| /* |
| * Copyright (c) 2010 The WebM project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include <math.h> |
| |
| #include "./vpx_config.h" |
| #include "./vpx_dsp_rtcd.h" |
| #include "vp10/common/loopfilter.h" |
| #include "vp10/common/onyxc_int.h" |
| #include "vp10/common/reconinter.h" |
| #include "vp10/common/restoration.h" |
| #include "vpx_dsp/vpx_dsp_common.h" |
| #include "vpx_mem/vpx_mem.h" |
| #include "vpx_ports/mem.h" |
| |
| #include "vp10/common/seg_common.h" |
| |
| // 64 bit masks for left transform size. Each 1 represents a position where |
| // we should apply a loop filter across the left border of an 8x8 block |
| // boundary. |
| // |
| // In the case of TX_16X16-> ( in low order byte first we end up with |
| // a mask that looks like this |
| // |
| // 10101010 |
| // 10101010 |
| // 10101010 |
| // 10101010 |
| // 10101010 |
| // 10101010 |
| // 10101010 |
| // 10101010 |
| // |
| // A loopfilter should be applied to every other 8x8 horizontally. |
| static const uint64_t left_64x64_txform_mask[TX_SIZES] = { |
| 0xffffffffffffffffULL, // TX_4X4 |
| 0xffffffffffffffffULL, // TX_8x8 |
| 0x5555555555555555ULL, // TX_16x16 |
| 0x1111111111111111ULL, // TX_32x32 |
| }; |
| |
| // 64 bit masks for above transform size. Each 1 represents a position where |
| // we should apply a loop filter across the top border of an 8x8 block |
| // boundary. |
| // |
| // In the case of TX_32x32 -> ( in low order byte first we end up with |
| // a mask that looks like this |
| // |
| // 11111111 |
| // 00000000 |
| // 00000000 |
| // 00000000 |
| // 11111111 |
| // 00000000 |
| // 00000000 |
| // 00000000 |
| // |
| // A loopfilter should be applied to every other 4 the row vertically. |
| static const uint64_t above_64x64_txform_mask[TX_SIZES] = { |
| 0xffffffffffffffffULL, // TX_4X4 |
| 0xffffffffffffffffULL, // TX_8x8 |
| 0x00ff00ff00ff00ffULL, // TX_16x16 |
| 0x000000ff000000ffULL, // TX_32x32 |
| }; |
| |
| // 64 bit masks for prediction sizes (left). Each 1 represents a position |
| // where left border of an 8x8 block. These are aligned to the right most |
| // appropriate bit, and then shifted into place. |
| // |
| // In the case of TX_16x32 -> ( low order byte first ) we end up with |
| // a mask that looks like this : |
| // |
| // 10000000 |
| // 10000000 |
| // 10000000 |
| // 10000000 |
| // 00000000 |
| // 00000000 |
| // 00000000 |
| // 00000000 |
| static const uint64_t left_prediction_mask[BLOCK_SIZES] = { |
| 0x0000000000000001ULL, // BLOCK_4X4, |
| 0x0000000000000001ULL, // BLOCK_4X8, |
| 0x0000000000000001ULL, // BLOCK_8X4, |
| 0x0000000000000001ULL, // BLOCK_8X8, |
| 0x0000000000000101ULL, // BLOCK_8X16, |
| 0x0000000000000001ULL, // BLOCK_16X8, |
| 0x0000000000000101ULL, // BLOCK_16X16, |
| 0x0000000001010101ULL, // BLOCK_16X32, |
| 0x0000000000000101ULL, // BLOCK_32X16, |
| 0x0000000001010101ULL, // BLOCK_32X32, |
| 0x0101010101010101ULL, // BLOCK_32X64, |
| 0x0000000001010101ULL, // BLOCK_64X32, |
| 0x0101010101010101ULL, // BLOCK_64X64 |
| }; |
| |
| // 64 bit mask to shift and set for each prediction size. |
| static const uint64_t above_prediction_mask[BLOCK_SIZES] = { |
| 0x0000000000000001ULL, // BLOCK_4X4 |
| 0x0000000000000001ULL, // BLOCK_4X8 |
| 0x0000000000000001ULL, // BLOCK_8X4 |
| 0x0000000000000001ULL, // BLOCK_8X8 |
| 0x0000000000000001ULL, // BLOCK_8X16, |
| 0x0000000000000003ULL, // BLOCK_16X8 |
| 0x0000000000000003ULL, // BLOCK_16X16 |
| 0x0000000000000003ULL, // BLOCK_16X32, |
| 0x000000000000000fULL, // BLOCK_32X16, |
| 0x000000000000000fULL, // BLOCK_32X32, |
| 0x000000000000000fULL, // BLOCK_32X64, |
| 0x00000000000000ffULL, // BLOCK_64X32, |
| 0x00000000000000ffULL, // BLOCK_64X64 |
| }; |
| // 64 bit mask to shift and set for each prediction size. A bit is set for |
| // each 8x8 block that would be in the left most block of the given block |
| // size in the 64x64 block. |
| static const uint64_t size_mask[BLOCK_SIZES] = { |
| 0x0000000000000001ULL, // BLOCK_4X4 |
| 0x0000000000000001ULL, // BLOCK_4X8 |
| 0x0000000000000001ULL, // BLOCK_8X4 |
| 0x0000000000000001ULL, // BLOCK_8X8 |
| 0x0000000000000101ULL, // BLOCK_8X16, |
| 0x0000000000000003ULL, // BLOCK_16X8 |
| 0x0000000000000303ULL, // BLOCK_16X16 |
| 0x0000000003030303ULL, // BLOCK_16X32, |
| 0x0000000000000f0fULL, // BLOCK_32X16, |
| 0x000000000f0f0f0fULL, // BLOCK_32X32, |
| 0x0f0f0f0f0f0f0f0fULL, // BLOCK_32X64, |
| 0x00000000ffffffffULL, // BLOCK_64X32, |
| 0xffffffffffffffffULL, // BLOCK_64X64 |
| }; |
| |
| // These are used for masking the left and above borders. |
| static const uint64_t left_border = 0x1111111111111111ULL; |
| static const uint64_t above_border = 0x000000ff000000ffULL; |
| |
| // 16 bit masks for uv transform sizes. |
| static const uint16_t left_64x64_txform_mask_uv[TX_SIZES] = { |
| 0xffff, // TX_4X4 |
| 0xffff, // TX_8x8 |
| 0x5555, // TX_16x16 |
| 0x1111, // TX_32x32 |
| }; |
| |
| static const uint16_t above_64x64_txform_mask_uv[TX_SIZES] = { |
| 0xffff, // TX_4X4 |
| 0xffff, // TX_8x8 |
| 0x0f0f, // TX_16x16 |
| 0x000f, // TX_32x32 |
| }; |
| |
| // 16 bit left mask to shift and set for each uv prediction size. |
| static const uint16_t left_prediction_mask_uv[BLOCK_SIZES] = { |
| 0x0001, // BLOCK_4X4, |
| 0x0001, // BLOCK_4X8, |
| 0x0001, // BLOCK_8X4, |
| 0x0001, // BLOCK_8X8, |
| 0x0001, // BLOCK_8X16, |
| 0x0001, // BLOCK_16X8, |
| 0x0001, // BLOCK_16X16, |
| 0x0011, // BLOCK_16X32, |
| 0x0001, // BLOCK_32X16, |
| 0x0011, // BLOCK_32X32, |
| 0x1111, // BLOCK_32X64 |
| 0x0011, // BLOCK_64X32, |
| 0x1111, // BLOCK_64X64 |
| }; |
| // 16 bit above mask to shift and set for uv each prediction size. |
| static const uint16_t above_prediction_mask_uv[BLOCK_SIZES] = { |
| 0x0001, // BLOCK_4X4 |
| 0x0001, // BLOCK_4X8 |
| 0x0001, // BLOCK_8X4 |
| 0x0001, // BLOCK_8X8 |
| 0x0001, // BLOCK_8X16, |
| 0x0001, // BLOCK_16X8 |
| 0x0001, // BLOCK_16X16 |
| 0x0001, // BLOCK_16X32, |
| 0x0003, // BLOCK_32X16, |
| 0x0003, // BLOCK_32X32, |
| 0x0003, // BLOCK_32X64, |
| 0x000f, // BLOCK_64X32, |
| 0x000f, // BLOCK_64X64 |
| }; |
| |
| // 64 bit mask to shift and set for each uv prediction size |
| static const uint16_t size_mask_uv[BLOCK_SIZES] = { |
| 0x0001, // BLOCK_4X4 |
| 0x0001, // BLOCK_4X8 |
| 0x0001, // BLOCK_8X4 |
| 0x0001, // BLOCK_8X8 |
| 0x0001, // BLOCK_8X16, |
| 0x0001, // BLOCK_16X8 |
| 0x0001, // BLOCK_16X16 |
| 0x0011, // BLOCK_16X32, |
| 0x0003, // BLOCK_32X16, |
| 0x0033, // BLOCK_32X32, |
| 0x3333, // BLOCK_32X64, |
| 0x00ff, // BLOCK_64X32, |
| 0xffff, // BLOCK_64X64 |
| }; |
| static const uint16_t left_border_uv = 0x1111; |
| static const uint16_t above_border_uv = 0x000f; |
| |
| static const int mode_lf_lut[MB_MODE_COUNT] = { |
| 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // INTRA_MODES |
| 1, 1, 0, 1 // INTER_MODES (ZEROMV == 0) |
| #if CONFIG_EXT_INTER |
| , |
| 1, // NEWFROMNEARMV mode |
| 1, 1, 1, 1, 1, 1, 1, 1, 0, 1 // INTER_COMPOUND_MODES (ZERO_ZEROMV == 0) |
| #endif // CONFIG_EXT_INTER |
| }; |
| |
| static void update_sharpness(loop_filter_info_n *lfi, int sharpness_lvl) { |
| int lvl; |
| |
| // For each possible value for the loop filter fill out limits |
| for (lvl = 0; lvl <= MAX_LOOP_FILTER; lvl++) { |
| // Set loop filter parameters that control sharpness. |
| int block_inside_limit = lvl >> ((sharpness_lvl > 0) + (sharpness_lvl > 4)); |
| |
| if (sharpness_lvl > 0) { |
| if (block_inside_limit > (9 - sharpness_lvl)) |
| block_inside_limit = (9 - sharpness_lvl); |
