| /* |
| * 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 <immintrin.h> |
| #include <assert.h> |
| |
| #include "config/aom_dsp_rtcd.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/synonyms.h" |
| #include "aom_dsp/aom_dsp_common.h" |
| #include "aom_dsp/aom_filter.h" |
| #include "av1/common/convolve.h" |
| |
| void av1_highbd_dist_wtd_convolve_2d_copy_avx2(const uint16_t *src, |
| int src_stride, uint16_t *dst0, |
| int dst_stride0, int w, int h, |
| ConvolveParams *conv_params, |
| int bd) { |
| CONV_BUF_TYPE *dst = conv_params->dst; |
| int dst_stride = conv_params->dst_stride; |
| |
| const int bits = |
| FILTER_BITS * 2 - conv_params->round_1 - conv_params->round_0; |
| const __m128i left_shift = _mm_cvtsi32_si128(bits); |
| const int do_average = conv_params->do_average; |
| const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg; |
| const int w0 = conv_params->fwd_offset; |
| const int w1 = conv_params->bck_offset; |
| const __m256i wt0 = _mm256_set1_epi32(w0); |
| const __m256i wt1 = _mm256_set1_epi32(w1); |
| const __m256i zero = _mm256_setzero_si256(); |
| int i, j; |
| |
| 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_epi32(offset); |
| const __m256i offset_const_16b = _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_epi32((1 << rounding_shift) >> 1); |
| const __m256i clip_pixel_to_bd = |
| _mm256_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255)); |
| |
| assert(bits <= 4); |
| |
| if (!(w % 16)) { |
| for (i = 0; i < h; i += 1) { |
| for (j = 0; j < w; j += 16) { |
| const __m256i src_16bit = |
| _mm256_loadu_si256((__m256i *)(&src[i * src_stride + j])); |
| |
| const __m256i res = _mm256_sll_epi16(src_16bit, left_shift); |
| |
| if (do_average) { |
| const __m256i data_0 = |
| _mm256_loadu_si256((__m256i *)(&dst[i * dst_stride + j])); |
| |
| const __m256i data_ref_0_lo = _mm256_unpacklo_epi16(data_0, zero); |
| const __m256i data_ref_0_hi = _mm256_unpackhi_epi16(data_0, zero); |
| |
| const __m256i res_32b_lo = _mm256_unpacklo_epi16(res, zero); |
| const __m256i res_unsigned_lo = |
| _mm256_add_epi32(res_32b_lo, offset_const); |
| |
| const __m256i comp_avg_res_lo = |
| highbd_comp_avg(&data_ref_0_lo, &res_unsigned_lo, &wt0, &wt1, |
| use_dist_wtd_comp_avg); |
| |
| const __m256i res_32b_hi = _mm256_unpackhi_epi16(res, zero); |
| const __m256i res_unsigned_hi = |
| _mm256_add_epi32(res_32b_hi, offset_const); |
| |
| const __m256i comp_avg_res_hi = |
| highbd_comp_avg(&data_ref_0_hi, &res_unsigned_hi, &wt0, &wt1, |
| use_dist_wtd_comp_avg); |
| |
| const __m256i round_result_lo = highbd_convolve_rounding( |
| &comp_avg_res_lo, &offset_const, &rounding_const, rounding_shift); |
| const __m256i round_result_hi = highbd_convolve_rounding( |
| &comp_avg_res_hi, &offset_const, &rounding_const, rounding_shift); |
| |
| const __m256i res_16b = |
| _mm256_packus_epi32(round_result_lo, round_result_hi); |
| const __m256i res_clip = _mm256_min_epi16(res_16b, clip_pixel_to_bd); |
| |
| _mm256_store_si256((__m256i *)(&dst0[i * dst_stride0 + j]), res_clip); |
| } else { |
| const __m256i res_unsigned_16b = |
| _mm256_adds_epu16(res, offset_const_16b); |
| |
| _mm256_store_si256((__m256i *)(&dst[i * dst_stride + j]), |
| res_unsigned_16b); |
| } |
| } |
| } |
| } else if (!(w % 4)) { |
| for (i = 0; i < h; i += 2) { |
| for (j = 0; j < w; j += 8) { |
| const __m128i src_row_0 = |
| _mm_loadu_si128((__m128i *)(&src[i * src_stride + j])); |
| const __m128i src_row_1 = |
| _mm_loadu_si128((__m128i *)(&src[i * src_stride + j + src_stride])); |
| // since not all compilers yet support _mm256_set_m128i() |
| const __m256i src_10 = _mm256_insertf128_si256( |
| _mm256_castsi128_si256(src_row_0), src_row_1, 1); |
