| /* |
| * Copyright (c) 2019, 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 <assert.h> |
| #include <smmintrin.h> |
| |
| #include "config/av1_rtcd.h" |
| #include "aom/aom_integer.h" |
| #include "av1/encoder/encoder.h" |
| #include "av1/encoder/temporal_filter.h" |
| #include "av1/encoder/x86/temporal_filter_constants.h" |
| |
| // Read in 8 pixels from a and b as 8-bit unsigned integers, compute the |
| // difference squared, and store as unsigned 16-bit integer to dst. |
| static INLINE void store_dist_8(const uint8_t *a, const uint8_t *b, |
| uint16_t *dst) { |
| const __m128i a_reg = _mm_loadl_epi64((const __m128i *)a); |
| const __m128i b_reg = _mm_loadl_epi64((const __m128i *)b); |
| |
| const __m128i a_first = _mm_cvtepu8_epi16(a_reg); |
| const __m128i b_first = _mm_cvtepu8_epi16(b_reg); |
| |
| __m128i dist_first; |
| |
| dist_first = _mm_sub_epi16(a_first, b_first); |
| dist_first = _mm_mullo_epi16(dist_first, dist_first); |
| |
| _mm_storeu_si128((__m128i *)dst, dist_first); |
| } |
| |
| static INLINE void store_dist_16(const uint8_t *a, const uint8_t *b, |
| uint16_t *dst) { |
| const __m128i zero = _mm_setzero_si128(); |
| const __m128i a_reg = _mm_loadu_si128((const __m128i *)a); |
| const __m128i b_reg = _mm_loadu_si128((const __m128i *)b); |
| |
| const __m128i a_first = _mm_cvtepu8_epi16(a_reg); |
| const __m128i a_second = _mm_unpackhi_epi8(a_reg, zero); |
| const __m128i b_first = _mm_cvtepu8_epi16(b_reg); |
| const __m128i b_second = _mm_unpackhi_epi8(b_reg, zero); |
| |
| __m128i dist_first, dist_second; |
| |
| dist_first = _mm_sub_epi16(a_first, b_first); |
| dist_second = _mm_sub_epi16(a_second, b_second); |
| dist_first = _mm_mullo_epi16(dist_first, dist_first); |
| dist_second = _mm_mullo_epi16(dist_second, dist_second); |
| |
| _mm_storeu_si128((__m128i *)dst, dist_first); |
| _mm_storeu_si128((__m128i *)(dst + 8), dist_second); |
| } |
| |
| static INLINE void read_dist_8(const uint16_t *dist, __m128i *dist_reg) { |
| *dist_reg = _mm_loadu_si128((const __m128i *)dist); |
| } |
| |
| static INLINE void read_dist_16(const uint16_t *dist, __m128i *reg_first, |
| __m128i *reg_second) { |
| read_dist_8(dist, reg_first); |
| read_dist_8(dist + 8, reg_second); |
| } |
| |
| // Average the value based on the number of values summed (9 for pixels away |
| // from the border, 4 for pixels in corners, and 6 for other edge values). |
| // |
| // Add in the rounding factor and shift, clamp to 16, invert and shift. Multiply |
| // by weight. |
| static __m128i average_8(__m128i sum, const __m128i *mul_constants, |
| const int strength, const int rounding, |
| const int weight) { |
| // _mm_srl_epi16 uses the lower 64 bit value for the shift. |
| const __m128i strength_u128 = _mm_set_epi32(0, 0, 0, strength); |
| const __m128i rounding_u16 = _mm_set1_epi16(rounding); |
| const __m128i weight_u16 = _mm_set1_epi16(weight); |
| const __m128i sixteen = _mm_set1_epi16(16); |
| |
| // modifier * 3 / index; |
| sum = _mm_mulhi_epu16(sum, *mul_constants); |
| |
| sum = _mm_adds_epu16(sum, rounding_u16); |
| sum = _mm_srl_epi16(sum, strength_u128); |
| |
| // The maximum input to this comparison is UINT16_MAX * NEIGHBOR_CONSTANT_4 |
| // >> 16 (also NEIGHBOR_CONSTANT_4 -1) which is 49151 / 0xbfff / -16385 |
| // So this needs to use the epu16 version which did not come until SSE4. |
| sum = _mm_min_epu16(sum, sixteen); |
| |
| sum = _mm_sub_epi16(sixteen, sum); |
| |
| return _mm_mullo_epi16(sum, weight_u16); |
| } |
| |
| static __m128i average_4_4(__m128i sum, const __m128i *mul_constants, |
| const int strength, const int rounding, |
| const int weight_0, const int weight_1) { |
| // _mm_srl_epi16 uses the lower 64 bit value for the shift. |
| const __m128i strength_u128 = _mm_set_epi32(0, 0, 0, strength); |
| const __m128i rounding_u16 = _mm_set1_epi16(rounding); |
| const __m128i weight_u16 = |
| _mm_setr_epi16(weight_0, weight_0, weight_0, weight_0, weight_1, weight_1, |
| weight_1, weight_1); |
| const __m128i sixteen = _mm_set1_epi16(16); |
| |
| // modifier * 3 / index; |
| sum = _mm_mulhi_epu16(sum, *mul_constants); |
| |
| sum = _mm_adds_epu16(sum, rounding_u16); |
| sum = _mm_srl_epi16(sum, strength_u128); |
| |
| // The maximum input to this comparison is UINT16_MAX * NEIGHBOR_CONSTANT_4 |
| // >> 16 (also NEIGHBOR_CONSTANT_4 -1) which is 49151 / 0xbfff / -16385 |
| // So this needs to use the epu16 version which did not come until SSE4. |
| sum = _mm_min_epu16(sum, sixteen); |
| |
| sum = _mm_sub_epi16(sixteen, sum); |
| |
| return _mm_mullo_epi16(sum, weight_u16); |
| } |
| |
| static INLINE void average_16(__m128i *sum_0_u16, __m128i *sum_1_u16, |
| const __m128i *mul_constants_0, |
| const __m128i *mul_constants_1, |
| const int strength, const int rounding, |
| const int weight) { |