| } |
| |
| if (block_inside_limit < 1) block_inside_limit = 1; |
| |
| memset(lfi->lfthr[lvl].lim, block_inside_limit, SIMD_WIDTH); |
| memset(lfi->lfthr[lvl].mblim, (2 * (lvl + 2) + block_inside_limit), |
| SIMD_WIDTH); |
| } |
| } |
| |
| static uint8_t get_filter_level(const loop_filter_info_n *lfi_n, |
| const MB_MODE_INFO *mbmi) { |
| #if CONFIG_SUPERTX |
| const int segment_id = VPXMIN(mbmi->segment_id, mbmi->segment_id_supertx); |
| assert( |
| IMPLIES(supertx_enabled(mbmi), mbmi->segment_id_supertx != MAX_SEGMENTS)); |
| assert(IMPLIES(supertx_enabled(mbmi), |
| mbmi->segment_id_supertx <= mbmi->segment_id)); |
| #else |
| const int segment_id = mbmi->segment_id; |
| #endif // CONFIG_SUPERTX |
| return lfi_n->lvl[segment_id][mbmi->ref_frame[0]][mode_lf_lut[mbmi->mode]]; |
| } |
| |
| void vp10_loop_filter_init(VP10_COMMON *cm) { |
| loop_filter_info_n *lfi = &cm->lf_info; |
| struct loopfilter *lf = &cm->lf; |
| int lvl; |
| |
| // init limits for given sharpness |
| update_sharpness(lfi, lf->sharpness_level); |
| lf->last_sharpness_level = lf->sharpness_level; |
| |
| // init hev threshold const vectors |
| for (lvl = 0; lvl <= MAX_LOOP_FILTER; lvl++) |
| memset(lfi->lfthr[lvl].hev_thr, (lvl >> 4), SIMD_WIDTH); |
| } |
| |
| void vp10_loop_filter_frame_init(VP10_COMMON *cm, int default_filt_lvl) { |
| int seg_id; |
| // n_shift is the multiplier for lf_deltas |
| // the multiplier is 1 for when filter_lvl is between 0 and 31; |
| // 2 when filter_lvl is between 32 and 63 |
| const int scale = 1 << (default_filt_lvl >> 5); |
| loop_filter_info_n *const lfi = &cm->lf_info; |
| struct loopfilter *const lf = &cm->lf; |
| const struct segmentation *const seg = &cm->seg; |
| |
| // update limits if sharpness has changed |
| if (lf->last_sharpness_level != lf->sharpness_level) { |
| update_sharpness(lfi, lf->sharpness_level); |
| lf->last_sharpness_level = lf->sharpness_level; |
| } |
| |
| for (seg_id = 0; seg_id < MAX_SEGMENTS; seg_id++) { |
| int lvl_seg = default_filt_lvl; |
| if (segfeature_active(seg, seg_id, SEG_LVL_ALT_LF)) { |
| const int data = get_segdata(seg, seg_id, SEG_LVL_ALT_LF); |
| lvl_seg = clamp( |
| seg->abs_delta == SEGMENT_ABSDATA ? data : default_filt_lvl + data, 0, |
| MAX_LOOP_FILTER); |
| } |
| |
| if (!lf->mode_ref_delta_enabled) { |
| // we could get rid of this if we assume that deltas are set to |
| // zero when not in use; encoder always uses deltas |
| memset(lfi->lvl[seg_id], lvl_seg, sizeof(lfi->lvl[seg_id])); |
| } else { |
| int ref, mode; |
| const int intra_lvl = lvl_seg + lf->ref_deltas[INTRA_FRAME] * scale; |
| lfi->lvl[seg_id][INTRA_FRAME][0] = clamp(intra_lvl, 0, MAX_LOOP_FILTER); |
| |
| for (ref = LAST_FRAME; ref < TOTAL_REFS_PER_FRAME; ++ref) { |
| for (mode = 0; mode < MAX_MODE_LF_DELTAS; ++mode) { |
| const int inter_lvl = lvl_seg + lf->ref_deltas[ref] * scale + |
| lf->mode_deltas[mode] * scale; |
| lfi->lvl[seg_id][ref][mode] = clamp(inter_lvl, 0, MAX_LOOP_FILTER); |
| } |
| } |
| } |
| } |
| } |
| |
| static void filter_selectively_vert_row2(int subsampling_factor, uint8_t *s, |
| int pitch, unsigned int mask_16x16_l, |
| unsigned int mask_8x8_l, |
| unsigned int mask_4x4_l, |
| unsigned int mask_4x4_int_l, |
| const loop_filter_info_n *lfi_n, |
| const uint8_t *lfl) { |
| const int mask_shift = subsampling_factor ? 4 : 8; |
| const int mask_cutoff = subsampling_factor ? 0xf : 0xff; |
| const int lfl_forward = subsampling_factor ? 4 : 8; |
| |
| unsigned int mask_16x16_0 = mask_16x16_l & mask_cutoff; |
| unsigned int mask_8x8_0 = mask_8x8_l & mask_cutoff; |
| unsigned int mask_4x4_0 = mask_4x4_l & mask_cutoff; |
| unsigned int mask_4x4_int_0 = mask_4x4_int_l & mask_cutoff; |
| unsigned int mask_16x16_1 = (mask_16x16_l >> mask_shift) & mask_cutoff; |
| unsigned int mask_8x8_1 = (mask_8x8_l >> mask_shift) & mask_cutoff; |
| unsigned int mask_4x4_1 = (mask_4x4_l >> mask_shift) & mask_cutoff; |
| unsigned int mask_4x4_int_1 = (mask_4x4_int_l >> mask_shift) & mask_cutoff; |
| unsigned int mask; |
| |
| for (mask = mask_16x16_0 | mask_8x8_0 | mask_4x4_0 | mask_4x4_int_0 | |
| mask_16x16_1 | mask_8x8_1 | mask_4x4_1 | mask_4x4_int_1; |
| mask; mask >>= 1) { |
| const loop_filter_thresh *lfi0 = lfi_n->lfthr + *lfl; |
| const loop_filter_thresh *lfi1 = lfi_n->lfthr + *(lfl + lfl_forward); |
| |
| if (mask & 1) { |
| if ((mask_16x16_0 | mask_16x16_1) & 1) { |
| if ((mask_16x16_0 & mask_16x16_1) & 1) { |
| vpx_lpf_vertical_16_dual(s, pitch, lfi0->mblim, lfi0->lim, |
| lfi0->hev_thr); |
| } else if (mask_16x16_0 & 1) { |
| vpx_lpf_vertical_16(s, pitch, lfi0->mblim, lfi0->lim, lfi0->hev_thr); |
| } else { |
| vpx_lpf_vertical_16(s + 8 * pitch, pitch, lfi1->mblim, lfi1->lim, |
| lfi1->hev_thr); |
| } |
| } |
| |
| if ((mask_8x8_0 | mask_8x8_1) & 1) { |
| if ((mask_8x8_0 & mask_8x8_1) & 1) { |
| vpx_lpf_vertical_8_dual(s, pitch, lfi0->mblim, lfi0->lim, |
| lfi0->hev_thr, lfi1->mblim, lfi1->lim, |
| lfi1->hev_thr); |
| } else if (mask_8x8_0 & 1) { |
| vpx_lpf_vertical_8(s, pitch, lfi0->mblim, lfi0->lim, lfi0->hev_thr); |
| } else { |
| vpx_lpf_vertical_8(s + 8 * pitch, pitch, lfi1->mblim, lfi1->lim, |
| lfi1->hev_thr); |
| } |
| } |
| |
| if ((mask_4x4_0 | mask_4x4_1) & 1) { |
| if ((mask_4x4_0 & mask_4x4_1) & 1) { |
| vpx_lpf_vertical_4_dual(s, pitch, lfi0->mblim, lfi0->lim, |
| lfi0->hev_thr, lfi1->mblim, lfi1->lim, |
| lfi1->hev_thr); |
| } else if (mask_4x4_0 & 1) { |
| vpx_lpf_vertical_4(s, pitch, lfi0->mblim, lfi0->lim, lfi0->hev_thr); |
| } else { |
| vpx_lpf_vertical_4(s + 8 * pitch, pitch, lfi1->mblim, lfi1->lim, |
| lfi1->hev_thr); |
| } |
| } |
| |
| if ((mask_4x4_int_0 | mask_4x4_int_1) & 1) { |
| if ((mask_4x4_int_0 & mask_4x4_int_1) & 1) { |
| vpx_lpf_vertical_4_dual(s + 4, pitch, lfi0->mblim, lfi0->lim, |
| lfi0->hev_thr, lfi1->mblim, lfi1->lim, |
| lfi1->hev_thr); |
| } else if (mask_4x4_int_0 & 1) { |
| vpx_lpf_vertical_4(s + 4, pitch, lfi0->mblim, lfi0->lim, |
| lfi0->hev_thr); |
| } else { |
| vpx_lpf_vertical_4(s + 8 * pitch + 4, pitch, lfi1->mblim, lfi1->lim, |
| lfi1->hev_thr); |
| } |
| } |
| } |
| |
| s += 8; |
| lfl += 1; |
| mask_16x16_0 >>= 1; |
| mask_8x8_0 >>= 1; |
| mask_4x4_0 >>= 1; |
| mask_4x4_int_0 >>= 1; |
| mask_16x16_1 >>= 1; |
| mask_8x8_1 >>= 1; |
| mask_4x4_1 >>= 1; |
| mask_4x4_int_1 >>= 1; |
| } |
| } |
| |
| #if CONFIG_VP9_HIGHBITDEPTH |
| static void highbd_filter_selectively_vert_row2( |
| int subsampling_factor, uint16_t *s, int pitch, unsigned int mask_16x16_l, |
| unsigned int mask_8x8_l, unsigned int mask_4x4_l, |
| unsigned int mask_4x4_int_l, const loop_filter_info_n *lfi_n, |
| const uint8_t *lfl, int bd) { |
| const int mask_shift = subsampling_factor ? 4 : 8; |
| const int mask_cutoff = subsampling_factor ? 0xf : 0xff; |
| const int lfl_forward = subsampling_factor ? 4 : 8; |
| |
| unsigned int mask_16x16_0 = mask_16x16_l & mask_cutoff; |
| unsigned int mask_8x8_0 = mask_8x8_l & mask_cutoff; |
| unsigned int mask_4x4_0 = mask_4x4_l & mask_cutoff; |
| unsigned int mask_4x4_int_0 = mask_4x4_int_l & mask_cutoff; |
| unsigned int mask_16x16_1 = (mask_16x16_l >> mask_shift) & mask_cutoff; |
| unsigned int mask_8x8_1 = (mask_8x8_l >> mask_shift) & mask_cutoff; |
| unsigned int mask_4x4_1 = (mask_4x4_l >> mask_shift) & mask_cutoff; |
| unsigned int mask_4x4_int_1 = (mask_4x4_int_l >> mask_shift) & mask_cutoff; |
| unsigned int mask; |
| |
| for (mask = mask_16x16_0 | mask_8x8_0 | mask_4x4_0 | mask_4x4_int_0 | |
