| /* |
| * Copyright (c) 2018, 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 <emmintrin.h> |
| #include <immintrin.h> |
| |
| #include "config/av1_rtcd.h" |
| |
| #include "aom_dsp/aom_dsp_common.h" |
| #include "aom_dsp/aom_filter.h" |
| #include "aom_dsp/x86/convolve_avx2.h" |
| #include "aom_dsp/x86/convolve_common_intrin.h" |
| #include "aom_dsp/x86/convolve_sse4_1.h" |
| #include "aom_dsp/x86/mem_sse2.h" |
| #include "aom_dsp/x86/synonyms_avx2.h" |
| |
| #include "av1/common/convolve.h" |
| |
| static inline __m256i unpack_weights_avx2(ConvolveParams *conv_params) { |
| const int w0 = conv_params->fwd_offset; |
| const int w1 = conv_params->bck_offset; |
| const __m256i wt0 = _mm256_set1_epi16((int16_t)w0); |
| const __m256i wt1 = _mm256_set1_epi16((int16_t)w1); |
| const __m256i wt = _mm256_unpacklo_epi16(wt0, wt1); |
| return wt; |
| } |
| |
| static inline __m256i load_line2_avx2(const void *a, const void *b) { |
| return _mm256_permute2x128_si256( |
| _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)a)), |
| _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)b)), 0x20); |
| } |
| |
| void av1_dist_wtd_convolve_x_avx2(const uint8_t *src, int src_stride, |
| uint8_t *dst0, int dst_stride0, int w, int h, |
| const InterpFilterParams *filter_params_x, |
| const int subpel_x_qn, |
| ConvolveParams *conv_params) { |
| CONV_BUF_TYPE *dst = conv_params->dst; |
| int dst_stride = conv_params->dst_stride; |
| const int bd = 8; |
| int i, j, is_horiz_4tap = 0; |
| const int bits = FILTER_BITS - conv_params->round_1; |
| const __m256i wt = unpack_weights_avx2(conv_params); |
| const int do_average = conv_params->do_average; |
| const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg; |
| const int offset_0 = |
| bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; |
| const int offset = (1 << offset_0) + (1 << (offset_0 - 1)); |
| const __m256i offset_const = _mm256_set1_epi16(offset); |
| const int rounding_shift = |
| 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; |
| const __m256i rounding_const = _mm256_set1_epi16((1 << rounding_shift) >> 1); |
| |
| assert(bits >= 0); |
| assert(conv_params->round_0 > 0); |
| |
| const __m256i round_const = |
| _mm256_set1_epi16((1 << (conv_params->round_0 - 1)) >> 1); |
| const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_0 - 1); |
| |
| __m256i filt[4], coeffs[4]; |
| |
| filt[0] = _mm256_load_si256((__m256i const *)filt_global_avx2); |
| filt[1] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32)); |
| |
| prepare_coeffs_lowbd(filter_params_x, subpel_x_qn, coeffs); |
| |
| // Condition for checking valid horz_filt taps |
| if (!(_mm256_extract_epi32(_mm256_or_si256(coeffs[0], coeffs[3]), 0))) |
| is_horiz_4tap = 1; |
| |
| // horz_filt as 4 tap |
| if (is_horiz_4tap) { |
| const int fo_horiz = 1; |
| const uint8_t *const src_ptr = src - fo_horiz; |
| for (i = 0; i < h; i += 2) { |
| const uint8_t *src_data = src_ptr + i * src_stride; |
| CONV_BUF_TYPE *dst_data = dst + i * dst_stride; |
| for (j = 0; j < w; j += 8) { |
| const __m256i data = |
| load_line2_avx2(&src_data[j], &src_data[j + src_stride]); |
| |
| __m256i res = convolve_lowbd_x_4tap(data, coeffs + 1, filt); |
| res = _mm256_sra_epi16(_mm256_add_epi16(res, round_const), round_shift); |
| res = _mm256_slli_epi16(res, bits); |
| |
| const __m256i res_unsigned = _mm256_add_epi16(res, offset_const); |
| |
| // Accumulate values into the destination buffer |
| if (do_average) { |
| const __m256i data_ref_0 = |
| load_line2_avx2(&dst_data[j], &dst_data[j + dst_stride]); |
| const __m256i comp_avg_res = |
| comp_avg(&data_ref_0, &res_unsigned, &wt, use_dist_wtd_comp_avg); |
| |
| const __m256i round_result = convolve_rounding( |
| &comp_avg_res, &offset_const, &rounding_const, rounding_shift); |
| |
| const __m256i res_8 = _mm256_packus_epi16(round_result, round_result); |
| const __m128i res_0 = _mm256_castsi256_si128(res_8); |
| const __m128i res_1 = _mm256_extracti128_si256(res_8, 1); |
| |
| if (w > 4) { |
| _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0); |
| _mm_storel_epi64( |
| (__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1); |
| } else { |
| *(int *)(&dst0[i * dst_stride0 + j]) = _mm_cvtsi128_si32(res_0); |
| *(int *)(&dst0[i * dst_stride0 + j + dst_stride0]) = |
| _mm_cvtsi128_si32(res_1); |
| } |
| } else { |
| const __m128i res_0 = _mm256_castsi256_si128(res_unsigned); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0); |
| |
| const __m128i res_1 = _mm256_extracti128_si256(res_unsigned, 1); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]), |
| res_1); |
| } |
| } |
| } |
| } else { |
| const int fo_horiz = filter_params_x->taps / 2 - 1; |
| const uint8_t *const src_ptr = src - fo_horiz; |
| |
| filt[2] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 2)); |
| filt[3] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 3)); |
| for (i = 0; i < h; i += 2) { |
| const uint8_t *src_data = src_ptr + i * src_stride; |
| CONV_BUF_TYPE *dst_data = dst + i * dst_stride; |
| for (j = 0; j < w; j += 8) { |
| const __m256i data = |
| load_line2_avx2(&src_data[j], &src_data[j + src_stride]); |
| |
| __m256i res = convolve_lowbd_x(data, coeffs, filt); |
| |
| res = _mm256_sra_epi16(_mm256_add_epi16(res, round_const), round_shift); |
| |
| res = _mm256_slli_epi16(res, bits); |
| |
| const __m256i res_unsigned = _mm256_add_epi16(res, offset_const); |
| |
| // Accumulate values into the destination buffer |
| if (do_average) { |
