/* * Copyright (c) 2019, 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 #include "config/av1_rtcd.h" #include "av1/common/warped_motion.h" #include "aom_dsp/x86/synonyms.h" DECLARE_ALIGNED(32, static const uint8_t, shuffle_alpha0_mask01_avx2[32]) = { 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0, 1 }; DECLARE_ALIGNED(32, static const uint8_t, shuffle_alpha0_mask23_avx2[32]) = { 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3, 2, 3 }; DECLARE_ALIGNED(32, static const uint8_t, shuffle_alpha0_mask45_avx2[32]) = { 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5, 4, 5 }; DECLARE_ALIGNED(32, static const uint8_t, shuffle_alpha0_mask67_avx2[32]) = { 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7, 6, 7 }; DECLARE_ALIGNED(32, static const uint8_t, shuffle_gamma0_mask0_avx2[32]) = { 0, 1, 2, 3, 0, 1, 2, 3, 0, 1, 2, 3, 0, 1, 2, 3, 0, 1, 2, 3, 0, 1, 2, 3, 0, 1, 2, 3, 0, 1, 2, 3 }; DECLARE_ALIGNED(32, static const uint8_t, shuffle_gamma0_mask1_avx2[32]) = { 4, 5, 6, 7, 4, 5, 6, 7, 4, 5, 6, 7, 4, 5, 6, 7, 4, 5, 6, 7, 4, 5, 6, 7, 4, 5, 6, 7, 4, 5, 6, 7 }; DECLARE_ALIGNED(32, static const uint8_t, shuffle_gamma0_mask2_avx2[32]) = { 8, 9, 10, 11, 8, 9, 10, 11, 8, 9, 10, 11, 8, 9, 10, 11, 8, 9, 10, 11, 8, 9, 10, 11, 8, 9, 10, 11, 8, 9, 10, 11 }; DECLARE_ALIGNED(32, static const uint8_t, shuffle_gamma0_mask3_avx2[32]) = { 12, 13, 14, 15, 12, 13, 14, 15, 12, 13, 14, 15, 12, 13, 14, 15, 12, 13, 14, 15, 12, 13, 14, 15, 12, 13, 14, 15, 12, 13, 14, 15 }; DECLARE_ALIGNED(32, static const uint8_t, shuffle_src0[32]) = { 0, 2, 2, 4, 4, 6, 6, 8, 1, 3, 3, 5, 5, 7, 7, 9, 0, 2, 2, 4, 4, 6, 6, 8, 1, 3, 3, 5, 5, 7, 7, 9 }; DECLARE_ALIGNED(32, static const uint8_t, shuffle_src1[32]) = { 4, 6, 6, 8, 8, 10, 10, 12, 5, 7, 7, 9, 9, 11, 11, 13, 4, 6, 6, 8, 8, 10, 10, 12, 5, 7, 7, 9, 9, 11, 11, 13 }; DECLARE_ALIGNED(32, static const uint8_t, shuffle_src2[32]) = { 1, 3, 3, 5, 5, 7, 7, 9, 2, 4, 4, 6, 6, 8, 8, 10, 1, 3, 3, 5, 5, 7, 7, 9, 2, 4, 4, 6, 6, 8, 8, 10 }; DECLARE_ALIGNED(32, static const uint8_t, shuffle_src3[32]) = { 5, 7, 7, 9, 9, 11, 11, 13, 6, 8, 8, 10, 10, 12, 12, 14, 5, 7, 7, 9, 9, 11, 11, 13, 6, 8, 8, 10, 10, 12, 12, 14 }; static INLINE void filter_src_pixels_avx2(const __m256i src, __m256i *horz_out, __m256i *coeff, const __m256i *shuffle_src, const __m256i *round_const, const __m128i *shift, int row) { const __m256i src_0 = _mm256_shuffle_epi8(src, shuffle_src[0]); const __m256i src_1 = _mm256_shuffle_epi8(src, shuffle_src[1]); const __m256i src_2 = _mm256_shuffle_epi8(src, shuffle_src[2]); const __m256i src_3 = _mm256_shuffle_epi8(src, shuffle_src[3]); const __m256i res_02 = _mm256_maddubs_epi16(src_0, coeff[0]); const __m256i res_46 = _mm256_maddubs_epi16(src_1, coeff[1]); const __m256i res_13 = _mm256_maddubs_epi16(src_2, coeff[2]); const __m256i res_57 = _mm256_maddubs_epi16(src_3, coeff[3]); const __m256i res_even = _mm256_add_epi16(res_02, res_46); const __m256i res_odd = _mm256_add_epi16(res_13, res_57); const __m256i res = _mm256_add_epi16(_mm256_add_epi16(res_even, res_odd), *round_const); horz_out[row] = _mm256_srl_epi16(res, *shift); } static INLINE void prepare_horizontal_filter_coeff_avx2(int alpha, int beta, int sx, __m256i *coeff) { __m128i tmp_0 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[((unsigned)(sx + 0 * alpha)) >> WARPEDDIFF_PREC_BITS]); __m128i tmp_1 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[((unsigned)(sx + 1 * alpha)) >> WARPEDDIFF_PREC_BITS]); __m128i tmp_2 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[((unsigned)(sx + 2 * alpha)) >> WARPEDDIFF_PREC_BITS]); __m128i tmp_3 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[((unsigned)(sx + 3 * alpha)) >> WARPEDDIFF_PREC_BITS]); __m128i tmp_4 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[((unsigned)(sx + 4 * alpha)) >> WARPEDDIFF_PREC_BITS]); __m128i tmp_5 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[((unsigned)(sx + 5 * alpha)) >> WARPEDDIFF_PREC_BITS]); __m128i tmp_6 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[((unsigned)(sx + 6 * alpha)) >> WARPEDDIFF_PREC_BITS]); __m128i tmp_7 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[((unsigned)(sx + 7 * alpha)) >> WARPEDDIFF_PREC_BITS]); __m256i tmp0_256 = _mm256_castsi128_si256(tmp_0); __m256i tmp2_256 = _mm256_castsi128_si256(tmp_2); __m256i tmp1_256 = _mm256_castsi128_si256(tmp_1); __m256i tmp3_256 = _mm256_castsi128_si256(tmp_3); __m256i tmp4_256 = _mm256_castsi128_si256(tmp_4); __m256i tmp6_256 = _mm256_castsi128_si256(tmp_6); __m256i tmp5_256 = _mm256_castsi128_si256(tmp_5); __m256i tmp7_256 = _mm256_castsi128_si256(tmp_7); __m128i tmp_8 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(unsigned)((sx + beta) + 0 * alpha) >> WARPEDDIFF_PREC_BITS]); tmp0_256 = _mm256_inserti128_si256(tmp0_256, tmp_8, 1); __m128i tmp_9 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(unsigned)((sx + beta) + 1 * alpha) >> WARPEDDIFF_PREC_BITS]); tmp1_256 = _mm256_inserti128_si256(tmp1_256, tmp_9, 1); __m128i tmp_10 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(unsigned)((sx + beta) + 2 * alpha) >> WARPEDDIFF_PREC_BITS]); tmp2_256 = _mm256_inserti128_si256(tmp2_256, tmp_10, 1); __m128i tmp_11 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(unsigned)((sx + beta) + 3 * alpha) >> WARPEDDIFF_PREC_BITS]); tmp3_256 = _mm256_inserti128_si256(tmp3_256, tmp_11, 1); tmp_2 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(unsigned)((sx + beta) + 4 * alpha) >> WARPEDDIFF_PREC_BITS]); tmp4_256 = _mm256_inserti128_si256(tmp4_256, tmp_2, 1); tmp_3 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(unsigned)((sx + beta) + 5 * alpha) >> WARPEDDIFF_PREC_BITS]); tmp5_256 = _mm256_inserti128_si256(tmp5_256, tmp_3, 1); tmp_6 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(unsigned)((sx + beta) + 6 * alpha) >> WARPEDDIFF_PREC_BITS]); tmp6_256 = _mm256_inserti128_si256(tmp6_256, tmp_6, 1); tmp_7 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(unsigned)((sx + beta) + 7 * alpha) >> WARPEDDIFF_PREC_BITS]); tmp7_256 = _mm256_inserti128_si256(tmp7_256, tmp_7, 1); const __m256i tmp_12 = _mm256_unpacklo_epi16(tmp0_256, tmp2_256); const __m256i tmp_13 = _mm256_unpacklo_epi16(tmp1_256, tmp3_256); const __m256i tmp_14 = _mm256_unpacklo_epi16(tmp4_256, tmp6_256); const __m256i tmp_15 = _mm256_unpacklo_epi16(tmp5_256, tmp7_256); const __m256i res_0 = _mm256_unpacklo_epi32(tmp_12, tmp_14); const __m256i res_1 = _mm256_unpackhi_epi32(tmp_12, tmp_14); const __m256i res_2 = _mm256_unpacklo_epi32(tmp_13, tmp_15); const __m256i res_3 = _mm256_unpackhi_epi32(tmp_13, tmp_15); coeff[0] = _mm256_unpacklo_epi64(res_0, res_2); coeff[1] = _mm256_unpackhi_epi64(res_0, res_2); coeff[2] = _mm256_unpacklo_epi64(res_1, res_3); coeff[3] = _mm256_unpackhi_epi64(res_1, res_3); } static INLINE void prepare_horizontal_filter_coeff_beta0_avx2(int alpha, int sx, __m256i *coeff) { __m128i tmp_0 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 0 * alpha) >> WARPEDDIFF_PREC_BITS]); __m128i tmp_1 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 1 * alpha) >> WARPEDDIFF_PREC_BITS]); __m128i tmp_2 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 2 * alpha) >> WARPEDDIFF_PREC_BITS]); __m128i tmp_3 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 3 * alpha) >> WARPEDDIFF_PREC_BITS]); __m128i tmp_4 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 4 * alpha) >> WARPEDDIFF_PREC_BITS]); __m128i tmp_5 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 5 * alpha) >> WARPEDDIFF_PREC_BITS]); __m128i tmp_6 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 6 * alpha) >> WARPEDDIFF_PREC_BITS]); __m128i tmp_7 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 7 * alpha) >> WARPEDDIFF_PREC_BITS]); tmp_0 = _mm_unpacklo_epi16(tmp_0, tmp_2); tmp_1 = _mm_unpacklo_epi16(tmp_1, tmp_3); tmp_4 = _mm_unpacklo_epi16(tmp_4, tmp_6); tmp_5 = _mm_unpacklo_epi16(tmp_5, tmp_7); const __m256i tmp_12 = _mm256_broadcastsi128_si256(tmp_0); const __m256i tmp_13 = _mm256_broadcastsi128_si256(tmp_1); const __m256i tmp_14 = _mm256_broadcastsi128_si256(tmp_4); const __m256i tmp_15 = _mm256_broadcastsi128_si256(tmp_5); const __m256i res_0 = _mm256_unpacklo_epi32(tmp_12, tmp_14); const __m256i res_1 = _mm256_unpackhi_epi32(tmp_12, tmp_14); const __m256i res_2 = _mm256_unpacklo_epi32(tmp_13, tmp_15); const __m256i res_3 = _mm256_unpackhi_epi32(tmp_13, tmp_15); coeff[0] = _mm256_unpacklo_epi64(res_0, res_2); coeff[1] = _mm256_unpackhi_epi64(res_0, res_2); coeff[2] = _mm256_unpacklo_epi64(res_1, res_3); coeff[3] = _mm256_unpackhi_epi64(res_1, res_3); } static INLINE void prepare_horizontal_filter_coeff_alpha0_avx2(int beta, int sx, __m256i *coeff) { const __m128i tmp_0 = _mm_loadl_epi64((__m128i *)&av1_filter_8bit[sx >> WARPEDDIFF_PREC_BITS]); const __m128i tmp_1 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + beta) >> WARPEDDIFF_PREC_BITS]); const __m256i res_0 = _mm256_inserti128_si256(_mm256_castsi128_si256(tmp_0), tmp_1, 0x1); coeff[0] = _mm256_shuffle_epi8( res_0, _mm256_load_si256((__m256i *)shuffle_alpha0_mask01_avx2)); coeff[1] = _mm256_shuffle_epi8( res_0, _mm256_load_si256((__m256i *)shuffle_alpha0_mask23_avx2)); coeff[2] = _mm256_shuffle_epi8( res_0, _mm256_load_si256((__m256i *)shuffle_alpha0_mask45_avx2)); coeff[3] = _mm256_shuffle_epi8( res_0, _mm256_load_si256((__m256i *)shuffle_alpha0_mask67_avx2)); } static INLINE void horizontal_filter_avx2(const __m256i src, __m256i *horz_out, int sx, int alpha, int beta, int row, const __m256i *shuffle_src, const __m256i *round_const, const __m128i *shift) { __m256i coeff[4]; prepare_horizontal_filter_coeff_avx2(alpha, beta, sx, coeff); filter_src_pixels_avx2(src, horz_out, coeff, shuffle_src, round_const, shift, row); } static INLINE void prepare_horizontal_filter_coeff(int alpha, int sx, __m256i *coeff) { const __m128i tmp_0 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 0 * alpha) >> WARPEDDIFF_PREC_BITS]); const __m128i tmp_1 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 1 * alpha) >> WARPEDDIFF_PREC_BITS]); const __m128i tmp_2 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 2 * alpha) >> WARPEDDIFF_PREC_BITS]); const __m128i tmp_3 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 3 * alpha) >> WARPEDDIFF_PREC_BITS]); const __m128i tmp_4 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 4 * alpha) >> WARPEDDIFF_PREC_BITS]); const __m128i tmp_5 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 5 * alpha) >> WARPEDDIFF_PREC_BITS]); const __m128i tmp_6 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 6 * alpha) >> WARPEDDIFF_PREC_BITS]); const __m128i tmp_7 = _mm_loadl_epi64( (__m128i *)&av1_filter_8bit[(sx + 7 * alpha) >> WARPEDDIFF_PREC_BITS]); const __m128i tmp_8 = _mm_unpacklo_epi16(tmp_0, tmp_2); const __m128i tmp_9 = _mm_unpacklo_epi16(tmp_1, tmp_3); const __m128i tmp_10 = _mm_unpacklo_epi16(tmp_4, tmp_6); const __m128i tmp_11 = _mm_unpacklo_epi16(tmp_5, tmp_7); const __m128i tmp_12 = _mm_unpacklo_epi32(tmp_8, tmp_10); const __m128i tmp_13 = _mm_unpackhi_epi32(tmp_8, tmp_10); const __m128i tmp_14 = _mm_unpacklo_epi32(tmp_9, tmp_11); const __m128i tmp_15 = _mm_unpackhi_epi32(tmp_9, tmp_11); coeff[0] = _mm256_castsi128_si256(_mm_unpacklo_epi64(tmp_12, tmp_14)); coeff[1] = _mm256_castsi128_si256(_mm_unpackhi_epi64(tmp_12, tmp_14)); coeff[2] = _mm256_castsi128_si256(_mm_unpacklo_epi64(tmp_13, tmp_15)); coeff[3] = _mm256_castsi128_si256(_mm_unpackhi_epi64(tmp_13, tmp_15)); } static INLINE void warp_horizontal_filter_avx2( const uint8_t *ref, __m256i *horz_out, int stride, int32_t ix4, int32_t iy4, int32_t sx4, int alpha, int beta, int p_height, int height, int i, const __m256i *round_const, const __m128i *shift, const __m256i *shuffle_src) { int k, iy, sx, row = 0; __m256i coeff[4]; for (k = -7; k <= (AOMMIN(8, p_height - i) - 2); k += 2) { iy = iy4 + k; iy = clamp(iy, 0, height - 1); const __m128i src_0 = _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7)); iy = iy4 + k + 1; iy = clamp(iy, 0, height - 1); const __m128i src_1 = _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7)); const __m256i src_01 = _mm256_inserti128_si256(_mm256_castsi128_si256(src_0), src_1, 0x1); sx = sx4 + beta * (k + 4); horizontal_filter_avx2(src_01, horz_out, sx, alpha, beta, row, shuffle_src, round_const, shift); row += 1; } iy = iy4 + k; iy = clamp(iy, 0, height - 1); const __m256i src_01 = _mm256_castsi128_si256( _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7))); sx = sx4 + beta * (k + 4); prepare_horizontal_filter_coeff(alpha, sx, coeff); filter_src_pixels_avx2(src_01, horz_out, coeff, shuffle_src, round_const, shift, row); } static INLINE void warp_horizontal_filter_alpha0_avx2( const uint8_t *ref, __m256i *horz_out, int stride, int32_t ix4, int32_t iy4, int32_t sx4, int alpha, int beta, int p_height, int height, int i, const __m256i *round_const, const __m128i *shift, const __m256i *shuffle_src) { (void)alpha; int k, iy, sx, row = 0; __m256i coeff[4]; for (k = -7; k <= (AOMMIN(8, p_height - i) - 2); k += 2) { iy = iy4 + k; iy = clamp(iy, 0, height - 1); const __m128i src_0 = _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7)); iy = iy4 + k + 1; iy = clamp(iy, 0, height - 1); const __m128i src_1 = _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7)); const __m256i src_01 = _mm256_inserti128_si256(_mm256_castsi128_si256(src_0), src_1, 0x1); sx = sx4 + beta * (k + 4); prepare_horizontal_filter_coeff_alpha0_avx2(beta, sx, coeff); filter_src_pixels_avx2(src_01, horz_out, coeff, shuffle_src, round_const, shift, row); row += 1; } iy = iy4 + k; iy = clamp(iy, 0, height - 1); const __m256i src_01 = _mm256_castsi128_si256( _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7))); sx = sx4 + beta * (k + 4); prepare_horizontal_filter_coeff_alpha0_avx2(beta, sx, coeff); filter_src_pixels_avx2(src_01, horz_out, coeff, shuffle_src, round_const, shift, row); } static INLINE void warp_horizontal_filter_beta0_avx2( const uint8_t *ref, __m256i *horz_out, int stride, int32_t ix4, int32_t iy4, int32_t sx4, int alpha, int beta, int p_height, int height, int i, const __m256i *round_const, const __m128i *shift, const __m256i *shuffle_src) { (void)beta; int k, iy, row = 0; __m256i coeff[4]; prepare_horizontal_filter_coeff_beta0_avx2(alpha, sx4, coeff); for (k = -7; k <= (AOMMIN(8, p_height - i) - 2); k += 2) { iy = iy4 + k; iy = clamp(iy, 0, height - 1); const __m128i src_0 = _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7)); iy = iy4 + k + 1; iy = clamp(iy, 0, height - 1); const __m128i src_1 = _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7)); const __m256i src_01 = _mm256_inserti128_si256(_mm256_castsi128_si256(src_0), src_1, 0x1); filter_src_pixels_avx2(src_01, horz_out, coeff, shuffle_src, round_const, shift, row); row += 1; } iy = iy4 + k; iy = clamp(iy, 0, height - 1); const __m256i src_01 = _mm256_castsi128_si256( _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7))); filter_src_pixels_avx2(src_01, horz_out, coeff, shuffle_src, round_const, shift, row); } static INLINE void warp_horizontal_filter_alpha0_beta0_avx2( const uint8_t *ref, __m256i *horz_out, int stride, int32_t ix4, int32_t iy4, int32_t sx4, int alpha, int beta, int p_height, int height, int i, const __m256i *round_const, const __m128i *shift, const __m256i *shuffle_src) { (void)alpha; int k, iy, row = 0; __m256i coeff[4]; prepare_horizontal_filter_coeff_alpha0_avx2(beta, sx4, coeff); for (k = -7; k <= (AOMMIN(8, p_height - i) - 2); k += 2) { iy = iy4 + k; iy = clamp(iy, 0, height - 1); const __m128i src0 = _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7)); iy = iy4 + k + 1; iy = clamp(iy, 0, height - 1); const __m128i src1 = _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7)); const __m256i src_01 = _mm256_inserti128_si256(_mm256_castsi128_si256(src0), src1, 0x1); filter_src_pixels_avx2(src_01, horz_out, coeff, shuffle_src, round_const, shift, row); row += 1; } iy = iy4 + k; iy = clamp(iy, 0, height - 1); const __m256i src_01 = _mm256_castsi128_si256( _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7))); filter_src_pixels_avx2(src_01, horz_out, coeff, shuffle_src, round_const, shift, row); } static INLINE void unpack_weights_and_set_round_const_avx2( ConvolveParams *conv_params, const int round_bits, const int offset_bits, __m256i *res_sub_const, __m256i *round_bits_const, __m256i *wt) { *res_sub_const = _mm256_set1_epi16(-(1 << (offset_bits - conv_params->round_1)) - (1 << (offset_bits - conv_params->round_1 - 1))); *round_bits_const = _mm256_set1_epi16(((1 << round_bits) >> 1)); const int w0 = conv_params->fwd_offset; const int w1 = conv_params->bck_offset; const __m256i wt0 = _mm256_set1_epi16((short)w0); const __m256i wt1 = _mm256_set1_epi16((short)w1); *wt = _mm256_unpacklo_epi16(wt0, wt1); } static