|  | /* | 
|  | * 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 <assert.h> | 
|  | #include <tmmintrin.h> | 
|  |  | 
|  | #include "./aom_config.h" | 
|  | #include "./av1_rtcd.h" | 
|  | #include "av1/common/filter.h" | 
|  |  | 
|  | #define WIDTH_BOUND (16) | 
|  | #define HEIGHT_BOUND (16) | 
|  |  | 
|  | #if CONFIG_DUAL_FILTER && USE_EXTRA_FILTER | 
|  | DECLARE_ALIGNED(16, static int8_t, | 
|  | sub_pel_filters_12sharp_signal_dir[15][2][16]); | 
|  |  | 
|  | DECLARE_ALIGNED(16, static int8_t, | 
|  | sub_pel_filters_12sharp_ver_signal_dir[15][6][16]); | 
|  | #endif  // CONFIG_DUAL_FILTER && USE_EXTRA_FILTER | 
|  |  | 
|  | #if USE_TEMPORALFILTER_12TAP | 
|  | DECLARE_ALIGNED(16, static int8_t, | 
|  | sub_pel_filters_temporalfilter_12_signal_dir[15][2][16]); | 
|  |  | 
|  | DECLARE_ALIGNED(16, static int8_t, | 
|  | sub_pel_filters_temporalfilter_12_ver_signal_dir[15][6][16]); | 
|  | #endif | 
|  |  | 
|  | typedef int8_t (*SubpelFilterCoeffs)[16]; | 
|  |  | 
|  | static INLINE SubpelFilterCoeffs | 
|  | get_subpel_filter_signal_dir(const InterpFilterParams p, int index) { | 
|  | #if CONFIG_DUAL_FILTER && USE_EXTRA_FILTER | 
|  | if (p.interp_filter == MULTITAP_SHARP) { | 
|  | return &sub_pel_filters_12sharp_signal_dir[index][0]; | 
|  | } | 
|  | #endif | 
|  | #if USE_TEMPORALFILTER_12TAP | 
|  | if (p.interp_filter == TEMPORALFILTER_12TAP) { | 
|  | return &sub_pel_filters_temporalfilter_12_signal_dir[index][0]; | 
|  | } | 
|  | #endif | 
|  | (void)p; | 
|  | (void)index; | 
|  | return NULL; | 
|  | } | 
|  |  | 
|  | static INLINE SubpelFilterCoeffs | 
|  | get_subpel_filter_ver_signal_dir(const InterpFilterParams p, int index) { | 
|  | #if CONFIG_DUAL_FILTER && USE_EXTRA_FILTER | 
|  | if (p.interp_filter == MULTITAP_SHARP) { | 
|  | return &sub_pel_filters_12sharp_ver_signal_dir[index][0]; | 
|  | } | 
|  | #endif | 
|  | #if USE_TEMPORALFILTER_12TAP | 
|  | if (p.interp_filter == TEMPORALFILTER_12TAP) { | 
|  | return &sub_pel_filters_temporalfilter_12_ver_signal_dir[index][0]; | 
|  | } | 
|  | #endif | 
|  | (void)p; | 
|  | (void)index; | 
|  | return NULL; | 
|  | } | 
|  |  | 
|  | static INLINE void transpose_4x8(const __m128i *in, __m128i *out) { | 
|  | __m128i t0, t1; | 
|  |  | 
|  | t0 = _mm_unpacklo_epi16(in[0], in[1]); | 
|  | t1 = _mm_unpacklo_epi16(in[2], in[3]); | 
|  |  | 
|  | out[0] = _mm_unpacklo_epi32(t0, t1); | 
|  | out[1] = _mm_srli_si128(out[0], 8); | 
|  | out[2] = _mm_unpackhi_epi32(t0, t1); | 
|  | out[3] = _mm_srli_si128(out[2], 8); | 
|  |  | 
|  | t0 = _mm_unpackhi_epi16(in[0], in[1]); | 
|  | t1 = _mm_unpackhi_epi16(in[2], in[3]); | 
|  |  | 
|  | out[4] = _mm_unpacklo_epi32(t0, t1); | 
|  | out[5] = _mm_srli_si128(out[4], 8); | 
|  | // Note: We ignore out[6] and out[7] because | 
|  | // they're zero vectors. | 
|  | } | 
|  |  | 
|  | typedef void (*store_pixel_t)(const __m128i *x, uint8_t *dst); | 
|  |  | 
|  | static INLINE __m128i accumulate_store(const __m128i *x, uint8_t *src) { | 
|  | const __m128i zero = _mm_setzero_si128(); | 
|  | const __m128i one = _mm_set1_epi16(1); | 
|  | __m128i y = _mm_loadl_epi64((__m128i const *)src); | 
|  | y = _mm_unpacklo_epi8(y, zero); | 
|  | y = _mm_add_epi16(*x, y); | 
|  | y = _mm_add_epi16(y, one); | 
|  | y = _mm_srai_epi16(y, 1); | 
|  | y = _mm_packus_epi16(y, y); | 
|  | return y; | 
|  | } | 
|  |  | 
|  | static INLINE void store_2_pixel_only(const __m128i *x, uint8_t *dst) { | 
|  | uint32_t temp; | 
|  | __m128i u = _mm_packus_epi16(*x, *x); | 
|  | temp = _mm_cvtsi128_si32(u); | 
|  | *(uint16_t *)dst = (uint16_t)temp; | 
|  | } | 
|  |  | 
|  | static INLINE void accumulate_store_2_pixel(const __m128i *x, uint8_t *dst) { | 
|  | uint32_t temp; | 
|  | __m128i y = accumulate_store(x, dst); | 
|  | temp = _mm_cvtsi128_si32(y); | 
|  | *(uint16_t *)dst = (uint16_t)temp; | 
|  | } | 
|  |  | 
|  | static store_pixel_t store2pixelTab[2] = { store_2_pixel_only, | 
|  | accumulate_store_2_pixel }; | 
|  |  | 
|  | static INLINE void store_4_pixel_only(const __m128i *x, uint8_t *dst) { | 
|  | __m128i u = _mm_packus_epi16(*x, *x); | 
|  | *(int *)dst = _mm_cvtsi128_si32(u); | 
|  | } | 
|  |  | 
|  | static INLINE void accumulate_store_4_pixel(const __m128i *x, uint8_t *dst) { | 
|  | __m128i y = accumulate_store(x, dst); | 
|  | *(int *)dst = _mm_cvtsi128_si32(y); | 
|  | } | 
|  |  | 
|  | static store_pixel_t store4pixelTab[2] = { store_4_pixel_only, | 
|  | accumulate_store_4_pixel }; | 
|  |  | 
|  | static void horiz_w4_ssse3(const uint8_t *src, const __m128i *f, int tapsNum, | 
|  | store_pixel_t store_func, uint8_t *dst) { | 
|  | __m128i sumPairRow[4]; | 
|  | __m128i sumPairCol[8]; | 
|  | __m128i pixel; | 
|  | const __m128i k_256 = _mm_set1_epi16(1 << 8); | 
|  | const __m128i zero = _mm_setzero_si128(); | 
|  |  | 
|  | assert(tapsNum == 10 || tapsNum == 12); | 
|  | if (10 == tapsNum) { | 
