diff options
Diffstat (limited to 'third_party/aom/av1/encoder/encodemb.c')
| -rw-r--r-- | third_party/aom/av1/encoder/encodemb.c | 649 |
1 files changed, 0 insertions, 649 deletions
diff --git a/third_party/aom/av1/encoder/encodemb.c b/third_party/aom/av1/encoder/encodemb.c deleted file mode 100644 index ad12577e6..000000000 --- a/third_party/aom/av1/encoder/encodemb.c +++ /dev/null @@ -1,649 +0,0 @@ -/* - * Copyright (c) 2016, Alliance for Open Media. All rights reserved - * - * This source code is subject to the terms of the BSD 2 Clause License and - * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License - * was not distributed with this source code in the LICENSE file, you can - * obtain it at www.aomedia.org/license/software. If the Alliance for Open - * Media Patent License 1.0 was not distributed with this source code in the - * PATENTS file, you can obtain it at www.aomedia.org/license/patent. - */ - -#include "config/aom_config.h" -#include "config/av1_rtcd.h" -#include "config/aom_dsp_rtcd.h" - -#include "aom_dsp/bitwriter.h" -#include "aom_dsp/quantize.h" -#include "aom_mem/aom_mem.h" -#include "aom_ports/mem.h" - -#if CONFIG_BITSTREAM_DEBUG || CONFIG_MISMATCH_DEBUG -#include "aom_util/debug_util.h" -#endif // CONFIG_BITSTREAM_DEBUG || CONFIG_MISMATCH_DEBUG - -#include "av1/common/cfl.h" -#include "av1/common/idct.h" -#include "av1/common/reconinter.h" -#include "av1/common/reconintra.h" -#include "av1/common/scan.h" - -#include "av1/encoder/av1_quantize.h" -#include "av1/encoder/encodemb.h" -#include "av1/encoder/encodetxb.h" -#include "av1/encoder/hybrid_fwd_txfm.h" -#include "av1/encoder/rd.h" -#include "av1/encoder/rdopt.h" - -// Check if one needs to use c version subtraction. -static int check_subtract_block_size(int w, int h) { return w < 4 || h < 4; } - -static void subtract_block(const MACROBLOCKD *xd, int rows, int cols, - int16_t *diff, ptrdiff_t diff_stride, - const uint8_t *src8, ptrdiff_t src_stride, - const uint8_t *pred8, ptrdiff_t pred_stride) { - if (check_subtract_block_size(rows, cols)) { - if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) { - aom_highbd_subtract_block_c(rows, cols, diff, diff_stride, src8, - src_stride, pred8, pred_stride, xd->bd); - return; - } - aom_subtract_block_c(rows, cols, diff, diff_stride, src8, src_stride, pred8, - pred_stride); - - return; - } - - if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) { - aom_highbd_subtract_block(rows, cols, diff, diff_stride, src8, src_stride, - pred8, pred_stride, xd->bd); - return; - } - aom_subtract_block(rows, cols, diff, diff_stride, src8, src_stride, pred8, - pred_stride); -} - -void av1_subtract_txb(MACROBLOCK *x, int plane, BLOCK_SIZE plane_bsize, - int blk_col, int blk_row, TX_SIZE tx_size) { - MACROBLOCKD *const xd = &x->e_mbd; - struct macroblock_plane *const p = &x->plane[plane]; - const struct macroblockd_plane *const pd = &x->e_mbd.plane[plane]; - const int diff_stride = block_size_wide[plane_bsize]; - const int src_stride = p->src.stride; - const int dst_stride = pd->dst.stride; - const int tx1d_width = tx_size_wide[tx_size]; - const int tx1d_height = tx_size_high[tx_size]; - uint8_t *dst = - &pd->dst.buf[(blk_row * dst_stride + blk_col) << tx_size_wide_log2[0]]; - uint8_t *src = - &p->src.buf[(blk_row * src_stride + blk_col) << tx_size_wide_log2[0]]; - int16_t *src_diff = - &p->src_diff[(blk_row * diff_stride + blk_col) << tx_size_wide_log2[0]]; - subtract_block(xd, tx1d_height, tx1d_width, src_diff, diff_stride, src, - src_stride, dst, dst_stride); -} - -void av1_subtract_plane(MACROBLOCK *x, BLOCK_SIZE bsize, int plane) { - struct macroblock_plane *const p = &x->plane[plane]; - const struct macroblockd_plane *const pd = &x->e_mbd.plane[plane]; - const BLOCK_SIZE plane_bsize = - get_plane_block_size(bsize, pd->subsampling_x, pd->subsampling_y); - const int bw = block_size_wide[plane_bsize]; - const int bh = block_size_high[plane_bsize]; - const MACROBLOCKD *xd = &x->e_mbd; - - subtract_block(xd, bh, bw, p->src_diff, bw, p->src.buf, p->src.stride, - pd->dst.buf, pd->dst.stride); -} - -int av1_optimize_b(const struct AV1_COMP *cpi, MACROBLOCK *mb, int plane, - int block, TX_SIZE tx_size, TX_TYPE tx_type, - const TXB_CTX *const txb_ctx, int fast_mode, - int *rate_cost) { - MACROBLOCKD *const xd = &mb->e_mbd; - struct macroblock_plane *const p = &mb->plane[plane]; - const int eob = p->eobs[block]; - const int segment_id = xd->mi[0]->segment_id; - - if (eob == 0 || !cpi->optimize_seg_arr[segment_id] || - xd->lossless[segment_id]) { - *rate_cost = av1_cost_skip_txb(mb, txb_ctx, plane, tx_size); - return eob; - } - - (void)fast_mode; - return av1_optimize_txb_new(cpi, mb, plane, block, tx_size, tx_type, txb_ctx, - rate_cost, cpi->oxcf.sharpness); -} - -typedef enum QUANT_FUNC { - QUANT_FUNC_LOWBD = 0, - QUANT_FUNC_HIGHBD = 1, - QUANT_FUNC_TYPES = 2 -} QUANT_FUNC; - -static AV1_QUANT_FACADE - quant_func_list[AV1_XFORM_QUANT_TYPES][QUANT_FUNC_TYPES] = { - { av1_quantize_fp_facade, av1_highbd_quantize_fp_facade }, - { av1_quantize_b_facade, av1_highbd_quantize_b_facade }, - { av1_quantize_dc_facade, av1_highbd_quantize_dc_facade }, - { NULL, NULL } - }; - -void av1_xform_quant(const AV1_COMMON *cm, MACROBLOCK *x, int plane, int block, - int blk_row, int blk_col, BLOCK_SIZE plane_bsize, - TX_SIZE tx_size, TX_TYPE tx_type, - AV1_XFORM_QUANT xform_quant_idx) { - MACROBLOCKD *const xd = &x->e_mbd; - MB_MODE_INFO *const mbmi = xd->mi[0]; - const struct macroblock_plane *const p = &x->plane[plane]; - const struct macroblockd_plane *const pd = &xd->plane[plane]; - const SCAN_ORDER *const scan_order = get_scan(tx_size, tx_type); - - tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block); - tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block); - tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block); - uint16_t *const eob = &p->eobs[block]; - const int diff_stride = block_size_wide[plane_bsize]; - int seg_id = mbmi->segment_id; - const TX_SIZE qm_tx_size = av1_get_adjusted_tx_size(tx_size); - // Use a flat matrix (i.e. no weighting) for 