| const __m256i data_ref_0 = |
| load_line2_avx2(&dst_data[j], &dst_data[j + dst_stride]); |
| const __m256i comp_avg_res = |
| comp_avg(&data_ref_0, &res_unsigned, &wt, use_dist_wtd_comp_avg); |
| |
| const __m256i round_result = convolve_rounding( |
| &comp_avg_res, &offset_const, &rounding_const, rounding_shift); |
| |
| const __m256i res_8 = _mm256_packus_epi16(round_result, round_result); |
| const __m128i res_0 = _mm256_castsi256_si128(res_8); |
| const __m128i res_1 = _mm256_extracti128_si256(res_8, 1); |
| |
| if (w > 4) { |
| _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0); |
| _mm_storel_epi64( |
| (__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1); |
| } else { |
| *(int *)(&dst0[i * dst_stride0 + j]) = _mm_cvtsi128_si32(res_0); |
| *(int *)(&dst0[i * dst_stride0 + j + dst_stride0]) = |
| _mm_cvtsi128_si32(res_1); |
| } |
| } else { |
| const __m128i res_0 = _mm256_castsi256_si128(res_unsigned); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0); |
| |
| const __m128i res_1 = _mm256_extracti128_si256(res_unsigned, 1); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]), |
| res_1); |
| } |
| } |
| } |
| } |
| } |
| |
| void av1_dist_wtd_convolve_y_avx2(const uint8_t *src, int src_stride, |
| uint8_t *dst0, int dst_stride0, int w, int h, |
| const InterpFilterParams *filter_params_y, |
| const int subpel_y_qn, |
| ConvolveParams *conv_params) { |
| CONV_BUF_TYPE *dst = conv_params->dst; |
| int dst_stride = conv_params->dst_stride; |
| const int bd = 8; |
| int i, j, is_vert_4tap = 0; |
| // +1 to compensate for dividing the filter coeffs by 2 |
| const int left_shift = FILTER_BITS - conv_params->round_0 + 1; |
| const __m256i round_const = |
| _mm256_set1_epi32((1 << conv_params->round_1) >> 1); |
| const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_1); |
| const __m256i wt = unpack_weights_avx2(conv_params); |
| const int do_average = conv_params->do_average; |
| const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg; |
| const int offset_0 = |
| bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; |
| const int offset = (1 << offset_0) + (1 << (offset_0 - 1)); |
| const __m256i offset_const = _mm256_set1_epi16(offset); |
| const int offset_1 = (1 << (bd + FILTER_BITS - 2)); |
| const __m256i offset_const_1 = _mm256_set1_epi16(offset_1); |
| const __m256i offset_const_2 = _mm256_set1_epi16((1 << offset_0)); |
| const int rounding_shift = |
| 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; |
| const __m256i rounding_const = _mm256_set1_epi16((1 << rounding_shift) >> 1); |
| const __m256i zero = _mm256_setzero_si256(); |
| __m256i coeffs[4], s[8]; |
| |
| assert((FILTER_BITS - conv_params->round_0) >= 0); |
| |
| prepare_coeffs_lowbd(filter_params_y, subpel_y_qn, coeffs); |
| |
| // Condition for checking valid vert_filt taps |
| if (!(_mm256_extract_epi32(_mm256_or_si256(coeffs[0], coeffs[3]), 0))) |
| is_vert_4tap = 1; |
| |
| if (is_vert_4tap) { |
| const int fo_vert = 1; |
| const uint8_t *const src_ptr = src - fo_vert * src_stride; |
| for (j = 0; j < w; j += 16) { |
| const uint8_t *data = &src_ptr[j]; |
| __m256i src4; |
| // Load lines a and b. Line a to lower 128, line b to upper 128 |
| { |
| __m256i src_ab[4]; |
| __m256i src_a[5]; |
| src_a[0] = _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data)); |
| for (int kk = 0; kk < 4; ++kk) { |
| data += src_stride; |
| src_a[kk + 1] = |
| _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data)); |
| src_ab[kk] = |
| _mm256_permute2x128_si256(src_a[kk], src_a[kk + 1], 0x20); |
| } |
| src4 = src_a[4]; |
| s[0] = _mm256_unpacklo_epi8(src_ab[0], src_ab[1]); |
| s[1] = _mm256_unpacklo_epi8(src_ab[2], src_ab[3]); |
| |
| s[3] = _mm256_unpackhi_epi8(src_ab[0], src_ab[1]); |
| s[4] = _mm256_unpackhi_epi8(src_ab[2], src_ab[3]); |
| } |
| |
| for (i = 0; i < h; i += 2) { |
| data = &src_ptr[(i + 5) * src_stride + j]; |
| const __m256i src5 = |
| _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data)); |
| const __m256i src_45a = _mm256_permute2x128_si256(src4, src5, 0x20); |
| |
| src4 = _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + src_stride))); |
| const __m256i src_56a = _mm256_permute2x128_si256(src5, src4, 0x20); |
| |
| s[2] = _mm256_unpacklo_epi8(src_45a, src_56a); |
| s[5] = _mm256_unpackhi_epi8(src_45a, src_56a); |
| |
| __m256i res_lo = convolve_lowbd_4tap(s, coeffs + 1); |
| |
| res_lo = _mm256_add_epi16(res_lo, offset_const_1); |
| |
| const __m256i res_lo_0_32b = _mm256_unpacklo_epi16(res_lo, zero); |
| const __m256i res_lo_0_shift = |
| _mm256_slli_epi32(res_lo_0_32b, left_shift); |
| const __m256i res_lo_0_round = _mm256_sra_epi32( |
| _mm256_add_epi32(res_lo_0_shift, round_const), round_shift); |
| |
| const __m256i res_lo_1_32b = _mm256_unpackhi_epi16(res_lo, zero); |
| const __m256i res_lo_1_shift = |
| _mm256_slli_epi32(res_lo_1_32b, left_shift); |
| const __m256i res_lo_1_round = _mm256_sra_epi32( |
| _mm256_add_epi32(res_lo_1_shift, round_const), round_shift); |
| |
| const __m256i res_lo_round = |
| _mm256_packs_epi32(res_lo_0_round, res_lo_1_round); |
| |
| const __m256i res_lo_unsigned = |
| _mm256_add_epi16(res_lo_round, offset_const_2); |
| |
| if (w - j < 16) { |
| if (do_average) { |
| const __m256i data_ref_0 = |
| load_line2_avx2(&dst[i * dst_stride + j], |
| &dst[i * dst_stride + j + dst_stride]); |
| const __m256i comp_avg_res = comp_avg(&data_ref_0, &res_lo_unsigned, |
| &wt, use_dist_wtd_comp_avg); |
| |
| const __m256i round_result = convolve_rounding( |
