| /* | |
| * Copyright (c) 2016, Alliance for Open Media. All rights reserved | |
| * | |
| * This source code is subject to the terms of the BSD 2 Clause License and | |
| * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License | |
| * was not distributed with this source code in the LICENSE file, you can | |
| * obtain it at www.aomedia.org/license/software. If the Alliance for Open | |
| * Media Patent License 1.0 was not distributed with this source code in the | |
| * PATENTS file, you can obtain it at www.aomedia.org/license/patent. | |
| */ | |
| #include <emmintrin.h> | |
| #include "./aom_dsp_rtcd.h" | |
| #include "aom_dsp/aom_convolve.h" | |
| #include "aom_dsp/aom_dsp_common.h" | |
| #include "aom_dsp/aom_filter.h" | |
| #include "av1/common/convolve.h" | |
| #if CONFIG_COMPOUND_ROUND | |
| void av1_convolve_2d_sse2(const uint8_t *src, int src_stride, | |
| CONV_BUF_TYPE *dst, int dst_stride, int w, int h, | |
| InterpFilterParams *filter_params_x, | |
| InterpFilterParams *filter_params_y, | |
| const int subpel_x_q4, const int subpel_y_q4, | |
| ConvolveParams *conv_params) { | |
| DECLARE_ALIGNED(16, uint8_t, | |
| im_block[(MAX_SB_SIZE + MAX_FILTER_TAP - 1) * MAX_SB_SIZE]); | |
| int im_h = h + filter_params_y->taps - 1; | |
| int im_stride = MAX_SB_SIZE; | |
| int i, j; | |
| const int fo_vert = filter_params_y->taps / 2 - 1; | |
| const int fo_horiz = filter_params_x->taps / 2 - 1; | |
| const int do_average = conv_params->do_average; | |
| const uint8_t *const src_ptr = src - fo_vert * src_stride - fo_horiz; | |
| const __m128i zero = _mm_setzero_si128(); | |
| /* Horizontal filter */ | |
| { | |
| const int16_t *x_filter = av1_get_interp_filter_subpel_kernel( | |
| *filter_params_x, subpel_x_q4 & SUBPEL_MASK); | |
| const __m128i coeffs_x = _mm_loadu_si128((__m128i *)x_filter); | |
| // coeffs 0 1 0 1 2 3 2 3 | |
| const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_x, coeffs_x); | |
| // coeffs 4 5 4 5 6 7 6 7 | |
| const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_x, coeffs_x); | |
| // coeffs 0 1 0 1 0 1 0 1 | |
| const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0); | |
| // coeffs 2 3 2 3 2 3 2 3 | |
| const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0); | |
| // coeffs 4 5 4 5 4 5 4 5 | |
| const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1); | |
| // coeffs 6 7 6 7 6 7 6 7 | |
| const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1); | |
| const __m128i round_const = | |
| _mm_set1_epi32((1 << conv_params->round_0) >> 1); | |
| const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_0); | |
| for (i = 0; i < im_h; ++i) { | |
| for (j = 0; j < w; j += 8) { | |
| const __m128i data = | |
| _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j]); | |
| // Filter even-index pixels | |
| const __m128i src_0 = _mm_unpacklo_epi8(data, zero); | |
| const __m128i res_0 = _mm_madd_epi16(src_0, coeff_01); | |
| const __m128i src_2 = _mm_unpacklo_epi8(_mm_srli_si128(data, 2), zero); | |
| const __m128i res_2 = _mm_madd_epi16(src_2, coeff_23); | |
