| /* |
| * Copyright (c) 2021, Alliance for Open Media. All rights reserved |
| * |
| * This source code is subject to the terms of the BSD 3-Clause Clear License |
| * and the Alliance for Open Media Patent License 1.0. If the BSD 3-Clause Clear |
| * License was not distributed with this source code in the LICENSE file, you |
| * can obtain it at aomedia.org/license/software-license/bsd-3-c-c/. 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 |
| * aomedia.org/license/patent-license/. |
| */ |
| |
| #include <tmmintrin.h> |
| #include <assert.h> |
| |
| #include "config/aom_dsp_rtcd.h" |
| |
| #include "aom_dsp/x86/convolve_sse2.h" |
| |
| void av1_highbd_convolve_y_sr_ssse3(const uint16_t *src, int src_stride, |
| uint16_t *dst, int dst_stride, int w, int h, |
| const InterpFilterParams *filter_params_y, |
| const int subpel_y_qn, int bd) { |
| int i, j; |
| const int fo_vert = filter_params_y->taps / 2 - 1; |
| const uint16_t *const src_ptr = src - fo_vert * src_stride; |
| |
| __m128i s[16], coeffs_y[4]; |
| |
| const int bits = FILTER_BITS; |
| |
| const __m128i round_shift_bits = _mm_cvtsi32_si128(bits); |
| const __m128i round_const_bits = _mm_set1_epi32((1 << bits) >> 1); |
| const __m128i clip_pixel = |
| _mm_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255)); |
| const __m128i zero = _mm_setzero_si128(); |
| |
| 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 */ |
| { |
| __m128i s0 = _mm_loadu_si128((__m128i *)(data + 0 * src_stride)); |
| __m128i s1 = _mm_loadu_si128((__m128i *)(data + 1 * src_stride)); |
| __m128i s2 = _mm_loadu_si128((__m128i *)(data + 2 * src_stride)); |
| __m128i s3 = _mm_loadu_si128((__m128i *)(data + 3 * src_stride)); |
| __m128i s4 = _mm_loadu_si128((__m128i *)(data + 4 * src_stride)); |
| __m128i s5 = _mm_loadu_si128((__m128i *)(data + 5 * src_stride)); |
| __m128i s6 = _mm_loadu_si128((__m128i *)(data + 6 * src_stride)); |
| |
| s[0] = _mm_unpacklo_epi16(s0, s1); |
| s[1] = _mm_unpacklo_epi16(s2, s3); |
| s[2] = _mm_unpacklo_epi16(s4, s5); |
| |
| s[4] = _mm_unpackhi_epi16(s0, s1); |
| s[5] = _mm_unpackhi_epi16(s2, s3); |
| s[6] = _mm_unpackhi_epi16(s4, s5); |
| |
| s[0 + 8] = _mm_unpacklo_epi16(s1, s2); |
| s[1 + 8] = _mm_unpacklo_epi16(s3, s4); |
| s[2 + 8] = _mm_unpacklo_epi16(s5, s6); |
| |
| s[4 + 8] = _mm_unpackhi_epi16(s1, s2); |
| s[5 + 8] = _mm_unpackhi_epi16(s3, s4); |
| s[6 + 8] = _mm_unpackhi_epi16(s5, s6); |
| |
| for (i = 0; i < h; i += 2) { |
| data = &src_ptr[i * src_stride + j]; |
| |
| __m128i s7 = _mm_loadu_si128((__m128i *)(data + 7 * src_stride)); |
| __m128i s8 = _mm_loadu_si128((__m128i *)(data + 8 * src_stride)); |
| |
| s[3] = _mm_unpacklo_epi16(s6, s7); |
| s[7] = _mm_unpackhi_epi16(s6, s7); |
| |
| s[3 + 8] = _mm_unpacklo_epi16(s7, s8); |
| s[7 + 8] = _mm_unpackhi_epi16(s7, s8); |
| |
| const __m128i res_a0 = convolve(s, coeffs_y); |
| __m128i res_a_round0 = _mm_sra_epi32( |
| _mm_add_epi32(res_a0, round_const_bits), round_shift_bits); |
| |
| const __m128i res_a1 = convolve(s + 8, coeffs_y); |
| __m128i res_a_round1 = _mm_sra_epi32( |
| _mm_add_epi32(res_a1, round_const_bits), round_shift_bits); |
| |
| if (w - j > 4) { |
| const __m128i res_b0 = convolve(s + 4, coeffs_y); |
| __m128i res_b_round0 = _mm_sra_epi32( |
| _mm_add_epi32(res_b0, round_const_bits), round_shift_bits); |
| |
| const __m128i res_b1 = convolve(s + 4 + 8, coeffs_y); |
| __m128i res_b_round1 = _mm_sra_epi32( |
| _mm_add_epi32(res_b1, round_const_bits), round_shift_bits); |
| |
| __m128i res_16bit0 = _mm_packs_epi32(res_a_round0, res_b_round0); |
| res_16bit0 = _mm_min_epi16(res_16bit0, clip_pixel); |
| res_16bit0 = _mm_max_epi16(res_16bit0, zero); |
| |
| __m128i res_16bit1 = _mm_packs_epi32(res_a_round1, res_b_round1); |
| res_16bit1 = _mm_min_epi16(res_16bit1, clip_pixel); |
| res_16bit1 = _mm_max_epi16(res_16bit1, zero); |
| |
| _mm_storeu_si128((__m128i *)&dst[i * dst_stride + j], res_16bit0); |
| _mm_storeu_si128((__m128i *)&dst[i * dst_stride + j + dst_stride], |
| res_16bit1); |
| } else if (w == 4) { |
