#include "vp10/encoder/encodemv.h"
#include "vp10/encoder/ethread.h"
#include "vp10/encoder/extend.h"
-#include "vp10/encoder/pickmode.h"
#include "vp10/encoder/rd.h"
#include "vp10/encoder/rdopt.h"
#include "vp10/encoder/segmentation.h"
}
}
-static const struct {
- int row;
- int col;
-} coord_lookup[16] = {
- // 32x32 index = 0
- {0, 0}, {0, 2}, {2, 0}, {2, 2},
- // 32x32 index = 1
- {0, 4}, {0, 6}, {2, 4}, {2, 6},
- // 32x32 index = 2
- {4, 0}, {4, 2}, {6, 0}, {6, 2},
- // 32x32 index = 3
- {4, 4}, {4, 6}, {6, 4}, {6, 6},
-};
-
-static void set_source_var_based_partition(VP10_COMP *cpi,
- const TileInfo *const tile,
- MACROBLOCK *const x,
- MODE_INFO **mi_8x8,
- int mi_row, int mi_col) {
- VP10_COMMON *const cm = &cpi->common;
- const int mis = cm->mi_stride;
- const int row8x8_remaining = tile->mi_row_end - mi_row;
- const int col8x8_remaining = tile->mi_col_end - mi_col;
- MODE_INFO *mi_upper_left = cm->mi + mi_row * mis + mi_col;
-
- vp10_setup_src_planes(x, cpi->Source, mi_row, mi_col);
-
- assert((row8x8_remaining > 0) && (col8x8_remaining > 0));
-
- // In-image SB64
- if ((col8x8_remaining >= MI_BLOCK_SIZE) &&
- (row8x8_remaining >= MI_BLOCK_SIZE)) {
- int i, j;
- int index;
- diff d32[4];
- const int offset = (mi_row >> 1) * cm->mb_cols + (mi_col >> 1);
- int is_larger_better = 0;
- int use32x32 = 0;
- unsigned int thr = cpi->source_var_thresh;
-
- memset(d32, 0, 4 * sizeof(diff));
-
- for (i = 0; i < 4; i++) {
- diff *d16[4];
-
- for (j = 0; j < 4; j++) {
- int b_mi_row = coord_lookup[i * 4 + j].row;
- int b_mi_col = coord_lookup[i * 4 + j].col;
- int boffset = b_mi_row / 2 * cm->mb_cols +
- b_mi_col / 2;
-
- d16[j] = cpi->source_diff_var + offset + boffset;
-
- index = b_mi_row * mis + b_mi_col;
- mi_8x8[index] = mi_upper_left + index;
- mi_8x8[index]->mbmi.sb_type = BLOCK_16X16;
-
- // TODO(yunqingwang): If d16[j].var is very large, use 8x8 partition
- // size to further improve quality.
- }
-
- is_larger_better = (d16[0]->var < thr) && (d16[1]->var < thr) &&
- (d16[2]->var < thr) && (d16[3]->var < thr);
-
- // Use 32x32 partition
- if (is_larger_better) {
- use32x32 += 1;
-
- for (j = 0; j < 4; j++) {
- d32[i].sse += d16[j]->sse;
- d32[i].sum += d16[j]->sum;
- }
-
- d32[i].var = d32[i].sse - (((int64_t)d32[i].sum * d32[i].sum) >> 10);
-
- index = coord_lookup[i*4].row * mis + coord_lookup[i*4].col;
- mi_8x8[index] = mi_upper_left + index;
- mi_8x8[index]->mbmi.sb_type = BLOCK_32X32;
- }
- }
-
- if (use32x32 == 4) {
- thr <<= 1;
- is_larger_better = (d32[0].var < thr) && (d32[1].var < thr) &&
- (d32[2].var < thr) && (d32[3].var < thr);
-
- // Use 64x64 partition
- if (is_larger_better) {
- mi_8x8[0] = mi_upper_left;
- mi_8x8[0]->mbmi.sb_type = BLOCK_64X64;
- }
- }
- } else { // partial in-image SB64
- int bh = num_8x8_blocks_high_lookup[BLOCK_16X16];
- int bw = num_8x8_blocks_wide_lookup[BLOCK_16X16];
- set_partial_b64x64_partition(mi_upper_left, mis, bh, bw,
- row8x8_remaining, col8x8_remaining, BLOCK_16X16, mi_8x8);
- }
-}
-
-static void update_state_rt(VP10_COMP *cpi, ThreadData *td,
- PICK_MODE_CONTEXT *ctx,
- int mi_row, int mi_col, int bsize) {
- VP10_COMMON *const cm = &cpi->common;
- MACROBLOCK *const x = &td->mb;
- MACROBLOCKD *const xd = &x->e_mbd;
- MODE_INFO *const mi = xd->mi[0];
- MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
- const struct segmentation *const seg = &cm->seg;
- const int bw = num_8x8_blocks_wide_lookup[mi->mbmi.sb_type];
- const int bh = num_8x8_blocks_high_lookup[mi->mbmi.sb_type];
- const int x_mis = MIN(bw, cm->mi_cols - mi_col);
- const int y_mis = MIN(bh, cm->mi_rows - mi_row);
-
- *(xd->mi[0]) = ctx->mic;
- *(x->mbmi_ext) = ctx->mbmi_ext;
-
- if (seg->enabled && cpi->oxcf.aq_mode) {
- // For in frame complexity AQ or variance AQ, copy segment_id from
- // segmentation_map.
