_shift) & mask_cutoff; + unsigned int mask_8x8_1 = (mask_8x8_l >> mask_shift) & mask_cutoff; + unsigned int mask_4x4_1 = (mask_4x4_l >> mask_shift) & mask_cutoff; + unsigned int mask_4x4_int_1 = (mask_4x4_int_l >> mask_shift) & mask_cutoff; + unsigned int mask; + + for (mask = mask_16x16_0 | mask_8x8_0 | mask_4x4_0 | mask_4x4_int_0 | + mask_16x16_1 | mask_8x8_1 | mask_4x4_1 | mask_4x4_int_1; + mask; mask >>= 1) { + const loop_filter_thresh *lfi0 = lfi_n->lfthr + *lfl; + const loop_filter_thresh *lfi1 = lfi_n->lfthr + *(lfl + lfl_forward); + + // TODO(yunqingwang): count in loopfilter functions should be removed. + if (mask & 1) { + if ((mask_16x16_0 | mask_16x16_1) & 1) { + if ((mask_16x16_0 & mask_16x16_1) & 1) { + vp9_lpf_vertical_16_dual(s, pitch, lfi0->mblim, lfi0->lim, + lfi0->hev_thr); + } else if (mask_16x16_0 & 1) { + vp9_lpf_vertical_16(s, pitch, lfi0->mblim, lfi0->lim, + lfi0->hev_thr); + } else { + vp9_lpf_vertical_16(s + 8 *pitch, pitch, lfi1->mblim, + lfi1->lim, lfi1->hev_thr); + } + } + + if ((mask_8x8_0 | mask_8x8_1) & 1) { + if ((mask_8x8_0 & mask_8x8_1) & 1) { + vp9_lpf_vertical_8_dual(s, pitch, lfi0->mblim, lfi0->lim, + lfi0->hev_thr, lfi1->mblim, lfi1->lim, + lfi1->hev_thr); + } else if (mask_8x8_0 & 1) { + vp9_lpf_vertical_8(s, pitch, lfi0->mblim, lfi0->lim, lfi0->hev_thr, + 1); + } else { + vp9_lpf_vertical_8(s + 8 * pitch, pitch, lfi1->mblim, lfi1->lim, + lfi1->hev_thr, 1); + } + } + + if ((mask_4x4_0 | mask_4x4_1) & 1) { + if ((mask_4x4_0 & mask_4x4_1) & 1) { + vp9_lpf_vertical_4_dual(s, pitch, lfi0->mblim, lfi0->lim, + lfi0->hev_thr, lfi1->mblim, lfi1->lim, + lfi1->hev_thr); + } else if (mask_4x4_0 & 1) { + vp9_lpf_vertical_4(s, pitch, lfi0->mblim, lfi0->lim, lfi0->hev_thr, + 1); + } else { + vp9_lpf_vertical_4(s + 8 * pitch, pitch, lfi1->mblim, lfi1->lim, + lfi1->hev_thr, 1); + } + } + + if ((mask_4x4_int_0 | mask_4x4_int_1) & 1) { + if ((mask_4x4_int_0 & mask_4x4_int_1) & 1) { + vp9_lpf_vertical_4_dual(s + 4, pitch, lfi0->mblim, lfi0->lim, + lfi0->hev_thr, lfi1->mblim, lfi1->lim, + lfi1->hev_thr); + } else if (mask_4x4_int_0 & 1) { + vp9_lpf_vertical_4(s + 4, pitch, lfi0->mblim, lfi0->lim, + lfi0->hev_thr, 1); + } else { + vp9_lpf_vertical_4(s + 8 * pitch + 4, pitch, lfi1->mblim, lfi1->lim, + lfi1->hev_thr, 1); + } + } + } + + s += 8; + lfl += 1; + mask_16x16_0 >>= 1; + mask_8x8_0 >>= 1; + mask_4x4_0 >>= 1; + mask_4x4_int_0 >>= 1; + mask_16x16_1 >>= 1; + mask_8x8_1 >>= 1; + mask_4x4_1 >>= 1; + mask_4x4_int_1 >>= 1; + } +} + +#if CONFIG_VP9_HIGHBITDEPTH +static void highbd_filter_selectively_vert_row2(int subsampling_factor, + uint16_t *s, int pitch, + unsigned int mask_16x16_l, + unsigned int mask_8x8_l, + unsigned int mask_4x4_l, + unsigned int mask_4x4_int_l, + const loop_filter_info_n *lfi_n, + const uint8_t *lfl, int bd) { + const int mask_shift = subsampling_factor ? 4 : 8; + const int mask_cutoff = subsampling_factor ? 0xf : 0xff; + const int lfl_forward = subsampling_factor ? 4 : 8; + + unsigned int mask_16x16_0 = mask_16x16_l & mask_cutoff; + unsigned int mask_8x8_0 = mask_8x8_l & mask_cutoff; + unsigned int mask_4x4_0 = mask_4x4_l & mask_cutoff; + unsigned int mask_4x4_int_0 = mask_4x4_int_l & mask_cutoff; + unsigned int mask_16x16_1 = (mask_16x16_l >> mask_shift) & mask_cutoff; + unsigned int mask_8x8_1 = (mask_8x8_l >> mask_shift) & mask_cutoff; + unsigned int mask_4x4_1 = (mask_4x4_l >> mask_shift) & mask_cutoff; + unsigned int mask_4x4_int_1 = (mask_4x4_int_l >> mask_shift) & mask_cutoff; + unsigned int mask; + + for (mask = mask_16x16_0 | mask_8x8_0 | mask_4x4_0 | mask_4x4_int_0 | + mask_16x16_1 | mask_8x8_1 | mask_4x4_1 | mask_4x4_int_1; + mask; mask >>= 1) { + const loop_filter_thresh *lfi0 = lfi_n->lfthr + *lfl; + const loop_filter_thresh *lfi1 = lfi_n->lfthr + *(lfl + lfl_forward); + + // TODO(yunqingwang): count in loopfilter functions should be removed. + if (mask & 1) { + if ((mask_16x16_0 | mask_16x16_1) & 1) { + if ((mask_16x16_0 & mask_16x16_1) & 1) { + vp9_highbd_lpf_vertical_16_dual(s, pitch, lfi0->mblim, lfi0->lim, + lfi0->hev_thr, bd); + } else if (mask_16x16_0 & 1) { + vp9_highbd_lpf_vertical_16(s, pitch, lfi0->mblim, lfi0->lim, + lfi0->hev_thr, bd); + } else { + vp9_highbd_lpf_vertical_16(s + 8 *pitch, pitch, lfi1->mblim, + lfi1->lim, lfi1->hev_thr, bd); + } + } + + if ((mask_8x8_0 | mask_8x8_1) & 1) { + if ((mask_8x8_0 & mask_8x8_1) & 1) { + vp9_highbd_lpf_vertical_8_dual(s, pitch, lfi0->mblim, lfi0->lim, + lfi0->hev_thr, lfi1->mblim, lfi1->lim, + lfi1->hev_thr, bd); + } else if (mask_8x8_0 & 1) { + vp9_highbd_lpf_vertical_8(s, pitch, lfi0->mblim, lfi0->lim, + lfi0->hev_thr, 1, bd); + } else { + vp9_highbd_lpf_vertical_8(s + 8 * pitch, pitch, lfi1->mblim, + lfi1->lim, lfi1->hev_thr, 1, bd); + } + } + + if ((mask_4x4_0 | mask_4x4_1) & 1) { + if ((mask_4x4_0 & mask_4x4_1) & 1) { + vp9_highbd_lpf_vertical_4_dual(s, pitch, lfi0->mblim, lfi0->lim, + lfi0->hev_thr, lfi1->mblim, lfi1->lim, + lfi1->hev_thr, bd); + } else if (mask_4x4_0 & 1) { + vp9_highbd_lpf_vertical_4(s, pitch, lfi0->mblim, lfi0->lim, + lfi0->hev_thr, 1, bd); + } else { + vp9_highbd_lpf_vertical_4(s + 8 * pitch, pitch, lfi1->mblim, + lfi1->lim, lfi1->hev_thr, 1, bd); + } + } + + if ((mask_4x4_int_0 | mask_4x4_int_1) & 1) { + if ((mask_4x4_int_0 & mask_4x4_int_1) & 1) { + vp9_highbd_lpf_vertical_4_dual(s + 4, pitch, lfi0->mblim, lfi0->lim, + lfi0->hev_thr, lfi1->mblim, lfi1->lim, + lfi1->hev_thr, bd); + } else if (mask_4x4_int_0 & 1) { + vp9_highbd_lpf_vertical_4(s + 4, pitch, lfi0->mblim, lfi0->lim, + lfi0->hev_thr, 1, bd); + } else { + vp9_highbd_lpf_vertical_4(s + 8 * pitch + 4, pitch, lfi1->mblim, + lfi1->lim, lfi1->hev_thr, 1, bd); + } + } + } + + s += 8; + lfl += 1; + mask_16x16_0 >>= 1; + mask_8x8_0 >>= 1; + mask_4x4_0 >>= 1; + mask_4x4_int_0 >>= 1; + mask_16x16_1 >>= 1; + mask_8x8_1 >>= 1; + mask_4x4_1 >>= 1; + mask_4x4_int_1 >>= 1; + } +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +static void filter_selectively_horiz(uint8_t *s, int pitch, + unsigned int mask_16x16, + unsigned int mask_8x8, + unsigned int mask_4x4, + unsigned int mask_4x4_int, + const loop_filter_info_n *lfi_n, + const uint8_t *lfl) { + unsigned int mask; + int count; + + for (mask = mask_16x16 | mask_8x8 | mask_4x4 | mask_4x4_int; + mask; mask >>= count) { + const loop_filter_thresh *lfi = lfi_n->lfthr + *lfl; + + count = 1; + if (mask & 1) { + if (mask_16x16 & 1) { + if ((mask_16x16 & 3) == 3) { + vp9_lpf_horizontal_16(s, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 2); + count = 2; + } else { + vp9_lpf_horizontal_16(s, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 1); + } + } else if (mask_8x8 & 1) { + if ((mask_8x8 & 3) == 3) { + // Next block's thresholds. + const loop_filter_thresh *lfin = lfi_n->lfthr + *(lfl + 1); + + vp9_lpf_horizontal_8_dual(s, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, lfin->mblim, lfin->lim, + lfin->hev_thr); + + if ((mask_4x4_int & 3) == 3) { + vp9_lpf_horizontal_4_dual(s + 4 * pitch, pitch, lfi->mblim, + lfi->lim, lfi->hev_thr, lfin->mblim, + lfin->lim, lfin->hev_thr); + } else { + if (mask_4x4_int & 1) + vp9_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 1); + else if (mask_4x4_int & 2) + vp9_lpf_horizontal_4(s + 8 + 4 * pitch, pitch, lfin->mblim, + lfin->lim, lfin->hev_thr, 1); + } + count = 2; + } else { + vp9_lpf_horizontal_8(s, pitch, lfi->mblim, lfi->lim, lfi->hev_thr, 1); + + if (mask_4x4_int & 1) + vp9_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 1); + } + } else if (mask_4x4 & 1) { + if ((mask_4x4 & 3) == 3) { + // Next block's thresholds. + const loop_filter_thresh *lfin = lfi_n->lfthr + *(lfl + 1); + + vp9_lpf_horizontal_4_dual(s, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, lfin->mblim, lfin->lim, + lfin->hev_thr); + if ((mask_4x4_int & 3) == 3) { + vp9_lpf_horizontal_4_dual(s + 4 * pitch, pitch, lfi->mblim, + lfi->lim, lfi->hev_thr, lfin->mblim, + lfin->lim, lfin->hev_thr); + } else { + if (mask_4x4_int & 1) + vp9_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 1); + else if (mask_4x4_int & 2) + vp9_lpf_horizontal_4(s + 8 + 4 * pitch, pitch, lfin->mblim, + lfin->lim, lfin->hev_thr, 1); + } + count = 2; + } else { + vp9_lpf_horizontal_4(s, pitch, lfi->mblim, lfi->lim, lfi->hev_thr, 1); + + if (mask_4x4_int & 1) + vp9_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 1); + } + } else if (mask_4x4_int & 1) { + vp9_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 1); + } + } + s += 8 * count; + lfl += count; + mask_16x16 >>= count; + mask_8x8 >>= count; + mask_4x4 >>= count; + mask_4x4_int >>= count; + } +} + +#if CONFIG_VP9_HIGHBITDEPTH +static void highbd_filter_selectively_horiz(uint16_t *s, int pitch, + unsigned int mask_16x16, + unsigned int mask_8x8, + unsigned int mask_4x4, + unsigned int mask_4x4_int, + const loop_filter_info_n *lfi_n, + const uint8_t *lfl, int bd) { + unsigned int mask; + int count; + + for (mask = mask_16x16 | mask_8x8 | mask_4x4 | mask_4x4_int; + mask; mask >>= count) { + const loop_filter_thresh *lfi = lfi_n->lfthr + *lfl; + + count = 1; + if (mask & 1) { + if (mask_16x16 & 1) { + if ((mask_16x16 & 3) == 3) { + vp9_highbd_lpf_horizontal_16(s, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 2, bd); + count = 2; + } else { + vp9_highbd_lpf_horizontal_16(s, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 1, bd); + } + } else if (mask_8x8 & 1) { + if ((mask_8x8 & 3) == 3) { + // Next block's thresholds. + const loop_filter_thresh *lfin = lfi_n->lfthr + *(lfl + 1); + + vp9_highbd_lpf_horizontal_8_dual(s, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, lfin->mblim, lfin->lim, + lfin->hev_thr, bd); + + if ((mask_4x4_int & 3) == 3) { + vp9_highbd_lpf_horizontal_4_dual(s + 4 * pitch, pitch, lfi->mblim, + lfi->lim, lfi->hev_thr, + lfin->mblim, lfin->lim, + lfin->hev_thr, bd); + } else { + if (mask_4x4_int & 1) { + vp9_highbd_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, + lfi->lim, lfi->hev_thr, 1, bd); + } else if (mask_4x4_int & 2) { + vp9_highbd_lpf_horizontal_4(s + 8 + 4 * pitch, pitch, lfin->mblim, + lfin->lim, lfin->hev_thr, 1, bd); + } + } + count = 2; + } else { + vp9_highbd_lpf_horizontal_8(s, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 1, bd); + + if (mask_4x4_int & 1) { + vp9_highbd_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, + lfi->lim, lfi->hev_thr, 1, bd); + } + } + } else if (mask_4x4 & 1) { + if ((mask_4x4 & 3) == 3) { + // Next block's thresholds. + const loop_filter_thresh *lfin = lfi_n->lfthr + *(lfl + 1); + + vp9_highbd_lpf_horizontal_4_dual(s, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, lfin->mblim, lfin->lim, + lfin->hev_thr, bd); + if ((mask_4x4_int & 3) == 3) { + vp9_highbd_lpf_horizontal_4_dual(s + 4 * pitch, pitch, lfi->mblim, + lfi->lim, lfi->hev_thr, + lfin->mblim, lfin->lim, + lfin->hev_thr, bd); + } else { + if (mask_4x4_int & 1) { + vp9_highbd_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, + lfi->lim, lfi->hev_thr, 1, bd); + } else if (mask_4x4_int & 2) { + vp9_highbd_lpf_horizontal_4(s + 8 + 4 * pitch, pitch, lfin->mblim, + lfin->lim, lfin->hev_thr, 1, bd); + } + } + count = 2; + } else { + vp9_highbd_lpf_horizontal_4(s, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 1, bd); + + if (mask_4x4_int & 1) { + vp9_highbd_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, + lfi->lim, lfi->hev_thr, 1, bd); + } + } + } else if (mask_4x4_int & 1) { + vp9_highbd_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 1, bd); + } + } + s += 8 * count; + lfl += count; + mask_16x16 >>= count; + mask_8x8 >>= count; + mask_4x4 >>= count; + mask_4x4_int >>= count; + } +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +// This function ors into the current lfm structure, where to do loop +// filters for the specific mi we are looking at. It uses information +// including the block_size_type (32x16, 32x32, etc.), the transform size, +// whether there were any coefficients encoded, and the loop filter strength +// block we are currently looking at. Shift is used to position the +// 1's we produce. +// TODO(JBB) Need another function for different resolution color.. +static void build_masks(const loop_filter_info_n *const lfi_n, + const MODE_INFO *mi, const int shift_y, + const int shift_uv, + LOOP_FILTER_MASK *lfm) { + const MB_MODE_INFO *mbmi = &mi->mbmi; + const BLOCK_SIZE block_size = mbmi->sb_type; + const TX_SIZE tx_size_y = mbmi->tx_size; + const TX_SIZE tx_size_uv = get_uv_tx_size_impl(tx_size_y, block_size, 1, 1); + const int filter_level = get_filter_level(lfi_n, mbmi); + uint64_t *const left_y = &lfm->left_y[tx_size_y]; + uint64_t *const above_y = &lfm->above_y[tx_size_y]; + uint64_t *const int_4x4_y = &lfm->int_4x4_y; + uint16_t *const left_uv = &lfm->left_uv[tx_size_uv]; + uint16_t *const above_uv = &lfm->above_uv[tx_size_uv]; + uint16_t *const int_4x4_uv = &lfm->int_4x4_uv; + int i; + + // If filter level is 0 we don't loop filter. + if (!filter_level) { + return; + } else { + const int w = num_8x8_blocks_wide_lookup[block_size]; + const int h = num_8x8_blocks_high_lookup[block_size]; + int index = shift_y; + for (i = 0; i < h; i++) { + memset(&lfm->lfl_y[index], filter_level, w); + index += 8; + } + } + + // These set 1 in the current block size for the block size edges. + // For instance if the block size is 32x16, we'll set: + // above = 1111 + // 0000 + // and + // left = 1000 + // = 1000 + // NOTE : In this example the low bit is left most ( 1000 ) is stored as + // 1, not 8... + // + // U and V set things on a 16 bit scale. + // + *above_y |= above_prediction_mask[block_size] << shift_y; + *above_uv |= above_prediction_mask_uv[block_size] << shift_uv; + *left_y |= left_prediction_mask[block_size] << shift_y; + *left_uv |= left_prediction_mask_uv[block_size] << shift_uv; + + // If the block has no coefficients and is not intra we skip applying + // the loop filter on block edges. + if (mbmi->skip && is_inter_block(mbmi)) + return; + + // Here we are adding a mask for the transform size. The transform + // size mask is set to be correct for a 64x64 prediction block size. We + // mask to match the size of the block we are working on and then shift it + // into place.. + *above_y |= (size_mask[block_size] & + above_64x64_txform_mask[tx_size_y]) << shift_y; + *above_uv |= (size_mask_uv[block_size] & + above_64x64_txform_mask_uv[tx_size_uv]) << shift_uv; + + *left_y |= (size_mask[block_size] & + left_64x64_txform_mask[tx_size_y]) << shift_y; + *left_uv |= (size_mask_uv[block_size] & + left_64x64_txform_mask_uv[tx_size_uv]) << shift_uv; + + // Here we are trying to determine what to do with the internal 4x4 block + // boundaries. These differ from the 4x4 boundaries on the outside edge of + // an 8x8 in that the internal ones can be skipped and don't depend on + // the prediction block size. + if (tx_size_y == TX_4X4) + *int_4x4_y |= (size_mask[block_size] & 0xffffffffffffffffULL) << shift_y; + + if (tx_size_uv == TX_4X4) + *int_4x4_uv |= (size_mask_uv[block_size] & 0xffff) << shift_uv; +} + +// This function does the same thing as the one above with the exception that +// it only affects the y masks. It exists because for blocks < 16x16 in size, +// we only update u and v masks on the first block. +static void build_y_mask(const loop_filter_info_n *const lfi_n, + const MODE_INFO *mi, const int shift_y, + LOOP_FILTER_MASK *lfm) { + const MB_MODE_INFO *mbmi = &mi->mbmi; + const BLOCK_SIZE block_size = mbmi->sb_type; + const TX_SIZE tx_size_y = mbmi->tx_size; + const int filter_level = get_filter_level(lfi_n, mbmi); + uint64_t *const left_y = &lfm->left_y[tx_size_y]; + uint64_t *const above_y = &lfm->above_y[tx_size_y]; + uint64_t *const int_4x4_y = &lfm->int_4x4_y; + int i; + + if (!filter_level) { + return; + } else { + const int w = num_8x8_blocks_wide_lookup[block_size]; + const int h = num_8x8_blocks_high_lookup[block_size]; + int index = shift_y; + for (i = 0; i < h; i++) { + memset(&lfm->lfl_y[index], filter_level, w); + index += 8; + } + } + + *above_y |= above_prediction_mask[block_size] << shift_y; + *left_y |= left_prediction_mask[block_size] << shift_y; + + if (mbmi->skip && is_inter_block(mbmi)) + return; + + *above_y |= (size_mask[block_size] & + above_64x64_txform_mask[tx_size_y]) << shift_y; + + *left_y |= (size_mask[block_size] & + left_64x64_txform_mask[tx_size_y]) << shift_y; + + if (tx_size_y == TX_4X4) + *int_4x4_y |= (size_mask[block_size] & 0xffffffffffffffffULL) << shift_y; +} + +// This function sets up the bit masks for the entire 64x64 region represented +// by mi_row, mi_col. +// TODO(JBB): This function only works for yv12. +void vp9_setup_mask(VP9_COMMON *const cm, const int mi_row, const int mi_col, + MODE_INFO **mi, const int mode_info_stride, + LOOP_FILTER_MASK *lfm) { + int idx_32, idx_16, idx_8; + const loop_filter_info_n *const lfi_n = &cm->lf_info; + MODE_INFO **mip = mi; + MODE_INFO **mip2 = mi; + + // These are offsets to the next mi in the 64x64 block. It is what gets + // added to the mi ptr as we go through each loop. It helps us to avoid + // setting up special row and column counters for each index. The last step + // brings us out back to the starting position. + const int offset_32[] = {4, (mode_info_stride << 2) - 4, 4, + -(mode_info_stride << 2) - 4}; + const int offset_16[] = {2, (mode_info_stride << 1) - 2, 2, + -(mode_info_stride << 1) - 2}; + const int offset[] = {1, mode_info_stride - 1, 1, -mode_info_stride - 1}; + + // Following variables represent shifts to position the current block + // mask over the appropriate block. A shift of 36 to the left will move + // the bits for the final 32 by 32 block in the 64x64 up 4 rows and left + // 4 rows to the appropriate spot. + const int shift_32_y[] = {0, 4, 32, 36}; + const int shift_16_y[] = {0, 2, 16, 18}; + const int shift_8_y[] = {0, 1, 8, 9}; + const int shift_32_uv[] = {0, 2, 8, 10}; + const int shift_16_uv[] = {0, 1, 4, 5}; + int i; + const int max_rows = (mi_row + MI_BLOCK_SIZE > cm->mi_rows ? + cm->mi_rows - mi_row : MI_BLOCK_SIZE); + const int max_cols = (mi_col + MI_BLOCK_SIZE > cm->mi_cols ? + cm->mi_cols - mi_col : MI_BLOCK_SIZE); + + vp9_zero(*lfm); + assert(mip[0] != NULL); + + // TODO(jimbankoski): Try moving most of the following code into decode + // loop and storing lfm in the mbmi structure so that we don't have to go + // through the recursive loop structure multiple times. + switch (mip[0]->mbmi.sb_type) { + case BLOCK_64X64: + build_masks(lfi_n, mip[0] , 0, 0, lfm); + break; + case BLOCK_64X32: + build_masks(lfi_n, mip[0], 0, 0, lfm); + mip2 = mip + mode_info_stride * 4; + if (4 >= max_rows) + break; + build_masks(lfi_n, mip2[0], 32, 8, lfm); + break; + case BLOCK_32X64: + build_masks(lfi_n, mip[0], 0, 0, lfm); + mip2 = mip + 4; + if (4 >= max_cols) + break; + build_masks(lfi_n, mip2[0], 4, 2, lfm); + break; + default: + for (idx_32 = 0; idx_32 < 4; mip += offset_32[idx_32], ++idx_32) { + const int shift_y = shift_32_y[idx_32]; + const int shift_uv = shift_32_uv[idx_32]; + const int mi_32_col_offset = ((idx_32 & 1) << 2); + const int mi_32_row_offset = ((idx_32 >> 1) << 2); + if (mi_32_col_offset >= max_cols || mi_32_row_offset >= max_rows) + continue; + switch (mip[0]->mbmi.sb_type) { + case BLOCK_32X32: + build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); + break; + case BLOCK_32X16: + build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); + if (mi_32_row_offset + 2 >= max_rows) + continue; + mip2 = mip + mode_info_stride * 2; + build_masks(lfi_n, mip2[0], shift_y + 16, shift_uv + 4, lfm); + break; + case BLOCK_16X32: + build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); + if (mi_32_col_offset + 2 >= max_cols) + continue; + mip2 = mip + 2; + build_masks(lfi_n, mip2[0], shift_y + 2, shift_uv + 1, lfm); + break; + default: + for (idx_16 = 0; idx_16 < 4; mip += offset_16[idx_16], ++idx_16) { + const int shift_y = shift_32_y[idx_32] + shift_16_y[idx_16]; + const int shift_uv = shift_32_uv[idx_32] + shift_16_uv[idx_16]; + const int mi_16_col_offset = mi_32_col_offset + + ((idx_16 & 1) << 1); + const int mi_16_row_offset = mi_32_row_offset + + ((idx_16 >> 1) << 1); + + if (mi_16_col_offset >= max_cols || mi_16_row_offset >= max_rows) + continue; + + switch (mip[0]->mbmi.sb_type) { + case BLOCK_16X16: + build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); + break; + case BLOCK_16X8: + build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); + if (mi_16_row_offset + 1 >= max_rows) + continue; + mip2 = mip + mode_info_stride; + build_y_mask(lfi_n, mip2[0], shift_y+8, lfm); + break; + case BLOCK_8X16: + build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); + if (mi_16_col_offset +1 >= max_cols) + continue; + mip2 = mip + 1; + build_y_mask(lfi_n, mip2[0], shift_y+1, lfm); + break; + default: { + const int shift_y = shift_32_y[idx_32] + + shift_16_y[idx_16] + + shift_8_y[0]; + build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); + mip += offset[0]; + for (idx_8 = 1; idx_8 < 4; mip += offset[idx_8], ++idx_8) { + const int shift_y = shift_32_y[idx_32] + + shift_16_y[idx_16] + + shift_8_y[idx_8]; + const int mi_8_col_offset = mi_16_col_offset + + ((idx_8 & 1)); + const int mi_8_row_offset = mi_16_row_offset + + ((idx_8 >> 1)); + + if (mi_8_col_offset >= max_cols || + mi_8_row_offset >= max_rows) + continue; + build_y_mask(lfi_n, mip[0], shift_y, lfm); + } + break; + } + } + } + break; + } + } + break; + } + // The largest loopfilter we have is 16x16 so we use the 16x16 mask + // for 32x32 transforms also. + lfm->left_y[TX_16X16] |= lfm->left_y[TX_32X32]; + lfm->above_y[TX_16X16] |= lfm->above_y[TX_32X32]; + lfm->left_uv[TX_16X16] |= lfm->left_uv[TX_32X32]; + lfm->above_uv[TX_16X16] |= lfm->above_uv[TX_32X32]; + + // We do at least 8 tap filter on every 32x32 even if the transform size + // is 4x4. So if the 4x4 is set on a border pixel add it to the 8x8 and + // remove it from the 4x4. + lfm->left_y[TX_8X8] |= lfm->left_y[TX_4X4] & left_border; + lfm->left_y[TX_4X4] &= ~left_border; + lfm->above_y[TX_8X8] |= lfm->above_y[TX_4X4] & above_border; + lfm->above_y[TX_4X4] &= ~above_border; + lfm->left_uv[TX_8X8] |= lfm->left_uv[TX_4X4] & left_border_uv; + lfm->left_uv[TX_4X4] &= ~left_border_uv; + lfm->above_uv[TX_8X8] |= lfm->above_uv[TX_4X4] & above_border_uv; + lfm->above_uv[TX_4X4] &= ~above_border_uv; + + // We do some special edge handling. + if (mi_row + MI_BLOCK_SIZE > cm->mi_rows) { + const uint64_t rows = cm->mi_rows - mi_row; + + // Each pixel inside the border gets a 1, + const uint64_t mask_y = (((uint64_t) 1 << (rows << 3)) - 1); + const uint16_t mask_uv = (((uint16_t) 1 << (((rows + 1) >> 1) << 2)) - 1); + + // Remove values completely outside our border. + for (i = 0; i < TX_32X32; i++) { + lfm->left_y[i] &= mask_y; + lfm->above_y[i] &= mask_y; + lfm->left_uv[i] &= mask_uv; + lfm->above_uv[i] &= mask_uv; + } + lfm->int_4x4_y &= mask_y; + lfm->int_4x4_uv &= mask_uv; + + // We don't apply a wide loop filter on the last uv block row. If set + // apply the shorter one instead. + if (rows == 1) { + lfm->above_uv[TX_8X8] |= lfm->above_uv[TX_16X16]; + lfm->above_uv[TX_16X16] = 0; + } + if (rows == 5) { + lfm->above_uv[TX_8X8] |= lfm->above_uv[TX_16X16] & 0xff00; + lfm->above_uv[TX_16X16] &= ~(lfm->above_uv[TX_16X16] & 0xff00); + } + } + + if (mi_col + MI_BLOCK_SIZE > cm->mi_cols) { + const uint64_t columns = cm->mi_cols - mi_col; + + // Each pixel inside the border gets a 1, the multiply copies the border + // to where we need it. + const uint64_t mask_y = (((1 << columns) - 1)) * 0x0101010101010101ULL; + const uint16_t mask_uv = ((1 << ((columns + 1) >> 1)) - 1) * 0x1111; + + // Internal edges are not applied on the last column of the image so + // we mask 1 more for the internal edges + const uint16_t mask_uv_int = ((1 << (columns >> 1)) - 1) * 0x1111; + + // Remove the bits outside the image edge. + for (i = 0; i < TX_32X32; i++) { + lfm->left_y[i] &= mask_y; + lfm->above_y[i] &= mask_y; + lfm->left_uv[i] &= mask_uv; + lfm->above_uv[i] &= mask_uv; + } + lfm->int_4x4_y &= mask_y; + lfm->int_4x4_uv &= mask_uv_int; + + // We don't apply a wide loop filter on the last uv column. If set + // apply the shorter one instead. + if (columns == 1) { + lfm->left_uv[TX_8X8] |= lfm->left_uv[TX_16X16]; + lfm->left_uv[TX_16X16] = 0; + } + if (columns == 5) { + lfm->left_uv[TX_8X8] |= (lfm->left_uv[TX_16X16] & 0xcccc); + lfm->left_uv[TX_16X16] &= ~(lfm->left_uv[TX_16X16] & 0xcccc); + } + } + // We don't apply a loop filter on the first column in the image, mask that + // out. + if (mi_col == 0) { + for (i = 0; i < TX_32X32; i++) { + lfm->left_y[i] &= 0xfefefefefefefefeULL; + lfm->left_uv[i] &= 0xeeee; + } + } + + // Assert if we try to apply 2 different loop filters at the same position. + assert(!(lfm->left_y[TX_16X16] & lfm->left_y[TX_8X8])); + assert(!(lfm->left_y[TX_16X16] & lfm->left_y[TX_4X4])); + assert(!(lfm->left_y[TX_8X8] & lfm->left_y[TX_4X4])); + assert(!(lfm->int_4x4_y & lfm->left_y[TX_16X16])); + assert(!(lfm->left_uv[TX_16X16]&lfm->left_uv[TX_8X8])); + assert(!(lfm->left_uv[TX_16X16] & lfm->left_uv[TX_4X4])); + assert(!(lfm->left_uv[TX_8X8] & lfm->left_uv[TX_4X4])); + assert(!(lfm->int_4x4_uv & lfm->left_uv[TX_16X16])); + assert(!(lfm->above_y[TX_16X16] & lfm->above_y[TX_8X8])); + assert(!(lfm->above_y[TX_16X16] & lfm->above_y[TX_4X4])); + assert(!(lfm->above_y[TX_8X8] & lfm->above_y[TX_4X4])); + assert(!(lfm->int_4x4_y & lfm->above_y[TX_16X16])); + assert(!(lfm->above_uv[TX_16X16] & lfm->above_uv[TX_8X8])); + assert(!(lfm->above_uv[TX_16X16] & lfm->above_uv[TX_4X4])); + assert(!(lfm->above_uv[TX_8X8] & lfm->above_uv[TX_4X4])); + assert(!(lfm->int_4x4_uv & lfm->above_uv[TX_16X16])); +} + +static void filter_selectively_vert(uint8_t *s, int pitch, + unsigned int mask_16x16, + unsigned int mask_8x8, + unsigned int mask_4x4, + unsigned int mask_4x4_int, + const loop_filter_info_n *lfi_n, + const uint8_t *lfl) { + unsigned int mask; + + for (mask = mask_16x16 | mask_8x8 | mask_4x4 | mask_4x4_int; + mask; mask >>= 1) { + const loop_filter_thresh *lfi = lfi_n->lfthr + *lfl; + + if (mask & 1) { + if (mask_16x16 & 1) { + vp9_lpf_vertical_16(s, pitch, lfi->mblim, lfi->lim, lfi->hev_thr); + } else if (mask_8x8 & 1) { + vp9_lpf_vertical_8(s, pitch, lfi->mblim, lfi->lim, lfi->hev_thr, 1); + } else if (mask_4x4 & 1) { + vp9_lpf_vertical_4(s, pitch, lfi->mblim, lfi->lim, lfi->hev_thr, 1); + } + } + if (mask_4x4_int & 1) + vp9_lpf_vertical_4(s + 4, pitch, lfi->mblim, lfi->lim, lfi->hev_thr, 1); + s += 8; + lfl += 1; + mask_16x16 >>= 1; + mask_8x8 >>= 1; + mask_4x4 >>= 1; + mask_4x4_int >>= 1; + } +} + +#if CONFIG_VP9_HIGHBITDEPTH +static void highbd_filter_selectively_vert(uint16_t *s, int pitch, + unsigned int mask_16x16, + unsigned int mask_8x8, + unsigned int mask_4x4, + unsigned int mask_4x4_int, + const loop_filter_info_n *lfi_n, + const uint8_t *lfl, int bd) { + unsigned int mask; + + for (mask = mask_16x16 | mask_8x8 | mask_4x4 | mask_4x4_int; + mask; mask >>= 1) { + const loop_filter_thresh *lfi = lfi_n->lfthr + *lfl; + + if (mask & 1) { + if (mask_16x16 & 1) { + vp9_highbd_lpf_vertical_16(s, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, bd); + } else if (mask_8x8 & 1) { + vp9_highbd_lpf_vertical_8(s, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 1, bd); + } else if (mask_4x4 & 1) { + vp9_highbd_lpf_vertical_4(s, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 1, bd); + } + } + if (mask_4x4_int & 1) + vp9_highbd_lpf_vertical_4(s + 4, pitch, lfi->mblim, lfi->lim, + lfi->hev_thr, 1, bd); + s += 8; + lfl += 1; + mask_16x16 >>= 1; + mask_8x8 >>= 1; + mask_4x4 >>= 1; + mask_4x4_int >>= 1; + } +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +void vp9_filter_block_plane_non420(VP9_COMMON *cm, + struct macroblockd_plane *plane, + MODE_INFO **mi_8x8, + int mi_row, int mi_col) { + const int ss_x = plane->subsampling_x; + const int ss_y = plane->subsampling_y; + const int row_step = 1 << ss_y; + const int col_step = 1 << ss_x; + const int row_step_stride = cm->mi_stride * row_step; + struct buf_2d *const dst = &plane->dst; + uint8_t* const dst0 = dst->buf; + unsigned int mask_16x16[MI_BLOCK_SIZE] = {0}; + unsigned int mask_8x8[MI_BLOCK_SIZE] = {0}; + unsigned int mask_4x4[MI_BLOCK_SIZE] = {0}; + unsigned int mask_4x4_int[MI_BLOCK_SIZE] = {0}; + uint8_t lfl[MI_BLOCK_SIZE * MI_BLOCK_SIZE]; + int r, c; + + for (r = 0; r < MI_BLOCK_SIZE && mi_row + r < cm->mi_rows; r += row_step) { + unsigned int mask_16x16_c = 0; + unsigned int mask_8x8_c = 0; + unsigned int mask_4x4_c = 0; + unsigned int border_mask; + + // Determine the vertical edges that need filtering + for (c = 0; c < MI_BLOCK_SIZE && mi_col + c < cm->mi_cols; c += col_step) { + const MODE_INFO *mi = mi_8x8[c]; + const BLOCK_SIZE sb_type = mi[0].mbmi.sb_type; + const int skip_this = mi[0].mbmi.skip && is_inter_block(&mi[0].mbmi); + // left edge of current unit is block/partition edge -> no skip + const int block_edge_left = (num_4x4_blocks_wide_lookup[sb_type] > 1) ? + !(c & (num_8x8_blocks_wide_lookup[sb_type] - 1)) : 1; + const int skip_this_c = skip_this && !block_edge_left; + // top edge of current unit is block/partition edge -> no skip + const int block_edge_above = (num_4x4_blocks_high_lookup[sb_type] > 1) ? + !(r & (num_8x8_blocks_high_lookup[sb_type] - 1)) : 1; + const int skip_this_r = skip_this && !block_edge_above; + const TX_SIZE tx_size = (plane->plane_type == PLANE_TYPE_UV) + ? get_uv_tx_size(&mi[0].mbmi, plane) + : mi[0].mbmi.tx_size; + const int skip_border_4x4_c = ss_x && mi_col + c == cm->mi_cols - 1; + const int skip_border_4x4_r = ss_y && mi_row + r == cm->mi_rows - 1; + + // Filter level can vary per MI + if (!(lfl[(r << 3) + (c >> ss_x)] = + get_filter_level(&cm->lf_info, &mi[0].mbmi))) + continue; + + // Build masks based on the transform size of each block + if (tx_size == TX_32X32) { + if (!skip_this_c && ((c >> ss_x) & 3) == 0) { + if (!skip_border_4x4_c) + mask_16x16_c |= 1 << (c >> ss_x); + else + mask_8x8_c |= 1 << (c >> ss_x); + } + if (!skip_this_r && ((r >> ss_y) & 3) == 0) { + if (!skip_border_4x4_r) + mask_16x16[r] |= 1 << (c >> ss_x); + else + mask_8x8[r] |= 1 << (c >> ss_x); + } + } else if (tx_size == TX_16X16) { + if (!skip_this_c && ((c >> ss_x) & 1) == 0) { + if (!skip_border_4x4_c) + mask_16x16_c |= 1 << (c >> ss_x); + else + mask_8x8_c |= 1 << (c >> ss_x); + } + if (!skip_this_r && ((r >> ss_y) & 1) == 0) { + if (!skip_border_4x4_r) + mask_16x16[r] |= 1 << (c >> ss_x); + else + mask_8x8[r] |= 1 << (c >> ss_x); + } + } else { + // force 8x8 filtering on 32x32 boundaries + if (!skip_this_c) { + if (tx_size == TX_8X8 || ((c >> ss_x) & 3) == 0) + mask_8x8_c |= 1 << (c >> ss_x); + else + mask_4x4_c |= 1 << (c >> ss_x); + } + + if (!skip_this_r) { + if (tx_size == TX_8X8 || ((r >> ss_y) & 3) == 0) + mask_8x8[r] |= 1 << (c >> ss_x); + else + mask_4x4[r] |= 1 << (c >> ss_x); + } + + if (!skip_this && tx_size < TX_8X8 && !skip_border_4x4_c) + mask_4x4_int[r] |= 1 << (c >> ss_x); + } + } + + // Disable filtering on the leftmost column + border_mask = ~(mi_col == 0); +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + highbd_filter_selectively_vert(CONVERT_TO_SHORTPTR(dst->buf), + dst->stride, + mask_16x16_c & border_mask, + mask_8x8_c & border_mask, + mask_4x4_c & border_mask, + mask_4x4_int[r], + &cm->lf_info, &lfl[r << 3], + (int)cm->bit_depth); + } else { + filter_selectively_vert(dst->buf, dst->stride, + mask_16x16_c & border_mask, + mask_8x8_c & border_mask, + mask_4x4_c & border_mask, + mask_4x4_int[r], + &cm->lf_info, &lfl[r << 3]); + } +#else + filter_selectively_vert(dst->buf, dst->stride, + mask_16x16_c & border_mask, + mask_8x8_c & border_mask, + mask_4x4_c & border_mask, + mask_4x4_int[r], + &cm->lf_info, &lfl[r << 3]); +#endif // CONFIG_VP9_HIGHBITDEPTH + dst->buf += 8 * dst->stride; + mi_8x8 += row_step_stride; + } + + // Now do horizontal pass + dst->buf = dst0; + for (r = 0; r < MI_BLOCK_SIZE && mi_row + r < cm->mi_rows; r += row_step) { + const int skip_border_4x4_r = ss_y && mi_row + r == cm->mi_rows - 1; + const unsigned int mask_4x4_int_r = skip_border_4x4_r ? 0 : mask_4x4_int[r]; + + unsigned int mask_16x16_r; + unsigned int mask_8x8_r; + unsigned int mask_4x4_r; + + if (mi_row + r == 0) { + mask_16x16_r = 0; + mask_8x8_r = 0; + mask_4x4_r = 0; + } else { + mask_16x16_r = mask_16x16[r]; + mask_8x8_r = mask_8x8[r]; + mask_4x4_r = mask_4x4[r]; + } +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + highbd_filter_selectively_horiz(CONVERT_TO_SHORTPTR(dst->buf), + dst->stride, + mask_16x16_r, + mask_8x8_r, + mask_4x4_r, + mask_4x4_int_r, + &cm->lf_info, &lfl[r << 3], + (int)cm->bit_depth); + } else { + filter_selectively_horiz(dst->buf, dst->stride, + mask_16x16_r, + mask_8x8_r, + mask_4x4_r, + mask_4x4_int_r, + &cm->lf_info, &lfl[r << 3]); + } +#else + filter_selectively_horiz(dst->buf, dst->stride, + mask_16x16_r, + mask_8x8_r, + mask_4x4_r, + mask_4x4_int_r, + &cm->lf_info, &lfl[r << 3]); +#endif // CONFIG_VP9_HIGHBITDEPTH + dst->buf += 8 * dst->stride; + } +} + +void vp9_filter_block_plane_ss00(VP9_COMMON *const cm, + struct macroblockd_plane *const plane, + int mi_row, + LOOP_FILTER_MASK *lfm) { + struct buf_2d *const dst = &plane->dst; + uint8_t *const dst0 = dst->buf; + int r; + uint64_t mask_16x16 = lfm->left_y[TX_16X16]; + uint64_t mask_8x8 = lfm->left_y[TX_8X8]; + uint64_t mask_4x4 = lfm->left_y[TX_4X4]; + uint64_t mask_4x4_int = lfm->int_4x4_y; + + assert(plane->subsampling_x == 0 && plane->subsampling_y == 0); + + // Vertical pass: do 2 rows at one time + for (r = 0; r < MI_BLOCK_SIZE && mi_row + r < cm->mi_rows; r += 2) { + unsigned int mask_16x16_l = mask_16x16 & 0xffff; + unsigned int mask_8x8_l = mask_8x8 & 0xffff; + unsigned int mask_4x4_l = mask_4x4 & 0xffff; + unsigned int mask_4x4_int_l = mask_4x4_int & 0xffff; + +// Disable filtering on the leftmost column. +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + highbd_filter_selectively_vert_row2( + plane->subsampling_x, CONVERT_TO_SHORTPTR(dst->buf), dst->stride, + mask_16x16_l, mask_8x8_l, mask_4x4_l, mask_4x4_int_l, &cm->lf_info, + &lfm->lfl_y[r << 3], (int)cm->bit_depth); + } else { + filter_selectively_vert_row2( + plane->subsampling_x, dst->buf, dst->stride, mask_16x16_l, mask_8x8_l, + mask_4x4_l, mask_4x4_int_l, &cm->lf_info, &lfm->lfl_y[r << 3]); + } +#else + filter_selectively_vert_row2( + plane->subsampling_x, dst->buf, dst->stride, mask_16x16_l, mask_8x8_l, + mask_4x4_l, mask_4x4_int_l, &cm->lf_info, &lfm->lfl_y[r << 3]); +#endif // CONFIG_VP9_HIGHBITDEPTH + dst->buf += 16 * dst->stride; + mask_16x16 >>= 16; + mask_8x8 >>= 16; + mask_4x4 >>= 16; + mask_4x4_int >>= 16; + } + + // Horizontal pass + dst->buf = dst0; + mask_16x16 = lfm->above_y[TX_16X16]; + mask_8x8 = lfm->above_y[TX_8X8]; + mask_4x4 = lfm->above_y[TX_4X4]; + mask_4x4_int = lfm->int_4x4_y; + + for (r = 0; r < MI_BLOCK_SIZE && mi_row + r < cm->mi_rows; r++) { + unsigned int mask_16x16_r; + unsigned int mask_8x8_r; + unsigned int mask_4x4_r; + + if (mi_row + r == 0) { + mask_16x16_r = 0; + mask_8x8_r = 0; + mask_4x4_r = 0; + } else { + mask_16x16_r = mask_16x16 & 0xff; + mask_8x8_r = mask_8x8 & 0xff; + mask_4x4_r = mask_4x4 & 0xff; + } + +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + highbd_filter_selectively_horiz( + CONVERT_TO_SHORTPTR(dst->buf), dst->stride, mask_16x16_r, mask_8x8_r, + mask_4x4_r, mask_4x4_int & 0xff, &cm->lf_info, &lfm->lfl_y[r << 3], + (int)cm->bit_depth); + } else { + filter_selectively_horiz(dst->buf, dst->stride, mask_16x16_r, mask_8x8_r, + mask_4x4_r, mask_4x4_int & 0xff, &cm->lf_info, + &lfm->lfl_y[r << 3]); + } +#else + filter_selectively_horiz(dst->buf, dst->stride, mask_16x16_r, mask_8x8_r, + mask_4x4_r, mask_4x4_int & 0xff, &cm->lf_info, + &lfm->lfl_y[r << 3]); +#endif // CONFIG_VP9_HIGHBITDEPTH + + dst->buf += 8 * dst->stride; + mask_16x16 >>= 8; + mask_8x8 >>= 8; + mask_4x4 >>= 8; + mask_4x4_int >>= 8; + } +} + +void vp9_filter_block_plane_ss11(VP9_COMMON *const cm, + struct macroblockd_plane *const plane, + int mi_row, + LOOP_FILTER_MASK *lfm) { + struct buf_2d *const dst = &plane->dst; + uint8_t *const dst0 = dst->buf; + int r, c; + + uint16_t mask_16x16 = lfm->left_uv[TX_16X16]; + uint16_t mask_8x8 = lfm->left_uv[TX_8X8]; + uint16_t mask_4x4 = lfm->left_uv[TX_4X4]; + uint16_t mask_4x4_int = lfm->int_4x4_uv; + + assert(plane->subsampling_x == 1 && plane->subsampling_y == 1); + + // Vertical pass: do 2 rows at one time + for (r = 0; r < MI_BLOCK_SIZE && mi_row + r < cm->mi_rows; r += 4) { + if (plane->plane_type == 1) { + for (c = 0; c < (MI_BLOCK_SIZE >> 1); c++) { + lfm->lfl_uv[(r << 1) + c] = lfm->lfl_y[(r << 3) + (c << 1)]; + lfm->lfl_uv[((r + 2) << 1) + c] = lfm->lfl_y[((r + 2) << 3) + (c << 1)]; + } + } + + { + unsigned int mask_16x16_l = mask_16x16 & 0xff; + unsigned int mask_8x8_l = mask_8x8 & 0xff; + unsigned int mask_4x4_l = mask_4x4 & 0xff; + unsigned int mask_4x4_int_l = mask_4x4_int & 0xff; + +// Disable filtering on the leftmost column. +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + highbd_filter_selectively_vert_row2( + plane->subsampling_x, CONVERT_TO_SHORTPTR(dst->buf), dst->stride, + mask_16x16_l, mask_8x8_l, mask_4x4_l, mask_4x4_int_l, &cm->lf_info, + &lfm->lfl_uv[r << 1], (int)cm->bit_depth); + } else { + filter_selectively_vert_row2( + plane->subsampling_x, dst->buf, dst->stride, + mask_16x16_l, mask_8x8_l, mask_4x4_l, mask_4x4_int_l, &cm->lf_info, + &lfm->lfl_uv[r << 1]); + } +#else + filter_selectively_vert_row2( + plane->subsampling_x, dst->buf, dst->stride, + mask_16x16_l, mask_8x8_l, mask_4x4_l, mask_4x4_int_l, &cm->lf_info, + &lfm->lfl_uv[r << 1]); +#endif // CONFIG_VP9_HIGHBITDEPTH + + dst->buf += 16 * dst->stride; + mask_16x16 >>= 8; + mask_8x8 >>= 8; + mask_4x4 >>= 8; + mask_4x4_int >>= 8; + } + } + + // Horizontal pass + dst->buf = dst0; + mask_16x16 = lfm->above_uv[TX_16X16]; + mask_8x8 = lfm->above_uv[TX_8X8]; + mask_4x4 = lfm->above_uv[TX_4X4]; + mask_4x4_int = lfm->int_4x4_uv; + + for (r = 0; r < MI_BLOCK_SIZE && mi_row + r < cm->mi_rows; r += 2) { + const int skip_border_4x4_r = mi_row + r == cm->mi_rows - 1; + const unsigned int mask_4x4_int_r = + skip_border_4x4_r ? 0 : (mask_4x4_int & 0xf); + unsigned int mask_16x16_r; + unsigned int mask_8x8_r; + unsigned int mask_4x4_r; + + if (mi_row + r == 0) { + mask_16x16_r = 0; + mask_8x8_r = 0; + mask_4x4_r = 0; + } else { + mask_16x16_r = mask_16x16 & 0xf; + mask_8x8_r = mask_8x8 & 0xf; + mask_4x4_r = mask_4x4 & 0xf; + } + +#if CONFIG_VP9_HIGHBITDEPTH + if (cm->use_highbitdepth) { + highbd_filter_selectively_horiz(CONVERT_TO_SHORTPTR(dst->buf), + dst->stride, mask_16x16_r, mask_8x8_r, + mask_4x4_r, mask_4x4_int_r, &cm->lf_info, + &lfm->lfl_uv[r << 1], (int)cm->bit_depth); + } else { + filter_selectively_horiz(dst->buf, dst->stride, mask_16x16_r, mask_8x8_r, + mask_4x4_r, mask_4x4_int_r, &cm->lf_info, + &lfm->lfl_uv[r << 1]); + } +#else + filter_selectively_horiz(dst->buf, dst->stride, mask_16x16_r, mask_8x8_r, + mask_4x4_r, mask_4x4_int_r, &cm->lf_info, + &lfm->lfl_uv[r << 1]); +#endif // CONFIG_VP9_HIGHBITDEPTH + + dst->buf += 8 * dst->stride; + mask_16x16 >>= 4; + mask_8x8 >>= 4; + mask_4x4 >>= 4; + mask_4x4_int >>= 4; + } +} + +void vp9_loop_filter_rows(YV12_BUFFER_CONFIG *frame_buffer, + VP9_COMMON *cm, + struct macroblockd_plane planes[MAX_MB_PLANE], + int start, int stop, int y_only) { + const int num_planes = y_only ? 1 : MAX_MB_PLANE; + enum lf_path path; + LOOP_FILTER_MASK lfm; + int mi_row, mi_col; + + if (y_only) + path = LF_PATH_444; + else if (planes[1].subsampling_y == 1 && planes[1].subsampling_x == 1) + path = LF_PATH_420; + else if (planes[1].subsampling_y == 0 && planes[1].subsampling_x == 0) + path = LF_PATH_444; + else + path = LF_PATH_SLOW; + + for (mi_row = start; mi_row < stop; mi_row += MI_BLOCK_SIZE) { + MODE_INFO **mi = cm->mi_grid_visible + mi_row * cm->mi_stride; + + for (mi_col = 0; mi_col < cm->mi_cols; mi_col += MI_BLOCK_SIZE) { + int plane; + + vp9_setup_dst_planes(planes, frame_buffer, mi_row, mi_col); + + // TODO(JBB): Make setup_mask work for non 420. + vp9_setup_mask(cm, mi_row, mi_col, mi + mi_col, cm->mi_stride, + &lfm); + + vp9_filter_block_plane_ss00(cm, &planes[0], mi_row, &lfm); + for (plane = 1; plane < num_planes; ++plane) { + switch (path) { + case LF_PATH_420: + vp9_filter_block_plane_ss11(cm, &planes[plane], mi_row, &lfm); + break; + case LF_PATH_444: + vp9_filter_block_plane_ss00(cm, &planes[plane], mi_row, &lfm); + break; + case LF_PATH_SLOW: + vp9_filter_block_plane_non420(cm, &planes[plane], mi + mi_col, + mi_row, mi_col); + break; + } + } + } + } +} + +void vp9_loop_filter_frame(YV12_BUFFER_CONFIG *frame, + VP9_COMMON *cm, MACROBLOCKD *xd, + int frame_filter_level, + int y_only, int partial_frame) { + int start_mi_row, end_mi_row, mi_rows_to_filter; + if (!frame_filter_level) return; + start_mi_row = 0; + mi_rows_to_filter = cm->mi_rows; + if (partial_frame && cm->mi_rows > 8) { + start_mi_row = cm->mi_rows >> 1; + start_mi_row &= 0xfffffff8; + mi_rows_to_filter = MAX(cm->mi_rows / 8, 8); + } + end_mi_row = start_mi_row + mi_rows_to_filter; + vp9_loop_filter_frame_init(cm, frame_filter_level); + vp9_loop_filter_rows(frame, cm, xd->plane, + start_mi_row, end_mi_row, + y_only); +} + +void vp9_loop_filter_data_reset( + LFWorkerData *lf_data, YV12_BUFFER_CONFIG *frame_buffer, + struct VP9Common *cm, const struct macroblockd_plane planes[MAX_MB_PLANE]) { + lf_data->frame_buffer = frame_buffer; + lf_data->cm = cm; + lf_data->start = 0; + lf_data->stop = 0; + lf_data->y_only = 0; + memcpy(lf_data->planes, planes, sizeof(lf_data->planes)); +} + +int vp9_loop_filter_worker(LFWorkerData *const lf_data, void *unused) { + (void)unused; + vp9_loop_filter_rows(lf_data->frame_buffer, lf_data->cm, lf_data->planes, + lf_data->start, lf_data->stop, lf_data->y_only); + return 1; +} diff --git a/media/libvpx/vp9/common/vp9_loopfilter.h b/media/libvpx/vp9/common/vp9_loopfilter.h new file mode 100644 index 000000000..f7cbde678 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_loopfilter.h @@ -0,0 +1,155 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_LOOPFILTER_H_ +#define VP9_COMMON_VP9_LOOPFILTER_H_ + +#include "vpx_ports/mem.h" +#include "./vpx_config.h" + +#include "vp9/common/vp9_blockd.h" +#include "vp9/common/vp9_seg_common.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#define MAX_LOOP_FILTER 63 +#define MAX_SHARPNESS 7 + +#define SIMD_WIDTH 16 + +#define MAX_REF_LF_DELTAS 4 +#define MAX_MODE_LF_DELTAS 2 + +enum lf_path { + LF_PATH_420, + LF_PATH_444, + LF_PATH_SLOW, +}; + +struct loopfilter { + int filter_level; + + int sharpness_level; + int last_sharpness_level; + + uint8_t mode_ref_delta_enabled; + uint8_t mode_ref_delta_update; + + // 0 = Intra, Last, GF, ARF + signed char ref_deltas[MAX_REF_LF_DELTAS]; + signed char last_ref_deltas[MAX_REF_LF_DELTAS]; + + // 0 = ZERO_MV, MV + signed char mode_deltas[MAX_MODE_LF_DELTAS]; + signed char last_mode_deltas[MAX_MODE_LF_DELTAS]; +}; + +// Need to align this structure so when it is declared and +// passed it can be loaded into vector registers. +typedef struct { + DECLARE_ALIGNED(SIMD_WIDTH, uint8_t, mblim[SIMD_WIDTH]); + DECLARE_ALIGNED(SIMD_WIDTH, uint8_t, lim[SIMD_WIDTH]); + DECLARE_ALIGNED(SIMD_WIDTH, uint8_t, hev_thr[SIMD_WIDTH]); +} loop_filter_thresh; + +typedef struct { + loop_filter_thresh lfthr[MAX_LOOP_FILTER + 1]; + uint8_t lvl[MAX_SEGMENTS][MAX_REF_FRAMES][MAX_MODE_LF_DELTAS]; +} loop_filter_info_n; + +// This structure holds bit masks for all 8x8 blocks in a 64x64 region. +// Each 1 bit represents a position in which we want to apply the loop filter. +// Left_ entries refer to whether we apply a filter on the border to the +// left of the block. Above_ entries refer to whether or not to apply a +// filter on the above border. Int_ entries refer to whether or not to +// apply borders on the 4x4 edges within the 8x8 block that each bit +// represents. +// Since each transform is accompanied by a potentially different type of +// loop filter there is a different entry in the array for each transform size. +typedef struct { + uint64_t left_y[TX_SIZES]; + uint64_t above_y[TX_SIZES]; + uint64_t int_4x4_y; + uint16_t left_uv[TX_SIZES]; + uint16_t above_uv[TX_SIZES]; + uint16_t int_4x4_uv; + uint8_t lfl_y[64]; + uint8_t lfl_uv[16]; +} LOOP_FILTER_MASK; + +/* assorted loopfilter functions which get used elsewhere */ +struct VP9Common; +struct macroblockd; +struct VP9LfSyncData; + +// This function sets up the bit masks for the entire 64x64 region represented +// by mi_row, mi_col. +void vp9_setup_mask(struct VP9Common *const cm, + const int mi_row, const int mi_col, + MODE_INFO **mi_8x8, const int mode_info_stride, + LOOP_FILTER_MASK *lfm); + +void vp9_filter_block_plane_ss00(struct VP9Common *const cm, + struct macroblockd_plane *const plane, + int mi_row, + LOOP_FILTER_MASK *lfm); + +void vp9_filter_block_plane_ss11(struct VP9Common *const cm, + struct macroblockd_plane *const plane, + int mi_row, + LOOP_FILTER_MASK *lfm); + +void vp9_filter_block_plane_non420(struct VP9Common *cm, + struct macroblockd_plane *plane, + MODE_INFO **mi_8x8, + int mi_row, int mi_col); + +void vp9_loop_filter_init(struct VP9Common *cm); + +// Update the loop filter for the current frame. +// This should be called before vp9_loop_filter_rows(), vp9_loop_filter_frame() +// calls this function directly. +void vp9_loop_filter_frame_init(struct VP9Common *cm, int default_filt_lvl); + +void vp9_loop_filter_frame(YV12_BUFFER_CONFIG *frame, + struct VP9Common *cm, + struct macroblockd *mbd, + int filter_level, + int y_only, int partial_frame); + +// Apply the loop filter to [start, stop) macro block rows in frame_buffer. +void vp9_loop_filter_rows(YV12_BUFFER_CONFIG *frame_buffer, + struct VP9Common *cm, + struct macroblockd_plane planes[MAX_MB_PLANE], + int start, int stop, int y_only); + +typedef struct LoopFilterWorkerData { + YV12_BUFFER_CONFIG *frame_buffer; + struct VP9Common *cm; + struct macroblockd_plane planes[MAX_MB_PLANE]; + + int start; + int stop; + int y_only; +} LFWorkerData; + +void vp9_loop_filter_data_reset( + LFWorkerData *lf_data, YV12_BUFFER_CONFIG *frame_buffer, + struct VP9Common *cm, const struct macroblockd_plane planes[MAX_MB_PLANE]); + +// Operates on the rows described by 'lf_data'. +int vp9_loop_filter_worker(LFWorkerData *const lf_data, void *unused); +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_LOOPFILTER_H_ diff --git a/media/libvpx/vp9/common/vp9_loopfilter_filters.c b/media/libvpx/vp9/common/vp9_loopfilter_filters.c new file mode 100644 index 000000000..3cf4c3225 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_loopfilter_filters.c @@ -0,0 +1,745 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "./vpx_config.h" +#include "vpx_ports/mem.h" +#include "vp9/common/vp9_common.h" +#include "vp9/common/vp9_loopfilter.h" +#include "vp9/common/vp9_onyxc_int.h" + +static INLINE int8_t signed_char_clamp(int t) { + return (int8_t)clamp(t, -128, 127); +} + +#if CONFIG_VP9_HIGHBITDEPTH +static INLINE int16_t signed_char_clamp_high(int t, int bd) { + switch (bd) { + case 10: + return (int16_t)clamp(t, -128*4, 128*4-1); + case 12: + return (int16_t)clamp(t, -128*16, 128*16-1); + case 8: + default: + return (int16_t)clamp(t, -128, 128-1); + } +} +#endif + +// should we apply any filter at all: 11111111 yes, 00000000 no +static INLINE int8_t filter_mask(uint8_t limit, uint8_t blimit, + uint8_t p3, uint8_t p2, + uint8_t p1, uint8_t p0, + uint8_t q0, uint8_t q1, + uint8_t q2, uint8_t q3) { + int8_t mask = 0; + mask |= (abs(p3 - p2) > limit) * -1; + mask |= (abs(p2 - p1) > limit) * -1; + mask |= (abs(p1 - p0) > limit) * -1; + mask |= (abs(q1 - q0) > limit) * -1; + mask |= (abs(q2 - q1) > limit) * -1; + mask |= (abs(q3 - q2) > limit) * -1; + mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; + return ~mask; +} + +static INLINE int8_t flat_mask4(uint8_t thresh, + uint8_t p3, uint8_t p2, + uint8_t p1, uint8_t p0, + uint8_t q0, uint8_t q1, + uint8_t q2, uint8_t q3) { + int8_t mask = 0; + mask |= (abs(p1 - p0) > thresh) * -1; + mask |= (abs(q1 - q0) > thresh) * -1; + mask |= (abs(p2 - p0) > thresh) * -1; + mask |= (abs(q2 - q0) > thresh) * -1; + mask |= (abs(p3 - p0) > thresh) * -1; + mask |= (abs(q3 - q0) > thresh) * -1; + return ~mask; +} + +static INLINE int8_t flat_mask5(uint8_t thresh, + uint8_t p4, uint8_t p3, + uint8_t p2, uint8_t p1, + uint8_t p0, uint8_t q0, + uint8_t q1, uint8_t q2, + uint8_t q3, uint8_t q4) { + int8_t mask = ~flat_mask4(thresh, p3, p2, p1, p0, q0, q1, q2, q3); + mask |= (abs(p4 - p0) > thresh) * -1; + mask |= (abs(q4 - q0) > thresh) * -1; + return ~mask; +} + +// is there high edge variance internal edge: 11111111 yes, 00000000 no +static INLINE int8_t hev_mask(uint8_t thresh, uint8_t p1, uint8_t p0, + uint8_t q0, uint8_t q1) { + int8_t hev = 0; + hev |= (abs(p1 - p0) > thresh) * -1; + hev |= (abs(q1 - q0) > thresh) * -1; + return hev; +} + +static INLINE void filter4(int8_t mask, uint8_t thresh, uint8_t *op1, + uint8_t *op0, uint8_t *oq0, uint8_t *oq1) { + int8_t filter1, filter2; + + const int8_t ps1 = (int8_t) *op1 ^ 0x80; + const int8_t ps0 = (int8_t) *op0 ^ 0x80; + const int8_t qs0 = (int8_t) *oq0 ^ 0x80; + const int8_t qs1 = (int8_t) *oq1 ^ 0x80; + const uint8_t hev = hev_mask(thresh, *op1, *op0, *oq0, *oq1); + + // add outer taps if we have high edge variance + int8_t filter = signed_char_clamp(ps1 - qs1) & hev; + + // inner taps + filter = signed_char_clamp(filter + 3 * (qs0 - ps0)) & mask; + + // save bottom 3 bits so that we round one side +4 and the other +3 + // if it equals 4 we'll set to adjust by -1 to account for the fact + // we'd round 3 the other way + filter1 = signed_char_clamp(filter + 4) >> 3; + filter2 = signed_char_clamp(filter + 3) >> 3; + + *oq0 = signed_char_clamp(qs0 - filter1) ^ 0x80; + *op0 = signed_char_clamp(ps0 + filter2) ^ 0x80; + + // outer tap adjustments + filter = ROUND_POWER_OF_TWO(filter1, 1) & ~hev; + + *oq1 = signed_char_clamp(qs1 - filter) ^ 0x80; + *op1 = signed_char_clamp(ps1 + filter) ^ 0x80; +} + +void vp9_lpf_horizontal_4_c(uint8_t *s, int p /* pitch */, + const uint8_t *blimit, const uint8_t *limit, + const uint8_t *thresh, int count) { + int i; + + // loop filter designed to work using chars so that we can make maximum use + // of 8 bit simd instructions. + for (i = 0; i < 8 * count; ++i) { + const uint8_t p3 = s[-4 * p], p2 = s[-3 * p], p1 = s[-2 * p], p0 = s[-p]; + const uint8_t q0 = s[0 * p], q1 = s[1 * p], q2 = s[2 * p], q3 = s[3 * p]; + const int8_t mask = filter_mask(*limit, *blimit, + p3, p2, p1, p0, q0, q1, q2, q3); + filter4(mask, *thresh, s - 2 * p, s - 1 * p, s, s + 1 * p); + ++s; + } +} + +void vp9_lpf_horizontal_4_dual_c(uint8_t *s, int p, const uint8_t *blimit0, + const uint8_t *limit0, const uint8_t *thresh0, + const uint8_t *blimit1, const uint8_t *limit1, + const uint8_t *thresh1) { + vp9_lpf_horizontal_4_c(s, p, blimit0, limit0, thresh0, 1); + vp9_lpf_horizontal_4_c(s + 8, p, blimit1, limit1, thresh1, 1); +} + +void vp9_lpf_vertical_4_c(uint8_t *s, int pitch, const uint8_t *blimit, + const uint8_t *limit, const uint8_t *thresh, + int count) { + int i; + + // loop filter designed to work using chars so that we can make maximum use + // of 8 bit simd instructions. + for (i = 0; i < 8 * count; ++i) { + const uint8_t p3 = s[-4], p2 = s[-3], p1 = s[-2], p0 = s[-1]; + const uint8_t q0 = s[0], q1 = s[1], q2 = s[2], q3 = s[3]; + const int8_t mask = filter_mask(*limit, *blimit, + p3, p2, p1, p0, q0, q1, q2, q3); + filter4(mask, *thresh, s - 2, s - 1, s, s + 1); + s += pitch; + } +} + +void vp9_lpf_vertical_4_dual_c(uint8_t *s, int pitch, const uint8_t *blimit0, + const uint8_t *limit0, const uint8_t *thresh0, + const uint8_t *blimit1, const uint8_t *limit1, + const uint8_t *thresh1) { + vp9_lpf_vertical_4_c(s, pitch, blimit0, limit0, thresh0, 1); + vp9_lpf_vertical_4_c(s + 8 * pitch, pitch, blimit1, limit1, + thresh1, 1); +} + +static INLINE void filter8(int8_t mask, uint8_t thresh, uint8_t flat, + uint8_t *op3, uint8_t *op2, + uint8_t *op1, uint8_t *op0, + uint8_t *oq0, uint8_t *oq1, + uint8_t *oq2, uint8_t *oq3) { + if (flat && mask) { + const uint8_t p3 = *op3, p2 = *op2, p1 = *op1, p0 = *op0; + const uint8_t q0 = *oq0, q1 = *oq1, q2 = *oq2, q3 = *oq3; + + // 7-tap filter [1, 1, 1, 2, 1, 1, 1] + *op2 = ROUND_POWER_OF_TWO(p3 + p3 + p3 + 2 * p2 + p1 + p0 + q0, 3); + *op1 = ROUND_POWER_OF_TWO(p3 + p3 + p2 + 2 * p1 + p0 + q0 + q1, 3); + *op0 = ROUND_POWER_OF_TWO(p3 + p2 + p1 + 2 * p0 + q0 + q1 + q2, 3); + *oq0 = ROUND_POWER_OF_TWO(p2 + p1 + p0 + 2 * q0 + q1 + q2 + q3, 3); + *oq1 = ROUND_POWER_OF_TWO(p1 + p0 + q0 + 2 * q1 + q2 + q3 + q3, 3); + *oq2 = ROUND_POWER_OF_TWO(p0 + q0 + q1 + 2 * q2 + q3 + q3 + q3, 3); + } else { + filter4(mask, thresh, op1, op0, oq0, oq1); + } +} + +void vp9_lpf_horizontal_8_c(uint8_t *s, int p, const uint8_t *blimit, + const uint8_t *limit, const uint8_t *thresh, + int count) { + int i; + + // loop filter designed to work using chars so that we can make maximum use + // of 8 bit simd instructions. + for (i = 0; i < 8 * count; ++i) { + const uint8_t p3 = s[-4 * p], p2 = s[-3 * p], p1 = s[-2 * p], p0 = s[-p]; + const uint8_t q0 = s[0 * p], q1 = s[1 * p], q2 = s[2 * p], q3 = s[3 * p]; + + const int8_t mask = filter_mask(*limit, *blimit, + p3, p2, p1, p0, q0, q1, q2, q3); + const int8_t flat = flat_mask4(1, p3, p2, p1, p0, q0, q1, q2, q3); + filter8(mask, *thresh, flat, s - 4 * p, s - 3 * p, s - 2 * p, s - 1 * p, + s, s + 1 * p, s + 2 * p, s + 3 * p); + ++s; + } +} + +void vp9_lpf_horizontal_8_dual_c(uint8_t *s, int p, const uint8_t *blimit0, + const uint8_t *limit0, const uint8_t *thresh0, + const uint8_t *blimit1, const uint8_t *limit1, + const uint8_t *thresh1) { + vp9_lpf_horizontal_8_c(s, p, blimit0, limit0, thresh0, 1); + vp9_lpf_horizontal_8_c(s + 8, p, blimit1, limit1, thresh1, 1); +} + +void vp9_lpf_vertical_8_c(uint8_t *s, int pitch, const uint8_t *blimit, + const uint8_t *limit, const uint8_t *thresh, + int count) { + int i; + + for (i = 0; i < 8 * count; ++i) { + const uint8_t p3 = s[-4], p2 = s[-3], p1 = s[-2], p0 = s[-1]; + const uint8_t q0 = s[0], q1 = s[1], q2 = s[2], q3 = s[3]; + const int8_t mask = filter_mask(*limit, *blimit, + p3, p2, p1, p0, q0, q1, q2, q3); + const int8_t flat = flat_mask4(1, p3, p2, p1, p0, q0, q1, q2, q3); + filter8(mask, *thresh, flat, s - 4, s - 3, s - 2, s - 1, + s, s + 1, s + 2, s + 3); + s += pitch; + } +} + +void vp9_lpf_vertical_8_dual_c(uint8_t *s, int pitch, const uint8_t *blimit0, + const uint8_t *limit0, const uint8_t *thresh0, + const uint8_t *blimit1, const uint8_t *limit1, + const uint8_t *thresh1) { + vp9_lpf_vertical_8_c(s, pitch, blimit0, limit0, thresh0, 1); + vp9_lpf_vertical_8_c(s + 8 * pitch, pitch, blimit1, limit1, + thresh1, 1); +} + +static INLINE void filter16(int8_t mask, uint8_t thresh, + uint8_t flat, uint8_t flat2, + uint8_t *op7, uint8_t *op6, + uint8_t *op5, uint8_t *op4, + uint8_t *op3, uint8_t *op2, + uint8_t *op1, uint8_t *op0, + uint8_t *oq0, uint8_t *oq1, + uint8_t *oq2, uint8_t *oq3, + uint8_t *oq4, uint8_t *oq5, + uint8_t *oq6, uint8_t *oq7) { + if (flat2 && flat && mask) { + const uint8_t p7 = *op7, p6 = *op6, p5 = *op5, p4 = *op4, + p3 = *op3, p2 = *op2, p1 = *op1, p0 = *op0; + + const uint8_t q0 = *oq0, q1 = *oq1, q2 = *oq2, q3 = *oq3, + q4 = *oq4, q5 = *oq5, q6 = *oq6, q7 = *oq7; + + // 15-tap filter [1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1] + *op6 = ROUND_POWER_OF_TWO(p7 * 7 + p6 * 2 + p5 + p4 + p3 + p2 + p1 + p0 + + q0, 4); + *op5 = ROUND_POWER_OF_TWO(p7 * 6 + p6 + p5 * 2 + p4 + p3 + p2 + p1 + p0 + + q0 + q1, 4); + *op4 = ROUND_POWER_OF_TWO(p7 * 5 + p6 + p5 + p4 * 2 + p3 + p2 + p1 + p0 + + q0 + q1 + q2, 4); + *op3 = ROUND_POWER_OF_TWO(p7 * 4 + p6 + p5 + p4 + p3 * 2 + p2 + p1 + p0 + + q0 + q1 + q2 + q3, 4); + *op2 = ROUND_POWER_OF_TWO(p7 * 3 + p6 + p5 + p4 + p3 + p2 * 2 + p1 + p0 + + q0 + q1 + q2 + q3 + q4, 4); + *op1 = ROUND_POWER_OF_TWO(p7 * 2 + p6 + p5 + p4 + p3 + p2 + p1 * 2 + p0 + + q0 + q1 + q2 + q3 + q4 + q5, 4); + *op0 = ROUND_POWER_OF_TWO(p7 + p6 + p5 + p4 + p3 + p2 + p1 + p0 * 2 + + q0 + q1 + q2 + q3 + q4 + q5 + q6, 4); + *oq0 = ROUND_POWER_OF_TWO(p6 + p5 + p4 + p3 + p2 + p1 + p0 + + q0 * 2 + q1 + q2 + q3 + q4 + q5 + q6 + q7, 4); + *oq1 = ROUND_POWER_OF_TWO(p5 + p4 + p3 + p2 + p1 + p0 + + q0 + q1 * 2 + q2 + q3 + q4 + q5 + q6 + q7 * 2, 4); + *oq2 = ROUND_POWER_OF_TWO(p4 + p3 + p2 + p1 + p0 + + q0 + q1 + q2 * 2 + q3 + q4 + q5 + q6 + q7 * 3, 4); + *oq3 = ROUND_POWER_OF_TWO(p3 + p2 + p1 + p0 + + q0 + q1 + q2 + q3 * 2 + q4 + q5 + q6 + q7 * 4, 4); + *oq4 = ROUND_POWER_OF_TWO(p2 + p1 + p0 + + q0 + q1 + q2 + q3 + q4 * 2 + q5 + q6 + q7 * 5, 4); + *oq5 = ROUND_POWER_OF_TWO(p1 + p0 + + q0 + q1 + q2 + q3 + q4 + q5 * 2 + q6 + q7 * 6, 4); + *oq6 = ROUND_POWER_OF_TWO(p0 + + q0 + q1 + q2 + q3 + q4 + q5 + q6 * 2 + q7 * 7, 4); + } else { + filter8(mask, thresh, flat, op3, op2, op1, op0, oq0, oq1, oq2, oq3); + } +} + +void vp9_lpf_horizontal_16_c(uint8_t *s, int p, const uint8_t *blimit, + const uint8_t *limit, const uint8_t *thresh, + int count) { + int i; + + // loop filter designed to work using chars so that we can make maximum use + // of 8 bit simd instructions. + for (i = 0; i < 8 * count; ++i) { + const uint8_t p3 = s[-4 * p], p2 = s[-3 * p], p1 = s[-2 * p], p0 = s[-p]; + const uint8_t q0 = s[0 * p], q1 = s[1 * p], q2 = s[2 * p], q3 = s[3 * p]; + const int8_t mask = filter_mask(*limit, *blimit, + p3, p2, p1, p0, q0, q1, q2, q3); + const int8_t flat = flat_mask4(1, p3, p2, p1, p0, q0, q1, q2, q3); + const int8_t flat2 = flat_mask5(1, + s[-8 * p], s[-7 * p], s[-6 * p], s[-5 * p], p0, + q0, s[4 * p], s[5 * p], s[6 * p], s[7 * p]); + + filter16(mask, *thresh, flat, flat2, + s - 8 * p, s - 7 * p, s - 6 * p, s - 5 * p, + s - 4 * p, s - 3 * p, s - 2 * p, s - 1 * p, + s, s + 1 * p, s + 2 * p, s + 3 * p, + s + 4 * p, s + 5 * p, s + 6 * p, s + 7 * p); + ++s; + } +} + +static void mb_lpf_vertical_edge_w(uint8_t *s, int p, + const uint8_t *blimit, + const uint8_t *limit, + const uint8_t *thresh, + int count) { + int i; + + for (i = 0; i < count; ++i) { + const uint8_t p3 = s[-4], p2 = s[-3], p1 = s[-2], p0 = s[-1]; + const uint8_t q0 = s[0], q1 = s[1], q2 = s[2], q3 = s[3]; + const int8_t mask = filter_mask(*limit, *blimit, + p3, p2, p1, p0, q0, q1, q2, q3); + const int8_t flat = flat_mask4(1, p3, p2, p1, p0, q0, q1, q2, q3); + const int8_t flat2 = flat_mask5(1, s[-8], s[-7], s[-6], s[-5], p0, + q0, s[4], s[5], s[6], s[7]); + + filter16(mask, *thresh, flat, flat2, + s - 8, s - 7, s - 6, s - 5, s - 4, s - 3, s - 2, s - 1, + s, s + 1, s + 2, s + 3, s + 4, s + 5, s + 6, s + 7); + s += p; + } +} + +void vp9_lpf_vertical_16_c(uint8_t *s, int p, const uint8_t *blimit, + const uint8_t *limit, const uint8_t *thresh) { + mb_lpf_vertical_edge_w(s, p, blimit, limit, thresh, 8); +} + +void vp9_lpf_vertical_16_dual_c(uint8_t *s, int p, const uint8_t *blimit, + const uint8_t *limit, const uint8_t *thresh) { + mb_lpf_vertical_edge_w(s, p, blimit, limit, thresh, 16); +} + +#if CONFIG_VP9_HIGHBITDEPTH +// Should we apply any filter at all: 11111111 yes, 00000000 no ? +static INLINE int8_t highbd_filter_mask(uint8_t limit, uint8_t blimit, + uint16_t p3, uint16_t p2, + uint16_t p1, uint16_t p0, + uint16_t q0, uint16_t q1, + uint16_t q2, uint16_t q3, int bd) { + int8_t mask = 0; + int16_t limit16 = (uint16_t)limit << (bd - 8); + int16_t blimit16 = (uint16_t)blimit << (bd - 8); + mask |= (abs(p3 - p2) > limit16) * -1; + mask |= (abs(p2 - p1) > limit16) * -1; + mask |= (abs(p1 - p0) > limit16) * -1; + mask |= (abs(q1 - q0) > limit16) * -1; + mask |= (abs(q2 - q1) > limit16) * -1; + mask |= (abs(q3 - q2) > limit16) * -1; + mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit16) * -1; + return ~mask; +} + +static INLINE int8_t highbd_flat_mask4(uint8_t thresh, + uint16_t p3, uint16_t p2, + uint16_t p1, uint16_t p0, + uint16_t q0, uint16_t q1, + uint16_t q2, uint16_t q3, int bd) { + int8_t mask = 0; + int16_t thresh16 = (uint16_t)thresh << (bd - 8); + mask |= (abs(p1 - p0) > thresh16) * -1; + mask |= (abs(q1 - q0) > thresh16) * -1; + mask |= (abs(p2 - p0) > thresh16) * -1; + mask |= (abs(q2 - q0) > thresh16) * -1; + mask |= (abs(p3 - p0) > thresh16) * -1; + mask |= (abs(q3 - q0) > thresh16) * -1; + return ~mask; +} + +static INLINE int8_t highbd_flat_mask5(uint8_t thresh, + uint16_t p4, uint16_t p3, + uint16_t p2, uint16_t p1, + uint16_t p0, uint16_t q0, + uint16_t q1, uint16_t q2, + uint16_t q3, uint16_t q4, int bd) { + int8_t mask = ~highbd_flat_mask4(thresh, p3, p2, p1, p0, q0, q1, q2, q3, bd); + int16_t thresh16 = (uint16_t)thresh << (bd - 8); + mask |= (abs(p4 - p0) > thresh16) * -1; + mask |= (abs(q4 - q0) > thresh16) * -1; + return ~mask; +} + +// Is there high edge variance internal edge: +// 11111111_11111111 yes, 00000000_00000000 no ? +static INLINE int16_t highbd_hev_mask(uint8_t thresh, uint16_t p1, uint16_t p0, + uint16_t q0, uint16_t q1, int bd) { + int16_t hev = 0; + int16_t thresh16 = (uint16_t)thresh << (bd - 8); + hev |= (abs(p1 - p0) > thresh16) * -1; + hev |= (abs(q1 - q0) > thresh16) * -1; + return hev; +} + +static INLINE void highbd_filter4(int8_t mask, uint8_t thresh, uint16_t *op1, + uint16_t *op0, uint16_t *oq0, uint16_t *oq1, + int bd) { + int16_t filter1, filter2; + // ^0x80 equivalent to subtracting 0x80 from the values to turn them + // into -128 to +127 instead of 0 to 255. + int shift = bd - 8; + const int16_t ps1 = (int16_t)*op1 - (0x80 << shift); + const int16_t ps0 = (int16_t)*op0 - (0x80 << shift); + const int16_t qs0 = (int16_t)*oq0 - (0x80 << shift); + const int16_t qs1 = (int16_t)*oq1 - (0x80 << shift); + const uint16_t hev = highbd_hev_mask(thresh, *op1, *op0, *oq0, *oq1, bd); + + // Add outer taps if we have high edge variance. + int16_t filter = signed_char_clamp_high(ps1 - qs1, bd) & hev; + + // Inner taps. + filter = signed_char_clamp_high(filter + 3 * (qs0 - ps0), bd) & mask; + + // Save bottom 3 bits so that we round one side +4 and the other +3 + // if it equals 4 we'll set to adjust by -1 to account for the fact + // we'd round 3 the other way. + filter1 = signed_char_clamp_high(filter + 4, bd) >> 3; + filter2 = signed_char_clamp_high(filter + 3, bd) >> 3; + + *oq0 = signed_char_clamp_high(qs0 - filter1, bd) + (0x80 << shift); + *op0 = signed_char_clamp_high(ps0 + filter2, bd) + (0x80 << shift); + + // Outer tap adjustments. + filter = ROUND_POWER_OF_TWO(filter1, 1) & ~hev; + + *oq1 = signed_char_clamp_high(qs1 - filter, bd) + (0x80 << shift); + *op1 = signed_char_clamp_high(ps1 + filter, bd) + (0x80 << shift); +} + +void vp9_highbd_lpf_horizontal_4_c(uint16_t *s, int p /* pitch */, + const uint8_t *blimit, const uint8_t *limit, + const uint8_t *thresh, int count, int bd) { + int i; + + // loop filter designed to work using chars so that we can make maximum use + // of 8 bit simd instructions. + for (i = 0; i < 8 * count; ++i) { + const uint16_t p3 = s[-4 * p]; + const uint16_t p2 = s[-3 * p]; + const uint16_t p1 = s[-2 * p]; + const uint16_t p0 = s[-p]; + const uint16_t q0 = s[0 * p]; + const uint16_t q1 = s[1 * p]; + const uint16_t q2 = s[2 * p]; + const uint16_t q3 = s[3 * p]; + const int8_t mask = highbd_filter_mask(*limit, *blimit, + p3, p2, p1, p0, q0, q1, q2, q3, bd); + highbd_filter4(mask, *thresh, s - 2 * p, s - 1 * p, s, s + 1 * p, bd); + ++s; + } +} + +void vp9_highbd_lpf_horizontal_4_dual_c(uint16_t *s, int p, + const uint8_t *blimit0, + const uint8_t *limit0, + const uint8_t *thresh0, + const uint8_t *blimit1, + const uint8_t *limit1, + const uint8_t *thresh1, + int bd) { + vp9_highbd_lpf_horizontal_4_c(s, p, blimit0, limit0, thresh0, 1, bd); + vp9_highbd_lpf_horizontal_4_c(s + 8, p, blimit1, limit1, thresh1, 1, bd); +} + +void vp9_highbd_lpf_vertical_4_c(uint16_t *s, int pitch, const uint8_t *blimit, + const uint8_t *limit, const uint8_t *thresh, + int count, int bd) { + int i; + + // loop filter designed to work using chars so that we can make maximum use + // of 8 bit simd instructions. + for (i = 0; i < 8 * count; ++i) { + const uint16_t p3 = s[-4], p2 = s[-3], p1 = s[-2], p0 = s[-1]; + const uint16_t q0 = s[0], q1 = s[1], q2 = s[2], q3 = s[3]; + const int8_t mask = highbd_filter_mask(*limit, *blimit, + p3, p2, p1, p0, q0, q1, q2, q3, bd); + highbd_filter4(mask, *thresh, s - 2, s - 1, s, s + 1, bd); + s += pitch; + } +} + +void vp9_highbd_lpf_vertical_4_dual_c(uint16_t *s, int pitch, + const uint8_t *blimit0, + const uint8_t *limit0, + const uint8_t *thresh0, + const uint8_t *blimit1, + const uint8_t *limit1, + const uint8_t *thresh1, + int bd) { + vp9_highbd_lpf_vertical_4_c(s, pitch, blimit0, limit0, thresh0, 1, bd); + vp9_highbd_lpf_vertical_4_c(s + 8 * pitch, pitch, blimit1, limit1, + thresh1, 1, bd); +} + +static INLINE void highbd_filter8(int8_t mask, uint8_t thresh, uint8_t flat, + uint16_t *op3, uint16_t *op2, + uint16_t *op1, uint16_t *op0, + uint16_t *oq0, uint16_t *oq1, + uint16_t *oq2, uint16_t *oq3, int bd) { + if (flat && mask) { + const uint16_t p3 = *op3, p2 = *op2, p1 = *op1, p0 = *op0; + const uint16_t q0 = *oq0, q1 = *oq1, q2 = *oq2, q3 = *oq3; + + // 7-tap filter [1, 1, 1, 2, 1, 1, 1] + *op2 = ROUND_POWER_OF_TWO(p3 + p3 + p3 + 2 * p2 + p1 + p0 + q0, 3); + *op1 = ROUND_POWER_OF_TWO(p3 + p3 + p2 + 2 * p1 + p0 + q0 + q1, 3); + *op0 = ROUND_POWER_OF_TWO(p3 + p2 + p1 + 2 * p0 + q0 + q1 + q2, 3); + *oq0 = ROUND_POWER_OF_TWO(p2 + p1 + p0 + 2 * q0 + q1 + q2 + q3, 3); + *oq1 = ROUND_POWER_OF_TWO(p1 + p0 + q0 + 2 * q1 + q2 + q3 + q3, 3); + *oq2 = ROUND_POWER_OF_TWO(p0 + q0 + q1 + 2 * q2 + q3 + q3 + q3, 3); + } else { + highbd_filter4(mask, thresh, op1, op0, oq0, oq1, bd); + } +} + +void vp9_highbd_lpf_horizontal_8_c(uint16_t *s, int p, const uint8_t *blimit, + const uint8_t *limit, const uint8_t *thresh, + int count, int bd) { + int i; + + // loop filter designed to work using chars so that we can make maximum use + // of 8 bit simd instructions. + for (i = 0; i < 8 * count; ++i) { + const uint16_t p3 = s[-4 * p], p2 = s[-3 * p], p1 = s[-2 * p], p0 = s[-p]; + const uint16_t q0 = s[0 * p], q1 = s[1 * p], q2 = s[2 * p], q3 = s[3 * p]; + + const int8_t mask = highbd_filter_mask(*limit, *blimit, + p3, p2, p1, p0, q0, q1, q2, q3, bd); + const int8_t flat = highbd_flat_mask4(1, p3, p2, p1, p0, q0, q1, q2, q3, + bd); + highbd_filter8(mask, *thresh, flat, + s - 4 * p, s - 3 * p, s - 2 * p, s - 1 * p, + s, s + 1 * p, s + 2 * p, s + 3 * p, bd); + ++s; + } +} + +void vp9_highbd_lpf_horizontal_8_dual_c(uint16_t *s, int p, + const uint8_t *blimit0, + const uint8_t *limit0, + const uint8_t *thresh0, + const uint8_t *blimit1, + const uint8_t *limit1, + const uint8_t *thresh1, + int bd) { + vp9_highbd_lpf_horizontal_8_c(s, p, blimit0, limit0, thresh0, 1, bd); + vp9_highbd_lpf_horizontal_8_c(s + 8, p, blimit1, limit1, thresh1, 1, bd); +} + +void vp9_highbd_lpf_vertical_8_c(uint16_t *s, int pitch, const uint8_t *blimit, + const uint8_t *limit, const uint8_t *thresh, + int count, int bd) { + int i; + + for (i = 0; i < 8 * count; ++i) { + const uint16_t p3 = s[-4], p2 = s[-3], p1 = s[-2], p0 = s[-1]; + const uint16_t q0 = s[0], q1 = s[1], q2 = s[2], q3 = s[3]; + const int8_t mask = highbd_filter_mask(*limit, *blimit, + p3, p2, p1, p0, q0, q1, q2, q3, bd); + const int8_t flat = highbd_flat_mask4(1, p3, p2, p1, p0, q0, q1, q2, q3, + bd); + highbd_filter8(mask, *thresh, flat, + s - 4, s - 3, s - 2, s - 1, + s, s + 1, s + 2, s + 3, + bd); + s += pitch; + } +} + +void vp9_highbd_lpf_vertical_8_dual_c(uint16_t *s, int pitch, + const uint8_t *blimit0, + const uint8_t *limit0, + const uint8_t *thresh0, + const uint8_t *blimit1, + const uint8_t *limit1, + const uint8_t *thresh1, + int bd) { + vp9_highbd_lpf_vertical_8_c(s, pitch, blimit0, limit0, thresh0, 1, bd); + vp9_highbd_lpf_vertical_8_c(s + 8 * pitch, pitch, blimit1, limit1, + thresh1, 1, bd); +} + +static INLINE void highbd_filter16(int8_t mask, uint8_t thresh, + uint8_t flat, uint8_t flat2, + uint16_t *op7, uint16_t *op6, + uint16_t *op5, uint16_t *op4, + uint16_t *op3, uint16_t *op2, + uint16_t *op1, uint16_t *op0, + uint16_t *oq0, uint16_t *oq1, + uint16_t *oq2, uint16_t *oq3, + uint16_t *oq4, uint16_t *oq5, + uint16_t *oq6, uint16_t *oq7, int bd) { + if (flat2 && flat && mask) { + const uint16_t p7 = *op7; + const uint16_t p6 = *op6; + const uint16_t p5 = *op5; + const uint16_t p4 = *op4; + const uint16_t p3 = *op3; + const uint16_t p2 = *op2; + const uint16_t p1 = *op1; + const uint16_t p0 = *op0; + const uint16_t q0 = *oq0; + const uint16_t q1 = *oq1; + const uint16_t q2 = *oq2; + const uint16_t q3 = *oq3; + const uint16_t q4 = *oq4; + const uint16_t q5 = *oq5; + const uint16_t q6 = *oq6; + const uint16_t q7 = *oq7; + + // 15-tap filter [1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1] + *op6 = ROUND_POWER_OF_TWO(p7 * 7 + p6 * 2 + p5 + p4 + p3 + p2 + p1 + p0 + + q0, 4); + *op5 = ROUND_POWER_OF_TWO(p7 * 6 + p6 + p5 * 2 + p4 + p3 + p2 + p1 + p0 + + q0 + q1, 4); + *op4 = ROUND_POWER_OF_TWO(p7 * 5 + p6 + p5 + p4 * 2 + p3 + p2 + p1 + p0 + + q0 + q1 + q2, 4); + *op3 = ROUND_POWER_OF_TWO(p7 * 4 + p6 + p5 + p4 + p3 * 2 + p2 + p1 + p0 + + q0 + q1 + q2 + q3, 4); + *op2 = ROUND_POWER_OF_TWO(p7 * 3 + p6 + p5 + p4 + p3 + p2 * 2 + p1 + p0 + + q0 + q1 + q2 + q3 + q4, 4); + *op1 = ROUND_POWER_OF_TWO(p7 * 2 + p6 + p5 + p4 + p3 + p2 + p1 * 2 + p0 + + q0 + q1 + q2 + q3 + q4 + q5, 4); + *op0 = ROUND_POWER_OF_TWO(p7 + p6 + p5 + p4 + p3 + p2 + p1 + p0 * 2 + + q0 + q1 + q2 + q3 + q4 + q5 + q6, 4); + *oq0 = ROUND_POWER_OF_TWO(p6 + p5 + p4 + p3 + p2 + p1 + p0 + + q0 * 2 + q1 + q2 + q3 + q4 + q5 + q6 + q7, 4); + *oq1 = ROUND_POWER_OF_TWO(p5 + p4 + p3 + p2 + p1 + p0 + + q0 + q1 * 2 + q2 + q3 + q4 + q5 + q6 + q7 * 2, 4); + *oq2 = ROUND_POWER_OF_TWO(p4 + p3 + p2 + p1 + p0 + + q0 + q1 + q2 * 2 + q3 + q4 + q5 + q6 + q7 * 3, 4); + *oq3 = ROUND_POWER_OF_TWO(p3 + p2 + p1 + p0 + + q0 + q1 + q2 + q3 * 2 + q4 + q5 + q6 + q7 * 4, 4); + *oq4 = ROUND_POWER_OF_TWO(p2 + p1 + p0 + + q0 + q1 + q2 + q3 + q4 * 2 + q5 + q6 + q7 * 5, 4); + *oq5 = ROUND_POWER_OF_TWO(p1 + p0 + + q0 + q1 + q2 + q3 + q4 + q5 * 2 + q6 + q7 * 6, 4); + *oq6 = ROUND_POWER_OF_TWO(p0 + + q0 + q1 + q2 + q3 + q4 + q5 + q6 * 2 + q7 * 7, 4); + } else { + highbd_filter8(mask, thresh, flat, op3, op2, op1, op0, oq0, oq1, oq2, oq3, + bd); + } +} + +void vp9_highbd_lpf_horizontal_16_c(uint16_t *s, int p, const uint8_t *blimit, + const uint8_t *limit, const uint8_t *thresh, + int count, int bd) { + int i; + + // loop filter designed to work using chars so that we can make maximum use + // of 8 bit simd instructions. + for (i = 0; i < 8 * count; ++i) { + const uint16_t p3 = s[-4 * p]; + const uint16_t p2 = s[-3 * p]; + const uint16_t p1 = s[-2 * p]; + const uint16_t p0 = s[-p]; + const uint16_t q0 = s[0 * p]; + const uint16_t q1 = s[1 * p]; + const uint16_t q2 = s[2 * p]; + const uint16_t q3 = s[3 * p]; + const int8_t mask = highbd_filter_mask(*limit, *blimit, + p3, p2, p1, p0, q0, q1, q2, q3, bd); + const int8_t flat = highbd_flat_mask4(1, p3, p2, p1, p0, q0, q1, q2, q3, + bd); + const int8_t flat2 = highbd_flat_mask5( + 1, s[-8 * p], s[-7 * p], s[-6 * p], s[-5 * p], p0, + q0, s[4 * p], s[5 * p], s[6 * p], s[7 * p], bd); + + highbd_filter16(mask, *thresh, flat, flat2, + s - 8 * p, s - 7 * p, s - 6 * p, s - 5 * p, + s - 4 * p, s - 3 * p, s - 2 * p, s - 1 * p, + s, s + 1 * p, s + 2 * p, s + 3 * p, + s + 4 * p, s + 5 * p, s + 6 * p, s + 7 * p, + bd); + ++s; + } +} + +static void highbd_mb_lpf_vertical_edge_w(uint16_t *s, int p, + const uint8_t *blimit, + const uint8_t *limit, + const uint8_t *thresh, + int count, int bd) { + int i; + + for (i = 0; i < count; ++i) { + const uint16_t p3 = s[-4]; + const uint16_t p2 = s[-3]; + const uint16_t p1 = s[-2]; + const uint16_t p0 = s[-1]; + const uint16_t q0 = s[0]; + const uint16_t q1 = s[1]; + const uint16_t q2 = s[2]; + const uint16_t q3 = s[3]; + const int8_t mask = highbd_filter_mask(*limit, *blimit, + p3, p2, p1, p0, q0, q1, q2, q3, bd); + const int8_t flat = highbd_flat_mask4(1, p3, p2, p1, p0, q0, q1, q2, q3, + bd); + const int8_t flat2 = highbd_flat_mask5(1, s[-8], s[-7], s[-6], s[-5], p0, + q0, s[4], s[5], s[6], s[7], bd); + + highbd_filter16(mask, *thresh, flat, flat2, + s - 8, s - 7, s - 6, s - 5, s - 4, s - 3, s - 2, s - 1, + s, s + 1, s + 2, s + 3, s + 4, s + 5, s + 6, s + 7, + bd); + s += p; + } +} + +void vp9_highbd_lpf_vertical_16_c(uint16_t *s, int p, const uint8_t *blimit, + const uint8_t *limit, const uint8_t *thresh, + int bd) { + highbd_mb_lpf_vertical_edge_w(s, p, blimit, limit, thresh, 8, bd); +} + +void vp9_highbd_lpf_vertical_16_dual_c(uint16_t *s, int p, + const uint8_t *blimit, + const uint8_t *limit, + const uint8_t *thresh, + int bd) { + highbd_mb_lpf_vertical_edge_w(s, p, blimit, limit, thresh, 16, bd); +} +#endif // CONFIG_VP9_HIGHBITDEPTH diff --git a/media/libvpx/vp9/common/vp9_mfqe.c b/media/libvpx/vp9/common/vp9_mfqe.c new file mode 100644 index 000000000..bebb37eda --- /dev/null +++ b/media/libvpx/vp9/common/vp9_mfqe.c @@ -0,0 +1,394 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "./vpx_config.h" +#include "./vp9_rtcd.h" +#include "./vpx_dsp_rtcd.h" +#include "./vpx_scale_rtcd.h" + +#include "vp9/common/vp9_onyxc_int.h" +#include "vp9/common/vp9_postproc.h" + +// TODO(jackychen): Replace this function with SSE2 code. There is +// one SSE2 implementation in vp8, so will consider how to share it +// between vp8 and vp9. +static void filter_by_weight(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride, + int block_size, int src_weight) { + const int dst_weight = (1 << MFQE_PRECISION) - src_weight; + const int rounding_bit = 1 << (MFQE_PRECISION - 1); + int r, c; + + for (r = 0; r < block_size; r++) { + for (c = 0; c < block_size; c++) { + dst[c] = (src[c] * src_weight + dst[c] * dst_weight + rounding_bit) + >> MFQE_PRECISION; + } + src += src_stride; + dst += dst_stride; + } +} + +void vp9_filter_by_weight8x8_c(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride, int src_weight) { + filter_by_weight(src, src_stride, dst, dst_stride, 8, src_weight); +} + +void vp9_filter_by_weight16x16_c(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride, + int src_weight) { + filter_by_weight(src, src_stride, dst, dst_stride, 16, src_weight); +} + +static void filter_by_weight32x32(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride, int weight) { + vp9_filter_by_weight16x16(src, src_stride, dst, dst_stride, weight); + vp9_filter_by_weight16x16(src + 16, src_stride, dst + 16, dst_stride, + weight); + vp9_filter_by_weight16x16(src + src_stride * 16, src_stride, + dst + dst_stride * 16, dst_stride, weight); + vp9_filter_by_weight16x16(src + src_stride * 16 + 16, src_stride, + dst + dst_stride * 16 + 16, dst_stride, weight); +} + +static void filter_by_weight64x64(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride, int weight) { + filter_by_weight32x32(src, src_stride, dst, dst_stride, weight); + filter_by_weight32x32(src + 32, src_stride, dst + 32, + dst_stride, weight); + filter_by_weight32x32(src + src_stride * 32, src_stride, + dst + dst_stride * 32, dst_stride, weight); + filter_by_weight32x32(src + src_stride * 32 + 32, src_stride, + dst + dst_stride * 32 + 32, dst_stride, weight); +} + +static void apply_ifactor(const uint8_t *y, int y_stride, uint8_t *yd, + int yd_stride, const uint8_t *u, const uint8_t *v, + int uv_stride, uint8_t *ud, uint8_t *vd, + int uvd_stride, BLOCK_SIZE block_size, + int weight) { + if (block_size == BLOCK_16X16) { + vp9_filter_by_weight16x16(y, y_stride, yd, yd_stride, weight); + vp9_filter_by_weight8x8(u, uv_stride, ud, uvd_stride, weight); + vp9_filter_by_weight8x8(v, uv_stride, vd, uvd_stride, weight); + } else if (block_size == BLOCK_32X32) { + filter_by_weight32x32(y, y_stride, yd, yd_stride, weight); + vp9_filter_by_weight16x16(u, uv_stride, ud, uvd_stride, weight); + vp9_filter_by_weight16x16(v, uv_stride, vd, uvd_stride, weight); + } else if (block_size == BLOCK_64X64) { + filter_by_weight64x64(y, y_stride, yd, yd_stride, weight); + filter_by_weight32x32(u, uv_stride, ud, uvd_stride, weight); + filter_by_weight32x32(v, uv_stride, vd, uvd_stride, weight); + } +} + +// TODO(jackychen): Determine whether replace it with assembly code. +static void copy_mem8x8(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride) { + int r; + for (r = 0; r < 8; r++) { + memcpy(dst, src, 8); + src += src_stride; + dst += dst_stride; + } +} + +static void copy_mem16x16(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride) { + int r; + for (r = 0; r < 16; r++) { + memcpy(dst, src, 16); + src += src_stride; + dst += dst_stride; + } +} + +static void copy_mem32x32(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride) { + copy_mem16x16(src, src_stride, dst, dst_stride); + copy_mem16x16(src + 16, src_stride, dst + 16, dst_stride); + copy_mem16x16(src + src_stride * 16, src_stride, + dst + dst_stride * 16, dst_stride); + copy_mem16x16(src + src_stride * 16 + 16, src_stride, + dst + dst_stride * 16 + 16, dst_stride); +} + +void copy_mem64x64(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride) { + copy_mem32x32(src, src_stride, dst, dst_stride); + copy_mem32x32(src + 32, src_stride, dst + 32, dst_stride); + copy_mem32x32(src + src_stride * 32, src_stride, + dst + src_stride * 32, dst_stride); + copy_mem32x32(src + src_stride * 32 + 32, src_stride, + dst + src_stride * 32 + 32, dst_stride); +} + +static void copy_block(const uint8_t *y, const uint8_t *u, const uint8_t *v, + int y_stride, int uv_stride, uint8_t *yd, uint8_t *ud, + uint8_t *vd, int yd_stride, int uvd_stride, + BLOCK_SIZE bs) { + if (bs == BLOCK_16X16) { + copy_mem16x16(y, y_stride, yd, yd_stride); + copy_mem8x8(u, uv_stride, ud, uvd_stride); + copy_mem8x8(v, uv_stride, vd, uvd_stride); + } else if (bs == BLOCK_32X32) { + copy_mem32x32(y, y_stride, yd, yd_stride); + copy_mem16x16(u, uv_stride, ud, uvd_stride); + copy_mem16x16(v, uv_stride, vd, uvd_stride); + } else { + copy_mem64x64(y, y_stride, yd, yd_stride); + copy_mem32x32(u, uv_stride, ud, uvd_stride); + copy_mem32x32(v, uv_stride, vd, uvd_stride); + } +} + +static void get_thr(BLOCK_SIZE bs, int qdiff, int *sad_thr, int *vdiff_thr) { + const int adj = qdiff >> MFQE_PRECISION; + if (bs == BLOCK_16X16) { + *sad_thr = 7 + adj; + } else if (bs == BLOCK_32X32) { + *sad_thr = 6 + adj; + } else { // BLOCK_64X64 + *sad_thr = 5 + adj; + } + *vdiff_thr = 125 + qdiff; +} + +static void mfqe_block(BLOCK_SIZE bs, const uint8_t *y, const uint8_t *u, + const uint8_t *v, int y_stride, int uv_stride, + uint8_t *yd, uint8_t *ud, uint8_t *vd, int yd_stride, + int uvd_stride, int qdiff) { + int sad, sad_thr, vdiff, vdiff_thr; + uint32_t sse; + + get_thr(bs, qdiff, &sad_thr, &vdiff_thr); + + if (bs == BLOCK_16X16) { + vdiff = (vpx_variance16x16(y, y_stride, yd, yd_stride, &sse) + 128) >> 8; + sad = (vpx_sad16x16(y, y_stride, yd, yd_stride) + 128) >> 8; + } else if (bs == BLOCK_32X32) { + vdiff = (vpx_variance32x32(y, y_stride, yd, yd_stride, &sse) + 512) >> 10; + sad = (vpx_sad32x32(y, y_stride, yd, yd_stride) + 512) >> 10; + } else /* if (bs == BLOCK_64X64) */ { + vdiff = (vpx_variance64x64(y, y_stride, yd, yd_stride, &sse) + 2048) >> 12; + sad = (vpx_sad64x64(y, y_stride, yd, yd_stride) + 2048) >> 12; + } + + // vdiff > sad * 3 means vdiff should not be too small, otherwise, + // it might be a lighting change in smooth area. When there is a + // lighting change in smooth area, it is dangerous to do MFQE. + if (sad > 1 && vdiff > sad * 3) { + const int weight = 1 << MFQE_PRECISION; + int ifactor = weight * sad * vdiff / (sad_thr * vdiff_thr); + // When ifactor equals weight, no MFQE is done. + if (ifactor > weight) { + ifactor = weight; + } + apply_ifactor(y, y_stride, yd, yd_stride, u, v, uv_stride, ud, vd, + uvd_stride, bs, ifactor); + } else { + // Copy the block from current frame (i.e., no mfqe is done). + copy_block(y, u, v, y_stride, uv_stride, yd, ud, vd, + yd_stride, uvd_stride, bs); + } +} + +static int mfqe_decision(MODE_INFO *mi, BLOCK_SIZE cur_bs) { + // Check the motion in current block(for inter frame), + // or check the motion in the correlated block in last frame (for keyframe). + const int mv_len_square = mi->mbmi.mv[0].as_mv.row * + mi->mbmi.mv[0].as_mv.row + + mi->mbmi.mv[0].as_mv.col * + mi->mbmi.mv[0].as_mv.col; + const int mv_threshold = 100; + return mi->mbmi.mode >= NEARESTMV && // Not an intra block + cur_bs >= BLOCK_16X16 && + mv_len_square <= mv_threshold; +} + +// Process each partiton in a super block, recursively. +static void mfqe_partition(VP9_COMMON *cm, MODE_INFO *mi, BLOCK_SIZE bs, + const uint8_t *y, const uint8_t *u, + const uint8_t *v, int y_stride, int uv_stride, + uint8_t *yd, uint8_t *ud, uint8_t *vd, + int yd_stride, int uvd_stride) { + int mi_offset, y_offset, uv_offset; + const BLOCK_SIZE cur_bs = mi->mbmi.sb_type; + const int qdiff = cm->base_qindex - cm->postproc_state.last_base_qindex; + const int bsl = b_width_log2_lookup[bs]; + PARTITION_TYPE partition = partition_lookup[bsl][cur_bs]; + const BLOCK_SIZE subsize = get_subsize(bs, partition); + + if (cur_bs < BLOCK_8X8) { + // If there are blocks smaller than 8x8, it must be on the boundary. + return; + } + // No MFQE on blocks smaller than 16x16 + if (bs == BLOCK_16X16) { + partition = PARTITION_NONE; + } + if (bs == BLOCK_64X64) { + mi_offset = 4; + y_offset = 32; + uv_offset = 16; + } else { + mi_offset = 2; + y_offset = 16; + uv_offset = 8; + } + switch (partition) { + BLOCK_SIZE mfqe_bs, bs_tmp; + case PARTITION_HORZ: + if (bs == BLOCK_64X64) { + mfqe_bs = BLOCK_64X32; + bs_tmp = BLOCK_32X32; + } else { + mfqe_bs = BLOCK_32X16; + bs_tmp = BLOCK_16X16; + } + if (mfqe_decision(mi, mfqe_bs)) { + // Do mfqe on the first square partition. + mfqe_block(bs_tmp, y, u, v, y_stride, uv_stride, + yd, ud, vd, yd_stride, uvd_stride, qdiff); + // Do mfqe on the second square partition. + mfqe_block(bs_tmp, y + y_offset, u + uv_offset, v + uv_offset, + y_stride, uv_stride, yd + y_offset, ud + uv_offset, + vd + uv_offset, yd_stride, uvd_stride, qdiff); + } + if (mfqe_decision(mi + mi_offset * cm->mi_stride, mfqe_bs)) { + // Do mfqe on the first square partition. + mfqe_block(bs_tmp, y + y_offset * y_stride, u + uv_offset * uv_stride, + v + uv_offset * uv_stride, y_stride, uv_stride, + yd + y_offset * yd_stride, ud + uv_offset * uvd_stride, + vd + uv_offset * uvd_stride, yd_stride, uvd_stride, qdiff); + // Do mfqe on the second square partition. + mfqe_block(bs_tmp, y + y_offset * y_stride + y_offset, + u + uv_offset * uv_stride + uv_offset, + v + uv_offset * uv_stride + uv_offset, y_stride, + uv_stride, yd + y_offset * yd_stride + y_offset, + ud + uv_offset * uvd_stride + uv_offset, + vd + uv_offset * uvd_stride + uv_offset, + yd_stride, uvd_stride, qdiff); + } + break; + case PARTITION_VERT: + if (bs == BLOCK_64X64) { + mfqe_bs = BLOCK_32X64; + bs_tmp = BLOCK_32X32; + } else { + mfqe_bs = BLOCK_16X32; + bs_tmp = BLOCK_16X16; + } + if (mfqe_decision(mi, mfqe_bs)) { + // Do mfqe on the first square partition. + mfqe_block(bs_tmp, y, u, v, y_stride, uv_stride, + yd, ud, vd, yd_stride, uvd_stride, qdiff); + // Do mfqe on the second square partition. + mfqe_block(bs_tmp, y + y_offset * y_stride, u + uv_offset * uv_stride, + v + uv_offset * uv_stride, y_stride, uv_stride, + yd + y_offset * yd_stride, ud + uv_offset * uvd_stride, + vd + uv_offset * uvd_stride, yd_stride, uvd_stride, qdiff); + } + if (mfqe_decision(mi + mi_offset, mfqe_bs)) { + // Do mfqe on the first square partition. + mfqe_block(bs_tmp, y + y_offset, u + uv_offset, v + uv_offset, + y_stride, uv_stride, yd + y_offset, ud + uv_offset, + vd + uv_offset, yd_stride, uvd_stride, qdiff); + // Do mfqe on the second square partition. + mfqe_block(bs_tmp, y + y_offset * y_stride + y_offset, + u + uv_offset * uv_stride + uv_offset, + v + uv_offset * uv_stride + uv_offset, y_stride, + uv_stride, yd + y_offset * yd_stride + y_offset, + ud + uv_offset * uvd_stride + uv_offset, + vd + uv_offset * uvd_stride + uv_offset, + yd_stride, uvd_stride, qdiff); + } + break; + case PARTITION_NONE: + if (mfqe_decision(mi, cur_bs)) { + // Do mfqe on this partition. + mfqe_block(cur_bs, y, u, v, y_stride, uv_stride, + yd, ud, vd, yd_stride, uvd_stride, qdiff); + } else { + // Copy the block from current frame(i.e., no mfqe is done). + copy_block(y, u, v, y_stride, uv_stride, yd, ud, vd, + yd_stride, uvd_stride, bs); + } + break; + case PARTITION_SPLIT: + // Recursion on four square partitions, e.g. if bs is 64X64, + // then look into four 32X32 blocks in it. + mfqe_partition(cm, mi, subsize, y, u, v, y_stride, uv_stride, yd, ud, vd, + yd_stride, uvd_stride); + mfqe_partition(cm, mi + mi_offset, subsize, y + y_offset, u + uv_offset, + v + uv_offset, y_stride, uv_stride, yd + y_offset, + ud + uv_offset, vd + uv_offset, yd_stride, uvd_stride); + mfqe_partition(cm, mi + mi_offset * cm->mi_stride, subsize, + y + y_offset * y_stride, u + uv_offset * uv_stride, + v + uv_offset * uv_stride, y_stride, uv_stride, + yd + y_offset * yd_stride, ud + uv_offset * uvd_stride, + vd + uv_offset * uvd_stride, yd_stride, uvd_stride); + mfqe_partition(cm, mi + mi_offset * cm->mi_stride + mi_offset, + subsize, y + y_offset * y_stride + y_offset, + u + uv_offset * uv_stride + uv_offset, + v + uv_offset * uv_stride + uv_offset, y_stride, + uv_stride, yd + y_offset * yd_stride + y_offset, + ud + uv_offset * uvd_stride + uv_offset, + vd + uv_offset * uvd_stride + uv_offset, + yd_stride, uvd_stride); + break; + default: + assert(0); + } +} + +void vp9_mfqe(VP9_COMMON *cm) { + int mi_row, mi_col; + // Current decoded frame. + const YV12_BUFFER_CONFIG *show = cm->frame_to_show; + // Last decoded frame and will store the MFQE result. + YV12_BUFFER_CONFIG *dest = &cm->post_proc_buffer; + // Loop through each super block. + for (mi_row = 0; mi_row < cm->mi_rows; mi_row += MI_BLOCK_SIZE) { + for (mi_col = 0; mi_col < cm->mi_cols; mi_col += MI_BLOCK_SIZE) { + MODE_INFO *mi; + MODE_INFO *mi_local = cm->mi + (mi_row * cm->mi_stride + mi_col); + // Motion Info in last frame. + MODE_INFO *mi_prev = cm->postproc_state.prev_mi + + (mi_row * cm->mi_stride + mi_col); + const uint32_t y_stride = show->y_stride; + const uint32_t uv_stride = show->uv_stride; + const uint32_t yd_stride = dest->y_stride; + const uint32_t uvd_stride = dest->uv_stride; + const uint32_t row_offset_y = mi_row << 3; + const uint32_t row_offset_uv = mi_row << 2; + const uint32_t col_offset_y = mi_col << 3; + const uint32_t col_offset_uv = mi_col << 2; + const uint8_t *y = show->y_buffer + row_offset_y * y_stride + + col_offset_y; + const uint8_t *u = show->u_buffer + row_offset_uv * uv_stride + + col_offset_uv; + const uint8_t *v = show->v_buffer + row_offset_uv * uv_stride + + col_offset_uv; + uint8_t *yd = dest->y_buffer + row_offset_y * yd_stride + col_offset_y; + uint8_t *ud = dest->u_buffer + row_offset_uv * uvd_stride + + col_offset_uv; + uint8_t *vd = dest->v_buffer + row_offset_uv * uvd_stride + + col_offset_uv; + if (frame_is_intra_only(cm)) { + mi = mi_prev; + } else { + mi = mi_local; + } + mfqe_partition(cm, mi, BLOCK_64X64, y, u, v, y_stride, uv_stride, yd, ud, + vd, yd_stride, uvd_stride); + } + } +} diff --git a/media/libvpx/vp9/common/vp9_mfqe.h b/media/libvpx/vp9/common/vp9_mfqe.h new file mode 100644 index 000000000..dfff8c23d --- /dev/null +++ b/media/libvpx/vp9/common/vp9_mfqe.h @@ -0,0 +1,31 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_MFQE_H_ +#define VP9_COMMON_VP9_MFQE_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +// Multiframe Quality Enhancement. +// The aim for MFQE is to replace pixel blocks in the current frame with +// the correlated pixel blocks (with higher quality) in the last frame. +// The replacement can only be taken in stationary blocks by checking +// the motion of the blocks and other conditions such as the SAD of +// the current block and correlated block, the variance of the block +// difference, etc. +void vp9_mfqe(struct VP9Common *cm); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_MFQE_H_ diff --git a/media/libvpx/vp9/common/vp9_mv.h b/media/libvpx/vp9/common/vp9_mv.h new file mode 100644 index 000000000..5d89da8c2 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_mv.h @@ -0,0 +1,55 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_MV_H_ +#define VP9_COMMON_VP9_MV_H_ + +#include "vpx/vpx_integer.h" + +#include "vp9/common/vp9_common.h" + +#ifdef __cplusplus +extern "C" { +#endif + +typedef struct mv { + int16_t row; + int16_t col; +} MV; + +typedef union int_mv { + uint32_t as_int; + MV as_mv; +} int_mv; /* facilitates faster equality tests and copies */ + +typedef struct mv32 { + int32_t row; + int32_t col; +} MV32; + +static INLINE int is_zero_mv(const MV *mv) { + return *((const uint32_t *)mv) == 0; +} + +static INLINE int is_equal_mv(const MV *a, const MV *b) { + return *((const uint32_t *)a) == *((const uint32_t *)b); +} + +static INLINE void clamp_mv(MV *mv, int min_col, int max_col, + int min_row, int max_row) { + mv->col = clamp(mv->col, min_col, max_col); + mv->row = clamp(mv->row, min_row, max_row); +} + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_MV_H_ diff --git a/media/libvpx/vp9/common/vp9_mvref_common.c b/media/libvpx/vp9/common/vp9_mvref_common.c new file mode 100644 index 000000000..ce6952752 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_mvref_common.c @@ -0,0 +1,228 @@ + +/* + * Copyright (c) 2012 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "vp9/common/vp9_mvref_common.h" + +// This function searches the neighbourhood of a given MB/SB +// to try and find candidate reference vectors. +static void find_mv_refs_idx(const VP9_COMMON *cm, const MACROBLOCKD *xd, + const TileInfo *const tile, + MODE_INFO *mi, MV_REFERENCE_FRAME ref_frame, + int_mv *mv_ref_list, + int block, int mi_row, int mi_col, + find_mv_refs_sync sync, void *const data) { + const int *ref_sign_bias = cm->ref_frame_sign_bias; + int i, refmv_count = 0; + const POSITION *const mv_ref_search = mv_ref_blocks[mi->mbmi.sb_type]; + int different_ref_found = 0; + int context_counter = 0; + const MV_REF *const prev_frame_mvs = cm->use_prev_frame_mvs ? + cm->prev_frame->mvs + mi_row * cm->mi_cols + mi_col : NULL; + + // Blank the reference vector list + memset(mv_ref_list, 0, sizeof(*mv_ref_list) * MAX_MV_REF_CANDIDATES); + + // The nearest 2 blocks are treated differently + // if the size < 8x8 we get the mv from the bmi substructure, + // and we also need to keep a mode count. + for (i = 0; i < 2; ++i) { + const POSITION *const mv_ref = &mv_ref_search[i]; + if (is_inside(tile, mi_col, mi_row, cm->mi_rows, mv_ref)) { + const MODE_INFO *const candidate_mi = xd->mi[mv_ref->col + mv_ref->row * + xd->mi_stride]; + const MB_MODE_INFO *const candidate = &candidate_mi->mbmi; + // Keep counts for entropy encoding. + context_counter += mode_2_counter[candidate->mode]; + different_ref_found = 1; + + if (candidate->ref_frame[0] == ref_frame) + ADD_MV_REF_LIST(get_sub_block_mv(candidate_mi, 0, mv_ref->col, block), + refmv_count, mv_ref_list, Done); + else if (candidate->ref_frame[1] == ref_frame) + ADD_MV_REF_LIST(get_sub_block_mv(candidate_mi, 1, mv_ref->col, block), + refmv_count, mv_ref_list, Done); + } + } + + // Check the rest of the neighbors in much the same way + // as before except we don't need to keep track of sub blocks or + // mode counts. + for (; i < MVREF_NEIGHBOURS; ++i) { + const POSITION *const mv_ref = &mv_ref_search[i]; + if (is_inside(tile, mi_col, mi_row, cm->mi_rows, mv_ref)) { + const MB_MODE_INFO *const candidate = &xd->mi[mv_ref->col + mv_ref->row * + xd->mi_stride]->mbmi; + different_ref_found = 1; + + if (candidate->ref_frame[0] == ref_frame) + ADD_MV_REF_LIST(candidate->mv[0], refmv_count, mv_ref_list, Done); + else if (candidate->ref_frame[1] == ref_frame) + ADD_MV_REF_LIST(candidate->mv[1], refmv_count, mv_ref_list, Done); + } + } + + // TODO(hkuang): Remove this sync after fixing pthread_cond_broadcast + // on windows platform. The sync here is unncessary if use_perv_frame_mvs + // is 0. But after removing it, there will be hang in the unit test on windows + // due to several threads waiting for a thread's signal. +#if defined(_WIN32) && !HAVE_PTHREAD_H + if (cm->frame_parallel_decode && sync != NULL) { + sync(data, mi_row); + } +#endif + + // Check the last frame's mode and mv info. + if (cm->use_prev_frame_mvs) { + // Synchronize here for frame parallel decode if sync function is provided. + if (cm->frame_parallel_decode && sync != NULL) { + sync(data, mi_row); + } + + if (prev_frame_mvs->ref_frame[0] == ref_frame) { + ADD_MV_REF_LIST(prev_frame_mvs->mv[0], refmv_count, mv_ref_list, Done); + } else if (prev_frame_mvs->ref_frame[1] == ref_frame) { + ADD_MV_REF_LIST(prev_frame_mvs->mv[1], refmv_count, mv_ref_list, Done); + } + } + + // Since we couldn't find 2 mvs from the same reference frame + // go back through the neighbors and find motion vectors from + // different reference frames. + if (different_ref_found) { + for (i = 0; i < MVREF_NEIGHBOURS; ++i) { + const POSITION *mv_ref = &mv_ref_search[i]; + if (is_inside(tile, mi_col, mi_row, cm->mi_rows, mv_ref)) { + const MB_MODE_INFO *const candidate = &xd->mi[mv_ref->col + mv_ref->row + * xd->mi_stride]->mbmi; + + // If the candidate is INTRA we don't want to consider its mv. + IF_DIFF_REF_FRAME_ADD_MV(candidate, ref_frame, ref_sign_bias, + refmv_count, mv_ref_list, Done); + } + } + } + + // Since we still don't have a candidate we'll try the last frame. + if (cm->use_prev_frame_mvs) { + if (prev_frame_mvs->ref_frame[0] != ref_frame && + prev_frame_mvs->ref_frame[0] > INTRA_FRAME) { + int_mv mv = prev_frame_mvs->mv[0]; + if (ref_sign_bias[prev_frame_mvs->ref_frame[0]] != + ref_sign_bias[ref_frame]) { + mv.as_mv.row *= -1; + mv.as_mv.col *= -1; + } + ADD_MV_REF_LIST(mv, refmv_count, mv_ref_list, Done); + } + + if (prev_frame_mvs->ref_frame[1] > INTRA_FRAME && + prev_frame_mvs->ref_frame[1] != ref_frame && + prev_frame_mvs->mv[1].as_int != prev_frame_mvs->mv[0].as_int) { + int_mv mv = prev_frame_mvs->mv[1]; + if (ref_sign_bias[prev_frame_mvs->ref_frame[1]] != + ref_sign_bias[ref_frame]) { + mv.as_mv.row *= -1; + mv.as_mv.col *= -1; + } + ADD_MV_REF_LIST(mv, refmv_count, mv_ref_list, Done); + } + } + + Done: + + mi->mbmi.mode_context[ref_frame] = counter_to_context[context_counter]; + + // Clamp vectors + for (i = 0; i < MAX_MV_REF_CANDIDATES; ++i) + clamp_mv_ref(&mv_ref_list[i].as_mv, xd); +} + +void vp9_find_mv_refs(const VP9_COMMON *cm, const MACROBLOCKD *xd, + const TileInfo *const tile, + MODE_INFO *mi, MV_REFERENCE_FRAME ref_frame, + int_mv *mv_ref_list, + int mi_row, int mi_col, + find_mv_refs_sync sync, void *const data) { + find_mv_refs_idx(cm, xd, tile, mi, ref_frame, mv_ref_list, -1, + mi_row, mi_col, sync, data); +} + +static void lower_mv_precision(MV *mv, int allow_hp) { + const int use_hp = allow_hp && vp9_use_mv_hp(mv); + if (!use_hp) { + if (mv->row & 1) + mv->row += (mv->row > 0 ? -1 : 1); + if (mv->col & 1) + mv->col += (mv->col > 0 ? -1 : 1); + } +} + +void vp9_find_best_ref_mvs(MACROBLOCKD *xd, int allow_hp, + int_mv *mvlist, int_mv *nearest_mv, + int_mv *near_mv) { + int i; + // Make sure all the candidates are properly clamped etc + for (i = 0; i < MAX_MV_REF_CANDIDATES; ++i) { + lower_mv_precision(&mvlist[i].as_mv, allow_hp); + clamp_mv2(&mvlist[i].as_mv, xd); + } + *nearest_mv = mvlist[0]; + *near_mv = mvlist[1]; +} + +void vp9_append_sub8x8_mvs_for_idx(VP9_COMMON *cm, MACROBLOCKD *xd, + const TileInfo *const tile, + int block, int ref, int mi_row, int mi_col, + int_mv *nearest_mv, int_mv *near_mv) { + int_mv mv_list[MAX_MV_REF_CANDIDATES]; + MODE_INFO *const mi = xd->mi[0]; + b_mode_info *bmi = mi->bmi; + int n; + + assert(MAX_MV_REF_CANDIDATES == 2); + + find_mv_refs_idx(cm, xd, tile, mi, mi->mbmi.ref_frame[ref], mv_list, block, + mi_row, mi_col, NULL, NULL); + + near_mv->as_int = 0; + switch (block) { + case 0: + nearest_mv->as_int = mv_list[0].as_int; + near_mv->as_int = mv_list[1].as_int; + break; + case 1: + case 2: + nearest_mv->as_int = bmi[0].as_mv[ref].as_int; + for (n = 0; n < MAX_MV_REF_CANDIDATES; ++n) + if (nearest_mv->as_int != mv_list[n].as_int) { + near_mv->as_int = mv_list[n].as_int; + break; + } + break; + case 3: { + int_mv candidates[2 + MAX_MV_REF_CANDIDATES]; + candidates[0] = bmi[1].as_mv[ref]; + candidates[1] = bmi[0].as_mv[ref]; + candidates[2] = mv_list[0]; + candidates[3] = mv_list[1]; + + nearest_mv->as_int = bmi[2].as_mv[ref].as_int; + for (n = 0; n < 2 + MAX_MV_REF_CANDIDATES; ++n) + if (nearest_mv->as_int != candidates[n].as_int) { + near_mv->as_int = candidates[n].as_int; + break; + } + break; + } + default: + assert(0 && "Invalid block index."); + } +} diff --git a/media/libvpx/vp9/common/vp9_mvref_common.h b/media/libvpx/vp9/common/vp9_mvref_common.h new file mode 100644 index 000000000..f1df52146 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_mvref_common.h @@ -0,0 +1,232 @@ +/* + * Copyright (c) 2012 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ +#ifndef VP9_COMMON_VP9_MVREF_COMMON_H_ +#define VP9_COMMON_VP9_MVREF_COMMON_H_ + +#include "vp9/common/vp9_onyxc_int.h" +#include "vp9/common/vp9_blockd.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#define LEFT_TOP_MARGIN ((VP9_ENC_BORDER_IN_PIXELS - VP9_INTERP_EXTEND) << 3) +#define RIGHT_BOTTOM_MARGIN ((VP9_ENC_BORDER_IN_PIXELS -\ + VP9_INTERP_EXTEND) << 3) + +#define MVREF_NEIGHBOURS 8 + +typedef struct position { + int row; + int col; +} POSITION; + +typedef enum { + BOTH_ZERO = 0, + ZERO_PLUS_PREDICTED = 1, + BOTH_PREDICTED = 2, + NEW_PLUS_NON_INTRA = 3, + BOTH_NEW = 4, + INTRA_PLUS_NON_INTRA = 5, + BOTH_INTRA = 6, + INVALID_CASE = 9 +} motion_vector_context; + +// This is used to figure out a context for the ref blocks. The code flattens +// an array that would have 3 possible counts (0, 1 & 2) for 3 choices by +// adding 9 for each intra block, 3 for each zero mv and 1 for each new +// motion vector. This single number is then converted into a context +// with a single lookup ( counter_to_context ). +static const int mode_2_counter[MB_MODE_COUNT] = { + 9, // DC_PRED + 9, // V_PRED + 9, // H_PRED + 9, // D45_PRED + 9, // D135_PRED + 9, // D117_PRED + 9, // D153_PRED + 9, // D207_PRED + 9, // D63_PRED + 9, // TM_PRED + 0, // NEARESTMV + 0, // NEARMV + 3, // ZEROMV + 1, // NEWMV +}; + +// There are 3^3 different combinations of 3 counts that can be either 0,1 or +// 2. However the actual count can never be greater than 2 so the highest +// counter we need is 18. 9 is an invalid counter that's never used. +static const int counter_to_context[19] = { + BOTH_PREDICTED, // 0 + NEW_PLUS_NON_INTRA, // 1 + BOTH_NEW, // 2 + ZERO_PLUS_PREDICTED, // 3 + NEW_PLUS_NON_INTRA, // 4 + INVALID_CASE, // 5 + BOTH_ZERO, // 6 + INVALID_CASE, // 7 + INVALID_CASE, // 8 + INTRA_PLUS_NON_INTRA, // 9 + INTRA_PLUS_NON_INTRA, // 10 + INVALID_CASE, // 11 + INTRA_PLUS_NON_INTRA, // 12 + INVALID_CASE, // 13 + INVALID_CASE, // 14 + INVALID_CASE, // 15 + INVALID_CASE, // 16 + INVALID_CASE, // 17 + BOTH_INTRA // 18 +}; + +static const POSITION mv_ref_blocks[BLOCK_SIZES][MVREF_NEIGHBOURS] = { + // 4X4 + {{-1, 0}, {0, -1}, {-1, -1}, {-2, 0}, {0, -2}, {-2, -1}, {-1, -2}, {-2, -2}}, + // 4X8 + {{-1, 0}, {0, -1}, {-1, -1}, {-2, 0}, {0, -2}, {-2, -1}, {-1, -2}, {-2, -2}}, + // 8X4 + {{-1, 0}, {0, -1}, {-1, -1}, {-2, 0}, {0, -2}, {-2, -1}, {-1, -2}, {-2, -2}}, + // 8X8 + {{-1, 0}, {0, -1}, {-1, -1}, {-2, 0}, {0, -2}, {-2, -1}, {-1, -2}, {-2, -2}}, + // 8X16 + {{0, -1}, {-1, 0}, {1, -1}, {-1, -1}, {0, -2}, {-2, 0}, {-2, -1}, {-1, -2}}, + // 16X8 + {{-1, 0}, {0, -1}, {-1, 1}, {-1, -1}, {-2, 0}, {0, -2}, {-1, -2}, {-2, -1}}, + // 16X16 + {{-1, 0}, {0, -1}, {-1, 1}, {1, -1}, {-1, -1}, {-3, 0}, {0, -3}, {-3, -3}}, + // 16X32 + {{0, -1}, {-1, 0}, {2, -1}, {-1, -1}, {-1, 1}, {0, -3}, {-3, 0}, {-3, -3}}, + // 32X16 + {{-1, 0}, {0, -1}, {-1, 2}, {-1, -1}, {1, -1}, {-3, 0}, {0, -3}, {-3, -3}}, + // 32X32 + {{-1, 1}, {1, -1}, {-1, 2}, {2, -1}, {-1, -1}, {-3, 0}, {0, -3}, {-3, -3}}, + // 32X64 + {{0, -1}, {-1, 0}, {4, -1}, {-1, 2}, {-1, -1}, {0, -3}, {-3, 0}, {2, -1}}, + // 64X32 + {{-1, 0}, {0, -1}, {-1, 4}, {2, -1}, {-1, -1}, {-3, 0}, {0, -3}, {-1, 2}}, + // 64X64 + {{-1, 3}, {3, -1}, {-1, 4}, {4, -1}, {-1, -1}, {-1, 0}, {0, -1}, {-1, 6}} +}; + +static const int idx_n_column_to_subblock[4][2] = { + {1, 2}, + {1, 3}, + {3, 2}, + {3, 3} +}; + +// clamp_mv_ref +#define MV_BORDER (16 << 3) // Allow 16 pels in 1/8th pel units + +static INLINE void clamp_mv_ref(MV *mv, const MACROBLOCKD *xd) { + clamp_mv(mv, xd->mb_to_left_edge - MV_BORDER, + xd->mb_to_right_edge + MV_BORDER, + xd->mb_to_top_edge - MV_BORDER, + xd->mb_to_bottom_edge + MV_BORDER); +} + +// This function returns either the appropriate sub block or block's mv +// on whether the block_size < 8x8 and we have check_sub_blocks set. +static INLINE int_mv get_sub_block_mv(const MODE_INFO *candidate, int which_mv, + int search_col, int block_idx) { + return block_idx >= 0 && candidate->mbmi.sb_type < BLOCK_8X8 + ? candidate->bmi[idx_n_column_to_subblock[block_idx][search_col == 0]] + .as_mv[which_mv] + : candidate->mbmi.mv[which_mv]; +} + + +// Performs mv sign inversion if indicated by the reference frame combination. +static INLINE int_mv scale_mv(const MB_MODE_INFO *mbmi, int ref, + const MV_REFERENCE_FRAME this_ref_frame, + const int *ref_sign_bias) { + int_mv mv = mbmi->mv[ref]; + if (ref_sign_bias[mbmi->ref_frame[ref]] != ref_sign_bias[this_ref_frame]) { + mv.as_mv.row *= -1; + mv.as_mv.col *= -1; + } + return mv; +} + +// This macro is used to add a motion vector mv_ref list if it isn't +// already in the list. If it's the second motion vector it will also +// skip all additional processing and jump to done! +#define ADD_MV_REF_LIST(mv, refmv_count, mv_ref_list, Done) \ + do { \ + if (refmv_count) { \ + if ((mv).as_int != (mv_ref_list)[0].as_int) { \ + (mv_ref_list)[(refmv_count)] = (mv); \ + goto Done; \ + } \ + } else { \ + (mv_ref_list)[(refmv_count)++] = (mv); \ + } \ + } while (0) + +// If either reference frame is different, not INTRA, and they +// are different from each other scale and add the mv to our list. +#define IF_DIFF_REF_FRAME_ADD_MV(mbmi, ref_frame, ref_sign_bias, refmv_count, \ + mv_ref_list, Done) \ + do { \ + if (is_inter_block(mbmi)) { \ + if ((mbmi)->ref_frame[0] != ref_frame) \ + ADD_MV_REF_LIST(scale_mv((mbmi), 0, ref_frame, ref_sign_bias), \ + refmv_count, mv_ref_list, Done); \ + if (has_second_ref(mbmi) && \ + (mbmi)->ref_frame[1] != ref_frame && \ + (mbmi)->mv[1].as_int != (mbmi)->mv[0].as_int) \ + ADD_MV_REF_LIST(scale_mv((mbmi), 1, ref_frame, ref_sign_bias), \ + refmv_count, mv_ref_list, Done); \ + } \ + } while (0) + + +// Checks that the given mi_row, mi_col and search point +// are inside the borders of the tile. +static INLINE int is_inside(const TileInfo *const tile, + int mi_col, int mi_row, int mi_rows, + const POSITION *mi_pos) { + return !