| res_a_round0 = _mm_packs_epi32(res_a_round0, res_a_round0); |
| res_a_round0 = _mm_min_epi16(res_a_round0, clip_pixel); |
| res_a_round0 = _mm_max_epi16(res_a_round0, zero); |
| |
| res_a_round1 = _mm_packs_epi32(res_a_round1, res_a_round1); |
| res_a_round1 = _mm_min_epi16(res_a_round1, clip_pixel); |
| res_a_round1 = _mm_max_epi16(res_a_round1, zero); |
| |
| _mm_storel_epi64((__m128i *)&dst[i * dst_stride + j], res_a_round0); |
| _mm_storel_epi64((__m128i *)&dst[i * dst_stride + j + dst_stride], |
| res_a_round1); |
| } else { |
| res_a_round0 = _mm_packs_epi32(res_a_round0, res_a_round0); |
| res_a_round0 = _mm_min_epi16(res_a_round0, clip_pixel); |
| res_a_round0 = _mm_max_epi16(res_a_round0, zero); |
| |
| res_a_round1 = _mm_packs_epi32(res_a_round1, res_a_round1); |
| res_a_round1 = _mm_min_epi16(res_a_round1, clip_pixel); |
| res_a_round1 = _mm_max_epi16(res_a_round1, zero); |
| |
| *((uint32_t *)(&dst[i * dst_stride + j])) = |
| _mm_cvtsi128_si32(res_a_round0); |
| |
| *((uint32_t *)(&dst[i * dst_stride + j + dst_stride])) = |
| _mm_cvtsi128_si32(res_a_round1); |
| } |
| |
| s[0] = s[1]; |
| s[1] = s[2]; |
| s[2] = s[3]; |
| |
| s[4] = s[5]; |
| s[5] = s[6]; |
| s[6] = s[7]; |
| |
| s[0 + 8] = s[1 + 8]; |
| s[1 + 8] = s[2 + 8]; |
| s[2 + 8] = s[3 + 8]; |
| |
| s[4 + 8] = s[5 + 8]; |
| s[5 + 8] = s[6 + 8]; |
| s[6 + 8] = s[7 + 8]; |
| |
| s6 = s8; |
| } |
| } |
| } |
| } |
| |
| void av1_highbd_convolve_x_sr_ssse3(const uint16_t *src, int src_stride, |
| uint16_t *dst, int dst_stride, int w, int h, |
| const InterpFilterParams *filter_params_x, |
| const int subpel_x_qn, |
| ConvolveParams *conv_params, int bd) { |
| int i, j; |
| const int fo_horiz = filter_params_x->taps / 2 - 1; |
| const uint16_t *const src_ptr = src - 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); |
| |
| __m128i s[4], coeffs_x[4]; |
| |
| const __m128i round_const_x = |
| _mm_set1_epi32(((1 << conv_params->round_0) >> 1)); |
| const __m128i round_shift_x = _mm_cvtsi32_si128(conv_params->round_0); |
| |
| const int bits = FILTER_BITS - conv_params->round_0; |
| |
| const __m128i round_shift_bits = _mm_cvtsi32_si128(bits); |
| const __m128i round_const_bits = _mm_set1_epi32((1 << bits) >> 1); |
| const __m128i clip_pixel = |
| _mm_set1_epi16(bd == 10 ? 1023 : (bd == 12 ? 4095 : 255)); |
| const __m128i zero = _mm_setzero_si128(); |
| |
| 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 += 1) { |
| const __m128i row00 = |
| _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + j]); |
| const __m128i row01 = |
| _mm_loadu_si128((__m128i *)&src_ptr[i * src_stride + (j + 8)]); |
| |
| // even pixels |
| s[0] = _mm_alignr_epi8(row01, row00, 0); |
| s[1] = _mm_alignr_epi8(row01, row00, 4); |
| s[2] = _mm_alignr_epi8(row01, row00, 8); |
| s[3] = _mm_alignr_epi8(row01, row00, 12); |
| |
| __m128i res_even = convolve(s, coeffs_x); |
| res_even = _mm_sra_epi32(_mm_add_epi32(res_even, round_const_x), |
| round_shift_x); |
| |
| // odd pixels |
| s[0] = _mm_alignr_epi8(row01, row00, 2); |
| s[1] = _mm_alignr_epi8(row01, row00, 6); |
| s[2] = _mm_alignr_epi8(row01, row00, 10); |
| s[3] = _mm_alignr_epi8(row01, row00, 14); |
| |
| __m128i res_odd = convolve(s, coeffs_x); |
| res_odd = |
| _mm_sra_epi32(_mm_add_epi32(res_odd, round_const_x), round_shift_x); |
| |
| res_even = _mm_sra_epi32(_mm_add_epi32(res_even, round_const_bits), |
| round_shift_bits); |
| res_odd = _mm_sra_epi32(_mm_add_epi32(res_odd, round_const_bits), |
| round_shift_bits); |
| |
| __m128i res_even1 = _mm_packs_epi32(res_even, res_even); |
| __m128i res_odd1 = _mm_packs_epi32(res_odd, res_odd); |
| __m128i res = _mm_unpacklo_epi16(res_even1, res_odd1); |
| |
| res = _mm_min_epi16(res, clip_pixel); |
| res = _mm_max_epi16(res, zero); |
| |
| if (w - j > 4) { |
| _mm_storeu_si128((__m128i *)&dst[i * dst_stride + j], res); |
| } else if (w == 4) { |
| _mm_storel_epi64((__m128i *)&dst[i * dst_stride + j], res); |
| } else { |
| *((uint32_t *)(&dst[i * dst_stride + j])) = _mm_cvtsi128_si32(res); |
| } |
| } |
| } |
| } |
| } |