| |
| const __m256i res = _mm256_sll_epi16(src_10, left_shift); |
| |
| if (w - j < 8) { |
| if (do_average) { |
| const __m256i data_0 = _mm256_castsi128_si256( |
| _mm_loadl_epi64((__m128i *)(&dst[i * dst_stride + j]))); |
| const __m256i data_1 = _mm256_castsi128_si256(_mm_loadl_epi64( |
| (__m128i *)(&dst[i * dst_stride + j + dst_stride]))); |
| const __m256i data_01 = |
| _mm256_permute2x128_si256(data_0, data_1, 0x20); |
| |
| const __m256i data_ref_0 = _mm256_unpacklo_epi16(data_01, zero); |
| |
| const __m256i res_32b = _mm256_unpacklo_epi16(res, zero); |
| const __m256i res_unsigned_lo = |
| _mm256_add_epi32(res_32b, offset_const); |
| |
| const __m256i comp_avg_res = |
| highbd_comp_avg(&data_ref_0, &res_unsigned_lo, &wt0, &wt1, |
| use_dist_wtd_comp_avg); |
| |
| const __m256i round_result = highbd_convolve_rounding( |
| &comp_avg_res, &offset_const, &rounding_const, rounding_shift); |
| |
| const __m256i res_16b = |
| _mm256_packus_epi32(round_result, round_result); |
| const __m256i res_clip = |
| _mm256_min_epi16(res_16b, clip_pixel_to_bd); |
| |
| const __m128i res_0 = _mm256_castsi256_si128(res_clip); |
| const __m128i res_1 = _mm256_extracti128_si256(res_clip, 1); |
| |
| _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 __m256i res_unsigned_16b = |
| _mm256_adds_epu16(res, offset_const_16b); |
| |
| const __m128i res_0 = _mm256_castsi256_si128(res_unsigned_16b); |
| const __m128i res_1 = _mm256_extracti128_si256(res_unsigned_16b, 1); |
| |
| _mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j]), res_0); |
| _mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j + dst_stride]), |
| res_1); |
| } |
| } else { |
| if (do_average) { |
| const __m256i data_0 = _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(&dst[i * dst_stride + j]))); |
| const __m256i data_1 = _mm256_castsi128_si256(_mm_loadu_si128( |
| (__m128i *)(&dst[i * dst_stride + j + dst_stride]))); |
| const __m256i data_01 = |
| _mm256_permute2x128_si256(data_0, data_1, 0x20); |
| |
| const __m256i data_ref_0_lo = _mm256_unpacklo_epi16(data_01, zero); |
| const __m256i data_ref_0_hi = _mm256_unpackhi_epi16(data_01, zero); |
| |
| const __m256i res_32b_lo = _mm256_unpacklo_epi16(res, zero); |
| const __m256i res_unsigned_lo = |
| _mm256_add_epi32(res_32b_lo, offset_const); |
| |
| const __m256i comp_avg_res_lo = |
| highbd_comp_avg(&data_ref_0_lo, &res_unsigned_lo, &wt0, &wt1, |
| use_dist_wtd_comp_avg); |
| |
| const __m256i res_32b_hi = _mm256_unpackhi_epi16(res, zero); |
| const __m256i res_unsigned_hi = |
| _mm256_add_epi32(res_32b_hi, offset_const); |
| |
| const __m256i comp_avg_res_hi = |
| highbd_comp_avg(&data_ref_0_hi, &res_unsigned_hi, &wt0, &wt1, |
| use_dist_wtd_comp_avg); |
| |
| const __m256i round_result_lo = |
| highbd_convolve_rounding(&comp_avg_res_lo, &offset_const, |
| &rounding_const, rounding_shift); |
| const __m256i round_result_hi = |
| highbd_convolve_rounding(&comp_avg_res_hi, &offset_const, |
| &rounding_const, rounding_shift); |
| |
| const __m256i res_16b = |
| _mm256_packus_epi32(round_result_lo, round_result_hi); |
| const __m256i res_clip = |
| _mm256_min_epi16(res_16b, clip_pixel_to_bd); |
| |
| const __m128i res_0 = _mm256_castsi256_si128(res_clip); |
| const __m128i res_1 = _mm256_extracti128_si256(res_clip, 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 __m256i res_unsigned_16b = |
| _mm256_adds_epu16(res, offset_const_16b); |
| const __m128i res_0 = _mm256_castsi256_si128(res_unsigned_16b); |
| const __m128i res_1 = _mm256_extracti128_si256(res_unsigned_16b, 1); |
| |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]), |
| res_1); |
| } |
| } |
| } |
| } |
| } |
| } |
| |