| mask_16x16_1 | mask_8x8_1 | mask_4x4_1 | mask_4x4_int_1; |
| mask; mask >>= 1) { |
| const loop_filter_thresh *lfi0 = lfi_n->lfthr + *lfl; |
| const loop_filter_thresh *lfi1 = lfi_n->lfthr + *(lfl + lfl_forward); |
| |
| if (mask & 1) { |
| if ((mask_16x16_0 | mask_16x16_1) & 1) { |
| if ((mask_16x16_0 & mask_16x16_1) & 1) { |
| vpx_highbd_lpf_vertical_16_dual(s, pitch, lfi0->mblim, lfi0->lim, |
| lfi0->hev_thr, bd); |
| } else if (mask_16x16_0 & 1) { |
| vpx_highbd_lpf_vertical_16(s, pitch, lfi0->mblim, lfi0->lim, |
| lfi0->hev_thr, bd); |
| } else { |
| vpx_highbd_lpf_vertical_16(s + 8 * pitch, pitch, lfi1->mblim, |
| lfi1->lim, lfi1->hev_thr, bd); |
| } |
| } |
| |
| if ((mask_8x8_0 | mask_8x8_1) & 1) { |
| if ((mask_8x8_0 & mask_8x8_1) & 1) { |
| vpx_highbd_lpf_vertical_8_dual(s, pitch, lfi0->mblim, lfi0->lim, |
| lfi0->hev_thr, lfi1->mblim, lfi1->lim, |
| lfi1->hev_thr, bd); |
| } else if (mask_8x8_0 & 1) { |
| vpx_highbd_lpf_vertical_8(s, pitch, lfi0->mblim, lfi0->lim, |
| lfi0->hev_thr, bd); |
| } else { |
| vpx_highbd_lpf_vertical_8(s + 8 * pitch, pitch, lfi1->mblim, |
| lfi1->lim, lfi1->hev_thr, bd); |
| } |
| } |
| |
| if ((mask_4x4_0 | mask_4x4_1) & 1) { |
| if ((mask_4x4_0 & mask_4x4_1) & 1) { |
| vpx_highbd_lpf_vertical_4_dual(s, pitch, lfi0->mblim, lfi0->lim, |
| lfi0->hev_thr, lfi1->mblim, lfi1->lim, |
| lfi1->hev_thr, bd); |
| } else if (mask_4x4_0 & 1) { |
| vpx_highbd_lpf_vertical_4(s, pitch, lfi0->mblim, lfi0->lim, |
| lfi0->hev_thr, bd); |
| } else { |
| vpx_highbd_lpf_vertical_4(s + 8 * pitch, pitch, lfi1->mblim, |
| lfi1->lim, lfi1->hev_thr, bd); |
| } |
| } |
| |
| if ((mask_4x4_int_0 | mask_4x4_int_1) & 1) { |
| if ((mask_4x4_int_0 & mask_4x4_int_1) & 1) { |
| vpx_highbd_lpf_vertical_4_dual(s + 4, pitch, lfi0->mblim, lfi0->lim, |
| lfi0->hev_thr, lfi1->mblim, lfi1->lim, |
| lfi1->hev_thr, bd); |
| } else if (mask_4x4_int_0 & 1) { |
| vpx_highbd_lpf_vertical_4(s + 4, pitch, lfi0->mblim, lfi0->lim, |
| lfi0->hev_thr, bd); |
| } else { |
| vpx_highbd_lpf_vertical_4(s + 8 * pitch + 4, pitch, lfi1->mblim, |
| lfi1->lim, lfi1->hev_thr, bd); |
| } |
| } |
| } |
| |
| s += 8; |
| lfl += 1; |
| mask_16x16_0 >>= 1; |
| mask_8x8_0 >>= 1; |
| mask_4x4_0 >>= 1; |
| mask_4x4_int_0 >>= 1; |
| mask_16x16_1 >>= 1; |
| mask_8x8_1 >>= 1; |
| mask_4x4_1 >>= 1; |
| mask_4x4_int_1 >>= 1; |
| } |
| } |
| #endif // CONFIG_VP9_HIGHBITDEPTH |
| |
| static void filter_selectively_horiz( |
| uint8_t *s, int pitch, unsigned int mask_16x16, unsigned int mask_8x8, |
| unsigned int mask_4x4, unsigned int mask_4x4_int, |
| const loop_filter_info_n *lfi_n, const uint8_t *lfl) { |
| unsigned int mask; |
| int count; |
| |
| for (mask = mask_16x16 | mask_8x8 | mask_4x4 | mask_4x4_int; mask; |
| mask >>= count) { |
| const loop_filter_thresh *lfi = lfi_n->lfthr + *lfl; |
| |
| count = 1; |
| if (mask & 1) { |
| if (mask_16x16 & 1) { |
| if ((mask_16x16 & 3) == 3) { |
| vpx_lpf_horizontal_edge_16(s, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr); |
| count = 2; |
| } else { |
| vpx_lpf_horizontal_edge_8(s, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr); |
| } |
| } else if (mask_8x8 & 1) { |
| if ((mask_8x8 & 3) == 3) { |
| // Next block's thresholds. |
| const loop_filter_thresh *lfin = lfi_n->lfthr + *(lfl + 1); |
| |
| vpx_lpf_horizontal_8_dual(s, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr, lfin->mblim, lfin->lim, |
| lfin->hev_thr); |
| |
| if ((mask_4x4_int & 3) == 3) { |
| vpx_lpf_horizontal_4_dual(s + 4 * pitch, pitch, lfi->mblim, |
| lfi->lim, lfi->hev_thr, lfin->mblim, |
| lfin->lim, lfin->hev_thr); |
| } else { |
| if (mask_4x4_int & 1) |
| vpx_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr); |
| else if (mask_4x4_int & 2) |
| vpx_lpf_horizontal_4(s + 8 + 4 * pitch, pitch, lfin->mblim, |
| lfin->lim, lfin->hev_thr); |
| } |
| count = 2; |
| } else { |
| vpx_lpf_horizontal_8(s, pitch, lfi->mblim, lfi->lim, lfi->hev_thr); |
| |
| if (mask_4x4_int & 1) |
| vpx_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr); |
| } |
| } else if (mask_4x4 & 1) { |
| if ((mask_4x4 & 3) == 3) { |
| // Next block's thresholds. |
| const loop_filter_thresh *lfin = lfi_n->lfthr + *(lfl + 1); |
| |
| vpx_lpf_horizontal_4_dual(s, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr, lfin->mblim, lfin->lim, |
| lfin->hev_thr); |
| if ((mask_4x4_int & 3) == 3) { |
| vpx_lpf_horizontal_4_dual(s + 4 * pitch, pitch, lfi->mblim, |
| lfi->lim, lfi->hev_thr, lfin->mblim, |
| lfin->lim, lfin->hev_thr); |
| } else { |
| if (mask_4x4_int & 1) |
| vpx_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr); |
| else if (mask_4x4_int & 2) |
| vpx_lpf_horizontal_4(s + 8 + 4 * pitch, pitch, lfin->mblim, |
| lfin->lim, lfin->hev_thr); |
| } |
| count = 2; |
| } else { |
| vpx_lpf_horizontal_4(s, pitch, lfi->mblim, lfi->lim, lfi->hev_thr); |
| |
| if (mask_4x4_int & 1) |
| vpx_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr); |
| } |
| } else if (mask_4x4_int & 1) { |
| vpx_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr); |
| } |
| } |
| s += 8 * count; |
| lfl += count; |
| mask_16x16 >>= count; |
| mask_8x8 >>= count; |
| mask_4x4 >>= count; |
| mask_4x4_int >>= count; |
| } |
| } |
| |
| #if CONFIG_VP9_HIGHBITDEPTH |
| static void highbd_filter_selectively_horiz( |
| uint16_t *s, int pitch, unsigned int mask_16x16, unsigned int mask_8x8, |
| unsigned int mask_4x4, unsigned int mask_4x4_int, |
| const loop_filter_info_n *lfi_n, const uint8_t *lfl, int bd) { |
| unsigned int mask; |
| int count; |
| |
| for (mask = mask_16x16 | mask_8x8 | mask_4x4 | mask_4x4_int; mask; |
| mask >>= count) { |
| const loop_filter_thresh *lfi = lfi_n->lfthr + *lfl; |
| |
| count = 1; |
| if (mask & 1) { |
| if (mask_16x16 & 1) { |
| if ((mask_16x16 & 3) == 3) { |
| vpx_highbd_lpf_horizontal_edge_16(s, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr, bd); |
| count = 2; |
| } else { |
| vpx_highbd_lpf_horizontal_edge_8(s, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr, bd); |
| } |
| } else if (mask_8x8 & 1) { |
| if ((mask_8x8 & 3) == 3) { |
| // Next block's thresholds. |
| const loop_filter_thresh *lfin = lfi_n->lfthr + *(lfl + 1); |
| |
| vpx_highbd_lpf_horizontal_8_dual(s, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr, lfin->mblim, lfin->lim, |
| lfin->hev_thr, bd); |
| |
| if ((mask_4x4_int & 3) == 3) { |
| vpx_highbd_lpf_horizontal_4_dual( |
| s + 4 * pitch, pitch, lfi->mblim, lfi->lim, lfi->hev_thr, |
| lfin->mblim, lfin->lim, lfin->hev_thr, bd); |
| } else { |
| if (mask_4x4_int & 1) { |
| vpx_highbd_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, |
| lfi->lim, lfi->hev_thr, bd); |
| } else if (mask_4x4_int & 2) { |
| vpx_highbd_lpf_horizontal_4(s + 8 + 4 * pitch, pitch, lfin->mblim, |
| lfin->lim, lfin->hev_thr, bd); |
| } |
| } |
| count = 2; |
| } else { |
| vpx_highbd_lpf_horizontal_8(s, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr, bd); |
| |
| if (mask_4x4_int & 1) { |
| vpx_highbd_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, |
| lfi->lim, lfi->hev_thr, bd); |
| } |
| } |
| } else if (mask_4x4 & 1) { |
| if ((mask_4x4 & 3) == 3) { |
| // Next block's thresholds. |
| const loop_filter_thresh *lfin = lfi_n->lfthr + *(lfl + 1); |
| |
| vpx_highbd_lpf_horizontal_4_dual(s, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr, lfin->mblim, lfin->lim, |
| lfin->hev_thr, bd); |
| if ((mask_4x4_int & 3) == 3) { |
| vpx_highbd_lpf_horizontal_4_dual( |
| s + 4 * pitch, pitch, lfi->mblim, lfi->lim, lfi->hev_thr, |