|  | src -= 1; | 
|  | } | 
|  |  | 
|  | pixel = _mm_loadu_si128((__m128i const *)src); | 
|  | sumPairRow[0] = _mm_maddubs_epi16(pixel, f[0]); | 
|  | sumPairRow[2] = _mm_maddubs_epi16(pixel, f[1]); | 
|  | sumPairRow[2] = _mm_srli_si128(sumPairRow[2], 2); | 
|  |  | 
|  | pixel = _mm_loadu_si128((__m128i const *)(src + 1)); | 
|  | sumPairRow[1] = _mm_maddubs_epi16(pixel, f[0]); | 
|  | sumPairRow[3] = _mm_maddubs_epi16(pixel, f[1]); | 
|  | sumPairRow[3] = _mm_srli_si128(sumPairRow[3], 2); | 
|  |  | 
|  | transpose_4x8(sumPairRow, sumPairCol); | 
|  |  | 
|  | sumPairRow[0] = _mm_adds_epi16(sumPairCol[0], sumPairCol[1]); | 
|  | sumPairRow[1] = _mm_adds_epi16(sumPairCol[4], sumPairCol[5]); | 
|  |  | 
|  | sumPairRow[2] = _mm_min_epi16(sumPairCol[2], sumPairCol[3]); | 
|  | sumPairRow[3] = _mm_max_epi16(sumPairCol[2], sumPairCol[3]); | 
|  |  | 
|  | sumPairRow[0] = _mm_adds_epi16(sumPairRow[0], sumPairRow[1]); | 
|  | sumPairRow[0] = _mm_adds_epi16(sumPairRow[0], sumPairRow[2]); | 
|  | sumPairRow[0] = _mm_adds_epi16(sumPairRow[0], sumPairRow[3]); | 
|  |  | 
|  | sumPairRow[1] = _mm_mulhrs_epi16(sumPairRow[0], k_256); | 
|  | sumPairRow[1] = _mm_packus_epi16(sumPairRow[1], sumPairRow[1]); | 
|  | sumPairRow[1] = _mm_unpacklo_epi8(sumPairRow[1], zero); | 
|  |  | 
|  | store_func(&sumPairRow[1], dst); | 
|  | } | 
|  |  | 
|  | static void horiz_w8_ssse3(const uint8_t *src, const __m128i *f, int tapsNum, | 
|  | store_pixel_t store, uint8_t *buf) { | 
|  | horiz_w4_ssse3(src, f, tapsNum, store, buf); | 
|  | src += 4; | 
|  | buf += 4; | 
|  | horiz_w4_ssse3(src, f, tapsNum, store, buf); | 
|  | } | 
|  |  | 
|  | static void horiz_w16_ssse3(const uint8_t *src, const __m128i *f, int tapsNum, | 
|  | store_pixel_t store, uint8_t *buf) { | 
|  | horiz_w8_ssse3(src, f, tapsNum, store, buf); | 
|  | src += 8; | 
|  | buf += 8; | 
|  | horiz_w8_ssse3(src, f, tapsNum, store, buf); | 
|  | } | 
|  |  | 
|  | static void horiz_w32_ssse3(const uint8_t *src, const __m128i *f, int tapsNum, | 
|  | store_pixel_t store, uint8_t *buf) { | 
|  | horiz_w16_ssse3(src, f, tapsNum, store, buf); | 
|  | src += 16; | 
|  | buf += 16; | 
|  | horiz_w16_ssse3(src, f, tapsNum, store, buf); | 
|  | } | 
|  |  | 
|  | static void horiz_w64_ssse3(const uint8_t *src, const __m128i *f, int tapsNum, | 
|  | store_pixel_t store, uint8_t *buf) { | 
|  | horiz_w32_ssse3(src, f, tapsNum, store, buf); | 
|  | src += 32; | 
|  | buf += 32; | 
|  | horiz_w32_ssse3(src, f, tapsNum, store, buf); | 
|  | } | 
|  |  | 
|  | static void horiz_w128_ssse3(const uint8_t *src, const __m128i *f, int tapsNum, | 
|  | store_pixel_t store, uint8_t *buf) { | 
|  | horiz_w64_ssse3(src, f, tapsNum, store, buf); | 
|  | src += 64; | 
|  | buf += 64; | 
|  | horiz_w64_ssse3(src, f, tapsNum, store, buf); | 
|  | } | 
|  |  | 
|  | static void (*horizTab[6])(const uint8_t *, const __m128i *, int, store_pixel_t, | 
|  | uint8_t *) = { | 
|  | horiz_w4_ssse3,  horiz_w8_ssse3,  horiz_w16_ssse3, | 
|  | horiz_w32_ssse3, horiz_w64_ssse3, horiz_w128_ssse3, | 
|  | }; | 
|  |  | 
|  | static void filter_horiz_ssse3(const uint8_t *src, __m128i *f, int tapsNum, | 
|  | int width, store_pixel_t store, uint8_t *dst) { | 
|  | switch (width) { | 
|  | // Note: | 
|  | // For width=2 and 4, store function must be different | 
|  | case 2: | 
|  | case 4: horizTab[0](src, f, tapsNum, store, dst); break; | 
|  | case 8: horizTab[1](src, f, tapsNum, store, dst); break; | 
|  | case 16: horizTab[2](src, f, tapsNum, store, dst); break; | 
|  | case 32: horizTab[3](src, f, tapsNum, store, dst); break; | 
|  | case 64: horizTab[4](src, f, tapsNum, store, dst); break; | 
|  | case 128: horizTab[5](src, f, tapsNum, store, dst); break; | 
|  | default: assert(0); | 
|  | } | 
|  | } | 
|  |  | 
|  | // Vertical 8-pixel parallel | 
|  | typedef void (*transpose_to_dst_t)(const uint16_t *src, int src_stride, | 
|  | uint8_t *dst, int dst_stride); | 
|  |  | 
|  | static INLINE void transpose8x8_direct_to_dst(const uint16_t *src, | 
|  | int src_stride, uint8_t *dst, | 
|  | int dst_stride) { | 
|  | const __m128i k_256 = _mm_set1_epi16(1 << 8); | 
|  | __m128i v0, v1, v2, v3; | 
|  |  | 
|  | __m128i u0 = _mm_loadu_si128((__m128i const *)(src + 0 * src_stride)); | 
|  | __m128i u1 = _mm_loadu_si128((__m128i const *)(src + 1 * src_stride)); | 
|  | __m128i u2 = _mm_loadu_si128((__m128i const *)(src + 2 * src_stride)); | 
|  | __m128i u3 = _mm_loadu_si128((__m128i const *)(src + 3 * src_stride)); | 
|  | __m128i u4 = _mm_loadu_si128((__m128i const *)(src + 4 * src_stride)); | 
|  | __m128i u5 = _mm_loadu_si128((__m128i const *)(src + 5 * src_stride)); | 
|  | __m128i u6 = _mm_loadu_si128((__m128i const *)(src + 6 * src_stride)); | 
|  | __m128i u7 = _mm_loadu_si128((__m128i const *)(src + 7 * src_stride)); | 
|  |  | 
|  | u0 = _mm_mulhrs_epi16(u0, k_256); | 
