/* * 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 #include "config/av1_rtcd.h" #include "aom_dsp/aom_filter.h" #include "aom_dsp/x86/convolve_sse2.h" #include "aom_dsp/x86/synonyms.h" void av1_dist_wtd_convolve_x_sse2(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) { const int bd = 8; CONV_BUF_TYPE *dst = conv_params->dst; const int dst_stride = conv_params->dst_stride; const int fo_horiz = filter_params_x->taps / 2 - 1; const uint8_t *src_ptr = src - fo_horiz; const int bits = FILTER_BITS - conv_params->round_1; const __m128i left_shift = _mm_cvtsi32_si128(bits); const __m128i round_const = _mm_set1_epi32((1 << conv_params->round_0) >> 1); const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_0); const int w0 = conv_params->fwd_offset; const int w1 = conv_params->bck_offset; const __m128i wt0 = _mm_set1_epi16(w0); const __m128i wt1 = _mm_set1_epi16(w1); const __m128i wt = _mm_unpacklo_epi16(wt0, wt1); 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 __m128i offset_const = _mm_set1_epi16(offset); const int rounding_shift = 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; const __m128i rounding_const = _mm_set1_epi16((1 << rounding_shift) >> 1); __m128i coeffs[4]; prepare_coeffs(filter_params_x, subpel_x_qn, coeffs); if (w == 4) { do { const __m128i data = _mm_loadu_si128((__m128i *)src_ptr); __m128i s[4]; s[0] = _mm_unpacklo_epi8(data, _mm_srli_si128(data, 1)); s[1] = _mm_unpacklo_epi8(_mm_srli_si128(data, 2), _mm_srli_si128(data, 3)); s[2] = _mm_unpacklo_epi8(_mm_srli_si128(data, 4), _mm_srli_si128(data, 5)); s[3] = _mm_unpacklo_epi8(_mm_srli_si128(data, 6), _mm_srli_si128(data, 7)); const __m128i res_lo = convolve_lo_x(s, coeffs); const __m128i res_lo_round = _mm_sra_epi32(_mm_add_epi32(res_lo, round_const), round_shift); const __m128i res_lo_shift = _mm_sll_epi32(res_lo_round, left_shift); const __m128i res_16b = _mm_packs_epi32(res_lo_shift, res_lo_shift); const __m128i res_unsigned = _mm_add_epi16(res_16b, offset_const); // Accumulate values into the destination buffer if (do_average) { const __m128i data_ref_0 = _mm_loadu_si128((__m128i *)dst); const __m128i comp_avg_res = comp_avg(&data_ref_0, &res_unsigned, &wt, use_dist_wtd_comp_avg); const __m128i round_result = convolve_rounding( &comp_avg_res, &offset_const, &rounding_const, rounding_shift); const __m128i res_8 = _mm_packus_epi16(round_result, round_result); *(int *)(&dst0[0]) = _mm_cvtsi128_si32(res_8); } else { _mm_store_si128((__m128i *)(&dst[0]), res_unsigned); } src_ptr += src_stride; dst += dst_stride; dst0 += dst_stride0; } while (--h); } else { assert(!(w % 8)); int i = 0; do { int j = 0; do { const __m128i data = _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j]); __m128i s[4]; // Filter even-index pixels s[0] = data; s[1] = _mm_srli_si128(data, 2); s[2] = _mm_srli_si128(data, 4); s[3] = _mm_srli_si128(data, 6); const __m128i res_even = convolve_lo_x(s, coeffs); // Filter odd-index pixels s[0] = _mm_srli_si128(data, 1); s[1] = _mm_srli_si128(data, 3); s[2] = _mm_srli_si128(data, 5); s[3] = _mm_srli_si128(data, 7); const __m128i res_odd = convolve_lo_x(s, coeffs); // Rearrange pixels back into the order 0 ... 7 const __m128i res_lo = _mm_unpacklo_epi32(res_even, res_odd); const __m128i res_hi = _mm_unpackhi_epi32(res_even, res_odd); const __m128i res_lo_round = _mm_sra_epi32(_mm_add_epi32(res_lo, round_const), round_shift); const __m128i res_hi_round = _mm_sra_epi32(_mm_add_epi32(res_hi, round_const), round_shift); const __m128i res_lo_shift = _mm_sll_epi32(res_lo_round, left_shift); const __m128i res_hi_shift = _mm_sll_epi32(res_hi_round, left_shift); const __m128i res_16b = _mm_packs_epi32(res_lo_shift, res_hi_shift); const __m128i res_unsigned = _mm_add_epi16(res_16b, offset_const); // Accumulate values into the destination buffer if (do_average) { const __m128i data_ref_0 = _mm_loadu_si128((__m128i *)(&dst[i * dst_stride + j])); const __m128i comp_avg_res = comp_avg(&data_ref_0, &res_unsigned, &wt, use_dist_wtd_comp_avg); const __m128i round_result = convolve_rounding( &comp_avg_res, &offset_const, &rounding_const, rounding_shift); const __m128i res_8 = _mm_packus_epi16(round_result, round_result); _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_8); } else { _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_unsigned); } j += 8; } while (j < w); } while (++i < h); } } void av1_dist_wtd_convolve_y_sse2(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) { const int bd = 8; CONV_BUF_TYPE *dst = conv_params->dst; const int dst_stride = conv_params->dst_stride; const int fo_vert = filter_params_y->taps / 2 - 1; const uint8_t *src_ptr = src - fo_vert * src_stride; const int bits = FILTER_BITS - conv_params->round_0; const __m128i left_shift = _mm_cvtsi32_si128(bits); const __m128i wt0 = _mm_set1_epi16(conv_params->fwd_offset); const __m128i wt1 = _mm_set1_epi16(conv_params->bck_offset); const __m128i wt = _mm_unpacklo_epi16(wt0, wt1); 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 __m128i offset_const = _mm_set1_epi16(offset); const int rounding_shift = 2 * FILTER_BITS - conv_params->round_0 - conv_params->round_1; const __m128i rounding_const = _mm_set1_epi16((1 << rounding_shift) >> 1); const __m128i round_const = _mm_set1_epi32((1 << conv_params->round_1) >> 1); const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_1); __m128i coeffs[4]; prepare_coeffs(filter_params_y, subpel_y_qn, coeffs); if (w == 4) { __m128i s[8], src6, res, res_shift; s[0] = _mm_unpacklo_epi8(xx_loadl_32(src_ptr + 0 * src_stride), xx_loadl_32(src_ptr + 1 * src_stride)); s[1] = _mm_unpacklo_epi8(xx_loadl_32(src_ptr + 1 * src_stride), xx_loadl_32(src_ptr + 2 * src_stride)); s[2] = _mm_unpacklo_epi8(xx_loadl_32(src_ptr + 2 * src_stride), xx_loadl_32(src_ptr + 3 * src_stride)); s[3] = _mm_unpacklo_epi8(xx_loadl_32(src_ptr + 3 * src_stride), xx_loadl_32(src_ptr + 4 * src_stride)); s[4] = _mm_unpacklo_epi8(xx_loadl_32(src_ptr + 4 * src_stride), xx_loadl_32(src_ptr + 5 * src_stride)); src6 = xx_loadl_32(src_ptr + 6 * src_stride); s[5] = _mm_unpacklo_epi8(xx_loadl_32(src_ptr + 5 * src_stride), src6); do { s[6] = _mm_unpacklo_epi8(src6, xx_loadl_32(src_ptr + 7 * src_stride)); src6 = xx_loadl_32(src_ptr + 8 * src_stride); s[7] = _mm_unpacklo_epi8(xx_loadl_32(src_ptr + 7 * src_stride), src6); res = convolve_lo_y(s + 0, coeffs); res_shift = _mm_sll_epi32(res, left_shift); res_shift = _mm_sra_epi32(_mm_add_epi32(res_shift, round_const), round_shift); __m128i res_16b = _mm_packs_epi32(res_shift, res_shift); __m128i res_unsigned = _mm_add_epi16(res_16b, offset_const); // Accumulate values into the destination buffer if (do_average) { const __m128i data_ref_0 = _mm_loadu_si128((__m128i *)dst); const __m128i comp_avg_res = comp_avg(&data_ref_0, &res_unsigned, &wt, use_dist_wtd_comp_avg); const __m128i round_result = convolve_rounding( &comp_avg_res, &offset_const, &rounding_const, rounding_shift); const __m128i res_8 = _mm_packus_epi16(round_result, round_result); *(int *)(&dst0[0]) = _mm_cvtsi128_si32(res_8); } else { _mm_store_si128((__m128i *)dst, res_unsigned); } src_ptr += src_stride; dst += dst_stride; dst0 += dst_stride0; res = convolve_lo_y(s + 1, coeffs); res_shift = _mm_sll_epi32(res, left_shift); res_shift = _mm_sra_epi32(_mm_add_epi32(res_shift, round_const), round_shift); res_16b = _mm_packs_epi32(res_shift, res_shift); res_unsigned = _mm_add_epi16(res_16b, offset_const); // Accumulate values into the destination buffer if (do_average) { const __m128i data_ref_0 = _mm_loadu_si128((__m128i *)dst); const __m128i comp_avg_res = comp_avg(&data_ref_0, &res_unsigned, &wt, use_dist_wtd_comp_avg); const __m128i round_result = convolve_rounding( &comp_avg_res, &offset_const, &rounding_const, rounding_shift); const __m128i res_8 = _mm_packus_epi16(round_result, round_result); *(int *)(&dst0[0]) = _mm_cvtsi128_si32(res_8); } else { _mm_store_si128((__m128i *)dst, res_unsigned); } src_ptr += src_stride; dst += dst_stride; dst0 += dst_stride0; s[0] = s[2]; s[1] = s[3]; s[2] = s[4]; s[3] = s[5]; s[4] = s[6]; s[5] = s[7]; h -= 2; } while (h); } else { assert(!