1D and Identity transforms - const qm_val_t *qmatrix = - IS_2D_TRANSFORM(tx_type) ? pd->seg_qmatrix[seg_id][qm_tx_size] - : cm->gqmatrix[NUM_QM_LEVELS - 1][0][qm_tx_size]; - const qm_val_t *iqmatrix = - IS_2D_TRANSFORM(tx_type) - ? pd->seg_iqmatrix[seg_id][qm_tx_size] - : cm->giqmatrix[NUM_QM_LEVELS - 1][0][qm_tx_size]; - - const int src_offset = (blk_row * diff_stride + blk_col); - const int16_t *src_diff = &p->src_diff[src_offset << tx_size_wide_log2[0]]; - QUANT_PARAM qparam; - qparam.log_scale = av1_get_tx_scale(tx_size); - qparam.tx_size = tx_size; - qparam.qmatrix = qmatrix; - qparam.iqmatrix = iqmatrix; - TxfmParam txfm_param; - txfm_param.tx_type = tx_type; - txfm_param.tx_size = tx_size; - txfm_param.lossless = xd->lossless[mbmi->segment_id]; - txfm_param.tx_set_type = av1_get_ext_tx_set_type( - txfm_param.tx_size, is_inter_block(mbmi), cm->reduced_tx_set_used); - - txfm_param.bd = xd->bd; - txfm_param.is_hbd = get_bitdepth_data_path_index(xd); - - av1_fwd_txfm(src_diff, coeff, diff_stride, &txfm_param); - - if (xform_quant_idx != AV1_XFORM_QUANT_SKIP_QUANT) { - const int n_coeffs = av1_get_max_eob(tx_size); - if (LIKELY(!x->skip_block)) { - quant_func_list[xform_quant_idx][txfm_param.is_hbd]( - coeff, n_coeffs, p, qcoeff, dqcoeff, eob, scan_order, &qparam); - } else { - av1_quantize_skip(n_coeffs, qcoeff, dqcoeff, eob); - } - } - // NOTE: optimize_b_following is ture means av1_optimze_b will be called - // When the condition of doing optimize_b is changed, - // this flag need update simultaneously - const int optimize_b_following = - (xform_quant_idx != AV1_XFORM_QUANT_FP) || (txfm_param.lossless); - if (optimize_b_following) { - p->txb_entropy_ctx[block] = - (uint8_t)av1_get_txb_entropy_context(qcoeff, scan_order, *eob); - } else { - p->txb_entropy_ctx[block] = 0; - } - return; -} - -static void encode_block(int plane, int block, int blk_row, int blk_col, - BLOCK_SIZE plane_bsize, TX_SIZE tx_size, void *arg, - int mi_row, int mi_col, RUN_TYPE dry_run) { - (void)mi_row; - (void)mi_col; - (void)dry_run; - struct encode_b_args *const args = arg; - const AV1_COMMON *const cm = &args->cpi->common; - MACROBLOCK *const x = args->x; - MACROBLOCKD *const xd = &x->e_mbd; - MB_MODE_INFO *mbmi = xd->mi[0]; - struct macroblock_plane *const p = &x->plane[plane]; - struct macroblockd_plane *const pd = &xd->plane[plane]; - tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block); - uint8_t *dst; - ENTROPY_CONTEXT *a, *l; - int dummy_rate_cost = 0; - - const int bw = block_size_wide[plane_bsize] >> tx_size_wide_log2[0]; - dst = &pd->dst - .buf[(blk_row * pd->dst.stride + blk_col) << tx_size_wide_log2[0]]; - - a = &args->ta[blk_col]; - l = &args->tl[blk_row]; - - if (!is_blk_skip(x, plane, blk_row * bw + blk_col) && !mbmi->skip_mode) { - TX_TYPE tx_type = av1_get_tx_type(pd->plane_type, xd, blk_row, blk_col, - tx_size, cm->reduced_tx_set_used); - if (args->enable_optimize_b) { - av1_xform_quant(cm, x, plane, block, blk_row, blk_col, plane_bsize, - tx_size, tx_type, AV1_XFORM_QUANT_FP); - TXB_CTX