| const __m128i src_4 = _mm_unpacklo_epi8(_mm_srli_si128(data, 4), zero); | |
| const __m128i res_4 = _mm_madd_epi16(src_4, coeff_45); | |
| const __m128i src_6 = _mm_unpacklo_epi8(_mm_srli_si128(data, 6), zero); | |
| const __m128i res_6 = _mm_madd_epi16(src_6, coeff_67); | |
| __m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_4), | |
| _mm_add_epi32(res_2, res_6)); | |
| res_even = | |
| _mm_sra_epi32(_mm_add_epi32(res_even, round_const), round_shift); | |
| // Filter odd-index pixels | |
| const __m128i src_1 = _mm_unpacklo_epi8(_mm_srli_si128(data, 1), zero); | |
| const __m128i res_1 = _mm_madd_epi16(src_1, coeff_01); | |
| const __m128i src_3 = _mm_unpacklo_epi8(_mm_srli_si128(data, 3), zero); | |
| const __m128i res_3 = _mm_madd_epi16(src_3, coeff_23); | |
| const __m128i src_5 = _mm_unpacklo_epi8(_mm_srli_si128(data, 5), zero); | |
| const __m128i res_5 = _mm_madd_epi16(src_5, coeff_45); | |
| const __m128i src_7 = _mm_unpacklo_epi8(_mm_srli_si128(data, 7), zero); | |
| const __m128i res_7 = _mm_madd_epi16(src_7, coeff_67); | |
| __m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_5), | |
| _mm_add_epi32(res_3, res_7)); | |
| res_odd = | |
| _mm_sra_epi32(_mm_add_epi32(res_odd, round_const), round_shift); | |
| // Pack in the column order 0, 2, 4, 6, 1, 3, 5, 7 | |
| __m128i res = _mm_packs_epi32(res_even, res_odd); | |
| res = _mm_packus_epi16(res, res); | |
| _mm_storel_epi64((__m128i *)&im_block[i * im_stride + j], res); | |
| } | |
| } | |
| } | |
| /* Vertical filter */ | |
| { | |
| const int16_t *y_filter = av1_get_interp_filter_subpel_kernel( | |
| *filter_params_y, subpel_y_q4 & SUBPEL_MASK); | |
| const __m128i coeffs_y = _mm_loadu_si128((__m128i *)y_filter); | |
| // coeffs 0 1 0 1 2 3 2 3 | |
| const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_y, coeffs_y); | |
| // coeffs 4 5 4 5 6 7 6 7 | |
| const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_y, coeffs_y); | |
| // coeffs 0 1 0 1 0 1 0 1 | |
| const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0); | |
| // coeffs 2 3 2 3 2 3 2 3 | |
| const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0); | |
| // coeffs 4 5 4 5 4 5 4 5 | |
| const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1); | |
| // coeffs 6 7 6 7 6 7 6 7 | |
| const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_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); | |
| for (i = 0; i < h; ++i) { | |
| for (j = 0; j < w; j += 8) { | |
| // Filter even-index pixels | |
| const uint8_t *data = &im_block[i * im_stride + j]; | |
| const __m128i src_01 = _mm_unpacklo_epi8( | |
| _mm_loadl_epi64((__m128i *)(data + 0 * im_stride)), | |
| _mm_loadl_epi64((__m128i *)(data + 1 * im_stride))); | |
| const __m128i src_23 = _mm_unpacklo_epi8( | |
| _mm_loadl_epi64((__m128i *)(data + 2 * im_stride)), | |
| _mm_loadl_epi64((__m128i *)(data + 3 * im_stride))); | |
| const __m128i src_45 = _mm_unpacklo_epi8( | |
| _mm_loadl_epi64((__m128i *)(data + 4 * im_stride)), | |
| _mm_loadl_epi64((__m128i *)(data + 5 * im_stride))); | |
| const __m128i src_67 = _mm_unpacklo_epi8( | |