| const __m128i strength_u128 = _mm_set_epi32(0, 0, 0, strength); |
| const __m128i rounding_u16 = _mm_set1_epi16(rounding); |
| const __m128i weight_u16 = _mm_set1_epi16(weight); |
| const __m128i sixteen = _mm_set1_epi16(16); |
| __m128i input_0, input_1; |
| |
| input_0 = _mm_mulhi_epu16(*sum_0_u16, *mul_constants_0); |
| input_0 = _mm_adds_epu16(input_0, rounding_u16); |
| |
| input_1 = _mm_mulhi_epu16(*sum_1_u16, *mul_constants_1); |
| input_1 = _mm_adds_epu16(input_1, rounding_u16); |
| |
| input_0 = _mm_srl_epi16(input_0, strength_u128); |
| input_1 = _mm_srl_epi16(input_1, strength_u128); |
| |
| input_0 = _mm_min_epu16(input_0, sixteen); |
| input_1 = _mm_min_epu16(input_1, sixteen); |
| input_0 = _mm_sub_epi16(sixteen, input_0); |
| input_1 = _mm_sub_epi16(sixteen, input_1); |
| |
| *sum_0_u16 = _mm_mullo_epi16(input_0, weight_u16); |
| *sum_1_u16 = _mm_mullo_epi16(input_1, weight_u16); |
| } |
| |
| // Add 'sum_u16' to 'count'. Multiply by 'pred' and add to 'accumulator.' |
| static void accumulate_and_store_8(const __m128i sum_u16, const uint8_t *pred, |
| uint16_t *count, uint32_t *accumulator) { |
| const __m128i pred_u8 = _mm_loadl_epi64((const __m128i *)pred); |
| const __m128i zero = _mm_setzero_si128(); |
| __m128i count_u16 = _mm_loadu_si128((const __m128i *)count); |
| __m128i pred_u16 = _mm_cvtepu8_epi16(pred_u8); |
| __m128i pred_0_u32, pred_1_u32; |
| __m128i accum_0_u32, accum_1_u32; |
| |
| count_u16 = _mm_adds_epu16(count_u16, sum_u16); |
| _mm_storeu_si128((__m128i *)count, count_u16); |
| |
| pred_u16 = _mm_mullo_epi16(sum_u16, pred_u16); |
| |
| pred_0_u32 = _mm_cvtepu16_epi32(pred_u16); |
| pred_1_u32 = _mm_unpackhi_epi16(pred_u16, zero); |
| |
| accum_0_u32 = _mm_loadu_si128((const __m128i *)accumulator); |
| accum_1_u32 = _mm_loadu_si128((const __m128i *)(accumulator + 4)); |
| |
| accum_0_u32 = _mm_add_epi32(pred_0_u32, accum_0_u32); |
| accum_1_u32 = _mm_add_epi32(pred_1_u32, accum_1_u32); |
| |
| _mm_storeu_si128((__m128i *)accumulator, accum_0_u32); |
| _mm_storeu_si128((__m128i *)(accumulator + 4), accum_1_u32); |
| } |
| |
| static INLINE void accumulate_and_store_16(const __m128i sum_0_u16, |
| const __m128i sum_1_u16, |
| const uint8_t *pred, uint16_t *count, |
| uint32_t *accumulator) { |
| const __m128i pred_u8 = _mm_loadu_si128((const __m128i *)pred); |
| const __m128i zero = _mm_setzero_si128(); |
| __m128i count_0_u16 = _mm_loadu_si128((const __m128i *)count), |
| count_1_u16 = _mm_loadu_si128((const __m128i *)(count + 8)); |
| __m128i pred_0_u16 = _mm_cvtepu8_epi16(pred_u8), |
| pred_1_u16 = _mm_unpackhi_epi8(pred_u8, zero); |
| __m128i pred_0_u32, pred_1_u32, pred_2_u32, pred_3_u32; |
| __m128i accum_0_u32, accum_1_u32, accum_2_u32, accum_3_u32; |
| |
| count_0_u16 = _mm_adds_epu16(count_0_u16, sum_0_u16); |
| _mm_storeu_si128((__m128i *)count, count_0_u16); |
| |
| count_1_u16 = _mm_adds_epu16(count_1_u16, sum_1_u16); |
| _mm_storeu_si128((__m128i *)(count + 8), count_1_u16); |
| |
| pred_0_u16 = _mm_mullo_epi16(sum_0_u16, pred_0_u16); |
| pred_1_u16 = _mm_mullo_epi16(sum_1_u16, pred_1_u16); |
| |
| pred_0_u32 = _mm_cvtepu16_epi32(pred_0_u16); |
| pred_1_u32 = _mm_unpackhi_epi16(pred_0_u16, zero); |
| pred_2_u32 = _mm_cvtepu16_epi32(pred_1_u16); |
| pred_3_u32 = _mm_unpackhi_epi16(pred_1_u16, zero); |
| |
| accum_0_u32 = _mm_loadu_si128((const __m128i *)accumulator); |
| accum_1_u32 = _mm_loadu_si128((const __m128i *)(accumulator + 4)); |
| accum_2_u32 = _mm_loadu_si128((const __m128i *)(accumulator + 8)); |
| accum_3_u32 = _mm_loadu_si128((const __m128i *)(accumulator + 12)); |
| |
| accum_0_u32 = _mm_add_epi32(pred_0_u32, accum_0_u32); |
| accum_1_u32 = _mm_add_epi32(pred_1_u32, accum_1_u32); |
| accum_2_u32 = _mm_add_epi32(pred_2_u32, accum_2_u32); |
| accum_3_u32 = _mm_add_epi32(pred_3_u32, accum_3_u32); |
| |
| _mm_storeu_si128((__m128i *)accumulator, accum_0_u32); |
| _mm_storeu_si128((__m128i *)(accumulator + 4), accum_1_u32); |
| _mm_storeu_si128((__m128i *)(accumulator + 8), accum_2_u32); |
| _mm_storeu_si128((__m128i *)(accumulator + 12), accum_3_u32); |
| } |
| |
| // Read in 8 pixels from y_dist. For each index i, compute y_dist[i-1] + |
| // y_dist[i] + y_dist[i+1] and store in sum as 16-bit unsigned int. |
| static INLINE void get_sum_8(const uint16_t *y_dist, __m128i *sum) { |
| __m128i dist_reg, dist_left, dist_right; |
| |
| dist_reg = _mm_loadu_si128((const __m128i *)y_dist); |
| dist_left = _mm_loadu_si128((const __m128i *)(y_dist - 1)); |
| dist_right = _mm_loadu_si128((const __m128i *)(y_dist + 1)); |
| |
| *sum = _mm_adds_epu16(dist_reg, dist_left); |
| *sum = _mm_adds_epu16(*sum, dist_right); |
| } |
| |
| // Read in 16 pixels from y_dist. For each index i, compute y_dist[i-1] + |
| // y_dist[i] + y_dist[i+1]. Store the result for first 8 pixels in sum_first and |
| // the rest in sum_second. |
