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author | Matt A. Tobin <email@mattatobin.com> | 2020-04-07 23:30:51 -0400 |
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committer | Matt A. Tobin <email@mattatobin.com> | 2020-04-07 23:30:51 -0400 |
commit | 5545a8983ff0ef1fb52e64aef8e66fa9b13c1cbb (patch) | |
tree | 45d55e3e5e73c4255c4d71258d9be5b2d004d28f /third_party/aom/aom_dsp/arm/sad_neon.c | |
parent | 50f1986697a7412e4160976fa5e11217b4ef1f44 (diff) | |
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Move aom source to a sub-directory under media/libaom
There is no damned reason to treat this differently than any other media lib given its license and there never was.
Diffstat (limited to 'third_party/aom/aom_dsp/arm/sad_neon.c')
-rw-r--r-- | third_party/aom/aom_dsp/arm/sad_neon.c | 224 |
1 files changed, 0 insertions, 224 deletions
diff --git a/third_party/aom/aom_dsp/arm/sad_neon.c b/third_party/aom/aom_dsp/arm/sad_neon.c deleted file mode 100644 index a39de91d6..000000000 --- a/third_party/aom/aom_dsp/arm/sad_neon.c +++ /dev/null @@ -1,224 +0,0 @@ -/* - * Copyright (c) 2016, Alliance for Open Media. All rights reserved - * - * This source code is subject to the terms of the BSD 2 Clause License and - * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License - * was not distributed with this source code in the LICENSE file, you can - * obtain it at www.aomedia.org/license/software. If the Alliance for Open - * Media Patent License 1.0 was not distributed with this source code in the - * PATENTS file, you can obtain it at www.aomedia.org/license/patent. - */ - -#include <arm_neon.h> - -#include "config/aom_config.h" - -#include "aom/aom_integer.h" - -unsigned int aom_sad8x16_neon(unsigned char *src_ptr, int src_stride, - unsigned char *ref_ptr, int ref_stride) { - uint8x8_t d0, d8; - uint16x8_t q12; - uint32x4_t q1; - uint64x2_t q3; - uint32x2_t d5; - int i; - - d0 = vld1_u8(src_ptr); - src_ptr += src_stride; - d8 = vld1_u8(ref_ptr); - ref_ptr += ref_stride; - q12 = vabdl_u8(d0, d8); - - for (i = 0; i < 15; i++) { - d0 = vld1_u8(src_ptr); - src_ptr += src_stride; - d8 = vld1_u8(ref_ptr); - ref_ptr += ref_stride; - q12 = vabal_u8(q12, d0, d8); - } - - q1 = vpaddlq_u16(q12); - q3 = vpaddlq_u32(q1); - d5 = vadd_u32(vreinterpret_u32_u64(vget_low_u64(q3)), - vreinterpret_u32_u64(vget_high_u64(q3))); - - return vget_lane_u32(d5, 0); -} - -unsigned int aom_sad4x4_neon(unsigned char *src_ptr, int src_stride, - unsigned char *ref_ptr, int ref_stride) { - uint8x8_t d0, d8; - uint16x8_t q12; - uint32x2_t d1; - uint64x1_t d3; - int i; - - d0 = vld1_u8(src_ptr); - src_ptr += src_stride; - d8 = vld1_u8(ref_ptr); - ref_ptr += ref_stride; - q12 = vabdl_u8(d0, d8); - - for (i = 0; i < 3; i++) { - d0 = vld1_u8(src_ptr); - src_ptr += src_stride; - d8 = vld1_u8(ref_ptr); - ref_ptr += ref_stride; - q12 = vabal_u8(q12, d0, d8); - } - - d1 = vpaddl_u16(vget_low_u16(q12)); - d3 = vpaddl_u32(d1); - - return vget_lane_u32(vreinterpret_u32_u64(d3), 0); -} - -unsigned int aom_sad16x8_neon(unsigned char *src_ptr, int src_stride, - unsigned char *ref_ptr, int ref_stride) { - uint8x16_t q0, q4; - uint16x8_t q12, q13; - uint32x4_t q1; - uint64x2_t q3; - uint32x2_t d5; - int i; - - q0 = vld1q_u8(src_ptr); - src_ptr += src_stride; - q4 = vld1q_u8(ref_ptr); - ref_ptr += ref_stride; - q12 = vabdl_u8(vget_low_u8(q0), vget_low_u8(q4)); - q13 = vabdl_u8(vget_high_u8(q0), vget_high_u8(q4)); - - for (i = 0; i < 7; i++) { - q0 = vld1q_u8(src_ptr); - src_ptr += src_stride; - q4 = vld1q_u8(ref_ptr); - ref_ptr += ref_stride; - q12 = vabal_u8(q12, vget_low_u8(q0), vget_low_u8(q4)); - q13 = vabal_u8(q13, vget_high_u8(q0), vget_high_u8(q4)); - } - - q12 = vaddq_u16(q12, q13); - q1 = vpaddlq_u16(q12); - q3 = vpaddlq_u32(q1); - d5 = vadd_u32(vreinterpret_u32_u64(vget_low_u64(q3)), - vreinterpret_u32_u64(vget_high_u64(q3))); - - return vget_lane_u32(d5, 0); -} - -static INLINE unsigned int horizontal_long_add_16x8(const uint16x8_t vec_lo, - const uint16x8_t vec_hi) { - const uint32x4_t vec_l_lo = - vaddl_u16(vget_low_u16(vec_lo), vget_high_u16(vec_lo)); - const