| &comp_avg_res, &offset_const, &rounding_const, rounding_shift); |
| |
| const __m256i res_8 = |
| _mm256_packus_epi16(round_result, round_result); |
| const __m128i res_0 = _mm256_castsi256_si128(res_8); |
| const __m128i res_1 = _mm256_extracti128_si256(res_8, 1); |
| |
| if (w - j > 4) { |
| _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0); |
| _mm_storel_epi64( |
| (__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), |
| res_1); |
| } else { |
| *(int *)(&dst0[i * dst_stride0 + j]) = _mm_cvtsi128_si32(res_0); |
| *(int *)(&dst0[i * dst_stride0 + j + dst_stride0]) = |
| _mm_cvtsi128_si32(res_1); |
| } |
| } else { |
| const __m128i res_0 = _mm256_castsi256_si128(res_lo_unsigned); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0); |
| |
| const __m128i res_1 = _mm256_extracti128_si256(res_lo_unsigned, 1); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]), |
| res_1); |
| } |
| } else { |
| __m256i res_hi = convolve_lowbd_4tap(s + 3, coeffs + 1); |
| |
| res_hi = _mm256_add_epi16(res_hi, offset_const_1); |
| |
| const __m256i res_hi_0_32b = _mm256_unpacklo_epi16(res_hi, zero); |
| const __m256i res_hi_0_shift = |
| _mm256_slli_epi32(res_hi_0_32b, left_shift); |
| const __m256i res_hi_0_round = _mm256_sra_epi32( |
| _mm256_add_epi32(res_hi_0_shift, round_const), round_shift); |
| |
| const __m256i res_hi_1_32b = _mm256_unpackhi_epi16(res_hi, zero); |
| const __m256i res_hi_1_shift = |
| _mm256_slli_epi32(res_hi_1_32b, left_shift); |
| const __m256i res_hi_1_round = _mm256_sra_epi32( |
| _mm256_add_epi32(res_hi_1_shift, round_const), round_shift); |
| |
| const __m256i res_hi_round = |
| _mm256_packs_epi32(res_hi_0_round, res_hi_1_round); |
| |
| const __m256i res_hi_unsigned = |
| _mm256_add_epi16(res_hi_round, offset_const_2); |
| |
| if (do_average) { |
| const __m256i data_ref_0_lo = |
| load_line2_avx2(&dst[i * dst_stride + j], |
| &dst[i * dst_stride + j + dst_stride]); |
| |
| const __m256i data_ref_0_hi = |
| load_line2_avx2(&dst[i * dst_stride + j + 8], |
| &dst[i * dst_stride + j + 8 + dst_stride]); |
| |
| const __m256i comp_avg_res_lo = comp_avg( |
| &data_ref_0_lo, &res_lo_unsigned, &wt, use_dist_wtd_comp_avg); |
| |
| const __m256i comp_avg_res_hi = comp_avg( |
| &data_ref_0_hi, &res_hi_unsigned, &wt, use_dist_wtd_comp_avg); |
| |
| const __m256i round_result_lo = |
| convolve_rounding(&comp_avg_res_lo, &offset_const, |
| &rounding_const, rounding_shift); |
| |
| const __m256i round_result_hi = |
| convolve_rounding(&comp_avg_res_hi, &offset_const, |
| &rounding_const, rounding_shift); |
| |
| const __m256i res_8 = |
| _mm256_packus_epi16(round_result_lo, round_result_hi); |
| const __m128i res_0 = _mm256_castsi256_si128(res_8); |
| const __m128i res_1 = _mm256_extracti128_si256(res_8, 1); |
| |
| _mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j]), res_0); |
| _mm_store_si128( |
| (__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1); |
| |
| } else { |
| const __m128i res_lo_0 = _mm256_castsi256_si128(res_lo_unsigned); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_lo_0); |
| |
| const __m128i res_lo_1 = |
| _mm256_extracti128_si256(res_lo_unsigned, 1); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]), |
| res_lo_1); |
| |
| const __m128i res_hi_0 = _mm256_castsi256_si128(res_hi_unsigned); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + 8]), |
| res_hi_0); |
| |
| const __m128i res_hi_1 = |
| _mm256_extracti128_si256(res_hi_unsigned, 1); |
| _mm_store_si128( |
| (__m128i *)(&dst[i * dst_stride + j + 8 + dst_stride]), |
| res_hi_1); |
| } |
| } |
| s[0] = s[1]; |
| s[1] = s[2]; |
| |
| s[3] = s[4]; |
| s[4] = s[5]; |
| } |
| } |
| } else { |
| const int fo_vert = filter_params_y->taps / 2 - 1; |
| const uint8_t *const src_ptr = src - fo_vert * src_stride; |
| for (j = 0; j < w; j += 16) { |
| const uint8_t *data = &src_ptr[j]; |
| __m256i src6; |
| // Load lines a and b. Line a to lower 128, line b to upper 128 |
| { |
| __m256i src_ab[7]; |
| __m256i src_a[7]; |
| src_a[0] = _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data)); |
| for (int kk = 0; kk < 6; ++kk) { |
| data += src_stride; |
| src_a[kk + 1] = |
| _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data)); |
| src_ab[kk] = |
| _mm256_permute2x128_si256(src_a[kk], src_a[kk + 1], 0x20); |
| } |
| src6 = src_a[6]; |
| s[0] = _mm256_unpacklo_epi8(src_ab[0], src_ab[1]); |
| s[1] = _mm256_unpacklo_epi8(src_ab[2], src_ab[3]); |
| s[2] = _mm256_unpacklo_epi8(src_ab[4], src_ab[5]); |
| s[4] = _mm256_unpackhi_epi8(src_ab[0], src_ab[1]); |
| s[5] = _mm256_unpackhi_epi8(src_ab[2], src_ab[3]); |
| s[6] = _mm256_unpackhi_epi8(src_ab[4], src_ab[5]); |
| } |
| |
| for (i = 0; i < h; i += 2) { |
| data = &src_ptr[(i + 7) * src_stride + j]; |
| const __m256i src7 = |
| _mm256_castsi128_si256(_mm_loadu_si128((__m128i *)data)); |
| const __m256i src_67a = _mm256_permute2x128_si256(src6, src7, 0x20); |
| |
| src6 = _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + src_stride))); |
| const __m256i src_78a = _mm256_permute2x128_si256(src7, src6, 0x20); |
| |
| s[3] = _mm256_unpacklo_epi8(src_67a, src_78a); |
| s[7] = _mm256_unpackhi_epi8(src_67a, src_78a); |
| |
| __m256i res_lo = convolve_lowbd(s, coeffs); |
| |
| res_lo = _mm256_add_epi16(res_lo, offset_const_1); |
| |
| const __m256i res_lo_0_32b = _mm256_unpacklo_epi16(res_lo, zero); |
| const __m256i res_lo_0_shift = |
| _mm256_slli_epi32(res_lo_0_32b, left_shift); |
| const __m256i res_lo_0_round = _mm256_sra_epi32( |
