diff options
Diffstat (limited to 'third_party/aom/av1/encoder/encodeframe.c')
| -rw-r--r-- | third_party/aom/av1/encoder/encodeframe.c | 5739 |
1 files changed, 0 insertions, 5739 deletions
diff --git a/third_party/aom/av1/encoder/encodeframe.c b/third_party/aom/av1/encoder/encodeframe.c deleted file mode 100644 index cb226c59e..000000000 --- a/third_party/aom/av1/encoder/encodeframe.c +++ /dev/null @@ -1,5739 +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 <limits.h> -#include <math.h> -#include <stdio.h> - -#include "config/aom_config.h" -#include "config/aom_dsp_rtcd.h" -#include "config/av1_rtcd.h" - -#include "aom_dsp/aom_dsp_common.h" -#include "aom_dsp/binary_codes_writer.h" -#include "aom_ports/mem.h" -#include "aom_ports/aom_timer.h" -#include "aom_ports/system_state.h" - -#if CONFIG_MISMATCH_DEBUG -#include "aom_util/debug_util.h" -#endif // CONFIG_MISMATCH_DEBUG - -#include "av1/common/cfl.h" -#include "av1/common/common.h" -#include "av1/common/entropy.h" -#include "av1/common/entropymode.h" -#include "av1/common/idct.h" -#include "av1/common/mv.h" -#include "av1/common/mvref_common.h" -#include "av1/common/pred_common.h" -#include "av1/common/quant_common.h" -#include "av1/common/reconintra.h" -#include "av1/common/reconinter.h" -#include "av1/common/seg_common.h" -#include "av1/common/tile_common.h" -#include "av1/common/warped_motion.h" - -#include "av1/encoder/aq_complexity.h" -#include "av1/encoder/aq_cyclicrefresh.h" -#include "av1/encoder/aq_variance.h" -#include "av1/encoder/global_motion.h" -#include "av1/encoder/encodeframe.h" -#include "av1/encoder/encodemb.h" -#include "av1/encoder/encodemv.h" -#include "av1/encoder/encodetxb.h" -#include "av1/encoder/ethread.h" -#include "av1/encoder/extend.h" -#include "av1/encoder/ml.h" -#include "av1/encoder/partition_model_weights.h" -#include "av1/encoder/rd.h" -#include "av1/encoder/rdopt.h" -#include "av1/encoder/reconinter_enc.h" -#include "av1/encoder/segmentation.h" -#include "av1/encoder/tokenize.h" - -static void encode_superblock(const AV1_COMP *const cpi, TileDataEnc *tile_data, - ThreadData *td, TOKENEXTRA **t, RUN_TYPE dry_run, - int mi_row, int mi_col, BLOCK_SIZE bsize, - int *rate); - -// This is used as a reference when computing the source variance for the -// purposes of activity masking. -// Eventually this should be replaced by custom no-reference routines, -// which will be faster. -static const uint8_t AV1_VAR_OFFS[MAX_SB_SIZE] = { - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128 -}; - -static const uint16_t AV1_HIGH_VAR_OFFS_8[MAX_SB_SIZE] = { - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, - 128, 128, 128, 128, 128, 128, 128, 128 -}; - -static const uint16_t AV1_HIGH_VAR_OFFS_10[MAX_SB_SIZE] = { - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, - 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4, 128 * 4 -}; - -static const uint16_t AV1_HIGH_VAR_OFFS_12[MAX_SB_SIZE] = { - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, 128 * 16, - 128 * 16, 128 * 16 -}; - -#if CONFIG_FP_MB_STATS -static const uint8_t num_16x16_blocks_wide_lookup[BLOCK_SIZES_ALL] = { - 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 4, 4, 4, 8, 8, 1, 1, 1, 2, 2, 4 -}; -static const uint8_t num_16x16_blocks_high_lookup[BLOCK_SIZES_ALL] = { - 1, 1, 1, 1, 1, 1, 1, 2, 1, 2, 4, 2, 4, 8, 4, 8, 1, 1, 2, 1, 4, 2 -}; -#endif // CONFIG_FP_MB_STATS - -unsigned int av1_get_sby_perpixel_variance(const AV1_COMP *cpi, - const struct buf_2d *ref, - BLOCK_SIZE bs) { - unsigned int sse; - const unsigned int var = - cpi->fn_ptr[bs].vf(ref->buf, ref->stride, AV1_VAR_OFFS, 0, &sse); - return ROUND_POWER_OF_TWO(var, num_pels_log2_lookup[bs]); -} - -unsigned int av1_high_get_sby_perpixel_variance(const AV1_COMP *cpi, - const struct buf_2d *ref, - BLOCK_SIZE bs, int bd) { - unsigned int var, sse; - switch (bd) { - case 10: - var = - cpi->fn_ptr[bs].vf(ref->buf, ref->stride, - CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_10), 0, &sse); - break; - case 12: - var = - cpi->fn_ptr[bs].vf(ref->buf, ref->stride, - CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_12), 0, &sse); - break; - case 8: - default: - var = - cpi->fn_ptr[bs].vf(ref->buf, ref->stride, - CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_8), 0, &sse); - break; - } - return ROUND_POWER_OF_TWO(var, num_pels_log2_lookup[bs]); -} - -static unsigned int get_sby_perpixel_diff_variance(const AV1_COMP *const cpi, - const struct buf_2d *ref, - int mi_row, int mi_col, - BLOCK_SIZE bs) { - unsigned int sse, var; - uint8_t *last_y; - const YV12_BUFFER_CONFIG *last = get_ref_frame_buffer(cpi, LAST_FRAME); - - assert(last != NULL); - last_y = - &last->y_buffer[mi_row * MI_SIZE * last->y_stride + mi_col * MI_SIZE]; - var = cpi->fn_ptr[bs].vf(ref->buf, ref->stride, last_y, last->y_stride, &sse); - return ROUND_POWER_OF_TWO(var, num_pels_log2_lookup[bs]); -} - -static BLOCK_SIZE get_rd_var_based_fixed_partition(AV1_COMP *cpi, MACROBLOCK *x, - int mi_row, int mi_col) { - unsigned int var = get_sby_perpixel_diff_variance( - cpi, &x->plane[0].src, mi_row, mi_col, BLOCK_64X64); - if (var < 8) - return BLOCK_64X64; - else if (var < 128) - return BLOCK_32X32; - else if (var < 2048) - return BLOCK_16X16; - else - return BLOCK_8X8; -} - -// Lighter version of set_offsets that only sets the mode info -// pointers. -static void set_mode_info_offsets(const AV1_COMP *const cpi, - MACROBLOCK *const x, MACROBLOCKD *const xd, - int mi_row, int mi_col) { - const AV1_COMMON *const cm = &cpi->common; - const int idx_str = xd->mi_stride * mi_row + mi_col; - xd->mi = cm->mi_grid_visible + idx_str; - xd->mi[0] = cm->mi + idx_str; - x->mbmi_ext = cpi->mbmi_ext_base + (mi_row * cm->mi_cols + mi_col); -} - -static void set_offsets_without_segment_id(const AV1_COMP *const cpi, - const TileInfo *const tile, - MACROBLOCK *const x, int mi_row, - int mi_col, BLOCK_SIZE bsize) { - const AV1_COMMON *const cm = &cpi->common; - const int num_planes = av1_num_planes(cm); - MACROBLOCKD *const xd = &x->e_mbd; - const int mi_width = mi_size_wide[bsize]; - const int mi_height = mi_size_high[bsize]; - - set_mode_info_offsets(cpi, x, xd, mi_row, mi_col); - - set_skip_context(xd, mi_row, mi_col, num_planes); - xd->above_txfm_context = cm->above_txfm_context[tile->tile_row] + mi_col; - xd->left_txfm_context = - xd->left_txfm_context_buffer + (mi_row & MAX_MIB_MASK); - - // Set up destination pointers. - av1_setup_dst_planes(xd->plane, bsize, get_frame_new_buffer(cm), mi_row, - mi_col, 0, num_planes); - - // Set up limit values for MV components. - // Mv beyond the range do not produce new/different prediction block. - x->mv_limits.row_min = - -(((mi_row + mi_height) * MI_SIZE) + AOM_INTERP_EXTEND); - x->mv_limits.col_min = -(((mi_col + mi_width) * MI_SIZE) + AOM_INTERP_EXTEND); - x->mv_limits.row_max = (cm->mi_rows - mi_row) * MI_SIZE + AOM_INTERP_EXTEND; - x->mv_limits.col_max = (cm->mi_cols - mi_col) * MI_SIZE + AOM_INTERP_EXTEND; - - set_plane_n4(xd, mi_width, mi_height, num_planes); - - // Set up distance of MB to edge of frame in 1/8th pel units. - assert(!(mi_col & (mi_width - 1)) && !(mi_row & (mi_height - 1))); - set_mi_row_col(xd, tile, mi_row, mi_height, mi_col, mi_width, cm->mi_rows, - cm->mi_cols); - - // Set up source buffers. - av1_setup_src_planes(x, cpi->source, mi_row, mi_col, num_planes); - - // R/D setup. - x->rdmult = cpi->rd.RDMULT; - - // required by av1_append_sub8x8_mvs_for_idx() and av1_find_best_ref_mvs() - xd->tile = *tile; -} - -static void set_offsets(const AV1_COMP *const cpi, const TileInfo *const tile, - MACROBLOCK *const x, int mi_row, int mi_col, - BLOCK_SIZE bsize) { - const AV1_COMMON *const cm = &cpi->common; - MACROBLOCKD *const xd = &x->e_mbd; - MB_MODE_INFO *mbmi; - const struct segmentation *const seg = &cm->seg; - - set_offsets_without_segment_id(cpi, tile, x, mi_row, mi_col, bsize); - - mbmi = xd->mi[0]; - xd->cfl.mi_row = mi_row; - xd->cfl.mi_col = mi_col; - - mbmi->segment_id = 0; - - // Setup segment ID. - if (seg->enabled) { - if (seg->enabled && !cpi->vaq_refresh) { - const uint8_t *const map = - seg->update_map ? cpi->segmentation_map : cm->last_frame_seg_map; - mbmi->segment_id = - map ? get_segment_id(cm, map, bsize, mi_row, mi_col) : 0; - } - av1_init_plane_quantizers(cpi, x, mbmi->segment_id); - } -} - -static void reset_intmv_filter_type(MB_MODE_INFO *mbmi) { - InterpFilter filters[2]; - - for (int dir = 0; dir < 2; ++dir) { - filters[dir] = av1_extract_interp_filter(mbmi->interp_filters, dir); - } - mbmi->interp_filters = av1_make_interp_filters(filters[0], filters[1]); -} - -static void update_filter_type_count(uint8_t allow_update_cdf, - FRAME_COUNTS *counts, - const MACROBLOCKD *xd, - const MB_MODE_INFO *mbmi) { - int dir; - for (dir = 0; dir < 2; ++dir) { - const int ctx = av1_get_pred_context_switchable_interp(xd, dir); - InterpFilter filter = av1_extract_interp_filter(mbmi->interp_filters, dir); - ++counts->switchable_interp[ctx][filter]; - if (allow_update_cdf) { - update_cdf(xd->tile_ctx->switchable_interp_cdf[ctx], filter, - SWITCHABLE_FILTERS); - } - } -} - -static void update_global_motion_used(PREDICTION_MODE mode, BLOCK_SIZE bsize, - const MB_MODE_INFO *mbmi, - RD_COUNTS *rdc) { - if (mode == GLOBALMV || mode == GLOBAL_GLOBALMV) { - const int num_4x4s = mi_size_wide[bsize] * mi_size_high[bsize]; - int ref; - for (ref = 0; ref < 1 + has_second_ref(mbmi); ++ref) { - rdc->global_motion_used[mbmi->ref_frame[ref]] += num_4x4s; - } - } -} - -static void reset_tx_size(MACROBLOCK *x, MB_MODE_INFO *mbmi, - const TX_MODE tx_mode) { - MACROBLOCKD *const xd = &x->e_mbd; - if (xd->lossless[mbmi->segment_id]) { - mbmi->tx_size = TX_4X4; - } else if (tx_mode != TX_MODE_SELECT) { - mbmi->tx_size = tx_size_from_tx_mode(mbmi->sb_type, tx_mode); - } else { - BLOCK_SIZE bsize = mbmi->sb_type; - TX_SIZE min_tx_size = depth_to_tx_size(MAX_TX_DEPTH, bsize); - mbmi->tx_size = (TX_SIZE)TXSIZEMAX(mbmi->tx_size, min_tx_size); - } - if (is_inter_block(mbmi)) { - memset(mbmi->inter_tx_size, mbmi->tx_size, sizeof(mbmi->inter_tx_size)); - } - memset(mbmi->txk_type, DCT_DCT, sizeof(mbmi->txk_type[0]) * TXK_TYPE_BUF_LEN); - av1_zero(x->blk_skip); - x->skip = 0; -} - -static void update_state(const AV1_COMP *const cpi, - const TileDataEnc *const tile_data, ThreadData *td, - const PICK_MODE_CONTEXT *const ctx, int mi_row, - int mi_col, BLOCK_SIZE bsize, RUN_TYPE dry_run) { - int i, x_idx, y; - const AV1_COMMON *const cm = &cpi->common; - const int num_planes = av1_num_planes(cm); - RD_COUNTS *const rdc = &td->rd_counts; - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - struct macroblock_plane *const p = x->plane; - struct macroblockd_plane *const pd = xd->plane; - const MB_MODE_INFO *const mi = &ctx->mic; - MB_MODE_INFO *const mi_addr = xd->mi[0]; - const struct segmentation *const seg = &cm->seg; - const int bw = mi_size_wide[mi->sb_type]; - const int bh = mi_size_high[mi->sb_type]; - const int mis = cm->mi_stride; - const int mi_width = mi_size_wide[bsize]; - const int mi_height = mi_size_high[bsize]; - - assert(mi->sb_type == bsize); - - *mi_addr = *mi; - *x->mbmi_ext = ctx->mbmi_ext; - - reset_intmv_filter_type(mi_addr); - - memcpy(x->blk_skip, ctx->blk_skip, sizeof(x->blk_skip[0]) * ctx->num_4x4_blk); - - x->skip = ctx->skip; - - // If segmentation in use - if (seg->enabled) { - // For in frame complexity AQ copy the segment id from the segment map. - if (cpi->oxcf.aq_mode == COMPLEXITY_AQ) { - const uint8_t *const map = - seg->update_map ? cpi->segmentation_map : cm->last_frame_seg_map; - mi_addr->segment_id = - map ? get_segment_id(cm, map, bsize, mi_row, mi_col) : 0; - reset_tx_size(x, mi_addr, cm->tx_mode); - } - // Else for cyclic refresh mode update the segment map, set the segment id - // and then update the quantizer. - if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) { - av1_cyclic_refresh_update_segment(cpi, mi_addr, mi_row, mi_col, bsize, - ctx->rate, ctx->dist, x->skip); - reset_tx_size(x, mi_addr, cm->tx_mode); - } - if (mi_addr->uv_mode == UV_CFL_PRED && !is_cfl_allowed(xd)) - mi_addr->uv_mode = UV_DC_PRED; - } - - for (i = 0; i < num_planes; ++i) { - p[i].coeff = ctx->coeff[i]; - p[i].qcoeff = ctx->qcoeff[i]; - pd[i].dqcoeff = ctx->dqcoeff[i]; - p[i].eobs = ctx->eobs[i]; - p[i].txb_entropy_ctx = ctx->txb_entropy_ctx[i]; - } - for (i = 0; i < 2; ++i) pd[i].color_index_map = ctx->color_index_map[i]; - // Restore the coding context of the MB to that that was in place - // when the mode was picked for it - for (y = 0; y < mi_height; y++) - for (x_idx = 0; x_idx < mi_width; x_idx++) - if ((xd->mb_to_right_edge >> (3 + MI_SIZE_LOG2)) + mi_width > x_idx && - (xd->mb_to_bottom_edge >> (3 + MI_SIZE_LOG2)) + mi_height > y) { - xd->mi[x_idx + y * mis] = mi_addr; - } - - if (cpi->oxcf.aq_mode) av1_init_plane_quantizers(cpi, x, mi_addr->segment_id); - - if (dry_run) return; - -#if CONFIG_INTERNAL_STATS - { - unsigned int *const mode_chosen_counts = - (unsigned int *)cpi->mode_chosen_counts; // Cast const away. - if (frame_is_intra_only(cm)) { - static const int kf_mode_index[] = { - THR_DC /*DC_PRED*/, - THR_V_PRED /*V_PRED*/, - THR_H_PRED /*H_PRED*/, - THR_D45_PRED /*D45_PRED*/, - THR_D135_PRED /*D135_PRED*/, - THR_D113_PRED /*D113_PRED*/, - THR_D157_PRED /*D157_PRED*/, - THR_D203_PRED /*D203_PRED*/, - THR_D67_PRED /*D67_PRED*/, - THR_SMOOTH, /*SMOOTH_PRED*/ - THR_SMOOTH_V, /*SMOOTH_V_PRED*/ - THR_SMOOTH_H, /*SMOOTH_H_PRED*/ - THR_PAETH /*PAETH_PRED*/, - }; - ++mode_chosen_counts[kf_mode_index[mi_addr->mode]]; - } else { - // Note how often each mode chosen as best - ++mode_chosen_counts[ctx->best_mode_index]; - } - } -#endif - if (!frame_is_intra_only(cm)) { - if (is_inter_block(mi_addr)) { - // TODO(sarahparker): global motion stats need to be handled per-tile - // to be compatible with tile-based threading. - update_global_motion_used(mi_addr->mode, bsize, mi_addr, rdc); - } - - if (cm->interp_filter == SWITCHABLE && - mi_addr->motion_mode != WARPED_CAUSAL && - !is_nontrans_global_motion(xd, xd->mi[0])) { - update_filter_type_count(tile_data->allow_update_cdf, td->counts, xd, - mi_addr); - } - - rdc->comp_pred_diff[SINGLE_REFERENCE] += ctx->single_pred_diff; - rdc->comp_pred_diff[COMPOUND_REFERENCE] += ctx->comp_pred_diff; - rdc->comp_pred_diff[REFERENCE_MODE_SELECT] += ctx->hybrid_pred_diff; - } - - const int x_mis = AOMMIN(bw, cm->mi_cols - mi_col); - const int y_mis = AOMMIN(bh, cm->mi_rows - mi_row); - av1_copy_frame_mvs(cm, mi, mi_row, mi_col, x_mis, y_mis); -} - -void av1_setup_src_planes(MACROBLOCK *x, const YV12_BUFFER_CONFIG *src, - int mi_row, int mi_col, const int num_planes) { - // Set current frame pointer. - x->e_mbd.cur_buf = src; - - // We use AOMMIN(num_planes, MAX_MB_PLANE) instead of num_planes to quiet - // the static analysis warnings. - for (int i = 0; i < AOMMIN(num_planes, MAX_MB_PLANE); i++) { - const int is_uv = i > 0; - setup_pred_plane(&x->plane[i].src, x->e_mbd.mi[0]->sb_type, src->buffers[i], - src->crop_widths[is_uv], src->crop_heights[is_uv], - src->strides[is_uv], mi_row, mi_col, NULL, - x->e_mbd.plane[i].subsampling_x, - x->e_mbd.plane[i].subsampling_y); - } -} - -static int set_segment_rdmult(const AV1_COMP *const cpi, MACROBLOCK *const x, - int8_t segment_id) { - const AV1_COMMON *const cm = &cpi->common; - av1_init_plane_quantizers(cpi, x, segment_id); - aom_clear_system_state(); - int segment_qindex = av1_get_qindex(&cm->seg, segment_id, cm->base_qindex); - return av1_compute_rd_mult(cpi, segment_qindex + cm->y_dc_delta_q); -} - -static int set_deltaq_rdmult(const AV1_COMP *const cpi, MACROBLOCKD *const xd) { - const AV1_COMMON *const cm = &cpi->common; - - return av1_compute_rd_mult( - cpi, cm->base_qindex + xd->delta_qindex + cm->y_dc_delta_q); -} - -static void rd_pick_sb_modes(AV1_COMP *const cpi, TileDataEnc *tile_data, - MACROBLOCK *const x, int mi_row, int mi_col, - RD_STATS *rd_cost, PARTITION_TYPE partition, - BLOCK_SIZE bsize, PICK_MODE_CONTEXT *ctx, - int64_t best_rd) { - AV1_COMMON *const cm = &cpi->common; - const int num_planes = av1_num_planes(cm); - TileInfo *const tile_info = &tile_data->tile_info; - MACROBLOCKD *const xd = &x->e_mbd; - MB_MODE_INFO *mbmi; - MB_MODE_INFO *ctx_mbmi = &ctx->mic; - struct macroblock_plane *const p = x->plane; - struct macroblockd_plane *const pd = xd->plane; - const AQ_MODE aq_mode = cpi->oxcf.aq_mode; - const DELTAQ_MODE deltaq_mode = cpi->oxcf.deltaq_mode; - int i, orig_rdmult; - - if (best_rd < 0) { - ctx->rdcost = INT64_MAX; - ctx->skip = 0; - av1_invalid_rd_stats(rd_cost); - return; - } - - aom_clear_system_state(); - - set_offsets(cpi, tile_info, x, mi_row, mi_col, bsize); - - mbmi = xd->mi[0]; - - if (ctx->rd_mode_is_ready) { - assert(ctx_mbmi->sb_type == bsize); - assert(ctx_mbmi->partition == partition); - *mbmi = *ctx_mbmi; - rd_cost->rate = ctx->rate; - rd_cost->dist = ctx->dist; - rd_cost->rdcost = ctx->rdcost; - } else { - mbmi->sb_type = bsize; - mbmi->partition = partition; - } - -#if CONFIG_RD_DEBUG - mbmi->mi_row = mi_row; - mbmi->mi_col = mi_col; -#endif - - for (i = 0; i < num_planes; ++i) { - p[i].coeff = ctx->coeff[i]; - p[i].qcoeff = ctx->qcoeff[i]; - pd[i].dqcoeff = ctx->dqcoeff[i]; - p[i].eobs = ctx->eobs[i]; - p[i].txb_entropy_ctx = ctx->txb_entropy_ctx[i]; - } - - for (i = 0; i < 2; ++i) pd[i].color_index_map = ctx->color_index_map[i]; - - if (!ctx->rd_mode_is_ready) { - ctx->skippable = 0; - - // Set to zero to make sure we do not use the previous encoded frame stats - mbmi->skip = 0; - - // Reset skip mode flag. - mbmi->skip_mode = 0; - } - - x->skip_chroma_rd = - !is_chroma_reference(mi_row, mi_col, bsize, xd->plane[1].subsampling_x, - xd->plane[1].subsampling_y); - - if (ctx->rd_mode_is_ready) { - x->skip = ctx->skip; - *x->mbmi_ext = ctx->mbmi_ext; - return; - } - - if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) { - x->source_variance = av1_high_get_sby_perpixel_variance( - cpi, &x->plane[0].src, bsize, xd->bd); - } else { - x->source_variance = - av1_get_sby_perpixel_variance(cpi, &x->plane[0].src, bsize); - } - - // Save rdmult before it might be changed, so it can be restored later. - orig_rdmult = x->rdmult; - - if (aq_mode == VARIANCE_AQ) { - if (cpi->vaq_refresh) { - const int energy = bsize <= BLOCK_16X16 - ? x->mb_energy - : av1_log_block_var(cpi, x, bsize); - mbmi->segment_id = energy; - } - x->rdmult = set_segment_rdmult(cpi, x, mbmi->segment_id); - } else if (aq_mode == COMPLEXITY_AQ) { - x->rdmult = set_segment_rdmult(cpi, x, mbmi->segment_id); - } else if (aq_mode == CYCLIC_REFRESH_AQ) { - // If segment is boosted, use rdmult for that segment. - if (cyclic_refresh_segment_id_boosted(mbmi->segment_id)) - x->rdmult = av1_cyclic_refresh_get_rdmult(cpi->cyclic_refresh); - } - - if (deltaq_mode > 0) x->rdmult = set_deltaq_rdmult(cpi, xd); - - // Find best coding mode & reconstruct the MB so it is available - // as a predictor for MBs that follow in the SB - if (frame_is_intra_only(cm)) { - av1_rd_pick_intra_mode_sb(cpi, x, mi_row, mi_col, rd_cost, bsize, ctx, - best_rd); - } else { - if (segfeature_active(&cm->seg, mbmi->segment_id, SEG_LVL_SKIP)) { - av1_rd_pick_inter_mode_sb_seg_skip(cpi, tile_data, x, mi_row, mi_col, - rd_cost, bsize, ctx, best_rd); - } else { - av1_rd_pick_inter_mode_sb(cpi, tile_data, x, mi_row, mi_col, rd_cost, - bsize, ctx, best_rd); - } - } - - // Examine the resulting rate and for AQ mode 2 make a segment choice. - if ((rd_cost->rate != INT_MAX) && (aq_mode == COMPLEXITY_AQ) && - (bsize >= BLOCK_16X16) && - (cm->frame_type == KEY_FRAME || cpi->refresh_alt_ref_frame || - cpi->refresh_alt2_ref_frame || - (cpi->refresh_golden_frame && !cpi->rc.is_src_frame_alt_ref))) { - av1_caq_select_segment(cpi, x, bsize, mi_row, mi_col, rd_cost->rate); - } - - x->rdmult = orig_rdmult; - - // TODO(jingning) The rate-distortion optimization flow needs to be - // refactored to provide proper exit/return handle. - if (rd_cost->rate == INT_MAX) rd_cost->rdcost = INT64_MAX; - - ctx->rate = rd_cost->rate; - ctx->dist = rd_cost->dist; - ctx->rdcost = rd_cost->rdcost; -} - -static void update_inter_mode_stats(FRAME_CONTEXT *fc, FRAME_COUNTS *counts, - PREDICTION_MODE mode, int16_t mode_context, - uint8_t allow_update_cdf) { - (void)counts; - - int16_t mode_ctx = mode_context & NEWMV_CTX_MASK; - if (mode == NEWMV) { -#if CONFIG_ENTROPY_STATS - ++counts->newmv_mode[mode_ctx][0]; -#endif - if (allow_update_cdf) update_cdf(fc->newmv_cdf[mode_ctx], 0, 2); - return; - } else { -#if CONFIG_ENTROPY_STATS - ++counts->newmv_mode[mode_ctx][1]; -#endif - if (allow_update_cdf) update_cdf(fc->newmv_cdf[mode_ctx], 1, 2); - - mode_ctx = (mode_context >> GLOBALMV_OFFSET) & GLOBALMV_CTX_MASK; - if (mode == GLOBALMV) { -#if CONFIG_ENTROPY_STATS - ++counts->zeromv_mode[mode_ctx][0]; -#endif - if (allow_update_cdf) update_cdf(fc->zeromv_cdf[mode_ctx], 0, 2); - return; - } else { -#if CONFIG_ENTROPY_STATS - ++counts->zeromv_mode[mode_ctx][1]; -#endif - if (allow_update_cdf) update_cdf(fc->zeromv_cdf[mode_ctx], 1, 2); - mode_ctx = (mode_context >> REFMV_OFFSET) & REFMV_CTX_MASK; -#if CONFIG_ENTROPY_STATS - ++counts->refmv_mode[mode_ctx][mode != NEARESTMV]; -#endif - if (allow_update_cdf) - update_cdf(fc->refmv_cdf[mode_ctx], mode != NEARESTMV, 2); - } - } -} - -static void update_palette_cdf(MACROBLOCKD *xd, const MB_MODE_INFO *const mbmi, - FRAME_COUNTS *counts, uint8_t allow_update_cdf) { - FRAME_CONTEXT *fc = xd->tile_ctx; - const BLOCK_SIZE bsize = mbmi->sb_type; - const PALETTE_MODE_INFO *const pmi = &mbmi->palette_mode_info; - const int palette_bsize_ctx = av1_get_palette_bsize_ctx(bsize); - - (void)counts; - - if (mbmi->mode == DC_PRED) { - const int n = pmi->palette_size[0]; - const int palette_mode_ctx = av1_get_palette_mode_ctx(xd); - -#if CONFIG_ENTROPY_STATS - ++counts->palette_y_mode[palette_bsize_ctx][palette_mode_ctx][n > 0]; -#endif - if (allow_update_cdf) - update_cdf(fc->palette_y_mode_cdf[palette_bsize_ctx][palette_mode_ctx], - n > 0, 2); - if (n > 0) { -#if CONFIG_ENTROPY_STATS - ++counts->palette_y_size[palette_bsize_ctx][n - PALETTE_MIN_SIZE]; -#endif - if (allow_update_cdf) { - update_cdf(fc->palette_y_size_cdf[palette_bsize_ctx], - n - PALETTE_MIN_SIZE, PALETTE_SIZES); - } - } - } - - if (mbmi->uv_mode == UV_DC_PRED) { - const int n = pmi->palette_size[1]; - const int palette_uv_mode_ctx = (pmi->palette_size[0] > 0); - -#if CONFIG_ENTROPY_STATS - ++counts->palette_uv_mode[palette_uv_mode_ctx][n > 0]; -#endif - if (allow_update_cdf) - update_cdf(fc->palette_uv_mode_cdf[palette_uv_mode_ctx], n > 0, 2); - - if (n > 0) { -#if CONFIG_ENTROPY_STATS - ++counts->palette_uv_size[palette_bsize_ctx][n - PALETTE_MIN_SIZE]; -#endif - if (allow_update_cdf) { - update_cdf(fc->palette_uv_size_cdf[palette_bsize_ctx], - n - PALETTE_MIN_SIZE, PALETTE_SIZES); - } - } - } -} - -static void sum_intra_stats(const AV1_COMMON *const cm, FRAME_COUNTS *counts, - MACROBLOCKD *xd, const MB_MODE_INFO *const mbmi, - const MB_MODE_INFO *above_mi, - const MB_MODE_INFO *left_mi, const int intraonly, - const int mi_row, const int mi_col, - uint8_t allow_update_cdf) { - FRAME_CONTEXT *fc = xd->tile_ctx; - const PREDICTION_MODE y_mode = mbmi->mode; - const UV_PREDICTION_MODE uv_mode = mbmi->uv_mode; - (void)counts; - const BLOCK_SIZE bsize = mbmi->sb_type; - - if (intraonly) { -#if CONFIG_ENTROPY_STATS - const PREDICTION_MODE above = av1_above_block_mode(above_mi); - const PREDICTION_MODE left = av1_left_block_mode(left_mi); - const int above_ctx = intra_mode_context[above]; - const int left_ctx = intra_mode_context[left]; - ++counts->kf_y_mode[above_ctx][left_ctx][y_mode]; -#endif // CONFIG_ENTROPY_STATS - if (allow_update_cdf) - update_cdf(get_y_mode_cdf(fc, above_mi, left_mi), y_mode, INTRA_MODES); - } else { -#if CONFIG_ENTROPY_STATS - ++counts->y_mode[size_group_lookup[bsize]][y_mode]; -#endif // CONFIG_ENTROPY_STATS - if (allow_update_cdf) - update_cdf(fc->y_mode_cdf[size_group_lookup[bsize]], y_mode, INTRA_MODES); - } - - if (av1_filter_intra_allowed(cm, mbmi)) { - const int use_filter_intra_mode = - mbmi->filter_intra_mode_info.use_filter_intra; -#if CONFIG_ENTROPY_STATS - ++counts->filter_intra[mbmi->sb_type][use_filter_intra_mode]; - if (use_filter_intra_mode) { - ++counts - ->filter_intra_mode[mbmi->filter_intra_mode_info.filter_intra_mode]; - } -#endif // CONFIG_ENTROPY_STATS - if (allow_update_cdf) { - update_cdf(fc->filter_intra_cdfs[mbmi->sb_type], use_filter_intra_mode, - 2); - if (use_filter_intra_mode) { - update_cdf(fc->filter_intra_mode_cdf, - mbmi->filter_intra_mode_info.filter_intra_mode, - FILTER_INTRA_MODES); - } - } - } - if (av1_is_directional_mode(mbmi->mode) && av1_use_angle_delta(bsize)) { -#if CONFIG_ENTROPY_STATS - ++counts->angle_delta[mbmi->mode - V_PRED] - [mbmi->angle_delta[PLANE_TYPE_Y] + MAX_ANGLE_DELTA]; -#endif - if (allow_update_cdf) { - update_cdf(fc->angle_delta_cdf[mbmi->mode - V_PRED], - mbmi->angle_delta[PLANE_TYPE_Y] + MAX_ANGLE_DELTA, - 2 * MAX_ANGLE_DELTA + 1); - } - } - - if (!is_chroma_reference(mi_row, mi_col, bsize, - xd->plane[AOM_PLANE_U].subsampling_x, - xd->plane[AOM_PLANE_U].subsampling_y)) - return; - -#if CONFIG_ENTROPY_STATS - ++counts->uv_mode[is_cfl_allowed(xd)][y_mode][uv_mode]; -#endif // CONFIG_ENTROPY_STATS - if (allow_update_cdf) { - const CFL_ALLOWED_TYPE cfl_allowed = is_cfl_allowed(xd); - update_cdf(fc->uv_mode_cdf[cfl_allowed][y_mode], uv_mode, - UV_INTRA_MODES - !cfl_allowed); - } - if (uv_mode == UV_CFL_PRED) { - const int joint_sign = mbmi->cfl_alpha_signs; - const int idx = mbmi->cfl_alpha_idx; - -#if CONFIG_ENTROPY_STATS - ++counts->cfl_sign[joint_sign]; -#endif - if (allow_update_cdf) - update_cdf(fc->cfl_sign_cdf, joint_sign, CFL_JOINT_SIGNS); - if (CFL_SIGN_U(joint_sign) != CFL_SIGN_ZERO) { - aom_cdf_prob *cdf_u = fc->cfl_alpha_cdf[CFL_CONTEXT_U(joint_sign)]; - -#if CONFIG_ENTROPY_STATS - ++counts->cfl_alpha[CFL_CONTEXT_U(joint_sign)][CFL_IDX_U(idx)]; -#endif - if (allow_update_cdf) - update_cdf(cdf_u, CFL_IDX_U(idx), CFL_ALPHABET_SIZE); - } - if (CFL_SIGN_V(joint_sign) != CFL_SIGN_ZERO) { - aom_cdf_prob *cdf_v = fc->cfl_alpha_cdf[CFL_CONTEXT_V(joint_sign)]; - -#if CONFIG_ENTROPY_STATS - ++counts->cfl_alpha[CFL_CONTEXT_V(joint_sign)][CFL_IDX_V(idx)]; -#endif - if (allow_update_cdf) - update_cdf(cdf_v, CFL_IDX_V(idx), CFL_ALPHABET_SIZE); - } - } - if (av1_is_directional_mode(get_uv_mode(uv_mode)) && - av1_use_angle_delta(bsize)) { -#if CONFIG_ENTROPY_STATS - ++counts->angle_delta[uv_mode - UV_V_PRED] - [mbmi->angle_delta[PLANE_TYPE_UV] + MAX_ANGLE_DELTA]; -#endif - if (allow_update_cdf) { - update_cdf(fc->angle_delta_cdf[uv_mode - UV_V_PRED], - mbmi->angle_delta[PLANE_TYPE_UV] + MAX_ANGLE_DELTA, - 2 * MAX_ANGLE_DELTA + 1); - } - } - if (av1_allow_palette(cm->allow_screen_content_tools, bsize)) - update_palette_cdf(xd, mbmi, counts, allow_update_cdf); -} - -static void update_stats(const AV1_COMMON *const cm, TileDataEnc *tile_data, - ThreadData *td, int mi_row, int mi_col) { - MACROBLOCK *x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - const MB_MODE_INFO *const mbmi = xd->mi[0]; - const MB_MODE_INFO_EXT *const mbmi_ext = x->mbmi_ext; - const BLOCK_SIZE bsize = mbmi->sb_type; - FRAME_CONTEXT *fc = xd->tile_ctx; - const uint8_t allow_update_cdf = tile_data->allow_update_cdf; - - // delta quant applies to both intra and inter - const int super_block_upper_left = - ((mi_row & (cm->seq_params.mib_size - 1)) == 0) && - ((mi_col & (cm->seq_params.mib_size - 1)) == 0); - - const int seg_ref_active = - segfeature_active(&cm->seg, mbmi->segment_id, SEG_LVL_REF_FRAME); - - if (cm->skip_mode_flag && !seg_ref_active && is_comp_ref_allowed(bsize)) { - const int skip_mode_ctx = av1_get_skip_mode_context(xd); -#if CONFIG_ENTROPY_STATS - td->counts->skip_mode[skip_mode_ctx][mbmi->skip_mode]++; -#endif - if (allow_update_cdf) - update_cdf(fc->skip_mode_cdfs[skip_mode_ctx], mbmi->skip_mode, 2); - } - - if (!mbmi->skip_mode) { - if (!seg_ref_active) { - const int skip_ctx = av1_get_skip_context(xd); -#if CONFIG_ENTROPY_STATS - td->counts->skip[skip_ctx][mbmi->skip]++; -#endif - if (allow_update_cdf) update_cdf(fc->skip_cdfs[skip_ctx], mbmi->skip, 2); - } - } - - if (cm->delta_q_present_flag && - (bsize != cm->seq_params.sb_size || !mbmi->skip) && - super_block_upper_left) { -#if CONFIG_ENTROPY_STATS - const int dq = - (mbmi->current_qindex - xd->current_qindex) / cm->delta_q_res; - const int absdq = abs(dq); - for (int i = 0; i < AOMMIN(absdq, DELTA_Q_SMALL); ++i) { - td->counts->delta_q[i][1]++; - } - if (absdq < DELTA_Q_SMALL) td->counts->delta_q[absdq][0]++; -#endif - xd->current_qindex = mbmi->current_qindex; - if (cm->delta_lf_present_flag) { - if (cm->delta_lf_multi) { - const int frame_lf_count = - av1_num_planes(cm) > 1 ? FRAME_LF_COUNT : FRAME_LF_COUNT - 2; - for (int lf_id = 0; lf_id < frame_lf_count; ++lf_id) { -#if CONFIG_ENTROPY_STATS - const int delta_lf = - (mbmi->delta_lf[lf_id] - xd->delta_lf[lf_id]) / cm->delta_lf_res; - const int abs_delta_lf = abs(delta_lf); - for (int i = 0; i < AOMMIN(abs_delta_lf, DELTA_LF_SMALL); ++i) { - td->counts->delta_lf_multi[lf_id][i][1]++; - } - if (abs_delta_lf < DELTA_LF_SMALL) - td->counts->delta_lf_multi[lf_id][abs_delta_lf][0]++; -#endif - xd->delta_lf[lf_id] = mbmi->delta_lf[lf_id]; - } - } else { -#if CONFIG_ENTROPY_STATS - const int delta_lf = - (mbmi->delta_lf_from_base - xd->delta_lf_from_base) / - cm->delta_lf_res; - const int abs_delta_lf = abs(delta_lf); - for (int i = 0; i < AOMMIN(abs_delta_lf, DELTA_LF_SMALL); ++i) { - td->counts->delta_lf[i][1]++; - } - if (abs_delta_lf < DELTA_LF_SMALL) - td->counts->delta_lf[abs_delta_lf][0]++; -#endif - xd->delta_lf_from_base = mbmi->delta_lf_from_base; - } - } - } - - if (!is_inter_block(mbmi)) { - sum_intra_stats(cm, td->counts, xd, mbmi, xd->above_mbmi, xd->left_mbmi, - frame_is_intra_only(cm), mi_row, mi_col, - tile_data->allow_update_cdf); - } - - if (av1_allow_intrabc(cm)) { - if (allow_update_cdf) - update_cdf(fc->intrabc_cdf, is_intrabc_block(mbmi), 2); -#if CONFIG_ENTROPY_STATS - ++td->counts->intrabc[is_intrabc_block(mbmi)]; -#endif // CONFIG_ENTROPY_STATS - } - - if (!frame_is_intra_only(cm)) { - RD_COUNTS *rdc = &td->rd_counts; - - FRAME_COUNTS *const counts = td->counts; - - if (mbmi->skip_mode) { - rdc->skip_mode_used_flag = 1; - if (cm->reference_mode == REFERENCE_MODE_SELECT) { - assert(has_second_ref(mbmi)); - rdc->compound_ref_used_flag = 1; - } - set_ref_ptrs(cm, xd, mbmi->ref_frame[0], mbmi->ref_frame[1]); - return; - } - - const int inter_block = is_inter_block(mbmi); - - if (!seg_ref_active) { -#if CONFIG_ENTROPY_STATS - counts->intra_inter[av1_get_intra_inter_context(xd)][inter_block]++; -#endif - if (allow_update_cdf) { - update_cdf(fc->intra_inter_cdf[av1_get_intra_inter_context(xd)], - inter_block, 2); - } - // If the segment reference feature is enabled we have only a single - // reference frame allowed for the segment so exclude it from - // the reference frame counts used to work out probabilities. - if (inter_block) { - const MV_REFERENCE_FRAME ref0 = mbmi->ref_frame[0]; - const MV_REFERENCE_FRAME ref1 = mbmi->ref_frame[1]; - - av1_collect_neighbors_ref_counts(xd); - - if (cm->reference_mode == REFERENCE_MODE_SELECT) { - if (has_second_ref(mbmi)) - // This flag is also updated for 4x4 blocks - rdc->compound_ref_used_flag = 1; - if (is_comp_ref_allowed(bsize)) { -#if CONFIG_ENTROPY_STATS - counts->comp_inter[av1_get_reference_mode_context(xd)] - [has_second_ref(mbmi)]++; -#endif // CONFIG_ENTROPY_STATS - if (allow_update_cdf) { - update_cdf(av1_get_reference_mode_cdf(xd), has_second_ref(mbmi), - 2); - } - } - } - - if (has_second_ref(mbmi)) { - const COMP_REFERENCE_TYPE comp_ref_type = has_uni_comp_refs(mbmi) - ? UNIDIR_COMP_REFERENCE - : BIDIR_COMP_REFERENCE; - if (allow_update_cdf) { - update_cdf(av1_get_comp_reference_type_cdf(xd), comp_ref_type, - COMP_REFERENCE_TYPES); - } -#if CONFIG_ENTROPY_STATS - counts->comp_ref_type[av1_get_comp_reference_type_context(xd)] - [comp_ref_type]++; -#endif // CONFIG_ENTROPY_STATS - - if (comp_ref_type == UNIDIR_COMP_REFERENCE) { - const int bit = (ref0 == BWDREF_FRAME); - if (allow_update_cdf) - update_cdf(av1_get_pred_cdf_uni_comp_ref_p(xd), bit, 2); -#if CONFIG_ENTROPY_STATS - counts->uni_comp_ref[av1_get_pred_context_uni_comp_ref_p(xd)][0] - [bit]++; -#endif // CONFIG_ENTROPY_STATS - if (!bit) { - const int bit1 = (ref1 == LAST3_FRAME || ref1 == GOLDEN_FRAME); - if (allow_update_cdf) - update_cdf(av1_get_pred_cdf_uni_comp_ref_p1(xd), bit1, 2); -#if CONFIG_ENTROPY_STATS - counts->uni_comp_ref[av1_get_pred_context_uni_comp_ref_p1(xd)][1] - [bit1]++; -#endif // CONFIG_ENTROPY_STATS - if (bit1) { - if (allow_update_cdf) { - update_cdf(av1_get_pred_cdf_uni_comp_ref_p2(xd), - ref1 == GOLDEN_FRAME, 2); - } -#if CONFIG_ENTROPY_STATS - counts->uni_comp_ref[av1_get_pred_context_uni_comp_ref_p2(xd)] - [2][ref1 == GOLDEN_FRAME]++; -#endif // CONFIG_ENTROPY_STATS - } - } - } else { - const int bit = (ref0 == GOLDEN_FRAME || ref0 == LAST3_FRAME); - if (allow_update_cdf) - update_cdf(av1_get_pred_cdf_comp_ref_p(xd), bit, 2); -#if CONFIG_ENTROPY_STATS - counts->comp_ref[av1_get_pred_context_comp_ref_p(xd)][0][bit]++; -#endif // CONFIG_ENTROPY_STATS - if (!bit) { - if (allow_update_cdf) { - update_cdf(av1_get_pred_cdf_comp_ref_p1(xd), - ref0 == LAST2_FRAME, 2); - } -#if CONFIG_ENTROPY_STATS - counts->comp_ref[av1_get_pred_context_comp_ref_p1(xd)][1] - [ref0 == LAST2_FRAME]++; -#endif // CONFIG_ENTROPY_STATS - } else { - if (allow_update_cdf) { - update_cdf(av1_get_pred_cdf_comp_ref_p2(xd), - ref0 == GOLDEN_FRAME, 2); - } -#if CONFIG_ENTROPY_STATS - counts->comp_ref[av1_get_pred_context_comp_ref_p2(xd)][2] - [ref0 == GOLDEN_FRAME]++; -#endif // CONFIG_ENTROPY_STATS - } - if (allow_update_cdf) { - update_cdf(av1_get_pred_cdf_comp_bwdref_p(xd), - ref1 == ALTREF_FRAME, 2); - } -#if CONFIG_ENTROPY_STATS - counts->comp_bwdref[av1_get_pred_context_comp_bwdref_p(xd)][0] - [ref1 == ALTREF_FRAME]++; -#endif // CONFIG_ENTROPY_STATS - if (ref1 != ALTREF_FRAME) { - if (allow_update_cdf) { - update_cdf(av1_get_pred_cdf_comp_bwdref_p1(xd), - ref1 == ALTREF2_FRAME, 2); - } -#if CONFIG_ENTROPY_STATS - counts->comp_bwdref[av1_get_pred_context_comp_bwdref_p1(xd)][1] - [ref1 == ALTREF2_FRAME]++; -#endif // CONFIG_ENTROPY_STATS - } - } - } else { - const int bit = (ref0 >= BWDREF_FRAME); - if (allow_update_cdf) - update_cdf(av1_get_pred_cdf_single_ref_p1(xd), bit, 2); -#if CONFIG_ENTROPY_STATS - counts->single_ref[av1_get_pred_context_single_ref_p1(xd)][0][bit]++; -#endif // CONFIG_ENTROPY_STATS - if (bit) { - assert(ref0 <= ALTREF_FRAME); - if (allow_update_cdf) { - update_cdf(av1_get_pred_cdf_single_ref_p2(xd), - ref0 == ALTREF_FRAME, 2); - } -#if CONFIG_ENTROPY_STATS - counts->single_ref[av1_get_pred_context_single_ref_p2(xd)][1] - [ref0 == ALTREF_FRAME]++; -#endif // CONFIG_ENTROPY_STATS - if (ref0 != ALTREF_FRAME) { - if (allow_update_cdf) { - update_cdf(av1_get_pred_cdf_single_ref_p6(xd), - ref0 == ALTREF2_FRAME, 2); - } -#if CONFIG_ENTROPY_STATS - counts->single_ref[av1_get_pred_context_single_ref_p6(xd)][5] - [ref0 == ALTREF2_FRAME]++; -#endif // CONFIG_ENTROPY_STATS - } - } else { - const int bit1 = !(ref0 == LAST2_FRAME || ref0 == LAST_FRAME); - if (allow_update_cdf) - update_cdf(av1_get_pred_cdf_single_ref_p3(xd), bit1, 2); -#if CONFIG_ENTROPY_STATS - counts - ->single_ref[av1_get_pred_context_single_ref_p3(xd)][2][bit1]++; -#endif // CONFIG_ENTROPY_STATS - if (!bit1) { - if (allow_update_cdf) { - update_cdf(av1_get_pred_cdf_single_ref_p4(xd), - ref0 != LAST_FRAME, 2); - } -#if CONFIG_ENTROPY_STATS - counts->single_ref[av1_get_pred_context_single_ref_p4(xd)][3] - [ref0 != LAST_FRAME]++; -#endif // CONFIG_ENTROPY_STATS - } else { - if (allow_update_cdf) { - update_cdf(av1_get_pred_cdf_single_ref_p5(xd), - ref0 != LAST3_FRAME, 2); - } -#if CONFIG_ENTROPY_STATS - counts->single_ref[av1_get_pred_context_single_ref_p5(xd)][4] - [ref0 != LAST3_FRAME]++; -#endif // CONFIG_ENTROPY_STATS - } - } - } - - if (cm->seq_params.enable_interintra_compound && - is_interintra_allowed(mbmi)) { - const int bsize_group = size_group_lookup[bsize]; - if (mbmi->ref_frame[1] == INTRA_FRAME) { -#if CONFIG_ENTROPY_STATS - counts->interintra[bsize_group][1]++; -#endif - if (allow_update_cdf) - update_cdf(fc->interintra_cdf[bsize_group], 1, 2); -#if CONFIG_ENTROPY_STATS - counts->interintra_mode[bsize_group][mbmi->interintra_mode]++; -#endif - if (allow_update_cdf) { - update_cdf(fc->interintra_mode_cdf[bsize_group], - mbmi->interintra_mode, INTERINTRA_MODES); - } - if (is_interintra_wedge_used(bsize)) { -#if CONFIG_ENTROPY_STATS - counts->wedge_interintra[bsize][mbmi->use_wedge_interintra]++; -#endif - if (allow_update_cdf) { - update_cdf(fc->wedge_interintra_cdf[bsize], - mbmi->use_wedge_interintra, 2); - } - if (mbmi->use_wedge_interintra) { -#if CONFIG_ENTROPY_STATS - counts->wedge_idx[bsize][mbmi->interintra_wedge_index]++; -#endif - if (allow_update_cdf) { - update_cdf(fc->wedge_idx_cdf[bsize], - mbmi->interintra_wedge_index, 16); - } - } - } - } else { -#if CONFIG_ENTROPY_STATS - counts->interintra[bsize_group][0]++; -#endif - if (allow_update_cdf) - update_cdf(fc->interintra_cdf[bsize_group], 0, 2); - } - } - - set_ref_ptrs(cm, xd, mbmi->ref_frame[0], mbmi->ref_frame[1]); - const MOTION_MODE motion_allowed = - cm->switchable_motion_mode - ? motion_mode_allowed(xd->global_motion, xd, mbmi, - cm->allow_warped_motion) - : SIMPLE_TRANSLATION; - if (mbmi->ref_frame[1] != INTRA_FRAME) { - if (motion_allowed == WARPED_CAUSAL) { -#if CONFIG_ENTROPY_STATS - counts->motion_mode[bsize][mbmi->motion_mode]++; -#endif - if (allow_update_cdf) { - update_cdf(fc->motion_mode_cdf[bsize], mbmi->motion_mode, - MOTION_MODES); - } - } else if (motion_allowed == OBMC_CAUSAL) { -#if CONFIG_ENTROPY_STATS - counts->obmc[bsize][mbmi->motion_mode == OBMC_CAUSAL]++; -#endif - if (allow_update_cdf) { - update_cdf(fc->obmc_cdf[bsize], mbmi->motion_mode == OBMC_CAUSAL, - 2); - } - } - } - - if (has_second_ref(mbmi)) { - assert(cm->reference_mode != SINGLE_REFERENCE && - is_inter_compound_mode(mbmi->mode) && - mbmi->motion_mode == SIMPLE_TRANSLATION); - - const int masked_compound_used = - is_any_masked_compound_used(bsize) && - cm->seq_params.enable_masked_compound; - if (masked_compound_used) { - const int comp_group_idx_ctx = get_comp_group_idx_context(xd); -#if CONFIG_ENTROPY_STATS - ++counts->comp_group_idx[comp_group_idx_ctx][mbmi->comp_group_idx]; -#endif - if (allow_update_cdf) { - update_cdf(fc->comp_group_idx_cdf[comp_group_idx_ctx], - mbmi->comp_group_idx, 2); - } - } - - if (mbmi->comp_group_idx == 0) { - const int comp_index_ctx = get_comp_index_context(cm, xd); -#if CONFIG_ENTROPY_STATS - ++counts->compound_index[comp_index_ctx][mbmi->compound_idx]; -#endif - if (allow_update_cdf) { - update_cdf(fc->compound_index_cdf[comp_index_ctx], - mbmi->compound_idx, 2); - } - } else { - assert(masked_compound_used); - if (is_interinter_compound_used(COMPOUND_WEDGE, bsize)) { -#if CONFIG_ENTROPY_STATS - ++counts->compound_type[bsize][mbmi->interinter_comp.type - 1]; -#endif - if (allow_update_cdf) { - update_cdf(fc->compound_type_cdf[bsize], - mbmi->interinter_comp.type - 1, COMPOUND_TYPES - 1); - } - } - } - } - if (mbmi->interinter_comp.type == COMPOUND_WEDGE) { - if (is_interinter_compound_used(COMPOUND_WEDGE, bsize)) { -#if CONFIG_ENTROPY_STATS - counts->wedge_idx[bsize][mbmi->interinter_comp.wedge_index]++; -#endif - if (allow_update_cdf) { - update_cdf(fc->wedge_idx_cdf[bsize], - mbmi->interinter_comp.wedge_index, 16); - } - } - } - } - } - - if (inter_block && - !segfeature_active(&cm->seg, mbmi->segment_id, SEG_LVL_SKIP)) { - int16_t mode_ctx; - const PREDICTION_MODE mode = mbmi->mode; - - mode_ctx = - av1_mode_context_analyzer(mbmi_ext->mode_context, mbmi->ref_frame); - if (has_second_ref(mbmi)) { -#if CONFIG_ENTROPY_STATS - ++counts->inter_compound_mode[mode_ctx][INTER_COMPOUND_OFFSET(mode)]; -#endif - if (allow_update_cdf) - update_cdf(fc->inter_compound_mode_cdf[mode_ctx], - INTER_COMPOUND_OFFSET(mode), INTER_COMPOUND_MODES); - } else { - update_inter_mode_stats(fc, counts, mode, mode_ctx, allow_update_cdf); - } - - int mode_allowed = (mbmi->mode == NEWMV); - mode_allowed |= (mbmi->mode == NEW_NEWMV); - if (mode_allowed) { - uint8_t ref_frame_type = av1_ref_frame_type(mbmi->ref_frame); - int idx; - - for (idx = 0; idx < 2; ++idx) { - if (mbmi_ext->ref_mv_count[ref_frame_type] > idx + 1) { -#if CONFIG_ENTROPY_STATS - uint8_t drl_ctx = - av1_drl_ctx(mbmi_ext->ref_mv_stack[ref_frame_type], idx); - ++counts->drl_mode[drl_ctx][mbmi->ref_mv_idx != idx]; -#endif - - if (mbmi->ref_mv_idx == idx) break; - } - } - } - - if (have_nearmv_in_inter_mode(mbmi->mode)) { - uint8_t ref_frame_type = av1_ref_frame_type(mbmi->ref_frame); - int idx; - - for (idx = 1; idx < 3; ++idx) { - if (mbmi_ext->ref_mv_count[ref_frame_type] > idx + 1) { -#if CONFIG_ENTROPY_STATS - uint8_t drl_ctx = - av1_drl_ctx(mbmi_ext->ref_mv_stack[ref_frame_type], idx); - ++counts->drl_mode[drl_ctx][mbmi->ref_mv_idx != idx - 1]; -#endif - - if (mbmi->ref_mv_idx == idx - 1) break; - } - } - } - } - } -} - -typedef struct { - ENTROPY_CONTEXT a[MAX_MIB_SIZE * MAX_MB_PLANE]; - ENTROPY_CONTEXT l[MAX_MIB_SIZE * MAX_MB_PLANE]; - PARTITION_CONTEXT sa[MAX_MIB_SIZE]; - PARTITION_CONTEXT sl[MAX_MIB_SIZE]; - TXFM_CONTEXT *p_ta; - TXFM_CONTEXT *p_tl; - TXFM_CONTEXT ta[MAX_MIB_SIZE]; - TXFM_CONTEXT tl[MAX_MIB_SIZE]; -} RD_SEARCH_MACROBLOCK_CONTEXT; - -static void restore_context(MACROBLOCK *x, - const RD_SEARCH_MACROBLOCK_CONTEXT *ctx, int mi_row, - int mi_col, BLOCK_SIZE bsize, - const int num_planes) { - MACROBLOCKD *xd = &x->e_mbd; - int p; - const int num_4x4_blocks_wide = - block_size_wide[bsize] >> tx_size_wide_log2[0]; - const int num_4x4_blocks_high = - block_size_high[bsize] >> tx_size_high_log2[0]; - int mi_width = mi_size_wide[bsize]; - int mi_height = mi_size_high[bsize]; - for (p = 0; p < num_planes; p++) { - int tx_col = mi_col; - int tx_row = mi_row & MAX_MIB_MASK; - memcpy(xd->above_context[p] + (tx_col >> xd->plane[p].subsampling_x), - ctx->a + num_4x4_blocks_wide * p, - (sizeof(ENTROPY_CONTEXT) * num_4x4_blocks_wide) >> - xd->plane[p].subsampling_x); - memcpy(xd->left_context[p] + (tx_row >> xd->plane[p].subsampling_y), - ctx->l + num_4x4_blocks_high * p, - (sizeof(ENTROPY_CONTEXT) * num_4x4_blocks_high) >> - xd->plane[p].subsampling_y); - } - memcpy(xd->above_seg_context + mi_col, ctx->sa, - sizeof(*xd->above_seg_context) * mi_width); - memcpy(xd->left_seg_context + (mi_row & MAX_MIB_MASK), ctx->sl, - sizeof(xd->left_seg_context[0]) * mi_height); - xd->above_txfm_context = ctx->p_ta; - xd->left_txfm_context = ctx->p_tl; - memcpy(xd->above_txfm_context, ctx->ta, - sizeof(*xd->above_txfm_context) * mi_width); - memcpy(xd->left_txfm_context, ctx->tl, - sizeof(*xd->left_txfm_context) * mi_height); -} - -static void save_context(const MACROBLOCK *x, RD_SEARCH_MACROBLOCK_CONTEXT *ctx, - int mi_row, int mi_col, BLOCK_SIZE bsize, - const int num_planes) { - const MACROBLOCKD *xd = &x->e_mbd; - int p; - const int num_4x4_blocks_wide = - block_size_wide[bsize] >> tx_size_wide_log2[0]; - const int num_4x4_blocks_high = - block_size_high[bsize] >> tx_size_high_log2[0]; - int mi_width = mi_size_wide[bsize]; - int mi_height = mi_size_high[bsize]; - - // buffer the above/left context information of the block in search. - for (p = 0; p < num_planes; ++p) { - int tx_col = mi_col; - int tx_row = mi_row & MAX_MIB_MASK; - memcpy(ctx->a + num_4x4_blocks_wide * p, - xd->above_context[p] + (tx_col >> xd->plane[p].subsampling_x), - (sizeof(ENTROPY_CONTEXT) * num_4x4_blocks_wide) >> - xd->plane[p].subsampling_x); - memcpy(ctx->l + num_4x4_blocks_high * p, - xd->left_context[p] + (tx_row >> xd->plane[p].subsampling_y), - (sizeof(ENTROPY_CONTEXT) * num_4x4_blocks_high) >> - xd->plane[p].subsampling_y); - } - memcpy(ctx->sa, xd->above_seg_context + mi_col, - sizeof(*xd->above_seg_context) * mi_width); - memcpy(ctx->sl, xd->left_seg_context + (mi_row & MAX_MIB_MASK), - sizeof(xd->left_seg_context[0]) * mi_height); - memcpy(ctx->ta, xd->above_txfm_context, - sizeof(*xd->above_txfm_context) * mi_width); - memcpy(ctx->tl, xd->left_txfm_context, - sizeof(*xd->left_txfm_context) * mi_height); - ctx->p_ta = xd->above_txfm_context; - ctx->p_tl = xd->left_txfm_context; -} - -static void encode_b(const AV1_COMP *const cpi, TileDataEnc *tile_data, - ThreadData *td, TOKENEXTRA **tp, int mi_row, int mi_col, - RUN_TYPE dry_run, BLOCK_SIZE bsize, - PARTITION_TYPE partition, - const PICK_MODE_CONTEXT *const ctx, int *rate) { - TileInfo *const tile = &tile_data->tile_info; - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *xd = &x->e_mbd; - - set_offsets(cpi, tile, x, mi_row, mi_col, bsize); - MB_MODE_INFO *mbmi = xd->mi[0]; - mbmi->partition = partition; - update_state(cpi, tile_data, td, ctx, mi_row, mi_col, bsize, dry_run); - - if (!dry_run) av1_set_coeff_buffer(cpi, x, mi_row, mi_col); - - encode_superblock(cpi, tile_data, td, tp, dry_run, mi_row, mi_col, bsize, - rate); - - if (dry_run == 0) - x->cb_offset += block_size_wide[bsize] * block_size_high[bsize]; - - if (!dry_run) { - if (bsize == cpi->common.seq_params.sb_size && mbmi->skip == 1 && - cpi->common.delta_lf_present_flag) { - const int frame_lf_count = av1_num_planes(&cpi->common) > 1 - ? FRAME_LF_COUNT - : FRAME_LF_COUNT - 2; - for (int lf_id = 0; lf_id < frame_lf_count; ++lf_id) - mbmi->delta_lf[lf_id] = xd->delta_lf[lf_id]; - mbmi->delta_lf_from_base = xd->delta_lf_from_base; - } - if (has_second_ref(mbmi)) { - if (mbmi->compound_idx == 0 || - mbmi->interinter_comp.type == COMPOUND_AVERAGE) - mbmi->comp_group_idx = 0; - else - mbmi->comp_group_idx = 1; - } - update_stats(&cpi->common, tile_data, td, mi_row, mi_col); - } -} - -static void encode_sb(const AV1_COMP *const cpi, ThreadData *td, - TileDataEnc *tile_data, TOKENEXTRA **tp, int mi_row, - int mi_col, RUN_TYPE dry_run, BLOCK_SIZE bsize, - PC_TREE *pc_tree, int *rate) { - const AV1_COMMON *const cm = &cpi->common; - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - const int hbs = mi_size_wide[bsize] / 2; - const int is_partition_root = bsize >= BLOCK_8X8; - const int ctx = is_partition_root - ? partition_plane_context(xd, mi_row, mi_col, bsize) - : -1; - const PARTITION_TYPE partition = pc_tree->partitioning; - const BLOCK_SIZE subsize = get_partition_subsize(bsize, partition); - int quarter_step = mi_size_wide[bsize] / 4; - int i; - BLOCK_SIZE bsize2 = get_partition_subsize(bsize, PARTITION_SPLIT); - - if (mi_row >= cm->mi_rows || mi_col >= cm->mi_cols) return; - - if (!dry_run && ctx >= 0) { - const int has_rows = (mi_row + hbs) < cm->mi_rows; - const int has_cols = (mi_col + hbs) < cm->mi_cols; - - if (has_rows && has_cols) { -#if CONFIG_ENTROPY_STATS - td->counts->partition[ctx][partition]++; -#endif - - if (tile_data->allow_update_cdf) { - FRAME_CONTEXT *fc = xd->tile_ctx; - update_cdf(fc->partition_cdf[ctx], partition, - partition_cdf_length(bsize)); - } - } - } - - switch (partition) { - case PARTITION_NONE: - encode_b(cpi, tile_data, td, tp, mi_row, mi_col, dry_run, subsize, - partition, &pc_tree->none, rate); - break; - case PARTITION_VERT: - encode_b(cpi, tile_data, td, tp, mi_row, mi_col, dry_run, subsize, - partition, &pc_tree->vertical[0], rate); - if (mi_col + hbs < cm->mi_cols) { - encode_b(cpi, tile_data, td, tp, mi_row, mi_col + hbs, dry_run, subsize, - partition, &pc_tree->vertical[1], rate); - } - break; - case PARTITION_HORZ: - encode_b(cpi, tile_data, td, tp, mi_row, mi_col, dry_run, subsize, - partition, &pc_tree->horizontal[0], rate); - if (mi_row + hbs < cm->mi_rows) { - encode_b(cpi, tile_data, td, tp, mi_row + hbs, mi_col, dry_run, subsize, - partition, &pc_tree->horizontal[1], rate); - } - break; - case PARTITION_SPLIT: - encode_sb(cpi, td, tile_data, tp, mi_row, mi_col, dry_run, subsize, - pc_tree->split[0], rate); - encode_sb(cpi, td, tile_data, tp, mi_row, mi_col + hbs, dry_run, subsize, - pc_tree->split[1], rate); - encode_sb(cpi, td, tile_data, tp, mi_row + hbs, mi_col, dry_run, subsize, - pc_tree->split[2], rate); - encode_sb(cpi, td, tile_data, tp, mi_row + hbs, mi_col + hbs, dry_run, - subsize, pc_tree->split[3], rate); - break; - - case PARTITION_HORZ_A: - encode_b(cpi, tile_data, td, tp, mi_row, mi_col, dry_run, bsize2, - partition, &pc_tree->horizontala[0], rate); - encode_b(cpi, tile_data, td, tp, mi_row, mi_col + hbs, dry_run, bsize2, - partition, &pc_tree->horizontala[1], rate); - encode_b(cpi, tile_data, td, tp, mi_row + hbs, mi_col, dry_run, subsize, - partition, &pc_tree->horizontala[2], rate); - break; - case PARTITION_HORZ_B: - encode_b(cpi, tile_data, td, tp, mi_row, mi_col, dry_run, subsize, - partition, &pc_tree->horizontalb[0], rate); - encode_b(cpi, tile_data, td, tp, mi_row + hbs, mi_col, dry_run, bsize2, - partition, &pc_tree->horizontalb[1], rate); - encode_b(cpi, tile_data, td, tp, mi_row + hbs, mi_col + hbs, dry_run, - bsize2, partition, &pc_tree->horizontalb[2], rate); - break; - case PARTITION_VERT_A: - encode_b(cpi, tile_data, td, tp, mi_row, mi_col, dry_run, bsize2, - partition, &pc_tree->verticala[0], rate); - encode_b(cpi, tile_data, td, tp, mi_row + hbs, mi_col, dry_run, bsize2, - partition, &pc_tree->verticala[1], rate); - encode_b(cpi, tile_data, td, tp, mi_row, mi_col + hbs, dry_run, subsize, - partition, &pc_tree->verticala[2], rate); - - break; - case PARTITION_VERT_B: - encode_b(cpi, tile_data, td, tp, mi_row, mi_col, dry_run, subsize, - partition, &pc_tree->verticalb[0], rate); - encode_b(cpi, tile_data, td, tp, mi_row, mi_col + hbs, dry_run, bsize2, - partition, &pc_tree->verticalb[1], rate); - encode_b(cpi, tile_data, td, tp, mi_row + hbs, mi_col + hbs, dry_run, - bsize2, partition, &pc_tree->verticalb[2], rate); - break; - case PARTITION_HORZ_4: - for (i = 0; i < 4; ++i) { - int this_mi_row = mi_row + i * quarter_step; - if (i > 0 && this_mi_row >= cm->mi_rows) break; - - encode_b(cpi, tile_data, td, tp, this_mi_row, mi_col, dry_run, subsize, - partition, &pc_tree->horizontal4[i], rate); - } - break; - case PARTITION_VERT_4: - for (i = 0; i < 4; ++i) { - int this_mi_col = mi_col + i * quarter_step; - if (i > 0 && this_mi_col >= cm->mi_cols) break; - - encode_b(cpi, tile_data, td, tp, mi_row, this_mi_col, dry_run, subsize, - partition, &pc_tree->vertical4[i], rate); - } - break; - default: assert(0 && "Invalid partition type."); break; - } - - update_ext_partition_context(xd, mi_row, mi_col, subsize, bsize, partition); -} - -// Check to see if the given partition size is allowed for a specified number -// of mi block rows and columns remaining in the image. -// If not then return the largest allowed partition size -static BLOCK_SIZE find_partition_size(BLOCK_SIZE bsize, int rows_left, - int cols_left, int *bh, int *bw) { - if (rows_left <= 0 || cols_left <= 0) { - return AOMMIN(bsize, BLOCK_8X8); - } else { - for (; bsize > 0; bsize -= 3) { - *bh = mi_size_high[bsize]; - *bw = mi_size_wide[bsize]; - if ((*bh <= rows_left) && (*bw <= cols_left)) { - break; - } - } - } - return bsize; -} - -static void set_partial_sb_partition(const AV1_COMMON *const cm, - MB_MODE_INFO *mi, int bh_in, int bw_in, - int mi_rows_remaining, - int mi_cols_remaining, BLOCK_SIZE bsize, - MB_MODE_INFO **mib) { - int bh = bh_in; - int r, c; - for (r = 0; r < cm->seq_params.mib_size; r += bh) { - int bw = bw_in; - for (c = 0; c < cm->seq_params.mib_size; c += bw) { - const int index = r * cm->mi_stride + c; - mib[index] = mi + index; - mib[index]->sb_type = find_partition_size( - bsize, mi_rows_remaining - r, mi_cols_remaining - c, &bh, &bw); - } - } -} - -// This function attempts to set all mode info entries in a given superblock -// to the same block partition size. -// However, at the bottom and right borders of the image the requested size -// may not be allowed in which case this code attempts to choose the largest -// allowable partition. -static void set_fixed_partitioning(AV1_COMP *cpi, const TileInfo *const tile, - MB_MODE_INFO **mib, int mi_row, int mi_col, - BLOCK_SIZE bsize) { - AV1_COMMON *const cm = &cpi->common; - const int mi_rows_remaining = tile->mi_row_end - mi_row; - const int mi_cols_remaining = tile->mi_col_end - mi_col; - int block_row, block_col; - MB_MODE_INFO *const mi_upper_left = cm->mi + mi_row * cm->mi_stride + mi_col; - int bh = mi_size_high[bsize]; - int bw = mi_size_wide[bsize]; - - assert((mi_rows_remaining > 0) && (mi_cols_remaining > 0)); - - // Apply the requested partition size to the SB if it is all "in image" - if ((mi_cols_remaining >= cm->seq_params.mib_size) && - (mi_rows_remaining >= cm->seq_params.mib_size)) { - for (block_row = 0; block_row < cm->seq_params.mib_size; block_row += bh) { - for (block_col = 0; block_col < cm->seq_params.mib_size; - block_col += bw) { - int index = block_row * cm->mi_stride + block_col; - mib[index] = mi_upper_left + index; - mib[index]->sb_type = bsize; - } - } - } else { - // Else this is a partial SB. - set_partial_sb_partition(cm, mi_upper_left, bh, bw, mi_rows_remaining, - mi_cols_remaining, bsize, mib); - } -} - -static void rd_use_partition(AV1_COMP *cpi, ThreadData *td, - TileDataEnc *tile_data, MB_MODE_INFO **mib, - TOKENEXTRA **tp, int mi_row, int mi_col, - BLOCK_SIZE bsize, int *rate, int64_t *dist, - int do_recon, PC_TREE *pc_tree) { - AV1_COMMON *const cm = &cpi->common; - const int num_planes = av1_num_planes(cm); - TileInfo *const tile_info = &tile_data->tile_info; - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - const int bs = mi_size_wide[bsize]; - const int hbs = bs / 2; - int i; - const int pl = (bsize >= BLOCK_8X8) - ? partition_plane_context(xd, mi_row, mi_col, bsize) - : 0; - const PARTITION_TYPE partition = - (bsize >= BLOCK_8X8) ? get_partition(cm, mi_row, mi_col, bsize) - : PARTITION_NONE; - const BLOCK_SIZE subsize = get_partition_subsize(bsize, partition); - RD_SEARCH_MACROBLOCK_CONTEXT x_ctx; - RD_STATS last_part_rdc, none_rdc, chosen_rdc; - BLOCK_SIZE sub_subsize = BLOCK_4X4; - int splits_below = 0; - BLOCK_SIZE bs_type = mib[0]->sb_type; - int do_partition_search = 1; - PICK_MODE_CONTEXT *ctx_none = &pc_tree->none; - - if (mi_row >= cm->mi_rows || mi_col >= cm->mi_cols) return; - - assert(mi_size_wide[bsize] == mi_size_high[bsize]); - - av1_invalid_rd_stats(&last_part_rdc); - av1_invalid_rd_stats(&none_rdc); - av1_invalid_rd_stats(&chosen_rdc); - - pc_tree->partitioning = partition; - - xd->above_txfm_context = cm->above_txfm_context[tile_info->tile_row] + mi_col; - xd->left_txfm_context = - xd->left_txfm_context_buffer + (mi_row & MAX_MIB_MASK); - save_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - - if (bsize == BLOCK_16X16 && cpi->vaq_refresh) { - set_offsets(cpi, tile_info, x, mi_row, mi_col, bsize); - x->mb_energy = av1_log_block_var(cpi, x, bsize); - } - - if (do_partition_search && - cpi->sf.partition_search_type == SEARCH_PARTITION && - cpi->sf.adjust_partitioning_from_last_frame) { - // Check if any of the sub blocks are further split. - if (partition == PARTITION_SPLIT && subsize > BLOCK_8X8) { - sub_subsize = get_partition_subsize(subsize, PARTITION_SPLIT); - splits_below = 1; - for (i = 0; i < 4; i++) { - int jj = i >> 1, ii = i & 0x01; - MB_MODE_INFO *this_mi = mib[jj * hbs * cm->mi_stride + ii * hbs]; - if (this_mi && this_mi->sb_type >= sub_subsize) { - splits_below = 0; - } - } - } - - // If partition is not none try none unless each of the 4 splits are split - // even further.. - if (partition != PARTITION_NONE && !splits_below && - mi_row + hbs < cm->mi_rows && mi_col + hbs < cm->mi_cols) { - pc_tree->partitioning = PARTITION_NONE; - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &none_rdc, - PARTITION_NONE, bsize, ctx_none, INT64_MAX); - - if (none_rdc.rate < INT_MAX) { - none_rdc.rate += x->partition_cost[pl][PARTITION_NONE]; - none_rdc.rdcost = RDCOST(x->rdmult, none_rdc.rate, none_rdc.dist); - } - - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - mib[0]->sb_type = bs_type; - pc_tree->partitioning = partition; - } - } - for (int b = 0; b < 2; ++b) { - pc_tree->horizontal[b].skip_ref_frame_mask = 0; - pc_tree->vertical[b].skip_ref_frame_mask = 0; - } - for (int b = 0; b < 3; ++b) { - pc_tree->horizontala[b].skip_ref_frame_mask = 0; - pc_tree->horizontalb[b].skip_ref_frame_mask = 0; - pc_tree->verticala[b].skip_ref_frame_mask = 0; - pc_tree->verticalb[b].skip_ref_frame_mask = 0; - } - for (int b = 0; b < 4; ++b) { - pc_tree->horizontal4[b].skip_ref_frame_mask = 0; - pc_tree->vertical4[b].skip_ref_frame_mask = 0; - } - switch (partition) { - case PARTITION_NONE: - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &last_part_rdc, - PARTITION_NONE, bsize, ctx_none, INT64_MAX); - break; - case PARTITION_HORZ: - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &last_part_rdc, - PARTITION_HORZ, subsize, &pc_tree->horizontal[0], - INT64_MAX); - if (last_part_rdc.rate != INT_MAX && bsize >= BLOCK_8X8 && - mi_row + hbs < cm->mi_rows) { - RD_STATS tmp_rdc; - const PICK_MODE_CONTEXT *const ctx_h = &pc_tree->horizontal[0]; - av1_init_rd_stats(&tmp_rdc); - update_state(cpi, tile_data, td, ctx_h, mi_row, mi_col, subsize, 1); - encode_superblock(cpi, tile_data, td, tp, DRY_RUN_NORMAL, mi_row, - mi_col, subsize, NULL); - rd_pick_sb_modes(cpi, tile_data, x, mi_row + hbs, mi_col, &tmp_rdc, - PARTITION_HORZ, subsize, &pc_tree->horizontal[1], - INT64_MAX); - if (tmp_rdc.rate == INT_MAX || tmp_rdc.dist == INT64_MAX) { - av1_invalid_rd_stats(&last_part_rdc); - break; - } - last_part_rdc.rate += tmp_rdc.rate; - last_part_rdc.dist += tmp_rdc.dist; - last_part_rdc.rdcost += tmp_rdc.rdcost; - } - break; - case PARTITION_VERT: - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &last_part_rdc, - PARTITION_VERT, subsize, &pc_tree->vertical[0], - INT64_MAX); - if (last_part_rdc.rate != INT_MAX && bsize >= BLOCK_8X8 && - mi_col + hbs < cm->mi_cols) { - RD_STATS tmp_rdc; - const PICK_MODE_CONTEXT *const ctx_v = &pc_tree->vertical[0]; - av1_init_rd_stats(&tmp_rdc); - update_state(cpi, tile_data, td, ctx_v, mi_row, mi_col, subsize, 1); - encode_superblock(cpi, tile_data, td, tp, DRY_RUN_NORMAL, mi_row, - mi_col, subsize, NULL); - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col + hbs, &tmp_rdc, - PARTITION_VERT, subsize, - &pc_tree->vertical[bsize > BLOCK_8X8], INT64_MAX); - if (tmp_rdc.rate == INT_MAX || tmp_rdc.dist == INT64_MAX) { - av1_invalid_rd_stats(&last_part_rdc); - break; - } - last_part_rdc.rate += tmp_rdc.rate; - last_part_rdc.dist += tmp_rdc.dist; - last_part_rdc.rdcost += tmp_rdc.rdcost; - } - break; - case PARTITION_SPLIT: - last_part_rdc.rate = 0; - last_part_rdc.dist = 0; - last_part_rdc.rdcost = 0; - for (i = 0; i < 4; i++) { - int x_idx = (i & 1) * hbs; - int y_idx = (i >> 1) * hbs; - int jj = i >> 1, ii = i & 0x01; - RD_STATS tmp_rdc; - if ((mi_row + y_idx >= cm->mi_rows) || (mi_col + x_idx >= cm->mi_cols)) - continue; - - av1_init_rd_stats(&tmp_rdc); - rd_use_partition(cpi, td, tile_data, - mib + jj * hbs * cm->mi_stride + ii * hbs, tp, - mi_row + y_idx, mi_col + x_idx, subsize, &tmp_rdc.rate, - &tmp_rdc.dist, i != 3, pc_tree->split[i]); - if (tmp_rdc.rate == INT_MAX || tmp_rdc.dist == INT64_MAX) { - av1_invalid_rd_stats(&last_part_rdc); - break; - } - last_part_rdc.rate += tmp_rdc.rate; - last_part_rdc.dist += tmp_rdc.dist; - } - break; - case PARTITION_VERT_A: - case PARTITION_VERT_B: - case PARTITION_HORZ_A: - case PARTITION_HORZ_B: - case PARTITION_HORZ_4: - case PARTITION_VERT_4: - assert(0 && "Cannot handle extended partition types"); - default: assert(0); break; - } - - if (last_part_rdc.rate < INT_MAX) { - last_part_rdc.rate += x->partition_cost[pl][partition]; - last_part_rdc.rdcost = - RDCOST(x->rdmult, last_part_rdc.rate, last_part_rdc.dist); - } - - if (do_partition_search && cpi->sf.adjust_partitioning_from_last_frame && - cpi->sf.partition_search_type == SEARCH_PARTITION && - partition != PARTITION_SPLIT && bsize > BLOCK_8X8 && - (mi_row + bs < cm->mi_rows || mi_row + hbs == cm->mi_rows) && - (mi_col + bs < cm->mi_cols || mi_col + hbs == cm->mi_cols)) { - BLOCK_SIZE split_subsize = get_partition_subsize(bsize, PARTITION_SPLIT); - chosen_rdc.rate = 0; - chosen_rdc.dist = 0; - - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - pc_tree->partitioning = PARTITION_SPLIT; - - // Split partition. - for (i = 0; i < 4; i++) { - int x_idx = (i & 1) * hbs; - int y_idx = (i >> 1) * hbs; - RD_STATS tmp_rdc; - - if ((mi_row + y_idx >= cm->mi_rows) || (mi_col + x_idx >= cm->mi_cols)) - continue; - - save_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - pc_tree->split[i]->partitioning = PARTITION_NONE; - rd_pick_sb_modes(cpi, tile_data, x, mi_row + y_idx, mi_col + x_idx, - &tmp_rdc, PARTITION_SPLIT, split_subsize, - &pc_tree->split[i]->none, INT64_MAX); - - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - if (tmp_rdc.rate == INT_MAX || tmp_rdc.dist == INT64_MAX) { - av1_invalid_rd_stats(&chosen_rdc); - break; - } - - chosen_rdc.rate += tmp_rdc.rate; - chosen_rdc.dist += tmp_rdc.dist; - - if (i != 3) - encode_sb(cpi, td, tile_data, tp, mi_row + y_idx, mi_col + x_idx, - OUTPUT_ENABLED, split_subsize, pc_tree->split[i], NULL); - - chosen_rdc.rate += x->partition_cost[pl][PARTITION_NONE]; - } - if (chosen_rdc.rate < INT_MAX) { - chosen_rdc.rate += x->partition_cost[pl][PARTITION_SPLIT]; - chosen_rdc.rdcost = RDCOST(x->rdmult, chosen_rdc.rate, chosen_rdc.dist); - } - } - - // If last_part is better set the partitioning to that. - if (last_part_rdc.rdcost < chosen_rdc.rdcost) { - mib[0]->sb_type = bsize; - if (bsize >= BLOCK_8X8) pc_tree->partitioning = partition; - chosen_rdc = last_part_rdc; - } - // If none was better set the partitioning to that. - if (none_rdc.rdcost < chosen_rdc.rdcost) { - if (bsize >= BLOCK_8X8) pc_tree->partitioning = PARTITION_NONE; - chosen_rdc = none_rdc; - } - - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - - // We must have chosen a partitioning and encoding or we'll fail later on. - // No other opportunities for success. - if (bsize == cm->seq_params.sb_size) - assert(chosen_rdc.rate < INT_MAX && chosen_rdc.dist < INT64_MAX); - - if (do_recon) { - if (bsize == cm->seq_params.sb_size) { - // NOTE: To get estimate for rate due to the tokens, use: - // int rate_coeffs = 0; - // encode_sb(cpi, td, tile_data, tp, mi_row, mi_col, DRY_RUN_COSTCOEFFS, - // bsize, pc_tree, &rate_coeffs); - x->cb_offset = 0; - encode_sb(cpi, td, tile_data, tp, mi_row, mi_col, OUTPUT_ENABLED, bsize, - pc_tree, NULL); - } else { - encode_sb(cpi, td, tile_data, tp, mi_row, mi_col, DRY_RUN_NORMAL, bsize, - pc_tree, NULL); - } - } - - *rate = chosen_rdc.rate; - *dist = chosen_rdc.dist; -} - -/* clang-format off */ -static const BLOCK_SIZE min_partition_size[BLOCK_SIZES_ALL] = { - BLOCK_4X4, // 4x4 - BLOCK_4X4, BLOCK_4X4, BLOCK_4X4, // 4x8, 8x4, 8x8 - BLOCK_4X4, BLOCK_4X4, BLOCK_8X8, // 8x16, 16x8, 16x16 - BLOCK_8X8, BLOCK_8X8, BLOCK_16X16, // 16x32, 32x16, 32x32 - BLOCK_16X16, BLOCK_16X16, BLOCK_16X16, // 32x64, 64x32, 64x64 - BLOCK_16X16, BLOCK_16X16, BLOCK_16X16, // 64x128, 128x64, 128x128 - BLOCK_4X4, BLOCK_4X4, BLOCK_8X8, // 4x16, 16x4, 8x32 - BLOCK_8X8, BLOCK_16X16, BLOCK_16X16, // 32x8, 16x64, 64x16 -}; - -static const BLOCK_SIZE max_partition_size[BLOCK_SIZES_ALL] = { - BLOCK_8X8, // 4x4 - BLOCK_16X16, BLOCK_16X16, BLOCK_16X16, // 4x8, 8x4, 8x8 - BLOCK_32X32, BLOCK_32X32, BLOCK_32X32, // 8x16, 16x8, 16x16 - BLOCK_64X64, BLOCK_64X64, BLOCK_64X64, // 16x32, 32x16, 32x32 - BLOCK_LARGEST, BLOCK_LARGEST, BLOCK_LARGEST, // 32x64, 64x32, 64x64 - BLOCK_LARGEST, BLOCK_LARGEST, BLOCK_LARGEST, // 64x128, 128x64, 128x128 - BLOCK_16X16, BLOCK_16X16, BLOCK_32X32, // 4x16, 16x4, 8x32 - BLOCK_32X32, BLOCK_LARGEST, BLOCK_LARGEST, // 32x8, 16x64, 64x16 -}; - -// Next square block size less or equal than current block size. -static const BLOCK_SIZE next_square_size[BLOCK_SIZES_ALL] = { - BLOCK_4X4, // 4x4 - BLOCK_4X4, BLOCK_4X4, BLOCK_8X8, // 4x8, 8x4, 8x8 - BLOCK_8X8, BLOCK_8X8, BLOCK_16X16, // 8x16, 16x8, 16x16 - BLOCK_16X16, BLOCK_16X16, BLOCK_32X32, // 16x32, 32x16, 32x32 - BLOCK_32X32, BLOCK_32X32, BLOCK_64X64, // 32x64, 64x32, 64x64 - BLOCK_64X64, BLOCK_64X64, BLOCK_128X128, // 64x128, 128x64, 128x128 - BLOCK_4X4, BLOCK_4X4, BLOCK_8X8, // 4x16, 16x4, 8x32 - BLOCK_8X8, BLOCK_16X16, BLOCK_16X16, // 32x8, 16x64, 64x16 -}; -/* clang-format on */ - -// Look at all the mode_info entries for blocks that are part of this -// partition and find the min and max values for sb_type. -// At the moment this is designed to work on a superblock but could be -// adjusted to use a size parameter. -// -// The min and max are assumed to have been initialized prior to calling this -// function so repeat calls can accumulate a min and max of more than one -// superblock. -static void get_sb_partition_size_range(const AV1_COMMON *const cm, - MACROBLOCKD *xd, MB_MODE_INFO **mib, - BLOCK_SIZE *min_block_size, - BLOCK_SIZE *max_block_size) { - int i, j; - int index = 0; - - // Check the sb_type for each block that belongs to this region. - for (i = 0; i < cm->seq_params.mib_size; ++i) { - for (j = 0; j < cm->seq_params.mib_size; ++j) { - MB_MODE_INFO *mi = mib[index + j]; - BLOCK_SIZE sb_type = mi ? mi->sb_type : BLOCK_4X4; - *min_block_size = AOMMIN(*min_block_size, sb_type); - *max_block_size = AOMMAX(*max_block_size, sb_type); - } - index += xd->mi_stride; - } -} - -// Checks to see if a super block is on a horizontal image edge. -// In most cases this is the "real" edge unless there are formatting -// bars embedded in the stream. -static int active_h_edge(const AV1_COMP *cpi, int mi_row, int mi_step) { - int top_edge = 0; - int bottom_edge = cpi->common.mi_rows; - int is_active_h_edge = 0; - - // For two pass account for any formatting bars detected. - if (cpi->oxcf.pass == 2) { - const TWO_PASS *const twopass = &cpi->twopass; - - // The inactive region is specified in MBs not mi units. - // The image edge is in the following MB row. - top_edge += (int)(twopass->this_frame_stats.inactive_zone_rows * 2); - - bottom_edge -= (int)(twopass->this_frame_stats.inactive_zone_rows * 2); - bottom_edge = AOMMAX(top_edge, bottom_edge); - } - - if (((top_edge >= mi_row) && (top_edge < (mi_row + mi_step))) || - ((bottom_edge >= mi_row) && (bottom_edge < (mi_row + mi_step)))) { - is_active_h_edge = 1; - } - return is_active_h_edge; -} - -// Checks to see if a super block is on a vertical image edge. -// In most cases this is the "real" edge unless there are formatting -// bars embedded in the stream. -static int active_v_edge(const AV1_COMP *cpi, int mi_col, int mi_step) { - int left_edge = 0; - int right_edge = cpi->common.mi_cols; - int is_active_v_edge = 0; - - // For two pass account for any formatting bars detected. - if (cpi->oxcf.pass == 2) { - const TWO_PASS *const twopass = &cpi->twopass; - - // The inactive region is specified in MBs not mi units. - // The image edge is in the following MB row. - left_edge += (int)(twopass->this_frame_stats.inactive_zone_cols * 2); - - right_edge -= (int)(twopass->this_frame_stats.inactive_zone_cols * 2); - right_edge = AOMMAX(left_edge, right_edge); - } - - if (((left_edge >= mi_col) && (left_edge < (mi_col + mi_step))) || - ((right_edge >= mi_col) && (right_edge < (mi_col + mi_step)))) { - is_active_v_edge = 1; - } - return is_active_v_edge; -} - -// Checks to see if a super block is at the edge of the active image. -// In most cases this is the "real" edge unless there are formatting -// bars embedded in the stream. -static int active_edge_sb(const AV1_COMP *cpi, int mi_row, int mi_col) { - return active_h_edge(cpi, mi_row, cpi->common.seq_params.mib_size) || - active_v_edge(cpi, mi_col, cpi->common.seq_params.mib_size); -} - -// Look at neighboring blocks and set a min and max partition size based on -// what they chose. -static void rd_auto_partition_range(AV1_COMP *cpi, const TileInfo *const tile, - MACROBLOCKD *const xd, int mi_row, - int mi_col, BLOCK_SIZE *min_block_size, - BLOCK_SIZE *max_block_size) { - AV1_COMMON *const cm = &cpi->common; - MB_MODE_INFO **mi = xd->mi; - const int left_in_image = xd->left_available && mi[-1]; - const int above_in_image = xd->up_available && mi[-xd->mi_stride]; - const int mi_rows_remaining = tile->mi_row_end - mi_row; - const int mi_cols_remaining = tile->mi_col_end - mi_col; - int bh, bw; - BLOCK_SIZE min_size = BLOCK_4X4; - BLOCK_SIZE max_size = BLOCK_LARGEST; - - // Trap case where we do not have a prediction. - if (left_in_image || above_in_image || cm->frame_type != KEY_FRAME) { - // Default "min to max" and "max to min" - min_size = BLOCK_LARGEST; - max_size = BLOCK_4X4; - - // NOTE: each call to get_sb_partition_size_range() uses the previous - // passed in values for min and max as a starting point. - // Find the min and max partition used in previous frame at this location - if (cm->frame_type != KEY_FRAME) { - MB_MODE_INFO **prev_mi = - &cm->prev_mi_grid_visible[mi_row * xd->mi_stride + mi_col]; - get_sb_partition_size_range(cm, xd, prev_mi, &min_size, &max_size); - } - // Find the min and max partition sizes used in the left superblock - if (left_in_image) { - MB_MODE_INFO **left_sb_mi = &mi[-cm->seq_params.mib_size]; - get_sb_partition_size_range(cm, xd, left_sb_mi, &min_size, &max_size); - } - // Find the min and max partition sizes used in the above suprblock. - if (above_in_image) { - MB_MODE_INFO **above_sb_mi = - &mi[-xd->mi_stride * cm->seq_params.mib_size]; - get_sb_partition_size_range(cm, xd, above_sb_mi, &min_size, &max_size); - } - - // Adjust observed min and max for "relaxed" auto partition case. - if (cpi->sf.auto_min_max_partition_size == RELAXED_NEIGHBORING_MIN_MAX) { - min_size = min_partition_size[min_size]; - max_size = max_partition_size[max_size]; - } - } - - // Check border cases where max and min from neighbors may not be legal. - max_size = find_partition_size(max_size, mi_rows_remaining, mi_cols_remaining, - &bh, &bw); - min_size = AOMMIN(min_size, max_size); - - // Test for blocks at the edge of the active image. - // This may be the actual edge of the image or where there are formatting - // bars. - if (active_edge_sb(cpi, mi_row, mi_col)) { - min_size = BLOCK_4X4; - } else { - min_size = AOMMIN(cpi->sf.rd_auto_partition_min_limit, min_size); - } - - // When use_square_partition_only is true, make sure at least one square - // partition is allowed by selecting the next smaller square size as - // *min_block_size. - if (min_size >= cpi->sf.use_square_partition_only_threshold) { - min_size = AOMMIN(min_size, next_square_size[max_size]); - } - - *min_block_size = AOMMIN(min_size, cm->seq_params.sb_size); - *max_block_size = AOMMIN(max_size, cm->seq_params.sb_size); -} - -// TODO(jingning) refactor functions setting partition search range -static void set_partition_range(const AV1_COMMON *const cm, - const MACROBLOCKD *const xd, int mi_row, - int mi_col, BLOCK_SIZE bsize, - BLOCK_SIZE *const min_bs, - BLOCK_SIZE *const max_bs) { - const int mi_width = mi_size_wide[bsize]; - const int mi_height = mi_size_high[bsize]; - int idx, idy; - - const int idx_str = cm->mi_stride * mi_row + mi_col; - MB_MODE_INFO **const prev_mi = &cm->prev_mi_grid_visible[idx_str]; - BLOCK_SIZE min_size = cm->seq_params.sb_size; // default values - BLOCK_SIZE max_size = BLOCK_4X4; - - if (prev_mi) { - for (idy = 0; idy < mi_height; ++idy) { - for (idx = 0; idx < mi_width; ++idx) { - const MB_MODE_INFO *const mi = prev_mi[idy * cm->mi_stride + idx]; - const BLOCK_SIZE bs = mi ? mi->sb_type : bsize; - min_size = AOMMIN(min_size, bs); - max_size = AOMMAX(max_size, bs); - } - } - } - - if (xd->left_available) { - for (idy = 0; idy < mi_height; ++idy) { - const MB_MODE_INFO *const mi = xd->mi[idy * cm->mi_stride - 1]; - const BLOCK_SIZE bs = mi ? mi->sb_type : bsize; - min_size = AOMMIN(min_size, bs); - max_size = AOMMAX(max_size, bs); - } - } - - if (xd->up_available) { - for (idx = 0; idx < mi_width; ++idx) { - const MB_MODE_INFO *const mi = xd->mi[idx - cm->mi_stride]; - const BLOCK_SIZE bs = mi ? mi->sb_type : bsize; - min_size = AOMMIN(min_size, bs); - max_size = AOMMAX(max_size, bs); - } - } - - if (min_size == max_size) { - min_size = min_partition_size[min_size]; - max_size = max_partition_size[max_size]; - } - - *min_bs = AOMMIN(min_size, cm->seq_params.sb_size); - *max_bs = AOMMIN(max_size, cm->seq_params.sb_size); -} - -static INLINE void store_pred_mv(MACROBLOCK *x, PICK_MODE_CONTEXT *ctx) { - memcpy(ctx->pred_mv, x->pred_mv, sizeof(x->pred_mv)); -} - -static INLINE void load_pred_mv(MACROBLOCK *x, - const PICK_MODE_CONTEXT *const ctx) { - memcpy(x->pred_mv, ctx->pred_mv, sizeof(x->pred_mv)); -} - -#if CONFIG_FP_MB_STATS -const int qindex_skip_threshold_lookup[BLOCK_SIZES] = { - 0, 10, 10, 30, 40, 40, 60, 80, 80, 90, 100, 100, 120, - // TODO(debargha): What are the correct numbers here? - 130, 130, 150 -}; -const int qindex_split_threshold_lookup[BLOCK_SIZES] = { - 0, 3, 3, 7, 15, 15, 30, 40, 40, 60, 80, 80, 120, - // TODO(debargha): What are the correct numbers here? - 160, 160, 240 -}; -const int complexity_16x16_blocks_threshold[BLOCK_SIZES] = { - 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 4, 4, 6, - // TODO(debargha): What are the correct numbers here? - 8, 8, 10 -}; - -typedef enum { - MV_ZERO = 0, - MV_LEFT = 1, - MV_UP = 2, - MV_RIGHT = 3, - MV_DOWN = 4, - MV_INVALID -} MOTION_DIRECTION; - -static INLINE MOTION_DIRECTION get_motion_direction_fp(uint8_t fp_byte) { - if (fp_byte & FPMB_MOTION_ZERO_MASK) { - return MV_ZERO; - } else if (fp_byte & FPMB_MOTION_LEFT_MASK) { - return MV_LEFT; - } else if (fp_byte & FPMB_MOTION_RIGHT_MASK) { - return MV_RIGHT; - } else if (fp_byte & FPMB_MOTION_UP_MASK) { - return MV_UP; - } else { - return MV_DOWN; - } -} - -static INLINE int get_motion_inconsistency(MOTION_DIRECTION this_mv, - MOTION_DIRECTION that_mv) { - if (this_mv == that_mv) { - return 0; - } else { - return abs(this_mv - that_mv) == 2 ? 