| void av1_highbd_dist_wtd_convolve_2d_avx2( |
| const uint16_t *src, int src_stride, uint16_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, int bd) { |
| DECLARE_ALIGNED(32, int16_t, im_block[(MAX_SB_SIZE + MAX_FILTER_TAP) * 8]); |
| CONV_BUF_TYPE *dst = conv_params->dst; |
| int dst_stride = conv_params->dst_stride; |
| int im_h = h + filter_params_y->taps - 1; |
| int im_stride = 8; |
| int i, j; |
| const int fo_vert = filter_params_y->taps / 2 - 1; |
| const int fo_horiz = filter_params_x->taps / 2 - 1; |
| const uint16_t *const src_ptr = src - fo_vert * src_stride - fo_horiz; |
| |
| // Check that, even with 12-bit input, the intermediate values will fit |
| // into an unsigned 16-bit intermediate array. |
| assert(bd + FILTER_BITS + 2 - conv_params->round_0 <= 16); |
| |
| __m256i s[8], coeffs_y[4], coeffs_x[4]; |
| const int do_average = conv_params->do_average; |
| const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg; |
| |
| const int w0 = conv_params->fwd_offset; |
| const int w1 = conv_params->bck_offset; |
| const __m256i wt0 = _mm256_set1_epi32(w0); |
| const __m256i wt1 = _mm256_set1_epi32(w1); |
| const __m256i zero = _mm256_setzero_si256(); |
| |
| const __m256i round_const_x = _mm256_set1_epi32( |
| ((1 << conv_params->round_0) >> 1) + (1 << (bd + FILTER_BITS - 1))); |
| const __m128i round_shift_x = _mm_cvtsi32_si128(conv_params->round_0); |
| |
| const __m256i round_const_y = _mm256_set1_epi32( |
| ((1 << conv_params->round_1) >> 1) - |
| (1 << (bd + 2 * FILTER_BITS - conv_params->round_0 - 1))); |
| const __m128i round_shift_y = _mm_cvtsi32_si128(conv_params->round_1); |
| |
| 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_epi32(offset); |
| const int rounding_shift = |
| 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; |
| const __m256i rounding_const = _mm256_set1_epi32((1 << rounding_shift) >> 1); |
| |
| const __m256i clip_pixel_to_bd = |
| _mm256_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255)); |
| |
| prepare_coeffs(filter_params_x, subpel_x_qn, coeffs_x); |
| prepare_coeffs(filter_params_y, subpel_y_qn, coeffs_y); |
| |
| for (j = 0; j < w; j += 8) { |
| /* Horizontal filter */ |
| { |
| for (i = 0; i < im_h; i += 2) { |
| const __m256i row0 = |
| _mm256_loadu_si256((__m256i *)&src_ptr[i * src_stride + j]); |
| __m256i row1 = _mm256_setzero_si256(); |
| if (i + 1 < im_h) |
| row1 = |
| _mm256_loadu_si256((__m256i *)&src_ptr[(i + 1) * src_stride + j]); |
| |
| const __m256i r0 = _mm256_permute2x128_si256(row0, row1, 0x20); |
| const __m256i r1 = _mm256_permute2x128_si256(row0, row1, 0x31); |
| |
| // even pixels |
| s[0] = _mm256_alignr_epi8(r1, r0, 0); |
| s[1] = _mm256_alignr_epi8(r1, r0, 4); |
| s[2] = _mm256_alignr_epi8(r1, r0, 8); |
| s[3] = _mm256_alignr_epi8(r1, r0, 12); |
| |
| __m256i res_even = convolve(s, coeffs_x); |
| res_even = _mm256_sra_epi32(_mm256_add_epi32(res_even, round_const_x), |
| round_shift_x); |
| |
| // odd pixels |
| s[0] = _mm256_alignr_epi8(r1, r0, 2); |
| s[1] = _mm256_alignr_epi8(r1, r0, 6); |
| s[2] = _mm256_alignr_epi8(r1, r0, 10); |
| s[3] = _mm256_alignr_epi8(r1, r0, 14); |
| |
| __m256i res_odd = convolve(s, coeffs_x); |
| res_odd = _mm256_sra_epi32(_mm256_add_epi32(res_odd, round_const_x), |
| round_shift_x); |
| |
| __m256i res_even1 = _mm256_packs_epi32(res_even, res_even); |
| __m256i res_odd1 = _mm256_packs_epi32(res_odd, res_odd); |
| __m256i res = _mm256_unpacklo_epi16(res_even1, res_odd1); |
| |
| _mm256_store_si256((__m256i *)&im_block[i * im_stride], res); |
| } |
| } |
| |
| /* Vertical filter */ |
| { |
| __m256i s0 = _mm256_loadu_si256((__m256i *)(im_block + 0 * im_stride)); |
| __m256i s1 = _mm256_loadu_si256((__m256i *)(im_block + 1 * im_stride)); |