INLINE void prepare_vertical_filter_coeffs_avx2(int gamma, int delta, int sy, __m256i *coeffs) { __m128i filt_00 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 0 * gamma) >> WARPEDDIFF_PREC_BITS))); __m128i filt_01 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 2 * gamma) >> WARPEDDIFF_PREC_BITS))); __m128i filt_02 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 4 * gamma) >> WARPEDDIFF_PREC_BITS))); __m128i filt_03 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 6 * gamma) >> WARPEDDIFF_PREC_BITS))); __m128i filt_10 = _mm_loadu_si128( (__m128i *)(av1_warped_filter + (((sy + delta) + 0 * gamma) >> WARPEDDIFF_PREC_BITS))); __m128i filt_11 = _mm_loadu_si128( (__m128i *)(av1_warped_filter + (((sy + delta) + 2 * gamma) >> WARPEDDIFF_PREC_BITS))); __m128i filt_12 = _mm_loadu_si128( (__m128i *)(av1_warped_filter + (((sy + delta) + 4 * gamma) >> WARPEDDIFF_PREC_BITS))); __m128i filt_13 = _mm_loadu_si128( (__m128i *)(av1_warped_filter + (((sy + delta) + 6 * gamma) >> WARPEDDIFF_PREC_BITS))); __m256i filt_0 = _mm256_inserti128_si256(_mm256_castsi128_si256(filt_00), filt_10, 0x1); __m256i filt_1 = _mm256_inserti128_si256(_mm256_castsi128_si256(filt_01), filt_11, 0x1); __m256i filt_2 = _mm256_inserti128_si256(_mm256_castsi128_si256(filt_02), filt_12, 0x1); __m256i filt_3 = _mm256_inserti128_si256(_mm256_castsi128_si256(filt_03), filt_13, 0x1); __m256i res_0 = _mm256_unpacklo_epi32(filt_0, filt_1); __m256i res_1 = _mm256_unpacklo_epi32(filt_2, filt_3); __m256i res_2 = _mm256_unpackhi_epi32(filt_0, filt_1); __m256i res_3 = _mm256_unpackhi_epi32(filt_2, filt_3); coeffs[0] = _mm256_unpacklo_epi64(res_0, res_1); coeffs[1] = _mm256_unpackhi_epi64(res_0, res_1); coeffs[2] = _mm256_unpacklo_epi64(res_2, res_3); coeffs[3] = _mm256_unpackhi_epi64(res_2, res_3); filt_00 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 1 * gamma) >> WARPEDDIFF_PREC_BITS))); filt_01 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 3 * gamma) >> WARPEDDIFF_PREC_BITS))); filt_02 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 5 * gamma) >> WARPEDDIFF_PREC_BITS))); filt_03 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 7 * gamma) >> WARPEDDIFF_PREC_BITS))); filt_10 = _mm_loadu_si128( (__m128i *)(av1_warped_filter + (((sy + delta) + 1 * gamma) >> WARPEDDIFF_PREC_BITS))); filt_11 = _mm_loadu_si128( (__m128i *)(av1_warped_filter + (((sy + delta) + 3 * gamma) >> WARPEDDIFF_PREC_BITS))); filt_12 = _mm_loadu_si128( (__m128i *)(av1_warped_filter + (((sy + delta) + 5 * gamma) >> WARPEDDIFF_PREC_BITS))); filt_13 = _mm_loadu_si128( (__m128i *)(av1_warped_filter + (((sy + delta) + 7 * gamma) >> WARPEDDIFF_PREC_BITS))); filt_0 = _mm256_inserti128_si256(_mm256_castsi128_si256(filt_00), filt_10, 0x1); filt_1 = _mm256_inserti128_si256(_mm256_castsi128_si256(filt_01), filt_11, 0x1); filt_2 = _mm256_inserti128_si256(_mm256_castsi128_si256(filt_02), filt_12, 0x1); filt_3 = _mm256_inserti128_si256(_mm256_castsi128_si256(filt_03), filt_13, 0x1); res_0 = _mm256_unpacklo_epi32(filt_0, filt_1); res_1 = _mm256_unpacklo_epi32(filt_2, filt_3); res_2 = _mm256_unpackhi_epi32(filt_0, filt_1); res_3 = _mm256_unpackhi_epi32(filt_2, filt_3); coeffs[4] = _mm256_unpacklo_epi64(res_0, res_1); coeffs[5] = _mm256_unpackhi_epi64(res_0, res_1); coeffs[6] = _mm256_unpacklo_epi64(res_2, res_3); coeffs[7] = _mm256_unpackhi_epi64(res_2, res_3); } static INLINE void prepare_vertical_filter_coeffs_delta0_avx2(int gamma, int sy, __m256i *coeffs) { __m128i filt_00 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 0 * gamma) >> WARPEDDIFF_PREC_BITS))); __m128i filt_01 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 2 * gamma) >> WARPEDDIFF_PREC_BITS))); __m128i filt_02 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 4 * gamma) >> WARPEDDIFF_PREC_BITS))); __m128i filt_03 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 6 * gamma) >> WARPEDDIFF_PREC_BITS))); __m256i filt_0 = _mm256_broadcastsi128_si256(filt_00); __m256i filt_1 = _mm256_broadcastsi128_si256(filt_01); __m256i filt_2 = _mm256_broadcastsi128_si256(filt_02); __m256i filt_3 = _mm256_broadcastsi128_si256(filt_03); __m256i res_0 = _mm256_unpacklo_epi32(filt_0, filt_1); __m256i res_1 = _mm256_unpacklo_epi32(filt_2, filt_3); __m256i res_2 = _mm256_unpackhi_epi32(filt_0, filt_1); __m256i res_3 = _mm256_unpackhi_epi32(filt_2, filt_3); coeffs[0] = _mm256_unpacklo_epi64(res_0, res_1); coeffs[1] = _mm256_unpackhi_epi64(res_0, res_1); coeffs[2] = _mm256_unpacklo_epi64(res_2, res_3); coeffs[3] = _mm256_unpackhi_epi64(res_2, res_3); filt_00 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 1 * gamma) >> WARPEDDIFF_PREC_BITS))); filt_01 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 3 * gamma) >> WARPEDDIFF_PREC_BITS))); filt_02 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 5 * gamma) >> WARPEDDIFF_PREC_BITS))); filt_03 = _mm_loadu_si128((__m128i *)(av1_warped_filter + ((sy + 7 * gamma) >> WARPEDDIFF_PREC_BITS))); filt_0 = _mm256_broadcastsi128_si256(filt_00); filt_1 = _mm256_broadcastsi128_si256(filt_01); filt_2 = _mm256_broadcastsi128_si256(filt_02); filt_3 = _mm256_broadcastsi128_si256(filt_03); res_0 = _mm256_unpacklo_epi32(filt_0, filt_1); res_1 = _mm256_unpacklo_epi32(filt_2, filt_3); res_2 = _mm256_unpackhi_epi32(filt_0, filt_1); res_3 = _mm256_unpackhi_epi32(filt_2, filt_3); coeffs[4] = _mm256_unpacklo_epi64(res_0, res_1); coeffs[5] = _mm256_unpackhi_epi64(res_0, res_1); coeffs[6] = _mm256_unpacklo_epi64(res_2, res_3); coeffs[7] = _mm256_unpackhi_epi64(res_2, res_3); } static INLINE void prepare_vertical_filter_coeffs_gamma0_avx2(int