| _mm256_add_epi32(res_lo_0_shift, round_const), round_shift); |
| |
| const __m256i res_lo_1_32b = _mm256_unpackhi_epi16(res_lo, zero); |
| const __m256i res_lo_1_shift = |
| _mm256_slli_epi32(res_lo_1_32b, left_shift); |
| const __m256i res_lo_1_round = _mm256_sra_epi32( |
| _mm256_add_epi32(res_lo_1_shift, round_const), round_shift); |
| |
| const __m256i res_lo_round = |
| _mm256_packs_epi32(res_lo_0_round, res_lo_1_round); |
| |
| const __m256i res_lo_unsigned = |
| _mm256_add_epi16(res_lo_round, offset_const_2); |
| |
| if (w - j < 16) { |
| if (do_average) { |
| const __m256i data_ref_0 = |
| load_line2_avx2(&dst[i * dst_stride + j], |
| &dst[i * dst_stride + j + dst_stride]); |
| const __m256i comp_avg_res = comp_avg(&data_ref_0, &res_lo_unsigned, |
| &wt, use_dist_wtd_comp_avg); |
| |
| const __m256i round_result = convolve_rounding( |
| &comp_avg_res, &offset_const, &rounding_const, rounding_shift); |
| |
| const __m256i res_8 = |
| _mm256_packus_epi16(round_result, round_result); |
| const __m128i res_0 = _mm256_castsi256_si128(res_8); |
| const __m128i res_1 = _mm256_extracti128_si256(res_8, 1); |
| |
| if (w - j > 4) { |
| _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0); |
| _mm_storel_epi64( |
| (__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), |
| res_1); |
| } else { |
| *(int *)(&dst0[i * dst_stride0 + j]) = _mm_cvtsi128_si32(res_0); |
| *(int *)(&dst0[i * dst_stride0 + j + dst_stride0]) = |
| _mm_cvtsi128_si32(res_1); |
| } |
| } else { |
| const __m128i res_0 = _mm256_castsi256_si128(res_lo_unsigned); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0); |
| |
| const __m128i res_1 = _mm256_extracti128_si256(res_lo_unsigned, 1); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]), |
| res_1); |
| } |
| } else { |
| __m256i res_hi = convolve_lowbd(s + 4, coeffs); |
| |
| res_hi = _mm256_add_epi16(res_hi, offset_const_1); |
| |
| const __m256i res_hi_0_32b = _mm256_unpacklo_epi16(res_hi, zero); |
| const __m256i res_hi_0_shift = |
| _mm256_slli_epi32(res_hi_0_32b, left_shift); |
| const __m256i res_hi_0_round = _mm256_sra_epi32( |
| _mm256_add_epi32(res_hi_0_shift, round_const), round_shift); |
| |
| const __m256i res_hi_1_32b = _mm256_unpackhi_epi16(res_hi, zero); |
| const __m256i res_hi_1_shift = |
| _mm256_slli_epi32(res_hi_1_32b, left_shift); |
| const __m256i res_hi_1_round = _mm256_sra_epi32( |
| _mm256_add_epi32(res_hi_1_shift, round_const), round_shift); |
| |
| const __m256i res_hi_round = |
| _mm256_packs_epi32(res_hi_0_round, res_hi_1_round); |
| |
| const __m256i res_hi_unsigned = |
| _mm256_add_epi16(res_hi_round, offset_const_2); |
| |
| if (do_average) { |
| const __m256i data_ref_0_lo = |
| load_line2_avx2(&dst[i * dst_stride + j], |
| &dst[i * dst_stride + j + dst_stride]); |
| |
| const __m256i data_ref_0_hi = |
| load_line2_avx2(&dst[i * dst_stride + j + 8], |
| &dst[i * dst_stride + j + 8 + dst_stride]); |
| |
| const __m256i comp_avg_res_lo = comp_avg( |
| &data_ref_0_lo, &res_lo_unsigned, &wt, use_dist_wtd_comp_avg); |
| |
| const __m256i comp_avg_res_hi = comp_avg( |
| &data_ref_0_hi, &res_hi_unsigned, &wt, use_dist_wtd_comp_avg); |
| |
| const __m256i round_result_lo = |
| convolve_rounding(&comp_avg_res_lo, &offset_const, |
| &rounding_const, rounding_shift); |
| |
| const __m256i round_result_hi = |
| convolve_rounding(&comp_avg_res_hi, &offset_const, |
| &rounding_const, rounding_shift); |
| |
| const __m256i res_8 = |
| _mm256_packus_epi16(round_result_lo, round_result_hi); |
| const __m128i res_0 = _mm256_castsi256_si128(res_8); |
| const __m128i res_1 = _mm256_extracti128_si256(res_8, 1); |
| |
| _mm_store_si128((__m128i *)(&dst0[i * dst_stride0 + j]), res_0); |
| _mm_store_si128( |
| (__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1); |
| |
| } else { |
| const __m128i res_lo_0 = _mm256_castsi256_si128(res_lo_unsigned); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_lo_0); |
| |
| const __m128i res_lo_1 = |
| _mm256_extracti128_si256(res_lo_unsigned, 1); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]), |
| res_lo_1); |
| |
| const __m128i res_hi_0 = _mm256_castsi256_si128(res_hi_unsigned); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + 8]), |
| res_hi_0); |
| |
| const __m128i res_hi_1 = |
| _mm256_extracti128_si256(res_hi_unsigned, 1); |
| _mm_store_si128( |
| (__m128i *)(&dst[i * dst_stride + j + 8 + dst_stride]), |
| res_hi_1); |
| } |
| } |
| s[0] = s[1]; |
| s[1] = s[2]; |
| s[2] = s[3]; |
| |
| s[4] = s[5]; |
| s[5] = s[6]; |
| s[6] = s[7]; |
| } |
| } |
| } |
| } |
| |
| #define JNT_CONVOLVE_2D_VERTICAL_FILTER_4TAP(last_4, mode) \ |
| do { \ |
| __m256i s0_reg = \ |
| _mm256_loadu_si256((__m256i *)(im_block + 0 * im_stride)); \ |
| __m256i s2_reg = \ |
| _mm256_loadu_si256((__m256i *)(im_block + 2 * im_stride)); \ |
| __m256i s4_init = \ |
| _mm256_loadu_si256((__m256i *)(im_block + 4 * im_stride)); \ |
| __m256i s1_reg = _mm256_permute2x128_si256(s0_reg, s2_reg, 0x21); \ |
| __m256i s3_reg = _mm256_permute2x128_si256(s2_reg, s4_init, 0x21); \ |
| __m256i s0 = _mm256_unpacklo_epi16(s0_reg, s1_reg); \ |
| __m256i s1 = _mm256_unpacklo_epi16(s2_reg, s3_reg); \ |
| __m256i s3 = _mm256_setzero_si256(); \ |
| __m256i s4 = _mm256_setzero_si256(); \ |
| if (!(last_4)) { \ |
| s3 = _mm256_unpackhi_epi16(s0_reg, s1_reg); \ |
| s4 = _mm256_unpackhi_epi16(s2_reg, s3_reg); \ |
| } \ |
| for (i = 0; i < h; i += 2) { \ |
| const int16_t *data = &im_block[i * im_stride]; \ |
| \ |
| const __m256i s4_reg = \ |