2 : 1; - } -} -#endif - -// Try searching for an encoding for the given subblock. Returns zero if the -// rdcost is already too high (to tell the caller not to bother searching for -// encodings of further subblocks) -static int rd_try_subblock(AV1_COMP *const cpi, ThreadData *td, - TileDataEnc *tile_data, TOKENEXTRA **tp, int is_last, - int mi_row, int mi_col, BLOCK_SIZE subsize, - RD_STATS *best_rdc, RD_STATS *sum_rdc, - RD_STATS *this_rdc, PARTITION_TYPE partition, - PICK_MODE_CONTEXT *prev_ctx, - PICK_MODE_CONTEXT *this_ctx) { -#define RTS_X_RATE_NOCOEF_ARG -#define RTS_MAX_RDCOST best_rdc->rdcost - - MACROBLOCK *const x = &td->mb; - - if (cpi->sf.adaptive_motion_search) load_pred_mv(x, prev_ctx); - - const int64_t rdcost_remaining = best_rdc->rdcost == INT64_MAX - ? INT64_MAX - : (best_rdc->rdcost - sum_rdc->rdcost); - - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, this_rdc, - RTS_X_RATE_NOCOEF_ARG partition, subsize, this_ctx, - rdcost_remaining); - - if (this_rdc->rate == INT_MAX) { - sum_rdc->rdcost = INT64_MAX; - } else { - sum_rdc->rate += this_rdc->rate; - sum_rdc->dist += this_rdc->dist; - sum_rdc->rdcost += this_rdc->rdcost; - } - - if (sum_rdc->rdcost >= RTS_MAX_RDCOST) return 0; - - if (!is_last) { - update_state(cpi, tile_data, td, this_ctx, mi_row, mi_col, subsize, 1); - encode_superblock(cpi, tile_data, td, tp, DRY_RUN_NORMAL, mi_row, mi_col, - subsize, NULL); - } - - return 1; - -#undef RTS_X_RATE_NOCOEF_ARG -#undef RTS_MAX_RDCOST -} - -static void rd_test_partition3(AV1_COMP *const cpi, ThreadData *td, - TileDataEnc *tile_data, TOKENEXTRA **tp, - PC_TREE *pc_tree, RD_STATS *best_rdc, - PICK_MODE_CONTEXT ctxs[3], - PICK_MODE_CONTEXT *ctx, int mi_row, int mi_col, - BLOCK_SIZE bsize, PARTITION_TYPE partition, - int mi_row0, int mi_col0, BLOCK_SIZE subsize0, - int mi_row1, int mi_col1, BLOCK_SIZE subsize1, - int mi_row2, int mi_col2, BLOCK_SIZE subsize2) { - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - RD_STATS sum_rdc, this_rdc; -#define RTP_STX_TRY_ARGS - int pl = partition_plane_context(xd, mi_row, mi_col, bsize); - av1_init_rd_stats(&sum_rdc); - sum_rdc.rate = x->partition_cost[pl][partition]; - sum_rdc.rdcost = RDCOST(x->rdmult, sum_rdc.rate, 0); - if (!rd_try_subblock(cpi, td, tile_data, tp, 0, mi_row0, mi_col0, subsize0, - best_rdc, &sum_rdc, &this_rdc, - RTP_STX_TRY_ARGS partition, ctx, &ctxs[0])) - return; - - if (!rd_try_subblock(cpi, td, tile_data, tp, 0, mi_row1, mi_col1, subsize1, - best_rdc, &sum_rdc, &this_rdc, - RTP_STX_TRY_ARGS partition, &ctxs[0], &ctxs[1])) - return; - - // With the new layout of mixed partitions for PARTITION_HORZ_B and - // PARTITION_VERT_B, the last subblock might start past halfway through the - // main block, so we might signal it even though the subblock lies strictly - // outside the image. In that case, we won't spend any bits coding it and the - // difference (obviously) doesn't contribute to the error. - const int try_block2 = 1; - if (try_block2 && - !rd_try_subblock(cpi, td, tile_data, tp, 1, mi_row2, mi_col2, subsize2, - best_rdc, &sum_rdc, &this_rdc, - RTP_STX_TRY_ARGS partition, &ctxs[1], &ctxs[2])) - return; - - if (sum_rdc.rdcost >= best_rdc->rdcost) return; - - sum_rdc.rdcost = RDCOST(x->rdmult, sum_rdc.rate, sum_rdc.dist); - - if (sum_rdc.rdcost >= best_rdc->rdcost) return; - - *best_rdc = sum_rdc; - pc_tree->partitioning = partition; - -#undef RTP_STX_TRY_ARGS -} - -static void reset_partition(PC_TREE *pc_tree, BLOCK_SIZE bsize) { - pc_tree->partitioning = PARTITION_NONE; - pc_tree->cb_search_range = SEARCH_FULL_PLANE; - pc_tree->none.skip = 0; - - if (bsize >= BLOCK_8X8) { - BLOCK_SIZE subsize = get_partition_subsize(bsize, PARTITION_SPLIT); - for (int idx = 0; idx < 4; ++idx) - reset_partition(pc_tree->split[idx], subsize); - } -} - -static void rd_pick_sqr_partition(AV1_COMP *const cpi, ThreadData *td, - TileDataEnc *tile_data, TOKENEXTRA **tp, - int mi_row, int mi_col, BLOCK_SIZE bsize, - RD_STATS *rd_cost, int64_t best_rd, - PC_TREE *pc_tree, int64_t *none_rd) { - const AV1_COMMON *const cm = &cpi->common; - TileInfo *const tile_info = &tile_data->tile_info; - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - const int mi_step = mi_size_wide[bsize] / 2; - RD_SEARCH_MACROBLOCK_CONTEXT x_ctx; - const TOKENEXTRA *const tp_orig = *tp; - PICK_MODE_CONTEXT *ctx_none = &pc_tree->none; - int tmp_partition_cost[PARTITION_TYPES]; - BLOCK_SIZE subsize; - RD_STATS this_rdc, sum_rdc, best_rdc, pn_rdc; - const int bsize_at_least_8x8 = (bsize >= BLOCK_8X8); - int do_square_split = bsize_at_least_8x8; - const int pl = bsize_at_least_8x8 - ? partition_plane_context(xd, mi_row, mi_col, bsize) - : 0; - const int *partition_cost = - pl >= 0 ? x->partition_cost[pl] : x->partition_cost[0]; - const int num_planes = av1_num_planes(cm); - - int64_t split_rd[4] = { 0, 0, 0, 0 }; - - // Override skipping rectangular partition operations for edge blocks - const int has_rows = (mi_row + mi_step < cm->mi_rows); - const int has_cols = (mi_col + mi_step < cm->mi_cols); - - if (none_rd) *none_rd = 0; - - int partition_none_allowed = has_rows && has_cols; - - (void)*tp_orig; - (void)split_rd; - - if (best_rd < 0) { - pc_tree->none.rdcost = INT64_MAX; - pc_tree->none.skip = 0; - av1_invalid_rd_stats(rd_cost); - return; - } - pc_tree->pc_tree_stats.valid = 1; - - // Override partition costs at the edges of the frame in the same - // way as in read_partition (see decodeframe.c) - if (!(has_rows && has_cols)) { - assert(bsize_at_least_8x8 && pl >= 0); - const aom_cdf_prob *partition_cdf = cm->fc->partition_cdf[pl]; - for (int i = 0; i < PARTITION_TYPES; ++i) tmp_partition_cost[i] = INT_MAX; - if (has_cols) { - // At the bottom, the two possibilities are HORZ and SPLIT - aom_cdf_prob bot_cdf[2]; - partition_gather_vert_alike(bot_cdf, partition_cdf, bsize); - static const int bot_inv_map[2] = { PARTITION_HORZ, PARTITION_SPLIT }; - av1_cost_tokens_from_cdf(tmp_partition_cost, bot_cdf, bot_inv_map); - } else if (has_rows) { - // At the right, the two possibilities are VERT and SPLIT - aom_cdf_prob rhs_cdf[2]; - partition_gather_horz_alike(rhs_cdf, partition_cdf, bsize); - static const int rhs_inv_map[2] = { PARTITION_VERT, PARTITION_SPLIT }; - av1_cost_tokens_from_cdf(tmp_partition_cost, rhs_cdf, rhs_inv_map); - } else { - // At the bottom right, we always split - tmp_partition_cost[PARTITION_SPLIT] = 0; - } - - partition_cost = tmp_partition_cost; - } - -#ifndef NDEBUG - // Nothing should rely on the default value of this array (which is just - // leftover from encoding the previous block. Setting it to fixed pattern - // when debugging. - // bit 0, 1, 2 are blk_skip of each plane - // bit 4, 5, 6 are initialization checking of each plane - memset(x->blk_skip, 0x77, sizeof(x->blk_skip)); -#endif // NDEBUG - - assert(mi_size_wide[bsize] == mi_size_high[bsize]); - - av1_init_rd_stats(&this_rdc); - av1_init_rd_stats(&sum_rdc); - av1_invalid_rd_stats(&best_rdc); - best_rdc.rdcost = best_rd; - - set_offsets(cpi, tile_info, x, mi_row, mi_col, bsize); - - if (bsize == BLOCK_16X16 && cpi->vaq_refresh) - x->mb_energy = av1_log_block_var(cpi, x, bsize); - - xd->above_txfm_context = cm->above_txfm_context[tile_info->tile_row] + mi_col; - xd->left_txfm_context = - xd->left_txfm_context_buffer + (mi_row & MAX_MIB_MASK); - save_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - -#if CONFIG_DIST_8X8 - if (x->using_dist_8x8) { - if (block_size_high[bsize] <= 8 || block_size_wide[bsize] <= 8) - do_square_split = 0; - } -#endif - - // PARTITION_NONE - if (partition_none_allowed) { - int pt_cost = 0; - if (bsize_at_least_8x8) { - pc_tree->partitioning = PARTITION_NONE; - pt_cost = partition_cost[PARTITION_NONE] < INT_MAX - ? partition_cost[PARTITION_NONE] - : 0; - } - int64_t partition_rd_cost = RDCOST(x->rdmult, pt_cost, 0); - int64_t best_remain_rdcost = best_rdc.rdcost == INT64_MAX - ? INT64_MAX - : (best_rdc.rdcost - partition_rd_cost); - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &this_rdc, - PARTITION_NONE, bsize, ctx_none, best_remain_rdcost); - - pc_tree->pc_tree_stats.rdcost = ctx_none->rdcost; - pc_tree->pc_tree_stats.skip = ctx_none->skip; - - if (none_rd) *none_rd = this_rdc.rdcost; - if (this_rdc.rate != INT_MAX) { - if (bsize_at_least_8x8) { - this_rdc.rate += pt_cost; - this_rdc.rdcost = RDCOST(x->rdmult, this_rdc.rate, this_rdc.dist); - } - - if (this_rdc.rdcost < best_rdc.rdcost) { - // Adjust dist breakout threshold according to the partition size. - const int64_t dist_breakout_thr = - cpi->sf.partition_search_breakout_dist_thr >> - ((2 * (MAX_SB_SIZE_LOG2 - 2)) - - (mi_size_wide_log2[bsize] + mi_size_high_log2[bsize])); - const int rate_breakout_thr = - cpi->sf.partition_search_breakout_rate_thr * - num_pels_log2_lookup[bsize]; - - best_rdc = this_rdc; - if (bsize_at_least_8x8) pc_tree->partitioning = PARTITION_NONE; - - pc_tree->cb_search_range = SEARCH_FULL_PLANE; - - // If all y, u, v transform blocks in this partition are skippable, and - // the dist & rate are within the thresholds, the partition search is - // terminated for current branch of the partition search tree. - // The dist & rate thresholds are set to 0 at speed 0 to disable the - // early termination at that speed. - if (!x->e_mbd.lossless[xd->mi[0]->segment_id] && - (ctx_none->skippable && best_rdc.dist < dist_breakout_thr && - best_rdc.rate < rate_breakout_thr)) { - do_square_split = 0; - } - } - } - - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - } - - // store estimated motion vector - if (cpi->sf.adaptive_motion_search) store_pred_mv(x, ctx_none); - - int64_t temp_best_rdcost = best_rdc.rdcost; - pn_rdc = best_rdc; - - // PARTITION_SPLIT - if (do_square_split) { - int reached_last_index = 0; - subsize = get_partition_subsize(bsize, PARTITION_SPLIT); - int idx; - - for (idx = 0; idx < 4 && sum_rdc.rdcost < temp_best_rdcost; ++idx) { - const int x_idx = (idx & 1) * mi_step; - const int y_idx = (idx >> 1) * mi_step; - - if (mi_row + y_idx >= cm->mi_rows || mi_col + x_idx >= cm->mi_cols) - continue; - - if (cpi->sf.adaptive_motion_search) load_pred_mv(x, ctx_none); - - pc_tree->split[idx]->index = idx; - int64_t *p_split_rd = &split_rd[idx]; - // TODO(Cherma) : Account for partition cost while passing best rd to - // rd_pick_sqr_partition() - rd_pick_sqr_partition(cpi, td, tile_data, tp, mi_row + y_idx, - mi_col + x_idx, subsize, &this_rdc, - temp_best_rdcost - sum_rdc.rdcost, - pc_tree->split[idx], p_split_rd); - - pc_tree->pc_tree_stats.sub_block_rdcost[idx] = this_rdc.rdcost; - pc_tree->pc_tree_stats.sub_block_skip[idx] = - pc_tree->split[idx]->none.skip; - - if (this_rdc.rate == INT_MAX) { - sum_rdc.rdcost = INT64_MAX; - break; - } else { - sum_rdc.rate += this_rdc.rate; - sum_rdc.dist += this_rdc.dist; - sum_rdc.rdcost += this_rdc.rdcost; - } - } - reached_last_index = (idx == 4); - - if (reached_last_index && sum_rdc.rdcost < best_rdc.rdcost) { - sum_rdc.rate += partition_cost[PARTITION_SPLIT]; - sum_rdc.rdcost = RDCOST(x->rdmult, sum_rdc.rate, sum_rdc.dist); - - if (sum_rdc.rdcost < best_rdc.rdcost) { - best_rdc = sum_rdc; - pc_tree->partitioning = PARTITION_SPLIT; - } - } - - int has_split = 0; - if (pc_tree->partitioning == PARTITION_SPLIT) { - for (int cb_idx = 0; cb_idx <= AOMMIN(idx, 3); ++cb_idx) { - if (pc_tree->split[cb_idx]->partitioning == PARTITION_SPLIT) - ++has_split; - } - - if (has_split >= 3 || sum_rdc.rdcost < (pn_rdc.rdcost >> 1)) { - pc_tree->cb_search_range = SPLIT_PLANE; - } - } - - if (pc_tree->partitioning == PARTITION_NONE) { - pc_tree->cb_search_range = SEARCH_SAME_PLANE; - if (pn_rdc.dist <= sum_rdc.dist) - pc_tree->cb_search_range = NONE_PARTITION_PLANE; - } - - if (pn_rdc.rate == INT_MAX) pc_tree->cb_search_range = NONE_PARTITION_PLANE; - - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - } // if (do_split) - - pc_tree->pc_tree_stats.split = pc_tree->partitioning == PARTITION_SPLIT; - if (do_square_split) { - for (int i = 0; i < 4; ++i) { - pc_tree->pc_tree_stats.sub_block_split[i] = - pc_tree->split[i]->partitioning == PARTITION_SPLIT; - } - } - - // TODO(jbb): This code added so that we avoid static analysis - // warning related to the fact that best_rd isn't used after this - // point. This code should be refactored so that the duplicate - // checks occur in some sub function and thus are used... - (void)best_rd; - *rd_cost = best_rdc; - - if (best_rdc.rate < INT_MAX && best_rdc.dist < INT64_MAX && - pc_tree->index != 3) { - if (bsize == cm->seq_params.sb_size) { - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - } else { - encode_sb(cpi, td, tile_data, tp, mi_row, mi_col, DRY_RUN_NORMAL, bsize, - pc_tree, NULL); - } - } - - if (bsize == cm->seq_params.sb_size) { - assert(best_rdc.rate < INT_MAX); - assert(best_rdc.dist < INT64_MAX); - } else { - assert(tp_orig == *tp); - } -} - -#define FEATURE_SIZE 19 -static const float two_pass_split_partition_weights_128[FEATURE_SIZE + 1] = { - 2.683936f, -0.193620f, -4.106470f, -0.141320f, -0.282289f, - 0.125296f, -1.134961f, 0.862757f, -0.418799f, -0.637666f, - 0.016232f, 0.345013f, 0.018823f, -0.393394f, -1.130700f, - 0.695357f, 0.112569f, -0.341975f, -0.513882f, 5.7488966f, -}; - -static const float two_pass_split_partition_weights_64[FEATURE_SIZE + 1] = { - 2.990993f, 0.423273f, -0.926544f, 0.454646f, -0.292698f, - -1.311632f, -0.284432f, 0.717141f, -0.419257f, -0.574760f, - -0.674444f, 0.669047f, -0.374255f, 0.380624f, -0.804036f, - 0.264021f, 0.004163f, 1.896802f, 0.924287f, 0.13490619f, -}; - -static const float two_pass_split_partition_weights_32[FEATURE_SIZE + 1] = { - 2.795181f, -0.136943f, -0.924842f, 0.405330f, -0.463505f, - -0.584076f, -0.831472f, 0.382985f, -0.597544f, -0.138915f, - -1.354350f, 0.466035f, -0.553961f, 0.213202f, -1.166429f, - 0.010776f, -0.096236f, 2.335084f, 1.699857f, -0.58178353f, -}; - -static const float two_pass_split_partition_weights_16[FEATURE_SIZE + 1] = { - 1.987888f, -0.431100f, -1.687703f, 0.262602f, -0.425298f, - -0.463870f, -1.493457f, 0.470917f, -0.528457f, -0.087700f, - -1.815092f, 0.152883f, -0.337908f, 0.093679f, -1.548267f, - -0.042387f, -0.000861f, 2.556746f, 1.619192f, 0.03643292f, -}; - -static const float two_pass_split_partition_weights_8[FEATURE_SIZE + 1] = { - 2.188344f, -0.817528f, -2.119219f, 0.000000f, -0.348167f, - -0.658074f, -1.960362f, 0.000000f, -0.403080f, 0.282699f, - -2.061088f, 0.000000f, -0.431919f, -0.127960f, -1.099550f, - 0.000000f, 0.121622f, 2.017455f, 2.058228f, -0.15475988f, -}; - -static const float two_pass_none_partition_weights_128[FEATURE_SIZE + 1] = { - -1.006689f, 0.777908f, 4.461072f, -0.395782f, -0.014610f, - -0.853863f, 0.729997f, -0.420477f, 0.282429f, -1.194595f, - 3.181220f, -0.511416f, 0.117084f, -1.149348f, 1.507990f, - -0.477212f, 0.202963f, -1.469581f, 0.624461f, -0.89081228f, -}; - -static const float two_pass_none_partition_weights_64[FEATURE_SIZE + 1] = { - -1.241117f, 0.844878f, 5.638803f, -0.489780f, -0.108796f, - -4.576821f, 1.540624f, -0.477519f, 0.227791f, -1.443968f, - 1.586911f, -0.505125f, 0.140764f, -0.464194f, 1.466658f, - -0.641166f, 0.195412f, 1.427905f, 2.080007f, -1.98272777f, -}; - -static const float two_pass_none_partition_weights_32[FEATURE_SIZE + 1] = { - -2.130825f, 0.476023f, 5.907343f, -0.516002f, -0.097471f, - -2.662754f, 0.614858f, -0.576728f, 0.085261f, -0.031901f, - 0.727842f, -0.600034f, 0.079326f, 0.324328f, 0.504502f, - -0.547105f, -0.037670f, 0.304995f, 0.369018f, -2.66299987f, -}; - -static const float two_pass_none_partition_weights_16[FEATURE_SIZE + 1] = { - -1.626410f, 0.872047f, 5.414965f, -0.554781f, -0.084514f, - -3.020550f, 0.467632f, -0.382280f, 0.199568f, 0.426220f, - 0.829426f, -0.467100f, 0.153098f, 0.662994f, 0.327545f, - -0.560106f, -0.141610f, 0.403372f, 0.523991f, -3.02891231f, -}; - -static const float two_pass_none_partition_weights_8[FEATURE_SIZE + 1] = { - -1.463349f, 0.375376f, 4.751430f, 0.000000f, -0.184451f, - -1.655447f, 0.443214f, 0.000000f, 0.127961f, 0.152435f, - 0.083288f, 0.000000f, 0.143105f, 0.438012f, 0.073238f, - 0.000000f, -0.278137f, 0.186134f, 0.073737f, -1.6494962f, -}; - -// split_score indicates confidence of picking split partition; -// none_score indicates confidence of picking none partition; -static int ml_prune_2pass_split_partition(const PC_TREE_STATS *pc_tree_stats, - BLOCK_SIZE bsize, int *split_score, - int *none_score) { - if (!pc_tree_stats->valid) return 0; - const float *split_weights = NULL; - const float *none_weights = NULL; - switch (bsize) { - case BLOCK_4X4: break; - case BLOCK_8X8: - split_weights = two_pass_split_partition_weights_8; - none_weights = two_pass_none_partition_weights_8; - break; - case BLOCK_16X16: - split_weights = two_pass_split_partition_weights_16; - none_weights = two_pass_none_partition_weights_16; - break; - case BLOCK_32X32: - split_weights = two_pass_split_partition_weights_32; - none_weights = two_pass_none_partition_weights_32; - break; - case BLOCK_64X64: - split_weights = two_pass_split_partition_weights_64; - none_weights = two_pass_none_partition_weights_64; - break; - case BLOCK_128X128: - split_weights = two_pass_split_partition_weights_128; - none_weights = two_pass_none_partition_weights_128; - break; - default: assert(0 && "Unexpected bsize."); - } - if (!split_weights || !none_weights) return 0; - - aom_clear_system_state(); - - float features[FEATURE_SIZE]; - int feature_index = 0; - features[feature_index++] = (float)pc_tree_stats->split; - features[feature_index++] = (float)pc_tree_stats->skip; - const int rdcost = (int)AOMMIN(INT_MAX, pc_tree_stats->rdcost); - const int rd_valid = rdcost > 0 && rdcost < 1000000000; - features[feature_index++] = (float)rd_valid; - for (int i = 0; i < 4; ++i) { - features[feature_index++] = (float)pc_tree_stats->sub_block_split[i]; - features[feature_index++] = (float)pc_tree_stats->sub_block_skip[i]; - const int sub_rdcost = - (int)AOMMIN(INT_MAX, pc_tree_stats->sub_block_rdcost[i]); - const int sub_rd_valid = sub_rdcost > 0 && sub_rdcost < 1000000000; - features[feature_index++] = (float)sub_rd_valid; - // Ratio between the sub-block RD and the whole-block RD. - float rd_ratio = 1.0f; - if (rd_valid && sub_rd_valid && sub_rdcost < rdcost) - rd_ratio = (float)sub_rdcost / (float)rdcost; - features[feature_index++] = rd_ratio; - } - assert(feature_index == FEATURE_SIZE); - - float score_1 = split_weights[FEATURE_SIZE]; - float score_2 = none_weights[FEATURE_SIZE]; - for (int i = 0; i < FEATURE_SIZE; ++i) { - score_1 += features[i] * split_weights[i]; - score_2 += features[i] * none_weights[i]; - } - *split_score = (int)(score_1 * 100); - *none_score = (int)(score_2 * 100); - return 1; -} -#undef FEATURE_SIZE - -static void ml_prune_rect_partition(const AV1_COMP *const cpi, - const MACROBLOCK *const x, BLOCK_SIZE bsize, - int64_t best_rd, int64_t none_rd, - int64_t *split_rd, - int *const dst_prune_horz, - int *const dst_prune_vert) { - if (bsize < BLOCK_8X8 || best_rd >= 1000000000) return; - best_rd = AOMMAX(best_rd, 1); - const NN_CONFIG *nn_config = NULL; - const float prob_thresholds[5] = { 0.01f, 0.01f, 0.004f, 0.002f, 0.002f }; - float cur_thresh = 0.0f; - switch (bsize) { - case BLOCK_8X8: - nn_config = &av1_rect_partition_nnconfig_8; - cur_thresh = prob_thresholds[0]; - break; - case BLOCK_16X16: - nn_config = &av1_rect_partition_nnconfig_16; - cur_thresh = prob_thresholds[1]; - break; - case BLOCK_32X32: - nn_config = &av1_rect_partition_nnconfig_32; - cur_thresh = prob_thresholds[2]; - break; - case BLOCK_64X64: - nn_config = &av1_rect_partition_nnconfig_64; - cur_thresh = prob_thresholds[3]; - break; - case BLOCK_128X128: - nn_config = &av1_rect_partition_nnconfig_128; - cur_thresh = prob_thresholds[4]; - break; - default: assert(0 && "Unexpected bsize."); - } - if (!nn_config) return; - aom_clear_system_state(); - - // 1. Compute input features - float features[9]; - - // RD cost ratios - for (int i = 0; i < 5; i++) features[i] = 1.0f; - if (none_rd > 0 && none_rd < 1000000000) - features[0] = (float)none_rd / (float)best_rd; - for (int i = 0; i < 4; i++) { - if (split_rd[i] > 0 && split_rd[i] < 1000000000) - features[1 + i] = (float)split_rd[i] / (float)best_rd; - } - - // Variance ratios - const MACROBLOCKD *const xd = &x->e_mbd; - int whole_block_variance; - if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) { - whole_block_variance = av1_high_get_sby_perpixel_variance( - cpi, &x->plane[0].src, bsize, xd->bd); - } else { - whole_block_variance = - av1_get_sby_perpixel_variance(cpi, &x->plane[0].src, bsize); - } - whole_block_variance = AOMMAX(whole_block_variance, 1); - - int split_variance[4]; - const BLOCK_SIZE subsize = get_partition_subsize(bsize, PARTITION_SPLIT); - struct buf_2d buf; - buf.stride = x->plane[0].src.stride; - const int bw = block_size_wide[bsize]; - for (int i = 0; i < 4; ++i) { - const int x_idx = (i & 1) * bw / 2; - const int y_idx = (i >> 1) * bw / 2; - buf.buf = x->plane[0].src.buf + x_idx + y_idx * buf.stride; - if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) { - split_variance[i] = - av1_high_get_sby_perpixel_variance(cpi, &buf, subsize, xd->bd); - } else { - split_variance[i] = av1_get_sby_perpixel_variance(cpi, &buf, subsize); - } - } - - for (int i = 0; i < 4; i++) - features[5 + i] = (float)split_variance[i] / (float)whole_block_variance; - - // 2. Do the prediction and prune 0-2 partitions based on their probabilities - float raw_scores[3] = { 0.0f }; - av1_nn_predict(features, nn_config, raw_scores); - float probs[3] = { 0.0f }; - av1_nn_softmax(raw_scores, probs, 3); - - // probs[0] is the probability of the fact that both rectangular partitions - // are worse than current best_rd - if (probs[1] <= cur_thresh) (*dst_prune_horz) = 1; - if (probs[2] <= cur_thresh) (*dst_prune_vert) = 1; -} - -// Use a ML model to predict if horz_a, horz_b, vert_a, and vert_b should be -// considered. -static void ml_prune_ab_partition(BLOCK_SIZE bsize, int part_ctx, int var_ctx, - int64_t best_rd, int64_t horz_rd[2], - int64_t vert_rd[2], int64_t split_rd[4], - int *const horza_partition_allowed, - int *const horzb_partition_allowed, - int *const verta_partition_allowed, - int *const vertb_partition_allowed) { - if (bsize < BLOCK_8X8 || best_rd >= 1000000000) return; - const NN_CONFIG *nn_config = NULL; - switch (bsize) { - case BLOCK_8X8: nn_config = NULL; break; - case BLOCK_16X16: nn_config = &av1_ab_partition_nnconfig_16; break; - case BLOCK_32X32: nn_config = &av1_ab_partition_nnconfig_32; break; - case BLOCK_64X64: nn_config = &av1_ab_partition_nnconfig_64; break; - case BLOCK_128X128: nn_config = &av1_ab_partition_nnconfig_128; break; - default: assert(0 && "Unexpected bsize."); - } - if (!nn_config) return; - - aom_clear_system_state(); - - // Generate features. - float features[10]; - int feature_index = 0; - features[feature_index++] = (float)part_ctx; - features[feature_index++] = (float)var_ctx; - const int rdcost = (int)AOMMIN(INT_MAX, best_rd); - int sub_block_rdcost[8] = { 0 }; - int rd_index = 0; - for (int i = 0; i < 2; ++i) { - if (horz_rd[i] > 0 && horz_rd[i] < 1000000000) - sub_block_rdcost[rd_index] = (int)horz_rd[i]; - ++rd_index; - } - for (int i = 0; i < 2; ++i) { - if (vert_rd[i] > 0 && vert_rd[i] < 1000000000) - sub_block_rdcost[rd_index] = (int)vert_rd[i]; - ++rd_index; - } - for (int i = 0; i < 4; ++i) { - if (split_rd[i] > 0 && split_rd[i] < 1000000000) - sub_block_rdcost[rd_index] = (int)split_rd[i]; - ++rd_index; - } - for (int i = 0; i < 8; ++i) { - // Ratio between the sub-block RD and the whole-block RD. - float rd_ratio = 1.0f; - if (sub_block_rdcost[i] > 0 && sub_block_rdcost[i] < rdcost) - rd_ratio = (float)sub_block_rdcost[i] / (float)rdcost; - features[feature_index++] = rd_ratio; - } - assert(feature_index == 10); - - // Calculate scores using the NN model. - float score[16] = { 0.0f }; - av1_nn_predict(features, nn_config, score); - int int_score[16]; - int max_score = -1000; - for (int i = 0; i < 16; ++i) { - int_score[i] = (int)(100 * score[i]); - max_score = AOMMAX(int_score[i], max_score); - } - - // Make decisions based on the model scores. - int thresh = max_score; - switch (bsize) { - case BLOCK_16X16: thresh -= 150; break; - case BLOCK_32X32: thresh -= 100; break; - default: break; - } - *horza_partition_allowed = 0; - *horzb_partition_allowed = 0; - *verta_partition_allowed = 0; - *vertb_partition_allowed = 0; - for (int i = 0; i < 16; ++i) { - if (int_score[i] >= thresh) { - if ((i >> 0) & 1) *horza_partition_allowed = 1; - if ((i >> 1) & 1) *horzb_partition_allowed = 1; - if ((i >> 2) & 1) *verta_partition_allowed = 1; - if ((i >> 3) & 1) *vertb_partition_allowed = 1; - } - } -} - -#define FEATURES 18 -#define LABELS 4 -// Use a ML model to predict if horz4 and vert4 should be considered. -static void ml_prune_4_partition(const AV1_COMP *const cpi, MACROBLOCK *const x, - BLOCK_SIZE bsize, int part_ctx, - int64_t best_rd, int64_t horz_rd[2], - int64_t vert_rd[2], int64_t split_rd[4], - int *const partition_horz4_allowed, - int *const partition_vert4_allowed, - unsigned int pb_source_variance, int mi_row, - int mi_col) { - if (best_rd >= 1000000000) return; - const NN_CONFIG *nn_config = NULL; - switch (bsize) { - case BLOCK_16X16: nn_config = &av1_4_partition_nnconfig_16; break; - case BLOCK_32X32: nn_config = &av1_4_partition_nnconfig_32; break; - case BLOCK_64X64: nn_config = &av1_4_partition_nnconfig_64; break; - default: assert(0 && "Unexpected bsize."); - } - if (!nn_config) return; - - aom_clear_system_state(); - - // Generate features. - float features[FEATURES]; - int feature_index = 0; - features[feature_index++] = (float)part_ctx; - features[feature_index++] = (float)get_unsigned_bits(pb_source_variance); - - const int rdcost = (int)AOMMIN(INT_MAX, best_rd); - int sub_block_rdcost[8] = { 0 }; - int rd_index = 0; - for (int i = 0; i < 2; ++i) { - if (horz_rd[i] > 0 && horz_rd[i] < 1000000000) - sub_block_rdcost[rd_index] = (int)horz_rd[i]; - ++rd_index; - } - for (int i = 0; i < 2; ++i) { - if (vert_rd[i] > 0 && vert_rd[i] < 1000000000) - sub_block_rdcost[rd_index] = (int)vert_rd[i]; - ++rd_index; - } - for (int i = 0; i < 4; ++i) { - if (split_rd[i] > 0 && split_rd[i] < 1000000000) - sub_block_rdcost[rd_index] = (int)split_rd[i]; - ++rd_index; - } - for (int i = 0; i < 8; ++i) { - // Ratio between the sub-block RD and the whole-block RD. - float rd_ratio = 1.0f; - if (sub_block_rdcost[i] > 0 && sub_block_rdcost[i] < rdcost) - rd_ratio = (float)sub_block_rdcost[i] / (float)rdcost; - features[feature_index++] = rd_ratio; - } - - // Get variance of the 1:4 and 4:1 sub-blocks. - unsigned int horz_4_source_var[4] = { 0 }; - unsigned int vert_4_source_var[4] = { 0 }; - { - BLOCK_SIZE horz_4_bs = get_partition_subsize(bsize, PARTITION_HORZ_4); - BLOCK_SIZE vert_4_bs = get_partition_subsize(bsize, PARTITION_VERT_4); - av1_setup_src_planes(x, cpi->source, mi_row, mi_col, - av1_num_planes(&cpi->common)); - const int src_stride = x->plane[0].src.stride; - const uint8_t *src = x->plane[0].src.buf; - const MACROBLOCKD *const xd = &x->e_mbd; - for (int i = 0; i < 4; ++i) { - const uint8_t *horz_src = - src + i * block_size_high[horz_4_bs] * src_stride; - const uint8_t *vert_src = src + i * block_size_wide[vert_4_bs]; - unsigned int horz_var, vert_var, sse; - if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) { - switch (xd->bd) { - case 10: - horz_var = cpi->fn_ptr[horz_4_bs].vf( - horz_src, src_stride, CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_10), - 0, &sse); - vert_var = cpi->fn_ptr[vert_4_bs].vf( - vert_src, src_stride, CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_10), - 0, &sse); - break; - case 12: - horz_var = cpi->fn_ptr[horz_4_bs].vf( - horz_src, src_stride, CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_12), - 0, &sse); - vert_var = cpi->fn_ptr[vert_4_bs].vf( - vert_src, src_stride, CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_12), - 0, &sse); - break; - case 8: - default: - horz_var = cpi->fn_ptr[horz_4_bs].vf( - horz_src, src_stride, CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_8), - 0, &sse); - vert_var = cpi->fn_ptr[vert_4_bs].vf( - vert_src, src_stride, CONVERT_TO_BYTEPTR(AV1_HIGH_VAR_OFFS_8), - 0, &sse); - break; - } - horz_4_source_var[i] = - ROUND_POWER_OF_TWO(horz_var, num_pels_log2_lookup[horz_4_bs]); - vert_4_source_var[i] = - ROUND_POWER_OF_TWO(vert_var, num_pels_log2_lookup[vert_4_bs]); - } else { - horz_var = cpi->fn_ptr[horz_4_bs].vf(horz_src, src_stride, AV1_VAR_OFFS, - 0, &sse); - vert_var = cpi->fn_ptr[vert_4_bs].vf(vert_src, src_stride, AV1_VAR_OFFS, - 0, &sse); - horz_4_source_var[i] = - ROUND_POWER_OF_TWO(horz_var, num_pels_log2_lookup[horz_4_bs]); - vert_4_source_var[i] = - ROUND_POWER_OF_TWO(vert_var, num_pels_log2_lookup[vert_4_bs]); - } - } - } - - const float denom = (float)(pb_source_variance + 1); - const float low_b = 0.1f; - const float high_b = 10.0f; - for (int i = 0; i < 4; ++i) { - // Ratio between the 4:1 sub-block variance and the whole-block variance. - float var_ratio = (float)(horz_4_source_var[i] + 1) / denom; - if (var_ratio < low_b) var_ratio = low_b; - if (var_ratio > high_b) var_ratio = high_b; - features[feature_index++] = var_ratio; - } - for (int i = 0; i < 4; ++i) { - // Ratio between the 1:4 sub-block RD and the whole-block RD. - float var_ratio = (float)(vert_4_source_var[i] + 1) / denom; - if (var_ratio < low_b) var_ratio = low_b; - if (var_ratio > high_b) var_ratio = high_b; - features[feature_index++] = var_ratio; - } - assert(feature_index == FEATURES); - - // Calculate scores using the NN model. - float score[LABELS] = { 0.0f }; - av1_nn_predict(features, nn_config, score); - int int_score[LABELS]; - int max_score = -1000; - for (int i = 0; i < LABELS; ++i) { - int_score[i] = (int)(100 * score[i]); - max_score = AOMMAX(int_score[i], max_score); - } - - // Make decisions based on the model scores. - int thresh = max_score; - switch (bsize) { - case BLOCK_16X16: thresh -= 500; break; - case BLOCK_32X32: thresh -= 500; break; - case BLOCK_64X64: thresh -= 200; break; - default: break; - } - *partition_horz4_allowed = 0; - *partition_vert4_allowed = 0; - for (int i = 0; i < LABELS; ++i) { - if (int_score[i] >= thresh) { - if ((i >> 0) & 1) *partition_horz4_allowed = 1; - if ((i >> 1) & 1) *partition_vert4_allowed = 1; - } - } -} -#undef FEATURES -#undef LABELS - -#define FEATURES 4 -// ML-based partition search breakout. -static int ml_predict_breakout(const AV1_COMP *const cpi, BLOCK_SIZE bsize, - const MACROBLOCK *const x, - const RD_STATS *const rd_stats, - unsigned int pb_source_variance) { - const NN_CONFIG *nn_config = NULL; - int thresh = 0; - switch (bsize) { - case BLOCK_8X8: - nn_config = &av1_partition_breakout_nnconfig_8; - thresh = cpi->sf.ml_partition_search_breakout_thresh[0]; - break; - case BLOCK_16X16: - nn_config = &av1_partition_breakout_nnconfig_16; - thresh = cpi->sf.ml_partition_search_breakout_thresh[1]; - break; - case BLOCK_32X32: - nn_config = &av1_partition_breakout_nnconfig_32; - thresh = cpi->sf.ml_partition_search_breakout_thresh[2]; - break; - case BLOCK_64X64: - nn_config = &av1_partition_breakout_nnconfig_64; - thresh = cpi->sf.ml_partition_search_breakout_thresh[3]; - break; - case BLOCK_128X128: - nn_config = &av1_partition_breakout_nnconfig_128; - thresh = cpi->sf.ml_partition_search_breakout_thresh[4]; - break; - default: assert(0 && "Unexpected bsize."); - } - if (!nn_config || thresh < 0) return 0; - - // Generate feature values. - float features[FEATURES]; - int feature_index = 0; - aom_clear_system_state(); - - const int num_pels_log2 = num_pels_log2_lookup[bsize]; - float rate_f = (float)AOMMIN(rd_stats->rate, INT_MAX); - rate_f = ((float)x->rdmult / 128.0f / 512.0f / (float)(1 << num_pels_log2)) * - rate_f; - features[feature_index++] = rate_f; - - const float dist_f = - (float)(AOMMIN(rd_stats->dist, INT_MAX) >> num_pels_log2); - features[feature_index++] = dist_f; - - features[feature_index++] = (float)pb_source_variance; - - const int dc_q = (int)x->plane[0].dequant_QTX[0]; - features[feature_index++] = (float)(dc_q * dc_q) / 256.0f; - assert(feature_index == FEATURES); - - // Calculate score using the NN model. - float score = 0.0f; - av1_nn_predict(features, nn_config, &score); - - // Make decision. - return (int)(score * 100) >= thresh; -} -#undef FEATURES - -// TODO(jingning,jimbankoski,rbultje): properly skip partition types that are -// unlikely to be selected depending on previous rate-distortion optimization -// results, for encoding speed-up. -static void rd_pick_partition(AV1_COMP *const cpi, ThreadData *td, - TileDataEnc *tile_data, TOKENEXTRA **tp, - int mi_row, int mi_col, BLOCK_SIZE bsize, - RD_STATS *rd_cost, int64_t best_rd, - PC_TREE *pc_tree, int64_t *none_rd) { - const AV1_COMMON *const cm = &cpi->common; - const int num_planes = av1_num_planes(cm); - TileInfo *const tile_info = &tile_data->tile_info; - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - const int mi_step = mi_size_wide[bsize] / 2; - RD_SEARCH_MACROBLOCK_CONTEXT x_ctx; - const TOKENEXTRA *const tp_orig = *tp; - PICK_MODE_CONTEXT *ctx_none = &pc_tree->none; - int tmp_partition_cost[PARTITION_TYPES]; - BLOCK_SIZE subsize; - RD_STATS this_rdc, sum_rdc, best_rdc; - const int bsize_at_least_8x8 = (bsize >= BLOCK_8X8); - int do_square_split = bsize_at_least_8x8; - const int pl = bsize_at_least_8x8 - ? partition_plane_context(xd, mi_row, mi_col, bsize) - : 0; - const int *partition_cost = - pl >= 0 ? x->partition_cost[pl] : x->partition_cost[0]; - - int do_rectangular_split = 1; - int64_t cur_none_rd = 0; - int64_t split_rd[4] = { 0, 0, 0, 0 }; - int64_t horz_rd[2] = { 0, 0 }; - int64_t vert_rd[2] = { 0, 0 }; - - int split_ctx_is_ready[2] = { 0, 0 }; - int horz_ctx_is_ready = 0; - int vert_ctx_is_ready = 0; - BLOCK_SIZE bsize2 = get_partition_subsize(bsize, PARTITION_SPLIT); - - if (best_rd < 0) { - pc_tree->none.rdcost = INT64_MAX; - pc_tree->none.skip = 0; - av1_invalid_rd_stats(rd_cost); - return; - } - if (bsize == cm->seq_params.sb_size) x->must_find_valid_partition = 0; - - // Override skipping rectangular partition operations for edge blocks - const int has_rows = (mi_row + mi_step < cm->mi_rows); - const int has_cols = (mi_col + mi_step < cm->mi_cols); - const int xss = x->e_mbd.plane[1].subsampling_x; - const int yss = x->e_mbd.plane[1].subsampling_y; - - BLOCK_SIZE min_size = x->min_partition_size; - BLOCK_SIZE max_size = x->max_partition_size; - - if (none_rd) *none_rd = 0; - -#if CONFIG_FP_MB_STATS - unsigned int src_diff_var = UINT_MAX; - int none_complexity = 0; -#endif - - int partition_none_allowed = has_rows && has_cols; - int partition_horz_allowed = has_cols && yss <= xss && bsize_at_least_8x8; - int partition_vert_allowed = has_rows && xss <= yss && bsize_at_least_8x8; - - (void)*tp_orig; - - // Override partition costs at the edges of the frame in the same - // way as in read_partition (see decodeframe.c) - if (!(has_rows && has_cols)) { - assert(bsize_at_least_8x8 && pl >= 0); - const aom_cdf_prob *partition_cdf = cm->fc->partition_cdf[pl]; - for (int i = 0; i < PARTITION_TYPES; ++i) tmp_partition_cost[i] = INT_MAX; - if (has_cols) { - // At the bottom, the two possibilities are HORZ and SPLIT - aom_cdf_prob bot_cdf[2]; - partition_gather_vert_alike(bot_cdf, partition_cdf, bsize); - static const int bot_inv_map[2] = { PARTITION_HORZ, PARTITION_SPLIT }; - av1_cost_tokens_from_cdf(tmp_partition_cost, bot_cdf, bot_inv_map); - } else if (has_rows) { - // At the right, the two possibilities are VERT and SPLIT - aom_cdf_prob rhs_cdf[2]; - partition_gather_horz_alike(rhs_cdf, partition_cdf, bsize); - static const int rhs_inv_map[2] = { PARTITION_VERT, PARTITION_SPLIT }; - av1_cost_tokens_from_cdf(tmp_partition_cost, rhs_cdf, rhs_inv_map); - } else { - // At the bottom right, we always split - tmp_partition_cost[PARTITION_SPLIT] = 0; - } - - partition_cost = tmp_partition_cost; - } - -#ifndef NDEBUG - // Nothing should rely on the default value of this array (which is just - // leftover from encoding the previous block. Setting it to fixed pattern - // when debugging. - // bit 0, 1, 2 are blk_skip of each plane - // bit 4, 5, 6 are initialization checking of each plane - memset(x->blk_skip, 0x77, sizeof(x->blk_skip)); -#endif // NDEBUG - - assert(mi_size_wide[bsize] == mi_size_high[bsize]); - - av1_init_rd_stats(&this_rdc); - av1_invalid_rd_stats(&best_rdc); - best_rdc.rdcost = best_rd; - - set_offsets(cpi, tile_info, x, mi_row, mi_col, bsize); - - if (bsize == BLOCK_16X16 && cpi->vaq_refresh) - x->mb_energy = av1_log_block_var(cpi, x, bsize); - - if (cpi->sf.cb_partition_search && bsize == BLOCK_16X16) { - const int cb_partition_search_ctrl = - ((pc_tree->index == 0 || pc_tree->index == 3) + - get_chessboard_index(cm->current_video_frame)) & - 0x1; - - if (cb_partition_search_ctrl && bsize > min_size && bsize < max_size) - set_partition_range(cm, xd, mi_row, mi_col, bsize, &min_size, &max_size); - } - - // Determine partition types in search according to the speed features. - // The threshold set here has to be of square block size. - if (cpi->sf.auto_min_max_partition_size) { - const int no_partition_allowed = (bsize <= max_size && bsize >= min_size); - // Note: Further partitioning is NOT allowed when bsize == min_size already. - const int partition_allowed = (bsize <= max_size && bsize > min_size); - partition_none_allowed &= no_partition_allowed; - partition_horz_allowed &= partition_allowed || !has_rows; - partition_vert_allowed &= partition_allowed || !has_cols; - do_square_split &= bsize > min_size; - } - - if (bsize > cpi->sf.use_square_partition_only_threshold) { - partition_horz_allowed &= !has_rows; - partition_vert_allowed &= !has_cols; - } - - if (bsize > BLOCK_4X4 && x->use_cb_search_range && - cpi->sf.auto_min_max_partition_size == 0) { - int split_score = 0; - int none_score = 0; - const int score_valid = ml_prune_2pass_split_partition( - &pc_tree->pc_tree_stats, bsize, &split_score, &none_score); - if (score_valid) { - { - const int only_split_thresh = 300; - const int no_none_thresh = 250; - const int no_split_thresh = 0; - if (split_score > only_split_thresh) { - partition_none_allowed = 0; - partition_horz_allowed = 0; - partition_vert_allowed = 0; - } else if (split_score > no_none_thresh) { - partition_none_allowed = 0; - } - if (split_score < no_split_thresh) do_square_split = 0; - } - { - const int no_split_thresh = 120; - const int no_none_thresh = -120; - if (none_score > no_split_thresh && partition_none_allowed) - do_square_split = 0; - if (none_score < no_none_thresh) partition_none_allowed = 0; - } - } else { - if (pc_tree->cb_search_range == SPLIT_PLANE) { - partition_none_allowed = 0; - partition_horz_allowed = 0; - partition_vert_allowed = 0; - } - if (pc_tree->cb_search_range == SEARCH_SAME_PLANE) do_square_split = 0; - if (pc_tree->cb_search_range == NONE_PARTITION_PLANE) { - do_square_split = 0; - partition_horz_allowed = 0; - partition_vert_allowed = 0; - } - } - - // Fall back to default values in case all partition modes are rejected. - if (partition_none_allowed == 0 && do_square_split == 0 && - partition_horz_allowed == 0 && partition_vert_allowed == 0) { - do_square_split = bsize_at_least_8x8; - partition_none_allowed = has_rows && has_cols; - partition_horz_allowed = has_cols && yss <= xss && bsize_at_least_8x8; - partition_vert_allowed = has_rows && xss <= yss && bsize_at_least_8x8; - } - } - - xd->above_txfm_context = cm->above_txfm_context[tile_info->tile_row] + mi_col; - xd->left_txfm_context = - xd->left_txfm_context_buffer + (mi_row & MAX_MIB_MASK); - save_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - -#if CONFIG_FP_MB_STATS - if (cpi->use_fp_mb_stats) { - set_offsets(cpi, tile_info, x, mi_row, mi_col, bsize); - src_diff_var = get_sby_perpixel_diff_variance(cpi, &x->plane[0].src, mi_row, - mi_col, bsize); - } - - // Decide whether we shall split directly and skip searching NONE by using - // the first pass block statistics - if (cpi->use_fp_mb_stats && bsize >= BLOCK_32X32 && do_square_split && - partition_none_allowed && src_diff_var > 4 && - cm->base_qindex < qindex_split_threshold_lookup[bsize]) { - int mb_row = mi_row >> 1; - int mb_col = mi_col >> 1; - int mb_row_end = - AOMMIN(mb_row + num_16x16_blocks_high_lookup[bsize], cm->mb_rows); - int mb_col_end = - AOMMIN(mb_col + num_16x16_blocks_wide_lookup[bsize], cm->mb_cols); - int r, c; - - // compute a complexity measure, basically measure inconsistency of motion - // vectors obtained from the first pass in the current block - for (r = mb_row; r < mb_row_end; r++) { - for (c = mb_col; c < mb_col_end; c++) { - const int mb_index = r * cm->mb_cols + c; - - MOTION_DIRECTION this_mv; - MOTION_DIRECTION right_mv; - MOTION_DIRECTION bottom_mv; - - this_mv = - get_motion_direction_fp(cpi->twopass.this_frame_mb_stats[mb_index]); - - // to its right - if (c != mb_col_end - 1) { - right_mv = get_motion_direction_fp( - cpi->twopass.this_frame_mb_stats[mb_index + 1]); - none_complexity += get_motion_inconsistency(this_mv, right_mv); - } - - // to its bottom - if (r != mb_row_end - 1) { - bottom_mv = get_motion_direction_fp( - cpi->twopass.this_frame_mb_stats[mb_index + cm->mb_cols]); - none_complexity += get_motion_inconsistency(this_mv, bottom_mv); - } - - // do not count its left and top neighbors to avoid double counting - } - } - - if (none_complexity > complexity_16x16_blocks_threshold[bsize]) { - partition_none_allowed = 0; - } - } -#endif - - // Ref frames picked in the [i_th] quarter subblock during square partition - // RD search. It may be used to prune ref frame selection of rect partitions. - int ref_frames_used[4] = { - 0, - }; - -BEGIN_PARTITION_SEARCH: - if (x->must_find_valid_partition) { - partition_none_allowed = has_rows && has_cols; - partition_horz_allowed = has_cols && yss <= xss && bsize_at_least_8x8; - partition_vert_allowed = has_rows && xss <= yss && bsize_at_least_8x8; - } - - // Partition block source pixel variance. - unsigned int pb_source_variance = UINT_MAX; - -#if CONFIG_DIST_8X8 - if (x->using_dist_8x8) { - if (block_size_high[bsize] <= 8) partition_horz_allowed = 0; - if (block_size_wide[bsize] <= 8) partition_vert_allowed = 0; - if (block_size_high[bsize] <= 8 || block_size_wide[bsize] <= 8) - do_square_split = 0; - } -#endif - - // PARTITION_NONE - if (partition_none_allowed) { - int pt_cost = 0; - if (bsize_at_least_8x8) { - pt_cost = partition_cost[PARTITION_NONE] < INT_MAX - ? partition_cost[PARTITION_NONE] - : 0; - } - int64_t partition_rd_cost = RDCOST(x->rdmult, pt_cost, 0); - int64_t best_remain_rdcost = (best_rdc.rdcost == INT64_MAX) - ? INT64_MAX - : (best_rdc.rdcost - partition_rd_cost); - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &this_rdc, - PARTITION_NONE, bsize, ctx_none, best_remain_rdcost); - pb_source_variance = x->source_variance; - if (none_rd) *none_rd = this_rdc.rdcost; - cur_none_rd = this_rdc.rdcost; - if (this_rdc.rate != INT_MAX) { - if (cpi->sf.prune_ref_frame_for_rect_partitions) { - const int ref_type = av1_ref_frame_type(ctx_none->mic.ref_frame); - for (int i = 0; i < 4; ++i) { - ref_frames_used[i] |= (1 << ref_type); - } - } - if (bsize_at_least_8x8) { - this_rdc.rate += pt_cost; - this_rdc.rdcost = RDCOST(x->rdmult, this_rdc.rate, this_rdc.dist); - } - - if (this_rdc.rdcost < best_rdc.rdcost) { - // Adjust dist breakout threshold according to the partition size. - const int64_t dist_breakout_thr = - cpi->sf.partition_search_breakout_dist_thr >> - ((2 * (MAX_SB_SIZE_LOG2 - 2)) - - (mi_size_wide_log2[bsize] + mi_size_high_log2[bsize])); - const int rate_breakout_thr = - cpi->sf.partition_search_breakout_rate_thr * - num_pels_log2_lookup[bsize]; - - best_rdc = this_rdc; - if (bsize_at_least_8x8) pc_tree->partitioning = PARTITION_NONE; - - if ((do_square_split || do_rectangular_split) && - !x->e_mbd.lossless[xd->mi[0]->segment_id] && ctx_none->skippable) { - const int use_ml_based_breakout = - bsize <= cpi->sf.use_square_partition_only_threshold && - bsize > BLOCK_4X4 && xd->bd == 8; - if (use_ml_based_breakout) { - if (ml_predict_breakout(cpi, bsize, x, &this_rdc, - pb_source_variance)) { - do_square_split = 0; - do_rectangular_split = 0; - } - } - - // If all y, u, v transform blocks in this partition are skippable, - // and the dist & rate are within the thresholds, the partition - // search is terminated for current branch of the partition search - // tree. The dist & rate thresholds are set to 0 at speed 0 to - // disable the early termination at that speed. - if (best_rdc.dist < dist_breakout_thr && - best_rdc.rate < rate_breakout_thr) { - do_square_split = 0; - do_rectangular_split = 0; - } - } - -#if CONFIG_FP_MB_STATS - // Check if every 16x16 first pass block statistics has zero - // motion and the corresponding first pass residue is small enough. - // If that is the case, check the difference variance between the - // current frame and the last frame. If the variance is small enough, - // stop further splitting in RD optimization - if (cpi->use_fp_mb_stats && do_square_split && - cm->base_qindex > qindex_skip_threshold_lookup[bsize]) { - int mb_row = mi_row >> 1; - int mb_col = mi_col >> 1; - int mb_row_end = - AOMMIN(mb_row + num_16x16_blocks_high_lookup[bsize], cm->mb_rows); - int mb_col_end = - AOMMIN(mb_col + num_16x16_blocks_wide_lookup[bsize], cm->mb_cols); - int r, c; - - int skip = 1; - for (r = mb_row; r < mb_row_end; r++) { - for (c = mb_col; c < mb_col_end; c++) { - const int mb_index = r * cm->mb_cols + c; - if (!(cpi->twopass.this_frame_mb_stats[mb_index] & - FPMB_MOTION_ZERO_MASK) || - !(cpi->twopass.this_frame_mb_stats[mb_index] & - FPMB_ERROR_SMALL_MASK)) { - skip = 0; - break; - } - } - if (skip == 0) { - break; - } - } - if (skip) { - if (src_diff_var == UINT_MAX) { - set_offsets(cpi, tile_info, x, mi_row, mi_col, bsize); - src_diff_var = get_sby_perpixel_diff_variance( - cpi, &x->plane[0].src, mi_row, mi_col, bsize); - } - if (src_diff_var < 8) { - do_square_split = 0; - do_rectangular_split = 0; - } - } - } -#endif - } - } - - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - } - - // store estimated motion vector - if (cpi->sf.adaptive_motion_search) store_pred_mv(x, ctx_none); - - // PARTITION_SPLIT - if (do_square_split) { - av1_init_rd_stats(&sum_rdc); - subsize = get_partition_subsize(bsize, PARTITION_SPLIT); - sum_rdc.rate = partition_cost[PARTITION_SPLIT]; - sum_rdc.rdcost = RDCOST(x->rdmult, sum_rdc.rate, 0); - - int idx; - for (idx = 0; idx < 4 && sum_rdc.rdcost < best_rdc.rdcost; ++idx) { - const int x_idx = (idx & 1) * mi_step; - const int y_idx = (idx >> 1) * mi_step; - - if (mi_row + y_idx >= cm->mi_rows || mi_col + x_idx >= cm->mi_cols) - continue; - - if (cpi->sf.adaptive_motion_search) load_pred_mv(x, ctx_none); - - pc_tree->split[idx]->index = idx; - int64_t *p_split_rd = &split_rd[idx]; - int64_t best_remain_rdcost = best_rdc.rdcost == INT64_MAX - ? INT64_MAX - : (best_rdc.rdcost - sum_rdc.rdcost); - if (cpi->sf.prune_ref_frame_for_rect_partitions) - pc_tree->split[idx]->none.rate = INT_MAX; - rd_pick_partition(cpi, td, tile_data, tp, mi_row + y_idx, mi_col + x_idx, - subsize, &this_rdc, best_remain_rdcost, - pc_tree->split[idx], p_split_rd); - - if (this_rdc.rate == INT_MAX) { - sum_rdc.rdcost = INT64_MAX; - break; - } else { - sum_rdc.rate += this_rdc.rate; - sum_rdc.dist += this_rdc.dist; - sum_rdc.rdcost += this_rdc.rdcost; - if (cpi->sf.prune_ref_frame_for_rect_partitions && - pc_tree->split[idx]->none.rate != INT_MAX) { - const int ref_type = - av1_ref_frame_type(pc_tree->split[idx]->none.mic.ref_frame); - ref_frames_used[idx] |= (1 << ref_type); - } - if (idx <= 1 && (bsize <= BLOCK_8X8 || - pc_tree->split[idx]->partitioning == PARTITION_NONE)) { - const MB_MODE_INFO *const mbmi = &pc_tree->split[idx]->none.mic; - const PALETTE_MODE_INFO *const pmi = &mbmi->palette_mode_info; - // Neither palette mode nor cfl predicted - if (pmi->palette_size[0] == 0 && pmi->palette_size[1] == 0) { - if (mbmi->uv_mode != UV_CFL_PRED) split_ctx_is_ready[idx] = 1; - } - } - } - } - const int reached_last_index = (idx == 4); - - if (reached_last_index && sum_rdc.rdcost < best_rdc.rdcost) { - sum_rdc.rdcost = RDCOST(x->rdmult, sum_rdc.rate, sum_rdc.dist); - - if (sum_rdc.rdcost < best_rdc.rdcost) { - best_rdc = sum_rdc; - pc_tree->partitioning = PARTITION_SPLIT; - } - } else if (cpi->sf.less_rectangular_check_level > 0) { - // skip rectangular partition test when larger block size - // gives better rd cost - if (cpi->sf.less_rectangular_check_level == 2 || idx <= 2) - do_rectangular_split &= !partition_none_allowed; - } - - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - } // if (do_split) - - pc_tree->horizontal[0].skip_ref_frame_mask = 0; - pc_tree->horizontal[1].skip_ref_frame_mask = 0; - pc_tree->vertical[0].skip_ref_frame_mask = 0; - pc_tree->vertical[1].skip_ref_frame_mask = 0; - if (cpi->sf.prune_ref_frame_for_rect_partitions) { - int used_frames; - used_frames = ref_frames_used[0] | ref_frames_used[1]; - if (used_frames) pc_tree->horizontal[0].skip_ref_frame_mask = ~used_frames; - used_frames = ref_frames_used[2] | ref_frames_used[3]; - if (used_frames) pc_tree->horizontal[1].skip_ref_frame_mask = ~used_frames; - used_frames = ref_frames_used[0] | ref_frames_used[2]; - if (used_frames) pc_tree->vertical[0].skip_ref_frame_mask = ~used_frames; - used_frames = ref_frames_used[1] | ref_frames_used[3]; - if (used_frames) pc_tree->vertical[1].skip_ref_frame_mask = ~used_frames; - } - - int prune_horz = 0; - int prune_vert = 0; - if (cpi->sf.ml_prune_rect_partition && !frame_is_intra_only(cm) && - (partition_horz_allowed || partition_vert_allowed)) { - av1_setup_src_planes(x, cpi->source, mi_row, mi_col, num_planes); - ml_prune_rect_partition(cpi, x, bsize, best_rdc.rdcost, cur_none_rd, - split_rd, &prune_horz, &prune_vert); - } - - // PARTITION_HORZ - if (partition_horz_allowed && !prune_horz && - (do_rectangular_split || active_h_edge(cpi, mi_row, mi_step))) { - av1_init_rd_stats(&sum_rdc); - subsize = get_partition_subsize(bsize, PARTITION_HORZ); - if (cpi->sf.adaptive_motion_search) load_pred_mv(x, ctx_none); - if (cpi->sf.adaptive_pred_interp_filter && bsize == BLOCK_8X8 && - partition_none_allowed) { - pc_tree->horizontal[0].pred_interp_filter = - av1_extract_interp_filter(ctx_none->mic.interp_filters, 0); - } - int64_t best_remain_rdcost = best_rdc.rdcost == INT64_MAX - ? INT64_MAX - : (best_rdc.rdcost - sum_rdc.rdcost); - sum_rdc.rate = partition_cost[PARTITION_HORZ]; - sum_rdc.rdcost = RDCOST(x->rdmult, sum_rdc.rate, 0); - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &this_rdc, - PARTITION_HORZ, subsize, &pc_tree->horizontal[0], - best_remain_rdcost); - - if (this_rdc.rate == INT_MAX) { - sum_rdc.rdcost = INT64_MAX; - } else { - sum_rdc.rate += this_rdc.rate; - sum_rdc.dist += this_rdc.dist; - sum_rdc.rdcost += this_rdc.rdcost; - } - horz_rd[0] = this_rdc.rdcost; - - if (sum_rdc.rdcost < best_rdc.rdcost && has_rows) { - const PICK_MODE_CONTEXT *const ctx_h = &pc_tree->horizontal[0]; - const MB_MODE_INFO *const mbmi = &pc_tree->horizontal[0].mic; - const PALETTE_MODE_INFO *const pmi = &mbmi->palette_mode_info; - // Neither palette mode nor cfl predicted - if (pmi->palette_size[0] == 0 && pmi->palette_size[1] == 0) { - if (mbmi->uv_mode != UV_CFL_PRED) horz_ctx_is_ready = 1; - } - update_state(cpi, tile_data, td, ctx_h, mi_row, mi_col, subsize, 1); - encode_superblock(cpi, tile_data, td, tp, DRY_RUN_NORMAL, mi_row, mi_col, - subsize, NULL); - - if (cpi->sf.adaptive_motion_search) load_pred_mv(x, ctx_h); - - if (cpi->sf.adaptive_pred_interp_filter && bsize == BLOCK_8X8 && - partition_none_allowed) { - pc_tree->horizontal[1].pred_interp_filter = - av1_extract_interp_filter(ctx_h->mic.interp_filters, 0); - } - rd_pick_sb_modes(cpi, tile_data, x, mi_row + mi_step, mi_col, &this_rdc, - PARTITION_HORZ, subsize, &pc_tree->horizontal[1], - best_rdc.rdcost - sum_rdc.rdcost); - horz_rd[1] = this_rdc.rdcost; - - if (this_rdc.rate == INT_MAX) { - sum_rdc.rdcost = INT64_MAX; - } else { - sum_rdc.rate += this_rdc.rate; - sum_rdc.dist += this_rdc.dist; - sum_rdc.rdcost += this_rdc.rdcost; - } - } - - if (sum_rdc.rdcost < best_rdc.rdcost) { - sum_rdc.rdcost = RDCOST(x->rdmult, sum_rdc.rate, sum_rdc.dist); - if (sum_rdc.rdcost < best_rdc.rdcost) { - best_rdc = sum_rdc; - pc_tree->partitioning = PARTITION_HORZ; - } - } - - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - } - - // PARTITION_VERT - if (partition_vert_allowed && !prune_vert && - (do_rectangular_split || active_v_edge(cpi, mi_col, mi_step))) { - av1_init_rd_stats(&sum_rdc); - subsize = get_partition_subsize(bsize, PARTITION_VERT); - - if (cpi->sf.adaptive_motion_search) load_pred_mv(x, ctx_none); - - if (cpi->sf.adaptive_pred_interp_filter && bsize == BLOCK_8X8 && - partition_none_allowed) { - pc_tree->vertical[0].pred_interp_filter = - av1_extract_interp_filter(ctx_none->mic.interp_filters, 0); - } - sum_rdc.rate = partition_cost[PARTITION_VERT]; - sum_rdc.rdcost = RDCOST(x->rdmult, sum_rdc.rate, 0); - int64_t best_remain_rdcost = best_rdc.rdcost == INT64_MAX - ? INT64_MAX - : (best_rdc.rdcost - sum_rdc.rdcost); - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &this_rdc, - PARTITION_VERT, subsize, &pc_tree->vertical[0], - best_remain_rdcost); - - if (this_rdc.rate == INT_MAX) { - sum_rdc.rdcost = INT64_MAX; - } else { - sum_rdc.rate += this_rdc.rate; - sum_rdc.dist += this_rdc.dist; - sum_rdc.rdcost += this_rdc.rdcost; - } - vert_rd[0] = this_rdc.rdcost; - const int64_t vert_max_rdcost = best_rdc.rdcost; - if (sum_rdc.rdcost < vert_max_rdcost && has_cols) { - const MB_MODE_INFO *const mbmi = &pc_tree->vertical[0].mic; - const PALETTE_MODE_INFO *const pmi = &mbmi->palette_mode_info; - // Neither palette mode nor cfl predicted - if (pmi->palette_size[0] == 0 && pmi->palette_size[1] == 0) { - if (mbmi->uv_mode != UV_CFL_PRED) vert_ctx_is_ready = 1; - } - update_state(cpi, tile_data, td, &pc_tree->vertical[0], mi_row, mi_col, - subsize, 1); - encode_superblock(cpi, tile_data, td, tp, DRY_RUN_NORMAL, mi_row, mi_col, - subsize, NULL); - - if (cpi->sf.adaptive_motion_search) load_pred_mv(x, ctx_none); - - if (cpi->sf.adaptive_pred_interp_filter && bsize == BLOCK_8X8 && - partition_none_allowed) { - pc_tree->vertical[1].pred_interp_filter = - av1_extract_interp_filter(ctx_none->mic.interp_filters, 0); - } - rd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col + mi_step, &this_rdc, - PARTITION_VERT, subsize, &pc_tree->vertical[1], - best_rdc.rdcost - sum_rdc.rdcost); - vert_rd[1] = this_rdc.rdcost; - - if (this_rdc.rate == INT_MAX) { - sum_rdc.rdcost = INT64_MAX; - } else { - sum_rdc.rate += this_rdc.rate; - sum_rdc.dist += this_rdc.dist; - sum_rdc.rdcost += this_rdc.rdcost; - } - } - - if (sum_rdc.rdcost < best_rdc.rdcost) { - sum_rdc.rdcost = RDCOST(x->rdmult, sum_rdc.rate, sum_rdc.dist); - if (sum_rdc.rdcost < best_rdc.rdcost) { - best_rdc = sum_rdc; - pc_tree->partitioning = PARTITION_VERT; - } - } - - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - } - - if (pb_source_variance == UINT_MAX) { - av1_setup_src_planes(x, cpi->source, mi_row, mi_col, num_planes); - if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) { - pb_source_variance = av1_high_get_sby_perpixel_variance( - cpi, &x->plane[0].src, bsize, xd->bd); - } else { - pb_source_variance = - av1_get_sby_perpixel_variance(cpi, &x->plane[0].src, bsize); - } - } - - const int ext_partition_allowed = - do_rectangular_split && bsize > BLOCK_8X8 && partition_none_allowed; - - // The standard AB partitions are allowed whenever ext-partition-types are - // allowed - int horzab_partition_allowed = ext_partition_allowed; - int vertab_partition_allowed = ext_partition_allowed; - -#if CONFIG_DIST_8X8 - if (x->using_dist_8x8) { - if (block_size_high[bsize] <= 8 || block_size_wide[bsize] <= 8) { - horzab_partition_allowed = 0; - vertab_partition_allowed = 0; - } - } -#endif - - if (cpi->sf.prune_ext_partition_types_search_level) { - if (cpi->sf.prune_ext_partition_types_search_level == 1) { - // TODO(debargha,huisu@google.com): may need to tune the threshold for - // pb_source_variance. - horzab_partition_allowed &= (pc_tree->partitioning == PARTITION_HORZ || - (pc_tree->partitioning == PARTITION_NONE && - pb_source_variance < 32) || - pc_tree->partitioning == PARTITION_SPLIT); - vertab_partition_allowed &= (pc_tree->partitioning == PARTITION_VERT || - (pc_tree->partitioning == PARTITION_NONE && - pb_source_variance < 32) || - pc_tree->partitioning == PARTITION_SPLIT); - } else { - horzab_partition_allowed &= (pc_tree->partitioning == PARTITION_HORZ || - pc_tree->partitioning == PARTITION_SPLIT); - vertab_partition_allowed &= (pc_tree->partitioning == PARTITION_VERT || - pc_tree->partitioning == PARTITION_SPLIT); - } - horz_rd[0] = (horz_rd[0] < INT64_MAX ? horz_rd[0] : 0); - horz_rd[1] = (horz_rd[1] < INT64_MAX ? horz_rd[1] : 0); - vert_rd[0] = (vert_rd[0] < INT64_MAX ? vert_rd[0] : 0); - vert_rd[1] = (vert_rd[1] < INT64_MAX ? vert_rd[1] : 0); - split_rd[0] = (split_rd[0] < INT64_MAX ? split_rd[0] : 0); - split_rd[1] = (split_rd[1] < INT64_MAX ? split_rd[1] : 0); - split_rd[2] = (split_rd[2] < INT64_MAX ? split_rd[2] : 0); - split_rd[3] = (split_rd[3] < INT64_MAX ? split_rd[3] : 0); - } - int horza_partition_allowed = horzab_partition_allowed; - int horzb_partition_allowed = horzab_partition_allowed; - if (cpi->sf.prune_ext_partition_types_search_level) { - const int64_t horz_a_rd = horz_rd[1] + split_rd[0] + split_rd[1]; - const int64_t horz_b_rd = horz_rd[0] + split_rd[2] + split_rd[3]; - switch (cpi->sf.prune_ext_partition_types_search_level) { - case 1: - horza_partition_allowed &= (horz_a_rd / 16 * 14 < best_rdc.rdcost); - horzb_partition_allowed &= (horz_b_rd / 16 * 14 < best_rdc.rdcost); - break; - case 2: - default: - horza_partition_allowed &= (horz_a_rd / 16 * 15 < best_rdc.rdcost); - horzb_partition_allowed &= (horz_b_rd / 16 * 15 < best_rdc.rdcost); - break; - } - } - - int verta_partition_allowed = vertab_partition_allowed; - int vertb_partition_allowed = vertab_partition_allowed; - if (cpi->sf.prune_ext_partition_types_search_level) { - const int64_t vert_a_rd = vert_rd[1] + split_rd[0] + split_rd[2]; - const int64_t vert_b_rd = vert_rd[0] + split_rd[1] + split_rd[3]; - switch (cpi->sf.prune_ext_partition_types_search_level) { - case 1: - verta_partition_allowed &= (vert_a_rd / 16 * 14 < best_rdc.rdcost); - vertb_partition_allowed &= (vert_b_rd / 16 * 14 < best_rdc.rdcost); - break; - case 2: - default: - verta_partition_allowed &= (vert_a_rd / 16 * 15 < best_rdc.rdcost); - vertb_partition_allowed &= (vert_b_rd / 16 * 15 < best_rdc.rdcost); - break; - } - } - - if (cpi->sf.ml_prune_ab_partition && ext_partition_allowed && - partition_horz_allowed && partition_vert_allowed) { - // TODO(huisu@google.com): x->source_variance may not be the current block's - // variance. The correct one to use is pb_source_variance. - // Need to re-train the model to fix it. - ml_prune_ab_partition(bsize, pc_tree->partitioning, - get_unsigned_bits(x->source_variance), - best_rdc.rdcost, horz_rd, vert_rd, split_rd, - &horza_partition_allowed, &horzb_partition_allowed, - &verta_partition_allowed, &vertb_partition_allowed); - } - - // PARTITION_HORZ_A - if (partition_horz_allowed && horza_partition_allowed) { - subsize = get_partition_subsize(bsize, PARTITION_HORZ_A); - pc_tree->horizontala[0].rd_mode_is_ready = 0; - pc_tree->horizontala[1].rd_mode_is_ready = 0; - pc_tree->horizontala[2].rd_mode_is_ready = 0; - if (split_ctx_is_ready[0]) { - av1_copy_tree_context(&pc_tree->horizontala[0], &pc_tree->split[0]->none); - pc_tree->horizontala[0].mic.partition = PARTITION_HORZ_A; - pc_tree->horizontala[0].rd_mode_is_ready = 1; - if (split_ctx_is_ready[1]) { - av1_copy_tree_context(&pc_tree->horizontala[1], - &pc_tree->split[1]->none); - pc_tree->horizontala[1].mic.partition = PARTITION_HORZ_A; - pc_tree->horizontala[1].rd_mode_is_ready = 1; - } - } - pc_tree->horizontala[0].skip_ref_frame_mask = 0; - pc_tree->horizontala[1].skip_ref_frame_mask = 0; - pc_tree->horizontala[2].skip_ref_frame_mask = 0; - if (cpi->sf.prune_ref_frame_for_rect_partitions) { - int used_frames; - used_frames = ref_frames_used[0]; - if (used_frames) - pc_tree->horizontala[0].skip_ref_frame_mask = ~used_frames; - used_frames = ref_frames_used[1]; - if (used_frames) - pc_tree->horizontala[1].skip_ref_frame_mask = ~used_frames; - used_frames = ref_frames_used[2] | ref_frames_used[3]; - if (used_frames) - pc_tree->horizontala[2].skip_ref_frame_mask = ~used_frames; - } - rd_test_partition3(cpi, td, tile_data, tp, pc_tree, &best_rdc, - pc_tree->horizontala, ctx_none, mi_row, mi_col, bsize, - PARTITION_HORZ_A, mi_row, mi_col, bsize2, mi_row, - mi_col + mi_step, bsize2, mi_row + mi_step, mi_col, - subsize); - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - } - // PARTITION_HORZ_B - if (partition_horz_allowed && horzb_partition_allowed) { - subsize = get_partition_subsize(bsize, PARTITION_HORZ_B); - pc_tree->horizontalb[0].rd_mode_is_ready = 0; - pc_tree->horizontalb[1].rd_mode_is_ready = 0; - pc_tree->horizontalb[2].rd_mode_is_ready = 0; - if (horz_ctx_is_ready) { - av1_copy_tree_context(&pc_tree->horizontalb[0], &pc_tree->horizontal[0]); - pc_tree->horizontalb[0].mic.partition = PARTITION_HORZ_B; - pc_tree->horizontalb[0].rd_mode_is_ready = 1; - } - pc_tree->horizontalb[0].skip_ref_frame_mask = 0; - pc_tree->horizontalb[1].skip_ref_frame_mask = 0; - pc_tree->horizontalb[2].skip_ref_frame_mask = 0; - if (cpi->sf.prune_ref_frame_for_rect_partitions) { - int used_frames; - used_frames = ref_frames_used[0] | ref_frames_used[1]; - if (used_frames) - pc_tree->horizontalb[0].skip_ref_frame_mask = ~used_frames; - used_frames = ref_frames_used[2]; - if (used_frames) - pc_tree->horizontalb[1].skip_ref_frame_mask = ~used_frames; - used_frames = ref_frames_used[3]; - if (used_frames) - pc_tree->horizontalb[2].skip_ref_frame_mask = ~used_frames; - } - rd_test_partition3(cpi, td, tile_data, tp, pc_tree, &best_rdc, - pc_tree->horizontalb, ctx_none, mi_row, mi_col, bsize, - PARTITION_HORZ_B, mi_row, mi_col, subsize, - mi_row + mi_step, mi_col, bsize2, mi_row + mi_step, - mi_col + mi_step, bsize2); - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - } - - // PARTITION_VERT_A - if (partition_vert_allowed && verta_partition_allowed) { - subsize = get_partition_subsize(bsize, PARTITION_VERT_A); - pc_tree->verticala[0].rd_mode_is_ready = 0; - pc_tree->verticala[1].rd_mode_is_ready = 0; - pc_tree->verticala[2].rd_mode_is_ready = 0; - if (split_ctx_is_ready[0]) { - av1_copy_tree_context(&pc_tree->verticala[0], &pc_tree->split[0]->none); - pc_tree->verticala[0].mic.partition = PARTITION_VERT_A; - pc_tree->verticala[0].rd_mode_is_ready = 1; - } - pc_tree->verticala[0].skip_ref_frame_mask = 0; - pc_tree->verticala[1].skip_ref_frame_mask = 0; - pc_tree->verticala[2].skip_ref_frame_mask = 0; - if (cpi->sf.prune_ref_frame_for_rect_partitions) { - int used_frames; - used_frames = ref_frames_used[0]; - if (used_frames) pc_tree->verticala[0].skip_ref_frame_mask = ~used_frames; - used_frames = ref_frames_used[2]; - if (used_frames) pc_tree->verticala[1].skip_ref_frame_mask = ~used_frames; - used_frames = ref_frames_used[1] | ref_frames_used[3]; - if (used_frames) pc_tree->verticala[2].skip_ref_frame_mask = ~used_frames; - } - rd_test_partition3(cpi, td, tile_data, tp, pc_tree, &best_rdc, - pc_tree->verticala, ctx_none, mi_row, mi_col, bsize, - PARTITION_VERT_A, mi_row, mi_col, bsize2, - mi_row + mi_step, mi_col, bsize2, mi_row, - mi_col + mi_step, subsize); - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - } - // PARTITION_VERT_B - if (partition_vert_allowed && vertb_partition_allowed) { - subsize = get_partition_subsize(bsize, PARTITION_VERT_B); - pc_tree->verticalb[0].rd_mode_is_ready = 0; - pc_tree->verticalb[1].rd_mode_is_ready = 0; - pc_tree->verticalb[2].rd_mode_is_ready = 0; - if (vert_ctx_is_ready) { - av1_copy_tree_context(&pc_tree->verticalb[0], &pc_tree->vertical[0]); - pc_tree->verticalb[0].mic.partition = PARTITION_VERT_B; - pc_tree->verticalb[0].rd_mode_is_ready = 1; - } - pc_tree->verticalb[0].skip_ref_frame_mask = 0; - pc_tree->verticalb[1].skip_ref_frame_mask = 0; - pc_tree->verticalb[2].skip_ref_frame_mask = 0; - if (cpi->sf.prune_ref_frame_for_rect_partitions) { - int used_frames; - used_frames = ref_frames_used[0] | ref_frames_used[2]; - if (used_frames) pc_tree->verticalb[0].skip_ref_frame_mask = ~used_frames; - used_frames = ref_frames_used[1]; - if (used_frames) pc_tree->verticalb[1].skip_ref_frame_mask = ~used_frames; - used_frames = ref_frames_used[3]; - if (used_frames) pc_tree->verticalb[2].skip_ref_frame_mask = ~used_frames; - } - rd_test_partition3(cpi, td, tile_data, tp, pc_tree, &best_rdc, - pc_tree->verticalb, ctx_none, mi_row, mi_col, bsize, - PARTITION_VERT_B, mi_row, mi_col, subsize, mi_row, - mi_col + mi_step, bsize2, mi_row + mi_step, - mi_col + mi_step, bsize2); - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - } - - // partition4_allowed is 1 if we can use a PARTITION_HORZ_4 or - // PARTITION_VERT_4 for this block. This is almost the same as - // ext_partition_allowed, except that we don't allow 128x32 or 32x128 blocks, - // so we require that bsize is not BLOCK_128X128. - const int partition4_allowed = - ext_partition_allowed && bsize != BLOCK_128X128; - int partition_horz4_allowed = partition4_allowed && partition_horz_allowed; - int partition_vert4_allowed = partition4_allowed && partition_vert_allowed; - if (cpi->sf.prune_ext_partition_types_search_level == 2) { - partition_horz4_allowed &= (pc_tree->partitioning == PARTITION_HORZ || - pc_tree->partitioning == PARTITION_HORZ_A || - pc_tree->partitioning == PARTITION_HORZ_B || - pc_tree->partitioning == PARTITION_SPLIT || - pc_tree->partitioning == PARTITION_NONE); - partition_vert4_allowed &= (pc_tree->partitioning == PARTITION_VERT || - pc_tree->partitioning == PARTITION_VERT_A || - pc_tree->partitioning == PARTITION_VERT_B || - pc_tree->partitioning == PARTITION_SPLIT || - pc_tree->partitioning == PARTITION_NONE); - } - if (cpi->sf.ml_prune_4_partition && partition4_allowed && - partition_horz_allowed && partition_vert_allowed) { - ml_prune_4_partition(cpi, x, bsize, pc_tree->partitioning, best_rdc.rdcost, - horz_rd, vert_rd, split_rd, &partition_horz4_allowed, - &partition_vert4_allowed, pb_source_variance, mi_row, - mi_col); - } - -#if CONFIG_DIST_8X8 - if (x->using_dist_8x8) { - if (block_size_high[bsize] <= 16 || block_size_wide[bsize] <= 16) { - partition_horz4_allowed = 0; - partition_vert4_allowed = 0; - } - } -#endif - - // PARTITION_HORZ_4 - if (partition_horz4_allowed && has_rows && - (do_rectangular_split || active_h_edge(cpi, mi_row, mi_step))) { - av1_init_rd_stats(&sum_rdc); - const int quarter_step = mi_size_high[bsize] / 4; - PICK_MODE_CONTEXT *ctx_prev = ctx_none; - - subsize = get_partition_subsize(bsize, PARTITION_HORZ_4); - sum_rdc.rate = partition_cost[PARTITION_HORZ_4]; - sum_rdc.rdcost = RDCOST(x->rdmult, sum_rdc.rate, 0); - - for (int i = 0; i < 4; ++i) { - const int this_mi_row = mi_row + i * quarter_step; - - if (i > 0 && this_mi_row >= cm->mi_rows) break; - - PICK_MODE_CONTEXT *ctx_this = &pc_tree->horizontal4[i]; - - ctx_this->rd_mode_is_ready = 0; - ctx_this->skip_ref_frame_mask = 0; - if (cpi->sf.prune_ref_frame_for_rect_partitions) { - const int used_frames = i <= 1 - ? (ref_frames_used[0] | ref_frames_used[1]) - : (ref_frames_used[2] | ref_frames_used[3]); - if (used_frames) ctx_this->skip_ref_frame_mask = ~used_frames; - } - if (!rd_try_subblock(cpi, td, tile_data, tp, (i == 3), this_mi_row, - mi_col, subsize, &best_rdc, &sum_rdc, &this_rdc, - PARTITION_HORZ_4, ctx_prev, ctx_this)) - break; - - ctx_prev = ctx_this; - } - - if (sum_rdc.rdcost < best_rdc.rdcost) { - sum_rdc.rdcost = RDCOST(x->rdmult, sum_rdc.rate, sum_rdc.dist); - if (sum_rdc.rdcost < best_rdc.rdcost) { - best_rdc = sum_rdc; - pc_tree->partitioning = PARTITION_HORZ_4; - } - } - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - } - - // PARTITION_VERT_4 - if (partition_vert4_allowed && has_cols && - (do_rectangular_split || active_v_edge(cpi, mi_row, mi_step))) { - av1_init_rd_stats(&sum_rdc); - const int quarter_step = mi_size_wide[bsize] / 4; - PICK_MODE_CONTEXT *ctx_prev = ctx_none; - - subsize = get_partition_subsize(bsize, PARTITION_VERT_4); - sum_rdc.rate = partition_cost[PARTITION_VERT_4]; - sum_rdc.rdcost = RDCOST(x->rdmult, sum_rdc.rate, 0); - - for (int i = 0; i < 4; ++i) { - const int this_mi_col = mi_col + i * quarter_step; - - if (i > 0 && this_mi_col >= cm->mi_cols) break; - - PICK_MODE_CONTEXT *ctx_this = &pc_tree->vertical4[i]; - - ctx_this->rd_mode_is_ready = 0; - ctx_this->skip_ref_frame_mask = 0; - if (cpi->sf.prune_ref_frame_for_rect_partitions) { - const int used_frames = i <= 1 - ? (ref_frames_used[0] | ref_frames_used[2]) - : (ref_frames_used[1] | ref_frames_used[3]); - if (used_frames) ctx_this->skip_ref_frame_mask = ~used_frames; - } - if (!rd_try_subblock(cpi, td, tile_data, tp, (i == 3), mi_row, - this_mi_col, subsize, &best_rdc, &sum_rdc, &this_rdc, - PARTITION_VERT_4, ctx_prev, ctx_this)) - break; - - ctx_prev = ctx_this; - } - - if (sum_rdc.rdcost < best_rdc.rdcost) { - sum_rdc.rdcost = RDCOST(x->rdmult, sum_rdc.rate, sum_rdc.dist); - if (sum_rdc.rdcost < best_rdc.rdcost) { - best_rdc = sum_rdc; - pc_tree->partitioning = PARTITION_VERT_4; - } - } - restore_context(x, &x_ctx, mi_row, mi_col, bsize, num_planes); - } - - if (bsize == cm->seq_params.sb_size && best_rdc.rate == INT_MAX) { - // Did not find a valid partition, go back and search again, with less - // constraint on which partition types to search. - x->must_find_valid_partition = 1; - goto BEGIN_PARTITION_SEARCH; - } - - // TODO(jbb): This code added so that we avoid static analysis - // warning related to the fact that best_rd isn't used after this - // point. This code should be refactored so that the duplicate - // checks occur in some sub function and thus are used... - (void)best_rd; - *rd_cost = best_rdc; - - if (best_rdc.rate < INT_MAX && best_rdc.dist < INT64_MAX && - pc_tree->index != 3) { - if (bsize == cm->seq_params.sb_size) { - x->cb_offset = 0; - encode_sb(cpi, td, tile_data, tp, mi_row, mi_col, OUTPUT_ENABLED, bsize, - pc_tree, NULL); - } else { - encode_sb(cpi, td, tile_data, tp, mi_row, mi_col, DRY_RUN_NORMAL, bsize, - pc_tree, NULL); - } - } - - if (bsize == cm->seq_params.sb_size) { - assert(best_rdc.rate < INT_MAX); - assert(best_rdc.dist < INT64_MAX); - } else { - assert(tp_orig == *tp); - } -} - -// Set all the counters as max. -static void init_first_partition_pass_stats_tables( - FIRST_PARTITION_PASS_STATS *stats) { - for (int i = 0; i < FIRST_PARTITION_PASS_STATS_TABLES; ++i) { - memset(stats[i].ref0_counts, 0xff, sizeof(stats[i].ref0_counts)); - memset(stats[i].ref1_counts, 0xff, sizeof(stats[i].ref1_counts)); - stats[i].sample_counts = INT_MAX; - } -} - -// clear pc_tree_stats -static INLINE void clear_pc_tree_stats(PC_TREE *pt) { - if (pt == NULL) return; - pt->pc_tree_stats.valid = 0; - for (int i = 0; i < 4; ++i) { - clear_pc_tree_stats(pt->split[i]); - } -} - -// Minimum number of samples to trigger the -// mode_pruning_based_on_two_pass_partition_search feature. -#define FIRST_PARTITION_PASS_MIN_SAMPLES 16 - -static void encode_rd_sb_row(AV1_COMP *cpi, ThreadData *td, - TileDataEnc *tile_data, int mi_row, - TOKENEXTRA **tp) { - AV1_COMMON *const cm = &cpi->common; - const int num_planes = av1_num_planes(cm); - const TileInfo *const tile_info = &tile_data->tile_info; - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - SPEED_FEATURES *const sf = &cpi->sf; - const int leaf_nodes = 256; - - // Initialize the left context for the new SB row - av1_zero_left_context(xd); - - // Reset delta for every tile - if (mi_row == tile_info->mi_row_start) { - if (cm->delta_q_present_flag) xd->current_qindex = cm->base_qindex; - if (cm->delta_lf_present_flag) { - av1_reset_loop_filter_delta(xd, av1_num_planes(cm)); - } - } - - PC_TREE *const pc_root = - td->pc_root[cm->seq_params.mib_size_log2 - MIN_MIB_SIZE_LOG2]; - // Code each SB in the row - for (int mi_col = tile_info->mi_col_start; mi_col < tile_info->mi_col_end; - mi_col += cm->seq_params.mib_size) { - av1_fill_coeff_costs(&td->mb, xd->tile_ctx, num_planes); - av1_fill_mode_rates(cm, x, xd->tile_ctx); - - if (sf->adaptive_pred_interp_filter) { - for (int i = 0; i < leaf_nodes; ++i) { - td->pc_tree[i].vertical[0].pred_interp_filter = SWITCHABLE; - td->pc_tree[i].vertical[1].pred_interp_filter = SWITCHABLE; - td->pc_tree[i].horizontal[0].pred_interp_filter = SWITCHABLE; - td->pc_tree[i].horizontal[1].pred_interp_filter = SWITCHABLE; - } - } - - x->mb_rd_record.num = x->mb_rd_record.index_start = 0; - - av1_zero(x->txb_rd_record_8X8); - av1_zero(x->txb_rd_record_16X16); - av1_zero(x->txb_rd_record_32X32); - av1_zero(x->txb_rd_record_64X64); - av1_zero(x->txb_rd_record_intra); - - av1_zero(x->pred_mv); - pc_root->index = 0; - - const struct segmentation *const seg = &cm->seg; - int seg_skip = 0; - if (seg->enabled) { - const uint8_t *const map = - seg->update_map ? cpi->segmentation_map : cm->last_frame_seg_map; - const int segment_id = - map ? get_segment_id(cm, map, cm->seq_params.sb_size, mi_row, mi_col) - : 0; - seg_skip = segfeature_active(seg, segment_id, SEG_LVL_SKIP); - } - xd->cur_frame_force_integer_mv = cm->cur_frame_force_integer_mv; - - x->sb_energy_level = 0; - if (cm->delta_q_present_flag) { - // Delta-q modulation based on variance - av1_setup_src_planes(x, cpi->source, mi_row, mi_col, num_planes); - - int offset_qindex; - if (DELTAQ_MODULATION == 1) { - const int block_wavelet_energy_level = - av1_block_wavelet_energy_level(cpi, x, cm->seq_params.sb_size); - x->sb_energy_level = block_wavelet_energy_level; - offset_qindex = av1_compute_deltaq_from_energy_level( - cpi, block_wavelet_energy_level); - } else { - const int block_var_level = - av1_log_block_var(cpi, x, cm->seq_params.sb_size); - x->sb_energy_level = block_var_level; - offset_qindex = - av1_compute_deltaq_from_energy_level(cpi, block_var_level); - } - const int qmask = ~(cm->delta_q_res - 1); - int current_qindex = clamp(cm->base_qindex + offset_qindex, - cm->delta_q_res, 256 - cm->delta_q_res); - current_qindex = - ((current_qindex - cm->base_qindex + cm->delta_q_res / 2) & qmask) + - cm->base_qindex; - assert(current_qindex > 0); - - xd->delta_qindex = current_qindex - cm->base_qindex; - set_offsets(cpi, tile_info, x, mi_row, mi_col, cm->seq_params.sb_size); - xd->mi[0]->current_qindex = current_qindex; - av1_init_plane_quantizers(cpi, x, xd->mi[0]->segment_id); - if (cpi->oxcf.deltaq_mode == DELTA_Q_LF) { - const int lfmask = ~(cm->delta_lf_res - 1); - const int delta_lf_from_base = - ((offset_qindex / 2 + cm->delta_lf_res / 