delta, int sy, __m256i *coeffs) { const __m128i filt_0 = _mm_loadu_si128( (__m128i *)(av1_warped_filter + (sy >> WARPEDDIFF_PREC_BITS))); const __m128i filt_1 = _mm_loadu_si128( (__m128i *)(av1_warped_filter + ((sy + delta) >> WARPEDDIFF_PREC_BITS))); __m256i res_0 = _mm256_inserti128_si256(_mm256_castsi128_si256(filt_0), filt_1, 0x1); coeffs[0] = _mm256_shuffle_epi8( res_0, _mm256_load_si256((__m256i *)shuffle_gamma0_mask0_avx2)); coeffs[1] = _mm256_shuffle_epi8( res_0, _mm256_load_si256((__m256i *)shuffle_gamma0_mask1_avx2)); coeffs[2] = _mm256_shuffle_epi8( res_0, _mm256_load_si256((__m256i *)shuffle_gamma0_mask2_avx2)); coeffs[3] = _mm256_shuffle_epi8( res_0, _mm256_load_si256((__m256i *)shuffle_gamma0_mask3_avx2)); coeffs[4] = coeffs[0]; coeffs[5] = coeffs[1]; coeffs[6] = coeffs[2]; coeffs[7] = coeffs[3]; } static INLINE void filter_src_pixels_vertical_avx2(__m256i *horz_out, __m256i *src, __m256i *coeffs, __m256i *res_lo, __m256i *res_hi, int row) { const __m256i src_6 = horz_out[row + 3]; const __m256i src_7 = _mm256_permute2x128_si256(horz_out[row + 3], horz_out[row + 4], 0x21); src[6] = _mm256_unpacklo_epi16(src_6, src_7); const __m256i res_0 = _mm256_madd_epi16(src[0], coeffs[0]); const __m256i res_2 = _mm256_madd_epi16(src[2], coeffs[1]); const __m256i res_4 = _mm256_madd_epi16(src[4], coeffs[2]); const __m256i res_6 = _mm256_madd_epi16(src[6], coeffs[3]); const __m256i res_even = _mm256_add_epi32(_mm256_add_epi32(res_0, res_2), _mm256_add_epi32(res_4, res_6)); src[7] = _mm256_unpackhi_epi16(src_6, src_7); const __m256i res_1 = _mm256_madd_epi16(src[1], coeffs[4]); const __m256i res_3 = _mm256_madd_epi16(src[3], coeffs[5]); const __m256i res_5 = _mm256_madd_epi16(src[5], coeffs[6]); const __m256i res_7 = _mm256_madd_epi16(src[7], coeffs[7]); const __m256i res_odd = _mm256_add_epi32(_mm256_add_epi32(res_1, res_3), _mm256_add_epi32(res_5, res_7)); // Rearrange pixels back into the order 0 ... 7 *res_lo = _mm256_unpacklo_epi32(res_even, res_odd); *res_hi = _mm256_unpackhi_epi32(res_even, res_odd); } static INLINE void store_vertical_filter_output_avx2( const __m256i *res_lo, const __m256i *res_hi, const __m256i *res_add_const, const __m256i *wt, const __m256i *res_sub_const, const __m256i *round_bits_const, uint8_t *pred, ConvolveParams *conv_params, int i, int j, int k, const int reduce_bits_vert, int p_stride, int p_width, const int round_bits) { __m256i res_lo_1 = *res_lo; __m256i res_hi_1 = *res_hi; if (conv_params->is_compound) { __m128i *const p_0 = (__m128i *)&conv_params->dst[(i + k + 4) * conv_params->dst_stride + j]; __m128i *const p_1 = (__m128i *)&conv_params ->dst[(i + (k + 1) + 4) * conv_params->dst_stride + j]; res_lo_1 = _mm256_srai_epi32(_mm256_add_epi32(res_lo_1, *res_add_const), reduce_bits_vert); const __m256i temp_lo_16 = _mm256_packus_epi32(res_lo_1, res_lo_1); __m256i res_lo_16; if (conv_params->do_average) { __m128i *const dst8_0 = (__m128i *)&pred[(i + k + 4) * p_stride + j]; __m128i *const dst8_1 = (__m128i *)&pred[(i + (k + 1) + 4) * p_stride + j]; const __m128i p_16_0 = _mm_loadl_epi64(p_0); const __m128i p_16_1 = _mm_loadl_epi64(p_1); const __m256i p_16 = _mm256_inserti128_si256(_mm256_castsi128_si256(p_16_0), p_16_1, 1); if (conv_params->use_dist_wtd_comp_avg) { const __m256i p_16_lo = _mm256_unpacklo_epi16(p_16, temp_lo_16); const __m256i wt_res_lo = _mm256_madd_epi16(p_16_lo, *wt); const __m256i shifted_32 = _mm256_srai_epi32(wt_res_lo, DIST_PRECISION_BITS); res_lo_16 = _mm256_packus_epi32(shifted_32, shifted_32); } else { res_lo_16 = _mm256_srai_epi16(_mm256_add_epi16(p_16, temp_lo_16), 1); } res_lo_16 = _mm256_add_epi16(res_lo_16, *res_sub_const); res_lo_16 = _mm256_srai_epi16( _mm256_add_epi16(res_lo_16, *round_bits_const), round_bits); const __m256i res_8_lo = _mm256_packus_epi16(res_lo_16, res_lo_16); const __m128i res_8_lo_0 = _mm256_castsi256_si128(res_8_lo); const __m128i res_8_lo_1 = _mm256_extracti128_si256(res_8_lo, 1); *(int *)dst8_0 = _mm_cvtsi128_si32(res_8_lo_0); *(int *)dst8_1 = _mm_cvtsi128_si32(res_8_lo_1); } else { const __m128i temp_lo_16_0 = _mm256_castsi256_si128(temp_lo_16); const __m128i temp_lo_16_1 = _mm256_extracti128_si256(temp_lo_16, 1); _mm_storel_epi64(p_0, temp_lo_16_0); _mm_storel_epi64(p_1, temp_lo_16_1); } if (p_width > 4) { __m128i *const p4_0 = (__m128i *)&conv_params ->dst[(i + k + 4) * conv_params->dst_stride + j + 4]; __m128i *const p4_1 = (__m128i *)&conv_params ->dst[(i + (k + 1) + 4) * conv_params->dst_stride + j + 4]; res_hi_1 = _mm256_srai_epi32(_mm256_add_epi32(res_hi_1, *res_add_const), reduce_bits_vert); const __m256i temp_hi_16 = _mm256_packus_epi32(res_hi_1, res_hi_1); __m256i res_hi_16; if (conv_params->do_average) { __m128i *const dst8_4_0 = (__m128i *)&pred[(i + k + 4) * p_stride + j + 4]; __m128i *const dst8_4_1 = (__m128i *)&pred[(i + (k + 1) + 4) * p_stride + j + 4]; const __m128i p4_16_0 = _mm_loadl_epi64(p4_0); const __m128i p4_16_1 = _mm_loadl_epi64(p4_1); const __m256i p4_16 = _mm256_inserti128_si256( _mm256_castsi128_si256(p4_16_0), p4_16_1, 1); if (conv_params->use_dist_wtd_comp_avg) { const __m256i p_16_hi = _mm256_unpacklo_epi16(p4_16, temp_hi_16); const __m256i wt_res_hi = _mm256_madd_epi16(p_16_hi, *wt); const __m256i shifted_32 = _mm256_srai_epi32(wt_res_hi, DIST_PRECISION_BITS); res_hi_16 = _mm256_packus_epi32(shifted_32, shifted_32); } else { res_hi_16 = _mm256_srai_epi16(_mm256_add_epi16(p4_16, temp_hi_16), 1); } res_hi_16 = _mm256_add_epi16(res_hi_16, *res_sub_const); res_hi_16 = _mm256_srai_epi16( _mm256_add_epi16(res_hi_16, *round_bits_const), round_bits); __m256i