| static INLINE void get_sum_16(const uint16_t *y_dist, __m128i *sum_first, |
| __m128i *sum_second) { |
| get_sum_8(y_dist, sum_first); |
| get_sum_8(y_dist + 8, sum_second); |
| } |
| |
| // Read in a row of chroma values corresponds to a row of 16 luma values. |
| static INLINE void read_chroma_dist_row_16(int ss_x, const uint16_t *u_dist, |
| const uint16_t *v_dist, |
| __m128i *u_first, __m128i *u_second, |
| __m128i *v_first, |
| __m128i *v_second) { |
| if (!ss_x) { |
| // If there is no chroma subsampling in the horizontal direction, then we |
| // need to load 16 entries from chroma. |
| read_dist_16(u_dist, u_first, u_second); |
| read_dist_16(v_dist, v_first, v_second); |
| } else { // ss_x == 1 |
| // Otherwise, we only need to load 8 entries |
| __m128i u_reg, v_reg; |
| |
| read_dist_8(u_dist, &u_reg); |
| |
| *u_first = _mm_unpacklo_epi16(u_reg, u_reg); |
| *u_second = _mm_unpackhi_epi16(u_reg, u_reg); |
| |
| read_dist_8(v_dist, &v_reg); |
| |
| *v_first = _mm_unpacklo_epi16(v_reg, v_reg); |
| *v_second = _mm_unpackhi_epi16(v_reg, v_reg); |
| } |
| } |
| |
| // Horizontal add unsigned 16-bit ints in src and store them as signed 32-bit |
| // int in dst. |
| static INLINE void hadd_epu16(__m128i *src, __m128i *dst) { |
| const __m128i zero = _mm_setzero_si128(); |
| const __m128i shift_right = _mm_srli_si128(*src, 2); |
| |
| const __m128i odd = _mm_blend_epi16(shift_right, zero, 170); |
| const __m128i even = _mm_blend_epi16(*src, zero, 170); |
| |
| *dst = _mm_add_epi32(even, odd); |
| } |
| |
| // Add a row of luma distortion to 8 corresponding chroma mods. |
| static INLINE void add_luma_dist_to_8_chroma_mod(const uint16_t *y_dist, |
| int ss_x, int ss_y, |
| __m128i *u_mod, |
| __m128i *v_mod) { |
| __m128i y_reg; |
| if (!ss_x) { |
| read_dist_8(y_dist, &y_reg); |
| if (ss_y == 1) { |
| __m128i y_tmp; |
| read_dist_8(y_dist + DIST_STRIDE, &y_tmp); |
| |
| y_reg = _mm_adds_epu16(y_reg, y_tmp); |
| } |
| } else { |
| __m128i y_first, y_second; |
| read_dist_16(y_dist, &y_first, &y_second); |
| if (ss_y == 1) { |
| __m128i y_tmp_0, y_tmp_1; |
| read_dist_16(y_dist + DIST_STRIDE, &y_tmp_0, &y_tmp_1); |
| |
| y_first = _mm_adds_epu16(y_first, y_tmp_0); |
| y_second = _mm_adds_epu16(y_second, y_tmp_1); |
| } |
| |
| hadd_epu16(&y_first, &y_first); |
| hadd_epu16(&y_second, &y_second); |
| |
| y_reg = _mm_packus_epi32(y_first, y_second); |
| } |
| |
| *u_mod = _mm_adds_epu16(*u_mod, y_reg); |
| *v_mod = _mm_adds_epu16(*v_mod, y_reg); |
| } |
| |
| // Apply temporal filter to the luma components. This performs temporal |
| // filtering on a luma block of 16 X block_height. Use blk_fw as an array of |
| // size 4 for the weights for each of the 4 subblocks if blk_fw is not NULL, |
| // else use top_weight for top half, and bottom weight for bottom half. |
| static void apply_temporal_filter_luma_16( |
| const uint8_t *y_src, int y_src_stride, const uint8_t *y_pre, |
| int y_pre_stride, const uint8_t *u_src, const uint8_t *v_src, |
| int uv_src_stride, const uint8_t *u_pre, const uint8_t *v_pre, |
| int uv_pre_stride, unsigned int block_width, unsigned int block_height, |
| int ss_x, int ss_y, int strength, int use_whole_blk, uint32_t *y_accum, |
| uint16_t *y_count, const uint16_t *y_dist, const uint16_t *u_dist, |
| const uint16_t *v_dist, const int16_t *const *neighbors_first, |
| const int16_t *const *neighbors_second, int top_weight, int bottom_weight, |
| const int *blk_fw) { |
| const int rounding = (1 << strength) >> 1; |
| int weight = top_weight; |
| |
| __m128i mul_first, mul_second; |
| |
| __m128i sum_row_1_first, sum_row_1_second; |
| __m128i sum_row_2_first, sum_row_2_second; |
| __m128i sum_row_3_first, sum_row_3_second; |
| |
| __m128i u_first, u_second; |
| __m128i v_first, v_second; |
| |
| __m128i sum_row_first; |
| __m128i sum_row_second; |
| |
| // Loop variables |
| unsigned int h; |
| |
| assert(strength >= 0); |
| assert(strength <= 6); |
| |
| assert(block_width == 16); |
| |
| (void)block_width; |
| |
| // First row |
| mul_first = _mm_loadu_si128((const __m128i *)neighbors_first[0]); |
| mul_second = _mm_loadu_si128((const __m128i *)neighbors_second[0]); |
| |
| // Add luma values |
| get_sum_16(y_dist, &sum_row_2_first, &sum_row_2_second); |
| get_sum_16(y_dist + DIST_STRIDE, &sum_row_3_first, &sum_row_3_second); |
| |
| sum_row_first = _mm_adds_epu16(sum_row_2_first, sum_row_3_first); |
| sum_row_second = _mm_adds_epu16(sum_row_2_second, sum_row_3_second); |
| |
| // Add chroma values |
| read_chroma_dist_row_16(ss_x, u_dist, v_dist, &u_first, &u_second, &v_first, |
| &v_second); |
| |
| sum_row_first = _mm_adds_epu16(sum_row_first, u_first); |
| sum_row_second = _mm_adds_epu16(sum_row_second, u_second); |
| |
| sum_row_first = _mm_adds_epu16(sum_row_first, v_first); |
| sum_row_second = _mm_adds_epu16(sum_row_second, v_second); |