| _mm_loadl_epi64((__m128i *)(data + 6 * im_stride)), | |
| _mm_loadl_epi64((__m128i *)(data + 7 * im_stride))); | |
| const __m128i src_0 = _mm_unpacklo_epi8(src_01, zero); | |
| const __m128i src_2 = _mm_unpacklo_epi8(src_23, zero); | |
| const __m128i src_4 = _mm_unpacklo_epi8(src_45, zero); | |
| const __m128i src_6 = _mm_unpacklo_epi8(src_67, zero); | |
| const __m128i res_0 = _mm_madd_epi16(src_0, coeff_01); | |
| const __m128i res_2 = _mm_madd_epi16(src_2, coeff_23); | |
| const __m128i res_4 = _mm_madd_epi16(src_4, coeff_45); | |
| const __m128i res_6 = _mm_madd_epi16(src_6, coeff_67); | |
| const __m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_2), | |
| _mm_add_epi32(res_4, res_6)); | |
| // Filter odd-index pixels | |
| const __m128i src_1 = _mm_unpackhi_epi8(src_01, zero); | |
| const __m128i src_3 = _mm_unpackhi_epi8(src_23, zero); | |
| const __m128i src_5 = _mm_unpackhi_epi8(src_45, zero); | |
| const __m128i src_7 = _mm_unpackhi_epi8(src_67, zero); | |
| const __m128i res_1 = _mm_madd_epi16(src_1, coeff_01); | |
| const __m128i res_3 = _mm_madd_epi16(src_3, coeff_23); | |
| const __m128i res_5 = _mm_madd_epi16(src_5, coeff_45); | |
| const __m128i res_7 = _mm_madd_epi16(src_7, coeff_67); | |
| const __m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_3), | |
| _mm_add_epi32(res_5, res_7)); | |
| // 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); | |
| // Accumulate values into the destination buffer | |
| __m128i *const p = (__m128i *)&dst[i * dst_stride + j]; | |
| if (do_average) { | |
| _mm_storeu_si128(p + 0, | |
| _mm_add_epi32(_mm_loadu_si128(p + 0), res_lo_round)); | |
| _mm_storeu_si128(p + 1, | |
| _mm_add_epi32(_mm_loadu_si128(p + 1), res_hi_round)); | |
| } else { | |
| _mm_storeu_si128(p + 0, res_lo_round); | |
| _mm_storeu_si128(p + 1, res_hi_round); | |
| } | |
| } | |
| } | |
| } | |
| } | |
| #else | |
| void av1_convolve_2d_sse2(const uint8_t *src, int src_stride, | |
| CONV_BUF_TYPE *dst, int dst_stride, int w, int h, | |
| InterpFilterParams *filter_params_x, | |
| InterpFilterParams *filter_params_y, | |
| const int subpel_x_q4, const int subpel_y_q4, | |
| ConvolveParams *conv_params) { | |
| const int bd = 8; | |
| DECLARE_ALIGNED(16, int16_t, | |
| im_block[(MAX_SB_SIZE + MAX_FILTER_TAP - 1) * MAX_SB_SIZE]); | |
| int im_h = h + filter_params_y->taps - 1; | |
| int im_stride = MAX_SB_SIZE; | |
| int i, j; | |
| const int fo_vert = filter_params_y->taps / 2 - 1; | |
| const int fo_horiz = filter_params_x->taps / 2 - 1; | |
| const int do_average = conv_params->do_average; | |
| const uint8_t *const src_ptr = src - fo_vert * src_stride - fo_horiz; | |
| const __m128i zero = _mm_setzero_si128(); | |
| /* Horizontal filter */ | |
| { | |
| const int16_t *x_filter = av1_get_interp_filter_subpel_kernel( | |
| *filter_params_x, subpel_x_q4 & SUBPEL_MASK); | |
| const __m128i coeffs_x = _mm_loadu_si128((__m128i *)x_filter); | |
| // coeffs 0 1 0 1 2 3 2 3 | |
| const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_x, coeffs_x); | |