2) & lfmask); - - // pre-set the delta lf for loop filter. Note that this value is set - // before mi is assigned for each block in current superblock - for (int j = 0; - j < AOMMIN(cm->seq_params.mib_size, cm->mi_rows - mi_row); j++) { - for (int k = 0; - k < AOMMIN(cm->seq_params.mib_size, cm->mi_cols - mi_col); k++) { - cm->mi[(mi_row + j) * cm->mi_stride + (mi_col + k)] - .delta_lf_from_base = - clamp(delta_lf_from_base, -MAX_LOOP_FILTER, MAX_LOOP_FILTER); - const int frame_lf_count = - av1_num_planes(cm) > 1 ? FRAME_LF_COUNT : FRAME_LF_COUNT - 2; - for (int lf_id = 0; lf_id < frame_lf_count; ++lf_id) { - cm->mi[(mi_row + j) * cm->mi_stride + (mi_col + k)] - .delta_lf[lf_id] = - clamp(delta_lf_from_base, -MAX_LOOP_FILTER, MAX_LOOP_FILTER); - } - } - } - } - } - - int dummy_rate; - int64_t dummy_dist; - RD_STATS dummy_rdc; - const int idx_str = cm->mi_stride * mi_row + mi_col; - MB_MODE_INFO **mi = cm->mi_grid_visible + idx_str; - x->source_variance = UINT_MAX; - if (sf->partition_search_type == FIXED_PARTITION || seg_skip) { - set_offsets(cpi, tile_info, x, mi_row, mi_col, cm->seq_params.sb_size); - const BLOCK_SIZE bsize = - seg_skip ? cm->seq_params.sb_size : sf->always_this_block_size; - set_fixed_partitioning(cpi, tile_info, mi, mi_row, mi_col, bsize); - rd_use_partition(cpi, td, tile_data, mi, tp, mi_row, mi_col, - cm->seq_params.sb_size, &dummy_rate, &dummy_dist, 1, - pc_root); - } else if (cpi->partition_search_skippable_frame) { - set_offsets(cpi, tile_info, x, mi_row, mi_col, cm->seq_params.sb_size); - const BLOCK_SIZE bsize = - get_rd_var_based_fixed_partition(cpi, x, mi_row, mi_col); - set_fixed_partitioning(cpi, tile_info, mi, mi_row, mi_col, bsize); - rd_use_partition(cpi, td, tile_data, mi, tp, mi_row, mi_col, - cm->seq_params.sb_size, &dummy_rate, &dummy_dist, 1, - pc_root); - } else { - // If required set upper and lower partition size limits - if (sf->auto_min_max_partition_size) { - set_offsets(cpi, tile_info, x, mi_row, mi_col, cm->seq_params.sb_size); - rd_auto_partition_range(cpi, tile_info, xd, mi_row, mi_col, - &x->min_partition_size, &x->max_partition_size); - } - - reset_partition(pc_root, cm->seq_params.sb_size); - x->use_cb_search_range = 0; - init_first_partition_pass_stats_tables(x->first_partition_pass_stats); - // Do the first pass if we need two pass partition search - if (cpi->sf.two_pass_partition_search && - cpi->sf.use_square_partition_only_threshold > BLOCK_4X4 && - mi_row + mi_size_high[cm->seq_params.sb_size] < cm->mi_rows && - mi_col + mi_size_wide[cm->seq_params.sb_size] < cm->mi_cols && - cm->frame_type != KEY_FRAME) { - x->cb_partition_scan = 1; - // Reset the stats tables. - if (sf->mode_pruning_based_on_two_pass_partition_search) - av1_zero(x->first_partition_pass_stats); - clear_pc_tree_stats(pc_root); - rd_pick_sqr_partition(cpi, td, tile_data, tp, mi_row, mi_col, - cm->seq_params.sb_size, &dummy_rdc, INT64_MAX, - pc_root, NULL); - x->cb_partition_scan = 0; - - x->source_variance = UINT_MAX; - if (sf->adaptive_pred_interp_filter) { - for (int i = 0; i < leaf_nodes; ++i) { - td->pc_tree[i].vertical[0].pred_interp_filter = SWITCHABLE; - td->pc_tree[i].vertical[1].pred_interp_filter = SWITCHABLE; - td->pc_tree[i].horizontal[0].pred_interp_filter = SWITCHABLE; - td->pc_tree[i].horizontal[1].pred_interp_filter = SWITCHABLE; - } - } - - x->mb_rd_record.num = x->mb_rd_record.index_start = 0; - av1_zero(x->txb_rd_record_8X8); - av1_zero(x->txb_rd_record_16X16); - av1_zero(x->txb_rd_record_32X32); - av1_zero(x->txb_rd_record_64X64); - av1_zero(x->txb_rd_record_intra); - av1_zero(x->pred_mv); - pc_root->index = 0; - - for (int idy = 0; idy < mi_size_high[cm->seq_params.sb_size]; ++idy) { - for (int idx = 0; idx < mi_size_wide[cm->seq_params.sb_size]; ++idx) { - const int offset = cm->mi_stride * (mi_row + idy) + (mi_col + idx); - cm->mi_grid_visible[offset] = 0; - } - } - - x->use_cb_search_range = 1; - - if (sf->mode_pruning_based_on_two_pass_partition_search) { - for (int i = 0; i < FIRST_PARTITION_PASS_STATS_TABLES; ++i) { - FIRST_PARTITION_PASS_STATS *const stat = - &x->first_partition_pass_stats[i]; - if (stat->sample_counts < FIRST_PARTITION_PASS_MIN_SAMPLES) { - // If there are not enough samples collected, make all available. - memset(stat->ref0_counts, 0xff, sizeof(stat->ref0_counts)); - memset(stat->ref1_counts, 0xff, sizeof(stat->ref1_counts)); - } else if (sf->selective_ref_frame < 2) { - // ALTREF2_FRAME and BWDREF_FRAME may be skipped during the - // initial partition scan, so we don't eliminate them. - stat->ref0_counts[ALTREF2_FRAME] = 0xff; - stat->ref1_counts[ALTREF2_FRAME] = 0xff; - stat->ref0_counts[BWDREF_FRAME] = 0xff; - stat->ref1_counts[BWDREF_FRAME] = 0xff; - } - } - } - } - - rd_pick_partition(cpi, td, tile_data, tp, mi_row, mi_col, - cm->seq_params.sb_size, &dummy_rdc, INT64_MAX, pc_root, - NULL); - } -#if CONFIG_COLLECT_INTER_MODE_RD_STATS - // TODO(angiebird): Let inter_mode_rd_model_estimation support multi-tile. - if (cpi->sf.inter_mode_rd_model_estimation && cm->tile_cols == 1 && - cm->tile_rows == 1) { - av1_inter_mode_data_fit(tile_data, x->rdmult); - } -#endif - } -} - -static void init_encode_frame_mb_context(AV1_COMP *cpi) { - AV1_COMMON *const cm = &cpi->common; - const int num_planes = av1_num_planes(cm); - MACROBLOCK *const x = &cpi->td.mb; - MACROBLOCKD *const xd = &x->e_mbd; - - // Copy data over into macro block data structures. - av1_setup_src_planes(x, cpi->source, 0, 0, num_planes); - - av1_setup_block_planes(xd, cm->seq_params.subsampling_x, - cm->seq_params.subsampling_y, num_planes); -} - -static MV_REFERENCE_FRAME get_frame_type(const AV1_COMP *cpi) { - if (frame_is_intra_only(&cpi->common)) return INTRA_FRAME; - // We will not update the golden frame with an internal overlay frame - else if ((cpi->rc.is_src_frame_alt_ref && cpi->refresh_golden_frame) || - cpi->rc.is_src_frame_ext_arf) - return ALTREF_FRAME; - else if (cpi->refresh_golden_frame || cpi->refresh_alt2_ref_frame || - cpi->refresh_alt_ref_frame) - return GOLDEN_FRAME; - else - // TODO(zoeliu): To investigate whether a frame_type other than - // INTRA/ALTREF/GOLDEN/LAST needs to be specified seperately. - return LAST_FRAME; -} - -static TX_MODE select_tx_mode(const AV1_COMP *cpi) { - if (cpi->common.coded_lossless) return ONLY_4X4; - if (cpi->sf.tx_size_search_method == USE_LARGESTALL) - return TX_MODE_LARGEST; - else if (cpi->sf.tx_size_search_method == USE_FULL_RD || - cpi->sf.tx_size_search_method == USE_FAST_RD) - return TX_MODE_SELECT; - else - return cpi->common.tx_mode; -} - -void av1_alloc_tile_data(AV1_COMP *cpi) { - AV1_COMMON *const cm = &cpi->common; - const int tile_cols = cm->tile_cols; - const int tile_rows = cm->tile_rows; - int tile_col, tile_row; - - if (cpi->tile_data != NULL) aom_free(cpi->tile_data); - CHECK_MEM_ERROR( - cm, cpi->tile_data, - aom_memalign(32, tile_cols * tile_rows * sizeof(*cpi->tile_data))); - cpi->allocated_tiles = tile_cols * tile_rows; - - for (tile_row = 0; tile_row < tile_rows; ++tile_row) - for (tile_col = 0; tile_col < tile_cols; ++tile_col) { - TileDataEnc *const tile_data = - &cpi->tile_data[tile_row * tile_cols + tile_col]; - int i, j; - for (i = 0; i < BLOCK_SIZES_ALL; ++i) { - for (j = 0; j < MAX_MODES; ++j) { - tile_data->thresh_freq_fact[i][j] = 32; - tile_data->mode_map[i][j] = j; - } - } - } -} - -void av1_init_tile_data(AV1_COMP *cpi) { - AV1_COMMON *const cm = &cpi->common; - const int num_planes = av1_num_planes(cm); - const int tile_cols = cm->tile_cols; - const int tile_rows = cm->tile_rows; - int tile_col, tile_row; - TOKENEXTRA *pre_tok = cpi->tile_tok[0][0]; - TOKENLIST *tplist = cpi->tplist[0][0]; - unsigned int tile_tok = 0; - int tplist_count = 0; - - for (tile_row = 0; tile_row < tile_rows; ++tile_row) { - for (tile_col = 0; tile_col < tile_cols; ++tile_col) { - TileDataEnc *const tile_data = - &cpi->tile_data[tile_row * tile_cols + tile_col]; - TileInfo *const tile_info = &tile_data->tile_info; - av1_tile_init(tile_info, cm, tile_row, tile_col); - - cpi->tile_tok[tile_row][tile_col] = pre_tok + tile_tok; - pre_tok = cpi->tile_tok[tile_row][tile_col]; - tile_tok = allocated_tokens( - *tile_info, cm->seq_params.mib_size_log2 + MI_SIZE_LOG2, num_planes); - cpi->tplist[tile_row][tile_col] = tplist + tplist_count; - tplist = cpi->tplist[tile_row][tile_col]; - tplist_count = av1_get_sb_rows_in_tile(cm, tile_data->tile_info); - tile_data->allow_update_cdf = !cm->large_scale_tile; - tile_data->allow_update_cdf = - tile_data->allow_update_cdf && !cm->disable_cdf_update; - } - } -} - -void av1_encode_sb_row(AV1_COMP *cpi, ThreadData *td, int tile_row, - int tile_col, int mi_row) { - AV1_COMMON *const cm = &cpi->common; - const int num_planes = av1_num_planes(cm); - const int tile_cols = cm->tile_cols; - TileDataEnc *this_tile = &cpi->tile_data[tile_row * tile_cols + tile_col]; - const TileInfo *const tile_info = &this_tile->tile_info; - TOKENEXTRA *tok = NULL; - int sb_row_in_tile; - int tile_mb_cols = (tile_info->mi_col_end - tile_info->mi_col_start + 2) >> 2; - - int num_mb_rows_in_sb = - ((1 << (cm->seq_params.mib_size_log2 + MI_SIZE_LOG2)) + 8) >> 4; - - sb_row_in_tile = - (mi_row - tile_info->mi_row_start) >> cm->seq_params.mib_size_log2; - - get_start_tok(cpi, tile_row, tile_col, mi_row, &tok, - cm->seq_params.mib_size_log2 + MI_SIZE_LOG2, num_planes); - cpi->tplist[tile_row][tile_col][sb_row_in_tile].start = tok; - - encode_rd_sb_row(cpi, td, this_tile, mi_row, &tok); - - cpi->tplist[tile_row][tile_col][sb_row_in_tile].stop = tok; - cpi->tplist[tile_row][tile_col][sb_row_in_tile].count = - (unsigned int)(cpi->tplist[tile_row][tile_col][sb_row_in_tile].stop - - cpi->tplist[tile_row][tile_col][sb_row_in_tile].start); - - assert( - (unsigned int)(tok - - cpi->tplist[tile_row][tile_col][sb_row_in_tile].start) <= - get_token_alloc(num_mb_rows_in_sb, tile_mb_cols, - cm->seq_params.mib_size_log2 + MI_SIZE_LOG2, num_planes)); - - (void)tile_mb_cols; - (void)num_mb_rows_in_sb; -} - -void av1_encode_tile(AV1_COMP *cpi, ThreadData *td, int tile_row, - int tile_col) { - AV1_COMMON *const cm = &cpi->common; - TileDataEnc *const this_tile = - &cpi->tile_data[tile_row * cm->tile_cols + tile_col]; - const TileInfo *const tile_info = &this_tile->tile_info; - int mi_row; - -#if CONFIG_COLLECT_INTER_MODE_RD_STATS - av1_inter_mode_data_init(this_tile); -#endif - - av1_zero_above_context(cm, &td->mb.e_mbd, tile_info->mi_col_start, - tile_info->mi_col_end, tile_row); - av1_init_above_context(cm, &td->mb.e_mbd, tile_row); - - // Set up pointers to per thread motion search counters. - this_tile->m_search_count = 0; // Count of motion search hits. - this_tile->ex_search_count = 0; // Exhaustive mesh search hits. - td->mb.m_search_count_ptr = &this_tile->m_search_count; - td->mb.ex_search_count_ptr = &this_tile->ex_search_count; - this_tile->tctx = *cm->fc; - td->mb.e_mbd.tile_ctx = &this_tile->tctx; - - cfl_init(&td->mb.e_mbd.cfl, &cm->seq_params); - - av1_crc32c_calculator_init(&td->mb.mb_rd_record.crc_calculator); - - td->intrabc_used_this_tile = 0; - - for (mi_row = tile_info->mi_row_start; mi_row < tile_info->mi_row_end; - mi_row += cm->seq_params.mib_size) { - av1_encode_sb_row(cpi, td, tile_row, tile_col, mi_row); - } -} - -static void encode_tiles(AV1_COMP *cpi) { - AV1_COMMON *const cm = &cpi->common; - const int tile_cols = cm->tile_cols; - const int tile_rows = cm->tile_rows; - int tile_col, tile_row; - - if (cpi->tile_data == NULL || cpi->allocated_tiles < tile_cols * tile_rows) - av1_alloc_tile_data(cpi); - - av1_init_tile_data(cpi); - - for (tile_row = 0; tile_row < tile_rows; ++tile_row) { - for (tile_col = 0; tile_col < tile_cols; ++tile_col) { - av1_encode_tile(cpi, &cpi->td, tile_row, tile_col); - cpi->intrabc_used |= cpi->td.intrabc_used_this_tile; - } - } -} - -#if CONFIG_FP_MB_STATS -static int input_fpmb_stats(FIRSTPASS_MB_STATS *firstpass_mb_stats, - AV1_COMMON *cm, uint8_t **this_frame_mb_stats) { - uint8_t *mb_stats_in = firstpass_mb_stats->mb_stats_start + - cm->current_video_frame * cm->MBs * sizeof(uint8_t); - - if (mb_stats_in > firstpass_mb_stats->mb_stats_end) return EOF; - - *this_frame_mb_stats = mb_stats_in; - - return 1; -} -#endif - -#define GLOBAL_TRANS_TYPES_ENC 3 // highest motion model to search -static int gm_get_params_cost(const WarpedMotionParams *gm, - const WarpedMotionParams *ref_gm, int allow_hp) { - int params_cost = 0; - int trans_bits, trans_prec_diff; - switch (gm->wmtype) { - case AFFINE: - case ROTZOOM: - params_cost += aom_count_signed_primitive_refsubexpfin( - GM_ALPHA_MAX + 1, SUBEXPFIN_K, - (ref_gm->wmmat[2] >> GM_ALPHA_PREC_DIFF) - (1 << GM_ALPHA_PREC_BITS), - (gm->wmmat[2] >> GM_ALPHA_PREC_DIFF) - (1 << GM_ALPHA_PREC_BITS)); - params_cost += aom_count_signed_primitive_refsubexpfin( - GM_ALPHA_MAX + 1, SUBEXPFIN_K, - (ref_gm->wmmat[3] >> GM_ALPHA_PREC_DIFF), - (gm->wmmat[3] >> GM_ALPHA_PREC_DIFF)); - if (gm->wmtype >= AFFINE) { - params_cost += aom_count_signed_primitive_refsubexpfin( - GM_ALPHA_MAX + 1, SUBEXPFIN_K, - (ref_gm->wmmat[4] >> GM_ALPHA_PREC_DIFF), - (gm->wmmat[4] >> GM_ALPHA_PREC_DIFF)); - params_cost += aom_count_signed_primitive_refsubexpfin( - GM_ALPHA_MAX + 1, SUBEXPFIN_K, - (ref_gm->wmmat[5] >> GM_ALPHA_PREC_DIFF) - - (1 << GM_ALPHA_PREC_BITS), - (gm->wmmat[5] >> GM_ALPHA_PREC_DIFF) - (1 << GM_ALPHA_PREC_BITS)); - } - AOM_FALLTHROUGH_INTENDED; - case TRANSLATION: - trans_bits = (gm->wmtype == TRANSLATION) - ? GM_ABS_TRANS_ONLY_BITS - !allow_hp - : GM_ABS_TRANS_BITS; - trans_prec_diff = (gm->wmtype == TRANSLATION) - ? GM_TRANS_ONLY_PREC_DIFF + !allow_hp - : GM_TRANS_PREC_DIFF; - params_cost += aom_count_signed_primitive_refsubexpfin( - (1 << trans_bits) + 1, SUBEXPFIN_K, - (ref_gm->wmmat[0] >> trans_prec_diff), - (gm->wmmat[0] >> trans_prec_diff)); - params_cost += aom_count_signed_primitive_refsubexpfin( - (1 << trans_bits) + 1, SUBEXPFIN_K, - (ref_gm->wmmat[1] >> trans_prec_diff), - (gm->wmmat[1] >> trans_prec_diff)); - AOM_FALLTHROUGH_INTENDED; - case IDENTITY: break; - default: assert(0); - } - return (params_cost << AV1_PROB_COST_SHIFT); -} - -static int do_gm_search_logic(SPEED_FEATURES *const sf, int num_refs_using_gm, - int frame) { - (void)num_refs_using_gm; - (void)frame; - switch (sf->gm_search_type) { - case GM_FULL_SEARCH: return 1; - case GM_REDUCED_REF_SEARCH: - return !(frame == LAST2_FRAME || frame == LAST3_FRAME); - case GM_DISABLE_SEARCH: return 0; - default: assert(0); - } - return 1; -} - -// Estimate if the source frame is screen content, based on the portion of -// blocks that have no more than 4 (experimentally selected) luma colors. -static int is_screen_content(const uint8_t *src, int use_hbd, int bd, - int stride, int width, int height) { - assert(src != NULL); - int counts = 0; - const int blk_w = 16; - const int blk_h = 16; - const int limit = 4; - for (int r = 0; r + blk_h <= height; r += blk_h) { - for (int c = 0; c + blk_w <= width; c += blk_w) { - int count_buf[1 << 12]; // Maximum (1 << 12) color levels. - const int n_colors = - use_hbd ? av1_count_colors_highbd(src + r * stride + c, stride, blk_w, - blk_h, bd, count_buf) - : av1_count_colors(src + r * stride + c, stride, blk_w, blk_h, - count_buf); - if (n_colors > 1 && n_colors <= limit) counts++; - } - } - // The threshold is 10%. - return counts * blk_h * blk_w * 10 > width * height; -} - -static const uint8_t ref_frame_flag_list[REF_FRAMES] = { 0, - AOM_LAST_FLAG, - AOM_LAST2_FLAG, - AOM_LAST3_FLAG, - AOM_GOLD_FLAG, - AOM_BWD_FLAG, - AOM_ALT2_FLAG, - AOM_ALT_FLAG }; - -// Enforce the number of references for each arbitrary frame limited to -// (INTER_REFS_PER_FRAME - 1) -static void enforce_max_ref_frames(AV1_COMP *cpi) { - AV1_COMMON *const cm = &cpi->common; - MV_REFERENCE_FRAME ref_frame; - int total_valid_refs = 0; - for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) { - if (cpi->ref_frame_flags & ref_frame_flag_list[ref_frame]) - total_valid_refs++; - } - - // NOTE(zoeliu): When all the possible reference frames are availble, we - // reduce the number of reference frames by 1, following the rules of: - // (1) Retain GOLDEN_FARME/ALTEF_FRAME; - // (2) Check the earliest 2 remaining reference frames, and remove the one - // with the lower quality factor, otherwise if both have been coded at - // the same quality level, remove the earliest reference frame. - - if (total_valid_refs == INTER_REFS_PER_FRAME) { - unsigned int min_ref_offset = UINT_MAX; - unsigned int second_min_ref_offset = UINT_MAX; - MV_REFERENCE_FRAME earliest_ref_frames[2] = { LAST3_FRAME, LAST2_FRAME }; - int earliest_buf_idxes[2] = { 0 }; - - // Locate the earliest two reference frames except GOLDEN/ALTREF. - for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) { - // Retain GOLDEN/ALTERF - if (ref_frame == GOLDEN_FRAME || ref_frame == ALTREF_FRAME) continue; - - const int buf_idx = cm->frame_refs[ref_frame - LAST_FRAME].idx; - if (buf_idx >= 0) { - const unsigned int ref_offset = - cm->buffer_pool->frame_bufs[buf_idx].cur_frame_offset; - - if (min_ref_offset == UINT_MAX) { - min_ref_offset = ref_offset; - earliest_ref_frames[0] = ref_frame; - earliest_buf_idxes[0] = buf_idx; - } else { - if (get_relative_dist(cm, ref_offset, min_ref_offset) < 0) { - second_min_ref_offset = min_ref_offset; - earliest_ref_frames[1] = earliest_ref_frames[0]; - earliest_buf_idxes[1] = earliest_buf_idxes[0]; - - min_ref_offset = ref_offset; - earliest_ref_frames[0] = ref_frame; - earliest_buf_idxes[0] = buf_idx; - } else if (second_min_ref_offset == UINT_MAX || - get_relative_dist(cm, ref_offset, second_min_ref_offset) < - 0) { - second_min_ref_offset = ref_offset; - earliest_ref_frames[1] = ref_frame; - earliest_buf_idxes[1] = buf_idx; - } - } - } - } - // Check the coding quality factors of the two earliest reference frames. - RATE_FACTOR_LEVEL ref_rf_level[2]; - double ref_rf_deltas[2]; - for (int i = 0; i < 2; ++i) { - ref_rf_level[i] = cpi->frame_rf_level[earliest_buf_idxes[i]]; - ref_rf_deltas[i] = rate_factor_deltas[ref_rf_level[i]]; - } - (void)ref_rf_level; - (void)ref_rf_deltas; - -#define USE_RF_LEVEL_TO_ENFORCE 1 -#if USE_RF_LEVEL_TO_ENFORCE - // If both earliest two reference frames are coded using the same rate- - // factor, disable the earliest reference frame; Otherwise disable the - // reference frame that uses a lower rate-factor delta. - const MV_REFERENCE_FRAME ref_frame_to_disable = - (ref_rf_deltas[0] <= ref_rf_deltas[1]) ? earliest_ref_frames[0] - : earliest_ref_frames[1]; -#else - // Always disable the earliest reference frame - const MV_REFERENCE_FRAME ref_frame_to_disable = earliest_ref_frames[0]; -#endif // USE_RF_LEVEL_TO_ENFORCE -#undef USE_RF_LEVEL_TO_ENFORCE - - switch (ref_frame_to_disable) { - case LAST_FRAME: cpi->ref_frame_flags &= ~AOM_LAST_FLAG; break; - case LAST2_FRAME: cpi->ref_frame_flags &= ~AOM_LAST2_FLAG; break; - case LAST3_FRAME: cpi->ref_frame_flags &= ~AOM_LAST3_FLAG; break; - case BWDREF_FRAME: cpi->ref_frame_flags &= ~AOM_BWD_FLAG; break; - case ALTREF2_FRAME: cpi->ref_frame_flags &= ~AOM_ALT2_FLAG; break; - default: break; - } - } -} - -static INLINE int av1_refs_are_one_sided(const AV1_COMMON *cm) { - assert(!frame_is_intra_only(cm)); - - int one_sided_refs = 1; - for (int ref = 0; ref < INTER_REFS_PER_FRAME; ++ref) { - const int buf_idx = cm->frame_refs[ref].idx; - if (buf_idx == INVALID_IDX) continue; - - const int ref_offset = - cm->buffer_pool->frame_bufs[buf_idx].cur_frame_offset; - if (get_relative_dist(cm, ref_offset, (int)cm->frame_offset) > 0) { - one_sided_refs = 0; // bwd reference - break; - } - } - return one_sided_refs; -} - -static INLINE void get_skip_mode_ref_offsets(const AV1_COMMON *cm, - int ref_offset[2]) { - ref_offset[0] = ref_offset[1] = 0; - if (!cm->is_skip_mode_allowed) return; - - const int buf_idx_0 = cm->frame_refs[cm->ref_frame_idx_0].idx; - const int buf_idx_1 = cm->frame_refs[cm->ref_frame_idx_1].idx; - assert(buf_idx_0 != INVALID_IDX && buf_idx_1 != INVALID_IDX); - - ref_offset[0] = cm->buffer_pool->frame_bufs[buf_idx_0].cur_frame_offset; - ref_offset[1] = cm->buffer_pool->frame_bufs[buf_idx_1].cur_frame_offset; -} - -static int check_skip_mode_enabled(AV1_COMP *const cpi) { - AV1_COMMON *const cm = &cpi->common; - - av1_setup_skip_mode_allowed(cm); - if (!cm->is_skip_mode_allowed) return 0; - - // Turn off skip mode if the temporal distances of the reference pair to the - // current frame are different by more than 1 frame. - const int cur_offset = (int)cm->frame_offset; - int ref_offset[2]; - get_skip_mode_ref_offsets(cm, ref_offset); - const int cur_to_ref0 = get_relative_dist(cm, cur_offset, ref_offset[0]); - const int cur_to_ref1 = abs(get_relative_dist(cm, cur_offset, ref_offset[1])); - if (abs(cur_to_ref0 - cur_to_ref1) > 1) return 0; - - // High Latency: Turn off skip mode if all refs are fwd. - if (cpi->all_one_sided_refs && cpi->oxcf.lag_in_frames > 0) return 0; - - static const int flag_list[REF_FRAMES] = { 0, - AOM_LAST_FLAG, - AOM_LAST2_FLAG, - AOM_LAST3_FLAG, - AOM_GOLD_FLAG, - AOM_BWD_FLAG, - AOM_ALT2_FLAG, - AOM_ALT_FLAG }; - const int ref_frame[2] = { cm->ref_frame_idx_0 + LAST_FRAME, - cm->ref_frame_idx_1 + LAST_FRAME }; - if (!(cpi->ref_frame_flags & flag_list[ref_frame[0]]) || - !