| |
| // Get modifier and store result |
| if (blk_fw) { |
| sum_row_first = |
| average_8(sum_row_first, &mul_first, strength, rounding, blk_fw[0]); |
| sum_row_second = |
| average_8(sum_row_second, &mul_second, strength, rounding, blk_fw[1]); |
| } else { |
| average_16(&sum_row_first, &sum_row_second, &mul_first, &mul_second, |
| strength, rounding, weight); |
| } |
| accumulate_and_store_16(sum_row_first, sum_row_second, y_pre, y_count, |
| y_accum); |
| |
| y_src += y_src_stride; |
| y_pre += y_pre_stride; |
| y_count += y_pre_stride; |
| y_accum += y_pre_stride; |
| y_dist += DIST_STRIDE; |
| |
| u_src += uv_src_stride; |
| u_pre += uv_pre_stride; |
| u_dist += DIST_STRIDE; |
| v_src += uv_src_stride; |
| v_pre += uv_pre_stride; |
| v_dist += DIST_STRIDE; |
| |
| // Then all the rows except the last one |
| mul_first = _mm_loadu_si128((const __m128i *)neighbors_first[1]); |
| mul_second = _mm_loadu_si128((const __m128i *)neighbors_second[1]); |
| |
| for (h = 1; h < block_height - 1; ++h) { |
| // Move the weight to bottom half |
| if (!use_whole_blk && h == block_height / 2) { |
| if (blk_fw) { |
| blk_fw += 2; |
| } else { |
| weight = bottom_weight; |
| } |
| } |
| // Shift the rows up |
| sum_row_1_first = sum_row_2_first; |
| sum_row_1_second = sum_row_2_second; |
| sum_row_2_first = sum_row_3_first; |
| sum_row_2_second = sum_row_3_second; |
| |
| // Add luma values to the modifier |
| sum_row_first = _mm_adds_epu16(sum_row_1_first, sum_row_2_first); |
| sum_row_second = _mm_adds_epu16(sum_row_1_second, sum_row_2_second); |
| |
| get_sum_16(y_dist + DIST_STRIDE, &sum_row_3_first, &sum_row_3_second); |
| |
| sum_row_first = _mm_adds_epu16(sum_row_first, sum_row_3_first); |
| sum_row_second = _mm_adds_epu16(sum_row_second, sum_row_3_second); |
| |
| // Add chroma values to the modifier |
| if (ss_y == 0 || h % 2 == 0) { |
| // Only calculate the new chroma distortion if we are at a pixel that |
| // corresponds to a new chroma row |
| read_chroma_dist_row_16(ss_x, u_dist, v_dist, &u_first, &u_second, |
| &v_first, &v_second); |
| |
| u_src += uv_src_stride; |
| u_pre += uv_pre_stride; |
| u_dist += DIST_STRIDE; |
| v_src += uv_src_stride; |
| v_pre += uv_pre_stride; |
| v_dist += DIST_STRIDE; |
| } |
| |
| sum_row_first = _mm_adds_epu16(sum_row_first, u_first); |
| sum_row_second = _mm_adds_epu16(sum_row_second, u_second); |
| sum_row_first = _mm_adds_epu16(sum_row_first, v_first); |
| sum_row_second = _mm_adds_epu16(sum_row_second, v_second); |
| |
| // Get modifier and store result |
| if (blk_fw) { |
| sum_row_first = |
| average_8(sum_row_first, &mul_first, strength, rounding, blk_fw[0]); |
| sum_row_second = |
| average_8(sum_row_second, &mul_second, strength, rounding, blk_fw[1]); |
| } else { |
| average_16(&sum_row_first, &sum_row_second, &mul_first, &mul_second, |
| strength, rounding, weight); |
| } |
| accumulate_and_store_16(sum_row_first, sum_row_second, y_pre, y_count, |
| y_accum); |
| |
| y_src += y_src_stride; |
| y_pre += y_pre_stride; |
| y_count += y_pre_stride; |
| y_accum += y_pre_stride; |
| y_dist += DIST_STRIDE; |
| } |
| |
| // The last row |
| mul_first = _mm_loadu_si128((const __m128i *)neighbors_first[0]); |
| mul_second = _mm_loadu_si128((const __m128i *)neighbors_second[0]); |
| |
| // Shift the rows up |
| sum_row_1_first = sum_row_2_first; |
| sum_row_1_second = sum_row_2_second; |
| sum_row_2_first = sum_row_3_first; |
| sum_row_2_second = sum_row_3_second; |
| |
| // Add luma values to the modifier |
| sum_row_first = _mm_adds_epu16(sum_row_1_first, sum_row_2_first); |
| sum_row_second = _mm_adds_epu16(sum_row_1_second, sum_row_2_second); |
| |
| // Add chroma values to the modifier |
| if (ss_y == 0) { |
| // Only calculate the new chroma distortion if we are at a pixel that |
| // corresponds to a new chroma row |
| read_chroma_dist_row_16(ss_x, u_dist, v_dist, &u_first, &u_second, &v_first, |
| &v_second); |
| } |
| |
| sum_row_first = _mm_adds_epu16(sum_row_first, u_first); |
| sum_row_second = _mm_adds_epu16(sum_row_second, u_second); |
| sum_row_first = _mm_adds_epu16(sum_row_first, v_first); |
| sum_row_second = _mm_adds_epu16(sum_row_second, v_second); |
| |
| // Get modifier and store result |
| if (blk_fw) { |
| sum_row_first = |
| average_8(sum_row_first, &mul_first, strength, rounding, blk_fw[0]); |
| sum_row_second = |
| average_8(sum_row_second, &mul_second, strength, rounding, blk_fw[1]); |
| } else { |
| average_16(&sum_row_first, &sum_row_second, &mul_first, &mul_second, |
| strength, rounding, weight); |
| } |
| accumulate_and_store_16(sum_row_first, sum_row_second, y_pre, y_count, |
| y_accum); |
| } |
| |
| // Perform temporal filter for the luma component. |
| static void apply_temporal_filter_luma( |
| const uint8_t *y_src, int y_src_stride, const uint8_t *y_pre, |