| // coeffs 4 5 4 5 6 7 6 7 | |
| const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_x, coeffs_x); | |
| // coeffs 0 1 0 1 0 1 0 1 | |
| const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0); | |
| // coeffs 2 3 2 3 2 3 2 3 | |
| const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0); | |
| // coeffs 4 5 4 5 4 5 4 5 | |
| const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1); | |
| // coeffs 6 7 6 7 6 7 6 7 | |
| const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1); | |
| const __m128i round_const = _mm_set1_epi32( | |
| ((1 << conv_params->round_0) >> 1) + (1 << (bd + FILTER_BITS - 1))); | |
| const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_0); | |
| for (i = 0; i < im_h; ++i) { | |
| for (j = 0; j < w; j += 8) { | |
| const __m128i data = | |
| _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j]); | |
| // Filter even-index pixels | |
| const __m128i src_0 = _mm_unpacklo_epi8(data, zero); | |
| const __m128i res_0 = _mm_madd_epi16(src_0, coeff_01); | |
| const __m128i src_2 = _mm_unpacklo_epi8(_mm_srli_si128(data, 2), zero); | |
| const __m128i res_2 = _mm_madd_epi16(src_2, coeff_23); | |
| const __m128i src_4 = _mm_unpacklo_epi8(_mm_srli_si128(data, 4), zero); | |
| const __m128i res_4 = _mm_madd_epi16(src_4, coeff_45); | |
| const __m128i src_6 = _mm_unpacklo_epi8(_mm_srli_si128(data, 6), zero); | |
| const __m128i res_6 = _mm_madd_epi16(src_6, coeff_67); | |
| __m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_4), | |
| _mm_add_epi32(res_2, res_6)); | |
| res_even = | |
| _mm_sra_epi32(_mm_add_epi32(res_even, round_const), round_shift); | |
| // Filter odd-index pixels | |
| const __m128i src_1 = _mm_unpacklo_epi8(_mm_srli_si128(data, 1), zero); | |
| const __m128i res_1 = _mm_madd_epi16(src_1, coeff_01); | |
| const __m128i src_3 = _mm_unpacklo_epi8(_mm_srli_si128(data, 3), zero); | |
| const __m128i res_3 = _mm_madd_epi16(src_3, coeff_23); | |
| const __m128i src_5 = _mm_unpacklo_epi8(_mm_srli_si128(data, 5), zero); | |
| const __m128i res_5 = _mm_madd_epi16(src_5, coeff_45); | |
| const __m128i src_7 = _mm_unpacklo_epi8(_mm_srli_si128(data, 7), zero); | |
| const __m128i res_7 = _mm_madd_epi16(src_7, coeff_67); | |
| __m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_5), | |
| _mm_add_epi32(res_3, res_7)); | |
| res_odd = | |
| _mm_sra_epi32(_mm_add_epi32(res_odd, round_const), round_shift); | |
| // Pack in the column order 0, 2, 4, 6, 1, 3, 5, 7 | |
| __m128i res = _mm_packs_epi32(res_even, res_odd); | |
| _mm_storeu_si128((__m128i *)&im_block[i * im_stride + j], res); | |
| } | |
| } | |
| } | |
| /* Vertical filter */ | |
| { | |
| const int16_t *y_filter = av1_get_interp_filter_subpel_kernel( | |
| *filter_params_y, subpel_y_q4 & SUBPEL_MASK); | |
| const __m128i coeffs_y = _mm_loadu_si128((__m128i *)y_filter); | |
| // coeffs 0 1 0 1 2 3 2 3 | |
| const __m128i tmp_0 = _mm_unpacklo_epi32(coeffs_y, coeffs_y); | |
| // coeffs 4 5 4 5 6 7 6 7 | |
| const __m128i tmp_1 = _mm_unpackhi_epi32(coeffs_y, coeffs_y); | |
| // coeffs 0 1 0 1 0 1 0 1 | |