| lfin->mblim, lfin->lim, lfin->hev_thr, bd); |
| } else { |
| if (mask_4x4_int & 1) { |
| vpx_highbd_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, |
| lfi->lim, lfi->hev_thr, bd); |
| } else if (mask_4x4_int & 2) { |
| vpx_highbd_lpf_horizontal_4(s + 8 + 4 * pitch, pitch, lfin->mblim, |
| lfin->lim, lfin->hev_thr, bd); |
| } |
| } |
| count = 2; |
| } else { |
| vpx_highbd_lpf_horizontal_4(s, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr, bd); |
| |
| if (mask_4x4_int & 1) { |
| vpx_highbd_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, |
| lfi->lim, lfi->hev_thr, bd); |
| } |
| } |
| } else if (mask_4x4_int & 1) { |
| vpx_highbd_lpf_horizontal_4(s + 4 * pitch, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr, bd); |
| } |
| } |
| s += 8 * count; |
| lfl += count; |
| mask_16x16 >>= count; |
| mask_8x8 >>= count; |
| mask_4x4 >>= count; |
| mask_4x4_int >>= count; |
| } |
| } |
| #endif // CONFIG_VP9_HIGHBITDEPTH |
| |
| // This function ors into the current lfm structure, where to do loop |
| // filters for the specific mi we are looking at. It uses information |
| // including the block_size_type (32x16, 32x32, etc.), the transform size, |
| // whether there were any coefficients encoded, and the loop filter strength |
| // block we are currently looking at. Shift is used to position the |
| // 1's we produce. |
| // TODO(JBB) Need another function for different resolution color.. |
| static void build_masks(const loop_filter_info_n *const lfi_n, |
| const MODE_INFO *mi, const int shift_y, |
| const int shift_uv, LOOP_FILTER_MASK *lfm) { |
| const MB_MODE_INFO *mbmi = &mi->mbmi; |
| const BLOCK_SIZE block_size = mbmi->sb_type; |
| // TODO(debargha): Check if masks can be setup correctly when |
| // rectangular transfroms are used with the EXT_TX expt. |
| const TX_SIZE tx_size_y = txsize_sqr_up_map[mbmi->tx_size]; |
| const TX_SIZE tx_size_uv = |
| get_uv_tx_size_impl(mbmi->tx_size, block_size, 1, 1); |
| const int filter_level = get_filter_level(lfi_n, mbmi); |
| uint64_t *const left_y = &lfm->left_y[tx_size_y]; |
| uint64_t *const above_y = &lfm->above_y[tx_size_y]; |
| uint64_t *const int_4x4_y = &lfm->int_4x4_y; |
| uint16_t *const left_uv = &lfm->left_uv[tx_size_uv]; |
| uint16_t *const above_uv = &lfm->above_uv[tx_size_uv]; |
| uint16_t *const int_4x4_uv = &lfm->left_int_4x4_uv; |
| int i; |
| |
| // If filter level is 0 we don't loop filter. |
| if (!filter_level) { |
| return; |
| } else { |
| const int w = num_8x8_blocks_wide_lookup[block_size]; |
| const int h = num_8x8_blocks_high_lookup[block_size]; |
| const int row = (shift_y >> MAX_MIB_SIZE_LOG2); |
| const int col = shift_y - (row << MAX_MIB_SIZE_LOG2); |
| |
| for (i = 0; i < h; i++) memset(&lfm->lfl_y[row + i][col], filter_level, w); |
| } |
| |
| // These set 1 in the current block size for the block size edges. |
| // For instance if the block size is 32x16, we'll set: |
| // above = 1111 |
| // 0000 |
| // and |
| // left = 1000 |
| // = 1000 |
| // NOTE : In this example the low bit is left most ( 1000 ) is stored as |
| // 1, not 8... |
| // |
| // U and V set things on a 16 bit scale. |
| // |
| *above_y |= above_prediction_mask[block_size] << shift_y; |
| *above_uv |= above_prediction_mask_uv[block_size] << shift_uv; |
| *left_y |= left_prediction_mask[block_size] << shift_y; |
| *left_uv |= left_prediction_mask_uv[block_size] << shift_uv; |
| |
| // If the block has no coefficients and is not intra we skip applying |
| // the loop filter on block edges. |
| if ((mbmi->skip || mbmi->has_no_coeffs) && is_inter_block(mbmi)) return; |
| |
| // Here we are adding a mask for the transform size. The transform |
| // size mask is set to be correct for a 64x64 prediction block size. We |
| // mask to match the size of the block we are working on and then shift it |
| // into place.. |
| *above_y |= (size_mask[block_size] & above_64x64_txform_mask[tx_size_y]) |
| << shift_y; |
| *above_uv |= |
| (size_mask_uv[block_size] & above_64x64_txform_mask_uv[tx_size_uv]) |
| << shift_uv; |
| |
| *left_y |= (size_mask[block_size] & left_64x64_txform_mask[tx_size_y]) |
| << shift_y; |
| *left_uv |= (size_mask_uv[block_size] & left_64x64_txform_mask_uv[tx_size_uv]) |
| << shift_uv; |
| |
| // Here we are trying to determine what to do with the internal 4x4 block |
| // boundaries. These differ from the 4x4 boundaries on the outside edge of |
| // an 8x8 in that the internal ones can be skipped and don't depend on |
| // the prediction block size. |
| if (tx_size_y == TX_4X4) |
| *int_4x4_y |= (size_mask[block_size] & 0xffffffffffffffffULL) << shift_y; |
| |
| if (tx_size_uv == TX_4X4) |
| *int_4x4_uv |= (size_mask_uv[block_size] & 0xffff) << shift_uv; |
| } |
| |
| // This function does the same thing as the one above with the exception that |
| // it only affects the y masks. It exists because for blocks < 16x16 in size, |
| // we only update u and v masks on the first block. |
| static void build_y_mask(const loop_filter_info_n *const lfi_n, |
| const MODE_INFO *mi, const int shift_y, |
| #if CONFIG_SUPERTX |
| int supertx_enabled, |
| #endif // CONFIG_SUPERTX |
| LOOP_FILTER_MASK *lfm) { |
| const MB_MODE_INFO *mbmi = &mi->mbmi; |
| const TX_SIZE tx_size_y = txsize_sqr_up_map[mbmi->tx_size]; |
| #if CONFIG_SUPERTX |
| const BLOCK_SIZE block_size = |
| supertx_enabled ? (BLOCK_SIZE)(3 * tx_size_y) : mbmi->sb_type; |
| #else |
| const BLOCK_SIZE block_size = mbmi->sb_type; |
| #endif |
| const int filter_level = get_filter_level(lfi_n, mbmi); |
| uint64_t *const left_y = &lfm->left_y[tx_size_y]; |
| uint64_t *const above_y = &lfm->above_y[tx_size_y]; |
| uint64_t *const int_4x4_y = &lfm->int_4x4_y; |
| int i; |
| |
| if (!filter_level) { |
| return; |
| } else { |
| const int w = num_8x8_blocks_wide_lookup[block_size]; |
| const int h = num_8x8_blocks_high_lookup[block_size]; |
| const int row = (shift_y >> MAX_MIB_SIZE_LOG2); |
| const int col = shift_y - (row << MAX_MIB_SIZE_LOG2); |
| |
| for (i = 0; i < h; i++) memset(&lfm->lfl_y[row + i][col], filter_level, w); |
| } |
| |
| *above_y |= above_prediction_mask[block_size] << shift_y; |
| *left_y |= left_prediction_mask[block_size] << shift_y; |
| |
| if ((mbmi->skip || mbmi->has_no_coeffs) && is_inter_block(mbmi)) return; |
| |
| *above_y |= (size_mask[block_size] & above_64x64_txform_mask[tx_size_y]) |
| << shift_y; |
| |
| *left_y |= (size_mask[block_size] & left_64x64_txform_mask[tx_size_y]) |
| << shift_y; |
| |
| if (tx_size_y == TX_4X4) |
| *int_4x4_y |= (size_mask[block_size] & 0xffffffffffffffffULL) << shift_y; |
| } |
| |
| // This function sets up the bit masks for the entire 64x64 region represented |
| // by mi_row, mi_col. |
| // TODO(JBB): This function only works for yv12. |
| void vp10_setup_mask(VP10_COMMON *const cm, const int mi_row, const int mi_col, |
| MODE_INFO **mi, const int mode_info_stride, |
| LOOP_FILTER_MASK *lfm) { |
| int idx_32, idx_16, idx_8; |
| const loop_filter_info_n *const lfi_n = &cm->lf_info; |
| MODE_INFO **mip = mi; |
| MODE_INFO **mip2 = mi; |
| |
| // These are offsets to the next mi in the 64x64 block. It is what gets |
| // added to the mi ptr as we go through each loop. It helps us to avoid |
| // setting up special row and column counters for each index. The last step |
| // brings us out back to the starting position. |
| const int offset_32[] = { 4, (mode_info_stride << 2) - 4, 4, |
| -(mode_info_stride << 2) - 4 }; |