- if (cpi->oxcf.aq_mode == COMPLEXITY_AQ ||
- cpi->oxcf.aq_mode == VARIANCE_AQ ) {
- const uint8_t *const map = seg->update_map ? cpi->segmentation_map
- : cm->last_frame_seg_map;
- mbmi->segment_id = get_segment_id(cm, map, bsize, mi_row, mi_col);
- } else {
- // Setting segmentation map for cyclic_refresh.
- vp10_cyclic_refresh_update_segment(cpi, mbmi, mi_row, mi_col, bsize,
- ctx->rate, ctx->dist, x->skip);
- }
- vp10_init_plane_quantizers(cpi, x);
- }
-
- if (is_inter_block(mbmi)) {
- vp10_update_mv_count(td);
- if (cm->interp_filter == SWITCHABLE) {
- const int pred_ctx = vp10_get_pred_context_switchable_interp(xd);
- ++td->counts->switchable_interp[pred_ctx][mbmi->interp_filter];
- }
-
- if (mbmi->sb_type < BLOCK_8X8) {
- mbmi->mv[0].as_int = mi->bmi[3].as_mv[0].as_int;
- mbmi->mv[1].as_int = mi->bmi[3].as_mv[1].as_int;
- }
- }
-
- if (cm->use_prev_frame_mvs) {
- MV_REF *const frame_mvs =
- cm->cur_frame->mvs + mi_row * cm->mi_cols + mi_col;
- int w, h;
-
- for (h = 0; h < y_mis; ++h) {
- MV_REF *const frame_mv = frame_mvs + h * cm->mi_cols;
- for (w = 0; w < x_mis; ++w) {
- MV_REF *const mv = frame_mv + w;
- mv->ref_frame[0] = mi->mbmi.ref_frame[0];
- mv->ref_frame[1] = mi->mbmi.ref_frame[1];
- mv->mv[0].as_int = mi->mbmi.mv[0].as_int;
- mv->mv[1].as_int = mi->mbmi.mv[1].as_int;
- }
- }
- }
-
- x->skip = ctx->skip;
- x->skip_txfm[0] = mbmi->segment_id ? 0 : ctx->skip_txfm[0];
-}
-
-static void encode_b_rt(VP10_COMP *cpi, ThreadData *td,
- const TileInfo *const tile,
- TOKENEXTRA **tp, int mi_row, int mi_col,
- int output_enabled, BLOCK_SIZE bsize,
- PICK_MODE_CONTEXT *ctx) {
- MACROBLOCK *const x = &td->mb;
- set_offsets(cpi, tile, x, mi_row, mi_col, bsize);
- update_state_rt(cpi, td, ctx, mi_row, mi_col, bsize);
-
-#if CONFIG_VP9_TEMPORAL_DENOISING
- if (cpi->oxcf.noise_sensitivity > 0 && output_enabled &&
- cpi->common.frame_type != KEY_FRAME) {
- vp10_denoiser_denoise(&cpi->denoiser, x, mi_row, mi_col,
- MAX(BLOCK_8X8, bsize), ctx);
- }
-#endif
-
- encode_superblock(cpi, td, tp, output_enabled, mi_row, mi_col, bsize, ctx);
- update_stats(&cpi->common, td);
-
- (*tp)->token = EOSB_TOKEN;
- (*tp)++;
-}
-
-static void encode_sb_rt(VP10_COMP *cpi, ThreadData *td,
- const TileInfo *const tile,
- TOKENEXTRA **tp, int mi_row, int mi_col,
- int output_enabled, BLOCK_SIZE bsize,
- PC_TREE *pc_tree) {
- VP10_COMMON *const cm = &cpi->common;
- MACROBLOCK *const x = &td->mb;
- MACROBLOCKD *const xd = &x->e_mbd;
-
- const int bsl = b_width_log2_lookup[bsize], hbs = (1 << bsl) / 4;
- int ctx;
- PARTITION_TYPE partition;
- BLOCK_SIZE subsize;
-
- if (mi_row >= cm->mi_rows || mi_col >= cm->mi_cols)
- return;
-
- if (bsize >= BLOCK_8X8) {
- const int idx_str = xd->mi_stride * mi_row + mi_col;
- MODE_INFO ** mi_8x8 = cm->mi_grid_visible + idx_str;
- ctx = partition_plane_context(xd, mi_row, mi_col, bsize);
- subsize = mi_8x8[0]->mbmi.sb_type;
- } else {
- ctx = 0;
- subsize = BLOCK_4X4;
- }
-
- partition = partition_lookup[bsl][subsize];
- if (output_enabled && bsize != BLOCK_4X4)
- td->counts->partition[ctx][partition]++;
-
- switch (partition) {
- case PARTITION_NONE:
- encode_b_rt(cpi, td, tile, tp, mi_row, mi_col, output_enabled, subsize,
- &pc_tree->none);
- break;
- case PARTITION_VERT:
- encode_b_rt(cpi, td, tile, tp, mi_row, mi_col, output_enabled, subsize,
- &pc_tree->vertical[0]);
- if (mi_col + hbs < cm->mi_cols && bsize > BLOCK_8X8) {
- encode_b_rt(cpi, td, tile, tp, mi_row, mi_col + hbs, output_enabled,
- subsize, &pc_tree->vertical[1]);
- }
- break;
- case PARTITION_HORZ:
- encode_b_rt(cpi, td, tile, tp, mi_row, mi_col, output_enabled, subsize,
- &pc_tree->horizontal[0]);
- if (mi_row + hbs < cm->mi_rows && bsize > BLOCK_8X8) {
- encode_b_rt(cpi, td, tile, tp, mi_row + hbs, mi_col, output_enabled,
- subsize, &pc_tree->horizontal[1]);
- }
- break;
- case PARTITION_SPLIT:
- subsize = get_subsize(bsize, PARTITION_SPLIT);
- encode_sb_rt(cpi, td, tile, tp, mi_row, mi_col, output_enabled, subsize,
- pc_tree->split[0]);
- encode_sb_rt(cpi, td, tile, tp, mi_row, mi_col + hbs, output_enabled,
- subsize, pc_tree->split[1]);
- encode_sb_rt(cpi, td, tile, tp, mi_row + hbs, mi_col, output_enabled,
- subsize, pc_tree->split[2]);
- encode_sb_rt(cpi, td, tile, tp, mi_row + hbs, mi_col + hbs,
- output_enabled, subsize, pc_tree->split[3]);
- break;
- default:
- assert(0 && "Invalid partition type.");
- break;
- }
-
- if (partition != PARTITION_SPLIT || bsize == BLOCK_8X8)
- update_partition_context(xd, mi_row, mi_col, subsize, bsize);
-}
-
static void rd_use_partition(VP10_COMP *cpi,
ThreadData *td,
TileDataEnc *tile_data,
static TX_MODE select_tx_mode(const VP10_COMP *cpi, MACROBLOCKD *const xd) {
if (xd->lossless)
return ONLY_4X4;
- if (cpi->common.frame_type == KEY_FRAME &&
- cpi->sf.use_nonrd_pick_mode)
- return ALLOW_16X16;
if (cpi->sf.tx_size_search_method == USE_LARGESTALL)
return ALLOW_32X32;
else if (cpi->sf.tx_size_search_method == USE_FULL_RD||
return cpi->common.tx_mode;
}
-static void hybrid_intra_mode_search(VP10_COMP *cpi, MACROBLOCK *const x,
- RD_COST *rd_cost, BLOCK_SIZE bsize,
- PICK_MODE_CONTEXT *ctx) {
- if (bsize < BLOCK_16X16)
- vp10_rd_pick_intra_mode_sb(cpi, x, rd_cost, bsize, ctx, INT64_MAX);
- else
- vp10_pick_intra_mode(cpi, x, rd_cost, bsize, ctx);
-}
-
-static void nonrd_pick_sb_modes(VP10_COMP *cpi,
- TileDataEnc *tile_data, MACROBLOCK *const x,
- int mi_row, int mi_col, RD_COST *rd_cost,
- BLOCK_SIZE bsize, PICK_MODE_CONTEXT *ctx) {
- VP10_COMMON *const cm = &cpi->common;
- TileInfo *const tile_info = &tile_data->tile_info;
- MACROBLOCKD *const xd = &x->e_mbd;
- MB_MODE_INFO *mbmi;
- set_offsets(cpi, tile_info, x, mi_row, mi_col, bsize);
- mbmi = &xd->mi[0]->mbmi;
- mbmi->sb_type = bsize;
-
- if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ && cm->seg.enabled)
- if (cyclic_refresh_segment_id_boosted(mbmi->segment_id))
- x->rdmult = vp10_cyclic_refresh_get_rdmult(cpi->cyclic_refresh);
-
- if (cm->frame_type == KEY_FRAME)
- hybrid_intra_mode_search(cpi, x, rd_cost, bsize, ctx);
- else if (segfeature_active(&cm->seg, mbmi->segment_id, SEG_LVL_SKIP))
- set_mode_info_seg_skip(x, cm->tx_mode, rd_cost, bsize);
- else if (bsize >= BLOCK_8X8)
- vp10_pick_inter_mode(cpi, x, tile_data, mi_row, mi_col,
- rd_cost, bsize, ctx);
- else
- vp10_pick_inter_mode_sub8x8(cpi, x, mi_row, mi_col,
- rd_cost, bsize, ctx);
-
- duplicate_mode_info_in_sb(cm, xd, mi_row, mi_col, bsize);
-
- if (rd_cost->rate == INT_MAX)
- vp10_rd_cost_reset(rd_cost);
-
- ctx->rate = rd_cost->rate;