|  | u1 = _mm_mulhrs_epi16(u1, k_256); | 
|  | u2 = _mm_mulhrs_epi16(u2, k_256); | 
|  | u3 = _mm_mulhrs_epi16(u3, k_256); | 
|  | u4 = _mm_mulhrs_epi16(u4, k_256); | 
|  | u5 = _mm_mulhrs_epi16(u5, k_256); | 
|  | u6 = _mm_mulhrs_epi16(u6, k_256); | 
|  | u7 = _mm_mulhrs_epi16(u7, k_256); | 
|  |  | 
|  | v0 = _mm_packus_epi16(u0, u1); | 
|  | v1 = _mm_packus_epi16(u2, u3); | 
|  | v2 = _mm_packus_epi16(u4, u5); | 
|  | v3 = _mm_packus_epi16(u6, u7); | 
|  |  | 
|  | u0 = _mm_unpacklo_epi8(v0, v1); | 
|  | u1 = _mm_unpackhi_epi8(v0, v1); | 
|  | u2 = _mm_unpacklo_epi8(v2, v3); | 
|  | u3 = _mm_unpackhi_epi8(v2, v3); | 
|  |  | 
|  | u4 = _mm_unpacklo_epi8(u0, u1); | 
|  | u5 = _mm_unpacklo_epi8(u2, u3); | 
|  | u6 = _mm_unpackhi_epi8(u0, u1); | 
|  | u7 = _mm_unpackhi_epi8(u2, u3); | 
|  |  | 
|  | u0 = _mm_unpacklo_epi32(u4, u5); | 
|  | u1 = _mm_unpackhi_epi32(u4, u5); | 
|  | u2 = _mm_unpacklo_epi32(u6, u7); | 
|  | u3 = _mm_unpackhi_epi32(u6, u7); | 
|  |  | 
|  | u4 = _mm_srli_si128(u0, 8); | 
|  | u5 = _mm_srli_si128(u1, 8); | 
|  | u6 = _mm_srli_si128(u2, 8); | 
|  | u7 = _mm_srli_si128(u3, 8); | 
|  |  | 
|  | _mm_storel_epi64((__m128i *)dst, u0); | 
|  | _mm_storel_epi64((__m128i *)(dst + dst_stride * 1), u4); | 
|  | _mm_storel_epi64((__m128i *)(dst + dst_stride * 2), u1); | 
|  | _mm_storel_epi64((__m128i *)(dst + dst_stride * 3), u5); | 
|  | _mm_storel_epi64((__m128i *)(dst + dst_stride * 4), u2); | 
|  | _mm_storel_epi64((__m128i *)(dst + dst_stride * 5), u6); | 
|  | _mm_storel_epi64((__m128i *)(dst + dst_stride * 6), u3); | 
|  | _mm_storel_epi64((__m128i *)(dst + dst_stride * 7), u7); | 
|  | } | 
|  |  | 
|  | static INLINE void transpose8x8_accumu_to_dst(const uint16_t *src, | 
|  | int src_stride, uint8_t *dst, | 
|  | int dst_stride) { | 
|  | const __m128i k_256 = _mm_set1_epi16(1 << 8); | 
|  | const __m128i zero = _mm_setzero_si128(); | 
|  | const __m128i one = _mm_set1_epi16(1); | 
|  | __m128i v0, v1, v2, v3, v4, v5, v6, v7; | 
|  |  | 
|  | __m128i u0 = _mm_loadu_si128((__m128i const *)(src + 0 * src_stride)); | 
|  | __m128i u1 = _mm_loadu_si128((__m128i const *)(src + 1 * src_stride)); | 
|  | __m128i u2 = _mm_loadu_si128((__m128i const *)(src + 2 * src_stride)); | 
|  | __m128i u3 = _mm_loadu_si128((__m128i const *)(src + 3 * src_stride)); | 
|  | __m128i u4 = _mm_loadu_si128((__m128i const *)(src + 4 * src_stride)); | 
|  | __m128i u5 = _mm_loadu_si128((__m128i const *)(src + 5 * src_stride)); | 
|  | __m128i u6 = _mm_loadu_si128((__m128i const *)(src + 6 * src_stride)); | 
|  | __m128i u7 = _mm_loadu_si128((__m128i const *)(src + 7 * src_stride)); | 
|  |  | 
|  | u0 = _mm_mulhrs_epi16(u0, k_256); | 
|  | u1 = _mm_mulhrs_epi16(u1, k_256); | 
|  | u2 = _mm_mulhrs_epi16(u2, k_256); | 
|  | u3 = _mm_mulhrs_epi16(u3, k_256); | 
|  | u4 = _mm_mulhrs_epi16(u4, k_256); | 
|  | u5 = _mm_mulhrs_epi16(u5, k_256); | 
|  | u6 = _mm_mulhrs_epi16(u6, k_256); | 
|  | u7 = _mm_mulhrs_epi16(u7, k_256); | 
|  |  | 
|  | v0 = _mm_packus_epi16(u0, u1); | 
|  | v1 = _mm_packus_epi16(u2, u3); | 
|  | v2 = _mm_packus_epi16(u4, u5); | 
|  | v3 = _mm_packus_epi16(u6, u7); | 
|  |  | 
|  | u0 = _mm_unpacklo_epi8(v0, v1); | 
|  | u1 = _mm_unpackhi_epi8(v0, v1); | 
|  | u2 = _mm_unpacklo_epi8(v2, v3); | 
|  | u3 = _mm_unpackhi_epi8(v2, v3); | 
|  |  | 
|  | u4 = _mm_unpacklo_epi8(u0, u1); | 
|  | u5 = _mm_unpacklo_epi8(u2, u3); | 
|  | u6 = _mm_unpackhi_epi8(u0, u1); | 
|  | u7 = _mm_unpackhi_epi8(u2, u3); | 
|  |  | 
|  | u0 = _mm_unpacklo_epi32(u4, u5); | 
|  | u1 = _mm_unpackhi_epi32(u4, u5); | 
|  | u2 = _mm_unpacklo_epi32(u6, u7); | 
|  | u3 = _mm_unpackhi_epi32(u6, u7); | 
|  |  | 
|  | u4 = _mm_srli_si128(u0, 8); | 
|  | u5 = _mm_srli_si128(u1, 8); | 
|  | u6 = _mm_srli_si128(u2, 8); | 
|  | u7 = _mm_srli_si128(u3, 8); | 
|  |  | 
|  | v0 = _mm_loadl_epi64((__m128i const *)(dst + 0 * dst_stride)); | 
|  | v1 = _mm_loadl_epi64((__m128i const *)(dst + 1 * dst_stride)); | 
|  | v2 = _mm_loadl_epi64((__m128i const *)(dst + 2 * dst_stride)); | 
|  | v3 = _mm_loadl_epi64((__m128i const *)(dst + 3 * dst_stride)); | 
|  | v4 = _mm_loadl_epi64((__m128i const *)(dst + 4 * dst_stride)); | 
|  | v5 = _mm_loadl_epi64((__m128i const *)(dst + 5 * dst_stride)); | 
|  | v6 = _mm_loadl_epi64((__m128i const *)(dst + 6 * dst_stride)); | 
|  | v7 = _mm_loadl_epi64((__m128i const *)(dst + 7 * dst_stride)); | 
|  |  | 
|  | u0 = _mm_unpacklo_epi8(u0, zero); | 
|  | u1 = _mm_unpacklo_epi8(u1, zero); | 
|  | u2 = _mm_unpacklo_epi8(u2, zero); | 
|  | u3 = _mm_unpacklo_epi8(u3, zero); | 
|  | u4 = _mm_unpacklo_epi8(u4, zero); | 
|  | u5 = _mm_unpacklo_epi8(u5, zero); | 
|  | u6 = _mm_unpacklo_epi8(u6, zero); | 
|  | u7 = _mm_unpacklo_epi8(u7, zero); | 
|  |  | 
|  | v0 = _mm_unpacklo_epi8(v0, zero); | 
|  | v1 = _mm_unpacklo_epi8(v1, zero); | 
|  | v2 = _mm_unpacklo_epi8(v2, zero); | 
|  | v3 = _mm_unpacklo_epi8(v3, zero); | 