| const int offset_16[] = { 2, (mode_info_stride << 1) - 2, 2, |
| -(mode_info_stride << 1) - 2 }; |
| const int offset[] = { 1, mode_info_stride - 1, 1, -mode_info_stride - 1 }; |
| |
| // Following variables represent shifts to position the current block |
| // mask over the appropriate block. A shift of 36 to the left will move |
| // the bits for the final 32 by 32 block in the 64x64 up 4 rows and left |
| // 4 rows to the appropriate spot. |
| const int shift_32_y[] = { 0, 4, 32, 36 }; |
| const int shift_16_y[] = { 0, 2, 16, 18 }; |
| const int shift_8_y[] = { 0, 1, 8, 9 }; |
| const int shift_32_uv[] = { 0, 2, 8, 10 }; |
| const int shift_16_uv[] = { 0, 1, 4, 5 }; |
| int i; |
| const int max_rows = VPXMIN(cm->mi_rows - mi_row, MAX_MIB_SIZE); |
| const int max_cols = VPXMIN(cm->mi_cols - mi_col, MAX_MIB_SIZE); |
| #if CONFIG_EXT_PARTITION |
| assert(0 && "Not yet updated"); |
| #endif // CONFIG_EXT_PARTITION |
| |
| vp10_zero(*lfm); |
| assert(mip[0] != NULL); |
| |
| // TODO(jimbankoski): Try moving most of the following code into decode |
| // loop and storing lfm in the mbmi structure so that we don't have to go |
| // through the recursive loop structure multiple times. |
| switch (mip[0]->mbmi.sb_type) { |
| case BLOCK_64X64: build_masks(lfi_n, mip[0], 0, 0, lfm); break; |
| case BLOCK_64X32: |
| build_masks(lfi_n, mip[0], 0, 0, lfm); |
| mip2 = mip + mode_info_stride * 4; |
| if (4 >= max_rows) break; |
| build_masks(lfi_n, mip2[0], 32, 8, lfm); |
| break; |
| case BLOCK_32X64: |
| build_masks(lfi_n, mip[0], 0, 0, lfm); |
| mip2 = mip + 4; |
| if (4 >= max_cols) break; |
| build_masks(lfi_n, mip2[0], 4, 2, lfm); |
| break; |
| default: |
| for (idx_32 = 0; idx_32 < 4; mip += offset_32[idx_32], ++idx_32) { |
| const int shift_y = shift_32_y[idx_32]; |
| const int shift_uv = shift_32_uv[idx_32]; |
| const int mi_32_col_offset = ((idx_32 & 1) << 2); |
| const int mi_32_row_offset = ((idx_32 >> 1) << 2); |
| if (mi_32_col_offset >= max_cols || mi_32_row_offset >= max_rows) |
| continue; |
| switch (mip[0]->mbmi.sb_type) { |
| case BLOCK_32X32: |
| build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); |
| break; |
| case BLOCK_32X16: build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); |
| #if CONFIG_SUPERTX |
| if (supertx_enabled(&mip[0]->mbmi)) break; |
| #endif |
| if (mi_32_row_offset + 2 >= max_rows) continue; |
| mip2 = mip + mode_info_stride * 2; |
| build_masks(lfi_n, mip2[0], shift_y + 16, shift_uv + 4, lfm); |
| break; |
| case BLOCK_16X32: build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); |
| #if CONFIG_SUPERTX |
| if (supertx_enabled(&mip[0]->mbmi)) break; |
| #endif |
| if (mi_32_col_offset + 2 >= max_cols) continue; |
| mip2 = mip + 2; |
| build_masks(lfi_n, mip2[0], shift_y + 2, shift_uv + 1, lfm); |
| break; |
| default: |
| #if CONFIG_SUPERTX |
| if (mip[0]->mbmi.tx_size == TX_32X32) { |
| build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); |
| break; |
| } |
| #endif |
| for (idx_16 = 0; idx_16 < 4; mip += offset_16[idx_16], ++idx_16) { |
| const int shift_y = shift_32_y[idx_32] + shift_16_y[idx_16]; |
| const int shift_uv = shift_32_uv[idx_32] + shift_16_uv[idx_16]; |
| const int mi_16_col_offset = |
| mi_32_col_offset + ((idx_16 & 1) << 1); |
| const int mi_16_row_offset = |
| mi_32_row_offset + ((idx_16 >> 1) << 1); |
| |
| if (mi_16_col_offset >= max_cols || mi_16_row_offset >= max_rows) |
| continue; |
| |
| switch (mip[0]->mbmi.sb_type) { |
| case BLOCK_16X16: |
| build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); |
| break; |
| case BLOCK_16X8: |
| #if CONFIG_SUPERTX |
| if (supertx_enabled(&mip[0]->mbmi)) break; |
| #endif |
| build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); |
| if (mi_16_row_offset + 1 >= max_rows) continue; |
| mip2 = mip + mode_info_stride; |
| build_y_mask(lfi_n, mip2[0], shift_y + 8, |
| #if CONFIG_SUPERTX |
| 0, |
| #endif |
| lfm); |
| break; |
| case BLOCK_8X16: |
| #if CONFIG_SUPERTX |
| if (supertx_enabled(&mip[0]->mbmi)) break; |
| #endif |
| build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); |
| if (mi_16_col_offset + 1 >= max_cols) continue; |
| mip2 = mip + 1; |
| build_y_mask(lfi_n, mip2[0], shift_y + 1, |
| #if CONFIG_SUPERTX |
| 0, |
| #endif |
| lfm); |
| break; |
| default: { |
| const int shift_y = |
| shift_32_y[idx_32] + shift_16_y[idx_16] + shift_8_y[0]; |
| #if CONFIG_SUPERTX |
| if (mip[0]->mbmi.tx_size == TX_16X16) { |
| build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); |
| break; |
| } |
| #endif |
| build_masks(lfi_n, mip[0], shift_y, shift_uv, lfm); |
| mip += offset[0]; |
| for (idx_8 = 1; idx_8 < 4; mip += offset[idx_8], ++idx_8) { |
| const int shift_y = shift_32_y[idx_32] + |
| shift_16_y[idx_16] + shift_8_y[idx_8]; |
| const int mi_8_col_offset = |
| mi_16_col_offset + ((idx_8 & 1)); |
| const int mi_8_row_offset = |
| mi_16_row_offset + ((idx_8 >> 1)); |
| |
| if (mi_8_col_offset >= max_cols || |
| mi_8_row_offset >= max_rows) |
| continue; |
| build_y_mask(lfi_n, mip[0], shift_y, |
| #if CONFIG_SUPERTX |
| supertx_enabled(&mip[0]->mbmi), |
| #endif |
| lfm); |
| } |
| break; |
| } |
| } |
| } |
| break; |
| } |
| } |
| break; |
| } |
| // The largest loopfilter we have is 16x16 so we use the 16x16 mask |
| // for 32x32 transforms also. |
| lfm->left_y[TX_16X16] |= lfm->left_y[TX_32X32]; |
| lfm->above_y[TX_16X16] |= lfm->above_y[TX_32X32]; |
| lfm->left_uv[TX_16X16] |= lfm->left_uv[TX_32X32]; |
| lfm->above_uv[TX_16X16] |= lfm->above_uv[TX_32X32]; |
| |
| // We do at least 8 tap filter on every 32x32 even if the transform size |
| // is 4x4. So if the 4x4 is set on a border pixel add it to the 8x8 and |
| // remove it from the 4x4. |
| lfm->left_y[TX_8X8] |= lfm->left_y[TX_4X4] & left_border; |
| lfm->left_y[TX_4X4] &= ~left_border; |
| lfm->above_y[TX_8X8] |= lfm->above_y[TX_4X4] & above_border; |
| lfm->above_y[TX_4X4] &= ~above_border; |
| lfm->left_uv[TX_8X8] |= lfm->left_uv[TX_4X4] & left_border_uv; |
| lfm->left_uv[TX_4X4] &= ~left_border_uv; |
| lfm->above_uv[TX_8X8] |= lfm->above_uv[TX_4X4] & above_border_uv; |
| lfm->above_uv[TX_4X4] &= ~above_border_uv; |
| |
| // We do some special edge handling. |
| if (mi_row + MAX_MIB_SIZE > cm->mi_rows) { |
| const uint64_t rows = cm->mi_rows - mi_row; |
| |
| // Each pixel inside the border gets a 1, |
| const uint64_t mask_y = (((uint64_t)1 << (rows << MAX_MIB_SIZE_LOG2)) - 1); |
| const uint16_t mask_uv = |
| (((uint16_t)1 << (((rows + 1) >> 1) << (MAX_MIB_SIZE_LOG2 - 1))) - 1); |
| |
| // Remove values completely outside our border. |
| for (i = 0; i < TX_32X32; i++) { |
| lfm->left_y[i] &= mask_y; |
| lfm->above_y[i] &= mask_y; |
| lfm->left_uv[i] &= mask_uv; |
| lfm->above_uv[i] &= mask_uv; |
| } |
| lfm->int_4x4_y &= mask_y; |
| lfm->above_int_4x4_uv = lfm->left_int_4x4_uv & mask_uv; |
| |
| // We don't apply a wide loop filter on the last uv block row. If set |
| // apply the shorter one instead. |
| if (rows == 1) { |
| lfm->above_uv[TX_8X8] |= lfm->above_uv[TX_16X16]; |
| lfm->above_uv[TX_16X16] = 0; |
| } |
| if (rows == 5) { |
| lfm->above_uv[TX_8X8] |= lfm->above_uv[TX_16X16] & 0xff00; |
| lfm->above_uv[TX_16X16] &= ~(lfm->above_uv[TX_16X16] & 0xff00); |
| } |
| } |
| |
| if (mi_col + MAX_MIB_SIZE > cm->mi_cols) { |
| const uint64_t columns = cm->mi_cols - mi_col; |
| |
| // Each pixel inside the border gets a 1, the multiply copies the border |
| // to where we need it. |
| const uint64_t mask_y = (((1 << columns) - 1)) * 0x0101010101010101ULL; |