(mi_row + mi_pos->row < 0 || + mi_col + mi_pos->col < tile->mi_col_start || + mi_row + mi_pos->row >= mi_rows || + mi_col + mi_pos->col >= tile->mi_col_end); +} + +// TODO(jingning): this mv clamping function should be block size dependent. +static INLINE void clamp_mv2(MV *mv, const MACROBLOCKD *xd) { + clamp_mv(mv, xd->mb_to_left_edge - LEFT_TOP_MARGIN, + xd->mb_to_right_edge + RIGHT_BOTTOM_MARGIN, + xd->mb_to_top_edge - LEFT_TOP_MARGIN, + xd->mb_to_bottom_edge + RIGHT_BOTTOM_MARGIN); +} + +typedef void (*find_mv_refs_sync)(void *const data, int mi_row); +void vp9_find_mv_refs(const VP9_COMMON *cm, const MACROBLOCKD *xd, + const TileInfo *const tile, + MODE_INFO *mi, MV_REFERENCE_FRAME ref_frame, + int_mv *mv_ref_list, int mi_row, int mi_col, + find_mv_refs_sync sync, void *const data); + +// check a list of motion vectors by sad score using a number rows of pixels +// above and a number cols of pixels in the left to select the one with best +// score to use as ref motion vector +void vp9_find_best_ref_mvs(MACROBLOCKD *xd, int allow_hp, + int_mv *mvlist, int_mv *nearest_mv, int_mv *near_mv); + +void vp9_append_sub8x8_mvs_for_idx(VP9_COMMON *cm, MACROBLOCKD *xd, + const TileInfo *const tile, + int block, int ref, int mi_row, int mi_col, + int_mv *nearest_mv, int_mv *near_mv); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_MVREF_COMMON_H_ diff --git a/media/libvpx/vp9/common/vp9_onyxc_int.h b/media/libvpx/vp9/common/vp9_onyxc_int.h new file mode 100644 index 000000000..3af2a41bd --- /dev/null +++ b/media/libvpx/vp9/common/vp9_onyxc_int.h @@ -0,0 +1,452 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_ONYXC_INT_H_ +#define VP9_COMMON_VP9_ONYXC_INT_H_ + +#include "./vpx_config.h" +#include "vpx/internal/vpx_codec_internal.h" +#include "./vp9_rtcd.h" +#include "vp9/common/vp9_alloccommon.h" +#include "vp9/common/vp9_loopfilter.h" +#include "vp9/common/vp9_entropymv.h" +#include "vp9/common/vp9_entropy.h" +#include "vp9/common/vp9_entropymode.h" +#include "vp9/common/vp9_frame_buffers.h" +#include "vp9/common/vp9_quant_common.h" +#include "vp9/common/vp9_thread.h" +#include "vp9/common/vp9_tile_common.h" + +#if CONFIG_VP9_POSTPROC +#include "vp9/common/vp9_postproc.h" +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +#define REFS_PER_FRAME 3 + +#define REF_FRAMES_LOG2 3 +#define REF_FRAMES (1 << REF_FRAMES_LOG2) + +// 4 scratch frames for the new frames to support a maximum of 4 cores decoding +// in parallel, 3 for scaled references on the encoder. +// TODO(hkuang): Add ondemand frame buffers instead of hardcoding the number +// of framebuffers. +// TODO(jkoleszar): These 3 extra references could probably come from the +// normal reference pool. +#define FRAME_BUFFERS (REF_FRAMES + 7) + +#define FRAME_CONTEXTS_LOG2 2 +#define FRAME_CONTEXTS (1 << FRAME_CONTEXTS_LOG2) + +#define NUM_PING_PONG_BUFFERS 2 + +extern const struct { + PARTITION_CONTEXT above; + PARTITION_CONTEXT left; +} partition_context_lookup[BLOCK_SIZES]; + + +typedef enum { + SINGLE_REFERENCE = 0, + COMPOUND_REFERENCE = 1, + REFERENCE_MODE_SELECT = 2, + REFERENCE_MODES = 3, +} REFERENCE_MODE; + +typedef struct { + int_mv mv[2]; + MV_REFERENCE_FRAME ref_frame[2]; +} MV_REF; + +typedef struct { + int ref_count; + MV_REF *mvs; + int mi_rows; + int mi_cols; + vpx_codec_frame_buffer_t raw_frame_buffer; + YV12_BUFFER_CONFIG buf; + + // The Following variables will only be used in frame parallel decode. + + // frame_worker_owner indicates which FrameWorker owns this buffer. NULL means + // that no FrameWorker owns, or is decoding, this buffer. + VP9Worker *frame_worker_owner; + + // row and col indicate which position frame has been decoded to in real + // pixel unit. They are reset to -1 when decoding begins and set to INT_MAX + // when the frame is fully decoded. + int row; + int col; +} RefCntBuffer; + +typedef struct BufferPool { + // Protect BufferPool from being accessed by several FrameWorkers at + // the same time during frame parallel decode. + // TODO(hkuang): Try to use atomic variable instead of locking the whole pool. +#if CONFIG_MULTITHREAD + pthread_mutex_t pool_mutex; +#endif + + // Private data associated with the frame buffer callbacks. + void *cb_priv; + + vpx_get_frame_buffer_cb_fn_t get_fb_cb; + vpx_release_frame_buffer_cb_fn_t release_fb_cb; + + RefCntBuffer frame_bufs[FRAME_BUFFERS]; + + // Frame buffers allocated internally by the codec. + InternalFrameBufferList int_frame_buffers; +} BufferPool; + +typedef struct VP9Common { + struct vpx_internal_error_info error; + vpx_color_space_t color_space; + int width; + int height; + int display_width; + int display_height; + int last_width; + int last_height; + + // TODO(jkoleszar): this implies chroma ss right now, but could vary per + // plane. Revisit as part of the future change to YV12_BUFFER_CONFIG to + // support additional planes. + int subsampling_x; + int subsampling_y; + +#if CONFIG_VP9_HIGHBITDEPTH + int use_highbitdepth; // Marks if we need to use 16bit frame buffers. +#endif + + YV12_BUFFER_CONFIG *frame_to_show; + RefCntBuffer *prev_frame; + + // TODO(hkuang): Combine this with cur_buf in macroblockd. + RefCntBuffer *cur_frame; + + int ref_frame_map[REF_FRAMES]; /* maps fb_idx to reference slot */ + + // Prepare ref_frame_map for the next frame. + // Only used in frame parallel decode. + int next_ref_frame_map[REF_FRAMES]; + + // TODO(jkoleszar): could expand active_ref_idx to 4, with 0 as intra, and + // roll new_fb_idx into it. + + // Each frame can reference REFS_PER_FRAME buffers + RefBuffer frame_refs[REFS_PER_FRAME]; + + int new_fb_idx; + +#if CONFIG_VP9_POSTPROC + YV12_BUFFER_CONFIG post_proc_buffer; + YV12_BUFFER_CONFIG post_proc_buffer_int; +#endif + + FRAME_TYPE last_frame_type; /* last frame's frame type for motion search.*/ + FRAME_TYPE frame_type; + + int show_frame; + int last_show_frame; + int show_existing_frame; + + // Flag signaling that the frame is encoded using only INTRA modes. + int intra_only; + + int allow_high_precision_mv; + + // Flag signaling that the frame context should be reset to default values. + // 0 or 1 implies don't reset, 2 reset just the context specified in the + // frame header, 3 reset all contexts. + int reset_frame_context; + + // MBs, mb_rows/cols is in 16-pixel units; mi_rows/cols is in + // MODE_INFO (8-pixel) units. + int MBs; + int mb_rows, mi_rows; + int mb_cols, mi_cols; + int mi_stride; + + /* profile settings */ + TX_MODE tx_mode; + + int base_qindex; + int y_dc_delta_q; + int uv_dc_delta_q; + int uv_ac_delta_q; + int16_t y_dequant[MAX_SEGMENTS][2]; + int16_t uv_dequant[MAX_SEGMENTS][2]; + + /* We allocate a MODE_INFO struct for each macroblock, together with + an extra row on top and column on the left to simplify prediction. */ + int mi_alloc_size; + MODE_INFO *mip; /* Base of allocated array */ + MODE_INFO *mi; /* Corresponds to upper left visible macroblock */ + + // TODO(agrange): Move prev_mi into encoder structure. + // prev_mip and prev_mi will only be allocated in VP9 encoder. + MODE_INFO *prev_mip; /* MODE_INFO array 'mip' from last decoded frame */ + MODE_INFO *prev_mi; /* 'mi' from last frame (points into prev_mip) */ + + // Separate mi functions between encoder and decoder. + int (*alloc_mi)(struct VP9Common *cm, int mi_size); + void (*free_mi)(struct VP9Common *cm); + void (*setup_mi)(struct VP9Common *cm); + + // Grid of pointers to 8x8 MODE_INFO structs. Any 8x8 not in the visible + // area will be NULL. + MODE_INFO **mi_grid_base; + MODE_INFO **mi_grid_visible; + MODE_INFO **prev_mi_grid_base; + MODE_INFO **prev_mi_grid_visible; + + // Whether to use previous frame's motion vectors for prediction. + int use_prev_frame_mvs; + + // Persistent mb segment id map used in prediction. + int seg_map_idx; + int prev_seg_map_idx; + + uint8_t *seg_map_array[NUM_PING_PONG_BUFFERS]; + uint8_t *last_frame_seg_map; + uint8_t *current_frame_seg_map; + int seg_map_alloc_size; + + INTERP_FILTER interp_filter; + + loop_filter_info_n lf_info; + + int refresh_frame_context; /* Two state 0 = NO, 1 = YES */ + + int ref_frame_sign_bias[MAX_REF_FRAMES]; /* Two state 0, 1 */ + + struct loopfilter lf; + struct segmentation seg; + + // TODO(hkuang): Remove this as it is the same as frame_parallel_decode + // in pbi. + int frame_parallel_decode; // frame-based threading. + + // Context probabilities for reference frame prediction + MV_REFERENCE_FRAME comp_fixed_ref; + MV_REFERENCE_FRAME comp_var_ref[2]; + REFERENCE_MODE reference_mode; + + FRAME_CONTEXT *fc; /* this frame entropy */ + FRAME_CONTEXT *frame_contexts; // FRAME_CONTEXTS + unsigned int frame_context_idx; /* Context to use/update */ + FRAME_COUNTS counts; + + unsigned int current_video_frame; + BITSTREAM_PROFILE profile; + + // VPX_BITS_8 in profile 0 or 1, VPX_BITS_10 or VPX_BITS_12 in profile 2 or 3. + vpx_bit_depth_t bit_depth; + vpx_bit_depth_t dequant_bit_depth; // bit_depth of current dequantizer + +#if CONFIG_VP9_POSTPROC + struct postproc_state postproc_state; +#endif + + int error_resilient_mode; + int frame_parallel_decoding_mode; + + int log2_tile_cols, log2_tile_rows; + int byte_alignment; + int skip_loop_filter; + + // Private data associated with the frame buffer callbacks. + void *cb_priv; + vpx_get_frame_buffer_cb_fn_t get_fb_cb; + vpx_release_frame_buffer_cb_fn_t release_fb_cb; + + // Handles memory for the codec. + InternalFrameBufferList int_frame_buffers; + + // External BufferPool passed from outside. + BufferPool *buffer_pool; + + PARTITION_CONTEXT *above_seg_context; + ENTROPY_CONTEXT *above_context; + int above_context_alloc_cols; +} VP9_COMMON; + +// TODO(hkuang): Don't need to lock the whole pool after implementing atomic +// frame reference count. +void lock_buffer_pool(BufferPool *const pool); +void unlock_buffer_pool(BufferPool *const pool); + +static INLINE YV12_BUFFER_CONFIG *get_ref_frame(VP9_COMMON *cm, int index) { + if (index < 0 || index >= REF_FRAMES) + return NULL; + if (cm->ref_frame_map[index] < 0) + return NULL; + assert(cm->ref_frame_map[index] < FRAME_BUFFERS); + return &cm->buffer_pool->frame_bufs[cm->ref_frame_map[index]].buf; +} + +static INLINE YV12_BUFFER_CONFIG *get_frame_new_buffer(VP9_COMMON *cm) { + return &cm->buffer_pool->frame_bufs[cm->new_fb_idx].buf; +} + +static INLINE int get_free_fb(VP9_COMMON *cm) { + RefCntBuffer *const frame_bufs = cm->buffer_pool->frame_bufs; + int i; + + lock_buffer_pool(cm->buffer_pool); + for (i = 0; i < FRAME_BUFFERS; ++i) + if (frame_bufs[i].ref_count == 0) + break; + + if (i != FRAME_BUFFERS) { + frame_bufs[i].ref_count = 1; + } else { + // Reset i to be INVALID_IDX to indicate no free buffer found. + i = INVALID_IDX; + } + + unlock_buffer_pool(cm->buffer_pool); + return i; +} + +static INLINE void ref_cnt_fb(RefCntBuffer *bufs, int *idx, int new_idx) { + const int ref_index = *idx; + + if (ref_index >= 0 && bufs[ref_index].ref_count > 0) + bufs[ref_index].ref_count--; + + *idx = new_idx; + + bufs[new_idx].ref_count++; +} + +static INLINE int mi_cols_aligned_to_sb(int n_mis) { + return ALIGN_POWER_OF_TWO(n_mis, MI_BLOCK_SIZE_LOG2); +} + +static INLINE void init_macroblockd(VP9_COMMON *cm, MACROBLOCKD *xd) { + int i; + + for (i = 0; i < MAX_MB_PLANE; ++i) { + xd->plane[i].dqcoeff = xd->dqcoeff; + xd->above_context[i] = cm->above_context + + i * sizeof(*cm->above_context) * 2 * mi_cols_aligned_to_sb(cm->mi_cols); + + if (xd->plane[i].plane_type == PLANE_TYPE_Y) { + memcpy(xd->plane[i].seg_dequant, cm->y_dequant, sizeof(cm->y_dequant)); + } else { + memcpy(xd->plane[i].seg_dequant, cm->uv_dequant, sizeof(cm->uv_dequant)); + } + xd->fc = cm->fc; + xd->frame_parallel_decoding_mode = cm->frame_parallel_decoding_mode; + } + + xd->above_seg_context = cm->above_seg_context; + xd->mi_stride = cm->mi_stride; + xd->error_info = &cm->error; +} + +static INLINE int frame_is_intra_only(const VP9_COMMON *const cm) { + return cm->frame_type == KEY_FRAME || cm->intra_only; +} + +static INLINE const vp9_prob* get_partition_probs(const VP9_COMMON *cm, + int ctx) { + return frame_is_intra_only(cm) ? vp9_kf_partition_probs[ctx] + : cm->fc->partition_prob[ctx]; +} + +static INLINE void set_skip_context(MACROBLOCKD *xd, int mi_row, int mi_col) { + const int above_idx = mi_col * 2; + const int left_idx = (mi_row * 2) & 15; + int i; + for (i = 0; i < MAX_MB_PLANE; ++i) { + struct macroblockd_plane *const pd = &xd->plane[i]; + pd->above_context = &xd->above_context[i][above_idx >> pd->subsampling_x]; + pd->left_context = &xd->left_context[i][left_idx >> pd->subsampling_y]; + } +} + +static INLINE int calc_mi_size(int len) { + // len is in mi units. + return len + MI_BLOCK_SIZE; +} + +static INLINE void set_mi_row_col(MACROBLOCKD *xd, const TileInfo *const tile, + int mi_row, int bh, + int mi_col, int bw, + int mi_rows, int mi_cols) { + xd->mb_to_top_edge = -((mi_row * MI_SIZE) * 8); + xd->mb_to_bottom_edge = ((mi_rows - bh - mi_row) * MI_SIZE) * 8; + xd->mb_to_left_edge = -((mi_col * MI_SIZE) * 8); + xd->mb_to_right_edge = ((mi_cols - bw - mi_col) * MI_SIZE) * 8; + + // Are edges available for intra prediction? + xd->up_available = (mi_row != 0); + xd->left_available = (mi_col > tile->mi_col_start); + if (xd->up_available) { + xd->above_mi = xd->mi[-xd->mi_stride]; + // above_mi may be NULL in VP9 encoder's first pass. + xd->above_mbmi = xd->above_mi ? &xd->above_mi->mbmi : NULL; + } else { + xd->above_mi = NULL; + xd->above_mbmi = NULL; + } + + if (xd->left_available) { + xd->left_mi = xd->mi[-1]; + // left_mi may be NULL in VP9 encoder's first pass. + xd->left_mbmi = xd->left_mi ? &xd->left_mi->mbmi : NULL; + } else { + xd->left_mi = NULL; + xd->left_mbmi = NULL; + } +} + +static INLINE void update_partition_context(MACROBLOCKD *xd, + int mi_row, int mi_col, + BLOCK_SIZE subsize, + BLOCK_SIZE bsize) { + PARTITION_CONTEXT *const above_ctx = xd->above_seg_context + mi_col; + PARTITION_CONTEXT *const left_ctx = xd->left_seg_context + (mi_row & MI_MASK); + + // num_4x4_blocks_wide_lookup[bsize] / 2 + const int bs = num_8x8_blocks_wide_lookup[bsize]; + + // update the partition context at the end notes. set partition bits + // of block sizes larger than the current one to be one, and partition + // bits of smaller block sizes to be zero. + memset(above_ctx, partition_context_lookup[subsize].above, bs); + memset(left_ctx, partition_context_lookup[subsize].left, bs); +} + +static INLINE int partition_plane_context(const MACROBLOCKD *xd, + int mi_row, int mi_col, + BLOCK_SIZE bsize) { + const PARTITION_CONTEXT *above_ctx = xd->above_seg_context + mi_col; + const PARTITION_CONTEXT *left_ctx = xd->left_seg_context + (mi_row & MI_MASK); + const int bsl = mi_width_log2_lookup[bsize]; + int above = (*above_ctx >> bsl) & 1 , left = (*left_ctx >> bsl) & 1; + + assert(b_width_log2_lookup[bsize] == b_height_log2_lookup[bsize]); + assert(bsl >= 0); + + return (left * 2 + above) + bsl * PARTITION_PLOFFSET; +} + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_ONYXC_INT_H_ diff --git a/media/libvpx/vp9/common/vp9_postproc.c b/media/libvpx/vp9/common/vp9_postproc.c new file mode 100644 index 000000000..d26a6eb5c --- /dev/null +++ b/media/libvpx/vp9/common/vp9_postproc.c @@ -0,0 +1,745 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <math.h> +#include <stdlib.h> +#include <stdio.h> + +#include "./vpx_config.h" +#include "./vpx_scale_rtcd.h" +#include "./vp9_rtcd.h" + +#include "vpx_ports/mem.h" +#include "vpx_scale/vpx_scale.h" +#include "vpx_scale/yv12config.h" + +#include "vp9/common/vp9_onyxc_int.h" +#include "vp9/common/vp9_postproc.h" +#include "vp9/common/vp9_systemdependent.h" +#include "vp9/common/vp9_textblit.h" + +#if CONFIG_VP9_POSTPROC +static const short kernel5[] = { + 1, 1, 4, 1, 1 +}; + +const short vp9_rv[] = { + 8, 5, 2, 2, 8, 12, 4, 9, 8, 3, + 0, 3, 9, 0, 0, 0, 8, 3, 14, 4, + 10, 1, 11, 14, 1, 14, 9, 6, 12, 11, + 8, 6, 10, 0, 0, 8, 9, 0, 3, 14, + 8, 11, 13, 4, 2, 9, 0, 3, 9, 6, + 1, 2, 3, 14, 13, 1, 8, 2, 9, 7, + 3, 3, 1, 13, 13, 6, 6, 5, 2, 7, + 11, 9, 11, 8, 7, 3, 2, 0, 13, 13, + 14, 4, 12, 5, 12, 10, 8, 10, 13, 10, + 4, 14, 4, 10, 0, 8, 11, 1, 13, 7, + 7, 14, 6, 14, 13, 2, 13, 5, 4, 4, + 0, 10, 0, 5, 13, 2, 12, 7, 11, 13, + 8, 0, 4, 10, 7, 2, 7, 2, 2, 5, + 3, 4, 7, 3, 3, 14, 14, 5, 9, 13, + 3, 14, 3, 6, 3, 0, 11, 8, 13, 1, + 13, 1, 12, 0, 10, 9, 7, 6, 2, 8, + 5, 2, 13, 7, 1, 13, 14, 7, 6, 7, + 9, 6, 10, 11, 7, 8, 7, 5, 14, 8, + 4, 4, 0, 8, 7, 10, 0, 8, 14, 11, + 3, 12, 5, 7, 14, 3, 14, 5, 2, 6, + 11, 12, 12, 8, 0, 11, 13, 1, 2, 0, + 5, 10, 14, 7, 8, 0, 4, 11, 0, 8, + 0, 3, 10, 5, 8, 0, 11, 6, 7, 8, + 10, 7, 13, 9, 2, 5, 1, 5, 10, 2, + 4, 3, 5, 6, 10, 8, 9, 4, 11, 14, + 0, 10, 0, 5, 13, 2, 12, 7, 11, 13, + 8, 0, 4, 10, 7, 2, 7, 2, 2, 5, + 3, 4, 7, 3, 3, 14, 14, 5, 9, 13, + 3, 14, 3, 6, 3, 0, 11, 8, 13, 1, + 13, 1, 12, 0, 10, 9, 7, 6, 2, 8, + 5, 2, 13, 7, 1, 13, 14, 7, 6, 7, + 9, 6, 10, 11, 7, 8, 7, 5, 14, 8, + 4, 4, 0, 8, 7, 10, 0, 8, 14, 11, + 3, 12, 5, 7, 14, 3, 14, 5, 2, 6, + 11, 12, 12, 8, 0, 11, 13, 1, 2, 0, + 5, 10, 14, 7, 8, 0, 4, 11, 0, 8, + 0, 3, 10, 5, 8, 0, 11, 6, 7, 8, + 10, 7, 13, 9, 2, 5, 1, 5, 10, 2, + 4, 3, 5, 6, 10, 8, 9, 4, 11, 14, + 3, 8, 3, 7, 8, 5, 11, 4, 12, 3, + 11, 9, 14, 8, 14, 13, 4, 3, 1, 2, + 14, 6, 5, 4, 4, 11, 4, 6, 2, 1, + 5, 8, 8, 12, 13, 5, 14, 10, 12, 13, + 0, 9, 5, 5, 11, 10, 13, 9, 10, 13, +}; + +static const uint8_t q_diff_thresh = 20; +static const uint8_t last_q_thresh = 170; + +void vp9_post_proc_down_and_across_c(const uint8_t *src_ptr, + uint8_t *dst_ptr, + int src_pixels_per_line, + int dst_pixels_per_line, + int rows, + int cols, + int flimit) { + uint8_t const *p_src; + uint8_t *p_dst; + int row, col, i, v, kernel; + int pitch = src_pixels_per_line; + uint8_t d[8]; + (void)dst_pixels_per_line; + + for (row = 0; row < rows; row++) { + /* post_proc_down for one row */ + p_src = src_ptr; + p_dst = dst_ptr; + + for (col = 0; col < cols; col++) { + kernel = 4; + v = p_src[col]; + + for (i = -2; i <= 2; i++) { + if (abs(v - p_src[col + i * pitch]) > flimit) + goto down_skip_convolve; + + kernel += kernel5[2 + i] * p_src[col + i * pitch]; + } + + v = (kernel >> 3); + down_skip_convolve: + p_dst[col] = v; + } + + /* now post_proc_across */ + p_src = dst_ptr; + p_dst = dst_ptr; + + for (i = 0; i < 8; i++) + d[i] = p_src[i]; + + for (col = 0; col < cols; col++) { + kernel = 4; + v = p_src[col]; + + d[col & 7] = v; + + for (i = -2; i <= 2; i++) { + if (abs(v - p_src[col + i]) > flimit) + goto across_skip_convolve; + + kernel += kernel5[2 + i] * p_src[col + i]; + } + + d[col & 7] = (kernel >> 3); + across_skip_convolve: + + if (col >= 2) + p_dst[col - 2] = d[(col - 2) & 7]; + } + + /* handle the last two pixels */ + p_dst[col - 2] = d[(col - 2) & 7]; + p_dst[col - 1] = d[(col - 1) & 7]; + + + /* next row */ + src_ptr += pitch; + dst_ptr += pitch; + } +} + +#if CONFIG_VP9_HIGHBITDEPTH +void vp9_highbd_post_proc_down_and_across_c(const uint16_t *src_ptr, + uint16_t *dst_ptr, + int src_pixels_per_line, + int dst_pixels_per_line, + int rows, + int cols, + int flimit) { + uint16_t const *p_src; + uint16_t *p_dst; + int row, col, i, v, kernel; + int pitch = src_pixels_per_line; + uint16_t d[8]; + + for (row = 0; row < rows; row++) { + // post_proc_down for one row. + p_src = src_ptr; + p_dst = dst_ptr; + + for (col = 0; col < cols; col++) { + kernel = 4; + v = p_src[col]; + + for (i = -2; i <= 2; i++) { + if (abs(v - p_src[col + i * pitch]) > flimit) + goto down_skip_convolve; + + kernel += kernel5[2 + i] * p_src[col + i * pitch]; + } + + v = (kernel >> 3); + + down_skip_convolve: + p_dst[col] = v; + } + + /* now post_proc_across */ + p_src = dst_ptr; + p_dst = dst_ptr; + + for (i = 0; i < 8; i++) + d[i] = p_src[i]; + + for (col = 0; col < cols; col++) { + kernel = 4; + v = p_src[col]; + + d[col & 7] = v; + + for (i = -2; i <= 2; i++) { + if (abs(v - p_src[col + i]) > flimit) + goto across_skip_convolve; + + kernel += kernel5[2 + i] * p_src[col + i]; + } + + d[col & 7] = (kernel >> 3); + + across_skip_convolve: + if (col >= 2) + p_dst[col - 2] = d[(col - 2) & 7]; + } + + /* handle the last two pixels */ + p_dst[col - 2] = d[(col - 2) & 7]; + p_dst[col - 1] = d[(col - 1) & 7]; + + + /* next row */ + src_ptr += pitch; + dst_ptr += dst_pixels_per_line; + } +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +static int q2mbl(int x) { + if (x < 20) x = 20; + + x = 50 + (x - 50) * 10 / 8; + return x * x / 3; +} + +void vp9_mbpost_proc_across_ip_c(uint8_t *src, int pitch, + int rows, int cols, int flimit) { + int r, c, i; + uint8_t *s = src; + uint8_t d[16]; + + for (r = 0; r < rows; r++) { + int sumsq = 0; + int sum = 0; + + for (i = -8; i <= 6; i++) { + sumsq += s[i] * s[i]; + sum += s[i]; + d[i + 8] = 0; + } + + for (c = 0; c < cols + 8; c++) { + int x = s[c + 7] - s[c - 8]; + int y = s[c + 7] + s[c - 8]; + + sum += x; + sumsq += x * y; + + d[c & 15] = s[c]; + + if (sumsq * 15 - sum * sum < flimit) { + d[c & 15] = (8 + sum + s[c]) >> 4; + } + + s[c - 8] = d[(c - 8) & 15]; + } + s += pitch; + } +} + +#if CONFIG_VP9_HIGHBITDEPTH +void vp9_highbd_mbpost_proc_across_ip_c(uint16_t *src, int pitch, + int rows, int cols, int flimit) { + int r, c, i; + + uint16_t *s = src; + uint16_t d[16]; + + + for (r = 0; r < rows; r++) { + int sumsq = 0; + int sum = 0; + + for (i = -8; i <= 6; i++) { + sumsq += s[i] * s[i]; + sum += s[i]; + d[i + 8] = 0; + } + + for (c = 0; c < cols + 8; c++) { + int x = s[c + 7] - s[c - 8]; + int y = s[c + 7] + s[c - 8]; + + sum += x; + sumsq += x * y; + + d[c & 15] = s[c]; + + if (sumsq * 15 - sum * sum < flimit) { + d[c & 15] = (8 + sum + s[c]) >> 4; + } + + s[c - 8] = d[(c - 8) & 15]; + } + + s += pitch; + } +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +void vp9_mbpost_proc_down_c(uint8_t *dst, int pitch, + int rows, int cols, int flimit) { + int r, c, i; + const short *rv3 = &vp9_rv[63 & rand()]; // NOLINT + + for (c = 0; c < cols; c++) { + uint8_t *s = &dst[c]; + int sumsq = 0; + int sum = 0; + uint8_t d[16]; + const short *rv2 = rv3 + ((c * 17) & 127); + + for (i = -8; i <= 6; i++) { + sumsq += s[i * pitch] * s[i * pitch]; + sum += s[i * pitch]; + } + + for (r = 0; r < rows + 8; r++) { + sumsq += s[7 * pitch] * s[ 7 * pitch] - s[-8 * pitch] * s[-8 * pitch]; + sum += s[7 * pitch] - s[-8 * pitch]; + d[r & 15] = s[0]; + + if (sumsq * 15 - sum * sum < flimit) { + d[r & 15] = (rv2[r & 127] + sum + s[0]) >> 4; + } + + s[-8 * pitch] = d[(r - 8) & 15]; + s += pitch; + } + } +} + +#if CONFIG_VP9_HIGHBITDEPTH +void vp9_highbd_mbpost_proc_down_c(uint16_t *dst, int pitch, + int rows, int cols, int flimit) { + int r, c, i; + const int16_t *rv3 = &vp9_rv[63 & rand()]; // NOLINT + + for (c = 0; c < cols; c++) { + uint16_t *s = &dst[c]; + int sumsq = 0; + int sum = 0; + uint16_t d[16]; + const int16_t *rv2 = rv3 + ((c * 17) & 127); + + for (i = -8; i <= 6; i++) { + sumsq += s[i * pitch] * s[i * pitch]; + sum += s[i * pitch]; + } + + for (r = 0; r < rows + 8; r++) { + sumsq += s[7 * pitch] * s[ 7 * pitch] - s[-8 * pitch] * s[-8 * pitch]; + sum += s[7 * pitch] - s[-8 * pitch]; + d[r & 15] = s[0]; + + if (sumsq * 15 - sum * sum < flimit) { + d[r & 15] = (rv2[r & 127] + sum + s[0]) >> 4; + } + + s[-8 * pitch] = d[(r - 8) & 15]; + s += pitch; + } + } +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +static void deblock_and_de_macro_block(YV12_BUFFER_CONFIG *source, + YV12_BUFFER_CONFIG *post, + int q, + int low_var_thresh, + int flag) { + double level = 6.0e-05 * q * q * q - .0067 * q * q + .306 * q + .0065; + int ppl = (int)(level + .5); + (void) low_var_thresh; + (void) flag; + +#if CONFIG_VP9_HIGHBITDEPTH + if (source->flags & YV12_FLAG_HIGHBITDEPTH) { + vp9_highbd_post_proc_down_and_across(CONVERT_TO_SHORTPTR(source->y_buffer), + CONVERT_TO_SHORTPTR(post->y_buffer), + source->y_stride, post->y_stride, + source->y_height, source->y_width, + ppl); + + vp9_highbd_mbpost_proc_across_ip(CONVERT_TO_SHORTPTR(post->y_buffer), + post->y_stride, post->y_height, + post->y_width, q2mbl(q)); + + vp9_highbd_mbpost_proc_down(CONVERT_TO_SHORTPTR(post->y_buffer), + post->y_stride, post->y_height, + post->y_width, q2mbl(q)); + + vp9_highbd_post_proc_down_and_across(CONVERT_TO_SHORTPTR(source->u_buffer), + CONVERT_TO_SHORTPTR(post->u_buffer), + source->uv_stride, post->uv_stride, + source->uv_height, source->uv_width, + ppl); + vp9_highbd_post_proc_down_and_across(CONVERT_TO_SHORTPTR(source->v_buffer), + CONVERT_TO_SHORTPTR(post->v_buffer), + source->uv_stride, post->uv_stride, + source->uv_height, source->uv_width, + ppl); + } else { + vp9_post_proc_down_and_across(source->y_buffer, post->y_buffer, + source->y_stride, post->y_stride, + source->y_height, source->y_width, ppl); + + vp9_mbpost_proc_across_ip(post->y_buffer, post->y_stride, post->y_height, + post->y_width, q2mbl(q)); + + vp9_mbpost_proc_down(post->y_buffer, post->y_stride, post->y_height, + post->y_width, q2mbl(q)); + + vp9_post_proc_down_and_across(source->u_buffer, post->u_buffer, + source->uv_stride, post->uv_stride, + source->uv_height, source->uv_width, ppl); + vp9_post_proc_down_and_across(source->v_buffer, post->v_buffer, + source->uv_stride, post->uv_stride, + source->uv_height, source->uv_width, ppl); + } +#else + vp9_post_proc_down_and_across(source->y_buffer, post->y_buffer, + source->y_stride, post->y_stride, + source->y_height, source->y_width, ppl); + + vp9_mbpost_proc_across_ip(post->y_buffer, post->y_stride, post->y_height, + post->y_width, q2mbl(q)); + + vp9_mbpost_proc_down(post->y_buffer, post->y_stride, post->y_height, + post->y_width, q2mbl(q)); + + vp9_post_proc_down_and_across(source->u_buffer, post->u_buffer, + source->uv_stride, post->uv_stride, + source->uv_height, source->uv_width, ppl); + vp9_post_proc_down_and_across(source->v_buffer, post->v_buffer, + source->uv_stride, post->uv_stride, + source->uv_height, source->uv_width, ppl); +#endif // CONFIG_VP9_HIGHBITDEPTH +} + +void vp9_deblock(const YV12_BUFFER_CONFIG *src, YV12_BUFFER_CONFIG *dst, + int q) { + const int ppl = (int)(6.0e-05 * q * q * q - 0.0067 * q * q + 0.306 * q + + 0.0065 + 0.5); + int i; + + const uint8_t *const srcs[3] = {src->y_buffer, src->u_buffer, src->v_buffer}; + const int src_strides[3] = {src->y_stride, src->uv_stride, src->uv_stride}; + const int src_widths[3] = {src->y_width, src->uv_width, src->uv_width}; + const int src_heights[3] = {src->y_height, src->uv_height, src->uv_height}; + + uint8_t *const dsts[3] = {dst->y_buffer, dst->u_buffer, dst->v_buffer}; + const int dst_strides[3] = {dst->y_stride, dst->uv_stride, dst->uv_stride}; + + for (i = 0; i < MAX_MB_PLANE; ++i) { +#if CONFIG_VP9_HIGHBITDEPTH + assert((src->flags & YV12_FLAG_HIGHBITDEPTH) == + (dst->flags & YV12_FLAG_HIGHBITDEPTH)); + if (src->flags & YV12_FLAG_HIGHBITDEPTH) { + vp9_highbd_post_proc_down_and_across(CONVERT_TO_SHORTPTR(srcs[i]), + CONVERT_TO_SHORTPTR(dsts[i]), + src_strides[i], dst_strides[i], + src_heights[i], src_widths[i], ppl); + } else { + vp9_post_proc_down_and_across(srcs[i], dsts[i], + src_strides[i], dst_strides[i], + src_heights[i], src_widths[i], ppl); + } +#else + vp9_post_proc_down_and_across(srcs[i], dsts[i], + src_strides[i], dst_strides[i], + src_heights[i], src_widths[i], ppl); +#endif // CONFIG_VP9_HIGHBITDEPTH + } +} + +void vp9_denoise(const YV12_BUFFER_CONFIG *src, YV12_BUFFER_CONFIG *dst, + int q) { + const int ppl = (int)(6.0e-05 * q * q * q - 0.0067 * q * q + 0.306 * q + + 0.0065 + 0.5); + int i; + + const uint8_t *const srcs[3] = {src->y_buffer, src->u_buffer, src->v_buffer}; + const int src_strides[3] = {src->y_stride, src->uv_stride, src->uv_stride}; + const int src_widths[3] = {src->y_width, src->uv_width, src->uv_width}; + const int src_heights[3] = {src->y_height, src->uv_height, src->uv_height}; + + uint8_t *const dsts[3] = {dst->y_buffer, dst->u_buffer, dst->v_buffer}; + const int dst_strides[3] = {dst->y_stride, dst->uv_stride, dst->uv_stride}; + + for (i = 0; i < MAX_MB_PLANE; ++i) { + const int src_stride = src_strides[i]; + const int src_width = src_widths[i] - 4; + const int src_height = src_heights[i] - 4; + const int dst_stride = dst_strides[i]; + +#if CONFIG_VP9_HIGHBITDEPTH + assert((src->flags & YV12_FLAG_HIGHBITDEPTH) == + (dst->flags & YV12_FLAG_HIGHBITDEPTH)); + if (src->flags & YV12_FLAG_HIGHBITDEPTH) { + const uint16_t *const src_plane = CONVERT_TO_SHORTPTR( + srcs[i] + 2 * src_stride + 2); + uint16_t *const dst_plane = CONVERT_TO_SHORTPTR( + dsts[i] + 2 * dst_stride + 2); + vp9_highbd_post_proc_down_and_across(src_plane, dst_plane, src_stride, + dst_stride, src_height, src_width, + ppl); + } else { + const uint8_t *const src_plane = srcs[i] + 2 * src_stride + 2; + uint8_t *const dst_plane = dsts[i] + 2 * dst_stride + 2; + + vp9_post_proc_down_and_across(src_plane, dst_plane, src_stride, + dst_stride, src_height, src_width, ppl); + } +#else + const uint8_t *const src_plane = srcs[i] + 2 * src_stride + 2; + uint8_t *const dst_plane = dsts[i] + 2 * dst_stride + 2; + vp9_post_proc_down_and_across(src_plane, dst_plane, src_stride, dst_stride, + src_height, src_width, ppl); +#endif + } +} + +static double gaussian(double sigma, double mu, double x) { + return 1 / (sigma * sqrt(2.0 * 3.14159265)) * + (exp(-(x - mu) * (x - mu) / (2 * sigma * sigma))); +} + +static void fillrd(struct postproc_state *state, int q, int a) { + char char_dist[300]; + + double sigma; + int ai = a, qi = q, i; + + vp9_clear_system_state(); + + sigma = ai + .5 + .6 * (63 - qi) / 63.0; + + /* set up a lookup table of 256 entries that matches + * a gaussian distribution with sigma determined by q. + */ + { + int next, j; + + next = 0; + + for (i = -32; i < 32; i++) { + int a_i = (int)(0.5 + 256 * gaussian(sigma, 0, i)); + + if (a_i) { + for (j = 0; j < a_i; j++) { + char_dist[next + j] = (char) i; + } + + next = next + j; + } + } + + for (; next < 256; next++) + char_dist[next] = 0; + } + + for (i = 0; i < 3072; i++) { + state->noise[i] = char_dist[rand() & 0xff]; // NOLINT + } + + for (i = 0; i < 16; i++) { + state->blackclamp[i] = -char_dist[0]; + state->whiteclamp[i] = -char_dist[0]; + state->bothclamp[i] = -2 * char_dist[0]; + } + + state->last_q = q; + state->last_noise = a; +} + +void vp9_plane_add_noise_c(uint8_t *start, char *noise, + char blackclamp[16], + char whiteclamp[16], + char bothclamp[16], + unsigned int width, unsigned int height, int pitch) { + unsigned int i, j; + + // TODO(jbb): why does simd code use both but c doesn't, normalize and + // fix.. + (void) bothclamp; + for (i = 0; i < height; i++) { + uint8_t *pos = start + i * pitch; + char *ref = (char *)(noise + (rand() & 0xff)); // NOLINT + + for (j = 0; j < width; j++) { + if (pos[j] < blackclamp[0]) + pos[j] = blackclamp[0]; + + if (pos[j] > 255 + whiteclamp[0]) + pos[j] = 255 + whiteclamp[0]; + + pos[j] += ref[j]; + } + } +} + +static void swap_mi_and_prev_mi(VP9_COMMON *cm) { + // Current mip will be the prev_mip for the next frame. + MODE_INFO *temp = cm->postproc_state.prev_mip; + cm->postproc_state.prev_mip = cm->mip; + cm->mip = temp; + + // Update the upper left visible macroblock ptrs. + cm->mi = cm->mip + cm->mi_stride + 1; + cm->postproc_state.prev_mi = cm->postproc_state.prev_mip + cm->mi_stride + 1; +} + +int vp9_post_proc_frame(struct VP9Common *cm, + YV12_BUFFER_CONFIG *dest, vp9_ppflags_t *ppflags) { + const int q = MIN(105, cm->lf.filter_level * 2); + const int flags = ppflags->post_proc_flag; + YV12_BUFFER_CONFIG *const ppbuf = &cm->post_proc_buffer; + struct postproc_state *const ppstate = &cm->postproc_state; + + if (!cm->frame_to_show) + return -1; + + if (!flags) { + *dest = *cm->frame_to_show; + return 0; + } + + vp9_clear_system_state(); + + // Alloc memory for prev_mip in the first frame. + if (cm->current_video_frame == 1) { + cm->postproc_state.last_base_qindex = cm->base_qindex; + cm->postproc_state.last_frame_valid = 1; + ppstate->prev_mip = vpx_calloc(cm->mi_alloc_size, sizeof(*cm->mip)); + if (!ppstate->prev_mip) { + return 1; + } + ppstate->prev_mi = ppstate->prev_mip + cm->mi_stride + 1; + memset(ppstate->prev_mip, 0, + cm->mi_stride * (cm->mi_rows + 1) * sizeof(*cm->mip)); + } + + // Allocate post_proc_buffer_int if needed. + if ((flags & VP9D_MFQE) && !cm->post_proc_buffer_int.buffer_alloc) { + if ((flags & VP9D_DEMACROBLOCK) || (flags & VP9D_DEBLOCK)) { + const int width = ALIGN_POWER_OF_TWO(cm->width, 4); + const int height = ALIGN_POWER_OF_TWO(cm->height, 4); + + if (vp9_alloc_frame_buffer(&cm->post_proc_buffer_int, width, height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif // CONFIG_VP9_HIGHBITDEPTH + VP9_ENC_BORDER_IN_PIXELS, + cm->byte_alignment) < 0) { + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate MFQE framebuffer"); + } + + // Ensure that postproc is set to all 0s so that post proc + // doesn't pull random data in from edge. + memset(cm->post_proc_buffer_int.buffer_alloc, 128, + cm->post_proc_buffer.frame_size); + } + } + + if (vp9_realloc_frame_buffer(&cm->post_proc_buffer, cm->width, cm->height, + cm->subsampling_x, cm->subsampling_y, +#if CONFIG_VP9_HIGHBITDEPTH + cm->use_highbitdepth, +#endif + VP9_DEC_BORDER_IN_PIXELS, cm->byte_alignment, + NULL, NULL, NULL) < 0) + vpx_internal_error(&cm->error, VPX_CODEC_MEM_ERROR, + "Failed to allocate post-processing buffer"); + + if ((flags & VP9D_MFQE) && cm->current_video_frame >= 2 && + cm->postproc_state.last_frame_valid && cm->bit_depth == 8 && + cm->postproc_state.last_base_qindex <= last_q_thresh && + cm->base_qindex - cm->postproc_state.last_base_qindex >= q_diff_thresh) { + vp9_mfqe(cm); + // TODO(jackychen): Consider whether enable deblocking by default + // if mfqe is enabled. Need to take both the quality and the speed + // into consideration. + if ((flags & VP9D_DEMACROBLOCK) || (flags & VP9D_DEBLOCK)) { + vp8_yv12_copy_frame(ppbuf, &cm->post_proc_buffer_int); + } + if ((flags & VP9D_DEMACROBLOCK) && cm->post_proc_buffer_int.buffer_alloc) { + deblock_and_de_macro_block(&cm->post_proc_buffer_int, ppbuf, + q + (ppflags->deblocking_level - 5) * 10, + 1, 0); + } else if (flags & VP9D_DEBLOCK) { + vp9_deblock(&cm->post_proc_buffer_int, ppbuf, q); + } else { + vp8_yv12_copy_frame(&cm->post_proc_buffer_int, ppbuf); + } + } else if (flags & VP9D_DEMACROBLOCK) { + deblock_and_de_macro_block(cm->frame_to_show, ppbuf, + q + (ppflags->deblocking_level - 5) * 10, 1, 0); + } else if (flags & VP9D_DEBLOCK) { + vp9_deblock(cm->frame_to_show, ppbuf, q); + } else { + vp8_yv12_copy_frame(cm->frame_to_show, ppbuf); + } + + cm->postproc_state.last_base_qindex = cm->base_qindex; + cm->postproc_state.last_frame_valid = 1; + + if (flags & VP9D_ADDNOISE) { + const int noise_level = ppflags->noise_level; + if (ppstate->last_q != q || + ppstate->last_noise != noise_level) { + fillrd(ppstate, 63 - q, noise_level); + } + + vp9_plane_add_noise(ppbuf->y_buffer, ppstate->noise, ppstate->blackclamp, + ppstate->whiteclamp, ppstate->bothclamp, + ppbuf->y_width, ppbuf->y_height, ppbuf->y_stride); + } + + *dest = *ppbuf; + + /* handle problem with extending borders */ + dest->y_width = cm->width; + dest->y_height = cm->height; + dest->uv_width = dest->y_width >> cm->subsampling_x; + dest->uv_height = dest->y_height >> cm->subsampling_y; + + swap_mi_and_prev_mi(cm); + return 0; +} +#endif // CONFIG_VP9_POSTPROC diff --git a/media/libvpx/vp9/common/vp9_postproc.h b/media/libvpx/vp9/common/vp9_postproc.h new file mode 100644 index 000000000..035c9cdf8 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_postproc.h @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + + +#ifndef VP9_COMMON_VP9_POSTPROC_H_ +#define VP9_COMMON_VP9_POSTPROC_H_ + +#include "vpx_ports/mem.h" +#include "vpx_scale/yv12config.h" +#include "vp9/common/vp9_blockd.h" +#include "vp9/common/vp9_mfqe.h" +#include "vp9/common/vp9_ppflags.h" + +#ifdef __cplusplus +extern "C" { +#endif + +struct postproc_state { + int last_q; + int last_noise; + char noise[3072]; + int last_base_qindex; + int last_frame_valid; + MODE_INFO *prev_mip; + MODE_INFO *prev_mi; + DECLARE_ALIGNED(16, char, blackclamp[16]); + DECLARE_ALIGNED(16, char, whiteclamp[16]); + DECLARE_ALIGNED(16, char, bothclamp[16]); +}; + +struct VP9Common; + +#define MFQE_PRECISION 4 + +int vp9_post_proc_frame(struct VP9Common *cm, + YV12_BUFFER_CONFIG *dest, vp9_ppflags_t *flags); + +void vp9_denoise(const YV12_BUFFER_CONFIG *src, YV12_BUFFER_CONFIG *dst, int q); + +void vp9_deblock(const YV12_BUFFER_CONFIG *src, YV12_BUFFER_CONFIG *dst, int q); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_POSTPROC_H_ diff --git a/media/libvpx/vp9/common/vp9_ppflags.h b/media/libvpx/vp9/common/vp9_ppflags.h new file mode 100644 index 000000000..12b989f43 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_ppflags.h @@ -0,0 +1,43 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_PPFLAGS_H_ +#define VP9_COMMON_VP9_PPFLAGS_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +enum { + VP9D_NOFILTERING = 0, + VP9D_DEBLOCK = 1 << 0, + VP9D_DEMACROBLOCK = 1 << 1, + VP9D_ADDNOISE = 1 << 2, + VP9D_DEBUG_TXT_FRAME_INFO = 1 << 3, + VP9D_DEBUG_TXT_MBLK_MODES = 1 << 4, + VP9D_DEBUG_TXT_DC_DIFF = 1 << 5, + VP9D_DEBUG_TXT_RATE_INFO = 1 << 6, + VP9D_DEBUG_DRAW_MV = 1 << 7, + VP9D_DEBUG_CLR_BLK_MODES = 1 << 8, + VP9D_DEBUG_CLR_FRM_REF_BLKS = 1 << 9, + VP9D_MFQE = 1 << 10 +}; + +typedef struct { + int post_proc_flag; + int deblocking_level; + int noise_level; +} vp9_ppflags_t; + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_PPFLAGS_H_ diff --git a/media/libvpx/vp9/common/vp9_pred_common.c b/media/libvpx/vp9/common/vp9_pred_common.c new file mode 100644 index 000000000..0aac4a9e6 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_pred_common.c @@ -0,0 +1,381 @@ + +/* + * Copyright (c) 2012 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <limits.h> + +#include "vp9/common/vp9_common.h" +#include "vp9/common/vp9_pred_common.h" +#include "vp9/common/vp9_seg_common.h" + +// Returns a context number for the given MB prediction signal +int vp9_get_pred_context_switchable_interp(const MACROBLOCKD *xd) { + // Note: + // The mode info data structure has a one element border above and to the + // left of the entries correpsonding to real macroblocks. + // The prediction flags in these dummy entries are initialised to 0. + const MB_MODE_INFO *const left_mbmi = xd->left_mbmi; + const int left_type = xd->left_available && is_inter_block(left_mbmi) ? + left_mbmi->interp_filter : SWITCHABLE_FILTERS; + const MB_MODE_INFO *const above_mbmi = xd->above_mbmi; + const int above_type = xd->up_available && is_inter_block(above_mbmi) ? + above_mbmi->interp_filter : SWITCHABLE_FILTERS; + + if (left_type == above_type) + return left_type; + else if (left_type == SWITCHABLE_FILTERS && above_type != SWITCHABLE_FILTERS) + return above_type; + else if (left_type != SWITCHABLE_FILTERS && above_type == SWITCHABLE_FILTERS) + return left_type; + else + return SWITCHABLE_FILTERS; +} + +// The mode info data structure has a one element border above and to the +// left of the entries corresponding to real macroblocks. +// The prediction flags in these dummy entries are initialized to 0. +// 0 - inter/inter, inter/--, --/inter, --/-- +// 1 - intra/inter, inter/intra +// 2 - intra/--, --/intra +// 3 - intra/intra +int vp9_get_intra_inter_context(const MACROBLOCKD *xd) { + const MB_MODE_INFO *const above_mbmi = xd->above_mbmi; + const MB_MODE_INFO *const left_mbmi = xd->left_mbmi; + const int has_above = xd->up_available; + const int has_left = xd->left_available; + + if (has_above && has_left) { // both edges available + const int above_intra = !is_inter_block(above_mbmi); + const int left_intra = !is_inter_block(left_mbmi); + return left_intra && above_intra ? 3 + : left_intra || above_intra; + } else if (has_above || has_left) { // one edge available + return 2 * !is_inter_block(has_above ? above_mbmi : left_mbmi); + } else { + return 0; + } +} + +int vp9_get_reference_mode_context(const VP9_COMMON *cm, + const MACROBLOCKD *xd) { + int ctx; + const MB_MODE_INFO *const above_mbmi = xd->above_mbmi; + const MB_MODE_INFO *const left_mbmi = xd->left_mbmi; + const int has_above = xd->up_available; + const int has_left = xd->left_available; + // Note: + // The mode info data structure has a one element border above and to the + // left of the entries correpsonding to real macroblocks. + // The prediction flags in these dummy entries are initialised to 0. + if (has_above && has_left) { // both edges available + if (!has_second_ref(above_mbmi) && !has_second_ref(left_mbmi)) + // neither edge uses comp pred (0/1) + ctx = (above_mbmi->ref_frame[0] == cm->comp_fixed_ref) ^ + (left_mbmi->ref_frame[0] == cm->comp_fixed_ref); + else if (!has_second_ref(above_mbmi)) + // one of two edges uses comp pred (2/3) + ctx = 2 + (above_mbmi->ref_frame[0] == cm->comp_fixed_ref || + !is_inter_block(above_mbmi)); + else if (!has_second_ref(left_mbmi)) + // one of two edges uses comp pred (2/3) + ctx = 2 + (left_mbmi->ref_frame[0] == cm->comp_fixed_ref || + !is_inter_block(left_mbmi)); + else // both edges use comp pred (4) + ctx = 4; + } else if (has_above || has_left) { // one edge available + const MB_MODE_INFO *edge_mbmi = has_above ? above_mbmi : left_mbmi; + + if (!has_second_ref(edge_mbmi)) + // edge does not use comp pred (0/1) + ctx = edge_mbmi->ref_frame[0] == cm->comp_fixed_ref; + else + // edge uses comp pred (3) + ctx = 3; + } else { // no edges available (1) + ctx = 1; + } + assert(ctx >= 0 && ctx < COMP_INTER_CONTEXTS); + return ctx; +} + +// Returns a context number for the given MB prediction signal +int vp9_get_pred_context_comp_ref_p(const VP9_COMMON *cm, + const MACROBLOCKD *xd) { + int pred_context; + const MB_MODE_INFO *const above_mbmi = xd->above_mbmi; + const MB_MODE_INFO *const left_mbmi = xd->left_mbmi; + const int above_in_image = xd->up_available; + const int left_in_image = xd->left_available; + + // Note: + // The mode info data structure has a one element border above and to the + // left of the entries correpsonding to real macroblocks. + // The prediction flags in these dummy entries are initialised to 0. + const int fix_ref_idx = cm->ref_frame_sign_bias[cm->comp_fixed_ref]; + const int var_ref_idx = !fix_ref_idx; + + if (above_in_image && left_in_image) { // both edges available + const int above_intra = !is_inter_block(above_mbmi); + const int left_intra = !is_inter_block(left_mbmi); + + if (above_intra && left_intra) { // intra/intra (2) + pred_context = 2; + } else if (above_intra || left_intra) { // intra/inter + const MB_MODE_INFO *edge_mbmi = above_intra ? left_mbmi : above_mbmi; + + if (!has_second_ref(edge_mbmi)) // single pred (1/3) + pred_context = 1 + 2 * (edge_mbmi->ref_frame[0] != cm->comp_var_ref[1]); + else // comp pred (1/3) + pred_context = 1 + 2 * (edge_mbmi->ref_frame[var_ref_idx] + != cm->comp_var_ref[1]); + } else { // inter/inter + const int l_sg = !has_second_ref(left_mbmi); + const int a_sg = !has_second_ref(above_mbmi); + const MV_REFERENCE_FRAME vrfa = a_sg ? above_mbmi->ref_frame[0] + : above_mbmi->ref_frame[var_ref_idx]; + const MV_REFERENCE_FRAME vrfl = l_sg ? left_mbmi->ref_frame[0] + : left_mbmi->ref_frame[var_ref_idx]; + + if (vrfa == vrfl && cm->comp_var_ref[1] == vrfa) { + pred_context = 0; + } else if (l_sg && a_sg) { // single/single + if ((vrfa == cm->comp_fixed_ref && vrfl == cm->comp_var_ref[0]) || + (vrfl == cm->comp_fixed_ref && vrfa == cm->comp_var_ref[0])) + pred_context = 4; + else if (vrfa == vrfl) + pred_context = 3; + else + pred_context = 1; + } else if (l_sg || a_sg) { // single/comp + const MV_REFERENCE_FRAME vrfc = l_sg ? vrfa : vrfl; + const MV_REFERENCE_FRAME rfs = a_sg ? vrfa : vrfl; + if (vrfc == cm->comp_var_ref[1] && rfs != cm->comp_var_ref[1]) + pred_context = 1; + else if (rfs == cm->comp_var_ref[1] && vrfc != cm->comp_var_ref[1]) + pred_context = 2; + else + pred_context = 4; + } else if (vrfa == vrfl) { // comp/comp + pred_context = 4; + } else { + pred_context = 2; + } + } + } else if (above_in_image || left_in_image) { // one edge available + const MB_MODE_INFO *edge_mbmi = above_in_image ? above_mbmi : left_mbmi; + + if (!is_inter_block(edge_mbmi)) { + pred_context = 2; + } else { + if (has_second_ref(edge_mbmi)) + pred_context = 4 * (edge_mbmi->ref_frame[var_ref_idx] + != cm->comp_var_ref[1]); + else + pred_context = 3 * (edge_mbmi->ref_frame[0] != cm->comp_var_ref[1]); + } + } else { // no edges available (2) + pred_context = 2; + } + assert(pred_context >= 0 && pred_context < REF_CONTEXTS); + + return pred_context; +} + +int vp9_get_pred_context_single_ref_p1(const MACROBLOCKD *xd) { + int pred_context; + const MB_MODE_INFO *const above_mbmi = xd->above_mbmi; + const MB_MODE_INFO *const left_mbmi = xd->left_mbmi; + const int has_above = xd->up_available; + const int has_left = xd->left_available; + // Note: + // The mode info data structure has a one element border above and to the + // left of the entries correpsonding to real macroblocks. + // The prediction flags in these dummy entries are initialised to 0. + if (has_above && has_left) { // both edges available + const int above_intra = !is_inter_block(above_mbmi); + const int left_intra = !is_inter_block(left_mbmi); + + if (above_intra && left_intra) { // intra/intra + pred_context = 2; + } else if (above_intra || left_intra) { // intra/inter or inter/intra + const MB_MODE_INFO *edge_mbmi = above_intra ? left_mbmi : above_mbmi; + if (!has_second_ref(edge_mbmi)) + pred_context = 4 * (edge_mbmi->ref_frame[0] == LAST_FRAME); + else + pred_context = 1 + (edge_mbmi->ref_frame[0] == LAST_FRAME || + edge_mbmi->ref_frame[1] == LAST_FRAME); + } else { // inter/inter + const int above_has_second = has_second_ref(above_mbmi); + const int left_has_second = has_second_ref(left_mbmi); + const MV_REFERENCE_FRAME above0 = above_mbmi->ref_frame[0]; + const MV_REFERENCE_FRAME above1 = above_mbmi->ref_frame[1]; + const MV_REFERENCE_FRAME left0 = left_mbmi->ref_frame[0]; + const MV_REFERENCE_FRAME left1 = left_mbmi->ref_frame[1]; + + if (above_has_second && left_has_second) { + pred_context = 1 + (above0 == LAST_FRAME || above1 == LAST_FRAME || + left0 == LAST_FRAME || left1 == LAST_FRAME); + } else if (above_has_second || left_has_second) { + const MV_REFERENCE_FRAME rfs = !above_has_second ? above0 : left0; + const MV_REFERENCE_FRAME crf1 = above_has_second ? above0 : left0; + const MV_REFERENCE_FRAME crf2 = above_has_second ? above1 : left1; + + if (rfs == LAST_FRAME) + pred_context = 3 + (crf1 == LAST_FRAME || crf2 == LAST_FRAME); + else + pred_context = (crf1 == LAST_FRAME || crf2 == LAST_FRAME); + } else { + pred_context = 2 * (above0 == LAST_FRAME) + 2 * (left0 == LAST_FRAME); + } + } + } else if (has_above || has_left) { // one edge available + const MB_MODE_INFO *edge_mbmi = has_above ? above_mbmi : left_mbmi; + if (!is_inter_block(edge_mbmi)) { // intra + pred_context = 2; + } else { // inter + if (!has_second_ref(edge_mbmi)) + pred_context = 4 * (edge_mbmi->ref_frame[0] == LAST_FRAME); + else + pred_context = 1 + (edge_mbmi->ref_frame[0] == LAST_FRAME || + edge_mbmi->ref_frame[1] == LAST_FRAME); + } + } else { // no edges available + pred_context = 2; + } + + assert(pred_context >= 0 && pred_context < REF_CONTEXTS); + return pred_context; +} + +int vp9_get_pred_context_single_ref_p2(const MACROBLOCKD *xd) { + int pred_context; + const MB_MODE_INFO *const above_mbmi = xd->above_mbmi; + const MB_MODE_INFO *const left_mbmi = xd->left_mbmi; + const int has_above = xd->up_available; + const int has_left = xd->left_available; + + // Note: + // The mode info data structure has a one element border above and to the + // left of the entries correpsonding to real macroblocks. + // The prediction flags in these dummy entries are initialised to 0. + if (has_above && has_left) { // both edges available + const int above_intra = !is_inter_block(above_mbmi); + const int left_intra = !is_inter_block(left_mbmi); + + if (above_intra && left_intra) { // intra/intra + pred_context = 2; + } else if (above_intra || left_intra) { // intra/inter or inter/intra + const MB_MODE_INFO *edge_mbmi = above_intra ? left_mbmi : above_mbmi; + if (!has_second_ref(edge_mbmi)) { + if (edge_mbmi->ref_frame[0] == LAST_FRAME) + pred_context = 3; + else + pred_context = 4 * (edge_mbmi->ref_frame[0] == GOLDEN_FRAME); + } else { + pred_context = 1 + 2 * (edge_mbmi->ref_frame[0] == GOLDEN_FRAME || + edge_mbmi->ref_frame[1] == GOLDEN_FRAME); + } + } else { // inter/inter + const int above_has_second = has_second_ref(above_mbmi); + const int left_has_second = has_second_ref(left_mbmi); + const MV_REFERENCE_FRAME above0 = above_mbmi->ref_frame[0]; + const MV_REFERENCE_FRAME above1 = above_mbmi->ref_frame[1]; + const MV_REFERENCE_FRAME left0 = left_mbmi->ref_frame[0]; + const MV_REFERENCE_FRAME left1 = left_mbmi->ref_frame[1]; + + if (above_has_second && left_has_second) { + if (above0 == left0 && above1 == left1) + pred_context = 3 * (above0 == GOLDEN_FRAME || + above1 == GOLDEN_FRAME || + left0 == GOLDEN_FRAME || + left1 == GOLDEN_FRAME); + else + pred_context = 2; + } else if (above_has_second || left_has_second) { + const MV_REFERENCE_FRAME rfs = !above_has_second ? above0 : left0; + const MV_REFERENCE_FRAME crf1 = above_has_second ? above0 : left0; + const MV_REFERENCE_FRAME crf2 = above_has_second ? above1 : left1; + + if (rfs == GOLDEN_FRAME) + pred_context = 3 + (crf1 == GOLDEN_FRAME || crf2 == GOLDEN_FRAME); + else if (rfs == ALTREF_FRAME) + pred_context = crf1 == GOLDEN_FRAME || crf2 == GOLDEN_FRAME; + else + pred_context = 1 + 2 * (crf1 == GOLDEN_FRAME || crf2 == GOLDEN_FRAME); + } else { + if (above0 == LAST_FRAME && left0 == LAST_FRAME) { + pred_context = 3; + } else if (above0 == LAST_FRAME || left0 == LAST_FRAME) { + const MV_REFERENCE_FRAME edge0 = (above0 == LAST_FRAME) ? left0 + : above0; + pred_context = 4 * (edge0 == GOLDEN_FRAME); + } else { + pred_context = 2 * (above0 == GOLDEN_FRAME) + + 2 * (left0 == GOLDEN_FRAME); + } + } + } + } else if (has_above || has_left) { // one edge available + const MB_MODE_INFO *edge_mbmi = has_above ? above_mbmi : left_mbmi; + + if (!is_inter_block(edge_mbmi) || + (edge_mbmi->ref_frame[0] == LAST_FRAME && !has_second_ref(edge_mbmi))) + pred_context = 2; + else if (!has_second_ref(edge_mbmi)) + pred_context = 4 * (edge_mbmi->ref_frame[0] == GOLDEN_FRAME); + else + pred_context = 3 * (edge_mbmi->ref_frame[0] == GOLDEN_FRAME || + edge_mbmi->ref_frame[1] == GOLDEN_FRAME); + } else { // no edges available (2) + pred_context = 2; + } + assert(pred_context >= 0 && pred_context < REF_CONTEXTS); + return pred_context; +} +// Returns a context number for the given MB prediction signal +// The mode info data structure has a one element border above and to the +// left of the entries corresponding to real blocks. +// The prediction flags in these dummy entries are initialized to 0. +int vp9_get_tx_size_context(const MACROBLOCKD *xd) { + const int max_tx_size = max_txsize_lookup[xd->mi[0]->mbmi.sb_type]; + const MB_MODE_INFO *const above_mbmi = xd->above_mbmi; + const MB_MODE_INFO *const left_mbmi = xd->left_mbmi; + const int has_above = xd->up_available; + const int has_left = xd->left_available; + int above_ctx = (has_above && !above_mbmi->skip) ? (int)above_mbmi->tx_size + : max_tx_size; + int left_ctx = (has_left && !left_mbmi->skip) ? (int)left_mbmi->tx_size + : max_tx_size; + if (!has_left) + left_ctx = above_ctx; + + if (!has_above) + above_ctx = left_ctx; + + return (above_ctx + left_ctx) > max_tx_size; +} + +int vp9_get_segment_id(const VP9_COMMON *cm, const uint8_t *segment_ids, + BLOCK_SIZE bsize, int mi_row, int mi_col) { + const int mi_offset = mi_row * cm->mi_cols + mi_col; + const int bw = num_8x8_blocks_wide_lookup[bsize]; + const int bh = num_8x8_blocks_high_lookup[bsize]; + const int xmis = MIN(cm->mi_cols - mi_col, bw); + const int ymis = MIN(cm->mi_rows - mi_row, bh); + int x, y, segment_id = INT_MAX; + + for (y = 0; y < ymis; y++) + for (x = 0; x < xmis; x++) + segment_id = MIN(segment_id, + segment_ids[mi_offset + y * cm->mi_cols + x]); + + assert(segment_id >= 0 && segment_id < MAX_SEGMENTS); + return segment_id; +} diff --git a/media/libvpx/vp9/common/vp9_pred_common.h b/media/libvpx/vp9/common/vp9_pred_common.h new file mode 100644 index 000000000..bc19d28b9 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_pred_common.h @@ -0,0 +1,133 @@ +/* + * Copyright (c) 2012 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_PRED_COMMON_H_ +#define VP9_COMMON_VP9_PRED_COMMON_H_ + +#include "vp9/common/vp9_blockd.h" +#include "vp9/common/vp9_onyxc_int.h" + +#ifdef __cplusplus +extern "C" { +#endif + +int vp9_get_segment_id(const VP9_COMMON *cm, const uint8_t *segment_ids, + BLOCK_SIZE bsize, int mi_row, int mi_col); + +static INLINE int vp9_get_pred_context_seg_id(const MACROBLOCKD *xd) { + const MODE_INFO *const above_mi = xd->above_mi; + const MODE_INFO *const left_mi = xd->left_mi; + const int above_sip = (above_mi != NULL) ? + above_mi->mbmi.seg_id_predicted : 0; + const int left_sip = (left_mi != NULL) ? left_mi->mbmi.seg_id_predicted : 0; + + return above_sip + left_sip; +} + +static INLINE vp9_prob vp9_get_pred_prob_seg_id(const struct segmentation *seg, + const MACROBLOCKD *xd) { + return seg->pred_probs[vp9_get_pred_context_seg_id(xd)]; +} + +static INLINE int vp9_get_skip_context(const MACROBLOCKD *xd) { + const MODE_INFO *const above_mi = xd->above_mi; + const MODE_INFO *const left_mi = xd->left_mi; + const int above_skip = (above_mi != NULL) ? above_mi->mbmi.skip : 0; + const int left_skip = (left_mi != NULL) ? left_mi->mbmi.skip : 0; + return above_skip + left_skip; +} + +static INLINE vp9_prob vp9_get_skip_prob(const VP9_COMMON *cm, + const MACROBLOCKD *xd) { + return cm->fc->skip_probs[vp9_get_skip_context(xd)]; +} + +int vp9_get_pred_context_switchable_interp(const MACROBLOCKD *xd); + +int vp9_get_intra_inter_context(const MACROBLOCKD *xd); + +static INLINE vp9_prob vp9_get_intra_inter_prob(const VP9_COMMON *cm, + const MACROBLOCKD *xd) { + return cm->fc->intra_inter_prob[vp9_get_intra_inter_context(xd)]; +} + +int vp9_get_reference_mode_context(const VP9_COMMON *cm, const MACROBLOCKD *xd); + +static INLINE vp9_prob vp9_get_reference_mode_prob(const VP9_COMMON *cm, + const MACROBLOCKD *xd) { + return cm->fc->comp_inter_prob[vp9_get_reference_mode_context(cm, xd)]; +} + +int vp9_get_pred_context_comp_ref_p(const VP9_COMMON *cm, + const MACROBLOCKD *xd); + +static INLINE vp9_prob vp9_get_pred_prob_comp_ref_p(const VP9_COMMON *cm, + const MACROBLOCKD *xd) { + const int pred_context = vp9_get_pred_context_comp_ref_p(cm, xd); + return cm->fc->comp_ref_prob[pred_context]; +} + +int vp9_get_pred_context_single_ref_p1(const MACROBLOCKD *xd); + +static INLINE vp9_prob vp9_get_pred_prob_single_ref_p1(const VP9_COMMON *cm, + const MACROBLOCKD *xd) { + return cm->fc->single_ref_prob[vp9_get_pred_context_single_ref_p1(xd)][0]; +} + +int vp9_get_pred_context_single_ref_p2(const MACROBLOCKD *xd); + +static INLINE vp9_prob vp9_get_pred_prob_single_ref_p2(const VP9_COMMON *cm, + const MACROBLOCKD *xd) { + return cm->fc->single_ref_prob[vp9_get_pred_context_single_ref_p2(xd)][1]; +} + +int vp9_get_tx_size_context(const MACROBLOCKD *xd); + +static INLINE const vp9_prob *get_tx_probs(TX_SIZE max_tx_size, int ctx, + const struct tx_probs *tx_probs) { + switch (max_tx_size) { + case TX_8X8: + return tx_probs->p8x8[ctx]; + case TX_16X16: + return tx_probs->p16x16[ctx]; + case TX_32X32: + return tx_probs->p32x32[ctx]; + default: + assert(0 && "Invalid max_tx_size."); + return NULL; + } +} + +static INLINE const vp9_prob *get_tx_probs2(TX_SIZE max_tx_size, + const MACROBLOCKD *xd, + const struct tx_probs *tx_probs) { + return get_tx_probs(max_tx_size, vp9_get_tx_size_context(xd), tx_probs); +} + +static INLINE unsigned int *get_tx_counts(TX_SIZE max_tx_size, int ctx, + struct tx_counts *tx_counts) { + switch (max_tx_size) { + case TX_8X8: + return tx_counts->p8x8[ctx]; + case TX_16X16: + return tx_counts->p16x16[ctx]; + case TX_32X32: + return tx_counts->p32x32[ctx]; + default: + assert(0 && "Invalid max_tx_size."); + return NULL; + } +} + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_PRED_COMMON_H_ diff --git a/media/libvpx/vp9/common/vp9_prob.c b/media/libvpx/vp9/common/vp9_prob.c new file mode 100644 index 000000000..3b7b9bf3b --- /dev/null +++ b/media/libvpx/vp9/common/vp9_prob.c @@ -0,0 +1,53 @@ +/* + * Copyright (c) 2013 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "vp9/common/vp9_prob.h" + +const uint8_t vp9_norm[256] = { + 0, 7, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, + 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +}; + +static unsigned int tree_merge_probs_impl(unsigned int i, + const vp9_tree_index *tree, + const vp9_prob *pre_probs, + const unsigned int *counts, + vp9_prob *probs) { + const int l = tree[i]; + const unsigned int left_count = (l <= 0) + ? counts[-l] + : tree_merge_probs_impl(l, tree, pre_probs, counts, probs); + const int r = tree[i + 1]; + const unsigned int right_count = (r <= 0) + ? counts[-r] + : tree_merge_probs_impl(r, tree, pre_probs, counts, probs); + const unsigned int ct[2] = { left_count, right_count }; + probs[i >> 1] = mode_mv_merge_probs(pre_probs[i >> 1], ct); + return left_count + right_count; +} + +void vp9_tree_merge_probs(const vp9_tree_index *tree, const vp9_prob *pre_probs, + const unsigned int *counts, vp9_prob *probs) { + tree_merge_probs_impl(0, tree, pre_probs, counts, probs); +} diff --git a/media/libvpx/vp9/common/vp9_prob.h b/media/libvpx/vp9/common/vp9_prob.h new file mode 100644 index 000000000..c69c62c81 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_prob.h @@ -0,0 +1,104 @@ +/* + * Copyright (c) 2013 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_PROB_H_ +#define VP9_COMMON_VP9_PROB_H_ + +#include "./vpx_config.h" + +#include "vpx_ports/mem.h" + +#include "vp9/common/vp9_common.h" + +#ifdef __cplusplus +extern "C" { +#endif + +typedef uint8_t vp9_prob; + +#define MAX_PROB 255 + +#define vp9_prob_half ((vp9_prob) 128) + +typedef int8_t vp9_tree_index; + +#define TREE_SIZE(leaf_count) (2 * (leaf_count) - 2) + +#define vp9_complement(x) (255 - x) + +#define MODE_MV_COUNT_SAT 20 + +/* We build coding trees compactly in arrays. + Each node of the tree is a pair of vp9_tree_indices. + Array index often references a corresponding probability table. + Index <= 0 means done encoding/decoding and value = -Index, + Index > 0 means need another bit, specification at index. + Nonnegative indices are always even; processing begins at node 0. */ + +typedef const vp9_tree_index vp9_tree[]; + +static INLINE vp9_prob clip_prob(int p) { + return (p > 255) ? 255 : (p < 1) ? 1 : p; +} + +static INLINE vp9_prob get_prob(int num, int den) { + return (den == 0) ? 128u : clip_prob(((int64_t)num * 256 + (den >> 1)) / den); +} + +static INLINE vp9_prob get_binary_prob(int n0, int n1) { + return get_prob(n0, n0 + n1); +} + +/* This function assumes prob1 and prob2 are already within [1,255] range. */ +static INLINE vp9_prob weighted_prob(int prob1, int prob2, int factor) { + return ROUND_POWER_OF_TWO(prob1 * (256 - factor) + prob2 * factor, 8); +} + +static INLINE vp9_prob merge_probs(vp9_prob pre_prob, + const unsigned int ct[2], + unsigned int count_sat, + unsigned int max_update_factor) { + const vp9_prob prob = get_binary_prob(ct[0], ct[1]); + const unsigned int count = MIN(ct[0] + ct[1], count_sat); + const unsigned int factor = max_update_factor * count / count_sat; + return weighted_prob(pre_prob, prob, factor); +} + +// MODE_MV_MAX_UPDATE_FACTOR (128) * count / MODE_MV_COUNT_SAT; +static const int count_to_update_factor[MODE_MV_COUNT_SAT + 1] = { + 0, 6, 12, 19, 25, 32, 38, 44, 51, 57, 64, + 70, 76, 83, 89, 96, 102, 108, 115, 121, 128 +}; + +static INLINE vp9_prob mode_mv_merge_probs(vp9_prob pre_prob, + const unsigned int ct[2]) { + const unsigned int den = ct[0] + ct[1]; + if (den == 0) { + return pre_prob; + } else { + const unsigned int count = MIN(den, MODE_MV_COUNT_SAT); + const unsigned int factor = count_to_update_factor[count]; + const vp9_prob prob = + clip_prob(((int64_t)(ct[0]) * 256 + (den >> 1)) / den); + return weighted_prob(pre_prob, prob, factor); + } +} + +void vp9_tree_merge_probs(const vp9_tree_index *tree, const vp9_prob *pre_probs, + const unsigned int *counts, vp9_prob *probs); + + +DECLARE_ALIGNED(16, extern const uint8_t, vp9_norm[256]); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_PROB_H_ diff --git a/media/libvpx/vp9/common/vp9_quant_common.c b/media/libvpx/vp9/common/vp9_quant_common.c new file mode 100644 index 000000000..564a3eb0c --- /dev/null +++ b/media/libvpx/vp9/common/vp9_quant_common.c @@ -0,0 +1,278 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "vp9/common/vp9_common.h" +#include "vp9/common/vp9_quant_common.h" +#include "vp9/common/vp9_seg_common.h" + +static const int16_t dc_qlookup[QINDEX_RANGE] = { + 4, 8, 8, 9, 10, 11, 12, 12, + 13, 14, 15, 16, 17, 18, 19, 19, + 20, 21, 22, 23, 24, 25, 26, 26, + 27, 28, 29, 30, 31, 32, 32, 33, + 34, 35, 36, 37, 38, 38, 39, 40, + 41, 42, 43, 43, 44, 45, 46, 47, + 48, 48, 49, 50, 51, 52, 53, 53, + 54, 55, 56, 57, 57, 58, 59, 60, + 61, 62, 62, 63, 64, 65, 66, 66, + 67, 68, 69, 70, 70, 71, 72, 73, + 74, 74, 75, 76, 77, 78, 78, 79, + 80, 81, 81, 82, 83, 84, 85, 85, + 87, 88, 90, 92, 93, 95, 96, 98, + 99, 101, 102, 104, 105, 107, 108, 110, + 111, 113, 114, 116, 117, 118, 120, 121, + 123, 125, 127, 129, 131, 134, 136, 138, + 140, 142, 144, 146, 148, 150, 152, 154, + 156, 158, 161, 164, 166, 169, 172, 174, + 177, 180, 182, 185, 187, 190, 192, 195, + 199, 202, 205, 208, 211, 214, 217, 220, + 223, 226, 230, 233, 237, 240, 243, 247, + 250, 253, 257, 261, 265, 269, 272, 276, + 280, 284, 288, 292, 296, 300, 304, 309, + 313, 317, 322, 326, 330, 335, 340, 344, + 349, 354, 359, 364, 369, 374, 379, 384, + 389, 395, 400, 406, 411, 417, 423, 429, + 435, 441, 447, 454, 461, 467, 475, 482, + 489, 497, 505, 513, 522, 530, 539, 549, + 559, 569, 579, 590, 602, 614, 626, 640, + 654, 668, 684, 700, 717, 736, 755, 775, + 796, 819, 843, 869, 896, 925, 955, 988, + 1022, 1058, 1098, 1139, 1184, 1232, 1282, 1336, +}; + +#if CONFIG_VP9_HIGHBITDEPTH +static const int16_t dc_qlookup_10[QINDEX_RANGE] = { + 4, 9, 10, 13, 15, 17, 20, 22, + 25, 28, 31, 34, 37, 40, 43, 47, + 50, 53, 57, 60, 64, 68, 71, 75, + 78, 82, 86, 90, 93, 97, 101, 105, + 109, 113, 116, 120, 124, 128, 132, 136, + 140, 143, 147, 151, 155, 159, 163, 166, + 170, 174, 178, 182, 185, 189, 193, 197, + 200, 204, 208, 212, 215, 219, 223, 226, + 230, 233, 237, 241, 244, 248, 251, 255, + 259, 262, 266, 269, 273, 276, 280, 283, + 287, 290, 293, 297, 300, 304, 307, 310, + 314, 317, 321, 324, 327, 331, 334, 337, + 343, 350, 356, 362, 369, 375, 381, 387, + 394, 400, 406, 412, 418, 424, 430, 436, + 442, 448, 454, 460, 466, 472, 478, 484, + 490, 499, 507, 516, 525, 533, 542, 550, + 559, 567, 576, 584, 592, 601, 609, 617, + 625, 634, 644, 655, 666, 676, 687, 698, + 708, 718, 729, 739, 749, 759, 770, 782, + 795, 807, 819, 831, 844, 856, 868, 880, + 891, 906, 920, 933, 947, 961, 975, 988, + 1001, 1015, 1030, 1045, 1061, 1076, 1090, 1105, + 1120, 1137, 1153, 1170, 1186, 1202, 1218, 1236, + 1253, 1271, 1288, 1306, 1323, 1342, 1361, 1379, + 1398, 1416, 1436, 1456, 1476, 1496, 1516, 1537, + 1559, 1580, 1601, 1624, 1647, 1670, 1692, 1717, + 1741, 1766, 1791, 1817, 1844, 1871, 1900, 1929, + 1958, 1990, 2021, 2054, 2088, 2123, 2159, 2197, + 2236, 2276, 2319, 2363, 2410, 2458, 2508, 2561, + 2616, 2675, 2737, 2802, 2871, 2944, 3020, 3102, + 3188, 3280, 3375, 3478, 3586, 3702, 3823, 3953, + 4089, 4236, 4394, 4559, 4737, 4929, 5130, 5347, +}; + +static const int16_t dc_qlookup_12[QINDEX_RANGE] = { + 4, 12, 18, 25, 33, 41, 50, 60, + 70, 80, 91, 103, 115, 127, 140, 153, + 166, 180, 194, 208, 222, 237, 251, 266, + 281, 296, 312, 327, 343, 358, 374, 390, + 405, 421, 437, 453, 469, 484, 500, 516, + 532, 548, 564, 580, 596, 611, 627, 643, + 659, 674, 690, 706, 721, 737, 752, 768, + 783, 798, 814, 829, 844, 859, 874, 889, + 904, 919, 934, 949, 964, 978, 993, 1008, + 1022, 1037, 1051, 1065, 1080, 1094, 1108, 1122, + 1136, 1151, 1165, 1179, 1192, 1206, 1220, 1234, + 1248, 1261, 1275, 1288, 1302, 1315, 1329, 1342, + 1368, 1393, 1419, 1444, 1469, 1494, 1519, 1544, + 1569, 1594, 1618, 1643, 1668, 1692, 1717, 1741, + 1765, 1789, 1814, 1838, 1862, 1885, 1909, 1933, + 1957, 1992, 2027, 2061, 2096, 2130, 2165, 2199, + 2233, 2267, 2300, 2334, 2367, 2400, 2434, 2467, + 2499, 2532, 2575, 2618, 2661, 2704, 2746, 2788, + 2830, 2872, 2913, 2954, 2995, 3036, 3076, 3127, + 3177, 3226, 3275, 3324, 3373, 3421, 3469, 3517, + 3565, 3621, 3677, 3733, 3788, 3843, 3897, 3951, + 4005, 4058, 4119, 4181, 4241, 4301, 4361, 4420, + 4479, 4546, 4612, 4677, 4742, 4807, 4871, 4942, + 5013, 5083, 5153, 5222, 5291, 5367, 5442, 5517, + 5591, 5665, 5745, 5825, 5905, 5984, 6063, 6149, + 6234, 6319, 6404, 6495, 6587, 6678, 6769, 6867, + 6966, 7064, 7163, 7269, 7376, 7483, 7599, 7715, + 7832, 7958, 8085, 8214, 8352, 8492, 8635, 8788, + 8945, 9104, 9275, 9450, 9639, 9832, 10031, 10245, + 10465, 10702, 10946, 11210, 11482, 11776, 12081, 12409, + 12750, 13118, 13501, 13913, 14343, 14807, 15290, 15812, + 16356, 16943, 17575, 18237, 18949, 19718, 20521, 21387, +}; +#endif + +static const int16_t ac_qlookup[QINDEX_RANGE] = { + 4, 8, 9, 10, 11, 12, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 22, + 23, 24, 25, 26, 27, 28, 29, 30, + 31, 32, 33, 34, 35, 36, 37, 38, + 39, 40, 41, 42, 43, 44, 45, 46, + 47, 48, 49, 50, 51, 52, 53, 54, + 55, 56, 57, 58, 59, 60, 61, 62, + 63, 64, 65, 66, 67, 68, 69, 70, + 71, 72, 73, 74, 75, 76, 77, 78, + 79, 80, 81, 82, 83, 84, 85, 86, + 87, 88, 89, 90, 91, 92, 93, 94, + 95, 96, 97, 98, 99, 100, 101, 102, + 104, 106, 108, 110, 112, 114, 116, 118, + 120, 122, 124, 126, 128, 130, 132, 134, + 136, 138, 140, 142, 144, 146, 148, 150, + 152, 155, 158, 161, 164, 167, 170, 173, + 176, 179, 182, 185, 188, 191, 194, 197, + 200, 203, 207, 211, 215, 219, 223, 227, + 231, 235, 239, 243, 247, 251, 255, 260, + 265, 270, 275, 280, 285, 290, 295, 300, + 305, 311, 317, 323, 329, 335, 341, 347, + 353, 359, 366, 373, 380, 387, 394, 401, + 408, 416, 424, 432, 440, 448, 456, 465, + 474, 483, 492, 501, 510, 520, 530, 540, + 550, 560, 571, 582, 593, 604, 615, 627, + 639, 651, 663, 676, 689, 702, 715, 729, + 743, 757, 771, 786, 801, 816, 832, 848, + 864, 881, 898, 915, 933, 951, 969, 988, + 1007, 1026, 1046, 1066, 1087, 1108, 1129, 1151, + 1173, 1196, 1219, 1243, 1267, 1292, 1317, 1343, + 1369, 1396, 1423, 1451, 1479, 1508, 1537, 1567, + 1597, 1628, 1660, 1692, 1725, 1759, 1793, 1828, +}; + +#if CONFIG_VP9_HIGHBITDEPTH +static const int16_t ac_qlookup_10[QINDEX_RANGE] = { + 4, 9, 11, 13, 16, 18, 21, 24, + 27, 30, 33, 37, 40, 44, 48, 51, + 55, 59, 63, 67, 71, 75, 79, 83, + 88, 92, 96, 100, 105, 109, 114, 118, + 122, 127, 131, 136, 140, 145, 149, 154, + 158, 163, 168, 172, 177, 181, 186, 190, + 195, 199, 204, 208, 213, 217, 222, 226, + 231, 235, 240, 244, 249, 253, 258, 262, + 267, 271, 275, 280, 284, 289, 293, 297, + 302, 306, 311, 315, 319, 324, 328, 332, + 337, 341, 345, 349, 354, 358, 362, 367, + 371, 375, 379, 384, 388, 392, 396, 401, + 409, 417, 425, 433, 441, 449, 458, 466, + 474, 482, 490, 498, 506, 514, 523, 531, + 539, 547, 555, 563, 571, 579, 588, 596, + 604, 616, 628, 640, 652, 664, 676, 688, + 700, 713, 725, 737, 749, 761, 773, 785, + 797, 809, 825, 841, 857, 873, 889, 905, + 922, 938, 954, 970, 986, 1002, 1018, 1038, + 1058, 1078, 1098, 1118, 1138, 1158, 1178, 1198, + 1218, 1242, 1266, 1290, 1314, 1338, 1362, 1386, + 1411, 1435, 1463, 1491, 1519, 1547, 1575, 1603, + 1631, 1663, 1695, 1727, 1759, 1791, 1823, 1859, + 1895, 1931, 1967, 2003, 2039, 2079, 2119, 2159, + 2199, 2239, 2283, 2327, 2371, 2415, 2459, 2507, + 2555, 2603, 2651, 2703, 2755, 2807, 2859, 2915, + 2971, 3027, 3083, 3143, 3203, 3263, 3327, 3391, + 3455, 3523, 3591, 3659, 3731, 3803, 3876, 3952, + 4028, 4104, 4184, 4264, 4348, 4432, 4516, 4604, + 4692, 4784, 4876, 4972, 5068, 5168, 5268, 5372, + 5476, 5584, 5692, 5804, 5916, 6032, 6148, 6268, + 6388, 6512, 6640, 6768, 6900, 7036, 7172, 7312, +}; + +static const int16_t ac_qlookup_12[QINDEX_RANGE] = { + 4, 13, 19, 27, 35, 44, 54, 64, + 75, 87, 99, 112, 126, 139, 154, 168, + 183, 199, 214, 230, 247, 263, 280, 297, + 314, 331, 349, 366, 384, 402, 420, 438, + 456, 475, 493, 511, 530, 548, 567, 586, + 604, 623, 642, 660, 679, 698, 716, 735, + 753, 772, 791, 809, 828, 846, 865, 884, + 902, 920, 939, 957, 976, 994, 1012, 1030, + 1049, 1067, 1085, 1103, 1121, 1139, 1157, 1175, + 1193, 1211, 1229, 1246, 1264, 1282, 1299, 1317, + 1335, 1352, 1370, 1387, 1405, 1422, 1440, 1457, + 1474, 1491, 1509, 1526, 1543, 1560, 1577, 1595, + 1627, 1660, 1693, 1725, 1758, 1791, 1824, 1856, + 1889, 1922, 1954, 1987, 2020, 2052, 2085, 2118, + 2150, 2183, 2216, 2248, 2281, 2313, 2346, 2378, + 2411, 2459, 2508, 2556, 2605, 2653, 2701, 2750, + 2798, 2847, 2895, 2943, 2992, 3040, 3088, 3137, + 3185, 3234, 3298, 3362, 3426, 3491, 3555, 3619, + 3684, 3748, 3812, 3876, 3941, 4005, 4069, 4149, + 4230, 4310, 4390, 4470, 4550, 4631, 4711, 4791, + 4871, 4967, 5064, 5160, 5256, 5352, 5448, 5544, + 5641, 5737, 5849, 5961, 6073, 6185, 6297, 6410, + 6522, 6650, 6778, 6906, 7034, 7162, 7290, 7435, + 7579, 7723, 7867, 8011, 8155, 8315, 8475, 8635, + 8795, 8956, 9132, 9308, 9484, 9660, 9836, 10028, + 10220, 10412, 10604, 10812, 11020, 11228, 11437, 11661, + 11885, 12109, 12333, 12573, 12813, 13053, 13309, 13565, + 13821, 14093, 14365, 14637, 14925, 15213, 15502, 15806, + 16110, 16414, 16734, 17054, 17390, 17726, 18062, 18414, + 18766, 19134, 19502, 19886, 20270, 20670, 21070, 21486, + 21902, 22334, 22766, 23214, 23662, 24126, 24590, 25070, + 25551, 26047, 26559, 27071, 27599, 28143, 28687, 29247, +}; +#endif + +int16_t vp9_dc_quant(int qindex, int delta, vpx_bit_depth_t bit_depth) { +#if CONFIG_VP9_HIGHBITDEPTH + switch (bit_depth) { + case VPX_BITS_8: + return dc_qlookup[clamp(qindex + delta, 0, MAXQ)]; + case VPX_BITS_10: + return dc_qlookup_10[clamp(qindex + delta, 0, MAXQ)]; + case VPX_BITS_12: + return dc_qlookup_12[clamp(qindex + delta, 0, MAXQ)]; + default: + assert(0 && "bit_depth should be VPX_BITS_8, VPX_BITS_10 or VPX_BITS_12"); + return -1; + } +#else + (void) bit_depth; + return dc_qlookup[clamp(qindex + delta, 0, MAXQ)]; +#endif +} + +int16_t vp9_ac_quant(int qindex, int delta, vpx_bit_depth_t bit_depth) { +#if CONFIG_VP9_HIGHBITDEPTH + switch (bit_depth) { + case VPX_BITS_8: + return ac_qlookup[clamp(qindex + delta, 0, MAXQ)]; + case VPX_BITS_10: + return ac_qlookup_10[clamp(qindex + delta, 0, MAXQ)]; + case VPX_BITS_12: + return ac_qlookup_12[clamp(qindex + delta, 0, MAXQ)]; + default: + assert(0 && "bit_depth should be VPX_BITS_8, VPX_BITS_10 or VPX_BITS_12"); + return -1; + } +#else + (void) bit_depth; + return ac_qlookup[clamp(qindex + delta, 0, MAXQ)]; +#endif +} + +int vp9_get_qindex(const struct segmentation *seg, int segment_id, + int base_qindex) { + if (vp9_segfeature_active(seg, segment_id, SEG_LVL_ALT_Q)) { + const int data = vp9_get_segdata(seg, segment_id, SEG_LVL_ALT_Q); + const int seg_qindex = seg->abs_delta == SEGMENT_ABSDATA ? + data : base_qindex + data; + return clamp(seg_qindex, 0, MAXQ); + } else { + return base_qindex; + } +} + diff --git a/media/libvpx/vp9/common/vp9_quant_common.h b/media/libvpx/vp9/common/vp9_quant_common.h new file mode 100644 index 000000000..4bae4a896 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_quant_common.h @@ -0,0 +1,36 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_QUANT_COMMON_H_ +#define VP9_COMMON_VP9_QUANT_COMMON_H_ + +#include "vpx/vpx_codec.h" +#include "vp9/common/vp9_seg_common.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#define MINQ 0 +#define MAXQ 255 +#define QINDEX_RANGE (MAXQ - MINQ + 1) +#define QINDEX_BITS 8 + +int16_t vp9_dc_quant(int qindex, int delta, vpx_bit_depth_t bit_depth); +int16_t vp9_ac_quant(int qindex, int delta, vpx_bit_depth_t bit_depth); + +int vp9_get_qindex(const struct segmentation *seg, int segment_id, + int base_qindex); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_QUANT_COMMON_H_ diff --git a/media/libvpx/vp9/common/vp9_reconinter.c b/media/libvpx/vp9/common/vp9_reconinter.c new file mode 100644 index 000000000..11eaf2e2d --- /dev/null +++ b/media/libvpx/vp9/common/vp9_reconinter.c @@ -0,0 +1,317 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <assert.h> + +#include "./vpx_scale_rtcd.h" +#include "./vpx_config.h" + +#include "vpx/vpx_integer.h" + +#include "vp9/common/vp9_blockd.h" +#include "vp9/common/vp9_filter.h" +#include "vp9/common/vp9_reconinter.h" +#include "vp9/common/vp9_reconintra.h" + +void inter_predictor(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride, + const int subpel_x, + const int subpel_y, + const struct scale_factors *sf, + int w, int h, int ref, + const InterpKernel *kernel, + int xs, int ys) { + sf->predict[subpel_x != 0][subpel_y != 0][ref]( + src, src_stride, dst, dst_stride, + kernel[subpel_x], xs, kernel[subpel_y], ys, w, h); +} + +#if CONFIG_VP9_HIGHBITDEPTH +void high_inter_predictor(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride, + const int subpel_x, + const int subpel_y, + const struct scale_factors *sf, + int w, int h, int ref, + const InterpKernel *kernel, + int xs, int ys, int bd) { + sf->highbd_predict[subpel_x != 0][subpel_y != 0][ref]( + src, src_stride, dst, dst_stride, + kernel[subpel_x], xs, kernel[subpel_y], ys, w, h, bd); +} + +void vp9_highbd_build_inter_predictor(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride, + const MV *src_mv, + const struct scale_factors *sf, + int w, int h, int ref, + const InterpKernel *kernel, + enum mv_precision precision, + int x, int y, int bd) { + const int is_q4 = precision == MV_PRECISION_Q4; + const MV mv_q4 = { is_q4 ? src_mv->row : src_mv->row * 2, + is_q4 ? src_mv->col : src_mv->col * 2 }; + MV32 mv = vp9_scale_mv(&mv_q4, x, y, sf); + const int subpel_x = mv.col & SUBPEL_MASK; + const int subpel_y = mv.row & SUBPEL_MASK; + + src += (mv.row >> SUBPEL_BITS) * src_stride + (mv.col >> SUBPEL_BITS); + + high_inter_predictor(src, src_stride, dst, dst_stride, subpel_x, subpel_y, + sf, w, h, ref, kernel, sf->x_step_q4, sf->y_step_q4, bd); +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +void vp9_build_inter_predictor(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride, + const MV *src_mv, + const struct scale_factors *sf, + int w, int h, int ref, + const InterpKernel *kernel, + enum mv_precision precision, + int x, int y) { + const int is_q4 = precision == MV_PRECISION_Q4; + const MV mv_q4 = { is_q4 ? src_mv->row : src_mv->row * 2, + is_q4 ? src_mv->col : src_mv->col * 2 }; + MV32 mv = vp9_scale_mv(&mv_q4, x, y, sf); + const int subpel_x = mv.col & SUBPEL_MASK; + const int subpel_y = mv.row & SUBPEL_MASK; + + src += (mv.row >> SUBPEL_BITS) * src_stride + (mv.col >> SUBPEL_BITS); + + inter_predictor(src, src_stride, dst, dst_stride, subpel_x, subpel_y, + sf, w, h, ref, kernel, sf->x_step_q4, sf->y_step_q4); +} + +static INLINE int round_mv_comp_q4(int value) { + return (value < 0 ? value - 2 : value + 2) / 4; +} + +static MV mi_mv_pred_q4(const MODE_INFO *mi, int idx) { + MV res = { round_mv_comp_q4(mi->bmi[0].as_mv[idx].as_mv.row + + mi->bmi[1].as_mv[idx].as_mv.row + + mi->bmi[2].as_mv[idx].as_mv.row + + mi->bmi[3].as_mv[idx].as_mv.row), + round_mv_comp_q4(mi->bmi[0].as_mv[idx].as_mv.col + + mi->bmi[1].as_mv[idx].as_mv.col + + mi->bmi[2].as_mv[idx].as_mv.col + + mi->bmi[3].as_mv[idx].as_mv.col) }; + return res; +} + +static INLINE int round_mv_comp_q2(int value) { + return (value < 0 ? value - 1 : value + 1) / 2; +} + +static MV mi_mv_pred_q2(const MODE_INFO *mi, int idx, int block0, int block1) { + MV res = { round_mv_comp_q2(mi->bmi[block0].as_mv[idx].as_mv.row + + mi->bmi[block1].as_mv[idx].as_mv.row), + round_mv_comp_q2(mi->bmi[block0].as_mv[idx].as_mv.col + + mi->bmi[block1].as_mv[idx].as_mv.col) }; + return res; +} + +// TODO(jkoleszar): yet another mv clamping function :-( +MV clamp_mv_to_umv_border_sb(const MACROBLOCKD *xd, const MV *src_mv, + int bw, int bh, int ss_x, int ss_y) { + // If the MV points so far into the UMV border that no visible pixels + // are used for reconstruction, the subpel part of the MV can be + // discarded and the MV limited to 16 pixels with equivalent results. + const int spel_left = (VP9_INTERP_EXTEND + bw) << SUBPEL_BITS; + const int spel_right = spel_left - SUBPEL_SHIFTS; + const int spel_top = (VP9_INTERP_EXTEND + bh) << SUBPEL_BITS; + const int spel_bottom = spel_top - SUBPEL_SHIFTS; + MV clamped_mv = { + src_mv->row * (1 << (1 - ss_y)), + src_mv->col * (1 << (1 - ss_x)) + }; + assert(ss_x <= 1); + assert(ss_y <= 1); + + clamp_mv(&clamped_mv, + xd->mb_to_left_edge * (1 << (1 - ss_x)) - spel_left, + xd->mb_to_right_edge * (1 << (1 - ss_x)) + spel_right, + xd->mb_to_top_edge * (1 << (1 - ss_y)) - spel_top, + xd->mb_to_bottom_edge * (1 << (1 - ss_y)) + spel_bottom); + + return clamped_mv; +} + +MV average_split_mvs(const struct macroblockd_plane *pd, + const MODE_INFO *mi, int ref, int block) { + const int ss_idx = ((pd->subsampling_x > 0) << 1) | (pd->subsampling_y > 0); + MV res = {0, 0}; + switch (ss_idx) { + case 0: + res = mi->bmi[block].as_mv[ref].as_mv; + break; + case 1: + res = mi_mv_pred_q2(mi, ref, block, block + 2); + break; + case 2: + res = mi_mv_pred_q2(mi, ref, block, block + 1); + break; + case 3: + res = mi_mv_pred_q4(mi, ref); + break; + default: + assert(ss_idx <= 3 && ss_idx >= 0); + } + return res; +} + +void build_inter_predictors(MACROBLOCKD *xd, int plane, int block, + int bw, int bh, + int x, int y, int w, int h, + int mi_x, int mi_y) { + struct macroblockd_plane *const pd = &xd->plane[plane]; + const MODE_INFO *mi = xd->mi[0]; + const int is_compound = has_second_ref(&mi->mbmi); + const InterpKernel *kernel = vp9_get_interp_kernel(mi->mbmi.interp_filter); + int ref; + + for (ref = 0; ref < 1 + is_compound; ++ref) { + const struct scale_factors *const sf = &xd->block_refs[ref]->sf; + struct buf_2d *const pre_buf = &pd->pre[ref]; + struct buf_2d *const dst_buf = &pd->dst; + uint8_t *const dst = dst_buf->buf + dst_buf->stride * y + x; + const MV mv = mi->mbmi.sb_type < BLOCK_8X8 + ? average_split_mvs(pd, mi, ref, block) + : mi->mbmi.mv[ref].as_mv; + + // TODO(jkoleszar): This clamping is done in the incorrect place for the + // scaling case. It needs to be done on the scaled MV, not the pre-scaling + // MV. Note however that it performs the subsampling aware scaling so + // that the result is always q4. + // mv_precision precision is MV_PRECISION_Q4. + const MV mv_q4 = clamp_mv_to_umv_border_sb(xd, &mv, bw, bh, + pd->subsampling_x, + pd->subsampling_y); + + uint8_t *pre; + MV32 scaled_mv; + int xs, ys, subpel_x, subpel_y; + const int is_scaled = vp9_is_scaled(sf); + + if (is_scaled) { + pre = pre_buf->buf + scaled_buffer_offset(x, y, pre_buf->stride, sf); + scaled_mv = vp9_scale_mv(&mv_q4, mi_x + x, mi_y + y, sf); + xs = sf->x_step_q4; + ys = sf->y_step_q4; + } else { + pre = pre_buf->buf + (y * pre_buf->stride + x); + scaled_mv.row = mv_q4.row; + scaled_mv.col = mv_q4.col; + xs = ys = 16; + } + subpel_x = scaled_mv.col & SUBPEL_MASK; + subpel_y = scaled_mv.row & SUBPEL_MASK; + pre += (scaled_mv.row >> SUBPEL_BITS) * pre_buf->stride + + (scaled_mv.col >> SUBPEL_BITS); + +#if CONFIG_VP9_HIGHBITDEPTH + if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) { + high_inter_predictor(pre, pre_buf->stride, dst, dst_buf->stride, + subpel_x, subpel_y, sf, w, h, ref, kernel, xs, ys, + xd->bd); + } else { + inter_predictor(pre, pre_buf->stride, dst, dst_buf->stride, + subpel_x, subpel_y, sf, w, h, ref, kernel, xs, ys); + } +#else + inter_predictor(pre, pre_buf->stride, dst, dst_buf->stride, + subpel_x, subpel_y, sf, w, h, ref, kernel, xs, ys); +#endif // CONFIG_VP9_HIGHBITDEPTH + } +} + +static void build_inter_predictors_for_planes(MACROBLOCKD *xd, BLOCK_SIZE bsize, + int mi_row, int mi_col, + int plane_from, int plane_to) { + int plane; + const int mi_x = mi_col * MI_SIZE; + const int mi_y = mi_row * MI_SIZE; + for (plane = plane_from; plane <= plane_to; ++plane) { + const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, + &xd->plane[plane]); + const int num_4x4_w = num_4x4_blocks_wide_lookup[plane_bsize]; + const int num_4x4_h = num_4x4_blocks_high_lookup[plane_bsize]; + const int bw = 4 * num_4x4_w; + const int bh = 4 * num_4x4_h; + + if (xd->mi[0]->mbmi.sb_type < BLOCK_8X8) { + int i = 0, x, y; + assert(bsize == BLOCK_8X8); + for (y = 0; y < num_4x4_h; ++y) + for (x = 0; x < num_4x4_w; ++x) + build_inter_predictors(xd, plane, i++, bw, bh, + 4 * x, 4 * y, 4, 4, mi_x, mi_y); + } else { + build_inter_predictors(xd, plane, 0, bw, bh, + 0, 0, bw, bh, mi_x, mi_y); + } + } +} + +void vp9_build_inter_predictors_sby(MACROBLOCKD *xd, int mi_row, int mi_col, + BLOCK_SIZE bsize) { + build_inter_predictors_for_planes(xd, bsize, mi_row, mi_col, 0, 0); +} + +void vp9_build_inter_predictors_sbp(MACROBLOCKD *xd, int mi_row, int mi_col, + BLOCK_SIZE bsize, int plane) { + build_inter_predictors_for_planes(xd, bsize, mi_row, mi_col, plane, plane); +} + +void vp9_build_inter_predictors_sbuv(MACROBLOCKD *xd, int mi_row, int mi_col, + BLOCK_SIZE bsize) { + build_inter_predictors_for_planes(xd, bsize, mi_row, mi_col, 1, + MAX_MB_PLANE - 1); +} + +void vp9_build_inter_predictors_sb(MACROBLOCKD *xd, int mi_row, int mi_col, + BLOCK_SIZE bsize) { + build_inter_predictors_for_planes(xd, bsize, mi_row, mi_col, 0, + MAX_MB_PLANE - 1); +} + +void vp9_setup_dst_planes(struct macroblockd_plane planes[MAX_MB_PLANE], + const YV12_BUFFER_CONFIG *src, + int mi_row, int mi_col) { + uint8_t *const buffers[MAX_MB_PLANE] = { src->y_buffer, src->u_buffer, + src->v_buffer}; + const int strides[MAX_MB_PLANE] = { src->y_stride, src->uv_stride, + src->uv_stride}; + int i; + + for (i = 0; i < MAX_MB_PLANE; ++i) { + struct macroblockd_plane *const pd = &planes[i]; + setup_pred_plane(&pd->dst, buffers[i], strides[i], mi_row, mi_col, NULL, + pd->subsampling_x, pd->subsampling_y); + } +} + +void vp9_setup_pre_planes(MACROBLOCKD *xd, int idx, + const YV12_BUFFER_CONFIG *src, + int mi_row, int mi_col, + const struct scale_factors *sf) { + if (src != NULL) { + int i; + uint8_t *const buffers[MAX_MB_PLANE] = { src->y_buffer, src->u_buffer, + src->v_buffer}; + const int strides[MAX_MB_PLANE] = { src->y_stride, src->uv_stride, + src->uv_stride}; + for (i = 0; i < MAX_MB_PLANE; ++i) { + struct macroblockd_plane *const pd = &xd->plane[i]; + setup_pred_plane(&pd->pre[idx], buffers[i], strides[i], mi_row, mi_col, + sf, pd->subsampling_x, pd->subsampling_y); + } + } +} diff --git a/media/libvpx/vp9/common/vp9_reconinter.h b/media/libvpx/vp9/common/vp9_reconinter.h new file mode 100644 index 000000000..e7057445a --- /dev/null +++ b/media/libvpx/vp9/common/vp9_reconinter.h @@ -0,0 +1,114 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_RECONINTER_H_ +#define VP9_COMMON_VP9_RECONINTER_H_ + +#include "vpx/vpx_integer.h" +#include "vp9/common/vp9_onyxc_int.h" + +#ifdef __cplusplus +extern "C" { +#endif + +void inter_predictor(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride, + const int subpel_x, + const int subpel_y, + const struct scale_factors *sf, + int w, int h, int ref, + const InterpKernel *kernel, + int xs, int ys); + +#if CONFIG_VP9_HIGHBITDEPTH +void high_inter_predictor(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride, + const int subpel_x, + const int subpel_y, + const struct scale_factors *sf, + int w, int h, int ref, + const InterpKernel *kernel, + int xs, int ys, int bd); +#endif // CONFIG_VP9_HIGHBITDEPTH + +MV average_split_mvs(const struct macroblockd_plane *pd, const MODE_INFO *mi, + int ref, int block); + +MV clamp_mv_to_umv_border_sb(const MACROBLOCKD *xd, const MV *src_mv, + int bw, int bh, int ss_x, int ss_y); + +void build_inter_predictors(MACROBLOCKD *xd, int plane, int block, + int bw, int bh, + int x, int y, int w, int h, + int mi_x, int mi_y); + +void vp9_build_inter_predictors_sby(MACROBLOCKD *xd, int mi_row, int mi_col, + BLOCK_SIZE bsize); + +void vp9_build_inter_predictors_sbp(MACROBLOCKD *xd, int mi_row, int mi_col, + BLOCK_SIZE bsize, int plane); + +void vp9_build_inter_predictors_sbuv(MACROBLOCKD *xd, int mi_row, int mi_col, + BLOCK_SIZE bsize); + +void vp9_build_inter_predictors_sb(MACROBLOCKD *xd, int mi_row, int mi_col, + BLOCK_SIZE bsize); + +void vp9_build_inter_predictor(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride, + const MV *mv_q3, + const struct scale_factors *sf, + int w, int h, int do_avg, + const InterpKernel *kernel, + enum mv_precision precision, + int x, int y); + +#if CONFIG_VP9_HIGHBITDEPTH +void vp9_highbd_build_inter_predictor(const uint8_t *src, int src_stride, + uint8_t *dst, int dst_stride, + const MV *mv_q3, + const struct scale_factors *sf, + int w, int h, int do_avg, + const InterpKernel *kernel, + enum mv_precision precision, + int x, int y, int bd); +#endif + +static INLINE int scaled_buffer_offset(int x_offset, int y_offset, int stride, + const struct scale_factors *sf) { + const int x = sf ? sf->scale_value_x(x_offset, sf) : x_offset; + const int y = sf ? sf->scale_value_y(y_offset, sf) : y_offset; + return y * stride + x; +} + +static INLINE void setup_pred_plane(struct buf_2d *dst, + uint8_t *src, int stride, + int mi_row, int mi_col, + const struct scale_factors *scale, + int subsampling_x, int subsampling_y) { + const int x = (MI_SIZE * mi_col) >> subsampling_x; + const int y = (MI_SIZE * mi_row) >> subsampling_y; + dst->buf = src + scaled_buffer_offset(x, y, stride, scale); + dst->stride = stride; +} + +void vp9_setup_dst_planes(struct macroblockd_plane planes[MAX_MB_PLANE], + const YV12_BUFFER_CONFIG *src, + int mi_row, int mi_col); + +void vp9_setup_pre_planes(MACROBLOCKD *xd, int idx, + const YV12_BUFFER_CONFIG *src, int mi_row, int mi_col, + const struct scale_factors *sf); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_RECONINTER_H_ diff --git a/media/libvpx/vp9/common/vp9_reconintra.c b/media/libvpx/vp9/common/vp9_reconintra.c new file mode 100644 index 000000000..3312f2977 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_reconintra.c @@ -0,0 +1,1088 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "./vpx_config.h" +#include "./vp9_rtcd.h" + +#include "vpx_mem/vpx_mem.h" +#include "vpx_ports/mem.h" +#include "vpx_ports/vpx_once.h" + +#include "vp9/common/vp9_reconintra.h" +#include "vp9/common/vp9_onyxc_int.h" + +const TX_TYPE intra_mode_to_tx_type_lookup[INTRA_MODES] = { + DCT_DCT, // DC + ADST_DCT, // V + DCT_ADST, // H + DCT_DCT, // D45 + ADST_ADST, // D135 + ADST_DCT, // D117 + DCT_ADST, // D153 + DCT_ADST, // D207 + ADST_DCT, // D63 + ADST_ADST, // TM +}; + +enum { + NEED_LEFT = 1 << 1, + NEED_ABOVE = 1 << 2, + NEED_ABOVERIGHT = 1 << 3, +}; + +static const uint8_t extend_modes[INTRA_MODES] = { + NEED_ABOVE | NEED_LEFT, // DC + NEED_ABOVE, // V + NEED_LEFT, // H + NEED_ABOVERIGHT, // D45 + NEED_LEFT | NEED_ABOVE, // D135 + NEED_LEFT | NEED_ABOVE, // D117 + NEED_LEFT | NEED_ABOVE, // D153 + NEED_LEFT, // D207 + NEED_ABOVERIGHT, // D63 + NEED_LEFT | NEED_ABOVE, // TM +}; + +// This serves as a wrapper function, so that all the prediction functions +// can be unified and accessed as a pointer array. Note that the boundary +// above and left are not necessarily used all the time. +#define intra_pred_sized(type, size) \ + void vp9_##type##_predictor_##size##x##size##_c(uint8_t *dst, \ + ptrdiff_t stride, \ + const uint8_t *above, \ + const uint8_t *left) { \ + type##_predictor(dst, stride, size, above, left); \ + } + +#if CONFIG_VP9_HIGHBITDEPTH +#define intra_pred_highbd_sized(type, size) \ + void vp9_highbd_##type##_predictor_##size##x##size##_c( \ + uint16_t *dst, ptrdiff_t stride, const uint16_t *above, \ + const uint16_t *left, int bd) { \ + highbd_##type##_predictor(dst, stride, size, above, left, bd); \ + } + +#define intra_pred_allsizes(type) \ + intra_pred_sized(type, 4) \ + intra_pred_sized(type, 8) \ + intra_pred_sized(type, 16) \ + intra_pred_sized(type, 32) \ + intra_pred_highbd_sized(type, 4) \ + intra_pred_highbd_sized(type, 8) \ + intra_pred_highbd_sized(type, 16) \ + intra_pred_highbd_sized(type, 32) + +#define intra_pred_no_4x4(type) \ + intra_pred_sized(type, 8) \ + intra_pred_sized(type, 16) \ + intra_pred_sized(type, 32) \ + intra_pred_highbd_sized(type, 4) \ + intra_pred_highbd_sized(type, 8) \ + intra_pred_highbd_sized(type, 16) \ + intra_pred_highbd_sized(type, 32) + +#else + +#define intra_pred_allsizes(type) \ + intra_pred_sized(type, 4) \ + intra_pred_sized(type, 8) \ + intra_pred_sized(type, 16) \ + intra_pred_sized(type, 32) + +#define intra_pred_no_4x4(type) \ + intra_pred_sized(type, 8) \ + intra_pred_sized(type, 16) \ + intra_pred_sized(type, 32) +#endif // CONFIG_VP9_HIGHBITDEPTH + +#define DST(x, y) dst[(x) + (y) * stride] +#define AVG3(a, b, c) (((a) + 2 * (b) + (c) + 2) >> 2) +#define AVG2(a, b) (((a) + (b) + 1) >> 1) + +#if CONFIG_VP9_HIGHBITDEPTH +static INLINE void highbd_d207_predictor(uint16_t *dst, ptrdiff_t stride, + int bs, const uint16_t *above, + const uint16_t *left, int bd) { + int r, c; + (void) above; + (void) bd; + + // First column. + for (r = 0; r < bs - 1; ++r) { + dst[r * stride] = AVG2(left[r], left[r + 1]); + } + dst[(bs - 1) * stride] = left[bs - 1]; + dst++; + + // Second column. + for (r = 0; r < bs - 2; ++r) { + dst[r * stride] = AVG3(left[r], left[r + 1], left[r + 2]); + } + dst[(bs - 2) * stride] = AVG3(left[bs - 2], left[bs - 1], left[bs - 1]); + dst[(bs - 1) * stride] = left[bs - 1]; + dst++; + + // Rest of last row. + for (c = 0; c < bs - 2; ++c) + dst[(bs - 1) * stride + c] = left[bs - 1]; + + for (r = bs - 2; r >= 0; --r) { + for (c = 0; c < bs - 2; ++c) + dst[r * stride + c] = dst[(r + 1) * stride + c - 2]; + } +} + +static INLINE void highbd_d63_predictor(uint16_t *dst, ptrdiff_t stride, + int bs, const uint16_t *above, + const uint16_t *left, int bd) { + int r, c; + (void) left; + (void) bd; + for (r = 0; r < bs; ++r) { + for (c = 0; c < bs; ++c) { + dst[c] = r & 1 ? AVG3(above[(r >> 1) + c], above[(r >> 1) + c + 1], + above[(r >> 1) + c + 2]) + : AVG2(above[(r >> 1) + c], above[(r >> 1) + c + 1]); + } + dst += stride; + } +} + +static INLINE void highbd_d45_predictor(uint16_t *dst, ptrdiff_t stride, int bs, + const uint16_t *above, + const uint16_t *left, int bd) { + int r, c; + (void) left; + (void) bd; + for (r = 0; r < bs; ++r) { + for (c = 0; c < bs; ++c) { + dst[c] = r + c + 2 < bs * 2 ? AVG3(above[r + c], above[r + c + 1], + above[r + c + 2]) + : above[bs * 2 - 1]; + } + dst += stride; + } +} + +static INLINE void highbd_d117_predictor(uint16_t *dst, ptrdiff_t stride, + int bs, const uint16_t *above, + const uint16_t *left, int bd) { + int r, c; + (void) bd; + + // first row + for (c = 0; c < bs; c++) + dst[c] = AVG2(above[c - 1], above[c]); + dst += stride; + + // second row + dst[0] = AVG3(left[0], above[-1], above[0]); + for (c = 1; c < bs; c++) + dst[c] = AVG3(above[c - 2], above[c - 1], above[c]); + dst += stride; + + // the rest of first col + dst[0] = AVG3(above[-1], left[0], left[1]); + for (r = 3; r < bs; ++r) + dst[(r - 2) * stride] = AVG3(left[r - 3], left[r - 2], left[r - 1]); + + // the rest of the block + for (r = 2; r < bs; ++r) { + for (c = 1; c < bs; c++) + dst[c] = dst[-2 * stride + c - 1]; + dst += stride; + } +} + +static INLINE void highbd_d135_predictor(uint16_t *dst, ptrdiff_t stride, + int bs, const uint16_t *above, + const uint16_t *left, int bd) { + int r, c; + (void) bd; + dst[0] = AVG3(left[0], above[-1], above[0]); + for (c = 1; c < bs; c++) + dst[c] = AVG3(above[c - 2], above[c - 1], above[c]); + + dst[stride] = AVG3(above[-1], left[0], left[1]); + for (r = 2; r < bs; ++r) + dst[r * stride] = AVG3(left[r - 2], left[r - 1], left[r]); + + dst += stride; + for (r = 1; r < bs; ++r) { + for (c = 1; c < bs; c++) + dst[c] = dst[-stride + c - 1]; + dst += stride; + } +} + +static INLINE void highbd_d153_predictor(uint16_t *dst, ptrdiff_t stride, + int bs, const uint16_t *above, + const uint16_t *left, int bd) { + int r, c; + (void) bd; + dst[0] = AVG2(above[-1], left[0]); + for (r = 1; r < bs; r++) + dst[r * stride] = AVG2(left[r - 1], left[r]); + dst++; + + dst[0] = AVG3(left[0], above[-1], above[0]); + dst[stride] = AVG3(above[-1], left[0], left[1]); + for (r = 2; r < bs; r++) + dst[r * stride] = AVG3(left[r - 2], left[r - 1], left[r]); + dst++; + + for (c = 0; c < bs - 2; c++) + dst[c] = AVG3(above[c - 1], above[c], above[c + 1]); + dst += stride; + + for (r = 1; r < bs; ++r) { + for (c = 0; c < bs - 2; c++) + dst[c] = dst[-stride + c - 2]; + dst += stride; + } +} + +static INLINE void highbd_v_predictor(uint16_t *dst, ptrdiff_t stride, + int bs, const uint16_t *above, + const uint16_t *left, int bd) { + int r; + (void) left; + (void) bd; + for (r = 0; r < bs; r++) { + memcpy(dst, above, bs * sizeof(uint16_t)); + dst += stride; + } +} + +static INLINE void highbd_h_predictor(uint16_t *dst, ptrdiff_t stride, + int bs, const uint16_t *above, + const uint16_t *left, int bd) { + int r; + (void) above; + (void) bd; + for (r = 0; r < bs; r++) { + vpx_memset16(dst, left[r], bs); + dst += stride; + } +} + +static INLINE void highbd_tm_predictor(uint16_t *dst, ptrdiff_t stride, + int bs, const uint16_t *above, + const uint16_t *left, int bd) { + int r, c; + int ytop_left = above[-1]; + (void) bd; + + for (r = 0; r < bs; r++) { + for (c = 0; c < bs; c++) + dst[c] = clip_pixel_highbd(left[r] + above[c] - ytop_left, bd); + dst += stride; + } +} + +static INLINE void highbd_dc_128_predictor(uint16_t *dst, ptrdiff_t stride, + int bs, const uint16_t *above, + const uint16_t *left, int bd) { + int r; + (void) above; + (void) left; + + for (r = 0; r < bs; r++) { + vpx_memset16(dst, 128 << (bd - 8), bs); + dst += stride; + } +} + +static INLINE void highbd_dc_left_predictor(uint16_t *dst, ptrdiff_t stride, + int bs, const uint16_t *above, + const uint16_t *left, int bd) { + int i, r, expected_dc, sum = 0; + (void) above; + (void) bd; + + for (i = 0; i < bs; i++) + sum += left[i]; + expected_dc = (sum + (bs >> 1)) / bs; + + for (r = 0; r < bs; r++) { + vpx_memset16(dst, expected_dc, bs); + dst += stride; + } +} + +static INLINE void highbd_dc_top_predictor(uint16_t *dst, ptrdiff_t stride, + int bs, const uint16_t *above, + const uint16_t *left, int bd) { + int i, r, expected_dc, sum = 0; + (void) left; + (void) bd; + + for (i = 0; i < bs; i++) + sum += above[i]; + expected_dc = (sum + (bs >> 1)) / bs; + + for (r = 0; r < bs; r++) { + vpx_memset16(dst, expected_dc, bs); + dst += stride; + } +} + +static INLINE void highbd_dc_predictor(uint16_t *dst, ptrdiff_t stride, + int bs, const uint16_t *above, + const uint16_t *left, int bd) { + int i, r, expected_dc, sum = 0; + const int count = 2 * bs; + (void) bd; + + for (i = 0; i < bs; i++) { + sum += above[i]; + sum += left[i]; + } + + expected_dc = (sum + (count >> 1)) / count; + + for (r = 0; r < bs; r++) { + vpx_memset16(dst, expected_dc, bs); + dst += stride; + } +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +void vp9_d207_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + const int I = left[0]; + const int J = left[1]; + const int K = left[2]; + const int L = left[3]; + (void)above; + DST(0, 0) = AVG2(I, J); + DST(2, 0) = DST(0, 1) = AVG2(J, K); + DST(2, 1) = DST(0, 2) = AVG2(K, L); + DST(1, 0) = AVG3(I, J, K); + DST(3, 0) = DST(1, 1) = AVG3(J, K, L); + DST(3, 1) = DST(1, 2) = AVG3(K, L, L); + DST(3, 2) = DST(2, 2) = + DST(0, 3) = DST(1, 3) = DST(2, 3) = DST(3, 3) = L; +} + +static INLINE void d207_predictor(uint8_t *dst, ptrdiff_t stride, int bs, + const uint8_t *above, const uint8_t *left) { + int r, c; + (void) above; + // first column + for (r = 0; r < bs - 1; ++r) + dst[r * stride] = AVG2(left[r], left[r + 1]); + dst[(bs - 1) * stride] = left[bs - 1]; + dst++; + + // second column + for (r = 0; r < bs - 2; ++r) + dst[r * stride] = AVG3(left[r], left[r + 1], left[r + 2]); + dst[(bs - 2) * stride] = AVG3(left[bs - 2], left[bs - 1], left[bs - 1]); + dst[(bs - 1) * stride] = left[bs - 1]; + dst++; + + // rest of last row + for (c = 0; c < bs - 2; ++c) + dst[(bs - 1) * stride + c] = left[bs - 1]; + + for (r = bs - 2; r >= 0; --r) + for (c = 0; c < bs - 2; ++c) + dst[r * stride + c] = dst[(r + 1) * stride + c - 2]; +} +intra_pred_no_4x4(d207) + +void vp9_d63_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + const int A = above[0]; + const int B = above[1]; + const int C = above[2]; + const int D = above[3]; + const int E = above[4]; + const int F = above[5]; + const int G = above[6]; + (void)left; + DST(0, 0) = AVG2(A, B); + DST(1, 0) = DST(0, 2) = AVG2(B, C); + DST(2, 0) = DST(1, 2) = AVG2(C, D); + DST(3, 0) = DST(2, 2) = AVG2(D, E); + DST(3, 2) = AVG2(E, F); // differs from vp8 + + DST(0, 1) = AVG3(A, B, C); + DST(1, 1) = DST(0, 3) = AVG3(B, C, D); + DST(2, 1) = DST(1, 3) = AVG3(C, D, E); + DST(3, 1) = DST(2, 3) = AVG3(D, E, F); + DST(3, 3) = AVG3(E, F, G); // differs from vp8 +} + +static INLINE void d63_predictor(uint8_t *dst, ptrdiff_t stride, int bs, + const uint8_t *above, const uint8_t *left) { + int r, c; + int size; + (void)left; + for (c = 0; c < bs; ++c) { + dst[c] = AVG2(above[c], above[c + 1]); + dst[stride + c] = AVG3(above[c], above[c + 1], above[c + 2]); + } + for (r = 2, size = bs - 2; r < bs; r += 2, --size) { + memcpy(dst + (r + 0) * stride, dst + (r >> 1), size); + memset(dst + (r + 0) * stride + size, above[bs - 1], bs - size); + memcpy(dst + (r + 1) * stride, dst + stride + (r >> 1), size); + memset(dst + (r + 1) * stride + size, above[bs - 1], bs - size); + } +} +intra_pred_no_4x4(d63) + +void vp9_d45_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + const int A = above[0]; + const int B = above[1]; + const int C = above[2]; + const int D = above[3]; + const int E = above[4]; + const int F = above[5]; + const int G = above[6]; + const int H = above[7]; + (void)stride; + (void)left; + DST(0, 0) = AVG3(A, B, C); + DST(1, 0) = DST(0, 1) = AVG3(B, C, D); + DST(2, 0) = DST(1, 1) = DST(0, 2) = AVG3(C, D, E); + DST(3, 0) = DST(2, 1) = DST(1, 2) = DST(0, 3) = AVG3(D, E, F); + DST(3, 1) = DST(2, 2) = DST(1, 3) = AVG3(E, F, G); + DST(3, 2) = DST(2, 3) = AVG3(F, G, H); + DST(3, 3) = H; // differs from vp8 +} + +static INLINE void d45_predictor(uint8_t *dst, ptrdiff_t stride, int bs, + const uint8_t *above, const uint8_t *left) { + const uint8_t above_right = above[bs - 1]; + int x, size; + uint8_t avg[31]; // TODO(jzern): this could be block size specific + (void)left; + + for (x = 0; x < bs - 1; ++x) { + avg[x] = AVG3(above[x], above[x + 1], above[x + 2]); + } + for (x = 0, size = bs - 1; x < bs; ++x, --size) { + memcpy(dst, avg + x, size); + memset(dst + size, above_right, x + 1); + dst += stride; + } +} +intra_pred_no_4x4(d45) + +void vp9_d117_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + const int I = left[0]; + const int J = left[1]; + const int K = left[2]; + const int X = above[-1]; + const int A = above[0]; + const int B = above[1]; + const int C = above[2]; + const int D = above[3]; + DST(0, 0) = DST(1, 2) = AVG2(X, A); + DST(1, 0) = DST(2, 2) = AVG2(A, B); + DST(2, 0) = DST(3, 2) = AVG2(B, C); + DST(3, 0) = AVG2(C, D); + + DST(0, 3) = AVG3(K, J, I); + DST(0, 2) = AVG3(J, I, X); + DST(0, 1) = DST(1, 3) = AVG3(I, X, A); + DST(1, 1) = DST(2, 3) = AVG3(X, A, B); + DST(2, 1) = DST(3, 3) = AVG3(A, B, C); + DST(3, 1) = AVG3(B, C, D); +} + +static INLINE void d117_predictor(uint8_t *dst, ptrdiff_t stride, int bs, + const uint8_t *above, const uint8_t *left) { + int r, c; + + // first row + for (c = 0; c < bs; c++) + dst[c] = AVG2(above[c - 1], above[c]); + dst += stride; + + // second row + dst[0] = AVG3(left[0], above[-1], above[0]); + for (c = 1; c < bs; c++) + dst[c] = AVG3(above[c - 2], above[c - 1], above[c]); + dst += stride; + + // the rest of first col + dst[0] = AVG3(above[-1], left[0], left[1]); + for (r = 3; r < bs; ++r) + dst[(r - 2) * stride] = AVG3(left[r - 3], left[r - 2], left[r - 1]); + + // the rest of the block + for (r = 2; r < bs; ++r) { + for (c = 1; c < bs; c++) + dst[c] = dst[-2 * stride + c - 1]; + dst += stride; + } +} +intra_pred_no_4x4(d117) + +void vp9_d135_predictor_4x4(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + const int I = left[0]; + const int J = left[1]; + const int K = left[2]; + const int L = left[3]; + const int X = above[-1]; + const int A = above[0]; + const int B = above[1]; + const int C = above[2]; + const int D = above[3]; + (void)stride; + DST(0, 3) = AVG3(J, K, L); + DST(1, 3) = DST(0, 2) = AVG3(I, J, K); + DST(2, 3) = DST(1, 2) = DST(0, 1) = AVG3(X, I, J); + DST(3, 3) = DST(2, 2) = DST(1, 1) = DST(0, 0) = AVG3(A, X, I); + DST(3, 2) = DST(2, 1) = DST(1, 0) = AVG3(B, A, X); + DST(3, 1) = DST(2, 0) = AVG3(C, B, A); + DST(3, 0) = AVG3(D, C, B); +} + +static INLINE void d135_predictor(uint8_t *dst, ptrdiff_t stride, int bs, + const uint8_t *above, const uint8_t *left) { + int r, c; + dst[0] = AVG3(left[0], above[-1], above[0]); + for (c = 1; c < bs; c++) + dst[c] = AVG3(above[c - 2], above[c - 1], above[c]); + + dst[stride] = AVG3(above[-1], left[0], left[1]); + for (r = 2; r < bs; ++r) + dst[r * stride] = AVG3(left[r - 2], left[r - 1], left[r]); + + dst += stride; + for (r = 1; r < bs; ++r) { + for (c = 1; c < bs; c++) + dst[c] = dst[-stride + c - 1]; + dst += stride; + } +} +intra_pred_no_4x4(d135) + +void vp9_d153_predictor_4x4_c(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left) { + const int I = left[0]; + const int J = left[1]; + const int K = left[2]; + const int L = left[3]; + const int X = above[-1]; + const int A = above[0]; + const int B = above[1]; + const int C = above[2]; + + DST(0, 0) = DST(2, 1) = AVG2(I, X); + DST(0, 1) = DST(2, 2) = AVG2(J, I); + DST(0, 2) = DST(2, 3) = AVG2(K, J); + DST(0, 3) = AVG2(L, K); + + DST(3, 0) = AVG3(A, B, C); + DST(2, 0) = AVG3(X, A, B); + DST(1, 0) = DST(3, 1) = AVG3(I, X, A); + DST(1, 1) = DST(3, 2) = AVG3(J, I, X); + DST(1, 2) = DST(3, 3) = AVG3(K, J, I); + DST(1, 3) = AVG3(L, K, J); +} + +static INLINE void d153_predictor(uint8_t *dst, ptrdiff_t stride, int bs, + const uint8_t *above, const uint8_t *left) { + int r, c; + dst[0] = AVG2(above[-1], left[0]); + for (r = 1; r < bs; r++) + dst[r * stride] = AVG2(left[r - 1], left[r]); + dst++; + + dst[0] = AVG3(left[0], above[-1], above[0]); + dst[stride] = AVG3(above[-1], left[0], left[1]); + for (r = 2; r < bs; r++) + dst[r * stride] = AVG3(left[r - 2], left[r - 1], left[r]); + dst++; + + for (c = 0; c < bs - 2; c++) + dst[c] = AVG3(above[c - 1], above[c], above[c + 1]); + dst += stride; + + for (r = 1; r < bs; ++r) { + for (c = 0; c < bs - 2; c++) + dst[c] = dst[-stride + c - 2]; + dst += stride; + } +} +intra_pred_no_4x4(d153) + +static INLINE void v_predictor(uint8_t *dst, ptrdiff_t stride, int bs, + const uint8_t *above, const uint8_t *left) { + int r; + (void) left; + + for (r = 0; r < bs; r++) { + memcpy(dst, above, bs); + dst += stride; + } +} +intra_pred_allsizes(v) + +static INLINE void h_predictor(uint8_t *dst, ptrdiff_t stride, int bs, + const uint8_t *above, const uint8_t *left) { + int r; + (void) above; + + for (r = 0; r < bs; r++) { + memset(dst, left[r], bs); + dst += stride; + } +} +intra_pred_allsizes(h) + +static INLINE void tm_predictor(uint8_t *dst, ptrdiff_t stride, int bs, + const uint8_t *above, const uint8_t *left) { + int r, c; + int ytop_left = above[-1]; + + for (r = 0; r < bs; r++) { + for (c = 0; c < bs; c++) + dst[c] = clip_pixel(left[r] + above[c] - ytop_left); + dst += stride; + } +} +intra_pred_allsizes(tm) + +static INLINE void dc_128_predictor(uint8_t *dst, ptrdiff_t stride, int bs, + const uint8_t *above, const uint8_t *left) { + int r; + (void) above; + (void) left; + + for (r = 0; r < bs; r++) { + memset(dst, 128, bs); + dst += stride; + } +} +intra_pred_allsizes(dc_128) + +static INLINE void dc_left_predictor(uint8_t *dst, ptrdiff_t stride, int bs, + const uint8_t *above, + const uint8_t *left) { + int i, r, expected_dc, sum = 0; + (void) above; + + for (i = 0; i < bs; i++) + sum += left[i]; + expected_dc = (sum + (bs >> 1)) / bs; + + for (r = 0; r < bs; r++) { + memset(dst, expected_dc, bs); + dst += stride; + } +} +intra_pred_allsizes(dc_left) + +static INLINE void dc_top_predictor(uint8_t *dst, ptrdiff_t stride, int bs, + const uint8_t *above, const uint8_t *left) { + int i, r, expected_dc, sum = 0; + (void) left; + + for (i = 0; i < bs; i++) + sum += above[i]; + expected_dc = (sum + (bs >> 1)) / bs; + + for (r = 0; r < bs; r++) { + memset(dst, expected_dc, bs); + dst += stride; + } +} +intra_pred_allsizes(dc_top) + +static INLINE void dc_predictor(uint8_t *dst, ptrdiff_t stride, int bs, + const uint8_t *above, const uint8_t *left) { + int i, r, expected_dc, sum = 0; + const int count = 2 * bs; + + for (i = 0; i < bs; i++) { + sum += above[i]; + sum += left[i]; + } + + expected_dc = (sum + (count >> 1)) / count; + + for (r = 0; r < bs; r++) { + memset(dst, expected_dc, bs); + dst += stride; + } +} +intra_pred_allsizes(dc) +#undef intra_pred_allsizes + +typedef void (*intra_pred_fn)(uint8_t *dst, ptrdiff_t stride, + const uint8_t *above, const uint8_t *left); + +static intra_pred_fn pred[INTRA_MODES][TX_SIZES]; +static intra_pred_fn dc_pred[2][2][TX_SIZES]; + +#if CONFIG_VP9_HIGHBITDEPTH +typedef void (*intra_high_pred_fn)(uint16_t *dst, ptrdiff_t stride, + const uint16_t *above, const uint16_t *left, + int bd); +static intra_high_pred_fn pred_high[INTRA_MODES][4]; +static intra_high_pred_fn dc_pred_high[2][2][4]; +#endif // CONFIG_VP9_HIGHBITDEPTH + +static void vp9_init_intra_predictors_internal(void) { +#define INIT_ALL_SIZES(p, type) \ + p[TX_4X4] = vp9_##type##_predictor_4x4; \ + p[TX_8X8] = vp9_##type##_predictor_8x8; \ + p[TX_16X16] = vp9_##type##_predictor_16x16; \ + p[TX_32X32] = vp9_##type##_predictor_32x32 + + INIT_ALL_SIZES(pred[V_PRED], v); + INIT_ALL_SIZES(pred[H_PRED], h); + INIT_ALL_SIZES(pred[D207_PRED], d207); + INIT_ALL_SIZES(pred[D45_PRED], d45); + INIT_ALL_SIZES(pred[D63_PRED], d63); + INIT_ALL_SIZES(pred[D117_PRED], d117); + INIT_ALL_SIZES(pred[D135_PRED], d135); + INIT_ALL_SIZES(pred[D153_PRED], d153); + INIT_ALL_SIZES(pred[TM_PRED], tm); + + INIT_ALL_SIZES(dc_pred[0][0], dc_128); + INIT_ALL_SIZES(dc_pred[0][1], dc_top); + INIT_ALL_SIZES(dc_pred[1][0], dc_left); + INIT_ALL_SIZES(dc_pred[1][1], dc); + +#if CONFIG_VP9_HIGHBITDEPTH + INIT_ALL_SIZES(pred_high[V_PRED], highbd_v); + INIT_ALL_SIZES(pred_high[H_PRED], highbd_h); + INIT_ALL_SIZES(pred_high[D207_PRED], highbd_d207); + INIT_ALL_SIZES(pred_high[D45_PRED], highbd_d45); + INIT_ALL_SIZES(pred_high[D63_PRED], highbd_d63); + INIT_ALL_SIZES(pred_high[D117_PRED], highbd_d117); + INIT_ALL_SIZES(pred_high[D135_PRED], highbd_d135); + INIT_ALL_SIZES(pred_high[D153_PRED], highbd_d153); + INIT_ALL_SIZES(pred_high[TM_PRED], highbd_tm); + + INIT_ALL_SIZES(dc_pred_high[0][0], highbd_dc_128); + INIT_ALL_SIZES(dc_pred_high[0][1], highbd_dc_top); + INIT_ALL_SIZES(dc_pred_high[1][0], highbd_dc_left); + INIT_ALL_SIZES(dc_pred_high[1][1], highbd_dc); +#endif // CONFIG_VP9_HIGHBITDEPTH + +#undef intra_pred_allsizes +} + +#if CONFIG_VP9_HIGHBITDEPTH +static void build_intra_predictors_high(const MACROBLOCKD *xd, + const uint8_t *ref8, + int ref_stride, + uint8_t *dst8, + int dst_stride, + PREDICTION_MODE mode, + TX_SIZE tx_size, + int up_available, + int left_available, + int right_available, + int x, int y, + int plane, int bd) { + int i; + uint16_t *dst = CONVERT_TO_SHORTPTR(dst8); + uint16_t *ref = CONVERT_TO_SHORTPTR(ref8); + DECLARE_ALIGNED(16, uint16_t, left_col[32]); + DECLARE_ALIGNED(16, uint16_t, above_data[64 + 16]); + uint16_t *above_row = above_data + 16; + const uint16_t *const_above_row = above_row; + const int bs = 4 << tx_size; + int frame_width, frame_height; + int x0, y0; + const struct macroblockd_plane *const pd = &xd->plane[plane]; + // int base=128; + int base = 128 << (bd - 8); + // 127 127 127 .. 