| _mm256_loadu_si256((__m256i *)(data + 4 * im_stride)); \ |
| const __m256i s5_reg = \ |
| _mm256_loadu_si256((__m256i *)(data + 5 * im_stride)); \ |
| \ |
| __m256i s2 = _mm256_unpacklo_epi16(s4_reg, s5_reg); \ |
| \ |
| const __m256i res_a_1 = _mm256_madd_epi16(s0, coeffs_y[1]); \ |
| const __m256i res_a_2 = _mm256_madd_epi16(s1, coeffs_y[2]); \ |
| const __m256i res_a = _mm256_add_epi32(res_a_1, res_a_2); \ |
| const __m256i res_a_round = \ |
| _mm256_srai_epi32(_mm256_add_epi32(res_a, round_offset_const_v), 7); \ |
| \ |
| __m256i res_unsigned; \ |
| if (last_4) { \ |
| res_unsigned = _mm256_packus_epi32(res_a_round, res_a_round); \ |
| } else { \ |
| __m256i s5 = _mm256_unpackhi_epi16(s4_reg, s5_reg); \ |
| const __m256i res_b_1 = _mm256_madd_epi16(s3, coeffs_y[1]); \ |
| const __m256i res_b_2 = _mm256_madd_epi16(s4, coeffs_y[2]); \ |
| const __m256i res_b = _mm256_add_epi32(res_b_1, res_b_2); \ |
| const __m256i res_b_round = _mm256_srai_epi32( \ |
| _mm256_add_epi32(res_b, round_offset_const_v), 7); \ |
| res_unsigned = _mm256_packus_epi32(res_a_round, res_b_round); \ |
| s3 = s4; \ |
| s4 = s5; \ |
| } \ |
| s0 = s1; \ |
| s1 = s2; \ |
| \ |
| if (mode == 0) { \ |
| const __m256i comp_const = _mm256_set1_epi32(-16 * offset + 128); \ |
| const __m256i wt = unpack_weights_avx2(conv_params); \ |
| __m256i round_result; \ |
| const __m256i data_ref_0 = load_line2_avx2( \ |
| &dst[i * dst_stride + j], &dst[i * dst_stride + j + dst_stride]); \ |
| const __m256i data_lo = \ |
| _mm256_unpacklo_epi16(data_ref_0, res_unsigned); \ |
| const __m256i wt_res_lo = _mm256_madd_epi16(data_lo, wt); \ |
| const __m256i fused_lo = \ |
| _mm256_srai_epi32(_mm256_add_epi32(wt_res_lo, comp_const), 8); \ |
| if (last_4) { \ |
| round_result = _mm256_packs_epi32(fused_lo, fused_lo); \ |
| } else { \ |
| const __m256i data_hi = \ |
| _mm256_unpackhi_epi16(data_ref_0, res_unsigned); \ |
| const __m256i wt_res_hi = _mm256_madd_epi16(data_hi, wt); \ |
| const __m256i fused_hi = \ |
| _mm256_srai_epi32(_mm256_add_epi32(wt_res_hi, comp_const), 8); \ |
| round_result = _mm256_packs_epi32(fused_lo, fused_hi); \ |
| } \ |
| const __m256i res_8 = _mm256_packus_epi16(round_result, round_result); \ |
| const __m128i res_0 = _mm256_castsi256_si128(res_8); \ |
| const __m128i res_1 = _mm256_extracti128_si256(res_8, 1); \ |
| if (last_4) { \ |
| *(int *)(&dst0[i * dst_stride0 + j]) = _mm_cvtsi128_si32(res_0); \ |
| *(int *)(&dst0[i * dst_stride0 + j + dst_stride0]) = \ |
| _mm_cvtsi128_si32(res_1); \ |
| } else { \ |
| _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0); \ |
| _mm_storel_epi64( \ |
| (__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1); \ |
| } \ |
| } else if (mode == 1) { \ |
| const int rounding_shift = \ |
| 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; \ |
| const __m256i offset_const = _mm256_set1_epi16(offset); \ |
| const __m256i rounding_const = \ |
| _mm256_set1_epi16((1 << rounding_shift) >> 1); \ |
| const __m256i data_ref_0 = load_line2_avx2( \ |
| &dst[i * dst_stride + j], &dst[i * dst_stride + j + dst_stride]); \ |
| const __m256i wt_res = _mm256_add_epi16(data_ref_0, res_unsigned); \ |
| const __m256i comp_avg_res = _mm256_srai_epi16(wt_res, 1); \ |
| const __m256i res_signed = \ |
| _mm256_sub_epi16(comp_avg_res, offset_const); \ |
| const __m256i round_result = _mm256_srai_epi16( \ |
| _mm256_add_epi16(res_signed, rounding_const), 4); \ |
| const __m256i res_8 = _mm256_packus_epi16(round_result, round_result); \ |
| const __m128i res_0 = _mm256_castsi256_si128(res_8); \ |
| const __m128i res_1 = _mm256_extracti128_si256(res_8, 1); \ |
| if (last_4) { \ |
| *(int *)(&dst0[i * dst_stride0 + j]) = _mm_cvtsi128_si32(res_0); \ |
| *(int *)(&dst0[i * dst_stride0 + j + dst_stride0]) = \ |
| _mm_cvtsi128_si32(res_1); \ |
| } else { \ |
| _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_0); \ |
| _mm_storel_epi64( \ |
| (__m128i *)((&dst0[i * dst_stride0 + j + dst_stride0])), res_1); \ |
| } \ |
| } else { \ |
| const __m128i res_0 = _mm256_castsi256_si128(res_unsigned); \ |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0); \ |
| const __m128i res_1 = _mm256_extracti128_si256(res_unsigned, 1); \ |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]), \ |
| res_1); \ |
| } \ |
| } \ |
| } while (0) |
| |
| void av1_dist_wtd_convolve_2d_avx2(const uint8_t *src, int src_stride, |
| uint8_t *dst0, int dst_stride0, int w, int h, |
| const InterpFilterParams *filter_params_x, |
| const InterpFilterParams *filter_params_y, |
| const int subpel_x_qn, const int subpel_y_qn, |
| ConvolveParams *conv_params) { |
| CONV_BUF_TYPE *dst = conv_params->dst; |
| int dst_stride = conv_params->dst_stride; |
| const int bd = 8; |
| |
| DECLARE_ALIGNED(32, int16_t, im_block[(MAX_SB_SIZE + MAX_FILTER_TAP) * 8]); |
| |
| int im_stride = 8; |
| int i, is_horiz_4tap = 0, is_vert_4tap = 0; |
| const int do_average = conv_params->do_average; |
| const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg; |
| const int offset_0 = |
| bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; |
| const int offset = (1 << offset_0) + (1 << (offset_0 - 1)); |
| |
| assert(conv_params->round_0 > 0); |
| |
| const __m256i round_const_h = _mm256_set1_epi16( |
| ((1 << (conv_params->round_0 - 1)) >> 1) + (1 << (bd + FILTER_BITS - 2))); |
| const int round_const_v_val = |
| ((1 << conv_params->round_1) >> 1) - |
| (1 << (bd + 2 * FILTER_BITS - conv_params->round_0 - 1)); |
| const __m256i round_const_v = _mm256_set1_epi32(round_const_v_val); |