| const uint16_t mask_uv = ((1 << ((columns + 1) >> 1)) - 1) * 0x1111; |
| |
| // Internal edges are not applied on the last column of the image so |
| // we mask 1 more for the internal edges |
| const uint16_t mask_uv_int = ((1 << (columns >> 1)) - 1) * 0x1111; |
| |
| // Remove the bits outside the image edge. |
| for (i = 0; i < TX_32X32; i++) { |
| lfm->left_y[i] &= mask_y; |
| lfm->above_y[i] &= mask_y; |
| lfm->left_uv[i] &= mask_uv; |
| lfm->above_uv[i] &= mask_uv; |
| } |
| lfm->int_4x4_y &= mask_y; |
| lfm->left_int_4x4_uv &= mask_uv_int; |
| |
| // We don't apply a wide loop filter on the last uv column. If set |
| // apply the shorter one instead. |
| if (columns == 1) { |
| lfm->left_uv[TX_8X8] |= lfm->left_uv[TX_16X16]; |
| lfm->left_uv[TX_16X16] = 0; |
| } |
| if (columns == 5) { |
| lfm->left_uv[TX_8X8] |= (lfm->left_uv[TX_16X16] & 0xcccc); |
| lfm->left_uv[TX_16X16] &= ~(lfm->left_uv[TX_16X16] & 0xcccc); |
| } |
| } |
| // We don't apply a loop filter on the first column in the image, mask that |
| // out. |
| if (mi_col == 0) { |
| for (i = 0; i < TX_32X32; i++) { |
| lfm->left_y[i] &= 0xfefefefefefefefeULL; |
| lfm->left_uv[i] &= 0xeeee; |
| } |
| } |
| |
| // Assert if we try to apply 2 different loop filters at the same position. |
| assert(!(lfm->left_y[TX_16X16] & lfm->left_y[TX_8X8])); |
| assert(!(lfm->left_y[TX_16X16] & lfm->left_y[TX_4X4])); |
| assert(!(lfm->left_y[TX_8X8] & lfm->left_y[TX_4X4])); |
| assert(!(lfm->int_4x4_y & lfm->left_y[TX_16X16])); |
| assert(!(lfm->left_uv[TX_16X16] & lfm->left_uv[TX_8X8])); |
| assert(!(lfm->left_uv[TX_16X16] & lfm->left_uv[TX_4X4])); |
| assert(!(lfm->left_uv[TX_8X8] & lfm->left_uv[TX_4X4])); |
| assert(!(lfm->left_int_4x4_uv & lfm->left_uv[TX_16X16])); |
| assert(!(lfm->above_y[TX_16X16] & lfm->above_y[TX_8X8])); |
| assert(!(lfm->above_y[TX_16X16] & lfm->above_y[TX_4X4])); |
| assert(!(lfm->above_y[TX_8X8] & lfm->above_y[TX_4X4])); |
| assert(!(lfm->int_4x4_y & lfm->above_y[TX_16X16])); |
| assert(!(lfm->above_uv[TX_16X16] & lfm->above_uv[TX_8X8])); |
| assert(!(lfm->above_uv[TX_16X16] & lfm->above_uv[TX_4X4])); |
| assert(!(lfm->above_uv[TX_8X8] & lfm->above_uv[TX_4X4])); |
| assert(!(lfm->above_int_4x4_uv & lfm->above_uv[TX_16X16])); |
| } |
| |
| static void filter_selectively_vert( |
| uint8_t *s, int pitch, unsigned int mask_16x16, unsigned int mask_8x8, |
| unsigned int mask_4x4, unsigned int mask_4x4_int, |
| const loop_filter_info_n *lfi_n, const uint8_t *lfl) { |
| unsigned int mask; |
| |
| for (mask = mask_16x16 | mask_8x8 | mask_4x4 | mask_4x4_int; mask; |
| mask >>= 1) { |
| const loop_filter_thresh *lfi = lfi_n->lfthr + *lfl; |
| |
| if (mask & 1) { |
| if (mask_16x16 & 1) { |
| vpx_lpf_vertical_16(s, pitch, lfi->mblim, lfi->lim, lfi->hev_thr); |
| } else if (mask_8x8 & 1) { |
| vpx_lpf_vertical_8(s, pitch, lfi->mblim, lfi->lim, lfi->hev_thr); |
| } else if (mask_4x4 & 1) { |
| vpx_lpf_vertical_4(s, pitch, lfi->mblim, lfi->lim, lfi->hev_thr); |
| } |
| } |
| if (mask_4x4_int & 1) |
| vpx_lpf_vertical_4(s + 4, pitch, lfi->mblim, lfi->lim, lfi->hev_thr); |
| s += 8; |
| lfl += 1; |
| mask_16x16 >>= 1; |
| mask_8x8 >>= 1; |
| mask_4x4 >>= 1; |
| mask_4x4_int >>= 1; |
| } |
| } |
| |
| #if CONFIG_VP9_HIGHBITDEPTH |
| static void highbd_filter_selectively_vert( |
| uint16_t *s, int pitch, unsigned int mask_16x16, unsigned int mask_8x8, |
| unsigned int mask_4x4, unsigned int mask_4x4_int, |
| const loop_filter_info_n *lfi_n, const uint8_t *lfl, int bd) { |
| unsigned int mask; |
| |
| for (mask = mask_16x16 | mask_8x8 | mask_4x4 | mask_4x4_int; mask; |
| mask >>= 1) { |
| const loop_filter_thresh *lfi = lfi_n->lfthr + *lfl; |
| |
| if (mask & 1) { |
| if (mask_16x16 & 1) { |
| vpx_highbd_lpf_vertical_16(s, pitch, lfi->mblim, lfi->lim, lfi->hev_thr, |
| bd); |
| } else if (mask_8x8 & 1) { |
| vpx_highbd_lpf_vertical_8(s, pitch, lfi->mblim, lfi->lim, lfi->hev_thr, |
| bd); |
| } else if (mask_4x4 & 1) { |
| vpx_highbd_lpf_vertical_4(s, pitch, lfi->mblim, lfi->lim, lfi->hev_thr, |
| bd); |
| } |
| } |
| if (mask_4x4_int & 1) |
| vpx_highbd_lpf_vertical_4(s + 4, pitch, lfi->mblim, lfi->lim, |
| lfi->hev_thr, bd); |
| s += 8; |
| lfl += 1; |
| mask_16x16 >>= 1; |
| mask_8x8 >>= 1; |
| mask_4x4 >>= 1; |
| mask_4x4_int >>= 1; |
| } |
| } |
| #endif // CONFIG_VP9_HIGHBITDEPTH |
| |
| void vp10_filter_block_plane_non420(VP10_COMMON *cm, |
| struct macroblockd_plane *plane, |
| MODE_INFO **mib, int mi_row, int mi_col) { |
| const int ss_x = plane->subsampling_x; |
| const int ss_y = plane->subsampling_y; |
| const int row_step = 1 << ss_y; |
| const int col_step = 1 << ss_x; |
| struct buf_2d *const dst = &plane->dst; |
| uint8_t *const dst0 = dst->buf; |
| unsigned int mask_16x16[MAX_MIB_SIZE] = { 0 }; |
| unsigned int mask_8x8[MAX_MIB_SIZE] = { 0 }; |
| unsigned int mask_4x4[MAX_MIB_SIZE] = { 0 }; |
| unsigned int mask_4x4_int[MAX_MIB_SIZE] = { 0 }; |
| uint8_t lfl[MAX_MIB_SIZE][MAX_MIB_SIZE]; |
| int r, c; |
| |
| for (r = 0; r < cm->mib_size && mi_row + r < cm->mi_rows; r += row_step) { |
| unsigned int mask_16x16_c = 0; |
| unsigned int mask_8x8_c = 0; |
| unsigned int mask_4x4_c = 0; |
| unsigned int border_mask; |
| |
| // Determine the vertical edges that need filtering |
| for (c = 0; c < cm->mib_size && mi_col + c < cm->mi_cols; c += col_step) { |
| const MODE_INFO *mi = mib[c]; |
| const MB_MODE_INFO *mbmi = &mi[0].mbmi; |
| const BLOCK_SIZE sb_type = mbmi->sb_type; |
| const int skip_this = mbmi->skip && is_inter_block(mbmi); |
| const int blk_row = r & (num_8x8_blocks_high_lookup[sb_type] - 1); |
| const int blk_col = c & (num_8x8_blocks_wide_lookup[sb_type] - 1); |
| |
| // left edge of current unit is block/partition edge -> no skip |
| const int block_edge_left = |
| (num_4x4_blocks_wide_lookup[sb_type] > 1) ? !blk_col : 1; |
| const int skip_this_c = skip_this && !block_edge_left; |
| // top edge of current unit is block/partition edge -> no skip |
| const int block_edge_above = |
| (num_4x4_blocks_high_lookup[sb_type] > 1) ? !blk_row : 1; |
| const int skip_this_r = skip_this && !block_edge_above; |
| |
| #if CONFIG_VAR_TX |
| TX_SIZE tx_size = (plane->plane_type == PLANE_TYPE_UV) |
| ? get_uv_tx_size(mbmi, plane) |
| : mbmi->tx_size; |
| #else |
| const TX_SIZE tx_size = (plane->plane_type == PLANE_TYPE_UV) |
| ? get_uv_tx_size(mbmi, plane) |
| : mbmi->tx_size; |
| #endif |
| |
| const int skip_border_4x4_c = ss_x && mi_col + c == cm->mi_cols - 1; |
| const int skip_border_4x4_r = ss_y && mi_row + r == cm->mi_rows - 1; |
| |
| TX_SIZE tx_size_c = num_4x4_blocks_wide_txsize_log2_lookup[tx_size]; |
| TX_SIZE tx_size_r = num_4x4_blocks_high_txsize_log2_lookup[tx_size]; |
| |
| int tx_size_mask = 0; |
| // Filter level can vary per MI |
| if (!(lfl[r][c >> ss_x] = get_filter_level(&cm->lf_info, mbmi))) continue; |
| |
| if (tx_size == TX_32X32) |
| tx_size_mask = 3; |
| else if (tx_size == TX_16X16) |
| tx_size_mask = 1; |
| else |
| tx_size_mask = 0; |
| |
| #if CONFIG_VAR_TX |
| if (is_inter_block(mbmi) && !mbmi->skip) |
| tx_size = |
| (plane->plane_type == PLANE_TYPE_UV) |
| ? get_uv_tx_size_impl(mbmi->inter_tx_size[blk_row][blk_col], |
| sb_type, ss_x, ss_y) |
| : mbmi->inter_tx_size[blk_row][blk_col]; |
| |
| #if CONFIG_EXT_TX && CONFIG_RECT_TX |
| tx_size_r = |
| VPXMIN(txsize_horz_map[tx_size], cm->above_txfm_context[mi_col + c]); |
| tx_size_c = VPXMIN(txsize_vert_map[tx_size], |
