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Diffstat (limited to '')
-rw-r--r-- | third_party/aom/aom_dsp/x86/intrapred_utils.h | 205 |
1 files changed, 205 insertions, 0 deletions
diff --git a/third_party/aom/aom_dsp/x86/intrapred_utils.h b/third_party/aom/aom_dsp/x86/intrapred_utils.h new file mode 100644 index 0000000000..502574673e --- /dev/null +++ b/third_party/aom/aom_dsp/x86/intrapred_utils.h @@ -0,0 +1,205 @@ +/* + * Copyright (c) 2021, 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. + */ +#ifndef AOM_AOM_DSP_X86_INTRAPRED_UTILS_H_ +#define AOM_AOM_DSP_X86_INTRAPRED_UTILS_H_ + +#include <emmintrin.h> // SSE2 +#include "aom/aom_integer.h" +#include "config/aom_config.h" +#include "config/aom_dsp_rtcd.h" + +static DECLARE_ALIGNED(16, uint8_t, EvenOddMaskx[8][16]) = { + { 0, 2, 4, 6, 8, 10, 12, 14, 1, 3, 5, 7, 9, 11, 13, 15 }, + { 0, 1, 3, 5, 7, 9, 11, 13, 0, 2, 4, 6, 8, 10, 12, 14 }, + { 0, 0, 2, 4, 6, 8, 10, 12, 0, 0, 3, 5, 7, 9, 11, 13 }, + { 0, 0, 0, 3, 5, 7, 9, 11, 0, 0, 0, 4, 6, 8, 10, 12 }, + { 0, 0, 0, 0, 4, 6, 8, 10, 0, 0, 0, 0, 5, 7, 9, 11 }, + { 0, 0, 0, 0, 0, 5, 7, 9, 0, 0, 0, 0, 0, 6, 8, 10 }, + { 0, 0, 0, 0, 0, 0, 6, 8, 0, 0, 0, 0, 0, 0, 7, 9 }, + { 0, 0, 0, 0, 0, 0, 0, 7, 0, 0, 0, 0, 0, 0, 0, 8 } +}; + +static DECLARE_ALIGNED(16, uint8_t, LoadMaskx[16][16]) = { + { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }, + { 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14 }, + { 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13 }, + { 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12 }, + { 0, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 }, + { 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 }, + { 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7, 8 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6, 7 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 5, 6 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 5 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1 }, + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }, +}; + +static DECLARE_ALIGNED(32, int, LoadMaskz2[8][8]) = { + { -1, 0, 0, 0, 0, 0, 0, 0 }, { -1, -1, 0, 0, 0, 0, 0, 0 }, + { -1, -1, -1, 0, 0, 0, 0, 0 }, { -1, -1, -1, -1, 0, 0, 0, 0 }, + { -1, -1, -1, -1, -1, 0, 0, 0 }, { -1, -1, -1, -1, -1, -1, 0, 0 }, + { -1, -1, -1, -1, -1, -1, -1, 0 }, { -1, -1, -1, -1, -1, -1, -1, -1 }, +}; + +static INLINE void transpose4x16_sse2(__m128i *x, __m128i *d) { + __m128i w0, w1, w2, w3, ww0, ww1, ww2, ww3; + w0 = _mm_unpacklo_epi8(x[0], x[1]); + w1 = _mm_unpacklo_epi8(x[2], x[3]); + w2 = _mm_unpackhi_epi8(x[0], x[1]); + w3 = _mm_unpackhi_epi8(x[2], x[3]); + + ww0 = _mm_unpacklo_epi16(w0, w1); + ww1 = _mm_unpacklo_epi16(w2, w3); + ww2 = _mm_unpackhi_epi16(w0, w1); + ww3 = _mm_unpackhi_epi16(w2, w3); + + w0 = _mm_unpacklo_epi32(ww0, ww1); + w2 = _mm_unpacklo_epi32(ww2, ww3); + w1 = _mm_unpackhi_epi32(ww0, ww1); + w3 = _mm_unpackhi_epi32(ww2, ww3); + + d[0] = _mm_unpacklo_epi64(w0, w2); + d[1] = _mm_unpackhi_epi64(w0, w2); + d[2] = _mm_unpacklo_epi64(w1, w3); + d[3] = _mm_unpackhi_epi64(w1, w3); + + d[4] = _mm_srli_si128(d[0], 8); + d[5] = _mm_srli_si128(d[1], 8); + d[6] = _mm_srli_si128(d[2], 8); + d[7] = _mm_srli_si128(d[3], 8); + + d[8] = _mm_srli_si128(d[0], 4); + d[9] = _mm_srli_si128(d[1], 4); + d[10] = _mm_srli_si128(d[2], 4); + d[11] = _mm_srli_si128(d[3], 4); + + d[12] = _mm_srli_si128(d[0], 12); + d[13] = _mm_srli_si128(d[1], 12); + d[14] = _mm_srli_si128(d[2], 