| int y_pre_stride, const uint8_t *u_src, const uint8_t *v_src, |
| int uv_src_stride, const uint8_t *u_pre, const uint8_t *v_pre, |
| int uv_pre_stride, unsigned int block_width, unsigned int block_height, |
| int ss_x, int ss_y, int strength, const int *blk_fw, int use_whole_blk, |
| uint32_t *y_accum, uint16_t *y_count, const uint16_t *y_dist, |
| const uint16_t *u_dist, const uint16_t *v_dist) { |
| unsigned int blk_col = 0, uv_blk_col = 0; |
| const unsigned int blk_col_step = 16, uv_blk_col_step = 16 >> ss_x; |
| const unsigned int mid_width = block_width >> 1, |
| last_width = block_width - blk_col_step; |
| int top_weight = blk_fw[0], |
| bottom_weight = use_whole_blk ? blk_fw[0] : blk_fw[2]; |
| const int16_t *const *neighbors_first; |
| const int16_t *const *neighbors_second; |
| |
| if (block_width == 16) { |
| // Special Case: The blockwidth is 16 and we are operating on a row of 16 |
| // chroma pixels. In this case, we can't use the usualy left-midle-right |
| // pattern. We also don't support splitting now. |
| neighbors_first = LUMA_LEFT_COLUMN_NEIGHBORS; |
| neighbors_second = LUMA_RIGHT_COLUMN_NEIGHBORS; |
| if (use_whole_blk) { |
| apply_temporal_filter_luma_16( |
| y_src + blk_col, y_src_stride, y_pre + blk_col, y_pre_stride, |
| u_src + uv_blk_col, v_src + uv_blk_col, uv_src_stride, |
| u_pre + uv_blk_col, v_pre + uv_blk_col, uv_pre_stride, 16, |
| block_height, ss_x, ss_y, strength, use_whole_blk, y_accum + blk_col, |
| y_count + blk_col, y_dist + blk_col, u_dist + uv_blk_col, |
| v_dist + uv_blk_col, neighbors_first, neighbors_second, top_weight, |
| bottom_weight, NULL); |
| } else { |
| apply_temporal_filter_luma_16( |
| y_src + blk_col, y_src_stride, y_pre + blk_col, y_pre_stride, |
| u_src + uv_blk_col, v_src + uv_blk_col, uv_src_stride, |
| u_pre + uv_blk_col, v_pre + uv_blk_col, uv_pre_stride, 16, |
| block_height, ss_x, ss_y, strength, use_whole_blk, y_accum + blk_col, |
| y_count + blk_col, y_dist + blk_col, u_dist + uv_blk_col, |
| v_dist + uv_blk_col, neighbors_first, neighbors_second, 0, 0, blk_fw); |
| } |
| |
| return; |
| } |
| |
| // Left |
| neighbors_first = LUMA_LEFT_COLUMN_NEIGHBORS; |
| neighbors_second = LUMA_MIDDLE_COLUMN_NEIGHBORS; |
| apply_temporal_filter_luma_16( |
| y_src + blk_col, y_src_stride, y_pre + blk_col, y_pre_stride, |
| u_src + uv_blk_col, v_src + uv_blk_col, uv_src_stride, u_pre + uv_blk_col, |
| v_pre + uv_blk_col, uv_pre_stride, 16, block_height, ss_x, ss_y, strength, |
| use_whole_blk, y_accum + blk_col, y_count + blk_col, y_dist + blk_col, |
| u_dist + uv_blk_col, v_dist + uv_blk_col, neighbors_first, |
| neighbors_second, top_weight, bottom_weight, NULL); |
| |
| blk_col += blk_col_step; |
| uv_blk_col += uv_blk_col_step; |
| |
| // Middle First |
| neighbors_first = LUMA_MIDDLE_COLUMN_NEIGHBORS; |
| for (; blk_col < mid_width; |
| blk_col += blk_col_step, uv_blk_col += uv_blk_col_step) { |
| apply_temporal_filter_luma_16( |
| y_src + blk_col, y_src_stride, y_pre + blk_col, y_pre_stride, |
| u_src + uv_blk_col, v_src + uv_blk_col, uv_src_stride, |
| u_pre + uv_blk_col, v_pre + uv_blk_col, uv_pre_stride, 16, block_height, |
| ss_x, ss_y, strength, use_whole_blk, y_accum + blk_col, |
| y_count + blk_col, y_dist + blk_col, u_dist + uv_blk_col, |
| v_dist + uv_blk_col, neighbors_first, neighbors_second, top_weight, |
| bottom_weight, NULL); |
| } |
| |
| if (!use_whole_blk) { |
| top_weight = blk_fw[1]; |
| bottom_weight = blk_fw[3]; |
| } |
| |
| // Middle Second |
| for (; blk_col < last_width; |
| blk_col += blk_col_step, uv_blk_col += uv_blk_col_step) { |
| apply_temporal_filter_luma_16( |
| y_src + blk_col, y_src_stride, y_pre + blk_col, y_pre_stride, |
| u_src + uv_blk_col, v_src + uv_blk_col, uv_src_stride, |
| u_pre + uv_blk_col, v_pre + uv_blk_col, uv_pre_stride, 16, block_height, |
| ss_x, ss_y, strength, use_whole_blk, y_accum + blk_col, |
| y_count + blk_col, y_dist + blk_col, u_dist + uv_blk_col, |
| v_dist + uv_blk_col, neighbors_first, neighbors_second, top_weight, |
| bottom_weight, NULL); |
| } |
| |
| // Right |
| neighbors_second = LUMA_RIGHT_COLUMN_NEIGHBORS; |
| apply_temporal_filter_luma_16( |
| y_src + blk_col, y_src_stride, y_pre + blk_col, y_pre_stride, |
| u_src + uv_blk_col, v_src + uv_blk_col, uv_src_stride, u_pre + uv_blk_col, |
| v_pre + uv_blk_col, uv_pre_stride, 16, block_height, ss_x, ss_y, strength, |
| use_whole_blk, y_accum + blk_col, y_count + blk_col, y_dist + blk_col, |
| u_dist + uv_blk_col, v_dist + uv_blk_col, neighbors_first, |
| neighbors_second, top_weight, bottom_weight, NULL); |
| } |
| |
| // Apply temporal filter to the chroma components. This performs temporal |
| // filtering on a chroma block of 8 X uv_height. If blk_fw is not NULL, use |
| // blk_fw as an array of size 4 for the weights for each of the 4 subblocks, |