| __m256i s2 = _mm256_loadu_si256((__m256i *)(im_block + 2 * im_stride)); |
| __m256i s3 = _mm256_loadu_si256((__m256i *)(im_block + 3 * im_stride)); |
| __m256i s4 = _mm256_loadu_si256((__m256i *)(im_block + 4 * im_stride)); |
| __m256i s5 = _mm256_loadu_si256((__m256i *)(im_block + 5 * im_stride)); |
| |
| s[0] = _mm256_unpacklo_epi16(s0, s1); |
| s[1] = _mm256_unpacklo_epi16(s2, s3); |
| s[2] = _mm256_unpacklo_epi16(s4, s5); |
| |
| s[4] = _mm256_unpackhi_epi16(s0, s1); |
| s[5] = _mm256_unpackhi_epi16(s2, s3); |
| s[6] = _mm256_unpackhi_epi16(s4, s5); |
| |
| for (i = 0; i < h; i += 2) { |
| const int16_t *data = &im_block[i * im_stride]; |
| |
| const __m256i s6 = |
| _mm256_loadu_si256((__m256i *)(data + 6 * im_stride)); |
| const __m256i s7 = |
| _mm256_loadu_si256((__m256i *)(data + 7 * im_stride)); |
| |
| s[3] = _mm256_unpacklo_epi16(s6, s7); |
| s[7] = _mm256_unpackhi_epi16(s6, s7); |
| |
| const __m256i res_a = convolve(s, coeffs_y); |
| |
| const __m256i res_a_round = _mm256_sra_epi32( |
| _mm256_add_epi32(res_a, round_const_y), round_shift_y); |
| |
| const __m256i res_unsigned_lo = |
| _mm256_add_epi32(res_a_round, offset_const); |
| |
| if (w - j < 8) { |
| if (do_average) { |
| const __m256i data_0 = _mm256_castsi128_si256( |
| _mm_loadl_epi64((__m128i *)(&dst[i * dst_stride + j]))); |
| const __m256i data_1 = _mm256_castsi128_si256(_mm_loadl_epi64( |
| (__m128i *)(&dst[i * dst_stride + j + dst_stride]))); |
| const __m256i data_01 = |
| _mm256_permute2x128_si256(data_0, data_1, 0x20); |
| |
| const __m256i data_ref_0 = _mm256_unpacklo_epi16(data_01, zero); |
| |
| const __m256i comp_avg_res = |
| highbd_comp_avg(&data_ref_0, &res_unsigned_lo, &wt0, &wt1, |
| use_dist_wtd_comp_avg); |
| |
| const __m256i round_result = highbd_convolve_rounding( |
| &comp_avg_res, &offset_const, &rounding_const, rounding_shift); |
| |
| const __m256i res_16b = |
| _mm256_packus_epi32(round_result, round_result); |
| const __m256i res_clip = |
| _mm256_min_epi16(res_16b, clip_pixel_to_bd); |
| |
| const __m128i res_0 = _mm256_castsi256_si128(res_clip); |
| const __m128i res_1 = _mm256_extracti128_si256(res_clip, 1); |
| |
| _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 { |
| __m256i res_16b = |
| _mm256_packus_epi32(res_unsigned_lo, res_unsigned_lo); |
| const __m128i res_0 = _mm256_castsi256_si128(res_16b); |
| const __m128i res_1 = _mm256_extracti128_si256(res_16b, 1); |
| |
| _mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j]), res_0); |
| _mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j + dst_stride]), |
| res_1); |
| } |
| } else { |
| const __m256i res_b = convolve(s + 4, coeffs_y); |
| const __m256i res_b_round = _mm256_sra_epi32( |
| _mm256_add_epi32(res_b, round_const_y), round_shift_y); |
| |
| __m256i res_unsigned_hi = _mm256_add_epi32(res_b_round, offset_const); |
| |
| if (do_average) { |
| const __m256i data_0 = _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(&dst[i * dst_stride + j]))); |
| const __m256i data_1 = _mm256_castsi128_si256(_mm_loadu_si128( |
| (__m128i *)(&dst[i * dst_stride + j + dst_stride]))); |
| const __m256i data_01 = |
| _mm256_permute2x128_si256(data_0, data_1, 0x20); |
| |
| const __m256i data_ref_0_lo = _mm256_unpacklo_epi16(data_01, zero); |
| const __m256i data_ref_0_hi = _mm256_unpackhi_epi16(data_01, zero); |
| |
| const __m256i comp_avg_res_lo = |
| highbd_comp_avg(&data_ref_0_lo, &res_unsigned_lo, &wt0, &wt1, |
| use_dist_wtd_comp_avg); |
| const __m256i comp_avg_res_hi = |
| highbd_comp_avg(&data_ref_0_hi, &res_unsigned_hi, &wt0, &wt1, |
| use_dist_wtd_comp_avg); |
| |
| const __m256i round_result_lo = |