|  | v4 = _mm_unpacklo_epi8(v4, zero); | 
|  | v5 = _mm_unpacklo_epi8(v5, zero); | 
|  | v6 = _mm_unpacklo_epi8(v6, zero); | 
|  | v7 = _mm_unpacklo_epi8(v7, zero); | 
|  |  | 
|  | v0 = _mm_adds_epi16(u0, v0); | 
|  | v1 = _mm_adds_epi16(u4, v1); | 
|  | v2 = _mm_adds_epi16(u1, v2); | 
|  | v3 = _mm_adds_epi16(u5, v3); | 
|  | v4 = _mm_adds_epi16(u2, v4); | 
|  | v5 = _mm_adds_epi16(u6, v5); | 
|  | v6 = _mm_adds_epi16(u3, v6); | 
|  | v7 = _mm_adds_epi16(u7, v7); | 
|  |  | 
|  | v0 = _mm_adds_epi16(v0, one); | 
|  | v1 = _mm_adds_epi16(v1, one); | 
|  | v2 = _mm_adds_epi16(v2, one); | 
|  | v3 = _mm_adds_epi16(v3, one); | 
|  | v4 = _mm_adds_epi16(v4, one); | 
|  | v5 = _mm_adds_epi16(v5, one); | 
|  | v6 = _mm_adds_epi16(v6, one); | 
|  | v7 = _mm_adds_epi16(v7, one); | 
|  |  | 
|  | v0 = _mm_srai_epi16(v0, 1); | 
|  | v1 = _mm_srai_epi16(v1, 1); | 
|  | v2 = _mm_srai_epi16(v2, 1); | 
|  | v3 = _mm_srai_epi16(v3, 1); | 
|  | v4 = _mm_srai_epi16(v4, 1); | 
|  | v5 = _mm_srai_epi16(v5, 1); | 
|  | v6 = _mm_srai_epi16(v6, 1); | 
|  | v7 = _mm_srai_epi16(v7, 1); | 
|  |  | 
|  | u0 = _mm_packus_epi16(v0, v1); | 
|  | u1 = _mm_packus_epi16(v2, v3); | 
|  | u2 = _mm_packus_epi16(v4, v5); | 
|  | u3 = _mm_packus_epi16(v6, v7); | 
|  |  | 
|  | u4 = _mm_srli_si128(u0, 8); | 
|  | u5 = _mm_srli_si128(u1, 8); | 
|  | u6 = _mm_srli_si128(u2, 8); | 
|  | u7 = _mm_srli_si128(u3, 8); | 
|  |  | 
|  | _mm_storel_epi64((__m128i *)dst, u0); | 
|  | _mm_storel_epi64((__m128i *)(dst + dst_stride * 1), u4); | 
|  | _mm_storel_epi64((__m128i *)(dst + dst_stride * 2), u1); | 
|  | _mm_storel_epi64((__m128i *)(dst + dst_stride * 3), u5); | 
|  | _mm_storel_epi64((__m128i *)(dst + dst_stride * 4), u2); | 
|  | _mm_storel_epi64((__m128i *)(dst + dst_stride * 5), u6); | 
|  | _mm_storel_epi64((__m128i *)(dst + dst_stride * 6), u3); | 
|  | _mm_storel_epi64((__m128i *)(dst + dst_stride * 7), u7); | 
|  | } | 
|  |  | 
|  | static transpose_to_dst_t trans8x8Tab[2] = { transpose8x8_direct_to_dst, | 
|  | transpose8x8_accumu_to_dst }; | 
|  |  | 
|  | static INLINE void transpose_8x16(const __m128i *in, __m128i *out) { | 
|  | __m128i t0, t1, t2, t3, u0, u1; | 
|  |  | 
|  | t0 = _mm_unpacklo_epi16(in[0], in[1]); | 
|  | t1 = _mm_unpacklo_epi16(in[2], in[3]); | 
|  | t2 = _mm_unpacklo_epi16(in[4], in[5]); | 
|  | t3 = _mm_unpacklo_epi16(in[6], in[7]); | 
|  |  | 
|  | u0 = _mm_unpacklo_epi32(t0, t1); | 
|  | u1 = _mm_unpacklo_epi32(t2, t3); | 
|  |  | 
|  | out[0] = _mm_unpacklo_epi64(u0, u1); | 
|  | out[1] = _mm_unpackhi_epi64(u0, u1); | 
|  |  | 
|  | u0 = _mm_unpackhi_epi32(t0, t1); | 
|  | u1 = _mm_unpackhi_epi32(t2, t3); | 
|  |  | 
|  | out[2] = _mm_unpacklo_epi64(u0, u1); | 
|  | out[3] = _mm_unpackhi_epi64(u0, u1); | 
|  |  | 
|  | t0 = _mm_unpackhi_epi16(in[0], in[1]); | 
|  | t1 = _mm_unpackhi_epi16(in[2], in[3]); | 
|  | t2 = _mm_unpackhi_epi16(in[4], in[5]); | 
|  | t3 = _mm_unpackhi_epi16(in[6], in[7]); | 
|  |  | 
|  | u0 = _mm_unpacklo_epi32(t0, t1); | 
|  | u1 = _mm_unpacklo_epi32(t2, t3); | 
|  |  | 
|  | out[4] = _mm_unpacklo_epi64(u0, u1); | 
|  | out[5] = _mm_unpackhi_epi64(u0, u1); | 
|  |  | 
|  | // Ignore out[6] and out[7] | 
|  | // they're zero vectors. | 
|  | } | 
|  |  | 
|  | static void filter_horiz_v8p_ssse3(const uint8_t *src_ptr, ptrdiff_t src_pitch, | 
|  | __m128i *f, int tapsNum, uint16_t *buf) { | 
|  | __m128i s[8], t[6]; | 
|  | __m128i min_x2x3, max_x2x3; | 
|  | __m128i temp; | 
|  |  | 
|  | assert(tapsNum == 10 || tapsNum == 12); | 
|  | if (tapsNum == 10) { | 
|  | src_ptr -= 1; | 
|  | } | 
|  | s[0] = _mm_loadu_si128((const __m128i *)src_ptr); | 
|  | s[1] = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch)); | 
|  | s[2] = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 2)); | 
|  | s[3] = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 3)); | 
|  | s[4] = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 4)); | 
|  | s[5] = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 5)); | 
|  | s[6] = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 6)); | 
|  | s[7] = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 7)); | 
|  |  | 
|  | // TRANSPOSE... | 
|  | // Vecotor represents column pixel pairs instead of a row | 
|  | transpose_8x16(s, t); | 
|  |  | 
|  | // multiply 2 adjacent elements with the filter and add the result | 
|  | s[0] = _mm_maddubs_epi16(t[0], f[0]); | 
|  | s[1] = _mm_maddubs_epi16(t[1], f[1]); | 
|  | s[2] = _mm_maddubs_epi16(t[2], f[2]); | 
|  | s[3] = _mm_maddubs_epi16(t[3], f[3]); | 
|  | s[4] = _mm_maddubs_epi16(t[4], f[4]); | 
|  | s[5] = _mm_maddubs_epi16(t[5], f[5]); | 
|  |  | 
|  | // add and saturate the results together | 
|  | min_x2x3 = _mm_min_epi16(s[2], s[3]); | 
|  | max_x2x3 = _mm_max_epi16(s[2], s[3]); | 
|  | temp = _mm_adds_epi16(s[0], s[1]); | 
|  | temp = _mm_adds_epi16(temp, s[5]); | 
|  | temp = _mm_adds_epi16(temp, s[4]); | 