txb_ctx; - get_txb_ctx(plane_bsize, tx_size, plane, a, l, &txb_ctx); - av1_optimize_b(args->cpi, x, plane, block, tx_size, tx_type, &txb_ctx, 1, - &dummy_rate_cost); - } else { - av1_xform_quant( - cm, x, plane, block, blk_row, blk_col, plane_bsize, tx_size, tx_type, - USE_B_QUANT_NO_TRELLIS ? AV1_XFORM_QUANT_B : AV1_XFORM_QUANT_FP); - } - } else { - p->eobs[block] = 0; - p->txb_entropy_ctx[block] = 0; - } - - av1_set_txb_context(x, plane, block, tx_size, a, l); - - if (p->eobs[block]) { - *(args->skip) = 0; - - TX_TYPE tx_type = av1_get_tx_type(pd->plane_type, xd, blk_row, blk_col, - tx_size, cm->reduced_tx_set_used); - av1_inverse_transform_block(xd, dqcoeff, plane, tx_type, tx_size, dst, - pd->dst.stride, p->eobs[block], - cm->reduced_tx_set_used); - } - - if (p->eobs[block] == 0 && plane == 0) { - // TODO(debargha, jingning): Temporarily disable txk_type check for eob=0 - // case. It is possible that certain collision in hash index would cause - // the assertion failure. To further optimize the rate-distortion - // performance, we need to re-visit this part and enable this assert - // again. -#if 0 - if (args->cpi->oxcf.aq_mode == NO_AQ && - args->cpi->oxcf.deltaq_mode == NO_DELTA_Q) { - // TODO(jingning,angiebird,huisu@google.com): enable txk_check when - // enable_optimize_b is true to detect potential RD bug. - const uint8_t disable_txk_check = args->enable_optimize_b; - if (!disable_txk_check) { - assert(mbmi->txk_type[av1_get_txk_type_index(plane_bsize, blk_row, - blk_col)] == DCT_DCT); - } - } -#endif - update_txk_array(mbmi->txk_type, plane_bsize, blk_row, blk_col, tx_size, - DCT_DCT); - } - -#if CONFIG_MISMATCH_DEBUG - if (dry_run == OUTPUT_ENABLED) { - int pixel_c, pixel_r; - BLOCK_SIZE bsize = txsize_to_bsize[tx_size]; - int blk_w = block_size_wide[bsize]; - int blk_h = block_size_high[bsize]; - mi_to_pixel_loc(&pixel_c, &pixel_r, mi_col, mi_row, blk_col, blk_row, - pd->subsampling_x, pd->subsampling_y); - mismatch_record_block_tx(dst, pd->dst.stride, cm->frame_offset, plane, - pixel_c, pixel_r, blk_w, blk_h, - xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH); - } -#endif -} - -static void encode_block_inter(int plane, int block, int blk_row, int blk_col, - BLOCK_SIZE plane_bsize, TX_SIZE tx_size, - void *arg, int mi_row, int mi_col, - RUN_TYPE dry_run) { - (void)mi_row; - (void)mi_col; - struct encode_b_args *const args = arg; - MACROBLOCK *const x = args->x; - MACROBLOCKD *const xd = &x->e_mbd; - MB_MODE_INFO *const mbmi = xd->mi[0]; - const struct macroblockd_plane *const pd = &xd->plane[plane]; - const int max_blocks_high = max_block_high(xd, plane_bsize, plane); - const int max_blocks_wide = max_block_wide(xd, plane_bsize, plane); - - if (blk_row >= max_blocks_high || blk_col >= max_blocks_wide) return; - - const TX_SIZE plane_tx_size = - plane ? av1_get_max_uv_txsize(mbmi->sb_type, pd->subsampling_x, - pd->subsampling_y) - : mbmi->inter_tx_size[av1_get_txb_size_index(plane_bsize, blk_row, - blk_col)]; - if (!plane) { - assert(tx_size_wide[tx_size] >= tx_size_wide[plane_tx_size] && - tx_size_high[tx_size] >= tx_size_high[plane_tx_size]); - } - - if (tx_size == plane_tx_size || plane) { - encode_block(plane, block, blk_row, blk_col, plane_bsize, tx_size, arg, - mi_row, mi_col, dry_run); - } else { - assert(tx_size < TX_SIZES_ALL); - const TX_SIZE sub_txs = sub_tx_size_map[tx_size]; - assert(IMPLIES(tx_size <= TX_4X4, sub_txs == tx_size)); - assert(IMPLIES(tx_size > TX_4X4, sub_txs < tx_size)); - // This is the square transform block partition entry point. - const int bsw = tx_size_wide_unit[sub_txs]; - const int bsh = tx_size_high_unit[sub_txs]; - const int step = bsh * bsw; - assert(bsw > 0 && bsh > 0); - - for (int row = 0; row < tx_size_high_unit[tx_size]; row += bsh) { - for (int col = 0; col < tx_size_wide_unit[tx_size]; col += bsw) { - const int offsetr = blk_row + row; - const int offsetc = blk_col + col; - - if (offsetr >= max_blocks_high || offsetc >= max_blocks_wide) continue; - - encode_block_inter(plane, block, offsetr, offsetc, plane_bsize, sub_txs, - arg, mi_row, mi_col, dry_run); - block += step; - } - } - } -} - -void av1_foreach_transformed_block_in_plane( - const MACROBLOCKD *const xd, BLOCK_SIZE bsize, int plane, - foreach_transformed_block_visitor visit, void *arg) { - const struct macroblockd_plane *const pd = &xd->plane[plane]; - // block and transform sizes, in number of 4x4 blocks log 2 ("*_b") - // 4x4=0, 8x8=2, 16x16=4, 32x32=6, 64x64=8 - // transform size varies per plane, look it up in a common way. - const TX_SIZE tx_size = av1_get_tx_size(plane, xd); - const BLOCK_SIZE plane_bsize = - get_plane_block_size(bsize, pd->subsampling_x, pd->subsampling_y); - const uint8_t txw_unit = tx_size_wide_unit[tx_size]; - const uint8_t txh_unit = tx_size_high_unit[tx_size]; - const int step = txw_unit * txh_unit; - int i = 0, r, c; - - // If mb_to_right_edge is < 0 we are in a situation in which - // the current block size extends into the UMV and we won't - // visit the sub blocks that are wholly within the UMV. - const int max_blocks_wide = max_block_wide(xd, plane_bsize, plane); - const int max_blocks_high = max_block_high(xd, plane_bsize, plane); - - int blk_row, blk_col; - - const BLOCK_SIZE max_unit_bsize = - get_plane_block_size(BLOCK_64X64, pd->subsampling_x, pd->subsampling_y); - int mu_blocks_wide = block_size_wide[max_unit_bsize] >> tx_size_wide_log2[0]; - int mu_blocks_high = block_size_high[max_unit_bsize] >> tx_size_high_log2[0]; - mu_blocks_wide = AOMMIN(max_blocks_wide, mu_blocks_wide); - mu_blocks_high = AOMMIN(max_blocks_high, mu_blocks_high); - - // Keep track of the row and column of the blocks we use so that we know - // if we are in the unrestricted motion border. - for (r = 0; r < max_blocks_high; r += mu_blocks_high) { - const int unit_height = AOMMIN(mu_blocks_high + r, max_blocks_high); - // Skip visiting the sub blocks that are wholly within the UMV. - for (c = 0; c < max_blocks_wide; c += mu_blocks_wide) { - const int unit_width = AOMMIN(mu_blocks_wide + c, max_blocks_wide); - for (blk_row = r; blk_row < unit_height; blk_row += txh_unit) { - for (blk_col = c; blk_col < unit_width; blk_col += txw_unit) { - visit(plane, i, blk_row, blk_col, plane_bsize, tx_size, arg); - i += step; - } - } - } - } -} - -void av1_foreach_transformed_block(const MACROBLOCKD *const xd, - BLOCK_SIZE bsize, int mi_row, int mi_col, - foreach_transformed_block_visitor visit, - void *arg, const int num_planes) { - for (int plane = 0; plane < num_planes; ++plane) { - if (!is_chroma_reference(mi_row, mi_col, bsize, - xd->plane[plane].subsampling_x, - xd->plane[plane].subsampling_y)) - continue; - av1_foreach_transformed_block_in_plane(xd, bsize, plane, visit, arg); - } -} - -typedef struct encode_block_pass1_args { - AV1_COMMON *cm; - MACROBLOCK *x; -} encode_block_pass1_args; - -static void encode_block_pass1(int plane, int block, int blk_row, int blk_col, - BLOCK_SIZE plane_bsize, TX_SIZE tx_size, - void *arg) { - encode_block_pass1_args *args = (encode_block_pass1_args *)arg; - AV1_COMMON *cm = args->cm; - MACROBLOCK *const x = args->x; - MACROBLOCKD *const xd = &x->e_mbd; - struct macroblock_plane *const p = &x->plane[plane]; - struct macroblockd_plane *const pd = &xd->plane[plane]; - tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block); - TxfmParam txfm_param; - uint8_t *dst; - dst = &pd->dst - .buf[(blk_row * pd->dst.stride + blk_col) << tx_size_wide_log2[0]]; - av1_xform_quant(cm, x, plane, block, blk_row, blk_col, plane_bsize, tx_size, - DCT_DCT, AV1_XFORM_QUANT_B); - - if (p->eobs[block] > 0) { - txfm_param.bd = xd->bd; - txfm_param.is_hbd = get_bitdepth_data_path_index(xd); - txfm_param.tx_type = DCT_DCT; - txfm_param.tx_size = tx_size; - txfm_param.eob = p->eobs[block]; - txfm_param.lossless = xd->lossless[xd->mi[0]->segment_id]; - txfm_param.tx_set_type = av1_get_ext_tx_set_type( - txfm_param.tx_size, is_inter_block(xd->mi[0]), cm->reduced_tx_set_used); - if (txfm_param.is_hbd) { - av1_highbd_inv_txfm_add(dqcoeff, dst, pd->dst.stride, &txfm_param); - return; - } - av1_inv_txfm_add(dqcoeff, dst, pd->dst.stride, &txfm_param); - } -} - -void av1_encode_sby_pass1(AV1_COMMON *cm, MACROBLOCK *x, BLOCK_SIZE bsize) { - encode_block_pass1_args args = { cm, x }; - av1_subtract_plane(x, bsize, 0); - av1_foreach_transformed_block_in_plane(&x->e_mbd, bsize, 0, - encode_block_pass1, &args); -} - -void av1_encode_sb(const struct AV1_COMP *cpi, MACROBLOCK *x, BLOCK_SIZE bsize, - int mi_row, int mi_col, RUN_TYPE dry_run) { - (void)dry_run; - const AV1_COMMON *const cm = &cpi->common; - const int num_planes = av1_num_planes(cm); - MACROBLOCKD *const xd = &x->e_mbd; - struct optimize_ctx ctx; - MB_MODE_INFO *mbmi = xd->mi[0]; - struct encode_b_args arg = { cpi, - x, - &ctx, - &mbmi->skip, - NULL, - NULL, - cpi->optimize_seg_arr[mbmi->segment_id] }; - int plane; - - mbmi->skip = 1; - - if (x->skip) return; - - for (plane = 0; plane < num_planes; ++plane) { - const int subsampling_x = xd->plane[plane].subsampling_x; - const int subsampling_y = xd->plane[plane].subsampling_y; - - if (!is_chroma_reference(mi_row, mi_col, bsize, subsampling_x, - subsampling_y)) - continue; - - const BLOCK_SIZE bsizec = - scale_chroma_bsize(bsize, subsampling_x, subsampling_y); - - // TODO(jingning): Clean this up. - const struct macroblockd_plane *const pd = &xd->plane[plane]; - const BLOCK_SIZE plane_bsize = - get_plane_block_size(bsizec, pd->subsampling_x, pd->subsampling_y); - const int mi_width = block_size_wide[plane_bsize] >> tx_size_wide_log2[0]; - const int mi_height = block_size_high[plane_bsize] >> tx_size_high_log2[0]; - const TX_SIZE max_tx_size = get_vartx_max_txsize(xd, plane_bsize, plane); - - const BLOCK_SIZE txb_size = txsize_to_bsize[max_tx_size]; - const int bw = block_size_wide[txb_size] >> tx_size_wide_log2[0]; - const int bh = block_size_high[txb_size] >> tx_size_high_log2[0]; - int idx, idy; - int block = 0; - int step = tx_size_wide_unit[max_tx_size] * tx_size_high_unit[max_tx_size]; - av1_get_entropy_contexts(bsizec, pd, ctx.ta[plane], ctx.tl[plane]); - - av1_subtract_plane(x, bsizec, plane); - - arg.ta = ctx.ta[plane]; - arg.tl = ctx.tl[plane]; - - const BLOCK_SIZE max_unit_bsize = - get_plane_block_size(BLOCK_64X64, pd->subsampling_x, pd->subsampling_y); - int mu_blocks_wide = - block_size_wide[max_unit_bsize] >> tx_size_wide_log2[0]; - int mu_blocks_high = - block_size_high[max_unit_bsize] >> tx_size_high_log2[0]; - - mu_blocks_wide = AOMMIN(mi_width, mu_blocks_wide); - mu_blocks_high = AOMMIN(mi_height, mu_blocks_high); - - for (idy = 0; idy < mi_height; idy += mu_blocks_high) { - for (idx = 0; idx < mi_width; idx += mu_blocks_wide) { - int blk_row, blk_col; - const int unit_height = AOMMIN(mu_blocks_high + idy, mi_height); - const int unit_width = AOMMIN(mu_blocks_wide + idx, mi_width); - for (blk_row = idy; blk_row < unit_height; blk_row += bh) { - for (blk_col = idx; blk_col < unit_width; blk_col += bw) { - encode_block_inter(plane, block, blk_row, blk_col, plane_bsize, - max_tx_size, &arg, mi_row, mi_col, dry_run); - block += step; - } - } - } - } - } -} - -static void encode_block_intra_and_set_context(int plane, int block, - int blk_row, int blk_col, - BLOCK_SIZE plane_bsize, - TX_SIZE tx_size, void *arg) { - av1_encode_block_intra(plane, block, blk_row, blk_col, plane_bsize, tx_size, - arg); - - struct encode_b_args *const args = arg; - MACROBLOCK *x = args->x; - ENTROPY_CONTEXT *a = &args->ta[blk_col]; - ENTROPY_CONTEXT *l = &args->tl[blk_row]; - av1_set_txb_context(x, plane, block, tx_size, a, l); -} - -void av1_encode_block_intra(int plane, int block, int blk_row, int blk_col, - BLOCK_SIZE plane_bsize, TX_SIZE tx_size, - void *arg) { - struct encode_b_args *const args = arg; - const AV1_COMMON *const cm = &args->cpi->common; - MACROBLOCK *const x = args->x; - MACROBLOCKD *const xd = &x->e_mbd; - MB_MODE_INFO *mbmi = xd->mi[0]; - struct macroblock_plane *const p = &x->plane[plane]; - struct macroblockd_plane *const pd = &xd->plane[plane]; - tran_low_t *dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block); - PLANE_TYPE plane_type = get_plane_type(plane); - const TX_TYPE tx_type = av1_get_tx_type(plane_type, xd, blk_row, blk_col, - tx_size, cm->reduced_tx_set_used); - uint16_t *eob = &p->eobs[block]; - const int dst_stride = pd->dst.stride; - uint8_t *dst = - &pd->dst.buf[(blk_row * dst_stride + blk_col) << tx_size_wide_log2[0]]; - int dummy_rate_cost = 0; - - av1_predict_intra_block_facade(cm, xd, plane, blk_col, blk_row, tx_size); - - const int bw = block_size_wide[plane_bsize] >> tx_size_wide_log2[0]; - if (plane == 0 && is_blk_skip(x, plane, blk_row * bw + blk_col)) { - *eob = 0; - p->txb_entropy_ctx[block] = 0; - } else { - av1_subtract_txb(x, plane, plane_bsize, blk_col, blk_row, tx_size); - - const ENTROPY_CONTEXT *a = &args->ta[blk_col]; - const ENTROPY_CONTEXT *l = &args->tl[blk_row]; - if (args->enable_optimize_b) { - av1_xform_quant(cm, x, plane, block, blk_row, blk_col, plane_bsize, - tx_size, tx_type, AV1_XFORM_QUANT_FP); - TXB_CTX txb_ctx; - get_txb_ctx(plane_bsize, tx_size, plane, a, l, &txb_ctx); - av1_optimize_b(args->cpi, x, plane, block, tx_size, tx_type, &txb_ctx, 1, - &dummy_rate_cost); - } else { - av1_xform_quant( - cm, x, plane, block, blk_row, blk_col, plane_bsize, tx_size, tx_type, - USE_B_QUANT_NO_TRELLIS ? AV1_XFORM_QUANT_B : AV1_XFORM_QUANT_FP); - } - } - - if (*eob) { - av1_inverse_transform_block(xd, dqcoeff, plane, tx_type, tx_size, dst, - dst_stride, *eob, cm->reduced_tx_set_used); - } - - if (*eob == 0 && plane == 0) { - // TODO(jingning): Temporarily disable txk_type check for eob=0 case. - // It is possible that certain collision in hash index would cause - // the assertion failure. To further optimize the rate-distortion - // performance, we need to re-visit this part and enable this assert - // again. -#if 0 - if (args->cpi->oxcf.aq_mode == NO_AQ - && args->cpi->oxcf.deltaq_mode == NO_DELTA_Q) { - assert(mbmi->txk_type[av1_get_txk_type_index(plane_bsize, blk_row, - blk_col)] == DCT_DCT); - } -#endif - update_txk_array(mbmi->txk_type, plane_bsize, blk_row, blk_col, tx_size, - DCT_DCT); - } - - // For intra mode, skipped blocks are so rare that transmitting skip=1 is - // very expensive. - *(args->skip) = 0; - - if (plane == AOM_PLANE_Y && xd->cfl.store_y) { - cfl_store_tx(xd, blk_row, blk_col, tx_size, plane_bsize); - } -} - -void av1_encode_intra_block_plane(const struct AV1_COMP *cpi, MACROBLOCK *x, - BLOCK_SIZE bsize, int plane, - int enable_optimize_b, int mi_row, - int mi_col) { - const MACROBLOCKD *const xd = &x->e_mbd; - ENTROPY_CONTEXT ta[MAX_MIB_SIZE] = { 0 }; - ENTROPY_CONTEXT tl[MAX_MIB_SIZE] = { 0 }; - - struct encode_b_args arg = { - cpi, x, NULL, &(xd->mi[0]->skip), ta, tl, enable_optimize_b - }; - - if (!is_chroma_reference(mi_row, mi_col, bsize, - xd->plane[plane].subsampling_x, - xd->plane[plane].subsampling_y)) - return; - - if (enable_optimize_b) { - const struct macroblockd_plane *const pd = &xd->plane[plane]; - av1_get_entropy_contexts(bsize, pd, ta, tl); - } - av1_foreach_transformed_block_in_plane( - xd, bsize, plane, encode_block_intra_and_set_context, &arg); -} |