| highbd_convolve_rounding(&comp_avg_res_lo, &offset_const, |
| &rounding_const, rounding_shift); |
| const __m256i round_result_hi = |
| highbd_convolve_rounding(&comp_avg_res_hi, &offset_const, |
| &rounding_const, rounding_shift); |
| |
| const __m256i res_16b = |
| _mm256_packus_epi32(round_result_lo, round_result_hi); |
| const __m256i res_clip = |
| _mm256_min_epi16(res_16b, clip_pixel_to_bd); |
| |
| const __m128i res_0 = _mm256_castsi256_si128(res_clip); |
| const __m128i res_1 = _mm256_extracti128_si256(res_clip, 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 { |
| __m256i res_16b = |
| _mm256_packus_epi32(res_unsigned_lo, res_unsigned_hi); |
| const __m128i res_0 = _mm256_castsi256_si128(res_16b); |
| const __m128i res_1 = _mm256_extracti128_si256(res_16b, 1); |
| |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]), |
| res_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]; |
| } |
| } |
| } |
| } |
| |
| void av1_highbd_dist_wtd_convolve_x_avx2( |
| const uint16_t *src, int src_stride, uint16_t *dst0, int dst_stride0, int w, |
| int h, const InterpFilterParams *filter_params_x, const int subpel_x_qn, |
| ConvolveParams *conv_params, int bd) { |
| CONV_BUF_TYPE *dst = conv_params->dst; |
| int dst_stride = conv_params->dst_stride; |
| const int fo_horiz = filter_params_x->taps / 2 - 1; |
| const uint16_t *const src_ptr = src - fo_horiz; |
| const int bits = FILTER_BITS - conv_params->round_1; |
| |
| int i, j; |
| __m256i s[4], coeffs_x[4]; |
| |
| const int do_average = conv_params->do_average; |
| const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg; |
| const int w0 = conv_params->fwd_offset; |
| const int w1 = conv_params->bck_offset; |
| const __m256i wt0 = _mm256_set1_epi32(w0); |
| const __m256i wt1 = _mm256_set1_epi32(w1); |
| const __m256i zero = _mm256_setzero_si256(); |
| |
| const __m256i round_const_x = |
| _mm256_set1_epi32(((1 << conv_params->round_0) >> 1)); |
| const __m128i round_shift_x = _mm_cvtsi32_si128(conv_params->round_0); |
| const __m128i round_shift_bits = _mm_cvtsi32_si128(bits); |
| |
| 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_epi32(offset); |
| const int rounding_shift = |
| 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; |
| const __m256i rounding_const = _mm256_set1_epi32((1 << rounding_shift) >> 1); |
| const __m256i clip_pixel_to_bd = |
| _mm256_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255)); |
| |
| assert(bits >= 0); |
| prepare_coeffs(filter_params_x, subpel_x_qn, coeffs_x); |
| |
| for (j = 0; j < w; j += 8) { |
| /* Horizontal filter */ |
| for (i = 0; i < h; i += 2) { |
| const __m256i row0 = |
| _mm256_loadu_si256((__m256i *)&src_ptr[i * src_stride + j]); |
| __m256i row1 = |
| _mm256_loadu_si256((__m256i *)&src_ptr[(i + 1) * src_stride + j]); |
| |
| const __m256i r0 = _mm256_permute2x128_si256(row0, row1, 0x20); |
| const __m256i r1 = _mm256_permute2x128_si256(row0, row1, 0x31); |
| |
| // even pixels |
| s[0] = _mm256_alignr_epi8(r1, r0, 0); |
| s[1] = _mm256_alignr_epi8(r1, r0, 4); |
| s[2] = _mm256_alignr_epi8(r1, r0, 8); |
| s[3] = _mm256_alignr_epi8(r1, r0, 12); |
| |
| __m256i res_even = convolve(s, coeffs_x); |
| res_even = _mm256_sra_epi32(_mm256_add_epi32(res_even, round_const_x), |
| round_shift_x); |
| |
| // odd pixels |
| s[0] = _mm256_alignr_epi8(r1, r0, 2); |
| s[1] = _mm256_alignr_epi8(r1, r0, 6); |
| s[2] = _mm256_alignr_epi8(r1, r0, 10); |
| s[3] = _mm256_alignr_epi8(r1, r0, 14); |
| |
| __m256i res_odd = convolve(s, coeffs_x); |
| res_odd = _mm256_sra_epi32(_mm256_add_epi32(res_odd, round_const_x), |
| round_shift_x); |
| |
| res_even = _mm256_sll_epi32(res_even, round_shift_bits); |
| res_odd = _mm256_sll_epi32(res_odd, round_shift_bits); |