- ctx->dist = rd_cost->dist;
-}
-
static void fill_mode_info_sb(VP10_COMMON *cm, MACROBLOCK *x,
int mi_row, int mi_col,
BLOCK_SIZE bsize,
}
}
-static void nonrd_pick_partition(VP10_COMP *cpi, ThreadData *td,
- TileDataEnc *tile_data,
- TOKENEXTRA **tp, int mi_row,
- int mi_col, BLOCK_SIZE bsize, RD_COST *rd_cost,
- int do_recon, int64_t best_rd,
- PC_TREE *pc_tree) {
- const SPEED_FEATURES *const sf = &cpi->sf;
- VP10_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 ms = num_8x8_blocks_wide_lookup[bsize] / 2;
- TOKENEXTRA *tp_orig = *tp;
- PICK_MODE_CONTEXT *ctx = &pc_tree->none;
- int i;
- BLOCK_SIZE subsize = bsize;
- RD_COST this_rdc, sum_rdc, best_rdc;
- int do_split = bsize >= BLOCK_8X8;
- int do_rect = 1;
- // Override skipping rectangular partition operations for edge blocks
- const int force_horz_split = (mi_row + ms >= cm->mi_rows);
- const int force_vert_split = (mi_col + ms >= cm->mi_cols);
- const int xss = x->e_mbd.plane[1].subsampling_x;
- const int yss = x->e_mbd.plane[1].subsampling_y;
-
- int partition_none_allowed = !force_horz_split && !force_vert_split;
- int partition_horz_allowed = !force_vert_split && yss <= xss &&
- bsize >= BLOCK_8X8;
- int partition_vert_allowed = !force_horz_split && xss <= yss &&
- bsize >= BLOCK_8X8;
- (void) *tp_orig;
-
- assert(num_8x8_blocks_wide_lookup[bsize] ==
- num_8x8_blocks_high_lookup[bsize]);
-
- vp10_rd_cost_init(&sum_rdc);
- vp10_rd_cost_reset(&best_rdc);
- best_rdc.rdcost = best_rd;
-
- // Determine partition types in search according to the speed features.
- // The threshold set here has to be of square block size.
- if (sf->auto_min_max_partition_size) {
- partition_none_allowed &= (bsize <= x->max_partition_size &&
- bsize >= x->min_partition_size);
- partition_horz_allowed &= ((bsize <= x->max_partition_size &&
- bsize > x->min_partition_size) ||
- force_horz_split);
- partition_vert_allowed &= ((bsize <= x->max_partition_size &&
- bsize > x->min_partition_size) ||
- force_vert_split);
- do_split &= bsize > x->min_partition_size;
- }
- if (sf->use_square_partition_only) {
- partition_horz_allowed &= force_horz_split;
- partition_vert_allowed &= force_vert_split;
- }
-
- ctx->pred_pixel_ready = !(partition_vert_allowed ||
- partition_horz_allowed ||
- do_split);
-
- // PARTITION_NONE
- if (partition_none_allowed) {
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col,
- &this_rdc, bsize, ctx);
- ctx->mic.mbmi = xd->mi[0]->mbmi;
- ctx->mbmi_ext = *x->mbmi_ext;
- ctx->skip_txfm[0] = x->skip_txfm[0];
- ctx->skip = x->skip;
-
- if (this_rdc.rate != INT_MAX) {
- int pl = partition_plane_context(xd, mi_row, mi_col, bsize);
- this_rdc.rate += cpi->partition_cost[pl][PARTITION_NONE];
- this_rdc.rdcost = RDCOST(x->rdmult, x->rddiv,
- this_rdc.rate, this_rdc.dist);
- if (this_rdc.rdcost < best_rdc.rdcost) {
- int64_t dist_breakout_thr = sf->partition_search_breakout_dist_thr;
- int64_t rate_breakout_thr = sf->partition_search_breakout_rate_thr;
-
- dist_breakout_thr >>= 8 - (b_width_log2_lookup[bsize] +
- b_height_log2_lookup[bsize]);
-
- rate_breakout_thr *= num_pels_log2_lookup[bsize];
-
- best_rdc = this_rdc;
- if (bsize >= BLOCK_8X8)
- pc_tree->partitioning = PARTITION_NONE;
-
- if (!x->e_mbd.lossless &&
- this_rdc.rate < rate_breakout_thr &&