127 127 127 127 127 127 + // 129 A B .. Y Z + // 129 C D .. W X + // 129 E F .. U V + // 129 G H .. S T T T T T + + // Get current frame pointer, width and height. + if (plane == 0) { + frame_width = xd->cur_buf->y_width; + frame_height = xd->cur_buf->y_height; + } else { + frame_width = xd->cur_buf->uv_width; + frame_height = xd->cur_buf->uv_height; + } + + // Get block position in current frame. + x0 = (-xd->mb_to_left_edge >> (3 + pd->subsampling_x)) + x; + y0 = (-xd->mb_to_top_edge >> (3 + pd->subsampling_y)) + y; + + // left + if (left_available) { + if (xd->mb_to_bottom_edge < 0) { + /* slower path if the block needs border extension */ + if (y0 + bs <= frame_height) { + for (i = 0; i < bs; ++i) + left_col[i] = ref[i * ref_stride - 1]; + } else { + const int extend_bottom = frame_height - y0; + for (i = 0; i < extend_bottom; ++i) + left_col[i] = ref[i * ref_stride - 1]; + for (; i < bs; ++i) + left_col[i] = ref[(extend_bottom - 1) * ref_stride - 1]; + } + } else { + /* faster path if the block does not need extension */ + for (i = 0; i < bs; ++i) + left_col[i] = ref[i * ref_stride - 1]; + } + } else { + // TODO(Peter): this value should probably change for high bitdepth + vpx_memset16(left_col, base + 1, bs); + } + + // TODO(hkuang) do not extend 2*bs pixels for all modes. + // above + if (up_available) { + const uint16_t *above_ref = ref - ref_stride; + if (xd->mb_to_right_edge < 0) { + /* slower path if the block needs border extension */ + if (x0 + 2 * bs <= frame_width) { + if (right_available && bs == 4) { + memcpy(above_row, above_ref, 2 * bs * sizeof(uint16_t)); + } else { + memcpy(above_row, above_ref, bs * sizeof(uint16_t)); + vpx_memset16(above_row + bs, above_row[bs - 1], bs); + } + } else if (x0 + bs <= frame_width) { + const int r = frame_width - x0; + if (right_available && bs == 4) { + memcpy(above_row, above_ref, r * sizeof(uint16_t)); + vpx_memset16(above_row + r, above_row[r - 1], + x0 + 2 * bs - frame_width); + } else { + memcpy(above_row, above_ref, bs * sizeof(uint16_t)); + vpx_memset16(above_row + bs, above_row[bs - 1], bs); + } + } else if (x0 <= frame_width) { + const int r = frame_width - x0; + memcpy(above_row, above_ref, r * sizeof(uint16_t)); + vpx_memset16(above_row + r, above_row[r - 1], + x0 + 2 * bs - frame_width); + } + // TODO(Peter) this value should probably change for high bitdepth + above_row[-1] = left_available ? above_ref[-1] : (base+1); + } else { + /* faster path if the block does not need extension */ + if (bs == 4 && right_available && left_available) { + const_above_row = above_ref; + } else { + memcpy(above_row, above_ref, bs * sizeof(uint16_t)); + if (bs == 4 && right_available) + memcpy(above_row + bs, above_ref + bs, bs * sizeof(uint16_t)); + else + vpx_memset16(above_row + bs, above_row[bs - 1], bs); + // TODO(Peter): this value should probably change for high bitdepth + above_row[-1] = left_available ? above_ref[-1] : (base+1); + } + } + } else { + vpx_memset16(above_row, base - 1, bs * 2); + // TODO(Peter): this value should probably change for high bitdepth + above_row[-1] = base - 1; + } + + // predict + if (mode == DC_PRED) { + dc_pred_high[left_available][up_available][tx_size](dst, dst_stride, + const_above_row, + left_col, xd->bd); + } else { + pred_high[mode][tx_size](dst, dst_stride, const_above_row, left_col, + xd->bd); + } +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +static void build_intra_predictors(const MACROBLOCKD *xd, const uint8_t *ref, + int ref_stride, uint8_t *dst, int dst_stride, + PREDICTION_MODE mode, TX_SIZE tx_size, + int up_available, int left_available, + int right_available, int x, int y, + int plane) { + int i; + DECLARE_ALIGNED(16, uint8_t, left_col[32]); + DECLARE_ALIGNED(16, uint8_t, above_data[64 + 16]); + uint8_t *above_row = above_data + 16; + const uint8_t *const_above_row = above_row; + const int bs = 4 << tx_size; + int frame_width, frame_height; + int x0, y0; + const struct macroblockd_plane *const pd = &xd->plane[plane]; + + // 127 127 127 .. 127 127 127 127 127 127 + // 129 A B .. Y Z + // 129 C D .. W X + // 129 E F .. U V + // 129 G H .. S T T T T T + // .. + + // Get current frame pointer, width and height. + if (plane == 0) { + frame_width = xd->cur_buf->y_width; + frame_height = xd->cur_buf->y_height; + } else { + frame_width = xd->cur_buf->uv_width; + frame_height = xd->cur_buf->uv_height; + } + + // Get block position in current frame. + x0 = (-xd->mb_to_left_edge >> (3 + pd->subsampling_x)) + x; + y0 = (-xd->mb_to_top_edge >> (3 + pd->subsampling_y)) + y; + + // NEED_LEFT + if (extend_modes[mode] & NEED_LEFT) { + if (left_available) { + if (xd->mb_to_bottom_edge < 0) { + /* slower path if the block needs border extension */ + if (y0 + bs <= frame_height) { + for (i = 0; i < bs; ++i) + left_col[i] = ref[i * ref_stride - 1]; + } else { + const int extend_bottom = frame_height - y0; + for (i = 0; i < extend_bottom; ++i) + left_col[i] = ref[i * ref_stride - 1]; + for (; i < bs; ++i) + left_col[i] = ref[(extend_bottom - 1) * ref_stride - 1]; + } + } else { + /* faster path if the block does not need extension */ + for (i = 0; i < bs; ++i) + left_col[i] = ref[i * ref_stride - 1]; + } + } else { + memset(left_col, 129, bs); + } + } + + // NEED_ABOVE + if (extend_modes[mode] & NEED_ABOVE) { + if (up_available) { + const uint8_t *above_ref = ref - ref_stride; + if (xd->mb_to_right_edge < 0) { + /* slower path if the block needs border extension */ + if (x0 + bs <= frame_width) { + memcpy(above_row, above_ref, bs); + } else if (x0 <= frame_width) { + const int r = frame_width - x0; + memcpy(above_row, above_ref, r); + memset(above_row + r, above_row[r - 1], x0 + bs - frame_width); + } + } else { + /* faster path if the block does not need extension */ + if (bs == 4 && right_available && left_available) { + const_above_row = above_ref; + } else { + memcpy(above_row, above_ref, bs); + } + } + above_row[-1] = left_available ? above_ref[-1] : 129; + } else { + memset(above_row, 127, bs); + above_row[-1] = 127; + } + } + + // NEED_ABOVERIGHT + if (extend_modes[mode] & NEED_ABOVERIGHT) { + if (up_available) { + const uint8_t *above_ref = ref - ref_stride; + if (xd->mb_to_right_edge < 0) { + /* slower path if the block needs border extension */ + if (x0 + 2 * bs <= frame_width) { + if (right_available && bs == 4) { + memcpy(above_row, above_ref, 2 * bs); + } else { + memcpy(above_row, above_ref, bs); + memset(above_row + bs, above_row[bs - 1], bs); + } + } else if (x0 + bs <= frame_width) { + const int r = frame_width - x0; + if (right_available && bs == 4) { + memcpy(above_row, above_ref, r); + memset(above_row + r, above_row[r - 1], x0 + 2 * bs - frame_width); + } else { + memcpy(above_row, above_ref, bs); + memset(above_row + bs, above_row[bs - 1], bs); + } + } else if (x0 <= frame_width) { + const int r = frame_width - x0; + memcpy(above_row, above_ref, r); + memset(above_row + r, above_row[r - 1], x0 + 2 * bs - frame_width); + } + } else { + /* faster path if the block does not need extension */ + if (bs == 4 && right_available && left_available) { + const_above_row = above_ref; + } else { + memcpy(above_row, above_ref, bs); + if (bs == 4 && right_available) + memcpy(above_row + bs, above_ref + bs, bs); + else + memset(above_row + bs, above_row[bs - 1], bs); + } + } + above_row[-1] = left_available ? above_ref[-1] : 129; + } else { + memset(above_row, 127, bs * 2); + above_row[-1] = 127; + } + } + + // predict + if (mode == DC_PRED) { + dc_pred[left_available][up_available][tx_size](dst, dst_stride, + const_above_row, left_col); + } else { + pred[mode][tx_size](dst, dst_stride, const_above_row, left_col); + } +} + +void vp9_predict_intra_block(const MACROBLOCKD *xd, int block_idx, int bwl_in, + TX_SIZE tx_size, PREDICTION_MODE mode, + const uint8_t *ref, int ref_stride, + uint8_t *dst, int dst_stride, + int aoff, int loff, int plane) { + const int bwl = bwl_in - tx_size; + const int wmask = (1 << bwl) - 1; + const int have_top = (block_idx >> bwl) || xd->up_available; + const int have_left = (block_idx & wmask) || xd->left_available; + const int have_right = ((block_idx & wmask) != wmask); + const int x = aoff * 4; + const int y = loff * 4; + + assert(bwl >= 0); +#if CONFIG_VP9_HIGHBITDEPTH + if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) { + build_intra_predictors_high(xd, ref, ref_stride, dst, dst_stride, mode, + tx_size, have_top, have_left, have_right, + x, y, plane, xd->bd); + return; + } +#endif + build_intra_predictors(xd, ref, ref_stride, dst, dst_stride, mode, tx_size, + have_top, have_left, have_right, x, y, plane); +} + +void vp9_init_intra_predictors(void) { + once(vp9_init_intra_predictors_internal); +} diff --git a/media/libvpx/vp9/common/vp9_reconintra.h b/media/libvpx/vp9/common/vp9_reconintra.h new file mode 100644 index 000000000..da5e435b1 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_reconintra.h @@ -0,0 +1,32 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_RECONINTRA_H_ +#define VP9_COMMON_VP9_RECONINTRA_H_ + +#include "vpx/vpx_integer.h" +#include "vp9/common/vp9_blockd.h" + +#ifdef __cplusplus +extern "C" { +#endif + +void vp9_init_intra_predictors(void); + +void vp9_predict_intra_block(const MACROBLOCKD *xd, int block_idx, int bwl_in, + TX_SIZE tx_size, PREDICTION_MODE mode, + const uint8_t *ref, int ref_stride, + uint8_t *dst, int dst_stride, + int aoff, int loff, int plane); +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_RECONINTRA_H_ diff --git a/media/libvpx/vp9/common/vp9_rtcd.c b/media/libvpx/vp9/common/vp9_rtcd.c new file mode 100644 index 000000000..2dfa09f50 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_rtcd.c @@ -0,0 +1,19 @@ +/* + * Copyright (c) 2011 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ +#include "./vpx_config.h" +#define RTCD_C +#include "./vp9_rtcd.h" +#include "vpx_ports/vpx_once.h" + +void vp9_rtcd() { + // TODO(JBB): Remove this once, by insuring that both the encoder and + // decoder setup functions are protected by once(); + once(setup_rtcd_internal); +} diff --git a/media/libvpx/vp9/common/vp9_scale.c b/media/libvpx/vp9/common/vp9_scale.c new file mode 100644 index 000000000..6db8f9caa --- /dev/null +++ b/media/libvpx/vp9/common/vp9_scale.c @@ -0,0 +1,165 @@ +/* + * Copyright (c) 2013 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "./vp9_rtcd.h" +#include "vp9/common/vp9_filter.h" +#include "vp9/common/vp9_scale.h" + +static INLINE int scaled_x(int val, const struct scale_factors *sf) { + return (int)((int64_t)val * sf->x_scale_fp >> REF_SCALE_SHIFT); +} + +static INLINE int scaled_y(int val, const struct scale_factors *sf) { + return (int)((int64_t)val * sf->y_scale_fp >> REF_SCALE_SHIFT); +} + +static int unscaled_value(int val, const struct scale_factors *sf) { + (void) sf; + return val; +} + +static int get_fixed_point_scale_factor(int other_size, int this_size) { + // Calculate scaling factor once for each reference frame + // and use fixed point scaling factors in decoding and encoding routines. + // Hardware implementations can calculate scale factor in device driver + // and use multiplication and shifting on hardware instead of division. + return (other_size << REF_SCALE_SHIFT) / this_size; +} + +MV32 vp9_scale_mv(const MV *mv, int x, int y, const struct scale_factors *sf) { + const int x_off_q4 = scaled_x(x << SUBPEL_BITS, sf) & SUBPEL_MASK; + const int y_off_q4 = scaled_y(y << SUBPEL_BITS, sf) & SUBPEL_MASK; + const MV32 res = { + scaled_y(mv->row, sf) + y_off_q4, + scaled_x(mv->col, sf) + x_off_q4 + }; + return res; +} + +#if CONFIG_VP9_HIGHBITDEPTH +void vp9_setup_scale_factors_for_frame(struct scale_factors *sf, + int other_w, int other_h, + int this_w, int this_h, + int use_highbd) { +#else +void vp9_setup_scale_factors_for_frame(struct scale_factors *sf, + int other_w, int other_h, + int this_w, int this_h) { +#endif + if (!valid_ref_frame_size(other_w, other_h, this_w, this_h)) { + sf->x_scale_fp = REF_INVALID_SCALE; + sf->y_scale_fp = REF_INVALID_SCALE; + return; + } + + sf->x_scale_fp = get_fixed_point_scale_factor(other_w, this_w); + sf->y_scale_fp = get_fixed_point_scale_factor(other_h, this_h); + sf->x_step_q4 = scaled_x(16, sf); + sf->y_step_q4 = scaled_y(16, sf); + + if (vp9_is_scaled(sf)) { + sf->scale_value_x = scaled_x; + sf->scale_value_y = scaled_y; + } else { + sf->scale_value_x = unscaled_value; + sf->scale_value_y = unscaled_value; + } + + // TODO(agrange): Investigate the best choice of functions to use here + // for EIGHTTAP_SMOOTH. Since it is not interpolating, need to choose what + // to do at full-pel offsets. The current selection, where the filter is + // applied in one direction only, and not at all for 0,0, seems to give the + // best quality, but it may be worth trying an additional mode that does + // do the filtering on full-pel. + if (sf->x_step_q4 == 16) { + if (sf->y_step_q4 == 16) { + // No scaling in either direction. + sf->predict[0][0][0] = vp9_convolve_copy; + sf->predict[0][0][1] = vp9_convolve_avg; + sf->predict[0][1][0] = vp9_convolve8_vert; + sf->predict[0][1][1] = vp9_convolve8_avg_vert; + sf->predict[1][0][0] = vp9_convolve8_horiz; + sf->predict[1][0][1] = vp9_convolve8_avg_horiz; + } else { + // No scaling in x direction. Must always scale in the y direction. + sf->predict[0][0][0] = vp9_convolve8_vert; + sf->predict[0][0][1] = vp9_convolve8_avg_vert; + sf->predict[0][1][0] = vp9_convolve8_vert; + sf->predict[0][1][1] = vp9_convolve8_avg_vert; + sf->predict[1][0][0] = vp9_convolve8; + sf->predict[1][0][1] = vp9_convolve8_avg; + } + } else { + if (sf->y_step_q4 == 16) { + // No scaling in the y direction. Must always scale in the x direction. + sf->predict[0][0][0] = vp9_convolve8_horiz; + sf->predict[0][0][1] = vp9_convolve8_avg_horiz; + sf->predict[0][1][0] = vp9_convolve8; + sf->predict[0][1][1] = vp9_convolve8_avg; + sf->predict[1][0][0] = vp9_convolve8_horiz; + sf->predict[1][0][1] = vp9_convolve8_avg_horiz; + } else { + // Must always scale in both directions. + sf->predict[0][0][0] = vp9_convolve8; + sf->predict[0][0][1] = vp9_convolve8_avg; + sf->predict[0][1][0] = vp9_convolve8; + sf->predict[0][1][1] = vp9_convolve8_avg; + sf->predict[1][0][0] = vp9_convolve8; + sf->predict[1][0][1] = vp9_convolve8_avg; + } + } + // 2D subpel motion always gets filtered in both directions + sf->predict[1][1][0] = vp9_convolve8; + sf->predict[1][1][1] = vp9_convolve8_avg; +#if CONFIG_VP9_HIGHBITDEPTH + if (use_highbd) { + if (sf->x_step_q4 == 16) { + if (sf->y_step_q4 == 16) { + // No scaling in either direction. + sf->highbd_predict[0][0][0] = vp9_highbd_convolve_copy; + sf->highbd_predict[0][0][1] = vp9_highbd_convolve_avg; + sf->highbd_predict[0][1][0] = vp9_highbd_convolve8_vert; + sf->highbd_predict[0][1][1] = vp9_highbd_convolve8_avg_vert; + sf->highbd_predict[1][0][0] = vp9_highbd_convolve8_horiz; + sf->highbd_predict[1][0][1] = vp9_highbd_convolve8_avg_horiz; + } else { + // No scaling in x direction. Must always scale in the y direction. + sf->highbd_predict[0][0][0] = vp9_highbd_convolve8_vert; + sf->highbd_predict[0][0][1] = vp9_highbd_convolve8_avg_vert; + sf->highbd_predict[0][1][0] = vp9_highbd_convolve8_vert; + sf->highbd_predict[0][1][1] = vp9_highbd_convolve8_avg_vert; + sf->highbd_predict[1][0][0] = vp9_highbd_convolve8; + sf->highbd_predict[1][0][1] = vp9_highbd_convolve8_avg; + } + } else { + if (sf->y_step_q4 == 16) { + // No scaling in the y direction. Must always scale in the x direction. + sf->highbd_predict[0][0][0] = vp9_highbd_convolve8_horiz; + sf->highbd_predict[0][0][1] = vp9_highbd_convolve8_avg_horiz; + sf->highbd_predict[0][1][0] = vp9_highbd_convolve8; + sf->highbd_predict[0][1][1] = vp9_highbd_convolve8_avg; + sf->highbd_predict[1][0][0] = vp9_highbd_convolve8_horiz; + sf->highbd_predict[1][0][1] = vp9_highbd_convolve8_avg_horiz; + } else { + // Must always scale in both directions. + sf->highbd_predict[0][0][0] = vp9_highbd_convolve8; + sf->highbd_predict[0][0][1] = vp9_highbd_convolve8_avg; + sf->highbd_predict[0][1][0] = vp9_highbd_convolve8; + sf->highbd_predict[0][1][1] = vp9_highbd_convolve8_avg; + sf->highbd_predict[1][0][0] = vp9_highbd_convolve8; + sf->highbd_predict[1][0][1] = vp9_highbd_convolve8_avg; + } + } + // 2D subpel motion always gets filtered in both directions. + sf->highbd_predict[1][1][0] = vp9_highbd_convolve8; + sf->highbd_predict[1][1][1] = vp9_highbd_convolve8_avg; + } +#endif +} diff --git a/media/libvpx/vp9/common/vp9_scale.h b/media/libvpx/vp9/common/vp9_scale.h new file mode 100644 index 000000000..a1601a72f --- /dev/null +++ b/media/libvpx/vp9/common/vp9_scale.h @@ -0,0 +1,75 @@ +/* + * Copyright (c) 2013 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_SCALE_H_ +#define VP9_COMMON_VP9_SCALE_H_ + +#include "vp9/common/vp9_mv.h" +#include "vp9/common/vp9_convolve.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#define REF_SCALE_SHIFT 14 +#define REF_NO_SCALE (1 << REF_SCALE_SHIFT) +#define REF_INVALID_SCALE -1 + +struct scale_factors { + int x_scale_fp; // horizontal fixed point scale factor + int y_scale_fp; // vertical fixed point scale factor + int x_step_q4; + int y_step_q4; + + int (*scale_value_x)(int val, const struct scale_factors *sf); + int (*scale_value_y)(int val, const struct scale_factors *sf); + + convolve_fn_t predict[2][2][2]; // horiz, vert, avg +#if CONFIG_VP9_HIGHBITDEPTH + highbd_convolve_fn_t highbd_predict[2][2][2]; // horiz, vert, avg +#endif +}; + +MV32 vp9_scale_mv(const MV *mv, int x, int y, const struct scale_factors *sf); + +#if CONFIG_VP9_HIGHBITDEPTH +void vp9_setup_scale_factors_for_frame(struct scale_factors *sf, + int other_w, int other_h, + int this_w, int this_h, + int use_high); +#else +void vp9_setup_scale_factors_for_frame(struct scale_factors *sf, + int other_w, int other_h, + int this_w, int this_h); +#endif + +static INLINE int vp9_is_valid_scale(const struct scale_factors *sf) { + return sf->x_scale_fp != REF_INVALID_SCALE && + sf->y_scale_fp != REF_INVALID_SCALE; +} + +static INLINE int vp9_is_scaled(const struct scale_factors *sf) { + return vp9_is_valid_scale(sf) && + (sf->x_scale_fp != REF_NO_SCALE || sf->y_scale_fp != REF_NO_SCALE); +} + +static INLINE int valid_ref_frame_size(int ref_width, int ref_height, + int this_width, int this_height) { + return 2 * this_width >= ref_width && + 2 * this_height >= ref_height && + this_width <= 16 * ref_width && + this_height <= 16 * ref_height; +} + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_SCALE_H_ diff --git a/media/libvpx/vp9/common/vp9_scan.c b/media/libvpx/vp9/common/vp9_scan.c new file mode 100644 index 000000000..d6fb8b2d7 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_scan.c @@ -0,0 +1,727 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <assert.h> + +#include "vp9/common/vp9_scan.h" + +DECLARE_ALIGNED(16, static const int16_t, default_scan_4x4[16]) = { + 0, 4, 1, 5, + 8, 2, 12, 9, + 3, 6, 13, 10, + 7, 14, 11, 15, +}; + +DECLARE_ALIGNED(16, static const int16_t, col_scan_4x4[16]) = { + 0, 4, 8, 1, + 12, 5, 9, 2, + 13, 6, 10, 3, + 7, 14, 11, 15, +}; + +DECLARE_ALIGNED(16, static const int16_t, row_scan_4x4[16]) = { + 0, 1, 4, 2, + 5, 3, 6, 8, + 9, 7, 12, 10, + 13, 11, 14, 15, +}; + +DECLARE_ALIGNED(16, static const int16_t, default_scan_8x8[64]) = { + 0, 8, 1, 16, 9, 2, 17, 24, + 10, 3, 18, 25, 32, 11, 4, 26, + 33, 19, 40, 12, 34, 27, 5, 41, + 20, 48, 13, 35, 42, 28, 21, 6, + 49, 56, 36, 43, 29, 7, 14, 50, + 57, 44, 22, 37, 15, 51, 58, 30, + 45, 23, 52, 59, 38, 31, 60, 53, + 46, 39, 61, 54, 47, 62, 55, 63, +}; + +DECLARE_ALIGNED(16, static const int16_t, col_scan_8x8[64]) = { + 0, 8, 16, 1, 24, 9, 32, 17, + 2, 40, 25, 10, 33, 18, 48, 3, + 26, 41, 11, 56, 19, 34, 4, 49, + 27, 42, 12, 35, 20, 57, 50, 28, + 5, 43, 13, 36, 58, 51, 21, 44, + 6, 29, 59, 37, 14, 52, 22, 7, + 45, 60, 30, 15, 38, 53, 23, 46, + 31, 61, 39, 54, 47, 62, 55, 63, +}; + +DECLARE_ALIGNED(16, static const int16_t, row_scan_8x8[64]) = { + 0, 1, 2, 8, 9, 3, 16, 10, + 4, 17, 11, 24, 5, 18, 25, 12, + 19, 26, 32, 6, 13, 20, 33, 27, + 7, 34, 40, 21, 28, 41, 14, 35, + 48, 42, 29, 36, 49, 22, 43, 15, + 56, 37, 50, 44, 30, 57, 23, 51, + 58, 45, 38, 52, 31, 59, 53, 46, + 60, 39, 61, 47, 54, 55, 62, 63, +}; + +DECLARE_ALIGNED(16, static const int16_t, default_scan_16x16[256]) = { + 0, 16, 1, 32, 17, 2, 48, 33, 18, 3, 64, 34, 49, 19, 65, 80, + 50, 4, 35, 66, 20, 81, 96, 51, 5, 36, 82, 97, 67, 112, 21, 52, + 98, 37, 83, 113, 6, 68, 128, 53, 22, 99, 114, 84, 7, 129, 38, 69, + 100, 115, 144, 130, 85, 54, 23, 8, 145, 39, 70, 116, 101, 131, 160, 146, + 55, 86, 24, 71, 132, 117, 161, 40, 9, 102, 147, 176, 162, 87, 56, 25, + 133, 118, 177, 148, 72, 103, 41, 163, 10, 192, 178, 88, 57, 134, 149, 119, + 26, 164, 73, 104, 193, 42, 179, 208, 11, 135, 89, 165, 120, 150, 58, 194, + 180, 27, 74, 209, 105, 151, 136, 43, 90, 224, 166, 195, 181, 121, 210, 59, + 12, 152, 106, 167, 196, 75, 137, 225, 211, 240, 182, 122, 91, 28, 197, 13, + 226, 168, 183, 153, 44, 212, 138, 107, 241, 60, 29, 123, 198, 184, 227, 169, + 242, 76, 213, 154, 45, 92, 14, 199, 139, 61, 228, 214, 170, 185, 243, 108, + 77, 155, 30, 15, 200, 229, 124, 215, 244, 93, 46, 186, 171, 201, 109, 140, + 230, 62, 216, 245, 31, 125, 78, 156, 231, 47, 187, 202, 217, 94, 246, 141, + 63, 232, 172, 110, 247, 157, 79, 218, 203, 126, 233, 188, 248, 95, 173, 142, + 219, 111, 249, 234, 158, 127, 189, 204, 250, 235, 143, 174, 220, 205, 159, + 251, + 190, 221, 175, 236, 237, 191, 206, 252, 222, 253, 207, 238, 223, 254, 239, + 255, +}; + +DECLARE_ALIGNED(16, static const int16_t, col_scan_16x16[256]) = { + 0, 16, 32, 48, 1, 64, 17, 80, 33, 96, 49, 2, 65, 112, 18, 81, + 34, 128, 50, 97, 3, 66, 144, 19, 113, 35, 82, 160, 98, 51, 129, 4, + 67, 176, 20, 114, 145, 83, 36, 99, 130, 52, 192, 5, 161, 68, 115, 21, + 146, 84, 208, 177, 37, 131, 100, 53, 162, 224, 69, 6, 116, 193, 147, 85, + 22, 240, 132, 38, 178, 101, 163, 54, 209, 117, 70, 7, 148, 194, 86, 179, + 225, 23, 133, 39, 164, 8, 102, 210, 241, 55, 195, 118, 149, 71, 180, 24, + 87, 226, 134, 165, 211, 40, 103, 56, 72, 150, 196, 242, 119, 9, 181, 227, + 88, 166, 25, 135, 41, 104, 212, 57, 151, 197, 120, 73, 243, 182, 136, 167, + 213, 89, 10, 228, 105, 152, 198, 26, 42, 121, 183, 244, 168, 58, 137, 229, + 74, 214, 90, 153, 199, 184, 11, 106, 245, 27, 122, 230, 169, 43, 215, 59, + 200, 138, 185, 246, 75, 12, 91, 154, 216, 231, 107, 28, 44, 201, 123, 170, + 60, 247, 232, 76, 139, 13, 92, 217, 186, 248, 155, 108, 29, 124, 45, 202, + 233, 171, 61, 14, 77, 140, 15, 249, 93, 30, 187, 156, 218, 46, 109, 125, + 62, 172, 78, 203, 31, 141, 234, 94, 47, 188, 63, 157, 110, 250, 219, 79, + 126, 204, 173, 142, 95, 189, 111, 235, 158, 220, 251, 127, 174, 143, 205, + 236, + 159, 190, 221, 252, 175, 206, 237, 191, 253, 222, 238, 207, 254, 223, 239, + 255, +}; + +DECLARE_ALIGNED(16, static const int16_t, row_scan_16x16[256]) = { + 0, 1, 2, 16, 3, 17, 4, 18, 32, 5, 33, 19, 6, 34, 48, 20, + 49, 7, 35, 21, 50, 64, 8, 36, 65, 22, 51, 37, 80, 9, 66, 52, + 23, 38, 81, 67, 10, 53, 24, 82, 68, 96, 39, 11, 54, 83, 97, 69, + 25, 98, 84, 40, 112, 55, 12, 70, 99, 113, 85, 26, 41, 56, 114, 100, + 13, 71, 128, 86, 27, 115, 101, 129, 42, 57, 72, 116, 14, 87, 130, 102, + 144, 73, 131, 117, 28, 58, 15, 88, 43, 145, 103, 132, 146, 118, 74, 160, + 89, 133, 104, 29, 59, 147, 119, 44, 161, 148, 90, 105, 134, 162, 120, 176, + 75, 135, 149, 30, 60, 163, 177, 45, 121, 91, 106, 164, 178, 150, 192, 136, + 165, 179, 31, 151, 193, 76, 122, 61, 137, 194, 107, 152, 180, 208, 46, 166, + 167, 195, 92, 181, 138, 209, 123, 153, 224, 196, 77, 168, 210, 182, 240, 108, + 197, 62, 154, 225, 183, 169, 211, 47, 139, 93, 184, 226, 212, 241, 198, 170, + 124, 155, 199, 78, 213, 185, 109, 227, 200, 63, 228, 242, 140, 214, 171, 186, + 156, 229, 243, 125, 94, 201, 244, 215, 216, 230, 141, 187, 202, 79, 172, 110, + 157, 245, 217, 231, 95, 246, 232, 126, 203, 247, 233, 173, 218, 142, 111, + 158, + 188, 248, 127, 234, 219, 249, 189, 204, 143, 174, 159, 250, 235, 205, 220, + 175, + 190, 251, 221, 191, 206, 236, 207, 237, 252, 222, 253, 223, 238, 239, 254, + 255, +}; + +DECLARE_ALIGNED(16, static const int16_t, default_scan_32x32[1024]) = { + 0, 32, 1, 64, 33, 2, 96, 65, 34, 128, 3, 97, 66, 160, + 129, 35, 98, 4, 67, 130, 161, 192, 36, 99, 224, 5, 162, 193, + 68, 131, 37, 100, + 225, 194, 256, 163, 69, 132, 6, 226, 257, 288, 195, 101, 164, 38, + 258, 7, 227, 289, 133, 320, 70, 196, 165, 290, 259, 228, 39, 321, + 102, 352, 8, 197, + 71, 134, 322, 291, 260, 353, 384, 229, 166, 103, 40, 354, 323, 292, + 135, 385, 198, 261, 72, 9, 416, 167, 386, 355, 230, 324, 104, 293, + 41, 417, 199, 136, + 262, 387, 448, 325, 356, 10, 73, 418, 231, 168, 449, 294, 388, 105, + 419, 263, 42, 200, 357, 450, 137, 480, 74, 326, 232, 11, 389, 169, + 295, 420, 106, 451, + 481, 358, 264, 327, 201, 43, 138, 512, 482, 390, 296, 233, 170, 421, + 75, 452, 359, 12, 513, 265, 483, 328, 107, 202, 514, 544, 422, 391, + 453, 139, 44, 234, + 484, 297, 360, 171, 76, 515, 545, 266, 329, 454, 13, 423, 203, 108, + 546, 485, 576, 298, 235, 140, 361, 330, 172, 547, 45, 455, 267, 577, + 486, 77, 204, 362, + 608, 14, 299, 578, 109, 236, 487, 609, 331, 141, 579, 46, 15, 173, + 610, 363, 78, 205, 16, 110, 237, 611, 142, 47, 174, 79, 206, 17, + 111, 238, 48, 143, + 80, 175, 112, 207, 49, 18, 239, 81, 113, 19, 50, 82, 114, 51, + 83, 115, 640, 516, 392, 268, 144, 20, 672, 641, 548, 517, 424, + 393, 300, 269, 176, 145, + 52, 21, 704, 673, 642, 580, 549, 518, 456, 425, 394, 332, 301, + 270, 208, 177, 146, 84, 53, 22, 736, 705, 674, 643, 612, 581, + 550, 519, 488, 457, 426, 395, + 364, 333, 302, 271, 240, 209, 178, 147, 116, 85, 54, 23, 737, + 706, 675, 613, 582, 551, 489, 458, 427, 365, 334, 303, 241, + 210, 179, 117, 86, 55, 738, 707, + 614, 583, 490, 459, 366, 335, 242, 211, 118, 87, 739, 615, 491, + 367, 243, 119, 768, 644, 520, 396, 272, 148, 24, 800, 769, 676, + 645, 552, 521, 428, 397, 304, + 273, 180, 149, 56, 25, 832, 801, 770, 708, 677, 646, 584, 553, + 522, 460, 429, 398, 336, 305, 274, 212, 181, 150, 88, 57, 26, + 864, 833, 802, 771, 740, 709, + 678, 647, 616, 585, 554, 523, 492, 461, 430, 399, 368, 337, 306, + 275, 244, 213, 182, 151, 120, 89, 58, 27, 865, 834, 803, 741, + 710, 679, 617, 586, 555, 493, + 462, 431, 369, 338, 307, 245, 214, 183, 121, 90, 59, 866, 835, + 742, 711, 618, 587, 494, 463, 370, 339, 246, 215, 122, 91, 867, + 743, 619, 495, 371, 247, 123, + 896, 772, 648, 524, 400, 276, 152, 28, 928, 897, 804, 773, 680, + 649, 556, 525, 432, 401, 308, 277, 184, 153, 60, 29, 960, 929, + 898, 836, 805, 774, 712, 681, + 650, 588, 557, 526, 464, 433, 402, 340, 309, 278, 216, 185, 154, + 92, 61, 30, 992, 961, 930, 899, 868, 837, 806, 775, 744, 713, 682, + 651, 620, 589, 558, 527, + 496, 465, 434, 403, 372, 341, 310, 279, 248, 217, 186, 155, 124, + 93, 62, 31, 993, 962, 931, 869, 838, 807, 745, 714, 683, 621, 590, + 559, 497, 466, 435, 373, + 342, 311, 249, 218, 187, 125, 94, 63, 994, 963, 870, 839, 746, 715, + 622, 591, 498, 467, 374, 343, 250, 219, 126, 95, 995, 871, 747, 623, + 499, 375, 251, 127, + 900, 776, 652, 528, 404, 280, 156, 932, 901, 808, 777, 684, 653, 560, + 529, 436, 405, 312, 281, 188, 157, 964, 933, 902, 840, 809, 778, 716, + 685, 654, 592, 561, + 530, 468, 437, 406, 344, 313, 282, 220, 189, 158, 996, 965, 934, 903, + 872, 841, 810, 779, 748, 717, 686, 655, 624, 593, 562, 531, 500, 469, + 438, 407, 376, 345, + 314, 283, 252, 221, 190, 159, 997, 966, 935, 873, 842, 811, 749, 718, + 687, 625, 594, 563, 501, 470, 439, 377, 346, 315, 253, 222, 191, 998, + 967, 874, 843, 750, + 719, 626, 595, 502, 471, 378, 347, 254, 223, 999, 875, 751, 627, 503, + 379, 255, 904, 780, 656, 532, 408, 284, 936, 905, 812, 781, 688, 657, + 564, 533, 440, 409, + 316, 285, 968, 937, 906, 844, 813, 782, 720, 689, 658, 596, 565, 534, + 472, 441, 410, 348, 317, 286, 1000, 969, 938, 907, 876, 845, 814, 783, + 752, 721, 690, 659, + 628, 597, 566, 535, 504, 473, 442, 411, 380, 349, 318, 287, 1001, 970, + 939, 877, 846, 815, 753, 722, 691, 629, 598, 567, 505, 474, 443, 381, + 350, 319, 1002, 971, + 878, 847, 754, 723, 630, 599, 506, 475, 382, 351, 1003, 879, 755, 631, + 507, 383, 908, 784, 660, 536, 412, 940, 909, 816, 785, 692, 661, 568, + 537, 444, 413, 972, + 941, 910, 848, 817, 786, 724, 693, 662, 600, 569, 538, 476, 445, 414, + 1004, 973, 942, 911, 880, 849, 818, 787, 756, 725, 694, 663, 632, 601, + 570, 539, 508, 477, + 446, 415, 1005, 974, 943, 881, 850, 819, 757, 726, 695, 633, 602, 571, + 509, 478, 447, 1006, 975, 882, 851, 758, 727, 634, 603, 510, 479, + 1007, 883, 759, 635, 511, + 912, 788, 664, 540, 944, 913, 820, 789, 696, 665, 572, 541, 976, 945, + 914, 852, 821, 790, 728, 697, 666, 604, 573, 542, 1008, 977, 946, 915, + 884, 853, 822, 791, + 760, 729, 698, 667, 636, 605, 574, 543, 1009, 978, 947, 885, 854, 823, + 761, 730, 699, 637, 606, 575, 1010, 979, 886, 855, 762, 731, 638, 607, + 1011, 887, 763, 639, + 916, 792, 668, 948, 917, 824, 793, 700, 669, 980, 949, 918, 856, 825, + 794, 732, 701, 670, 1012, 981, 950, 919, 888, 857, 826, 795, 764, 733, + 702, 671, 1013, 982, + 951, 889, 858, 827, 765, 734, 703, 1014, 983, 890, 859, 766, 735, 1015, + 891, 767, 920, 796, 952, 921, 828, 797, 984, 953, 922, 860, 829, 798, + 1016, 985, 954, 923, + 892, 861, 830, 799, 1017, 986, 955, 893, 862, 831, 1018, 987, 894, 863, + 1019, 895, 924, 956, 925, 988, 957, 926, 1020, 989, 958, 927, 1021, + 990, 959, 1022, 991, 1023, +}; + +// Neighborhood 5-tuples for various scans and blocksizes, +// in {top, left, topleft, topright, bottomleft} order +// for each position in raster scan order. +// -1 indicates the neighbor does not exist. +DECLARE_ALIGNED(16, static const int16_t, + default_scan_4x4_neighbors[17 * MAX_NEIGHBORS]) = { + 0, 0, 0, 0, 0, 0, 1, 4, 4, 4, 1, 1, 8, 8, 5, 8, 2, 2, 2, 5, 9, 12, 6, 9, + 3, 6, 10, 13, 7, 10, 11, 14, 0, 0, +}; + +DECLARE_ALIGNED(16, static const int16_t, + col_scan_4x4_neighbors[17 * MAX_NEIGHBORS]) = { + 0, 0, 0, 0, 4, 4, 0, 0, 8, 8, 1, 1, 5, 5, 1, 1, 9, 9, 2, 2, 6, 6, 2, 2, 3, + 3, 10, 10, 7, 7, 11, 11, 0, 0, +}; + +DECLARE_ALIGNED(16, static const int16_t, + row_scan_4x4_neighbors[17 * MAX_NEIGHBORS]) = { + 0, 0, 0, 0, 0, 0, 1, 1, 4, 4, 2, 2, 5, 5, 4, 4, 8, 8, 6, 6, 8, 8, 9, 9, 12, + 12, 10, 10, 13, 13, 14, 14, 0, 0, +}; + +DECLARE_ALIGNED(16, static const int16_t, + col_scan_8x8_neighbors[65 * MAX_NEIGHBORS]) = { + 0, 0, 0, 0, 8, 8, 0, 0, 16, 16, 1, 1, 24, 24, 9, 9, 1, 1, 32, 32, 17, 17, 2, + 2, 25, 25, 10, 10, 40, 40, 2, 2, 18, 18, 33, 33, 3, 3, 48, 48, 11, 11, 26, + 26, 3, 3, 41, 41, 19, 19, 34, 34, 4, 4, 27, 27, 12, 12, 49, 49, 42, 42, 20, + 20, 4, 4, 35, 35, 5, 5, 28, 28, 50, 50, 43, 43, 13, 13, 36, 36, 5, 5, 21, 21, + 51, 51, 29, 29, 6, 6, 44, 44, 14, 14, 6, 6, 37, 37, 52, 52, 22, 22, 7, 7, 30, + 30, 45, 45, 15, 15, 38, 38, 23, 23, 53, 53, 31, 31, 46, 46, 39, 39, 54, 54, + 47, 47, 55, 55, 0, 0, +}; + +DECLARE_ALIGNED(16, static const int16_t, + row_scan_8x8_neighbors[65 * MAX_NEIGHBORS]) = { + 0, 0, 0, 0, 1, 1, 0, 0, 8, 8, 2, 2, 8, 8, 9, 9, 3, 3, 16, 16, 10, 10, 16, 16, + 4, 4, 17, 17, 24, 24, 11, 11, 18, 18, 25, 25, 24, 24, 5, 5, 12, 12, 19, 19, + 32, 32, 26, 26, 6, 6, 33, 33, 32, 32, 20, 20, 27, 27, 40, 40, 13, 13, 34, 34, + 40, 40, 41, 41, 28, 28, 35, 35, 48, 48, 21, 21, 42, 42, 14, 14, 48, 48, 36, + 36, 49, 49, 43, 43, 29, 29, 56, 56, 22, 22, 50, 50, 57, 57, 44, 44, 37, 37, + 51, 51, 30, 30, 58, 58, 52, 52, 45, 45, 59, 59, 38, 38, 60, 60, 46, 46, 53, + 53, 54, 54, 61, 61, 62, 62, 0, 0, +}; + +DECLARE_ALIGNED(16, static const int16_t, + default_scan_8x8_neighbors[65 * MAX_NEIGHBORS]) = { + 0, 0, 0, 0, 0, 0, 8, 8, 1, 8, 1, 1, 9, 16, 16, 16, 2, 9, 2, 2, 10, 17, 17, + 24, 24, 24, 3, 10, 3, 3, 18, 25, 25, 32, 11, 18, 32, 32, 4, 11, 26, 33, 19, + 26, 4, 4, 33, 40, 12, 19, 40, 40, 5, 12, 27, 34, 34, 41, 20, 27, 13, 20, 5, + 5, 41, 48, 48, 48, 28, 35, 35, 42, 21, 28, 6, 6, 6, 13, 42, 49, 49, 56, 36, + 43, 14, 21, 29, 36, 7, 14, 43, 50, 50, 57, 22, 29, 37, 44, 15, 22, 44, 51, + 51, 58, 30, 37, 23, 30, 52, 59, 45, 52, 38, 45, 31, 38, 53, 60, 46, 53, 39, + 46, 54, 61, 47, 54, 55, 62, 0, 0, +}; + +DECLARE_ALIGNED(16, static const int16_t, + col_scan_16x16_neighbors[257 * MAX_NEIGHBORS]) = { + 0, 0, 0, 0, 16, 16, 32, 32, 0, 0, 48, 48, 1, 1, 64, 64, + 17, 17, 80, 80, 33, 33, 1, 1, 49, 49, 96, 96, 2, 2, 65, 65, + 18, 18, 112, 112, 34, 34, 81, 81, 2, 2, 50, 50, 128, 128, 3, 3, + 97, 97, 19, 19, 66, 66, 144, 144, 82, 82, 35, 35, 113, 113, 3, 3, + 51, 51, 160, 160, 4, 4, 98, 98, 129, 129, 67, 67, 20, 20, 83, 83, + 114, 114, 36, 36, 176, 176, 4, 4, 145, 145, 52, 52, 99, 99, 5, 5, + 130, 130, 68, 68, 192, 192, 161, 161, 21, 21, 115, 115, 84, 84, 37, 37, + 146, 146, 208, 208, 53, 53, 5, 5, 100, 100, 177, 177, 131, 131, 69, 69, + 6, 6, 224, 224, 116, 116, 22, 22, 162, 162, 85, 85, 147, 147, 38, 38, + 193, 193, 101, 101, 54, 54, 6, 6, 132, 132, 178, 178, 70, 70, 163, 163, + 209, 209, 7, 7, 117, 117, 23, 23, 148, 148, 7, 7, 86, 86, 194, 194, + 225, 225, 39, 39, 179, 179, 102, 102, 133, 133, 55, 55, 164, 164, 8, 8, + 71, 71, 210, 210, 118, 118, 149, 149, 195, 195, 24, 24, 87, 87, 40, 40, + 56, 56, 134, 134, 180, 180, 226, 226, 103, 103, 8, 8, 165, 165, 211, 211, + 72, 72, 150, 150, 9, 9, 119, 119, 25, 25, 88, 88, 196, 196, 41, 41, + 135, 135, 181, 181, 104, 104, 57, 57, 227, 227, 166, 166, 120, 120, 151, 151, + 197, 197, 73, 73, 9, 9, 212, 212, 89, 89, 136, 136, 182, 182, 10, 10, + 26, 26, 105, 105, 167, 167, 228, 228, 152, 152, 42, 42, 121, 121, 213, 213, + 58, 58, 198, 198, 74, 74, 137, 137, 183, 183, 168, 168, 10, 10, 90, 90, + 229, 229, 11, 11, 106, 106, 214, 214, 153, 153, 27, 27, 199, 199, 43, 43, + 184, 184, 122, 122, 169, 169, 230, 230, 59, 59, 11, 11, 75, 75, 138, 138, + 200, 200, 215, 215, 91, 91, 12, 12, 28, 28, 185, 185, 107, 107, 154, 154, + 44, 44, 231, 231, 216, 216, 60, 60, 123, 123, 12, 12, 76, 76, 201, 201, + 170, 170, 232, 232, 139, 139, 92, 92, 13, 13, 108, 108, 29, 29, 186, 186, + 217, 217, 155, 155, 45, 45, 13, 13, 61, 61, 124, 124, 14, 14, 233, 233, + 77, 77, 14, 14, 171, 171, 140, 140, 202, 202, 30, 30, 93, 93, 109, 109, + 46, 46, 156, 156, 62, 62, 187, 187, 15, 15, 125, 125, 218, 218, 78, 78, + 31, 31, 172, 172, 47, 47, 141, 141, 94, 94, 234, 234, 203, 203, 63, 63, + 110, 110, 188, 188, 157, 157, 126, 126, 79, 79, 173, 173, 95, 95, 219, 219, + 142, 142, 204, 204, 235, 235, 111, 111, 158, 158, 127, 127, 189, 189, 220, + 220, 143, 143, 174, 174, 205, 205, 236, 236, 159, 159, 190, 190, 221, 221, + 175, 175, 237, 237, 206, 206, 222, 222, 191, 191, 238, 238, 207, 207, 223, + 223, 239, 239, 0, 0, +}; + +DECLARE_ALIGNED(16, static const int16_t, + row_scan_16x16_neighbors[257 * MAX_NEIGHBORS]) = { + 0, 0, 0, 0, 1, 1, 0, 0, 2, 2, 16, 16, 3, 3, 17, 17, + 16, 16, 4, 4, 32, 32, 18, 18, 5, 5, 33, 33, 32, 32, 19, 19, + 48, 48, 6, 6, 34, 34, 20, 20, 49, 49, 48, 48, 7, 7, 35, 35, + 64, 64, 21, 21, 50, 50, 36, 36, 64, 64, 8, 8, 65, 65, 51, 51, + 22, 22, 37, 37, 80, 80, 66, 66, 9, 9, 52, 52, 23, 23, 81, 81, + 67, 67, 80, 80, 38, 38, 10, 10, 53, 53, 82, 82, 96, 96, 68, 68, + 24, 24, 97, 97, 83, 83, 39, 39, 96, 96, 54, 54, 11, 11, 69, 69, + 98, 98, 112, 112, 84, 84, 25, 25, 40, 40, 55, 55, 113, 113, 99, 99, + 12, 12, 70, 70, 112, 112, 85, 85, 26, 26, 114, 114, 100, 100, 128, 128, + 41, 41, 56, 56, 71, 71, 115, 115, 13, 13, 86, 86, 129, 129, 101, 101, + 128, 128, 72, 72, 130, 130, 116, 116, 27, 27, 57, 57, 14, 14, 87, 87, + 42, 42, 144, 144, 102, 102, 131, 131, 145, 145, 117, 117, 73, 73, 144, 144, + 88, 88, 132, 132, 103, 103, 28, 28, 58, 58, 146, 146, 118, 118, 43, 43, + 160, 160, 147, 147, 89, 89, 104, 104, 133, 133, 161, 161, 119, 119, 160, 160, + 74, 74, 134, 134, 148, 148, 29, 29, 59, 59, 162, 162, 176, 176, 44, 44, + 120, 120, 90, 90, 105, 105, 163, 163, 177, 177, 149, 149, 176, 176, 135, 135, + 164, 164, 178, 178, 30, 30, 150, 150, 192, 192, 75, 75, 121, 121, 60, 60, + 136, 136, 193, 193, 106, 106, 151, 151, 179, 179, 192, 192, 45, 45, 165, 165, + 166, 166, 194, 194, 91, 91, 180, 180, 137, 137, 208, 208, 122, 122, 152, 152, + 208, 208, 195, 195, 76, 76, 167, 167, 209, 209, 181, 181, 224, 224, 107, 107, + 196, 196, 61, 61, 153, 153, 224, 224, 182, 182, 168, 168, 210, 210, 46, 46, + 138, 138, 92, 92, 183, 183, 225, 225, 211, 211, 240, 240, 197, 197, 169, 169, + 123, 123, 154, 154, 198, 198, 77, 77, 212, 212, 184, 184, 108, 108, 226, 226, + 199, 199, 62, 62, 227, 227, 241, 241, 139, 139, 213, 213, 170, 170, 185, 185, + 155, 155, 228, 228, 242, 242, 124, 124, 93, 93, 200, 200, 243, 243, 214, 214, + 215, 215, 229, 229, 140, 140, 186, 186, 201, 201, 78, 78, 171, 171, 109, 109, + 156, 156, 244, 244, 216, 216, 230, 230, 94, 94, 245, 245, 231, 231, 125, 125, + 202, 202, 246, 246, 232, 232, 172, 172, 217, 217, 141, 141, 110, 110, 157, + 157, 187, 187, 247, 247, 126, 126, 233, 233, 218, 218, 248, 248, 188, 188, + 203, 203, 142, 142, 173, 173, 158, 158, 249, 249, 234, 234, 204, 204, 219, + 219, 174, 174, 189, 189, 250, 250, 220, 220, 190, 190, 205, 205, 235, 235, + 206, 206, 236, 236, 251, 251, 221, 221, 252, 252, 222, 222, 237, 237, 238, + 238, 253, 253, 254, 254, 0, 0, +}; + +DECLARE_ALIGNED(16, static const int16_t, + default_scan_16x16_neighbors[257 * MAX_NEIGHBORS]) = { + 0, 0, 0, 0, 0, 0, 16, 16, 1, 16, 1, 1, 32, 32, 17, 32, + 2, 17, 2, 2, 48, 48, 18, 33, 33, 48, 3, 18, 49, 64, 64, 64, + 34, 49, 3, 3, 19, 34, 50, 65, 4, 19, 65, 80, 80, 80, 35, 50, + 4, 4, 20, 35, 66, 81, 81, 96, 51, 66, 96, 96, 5, 20, 36, 51, + 82, 97, 21, 36, 67, 82, 97, 112, 5, 5, 52, 67, 112, 112, 37, 52, + 6, 21, 83, 98, 98, 113, 68, 83, 6, 6, 113, 128, 22, 37, 53, 68, + 84, 99, 99, 114, 128, 128, 114, 129, 69, 84, 38, 53, 7, 22, 7, 7, + 129, 144, 23, 38, 54, 69, 100, 115, 85, 100, 115, 130, 144, 144, 130, 145, + 39, 54, 70, 85, 8, 23, 55, 70, 116, 131, 101, 116, 145, 160, 24, 39, + 8, 8, 86, 101, 131, 146, 160, 160, 146, 161, 71, 86, 40, 55, 9, 24, + 117, 132, 102, 117, 161, 176, 132, 147, 56, 71, 87, 102, 25, 40, 147, 162, + 9, 9, 176, 176, 162, 177, 72, 87, 41, 56, 118, 133, 133, 148, 103, 118, + 10, 25, 148, 163, 57, 72, 88, 103, 177, 192, 26, 41, 163, 178, 192, 192, + 10, 10, 119, 134, 73, 88, 149, 164, 104, 119, 134, 149, 42, 57, 178, 193, + 164, 179, 11, 26, 58, 73, 193, 208, 89, 104, 135, 150, 120, 135, 27, 42, + 74, 89, 208, 208, 150, 165, 179, 194, 165, 180, 105, 120, 194, 209, 43, 58, + 11, 11, 136, 151, 90, 105, 151, 166, 180, 195, 59, 74, 121, 136, 209, 224, + 195, 210, 224, 224, 166, 181, 106, 121, 75, 90, 12, 27, 181, 196, 12, 12, + 210, 225, 152, 167, 167, 182, 137, 152, 28, 43, 196, 211, 122, 137, 91, 106, + 225, 240, 44, 59, 13, 28, 107, 122, 182, 197, 168, 183, 211, 226, 153, 168, + 226, 241, 60, 75, 197, 212, 138, 153, 29, 44, 76, 91, 13, 13, 183, 198, + 123, 138, 45, 60, 212, 227, 198, 213, 154, 169, 169, 184, 227, 242, 92, 107, + 61, 76, 139, 154, 14, 29, 14, 14, 184, 199, 213, 228, 108, 123, 199, 214, + 228, 243, 77, 92, 30, 45, 170, 185, 155, 170, 185, 200, 93, 108, 124, 139, + 214, 229, 46, 61, 200, 215, 229, 244, 15, 30, 109, 124, 62, 77, 140, 155, + 215, 230, 31, 46, 171, 186, 186, 201, 201, 216, 78, 93, 230, 245, 125, 140, + 47, 62, 216, 231, 156, 171, 94, 109, 231, 246, 141, 156, 63, 78, 202, 217, + 187, 202, 110, 125, 217, 232, 172, 187, 232, 247, 79, 94, 157, 172, 126, 141, + 203, 218, 95, 110, 233, 248, 218, 233, 142, 157, 111, 126, 173, 188, 188, 203, + 234, 249, 219, 234, 127, 142, 158, 173, 204, 219, 189, 204, 143, 158, 235, + 250, 174, 189, 205, 220, 159, 174, 220, 235, 221, 236, 175, 190, 190, 205, + 236, 251, 206, 221, 237, 252, 191, 206, 222, 237, 207, 222, 238, 253, 223, + 238, 239, 254, 0, 0, +}; + +DECLARE_ALIGNED(16, static const int16_t, + default_scan_32x32_neighbors[1025 * MAX_NEIGHBORS]) = { + 0, 0, 0, 0, 0, 0, 32, 32, 1, 32, 1, 1, 64, 64, 33, 64, + 2, 33, 96, 96, 2, 2, 65, 96, 34, 65, 128, 128, 97, 128, 3, 34, + 66, 97, 3, 3, 35, 66, 98, 129, 129, 160, 160, 160, 4, 35, 67, 98, + 192, 192, 4, 4, 130, 161, 161, 192, 36, 67, 99, 130, 5, 36, 68, 99, + 193, 224, 162, 193, 224, 224, 131, 162, 37, 68, 100, 131, 5, 5, 194, 225, + 225, 256, 256, 256, 163, 194, 69, 100, 132, 163, 6, 37, 226, 257, 6, 6, + 195, 226, 257, 288, 101, 132, 288, 288, 38, 69, 164, 195, 133, 164, 258, 289, + 227, 258, 196, 227, 7, 38, 289, 320, 70, 101, 320, 320, 7, 7, 165, 196, + 39, 70, 102, 133, 290, 321, 259, 290, 228, 259, 321, 352, 352, 352, 197, 228, + 134, 165, 71, 102, 8, 39, 322, 353, 291, 322, 260, 291, 103, 134, 353, 384, + 166, 197, 229, 260, 40, 71, 8, 8, 384, 384, 135, 166, 354, 385, 323, 354, + 198, 229, 292, 323, 72, 103, 261, 292, 9, 40, 385, 416, 167, 198, 104, 135, + 230, 261, 355, 386, 416, 416, 293, 324, 324, 355, 9, 9, 41, 72, 386, 417, + 199, 230, 136, 167, 417, 448, 262, 293, 356, 387, 73, 104, 387, 418, 231, 262, + 10, 41, 168, 199, 325, 356, 418, 449, 105, 136, 448, 448, 42, 73, 294, 325, + 200, 231, 10, 10, 357, 388, 137, 168, 263, 294, 388, 419, 74, 105, 419, 450, + 449, 480, 326, 357, 232, 263, 295, 326, 169, 200, 11, 42, 106, 137, 480, 480, + 450, 481, 358, 389, 264, 295, 201, 232, 138, 169, 389, 420, 43, 74, 420, 451, + 327, 358, 11, 11, 481, 512, 233, 264, 451, 482, 296, 327, 75, 106, 170, 201, + 482, 513, 512, 512, 390, 421, 359, 390, 421, 452, 107, 138, 12, 43, 202, 233, + 452, 483, 265, 296, 328, 359, 139, 170, 44, 75, 483, 514, 513, 544, 234, 265, + 297, 328, 422, 453, 12, 12, 391, 422, 171, 202, 76, 107, 514, 545, 453, 484, + 544, 544, 266, 297, 203, 234, 108, 139, 329, 360, 298, 329, 140, 171, 515, + 546, 13, 44, 423, 454, 235, 266, 545, 576, 454, 485, 45, 76, 172, 203, 330, + 361, 576, 576, 13, 13, 267, 298, 546, 577, 77, 108, 204, 235, 455, 486, 577, + 608, 299, 330, 109, 140, 547, 578, 14, 45, 14, 14, 141, 172, 578, 609, 331, + 362, 46, 77, 173, 204, 15, 15, 78, 109, 205, 236, 579, 610, 110, 141, 15, 46, + 142, 173, 47, 78, 174, 205, 16, 16, 79, 110, 206, 237, 16, 47, 111, 142, + 48, 79, 143, 174, 80, 111, 175, 206, 17, 48, 17, 17, 207, 238, 49, 80, + 81, 112, 18, 18, 18, 49, 50, 81, 82, 113, 19, 50, 51, 82, 83, 114, 608, 608, + 484, 515, 360, 391, 236, 267, 112, 143, 19, 19, 640, 640, 609, 640, 516, 547, + 485, 516, 392, 423, 361, 392, 268, 299, 237, 268, 144, 175, 113, 144, 20, 51, + 20, 20, 672, 672, 641, 672, 610, 641, 548, 579, 517, 548, 486, 517, 424, 455, + 393, 424, 362, 393, 300, 331, 269, 300, 238, 269, 176, 207, 145, 176, 114, + 145, 52, 83, 21, 52, 21, 21, 704, 704, 673, 704, 642, 673, 611, 642, 580, + 611, 549, 580, 518, 549, 487, 518, 456, 487, 425, 456, 394, 425, 363, 394, + 332, 363, 301, 332, 270, 301, 239, 270, 208, 239, 177, 208, 146, 177, 115, + 146, 84, 115, 53, 84, 22, 53, 22, 22, 705, 736, 674, 705, 643, 674, 581, 612, + 550, 581, 519, 550, 457, 488, 426, 457, 395, 426, 333, 364, 302, 333, 271, + 302, 209, 240, 178, 209, 147, 178, 85, 116, 54, 85, 23, 54, 706, 737, 675, + 706, 582, 613, 551, 582, 458, 489, 427, 458, 334, 365, 303, 334, 210, 241, + 179, 210, 86, 117, 55, 86, 707, 738, 583, 614, 459, 490, 335, 366, 211, 242, + 87, 118, 736, 736, 612, 643, 488, 519, 364, 395, 240, 271, 116, 147, 23, 23, + 768, 768, 737, 768, 644, 675, 613, 644, 520, 551, 489, 520, 396, 427, 365, + 396, 272, 303, 241, 272, 148, 179, 117, 148, 24, 55, 24, 24, 800, 800, 769, + 800, 738, 769, 676, 707, 645, 676, 614, 645, 552, 583, 521, 552, 490, 521, + 428, 459, 397, 428, 366, 397, 304, 335, 273, 304, 242, 273, 180, 211, 149, + 180, 118, 149, 56, 87, 25, 56, 25, 25, 832, 832, 801, 832, 770, 801, 739, + 770, 708, 739, 677, 708, 646, 677, 615, 646, 584, 615, 553, 584, 522, 553, + 491, 522, 460, 491, 429, 460, 398, 429, 367, 398, 336, 367, 305, 336, 274, + 305, 243, 274, 212, 243, 181, 212, 150, 181, 119, 150, 88, 119, 57, 88, 26, + 57, 26, 26, 833, 864, 802, 833, 771, 802, 709, 740, 678, 709, 647, 678, 585, + 616, 554, 585, 523, 554, 461, 492, 430, 461, 399, 430, 337, 368, 306, 337, + 275, 306, 213, 244, 182, 213, 151, 182, 89, 120, 58, 89, 27, 58, 834, 865, + 803, 834, 710, 741, 679, 710, 586, 617, 555, 586, 462, 493, 431, 462, 338, + 369, 307, 338, 214, 245, 183, 214, 90, 121, 59, 90, 835, 866, 711, 742, 587, + 618, 463, 494, 339, 370, 215, 246, 91, 122, 864, 864, 740, 771, 616, 647, + 492, 523, 368, 399, 244, 275, 120, 151, 27, 27, 896, 896, 865, 896, 772, 803, + 741, 772, 648, 679, 617, 648, 524, 555, 493, 524, 400, 431, 369, 400, 276, + 307, 245, 276, 152, 183, 121, 152, 28, 59, 28, 28, 928, 928, 897, 928, 866, + 897, 804, 835, 773, 804, 742, 773, 680, 711, 649, 680, 618, 649, 556, 587, + 525, 556, 494, 525, 432, 463, 401, 432, 370, 401, 308, 339, 277, 308, 246, + 277, 184, 215, 153, 184, 122, 153, 60, 91, 29, 60, 29, 29, 960, 960, 929, + 960, 898, 929, 867, 898, 836, 867, 805, 836, 774, 805, 743, 774, 712, 743, + 681, 712, 650, 681, 619, 650, 588, 619, 557, 588, 526, 557, 495, 526, 464, + 495, 433, 464, 402, 433, 371, 402, 340, 371, 309, 340, 278, 309, 247, 278, + 216, 247, 185, 216, 154, 185, 123, 154, 92, 123, 61, 92, 30, 61, 30, 30, + 961, 992, 930, 961, 899, 930, 837, 868, 806, 837, 775, 806, 713, 744, 682, + 713, 651, 682, 589, 620, 558, 589, 527, 558, 465, 496, 434, 465, 403, 434, + 341, 372, 310, 341, 279, 310, 217, 248, 186, 217, 155, 186, 93, 124, 62, 93, + 31, 62, 962, 993, 931, 962, 838, 869, 807, 838, 714, 745, 683, 714, 590, 621, + 559, 590, 466, 497, 435, 466, 342, 373, 311, 342, 218, 249, 187, 218, 94, + 125, 63, 94, 963, 994, 839, 870, 715, 746, 591, 622, 467, 498, 343, 374, 219, + 250, 95, 126, 868, 899, 744, 775, 620, 651, 496, 527, 372, 403, 248, 279, + 124, 155, 900, 931, 869, 900, 776, 807, 745, 776, 652, 683, 621, 652, 528, + 559, 497, 528, 404, 435, 373, 404, 280, 311, 249, 280, 156, 187, 125, 156, + 932, 963, 901, 932, 870, 901, 808, 839, 777, 808, 746, 777, 684, 715, 653, + 684, 622, 653, 560, 591, 529, 560, 498, 529, 436, 467, 405, 436, 374, 405, + 312, 343, 281, 312, 250, 281, 188, 219, 157, 188, 126, 157, 964, 995, 933, + 964, 902, 933, 871, 902, 840, 871, 809, 840, 778, 809, 747, 778, 716, 747, + 685, 716, 654, 685, 623, 654, 592, 623, 561, 592, 530, 561, 499, 530, 468, + 499, 437, 468, 406, 437, 375, 406, 344, 375, 313, 344, 282, 313, 251, 282, + 220, 251, 189, 220, 158, 189, 127, 158, 965, 996, 934, 965, 903, 934, 841, + 872, 810, 841, 779, 810, 717, 748, 686, 717, 655, 686, 593, 624, 562, 593, + 531, 562, 469, 500, 438, 469, 407, 438, 345, 376, 314, 345, 283, 314, 221, + 252, 190, 221, 159, 190, 966, 997, 935, 966, 842, 873, 811, 842, 718, 749, + 687, 718, 594, 625, 563, 594, 470, 501, 439, 470, 346, 377, 315, 346, 222, + 253, 191, 222, 967, 998, 843, 874, 719, 750, 595, 626, 471, 502, 347, 378, + 223, 254, 872, 903, 748, 779, 624, 655, 500, 531, 376, 407, 252, 283, 904, + 935, 873, 904, 780, 811, 749, 780, 656, 687, 625, 656, 532, 563, 501, 532, + 408, 439, 377, 408, 284, 315, 253, 284, 936, 967, 905, 936, 874, 905, 812, + 843, 781, 812, 750, 781, 688, 719, 657, 688, 626, 657, 564, 595, 533, 564, + 502, 533, 440, 471, 409, 440, 378, 409, 316, 347, 285, 316, 254, 285, 968, + 999, 937, 968, 906, 937, 875, 906, 844, 875, 813, 844, 782, 813, 751, 782, + 720, 751, 689, 720, 658, 689, 627, 658, 596, 627, 565, 596, 534, 565, 503, + 534, 472, 503, 441, 472, 410, 441, 379, 410, 348, 379, 317, 348, 286, 317, + 255, 286, 969, 1000, 938, 969, 907, 938, 845, 876, 814, 845, 783, 814, 721, + 752, 690, 721, 659, 690, 597, 628, 566, 597, 535, 566, 473, 504, 442, 473, + 411, 442, 349, 380, 318, 349, 287, 318, 970, 1001, 939, 970, 846, 877, 815, + 846, 722, 753, 691, 722, 598, 629, 567, 598, 474, 505, 443, 474, 350, 381, + 319, 350, 971, 1002, 847, 878, 723, 754, 599, 630, 475, 506, 351, 382, 876, + 907, 752, 783, 628, 659, 504, 535, 380, 411, 908, 939, 877, 908, 784, 815, + 753, 784, 660, 691, 629, 660, 536, 567, 505, 536, 412, 443, 381, 412, 940, + 971, 909, 940, 878, 909, 816, 847, 785, 816, 754, 785, 692, 723, 661, 692, + 630, 661, 568, 599, 537, 568, 506, 537, 444, 475, 413, 444, 382, 413, 972, + 1003, 941, 972, 910, 941, 879, 910, 848, 879, 817, 848, 786, 817, 755, 786, + 724, 755, 693, 724, 662, 693, 631, 662, 600, 631, 569, 600, 538, 569, 507, + 538, 476, 507, 445, 476, 414, 445, 383, 414, 973, 1004, 942, 973, 911, 942, + 849, 880, 818, 849, 787, 818, 725, 756, 694, 725, 663, 694, 601, 632, 570, + 601, 539, 570, 477, 508, 446, 477, 415, 446, 974, 1005, 943, 974, 850, 881, + 819, 850, 726, 757, 695, 726, 602, 633, 571, 602, 478, 509, 447, 478, 975, + 1006, 851, 882, 727, 758, 603, 634, 479, 510, 880, 911, 756, 787, 632, 663, + 508, 539, 912, 943, 881, 912, 788, 819, 757, 788, 664, 695, 633, 664, 540, + 571, 509, 540, 944, 975, 913, 944, 882, 913, 820, 851, 789, 820, 758, 789, + 696, 727, 665, 696, 634, 665, 572, 603, 541, 572, 510, 541, 976, 1007, 945, + 976, 914, 945, 883, 914, 852, 883, 821, 852, 790, 821, 759, 790, 728, 759, + 697, 728, 666, 697, 635, 666, 604, 635, 573, 604, 542, 573, 511, 542, 977, + 1008, 946, 977, 915, 946, 853, 884, 822, 853, 791, 822, 729, 760, 698, 729, + 667, 698, 605, 636, 574, 605, 543, 574, 978, 1009, 947, 978, 854, 885, 823, + 854, 730, 761, 699, 730, 606, 637, 575, 606, 979, 1010, 855, 886, 731, 762, + 607, 638, 884, 915, 760, 791, 636, 667, 916, 947, 885, 916, 792, 823, 761, + 792, 668, 699, 637, 668, 948, 979, 917, 948, 886, 917, 824, 855, 793, 824, + 762, 793, 700, 731, 669, 700, 638, 669, 980, 1011, 949, 980, 918, 949, 887, + 918, 856, 887, 825, 856, 794, 825, 763, 794, 732, 763, 701, 732, 670, 701, + 639, 670, 981, 1012, 950, 981, 919, 950, 857, 888, 826, 857, 795, 826, 733, + 764, 702, 733, 671, 702, 982, 1013, 951, 982, 858, 889, 827, 858, 734, 765, + 703, 734, 983, 1014, 859, 890, 735, 766, 888, 919, 764, 795, 920, 951, 889, + 920, 796, 827, 765, 796, 952, 983, 921, 952, 890, 921, 828, 859, 797, 828, + 766, 797, 984, 1015, 953, 984, 922, 953, 891, 922, 860, 891, 829, 860, 798, + 829, 767, 798, 985, 1016, 954, 985, 923, 954, 861, 892, 830, 861, 799, 830, + 986, 1017, 955, 986, 862, 893, 831, 862, 987, 1018, 863, 894, 892, 923, 924, + 955, 893, 924, 956, 987, 925, 956, 894, 925, 988, 1019, 957, 988, 926, 957, + 895, 926, 989, 1020, 958, 989, 927, 958, 990, 1021, 959, 990, 991, 1022, 0, 0, +}; + +DECLARE_ALIGNED(16, static const int16_t, vp9_default_iscan_4x4[16]) = { + 0, 2, 5, 8, 1, 3, 9, 12, 4, 7, 11, 14, 6, 10, 13, 15, +}; + +DECLARE_ALIGNED(16, static const int16_t, vp9_col_iscan_4x4[16]) = { + 0, 3, 7, 11, 1, 5, 9, 12, 2, 6, 10, 14, 4, 8, 13, 15, +}; + +DECLARE_ALIGNED(16, static const int16_t, vp9_row_iscan_4x4[16]) = { + 0, 1, 3, 5, 2, 4, 6, 9, 7, 8, 11, 13, 10, 12, 14, 15, +}; + +DECLARE_ALIGNED(16, static const int16_t, vp9_col_iscan_8x8[64]) = { + 0, 3, 8, 15, 22, 32, 40, 47, 1, 5, 11, 18, 26, 34, 44, 51, + 2, 7, 13, 20, 28, 38, 46, 54, 4, 10, 16, 24, 31, 41, 50, 56, + 6, 12, 21, 27, 35, 43, 52, 58, 9, 17, 25, 33, 39, 48, 55, 60, + 14, 23, 30, 37, 45, 53, 59, 62, 19, 29, 36, 42, 49, 57, 61, 63, +}; + +DECLARE_ALIGNED(16, static const int16_t, vp9_row_iscan_8x8[64]) = { + 0, 1, 2, 5, 8, 12, 19, 24, 3, 4, 7, 10, 15, 20, 30, 39, + 6, 9, 13, 16, 21, 27, 37, 46, 11, 14, 17, 23, 28, 34, 44, 52, + 18, 22, 25, 31, 35, 41, 50, 57, 26, 29, 33, 38, 43, 49, 55, 59, + 32, 36, 42, 47, 51, 54, 60, 61, 40, 45, 48, 53, 56, 58, 62, 63, +}; + +DECLARE_ALIGNED(16, static const int16_t, vp9_default_iscan_8x8[64]) = { + 0, 2, 5, 9, 14, 22, 31, 37, 1, 4, 8, 13, 19, 26, 38, 44, + 3, 6, 10, 17, 24, 30, 42, 49, 7, 11, 15, 21, 29, 36, 47, 53, + 12, 16, 20, 27, 34, 43, 52, 57, 18, 23, 28, 35, 41, 48, 56, 60, + 25, 32, 39, 45, 50, 55, 59, 62, 33, 40, 46, 51, 54, 58, 61, 63, +}; + +DECLARE_ALIGNED(16, static const int16_t, vp9_col_iscan_16x16[256]) = { + 0, 4, 11, 20, 31, 43, 59, 75, 85, 109, 130, 150, 165, 181, 195, 198, + 1, 6, 14, 23, 34, 47, 64, 81, 95, 114, 135, 153, 171, 188, 201, 212, + 2, 8, 16, 25, 38, 52, 67, 83, 101, 116, 136, 157, 172, 190, 205, 216, + 3, 10, 18, 29, 41, 55, 71, 89, 103, 119, 141, 159, 176, 194, 208, 218, + 5, 12, 21, 32, 45, 58, 74, 93, 104, 123, 144, 164, 179, 196, 210, 223, + 7, 15, 26, 37, 49, 63, 78, 96, 112, 129, 146, 166, 182, 200, 215, 228, + 9, 19, 28, 39, 54, 69, 86, 102, 117, 132, 151, 170, 187, 206, 220, 230, + 13, 24, 35, 46, 60, 73, 91, 108, 122, 137, 154, 174, 189, 207, 224, 235, + 17, 30, 40, 53, 66, 82, 98, 115, 126, 142, 161, 180, 197, 213, 227, 237, + 22, 36, 48, 62, 76, 92, 105, 120, 133, 147, 167, 186, 203, 219, 232, 240, + 27, 44, 56, 70, 84, 99, 113, 127, 140, 156, 175, 193, 209, 226, 236, 244, + 33, 51, 68, 79, 94, 110, 125, 138, 149, 162, 184, 202, 217, 229, 241, 247, + 42, 61, 77, 90, 106, 121, 134, 148, 160, 173, 191, 211, 225, 238, 245, 251, + 50, 72, 87, 100, 118, 128, 145, 158, 168, 183, 204, 222, 233, 242, 249, 253, + 57, 80, 97, 111, 131, 143, 155, 169, 178, 192, 214, 231, 239, 246, 250, 254, + 65, 88, 107, 124, 139, 152, 163, 177, 185, 199, 221, 234, 243, 248, 252, 255, +}; + +DECLARE_ALIGNED(16, static const int16_t, vp9_row_iscan_16x16[256]) = { + 0, 1, 2, 4, 6, 9, 12, 17, 22, 29, 36, 43, 54, 64, 76, 86, + 3, 5, 7, 11, 15, 19, 25, 32, 38, 48, 59, 68, 84, 99, 115, 130, + 8, 10, 13, 18, 23, 27, 33, 42, 51, 60, 72, 88, 103, 119, 142, 167, + 14, 16, 20, 26, 31, 37, 44, 53, 61, 73, 85, 100, 116, 135, 161, 185, + 21, 24, 30, 35, 40, 47, 55, 65, 74, 81, 94, 112, 133, 154, 179, 205, + 28, 34, 39, 45, 50, 58, 67, 77, 87, 96, 106, 121, 146, 169, 196, 212, + 41, 46, 49, 56, 63, 70, 79, 90, 98, 107, 122, 138, 159, 182, 207, 222, + 52, 57, 62, 69, 75, 83, 93, 102, 110, 120, 134, 150, 176, 195, 215, 226, + 66, 71, 78, 82, 91, 97, 108, 113, 127, 136, 148, 168, 188, 202, 221, 232, + 80, 89, 92, 101, 105, 114, 125, 131, 139, 151, 162, 177, 192, 208, 223, 234, + 95, 104, 109, 117, 123, 128, 143, 144, 155, 165, 175, 190, 206, 219, 233, 239, + 111, 118, 124, 129, 140, 147, 157, 164, 170, 181, 191, 203, 224, 230, 240, + 243, 126, 132, 137, 145, 153, 160, 174, 178, 184, 197, 204, 216, 231, 237, + 244, 246, 141, 149, 156, 166, 172, 180, 189, 199, 200, 210, 220, 228, 238, + 242, 249, 251, 152, 163, 171, 183, 186, 193, 201, 211, 214, 218, 227, 236, + 245, 247, 252, 253, 158, 173, 187, 194, 198, 209, 213, 217, 225, 229, 235, + 241, 248, 250, 254, 255, +}; + +DECLARE_ALIGNED(16, static const int16_t, vp9_default_iscan_16x16[256]) = { + 0, 2, 5, 9, 17, 24, 36, 44, 55, 72, 88, 104, 128, 143, 166, 179, + 1, 4, 8, 13, 20, 30, 40, 54, 66, 79, 96, 113, 141, 154, 178, 196, + 3, 7, 11, 18, 25, 33, 46, 57, 71, 86, 101, 119, 148, 164, 186, 201, + 6, 12, 16, 23, 31, 39, 53, 64, 78, 92, 110, 127, 153, 169, 193, 208, + 10, 14, 19, 28, 37, 47, 58, 67, 84, 98, 114, 133, 161, 176, 198, 214, + 15, 21, 26, 34, 43, 52, 65, 77, 91, 106, 120, 140, 165, 185, 205, 221, + 22, 27, 32, 41, 48, 60, 73, 85, 99, 116, 130, 151, 175, 190, 211, 225, + 29, 35, 42, 49, 59, 69, 81, 95, 108, 125, 139, 155, 182, 197, 217, 229, + 38, 45, 51, 61, 68, 80, 93, 105, 118, 134, 150, 168, 191, 207, 223, 234, + 50, 56, 63, 74, 83, 94, 109, 117, 129, 147, 163, 177, 199, 213, 228, 238, + 62, 70, 76, 87, 97, 107, 122, 131, 145, 159, 172, 188, 210, 222, 235, 242, + 75, 82, 90, 102, 112, 124, 138, 146, 157, 173, 187, 202, 219, 230, 240, 245, + 89, 100, 111, 123, 132, 142, 156, 167, 180, 189, 203, 216, 231, 237, 246, 250, + 103, 115, 126, 136, 149, 162, 171, 183, 194, 204, 215, 224, 236, 241, 248, + 252, 121, 135, 144, 158, 170, 181, 192, 200, 209, 218, 227, 233, 243, 244, + 251, 254, 137, 152, 160, 174, 184, 195, 206, 212, 220, 226, 232, 239, 247, + 249, 253, 255, +}; + +DECLARE_ALIGNED(16, static const int16_t, vp9_default_iscan_32x32[1024]) = { + 0, 2, 5, 10, 17, 25, 38, 47, 62, 83, 101, 121, 145, 170, 193, 204, + 210, 219, 229, 233, 245, 257, 275, 299, 342, 356, 377, 405, 455, 471, 495, + 527, 1, 4, 8, 15, 22, 30, 45, 58, 74, 92, 112, 133, 158, 184, 203, 215, 222, + 228, 234, 237, 256, 274, 298, 317, 355, 376, 404, 426, 470, 494, 526, 551, + 3, 7, 12, 18, 28, 36, 52, 64, 82, 102, 118, 142, 164, 189, 208, 217, 224, + 231, 235, 238, 273, 297, 316, 329, 375, 403, 425, 440, 493, 525, 550, 567, + 6, 11, 16, 23, 31, 43, 60, 73, 90, 109, 126, 150, 173, 196, 211, 220, 226, + 232, 236, 239, 296, 315, 328, 335, 402, 424, 439, 447, 524, 549, 566, 575, + 9, 14, 19, 29, 37, 50, 65, 78, 95, 116, 134, 157, 179, 201, 214, 223, 244, + 255, 272, 295, 341, 354, 374, 401, 454, 469, 492, 523, 582, 596, 617, 645, + 13, 20, 26, 35, 44, 54, 72, 85, 105, 123, 140, 163, 182, 205, 216, 225, + 254, 271, 294, 314, 353, 373, 400, 423, 468, 491, 522, 548, 595, 616, 644, + 666, 21, 27, 33, 42, 53, 63, 80, 94, 113, 132, 151, 172, 190, 209, 218, 227, + 270, 293, 313, 327, 372, 399, 422, 438, 490, 521, 547, 565, 615, 643, 665, + 680, 24, 32, 39, 48, 57, 71, 88, 104, 120, 139, 159, 178, 197, 212, 221, 230, + 292, 312, 326, 334, 398, 421, 437, 446, 520, 546, 564, 574, 642, 664, 679, + 687, 34, 40, 46, 56, 68, 81, 96, 111, 130, 147, 167, 186, 243, 253, 269, 291, + 340, 352, 371, 397, 453, 467, 489, 519, 581, 594, 614, 641, 693, 705, 723, + 747, 41, 49, 55, 67, 77, 91, 107, 124, 138, 161, 177, 194, 252, 268, 290, + 311, 351, 370, 396, 420, 466, 488, 518, 545, 593, 613, 640, 663, 704, 722, + 746, 765, 51, 59, 66, 76, 89, 99, 119, 131, 149, 168, 181, 200, 267, 289, + 310, 325, 369, 395, 419, 436, 487, 517, 544, 563, 612, 639, 662, 678, 721, + 745, 764, 777, 61, 69, 75, 87, 100, 114, 129, 144, 162, 180, 191, 207, 288, + 309, 324, 333, 394, 418, 435, 445, 516, 543, 562, 573, 638, 661, 677, 686, + 744, 763, 776, 783, 70, 79, 86, 97, 108, 122, 137, 155, 242, 251, 266, 287, + 339, 350, 368, 393, 452, 465, 486, 515, 580, 592, 611, 637, 692, 703, 720, + 743, 788, 798, 813, 833, 84, 93, 103, 110, 125, 141, 154, 171, 250, 265, 286, + 308, 349, 367, 392, 417, 464, 485, 514, 542, 591, 610, 636, 660, 702, 719, + 742, 762, 797, 812, 832, 848, 98, 106, 115, 127, 143, 156, 169, 185, 264, + 285, 307, 323, 366, 391, 416, 434, 484, 513, 541, 561, 609, 635, 659, 676, + 718, 741, 761, 775, 811, 831, 847, 858, 117, 128, 136, 148, 160, 175, 188, + 198, 284, 306, 322, 332, 390, 415, 433, 444, 512, 540, 560, 572, 634, 658, + 675, 685, 740, 760, 774, 782, 830, 846, 857, 863, 135, 146, 152, 165, 241, + 249, 263, 283, 338, 348, 365, 389, 451, 463, 483, 511, 579, 590, 608, 633, + 691, 701, 717, 739, 787, 796, 810, 829, 867, 875, 887, 903, 153, 166, 174, + 183, 248, 262, 282, 305, 347, 364, 388, 414, 462, 482, 510, 539, 589, 607, + 632, 657, 700, 716, 738, 759, 795, 809, 828, 845, 874, 886, 902, 915, 176, + 187, 195, 202, 261, 281, 304, 321, 363, 387, 413, 432, 481, 509, 538, 559, + 606, 631, 656, 674, 715, 737, 758, 773, 808, 827, 844, 856, 885, 901, 914, + 923, 192, 199, 206, 213, 280, 303, 320, 331, 386, 412, 431, 443, 508, 537, + 558, 571, 630, 655, 673, 684, 736, 757, 772, 781, 826, 843, 855, 862, 900, + 913, 922, 927, 240, 247, 260, 279, 337, 346, 362, 385, 450, 461, 480, 507, + 578, 588, 605, 629, 690, 699, 714, 735, 786, 794, 807, 825, 866, 873, 884, + 899, 930, 936, 945, 957, 246, 259, 278, 302, 345, 361, 384, 411, 460, 479, + 506, 536, 587, 604, 628, 654, 698, 713, 734, 756, 793, 806, 824, 842, 872, + 883, 898, 912, 935, 944, 956, 966, 258, 277, 301, 319, 360, 383, 410, 430, + 478, 505, 535, 557, 603, 627, 653, 672, 712, 733, 755, 771, 805, 823, 841, + 854, 882, 897, 911, 921, 943, 955, 965, 972, 276, 300, 318, 330, 382, 409, + 429, 442, 504, 534, 556, 570, 626, 652, 671, 683, 732, 754, 770, 780, 822, + 840, 853, 861, 896, 910, 920, 926, 954, 964, 971, 975, 336, 344, 359, 381, + 449, 459, 477, 503, 577, 586, 602, 625, 689, 697, 711, 731, 785, 792, 804, + 821, 865, 871, 881, 895, 929, 934, 942, 953, 977, 981, 987, 995, 343, 358, + 380, 408, 458, 476, 502, 533, 585, 601, 624, 651, 696, 710, 730, 753, 791, + 803, 820, 839, 870, 880, 894, 909, 933, 941, 952, 963, 980, 986, 994, 1001, + 357, 379, 407, 428, 475, 501, 532, 555, 600, 623, 650, 670, 709, 729, 752, + 769, 802, 819, 838, 852, 879, 893, 908, 919, 940, 951, 962, 970, 985, 993, + 1000, 1005, 378, 406, 427, 441, 500, 531, 554, 569, 622, 649, 669, 682, 728, + 751, 768, 779, 818, 837, 851, 860, 892, 907, 918, 925, 950, 961, 969, 974, + 992, 999, 1004, 1007, 448, 457, 474, 499, 576, 584, 599, 621, 688, 695, 708, + 727, 784, 790, 801, 817, 864, 869, 878, 891, 928, 932, 939, 949, 976, 979, + 984, 991, 1008, 1010, 1013, 1017, 456, 473, 498, 530, 583, 598, 620, 648, + 694, 707, 726, 750, 789, 800, 816, 836, 868, 877, 890, 906, 931, 938, 948, + 960, 978, 983, 990, 998, 1009, 1012, 1016, 1020, 472, 497, 529, 553, 597, + 619, 647, 668, 706, 725, 749, 767, 799, 815, 835, 850, 876, 889, 905, 917, + 937, 947, 959, 968, 982, 989, 997, 1003, 1011, 1015, 1019, 1022, 496, 528, + 552, 568, 618, 646, 667, 681, 724, 748, 766, 778, 814, 834, 849, 859, 888, + 904, 916, 924, 946, 958, 967, 973, 988, 996, 1002, 1006, 1014, 1018, 1021, + 1023, +}; + +const scan_order vp9_default_scan_orders[TX_SIZES] = { + {default_scan_4x4, vp9_default_iscan_4x4, default_scan_4x4_neighbors}, + {default_scan_8x8, vp9_default_iscan_8x8, default_scan_8x8_neighbors}, + {default_scan_16x16, vp9_default_iscan_16x16, default_scan_16x16_neighbors}, + {default_scan_32x32, vp9_default_iscan_32x32, default_scan_32x32_neighbors}, +}; + +const scan_order vp9_scan_orders[TX_SIZES][TX_TYPES] = { + { // TX_4X4 + {default_scan_4x4, vp9_default_iscan_4x4, default_scan_4x4_neighbors}, + {row_scan_4x4, vp9_row_iscan_4x4, row_scan_4x4_neighbors}, + {col_scan_4x4, vp9_col_iscan_4x4, col_scan_4x4_neighbors}, + {default_scan_4x4, vp9_default_iscan_4x4, default_scan_4x4_neighbors} + }, { // TX_8X8 + {default_scan_8x8, vp9_default_iscan_8x8, default_scan_8x8_neighbors}, + {row_scan_8x8, vp9_row_iscan_8x8, row_scan_8x8_neighbors}, + {col_scan_8x8, vp9_col_iscan_8x8, col_scan_8x8_neighbors}, + {default_scan_8x8, vp9_default_iscan_8x8, default_scan_8x8_neighbors} + }, { // TX_16X16 + {default_scan_16x16, vp9_default_iscan_16x16, default_scan_16x16_neighbors}, + {row_scan_16x16, vp9_row_iscan_16x16, row_scan_16x16_neighbors}, + {col_scan_16x16, vp9_col_iscan_16x16, col_scan_16x16_neighbors}, + {default_scan_16x16, vp9_default_iscan_16x16, default_scan_16x16_neighbors} + }, { // TX_32X32 + {default_scan_32x32, vp9_default_iscan_32x32, default_scan_32x32_neighbors}, + {default_scan_32x32, vp9_default_iscan_32x32, default_scan_32x32_neighbors}, + {default_scan_32x32, vp9_default_iscan_32x32, default_scan_32x32_neighbors}, + {default_scan_32x32, vp9_default_iscan_32x32, default_scan_32x32_neighbors}, + } +}; diff --git a/media/libvpx/vp9/common/vp9_scan.h b/media/libvpx/vp9/common/vp9_scan.h new file mode 100644 index 000000000..1d86b5cfe --- /dev/null +++ b/media/libvpx/vp9/common/vp9_scan.h @@ -0,0 +1,57 @@ +/* + * Copyright (c) 2013 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_SCAN_H_ +#define VP9_COMMON_VP9_SCAN_H_ + +#include "vpx/vpx_integer.h" +#include "vpx_ports/mem.h" + +#include "vp9/common/vp9_enums.h" +#include "vp9/common/vp9_blockd.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#define MAX_NEIGHBORS 2 + +typedef struct { + const int16_t *scan; + const int16_t *iscan; + const int16_t *neighbors; +} scan_order; + +extern const scan_order vp9_default_scan_orders[TX_SIZES]; +extern const scan_order vp9_scan_orders[TX_SIZES][TX_TYPES]; + +static INLINE int get_coef_context(const int16_t *neighbors, + const uint8_t *token_cache, int c) { + return (1 + token_cache[neighbors[MAX_NEIGHBORS * c + 0]] + + token_cache[neighbors[MAX_NEIGHBORS * c + 1]]) >> 1; +} + +static INLINE const scan_order *get_scan(const MACROBLOCKD *xd, TX_SIZE tx_size, + PLANE_TYPE type, int block_idx) { + const MODE_INFO *const mi = xd->mi[0]; + + if (is_inter_block(&mi->mbmi) || type != PLANE_TYPE_Y || xd->lossless) { + return &vp9_default_scan_orders[tx_size]; + } else { + const PREDICTION_MODE mode = get_y_mode(mi, block_idx); + return &vp9_scan_orders[tx_size][intra_mode_to_tx_type_lookup[mode]]; + } +} + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_SCAN_H_ diff --git a/media/libvpx/vp9/common/vp9_seg_common.c b/media/libvpx/vp9/common/vp9_seg_common.c new file mode 100644 index 000000000..910200ecc --- /dev/null +++ b/media/libvpx/vp9/common/vp9_seg_common.c @@ -0,0 +1,75 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <assert.h> + +#include "vp9/common/vp9_blockd.h" +#include "vp9/common/vp9_loopfilter.h" +#include "vp9/common/vp9_seg_common.h" +#include "vp9/common/vp9_quant_common.h" + +static const int seg_feature_data_signed[SEG_LVL_MAX] = { 1, 1, 0, 0 }; + +static const int seg_feature_data_max[SEG_LVL_MAX] = { + MAXQ, MAX_LOOP_FILTER, 3, 0 }; + +// These functions provide access to new segment level features. +// Eventually these function may be "optimized out" but for the moment, +// the coding mechanism is still subject to change so these provide a +// convenient single point of change. + +int vp9_segfeature_active(const struct segmentation *seg, int segment_id, + SEG_LVL_FEATURES feature_id) { + return seg->enabled && + (seg->feature_mask[segment_id] & (1 << feature_id)); +} + +void vp9_clearall_segfeatures(struct segmentation *seg) { + vp9_zero(seg->feature_data); + vp9_zero(seg->feature_mask); +} + +void vp9_enable_segfeature(struct segmentation *seg, int segment_id, + SEG_LVL_FEATURES feature_id) { + seg->feature_mask[segment_id] |= 1 << feature_id; +} + +int vp9_seg_feature_data_max(SEG_LVL_FEATURES feature_id) { + return seg_feature_data_max[feature_id]; +} + +int vp9_is_segfeature_signed(SEG_LVL_FEATURES feature_id) { + return seg_feature_data_signed[feature_id]; +} + +void vp9_set_segdata(struct segmentation *seg, int segment_id, + SEG_LVL_FEATURES feature_id, int seg_data) { + assert(seg_data <= seg_feature_data_max[feature_id]); + if (seg_data < 0) { + assert(seg_feature_data_signed[feature_id]); + assert(-seg_data <= seg_feature_data_max[feature_id]); + } + + seg->feature_data[segment_id][feature_id] = seg_data; +} + +int vp9_get_segdata(const struct segmentation *seg, int segment_id, + SEG_LVL_FEATURES feature_id) { + return seg->feature_data[segment_id][feature_id]; +} + + +const vp9_tree_index vp9_segment_tree[TREE_SIZE(MAX_SEGMENTS)] = { + 2, 4, 6, 8, 10, 12, + 0, -1, -2, -3, -4, -5, -6, -7 +}; + + +// TBD? Functions to read and write segment data with range / validity checking diff --git a/media/libvpx/vp9/common/vp9_seg_common.h b/media/libvpx/vp9/common/vp9_seg_common.h new file mode 100644 index 000000000..ff2d66a36 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_seg_common.h @@ -0,0 +1,82 @@ +/* + * Copyright (c) 2012 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_SEG_COMMON_H_ +#define VP9_COMMON_VP9_SEG_COMMON_H_ + +#include "vp9/common/vp9_prob.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#define SEGMENT_DELTADATA 0 +#define SEGMENT_ABSDATA 1 + +#define MAX_SEGMENTS 8 +#define SEG_TREE_PROBS (MAX_SEGMENTS-1) + +#define PREDICTION_PROBS 3 + +// Segment level features. +typedef enum { + SEG_LVL_ALT_Q = 0, // Use alternate Quantizer .... + SEG_LVL_ALT_LF = 1, // Use alternate loop filter value... + SEG_LVL_REF_FRAME = 2, // Optional Segment reference frame + SEG_LVL_SKIP = 3, // Optional Segment (0,0) + skip mode + SEG_LVL_MAX = 4 // Number of features supported +} SEG_LVL_FEATURES; + + +struct segmentation { + uint8_t enabled; + uint8_t update_map; + uint8_t update_data; + uint8_t abs_delta; + uint8_t temporal_update; + + vp9_prob tree_probs[SEG_TREE_PROBS]; + vp9_prob pred_probs[PREDICTION_PROBS]; + + int16_t feature_data[MAX_SEGMENTS][SEG_LVL_MAX]; + unsigned int feature_mask[MAX_SEGMENTS]; +}; + +int vp9_segfeature_active(const struct segmentation *seg, + int segment_id, + SEG_LVL_FEATURES feature_id); + +void vp9_clearall_segfeatures(struct segmentation *seg); + +void vp9_enable_segfeature(struct segmentation *seg, + int segment_id, + SEG_LVL_FEATURES feature_id); + +int vp9_seg_feature_data_max(SEG_LVL_FEATURES feature_id); + +int vp9_is_segfeature_signed(SEG_LVL_FEATURES feature_id); + +void vp9_set_segdata(struct segmentation *seg, + int segment_id, + SEG_LVL_FEATURES feature_id, + int seg_data); + +int vp9_get_segdata(const struct segmentation *seg, + int segment_id, + SEG_LVL_FEATURES feature_id); + +extern const vp9_tree_index vp9_segment_tree[TREE_SIZE(MAX_SEGMENTS)]; + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_SEG_COMMON_H_ + diff --git a/media/libvpx/vp9/common/vp9_systemdependent.h b/media/libvpx/vp9/common/vp9_systemdependent.h new file mode 100644 index 000000000..fc77762de --- /dev/null +++ b/media/libvpx/vp9/common/vp9_systemdependent.h @@ -0,0 +1,84 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_SYSTEMDEPENDENT_H_ +#define VP9_COMMON_VP9_SYSTEMDEPENDENT_H_ + +#include "vpx_ports/msvc.h" + +#ifdef _MSC_VER +# include <math.h> // the ceil() definition must precede intrin.h +# if _MSC_VER > 1310 && (defined(_M_X64) || defined(_M_IX86)) +# include <intrin.h> +# define USE_MSC_INTRINSICS +# endif +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +#include "./vpx_config.h" +#if ARCH_X86 || ARCH_X86_64 +void vpx_reset_mmx_state(void); +#define vp9_clear_system_state() vpx_reset_mmx_state() +#else +#define vp9_clear_system_state() +#endif + +#if defined(_MSC_VER) && _MSC_VER < 1800 +// round is not defined in MSVC before VS2013. +static INLINE int round(double x) { + if (x < 0) + return (int)ceil(x - 0.5); + else + return (int)floor(x + 0.5); +} +#endif + +// use GNU builtins where available. +#if defined(__GNUC__) && \ + ((__GNUC__ == 3 && __GNUC_MINOR__ >= 4) || __GNUC__ >= 4) +static INLINE int get_msb(unsigned int n) { + return 31 ^ __builtin_clz(n); +} +#elif defined(USE_MSC_INTRINSICS) +#pragma intrinsic(_BitScanReverse) + +static INLINE int get_msb(unsigned int n) { + unsigned long first_set_bit; + _BitScanReverse(&first_set_bit, n); + return first_set_bit; +} +#undef USE_MSC_INTRINSICS +#else +// Returns (int)floor(log2(n)). n must be > 0. +static INLINE int get_msb(unsigned int n) { + int log = 0; + unsigned int value = n; + int i; + + for (i = 4; i >= 0; --i) { + const int shift = (1 << i); + const unsigned int x = value >> shift; + if (x != 0) { + value = x; + log += shift; + } + } + return log; +} +#endif + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_SYSTEMDEPENDENT_H_ diff --git a/media/libvpx/vp9/common/vp9_thread.c b/media/libvpx/vp9/common/vp9_thread.c new file mode 100644 index 000000000..1c6aec032 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_thread.c @@ -0,0 +1,184 @@ +// Copyright 2013 Google Inc. All Rights Reserved. +// +// Use of this source code is governed by a BSD-style license +// that can be found in the COPYING file in the root of the source +// tree. An additional intellectual property rights grant can be found +// in the file PATENTS. All contributing project authors may +// be found in the AUTHORS file in the root of the source tree. +// ----------------------------------------------------------------------------- +// +// Multi-threaded worker +// +// Original source: +// http://git.chromium.org/webm/libwebp.git +// 100644 blob 264210ba2807e4da47eb5d18c04cf869d89b9784 src/utils/thread.c + +#include <assert.h> +#include <string.h> // for memset() +#include "./vp9_thread.h" +#include "vpx_mem/vpx_mem.h" + +#if CONFIG_MULTITHREAD + +struct VP9WorkerImpl { + pthread_mutex_t mutex_; + pthread_cond_t condition_; + pthread_t thread_; +}; + +//------------------------------------------------------------------------------ + +static void execute(VP9Worker *const worker); // Forward declaration. + +static THREADFN thread_loop(void *ptr) { + VP9Worker *const worker = (VP9Worker*)ptr; + int done = 0; + while (!done) { + pthread_mutex_lock(&worker->impl_->mutex_); + while (worker->status_ == OK) { // wait in idling mode + pthread_cond_wait(&worker->impl_->condition_, &worker->impl_->mutex_); + } + if (worker->status_ == WORK) { + execute(worker); + worker->status_ = OK; + } else if (worker->status_ == NOT_OK) { // finish the worker + done = 1; + } + // signal to the main thread that we're done (for sync()) + pthread_cond_signal(&worker->impl_->condition_); + pthread_mutex_unlock(&worker->impl_->mutex_); + } + return THREAD_RETURN(NULL); // Thread is finished +} + +// main thread state control +static void change_state(VP9Worker *const worker, + VP9WorkerStatus new_status) { + // No-op when attempting to change state on a thread that didn't come up. + // Checking status_ without acquiring the lock first would result in a data + // race. + if (worker->impl_ == NULL) return; + + pthread_mutex_lock(&worker->impl_->mutex_); + if (worker->status_ >= OK) { + // wait for the worker to finish + while (worker->status_ != OK) { + pthread_cond_wait(&worker->impl_->condition_, &worker->impl_->mutex_); + } + // assign new status and release the working thread if needed + if (new_status != OK) { + worker->status_ = new_status; + pthread_cond_signal(&worker->impl_->condition_); + } + } + pthread_mutex_unlock(&worker->impl_->mutex_); +} + +#endif // CONFIG_MULTITHREAD + +//------------------------------------------------------------------------------ + +static void init(VP9Worker *const worker) { + memset(worker, 0, sizeof(*worker)); + worker->status_ = NOT_OK; +} + +static int sync(VP9Worker *const worker) { +#if CONFIG_MULTITHREAD + change_state(worker, OK); +#endif + assert(worker->status_ <= OK); + return !worker->had_error; +} + +static int reset(VP9Worker *const worker) { + int ok = 1; + worker->had_error = 0; + if (worker->status_ < OK) { +#if CONFIG_MULTITHREAD + worker->impl_ = (VP9WorkerImpl*)vpx_calloc(1, sizeof(*worker->impl_)); + if (worker->impl_ == NULL) { + return 0; + } + if (pthread_mutex_init(&worker->impl_->mutex_, NULL)) { + goto Error; + } + if (pthread_cond_init(&worker->impl_->condition_, NULL)) { + pthread_mutex_destroy(&worker->impl_->mutex_); + goto Error; + } + pthread_mutex_lock(&worker->impl_->mutex_); + ok = !pthread_create(&worker->impl_->thread_, NULL, thread_loop, worker); + if (ok) worker->status_ = OK; + pthread_mutex_unlock(&worker->impl_->mutex_); + if (!ok) { + pthread_mutex_destroy(&worker->impl_->mutex_); + pthread_cond_destroy(&worker->impl_->condition_); + Error: + vpx_free(worker->impl_); + worker->impl_ = NULL; + return 0; + } +#else + worker->status_ = OK; +#endif + } else if (worker->status_ > OK) { + ok = sync(worker); + } + assert(!ok || (worker->status_ == OK)); + return ok; +} + +static void execute(VP9Worker *const worker) { + if (worker->hook != NULL) { + worker->had_error |= !worker->hook(worker->data1, worker->data2); + } +} + +static void launch(VP9Worker *const worker) { +#if CONFIG_MULTITHREAD + change_state(worker, WORK); +#else + execute(worker); +#endif +} + +static void end(VP9Worker *const worker) { +#if CONFIG_MULTITHREAD + if (worker->impl_ != NULL) { + change_state(worker, NOT_OK); + pthread_join(worker->impl_->thread_, NULL); + pthread_mutex_destroy(&worker->impl_->mutex_); + pthread_cond_destroy(&worker->impl_->condition_); + vpx_free(worker->impl_); + worker->impl_ = NULL; + } +#else + worker->status_ = NOT_OK; + assert(worker->impl_ == NULL); +#endif + assert(worker->status_ == NOT_OK); +} + +//------------------------------------------------------------------------------ + +static VP9WorkerInterface g_worker_interface = { + init, reset, sync, launch, execute, end +}; + +int vp9_set_worker_interface(const VP9WorkerInterface* const winterface) { + if (winterface == NULL || + winterface->init == NULL || winterface->reset == NULL || + winterface->sync == NULL || winterface->launch == NULL || + winterface->execute == NULL || winterface->end == NULL) { + return 0; + } + g_worker_interface = *winterface; + return 1; +} + +const VP9WorkerInterface *vp9_get_worker_interface(void) { + return &g_worker_interface; +} + +//------------------------------------------------------------------------------ diff --git a/media/libvpx/vp9/common/vp9_thread.h b/media/libvpx/vp9/common/vp9_thread.h new file mode 100644 index 000000000..12848fede --- /dev/null +++ b/media/libvpx/vp9/common/vp9_thread.h @@ -0,0 +1,223 @@ +// Copyright 2013 Google Inc. All Rights Reserved. +// +// Use of this source code is governed by a BSD-style license +// that can be found in the COPYING file in the root of the source +// tree. An additional intellectual property rights grant can be found +// in the file PATENTS. All contributing project authors may +// be found in the AUTHORS file in the root of the source tree. +// ----------------------------------------------------------------------------- +// +// Multi-threaded worker +// +// Original source: +// http://git.chromium.org/webm/libwebp.git +// 100644 blob 7bd451b124ae3b81596abfbcc823e3cb129d3a38 src/utils/thread.h + +#ifndef VP9_DECODER_VP9_THREAD_H_ +#define VP9_DECODER_VP9_THREAD_H_ + +#include "./vpx_config.h" + +#ifdef __cplusplus +extern "C" { +#endif + +// Set maximum decode threads to be 8 due to the limit of frame buffers +// and not enough semaphores in the emulation layer on windows. +#define MAX_DECODE_THREADS 8 + +#if CONFIG_MULTITHREAD + +#if defined(_WIN32) && !HAVE_PTHREAD_H +#include <errno.h> // NOLINT +#include <process.h> // NOLINT +#include <windows.h> // NOLINT +typedef HANDLE pthread_t; +typedef CRITICAL_SECTION pthread_mutex_t; +typedef struct { + HANDLE waiting_sem_; + HANDLE received_sem_; + HANDLE signal_event_; +} pthread_cond_t; + +//------------------------------------------------------------------------------ +// simplistic pthread emulation layer + +// _beginthreadex requires __stdcall +#define THREADFN unsigned int __stdcall +#define THREAD_RETURN(val) (unsigned int)((DWORD_PTR)val) + +static INLINE int pthread_create(pthread_t* const thread, const void* attr, + unsigned int (__stdcall *start)(void*), + void* arg) { + (void)attr; + *thread = (pthread_t)_beginthreadex(NULL, /* void *security */ + 0, /* unsigned stack_size */ + start, + arg, + 0, /* unsigned initflag */ + NULL); /* unsigned *thrdaddr */ + if (*thread == NULL) return 1; + SetThreadPriority(*thread, THREAD_PRIORITY_ABOVE_NORMAL); + return 0; +} + +static INLINE int pthread_join(pthread_t thread, void** value_ptr) { + (void)value_ptr; + return (WaitForSingleObject(thread, INFINITE) != WAIT_OBJECT_0 || + CloseHandle(thread) == 0); +} + +// Mutex +static INLINE int pthread_mutex_init(pthread_mutex_t *const mutex, + void* mutexattr) { + (void)mutexattr; + InitializeCriticalSection(mutex); + return 0; +} + +static INLINE int pthread_mutex_trylock(pthread_mutex_t *const mutex) { + return TryEnterCriticalSection(mutex) ? 0 : EBUSY; +} + +static INLINE int pthread_mutex_lock(pthread_mutex_t *const mutex) { + EnterCriticalSection(mutex); + return 0; +} + +static INLINE int pthread_mutex_unlock(pthread_mutex_t *const mutex) { + LeaveCriticalSection(mutex); + return 0; +} + +static INLINE int pthread_mutex_destroy(pthread_mutex_t *const mutex) { + DeleteCriticalSection(mutex); + return 0; +} + +// Condition +static INLINE int pthread_cond_destroy(pthread_cond_t *const condition) { + int ok = 1; + ok &= (CloseHandle(condition->waiting_sem_) != 0); + ok &= (CloseHandle(condition->received_sem_) != 0); + ok &= (CloseHandle(condition->signal_event_) != 0); + return !ok; +} + +static INLINE int pthread_cond_init(pthread_cond_t *const condition, + void* cond_attr) { + (void)cond_attr; + condition->waiting_sem_ = CreateSemaphore(NULL, 0, MAX_DECODE_THREADS, NULL); + condition->received_sem_ = CreateSemaphore(NULL, 0, MAX_DECODE_THREADS, NULL); + condition->signal_event_ = CreateEvent(NULL, FALSE, FALSE, NULL); + if (condition->waiting_sem_ == NULL || + condition->received_sem_ == NULL || + condition->signal_event_ == NULL) { + pthread_cond_destroy(condition); + return 1; + } + return 0; +} + +static INLINE int pthread_cond_signal(pthread_cond_t *const condition) { + int ok = 1; + if (WaitForSingleObject(condition->waiting_sem_, 0) == WAIT_OBJECT_0) { + // a thread is waiting in pthread_cond_wait: allow it to be notified + ok = SetEvent(condition->signal_event_); + // wait until the event is consumed so the signaler cannot consume + // the event via its own pthread_cond_wait. + ok &= (WaitForSingleObject(condition->received_sem_, INFINITE) != + WAIT_OBJECT_0); + } + return !ok; +} + +static INLINE int pthread_cond_wait(pthread_cond_t *const condition, + pthread_mutex_t *const mutex) { + int ok; + // note that there is a consumer available so the signal isn't dropped in + // pthread_cond_signal + if (!ReleaseSemaphore(condition->waiting_sem_, 1, NULL)) + return 1; + // now unlock the mutex so pthread_cond_signal may be issued + pthread_mutex_unlock(mutex); + ok = (WaitForSingleObject(condition->signal_event_, INFINITE) == + WAIT_OBJECT_0); + ok &= ReleaseSemaphore(condition->received_sem_, 1, NULL); + pthread_mutex_lock(mutex); + return !ok; +} +#else // _WIN32 +#include <pthread.h> // NOLINT +# define THREADFN void* +# define THREAD_RETURN(val) val +#endif + +#endif // CONFIG_MULTITHREAD + +// State of the worker thread object +typedef enum { + NOT_OK = 0, // object is unusable + OK, // ready to work + WORK // busy finishing the current task +} VP9WorkerStatus; + +// Function to be called by the worker thread. Takes two opaque pointers as +// arguments (data1 and data2), and should return false in case of error. +typedef int (*VP9WorkerHook)(void*, void*); + +// Platform-dependent implementation details for the worker. +typedef struct VP9WorkerImpl VP9WorkerImpl; + +// Synchronization object used to launch job in the worker thread +typedef struct { + VP9WorkerImpl *impl_; + VP9WorkerStatus status_; + VP9WorkerHook hook; // hook to call + void *data1; // first argument passed to 'hook' + void *data2; // second argument passed to 'hook' + int had_error; // return value of the last call to 'hook' +} VP9Worker; + +// The interface for all thread-worker related functions. All these functions +// must be implemented. +typedef struct { + // Must be called first, before any other method. + void (*init)(VP9Worker *const worker); + // Must be called to initialize the object and spawn the thread. Re-entrant. + // Will potentially launch the thread. Returns false in case of error. + int (*reset)(VP9Worker *const worker); + // Makes sure the previous work is finished. Returns true if worker->had_error + // was not set and no error condition was triggered by the working thread. + int (*sync)(VP9Worker *const worker); + // Triggers the thread to call hook() with data1 and data2 arguments. These + // hook/data1/data2 values can be changed at any time before calling this + // function, but not be changed afterward until the next call to Sync(). + void (*launch)(VP9Worker *const worker); + // This function is similar to launch() except that it calls the + // hook directly instead of using a thread. Convenient to bypass the thread + // mechanism while still using the VP9Worker structs. sync() must + // still be called afterward (for error reporting). + void (*execute)(VP9Worker *const worker); + // Kill the thread and terminate the object. To use the object again, one + // must call reset() again. + void (*end)(VP9Worker *const worker); +} VP9WorkerInterface; + +// Install a new set of threading functions, overriding the defaults. This +// should be done before any workers are started, i.e., before any encoding or +// decoding takes place. The contents of the interface struct are copied, it +// is safe to free the corresponding memory after this call. This function is +// not thread-safe. Return false in case of invalid pointer or methods. +int vp9_set_worker_interface(const VP9WorkerInterface *const winterface); + +// Retrieve the currently set thread worker interface. +const VP9WorkerInterface *vp9_get_worker_interface(void); + +//------------------------------------------------------------------------------ + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_DECODER_VP9_THREAD_H_ diff --git a/media/libvpx/vp9/common/vp9_thread_common.c b/media/libvpx/vp9/common/vp9_thread_common.c new file mode 100644 index 000000000..cba57ff41 --- /dev/null +++ b/media/libvpx/vp9/common/vp9_thread_common.c @@ -0,0 +1,436 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "./vpx_config.h" +#include "vpx_mem/vpx_mem.h" +#include "vp9/common/vp9_entropymode.h" +#include "vp9/common/vp9_thread_common.h" +#include "vp9/common/vp9_reconinter.h" +#include "vp9/common/vp9_loopfilter.h" + +#if CONFIG_MULTITHREAD +static INLINE void mutex_lock(pthread_mutex_t *const mutex) { + const int kMaxTryLocks = 4000; + int locked = 0; + int i; + + for (i = 0; i < kMaxTryLocks; ++i) { + if (!pthread_mutex_trylock(mutex)) { + locked = 1; + break; + } + } + + if (!locked) + pthread_mutex_lock(mutex); +} +#endif // CONFIG_MULTITHREAD + +static INLINE void sync_read(VP9LfSync *const lf_sync, int r, int c) { +#if CONFIG_MULTITHREAD + const int nsync = lf_sync->sync_range; + + if (r && !(c & (nsync - 1))) { + pthread_mutex_t *const mutex = &lf_sync->mutex_[r - 1]; + mutex_lock(mutex); + + while (c > lf_sync->cur_sb_col[r - 1] - nsync) { + pthread_cond_wait(&lf_sync->cond_[r - 1], mutex); + } + pthread_mutex_unlock(mutex); + } +#else + (void)lf_sync; + (void)r; + (void)c; +#endif // CONFIG_MULTITHREAD +} + +static INLINE void sync_write(VP9LfSync *const lf_sync, int r, int c, + const int sb_cols) { +#if CONFIG_MULTITHREAD + const int nsync = lf_sync->sync_range; + int cur; + // Only signal when there are enough filtered SB for next row to run. + int sig = 1; + + if (c < sb_cols - 1) { + cur = c; + if (c % nsync) + sig = 0; + } else { + cur = sb_cols + nsync; + } + + if (sig) { + mutex_lock(&lf_sync->mutex_[r]); + + lf_sync->cur_sb_col[r] = cur; + + pthread_cond_signal(&lf_sync->cond_[r]); + pthread_mutex_unlock(&lf_sync->mutex_[r]); + } +#else + (void)lf_sync; + (void)r; + (void)c; + (void)sb_cols; +#endif // CONFIG_MULTITHREAD +} + +// Implement row loopfiltering for each thread. +static INLINE +void thread_loop_filter_rows(const YV12_BUFFER_CONFIG *const frame_buffer, + VP9_COMMON *const cm, + struct macroblockd_plane planes[MAX_MB_PLANE], + int start, int stop, int y_only, + VP9LfSync *const lf_sync) { + const int num_planes = y_only ? 1 : MAX_MB_PLANE; + const int sb_cols = mi_cols_aligned_to_sb(cm->mi_cols) >> MI_BLOCK_SIZE_LOG2; + int mi_row, mi_col; + enum lf_path path; + if (y_only) + path = LF_PATH_444; + else if (planes[1].subsampling_y == 1 && planes[1].subsampling_x == 1) + path = LF_PATH_420; + else if (planes[1].subsampling_y == 0 && planes[1].subsampling_x == 0) + path = LF_PATH_444; + else + path = LF_PATH_SLOW; + + for (mi_row = start; mi_row < stop; + mi_row += lf_sync->num_workers * MI_BLOCK_SIZE) { + MODE_INFO **const mi = cm->mi_grid_visible + mi_row * cm->mi_stride; + + for (mi_col = 0; mi_col < cm->mi_cols; mi_col += MI_BLOCK_SIZE) { + const int r = mi_row >> MI_BLOCK_SIZE_LOG2; + const int c = mi_col >> MI_BLOCK_SIZE_LOG2; + LOOP_FILTER_MASK lfm; + int plane; + + sync_read(lf_sync, r, c); + + vp9_setup_dst_planes(planes, frame_buffer, mi_row, mi_col); + + // TODO(JBB): Make setup_mask work for non 420. + vp9_setup_mask(cm, mi_row, mi_col, mi + mi_col, cm->mi_stride, + &lfm); + + vp9_filter_block_plane_ss00(cm, &planes[0], mi_row, &lfm); + for (plane = 1; plane < num_planes; ++plane) { + switch (path) { + case LF_PATH_420: + vp9_filter_block_plane_ss11(cm, &planes[plane], mi_row, &lfm); + break; + case LF_PATH_444: + vp9_filter_block_plane_ss00(cm, &planes[plane], mi_row, &lfm); + break; + case LF_PATH_SLOW: + vp9_filter_block_plane_non420(cm, &planes[plane], mi + mi_col, + mi_row, mi_col); + break; + } + } + + sync_write(lf_sync, r, c, sb_cols); + } + } +} + +// Row-based multi-threaded loopfilter hook +static int loop_filter_row_worker(VP9LfSync *const lf_sync, + LFWorkerData *const lf_data) { + thread_loop_filter_rows(lf_data->frame_buffer, lf_data->cm, lf_data->planes, + lf_data->start, lf_data->stop, lf_data->y_only, + lf_sync); + return 1; +} + +static void loop_filter_rows_mt(YV12_BUFFER_CONFIG *frame, + VP9_COMMON *cm, + struct macroblockd_plane planes[MAX_MB_PLANE], + int start, int stop, int y_only, + VP9Worker *workers, int nworkers, + VP9LfSync *lf_sync) { + const VP9WorkerInterface *const winterface = vp9_get_worker_interface(); + // Number of superblock rows and cols + const int sb_rows = mi_cols_aligned_to_sb(cm->mi_rows) >> MI_BLOCK_SIZE_LOG2; + // Decoder may allocate more threads than number of tiles based on user's + // input. + const int tile_cols = 1 << cm->log2_tile_cols; + const int num_workers = MIN(nworkers, tile_cols); + int i; + + if (!lf_sync->sync_range || sb_rows != lf_sync->rows || + num_workers > lf_sync->num_workers) { + vp9_loop_filter_dealloc(lf_sync); + vp9_loop_filter_alloc(lf_sync, cm, sb_rows, cm->width, num_workers); + } + + // Initialize cur_sb_col to -1 for all SB rows. + memset(lf_sync->cur_sb_col, -1, sizeof(*lf_sync->cur_sb_col) * sb_rows); + + // Set up loopfilter thread data. + // The decoder is capping num_workers because it has been observed that using + // more threads on the loopfilter than there are cores will hurt performance + // on Android. This is because the system will only schedule the tile decode + // workers on cores equal to the number of tile columns. Then if the decoder + // tries to use more threads for the loopfilter, it will hurt performance + // because of contention. If the multithreading code changes in the future + // then the number of workers used by the loopfilter should be revisited. + for (i = 0; i < num_workers; ++i) { + VP9Worker *const worker = &workers[i]; + LFWorkerData *const lf_data = &lf_sync->lfdata[i]; + + worker->hook = (VP9WorkerHook)loop_filter_row_worker; + worker->data1 = lf_sync; + worker->data2 = lf_data; + + // Loopfilter data + vp9_loop_filter_data_reset(lf_data, frame, cm, planes); + lf_data->start = start + i * MI_BLOCK_SIZE; + lf_data->stop = stop; + lf_data->y_only = y_only; + + // Start loopfiltering + if (i == num_workers - 1) { + winterface->execute(worker); + } else { + winterface->launch(worker); + } + } + + // Wait till all rows are finished + for (i = 0; i < num_workers; ++i) { + winterface->sync(&workers[i]); + } +} + +void vp9_loop_filter_frame_mt(YV12_BUFFER_CONFIG *frame, + VP9_COMMON *cm, + struct macroblockd_plane planes[MAX_MB_PLANE], + int frame_filter_level, + int y_only, int partial_frame, + VP9Worker *workers, int num_workers, + VP9LfSync *lf_sync) { + int start_mi_row, end_mi_row, mi_rows_to_filter; + + if (!frame_filter_level) return; + + start_mi_row = 0; + mi_rows_to_filter = cm->mi_rows; + if (partial_frame && cm->mi_rows > 8) { + start_mi_row = cm->mi_rows >> 1; + start_mi_row &= 0xfffffff8; + mi_rows_to_filter = MAX(cm->mi_rows / 8, 8); + } + end_mi_row = start_mi_row + mi_rows_to_filter; + vp9_loop_filter_frame_init(cm, frame_filter_level); + + loop_filter_rows_mt(frame, cm, planes, start_mi_row, end_mi_row, + y_only, workers, num_workers, lf_sync); +} + +// Set up nsync by width. +static INLINE int get_sync_range(int width) { + // nsync numbers are picked by testing. For example, for 4k + // video, using 4 gives best performance. + if (width < 640) + return 1; + else if (width <= 1280) + return 2; + else if (width <= 4096) + return 4; + else + return 8; +} + +// Allocate memory for lf row synchronization +void vp9_loop_filter_alloc(VP9LfSync *lf_sync, VP9_COMMON *cm, int rows, + int width, int num_workers) { + lf_sync->rows = rows; +#if CONFIG_MULTITHREAD + { + int i; + + CHECK_MEM_ERROR(cm, lf_sync->mutex_, + vpx_malloc(sizeof(*lf_sync->mutex_) * rows)); + if (lf_sync->mutex_) { + for (i = 0; i < rows; ++i) { + pthread_mutex_init(&lf_sync->mutex_[i], NULL); + } + } + + CHECK_MEM_ERROR(cm, lf_sync->cond_, + vpx_malloc(sizeof(*lf_sync->cond_) * rows)); + if (lf_sync->cond_) { + for (i = 0; i < rows; ++i) { + pthread_cond_init(&lf_sync->cond_[i], NULL); + } + } + } +#endif // CONFIG_MULTITHREAD + + CHECK_MEM_ERROR(cm, lf_sync->lfdata, + vpx_malloc(num_workers * sizeof(*lf_sync->lfdata))); + lf_sync->num_workers = num_workers; + + CHECK_MEM_ERROR(cm, lf_sync->cur_sb_col, + vpx_malloc(sizeof(*lf_sync->cur_sb_col) * rows)); + + // Set up nsync. + lf_sync->sync_range = get_sync_range(width); +} + +// Deallocate lf synchronization related mutex and data +void vp9_loop_filter_dealloc(VP9LfSync *lf_sync) { + if (lf_sync != NULL) { +#if CONFIG_MULTITHREAD + int i; + + if (lf_sync->mutex_ != NULL) { + for (i = 0; i < lf_sync->rows; ++i) { + pthread_mutex_destroy(&lf_sync->mutex_[i]); + } + vpx_free(lf_sync->mutex_); + } + if (lf_sync->cond_ != NULL) { + for (i = 0; i < lf_sync->rows; ++i) { + pthread_cond_destroy(&lf_sync->cond_[i]); + } + vpx_free(lf_sync->cond_); + } +#endif // CONFIG_MULTITHREAD + vpx_free(lf_sync->lfdata); + vpx_free(lf_sync->cur_sb_col); + // clear the structure as the source of this call may be a resize in which + // case this call will be followed by an _alloc() which may fail. + vp9_zero(*lf_sync); + } +} + +// Accumulate frame counts. +void vp9_accumulate_frame_counts(VP9_COMMON *cm, FRAME_COUNTS *counts, + int is_dec) { + int i, j, k, l, m; + + for (i = 0; i < BLOCK_SIZE_GROUPS; i++) + for (j = 0; j < INTRA_MODES; j++) + cm->counts.y_mode[i][j] += counts->y_mode[i][j]; + + for (i = 0; i < INTRA_MODES; i++) + for (j = 0; j < INTRA_MODES; j++) + cm->counts.uv_mode[i][j] += counts->uv_mode[i][j]; + + for (i = 0; i < PARTITION_CONTEXTS; i++) + for (j = 0; j < PARTITION_TYPES; j++) + cm->counts.partition[i][j] += counts->partition[i][j]; + + if (is_dec) { + int n; + for (i = 0; i < TX_SIZES; i++) + for (j = 0; j < PLANE_TYPES; j++) + for (k = 0; k < REF_TYPES; k++) + for (l = 0; l < COEF_BANDS; l++) + for (m = 0; m < COEFF_CONTEXTS; m++) { + cm->counts.eob_branch[i][j][k][l][m] += + counts->eob_branch[i][j][k][l][m]; + for (n = 0; n < UNCONSTRAINED_NODES + 1; n++) + cm->counts.coef[i][j][k][l][m][n] += + counts->coef[i][j][k][l][m][n]; + } + } else { + for (i = 0; i < TX_SIZES; i++) + for (j = 0; j < PLANE_TYPES; j++) + for (k = 0; k < REF_TYPES; k++) + for (l = 0; l < COEF_BANDS; l++) + for (m = 0; m < COEFF_CONTEXTS; m++) + cm->counts.eob_branch[i][j][k][l][m] += + counts->eob_branch[i][j][k][l][m]; + // In the encoder, cm->counts.coef is only updated at frame + // level, so not need to accumulate it here. + // for (n = 0; n < UNCONSTRAINED_NODES + 1; n++) + // cm->counts.coef[i][j][k][l][m][n] += + // counts->coef[i][j][k][l][m][n]; + } + + for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; i++) + for (j = 0; j < SWITCHABLE_FILTERS; j++) + cm->counts.switchable_interp[i][j] += counts->switchable_interp[i][j]; + + for (i = 0; i < INTER_MODE_CONTEXTS; i++) + for (j = 0; j < INTER_MODES; j++) + cm->counts.inter_mode[i][j] += counts->inter_mode[i][j]; + + for (i = 0; i < INTRA_INTER_CONTEXTS; i++) + for (j = 0; j < 2; j++) + cm->counts.intra_inter[i][j] += counts->intra_inter[i][j]; + + for (i = 0; i < COMP_INTER_CONTEXTS; i++) + for (j = 0; j < 2; j++) + cm->counts.comp_inter[i][j] += counts->comp_inter[i][j]; + + for (i = 0; i < REF_CONTEXTS; i++) + for (j = 0; j < 2; j++) + for (k = 0; k < 2; k++) + cm->counts.single_ref[i][j][k] += counts->single_ref[i][j][k]; + + for (i = 0; i < REF_CONTEXTS; i++) + for (j = 0; j < 2; j++) + cm->counts.comp_ref[i][j] += counts->comp_ref[i][j]; + + for (i = 0; i < TX_SIZE_CONTEXTS; i++) { + for (j = 0; j < TX_SIZES; j++) + cm->counts.tx.p32x32[i][j] += counts->tx.p32x32[i][j]; + + for (j = 0; j < TX_SIZES - 1; j++) + cm->counts.tx.p16x16[i][j] += counts->tx.p16x16[i][j]; + + for (j = 0; j < TX_SIZES - 2; j++) + cm->counts.tx.p8x8[i][j] += counts->tx.p8x8[i][j]; + } + + for (i = 0; i < TX_SIZES; i++) + cm->counts.tx.tx_totals[i] += counts->tx.tx_totals[i]; + + for (i = 0; i < SKIP_CONTEXTS; i++) + for (j = 0; j < 2; j++) + cm->counts.skip[i][j] += counts->skip[i][j]; + + for (i = 0; i < MV_JOINTS; i++) + cm->counts.mv.joints[i] += counts->mv.joints[i]; + + for (k = 0; k < 2; k++) { + nmv_component_counts *comps = &cm->counts.mv.comps[k]; + nmv_component_counts *comps_t = &counts->mv.comps[k]; + + for (i = 0; i < 2; i++) { + comps->sign[i] += comps_t->sign[i]; + comps->class0_hp[i] += comps_t->class0_hp[i]; + comps->hp[i] += comps_t->hp[i]; + } + + for (i = 0; i < MV_CLASSES; i++) + comps->classes[i] += comps_t->classes[i]; + + for (i = 0; i < CLASS0_SIZE; i++) { + comps->class0[i] += comps_t->class0[i]; + for (j = 0; j < MV_FP_SIZE; j++) + comps->class0_fp[i][j] += comps_t->class0_fp[i][j]; + } + + for (i = 0; i < MV_OFFSET_BITS; i++) + for (j = 0; j < 2; j++) + comps->bits[i][j] += comps_t->bits[i][j]; + + for (i = 0; i < MV_FP_SIZE; i++) + comps->fp[i] += comps_t->fp[i]; + } +} diff --git a/media/libvpx/vp9/common/vp9_thread_common.h b/media/libvpx/vp9/common/vp9_thread_common.h new file mode 100644 index 000000000..3b3a6996a --- /dev/null +++ b/media/libvpx/vp9/common/vp9_thread_common.h @@ -0,0 +1,57 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_LOOPFILTER_THREAD_H_ +#define VP9_COMMON_VP9_LOOPFILTER_THREAD_H_ +#include "./vpx_config.h" +#include "vp9/common/vp9_loopfilter.h" +#include "vp9/common/vp9_thread.h" + +struct VP9Common; +struct FRAME_COUNTS; + +// Loopfilter row synchronization +typedef struct VP9LfSyncData { +#if CONFIG_MULTITHREAD + pthread_mutex_t *mutex_; + pthread_cond_t *cond_; +#endif + // Allocate memory to store the loop-filtered superblock index in each row. + int *cur_sb_col; + // The optimal sync_range for different resolution and platform should be + // determined by testing. Currently, it is chosen to be a power-of-2 number. + int sync_range; + int rows; + + // Row-based parallel loopfilter data + LFWorkerData *lfdata; + int num_workers; +} VP9LfSync; + +// Allocate memory for loopfilter row synchronization. +void vp9_loop_filter_alloc(VP9LfSync *lf_sync, struct VP9Common *cm, int rows, + int width, int num_workers); + +// Deallocate loopfilter synchronization related mutex and data. +void vp9_loop_filter_dealloc(VP9LfSync *lf_sync); + +// Multi-threaded loopfilter that uses the tile threads. +void vp9_loop_filter_frame_mt(YV12_BUFFER_CONFIG *frame, + struct VP9Common *cm, + struct macroblockd_plane planes[MAX_MB_PLANE], + int frame_filter_level, + int y_only, int partial_frame, + VP9Worker *workers, int num_workers, + VP9LfSync *lf_sync); + +void vp9_accumulate_frame_counts(struct VP9Common *cm, + struct FRAME_COUNTS *counts, int is_dec); + +#endif // VP9_COMMON_VP9_LOOPFILTER_THREAD_H_ diff --git a/media/libvpx/vp9/common/vp9_tile_common.c b/media/libvpx/vp9/common/vp9_tile_common.c new file mode 100644 index 000000000..7a20e0a9e --- /dev/null +++ b/media/libvpx/vp9/common/vp9_tile_common.c @@ -0,0 +1,59 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "vp9/common/vp9_tile_common.h" + +#include "vp9/common/vp9_onyxc_int.h" + +#define MIN_TILE_WIDTH_B64 4 +#define MAX_TILE_WIDTH_B64 64 + +static int get_tile_offset(int idx, int mis, int log2) { + const int sb_cols = mi_cols_aligned_to_sb(mis) >> MI_BLOCK_SIZE_LOG2; + const int offset = ((idx * sb_cols) >> log2) << MI_BLOCK_SIZE_LOG2; + return MIN(offset, mis); +} + +void vp9_tile_set_row(TileInfo *tile, const VP9_COMMON *cm, int row) { + tile->mi_row_start = get_tile_offset(row, cm->mi_rows, cm->log2_tile_rows); + tile->mi_row_end = get_tile_offset(row + 1, cm->mi_rows, cm->log2_tile_rows); +} + +void vp9_tile_set_col(TileInfo *tile, const VP9_COMMON *cm, int col) { + tile->mi_col_start = get_tile_offset(col, cm->mi_cols, cm->log2_tile_cols); + tile->mi_col_end = get_tile_offset(col + 1, cm->mi_cols, cm->log2_tile_cols); +} + +void vp9_tile_init(TileInfo *tile, const VP9_COMMON *cm, int row, int col) { + vp9_tile_set_row(tile, cm, row); + vp9_tile_set_col(tile, cm, col); +} + +static int get_min_log2_tile_cols(const int sb64_cols) { + int min_log2 = 0; + while ((MAX_TILE_WIDTH_B64 << min_log2) < sb64_cols) + ++min_log2; + return min_log2; +} + +static int get_max_log2_tile_cols(const int sb64_cols) { + int max_log2 = 1; + while ((sb64_cols >> max_log2) >= MIN_TILE_WIDTH_B64) + ++max_log2; + return max_log2 - 1; +} + +void vp9_get_tile_n_bits(int mi_cols, + int *min_log2_tile_cols, int *max_log2_tile_cols) { + const int sb64_cols = mi_cols_aligned_to_sb(mi_cols) >> MI_BLOCK_SIZE_LOG2; + *min_log2_tile_cols = get_min_log2_tile_cols(sb64_cols); + *max_log2_tile_cols = get_max_log2_tile_cols(sb64_cols); + assert(*min_log2_tile_cols <= *max_log2_tile_cols); +} diff --git a/media/libvpx/vp9/common/vp9_tile_common.h b/media/libvpx/vp9/common/vp9_tile_common.h new file mode 100644 index 000000000..ae58805de --- /dev/null +++ b/media/libvpx/vp9/common/vp9_tile_common.h @@ -0,0 +1,40 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#ifndef VP9_COMMON_VP9_TILE_COMMON_H_ +#define VP9_COMMON_VP9_TILE_COMMON_H_ + +#ifdef __cplusplus +extern "C" { +#endif + +struct VP9Common; + +typedef struct TileInfo { + int mi_row_start, mi_row_end; + int mi_col_start, mi_col_end; +} TileInfo; + +// initializes 'tile->mi_(row|col)_(start|end)' for (row, col) based on +// 'cm->log2_tile_(rows|cols)' & 'cm->mi_(rows|cols)' +void vp9_tile_init(TileInfo *tile, const struct VP9Common *cm, + int row, int col); + +void vp9_tile_set_row(TileInfo *tile, const struct VP9Common *cm, int row); +void vp9_tile_set_col(TileInfo *tile, const struct VP9Common *cm, int col); + +void vp9_get_tile_n_bits(int mi_cols, + int *min_log2_tile_cols, int *max_log2_tile_cols); + +#ifdef __cplusplus +} // extern "C" +#endif + +#endif // VP9_COMMON_VP9_TILE_COMMON_H_ diff --git a/media/libvpx/vp9/common/x86/convolve.h b/media/libvpx/vp9/common/x86/convolve.h new file mode 100644 index 000000000..de2df47e5 --- /dev/null +++ b/media/libvpx/vp9/common/x86/convolve.h @@ -0,0 +1,296 @@ +/* + * Copyright (c) 2015 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ +#ifndef VP9_COMMON_X86_CONVOLVE_H_ +#define VP9_COMMON_X86_CONVOLVE_H_ + +#include <assert.h> + +#include "./vpx_config.h" +#include "vpx/vpx_integer.h" +#include "vpx_ports/mem.h" + +typedef void filter8_1dfunction ( + const uint8_t *src_ptr, + ptrdiff_t src_pitch, + uint8_t *output_ptr, + ptrdiff_t out_pitch, + uint32_t output_height, + const int16_t *filter +); + +#define FUN_CONV_1D(name, step_q4, filter, dir, src_start, avg, opt) \ + void vp9_convolve8_##name##_##opt(const uint8_t *src, ptrdiff_t src_stride, \ + uint8_t *dst, ptrdiff_t dst_stride, \ + const int16_t *filter_x, int x_step_q4, \ + const int16_t *filter_y, int y_step_q4, \ + int w, int h) { \ + if (step_q4 == 16 && filter[3] != 128) { \ + if (filter[0] || filter[1] || filter[2]) { \ + while (w >= 16) { \ + vp9_filter_block1d16_##dir##8_##avg##opt(src_start, \ + src_stride, \ + dst, \ + dst_stride, \ + h, \ + filter); \ + src += 16; \ + dst += 16; \ + w -= 16; \ + } \ + while (w >= 8) { \ + vp9_filter_block1d8_##dir##8_##avg##opt(src_start, \ + src_stride, \ + dst, \ + dst_stride, \ + h, \ + filter); \ + src += 8; \ + dst += 8; \ + w -= 8; \ + } \ + while (w >= 4) { \ + vp9_filter_block1d4_##dir##8_##avg##opt(src_start, \ + src_stride, \ + dst, \ + dst_stride, \ + h, \ + filter); \ + src += 4; \ + dst += 4; \ + w -= 4; \ + } \ + } else { \ + while (w >= 16) { \ + vp9_filter_block1d16_##dir##2_##avg##opt(src, \ + src_stride, \ + dst, \ + dst_stride, \ + h, \ + filter); \ + src += 16; \ + dst += 16; \ + w -= 16; \ + } \ + while (w >= 8) { \ + vp9_filter_block1d8_##dir##2_##avg##opt(src, \ + src_stride, \ + dst, \ + dst_stride, \ + h, \ + filter); \ + src += 8; \ + dst += 8; \ + w -= 8; \ + } \ + while (w >= 4) { \ + vp9_filter_block1d4_##dir##2_##avg##opt(src, \ + src_stride, \ + dst, \ + dst_stride, \ + h, \ + filter); \ + src += 4; \ + dst += 4; \ + w -= 4; \ + } \ + } \ + } \ + if (w) { \ + vp9_convolve8_##name##_c(src, src_stride, dst, dst_stride, \ + filter_x, x_step_q4, filter_y, y_step_q4, \ + w, h); \ + } \ +} + +#define FUN_CONV_2D(avg, opt) \ +void vp9_convolve8_##avg##opt(const uint8_t *src, ptrdiff_t src_stride, \ + uint8_t *dst, ptrdiff_t dst_stride, \ + const int16_t *filter_x, int x_step_q4, \ + const int16_t *filter_y, int y_step_q4, \ + int w, int h) { \ + assert(w <= 64); \ + assert(h <= 64); \ + if (x_step_q4 == 16 && y_step_q4 == 16) { \ + if (filter_x[0] || filter_x[1] || filter_x[2] || filter_x[3] == 128 || \ + filter_y[0] || filter_y[1] || filter_y[2] || filter_y[3] == 128) { \ + DECLARE_ALIGNED(16, uint8_t, fdata2[64 * 71]); \ + vp9_convolve8_horiz_##opt(src - 3 * src_stride, src_stride, fdata2, 64, \ + filter_x, x_step_q4, filter_y, y_step_q4, \ + w, h + 7); \ + vp9_convolve8_##avg##vert_##opt(fdata2 + 3 * 64, 64, dst, dst_stride, \ + filter_x, x_step_q4, filter_y, \ + y_step_q4, w, h); \ + } else { \ + DECLARE_ALIGNED(16, uint8_t, fdata2[64 * 65]); \ + vp9_convolve8_horiz_##opt(src, src_stride, fdata2, 64, \ + filter_x, x_step_q4, filter_y, y_step_q4, \ + w, h + 1); \ + vp9_convolve8_##avg##vert_##opt(fdata2, 64, dst, dst_stride, \ + filter_x, x_step_q4, filter_y, \ + y_step_q4, w, h); \ + } \ + } else { \ + vp9_convolve8_##avg##c(src, src_stride, dst, dst_stride, \ + filter_x, x_step_q4, filter_y, y_step_q4, w, h); \ + } \ +} + +#if CONFIG_VP9_HIGHBITDEPTH + +typedef void highbd_filter8_1dfunction ( + const uint16_t *src_ptr, + const ptrdiff_t src_pitch, + uint16_t *output_ptr, + ptrdiff_t out_pitch, + unsigned int output_height, + const int16_t *filter, + int bd +); + +#define HIGH_FUN_CONV_1D(name, step_q4, filter, dir, src_start, avg, opt) \ + void vp9_highbd_convolve8_##name##_##opt(const uint8_t *src8, \ + ptrdiff_t src_stride, \ + uint8_t *dst8, \ + ptrdiff_t dst_stride, \ + const int16_t *filter_x, \ + int x_step_q4, \ + const int16_t *filter_y, \ + int y_step_q4, \ + int w, int h, int bd) { \ + if (step_q4 == 16 && filter[3] != 128) { \ + uint16_t *src = CONVERT_TO_SHORTPTR(src8); \ + uint16_t *dst = CONVERT_TO_SHORTPTR(dst8); \ + if (filter[0] || filter[1] || filter[2]) { \ + while (w >= 16) { \ + vp9_highbd_filter_block1d16_##dir##8_##avg##opt(src_start, \ + src_stride, \ + dst, \ + dst_stride, \ + h, \ + filter, \ + bd); \ + src += 16; \ + dst += 16; \ + w -= 16; \ + } \ + while (w >= 8) { \ + vp9_highbd_filter_block1d8_##dir##8_##avg##opt(src_start, \ + src_stride, \ + dst, \ + dst_stride, \ + h, \ + filter, \ + bd); \ + src += 8; \ + dst += 8; \ + w -= 8; \ + } \ + while (w >= 4) { \ + vp9_highbd_filter_block1d4_##dir##8_##avg##opt(src_start, \ + src_stride, \ + dst, \ + dst_stride, \ + h, \ + filter, \ + bd); \ + src += 4; \ + dst += 4; \ + w -= 4; \ + } \ + } else { \ + while (w >= 16) { \ + vp9_highbd_filter_block1d16_##dir##2_##avg##opt(src, \ + src_stride, \ + dst, \ + dst_stride, \ + h, \ + filter, \ + bd); \ + src += 16; \ + dst += 16; \ + w -= 16; \ + } \ + while (w >= 8) { \ + vp9_highbd_filter_block1d8_##dir##2_##avg##opt(src, \ + src_stride, \ + dst, \ + dst_stride, \ + h, \ + filter, \ + bd); \ + src += 8; \ + dst += 8; \ + w -= 8; \ + } \ + while (w >= 4) { \ + vp9_highbd_filter_block1d4_##dir##2_##avg##opt(src, \ + src_stride, \ + dst, \ + dst_stride, \ + h, \ + filter, \ + bd); \ + src += 4; \ + dst += 4; \ + w -= 4; \ + } \ + } \ + } \ + if (w) { \ + vp9_highbd_convolve8_##name##_c(src8, src_stride, dst8, dst_stride, \ + filter_x, x_step_q4, filter_y, y_step_q4, \ + w, h, bd); \ + } \ +} + +#define HIGH_FUN_CONV_2D(avg, opt) \ +void vp9_highbd_convolve8_##avg##opt(const uint8_t *src, ptrdiff_t src_stride, \ + uint8_t *dst, ptrdiff_t dst_stride, \ + const int16_t *filter_x, int x_step_q4, \ + const int16_t *filter_y, int y_step_q4, \ + int w, int h, int bd) { \ + assert(w <= 64); \ + assert(h <= 64); \ + if (x_step_q4 == 16 && y_step_q4 == 16) { \ + if (filter_x[0] || filter_x[1] || filter_x[2] || filter_x[3] == 128 || \ + filter_y[0] || filter_y[1] || filter_y[2] || filter_y[3] == 128) { \ + DECLARE_ALIGNED(16, uint16_t, fdata2[64 * 71]); \ + vp9_highbd_convolve8_horiz_##opt(src - 3 * src_stride, src_stride, \ + CONVERT_TO_BYTEPTR(fdata2), 64, \ + filter_x, x_step_q4, \ + filter_y, y_step_q4, \ + w, h + 7, bd); \ + vp9_highbd_convolve8_##avg##vert_##opt(CONVERT_TO_BYTEPTR(fdata2) + 192, \ + 64, dst, dst_stride, \ + filter_x, x_step_q4, \ + filter_y, y_step_q4, \ + w, h, bd); \ + } else { \ + DECLARE_ALIGNED(16, uint16_t, fdata2[64 * 65]); \ + vp9_highbd_convolve8_horiz_##opt(src, src_stride, \ + CONVERT_TO_BYTEPTR(fdata2), 64, \ + filter_x, x_step_q4, \ + filter_y, y_step_q4, \ + w, h + 1, bd); \ + vp9_highbd_convolve8_##avg##vert_##opt(CONVERT_TO_BYTEPTR(fdata2), 64, \ + dst, dst_stride, \ + filter_x, x_step_q4, \ + filter_y, y_step_q4, \ + w, h, bd); \ + } \ + } else { \ + vp9_highbd_convolve8_##avg##c(src, src_stride, dst, dst_stride, \ + filter_x, x_step_q4, filter_y, y_step_q4, w, \ + h, bd); \ + } \ +} +#endif // CONFIG_VP9_HIGHBITDEPTH + +#endif // VP9_COMMON_X86_CONVOLVE_H_ diff --git a/media/libvpx/vp9/common/x86/vp9_asm_stubs.c b/media/libvpx/vp9/common/x86/vp9_asm_stubs.c new file mode 100644 index 000000000..fd55fb8c6 --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_asm_stubs.c @@ -0,0 +1,162 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "./vp9_rtcd.h" +#include "./vpx_config.h" +#include "vp9/common/x86/convolve.h" + +#if HAVE_SSE2 +filter8_1dfunction vp9_filter_block1d16_v8_sse2; +filter8_1dfunction vp9_filter_block1d16_h8_sse2; +filter8_1dfunction vp9_filter_block1d8_v8_sse2; +filter8_1dfunction vp9_filter_block1d8_h8_sse2; +filter8_1dfunction vp9_filter_block1d4_v8_sse2; +filter8_1dfunction vp9_filter_block1d4_h8_sse2; +filter8_1dfunction vp9_filter_block1d16_v8_avg_sse2; +filter8_1dfunction vp9_filter_block1d16_h8_avg_sse2; +filter8_1dfunction vp9_filter_block1d8_v8_avg_sse2; +filter8_1dfunction vp9_filter_block1d8_h8_avg_sse2; +filter8_1dfunction vp9_filter_block1d4_v8_avg_sse2; +filter8_1dfunction vp9_filter_block1d4_h8_avg_sse2; + +filter8_1dfunction vp9_filter_block1d16_v2_sse2; +filter8_1dfunction vp9_filter_block1d16_h2_sse2; +filter8_1dfunction vp9_filter_block1d8_v2_sse2; +filter8_1dfunction vp9_filter_block1d8_h2_sse2; +filter8_1dfunction vp9_filter_block1d4_v2_sse2; +filter8_1dfunction vp9_filter_block1d4_h2_sse2; +filter8_1dfunction vp9_filter_block1d16_v2_avg_sse2; +filter8_1dfunction vp9_filter_block1d16_h2_avg_sse2; +filter8_1dfunction vp9_filter_block1d8_v2_avg_sse2; +filter8_1dfunction vp9_filter_block1d8_h2_avg_sse2; +filter8_1dfunction vp9_filter_block1d4_v2_avg_sse2; +filter8_1dfunction vp9_filter_block1d4_h2_avg_sse2; + +// void vp9_convolve8_horiz_sse2(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +// void vp9_convolve8_vert_sse2(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +// void vp9_convolve8_avg_horiz_sse2(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +// void vp9_convolve8_avg_vert_sse2(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +FUN_CONV_1D(horiz, x_step_q4, filter_x, h, src, , sse2); +FUN_CONV_1D(vert, y_step_q4, filter_y, v, src - src_stride * 3, , sse2); +FUN_CONV_1D(avg_horiz, x_step_q4, filter_x, h, src, avg_, sse2); +FUN_CONV_1D(avg_vert, y_step_q4, filter_y, v, src - src_stride * 3, avg_, sse2); + +// void vp9_convolve8_sse2(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +// void vp9_convolve8_avg_sse2(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +FUN_CONV_2D(, sse2); +FUN_CONV_2D(avg_ , sse2); + +#if CONFIG_VP9_HIGHBITDEPTH && ARCH_X86_64 +highbd_filter8_1dfunction vp9_highbd_filter_block1d16_v8_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d16_h8_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d8_v8_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d8_h8_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d4_v8_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d4_h8_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d16_v8_avg_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d16_h8_avg_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d8_v8_avg_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d8_h8_avg_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d4_v8_avg_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d4_h8_avg_sse2; + +highbd_filter8_1dfunction vp9_highbd_filter_block1d16_v2_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d16_h2_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d8_v2_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d8_h2_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d4_v2_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d4_h2_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d16_v2_avg_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d16_h2_avg_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d8_v2_avg_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d8_h2_avg_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d4_v2_avg_sse2; +highbd_filter8_1dfunction vp9_highbd_filter_block1d4_h2_avg_sse2; + +// void vp9_highbd_convolve8_horiz_sse2(const uint8_t *src, +// ptrdiff_t src_stride, +// uint8_t *dst, +// ptrdiff_t dst_stride, +// const int16_t *filter_x, +// int x_step_q4, +// const int16_t *filter_y, +// int y_step_q4, +// int w, int h, int bd); +// void vp9_highbd_convolve8_vert_sse2(const uint8_t *src, +// ptrdiff_t src_stride, +// uint8_t *dst, +// ptrdiff_t dst_stride, +// const int16_t *filter_x, +// int x_step_q4, +// const int16_t *filter_y, +// int y_step_q4, +// int w, int h, int bd); +// void vp9_highbd_convolve8_avg_horiz_sse2(const uint8_t *src, +// ptrdiff_t src_stride, +// uint8_t *dst, +// ptrdiff_t dst_stride, +// const int16_t *filter_x, +// int x_step_q4, +// const int16_t *filter_y, +// int y_step_q4, +// int w, int h, int bd); +// void vp9_highbd_convolve8_avg_vert_sse2(const uint8_t *src, +// ptrdiff_t src_stride, +// uint8_t *dst, +// ptrdiff_t dst_stride, +// const int16_t *filter_x, +// int x_step_q4, +// const int16_t *filter_y, +// int y_step_q4, +// int w, int h, int bd); +HIGH_FUN_CONV_1D(horiz, x_step_q4, filter_x, h, src, , sse2); +HIGH_FUN_CONV_1D(vert, y_step_q4, filter_y, v, src - src_stride * 3, , sse2); +HIGH_FUN_CONV_1D(avg_horiz, x_step_q4, filter_x, h, src, avg_, sse2); +HIGH_FUN_CONV_1D(avg_vert, y_step_q4, filter_y, v, src - src_stride * 3, avg_, + sse2); + +// void vp9_highbd_convolve8_sse2(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h, int bd); +// void vp9_highbd_convolve8_avg_sse2(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h, int bd); +HIGH_FUN_CONV_2D(, sse2); +HIGH_FUN_CONV_2D(avg_ , sse2); +#endif // CONFIG_VP9_HIGHBITDEPTH && ARCH_X86_64 +#endif // HAVE_SSE2 diff --git a/media/libvpx/vp9/common/x86/vp9_copy_sse2.asm b/media/libvpx/vp9/common/x86/vp9_copy_sse2.asm new file mode 100644 index 000000000..b26383708 --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_copy_sse2.asm @@ -0,0 +1,156 @@ +; +; Copyright (c) 2010 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + +%include "third_party/x86inc/x86inc.asm" + +SECTION .text + +%macro convolve_fn 1 +INIT_XMM sse2 +cglobal convolve_%1, 4, 7, 4, src, src_stride, dst, dst_stride, \ + fx, fxs, fy, fys, w, h + mov r4d, dword wm + cmp r4d, 4 + je .w4 + cmp r4d, 8 + je .w8 + cmp r4d, 16 + je .w16 + cmp r4d, 32 + je .w32 + + mov r4d, dword hm +.loop64: + movu m0, [srcq] + movu m1, [srcq+16] + movu m2, [srcq+32] + movu m3, [srcq+48] + add srcq, src_strideq +%ifidn %1, avg + pavgb m0, [dstq] + pavgb m1, [dstq+16] + pavgb m2, [dstq+32] + pavgb m3, [dstq+48] +%endif + mova [dstq ], m0 + mova [dstq+16], m1 + mova [dstq+32], m2 + mova [dstq+48], m3 + add dstq, dst_strideq + dec r4d + jnz .loop64 + RET + +.w32: + mov r4d, dword hm +.loop32: + movu m0, [srcq] + movu m1, [srcq+16] + movu m2, [srcq+src_strideq] + movu m3, [srcq+src_strideq+16] + lea srcq, [srcq+src_strideq*2] +%ifidn %1, avg + pavgb m0, [dstq] + pavgb m1, [dstq +16] + pavgb m2, [dstq+dst_strideq] + pavgb m3, [dstq+dst_strideq+16] +%endif + mova [dstq ], m0 + mova [dstq +16], m1 + mova [dstq+dst_strideq ], m2 + mova [dstq+dst_strideq+16], m3 + lea dstq, [dstq+dst_strideq*2] + sub r4d, 2 + jnz .loop32 + RET + +.w16: + mov r4d, dword hm + lea r5q, [src_strideq*3] + lea r6q, [dst_strideq*3] +.loop16: + movu m0, [srcq] + movu m1, [srcq+src_strideq] + movu m2, [srcq+src_strideq*2] + movu m3, [srcq+r5q] + lea srcq, [srcq+src_strideq*4] +%ifidn %1, avg + pavgb m0, [dstq] + pavgb m1, [dstq+dst_strideq] + pavgb m2, [dstq+dst_strideq*2] + pavgb m3, [dstq+r6q] +%endif + mova [dstq ], m0 + mova [dstq+dst_strideq ], m1 + mova [dstq+dst_strideq*2], m2 + mova [dstq+r6q ], m3 + lea dstq, [dstq+dst_strideq*4] + sub r4d, 4 + jnz .loop16 + RET + +INIT_MMX sse +.w8: + mov r4d, dword hm + lea r5q, [src_strideq*3] + lea r6q, [dst_strideq*3] +.loop8: + movu m0, [srcq] + movu m1, [srcq+src_strideq] + movu m2, [srcq+src_strideq*2] + movu m3, [srcq+r5q] + lea srcq, [srcq+src_strideq*4] +%ifidn %1, avg + pavgb m0, [dstq] + pavgb m1, [dstq+dst_strideq] + pavgb m2, [dstq+dst_strideq*2] + pavgb m3, [dstq+r6q] +%endif + mova [dstq ], m0 + mova [dstq+dst_strideq ], m1 + mova [dstq+dst_strideq*2], m2 + mova [dstq+r6q ], m3 + lea dstq, [dstq+dst_strideq*4] + sub r4d, 4 + jnz .loop8 + RET + +.w4: + mov r4d, dword hm + lea r5q, [src_strideq*3] + lea r6q, [dst_strideq*3] +.loop4: + movh m0, [srcq] + movh m1, [srcq+src_strideq] + movh m2, [srcq+src_strideq*2] + movh m3, [srcq+r5q] + lea srcq, [srcq+src_strideq*4] +%ifidn %1, avg + movh m4, [dstq] + movh m5, [dstq+dst_strideq] + movh m6, [dstq+dst_strideq*2] + movh m7, [dstq+r6q] + pavgb m0, m4 + pavgb m1, m5 + pavgb m2, m6 + pavgb m3, m7 +%endif + movh [dstq ], m0 + movh [dstq+dst_strideq ], m1 + movh [dstq+dst_strideq*2], m2 + movh [dstq+r6q ], m3 + lea dstq, [dstq+dst_strideq*4] + sub r4d, 4 + jnz .loop4 + RET +%endmacro + +convolve_fn copy +convolve_fn avg diff --git a/media/libvpx/vp9/common/x86/vp9_high_intrapred_sse2.asm b/media/libvpx/vp9/common/x86/vp9_high_intrapred_sse2.asm new file mode 100644 index 000000000..b12d29c0a --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_high_intrapred_sse2.asm @@ -0,0 +1,476 @@ +; +; Copyright (c) 2014 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + +%include "third_party/x86inc/x86inc.asm" + +SECTION_RODATA +pw_4: times 8 dw 4 +pw_8: times 8 dw 8 +pw_16: times 4 dd 16 +pw_32: times 4 dd 32 + +SECTION .text +INIT_MMX sse +cglobal highbd_dc_predictor_4x4, 4, 5, 4, dst, stride, above, left, goffset + GET_GOT goffsetq + + movq m0, [aboveq] + movq m2, [leftq] + DEFINE_ARGS dst, stride, one + mov oned, 0x0001 + pxor m1, m1 + movd m3, oned + pshufw m3, m3, 0x0 + paddw m0, m2 + pmaddwd m0, m3 + packssdw m0, m1 + pmaddwd m0, m3 + paddw m0, [GLOBAL(pw_4)] + psraw m0, 3 + pshufw m0, m0, 0x0 + movq [dstq ], m0 + movq [dstq+strideq*2], m0 + lea dstq, [dstq+strideq*4] + movq [dstq ], m0 + movq [dstq+strideq*2], m0 + + RESTORE_GOT + RET + +INIT_XMM sse2 +cglobal highbd_dc_predictor_8x8, 4, 5, 4, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + mova m0, [aboveq] + mova m2, [leftq] + DEFINE_ARGS dst, stride, stride3, one + mov oned, 0x00010001 + lea stride3q, [strideq*3] + movd m3, oned + pshufd m3, m3, 0x0 + paddw m0, m2 + pmaddwd m0, m3 + packssdw m0, m1 + pmaddwd m0, m3 + packssdw m0, m1 + pmaddwd m0, m3 + paddw m0, [GLOBAL(pw_8)] + psrlw m0, 4 + pshuflw m0, m0, 0x0 + punpcklqdq m0, m0 + mova [dstq ], m0 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*4 ], m0 + mova [dstq+stride3q*2], m0 + lea dstq, [dstq+strideq*8] + mova [dstq ], m0 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*4 ], m0 + mova [dstq+stride3q*2], m0 + + RESTORE_GOT + RET + +INIT_XMM sse2 +cglobal highbd_dc_predictor_16x16, 4, 5, 5, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + mova m0, [aboveq] + mova m3, [aboveq+16] + mova m2, [leftq] + mova m4, [leftq+16] + DEFINE_ARGS dst, stride, stride3, lines4 + lea stride3q, [strideq*3] + mov lines4d, 4 + paddw m0, m2 + paddw m0, m3 + paddw m0, m4 + movhlps m2, m0 + paddw m0, m2 + punpcklwd m0, m1 + movhlps m2, m0 + paddd m0, m2 + punpckldq m0, m1 + movhlps m2, m0 + paddd m0, m2 + paddd m0, [GLOBAL(pw_16)] + psrad m0, 5 + pshuflw m0, m0, 0x0 + punpcklqdq m0, m0 +.loop: + mova [dstq ], m0 + mova [dstq +16], m0 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*2 +16], m0 + mova [dstq+strideq*4 ], m0 + mova [dstq+strideq*4 +16], m0 + mova [dstq+stride3q*2 ], m0 + mova [dstq+stride3q*2+16], m0 + lea dstq, [dstq+strideq*8] + dec lines4d + jnz .loop + + RESTORE_GOT + REP_RET + +%if ARCH_X86_64 +INIT_XMM sse2 +cglobal highbd_dc_predictor_32x32, 4, 5, 9, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + mova m0, [aboveq] + mova m2, [aboveq+16] + mova m3, [aboveq+32] + mova m4, [aboveq+48] + mova m5, [leftq] + mova m6, [leftq+16] + mova m7, [leftq+32] + mova m8, [leftq+48] + DEFINE_ARGS dst, stride, stride3, lines4 + lea stride3q, [strideq*3] + mov lines4d, 8 + paddw m0, m2 + paddw m0, m3 + paddw m0, m4 + paddw m0, m5 + paddw m0, m6 + paddw m0, m7 + paddw m0, m8 + movhlps m2, m0 + paddw m0, m2 + punpcklwd m0, m1 + movhlps m2, m0 + paddd m0, m2 + punpckldq m0, m1 + movhlps m2, m0 + paddd m0, m2 + paddd m0, [GLOBAL(pw_32)] + psrad m0, 6 + pshuflw m0, m0, 0x0 + punpcklqdq m0, m0 +.loop: + mova [dstq ], m0 + mova [dstq +16 ], m0 + mova [dstq +32 ], m0 + mova [dstq +48 ], m0 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*2+16 ], m0 + mova [dstq+strideq*2+32 ], m0 + mova [dstq+strideq*2+48 ], m0 + mova [dstq+strideq*4 ], m0 + mova [dstq+strideq*4+16 ], m0 + mova [dstq+strideq*4+32 ], m0 + mova [dstq+strideq*4+48 ], m0 + mova [dstq+stride3q*2 ], m0 + mova [dstq+stride3q*2 +16], m0 + mova [dstq+stride3q*2 +32], m0 + mova [dstq+stride3q*2 +48], m0 + lea dstq, [dstq+strideq*8] + dec lines4d + jnz .loop + + RESTORE_GOT + REP_RET +%endif + +INIT_MMX sse +cglobal highbd_v_predictor_4x4, 3, 3, 1, dst, stride, above + movq m0, [aboveq] + movq [dstq ], m0 + movq [dstq+strideq*2], m0 + lea dstq, [dstq+strideq*4] + movq [dstq ], m0 + movq [dstq+strideq*2], m0 + RET + +INIT_XMM sse2 +cglobal highbd_v_predictor_8x8, 3, 3, 1, dst, stride, above + mova m0, [aboveq] + DEFINE_ARGS dst, stride, stride3 + lea stride3q, [strideq*3] + mova [dstq ], m0 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*4 ], m0 + mova [dstq+stride3q*2], m0 + lea dstq, [dstq+strideq*8] + mova [dstq ], m0 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*4 ], m0 + mova [dstq+stride3q*2], m0 + RET + +INIT_XMM sse2 +cglobal highbd_v_predictor_16x16, 3, 4, 2, dst, stride, above + mova m0, [aboveq] + mova m1, [aboveq+16] + DEFINE_ARGS dst, stride, stride3, nlines4 + lea stride3q, [strideq*3] + mov nlines4d, 4 +.loop: + mova [dstq ], m0 + mova [dstq +16], m1 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*2 +16], m1 + mova [dstq+strideq*4 ], m0 + mova [dstq+strideq*4 +16], m1 + mova [dstq+stride3q*2 ], m0 + mova [dstq+stride3q*2+16], m1 + lea dstq, [dstq+strideq*8] + dec nlines4d + jnz .loop + REP_RET + +INIT_XMM sse2 +cglobal highbd_v_predictor_32x32, 3, 4, 4, dst, stride, above + mova m0, [aboveq] + mova m1, [aboveq+16] + mova m2, [aboveq+32] + mova m3, [aboveq+48] + DEFINE_ARGS dst, stride, stride3, nlines4 + lea stride3q, [strideq*3] + mov nlines4d, 8 +.loop: + mova [dstq ], m0 + mova [dstq +16], m1 + mova [dstq +32], m2 + mova [dstq +48], m3 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*2 +16], m1 + mova [dstq+strideq*2 +32], m2 + mova [dstq+strideq*2 +48], m3 + mova [dstq+strideq*4 ], m0 + mova [dstq+strideq*4 +16], m1 + mova [dstq+strideq*4 +32], m2 + mova [dstq+strideq*4 +48], m3 + mova [dstq+stride3q*2 ], m0 + mova [dstq+stride3q*2 +16], m1 + mova [dstq+stride3q*2 +32], m2 + mova [dstq+stride3q*2 +48], m3 + lea dstq, [dstq+strideq*8] + dec nlines4d + jnz .loop + REP_RET + +INIT_MMX sse +cglobal highbd_tm_predictor_4x4, 5, 6, 5, dst, stride, above, left, bps, one + movd m1, [aboveq-2] + movq m0, [aboveq] + pshufw m1, m1, 0x0 + ; Get the values to compute the maximum value at this bit depth + mov oned, 1 + movd m3, oned + movd m4, bpsd + pshufw m3, m3, 0x0 + DEFINE_ARGS dst, stride, line, left + mov lineq, -2 + mova m2, m3 + psllw m3, m4 + add leftq, 8 + psubw m3, m2 ; max possible value + pxor m4, m4 ; min possible value + psubw m0, m1 +.loop: + movq m1, [leftq+lineq*4] + movq m2, [leftq+lineq*4+2] + pshufw m1, m1, 0x0 + pshufw m2, m2, 0x0 + paddw m1, m0 + paddw m2, m0 + ;Clamp to the bit-depth + pminsw m1, m3 + pminsw m2, m3 + pmaxsw m1, m4 + pmaxsw m2, m4 + ;Store the values + movq [dstq ], m1 + movq [dstq+strideq*2], m2 + lea dstq, [dstq+strideq*4] + inc lineq + jnz .loop + REP_RET + +INIT_XMM sse2 +cglobal highbd_tm_predictor_8x8, 5, 6, 5, dst, stride, above, left, bps, one + movd m1, [aboveq-2] + mova m0, [aboveq] + pshuflw m1, m1, 0x0 + ; Get the values to compute the maximum value at this bit depth + mov oned, 1 + pxor m3, m3 + pxor m4, m4 + pinsrw m3, oned, 0 + pinsrw m4, bpsd, 0 + pshuflw m3, m3, 0x0 + DEFINE_ARGS dst, stride, line, left + punpcklqdq m3, m3 + mov lineq, -4 + mova m2, m3 + punpcklqdq m1, m1 + psllw m3, m4 + add leftq, 16 + psubw m3, m2 ; max possible value + pxor m4, m4 ; min possible value + psubw m0, m1 +.loop: + movd m1, [leftq+lineq*4] + movd m2, [leftq+lineq*4+2] + pshuflw m1, m1, 0x0 + pshuflw m2, m2, 0x0 + punpcklqdq m1, m1 + punpcklqdq m2, m2 + paddw m1, m0 + paddw m2, m0 + ;Clamp to the bit-depth + pminsw m1, m3 + pminsw m2, m3 + pmaxsw m1, m4 + pmaxsw m2, m4 + ;Store the values + mova [dstq ], m1 + mova [dstq+strideq*2], m2 + lea dstq, [dstq+strideq*4] + inc lineq + jnz .loop + REP_RET + +%if ARCH_X86_64 +INIT_XMM sse2 +cglobal highbd_tm_predictor_16x16, 5, 6, 9, dst, stride, above, left, bps, one + movd m2, [aboveq-2] + mova m0, [aboveq] + mova m1, [aboveq+16] + pshuflw m2, m2, 0x0 + ; Get the values to compute the maximum value at this bit depth + mov oned, 1 + pxor m7, m7 + pxor m8, m8 + pinsrw m7, oned, 0 + pinsrw m8, bpsd, 0 + pshuflw m7, m7, 0x0 + DEFINE_ARGS dst, stride, line, left + punpcklqdq m7, m7 + mov lineq, -8 + mova m5, m7 + punpcklqdq m2, m2 + psllw m7, m8 + add leftq, 32 + psubw m7, m5 ; max possible value + pxor m8, m8 ; min possible value + psubw m0, m2 + psubw m1, m2 +.loop: + movd m2, [leftq+lineq*4] + movd m3, [leftq+lineq*4+2] + pshuflw m2, m2, 0x0 + pshuflw m3, m3, 0x0 + punpcklqdq m2, m2 + punpcklqdq m3, m3 + paddw m4, m2, m0 + paddw m5, m3, m0 + paddw m2, m1 + paddw m3, m1 + ;Clamp to the bit-depth + pminsw m4, m7 + pminsw m5, m7 + pminsw m2, m7 + pminsw m3, m7 + pmaxsw m4, m8 + pmaxsw m5, m8 + pmaxsw m2, m8 + pmaxsw m3, m8 + ;Store the values + mova [dstq ], m4 + mova [dstq+strideq*2 ], m5 + mova [dstq +16], m2 + mova [dstq+strideq*2+16], m3 + lea dstq, [dstq+strideq*4] + inc lineq + jnz .loop + REP_RET + +INIT_XMM sse2 +cglobal highbd_tm_predictor_32x32, 5, 6, 12, dst, stride, above, left, bps, one + movd m0, [aboveq-2] + mova m1, [aboveq] + mova m2, [aboveq+16] + mova m3, [aboveq+32] + mova m4, [aboveq+48] + pshuflw m0, m0, 0x0 + ; Get the values to compute the maximum value at this bit depth + mov oned, 1 + pxor m10, m10 + pxor m11, m11 + pinsrw m10, oned, 0 + pinsrw m11, bpsd, 0 + pshuflw m10, m10, 0x0 + DEFINE_ARGS dst, stride, line, left + punpcklqdq m10, m10 + mov lineq, -16 + mova m5, m10 + punpcklqdq m0, m0 + psllw m10, m11 + add leftq, 64 + psubw m10, m5 ; max possible value + pxor m11, m11 ; min possible value + psubw m1, m0 + psubw m2, m0 + psubw m3, m0 + psubw m4, m0 +.loop: + movd m5, [leftq+lineq*4] + movd m6, [leftq+lineq*4+2] + pshuflw m5, m5, 0x0 + pshuflw m6, m6, 0x0 + punpcklqdq m5, m5 + punpcklqdq m6, m6 + paddw m7, m5, m1 + paddw m8, m5, m2 + paddw m9, m5, m3 + paddw m5, m4 + ;Clamp these values to the bit-depth + pminsw m7, m10 + pminsw m8, m10 + pminsw m9, m10 + pminsw m5, m10 + pmaxsw m7, m11 + pmaxsw m8, m11 + pmaxsw m9, m11 + pmaxsw m5, m11 + ;Store these values + mova [dstq ], m7 + mova [dstq +16], m8 + mova [dstq +32], m9 + mova [dstq +48], m5 + paddw m7, m6, m1 + paddw m8, m6, m2 + paddw m9, m6, m3 + paddw m6, m4 + ;Clamp these values to the bit-depth + pminsw m7, m10 + pminsw m8, m10 + pminsw m9, m10 + pminsw m6, m10 + pmaxsw m7, m11 + pmaxsw m8, m11 + pmaxsw m9, m11 + pmaxsw m6, m11 + ;Store these values + mova [dstq+strideq*2 ], m7 + mova [dstq+strideq*2+16], m8 + mova [dstq+strideq*2+32], m9 + mova [dstq+strideq*2+48], m6 + lea dstq, [dstq+strideq*4] + inc lineq + jnz .loop + REP_RET +%endif diff --git a/media/libvpx/vp9/common/x86/vp9_high_loopfilter_intrin_sse2.c b/media/libvpx/vp9/common/x86/vp9_high_loopfilter_intrin_sse2.c new file mode 100644 index 000000000..b40669c63 --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_high_loopfilter_intrin_sse2.c @@ -0,0 +1,1215 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <emmintrin.h> // SSE2 + +#include "./vp9_rtcd.h" +#include "vpx_ports/mem.h" +#include "vp9/common/vp9_loopfilter.h" +#include "vpx_ports/emmintrin_compat.h" + +static INLINE __m128i signed_char_clamp_bd_sse2(__m128i value, int bd) { + __m128i ubounded; + __m128i lbounded; + __m128i retval; + + const __m128i zero = _mm_set1_epi16(0); + const __m128i one = _mm_set1_epi16(1); + __m128i t80, max, min; + + if (bd == 8) { + t80 = _mm_set1_epi16(0x80); + max = _mm_subs_epi16( + _mm_subs_epi16(_mm_slli_epi16(one, 8), one), t80); + } else if (bd == 10) { + t80 = _mm_set1_epi16(0x200); + max = _mm_subs_epi16( + _mm_subs_epi16(_mm_slli_epi16(one, 10), one), t80); + } else { // bd == 12 + t80 = _mm_set1_epi16(0x800); + max = _mm_subs_epi16( + _mm_subs_epi16(_mm_slli_epi16(one, 12), one), t80); + } + + min = _mm_subs_epi16(zero, t80); + + ubounded = _mm_cmpgt_epi16(value, max); + lbounded = _mm_cmplt_epi16(value, min); + retval = _mm_andnot_si128(_mm_or_si128(ubounded, lbounded), value); + ubounded = _mm_and_si128(ubounded, max); + lbounded = _mm_and_si128(lbounded, min); + retval = _mm_or_si128(retval, ubounded); + retval = _mm_or_si128(retval, lbounded); + return retval; +} + +// TODO(debargha, peter): Break up large functions into smaller ones +// in this file. +static void highbd_mb_lpf_horizontal_edge_w_sse2_8(uint16_t *s, + int p, + const uint8_t *_blimit, + const uint8_t *_limit, + const uint8_t *_thresh, + int bd) { + const __m128i zero = _mm_set1_epi16(0); + const __m128i one = _mm_set1_epi16(1); + __m128i blimit, limit, thresh; + __m128i q7, p7, q6, p6, q5, p5, q4, p4, q3, p3, q2, p2, q1, p1, q0, p0; + __m128i mask, hev, flat, flat2, abs_p1p0, abs_q1q0; + __m128i ps1, qs1, ps0, qs0; + __m128i abs_p0q0, abs_p1q1, ffff, work; + __m128i filt, work_a, filter1, filter2; + __m128i flat2_q6, flat2_p6, flat2_q5, flat2_p5, flat2_q4, flat2_p4; + __m128i flat2_q3, flat2_p3, flat2_q2, flat2_p2, flat2_q1, flat2_p1; + __m128i flat2_q0, flat2_p0; + __m128i flat_q2, flat_p2, flat_q1, flat_p1, flat_q0, flat_p0; + __m128i pixelFilter_p, pixelFilter_q; + __m128i pixetFilter_p2p1p0, pixetFilter_q2q1q0; + __m128i sum_p7, sum_q7, sum_p3, sum_q3; + __m128i t4, t3, t80, t1; + __m128i eight, four; + + if (bd == 8) { + blimit = _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_blimit), zero); + limit = _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_limit), zero); + thresh = _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_thresh), zero); + } else if (bd == 10) { + blimit = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_blimit), zero), 2); + limit = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_limit), zero), 2); + thresh = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_thresh), zero), 2); + } else { // bd == 12 + blimit = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_blimit), zero), 4); + limit = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_limit), zero), 4); + thresh = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_thresh), zero), 4); + } + + q4 = _mm_load_si128((__m128i *)(s + 4 * p)); + p4 = _mm_load_si128((__m128i *)(s - 5 * p)); + q3 = _mm_load_si128((__m128i *)(s + 3 * p)); + p3 = _mm_load_si128((__m128i *)(s - 4 * p)); + q2 = _mm_load_si128((__m128i *)(s + 2 * p)); + p2 = _mm_load_si128((__m128i *)(s - 3 * p)); + q1 = _mm_load_si128((__m128i *)(s + 1 * p)); + p1 = _mm_load_si128((__m128i *)(s - 2 * p)); + q0 = _mm_load_si128((__m128i *)(s + 0 * p)); + p0 = _mm_load_si128((__m128i *)(s - 1 * p)); + + // highbd_filter_mask + abs_p1p0 = _mm_or_si128(_mm_subs_epu16(p1, p0), _mm_subs_epu16(p0, p1)); + abs_q1q0 = _mm_or_si128(_mm_subs_epu16(q1, q0), _mm_subs_epu16(q0, q1)); + + ffff = _mm_cmpeq_epi16(abs_p1p0, abs_p1p0); + + abs_p0q0 = _mm_or_si128(_mm_subs_epu16(p0, q0), _mm_subs_epu16(q0, p0)); + abs_p1q1 = _mm_or_si128(_mm_subs_epu16(p1, q1), _mm_subs_epu16(q1, p1)); + + // highbd_hev_mask (in C code this is actually called from highbd_filter4) + flat = _mm_max_epi16(abs_p1p0, abs_q1q0); + hev = _mm_subs_epu16(flat, thresh); + hev = _mm_xor_si128(_mm_cmpeq_epi16(hev, zero), ffff); + + abs_p0q0 =_mm_adds_epu16(abs_p0q0, abs_p0q0); // abs(p0 - q0) * 2 + abs_p1q1 = _mm_srli_epi16(abs_p1q1, 1); // abs(p1 - q1) / 2 + mask = _mm_subs_epu16(_mm_adds_epu16(abs_p0q0, abs_p1q1), blimit); + mask = _mm_xor_si128(_mm_cmpeq_epi16(mask, zero), ffff); + mask = _mm_and_si128(mask, _mm_adds_epu16(limit, one)); + work = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(p1, p0), + _mm_subs_epu16(p0, p1)), + _mm_or_si128(_mm_subs_epu16(q1, q0), + _mm_subs_epu16(q0, q1))); + mask = _mm_max_epi16(work, mask); + work = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(p2, p1), + _mm_subs_epu16(p1, p2)), + _mm_or_si128(_mm_subs_epu16(q2, q1), + _mm_subs_epu16(q1, q2))); + mask = _mm_max_epi16(work, mask); + work = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(p3, p2), + _mm_subs_epu16(p2, p3)), + _mm_or_si128(_mm_subs_epu16(q3, q2), + _mm_subs_epu16(q2, q3))); + mask = _mm_max_epi16(work, mask); + + mask = _mm_subs_epu16(mask, limit); + mask = _mm_cmpeq_epi16(mask, zero); // return ~mask + + // lp filter + // highbd_filter4 + t4 = _mm_set1_epi16(4); + t3 = _mm_set1_epi16(3); + if (bd == 8) + t80 = _mm_set1_epi16(0x80); + else if (bd == 10) + t80 = _mm_set1_epi16(0x200); + else // bd == 12 + t80 = _mm_set1_epi16(0x800); + + t1 = _mm_set1_epi16(0x1); + + ps1 = _mm_subs_epi16(p1, t80); + qs1 = _mm_subs_epi16(q1, t80); + ps0 = _mm_subs_epi16(p0, t80); + qs0 = _mm_subs_epi16(q0, t80); + + filt = _mm_and_si128( + signed_char_clamp_bd_sse2(_mm_subs_epi16(ps1, qs1), bd), hev); + work_a = _mm_subs_epi16(qs0, ps0); + filt = _mm_adds_epi16(filt, work_a); + filt = _mm_adds_epi16(filt, work_a); + filt = signed_char_clamp_bd_sse2(_mm_adds_epi16(filt, work_a), bd); + filt = _mm_and_si128(filt, mask); + filter1 = signed_char_clamp_bd_sse2(_mm_adds_epi16(filt, t4), bd); + filter2 = signed_char_clamp_bd_sse2(_mm_adds_epi16(filt, t3), bd); + + // Filter1 >> 3 + filter1 = _mm_srai_epi16(filter1, 0x3); + filter2 = _mm_srai_epi16(filter2, 0x3); + + qs0 = _mm_adds_epi16( + signed_char_clamp_bd_sse2(_mm_subs_epi16(qs0, filter1), bd), + t80); + ps0 = _mm_adds_epi16( + signed_char_clamp_bd_sse2(_mm_adds_epi16(ps0, filter2), bd), + t80); + filt = _mm_adds_epi16(filter1, t1); + filt = _mm_srai_epi16(filt, 1); + filt = _mm_andnot_si128(hev, filt); + qs1 = _mm_adds_epi16( + signed_char_clamp_bd_sse2(_mm_subs_epi16(qs1, filt), bd), + t80); + ps1 = _mm_adds_epi16( + signed_char_clamp_bd_sse2(_mm_adds_epi16(ps1, filt), bd), + t80); + + // end highbd_filter4 + // loopfilter done + + // highbd_flat_mask4 + flat = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(p2, p0), + _mm_subs_epu16(p0, p2)), + _mm_or_si128(_mm_subs_epu16(p3, p0), + _mm_subs_epu16(p0, p3))); + work = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(q2, q0), + _mm_subs_epu16(q0, q2)), + _mm_or_si128(_mm_subs_epu16(q3, q0), + _mm_subs_epu16(q0, q3))); + flat = _mm_max_epi16(work, flat); + work = _mm_max_epi16(abs_p1p0, abs_q1q0); + flat = _mm_max_epi16(work, flat); + + if (bd == 8) + flat = _mm_subs_epu16(flat, one); + else if (bd == 10) + flat = _mm_subs_epu16(flat, _mm_slli_epi16(one, 2)); + else // bd == 12 + flat = _mm_subs_epu16(flat, _mm_slli_epi16(one, 4)); + + flat = _mm_cmpeq_epi16(flat, zero); + // end flat_mask4 + + // flat & mask = flat && mask (as used in filter8) + // (because, in both vars, each block of 16 either all 1s or all 0s) + flat = _mm_and_si128(flat, mask); + + p5 = _mm_load_si128((__m128i *)(s - 6 * p)); + q5 = _mm_load_si128((__m128i *)(s + 5 * p)); + p6 = _mm_load_si128((__m128i *)(s - 7 * p)); + q6 = _mm_load_si128((__m128i *)(s + 6 * p)); + p7 = _mm_load_si128((__m128i *)(s - 8 * p)); + q7 = _mm_load_si128((__m128i *)(s + 7 * p)); + + // highbd_flat_mask5 (arguments passed in are p0, q0, p4-p7, q4-q7 + // but referred to as p0-p4 & q0-q4 in fn) + flat2 = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(p4, p0), + _mm_subs_epu16(p0, p4)), + _mm_or_si128(_mm_subs_epu16(q4, q0), + _mm_subs_epu16(q0, q4))); + + work = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(p5, p0), + _mm_subs_epu16(p0, p5)), + _mm_or_si128(_mm_subs_epu16(q5, q0), + _mm_subs_epu16(q0, q5))); + flat2 = _mm_max_epi16(work, flat2); + + work = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(p6, p0), + _mm_subs_epu16(p0, p6)), + _mm_or_si128(_mm_subs_epu16(q6, q0), + _mm_subs_epu16(q0, q6))); + flat2 = _mm_max_epi16(work, flat2); + + work = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(p7, p0), + _mm_subs_epu16(p0, p7)), + _mm_or_si128(_mm_subs_epu16(q7, q0), + _mm_subs_epu16(q0, q7))); + flat2 = _mm_max_epi16(work, flat2); + + if (bd == 8) + flat2 = _mm_subs_epu16(flat2, one); + else if (bd == 10) + flat2 = _mm_subs_epu16(flat2, _mm_slli_epi16(one, 2)); + else // bd == 12 + flat2 = _mm_subs_epu16(flat2, _mm_slli_epi16(one, 4)); + + flat2 = _mm_cmpeq_epi16(flat2, zero); + flat2 = _mm_and_si128(flat2, flat); // flat2 & flat & mask + // end highbd_flat_mask5 + + // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + // flat and wide flat calculations + eight = _mm_set1_epi16(8); + four = _mm_set1_epi16(4); + + pixelFilter_p = _mm_add_epi16(_mm_add_epi16(p6, p5), + _mm_add_epi16(p4, p3)); + pixelFilter_q = _mm_add_epi16(_mm_add_epi16(q6, q5), + _mm_add_epi16(q4, q3)); + + pixetFilter_p2p1p0 = _mm_add_epi16(p0, _mm_add_epi16(p2, p1)); + pixelFilter_p = _mm_add_epi16(pixelFilter_p, pixetFilter_p2p1p0); + + pixetFilter_q2q1q0 = _mm_add_epi16(q0, _mm_add_epi16(q2, q1)); + pixelFilter_q = _mm_add_epi16(pixelFilter_q, pixetFilter_q2q1q0); + pixelFilter_p = _mm_add_epi16(eight, _mm_add_epi16(pixelFilter_p, + pixelFilter_q)); + pixetFilter_p2p1p0 = _mm_add_epi16(four, + _mm_add_epi16(pixetFilter_p2p1p0, + pixetFilter_q2q1q0)); + flat2_p0 = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(p7, p0)), 4); + flat2_q0 = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(q7, q0)), 4); + flat_p0 = _mm_srli_epi16(_mm_add_epi16(pixetFilter_p2p1p0, + _mm_add_epi16(p3, p0)), 3); + flat_q0 = _mm_srli_epi16(_mm_add_epi16(pixetFilter_p2p1p0, + _mm_add_epi16(q3, q0)), 3); + + sum_p7 = _mm_add_epi16(p7, p7); + sum_q7 = _mm_add_epi16(q7, q7); + sum_p3 = _mm_add_epi16(p3, p3); + sum_q3 = _mm_add_epi16(q3, q3); + + pixelFilter_q = _mm_sub_epi16(pixelFilter_p, p6); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q6); + flat2_p1 = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_p, _mm_add_epi16(sum_p7, p1)), 4); + flat2_q1 = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_q, _mm_add_epi16(sum_q7, q1)), 4); + + pixetFilter_q2q1q0 = _mm_sub_epi16(pixetFilter_p2p1p0, p2); + pixetFilter_p2p1p0 = _mm_sub_epi16(pixetFilter_p2p1p0, q2); + flat_p1 = _mm_srli_epi16(_mm_add_epi16(pixetFilter_p2p1p0, + _mm_add_epi16(sum_p3, p1)), 3); + flat_q1 = _mm_srli_epi16(_mm_add_epi16(pixetFilter_q2q1q0, + _mm_add_epi16(sum_q3, q1)), 3); + + sum_p7 = _mm_add_epi16(sum_p7, p7); + sum_q7 = _mm_add_epi16(sum_q7, q7); + sum_p3 = _mm_add_epi16(sum_p3, p3); + sum_q3 = _mm_add_epi16(sum_q3, q3); + + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q5); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p5); + flat2_p2 = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(sum_p7, p2)), 4); + flat2_q2 = _mm_srli_epi16(_mm_add_epi16(pixelFilter_q, + _mm_add_epi16(sum_q7, q2)), 4); + + pixetFilter_p2p1p0 = _mm_sub_epi16(pixetFilter_p2p1p0, q1); + pixetFilter_q2q1q0 = _mm_sub_epi16(pixetFilter_q2q1q0, p1); + flat_p2 = _mm_srli_epi16(_mm_add_epi16(pixetFilter_p2p1p0, + _mm_add_epi16(sum_p3, p2)), 3); + flat_q2 = _mm_srli_epi16(_mm_add_epi16(pixetFilter_q2q1q0, + _mm_add_epi16(sum_q3, q2)), 3); + + sum_p7 = _mm_add_epi16(sum_p7, p7); + sum_q7 = _mm_add_epi16(sum_q7, q7); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q4); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p4); + flat2_p3 = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(sum_p7, p3)), 4); + flat2_q3 = _mm_srli_epi16(_mm_add_epi16(pixelFilter_q, + _mm_add_epi16(sum_q7, q3)), 4); + + sum_p7 = _mm_add_epi16(sum_p7, p7); + sum_q7 = _mm_add_epi16(sum_q7, q7); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q3); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p3); + flat2_p4 = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(sum_p7, p4)), 4); + flat2_q4 = _mm_srli_epi16(_mm_add_epi16(pixelFilter_q, + _mm_add_epi16(sum_q7, q4)), 4); + + sum_p7 = _mm_add_epi16(sum_p7, p7); + sum_q7 = _mm_add_epi16(sum_q7, q7); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q2); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p2); + flat2_p5 = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(sum_p7, p5)), 4); + flat2_q5 = _mm_srli_epi16(_mm_add_epi16(pixelFilter_q, + _mm_add_epi16(sum_q7, q5)), 4); + + sum_p7 = _mm_add_epi16(sum_p7, p7); + sum_q7 = _mm_add_epi16(sum_q7, q7); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q1); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p1); + flat2_p6 = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(sum_p7, p6)), 4); + flat2_q6 = _mm_srli_epi16(_mm_add_epi16(pixelFilter_q, + _mm_add_epi16(sum_q7, q6)), 4); + + // wide flat + // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + + // highbd_filter8 + p2 = _mm_andnot_si128(flat, p2); + // p2 remains unchanged if !(flat && mask) + flat_p2 = _mm_and_si128(flat, flat_p2); + // when (flat && mask) + p2 = _mm_or_si128(p2, flat_p2); // full list of p2 values + q2 = _mm_andnot_si128(flat, q2); + flat_q2 = _mm_and_si128(flat, flat_q2); + q2 = _mm_or_si128(q2, flat_q2); // full list of q2 values + + ps1 = _mm_andnot_si128(flat, ps1); + // p1 takes the value assigned to in in filter4 if !(flat && mask) + flat_p1 = _mm_and_si128(flat, flat_p1); + // when (flat && mask) + p1 = _mm_or_si128(ps1, flat_p1); // full list of p1 values + qs1 = _mm_andnot_si128(flat, qs1); + flat_q1 = _mm_and_si128(flat, flat_q1); + q1 = _mm_or_si128(qs1, flat_q1); // full list of q1 values + + ps0 = _mm_andnot_si128(flat, ps0); + // p0 takes the value assigned to in in filter4 if !(flat && mask) + flat_p0 = _mm_and_si128(flat, flat_p0); + // when (flat && mask) + p0 = _mm_or_si128(ps0, flat_p0); // full list of p0 values + qs0 = _mm_andnot_si128(flat, qs0); + flat_q0 = _mm_and_si128(flat, flat_q0); + q0 = _mm_or_si128(qs0, flat_q0); // full list of q0 values + // end highbd_filter8 + + // highbd_filter16 + p6 = _mm_andnot_si128(flat2, p6); + // p6 remains unchanged if !(flat2 && flat && mask) + flat2_p6 = _mm_and_si128(flat2, flat2_p6); + // get values for when (flat2 && flat && mask) + p6 = _mm_or_si128(p6, flat2_p6); // full list of p6 values + q6 = _mm_andnot_si128(flat2, q6); + // q6 remains unchanged if !(flat2 && flat && mask) + flat2_q6 = _mm_and_si128(flat2, flat2_q6); + // get values for when (flat2 && flat && mask) + q6 = _mm_or_si128(q6, flat2_q6); // full list of q6 values + _mm_store_si128((__m128i *)(s - 7 * p), p6); + _mm_store_si128((__m128i *)(s + 6 * p), q6); + + p5 = _mm_andnot_si128(flat2, p5); + // p5 remains unchanged if !(flat2 && flat && mask) + flat2_p5 = _mm_and_si128(flat2, flat2_p5); + // get values for when (flat2 && flat && mask) + p5 = _mm_or_si128(p5, flat2_p5); + // full list of p5 values + q5 = _mm_andnot_si128(flat2, q5); + // q5 remains unchanged if !(flat2 && flat && mask) + flat2_q5 = _mm_and_si128(flat2, flat2_q5); + // get values for when (flat2 && flat && mask) + q5 = _mm_or_si128(q5, flat2_q5); + // full list of q5 values + _mm_store_si128((__m128i *)(s - 6 * p), p5); + _mm_store_si128((__m128i *)(s + 5 * p), q5); + + p4 = _mm_andnot_si128(flat2, p4); + // p4 remains unchanged if !(flat2 && flat && mask) + flat2_p4 = _mm_and_si128(flat2, flat2_p4); + // get values for when (flat2 && flat && mask) + p4 = _mm_or_si128(p4, flat2_p4); // full list of p4 values + q4 = _mm_andnot_si128(flat2, q4); + // q4 remains unchanged if !(flat2 && flat && mask) + flat2_q4 = _mm_and_si128(flat2, flat2_q4); + // get values for when (flat2 && flat && mask) + q4 = _mm_or_si128(q4, flat2_q4); // full list of q4 values + _mm_store_si128((__m128i *)(s - 5 * p), p4); + _mm_store_si128((__m128i *)(s + 4 * p), q4); + + p3 = _mm_andnot_si128(flat2, p3); + // p3 takes value from highbd_filter8 if !(flat2 && flat && mask) + flat2_p3 = _mm_and_si128(flat2, flat2_p3); + // get values for when (flat2 && flat && mask) + p3 = _mm_or_si128(p3, flat2_p3); // full list of p3 values + q3 = _mm_andnot_si128(flat2, q3); + // q3 takes value from highbd_filter8 if !(flat2 && flat && mask) + flat2_q3 = _mm_and_si128(flat2, flat2_q3); + // get values for when (flat2 && flat && mask) + q3 = _mm_or_si128(q3, flat2_q3); // full list of q3 values + _mm_store_si128((__m128i *)(s - 4 * p), p3); + _mm_store_si128((__m128i *)(s + 3 * p), q3); + + p2 = _mm_andnot_si128(flat2, p2); + // p2 takes value from highbd_filter8 if !(flat2 && flat && mask) + flat2_p2 = _mm_and_si128(flat2, flat2_p2); + // get values for when (flat2 && flat && mask) + p2 = _mm_or_si128(p2, flat2_p2); + // full list of p2 values + q2 = _mm_andnot_si128(flat2, q2); + // q2 takes value from highbd_filter8 if !(flat2 && flat && mask) + flat2_q2 = _mm_and_si128(flat2, flat2_q2); + // get values for when (flat2 && flat && mask) + q2 = _mm_or_si128(q2, flat2_q2); // full list of q2 values + _mm_store_si128((__m128i *)(s - 3 * p), p2); + _mm_store_si128((__m128i *)(s + 2 * p), q2); + + p1 = _mm_andnot_si128(flat2, p1); + // p1 takes value from highbd_filter8 if !(flat2 && flat && mask) + flat2_p1 = _mm_and_si128(flat2, flat2_p1); + // get values for when (flat2 && flat && mask) + p1 = _mm_or_si128(p1, flat2_p1); // full list of p1 values + q1 = _mm_andnot_si128(flat2, q1); + // q1 takes value from highbd_filter8 if !(flat2 && flat && mask) + flat2_q1 = _mm_and_si128(flat2, flat2_q1); + // get values for when (flat2 && flat && mask) + q1 = _mm_or_si128(q1, flat2_q1); // full list of q1 values + _mm_store_si128((__m128i *)(s - 2 * p), p1); + _mm_store_si128((__m128i *)(s + 1 * p), q1); + + p0 = _mm_andnot_si128(flat2, p0); + // p0 takes value from highbd_filter8 if !(flat2 && flat && mask) + flat2_p0 = _mm_and_si128(flat2, flat2_p0); + // get values for when (flat2 && flat && mask) + p0 = _mm_or_si128(p0, flat2_p0); // full list of p0 values + q0 = _mm_andnot_si128(flat2, q0); + // q0 takes value from highbd_filter8 if !(flat2 && flat && mask) + flat2_q0 = _mm_and_si128(flat2, flat2_q0); + // get values for when (flat2 && flat && mask) + q0 = _mm_or_si128(q0, flat2_q0); // full list of q0 values + _mm_store_si128((__m128i *)(s - 1 * p), p0); + _mm_store_si128((__m128i *)(s - 0 * p), q0); +} + +static void highbd_mb_lpf_horizontal_edge_w_sse2_16(uint16_t *s, + int p, + const uint8_t *_blimit, + const uint8_t *_limit, + const uint8_t *_thresh, + int bd) { + highbd_mb_lpf_horizontal_edge_w_sse2_8(s, p, _blimit, _limit, _thresh, bd); + highbd_mb_lpf_horizontal_edge_w_sse2_8(s + 8, p, _blimit, _limit, _thresh, + bd); +} + +// TODO(yunqingwang): remove count and call these 2 functions(8 or 16) directly. +void vp9_highbd_lpf_horizontal_16_sse2(uint16_t *s, int p, + const uint8_t *_blimit, + const uint8_t *_limit, + const uint8_t *_thresh, + int count, int bd) { + if (count == 1) + highbd_mb_lpf_horizontal_edge_w_sse2_8(s, p, _blimit, _limit, _thresh, bd); + else + highbd_mb_lpf_horizontal_edge_w_sse2_16(s, p, _blimit, _limit, _thresh, bd); +} + +void vp9_highbd_lpf_horizontal_8_sse2(uint16_t *s, int p, + const uint8_t *_blimit, + const uint8_t *_limit, + const uint8_t *_thresh, + int count, int bd) { + DECLARE_ALIGNED(16, uint16_t, flat_op2[16]); + DECLARE_ALIGNED(16, uint16_t, flat_op1[16]); + DECLARE_ALIGNED(16, uint16_t, flat_op0[16]); + DECLARE_ALIGNED(16, uint16_t, flat_oq2[16]); + DECLARE_ALIGNED(16, uint16_t, flat_oq1[16]); + DECLARE_ALIGNED(16, uint16_t, flat_oq0[16]); + const __m128i zero = _mm_set1_epi16(0); + __m128i blimit, limit, thresh; + __m128i mask, hev, flat; + __m128i p3 = _mm_load_si128((__m128i *)(s - 4 * p)); + __m128i q3 = _mm_load_si128((__m128i *)(s + 3 * p)); + __m128i p2 = _mm_load_si128((__m128i *)(s - 3 * p)); + __m128i q2 = _mm_load_si128((__m128i *)(s + 2 * p)); + __m128i p1 = _mm_load_si128((__m128i *)(s - 2 * p)); + __m128i q1 = _mm_load_si128((__m128i *)(s + 1 * p)); + __m128i p0 = _mm_load_si128((__m128i *)(s - 1 * p)); + __m128i q0 = _mm_load_si128((__m128i *)(s + 0 * p)); + const __m128i one = _mm_set1_epi16(1); + const __m128i ffff = _mm_cmpeq_epi16(one, one); + __m128i abs_p1q1, abs_p0q0, abs_q1q0, abs_p1p0, work; + const __m128i four = _mm_set1_epi16(4); + __m128i workp_a, workp_b, workp_shft; + + const __m128i t4 = _mm_set1_epi16(4); + const __m128i t3 = _mm_set1_epi16(3); + __m128i t80; + const __m128i t1 = _mm_set1_epi16(0x1); + __m128i ps1, ps0, qs0, qs1; + __m128i filt; + __m128i work_a; + __m128i filter1, filter2; + + (void)count; + + if (bd == 8) { + blimit = _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_blimit), zero); + limit = _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_limit), zero); + thresh = _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_thresh), zero); + t80 = _mm_set1_epi16(0x80); + } else if (bd == 10) { + blimit = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_blimit), zero), 2); + limit = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_limit), zero), 2); + thresh = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_thresh), zero), 2); + t80 = _mm_set1_epi16(0x200); + } else { // bd == 12 + blimit = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_blimit), zero), 4); + limit = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_limit), zero), 4); + thresh = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_thresh), zero), 4); + t80 = _mm_set1_epi16(0x800); + } + + ps1 = _mm_subs_epi16(p1, t80); + ps0 = _mm_subs_epi16(p0, t80); + qs0 = _mm_subs_epi16(q0, t80); + qs1 = _mm_subs_epi16(q1, t80); + + // filter_mask and hev_mask + abs_p1p0 = _mm_or_si128(_mm_subs_epu16(p1, p0), + _mm_subs_epu16(p0, p1)); + abs_q1q0 = _mm_or_si128(_mm_subs_epu16(q1, q0), + _mm_subs_epu16(q0, q1)); + + abs_p0q0 = _mm_or_si128(_mm_subs_epu16(p0, q0), + _mm_subs_epu16(q0, p0)); + abs_p1q1 = _mm_or_si128(_mm_subs_epu16(p1, q1), + _mm_subs_epu16(q1, p1)); + flat = _mm_max_epi16(abs_p1p0, abs_q1q0); + hev = _mm_subs_epu16(flat, thresh); + hev = _mm_xor_si128(_mm_cmpeq_epi16(hev, zero), ffff); + + abs_p0q0 =_mm_adds_epu16(abs_p0q0, abs_p0q0); + abs_p1q1 = _mm_srli_epi16(abs_p1q1, 1); + mask = _mm_subs_epu16(_mm_adds_epu16(abs_p0q0, abs_p1q1), blimit); + mask = _mm_xor_si128(_mm_cmpeq_epi16(mask, zero), ffff); + // mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; + // So taking maximums continues to work: + mask = _mm_and_si128(mask, _mm_adds_epu16(limit, one)); + mask = _mm_max_epi16(abs_p1p0, mask); + // mask |= (abs(p1 - p0) > limit) * -1; + mask = _mm_max_epi16(abs_q1q0, mask); + // mask |= (abs(q1 - q0) > limit) * -1; + + work = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(p2, p1), + _mm_subs_epu16(p1, p2)), + _mm_or_si128(_mm_subs_epu16(q2, q1), + _mm_subs_epu16(q1, q2))); + mask = _mm_max_epi16(work, mask); + work = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(p3, p2), + _mm_subs_epu16(p2, p3)), + _mm_or_si128(_mm_subs_epu16(q3, q2), + _mm_subs_epu16(q2, q3))); + mask = _mm_max_epi16(work, mask); + mask = _mm_subs_epu16(mask, limit); + mask = _mm_cmpeq_epi16(mask, zero); + + // flat_mask4 + flat = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(p2, p0), + _mm_subs_epu16(p0, p2)), + _mm_or_si128(_mm_subs_epu16(q2, q0), + _mm_subs_epu16(q0, q2))); + work = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(p3, p0), + _mm_subs_epu16(p0, p3)), + _mm_or_si128(_mm_subs_epu16(q3, q0), + _mm_subs_epu16(q0, q3))); + flat = _mm_max_epi16(work, flat); + flat = _mm_max_epi16(abs_p1p0, flat); + flat = _mm_max_epi16(abs_q1q0, flat); + + if (bd == 8) + flat = _mm_subs_epu16(flat, one); + else if (bd == 10) + flat = _mm_subs_epu16(flat, _mm_slli_epi16(one, 2)); + else // bd == 12 + flat = _mm_subs_epu16(flat, _mm_slli_epi16(one, 4)); + + flat = _mm_cmpeq_epi16(flat, zero); + flat = _mm_and_si128(flat, mask); // flat & mask + + // Added before shift for rounding part of ROUND_POWER_OF_TWO + + workp_a = _mm_add_epi16(_mm_add_epi16(p3, p3), _mm_add_epi16(p2, p1)); + workp_a = _mm_add_epi16(_mm_add_epi16(workp_a, four), p0); + workp_b = _mm_add_epi16(_mm_add_epi16(q0, p2), p3); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_store_si128((__m128i *)&flat_op2[0], workp_shft); + + workp_b = _mm_add_epi16(_mm_add_epi16(q0, q1), p1); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_store_si128((__m128i *)&flat_op1[0], workp_shft); + + workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p3), q2); + workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p1), p0); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_store_si128((__m128i *)&flat_op0[0], workp_shft); + + workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p3), q3); + workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p0), q0); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_store_si128((__m128i *)&flat_oq0[0], workp_shft); + + workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p2), q3); + workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q0), q1); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_store_si128((__m128i *)&flat_oq1[0], workp_shft); + + workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p1), q3); + workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q1), q2); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_store_si128((__m128i *)&flat_oq2[0], workp_shft); + + // lp filter + filt = signed_char_clamp_bd_sse2(_mm_subs_epi16(ps1, qs1), bd); + filt = _mm_and_si128(filt, hev); + work_a = _mm_subs_epi16(qs0, ps0); + filt = _mm_adds_epi16(filt, work_a); + filt = _mm_adds_epi16(filt, work_a); + filt = _mm_adds_epi16(filt, work_a); + // (vp9_filter + 3 * (qs0 - ps0)) & mask + filt = signed_char_clamp_bd_sse2(filt, bd); + filt = _mm_and_si128(filt, mask); + + filter1 = _mm_adds_epi16(filt, t4); + filter2 = _mm_adds_epi16(filt, t3); + + // Filter1 >> 3 + filter1 = signed_char_clamp_bd_sse2(filter1, bd); + filter1 = _mm_srai_epi16(filter1, 3); + + // Filter2 >> 3 + filter2 = signed_char_clamp_bd_sse2(filter2, bd); + filter2 = _mm_srai_epi16(filter2, 3); + + // filt >> 1 + filt = _mm_adds_epi16(filter1, t1); + filt = _mm_srai_epi16(filt, 1); + // filter = ROUND_POWER_OF_TWO(filter1, 1) & ~hev; + filt = _mm_andnot_si128(hev, filt); + + work_a = signed_char_clamp_bd_sse2(_mm_subs_epi16(qs0, filter1), bd); + work_a = _mm_adds_epi16(work_a, t80); + q0 = _mm_load_si128((__m128i *)flat_oq0); + work_a = _mm_andnot_si128(flat, work_a); + q0 = _mm_and_si128(flat, q0); + q0 = _mm_or_si128(work_a, q0); + + work_a = signed_char_clamp_bd_sse2(_mm_subs_epi16(qs1, filt), bd); + work_a = _mm_adds_epi16(work_a, t80); + q1 = _mm_load_si128((__m128i *)flat_oq1); + work_a = _mm_andnot_si128(flat, work_a); + q1 = _mm_and_si128(flat, q1); + q1 = _mm_or_si128(work_a, q1); + + work_a = _mm_loadu_si128((__m128i *)(s + 2 * p)); + q2 = _mm_load_si128((__m128i *)flat_oq2); + work_a = _mm_andnot_si128(flat, work_a); + q2 = _mm_and_si128(flat, q2); + q2 = _mm_or_si128(work_a, q2); + + work_a = signed_char_clamp_bd_sse2(_mm_adds_epi16(ps0, filter2), bd); + work_a = _mm_adds_epi16(work_a, t80); + p0 = _mm_load_si128((__m128i *)flat_op0); + work_a = _mm_andnot_si128(flat, work_a); + p0 = _mm_and_si128(flat, p0); + p0 = _mm_or_si128(work_a, p0); + + work_a = signed_char_clamp_bd_sse2(_mm_adds_epi16(ps1, filt), bd); + work_a = _mm_adds_epi16(work_a, t80); + p1 = _mm_load_si128((__m128i *)flat_op1); + work_a = _mm_andnot_si128(flat, work_a); + p1 = _mm_and_si128(flat, p1); + p1 = _mm_or_si128(work_a, p1); + + work_a = _mm_loadu_si128((__m128i *)(s - 3 * p)); + p2 = _mm_load_si128((__m128i *)flat_op2); + work_a = _mm_andnot_si128(flat, work_a); + p2 = _mm_and_si128(flat, p2); + p2 = _mm_or_si128(work_a, p2); + + _mm_store_si128((__m128i *)(s - 3 * p), p2); + _mm_store_si128((__m128i *)(s - 2 * p), p1); + _mm_store_si128((__m128i *)(s - 1 * p), p0); + _mm_store_si128((__m128i *)(s + 0 * p), q0); + _mm_store_si128((__m128i *)(s + 1 * p), q1); + _mm_store_si128((__m128i *)(s + 2 * p), q2); +} + +void vp9_highbd_lpf_horizontal_8_dual_sse2(uint16_t *s, int p, + const uint8_t *_blimit0, + const uint8_t *_limit0, + const uint8_t *_thresh0, + const uint8_t *_blimit1, + const uint8_t *_limit1, + const uint8_t *_thresh1, + int bd) { + vp9_highbd_lpf_horizontal_8_sse2(s, p, _blimit0, _limit0, _thresh0, 1, bd); + vp9_highbd_lpf_horizontal_8_sse2(s + 8, p, _blimit1, _limit1, _thresh1, + 1, bd); +} + +void vp9_highbd_lpf_horizontal_4_sse2(uint16_t *s, int p, + const uint8_t *_blimit, + const uint8_t *_limit, + const uint8_t *_thresh, + int count, int bd) { + const __m128i zero = _mm_set1_epi16(0); + __m128i blimit, limit, thresh; + __m128i mask, hev, flat; + __m128i p3 = _mm_loadu_si128((__m128i *)(s - 4 * p)); + __m128i p2 = _mm_loadu_si128((__m128i *)(s - 3 * p)); + __m128i p1 = _mm_loadu_si128((__m128i *)(s - 2 * p)); + __m128i p0 = _mm_loadu_si128((__m128i *)(s - 1 * p)); + __m128i q0 = _mm_loadu_si128((__m128i *)(s - 0 * p)); + __m128i q1 = _mm_loadu_si128((__m128i *)(s + 1 * p)); + __m128i q2 = _mm_loadu_si128((__m128i *)(s + 2 * p)); + __m128i q3 = _mm_loadu_si128((__m128i *)(s + 3 * p)); + const __m128i abs_p1p0 = _mm_or_si128(_mm_subs_epu16(p1, p0), + _mm_subs_epu16(p0, p1)); + const __m128i abs_q1q0 = _mm_or_si128(_mm_subs_epu16(q1, q0), + _mm_subs_epu16(q0, q1)); + const __m128i ffff = _mm_cmpeq_epi16(abs_p1p0, abs_p1p0); + const __m128i one = _mm_set1_epi16(1); + __m128i abs_p0q0 = _mm_or_si128(_mm_subs_epu16(p0, q0), + _mm_subs_epu16(q0, p0)); + __m128i abs_p1q1 = _mm_or_si128(_mm_subs_epu16(p1, q1), + _mm_subs_epu16(q1, p1)); + __m128i work; + const __m128i t4 = _mm_set1_epi16(4); + const __m128i t3 = _mm_set1_epi16(3); + __m128i t80; + __m128i tff80; + __m128i tffe0; + __m128i t1f; + // equivalent to shifting 0x1f left by bitdepth - 8 + // and setting new bits to 1 + const __m128i t1 = _mm_set1_epi16(0x1); + __m128i t7f; + // equivalent to shifting 0x7f left by bitdepth - 8 + // and setting new bits to 1 + __m128i ps1, ps0, qs0, qs1; + __m128i filt; + __m128i work_a; + __m128i filter1, filter2; + + (void)count; + + if (bd == 8) { + blimit = _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_blimit), zero); + limit = _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_limit), zero); + thresh = _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_thresh), zero); + t80 = _mm_set1_epi16(0x80); + tff80 = _mm_set1_epi16(0xff80); + tffe0 = _mm_set1_epi16(0xffe0); + t1f = _mm_srli_epi16(_mm_set1_epi16(0x1fff), 8); + t7f = _mm_srli_epi16(_mm_set1_epi16(0x7fff), 8); + } else if (bd == 10) { + blimit = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_blimit), zero), 2); + limit = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_limit), zero), 2); + thresh = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_thresh), zero), 2); + t80 = _mm_slli_epi16(_mm_set1_epi16(0x80), 2); + tff80 = _mm_slli_epi16(_mm_set1_epi16(0xff80), 2); + tffe0 = _mm_slli_epi16(_mm_set1_epi16(0xffe0), 2); + t1f = _mm_srli_epi16(_mm_set1_epi16(0x1fff), 6); + t7f = _mm_srli_epi16(_mm_set1_epi16(0x7fff), 6); + } else { // bd == 12 + blimit = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_blimit), zero), 4); + limit = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_limit), zero), 4); + thresh = _mm_slli_epi16( + _mm_unpacklo_epi8(_mm_load_si128((const __m128i *)_thresh), zero), 4); + t80 = _mm_slli_epi16(_mm_set1_epi16(0x80), 4); + tff80 = _mm_slli_epi16(_mm_set1_epi16(0xff80), 4); + tffe0 = _mm_slli_epi16(_mm_set1_epi16(0xffe0), 4); + t1f = _mm_srli_epi16(_mm_set1_epi16(0x1fff), 4); + t7f = _mm_srli_epi16(_mm_set1_epi16(0x7fff), 4); + } + + ps1 = _mm_subs_epi16(_mm_loadu_si128((__m128i *)(s - 2 * p)), t80); + ps0 = _mm_subs_epi16(_mm_loadu_si128((__m128i *)(s - 1 * p)), t80); + qs0 = _mm_subs_epi16(_mm_loadu_si128((__m128i *)(s + 0 * p)), t80); + qs1 = _mm_subs_epi16(_mm_loadu_si128((__m128i *)(s + 1 * p)), t80); + + // filter_mask and hev_mask + flat = _mm_max_epi16(abs_p1p0, abs_q1q0); + hev = _mm_subs_epu16(flat, thresh); + hev = _mm_xor_si128(_mm_cmpeq_epi16(hev, zero), ffff); + + abs_p0q0 =_mm_adds_epu16(abs_p0q0, abs_p0q0); + abs_p1q1 = _mm_srli_epi16(abs_p1q1, 1); + mask = _mm_subs_epu16(_mm_adds_epu16(abs_p0q0, abs_p1q1), blimit); + mask = _mm_xor_si128(_mm_cmpeq_epi16(mask, zero), ffff); + // mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; + // So taking maximums continues to work: + mask = _mm_and_si128(mask, _mm_adds_epu16(limit, one)); + mask = _mm_max_epi16(flat, mask); + // mask |= (abs(p1 - p0) > limit) * -1; + // mask |= (abs(q1 - q0) > limit) * -1; + work = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(p2, p1), + _mm_subs_epu16(p1, p2)), + _mm_or_si128(_mm_subs_epu16(p3, p2), + _mm_subs_epu16(p2, p3))); + mask = _mm_max_epi16(work, mask); + work = _mm_max_epi16(_mm_or_si128(_mm_subs_epu16(q2, q1), + _mm_subs_epu16(q1, q2)), + _mm_or_si128(_mm_subs_epu16(q3, q2), + _mm_subs_epu16(q2, q3))); + mask = _mm_max_epi16(work, mask); + mask = _mm_subs_epu16(mask, limit); + mask = _mm_cmpeq_epi16(mask, zero); + + // filter4 + filt = signed_char_clamp_bd_sse2(_mm_subs_epi16(ps1, qs1), bd); + filt = _mm_and_si128(filt, hev); + work_a = _mm_subs_epi16(qs0, ps0); + filt = _mm_adds_epi16(filt, work_a); + filt = _mm_adds_epi16(filt, work_a); + filt = signed_char_clamp_bd_sse2(_mm_adds_epi16(filt, work_a), bd); + + // (vp9_filter + 3 * (qs0 - ps0)) & mask + filt = _mm_and_si128(filt, mask); + + filter1 = signed_char_clamp_bd_sse2(_mm_adds_epi16(filt, t4), bd); + filter2 = signed_char_clamp_bd_sse2(_mm_adds_epi16(filt, t3), bd); + + // Filter1 >> 3 + work_a = _mm_cmpgt_epi16(zero, filter1); // get the values that are <0 + filter1 = _mm_srli_epi16(filter1, 3); + work_a = _mm_and_si128(work_a, tffe0); // sign bits for the values < 0 + filter1 = _mm_and_si128(filter1, t1f); // clamp the range + filter1 = _mm_or_si128(filter1, work_a); // reinsert the sign bits + + // Filter2 >> 3 + work_a = _mm_cmpgt_epi16(zero, filter2); + filter2 = _mm_srli_epi16(filter2, 3); + work_a = _mm_and_si128(work_a, tffe0); + filter2 = _mm_and_si128(filter2, t1f); + filter2 = _mm_or_si128(filter2, work_a); + + // filt >> 1 + filt = _mm_adds_epi16(filter1, t1); + work_a = _mm_cmpgt_epi16(zero, filt); + filt = _mm_srli_epi16(filt, 1); + work_a = _mm_and_si128(work_a, tff80); + filt = _mm_and_si128(filt, t7f); + filt = _mm_or_si128(filt, work_a); + + filt = _mm_andnot_si128(hev, filt); + + q0 = _mm_adds_epi16( + signed_char_clamp_bd_sse2(_mm_subs_epi16(qs0, filter1), bd), t80); + q1 = _mm_adds_epi16( + signed_char_clamp_bd_sse2(_mm_subs_epi16(qs1, filt), bd), t80); + p0 = _mm_adds_epi16( + signed_char_clamp_bd_sse2(_mm_adds_epi16(ps0, filter2), bd), t80); + p1 = _mm_adds_epi16( + signed_char_clamp_bd_sse2(_mm_adds_epi16(ps1, filt), bd), t80); + + _mm_storeu_si128((__m128i *)(s - 2 * p), p1); + _mm_storeu_si128((__m128i *)(s - 1 * p), p0); + _mm_storeu_si128((__m128i *)(s + 0 * p), q0); + _mm_storeu_si128((__m128i *)(s + 1 * p), q1); +} + +void vp9_highbd_lpf_horizontal_4_dual_sse2(uint16_t *s, int p, + const uint8_t *_blimit0, + const uint8_t *_limit0, + const uint8_t *_thresh0, + const uint8_t *_blimit1, + const uint8_t *_limit1, + const uint8_t *_thresh1, + int bd) { + vp9_highbd_lpf_horizontal_4_sse2(s, p, _blimit0, _limit0, _thresh0, 1, bd); + vp9_highbd_lpf_horizontal_4_sse2(s + 8, p, _blimit1, _limit1, _thresh1, 1, + bd); +} + +static INLINE void highbd_transpose(uint16_t *src[], int in_p, + uint16_t *dst[], int out_p, + int num_8x8_to_transpose) { + int idx8x8 = 0; + __m128i p0, p1, p2, p3, p4, p5, p6, p7, x0, x1, x2, x3, x4, x5, x6, x7; + do { + uint16_t *in = src[idx8x8]; + uint16_t *out = dst[idx8x8]; + + p0 = _mm_loadu_si128((__m128i *)(in + 0*in_p)); // 00 01 02 03 04 05 06 07 + p1 = _mm_loadu_si128((__m128i *)(in + 1*in_p)); // 10 11 12 13 14 15 16 17 + p2 = _mm_loadu_si128((__m128i *)(in + 2*in_p)); // 20 21 22 23 24 25 26 27 + p3 = _mm_loadu_si128((__m128i *)(in + 3*in_p)); // 30 31 32 33 34 35 36 37 + p4 = _mm_loadu_si128((__m128i *)(in + 4*in_p)); // 40 41 42 43 44 45 46 47 + p5 = _mm_loadu_si128((__m128i *)(in + 5*in_p)); // 50 51 52 53 54 55 56 57 + p6 = _mm_loadu_si128((__m128i *)(in + 6*in_p)); // 60 61 62 63 64 65 66 67 + p7 = _mm_loadu_si128((__m128i *)(in + 7*in_p)); // 70 71 72 73 74 75 76 77 + // 00 10 01 11 02 12 03 13 + x0 = _mm_unpacklo_epi16(p0, p1); + // 20 30 21 31 22 32 23 33 + x1 = _mm_unpacklo_epi16(p2, p3); + // 40 50 41 51 42 52 43 53 + x2 = _mm_unpacklo_epi16(p4, p5); + // 60 70 61 71 62 72 63 73 + x3 = _mm_unpacklo_epi16(p6, p7); + // 00 10 20 30 01 11 21 31 + x4 = _mm_unpacklo_epi32(x0, x1); + // 40 50 60 70 41 51 61 71 + x5 = _mm_unpacklo_epi32(x2, x3); + // 00 10 20 30 40 50 60 70 + x6 = _mm_unpacklo_epi64(x4, x5); + // 01 11 21 31 41 51 61 71 + x7 = _mm_unpackhi_epi64(x4, x5); + + _mm_storeu_si128((__m128i *)(out + 0*out_p), x6); + // 00 10 20 30 40 50 60 70 + _mm_storeu_si128((__m128i *)(out + 1*out_p), x7); + // 01 11 21 31 41 51 61 71 + + // 02 12 22 32 03 13 23 33 + x4 = _mm_unpackhi_epi32(x0, x1); + // 42 52 62 72 43 53 63 73 + x5 = _mm_unpackhi_epi32(x2, x3); + // 02 12 22 32 42 52 62 72 + x6 = _mm_unpacklo_epi64(x4, x5); + // 03 13 23 33 43 53 63 73 + x7 = _mm_unpackhi_epi64(x4, x5); + + _mm_storeu_si128((__m128i *)(out + 2*out_p), x6); + // 02 12 22 32 42 52 62 72 + _mm_storeu_si128((__m128i *)(out + 3*out_p), x7); + // 03 13 23 33 43 53 63 73 + + // 04 14 05 15 06 16 07 17 + x0 = _mm_unpackhi_epi16(p0, p1); + // 24 34 25 35 26 36 27 37 + x1 = _mm_unpackhi_epi16(p2, p3); + // 44 54 45 55 46 56 47 57 + x2 = _mm_unpackhi_epi16(p4, p5); + // 64 74 65 75 66 76 67 77 + x3 = _mm_unpackhi_epi16(p6, p7); + // 04 14 24 34 05 15 25 35 + x4 = _mm_unpacklo_epi32(x0, x1); + // 44 54 64 74 45 55 65 75 + x5 = _mm_unpacklo_epi32(x2, x3); + // 04 14 24 34 44 54 64 74 + x6 = _mm_unpacklo_epi64(x4, x5); + // 05 15 25 35 45 55 65 75 + x7 = _mm_unpackhi_epi64(x4, x5); + + _mm_storeu_si128((__m128i *)(out + 4*out_p), x6); + // 04 14 24 34 44 54 64 74 + _mm_storeu_si128((__m128i *)(out + 5*out_p), x7); + // 05 15 25 35 45 55 65 75 + + // 06 16 26 36 07 17 27 37 + x4 = _mm_unpackhi_epi32(x0, x1); + // 46 56 66 76 47 57 67 77 + x5 = _mm_unpackhi_epi32(x2, x3); + // 06 16 26 36 46 56 66 76 + x6 = _mm_unpacklo_epi64(x4, x5); + // 07 17 27 37 47 57 67 77 + x7 = _mm_unpackhi_epi64(x4, x5); + + _mm_storeu_si128((__m128i *)(out + 6*out_p), x6); + // 06 16 26 36 46 56 66 76 + _mm_storeu_si128((__m128i *)(out + 7*out_p), x7); + // 07 17 27 37 47 57 67 77 + } while (++idx8x8 < num_8x8_to_transpose); +} + +static INLINE void highbd_transpose8x16(uint16_t *in0, uint16_t *in1, + int in_p, uint16_t *out, int out_p) { + uint16_t *src0[1]; + uint16_t *src1[1]; + uint16_t *dest0[1]; + uint16_t *dest1[1]; + src0[0] = in0; + src1[0] = in1; + dest0[0] = out; + dest1[0] = out + 8; + highbd_transpose(src0, in_p, dest0, out_p, 1); + highbd_transpose(src1, in_p, dest1, out_p, 1); +} + +void vp9_highbd_lpf_vertical_4_sse2(uint16_t *s, int p, + const uint8_t *blimit, + const uint8_t *limit, + const uint8_t *thresh, + int count, int bd) { + DECLARE_ALIGNED(16, uint16_t, t_dst[8 * 8]); + uint16_t *src[1]; + uint16_t *dst[1]; + (void)count; + + // Transpose 8x8 + src[0] = s - 4; + dst[0] = t_dst; + + highbd_transpose(src, p, dst, 8, 1); + + // Loop filtering + vp9_highbd_lpf_horizontal_4_sse2(t_dst + 4 * 8, 8, blimit, limit, thresh, 1, + bd); + + src[0] = t_dst; + dst[0] = s - 4; + + // Transpose back + highbd_transpose(src, 8, dst, p, 1); +} + +void vp9_highbd_lpf_vertical_4_dual_sse2(uint16_t *s, int p, + const uint8_t *blimit0, + const uint8_t *limit0, + const uint8_t *thresh0, + const uint8_t *blimit1, + const uint8_t *limit1, + const uint8_t *thresh1, + int bd) { + DECLARE_ALIGNED(16, uint16_t, t_dst[16 * 8]); + uint16_t *src[2]; + uint16_t *dst[2]; + + // Transpose 8x16 + highbd_transpose8x16(s - 4, s - 4 + p * 8, p, t_dst, 16); + + // Loop filtering + vp9_highbd_lpf_horizontal_4_dual_sse2(t_dst + 4 * 16, 16, blimit0, limit0, + thresh0, blimit1, limit1, thresh1, bd); + src[0] = t_dst; + src[1] = t_dst + 8; + dst[0] = s - 4; + dst[1] = s - 4 + p * 8; + + // Transpose back + highbd_transpose(src, 16, dst, p, 2); +} + +void vp9_highbd_lpf_vertical_8_sse2(uint16_t *s, int p, + const uint8_t *blimit, + const uint8_t *limit, + const uint8_t *thresh, + int count, int bd) { + DECLARE_ALIGNED(16, uint16_t, t_dst[8 * 8]); + uint16_t *src[1]; + uint16_t *dst[1]; + (void)count; + + // Transpose 8x8 + src[0] = s - 4; + dst[0] = t_dst; + + highbd_transpose(src, p, dst, 8, 1); + + // Loop filtering + vp9_highbd_lpf_horizontal_8_sse2(t_dst + 4 * 8, 8, blimit, limit, thresh, 1, + bd); + + src[0] = t_dst; + dst[0] = s - 4; + + // Transpose back + highbd_transpose(src, 8, dst, p, 1); +} + +void vp9_highbd_lpf_vertical_8_dual_sse2(uint16_t *s, int p, + const uint8_t *blimit0, + const uint8_t *limit0, + const uint8_t *thresh0, + const uint8_t *blimit1, + const uint8_t *limit1, + const uint8_t *thresh1, + int bd) { + DECLARE_ALIGNED(16, uint16_t, t_dst[16 * 8]); + uint16_t *src[2]; + uint16_t *dst[2]; + + // Transpose 8x16 + highbd_transpose8x16(s - 4, s - 4 + p * 8, p, t_dst, 16); + + // Loop filtering + vp9_highbd_lpf_horizontal_8_dual_sse2(t_dst + 4 * 16, 16, blimit0, limit0, + thresh0, blimit1, limit1, thresh1, bd); + src[0] = t_dst; + src[1] = t_dst + 8; + + dst[0] = s - 4; + dst[1] = s - 4 + p * 8; + + // Transpose back + highbd_transpose(src, 16, dst, p, 2); +} + +void vp9_highbd_lpf_vertical_16_sse2(uint16_t *s, int p, + const uint8_t *blimit, + const uint8_t *limit, + const uint8_t *thresh, + int bd) { + DECLARE_ALIGNED(16, uint16_t, t_dst[8 * 16]); + uint16_t *src[2]; + uint16_t *dst[2]; + + src[0] = s - 8; + src[1] = s; + dst[0] = t_dst; + dst[1] = t_dst + 8 * 8; + + // Transpose 16x8 + highbd_transpose(src, p, dst, 8, 2); + + // Loop filtering + highbd_mb_lpf_horizontal_edge_w_sse2_8(t_dst + 8 * 8, 8, blimit, limit, + thresh, bd); + src[0] = t_dst; + src[1] = t_dst + 8 * 8; + dst[0] = s - 8; + dst[1] = s; + + // Transpose back + highbd_transpose(src, 8, dst, p, 2); +} + +void vp9_highbd_lpf_vertical_16_dual_sse2(uint16_t *s, + int p, + const uint8_t *blimit, + const uint8_t *limit, + const uint8_t *thresh, + int bd) { + DECLARE_ALIGNED(16, uint16_t, t_dst[256]); + + // Transpose 16x16 + highbd_transpose8x16(s - 8, s - 8 + 8 * p, p, t_dst, 16); + highbd_transpose8x16(s, s + 8 * p, p, t_dst + 8 * 16, 16); + + // Loop filtering + highbd_mb_lpf_horizontal_edge_w_sse2_16(t_dst + 8 * 16, 16, blimit, limit, + thresh, bd); + + // Transpose back + highbd_transpose8x16(t_dst, t_dst + 8 * 16, 16, s - 8, p); + highbd_transpose8x16(t_dst + 8, t_dst + 8 + 8 * 16, 16, s - 8 + 8 * p, p); +} diff --git a/media/libvpx/vp9/common/x86/vp9_high_subpixel_8t_sse2.asm b/media/libvpx/vp9/common/x86/vp9_high_subpixel_8t_sse2.asm new file mode 100644 index 000000000..29ec151ed --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_high_subpixel_8t_sse2.asm @@ -0,0 +1,962 @@ +; +; Copyright (c) 2014 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + +%include "vpx_ports/x86_abi_support.asm" + +;Note: tap3 and tap4 have to be applied and added after other taps to avoid +;overflow. + +%macro HIGH_GET_FILTERS_4 0 + mov rdx, arg(5) ;filter ptr + mov rcx, 0x00000040 + + movdqa xmm7, [rdx] ;load filters + pshuflw xmm0, xmm7, 0b ;k0 + pshuflw xmm1, xmm7, 01010101b ;k1 + pshuflw xmm2, xmm7, 10101010b ;k2 + pshuflw xmm3, xmm7, 11111111b ;k3 + psrldq xmm7, 8 + pshuflw xmm4, xmm7, 0b ;k4 + pshuflw xmm5, xmm7, 01010101b ;k5 + pshuflw xmm6, xmm7, 10101010b ;k6 + pshuflw xmm7, xmm7, 11111111b ;k7 + + punpcklwd xmm0, xmm6 + punpcklwd xmm2, xmm5 + punpcklwd xmm3, xmm4 + punpcklwd xmm1, xmm7 + + movdqa k0k6, xmm0 + movdqa k2k5, xmm2 + movdqa k3k4, xmm3 + movdqa k1k7, xmm1 + + movq xmm6, rcx + pshufd xmm6, xmm6, 0 + movdqa krd, xmm6 + + ;Compute max and min values of a pixel + mov rdx, 0x00010001 + movsxd rcx, DWORD PTR arg(6) ;bps + movq xmm0, rdx + movq xmm1, rcx + pshufd xmm0, xmm0, 0b + movdqa xmm2, xmm0 + psllw xmm0, xmm1 + psubw xmm0, xmm2 + pxor xmm1, xmm1 + movdqa max, xmm0 ;max value (for clamping) + movdqa min, xmm1 ;min value (for clamping) + +%endm + +%macro HIGH_APPLY_FILTER_4 1 + punpcklwd xmm0, xmm6 ;two row in one register + punpcklwd xmm1, xmm7 + punpcklwd xmm2, xmm5 + punpcklwd xmm3, xmm4 + + pmaddwd xmm0, k0k6 ;multiply the filter factors + pmaddwd xmm1, k1k7 + pmaddwd xmm2, k2k5 + pmaddwd xmm3, k3k4 + + paddd xmm0, xmm1 ;sum + paddd xmm0, xmm2 + paddd xmm0, xmm3 + + paddd xmm0, krd ;rounding + psrad xmm0, 7 ;shift + packssdw xmm0, xmm0 ;pack to word + + ;clamp the values + pminsw xmm0, max + pmaxsw xmm0, min + +%if %1 + movq xmm1, [rdi] + pavgw xmm0, xmm1 +%endif + movq [rdi], xmm0 +%endm + +%macro HIGH_GET_FILTERS 0 + mov rdx, arg(5) ;filter ptr + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + mov rcx, 0x00000040 + + movdqa xmm7, [rdx] ;load filters + pshuflw xmm0, xmm7, 0b ;k0 + pshuflw xmm1, xmm7, 01010101b ;k1 + pshuflw xmm2, xmm7, 10101010b ;k2 + pshuflw xmm3, xmm7, 11111111b ;k3 + pshufhw xmm4, xmm7, 0b ;k4 + pshufhw xmm5, xmm7, 01010101b ;k5 + pshufhw xmm6, xmm7, 10101010b ;k6 + pshufhw xmm7, xmm7, 11111111b ;k7 + punpcklqdq xmm2, xmm2 + punpcklqdq xmm3, xmm3 + punpcklwd xmm0, xmm1 + punpckhwd xmm6, xmm7 + punpckhwd xmm2, xmm5 + punpckhwd xmm3, xmm4 + + movdqa k0k1, xmm0 ;store filter factors on stack + movdqa k6k7, xmm6 + movdqa k2k5, xmm2 + movdqa k3k4, xmm3 + + movq xmm6, rcx + pshufd xmm6, xmm6, 0 + movdqa krd, xmm6 ;rounding + + ;Compute max and min values of a pixel + mov rdx, 0x00010001 + movsxd rcx, DWORD PTR arg(6) ;bps + movq xmm0, rdx + movq xmm1, rcx + pshufd xmm0, xmm0, 0b + movdqa xmm2, xmm0 + psllw xmm0, xmm1 + psubw xmm0, xmm2 + pxor xmm1, xmm1 + movdqa max, xmm0 ;max value (for clamping) + movdqa min, xmm1 ;min value (for clamping) +%endm + +%macro LOAD_VERT_8 1 + movdqu xmm0, [rsi + %1] ;0 + movdqu xmm1, [rsi + rax + %1] ;1 + movdqu xmm6, [rsi + rdx * 2 + %1] ;6 + lea rsi, [rsi + rax] + movdqu xmm7, [rsi + rdx * 2 + %1] ;7 + movdqu xmm2, [rsi + rax + %1] ;2 + movdqu xmm3, [rsi + rax * 2 + %1] ;3 + movdqu xmm4, [rsi + rdx + %1] ;4 + movdqu xmm5, [rsi + rax * 4 + %1] ;5 +%endm + +%macro HIGH_APPLY_FILTER_8 2 + movdqu temp, xmm4 + movdqa xmm4, xmm0 + punpcklwd xmm0, xmm1 + punpckhwd xmm4, xmm1 + movdqa xmm1, xmm6 + punpcklwd xmm6, xmm7 + punpckhwd xmm1, xmm7 + movdqa xmm7, xmm2 + punpcklwd xmm2, xmm5 + punpckhwd xmm7, xmm5 + + movdqu xmm5, temp + movdqu temp, xmm4 + movdqa xmm4, xmm3 + punpcklwd xmm3, xmm5 + punpckhwd xmm4, xmm5 + movdqu xmm5, temp + + pmaddwd xmm0, k0k1 + pmaddwd xmm5, k0k1 + pmaddwd xmm6, k6k7 + pmaddwd xmm1, k6k7 + pmaddwd xmm2, k2k5 + pmaddwd xmm7, k2k5 + pmaddwd xmm3, k3k4 + pmaddwd xmm4, k3k4 + + paddd xmm0, xmm6 + paddd xmm0, xmm2 + paddd xmm0, xmm3 + paddd xmm5, xmm1 + paddd xmm5, xmm7 + paddd xmm5, xmm4 + + paddd xmm0, krd ;rounding + paddd xmm5, krd + psrad xmm0, 7 ;shift + psrad xmm5, 7 + packssdw xmm0, xmm5 ;pack back to word + + ;clamp the values + pminsw xmm0, max + pmaxsw xmm0, min + +%if %1 + movdqu xmm1, [rdi + %2] + pavgw xmm0, xmm1 +%endif + movdqu [rdi + %2], xmm0 +%endm + +;void vp9_filter_block1d4_v8_sse2 +;( +; unsigned char *src_ptr, +; unsigned int src_pitch, +; unsigned char *output_ptr, +; unsigned int out_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_highbd_filter_block1d4_v8_sse2) PRIVATE +sym(vp9_highbd_filter_block1d4_v8_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 7 + %define k0k6 [rsp + 16 * 0] + %define k2k5 [rsp + 16 * 1] + %define k3k4 [rsp + 16 * 2] + %define k1k7 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define max [rsp + 16 * 5] + %define min [rsp + 16 * 6] + + HIGH_GET_FILTERS_4 + + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rbx, DWORD PTR arg(3) ;out_pitch + lea rax, [rax + rax] ;bytes per line + lea rbx, [rbx + rbx] + lea rdx, [rax + rax * 2] + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movq xmm0, [rsi] ;load src: row 0 + movq xmm1, [rsi + rax] ;1 + movq xmm6, [rsi + rdx * 2] ;6 + lea rsi, [rsi + rax] + movq xmm7, [rsi + rdx * 2] ;7 + movq xmm2, [rsi + rax] ;2 + movq xmm3, [rsi + rax * 2] ;3 + movq xmm4, [rsi + rdx] ;4 + movq xmm5, [rsi + rax * 4] ;5 + + HIGH_APPLY_FILTER_4 0 + + lea rdi, [rdi + rbx] + dec rcx + jnz .loop + + add rsp, 16 * 7 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;void vp9_filter_block1d8_v8_sse2 +;( +; unsigned char *src_ptr, +; unsigned int src_pitch, +; unsigned char *output_ptr, +; unsigned int out_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_highbd_filter_block1d8_v8_sse2) PRIVATE +sym(vp9_highbd_filter_block1d8_v8_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 8 + %define k0k1 [rsp + 16 * 0] + %define k6k7 [rsp + 16 * 1] + %define k2k5 [rsp + 16 * 2] + %define k3k4 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define temp [rsp + 16 * 5] + %define max [rsp + 16 * 6] + %define min [rsp + 16 * 7] + + HIGH_GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rbx, DWORD PTR arg(3) ;out_pitch + lea rax, [rax + rax] ;bytes per line + lea rbx, [rbx + rbx] + lea rdx, [rax + rax * 2] + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + LOAD_VERT_8 0 + HIGH_APPLY_FILTER_8 0, 0 + + lea rdi, [rdi + rbx] + dec rcx + jnz .loop + + add rsp, 16 * 8 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;void vp9_filter_block1d16_v8_sse2 +;( +; unsigned char *src_ptr, +; unsigned int src_pitch, +; unsigned char *output_ptr, +; unsigned int out_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_highbd_filter_block1d16_v8_sse2) PRIVATE +sym(vp9_highbd_filter_block1d16_v8_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 8 + %define k0k1 [rsp + 16 * 0] + %define k6k7 [rsp + 16 * 1] + %define k2k5 [rsp + 16 * 2] + %define k3k4 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define temp [rsp + 16 * 5] + %define max [rsp + 16 * 6] + %define min [rsp + 16 * 7] + + HIGH_GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rbx, DWORD PTR arg(3) ;out_pitch + lea rax, [rax + rax] ;bytes per line + lea rbx, [rbx + rbx] + lea rdx, [rax + rax * 2] + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + LOAD_VERT_8 0 + HIGH_APPLY_FILTER_8 0, 0 + sub rsi, rax + + LOAD_VERT_8 16 + HIGH_APPLY_FILTER_8 0, 16 + add rdi, rbx + + dec rcx + jnz .loop + + add rsp, 16 * 8 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_highbd_filter_block1d4_v8_avg_sse2) PRIVATE +sym(vp9_highbd_filter_block1d4_v8_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 7 + %define k0k6 [rsp + 16 * 0] + %define k2k5 [rsp + 16 * 1] + %define k3k4 [rsp + 16 * 2] + %define k1k7 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define max [rsp + 16 * 5] + %define min [rsp + 16 * 6] + + HIGH_GET_FILTERS_4 + + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rbx, DWORD PTR arg(3) ;out_pitch + lea rax, [rax + rax] ;bytes per line + lea rbx, [rbx + rbx] + lea rdx, [rax + rax * 2] + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movq xmm0, [rsi] ;load src: row 0 + movq xmm1, [rsi + rax] ;1 + movq xmm6, [rsi + rdx * 2] ;6 + lea rsi, [rsi + rax] + movq xmm7, [rsi + rdx * 2] ;7 + movq xmm2, [rsi + rax] ;2 + movq xmm3, [rsi + rax * 2] ;3 + movq xmm4, [rsi + rdx] ;4 + movq xmm5, [rsi + rax * 4] ;5 + + HIGH_APPLY_FILTER_4 1 + + lea rdi, [rdi + rbx] + dec rcx + jnz .loop + + add rsp, 16 * 7 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_highbd_filter_block1d8_v8_avg_sse2) PRIVATE +sym(vp9_highbd_filter_block1d8_v8_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 8 + %define k0k1 [rsp + 16 * 0] + %define k6k7 [rsp + 16 * 1] + %define k2k5 [rsp + 16 * 2] + %define k3k4 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define temp [rsp + 16 * 5] + %define max [rsp + 16 * 6] + %define min [rsp + 16 * 7] + + HIGH_GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rbx, DWORD PTR arg(3) ;out_pitch + lea rax, [rax + rax] ;bytes per line + lea rbx, [rbx + rbx] + lea rdx, [rax + rax * 2] + movsxd rcx, DWORD PTR arg(4) ;output_height +.loop: + LOAD_VERT_8 0 + HIGH_APPLY_FILTER_8 1, 0 + + lea rdi, [rdi + rbx] + dec rcx + jnz .loop + + add rsp, 16 * 8 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_highbd_filter_block1d16_v8_avg_sse2) PRIVATE +sym(vp9_highbd_filter_block1d16_v8_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 8 + %define k0k1 [rsp + 16 * 0] + %define k6k7 [rsp + 16 * 1] + %define k2k5 [rsp + 16 * 2] + %define k3k4 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define temp [rsp + 16 * 5] + %define max [rsp + 16 * 6] + %define min [rsp + 16 * 7] + + HIGH_GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rbx, DWORD PTR arg(3) ;out_pitch + lea rax, [rax + rax] ;bytes per line + lea rbx, [rbx + rbx] + lea rdx, [rax + rax * 2] + movsxd rcx, DWORD PTR arg(4) ;output_height +.loop: + LOAD_VERT_8 0 + HIGH_APPLY_FILTER_8 1, 0 + sub rsi, rax + + LOAD_VERT_8 16 + HIGH_APPLY_FILTER_8 1, 16 + add rdi, rbx + + dec rcx + jnz .loop + + add rsp, 16 * 8 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;void vp9_filter_block1d4_h8_sse2 +;( +; unsigned char *src_ptr, +; unsigned int src_pixels_per_line, +; unsigned char *output_ptr, +; unsigned int output_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_highbd_filter_block1d4_h8_sse2) PRIVATE +sym(vp9_highbd_filter_block1d4_h8_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 7 + %define k0k6 [rsp + 16 * 0] + %define k2k5 [rsp + 16 * 1] + %define k3k4 [rsp + 16 * 2] + %define k1k7 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define max [rsp + 16 * 5] + %define min [rsp + 16 * 6] + + HIGH_GET_FILTERS_4 + + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + lea rax, [rax + rax] ;bytes per line + lea rdx, [rdx + rdx] + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movdqu xmm0, [rsi - 6] ;load src + movdqu xmm4, [rsi + 2] + movdqa xmm1, xmm0 + movdqa xmm6, xmm4 + movdqa xmm7, xmm4 + movdqa xmm2, xmm0 + movdqa xmm3, xmm0 + movdqa xmm5, xmm4 + + psrldq xmm1, 2 + psrldq xmm6, 4 + psrldq xmm7, 6 + psrldq xmm2, 4 + psrldq xmm3, 6 + psrldq xmm5, 2 + + HIGH_APPLY_FILTER_4 0 + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx + jnz .loop + + add rsp, 16 * 7 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;void vp9_filter_block1d8_h8_sse2 +;( +; unsigned char *src_ptr, +; unsigned int src_pixels_per_line, +; unsigned char *output_ptr, +; unsigned int output_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_highbd_filter_block1d8_h8_sse2) PRIVATE +sym(vp9_highbd_filter_block1d8_h8_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 8 + %define k0k1 [rsp + 16 * 0] + %define k6k7 [rsp + 16 * 1] + %define k2k5 [rsp + 16 * 2] + %define k3k4 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define temp [rsp + 16 * 5] + %define max [rsp + 16 * 6] + %define min [rsp + 16 * 7] + + HIGH_GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + lea rax, [rax + rax] ;bytes per line + lea rdx, [rdx + rdx] + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movdqu xmm0, [rsi - 6] ;load src + movdqu xmm1, [rsi - 4] + movdqu xmm2, [rsi - 2] + movdqu xmm3, [rsi] + movdqu xmm4, [rsi + 2] + movdqu xmm5, [rsi + 4] + movdqu xmm6, [rsi + 6] + movdqu xmm7, [rsi + 8] + + HIGH_APPLY_FILTER_8 0, 0 + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx + jnz .loop + + add rsp, 16 * 8 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;void vp9_filter_block1d16_h8_sse2 +;( +; unsigned char *src_ptr, +; unsigned int src_pixels_per_line, +; unsigned char *output_ptr, +; unsigned int output_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_highbd_filter_block1d16_h8_sse2) PRIVATE +sym(vp9_highbd_filter_block1d16_h8_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 8 + %define k0k1 [rsp + 16 * 0] + %define k6k7 [rsp + 16 * 1] + %define k2k5 [rsp + 16 * 2] + %define k3k4 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define temp [rsp + 16 * 5] + %define max [rsp + 16 * 6] + %define min [rsp + 16 * 7] + + HIGH_GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + lea rax, [rax + rax] ;bytes per line + lea rdx, [rdx + rdx] + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movdqu xmm0, [rsi - 6] ;load src + movdqu xmm1, [rsi - 4] + movdqu xmm2, [rsi - 2] + movdqu xmm3, [rsi] + movdqu xmm4, [rsi + 2] + movdqu xmm5, [rsi + 4] + movdqu xmm6, [rsi + 6] + movdqu xmm7, [rsi + 8] + + HIGH_APPLY_FILTER_8 0, 0 + + movdqu xmm0, [rsi + 10] ;load src + movdqu xmm1, [rsi + 12] + movdqu xmm2, [rsi + 14] + movdqu xmm3, [rsi + 16] + movdqu xmm4, [rsi + 18] + movdqu xmm5, [rsi + 20] + movdqu xmm6, [rsi + 22] + movdqu xmm7, [rsi + 24] + + HIGH_APPLY_FILTER_8 0, 16 + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx + jnz .loop + + add rsp, 16 * 8 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_highbd_filter_block1d4_h8_avg_sse2) PRIVATE +sym(vp9_highbd_filter_block1d4_h8_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 7 + %define k0k6 [rsp + 16 * 0] + %define k2k5 [rsp + 16 * 1] + %define k3k4 [rsp + 16 * 2] + %define k1k7 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define max [rsp + 16 * 5] + %define min [rsp + 16 * 6] + + HIGH_GET_FILTERS_4 + + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + lea rax, [rax + rax] ;bytes per line + lea rdx, [rdx + rdx] + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movdqu xmm0, [rsi - 6] ;load src + movdqu xmm4, [rsi + 2] + movdqa xmm1, xmm0 + movdqa xmm6, xmm4 + movdqa xmm7, xmm4 + movdqa xmm2, xmm0 + movdqa xmm3, xmm0 + movdqa xmm5, xmm4 + + psrldq xmm1, 2 + psrldq xmm6, 4 + psrldq xmm7, 6 + psrldq xmm2, 4 + psrldq xmm3, 6 + psrldq xmm5, 2 + + HIGH_APPLY_FILTER_4 1 + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx + jnz .loop + + add rsp, 16 * 7 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_highbd_filter_block1d8_h8_avg_sse2) PRIVATE +sym(vp9_highbd_filter_block1d8_h8_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 8 + %define k0k1 [rsp + 16 * 0] + %define k6k7 [rsp + 16 * 1] + %define k2k5 [rsp + 16 * 2] + %define k3k4 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define temp [rsp + 16 * 5] + %define max [rsp + 16 * 6] + %define min [rsp + 16 * 7] + + HIGH_GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + lea rax, [rax + rax] ;bytes per line + lea rdx, [rdx + rdx] + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movdqu xmm0, [rsi - 6] ;load src + movdqu xmm1, [rsi - 4] + movdqu xmm2, [rsi - 2] + movdqu xmm3, [rsi] + movdqu xmm4, [rsi + 2] + movdqu xmm5, [rsi + 4] + movdqu xmm6, [rsi + 6] + movdqu xmm7, [rsi + 8] + + HIGH_APPLY_FILTER_8 1, 0 + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx + jnz .loop + + add rsp, 16 * 8 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_highbd_filter_block1d16_h8_avg_sse2) PRIVATE +sym(vp9_highbd_filter_block1d16_h8_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 8 + %define k0k1 [rsp + 16 * 0] + %define k6k7 [rsp + 16 * 1] + %define k2k5 [rsp + 16 * 2] + %define k3k4 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define temp [rsp + 16 * 5] + %define max [rsp + 16 * 6] + %define min [rsp + 16 * 7] + + HIGH_GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + lea rax, [rax + rax] ;bytes per line + lea rdx, [rdx + rdx] + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movdqu xmm0, [rsi - 6] ;load src + movdqu xmm1, [rsi - 4] + movdqu xmm2, [rsi - 2] + movdqu xmm3, [rsi] + movdqu xmm4, [rsi + 2] + movdqu xmm5, [rsi + 4] + movdqu xmm6, [rsi + 6] + movdqu xmm7, [rsi + 8] + + HIGH_APPLY_FILTER_8 1, 0 + + movdqu xmm0, [rsi + 10] ;load src + movdqu xmm1, [rsi + 12] + movdqu xmm2, [rsi + 14] + movdqu xmm3, [rsi + 16] + movdqu xmm4, [rsi + 18] + movdqu xmm5, [rsi + 20] + movdqu xmm6, [rsi + 22] + movdqu xmm7, [rsi + 24] + + HIGH_APPLY_FILTER_8 1, 16 + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx + jnz .loop + + add rsp, 16 * 8 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret diff --git a/media/libvpx/vp9/common/x86/vp9_high_subpixel_bilinear_sse2.asm b/media/libvpx/vp9/common/x86/vp9_high_subpixel_bilinear_sse2.asm new file mode 100644 index 000000000..93784121c --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_high_subpixel_bilinear_sse2.asm @@ -0,0 +1,494 @@ +; +; Copyright (c) 2014 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + +%include "vpx_ports/x86_abi_support.asm" + +%macro HIGH_GET_PARAM_4 0 + mov rdx, arg(5) ;filter ptr + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + mov rcx, 0x00000040 + + movdqa xmm3, [rdx] ;load filters + pshuflw xmm4, xmm3, 11111111b ;k3 + psrldq xmm3, 8 + pshuflw xmm3, xmm3, 0b ;k4 + punpcklwd xmm4, xmm3 ;k3k4 + + movq xmm3, rcx ;rounding + pshufd xmm3, xmm3, 0 + + mov rdx, 0x00010001 + movsxd rcx, DWORD PTR arg(6) ;bps + movq xmm5, rdx + movq xmm2, rcx + pshufd xmm5, xmm5, 0b + movdqa xmm1, xmm5 + psllw xmm5, xmm2 + psubw xmm5, xmm1 ;max value (for clamping) + pxor xmm2, xmm2 ;min value (for clamping) + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + movsxd rcx, DWORD PTR arg(4) ;output_height +%endm + +%macro HIGH_APPLY_FILTER_4 1 + + punpcklwd xmm0, xmm1 ;two row in one register + pmaddwd xmm0, xmm4 ;multiply the filter factors + + paddd xmm0, xmm3 ;rounding + psrad xmm0, 7 ;shift + packssdw xmm0, xmm0 ;pack to word + + ;clamp the values + pminsw xmm0, xmm5 + pmaxsw xmm0, xmm2 + +%if %1 + movq xmm1, [rdi] + pavgw xmm0, xmm1 +%endif + + movq [rdi], xmm0 + lea rsi, [rsi + 2*rax] + lea rdi, [rdi + 2*rdx] + dec rcx +%endm + +%if ARCH_X86_64 +%macro HIGH_GET_PARAM 0 + mov rdx, arg(5) ;filter ptr + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + mov rcx, 0x00000040 + + movdqa xmm6, [rdx] ;load filters + + pshuflw xmm7, xmm6, 11111111b ;k3 + pshufhw xmm6, xmm6, 0b ;k4 + psrldq xmm6, 8 + punpcklwd xmm7, xmm6 ;k3k4k3k4k3k4k3k4 + + movq xmm4, rcx ;rounding + pshufd xmm4, xmm4, 0 + + mov rdx, 0x00010001 + movsxd rcx, DWORD PTR arg(6) ;bps + movq xmm8, rdx + movq xmm5, rcx + pshufd xmm8, xmm8, 0b + movdqa xmm1, xmm8 + psllw xmm8, xmm5 + psubw xmm8, xmm1 ;max value (for clamping) + pxor xmm5, xmm5 ;min value (for clamping) + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + movsxd rcx, DWORD PTR arg(4) ;output_height +%endm + +%macro HIGH_APPLY_FILTER_8 1 + movdqa xmm6, xmm0 + punpckhwd xmm6, xmm1 + punpcklwd xmm0, xmm1 + pmaddwd xmm6, xmm7 + pmaddwd xmm0, xmm7 + + paddd xmm6, xmm4 ;rounding + paddd xmm0, xmm4 ;rounding + psrad xmm6, 7 ;shift + psrad xmm0, 7 ;shift + packssdw xmm0, xmm6 ;pack back to word + + ;clamp the values + pminsw xmm0, xmm8 + pmaxsw xmm0, xmm5 + +%if %1 + movdqu xmm1, [rdi] + pavgw xmm0, xmm1 +%endif + movdqu [rdi], xmm0 ;store the result + + lea rsi, [rsi + 2*rax] + lea rdi, [rdi + 2*rdx] + dec rcx +%endm + +%macro HIGH_APPLY_FILTER_16 1 + movdqa xmm9, xmm0 + movdqa xmm6, xmm2 + punpckhwd xmm9, xmm1 + punpckhwd xmm6, xmm3 + punpcklwd xmm0, xmm1 + punpcklwd xmm2, xmm3 + + pmaddwd xmm9, xmm7 + pmaddwd xmm6, xmm7 + pmaddwd xmm0, xmm7 + pmaddwd xmm2, xmm7 + + paddd xmm9, xmm4 ;rounding + paddd xmm6, xmm4 + paddd xmm0, xmm4 + paddd xmm2, xmm4 + + psrad xmm9, 7 ;shift + psrad xmm6, 7 + psrad xmm0, 7 + psrad xmm2, 7 + + packssdw xmm0, xmm9 ;pack back to word + packssdw xmm2, xmm6 ;pack back to word + + ;clamp the values + pminsw xmm0, xmm8 + pmaxsw xmm0, xmm5 + pminsw xmm2, xmm8 + pmaxsw xmm2, xmm5 + +%if %1 + movdqu xmm1, [rdi] + movdqu xmm3, [rdi + 16] + pavgw xmm0, xmm1 + pavgw xmm2, xmm3 +%endif + movdqu [rdi], xmm0 ;store the result + movdqu [rdi + 16], xmm2 ;store the result + + lea rsi, [rsi + 2*rax] + lea rdi, [rdi + 2*rdx] + dec rcx +%endm +%endif + +global sym(vp9_highbd_filter_block1d4_v2_sse2) PRIVATE +sym(vp9_highbd_filter_block1d4_v2_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + push rsi + push rdi + ; end prolog + + HIGH_GET_PARAM_4 +.loop: + movq xmm0, [rsi] ;load src + movq xmm1, [rsi + 2*rax] + + HIGH_APPLY_FILTER_4 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + UNSHADOW_ARGS + pop rbp + ret + +%if ARCH_X86_64 +global sym(vp9_highbd_filter_block1d8_v2_sse2) PRIVATE +sym(vp9_highbd_filter_block1d8_v2_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 8 + push rsi + push rdi + ; end prolog + + HIGH_GET_PARAM +.loop: + movdqu xmm0, [rsi] ;0 + movdqu xmm1, [rsi + 2*rax] ;1 + + HIGH_APPLY_FILTER_8 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_highbd_filter_block1d16_v2_sse2) PRIVATE +sym(vp9_highbd_filter_block1d16_v2_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 9 + push rsi + push rdi + ; end prolog + + HIGH_GET_PARAM +.loop: + movdqu xmm0, [rsi] ;0 + movdqu xmm2, [rsi + 16] + movdqu xmm1, [rsi + 2*rax] ;1 + movdqu xmm3, [rsi + 2*rax + 16] + + HIGH_APPLY_FILTER_16 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret +%endif + +global sym(vp9_highbd_filter_block1d4_v2_avg_sse2) PRIVATE +sym(vp9_highbd_filter_block1d4_v2_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + push rsi + push rdi + ; end prolog + + HIGH_GET_PARAM_4 +.loop: + movq xmm0, [rsi] ;load src + movq xmm1, [rsi + 2*rax] + + HIGH_APPLY_FILTER_4 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + UNSHADOW_ARGS + pop rbp + ret + +%if ARCH_X86_64 +global sym(vp9_highbd_filter_block1d8_v2_avg_sse2) PRIVATE +sym(vp9_highbd_filter_block1d8_v2_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 8 + push rsi + push rdi + ; end prolog + + HIGH_GET_PARAM +.loop: + movdqu xmm0, [rsi] ;0 + movdqu xmm1, [rsi + 2*rax] ;1 + + HIGH_APPLY_FILTER_8 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_highbd_filter_block1d16_v2_avg_sse2) PRIVATE +sym(vp9_highbd_filter_block1d16_v2_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 9 + push rsi + push rdi + ; end prolog + + HIGH_GET_PARAM +.loop: + movdqu xmm0, [rsi] ;0 + movdqu xmm1, [rsi + 2*rax] ;1 + movdqu xmm2, [rsi + 16] + movdqu xmm3, [rsi + 2*rax + 16] + + HIGH_APPLY_FILTER_16 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret +%endif + +global sym(vp9_highbd_filter_block1d4_h2_sse2) PRIVATE +sym(vp9_highbd_filter_block1d4_h2_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + push rsi + push rdi + ; end prolog + + HIGH_GET_PARAM_4 +.loop: + movdqu xmm0, [rsi] ;load src + movdqa xmm1, xmm0 + psrldq xmm1, 2 + + HIGH_APPLY_FILTER_4 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + UNSHADOW_ARGS + pop rbp + ret + +%if ARCH_X86_64 +global sym(vp9_highbd_filter_block1d8_h2_sse2) PRIVATE +sym(vp9_highbd_filter_block1d8_h2_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 8 + push rsi + push rdi + ; end prolog + + HIGH_GET_PARAM +.loop: + movdqu xmm0, [rsi] ;load src + movdqu xmm1, [rsi + 2] + + HIGH_APPLY_FILTER_8 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_highbd_filter_block1d16_h2_sse2) PRIVATE +sym(vp9_highbd_filter_block1d16_h2_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 9 + push rsi + push rdi + ; end prolog + + HIGH_GET_PARAM +.loop: + movdqu xmm0, [rsi] ;load src + movdqu xmm1, [rsi + 2] + movdqu xmm2, [rsi + 16] + movdqu xmm3, [rsi + 18] + + HIGH_APPLY_FILTER_16 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret +%endif + +global sym(vp9_highbd_filter_block1d4_h2_avg_sse2) PRIVATE +sym(vp9_highbd_filter_block1d4_h2_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + push rsi + push rdi + ; end prolog + + HIGH_GET_PARAM_4 +.loop: + movdqu xmm0, [rsi] ;load src + movdqa xmm1, xmm0 + psrldq xmm1, 2 + + HIGH_APPLY_FILTER_4 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + UNSHADOW_ARGS + pop rbp + ret + +%if ARCH_X86_64 +global sym(vp9_highbd_filter_block1d8_h2_avg_sse2) PRIVATE +sym(vp9_highbd_filter_block1d8_h2_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 8 + push rsi + push rdi + ; end prolog + + HIGH_GET_PARAM +.loop: + movdqu xmm0, [rsi] ;load src + movdqu xmm1, [rsi + 2] + + HIGH_APPLY_FILTER_8 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_highbd_filter_block1d16_h2_avg_sse2) PRIVATE +sym(vp9_highbd_filter_block1d16_h2_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 9 + push rsi + push rdi + ; end prolog + + HIGH_GET_PARAM +.loop: + movdqu xmm0, [rsi] ;load src + movdqu xmm1, [rsi + 2] + movdqu xmm2, [rsi + 16] + movdqu xmm3, [rsi + 18] + + HIGH_APPLY_FILTER_16 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret +%endif diff --git a/media/libvpx/vp9/common/x86/vp9_idct_intrin_sse2.c b/media/libvpx/vp9/common/x86/vp9_idct_intrin_sse2.c new file mode 100644 index 000000000..ce010df3b --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_idct_intrin_sse2.c @@ -0,0 +1,4223 @@ +/* + * Copyright (c) 2012 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "./vp9_rtcd.h" +#include "vpx_ports/mem.h" +#include "vp9/common/x86/vp9_idct_intrin_sse2.h" +#include "vp9/common/vp9_idct.h" + +#define RECON_AND_STORE4X4(dest, in_x) \ +{ \ + __m128i d0 = _mm_cvtsi32_si128(*(const int *)(dest)); \ + d0 = _mm_unpacklo_epi8(d0, zero); \ + d0 = _mm_add_epi16(in_x, d0); \ + d0 = _mm_packus_epi16(d0, d0); \ + *(int *)(dest) = _mm_cvtsi128_si32(d0); \ +} + +void vp9_idct4x4_16_add_sse2(const int16_t *input, uint8_t *dest, int stride) { + const __m128i zero = _mm_setzero_si128(); + const __m128i eight = _mm_set1_epi16(8); + const __m128i cst = _mm_setr_epi16( + (int16_t)cospi_16_64, (int16_t)cospi_16_64, (int16_t)cospi_16_64, + (int16_t)-cospi_16_64, (int16_t)cospi_24_64, (int16_t)-cospi_8_64, + (int16_t)cospi_8_64, (int16_t)cospi_24_64); + const __m128i rounding = _mm_set1_epi32(DCT_CONST_ROUNDING); + __m128i input0, input1, input2, input3; + + // Rows + input0 = _mm_load_si128((const __m128i *)input); + input2 = _mm_load_si128((const __m128i *)(input + 8)); + + // Construct i3, i1, i3, i1, i2, i0, i2, i0 + input0 = _mm_shufflelo_epi16(input0, 0xd8); + input0 = _mm_shufflehi_epi16(input0, 0xd8); + input2 = _mm_shufflelo_epi16(input2, 0xd8); + input2 = _mm_shufflehi_epi16(input2, 0xd8); + + input1 = _mm_unpackhi_epi32(input0, input0); + input0 = _mm_unpacklo_epi32(input0, input0); + input3 = _mm_unpackhi_epi32(input2, input2); + input2 = _mm_unpacklo_epi32(input2, input2); + + // Stage 1 + input0 = _mm_madd_epi16(input0, cst); + input1 = _mm_madd_epi16(input1, cst); + input2 = _mm_madd_epi16(input2, cst); + input3 = _mm_madd_epi16(input3, cst); + + input0 = _mm_add_epi32(input0, rounding); + input1 = _mm_add_epi32(input1, rounding); + input2 = _mm_add_epi32(input2, rounding); + input3 = _mm_add_epi32(input3, rounding); + + input0 = _mm_srai_epi32(input0, DCT_CONST_BITS); + input1 = _mm_srai_epi32(input1, DCT_CONST_BITS); + input2 = _mm_srai_epi32(input2, DCT_CONST_BITS); + input3 = _mm_srai_epi32(input3, DCT_CONST_BITS); + + // Stage 2 + input0 = _mm_packs_epi32(input0, input1); + input1 = _mm_packs_epi32(input2, input3); + + // Transpose + input2 = _mm_unpacklo_epi16(input0, input1); + input3 = _mm_unpackhi_epi16(input0, input1); + input0 = _mm_unpacklo_epi32(input2, input3); + input1 = _mm_unpackhi_epi32(input2, input3); + + // Switch column2, column 3, and then, we got: + // input2: column1, column 0; input3: column2, column 3. + input1 = _mm_shuffle_epi32(input1, 0x4e); + input2 = _mm_add_epi16(input0, input1); + input3 = _mm_sub_epi16(input0, input1); + + // Columns + // Construct i3, i1, i3, i1, i2, i0, i2, i0 + input0 = _mm_unpacklo_epi32(input2, input2); + input1 = _mm_unpackhi_epi32(input2, input2); + input2 = _mm_unpackhi_epi32(input3, input3); + input3 = _mm_unpacklo_epi32(input3, input3); + + // Stage 1 + input0 = _mm_madd_epi16(input0, cst); + input1 = _mm_madd_epi16(input1, cst); + input2 = _mm_madd_epi16(input2, cst); + input3 = _mm_madd_epi16(input3, cst); + + input0 = _mm_add_epi32(input0, rounding); + input1 = _mm_add_epi32(input1, rounding); + input2 = _mm_add_epi32(input2, rounding); + input3 = _mm_add_epi32(input3, rounding); + + input0 = _mm_srai_epi32(input0, DCT_CONST_BITS); + input1 = _mm_srai_epi32(input1, DCT_CONST_BITS); + input2 = _mm_srai_epi32(input2, DCT_CONST_BITS); + input3 = _mm_srai_epi32(input3, DCT_CONST_BITS); + + // Stage 2 + input0 = _mm_packs_epi32(input0, input2); + input1 = _mm_packs_epi32(input1, input3); + + // Transpose + input2 = _mm_unpacklo_epi16(input0, input1); + input3 = _mm_unpackhi_epi16(input0, input1); + input0 = _mm_unpacklo_epi32(input2, input3); + input1 = _mm_unpackhi_epi32(input2, input3); + + // Switch column2, column 3, and then, we got: + // input2: column1, column 0; input3: column2, column 3. + input1 = _mm_shuffle_epi32(input1, 0x4e); + input2 = _mm_add_epi16(input0, input1); + input3 = _mm_sub_epi16(input0, input1); + + // Final round and shift + input2 = _mm_add_epi16(input2, eight); + input3 = _mm_add_epi16(input3, eight); + + input2 = _mm_srai_epi16(input2, 4); + input3 = _mm_srai_epi16(input3, 4); + + // Reconstruction and Store + { + __m128i d0 = _mm_cvtsi32_si128(*(const int *)(dest)); + __m128i d2 = _mm_cvtsi32_si128(*(const int *)(dest + stride * 2)); + d0 = _mm_unpacklo_epi32(d0, + _mm_cvtsi32_si128(*(const int *)(dest + stride))); + d2 = _mm_unpacklo_epi32( + _mm_cvtsi32_si128(*(const int *)(dest + stride * 3)), d2); + d0 = _mm_unpacklo_epi8(d0, zero); + d2 = _mm_unpacklo_epi8(d2, zero); + d0 = _mm_add_epi16(d0, input2); + d2 = _mm_add_epi16(d2, input3); + d0 = _mm_packus_epi16(d0, d2); + // store input0 + *(int *)dest = _mm_cvtsi128_si32(d0); + // store input1 + d0 = _mm_srli_si128(d0, 4); + *(int *)(dest + stride) = _mm_cvtsi128_si32(d0); + // store input2 + d0 = _mm_srli_si128(d0, 4); + *(int *)(dest + stride * 3) = _mm_cvtsi128_si32(d0); + // store input3 + d0 = _mm_srli_si128(d0, 4); + *(int *)(dest + stride * 2) = _mm_cvtsi128_si32(d0); + } +} + +void vp9_idct4x4_1_add_sse2(const int16_t *input, uint8_t *dest, int stride) { + __m128i dc_value; + const __m128i zero = _mm_setzero_si128(); + int a; + + a = dct_const_round_shift(input[0] * cospi_16_64); + a = dct_const_round_shift(a * cospi_16_64); + a = ROUND_POWER_OF_TWO(a, 4); + + dc_value = _mm_set1_epi16(a); + + RECON_AND_STORE4X4(dest + 0 * stride, dc_value); + RECON_AND_STORE4X4(dest + 1 * stride, dc_value); + RECON_AND_STORE4X4(dest + 2 * stride, dc_value); + RECON_AND_STORE4X4(dest + 3 * stride, dc_value); +} + +static INLINE void transpose_4x4(__m128i *res) { + const __m128i tr0_0 = _mm_unpacklo_epi16(res[0], res[1]); + const __m128i tr0_1 = _mm_unpackhi_epi16(res[0], res[1]); + + res[0] = _mm_unpacklo_epi16(tr0_0, tr0_1); + res[1] = _mm_unpackhi_epi16(tr0_0, tr0_1); +} + +static void idct4_sse2(__m128i *in) { + const __m128i k__cospi_p16_p16 = pair_set_epi16(cospi_16_64, cospi_16_64); + const __m128i k__cospi_p16_m16 = pair_set_epi16(cospi_16_64, -cospi_16_64); + const __m128i k__cospi_p24_m08 = pair_set_epi16(cospi_24_64, -cospi_8_64); + const __m128i k__cospi_p08_p24 = pair_set_epi16(cospi_8_64, cospi_24_64); + const __m128i k__DCT_CONST_ROUNDING = _mm_set1_epi32(DCT_CONST_ROUNDING); + __m128i u[8], v[8]; + + transpose_4x4(in); + // stage 1 + u[0] = _mm_unpacklo_epi16(in[0], in[1]); + u[1] = _mm_unpackhi_epi16(in[0], in[1]); + v[0] = _mm_madd_epi16(u[0], k__cospi_p16_p16); + v[1] = _mm_madd_epi16(u[0], k__cospi_p16_m16); + v[2] = _mm_madd_epi16(u[1], k__cospi_p24_m08); + v[3] = _mm_madd_epi16(u[1], k__cospi_p08_p24); + + u[0] = _mm_add_epi32(v[0], k__DCT_CONST_ROUNDING); + u[1] = _mm_add_epi32(v[1], k__DCT_CONST_ROUNDING); + u[2] = _mm_add_epi32(v[2], k__DCT_CONST_ROUNDING); + u[3] = _mm_add_epi32(v[3], k__DCT_CONST_ROUNDING); + + v[0] = _mm_srai_epi32(u[0], DCT_CONST_BITS); + v[1] = _mm_srai_epi32(u[1], DCT_CONST_BITS); + v[2] = _mm_srai_epi32(u[2], DCT_CONST_BITS); + v[3] = _mm_srai_epi32(u[3], DCT_CONST_BITS); + + u[0] = _mm_packs_epi32(v[0], v[1]); + u[1] = _mm_packs_epi32(v[3], v[2]); + + // stage 2 + in[0] = _mm_add_epi16(u[0], u[1]); + in[1] = _mm_sub_epi16(u[0], u[1]); + in[1] = _mm_shuffle_epi32(in[1], 0x4E); +} + +static void iadst4_sse2(__m128i *in) { + const __m128i k__sinpi_p01_p04 = pair_set_epi16(sinpi_1_9, sinpi_4_9); + const __m128i k__sinpi_p03_p02 = pair_set_epi16(sinpi_3_9, sinpi_2_9); + const __m128i k__sinpi_p02_m01 = pair_set_epi16(sinpi_2_9, -sinpi_1_9); + const __m128i k__sinpi_p03_m04 = pair_set_epi16(sinpi_3_9, -sinpi_4_9); + const __m128i k__sinpi_p03_p03 = _mm_set1_epi16((int16_t)sinpi_3_9); + const __m128i kZero = _mm_set1_epi16(0); + const __m128i k__DCT_CONST_ROUNDING = _mm_set1_epi32(DCT_CONST_ROUNDING); + __m128i u[8], v[8], in7; + + transpose_4x4(in); + in7 = _mm_srli_si128(in[1], 8); + in7 = _mm_add_epi16(in7, in[0]); + in7 = _mm_sub_epi16(in7, in[1]); + + u[0] = _mm_unpacklo_epi16(in[0], in[1]); + u[1] = _mm_unpackhi_epi16(in[0], in[1]); + u[2] = _mm_unpacklo_epi16(in7, kZero); + u[3] = _mm_unpackhi_epi16(in[0], kZero); + + v[0] = _mm_madd_epi16(u[0], k__sinpi_p01_p04); // s0 + s3 + v[1] = _mm_madd_epi16(u[1], k__sinpi_p03_p02); // s2 + s5 + v[2] = _mm_madd_epi16(u[2], k__sinpi_p03_p03); // x2 + v[3] = _mm_madd_epi16(u[0], k__sinpi_p02_m01); // s1 - s4 + v[4] = _mm_madd_epi16(u[1], k__sinpi_p03_m04); // s2 - s6 + v[5] = _mm_madd_epi16(u[3], k__sinpi_p03_p03); // s2 + + u[0] = _mm_add_epi32(v[0], v[1]); + u[1] = _mm_add_epi32(v[3], v[4]); + u[2] = v[2]; + u[3] = _mm_add_epi32(u[0], u[1]); + u[4] = _mm_slli_epi32(v[5], 2); + u[5] = _mm_add_epi32(u[3], v[5]); + u[6] = _mm_sub_epi32(u[5], u[4]); + + v[0] = _mm_add_epi32(u[0], k__DCT_CONST_ROUNDING); + v[1] = _mm_add_epi32(u[1], k__DCT_CONST_ROUNDING); + v[2] = _mm_add_epi32(u[2], k__DCT_CONST_ROUNDING); + v[3] = _mm_add_epi32(u[6], k__DCT_CONST_ROUNDING); + + u[0] = _mm_srai_epi32(v[0], DCT_CONST_BITS); + u[1] = _mm_srai_epi32(v[1], DCT_CONST_BITS); + u[2] = _mm_srai_epi32(v[2], DCT_CONST_BITS); + u[3] = _mm_srai_epi32(v[3], DCT_CONST_BITS); + + in[0] = _mm_packs_epi32(u[0], u[1]); + in[1] = _mm_packs_epi32(u[2], u[3]); +} + +void vp9_iht4x4_16_add_sse2(const int16_t *input, uint8_t *dest, int stride, + int tx_type) { + __m128i in[2]; + const __m128i zero = _mm_setzero_si128(); + const __m128i eight = _mm_set1_epi16(8); + + in[0] = _mm_loadu_si128((const __m128i *)(input)); + in[1] = _mm_loadu_si128((const __m128i *)(input + 8)); + + switch (tx_type) { + case 0: // DCT_DCT + idct4_sse2(in); + idct4_sse2(in); + break; + case 1: // ADST_DCT + idct4_sse2(in); + iadst4_sse2(in); + break; + case 2: // DCT_ADST + iadst4_sse2(in); + idct4_sse2(in); + break; + case 3: // ADST_ADST + iadst4_sse2(in); + iadst4_sse2(in); + break; + default: + assert(0); + break; + } + + // Final round and shift + in[0] = _mm_add_epi16(in[0], eight); + in[1] = _mm_add_epi16(in[1], eight); + + in[0] = _mm_srai_epi16(in[0], 4); + in[1] = _mm_srai_epi16(in[1], 4); + + // Reconstruction and Store + { + __m128i d0 = _mm_cvtsi32_si128(*(const int *)(dest)); + __m128i d2 = _mm_cvtsi32_si128(*(const int *)(dest + stride * 2)); + d0 = _mm_unpacklo_epi32(d0, + _mm_cvtsi32_si128(*(const int *)(dest + stride))); + d2 = _mm_unpacklo_epi32( + d2, _mm_cvtsi32_si128(*(const int *)(dest + stride * 3))); + d0 = _mm_unpacklo_epi8(d0, zero); + d2 = _mm_unpacklo_epi8(d2, zero); + d0 = _mm_add_epi16(d0, in[0]); + d2 = _mm_add_epi16(d2, in[1]); + d0 = _mm_packus_epi16(d0, d2); + // store result[0] + *(int *)dest = _mm_cvtsi128_si32(d0); + // store result[1] + d0 = _mm_srli_si128(d0, 4); + *(int *)(dest + stride) = _mm_cvtsi128_si32(d0); + // store result[2] + d0 = _mm_srli_si128(d0, 4); + *(int *)(dest + stride * 2) = _mm_cvtsi128_si32(d0); + // store result[3] + d0 = _mm_srli_si128(d0, 4); + *(int *)(dest + stride * 3) = _mm_cvtsi128_si32(d0); + } +} + +#define TRANSPOSE_8X8(in0, in1, in2, in3, in4, in5, in6, in7, \ + out0, out1, out2, out3, out4, out5, out6, out7) \ + { \ + const __m128i tr0_0 = _mm_unpacklo_epi16(in0, in1); \ + const __m128i tr0_1 = _mm_unpacklo_epi16(in2, in3); \ + const __m128i tr0_2 = _mm_unpackhi_epi16(in0, in1); \ + const __m128i tr0_3 = _mm_unpackhi_epi16(in2, in3); \ + const __m128i tr0_4 = _mm_unpacklo_epi16(in4, in5); \ + const __m128i tr0_5 = _mm_unpacklo_epi16(in6, in7); \ + const __m128i tr0_6 = _mm_unpackhi_epi16(in4, in5); \ + const __m128i tr0_7 = _mm_unpackhi_epi16(in6, in7); \ + \ + const __m128i tr1_0 = _mm_unpacklo_epi32(tr0_0, tr0_1); \ + const __m128i tr1_1 = _mm_unpacklo_epi32(tr0_2, tr0_3); \ + const __m128i tr1_2 = _mm_unpackhi_epi32(tr0_0, tr0_1); \ + const __m128i tr1_3 = _mm_unpackhi_epi32(tr0_2, tr0_3); \ + const __m128i tr1_4 = _mm_unpacklo_epi32(tr0_4, tr0_5); \ + const __m128i tr1_5 = _mm_unpacklo_epi32(tr0_6, tr0_7); \ + const __m128i tr1_6 = _mm_unpackhi_epi32(tr0_4, tr0_5); \ + const __m128i tr1_7 = _mm_unpackhi_epi32(tr0_6, tr0_7); \ + \ + out0 = _mm_unpacklo_epi64(tr1_0, tr1_4); \ + out1 = _mm_unpackhi_epi64(tr1_0, tr1_4); \ + out2 = _mm_unpacklo_epi64(tr1_2, tr1_6); \ + out3 = _mm_unpackhi_epi64(tr1_2, tr1_6); \ + out4 = _mm_unpacklo_epi64(tr1_1, tr1_5); \ + out5 = _mm_unpackhi_epi64(tr1_1, tr1_5); \ + out6 = _mm_unpacklo_epi64(tr1_3, tr1_7); \ + out7 = _mm_unpackhi_epi64(tr1_3, tr1_7); \ + } + +#define TRANSPOSE_4X8_10(tmp0, tmp1, tmp2, tmp3, \ + out0, out1, out2, out3) \ + { \ + const __m128i tr0_0 = _mm_unpackhi_epi16(tmp0, tmp1); \ + const __m128i tr0_1 = _mm_unpacklo_epi16(tmp1, tmp0); \ + const __m128i tr0_4 = _mm_unpacklo_epi16(tmp2, tmp3); \ + const __m128i tr0_5 = _mm_unpackhi_epi16(tmp3, tmp2); \ + \ + const __m128i tr1_0 = _mm_unpacklo_epi32(tr0_0, tr0_1); \ + const __m128i tr1_2 = _mm_unpackhi_epi32(tr0_0, tr0_1); \ + const __m128i tr1_4 = _mm_unpacklo_epi32(tr0_4, tr0_5); \ + const __m128i tr1_6 = _mm_unpackhi_epi32(tr0_4, tr0_5); \ + \ + out0 = _mm_unpacklo_epi64(tr1_0, tr1_4); \ + out1 = _mm_unpackhi_epi64(tr1_0, tr1_4); \ + out2 = _mm_unpacklo_epi64(tr1_2, tr1_6); \ + out3 = _mm_unpackhi_epi64(tr1_2, tr1_6); \ + } + +#define TRANSPOSE_8X8_10(in0, in1, in2, in3, out0, out1) \ + { \ + const __m128i tr0_0 = _mm_unpacklo_epi16(in0, in1); \ + const __m128i tr0_1 = _mm_unpacklo_epi16(in2, in3); \ + out0 = _mm_unpacklo_epi32(tr0_0, tr0_1); \ + out1 = _mm_unpackhi_epi32(tr0_0, tr0_1); \ + } + +// Define Macro for multiplying elements by constants and adding them together. +#define MULTIPLICATION_AND_ADD(lo_0, hi_0, lo_1, hi_1, \ + cst0, cst1, cst2, cst3, res0, res1, res2, res3) \ + { \ + tmp0 = _mm_madd_epi16(lo_0, cst0); \ + tmp1 = _mm_madd_epi16(hi_0, cst0); \ + tmp2 = _mm_madd_epi16(lo_0, cst1); \ + tmp3 = _mm_madd_epi16(hi_0, cst1); \ + tmp4 = _mm_madd_epi16(lo_1, cst2); \ + tmp5 = _mm_madd_epi16(hi_1, cst2); \ + tmp6 = _mm_madd_epi16(lo_1, cst3); \ + tmp7 = _mm_madd_epi16(hi_1, cst3); \ + \ + tmp0 = _mm_add_epi32(tmp0, rounding); \ + tmp1 = _mm_add_epi32(tmp1, rounding); \ + tmp2 = _mm_add_epi32(tmp2, rounding); \ + tmp3 = _mm_add_epi32(tmp3, rounding); \ + tmp4 = _mm_add_epi32(tmp4, rounding); \ + tmp5 = _mm_add_epi32(tmp5, rounding); \ + tmp6 = _mm_add_epi32(tmp6, rounding); \ + tmp7 = _mm_add_epi32(tmp7, rounding); \ + \ + tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); \ + tmp1 = _mm_srai_epi32(tmp1, DCT_CONST_BITS); \ + tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); \ + tmp3 = _mm_srai_epi32(tmp3, DCT_CONST_BITS); \ + tmp4 = _mm_srai_epi32(tmp4, DCT_CONST_BITS); \ + tmp5 = _mm_srai_epi32(tmp5, DCT_CONST_BITS); \ + tmp6 = _mm_srai_epi32(tmp6, DCT_CONST_BITS); \ + tmp7 = _mm_srai_epi32(tmp7, DCT_CONST_BITS); \ + \ + res0 = _mm_packs_epi32(tmp0, tmp1); \ + res1 = _mm_packs_epi32(tmp2, tmp3); \ + res2 = _mm_packs_epi32(tmp4, tmp5); \ + res3 = _mm_packs_epi32(tmp6, tmp7); \ + } + +#define MULTIPLICATION_AND_ADD_2(lo_0, hi_0, cst0, cst1, res0, res1) \ + { \ + tmp0 = _mm_madd_epi16(lo_0, cst0); \ + tmp1 = _mm_madd_epi16(hi_0, cst0); \ + tmp2 = _mm_madd_epi16(lo_0, cst1); \ + tmp3 = _mm_madd_epi16(hi_0, cst1); \ + \ + tmp0 = _mm_add_epi32(tmp0, rounding); \ + tmp1 = _mm_add_epi32(tmp1, rounding); \ + tmp2 = _mm_add_epi32(tmp2, rounding); \ + tmp3 = _mm_add_epi32(tmp3, rounding); \ + \ + tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); \ + tmp1 = _mm_srai_epi32(tmp1, DCT_CONST_BITS); \ + tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); \ + tmp3 = _mm_srai_epi32(tmp3, DCT_CONST_BITS); \ + \ + res0 = _mm_packs_epi32(tmp0, tmp1); \ + res1 = _mm_packs_epi32(tmp2, tmp3); \ + } + +#define IDCT8(in0, in1, in2, in3, in4, in5, in6, in7, \ + out0, out1, out2, out3, out4, out5, out6, out7) \ + { \ + /* Stage1 */ \ + { \ + const __m128i lo_17 = _mm_unpacklo_epi16(in1, in7); \ + const __m128i hi_17 = _mm_unpackhi_epi16(in1, in7); \ + const __m128i lo_35 = _mm_unpacklo_epi16(in3, in5); \ + const __m128i hi_35 = _mm_unpackhi_epi16(in3, in5); \ + \ + MULTIPLICATION_AND_ADD(lo_17, hi_17, lo_35, hi_35, stg1_0, \ + stg1_1, stg1_2, stg1_3, stp1_4, \ + stp1_7, stp1_5, stp1_6) \ + } \ + \ + /* Stage2 */ \ + { \ + const __m128i lo_04 = _mm_unpacklo_epi16(in0, in4); \ + const __m128i hi_04 = _mm_unpackhi_epi16(in0, in4); \ + const __m128i lo_26 = _mm_unpacklo_epi16(in2, in6); \ + const __m128i hi_26 = _mm_unpackhi_epi16(in2, in6); \ + \ + MULTIPLICATION_AND_ADD(lo_04, hi_04, lo_26, hi_26, stg2_0, \ + stg2_1, stg2_2, stg2_3, stp2_0, \ + stp2_1, stp2_2, stp2_3) \ + \ + stp2_4 = _mm_adds_epi16(stp1_4, stp1_5); \ + stp2_5 = _mm_subs_epi16(stp1_4, stp1_5); \ + stp2_6 = _mm_subs_epi16(stp1_7, stp1_6); \ + stp2_7 = _mm_adds_epi16(stp1_7, stp1_6); \ + } \ + \ + /* Stage3 */ \ + { \ + const __m128i lo_56 = _mm_unpacklo_epi16(stp2_6, stp2_5); \ + const __m128i hi_56 = _mm_unpackhi_epi16(stp2_6, stp2_5); \ + \ + stp1_0 = _mm_adds_epi16(stp2_0, stp2_3); \ + stp1_1 = _mm_adds_epi16(stp2_1, stp2_2); \ + stp1_2 = _mm_subs_epi16(stp2_1, stp2_2); \ + stp1_3 = _mm_subs_epi16(stp2_0, stp2_3); \ + \ + tmp0 = _mm_madd_epi16(lo_56, stg2_1); \ + tmp1 = _mm_madd_epi16(hi_56, stg2_1); \ + tmp2 = _mm_madd_epi16(lo_56, stg2_0); \ + tmp3 = _mm_madd_epi16(hi_56, stg2_0); \ + \ + tmp0 = _mm_add_epi32(tmp0, rounding); \ + tmp1 = _mm_add_epi32(tmp1, rounding); \ + tmp2 = _mm_add_epi32(tmp2, rounding); \ + tmp3 = _mm_add_epi32(tmp3, rounding); \ + \ + tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); \ + tmp1 = _mm_srai_epi32(tmp1, DCT_CONST_BITS); \ + tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); \ + tmp3 = _mm_srai_epi32(tmp3, DCT_CONST_BITS); \ + \ + stp1_5 = _mm_packs_epi32(tmp0, tmp1); \ + stp1_6 = _mm_packs_epi32(tmp2, tmp3); \ + } \ + \ + /* Stage4 */ \ + out0 = _mm_adds_epi16(stp1_0, stp2_7); \ + out1 = _mm_adds_epi16(stp1_1, stp1_6); \ + out2 = _mm_adds_epi16(stp1_2, stp1_5); \ + out3 = _mm_adds_epi16(stp1_3, stp2_4); \ + out4 = _mm_subs_epi16(stp1_3, stp2_4); \ + out5 = _mm_subs_epi16(stp1_2, stp1_5); \ + out6 = _mm_subs_epi16(stp1_1, stp1_6); \ + out7 = _mm_subs_epi16(stp1_0, stp2_7); \ + } + +void vp9_idct8x8_64_add_sse2(const int16_t *input, uint8_t *dest, int stride) { + const __m128i zero = _mm_setzero_si128(); + const __m128i rounding = _mm_set1_epi32(DCT_CONST_ROUNDING); + const __m128i final_rounding = _mm_set1_epi16(1 << 4); + const __m128i stg1_0 = pair_set_epi16(cospi_28_64, -cospi_4_64); + const __m128i stg1_1 = pair_set_epi16(cospi_4_64, cospi_28_64); + const __m128i stg1_2 = pair_set_epi16(-cospi_20_64, cospi_12_64); + const __m128i stg1_3 = pair_set_epi16(cospi_12_64, cospi_20_64); + const __m128i stg2_0 = pair_set_epi16(cospi_16_64, cospi_16_64); + const __m128i stg2_1 = pair_set_epi16(cospi_16_64, -cospi_16_64); + const __m128i stg2_2 = pair_set_epi16(cospi_24_64, -cospi_8_64); + const __m128i stg2_3 = pair_set_epi16(cospi_8_64, cospi_24_64); + + __m128i in0, in1, in2, in3, in4, in5, in6, in7; + __m128i stp1_0, stp1_1, stp1_2, stp1_3, stp1_4, stp1_5, stp1_6, stp1_7; + __m128i stp2_0, stp2_1, stp2_2, stp2_3, stp2_4, stp2_5, stp2_6, stp2_7; + __m128i tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; + int i; + + // Load input data. + in0 = _mm_load_si128((const __m128i *)input); + in1 = _mm_load_si128((const __m128i *)(input + 8 * 1)); + in2 = _mm_load_si128((const __m128i *)(input + 8 * 2)); + in3 = _mm_load_si128((const __m128i *)(input + 8 * 3)); + in4 = _mm_load_si128((const __m128i *)(input + 8 * 4)); + in5 = _mm_load_si128((const __m128i *)(input + 8 * 5)); + in6 = _mm_load_si128((const __m128i *)(input + 8 * 6)); + in7 = _mm_load_si128((const __m128i *)(input + 8 * 7)); + + // 2-D + for (i = 0; i < 2; i++) { + // 8x8 Transpose is copied from vp9_fdct8x8_sse2() + TRANSPOSE_8X8(in0, in1, in2, in3, in4, in5, in6, in7, + in0, in1, in2, in3, in4, in5, in6, in7); + + // 4-stage 1D idct8x8 + IDCT8(in0, in1, in2, in3, in4, in5, in6, in7, + in0, in1, in2, in3, in4, in5, in6, in7); + } + + // Final rounding and shift + in0 = _mm_adds_epi16(in0, final_rounding); + in1 = _mm_adds_epi16(in1, final_rounding); + in2 = _mm_adds_epi16(in2, final_rounding); + in3 = _mm_adds_epi16(in3, final_rounding); + in4 = _mm_adds_epi16(in4, final_rounding); + in5 = _mm_adds_epi16(in5, final_rounding); + in6 = _mm_adds_epi16(in6, final_rounding); + in7 = _mm_adds_epi16(in7, final_rounding); + + in0 = _mm_srai_epi16(in0, 5); + in1 = _mm_srai_epi16(in1, 5); + in2 = _mm_srai_epi16(in2, 5); + in3 = _mm_srai_epi16(in3, 5); + in4 = _mm_srai_epi16(in4, 5); + in5 = _mm_srai_epi16(in5, 5); + in6 = _mm_srai_epi16(in6, 5); + in7 = _mm_srai_epi16(in7, 5); + + RECON_AND_STORE(dest + 0 * stride, in0); + RECON_AND_STORE(dest + 1 * stride, in1); + RECON_AND_STORE(dest + 2 * stride, in2); + RECON_AND_STORE(dest + 3 * stride, in3); + RECON_AND_STORE(dest + 4 * stride, in4); + RECON_AND_STORE(dest + 5 * stride, in5); + RECON_AND_STORE(dest + 6 * stride, in6); + RECON_AND_STORE(dest + 7 * stride, in7); +} + +void vp9_idct8x8_1_add_sse2(const int16_t *input, uint8_t *dest, int stride) { + __m128i dc_value; + const __m128i zero = _mm_setzero_si128(); + int a; + + a = dct_const_round_shift(input[0] * cospi_16_64); + a = dct_const_round_shift(a * cospi_16_64); + a = ROUND_POWER_OF_TWO(a, 5); + + dc_value = _mm_set1_epi16(a); + + RECON_AND_STORE(dest + 0 * stride, dc_value); + RECON_AND_STORE(dest + 1 * stride, dc_value); + RECON_AND_STORE(dest + 2 * stride, dc_value); + RECON_AND_STORE(dest + 3 * stride, dc_value); + RECON_AND_STORE(dest + 4 * stride, dc_value); + RECON_AND_STORE(dest + 5 * stride, dc_value); + RECON_AND_STORE(dest + 6 * stride, dc_value); + RECON_AND_STORE(dest + 7 * stride, dc_value); +} + +static void idct8_sse2(__m128i *in) { + const __m128i rounding = _mm_set1_epi32(DCT_CONST_ROUNDING); + const __m128i stg1_0 = pair_set_epi16(cospi_28_64, -cospi_4_64); + const __m128i stg1_1 = pair_set_epi16(cospi_4_64, cospi_28_64); + const __m128i stg1_2 = pair_set_epi16(-cospi_20_64, cospi_12_64); + const __m128i stg1_3 = pair_set_epi16(cospi_12_64, cospi_20_64); + const __m128i stg2_0 = pair_set_epi16(cospi_16_64, cospi_16_64); + const __m128i stg2_1 = pair_set_epi16(cospi_16_64, -cospi_16_64); + const __m128i stg2_2 = pair_set_epi16(cospi_24_64, -cospi_8_64); + const __m128i stg2_3 = pair_set_epi16(cospi_8_64, cospi_24_64); + + __m128i in0, in1, in2, in3, in4, in5, in6, in7; + __m128i stp1_0, stp1_1, stp1_2, stp1_3, stp1_4, stp1_5, stp1_6, stp1_7; + __m128i stp2_0, stp2_1, stp2_2, stp2_3, stp2_4, stp2_5, stp2_6, stp2_7; + __m128i tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; + + // 8x8 Transpose is copied from vp9_fdct8x8_sse2() + TRANSPOSE_8X8(in[0], in[1], in[2], in[3], in[4], in[5], in[6], in[7], + in0, in1, in2, in3, in4, in5, in6, in7); + + // 4-stage 1D idct8x8 + IDCT8(in0, in1, in2, in3, in4, in5, in6, in7, + in[0], in[1], in[2], in[3], in[4], in[5], in[6], in[7]); +} + +static void iadst8_sse2(__m128i *in) { + const __m128i k__cospi_p02_p30 = pair_set_epi16(cospi_2_64, cospi_30_64); + const __m128i k__cospi_p30_m02 = pair_set_epi16(cospi_30_64, -cospi_2_64); + const __m128i k__cospi_p10_p22 = pair_set_epi16(cospi_10_64, cospi_22_64); + const __m128i k__cospi_p22_m10 = pair_set_epi16(cospi_22_64, -cospi_10_64); + const __m128i k__cospi_p18_p14 = pair_set_epi16(cospi_18_64, cospi_14_64); + const __m128i k__cospi_p14_m18 = pair_set_epi16(cospi_14_64, -cospi_18_64); + const __m128i k__cospi_p26_p06 = pair_set_epi16(cospi_26_64, cospi_6_64); + const __m128i k__cospi_p06_m26 = pair_set_epi16(cospi_6_64, -cospi_26_64); + const __m128i k__cospi_p08_p24 = pair_set_epi16(cospi_8_64, cospi_24_64); + const __m128i k__cospi_p24_m08 = pair_set_epi16(cospi_24_64, -cospi_8_64); + const __m128i k__cospi_m24_p08 = pair_set_epi16(-cospi_24_64, cospi_8_64); + const __m128i k__cospi_p16_m16 = pair_set_epi16(cospi_16_64, -cospi_16_64); + const __m128i k__cospi_p16_p16 = _mm_set1_epi16((int16_t)cospi_16_64); + const __m128i k__const_0 = _mm_set1_epi16(0); + const __m128i k__DCT_CONST_ROUNDING = _mm_set1_epi32(DCT_CONST_ROUNDING); + + __m128i u0, u1, u2, u3, u4, u5, u6, u7, u8, u9, u10, u11, u12, u13, u14, u15; + __m128i v0, v1, v2, v3, v4, v5, v6, v7, v8, v9, v10, v11, v12, v13, v14, v15; + __m128i w0, w1, w2, w3, w4, w5, w6, w7, w8, w9, w10, w11, w12, w13, w14, w15; + __m128i s0, s1, s2, s3, s4, s5, s6, s7; + __m128i in0, in1, in2, in3, in4, in5, in6, in7; + + // transpose + array_transpose_8x8(in, in); + + // properly aligned for butterfly input + in0 = in[7]; + in1 = in[0]; + in2 = in[5]; + in3 = in[2]; + in4 = in[3]; + in5 = in[4]; + in6 = in[1]; + in7 = in[6]; + + // column transformation + // stage 1 + // interleave and multiply/add into 32-bit integer + s0 = _mm_unpacklo_epi16(in0, in1); + s1 = _mm_unpackhi_epi16(in0, in1); + s2 = _mm_unpacklo_epi16(in2, in3); + s3 = _mm_unpackhi_epi16(in2, in3); + s4 = _mm_unpacklo_epi16(in4, in5); + s5 = _mm_unpackhi_epi16(in4, in5); + s6 = _mm_unpacklo_epi16(in6, in7); + s7 = _mm_unpackhi_epi16(in6, in7); + + u0 = _mm_madd_epi16(s0, k__cospi_p02_p30); + u1 = _mm_madd_epi16(s1, k__cospi_p02_p30); + u2 = _mm_madd_epi16(s0, k__cospi_p30_m02); + u3 = _mm_madd_epi16(s1, k__cospi_p30_m02); + u4 = _mm_madd_epi16(s2, k__cospi_p10_p22); + u5 = _mm_madd_epi16(s3, k__cospi_p10_p22); + u6 = _mm_madd_epi16(s2, k__cospi_p22_m10); + u7 = _mm_madd_epi16(s3, k__cospi_p22_m10); + u8 = _mm_madd_epi16(s4, k__cospi_p18_p14); + u9 = _mm_madd_epi16(s5, k__cospi_p18_p14); + u10 = _mm_madd_epi16(s4, k__cospi_p14_m18); + u11 = _mm_madd_epi16(s5, k__cospi_p14_m18); + u12 = _mm_madd_epi16(s6, k__cospi_p26_p06); + u13 = _mm_madd_epi16(s7, k__cospi_p26_p06); + u14 = _mm_madd_epi16(s6, k__cospi_p06_m26); + u15 = _mm_madd_epi16(s7, k__cospi_p06_m26); + + // addition + w0 = _mm_add_epi32(u0, u8); + w1 = _mm_add_epi32(u1, u9); + w2 = _mm_add_epi32(u2, u10); + w3 = _mm_add_epi32(u3, u11); + w4 = _mm_add_epi32(u4, u12); + w5 = _mm_add_epi32(u5, u13); + w6 = _mm_add_epi32(u6, u14); + w7 = _mm_add_epi32(u7, u15); + w8 = _mm_sub_epi32(u0, u8); + w9 = _mm_sub_epi32(u1, u9); + w10 = _mm_sub_epi32(u2, u10); + w11 = _mm_sub_epi32(u3, u11); + w12 = _mm_sub_epi32(u4, u12); + w13 = _mm_sub_epi32(u5, u13); + w14 = _mm_sub_epi32(u6, u14); + w15 = _mm_sub_epi32(u7, u15); + + // shift and rounding + v0 = _mm_add_epi32(w0, k__DCT_CONST_ROUNDING); + v1 = _mm_add_epi32(w1, k__DCT_CONST_ROUNDING); + v2 = _mm_add_epi32(w2, k__DCT_CONST_ROUNDING); + v3 = _mm_add_epi32(w3, k__DCT_CONST_ROUNDING); + v4 = _mm_add_epi32(w4, k__DCT_CONST_ROUNDING); + v5 = _mm_add_epi32(w5, k__DCT_CONST_ROUNDING); + v6 = _mm_add_epi32(w6, k__DCT_CONST_ROUNDING); + v7 = _mm_add_epi32(w7, k__DCT_CONST_ROUNDING); + v8 = _mm_add_epi32(w8, k__DCT_CONST_ROUNDING); + v9 = _mm_add_epi32(w9, k__DCT_CONST_ROUNDING); + v10 = _mm_add_epi32(w10, k__DCT_CONST_ROUNDING); + v11 = _mm_add_epi32(w11, k__DCT_CONST_ROUNDING); + v12 = _mm_add_epi32(w12, k__DCT_CONST_ROUNDING); + v13 = _mm_add_epi32(w13, k__DCT_CONST_ROUNDING); + v14 = _mm_add_epi32(w14, k__DCT_CONST_ROUNDING); + v15 = _mm_add_epi32(w15, k__DCT_CONST_ROUNDING); + + u0 = _mm_srai_epi32(v0, DCT_CONST_BITS); + u1 = _mm_srai_epi32(v1, DCT_CONST_BITS); + u2 = _mm_srai_epi32(v2, DCT_CONST_BITS); + u3 = _mm_srai_epi32(v3, DCT_CONST_BITS); + u4 = _mm_srai_epi32(v4, DCT_CONST_BITS); + u5 = _mm_srai_epi32(v5, DCT_CONST_BITS); + u6 = _mm_srai_epi32(v6, DCT_CONST_BITS); + u7 = _mm_srai_epi32(v7, DCT_CONST_BITS); + u8 = _mm_srai_epi32(v8, DCT_CONST_BITS); + u9 = _mm_srai_epi32(v9, DCT_CONST_BITS); + u10 = _mm_srai_epi32(v10, DCT_CONST_BITS); + u11 = _mm_srai_epi32(v11, DCT_CONST_BITS); + u12 = _mm_srai_epi32(v12, DCT_CONST_BITS); + u13 = _mm_srai_epi32(v13, DCT_CONST_BITS); + u14 = _mm_srai_epi32(v14, DCT_CONST_BITS); + u15 = _mm_srai_epi32(v15, DCT_CONST_BITS); + + // back to 16-bit and pack 8 integers into __m128i + in[0] = _mm_packs_epi32(u0, u1); + in[1] = _mm_packs_epi32(u2, u3); + in[2] = _mm_packs_epi32(u4, u5); + in[3] = _mm_packs_epi32(u6, u7); + in[4] = _mm_packs_epi32(u8, u9); + in[5] = _mm_packs_epi32(u10, u11); + in[6] = _mm_packs_epi32(u12, u13); + in[7] = _mm_packs_epi32(u14, u15); + + // stage 2 + s0 = _mm_add_epi16(in[0], in[2]); + s1 = _mm_add_epi16(in[1], in[3]); + s2 = _mm_sub_epi16(in[0], in[2]); + s3 = _mm_sub_epi16(in[1], in[3]); + u0 = _mm_unpacklo_epi16(in[4], in[5]); + u1 = _mm_unpackhi_epi16(in[4], in[5]); + u2 = _mm_unpacklo_epi16(in[6], in[7]); + u3 = _mm_unpackhi_epi16(in[6], in[7]); + + v0 = _mm_madd_epi16(u0, k__cospi_p08_p24); + v1 = _mm_madd_epi16(u1, k__cospi_p08_p24); + v2 = _mm_madd_epi16(u0, k__cospi_p24_m08); + v3 = _mm_madd_epi16(u1, k__cospi_p24_m08); + v4 = _mm_madd_epi16(u2, k__cospi_m24_p08); + v5 = _mm_madd_epi16(u3, k__cospi_m24_p08); + v6 = _mm_madd_epi16(u2, k__cospi_p08_p24); + v7 = _mm_madd_epi16(u3, k__cospi_p08_p24); + + w0 = _mm_add_epi32(v0, v4); + w1 = _mm_add_epi32(v1, v5); + w2 = _mm_add_epi32(v2, v6); + w3 = _mm_add_epi32(v3, v7); + w4 = _mm_sub_epi32(v0, v4); + w5 = _mm_sub_epi32(v1, v5); + w6 = _mm_sub_epi32(v2, v6); + w7 = _mm_sub_epi32(v3, v7); + + v0 = _mm_add_epi32(w0, k__DCT_CONST_ROUNDING); + v1 = _mm_add_epi32(w1, k__DCT_CONST_ROUNDING); + v2 = _mm_add_epi32(w2, k__DCT_CONST_ROUNDING); + v3 = _mm_add_epi32(w3, k__DCT_CONST_ROUNDING); + v4 = _mm_add_epi32(w4, k__DCT_CONST_ROUNDING); + v5 = _mm_add_epi32(w5, k__DCT_CONST_ROUNDING); + v6 = _mm_add_epi32(w6, k__DCT_CONST_ROUNDING); + v7 = _mm_add_epi32(w7, k__DCT_CONST_ROUNDING); + + u0 = _mm_srai_epi32(v0, DCT_CONST_BITS); + u1 = _mm_srai_epi32(v1, DCT_CONST_BITS); + u2 = _mm_srai_epi32(v2, DCT_CONST_BITS); + u3 = _mm_srai_epi32(v3, DCT_CONST_BITS); + u4 = _mm_srai_epi32(v4, DCT_CONST_BITS); + u5 = _mm_srai_epi32(v5, DCT_CONST_BITS); + u6 = _mm_srai_epi32(v6, DCT_CONST_BITS); + u7 = _mm_srai_epi32(v7, DCT_CONST_BITS); + + // back to 16-bit intergers + s4 = _mm_packs_epi32(u0, u1); + s5 = _mm_packs_epi32(u2, u3); + s6 = _mm_packs_epi32(u4, u5); + s7 = _mm_packs_epi32(u6, u7); + + // stage 3 + u0 = _mm_unpacklo_epi16(s2, s3); + u1 = _mm_unpackhi_epi16(s2, s3); + u2 = _mm_unpacklo_epi16(s6, s7); + u3 = _mm_unpackhi_epi16(s6, s7); + + v0 = _mm_madd_epi16(u0, k__cospi_p16_p16); + v1 = _mm_madd_epi16(u1, k__cospi_p16_p16); + v2 = _mm_madd_epi16(u0, k__cospi_p16_m16); + v3 = _mm_madd_epi16(u1, k__cospi_p16_m16); + v4 = _mm_madd_epi16(u2, k__cospi_p16_p16); + v5 = _mm_madd_epi16(u3, k__cospi_p16_p16); + v6 = _mm_madd_epi16(u2, k__cospi_p16_m16); + v7 = _mm_madd_epi16(u3, k__cospi_p16_m16); + + u0 = _mm_add_epi32(v0, k__DCT_CONST_ROUNDING); + u1 = _mm_add_epi32(v1, k__DCT_CONST_ROUNDING); + u2 = _mm_add_epi32(v2, k__DCT_CONST_ROUNDING); + u3 = _mm_add_epi32(v3, k__DCT_CONST_ROUNDING); + u4 = _mm_add_epi32(v4, k__DCT_CONST_ROUNDING); + u5 = _mm_add_epi32(v5, k__DCT_CONST_ROUNDING); + u6 = _mm_add_epi32(v6, k__DCT_CONST_ROUNDING); + u7 = _mm_add_epi32(v7, k__DCT_CONST_ROUNDING); + + v0 = _mm_srai_epi32(u0, DCT_CONST_BITS); + v1 = _mm_srai_epi32(u1, DCT_CONST_BITS); + v2 = _mm_srai_epi32(u2, DCT_CONST_BITS); + v3 = _mm_srai_epi32(u3, DCT_CONST_BITS); + v4 = _mm_srai_epi32(u4, DCT_CONST_BITS); + v5 = _mm_srai_epi32(u5, DCT_CONST_BITS); + v6 = _mm_srai_epi32(u6, DCT_CONST_BITS); + v7 = _mm_srai_epi32(u7, DCT_CONST_BITS); + + s2 = _mm_packs_epi32(v0, v1); + s3 = _mm_packs_epi32(v2, v3); + s6 = _mm_packs_epi32(v4, v5); + s7 = _mm_packs_epi32(v6, v7); + + in[0] = s0; + in[1] = _mm_sub_epi16(k__const_0, s4); + in[2] = s6; + in[3] = _mm_sub_epi16(k__const_0, s2); + in[4] = s3; + in[5] = _mm_sub_epi16(k__const_0, s7); + in[6] = s5; + in[7] = _mm_sub_epi16(k__const_0, s1); +} + +void vp9_iht8x8_64_add_sse2(const int16_t *input, uint8_t *dest, int stride, + int tx_type) { + __m128i in[8]; + const __m128i zero = _mm_setzero_si128(); + const __m128i final_rounding = _mm_set1_epi16(1 << 4); + + // load input data + in[0] = _mm_load_si128((const __m128i *)input); + in[1] = _mm_load_si128((const __m128i *)(input + 8 * 1)); + in[2] = _mm_load_si128((const __m128i *)(input + 8 * 2)); + in[3] = _mm_load_si128((const __m128i *)(input + 8 * 3)); + in[4] = _mm_load_si128((const __m128i *)(input + 8 * 4)); + in[5] = _mm_load_si128((const __m128i *)(input + 8 * 5)); + in[6] = _mm_load_si128((const __m128i *)(input + 8 * 6)); + in[7] = _mm_load_si128((const __m128i *)(input + 8 * 7)); + + switch (tx_type) { + case 0: // DCT_DCT + idct8_sse2(in); + idct8_sse2(in); + break; + case 1: // ADST_DCT + idct8_sse2(in); + iadst8_sse2(in); + break; + case 2: // DCT_ADST + iadst8_sse2(in); + idct8_sse2(in); + break; + case 3: // ADST_ADST + iadst8_sse2(in); + iadst8_sse2(in); + break; + default: + assert(0); + break; + } + + // Final rounding and shift + in[0] = _mm_adds_epi16(in[0], final_rounding); + in[1] = _mm_adds_epi16(in[1], final_rounding); + in[2] = _mm_adds_epi16(in[2], final_rounding); + in[3] = _mm_adds_epi16(in[3], final_rounding); + in[4] = _mm_adds_epi16(in[4], final_rounding); + in[5] = _mm_adds_epi16(in[5], final_rounding); + in[6] = _mm_adds_epi16(in[6], final_rounding); + in[7] = _mm_adds_epi16(in[7], final_rounding); + + in[0] = _mm_srai_epi16(in[0], 5); + in[1] = _mm_srai_epi16(in[1], 5); + in[2] = _mm_srai_epi16(in[2], 5); + in[3] = _mm_srai_epi16(in[3], 5); + in[4] = _mm_srai_epi16(in[4], 5); + in[5] = _mm_srai_epi16(in[5], 5); + in[6] = _mm_srai_epi16(in[6], 5); + in[7] = _mm_srai_epi16(in[7], 5); + + RECON_AND_STORE(dest + 0 * stride, in[0]); + RECON_AND_STORE(dest + 1 * stride, in[1]); + RECON_AND_STORE(dest + 2 * stride, in[2]); + RECON_AND_STORE(dest + 3 * stride, in[3]); + RECON_AND_STORE(dest + 4 * stride, in[4]); + RECON_AND_STORE(dest + 5 * stride, in[5]); + RECON_AND_STORE(dest + 6 * stride, in[6]); + RECON_AND_STORE(dest + 7 * stride, in[7]); +} + +void vp9_idct8x8_12_add_sse2(const int16_t *input, uint8_t *dest, int stride) { + const __m128i zero = _mm_setzero_si128(); + const __m128i rounding = _mm_set1_epi32(DCT_CONST_ROUNDING); + const __m128i final_rounding = _mm_set1_epi16(1 << 4); + const __m128i stg1_0 = pair_set_epi16(cospi_28_64, -cospi_4_64); + const __m128i stg1_1 = pair_set_epi16(cospi_4_64, cospi_28_64); + const __m128i stg1_2 = pair_set_epi16(-cospi_20_64, cospi_12_64); + const __m128i stg1_3 = pair_set_epi16(cospi_12_64, cospi_20_64); + const __m128i stg2_0 = pair_set_epi16(cospi_16_64, cospi_16_64); + const __m128i stg2_1 = pair_set_epi16(cospi_16_64, -cospi_16_64); + const __m128i stg2_2 = pair_set_epi16(cospi_24_64, -cospi_8_64); + const __m128i stg2_3 = pair_set_epi16(cospi_8_64, cospi_24_64); + const __m128i stg3_0 = pair_set_epi16(-cospi_16_64, cospi_16_64); + + __m128i in0, in1, in2, in3, in4, in5, in6, in7; + __m128i stp1_0, stp1_1, stp1_2, stp1_3, stp1_4, stp1_5, stp1_6, stp1_7; + __m128i stp2_0, stp2_1, stp2_2, stp2_3, stp2_4, stp2_5, stp2_6, stp2_7; + __m128i tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; + + // Rows. Load 4-row input data. + in0 = _mm_load_si128((const __m128i *)input); + in1 = _mm_load_si128((const __m128i *)(input + 8 * 1)); + in2 = _mm_load_si128((const __m128i *)(input + 8 * 2)); + in3 = _mm_load_si128((const __m128i *)(input + 8 * 3)); + + // 8x4 Transpose + TRANSPOSE_8X8_10(in0, in1, in2, in3, in0, in1); + // Stage1 + { + const __m128i lo_17 = _mm_unpackhi_epi16(in0, zero); + const __m128i lo_35 = _mm_unpackhi_epi16(in1, zero); + + tmp0 = _mm_madd_epi16(lo_17, stg1_0); + tmp2 = _mm_madd_epi16(lo_17, stg1_1); + tmp4 = _mm_madd_epi16(lo_35, stg1_2); + tmp6 = _mm_madd_epi16(lo_35, stg1_3); + + tmp0 = _mm_add_epi32(tmp0, rounding); + tmp2 = _mm_add_epi32(tmp2, rounding); + tmp4 = _mm_add_epi32(tmp4, rounding); + tmp6 = _mm_add_epi32(tmp6, rounding); + tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); + tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); + tmp4 = _mm_srai_epi32(tmp4, DCT_CONST_BITS); + tmp6 = _mm_srai_epi32(tmp6, DCT_CONST_BITS); + + stp1_4 = _mm_packs_epi32(tmp0, tmp2); + stp1_5 = _mm_packs_epi32(tmp4, tmp6); + } + + // Stage2 + { + const __m128i lo_04 = _mm_unpacklo_epi16(in0, zero); + const __m128i lo_26 = _mm_unpacklo_epi16(in1, zero); + + tmp0 = _mm_madd_epi16(lo_04, stg2_0); + tmp2 = _mm_madd_epi16(lo_04, stg2_1); + tmp4 = _mm_madd_epi16(lo_26, stg2_2); + tmp6 = _mm_madd_epi16(lo_26, stg2_3); + + tmp0 = _mm_add_epi32(tmp0, rounding); + tmp2 = _mm_add_epi32(tmp2, rounding); + tmp4 = _mm_add_epi32(tmp4, rounding); + tmp6 = _mm_add_epi32(tmp6, rounding); + tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); + tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); + tmp4 = _mm_srai_epi32(tmp4, DCT_CONST_BITS); + tmp6 = _mm_srai_epi32(tmp6, DCT_CONST_BITS); + + stp2_0 = _mm_packs_epi32(tmp0, tmp2); + stp2_2 = _mm_packs_epi32(tmp6, tmp4); + + tmp0 = _mm_adds_epi16(stp1_4, stp1_5); + tmp1 = _mm_subs_epi16(stp1_4, stp1_5); + + stp2_4 = tmp0; + stp2_5 = _mm_unpacklo_epi64(tmp1, zero); + stp2_6 = _mm_unpackhi_epi64(tmp1, zero); + } + + // Stage3 + { + const __m128i lo_56 = _mm_unpacklo_epi16(stp2_5, stp2_6); + + tmp4 = _mm_adds_epi16(stp2_0, stp2_2); + tmp6 = _mm_subs_epi16(stp2_0, stp2_2); + + stp1_2 = _mm_unpackhi_epi64(tmp6, tmp4); + stp1_3 = _mm_unpacklo_epi64(tmp6, tmp4); + + tmp0 = _mm_madd_epi16(lo_56, stg3_0); + tmp2 = _mm_madd_epi16(lo_56, stg2_0); // stg3_1 = stg2_0 + + tmp0 = _mm_add_epi32(tmp0, rounding); + tmp2 = _mm_add_epi32(tmp2, rounding); + tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); + tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); + + stp1_5 = _mm_packs_epi32(tmp0, tmp2); + } + + // Stage4 + tmp0 = _mm_adds_epi16(stp1_3, stp2_4); + tmp1 = _mm_adds_epi16(stp1_2, stp1_5); + tmp2 = _mm_subs_epi16(stp1_3, stp2_4); + tmp3 = _mm_subs_epi16(stp1_2, stp1_5); + + TRANSPOSE_4X8_10(tmp0, tmp1, tmp2, tmp3, in0, in1, in2, in3) + + IDCT8(in0, in1, in2, in3, zero, zero, zero, zero, + in0, in1, in2, in3, in4, in5, in6, in7); + // Final rounding and shift + in0 = _mm_adds_epi16(in0, final_rounding); + in1 = _mm_adds_epi16(in1, final_rounding); + in2 = _mm_adds_epi16(in2, final_rounding); + in3 = _mm_adds_epi16(in3, final_rounding); + in4 = _mm_adds_epi16(in4, final_rounding); + in5 = _mm_adds_epi16(in5, final_rounding); + in6 = _mm_adds_epi16(in6, final_rounding); + in7 = _mm_adds_epi16(in7, final_rounding); + + in0 = _mm_srai_epi16(in0, 5); + in1 = _mm_srai_epi16(in1, 5); + in2 = _mm_srai_epi16(in2, 5); + in3 = _mm_srai_epi16(in3, 5); + in4 = _mm_srai_epi16(in4, 5); + in5 = _mm_srai_epi16(in5, 5); + in6 = _mm_srai_epi16(in6, 5); + in7 = _mm_srai_epi16(in7, 5); + + RECON_AND_STORE(dest + 0 * stride, in0); + RECON_AND_STORE(dest + 1 * stride, in1); + RECON_AND_STORE(dest + 2 * stride, in2); + RECON_AND_STORE(dest + 3 * stride, in3); + RECON_AND_STORE(dest + 4 * stride, in4); + RECON_AND_STORE(dest + 5 * stride, in5); + RECON_AND_STORE(dest + 6 * stride, in6); + RECON_AND_STORE(dest + 7 * stride, in7); +} + +#define IDCT16 \ + /* Stage2 */ \ + { \ + const __m128i lo_1_15 = _mm_unpacklo_epi16(in[1], in[15]); \ + const __m128i hi_1_15 = _mm_unpackhi_epi16(in[1], in[15]); \ + const __m128i lo_9_7 = _mm_unpacklo_epi16(in[9], in[7]); \ + const __m128i hi_9_7 = _mm_unpackhi_epi16(in[9], in[7]); \ + const __m128i lo_5_11 = _mm_unpacklo_epi16(in[5], in[11]); \ + const __m128i hi_5_11 = _mm_unpackhi_epi16(in[5], in[11]); \ + const __m128i lo_13_3 = _mm_unpacklo_epi16(in[13], in[3]); \ + const __m128i hi_13_3 = _mm_unpackhi_epi16(in[13], in[3]); \ + \ + MULTIPLICATION_AND_ADD(lo_1_15, hi_1_15, lo_9_7, hi_9_7, \ + stg2_0, stg2_1, stg2_2, stg2_3, \ + stp2_8, stp2_15, stp2_9, stp2_14) \ + \ + MULTIPLICATION_AND_ADD(lo_5_11, hi_5_11, lo_13_3, hi_13_3, \ + stg2_4, stg2_5, stg2_6, stg2_7, \ + stp2_10, stp2_13, stp2_11, stp2_12) \ + } \ + \ + /* Stage3 */ \ + { \ + const __m128i lo_2_14 = _mm_unpacklo_epi16(in[2], in[14]); \ + const __m128i hi_2_14 = _mm_unpackhi_epi16(in[2], in[14]); \ + const __m128i lo_10_6 = _mm_unpacklo_epi16(in[10], in[6]); \ + const __m128i hi_10_6 = _mm_unpackhi_epi16(in[10], in[6]); \ + \ + MULTIPLICATION_AND_ADD(lo_2_14, hi_2_14, lo_10_6, hi_10_6, \ + stg3_0, stg3_1, stg3_2, stg3_3, \ + stp1_4, stp1_7, stp1_5, stp1_6) \ + \ + stp1_8_0 = _mm_add_epi16(stp2_8, stp2_9); \ + stp1_9 = _mm_sub_epi16(stp2_8, stp2_9); \ + stp1_10 = _mm_sub_epi16(stp2_11, stp2_10); \ + stp1_11 = _mm_add_epi16(stp2_11, stp2_10); \ + \ + stp1_12_0 = _mm_add_epi16(stp2_12, stp2_13); \ + stp1_13 = _mm_sub_epi16(stp2_12, stp2_13); \ + stp1_14 = _mm_sub_epi16(stp2_15, stp2_14); \ + stp1_15 = _mm_add_epi16(stp2_15, stp2_14); \ + } \ + \ + /* Stage4 */ \ + { \ + const __m128i lo_0_8 = _mm_unpacklo_epi16(in[0], in[8]); \ + const __m128i hi_0_8 = _mm_unpackhi_epi16(in[0], in[8]); \ + const __m128i lo_4_12 = _mm_unpacklo_epi16(in[4], in[12]); \ + const __m128i hi_4_12 = _mm_unpackhi_epi16(in[4], in[12]); \ + \ + const __m128i lo_9_14 = _mm_unpacklo_epi16(stp1_9, stp1_14); \ + const __m128i hi_9_14 = _mm_unpackhi_epi16(stp1_9, stp1_14); \ + const __m128i lo_10_13 = _mm_unpacklo_epi16(stp1_10, stp1_13); \ + const __m128i hi_10_13 = _mm_unpackhi_epi16(stp1_10, stp1_13); \ + \ + MULTIPLICATION_AND_ADD(lo_0_8, hi_0_8, lo_4_12, hi_4_12, \ + stg4_0, stg4_1, stg4_2, stg4_3, \ + stp2_0, stp2_1, stp2_2, stp2_3) \ + \ + stp2_4 = _mm_add_epi16(stp1_4, stp1_5); \ + stp2_5 = _mm_sub_epi16(stp1_4, stp1_5); \ + stp2_6 = _mm_sub_epi16(stp1_7, stp1_6); \ + stp2_7 = _mm_add_epi16(stp1_7, stp1_6); \ + \ + MULTIPLICATION_AND_ADD(lo_9_14, hi_9_14, lo_10_13, hi_10_13, \ + stg4_4, stg4_5, stg4_6, stg4_7, \ + stp2_9, stp2_14, stp2_10, stp2_13) \ + } \ + \ + /* Stage5 */ \ + { \ + const __m128i lo_6_5 = _mm_unpacklo_epi16(stp2_6, stp2_5); \ + const __m128i hi_6_5 = _mm_unpackhi_epi16(stp2_6, stp2_5); \ + \ + stp1_0 = _mm_add_epi16(stp2_0, stp2_3); \ + stp1_1 = _mm_add_epi16(stp2_1, stp2_2); \ + stp1_2 = _mm_sub_epi16(stp2_1, stp2_2); \ + stp1_3 = _mm_sub_epi16(stp2_0, stp2_3); \ + \ + tmp0 = _mm_madd_epi16(lo_6_5, stg4_1); \ + tmp1 = _mm_madd_epi16(hi_6_5, stg4_1); \ + tmp2 = _mm_madd_epi16(lo_6_5, stg4_0); \ + tmp3 = _mm_madd_epi16(hi_6_5, stg4_0); \ + \ + tmp0 = _mm_add_epi32(tmp0, rounding); \ + tmp1 = _mm_add_epi32(tmp1, rounding); \ + tmp2 = _mm_add_epi32(tmp2, rounding); \ + tmp3 = _mm_add_epi32(tmp3, rounding); \ + \ + tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); \ + tmp1 = _mm_srai_epi32(tmp1, DCT_CONST_BITS); \ + tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); \ + tmp3 = _mm_srai_epi32(tmp3, DCT_CONST_BITS); \ + \ + stp1_5 = _mm_packs_epi32(tmp0, tmp1); \ + stp1_6 = _mm_packs_epi32(tmp2, tmp3); \ + \ + stp1_8 = _mm_add_epi16(stp1_8_0, stp1_11); \ + stp1_9 = _mm_add_epi16(stp2_9, stp2_10); \ + stp1_10 = _mm_sub_epi16(stp2_9, stp2_10); \ + stp1_11 = _mm_sub_epi16(stp1_8_0, stp1_11); \ + \ + stp1_12 = _mm_sub_epi16(stp1_15, stp1_12_0); \ + stp1_13 = _mm_sub_epi16(stp2_14, stp2_13); \ + stp1_14 = _mm_add_epi16(stp2_14, stp2_13); \ + stp1_15 = _mm_add_epi16(stp1_15, stp1_12_0); \ + } \ + \ + /* Stage6 */ \ + { \ + const __m128i lo_10_13 = _mm_unpacklo_epi16(stp1_10, stp1_13); \ + const __m128i hi_10_13 = _mm_unpackhi_epi16(stp1_10, stp1_13); \ + const __m128i lo_11_12 = _mm_unpacklo_epi16(stp1_11, stp1_12); \ + const __m128i hi_11_12 = _mm_unpackhi_epi16(stp1_11, stp1_12); \ + \ + stp2_0 = _mm_add_epi16(stp1_0, stp2_7); \ + stp2_1 = _mm_add_epi16(stp1_1, stp1_6); \ + stp2_2 = _mm_add_epi16(stp1_2, stp1_5); \ + stp2_3 = _mm_add_epi16(stp1_3, stp2_4); \ + stp2_4 = _mm_sub_epi16(stp1_3, stp2_4); \ + stp2_5 = _mm_sub_epi16(stp1_2, stp1_5); \ + stp2_6 = _mm_sub_epi16(stp1_1, stp1_6); \ + stp2_7 = _mm_sub_epi16(stp1_0, stp2_7); \ + \ + MULTIPLICATION_AND_ADD(lo_10_13, hi_10_13, lo_11_12, hi_11_12, \ + stg6_0, stg4_0, stg6_0, stg4_0, \ + stp2_10, stp2_13, stp2_11, stp2_12) \ + } + +#define IDCT16_10 \ + /* Stage2 */ \ + { \ + const __m128i lo_1_15 = _mm_unpacklo_epi16(in[1], zero); \ + const __m128i hi_1_15 = _mm_unpackhi_epi16(in[1], zero); \ + const __m128i lo_13_3 = _mm_unpacklo_epi16(zero, in[3]); \ + const __m128i hi_13_3 = _mm_unpackhi_epi16(zero, in[3]); \ + \ + MULTIPLICATION_AND_ADD(lo_1_15, hi_1_15, lo_13_3, hi_13_3, \ + stg2_0, stg2_1, stg2_6, stg2_7, \ + stp1_8_0, stp1_15, stp1_11, stp1_12_0) \ + } \ + \ + /* Stage3 */ \ + { \ + const __m128i lo_2_14 = _mm_unpacklo_epi16(in[2], zero); \ + const __m128i hi_2_14 = _mm_unpackhi_epi16(in[2], zero); \ + \ + MULTIPLICATION_AND_ADD_2(lo_2_14, hi_2_14, \ + stg3_0, stg3_1, \ + stp2_4, stp2_7) \ + \ + stp1_9 = stp1_8_0; \ + stp1_10 = stp1_11; \ + \ + stp1_13 = stp1_12_0; \ + stp1_14 = stp1_15; \ + } \ + \ + /* Stage4 */ \ + { \ + const __m128i lo_0_8 = _mm_unpacklo_epi16(in[0], zero); \ + const __m128i hi_0_8 = _mm_unpackhi_epi16(in[0], zero); \ + \ + const __m128i lo_9_14 = _mm_unpacklo_epi16(stp1_9, stp1_14); \ + const __m128i hi_9_14 = _mm_unpackhi_epi16(stp1_9, stp1_14); \ + const __m128i lo_10_13 = _mm_unpacklo_epi16(stp1_10, stp1_13); \ + const __m128i hi_10_13 = _mm_unpackhi_epi16(stp1_10, stp1_13); \ + \ + MULTIPLICATION_AND_ADD_2(lo_0_8, hi_0_8, \ + stg4_0, stg4_1, \ + stp1_0, stp1_1) \ + stp2_5 = stp2_4; \ + stp2_6 = stp2_7; \ + \ + MULTIPLICATION_AND_ADD(lo_9_14, hi_9_14, lo_10_13, hi_10_13, \ + stg4_4, stg4_5, stg4_6, stg4_7, \ + stp2_9, stp2_14, stp2_10, stp2_13) \ + } \ + \ + /* Stage5 */ \ + { \ + const __m128i lo_6_5 = _mm_unpacklo_epi16(stp2_6, stp2_5); \ + const __m128i hi_6_5 = _mm_unpackhi_epi16(stp2_6, stp2_5); \ + \ + stp1_2 = stp1_1; \ + stp1_3 = stp1_0; \ + \ + tmp0 = _mm_madd_epi16(lo_6_5, stg4_1); \ + tmp1 = _mm_madd_epi16(hi_6_5, stg4_1); \ + tmp2 = _mm_madd_epi16(lo_6_5, stg4_0); \ + tmp3 = _mm_madd_epi16(hi_6_5, stg4_0); \ + \ + tmp0 = _mm_add_epi32(tmp0, rounding); \ + tmp1 = _mm_add_epi32(tmp1, rounding); \ + tmp2 = _mm_add_epi32(tmp2, rounding); \ + tmp3 = _mm_add_epi32(tmp3, rounding); \ + \ + tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); \ + tmp1 = _mm_srai_epi32(tmp1, DCT_CONST_BITS); \ + tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); \ + tmp3 = _mm_srai_epi32(tmp3, DCT_CONST_BITS); \ + \ + stp1_5 = _mm_packs_epi32(tmp0, tmp1); \ + stp1_6 = _mm_packs_epi32(tmp2, tmp3); \ + \ + stp1_8 = _mm_add_epi16(stp1_8_0, stp1_11); \ + stp1_9 = _mm_add_epi16(stp2_9, stp2_10); \ + stp1_10 = _mm_sub_epi16(stp2_9, stp2_10); \ + stp1_11 = _mm_sub_epi16(stp1_8_0, stp1_11); \ + \ + stp1_12 = _mm_sub_epi16(stp1_15, stp1_12_0); \ + stp1_13 = _mm_sub_epi16(stp2_14, stp2_13); \ + stp1_14 = _mm_add_epi16(stp2_14, stp2_13); \ + stp1_15 = _mm_add_epi16(stp1_15, stp1_12_0); \ + } \ + \ + /* Stage6 */ \ + { \ + const __m128i lo_10_13 = _mm_unpacklo_epi16(stp1_10, stp1_13); \ + const __m128i hi_10_13 = _mm_unpackhi_epi16(stp1_10, stp1_13); \ + const __m128i lo_11_12 = _mm_unpacklo_epi16(stp1_11, stp1_12); \ + const __m128i hi_11_12 = _mm_unpackhi_epi16(stp1_11, stp1_12); \ + \ + stp2_0 = _mm_add_epi16(stp1_0, stp2_7); \ + stp2_1 = _mm_add_epi16(stp1_1, stp1_6); \ + stp2_2 = _mm_add_epi16(stp1_2, stp1_5); \ + stp2_3 = _mm_add_epi16(stp1_3, stp2_4); \ + stp2_4 = _mm_sub_epi16(stp1_3, stp2_4); \ + stp2_5 = _mm_sub_epi16(stp1_2, stp1_5); \ + stp2_6 = _mm_sub_epi16(stp1_1, stp1_6); \ + stp2_7 = _mm_sub_epi16(stp1_0, stp2_7); \ + \ + MULTIPLICATION_AND_ADD(lo_10_13, hi_10_13, lo_11_12, hi_11_12, \ + stg6_0, stg4_0, stg6_0, stg4_0, \ + stp2_10, stp2_13, stp2_11, stp2_12) \ + } + +void vp9_idct16x16_256_add_sse2(const int16_t *input, uint8_t *dest, + int stride) { + const __m128i rounding = _mm_set1_epi32(DCT_CONST_ROUNDING); + const __m128i final_rounding = _mm_set1_epi16(1 << 5); + const __m128i zero = _mm_setzero_si128(); + + const __m128i stg2_0 = pair_set_epi16(cospi_30_64, -cospi_2_64); + const __m128i stg2_1 = pair_set_epi16(cospi_2_64, cospi_30_64); + const __m128i stg2_2 = pair_set_epi16(cospi_14_64, -cospi_18_64); + const __m128i stg2_3 = pair_set_epi16(cospi_18_64, cospi_14_64); + const __m128i stg2_4 = pair_set_epi16(cospi_22_64, -cospi_10_64); + const __m128i stg2_5 = pair_set_epi16(cospi_10_64, cospi_22_64); + const __m128i stg2_6 = pair_set_epi16(cospi_6_64, -cospi_26_64); + const __m128i stg2_7 = pair_set_epi16(cospi_26_64, cospi_6_64); + + const __m128i stg3_0 = pair_set_epi16(cospi_28_64, -cospi_4_64); + const __m128i stg3_1 = pair_set_epi16(cospi_4_64, cospi_28_64); + const __m128i stg3_2 = pair_set_epi16(cospi_12_64, -cospi_20_64); + const __m128i stg3_3 = pair_set_epi16(cospi_20_64, cospi_12_64); + + const __m128i stg4_0 = pair_set_epi16(cospi_16_64, cospi_16_64); + const __m128i stg4_1 = pair_set_epi16(cospi_16_64, -cospi_16_64); + const __m128i stg4_2 = pair_set_epi16(cospi_24_64, -cospi_8_64); + const __m128i stg4_3 = pair_set_epi16(cospi_8_64, cospi_24_64); + const __m128i stg4_4 = pair_set_epi16(-cospi_8_64, cospi_24_64); + const __m128i stg4_5 = pair_set_epi16(cospi_24_64, cospi_8_64); + const __m128i stg4_6 = pair_set_epi16(-cospi_24_64, -cospi_8_64); + const __m128i stg4_7 = pair_set_epi16(-cospi_8_64, cospi_24_64); + + const __m128i stg6_0 = pair_set_epi16(-cospi_16_64, cospi_16_64); + + __m128i in[16], l[16], r[16], *curr1; + __m128i stp1_0, stp1_1, stp1_2, stp1_3, stp1_4, stp1_5, stp1_6, stp1_7, + stp1_8, stp1_9, stp1_10, stp1_11, stp1_12, stp1_13, stp1_14, stp1_15, + stp1_8_0, stp1_12_0; + __m128i stp2_0, stp2_1, stp2_2, stp2_3, stp2_4, stp2_5, stp2_6, stp2_7, + stp2_8, stp2_9, stp2_10, stp2_11, stp2_12, stp2_13, stp2_14, stp2_15; + __m128i tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; + int i; + + curr1 = l; + for (i = 0; i < 2; i++) { + // 1-D idct + + // Load input data. + in[0] = _mm_load_si128((const __m128i *)input); + in[8] = _mm_load_si128((const __m128i *)(input + 8 * 1)); + in[1] = _mm_load_si128((const __m128i *)(input + 8 * 2)); + in[9] = _mm_load_si128((const __m128i *)(input + 8 * 3)); + in[2] = _mm_load_si128((const __m128i *)(input + 8 * 4)); + in[10] = _mm_load_si128((const __m128i *)(input + 8 * 5)); + in[3] = _mm_load_si128((const __m128i *)(input + 8 * 6)); + in[11] = _mm_load_si128((const __m128i *)(input + 8 * 7)); + in[4] = _mm_load_si128((const __m128i *)(input + 8 * 8)); + in[12] = _mm_load_si128((const __m128i *)(input + 8 * 9)); + in[5] = _mm_load_si128((const __m128i *)(input + 8 * 10)); + in[13] = _mm_load_si128((const __m128i *)(input + 8 * 11)); + in[6] = _mm_load_si128((const __m128i *)(input + 8 * 12)); + in[14] = _mm_load_si128((const __m128i *)(input + 8 * 13)); + in[7] = _mm_load_si128((const __m128i *)(input + 8 * 14)); + in[15] = _mm_load_si128((const __m128i *)(input + 8 * 15)); + + array_transpose_8x8(in, in); + array_transpose_8x8(in + 8, in + 8); + + IDCT16 + + // Stage7 + curr1[0] = _mm_add_epi16(stp2_0, stp1_15); + curr1[1] = _mm_add_epi16(stp2_1, stp1_14); + curr1[2] = _mm_add_epi16(stp2_2, stp2_13); + curr1[3] = _mm_add_epi16(stp2_3, stp2_12); + curr1[4] = _mm_add_epi16(stp2_4, stp2_11); + curr1[5] = _mm_add_epi16(stp2_5, stp2_10); + curr1[6] = _mm_add_epi16(stp2_6, stp1_9); + curr1[7] = _mm_add_epi16(stp2_7, stp1_8); + curr1[8] = _mm_sub_epi16(stp2_7, stp1_8); + curr1[9] = _mm_sub_epi16(stp2_6, stp1_9); + curr1[10] = _mm_sub_epi16(stp2_5, stp2_10); + curr1[11] = _mm_sub_epi16(stp2_4, stp2_11); + curr1[12] = _mm_sub_epi16(stp2_3, stp2_12); + curr1[13] = _mm_sub_epi16(stp2_2, stp2_13); + curr1[14] = _mm_sub_epi16(stp2_1, stp1_14); + curr1[15] = _mm_sub_epi16(stp2_0, stp1_15); + + curr1 = r; + input += 128; + } + for (i = 0; i < 2; i++) { + int j; + // 1-D idct + array_transpose_8x8(l + i * 8, in); + array_transpose_8x8(r + i * 8, in + 8); + + IDCT16 + + // 2-D + in[0] = _mm_add_epi16(stp2_0, stp1_15); + in[1] = _mm_add_epi16(stp2_1, stp1_14); + in[2] = _mm_add_epi16(stp2_2, stp2_13); + in[3] = _mm_add_epi16(stp2_3, stp2_12); + in[4] = _mm_add_epi16(stp2_4, stp2_11); + in[5] = _mm_add_epi16(stp2_5, stp2_10); + in[6] = _mm_add_epi16(stp2_6, stp1_9); + in[7] = _mm_add_epi16(stp2_7, stp1_8); + in[8] = _mm_sub_epi16(stp2_7, stp1_8); + in[9] = _mm_sub_epi16(stp2_6, stp1_9); + in[10] = _mm_sub_epi16(stp2_5, stp2_10); + in[11] = _mm_sub_epi16(stp2_4, stp2_11); + in[12] = _mm_sub_epi16(stp2_3, stp2_12); + in[13] = _mm_sub_epi16(stp2_2, stp2_13); + in[14] = _mm_sub_epi16(stp2_1, stp1_14); + in[15] = _mm_sub_epi16(stp2_0, stp1_15); + + for (j = 0; j < 16; ++j) { + // Final rounding and shift + in[j] = _mm_adds_epi16(in[j], final_rounding); + in[j] = _mm_srai_epi16(in[j], 6); + RECON_AND_STORE(dest + j * stride, in[j]); + } + + dest += 8; + } +} + +void vp9_idct16x16_1_add_sse2(const int16_t *input, uint8_t *dest, int stride) { + __m128i dc_value; + const __m128i zero = _mm_setzero_si128(); + int a, i; + + a = dct_const_round_shift(input[0] * cospi_16_64); + a = dct_const_round_shift(a * cospi_16_64); + a = ROUND_POWER_OF_TWO(a, 6); + + dc_value = _mm_set1_epi16(a); + + for (i = 0; i < 2; ++i) { + RECON_AND_STORE(dest + 0 * stride, dc_value); + RECON_AND_STORE(dest + 1 * stride, dc_value); + RECON_AND_STORE(dest + 2 * stride, dc_value); + RECON_AND_STORE(dest + 3 * stride, dc_value); + RECON_AND_STORE(dest + 4 * stride, dc_value); + RECON_AND_STORE(dest + 5 * stride, dc_value); + RECON_AND_STORE(dest + 6 * stride, dc_value); + RECON_AND_STORE(dest + 7 * stride, dc_value); + RECON_AND_STORE(dest + 8 * stride, dc_value); + RECON_AND_STORE(dest + 9 * stride, dc_value); + RECON_AND_STORE(dest + 10 * stride, dc_value); + RECON_AND_STORE(dest + 11 * stride, dc_value); + RECON_AND_STORE(dest + 12 * stride, dc_value); + RECON_AND_STORE(dest + 13 * stride, dc_value); + RECON_AND_STORE(dest + 14 * stride, dc_value); + RECON_AND_STORE(dest + 15 * stride, dc_value); + dest += 8; + } +} + +static void iadst16_8col(__m128i *in) { + // perform 16x16 1-D ADST for 8 columns + __m128i s[16], x[16], u[32], v[32]; + const __m128i k__cospi_p01_p31 = pair_set_epi16(cospi_1_64, cospi_31_64); + const __m128i k__cospi_p31_m01 = pair_set_epi16(cospi_31_64, -cospi_1_64); + const __m128i k__cospi_p05_p27 = pair_set_epi16(cospi_5_64, cospi_27_64); + const __m128i k__cospi_p27_m05 = pair_set_epi16(cospi_27_64, -cospi_5_64); + const __m128i k__cospi_p09_p23 = pair_set_epi16(cospi_9_64, cospi_23_64); + const __m128i k__cospi_p23_m09 = pair_set_epi16(cospi_23_64, -cospi_9_64); + const __m128i k__cospi_p13_p19 = pair_set_epi16(cospi_13_64, cospi_19_64); + const __m128i k__cospi_p19_m13 = pair_set_epi16(cospi_19_64, -cospi_13_64); + const __m128i k__cospi_p17_p15 = pair_set_epi16(cospi_17_64, cospi_15_64); + const __m128i k__cospi_p15_m17 = pair_set_epi16(cospi_15_64, -cospi_17_64); + const __m128i k__cospi_p21_p11 = pair_set_epi16(cospi_21_64, cospi_11_64); + const __m128i k__cospi_p11_m21 = pair_set_epi16(cospi_11_64, -cospi_21_64); + const __m128i k__cospi_p25_p07 = pair_set_epi16(cospi_25_64, cospi_7_64); + const __m128i k__cospi_p07_m25 = pair_set_epi16(cospi_7_64, -cospi_25_64); + const __m128i k__cospi_p29_p03 = pair_set_epi16(cospi_29_64, cospi_3_64); + const __m128i k__cospi_p03_m29 = pair_set_epi16(cospi_3_64, -cospi_29_64); + const __m128i k__cospi_p04_p28 = pair_set_epi16(cospi_4_64, cospi_28_64); + const __m128i k__cospi_p28_m04 = pair_set_epi16(cospi_28_64, -cospi_4_64); + const __m128i k__cospi_p20_p12 = pair_set_epi16(cospi_20_64, cospi_12_64); + const __m128i k__cospi_p12_m20 = pair_set_epi16(cospi_12_64, -cospi_20_64); + const __m128i k__cospi_m28_p04 = pair_set_epi16(-cospi_28_64, cospi_4_64); + const __m128i k__cospi_m12_p20 = pair_set_epi16(-cospi_12_64, cospi_20_64); + const __m128i k__cospi_p08_p24 = pair_set_epi16(cospi_8_64, cospi_24_64); + const __m128i k__cospi_p24_m08 = pair_set_epi16(cospi_24_64, -cospi_8_64); + const __m128i k__cospi_m24_p08 = pair_set_epi16(-cospi_24_64, cospi_8_64); + const __m128i k__cospi_m16_m16 = _mm_set1_epi16((int16_t)-cospi_16_64); + const __m128i k__cospi_p16_p16 = _mm_set1_epi16((int16_t)cospi_16_64); + const __m128i k__cospi_p16_m16 = pair_set_epi16(cospi_16_64, -cospi_16_64); + const __m128i k__cospi_m16_p16 = pair_set_epi16(-cospi_16_64, cospi_16_64); + const __m128i k__DCT_CONST_ROUNDING = _mm_set1_epi32(DCT_CONST_ROUNDING); + const __m128i kZero = _mm_set1_epi16(0); + + u[0] = _mm_unpacklo_epi16(in[15], in[0]); + u[1] = _mm_unpackhi_epi16(in[15], in[0]); + u[2] = _mm_unpacklo_epi16(in[13], in[2]); + u[3] = _mm_unpackhi_epi16(in[13], in[2]); + u[4] = _mm_unpacklo_epi16(in[11], in[4]); + u[5] = _mm_unpackhi_epi16(in[11], in[4]); + u[6] = _mm_unpacklo_epi16(in[9], in[6]); + u[7] = _mm_unpackhi_epi16(in[9], in[6]); + u[8] = _mm_unpacklo_epi16(in[7], in[8]); + u[9] = _mm_unpackhi_epi16(in[7], in[8]); + u[10] = _mm_unpacklo_epi16(in[5], in[10]); + u[11] = _mm_unpackhi_epi16(in[5], in[10]); + u[12] = _mm_unpacklo_epi16(in[3], in[12]); + u[13] = _mm_unpackhi_epi16(in[3], in[12]); + u[14] = _mm_unpacklo_epi16(in[1], in[14]); + u[15] = _mm_unpackhi_epi16(in[1], in[14]); + + v[0] = _mm_madd_epi16(u[0], k__cospi_p01_p31); + v[1] = _mm_madd_epi16(u[1], k__cospi_p01_p31); + v[2] = _mm_madd_epi16(u[0], k__cospi_p31_m01); + v[3] = _mm_madd_epi16(u[1], k__cospi_p31_m01); + v[4] = _mm_madd_epi16(u[2], k__cospi_p05_p27); + v[5] = _mm_madd_epi16(u[3], k__cospi_p05_p27); + v[6] = _mm_madd_epi16(u[2], k__cospi_p27_m05); + v[7] = _mm_madd_epi16(u[3], k__cospi_p27_m05); + v[8] = _mm_madd_epi16(u[4], k__cospi_p09_p23); + v[9] = _mm_madd_epi16(u[5], k__cospi_p09_p23); + v[10] = _mm_madd_epi16(u[4], k__cospi_p23_m09); + v[11] = _mm_madd_epi16(u[5], k__cospi_p23_m09); + v[12] = _mm_madd_epi16(u[6], k__cospi_p13_p19); + v[13] = _mm_madd_epi16(u[7], k__cospi_p13_p19); + v[14] = _mm_madd_epi16(u[6], k__cospi_p19_m13); + v[15] = _mm_madd_epi16(u[7], k__cospi_p19_m13); + v[16] = _mm_madd_epi16(u[8], k__cospi_p17_p15); + v[17] = _mm_madd_epi16(u[9], k__cospi_p17_p15); + v[18] = _mm_madd_epi16(u[8], k__cospi_p15_m17); + v[19] = _mm_madd_epi16(u[9], k__cospi_p15_m17); + v[20] = _mm_madd_epi16(u[10], k__cospi_p21_p11); + v[21] = _mm_madd_epi16(u[11], k__cospi_p21_p11); + v[22] = _mm_madd_epi16(u[10], k__cospi_p11_m21); + v[23] = _mm_madd_epi16(u[11], k__cospi_p11_m21); + v[24] = _mm_madd_epi16(u[12], k__cospi_p25_p07); + v[25] = _mm_madd_epi16(u[13], k__cospi_p25_p07); + v[26] = _mm_madd_epi16(u[12], k__cospi_p07_m25); + v[27] = _mm_madd_epi16(u[13], k__cospi_p07_m25); + v[28] = _mm_madd_epi16(u[14], k__cospi_p29_p03); + v[29] = _mm_madd_epi16(u[15], k__cospi_p29_p03); + v[30] = _mm_madd_epi16(u[14], k__cospi_p03_m29); + v[31] = _mm_madd_epi16(u[15], k__cospi_p03_m29); + + u[0] = _mm_add_epi32(v[0], v[16]); + u[1] = _mm_add_epi32(v[1], v[17]); + u[2] = _mm_add_epi32(v[2], v[18]); + u[3] = _mm_add_epi32(v[3], v[19]); + u[4] = _mm_add_epi32(v[4], v[20]); + u[5] = _mm_add_epi32(v[5], v[21]); + u[6] = _mm_add_epi32(v[6], v[22]); + u[7] = _mm_add_epi32(v[7], v[23]); + u[8] = _mm_add_epi32(v[8], v[24]); + u[9] = _mm_add_epi32(v[9], v[25]); + u[10] = _mm_add_epi32(v[10], v[26]); + u[11] = _mm_add_epi32(v[11], v[27]); + u[12] = _mm_add_epi32(v[12], v[28]); + u[13] = _mm_add_epi32(v[13], v[29]); + u[14] = _mm_add_epi32(v[14], v[30]); + u[15] = _mm_add_epi32(v[15], v[31]); + u[16] = _mm_sub_epi32(v[0], v[16]); + u[17] = _mm_sub_epi32(v[1], v[17]); + u[18] = _mm_sub_epi32(v[2], v[18]); + u[19] = _mm_sub_epi32(v[3], v[19]); + u[20] = _mm_sub_epi32(v[4], v[20]); + u[21] = _mm_sub_epi32(v[5], v[21]); + u[22] = _mm_sub_epi32(v[6], v[22]); + u[23] = _mm_sub_epi32(v[7], v[23]); + u[24] = _mm_sub_epi32(v[8], v[24]); + u[25] = _mm_sub_epi32(v[9], v[25]); + u[26] = _mm_sub_epi32(v[10], v[26]); + u[27] = _mm_sub_epi32(v[11], v[27]); + u[28] = _mm_sub_epi32(v[12], v[28]); + u[29] = _mm_sub_epi32(v[13], v[29]); + u[30] = _mm_sub_epi32(v[14], v[30]); + u[31] = _mm_sub_epi32(v[15], v[31]); + + v[0] = _mm_add_epi32(u[0], k__DCT_CONST_ROUNDING); + v[1] = _mm_add_epi32(u[1], k__DCT_CONST_ROUNDING); + v[2] = _mm_add_epi32(u[2], k__DCT_CONST_ROUNDING); + v[3] = _mm_add_epi32(u[3], k__DCT_CONST_ROUNDING); + v[4] = _mm_add_epi32(u[4], k__DCT_CONST_ROUNDING); + v[5] = _mm_add_epi32(u[5], k__DCT_CONST_ROUNDING); + v[6] = _mm_add_epi32(u[6], k__DCT_CONST_ROUNDING); + v[7] = _mm_add_epi32(u[7], k__DCT_CONST_ROUNDING); + v[8] = _mm_add_epi32(u[8], k__DCT_CONST_ROUNDING); + v[9] = _mm_add_epi32(u[9], k__DCT_CONST_ROUNDING); + v[10] = _mm_add_epi32(u[10], k__DCT_CONST_ROUNDING); + v[11] = _mm_add_epi32(u[11], k__DCT_CONST_ROUNDING); + v[12] = _mm_add_epi32(u[12], k__DCT_CONST_ROUNDING); + v[13] = _mm_add_epi32(u[13], k__DCT_CONST_ROUNDING); + v[14] = _mm_add_epi32(u[14], k__DCT_CONST_ROUNDING); + v[15] = _mm_add_epi32(u[15], k__DCT_CONST_ROUNDING); + v[16] = _mm_add_epi32(u[16], k__DCT_CONST_ROUNDING); + v[17] = _mm_add_epi32(u[17], k__DCT_CONST_ROUNDING); + v[18] = _mm_add_epi32(u[18], k__DCT_CONST_ROUNDING); + v[19] = _mm_add_epi32(u[19], k__DCT_CONST_ROUNDING); + v[20] = _mm_add_epi32(u[20], k__DCT_CONST_ROUNDING); + v[21] = _mm_add_epi32(u[21], k__DCT_CONST_ROUNDING); + v[22] = _mm_add_epi32(u[22], k__DCT_CONST_ROUNDING); + v[23] = _mm_add_epi32(u[23], k__DCT_CONST_ROUNDING); + v[24] = _mm_add_epi32(u[24], k__DCT_CONST_ROUNDING); + v[25] = _mm_add_epi32(u[25], k__DCT_CONST_ROUNDING); + v[26] = _mm_add_epi32(u[26], k__DCT_CONST_ROUNDING); + v[27] = _mm_add_epi32(u[27], k__DCT_CONST_ROUNDING); + v[28] = _mm_add_epi32(u[28], k__DCT_CONST_ROUNDING); + v[29] = _mm_add_epi32(u[29], k__DCT_CONST_ROUNDING); + v[30] = _mm_add_epi32(u[30], k__DCT_CONST_ROUNDING); + v[31] = _mm_add_epi32(u[31], k__DCT_CONST_ROUNDING); + + u[0] = _mm_srai_epi32(v[0], DCT_CONST_BITS); + u[1] = _mm_srai_epi32(v[1], DCT_CONST_BITS); + u[2] = _mm_srai_epi32(v[2], DCT_CONST_BITS); + u[3] = _mm_srai_epi32(v[3], DCT_CONST_BITS); + u[4] = _mm_srai_epi32(v[4], DCT_CONST_BITS); + u[5] = _mm_srai_epi32(v[5], DCT_CONST_BITS); + u[6] = _mm_srai_epi32(v[6], DCT_CONST_BITS); + u[7] = _mm_srai_epi32(v[7], DCT_CONST_BITS); + u[8] = _mm_srai_epi32(v[8], DCT_CONST_BITS); + u[9] = _mm_srai_epi32(v[9], DCT_CONST_BITS); + u[10] = _mm_srai_epi32(v[10], DCT_CONST_BITS); + u[11] = _mm_srai_epi32(v[11], DCT_CONST_BITS); + u[12] = _mm_srai_epi32(v[12], DCT_CONST_BITS); + u[13] = _mm_srai_epi32(v[13], DCT_CONST_BITS); + u[14] = _mm_srai_epi32(v[14], DCT_CONST_BITS); + u[15] = _mm_srai_epi32(v[15], DCT_CONST_BITS); + u[16] = _mm_srai_epi32(v[16], DCT_CONST_BITS); + u[17] = _mm_srai_epi32(v[17], DCT_CONST_BITS); + u[18] = _mm_srai_epi32(v[18], DCT_CONST_BITS); + u[19] = _mm_srai_epi32(v[19], DCT_CONST_BITS); + u[20] = _mm_srai_epi32(v[20], DCT_CONST_BITS); + u[21] = _mm_srai_epi32(v[21], DCT_CONST_BITS); + u[22] = _mm_srai_epi32(v[22], DCT_CONST_BITS); + u[23] = _mm_srai_epi32(v[23], DCT_CONST_BITS); + u[24] = _mm_srai_epi32(v[24], DCT_CONST_BITS); + u[25] = _mm_srai_epi32(v[25], DCT_CONST_BITS); + u[26] = _mm_srai_epi32(v[26], DCT_CONST_BITS); + u[27] = _mm_srai_epi32(v[27], DCT_CONST_BITS); + u[28] = _mm_srai_epi32(v[28], DCT_CONST_BITS); + u[29] = _mm_srai_epi32(v[29], DCT_CONST_BITS); + u[30] = _mm_srai_epi32(v[30], DCT_CONST_BITS); + u[31] = _mm_srai_epi32(v[31], DCT_CONST_BITS); + + s[0] = _mm_packs_epi32(u[0], u[1]); + s[1] = _mm_packs_epi32(u[2], u[3]); + s[2] = _mm_packs_epi32(u[4], u[5]); + s[3] = _mm_packs_epi32(u[6], u[7]); + s[4] = _mm_packs_epi32(u[8], u[9]); + s[5] = _mm_packs_epi32(u[10], u[11]); + s[6] = _mm_packs_epi32(u[12], u[13]); + s[7] = _mm_packs_epi32(u[14], u[15]); + s[8] = _mm_packs_epi32(u[16], u[17]); + s[9] = _mm_packs_epi32(u[18], u[19]); + s[10] = _mm_packs_epi32(u[20], u[21]); + s[11] = _mm_packs_epi32(u[22], u[23]); + s[12] = _mm_packs_epi32(u[24], u[25]); + s[13] = _mm_packs_epi32(u[26], u[27]); + s[14] = _mm_packs_epi32(u[28], u[29]); + s[15] = _mm_packs_epi32(u[30], u[31]); + + // stage 2 + u[0] = _mm_unpacklo_epi16(s[8], s[9]); + u[1] = _mm_unpackhi_epi16(s[8], s[9]); + u[2] = _mm_unpacklo_epi16(s[10], s[11]); + u[3] = _mm_unpackhi_epi16(s[10], s[11]); + u[4] = _mm_unpacklo_epi16(s[12], s[13]); + u[5] = _mm_unpackhi_epi16(s[12], s[13]); + u[6] = _mm_unpacklo_epi16(s[14], s[15]); + u[7] = _mm_unpackhi_epi16(s[14], s[15]); + + v[0] = _mm_madd_epi16(u[0], k__cospi_p04_p28); + v[1] = _mm_madd_epi16(u[1], k__cospi_p04_p28); + v[2] = _mm_madd_epi16(u[0], k__cospi_p28_m04); + v[3] = _mm_madd_epi16(u[1], k__cospi_p28_m04); + v[4] = _mm_madd_epi16(u[2], k__cospi_p20_p12); + v[5] = _mm_madd_epi16(u[3], k__cospi_p20_p12); + v[6] = _mm_madd_epi16(u[2], k__cospi_p12_m20); + v[7] = _mm_madd_epi16(u[3], k__cospi_p12_m20); + v[8] = _mm_madd_epi16(u[4], k__cospi_m28_p04); + v[9] = _mm_madd_epi16(u[5], k__cospi_m28_p04); + v[10] = _mm_madd_epi16(u[4], k__cospi_p04_p28); + v[11] = _mm_madd_epi16(u[5], k__cospi_p04_p28); + v[12] = _mm_madd_epi16(u[6], k__cospi_m12_p20); + v[13] = _mm_madd_epi16(u[7], k__cospi_m12_p20); + v[14] = _mm_madd_epi16(u[6], k__cospi_p20_p12); + v[15] = _mm_madd_epi16(u[7], k__cospi_p20_p12); + + u[0] = _mm_add_epi32(v[0], v[8]); + u[1] = _mm_add_epi32(v[1], v[9]); + u[2] = _mm_add_epi32(v[2], v[10]); + u[3] = _mm_add_epi32(v[3], v[11]); + u[4] = _mm_add_epi32(v[4], v[12]); + u[5] = _mm_add_epi32(v[5], v[13]); + u[6] = _mm_add_epi32(v[6], v[14]); + u[7] = _mm_add_epi32(v[7], v[15]); + u[8] = _mm_sub_epi32(v[0], v[8]); + u[9] = _mm_sub_epi32(v[1], v[9]); + u[10] = _mm_sub_epi32(v[2], v[10]); + u[11] = _mm_sub_epi32(v[3], v[11]); + u[12] = _mm_sub_epi32(v[4], v[12]); + u[13] = _mm_sub_epi32(v[5], v[13]); + u[14] = _mm_sub_epi32(v[6], v[14]); + u[15] = _mm_sub_epi32(v[7], v[15]); + + v[0] = _mm_add_epi32(u[0], k__DCT_CONST_ROUNDING); + v[1] = _mm_add_epi32(u[1], k__DCT_CONST_ROUNDING); + v[2] = _mm_add_epi32(u[2], k__DCT_CONST_ROUNDING); + v[3] = _mm_add_epi32(u[3], k__DCT_CONST_ROUNDING); + v[4] = _mm_add_epi32(u[4], k__DCT_CONST_ROUNDING); + v[5] = _mm_add_epi32(u[5], k__DCT_CONST_ROUNDING); + v[6] = _mm_add_epi32(u[6], k__DCT_CONST_ROUNDING); + v[7] = _mm_add_epi32(u[7], k__DCT_CONST_ROUNDING); + v[8] = _mm_add_epi32(u[8], k__DCT_CONST_ROUNDING); + v[9] = _mm_add_epi32(u[9], k__DCT_CONST_ROUNDING); + v[10] = _mm_add_epi32(u[10], k__DCT_CONST_ROUNDING); + v[11] = _mm_add_epi32(u[11], k__DCT_CONST_ROUNDING); + v[12] = _mm_add_epi32(u[12], k__DCT_CONST_ROUNDING); + v[13] = _mm_add_epi32(u[13], k__DCT_CONST_ROUNDING); + v[14] = _mm_add_epi32(u[14], k__DCT_CONST_ROUNDING); + v[15] = _mm_add_epi32(u[15], k__DCT_CONST_ROUNDING); + + u[0] = _mm_srai_epi32(v[0], DCT_CONST_BITS); + u[1] = _mm_srai_epi32(v[1], DCT_CONST_BITS); + u[2] = _mm_srai_epi32(v[2], DCT_CONST_BITS); + u[3] = _mm_srai_epi32(v[3], DCT_CONST_BITS); + u[4] = _mm_srai_epi32(v[4], DCT_CONST_BITS); + u[5] = _mm_srai_epi32(v[5], DCT_CONST_BITS); + u[6] = _mm_srai_epi32(v[6], DCT_CONST_BITS); + u[7] = _mm_srai_epi32(v[7], DCT_CONST_BITS); + u[8] = _mm_srai_epi32(v[8], DCT_CONST_BITS); + u[9] = _mm_srai_epi32(v[9], DCT_CONST_BITS); + u[10] = _mm_srai_epi32(v[10], DCT_CONST_BITS); + u[11] = _mm_srai_epi32(v[11], DCT_CONST_BITS); + u[12] = _mm_srai_epi32(v[12], DCT_CONST_BITS); + u[13] = _mm_srai_epi32(v[13], DCT_CONST_BITS); + u[14] = _mm_srai_epi32(v[14], DCT_CONST_BITS); + u[15] = _mm_srai_epi32(v[15], DCT_CONST_BITS); + + x[0] = _mm_add_epi16(s[0], s[4]); + x[1] = _mm_add_epi16(s[1], s[5]); + x[2] = _mm_add_epi16(s[2], s[6]); + x[3] = _mm_add_epi16(s[3], s[7]); + x[4] = _mm_sub_epi16(s[0], s[4]); + x[5] = _mm_sub_epi16(s[1], s[5]); + x[6] = _mm_sub_epi16(s[2], s[6]); + x[7] = _mm_sub_epi16(s[3], s[7]); + x[8] = _mm_packs_epi32(u[0], u[1]); + x[9] = _mm_packs_epi32(u[2], u[3]); + x[10] = _mm_packs_epi32(u[4], u[5]); + x[11] = _mm_packs_epi32(u[6], u[7]); + x[12] = _mm_packs_epi32(u[8], u[9]); + x[13] = _mm_packs_epi32(u[10], u[11]); + x[14] = _mm_packs_epi32(u[12], u[13]); + x[15] = _mm_packs_epi32(u[14], u[15]); + + // stage 3 + u[0] = _mm_unpacklo_epi16(x[4], x[5]); + u[1] = _mm_unpackhi_epi16(x[4], x[5]); + u[2] = _mm_unpacklo_epi16(x[6], x[7]); + u[3] = _mm_unpackhi_epi16(x[6], x[7]); + u[4] = _mm_unpacklo_epi16(x[12], x[13]); + u[5] = _mm_unpackhi_epi16(x[12], x[13]); + u[6] = _mm_unpacklo_epi16(x[14], x[15]); + u[7] = _mm_unpackhi_epi16(x[14], x[15]); + + v[0] = _mm_madd_epi16(u[0], k__cospi_p08_p24); + v[1] = _mm_madd_epi16(u[1], k__cospi_p08_p24); + v[2] = _mm_madd_epi16(u[0], k__cospi_p24_m08); + v[3] = _mm_madd_epi16(u[1], k__cospi_p24_m08); + v[4] = _mm_madd_epi16(u[2], k__cospi_m24_p08); + v[5] = _mm_madd_epi16(u[3], k__cospi_m24_p08); + v[6] = _mm_madd_epi16(u[2], k__cospi_p08_p24); + v[7] = _mm_madd_epi16(u[3], k__cospi_p08_p24); + v[8] = _mm_madd_epi16(u[4], k__cospi_p08_p24); + v[9] = _mm_madd_epi16(u[5], k__cospi_p08_p24); + v[10] = _mm_madd_epi16(u[4], k__cospi_p24_m08); + v[11] = _mm_madd_epi16(u[5], k__cospi_p24_m08); + v[12] = _mm_madd_epi16(u[6], k__cospi_m24_p08); + v[13] = _mm_madd_epi16(u[7], k__cospi_m24_p08); + v[14] = _mm_madd_epi16(u[6], k__cospi_p08_p24); + v[15] = _mm_madd_epi16(u[7], k__cospi_p08_p24); + + u[0] = _mm_add_epi32(v[0], v[4]); + u[1] = _mm_add_epi32(v[1], v[5]); + u[2] = _mm_add_epi32(v[2], v[6]); + u[3] = _mm_add_epi32(v[3], v[7]); + u[4] = _mm_sub_epi32(v[0], v[4]); + u[5] = _mm_sub_epi32(v[1], v[5]); + u[6] = _mm_sub_epi32(v[2], v[6]); + u[7] = _mm_sub_epi32(v[3], v[7]); + u[8] = _mm_add_epi32(v[8], v[12]); + u[9] = _mm_add_epi32(v[9], v[13]); + u[10] = _mm_add_epi32(v[10], v[14]); + u[11] = _mm_add_epi32(v[11], v[15]); + u[12] = _mm_sub_epi32(v[8], v[12]); + u[13] = _mm_sub_epi32(v[9], v[13]); + u[14] = _mm_sub_epi32(v[10], v[14]); + u[15] = _mm_sub_epi32(v[11], v[15]); + + u[0] = _mm_add_epi32(u[0], k__DCT_CONST_ROUNDING); + u[1] = _mm_add_epi32(u[1], k__DCT_CONST_ROUNDING); + u[2] = _mm_add_epi32(u[2], k__DCT_CONST_ROUNDING); + u[3] = _mm_add_epi32(u[3], k__DCT_CONST_ROUNDING); + u[4] = _mm_add_epi32(u[4], k__DCT_CONST_ROUNDING); + u[5] = _mm_add_epi32(u[5], k__DCT_CONST_ROUNDING); + u[6] = _mm_add_epi32(u[6], k__DCT_CONST_ROUNDING); + u[7] = _mm_add_epi32(u[7], k__DCT_CONST_ROUNDING); + u[8] = _mm_add_epi32(u[8], k__DCT_CONST_ROUNDING); + u[9] = _mm_add_epi32(u[9], k__DCT_CONST_ROUNDING); + u[10] = _mm_add_epi32(u[10], k__DCT_CONST_ROUNDING); + u[11] = _mm_add_epi32(u[11], k__DCT_CONST_ROUNDING); + u[12] = _mm_add_epi32(u[12], k__DCT_CONST_ROUNDING); + u[13] = _mm_add_epi32(u[13], k__DCT_CONST_ROUNDING); + u[14] = _mm_add_epi32(u[14], k__DCT_CONST_ROUNDING); + u[15] = _mm_add_epi32(u[15], k__DCT_CONST_ROUNDING); + + v[0] = _mm_srai_epi32(u[0], DCT_CONST_BITS); + v[1] = _mm_srai_epi32(u[1], DCT_CONST_BITS); + v[2] = _mm_srai_epi32(u[2], DCT_CONST_BITS); + v[3] = _mm_srai_epi32(u[3], DCT_CONST_BITS); + v[4] = _mm_srai_epi32(u[4], DCT_CONST_BITS); + v[5] = _mm_srai_epi32(u[5], DCT_CONST_BITS); + v[6] = _mm_srai_epi32(u[6], DCT_CONST_BITS); + v[7] = _mm_srai_epi32(u[7], DCT_CONST_BITS); + v[8] = _mm_srai_epi32(u[8], DCT_CONST_BITS); + v[9] = _mm_srai_epi32(u[9], DCT_CONST_BITS); + v[10] = _mm_srai_epi32(u[10], DCT_CONST_BITS); + v[11] = _mm_srai_epi32(u[11], DCT_CONST_BITS); + v[12] = _mm_srai_epi32(u[12], DCT_CONST_BITS); + v[13] = _mm_srai_epi32(u[13], DCT_CONST_BITS); + v[14] = _mm_srai_epi32(u[14], DCT_CONST_BITS); + v[15] = _mm_srai_epi32(u[15], DCT_CONST_BITS); + + s[0] = _mm_add_epi16(x[0], x[2]); + s[1] = _mm_add_epi16(x[1], x[3]); + s[2] = _mm_sub_epi16(x[0], x[2]); + s[3] = _mm_sub_epi16(x[1], x[3]); + s[4] = _mm_packs_epi32(v[0], v[1]); + s[5] = _mm_packs_epi32(v[2], v[3]); + s[6] = _mm_packs_epi32(v[4], v[5]); + s[7] = _mm_packs_epi32(v[6], v[7]); + s[8] = _mm_add_epi16(x[8], x[10]); + s[9] = _mm_add_epi16(x[9], x[11]); + s[10] = _mm_sub_epi16(x[8], x[10]); + s[11] = _mm_sub_epi16(x[9], x[11]); + s[12] = _mm_packs_epi32(v[8], v[9]); + s[13] = _mm_packs_epi32(v[10], v[11]); + s[14] = _mm_packs_epi32(v[12], v[13]); + s[15] = _mm_packs_epi32(v[14], v[15]); + + // stage 4 + u[0] = _mm_unpacklo_epi16(s[2], s[3]); + u[1] = _mm_unpackhi_epi16(s[2], s[3]); + u[2] = _mm_unpacklo_epi16(s[6], s[7]); + u[3] = _mm_unpackhi_epi16(s[6], s[7]); + u[4] = _mm_unpacklo_epi16(s[10], s[11]); + u[5] = _mm_unpackhi_epi16(s[10], s[11]); + u[6] = _mm_unpacklo_epi16(s[14], s[15]); + u[7] = _mm_unpackhi_epi16(s[14], s[15]); + + v[0] = _mm_madd_epi16(u[0], k__cospi_m16_m16); + v[1] = _mm_madd_epi16(u[1], k__cospi_m16_m16); + v[2] = _mm_madd_epi16(u[0], k__cospi_p16_m16); + v[3] = _mm_madd_epi16(u[1], k__cospi_p16_m16); + v[4] = _mm_madd_epi16(u[2], k__cospi_p16_p16); + v[5] = _mm_madd_epi16(u[3], k__cospi_p16_p16); + v[6] = _mm_madd_epi16(u[2], k__cospi_m16_p16); + v[7] = _mm_madd_epi16(u[3], k__cospi_m16_p16); + v[8] = _mm_madd_epi16(u[4], k__cospi_p16_p16); + v[9] = _mm_madd_epi16(u[5], k__cospi_p16_p16); + v[10] = _mm_madd_epi16(u[4], k__cospi_m16_p16); + v[11] = _mm_madd_epi16(u[5], k__cospi_m16_p16); + v[12] = _mm_madd_epi16(u[6], k__cospi_m16_m16); + v[13] = _mm_madd_epi16(u[7], k__cospi_m16_m16); + v[14] = _mm_madd_epi16(u[6], k__cospi_p16_m16); + v[15] = _mm_madd_epi16(u[7], k__cospi_p16_m16); + + u[0] = _mm_add_epi32(v[0], k__DCT_CONST_ROUNDING); + u[1] = _mm_add_epi32(v[1], k__DCT_CONST_ROUNDING); + u[2] = _mm_add_epi32(v[2], k__DCT_CONST_ROUNDING); + u[3] = _mm_add_epi32(v[3], k__DCT_CONST_ROUNDING); + u[4] = _mm_add_epi32(v[4], k__DCT_CONST_ROUNDING); + u[5] = _mm_add_epi32(v[5], k__DCT_CONST_ROUNDING); + u[6] = _mm_add_epi32(v[6], k__DCT_CONST_ROUNDING); + u[7] = _mm_add_epi32(v[7], k__DCT_CONST_ROUNDING); + u[8] = _mm_add_epi32(v[8], k__DCT_CONST_ROUNDING); + u[9] = _mm_add_epi32(v[9], k__DCT_CONST_ROUNDING); + u[10] = _mm_add_epi32(v[10], k__DCT_CONST_ROUNDING); + u[11] = _mm_add_epi32(v[11], k__DCT_CONST_ROUNDING); + u[12] = _mm_add_epi32(v[12], k__DCT_CONST_ROUNDING); + u[13] = _mm_add_epi32(v[13], k__DCT_CONST_ROUNDING); + u[14] = _mm_add_epi32(v[14], k__DCT_CONST_ROUNDING); + u[15] = _mm_add_epi32(v[15], k__DCT_CONST_ROUNDING); + + v[0] = _mm_srai_epi32(u[0], DCT_CONST_BITS); + v[1] = _mm_srai_epi32(u[1], DCT_CONST_BITS); + v[2] = _mm_srai_epi32(u[2], DCT_CONST_BITS); + v[3] = _mm_srai_epi32(u[3], DCT_CONST_BITS); + v[4] = _mm_srai_epi32(u[4], DCT_CONST_BITS); + v[5] = _mm_srai_epi32(u[5], DCT_CONST_BITS); + v[6] = _mm_srai_epi32(u[6], DCT_CONST_BITS); + v[7] = _mm_srai_epi32(u[7], DCT_CONST_BITS); + v[8] = _mm_srai_epi32(u[8], DCT_CONST_BITS); + v[9] = _mm_srai_epi32(u[9], DCT_CONST_BITS); + v[10] = _mm_srai_epi32(u[10], DCT_CONST_BITS); + v[11] = _mm_srai_epi32(u[11], DCT_CONST_BITS); + v[12] = _mm_srai_epi32(u[12], DCT_CONST_BITS); + v[13] = _mm_srai_epi32(u[13], DCT_CONST_BITS); + v[14] = _mm_srai_epi32(u[14], DCT_CONST_BITS); + v[15] = _mm_srai_epi32(u[15], DCT_CONST_BITS); + + in[0] = s[0]; + in[1] = _mm_sub_epi16(kZero, s[8]); + in[2] = s[12]; + in[3] = _mm_sub_epi16(kZero, s[4]); + in[4] = _mm_packs_epi32(v[4], v[5]); + in[5] = _mm_packs_epi32(v[12], v[13]); + in[6] = _mm_packs_epi32(v[8], v[9]); + in[7] = _mm_packs_epi32(v[0], v[1]); + in[8] = _mm_packs_epi32(v[2], v[3]); + in[9] = _mm_packs_epi32(v[10], v[11]); + in[10] = _mm_packs_epi32(v[14], v[15]); + in[11] = _mm_packs_epi32(v[6], v[7]); + in[12] = s[5]; + in[13] = _mm_sub_epi16(kZero, s[13]); + in[14] = s[9]; + in[15] = _mm_sub_epi16(kZero, s[1]); +} + +static void idct16_8col(__m128i *in) { + const __m128i k__cospi_p30_m02 = pair_set_epi16(cospi_30_64, -cospi_2_64); + const __m128i k__cospi_p02_p30 = pair_set_epi16(cospi_2_64, cospi_30_64); + const __m128i k__cospi_p14_m18 = pair_set_epi16(cospi_14_64, -cospi_18_64); + const __m128i k__cospi_p18_p14 = pair_set_epi16(cospi_18_64, cospi_14_64); + const __m128i k__cospi_p22_m10 = pair_set_epi16(cospi_22_64, -cospi_10_64); + const __m128i k__cospi_p10_p22 = pair_set_epi16(cospi_10_64, cospi_22_64); + const __m128i k__cospi_p06_m26 = pair_set_epi16(cospi_6_64, -cospi_26_64); + const __m128i k__cospi_p26_p06 = pair_set_epi16(cospi_26_64, cospi_6_64); + const __m128i k__cospi_p28_m04 = pair_set_epi16(cospi_28_64, -cospi_4_64); + const __m128i k__cospi_p04_p28 = pair_set_epi16(cospi_4_64, cospi_28_64); + const __m128i k__cospi_p12_m20 = pair_set_epi16(cospi_12_64, -cospi_20_64); + const __m128i k__cospi_p20_p12 = pair_set_epi16(cospi_20_64, cospi_12_64); + const __m128i k__cospi_p16_p16 = _mm_set1_epi16((int16_t)cospi_16_64); + const __m128i k__cospi_p16_m16 = pair_set_epi16(cospi_16_64, -cospi_16_64); + const __m128i k__cospi_p24_m08 = pair_set_epi16(cospi_24_64, -cospi_8_64); + const __m128i k__cospi_p08_p24 = pair_set_epi16(cospi_8_64, cospi_24_64); + const __m128i k__cospi_m08_p24 = pair_set_epi16(-cospi_8_64, cospi_24_64); + const __m128i k__cospi_p24_p08 = pair_set_epi16(cospi_24_64, cospi_8_64); + const __m128i k__cospi_m24_m08 = pair_set_epi16(-cospi_24_64, -cospi_8_64); + const __m128i k__cospi_m16_p16 = pair_set_epi16(-cospi_16_64, cospi_16_64); + const __m128i k__DCT_CONST_ROUNDING = _mm_set1_epi32(DCT_CONST_ROUNDING); + __m128i v[16], u[16], s[16], t[16]; + + // stage 1 + s[0] = in[0]; + s[1] = in[8]; + s[2] = in[4]; + s[3] = in[12]; + s[4] = in[2]; + s[5] = in[10]; + s[6] = in[6]; + s[7] = in[14]; + s[8] = in[1]; + s[9] = in[9]; + s[10] = in[5]; + s[11] = in[13]; + s[12] = in[3]; + s[13] = in[11]; + s[14] = in[7]; + s[15] = in[15]; + + // stage 2 + u[0] = _mm_unpacklo_epi16(s[8], s[15]); + u[1] = _mm_unpackhi_epi16(s[8], s[15]); + u[2] = _mm_unpacklo_epi16(s[9], s[14]); + u[3] = _mm_unpackhi_epi16(s[9], s[14]); + u[4] = _mm_unpacklo_epi16(s[10], s[13]); + u[5] = _mm_unpackhi_epi16(s[10], s[13]); + u[6] = _mm_unpacklo_epi16(s[11], s[12]); + u[7] = _mm_unpackhi_epi16(s[11], s[12]); + + v[0] = _mm_madd_epi16(u[0], k__cospi_p30_m02); + v[1] = _mm_madd_epi16(u[1], k__cospi_p30_m02); + v[2] = _mm_madd_epi16(u[0], k__cospi_p02_p30); + v[3] = _mm_madd_epi16(u[1], k__cospi_p02_p30); + v[4] = _mm_madd_epi16(u[2], k__cospi_p14_m18); + v[5] = _mm_madd_epi16(u[3], k__cospi_p14_m18); + v[6] = _mm_madd_epi16(u[2], k__cospi_p18_p14); + v[7] = _mm_madd_epi16(u[3], k__cospi_p18_p14); + v[8] = _mm_madd_epi16(u[4], k__cospi_p22_m10); + v[9] = _mm_madd_epi16(u[5], k__cospi_p22_m10); + v[10] = _mm_madd_epi16(u[4], k__cospi_p10_p22); + v[11] = _mm_madd_epi16(u[5], k__cospi_p10_p22); + v[12] = _mm_madd_epi16(u[6], k__cospi_p06_m26); + v[13] = _mm_madd_epi16(u[7], k__cospi_p06_m26); + v[14] = _mm_madd_epi16(u[6], k__cospi_p26_p06); + v[15] = _mm_madd_epi16(u[7], k__cospi_p26_p06); + + u[0] = _mm_add_epi32(v[0], k__DCT_CONST_ROUNDING); + u[1] = _mm_add_epi32(v[1], k__DCT_CONST_ROUNDING); + u[2] = _mm_add_epi32(v[2], k__DCT_CONST_ROUNDING); + u[3] = _mm_add_epi32(v[3], k__DCT_CONST_ROUNDING); + u[4] = _mm_add_epi32(v[4], k__DCT_CONST_ROUNDING); + u[5] = _mm_add_epi32(v[5], k__DCT_CONST_ROUNDING); + u[6] = _mm_add_epi32(v[6], k__DCT_CONST_ROUNDING); + u[7] = _mm_add_epi32(v[7], k__DCT_CONST_ROUNDING); + u[8] = _mm_add_epi32(v[8], k__DCT_CONST_ROUNDING); + u[9] = _mm_add_epi32(v[9], k__DCT_CONST_ROUNDING); + u[10] = _mm_add_epi32(v[10], k__DCT_CONST_ROUNDING); + u[11] = _mm_add_epi32(v[11], k__DCT_CONST_ROUNDING); + u[12] = _mm_add_epi32(v[12], k__DCT_CONST_ROUNDING); + u[13] = _mm_add_epi32(v[13], k__DCT_CONST_ROUNDING); + u[14] = _mm_add_epi32(v[14], k__DCT_CONST_ROUNDING); + u[15] = _mm_add_epi32(v[15], k__DCT_CONST_ROUNDING); + + u[0] = _mm_srai_epi32(u[0], DCT_CONST_BITS); + u[1] = _mm_srai_epi32(u[1], DCT_CONST_BITS); + u[2] = _mm_srai_epi32(u[2], DCT_CONST_BITS); + u[3] = _mm_srai_epi32(u[3], DCT_CONST_BITS); + u[4] = _mm_srai_epi32(u[4], DCT_CONST_BITS); + u[5] = _mm_srai_epi32(u[5], DCT_CONST_BITS); + u[6] = _mm_srai_epi32(u[6], DCT_CONST_BITS); + u[7] = _mm_srai_epi32(u[7], DCT_CONST_BITS); + u[8] = _mm_srai_epi32(u[8], DCT_CONST_BITS); + u[9] = _mm_srai_epi32(u[9], DCT_CONST_BITS); + u[10] = _mm_srai_epi32(u[10], DCT_CONST_BITS); + u[11] = _mm_srai_epi32(u[11], DCT_CONST_BITS); + u[12] = _mm_srai_epi32(u[12], DCT_CONST_BITS); + u[13] = _mm_srai_epi32(u[13], DCT_CONST_BITS); + u[14] = _mm_srai_epi32(u[14], DCT_CONST_BITS); + u[15] = _mm_srai_epi32(u[15], DCT_CONST_BITS); + + s[8] = _mm_packs_epi32(u[0], u[1]); + s[15] = _mm_packs_epi32(u[2], u[3]); + s[9] = _mm_packs_epi32(u[4], u[5]); + s[14] = _mm_packs_epi32(u[6], u[7]); + s[10] = _mm_packs_epi32(u[8], u[9]); + s[13] = _mm_packs_epi32(u[10], u[11]); + s[11] = _mm_packs_epi32(u[12], u[13]); + s[12] = _mm_packs_epi32(u[14], u[15]); + + // stage 3 + t[0] = s[0]; + t[1] = s[1]; + t[2] = s[2]; + t[3] = s[3]; + u[0] = _mm_unpacklo_epi16(s[4], s[7]); + u[1] = _mm_unpackhi_epi16(s[4], s[7]); + u[2] = _mm_unpacklo_epi16(s[5], s[6]); + u[3] = _mm_unpackhi_epi16(s[5], s[6]); + + v[0] = _mm_madd_epi16(u[0], k__cospi_p28_m04); + v[1] = _mm_madd_epi16(u[1], k__cospi_p28_m04); + v[2] = _mm_madd_epi16(u[0], k__cospi_p04_p28); + v[3] = _mm_madd_epi16(u[1], k__cospi_p04_p28); + v[4] = _mm_madd_epi16(u[2], k__cospi_p12_m20); + v[5] = _mm_madd_epi16(u[3], k__cospi_p12_m20); + v[6] = _mm_madd_epi16(u[2], k__cospi_p20_p12); + v[7] = _mm_madd_epi16(u[3], k__cospi_p20_p12); + + u[0] = _mm_add_epi32(v[0], k__DCT_CONST_ROUNDING); + u[1] = _mm_add_epi32(v[1], k__DCT_CONST_ROUNDING); + u[2] = _mm_add_epi32(v[2], k__DCT_CONST_ROUNDING); + u[3] = _mm_add_epi32(v[3], k__DCT_CONST_ROUNDING); + u[4] = _mm_add_epi32(v[4], k__DCT_CONST_ROUNDING); + u[5] = _mm_add_epi32(v[5], k__DCT_CONST_ROUNDING); + u[6] = _mm_add_epi32(v[6], k__DCT_CONST_ROUNDING); + u[7] = _mm_add_epi32(v[7], k__DCT_CONST_ROUNDING); + + u[0] = _mm_srai_epi32(u[0], DCT_CONST_BITS); + u[1] = _mm_srai_epi32(u[1], DCT_CONST_BITS); + u[2] = _mm_srai_epi32(u[2], DCT_CONST_BITS); + u[3] = _mm_srai_epi32(u[3], DCT_CONST_BITS); + u[4] = _mm_srai_epi32(u[4], DCT_CONST_BITS); + u[5] = _mm_srai_epi32(u[5], DCT_CONST_BITS); + u[6] = _mm_srai_epi32(u[6], DCT_CONST_BITS); + u[7] = _mm_srai_epi32(u[7], DCT_CONST_BITS); + + t[4] = _mm_packs_epi32(u[0], u[1]); + t[7] = _mm_packs_epi32(u[2], u[3]); + t[5] = _mm_packs_epi32(u[4], u[5]); + t[6] = _mm_packs_epi32(u[6], u[7]); + t[8] = _mm_add_epi16(s[8], s[9]); + t[9] = _mm_sub_epi16(s[8], s[9]); + t[10] = _mm_sub_epi16(s[11], s[10]); + t[11] = _mm_add_epi16(s[10], s[11]); + t[12] = _mm_add_epi16(s[12], s[13]); + t[13] = _mm_sub_epi16(s[12], s[13]); + t[14] = _mm_sub_epi16(s[15], s[14]); + t[15] = _mm_add_epi16(s[14], s[15]); + + // stage 4 + u[0] = _mm_unpacklo_epi16(t[0], t[1]); + u[1] = _mm_unpackhi_epi16(t[0], t[1]); + u[2] = _mm_unpacklo_epi16(t[2], t[3]); + u[3] = _mm_unpackhi_epi16(t[2], t[3]); + u[4] = _mm_unpacklo_epi16(t[9], t[14]); + u[5] = _mm_unpackhi_epi16(t[9], t[14]); + u[6] = _mm_unpacklo_epi16(t[10], t[13]); + u[7] = _mm_unpackhi_epi16(t[10], t[13]); + + v[0] = _mm_madd_epi16(u[0], k__cospi_p16_p16); + v[1] = _mm_madd_epi16(u[1], k__cospi_p16_p16); + v[2] = _mm_madd_epi16(u[0], k__cospi_p16_m16); + v[3] = _mm_madd_epi16(u[1], k__cospi_p16_m16); + v[4] = _mm_madd_epi16(u[2], k__cospi_p24_m08); + v[5] = _mm_madd_epi16(u[3], k__cospi_p24_m08); + v[6] = _mm_madd_epi16(u[2], k__cospi_p08_p24); + v[7] = _mm_madd_epi16(u[3], k__cospi_p08_p24); + v[8] = _mm_madd_epi16(u[4], k__cospi_m08_p24); + v[9] = _mm_madd_epi16(u[5], k__cospi_m08_p24); + v[10] = _mm_madd_epi16(u[4], k__cospi_p24_p08); + v[11] = _mm_madd_epi16(u[5], k__cospi_p24_p08); + v[12] = _mm_madd_epi16(u[6], k__cospi_m24_m08); + v[13] = _mm_madd_epi16(u[7], k__cospi_m24_m08); + v[14] = _mm_madd_epi16(u[6], k__cospi_m08_p24); + v[15] = _mm_madd_epi16(u[7], k__cospi_m08_p24); + + u[0] = _mm_add_epi32(v[0], k__DCT_CONST_ROUNDING); + u[1] = _mm_add_epi32(v[1], k__DCT_CONST_ROUNDING); + u[2] = _mm_add_epi32(v[2], k__DCT_CONST_ROUNDING); + u[3] = _mm_add_epi32(v[3], k__DCT_CONST_ROUNDING); + u[4] = _mm_add_epi32(v[4], k__DCT_CONST_ROUNDING); + u[5] = _mm_add_epi32(v[5], k__DCT_CONST_ROUNDING); + u[6] = _mm_add_epi32(v[6], k__DCT_CONST_ROUNDING); + u[7] = _mm_add_epi32(v[7], k__DCT_CONST_ROUNDING); + u[8] = _mm_add_epi32(v[8], k__DCT_CONST_ROUNDING); + u[9] = _mm_add_epi32(v[9], k__DCT_CONST_ROUNDING); + u[10] = _mm_add_epi32(v[10], k__DCT_CONST_ROUNDING); + u[11] = _mm_add_epi32(v[11], k__DCT_CONST_ROUNDING); + u[12] = _mm_add_epi32(v[12], k__DCT_CONST_ROUNDING); + u[13] = _mm_add_epi32(v[13], k__DCT_CONST_ROUNDING); + u[14] = _mm_add_epi32(v[14], k__DCT_CONST_ROUNDING); + u[15] = _mm_add_epi32(v[15], k__DCT_CONST_ROUNDING); + + u[0] = _mm_srai_epi32(u[0], DCT_CONST_BITS); + u[1] = _mm_srai_epi32(u[1], DCT_CONST_BITS); + u[2] = _mm_srai_epi32(u[2], DCT_CONST_BITS); + u[3] = _mm_srai_epi32(u[3], DCT_CONST_BITS); + u[4] = _mm_srai_epi32(u[4], DCT_CONST_BITS); + u[5] = _mm_srai_epi32(u[5], DCT_CONST_BITS); + u[6] = _mm_srai_epi32(u[6], DCT_CONST_BITS); + u[7] = _mm_srai_epi32(u[7], DCT_CONST_BITS); + u[8] = _mm_srai_epi32(u[8], DCT_CONST_BITS); + u[9] = _mm_srai_epi32(u[9], DCT_CONST_BITS); + u[10] = _mm_srai_epi32(u[10], DCT_CONST_BITS); + u[11] = _mm_srai_epi32(u[11], DCT_CONST_BITS); + u[12] = _mm_srai_epi32(u[12], DCT_CONST_BITS); + u[13] = _mm_srai_epi32(u[13], DCT_CONST_BITS); + u[14] = _mm_srai_epi32(u[14], DCT_CONST_BITS); + u[15] = _mm_srai_epi32(u[15], DCT_CONST_BITS); + + s[0] = _mm_packs_epi32(u[0], u[1]); + s[1] = _mm_packs_epi32(u[2], u[3]); + s[2] = _mm_packs_epi32(u[4], u[5]); + s[3] = _mm_packs_epi32(u[6], u[7]); + s[4] = _mm_add_epi16(t[4], t[5]); + s[5] = _mm_sub_epi16(t[4], t[5]); + s[6] = _mm_sub_epi16(t[7], t[6]); + s[7] = _mm_add_epi16(t[6], t[7]); + s[8] = t[8]; + s[15] = t[15]; + s[9] = _mm_packs_epi32(u[8], u[9]); + s[14] = _mm_packs_epi32(u[10], u[11]); + s[10] = _mm_packs_epi32(u[12], u[13]); + s[13] = _mm_packs_epi32(u[14], u[15]); + s[11] = t[11]; + s[12] = t[12]; + + // stage 5 + t[0] = _mm_add_epi16(s[0], s[3]); + t[1] = _mm_add_epi16(s[1], s[2]); + t[2] = _mm_sub_epi16(s[1], s[2]); + t[3] = _mm_sub_epi16(s[0], s[3]); + t[4] = s[4]; + t[7] = s[7]; + + u[0] = _mm_unpacklo_epi16(s[5], s[6]); + u[1] = _mm_unpackhi_epi16(s[5], s[6]); + v[0] = _mm_madd_epi16(u[0], k__cospi_m16_p16); + v[1] = _mm_madd_epi16(u[1], k__cospi_m16_p16); + v[2] = _mm_madd_epi16(u[0], k__cospi_p16_p16); + v[3] = _mm_madd_epi16(u[1], k__cospi_p16_p16); + u[0] = _mm_add_epi32(v[0], k__DCT_CONST_ROUNDING); + u[1] = _mm_add_epi32(v[1], k__DCT_CONST_ROUNDING); + u[2] = _mm_add_epi32(v[2], k__DCT_CONST_ROUNDING); + u[3] = _mm_add_epi32(v[3], k__DCT_CONST_ROUNDING); + u[0] = _mm_srai_epi32(u[0], DCT_CONST_BITS); + u[1] = _mm_srai_epi32(u[1], DCT_CONST_BITS); + u[2] = _mm_srai_epi32(u[2], DCT_CONST_BITS); + u[3] = _mm_srai_epi32(u[3], DCT_CONST_BITS); + t[5] = _mm_packs_epi32(u[0], u[1]); + t[6] = _mm_packs_epi32(u[2], u[3]); + + t[8] = _mm_add_epi16(s[8], s[11]); + t[9] = _mm_add_epi16(s[9], s[10]); + t[10] = _mm_sub_epi16(s[9], s[10]); + t[11] = _mm_sub_epi16(s[8], s[11]); + t[12] = _mm_sub_epi16(s[15], s[12]); + t[13] = _mm_sub_epi16(s[14], s[13]); + t[14] = _mm_add_epi16(s[13], s[14]); + t[15] = _mm_add_epi16(s[12], s[15]); + + // stage 6 + s[0] = _mm_add_epi16(t[0], t[7]); + s[1] = _mm_add_epi16(t[1], t[6]); + s[2] = _mm_add_epi16(t[2], t[5]); + s[3] = _mm_add_epi16(t[3], t[4]); + s[4] = _mm_sub_epi16(t[3], t[4]); + s[5] = _mm_sub_epi16(t[2], t[5]); + s[6] = _mm_sub_epi16(t[1], t[6]); + s[7] = _mm_sub_epi16(t[0], t[7]); + s[8] = t[8]; + s[9] = t[9]; + + u[0] = _mm_unpacklo_epi16(t[10], t[13]); + u[1] = _mm_unpackhi_epi16(t[10], t[13]); + u[2] = _mm_unpacklo_epi16(t[11], t[12]); + u[3] = _mm_unpackhi_epi16(t[11], t[12]); + + v[0] = _mm_madd_epi16(u[0], k__cospi_m16_p16); + v[1] = _mm_madd_epi16(u[1], k__cospi_m16_p16); + v[2] = _mm_madd_epi16(u[0], k__cospi_p16_p16); + v[3] = _mm_madd_epi16(u[1], k__cospi_p16_p16); + v[4] = _mm_madd_epi16(u[2], k__cospi_m16_p16); + v[5] = _mm_madd_epi16(u[3], k__cospi_m16_p16); + v[6] = _mm_madd_epi16(u[2], k__cospi_p16_p16); + v[7] = _mm_madd_epi16(u[3], k__cospi_p16_p16); + + u[0] = _mm_add_epi32(v[0], k__DCT_CONST_ROUNDING); + u[1] = _mm_add_epi32(v[1], k__DCT_CONST_ROUNDING); + u[2] = _mm_add_epi32(v[2], k__DCT_CONST_ROUNDING); + u[3] = _mm_add_epi32(v[3], k__DCT_CONST_ROUNDING); + u[4] = _mm_add_epi32(v[4], k__DCT_CONST_ROUNDING); + u[5] = _mm_add_epi32(v[5], k__DCT_CONST_ROUNDING); + u[6] = _mm_add_epi32(v[6], k__DCT_CONST_ROUNDING); + u[7] = _mm_add_epi32(v[7], k__DCT_CONST_ROUNDING); + + u[0] = _mm_srai_epi32(u[0], DCT_CONST_BITS); + u[1] = _mm_srai_epi32(u[1], DCT_CONST_BITS); + u[2] = _mm_srai_epi32(u[2], DCT_CONST_BITS); + u[3] = _mm_srai_epi32(u[3], DCT_CONST_BITS); + u[4] = _mm_srai_epi32(u[4], DCT_CONST_BITS); + u[5] = _mm_srai_epi32(u[5], DCT_CONST_BITS); + u[6] = _mm_srai_epi32(u[6], DCT_CONST_BITS); + u[7] = _mm_srai_epi32(u[7], DCT_CONST_BITS); + + s[10] = _mm_packs_epi32(u[0], u[1]); + s[13] = _mm_packs_epi32(u[2], u[3]); + s[11] = _mm_packs_epi32(u[4], u[5]); + s[12] = _mm_packs_epi32(u[6], u[7]); + s[14] = t[14]; + s[15] = t[15]; + + // stage 7 + in[0] = _mm_add_epi16(s[0], s[15]); + in[1] = _mm_add_epi16(s[1], s[14]); + in[2] = _mm_add_epi16(s[2], s[13]); + in[3] = _mm_add_epi16(s[3], s[12]); + in[4] = _mm_add_epi16(s[4], s[11]); + in[5] = _mm_add_epi16(s[5], s[10]); + in[6] = _mm_add_epi16(s[6], s[9]); + in[7] = _mm_add_epi16(s[7], s[8]); + in[8] = _mm_sub_epi16(s[7], s[8]); + in[9] = _mm_sub_epi16(s[6], s[9]); + in[10] = _mm_sub_epi16(s[5], s[10]); + in[11] = _mm_sub_epi16(s[4], s[11]); + in[12] = _mm_sub_epi16(s[3], s[12]); + in[13] = _mm_sub_epi16(s[2], s[13]); + in[14] = _mm_sub_epi16(s[1], s[14]); + in[15] = _mm_sub_epi16(s[0], s[15]); +} + +static void idct16_sse2(__m128i *in0, __m128i *in1) { + array_transpose_16x16(in0, in1); + idct16_8col(in0); + idct16_8col(in1); +} + +static void iadst16_sse2(__m128i *in0, __m128i *in1) { + array_transpose_16x16(in0, in1); + iadst16_8col(in0); + iadst16_8col(in1); +} + +void vp9_iht16x16_256_add_sse2(const int16_t *input, uint8_t *dest, int stride, + int tx_type) { + __m128i in0[16], in1[16]; + + load_buffer_8x16(input, in0); + input += 8; + load_buffer_8x16(input, in1); + + switch (tx_type) { + case 0: // DCT_DCT + idct16_sse2(in0, in1); + idct16_sse2(in0, in1); + break; + case 1: // ADST_DCT + idct16_sse2(in0, in1); + iadst16_sse2(in0, in1); + break; + case 2: // DCT_ADST + iadst16_sse2(in0, in1); + idct16_sse2(in0, in1); + break; + case 3: // ADST_ADST + iadst16_sse2(in0, in1); + iadst16_sse2(in0, in1); + break; + default: + assert(0); + break; + } + + write_buffer_8x16(dest, in0, stride); + dest += 8; + write_buffer_8x16(dest, in1, stride); +} + +void vp9_idct16x16_10_add_sse2(const int16_t *input, uint8_t *dest, + int stride) { + const __m128i rounding = _mm_set1_epi32(DCT_CONST_ROUNDING); + const __m128i final_rounding = _mm_set1_epi16(1 << 5); + const __m128i zero = _mm_setzero_si128(); + + const __m128i stg2_0 = pair_set_epi16(cospi_30_64, -cospi_2_64); + const __m128i stg2_1 = pair_set_epi16(cospi_2_64, cospi_30_64); + const __m128i stg2_6 = pair_set_epi16(cospi_6_64, -cospi_26_64); + const __m128i stg2_7 = pair_set_epi16(cospi_26_64, cospi_6_64); + + const __m128i stg3_0 = pair_set_epi16(cospi_28_64, -cospi_4_64); + const __m128i stg3_1 = pair_set_epi16(cospi_4_64, cospi_28_64); + + const __m128i stg4_0 = pair_set_epi16(cospi_16_64, cospi_16_64); + const __m128i stg4_1 = pair_set_epi16(cospi_16_64, -cospi_16_64); + const __m128i stg4_4 = pair_set_epi16(-cospi_8_64, cospi_24_64); + const __m128i stg4_5 = pair_set_epi16(cospi_24_64, cospi_8_64); + const __m128i stg4_6 = pair_set_epi16(-cospi_24_64, -cospi_8_64); + const __m128i stg4_7 = pair_set_epi16(-cospi_8_64, cospi_24_64); + + const __m128i stg6_0 = pair_set_epi16(-cospi_16_64, cospi_16_64); + __m128i in[16], l[16]; + __m128i stp1_0, stp1_1, stp1_2, stp1_3, stp1_4, stp1_5, stp1_6, + stp1_8, stp1_9, stp1_10, stp1_11, stp1_12, stp1_13, stp1_14, stp1_15, + stp1_8_0, stp1_12_0; + __m128i stp2_0, stp2_1, stp2_2, stp2_3, stp2_4, stp2_5, stp2_6, stp2_7, + stp2_8, stp2_9, stp2_10, stp2_11, stp2_12, stp2_13, stp2_14; + __m128i tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; + int i; + // First 1-D inverse DCT + // Load input data. + in[0] = _mm_load_si128((const __m128i *)input); + in[1] = _mm_load_si128((const __m128i *)(input + 8 * 2)); + in[2] = _mm_load_si128((const __m128i *)(input + 8 * 4)); + in[3] = _mm_load_si128((const __m128i *)(input + 8 * 6)); + + TRANSPOSE_8X4(in[0], in[1], in[2], in[3], in[0], in[1]); + + // Stage2 + { + const __m128i lo_1_15 = _mm_unpackhi_epi16(in[0], zero); + const __m128i lo_13_3 = _mm_unpackhi_epi16(zero, in[1]); + + tmp0 = _mm_madd_epi16(lo_1_15, stg2_0); + tmp2 = _mm_madd_epi16(lo_1_15, stg2_1); + tmp5 = _mm_madd_epi16(lo_13_3, stg2_6); + tmp7 = _mm_madd_epi16(lo_13_3, stg2_7); + + tmp0 = _mm_add_epi32(tmp0, rounding); + tmp2 = _mm_add_epi32(tmp2, rounding); + tmp5 = _mm_add_epi32(tmp5, rounding); + tmp7 = _mm_add_epi32(tmp7, rounding); + + tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); + tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); + tmp5 = _mm_srai_epi32(tmp5, DCT_CONST_BITS); + tmp7 = _mm_srai_epi32(tmp7, DCT_CONST_BITS); + + stp2_8 = _mm_packs_epi32(tmp0, tmp2); + stp2_11 = _mm_packs_epi32(tmp5, tmp7); + } + + // Stage3 + { + const __m128i lo_2_14 = _mm_unpacklo_epi16(in[1], zero); + + tmp0 = _mm_madd_epi16(lo_2_14, stg3_0); + tmp2 = _mm_madd_epi16(lo_2_14, stg3_1); + + tmp0 = _mm_add_epi32(tmp0, rounding); + tmp2 = _mm_add_epi32(tmp2, rounding); + tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); + tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); + + stp1_13 = _mm_unpackhi_epi64(stp2_11, zero); + stp1_14 = _mm_unpackhi_epi64(stp2_8, zero); + + stp1_4 = _mm_packs_epi32(tmp0, tmp2); + } + + // Stage4 + { + const __m128i lo_0_8 = _mm_unpacklo_epi16(in[0], zero); + const __m128i lo_9_14 = _mm_unpacklo_epi16(stp2_8, stp1_14); + const __m128i lo_10_13 = _mm_unpacklo_epi16(stp2_11, stp1_13); + + tmp0 = _mm_madd_epi16(lo_0_8, stg4_0); + tmp2 = _mm_madd_epi16(lo_0_8, stg4_1); + tmp1 = _mm_madd_epi16(lo_9_14, stg4_4); + tmp3 = _mm_madd_epi16(lo_9_14, stg4_5); + tmp5 = _mm_madd_epi16(lo_10_13, stg4_6); + tmp7 = _mm_madd_epi16(lo_10_13, stg4_7); + + tmp0 = _mm_add_epi32(tmp0, rounding); + tmp2 = _mm_add_epi32(tmp2, rounding); + tmp1 = _mm_add_epi32(tmp1, rounding); + tmp3 = _mm_add_epi32(tmp3, rounding); + tmp5 = _mm_add_epi32(tmp5, rounding); + tmp7 = _mm_add_epi32(tmp7, rounding); + + tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); + tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); + tmp1 = _mm_srai_epi32(tmp1, DCT_CONST_BITS); + tmp3 = _mm_srai_epi32(tmp3, DCT_CONST_BITS); + tmp5 = _mm_srai_epi32(tmp5, DCT_CONST_BITS); + tmp7 = _mm_srai_epi32(tmp7, DCT_CONST_BITS); + + stp1_0 = _mm_packs_epi32(tmp0, tmp0); + stp1_1 = _mm_packs_epi32(tmp2, tmp2); + stp2_9 = _mm_packs_epi32(tmp1, tmp3); + stp2_10 = _mm_packs_epi32(tmp5, tmp7); + + stp2_6 = _mm_unpackhi_epi64(stp1_4, zero); + } + + // Stage5 and Stage6 + { + tmp0 = _mm_add_epi16(stp2_8, stp2_11); + tmp1 = _mm_sub_epi16(stp2_8, stp2_11); + tmp2 = _mm_add_epi16(stp2_9, stp2_10); + tmp3 = _mm_sub_epi16(stp2_9, stp2_10); + + stp1_9 = _mm_unpacklo_epi64(tmp2, zero); + stp1_10 = _mm_unpacklo_epi64(tmp3, zero); + stp1_8 = _mm_unpacklo_epi64(tmp0, zero); + stp1_11 = _mm_unpacklo_epi64(tmp1, zero); + + stp1_13 = _mm_unpackhi_epi64(tmp3, zero); + stp1_14 = _mm_unpackhi_epi64(tmp2, zero); + stp1_12 = _mm_unpackhi_epi64(tmp1, zero); + stp1_15 = _mm_unpackhi_epi64(tmp0, zero); + } + + // Stage6 + { + const __m128i lo_6_5 = _mm_unpacklo_epi16(stp2_6, stp1_4); + const __m128i lo_10_13 = _mm_unpacklo_epi16(stp1_10, stp1_13); + const __m128i lo_11_12 = _mm_unpacklo_epi16(stp1_11, stp1_12); + + tmp1 = _mm_madd_epi16(lo_6_5, stg4_1); + tmp3 = _mm_madd_epi16(lo_6_5, stg4_0); + tmp0 = _mm_madd_epi16(lo_10_13, stg6_0); + tmp2 = _mm_madd_epi16(lo_10_13, stg4_0); + tmp4 = _mm_madd_epi16(lo_11_12, stg6_0); + tmp6 = _mm_madd_epi16(lo_11_12, stg4_0); + + tmp1 = _mm_add_epi32(tmp1, rounding); + tmp3 = _mm_add_epi32(tmp3, rounding); + tmp0 = _mm_add_epi32(tmp0, rounding); + tmp2 = _mm_add_epi32(tmp2, rounding); + tmp4 = _mm_add_epi32(tmp4, rounding); + tmp6 = _mm_add_epi32(tmp6, rounding); + + tmp1 = _mm_srai_epi32(tmp1, DCT_CONST_BITS); + tmp3 = _mm_srai_epi32(tmp3, DCT_CONST_BITS); + tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); + tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); + tmp4 = _mm_srai_epi32(tmp4, DCT_CONST_BITS); + tmp6 = _mm_srai_epi32(tmp6, DCT_CONST_BITS); + + stp1_6 = _mm_packs_epi32(tmp3, tmp1); + + stp2_10 = _mm_packs_epi32(tmp0, zero); + stp2_13 = _mm_packs_epi32(tmp2, zero); + stp2_11 = _mm_packs_epi32(tmp4, zero); + stp2_12 = _mm_packs_epi32(tmp6, zero); + + tmp0 = _mm_add_epi16(stp1_0, stp1_4); + tmp1 = _mm_sub_epi16(stp1_0, stp1_4); + tmp2 = _mm_add_epi16(stp1_1, stp1_6); + tmp3 = _mm_sub_epi16(stp1_1, stp1_6); + + stp2_0 = _mm_unpackhi_epi64(tmp0, zero); + stp2_1 = _mm_unpacklo_epi64(tmp2, zero); + stp2_2 = _mm_unpackhi_epi64(tmp2, zero); + stp2_3 = _mm_unpacklo_epi64(tmp0, zero); + stp2_4 = _mm_unpacklo_epi64(tmp1, zero); + stp2_5 = _mm_unpackhi_epi64(tmp3, zero); + stp2_6 = _mm_unpacklo_epi64(tmp3, zero); + stp2_7 = _mm_unpackhi_epi64(tmp1, zero); + } + + // Stage7. Left 8x16 only. + l[0] = _mm_add_epi16(stp2_0, stp1_15); + l[1] = _mm_add_epi16(stp2_1, stp1_14); + l[2] = _mm_add_epi16(stp2_2, stp2_13); + l[3] = _mm_add_epi16(stp2_3, stp2_12); + l[4] = _mm_add_epi16(stp2_4, stp2_11); + l[5] = _mm_add_epi16(stp2_5, stp2_10); + l[6] = _mm_add_epi16(stp2_6, stp1_9); + l[7] = _mm_add_epi16(stp2_7, stp1_8); + l[8] = _mm_sub_epi16(stp2_7, stp1_8); + l[9] = _mm_sub_epi16(stp2_6, stp1_9); + l[10] = _mm_sub_epi16(stp2_5, stp2_10); + l[11] = _mm_sub_epi16(stp2_4, stp2_11); + l[12] = _mm_sub_epi16(stp2_3, stp2_12); + l[13] = _mm_sub_epi16(stp2_2, stp2_13); + l[14] = _mm_sub_epi16(stp2_1, stp1_14); + l[15] = _mm_sub_epi16(stp2_0, stp1_15); + + // Second 1-D inverse transform, performed per 8x16 block + for (i = 0; i < 2; i++) { + int j; + array_transpose_4X8(l + 8 * i, in); + + IDCT16_10 + + // Stage7 + in[0] = _mm_add_epi16(stp2_0, stp1_15); + in[1] = _mm_add_epi16(stp2_1, stp1_14); + in[2] = _mm_add_epi16(stp2_2, stp2_13); + in[3] = _mm_add_epi16(stp2_3, stp2_12); + in[4] = _mm_add_epi16(stp2_4, stp2_11); + in[5] = _mm_add_epi16(stp2_5, stp2_10); + in[6] = _mm_add_epi16(stp2_6, stp1_9); + in[7] = _mm_add_epi16(stp2_7, stp1_8); + in[8] = _mm_sub_epi16(stp2_7, stp1_8); + in[9] = _mm_sub_epi16(stp2_6, stp1_9); + in[10] = _mm_sub_epi16(stp2_5, stp2_10); + in[11] = _mm_sub_epi16(stp2_4, stp2_11); + in[12] = _mm_sub_epi16(stp2_3, stp2_12); + in[13] = _mm_sub_epi16(stp2_2, stp2_13); + in[14] = _mm_sub_epi16(stp2_1, stp1_14); + in[15] = _mm_sub_epi16(stp2_0, stp1_15); + + for (j = 0; j < 16; ++j) { + // Final rounding and shift + in[j] = _mm_adds_epi16(in[j], final_rounding); + in[j] = _mm_srai_epi16(in[j], 6); + RECON_AND_STORE(dest + j * stride, in[j]); + } + + dest += 8; + } +} + +#define LOAD_DQCOEFF(reg, input) \ + { \ + reg = _mm_load_si128((const __m128i *) input); \ + input += 8; \ + } \ + +#define IDCT32_34 \ +/* Stage1 */ \ +{ \ + const __m128i zero = _mm_setzero_si128();\ + const __m128i lo_1_31 = _mm_unpacklo_epi16(in[1], zero); \ + const __m128i hi_1_31 = _mm_unpackhi_epi16(in[1], zero); \ + \ + const __m128i lo_25_7= _mm_unpacklo_epi16(zero, in[7]); \ + const __m128i hi_25_7 = _mm_unpackhi_epi16(zero, in[7]); \ + \ + const __m128i lo_5_27 = _mm_unpacklo_epi16(in[5], zero); \ + const __m128i hi_5_27 = _mm_unpackhi_epi16(in[5], zero); \ + \ + const __m128i lo_29_3 = _mm_unpacklo_epi16(zero, in[3]); \ + const __m128i hi_29_3 = _mm_unpackhi_epi16(zero, in[3]); \ + \ + MULTIPLICATION_AND_ADD_2(lo_1_31, hi_1_31, stg1_0, \ + stg1_1, stp1_16, stp1_31); \ + MULTIPLICATION_AND_ADD_2(lo_25_7, hi_25_7, stg1_6, \ + stg1_7, stp1_19, stp1_28); \ + MULTIPLICATION_AND_ADD_2(lo_5_27, hi_5_27, stg1_8, \ + stg1_9, stp1_20, stp1_27); \ + MULTIPLICATION_AND_ADD_2(lo_29_3, hi_29_3, stg1_14, \ + stg1_15, stp1_23, stp1_24); \ +} \ +\ +/* Stage2 */ \ +{ \ + const __m128i zero = _mm_setzero_si128();\ + const __m128i lo_2_30 = _mm_unpacklo_epi16(in[2], zero); \ + const __m128i hi_2_30 = _mm_unpackhi_epi16(in[2], zero); \ + \ + const __m128i lo_26_6 = _mm_unpacklo_epi16(zero, in[6]); \ + const __m128i hi_26_6 = _mm_unpackhi_epi16(zero, in[6]); \ + \ + MULTIPLICATION_AND_ADD_2(lo_2_30, hi_2_30, stg2_0, \ + stg2_1, stp2_8, stp2_15); \ + MULTIPLICATION_AND_ADD_2(lo_26_6, hi_26_6, stg2_6, \ + stg2_7, stp2_11, stp2_12); \ + \ + stp2_16 = stp1_16; \ + stp2_19 = stp1_19; \ + \ + stp2_20 = stp1_20; \ + stp2_23 = stp1_23; \ + \ + stp2_24 = stp1_24; \ + stp2_27 = stp1_27; \ + \ + stp2_28 = stp1_28; \ + stp2_31 = stp1_31; \ +} \ +\ +/* Stage3 */ \ +{ \ + const __m128i zero = _mm_setzero_si128();\ + const __m128i lo_4_28 = _mm_unpacklo_epi16(in[4], zero); \ + const __m128i hi_4_28 = _mm_unpackhi_epi16(in[4], zero); \ + \ + const __m128i lo_17_30 = _mm_unpacklo_epi16(stp1_16, stp1_31); \ + const __m128i hi_17_30 = _mm_unpackhi_epi16(stp1_16, stp1_31); \ + const __m128i lo_18_29 = _mm_unpacklo_epi16(stp1_19, stp1_28); \ + const __m128i hi_18_29 = _mm_unpackhi_epi16(stp1_19, stp1_28); \ + \ + const __m128i lo_21_26 = _mm_unpacklo_epi16(stp1_20, stp1_27); \ + const __m128i hi_21_26 = _mm_unpackhi_epi16(stp1_20, stp1_27); \ + const __m128i lo_22_25 = _mm_unpacklo_epi16(stp1_23, stp1_24); \ + const __m128i hi_22_25 = _mm_unpackhi_epi16(stp1_23, stp2_24); \ + \ + MULTIPLICATION_AND_ADD_2(lo_4_28, hi_4_28, stg3_0, \ + stg3_1, stp1_4, stp1_7); \ + \ + stp1_8 = stp2_8; \ + stp1_11 = stp2_11; \ + stp1_12 = stp2_12; \ + stp1_15 = stp2_15; \ + \ + MULTIPLICATION_AND_ADD(lo_17_30, hi_17_30, lo_18_29, hi_18_29, stg3_4, \ + stg3_5, stg3_6, stg3_4, stp1_17, stp1_30, \ + stp1_18, stp1_29) \ + MULTIPLICATION_AND_ADD(lo_21_26, hi_21_26, lo_22_25, hi_22_25, stg3_8, \ + stg3_9, stg3_10, stg3_8, stp1_21, stp1_26, \ + stp1_22, stp1_25) \ + \ + stp1_16 = stp2_16; \ + stp1_31 = stp2_31; \ + stp1_19 = stp2_19; \ + stp1_20 = stp2_20; \ + stp1_23 = stp2_23; \ + stp1_24 = stp2_24; \ + stp1_27 = stp2_27; \ + stp1_28 = stp2_28; \ +} \ +\ +/* Stage4 */ \ +{ \ + const __m128i zero = _mm_setzero_si128();\ + const __m128i lo_0_16 = _mm_unpacklo_epi16(in[0], zero); \ + const __m128i hi_0_16 = _mm_unpackhi_epi16(in[0], zero); \ + \ + const __m128i lo_9_14 = _mm_unpacklo_epi16(stp2_8, stp2_15); \ + const __m128i hi_9_14 = _mm_unpackhi_epi16(stp2_8, stp2_15); \ + const __m128i lo_10_13 = _mm_unpacklo_epi16(stp2_11, stp2_12); \ + const __m128i hi_10_13 = _mm_unpackhi_epi16(stp2_11, stp2_12); \ + \ + MULTIPLICATION_AND_ADD_2(lo_0_16, hi_0_16, stg4_0, \ + stg4_1, stp2_0, stp2_1); \ + \ + stp2_4 = stp1_4; \ + stp2_5 = stp1_4; \ + stp2_6 = stp1_7; \ + stp2_7 = stp1_7; \ + \ + MULTIPLICATION_AND_ADD(lo_9_14, hi_9_14, lo_10_13, hi_10_13, stg4_4, \ + stg4_5, stg4_6, stg4_4, stp2_9, stp2_14, \ + stp2_10, stp2_13) \ + \ + stp2_8 = stp1_8; \ + stp2_15 = stp1_15; \ + stp2_11 = stp1_11; \ + stp2_12 = stp1_12; \ + \ + stp2_16 = _mm_add_epi16(stp1_16, stp1_19); \ + stp2_17 = _mm_add_epi16(stp1_17, stp1_18); \ + stp2_18 = _mm_sub_epi16(stp1_17, stp1_18); \ + stp2_19 = _mm_sub_epi16(stp1_16, stp1_19); \ + stp2_20 = _mm_sub_epi16(stp1_23, stp1_20); \ + stp2_21 = _mm_sub_epi16(stp1_22, stp1_21); \ + stp2_22 = _mm_add_epi16(stp1_22, stp1_21); \ + stp2_23 = _mm_add_epi16(stp1_23, stp1_20); \ + \ + stp2_24 = _mm_add_epi16(stp1_24, stp1_27); \ + stp2_25 = _mm_add_epi16(stp1_25, stp1_26); \ + stp2_26 = _mm_sub_epi16(stp1_25, stp1_26); \ + stp2_27 = _mm_sub_epi16(stp1_24, stp1_27); \ + stp2_28 = _mm_sub_epi16(stp1_31, stp1_28); \ + stp2_29 = _mm_sub_epi16(stp1_30, stp1_29); \ + stp2_30 = _mm_add_epi16(stp1_29, stp1_30); \ + stp2_31 = _mm_add_epi16(stp1_28, stp1_31); \ +} \ +\ +/* Stage5 */ \ +{ \ + const __m128i lo_6_5 = _mm_unpacklo_epi16(stp2_6, stp2_5); \ + const __m128i hi_6_5 = _mm_unpackhi_epi16(stp2_6, stp2_5); \ + const __m128i lo_18_29 = _mm_unpacklo_epi16(stp2_18, stp2_29); \ + const __m128i hi_18_29 = _mm_unpackhi_epi16(stp2_18, stp2_29); \ + \ + const __m128i lo_19_28 = _mm_unpacklo_epi16(stp2_19, stp2_28); \ + const __m128i hi_19_28 = _mm_unpackhi_epi16(stp2_19, stp2_28); \ + const __m128i lo_20_27 = _mm_unpacklo_epi16(stp2_20, stp2_27); \ + const __m128i hi_20_27 = _mm_unpackhi_epi16(stp2_20, stp2_27); \ + \ + const __m128i lo_21_26 = _mm_unpacklo_epi16(stp2_21, stp2_26); \ + const __m128i hi_21_26 = _mm_unpackhi_epi16(stp2_21, stp2_26); \ + \ + stp1_0 = stp2_0; \ + stp1_1 = stp2_1; \ + stp1_2 = stp2_1; \ + stp1_3 = stp2_0; \ + \ + tmp0 = _mm_madd_epi16(lo_6_5, stg4_1); \ + tmp1 = _mm_madd_epi16(hi_6_5, stg4_1); \ + tmp2 = _mm_madd_epi16(lo_6_5, stg4_0); \ + tmp3 = _mm_madd_epi16(hi_6_5, stg4_0); \ + \ + tmp0 = _mm_add_epi32(tmp0, rounding); \ + tmp1 = _mm_add_epi32(tmp1, rounding); \ + tmp2 = _mm_add_epi32(tmp2, rounding); \ + tmp3 = _mm_add_epi32(tmp3, rounding); \ + \ + tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); \ + tmp1 = _mm_srai_epi32(tmp1, DCT_CONST_BITS); \ + tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); \ + tmp3 = _mm_srai_epi32(tmp3, DCT_CONST_BITS); \ + \ + stp1_5 = _mm_packs_epi32(tmp0, tmp1); \ + stp1_6 = _mm_packs_epi32(tmp2, tmp3); \ + \ + stp1_4 = stp2_4; \ + stp1_7 = stp2_7; \ + \ + stp1_8 = _mm_add_epi16(stp2_8, stp2_11); \ + stp1_9 = _mm_add_epi16(stp2_9, stp2_10); \ + stp1_10 = _mm_sub_epi16(stp2_9, stp2_10); \ + stp1_11 = _mm_sub_epi16(stp2_8, stp2_11); \ + stp1_12 = _mm_sub_epi16(stp2_15, stp2_12); \ + stp1_13 = _mm_sub_epi16(stp2_14, stp2_13); \ + stp1_14 = _mm_add_epi16(stp2_14, stp2_13); \ + stp1_15 = _mm_add_epi16(stp2_15, stp2_12); \ + \ + stp1_16 = stp2_16; \ + stp1_17 = stp2_17; \ + \ + MULTIPLICATION_AND_ADD(lo_18_29, hi_18_29, lo_19_28, hi_19_28, stg4_4, \ + stg4_5, stg4_4, stg4_5, stp1_18, stp1_29, \ + stp1_19, stp1_28) \ + MULTIPLICATION_AND_ADD(lo_20_27, hi_20_27, lo_21_26, hi_21_26, stg4_6, \ + stg4_4, stg4_6, stg4_4, stp1_20, stp1_27, \ + stp1_21, stp1_26) \ + \ + stp1_22 = stp2_22; \ + stp1_23 = stp2_23; \ + stp1_24 = stp2_24; \ + stp1_25 = stp2_25; \ + stp1_30 = stp2_30; \ + stp1_31 = stp2_31; \ +} \ +\ +/* Stage6 */ \ +{ \ + const __m128i lo_10_13 = _mm_unpacklo_epi16(stp1_10, stp1_13); \ + const __m128i hi_10_13 = _mm_unpackhi_epi16(stp1_10, stp1_13); \ + const __m128i lo_11_12 = _mm_unpacklo_epi16(stp1_11, stp1_12); \ + const __m128i hi_11_12 = _mm_unpackhi_epi16(stp1_11, stp1_12); \ + \ + stp2_0 = _mm_add_epi16(stp1_0, stp1_7); \ + stp2_1 = _mm_add_epi16(stp1_1, stp1_6); \ + stp2_2 = _mm_add_epi16(stp1_2, stp1_5); \ + stp2_3 = _mm_add_epi16(stp1_3, stp1_4); \ + stp2_4 = _mm_sub_epi16(stp1_3, stp1_4); \ + stp2_5 = _mm_sub_epi16(stp1_2, stp1_5); \ + stp2_6 = _mm_sub_epi16(stp1_1, stp1_6); \ + stp2_7 = _mm_sub_epi16(stp1_0, stp1_7); \ + \ + stp2_8 = stp1_8; \ + stp2_9 = stp1_9; \ + stp2_14 = stp1_14; \ + stp2_15 = stp1_15; \ + \ + MULTIPLICATION_AND_ADD(lo_10_13, hi_10_13, lo_11_12, hi_11_12, \ + stg6_0, stg4_0, stg6_0, stg4_0, stp2_10, \ + stp2_13, stp2_11, stp2_12) \ + \ + stp2_16 = _mm_add_epi16(stp1_16, stp1_23); \ + stp2_17 = _mm_add_epi16(stp1_17, stp1_22); \ + stp2_18 = _mm_add_epi16(stp1_18, stp1_21); \ + stp2_19 = _mm_add_epi16(stp1_19, stp1_20); \ + stp2_20 = _mm_sub_epi16(stp1_19, stp1_20); \ + stp2_21 = _mm_sub_epi16(stp1_18, stp1_21); \ + stp2_22 = _mm_sub_epi16(stp1_17, stp1_22); \ + stp2_23 = _mm_sub_epi16(stp1_16, stp1_23); \ + \ + stp2_24 = _mm_sub_epi16(stp1_31, stp1_24); \ + stp2_25 = _mm_sub_epi16(stp1_30, stp1_25); \ + stp2_26 = _mm_sub_epi16(stp1_29, stp1_26); \ + stp2_27 = _mm_sub_epi16(stp1_28, stp1_27); \ + stp2_28 = _mm_add_epi16(stp1_27, stp1_28); \ + stp2_29 = _mm_add_epi16(stp1_26, stp1_29); \ + stp2_30 = _mm_add_epi16(stp1_25, stp1_30); \ + stp2_31 = _mm_add_epi16(stp1_24, stp1_31); \ +} \ +\ +/* Stage7 */ \ +{ \ + const __m128i lo_20_27 = _mm_unpacklo_epi16(stp2_20, stp2_27); \ + const __m128i hi_20_27 = _mm_unpackhi_epi16(stp2_20, stp2_27); \ + const __m128i lo_21_26 = _mm_unpacklo_epi16(stp2_21, stp2_26); \ + const __m128i hi_21_26 = _mm_unpackhi_epi16(stp2_21, stp2_26); \ + \ + const __m128i lo_22_25 = _mm_unpacklo_epi16(stp2_22, stp2_25); \ + const __m128i hi_22_25 = _mm_unpackhi_epi16(stp2_22, stp2_25); \ + const __m128i lo_23_24 = _mm_unpacklo_epi16(stp2_23, stp2_24); \ + const __m128i hi_23_24 = _mm_unpackhi_epi16(stp2_23, stp2_24); \ + \ + stp1_0 = _mm_add_epi16(stp2_0, stp2_15); \ + stp1_1 = _mm_add_epi16(stp2_1, stp2_14); \ + stp1_2 = _mm_add_epi16(stp2_2, stp2_13); \ + stp1_3 = _mm_add_epi16(stp2_3, stp2_12); \ + stp1_4 = _mm_add_epi16(stp2_4, stp2_11); \ + stp1_5 = _mm_add_epi16(stp2_5, stp2_10); \ + stp1_6 = _mm_add_epi16(stp2_6, stp2_9); \ + stp1_7 = _mm_add_epi16(stp2_7, stp2_8); \ + stp1_8 = _mm_sub_epi16(stp2_7, stp2_8); \ + stp1_9 = _mm_sub_epi16(stp2_6, stp2_9); \ + stp1_10 = _mm_sub_epi16(stp2_5, stp2_10); \ + stp1_11 = _mm_sub_epi16(stp2_4, stp2_11); \ + stp1_12 = _mm_sub_epi16(stp2_3, stp2_12); \ + stp1_13 = _mm_sub_epi16(stp2_2, stp2_13); \ + stp1_14 = _mm_sub_epi16(stp2_1, stp2_14); \ + stp1_15 = _mm_sub_epi16(stp2_0, stp2_15); \ + \ + stp1_16 = stp2_16; \ + stp1_17 = stp2_17; \ + stp1_18 = stp2_18; \ + stp1_19 = stp2_19; \ + \ + MULTIPLICATION_AND_ADD(lo_20_27, hi_20_27, lo_21_26, hi_21_26, stg6_0, \ + stg4_0, stg6_0, stg4_0, stp1_20, stp1_27, \ + stp1_21, stp1_26) \ + MULTIPLICATION_AND_ADD(lo_22_25, hi_22_25, lo_23_24, hi_23_24, stg6_0, \ + stg4_0, stg6_0, stg4_0, stp1_22, stp1_25, \ + stp1_23, stp1_24) \ + \ + stp1_28 = stp2_28; \ + stp1_29 = stp2_29; \ + stp1_30 = stp2_30; \ + stp1_31 = stp2_31; \ +} + + +#define IDCT32 \ +/* Stage1 */ \ +{ \ + const __m128i lo_1_31 = _mm_unpacklo_epi16(in[1], in[31]); \ + const __m128i hi_1_31 = _mm_unpackhi_epi16(in[1], in[31]); \ + const __m128i lo_17_15 = _mm_unpacklo_epi16(in[17], in[15]); \ + const __m128i hi_17_15 = _mm_unpackhi_epi16(in[17], in[15]); \ + \ + const __m128i lo_9_23 = _mm_unpacklo_epi16(in[9], in[23]); \ + const __m128i hi_9_23 = _mm_unpackhi_epi16(in[9], in[23]); \ + const __m128i lo_25_7= _mm_unpacklo_epi16(in[25], in[7]); \ + const __m128i hi_25_7 = _mm_unpackhi_epi16(in[25], in[7]); \ + \ + const __m128i lo_5_27 = _mm_unpacklo_epi16(in[5], in[27]); \ + const __m128i hi_5_27 = _mm_unpackhi_epi16(in[5], in[27]); \ + const __m128i lo_21_11 = _mm_unpacklo_epi16(in[21], in[11]); \ + const __m128i hi_21_11 = _mm_unpackhi_epi16(in[21], in[11]); \ + \ + const __m128i lo_13_19 = _mm_unpacklo_epi16(in[13], in[19]); \ + const __m128i hi_13_19 = _mm_unpackhi_epi16(in[13], in[19]); \ + const __m128i lo_29_3 = _mm_unpacklo_epi16(in[29], in[3]); \ + const __m128i hi_29_3 = _mm_unpackhi_epi16(in[29], in[3]); \ + \ + MULTIPLICATION_AND_ADD(lo_1_31, hi_1_31, lo_17_15, hi_17_15, stg1_0, \ + stg1_1, stg1_2, stg1_3, stp1_16, stp1_31, \ + stp1_17, stp1_30) \ + MULTIPLICATION_AND_ADD(lo_9_23, hi_9_23, lo_25_7, hi_25_7, stg1_4, \ + stg1_5, stg1_6, stg1_7, stp1_18, stp1_29, \ + stp1_19, stp1_28) \ + MULTIPLICATION_AND_ADD(lo_5_27, hi_5_27, lo_21_11, hi_21_11, stg1_8, \ + stg1_9, stg1_10, stg1_11, stp1_20, stp1_27, \ + stp1_21, stp1_26) \ + MULTIPLICATION_AND_ADD(lo_13_19, hi_13_19, lo_29_3, hi_29_3, stg1_12, \ + stg1_13, stg1_14, stg1_15, stp1_22, stp1_25, \ + stp1_23, stp1_24) \ +} \ +\ +/* Stage2 */ \ +{ \ + const __m128i lo_2_30 = _mm_unpacklo_epi16(in[2], in[30]); \ + const __m128i hi_2_30 = _mm_unpackhi_epi16(in[2], in[30]); \ + const __m128i lo_18_14 = _mm_unpacklo_epi16(in[18], in[14]); \ + const __m128i hi_18_14 = _mm_unpackhi_epi16(in[18], in[14]); \ + \ + const __m128i lo_10_22 = _mm_unpacklo_epi16(in[10], in[22]); \ + const __m128i hi_10_22 = _mm_unpackhi_epi16(in[10], in[22]); \ + const __m128i lo_26_6 = _mm_unpacklo_epi16(in[26], in[6]); \ + const __m128i hi_26_6 = _mm_unpackhi_epi16(in[26], in[6]); \ + \ + MULTIPLICATION_AND_ADD(lo_2_30, hi_2_30, lo_18_14, hi_18_14, stg2_0, \ + stg2_1, stg2_2, stg2_3, stp2_8, stp2_15, stp2_9, \ + stp2_14) \ + MULTIPLICATION_AND_ADD(lo_10_22, hi_10_22, lo_26_6, hi_26_6, stg2_4, \ + stg2_5, stg2_6, stg2_7, stp2_10, stp2_13, \ + stp2_11, stp2_12) \ + \ + stp2_16 = _mm_add_epi16(stp1_16, stp1_17); \ + stp2_17 = _mm_sub_epi16(stp1_16, stp1_17); \ + stp2_18 = _mm_sub_epi16(stp1_19, stp1_18); \ + stp2_19 = _mm_add_epi16(stp1_19, stp1_18); \ + \ + stp2_20 = _mm_add_epi16(stp1_20, stp1_21); \ + stp2_21 = _mm_sub_epi16(stp1_20, stp1_21); \ + stp2_22 = _mm_sub_epi16(stp1_23, stp1_22); \ + stp2_23 = _mm_add_epi16(stp1_23, stp1_22); \ + \ + stp2_24 = _mm_add_epi16(stp1_24, stp1_25); \ + stp2_25 = _mm_sub_epi16(stp1_24, stp1_25); \ + stp2_26 = _mm_sub_epi16(stp1_27, stp1_26); \ + stp2_27 = _mm_add_epi16(stp1_27, stp1_26); \ + \ + stp2_28 = _mm_add_epi16(stp1_28, stp1_29); \ + stp2_29 = _mm_sub_epi16(stp1_28, stp1_29); \ + stp2_30 = _mm_sub_epi16(stp1_31, stp1_30); \ + stp2_31 = _mm_add_epi16(stp1_31, stp1_30); \ +} \ +\ +/* Stage3 */ \ +{ \ + const __m128i lo_4_28 = _mm_unpacklo_epi16(in[4], in[28]); \ + const __m128i hi_4_28 = _mm_unpackhi_epi16(in[4], in[28]); \ + const __m128i lo_20_12 = _mm_unpacklo_epi16(in[20], in[12]); \ + const __m128i hi_20_12 = _mm_unpackhi_epi16(in[20], in[12]); \ + \ + const __m128i lo_17_30 = _mm_unpacklo_epi16(stp2_17, stp2_30); \ + const __m128i hi_17_30 = _mm_unpackhi_epi16(stp2_17, stp2_30); \ + const __m128i lo_18_29 = _mm_unpacklo_epi16(stp2_18, stp2_29); \ + const __m128i hi_18_29 = _mm_unpackhi_epi16(stp2_18, stp2_29); \ + \ + const __m128i lo_21_26 = _mm_unpacklo_epi16(stp2_21, stp2_26); \ + const __m128i hi_21_26 = _mm_unpackhi_epi16(stp2_21, stp2_26); \ + const __m128i lo_22_25 = _mm_unpacklo_epi16(stp2_22, stp2_25); \ + const __m128i hi_22_25 = _mm_unpackhi_epi16(stp2_22, stp2_25); \ + \ + MULTIPLICATION_AND_ADD(lo_4_28, hi_4_28, lo_20_12, hi_20_12, stg3_0, \ + stg3_1, stg3_2, stg3_3, stp1_4, stp1_7, stp1_5, \ + stp1_6) \ + \ + stp1_8 = _mm_add_epi16(stp2_8, stp2_9); \ + stp1_9 = _mm_sub_epi16(stp2_8, stp2_9); \ + stp1_10 = _mm_sub_epi16(stp2_11, stp2_10); \ + stp1_11 = _mm_add_epi16(stp2_11, stp2_10); \ + stp1_12 = _mm_add_epi16(stp2_12, stp2_13); \ + stp1_13 = _mm_sub_epi16(stp2_12, stp2_13); \ + stp1_14 = _mm_sub_epi16(stp2_15, stp2_14); \ + stp1_15 = _mm_add_epi16(stp2_15, stp2_14); \ + \ + MULTIPLICATION_AND_ADD(lo_17_30, hi_17_30, lo_18_29, hi_18_29, stg3_4, \ + stg3_5, stg3_6, stg3_4, stp1_17, stp1_30, \ + stp1_18, stp1_29) \ + MULTIPLICATION_AND_ADD(lo_21_26, hi_21_26, lo_22_25, hi_22_25, stg3_8, \ + stg3_9, stg3_10, stg3_8, stp1_21, stp1_26, \ + stp1_22, stp1_25) \ + \ + stp1_16 = stp2_16; \ + stp1_31 = stp2_31; \ + stp1_19 = stp2_19; \ + stp1_20 = stp2_20; \ + stp1_23 = stp2_23; \ + stp1_24 = stp2_24; \ + stp1_27 = stp2_27; \ + stp1_28 = stp2_28; \ +} \ +\ +/* Stage4 */ \ +{ \ + const __m128i lo_0_16 = _mm_unpacklo_epi16(in[0], in[16]); \ + const __m128i hi_0_16 = _mm_unpackhi_epi16(in[0], in[16]); \ + const __m128i lo_8_24 = _mm_unpacklo_epi16(in[8], in[24]); \ + const __m128i hi_8_24 = _mm_unpackhi_epi16(in[8], in[24]); \ + \ + const __m128i lo_9_14 = _mm_unpacklo_epi16(stp1_9, stp1_14); \ + const __m128i hi_9_14 = _mm_unpackhi_epi16(stp1_9, stp1_14); \ + const __m128i lo_10_13 = _mm_unpacklo_epi16(stp1_10, stp1_13); \ + const __m128i hi_10_13 = _mm_unpackhi_epi16(stp1_10, stp1_13); \ + \ + MULTIPLICATION_AND_ADD(lo_0_16, hi_0_16, lo_8_24, hi_8_24, stg4_0, \ + stg4_1, stg4_2, stg4_3, stp2_0, stp2_1, \ + stp2_2, stp2_3) \ + \ + stp2_4 = _mm_add_epi16(stp1_4, stp1_5); \ + stp2_5 = _mm_sub_epi16(stp1_4, stp1_5); \ + stp2_6 = _mm_sub_epi16(stp1_7, stp1_6); \ + stp2_7 = _mm_add_epi16(stp1_7, stp1_6); \ + \ + MULTIPLICATION_AND_ADD(lo_9_14, hi_9_14, lo_10_13, hi_10_13, stg4_4, \ + stg4_5, stg4_6, stg4_4, stp2_9, stp2_14, \ + stp2_10, stp2_13) \ + \ + stp2_8 = stp1_8; \ + stp2_15 = stp1_15; \ + stp2_11 = stp1_11; \ + stp2_12 = stp1_12; \ + \ + stp2_16 = _mm_add_epi16(stp1_16, stp1_19); \ + stp2_17 = _mm_add_epi16(stp1_17, stp1_18); \ + stp2_18 = _mm_sub_epi16(stp1_17, stp1_18); \ + stp2_19 = _mm_sub_epi16(stp1_16, stp1_19); \ + stp2_20 = _mm_sub_epi16(stp1_23, stp1_20); \ + stp2_21 = _mm_sub_epi16(stp1_22, stp1_21); \ + stp2_22 = _mm_add_epi16(stp1_22, stp1_21); \ + stp2_23 = _mm_add_epi16(stp1_23, stp1_20); \ + \ + stp2_24 = _mm_add_epi16(stp1_24, stp1_27); \ + stp2_25 = _mm_add_epi16(stp1_25, stp1_26); \ + stp2_26 = _mm_sub_epi16(stp1_25, stp1_26); \ + stp2_27 = _mm_sub_epi16(stp1_24, stp1_27); \ + stp2_28 = _mm_sub_epi16(stp1_31, stp1_28); \ + stp2_29 = _mm_sub_epi16(stp1_30, stp1_29); \ + stp2_30 = _mm_add_epi16(stp1_29, stp1_30); \ + stp2_31 = _mm_add_epi16(stp1_28, stp1_31); \ +} \ +\ +/* Stage5 */ \ +{ \ + const __m128i lo_6_5 = _mm_unpacklo_epi16(stp2_6, stp2_5); \ + const __m128i hi_6_5 = _mm_unpackhi_epi16(stp2_6, stp2_5); \ + const __m128i lo_18_29 = _mm_unpacklo_epi16(stp2_18, stp2_29); \ + const __m128i hi_18_29 = _mm_unpackhi_epi16(stp2_18, stp2_29); \ + \ + const __m128i lo_19_28 = _mm_unpacklo_epi16(stp2_19, stp2_28); \ + const __m128i hi_19_28 = _mm_unpackhi_epi16(stp2_19, stp2_28); \ + const __m128i lo_20_27 = _mm_unpacklo_epi16(stp2_20, stp2_27); \ + const __m128i hi_20_27 = _mm_unpackhi_epi16(stp2_20, stp2_27); \ + \ + const __m128i lo_21_26 = _mm_unpacklo_epi16(stp2_21, stp2_26); \ + const __m128i hi_21_26 = _mm_unpackhi_epi16(stp2_21, stp2_26); \ + \ + stp1_0 = _mm_add_epi16(stp2_0, stp2_3); \ + stp1_1 = _mm_add_epi16(stp2_1, stp2_2); \ + stp1_2 = _mm_sub_epi16(stp2_1, stp2_2); \ + stp1_3 = _mm_sub_epi16(stp2_0, stp2_3); \ + \ + tmp0 = _mm_madd_epi16(lo_6_5, stg4_1); \ + tmp1 = _mm_madd_epi16(hi_6_5, stg4_1); \ + tmp2 = _mm_madd_epi16(lo_6_5, stg4_0); \ + tmp3 = _mm_madd_epi16(hi_6_5, stg4_0); \ + \ + tmp0 = _mm_add_epi32(tmp0, rounding); \ + tmp1 = _mm_add_epi32(tmp1, rounding); \ + tmp2 = _mm_add_epi32(tmp2, rounding); \ + tmp3 = _mm_add_epi32(tmp3, rounding); \ + \ + tmp0 = _mm_srai_epi32(tmp0, DCT_CONST_BITS); \ + tmp1 = _mm_srai_epi32(tmp1, DCT_CONST_BITS); \ + tmp2 = _mm_srai_epi32(tmp2, DCT_CONST_BITS); \ + tmp3 = _mm_srai_epi32(tmp3, DCT_CONST_BITS); \ + \ + stp1_5 = _mm_packs_epi32(tmp0, tmp1); \ + stp1_6 = _mm_packs_epi32(tmp2, tmp3); \ + \ + stp1_4 = stp2_4; \ + stp1_7 = stp2_7; \ + \ + stp1_8 = _mm_add_epi16(stp2_8, stp2_11); \ + stp1_9 = _mm_add_epi16(stp2_9, stp2_10); \ + stp1_10 = _mm_sub_epi16(stp2_9, stp2_10); \ + stp1_11 = _mm_sub_epi16(stp2_8, stp2_11); \ + stp1_12 = _mm_sub_epi16(stp2_15, stp2_12); \ + stp1_13 = _mm_sub_epi16(stp2_14, stp2_13); \ + stp1_14 = _mm_add_epi16(stp2_14, stp2_13); \ + stp1_15 = _mm_add_epi16(stp2_15, stp2_12); \ + \ + stp1_16 = stp2_16; \ + stp1_17 = stp2_17; \ + \ + MULTIPLICATION_AND_ADD(lo_18_29, hi_18_29, lo_19_28, hi_19_28, stg4_4, \ + stg4_5, stg4_4, stg4_5, stp1_18, stp1_29, \ + stp1_19, stp1_28) \ + MULTIPLICATION_AND_ADD(lo_20_27, hi_20_27, lo_21_26, hi_21_26, stg4_6, \ + stg4_4, stg4_6, stg4_4, stp1_20, stp1_27, \ + stp1_21, stp1_26) \ + \ + stp1_22 = stp2_22; \ + stp1_23 = stp2_23; \ + stp1_24 = stp2_24; \ + stp1_25 = stp2_25; \ + stp1_30 = stp2_30; \ + stp1_31 = stp2_31; \ +} \ +\ +/* Stage6 */ \ +{ \ + const __m128i lo_10_13 = _mm_unpacklo_epi16(stp1_10, stp1_13); \ + const __m128i hi_10_13 = _mm_unpackhi_epi16(stp1_10, stp1_13); \ + const __m128i lo_11_12 = _mm_unpacklo_epi16(stp1_11, stp1_12); \ + const __m128i hi_11_12 = _mm_unpackhi_epi16(stp1_11, stp1_12); \ + \ + stp2_0 = _mm_add_epi16(stp1_0, stp1_7); \ + stp2_1 = _mm_add_epi16(stp1_1, stp1_6); \ + stp2_2 = _mm_add_epi16(stp1_2, stp1_5); \ + stp2_3 = _mm_add_epi16(stp1_3, stp1_4); \ + stp2_4 = _mm_sub_epi16(stp1_3, stp1_4); \ + stp2_5 = _mm_sub_epi16(stp1_2, stp1_5); \ + stp2_6 = _mm_sub_epi16(stp1_1, stp1_6); \ + stp2_7 = _mm_sub_epi16(stp1_0, stp1_7); \ + \ + stp2_8 = stp1_8; \ + stp2_9 = stp1_9; \ + stp2_14 = stp1_14; \ + stp2_15 = stp1_15; \ + \ + MULTIPLICATION_AND_ADD(lo_10_13, hi_10_13, lo_11_12, hi_11_12, \ + stg6_0, stg4_0, stg6_0, stg4_0, stp2_10, \ + stp2_13, stp2_11, stp2_12) \ + \ + stp2_16 = _mm_add_epi16(stp1_16, stp1_23); \ + stp2_17 = _mm_add_epi16(stp1_17, stp1_22); \ + stp2_18 = _mm_add_epi16(stp1_18, stp1_21); \ + stp2_19 = _mm_add_epi16(stp1_19, stp1_20); \ + stp2_20 = _mm_sub_epi16(stp1_19, stp1_20); \ + stp2_21 = _mm_sub_epi16(stp1_18, stp1_21); \ + stp2_22 = _mm_sub_epi16(stp1_17, stp1_22); \ + stp2_23 = _mm_sub_epi16(stp1_16, stp1_23); \ + \ + stp2_24 = _mm_sub_epi16(stp1_31, stp1_24); \ + stp2_25 = _mm_sub_epi16(stp1_30, stp1_25); \ + stp2_26 = _mm_sub_epi16(stp1_29, stp1_26); \ + stp2_27 = _mm_sub_epi16(stp1_28, stp1_27); \ + stp2_28 = _mm_add_epi16(stp1_27, stp1_28); \ + stp2_29 = _mm_add_epi16(stp1_26, stp1_29); \ + stp2_30 = _mm_add_epi16(stp1_25, stp1_30); \ + stp2_31 = _mm_add_epi16(stp1_24, stp1_31); \ +} \ +\ +/* Stage7 */ \ +{ \ + const __m128i lo_20_27 = _mm_unpacklo_epi16(stp2_20, stp2_27); \ + const __m128i hi_20_27 = _mm_unpackhi_epi16(stp2_20, stp2_27); \ + const __m128i lo_21_26 = _mm_unpacklo_epi16(stp2_21, stp2_26); \ + const __m128i hi_21_26 = _mm_unpackhi_epi16(stp2_21, stp2_26); \ + \ + const __m128i lo_22_25 = _mm_unpacklo_epi16(stp2_22, stp2_25); \ + const __m128i hi_22_25 = _mm_unpackhi_epi16(stp2_22, stp2_25); \ + const __m128i lo_23_24 = _mm_unpacklo_epi16(stp2_23, stp2_24); \ + const __m128i hi_23_24 = _mm_unpackhi_epi16(stp2_23, stp2_24); \ + \ + stp1_0 = _mm_add_epi16(stp2_0, stp2_15); \ + stp1_1 = _mm_add_epi16(stp2_1, stp2_14); \ + stp1_2 = _mm_add_epi16(stp2_2, stp2_13); \ + stp1_3 = _mm_add_epi16(stp2_3, stp2_12); \ + stp1_4 = _mm_add_epi16(stp2_4, stp2_11); \ + stp1_5 = _mm_add_epi16(stp2_5, stp2_10); \ + stp1_6 = _mm_add_epi16(stp2_6, stp2_9); \ + stp1_7 = _mm_add_epi16(stp2_7, stp2_8); \ + stp1_8 = _mm_sub_epi16(stp2_7, stp2_8); \ + stp1_9 = _mm_sub_epi16(stp2_6, stp2_9); \ + stp1_10 = _mm_sub_epi16(stp2_5, stp2_10); \ + stp1_11 = _mm_sub_epi16(stp2_4, stp2_11); \ + stp1_12 = _mm_sub_epi16(stp2_3, stp2_12); \ + stp1_13 = _mm_sub_epi16(stp2_2, stp2_13); \ + stp1_14 = _mm_sub_epi16(stp2_1, stp2_14); \ + stp1_15 = _mm_sub_epi16(stp2_0, stp2_15); \ + \ + stp1_16 = stp2_16; \ + stp1_17 = stp2_17; \ + stp1_18 = stp2_18; \ + stp1_19 = stp2_19; \ + \ + MULTIPLICATION_AND_ADD(lo_20_27, hi_20_27, lo_21_26, hi_21_26, stg6_0, \ + stg4_0, stg6_0, stg4_0, stp1_20, stp1_27, \ + stp1_21, stp1_26) \ + MULTIPLICATION_AND_ADD(lo_22_25, hi_22_25, lo_23_24, hi_23_24, stg6_0, \ + stg4_0, stg6_0, stg4_0, stp1_22, stp1_25, \ + stp1_23, stp1_24) \ + \ + stp1_28 = stp2_28; \ + stp1_29 = stp2_29; \ + stp1_30 = stp2_30; \ + stp1_31 = stp2_31; \ +} + +// Only upper-left 8x8 has non-zero coeff +void vp9_idct32x32_34_add_sse2(const int16_t *input, uint8_t *dest, + int stride) { + const __m128i rounding = _mm_set1_epi32(DCT_CONST_ROUNDING); + const __m128i final_rounding = _mm_set1_epi16(1<<5); + + // idct constants for each stage + const __m128i stg1_0 = pair_set_epi16(cospi_31_64, -cospi_1_64); + const __m128i stg1_1 = pair_set_epi16(cospi_1_64, cospi_31_64); + const __m128i stg1_6 = pair_set_epi16(cospi_7_64, -cospi_25_64); + const __m128i stg1_7 = pair_set_epi16(cospi_25_64, cospi_7_64); + const __m128i stg1_8 = pair_set_epi16(cospi_27_64, -cospi_5_64); + const __m128i stg1_9 = pair_set_epi16(cospi_5_64, cospi_27_64); + const __m128i stg1_14 = pair_set_epi16(cospi_3_64, -cospi_29_64); + const __m128i stg1_15 = pair_set_epi16(cospi_29_64, cospi_3_64); + + const __m128i stg2_0 = pair_set_epi16(cospi_30_64, -cospi_2_64); + const __m128i stg2_1 = pair_set_epi16(cospi_2_64, cospi_30_64); + const __m128i stg2_6 = pair_set_epi16(cospi_6_64, -cospi_26_64); + const __m128i stg2_7 = pair_set_epi16(cospi_26_64, cospi_6_64); + + const __m128i stg3_0 = pair_set_epi16(cospi_28_64, -cospi_4_64); + const __m128i stg3_1 = pair_set_epi16(cospi_4_64, cospi_28_64); + const __m128i stg3_4 = pair_set_epi16(-cospi_4_64, cospi_28_64); + const __m128i stg3_5 = pair_set_epi16(cospi_28_64, cospi_4_64); + const __m128i stg3_6 = pair_set_epi16(-cospi_28_64, -cospi_4_64); + const __m128i stg3_8 = pair_set_epi16(-cospi_20_64, cospi_12_64); + const __m128i stg3_9 = pair_set_epi16(cospi_12_64, cospi_20_64); + const __m128i stg3_10 = pair_set_epi16(-cospi_12_64, -cospi_20_64); + + const __m128i stg4_0 = pair_set_epi16(cospi_16_64, cospi_16_64); + const __m128i stg4_1 = pair_set_epi16(cospi_16_64, -cospi_16_64); + const __m128i stg4_4 = pair_set_epi16(-cospi_8_64, cospi_24_64); + const __m128i stg4_5 = pair_set_epi16(cospi_24_64, cospi_8_64); + const __m128i stg4_6 = pair_set_epi16(-cospi_24_64, -cospi_8_64); + + const __m128i stg6_0 = pair_set_epi16(-cospi_16_64, cospi_16_64); + + __m128i in[32], col[32]; + __m128i stp1_0, stp1_1, stp1_2, stp1_3, stp1_4, stp1_5, stp1_6, stp1_7, + stp1_8, stp1_9, stp1_10, stp1_11, stp1_12, stp1_13, stp1_14, stp1_15, + stp1_16, stp1_17, stp1_18, stp1_19, stp1_20, stp1_21, stp1_22, + stp1_23, stp1_24, stp1_25, stp1_26, stp1_27, stp1_28, stp1_29, + stp1_30, stp1_31; + __m128i stp2_0, stp2_1, stp2_2, stp2_3, stp2_4, stp2_5, stp2_6, stp2_7, + stp2_8, stp2_9, stp2_10, stp2_11, stp2_12, stp2_13, stp2_14, stp2_15, + stp2_16, stp2_17, stp2_18, stp2_19, stp2_20, stp2_21, stp2_22, + stp2_23, stp2_24, stp2_25, stp2_26, stp2_27, stp2_28, stp2_29, + stp2_30, stp2_31; + __m128i tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; + int i; + + // Load input data. Only need to load the top left 8x8 block. + in[0] = _mm_load_si128((const __m128i *)input); + in[1] = _mm_load_si128((const __m128i *)(input + 32)); + in[2] = _mm_load_si128((const __m128i *)(input + 64)); + in[3] = _mm_load_si128((const __m128i *)(input + 96)); + in[4] = _mm_load_si128((const __m128i *)(input + 128)); + in[5] = _mm_load_si128((const __m128i *)(input + 160)); + in[6] = _mm_load_si128((const __m128i *)(input + 192)); + in[7] = _mm_load_si128((const __m128i *)(input + 224)); + + for (i = 8; i < 32; ++i) { + in[i] = _mm_setzero_si128(); + } + + array_transpose_8x8(in, in); + // TODO(hkuang): Following transposes are unnecessary. But remove them will + // lead to performance drop on some devices. + array_transpose_8x8(in + 8, in + 8); + array_transpose_8x8(in + 16, in + 16); + array_transpose_8x8(in + 24, in + 24); + + IDCT32_34 + + // 1_D: Store 32 intermediate results for each 8x32 block. + col[0] = _mm_add_epi16(stp1_0, stp1_31); + col[1] = _mm_add_epi16(stp1_1, stp1_30); + col[2] = _mm_add_epi16(stp1_2, stp1_29); + col[3] = _mm_add_epi16(stp1_3, stp1_28); + col[4] = _mm_add_epi16(stp1_4, stp1_27); + col[5] = _mm_add_epi16(stp1_5, stp1_26); + col[6] = _mm_add_epi16(stp1_6, stp1_25); + col[7] = _mm_add_epi16(stp1_7, stp1_24); + col[8] = _mm_add_epi16(stp1_8, stp1_23); + col[9] = _mm_add_epi16(stp1_9, stp1_22); + col[10] = _mm_add_epi16(stp1_10, stp1_21); + col[11] = _mm_add_epi16(stp1_11, stp1_20); + col[12] = _mm_add_epi16(stp1_12, stp1_19); + col[13] = _mm_add_epi16(stp1_13, stp1_18); + col[14] = _mm_add_epi16(stp1_14, stp1_17); + col[15] = _mm_add_epi16(stp1_15, stp1_16); + col[16] = _mm_sub_epi16(stp1_15, stp1_16); + col[17] = _mm_sub_epi16(stp1_14, stp1_17); + col[18] = _mm_sub_epi16(stp1_13, stp1_18); + col[19] = _mm_sub_epi16(stp1_12, stp1_19); + col[20] = _mm_sub_epi16(stp1_11, stp1_20); + col[21] = _mm_sub_epi16(stp1_10, stp1_21); + col[22] = _mm_sub_epi16(stp1_9, stp1_22); + col[23] = _mm_sub_epi16(stp1_8, stp1_23); + col[24] = _mm_sub_epi16(stp1_7, stp1_24); + col[25] = _mm_sub_epi16(stp1_6, stp1_25); + col[26] = _mm_sub_epi16(stp1_5, stp1_26); + col[27] = _mm_sub_epi16(stp1_4, stp1_27); + col[28] = _mm_sub_epi16(stp1_3, stp1_28); + col[29] = _mm_sub_epi16(stp1_2, stp1_29); + col[30] = _mm_sub_epi16(stp1_1, stp1_30); + col[31] = _mm_sub_epi16(stp1_0, stp1_31); + for (i = 0; i < 4; i++) { + int j; + const __m128i zero = _mm_setzero_si128(); + // Transpose 32x8 block to 8x32 block + array_transpose_8x8(col + i * 8, in); + IDCT32_34 + + // 2_D: Calculate the results and store them to destination. + in[0] = _mm_add_epi16(stp1_0, stp1_31); + in[1] = _mm_add_epi16(stp1_1, stp1_30); + in[2] = _mm_add_epi16(stp1_2, stp1_29); + in[3] = _mm_add_epi16(stp1_3, stp1_28); + in[4] = _mm_add_epi16(stp1_4, stp1_27); + in[5] = _mm_add_epi16(stp1_5, stp1_26); + in[6] = _mm_add_epi16(stp1_6, stp1_25); + in[7] = _mm_add_epi16(stp1_7, stp1_24); + in[8] = _mm_add_epi16(stp1_8, stp1_23); + in[9] = _mm_add_epi16(stp1_9, stp1_22); + in[10] = _mm_add_epi16(stp1_10, stp1_21); + in[11] = _mm_add_epi16(stp1_11, stp1_20); + in[12] = _mm_add_epi16(stp1_12, stp1_19); + in[13] = _mm_add_epi16(stp1_13, stp1_18); + in[14] = _mm_add_epi16(stp1_14, stp1_17); + in[15] = _mm_add_epi16(stp1_15, stp1_16); + in[16] = _mm_sub_epi16(stp1_15, stp1_16); + in[17] = _mm_sub_epi16(stp1_14, stp1_17); + in[18] = _mm_sub_epi16(stp1_13, stp1_18); + in[19] = _mm_sub_epi16(stp1_12, stp1_19); + in[20] = _mm_sub_epi16(stp1_11, stp1_20); + in[21] = _mm_sub_epi16(stp1_10, stp1_21); + in[22] = _mm_sub_epi16(stp1_9, stp1_22); + in[23] = _mm_sub_epi16(stp1_8, stp1_23); + in[24] = _mm_sub_epi16(stp1_7, stp1_24); + in[25] = _mm_sub_epi16(stp1_6, stp1_25); + in[26] = _mm_sub_epi16(stp1_5, stp1_26); + in[27] = _mm_sub_epi16(stp1_4, stp1_27); + in[28] = _mm_sub_epi16(stp1_3, stp1_28); + in[29] = _mm_sub_epi16(stp1_2, stp1_29); + in[30] = _mm_sub_epi16(stp1_1, stp1_30); + in[31] = _mm_sub_epi16(stp1_0, stp1_31); + + for (j = 0; j < 32; ++j) { + // Final rounding and shift + in[j] = _mm_adds_epi16(in[j], final_rounding); + in[j] = _mm_srai_epi16(in[j], 6); + RECON_AND_STORE(dest + j * stride, in[j]); + } + + dest += 8; + } +} + +void vp9_idct32x32_1024_add_sse2(const int16_t *input, uint8_t *dest, + int stride) { + const __m128i rounding = _mm_set1_epi32(DCT_CONST_ROUNDING); + const __m128i final_rounding = _mm_set1_epi16(1 << 5); + const __m128i zero = _mm_setzero_si128(); + + // idct constants for each stage + const __m128i stg1_0 = pair_set_epi16(cospi_31_64, -cospi_1_64); + const __m128i stg1_1 = pair_set_epi16(cospi_1_64, cospi_31_64); + const __m128i stg1_2 = pair_set_epi16(cospi_15_64, -cospi_17_64); + const __m128i stg1_3 = pair_set_epi16(cospi_17_64, cospi_15_64); + const __m128i stg1_4 = pair_set_epi16(cospi_23_64, -cospi_9_64); + const __m128i stg1_5 = pair_set_epi16(cospi_9_64, cospi_23_64); + const __m128i stg1_6 = pair_set_epi16(cospi_7_64, -cospi_25_64); + const __m128i stg1_7 = pair_set_epi16(cospi_25_64, cospi_7_64); + const __m128i stg1_8 = pair_set_epi16(cospi_27_64, -cospi_5_64); + const __m128i stg1_9 = pair_set_epi16(cospi_5_64, cospi_27_64); + const __m128i stg1_10 = pair_set_epi16(cospi_11_64, -cospi_21_64); + const __m128i stg1_11 = pair_set_epi16(cospi_21_64, cospi_11_64); + const __m128i stg1_12 = pair_set_epi16(cospi_19_64, -cospi_13_64); + const __m128i stg1_13 = pair_set_epi16(cospi_13_64, cospi_19_64); + const __m128i stg1_14 = pair_set_epi16(cospi_3_64, -cospi_29_64); + const __m128i stg1_15 = pair_set_epi16(cospi_29_64, cospi_3_64); + + const __m128i stg2_0 = pair_set_epi16(cospi_30_64, -cospi_2_64); + const __m128i stg2_1 = pair_set_epi16(cospi_2_64, cospi_30_64); + const __m128i stg2_2 = pair_set_epi16(cospi_14_64, -cospi_18_64); + const __m128i stg2_3 = pair_set_epi16(cospi_18_64, cospi_14_64); + const __m128i stg2_4 = pair_set_epi16(cospi_22_64, -cospi_10_64); + const __m128i stg2_5 = pair_set_epi16(cospi_10_64, cospi_22_64); + const __m128i stg2_6 = pair_set_epi16(cospi_6_64, -cospi_26_64); + const __m128i stg2_7 = pair_set_epi16(cospi_26_64, cospi_6_64); + + const __m128i stg3_0 = pair_set_epi16(cospi_28_64, -cospi_4_64); + const __m128i stg3_1 = pair_set_epi16(cospi_4_64, cospi_28_64); + const __m128i stg3_2 = pair_set_epi16(cospi_12_64, -cospi_20_64); + const __m128i stg3_3 = pair_set_epi16(cospi_20_64, cospi_12_64); + const __m128i stg3_4 = pair_set_epi16(-cospi_4_64, cospi_28_64); + const __m128i stg3_5 = pair_set_epi16(cospi_28_64, cospi_4_64); + const __m128i stg3_6 = pair_set_epi16(-cospi_28_64, -cospi_4_64); + const __m128i stg3_8 = pair_set_epi16(-cospi_20_64, cospi_12_64); + const __m128i stg3_9 = pair_set_epi16(cospi_12_64, cospi_20_64); + const __m128i stg3_10 = pair_set_epi16(-cospi_12_64, -cospi_20_64); + + const __m128i stg4_0 = pair_set_epi16(cospi_16_64, cospi_16_64); + const __m128i stg4_1 = pair_set_epi16(cospi_16_64, -cospi_16_64); + const __m128i stg4_2 = pair_set_epi16(cospi_24_64, -cospi_8_64); + const __m128i stg4_3 = pair_set_epi16(cospi_8_64, cospi_24_64); + const __m128i stg4_4 = pair_set_epi16(-cospi_8_64, cospi_24_64); + const __m128i stg4_5 = pair_set_epi16(cospi_24_64, cospi_8_64); + const __m128i stg4_6 = pair_set_epi16(-cospi_24_64, -cospi_8_64); + + const __m128i stg6_0 = pair_set_epi16(-cospi_16_64, cospi_16_64); + + __m128i in[32], col[128], zero_idx[16]; + __m128i stp1_0, stp1_1, stp1_2, stp1_3, stp1_4, stp1_5, stp1_6, stp1_7, + stp1_8, stp1_9, stp1_10, stp1_11, stp1_12, stp1_13, stp1_14, stp1_15, + stp1_16, stp1_17, stp1_18, stp1_19, stp1_20, stp1_21, stp1_22, + stp1_23, stp1_24, stp1_25, stp1_26, stp1_27, stp1_28, stp1_29, + stp1_30, stp1_31; + __m128i stp2_0, stp2_1, stp2_2, stp2_3, stp2_4, stp2_5, stp2_6, stp2_7, + stp2_8, stp2_9, stp2_10, stp2_11, stp2_12, stp2_13, stp2_14, stp2_15, + stp2_16, stp2_17, stp2_18, stp2_19, stp2_20, stp2_21, stp2_22, + stp2_23, stp2_24, stp2_25, stp2_26, stp2_27, stp2_28, stp2_29, + stp2_30, stp2_31; + __m128i tmp0, tmp1, tmp2, tmp3, tmp4, tmp5, tmp6, tmp7; + int i, j, i32; + + for (i = 0; i < 4; i++) { + i32 = (i << 5); + // First 1-D idct + // Load input data. + LOAD_DQCOEFF(in[0], input); + LOAD_DQCOEFF(in[8], input); + LOAD_DQCOEFF(in[16], input); + LOAD_DQCOEFF(in[24], input); + LOAD_DQCOEFF(in[1], input); + LOAD_DQCOEFF(in[9], input); + LOAD_DQCOEFF(in[17], input); + LOAD_DQCOEFF(in[25], input); + LOAD_DQCOEFF(in[2], input); + LOAD_DQCOEFF(in[10], input); + LOAD_DQCOEFF(in[18], input); + LOAD_DQCOEFF(in[26], input); + LOAD_DQCOEFF(in[3], input); + LOAD_DQCOEFF(in[11], input); + LOAD_DQCOEFF(in[19], input); + LOAD_DQCOEFF(in[27], input); + + LOAD_DQCOEFF(in[4], input); + LOAD_DQCOEFF(in[12], input); + LOAD_DQCOEFF(in[20], input); + LOAD_DQCOEFF(in[28], input); + LOAD_DQCOEFF(in[5], input); + LOAD_DQCOEFF(in[13], input); + LOAD_DQCOEFF(in[21], input); + LOAD_DQCOEFF(in[29], input); + LOAD_DQCOEFF(in[6], input); + LOAD_DQCOEFF(in[14], input); + LOAD_DQCOEFF(in[22], input); + LOAD_DQCOEFF(in[30], input); + LOAD_DQCOEFF(in[7], input); + LOAD_DQCOEFF(in[15], input); + LOAD_DQCOEFF(in[23], input); + LOAD_DQCOEFF(in[31], input); + + // checking if all entries are zero + zero_idx[0] = _mm_or_si128(in[0], in[1]); + zero_idx[1] = _mm_or_si128(in[2], in[3]); + zero_idx[2] = _mm_or_si128(in[4], in[5]); + zero_idx[3] = _mm_or_si128(in[6], in[7]); + zero_idx[4] = _mm_or_si128(in[8], in[9]); + zero_idx[5] = _mm_or_si128(in[10], in[11]); + zero_idx[6] = _mm_or_si128(in[12], in[13]); + zero_idx[7] = _mm_or_si128(in[14], in[15]); + zero_idx[8] = _mm_or_si128(in[16], in[17]); + zero_idx[9] = _mm_or_si128(in[18], in[19]); + zero_idx[10] = _mm_or_si128(in[20], in[21]); + zero_idx[11] = _mm_or_si128(in[22], in[23]); + zero_idx[12] = _mm_or_si128(in[24], in[25]); + zero_idx[13] = _mm_or_si128(in[26], in[27]); + zero_idx[14] = _mm_or_si128(in[28], in[29]); + zero_idx[15] = _mm_or_si128(in[30], in[31]); + + zero_idx[0] = _mm_or_si128(zero_idx[0], zero_idx[1]); + zero_idx[1] = _mm_or_si128(zero_idx[2], zero_idx[3]); + zero_idx[2] = _mm_or_si128(zero_idx[4], zero_idx[5]); + zero_idx[3] = _mm_or_si128(zero_idx[6], zero_idx[7]); + zero_idx[4] = _mm_or_si128(zero_idx[8], zero_idx[9]); + zero_idx[5] = _mm_or_si128(zero_idx[10], zero_idx[11]); + zero_idx[6] = _mm_or_si128(zero_idx[12], zero_idx[13]); + zero_idx[7] = _mm_or_si128(zero_idx[14], zero_idx[15]); + + zero_idx[8] = _mm_or_si128(zero_idx[0], zero_idx[1]); + zero_idx[9] = _mm_or_si128(zero_idx[2], zero_idx[3]); + zero_idx[10] = _mm_or_si128(zero_idx[4], zero_idx[5]); + zero_idx[11] = _mm_or_si128(zero_idx[6], zero_idx[7]); + zero_idx[12] = _mm_or_si128(zero_idx[8], zero_idx[9]); + zero_idx[13] = _mm_or_si128(zero_idx[10], zero_idx[11]); + zero_idx[14] = _mm_or_si128(zero_idx[12], zero_idx[13]); + + if (_mm_movemask_epi8(_mm_cmpeq_epi32(zero_idx[14], zero)) == 0xFFFF) { + col[i32 + 0] = _mm_setzero_si128(); + col[i32 + 1] = _mm_setzero_si128(); + col[i32 + 2] = _mm_setzero_si128(); + col[i32 + 3] = _mm_setzero_si128(); + col[i32 + 4] = _mm_setzero_si128(); + col[i32 + 5] = _mm_setzero_si128(); + col[i32 + 6] = _mm_setzero_si128(); + col[i32 + 7] = _mm_setzero_si128(); + col[i32 + 8] = _mm_setzero_si128(); + col[i32 + 9] = _mm_setzero_si128(); + col[i32 + 10] = _mm_setzero_si128(); + col[i32 + 11] = _mm_setzero_si128(); + col[i32 + 12] = _mm_setzero_si128(); + col[i32 + 13] = _mm_setzero_si128(); + col[i32 + 14] = _mm_setzero_si128(); + col[i32 + 15] = _mm_setzero_si128(); + col[i32 + 16] = _mm_setzero_si128(); + col[i32 + 17] = _mm_setzero_si128(); + col[i32 + 18] = _mm_setzero_si128(); + col[i32 + 19] = _mm_setzero_si128(); + col[i32 + 20] = _mm_setzero_si128(); + col[i32 + 21] = _mm_setzero_si128(); + col[i32 + 22] = _mm_setzero_si128(); + col[i32 + 23] = _mm_setzero_si128(); + col[i32 + 24] = _mm_setzero_si128(); + col[i32 + 25] = _mm_setzero_si128(); + col[i32 + 26] = _mm_setzero_si128(); + col[i32 + 27] = _mm_setzero_si128(); + col[i32 + 28] = _mm_setzero_si128(); + col[i32 + 29] = _mm_setzero_si128(); + col[i32 + 30] = _mm_setzero_si128(); + col[i32 + 31] = _mm_setzero_si128(); + continue; + } + + // Transpose 32x8 block to 8x32 block + array_transpose_8x8(in, in); + array_transpose_8x8(in + 8, in + 8); + array_transpose_8x8(in + 16, in + 16); + array_transpose_8x8(in + 24, in + 24); + + IDCT32 + + // 1_D: Store 32 intermediate results for each 8x32 block. + col[i32 + 0] = _mm_add_epi16(stp1_0, stp1_31); + col[i32 + 1] = _mm_add_epi16(stp1_1, stp1_30); + col[i32 + 2] = _mm_add_epi16(stp1_2, stp1_29); + col[i32 + 3] = _mm_add_epi16(stp1_3, stp1_28); + col[i32 + 4] = _mm_add_epi16(stp1_4, stp1_27); + col[i32 + 5] = _mm_add_epi16(stp1_5, stp1_26); + col[i32 + 6] = _mm_add_epi16(stp1_6, stp1_25); + col[i32 + 7] = _mm_add_epi16(stp1_7, stp1_24); + col[i32 + 8] = _mm_add_epi16(stp1_8, stp1_23); + col[i32 + 9] = _mm_add_epi16(stp1_9, stp1_22); + col[i32 + 10] = _mm_add_epi16(stp1_10, stp1_21); + col[i32 + 11] = _mm_add_epi16(stp1_11, stp1_20); + col[i32 + 12] = _mm_add_epi16(stp1_12, stp1_19); + col[i32 + 13] = _mm_add_epi16(stp1_13, stp1_18); + col[i32 + 14] = _mm_add_epi16(stp1_14, stp1_17); + col[i32 + 15] = _mm_add_epi16(stp1_15, stp1_16); + col[i32 + 16] = _mm_sub_epi16(stp1_15, stp1_16); + col[i32 + 17] = _mm_sub_epi16(stp1_14, stp1_17); + col[i32 + 18] = _mm_sub_epi16(stp1_13, stp1_18); + col[i32 + 19] = _mm_sub_epi16(stp1_12, stp1_19); + col[i32 + 20] = _mm_sub_epi16(stp1_11, stp1_20); + col[i32 + 21] = _mm_sub_epi16(stp1_10, stp1_21); + col[i32 + 22] = _mm_sub_epi16(stp1_9, stp1_22); + col[i32 + 23] = _mm_sub_epi16(stp1_8, stp1_23); + col[i32 + 24] = _mm_sub_epi16(stp1_7, stp1_24); + col[i32 + 25] = _mm_sub_epi16(stp1_6, stp1_25); + col[i32 + 26] = _mm_sub_epi16(stp1_5, stp1_26); + col[i32 + 27] = _mm_sub_epi16(stp1_4, stp1_27); + col[i32 + 28] = _mm_sub_epi16(stp1_3, stp1_28); + col[i32 + 29] = _mm_sub_epi16(stp1_2, stp1_29); + col[i32 + 30] = _mm_sub_epi16(stp1_1, stp1_30); + col[i32 + 31] = _mm_sub_epi16(stp1_0, stp1_31); + } + for (i = 0; i < 4; i++) { + // Second 1-D idct + j = i << 3; + + // Transpose 32x8 block to 8x32 block + array_transpose_8x8(col + j, in); + array_transpose_8x8(col + j + 32, in + 8); + array_transpose_8x8(col + j + 64, in + 16); + array_transpose_8x8(col + j + 96, in + 24); + + IDCT32 + + // 2_D: Calculate the results and store them to destination. + in[0] = _mm_add_epi16(stp1_0, stp1_31); + in[1] = _mm_add_epi16(stp1_1, stp1_30); + in[2] = _mm_add_epi16(stp1_2, stp1_29); + in[3] = _mm_add_epi16(stp1_3, stp1_28); + in[4] = _mm_add_epi16(stp1_4, stp1_27); + in[5] = _mm_add_epi16(stp1_5, stp1_26); + in[6] = _mm_add_epi16(stp1_6, stp1_25); + in[7] = _mm_add_epi16(stp1_7, stp1_24); + in[8] = _mm_add_epi16(stp1_8, stp1_23); + in[9] = _mm_add_epi16(stp1_9, stp1_22); + in[10] = _mm_add_epi16(stp1_10, stp1_21); + in[11] = _mm_add_epi16(stp1_11, stp1_20); + in[12] = _mm_add_epi16(stp1_12, stp1_19); + in[13] = _mm_add_epi16(stp1_13, stp1_18); + in[14] = _mm_add_epi16(stp1_14, stp1_17); + in[15] = _mm_add_epi16(stp1_15, stp1_16); + in[16] = _mm_sub_epi16(stp1_15, stp1_16); + in[17] = _mm_sub_epi16(stp1_14, stp1_17); + in[18] = _mm_sub_epi16(stp1_13, stp1_18); + in[19] = _mm_sub_epi16(stp1_12, stp1_19); + in[20] = _mm_sub_epi16(stp1_11, stp1_20); + in[21] = _mm_sub_epi16(stp1_10, stp1_21); + in[22] = _mm_sub_epi16(stp1_9, stp1_22); + in[23] = _mm_sub_epi16(stp1_8, stp1_23); + in[24] = _mm_sub_epi16(stp1_7, stp1_24); + in[25] = _mm_sub_epi16(stp1_6, stp1_25); + in[26] = _mm_sub_epi16(stp1_5, stp1_26); + in[27] = _mm_sub_epi16(stp1_4, stp1_27); + in[28] = _mm_sub_epi16(stp1_3, stp1_28); + in[29] = _mm_sub_epi16(stp1_2, stp1_29); + in[30] = _mm_sub_epi16(stp1_1, stp1_30); + in[31] = _mm_sub_epi16(stp1_0, stp1_31); + + for (j = 0; j < 32; ++j) { + // Final rounding and shift + in[j] = _mm_adds_epi16(in[j], final_rounding); + in[j] = _mm_srai_epi16(in[j], 6); + RECON_AND_STORE(dest + j * stride, in[j]); + } + + dest += 8; + } +} + +void vp9_idct32x32_1_add_sse2(const int16_t *input, uint8_t *dest, int stride) { + __m128i dc_value; + const __m128i zero = _mm_setzero_si128(); + int a, i; + + a = dct_const_round_shift(input[0] * cospi_16_64); + a = dct_const_round_shift(a * cospi_16_64); + a = ROUND_POWER_OF_TWO(a, 6); + + dc_value = _mm_set1_epi16(a); + + for (i = 0; i < 4; ++i) { + int j; + for (j = 0; j < 32; ++j) { + RECON_AND_STORE(dest + j * stride, dc_value); + } + dest += 8; + } +} + +#if CONFIG_VP9_HIGHBITDEPTH +static INLINE __m128i clamp_high_sse2(__m128i value, int bd) { + __m128i ubounded, retval; + const __m128i zero = _mm_set1_epi16(0); + const __m128i one = _mm_set1_epi16(1); + const __m128i max = _mm_subs_epi16(_mm_slli_epi16(one, bd), one); + ubounded = _mm_cmpgt_epi16(value, max); + retval = _mm_andnot_si128(ubounded, value); + ubounded = _mm_and_si128(ubounded, max); + retval = _mm_or_si128(retval, ubounded); + retval = _mm_and_si128(retval, _mm_cmpgt_epi16(retval, zero)); + return retval; +} + +void vp9_highbd_idct4x4_16_add_sse2(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + tran_low_t out[4 * 4]; + tran_low_t *outptr = out; + int i, j; + __m128i inptr[4]; + __m128i sign_bits[2]; + __m128i temp_mm, min_input, max_input; + int test; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + int optimised_cols = 0; + const __m128i zero = _mm_set1_epi16(0); + const __m128i eight = _mm_set1_epi16(8); + const __m128i max = _mm_set1_epi16(12043); + const __m128i min = _mm_set1_epi16(-12043); + // Load input into __m128i + inptr[0] = _mm_loadu_si128((const __m128i *)input); + inptr[1] = _mm_loadu_si128((const __m128i *)(input + 4)); + inptr[2] = _mm_loadu_si128((const __m128i *)(input + 8)); + inptr[3] = _mm_loadu_si128((const __m128i *)(input + 12)); + + // Pack to 16 bits + inptr[0] = _mm_packs_epi32(inptr[0], inptr[1]); + inptr[1] = _mm_packs_epi32(inptr[2], inptr[3]); + + max_input = _mm_max_epi16(inptr[0], inptr[1]); + min_input = _mm_min_epi16(inptr[0], inptr[1]); + max_input = _mm_cmpgt_epi16(max_input, max); + min_input = _mm_cmplt_epi16(min_input, min); + temp_mm = _mm_or_si128(max_input, min_input); + test = _mm_movemask_epi8(temp_mm); + + if (!test) { + // Do the row transform + idct4_sse2(inptr); + + // Check the min & max values + max_input = _mm_max_epi16(inptr[0], inptr[1]); + min_input = _mm_min_epi16(inptr[0], inptr[1]); + max_input = _mm_cmpgt_epi16(max_input, max); + min_input = _mm_cmplt_epi16(min_input, min); + temp_mm = _mm_or_si128(max_input, min_input); + test = _mm_movemask_epi8(temp_mm); + + if (test) { + transpose_4x4(inptr); + sign_bits[0] = _mm_cmplt_epi16(inptr[0], zero); + sign_bits[1] = _mm_cmplt_epi16(inptr[1], zero); + inptr[3] = _mm_unpackhi_epi16(inptr[1], sign_bits[1]); + inptr[2] = _mm_unpacklo_epi16(inptr[1], sign_bits[1]); + inptr[1] = _mm_unpackhi_epi16(inptr[0], sign_bits[0]); + inptr[0] = _mm_unpacklo_epi16(inptr[0], sign_bits[0]); + _mm_storeu_si128((__m128i *)outptr, inptr[0]); + _mm_storeu_si128((__m128i *)(outptr + 4), inptr[1]); + _mm_storeu_si128((__m128i *)(outptr + 8), inptr[2]); + _mm_storeu_si128((__m128i *)(outptr + 12), inptr[3]); + } else { + // Set to use the optimised transform for the column + optimised_cols = 1; + } + } else { + // Run the un-optimised row transform + for (i = 0; i < 4; ++i) { + vp9_highbd_idct4(input, outptr, bd); + input += 4; + outptr += 4; + } + } + + if (optimised_cols) { + idct4_sse2(inptr); + + // Final round and shift + inptr[0] = _mm_add_epi16(inptr[0], eight); + inptr[1] = _mm_add_epi16(inptr[1], eight); + + inptr[0] = _mm_srai_epi16(inptr[0], 4); + inptr[1] = _mm_srai_epi16(inptr[1], 4); + + // Reconstruction and Store + { + __m128i d0 = _mm_loadl_epi64((const __m128i *)dest); + __m128i d2 = _mm_loadl_epi64((const __m128i *)(dest + stride * 2)); + d0 = _mm_unpacklo_epi64( + d0, _mm_loadl_epi64((const __m128i *)(dest + stride))); + d2 = _mm_unpacklo_epi64( + d2, _mm_loadl_epi64((const __m128i *)(dest + stride * 3))); + d0 = clamp_high_sse2(_mm_adds_epi16(d0, inptr[0]), bd); + d2 = clamp_high_sse2(_mm_adds_epi16(d2, inptr[1]), bd); + // store input0 + _mm_storel_epi64((__m128i *)dest, d0); + // store input1 + d0 = _mm_srli_si128(d0, 8); + _mm_storel_epi64((__m128i *)(dest + stride), d0); + // store input2 + _mm_storel_epi64((__m128i *)(dest + stride * 2), d2); + // store input3 + d2 = _mm_srli_si128(d2, 8); + _mm_storel_epi64((__m128i *)(dest + stride * 3), d2); + } + } else { + // Run the un-optimised column transform + tran_low_t temp_in[4], temp_out[4]; + // Columns + for (i = 0; i < 4; ++i) { + for (j = 0; j < 4; ++j) + temp_in[j] = out[j * 4 + i]; + vp9_highbd_idct4(temp_in, temp_out, bd); + for (j = 0; j < 4; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 4), bd); + } + } + } +} + +void vp9_highbd_idct8x8_64_add_sse2(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + tran_low_t out[8 * 8]; + tran_low_t *outptr = out; + int i, j, test; + __m128i inptr[8]; + __m128i min_input, max_input, temp1, temp2, sign_bits; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + const __m128i zero = _mm_set1_epi16(0); + const __m128i sixteen = _mm_set1_epi16(16); + const __m128i max = _mm_set1_epi16(6201); + const __m128i min = _mm_set1_epi16(-6201); + int optimised_cols = 0; + + // Load input into __m128i & pack to 16 bits + for (i = 0; i < 8; i++) { + temp1 = _mm_loadu_si128((const __m128i *)(input + 8 * i)); + temp2 = _mm_loadu_si128((const __m128i *)(input + 8 * i + 4)); + inptr[i] = _mm_packs_epi32(temp1, temp2); + } + + // Find the min & max for the row transform + max_input = _mm_max_epi16(inptr[0], inptr[1]); + min_input = _mm_min_epi16(inptr[0], inptr[1]); + for (i = 2; i < 8; i++) { + max_input = _mm_max_epi16(max_input, inptr[i]); + min_input = _mm_min_epi16(min_input, inptr[i]); + } + max_input = _mm_cmpgt_epi16(max_input, max); + min_input = _mm_cmplt_epi16(min_input, min); + temp1 = _mm_or_si128(max_input, min_input); + test = _mm_movemask_epi8(temp1); + + if (!test) { + // Do the row transform + idct8_sse2(inptr); + + // Find the min & max for the column transform + max_input = _mm_max_epi16(inptr[0], inptr[1]); + min_input = _mm_min_epi16(inptr[0], inptr[1]); + for (i = 2; i < 8; i++) { + max_input = _mm_max_epi16(max_input, inptr[i]); + min_input = _mm_min_epi16(min_input, inptr[i]); + } + max_input = _mm_cmpgt_epi16(max_input, max); + min_input = _mm_cmplt_epi16(min_input, min); + temp1 = _mm_or_si128(max_input, min_input); + test = _mm_movemask_epi8(temp1); + + if (test) { + array_transpose_8x8(inptr, inptr); + for (i = 0; i < 8; i++) { + sign_bits = _mm_cmplt_epi16(inptr[i], zero); + temp1 = _mm_unpackhi_epi16(inptr[i], sign_bits); + temp2 = _mm_unpacklo_epi16(inptr[i], sign_bits); + _mm_storeu_si128((__m128i *)(outptr + 4 * (2 * i + 1)), temp1); + _mm_storeu_si128((__m128i *)(outptr + 4 * (2 * i)), temp2); + } + } else { + // Set to use the optimised transform for the column + optimised_cols = 1; + } + } else { + // Run the un-optimised row transform + for (i = 0; i < 8; ++i) { + vp9_highbd_idct8(input, outptr, bd); + input += 8; + outptr += 8; + } + } + + if (optimised_cols) { + idct8_sse2(inptr); + + // Final round & shift and Reconstruction and Store + { + __m128i d[8]; + for (i = 0; i < 8; i++) { + inptr[i] = _mm_add_epi16(inptr[i], sixteen); + d[i] = _mm_loadu_si128((const __m128i *)(dest + stride*i)); + inptr[i] = _mm_srai_epi16(inptr[i], 5); + d[i] = clamp_high_sse2(_mm_adds_epi16(d[i], inptr[i]), bd); + // Store + _mm_storeu_si128((__m128i *)(dest + stride*i), d[i]); + } + } + } else { + // Run the un-optimised column transform + tran_low_t temp_in[8], temp_out[8]; + for (i = 0; i < 8; ++i) { + for (j = 0; j < 8; ++j) + temp_in[j] = out[j * 8 + i]; + vp9_highbd_idct8(temp_in, temp_out, bd); + for (j = 0; j < 8; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 5), bd); + } + } + } +} + +void vp9_highbd_idct8x8_10_add_sse2(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + tran_low_t out[8 * 8] = { 0 }; + tran_low_t *outptr = out; + int i, j, test; + __m128i inptr[8]; + __m128i min_input, max_input, temp1, temp2, sign_bits; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + const __m128i zero = _mm_set1_epi16(0); + const __m128i sixteen = _mm_set1_epi16(16); + const __m128i max = _mm_set1_epi16(6201); + const __m128i min = _mm_set1_epi16(-6201); + int optimised_cols = 0; + + // Load input into __m128i & pack to 16 bits + for (i = 0; i < 8; i++) { + temp1 = _mm_loadu_si128((const __m128i *)(input + 8 * i)); + temp2 = _mm_loadu_si128((const __m128i *)(input + 8 * i + 4)); + inptr[i] = _mm_packs_epi32(temp1, temp2); + } + + // Find the min & max for the row transform + // only first 4 row has non-zero coefs + max_input = _mm_max_epi16(inptr[0], inptr[1]); + min_input = _mm_min_epi16(inptr[0], inptr[1]); + for (i = 2; i < 4; i++) { + max_input = _mm_max_epi16(max_input, inptr[i]); + min_input = _mm_min_epi16(min_input, inptr[i]); + } + max_input = _mm_cmpgt_epi16(max_input, max); + min_input = _mm_cmplt_epi16(min_input, min); + temp1 = _mm_or_si128(max_input, min_input); + test = _mm_movemask_epi8(temp1); + + if (!test) { + // Do the row transform + idct8_sse2(inptr); + + // Find the min & max for the column transform + // N.B. Only first 4 cols contain non-zero coeffs + max_input = _mm_max_epi16(inptr[0], inptr[1]); + min_input = _mm_min_epi16(inptr[0], inptr[1]); + for (i = 2; i < 8; i++) { + max_input = _mm_max_epi16(max_input, inptr[i]); + min_input = _mm_min_epi16(min_input, inptr[i]); + } + max_input = _mm_cmpgt_epi16(max_input, max); + min_input = _mm_cmplt_epi16(min_input, min); + temp1 = _mm_or_si128(max_input, min_input); + test = _mm_movemask_epi8(temp1); + + if (test) { + // Use fact only first 4 rows contain non-zero coeffs + array_transpose_4X8(inptr, inptr); + for (i = 0; i < 4; i++) { + sign_bits = _mm_cmplt_epi16(inptr[i], zero); + temp1 = _mm_unpackhi_epi16(inptr[i], sign_bits); + temp2 = _mm_unpacklo_epi16(inptr[i], sign_bits); + _mm_storeu_si128((__m128i *)(outptr + 4 * (2 * i + 1)), temp1); + _mm_storeu_si128((__m128i *)(outptr + 4 * (2 * i)), temp2); + } + } else { + // Set to use the optimised transform for the column + optimised_cols = 1; + } + } else { + // Run the un-optimised row transform + for (i = 0; i < 4; ++i) { + vp9_highbd_idct8(input, outptr, bd); + input += 8; + outptr += 8; + } + } + + if (optimised_cols) { + idct8_sse2(inptr); + + // Final round & shift and Reconstruction and Store + { + __m128i d[8]; + for (i = 0; i < 8; i++) { + inptr[i] = _mm_add_epi16(inptr[i], sixteen); + d[i] = _mm_loadu_si128((const __m128i *)(dest + stride*i)); + inptr[i] = _mm_srai_epi16(inptr[i], 5); + d[i] = clamp_high_sse2(_mm_adds_epi16(d[i], inptr[i]), bd); + // Store + _mm_storeu_si128((__m128i *)(dest + stride*i), d[i]); + } + } + } else { + // Run the un-optimised column transform + tran_low_t temp_in[8], temp_out[8]; + for (i = 0; i < 8; ++i) { + for (j = 0; j < 8; ++j) + temp_in[j] = out[j * 8 + i]; + vp9_highbd_idct8(temp_in, temp_out, bd); + for (j = 0; j < 8; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 5), bd); + } + } + } +} + +void vp9_highbd_idct16x16_256_add_sse2(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + tran_low_t out[16 * 16]; + tran_low_t *outptr = out; + int i, j, test; + __m128i inptr[32]; + __m128i min_input, max_input, temp1, temp2, sign_bits; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + const __m128i zero = _mm_set1_epi16(0); + const __m128i rounding = _mm_set1_epi16(32); + const __m128i max = _mm_set1_epi16(3155); + const __m128i min = _mm_set1_epi16(-3155); + int optimised_cols = 0; + + // Load input into __m128i & pack to 16 bits + for (i = 0; i < 16; i++) { + temp1 = _mm_loadu_si128((const __m128i *)(input + 16 * i)); + temp2 = _mm_loadu_si128((const __m128i *)(input + 16 * i + 4)); + inptr[i] = _mm_packs_epi32(temp1, temp2); + temp1 = _mm_loadu_si128((const __m128i *)(input + 16 * i + 8)); + temp2 = _mm_loadu_si128((const __m128i *)(input + 16 * i + 12)); + inptr[i + 16] = _mm_packs_epi32(temp1, temp2); + } + + // Find the min & max for the row transform + max_input = _mm_max_epi16(inptr[0], inptr[1]); + min_input = _mm_min_epi16(inptr[0], inptr[1]); + for (i = 2; i < 32; i++) { + max_input = _mm_max_epi16(max_input, inptr[i]); + min_input = _mm_min_epi16(min_input, inptr[i]); + } + max_input = _mm_cmpgt_epi16(max_input, max); + min_input = _mm_cmplt_epi16(min_input, min); + temp1 = _mm_or_si128(max_input, min_input); + test = _mm_movemask_epi8(temp1); + + if (!test) { + // Do the row transform + idct16_sse2(inptr, inptr + 16); + + // Find the min & max for the column transform + max_input = _mm_max_epi16(inptr[0], inptr[1]); + min_input = _mm_min_epi16(inptr[0], inptr[1]); + for (i = 2; i < 32; i++) { + max_input = _mm_max_epi16(max_input, inptr[i]); + min_input = _mm_min_epi16(min_input, inptr[i]); + } + max_input = _mm_cmpgt_epi16(max_input, max); + min_input = _mm_cmplt_epi16(min_input, min); + temp1 = _mm_or_si128(max_input, min_input); + test = _mm_movemask_epi8(temp1); + + if (test) { + array_transpose_16x16(inptr, inptr + 16); + for (i = 0; i < 16; i++) { + sign_bits = _mm_cmplt_epi16(inptr[i], zero); + temp1 = _mm_unpacklo_epi16(inptr[i], sign_bits); + temp2 = _mm_unpackhi_epi16(inptr[i], sign_bits); + _mm_storeu_si128((__m128i *)(outptr + 4 * (i * 4)), temp1); + _mm_storeu_si128((__m128i *)(outptr + 4 * (i * 4 + 1)), temp2); + sign_bits = _mm_cmplt_epi16(inptr[i + 16], zero); + temp1 = _mm_unpacklo_epi16(inptr[i + 16], sign_bits); + temp2 = _mm_unpackhi_epi16(inptr[i + 16], sign_bits); + _mm_storeu_si128((__m128i *)(outptr + 4 * (i * 4 + 2)), temp1); + _mm_storeu_si128((__m128i *)(outptr + 4 * (i * 4 + 3)), temp2); + } + } else { + // Set to use the optimised transform for the column + optimised_cols = 1; + } + } else { + // Run the un-optimised row transform + for (i = 0; i < 16; ++i) { + vp9_highbd_idct16(input, outptr, bd); + input += 16; + outptr += 16; + } + } + + if (optimised_cols) { + idct16_sse2(inptr, inptr + 16); + + // Final round & shift and Reconstruction and Store + { + __m128i d[2]; + for (i = 0; i < 16; i++) { + inptr[i ] = _mm_add_epi16(inptr[i ], rounding); + inptr[i+16] = _mm_add_epi16(inptr[i+16], rounding); + d[0] = _mm_loadu_si128((const __m128i *)(dest + stride*i)); + d[1] = _mm_loadu_si128((const __m128i *)(dest + stride*i + 8)); + inptr[i ] = _mm_srai_epi16(inptr[i ], 6); + inptr[i+16] = _mm_srai_epi16(inptr[i+16], 6); + d[0] = clamp_high_sse2(_mm_add_epi16(d[0], inptr[i ]), bd); + d[1] = clamp_high_sse2(_mm_add_epi16(d[1], inptr[i+16]), bd); + // Store + _mm_storeu_si128((__m128i *)(dest + stride*i), d[0]); + _mm_storeu_si128((__m128i *)(dest + stride*i + 8), d[1]); + } + } + } else { + // Run the un-optimised column transform + tran_low_t temp_in[16], temp_out[16]; + for (i = 0; i < 16; ++i) { + for (j = 0; j < 16; ++j) + temp_in[j] = out[j * 16 + i]; + vp9_highbd_idct16(temp_in, temp_out, bd); + for (j = 0; j < 16; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 6), bd); + } + } + } +} + +void vp9_highbd_idct16x16_10_add_sse2(const tran_low_t *input, uint8_t *dest8, + int stride, int bd) { + tran_low_t out[16 * 16] = { 0 }; + tran_low_t *outptr = out; + int i, j, test; + __m128i inptr[32]; + __m128i min_input, max_input, temp1, temp2, sign_bits; + uint16_t *dest = CONVERT_TO_SHORTPTR(dest8); + const __m128i zero = _mm_set1_epi16(0); + const __m128i rounding = _mm_set1_epi16(32); + const __m128i max = _mm_set1_epi16(3155); + const __m128i min = _mm_set1_epi16(-3155); + int optimised_cols = 0; + + // Load input into __m128i & pack to 16 bits + for (i = 0; i < 16; i++) { + temp1 = _mm_loadu_si128((const __m128i *)(input + 16 * i)); + temp2 = _mm_loadu_si128((const __m128i *)(input + 16 * i + 4)); + inptr[i] = _mm_packs_epi32(temp1, temp2); + temp1 = _mm_loadu_si128((const __m128i *)(input + 16 * i + 8)); + temp2 = _mm_loadu_si128((const __m128i *)(input + 16 * i + 12)); + inptr[i + 16] = _mm_packs_epi32(temp1, temp2); + } + + // Find the min & max for the row transform + // Since all non-zero dct coefficients are in upper-left 4x4 area, + // we only need to consider first 4 rows here. + max_input = _mm_max_epi16(inptr[0], inptr[1]); + min_input = _mm_min_epi16(inptr[0], inptr[1]); + for (i = 2; i < 4; i++) { + max_input = _mm_max_epi16(max_input, inptr[i]); + min_input = _mm_min_epi16(min_input, inptr[i]); + } + max_input = _mm_cmpgt_epi16(max_input, max); + min_input = _mm_cmplt_epi16(min_input, min); + temp1 = _mm_or_si128(max_input, min_input); + test = _mm_movemask_epi8(temp1); + + if (!test) { + // Do the row transform (N.B. This transposes inptr) + idct16_sse2(inptr, inptr + 16); + + // Find the min & max for the column transform + // N.B. Only first 4 cols contain non-zero coeffs + max_input = _mm_max_epi16(inptr[0], inptr[1]); + min_input = _mm_min_epi16(inptr[0], inptr[1]); + for (i = 2; i < 16; i++) { + max_input = _mm_max_epi16(max_input, inptr[i]); + min_input = _mm_min_epi16(min_input, inptr[i]); + } + max_input = _mm_cmpgt_epi16(max_input, max); + min_input = _mm_cmplt_epi16(min_input, min); + temp1 = _mm_or_si128(max_input, min_input); + test = _mm_movemask_epi8(temp1); + + if (test) { + // Use fact only first 4 rows contain non-zero coeffs + array_transpose_8x8(inptr, inptr); + array_transpose_8x8(inptr + 8, inptr + 16); + for (i = 0; i < 4; i++) { + sign_bits = _mm_cmplt_epi16(inptr[i], zero); + temp1 = _mm_unpacklo_epi16(inptr[i], sign_bits); + temp2 = _mm_unpackhi_epi16(inptr[i], sign_bits); + _mm_storeu_si128((__m128i *)(outptr + 4 * (i * 4)), temp1); + _mm_storeu_si128((__m128i *)(outptr + 4 * (i * 4 + 1)), temp2); + sign_bits = _mm_cmplt_epi16(inptr[i + 16], zero); + temp1 = _mm_unpacklo_epi16(inptr[i + 16], sign_bits); + temp2 = _mm_unpackhi_epi16(inptr[i + 16], sign_bits); + _mm_storeu_si128((__m128i *)(outptr + 4 * (i * 4 + 2)), temp1); + _mm_storeu_si128((__m128i *)(outptr + 4 * (i * 4 + 3)), temp2); + } + } else { + // Set to use the optimised transform for the column + optimised_cols = 1; + } + } else { + // Run the un-optimised row transform + for (i = 0; i < 4; ++i) { + vp9_highbd_idct16(input, outptr, bd); + input += 16; + outptr += 16; + } + } + + if (optimised_cols) { + idct16_sse2(inptr, inptr + 16); + + // Final round & shift and Reconstruction and Store + { + __m128i d[2]; + for (i = 0; i < 16; i++) { + inptr[i ] = _mm_add_epi16(inptr[i ], rounding); + inptr[i+16] = _mm_add_epi16(inptr[i+16], rounding); + d[0] = _mm_loadu_si128((const __m128i *)(dest + stride*i)); + d[1] = _mm_loadu_si128((const __m128i *)(dest + stride*i + 8)); + inptr[i ] = _mm_srai_epi16(inptr[i ], 6); + inptr[i+16] = _mm_srai_epi16(inptr[i+16], 6); + d[0] = clamp_high_sse2(_mm_add_epi16(d[0], inptr[i ]), bd); + d[1] = clamp_high_sse2(_mm_add_epi16(d[1], inptr[i+16]), bd); + // Store + _mm_storeu_si128((__m128i *)(dest + stride*i), d[0]); + _mm_storeu_si128((__m128i *)(dest + stride*i + 8), d[1]); + } + } + } else { + // Run the un-optimised column transform + tran_low_t temp_in[16], temp_out[16]; + for (i = 0; i < 16; ++i) { + for (j = 0; j < 16; ++j) + temp_in[j] = out[j * 16 + i]; + vp9_highbd_idct16(temp_in, temp_out, bd); + for (j = 0; j < 16; ++j) { + dest[j * stride + i] = highbd_clip_pixel_add( + dest[j * stride + i], ROUND_POWER_OF_TWO(temp_out[j], 6), bd); + } + } + } +} + +#endif // CONFIG_VP9_HIGHBITDEPTH diff --git a/media/libvpx/vp9/common/x86/vp9_idct_intrin_sse2.h b/media/libvpx/vp9/common/x86/vp9_idct_intrin_sse2.h new file mode 100644 index 000000000..984363d40 --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_idct_intrin_sse2.h @@ -0,0 +1,174 @@ +/* + * Copyright (c) 2014 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <assert.h> +#include <emmintrin.h> // SSE2 +#include "./vpx_config.h" +#include "vpx/vpx_integer.h" +#include "vp9/common/vp9_common.h" +#include "vp9/common/vp9_idct.h" + +// perform 8x8 transpose +static INLINE void array_transpose_8x8(__m128i *in, __m128i *res) { + const __m128i tr0_0 = _mm_unpacklo_epi16(in[0], in[1]); + const __m128i tr0_1 = _mm_unpacklo_epi16(in[2], in[3]); + const __m128i tr0_2 = _mm_unpackhi_epi16(in[0], in[1]); + const __m128i tr0_3 = _mm_unpackhi_epi16(in[2], in[3]); + const __m128i tr0_4 = _mm_unpacklo_epi16(in[4], in[5]); + const __m128i tr0_5 = _mm_unpacklo_epi16(in[6], in[7]); + const __m128i tr0_6 = _mm_unpackhi_epi16(in[4], in[5]); + const __m128i tr0_7 = _mm_unpackhi_epi16(in[6], in[7]); + + const __m128i tr1_0 = _mm_unpacklo_epi32(tr0_0, tr0_1); + const __m128i tr1_1 = _mm_unpacklo_epi32(tr0_4, tr0_5); + const __m128i tr1_2 = _mm_unpackhi_epi32(tr0_0, tr0_1); + const __m128i tr1_3 = _mm_unpackhi_epi32(tr0_4, tr0_5); + const __m128i tr1_4 = _mm_unpacklo_epi32(tr0_2, tr0_3); + const __m128i tr1_5 = _mm_unpacklo_epi32(tr0_6, tr0_7); + const __m128i tr1_6 = _mm_unpackhi_epi32(tr0_2, tr0_3); + const __m128i tr1_7 = _mm_unpackhi_epi32(tr0_6, tr0_7); + + res[0] = _mm_unpacklo_epi64(tr1_0, tr1_1); + res[1] = _mm_unpackhi_epi64(tr1_0, tr1_1); + res[2] = _mm_unpacklo_epi64(tr1_2, tr1_3); + res[3] = _mm_unpackhi_epi64(tr1_2, tr1_3); + res[4] = _mm_unpacklo_epi64(tr1_4, tr1_5); + res[5] = _mm_unpackhi_epi64(tr1_4, tr1_5); + res[6] = _mm_unpacklo_epi64(tr1_6, tr1_7); + res[7] = _mm_unpackhi_epi64(tr1_6, tr1_7); +} + +#define TRANSPOSE_8X4(in0, in1, in2, in3, out0, out1) \ + { \ + const __m128i tr0_0 = _mm_unpacklo_epi16(in0, in1); \ + const __m128i tr0_1 = _mm_unpacklo_epi16(in2, in3); \ + \ + in0 = _mm_unpacklo_epi32(tr0_0, tr0_1); /* i1 i0 */ \ + in1 = _mm_unpackhi_epi32(tr0_0, tr0_1); /* i3 i2 */ \ + } + +static INLINE void array_transpose_4X8(__m128i *in, __m128i * out) { + const __m128i tr0_0 = _mm_unpacklo_epi16(in[0], in[1]); + const __m128i tr0_1 = _mm_unpacklo_epi16(in[2], in[3]); + const __m128i tr0_4 = _mm_unpacklo_epi16(in[4], in[5]); + const __m128i tr0_5 = _mm_unpacklo_epi16(in[6], in[7]); + + const __m128i tr1_0 = _mm_unpacklo_epi32(tr0_0, tr0_1); + const __m128i tr1_2 = _mm_unpackhi_epi32(tr0_0, tr0_1); + const __m128i tr1_4 = _mm_unpacklo_epi32(tr0_4, tr0_5); + const __m128i tr1_6 = _mm_unpackhi_epi32(tr0_4, tr0_5); + + out[0] = _mm_unpacklo_epi64(tr1_0, tr1_4); + out[1] = _mm_unpackhi_epi64(tr1_0, tr1_4); + out[2] = _mm_unpacklo_epi64(tr1_2, tr1_6); + out[3] = _mm_unpackhi_epi64(tr1_2, tr1_6); +} + +static INLINE void array_transpose_16x16(__m128i *res0, __m128i *res1) { + __m128i tbuf[8]; + array_transpose_8x8(res0, res0); + array_transpose_8x8(res1, tbuf); + array_transpose_8x8(res0 + 8, res1); + array_transpose_8x8(res1 + 8, res1 + 8); + + res0[8] = tbuf[0]; + res0[9] = tbuf[1]; + res0[10] = tbuf[2]; + res0[11] = tbuf[3]; + res0[12] = tbuf[4]; + res0[13] = tbuf[5]; + res0[14] = tbuf[6]; + res0[15] = tbuf[7]; +} + +static INLINE void load_buffer_8x16(const int16_t *input, __m128i *in) { + in[0] = _mm_load_si128((const __m128i *)(input + 0 * 16)); + in[1] = _mm_load_si128((const __m128i *)(input + 1 * 16)); + in[2] = _mm_load_si128((const __m128i *)(input + 2 * 16)); + in[3] = _mm_load_si128((const __m128i *)(input + 3 * 16)); + in[4] = _mm_load_si128((const __m128i *)(input + 4 * 16)); + in[5] = _mm_load_si128((const __m128i *)(input + 5 * 16)); + in[6] = _mm_load_si128((const __m128i *)(input + 6 * 16)); + in[7] = _mm_load_si128((const __m128i *)(input + 7 * 16)); + + in[8] = _mm_load_si128((const __m128i *)(input + 8 * 16)); + in[9] = _mm_load_si128((const __m128i *)(input + 9 * 16)); + in[10] = _mm_load_si128((const __m128i *)(input + 10 * 16)); + in[11] = _mm_load_si128((const __m128i *)(input + 11 * 16)); + in[12] = _mm_load_si128((const __m128i *)(input + 12 * 16)); + in[13] = _mm_load_si128((const __m128i *)(input + 13 * 16)); + in[14] = _mm_load_si128((const __m128i *)(input + 14 * 16)); + in[15] = _mm_load_si128((const __m128i *)(input + 15 * 16)); +} + +#define RECON_AND_STORE(dest, in_x) \ + { \ + __m128i d0 = _mm_loadl_epi64((__m128i *)(dest)); \ + d0 = _mm_unpacklo_epi8(d0, zero); \ + d0 = _mm_add_epi16(in_x, d0); \ + d0 = _mm_packus_epi16(d0, d0); \ + _mm_storel_epi64((__m128i *)(dest), d0); \ + } + +static INLINE void write_buffer_8x16(uint8_t *dest, __m128i *in, int stride) { + const __m128i final_rounding = _mm_set1_epi16(1<<5); + const __m128i zero = _mm_setzero_si128(); + // Final rounding and shift + in[0] = _mm_adds_epi16(in[0], final_rounding); + in[1] = _mm_adds_epi16(in[1], final_rounding); + in[2] = _mm_adds_epi16(in[2], final_rounding); + in[3] = _mm_adds_epi16(in[3], final_rounding); + in[4] = _mm_adds_epi16(in[4], final_rounding); + in[5] = _mm_adds_epi16(in[5], final_rounding); + in[6] = _mm_adds_epi16(in[6], final_rounding); + in[7] = _mm_adds_epi16(in[7], final_rounding); + in[8] = _mm_adds_epi16(in[8], final_rounding); + in[9] = _mm_adds_epi16(in[9], final_rounding); + in[10] = _mm_adds_epi16(in[10], final_rounding); + in[11] = _mm_adds_epi16(in[11], final_rounding); + in[12] = _mm_adds_epi16(in[12], final_rounding); + in[13] = _mm_adds_epi16(in[13], final_rounding); + in[14] = _mm_adds_epi16(in[14], final_rounding); + in[15] = _mm_adds_epi16(in[15], final_rounding); + + in[0] = _mm_srai_epi16(in[0], 6); + in[1] = _mm_srai_epi16(in[1], 6); + in[2] = _mm_srai_epi16(in[2], 6); + in[3] = _mm_srai_epi16(in[3], 6); + in[4] = _mm_srai_epi16(in[4], 6); + in[5] = _mm_srai_epi16(in[5], 6); + in[6] = _mm_srai_epi16(in[6], 6); + in[7] = _mm_srai_epi16(in[7], 6); + in[8] = _mm_srai_epi16(in[8], 6); + in[9] = _mm_srai_epi16(in[9], 6); + in[10] = _mm_srai_epi16(in[10], 6); + in[11] = _mm_srai_epi16(in[11], 6); + in[12] = _mm_srai_epi16(in[12], 6); + in[13] = _mm_srai_epi16(in[13], 6); + in[14] = _mm_srai_epi16(in[14], 6); + in[15] = _mm_srai_epi16(in[15], 6); + + RECON_AND_STORE(dest + 0 * stride, in[0]); + RECON_AND_STORE(dest + 1 * stride, in[1]); + RECON_AND_STORE(dest + 2 * stride, in[2]); + RECON_AND_STORE(dest + 3 * stride, in[3]); + RECON_AND_STORE(dest + 4 * stride, in[4]); + RECON_AND_STORE(dest + 5 * stride, in[5]); + RECON_AND_STORE(dest + 6 * stride, in[6]); + RECON_AND_STORE(dest + 7 * stride, in[7]); + RECON_AND_STORE(dest + 8 * stride, in[8]); + RECON_AND_STORE(dest + 9 * stride, in[9]); + RECON_AND_STORE(dest + 10 * stride, in[10]); + RECON_AND_STORE(dest + 11 * stride, in[11]); + RECON_AND_STORE(dest + 12 * stride, in[12]); + RECON_AND_STORE(dest + 13 * stride, in[13]); + RECON_AND_STORE(dest + 14 * stride, in[14]); + RECON_AND_STORE(dest + 15 * stride, in[15]); +} diff --git a/media/libvpx/vp9/common/x86/vp9_idct_ssse3_x86_64.asm b/media/libvpx/vp9/common/x86/vp9_idct_ssse3_x86_64.asm new file mode 100644 index 000000000..2c1060710 --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_idct_ssse3_x86_64.asm @@ -0,0 +1,300 @@ +; +; Copyright (c) 2014 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; +%include "third_party/x86inc/x86inc.asm" + +; This file provides SSSE3 version of the inverse transformation. Part +; of the functions are originally derived from the ffmpeg project. +; Note that the current version applies to x86 64-bit only. + +SECTION_RODATA + +pw_11585x2: times 8 dw 23170 +pd_8192: times 4 dd 8192 +pw_16: times 8 dw 16 + +%macro TRANSFORM_COEFFS 2 +pw_%1_%2: dw %1, %2, %1, %2, %1, %2, %1, %2 +pw_m%2_%1: dw -%2, %1, -%2, %1, -%2, %1, -%2, %1 +%endmacro + +TRANSFORM_COEFFS 6270, 15137 +TRANSFORM_COEFFS 3196, 16069 +TRANSFORM_COEFFS 13623, 9102 + +%macro PAIR_PP_COEFFS 2 +dpw_%1_%2: dw %1, %1, %1, %1, %2, %2, %2, %2 +%endmacro + +%macro PAIR_MP_COEFFS 2 +dpw_m%1_%2: dw -%1, -%1, -%1, -%1, %2, %2, %2, %2 +%endmacro + +%macro PAIR_MM_COEFFS 2 +dpw_m%1_m%2: dw -%1, -%1, -%1, -%1, -%2, -%2, -%2, -%2 +%endmacro + +PAIR_PP_COEFFS 30274, 12540 +PAIR_PP_COEFFS 6392, 32138 +PAIR_MP_COEFFS 18204, 27246 + +PAIR_PP_COEFFS 12540, 12540 +PAIR_PP_COEFFS 30274, 30274 +PAIR_PP_COEFFS 6392, 6392 +PAIR_PP_COEFFS 32138, 32138 +PAIR_MM_COEFFS 18204, 18204 +PAIR_PP_COEFFS 27246, 27246 + +SECTION .text + +%if ARCH_X86_64 +%macro SUM_SUB 3 + psubw m%3, m%1, m%2 + paddw m%1, m%2 + SWAP %2, %3 +%endmacro + +; butterfly operation +%macro MUL_ADD_2X 6 ; dst1, dst2, src, round, coefs1, coefs2 + pmaddwd m%1, m%3, %5 + pmaddwd m%2, m%3, %6 + paddd m%1, %4 + paddd m%2, %4 + psrad m%1, 14 + psrad m%2, 14 +%endmacro + +%macro BUTTERFLY_4X 7 ; dst1, dst2, coef1, coef2, round, tmp1, tmp2 + punpckhwd m%6, m%2, m%1 + MUL_ADD_2X %7, %6, %6, %5, [pw_m%4_%3], [pw_%3_%4] + punpcklwd m%2, m%1 + MUL_ADD_2X %1, %2, %2, %5, [pw_m%4_%3], [pw_%3_%4] + packssdw m%1, m%7 + packssdw m%2, m%6 +%endmacro + +; matrix transpose +%macro INTERLEAVE_2X 4 + punpckh%1 m%4, m%2, m%3 + punpckl%1 m%2, m%3 + SWAP %3, %4 +%endmacro + +%macro TRANSPOSE8X8 9 + INTERLEAVE_2X wd, %1, %2, %9 + INTERLEAVE_2X wd, %3, %4, %9 + INTERLEAVE_2X wd, %5, %6, %9 + INTERLEAVE_2X wd, %7, %8, %9 + + INTERLEAVE_2X dq, %1, %3, %9 + INTERLEAVE_2X dq, %2, %4, %9 + INTERLEAVE_2X dq, %5, %7, %9 + INTERLEAVE_2X dq, %6, %8, %9 + + INTERLEAVE_2X qdq, %1, %5, %9 + INTERLEAVE_2X qdq, %3, %7, %9 + INTERLEAVE_2X qdq, %2, %6, %9 + INTERLEAVE_2X qdq, %4, %8, %9 + + SWAP %2, %5 + SWAP %4, %7 +%endmacro + +%macro IDCT8_1D 0 + SUM_SUB 0, 4, 9 + BUTTERFLY_4X 2, 6, 6270, 15137, m8, 9, 10 + pmulhrsw m0, m12 + pmulhrsw m4, m12 + BUTTERFLY_4X 1, 7, 3196, 16069, m8, 9, 10 + BUTTERFLY_4X 5, 3, 13623, 9102, m8, 9, 10 + + SUM_SUB 1, 5, 9 + SUM_SUB 7, 3, 9 + SUM_SUB 0, 6, 9 + SUM_SUB 4, 2, 9 + SUM_SUB 3, 5, 9 + pmulhrsw m3, m12 + pmulhrsw m5, m12 + + SUM_SUB 0, 7, 9 + SUM_SUB 4, 3, 9 + SUM_SUB 2, 5, 9 + SUM_SUB 6, 1, 9 + + SWAP 3, 6 + SWAP 1, 4 +%endmacro + +; This macro handles 8 pixels per line +%macro ADD_STORE_8P_2X 5; src1, src2, tmp1, tmp2, zero + paddw m%1, m11 + paddw m%2, m11 + psraw m%1, 5 + psraw m%2, 5 + + movh m%3, [outputq] + movh m%4, [outputq + strideq] + punpcklbw m%3, m%5 + punpcklbw m%4, m%5 + paddw m%3, m%1 + paddw m%4, m%2 + packuswb m%3, m%5 + packuswb m%4, m%5 + movh [outputq], m%3 + movh [outputq + strideq], m%4 +%endmacro + +INIT_XMM ssse3 +; full inverse 8x8 2D-DCT transform +cglobal idct8x8_64_add, 3, 5, 13, input, output, stride + mova m8, [pd_8192] + mova m11, [pw_16] + mova m12, [pw_11585x2] + + lea r3, [2 * strideq] + + mova m0, [inputq + 0] + mova m1, [inputq + 16] + mova m2, [inputq + 32] + mova m3, [inputq + 48] + mova m4, [inputq + 64] + mova m5, [inputq + 80] + mova m6, [inputq + 96] + mova m7, [inputq + 112] + + TRANSPOSE8X8 0, 1, 2, 3, 4, 5, 6, 7, 9 + IDCT8_1D + TRANSPOSE8X8 0, 1, 2, 3, 4, 5, 6, 7, 9 + IDCT8_1D + + pxor m12, m12 + ADD_STORE_8P_2X 0, 1, 9, 10, 12 + lea outputq, [outputq + r3] + ADD_STORE_8P_2X 2, 3, 9, 10, 12 + lea outputq, [outputq + r3] + ADD_STORE_8P_2X 4, 5, 9, 10, 12 + lea outputq, [outputq + r3] + ADD_STORE_8P_2X 6, 7, 9, 10, 12 + + RET + +; inverse 8x8 2D-DCT transform with only first 10 coeffs non-zero +cglobal idct8x8_12_add, 3, 5, 13, input, output, stride + mova m8, [pd_8192] + mova m11, [pw_16] + mova m12, [pw_11585x2] + + lea r3, [2 * strideq] + + mova m0, [inputq + 0] + mova m1, [inputq + 16] + mova m2, [inputq + 32] + mova m3, [inputq + 48] + + punpcklwd m0, m1 + punpcklwd m2, m3 + punpckhdq m9, m0, m2 + punpckldq m0, m2 + SWAP 2, 9 + + ; m0 -> [0], [0] + ; m1 -> [1], [1] + ; m2 -> [2], [2] + ; m3 -> [3], [3] + punpckhqdq m10, m0, m0 + punpcklqdq m0, m0 + punpckhqdq m9, m2, m2 + punpcklqdq m2, m2 + SWAP 1, 10 + SWAP 3, 9 + + pmulhrsw m0, m12 + pmulhrsw m2, [dpw_30274_12540] + pmulhrsw m1, [dpw_6392_32138] + pmulhrsw m3, [dpw_m18204_27246] + + SUM_SUB 0, 2, 9 + SUM_SUB 1, 3, 9 + + punpcklqdq m9, m3, m3 + punpckhqdq m5, m3, m9 + + SUM_SUB 3, 5, 9 + punpckhqdq m5, m3 + pmulhrsw m5, m12 + + punpckhqdq m9, m1, m5 + punpcklqdq m1, m5 + SWAP 5, 9 + + SUM_SUB 0, 5, 9 + SUM_SUB 2, 1, 9 + + punpckhqdq m3, m0, m0 + punpckhqdq m4, m1, m1 + punpckhqdq m6, m5, m5 + punpckhqdq m7, m2, m2 + + punpcklwd m0, m3 + punpcklwd m7, m2 + punpcklwd m1, m4 + punpcklwd m6, m5 + + punpckhdq m4, m0, m7 + punpckldq m0, m7 + punpckhdq m10, m1, m6 + punpckldq m5, m1, m6 + + punpckhqdq m1, m0, m5 + punpcklqdq m0, m5 + punpckhqdq m3, m4, m10 + punpcklqdq m2, m4, m10 + + + pmulhrsw m0, m12 + pmulhrsw m6, m2, [dpw_30274_30274] + pmulhrsw m4, m2, [dpw_12540_12540] + + pmulhrsw m7, m1, [dpw_32138_32138] + pmulhrsw m1, [dpw_6392_6392] + pmulhrsw m5, m3, [dpw_m18204_m18204] + pmulhrsw m3, [dpw_27246_27246] + + mova m2, m0 + SUM_SUB 0, 6, 9 + SUM_SUB 2, 4, 9 + SUM_SUB 1, 5, 9 + SUM_SUB 7, 3, 9 + + SUM_SUB 3, 5, 9 + pmulhrsw m3, m12 + pmulhrsw m5, m12 + + SUM_SUB 0, 7, 9 + SUM_SUB 2, 3, 9 + SUM_SUB 4, 5, 9 + SUM_SUB 6, 1, 9 + + SWAP 3, 6 + SWAP 1, 2 + SWAP 2, 4 + + + pxor m12, m12 + ADD_STORE_8P_2X 0, 1, 9, 10, 12 + lea outputq, [outputq + r3] + ADD_STORE_8P_2X 2, 3, 9, 10, 12 + lea outputq, [outputq + r3] + ADD_STORE_8P_2X 4, 5, 9, 10, 12 + lea outputq, [outputq + r3] + ADD_STORE_8P_2X 6, 7, 9, 10, 12 + + RET + +%endif diff --git a/media/libvpx/vp9/common/x86/vp9_intrapred_sse2.asm b/media/libvpx/vp9/common/x86/vp9_intrapred_sse2.asm new file mode 100644 index 000000000..22b573188 --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_intrapred_sse2.asm @@ -0,0 +1,667 @@ +; +; Copyright (c) 2010 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + +%include "third_party/x86inc/x86inc.asm" + +SECTION_RODATA +pw_4: times 8 dw 4 +pw_8: times 8 dw 8 +pw_16: times 8 dw 16 +pw_32: times 8 dw 32 +dc_128: times 16 db 128 +pw2_4: times 8 dw 2 +pw2_8: times 8 dw 4 +pw2_16: times 8 dw 8 +pw2_32: times 8 dw 16 + +SECTION .text + +INIT_MMX sse +cglobal dc_predictor_4x4, 4, 5, 2, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + movd m0, [aboveq] + punpckldq m0, [leftq] + psadbw m0, m1 + paddw m0, [GLOBAL(pw_4)] + psraw m0, 3 + pshufw m0, m0, 0x0 + packuswb m0, m0 + movd [dstq ], m0 + movd [dstq+strideq], m0 + lea dstq, [dstq+strideq*2] + movd [dstq ], m0 + movd [dstq+strideq], m0 + + RESTORE_GOT + RET + +INIT_MMX sse +cglobal dc_left_predictor_4x4, 4, 5, 2, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + movd m0, [leftq] + psadbw m0, m1 + paddw m0, [GLOBAL(pw2_4)] + psraw m0, 2 + pshufw m0, m0, 0x0 + packuswb m0, m0 + movd [dstq ], m0 + movd [dstq+strideq], m0 + lea dstq, [dstq+strideq*2] + movd [dstq ], m0 + movd [dstq+strideq], m0 + + RESTORE_GOT + RET + +INIT_MMX sse +cglobal dc_top_predictor_4x4, 4, 5, 2, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + movd m0, [aboveq] + psadbw m0, m1 + paddw m0, [GLOBAL(pw2_4)] + psraw m0, 2 + pshufw m0, m0, 0x0 + packuswb m0, m0 + movd [dstq ], m0 + movd [dstq+strideq], m0 + lea dstq, [dstq+strideq*2] + movd [dstq ], m0 + movd [dstq+strideq], m0 + + RESTORE_GOT + RET + +INIT_MMX sse +cglobal dc_predictor_8x8, 4, 5, 3, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + movq m0, [aboveq] + movq m2, [leftq] + DEFINE_ARGS dst, stride, stride3 + lea stride3q, [strideq*3] + psadbw m0, m1 + psadbw m2, m1 + paddw m0, m2 + paddw m0, [GLOBAL(pw_8)] + psraw m0, 4 + pshufw m0, m0, 0x0 + packuswb m0, m0 + movq [dstq ], m0 + movq [dstq+strideq ], m0 + movq [dstq+strideq*2], m0 + movq [dstq+stride3q ], m0 + lea dstq, [dstq+strideq*4] + movq [dstq ], m0 + movq [dstq+strideq ], m0 + movq [dstq+strideq*2], m0 + movq [dstq+stride3q ], m0 + + RESTORE_GOT + RET + +INIT_MMX sse +cglobal dc_top_predictor_8x8, 4, 5, 3, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + movq m0, [aboveq] + DEFINE_ARGS dst, stride, stride3 + lea stride3q, [strideq*3] + psadbw m0, m1 + paddw m0, [GLOBAL(pw2_8)] + psraw m0, 3 + pshufw m0, m0, 0x0 + packuswb m0, m0 + movq [dstq ], m0 + movq [dstq+strideq ], m0 + movq [dstq+strideq*2], m0 + movq [dstq+stride3q ], m0 + lea dstq, [dstq+strideq*4] + movq [dstq ], m0 + movq [dstq+strideq ], m0 + movq [dstq+strideq*2], m0 + movq [dstq+stride3q ], m0 + + RESTORE_GOT + RET + +INIT_MMX sse +cglobal dc_left_predictor_8x8, 4, 5, 3, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + movq m0, [leftq] + DEFINE_ARGS dst, stride, stride3 + lea stride3q, [strideq*3] + psadbw m0, m1 + paddw m0, [GLOBAL(pw2_8)] + psraw m0, 3 + pshufw m0, m0, 0x0 + packuswb m0, m0 + movq [dstq ], m0 + movq [dstq+strideq ], m0 + movq [dstq+strideq*2], m0 + movq [dstq+stride3q ], m0 + lea dstq, [dstq+strideq*4] + movq [dstq ], m0 + movq [dstq+strideq ], m0 + movq [dstq+strideq*2], m0 + movq [dstq+stride3q ], m0 + + RESTORE_GOT + RET + +INIT_MMX sse +cglobal dc_128_predictor_4x4, 4, 5, 3, dst, stride, above, left, goffset + GET_GOT goffsetq + + DEFINE_ARGS dst, stride, stride3 + lea stride3q, [strideq*3] + movd m0, [GLOBAL(dc_128)] + movd [dstq ], m0 + movd [dstq+strideq ], m0 + movd [dstq+strideq*2], m0 + movd [dstq+stride3q ], m0 + RESTORE_GOT + RET + +INIT_MMX sse +cglobal dc_128_predictor_8x8, 4, 5, 3, dst, stride, above, left, goffset + GET_GOT goffsetq + + DEFINE_ARGS dst, stride, stride3 + lea stride3q, [strideq*3] + movq m0, [GLOBAL(dc_128)] + movq [dstq ], m0 + movq [dstq+strideq ], m0 + movq [dstq+strideq*2], m0 + movq [dstq+stride3q ], m0 + lea dstq, [dstq+strideq*4] + movq [dstq ], m0 + movq [dstq+strideq ], m0 + movq [dstq+strideq*2], m0 + movq [dstq+stride3q ], m0 + RESTORE_GOT + RET + +INIT_XMM sse2 +cglobal dc_predictor_16x16, 4, 5, 3, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + mova m0, [aboveq] + mova m2, [leftq] + DEFINE_ARGS dst, stride, stride3, lines4 + lea stride3q, [strideq*3] + mov lines4d, 4 + psadbw m0, m1 + psadbw m2, m1 + paddw m0, m2 + movhlps m2, m0 + paddw m0, m2 + paddw m0, [GLOBAL(pw_16)] + psraw m0, 5 + pshuflw m0, m0, 0x0 + punpcklqdq m0, m0 + packuswb m0, m0 +.loop: + mova [dstq ], m0 + mova [dstq+strideq ], m0 + mova [dstq+strideq*2], m0 + mova [dstq+stride3q ], m0 + lea dstq, [dstq+strideq*4] + dec lines4d + jnz .loop + + RESTORE_GOT + REP_RET + + +INIT_XMM sse2 +cglobal dc_top_predictor_16x16, 4, 5, 3, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + pxor m2, m2 + mova m0, [aboveq] + DEFINE_ARGS dst, stride, stride3, lines4 + lea stride3q, [strideq*3] + mov lines4d, 4 + psadbw m0, m1 + psadbw m2, m1 + paddw m0, m2 + movhlps m2, m0 + paddw m0, m2 + paddw m0, [GLOBAL(pw2_16)] + psraw m0, 4 + pshuflw m0, m0, 0x0 + punpcklqdq m0, m0 + packuswb m0, m0 +.loop: + mova [dstq ], m0 + mova [dstq+strideq ], m0 + mova [dstq+strideq*2], m0 + mova [dstq+stride3q ], m0 + lea dstq, [dstq+strideq*4] + dec lines4d + jnz .loop + + RESTORE_GOT + REP_RET + +INIT_XMM sse2 +cglobal dc_left_predictor_16x16, 4, 5, 3, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + pxor m2, m2 + mova m0, [leftq] + DEFINE_ARGS dst, stride, stride3, lines4 + lea stride3q, [strideq*3] + mov lines4d, 4 + psadbw m0, m1 + psadbw m2, m1 + paddw m0, m2 + movhlps m2, m0 + paddw m0, m2 + paddw m0, [GLOBAL(pw2_16)] + psraw m0, 4 + pshuflw m0, m0, 0x0 + punpcklqdq m0, m0 + packuswb m0, m0 +.loop: + mova [dstq ], m0 + mova [dstq+strideq ], m0 + mova [dstq+strideq*2], m0 + mova [dstq+stride3q ], m0 + lea dstq, [dstq+strideq*4] + dec lines4d + jnz .loop + + RESTORE_GOT + REP_RET + +INIT_XMM sse2 +cglobal dc_128_predictor_16x16, 4, 5, 3, dst, stride, above, left, goffset + GET_GOT goffsetq + + DEFINE_ARGS dst, stride, stride3, lines4 + lea stride3q, [strideq*3] + mov lines4d, 4 + mova m0, [GLOBAL(dc_128)] +.loop: + mova [dstq ], m0 + mova [dstq+strideq ], m0 + mova [dstq+strideq*2], m0 + mova [dstq+stride3q ], m0 + lea dstq, [dstq+strideq*4] + dec lines4d + jnz .loop + RESTORE_GOT + RET + + +INIT_XMM sse2 +cglobal dc_predictor_32x32, 4, 5, 5, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + mova m0, [aboveq] + mova m2, [aboveq+16] + mova m3, [leftq] + mova m4, [leftq+16] + DEFINE_ARGS dst, stride, stride3, lines4 + lea stride3q, [strideq*3] + mov lines4d, 8 + psadbw m0, m1 + psadbw m2, m1 + psadbw m3, m1 + psadbw m4, m1 + paddw m0, m2 + paddw m0, m3 + paddw m0, m4 + movhlps m2, m0 + paddw m0, m2 + paddw m0, [GLOBAL(pw_32)] + psraw m0, 6 + pshuflw m0, m0, 0x0 + punpcklqdq m0, m0 + packuswb m0, m0 +.loop: + mova [dstq ], m0 + mova [dstq +16], m0 + mova [dstq+strideq ], m0 + mova [dstq+strideq +16], m0 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*2+16], m0 + mova [dstq+stride3q ], m0 + mova [dstq+stride3q +16], m0 + lea dstq, [dstq+strideq*4] + dec lines4d + jnz .loop + + RESTORE_GOT + REP_RET + +INIT_XMM sse2 +cglobal dc_top_predictor_32x32, 4, 5, 5, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + mova m0, [aboveq] + mova m2, [aboveq+16] + DEFINE_ARGS dst, stride, stride3, lines4 + lea stride3q, [strideq*3] + mov lines4d, 8 + psadbw m0, m1 + psadbw m2, m1 + paddw m0, m2 + movhlps m2, m0 + paddw m0, m2 + paddw m0, [GLOBAL(pw2_32)] + psraw m0, 5 + pshuflw m0, m0, 0x0 + punpcklqdq m0, m0 + packuswb m0, m0 +.loop: + mova [dstq ], m0 + mova [dstq +16], m0 + mova [dstq+strideq ], m0 + mova [dstq+strideq +16], m0 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*2+16], m0 + mova [dstq+stride3q ], m0 + mova [dstq+stride3q +16], m0 + lea dstq, [dstq+strideq*4] + dec lines4d + jnz .loop + + RESTORE_GOT + REP_RET + +INIT_XMM sse2 +cglobal dc_left_predictor_32x32, 4, 5, 5, dst, stride, above, left, goffset + GET_GOT goffsetq + + pxor m1, m1 + mova m0, [leftq] + mova m2, [leftq+16] + DEFINE_ARGS dst, stride, stride3, lines4 + lea stride3q, [strideq*3] + mov lines4d, 8 + psadbw m0, m1 + psadbw m2, m1 + paddw m0, m2 + movhlps m2, m0 + paddw m0, m2 + paddw m0, [GLOBAL(pw2_32)] + psraw m0, 5 + pshuflw m0, m0, 0x0 + punpcklqdq m0, m0 + packuswb m0, m0 +.loop: + mova [dstq ], m0 + mova [dstq +16], m0 + mova [dstq+strideq ], m0 + mova [dstq+strideq +16], m0 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*2+16], m0 + mova [dstq+stride3q ], m0 + mova [dstq+stride3q +16], m0 + lea dstq, [dstq+strideq*4] + dec lines4d + jnz .loop + + RESTORE_GOT + REP_RET + +INIT_XMM sse2 +cglobal dc_128_predictor_32x32, 4, 5, 3, dst, stride, above, left, goffset + GET_GOT goffsetq + + DEFINE_ARGS dst, stride, stride3, lines4 + lea stride3q, [strideq*3] + mov lines4d, 8 + mova m0, [GLOBAL(dc_128)] +.loop: + mova [dstq ], m0 + mova [dstq +16], m0 + mova [dstq+strideq ], m0 + mova [dstq+strideq +16], m0 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*2+16], m0 + mova [dstq+stride3q ], m0 + mova [dstq+stride3q +16], m0 + lea dstq, [dstq+strideq*4] + dec lines4d + jnz .loop + RESTORE_GOT + RET + +INIT_MMX sse +cglobal v_predictor_4x4, 3, 3, 1, dst, stride, above + movd m0, [aboveq] + movd [dstq ], m0 + movd [dstq+strideq], m0 + lea dstq, [dstq+strideq*2] + movd [dstq ], m0 + movd [dstq+strideq], m0 + RET + +INIT_MMX sse +cglobal v_predictor_8x8, 3, 3, 1, dst, stride, above + movq m0, [aboveq] + DEFINE_ARGS dst, stride, stride3 + lea stride3q, [strideq*3] + movq [dstq ], m0 + movq [dstq+strideq ], m0 + movq [dstq+strideq*2], m0 + movq [dstq+stride3q ], m0 + lea dstq, [dstq+strideq*4] + movq [dstq ], m0 + movq [dstq+strideq ], m0 + movq [dstq+strideq*2], m0 + movq [dstq+stride3q ], m0 + RET + +INIT_XMM sse2 +cglobal v_predictor_16x16, 3, 4, 1, dst, stride, above + mova m0, [aboveq] + DEFINE_ARGS dst, stride, stride3, nlines4 + lea stride3q, [strideq*3] + mov nlines4d, 4 +.loop: + mova [dstq ], m0 + mova [dstq+strideq ], m0 + mova [dstq+strideq*2], m0 + mova [dstq+stride3q ], m0 + lea dstq, [dstq+strideq*4] + dec nlines4d + jnz .loop + REP_RET + +INIT_XMM sse2 +cglobal v_predictor_32x32, 3, 4, 2, dst, stride, above + mova m0, [aboveq] + mova m1, [aboveq+16] + DEFINE_ARGS dst, stride, stride3, nlines4 + lea stride3q, [strideq*3] + mov nlines4d, 8 +.loop: + mova [dstq ], m0 + mova [dstq +16], m1 + mova [dstq+strideq ], m0 + mova [dstq+strideq +16], m1 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*2+16], m1 + mova [dstq+stride3q ], m0 + mova [dstq+stride3q +16], m1 + lea dstq, [dstq+strideq*4] + dec nlines4d + jnz .loop + REP_RET + +INIT_MMX sse +cglobal tm_predictor_4x4, 4, 4, 4, dst, stride, above, left + pxor m1, m1 + movd m2, [aboveq-1] + movd m0, [aboveq] + punpcklbw m2, m1 + punpcklbw m0, m1 + pshufw m2, m2, 0x0 + DEFINE_ARGS dst, stride, line, left + mov lineq, -2 + add leftq, 4 + psubw m0, m2 +.loop: + movd m2, [leftq+lineq*2] + movd m3, [leftq+lineq*2+1] + punpcklbw m2, m1 + punpcklbw m3, m1 + pshufw m2, m2, 0x0 + pshufw m3, m3, 0x0 + paddw m2, m0 + paddw m3, m0 + packuswb m2, m2 + packuswb m3, m3 + movd [dstq ], m2 + movd [dstq+strideq], m3 + lea dstq, [dstq+strideq*2] + inc lineq + jnz .loop + REP_RET + +INIT_XMM sse2 +cglobal tm_predictor_8x8, 4, 4, 4, dst, stride, above, left + pxor m1, m1 + movd m2, [aboveq-1] + movq m0, [aboveq] + punpcklbw m2, m1 + punpcklbw m0, m1 + pshuflw m2, m2, 0x0 + DEFINE_ARGS dst, stride, line, left + mov lineq, -4 + punpcklqdq m2, m2 + add leftq, 8 + psubw m0, m2 +.loop: + movd m2, [leftq+lineq*2] + movd m3, [leftq+lineq*2+1] + punpcklbw m2, m1 + punpcklbw m3, m1 + pshuflw m2, m2, 0x0 + pshuflw m3, m3, 0x0 + punpcklqdq m2, m2 + punpcklqdq m3, m3 + paddw m2, m0 + paddw m3, m0 + packuswb m2, m3 + movq [dstq ], m2 + movhps [dstq+strideq], m2 + lea dstq, [dstq+strideq*2] + inc lineq + jnz .loop + REP_RET + +INIT_XMM sse2 +cglobal tm_predictor_16x16, 4, 4, 7, dst, stride, above, left + pxor m1, m1 + movd m2, [aboveq-1] + mova m0, [aboveq] + punpcklbw m2, m1 + punpckhbw m4, m0, m1 + punpcklbw m0, m1 + pshuflw m2, m2, 0x0 + DEFINE_ARGS dst, stride, line, left + mov lineq, -8 + punpcklqdq m2, m2 + add leftq, 16 + psubw m0, m2 + psubw m4, m2 +.loop: + movd m2, [leftq+lineq*2] + movd m3, [leftq+lineq*2+1] + punpcklbw m2, m1 + punpcklbw m3, m1 + pshuflw m2, m2, 0x0 + pshuflw m3, m3, 0x0 + punpcklqdq m2, m2 + punpcklqdq m3, m3 + paddw m5, m2, m0 + paddw m6, m3, m0 + paddw m2, m4 + paddw m3, m4 + packuswb m5, m2 + packuswb m6, m3 + mova [dstq ], m5 + mova [dstq+strideq], m6 + lea dstq, [dstq+strideq*2] + inc lineq + jnz .loop + REP_RET + +%if ARCH_X86_64 +INIT_XMM sse2 +cglobal tm_predictor_32x32, 4, 4, 10, dst, stride, above, left + pxor m1, m1 + movd m2, [aboveq-1] + mova m0, [aboveq] + mova m4, [aboveq+16] + punpcklbw m2, m1 + punpckhbw m3, m0, m1 + punpckhbw m5, m4, m1 + punpcklbw m0, m1 + punpcklbw m4, m1 + pshuflw m2, m2, 0x0 + DEFINE_ARGS dst, stride, line, left + mov lineq, -16 + punpcklqdq m2, m2 + add leftq, 32 + psubw m0, m2 + psubw m3, m2 + psubw m4, m2 + psubw m5, m2 +.loop: + movd m2, [leftq+lineq*2] + movd m6, [leftq+lineq*2+1] + punpcklbw m2, m1 + punpcklbw m6, m1 + pshuflw m2, m2, 0x0 + pshuflw m6, m6, 0x0 + punpcklqdq m2, m2 + punpcklqdq m6, m6 + paddw m7, m2, m0 + paddw m8, m2, m3 + paddw m9, m2, m4 + paddw m2, m5 + packuswb m7, m8 + packuswb m9, m2 + paddw m2, m6, m0 + paddw m8, m6, m3 + mova [dstq ], m7 + paddw m7, m6, m4 + paddw m6, m5 + mova [dstq +16], m9 + packuswb m2, m8 + packuswb m7, m6 + mova [dstq+strideq ], m2 + mova [dstq+strideq+16], m7 + lea dstq, [dstq+strideq*2] + inc lineq + jnz .loop + REP_RET +%endif diff --git a/media/libvpx/vp9/common/x86/vp9_intrapred_ssse3.asm b/media/libvpx/vp9/common/x86/vp9_intrapred_ssse3.asm new file mode 100644 index 000000000..88df9b2d1 --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_intrapred_ssse3.asm @@ -0,0 +1,1036 @@ +; +; Copyright (c) 2010 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + +%include "third_party/x86inc/x86inc.asm" + +SECTION_RODATA + +pb_1: times 16 db 1 +sh_b01234577: db 0, 1, 2, 3, 4, 5, 7, 7, 0, 0, 0, 0, 0, 0, 0, 0 +sh_b12345677: db 1, 2, 3, 4, 5, 6, 7, 7, 0, 0, 0, 0, 0, 0, 0, 0 +sh_b23456777: db 2, 3, 4, 5, 6, 7, 7, 7, 0, 0, 0, 0, 0, 0, 0, 0 +sh_b0123456777777777: db 0, 1, 2, 3, 4, 5, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7 +sh_b1234567777777777: db 1, 2, 3, 4, 5, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7 +sh_b2345677777777777: db 2, 3, 4, 5, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7 +sh_b123456789abcdeff: db 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 15 +sh_b23456789abcdefff: db 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 15, 15 +sh_b32104567: db 3, 2, 1, 0, 4, 5, 6, 7, 0, 0, 0, 0, 0, 0, 0, 0 +sh_b8091a2b345: db 8, 0, 9, 1, 10, 2, 11, 3, 4, 5, 0, 0, 0, 0, 0, 0 +sh_b76543210: db 7, 6, 5, 4, 3, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 +sh_b65432108: db 6, 5, 4, 3, 2, 1, 0, 8, 0, 0, 0, 0, 0, 0, 0, 0 +sh_b54321089: db 5, 4, 3, 2, 1, 0, 8, 9, 0, 0, 0, 0, 0, 0, 0, 0 +sh_b89abcdef: db 8, 9, 10, 11, 12, 13, 14, 15, 0, 0, 0, 0, 0, 0, 0, 0 +sh_bfedcba9876543210: db 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0 +sh_b1233: db 1, 2, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 +sh_b2333: db 2, 3, 3, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 + +SECTION .text + +INIT_MMX ssse3 +cglobal h_predictor_4x4, 2, 4, 3, dst, stride, line, left + movifnidn leftq, leftmp + add leftq, 4 + mov lineq, -2 + pxor m0, m0 +.loop: + movd m1, [leftq+lineq*2 ] + movd m2, [leftq+lineq*2+1] + pshufb m1, m0 + pshufb m2, m0 + movd [dstq ], m1 + movd [dstq+strideq], m2 + lea dstq, [dstq+strideq*2] + inc lineq + jnz .loop + REP_RET + +INIT_MMX ssse3 +cglobal h_predictor_8x8, 2, 4, 3, dst, stride, line, left + movifnidn leftq, leftmp + add leftq, 8 + mov lineq, -4 + pxor m0, m0 +.loop: + movd m1, [leftq+lineq*2 ] + movd m2, [leftq+lineq*2+1] + pshufb m1, m0 + pshufb m2, m0 + movq [dstq ], m1 + movq [dstq+strideq], m2 + lea dstq, [dstq+strideq*2] + inc lineq + jnz .loop + REP_RET + +INIT_XMM ssse3 +cglobal h_predictor_16x16, 2, 4, 3, dst, stride, line, left + movifnidn leftq, leftmp + add leftq, 16 + mov lineq, -8 + pxor m0, m0 +.loop: + movd m1, [leftq+lineq*2 ] + movd m2, [leftq+lineq*2+1] + pshufb m1, m0 + pshufb m2, m0 + mova [dstq ], m1 + mova [dstq+strideq], m2 + lea dstq, [dstq+strideq*2] + inc lineq + jnz .loop + REP_RET + +INIT_XMM ssse3 +cglobal h_predictor_32x32, 2, 4, 3, dst, stride, line, left + movifnidn leftq, leftmp + add leftq, 32 + mov lineq, -16 + pxor m0, m0 +.loop: + movd m1, [leftq+lineq*2 ] + movd m2, [leftq+lineq*2+1] + pshufb m1, m0 + pshufb m2, m0 + mova [dstq ], m1 + mova [dstq +16], m1 + mova [dstq+strideq ], m2 + mova [dstq+strideq+16], m2 + lea dstq, [dstq+strideq*2] + inc lineq + jnz .loop + REP_RET + +INIT_MMX ssse3 +cglobal d45_predictor_4x4, 3, 4, 4, dst, stride, above, goffset + GET_GOT goffsetq + + movq m0, [aboveq] + pshufb m2, m0, [GLOBAL(sh_b23456777)] + pshufb m1, m0, [GLOBAL(sh_b01234577)] + pshufb m0, [GLOBAL(sh_b12345677)] + pavgb m3, m2, m1 + pxor m2, m1 + pand m2, [GLOBAL(pb_1)] + psubb m3, m2 + pavgb m0, m3 + + ; store 4 lines + movd [dstq ], m0 + psrlq m0, 8 + movd [dstq+strideq], m0 + lea dstq, [dstq+strideq*2] + psrlq m0, 8 + movd [dstq ], m0 + psrlq m0, 8 + movd [dstq+strideq], m0 + + RESTORE_GOT + RET + +INIT_MMX ssse3 +cglobal d45_predictor_8x8, 3, 4, 4, dst, stride, above, goffset + GET_GOT goffsetq + + movq m0, [aboveq] + mova m1, [GLOBAL(sh_b12345677)] + DEFINE_ARGS dst, stride, stride3 + lea stride3q, [strideq*3] + pshufb m2, m0, [GLOBAL(sh_b23456777)] + pavgb m3, m2, m0 + pxor m2, m0 + pshufb m0, m1 + pand m2, [GLOBAL(pb_1)] + psubb m3, m2 + pavgb m0, m3 + + ; store 4 lines + movq [dstq ], m0 + pshufb m0, m1 + movq [dstq+strideq ], m0 + pshufb m0, m1 + movq [dstq+strideq*2], m0 + pshufb m0, m1 + movq [dstq+stride3q ], m0 + pshufb m0, m1 + lea dstq, [dstq+strideq*4] + + ; store next 4 lines + movq [dstq ], m0 + pshufb m0, m1 + movq [dstq+strideq ], m0 + pshufb m0, m1 + movq [dstq+strideq*2], m0 + pshufb m0, m1 + movq [dstq+stride3q ], m0 + + RESTORE_GOT + RET + +INIT_XMM ssse3 +cglobal d45_predictor_16x16, 3, 6, 4, dst, stride, above, dst8, line, goffset + GET_GOT goffsetq + + mova m0, [aboveq] + DEFINE_ARGS dst, stride, stride3, dst8, line + lea stride3q, [strideq*3] + lea dst8q, [dstq+strideq*8] + mova m1, [GLOBAL(sh_b123456789abcdeff)] + pshufb m2, m0, [GLOBAL(sh_b23456789abcdefff)] + pavgb m3, m2, m0 + pxor m2, m0 + pshufb m0, m1 + pand m2, [GLOBAL(pb_1)] + psubb m3, m2 + pavgb m0, m3 + + ; first 4 lines and first half of 3rd 4 lines + mov lined, 2 +.loop: + mova [dstq ], m0 + movhps [dst8q ], m0 + pshufb m0, m1 + mova [dstq +strideq ], m0 + movhps [dst8q+strideq ], m0 + pshufb m0, m1 + mova [dstq +strideq*2 ], m0 + movhps [dst8q+strideq*2 ], m0 + pshufb m0, m1 + mova [dstq +stride3q ], m0 + movhps [dst8q+stride3q ], m0 + pshufb m0, m1 + lea dstq, [dstq +strideq*4] + lea dst8q, [dst8q+strideq*4] + dec lined + jnz .loop + + ; bottom-right 8x8 block + movhps [dstq +8], m0 + movhps [dstq+strideq +8], m0 + movhps [dstq+strideq*2+8], m0 + movhps [dstq+stride3q +8], m0 + lea dstq, [dstq+strideq*4] + movhps [dstq +8], m0 + movhps [dstq+strideq +8], m0 + movhps [dstq+strideq*2+8], m0 + movhps [dstq+stride3q +8], m0 + + RESTORE_GOT + RET + +INIT_XMM ssse3 +cglobal d45_predictor_32x32, 3, 6, 7, dst, stride, above, dst16, line, goffset + GET_GOT goffsetq + + mova m0, [aboveq] + mova m4, [aboveq+16] + DEFINE_ARGS dst, stride, stride3, dst16, line + lea stride3q, [strideq*3] + lea dst16q, [dstq +strideq*8] + lea dst16q, [dst16q+strideq*8] + mova m1, [GLOBAL(sh_b123456789abcdeff)] + pshufb m2, m4, [GLOBAL(sh_b23456789abcdefff)] + pavgb m3, m2, m4 + pxor m2, m4 + palignr m5, m4, m0, 1 + palignr m6, m4, m0, 2 + pshufb m4, m1 + pand m2, [GLOBAL(pb_1)] + psubb m3, m2 + pavgb m4, m3 + pavgb m3, m0, m6 + pxor m0, m6 + pand m0, [GLOBAL(pb_1)] + psubb m3, m0 + pavgb m5, m3 + + ; write 4x4 lines (and the first half of the second 4x4 lines) + mov lined, 4 +.loop: + mova [dstq ], m5 + mova [dstq +16], m4 + mova [dst16q ], m4 + palignr m3, m4, m5, 1 + pshufb m4, m1 + mova [dstq +strideq ], m3 + mova [dstq +strideq +16], m4 + mova [dst16q+strideq ], m4 + palignr m5, m4, m3, 1 + pshufb m4, m1 + mova [dstq +strideq*2 ], m5 + mova [dstq +strideq*2+16], m4 + mova [dst16q+strideq*2 ], m4 + palignr m3, m4, m5, 1 + pshufb m4, m1 + mova [dstq +stride3q ], m3 + mova [dstq +stride3q +16], m4 + mova [dst16q+stride3q ], m4 + palignr m5, m4, m3, 1 + pshufb m4, m1 + lea dstq, [dstq +strideq*4] + lea dst16q, [dst16q+strideq*4] + dec lined + jnz .loop + + ; write second half of second 4x4 lines + mova [dstq +16], m4 + mova [dstq +strideq +16], m4 + mova [dstq +strideq*2+16], m4 + mova [dstq +stride3q +16], m4 + lea dstq, [dstq +strideq*4] + mova [dstq +16], m4 + mova [dstq +strideq +16], m4 + mova [dstq +strideq*2+16], m4 + mova [dstq +stride3q +16], m4 + lea dstq, [dstq +strideq*4] + mova [dstq +16], m4 + mova [dstq +strideq +16], m4 + mova [dstq +strideq*2+16], m4 + mova [dstq +stride3q +16], m4 + lea dstq, [dstq +strideq*4] + mova [dstq +16], m4 + mova [dstq +strideq +16], m4 + mova [dstq +strideq*2+16], m4 + mova [dstq +stride3q +16], m4 + + RESTORE_GOT + RET + +; ------------------------------------------ +; input: x, y, z, result +; +; trick from pascal +; (x+2y+z+2)>>2 can be calculated as: +; result = avg(x,z) +; result -= xor(x,z) & 1 +; result = avg(result,y) +; ------------------------------------------ +%macro X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 4 + pavgb %4, %1, %3 + pxor %3, %1 + pand %3, [GLOBAL(pb_1)] + psubb %4, %3 + pavgb %4, %2 +%endmacro + +INIT_XMM ssse3 +cglobal d63_predictor_4x4, 3, 4, 5, dst, stride, above, goffset + GET_GOT goffsetq + + movq m3, [aboveq] + pshufb m1, m3, [GLOBAL(sh_b23456777)] + pshufb m2, m3, [GLOBAL(sh_b12345677)] + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m3, m2, m1, m4 + pavgb m3, m2 + + ; store 4 lines + movd [dstq ], m3 + movd [dstq+strideq], m4 + lea dstq, [dstq+strideq*2] + psrldq m3, 1 + psrldq m4, 1 + movd [dstq ], m3 + movd [dstq+strideq], m4 + RESTORE_GOT + RET + +INIT_XMM ssse3 +cglobal d63_predictor_8x8, 3, 4, 5, dst, stride, above, goffset + GET_GOT goffsetq + + movq m3, [aboveq] + DEFINE_ARGS dst, stride, stride3 + lea stride3q, [strideq*3] + pshufb m1, m3, [GLOBAL(sh_b2345677777777777)] + pshufb m0, m3, [GLOBAL(sh_b0123456777777777)] + pshufb m2, m3, [GLOBAL(sh_b1234567777777777)] + pshufb m3, [GLOBAL(sh_b0123456777777777)] + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m0, m2, m1, m4 + pavgb m3, m2 + + ; store 4 lines + movq [dstq ], m3 + movq [dstq+strideq], m4 + psrldq m3, 1 + psrldq m4, 1 + movq [dstq+strideq*2], m3 + movq [dstq+stride3q ], m4 + lea dstq, [dstq+strideq*4] + psrldq m3, 1 + psrldq m4, 1 + + ; store 4 lines + movq [dstq ], m3 + movq [dstq+strideq], m4 + psrldq m3, 1 + psrldq m4, 1 + movq [dstq+strideq*2], m3 + movq [dstq+stride3q ], m4 + RESTORE_GOT + RET + +INIT_XMM ssse3 +cglobal d63_predictor_16x16, 3, 5, 5, dst, stride, above, line, goffset + GET_GOT goffsetq + + mova m0, [aboveq] + DEFINE_ARGS dst, stride, stride3, line + lea stride3q, [strideq*3] + mova m1, [GLOBAL(sh_b123456789abcdeff)] + pshufb m2, m0, [GLOBAL(sh_b23456789abcdefff)] + pshufb m3, m0, m1 + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m0, m3, m2, m4 + pavgb m0, m3 + + mov lined, 4 +.loop: + mova [dstq ], m0 + mova [dstq+strideq ], m4 + pshufb m0, m1 + pshufb m4, m1 + mova [dstq+strideq*2], m0 + mova [dstq+stride3q ], m4 + pshufb m0, m1 + pshufb m4, m1 + lea dstq, [dstq+strideq*4] + dec lined + jnz .loop + RESTORE_GOT + REP_RET + +INIT_XMM ssse3 +cglobal d63_predictor_32x32, 3, 5, 8, dst, stride, above, line, goffset + GET_GOT goffsetq + + mova m0, [aboveq] + mova m7, [aboveq+16] + DEFINE_ARGS dst, stride, stride3, line + mova m1, [GLOBAL(sh_b123456789abcdeff)] + lea stride3q, [strideq*3] + pshufb m2, m7, [GLOBAL(sh_b23456789abcdefff)] + pshufb m3, m7, m1 + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m7, m3, m2, m4 + palignr m6, m7, m0, 1 + palignr m5, m7, m0, 2 + pavgb m7, m3 + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m0, m6, m5, m2 + pavgb m0, m6 + + mov lined, 8 +.loop: + mova [dstq ], m0 + mova [dstq +16], m7 + mova [dstq+strideq ], m2 + mova [dstq+strideq +16], m4 + palignr m3, m7, m0, 1 + palignr m5, m4, m2, 1 + pshufb m7, m1 + pshufb m4, m1 + + mova [dstq+strideq*2 ], m3 + mova [dstq+strideq*2+16], m7 + mova [dstq+stride3q ], m5 + mova [dstq+stride3q +16], m4 + palignr m0, m7, m3, 1 + palignr m2, m4, m5, 1 + pshufb m7, m1 + pshufb m4, m1 + lea dstq, [dstq+strideq*4] + dec lined + jnz .loop + RESTORE_GOT + REP_RET + +INIT_XMM ssse3 +cglobal d153_predictor_4x4, 4, 5, 4, dst, stride, above, left, goffset + GET_GOT goffsetq + movd m0, [leftq] ; l1, l2, l3, l4 + movd m1, [aboveq-1] ; tl, t1, t2, t3 + punpckldq m0, m1 ; l1, l2, l3, l4, tl, t1, t2, t3 + pshufb m0, [GLOBAL(sh_b32104567)]; l4, l3, l2, l1, tl, t1, t2, t3 + psrldq m1, m0, 1 ; l3, l2, l1, tl, t1, t2, t3 + psrldq m2, m0, 2 ; l2, l1, tl, t1, t2, t3 + ; comments below are for a predictor like this + ; A1 B1 C1 D1 + ; A2 B2 A1 B1 + ; A3 B3 A2 B2 + ; A4 B4 A3 B3 + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m0, m1, m2, m3 ; 3-tap avg B4 B3 B2 B1 C1 D1 + pavgb m1, m0 ; 2-tap avg A4 A3 A2 A1 + + punpcklqdq m3, m1 ; B4 B3 B2 B1 C1 D1 x x A4 A3 A2 A1 .. + + DEFINE_ARGS dst, stride, stride3 + lea stride3q, [strideq*3] + pshufb m3, [GLOBAL(sh_b8091a2b345)] ; A4 B4 A3 B3 A2 B2 A1 B1 C1 D1 .. + movd [dstq+stride3q ], m3 + psrldq m3, 2 ; A3 B3 A2 B2 A1 B1 C1 D1 .. + movd [dstq+strideq*2], m3 + psrldq m3, 2 ; A2 B2 A1 B1 C1 D1 .. + movd [dstq+strideq ], m3 + psrldq m3, 2 ; A1 B1 C1 D1 .. + movd [dstq ], m3 + RESTORE_GOT + RET + +INIT_XMM ssse3 +cglobal d153_predictor_8x8, 4, 5, 8, dst, stride, above, left, goffset + GET_GOT goffsetq + movq m0, [leftq] ; [0- 7] l1-8 [byte] + movhps m0, [aboveq-1] ; [8-15] tl, t1-7 [byte] + pshufb m1, m0, [GLOBAL(sh_b76543210)] ; l8-1 [word] + pshufb m2, m0, [GLOBAL(sh_b65432108)] ; l7-1,tl [word] + pshufb m3, m0, [GLOBAL(sh_b54321089)] ; l6-1,tl,t1 [word] + pshufb m0, [GLOBAL(sh_b89abcdef)] ; tl,t1-7 [word] + psrldq m4, m0, 1 ; t1-7 [word] + psrldq m5, m0, 2 ; t2-7 [word] + ; comments below are for a predictor like this + ; A1 B1 C1 D1 E1 F1 G1 H1 + ; A2 B2 A1 B1 C1 D1 E1 F1 + ; A3 B3 A2 B2 A1 B1 C1 D1 + ; A4 B4 A3 B3 A2 B2 A1 B1 + ; A5 B5 A4 B4 A3 B3 A2 B2 + ; A6 B6 A5 B5 A4 B4 A3 B3 + ; A7 B7 A6 B6 A5 B5 A4 B4 + ; A8 B8 A7 B7 A6 B6 A5 B5 + pavgb m6, m1, m2 ; 2-tap avg A8-A1 + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m0, m4, m5, m7 ; 3-tap avg C-H1 + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m1, m2, m3, m0 ; 3-tap avg B8-1 + + punpcklbw m6, m0 ; A-B8, A-B7 ... A-B2, A-B1 + + DEFINE_ARGS dst, stride, stride3 + lea stride3q, [strideq*3] + + movhps [dstq+stride3q], m6 ; A-B4, A-B3, A-B2, A-B1 + palignr m0, m7, m6, 10 ; A-B3, A-B2, A-B1, C-H1 + movq [dstq+strideq*2], m0 + psrldq m0, 2 ; A-B2, A-B1, C-H1 + movq [dstq+strideq ], m0 + psrldq m0, 2 ; A-H1 + movq [dstq ], m0 + lea dstq, [dstq+strideq*4] + movq [dstq+stride3q ], m6 ; A-B8, A-B7, A-B6, A-B5 + psrldq m6, 2 ; A-B7, A-B6, A-B5, A-B4 + movq [dstq+strideq*2], m6 + psrldq m6, 2 ; A-B6, A-B5, A-B4, A-B3 + movq [dstq+strideq ], m6 + psrldq m6, 2 ; A-B5, A-B4, A-B3, A-B2 + movq [dstq ], m6 + RESTORE_GOT + RET + +INIT_XMM ssse3 +cglobal d153_predictor_16x16, 4, 5, 8, dst, stride, above, left, goffset + GET_GOT goffsetq + mova m0, [leftq] + movu m7, [aboveq-1] + ; comments below are for a predictor like this + ; A1 B1 C1 D1 E1 F1 G1 H1 I1 J1 K1 L1 M1 N1 O1 P1 + ; A2 B2 A1 B1 C1 D1 E1 F1 G1 H1 I1 J1 K1 L1 M1 N1 + ; A3 B3 A2 B2 A1 B1 C1 D1 E1 F1 G1 H1 I1 J1 K1 L1 + ; A4 B4 A3 B3 A2 B2 A1 B1 C1 D1 E1 F1 G1 H1 I1 J1 + ; A5 B5 A4 B4 A3 B3 A2 B2 A1 B1 C1 D1 E1 F1 G1 H1 + ; A6 B6 A5 B5 A4 B4 A3 B3 A2 B2 A1 B1 C1 D1 E1 F1 + ; A7 B7 A6 B6 A5 B5 A4 B4 A3 B3 A2 B2 A1 B1 C1 D1 + ; A8 B8 A7 B7 A6 B6 A5 B5 A4 B4 A3 B3 A2 B2 A1 B1 + ; A9 B9 A8 B8 A7 B7 A6 B6 A5 B5 A4 B4 A3 B3 A2 B2 + ; Aa Ba A9 B9 A8 B8 A7 B7 A6 B6 A5 B5 A4 B4 A3 B3 + ; Ab Bb Aa Ba A9 B9 A8 B8 A7 B7 A6 B6 A5 B5 A4 B4 + ; Ac Bc Ab Bb Aa Ba A9 B9 A8 B8 A7 B7 A6 B6 A5 B5 + ; Ad Bd Ac Bc Ab Bb Aa Ba A9 B9 A8 B8 A7 B7 A6 B6 + ; Ae Be Ad Bd Ac Bc Ab Bb Aa Ba A9 B9 A8 B8 A7 B7 + ; Af Bf Ae Be Ad Bd Ac Bc Ab Bb Aa Ba A9 B9 A8 B8 + ; Ag Bg Af Bf Ae Be Ad Bd Ac Bc Ab Bb Aa Ba A9 B9 + pshufb m6, m7, [GLOBAL(sh_bfedcba9876543210)] + palignr m5, m0, m6, 15 + palignr m3, m0, m6, 14 + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m0, m5, m3, m4 ; 3-tap avg B3-Bg + pshufb m1, m0, [GLOBAL(sh_b123456789abcdeff)] + pavgb m5, m0 ; A1 - Ag + + punpcklbw m0, m4, m5 ; A-B8 ... A-B1 + punpckhbw m4, m5 ; A-B9 ... A-Bg + + pshufb m3, m7, [GLOBAL(sh_b123456789abcdeff)] + pshufb m5, m7, [GLOBAL(sh_b23456789abcdefff)] + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m7, m3, m5, m1 ; 3-tap avg C1-P1 + + pshufb m6, m0, [GLOBAL(sh_bfedcba9876543210)] + DEFINE_ARGS dst, stride, stride3 + lea stride3q, [strideq*3] + palignr m2, m1, m6, 14 + mova [dstq ], m2 + palignr m2, m1, m6, 12 + mova [dstq+strideq ], m2 + palignr m2, m1, m6, 10 + mova [dstq+strideq*2], m2 + palignr m2, m1, m6, 8 + mova [dstq+stride3q ], m2 + lea dstq, [dstq+strideq*4] + palignr m2, m1, m6, 6 + mova [dstq ], m2 + palignr m2, m1, m6, 4 + mova [dstq+strideq ], m2 + palignr m2, m1, m6, 2 + mova [dstq+strideq*2], m2 + pshufb m4, [GLOBAL(sh_bfedcba9876543210)] + mova [dstq+stride3q ], m6 + lea dstq, [dstq+strideq*4] + + palignr m2, m6, m4, 14 + mova [dstq ], m2 + palignr m2, m6, m4, 12 + mova [dstq+strideq ], m2 + palignr m2, m6, m4, 10 + mova [dstq+strideq*2], m2 + palignr m2, m6, m4, 8 + mova [dstq+stride3q ], m2 + lea dstq, [dstq+strideq*4] + palignr m2, m6, m4, 6 + mova [dstq ], m2 + palignr m2, m6, m4, 4 + mova [dstq+strideq ], m2 + palignr m2, m6, m4, 2 + mova [dstq+strideq*2], m2 + mova [dstq+stride3q ], m4 + RESTORE_GOT + RET + +INIT_XMM ssse3 +cglobal d153_predictor_32x32, 4, 5, 8, dst, stride, above, left, goffset + GET_GOT goffsetq + mova m0, [leftq] + movu m7, [aboveq-1] + movu m1, [aboveq+15] + + pshufb m4, m1, [GLOBAL(sh_b123456789abcdeff)] + pshufb m6, m1, [GLOBAL(sh_b23456789abcdefff)] + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m1, m4, m6, m2 ; 3-tap avg above [high] + + palignr m3, m1, m7, 1 + palignr m5, m1, m7, 2 + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m7, m3, m5, m1 ; 3-tap avg above [low] + + pshufb m7, [GLOBAL(sh_bfedcba9876543210)] + palignr m5, m0, m7, 15 + palignr m3, m0, m7, 14 + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m0, m5, m3, m4 ; 3-tap avg B3-Bg + pavgb m5, m0 ; A1 - Ag + punpcklbw m6, m4, m5 ; A-B8 ... A-B1 + punpckhbw m4, m5 ; A-B9 ... A-Bg + pshufb m6, [GLOBAL(sh_bfedcba9876543210)] + pshufb m4, [GLOBAL(sh_bfedcba9876543210)] + + DEFINE_ARGS dst, stride, stride3, left, line + lea stride3q, [strideq*3] + + palignr m5, m2, m1, 14 + palignr m7, m1, m6, 14 + mova [dstq ], m7 + mova [dstq+16 ], m5 + palignr m5, m2, m1, 12 + palignr m7, m1, m6, 12 + mova [dstq+strideq ], m7 + mova [dstq+strideq+16 ], m5 + palignr m5, m2, m1, 10 + palignr m7, m1, m6, 10 + mova [dstq+strideq*2 ], m7 + mova [dstq+strideq*2+16], m5 + palignr m5, m2, m1, 8 + palignr m7, m1, m6, 8 + mova [dstq+stride3q ], m7 + mova [dstq+stride3q+16 ], m5 + lea dstq, [dstq+strideq*4] + palignr m5, m2, m1, 6 + palignr m7, m1, m6, 6 + mova [dstq ], m7 + mova [dstq+16 ], m5 + palignr m5, m2, m1, 4 + palignr m7, m1, m6, 4 + mova [dstq+strideq ], m7 + mova [dstq+strideq+16 ], m5 + palignr m5, m2, m1, 2 + palignr m7, m1, m6, 2 + mova [dstq+strideq*2 ], m7 + mova [dstq+strideq*2+16], m5 + mova [dstq+stride3q ], m6 + mova [dstq+stride3q+16 ], m1 + lea dstq, [dstq+strideq*4] + + palignr m5, m1, m6, 14 + palignr m3, m6, m4, 14 + mova [dstq ], m3 + mova [dstq+16 ], m5 + palignr m5, m1, m6, 12 + palignr m3, m6, m4, 12 + mova [dstq+strideq ], m3 + mova [dstq+strideq+16 ], m5 + palignr m5, m1, m6, 10 + palignr m3, m6, m4, 10 + mova [dstq+strideq*2 ], m3 + mova [dstq+strideq*2+16], m5 + palignr m5, m1, m6, 8 + palignr m3, m6, m4, 8 + mova [dstq+stride3q ], m3 + mova [dstq+stride3q+16 ], m5 + lea dstq, [dstq+strideq*4] + palignr m5, m1, m6, 6 + palignr m3, m6, m4, 6 + mova [dstq ], m3 + mova [dstq+16 ], m5 + palignr m5, m1, m6, 4 + palignr m3, m6, m4, 4 + mova [dstq+strideq ], m3 + mova [dstq+strideq+16 ], m5 + palignr m5, m1, m6, 2 + palignr m3, m6, m4, 2 + mova [dstq+strideq*2 ], m3 + mova [dstq+strideq*2+16], m5 + mova [dstq+stride3q ], m4 + mova [dstq+stride3q+16 ], m6 + lea dstq, [dstq+strideq*4] + + mova m7, [leftq] + mova m3, [leftq+16] + palignr m5, m3, m7, 15 + palignr m0, m3, m7, 14 + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m3, m5, m0, m2 ; 3-tap avg Bh - + pavgb m5, m3 ; Ah - + punpcklbw m3, m2, m5 ; A-B8 ... A-B1 + punpckhbw m2, m5 ; A-B9 ... A-Bg + pshufb m3, [GLOBAL(sh_bfedcba9876543210)] + pshufb m2, [GLOBAL(sh_bfedcba9876543210)] + + palignr m7, m6, m4, 14 + palignr m0, m4, m3, 14 + mova [dstq ], m0 + mova [dstq+16 ], m7 + palignr m7, m6, m4, 12 + palignr m0, m4, m3, 12 + mova [dstq+strideq ], m0 + mova [dstq+strideq+16 ], m7 + palignr m7, m6, m4, 10 + palignr m0, m4, m3, 10 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*2+16], m7 + palignr m7, m6, m4, 8 + palignr m0, m4, m3, 8 + mova [dstq+stride3q ], m0 + mova [dstq+stride3q+16 ], m7 + lea dstq, [dstq+strideq*4] + palignr m7, m6, m4, 6 + palignr m0, m4, m3, 6 + mova [dstq ], m0 + mova [dstq+16 ], m7 + palignr m7, m6, m4, 4 + palignr m0, m4, m3, 4 + mova [dstq+strideq ], m0 + mova [dstq+strideq+16 ], m7 + palignr m7, m6, m4, 2 + palignr m0, m4, m3, 2 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*2+16], m7 + mova [dstq+stride3q ], m3 + mova [dstq+stride3q+16 ], m4 + lea dstq, [dstq+strideq*4] + + palignr m7, m4, m3, 14 + palignr m0, m3, m2, 14 + mova [dstq ], m0 + mova [dstq+16 ], m7 + palignr m7, m4, m3, 12 + palignr m0, m3, m2, 12 + mova [dstq+strideq ], m0 + mova [dstq+strideq+16 ], m7 + palignr m7, m4, m3, 10 + palignr m0, m3, m2, 10 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*2+16], m7 + palignr m7, m4, m3, 8 + palignr m0, m3, m2, 8 + mova [dstq+stride3q ], m0 + mova [dstq+stride3q+16 ], m7 + lea dstq, [dstq+strideq*4] + palignr m7, m4, m3, 6 + palignr m0, m3, m2, 6 + mova [dstq ], m0 + mova [dstq+16 ], m7 + palignr m7, m4, m3, 4 + palignr m0, m3, m2, 4 + mova [dstq+strideq ], m0 + mova [dstq+strideq+16 ], m7 + palignr m7, m4, m3, 2 + palignr m0, m3, m2, 2 + mova [dstq+strideq*2 ], m0 + mova [dstq+strideq*2+16], m7 + mova [dstq+stride3q ], m2 + mova [dstq+stride3q+16 ], m3 + + RESTORE_GOT + RET + +INIT_MMX ssse3 +cglobal d207_predictor_4x4, 4, 5, 4, dst, stride, unused, left, goffset + GET_GOT goffsetq + movd m0, [leftq] ; abcd [byte] + pshufb m1, m0, [GLOBAL(sh_b1233)] ; bcdd [byte] + pshufb m3, m0, [GLOBAL(sh_b2333)] ; cddd + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m0, m1, m3, m2 + pavgb m1, m0 ; ab, bc, cd, d [byte] + + punpcklbw m1, m2 ; ab, a2bc, bc, b2cd, cd, c3d, d, d + movd [dstq ], m1 + psrlq m1, 16 ; bc, b2cd, cd, c3d, d, d + movd [dstq+strideq], m1 + lea dstq, [dstq+strideq*2] + psrlq m1, 16 ; cd, c3d, d, d + movd [dstq ], m1 + pshufw m1, m1, q1111 ; d, d, d, d + movd [dstq+strideq], m1 + RESTORE_GOT + RET + +INIT_XMM ssse3 +cglobal d207_predictor_8x8, 4, 5, 4, dst, stride, stride3, left, goffset + GET_GOT goffsetq + movq m3, [leftq] ; abcdefgh [byte] + lea stride3q, [strideq*3] + + pshufb m1, m3, [GLOBAL(sh_b2345677777777777)] + pshufb m0, m3, [GLOBAL(sh_b0123456777777777)] + pshufb m2, m3, [GLOBAL(sh_b1234567777777777)] + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m0, m2, m1, m3 + pavgb m0, m2 + punpcklbw m0, m3 ; interleaved output + + movq [dstq ], m0 + psrldq m0, 2 + movq [dstq+strideq ], m0 + psrldq m0, 2 + movq [dstq+strideq*2], m0 + psrldq m0, 2 + movq [dstq+stride3q ], m0 + lea dstq, [dstq+strideq*4] + pshufhw m0, m0, q0000 ; de, d2ef, ef, e2fg, fg, f2gh, gh, g3h, 8xh + psrldq m0, 2 + movq [dstq ], m0 + psrldq m0, 2 + movq [dstq+strideq ], m0 + psrldq m0, 2 + movq [dstq+strideq*2], m0 + psrldq m0, 2 + movq [dstq+stride3q ], m0 + RESTORE_GOT + RET + +INIT_XMM ssse3 +cglobal d207_predictor_16x16, 4, 5, 5, dst, stride, stride3, left, goffset + GET_GOT goffsetq + lea stride3q, [strideq*3] + mova m0, [leftq] ; abcdefghijklmnop [byte] + pshufb m1, m0, [GLOBAL(sh_b123456789abcdeff)] ; bcdefghijklmnopp + pshufb m2, m0, [GLOBAL(sh_b23456789abcdefff)] + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m0, m1, m2, m3 + pavgb m1, m0 ; ab, bc, cd .. no, op, pp [byte] + + punpckhbw m4, m1, m3 ; interleaved input + punpcklbw m1, m3 ; interleaved output + mova [dstq ], m1 + palignr m3, m4, m1, 2 + mova [dstq+strideq ], m3 + palignr m3, m4, m1, 4 + mova [dstq+strideq*2], m3 + palignr m3, m4, m1, 6 + mova [dstq+stride3q ], m3 + lea dstq, [dstq+strideq*4] + palignr m3, m4, m1, 8 + mova [dstq ], m3 + palignr m3, m4, m1, 10 + mova [dstq+strideq ], m3 + palignr m3, m4, m1, 12 + mova [dstq+strideq*2], m3 + palignr m3, m4, m1, 14 + mova [dstq+stride3q ], m3 + DEFINE_ARGS dst, stride, stride3, line + mov lined, 2 + mova m0, [GLOBAL(sh_b23456789abcdefff)] +.loop: + lea dstq, [dstq+strideq*4] + mova [dstq ], m4 + pshufb m4, m0 + mova [dstq+strideq ], m4 + pshufb m4, m0 + mova [dstq+strideq*2], m4 + pshufb m4, m0 + mova [dstq+stride3q ], m4 + pshufb m4, m0 + dec lined + jnz .loop + RESTORE_GOT + REP_RET + +INIT_XMM ssse3 +cglobal d207_predictor_32x32, 4, 5, 8, dst, stride, stride3, left, goffset + GET_GOT goffsetq + lea stride3q, [strideq*3] + mova m1, [leftq] ; 0-15 [byte] + mova m2, [leftq+16] ; 16-31 [byte] + pshufb m0, m2, [GLOBAL(sh_b23456789abcdefff)] + pshufb m4, m2, [GLOBAL(sh_b123456789abcdeff)] + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m2, m4, m0, m3 + palignr m6, m2, m1, 1 + palignr m5, m2, m1, 2 + pavgb m2, m4 ; high 16px even lines + + X_PLUS_2Y_PLUS_Z_PLUS_2_RSH_2 m1, m6, m5, m0 + pavgb m1, m6 ; low 16px even lines + + punpckhbw m6, m1, m0 ; interleaved output 2 + punpcklbw m1, m0 ; interleaved output 1 + + punpckhbw m7, m2, m3 ; interleaved output 4 + punpcklbw m2, m3 ; interleaved output 3 + + ; output 1st 8 lines (and half of 2nd 8 lines) + DEFINE_ARGS dst, stride, stride3, dst8 + lea dst8q, [dstq+strideq*8] + mova [dstq ], m1 + mova [dstq +16], m6 + mova [dst8q ], m6 + palignr m0, m6, m1, 2 + palignr m4, m2, m6, 2 + mova [dstq +strideq ], m0 + mova [dstq +strideq +16], m4 + mova [dst8q+strideq ], m4 + palignr m0, m6, m1, 4 + palignr m4, m2, m6, 4 + mova [dstq +strideq*2 ], m0 + mova [dstq +strideq*2+16], m4 + mova [dst8q+strideq*2 ], m4 + palignr m0, m6, m1, 6 + palignr m4, m2, m6, 6 + mova [dstq +stride3q ], m0 + mova [dstq +stride3q +16], m4 + mova [dst8q+stride3q ], m4 + lea dstq, [dstq +strideq*4] + lea dst8q, [dst8q+strideq*4] + palignr m0, m6, m1, 8 + palignr m4, m2, m6, 8 + mova [dstq ], m0 + mova [dstq +16], m4 + mova [dst8q ], m4 + palignr m0, m6, m1, 10 + palignr m4, m2, m6, 10 + mova [dstq +strideq ], m0 + mova [dstq +strideq +16], m4 + mova [dst8q+strideq ], m4 + palignr m0, m6, m1, 12 + palignr m4, m2, m6, 12 + mova [dstq +strideq*2 ], m0 + mova [dstq +strideq*2+16], m4 + mova [dst8q+strideq*2 ], m4 + palignr m0, m6, m1, 14 + palignr m4, m2, m6, 14 + mova [dstq +stride3q ], m0 + mova [dstq +stride3q +16], m4 + mova [dst8q+stride3q ], m4 + lea dstq, [dstq+strideq*4] + lea dst8q, [dst8q+strideq*4] + + ; output 2nd half of 2nd 8 lines and half of 3rd 8 lines + mova [dstq +16], m2 + mova [dst8q ], m2 + palignr m4, m7, m2, 2 + mova [dstq +strideq +16], m4 + mova [dst8q+strideq ], m4 + palignr m4, m7, m2, 4 + mova [dstq +strideq*2+16], m4 + mova [dst8q+strideq*2 ], m4 + palignr m4, m7, m2, 6 + mova [dstq +stride3q +16], m4 + mova [dst8q+stride3q ], m4 + lea dstq, [dstq+strideq*4] + lea dst8q, [dst8q+strideq*4] + palignr m4, m7, m2, 8 + mova [dstq +16], m4 + mova [dst8q ], m4 + palignr m4, m7, m2, 10 + mova [dstq +strideq +16], m4 + mova [dst8q+strideq ], m4 + palignr m4, m7, m2, 12 + mova [dstq +strideq*2+16], m4 + mova [dst8q+strideq*2 ], m4 + palignr m4, m7, m2, 14 + mova [dstq +stride3q +16], m4 + mova [dst8q+stride3q ], m4 + lea dstq, [dstq+strideq*4] + lea dst8q, [dst8q+strideq*4] + + ; output 2nd half of 3rd 8 lines and half of 4th 8 lines + mova m0, [GLOBAL(sh_b23456789abcdefff)] + mova [dstq +16], m7 + mova [dst8q ], m7 + pshufb m7, m0 + mova [dstq +strideq +16], m7 + mova [dst8q+strideq ], m7 + pshufb m7, m0 + mova [dstq +strideq*2+16], m7 + mova [dst8q+strideq*2 ], m7 + pshufb m7, m0 + mova [dstq +stride3q +16], m7 + mova [dst8q+stride3q ], m7 + pshufb m7, m0 + lea dstq, [dstq+strideq*4] + lea dst8q, [dst8q+strideq*4] + mova [dstq +16], m7 + mova [dst8q ], m7 + pshufb m7, m0 + mova [dstq +strideq +16], m7 + mova [dst8q+strideq ], m7 + pshufb m7, m0 + mova [dstq +strideq*2+16], m7 + mova [dst8q+strideq*2 ], m7 + pshufb m7, m0 + mova [dstq +stride3q +16], m7 + mova [dst8q+stride3q ], m7 + pshufb m7, m0 + lea dstq, [dstq+strideq*4] + + ; output last half of 4th 8 lines + mova [dstq +16], m7 + mova [dstq +strideq +16], m7 + mova [dstq +strideq*2+16], m7 + mova [dstq +stride3q +16], m7 + lea dstq, [dstq+strideq*4] + mova [dstq +16], m7 + mova [dstq +strideq +16], m7 + mova [dstq +strideq*2+16], m7 + mova [dstq +stride3q +16], m7 + + ; done! + RESTORE_GOT + RET diff --git a/media/libvpx/vp9/common/x86/vp9_loopfilter_intrin_avx2.c b/media/libvpx/vp9/common/x86/vp9_loopfilter_intrin_avx2.c new file mode 100644 index 000000000..770a65f4c --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_loopfilter_intrin_avx2.c @@ -0,0 +1,986 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <immintrin.h> /* AVX2 */ + +#include "./vp9_rtcd.h" +#include "vpx_ports/mem.h" + +static void mb_lpf_horizontal_edge_w_avx2_8(unsigned char *s, int p, + const unsigned char *_blimit, const unsigned char *_limit, + const unsigned char *_thresh) { + __m128i mask, hev, flat, flat2; + const __m128i zero = _mm_set1_epi16(0); + const __m128i one = _mm_set1_epi8(1); + __m128i q7p7, q6p6, q5p5, q4p4, q3p3, q2p2, q1p1, q0p0, p0q0, p1q1; + __m128i abs_p1p0; + + const __m128i thresh = _mm_broadcastb_epi8( + _mm_cvtsi32_si128((int) _thresh[0])); + const __m128i limit = _mm_broadcastb_epi8( + _mm_cvtsi32_si128((int) _limit[0])); + const __m128i blimit = _mm_broadcastb_epi8( + _mm_cvtsi32_si128((int) _blimit[0])); + + q4p4 = _mm_loadl_epi64((__m128i *) (s - 5 * p)); + q4p4 = _mm_castps_si128( + _mm_loadh_pi(_mm_castsi128_ps(q4p4), (__m64 *) (s + 4 * p))); + q3p3 = _mm_loadl_epi64((__m128i *) (s - 4 * p)); + q3p3 = _mm_castps_si128( + _mm_loadh_pi(_mm_castsi128_ps(q3p3), (__m64 *) (s + 3 * p))); + q2p2 = _mm_loadl_epi64((__m128i *) (s - 3 * p)); + q2p2 = _mm_castps_si128( + _mm_loadh_pi(_mm_castsi128_ps(q2p2), (__m64 *) (s + 2 * p))); + q1p1 = _mm_loadl_epi64((__m128i *) (s - 2 * p)); + q1p1 = _mm_castps_si128( + _mm_loadh_pi(_mm_castsi128_ps(q1p1), (__m64 *) (s + 1 * p))); + p1q1 = _mm_shuffle_epi32(q1p1, 78); + q0p0 = _mm_loadl_epi64((__m128i *) (s - 1 * p)); + q0p0 = _mm_castps_si128( + _mm_loadh_pi(_mm_castsi128_ps(q0p0), (__m64 *) (s - 0 * p))); + p0q0 = _mm_shuffle_epi32(q0p0, 78); + + { + __m128i abs_p1q1, abs_p0q0, abs_q1q0, fe, ff, work; + abs_p1p0 = _mm_or_si128(_mm_subs_epu8(q1p1, q0p0), + _mm_subs_epu8(q0p0, q1p1)); + abs_q1q0 = _mm_srli_si128(abs_p1p0, 8); + fe = _mm_set1_epi8(0xfe); + ff = _mm_cmpeq_epi8(abs_p1p0, abs_p1p0); + abs_p0q0 = _mm_or_si128(_mm_subs_epu8(q0p0, p0q0), + _mm_subs_epu8(p0q0, q0p0)); + abs_p1q1 = _mm_or_si128(_mm_subs_epu8(q1p1, p1q1), + _mm_subs_epu8(p1q1, q1p1)); + flat = _mm_max_epu8(abs_p1p0, abs_q1q0); + hev = _mm_subs_epu8(flat, thresh); + hev = _mm_xor_si128(_mm_cmpeq_epi8(hev, zero), ff); + + abs_p0q0 = _mm_adds_epu8(abs_p0q0, abs_p0q0); + abs_p1q1 = _mm_srli_epi16(_mm_and_si128(abs_p1q1, fe), 1); + mask = _mm_subs_epu8(_mm_adds_epu8(abs_p0q0, abs_p1q1), blimit); + mask = _mm_xor_si128(_mm_cmpeq_epi8(mask, zero), ff); + // mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; + mask = _mm_max_epu8(abs_p1p0, mask); + // mask |= (abs(p1 - p0) > limit) * -1; + // mask |= (abs(q1 - q0) > limit) * -1; + + work = _mm_max_epu8( + _mm_or_si128(_mm_subs_epu8(q2p2, q1p1), + _mm_subs_epu8(q1p1, q2p2)), + _mm_or_si128(_mm_subs_epu8(q3p3, q2p2), + _mm_subs_epu8(q2p2, q3p3))); + mask = _mm_max_epu8(work, mask); + mask = _mm_max_epu8(mask, _mm_srli_si128(mask, 8)); + mask = _mm_subs_epu8(mask, limit); + mask = _mm_cmpeq_epi8(mask, zero); + } + + // lp filter + { + const __m128i t4 = _mm_set1_epi8(4); + const __m128i t3 = _mm_set1_epi8(3); + const __m128i t80 = _mm_set1_epi8(0x80); + const __m128i t1 = _mm_set1_epi16(0x1); + __m128i qs1ps1 = _mm_xor_si128(q1p1, t80); + __m128i qs0ps0 = _mm_xor_si128(q0p0, t80); + __m128i qs0 = _mm_xor_si128(p0q0, t80); + __m128i qs1 = _mm_xor_si128(p1q1, t80); + __m128i filt; + __m128i work_a; + __m128i filter1, filter2; + __m128i flat2_q6p6, flat2_q5p5, flat2_q4p4, flat2_q3p3, flat2_q2p2; + __m128i flat2_q1p1, flat2_q0p0, flat_q2p2, flat_q1p1, flat_q0p0; + + filt = _mm_and_si128(_mm_subs_epi8(qs1ps1, qs1), hev); + work_a = _mm_subs_epi8(qs0, qs0ps0); + filt = _mm_adds_epi8(filt, work_a); + filt = _mm_adds_epi8(filt, work_a); + filt = _mm_adds_epi8(filt, work_a); + /* (vp9_filter + 3 * (qs0 - ps0)) & mask */ + filt = _mm_and_si128(filt, mask); + + filter1 = _mm_adds_epi8(filt, t4); + filter2 = _mm_adds_epi8(filt, t3); + + filter1 = _mm_unpacklo_epi8(zero, filter1); + filter1 = _mm_srai_epi16(filter1, 0xB); + filter2 = _mm_unpacklo_epi8(zero, filter2); + filter2 = _mm_srai_epi16(filter2, 0xB); + + /* Filter1 >> 3 */ + filt = _mm_packs_epi16(filter2, _mm_subs_epi16(zero, filter1)); + qs0ps0 = _mm_xor_si128(_mm_adds_epi8(qs0ps0, filt), t80); + + /* filt >> 1 */ + filt = _mm_adds_epi16(filter1, t1); + filt = _mm_srai_epi16(filt, 1); + filt = _mm_andnot_si128( + _mm_srai_epi16(_mm_unpacklo_epi8(zero, hev), 0x8), filt); + filt = _mm_packs_epi16(filt, _mm_subs_epi16(zero, filt)); + qs1ps1 = _mm_xor_si128(_mm_adds_epi8(qs1ps1, filt), t80); + // loopfilter done + + { + __m128i work; + flat = _mm_max_epu8( + _mm_or_si128(_mm_subs_epu8(q2p2, q0p0), + _mm_subs_epu8(q0p0, q2p2)), + _mm_or_si128(_mm_subs_epu8(q3p3, q0p0), + _mm_subs_epu8(q0p0, q3p3))); + flat = _mm_max_epu8(abs_p1p0, flat); + flat = _mm_max_epu8(flat, _mm_srli_si128(flat, 8)); + flat = _mm_subs_epu8(flat, one); + flat = _mm_cmpeq_epi8(flat, zero); + flat = _mm_and_si128(flat, mask); + + q5p5 = _mm_loadl_epi64((__m128i *) (s - 6 * p)); + q5p5 = _mm_castps_si128( + _mm_loadh_pi(_mm_castsi128_ps(q5p5), + (__m64 *) (s + 5 * p))); + + q6p6 = _mm_loadl_epi64((__m128i *) (s - 7 * p)); + q6p6 = _mm_castps_si128( + _mm_loadh_pi(_mm_castsi128_ps(q6p6), + (__m64 *) (s + 6 * p))); + + flat2 = _mm_max_epu8( + _mm_or_si128(_mm_subs_epu8(q4p4, q0p0), + _mm_subs_epu8(q0p0, q4p4)), + _mm_or_si128(_mm_subs_epu8(q5p5, q0p0), + _mm_subs_epu8(q0p0, q5p5))); + + q7p7 = _mm_loadl_epi64((__m128i *) (s - 8 * p)); + q7p7 = _mm_castps_si128( + _mm_loadh_pi(_mm_castsi128_ps(q7p7), + (__m64 *) (s + 7 * p))); + + work = _mm_max_epu8( + _mm_or_si128(_mm_subs_epu8(q6p6, q0p0), + _mm_subs_epu8(q0p0, q6p6)), + _mm_or_si128(_mm_subs_epu8(q7p7, q0p0), + _mm_subs_epu8(q0p0, q7p7))); + + flat2 = _mm_max_epu8(work, flat2); + flat2 = _mm_max_epu8(flat2, _mm_srli_si128(flat2, 8)); + flat2 = _mm_subs_epu8(flat2, one); + flat2 = _mm_cmpeq_epi8(flat2, zero); + flat2 = _mm_and_si128(flat2, flat); // flat2 & flat & mask + } + + // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + // flat and wide flat calculations + { + const __m128i eight = _mm_set1_epi16(8); + const __m128i four = _mm_set1_epi16(4); + __m128i p7_16, p6_16, p5_16, p4_16, p3_16, p2_16, p1_16, p0_16; + __m128i q7_16, q6_16, q5_16, q4_16, q3_16, q2_16, q1_16, q0_16; + __m128i pixelFilter_p, pixelFilter_q; + __m128i pixetFilter_p2p1p0, pixetFilter_q2q1q0; + __m128i sum_p7, sum_q7, sum_p3, sum_q3, res_p, res_q; + + p7_16 = _mm_unpacklo_epi8(q7p7, zero); + p6_16 = _mm_unpacklo_epi8(q6p6, zero); + p5_16 = _mm_unpacklo_epi8(q5p5, zero); + p4_16 = _mm_unpacklo_epi8(q4p4, zero); + p3_16 = _mm_unpacklo_epi8(q3p3, zero); + p2_16 = _mm_unpacklo_epi8(q2p2, zero); + p1_16 = _mm_unpacklo_epi8(q1p1, zero); + p0_16 = _mm_unpacklo_epi8(q0p0, zero); + q0_16 = _mm_unpackhi_epi8(q0p0, zero); + q1_16 = _mm_unpackhi_epi8(q1p1, zero); + q2_16 = _mm_unpackhi_epi8(q2p2, zero); + q3_16 = _mm_unpackhi_epi8(q3p3, zero); + q4_16 = _mm_unpackhi_epi8(q4p4, zero); + q5_16 = _mm_unpackhi_epi8(q5p5, zero); + q6_16 = _mm_unpackhi_epi8(q6p6, zero); + q7_16 = _mm_unpackhi_epi8(q7p7, zero); + + pixelFilter_p = _mm_add_epi16(_mm_add_epi16(p6_16, p5_16), + _mm_add_epi16(p4_16, p3_16)); + pixelFilter_q = _mm_add_epi16(_mm_add_epi16(q6_16, q5_16), + _mm_add_epi16(q4_16, q3_16)); + + pixetFilter_p2p1p0 = _mm_add_epi16(p0_16, + _mm_add_epi16(p2_16, p1_16)); + pixelFilter_p = _mm_add_epi16(pixelFilter_p, pixetFilter_p2p1p0); + + pixetFilter_q2q1q0 = _mm_add_epi16(q0_16, + _mm_add_epi16(q2_16, q1_16)); + pixelFilter_q = _mm_add_epi16(pixelFilter_q, pixetFilter_q2q1q0); + pixelFilter_p = _mm_add_epi16(eight, + _mm_add_epi16(pixelFilter_p, pixelFilter_q)); + pixetFilter_p2p1p0 = _mm_add_epi16(four, + _mm_add_epi16(pixetFilter_p2p1p0, pixetFilter_q2q1q0)); + res_p = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_p, _mm_add_epi16(p7_16, p0_16)), + 4); + res_q = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_p, _mm_add_epi16(q7_16, q0_16)), + 4); + flat2_q0p0 = _mm_packus_epi16(res_p, res_q); + res_p = _mm_srli_epi16( + _mm_add_epi16(pixetFilter_p2p1p0, + _mm_add_epi16(p3_16, p0_16)), 3); + res_q = _mm_srli_epi16( + _mm_add_epi16(pixetFilter_p2p1p0, + _mm_add_epi16(q3_16, q0_16)), 3); + + flat_q0p0 = _mm_packus_epi16(res_p, res_q); + + sum_p7 = _mm_add_epi16(p7_16, p7_16); + sum_q7 = _mm_add_epi16(q7_16, q7_16); + sum_p3 = _mm_add_epi16(p3_16, p3_16); + sum_q3 = _mm_add_epi16(q3_16, q3_16); + + pixelFilter_q = _mm_sub_epi16(pixelFilter_p, p6_16); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q6_16); + res_p = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_p, _mm_add_epi16(sum_p7, p1_16)), + 4); + res_q = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_q, _mm_add_epi16(sum_q7, q1_16)), + 4); + flat2_q1p1 = _mm_packus_epi16(res_p, res_q); + + pixetFilter_q2q1q0 = _mm_sub_epi16(pixetFilter_p2p1p0, p2_16); + pixetFilter_p2p1p0 = _mm_sub_epi16(pixetFilter_p2p1p0, q2_16); + res_p = _mm_srli_epi16( + _mm_add_epi16(pixetFilter_p2p1p0, + _mm_add_epi16(sum_p3, p1_16)), 3); + res_q = _mm_srli_epi16( + _mm_add_epi16(pixetFilter_q2q1q0, + _mm_add_epi16(sum_q3, q1_16)), 3); + flat_q1p1 = _mm_packus_epi16(res_p, res_q); + + sum_p7 = _mm_add_epi16(sum_p7, p7_16); + sum_q7 = _mm_add_epi16(sum_q7, q7_16); + sum_p3 = _mm_add_epi16(sum_p3, p3_16); + sum_q3 = _mm_add_epi16(sum_q3, q3_16); + + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q5_16); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p5_16); + res_p = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_p, _mm_add_epi16(sum_p7, p2_16)), + 4); + res_q = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_q, _mm_add_epi16(sum_q7, q2_16)), + 4); + flat2_q2p2 = _mm_packus_epi16(res_p, res_q); + + pixetFilter_p2p1p0 = _mm_sub_epi16(pixetFilter_p2p1p0, q1_16); + pixetFilter_q2q1q0 = _mm_sub_epi16(pixetFilter_q2q1q0, p1_16); + + res_p = _mm_srli_epi16( + _mm_add_epi16(pixetFilter_p2p1p0, + _mm_add_epi16(sum_p3, p2_16)), 3); + res_q = _mm_srli_epi16( + _mm_add_epi16(pixetFilter_q2q1q0, + _mm_add_epi16(sum_q3, q2_16)), 3); + flat_q2p2 = _mm_packus_epi16(res_p, res_q); + + sum_p7 = _mm_add_epi16(sum_p7, p7_16); + sum_q7 = _mm_add_epi16(sum_q7, q7_16); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q4_16); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p4_16); + res_p = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_p, _mm_add_epi16(sum_p7, p3_16)), + 4); + res_q = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_q, _mm_add_epi16(sum_q7, q3_16)), + 4); + flat2_q3p3 = _mm_packus_epi16(res_p, res_q); + + sum_p7 = _mm_add_epi16(sum_p7, p7_16); + sum_q7 = _mm_add_epi16(sum_q7, q7_16); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q3_16); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p3_16); + res_p = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_p, _mm_add_epi16(sum_p7, p4_16)), + 4); + res_q = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_q, _mm_add_epi16(sum_q7, q4_16)), + 4); + flat2_q4p4 = _mm_packus_epi16(res_p, res_q); + + sum_p7 = _mm_add_epi16(sum_p7, p7_16); + sum_q7 = _mm_add_epi16(sum_q7, q7_16); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q2_16); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p2_16); + res_p = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_p, _mm_add_epi16(sum_p7, p5_16)), + 4); + res_q = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_q, _mm_add_epi16(sum_q7, q5_16)), + 4); + flat2_q5p5 = _mm_packus_epi16(res_p, res_q); + + sum_p7 = _mm_add_epi16(sum_p7, p7_16); + sum_q7 = _mm_add_epi16(sum_q7, q7_16); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q1_16); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p1_16); + res_p = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_p, _mm_add_epi16(sum_p7, p6_16)), + 4); + res_q = _mm_srli_epi16( + _mm_add_epi16(pixelFilter_q, _mm_add_epi16(sum_q7, q6_16)), + 4); + flat2_q6p6 = _mm_packus_epi16(res_p, res_q); + } + // wide flat + // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + + flat = _mm_shuffle_epi32(flat, 68); + flat2 = _mm_shuffle_epi32(flat2, 68); + + q2p2 = _mm_andnot_si128(flat, q2p2); + flat_q2p2 = _mm_and_si128(flat, flat_q2p2); + q2p2 = _mm_or_si128(q2p2, flat_q2p2); + + qs1ps1 = _mm_andnot_si128(flat, qs1ps1); + flat_q1p1 = _mm_and_si128(flat, flat_q1p1); + q1p1 = _mm_or_si128(qs1ps1, flat_q1p1); + + qs0ps0 = _mm_andnot_si128(flat, qs0ps0); + flat_q0p0 = _mm_and_si128(flat, flat_q0p0); + q0p0 = _mm_or_si128(qs0ps0, flat_q0p0); + + q6p6 = _mm_andnot_si128(flat2, q6p6); + flat2_q6p6 = _mm_and_si128(flat2, flat2_q6p6); + q6p6 = _mm_or_si128(q6p6, flat2_q6p6); + _mm_storel_epi64((__m128i *) (s - 7 * p), q6p6); + _mm_storeh_pi((__m64 *) (s + 6 * p), _mm_castsi128_ps(q6p6)); + + q5p5 = _mm_andnot_si128(flat2, q5p5); + flat2_q5p5 = _mm_and_si128(flat2, flat2_q5p5); + q5p5 = _mm_or_si128(q5p5, flat2_q5p5); + _mm_storel_epi64((__m128i *) (s - 6 * p), q5p5); + _mm_storeh_pi((__m64 *) (s + 5 * p), _mm_castsi128_ps(q5p5)); + + q4p4 = _mm_andnot_si128(flat2, q4p4); + flat2_q4p4 = _mm_and_si128(flat2, flat2_q4p4); + q4p4 = _mm_or_si128(q4p4, flat2_q4p4); + _mm_storel_epi64((__m128i *) (s - 5 * p), q4p4); + _mm_storeh_pi((__m64 *) (s + 4 * p), _mm_castsi128_ps(q4p4)); + + q3p3 = _mm_andnot_si128(flat2, q3p3); + flat2_q3p3 = _mm_and_si128(flat2, flat2_q3p3); + q3p3 = _mm_or_si128(q3p3, flat2_q3p3); + _mm_storel_epi64((__m128i *) (s - 4 * p), q3p3); + _mm_storeh_pi((__m64 *) (s + 3 * p), _mm_castsi128_ps(q3p3)); + + q2p2 = _mm_andnot_si128(flat2, q2p2); + flat2_q2p2 = _mm_and_si128(flat2, flat2_q2p2); + q2p2 = _mm_or_si128(q2p2, flat2_q2p2); + _mm_storel_epi64((__m128i *) (s - 3 * p), q2p2); + _mm_storeh_pi((__m64 *) (s + 2 * p), _mm_castsi128_ps(q2p2)); + + q1p1 = _mm_andnot_si128(flat2, q1p1); + flat2_q1p1 = _mm_and_si128(flat2, flat2_q1p1); + q1p1 = _mm_or_si128(q1p1, flat2_q1p1); + _mm_storel_epi64((__m128i *) (s - 2 * p), q1p1); + _mm_storeh_pi((__m64 *) (s + 1 * p), _mm_castsi128_ps(q1p1)); + + q0p0 = _mm_andnot_si128(flat2, q0p0); + flat2_q0p0 = _mm_and_si128(flat2, flat2_q0p0); + q0p0 = _mm_or_si128(q0p0, flat2_q0p0); + _mm_storel_epi64((__m128i *) (s - 1 * p), q0p0); + _mm_storeh_pi((__m64 *) (s - 0 * p), _mm_castsi128_ps(q0p0)); + } +} + +DECLARE_ALIGNED(32, static const uint8_t, filt_loopfilter_avx2[32]) = { + 0, 128, 1, 128, 2, 128, 3, 128, 4, 128, 5, 128, 6, 128, 7, 128, + 8, 128, 9, 128, 10, 128, 11, 128, 12, 128, 13, 128, 14, 128, 15, 128 +}; + +static void mb_lpf_horizontal_edge_w_avx2_16(unsigned char *s, int p, + const unsigned char *_blimit, const unsigned char *_limit, + const unsigned char *_thresh) { + __m128i mask, hev, flat, flat2; + const __m128i zero = _mm_set1_epi16(0); + const __m128i one = _mm_set1_epi8(1); + __m128i p7, p6, p5; + __m128i p4, p3, p2, p1, p0, q0, q1, q2, q3, q4; + __m128i q5, q6, q7; + __m256i p256_7, q256_7, p256_6, q256_6, p256_5, q256_5, p256_4, + q256_4, p256_3, q256_3, p256_2, q256_2, p256_1, q256_1, + p256_0, q256_0; + + const __m128i thresh = _mm_broadcastb_epi8( + _mm_cvtsi32_si128((int) _thresh[0])); + const __m128i limit = _mm_broadcastb_epi8( + _mm_cvtsi32_si128((int) _limit[0])); + const __m128i blimit = _mm_broadcastb_epi8( + _mm_cvtsi32_si128((int) _blimit[0])); + + p256_4 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s - 5 * p))); + p256_3 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s - 4 * p))); + p256_2 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s - 3 * p))); + p256_1 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s - 2 * p))); + p256_0 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s - 1 * p))); + q256_0 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s - 0 * p))); + q256_1 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s + 1 * p))); + q256_2 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s + 2 * p))); + q256_3 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s + 3 * p))); + q256_4 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s + 4 * p))); + + p4 = _mm256_castsi256_si128(p256_4); + p3 = _mm256_castsi256_si128(p256_3); + p2 = _mm256_castsi256_si128(p256_2); + p1 = _mm256_castsi256_si128(p256_1); + p0 = _mm256_castsi256_si128(p256_0); + q0 = _mm256_castsi256_si128(q256_0); + q1 = _mm256_castsi256_si128(q256_1); + q2 = _mm256_castsi256_si128(q256_2); + q3 = _mm256_castsi256_si128(q256_3); + q4 = _mm256_castsi256_si128(q256_4); + + { + const __m128i abs_p1p0 = _mm_or_si128(_mm_subs_epu8(p1, p0), + _mm_subs_epu8(p0, p1)); + const __m128i abs_q1q0 = _mm_or_si128(_mm_subs_epu8(q1, q0), + _mm_subs_epu8(q0, q1)); + const __m128i fe = _mm_set1_epi8(0xfe); + const __m128i ff = _mm_cmpeq_epi8(abs_p1p0, abs_p1p0); + __m128i abs_p0q0 = _mm_or_si128(_mm_subs_epu8(p0, q0), + _mm_subs_epu8(q0, p0)); + __m128i abs_p1q1 = _mm_or_si128(_mm_subs_epu8(p1, q1), + _mm_subs_epu8(q1, p1)); + __m128i work; + flat = _mm_max_epu8(abs_p1p0, abs_q1q0); + hev = _mm_subs_epu8(flat, thresh); + hev = _mm_xor_si128(_mm_cmpeq_epi8(hev, zero), ff); + + abs_p0q0 = _mm_adds_epu8(abs_p0q0, abs_p0q0); + abs_p1q1 = _mm_srli_epi16(_mm_and_si128(abs_p1q1, fe), 1); + mask = _mm_subs_epu8(_mm_adds_epu8(abs_p0q0, abs_p1q1), blimit); + mask = _mm_xor_si128(_mm_cmpeq_epi8(mask, zero), ff); + // mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; + mask = _mm_max_epu8(flat, mask); + // mask |= (abs(p1 - p0) > limit) * -1; + // mask |= (abs(q1 - q0) > limit) * -1; + work = _mm_max_epu8( + _mm_or_si128(_mm_subs_epu8(p2, p1), _mm_subs_epu8(p1, p2)), + _mm_or_si128(_mm_subs_epu8(p3, p2), _mm_subs_epu8(p2, p3))); + mask = _mm_max_epu8(work, mask); + work = _mm_max_epu8( + _mm_or_si128(_mm_subs_epu8(q2, q1), _mm_subs_epu8(q1, q2)), + _mm_or_si128(_mm_subs_epu8(q3, q2), _mm_subs_epu8(q2, q3))); + mask = _mm_max_epu8(work, mask); + mask = _mm_subs_epu8(mask, limit); + mask = _mm_cmpeq_epi8(mask, zero); + } + + // lp filter + { + const __m128i t4 = _mm_set1_epi8(4); + const __m128i t3 = _mm_set1_epi8(3); + const __m128i t80 = _mm_set1_epi8(0x80); + const __m128i te0 = _mm_set1_epi8(0xe0); + const __m128i t1f = _mm_set1_epi8(0x1f); + const __m128i t1 = _mm_set1_epi8(0x1); + const __m128i t7f = _mm_set1_epi8(0x7f); + + __m128i ps1 = _mm_xor_si128(p1, t80); + __m128i ps0 = _mm_xor_si128(p0, t80); + __m128i qs0 = _mm_xor_si128(q0, t80); + __m128i qs1 = _mm_xor_si128(q1, t80); + __m128i filt; + __m128i work_a; + __m128i filter1, filter2; + __m128i flat2_p6, flat2_p5, flat2_p4, flat2_p3, flat2_p2, flat2_p1, + flat2_p0, flat2_q0, flat2_q1, flat2_q2, flat2_q3, flat2_q4, + flat2_q5, flat2_q6, flat_p2, flat_p1, flat_p0, flat_q0, flat_q1, + flat_q2; + + filt = _mm_and_si128(_mm_subs_epi8(ps1, qs1), hev); + work_a = _mm_subs_epi8(qs0, ps0); + filt = _mm_adds_epi8(filt, work_a); + filt = _mm_adds_epi8(filt, work_a); + filt = _mm_adds_epi8(filt, work_a); + /* (vp9_filter + 3 * (qs0 - ps0)) & mask */ + filt = _mm_and_si128(filt, mask); + + filter1 = _mm_adds_epi8(filt, t4); + filter2 = _mm_adds_epi8(filt, t3); + + /* Filter1 >> 3 */ + work_a = _mm_cmpgt_epi8(zero, filter1); + filter1 = _mm_srli_epi16(filter1, 3); + work_a = _mm_and_si128(work_a, te0); + filter1 = _mm_and_si128(filter1, t1f); + filter1 = _mm_or_si128(filter1, work_a); + qs0 = _mm_xor_si128(_mm_subs_epi8(qs0, filter1), t80); + + /* Filter2 >> 3 */ + work_a = _mm_cmpgt_epi8(zero, filter2); + filter2 = _mm_srli_epi16(filter2, 3); + work_a = _mm_and_si128(work_a, te0); + filter2 = _mm_and_si128(filter2, t1f); + filter2 = _mm_or_si128(filter2, work_a); + ps0 = _mm_xor_si128(_mm_adds_epi8(ps0, filter2), t80); + + /* filt >> 1 */ + filt = _mm_adds_epi8(filter1, t1); + work_a = _mm_cmpgt_epi8(zero, filt); + filt = _mm_srli_epi16(filt, 1); + work_a = _mm_and_si128(work_a, t80); + filt = _mm_and_si128(filt, t7f); + filt = _mm_or_si128(filt, work_a); + filt = _mm_andnot_si128(hev, filt); + ps1 = _mm_xor_si128(_mm_adds_epi8(ps1, filt), t80); + qs1 = _mm_xor_si128(_mm_subs_epi8(qs1, filt), t80); + // loopfilter done + + { + __m128i work; + work = _mm_max_epu8( + _mm_or_si128(_mm_subs_epu8(p2, p0), _mm_subs_epu8(p0, p2)), + _mm_or_si128(_mm_subs_epu8(q2, q0), _mm_subs_epu8(q0, q2))); + flat = _mm_max_epu8(work, flat); + work = _mm_max_epu8( + _mm_or_si128(_mm_subs_epu8(p3, p0), _mm_subs_epu8(p0, p3)), + _mm_or_si128(_mm_subs_epu8(q3, q0), _mm_subs_epu8(q0, q3))); + flat = _mm_max_epu8(work, flat); + work = _mm_max_epu8( + _mm_or_si128(_mm_subs_epu8(p4, p0), _mm_subs_epu8(p0, p4)), + _mm_or_si128(_mm_subs_epu8(q4, q0), _mm_subs_epu8(q0, q4))); + flat = _mm_subs_epu8(flat, one); + flat = _mm_cmpeq_epi8(flat, zero); + flat = _mm_and_si128(flat, mask); + + p256_5 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s - 6 * p))); + q256_5 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s + 5 * p))); + p5 = _mm256_castsi256_si128(p256_5); + q5 = _mm256_castsi256_si128(q256_5); + flat2 = _mm_max_epu8( + _mm_or_si128(_mm_subs_epu8(p5, p0), _mm_subs_epu8(p0, p5)), + _mm_or_si128(_mm_subs_epu8(q5, q0), _mm_subs_epu8(q0, q5))); + + flat2 = _mm_max_epu8(work, flat2); + p256_6 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s - 7 * p))); + q256_6 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s + 6 * p))); + p6 = _mm256_castsi256_si128(p256_6); + q6 = _mm256_castsi256_si128(q256_6); + work = _mm_max_epu8( + _mm_or_si128(_mm_subs_epu8(p6, p0), _mm_subs_epu8(p0, p6)), + _mm_or_si128(_mm_subs_epu8(q6, q0), _mm_subs_epu8(q0, q6))); + + flat2 = _mm_max_epu8(work, flat2); + + p256_7 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s - 8 * p))); + q256_7 = _mm256_castpd_si256(_mm256_broadcast_pd( + (__m128d const *)(s + 7 * p))); + p7 = _mm256_castsi256_si128(p256_7); + q7 = _mm256_castsi256_si128(q256_7); + work = _mm_max_epu8( + _mm_or_si128(_mm_subs_epu8(p7, p0), _mm_subs_epu8(p0, p7)), + _mm_or_si128(_mm_subs_epu8(q7, q0), _mm_subs_epu8(q0, q7))); + + flat2 = _mm_max_epu8(work, flat2); + flat2 = _mm_subs_epu8(flat2, one); + flat2 = _mm_cmpeq_epi8(flat2, zero); + flat2 = _mm_and_si128(flat2, flat); // flat2 & flat & mask + } + + // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + // flat and wide flat calculations + { + const __m256i eight = _mm256_set1_epi16(8); + const __m256i four = _mm256_set1_epi16(4); + __m256i pixelFilter_p, pixelFilter_q, pixetFilter_p2p1p0, + pixetFilter_q2q1q0, sum_p7, sum_q7, sum_p3, sum_q3, res_p, + res_q; + + const __m256i filter = _mm256_load_si256( + (__m256i const *)filt_loopfilter_avx2); + p256_7 = _mm256_shuffle_epi8(p256_7, filter); + p256_6 = _mm256_shuffle_epi8(p256_6, filter); + p256_5 = _mm256_shuffle_epi8(p256_5, filter); + p256_4 = _mm256_shuffle_epi8(p256_4, filter); + p256_3 = _mm256_shuffle_epi8(p256_3, filter); + p256_2 = _mm256_shuffle_epi8(p256_2, filter); + p256_1 = _mm256_shuffle_epi8(p256_1, filter); + p256_0 = _mm256_shuffle_epi8(p256_0, filter); + q256_0 = _mm256_shuffle_epi8(q256_0, filter); + q256_1 = _mm256_shuffle_epi8(q256_1, filter); + q256_2 = _mm256_shuffle_epi8(q256_2, filter); + q256_3 = _mm256_shuffle_epi8(q256_3, filter); + q256_4 = _mm256_shuffle_epi8(q256_4, filter); + q256_5 = _mm256_shuffle_epi8(q256_5, filter); + q256_6 = _mm256_shuffle_epi8(q256_6, filter); + q256_7 = _mm256_shuffle_epi8(q256_7, filter); + + pixelFilter_p = _mm256_add_epi16(_mm256_add_epi16(p256_6, p256_5), + _mm256_add_epi16(p256_4, p256_3)); + pixelFilter_q = _mm256_add_epi16(_mm256_add_epi16(q256_6, q256_5), + _mm256_add_epi16(q256_4, q256_3)); + + pixetFilter_p2p1p0 = _mm256_add_epi16(p256_0, + _mm256_add_epi16(p256_2, p256_1)); + pixelFilter_p = _mm256_add_epi16(pixelFilter_p, pixetFilter_p2p1p0); + + pixetFilter_q2q1q0 = _mm256_add_epi16(q256_0, + _mm256_add_epi16(q256_2, q256_1)); + pixelFilter_q = _mm256_add_epi16(pixelFilter_q, pixetFilter_q2q1q0); + + pixelFilter_p = _mm256_add_epi16(eight, + _mm256_add_epi16(pixelFilter_p, pixelFilter_q)); + + pixetFilter_p2p1p0 = _mm256_add_epi16(four, + _mm256_add_epi16(pixetFilter_p2p1p0, pixetFilter_q2q1q0)); + + res_p = _mm256_srli_epi16( + _mm256_add_epi16(pixelFilter_p, + _mm256_add_epi16(p256_7, p256_0)), 4); + + flat2_p0 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_p, res_p), + 168)); + + res_q = _mm256_srli_epi16( + _mm256_add_epi16(pixelFilter_p, + _mm256_add_epi16(q256_7, q256_0)), 4); + + flat2_q0 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_q, res_q), + 168)); + + res_p = _mm256_srli_epi16( + _mm256_add_epi16(pixetFilter_p2p1p0, + _mm256_add_epi16(p256_3, p256_0)), 3); + + flat_p0 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_p, res_p), + 168)); + + res_q = _mm256_srli_epi16( + _mm256_add_epi16(pixetFilter_p2p1p0, + _mm256_add_epi16(q256_3, q256_0)), 3); + + flat_q0 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_q, res_q), + 168)); + + sum_p7 = _mm256_add_epi16(p256_7, p256_7); + + sum_q7 = _mm256_add_epi16(q256_7, q256_7); + + sum_p3 = _mm256_add_epi16(p256_3, p256_3); + + sum_q3 = _mm256_add_epi16(q256_3, q256_3); + + pixelFilter_q = _mm256_sub_epi16(pixelFilter_p, p256_6); + + pixelFilter_p = _mm256_sub_epi16(pixelFilter_p, q256_6); + + res_p = _mm256_srli_epi16( + _mm256_add_epi16(pixelFilter_p, + _mm256_add_epi16(sum_p7, p256_1)), 4); + + flat2_p1 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_p, res_p), + 168)); + + res_q = _mm256_srli_epi16( + _mm256_add_epi16(pixelFilter_q, + _mm256_add_epi16(sum_q7, q256_1)), 4); + + flat2_q1 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_q, res_q), + 168)); + + pixetFilter_q2q1q0 = _mm256_sub_epi16(pixetFilter_p2p1p0, p256_2); + + pixetFilter_p2p1p0 = _mm256_sub_epi16(pixetFilter_p2p1p0, q256_2); + + res_p = _mm256_srli_epi16( + _mm256_add_epi16(pixetFilter_p2p1p0, + _mm256_add_epi16(sum_p3, p256_1)), 3); + + flat_p1 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_p, res_p), + 168)); + + res_q = _mm256_srli_epi16( + _mm256_add_epi16(pixetFilter_q2q1q0, + _mm256_add_epi16(sum_q3, q256_1)), 3); + + flat_q1 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_q, res_q), + 168)); + + sum_p7 = _mm256_add_epi16(sum_p7, p256_7); + + sum_q7 = _mm256_add_epi16(sum_q7, q256_7); + + sum_p3 = _mm256_add_epi16(sum_p3, p256_3); + + sum_q3 = _mm256_add_epi16(sum_q3, q256_3); + + pixelFilter_p = _mm256_sub_epi16(pixelFilter_p, q256_5); + + pixelFilter_q = _mm256_sub_epi16(pixelFilter_q, p256_5); + + res_p = _mm256_srli_epi16( + _mm256_add_epi16(pixelFilter_p, + _mm256_add_epi16(sum_p7, p256_2)), 4); + + flat2_p2 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_p, res_p), + 168)); + + res_q = _mm256_srli_epi16( + _mm256_add_epi16(pixelFilter_q, + _mm256_add_epi16(sum_q7, q256_2)), 4); + + flat2_q2 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_q, res_q), + 168)); + + pixetFilter_p2p1p0 = _mm256_sub_epi16(pixetFilter_p2p1p0, q256_1); + + pixetFilter_q2q1q0 = _mm256_sub_epi16(pixetFilter_q2q1q0, p256_1); + + res_p = _mm256_srli_epi16( + _mm256_add_epi16(pixetFilter_p2p1p0, + _mm256_add_epi16(sum_p3, p256_2)), 3); + + flat_p2 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_p, res_p), + 168)); + + res_q = _mm256_srli_epi16( + _mm256_add_epi16(pixetFilter_q2q1q0, + _mm256_add_epi16(sum_q3, q256_2)), 3); + + flat_q2 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_q, res_q), + 168)); + + sum_p7 = _mm256_add_epi16(sum_p7, p256_7); + + sum_q7 = _mm256_add_epi16(sum_q7, q256_7); + + pixelFilter_p = _mm256_sub_epi16(pixelFilter_p, q256_4); + + pixelFilter_q = _mm256_sub_epi16(pixelFilter_q, p256_4); + + res_p = _mm256_srli_epi16( + _mm256_add_epi16(pixelFilter_p, + _mm256_add_epi16(sum_p7, p256_3)), 4); + + flat2_p3 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_p, res_p), + 168)); + + res_q = _mm256_srli_epi16( + _mm256_add_epi16(pixelFilter_q, + _mm256_add_epi16(sum_q7, q256_3)), 4); + + flat2_q3 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_q, res_q), + 168)); + + sum_p7 = _mm256_add_epi16(sum_p7, p256_7); + + sum_q7 = _mm256_add_epi16(sum_q7, q256_7); + + pixelFilter_p = _mm256_sub_epi16(pixelFilter_p, q256_3); + + pixelFilter_q = _mm256_sub_epi16(pixelFilter_q, p256_3); + + res_p = _mm256_srli_epi16( + _mm256_add_epi16(pixelFilter_p, + _mm256_add_epi16(sum_p7, p256_4)), 4); + + flat2_p4 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_p, res_p), + 168)); + + res_q = _mm256_srli_epi16( + _mm256_add_epi16(pixelFilter_q, + _mm256_add_epi16(sum_q7, q256_4)), 4); + + flat2_q4 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_q, res_q), + 168)); + + sum_p7 = _mm256_add_epi16(sum_p7, p256_7); + + sum_q7 = _mm256_add_epi16(sum_q7, q256_7); + + pixelFilter_p = _mm256_sub_epi16(pixelFilter_p, q256_2); + + pixelFilter_q = _mm256_sub_epi16(pixelFilter_q, p256_2); + + res_p = _mm256_srli_epi16( + _mm256_add_epi16(pixelFilter_p, + _mm256_add_epi16(sum_p7, p256_5)), 4); + + flat2_p5 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_p, res_p), + 168)); + + res_q = _mm256_srli_epi16( + _mm256_add_epi16(pixelFilter_q, + _mm256_add_epi16(sum_q7, q256_5)), 4); + + flat2_q5 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_q, res_q), + 168)); + + sum_p7 = _mm256_add_epi16(sum_p7, p256_7); + + sum_q7 = _mm256_add_epi16(sum_q7, q256_7); + + pixelFilter_p = _mm256_sub_epi16(pixelFilter_p, q256_1); + + pixelFilter_q = _mm256_sub_epi16(pixelFilter_q, p256_1); + + res_p = _mm256_srli_epi16( + _mm256_add_epi16(pixelFilter_p, + _mm256_add_epi16(sum_p7, p256_6)), 4); + + flat2_p6 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_p, res_p), + 168)); + + res_q = _mm256_srli_epi16( + _mm256_add_epi16(pixelFilter_q, + _mm256_add_epi16(sum_q7, q256_6)), 4); + + flat2_q6 = _mm256_castsi256_si128( + _mm256_permute4x64_epi64(_mm256_packus_epi16(res_q, res_q), + 168)); + } + + // wide flat + // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + + p2 = _mm_andnot_si128(flat, p2); + flat_p2 = _mm_and_si128(flat, flat_p2); + p2 = _mm_or_si128(flat_p2, p2); + + p1 = _mm_andnot_si128(flat, ps1); + flat_p1 = _mm_and_si128(flat, flat_p1); + p1 = _mm_or_si128(flat_p1, p1); + + p0 = _mm_andnot_si128(flat, ps0); + flat_p0 = _mm_and_si128(flat, flat_p0); + p0 = _mm_or_si128(flat_p0, p0); + + q0 = _mm_andnot_si128(flat, qs0); + flat_q0 = _mm_and_si128(flat, flat_q0); + q0 = _mm_or_si128(flat_q0, q0); + + q1 = _mm_andnot_si128(flat, qs1); + flat_q1 = _mm_and_si128(flat, flat_q1); + q1 = _mm_or_si128(flat_q1, q1); + + q2 = _mm_andnot_si128(flat, q2); + flat_q2 = _mm_and_si128(flat, flat_q2); + q2 = _mm_or_si128(flat_q2, q2); + + p6 = _mm_andnot_si128(flat2, p6); + flat2_p6 = _mm_and_si128(flat2, flat2_p6); + p6 = _mm_or_si128(flat2_p6, p6); + _mm_storeu_si128((__m128i *) (s - 7 * p), p6); + + p5 = _mm_andnot_si128(flat2, p5); + flat2_p5 = _mm_and_si128(flat2, flat2_p5); + p5 = _mm_or_si128(flat2_p5, p5); + _mm_storeu_si128((__m128i *) (s - 6 * p), p5); + + p4 = _mm_andnot_si128(flat2, p4); + flat2_p4 = _mm_and_si128(flat2, flat2_p4); + p4 = _mm_or_si128(flat2_p4, p4); + _mm_storeu_si128((__m128i *) (s - 5 * p), p4); + + p3 = _mm_andnot_si128(flat2, p3); + flat2_p3 = _mm_and_si128(flat2, flat2_p3); + p3 = _mm_or_si128(flat2_p3, p3); + _mm_storeu_si128((__m128i *) (s - 4 * p), p3); + + p2 = _mm_andnot_si128(flat2, p2); + flat2_p2 = _mm_and_si128(flat2, flat2_p2); + p2 = _mm_or_si128(flat2_p2, p2); + _mm_storeu_si128((__m128i *) (s - 3 * p), p2); + + p1 = _mm_andnot_si128(flat2, p1); + flat2_p1 = _mm_and_si128(flat2, flat2_p1); + p1 = _mm_or_si128(flat2_p1, p1); + _mm_storeu_si128((__m128i *) (s - 2 * p), p1); + + p0 = _mm_andnot_si128(flat2, p0); + flat2_p0 = _mm_and_si128(flat2, flat2_p0); + p0 = _mm_or_si128(flat2_p0, p0); + _mm_storeu_si128((__m128i *) (s - 1 * p), p0); + + q0 = _mm_andnot_si128(flat2, q0); + flat2_q0 = _mm_and_si128(flat2, flat2_q0); + q0 = _mm_or_si128(flat2_q0, q0); + _mm_storeu_si128((__m128i *) (s - 0 * p), q0); + + q1 = _mm_andnot_si128(flat2, q1); + flat2_q1 = _mm_and_si128(flat2, flat2_q1); + q1 = _mm_or_si128(flat2_q1, q1); + _mm_storeu_si128((__m128i *) (s + 1 * p), q1); + + q2 = _mm_andnot_si128(flat2, q2); + flat2_q2 = _mm_and_si128(flat2, flat2_q2); + q2 = _mm_or_si128(flat2_q2, q2); + _mm_storeu_si128((__m128i *) (s + 2 * p), q2); + + q3 = _mm_andnot_si128(flat2, q3); + flat2_q3 = _mm_and_si128(flat2, flat2_q3); + q3 = _mm_or_si128(flat2_q3, q3); + _mm_storeu_si128((__m128i *) (s + 3 * p), q3); + + q4 = _mm_andnot_si128(flat2, q4); + flat2_q4 = _mm_and_si128(flat2, flat2_q4); + q4 = _mm_or_si128(flat2_q4, q4); + _mm_storeu_si128((__m128i *) (s + 4 * p), q4); + + q5 = _mm_andnot_si128(flat2, q5); + flat2_q5 = _mm_and_si128(flat2, flat2_q5); + q5 = _mm_or_si128(flat2_q5, q5); + _mm_storeu_si128((__m128i *) (s + 5 * p), q5); + + q6 = _mm_andnot_si128(flat2, q6); + flat2_q6 = _mm_and_si128(flat2, flat2_q6); + q6 = _mm_or_si128(flat2_q6, q6); + _mm_storeu_si128((__m128i *) (s + 6 * p), q6); + } +} + +void vp9_lpf_horizontal_16_avx2(unsigned char *s, int p, + const unsigned char *_blimit, const unsigned char *_limit, + const unsigned char *_thresh, int count) { + if (count == 1) + mb_lpf_horizontal_edge_w_avx2_8(s, p, _blimit, _limit, _thresh); + else + mb_lpf_horizontal_edge_w_avx2_16(s, p, _blimit, _limit, _thresh); +} diff --git a/media/libvpx/vp9/common/x86/vp9_loopfilter_intrin_sse2.c b/media/libvpx/vp9/common/x86/vp9_loopfilter_intrin_sse2.c new file mode 100644 index 000000000..e321dbebe --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_loopfilter_intrin_sse2.c @@ -0,0 +1,1580 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include <emmintrin.h> // SSE2 + +#include "./vp9_rtcd.h" +#include "vp9/common/vp9_loopfilter.h" +#include "vpx_ports/emmintrin_compat.h" + +static INLINE __m128i abs_diff(__m128i a, __m128i b) { + return _mm_or_si128(_mm_subs_epu8(a, b), _mm_subs_epu8(b, a)); +} + +static void mb_lpf_horizontal_edge_w_sse2_8(unsigned char *s, + int p, + const unsigned char *_blimit, + const unsigned char *_limit, + const unsigned char *_thresh) { + const __m128i zero = _mm_set1_epi16(0); + const __m128i one = _mm_set1_epi8(1); + const __m128i blimit = _mm_load_si128((const __m128i *)_blimit); + const __m128i limit = _mm_load_si128((const __m128i *)_limit); + const __m128i thresh = _mm_load_si128((const __m128i *)_thresh); + __m128i mask, hev, flat, flat2; + __m128i q7p7, q6p6, q5p5, q4p4, q3p3, q2p2, q1p1, q0p0, p0q0, p1q1; + __m128i abs_p1p0; + + q4p4 = _mm_loadl_epi64((__m128i *)(s - 5 * p)); + q4p4 = _mm_castps_si128(_mm_loadh_pi(_mm_castsi128_ps(q4p4), + (__m64 *)(s + 4 * p))); + q3p3 = _mm_loadl_epi64((__m128i *)(s - 4 * p)); + q3p3 = _mm_castps_si128(_mm_loadh_pi(_mm_castsi128_ps(q3p3), + (__m64 *)(s + 3 * p))); + q2p2 = _mm_loadl_epi64((__m128i *)(s - 3 * p)); + q2p2 = _mm_castps_si128(_mm_loadh_pi(_mm_castsi128_ps(q2p2), + (__m64 *)(s + 2 * p))); + q1p1 = _mm_loadl_epi64((__m128i *)(s - 2 * p)); + q1p1 = _mm_castps_si128(_mm_loadh_pi(_mm_castsi128_ps(q1p1), + (__m64 *)(s + 1 * p))); + p1q1 = _mm_shuffle_epi32(q1p1, 78); + q0p0 = _mm_loadl_epi64((__m128i *)(s - 1 * p)); + q0p0 = _mm_castps_si128(_mm_loadh_pi(_mm_castsi128_ps(q0p0), + (__m64 *)(s - 0 * p))); + p0q0 = _mm_shuffle_epi32(q0p0, 78); + + { + __m128i abs_p1q1, abs_p0q0, abs_q1q0, fe, ff, work; + abs_p1p0 = abs_diff(q1p1, q0p0); + abs_q1q0 = _mm_srli_si128(abs_p1p0, 8); + fe = _mm_set1_epi8(0xfe); + ff = _mm_cmpeq_epi8(abs_p1p0, abs_p1p0); + abs_p0q0 = abs_diff(q0p0, p0q0); + abs_p1q1 = abs_diff(q1p1, p1q1); + flat = _mm_max_epu8(abs_p1p0, abs_q1q0); + hev = _mm_subs_epu8(flat, thresh); + hev = _mm_xor_si128(_mm_cmpeq_epi8(hev, zero), ff); + + abs_p0q0 =_mm_adds_epu8(abs_p0q0, abs_p0q0); + abs_p1q1 = _mm_srli_epi16(_mm_and_si128(abs_p1q1, fe), 1); + mask = _mm_subs_epu8(_mm_adds_epu8(abs_p0q0, abs_p1q1), blimit); + mask = _mm_xor_si128(_mm_cmpeq_epi8(mask, zero), ff); + // mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; + mask = _mm_max_epu8(abs_p1p0, mask); + // mask |= (abs(p1 - p0) > limit) * -1; + // mask |= (abs(q1 - q0) > limit) * -1; + + work = _mm_max_epu8(abs_diff(q2p2, q1p1), + abs_diff(q3p3, q2p2)); + mask = _mm_max_epu8(work, mask); + mask = _mm_max_epu8(mask, _mm_srli_si128(mask, 8)); + mask = _mm_subs_epu8(mask, limit); + mask = _mm_cmpeq_epi8(mask, zero); + } + + // lp filter + { + const __m128i t4 = _mm_set1_epi8(4); + const __m128i t3 = _mm_set1_epi8(3); + const __m128i t80 = _mm_set1_epi8(0x80); + const __m128i t1 = _mm_set1_epi16(0x1); + __m128i qs1ps1 = _mm_xor_si128(q1p1, t80); + __m128i qs0ps0 = _mm_xor_si128(q0p0, t80); + __m128i qs0 = _mm_xor_si128(p0q0, t80); + __m128i qs1 = _mm_xor_si128(p1q1, t80); + __m128i filt; + __m128i work_a; + __m128i filter1, filter2; + __m128i flat2_q6p6, flat2_q5p5, flat2_q4p4, flat2_q3p3, flat2_q2p2; + __m128i flat2_q1p1, flat2_q0p0, flat_q2p2, flat_q1p1, flat_q0p0; + + filt = _mm_and_si128(_mm_subs_epi8(qs1ps1, qs1), hev); + work_a = _mm_subs_epi8(qs0, qs0ps0); + filt = _mm_adds_epi8(filt, work_a); + filt = _mm_adds_epi8(filt, work_a); + filt = _mm_adds_epi8(filt, work_a); + // (vp9_filter + 3 * (qs0 - ps0)) & mask + filt = _mm_and_si128(filt, mask); + + filter1 = _mm_adds_epi8(filt, t4); + filter2 = _mm_adds_epi8(filt, t3); + + filter1 = _mm_unpacklo_epi8(zero, filter1); + filter1 = _mm_srai_epi16(filter1, 0xB); + filter2 = _mm_unpacklo_epi8(zero, filter2); + filter2 = _mm_srai_epi16(filter2, 0xB); + + // Filter1 >> 3 + filt = _mm_packs_epi16(filter2, _mm_subs_epi16(zero, filter1)); + qs0ps0 = _mm_xor_si128(_mm_adds_epi8(qs0ps0, filt), t80); + + // filt >> 1 + filt = _mm_adds_epi16(filter1, t1); + filt = _mm_srai_epi16(filt, 1); + filt = _mm_andnot_si128(_mm_srai_epi16(_mm_unpacklo_epi8(zero, hev), 0x8), + filt); + filt = _mm_packs_epi16(filt, _mm_subs_epi16(zero, filt)); + qs1ps1 = _mm_xor_si128(_mm_adds_epi8(qs1ps1, filt), t80); + // loopfilter done + + { + __m128i work; + flat = _mm_max_epu8(abs_diff(q2p2, q0p0), abs_diff(q3p3, q0p0)); + flat = _mm_max_epu8(abs_p1p0, flat); + flat = _mm_max_epu8(flat, _mm_srli_si128(flat, 8)); + flat = _mm_subs_epu8(flat, one); + flat = _mm_cmpeq_epi8(flat, zero); + flat = _mm_and_si128(flat, mask); + + q5p5 = _mm_loadl_epi64((__m128i *)(s - 6 * p)); + q5p5 = _mm_castps_si128(_mm_loadh_pi(_mm_castsi128_ps(q5p5), + (__m64 *)(s + 5 * p))); + + q6p6 = _mm_loadl_epi64((__m128i *)(s - 7 * p)); + q6p6 = _mm_castps_si128(_mm_loadh_pi(_mm_castsi128_ps(q6p6), + (__m64 *)(s + 6 * p))); + flat2 = _mm_max_epu8(abs_diff(q4p4, q0p0), abs_diff(q5p5, q0p0)); + + q7p7 = _mm_loadl_epi64((__m128i *)(s - 8 * p)); + q7p7 = _mm_castps_si128(_mm_loadh_pi(_mm_castsi128_ps(q7p7), + (__m64 *)(s + 7 * p))); + work = _mm_max_epu8(abs_diff(q6p6, q0p0), abs_diff(q7p7, q0p0)); + flat2 = _mm_max_epu8(work, flat2); + flat2 = _mm_max_epu8(flat2, _mm_srli_si128(flat2, 8)); + flat2 = _mm_subs_epu8(flat2, one); + flat2 = _mm_cmpeq_epi8(flat2, zero); + flat2 = _mm_and_si128(flat2, flat); // flat2 & flat & mask + } + + // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + // flat and wide flat calculations + { + const __m128i eight = _mm_set1_epi16(8); + const __m128i four = _mm_set1_epi16(4); + __m128i p7_16, p6_16, p5_16, p4_16, p3_16, p2_16, p1_16, p0_16; + __m128i q7_16, q6_16, q5_16, q4_16, q3_16, q2_16, q1_16, q0_16; + __m128i pixelFilter_p, pixelFilter_q; + __m128i pixetFilter_p2p1p0, pixetFilter_q2q1q0; + __m128i sum_p7, sum_q7, sum_p3, sum_q3, res_p, res_q; + + p7_16 = _mm_unpacklo_epi8(q7p7, zero);; + p6_16 = _mm_unpacklo_epi8(q6p6, zero); + p5_16 = _mm_unpacklo_epi8(q5p5, zero); + p4_16 = _mm_unpacklo_epi8(q4p4, zero); + p3_16 = _mm_unpacklo_epi8(q3p3, zero); + p2_16 = _mm_unpacklo_epi8(q2p2, zero); + p1_16 = _mm_unpacklo_epi8(q1p1, zero); + p0_16 = _mm_unpacklo_epi8(q0p0, zero); + q0_16 = _mm_unpackhi_epi8(q0p0, zero); + q1_16 = _mm_unpackhi_epi8(q1p1, zero); + q2_16 = _mm_unpackhi_epi8(q2p2, zero); + q3_16 = _mm_unpackhi_epi8(q3p3, zero); + q4_16 = _mm_unpackhi_epi8(q4p4, zero); + q5_16 = _mm_unpackhi_epi8(q5p5, zero); + q6_16 = _mm_unpackhi_epi8(q6p6, zero); + q7_16 = _mm_unpackhi_epi8(q7p7, zero); + + pixelFilter_p = _mm_add_epi16(_mm_add_epi16(p6_16, p5_16), + _mm_add_epi16(p4_16, p3_16)); + pixelFilter_q = _mm_add_epi16(_mm_add_epi16(q6_16, q5_16), + _mm_add_epi16(q4_16, q3_16)); + + pixetFilter_p2p1p0 = _mm_add_epi16(p0_16, _mm_add_epi16(p2_16, p1_16)); + pixelFilter_p = _mm_add_epi16(pixelFilter_p, pixetFilter_p2p1p0); + + pixetFilter_q2q1q0 = _mm_add_epi16(q0_16, _mm_add_epi16(q2_16, q1_16)); + pixelFilter_q = _mm_add_epi16(pixelFilter_q, pixetFilter_q2q1q0); + pixelFilter_p = _mm_add_epi16(eight, _mm_add_epi16(pixelFilter_p, + pixelFilter_q)); + pixetFilter_p2p1p0 = _mm_add_epi16(four, + _mm_add_epi16(pixetFilter_p2p1p0, + pixetFilter_q2q1q0)); + res_p = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(p7_16, p0_16)), 4); + res_q = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(q7_16, q0_16)), 4); + flat2_q0p0 = _mm_packus_epi16(res_p, res_q); + res_p = _mm_srli_epi16(_mm_add_epi16(pixetFilter_p2p1p0, + _mm_add_epi16(p3_16, p0_16)), 3); + res_q = _mm_srli_epi16(_mm_add_epi16(pixetFilter_p2p1p0, + _mm_add_epi16(q3_16, q0_16)), 3); + + flat_q0p0 = _mm_packus_epi16(res_p, res_q); + + sum_p7 = _mm_add_epi16(p7_16, p7_16); + sum_q7 = _mm_add_epi16(q7_16, q7_16); + sum_p3 = _mm_add_epi16(p3_16, p3_16); + sum_q3 = _mm_add_epi16(q3_16, q3_16); + + pixelFilter_q = _mm_sub_epi16(pixelFilter_p, p6_16); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q6_16); + res_p = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(sum_p7, p1_16)), 4); + res_q = _mm_srli_epi16(_mm_add_epi16(pixelFilter_q, + _mm_add_epi16(sum_q7, q1_16)), 4); + flat2_q1p1 = _mm_packus_epi16(res_p, res_q); + + pixetFilter_q2q1q0 = _mm_sub_epi16(pixetFilter_p2p1p0, p2_16); + pixetFilter_p2p1p0 = _mm_sub_epi16(pixetFilter_p2p1p0, q2_16); + res_p = _mm_srli_epi16(_mm_add_epi16(pixetFilter_p2p1p0, + _mm_add_epi16(sum_p3, p1_16)), 3); + res_q = _mm_srli_epi16(_mm_add_epi16(pixetFilter_q2q1q0, + _mm_add_epi16(sum_q3, q1_16)), 3); + flat_q1p1 = _mm_packus_epi16(res_p, res_q); + + sum_p7 = _mm_add_epi16(sum_p7, p7_16); + sum_q7 = _mm_add_epi16(sum_q7, q7_16); + sum_p3 = _mm_add_epi16(sum_p3, p3_16); + sum_q3 = _mm_add_epi16(sum_q3, q3_16); + + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q5_16); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p5_16); + res_p = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(sum_p7, p2_16)), 4); + res_q = _mm_srli_epi16(_mm_add_epi16(pixelFilter_q, + _mm_add_epi16(sum_q7, q2_16)), 4); + flat2_q2p2 = _mm_packus_epi16(res_p, res_q); + + pixetFilter_p2p1p0 = _mm_sub_epi16(pixetFilter_p2p1p0, q1_16); + pixetFilter_q2q1q0 = _mm_sub_epi16(pixetFilter_q2q1q0, p1_16); + + res_p = _mm_srli_epi16(_mm_add_epi16(pixetFilter_p2p1p0, + _mm_add_epi16(sum_p3, p2_16)), 3); + res_q = _mm_srli_epi16(_mm_add_epi16(pixetFilter_q2q1q0, + _mm_add_epi16(sum_q3, q2_16)), 3); + flat_q2p2 = _mm_packus_epi16(res_p, res_q); + + sum_p7 = _mm_add_epi16(sum_p7, p7_16); + sum_q7 = _mm_add_epi16(sum_q7, q7_16); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q4_16); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p4_16); + res_p = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(sum_p7, p3_16)), 4); + res_q = _mm_srli_epi16(_mm_add_epi16(pixelFilter_q, + _mm_add_epi16(sum_q7, q3_16)), 4); + flat2_q3p3 = _mm_packus_epi16(res_p, res_q); + + sum_p7 = _mm_add_epi16(sum_p7, p7_16); + sum_q7 = _mm_add_epi16(sum_q7, q7_16); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q3_16); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p3_16); + res_p = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(sum_p7, p4_16)), 4); + res_q = _mm_srli_epi16(_mm_add_epi16(pixelFilter_q, + _mm_add_epi16(sum_q7, q4_16)), 4); + flat2_q4p4 = _mm_packus_epi16(res_p, res_q); + + sum_p7 = _mm_add_epi16(sum_p7, p7_16); + sum_q7 = _mm_add_epi16(sum_q7, q7_16); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q2_16); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p2_16); + res_p = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(sum_p7, p5_16)), 4); + res_q = _mm_srli_epi16(_mm_add_epi16(pixelFilter_q, + _mm_add_epi16(sum_q7, q5_16)), 4); + flat2_q5p5 = _mm_packus_epi16(res_p, res_q); + + sum_p7 = _mm_add_epi16(sum_p7, p7_16); + sum_q7 = _mm_add_epi16(sum_q7, q7_16); + pixelFilter_p = _mm_sub_epi16(pixelFilter_p, q1_16); + pixelFilter_q = _mm_sub_epi16(pixelFilter_q, p1_16); + res_p = _mm_srli_epi16(_mm_add_epi16(pixelFilter_p, + _mm_add_epi16(sum_p7, p6_16)), 4); + res_q = _mm_srli_epi16(_mm_add_epi16(pixelFilter_q, + _mm_add_epi16(sum_q7, q6_16)), 4); + flat2_q6p6 = _mm_packus_epi16(res_p, res_q); + } + // wide flat + // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + + flat = _mm_shuffle_epi32(flat, 68); + flat2 = _mm_shuffle_epi32(flat2, 68); + + q2p2 = _mm_andnot_si128(flat, q2p2); + flat_q2p2 = _mm_and_si128(flat, flat_q2p2); + q2p2 = _mm_or_si128(q2p2, flat_q2p2); + + qs1ps1 = _mm_andnot_si128(flat, qs1ps1); + flat_q1p1 = _mm_and_si128(flat, flat_q1p1); + q1p1 = _mm_or_si128(qs1ps1, flat_q1p1); + + qs0ps0 = _mm_andnot_si128(flat, qs0ps0); + flat_q0p0 = _mm_and_si128(flat, flat_q0p0); + q0p0 = _mm_or_si128(qs0ps0, flat_q0p0); + + q6p6 = _mm_andnot_si128(flat2, q6p6); + flat2_q6p6 = _mm_and_si128(flat2, flat2_q6p6); + q6p6 = _mm_or_si128(q6p6, flat2_q6p6); + _mm_storel_epi64((__m128i *)(s - 7 * p), q6p6); + _mm_storeh_pi((__m64 *)(s + 6 * p), _mm_castsi128_ps(q6p6)); + + q5p5 = _mm_andnot_si128(flat2, q5p5); + flat2_q5p5 = _mm_and_si128(flat2, flat2_q5p5); + q5p5 = _mm_or_si128(q5p5, flat2_q5p5); + _mm_storel_epi64((__m128i *)(s - 6 * p), q5p5); + _mm_storeh_pi((__m64 *)(s + 5 * p), _mm_castsi128_ps(q5p5)); + + q4p4 = _mm_andnot_si128(flat2, q4p4); + flat2_q4p4 = _mm_and_si128(flat2, flat2_q4p4); + q4p4 = _mm_or_si128(q4p4, flat2_q4p4); + _mm_storel_epi64((__m128i *)(s - 5 * p), q4p4); + _mm_storeh_pi((__m64 *)(s + 4 * p), _mm_castsi128_ps(q4p4)); + + q3p3 = _mm_andnot_si128(flat2, q3p3); + flat2_q3p3 = _mm_and_si128(flat2, flat2_q3p3); + q3p3 = _mm_or_si128(q3p3, flat2_q3p3); + _mm_storel_epi64((__m128i *)(s - 4 * p), q3p3); + _mm_storeh_pi((__m64 *)(s + 3 * p), _mm_castsi128_ps(q3p3)); + + q2p2 = _mm_andnot_si128(flat2, q2p2); + flat2_q2p2 = _mm_and_si128(flat2, flat2_q2p2); + q2p2 = _mm_or_si128(q2p2, flat2_q2p2); + _mm_storel_epi64((__m128i *)(s - 3 * p), q2p2); + _mm_storeh_pi((__m64 *)(s + 2 * p), _mm_castsi128_ps(q2p2)); + + q1p1 = _mm_andnot_si128(flat2, q1p1); + flat2_q1p1 = _mm_and_si128(flat2, flat2_q1p1); + q1p1 = _mm_or_si128(q1p1, flat2_q1p1); + _mm_storel_epi64((__m128i *)(s - 2 * p), q1p1); + _mm_storeh_pi((__m64 *)(s + 1 * p), _mm_castsi128_ps(q1p1)); + + q0p0 = _mm_andnot_si128(flat2, q0p0); + flat2_q0p0 = _mm_and_si128(flat2, flat2_q0p0); + q0p0 = _mm_or_si128(q0p0, flat2_q0p0); + _mm_storel_epi64((__m128i *)(s - 1 * p), q0p0); + _mm_storeh_pi((__m64 *)(s - 0 * p), _mm_castsi128_ps(q0p0)); + } +} + +static INLINE __m128i filter_add2_sub2(const __m128i *const total, + const __m128i *const a1, + const __m128i *const a2, + const __m128i *const s1, + const __m128i *const s2) { + __m128i x = _mm_add_epi16(*a1, *total); + x = _mm_add_epi16(_mm_sub_epi16(x, _mm_add_epi16(*s1, *s2)), *a2); + return x; +} + +static INLINE __m128i filter8_mask(const __m128i *const flat, + const __m128i *const other_filt, + const __m128i *const f8_lo, + const __m128i *const f8_hi) { + const __m128i f8 = _mm_packus_epi16(_mm_srli_epi16(*f8_lo, 3), + _mm_srli_epi16(*f8_hi, 3)); + const __m128i result = _mm_and_si128(*flat, f8); + return _mm_or_si128(_mm_andnot_si128(*flat, *other_filt), result); +} + +static INLINE __m128i filter16_mask(const __m128i *const flat, + const __m128i *const other_filt, + const __m128i *const f_lo, + const __m128i *const f_hi) { + const __m128i f = _mm_packus_epi16(_mm_srli_epi16(*f_lo, 4), + _mm_srli_epi16(*f_hi, 4)); + const __m128i result = _mm_and_si128(*flat, f); + return _mm_or_si128(_mm_andnot_si128(*flat, *other_filt), result); +} + +static void mb_lpf_horizontal_edge_w_sse2_16(unsigned char *s, + int p, + const unsigned char *_blimit, + const unsigned char *_limit, + const unsigned char *_thresh) { + const __m128i zero = _mm_set1_epi16(0); + const __m128i one = _mm_set1_epi8(1); + const __m128i blimit = _mm_load_si128((const __m128i *)_blimit); + const __m128i limit = _mm_load_si128((const __m128i *)_limit); + const __m128i thresh = _mm_load_si128((const __m128i *)_thresh); + __m128i mask, hev, flat, flat2; + __m128i p7, p6, p5; + __m128i p4, p3, p2, p1, p0, q0, q1, q2, q3, q4; + __m128i q5, q6, q7; + + __m128i op2, op1, op0, oq0, oq1, oq2; + + __m128i max_abs_p1p0q1q0; + + p7 = _mm_loadu_si128((__m128i *)(s - 8 * p)); + p6 = _mm_loadu_si128((__m128i *)(s - 7 * p)); + p5 = _mm_loadu_si128((__m128i *)(s - 6 * p)); + p4 = _mm_loadu_si128((__m128i *)(s - 5 * p)); + p3 = _mm_loadu_si128((__m128i *)(s - 4 * p)); + p2 = _mm_loadu_si128((__m128i *)(s - 3 * p)); + p1 = _mm_loadu_si128((__m128i *)(s - 2 * p)); + p0 = _mm_loadu_si128((__m128i *)(s - 1 * p)); + q0 = _mm_loadu_si128((__m128i *)(s - 0 * p)); + q1 = _mm_loadu_si128((__m128i *)(s + 1 * p)); + q2 = _mm_loadu_si128((__m128i *)(s + 2 * p)); + q3 = _mm_loadu_si128((__m128i *)(s + 3 * p)); + q4 = _mm_loadu_si128((__m128i *)(s + 4 * p)); + q5 = _mm_loadu_si128((__m128i *)(s + 5 * p)); + q6 = _mm_loadu_si128((__m128i *)(s + 6 * p)); + q7 = _mm_loadu_si128((__m128i *)(s + 7 * p)); + + { + const __m128i abs_p1p0 = abs_diff(p1, p0); + const __m128i abs_q1q0 = abs_diff(q1, q0); + const __m128i fe = _mm_set1_epi8(0xfe); + const __m128i ff = _mm_cmpeq_epi8(zero, zero); + __m128i abs_p0q0 = abs_diff(p0, q0); + __m128i abs_p1q1 = abs_diff(p1, q1); + __m128i work; + max_abs_p1p0q1q0 = _mm_max_epu8(abs_p1p0, abs_q1q0); + + abs_p0q0 =_mm_adds_epu8(abs_p0q0, abs_p0q0); + abs_p1q1 = _mm_srli_epi16(_mm_and_si128(abs_p1q1, fe), 1); + mask = _mm_subs_epu8(_mm_adds_epu8(abs_p0q0, abs_p1q1), blimit); + mask = _mm_xor_si128(_mm_cmpeq_epi8(mask, zero), ff); + // mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; + mask = _mm_max_epu8(max_abs_p1p0q1q0, mask); + // mask |= (abs(p1 - p0) > limit) * -1; + // mask |= (abs(q1 - q0) > limit) * -1; + work = _mm_max_epu8(abs_diff(p2, p1), abs_diff(p3, p2)); + mask = _mm_max_epu8(work, mask); + work = _mm_max_epu8(abs_diff(q2, q1), abs_diff(q3, q2)); + mask = _mm_max_epu8(work, mask); + mask = _mm_subs_epu8(mask, limit); + mask = _mm_cmpeq_epi8(mask, zero); + } + + { + __m128i work; + work = _mm_max_epu8(abs_diff(p2, p0), abs_diff(q2, q0)); + flat = _mm_max_epu8(work, max_abs_p1p0q1q0); + work = _mm_max_epu8(abs_diff(p3, p0), abs_diff(q3, q0)); + flat = _mm_max_epu8(work, flat); + work = _mm_max_epu8(abs_diff(p4, p0), abs_diff(q4, q0)); + flat = _mm_subs_epu8(flat, one); + flat = _mm_cmpeq_epi8(flat, zero); + flat = _mm_and_si128(flat, mask); + flat2 = _mm_max_epu8(abs_diff(p5, p0), abs_diff(q5, q0)); + flat2 = _mm_max_epu8(work, flat2); + work = _mm_max_epu8(abs_diff(p6, p0), abs_diff(q6, q0)); + flat2 = _mm_max_epu8(work, flat2); + work = _mm_max_epu8(abs_diff(p7, p0), abs_diff(q7, q0)); + flat2 = _mm_max_epu8(work, flat2); + flat2 = _mm_subs_epu8(flat2, one); + flat2 = _mm_cmpeq_epi8(flat2, zero); + flat2 = _mm_and_si128(flat2, flat); // flat2 & flat & mask + } + + // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + // filter4 + { + const __m128i t4 = _mm_set1_epi8(4); + const __m128i t3 = _mm_set1_epi8(3); + const __m128i t80 = _mm_set1_epi8(0x80); + const __m128i te0 = _mm_set1_epi8(0xe0); + const __m128i t1f = _mm_set1_epi8(0x1f); + const __m128i t1 = _mm_set1_epi8(0x1); + const __m128i t7f = _mm_set1_epi8(0x7f); + const __m128i ff = _mm_cmpeq_epi8(t4, t4); + + __m128i filt; + __m128i work_a; + __m128i filter1, filter2; + + op1 = _mm_xor_si128(p1, t80); + op0 = _mm_xor_si128(p0, t80); + oq0 = _mm_xor_si128(q0, t80); + oq1 = _mm_xor_si128(q1, t80); + + hev = _mm_subs_epu8(max_abs_p1p0q1q0, thresh); + hev = _mm_xor_si128(_mm_cmpeq_epi8(hev, zero), ff); + filt = _mm_and_si128(_mm_subs_epi8(op1, oq1), hev); + + work_a = _mm_subs_epi8(oq0, op0); + filt = _mm_adds_epi8(filt, work_a); + filt = _mm_adds_epi8(filt, work_a); + filt = _mm_adds_epi8(filt, work_a); + // (vp9_filter + 3 * (qs0 - ps0)) & mask + filt = _mm_and_si128(filt, mask); + filter1 = _mm_adds_epi8(filt, t4); + filter2 = _mm_adds_epi8(filt, t3); + + // Filter1 >> 3 + work_a = _mm_cmpgt_epi8(zero, filter1); + filter1 = _mm_srli_epi16(filter1, 3); + work_a = _mm_and_si128(work_a, te0); + filter1 = _mm_and_si128(filter1, t1f); + filter1 = _mm_or_si128(filter1, work_a); + oq0 = _mm_xor_si128(_mm_subs_epi8(oq0, filter1), t80); + + // Filter2 >> 3 + work_a = _mm_cmpgt_epi8(zero, filter2); + filter2 = _mm_srli_epi16(filter2, 3); + work_a = _mm_and_si128(work_a, te0); + filter2 = _mm_and_si128(filter2, t1f); + filter2 = _mm_or_si128(filter2, work_a); + op0 = _mm_xor_si128(_mm_adds_epi8(op0, filter2), t80); + + // filt >> 1 + filt = _mm_adds_epi8(filter1, t1); + work_a = _mm_cmpgt_epi8(zero, filt); + filt = _mm_srli_epi16(filt, 1); + work_a = _mm_and_si128(work_a, t80); + filt = _mm_and_si128(filt, t7f); + filt = _mm_or_si128(filt, work_a); + filt = _mm_andnot_si128(hev, filt); + op1 = _mm_xor_si128(_mm_adds_epi8(op1, filt), t80); + oq1 = _mm_xor_si128(_mm_subs_epi8(oq1, filt), t80); + // loopfilter done + + // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + // filter8 + { + const __m128i four = _mm_set1_epi16(4); + const __m128i p3_lo = _mm_unpacklo_epi8(p3, zero); + const __m128i p2_lo = _mm_unpacklo_epi8(p2, zero); + const __m128i p1_lo = _mm_unpacklo_epi8(p1, zero); + const __m128i p0_lo = _mm_unpacklo_epi8(p0, zero); + const __m128i q0_lo = _mm_unpacklo_epi8(q0, zero); + const __m128i q1_lo = _mm_unpacklo_epi8(q1, zero); + const __m128i q2_lo = _mm_unpacklo_epi8(q2, zero); + const __m128i q3_lo = _mm_unpacklo_epi8(q3, zero); + + const __m128i p3_hi = _mm_unpackhi_epi8(p3, zero); + const __m128i p2_hi = _mm_unpackhi_epi8(p2, zero); + const __m128i p1_hi = _mm_unpackhi_epi8(p1, zero); + const __m128i p0_hi = _mm_unpackhi_epi8(p0, zero); + const __m128i q0_hi = _mm_unpackhi_epi8(q0, zero); + const __m128i q1_hi = _mm_unpackhi_epi8(q1, zero); + const __m128i q2_hi = _mm_unpackhi_epi8(q2, zero); + const __m128i q3_hi = _mm_unpackhi_epi8(q3, zero); + __m128i f8_lo, f8_hi; + + f8_lo = _mm_add_epi16(_mm_add_epi16(p3_lo, four), + _mm_add_epi16(p3_lo, p2_lo)); + f8_lo = _mm_add_epi16(_mm_add_epi16(p3_lo, f8_lo), + _mm_add_epi16(p2_lo, p1_lo)); + f8_lo = _mm_add_epi16(_mm_add_epi16(p0_lo, q0_lo), f8_lo); + + f8_hi = _mm_add_epi16(_mm_add_epi16(p3_hi, four), + _mm_add_epi16(p3_hi, p2_hi)); + f8_hi = _mm_add_epi16(_mm_add_epi16(p3_hi, f8_hi), + _mm_add_epi16(p2_hi, p1_hi)); + f8_hi = _mm_add_epi16(_mm_add_epi16(p0_hi, q0_hi), f8_hi); + + op2 = filter8_mask(&flat, &p2, &f8_lo, &f8_hi); + + f8_lo = filter_add2_sub2(&f8_lo, &q1_lo, &p1_lo, &p2_lo, &p3_lo); + f8_hi = filter_add2_sub2(&f8_hi, &q1_hi, &p1_hi, &p2_hi, &p3_hi); + op1 = filter8_mask(&flat, &op1, &f8_lo, &f8_hi); + + f8_lo = filter_add2_sub2(&f8_lo, &q2_lo, &p0_lo, &p1_lo, &p3_lo); + f8_hi = filter_add2_sub2(&f8_hi, &q2_hi, &p0_hi, &p1_hi, &p3_hi); + op0 = filter8_mask(&flat, &op0, &f8_lo, &f8_hi); + + f8_lo = filter_add2_sub2(&f8_lo, &q3_lo, &q0_lo, &p0_lo, &p3_lo); + f8_hi = filter_add2_sub2(&f8_hi, &q3_hi, &q0_hi, &p0_hi, &p3_hi); + oq0 = filter8_mask(&flat, &oq0, &f8_lo, &f8_hi); + + f8_lo = filter_add2_sub2(&f8_lo, &q3_lo, &q1_lo, &q0_lo, &p2_lo); + f8_hi = filter_add2_sub2(&f8_hi, &q3_hi, &q1_hi, &q0_hi, &p2_hi); + oq1 = filter8_mask(&flat, &oq1, &f8_lo, &f8_hi); + + f8_lo = filter_add2_sub2(&f8_lo, &q3_lo, &q2_lo, &q1_lo, &p1_lo); + f8_hi = filter_add2_sub2(&f8_hi, &q3_hi, &q2_hi, &q1_hi, &p1_hi); + oq2 = filter8_mask(&flat, &q2, &f8_lo, &f8_hi); + } + + // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + // wide flat calculations + { + const __m128i eight = _mm_set1_epi16(8); + const __m128i p7_lo = _mm_unpacklo_epi8(p7, zero); + const __m128i p6_lo = _mm_unpacklo_epi8(p6, zero); + const __m128i p5_lo = _mm_unpacklo_epi8(p5, zero); + const __m128i p4_lo = _mm_unpacklo_epi8(p4, zero); + const __m128i p3_lo = _mm_unpacklo_epi8(p3, zero); + const __m128i p2_lo = _mm_unpacklo_epi8(p2, zero); + const __m128i p1_lo = _mm_unpacklo_epi8(p1, zero); + const __m128i p0_lo = _mm_unpacklo_epi8(p0, zero); + const __m128i q0_lo = _mm_unpacklo_epi8(q0, zero); + const __m128i q1_lo = _mm_unpacklo_epi8(q1, zero); + const __m128i q2_lo = _mm_unpacklo_epi8(q2, zero); + const __m128i q3_lo = _mm_unpacklo_epi8(q3, zero); + const __m128i q4_lo = _mm_unpacklo_epi8(q4, zero); + const __m128i q5_lo = _mm_unpacklo_epi8(q5, zero); + const __m128i q6_lo = _mm_unpacklo_epi8(q6, zero); + const __m128i q7_lo = _mm_unpacklo_epi8(q7, zero); + + const __m128i p7_hi = _mm_unpackhi_epi8(p7, zero); + const __m128i p6_hi = _mm_unpackhi_epi8(p6, zero); + const __m128i p5_hi = _mm_unpackhi_epi8(p5, zero); + const __m128i p4_hi = _mm_unpackhi_epi8(p4, zero); + const __m128i p3_hi = _mm_unpackhi_epi8(p3, zero); + const __m128i p2_hi = _mm_unpackhi_epi8(p2, zero); + const __m128i p1_hi = _mm_unpackhi_epi8(p1, zero); + const __m128i p0_hi = _mm_unpackhi_epi8(p0, zero); + const __m128i q0_hi = _mm_unpackhi_epi8(q0, zero); + const __m128i q1_hi = _mm_unpackhi_epi8(q1, zero); + const __m128i q2_hi = _mm_unpackhi_epi8(q2, zero); + const __m128i q3_hi = _mm_unpackhi_epi8(q3, zero); + const __m128i q4_hi = _mm_unpackhi_epi8(q4, zero); + const __m128i q5_hi = _mm_unpackhi_epi8(q5, zero); + const __m128i q6_hi = _mm_unpackhi_epi8(q6, zero); + const __m128i q7_hi = _mm_unpackhi_epi8(q7, zero); + + __m128i f_lo; + __m128i f_hi; + + f_lo = _mm_sub_epi16(_mm_slli_epi16(p7_lo, 3), p7_lo); // p7 * 7 + f_lo = _mm_add_epi16(_mm_slli_epi16(p6_lo, 1), + _mm_add_epi16(p4_lo, f_lo)); + f_lo = _mm_add_epi16(_mm_add_epi16(p3_lo, f_lo), + _mm_add_epi16(p2_lo, p1_lo)); + f_lo = _mm_add_epi16(_mm_add_epi16(p0_lo, q0_lo), f_lo); + f_lo = _mm_add_epi16(_mm_add_epi16(p5_lo, eight), f_lo); + + f_hi = _mm_sub_epi16(_mm_slli_epi16(p7_hi, 3), p7_hi); // p7 * 7 + f_hi = _mm_add_epi16(_mm_slli_epi16(p6_hi, 1), + _mm_add_epi16(p4_hi, f_hi)); + f_hi = _mm_add_epi16(_mm_add_epi16(p3_hi, f_hi), + _mm_add_epi16(p2_hi, p1_hi)); + f_hi = _mm_add_epi16(_mm_add_epi16(p0_hi, q0_hi), f_hi); + f_hi = _mm_add_epi16(_mm_add_epi16(p5_hi, eight), f_hi); + + p6 = filter16_mask(&flat2, &p6, &f_lo, &f_hi); + _mm_storeu_si128((__m128i *)(s - 7 * p), p6); + + f_lo = filter_add2_sub2(&f_lo, &q1_lo, &p5_lo, &p6_lo, &p7_lo); + f_hi = filter_add2_sub2(&f_hi, &q1_hi, &p5_hi, &p6_hi, &p7_hi); + p5 = filter16_mask(&flat2, &p5, &f_lo, &f_hi); + _mm_storeu_si128((__m128i *)(s - 6 * p), p5); + + f_lo = filter_add2_sub2(&f_lo, &q2_lo, &p4_lo, &p5_lo, &p7_lo); + f_hi = filter_add2_sub2(&f_hi, &q2_hi, &p4_hi, &p5_hi, &p7_hi); + p4 = filter16_mask(&flat2, &p4, &f_lo, &f_hi); + _mm_storeu_si128((__m128i *)(s - 5 * p), p4); + + f_lo = filter_add2_sub2(&f_lo, &q3_lo, &p3_lo, &p4_lo, &p7_lo); + f_hi = filter_add2_sub2(&f_hi, &q3_hi, &p3_hi, &p4_hi, &p7_hi); + p3 = filter16_mask(&flat2, &p3, &f_lo, &f_hi); + _mm_storeu_si128((__m128i *)(s - 4 * p), p3); + + f_lo = filter_add2_sub2(&f_lo, &q4_lo, &p2_lo, &p3_lo, &p7_lo); + f_hi = filter_add2_sub2(&f_hi, &q4_hi, &p2_hi, &p3_hi, &p7_hi); + op2 = filter16_mask(&flat2, &op2, &f_lo, &f_hi); + _mm_storeu_si128((__m128i *)(s - 3 * p), op2); + + f_lo = filter_add2_sub2(&f_lo, &q5_lo, &p1_lo, &p2_lo, &p7_lo); + f_hi = filter_add2_sub2(&f_hi, &q5_hi, &p1_hi, &p2_hi, &p7_hi); + op1 = filter16_mask(&flat2, &op1, &f_lo, &f_hi); + _mm_storeu_si128((__m128i *)(s - 2 * p), op1); + + f_lo = filter_add2_sub2(&f_lo, &q6_lo, &p0_lo, &p1_lo, &p7_lo); + f_hi = filter_add2_sub2(&f_hi, &q6_hi, &p0_hi, &p1_hi, &p7_hi); + op0 = filter16_mask(&flat2, &op0, &f_lo, &f_hi); + _mm_storeu_si128((__m128i *)(s - 1 * p), op0); + + f_lo = filter_add2_sub2(&f_lo, &q7_lo, &q0_lo, &p0_lo, &p7_lo); + f_hi = filter_add2_sub2(&f_hi, &q7_hi, &q0_hi, &p0_hi, &p7_hi); + oq0 = filter16_mask(&flat2, &oq0, &f_lo, &f_hi); + _mm_storeu_si128((__m128i *)(s - 0 * p), oq0); + + f_lo = filter_add2_sub2(&f_lo, &q7_lo, &q1_lo, &p6_lo, &q0_lo); + f_hi = filter_add2_sub2(&f_hi, &q7_hi, &q1_hi, &p6_hi, &q0_hi); + oq1 = filter16_mask(&flat2, &oq1, &f_lo, &f_hi); + _mm_storeu_si128((__m128i *)(s + 1 * p), oq1); + + f_lo = filter_add2_sub2(&f_lo, &q7_lo, &q2_lo, &p5_lo, &q1_lo); + f_hi = filter_add2_sub2(&f_hi, &q7_hi, &q2_hi, &p5_hi, &q1_hi); + oq2 = filter16_mask(&flat2, &oq2, &f_lo, &f_hi); + _mm_storeu_si128((__m128i *)(s + 2 * p), oq2); + + f_lo = filter_add2_sub2(&f_lo, &q7_lo, &q3_lo, &p4_lo, &q2_lo); + f_hi = filter_add2_sub2(&f_hi, &q7_hi, &q3_hi, &p4_hi, &q2_hi); + q3 = filter16_mask(&flat2, &q3, &f_lo, &f_hi); + _mm_storeu_si128((__m128i *)(s + 3 * p), q3); + + f_lo = filter_add2_sub2(&f_lo, &q7_lo, &q4_lo, &p3_lo, &q3_lo); + f_hi = filter_add2_sub2(&f_hi, &q7_hi, &q4_hi, &p3_hi, &q3_hi); + q4 = filter16_mask(&flat2, &q4, &f_lo, &f_hi); + _mm_storeu_si128((__m128i *)(s + 4 * p), q4); + + f_lo = filter_add2_sub2(&f_lo, &q7_lo, &q5_lo, &p2_lo, &q4_lo); + f_hi = filter_add2_sub2(&f_hi, &q7_hi, &q5_hi, &p2_hi, &q4_hi); + q5 = filter16_mask(&flat2, &q5, &f_lo, &f_hi); + _mm_storeu_si128((__m128i *)(s + 5 * p), q5); + + f_lo = filter_add2_sub2(&f_lo, &q7_lo, &q6_lo, &p1_lo, &q5_lo); + f_hi = filter_add2_sub2(&f_hi, &q7_hi, &q6_hi, &p1_hi, &q5_hi); + q6 = filter16_mask(&flat2, &q6, &f_lo, &f_hi); + _mm_storeu_si128((__m128i *)(s + 6 * p), q6); + } + // wide flat + // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + } +} + +// TODO(yunqingwang): remove count and call these 2 functions(8 or 16) directly. +void vp9_lpf_horizontal_16_sse2(unsigned char *s, int p, + const unsigned char *_blimit, + const unsigned char *_limit, + const unsigned char *_thresh, int count) { + if (count == 1) + mb_lpf_horizontal_edge_w_sse2_8(s, p, _blimit, _limit, _thresh); + else + mb_lpf_horizontal_edge_w_sse2_16(s, p, _blimit, _limit, _thresh); +} + +void vp9_lpf_horizontal_8_sse2(unsigned char *s, int p, + const unsigned char *_blimit, + const unsigned char *_limit, + const unsigned char *_thresh, int count) { + DECLARE_ALIGNED(16, unsigned char, flat_op2[16]); + DECLARE_ALIGNED(16, unsigned char, flat_op1[16]); + DECLARE_ALIGNED(16, unsigned char, flat_op0[16]); + DECLARE_ALIGNED(16, unsigned char, flat_oq2[16]); + DECLARE_ALIGNED(16, unsigned char, flat_oq1[16]); + DECLARE_ALIGNED(16, unsigned char, flat_oq0[16]); + const __m128i zero = _mm_set1_epi16(0); + const __m128i blimit = _mm_load_si128((const __m128i *)_blimit); + const __m128i limit = _mm_load_si128((const __m128i *)_limit); + const __m128i thresh = _mm_load_si128((const __m128i *)_thresh); + __m128i mask, hev, flat; + __m128i p3, p2, p1, p0, q0, q1, q2, q3; + __m128i q3p3, q2p2, q1p1, q0p0, p1q1, p0q0; + + (void)count; + + q3p3 = _mm_unpacklo_epi64(_mm_loadl_epi64((__m128i *)(s - 4 * p)), + _mm_loadl_epi64((__m128i *)(s + 3 * p))); + q2p2 = _mm_unpacklo_epi64(_mm_loadl_epi64((__m128i *)(s - 3 * p)), + _mm_loadl_epi64((__m128i *)(s + 2 * p))); + q1p1 = _mm_unpacklo_epi64(_mm_loadl_epi64((__m128i *)(s - 2 * p)), + _mm_loadl_epi64((__m128i *)(s + 1 * p))); + q0p0 = _mm_unpacklo_epi64(_mm_loadl_epi64((__m128i *)(s - 1 * p)), + _mm_loadl_epi64((__m128i *)(s - 0 * p))); + p1q1 = _mm_shuffle_epi32(q1p1, 78); + p0q0 = _mm_shuffle_epi32(q0p0, 78); + + { + // filter_mask and hev_mask + const __m128i one = _mm_set1_epi8(1); + const __m128i fe = _mm_set1_epi8(0xfe); + const __m128i ff = _mm_cmpeq_epi8(fe, fe); + __m128i abs_p1q1, abs_p0q0, abs_q1q0, abs_p1p0, work; + abs_p1p0 = abs_diff(q1p1, q0p0); + abs_q1q0 = _mm_srli_si128(abs_p1p0, 8); + + abs_p0q0 = abs_diff(q0p0, p0q0); + abs_p1q1 = abs_diff(q1p1, p1q1); + flat = _mm_max_epu8(abs_p1p0, abs_q1q0); + hev = _mm_subs_epu8(flat, thresh); + hev = _mm_xor_si128(_mm_cmpeq_epi8(hev, zero), ff); + + abs_p0q0 =_mm_adds_epu8(abs_p0q0, abs_p0q0); + abs_p1q1 = _mm_srli_epi16(_mm_and_si128(abs_p1q1, fe), 1); + mask = _mm_subs_epu8(_mm_adds_epu8(abs_p0q0, abs_p1q1), blimit); + mask = _mm_xor_si128(_mm_cmpeq_epi8(mask, zero), ff); + // mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; + mask = _mm_max_epu8(abs_p1p0, mask); + // mask |= (abs(p1 - p0) > limit) * -1; + // mask |= (abs(q1 - q0) > limit) * -1; + + work = _mm_max_epu8(abs_diff(q2p2, q1p1), + abs_diff(q3p3, q2p2)); + mask = _mm_max_epu8(work, mask); + mask = _mm_max_epu8(mask, _mm_srli_si128(mask, 8)); + mask = _mm_subs_epu8(mask, limit); + mask = _mm_cmpeq_epi8(mask, zero); + + // flat_mask4 + + flat = _mm_max_epu8(abs_diff(q2p2, q0p0), + abs_diff(q3p3, q0p0)); + flat = _mm_max_epu8(abs_p1p0, flat); + flat = _mm_max_epu8(flat, _mm_srli_si128(flat, 8)); + flat = _mm_subs_epu8(flat, one); + flat = _mm_cmpeq_epi8(flat, zero); + flat = _mm_and_si128(flat, mask); + } + + { + const __m128i four = _mm_set1_epi16(4); + unsigned char *src = s; + { + __m128i workp_a, workp_b, workp_shft; + p3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 4 * p)), zero); + p2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 3 * p)), zero); + p1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 2 * p)), zero); + p0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 1 * p)), zero); + q0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 0 * p)), zero); + q1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 1 * p)), zero); + q2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 2 * p)), zero); + q3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 3 * p)), zero); + + workp_a = _mm_add_epi16(_mm_add_epi16(p3, p3), _mm_add_epi16(p2, p1)); + workp_a = _mm_add_epi16(_mm_add_epi16(workp_a, four), p0); + workp_b = _mm_add_epi16(_mm_add_epi16(q0, p2), p3); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_storel_epi64((__m128i *)&flat_op2[0], + _mm_packus_epi16(workp_shft, workp_shft)); + + workp_b = _mm_add_epi16(_mm_add_epi16(q0, q1), p1); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_storel_epi64((__m128i *)&flat_op1[0], + _mm_packus_epi16(workp_shft, workp_shft)); + + workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p3), q2); + workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p1), p0); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_storel_epi64((__m128i *)&flat_op0[0], + _mm_packus_epi16(workp_shft, workp_shft)); + + workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p3), q3); + workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p0), q0); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_storel_epi64((__m128i *)&flat_oq0[0], + _mm_packus_epi16(workp_shft, workp_shft)); + + workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p2), q3); + workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q0), q1); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_storel_epi64((__m128i *)&flat_oq1[0], + _mm_packus_epi16(workp_shft, workp_shft)); + + workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p1), q3); + workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q1), q2); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_storel_epi64((__m128i *)&flat_oq2[0], + _mm_packus_epi16(workp_shft, workp_shft)); + } + } + // lp filter + { + const __m128i t4 = _mm_set1_epi8(4); + const __m128i t3 = _mm_set1_epi8(3); + const __m128i t80 = _mm_set1_epi8(0x80); + const __m128i t1 = _mm_set1_epi8(0x1); + const __m128i ps1 = _mm_xor_si128(_mm_loadl_epi64((__m128i *)(s - 2 * p)), + t80); + const __m128i ps0 = _mm_xor_si128(_mm_loadl_epi64((__m128i *)(s - 1 * p)), + t80); + const __m128i qs0 = _mm_xor_si128(_mm_loadl_epi64((__m128i *)(s + 0 * p)), + t80); + const __m128i qs1 = _mm_xor_si128(_mm_loadl_epi64((__m128i *)(s + 1 * p)), + t80); + __m128i filt; + __m128i work_a; + __m128i filter1, filter2; + + filt = _mm_and_si128(_mm_subs_epi8(ps1, qs1), hev); + work_a = _mm_subs_epi8(qs0, ps0); + filt = _mm_adds_epi8(filt, work_a); + filt = _mm_adds_epi8(filt, work_a); + filt = _mm_adds_epi8(filt, work_a); + // (vp9_filter + 3 * (qs0 - ps0)) & mask + filt = _mm_and_si128(filt, mask); + + filter1 = _mm_adds_epi8(filt, t4); + filter2 = _mm_adds_epi8(filt, t3); + + // Filter1 >> 3 + filter1 = _mm_unpacklo_epi8(zero, filter1); + filter1 = _mm_srai_epi16(filter1, 11); + filter1 = _mm_packs_epi16(filter1, filter1); + + // Filter2 >> 3 + filter2 = _mm_unpacklo_epi8(zero, filter2); + filter2 = _mm_srai_epi16(filter2, 11); + filter2 = _mm_packs_epi16(filter2, zero); + + // filt >> 1 + filt = _mm_adds_epi8(filter1, t1); + filt = _mm_unpacklo_epi8(zero, filt); + filt = _mm_srai_epi16(filt, 9); + filt = _mm_packs_epi16(filt, zero); + + filt = _mm_andnot_si128(hev, filt); + + work_a = _mm_xor_si128(_mm_subs_epi8(qs0, filter1), t80); + q0 = _mm_loadl_epi64((__m128i *)flat_oq0); + work_a = _mm_andnot_si128(flat, work_a); + q0 = _mm_and_si128(flat, q0); + q0 = _mm_or_si128(work_a, q0); + + work_a = _mm_xor_si128(_mm_subs_epi8(qs1, filt), t80); + q1 = _mm_loadl_epi64((__m128i *)flat_oq1); + work_a = _mm_andnot_si128(flat, work_a); + q1 = _mm_and_si128(flat, q1); + q1 = _mm_or_si128(work_a, q1); + + work_a = _mm_loadu_si128((__m128i *)(s + 2 * p)); + q2 = _mm_loadl_epi64((__m128i *)flat_oq2); + work_a = _mm_andnot_si128(flat, work_a); + q2 = _mm_and_si128(flat, q2); + q2 = _mm_or_si128(work_a, q2); + + work_a = _mm_xor_si128(_mm_adds_epi8(ps0, filter2), t80); + p0 = _mm_loadl_epi64((__m128i *)flat_op0); + work_a = _mm_andnot_si128(flat, work_a); + p0 = _mm_and_si128(flat, p0); + p0 = _mm_or_si128(work_a, p0); + + work_a = _mm_xor_si128(_mm_adds_epi8(ps1, filt), t80); + p1 = _mm_loadl_epi64((__m128i *)flat_op1); + work_a = _mm_andnot_si128(flat, work_a); + p1 = _mm_and_si128(flat, p1); + p1 = _mm_or_si128(work_a, p1); + + work_a = _mm_loadu_si128((__m128i *)(s - 3 * p)); + p2 = _mm_loadl_epi64((__m128i *)flat_op2); + work_a = _mm_andnot_si128(flat, work_a); + p2 = _mm_and_si128(flat, p2); + p2 = _mm_or_si128(work_a, p2); + + _mm_storel_epi64((__m128i *)(s - 3 * p), p2); + _mm_storel_epi64((__m128i *)(s - 2 * p), p1); + _mm_storel_epi64((__m128i *)(s - 1 * p), p0); + _mm_storel_epi64((__m128i *)(s + 0 * p), q0); + _mm_storel_epi64((__m128i *)(s + 1 * p), q1); + _mm_storel_epi64((__m128i *)(s + 2 * p), q2); + } +} + +void vp9_lpf_horizontal_8_dual_sse2(uint8_t *s, int p, + const uint8_t *_blimit0, + const uint8_t *_limit0, + const uint8_t *_thresh0, + const uint8_t *_blimit1, + const uint8_t *_limit1, + const uint8_t *_thresh1) { + DECLARE_ALIGNED(16, unsigned char, flat_op2[16]); + DECLARE_ALIGNED(16, unsigned char, flat_op1[16]); + DECLARE_ALIGNED(16, unsigned char, flat_op0[16]); + DECLARE_ALIGNED(16, unsigned char, flat_oq2[16]); + DECLARE_ALIGNED(16, unsigned char, flat_oq1[16]); + DECLARE_ALIGNED(16, unsigned char, flat_oq0[16]); + const __m128i zero = _mm_set1_epi16(0); + const __m128i blimit = + _mm_unpacklo_epi64(_mm_load_si128((const __m128i *)_blimit0), + _mm_load_si128((const __m128i *)_blimit1)); + const __m128i limit = + _mm_unpacklo_epi64(_mm_load_si128((const __m128i *)_limit0), + _mm_load_si128((const __m128i *)_limit1)); + const __m128i thresh = + _mm_unpacklo_epi64(_mm_load_si128((const __m128i *)_thresh0), + _mm_load_si128((const __m128i *)_thresh1)); + + __m128i mask, hev, flat; + __m128i p3, p2, p1, p0, q0, q1, q2, q3; + + p3 = _mm_loadu_si128((__m128i *)(s - 4 * p)); + p2 = _mm_loadu_si128((__m128i *)(s - 3 * p)); + p1 = _mm_loadu_si128((__m128i *)(s - 2 * p)); + p0 = _mm_loadu_si128((__m128i *)(s - 1 * p)); + q0 = _mm_loadu_si128((__m128i *)(s - 0 * p)); + q1 = _mm_loadu_si128((__m128i *)(s + 1 * p)); + q2 = _mm_loadu_si128((__m128i *)(s + 2 * p)); + q3 = _mm_loadu_si128((__m128i *)(s + 3 * p)); + { + const __m128i abs_p1p0 = _mm_or_si128(_mm_subs_epu8(p1, p0), + _mm_subs_epu8(p0, p1)); + const __m128i abs_q1q0 = _mm_or_si128(_mm_subs_epu8(q1, q0), + _mm_subs_epu8(q0, q1)); + const __m128i one = _mm_set1_epi8(1); + const __m128i fe = _mm_set1_epi8(0xfe); + const __m128i ff = _mm_cmpeq_epi8(abs_p1p0, abs_p1p0); + __m128i abs_p0q0 = _mm_or_si128(_mm_subs_epu8(p0, q0), + _mm_subs_epu8(q0, p0)); + __m128i abs_p1q1 = _mm_or_si128(_mm_subs_epu8(p1, q1), + _mm_subs_epu8(q1, p1)); + __m128i work; + + // filter_mask and hev_mask + flat = _mm_max_epu8(abs_p1p0, abs_q1q0); + hev = _mm_subs_epu8(flat, thresh); + hev = _mm_xor_si128(_mm_cmpeq_epi8(hev, zero), ff); + + abs_p0q0 =_mm_adds_epu8(abs_p0q0, abs_p0q0); + abs_p1q1 = _mm_srli_epi16(_mm_and_si128(abs_p1q1, fe), 1); + mask = _mm_subs_epu8(_mm_adds_epu8(abs_p0q0, abs_p1q1), blimit); + mask = _mm_xor_si128(_mm_cmpeq_epi8(mask, zero), ff); + // mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; + mask = _mm_max_epu8(flat, mask); + // mask |= (abs(p1 - p0) > limit) * -1; + // mask |= (abs(q1 - q0) > limit) * -1; + work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p2, p1), + _mm_subs_epu8(p1, p2)), + _mm_or_si128(_mm_subs_epu8(p3, p2), + _mm_subs_epu8(p2, p3))); + mask = _mm_max_epu8(work, mask); + work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(q2, q1), + _mm_subs_epu8(q1, q2)), + _mm_or_si128(_mm_subs_epu8(q3, q2), + _mm_subs_epu8(q2, q3))); + mask = _mm_max_epu8(work, mask); + mask = _mm_subs_epu8(mask, limit); + mask = _mm_cmpeq_epi8(mask, zero); + + // flat_mask4 + work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p2, p0), + _mm_subs_epu8(p0, p2)), + _mm_or_si128(_mm_subs_epu8(q2, q0), + _mm_subs_epu8(q0, q2))); + flat = _mm_max_epu8(work, flat); + work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p3, p0), + _mm_subs_epu8(p0, p3)), + _mm_or_si128(_mm_subs_epu8(q3, q0), + _mm_subs_epu8(q0, q3))); + flat = _mm_max_epu8(work, flat); + flat = _mm_subs_epu8(flat, one); + flat = _mm_cmpeq_epi8(flat, zero); + flat = _mm_and_si128(flat, mask); + } + { + const __m128i four = _mm_set1_epi16(4); + unsigned char *src = s; + int i = 0; + + do { + __m128i workp_a, workp_b, workp_shft; + p3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 4 * p)), zero); + p2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 3 * p)), zero); + p1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 2 * p)), zero); + p0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 1 * p)), zero); + q0 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src - 0 * p)), zero); + q1 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 1 * p)), zero); + q2 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 2 * p)), zero); + q3 = _mm_unpacklo_epi8(_mm_loadl_epi64((__m128i *)(src + 3 * p)), zero); + + workp_a = _mm_add_epi16(_mm_add_epi16(p3, p3), _mm_add_epi16(p2, p1)); + workp_a = _mm_add_epi16(_mm_add_epi16(workp_a, four), p0); + workp_b = _mm_add_epi16(_mm_add_epi16(q0, p2), p3); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_storel_epi64((__m128i *)&flat_op2[i * 8], + _mm_packus_epi16(workp_shft, workp_shft)); + + workp_b = _mm_add_epi16(_mm_add_epi16(q0, q1), p1); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_storel_epi64((__m128i *)&flat_op1[i * 8], + _mm_packus_epi16(workp_shft, workp_shft)); + + workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p3), q2); + workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p1), p0); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_storel_epi64((__m128i *)&flat_op0[i * 8], + _mm_packus_epi16(workp_shft, workp_shft)); + + workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p3), q3); + workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, p0), q0); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_storel_epi64((__m128i *)&flat_oq0[i * 8], + _mm_packus_epi16(workp_shft, workp_shft)); + + workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p2), q3); + workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q0), q1); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_storel_epi64((__m128i *)&flat_oq1[i * 8], + _mm_packus_epi16(workp_shft, workp_shft)); + + workp_a = _mm_add_epi16(_mm_sub_epi16(workp_a, p1), q3); + workp_b = _mm_add_epi16(_mm_sub_epi16(workp_b, q1), q2); + workp_shft = _mm_srli_epi16(_mm_add_epi16(workp_a, workp_b), 3); + _mm_storel_epi64((__m128i *)&flat_oq2[i * 8], + _mm_packus_epi16(workp_shft, workp_shft)); + + src += 8; + } while (++i < 2); + } + // lp filter + { + const __m128i t4 = _mm_set1_epi8(4); + const __m128i t3 = _mm_set1_epi8(3); + const __m128i t80 = _mm_set1_epi8(0x80); + const __m128i te0 = _mm_set1_epi8(0xe0); + const __m128i t1f = _mm_set1_epi8(0x1f); + const __m128i t1 = _mm_set1_epi8(0x1); + const __m128i t7f = _mm_set1_epi8(0x7f); + + const __m128i ps1 = _mm_xor_si128(_mm_loadu_si128((__m128i *)(s - 2 * p)), + t80); + const __m128i ps0 = _mm_xor_si128(_mm_loadu_si128((__m128i *)(s - 1 * p)), + t80); + const __m128i qs0 = _mm_xor_si128(_mm_loadu_si128((__m128i *)(s + 0 * p)), + t80); + const __m128i qs1 = _mm_xor_si128(_mm_loadu_si128((__m128i *)(s + 1 * p)), + t80); + __m128i filt; + __m128i work_a; + __m128i filter1, filter2; + + filt = _mm_and_si128(_mm_subs_epi8(ps1, qs1), hev); + work_a = _mm_subs_epi8(qs0, ps0); + filt = _mm_adds_epi8(filt, work_a); + filt = _mm_adds_epi8(filt, work_a); + filt = _mm_adds_epi8(filt, work_a); + // (vp9_filter + 3 * (qs0 - ps0)) & mask + filt = _mm_and_si128(filt, mask); + + filter1 = _mm_adds_epi8(filt, t4); + filter2 = _mm_adds_epi8(filt, t3); + + // Filter1 >> 3 + work_a = _mm_cmpgt_epi8(zero, filter1); + filter1 = _mm_srli_epi16(filter1, 3); + work_a = _mm_and_si128(work_a, te0); + filter1 = _mm_and_si128(filter1, t1f); + filter1 = _mm_or_si128(filter1, work_a); + + // Filter2 >> 3 + work_a = _mm_cmpgt_epi8(zero, filter2); + filter2 = _mm_srli_epi16(filter2, 3); + work_a = _mm_and_si128(work_a, te0); + filter2 = _mm_and_si128(filter2, t1f); + filter2 = _mm_or_si128(filter2, work_a); + + // filt >> 1 + filt = _mm_adds_epi8(filter1, t1); + work_a = _mm_cmpgt_epi8(zero, filt); + filt = _mm_srli_epi16(filt, 1); + work_a = _mm_and_si128(work_a, t80); + filt = _mm_and_si128(filt, t7f); + filt = _mm_or_si128(filt, work_a); + + filt = _mm_andnot_si128(hev, filt); + + work_a = _mm_xor_si128(_mm_subs_epi8(qs0, filter1), t80); + q0 = _mm_load_si128((__m128i *)flat_oq0); + work_a = _mm_andnot_si128(flat, work_a); + q0 = _mm_and_si128(flat, q0); + q0 = _mm_or_si128(work_a, q0); + + work_a = _mm_xor_si128(_mm_subs_epi8(qs1, filt), t80); + q1 = _mm_load_si128((__m128i *)flat_oq1); + work_a = _mm_andnot_si128(flat, work_a); + q1 = _mm_and_si128(flat, q1); + q1 = _mm_or_si128(work_a, q1); + + work_a = _mm_loadu_si128((__m128i *)(s + 2 * p)); + q2 = _mm_load_si128((__m128i *)flat_oq2); + work_a = _mm_andnot_si128(flat, work_a); + q2 = _mm_and_si128(flat, q2); + q2 = _mm_or_si128(work_a, q2); + + work_a = _mm_xor_si128(_mm_adds_epi8(ps0, filter2), t80); + p0 = _mm_load_si128((__m128i *)flat_op0); + work_a = _mm_andnot_si128(flat, work_a); + p0 = _mm_and_si128(flat, p0); + p0 = _mm_or_si128(work_a, p0); + + work_a = _mm_xor_si128(_mm_adds_epi8(ps1, filt), t80); + p1 = _mm_load_si128((__m128i *)flat_op1); + work_a = _mm_andnot_si128(flat, work_a); + p1 = _mm_and_si128(flat, p1); + p1 = _mm_or_si128(work_a, p1); + + work_a = _mm_loadu_si128((__m128i *)(s - 3 * p)); + p2 = _mm_load_si128((__m128i *)flat_op2); + work_a = _mm_andnot_si128(flat, work_a); + p2 = _mm_and_si128(flat, p2); + p2 = _mm_or_si128(work_a, p2); + + _mm_storeu_si128((__m128i *)(s - 3 * p), p2); + _mm_storeu_si128((__m128i *)(s - 2 * p), p1); + _mm_storeu_si128((__m128i *)(s - 1 * p), p0); + _mm_storeu_si128((__m128i *)(s + 0 * p), q0); + _mm_storeu_si128((__m128i *)(s + 1 * p), q1); + _mm_storeu_si128((__m128i *)(s + 2 * p), q2); + } +} + +void vp9_lpf_horizontal_4_dual_sse2(unsigned char *s, int p, + const unsigned char *_blimit0, + const unsigned char *_limit0, + const unsigned char *_thresh0, + const unsigned char *_blimit1, + const unsigned char *_limit1, + const unsigned char *_thresh1) { + const __m128i blimit = + _mm_unpacklo_epi64(_mm_load_si128((const __m128i *)_blimit0), + _mm_load_si128((const __m128i *)_blimit1)); + const __m128i limit = + _mm_unpacklo_epi64(_mm_load_si128((const __m128i *)_limit0), + _mm_load_si128((const __m128i *)_limit1)); + const __m128i thresh = + _mm_unpacklo_epi64(_mm_load_si128((const __m128i *)_thresh0), + _mm_load_si128((const __m128i *)_thresh1)); + const __m128i zero = _mm_set1_epi16(0); + __m128i p3, p2, p1, p0, q0, q1, q2, q3; + __m128i mask, hev, flat; + + p3 = _mm_loadu_si128((__m128i *)(s - 4 * p)); + p2 = _mm_loadu_si128((__m128i *)(s - 3 * p)); + p1 = _mm_loadu_si128((__m128i *)(s - 2 * p)); + p0 = _mm_loadu_si128((__m128i *)(s - 1 * p)); + q0 = _mm_loadu_si128((__m128i *)(s - 0 * p)); + q1 = _mm_loadu_si128((__m128i *)(s + 1 * p)); + q2 = _mm_loadu_si128((__m128i *)(s + 2 * p)); + q3 = _mm_loadu_si128((__m128i *)(s + 3 * p)); + + // filter_mask and hev_mask + { + const __m128i abs_p1p0 = _mm_or_si128(_mm_subs_epu8(p1, p0), + _mm_subs_epu8(p0, p1)); + const __m128i abs_q1q0 = _mm_or_si128(_mm_subs_epu8(q1, q0), + _mm_subs_epu8(q0, q1)); + const __m128i fe = _mm_set1_epi8(0xfe); + const __m128i ff = _mm_cmpeq_epi8(abs_p1p0, abs_p1p0); + __m128i abs_p0q0 = _mm_or_si128(_mm_subs_epu8(p0, q0), + _mm_subs_epu8(q0, p0)); + __m128i abs_p1q1 = _mm_or_si128(_mm_subs_epu8(p1, q1), + _mm_subs_epu8(q1, p1)); + __m128i work; + + flat = _mm_max_epu8(abs_p1p0, abs_q1q0); + hev = _mm_subs_epu8(flat, thresh); + hev = _mm_xor_si128(_mm_cmpeq_epi8(hev, zero), ff); + + abs_p0q0 =_mm_adds_epu8(abs_p0q0, abs_p0q0); + abs_p1q1 = _mm_srli_epi16(_mm_and_si128(abs_p1q1, fe), 1); + mask = _mm_subs_epu8(_mm_adds_epu8(abs_p0q0, abs_p1q1), blimit); + mask = _mm_xor_si128(_mm_cmpeq_epi8(mask, zero), ff); + // mask |= (abs(p0 - q0) * 2 + abs(p1 - q1) / 2 > blimit) * -1; + mask = _mm_max_epu8(flat, mask); + // mask |= (abs(p1 - p0) > limit) * -1; + // mask |= (abs(q1 - q0) > limit) * -1; + work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(p2, p1), + _mm_subs_epu8(p1, p2)), + _mm_or_si128(_mm_subs_epu8(p3, p2), + _mm_subs_epu8(p2, p3))); + mask = _mm_max_epu8(work, mask); + work = _mm_max_epu8(_mm_or_si128(_mm_subs_epu8(q2, q1), + _mm_subs_epu8(q1, q2)), + _mm_or_si128(_mm_subs_epu8(q3, q2), + _mm_subs_epu8(q2, q3))); + mask = _mm_max_epu8(work, mask); + mask = _mm_subs_epu8(mask, limit); + mask = _mm_cmpeq_epi8(mask, zero); + } + + // filter4 + { + const __m128i t4 = _mm_set1_epi8(4); + const __m128i t3 = _mm_set1_epi8(3); + const __m128i t80 = _mm_set1_epi8(0x80); + const __m128i te0 = _mm_set1_epi8(0xe0); + const __m128i t1f = _mm_set1_epi8(0x1f); + const __m128i t1 = _mm_set1_epi8(0x1); + const __m128i t7f = _mm_set1_epi8(0x7f); + + const __m128i ps1 = _mm_xor_si128(_mm_loadu_si128((__m128i *)(s - 2 * p)), + t80); + const __m128i ps0 = _mm_xor_si128(_mm_loadu_si128((__m128i *)(s - 1 * p)), + t80); + const __m128i qs0 = _mm_xor_si128(_mm_loadu_si128((__m128i *)(s + 0 * p)), + t80); + const __m128i qs1 = _mm_xor_si128(_mm_loadu_si128((__m128i *)(s + 1 * p)), + t80); + __m128i filt; + __m128i work_a; + __m128i filter1, filter2; + + filt = _mm_and_si128(_mm_subs_epi8(ps1, qs1), hev); + work_a = _mm_subs_epi8(qs0, ps0); + filt = _mm_adds_epi8(filt, work_a); + filt = _mm_adds_epi8(filt, work_a); + filt = _mm_adds_epi8(filt, work_a); + // (vp9_filter + 3 * (qs0 - ps0)) & mask + filt = _mm_and_si128(filt, mask); + + filter1 = _mm_adds_epi8(filt, t4); + filter2 = _mm_adds_epi8(filt, t3); + + // Filter1 >> 3 + work_a = _mm_cmpgt_epi8(zero, filter1); + filter1 = _mm_srli_epi16(filter1, 3); + work_a = _mm_and_si128(work_a, te0); + filter1 = _mm_and_si128(filter1, t1f); + filter1 = _mm_or_si128(filter1, work_a); + + // Filter2 >> 3 + work_a = _mm_cmpgt_epi8(zero, filter2); + filter2 = _mm_srli_epi16(filter2, 3); + work_a = _mm_and_si128(work_a, te0); + filter2 = _mm_and_si128(filter2, t1f); + filter2 = _mm_or_si128(filter2, work_a); + + // filt >> 1 + filt = _mm_adds_epi8(filter1, t1); + work_a = _mm_cmpgt_epi8(zero, filt); + filt = _mm_srli_epi16(filt, 1); + work_a = _mm_and_si128(work_a, t80); + filt = _mm_and_si128(filt, t7f); + filt = _mm_or_si128(filt, work_a); + + filt = _mm_andnot_si128(hev, filt); + + q0 = _mm_xor_si128(_mm_subs_epi8(qs0, filter1), t80); + q1 = _mm_xor_si128(_mm_subs_epi8(qs1, filt), t80); + p0 = _mm_xor_si128(_mm_adds_epi8(ps0, filter2), t80); + p1 = _mm_xor_si128(_mm_adds_epi8(ps1, filt), t80); + + _mm_storeu_si128((__m128i *)(s - 2 * p), p1); + _mm_storeu_si128((__m128i *)(s - 1 * p), p0); + _mm_storeu_si128((__m128i *)(s + 0 * p), q0); + _mm_storeu_si128((__m128i *)(s + 1 * p), q1); + } +} + +static INLINE void transpose8x16(unsigned char *in0, unsigned char *in1, + int in_p, unsigned char *out, int out_p) { + __m128i x0, x1, x2, x3, x4, x5, x6, x7; + __m128i x8, x9, x10, x11, x12, x13, x14, x15; + + // Read in 16 lines + x0 = _mm_loadl_epi64((__m128i *)in0); + x8 = _mm_loadl_epi64((__m128i *)in1); + x1 = _mm_loadl_epi64((__m128i *)(in0 + in_p)); + x9 = _mm_loadl_epi64((__m128i *)(in1 + in_p)); + x2 = _mm_loadl_epi64((__m128i *)(in0 + 2 * in_p)); + x10 = _mm_loadl_epi64((__m128i *)(in1 + 2 * in_p)); + x3 = _mm_loadl_epi64((__m128i *)(in0 + 3*in_p)); + x11 = _mm_loadl_epi64((__m128i *)(in1 + 3*in_p)); + x4 = _mm_loadl_epi64((__m128i *)(in0 + 4*in_p)); + x12 = _mm_loadl_epi64((__m128i *)(in1 + 4*in_p)); + x5 = _mm_loadl_epi64((__m128i *)(in0 + 5*in_p)); + x13 = _mm_loadl_epi64((__m128i *)(in1 + 5*in_p)); + x6 = _mm_loadl_epi64((__m128i *)(in0 + 6*in_p)); + x14 = _mm_loadl_epi64((__m128i *)(in1 + 6*in_p)); + x7 = _mm_loadl_epi64((__m128i *)(in0 + 7*in_p)); + x15 = _mm_loadl_epi64((__m128i *)(in1 + 7*in_p)); + + x0 = _mm_unpacklo_epi8(x0, x1); + x1 = _mm_unpacklo_epi8(x2, x3); + x2 = _mm_unpacklo_epi8(x4, x5); + x3 = _mm_unpacklo_epi8(x6, x7); + + x8 = _mm_unpacklo_epi8(x8, x9); + x9 = _mm_unpacklo_epi8(x10, x11); + x10 = _mm_unpacklo_epi8(x12, x13); + x11 = _mm_unpacklo_epi8(x14, x15); + + x4 = _mm_unpacklo_epi16(x0, x1); + x5 = _mm_unpacklo_epi16(x2, x3); + x12 = _mm_unpacklo_epi16(x8, x9); + x13 = _mm_unpacklo_epi16(x10, x11); + + x6 = _mm_unpacklo_epi32(x4, x5); + x7 = _mm_unpackhi_epi32(x4, x5); + x14 = _mm_unpacklo_epi32(x12, x13); + x15 = _mm_unpackhi_epi32(x12, x13); + + // Store first 4-line result + _mm_storeu_si128((__m128i *)out, _mm_unpacklo_epi64(x6, x14)); + _mm_storeu_si128((__m128i *)(out + out_p), _mm_unpackhi_epi64(x6, x14)); + _mm_storeu_si128((__m128i *)(out + 2 * out_p), _mm_unpacklo_epi64(x7, x15)); + _mm_storeu_si128((__m128i *)(out + 3 * out_p), _mm_unpackhi_epi64(x7, x15)); + + x4 = _mm_unpackhi_epi16(x0, x1); + x5 = _mm_unpackhi_epi16(x2, x3); + x12 = _mm_unpackhi_epi16(x8, x9); + x13 = _mm_unpackhi_epi16(x10, x11); + + x6 = _mm_unpacklo_epi32(x4, x5); + x7 = _mm_unpackhi_epi32(x4, x5); + x14 = _mm_unpacklo_epi32(x12, x13); + x15 = _mm_unpackhi_epi32(x12, x13); + + // Store second 4-line result + _mm_storeu_si128((__m128i *)(out + 4 * out_p), _mm_unpacklo_epi64(x6, x14)); + _mm_storeu_si128((__m128i *)(out + 5 * out_p), _mm_unpackhi_epi64(x6, x14)); + _mm_storeu_si128((__m128i *)(out + 6 * out_p), _mm_unpacklo_epi64(x7, x15)); + _mm_storeu_si128((__m128i *)(out + 7 * out_p), _mm_unpackhi_epi64(x7, x15)); +} + +static INLINE void transpose(unsigned char *src[], int in_p, + unsigned char *dst[], int out_p, + int num_8x8_to_transpose) { + int idx8x8 = 0; + __m128i x0, x1, x2, x3, x4, x5, x6, x7; + do { + unsigned char *in = src[idx8x8]; + unsigned char *out = dst[idx8x8]; + + x0 = _mm_loadl_epi64((__m128i *)(in + 0*in_p)); // 00 01 02 03 04 05 06 07 + x1 = _mm_loadl_epi64((__m128i *)(in + 1*in_p)); // 10 11 12 13 14 15 16 17 + x2 = _mm_loadl_epi64((__m128i *)(in + 2*in_p)); // 20 21 22 23 24 25 26 27 + x3 = _mm_loadl_epi64((__m128i *)(in + 3*in_p)); // 30 31 32 33 34 35 36 37 + x4 = _mm_loadl_epi64((__m128i *)(in + 4*in_p)); // 40 41 42 43 44 45 46 47 + x5 = _mm_loadl_epi64((__m128i *)(in + 5*in_p)); // 50 51 52 53 54 55 56 57 + x6 = _mm_loadl_epi64((__m128i *)(in + 6*in_p)); // 60 61 62 63 64 65 66 67 + x7 = _mm_loadl_epi64((__m128i *)(in + 7*in_p)); // 70 71 72 73 74 75 76 77 + // 00 10 01 11 02 12 03 13 04 14 05 15 06 16 07 17 + x0 = _mm_unpacklo_epi8(x0, x1); + // 20 30 21 31 22 32 23 33 24 34 25 35 26 36 27 37 + x1 = _mm_unpacklo_epi8(x2, x3); + // 40 50 41 51 42 52 43 53 44 54 45 55 46 56 47 57 + x2 = _mm_unpacklo_epi8(x4, x5); + // 60 70 61 71 62 72 63 73 64 74 65 75 66 76 67 77 + x3 = _mm_unpacklo_epi8(x6, x7); + // 00 10 20 30 01 11 21 31 02 12 22 32 03 13 23 33 + x4 = _mm_unpacklo_epi16(x0, x1); + // 40 50 60 70 41 51 61 71 42 52 62 72 43 53 63 73 + x5 = _mm_unpacklo_epi16(x2, x3); + // 00 10 20 30 40 50 60 70 01 11 21 31 41 51 61 71 + x6 = _mm_unpacklo_epi32(x4, x5); + // 02 12 22 32 42 52 62 72 03 13 23 33 43 53 63 73 + x7 = _mm_unpackhi_epi32(x4, x5); + + _mm_storel_pd((double *)(out + 0*out_p), + _mm_castsi128_pd(x6)); // 00 10 20 30 40 50 60 70 + _mm_storeh_pd((double *)(out + 1*out_p), + _mm_castsi128_pd(x6)); // 01 11 21 31 41 51 61 71 + _mm_storel_pd((double *)(out + 2*out_p), + _mm_castsi128_pd(x7)); // 02 12 22 32 42 52 62 72 + _mm_storeh_pd((double *)(out + 3*out_p), + _mm_castsi128_pd(x7)); // 03 13 23 33 43 53 63 73 + + // 04 14 24 34 05 15 25 35 06 16 26 36 07 17 27 37 + x4 = _mm_unpackhi_epi16(x0, x1); + // 44 54 64 74 45 55 65 75 46 56 66 76 47 57 67 77 + x5 = _mm_unpackhi_epi16(x2, x3); + // 04 14 24 34 44 54 64 74 05 15 25 35 45 55 65 75 + x6 = _mm_unpacklo_epi32(x4, x5); + // 06 16 26 36 46 56 66 76 07 17 27 37 47 57 67 77 + x7 = _mm_unpackhi_epi32(x4, x5); + + _mm_storel_pd((double *)(out + 4*out_p), + _mm_castsi128_pd(x6)); // 04 14 24 34 44 54 64 74 + _mm_storeh_pd((double *)(out + 5*out_p), + _mm_castsi128_pd(x6)); // 05 15 25 35 45 55 65 75 + _mm_storel_pd((double *)(out + 6*out_p), + _mm_castsi128_pd(x7)); // 06 16 26 36 46 56 66 76 + _mm_storeh_pd((double *)(out + 7*out_p), + _mm_castsi128_pd(x7)); // 07 17 27 37 47 57 67 77 + } while (++idx8x8 < num_8x8_to_transpose); +} + +void vp9_lpf_vertical_4_dual_sse2(uint8_t *s, int p, const uint8_t *blimit0, + const uint8_t *limit0, + const uint8_t *thresh0, + const uint8_t *blimit1, + const uint8_t *limit1, + const uint8_t *thresh1) { + DECLARE_ALIGNED(16, unsigned char, t_dst[16 * 8]); + unsigned char *src[2]; + unsigned char *dst[2]; + + // Transpose 8x16 + transpose8x16(s - 4, s - 4 + p * 8, p, t_dst, 16); + + // Loop filtering + vp9_lpf_horizontal_4_dual_sse2(t_dst + 4 * 16, 16, blimit0, limit0, thresh0, + blimit1, limit1, thresh1); + src[0] = t_dst; + src[1] = t_dst + 8; + dst[0] = s - 4; + dst[1] = s - 4 + p * 8; + + // Transpose back + transpose(src, 16, dst, p, 2); +} + +void vp9_lpf_vertical_8_sse2(unsigned char *s, int p, + const unsigned char *blimit, + const unsigned char *limit, + const unsigned char *thresh, int count) { + DECLARE_ALIGNED(8, unsigned char, t_dst[8 * 8]); + unsigned char *src[1]; + unsigned char *dst[1]; + (void)count; + + // Transpose 8x8 + src[0] = s - 4; + dst[0] = t_dst; + + transpose(src, p, dst, 8, 1); + + // Loop filtering + vp9_lpf_horizontal_8_sse2(t_dst + 4 * 8, 8, blimit, limit, thresh, 1); + + src[0] = t_dst; + dst[0] = s - 4; + + // Transpose back + transpose(src, 8, dst, p, 1); +} + +void vp9_lpf_vertical_8_dual_sse2(uint8_t *s, int p, const uint8_t *blimit0, + const uint8_t *limit0, + const uint8_t *thresh0, + const uint8_t *blimit1, + const uint8_t *limit1, + const uint8_t *thresh1) { + DECLARE_ALIGNED(16, unsigned char, t_dst[16 * 8]); + unsigned char *src[2]; + unsigned char *dst[2]; + + // Transpose 8x16 + transpose8x16(s - 4, s - 4 + p * 8, p, t_dst, 16); + + // Loop filtering + vp9_lpf_horizontal_8_dual_sse2(t_dst + 4 * 16, 16, blimit0, limit0, thresh0, + blimit1, limit1, thresh1); + src[0] = t_dst; + src[1] = t_dst + 8; + + dst[0] = s - 4; + dst[1] = s - 4 + p * 8; + + // Transpose back + transpose(src, 16, dst, p, 2); +} + +void vp9_lpf_vertical_16_sse2(unsigned char *s, int p, + const unsigned char *blimit, + const unsigned char *limit, + const unsigned char *thresh) { + DECLARE_ALIGNED(8, unsigned char, t_dst[8 * 16]); + unsigned char *src[2]; + unsigned char *dst[2]; + + src[0] = s - 8; + src[1] = s; + dst[0] = t_dst; + dst[1] = t_dst + 8 * 8; + + // Transpose 16x8 + transpose(src, p, dst, 8, 2); + + // Loop filtering + mb_lpf_horizontal_edge_w_sse2_8(t_dst + 8 * 8, 8, blimit, limit, thresh); + + src[0] = t_dst; + src[1] = t_dst + 8 * 8; + dst[0] = s - 8; + dst[1] = s; + + // Transpose back + transpose(src, 8, dst, p, 2); +} + +void vp9_lpf_vertical_16_dual_sse2(unsigned char *s, int p, + const uint8_t *blimit, const uint8_t *limit, + const uint8_t *thresh) { + DECLARE_ALIGNED(16, unsigned char, t_dst[256]); + + // Transpose 16x16 + transpose8x16(s - 8, s - 8 + 8 * p, p, t_dst, 16); + transpose8x16(s, s + 8 * p, p, t_dst + 8 * 16, 16); + + // Loop filtering + mb_lpf_horizontal_edge_w_sse2_16(t_dst + 8 * 16, 16, blimit, limit, + thresh); + + // Transpose back + transpose8x16(t_dst, t_dst + 8 * 16, 16, s - 8, p); + transpose8x16(t_dst + 8, t_dst + 8 + 8 * 16, 16, s - 8 + 8 * p, p); +} diff --git a/media/libvpx/vp9/common/x86/vp9_loopfilter_mmx.asm b/media/libvpx/vp9/common/x86/vp9_loopfilter_mmx.asm new file mode 100644 index 000000000..f5f7d5af7 --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_loopfilter_mmx.asm @@ -0,0 +1,611 @@ +; +; Copyright (c) 2010 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + +%include "vpx_ports/x86_abi_support.asm" + + +;void vp9_lpf_horizontal_4_mmx +;( +; unsigned char *src_ptr, +; int src_pixel_step, +; const char *blimit, +; const char *limit, +; const char *thresh, +; int count +;) +global sym(vp9_lpf_horizontal_4_mmx) PRIVATE +sym(vp9_lpf_horizontal_4_mmx): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + GET_GOT rbx + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 32 ; reserve 32 bytes + %define t0 [rsp + 0] ;__declspec(align(16)) char t0[8]; + %define t1 [rsp + 16] ;__declspec(align(16)) char t1[8]; + + mov rsi, arg(0) ;src_ptr + movsxd rax, dword ptr arg(1) ;src_pixel_step ; destination pitch? + + movsxd rcx, dword ptr arg(5) ;count +.next8_h: + mov rdx, arg(3) ;limit + movq mm7, [rdx] + mov rdi, rsi ; rdi points to row +1 for indirect addressing + add rdi, rax + + ; calculate breakout conditions + movq mm2, [rdi+2*rax] ; q3 + movq mm1, [rsi+2*rax] ; q2 + movq mm6, mm1 ; q2 + psubusb mm1, mm2 ; q2-=q3 + psubusb mm2, mm6 ; q3-=q2 + por mm1, mm2 ; abs(q3-q2) + psubusb mm1, mm7 ; + + + movq mm4, [rsi+rax] ; q1 + movq mm3, mm4 ; q1 + psubusb mm4, mm6 ; q1-=q2 + psubusb mm6, mm3 ; q2-=q1 + por mm4, mm6 ; abs(q2-q1) + + psubusb mm4, mm7 + por mm1, mm4 + + movq mm4, [rsi] ; q0 + movq mm0, mm4 ; q0 + psubusb mm4, mm3 ; q0-=q1 + psubusb mm3, mm0 ; q1-=q0 + por mm4, mm3 ; abs(q0-q1) + movq t0, mm4 ; save to t0 + psubusb mm4, mm7 + por mm1, mm4 + + + neg rax ; negate pitch to deal with above border + + movq mm2, [rsi+4*rax] ; p3 + movq mm4, [rdi+4*rax] ; p2 + movq mm5, mm4 ; p2 + psubusb mm4, mm2 ; p2-=p3 + psubusb mm2, mm5 ; p3-=p2 + por mm4, mm2 ; abs(p3 - p2) + psubusb mm4, mm7 + por mm1, mm4 + + + movq mm4, [rsi+2*rax] ; p1 + movq mm3, mm4 ; p1 + psubusb mm4, mm5 ; p1-=p2 + psubusb mm5, mm3 ; p2-=p1 + por mm4, mm5 ; abs(p2 - p1) + psubusb mm4, mm7 + por mm1, mm4 + + movq mm2, mm3 ; p1 + + movq mm4, [rsi+rax] ; p0 + movq mm5, mm4 ; p0 + psubusb mm4, mm3 ; p0-=p1 + psubusb mm3, mm5 ; p1-=p0 + por mm4, mm3 ; abs(p1 - p0) + movq t1, mm4 ; save to t1 + psubusb mm4, mm7 + por mm1, mm4 + + movq mm3, [rdi] ; q1 + movq mm4, mm3 ; q1 + psubusb mm3, mm2 ; q1-=p1 + psubusb mm2, mm4 ; p1-=q1 + por mm2, mm3 ; abs(p1-q1) + pand mm2, [GLOBAL(tfe)] ; set lsb of each byte to zero + psrlw mm2, 1 ; abs(p1-q1)/2 + + movq mm6, mm5 ; p0 + movq mm3, [rsi] ; q0 + psubusb mm5, mm3 ; p0-=q0 + psubusb mm3, mm6 ; q0-=p0 + por mm5, mm3 ; abs(p0 - q0) + paddusb mm5, mm5 ; abs(p0-q0)*2 + paddusb mm5, mm2 ; abs (p0 - q0) *2 + abs(p1-q1)/2 + + mov rdx, arg(2) ;blimit ; get blimit + movq mm7, [rdx] ; blimit + + psubusb mm5, mm7 ; abs (p0 - q0) *2 + abs(p1-q1)/2 > blimit + por mm1, mm5 + pxor mm5, mm5 + pcmpeqb mm1, mm5 ; mask mm1 + + ; calculate high edge variance + mov rdx, arg(4) ;thresh ; get thresh + movq mm7, [rdx] ; + movq mm4, t0 ; get abs (q1 - q0) + psubusb mm4, mm7 + movq mm3, t1 ; get abs (p1 - p0) + psubusb mm3, mm7 + paddb mm4, mm3 ; abs(q1 - q0) > thresh || abs(p1 - p0) > thresh + + pcmpeqb mm4, mm5 + + pcmpeqb mm5, mm5 + pxor mm4, mm5 + + + ; start work on filters + movq mm2, [rsi+2*rax] ; p1 + movq mm7, [rdi] ; q1 + pxor mm2, [GLOBAL(t80)] ; p1 offset to convert to signed values + pxor mm7, [GLOBAL(t80)] ; q1 offset to convert to signed values + psubsb mm2, mm7 ; p1 - q1 + pand mm2, mm4 ; high var mask (hvm)(p1 - q1) + pxor mm6, [GLOBAL(t80)] ; offset to convert to signed values + pxor mm0, [GLOBAL(t80)] ; offset to convert to signed values + movq mm3, mm0 ; q0 + psubsb mm0, mm6 ; q0 - p0 + paddsb mm2, mm0 ; 1 * (q0 - p0) + hvm(p1 - q1) + paddsb mm2, mm0 ; 2 * (q0 - p0) + hvm(p1 - q1) + paddsb mm2, mm0 ; 3 * (q0 - p0) + hvm(p1 - q1) + pand mm1, mm2 ; mask filter values we don't care about + movq mm2, mm1 + paddsb mm1, [GLOBAL(t4)] ; 3* (q0 - p0) + hvm(p1 - q1) + 4 + paddsb mm2, [GLOBAL(t3)] ; 3* (q0 - p0) + hvm(p1 - q1) + 3 + + pxor mm0, mm0 ; + pxor mm5, mm5 + punpcklbw mm0, mm2 ; + punpckhbw mm5, mm2 ; + psraw mm0, 11 ; + psraw mm5, 11 + packsswb mm0, mm5 + movq mm2, mm0 ; (3* (q0 - p0) + hvm(p1 - q1) + 3) >> 3; + + pxor mm0, mm0 ; 0 + movq mm5, mm1 ; abcdefgh + punpcklbw mm0, mm1 ; e0f0g0h0 + psraw mm0, 11 ; sign extended shift right by 3 + pxor mm1, mm1 ; 0 + punpckhbw mm1, mm5 ; a0b0c0d0 + psraw mm1, 11 ; sign extended shift right by 3 + movq mm5, mm0 ; save results + + packsswb mm0, mm1 ; (3* (q0 - p0) + hvm(p1 - q1) + 4) >>3 + paddsw mm5, [GLOBAL(ones)] + paddsw mm1, [GLOBAL(ones)] + psraw mm5, 1 ; partial shifted one more time for 2nd tap + psraw mm1, 1 ; partial shifted one more time for 2nd tap + packsswb mm5, mm1 ; (3* (q0 - p0) + hvm(p1 - q1) + 4) >>4 + pandn mm4, mm5 ; high edge variance additive + + paddsb mm6, mm2 ; p0+= p0 add + pxor mm6, [GLOBAL(t80)] ; unoffset + movq [rsi+rax], mm6 ; write back + + movq mm6, [rsi+2*rax] ; p1 + pxor mm6, [GLOBAL(t80)] ; reoffset + paddsb mm6, mm4 ; p1+= p1 add + pxor mm6, [GLOBAL(t80)] ; unoffset + movq [rsi+2*rax], mm6 ; write back + + psubsb mm3, mm0 ; q0-= q0 add + pxor mm3, [GLOBAL(t80)] ; unoffset + movq [rsi], mm3 ; write back + + psubsb mm7, mm4 ; q1-= q1 add + pxor mm7, [GLOBAL(t80)] ; unoffset + movq [rdi], mm7 ; write back + + add rsi,8 + neg rax + dec rcx + jnz .next8_h + + add rsp, 32 + pop rsp + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + UNSHADOW_ARGS + pop rbp + ret + + +;void vp9_lpf_vertical_4_mmx +;( +; unsigned char *src_ptr, +; int src_pixel_step, +; const char *blimit, +; const char *limit, +; const char *thresh, +; int count +;) +global sym(vp9_lpf_vertical_4_mmx) PRIVATE +sym(vp9_lpf_vertical_4_mmx): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + GET_GOT rbx + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 64 ; reserve 64 bytes + %define t0 [rsp + 0] ;__declspec(align(16)) char t0[8]; + %define t1 [rsp + 16] ;__declspec(align(16)) char t1[8]; + %define srct [rsp + 32] ;__declspec(align(16)) char srct[32]; + + mov rsi, arg(0) ;src_ptr + movsxd rax, dword ptr arg(1) ;src_pixel_step ; destination pitch? + + lea rsi, [rsi + rax*4 - 4] + + movsxd rcx, dword ptr arg(5) ;count +.next8_v: + mov rdi, rsi ; rdi points to row +1 for indirect addressing + add rdi, rax + + + ;transpose + movq mm6, [rsi+2*rax] ; 67 66 65 64 63 62 61 60 + movq mm7, mm6 ; 77 76 75 74 73 72 71 70 + + punpckhbw mm7, [rdi+2*rax] ; 77 67 76 66 75 65 74 64 + punpcklbw mm6, [rdi+2*rax] ; 73 63 72 62 71 61 70 60 + + movq mm4, [rsi] ; 47 46 45 44 43 42 41 40 + movq mm5, mm4 ; 47 46 45 44 43 42 41 40 + + punpckhbw mm5, [rsi+rax] ; 57 47 56 46 55 45 54 44 + punpcklbw mm4, [rsi+rax] ; 53 43 52 42 51 41 50 40 + + movq mm3, mm5 ; 57 47 56 46 55 45 54 44 + punpckhwd mm5, mm7 ; 77 67 57 47 76 66 56 46 + + punpcklwd mm3, mm7 ; 75 65 55 45 74 64 54 44 + movq mm2, mm4 ; 53 43 52 42 51 41 50 40 + + punpckhwd mm4, mm6 ; 73 63 53 43 72 62 52 42 + punpcklwd mm2, mm6 ; 71 61 51 41 70 60 50 40 + + neg rax + movq mm6, [rsi+rax*2] ; 27 26 25 24 23 22 21 20 + + movq mm1, mm6 ; 27 26 25 24 23 22 21 20 + punpckhbw mm6, [rsi+rax] ; 37 27 36 36 35 25 34 24 + + punpcklbw mm1, [rsi+rax] ; 33 23 32 22 31 21 30 20 + movq mm7, [rsi+rax*4]; ; 07 06 05 04 03 02 01 00 + + punpckhbw mm7, [rdi+rax*4] ; 17 07 16 06 15 05 14 04 + movq mm0, mm7 ; 17 07 16 06 15 05 14 04 + + punpckhwd mm7, mm6 ; 37 27 17 07 36 26 16 06 + punpcklwd mm0, mm6 ; 35 25 15 05 34 24 14 04 + + movq mm6, mm7 ; 37 27 17 07 36 26 16 06 + punpckhdq mm7, mm5 ; 77 67 57 47 37 27 17 07 = q3 + + punpckldq mm6, mm5 ; 76 66 56 46 36 26 16 06 = q2 + + movq mm5, mm6 ; 76 66 56 46 36 26 16 06 + psubusb mm5, mm7 ; q2-q3 + + psubusb mm7, mm6 ; q3-q2 + por mm7, mm5; ; mm7=abs (q3-q2) + + movq mm5, mm0 ; 35 25 15 05 34 24 14 04 + punpckhdq mm5, mm3 ; 75 65 55 45 35 25 15 05 = q1 + + punpckldq mm0, mm3 ; 74 64 54 44 34 24 15 04 = q0 + movq mm3, mm5 ; 75 65 55 45 35 25 15 05 = q1 + + psubusb mm3, mm6 ; q1-q2 + psubusb mm6, mm5 ; q2-q1 + + por mm6, mm3 ; mm6=abs(q2-q1) + lea rdx, srct + + movq [rdx+24], mm5 ; save q1 + movq [rdx+16], mm0 ; save q0 + + movq mm3, [rsi+rax*4] ; 07 06 05 04 03 02 01 00 + punpcklbw mm3, [rdi+rax*4] ; 13 03 12 02 11 01 10 00 + + movq mm0, mm3 ; 13 03 12 02 11 01 10 00 + punpcklwd mm0, mm1 ; 31 21 11 01 30 20 10 00 + + punpckhwd mm3, mm1 ; 33 23 13 03 32 22 12 02 + movq mm1, mm0 ; 31 21 11 01 30 20 10 00 + + punpckldq mm0, mm2 ; 70 60 50 40 30 20 10 00 =p3 + punpckhdq mm1, mm2 ; 71 61 51 41 31 21 11 01 =p2 + + movq mm2, mm1 ; 71 61 51 41 31 21 11 01 =p2 + psubusb mm2, mm0 ; p2-p3 + + psubusb mm0, mm1 ; p3-p2 + por mm0, mm2 ; mm0=abs(p3-p2) + + movq mm2, mm3 ; 33 23 13 03 32 22 12 02 + punpckldq mm2, mm4 ; 72 62 52 42 32 22 12 02 = p1 + + punpckhdq mm3, mm4 ; 73 63 53 43 33 23 13 03 = p0 + movq [rdx+8], mm3 ; save p0 + + movq [rdx], mm2 ; save p1 + movq mm5, mm2 ; mm5 = p1 + + psubusb mm2, mm1 ; p1-p2 + psubusb mm1, mm5 ; p2-p1 + + por mm1, mm2 ; mm1=abs(p2-p1) + mov rdx, arg(3) ;limit + + movq mm4, [rdx] ; mm4 = limit + psubusb mm7, mm4 + + psubusb mm0, mm4 + psubusb mm1, mm4 + + psubusb mm6, mm4 + por mm7, mm6 + + por mm0, mm1 + por mm0, mm7 ; abs(q3-q2) > limit || abs(p3-p2) > limit ||abs(p2-p1) > limit || abs(q2-q1) > limit + + movq mm1, mm5 ; p1 + + movq mm7, mm3 ; mm3=mm7=p0 + psubusb mm7, mm5 ; p0 - p1 + + psubusb mm5, mm3 ; p1 - p0 + por mm5, mm7 ; abs(p1-p0) + + movq t0, mm5 ; save abs(p1-p0) + lea rdx, srct + + psubusb mm5, mm4 + por mm0, mm5 ; mm0=mask + + movq mm5, [rdx+16] ; mm5=q0 + movq mm7, [rdx+24] ; mm7=q1 + + movq mm6, mm5 ; mm6=q0 + movq mm2, mm7 ; q1 + psubusb mm5, mm7 ; q0-q1 + + psubusb mm7, mm6 ; q1-q0 + por mm7, mm5 ; abs(q1-q0) + + movq t1, mm7 ; save abs(q1-q0) + psubusb mm7, mm4 + + por mm0, mm7 ; mask + + movq mm5, mm2 ; q1 + psubusb mm5, mm1 ; q1-=p1 + psubusb mm1, mm2 ; p1-=q1 + por mm5, mm1 ; abs(p1-q1) + pand mm5, [GLOBAL(tfe)] ; set lsb of each byte to zero + psrlw mm5, 1 ; abs(p1-q1)/2 + + mov rdx, arg(2) ;blimit ; + + movq mm4, [rdx] ;blimit + movq mm1, mm3 ; mm1=mm3=p0 + + movq mm7, mm6 ; mm7=mm6=q0 + psubusb mm1, mm7 ; p0-q0 + + psubusb mm7, mm3 ; q0-p0 + por mm1, mm7 ; abs(q0-p0) + paddusb mm1, mm1 ; abs(q0-p0)*2 + paddusb mm1, mm5 ; abs (p0 - q0) *2 + abs(p1-q1)/2 + + psubusb mm1, mm4 ; abs (p0 - q0) *2 + abs(p1-q1)/2 > blimit + por mm1, mm0; ; mask + + pxor mm0, mm0 + pcmpeqb mm1, mm0 + + ; calculate high edge variance + mov rdx, arg(4) ;thresh ; get thresh + movq mm7, [rdx] + ; + movq mm4, t0 ; get abs (q1 - q0) + psubusb mm4, mm7 + + movq mm3, t1 ; get abs (p1 - p0) + psubusb mm3, mm7 + + por mm4, mm3 ; abs(q1 - q0) > thresh || abs(p1 - p0) > thresh + pcmpeqb mm4, mm0 + + pcmpeqb mm0, mm0 + pxor mm4, mm0 + + + + ; start work on filters + lea rdx, srct + + movq mm2, [rdx] ; p1 + movq mm7, [rdx+24] ; q1 + + movq mm6, [rdx+8] ; p0 + movq mm0, [rdx+16] ; q0 + + pxor mm2, [GLOBAL(t80)] ; p1 offset to convert to signed values + pxor mm7, [GLOBAL(t80)] ; q1 offset to convert to signed values + + psubsb mm2, mm7 ; p1 - q1 + pand mm2, mm4 ; high var mask (hvm)(p1 - q1) + + pxor mm6, [GLOBAL(t80)] ; offset to convert to signed values + pxor mm0, [GLOBAL(t80)] ; offset to convert to signed values + + movq mm3, mm0 ; q0 + psubsb mm0, mm6 ; q0 - p0 + + paddsb mm2, mm0 ; 1 * (q0 - p0) + hvm(p1 - q1) + paddsb mm2, mm0 ; 2 * (q0 - p0) + hvm(p1 - q1) + + paddsb mm2, mm0 ; 3 * (q0 - p0) + hvm(p1 - q1) + pand mm1, mm2 ; mask filter values we don't care about + + movq mm2, mm1 + paddsb mm1, [GLOBAL(t4)] ; 3* (q0 - p0) + hvm(p1 - q1) + 4 + + paddsb mm2, [GLOBAL(t3)] ; 3* (q0 - p0) + hvm(p1 - q1) + 3 + pxor mm0, mm0 ; + + pxor mm5, mm5 + punpcklbw mm0, mm2 ; + + punpckhbw mm5, mm2 ; + psraw mm0, 11 ; + + psraw mm5, 11 + packsswb mm0, mm5 + + movq mm2, mm0 ; (3* (q0 - p0) + hvm(p1 - q1) + 3) >> 3; + + pxor mm0, mm0 ; 0 + movq mm5, mm1 ; abcdefgh + + punpcklbw mm0, mm1 ; e0f0g0h0 + psraw mm0, 11 ; sign extended shift right by 3 + + pxor mm1, mm1 ; 0 + punpckhbw mm1, mm5 ; a0b0c0d0 + + psraw mm1, 11 ; sign extended shift right by 3 + movq mm5, mm0 ; save results + + packsswb mm0, mm1 ; (3* (q0 - p0) + hvm(p1 - q1) + 4) >>3 + paddsw mm5, [GLOBAL(ones)] + + paddsw mm1, [GLOBAL(ones)] + psraw mm5, 1 ; partial shifted one more time for 2nd tap + + psraw mm1, 1 ; partial shifted one more time for 2nd tap + packsswb mm5, mm1 ; (3* (q0 - p0) + hvm(p1 - q1) + 4) >>4 + + pandn mm4, mm5 ; high edge variance additive + + paddsb mm6, mm2 ; p0+= p0 add + pxor mm6, [GLOBAL(t80)] ; unoffset + + ; mm6=p0 ; + movq mm1, [rdx] ; p1 + pxor mm1, [GLOBAL(t80)] ; reoffset + + paddsb mm1, mm4 ; p1+= p1 add + pxor mm1, [GLOBAL(t80)] ; unoffset + ; mm6 = p0 mm1 = p1 + + psubsb mm3, mm0 ; q0-= q0 add + pxor mm3, [GLOBAL(t80)] ; unoffset + + ; mm3 = q0 + psubsb mm7, mm4 ; q1-= q1 add + pxor mm7, [GLOBAL(t80)] ; unoffset + ; mm7 = q1 + + ; transpose and write back + ; mm1 = 72 62 52 42 32 22 12 02 + ; mm6 = 73 63 53 43 33 23 13 03 + ; mm3 = 74 64 54 44 34 24 14 04 + ; mm7 = 75 65 55 45 35 25 15 05 + + movq mm2, mm1 ; 72 62 52 42 32 22 12 02 + punpcklbw mm2, mm6 ; 33 32 23 22 13 12 03 02 + + movq mm4, mm3 ; 74 64 54 44 34 24 14 04 + punpckhbw mm1, mm6 ; 73 72 63 62 53 52 43 42 + + punpcklbw mm4, mm7 ; 35 34 25 24 15 14 05 04 + punpckhbw mm3, mm7 ; 75 74 65 64 55 54 45 44 + + movq mm6, mm2 ; 33 32 23 22 13 12 03 02 + punpcklwd mm2, mm4 ; 15 14 13 12 05 04 03 02 + + punpckhwd mm6, mm4 ; 35 34 33 32 25 24 23 22 + movq mm5, mm1 ; 73 72 63 62 53 52 43 42 + + punpcklwd mm1, mm3 ; 55 54 53 52 45 44 43 42 + punpckhwd mm5, mm3 ; 75 74 73 72 65 64 63 62 + + + ; mm2 = 15 14 13 12 05 04 03 02 + ; mm6 = 35 34 33 32 25 24 23 22 + ; mm5 = 55 54 53 52 45 44 43 42 + ; mm1 = 75 74 73 72 65 64 63 62 + + + + movd [rsi+rax*4+2], mm2 + psrlq mm2, 32 + + movd [rdi+rax*4+2], mm2 + movd [rsi+rax*2+2], mm6 + + psrlq mm6, 32 + movd [rsi+rax+2],mm6 + + movd [rsi+2], mm1 + psrlq mm1, 32 + + movd [rdi+2], mm1 + neg rax + + movd [rdi+rax+2],mm5 + psrlq mm5, 32 + + movd [rdi+rax*2+2], mm5 + + lea rsi, [rsi+rax*8] + dec rcx + jnz .next8_v + + add rsp, 64 + pop rsp + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + UNSHADOW_ARGS + pop rbp + ret + +SECTION_RODATA +align 16 +tfe: + times 8 db 0xfe +align 16 +t80: + times 8 db 0x80 +align 16 +t3: + times 8 db 0x03 +align 16 +t4: + times 8 db 0x04 +align 16 +ones: + times 4 dw 0x0001 diff --git a/media/libvpx/vp9/common/x86/vp9_mfqe_sse2.asm b/media/libvpx/vp9/common/x86/vp9_mfqe_sse2.asm new file mode 100644 index 000000000..6029420d1 --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_mfqe_sse2.asm @@ -0,0 +1,287 @@ +; +; Copyright (c) 2015 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + +; This file is a duplicate of mfqe_sse2.asm in VP8. +; TODO(jackychen): Find a way to fix the duplicate. +%include "vpx_ports/x86_abi_support.asm" + +;void vp9_filter_by_weight16x16_sse2 +;( +; unsigned char *src, +; int src_stride, +; unsigned char *dst, +; int dst_stride, +; int src_weight +;) +global sym(vp9_filter_by_weight16x16_sse2) PRIVATE +sym(vp9_filter_by_weight16x16_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 5 + SAVE_XMM 6 + GET_GOT rbx + push rsi + push rdi + ; end prolog + + movd xmm0, arg(4) ; src_weight + pshuflw xmm0, xmm0, 0x0 ; replicate to all low words + punpcklqdq xmm0, xmm0 ; replicate to all hi words + + movdqa xmm1, [GLOBAL(tMFQE)] + psubw xmm1, xmm0 ; dst_weight + + mov rax, arg(0) ; src + mov rsi, arg(1) ; src_stride + mov rdx, arg(2) ; dst + mov rdi, arg(3) ; dst_stride + + mov rcx, 16 ; loop count + pxor xmm6, xmm6 + +.combine + movdqa xmm2, [rax] + movdqa xmm4, [rdx] + add rax, rsi + + ; src * src_weight + movdqa xmm3, xmm2 + punpcklbw xmm2, xmm6 + punpckhbw xmm3, xmm6 + pmullw xmm2, xmm0 + pmullw xmm3, xmm0 + + ; dst * dst_weight + movdqa xmm5, xmm4 + punpcklbw xmm4, xmm6 + punpckhbw xmm5, xmm6 + pmullw xmm4, xmm1 + pmullw xmm5, xmm1 + + ; sum, round and shift + paddw xmm2, xmm4 + paddw xmm3, xmm5 + paddw xmm2, [GLOBAL(tMFQE_round)] + paddw xmm3, [GLOBAL(tMFQE_round)] + psrlw xmm2, 4 + psrlw xmm3, 4 + + packuswb xmm2, xmm3 + movdqa [rdx], xmm2 + add rdx, rdi + + dec rcx + jnz .combine + + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + + ret + +;void vp9_filter_by_weight8x8_sse2 +;( +; unsigned char *src, +; int src_stride, +; unsigned char *dst, +; int dst_stride, +; int src_weight +;) +global sym(vp9_filter_by_weight8x8_sse2) PRIVATE +sym(vp9_filter_by_weight8x8_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 5 + GET_GOT rbx + push rsi + push rdi + ; end prolog + + movd xmm0, arg(4) ; src_weight + pshuflw xmm0, xmm0, 0x0 ; replicate to all low words + punpcklqdq xmm0, xmm0 ; replicate to all hi words + + movdqa xmm1, [GLOBAL(tMFQE)] + psubw xmm1, xmm0 ; dst_weight + + mov rax, arg(0) ; src + mov rsi, arg(1) ; src_stride + mov rdx, arg(2) ; dst + mov rdi, arg(3) ; dst_stride + + mov rcx, 8 ; loop count + pxor xmm4, xmm4 + +.combine + movq xmm2, [rax] + movq xmm3, [rdx] + add rax, rsi + + ; src * src_weight + punpcklbw xmm2, xmm4 + pmullw xmm2, xmm0 + + ; dst * dst_weight + punpcklbw xmm3, xmm4 + pmullw xmm3, xmm1 + + ; sum, round and shift + paddw xmm2, xmm3 + paddw xmm2, [GLOBAL(tMFQE_round)] + psrlw xmm2, 4 + + packuswb xmm2, xmm4 + movq [rdx], xmm2 + add rdx, rdi + + dec rcx + jnz .combine + + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + UNSHADOW_ARGS + pop rbp + + ret + +;void vp9_variance_and_sad_16x16_sse2 | arg +;( +; unsigned char *src1, 0 +; int stride1, 1 +; unsigned char *src2, 2 +; int stride2, 3 +; unsigned int *variance, 4 +; unsigned int *sad, 5 +;) +global sym(vp9_variance_and_sad_16x16_sse2) PRIVATE +sym(vp9_variance_and_sad_16x16_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + GET_GOT rbx + push rsi + push rdi + ; end prolog + + mov rax, arg(0) ; src1 + mov rcx, arg(1) ; stride1 + mov rdx, arg(2) ; src2 + mov rdi, arg(3) ; stride2 + + mov rsi, 16 ; block height + + ; Prep accumulator registers + pxor xmm3, xmm3 ; SAD + pxor xmm4, xmm4 ; sum of src2 + pxor xmm5, xmm5 ; sum of src2^2 + + ; Because we're working with the actual output frames + ; we can't depend on any kind of data alignment. +.accumulate + movdqa xmm0, [rax] ; src1 + movdqa xmm1, [rdx] ; src2 + add rax, rcx ; src1 + stride1 + add rdx, rdi ; src2 + stride2 + + ; SAD(src1, src2) + psadbw xmm0, xmm1 + paddusw xmm3, xmm0 + + ; SUM(src2) + pxor xmm2, xmm2 + psadbw xmm2, xmm1 ; sum src2 by misusing SAD against 0 + paddusw xmm4, xmm2 + + ; pmaddubsw would be ideal if it took two unsigned values. instead, + ; it expects a signed and an unsigned value. so instead we zero extend + ; and operate on words. + pxor xmm2, xmm2 + movdqa xmm0, xmm1 + punpcklbw xmm0, xmm2 + punpckhbw xmm1, xmm2 + pmaddwd xmm0, xmm0 + pmaddwd xmm1, xmm1 + paddd xmm5, xmm0 + paddd xmm5, xmm1 + + sub rsi, 1 + jnz .accumulate + + ; phaddd only operates on adjacent double words. + ; Finalize SAD and store + movdqa xmm0, xmm3 + psrldq xmm0, 8 + paddusw xmm0, xmm3 + paddd xmm0, [GLOBAL(t128)] + psrld xmm0, 8 + + mov rax, arg(5) + movd [rax], xmm0 + + ; Accumulate sum of src2 + movdqa xmm0, xmm4 + psrldq xmm0, 8 + paddusw xmm0, xmm4 + ; Square src2. Ignore high value + pmuludq xmm0, xmm0 + psrld xmm0, 8 + + ; phaddw could be used to sum adjacent values but we want + ; all the values summed. promote to doubles, accumulate, + ; shift and sum + pxor xmm2, xmm2 + movdqa xmm1, xmm5 + punpckldq xmm1, xmm2 + punpckhdq xmm5, xmm2 + paddd xmm1, xmm5 + movdqa xmm2, xmm1 + psrldq xmm1, 8 + paddd xmm1, xmm2 + + psubd xmm1, xmm0 + + ; (variance + 128) >> 8 + paddd xmm1, [GLOBAL(t128)] + psrld xmm1, 8 + mov rax, arg(4) + + movd [rax], xmm1 + + + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + UNSHADOW_ARGS + pop rbp + ret + +SECTION_RODATA +align 16 +t128: +%ifndef __NASM_VER__ + ddq 128 +%elif CONFIG_BIG_ENDIAN + dq 0, 128 +%else + dq 128, 0 +%endif +align 16 +tMFQE: ; 1 << MFQE_PRECISION + times 8 dw 0x10 +align 16 +tMFQE_round: ; 1 << (MFQE_PRECISION - 1) + times 8 dw 0x08 diff --git a/media/libvpx/vp9/common/x86/vp9_postproc_sse2.asm b/media/libvpx/vp9/common/x86/vp9_postproc_sse2.asm new file mode 100644 index 000000000..ec8bfdb18 --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_postproc_sse2.asm @@ -0,0 +1,694 @@ +; +; Copyright (c) 2010 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + +%include "vpx_ports/x86_abi_support.asm" + +;void vp9_post_proc_down_and_across_xmm +;( +; unsigned char *src_ptr, +; unsigned char *dst_ptr, +; int src_pixels_per_line, +; int dst_pixels_per_line, +; int rows, +; int cols, +; int flimit +;) +global sym(vp9_post_proc_down_and_across_xmm) PRIVATE +sym(vp9_post_proc_down_and_across_xmm): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 7 + SAVE_XMM 7 + GET_GOT rbx + push rsi + push rdi + ; end prolog + +%if ABI_IS_32BIT=1 && CONFIG_PIC=1 + ALIGN_STACK 16, rax + ; move the global rd onto the stack, since we don't have enough registers + ; to do PIC addressing + movdqa xmm0, [GLOBAL(rd42)] + sub rsp, 16 + movdqa [rsp], xmm0 +%define RD42 [rsp] +%else +%define RD42 [GLOBAL(rd42)] +%endif + + + movd xmm2, dword ptr arg(6) ;flimit + punpcklwd xmm2, xmm2 + punpckldq xmm2, xmm2 + punpcklqdq xmm2, xmm2 + + mov rsi, arg(0) ;src_ptr + mov rdi, arg(1) ;dst_ptr + + movsxd rcx, DWORD PTR arg(4) ;rows + movsxd rax, DWORD PTR arg(2) ;src_pixels_per_line ; destination pitch? + pxor xmm0, xmm0 ; mm0 = 00000000 + +.nextrow: + + xor rdx, rdx ; clear out rdx for use as loop counter +.nextcol: + movq xmm3, QWORD PTR [rsi] ; mm4 = r0 p0..p7 + punpcklbw xmm3, xmm0 ; mm3 = p0..p3 + movdqa xmm1, xmm3 ; mm1 = p0..p3 + psllw xmm3, 2 ; + + movq xmm5, QWORD PTR [rsi + rax] ; mm4 = r1 p0..p7 + punpcklbw xmm5, xmm0 ; mm5 = r1 p0..p3 + paddusw xmm3, xmm5 ; mm3 += mm6 + + ; thresholding + movdqa xmm7, xmm1 ; mm7 = r0 p0..p3 + psubusw xmm7, xmm5 ; mm7 = r0 p0..p3 - r1 p0..p3 + psubusw xmm5, xmm1 ; mm5 = r1 p0..p3 - r0 p0..p3 + paddusw xmm7, xmm5 ; mm7 = abs(r0 p0..p3 - r1 p0..p3) + pcmpgtw xmm7, xmm2 + + movq xmm5, QWORD PTR [rsi + 2*rax] ; mm4 = r2 p0..p7 + punpcklbw xmm5, xmm0 ; mm5 = r2 p0..p3 + paddusw xmm3, xmm5 ; mm3 += mm5 + + ; thresholding + movdqa xmm6, xmm1 ; mm6 = r0 p0..p3 + psubusw xmm6, xmm5 ; mm6 = r0 p0..p3 - r2 p0..p3 + psubusw xmm5, xmm1 ; mm5 = r2 p0..p3 - r2 p0..p3 + paddusw xmm6, xmm5 ; mm6 = abs(r0 p0..p3 - r2 p0..p3) + pcmpgtw xmm6, xmm2 + por xmm7, xmm6 ; accumulate thresholds + + + neg rax + movq xmm5, QWORD PTR [rsi+2*rax] ; mm4 = r-2 p0..p7 + punpcklbw xmm5, xmm0 ; mm5 = r-2 p0..p3 + paddusw xmm3, xmm5 ; mm3 += mm5 + + ; thresholding + movdqa xmm6, xmm1 ; mm6 = r0 p0..p3 + psubusw xmm6, xmm5 ; mm6 = p0..p3 - r-2 p0..p3 + psubusw xmm5, xmm1 ; mm5 = r-2 p0..p3 - p0..p3 + paddusw xmm6, xmm5 ; mm6 = abs(r0 p0..p3 - r-2 p0..p3) + pcmpgtw xmm6, xmm2 + por xmm7, xmm6 ; accumulate thresholds + + movq xmm4, QWORD PTR [rsi+rax] ; mm4 = r-1 p0..p7 + punpcklbw xmm4, xmm0 ; mm4 = r-1 p0..p3 + paddusw xmm3, xmm4 ; mm3 += mm5 + + ; thresholding + movdqa xmm6, xmm1 ; mm6 = r0 p0..p3 + psubusw xmm6, xmm4 ; mm6 = p0..p3 - r-2 p0..p3 + psubusw xmm4, xmm1 ; mm5 = r-1 p0..p3 - p0..p3 + paddusw xmm6, xmm4 ; mm6 = abs(r0 p0..p3 - r-1 p0..p3) + pcmpgtw xmm6, xmm2 + por xmm7, xmm6 ; accumulate thresholds + + + paddusw xmm3, RD42 ; mm3 += round value + psraw xmm3, 3 ; mm3 /= 8 + + pand xmm1, xmm7 ; mm1 select vals > thresh from source + pandn xmm7, xmm3 ; mm7 select vals < thresh from blurred result + paddusw xmm1, xmm7 ; combination + + packuswb xmm1, xmm0 ; pack to bytes + movq QWORD PTR [rdi], xmm1 ; + + neg rax ; pitch is positive + add rsi, 8 + add rdi, 8 + + add rdx, 8 + cmp edx, dword arg(5) ;cols + + jl .nextcol + + ; done with the all cols, start the across filtering in place + sub rsi, rdx + sub rdi, rdx + + xor rdx, rdx + movq mm0, QWORD PTR [rdi-8]; + +.acrossnextcol: + movq xmm7, QWORD PTR [rdi +rdx -2] + movd xmm4, DWORD PTR [rdi +rdx +6] + + pslldq xmm4, 8 + por xmm4, xmm7 + + movdqa xmm3, xmm4 + psrldq xmm3, 2 + punpcklbw xmm3, xmm0 ; mm3 = p0..p3 + movdqa xmm1, xmm3 ; mm1 = p0..p3 + psllw xmm3, 2 + + + movdqa xmm5, xmm4 + psrldq xmm5, 3 + punpcklbw xmm5, xmm0 ; mm5 = p1..p4 + paddusw xmm3, xmm5 ; mm3 += mm6 + + ; thresholding + movdqa xmm7, xmm1 ; mm7 = p0..p3 + psubusw xmm7, xmm5 ; mm7 = p0..p3 - p1..p4 + psubusw xmm5, xmm1 ; mm5 = p1..p4 - p0..p3 + paddusw xmm7, xmm5 ; mm7 = abs(p0..p3 - p1..p4) + pcmpgtw xmm7, xmm2 + + movdqa xmm5, xmm4 + psrldq xmm5, 4 + punpcklbw xmm5, xmm0 ; mm5 = p2..p5 + paddusw xmm3, xmm5 ; mm3 += mm5 + + ; thresholding + movdqa xmm6, xmm1 ; mm6 = p0..p3 + psubusw xmm6, xmm5 ; mm6 = p0..p3 - p1..p4 + psubusw xmm5, xmm1 ; mm5 = p1..p4 - p0..p3 + paddusw xmm6, xmm5 ; mm6 = abs(p0..p3 - p1..p4) + pcmpgtw xmm6, xmm2 + por xmm7, xmm6 ; accumulate thresholds + + + movdqa xmm5, xmm4 ; mm5 = p-2..p5 + punpcklbw xmm5, xmm0 ; mm5 = p-2..p1 + paddusw xmm3, xmm5 ; mm3 += mm5 + + ; thresholding + movdqa xmm6, xmm1 ; mm6 = p0..p3 + psubusw xmm6, xmm5 ; mm6 = p0..p3 - p1..p4 + psubusw xmm5, xmm1 ; mm5 = p1..p4 - p0..p3 + paddusw xmm6, xmm5 ; mm6 = abs(p0..p3 - p1..p4) + pcmpgtw xmm6, xmm2 + por xmm7, xmm6 ; accumulate thresholds + + psrldq xmm4, 1 ; mm4 = p-1..p5 + punpcklbw xmm4, xmm0 ; mm4 = p-1..p2 + paddusw xmm3, xmm4 ; mm3 += mm5 + + ; thresholding + movdqa xmm6, xmm1 ; mm6 = p0..p3 + psubusw xmm6, xmm4 ; mm6 = p0..p3 - p1..p4 + psubusw xmm4, xmm1 ; mm5 = p1..p4 - p0..p3 + paddusw xmm6, xmm4 ; mm6 = abs(p0..p3 - p1..p4) + pcmpgtw xmm6, xmm2 + por xmm7, xmm6 ; accumulate thresholds + + paddusw xmm3, RD42 ; mm3 += round value + psraw xmm3, 3 ; mm3 /= 8 + + pand xmm1, xmm7 ; mm1 select vals > thresh from source + pandn xmm7, xmm3 ; mm7 select vals < thresh from blurred result + paddusw xmm1, xmm7 ; combination + + packuswb xmm1, xmm0 ; pack to bytes + movq QWORD PTR [rdi+rdx-8], mm0 ; store previous four bytes + movdq2q mm0, xmm1 + + add rdx, 8 + cmp edx, dword arg(5) ;cols + jl .acrossnextcol; + + ; last 8 pixels + movq QWORD PTR [rdi+rdx-8], mm0 + + ; done with this rwo + add rsi,rax ; next line + mov eax, dword arg(3) ;dst_pixels_per_line ; destination pitch? + add rdi,rax ; next destination + mov eax, dword arg(2) ;src_pixels_per_line ; destination pitch? + + dec rcx ; decrement count + jnz .nextrow ; next row + +%if ABI_IS_32BIT=1 && CONFIG_PIC=1 + add rsp,16 + pop rsp +%endif + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret +%undef RD42 + + +;void vp9_mbpost_proc_down_xmm(unsigned char *dst, +; int pitch, int rows, int cols,int flimit) +extern sym(vp9_rv) +global sym(vp9_mbpost_proc_down_xmm) PRIVATE +sym(vp9_mbpost_proc_down_xmm): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 5 + SAVE_XMM 7 + GET_GOT rbx + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 128+16 + + ; unsigned char d[16][8] at [rsp] + ; create flimit2 at [rsp+128] + mov eax, dword ptr arg(4) ;flimit + mov [rsp+128], eax + mov [rsp+128+4], eax + mov [rsp+128+8], eax + mov [rsp+128+12], eax +%define flimit4 [rsp+128] + +%if ABI_IS_32BIT=0 + lea r8, [GLOBAL(sym(vp9_rv))] +%endif + + ;rows +=8; + add dword arg(2), 8 + + ;for(c=0; c<cols; c+=8) +.loop_col: + mov rsi, arg(0) ; s + pxor xmm0, xmm0 ; + + movsxd rax, dword ptr arg(1) ;pitch ; + neg rax ; rax = -pitch + + lea rsi, [rsi + rax*8]; ; rdi = s[-pitch*8] + neg rax + + + pxor xmm5, xmm5 + pxor xmm6, xmm6 ; + + pxor xmm7, xmm7 ; + mov rdi, rsi + + mov rcx, 15 ; + +.loop_initvar: + movq xmm1, QWORD PTR [rdi]; + punpcklbw xmm1, xmm0 ; + + paddw xmm5, xmm1 ; + pmullw xmm1, xmm1 ; + + movdqa xmm2, xmm1 ; + punpcklwd xmm1, xmm0 ; + + punpckhwd xmm2, xmm0 ; + paddd xmm6, xmm1 ; + + paddd xmm7, xmm2 ; + lea rdi, [rdi+rax] ; + + dec rcx + jne .loop_initvar + ;save the var and sum + xor rdx, rdx +.loop_row: + movq xmm1, QWORD PTR [rsi] ; [s-pitch*8] + movq xmm2, QWORD PTR [rdi] ; [s+pitch*7] + + punpcklbw xmm1, xmm0 + punpcklbw xmm2, xmm0 + + paddw xmm5, xmm2 + psubw xmm5, xmm1 + + pmullw xmm2, xmm2 + movdqa xmm4, xmm2 + + punpcklwd xmm2, xmm0 + punpckhwd xmm4, xmm0 + + paddd xmm6, xmm2 + paddd xmm7, xmm4 + + pmullw xmm1, xmm1 + movdqa xmm2, xmm1 + + punpcklwd xmm1, xmm0 + psubd xmm6, xmm1 + + punpckhwd xmm2, xmm0 + psubd xmm7, xmm2 + + + movdqa xmm3, xmm6 + pslld xmm3, 4 + + psubd xmm3, xmm6 + movdqa xmm1, xmm5 + + movdqa xmm4, xmm5 + pmullw xmm1, xmm1 + + pmulhw xmm4, xmm4 + movdqa xmm2, xmm1 + + punpcklwd xmm1, xmm4 + punpckhwd xmm2, xmm4 + + movdqa xmm4, xmm7 + pslld xmm4, 4 + + psubd xmm4, xmm7 + + psubd xmm3, xmm1 + psubd xmm4, xmm2 + + psubd xmm3, flimit4 + psubd xmm4, flimit4 + + psrad xmm3, 31 + psrad xmm4, 31 + + packssdw xmm3, xmm4 + packsswb xmm3, xmm0 + + movq xmm1, QWORD PTR [rsi+rax*8] + + movq xmm2, xmm1 + punpcklbw xmm1, xmm0 + + paddw xmm1, xmm5 + mov rcx, rdx + + and rcx, 127 +%if ABI_IS_32BIT=1 && CONFIG_PIC=1 + push rax + lea rax, [GLOBAL(sym(vp9_rv))] + movdqu xmm4, [rax + rcx*2] ;vp9_rv[rcx*2] + pop rax +%elif ABI_IS_32BIT=0 + movdqu xmm4, [r8 + rcx*2] ;vp9_rv[rcx*2] +%else + movdqu xmm4, [sym(vp9_rv) + rcx*2] +%endif + + paddw xmm1, xmm4 + ;paddw xmm1, eight8s + psraw xmm1, 4 + + packuswb xmm1, xmm0 + pand xmm1, xmm3 + + pandn xmm3, xmm2 + por xmm1, xmm3 + + and rcx, 15 + movq QWORD PTR [rsp + rcx*8], xmm1 ;d[rcx*8] + + mov rcx, rdx + sub rcx, 8 + + and rcx, 15 + movq mm0, [rsp + rcx*8] ;d[rcx*8] + + movq [rsi], mm0 + lea rsi, [rsi+rax] + + lea rdi, [rdi+rax] + add rdx, 1 + + cmp edx, dword arg(2) ;rows + jl .loop_row + + add dword arg(0), 8 ; s += 8 + sub dword arg(3), 8 ; cols -= 8 + cmp dword arg(3), 0 + jg .loop_col + + add rsp, 128+16 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret +%undef flimit4 + + +;void vp9_mbpost_proc_across_ip_xmm(unsigned char *src, +; int pitch, int rows, int cols,int flimit) +global sym(vp9_mbpost_proc_across_ip_xmm) PRIVATE +sym(vp9_mbpost_proc_across_ip_xmm): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 5 + SAVE_XMM 7 + GET_GOT rbx + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 + + ; create flimit4 at [rsp] + mov eax, dword ptr arg(4) ;flimit + mov [rsp], eax + mov [rsp+4], eax + mov [rsp+8], eax + mov [rsp+12], eax +%define flimit4 [rsp] + + + ;for(r=0;r<rows;r++) +.ip_row_loop: + + xor rdx, rdx ;sumsq=0; + xor rcx, rcx ;sum=0; + mov rsi, arg(0); s + mov rdi, -8 +.ip_var_loop: + ;for(i=-8;i<=6;i++) + ;{ + ; sumsq += s[i]*s[i]; + ; sum += s[i]; + ;} + movzx eax, byte [rsi+rdi] + add ecx, eax + mul al + add edx, eax + add rdi, 1 + cmp rdi, 6 + jle .ip_var_loop + + + ;mov rax, sumsq + ;movd xmm7, rax + movd xmm7, edx + + ;mov rax, sum + ;movd xmm6, rax + movd xmm6, ecx + + mov rsi, arg(0) ;s + xor rcx, rcx + + movsxd rdx, dword arg(3) ;cols + add rdx, 8 + pxor mm0, mm0 + pxor mm1, mm1 + + pxor xmm0, xmm0 +.nextcol4: + + movd xmm1, DWORD PTR [rsi+rcx-8] ; -8 -7 -6 -5 + movd xmm2, DWORD PTR [rsi+rcx+7] ; +7 +8 +9 +10 + + punpcklbw xmm1, xmm0 ; expanding + punpcklbw xmm2, xmm0 ; expanding + + punpcklwd xmm1, xmm0 ; expanding to dwords + punpcklwd xmm2, xmm0 ; expanding to dwords + + psubd xmm2, xmm1 ; 7--8 8--7 9--6 10--5 + paddd xmm1, xmm1 ; -8*2 -7*2 -6*2 -5*2 + + paddd xmm1, xmm2 ; 7+-8 8+-7 9+-6 10+-5 + pmaddwd xmm1, xmm2 ; squared of 7+-8 8+-7 9+-6 10+-5 + + paddd xmm6, xmm2 + paddd xmm7, xmm1 + + pshufd xmm6, xmm6, 0 ; duplicate the last ones + pshufd xmm7, xmm7, 0 ; duplicate the last ones + + psrldq xmm1, 4 ; 8--7 9--6 10--5 0000 + psrldq xmm2, 4 ; 8--7 9--6 10--5 0000 + + pshufd xmm3, xmm1, 3 ; 0000 8--7 8--7 8--7 squared + pshufd xmm4, xmm2, 3 ; 0000 8--7 8--7 8--7 squared + + paddd xmm6, xmm4 + paddd xmm7, xmm3 + + pshufd xmm3, xmm1, 01011111b ; 0000 0000 9--6 9--6 squared + pshufd xmm4, xmm2, 01011111b ; 0000 0000 9--6 9--6 squared + + paddd xmm7, xmm3 + paddd xmm6, xmm4 + + pshufd xmm3, xmm1, 10111111b ; 0000 0000 8--7 8--7 squared + pshufd xmm4, xmm2, 10111111b ; 0000 0000 8--7 8--7 squared + + paddd xmm7, xmm3 + paddd xmm6, xmm4 + + movdqa xmm3, xmm6 + pmaddwd xmm3, xmm3 + + movdqa xmm5, xmm7 + pslld xmm5, 4 + + psubd xmm5, xmm7 + psubd xmm5, xmm3 + + psubd xmm5, flimit4 + psrad xmm5, 31 + + packssdw xmm5, xmm0 + packsswb xmm5, xmm0 + + movd xmm1, DWORD PTR [rsi+rcx] + movq xmm2, xmm1 + + punpcklbw xmm1, xmm0 + punpcklwd xmm1, xmm0 + + paddd xmm1, xmm6 + paddd xmm1, [GLOBAL(four8s)] + + psrad xmm1, 4 + packssdw xmm1, xmm0 + + packuswb xmm1, xmm0 + pand xmm1, xmm5 + + pandn xmm5, xmm2 + por xmm5, xmm1 + + movd [rsi+rcx-8], mm0 + movq mm0, mm1 + + movdq2q mm1, xmm5 + psrldq xmm7, 12 + + psrldq xmm6, 12 + add rcx, 4 + + cmp rcx, rdx + jl .nextcol4 + + ;s+=pitch; + movsxd rax, dword arg(1) + add arg(0), rax + + sub dword arg(2), 1 ;rows-=1 + cmp dword arg(2), 0 + jg .ip_row_loop + + add rsp, 16 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret +%undef flimit4 + + +;void vp9_plane_add_noise_wmt (unsigned char *start, unsigned char *noise, +; unsigned char blackclamp[16], +; unsigned char whiteclamp[16], +; unsigned char bothclamp[16], +; unsigned int width, unsigned int height, int pitch) +global sym(vp9_plane_add_noise_wmt) PRIVATE +sym(vp9_plane_add_noise_wmt): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 8 + GET_GOT rbx + push rsi + push rdi + ; end prolog + +.addnoise_loop: + call sym(LIBVPX_RAND) WRT_PLT + mov rcx, arg(1) ;noise + and rax, 0xff + add rcx, rax + + ; we rely on the fact that the clamping vectors are stored contiguously + ; in black/white/both order. Note that we have to reload this here because + ; rdx could be trashed by rand() + mov rdx, arg(2) ; blackclamp + + + mov rdi, rcx + movsxd rcx, dword arg(5) ;[Width] + mov rsi, arg(0) ;Pos + xor rax,rax + +.addnoise_nextset: + movdqu xmm1,[rsi+rax] ; get the source + + psubusb xmm1, [rdx] ;blackclamp ; clamp both sides so we don't outrange adding noise + paddusb xmm1, [rdx+32] ;bothclamp + psubusb xmm1, [rdx+16] ;whiteclamp + + movdqu xmm2,[rdi+rax] ; get the noise for this line + paddb xmm1,xmm2 ; add it in + movdqu [rsi+rax],xmm1 ; store the result + + add rax,16 ; move to the next line + + cmp rax, rcx + jl .addnoise_nextset + + movsxd rax, dword arg(7) ; Pitch + add arg(0), rax ; Start += Pitch + sub dword arg(6), 1 ; Height -= 1 + jg .addnoise_loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + UNSHADOW_ARGS + pop rbp + ret + + +SECTION_RODATA +align 16 +rd42: + times 8 dw 0x04 +four8s: + times 4 dd 8 diff --git a/media/libvpx/vp9/common/x86/vp9_subpixel_8t_intrin_avx2.c b/media/libvpx/vp9/common/x86/vp9_subpixel_8t_intrin_avx2.c new file mode 100644 index 000000000..cee8d1e76 --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_subpixel_8t_intrin_avx2.c @@ -0,0 +1,602 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +// Due to a header conflict between math.h and intrinsics includes with ceil() +// in certain configurations under vs9 this include needs to precede +// immintrin.h. +#include "./vp9_rtcd.h" + +#include <immintrin.h> + +#include "vp9/common/x86/convolve.h" +#include "vpx_ports/mem.h" + +// filters for 16_h8 and 16_v8 +DECLARE_ALIGNED(32, static const uint8_t, filt1_global_avx2[32]) = { + 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, + 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8 +}; + +DECLARE_ALIGNED(32, static const uint8_t, filt2_global_avx2[32]) = { + 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, + 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10 +}; + +DECLARE_ALIGNED(32, static const uint8_t, filt3_global_avx2[32]) = { + 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, + 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12 +}; + +DECLARE_ALIGNED(32, static const uint8_t, filt4_global_avx2[32]) = { + 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14, + 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14 +}; + +#if defined(__clang__) +# if __clang_major__ < 3 || (__clang_major__ == 3 && __clang_minor__ <= 3) || \ + (defined(__APPLE__) && __clang_major__ == 5 && __clang_minor__ == 0) +# define MM256_BROADCASTSI128_SI256(x) \ + _mm_broadcastsi128_si256((__m128i const *)&(x)) +# else // clang > 3.3, and not 5.0 on macosx. +# define MM256_BROADCASTSI128_SI256(x) _mm256_broadcastsi128_si256(x) +# endif // clang <= 3.3 +#elif defined(__GNUC__) +# if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ <= 6) +# define MM256_BROADCASTSI128_SI256(x) \ + _mm_broadcastsi128_si256((__m128i const *)&(x)) +# elif __GNUC__ == 4 && __GNUC_MINOR__ == 7 +# define MM256_BROADCASTSI128_SI256(x) _mm_broadcastsi128_si256(x) +# else // gcc > 4.7 +# define MM256_BROADCASTSI128_SI256(x) _mm256_broadcastsi128_si256(x) +# endif // gcc <= 4.6 +#else // !