| |
| __m256i res1 = _mm256_unpacklo_epi32(res_even, res_odd); |
| |
| __m256i res_unsigned_lo = _mm256_add_epi32(res1, offset_const); |
| |
| if (w - j < 8) { |
| if (do_average) { |
| const __m256i data_0 = _mm256_castsi128_si256( |
| _mm_loadl_epi64((__m128i *)(&dst[i * dst_stride + j]))); |
| const __m256i data_1 = _mm256_castsi128_si256(_mm_loadl_epi64( |
| (__m128i *)(&dst[i * dst_stride + j + dst_stride]))); |
| const __m256i data_01 = |
| _mm256_permute2x128_si256(data_0, data_1, 0x20); |
| |
| const __m256i data_ref_0 = _mm256_unpacklo_epi16(data_01, zero); |
| |
| const __m256i comp_avg_res = highbd_comp_avg( |
| &data_ref_0, &res_unsigned_lo, &wt0, &wt1, use_dist_wtd_comp_avg); |
| |
| const __m256i round_result = highbd_convolve_rounding( |
| &comp_avg_res, &offset_const, &rounding_const, rounding_shift); |
| |
| const __m256i res_16b = |
| _mm256_packus_epi32(round_result, round_result); |
| const __m256i res_clip = _mm256_min_epi16(res_16b, clip_pixel_to_bd); |
| |
| const __m128i res_0 = _mm256_castsi256_si128(res_clip); |
| const __m128i res_1 = _mm256_extracti128_si256(res_clip, 1); |
| |
| _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 { |
| __m256i res_16b = |
| _mm256_packus_epi32(res_unsigned_lo, res_unsigned_lo); |
| const __m128i res_0 = _mm256_castsi256_si128(res_16b); |
| const __m128i res_1 = _mm256_extracti128_si256(res_16b, 1); |
| |
| _mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j]), res_0); |
| _mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j + dst_stride]), |
| res_1); |
| } |
| } else { |
| __m256i res2 = _mm256_unpackhi_epi32(res_even, res_odd); |
| __m256i res_unsigned_hi = _mm256_add_epi32(res2, offset_const); |
| |
| if (do_average) { |
| const __m256i data_0 = _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(&dst[i * dst_stride + j]))); |
| const __m256i data_1 = _mm256_castsi128_si256(_mm_loadu_si128( |
| (__m128i *)(&dst[i * dst_stride + j + dst_stride]))); |
| const __m256i data_01 = |
| _mm256_permute2x128_si256(data_0, data_1, 0x20); |
| |
| const __m256i data_ref_0_lo = _mm256_unpacklo_epi16(data_01, zero); |
| const __m256i data_ref_0_hi = _mm256_unpackhi_epi16(data_01, zero); |
| |
| const __m256i comp_avg_res_lo = |
| highbd_comp_avg(&data_ref_0_lo, &res_unsigned_lo, &wt0, &wt1, |
| use_dist_wtd_comp_avg); |
| const __m256i comp_avg_res_hi = |
| highbd_comp_avg(&data_ref_0_hi, &res_unsigned_hi, &wt0, &wt1, |
| use_dist_wtd_comp_avg); |
| |
| const __m256i round_result_lo = highbd_convolve_rounding( |
| &comp_avg_res_lo, &offset_const, &rounding_const, rounding_shift); |
| const __m256i round_result_hi = highbd_convolve_rounding( |
| &comp_avg_res_hi, &offset_const, &rounding_const, rounding_shift); |
| |
| const __m256i res_16b = |
| _mm256_packus_epi32(round_result_lo, round_result_hi); |
| const __m256i res_clip = _mm256_min_epi16(res_16b, clip_pixel_to_bd); |
| |
| const __m128i res_0 = _mm256_castsi256_si128(res_clip); |
| const __m128i res_1 = _mm256_extracti128_si256(res_clip, 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 { |
| __m256i res_16b = |
| _mm256_packus_epi32(res_unsigned_lo, res_unsigned_hi); |
| const __m128i res_0 = _mm256_castsi256_si128(res_16b); |
| const __m128i res_1 = _mm256_extracti128_si256(res_16b, 1); |
| |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]), |
| res_1); |
| } |
| } |
| } |
| } |
| } |
| |
| void av1_highbd_dist_wtd_convolve_y_avx2( |
| const uint16_t *src, int src_stride, uint16_t *dst0, int dst_stride0, int w, |
| int h, const InterpFilterParams *filter_params_y, const int subpel_y_qn, |
| ConvolveParams *conv_params, int bd) { |
| CONV_BUF_TYPE *dst = conv_params->dst; |