- this_rdc.dist < dist_breakout_thr) {
- do_split = 0;
- do_rect = 0;
- }
- }
- }
- }
-
- // store estimated motion vector
- store_pred_mv(x, ctx);
-
- // PARTITION_SPLIT
- if (do_split) {
- int pl = partition_plane_context(xd, mi_row, mi_col, bsize);
- sum_rdc.rate += cpi->partition_cost[pl][PARTITION_SPLIT];
- sum_rdc.rdcost = RDCOST(x->rdmult, x->rddiv, sum_rdc.rate, sum_rdc.dist);
- subsize = get_subsize(bsize, PARTITION_SPLIT);
- for (i = 0; i < 4 && sum_rdc.rdcost < best_rdc.rdcost; ++i) {
- const int x_idx = (i & 1) * ms;
- const int y_idx = (i >> 1) * ms;
-
- if (mi_row + y_idx >= cm->mi_rows || mi_col + x_idx >= cm->mi_cols)
- continue;
- load_pred_mv(x, ctx);
- nonrd_pick_partition(cpi, td, tile_data, tp,
- mi_row + y_idx, mi_col + x_idx,
- subsize, &this_rdc, 0,
- best_rdc.rdcost - sum_rdc.rdcost, pc_tree->split[i]);
-
- if (this_rdc.rate == INT_MAX) {
- vp10_rd_cost_reset(&sum_rdc);
- } 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) {
- best_rdc = sum_rdc;
- pc_tree->partitioning = PARTITION_SPLIT;
- } else {
- // skip rectangular partition test when larger block size
- // gives better rd cost
- if (sf->less_rectangular_check)
- do_rect &= !partition_none_allowed;
- }
- }
-
- // PARTITION_HORZ
- if (partition_horz_allowed && do_rect) {
- subsize = get_subsize(bsize, PARTITION_HORZ);
- if (sf->adaptive_motion_search)
- load_pred_mv(x, ctx);
- pc_tree->horizontal[0].pred_pixel_ready = 1;
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &sum_rdc, subsize,
- &pc_tree->horizontal[0]);
-
- pc_tree->horizontal[0].mic.mbmi = xd->mi[0]->mbmi;
- pc_tree->horizontal[0].mbmi_ext = *x->mbmi_ext;
- pc_tree->horizontal[0].skip_txfm[0] = x->skip_txfm[0];
- pc_tree->horizontal[0].skip = x->skip;
-
- if (sum_rdc.rdcost < best_rdc.rdcost && mi_row + ms < cm->mi_rows) {
- load_pred_mv(x, ctx);
- pc_tree->horizontal[1].pred_pixel_ready = 1;
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row + ms, mi_col,
- &this_rdc, subsize,
- &pc_tree->horizontal[1]);
-
- pc_tree->horizontal[1].mic.mbmi = xd->mi[0]->mbmi;
- pc_tree->horizontal[1].mbmi_ext = *x->mbmi_ext;
- pc_tree->horizontal[1].skip_txfm[0] = x->skip_txfm[0];
- pc_tree->horizontal[1].skip = x->skip;
-
- if (this_rdc.rate == INT_MAX) {
- vp10_rd_cost_reset(&sum_rdc);
- } else {
- int pl = partition_plane_context(xd, mi_row, mi_col, bsize);
- this_rdc.rate += cpi->partition_cost[pl][PARTITION_HORZ];
- sum_rdc.rate += this_rdc.rate;
- sum_rdc.dist += this_rdc.dist;
- sum_rdc.rdcost = RDCOST(x->rdmult, x->rddiv,
- sum_rdc.rate, sum_rdc.dist);
- }
- }
-
- if (sum_rdc.rdcost < best_rdc.rdcost) {
- best_rdc = sum_rdc;
- pc_tree->partitioning = PARTITION_HORZ;
- } else {
- pred_pixel_ready_reset(pc_tree, bsize);
- }
- }
-
- // PARTITION_VERT
- if (partition_vert_allowed && do_rect) {
- subsize = get_subsize(bsize, PARTITION_VERT);
- if (sf->adaptive_motion_search)
- load_pred_mv(x, ctx);
- pc_tree->vertical[0].pred_pixel_ready = 1;
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, &sum_rdc, subsize,
- &pc_tree->vertical[0]);
- pc_tree->vertical[0].mic.mbmi = xd->mi[0]->mbmi;
- pc_tree->vertical[0].mbmi_ext = *x->mbmi_ext;
- pc_tree->vertical[0].skip_txfm[0] = x->skip_txfm[0];
- pc_tree->vertical[0].skip = x->skip;
-