(gcc || clang) +# define MM256_BROADCASTSI128_SI256(x) _mm256_broadcastsi128_si256(x) +#endif // __clang__ + +static void vp9_filter_block1d16_h8_avx2(const uint8_t *src_ptr, + ptrdiff_t src_pixels_per_line, + uint8_t *output_ptr, + ptrdiff_t output_pitch, + uint32_t output_height, + const int16_t *filter) { + __m128i filtersReg; + __m256i addFilterReg64, filt1Reg, filt2Reg, filt3Reg, filt4Reg; + __m256i firstFilters, secondFilters, thirdFilters, forthFilters; + __m256i srcRegFilt32b1_1, srcRegFilt32b2_1, srcRegFilt32b2, srcRegFilt32b3; + __m256i srcReg32b1, srcReg32b2, filtersReg32; + unsigned int i; + ptrdiff_t src_stride, dst_stride; + + // create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64 + addFilterReg64 = _mm256_set1_epi32((int)0x0400040u); + filtersReg = _mm_loadu_si128((const __m128i *)filter); + // converting the 16 bit (short) to 8 bit (byte) and have the same data + // in both lanes of 128 bit register. + filtersReg =_mm_packs_epi16(filtersReg, filtersReg); + // have the same data in both lanes of a 256 bit register + filtersReg32 = MM256_BROADCASTSI128_SI256(filtersReg); + + // duplicate only the first 16 bits (first and second byte) + // across 256 bit register + firstFilters = _mm256_shuffle_epi8(filtersReg32, + _mm256_set1_epi16(0x100u)); + // duplicate only the second 16 bits (third and forth byte) + // across 256 bit register + secondFilters = _mm256_shuffle_epi8(filtersReg32, + _mm256_set1_epi16(0x302u)); + // duplicate only the third 16 bits (fifth and sixth byte) + // across 256 bit register + thirdFilters = _mm256_shuffle_epi8(filtersReg32, + _mm256_set1_epi16(0x504u)); + // duplicate only the forth 16 bits (seventh and eighth byte) + // across 256 bit register + forthFilters = _mm256_shuffle_epi8(filtersReg32, + _mm256_set1_epi16(0x706u)); + + filt1Reg = _mm256_load_si256((__m256i const *)filt1_global_avx2); + filt2Reg = _mm256_load_si256((__m256i const *)filt2_global_avx2); + filt3Reg = _mm256_load_si256((__m256i const *)filt3_global_avx2); + filt4Reg = _mm256_load_si256((__m256i const *)filt4_global_avx2); + + // multiple the size of the source and destination stride by two + src_stride = src_pixels_per_line << 1; + dst_stride = output_pitch << 1; + for (i = output_height; i > 1; i-=2) { + // load the 2 strides of source + srcReg32b1 = _mm256_castsi128_si256( + _mm_loadu_si128((const __m128i *)(src_ptr - 3))); + srcReg32b1 = _mm256_inserti128_si256(srcReg32b1, + _mm_loadu_si128((const __m128i *) + (src_ptr+src_pixels_per_line-3)), 1); + + // filter the source buffer + srcRegFilt32b1_1= _mm256_shuffle_epi8(srcReg32b1, filt1Reg); + srcRegFilt32b2= _mm256_shuffle_epi8(srcReg32b1, filt4Reg); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt32b1_1 = _mm256_maddubs_epi16(srcRegFilt32b1_1, firstFilters); + srcRegFilt32b2 = _mm256_maddubs_epi16(srcRegFilt32b2, forthFilters); + + // add and saturate the results together + srcRegFilt32b1_1 = _mm256_adds_epi16(srcRegFilt32b1_1, srcRegFilt32b2); + + // filter the source buffer + srcRegFilt32b3= _mm256_shuffle_epi8(srcReg32b1, filt2Reg); + srcRegFilt32b2= _mm256_shuffle_epi8(srcReg32b1, filt3Reg); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt32b3 = _mm256_maddubs_epi16(srcRegFilt32b3, secondFilters); + srcRegFilt32b2 = _mm256_maddubs_epi16(srcRegFilt32b2, thirdFilters); + + // add and saturate the results together + srcRegFilt32b1_1 = _mm256_adds_epi16(srcRegFilt32b1_1, + _mm256_min_epi16(srcRegFilt32b3, srcRegFilt32b2)); + + // reading 2 strides of the next 16 bytes + // (part of it was being read by earlier read) + srcReg32b2 = _mm256_castsi128_si256( + _mm_loadu_si128((const __m128i *)(src_ptr + 5))); + srcReg32b2 = _mm256_inserti128_si256(srcReg32b2, + _mm_loadu_si128((const __m128i *) + (src_ptr+src_pixels_per_line+5)), 1); + + // add and saturate the results together + srcRegFilt32b1_1 = _mm256_adds_epi16(srcRegFilt32b1_1, + _mm256_max_epi16(srcRegFilt32b3, srcRegFilt32b2)); + + // filter the source buffer + srcRegFilt32b2_1 = _mm256_shuffle_epi8(srcReg32b2, filt1Reg); + srcRegFilt32b2 = _mm256_shuffle_epi8(srcReg32b2, filt4Reg); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt32b2_1 = _mm256_maddubs_epi16(srcRegFilt32b2_1, firstFilters); + srcRegFilt32b2 = _mm256_maddubs_epi16(srcRegFilt32b2, forthFilters); + + // add and saturate the results together + srcRegFilt32b2_1 = _mm256_adds_epi16(srcRegFilt32b2_1, srcRegFilt32b2); + + // filter the source buffer + srcRegFilt32b3= _mm256_shuffle_epi8(srcReg32b2, filt2Reg); + srcRegFilt32b2= _mm256_shuffle_epi8(srcReg32b2, filt3Reg); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt32b3 = _mm256_maddubs_epi16(srcRegFilt32b3, secondFilters); + srcRegFilt32b2 = _mm256_maddubs_epi16(srcRegFilt32b2, thirdFilters); + + // add and saturate the results together + srcRegFilt32b2_1 = _mm256_adds_epi16(srcRegFilt32b2_1, + _mm256_min_epi16(srcRegFilt32b3, srcRegFilt32b2)); + srcRegFilt32b2_1 = _mm256_adds_epi16(srcRegFilt32b2_1, + _mm256_max_epi16(srcRegFilt32b3, srcRegFilt32b2)); + + + srcRegFilt32b1_1 = _mm256_adds_epi16(srcRegFilt32b1_1, addFilterReg64); + + srcRegFilt32b2_1 = _mm256_adds_epi16(srcRegFilt32b2_1, addFilterReg64); + + // shift by 7 bit each 16 bit + srcRegFilt32b1_1 = _mm256_srai_epi16(srcRegFilt32b1_1, 7); + srcRegFilt32b2_1 = _mm256_srai_epi16(srcRegFilt32b2_1, 7); + + // shrink to 8 bit each 16 bits, the first lane contain the first + // convolve result and the second lane contain the second convolve + // result + srcRegFilt32b1_1 = _mm256_packus_epi16(srcRegFilt32b1_1, + srcRegFilt32b2_1); + + src_ptr+=src_stride; + + // save 16 bytes + _mm_store_si128((__m128i*)output_ptr, + _mm256_castsi256_si128(srcRegFilt32b1_1)); + + // save the next 16 bits + _mm_store_si128((__m128i*)(output_ptr+output_pitch), + _mm256_extractf128_si256(srcRegFilt32b1_1, 1)); + output_ptr+=dst_stride; + } + + // if the number of strides is odd. + // process only 16 bytes + if (i > 0) { + __m128i srcReg1, srcReg2, srcRegFilt1_1, srcRegFilt2_1; + __m128i srcRegFilt2, srcRegFilt3; + + srcReg1 = _mm_loadu_si128((const __m128i *)(src_ptr - 3)); + + // filter the source buffer + srcRegFilt1_1 = _mm_shuffle_epi8(srcReg1, + _mm256_castsi256_si128(filt1Reg)); + srcRegFilt2 = _mm_shuffle_epi8(srcReg1, + _mm256_castsi256_si128(filt4Reg)); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt1_1 = _mm_maddubs_epi16(srcRegFilt1_1, + _mm256_castsi256_si128(firstFilters)); + srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, + _mm256_castsi256_si128(forthFilters)); + + // add and saturate the results together + srcRegFilt1_1 = _mm_adds_epi16(srcRegFilt1_1, srcRegFilt2); + + // filter the source buffer + srcRegFilt3= _mm_shuffle_epi8(srcReg1, + _mm256_castsi256_si128(filt2Reg)); + srcRegFilt2= _mm_shuffle_epi8(srcReg1, + _mm256_castsi256_si128(filt3Reg)); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, + _mm256_castsi256_si128(secondFilters)); + srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, + _mm256_castsi256_si128(thirdFilters)); + + // add and saturate the results together + srcRegFilt1_1 = _mm_adds_epi16(srcRegFilt1_1, + _mm_min_epi16(srcRegFilt3, srcRegFilt2)); + + // reading the next 16 bytes + // (part of it was being read by earlier read) + srcReg2 = _mm_loadu_si128((const __m128i *)(src_ptr + 5)); + + // add and saturate the results together + srcRegFilt1_1 = _mm_adds_epi16(srcRegFilt1_1, + _mm_max_epi16(srcRegFilt3, srcRegFilt2)); + + // filter the source buffer + srcRegFilt2_1 = _mm_shuffle_epi8(srcReg2, + _mm256_castsi256_si128(filt1Reg)); + srcRegFilt2 = _mm_shuffle_epi8(srcReg2, + _mm256_castsi256_si128(filt4Reg)); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt2_1 = _mm_maddubs_epi16(srcRegFilt2_1, + _mm256_castsi256_si128(firstFilters)); + srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, + _mm256_castsi256_si128(forthFilters)); + + // add and saturate the results together + srcRegFilt2_1 = _mm_adds_epi16(srcRegFilt2_1, srcRegFilt2); + + // filter the source buffer + srcRegFilt3 = _mm_shuffle_epi8(srcReg2, + _mm256_castsi256_si128(filt2Reg)); + srcRegFilt2 = _mm_shuffle_epi8(srcReg2, + _mm256_castsi256_si128(filt3Reg)); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, + _mm256_castsi256_si128(secondFilters)); + srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, + _mm256_castsi256_si128(thirdFilters)); + + // add and saturate the results together + srcRegFilt2_1 = _mm_adds_epi16(srcRegFilt2_1, + _mm_min_epi16(srcRegFilt3, srcRegFilt2)); + srcRegFilt2_1 = _mm_adds_epi16(srcRegFilt2_1, + _mm_max_epi16(srcRegFilt3, srcRegFilt2)); + + + srcRegFilt1_1 = _mm_adds_epi16(srcRegFilt1_1, + _mm256_castsi256_si128(addFilterReg64)); + + srcRegFilt2_1 = _mm_adds_epi16(srcRegFilt2_1, + _mm256_castsi256_si128(addFilterReg64)); + + // shift by 7 bit each 16 bit + srcRegFilt1_1 = _mm_srai_epi16(srcRegFilt1_1, 7); + srcRegFilt2_1 = _mm_srai_epi16(srcRegFilt2_1, 7); + + // shrink to 8 bit each 16 bits, the first lane contain the first + // convolve result and the second lane contain the second convolve + // result + srcRegFilt1_1 = _mm_packus_epi16(srcRegFilt1_1, srcRegFilt2_1); + + // save 16 bytes + _mm_store_si128((__m128i*)output_ptr, srcRegFilt1_1); + } +} + +static void vp9_filter_block1d16_v8_avx2(const uint8_t *src_ptr, + ptrdiff_t src_pitch, + uint8_t *output_ptr, + ptrdiff_t out_pitch, + uint32_t output_height, + const int16_t *filter) { + __m128i filtersReg; + __m256i addFilterReg64; + __m256i srcReg32b1, srcReg32b2, srcReg32b3, srcReg32b4, srcReg32b5; + __m256i srcReg32b6, srcReg32b7, srcReg32b8, srcReg32b9, srcReg32b10; + __m256i srcReg32b11, srcReg32b12, filtersReg32; + __m256i firstFilters, secondFilters, thirdFilters, forthFilters; + unsigned int i; + ptrdiff_t src_stride, dst_stride; + + // create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64 + addFilterReg64 = _mm256_set1_epi32((int)0x0400040u); + filtersReg = _mm_loadu_si128((const __m128i *)filter); + // converting the 16 bit (short) to 8 bit (byte) and have the + // same data in both lanes of 128 bit register. + filtersReg =_mm_packs_epi16(filtersReg, filtersReg); + // have the same data in both lanes of a 256 bit register + filtersReg32 = MM256_BROADCASTSI128_SI256(filtersReg); + + // duplicate only the first 16 bits (first and second byte) + // across 256 bit register + firstFilters = _mm256_shuffle_epi8(filtersReg32, + _mm256_set1_epi16(0x100u)); + // duplicate only the second 16 bits (third and forth byte) + // across 256 bit register + secondFilters = _mm256_shuffle_epi8(filtersReg32, + _mm256_set1_epi16(0x302u)); + // duplicate only the third 16 bits (fifth and sixth byte) + // across 256 bit register + thirdFilters = _mm256_shuffle_epi8(filtersReg32, + _mm256_set1_epi16(0x504u)); + // duplicate only the forth 16 bits (seventh and eighth byte) + // across 256 bit register + forthFilters = _mm256_shuffle_epi8(filtersReg32, + _mm256_set1_epi16(0x706u)); + + // multiple the size of the source and destination stride by two + src_stride = src_pitch << 1; + dst_stride = out_pitch << 1; + + // load 16 bytes 7 times in stride of src_pitch + srcReg32b1 = _mm256_castsi128_si256( + _mm_loadu_si128((const __m128i *)(src_ptr))); + srcReg32b2 = _mm256_castsi128_si256( + _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch))); + srcReg32b3 = _mm256_castsi128_si256( + _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 2))); + srcReg32b4 = _mm256_castsi128_si256( + _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 3))); + srcReg32b5 = _mm256_castsi128_si256( + _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 4))); + srcReg32b6 = _mm256_castsi128_si256( + _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 5))); + srcReg32b7 = _mm256_castsi128_si256( + _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 6))); + + // have each consecutive loads on the same 256 register + srcReg32b1 = _mm256_inserti128_si256(srcReg32b1, + _mm256_castsi256_si128(srcReg32b2), 1); + srcReg32b2 = _mm256_inserti128_si256(srcReg32b2, + _mm256_castsi256_si128(srcReg32b3), 1); + srcReg32b3 = _mm256_inserti128_si256(srcReg32b3, + _mm256_castsi256_si128(srcReg32b4), 1); + srcReg32b4 = _mm256_inserti128_si256(srcReg32b4, + _mm256_castsi256_si128(srcReg32b5), 1); + srcReg32b5 = _mm256_inserti128_si256(srcReg32b5, + _mm256_castsi256_si128(srcReg32b6), 1); + srcReg32b6 = _mm256_inserti128_si256(srcReg32b6, + _mm256_castsi256_si128(srcReg32b7), 1); + + // merge every two consecutive registers except the last one + srcReg32b10 = _mm256_unpacklo_epi8(srcReg32b1, srcReg32b2); + srcReg32b1 = _mm256_unpackhi_epi8(srcReg32b1, srcReg32b2); + + // save + srcReg32b11 = _mm256_unpacklo_epi8(srcReg32b3, srcReg32b4); + + // save + srcReg32b3 = _mm256_unpackhi_epi8(srcReg32b3, srcReg32b4); + + // save + srcReg32b2 = _mm256_unpacklo_epi8(srcReg32b5, srcReg32b6); + + // save + srcReg32b5 = _mm256_unpackhi_epi8(srcReg32b5, srcReg32b6); + + + for (i = output_height; i > 1; i-=2) { + // load the last 2 loads of 16 bytes and have every two + // consecutive loads in the same 256 bit register + srcReg32b8 = _mm256_castsi128_si256( + _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 7))); + srcReg32b7 = _mm256_inserti128_si256(srcReg32b7, + _mm256_castsi256_si128(srcReg32b8), 1); + srcReg32b9 = _mm256_castsi128_si256( + _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 8))); + srcReg32b8 = _mm256_inserti128_si256(srcReg32b8, + _mm256_castsi256_si128(srcReg32b9), 1); + + // merge every two consecutive registers + // save + srcReg32b4 = _mm256_unpacklo_epi8(srcReg32b7, srcReg32b8); + srcReg32b7 = _mm256_unpackhi_epi8(srcReg32b7, srcReg32b8); + + // multiply 2 adjacent elements with the filter and add the result + srcReg32b10 = _mm256_maddubs_epi16(srcReg32b10, firstFilters); + srcReg32b6 = _mm256_maddubs_epi16(srcReg32b4, forthFilters); + + // add and saturate the results together + srcReg32b10 = _mm256_adds_epi16(srcReg32b10, srcReg32b6); + + // multiply 2 adjacent elements with the filter and add the result + srcReg32b8 = _mm256_maddubs_epi16(srcReg32b11, secondFilters); + srcReg32b12 = _mm256_maddubs_epi16(srcReg32b2, thirdFilters); + + // add and saturate the results together + srcReg32b10 = _mm256_adds_epi16(srcReg32b10, + _mm256_min_epi16(srcReg32b8, srcReg32b12)); + srcReg32b10 = _mm256_adds_epi16(srcReg32b10, + _mm256_max_epi16(srcReg32b8, srcReg32b12)); + + // multiply 2 adjacent elements with the filter and add the result + srcReg32b1 = _mm256_maddubs_epi16(srcReg32b1, firstFilters); + srcReg32b6 = _mm256_maddubs_epi16(srcReg32b7, forthFilters); + + srcReg32b1 = _mm256_adds_epi16(srcReg32b1, srcReg32b6); + + // multiply 2 adjacent elements with the filter and add the result + srcReg32b8 = _mm256_maddubs_epi16(srcReg32b3, secondFilters); + srcReg32b12 = _mm256_maddubs_epi16(srcReg32b5, thirdFilters); + + // add and saturate the results together + srcReg32b1 = _mm256_adds_epi16(srcReg32b1, + _mm256_min_epi16(srcReg32b8, srcReg32b12)); + srcReg32b1 = _mm256_adds_epi16(srcReg32b1, + _mm256_max_epi16(srcReg32b8, srcReg32b12)); + + srcReg32b10 = _mm256_adds_epi16(srcReg32b10, addFilterReg64); + srcReg32b1 = _mm256_adds_epi16(srcReg32b1, addFilterReg64); + + // shift by 7 bit each 16 bit + srcReg32b10 = _mm256_srai_epi16(srcReg32b10, 7); + srcReg32b1 = _mm256_srai_epi16(srcReg32b1, 7); + + // shrink to 8 bit each 16 bits, the first lane contain the first + // convolve result and the second lane contain the second convolve + // result + srcReg32b1 = _mm256_packus_epi16(srcReg32b10, srcReg32b1); + + src_ptr+=src_stride; + + // save 16 bytes + _mm_store_si128((__m128i*)output_ptr, + _mm256_castsi256_si128(srcReg32b1)); + + // save the next 16 bits + _mm_store_si128((__m128i*)(output_ptr+out_pitch), + _mm256_extractf128_si256(srcReg32b1, 1)); + + output_ptr+=dst_stride; + + // save part of the registers for next strides + srcReg32b10 = srcReg32b11; + srcReg32b1 = srcReg32b3; + srcReg32b11 = srcReg32b2; + srcReg32b3 = srcReg32b5; + srcReg32b2 = srcReg32b4; + srcReg32b5 = srcReg32b7; + srcReg32b7 = srcReg32b9; + } + if (i > 0) { + __m128i srcRegFilt1, srcRegFilt3, srcRegFilt4, srcRegFilt5; + __m128i srcRegFilt6, srcRegFilt7, srcRegFilt8; + // load the last 16 bytes + srcRegFilt8 = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 7)); + + // merge the last 2 results together + srcRegFilt4 = _mm_unpacklo_epi8( + _mm256_castsi256_si128(srcReg32b7), srcRegFilt8); + srcRegFilt7 = _mm_unpackhi_epi8( + _mm256_castsi256_si128(srcReg32b7), srcRegFilt8); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt1 = _mm_maddubs_epi16(_mm256_castsi256_si128(srcReg32b10), + _mm256_castsi256_si128(firstFilters)); + srcRegFilt4 = _mm_maddubs_epi16(srcRegFilt4, + _mm256_castsi256_si128(forthFilters)); + srcRegFilt3 = _mm_maddubs_epi16(_mm256_castsi256_si128(srcReg32b1), + _mm256_castsi256_si128(firstFilters)); + srcRegFilt7 = _mm_maddubs_epi16(srcRegFilt7, + _mm256_castsi256_si128(forthFilters)); + + // add and saturate the results together + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt4); + srcRegFilt3 = _mm_adds_epi16(srcRegFilt3, srcRegFilt7); + + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt4 = _mm_maddubs_epi16(_mm256_castsi256_si128(srcReg32b11), + _mm256_castsi256_si128(secondFilters)); + srcRegFilt5 = _mm_maddubs_epi16(_mm256_castsi256_si128(srcReg32b3), + _mm256_castsi256_si128(secondFilters)); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt6 = _mm_maddubs_epi16(_mm256_castsi256_si128(srcReg32b2), + _mm256_castsi256_si128(thirdFilters)); + srcRegFilt7 = _mm_maddubs_epi16(_mm256_castsi256_si128(srcReg32b5), + _mm256_castsi256_si128(thirdFilters)); + + // add and saturate the results together + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, + _mm_min_epi16(srcRegFilt4, srcRegFilt6)); + srcRegFilt3 = _mm_adds_epi16(srcRegFilt3, + _mm_min_epi16(srcRegFilt5, srcRegFilt7)); + + // add and saturate the results together + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, + _mm_max_epi16(srcRegFilt4, srcRegFilt6)); + srcRegFilt3 = _mm_adds_epi16(srcRegFilt3, + _mm_max_epi16(srcRegFilt5, srcRegFilt7)); + + + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, + _mm256_castsi256_si128(addFilterReg64)); + srcRegFilt3 = _mm_adds_epi16(srcRegFilt3, + _mm256_castsi256_si128(addFilterReg64)); + + // shift by 7 bit each 16 bit + srcRegFilt1 = _mm_srai_epi16(srcRegFilt1, 7); + srcRegFilt3 = _mm_srai_epi16(srcRegFilt3, 7); + + // shrink to 8 bit each 16 bits, the first lane contain the first + // convolve result and the second lane contain the second convolve + // result + srcRegFilt1 = _mm_packus_epi16(srcRegFilt1, srcRegFilt3); + + // save 16 bytes + _mm_store_si128((__m128i*)output_ptr, srcRegFilt1); + } +} + +#if HAVE_AVX2 && HAVE_SSSE3 +filter8_1dfunction vp9_filter_block1d4_v8_ssse3; +#if ARCH_X86_64 +filter8_1dfunction vp9_filter_block1d8_v8_intrin_ssse3; +filter8_1dfunction vp9_filter_block1d8_h8_intrin_ssse3; +filter8_1dfunction vp9_filter_block1d4_h8_intrin_ssse3; +#define vp9_filter_block1d8_v8_avx2 vp9_filter_block1d8_v8_intrin_ssse3 +#define vp9_filter_block1d8_h8_avx2 vp9_filter_block1d8_h8_intrin_ssse3 +#define vp9_filter_block1d4_h8_avx2 vp9_filter_block1d4_h8_intrin_ssse3 +#else // ARCH_X86 +filter8_1dfunction vp9_filter_block1d8_v8_ssse3; +filter8_1dfunction vp9_filter_block1d8_h8_ssse3; +filter8_1dfunction vp9_filter_block1d4_h8_ssse3; +#define vp9_filter_block1d8_v8_avx2 vp9_filter_block1d8_v8_ssse3 +#define vp9_filter_block1d8_h8_avx2 vp9_filter_block1d8_h8_ssse3 +#define vp9_filter_block1d4_h8_avx2 vp9_filter_block1d4_h8_ssse3 +#endif // ARCH_X86_64 +filter8_1dfunction vp9_filter_block1d16_v2_ssse3; +filter8_1dfunction vp9_filter_block1d16_h2_ssse3; +filter8_1dfunction vp9_filter_block1d8_v2_ssse3; +filter8_1dfunction vp9_filter_block1d8_h2_ssse3; +filter8_1dfunction vp9_filter_block1d4_v2_ssse3; +filter8_1dfunction vp9_filter_block1d4_h2_ssse3; +#define vp9_filter_block1d4_v8_avx2 vp9_filter_block1d4_v8_ssse3 +#define vp9_filter_block1d16_v2_avx2 vp9_filter_block1d16_v2_ssse3 +#define vp9_filter_block1d16_h2_avx2 vp9_filter_block1d16_h2_ssse3 +#define vp9_filter_block1d8_v2_avx2 vp9_filter_block1d8_v2_ssse3 +#define vp9_filter_block1d8_h2_avx2 vp9_filter_block1d8_h2_ssse3 +#define vp9_filter_block1d4_v2_avx2 vp9_filter_block1d4_v2_ssse3 +#define vp9_filter_block1d4_h2_avx2 vp9_filter_block1d4_h2_ssse3 +// void vp9_convolve8_horiz_avx2(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +// void vp9_convolve8_vert_avx2(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +FUN_CONV_1D(horiz, x_step_q4, filter_x, h, src, , avx2); +FUN_CONV_1D(vert, y_step_q4, filter_y, v, src - src_stride * 3, , avx2); + +// void vp9_convolve8_avx2(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +FUN_CONV_2D(, avx2); +#endif // HAVE_AX2 && HAVE_SSSE3 diff --git a/media/libvpx/vp9/common/x86/vp9_subpixel_8t_intrin_ssse3.c b/media/libvpx/vp9/common/x86/vp9_subpixel_8t_intrin_ssse3.c new file mode 100644 index 000000000..5fd2857e1 --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_subpixel_8t_intrin_ssse3.c @@ -0,0 +1,601 @@ +/* + * Copyright (c) 2010 The WebM project authors. All Rights Reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +// Due to a header conflict between math.h and intrinsics includes with ceil() +// in certain configurations under vs9 this include needs to precede +// tmmintrin.h. +#include "./vp9_rtcd.h" + +#include <tmmintrin.h> + +#include "vp9/common/x86/convolve.h" +#include "vpx_ports/mem.h" +#include "vpx_ports/emmintrin_compat.h" + +// filters only for the 4_h8 convolution +DECLARE_ALIGNED(16, static const uint8_t, filt1_4_h8[16]) = { + 0, 1, 1, 2, 2, 3, 3, 4, 2, 3, 3, 4, 4, 5, 5, 6 +}; + +DECLARE_ALIGNED(16, static const uint8_t, filt2_4_h8[16]) = { + 4, 5, 5, 6, 6, 7, 7, 8, 6, 7, 7, 8, 8, 9, 9, 10 +}; + +// filters for 8_h8 and 16_h8 +DECLARE_ALIGNED(16, static const uint8_t, filt1_global[16]) = { + 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8 +}; + +DECLARE_ALIGNED(16, static const uint8_t, filt2_global[16]) = { + 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10 +}; + +DECLARE_ALIGNED(16, static const uint8_t, filt3_global[16]) = { + 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12 +}; + +DECLARE_ALIGNED(16, static const uint8_t, filt4_global[16]) = { + 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14 +}; + +// These are reused by the avx2 intrinsics. +filter8_1dfunction vp9_filter_block1d8_v8_intrin_ssse3; +filter8_1dfunction vp9_filter_block1d8_h8_intrin_ssse3; +filter8_1dfunction vp9_filter_block1d4_h8_intrin_ssse3; + +void vp9_filter_block1d4_h8_intrin_ssse3(const uint8_t *src_ptr, + ptrdiff_t src_pixels_per_line, + uint8_t *output_ptr, + ptrdiff_t output_pitch, + uint32_t output_height, + const int16_t *filter) { + __m128i firstFilters, secondFilters, shuffle1, shuffle2; + __m128i srcRegFilt1, srcRegFilt2, srcRegFilt3, srcRegFilt4; + __m128i addFilterReg64, filtersReg, srcReg, minReg; + unsigned int i; + + // create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64 + addFilterReg64 =_mm_set1_epi32((int)0x0400040u); + filtersReg = _mm_loadu_si128((const __m128i *)filter); + // converting the 16 bit (short) to 8 bit (byte) and have the same data + // in both lanes of 128 bit register. + filtersReg =_mm_packs_epi16(filtersReg, filtersReg); + + // duplicate only the first 16 bits in the filter into the first lane + firstFilters = _mm_shufflelo_epi16(filtersReg, 0); + // duplicate only the third 16 bit in the filter into the first lane + secondFilters = _mm_shufflelo_epi16(filtersReg, 0xAAu); + // duplicate only the seconds 16 bits in the filter into the second lane + // firstFilters: k0 k1 k0 k1 k0 k1 k0 k1 k2 k3 k2 k3 k2 k3 k2 k3 + firstFilters = _mm_shufflehi_epi16(firstFilters, 0x55u); + // duplicate only the forth 16 bits in the filter into the second lane + // secondFilters: k4 k5 k4 k5 k4 k5 k4 k5 k6 k7 k6 k7 k6 k7 k6 k7 + secondFilters = _mm_shufflehi_epi16(secondFilters, 0xFFu); + + // loading the local filters + shuffle1 =_mm_load_si128((__m128i const *)filt1_4_h8); + shuffle2 = _mm_load_si128((__m128i const *)filt2_4_h8); + + for (i = 0; i < output_height; i++) { + srcReg = _mm_loadu_si128((const __m128i *)(src_ptr - 3)); + + // filter the source buffer + srcRegFilt1= _mm_shuffle_epi8(srcReg, shuffle1); + srcRegFilt2= _mm_shuffle_epi8(srcReg, shuffle2); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt1 = _mm_maddubs_epi16(srcRegFilt1, firstFilters); + srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, secondFilters); + + // extract the higher half of the lane + srcRegFilt3 = _mm_srli_si128(srcRegFilt1, 8); + srcRegFilt4 = _mm_srli_si128(srcRegFilt2, 8); + + minReg = _mm_min_epi16(srcRegFilt3, srcRegFilt2); + + // add and saturate all the results together + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt4); + srcRegFilt3 = _mm_max_epi16(srcRegFilt3, srcRegFilt2); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, minReg); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt3); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, addFilterReg64); + + // shift by 7 bit each 16 bits + srcRegFilt1 = _mm_srai_epi16(srcRegFilt1, 7); + + // shrink to 8 bit each 16 bits + srcRegFilt1 = _mm_packus_epi16(srcRegFilt1, srcRegFilt1); + src_ptr+=src_pixels_per_line; + + // save only 4 bytes + *((int*)&output_ptr[0])= _mm_cvtsi128_si32(srcRegFilt1); + + output_ptr+=output_pitch; + } +} + +void vp9_filter_block1d8_h8_intrin_ssse3(const uint8_t *src_ptr, + ptrdiff_t src_pixels_per_line, + uint8_t *output_ptr, + ptrdiff_t output_pitch, + uint32_t output_height, + const int16_t *filter) { + __m128i firstFilters, secondFilters, thirdFilters, forthFilters, srcReg; + __m128i filt1Reg, filt2Reg, filt3Reg, filt4Reg; + __m128i srcRegFilt1, srcRegFilt2, srcRegFilt3, srcRegFilt4; + __m128i addFilterReg64, filtersReg, minReg; + unsigned int i; + + // create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64 + addFilterReg64 = _mm_set1_epi32((int)0x0400040u); + filtersReg = _mm_loadu_si128((const __m128i *)filter); + // converting the 16 bit (short) to 8 bit (byte) and have the same data + // in both lanes of 128 bit register. + filtersReg =_mm_packs_epi16(filtersReg, filtersReg); + + // duplicate only the first 16 bits (first and second byte) + // across 128 bit register + firstFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x100u)); + // duplicate only the second 16 bits (third and forth byte) + // across 128 bit register + secondFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x302u)); + // duplicate only the third 16 bits (fifth and sixth byte) + // across 128 bit register + thirdFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x504u)); + // duplicate only the forth 16 bits (seventh and eighth byte) + // across 128 bit register + forthFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x706u)); + + filt1Reg = _mm_load_si128((__m128i const *)filt1_global); + filt2Reg = _mm_load_si128((__m128i const *)filt2_global); + filt3Reg = _mm_load_si128((__m128i const *)filt3_global); + filt4Reg = _mm_load_si128((__m128i const *)filt4_global); + + for (i = 0; i < output_height; i++) { + srcReg = _mm_loadu_si128((const __m128i *)(src_ptr - 3)); + + // filter the source buffer + srcRegFilt1= _mm_shuffle_epi8(srcReg, filt1Reg); + srcRegFilt2= _mm_shuffle_epi8(srcReg, filt2Reg); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt1 = _mm_maddubs_epi16(srcRegFilt1, firstFilters); + srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, secondFilters); + + // filter the source buffer + srcRegFilt3= _mm_shuffle_epi8(srcReg, filt3Reg); + srcRegFilt4= _mm_shuffle_epi8(srcReg, filt4Reg); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, thirdFilters); + srcRegFilt4 = _mm_maddubs_epi16(srcRegFilt4, forthFilters); + + // add and saturate all the results together + minReg = _mm_min_epi16(srcRegFilt2, srcRegFilt3); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt4); + + srcRegFilt2= _mm_max_epi16(srcRegFilt2, srcRegFilt3); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, minReg); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt2); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, addFilterReg64); + + // shift by 7 bit each 16 bits + srcRegFilt1 = _mm_srai_epi16(srcRegFilt1, 7); + + // shrink to 8 bit each 16 bits + srcRegFilt1 = _mm_packus_epi16(srcRegFilt1, srcRegFilt1); + + src_ptr+=src_pixels_per_line; + + // save only 8 bytes + _mm_storel_epi64((__m128i*)&output_ptr[0], srcRegFilt1); + + output_ptr+=output_pitch; + } +} + +static void vp9_filter_block1d16_h8_intrin_ssse3(const uint8_t *src_ptr, + ptrdiff_t src_pixels_per_line, + uint8_t *output_ptr, + ptrdiff_t output_pitch, + uint32_t output_height, + const int16_t *filter) { + __m128i addFilterReg64, filtersReg, srcReg1, srcReg2; + __m128i filt1Reg, filt2Reg, filt3Reg, filt4Reg; + __m128i firstFilters, secondFilters, thirdFilters, forthFilters; + __m128i srcRegFilt1_1, srcRegFilt2_1, srcRegFilt2, srcRegFilt3; + unsigned int i; + + // create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64 + addFilterReg64 = _mm_set1_epi32((int)0x0400040u); + filtersReg = _mm_loadu_si128((const __m128i *)filter); + // converting the 16 bit (short) to 8 bit (byte) and have the same data + // in both lanes of 128 bit register. + filtersReg =_mm_packs_epi16(filtersReg, filtersReg); + + // duplicate only the first 16 bits (first and second byte) + // across 128 bit register + firstFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x100u)); + // duplicate only the second 16 bits (third and forth byte) + // across 128 bit register + secondFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x302u)); + // duplicate only the third 16 bits (fifth and sixth byte) + // across 128 bit register + thirdFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x504u)); + // duplicate only the forth 16 bits (seventh and eighth byte) + // across 128 bit register + forthFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x706u)); + + filt1Reg = _mm_load_si128((__m128i const *)filt1_global); + filt2Reg = _mm_load_si128((__m128i const *)filt2_global); + filt3Reg = _mm_load_si128((__m128i const *)filt3_global); + filt4Reg = _mm_load_si128((__m128i const *)filt4_global); + + for (i = 0; i < output_height; i++) { + srcReg1 = _mm_loadu_si128((const __m128i *)(src_ptr - 3)); + + // filter the source buffer + srcRegFilt1_1= _mm_shuffle_epi8(srcReg1, filt1Reg); + srcRegFilt2= _mm_shuffle_epi8(srcReg1, filt4Reg); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt1_1 = _mm_maddubs_epi16(srcRegFilt1_1, firstFilters); + srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, forthFilters); + + // add and saturate the results together + srcRegFilt1_1 = _mm_adds_epi16(srcRegFilt1_1, srcRegFilt2); + + // filter the source buffer + srcRegFilt3= _mm_shuffle_epi8(srcReg1, filt2Reg); + srcRegFilt2= _mm_shuffle_epi8(srcReg1, filt3Reg); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, secondFilters); + srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, thirdFilters); + + // add and saturate the results together + srcRegFilt1_1 = _mm_adds_epi16(srcRegFilt1_1, + _mm_min_epi16(srcRegFilt3, srcRegFilt2)); + + // reading the next 16 bytes. + // (part of it was being read by earlier read) + srcReg2 = _mm_loadu_si128((const __m128i *)(src_ptr + 5)); + + // add and saturate the results together + srcRegFilt1_1 = _mm_adds_epi16(srcRegFilt1_1, + _mm_max_epi16(srcRegFilt3, srcRegFilt2)); + + // filter the source buffer + srcRegFilt2_1= _mm_shuffle_epi8(srcReg2, filt1Reg); + srcRegFilt2= _mm_shuffle_epi8(srcReg2, filt4Reg); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt2_1 = _mm_maddubs_epi16(srcRegFilt2_1, firstFilters); + srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, forthFilters); + + // add and saturate the results together + srcRegFilt2_1 = _mm_adds_epi16(srcRegFilt2_1, srcRegFilt2); + + // filter the source buffer + srcRegFilt3= _mm_shuffle_epi8(srcReg2, filt2Reg); + srcRegFilt2= _mm_shuffle_epi8(srcReg2, filt3Reg); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, secondFilters); + srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, thirdFilters); + + // add and saturate the results together + srcRegFilt2_1 = _mm_adds_epi16(srcRegFilt2_1, + _mm_min_epi16(srcRegFilt3, srcRegFilt2)); + srcRegFilt2_1 = _mm_adds_epi16(srcRegFilt2_1, + _mm_max_epi16(srcRegFilt3, srcRegFilt2)); + + srcRegFilt1_1 = _mm_adds_epi16(srcRegFilt1_1, addFilterReg64); + srcRegFilt2_1 = _mm_adds_epi16(srcRegFilt2_1, addFilterReg64); + + // shift by 7 bit each 16 bit + srcRegFilt1_1 = _mm_srai_epi16(srcRegFilt1_1, 7); + srcRegFilt2_1 = _mm_srai_epi16(srcRegFilt2_1, 7); + + // shrink to 8 bit each 16 bits, the first lane contain the first + // convolve result and the second lane contain the second convolve + // result + srcRegFilt1_1 = _mm_packus_epi16(srcRegFilt1_1, srcRegFilt2_1); + + src_ptr+=src_pixels_per_line; + + // save 16 bytes + _mm_store_si128((__m128i*)output_ptr, srcRegFilt1_1); + + output_ptr+=output_pitch; + } +} + +void vp9_filter_block1d8_v8_intrin_ssse3(const uint8_t *src_ptr, + ptrdiff_t src_pitch, + uint8_t *output_ptr, + ptrdiff_t out_pitch, + uint32_t output_height, + const int16_t *filter) { + __m128i addFilterReg64, filtersReg, minReg; + __m128i firstFilters, secondFilters, thirdFilters, forthFilters; + __m128i srcRegFilt1, srcRegFilt2, srcRegFilt3, srcRegFilt5; + __m128i srcReg1, srcReg2, srcReg3, srcReg4, srcReg5, srcReg6, srcReg7; + __m128i srcReg8; + unsigned int i; + + // create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64 + addFilterReg64 = _mm_set1_epi32((int)0x0400040u); + filtersReg = _mm_loadu_si128((const __m128i *)filter); + // converting the 16 bit (short) to 8 bit (byte) and have the same data + // in both lanes of 128 bit register. + filtersReg =_mm_packs_epi16(filtersReg, filtersReg); + + // duplicate only the first 16 bits in the filter + firstFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x100u)); + // duplicate only the second 16 bits in the filter + secondFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x302u)); + // duplicate only the third 16 bits in the filter + thirdFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x504u)); + // duplicate only the forth 16 bits in the filter + forthFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x706u)); + + // load the first 7 rows of 8 bytes + srcReg1 = _mm_loadl_epi64((const __m128i *)src_ptr); + srcReg2 = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch)); + srcReg3 = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 2)); + srcReg4 = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 3)); + srcReg5 = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 4)); + srcReg6 = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 5)); + srcReg7 = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 6)); + + for (i = 0; i < output_height; i++) { + // load the last 8 bytes + srcReg8 = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 7)); + + // merge the result together + srcRegFilt1 = _mm_unpacklo_epi8(srcReg1, srcReg2); + srcRegFilt3 = _mm_unpacklo_epi8(srcReg3, srcReg4); + + // merge the result together + srcRegFilt2 = _mm_unpacklo_epi8(srcReg5, srcReg6); + srcRegFilt5 = _mm_unpacklo_epi8(srcReg7, srcReg8); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt1 = _mm_maddubs_epi16(srcRegFilt1, firstFilters); + srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, secondFilters); + srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, thirdFilters); + srcRegFilt5 = _mm_maddubs_epi16(srcRegFilt5, forthFilters); + + // add and saturate the results together + minReg = _mm_min_epi16(srcRegFilt2, srcRegFilt3); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt5); + srcRegFilt2 = _mm_max_epi16(srcRegFilt2, srcRegFilt3); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, minReg); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt2); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, addFilterReg64); + + // shift by 7 bit each 16 bit + srcRegFilt1 = _mm_srai_epi16(srcRegFilt1, 7); + + // shrink to 8 bit each 16 bits + srcRegFilt1 = _mm_packus_epi16(srcRegFilt1, srcRegFilt1); + + src_ptr+=src_pitch; + + // shift down a row + srcReg1 = srcReg2; + srcReg2 = srcReg3; + srcReg3 = srcReg4; + srcReg4 = srcReg5; + srcReg5 = srcReg6; + srcReg6 = srcReg7; + srcReg7 = srcReg8; + + // save only 8 bytes convolve result + _mm_storel_epi64((__m128i*)&output_ptr[0], srcRegFilt1); + + output_ptr+=out_pitch; + } +} + +static void vp9_filter_block1d16_v8_intrin_ssse3(const uint8_t *src_ptr, + ptrdiff_t src_pitch, + uint8_t *output_ptr, + ptrdiff_t out_pitch, + uint32_t output_height, + const int16_t *filter) { + __m128i addFilterReg64, filtersReg, srcRegFilt1, srcRegFilt3; + __m128i firstFilters, secondFilters, thirdFilters, forthFilters; + __m128i srcRegFilt5, srcRegFilt6, srcRegFilt7, srcRegFilt8; + __m128i srcReg1, srcReg2, srcReg3, srcReg4, srcReg5, srcReg6, srcReg7; + __m128i srcReg8; + unsigned int i; + + // create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64 + addFilterReg64 = _mm_set1_epi32((int)0x0400040u); + filtersReg = _mm_loadu_si128((const __m128i *)filter); + // converting the 16 bit (short) to 8 bit (byte) and have the same data + // in both lanes of 128 bit register. + filtersReg =_mm_packs_epi16(filtersReg, filtersReg); + + // duplicate only the first 16 bits in the filter + firstFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x100u)); + // duplicate only the second 16 bits in the filter + secondFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x302u)); + // duplicate only the third 16 bits in the filter + thirdFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x504u)); + // duplicate only the forth 16 bits in the filter + forthFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x706u)); + + // load the first 7 rows of 16 bytes + srcReg1 = _mm_loadu_si128((const __m128i *)(src_ptr)); + srcReg2 = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch)); + srcReg3 = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 2)); + srcReg4 = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 3)); + srcReg5 = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 4)); + srcReg6 = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 5)); + srcReg7 = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 6)); + + for (i = 0; i < output_height; i++) { + // load the last 16 bytes + srcReg8 = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 7)); + + // merge the result together + srcRegFilt5 = _mm_unpacklo_epi8(srcReg1, srcReg2); + srcRegFilt6 = _mm_unpacklo_epi8(srcReg7, srcReg8); + srcRegFilt1 = _mm_unpackhi_epi8(srcReg1, srcReg2); + srcRegFilt3 = _mm_unpackhi_epi8(srcReg7, srcReg8); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt5 = _mm_maddubs_epi16(srcRegFilt5, firstFilters); + srcRegFilt6 = _mm_maddubs_epi16(srcRegFilt6, forthFilters); + srcRegFilt1 = _mm_maddubs_epi16(srcRegFilt1, firstFilters); + srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, forthFilters); + + // add and saturate the results together + srcRegFilt5 = _mm_adds_epi16(srcRegFilt5, srcRegFilt6); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt3); + + // merge the result together + srcRegFilt3 = _mm_unpacklo_epi8(srcReg3, srcReg4); + srcRegFilt6 = _mm_unpackhi_epi8(srcReg3, srcReg4); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, secondFilters); + srcRegFilt6 = _mm_maddubs_epi16(srcRegFilt6, secondFilters); + + // merge the result together + srcRegFilt7 = _mm_unpacklo_epi8(srcReg5, srcReg6); + srcRegFilt8 = _mm_unpackhi_epi8(srcReg5, srcReg6); + + // multiply 2 adjacent elements with the filter and add the result + srcRegFilt7 = _mm_maddubs_epi16(srcRegFilt7, thirdFilters); + srcRegFilt8 = _mm_maddubs_epi16(srcRegFilt8, thirdFilters); + + // add and saturate the results together + srcRegFilt5 = _mm_adds_epi16(srcRegFilt5, + _mm_min_epi16(srcRegFilt3, srcRegFilt7)); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, + _mm_min_epi16(srcRegFilt6, srcRegFilt8)); + + // add and saturate the results together + srcRegFilt5 = _mm_adds_epi16(srcRegFilt5, + _mm_max_epi16(srcRegFilt3, srcRegFilt7)); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, + _mm_max_epi16(srcRegFilt6, srcRegFilt8)); + srcRegFilt5 = _mm_adds_epi16(srcRegFilt5, addFilterReg64); + srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, addFilterReg64); + + // shift by 7 bit each 16 bit + srcRegFilt5 = _mm_srai_epi16(srcRegFilt5, 7); + srcRegFilt1 = _mm_srai_epi16(srcRegFilt1, 7); + + // shrink to 8 bit each 16 bits, the first lane contain the first + // convolve result and the second lane contain the second convolve + // result + srcRegFilt1 = _mm_packus_epi16(srcRegFilt5, srcRegFilt1); + + src_ptr+=src_pitch; + + // shift down a row + srcReg1 = srcReg2; + srcReg2 = srcReg3; + srcReg3 = srcReg4; + srcReg4 = srcReg5; + srcReg5 = srcReg6; + srcReg6 = srcReg7; + srcReg7 = srcReg8; + + // save 16 bytes convolve result + _mm_store_si128((__m128i*)output_ptr, srcRegFilt1); + + output_ptr+=out_pitch; + } +} + +#if ARCH_X86_64 +filter8_1dfunction vp9_filter_block1d16_v8_intrin_ssse3; +filter8_1dfunction vp9_filter_block1d16_h8_intrin_ssse3; +filter8_1dfunction vp9_filter_block1d8_v8_intrin_ssse3; +filter8_1dfunction vp9_filter_block1d8_h8_intrin_ssse3; +filter8_1dfunction vp9_filter_block1d4_v8_ssse3; +filter8_1dfunction vp9_filter_block1d4_h8_intrin_ssse3; +#define vp9_filter_block1d16_v8_ssse3 vp9_filter_block1d16_v8_intrin_ssse3 +#define vp9_filter_block1d16_h8_ssse3 vp9_filter_block1d16_h8_intrin_ssse3 +#define vp9_filter_block1d8_v8_ssse3 vp9_filter_block1d8_v8_intrin_ssse3 +#define vp9_filter_block1d8_h8_ssse3 vp9_filter_block1d8_h8_intrin_ssse3 +#define vp9_filter_block1d4_h8_ssse3 vp9_filter_block1d4_h8_intrin_ssse3 +#else // ARCH_X86 +filter8_1dfunction vp9_filter_block1d16_v8_ssse3; +filter8_1dfunction vp9_filter_block1d16_h8_ssse3; +filter8_1dfunction vp9_filter_block1d8_v8_ssse3; +filter8_1dfunction vp9_filter_block1d8_h8_ssse3; +filter8_1dfunction vp9_filter_block1d4_v8_ssse3; +filter8_1dfunction vp9_filter_block1d4_h8_ssse3; +#endif // ARCH_X86_64 +filter8_1dfunction vp9_filter_block1d16_v8_avg_ssse3; +filter8_1dfunction vp9_filter_block1d16_h8_avg_ssse3; +filter8_1dfunction vp9_filter_block1d8_v8_avg_ssse3; +filter8_1dfunction vp9_filter_block1d8_h8_avg_ssse3; +filter8_1dfunction vp9_filter_block1d4_v8_avg_ssse3; +filter8_1dfunction vp9_filter_block1d4_h8_avg_ssse3; + +filter8_1dfunction vp9_filter_block1d16_v2_ssse3; +filter8_1dfunction vp9_filter_block1d16_h2_ssse3; +filter8_1dfunction vp9_filter_block1d8_v2_ssse3; +filter8_1dfunction vp9_filter_block1d8_h2_ssse3; +filter8_1dfunction vp9_filter_block1d4_v2_ssse3; +filter8_1dfunction vp9_filter_block1d4_h2_ssse3; +filter8_1dfunction vp9_filter_block1d16_v2_avg_ssse3; +filter8_1dfunction vp9_filter_block1d16_h2_avg_ssse3; +filter8_1dfunction vp9_filter_block1d8_v2_avg_ssse3; +filter8_1dfunction vp9_filter_block1d8_h2_avg_ssse3; +filter8_1dfunction vp9_filter_block1d4_v2_avg_ssse3; +filter8_1dfunction vp9_filter_block1d4_h2_avg_ssse3; + +// void vp9_convolve8_horiz_ssse3(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +// void vp9_convolve8_vert_ssse3(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +// void vp9_convolve8_avg_horiz_ssse3(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +// void vp9_convolve8_avg_vert_ssse3(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +FUN_CONV_1D(horiz, x_step_q4, filter_x, h, src, , ssse3); +FUN_CONV_1D(vert, y_step_q4, filter_y, v, src - src_stride * 3, , ssse3); +FUN_CONV_1D(avg_horiz, x_step_q4, filter_x, h, src, avg_, ssse3); +FUN_CONV_1D(avg_vert, y_step_q4, filter_y, v, src - src_stride * 3, avg_, + ssse3); + +// void vp9_convolve8_ssse3(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +// void vp9_convolve8_avg_ssse3(const uint8_t *src, ptrdiff_t src_stride, +// uint8_t *dst, ptrdiff_t dst_stride, +// const int16_t *filter_x, int x_step_q4, +// const int16_t *filter_y, int y_step_q4, +// int w, int h); +FUN_CONV_2D(, ssse3); +FUN_CONV_2D(avg_ , ssse3); diff --git a/media/libvpx/vp9/common/x86/vp9_subpixel_8t_sse2.asm b/media/libvpx/vp9/common/x86/vp9_subpixel_8t_sse2.asm new file mode 100644 index 000000000..9dc8d0abb --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_subpixel_8t_sse2.asm @@ -0,0 +1,987 @@ +; +; Copyright (c) 2010 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + +%include "vpx_ports/x86_abi_support.asm" + +;Note: tap3 and tap4 have to be applied and added after other taps to avoid +;overflow. + +%macro GET_FILTERS_4 0 + mov rdx, arg(5) ;filter ptr + mov rcx, 0x0400040 + + movdqa xmm7, [rdx] ;load filters + pshuflw xmm0, xmm7, 0b ;k0 + pshuflw xmm1, xmm7, 01010101b ;k1 + pshuflw xmm2, xmm7, 10101010b ;k2 + pshuflw xmm3, xmm7, 11111111b ;k3 + psrldq xmm7, 8 + pshuflw xmm4, xmm7, 0b ;k4 + pshuflw xmm5, xmm7, 01010101b ;k5 + pshuflw xmm6, xmm7, 10101010b ;k6 + pshuflw xmm7, xmm7, 11111111b ;k7 + + punpcklqdq xmm0, xmm1 + punpcklqdq xmm2, xmm3 + punpcklqdq xmm5, xmm4 + punpcklqdq xmm6, xmm7 + + movdqa k0k1, xmm0 + movdqa k2k3, xmm2 + movdqa k5k4, xmm5 + movdqa k6k7, xmm6 + + movq xmm6, rcx + pshufd xmm6, xmm6, 0 + movdqa krd, xmm6 + + pxor xmm7, xmm7 + movdqa zero, xmm7 +%endm + +%macro APPLY_FILTER_4 1 + punpckldq xmm0, xmm1 ;two row in one register + punpckldq xmm6, xmm7 + punpckldq xmm2, xmm3 + punpckldq xmm5, xmm4 + + punpcklbw xmm0, zero ;unpack to word + punpcklbw xmm6, zero + punpcklbw xmm2, zero + punpcklbw xmm5, zero + + pmullw xmm0, k0k1 ;multiply the filter factors + pmullw xmm6, k6k7 + pmullw xmm2, k2k3 + pmullw xmm5, k5k4 + + paddsw xmm0, xmm6 ;sum + movdqa xmm1, xmm0 + psrldq xmm1, 8 + paddsw xmm0, xmm1 + paddsw xmm0, xmm2 + psrldq xmm2, 8 + paddsw xmm0, xmm5 + psrldq xmm5, 8 + paddsw xmm0, xmm2 + paddsw xmm0, xmm5 + + paddsw xmm0, krd ;rounding + psraw xmm0, 7 ;shift + packuswb xmm0, xmm0 ;pack to byte + +%if %1 + movd xmm1, [rdi] + pavgb xmm0, xmm1 +%endif + movd [rdi], xmm0 +%endm + +%macro GET_FILTERS 0 + mov rdx, arg(5) ;filter ptr + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + mov rcx, 0x0400040 + + movdqa xmm7, [rdx] ;load filters + pshuflw xmm0, xmm7, 0b ;k0 + pshuflw xmm1, xmm7, 01010101b ;k1 + pshuflw xmm2, xmm7, 10101010b ;k2 + pshuflw xmm3, xmm7, 11111111b ;k3 + pshufhw xmm4, xmm7, 0b ;k4 + pshufhw xmm5, xmm7, 01010101b ;k5 + pshufhw xmm6, xmm7, 10101010b ;k6 + pshufhw xmm7, xmm7, 11111111b ;k7 + + punpcklwd xmm0, xmm0 + punpcklwd xmm1, xmm1 + punpcklwd xmm2, xmm2 + punpcklwd xmm3, xmm3 + punpckhwd xmm4, xmm4 + punpckhwd xmm5, xmm5 + punpckhwd xmm6, xmm6 + punpckhwd xmm7, xmm7 + + movdqa k0, xmm0 ;store filter factors on stack + movdqa k1, xmm1 + movdqa k2, xmm2 + movdqa k3, xmm3 + movdqa k4, xmm4 + movdqa k5, xmm5 + movdqa k6, xmm6 + movdqa k7, xmm7 + + movq xmm6, rcx + pshufd xmm6, xmm6, 0 + movdqa krd, xmm6 ;rounding + + pxor xmm7, xmm7 + movdqa zero, xmm7 +%endm + +%macro LOAD_VERT_8 1 + movq xmm0, [rsi + %1] ;0 + movq xmm1, [rsi + rax + %1] ;1 + movq xmm6, [rsi + rdx * 2 + %1] ;6 + lea rsi, [rsi + rax] + movq xmm7, [rsi + rdx * 2 + %1] ;7 + movq xmm2, [rsi + rax + %1] ;2 + movq xmm3, [rsi + rax * 2 + %1] ;3 + movq xmm4, [rsi + rdx + %1] ;4 + movq xmm5, [rsi + rax * 4 + %1] ;5 +%endm + +%macro APPLY_FILTER_8 2 + punpcklbw xmm0, zero + punpcklbw xmm1, zero + punpcklbw xmm6, zero + punpcklbw xmm7, zero + punpcklbw xmm2, zero + punpcklbw xmm5, zero + punpcklbw xmm3, zero + punpcklbw xmm4, zero + + pmullw xmm0, k0 + pmullw xmm1, k1 + pmullw xmm6, k6 + pmullw xmm7, k7 + pmullw xmm2, k2 + pmullw xmm5, k5 + pmullw xmm3, k3 + pmullw xmm4, k4 + + paddsw xmm0, xmm1 + paddsw xmm0, xmm6 + paddsw xmm0, xmm7 + paddsw xmm0, xmm2 + paddsw xmm0, xmm5 + paddsw xmm0, xmm3 + paddsw xmm0, xmm4 + + paddsw xmm0, krd ;rounding + psraw xmm0, 7 ;shift + packuswb xmm0, xmm0 ;pack back to byte +%if %1 + movq xmm1, [rdi + %2] + pavgb xmm0, xmm1 +%endif + movq [rdi + %2], xmm0 +%endm + +;void vp9_filter_block1d4_v8_sse2 +;( +; unsigned char *src_ptr, +; unsigned int src_pitch, +; unsigned char *output_ptr, +; unsigned int out_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_filter_block1d4_v8_sse2) PRIVATE +sym(vp9_filter_block1d4_v8_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 6 + %define k0k1 [rsp + 16 * 0] + %define k2k3 [rsp + 16 * 1] + %define k5k4 [rsp + 16 * 2] + %define k6k7 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define zero [rsp + 16 * 5] + + GET_FILTERS_4 + + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rbx, DWORD PTR arg(3) ;out_pitch + lea rdx, [rax + rax * 2] + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movd xmm0, [rsi] ;load src: row 0 + movd xmm1, [rsi + rax] ;1 + movd xmm6, [rsi + rdx * 2] ;6 + lea rsi, [rsi + rax] + movd xmm7, [rsi + rdx * 2] ;7 + movd xmm2, [rsi + rax] ;2 + movd xmm3, [rsi + rax * 2] ;3 + movd xmm4, [rsi + rdx] ;4 + movd xmm5, [rsi + rax * 4] ;5 + + APPLY_FILTER_4 0 + + lea rdi, [rdi + rbx] + dec rcx + jnz .loop + + add rsp, 16 * 6 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;void vp9_filter_block1d8_v8_sse2 +;( +; unsigned char *src_ptr, +; unsigned int src_pitch, +; unsigned char *output_ptr, +; unsigned int out_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_filter_block1d8_v8_sse2) PRIVATE +sym(vp9_filter_block1d8_v8_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 10 + %define k0 [rsp + 16 * 0] + %define k1 [rsp + 16 * 1] + %define k2 [rsp + 16 * 2] + %define k3 [rsp + 16 * 3] + %define k4 [rsp + 16 * 4] + %define k5 [rsp + 16 * 5] + %define k6 [rsp + 16 * 6] + %define k7 [rsp + 16 * 7] + %define krd [rsp + 16 * 8] + %define zero [rsp + 16 * 9] + + GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rbx, DWORD PTR arg(3) ;out_pitch + lea rdx, [rax + rax * 2] + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + LOAD_VERT_8 0 + APPLY_FILTER_8 0, 0 + + lea rdi, [rdi + rbx] + dec rcx + jnz .loop + + add rsp, 16 * 10 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;void vp9_filter_block1d16_v8_sse2 +;( +; unsigned char *src_ptr, +; unsigned int src_pitch, +; unsigned char *output_ptr, +; unsigned int out_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_filter_block1d16_v8_sse2) PRIVATE +sym(vp9_filter_block1d16_v8_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 10 + %define k0 [rsp + 16 * 0] + %define k1 [rsp + 16 * 1] + %define k2 [rsp + 16 * 2] + %define k3 [rsp + 16 * 3] + %define k4 [rsp + 16 * 4] + %define k5 [rsp + 16 * 5] + %define k6 [rsp + 16 * 6] + %define k7 [rsp + 16 * 7] + %define krd [rsp + 16 * 8] + %define zero [rsp + 16 * 9] + + GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rbx, DWORD PTR arg(3) ;out_pitch + lea rdx, [rax + rax * 2] + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + LOAD_VERT_8 0 + APPLY_FILTER_8 0, 0 + sub rsi, rax + + LOAD_VERT_8 8 + APPLY_FILTER_8 0, 8 + add rdi, rbx + + dec rcx + jnz .loop + + add rsp, 16 * 10 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d4_v8_avg_sse2) PRIVATE +sym(vp9_filter_block1d4_v8_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 6 + %define k0k1 [rsp + 16 * 0] + %define k2k3 [rsp + 16 * 1] + %define k5k4 [rsp + 16 * 2] + %define k6k7 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define zero [rsp + 16 * 5] + + GET_FILTERS_4 + + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rbx, DWORD PTR arg(3) ;out_pitch + lea rdx, [rax + rax * 2] + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movd xmm0, [rsi] ;load src: row 0 + movd xmm1, [rsi + rax] ;1 + movd xmm6, [rsi + rdx * 2] ;6 + lea rsi, [rsi + rax] + movd xmm7, [rsi + rdx * 2] ;7 + movd xmm2, [rsi + rax] ;2 + movd xmm3, [rsi + rax * 2] ;3 + movd xmm4, [rsi + rdx] ;4 + movd xmm5, [rsi + rax * 4] ;5 + + APPLY_FILTER_4 1 + + lea rdi, [rdi + rbx] + dec rcx + jnz .loop + + add rsp, 16 * 6 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d8_v8_avg_sse2) PRIVATE +sym(vp9_filter_block1d8_v8_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 10 + %define k0 [rsp + 16 * 0] + %define k1 [rsp + 16 * 1] + %define k2 [rsp + 16 * 2] + %define k3 [rsp + 16 * 3] + %define k4 [rsp + 16 * 4] + %define k5 [rsp + 16 * 5] + %define k6 [rsp + 16 * 6] + %define k7 [rsp + 16 * 7] + %define krd [rsp + 16 * 8] + %define zero [rsp + 16 * 9] + + GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rbx, DWORD PTR arg(3) ;out_pitch + lea rdx, [rax + rax * 2] + movsxd rcx, DWORD PTR arg(4) ;output_height +.loop: + LOAD_VERT_8 0 + APPLY_FILTER_8 1, 0 + + lea rdi, [rdi + rbx] + dec rcx + jnz .loop + + add rsp, 16 * 10 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d16_v8_avg_sse2) PRIVATE +sym(vp9_filter_block1d16_v8_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 10 + %define k0 [rsp + 16 * 0] + %define k1 [rsp + 16 * 1] + %define k2 [rsp + 16 * 2] + %define k3 [rsp + 16 * 3] + %define k4 [rsp + 16 * 4] + %define k5 [rsp + 16 * 5] + %define k6 [rsp + 16 * 6] + %define k7 [rsp + 16 * 7] + %define krd [rsp + 16 * 8] + %define zero [rsp + 16 * 9] + + GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rbx, DWORD PTR arg(3) ;out_pitch + lea rdx, [rax + rax * 2] + movsxd rcx, DWORD PTR arg(4) ;output_height +.loop: + LOAD_VERT_8 0 + APPLY_FILTER_8 1, 0 + sub rsi, rax + + LOAD_VERT_8 8 + APPLY_FILTER_8 1, 8 + add rdi, rbx + + dec rcx + jnz .loop + + add rsp, 16 * 10 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;void vp9_filter_block1d4_h8_sse2 +;( +; unsigned char *src_ptr, +; unsigned int src_pixels_per_line, +; unsigned char *output_ptr, +; unsigned int output_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_filter_block1d4_h8_sse2) PRIVATE +sym(vp9_filter_block1d4_h8_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 6 + %define k0k1 [rsp + 16 * 0] + %define k2k3 [rsp + 16 * 1] + %define k5k4 [rsp + 16 * 2] + %define k6k7 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define zero [rsp + 16 * 5] + + GET_FILTERS_4 + + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movdqu xmm0, [rsi - 3] ;load src + + movdqa xmm1, xmm0 + movdqa xmm6, xmm0 + movdqa xmm7, xmm0 + movdqa xmm2, xmm0 + movdqa xmm3, xmm0 + movdqa xmm5, xmm0 + movdqa xmm4, xmm0 + + psrldq xmm1, 1 + psrldq xmm6, 6 + psrldq xmm7, 7 + psrldq xmm2, 2 + psrldq xmm3, 3 + psrldq xmm5, 5 + psrldq xmm4, 4 + + APPLY_FILTER_4 0 + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx + jnz .loop + + add rsp, 16 * 6 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;void vp9_filter_block1d8_h8_sse2 +;( +; unsigned char *src_ptr, +; unsigned int src_pixels_per_line, +; unsigned char *output_ptr, +; unsigned int output_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_filter_block1d8_h8_sse2) PRIVATE +sym(vp9_filter_block1d8_h8_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 10 + %define k0 [rsp + 16 * 0] + %define k1 [rsp + 16 * 1] + %define k2 [rsp + 16 * 2] + %define k3 [rsp + 16 * 3] + %define k4 [rsp + 16 * 4] + %define k5 [rsp + 16 * 5] + %define k6 [rsp + 16 * 6] + %define k7 [rsp + 16 * 7] + %define krd [rsp + 16 * 8] + %define zero [rsp + 16 * 9] + + GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movdqu xmm0, [rsi - 3] ;load src + + movdqa xmm1, xmm0 + movdqa xmm6, xmm0 + movdqa xmm7, xmm0 + movdqa xmm2, xmm0 + movdqa xmm5, xmm0 + movdqa xmm3, xmm0 + movdqa xmm4, xmm0 + + psrldq xmm1, 1 + psrldq xmm6, 6 + psrldq xmm7, 7 + psrldq xmm2, 2 + psrldq xmm5, 5 + psrldq xmm3, 3 + psrldq xmm4, 4 + + APPLY_FILTER_8 0, 0 + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx + jnz .loop + + add rsp, 16 * 10 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;void vp9_filter_block1d16_h8_sse2 +;( +; unsigned char *src_ptr, +; unsigned int src_pixels_per_line, +; unsigned char *output_ptr, +; unsigned int output_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_filter_block1d16_h8_sse2) PRIVATE +sym(vp9_filter_block1d16_h8_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 10 + %define k0 [rsp + 16 * 0] + %define k1 [rsp + 16 * 1] + %define k2 [rsp + 16 * 2] + %define k3 [rsp + 16 * 3] + %define k4 [rsp + 16 * 4] + %define k5 [rsp + 16 * 5] + %define k6 [rsp + 16 * 6] + %define k7 [rsp + 16 * 7] + %define krd [rsp + 16 * 8] + %define zero [rsp + 16 * 9] + + GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movdqu xmm0, [rsi - 3] ;load src + + movdqa xmm1, xmm0 + movdqa xmm6, xmm0 + movdqa xmm7, xmm0 + movdqa xmm2, xmm0 + movdqa xmm5, xmm0 + movdqa xmm3, xmm0 + movdqa xmm4, xmm0 + + psrldq xmm1, 1 + psrldq xmm6, 6 + psrldq xmm7, 7 + psrldq xmm2, 2 + psrldq xmm5, 5 + psrldq xmm3, 3 + psrldq xmm4, 4 + + APPLY_FILTER_8 0, 0 + + movdqu xmm0, [rsi + 5] ;load src + + movdqa xmm1, xmm0 + movdqa xmm6, xmm0 + movdqa xmm7, xmm0 + movdqa xmm2, xmm0 + movdqa xmm5, xmm0 + movdqa xmm3, xmm0 + movdqa xmm4, xmm0 + + psrldq xmm1, 1 + psrldq xmm6, 6 + psrldq xmm7, 7 + psrldq xmm2, 2 + psrldq xmm5, 5 + psrldq xmm3, 3 + psrldq xmm4, 4 + + APPLY_FILTER_8 0, 8 + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx + jnz .loop + + add rsp, 16 * 10 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d4_h8_avg_sse2) PRIVATE +sym(vp9_filter_block1d4_h8_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 6 + %define k0k1 [rsp + 16 * 0] + %define k2k3 [rsp + 16 * 1] + %define k5k4 [rsp + 16 * 2] + %define k6k7 [rsp + 16 * 3] + %define krd [rsp + 16 * 4] + %define zero [rsp + 16 * 5] + + GET_FILTERS_4 + + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movdqu xmm0, [rsi - 3] ;load src + + movdqa xmm1, xmm0 + movdqa xmm6, xmm0 + movdqa xmm7, xmm0 + movdqa xmm2, xmm0 + movdqa xmm3, xmm0 + movdqa xmm5, xmm0 + movdqa xmm4, xmm0 + + psrldq xmm1, 1 + psrldq xmm6, 6 + psrldq xmm7, 7 + psrldq xmm2, 2 + psrldq xmm3, 3 + psrldq xmm5, 5 + psrldq xmm4, 4 + + APPLY_FILTER_4 1 + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx + jnz .loop + + add rsp, 16 * 6 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d8_h8_avg_sse2) PRIVATE +sym(vp9_filter_block1d8_h8_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 10 + %define k0 [rsp + 16 * 0] + %define k1 [rsp + 16 * 1] + %define k2 [rsp + 16 * 2] + %define k3 [rsp + 16 * 3] + %define k4 [rsp + 16 * 4] + %define k5 [rsp + 16 * 5] + %define k6 [rsp + 16 * 6] + %define k7 [rsp + 16 * 7] + %define krd [rsp + 16 * 8] + %define zero [rsp + 16 * 9] + + GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movdqu xmm0, [rsi - 3] ;load src + + movdqa xmm1, xmm0 + movdqa xmm6, xmm0 + movdqa xmm7, xmm0 + movdqa xmm2, xmm0 + movdqa xmm5, xmm0 + movdqa xmm3, xmm0 + movdqa xmm4, xmm0 + + psrldq xmm1, 1 + psrldq xmm6, 6 + psrldq xmm7, 7 + psrldq xmm2, 2 + psrldq xmm5, 5 + psrldq xmm3, 3 + psrldq xmm4, 4 + + APPLY_FILTER_8 1, 0 + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx + jnz .loop + + add rsp, 16 * 10 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d16_h8_avg_sse2) PRIVATE +sym(vp9_filter_block1d16_h8_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 10 + %define k0 [rsp + 16 * 0] + %define k1 [rsp + 16 * 1] + %define k2 [rsp + 16 * 2] + %define k3 [rsp + 16 * 3] + %define k4 [rsp + 16 * 4] + %define k5 [rsp + 16 * 5] + %define k6 [rsp + 16 * 6] + %define k7 [rsp + 16 * 7] + %define krd [rsp + 16 * 8] + %define zero [rsp + 16 * 9] + + GET_FILTERS + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + movsxd rcx, DWORD PTR arg(4) ;output_height + +.loop: + movdqu xmm0, [rsi - 3] ;load src + + movdqa xmm1, xmm0 + movdqa xmm6, xmm0 + movdqa xmm7, xmm0 + movdqa xmm2, xmm0 + movdqa xmm5, xmm0 + movdqa xmm3, xmm0 + movdqa xmm4, xmm0 + + psrldq xmm1, 1 + psrldq xmm6, 6 + psrldq xmm7, 7 + psrldq xmm2, 2 + psrldq xmm5, 5 + psrldq xmm3, 3 + psrldq xmm4, 4 + + APPLY_FILTER_8 1, 0 + + movdqu xmm0, [rsi + 5] ;load src + + movdqa xmm1, xmm0 + movdqa xmm6, xmm0 + movdqa xmm7, xmm0 + movdqa xmm2, xmm0 + movdqa xmm5, xmm0 + movdqa xmm3, xmm0 + movdqa xmm4, xmm0 + + psrldq xmm1, 1 + psrldq xmm6, 6 + psrldq xmm7, 7 + psrldq xmm2, 2 + psrldq xmm5, 5 + psrldq xmm3, 3 + psrldq xmm4, 4 + + APPLY_FILTER_8 1, 8 + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx + jnz .loop + + add rsp, 16 * 10 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret diff --git a/media/libvpx/vp9/common/x86/vp9_subpixel_8t_ssse3.asm b/media/libvpx/vp9/common/x86/vp9_subpixel_8t_ssse3.asm new file mode 100644 index 000000000..4a5bf1b60 --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_subpixel_8t_ssse3.asm @@ -0,0 +1,1071 @@ +; +; Copyright (c) 2010 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + + +%include "vpx_ports/x86_abi_support.asm" + +%macro VERTx4 1 + mov rdx, arg(5) ;filter ptr + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + mov rcx, 0x0400040 + + movdqa xmm4, [rdx] ;load filters + movq xmm5, rcx + packsswb xmm4, xmm4 + pshuflw xmm0, xmm4, 0b ;k0_k1 + pshuflw xmm1, xmm4, 01010101b ;k2_k3 + pshuflw xmm2, xmm4, 10101010b ;k4_k5 + pshuflw xmm3, xmm4, 11111111b ;k6_k7 + + punpcklqdq xmm0, xmm0 + punpcklqdq xmm1, xmm1 + punpcklqdq xmm2, xmm2 + punpcklqdq xmm3, xmm3 + + movdqa k0k1, xmm0 + movdqa k2k3, xmm1 + pshufd xmm5, xmm5, 0 + movdqa k4k5, xmm2 + movdqa k6k7, xmm3 + movdqa krd, xmm5 + + movsxd rdx, DWORD PTR arg(1) ;pixels_per_line + +%if ABI_IS_32BIT=0 + movsxd r8, DWORD PTR arg(3) ;out_pitch +%endif + mov rax, rsi + movsxd rcx, DWORD PTR arg(4) ;output_height + add rax, rdx + + lea rbx, [rdx + rdx*4] + add rbx, rdx ;pitch * 6 + +.loop: + movd xmm0, [rsi] ;A + movd xmm1, [rsi + rdx] ;B + movd xmm2, [rsi + rdx * 2] ;C + movd xmm3, [rax + rdx * 2] ;D + movd xmm4, [rsi + rdx * 4] ;E + movd xmm5, [rax + rdx * 4] ;F + + punpcklbw xmm0, xmm1 ;A B + punpcklbw xmm2, xmm3 ;C D + punpcklbw xmm4, xmm5 ;E F + + movd xmm6, [rsi + rbx] ;G + movd xmm7, [rax + rbx] ;H + + pmaddubsw xmm0, k0k1 + pmaddubsw xmm2, k2k3 + punpcklbw xmm6, xmm7 ;G H + pmaddubsw xmm4, k4k5 + pmaddubsw xmm6, k6k7 + + movdqa xmm1, xmm2 + paddsw xmm0, xmm6 + pmaxsw xmm2, xmm4 + pminsw xmm4, xmm1 + paddsw xmm0, xmm4 + paddsw xmm0, xmm2 + + paddsw xmm0, krd + psraw xmm0, 7 + packuswb xmm0, xmm0 + + add rsi, rdx + add rax, rdx +%if %1 + movd xmm1, [rdi] + pavgb xmm0, xmm1 +%endif + movd [rdi], xmm0 + +%if ABI_IS_32BIT + add rdi, DWORD PTR arg(3) ;out_pitch +%else + add rdi, r8 +%endif + dec rcx + jnz .loop +%endm + +%macro VERTx8 1 + mov rdx, arg(5) ;filter ptr + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + mov rcx, 0x0400040 + + movdqa xmm4, [rdx] ;load filters + movq xmm5, rcx + packsswb xmm4, xmm4 + pshuflw xmm0, xmm4, 0b ;k0_k1 + pshuflw xmm1, xmm4, 01010101b ;k2_k3 + pshuflw xmm2, xmm4, 10101010b ;k4_k5 + pshuflw xmm3, xmm4, 11111111b ;k6_k7 + + punpcklqdq xmm0, xmm0 + punpcklqdq xmm1, xmm1 + punpcklqdq xmm2, xmm2 + punpcklqdq xmm3, xmm3 + + movdqa k0k1, xmm0 + movdqa k2k3, xmm1 + pshufd xmm5, xmm5, 0 + movdqa k4k5, xmm2 + movdqa k6k7, xmm3 + movdqa krd, xmm5 + + movsxd rdx, DWORD PTR arg(1) ;pixels_per_line + +%if ABI_IS_32BIT=0 + movsxd r8, DWORD PTR arg(3) ;out_pitch +%endif + mov rax, rsi + movsxd rcx, DWORD PTR arg(4) ;output_height + add rax, rdx + + lea rbx, [rdx + rdx*4] + add rbx, rdx ;pitch * 6 + +.loop: + movq xmm0, [rsi] ;A + movq xmm1, [rsi + rdx] ;B + movq xmm2, [rsi + rdx * 2] ;C + movq xmm3, [rax + rdx * 2] ;D + movq xmm4, [rsi + rdx * 4] ;E + movq xmm5, [rax + rdx * 4] ;F + + punpcklbw xmm0, xmm1 ;A B + punpcklbw xmm2, xmm3 ;C D + punpcklbw xmm4, xmm5 ;E F + + movq xmm6, [rsi + rbx] ;G + movq xmm7, [rax + rbx] ;H + + pmaddubsw xmm0, k0k1 + pmaddubsw xmm2, k2k3 + punpcklbw xmm6, xmm7 ;G H + pmaddubsw xmm4, k4k5 + pmaddubsw xmm6, k6k7 + + paddsw xmm0, xmm6 + movdqa xmm1, xmm2 + pmaxsw xmm2, xmm4 + pminsw xmm4, xmm1 + paddsw xmm0, xmm4 + paddsw xmm0, xmm2 + + paddsw xmm0, krd + psraw xmm0, 7 + packuswb xmm0, xmm0 + + add rsi, rdx + add rax, rdx +%if %1 + movq xmm1, [rdi] + pavgb xmm0, xmm1 +%endif + movq [rdi], xmm0 + +%if ABI_IS_32BIT + add rdi, DWORD PTR arg(3) ;out_pitch +%else + add rdi, r8 +%endif + dec rcx + jnz .loop +%endm + + +%macro VERTx16 1 + mov rdx, arg(5) ;filter ptr + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + mov rcx, 0x0400040 + + movdqa xmm4, [rdx] ;load filters + movq xmm5, rcx + packsswb xmm4, xmm4 + pshuflw xmm0, xmm4, 0b ;k0_k1 + pshuflw xmm1, xmm4, 01010101b ;k2_k3 + pshuflw xmm2, xmm4, 10101010b ;k4_k5 + pshuflw xmm3, xmm4, 11111111b ;k6_k7 + + punpcklqdq xmm0, xmm0 + punpcklqdq xmm1, xmm1 + punpcklqdq xmm2, xmm2 + punpcklqdq xmm3, xmm3 + + movdqa k0k1, xmm0 + movdqa k2k3, xmm1 + pshufd xmm5, xmm5, 0 + movdqa k4k5, xmm2 + movdqa k6k7, xmm3 + movdqa krd, xmm5 + + movsxd rdx, DWORD PTR arg(1) ;pixels_per_line + +%if ABI_IS_32BIT=0 + movsxd r8, DWORD PTR arg(3) ;out_pitch +%endif + mov rax, rsi + movsxd rcx, DWORD PTR arg(4) ;output_height + add rax, rdx + + lea rbx, [rdx + rdx*4] + add rbx, rdx ;pitch * 6 + +.loop: + movq xmm0, [rsi] ;A + movq xmm1, [rsi + rdx] ;B + movq xmm2, [rsi + rdx * 2] ;C + movq xmm3, [rax + rdx * 2] ;D + movq xmm4, [rsi + rdx * 4] ;E + movq xmm5, [rax + rdx * 4] ;F + + punpcklbw xmm0, xmm1 ;A B + punpcklbw xmm2, xmm3 ;C D + punpcklbw xmm4, xmm5 ;E F + + movq xmm6, [rsi + rbx] ;G + movq xmm7, [rax + rbx] ;H + + pmaddubsw xmm0, k0k1 + pmaddubsw xmm2, k2k3 + punpcklbw xmm6, xmm7 ;G H + pmaddubsw xmm4, k4k5 + pmaddubsw xmm6, k6k7 + + paddsw xmm0, xmm6 + movdqa xmm1, xmm2 + pmaxsw xmm2, xmm4 + pminsw xmm4, xmm1 + paddsw xmm0, xmm4 + paddsw xmm0, xmm2 + + paddsw xmm0, krd + psraw xmm0, 7 + packuswb xmm0, xmm0 +%if %1 + movq xmm1, [rdi] + pavgb xmm0, xmm1 +%endif + movq [rdi], xmm0 + + movq xmm0, [rsi + 8] ;A + movq xmm1, [rsi + rdx + 8] ;B + movq xmm2, [rsi + rdx * 2 + 8] ;C + movq xmm3, [rax + rdx * 2 + 8] ;D + movq xmm4, [rsi + rdx * 4 + 8] ;E + movq xmm5, [rax + rdx * 4 + 8] ;F + + punpcklbw xmm0, xmm1 ;A B + punpcklbw xmm2, xmm3 ;C D + punpcklbw xmm4, xmm5 ;E F + + movq xmm6, [rsi + rbx + 8] ;G + movq xmm7, [rax + rbx + 8] ;H + punpcklbw xmm6, xmm7 ;G H + + pmaddubsw xmm0, k0k1 + pmaddubsw xmm2, k2k3 + pmaddubsw xmm4, k4k5 + pmaddubsw xmm6, k6k7 + + paddsw xmm0, xmm6 + movdqa xmm1, xmm2 + pmaxsw xmm2, xmm4 + pminsw xmm4, xmm1 + paddsw xmm0, xmm4 + paddsw xmm0, xmm2 + + paddsw xmm0, krd + psraw xmm0, 7 + packuswb xmm0, xmm0 + + add rsi, rdx + add rax, rdx +%if %1 + movq xmm1, [rdi+8] + pavgb xmm0, xmm1 +%endif + + movq [rdi+8], xmm0 + +%if ABI_IS_32BIT + add rdi, DWORD PTR arg(3) ;out_pitch +%else + add rdi, r8 +%endif + dec rcx + jnz .loop +%endm + +;void vp9_filter_block1d8_v8_ssse3 +;( +; unsigned char *src_ptr, +; unsigned int src_pitch, +; unsigned char *output_ptr, +; unsigned int out_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_filter_block1d4_v8_ssse3) PRIVATE +sym(vp9_filter_block1d4_v8_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16*5 + %define k0k1 [rsp + 16*0] + %define k2k3 [rsp + 16*1] + %define k4k5 [rsp + 16*2] + %define k6k7 [rsp + 16*3] + %define krd [rsp + 16*4] + + VERTx4 0 + + add rsp, 16*5 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;void vp9_filter_block1d8_v8_ssse3 +;( +; unsigned char *src_ptr, +; unsigned int src_pitch, +; unsigned char *output_ptr, +; unsigned int out_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_filter_block1d8_v8_ssse3) PRIVATE +sym(vp9_filter_block1d8_v8_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16*5 + %define k0k1 [rsp + 16*0] + %define k2k3 [rsp + 16*1] + %define k4k5 [rsp + 16*2] + %define k6k7 [rsp + 16*3] + %define krd [rsp + 16*4] + + VERTx8 0 + + add rsp, 16*5 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;void vp9_filter_block1d16_v8_ssse3 +;( +; unsigned char *src_ptr, +; unsigned int src_pitch, +; unsigned char *output_ptr, +; unsigned int out_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_filter_block1d16_v8_ssse3) PRIVATE +sym(vp9_filter_block1d16_v8_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16*5 + %define k0k1 [rsp + 16*0] + %define k2k3 [rsp + 16*1] + %define k4k5 [rsp + 16*2] + %define k6k7 [rsp + 16*3] + %define krd [rsp + 16*4] + + VERTx16 0 + + add rsp, 16*5 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + + +global sym(vp9_filter_block1d4_v8_avg_ssse3) PRIVATE +sym(vp9_filter_block1d4_v8_avg_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16*5 + %define k0k1 [rsp + 16*0] + %define k2k3 [rsp + 16*1] + %define k4k5 [rsp + 16*2] + %define k6k7 [rsp + 16*3] + %define krd [rsp + 16*4] + + VERTx4 1 + + add rsp, 16*5 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d8_v8_avg_ssse3) PRIVATE +sym(vp9_filter_block1d8_v8_avg_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16*5 + %define k0k1 [rsp + 16*0] + %define k2k3 [rsp + 16*1] + %define k4k5 [rsp + 16*2] + %define k6k7 [rsp + 16*3] + %define krd [rsp + 16*4] + + VERTx8 1 + + add rsp, 16*5 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d16_v8_avg_ssse3) PRIVATE +sym(vp9_filter_block1d16_v8_avg_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + push rbx + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16*5 + %define k0k1 [rsp + 16*0] + %define k2k3 [rsp + 16*1] + %define k4k5 [rsp + 16*2] + %define k6k7 [rsp + 16*3] + %define krd [rsp + 16*4] + + VERTx16 1 + + add rsp, 16*5 + pop rsp + pop rbx + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +%macro HORIZx4_ROW 2 + movdqa %2, %1 + pshufb %1, [GLOBAL(shuf_t0t1)] + pshufb %2, [GLOBAL(shuf_t2t3)] + pmaddubsw %1, k0k1k4k5 + pmaddubsw %2, k2k3k6k7 + + movdqa xmm4, %1 + movdqa xmm5, %2 + psrldq %1, 8 + psrldq %2, 8 + movdqa xmm6, xmm5 + + paddsw xmm4, %2 + pmaxsw xmm5, %1 + pminsw %1, xmm6 + paddsw %1, xmm4 + paddsw %1, xmm5 + + paddsw %1, krd + psraw %1, 7 + packuswb %1, %1 +%endm + +%macro HORIZx4 1 + mov rdx, arg(5) ;filter ptr + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + mov rcx, 0x0400040 + + movdqa xmm4, [rdx] ;load filters + movq xmm5, rcx + packsswb xmm4, xmm4 + pshuflw xmm6, xmm4, 0b ;k0_k1 + pshufhw xmm6, xmm6, 10101010b ;k0_k1_k4_k5 + pshuflw xmm7, xmm4, 01010101b ;k2_k3 + pshufhw xmm7, xmm7, 11111111b ;k2_k3_k6_k7 + pshufd xmm5, xmm5, 0 ;rounding + + movdqa k0k1k4k5, xmm6 + movdqa k2k3k6k7, xmm7 + movdqa krd, xmm5 + + movsxd rax, dword ptr arg(1) ;src_pixels_per_line + movsxd rdx, dword ptr arg(3) ;output_pitch + movsxd rcx, dword ptr arg(4) ;output_height + shr rcx, 1 +.loop: + ;Do two rows once + movq xmm0, [rsi - 3] ;load src + movq xmm1, [rsi + 5] + movq xmm2, [rsi + rax - 3] + movq xmm3, [rsi + rax + 5] + punpcklqdq xmm0, xmm1 + punpcklqdq xmm2, xmm3 + + HORIZx4_ROW xmm0, xmm1 + HORIZx4_ROW xmm2, xmm3 +%if %1 + movd xmm1, [rdi] + pavgb xmm0, xmm1 + movd xmm3, [rdi + rdx] + pavgb xmm2, xmm3 +%endif + movd [rdi], xmm0 + movd [rdi +rdx], xmm2 + + lea rsi, [rsi + rax] + prefetcht0 [rsi + 4 * rax - 3] + lea rsi, [rsi + rax] + lea rdi, [rdi + 2 * rdx] + prefetcht0 [rsi + 2 * rax - 3] + + dec rcx + jnz .loop + + ; Do last row if output_height is odd + movsxd rcx, dword ptr arg(4) ;output_height + and rcx, 1 + je .done + + movq xmm0, [rsi - 3] ; load src + movq xmm1, [rsi + 5] + punpcklqdq xmm0, xmm1 + + HORIZx4_ROW xmm0, xmm1 +%if %1 + movd xmm1, [rdi] + pavgb xmm0, xmm1 +%endif + movd [rdi], xmm0 +.done +%endm + +%macro HORIZx8_ROW 4 + movdqa %2, %1 + movdqa %3, %1 + movdqa %4, %1 + + pshufb %1, [GLOBAL(shuf_t0t1)] + pshufb %2, [GLOBAL(shuf_t2t3)] + pshufb %3, [GLOBAL(shuf_t4t5)] + pshufb %4, [GLOBAL(shuf_t6t7)] + + pmaddubsw %1, k0k1 + pmaddubsw %2, k2k3 + pmaddubsw %3, k4k5 + pmaddubsw %4, k6k7 + + paddsw %1, %4 + movdqa %4, %2 + pmaxsw %2, %3 + pminsw %3, %4 + paddsw %1, %3 + paddsw %1, %2 + + paddsw %1, krd + psraw %1, 7 + packuswb %1, %1 +%endm + +%macro HORIZx8 1 + mov rdx, arg(5) ;filter ptr + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + mov rcx, 0x0400040 + + movdqa xmm4, [rdx] ;load filters + movq xmm5, rcx + packsswb xmm4, xmm4 + pshuflw xmm0, xmm4, 0b ;k0_k1 + pshuflw xmm1, xmm4, 01010101b ;k2_k3 + pshuflw xmm2, xmm4, 10101010b ;k4_k5 + pshuflw xmm3, xmm4, 11111111b ;k6_k7 + + punpcklqdq xmm0, xmm0 + punpcklqdq xmm1, xmm1 + punpcklqdq xmm2, xmm2 + punpcklqdq xmm3, xmm3 + + movdqa k0k1, xmm0 + movdqa k2k3, xmm1 + pshufd xmm5, xmm5, 0 + movdqa k4k5, xmm2 + movdqa k6k7, xmm3 + movdqa krd, xmm5 + + movsxd rax, dword ptr arg(1) ;src_pixels_per_line + movsxd rdx, dword ptr arg(3) ;output_pitch + movsxd rcx, dword ptr arg(4) ;output_height + shr rcx, 1 + +.loop: + movq xmm0, [rsi - 3] ;load src + movq xmm3, [rsi + 5] + movq xmm4, [rsi + rax - 3] + movq xmm7, [rsi + rax + 5] + punpcklqdq xmm0, xmm3 + punpcklqdq xmm4, xmm7 + + HORIZx8_ROW xmm0, xmm1, xmm2, xmm3 + HORIZx8_ROW xmm4, xmm5, xmm6, xmm7 +%if %1 + movq xmm1, [rdi] + movq xmm2, [rdi + rdx] + pavgb xmm0, xmm1 + pavgb xmm4, xmm2 +%endif + movq [rdi], xmm0 + movq [rdi + rdx], xmm4 + + lea rsi, [rsi + rax] + prefetcht0 [rsi + 4 * rax - 3] + lea rsi, [rsi + rax] + lea rdi, [rdi + 2 * rdx] + prefetcht0 [rsi + 2 * rax - 3] + dec rcx + jnz .loop + + ;Do last row if output_height is odd + movsxd rcx, dword ptr arg(4) ;output_height + and rcx, 1 + je .done + + movq xmm0, [rsi - 3] + movq xmm3, [rsi + 5] + punpcklqdq xmm0, xmm3 + + HORIZx8_ROW xmm0, xmm1, xmm2, xmm3 +%if %1 + movq xmm1, [rdi] + pavgb xmm0, xmm1 +%endif + movq [rdi], xmm0 +.done +%endm + +%macro HORIZx16 1 + mov rdx, arg(5) ;filter ptr + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + mov rcx, 0x0400040 + + movdqa xmm4, [rdx] ;load filters + movq xmm5, rcx + packsswb xmm4, xmm4 + pshuflw xmm0, xmm4, 0b ;k0_k1 + pshuflw xmm1, xmm4, 01010101b ;k2_k3 + pshuflw xmm2, xmm4, 10101010b ;k4_k5 + pshuflw xmm3, xmm4, 11111111b ;k6_k7 + + punpcklqdq xmm0, xmm0 + punpcklqdq xmm1, xmm1 + punpcklqdq xmm2, xmm2 + punpcklqdq xmm3, xmm3 + + movdqa k0k1, xmm0 + movdqa k2k3, xmm1 + pshufd xmm5, xmm5, 0 + movdqa k4k5, xmm2 + movdqa k6k7, xmm3 + movdqa krd, xmm5 + + movsxd rax, dword ptr arg(1) ;src_pixels_per_line + movsxd rdx, dword ptr arg(3) ;output_pitch + movsxd rcx, dword ptr arg(4) ;output_height + +.loop: + prefetcht0 [rsi + 2 * rax -3] + + movq xmm0, [rsi - 3] ;load src data + movq xmm4, [rsi + 5] + movq xmm6, [rsi + 13] + punpcklqdq xmm0, xmm4 + punpcklqdq xmm4, xmm6 + + movdqa xmm7, xmm0 + + punpcklbw xmm7, xmm7 + punpckhbw xmm0, xmm0 + movdqa xmm1, xmm0 + movdqa xmm2, xmm0 + movdqa xmm3, xmm0 + + palignr xmm0, xmm7, 1 + palignr xmm1, xmm7, 5 + pmaddubsw xmm0, k0k1 + palignr xmm2, xmm7, 9 + pmaddubsw xmm1, k2k3 + palignr xmm3, xmm7, 13 + + pmaddubsw xmm2, k4k5 + pmaddubsw xmm3, k6k7 + paddsw xmm0, xmm3 + + movdqa xmm3, xmm4 + punpcklbw xmm3, xmm3 + punpckhbw xmm4, xmm4 + + movdqa xmm5, xmm4 + movdqa xmm6, xmm4 + movdqa xmm7, xmm4 + + palignr xmm4, xmm3, 1 + palignr xmm5, xmm3, 5 + palignr xmm6, xmm3, 9 + palignr xmm7, xmm3, 13 + + movdqa xmm3, xmm1 + pmaddubsw xmm4, k0k1 + pmaxsw xmm1, xmm2 + pmaddubsw xmm5, k2k3 + pminsw xmm2, xmm3 + pmaddubsw xmm6, k4k5 + paddsw xmm0, xmm2 + pmaddubsw xmm7, k6k7 + paddsw xmm0, xmm1 + + paddsw xmm4, xmm7 + movdqa xmm7, xmm5 + pmaxsw xmm5, xmm6 + pminsw xmm6, xmm7 + paddsw xmm4, xmm6 + paddsw xmm4, xmm5 + + paddsw xmm0, krd + paddsw xmm4, krd + psraw xmm0, 7 + psraw xmm4, 7 + packuswb xmm0, xmm0 + packuswb xmm4, xmm4 + punpcklqdq xmm0, xmm4 +%if %1 + movdqa xmm1, [rdi] + pavgb xmm0, xmm1 +%endif + + lea rsi, [rsi + rax] + movdqa [rdi], xmm0 + + lea rdi, [rdi + rdx] + dec rcx + jnz .loop +%endm + +;void vp9_filter_block1d4_h8_ssse3 +;( +; unsigned char *src_ptr, +; unsigned int src_pixels_per_line, +; unsigned char *output_ptr, +; unsigned int output_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_filter_block1d4_h8_ssse3) PRIVATE +sym(vp9_filter_block1d4_h8_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + GET_GOT rbx + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 3 + %define k0k1k4k5 [rsp + 16 * 0] + %define k2k3k6k7 [rsp + 16 * 1] + %define krd [rsp + 16 * 2] + + HORIZx4 0 + + add rsp, 16 * 3 + pop rsp + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;void vp9_filter_block1d8_h8_ssse3 +;( +; unsigned char *src_ptr, +; unsigned int src_pixels_per_line, +; unsigned char *output_ptr, +; unsigned int output_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_filter_block1d8_h8_ssse3) PRIVATE +sym(vp9_filter_block1d8_h8_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + GET_GOT rbx + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16*5 + %define k0k1 [rsp + 16*0] + %define k2k3 [rsp + 16*1] + %define k4k5 [rsp + 16*2] + %define k6k7 [rsp + 16*3] + %define krd [rsp + 16*4] + + HORIZx8 0 + + add rsp, 16*5 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +;void vp9_filter_block1d16_h8_ssse3 +;( +; unsigned char *src_ptr, +; unsigned int src_pixels_per_line, +; unsigned char *output_ptr, +; unsigned int output_pitch, +; unsigned int output_height, +; short *filter +;) +global sym(vp9_filter_block1d16_h8_ssse3) PRIVATE +sym(vp9_filter_block1d16_h8_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + GET_GOT rbx + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16*5 + %define k0k1 [rsp + 16*0] + %define k2k3 [rsp + 16*1] + %define k4k5 [rsp + 16*2] + %define k6k7 [rsp + 16*3] + %define krd [rsp + 16*4] + + HORIZx16 0 + + add rsp, 16*5 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d4_h8_avg_ssse3) PRIVATE +sym(vp9_filter_block1d4_h8_avg_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + GET_GOT rbx + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16 * 3 + %define k0k1k4k5 [rsp + 16 * 0] + %define k2k3k6k7 [rsp + 16 * 1] + %define krd [rsp + 16 * 2] + + HORIZx4 1 + + add rsp, 16 * 3 + pop rsp + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d8_h8_avg_ssse3) PRIVATE +sym(vp9_filter_block1d8_h8_avg_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + GET_GOT rbx + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16*5 + %define k0k1 [rsp + 16*0] + %define k2k3 [rsp + 16*1] + %define k4k5 [rsp + 16*2] + %define k6k7 [rsp + 16*3] + %define krd [rsp + 16*4] + + HORIZx8 1 + + add rsp, 16*5 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d16_h8_avg_ssse3) PRIVATE +sym(vp9_filter_block1d16_h8_avg_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + GET_GOT rbx + push rsi + push rdi + ; end prolog + + ALIGN_STACK 16, rax + sub rsp, 16*5 + %define k0k1 [rsp + 16*0] + %define k2k3 [rsp + 16*1] + %define k4k5 [rsp + 16*2] + %define k6k7 [rsp + 16*3] + %define krd [rsp + 16*4] + + HORIZx16 1 + + add rsp, 16*5 + pop rsp + + ; begin epilog + pop rdi + pop rsi + RESTORE_GOT + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret +SECTION_RODATA +align 16 +shuf_t0t1: + db 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8 +align 16 +shuf_t2t3: + db 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10 +align 16 +shuf_t4t5: + db 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12 +align 16 +shuf_t6t7: + db 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14 diff --git a/media/libvpx/vp9/common/x86/vp9_subpixel_bilinear_sse2.asm b/media/libvpx/vp9/common/x86/vp9_subpixel_bilinear_sse2.asm new file mode 100644 index 000000000..d94ccf2e9 --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_subpixel_bilinear_sse2.asm @@ -0,0 +1,448 @@ +; +; Copyright (c) 2014 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + +%include "vpx_ports/x86_abi_support.asm" + +%macro GET_PARAM_4 0 + mov rdx, arg(5) ;filter ptr + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + mov rcx, 0x0400040 + + movdqa xmm3, [rdx] ;load filters + pshuflw xmm4, xmm3, 11111111b ;k3 + psrldq xmm3, 8 + pshuflw xmm3, xmm3, 0b ;k4 + punpcklqdq xmm4, xmm3 ;k3k4 + + movq xmm3, rcx ;rounding + pshufd xmm3, xmm3, 0 + + pxor xmm2, xmm2 + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + movsxd rcx, DWORD PTR arg(4) ;output_height +%endm + +%macro APPLY_FILTER_4 1 + + punpckldq xmm0, xmm1 ;two row in one register + punpcklbw xmm0, xmm2 ;unpack to word + pmullw xmm0, xmm4 ;multiply the filter factors + + movdqa xmm1, xmm0 + psrldq xmm1, 8 + paddsw xmm0, xmm1 + + paddsw xmm0, xmm3 ;rounding + psraw xmm0, 7 ;shift + packuswb xmm0, xmm0 ;pack to byte + +%if %1 + movd xmm1, [rdi] + pavgb xmm0, xmm1 +%endif + + movd [rdi], xmm0 + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx +%endm + +%macro GET_PARAM 0 + mov rdx, arg(5) ;filter ptr + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + mov rcx, 0x0400040 + + movdqa xmm7, [rdx] ;load filters + + pshuflw xmm6, xmm7, 11111111b ;k3 + pshufhw xmm7, xmm7, 0b ;k4 + punpcklwd xmm6, xmm6 + punpckhwd xmm7, xmm7 + + movq xmm4, rcx ;rounding + pshufd xmm4, xmm4, 0 + + pxor xmm5, xmm5 + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + movsxd rcx, DWORD PTR arg(4) ;output_height +%endm + +%macro APPLY_FILTER_8 1 + punpcklbw xmm0, xmm5 + punpcklbw xmm1, xmm5 + + pmullw xmm0, xmm6 + pmullw xmm1, xmm7 + paddsw xmm0, xmm1 + paddsw xmm0, xmm4 ;rounding + psraw xmm0, 7 ;shift + packuswb xmm0, xmm0 ;pack back to byte +%if %1 + movq xmm1, [rdi] + pavgb xmm0, xmm1 +%endif + movq [rdi], xmm0 ;store the result + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx +%endm + +%macro APPLY_FILTER_16 1 + punpcklbw xmm0, xmm5 + punpcklbw xmm1, xmm5 + punpckhbw xmm2, xmm5 + punpckhbw xmm3, xmm5 + + pmullw xmm0, xmm6 + pmullw xmm1, xmm7 + pmullw xmm2, xmm6 + pmullw xmm3, xmm7 + + paddsw xmm0, xmm1 + paddsw xmm2, xmm3 + + paddsw xmm0, xmm4 ;rounding + paddsw xmm2, xmm4 + psraw xmm0, 7 ;shift + psraw xmm2, 7 + packuswb xmm0, xmm2 ;pack back to byte +%if %1 + movdqu xmm1, [rdi] + pavgb xmm0, xmm1 +%endif + movdqu [rdi], xmm0 ;store the result + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx +%endm + +global sym(vp9_filter_block1d4_v2_sse2) PRIVATE +sym(vp9_filter_block1d4_v2_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + push rsi + push rdi + ; end prolog + + GET_PARAM_4 +.loop: + movd xmm0, [rsi] ;load src + movd xmm1, [rsi + rax] + + APPLY_FILTER_4 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d8_v2_sse2) PRIVATE +sym(vp9_filter_block1d8_v2_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movq xmm0, [rsi] ;0 + movq xmm1, [rsi + rax] ;1 + + APPLY_FILTER_8 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d16_v2_sse2) PRIVATE +sym(vp9_filter_block1d16_v2_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movdqu xmm0, [rsi] ;0 + movdqu xmm1, [rsi + rax] ;1 + movdqa xmm2, xmm0 + movdqa xmm3, xmm1 + + APPLY_FILTER_16 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d4_v2_avg_sse2) PRIVATE +sym(vp9_filter_block1d4_v2_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + push rsi + push rdi + ; end prolog + + GET_PARAM_4 +.loop: + movd xmm0, [rsi] ;load src + movd xmm1, [rsi + rax] + + APPLY_FILTER_4 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d8_v2_avg_sse2) PRIVATE +sym(vp9_filter_block1d8_v2_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movq xmm0, [rsi] ;0 + movq xmm1, [rsi + rax] ;1 + + APPLY_FILTER_8 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d16_v2_avg_sse2) PRIVATE +sym(vp9_filter_block1d16_v2_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movdqu xmm0, [rsi] ;0 + movdqu xmm1, [rsi + rax] ;1 + movdqa xmm2, xmm0 + movdqa xmm3, xmm1 + + APPLY_FILTER_16 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d4_h2_sse2) PRIVATE +sym(vp9_filter_block1d4_h2_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + push rsi + push rdi + ; end prolog + + GET_PARAM_4 +.loop: + movdqu xmm0, [rsi] ;load src + movdqa xmm1, xmm0 + psrldq xmm1, 1 + + APPLY_FILTER_4 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d8_h2_sse2) PRIVATE +sym(vp9_filter_block1d8_h2_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movdqu xmm0, [rsi] ;load src + movdqa xmm1, xmm0 + psrldq xmm1, 1 + + APPLY_FILTER_8 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d16_h2_sse2) PRIVATE +sym(vp9_filter_block1d16_h2_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movdqu xmm0, [rsi] ;load src + movdqu xmm1, [rsi + 1] + movdqa xmm2, xmm0 + movdqa xmm3, xmm1 + + APPLY_FILTER_16 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d4_h2_avg_sse2) PRIVATE +sym(vp9_filter_block1d4_h2_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + push rsi + push rdi + ; end prolog + + GET_PARAM_4 +.loop: + movdqu xmm0, [rsi] ;load src + movdqa xmm1, xmm0 + psrldq xmm1, 1 + + APPLY_FILTER_4 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d8_h2_avg_sse2) PRIVATE +sym(vp9_filter_block1d8_h2_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movdqu xmm0, [rsi] ;load src + movdqa xmm1, xmm0 + psrldq xmm1, 1 + + APPLY_FILTER_8 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d16_h2_avg_sse2) PRIVATE +sym(vp9_filter_block1d16_h2_avg_sse2): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movdqu xmm0, [rsi] ;load src + movdqu xmm1, [rsi + 1] + movdqa xmm2, xmm0 + movdqa xmm3, xmm1 + + APPLY_FILTER_16 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret diff --git a/media/libvpx/vp9/common/x86/vp9_subpixel_bilinear_ssse3.asm b/media/libvpx/vp9/common/x86/vp9_subpixel_bilinear_ssse3.asm new file mode 100644 index 000000000..b5e18fe6d --- /dev/null +++ b/media/libvpx/vp9/common/x86/vp9_subpixel_bilinear_ssse3.asm @@ -0,0 +1,422 @@ +; +; Copyright (c) 2014 The WebM project authors. All Rights Reserved. +; +; Use of this source code is governed by a BSD-style license +; that can be found in the LICENSE file in the root of the source +; tree. An additional intellectual property rights grant can be found +; in the file PATENTS. All contributing project authors may +; be found in the AUTHORS file in the root of the source tree. +; + +%include "vpx_ports/x86_abi_support.asm" + +%macro GET_PARAM_4 0 + mov rdx, arg(5) ;filter ptr + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + mov rcx, 0x0400040 + + movdqa xmm3, [rdx] ;load filters + psrldq xmm3, 6 + packsswb xmm3, xmm3 + pshuflw xmm3, xmm3, 0b ;k3_k4 + + movq xmm2, rcx ;rounding + pshufd xmm2, xmm2, 0 + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + movsxd rcx, DWORD PTR arg(4) ;output_height +%endm + +%macro APPLY_FILTER_4 1 + punpcklbw xmm0, xmm1 + pmaddubsw xmm0, xmm3 + + paddsw xmm0, xmm2 ;rounding + psraw xmm0, 7 ;shift + packuswb xmm0, xmm0 ;pack to byte + +%if %1 + movd xmm1, [rdi] + pavgb xmm0, xmm1 +%endif + movd [rdi], xmm0 + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx +%endm + +%macro GET_PARAM 0 + mov rdx, arg(5) ;filter ptr + mov rsi, arg(0) ;src_ptr + mov rdi, arg(2) ;output_ptr + mov rcx, 0x0400040 + + movdqa xmm7, [rdx] ;load filters + psrldq xmm7, 6 + packsswb xmm7, xmm7 + pshuflw xmm7, xmm7, 0b ;k3_k4 + punpcklwd xmm7, xmm7 + + movq xmm6, rcx ;rounding + pshufd xmm6, xmm6, 0 + + movsxd rax, DWORD PTR arg(1) ;pixels_per_line + movsxd rdx, DWORD PTR arg(3) ;out_pitch + movsxd rcx, DWORD PTR arg(4) ;output_height +%endm + +%macro APPLY_FILTER_8 1 + punpcklbw xmm0, xmm1 + pmaddubsw xmm0, xmm7 + + paddsw xmm0, xmm6 ;rounding + psraw xmm0, 7 ;shift + packuswb xmm0, xmm0 ;pack back to byte + +%if %1 + movq xmm1, [rdi] + pavgb xmm0, xmm1 +%endif + movq [rdi], xmm0 ;store the result + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx +%endm + +%macro APPLY_FILTER_16 1 + punpcklbw xmm0, xmm1 + punpckhbw xmm2, xmm1 + pmaddubsw xmm0, xmm7 + pmaddubsw xmm2, xmm7 + + paddsw xmm0, xmm6 ;rounding + paddsw xmm2, xmm6 + psraw xmm0, 7 ;shift + psraw xmm2, 7 + packuswb xmm0, xmm2 ;pack back to byte + +%if %1 + movdqu xmm1, [rdi] + pavgb xmm0, xmm1 +%endif + movdqu [rdi], xmm0 ;store the result + + lea rsi, [rsi + rax] + lea rdi, [rdi + rdx] + dec rcx +%endm + +global sym(vp9_filter_block1d4_v2_ssse3) PRIVATE +sym(vp9_filter_block1d4_v2_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + push rsi + push rdi + ; end prolog + + GET_PARAM_4 +.loop: + movd xmm0, [rsi] ;load src + movd xmm1, [rsi + rax] + + APPLY_FILTER_4 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d8_v2_ssse3) PRIVATE +sym(vp9_filter_block1d8_v2_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movq xmm0, [rsi] ;0 + movq xmm1, [rsi + rax] ;1 + + APPLY_FILTER_8 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d16_v2_ssse3) PRIVATE +sym(vp9_filter_block1d16_v2_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movdqu xmm0, [rsi] ;0 + movdqu xmm1, [rsi + rax] ;1 + movdqa xmm2, xmm0 + + APPLY_FILTER_16 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d4_v2_avg_ssse3) PRIVATE +sym(vp9_filter_block1d4_v2_avg_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + push rsi + push rdi + ; end prolog + + GET_PARAM_4 +.loop: + movd xmm0, [rsi] ;load src + movd xmm1, [rsi + rax] + + APPLY_FILTER_4 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d8_v2_avg_ssse3) PRIVATE +sym(vp9_filter_block1d8_v2_avg_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movq xmm0, [rsi] ;0 + movq xmm1, [rsi + rax] ;1 + + APPLY_FILTER_8 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d16_v2_avg_ssse3) PRIVATE +sym(vp9_filter_block1d16_v2_avg_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movdqu xmm0, [rsi] ;0 + movdqu xmm1, [rsi + rax] ;1 + movdqa xmm2, xmm0 + + APPLY_FILTER_16 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d4_h2_ssse3) PRIVATE +sym(vp9_filter_block1d4_h2_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + push rsi + push rdi + ; end prolog + + GET_PARAM_4 +.loop: + movdqu xmm0, [rsi] ;load src + movdqa xmm1, xmm0 + psrldq xmm1, 1 + + APPLY_FILTER_4 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d8_h2_ssse3) PRIVATE +sym(vp9_filter_block1d8_h2_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movdqu xmm0, [rsi] ;load src + movdqa xmm1, xmm0 + psrldq xmm1, 1 + + APPLY_FILTER_8 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d16_h2_ssse3) PRIVATE +sym(vp9_filter_block1d16_h2_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movdqu xmm0, [rsi] ;load src + movdqu xmm1, [rsi + 1] + movdqa xmm2, xmm0 + + APPLY_FILTER_16 0 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d4_h2_avg_ssse3) PRIVATE +sym(vp9_filter_block1d4_h2_avg_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + push rsi + push rdi + ; end prolog + + GET_PARAM_4 +.loop: + movdqu xmm0, [rsi] ;load src + movdqa xmm1, xmm0 + psrldq xmm1, 1 + + APPLY_FILTER_4 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d8_h2_avg_ssse3) PRIVATE +sym(vp9_filter_block1d8_h2_avg_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movdqu xmm0, [rsi] ;load src + movdqa xmm1, xmm0 + psrldq xmm1, 1 + + APPLY_FILTER_8 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret + +global sym(vp9_filter_block1d16_h2_avg_ssse3) PRIVATE +sym(vp9_filter_block1d16_h2_avg_ssse3): + push rbp + mov rbp, rsp + SHADOW_ARGS_TO_STACK 6 + SAVE_XMM 7 + push rsi + push rdi + ; end prolog + + GET_PARAM +.loop: + movdqu xmm0, [rsi] ;load src + movdqu xmm1, [rsi + 1] + movdqa xmm2, xmm0 + + APPLY_FILTER_16 1 + jnz .loop + + ; begin epilog + pop rdi + pop rsi + RESTORE_XMM + UNSHADOW_ARGS + pop rbp + ret |