| int dst_stride = conv_params->dst_stride; |
| const int fo_vert = filter_params_y->taps / 2 - 1; |
| const uint16_t *const src_ptr = src - fo_vert * src_stride; |
| const int bits = FILTER_BITS - conv_params->round_0; |
| |
| assert(bits >= 0); |
| int i, j; |
| __m256i s[8], coeffs_y[4]; |
| const int do_average = conv_params->do_average; |
| const int use_dist_wtd_comp_avg = conv_params->use_dist_wtd_comp_avg; |
| |
| const int w0 = conv_params->fwd_offset; |
| const int w1 = conv_params->bck_offset; |
| const __m256i wt0 = _mm256_set1_epi32(w0); |
| const __m256i wt1 = _mm256_set1_epi32(w1); |
| const __m256i round_const_y = |
| _mm256_set1_epi32(((1 << conv_params->round_1) >> 1)); |
| const __m128i round_shift_y = _mm_cvtsi32_si128(conv_params->round_1); |
| const __m128i round_shift_bits = _mm_cvtsi32_si128(bits); |
| |
| 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_epi32(offset); |
| const int rounding_shift = |
| 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; |
| const __m256i rounding_const = _mm256_set1_epi32((1 << rounding_shift) >> 1); |
| const __m256i clip_pixel_to_bd = |
| _mm256_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255)); |
| const __m256i zero = _mm256_setzero_si256(); |
| |
| prepare_coeffs(filter_params_y, subpel_y_qn, coeffs_y); |
| |
| for (j = 0; j < w; j += 8) { |
| const uint16_t *data = &src_ptr[j]; |
| /* Vertical filter */ |
| { |
| __m256i src6; |
| __m256i s01 = _mm256_permute2x128_si256( |
| _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 0 * src_stride))), |
| _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 1 * src_stride))), |
| 0x20); |
| __m256i s12 = _mm256_permute2x128_si256( |
| _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 1 * src_stride))), |
| _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 2 * src_stride))), |
| 0x20); |
| __m256i s23 = _mm256_permute2x128_si256( |
| _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 2 * src_stride))), |
| _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 3 * src_stride))), |
| 0x20); |
| __m256i s34 = _mm256_permute2x128_si256( |
| _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 3 * src_stride))), |
| _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 4 * src_stride))), |
| 0x20); |
| __m256i s45 = _mm256_permute2x128_si256( |
| _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 4 * src_stride))), |
| _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 5 * src_stride))), |
| 0x20); |
| src6 = _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 6 * src_stride))); |
| __m256i s56 = _mm256_permute2x128_si256( |
| _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 5 * src_stride))), |
| src6, 0x20); |
| |
| s[0] = _mm256_unpacklo_epi16(s01, s12); |
| s[1] = _mm256_unpacklo_epi16(s23, s34); |
| s[2] = _mm256_unpacklo_epi16(s45, s56); |
| |
| s[4] = _mm256_unpackhi_epi16(s01, s12); |
| s[5] = _mm256_unpackhi_epi16(s23, s34); |
| s[6] = _mm256_unpackhi_epi16(s45, s56); |
| |
| for (i = 0; i < h; i += 2) { |
| data = &src_ptr[i * src_stride + j]; |
| |
| const __m256i s67 = _mm256_permute2x128_si256( |
| src6, |
| _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 7 * src_stride))), |
| 0x20); |
| |
| src6 = _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 8 * src_stride))); |
| |
| const __m256i s78 = _mm256_permute2x128_si256( |
| _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(data + 7 * src_stride))), |
| src6, 0x20); |
| |
| s[3] = _mm256_unpacklo_epi16(s67, s78); |
| s[7] = _mm256_unpackhi_epi16(s67, s78); |
| |
| const __m256i res_a = convolve(s, coeffs_y); |
| |
| __m256i res_a_round = _mm256_sll_epi32(res_a, round_shift_bits); |
| res_a_round = _mm256_sra_epi32( |