- if (sum_rdc.rdcost < best_rdc.rdcost && mi_col + ms < cm->mi_cols) {
- load_pred_mv(x, ctx);
- pc_tree->vertical[1].pred_pixel_ready = 1;
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col + ms,
- &this_rdc, subsize,
- &pc_tree->vertical[1]);
- pc_tree->vertical[1].mic.mbmi = xd->mi[0]->mbmi;
- pc_tree->vertical[1].mbmi_ext = *x->mbmi_ext;
- pc_tree->vertical[1].skip_txfm[0] = x->skip_txfm[0];
- pc_tree->vertical[1].skip = x->skip;
-
- if (this_rdc.rate == INT_MAX) {
- vp10_rd_cost_reset(&sum_rdc);
- } else {
- int pl = partition_plane_context(xd, mi_row, mi_col, bsize);
- sum_rdc.rate += cpi->partition_cost[pl][PARTITION_VERT];
- sum_rdc.rate += this_rdc.rate;
- sum_rdc.dist += this_rdc.dist;
- sum_rdc.rdcost = RDCOST(x->rdmult, x->rddiv,
- sum_rdc.rate, sum_rdc.dist);
- }
- }
-
- if (sum_rdc.rdcost < best_rdc.rdcost) {
- best_rdc = sum_rdc;
- pc_tree->partitioning = PARTITION_VERT;
- } else {
- pred_pixel_ready_reset(pc_tree, bsize);
- }
- }
-
- *rd_cost = best_rdc;
-
- if (best_rdc.rate == INT_MAX) {
- vp10_rd_cost_reset(rd_cost);
- return;
- }
-
- // update mode info array
- fill_mode_info_sb(cm, x, mi_row, mi_col, bsize, pc_tree);
-
- if (best_rdc.rate < INT_MAX && best_rdc.dist < INT64_MAX && do_recon) {
- int output_enabled = (bsize == BLOCK_64X64);
- encode_sb_rt(cpi, td, tile_info, tp, mi_row, mi_col, output_enabled,
- bsize, pc_tree);
- }
-
- if (bsize == BLOCK_64X64 && do_recon) {
- assert(tp_orig < *tp);
- assert(best_rdc.rate < INT_MAX);
- assert(best_rdc.dist < INT64_MAX);
- } else {
- assert(tp_orig == *tp);
- }
-}
-
-static void nonrd_select_partition(VP10_COMP *cpi,
- ThreadData *td,
- TileDataEnc *tile_data,
- MODE_INFO **mi,
- TOKENEXTRA **tp,
- int mi_row, int mi_col,
- BLOCK_SIZE bsize, int output_enabled,
- RD_COST *rd_cost, PC_TREE *pc_tree) {
- VP10_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 bsl = b_width_log2_lookup[bsize], hbs = (1 << bsl) / 4;
- const int mis = cm->mi_stride;
- PARTITION_TYPE partition;
- BLOCK_SIZE subsize;
- RD_COST this_rdc;
-
- vp10_rd_cost_reset(&this_rdc);
- if (mi_row >= cm->mi_rows || mi_col >= cm->mi_cols)
- return;
-
- subsize = (bsize >= BLOCK_8X8) ? mi[0]->mbmi.sb_type : BLOCK_4X4;
- partition = partition_lookup[bsl][subsize];
-
- if (bsize == BLOCK_32X32 && subsize == BLOCK_32X32) {
- x->max_partition_size = BLOCK_32X32;
- x->min_partition_size = BLOCK_16X16;
- nonrd_pick_partition(cpi, td, tile_data, tp, mi_row, mi_col, bsize,
- rd_cost, 0, INT64_MAX, pc_tree);
- } else if (bsize == BLOCK_32X32 && partition != PARTITION_NONE &&
- subsize >= BLOCK_16X16) {
- x->max_partition_size = BLOCK_32X32;
- x->min_partition_size = BLOCK_8X8;
- nonrd_pick_partition(cpi, td, tile_data, tp, mi_row, mi_col, bsize,
- rd_cost, 0, INT64_MAX, pc_tree);
- } else if (bsize == BLOCK_16X16 && partition != PARTITION_NONE) {
- x->max_partition_size = BLOCK_16X16;
- x->min_partition_size = BLOCK_8X8;
- nonrd_pick_partition(cpi, td, tile_data, tp, mi_row, mi_col, bsize,
- rd_cost, 0, INT64_MAX, pc_tree);
- } else {
- switch (partition) {
- case PARTITION_NONE:
- pc_tree->none.pred_pixel_ready = 1;
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, rd_cost,
- subsize, &pc_tree->none);
- pc_tree->none.mic.mbmi = xd->mi[0]->mbmi;
- pc_tree->none.mbmi_ext = *x->mbmi_ext;