| cm->left_txfm_context[(mi_row + r) & MAX_MIB_MASK]); |
| |
| cm->above_txfm_context[mi_col + c] = txsize_horz_map[tx_size]; |
| cm->left_txfm_context[(mi_row + r) & MAX_MIB_MASK] = |
| txsize_vert_map[tx_size]; |
| #else |
| tx_size_r = VPXMIN(tx_size, cm->above_txfm_context[mi_col + c]); |
| tx_size_c = |
| VPXMIN(tx_size, cm->left_txfm_context[(mi_row + r) & MAX_MIB_MASK]); |
| |
| cm->above_txfm_context[mi_col + c] = tx_size; |
| cm->left_txfm_context[(mi_row + r) & MAX_MIB_MASK] = tx_size; |
| #endif |
| #endif |
| |
| // Build masks based on the transform size of each block |
| // handle vertical mask |
| if (tx_size_c == TX_32X32) { |
| if (!skip_this_c && ((c >> ss_x) & tx_size_mask) == 0) { |
| if (!skip_border_4x4_c) |
| mask_16x16_c |= 1 << (c >> ss_x); |
| else |
| mask_8x8_c |= 1 << (c >> ss_x); |
| } |
| } else if (tx_size_c == TX_16X16) { |
| if (!skip_this_c && ((c >> ss_x) & tx_size_mask) == 0) { |
| if (!skip_border_4x4_c) |
| mask_16x16_c |= 1 << (c >> ss_x); |
| else |
| mask_8x8_c |= 1 << (c >> ss_x); |
| } |
| } else { |
| // force 8x8 filtering on 32x32 boundaries |
| if (!skip_this_c && ((c >> ss_x) & tx_size_mask) == 0) { |
| if (tx_size_c == TX_8X8 || ((c >> ss_x) & 3) == 0) |
| mask_8x8_c |= 1 << (c >> ss_x); |
| else |
| mask_4x4_c |= 1 << (c >> ss_x); |
| } |
| |
| if (!skip_this && tx_size_c < TX_8X8 && !skip_border_4x4_c && |
| ((c >> ss_x) & tx_size_mask) == 0) |
| mask_4x4_int[r] |= 1 << (c >> ss_x); |
| } |
| |
| // set horizontal mask |
| if (tx_size_r == TX_32X32) { |
| if (!skip_this_r && ((r >> ss_y) & tx_size_mask) == 0) { |
| if (!skip_border_4x4_r) |
| mask_16x16[r] |= 1 << (c >> ss_x); |
| else |
| mask_8x8[r] |= 1 << (c >> ss_x); |
| } |
| } else if (tx_size_r == TX_16X16) { |
| if (!skip_this_r && ((r >> ss_y) & tx_size_mask) == 0) { |
| if (!skip_border_4x4_r) |
| mask_16x16[r] |= 1 << (c >> ss_x); |
| else |
| mask_8x8[r] |= 1 << (c >> ss_x); |
| } |
| } else { |
| // force 8x8 filtering on 32x32 boundaries |
| if (!skip_this_r && ((r >> ss_y) & tx_size_mask) == 0) { |
| if (tx_size_r == TX_8X8 || ((r >> ss_y) & 3) == 0) |
| mask_8x8[r] |= 1 << (c >> ss_x); |
| else |
| mask_4x4[r] |= 1 << (c >> ss_x); |
| } |
| |
| if (!skip_this && tx_size_r < TX_8X8 && !skip_border_4x4_c && |
| ((r >> ss_y) & tx_size_mask) == 0) |
| mask_4x4_int[r] |= 1 << (c >> ss_x); |
| } |
| } |
| |
| // Disable filtering on the leftmost column |
| border_mask = ~(mi_col == 0); |
| #if CONFIG_VP9_HIGHBITDEPTH |
| if (cm->use_highbitdepth) { |
| highbd_filter_selectively_vert( |
| CONVERT_TO_SHORTPTR(dst->buf), dst->stride, |
| mask_16x16_c & border_mask, mask_8x8_c & border_mask, |
| mask_4x4_c & border_mask, mask_4x4_int[r], &cm->lf_info, &lfl[r][0], |
| (int)cm->bit_depth); |
| } else { |
| filter_selectively_vert(dst->buf, dst->stride, mask_16x16_c & border_mask, |
| mask_8x8_c & border_mask, |
| mask_4x4_c & border_mask, mask_4x4_int[r], |
| &cm->lf_info, &lfl[r][0]); |
| } |
| #else |
| filter_selectively_vert(dst->buf, dst->stride, mask_16x16_c & border_mask, |
| mask_8x8_c & border_mask, mask_4x4_c & border_mask, |
| mask_4x4_int[r], &cm->lf_info, &lfl[r][0]); |
| #endif // CONFIG_VP9_HIGHBITDEPTH |
| dst->buf += MI_SIZE * dst->stride; |
| mib += row_step * cm->mi_stride; |
| } |
| |
| // Now do horizontal pass |
| dst->buf = dst0; |
| for (r = 0; r < cm->mib_size && mi_row + r < cm->mi_rows; r += row_step) { |
| const int skip_border_4x4_r = ss_y && mi_row + r == cm->mi_rows - 1; |
| const unsigned int mask_4x4_int_r = skip_border_4x4_r ? 0 : mask_4x4_int[r]; |
| |
| unsigned int mask_16x16_r; |
| unsigned int mask_8x8_r; |
| unsigned int mask_4x4_r; |
| |
| if (mi_row + r == 0) { |
| mask_16x16_r = 0; |
| mask_8x8_r = 0; |
| mask_4x4_r = 0; |
| } else { |
| mask_16x16_r = mask_16x16[r]; |
| mask_8x8_r = mask_8x8[r]; |
| mask_4x4_r = mask_4x4[r]; |
| } |
| #if CONFIG_VP9_HIGHBITDEPTH |
| if (cm->use_highbitdepth) { |
| highbd_filter_selectively_horiz(CONVERT_TO_SHORTPTR(dst->buf), |
| dst->stride, mask_16x16_r, mask_8x8_r, |
| mask_4x4_r, mask_4x4_int_r, &cm->lf_info, |
| &lfl[r][0], (int)cm->bit_depth); |
| } else { |
| filter_selectively_horiz(dst->buf, dst->stride, mask_16x16_r, mask_8x8_r, |
| mask_4x4_r, mask_4x4_int_r, &cm->lf_info, |
| &lfl[r][0]); |
| } |
| #else |
| filter_selectively_horiz(dst->buf, dst->stride, mask_16x16_r, mask_8x8_r, |
| mask_4x4_r, mask_4x4_int_r, &cm->lf_info, |
| &lfl[r][0]); |
| #endif // CONFIG_VP9_HIGHBITDEPTH |
| dst->buf += MI_SIZE * dst->stride; |
| } |
| } |
| |
| void vp10_filter_block_plane_ss00(VP10_COMMON *const cm, |
| struct macroblockd_plane *const plane, |
| int mi_row, LOOP_FILTER_MASK *lfm) { |
| struct buf_2d *const dst = &plane->dst; |
| uint8_t *const dst0 = dst->buf; |
| int r; |
| uint64_t mask_16x16 = lfm->left_y[TX_16X16]; |
| uint64_t mask_8x8 = lfm->left_y[TX_8X8]; |
| uint64_t mask_4x4 = lfm->left_y[TX_4X4]; |
| uint64_t mask_4x4_int = lfm->int_4x4_y; |
| |
| assert(plane->subsampling_x == 0 && plane->subsampling_y == 0); |
| |
| // Vertical pass: do 2 rows at one time |
| for (r = 0; r < cm->mib_size && mi_row + r < cm->mi_rows; r += 2) { |
| unsigned int mask_16x16_l = mask_16x16 & 0xffff; |
| unsigned int mask_8x8_l = mask_8x8 & 0xffff; |
| unsigned int mask_4x4_l = mask_4x4 & 0xffff; |
| unsigned int mask_4x4_int_l = mask_4x4_int & 0xffff; |
| |
| // Disable filtering on the leftmost column. |
| #if CONFIG_VP9_HIGHBITDEPTH |
| if (cm->use_highbitdepth) { |
| highbd_filter_selectively_vert_row2( |
| plane->subsampling_x, CONVERT_TO_SHORTPTR(dst->buf), dst->stride, |
| mask_16x16_l, mask_8x8_l, mask_4x4_l, mask_4x4_int_l, &cm->lf_info, |
| &lfm->lfl_y[r][0], (int)cm->bit_depth); |
| } else { |
| filter_selectively_vert_row2( |
| plane->subsampling_x, dst->buf, dst->stride, mask_16x16_l, mask_8x8_l, |
| mask_4x4_l, mask_4x4_int_l, &cm->lf_info, &lfm->lfl_y[r][0]); |
| } |
| #else |
| filter_selectively_vert_row2( |
| plane->subsampling_x, dst->buf, dst->stride, mask_16x16_l, mask_8x8_l, |
| mask_4x4_l, mask_4x4_int_l, &cm->lf_info, &lfm->lfl_y[r][0]); |
| #endif // CONFIG_VP9_HIGHBITDEPTH |
| dst->buf += 2 * MI_SIZE * dst->stride; |
| mask_16x16 >>= 2 * MI_SIZE; |
| mask_8x8 >>= 2 * MI_SIZE; |
| mask_4x4 >>= 2 * MI_SIZE; |
| mask_4x4_int >>= 2 * MI_SIZE; |
| } |
| |
| // Horizontal pass |
| dst->buf = dst0; |
| mask_16x16 = lfm->above_y[TX_16X16]; |
| mask_8x8 = lfm->above_y[TX_8X8]; |
| mask_4x4 = lfm->above_y[TX_4X4]; |
| mask_4x4_int = lfm->int_4x4_y; |
| |
| for (r = 0; r < cm->mib_size && mi_row + r < cm->mi_rows; r++) { |
| unsigned int mask_16x16_r; |
| unsigned int mask_8x8_r; |
| unsigned int mask_4x4_r; |
| |
| if (mi_row + r == 0) { |
| mask_16x16_r = 0; |
| mask_8x8_r = 0; |
| mask_4x4_r = 0; |
| } else { |
| mask_16x16_r = mask_16x16 & 0xff; |
| mask_8x8_r = mask_8x8 & 0xff; |
| mask_4x4_r = mask_4x4 & 0xff; |
| } |
| |
| #if CONFIG_VP9_HIGHBITDEPTH |
| if (cm->use_highbitdepth) { |
| highbd_filter_selectively_horiz( |
| CONVERT_TO_SHORTPTR(dst->buf), dst->stride, mask_16x16_r, mask_8x8_r, |
| mask_4x4_r, mask_4x4_int & 0xff, &cm->lf_info, &lfm->lfl_y[r][0], |
| (int)cm->bit_depth); |
| } else { |
| filter_selectively_horiz(dst->buf, dst->stride, mask_16x16_r, mask_8x8_r, |
| mask_4x4_r, mask_4x4_int & 0xff, &cm->lf_info, |
| &lfm->lfl_y[r][0]); |
| } |
| #else |
| filter_selectively_horiz(dst->buf, dst->stride, mask_16x16_r, mask_8x8_r, |
| mask_4x4_r, mask_4x4_int & 0xff, &cm->lf_info, |
| &lfm->lfl_y[r][0]); |
| #endif // CONFIG_VP9_HIGHBITDEPTH |