(w % 8)); int j = 0; do { __m128i s[8], src6, res_lo, res_hi, res_lo_shift, res_hi_shift; const uint8_t *data = &src_ptr[j]; src6 = _mm_loadl_epi64((__m128i *)(data + 6 * src_stride)); s[0] = _mm_unpacklo_epi8( _mm_loadl_epi64((__m128i *)(data + 0 * src_stride)), _mm_loadl_epi64((__m128i *)(data + 1 * src_stride))); s[1] = _mm_unpacklo_epi8( _mm_loadl_epi64((__m128i *)(data + 1 * src_stride)), _mm_loadl_epi64((__m128i *)(data + 2 * src_stride))); s[2] = _mm_unpacklo_epi8( _mm_loadl_epi64((__m128i *)(data + 2 * src_stride)), _mm_loadl_epi64((__m128i *)(data + 3 * src_stride))); s[3] = _mm_unpacklo_epi8( _mm_loadl_epi64((__m128i *)(data + 3 * src_stride)), _mm_loadl_epi64((__m128i *)(data + 4 * src_stride))); s[4] = _mm_unpacklo_epi8( _mm_loadl_epi64((__m128i *)(data + 4 * src_stride)), _mm_loadl_epi64((__m128i *)(data + 5 * src_stride))); s[5] = _mm_unpacklo_epi8( _mm_loadl_epi64((__m128i *)(data + 5 * src_stride)), src6); int i = 0; do { data = &src_ptr[i * src_stride + j]; s[6] = _mm_unpacklo_epi8( src6, _mm_loadl_epi64((__m128i *)(data + 7 * src_stride))); src6 = _mm_loadl_epi64((__m128i *)(data + 8 * src_stride)); s[7] = _mm_unpacklo_epi8( _mm_loadl_epi64((__m128i *)(data + 7 * src_stride)), src6); res_lo = convolve_lo_y(s, coeffs); // Filter low index pixels res_hi = convolve_hi_y(s, coeffs); // Filter high index pixels res_lo_shift = _mm_sll_epi32(res_lo, left_shift); res_hi_shift = _mm_sll_epi32(res_hi, left_shift); res_lo_shift = _mm_sra_epi32(_mm_add_epi32(res_lo_shift, round_const), round_shift); res_hi_shift = _mm_sra_epi32(_mm_add_epi32(res_hi_shift, round_const), round_shift); __m128i res_16b = _mm_packs_epi32(res_lo_shift, res_hi_shift); __m128i res_unsigned = _mm_add_epi16(res_16b, offset_const); // Accumulate values into the destination buffer if (do_average) { const __m128i data_ref_0 = _mm_loadu_si128((__m128i *)(&dst[i * dst_stride + j])); const __m128i comp_avg_res = comp_avg(&data_ref_0, &res_unsigned, &wt, use_dist_wtd_comp_avg); const __m128i round_result = convolve_rounding( &comp_avg_res, &offset_const, &rounding_const, rounding_shift); const __m128i res_8 = _mm_packus_epi16(round_result, round_result); _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_8); } else { _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_unsigned); } i++; res_lo = convolve_lo_y(s + 1, coeffs); // Filter low index pixels res_hi = convolve_hi_y(s + 1, coeffs); // Filter high index pixels res_lo_shift = _mm_sll_epi32(res_lo, left_shift); res_hi_shift = _mm_sll_epi32(res_hi, left_shift); res_lo_shift = _mm_sra_epi32(_mm_add_epi32(res_lo_shift, round_const), round_shift); res_hi_shift = _mm_sra_epi32(_mm_add_epi32(res_hi_shift, round_const), round_shift); res_16b = _mm_packs_epi32(res_lo_shift, res_hi_shift); res_unsigned = _mm_add_epi16(res_16b, offset_const); // Accumulate values into the destination buffer if (do_average) { __m128i data_ref_0 = _mm_loadu_si128((__m128i *)(&dst[i * dst_stride + j])); const __m128i comp_avg_res = comp_avg(&data_ref_0, &res_unsigned, &wt, use_dist_wtd_comp_avg); const __m128i round_result = convolve_rounding( &comp_avg_res, &offset_const, &rounding_const, rounding_shift); const __m128i res_8 = _mm_packus_epi16(round_result, round_result); _mm_storel_epi64((__m128i *)(&dst0[i * dst_stride0 + j]), res_8); } else { _mm_store_si128((__m128i *)(&dst[i * dst_stride + j]), res_unsigned); } i++; s[0] = s[2]; s[1] = s[3]; s[2] = s[4]; s[3] = s[5]; s[4] = s[6]; s[5] = s[7]; } while (i < h); j += 8; } while (j < w); } }