- pc_tree->none.skip_txfm[0] = x->skip_txfm[0];
- pc_tree->none.skip = x->skip;
- break;
- case PARTITION_VERT:
- pc_tree->vertical[0].pred_pixel_ready = 1;
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, rd_cost,
- subsize, &pc_tree->vertical[0]);
- pc_tree->vertical[0].mic.mbmi = xd->mi[0]->mbmi;
- pc_tree->vertical[0].mbmi_ext = *x->mbmi_ext;
- pc_tree->vertical[0].skip_txfm[0] = x->skip_txfm[0];
- pc_tree->vertical[0].skip = x->skip;
- if (mi_col + hbs < cm->mi_cols) {
- pc_tree->vertical[1].pred_pixel_ready = 1;
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col + hbs,
- &this_rdc, subsize, &pc_tree->vertical[1]);
- pc_tree->vertical[1].mic.mbmi = xd->mi[0]->mbmi;
- pc_tree->vertical[1].mbmi_ext = *x->mbmi_ext;
- pc_tree->vertical[1].skip_txfm[0] = x->skip_txfm[0];
- pc_tree->vertical[1].skip = x->skip;
- if (this_rdc.rate != INT_MAX && this_rdc.dist != INT64_MAX &&
- rd_cost->rate != INT_MAX && rd_cost->dist != INT64_MAX) {
- rd_cost->rate += this_rdc.rate;
- rd_cost->dist += this_rdc.dist;
- }
- }
- break;
- case PARTITION_HORZ:
- pc_tree->horizontal[0].pred_pixel_ready = 1;
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, rd_cost,
- subsize, &pc_tree->horizontal[0]);
- pc_tree->horizontal[0].mic.mbmi = xd->mi[0]->mbmi;
- pc_tree->horizontal[0].mbmi_ext = *x->mbmi_ext;
- pc_tree->horizontal[0].skip_txfm[0] = x->skip_txfm[0];
- pc_tree->horizontal[0].skip = x->skip;
- if (mi_row + hbs < cm->mi_rows) {
- pc_tree->horizontal[1].pred_pixel_ready = 1;
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row + hbs, mi_col,
- &this_rdc, subsize, &pc_tree->horizontal[1]);
- pc_tree->horizontal[1].mic.mbmi = xd->mi[0]->mbmi;
- pc_tree->horizontal[1].mbmi_ext = *x->mbmi_ext;
- pc_tree->horizontal[1].skip_txfm[0] = x->skip_txfm[0];
- pc_tree->horizontal[1].skip = x->skip;
- if (this_rdc.rate != INT_MAX && this_rdc.dist != INT64_MAX &&
- rd_cost->rate != INT_MAX && rd_cost->dist != INT64_MAX) {
- rd_cost->rate += this_rdc.rate;
- rd_cost->dist += this_rdc.dist;
- }
- }
- break;
- case PARTITION_SPLIT:
- subsize = get_subsize(bsize, PARTITION_SPLIT);
- nonrd_select_partition(cpi, td, tile_data, mi, tp, mi_row, mi_col,
- subsize, output_enabled, rd_cost,
- pc_tree->split[0]);
- nonrd_select_partition(cpi, td, tile_data, mi + hbs, tp,
- mi_row, mi_col + hbs, subsize, output_enabled,
- &this_rdc, pc_tree->split[1]);
- if (this_rdc.rate != INT_MAX && this_rdc.dist != INT64_MAX &&
- rd_cost->rate != INT_MAX && rd_cost->dist != INT64_MAX) {
- rd_cost->rate += this_rdc.rate;
- rd_cost->dist += this_rdc.dist;
- }
- nonrd_select_partition(cpi, td, tile_data, mi + hbs * mis, tp,
- mi_row + hbs, mi_col, subsize, output_enabled,
- &this_rdc, pc_tree->split[2]);
- if (this_rdc.rate != INT_MAX && this_rdc.dist != INT64_MAX &&
- rd_cost->rate != INT_MAX && rd_cost->dist != INT64_MAX) {
- rd_cost->rate += this_rdc.rate;
- rd_cost->dist += this_rdc.dist;
- }
- nonrd_select_partition(cpi, td, tile_data, mi + hbs * mis + hbs, tp,
- mi_row + hbs, mi_col + hbs, subsize,
- output_enabled, &this_rdc, pc_tree->split[3]);
- if (this_rdc.rate != INT_MAX && this_rdc.dist != INT64_MAX &&
- rd_cost->rate != INT_MAX && rd_cost->dist != INT64_MAX) {
- rd_cost->rate += this_rdc.rate;
- rd_cost->dist += this_rdc.dist;