|  |  | 
|  | temp = _mm_adds_epi16(temp, min_x2x3); | 
|  | temp = _mm_adds_epi16(temp, max_x2x3); | 
|  |  | 
|  | _mm_storeu_si128((__m128i *)buf, temp); | 
|  | } | 
|  |  | 
|  | // Vertical 4-pixel parallel | 
|  | static INLINE void transpose4x4_direct_to_dst(const uint16_t *src, | 
|  | int src_stride, uint8_t *dst, | 
|  | int dst_stride) { | 
|  | const __m128i k_256 = _mm_set1_epi16(1 << 8); | 
|  | __m128i v0, v1, v2, v3; | 
|  |  | 
|  | // TODO(luoyi): two loads, 8 elements per load (two bytes per element) | 
|  | __m128i u0 = _mm_loadl_epi64((__m128i const *)(src + 0 * src_stride)); | 
|  | __m128i u1 = _mm_loadl_epi64((__m128i const *)(src + 1 * src_stride)); | 
|  | __m128i u2 = _mm_loadl_epi64((__m128i const *)(src + 2 * src_stride)); | 
|  | __m128i u3 = _mm_loadl_epi64((__m128i const *)(src + 3 * src_stride)); | 
|  |  | 
|  | v0 = _mm_unpacklo_epi16(u0, u1); | 
|  | v1 = _mm_unpacklo_epi16(u2, u3); | 
|  |  | 
|  | v2 = _mm_unpacklo_epi32(v0, v1); | 
|  | v3 = _mm_unpackhi_epi32(v0, v1); | 
|  |  | 
|  | u0 = _mm_mulhrs_epi16(v2, k_256); | 
|  | u1 = _mm_mulhrs_epi16(v3, k_256); | 
|  |  | 
|  | u0 = _mm_packus_epi16(u0, u1); | 
|  | u1 = _mm_srli_si128(u0, 4); | 
|  | u2 = _mm_srli_si128(u0, 8); | 
|  | u3 = _mm_srli_si128(u0, 12); | 
|  |  | 
|  | *(int *)(dst) = _mm_cvtsi128_si32(u0); | 
|  | *(int *)(dst + dst_stride) = _mm_cvtsi128_si32(u1); | 
|  | *(int *)(dst + dst_stride * 2) = _mm_cvtsi128_si32(u2); | 
|  | *(int *)(dst + dst_stride * 3) = _mm_cvtsi128_si32(u3); | 
|  | } | 
|  |  | 
|  | static INLINE void transpose4x4_accumu_to_dst(const uint16_t *src, | 
|  | int src_stride, uint8_t *dst, | 
|  | int dst_stride) { | 
|  | const __m128i k_256 = _mm_set1_epi16(1 << 8); | 
|  | const __m128i zero = _mm_setzero_si128(); | 
|  | const __m128i one = _mm_set1_epi16(1); | 
|  |  | 
|  | __m128i v0, v1, v2, v3; | 
|  |  | 
|  | __m128i u0 = _mm_loadl_epi64((__m128i const *)(src)); | 
|  | __m128i u1 = _mm_loadl_epi64((__m128i const *)(src + src_stride)); | 
|  | __m128i u2 = _mm_loadl_epi64((__m128i const *)(src + 2 * src_stride)); | 
|  | __m128i u3 = _mm_loadl_epi64((__m128i const *)(src + 3 * src_stride)); | 
|  |  | 
|  | v0 = _mm_unpacklo_epi16(u0, u1); | 
|  | v1 = _mm_unpacklo_epi16(u2, u3); | 
|  |  | 
|  | v2 = _mm_unpacklo_epi32(v0, v1); | 
|  | v3 = _mm_unpackhi_epi32(v0, v1); | 
|  |  | 
|  | u0 = _mm_mulhrs_epi16(v2, k_256); | 
|  | u1 = _mm_mulhrs_epi16(v3, k_256); | 
|  |  | 
|  | u2 = _mm_packus_epi16(u0, u1); | 
|  | u0 = _mm_unpacklo_epi8(u2, zero); | 
|  | u1 = _mm_unpackhi_epi8(u2, zero); | 
|  |  | 
|  | // load pixel values | 
|  | v0 = _mm_loadl_epi64((__m128i const *)(dst)); | 
|  | v1 = _mm_loadl_epi64((__m128i const *)(dst + dst_stride)); | 
|  | v2 = _mm_loadl_epi64((__m128i const *)(dst + 2 * dst_stride)); | 
|  | v3 = _mm_loadl_epi64((__m128i const *)(dst + 3 * dst_stride)); | 
|  |  | 
|  | v0 = _mm_unpacklo_epi8(v0, zero); | 
|  | v1 = _mm_unpacklo_epi8(v1, zero); | 
|  | v2 = _mm_unpacklo_epi8(v2, zero); | 
|  | v3 = _mm_unpacklo_epi8(v3, zero); | 
|  |  | 
|  | v0 = _mm_unpacklo_epi64(v0, v1); | 
|  | v1 = _mm_unpacklo_epi64(v2, v3); | 
|  |  | 
|  | u0 = _mm_adds_epi16(u0, v0); | 
|  | u1 = _mm_adds_epi16(u1, v1); | 
|  |  | 
|  | u0 = _mm_adds_epi16(u0, one); | 
|  | u1 = _mm_adds_epi16(u1, one); | 
|  |  | 
|  | u0 = _mm_srai_epi16(u0, 1); | 
|  | u1 = _mm_srai_epi16(u1, 1); | 
|  |  | 
|  | // saturation and pack to pixels | 
|  | u0 = _mm_packus_epi16(u0, u1); | 
|  | u1 = _mm_srli_si128(u0, 4); | 
|  | u2 = _mm_srli_si128(u0, 8); | 
|  | u3 = _mm_srli_si128(u0, 12); | 
|  |  | 
|  | *(int *)(dst) = _mm_cvtsi128_si32(u0); | 
|  | *(int *)(dst + dst_stride) = _mm_cvtsi128_si32(u1); | 
|  | *(int *)(dst + dst_stride * 2) = _mm_cvtsi128_si32(u2); | 
|  | *(int *)(dst + dst_stride * 3) = _mm_cvtsi128_si32(u3); | 
|  | } | 
|  |  | 
|  | static transpose_to_dst_t trans4x4Tab[2] = { transpose4x4_direct_to_dst, | 
|  | transpose4x4_accumu_to_dst }; | 
|  |  | 
|  | static void filter_horiz_v4p_ssse3(const uint8_t *src_ptr, ptrdiff_t src_pitch, | 
|  | __m128i *f, int tapsNum, uint16_t *buf) { | 
|  | __m128i A, B, C, D; | 
|  | __m128i tr0_0, tr0_1, s1s0, s3s2, s5s4, s7s6, s9s8, sbsa; | 
|  | __m128i x0, x1, x2, x3, x4, x5; | 
|  | __m128i min_x2x3, max_x2x3, temp; | 
|  |  | 
|  | assert(tapsNum == 10 || tapsNum == 12); | 
|  | if (tapsNum == 10) { | 
|  | src_ptr -= 1; | 
|  | } | 
|  | A = _mm_loadu_si128((const __m128i *)src_ptr); | 
|  | B = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch)); | 
|  | C = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 2)); | 
|  | D = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 3)); | 
|  |  | 
|  | // TRANSPOSE... | 
|  | // Vecotor represents column pixel pairs instead of a row | 
|  | // 00 01 10 11 02 03 12 13 04 05 14 15 06 07 16 17 | 
|  | tr0_0 = _mm_unpacklo_epi16(A, B); | 