uint32x4_t vec_l_hi = - vaddl_u16(vget_low_u16(vec_hi), vget_high_u16(vec_hi)); - const uint32x4_t a = vaddq_u32(vec_l_lo, vec_l_hi); - const uint64x2_t b = vpaddlq_u32(a); - const uint32x2_t c = vadd_u32(vreinterpret_u32_u64(vget_low_u64(b)), - vreinterpret_u32_u64(vget_high_u64(b))); - return vget_lane_u32(c, 0); -} -static INLINE unsigned int horizontal_add_16x8(const uint16x8_t vec_16x8) { - const uint32x4_t a = vpaddlq_u16(vec_16x8); - const uint64x2_t b = vpaddlq_u32(a); - const uint32x2_t c = vadd_u32(vreinterpret_u32_u64(vget_low_u64(b)), - vreinterpret_u32_u64(vget_high_u64(b))); - return vget_lane_u32(c, 0); -} - -unsigned int aom_sad64x64_neon(const uint8_t *src, int src_stride, - const uint8_t *ref, int ref_stride) { - int i; - uint16x8_t vec_accum_lo = vdupq_n_u16(0); - uint16x8_t vec_accum_hi = vdupq_n_u16(0); - for (i = 0; i < 64; ++i) { - const uint8x16_t vec_src_00 = vld1q_u8(src); - const uint8x16_t vec_src_16 = vld1q_u8(src + 16); - const uint8x16_t vec_src_32 = vld1q_u8(src + 32); - const uint8x16_t vec_src_48 = vld1q_u8(src + 48); - const uint8x16_t vec_ref_00 = vld1q_u8(ref); - const uint8x16_t vec_ref_16 = vld1q_u8(ref + 16); - const uint8x16_t vec_ref_32 = vld1q_u8(ref + 32); - const uint8x16_t vec_ref_48 = vld1q_u8(ref + 48); - src += src_stride; - ref += ref_stride; - vec_accum_lo = vabal_u8(vec_accum_lo, vget_low_u8(vec_src_00), - vget_low_u8(vec_ref_00)); - vec_accum_hi = vabal_u8(vec_accum_hi, vget_high_u8(vec_src_00), - vget_high_u8(vec_ref_00)); - vec_accum_lo = vabal_u8(vec_accum_lo, vget_low_u8(vec_src_16), - vget_low_u8(vec_ref_16)); - vec_accum_hi = vabal_u8(vec_accum_hi, vget_high_u8(vec_src_16), - vget_high_u8(vec_ref_16)); - vec_accum_lo = vabal_u8(vec_accum_lo, vget_low_u8(vec_src_32), - vget_low_u8(vec_ref_32)); - vec_accum_hi = vabal_u8(vec_accum_hi, vget_high_u8(vec_src_32), - vget_high_u8(vec_ref_32)); - vec_accum_lo = vabal_u8(vec_accum_lo, vget_low_u8(vec_src_48), - vget_low_u8(vec_ref_48)); - vec_accum_hi = vabal_u8(vec_accum_hi, vget_high_u8(vec_src_48), - vget_high_u8(vec_ref_48)); - } - return horizontal_long_add_16x8(vec_accum_lo, vec_accum_hi); -} - -unsigned int aom_sad32x32_neon(const uint8_t *src, int src_stride, - const uint8_t *ref, int ref_stride) { - int i; - uint16x8_t vec_accum_lo = vdupq_n_u16(0); - uint16x8_t vec_accum_hi = vdupq_n_u16(0); - - for (i = 0; i < 32; ++i) { - const uint8x16_t vec_src_00 = vld1q_u8(src); - const uint8x16_t vec_src_16 = vld1q_u8(src + 16); - const uint8x16_t vec_ref_00 = vld1q_u8(ref); - const uint8x16_t vec_ref_16 = vld1q_u8(ref + 16); - src += src_stride; - ref += ref_stride; - vec_accum_lo = vabal_u8(vec_accum_lo, vget_low_u8(vec_src_00), - vget_low_u8(vec_ref_00)); - vec_accum_hi = vabal_u8(vec_accum_hi, vget_high_u8(vec_src_00), - vget_high_u8(vec_ref_00)); - vec_accum_lo = vabal_u8(vec_accum_lo, vget_low_u8(vec_src_16), - vget_low_u8(vec_ref_16)); - vec_accum_hi = vabal_u8(vec_accum_hi, vget_high_u8(vec_src_16), - vget_high_u8(vec_ref_16)); - } - return horizontal_add_16x8(vaddq_u16(vec_accum_lo, vec_accum_hi)); -} - -unsigned int aom_sad16x16_neon(const uint8_t *src, int src_stride, - const uint8_t *ref, int ref_stride) { - int i; - uint16x8_t vec_accum_lo = vdupq_n_u16(0); - uint16x8_t vec_accum_hi = vdupq_n_u16(0); - - for (i = 0; i < 16; ++i) { - const uint8x16_t vec_src = vld1q_u8(src); - const uint8x16_t vec_ref = vld1q_u8(ref); - src += src_stride; - ref += ref_stride; - vec_accum_lo = - vabal_u8(vec_accum_lo, vget_low_u8(vec_src), vget_low_u8(vec_ref)); - vec_accum_hi = - vabal_u8(vec_accum_hi, vget_high_u8(vec_src), vget_high_u8(vec_ref)); - } - return horizontal_add_16x8(vaddq_u16(vec_accum_lo, vec_accum_hi)); -} - -unsigned int aom_sad8x8_neon(const uint8_t *src, int src_stride, - const uint8_t *ref, int ref_stride) { - int i; - uint16x8_t vec_accum = vdupq_n_u16(0); - - for (i = 0; i < 8; ++i) { - const uint8x8_t vec_src = vld1_u8(src); - const uint8x8_t vec_ref = vld1_u8(ref); - src += src_stride; - ref += ref_stride; - vec_accum = vabal_u8(vec_accum, vec_src, vec_ref); - } - return horizontal_add_16x8(vec_accum); -} |