| const __m128i coeff_01 = _mm_unpacklo_epi64(tmp_0, tmp_0); | |
| // coeffs 2 3 2 3 2 3 2 3 | |
| const __m128i coeff_23 = _mm_unpackhi_epi64(tmp_0, tmp_0); | |
| // coeffs 4 5 4 5 4 5 4 5 | |
| const __m128i coeff_45 = _mm_unpacklo_epi64(tmp_1, tmp_1); | |
| // coeffs 6 7 6 7 6 7 6 7 | |
| const __m128i coeff_67 = _mm_unpackhi_epi64(tmp_1, tmp_1); | |
| const __m128i round_const = _mm_set1_epi32( | |
| ((1 << conv_params->round_1) >> 1) - | |
| (1 << (bd + 2 * FILTER_BITS - conv_params->round_0 - 1))); | |
| const __m128i round_shift = _mm_cvtsi32_si128(conv_params->round_1); | |
| for (i = 0; i < h; ++i) { | |
| for (j = 0; j < w; j += 8) { | |
| // Filter even-index pixels | |
| const int16_t *data = &im_block[i * im_stride + j]; | |
| const __m128i src_0 = | |
| _mm_unpacklo_epi16(*(__m128i *)(data + 0 * im_stride), | |
| *(__m128i *)(data + 1 * im_stride)); | |
| const __m128i src_2 = | |
| _mm_unpacklo_epi16(*(__m128i *)(data + 2 * im_stride), | |
| *(__m128i *)(data + 3 * im_stride)); | |
| const __m128i src_4 = | |
| _mm_unpacklo_epi16(*(__m128i *)(data + 4 * im_stride), | |
| *(__m128i *)(data + 5 * im_stride)); | |
| const __m128i src_6 = | |
| _mm_unpacklo_epi16(*(__m128i *)(data + 6 * im_stride), | |
| *(__m128i *)(data + 7 * im_stride)); | |
| const __m128i res_0 = _mm_madd_epi16(src_0, coeff_01); | |
| const __m128i res_2 = _mm_madd_epi16(src_2, coeff_23); | |
| const __m128i res_4 = _mm_madd_epi16(src_4, coeff_45); | |
| const __m128i res_6 = _mm_madd_epi16(src_6, coeff_67); | |
| const __m128i res_even = _mm_add_epi32(_mm_add_epi32(res_0, res_2), | |
| _mm_add_epi32(res_4, res_6)); | |
| // Filter odd-index pixels | |
| const __m128i src_1 = | |
| _mm_unpackhi_epi16(*(__m128i *)(data + 0 * im_stride), | |
| *(__m128i *)(data + 1 * im_stride)); | |
| const __m128i src_3 = | |
| _mm_unpackhi_epi16(*(__m128i *)(data + 2 * im_stride), | |
| *(__m128i *)(data + 3 * im_stride)); | |
| const __m128i src_5 = | |
| _mm_unpackhi_epi16(*(__m128i *)(data + 4 * im_stride), | |
| *(__m128i *)(data + 5 * im_stride)); | |
| const __m128i src_7 = | |
| _mm_unpackhi_epi16(*(__m128i *)(data + 6 * im_stride), | |
| *(__m128i *)(data + 7 * im_stride)); | |
| const __m128i res_1 = _mm_madd_epi16(src_1, coeff_01); | |
| const __m128i res_3 = _mm_madd_epi16(src_3, coeff_23); | |
| const __m128i res_5 = _mm_madd_epi16(src_5, coeff_45); | |
| const __m128i res_7 = _mm_madd_epi16(src_7, coeff_67); | |
| const __m128i res_odd = _mm_add_epi32(_mm_add_epi32(res_1, res_3), | |
| _mm_add_epi32(res_5, res_7)); | |
| // 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); | |
| // Accumulate values into the destination buffer | |
| __m128i *const p = (__m128i *)&dst[i * dst_stride + j]; | |
| if (do_average) { | |
| _mm_storeu_si128(p + 0, | |
| _mm_add_epi32(_mm_loadu_si128(p + 0), res_lo_round)); | |
| _mm_storeu_si128(p + 1, | |
| _mm_add_epi32(_mm_loadu_si128(p + 1), res_hi_round)); | |
| } else { | |
| _mm_storeu_si128(p + 0, res_lo_round); | |
| _mm_storeu_si128(p + 1, res_hi_round); | |
| } | |
| } | |
| } | |
| } | |
| } | |
| #endif |