| |
| dst->buf += MI_SIZE * dst->stride; |
| mask_16x16 >>= MI_SIZE; |
| mask_8x8 >>= MI_SIZE; |
| mask_4x4 >>= MI_SIZE; |
| mask_4x4_int >>= MI_SIZE; |
| } |
| } |
| |
| void vp10_filter_block_plane_ss11(VP10_COMMON *const cm, |
| struct macroblockd_plane *const plane, |
| int mi_row, LOOP_FILTER_MASK *lfm) { |
| struct buf_2d *const dst = &plane->dst; |
| uint8_t *const dst0 = dst->buf; |
| int r, c; |
| |
| uint16_t mask_16x16 = lfm->left_uv[TX_16X16]; |
| uint16_t mask_8x8 = lfm->left_uv[TX_8X8]; |
| uint16_t mask_4x4 = lfm->left_uv[TX_4X4]; |
| uint16_t mask_4x4_int = lfm->left_int_4x4_uv; |
| |
| assert(plane->subsampling_x == 1 && plane->subsampling_y == 1); |
| assert(plane->plane_type == PLANE_TYPE_UV); |
| |
| // Vertical pass: do 2 rows at one time |
| for (r = 0; r < cm->mib_size && mi_row + r < cm->mi_rows; r += 4) { |
| for (c = 0; c < (cm->mib_size >> 1); c++) { |
| lfm->lfl_uv[r >> 1][c] = lfm->lfl_y[r][c << 1]; |
| lfm->lfl_uv[(r + 2) >> 1][c] = lfm->lfl_y[r + 2][c << 1]; |
| } |
| |
| { |
| unsigned int mask_16x16_l = mask_16x16 & 0xff; |
| unsigned int mask_8x8_l = mask_8x8 & 0xff; |
| unsigned int mask_4x4_l = mask_4x4 & 0xff; |
| unsigned int mask_4x4_int_l = mask_4x4_int & 0xff; |
| |
| // Disable filtering on the leftmost column. |
| #if CONFIG_VP9_HIGHBITDEPTH |
| if (cm->use_highbitdepth) { |
| highbd_filter_selectively_vert_row2( |
| plane->subsampling_x, CONVERT_TO_SHORTPTR(dst->buf), dst->stride, |
| mask_16x16_l, mask_8x8_l, mask_4x4_l, mask_4x4_int_l, &cm->lf_info, |
| &lfm->lfl_uv[r >> 1][0], (int)cm->bit_depth); |
| } else { |
| filter_selectively_vert_row2(plane->subsampling_x, dst->buf, |
| dst->stride, mask_16x16_l, mask_8x8_l, |
| mask_4x4_l, mask_4x4_int_l, &cm->lf_info, |
| &lfm->lfl_uv[r >> 1][0]); |
| } |
| #else |
| filter_selectively_vert_row2( |
| plane->subsampling_x, dst->buf, dst->stride, mask_16x16_l, mask_8x8_l, |
| mask_4x4_l, mask_4x4_int_l, &cm->lf_info, &lfm->lfl_uv[r >> 1][0]); |
| #endif // CONFIG_VP9_HIGHBITDEPTH |
| |
| dst->buf += 2 * MI_SIZE * dst->stride; |
| mask_16x16 >>= MI_SIZE; |
| mask_8x8 >>= MI_SIZE; |
| mask_4x4 >>= MI_SIZE; |
| mask_4x4_int >>= MI_SIZE; |
| } |
| } |
| |
| // Horizontal pass |
| dst->buf = dst0; |
| mask_16x16 = lfm->above_uv[TX_16X16]; |
| mask_8x8 = lfm->above_uv[TX_8X8]; |
| mask_4x4 = lfm->above_uv[TX_4X4]; |
| mask_4x4_int = lfm->above_int_4x4_uv; |
| |
| for (r = 0; r < cm->mib_size && mi_row + r < cm->mi_rows; r += 2) { |
| const int skip_border_4x4_r = mi_row + r == cm->mi_rows - 1; |
| const unsigned int mask_4x4_int_r = |
| skip_border_4x4_r ? 0 : (mask_4x4_int & 0xf); |
| unsigned int mask_16x16_r; |
| unsigned int mask_8x8_r; |
| unsigned int mask_4x4_r; |
| |
| if (mi_row + r == 0) { |
| mask_16x16_r = 0; |
| mask_8x8_r = 0; |
| mask_4x4_r = 0; |
| } else { |
| mask_16x16_r = mask_16x16 & 0xf; |
| mask_8x8_r = mask_8x8 & 0xf; |
| mask_4x4_r = mask_4x4 & 0xf; |
| } |
| |
| #if CONFIG_VP9_HIGHBITDEPTH |
| if (cm->use_highbitdepth) { |
| highbd_filter_selectively_horiz( |
| CONVERT_TO_SHORTPTR(dst->buf), dst->stride, mask_16x16_r, mask_8x8_r, |
| mask_4x4_r, mask_4x4_int_r, &cm->lf_info, &lfm->lfl_uv[r >> 1][0], |
| (int)cm->bit_depth); |
| } else { |
| filter_selectively_horiz(dst->buf, dst->stride, mask_16x16_r, mask_8x8_r, |
| mask_4x4_r, mask_4x4_int_r, &cm->lf_info, |
| &lfm->lfl_uv[r >> 1][0]); |
| } |
| #else |
| filter_selectively_horiz(dst->buf, dst->stride, mask_16x16_r, mask_8x8_r, |
| mask_4x4_r, mask_4x4_int_r, &cm->lf_info, |
| &lfm->lfl_uv[r >> 1][0]); |
| #endif // CONFIG_VP9_HIGHBITDEPTH |
| |
| dst->buf += MI_SIZE * dst->stride; |
| mask_16x16 >>= MI_SIZE / 2; |
| mask_8x8 >>= MI_SIZE / 2; |
| mask_4x4 >>= MI_SIZE / 2; |
| mask_4x4_int >>= MI_SIZE / 2; |
| } |
| } |
| |
| void vp10_loop_filter_rows(YV12_BUFFER_CONFIG *frame_buffer, VP10_COMMON *cm, |
| struct macroblockd_plane planes[MAX_MB_PLANE], |
| int start, int stop, int y_only) { |
| #if CONFIG_VAR_TX || CONFIG_EXT_PARTITION || CONFIG_EXT_PARTITION_TYPES |
| const int num_planes = y_only ? 1 : MAX_MB_PLANE; |
| int mi_row, mi_col; |
| |
| #if CONFIG_VAR_TX |
| memset(cm->above_txfm_context, TX_SIZES, cm->mi_cols); |
| #endif // CONFIG_VAR_TX |
| for (mi_row = start; mi_row < stop; mi_row += cm->mib_size) { |
| MODE_INFO **mi = cm->mi_grid_visible + mi_row * cm->mi_stride; |
| #if CONFIG_VAR_TX |
| memset(cm->left_txfm_context, TX_SIZES, MAX_MIB_SIZE); |
| #endif // CONFIG_VAR_TX |
| for (mi_col = 0; mi_col < cm->mi_cols; mi_col += cm->mib_size) { |
| int plane; |
| |
| vp10_setup_dst_planes(planes, frame_buffer, mi_row, mi_col); |
| |
| for (plane = 0; plane < num_planes; ++plane) |
| vp10_filter_block_plane_non420(cm, &planes[plane], mi + mi_col, mi_row, |
| mi_col); |
| } |
| } |
| #else |
| const int num_planes = y_only ? 1 : MAX_MB_PLANE; |
| int mi_row, mi_col; |
| enum lf_path path; |
| LOOP_FILTER_MASK lfm; |
| |
| if (y_only) |
| path = LF_PATH_444; |
| else if (planes[1].subsampling_y == 1 && planes[1].subsampling_x == 1) |
| path = LF_PATH_420; |
| else if (planes[1].subsampling_y == 0 && planes[1].subsampling_x == 0) |
| path = LF_PATH_444; |
| else |
| path = LF_PATH_SLOW; |
| |
| for (mi_row = start; mi_row < stop; mi_row += MAX_MIB_SIZE) { |
| MODE_INFO **mi = cm->mi_grid_visible + mi_row * cm->mi_stride; |
| for (mi_col = 0; mi_col < cm->mi_cols; mi_col += MAX_MIB_SIZE) { |
| int plane; |
| |
| vp10_setup_dst_planes(planes, frame_buffer, mi_row, mi_col); |
| |
| // TODO(JBB): Make setup_mask work for non 420. |
| vp10_setup_mask(cm, mi_row, mi_col, mi + mi_col, cm->mi_stride, &lfm); |
| |
| vp10_filter_block_plane_ss00(cm, &planes[0], mi_row, &lfm); |
| for (plane = 1; plane < num_planes; ++plane) { |
| switch (path) { |
| case LF_PATH_420: |
| vp10_filter_block_plane_ss11(cm, &planes[plane], mi_row, &lfm); |
| break; |
| case LF_PATH_444: |
| vp10_filter_block_plane_ss00(cm, &planes[plane], mi_row, &lfm); |
| break; |
| case LF_PATH_SLOW: |
| vp10_filter_block_plane_non420(cm, &planes[plane], mi + mi_col, |
| mi_row, mi_col); |
| break; |
| } |
| } |
| } |
| } |
| #endif // CONFIG_VAR_TX || CONFIG_EXT_PARTITION || CONFIG_EXT_PARTITION_TYPES |
| } |
| |
| void vp10_loop_filter_frame(YV12_BUFFER_CONFIG *frame, VP10_COMMON *cm, |
| MACROBLOCKD *xd, int frame_filter_level, int y_only, |
| int partial_frame) { |
| int start_mi_row, end_mi_row, mi_rows_to_filter; |
| if (!frame_filter_level) return; |
| start_mi_row = 0; |
| mi_rows_to_filter = cm->mi_rows; |
| if (partial_frame && cm->mi_rows > 8) { |
| start_mi_row = cm->mi_rows >> 1; |
| start_mi_row &= 0xfffffff8; |
| mi_rows_to_filter = VPXMAX(cm->mi_rows / 8, 8); |
| } |
| end_mi_row = start_mi_row + mi_rows_to_filter; |
| vp10_loop_filter_frame_init(cm, frame_filter_level); |
| vp10_loop_filter_rows(frame, cm, xd->plane, start_mi_row, end_mi_row, y_only); |
| } |
| |
| void vp10_loop_filter_data_reset( |
| LFWorkerData *lf_data, YV12_BUFFER_CONFIG *frame_buffer, |
| struct VP10Common *cm, |
| const struct macroblockd_plane planes[MAX_MB_PLANE]) { |
| lf_data->frame_buffer = frame_buffer; |
| lf_data->cm = cm; |
| lf_data->start = 0; |
| lf_data->stop = 0; |
| lf_data->y_only = 0; |
| memcpy(lf_data->planes, planes, sizeof(lf_data->planes)); |
| } |
| |
| int vp10_loop_filter_worker(LFWorkerData *const lf_data, void *unused) { |
| (void)unused; |
| vp10_loop_filter_rows(lf_data->frame_buffer, lf_data->cm, lf_data->planes, |
| lf_data->start, lf_data->stop, lf_data->y_only); |
| return 1; |
| } |