| const __m256i round_offset_const_v = |
| _mm256_set1_epi32(round_const_v_val + (offset << 7)); |
| |
| DECLARE_ALIGNED(32, __m256i, filt[4]); |
| DECLARE_ALIGNED(32, __m256i, coeffs_x[4]); |
| DECLARE_ALIGNED(32, __m256i, coeffs_y[4]); |
| |
| filt[0] = _mm256_load_si256((__m256i const *)filt_global_avx2); |
| filt[1] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32)); |
| |
| prepare_coeffs_lowbd(filter_params_x, subpel_x_qn, coeffs_x); |
| prepare_coeffs(filter_params_y, subpel_y_qn, coeffs_y); |
| |
| // Condition for checking valid horz_filt taps |
| if (!(_mm256_extract_epi32(_mm256_or_si256(coeffs_x[0], coeffs_x[3]), 0))) |
| is_horiz_4tap = 1; |
| |
| // Condition for checking valid vert_filt taps |
| if (!(_mm256_extract_epi32(_mm256_or_si256(coeffs_y[0], coeffs_y[3]), 0))) |
| is_vert_4tap = 1; |
| |
| if (is_horiz_4tap && is_vert_4tap) { |
| int im_h = h + 4; |
| const int fo_vert = 1; |
| const int fo_horiz = 1; |
| const uint8_t *const src_ptr = src - fo_vert * src_stride - fo_horiz; |
| if (w > 4) { |
| for (int j = 0; j < w; j += 8) { |
| JNT_CONVOLVE_HORIZONTAL_FILTER(src_ptr + j, convolve_lowbd_x_4tap, |
| coeffs_x + 1); |
| if (do_average) { |
| if (use_dist_wtd_comp_avg) { |
| JNT_CONVOLVE_2D_VERTICAL_FILTER_4TAP(0, 0); |
| } else { |
| JNT_CONVOLVE_2D_VERTICAL_FILTER_4TAP(0, 1); |
| } |
| } else { |
| JNT_CONVOLVE_2D_VERTICAL_FILTER_4TAP(0, 2); |
| } |
| } |
| } else { |
| const int j = 0; |
| JNT_CONVOLVE_HORIZONTAL_FILTER(src_ptr, convolve_lowbd_x_4tap, |
| coeffs_x + 1); |
| if (do_average) { |
| if (use_dist_wtd_comp_avg) { |
| JNT_CONVOLVE_2D_VERTICAL_FILTER_4TAP(1, 0); |
| } else { |
| JNT_CONVOLVE_2D_VERTICAL_FILTER_4TAP(1, 1); |
| } |
| } else { |
| JNT_CONVOLVE_2D_VERTICAL_FILTER_4TAP(1, 2); |
| } |
| } |
| } else if (is_horiz_4tap) { |
| int im_h = h + 8; |
| const int fo_vert = filter_params_y->taps / 2 - 1; |
| const int fo_horiz = 1; |
| const uint8_t *const src_ptr = src - fo_vert * src_stride - fo_horiz; |
| const __m256i wt = unpack_weights_avx2(conv_params); |
| const __m256i offset_const = _mm256_set1_epi16(offset); |
| const int rounding_shift = |
| 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; |
| const __m256i rounding_const = |
| _mm256_set1_epi16((1 << rounding_shift) >> 1); |
| for (int j = 0; j < w; j += 8) { |
| JNT_CONVOLVE_HORIZONTAL_FILTER(src_ptr + j, convolve_lowbd_x_4tap, |
| coeffs_x + 1); |
| JNT_CONVOLVE_VERTICAL_FILTER_8TAP; |
| } |
| } else if (is_vert_4tap) { |
| int im_h = h + 4; |
| const int fo_vert = 1; |
| const int fo_horiz = filter_params_x->taps / 2 - 1; |
| const uint8_t *const src_ptr = src - fo_vert * src_stride - fo_horiz; |
| |
| filt[2] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 2)); |
| filt[3] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 3)); |
| |
| for (int j = 0; j < w; j += 8) { |
| JNT_CONVOLVE_HORIZONTAL_FILTER(src_ptr + j, convolve_lowbd_x, coeffs_x); |
| if (do_average) { |
| if (use_dist_wtd_comp_avg) { |
| JNT_CONVOLVE_2D_VERTICAL_FILTER_4TAP((w - j <= 4), 0); |
| } else { |
| JNT_CONVOLVE_2D_VERTICAL_FILTER_4TAP((w - j <= 4), 1); |
| } |
| } else { |
| JNT_CONVOLVE_2D_VERTICAL_FILTER_4TAP((w - j <= 4), 2); |
| } |
| } |
| } else { |
| int im_h = h + 8; |
| const int fo_vert = filter_params_y->taps / 2 - 1; |
| const int fo_horiz = filter_params_x->taps / 2 - 1; |
| const uint8_t *const src_ptr = src - fo_vert * src_stride - fo_horiz; |
| const __m256i wt = unpack_weights_avx2(conv_params); |
| const __m256i offset_const = _mm256_set1_epi16(offset); |
| const int rounding_shift = |
| 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; |
| const __m256i rounding_const = |
| _mm256_set1_epi16((1 << rounding_shift) >> 1); |
| |
| filt[2] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 2)); |
| filt[3] = _mm256_load_si256((__m256i const *)(filt_global_avx2 + 32 * 3)); |
| |
| for (int j = 0; j < w; j += 8) { |
| JNT_CONVOLVE_HORIZONTAL_FILTER(src_ptr + j, convolve_lowbd_x, coeffs_x); |
| |
| JNT_CONVOLVE_VERTICAL_FILTER_8TAP; |
| } |
| } |
| } |
| #undef JNT_CONVOLVE_2D_VERTICAL_FILTER_4TAP |
| |
| #define DO_NO_AVG_2D_COPY_4X16(r0, c0, r1, c1, r2, c2, r3, c3) \ |
| do { \ |
| src_0 = _mm256_cvtepu8_epi16( \ |
| _mm_loadu_si128((__m128i *)(&src[r0 * src_stride + c0]))); \ |
| src_1 = _mm256_cvtepu8_epi16( \ |
| _mm_loadu_si128((__m128i *)(&src[r1 * src_stride + c1]))); \ |
| src_2 = _mm256_cvtepu8_epi16( \ |
| _mm_loadu_si128((__m128i *)(&src[r2 * src_stride + c2]))); \ |
| src_3 = _mm256_cvtepu8_epi16( \ |
| _mm_loadu_si128((__m128i *)(&src[r3 * src_stride + c3]))); \ |
| \ |
| src_0 = _mm256_slli_epi16(src_0, LEFT_SHIFT); \ |
| src_1 = _mm256_slli_epi16(src_1, LEFT_SHIFT); \ |
| src_2 = _mm256_slli_epi16(src_2, LEFT_SHIFT); \ |
| src_3 = _mm256_slli_epi16(src_3, LEFT_SHIFT); \ |
| \ |
| src_0 = _mm256_add_epi16(src_0, offset_const); \ |
| src_1 = _mm256_add_epi16(src_1, offset_const); \ |
| src_2 = _mm256_add_epi16(src_2, offset_const); \ |
| src_3 = _mm256_add_epi16(src_3, offset_const); \ |
| \ |
| _mm256_store_si256((__m256i *)(&dst[r0 * dst_stride + c0]), src_0); \ |
| _mm256_store_si256((__m256i *)(&dst[r1 * dst_stride + c1]), src_1); \ |
| _mm256_store_si256((__m256i *)(&dst[r2 * dst_stride + c2]), src_2); \ |
| _mm256_store_si256((__m256i *)(&dst[r3 * dst_stride + c3]), src_3); \ |
| } while (0) |
| |
| #define LEFT_SHIFT (2 * FILTER_BITS - 3 - 7) |
| static inline void av1_dist_wtd_convolve_2d_no_avg_copy_avx2( |
| const uint8_t *src, int src_stride, CONV_BUF_TYPE *dst, int dst_stride, |