|  | // 20 21 30 31 22 23 32 33 24 25 34 35 26 27 36 37 | 
|  | tr0_1 = _mm_unpacklo_epi16(C, D); | 
|  | // 00 01 10 11 20 21 30 31 02 03 12 13 22 23 32 33 | 
|  | s1s0 = _mm_unpacklo_epi32(tr0_0, tr0_1); | 
|  | // 04 05 14 15 24 25 34 35 06 07 16 17 26 27 36 37 | 
|  | s5s4 = _mm_unpackhi_epi32(tr0_0, tr0_1); | 
|  | // 02 03 12 13 22 23 32 33 | 
|  | s3s2 = _mm_srli_si128(s1s0, 8); | 
|  | // 06 07 16 17 26 27 36 37 | 
|  | s7s6 = _mm_srli_si128(s5s4, 8); | 
|  |  | 
|  | tr0_0 = _mm_unpackhi_epi16(A, B); | 
|  | tr0_1 = _mm_unpackhi_epi16(C, D); | 
|  | s9s8 = _mm_unpacklo_epi32(tr0_0, tr0_1); | 
|  | sbsa = _mm_srli_si128(s9s8, 8); | 
|  |  | 
|  | // multiply 2 adjacent elements with the filter and add the result | 
|  | x0 = _mm_maddubs_epi16(s1s0, f[0]); | 
|  | x1 = _mm_maddubs_epi16(s3s2, f[1]); | 
|  | x2 = _mm_maddubs_epi16(s5s4, f[2]); | 
|  | x3 = _mm_maddubs_epi16(s7s6, f[3]); | 
|  | x4 = _mm_maddubs_epi16(s9s8, f[4]); | 
|  | x5 = _mm_maddubs_epi16(sbsa, f[5]); | 
|  | // add and saturate the results together | 
|  | min_x2x3 = _mm_min_epi16(x2, x3); | 
|  | max_x2x3 = _mm_max_epi16(x2, x3); | 
|  | temp = _mm_adds_epi16(x0, x1); | 
|  | temp = _mm_adds_epi16(temp, x5); | 
|  | temp = _mm_adds_epi16(temp, x4); | 
|  |  | 
|  | temp = _mm_adds_epi16(temp, min_x2x3); | 
|  | temp = _mm_adds_epi16(temp, max_x2x3); | 
|  | _mm_storel_epi64((__m128i *)buf, temp); | 
|  | } | 
|  |  | 
|  | // Note: | 
|  | //  This function assumes: | 
|  | // (1) 10/12-taps filters | 
|  | // (2) x_step_q4 = 16 then filter is fixed at the call | 
|  |  | 
|  | void av1_convolve_horiz_ssse3(const uint8_t *src, int src_stride, uint8_t *dst, | 
|  | int dst_stride, int w, int h, | 
|  | const InterpFilterParams filter_params, | 
|  | const int subpel_x_q4, int x_step_q4, | 
|  | ConvolveParams *conv_params) { | 
|  | DECLARE_ALIGNED(16, uint16_t, temp[8 * 8]); | 
|  | __m128i verf[6]; | 
|  | __m128i horf[2]; | 
|  | SubpelFilterCoeffs hCoeffs, vCoeffs; | 
|  | assert(conv_params->do_average == 0 || conv_params->do_average == 1); | 
|  | const uint8_t *src_ptr; | 
|  | store_pixel_t store2p = store2pixelTab[conv_params->do_average]; | 
|  | store_pixel_t store4p = store4pixelTab[conv_params->do_average]; | 
|  | transpose_to_dst_t transpose_4x4 = trans4x4Tab[conv_params->do_average]; | 
|  | transpose_to_dst_t transpose_8x8 = trans8x8Tab[conv_params->do_average]; | 
|  |  | 
|  | const int tapsNum = filter_params.taps; | 
|  | int block_height, block_residu; | 
|  | int i, col, count; | 
|  | (void)x_step_q4; | 
|  |  | 
|  | if (0 == subpel_x_q4 || 16 != x_step_q4) { | 
|  | av1_convolve_horiz_c(src, src_stride, dst, dst_stride, w, h, filter_params, | 
|  | subpel_x_q4, x_step_q4, conv_params); | 
|  | return; | 
|  | } | 
|  |  | 
|  | hCoeffs = get_subpel_filter_signal_dir(filter_params, subpel_x_q4 - 1); | 
|  | vCoeffs = get_subpel_filter_ver_signal_dir(filter_params, subpel_x_q4 - 1); | 
|  |  | 
|  | if (!hCoeffs || !vCoeffs) { | 
|  | av1_convolve_horiz_c(src, src_stride, dst, dst_stride, w, h, filter_params, | 
|  | subpel_x_q4, x_step_q4, conv_params); | 
|  | return; | 
|  | } | 
|  |  | 
|  | verf[0] = *((const __m128i *)(vCoeffs)); | 
|  | verf[1] = *((const __m128i *)(vCoeffs + 1)); | 
|  | verf[2] = *((const __m128i *)(vCoeffs + 2)); | 
|  | verf[3] = *((const __m128i *)(vCoeffs + 3)); | 
|  | verf[4] = *((const __m128i *)(vCoeffs + 4)); | 
|  | verf[5] = *((const __m128i *)(vCoeffs + 5)); | 
|  |  | 
|  | horf[0] = *((const __m128i *)(hCoeffs)); | 
|  | horf[1] = *((const __m128i *)(hCoeffs + 1)); | 
|  |  | 
|  | count = 0; | 
|  |  | 
|  | // here tapsNum is filter size | 
|  | src -= (tapsNum >> 1) - 1; | 
|  | src_ptr = src; | 
|  | if (w > WIDTH_BOUND && h > HEIGHT_BOUND) { | 
|  | // 8-pixels parallel | 
|  | block_height = h >> 3; | 
|  | block_residu = h & 7; | 
|  |  | 
|  | do { | 
|  | for (col = 0; col < w; col += 8) { | 
|  | for (i = 0; i < 8; ++i) { | 
|  | filter_horiz_v8p_ssse3(src_ptr, src_stride, verf, tapsNum, | 
|  | temp + (i * 8)); | 
|  | src_ptr += 1; | 
|  | } | 
|  | transpose_8x8(temp, 8, dst + col, dst_stride); | 
|  | } | 
|  | count++; | 
|  | src_ptr = src + count * src_stride * 8; | 
|  | dst += dst_stride * 8; | 
|  | } while (count < block_height); | 
|  |  | 
|  | for (i = 0; i < block_residu; ++i) { | 
|  | filter_horiz_ssse3(src_ptr, horf, tapsNum, w, store4p, dst); | 
|  | src_ptr += src_stride; | 
|  | dst += dst_stride; | 
|  | } | 
|  | } else { | 
|  | if (w > 2) { | 
|  | // 4-pixels parallel | 
|  | block_height = h >> 2; | 
|  | block_residu = h & 3; | 
|  |  | 
|  | do { | 
|  | for (col = 0; col < w; col += 4) { | 
|  | for (i = 0; i < 4; ++i) { | 
|  | filter_horiz_v4p_ssse3(src_ptr, src_stride, verf, tapsNum, | 
|  | temp + (i * 4)); | 
|  | src_ptr += 1; | 
|  | } | 
|  | transpose_4x4(temp, 4, dst + col, dst_stride); | 
|  | } | 
|  | count++; | 