res_8_hi = _mm256_packus_epi16(res_hi_16, res_hi_16); const __m128i res_8_hi_0 = _mm256_castsi256_si128(res_8_hi); const __m128i res_8_hi_1 = _mm256_extracti128_si256(res_8_hi, 1); *(int *)dst8_4_0 = _mm_cvtsi128_si32(res_8_hi_0); *(int *)dst8_4_1 = _mm_cvtsi128_si32(res_8_hi_1); } else { const __m128i temp_hi_16_0 = _mm256_castsi256_si128(temp_hi_16); const __m128i temp_hi_16_1 = _mm256_extracti128_si256(temp_hi_16, 1); _mm_storel_epi64(p4_0, temp_hi_16_0); _mm_storel_epi64(p4_1, temp_hi_16_1); } } } else { const __m256i res_lo_round = _mm256_srai_epi32( _mm256_add_epi32(res_lo_1, *res_add_const), reduce_bits_vert); const __m256i res_hi_round = _mm256_srai_epi32( _mm256_add_epi32(res_hi_1, *res_add_const), reduce_bits_vert); const __m256i res_16bit = _mm256_packs_epi32(res_lo_round, res_hi_round); const __m256i res_8bit = _mm256_packus_epi16(res_16bit, res_16bit); const __m128i res_8bit0 = _mm256_castsi256_si128(res_8bit); const __m128i res_8bit1 = _mm256_extracti128_si256(res_8bit, 1); // Store, blending with 'pred' if needed __m128i *const p = (__m128i *)&pred[(i + k + 4) * p_stride + j]; __m128i *const p1 = (__m128i *)&pred[(i + (k + 1) + 4) * p_stride + j]; if (p_width == 4) { *(int *)p = _mm_cvtsi128_si32(res_8bit0); *(int *)p1 = _mm_cvtsi128_si32(res_8bit1); } else { _mm_storel_epi64(p, res_8bit0); _mm_storel_epi64(p1, res_8bit1); } } } static INLINE void warp_vertical_filter_avx2( uint8_t *pred, __m256i *horz_out, ConvolveParams *conv_params, int16_t gamma, int16_t delta, int p_height, int p_stride, int p_width, int i, int j, int sy4, const int reduce_bits_vert, const __m256i *res_add_const, const int round_bits, const __m256i *res_sub_const, const __m256i *round_bits_const, const __m256i *wt) { int k, row = 0; __m256i src[8]; const __m256i src_0 = horz_out[0]; const __m256i src_1 = _mm256_permute2x128_si256(horz_out[0], horz_out[1], 0x21); const __m256i src_2 = horz_out[1]; const __m256i src_3 = _mm256_permute2x128_si256(horz_out[1], horz_out[2], 0x21); const __m256i src_4 = horz_out[2]; const __m256i src_5 = _mm256_permute2x128_si256(horz_out[2], horz_out[3], 0x21); src[0] = _mm256_unpacklo_epi16(src_0, src_1); src[2] = _mm256_unpacklo_epi16(src_2, src_3); src[4] = _mm256_unpacklo_epi16(src_4, src_5); src[1] = _mm256_unpackhi_epi16(src_0, src_1); src[3] = _mm256_unpackhi_epi16(src_2, src_3); src[5] = _mm256_unpackhi_epi16(src_4, src_5); for (k = -4; k < AOMMIN(4, p_height - i - 4); k += 2) { int sy = sy4 + delta * (k + 4); __m256i coeffs[8]; prepare_vertical_filter_coeffs_avx2(gamma, delta, sy, coeffs); __m256i res_lo, res_hi; filter_src_pixels_vertical_avx2(horz_out, src, coeffs, &res_lo, &res_hi, row); store_vertical_filter_output_avx2(&res_lo, &res_hi, res_add_const, wt, res_sub_const, round_bits_const, pred, conv_params, i, j, k, reduce_bits_vert, p_stride, p_width, round_bits); src[0] = src[2]; src[2] = src[4]; src[4] = src[6]; src[1] = src[3]; src[3] = src[5]; src[5] = src[7]; row += 1; } } static INLINE void warp_vertical_filter_gamma0_avx2( uint8_t *pred, __m256i *horz_out, ConvolveParams *conv_params, int16_t gamma, int16_t delta, int p_height, int p_stride, int p_width, int i, int j, int sy4, const int reduce_bits_vert, const __m256i *res_add_const, const int round_bits, const __m256i *res_sub_const, const __m256i *round_bits_const, const __m256i *wt) { (void)gamma; int k, row = 0; __m256i src[8]; const __m256i src_0 = horz_out[0]; const __m256i src_1 = _mm256_permute2x128_si256(horz_out[0], horz_out[1], 0x21); const __m256i src_2 = horz_out[1]; const __m256i src_3 = _mm256_permute2x128_si256(horz_out[1], horz_out[2], 0x21); const __m256i src_4 = horz_out[2]; const __m256i src_5 = _mm256_permute2x128_si256(horz_out[2], horz_out[3], 0x21); src[0] = _mm256_unpacklo_epi16(src_0, src_1); src[2] = _mm256_unpacklo_epi16(src_2, src_3); src[4] = _mm256_unpacklo_epi16(src_4, src_5); src[1] = _mm256_unpackhi_epi16(src_0, src_1); src[3] = _mm256_unpackhi_epi16(src_2, src_3); src[5] = _mm256_unpackhi_epi16(src_4, src_5); for (k = -4; k < AOMMIN(4, p_height - i - 4); k += 2) { int sy = sy4 + delta * (k + 4); __m256i coeffs[8]; prepare_vertical_filter_coeffs_gamma0_avx2(delta, sy, coeffs); __m256i res_lo, res_hi; filter_src_pixels_vertical_avx2(horz_out, src, coeffs, &res_lo, &res_hi, row); store_vertical_filter_output_avx2(&res_lo, &res_hi, res_add_const, wt, res_sub_const, round_bits_const, pred, conv_params, i, j, k, reduce_bits_vert, p_stride, p_width, round_bits); src[0] = src[2]; src[2] = src[4]; src[4] = src[6]; src[1] = src[3]; src[3] = src[5]; src[5] = src[7]; row += 1; } } static INLINE void warp_vertical_filter_delta0_avx2( uint8_t *pred, __m256i *horz_out, ConvolveParams *conv_params, int16_t gamma, int16_t delta, int p_height, int p_stride, int p_width, int i, int j, int sy4, const int reduce_bits_vert, const __m256i *res_add_const, const int round_bits, const __m256i *res_sub_const, const __m256i *round_bits_const, const __m256i *wt) { (void)delta; int k, row = 0; __m256i src[8], coeffs[8]; const __m256i src_0 = horz_out[0]; const __m256i src_1 = _mm256_permute2x128_si256(horz_out[0], horz_out[1], 0x21); const __m256i src_2 = horz_out[1]; const __m256i src_3 = _mm256_permute2x128_si256(horz_out[1], horz_out[2], 0x21); const __m256i src_4 = horz_out[2]; const __m256i src_5 = _mm256_permute2x128_si256(horz_out[2], horz_out[3], 0x21); src[0] = _mm256_unpacklo_epi16(src_0, src_1); src[2] = _mm256_unpacklo_epi16(src_2, src_3); src[4] = _mm256_unpacklo_epi16(src_4, src_5); src[1] = _mm256_unpackhi_epi16(src_0, src_1); src[3] = _mm256_unpackhi_epi16(src_2, src_3); src[5] = _mm256_unpackhi_epi16(src_4, src_5); prepare_vertical_filter_coeffs_delta0_avx2(gamma, sy4, coeffs); for (k = -4; k < AOMMIN(4, p_height - i - 4); k += 2) { __m256i res_lo, res_hi; filter_src_pixels_vertical_avx2(horz_out, src, coeffs, &res_lo, &res_hi, row); store_vertical_filter_output_avx2(&res_lo, &res_hi, res_add_const, wt, res_sub_const, round_bits_const, pred, conv_params, i, j, k, reduce_bits_vert, p_stride, p_width, round_bits); src[0] = src[2]; src[2] = src[4]; src[4] = src[6]; src[1] = src[3]; src[3] = src[5]; src[5] = src[7]; row += 1; } } static INLINE void warp_vertical_filter_gamma0_delta0_avx2( uint8_t *pred, __m256i *horz_out, ConvolveParams *conv_params, int16_t gamma, int16_t delta, int p_height, int p_stride, int p_width, int i, int j, int sy4, const int reduce_bits_vert, const __m256i *res_add_const, const int round_bits, const __m256i *res_sub_const, const __m256i *round_bits_const, const __m256i *wt) { (void)gamma; int k, row = 0; __m256i src[8], coeffs[8]; const __m256i src_0 = horz_out[0]; const __m256i src_1 = _mm256_permute2x128_si256(horz_out[0], horz_out[1], 0x21); const __m256i src_2 = horz_out[1]; const __m256i src_3 = _mm256_permute2x128_si256(horz_out[1], horz_out[2], 0x21); const __m256i src_4 = horz_out[2]; const __m256i src_5 = _mm256_permute2x128_si256(horz_out[2], horz_out[3], 0x21); src[0] = _mm256_unpacklo_epi16(src_0, src_1); src[2] = _mm256_unpacklo_epi16(src_2, src_3); src[4] = _mm256_unpacklo_epi16(src_4, src_5); src[1] = _mm256_unpackhi_epi16(src_0, src_1); src[3] = _mm256_unpackhi_epi16(src_2, src_3); src[5] = _mm256_unpackhi_epi16(src_4, src_5); prepare_vertical_filter_coeffs_gamma0_avx2(delta, sy4, coeffs); for (k = -4; k < AOMMIN(4, p_height - i - 4); k += 2) { __m256i res_lo, res_hi; filter_src_pixels_vertical_avx2(horz_out, src, coeffs, &res_lo, &res_hi, row); store_vertical_filter_output_avx2(&res_lo, &res_hi, res_add_const, wt, res_sub_const, round_bits_const, pred, conv_params, i, j, k, reduce_bits_vert, p_stride, p_width, round_bits); src[0] = src[2]; src[2] = src[4]; src[4] = src[6]; src[1] = src[3]; src[3] = src[5]; src[5] = src[7]; row += 1; } } static INLINE void prepare_warp_vertical_filter_avx2( uint8_t *pred, __m256i *horz_out, ConvolveParams *conv_params, int16_t gamma, int16_t delta, int p_height, int p_stride, int p_width, int i, int j, int sy4, const int reduce_bits_vert, const __m256i *res_add_const, const int round_bits, const __m256i *res_sub_const, const __m256i *round_bits_const, const __m256i *wt) { if (gamma == 0 && delta == 0) warp_vertical_filter_gamma0_delta0_avx2( pred, horz_out, conv_params, gamma, delta, p_height, p_stride, p_width, i, j, sy4, reduce_bits_vert, res_add_const, round_bits, res_sub_const, round_bits_const, wt); else if (gamma == 0 && delta != 0) warp_vertical_filter_gamma0_avx2( pred, horz_out, conv_params, gamma, delta, p_height, p_stride, p_width, i, j, sy4, reduce_bits_vert, res_add_const, round_bits, res_sub_const, round_bits_const, wt); else if (gamma != 0 && delta == 0) warp_vertical_filter_delta0_avx2( pred, horz_out, conv_params, gamma, delta, p_height, p_stride, p_width, i, j, sy4, reduce_bits_vert, res_add_const, round_bits, res_sub_const, round_bits_const, wt); else warp_vertical_filter_avx2(pred, horz_out, conv_params, gamma, delta, p_height, p_stride, p_width, i, j, sy4, reduce_bits_vert, res_add_const, round_bits, res_sub_const, round_bits_const, wt); } static INLINE void prepare_warp_horizontal_filter_avx2( const uint8_t *ref, __m256i *horz_out, int stride, int32_t ix4, int32_t iy4, int32_t sx4, int alpha, int beta, int p_height, int height, int i, const __m256i *round_const, const __m128i *shift, const __m256i *shuffle_src) { if (alpha == 0 && beta == 0) warp_horizontal_filter_alpha0_beta0_avx2( ref, horz_out, stride, ix4, iy4, sx4, alpha, beta, p_height, height, i, round_const, shift, shuffle_src); else if (alpha == 0 && beta != 0) warp_horizontal_filter_alpha0_avx2(ref, horz_out, stride, ix4, iy4, sx4, alpha, beta, p_height, height, i, round_const, shift, shuffle_src); else if (alpha != 0 && beta == 0) warp_horizontal_filter_beta0_avx2(ref, horz_out, stride, ix4, iy4, sx4, alpha, beta, p_height, height, i, round_const, shift, shuffle_src); else warp_horizontal_filter_avx2(ref, horz_out, stride, ix4, iy4, sx4, alpha, beta, p_height, height, i, round_const, shift, shuffle_src); } void av1_warp_affine_avx2(const int32_t *mat, const uint8_t *ref, int width, int height, int stride, uint8_t *pred, int p_col, int p_row, int p_width, int p_height, int p_stride, int subsampling_x, int subsampling_y, ConvolveParams *conv_params, int16_t alpha, int16_t beta, int16_t gamma, int16_t delta) { __m256i horz_out[8]; int i, j, k; const int bd = 8; const int reduce_bits_horiz = conv_params->round_0; const int reduce_bits_vert = conv_params->is_compound ? conv_params->round_1 : 2 * FILTER_BITS - reduce_bits_horiz; const int offset_bits_horiz = bd + FILTER_BITS - 1; assert(IMPLIES(conv_params->is_compound, conv_params->dst != NULL)); const int offset_bits_vert = bd + 2 * FILTER_BITS - reduce_bits_horiz; const __m256i reduce_bits_vert_const = _mm256_set1_epi32(((1 << reduce_bits_vert) >> 1)); const __m256i res_add_const = _mm256_set1_epi32(1 << offset_bits_vert); const int round_bits = 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; const int offset_bits = bd + 2 * FILTER_BITS - conv_params->round_0; assert(IMPLIES(conv_params->do_average, conv_params->is_compound)); const __m256i round_const = _mm256_set1_epi16( (1 << offset_bits_horiz) + ((1 << reduce_bits_horiz) >> 1)); const __m128i shift = _mm_cvtsi32_si128(reduce_bits_horiz); __m256i res_sub_const, round_bits_const, wt; unpack_weights_and_set_round_const_avx2(conv_params, round_bits, offset_bits, &res_sub_const, &round_bits_const, &wt); __m256i res_add_const_1; if (conv_params->is_compound == 1) { res_add_const_1 = _mm256_add_epi32(reduce_bits_vert_const, res_add_const); } else { res_add_const_1 = _mm256_set1_epi32(-(1 << (bd + reduce_bits_vert - 1)) + ((1 << reduce_bits_vert) >> 1)); } const int32_t const1 = alpha * (-4) + beta * (-4) + (1 << (WARPEDDIFF_PREC_BITS - 1)) + (WARPEDPIXEL_PREC_SHIFTS << WARPEDDIFF_PREC_BITS); const int32_t const2 = gamma * (-4) + delta * (-4) + (1 << (WARPEDDIFF_PREC_BITS - 1)) + (WARPEDPIXEL_PREC_SHIFTS << WARPEDDIFF_PREC_BITS); const int32_t const3 = ((1 << WARP_PARAM_REDUCE_BITS) - 1); const int16_t const4 = (1 << (bd + FILTER_BITS - reduce_bits_horiz - 1)); const int16_t const5 = (1 << (FILTER_BITS - reduce_bits_horiz)); __m256i shuffle_src[4]; shuffle_src[0] = _mm256_load_si256((__m256i *)shuffle_src0); shuffle_src[1] = _mm256_load_si256((__m256i *)shuffle_src1); shuffle_src[2] = _mm256_load_si256((__m256i *)shuffle_src2); shuffle_src[3] = _mm256_load_si256((__m256i *)shuffle_src3); for (i = 0; i < p_height; i += 8) { for (j = 0; j < p_width; j += 8) { const int32_t src_x = (p_col + j + 4) << subsampling_x; const int32_t src_y = (p_row + i + 4) << subsampling_y; const int64_t dst_x = (int64_t)mat[2] * src_x + (int64_t)mat[3] * src_y + (int64_t)mat[0]; const int64_t dst_y = (int64_t)mat[4] * src_x + (int64_t)mat[5] * src_y + (int64_t)mat[1]; const int64_t x4 = dst_x >> subsampling_x; const int64_t y4 = dst_y >> subsampling_y; int32_t ix4 = (int32_t)(x4 >> WARPEDMODEL_PREC_BITS); int32_t sx4 = x4 & ((1 << WARPEDMODEL_PREC_BITS) - 1); int32_t iy4 = (int32_t)(y4 >> WARPEDMODEL_PREC_BITS); int32_t sy4 = y4 & ((1 << WARPEDMODEL_PREC_BITS) - 1); // Add in all the constant terms, including rounding and offset sx4 += const1; sy4 += const2; sx4 &= ~const3; sy4 &= ~const3; // Horizontal filter // If the block is aligned such that, after clamping, every sample // would be taken from the leftmost/rightmost column, then we can // skip the expensive horizontal filter. if (ix4 <= -7) { int iy, row = 0; for (k = -7; k <= (AOMMIN(8, p_height - i) - 2); k += 2) { iy = iy4 + k; iy = clamp(iy, 0, height - 1); const __m256i temp_0 = _mm256_set1_epi16(const4 + ref[iy * stride] * const5); iy = iy4 + k + 1; iy = clamp(iy, 0, height - 1); const __m256i temp_1 = _mm256_set1_epi16(const4 + ref[iy * stride] * const5); horz_out[row] = _mm256_blend_epi32(temp_0, temp_1, 0xf0); row += 1; } iy = iy4 + k; iy = clamp(iy, 0, height - 1); horz_out[row] = _mm256_set1_epi16(const4 + ref[iy * stride] * const5); } else if (ix4 >= width + 6) { int iy, row = 0; for (k = -7; k <= (AOMMIN(8, p_height - i) - 2); k += 2) { iy = iy4 + k; iy = clamp(iy, 0, height - 1); const __m256i temp_0 = _mm256_set1_epi16( const4 + ref[iy * stride + (width - 1)] * const5); iy = iy4 + k + 1; iy = clamp(iy, 0, height - 1); const __m256i temp_1 = _mm256_set1_epi16( const4 + ref[iy * stride + (width - 1)] * const5); horz_out[row] = _mm256_blend_epi32(temp_0, temp_1, 0xf0); row += 1; } iy = iy4 + k; iy = clamp(iy, 0, height - 1); horz_out[row] = _mm256_set1_epi16(const4 + ref[iy * stride + (width - 1)] * const5); } else if (((ix4 - 7) < 0) || ((ix4 + 9) > width)) { const int out_of_boundary_left = -(ix4 - 6); const int out_of_boundary_right = (ix4 + 8) - width; int iy, sx, row = 0; for (k = -7; k <= (AOMMIN(8, p_height - i) - 2); k += 2) { iy = iy4 + k; iy = clamp(iy, 0, height - 1); __m128i src0 = _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7)); iy = iy4 + k + 1; iy = clamp(iy, 0, height - 1); __m128i src1 = _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7)); if (out_of_boundary_left >= 0) { const __m128i shuffle_reg_left = _mm_loadu_si128((__m128i *)warp_pad_left[out_of_boundary_left]); src0 = _mm_shuffle_epi8(src0, shuffle_reg_left); src1 = _mm_shuffle_epi8(src1, shuffle_reg_left); } if (out_of_boundary_right >= 0) { const __m128i shuffle_reg_right = _mm_loadu_si128( (__m128i *)warp_pad_right[out_of_boundary_right]); src0 = _mm_shuffle_epi8(src0, shuffle_reg_right); src1 = _mm_shuffle_epi8(src1, shuffle_reg_right); } sx = sx4 + beta * (k + 4); const __m256i src_01 = _mm256_inserti128_si256(_mm256_castsi128_si256(src0), src1, 0x1); horizontal_filter_avx2(src_01, horz_out, sx, alpha, beta, row, shuffle_src, &round_const, &shift); row += 1; } iy = iy4 + k; iy = clamp(iy, 0, height - 1); __m128i src = _mm_loadu_si128((__m128i *)(ref + iy * stride + ix4 - 7)); if (out_of_boundary_left >= 0) { const __m128i shuffle_reg_left = _mm_loadu_si128((__m128i *)warp_pad_left[out_of_boundary_left]); src = _mm_shuffle_epi8(src, shuffle_reg_left); } if (out_of_boundary_right >= 0) { const __m128i shuffle_reg_right = _mm_loadu_si128((__m128i *)warp_pad_right[out_of_boundary_right]); src = _mm_shuffle_epi8(src, shuffle_reg_right); } sx = sx4 + beta * (k + 4); const __m256i src_01 = _mm256_castsi128_si256(src); __m256i coeff[4]; prepare_horizontal_filter_coeff(alpha, sx, coeff); filter_src_pixels_avx2(src_01, horz_out, coeff, shuffle_src, &round_const, &shift, row); } else { prepare_warp_horizontal_filter_avx2( ref, horz_out, stride, ix4, iy4, sx4, alpha, beta, p_height, height, i, &round_const, &shift, shuffle_src); } // Vertical filter prepare_warp_vertical_filter_avx2( pred, horz_out, conv_params, gamma, delta, p_height, p_stride, p_width, i, j, sy4, reduce_bits_vert, &res_add_const_1, round_bits, &res_sub_const, &round_bits_const, &wt); } } }