| int w, int h, const __m256i offset_const) { |
| int i = h; |
| if (w >= 16) { |
| __m256i src_0, src_1, src_2, src_3; |
| if (w == 128) { |
| do { |
| DO_NO_AVG_2D_COPY_4X16(0, 0, 0, 16, 0, 32, 0, 48); |
| DO_NO_AVG_2D_COPY_4X16(0, 64, 0, 80, 0, 96, 0, 112); |
| src += 1 * src_stride; |
| dst += 1 * dst_stride; |
| i -= 1; |
| } while (i); |
| } else if (w == 64) { |
| do { |
| DO_NO_AVG_2D_COPY_4X16(0, 0, 0, 16, 0, 32, 0, 48); |
| src += 1 * src_stride; |
| dst += 1 * dst_stride; |
| i -= 1; |
| } while (i); |
| } else if (w == 32) { |
| do { |
| DO_NO_AVG_2D_COPY_4X16(0, 0, 1, 0, 0, 16, 1, 16); |
| src += 2 * src_stride; |
| dst += 2 * dst_stride; |
| i -= 2; |
| } while (i); |
| } else if (w == 16) { |
| do { |
| DO_NO_AVG_2D_COPY_4X16(0, 0, 1, 0, 2, 0, 3, 0); |
| src += 4 * src_stride; |
| dst += 4 * dst_stride; |
| i -= 4; |
| } while (i); |
| } |
| } else { |
| const __m256i zero = _mm256_setzero_si256(); |
| do { |
| const __m128i src_row_0 = |
| _mm_loadl_epi64((__m128i *)(&src[0 * src_stride])); |
| const __m128i src_row_1 = |
| _mm_loadl_epi64((__m128i *)(&src[1 * src_stride])); |
| const __m128i src_row_2 = |
| _mm_loadl_epi64((__m128i *)(&src[2 * src_stride])); |
| const __m128i src_row_3 = |
| _mm_loadl_epi64((__m128i *)(&src[3 * src_stride])); |
| |
| __m256i src_10 = _mm256_insertf128_si256( |
| _mm256_castsi128_si256(src_row_0), src_row_1, 1); |
| __m256i src_32 = _mm256_insertf128_si256( |
| _mm256_castsi128_si256(src_row_2), src_row_3, 1); |
| |
| src_10 = _mm256_unpacklo_epi8(src_10, zero); |
| src_32 = _mm256_unpacklo_epi8(src_32, zero); |
| |
| src_10 = _mm256_slli_epi16(src_10, LEFT_SHIFT); |
| src_32 = _mm256_slli_epi16(src_32, LEFT_SHIFT); |
| |
| src_10 = _mm256_add_epi16(src_10, offset_const); |
| src_32 = _mm256_add_epi16(src_32, offset_const); |
| |
| // Accumulate values into the destination buffer |
| _mm_store_si128((__m128i *)(&dst[0 * dst_stride]), |
| _mm256_castsi256_si128(src_10)); |
| _mm_store_si128((__m128i *)(&dst[1 * dst_stride]), |
| _mm256_extracti128_si256(src_10, 1)); |
| _mm_store_si128((__m128i *)(&dst[2 * dst_stride]), |
| _mm256_castsi256_si128(src_32)); |
| _mm_store_si128((__m128i *)(&dst[3 * dst_stride]), |
| _mm256_extracti128_si256(src_32, 1)); |
| |
| src += 4 * src_stride; |
| dst += 4 * dst_stride; |
| i -= 4; |
| } while (i); |
| } |
| } |
| |
| #define DO_AVG_2D_COPY_4X16(USE_DIST_WEIGHTED, r0, c0, r1, c1, r2, c2, r3, c3) \ |
| do { \ |
| src_0 = _mm256_cvtepu8_epi16( \ |
| _mm_loadu_si128((__m128i *)(&src[r0 * src_stride + c0]))); \ |
| src_1 = _mm256_cvtepu8_epi16( \ |
| _mm_loadu_si128((__m128i *)(&src[r1 * src_stride + c1]))); \ |
| src_2 = _mm256_cvtepu8_epi16( \ |
| _mm_loadu_si128((__m128i *)(&src[r2 * src_stride + c2]))); \ |
| src_3 = _mm256_cvtepu8_epi16( \ |
| _mm_loadu_si128((__m128i *)(&src[r3 * src_stride + c3]))); \ |
| \ |
| src_0 = _mm256_slli_epi16(src_0, LEFT_SHIFT); \ |
| src_1 = _mm256_slli_epi16(src_1, LEFT_SHIFT); \ |
| src_2 = _mm256_slli_epi16(src_2, LEFT_SHIFT); \ |
| src_3 = _mm256_slli_epi16(src_3, LEFT_SHIFT); \ |
| src_0 = _mm256_add_epi16(src_0, offset_const); \ |
| src_1 = _mm256_add_epi16(src_1, offset_const); \ |
| src_2 = _mm256_add_epi16(src_2, offset_const); \ |
| src_3 = _mm256_add_epi16(src_3, offset_const); \ |
| \ |
| ref_0 = _mm256_loadu_si256((__m256i *)(&dst[r0 * dst_stride + c0])); \ |
| ref_1 = _mm256_loadu_si256((__m256i *)(&dst[r1 * dst_stride + c1])); \ |
| ref_2 = _mm256_loadu_si256((__m256i *)(&dst[r2 * dst_stride + c2])); \ |
| ref_3 = _mm256_loadu_si256((__m256i *)(&dst[r3 * dst_stride + c3])); \ |
| \ |
| res_0 = comp_avg(&ref_0, &src_0, &wt, USE_DIST_WEIGHTED); \ |
| res_1 = comp_avg(&ref_1, &src_1, &wt, USE_DIST_WEIGHTED); \ |
| res_2 = comp_avg(&ref_2, &src_2, &wt, USE_DIST_WEIGHTED); \ |
| res_3 = comp_avg(&ref_3, &src_3, &wt, USE_DIST_WEIGHTED); \ |
| \ |
| res_0 = convolve_rounding(&res_0, &offset_const, &rounding_const, \ |
| rounding_shift); \ |
| res_1 = convolve_rounding(&res_1, &offset_const, &rounding_const, \ |
| rounding_shift); \ |
| res_2 = convolve_rounding(&res_2, &offset_const, &rounding_const, \ |
| rounding_shift); \ |
| res_3 = convolve_rounding(&res_3, &offset_const, &rounding_const, \ |
| rounding_shift); \ |
| \ |
| res_10 = _mm256_packus_epi16(res_0, res_1); \ |
| res_32 = _mm256_packus_epi16(res_2, res_3); \ |
| res_10 = _mm256_permute4x64_epi64(res_10, 0xD8); \ |
| res_32 = _mm256_permute4x64_epi64(res_32, 0xD8); \ |
| \ |
| _mm_store_si128((__m128i *)(&dst0[r0 * dst_stride0 + c0]), \ |
| _mm256_castsi256_si128(res_10)); \ |
| _mm_store_si128((__m128i *)(&dst0[r1 * dst_stride0 + c1]), \ |
| _mm256_extracti128_si256(res_10, 1)); \ |
| _mm_store_si128((__m128i *)(&dst0[r2 * dst_stride0 + c2]), \ |
| _mm256_castsi256_si128(res_32)); \ |
| _mm_store_si128((__m128i *)(&dst0[r3 * dst_stride0 + c3]), \ |
| _mm256_extracti128_si256(res_32, 1)); \ |
| } while (0) |
| |
| #define DO_AVG_2D_COPY(USE_DIST_WEIGHTED) \ |
| int i = h; \ |
| if (w >= 16) { \ |
| __m256i src_0, src_1, src_2, src_3; \ |
| __m256i ref_0, ref_1, ref_2, ref_3; \ |
| __m256i res_0, res_1, res_2, res_3; \ |
| __m256i res_10, res_32; \ |
| if (w == 128) { \ |
| do { \ |
| DO_AVG_2D_COPY_4X16(USE_DIST_WEIGHTED, 0, 0, 0, 16, 0, 32, 0, 48); \ |
| DO_AVG_2D_COPY_4X16(USE_DIST_WEIGHTED, 0, 64, 0, 80, 0, 96, 0, 112); \ |
| i -= 1; \ |
| src += 1 * src_stride; \ |
| dst += 1 * dst_stride; \ |
| dst0 += 1 * dst_stride0; \ |
| } while (i); \ |
| } else if (w == 64) { \ |
| do { \ |