|  | src_ptr = src + count * src_stride * 4; | 
|  | dst += dst_stride * 4; | 
|  | } while (count < block_height); | 
|  |  | 
|  | for (i = 0; i < block_residu; ++i) { | 
|  | filter_horiz_ssse3(src_ptr, horf, tapsNum, w, store4p, dst); | 
|  | src_ptr += src_stride; | 
|  | dst += dst_stride; | 
|  | } | 
|  | } else { | 
|  | for (i = 0; i < h; i++) { | 
|  | filter_horiz_ssse3(src_ptr, horf, tapsNum, w, store2p, dst); | 
|  | src_ptr += src_stride; | 
|  | dst += dst_stride; | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | // Vertical convolution filtering | 
|  | static INLINE void store_8_pixel_only(const __m128i *x, uint8_t *dst) { | 
|  | __m128i u = _mm_packus_epi16(*x, *x); | 
|  | _mm_storel_epi64((__m128i *)dst, u); | 
|  | } | 
|  |  | 
|  | static INLINE void accumulate_store_8_pixel(const __m128i *x, uint8_t *dst) { | 
|  | __m128i y = accumulate_store(x, dst); | 
|  | _mm_storel_epi64((__m128i *)dst, y); | 
|  | } | 
|  |  | 
|  | static store_pixel_t store8pixelTab[2] = { store_8_pixel_only, | 
|  | accumulate_store_8_pixel }; | 
|  |  | 
|  | static __m128i filter_vert_ssse3(const uint8_t *src, int src_stride, | 
|  | int tapsNum, __m128i *f) { | 
|  | __m128i s[12]; | 
|  | const __m128i k_256 = _mm_set1_epi16(1 << 8); | 
|  | const __m128i zero = _mm_setzero_si128(); | 
|  | __m128i min_x2x3, max_x2x3, sum; | 
|  | int i = 0; | 
|  | int r = 0; | 
|  |  | 
|  | if (10 == tapsNum) { | 
|  | i += 1; | 
|  | s[0] = zero; | 
|  | } | 
|  | while (i < 12) { | 
|  | s[i] = _mm_loadu_si128((__m128i const *)(src + r * src_stride)); | 
|  | i += 1; | 
|  | r += 1; | 
|  | } | 
|  |  | 
|  | s[0] = _mm_unpacklo_epi8(s[0], s[1]); | 
|  | s[2] = _mm_unpacklo_epi8(s[2], s[3]); | 
|  | s[4] = _mm_unpacklo_epi8(s[4], s[5]); | 
|  | s[6] = _mm_unpacklo_epi8(s[6], s[7]); | 
|  | s[8] = _mm_unpacklo_epi8(s[8], s[9]); | 
|  | s[10] = _mm_unpacklo_epi8(s[10], s[11]); | 
|  |  | 
|  | s[0] = _mm_maddubs_epi16(s[0], f[0]); | 
|  | s[2] = _mm_maddubs_epi16(s[2], f[1]); | 
|  | s[4] = _mm_maddubs_epi16(s[4], f[2]); | 
|  | s[6] = _mm_maddubs_epi16(s[6], f[3]); | 
|  | s[8] = _mm_maddubs_epi16(s[8], f[4]); | 
|  | s[10] = _mm_maddubs_epi16(s[10], f[5]); | 
|  |  | 
|  | min_x2x3 = _mm_min_epi16(s[4], s[6]); | 
|  | max_x2x3 = _mm_max_epi16(s[4], s[6]); | 
|  | sum = _mm_adds_epi16(s[0], s[2]); | 
|  | sum = _mm_adds_epi16(sum, s[10]); | 
|  | sum = _mm_adds_epi16(sum, s[8]); | 
|  |  | 
|  | sum = _mm_adds_epi16(sum, min_x2x3); | 
|  | sum = _mm_adds_epi16(sum, max_x2x3); | 
|  |  | 
|  | sum = _mm_mulhrs_epi16(sum, k_256); | 
|  | sum = _mm_packus_epi16(sum, sum); | 
|  | sum = _mm_unpacklo_epi8(sum, zero); | 
|  | return sum; | 
|  | } | 
|  |  | 
|  | static void filter_vert_horiz_parallel_ssse3(const uint8_t *src, int src_stride, | 
|  | __m128i *f, int tapsNum, | 
|  | store_pixel_t store_func, | 
|  | uint8_t *dst) { | 
|  | __m128i sum = filter_vert_ssse3(src, src_stride, tapsNum, f); | 
|  | store_func(&sum, dst); | 
|  | } | 
|  |  | 
|  | static void filter_vert_compute_small(const uint8_t *src, int src_stride, | 
|  | __m128i *f, int tapsNum, | 
|  | store_pixel_t store_func, int h, | 
|  | uint8_t *dst, int dst_stride) { | 
|  | int rowIndex = 0; | 
|  | do { | 
|  | filter_vert_horiz_parallel_ssse3(src, src_stride, f, tapsNum, store_func, | 
|  | dst); | 
|  | rowIndex++; | 
|  | src += src_stride; | 
|  | dst += dst_stride; | 
|  | } while (rowIndex < h); | 
|  | } | 
|  |  | 
|  | static void filter_vert_compute_large(const uint8_t *src, int src_stride, | 
|  | __m128i *f, int tapsNum, | 
|  | store_pixel_t store_func, int w, int h, | 
|  | uint8_t *dst, int dst_stride) { | 
|  | int col; | 
|  | int rowIndex = 0; | 
|  | const uint8_t *src_ptr = src; | 
|  | uint8_t *dst_ptr = dst; | 
|  |  | 
|  | do { | 
|  | for (col = 0; col < w; col += 8) { | 
|  | filter_vert_horiz_parallel_ssse3(src_ptr, src_stride, f, tapsNum, | 
|  | store_func, dst_ptr); | 
|  | src_ptr += 8; | 
|  | dst_ptr += 8; | 
|  | } | 
|  | rowIndex++; | 
|  | src_ptr = src + rowIndex * src_stride; | 
|  | dst_ptr = dst + rowIndex * dst_stride; | 
|  | } while (rowIndex < h); | 
|  | } | 
|  |  | 
|  | void av1_convolve_vert_ssse3(const uint8_t *src, int src_stride, uint8_t *dst, | 
|  | int dst_stride, int w, int h, | 
|  | const InterpFilterParams filter_params, | 
|  | const int subpel_y_q4, int y_step_q4, | 
|  | ConvolveParams *conv_params) { | 
|  | __m128i verf[6]; | 
|  | SubpelFilterCoeffs vCoeffs; | 
|  | const uint8_t *src_ptr; | 
|  | assert(conv_params->do_average == 0 || conv_params->do_average == 1); | 
|  | uint8_t *dst_ptr = dst; | 
|  | store_pixel_t store2p = store2pixelTab[conv_params->do_average]; | 
|  | store_pixel_t store4p = store4pixelTab[conv_params->do_average]; | 
|  | store_pixel_t store8p = store8pixelTab[conv_params->do_average]; | 
|  | const int tapsNum = filter_params.taps; | 
|  |  | 