(cpi->ref_frame_flags & flag_list[ref_frame[1]])) - return 0; - - return 1; -} - -// Function to decide if we can skip the global motion parameter computation -// for a particular ref frame -static INLINE int skip_gm_frame(AV1_COMMON *const cm, int ref_frame) { - if ((ref_frame == LAST3_FRAME || ref_frame == LAST2_FRAME) && - cm->global_motion[GOLDEN_FRAME].wmtype != IDENTITY) { - return get_relative_dist( - cm, cm->cur_frame->ref_frame_offset[ref_frame - LAST_FRAME], - cm->cur_frame->ref_frame_offset[GOLDEN_FRAME - LAST_FRAME]) <= 0; - } - return 0; -} - -static void set_default_interp_skip_flags(AV1_COMP *cpi) { - const int num_planes = av1_num_planes(&cpi->common); - cpi->default_interp_skip_flags = (num_planes == 1) - ? DEFAULT_LUMA_INTERP_SKIP_FLAG - : DEFAULT_INTERP_SKIP_FLAG; -} - -static void encode_frame_internal(AV1_COMP *cpi) { - ThreadData *const td = &cpi->td; - MACROBLOCK *const x = &td->mb; - AV1_COMMON *const cm = &cpi->common; - MACROBLOCKD *const xd = &x->e_mbd; - RD_COUNTS *const rdc = &cpi->td.rd_counts; - int i; - - x->min_partition_size = AOMMIN(x->min_partition_size, cm->seq_params.sb_size); - x->max_partition_size = AOMMIN(x->max_partition_size, cm->seq_params.sb_size); -#if CONFIG_DIST_8X8 - x->using_dist_8x8 = cpi->oxcf.using_dist_8x8; - x->tune_metric = cpi->oxcf.tuning; -#endif - cm->setup_mi(cm); - - xd->mi = cm->mi_grid_visible; - xd->mi[0] = cm->mi; - - av1_zero(*td->counts); - av1_zero(rdc->comp_pred_diff); - - if (frame_is_intra_only(cm)) { - if (cm->seq_params.force_screen_content_tools == 2) { - cm->allow_screen_content_tools = - cpi->oxcf.content == AOM_CONTENT_SCREEN || - is_screen_content(cpi->source->y_buffer, - cpi->source->flags & YV12_FLAG_HIGHBITDEPTH, xd->bd, - cpi->source->y_stride, cpi->source->y_width, - cpi->source->y_height); - } else { - cm->allow_screen_content_tools = - cm->seq_params.force_screen_content_tools; - } - } - - // Allow intrabc when screen content tools are enabled. - cm->allow_intrabc = cm->allow_screen_content_tools; - // Reset the flag. - cpi->intrabc_used = 0; - // Need to disable intrabc when superres is selected - if (av1_superres_scaled(cm)) { - cm->allow_intrabc = 0; - } - - if (cpi->oxcf.pass != 1 && av1_use_hash_me(cm)) { - // add to hash table - const int pic_width = cpi->source->y_crop_width; - const int pic_height = cpi->source->y_crop_height; - uint32_t *block_hash_values[2][2]; - int8_t *is_block_same[2][3]; - int k, j; - - for (k = 0; k < 2; k++) { - for (j = 0; j < 2; j++) { - CHECK_MEM_ERROR(cm, block_hash_values[k][j], - aom_malloc(sizeof(uint32_t) * pic_width * pic_height)); - } - - for (j = 0; j < 3; j++) { - CHECK_MEM_ERROR(cm, is_block_same[k][j], - aom_malloc(sizeof(int8_t) * pic_width * pic_height)); - } - } - - av1_hash_table_create(&cm->cur_frame->hash_table); - av1_generate_block_2x2_hash_value(cpi->source, block_hash_values[0], - is_block_same[0], &cpi->td.mb); - av1_generate_block_hash_value(cpi->source, 4, block_hash_values[0], - block_hash_values[1], is_block_same[0], - is_block_same[1], &cpi->td.mb); - av1_add_to_hash_map_by_row_with_precal_data( - &cm->cur_frame->hash_table, block_hash_values[1], is_block_same[1][2], - pic_width, pic_height, 4); - av1_generate_block_hash_value(cpi->source, 8, block_hash_values[1], - block_hash_values[0], is_block_same[1], - is_block_same[0], &cpi->td.mb); - av1_add_to_hash_map_by_row_with_precal_data( - &cm->cur_frame->hash_table, block_hash_values[0], is_block_same[0][2], - pic_width, pic_height, 8); - av1_generate_block_hash_value(cpi->source, 16, block_hash_values[0], - block_hash_values[1], is_block_same[0], - is_block_same[1], &cpi->td.mb); - av1_add_to_hash_map_by_row_with_precal_data( - &cm->cur_frame->hash_table, block_hash_values[1], is_block_same[1][2], - pic_width, pic_height, 16); - av1_generate_block_hash_value(cpi->source, 32, block_hash_values[1], - block_hash_values[0], is_block_same[1], - is_block_same[0], &cpi->td.mb); - av1_add_to_hash_map_by_row_with_precal_data( - &cm->cur_frame->hash_table, block_hash_values[0], is_block_same[0][2], - pic_width, pic_height, 32); - av1_generate_block_hash_value(cpi->source, 64, block_hash_values[0], - block_hash_values[1], is_block_same[0], - is_block_same[1], &cpi->td.mb); - av1_add_to_hash_map_by_row_with_precal_data( - &cm->cur_frame->hash_table, block_hash_values[1], is_block_same[1][2], - pic_width, pic_height, 64); - - av1_generate_block_hash_value(cpi->source, 128, block_hash_values[1], - block_hash_values[0], is_block_same[1], - is_block_same[0], &cpi->td.mb); - av1_add_to_hash_map_by_row_with_precal_data( - &cm->cur_frame->hash_table, block_hash_values[0], is_block_same[0][2], - pic_width, pic_height, 128); - - for (k = 0; k < 2; k++) { - for (j = 0; j < 2; j++) { - aom_free(block_hash_values[k][j]); - } - - for (j = 0; j < 3; j++) { - aom_free(is_block_same[k][j]); - } - } - } - - for (i = 0; i < MAX_SEGMENTS; ++i) { - const int qindex = cm->seg.enabled - ? av1_get_qindex(&cm->seg, i, cm->base_qindex) - : cm->base_qindex; - xd->lossless[i] = qindex == 0 && cm->y_dc_delta_q == 0 && - cm->u_dc_delta_q == 0 && cm->u_ac_delta_q == 0 && - cm->v_dc_delta_q == 0 && cm->v_ac_delta_q == 0; - if (xd->lossless[i]) cpi->has_lossless_segment = 1; - xd->qindex[i] = qindex; - if (xd->lossless[i]) { - cpi->optimize_seg_arr[i] = 0; - } else { - cpi->optimize_seg_arr[i] = cpi->optimize_speed_feature; - } - } - cm->coded_lossless = is_coded_lossless(cm, xd); - cm->all_lossless = cm->coded_lossless && !av1_superres_scaled(cm); - - cm->tx_mode = select_tx_mode(cpi); - - // Fix delta q resolution for the moment - cm->delta_q_res = DEFAULT_DELTA_Q_RES; - // Set delta_q_present_flag before it is used for the first time - cm->delta_lf_res = DEFAULT_DELTA_LF_RES; - cm->delta_q_present_flag = cpi->oxcf.deltaq_mode != NO_DELTA_Q; - cm->delta_lf_present_flag = cpi->oxcf.deltaq_mode == DELTA_Q_LF; - cm->delta_lf_multi = DEFAULT_DELTA_LF_MULTI; - // update delta_q_present_flag and delta_lf_present_flag based on base_qindex - cm->delta_q_present_flag &= cm->base_qindex > 0; - cm->delta_lf_present_flag &= cm->base_qindex > 0; - - av1_frame_init_quantizer(cpi); - - av1_initialize_rd_consts(cpi); - av1_initialize_me_consts(cpi, x, cm->base_qindex); - init_encode_frame_mb_context(cpi); - set_default_interp_skip_flags(cpi); - if (cm->prev_frame) - cm->last_frame_seg_map = cm->prev_frame->seg_map; - else - cm->last_frame_seg_map = NULL; - cm->current_frame_seg_map = cm->cur_frame->seg_map; - if (cm->allow_intrabc || cm->coded_lossless) { - av1_set_default_ref_deltas(cm->lf.ref_deltas); - av1_set_default_mode_deltas(cm->lf.mode_deltas); - } else if (cm->prev_frame) { - memcpy(cm->lf.ref_deltas, cm->prev_frame->ref_deltas, REF_FRAMES); - memcpy(cm->lf.mode_deltas, cm->prev_frame->mode_deltas, MAX_MODE_LF_DELTAS); - } - memcpy(cm->cur_frame->ref_deltas, cm->lf.ref_deltas, REF_FRAMES); - memcpy(cm->cur_frame->mode_deltas, cm->lf.mode_deltas, MAX_MODE_LF_DELTAS); - - // Special case: set prev_mi to NULL when the previous mode info - // context cannot be used. - cm->prev_mi = cm->allow_ref_frame_mvs ? cm->prev_mip : NULL; - - x->txb_split_count = 0; - - av1_zero(rdc->global_motion_used); - av1_zero(cpi->gmparams_cost); -#if !CONFIG_GLOBAL_MOTION_SEARCH - cpi->global_motion_search_done = 1; -#endif // !CONFIG_GLOBAL_MOTION_SEARCH - if (cpi->common.frame_type == INTER_FRAME && cpi->source && - !cpi->global_motion_search_done) { - YV12_BUFFER_CONFIG *ref_buf[REF_FRAMES]; - int frame; - double params_by_motion[RANSAC_NUM_MOTIONS * (MAX_PARAMDIM - 1)]; - const double *params_this_motion; - int inliers_by_motion[RANSAC_NUM_MOTIONS]; - WarpedMotionParams tmp_wm_params; - static const double kIdentityParams[MAX_PARAMDIM - 1] = { - 0.0, 0.0, 1.0, 0.0, 0.0, 1.0, 0.0, 0.0 - }; - int num_refs_using_gm = 0; - - for (frame = ALTREF_FRAME; frame >= LAST_FRAME; --frame) { - ref_buf[frame] = get_ref_frame_buffer(cpi, frame); - int pframe; - cm->global_motion[frame] = default_warp_params; - const WarpedMotionParams *ref_params = - cm->prev_frame ? &cm->prev_frame->global_motion[frame] - : &default_warp_params; - // check for duplicate buffer - for (pframe = ALTREF_FRAME; pframe > frame; --pframe) { - if (ref_buf[frame] == ref_buf[pframe]) break; - } - if (pframe > frame) { - memcpy(&cm->global_motion[frame], &cm->global_motion[pframe], - sizeof(WarpedMotionParams)); - } else if (ref_buf[frame] && - ref_buf[frame]->y_crop_width == cpi->source->y_crop_width && - ref_buf[frame]->y_crop_height == cpi->source->y_crop_height && - do_gm_search_logic(&cpi->sf, num_refs_using_gm, frame) && - !(cpi->sf.selective_ref_gm && skip_gm_frame(cm, frame))) { - TransformationType model; - const int64_t ref_frame_error = - av1_frame_error(xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH, xd->bd, - ref_buf[frame]->y_buffer, ref_buf[frame]->y_stride, - cpi->source->y_buffer, cpi->source->y_width, - cpi->source->y_height, cpi->source->y_stride); - - if (ref_frame_error == 0) continue; - - aom_clear_system_state(); - for (model = ROTZOOM; model < GLOBAL_TRANS_TYPES_ENC; ++model) { - int64_t best_warp_error = INT64_MAX; - // Initially set all params to identity. - for (i = 0; i < RANSAC_NUM_MOTIONS; ++i) { - memcpy(params_by_motion + (MAX_PARAMDIM - 1) * i, kIdentityParams, - (MAX_PARAMDIM - 1) * sizeof(*params_by_motion)); - } - - compute_global_motion_feature_based( - model, cpi->source, ref_buf[frame], - cpi->common.seq_params.bit_depth, inliers_by_motion, - params_by_motion, RANSAC_NUM_MOTIONS); - - for (i = 0; i < RANSAC_NUM_MOTIONS; ++i) { - if (inliers_by_motion[i] == 0) continue; - - params_this_motion = params_by_motion + (MAX_PARAMDIM - 1) * i; - convert_model_to_params(params_this_motion, &tmp_wm_params); - - if (tmp_wm_params.wmtype != IDENTITY) { - const int64_t warp_error = refine_integerized_param( - &tmp_wm_params, tmp_wm_params.wmtype, - xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH, xd->bd, - ref_buf[frame]->y_buffer, ref_buf[frame]->y_width, - ref_buf[frame]->y_height, ref_buf[frame]->y_stride, - cpi->source->y_buffer, cpi->source->y_width, - cpi->source->y_height, cpi->source->y_stride, 5, - best_warp_error); - if (warp_error < best_warp_error) { - best_warp_error = warp_error; - // Save the wm_params modified by refine_integerized_param() - // rather than motion index to avoid rerunning refine() below. - memcpy(&(cm->global_motion[frame]), &tmp_wm_params, - sizeof(WarpedMotionParams)); - } - } - } - if (cm->global_motion[frame].wmtype <= AFFINE) - if (!get_shear_params(&cm->global_motion[frame])) - cm->global_motion[frame] = default_warp_params; - - if (cm->global_motion[frame].wmtype == TRANSLATION) { - cm->global_motion[frame].wmmat[0] = - convert_to_trans_prec(cm->allow_high_precision_mv, - cm->global_motion[frame].wmmat[0]) * - GM_TRANS_ONLY_DECODE_FACTOR; - cm->global_motion[frame].wmmat[1] = - convert_to_trans_prec(cm->allow_high_precision_mv, - cm->global_motion[frame].wmmat[1]) * - GM_TRANS_ONLY_DECODE_FACTOR; - } - - // If the best error advantage found doesn't meet the threshold for - // this motion type, revert to IDENTITY. - if (!is_enough_erroradvantage( - (double)best_warp_error / ref_frame_error, - gm_get_params_cost(&cm->global_motion[frame], ref_params, - cm->allow_high_precision_mv), - cpi->sf.gm_erroradv_type)) { - cm->global_motion[frame] = default_warp_params; - } - if (cm->global_motion[frame].wmtype != IDENTITY) break; - } - aom_clear_system_state(); - } - if (cm->global_motion[frame].wmtype != IDENTITY) num_refs_using_gm++; - cpi->gmparams_cost[frame] = - gm_get_params_cost(&cm->global_motion[frame], ref_params, - cm->allow_high_precision_mv) + - cpi->gmtype_cost[cm->global_motion[frame].wmtype] - - cpi->gmtype_cost[IDENTITY]; - } - // clear disabled ref_frames - for (frame = LAST_FRAME; frame <= ALTREF_FRAME; ++frame) { - const int ref_disabled = - !(cpi->ref_frame_flags & ref_frame_flag_list[frame]); - if (ref_disabled && cpi->sf.recode_loop != DISALLOW_RECODE) { - cpi->gmparams_cost[frame] = 0; - cm->global_motion[frame] = default_warp_params; - } - } - cpi->global_motion_search_done = 1; - } - memcpy(cm->cur_frame->global_motion, cm->global_motion, - REF_FRAMES * sizeof(WarpedMotionParams)); - - av1_setup_motion_field(cm); - - cpi->all_one_sided_refs = - frame_is_intra_only(cm) ? 0 : av1_refs_are_one_sided(cm); - - cm->skip_mode_flag = check_skip_mode_enabled(cpi); - - { - struct aom_usec_timer emr_timer; - aom_usec_timer_start(&emr_timer); - -#if CONFIG_FP_MB_STATS - if (cpi->use_fp_mb_stats) { - input_fpmb_stats(&cpi->twopass.firstpass_mb_stats, cm, - &cpi->twopass.this_frame_mb_stats); - } -#endif - - if (cpi->row_mt && (cpi->oxcf.max_threads > 1)) - av1_encode_tiles_mt(cpi); - else if (AOMMIN(cpi->oxcf.max_threads, cm->tile_cols * cm->tile_rows) > 1) - av1_encode_tiles_mt(cpi); - else - encode_tiles(cpi); - - aom_usec_timer_mark(&emr_timer); - cpi->time_encode_sb_row += aom_usec_timer_elapsed(&emr_timer); - } - - // If intrabc is allowed but never selected, reset the allow_intrabc flag. - if (cm->allow_intrabc && !cpi->intrabc_used) cm->allow_intrabc = 0; - if (cm->allow_intrabc) cm->delta_lf_present_flag = 0; -} - -void av1_encode_frame(AV1_COMP *cpi) { - AV1_COMMON *const cm = &cpi->common; - const int num_planes = av1_num_planes(cm); - // Indicates whether or not to use a default reduced set for ext-tx - // rather than the potential full set of 16 transforms - cm->reduced_tx_set_used = 0; - - if (cm->show_frame == 0) { - int arf_offset = AOMMIN( - (MAX_GF_INTERVAL - 1), - cpi->twopass.gf_group.arf_src_offset[cpi->twopass.gf_group.index]); - int brf_offset = - cpi->twopass.gf_group.brf_src_offset[cpi->twopass.gf_group.index]; - arf_offset = AOMMIN((MAX_GF_INTERVAL - 1), arf_offset + brf_offset); - cm->frame_offset = cm->current_video_frame + arf_offset; - } else { - cm->frame_offset = cm->current_video_frame; - } - cm->frame_offset %= (1 << (cm->seq_params.order_hint_bits_minus_1 + 1)); - - // Make sure segment_id is no larger than last_active_segid. - if (cm->seg.enabled && cm->seg.update_map) { - const int mi_rows = cm->mi_rows; - const int mi_cols = cm->mi_cols; - const int last_active_segid = cm->seg.last_active_segid; - uint8_t *map = cpi->segmentation_map; - for (int mi_row = 0; mi_row < mi_rows; ++mi_row) { - for (int mi_col = 0; mi_col < mi_cols; ++mi_col) { - map[mi_col] = AOMMIN(map[mi_col], last_active_segid); - } - map += mi_cols; - } - } - - av1_setup_frame_buf_refs(cm); - if (cpi->sf.selective_ref_frame >= 2) enforce_max_ref_frames(cpi); - av1_setup_frame_sign_bias(cm); - -#if CONFIG_MISMATCH_DEBUG - mismatch_reset_frame(num_planes); -#else - (void)num_planes; -#endif - - cpi->allow_comp_inter_inter = !frame_is_intra_only(cm); - - if (cpi->sf.frame_parameter_update) { - int i; - RD_OPT *const rd_opt = &cpi->rd; - RD_COUNTS *const rdc = &cpi->td.rd_counts; - - // This code does a single RD pass over the whole frame assuming - // either compound, single or hybrid prediction as per whatever has - // worked best for that type of frame in the past. - // It also predicts whether another coding mode would have worked - // better than this coding mode. If that is the case, it remembers - // that for subsequent frames. - // It does the same analysis for transform size selection also. - // - // TODO(zoeliu): To investigate whether a frame_type other than - // INTRA/ALTREF/GOLDEN/LAST needs to be specified seperately. - const MV_REFERENCE_FRAME frame_type = get_frame_type(cpi); - int64_t *const mode_thrs = rd_opt->prediction_type_threshes[frame_type]; - const int is_alt_ref = frame_type == ALTREF_FRAME; - - /* prediction (compound, single or hybrid) mode selection */ - // NOTE: "is_alt_ref" is true only for OVERLAY/INTNL_OVERLAY frames - if (is_alt_ref || !cpi->allow_comp_inter_inter) - cm->reference_mode = SINGLE_REFERENCE; - else - cm->reference_mode = REFERENCE_MODE_SELECT; - - cm->interp_filter = SWITCHABLE; - if (cm->large_scale_tile) cm->interp_filter = EIGHTTAP_REGULAR; - - cm->switchable_motion_mode = 1; - - rdc->compound_ref_used_flag = 0; - rdc->skip_mode_used_flag = 0; - - encode_frame_internal(cpi); - - for (i = 0; i < REFERENCE_MODES; ++i) - mode_thrs[i] = (mode_thrs[i] + rdc->comp_pred_diff[i] / cm->MBs) / 2; - - if (cm->reference_mode == REFERENCE_MODE_SELECT) { - // Use a flag that includes 4x4 blocks - if (rdc->compound_ref_used_flag == 0) { - cm->reference_mode = SINGLE_REFERENCE; -#if CONFIG_ENTROPY_STATS - av1_zero(cpi->td.counts->comp_inter); -#endif // CONFIG_ENTROPY_STATS - } - } - // Re-check on the skip mode status as reference mode may have been changed. - if (frame_is_intra_only(cm) || cm->reference_mode == SINGLE_REFERENCE) { - cm->is_skip_mode_allowed = 0; - cm->skip_mode_flag = 0; - } - if (cm->skip_mode_flag && rdc->skip_mode_used_flag == 0) - cm->skip_mode_flag = 0; - - if (!cm->large_scale_tile) { - if (cm->tx_mode == TX_MODE_SELECT && cpi->td.mb.txb_split_count == 0) - cm->tx_mode = TX_MODE_LARGEST; - } - } else { - encode_frame_internal(cpi); - } -} - -static void update_txfm_count(MACROBLOCK *x, MACROBLOCKD *xd, - FRAME_COUNTS *counts, TX_SIZE tx_size, int depth, - int blk_row, int blk_col, - uint8_t allow_update_cdf) { - MB_MODE_INFO *mbmi = xd->mi[0]; - const BLOCK_SIZE bsize = mbmi->sb_type; - const int max_blocks_high = max_block_high(xd, bsize, 0); - const int max_blocks_wide = max_block_wide(xd, bsize, 0); - int ctx = txfm_partition_context(xd->above_txfm_context + blk_col, - xd->left_txfm_context + blk_row, - mbmi->sb_type, tx_size); - const int txb_size_index = av1_get_txb_size_index(bsize, blk_row, blk_col); - const TX_SIZE plane_tx_size = mbmi->inter_tx_size[txb_size_index]; - - if (blk_row >= max_blocks_high || blk_col >= max_blocks_wide) return; - assert(tx_size > TX_4X4); - - if (depth == MAX_VARTX_DEPTH) { - // Don't add to counts in this case - mbmi->tx_size = tx_size; - txfm_partition_update(xd->above_txfm_context + blk_col, - xd->left_txfm_context + blk_row, tx_size, tx_size); - return; - } - - if (tx_size == plane_tx_size) { -#if CONFIG_ENTROPY_STATS - ++counts->txfm_partition[ctx][0]; -#endif - if (allow_update_cdf) - update_cdf(xd->tile_ctx->txfm_partition_cdf[ctx], 0, 2); - mbmi->tx_size = tx_size; - txfm_partition_update(xd->above_txfm_context + blk_col, - xd->left_txfm_context + blk_row, tx_size, tx_size); - } else { - const TX_SIZE sub_txs = sub_tx_size_map[tx_size]; - const int bsw = tx_size_wide_unit[sub_txs]; - const int bsh = tx_size_high_unit[sub_txs]; - -#if CONFIG_ENTROPY_STATS - ++counts->txfm_partition[ctx][1]; -#endif - if (allow_update_cdf) - update_cdf(xd->tile_ctx->txfm_partition_cdf[ctx], 1, 2); - ++x->txb_split_count; - - if (sub_txs == TX_4X4) { - mbmi->inter_tx_size[txb_size_index] = TX_4X4; - mbmi->tx_size = TX_4X4; - txfm_partition_update(xd->above_txfm_context + blk_col, - xd->left_txfm_context + blk_row, TX_4X4, tx_size); - return; - } - - 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) { - int offsetr = row; - int offsetc = col; - - update_txfm_count(x, xd, counts, sub_txs, depth + 1, blk_row + offsetr, - blk_col + offsetc, allow_update_cdf); - } - } - } -} - -static void tx_partition_count_update(const AV1_COMMON *const cm, MACROBLOCK *x, - BLOCK_SIZE plane_bsize, int mi_row, - int mi_col, FRAME_COUNTS *td_counts, - uint8_t allow_update_cdf) { - MACROBLOCKD *xd = &x->e_mbd; - 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, 0); - const int bh = tx_size_high_unit[max_tx_size]; - const int bw = tx_size_wide_unit[max_tx_size]; - int idx, idy; - - xd->above_txfm_context = cm->above_txfm_context[xd->tile.tile_row] + mi_col; - xd->left_txfm_context = - xd->left_txfm_context_buffer + (mi_row & MAX_MIB_MASK); - - for (idy = 0; idy < mi_height; idy += bh) - for (idx = 0; idx < mi_width; idx += bw) - update_txfm_count(x, xd, td_counts, max_tx_size, 0, idy, idx, - allow_update_cdf); -} - -static void set_txfm_context(MACROBLOCKD *xd, TX_SIZE tx_size, int blk_row, - int blk_col) { - MB_MODE_INFO *mbmi = xd->mi[0]; - const BLOCK_SIZE bsize = mbmi->sb_type; - const int max_blocks_high = max_block_high(xd, bsize, 0); - const int max_blocks_wide = max_block_wide(xd, bsize, 0); - const int txb_size_index = av1_get_txb_size_index(bsize, blk_row, blk_col); - const TX_SIZE plane_tx_size = mbmi->inter_tx_size[txb_size_index]; - - if (blk_row >= max_blocks_high || blk_col >= max_blocks_wide) return; - - if (tx_size == plane_tx_size) { - mbmi->tx_size = tx_size; - txfm_partition_update(xd->above_txfm_context + blk_col, - xd->left_txfm_context + blk_row, tx_size, tx_size); - - } else { - if (tx_size == TX_8X8) { - mbmi->inter_tx_size[txb_size_index] = TX_4X4; - mbmi->tx_size = TX_4X4; - txfm_partition_update(xd->above_txfm_context + blk_col, - xd->left_txfm_context + blk_row, TX_4X4, tx_size); - return; - } - const TX_SIZE sub_txs = sub_tx_size_map[tx_size]; - const int bsw = tx_size_wide_unit[sub_txs]; - const int bsh = tx_size_high_unit[sub_txs]; - 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; - set_txfm_context(xd, sub_txs, offsetr, offsetc); - } - } - } -} - -static void tx_partition_set_contexts(const AV1_COMMON *const cm, - MACROBLOCKD *xd, BLOCK_SIZE plane_bsize, - int mi_row, int mi_col) { - 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, 0); - const int bh = tx_size_high_unit[max_tx_size]; - const int bw = tx_size_wide_unit[max_tx_size]; - int idx, idy; - - xd->above_txfm_context = cm->above_txfm_context[xd->tile.tile_row] + mi_col; - xd->left_txfm_context = - xd->left_txfm_context_buffer + (mi_row & MAX_MIB_MASK); - - for (idy = 0; idy < mi_height; idy += bh) - for (idx = 0; idx < mi_width; idx += bw) - set_txfm_context(xd, max_tx_size, idy, idx); -} - -static void encode_superblock(const AV1_COMP *const cpi, TileDataEnc *tile_data, - ThreadData *td, TOKENEXTRA **t, RUN_TYPE dry_run, - int mi_row, int mi_col, BLOCK_SIZE bsize, - int *rate) { - const AV1_COMMON *const cm = &cpi->common; - const int num_planes = av1_num_planes(cm); - MACROBLOCK *const x = &td->mb; - MACROBLOCKD *const xd = &x->e_mbd; - MB_MODE_INFO **mi_4x4 = xd->mi; - MB_MODE_INFO *mbmi = mi_4x4[0]; - const int seg_skip = - segfeature_active(&cm->seg, mbmi->segment_id, SEG_LVL_SKIP); - const int mis = cm->mi_stride; - const int mi_width = mi_size_wide[bsize]; - const int mi_height = mi_size_high[bsize]; - const int is_inter = is_inter_block(mbmi); - - if (cpi->sf.mode_pruning_based_on_two_pass_partition_search && - x->cb_partition_scan) { - for (int row = mi_row; row < mi_row + mi_width; - row += FIRST_PARTITION_PASS_SAMPLE_REGION) { - for (int col = mi_col; col < mi_col + mi_height; - col += FIRST_PARTITION_PASS_SAMPLE_REGION) { - const int index = av1_first_partition_pass_stats_index(row, col); - FIRST_PARTITION_PASS_STATS *const stats = - &x->first_partition_pass_stats[index]; - // Increase the counter of data samples. - ++stats->sample_counts; - // Increase the counter for ref_frame[0] and ref_frame[1]. - if (stats->ref0_counts[mbmi->ref_frame[0]] < 255) - ++stats->ref0_counts[mbmi->ref_frame[0]]; - if (mbmi->ref_frame[1] >= 0 && - stats->ref1_counts[mbmi->ref_frame[0]] < 255) - ++stats->ref1_counts[mbmi->ref_frame[1]]; - } - } - } - - if (!is_inter) { - xd->cfl.is_chroma_reference = - is_chroma_reference(mi_row, mi_col, bsize, cm->seq_params.subsampling_x, - cm->seq_params.subsampling_y); - xd->cfl.store_y = store_cfl_required(cm, xd); - mbmi->skip = 1; - for (int plane = 0; plane < num_planes; ++plane) { - av1_encode_intra_block_plane(cpi, x, bsize, plane, - cpi->optimize_seg_arr[mbmi->segment_id], - mi_row, mi_col); - } - - // If there is at least one lossless segment, force the skip for intra - // block to be 0, in order to avoid the segment_id to be changed by in - // write_segment_id(). - if (!cpi->common.seg.segid_preskip && cpi->common.seg.update_map && - cpi->has_lossless_segment) - mbmi->skip = 0; - - xd->cfl.store_y = 0; - if (av1_allow_palette(cm->allow_screen_content_tools, bsize)) { - for (int plane = 0; plane < AOMMIN(2, num_planes); ++plane) { - if (mbmi->palette_mode_info.palette_size[plane] > 0) { - if (!dry_run) { - av1_tokenize_color_map(x, plane, t, bsize, mbmi->tx_size, - PALETTE_MAP, tile_data->allow_update_cdf, - td->counts); - } else if (dry_run == DRY_RUN_COSTCOEFFS) { - rate += - av1_cost_color_map(x, plane, bsize, mbmi->tx_size, PALETTE_MAP); - } - } - } - } - - av1_update_txb_context(cpi, td, dry_run, bsize, rate, mi_row, mi_col, - tile_data->allow_update_cdf); - } else { - int ref; - const int is_compound = has_second_ref(mbmi); - - set_ref_ptrs(cm, xd, mbmi->ref_frame[0], mbmi->ref_frame[1]); - for (ref = 0; ref < 1 + is_compound; ++ref) { - YV12_BUFFER_CONFIG *cfg = get_ref_frame_buffer(cpi, mbmi->ref_frame[ref]); - assert(IMPLIES(!is_intrabc_block(mbmi), cfg)); - av1_setup_pre_planes(xd, ref, cfg, mi_row, mi_col, - &xd->block_refs[ref]->sf, num_planes); - } - - av1_build_inter_predictors_sb(cm, xd, mi_row, mi_col, NULL, bsize); - if (mbmi->motion_mode == OBMC_CAUSAL) - av1_build_obmc_inter_predictors_sb(cm, xd, mi_row, mi_col); - -#if CONFIG_MISMATCH_DEBUG - if (dry_run == OUTPUT_ENABLED) { - for (int plane = 0; plane < num_planes; ++plane) { - const struct macroblockd_plane *pd = &xd->plane[plane]; - int pixel_c, pixel_r; - mi_to_pixel_loc(&pixel_c, &pixel_r, mi_col, mi_row, 0, 0, - pd->subsampling_x, pd->subsampling_y); - if (!is_chroma_reference(mi_row, mi_col, bsize, pd->subsampling_x, - pd->subsampling_y)) - continue; - mismatch_record_block_pre(pd->dst.buf, pd->dst.stride, cm->frame_offset, - plane, pixel_c, pixel_r, pd->width, - pd->height, - xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH); - } - } -#else - (void)num_planes; -#endif - - av1_encode_sb(cpi, x, bsize, mi_row, mi_col, dry_run); - av1_tokenize_sb_vartx(cpi, td, t, dry_run, mi_row, mi_col, bsize, rate, - tile_data->allow_update_cdf); - } - - if (!dry_run) { - if (av1_allow_intrabc(cm) && is_intrabc_block(mbmi)) - td->intrabc_used_this_tile = 1; - if (cm->tx_mode == TX_MODE_SELECT && !xd->lossless[mbmi->segment_id] && - mbmi->sb_type > BLOCK_4X4 && !(is_inter && (mbmi->skip || seg_skip))) { - if (is_inter) { - tx_partition_count_update(cm, x, bsize, mi_row, mi_col, td->counts, - tile_data->allow_update_cdf); - } else { - if (mbmi->tx_size != max_txsize_rect_lookup[bsize]) - ++x->txb_split_count; - if (block_signals_txsize(bsize)) { - const int tx_size_ctx = get_tx_size_context(xd); - const int32_t tx_size_cat = bsize_to_tx_size_cat(bsize); - const int depth = tx_size_to_depth(mbmi->tx_size, bsize); - const int max_depths = bsize_to_max_depth(bsize); - - if (tile_data->allow_update_cdf) - update_cdf(xd->tile_ctx->tx_size_cdf[tx_size_cat][tx_size_ctx], - depth, max_depths + 1); -#if CONFIG_ENTROPY_STATS - ++td->counts->intra_tx_size[tx_size_cat][tx_size_ctx][depth]; -#endif - } - } - assert(IMPLIES(is_rect_tx(mbmi->tx_size), is_rect_tx_allowed(xd, mbmi))); - } else { - int i, j; - TX_SIZE intra_tx_size; - // The new intra coding scheme requires no change of transform size - if (is_inter) { - if (xd->lossless[mbmi->segment_id]) { - intra_tx_size = TX_4X4; - } else { - intra_tx_size = tx_size_from_tx_mode(bsize, cm->tx_mode); - } - } else { - intra_tx_size = mbmi->tx_size; - } - - for (j = 0; j < mi_height; j++) - for (i = 0; i < mi_width; i++) - if (mi_col + i < cm->mi_cols && mi_row + j < cm->mi_rows) - mi_4x4[mis * j + i]->tx_size = intra_tx_size; - - if (intra_tx_size != max_txsize_rect_lookup[bsize]) ++x->txb_split_count; - } - } - - if (cm->tx_mode == TX_MODE_SELECT && block_signals_txsize(mbmi->sb_type) && - is_inter && !(mbmi->skip || seg_skip) && - !xd->lossless[mbmi->segment_id]) { - if (dry_run) tx_partition_set_contexts(cm, xd, bsize, mi_row, mi_col); - } else { - TX_SIZE tx_size = mbmi->tx_size; - // The new intra coding scheme requires no change of transform size - if (is_inter) { - if (xd->lossless[mbmi->segment_id]) { - tx_size = TX_4X4; - } else { - tx_size = tx_size_from_tx_mode(bsize, cm->tx_mode); - } - } else { - tx_size = (bsize > BLOCK_4X4) ? tx_size : TX_4X4; - } - mbmi->tx_size = tx_size; - set_txfm_ctxs(tx_size, xd->n4_w, xd->n4_h, - (mbmi->skip || seg_skip) && is_inter_block(mbmi), xd); - } - CFL_CTX *const cfl = &xd->cfl; - if (is_inter_block(mbmi) && - !is_chroma_reference(mi_row, mi_col, bsize, cfl->subsampling_x, - cfl->subsampling_y) && - is_cfl_allowed(xd)) { - cfl_store_block(xd, mbmi->sb_type, mbmi->tx_size); - } -} |