| DO_AVG_2D_COPY_4X16(USE_DIST_WEIGHTED, 0, 0, 0, 16, 0, 32, 0, 48); \ |
| \ |
| i -= 1; \ |
| src += 1 * src_stride; \ |
| dst += 1 * dst_stride; \ |
| dst0 += 1 * dst_stride0; \ |
| } while (i); \ |
| } else if (w == 32) { \ |
| do { \ |
| DO_AVG_2D_COPY_4X16(USE_DIST_WEIGHTED, 0, 0, 1, 0, 0, 16, 1, 16); \ |
| \ |
| i -= 2; \ |
| src += 2 * src_stride; \ |
| dst += 2 * dst_stride; \ |
| dst0 += 2 * dst_stride0; \ |
| } while (i); \ |
| } else { \ |
| assert(w == 16); \ |
| do { \ |
| DO_AVG_2D_COPY_4X16(USE_DIST_WEIGHTED, 0, 0, 1, 0, 2, 0, 3, 0); \ |
| \ |
| i -= 4; \ |
| src += 4 * src_stride; \ |
| dst += 4 * dst_stride; \ |
| dst0 += 4 * dst_stride0; \ |
| } while (i); \ |
| } \ |
| } else if (w == 8) { \ |
| do { \ |
| const __m128i src_0 = \ |
| _mm_loadl_epi64((__m128i *)(&src[0 * src_stride])); \ |
| const __m128i src_1 = \ |
| _mm_loadl_epi64((__m128i *)(&src[1 * src_stride])); \ |
| const __m128i src_2 = \ |
| _mm_loadl_epi64((__m128i *)(&src[2 * src_stride])); \ |
| const __m128i src_3 = \ |
| _mm_loadl_epi64((__m128i *)(&src[3 * src_stride])); \ |
| __m256i src_10 = \ |
| _mm256_insertf128_si256(_mm256_castsi128_si256(src_0), src_1, 1); \ |
| __m256i src_32 = \ |
| _mm256_insertf128_si256(_mm256_castsi128_si256(src_2), src_3, 1); \ |
| \ |
| src_10 = _mm256_unpacklo_epi8(src_10, zero); \ |
| src_32 = _mm256_unpacklo_epi8(src_32, zero); \ |
| \ |
| src_10 = _mm256_slli_epi16(src_10, LEFT_SHIFT); \ |
| src_32 = _mm256_slli_epi16(src_32, LEFT_SHIFT); \ |
| \ |
| src_10 = _mm256_add_epi16(src_10, offset_const); \ |
| src_32 = _mm256_add_epi16(src_32, offset_const); \ |
| \ |
| const __m256i ref_10 = \ |
| load_line2_avx2(&dst[0 * dst_stride], &dst[1 * dst_stride]); \ |
| const __m256i ref_32 = \ |
| load_line2_avx2(&dst[2 * dst_stride], &dst[3 * dst_stride]); \ |
| __m256i res_10 = comp_avg(&ref_10, &src_10, &wt, USE_DIST_WEIGHTED); \ |
| __m256i res_32 = comp_avg(&ref_32, &src_32, &wt, USE_DIST_WEIGHTED); \ |
| \ |
| res_10 = convolve_rounding(&res_10, &offset_const, &rounding_const, \ |
| rounding_shift); \ |
| res_32 = convolve_rounding(&res_32, &offset_const, &rounding_const, \ |
| rounding_shift); \ |
| \ |
| __m256i res = _mm256_packus_epi16(res_10, res_32); \ |
| const __m128i res_20 = _mm256_castsi256_si128(res); \ |
| const __m128i res_31 = _mm256_extracti128_si256(res, 1); \ |
| \ |
| _mm_storel_epi64((__m128i *)(&dst0[0 * dst_stride0]), res_20); \ |
| _mm_storel_epi64((__m128i *)((&dst0[1 * dst_stride0])), res_31); \ |
| _mm_storeh_epi64((__m128i *)(&dst0[2 * dst_stride0]), res_20); \ |
| _mm_storeh_epi64((__m128i *)((&dst0[3 * dst_stride0])), res_31); \ |
| i -= 4; \ |
| src += 4 * src_stride; \ |
| dst += 4 * dst_stride; \ |
| dst0 += 4 * dst_stride0; \ |
| } while (i); \ |
| } else { \ |
| assert(w == 4); \ |
| do { \ |
| __m256i src_3210_8bit = \ |
| _mm256_setr_epi32(loadu_int32(src + 0 * src_stride), \ |
| loadu_int32(src + 1 * src_stride), 0, 0, \ |
| loadu_int32(src + 2 * src_stride), \ |
| loadu_int32(src + 3 * src_stride), 0, 0); \ |
| \ |
| __m256i src_3210 = _mm256_unpacklo_epi8(src_3210_8bit, zero); \ |
| src_3210 = _mm256_slli_epi16(src_3210, LEFT_SHIFT); \ |
| src_3210 = _mm256_add_epi16(src_3210, offset_const); \ |
| \ |
| __m256i ref_3210 = \ |
| _mm256_setr_epi64x(*(int64_t *)(dst + 0 * dst_stride), \ |
| *(int64_t *)(dst + 1 * dst_stride), \ |
| *(int64_t *)(dst + 2 * dst_stride), \ |
| *(int64_t *)(dst + 3 * dst_stride)); \ |
| __m256i res_3210 = \ |
| comp_avg(&ref_3210, &src_3210, &wt, USE_DIST_WEIGHTED); \ |
| \ |
| res_3210 = convolve_rounding(&res_3210, &offset_const, &rounding_const, \ |
| rounding_shift); \ |
| \ |
| res_3210 = _mm256_packus_epi16(res_3210, res_3210); \ |
| const __m128i res_10 = _mm256_castsi256_si128(res_3210); \ |
| const __m128i res_32 = _mm256_extracti128_si256(res_3210, 1); \ |
| \ |
| *(int *)(&dst0[0 * dst_stride0]) = _mm_cvtsi128_si32(res_10); \ |
| *(int *)(&dst0[2 * dst_stride0]) = _mm_cvtsi128_si32(res_32); \ |
| *(int *)(&dst0[1 * dst_stride0]) = _mm_extract_epi32(res_10, 1); \ |
| *(int *)(&dst0[3 * dst_stride0]) = _mm_extract_epi32(res_32, 1); \ |
| i -= 4; \ |
| src += 4 * src_stride; \ |
| dst += 4 * dst_stride; \ |
| dst0 += 4 * dst_stride0; \ |
| } while (i); \ |
| } |
| |
| void av1_dist_wtd_convolve_2d_copy_avx2(const uint8_t *src, int src_stride, |
| uint8_t *dst0, int dst_stride0, int w, |
| int h, ConvolveParams *conv_params) { |
| const int bd = 8; |
| CONV_BUF_TYPE *dst = conv_params->dst; |
| int dst_stride = conv_params->dst_stride; |
| assert(conv_params->round_0 == 3); |
| assert(conv_params->round_1 == 7); |
| assert(w % 4 == 0); |
| assert(h % 4 == 0); |
| |
| const int do_average = conv_params->do_average; |
| const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg; |
| const __m256i wt = unpack_weights_avx2(conv_params); |
| const __m256i zero = _mm256_setzero_si256(); |
| |
| const int offset_0 = |
| bd + 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; |
| const int offset = (1 << offset_0) + (1 << (offset_0 - 1)); |
| const __m256i offset_const = _mm256_set1_epi16(offset); |
| const int rounding_shift = |
| 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; |
| const __m256i rounding_const = _mm256_set1_epi16((1 << rounding_shift) >> 1); |
| |
| if (do_average) { |
| if (use_dist_wtd_comp_avg) { |
| DO_AVG_2D_COPY(1) |
| } else { |
| DO_AVG_2D_COPY(0) |
| } |
| } else { |
| av1_dist_wtd_convolve_2d_no_avg_copy_avx2(src, src_stride, dst, dst_stride, |
| w, h, offset_const); |
| } |
| } |
| #undef LEFT_SHIFT |