12); + d[15] = _mm_srli_si128(d[3], 12); +} + +static INLINE void transpose16x16_sse2(__m128i *x, __m128i *d) { + __m128i w0, w1, w2, w3, w4, w5, w6, w7, w8, w9; + __m128i w10, w11, w12, w13, w14, w15; + + w0 = _mm_unpacklo_epi8(x[0], x[1]); + w1 = _mm_unpacklo_epi8(x[2], x[3]); + w2 = _mm_unpacklo_epi8(x[4], x[5]); + w3 = _mm_unpacklo_epi8(x[6], x[7]); + + w8 = _mm_unpacklo_epi8(x[8], x[9]); + w9 = _mm_unpacklo_epi8(x[10], x[11]); + w10 = _mm_unpacklo_epi8(x[12], x[13]); + w11 = _mm_unpacklo_epi8(x[14], x[15]); + + w4 = _mm_unpacklo_epi16(w0, w1); + w5 = _mm_unpacklo_epi16(w2, w3); + w12 = _mm_unpacklo_epi16(w8, w9); + w13 = _mm_unpacklo_epi16(w10, w11); + + w6 = _mm_unpacklo_epi32(w4, w5); + w7 = _mm_unpackhi_epi32(w4, w5); + w14 = _mm_unpacklo_epi32(w12, w13); + w15 = _mm_unpackhi_epi32(w12, w13); + + // Store first 4-line result + d[0] = _mm_unpacklo_epi64(w6, w14); + d[1] = _mm_unpackhi_epi64(w6, w14); + d[2] = _mm_unpacklo_epi64(w7, w15); + d[3] = _mm_unpackhi_epi64(w7, w15); + + w4 = _mm_unpackhi_epi16(w0, w1); + w5 = _mm_unpackhi_epi16(w2, w3); + w12 = _mm_unpackhi_epi16(w8, w9); + w13 = _mm_unpackhi_epi16(w10, w11); + + w6 = _mm_unpacklo_epi32(w4, w5); + w7 = _mm_unpackhi_epi32(w4, w5); + w14 = _mm_unpacklo_epi32(w12, w13); + w15 = _mm_unpackhi_epi32(w12, w13); + + // Store second 4-line result + d[4] = _mm_unpacklo_epi64(w6, w14); + d[5] = _mm_unpackhi_epi64(w6, w14); + d[6] = _mm_unpacklo_epi64(w7, w15); + d[7] = _mm_unpackhi_epi64(w7, w15); + + // upper half + w0 = _mm_unpackhi_epi8(x[0], x[1]); + w1 = _mm_unpackhi_epi8(x[2], x[3]); + w2 = _mm_unpackhi_epi8(x[4], x[5]); + w3 = _mm_unpackhi_epi8(x[6], x[7]); + + w8 = _mm_unpackhi_epi8(x[8], x[9]); + w9 = _mm_unpackhi_epi8(x[10], x[11]); + w10 = _mm_unpackhi_epi8(x[12], x[13]); + w11 = _mm_unpackhi_epi8(x[14], x[15]); + + w4 = _mm_unpacklo_epi16(w0, w1); + w5 = _mm_unpacklo_epi16(w2, w3); + w12 = _mm_unpacklo_epi16(w8, w9); + w13 = _mm_unpacklo_epi16(w10, w11); + + w6 = _mm_unpacklo_epi32(w4, w5); + w7 = _mm_unpackhi_epi32(w4, w5); + w14 = _mm_unpacklo_epi32(w12, w13); + w15 = _mm_unpackhi_epi32(w12, w13); + + // Store first 4-line result + d[8] = _mm_unpacklo_epi64(w6, w14); + d[9] = _mm_unpackhi_epi64(w6, w14); + d[10] = _mm_unpacklo_epi64(w7, w15); + d[11] = _mm_unpackhi_epi64(w7, w15); + + w4 = _mm_unpackhi_epi16(w0, w1); + w5 = _mm_unpackhi_epi16(w2, w3); + w12 = _mm_unpackhi_epi16(w8, w9); + w13 = _mm_unpackhi_epi16(w10, w11); + + w6 = _mm_unpacklo_epi32(w4, w5); + w7 = _mm_unpackhi_epi32(w4, w5); + w14 = _mm_unpacklo_epi32(w12, w13); + w15 = _mm_unpackhi_epi32(w12, w13); + + // Store second 4-line result + d[12] = _mm_unpacklo_epi64(w6, w14); + d[13] = _mm_unpackhi_epi64(w6, w14); + d[14] = _mm_unpacklo_epi64(w7, w15); + d[15] = _mm_unpackhi_epi64(w7, w15); +} + +static void transpose_TX_16X16(const uint8_t *src, ptrdiff_t pitchSrc, + uint8_t *dst, ptrdiff_t pitchDst) { + __m128i r[16]; + __m128i d[16]; + for (int j = 0; j < 16; j++) { + r[j] = _mm_loadu_si128((__m128i *)(src + j * pitchSrc)); + } + transpose16x16_sse2(r, d); + for (int j = 0; j < 16; j++) { + _mm_storeu_si128((__m128i *)(dst + j * pitchDst), d[j]); + } +} + +static void transpose(const uint8_t *src, ptrdiff_t pitchSrc, uint8_t *dst, + ptrdiff_t pitchDst, int width, int height) { + for (int j = 0; j < height; j += 16) + for (int i = 0; i < width; i += 16) + transpose_TX_16X16(src + i * pitchSrc + j, pitchSrc, + dst + j * pitchDst + i, pitchDst); +} + +#endif // AOM_AOM_DSP_X86_INTRAPRED_UTILS_H_ |