| // else use top_weight for top half, and bottom weight for bottom half. |
| static void apply_temporal_filter_chroma_8( |
| const uint8_t *y_src, int y_src_stride, const uint8_t *y_pre, |
| int y_pre_stride, const uint8_t *u_src, const uint8_t *v_src, |
| int uv_src_stride, const uint8_t *u_pre, const uint8_t *v_pre, |
| int uv_pre_stride, unsigned int uv_block_width, |
| unsigned int uv_block_height, int ss_x, int ss_y, int strength, |
| uint32_t *u_accum, uint16_t *u_count, uint32_t *v_accum, uint16_t *v_count, |
| const uint16_t *y_dist, const uint16_t *u_dist, const uint16_t *v_dist, |
| const int16_t *const *neighbors, int top_weight, int bottom_weight, |
| const int *blk_fw) { |
| const int rounding = (1 << strength) >> 1; |
| int weight = top_weight; |
| |
| __m128i mul; |
| |
| __m128i u_sum_row_1, u_sum_row_2, u_sum_row_3; |
| __m128i v_sum_row_1, v_sum_row_2, v_sum_row_3; |
| |
| __m128i u_sum_row, v_sum_row; |
| |
| // Loop variable |
| unsigned int h; |
| |
| (void)uv_block_width; |
| |
| // First row |
| mul = _mm_loadu_si128((const __m128i *)neighbors[0]); |
| |
| // Add chroma values |
| get_sum_8(u_dist, &u_sum_row_2); |
| get_sum_8(u_dist + DIST_STRIDE, &u_sum_row_3); |
| |
| u_sum_row = _mm_adds_epu16(u_sum_row_2, u_sum_row_3); |
| |
| get_sum_8(v_dist, &v_sum_row_2); |
| get_sum_8(v_dist + DIST_STRIDE, &v_sum_row_3); |
| |
| v_sum_row = _mm_adds_epu16(v_sum_row_2, v_sum_row_3); |
| |
| // Add luma values |
| add_luma_dist_to_8_chroma_mod(y_dist, ss_x, ss_y, &u_sum_row, &v_sum_row); |
| |
| // Get modifier and store result |
| if (blk_fw) { |
| u_sum_row = |
| average_4_4(u_sum_row, &mul, strength, rounding, blk_fw[0], blk_fw[1]); |
| v_sum_row = |
| average_4_4(v_sum_row, &mul, strength, rounding, blk_fw[0], blk_fw[1]); |
| } else { |
| u_sum_row = average_8(u_sum_row, &mul, strength, rounding, weight); |
| v_sum_row = average_8(v_sum_row, &mul, strength, rounding, weight); |
| } |
| accumulate_and_store_8(u_sum_row, u_pre, u_count, u_accum); |
| accumulate_and_store_8(v_sum_row, v_pre, v_count, v_accum); |
| |
| u_src += uv_src_stride; |
| u_pre += uv_pre_stride; |
| u_dist += DIST_STRIDE; |
| v_src += uv_src_stride; |
| v_pre += uv_pre_stride; |
| v_dist += DIST_STRIDE; |
| u_count += uv_pre_stride; |
| u_accum += uv_pre_stride; |
| v_count += uv_pre_stride; |
| v_accum += uv_pre_stride; |
| |
| y_src += y_src_stride * (1 + ss_y); |
| y_pre += y_pre_stride * (1 + ss_y); |
| y_dist += DIST_STRIDE * (1 + ss_y); |
| |
| // Then all the rows except the last one |
| mul = _mm_loadu_si128((const __m128i *)neighbors[1]); |
| |
| for (h = 1; h < uv_block_height - 1; ++h) { |
| // Move the weight pointer to the bottom half of the blocks |
| if (h == uv_block_height / 2) { |
| if (blk_fw) { |
| blk_fw += 2; |
| } else { |
| weight = bottom_weight; |
| } |
| } |
| |
| // Shift the rows up |
| u_sum_row_1 = u_sum_row_2; |
| u_sum_row_2 = u_sum_row_3; |
| |
| v_sum_row_1 = v_sum_row_2; |
| v_sum_row_2 = v_sum_row_3; |
| |
| // Add chroma values |
| u_sum_row = _mm_adds_epu16(u_sum_row_1, u_sum_row_2); |
| get_sum_8(u_dist + DIST_STRIDE, &u_sum_row_3); |
| u_sum_row = _mm_adds_epu16(u_sum_row, u_sum_row_3); |
| |
| v_sum_row = _mm_adds_epu16(v_sum_row_1, v_sum_row_2); |
| get_sum_8(v_dist + DIST_STRIDE, &v_sum_row_3); |
| v_sum_row = _mm_adds_epu16(v_sum_row, v_sum_row_3); |
| |
| // Add luma values |
| add_luma_dist_to_8_chroma_mod(y_dist, ss_x, ss_y, &u_sum_row, &v_sum_row); |
| |
| // Get modifier and store result |
| if (blk_fw) { |
| u_sum_row = average_4_4(u_sum_row, &mul, strength, rounding, blk_fw[0], |
| blk_fw[1]); |
| v_sum_row = average_4_4(v_sum_row, &mul, strength, rounding, blk_fw[0], |
| blk_fw[1]); |
| } else { |
| u_sum_row = average_8(u_sum_row, &mul, strength, rounding, weight); |
| v_sum_row = average_8(v_sum_row, &mul, strength, rounding, weight); |
| } |
| |
| accumulate_and_store_8(u_sum_row, u_pre, u_count, u_accum); |
| accumulate_and_store_8(v_sum_row, v_pre, v_count, v_accum); |
| |
| u_src += uv_src_stride; |
| u_pre += uv_pre_stride; |
| u_dist += DIST_STRIDE; |
| v_src += uv_src_stride; |
| v_pre += uv_pre_stride; |
| v_dist += DIST_STRIDE; |
| u_count += uv_pre_stride; |
| u_accum += uv_pre_stride; |
| v_count += uv_pre_stride; |
| v_accum += uv_pre_stride; |
| |
| y_src += y_src_stride * (1 + ss_y); |
| y_pre += y_pre_stride * (1 + ss_y); |
| y_dist += DIST_STRIDE * (1 + ss_y); |
| } |
| |
| // The last row |
| mul = _mm_loadu_si128((const __m128i *)neighbors[0]); |
| |
| // Shift the rows up |
| u_sum_row_1 = u_sum_row_2; |
| u_sum_row_2 = u_sum_row_3; |
| |
| v_sum_row_1 = v_sum_row_2; |
| v_sum_row_2 = v_sum_row_3; |
| |
| // Add chroma values |
| u_sum_row = _mm_adds_epu16(u_sum_row_1, u_sum_row_2); |
| v_sum_row = _mm_adds_epu16(v_sum_row_1, v_sum_row_2); |
| |
| // Add luma values |
| add_luma_dist_to_8_chroma_mod(y_dist, ss_x, ss_y, &u_sum_row, &v_sum_row); |