| _mm256_add_epi32(res_a_round, round_const_y), round_shift_y); |
| |
| __m256i res_unsigned_lo = _mm256_add_epi32(res_a_round, offset_const); |
| |
| if (w - j < 8) { |
| if (do_average) { |
| const __m256i data_0 = _mm256_castsi128_si256( |
| _mm_loadl_epi64((__m128i *)(&dst[i * dst_stride + j]))); |
| const __m256i data_1 = _mm256_castsi128_si256(_mm_loadl_epi64( |
| (__m128i *)(&dst[i * dst_stride + j + dst_stride]))); |
| const __m256i data_01 = |
| _mm256_permute2x128_si256(data_0, data_1, 0x20); |
| |
| const __m256i data_ref_0 = _mm256_unpacklo_epi16(data_01, zero); |
| |
| const __m256i comp_avg_res = |
| highbd_comp_avg(&data_ref_0, &res_unsigned_lo, &wt0, &wt1, |
| use_dist_wtd_comp_avg); |
| |
| const __m256i round_result = highbd_convolve_rounding( |
| &comp_avg_res, &offset_const, &rounding_const, rounding_shift); |
| |
| const __m256i res_16b = |
| _mm256_packus_epi32(round_result, round_result); |
| const __m256i res_clip = |
| _mm256_min_epi16(res_16b, clip_pixel_to_bd); |
| |
| const __m128i res_0 = _mm256_castsi256_si128(res_clip); |
| const __m128i res_1 = _mm256_extracti128_si256(res_clip, 1); |
| |
| _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 { |
| __m256i res_16b = |
| _mm256_packus_epi32(res_unsigned_lo, res_unsigned_lo); |
| const __m128i res_0 = _mm256_castsi256_si128(res_16b); |
| const __m128i res_1 = _mm256_extracti128_si256(res_16b, 1); |
| |
| _mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j]), res_0); |
| _mm_storel_epi64((__m128i *)(&dst[i * dst_stride + j + dst_stride]), |
| res_1); |
| } |
| } else { |
| const __m256i res_b = convolve(s + 4, coeffs_y); |
| __m256i res_b_round = _mm256_sll_epi32(res_b, round_shift_bits); |
| res_b_round = _mm256_sra_epi32( |
| _mm256_add_epi32(res_b_round, round_const_y), round_shift_y); |
| |
| __m256i res_unsigned_hi = _mm256_add_epi32(res_b_round, offset_const); |
| |
| if (do_average) { |
| const __m256i data_0 = _mm256_castsi128_si256( |
| _mm_loadu_si128((__m128i *)(&dst[i * dst_stride + j]))); |
| const __m256i data_1 = _mm256_castsi128_si256(_mm_loadu_si128( |
| (__m128i *)(&dst[i * dst_stride + j + dst_stride]))); |
| const __m256i data_01 = |
| _mm256_permute2x128_si256(data_0, data_1, 0x20); |
| |
| const __m256i data_ref_0_lo = _mm256_unpacklo_epi16(data_01, zero); |
| const __m256i data_ref_0_hi = _mm256_unpackhi_epi16(data_01, zero); |
| |
| const __m256i comp_avg_res_lo = |
| highbd_comp_avg(&data_ref_0_lo, &res_unsigned_lo, &wt0, &wt1, |
| use_dist_wtd_comp_avg); |
| const __m256i comp_avg_res_hi = |
| highbd_comp_avg(&data_ref_0_hi, &res_unsigned_hi, &wt0, &wt1, |
| use_dist_wtd_comp_avg); |
| |
| const __m256i round_result_lo = |
| highbd_convolve_rounding(&comp_avg_res_lo, &offset_const, |
| &rounding_const, rounding_shift); |
| const __m256i round_result_hi = |
| highbd_convolve_rounding(&comp_avg_res_hi, &offset_const, |
| &rounding_const, rounding_shift); |
| |
| const __m256i res_16b = |
| _mm256_packus_epi32(round_result_lo, round_result_hi); |
| const __m256i res_clip = |
| _mm256_min_epi16(res_16b, clip_pixel_to_bd); |
| |
| const __m128i res_0 = _mm256_castsi256_si128(res_clip); |
| const __m128i res_1 = _mm256_extracti128_si256(res_clip, 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 { |
| __m256i res_16b = |
| _mm256_packus_epi32(res_unsigned_lo, res_unsigned_hi); |
| const __m128i res_0 = _mm256_castsi256_si128(res_16b); |
| const __m128i res_1 = _mm256_extracti128_si256(res_16b, 1); |
| |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_0); |
| _mm_store_si128((__m128i *)(&dst[i * dst_stride + j + dst_stride]), |
| res_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]; |
| } |
| } |
| } |
| } |
