diff options
Diffstat (limited to 'media/libvpx/vp9/encoder/x86/vp9_avg_intrin_sse2.c')
| -rw-r--r-- | media/libvpx/vp9/encoder/x86/vp9_avg_intrin_sse2.c | 423 |
1 files changed, 423 insertions, 0 deletions
diff --git a/media/libvpx/vp9/encoder/x86/vp9_avg_intrin_sse2.c b/media/libvpx/vp9/encoder/x86/vp9_avg_intrin_sse2.c new file mode 100644 index 000000000..56a91ed2d --- /dev/null +++ b/media/libvpx/vp9/encoder/x86/vp9_avg_intrin_sse2.c @@ -0,0 +1,423 @@ +/* + * 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> + +#include "./vp9_rtcd.h" +#include "vpx_ports/mem.h" + +void vp9_minmax_8x8_sse2(const uint8_t *s, int p, const uint8_t *d, int dp, + int *min, int *max) { + __m128i u0, s0, d0, diff, maxabsdiff, minabsdiff, negdiff, absdiff0, absdiff; + u0 = _mm_setzero_si128(); + // Row 0 + s0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s)), u0); + d0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(d)), u0); + diff = _mm_subs_epi16(s0, d0); + negdiff = _mm_subs_epi16(u0, diff); + absdiff0 = _mm_max_epi16(diff, negdiff); + // Row 1 + s0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + p)), u0); + d0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(d + dp)), u0); + diff = _mm_subs_epi16(s0, d0); + negdiff = _mm_subs_epi16(u0, diff); + absdiff = _mm_max_epi16(diff, negdiff); + maxabsdiff = _mm_max_epi16(absdiff0, absdiff); + minabsdiff = _mm_min_epi16(absdiff0, absdiff); + // Row 2 + s0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + 2 * p)), u0); + d0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(d + 2 * dp)), u0); + diff = _mm_subs_epi16(s0, d0); + negdiff = _mm_subs_epi16(u0, diff); + absdiff = _mm_max_epi16(diff, negdiff); + maxabsdiff = _mm_max_epi16(maxabsdiff, absdiff); + minabsdiff = _mm_min_epi16(minabsdiff, absdiff); + // Row 3 + s0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + 3 * p)), u0); + d0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(d + 3 * dp)), u0); + diff = _mm_subs_epi16(s0, d0); + negdiff = _mm_subs_epi16(u0, diff); + absdiff = _mm_max_epi16(diff, negdiff); + maxabsdiff = _mm_max_epi16(maxabsdiff, absdiff); + minabsdiff = _mm_min_epi16(minabsdiff, absdiff); + // Row 4 + s0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + 4 * p)), u0); + d0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(d + 4 * dp)), u0); + diff = _mm_subs_epi16(s0, d0); + negdiff = _mm_subs_epi16(u0, diff); + absdiff = _mm_max_epi16(diff, negdiff); + maxabsdiff = _mm_max_epi16(maxabsdiff, absdiff); + minabsdiff = _mm_min_epi16(minabsdiff, absdiff); + // Row 5 + s0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + 5 * p)), u0); + d0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(d + 5 * dp)), u0); + diff = _mm_subs_epi16(s0, d0); + negdiff = _mm_subs_epi16(u0, diff); + absdiff = _mm_max_epi16(diff, negdiff); + maxabsdiff = _mm_max_epi16(maxabsdiff, absdiff); + minabsdiff = _mm_min_epi16(minabsdiff, absdiff); + // Row 6 + s0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + 6 * p)), u0); + d0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(d + 6 * dp)), u0); + diff = _mm_subs_epi16(s0, d0); + negdiff = _mm_subs_epi16(u0, diff); + absdiff = _mm_max_epi16(diff, negdiff); + maxabsdiff = _mm_max_epi16(maxabsdiff, absdiff); + minabsdiff = _mm_min_epi16(minabsdiff, absdiff); + // Row 7 + s0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + 7 * p)), u0); + d0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(d + 7 * dp)), u0); + diff = _mm_subs_epi16(s0, d0); + negdiff = _mm_subs_epi16(u0, diff); + absdiff = _mm_max_epi16(diff, negdiff); + maxabsdiff = _mm_max_epi16(maxabsdiff, absdiff); + minabsdiff = _mm_min_epi16(minabsdiff, absdiff); + + maxabsdiff = _mm_max_epi16(maxabsdiff, _mm_srli_si128(maxabsdiff, 8)); + maxabsdiff = _mm_max_epi16(maxabsdiff, _mm_srli_epi64(maxabsdiff, 32)); + maxabsdiff = _mm_max_epi16(maxabsdiff, _mm_srli_epi64(maxabsdiff, 16)); + *max = _mm_extract_epi16(maxabsdiff, 0); + + minabsdiff = _mm_min_epi16(minabsdiff, _mm_srli_si128(minabsdiff, 8)); + minabsdiff = _mm_min_epi16(minabsdiff, _mm_srli_epi64(minabsdiff, 32)); + minabsdiff = _mm_min_epi16(minabsdiff, _mm_srli_epi64(minabsdiff, 16)); + *min = _mm_extract_epi16(minabsdiff, 0); +} + +unsigned int vp9_avg_8x8_sse2(const uint8_t *s, int p) { + __m128i s0, s1, u0; + unsigned int avg = 0; + u0 = _mm_setzero_si128(); + s0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s)), u0); + s1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + p)), u0); + s0 = _mm_adds_epu16(s0, s1); + s1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + 2 * p)), u0); + s0 = _mm_adds_epu16(s0, s1); + s1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + 3 * p)), u0); + s0 = _mm_adds_epu16(s0, s1); + s1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + 4 * p)), u0); + s0 = _mm_adds_epu16(s0, s1); + s1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + 5 * p)), u0); + s0 = _mm_adds_epu16(s0, s1); + s1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + 6 * p)), u0); + s0 = _mm_adds_epu16(s0, s1); + s1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + 7 * p)), u0); + s0 = _mm_adds_epu16(s0, s1); + + s0 = _mm_adds_epu16(s0, _mm_srli_si128(s0, 8)); + s0 = _mm_adds_epu16(s0, _mm_srli_epi64(s0, 32)); + s0 = _mm_adds_epu16(s0, _mm_srli_epi64(s0, 16)); + avg = _mm_extract_epi16(s0, 0); + return (avg + 32) >> 6; +} + +unsigned int vp9_avg_4x4_sse2(const uint8_t *s, int p) { + __m128i s0, s1, u0; + unsigned int avg = 0; + u0 = _mm_setzero_si128(); + s0 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s)), u0); + s1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + p)), u0); + s0 = _mm_adds_epu16(s0, s1); + s1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + 2 * p)), u0); + s0 = _mm_adds_epu16(s0, s1); + s1 = _mm_unpacklo_epi8(_mm_loadl_epi64((const __m128i *)(s + 3 * p)), u0); + s0 = _mm_adds_epu16(s0, s1); + + s0 = _mm_adds_epu16(s0, _mm_srli_si128(s0, 4)); + s0 = _mm_adds_epu16(s0, _mm_srli_epi64(s0, 16)); + avg = _mm_extract_epi16(s0, 0); + return (avg + 8) >> 4; +} + +static void hadamard_col8_sse2(__m128i *in, int iter) { + __m128i a0 = in[0]; + __m128i a1 = in[1]; + __m128i a2 = in[2]; + __m128i a3 = in[3]; + __m128i a4 = in[4]; + __m128i a5 = in[5]; + __m128i a6 = in[6]; + __m128i a7 = in[7]; + + __m128i b0 = _mm_add_epi16(a0, a1); + __m128i b1 = _mm_sub_epi16(a0, a1); + __m128i b2 = _mm_add_epi16(a2, a3); + __m128i b3 = _mm_sub_epi16(a2, a3); + __m128i b4 = _mm_add_epi16(a4, a5); + __m128i b5 = _mm_sub_epi16(a4, a5); + __m128i b6 = _mm_add_epi16(a6, a7); + __m128i b7 = _mm_sub_epi16(a6, a7); + + a0 = _mm_add_epi16(b0, b2); + a1 = _mm_add_epi16(b1, b3); + a2 = _mm_sub_epi16(b0, b2); + a3 = _mm_sub_epi16(b1, b3); + a4 = _mm_add_epi16(b4, b6); + a5 = _mm_add_epi16(b5, b7); + a6 = _mm_sub_epi16(b4, b6); + a7 = _mm_sub_epi16(b5, b7); + + if (iter == 0) { + b0 = _mm_add_epi16(a0, a4); + b7 = _mm_add_epi16(a1, a5); + b3 = _mm_add_epi16(a2, a6); + b4 = _mm_add_epi16(a3, a7); + b2 = _mm_sub_epi16(a0, a4); + b6 = _mm_sub_epi16(a1, a5); + b1 = _mm_sub_epi16(a2, a6); + b5 = _mm_sub_epi16(a3, a7); + + a0 = _mm_unpacklo_epi16(b0, b1); + a1 = _mm_unpacklo_epi16(b2, b3); + a2 = _mm_unpackhi_epi16(b0, b1); + a3 = _mm_unpackhi_epi16(b2, b3); + a4 = _mm_unpacklo_epi16(b4, b5); + a5 = _mm_unpacklo_epi16(b6, b7); + a6 = _mm_unpackhi_epi16(b4, b5); + a7 = _mm_unpackhi_epi16(b6, b7); + + b0 = _mm_unpacklo_epi32(a0, a1); + b1 = _mm_unpacklo_epi32(a4, a5); + b2 = _mm_unpackhi_epi32(a0, a1); + b3 = _mm_unpackhi_epi32(a4, a5); + b4 = _mm_unpacklo_epi32(a2, a3); + b5 = _mm_unpacklo_epi32(a6, a7); + b6 = _mm_unpackhi_epi32(a2, a3); + b7 = _mm_unpackhi_epi32(a6, a7); + + in[0] = _mm_unpacklo_epi64(b0, b1); + in[1] = _mm_unpackhi_epi64(b0, b1); + in[2] = _mm_unpacklo_epi64(b2, b3); + in[3] = _mm_unpackhi_epi64(b2, b3); + in[4] = _mm_unpacklo_epi64(b4, b5); + in[5] = _mm_unpackhi_epi64(b4, b5); + in[6] = _mm_unpacklo_epi64(b6, b7); + in[7] = _mm_unpackhi_epi64(b6, b7); + } else { + in[0] = _mm_add_epi16(a0, a4); + in[7] = _mm_add_epi16(a1, a5); + in[3] = _mm_add_epi16(a2, a6); + in[4] = _mm_add_epi16(a3, a7); + in[2] = _mm_sub_epi16(a0, a4); + in[6] = _mm_sub_epi16(a1, a5); + in[1] = _mm_sub_epi16(a2, a6); + in[5] = _mm_sub_epi16(a3, a7); + } +} + +void vp9_hadamard_8x8_sse2(int16_t const *src_diff, int src_stride, + int16_t *coeff) { + __m128i src[8]; + src[0] = _mm_load_si128((const __m128i *)src_diff); + src[1] = _mm_load_si128((const __m128i *)(src_diff += src_stride)); + src[2] = _mm_load_si128((const __m128i *)(src_diff += src_stride)); + src[3] = _mm_load_si128((const __m128i *)(src_diff += src_stride)); + src[4] = _mm_load_si128((const __m128i *)(src_diff += src_stride)); + src[5] = _mm_load_si128((const __m128i *)(src_diff += src_stride)); + src[6] = _mm_load_si128((const __m128i *)(src_diff += src_stride)); + src[7] = _mm_load_si128((const __m128i *)(src_diff += src_stride)); + + hadamard_col8_sse2(src, 0); + hadamard_col8_sse2(src, 1); + + _mm_store_si128((__m128i *)coeff, src[0]); + coeff += 8; + _mm_store_si128((__m128i *)coeff, src[1]); + coeff += 8; + _mm_store_si128((__m128i *)coeff, src[2]); + coeff += 8; + _mm_store_si128((__m128i *)coeff, src[3]); + coeff += 8; + _mm_store_si128((__m128i *)coeff, src[4]); + coeff += 8; + _mm_store_si128((__m128i *)coeff, src[5]); + coeff += 8; + _mm_store_si128((__m128i *)coeff, src[6]); + coeff += 8; + _mm_store_si128((__m128i *)coeff, src[7]); +} + +void vp9_hadamard_16x16_sse2(int16_t const *src_diff, int src_stride, + int16_t *coeff) { + int idx; + for (idx = 0; idx < 4; ++idx) { + int16_t const *src_ptr = src_diff + (idx >> 1) * 8 * src_stride + + (idx & 0x01) * 8; + vp9_hadamard_8x8_sse2(src_ptr, src_stride, coeff + idx * 64); + } + + for (idx = 0; idx < 64; idx += 8) { + __m128i coeff0 = _mm_load_si128((const __m128i *)coeff); + __m128i coeff1 = _mm_load_si128((const __m128i *)(coeff + 64)); + __m128i coeff2 = _mm_load_si128((const __m128i *)(coeff + 128)); + __m128i coeff3 = _mm_load_si128((const __m128i *)(coeff + 192)); + + __m128i b0 = _mm_add_epi16(coeff0, coeff1); + __m128i b1 = _mm_sub_epi16(coeff0, coeff1); + __m128i b2 = _mm_add_epi16(coeff2, coeff3); + __m128i b3 = _mm_sub_epi16(coeff2, coeff3); + + coeff0 = _mm_add_epi16(b0, b2); + coeff1 = _mm_add_epi16(b1, b3); + coeff0 = _mm_srai_epi16(coeff0, 1); + coeff1 = _mm_srai_epi16(coeff1, 1); + _mm_store_si128((__m128i *)coeff, coeff0); + _mm_store_si128((__m128i *)(coeff + 64), coeff1); + + coeff2 = _mm_sub_epi16(b0, b2); + coeff3 = _mm_sub_epi16(b1, b3); + coeff2 = _mm_srai_epi16(coeff2, 1); + coeff3 = _mm_srai_epi16(coeff3, 1); + _mm_store_si128((__m128i *)(coeff + 128), coeff2); + _mm_store_si128((__m128i *)(coeff + 192), coeff3); + + coeff += 8; + } +} + +int16_t vp9_satd_sse2(const int16_t *coeff, int length) { + int i; + __m128i sum = _mm_load_si128((const __m128i *)coeff); + __m128i sign = _mm_srai_epi16(sum, 15); + __m128i val = _mm_xor_si128(sum, sign); + sum = _mm_sub_epi16(val, sign); + coeff += 8; + + for (i = 8; i < length; i += 8) { + __m128i src_line = _mm_load_si128((const __m128i *)coeff); + sign = _mm_srai_epi16(src_line, 15); + val = _mm_xor_si128(src_line, sign); + val = _mm_sub_epi16(val, sign); + sum = _mm_add_epi16(sum, val); + coeff += 8; + } + + val = _mm_srli_si128(sum, 8); + sum = _mm_add_epi16(sum, val); + val = _mm_srli_epi64(sum, 32); + sum = _mm_add_epi16(sum, val); + val = _mm_srli_epi32(sum, 16); + sum = _mm_add_epi16(sum, val); + + return _mm_extract_epi16(sum, 0); +} + +void vp9_int_pro_row_sse2(int16_t *hbuf, uint8_t const*ref, + const int ref_stride, const int height) { + int idx; + __m128i zero = _mm_setzero_si128(); + __m128i src_line = _mm_loadu_si128((const __m128i *)ref); + __m128i s0 = _mm_unpacklo_epi8(src_line, zero); + __m128i s1 = _mm_unpackhi_epi8(src_line, zero); + __m128i t0, t1; + int height_1 = height - 1; + ref += ref_stride; + + for (idx = 1; idx < height_1; idx += 2) { + src_line = _mm_loadu_si128((const __m128i *)ref); + t0 = _mm_unpacklo_epi8(src_line, zero); + t1 = _mm_unpackhi_epi8(src_line, zero); + s0 = _mm_adds_epu16(s0, t0); + s1 = _mm_adds_epu16(s1, t1); + ref += ref_stride; + + src_line = _mm_loadu_si128((const __m128i *)ref); + t0 = _mm_unpacklo_epi8(src_line, zero); + t1 = _mm_unpackhi_epi8(src_line, zero); + s0 = _mm_adds_epu16(s0, t0); + s1 = _mm_adds_epu16(s1, t1); + ref += ref_stride; + } + + src_line = _mm_loadu_si128((const __m128i *)ref); + t0 = _mm_unpacklo_epi8(src_line, zero); + t1 = _mm_unpackhi_epi8(src_line, zero); + s0 = _mm_adds_epu16(s0, t0); + s1 = _mm_adds_epu16(s1, t1); + + if (height == 64) { + s0 = _mm_srai_epi16(s0, 5); + s1 = _mm_srai_epi16(s1, 5); + } else if (height == 32) { + s0 = _mm_srai_epi16(s0, 4); + s1 = _mm_srai_epi16(s1, 4); + } else { + s0 = _mm_srai_epi16(s0, 3); + s1 = _mm_srai_epi16(s1, 3); + } + + _mm_storeu_si128((__m128i *)hbuf, s0); + hbuf += 8; + _mm_storeu_si128((__m128i *)hbuf, s1); +} + +int16_t vp9_int_pro_col_sse2(uint8_t const *ref, const int width) { + __m128i zero = _mm_setzero_si128(); + __m128i src_line = _mm_load_si128((const __m128i *)ref); + __m128i s0 = _mm_sad_epu8(src_line, zero); + __m128i s1; + int i; + + for (i = 16; i < width; i += 16) { + ref += 16; + src_line = _mm_load_si128((const __m128i *)ref); + s1 = _mm_sad_epu8(src_line, zero); + s0 = _mm_adds_epu16(s0, s1); + } + + s1 = _mm_srli_si128(s0, 8); + s0 = _mm_adds_epu16(s0, s1); + + return _mm_extract_epi16(s0, 0); +} + +int vp9_vector_var_sse2(int16_t const *ref, int16_t const *src, + const int bwl) { + int idx; + int width = 4 << bwl; + int16_t mean; + __m128i v0 = _mm_loadu_si128((const __m128i *)ref); + __m128i v1 = _mm_load_si128((const __m128i *)src); + __m128i diff = _mm_subs_epi16(v0, v1); + __m128i sum = diff; + __m128i sse = _mm_madd_epi16(diff, diff); + + ref += 8; + src += 8; + + for (idx = 8; idx < width; idx += 8) { + v0 = _mm_loadu_si128((const __m128i *)ref); + v1 = _mm_load_si128((const __m128i *)src); + diff = _mm_subs_epi16(v0, v1); + + sum = _mm_add_epi16(sum, diff); + v0 = _mm_madd_epi16(diff, diff); + sse = _mm_add_epi32(sse, v0); + + ref += 8; + src += 8; + } + + v0 = _mm_srli_si128(sum, 8); + sum = _mm_add_epi16(sum, v0); + v0 = _mm_srli_epi64(sum, 32); + sum = _mm_add_epi16(sum, v0); + v0 = _mm_srli_epi32(sum, 16); + sum = _mm_add_epi16(sum, v0); + + v1 = _mm_srli_si128(sse, 8); + sse = _mm_add_epi32(sse, v1); + v1 = _mm_srli_epi64(sse, 32); + sse = _mm_add_epi32(sse, v1); + + mean = _mm_extract_epi16(sum, 0); + + return _mm_cvtsi128_si32(sse) - ((mean * mean) >> (bwl + 2)); +} |