| |
| // Get modifier and store result |
| if (blk_fw) { |
| u_sum_row = |
| average_4_4(u_sum_row, &mul, strength, rounding, blk_fw[0], blk_fw[1]); |
| v_sum_row = |
| average_4_4(v_sum_row, &mul, strength, rounding, blk_fw[0], blk_fw[1]); |
| } else { |
| u_sum_row = average_8(u_sum_row, &mul, strength, rounding, weight); |
| v_sum_row = average_8(v_sum_row, &mul, strength, rounding, weight); |
| } |
| |
| accumulate_and_store_8(u_sum_row, u_pre, u_count, u_accum); |
| accumulate_and_store_8(v_sum_row, v_pre, v_count, v_accum); |
| } |
| |
| // Perform temporal filter for the chroma components. |
| static void apply_temporal_filter_chroma( |
| const uint8_t *y_src, int y_src_stride, const uint8_t *y_pre, |
| int y_pre_stride, const uint8_t *u_src, const uint8_t *v_src, |
| int uv_src_stride, const uint8_t *u_pre, const uint8_t *v_pre, |
| int uv_pre_stride, unsigned int block_width, unsigned int block_height, |
| int ss_x, int ss_y, int strength, const int *blk_fw, int use_whole_blk, |
| uint32_t *u_accum, uint16_t *u_count, uint32_t *v_accum, uint16_t *v_count, |
| const uint16_t *y_dist, const uint16_t *u_dist, const uint16_t *v_dist) { |
| const unsigned int uv_width = block_width >> ss_x, |
| uv_height = block_height >> ss_y; |
| |
| unsigned int blk_col = 0, uv_blk_col = 0; |
| const unsigned int uv_blk_col_step = 8, blk_col_step = 8 << ss_x; |
| const unsigned int uv_mid_width = uv_width >> 1, |
| uv_last_width = uv_width - uv_blk_col_step; |
| int top_weight = blk_fw[0], |
| bottom_weight = use_whole_blk ? blk_fw[0] : blk_fw[2]; |
| const int16_t *const *neighbors; |
| |
| if (uv_width == 8) { |
| // Special Case: We are subsampling in x direction on a 16x16 block. Since |
| // we are operating on a row of 8 chroma pixels, we can't use the usual |
| // left-middle-right pattern. |
| assert(ss_x); |
| |
| if (ss_y) { |
| neighbors = CHROMA_DOUBLE_SS_SINGLE_COLUMN_NEIGHBORS; |
| } else { |
| neighbors = CHROMA_SINGLE_SS_SINGLE_COLUMN_NEIGHBORS; |
| } |
| |
| if (use_whole_blk) { |
| apply_temporal_filter_chroma_8( |
| y_src + blk_col, y_src_stride, y_pre + blk_col, y_pre_stride, |
| u_src + uv_blk_col, v_src + uv_blk_col, uv_src_stride, |
| u_pre + uv_blk_col, v_pre + uv_blk_col, uv_pre_stride, uv_width, |
| uv_height, ss_x, ss_y, strength, u_accum + uv_blk_col, |
| u_count + uv_blk_col, v_accum + uv_blk_col, v_count + uv_blk_col, |
| y_dist + blk_col, u_dist + uv_blk_col, v_dist + uv_blk_col, neighbors, |
| top_weight, bottom_weight, NULL); |
| } else { |
| apply_temporal_filter_chroma_8( |
| y_src + blk_col, y_src_stride, y_pre + blk_col, y_pre_stride, |
| u_src + uv_blk_col, v_src + uv_blk_col, uv_src_stride, |
| u_pre + uv_blk_col, v_pre + uv_blk_col, uv_pre_stride, uv_width, |
| uv_height, ss_x, ss_y, strength, u_accum + uv_blk_col, |
| u_count + uv_blk_col, v_accum + uv_blk_col, v_count + uv_blk_col, |
| y_dist + blk_col, u_dist + uv_blk_col, v_dist + uv_blk_col, neighbors, |
| 0, 0, blk_fw); |
| } |
| |
| return; |
| } |
| |
| // Left |
| if (ss_x && ss_y) { |
| neighbors = CHROMA_DOUBLE_SS_LEFT_COLUMN_NEIGHBORS; |
| } else if (ss_x || ss_y) { |
| neighbors = CHROMA_SINGLE_SS_LEFT_COLUMN_NEIGHBORS; |
| } else { |
| neighbors = CHROMA_NO_SS_LEFT_COLUMN_NEIGHBORS; |
| } |
| |
| apply_temporal_filter_chroma_8( |
| y_src + blk_col, y_src_stride, y_pre + blk_col, y_pre_stride, |
| u_src + uv_blk_col, v_src + uv_blk_col, uv_src_stride, u_pre + uv_blk_col, |
| v_pre + uv_blk_col, uv_pre_stride, uv_width, uv_height, ss_x, ss_y, |
| strength, u_accum + uv_blk_col, u_count + uv_blk_col, |
| v_accum + uv_blk_col, v_count + uv_blk_col, y_dist + blk_col, |
| u_dist + uv_blk_col, v_dist + uv_blk_col, neighbors, top_weight, |
| bottom_weight, NULL); |
| |
| blk_col += blk_col_step; |
| uv_blk_col += uv_blk_col_step; |
| |
| // Middle First |
| if (ss_x && ss_y) { |
| neighbors = CHROMA_DOUBLE_SS_MIDDLE_COLUMN_NEIGHBORS; |
| } else if (ss_x || ss_y) { |
| neighbors = CHROMA_SINGLE_SS_MIDDLE_COLUMN_NEIGHBORS; |
| } else { |
| neighbors = CHROMA_NO_SS_MIDDLE_COLUMN_NEIGHBORS; |
| } |
| |
| for (; uv_blk_col < uv_mid_width; |
| blk_col += blk_col_step, uv_blk_col += uv_blk_col_step) { |
| apply_temporal_filter_chroma_8( |
| y_src + blk_col, y_src_stride, y_pre + blk_col, y_pre_stride, |
| u_src + uv_blk_col, v_src + uv_blk_col, uv_src_stride, |
| u_pre + uv_blk_col, v_pre + uv_blk_col, uv_pre_stride, uv_width, |
| uv_height, ss_x, ss_y, strength, u_accum + uv_blk_col, |
| u_count + uv_blk_col, v_accum + uv_blk_col, v_count + uv_blk_col, |
| y_dist + blk_col, u_dist + uv_blk_col, v_dist + uv_blk_col, neighbors, |
| top_weight, bottom_weight, NULL); |
| } |
| |
| if (!use_whole_blk) { |
| top_weight = blk_fw[1]; |
| bottom_weight = blk_fw[3]; |
| } |
| |
| // Middle Second |
| for (; uv_blk_col < uv_last_width; |