|  | if (0 == subpel_y_q4 || 16 != y_step_q4) { | 
|  | av1_convolve_vert_c(src, src_stride, dst, dst_stride, w, h, filter_params, | 
|  | subpel_y_q4, y_step_q4, conv_params); | 
|  | return; | 
|  | } | 
|  |  | 
|  | vCoeffs = get_subpel_filter_ver_signal_dir(filter_params, subpel_y_q4 - 1); | 
|  |  | 
|  | if (!vCoeffs) { | 
|  | av1_convolve_vert_c(src, src_stride, dst, dst_stride, w, h, filter_params, | 
|  | subpel_y_q4, y_step_q4, conv_params); | 
|  | return; | 
|  | } | 
|  |  | 
|  | verf[0] = *((const __m128i *)(vCoeffs)); | 
|  | verf[1] = *((const __m128i *)(vCoeffs + 1)); | 
|  | verf[2] = *((const __m128i *)(vCoeffs + 2)); | 
|  | verf[3] = *((const __m128i *)(vCoeffs + 3)); | 
|  | verf[4] = *((const __m128i *)(vCoeffs + 4)); | 
|  | verf[5] = *((const __m128i *)(vCoeffs + 5)); | 
|  |  | 
|  | src -= src_stride * ((tapsNum >> 1) - 1); | 
|  | src_ptr = src; | 
|  |  | 
|  | if (w > 4) { | 
|  | filter_vert_compute_large(src_ptr, src_stride, verf, tapsNum, store8p, w, h, | 
|  | dst_ptr, dst_stride); | 
|  | } else if (4 == w) { | 
|  | filter_vert_compute_small(src_ptr, src_stride, verf, tapsNum, store4p, h, | 
|  | dst_ptr, dst_stride); | 
|  | } else if (2 == w) { | 
|  | filter_vert_compute_small(src_ptr, src_stride, verf, tapsNum, store2p, h, | 
|  | dst_ptr, dst_stride); | 
|  | } else { | 
|  | assert(0); | 
|  | } | 
|  | } | 
|  |  | 
|  | static void init_simd_horiz_filter(const int16_t *filter_ptr, int taps, | 
|  | int8_t (*simd_horiz_filter)[2][16]) { | 
|  | int shift; | 
|  | int offset = (12 - taps) / 2; | 
|  | const int16_t *filter_row; | 
|  | for (shift = 1; shift < SUBPEL_SHIFTS; ++shift) { | 
|  | int i; | 
|  | filter_row = filter_ptr + shift * taps; | 
|  | for (i = 0; i < offset; ++i) simd_horiz_filter[shift - 1][0][i] = 0; | 
|  |  | 
|  | for (i = 0; i < offset + 2; ++i) simd_horiz_filter[shift - 1][1][i] = 0; | 
|  |  | 
|  | for (i = 0; i < taps; ++i) { | 
|  | simd_horiz_filter[shift - 1][0][i + offset] = (int8_t)filter_row[i]; | 
|  | simd_horiz_filter[shift - 1][1][i + offset + 2] = (int8_t)filter_row[i]; | 
|  | } | 
|  |  | 
|  | for (i = offset + taps; i < 16; ++i) simd_horiz_filter[shift - 1][0][i] = 0; | 
|  |  | 
|  | for (i = offset + 2 + taps; i < 16; ++i) | 
|  | simd_horiz_filter[shift - 1][1][i] = 0; | 
|  | } | 
|  | } | 
|  |  | 
|  | static void init_simd_vert_filter(const int16_t *filter_ptr, int taps, | 
|  | int8_t (*simd_vert_filter)[6][16]) { | 
|  | int shift; | 
|  | int offset = (12 - taps) / 2; | 
|  | const int16_t *filter_row; | 
|  | for (shift = 1; shift < SUBPEL_SHIFTS; ++shift) { | 
|  | int i; | 
|  | filter_row = filter_ptr + shift * taps; | 
|  | for (i = 0; i < 6; ++i) { | 
|  | int j; | 
|  | for (j = 0; j < 16; ++j) { | 
|  | int c = i * 2 + (j % 2) - offset; | 
|  | if (c >= 0 && c < taps) | 
|  | simd_vert_filter[shift - 1][i][j] = (int8_t)filter_row[c]; | 
|  | else | 
|  | simd_vert_filter[shift - 1][i][j] = 0; | 
|  | } | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | typedef struct SimdFilter { | 
|  | InterpFilter interp_filter; | 
|  | int8_t (*simd_horiz_filter)[2][16]; | 
|  | int8_t (*simd_vert_filter)[6][16]; | 
|  | } SimdFilter; | 
|  |  | 
|  | #if CONFIG_DUAL_FILTER && USE_EXTRA_FILTER | 
|  | #define MULTITAP_FILTER_NUM 1 | 
|  | SimdFilter simd_filters[MULTITAP_FILTER_NUM] = { | 
|  | { MULTITAP_SHARP, &sub_pel_filters_12sharp_signal_dir[0], | 
|  | &sub_pel_filters_12sharp_ver_signal_dir[0] }, | 
|  | }; | 
|  | #endif | 
|  |  | 
|  | #if USE_TEMPORALFILTER_12TAP | 
|  | SimdFilter temporal_simd_filter = { | 
|  | TEMPORALFILTER_12TAP, &sub_pel_filters_temporalfilter_12_signal_dir[0], | 
|  | &sub_pel_filters_temporalfilter_12_ver_signal_dir[0] | 
|  | }; | 
|  | #endif | 
|  |  | 
|  | void av1_lowbd_convolve_init_ssse3(void) { | 
|  | #if USE_TEMPORALFILTER_12TAP | 
|  | { | 
|  | InterpFilterParams filter_params = | 
|  | av1_get_interp_filter_params(temporal_simd_filter.interp_filter); | 
|  | int taps = filter_params.taps; | 
|  | const int16_t *filter_ptr = filter_params.filter_ptr; | 
|  | init_simd_horiz_filter(filter_ptr, taps, | 
|  | temporal_simd_filter.simd_horiz_filter); | 
|  | init_simd_vert_filter(filter_ptr, taps, | 
|  | temporal_simd_filter.simd_vert_filter); | 
|  | } | 
|  | #endif | 
|  | #if CONFIG_DUAL_FILTER && USE_EXTRA_FILTER | 
|  | { | 
|  | int i; | 
|  | for (i = 0; i < MULTITAP_FILTER_NUM; ++i) { | 
|  | InterpFilter interp_filter = simd_filters[i].interp_filter; | 
|  | InterpFilterParams filter_params = | 
|  | av1_get_interp_filter_params(interp_filter); | 
|  | int taps = filter_params.taps; | 
|  | const int16_t *filter_ptr = filter_params.filter_ptr; | 
|  | init_simd_horiz_filter(filter_ptr, taps, | 
|  | simd_filters[i].simd_horiz_filter); | 
|  | init_simd_vert_filter(filter_ptr, taps, simd_filters[i].simd_vert_filter); | 
|  | } | 
|  | } | 
|  | #endif | 
|  | return; | 
|  | } |