| blk_col += blk_col_step, uv_blk_col += uv_blk_col_step) { |
| apply_temporal_filter_chroma_8( |
| y_src + blk_col, y_src_stride, y_pre + blk_col, y_pre_stride, |
| u_src + uv_blk_col, v_src + uv_blk_col, uv_src_stride, |
| u_pre + uv_blk_col, v_pre + uv_blk_col, uv_pre_stride, uv_width, |
| uv_height, ss_x, ss_y, strength, u_accum + uv_blk_col, |
| u_count + uv_blk_col, v_accum + uv_blk_col, v_count + uv_blk_col, |
| y_dist + blk_col, u_dist + uv_blk_col, v_dist + uv_blk_col, neighbors, |
| top_weight, bottom_weight, NULL); |
| } |
| |
| // Right |
| if (ss_x && ss_y) { |
| neighbors = CHROMA_DOUBLE_SS_RIGHT_COLUMN_NEIGHBORS; |
| } else if (ss_x || ss_y) { |
| neighbors = CHROMA_SINGLE_SS_RIGHT_COLUMN_NEIGHBORS; |
| } else { |
| neighbors = CHROMA_NO_SS_RIGHT_COLUMN_NEIGHBORS; |
| } |
| |
| apply_temporal_filter_chroma_8( |
| y_src + blk_col, y_src_stride, y_pre + blk_col, y_pre_stride, |
| u_src + uv_blk_col, v_src + uv_blk_col, uv_src_stride, u_pre + uv_blk_col, |
| v_pre + uv_blk_col, uv_pre_stride, uv_width, uv_height, ss_x, ss_y, |
| strength, u_accum + uv_blk_col, u_count + uv_blk_col, |
| v_accum + uv_blk_col, v_count + uv_blk_col, y_dist + blk_col, |
| u_dist + uv_blk_col, v_dist + uv_blk_col, neighbors, top_weight, |
| bottom_weight, NULL); |
| } |
| |
| void av1_apply_temporal_filter_sse4_1( |
| const uint8_t *y_src, int y_src_stride, const uint8_t *y_pre, |
| int y_pre_stride, const uint8_t *u_src, const uint8_t *v_src, |
| int uv_src_stride, const uint8_t *u_pre, const uint8_t *v_pre, |
| int uv_pre_stride, unsigned int block_width, unsigned int block_height, |
| int ss_x, int ss_y, int strength, const int *blk_fw, int use_whole_blk, |
| uint32_t *y_accum, uint16_t *y_count, uint32_t *u_accum, uint16_t *u_count, |
| uint32_t *v_accum, uint16_t *v_count) { |
| const unsigned int chroma_height = block_height >> ss_y, |
| chroma_width = block_width >> ss_x; |
| |
| DECLARE_ALIGNED(16, uint16_t, y_dist[BH * DIST_STRIDE]) = { 0 }; |
| DECLARE_ALIGNED(16, uint16_t, u_dist[BH * DIST_STRIDE]) = { 0 }; |
| DECLARE_ALIGNED(16, uint16_t, v_dist[BH * DIST_STRIDE]) = { 0 }; |
| const int *blk_fw_ptr = blk_fw; |
| |
| uint16_t *y_dist_ptr = y_dist + 1, *u_dist_ptr = u_dist + 1, |
| *v_dist_ptr = v_dist + 1; |
| const uint8_t *y_src_ptr = y_src, *u_src_ptr = u_src, *v_src_ptr = v_src; |
| const uint8_t *y_pre_ptr = y_pre, *u_pre_ptr = u_pre, *v_pre_ptr = v_pre; |
| |
| // Loop variables |
| unsigned int row, blk_col; |
| |
| assert(block_width <= BW && "block width too large"); |
| assert(block_height <= BH && "block height too large"); |
| assert(block_width % 16 == 0 && "block width must be multiple of 16"); |
| assert(block_height % 2 == 0 && "block height must be even"); |
| assert((ss_x == 0 || ss_x == 1) && (ss_y == 0 || ss_y == 1) && |
| "invalid chroma subsampling"); |
| assert(strength >= 0 && strength <= 6 && "invalid temporal filter strength"); |
| assert(blk_fw[0] >= 0 && "filter weight must be positive"); |
| assert( |
| (use_whole_blk || (blk_fw[1] >= 0 && blk_fw[2] >= 0 && blk_fw[3] >= 0)) && |
| "subblock filter weight must be positive"); |
| assert(blk_fw[0] <= 2 && "sublock filter weight must be less than 2"); |
| assert( |
| (use_whole_blk || (blk_fw[1] <= 2 && blk_fw[2] <= 2 && blk_fw[3] <= 2)) && |
| "subblock filter weight must be less than 2"); |
| |
| // Precompute the difference sqaured |
| for (row = 0; row < block_height; row++) { |
| for (blk_col = 0; blk_col < block_width; blk_col += 16) { |
| store_dist_16(y_src_ptr + blk_col, y_pre_ptr + blk_col, |
| y_dist_ptr + blk_col); |
| } |
| y_src_ptr += y_src_stride; |
| y_pre_ptr += y_pre_stride; |
| y_dist_ptr += DIST_STRIDE; |
| } |
| |
| for (row = 0; row < chroma_height; row++) { |
| for (blk_col = 0; blk_col < chroma_width; blk_col += 8) { |
| store_dist_8(u_src_ptr + blk_col, u_pre_ptr + blk_col, |
| u_dist_ptr + blk_col); |
| store_dist_8(v_src_ptr + blk_col, v_pre_ptr + blk_col, |
| v_dist_ptr + blk_col); |
| } |
| |
| u_src_ptr += uv_src_stride; |
| u_pre_ptr += uv_pre_stride; |
| u_dist_ptr += DIST_STRIDE; |
| v_src_ptr += uv_src_stride; |
| v_pre_ptr += uv_pre_stride; |
| v_dist_ptr += DIST_STRIDE; |
| } |
| |
| y_dist_ptr = y_dist + 1; |
| u_dist_ptr = u_dist + 1; |
| v_dist_ptr = v_dist + 1; |
| |
| apply_temporal_filter_luma(y_src, y_src_stride, y_pre, y_pre_stride, u_src, |
| v_src, uv_src_stride, u_pre, v_pre, uv_pre_stride, |
| block_width, block_height, ss_x, ss_y, strength, |
| blk_fw_ptr, use_whole_blk, y_accum, y_count, |
| y_dist_ptr, u_dist_ptr, v_dist_ptr); |
| |
| apply_temporal_filter_chroma( |
| y_src, y_src_stride, y_pre, y_pre_stride, u_src, v_src, uv_src_stride, |
| u_pre, v_pre, uv_pre_stride, block_width, block_height, ss_x, ss_y, |
| strength, blk_fw_ptr, use_whole_blk, u_accum, u_count, v_accum, v_count, |
| y_dist_ptr, u_dist_ptr, v_dist_ptr); |
| } |