- }
- break;
- default:
- assert(0 && "Invalid partition type.");
- break;
- }
- }
-
- if (bsize == BLOCK_64X64 && output_enabled)
- encode_sb_rt(cpi, td, tile_info, tp, mi_row, mi_col, 1, bsize, pc_tree);
-}
-
-
-static void nonrd_use_partition(VP10_COMP *cpi,
- ThreadData *td,
- TileDataEnc *tile_data,
- MODE_INFO **mi,
- TOKENEXTRA **tp,
- int mi_row, int mi_col,
- BLOCK_SIZE bsize, int output_enabled,
- RD_COST *dummy_cost, PC_TREE *pc_tree) {
- VP10_COMMON *const cm = &cpi->common;
- TileInfo *tile_info = &tile_data->tile_info;
- MACROBLOCK *const x = &td->mb;
- MACROBLOCKD *const xd = &x->e_mbd;
- const int bsl = b_width_log2_lookup[bsize], hbs = (1 << bsl) / 4;
- const int mis = cm->mi_stride;
- PARTITION_TYPE partition;
- BLOCK_SIZE subsize;
-
- if (mi_row >= cm->mi_rows || mi_col >= cm->mi_cols)
- return;
-
- subsize = (bsize >= BLOCK_8X8) ? mi[0]->mbmi.sb_type : BLOCK_4X4;
- partition = partition_lookup[bsl][subsize];
-
- if (output_enabled && bsize != BLOCK_4X4) {
- int ctx = partition_plane_context(xd, mi_row, mi_col, bsize);
- td->counts->partition[ctx][partition]++;
- }
-
- switch (partition) {
- case PARTITION_NONE:
- pc_tree->none.pred_pixel_ready = 1;
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, dummy_cost,
- subsize, &pc_tree->none);
- pc_tree->none.mic.mbmi = xd->mi[0]->mbmi;
- pc_tree->none.mbmi_ext = *x->mbmi_ext;
- pc_tree->none.skip_txfm[0] = x->skip_txfm[0];
- pc_tree->none.skip = x->skip;
- encode_b_rt(cpi, td, tile_info, tp, mi_row, mi_col, output_enabled,
- subsize, &pc_tree->none);
- break;
- case PARTITION_VERT:
- pc_tree->vertical[0].pred_pixel_ready = 1;
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, dummy_cost,
- subsize, &pc_tree->vertical[0]);
- pc_tree->vertical[0].mic.mbmi = xd->mi[0]->mbmi;
- pc_tree->vertical[0].mbmi_ext = *x->mbmi_ext;
- pc_tree->vertical[0].skip_txfm[0] = x->skip_txfm[0];
- pc_tree->vertical[0].skip = x->skip;
- encode_b_rt(cpi, td, tile_info, tp, mi_row, mi_col, output_enabled,
- subsize, &pc_tree->vertical[0]);
- if (mi_col + hbs < cm->mi_cols && bsize > BLOCK_8X8) {
- pc_tree->vertical[1].pred_pixel_ready = 1;
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col + hbs,
- dummy_cost, subsize, &pc_tree->vertical[1]);
- pc_tree->vertical[1].mic.mbmi = xd->mi[0]->mbmi;
- pc_tree->vertical[1].mbmi_ext = *x->mbmi_ext;
- pc_tree->vertical[1].skip_txfm[0] = x->skip_txfm[0];
- pc_tree->vertical[1].skip = x->skip;
- encode_b_rt(cpi, td, tile_info, tp, mi_row, mi_col + hbs,
- output_enabled, subsize, &pc_tree->vertical[1]);
- }
- break;
- case PARTITION_HORZ:
- pc_tree->horizontal[0].pred_pixel_ready = 1;
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, dummy_cost,
- subsize, &pc_tree->horizontal[0]);
- pc_tree->horizontal[0].mic.mbmi = xd->mi[0]->mbmi;
- pc_tree->horizontal[0].mbmi_ext = *x->mbmi_ext;
- pc_tree->horizontal[0].skip_txfm[0] = x->skip_txfm[0];
- pc_tree->horizontal[0].skip = x->skip;
- encode_b_rt(cpi, td, tile_info, tp, mi_row, mi_col, output_enabled,
- subsize, &pc_tree->horizontal[0]);
-
- if (mi_row + hbs < cm->mi_rows && bsize > BLOCK_8X8) {
- pc_tree->horizontal[1].pred_pixel_ready = 1;
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row + hbs, mi_col,
- dummy_cost, subsize, &pc_tree->horizontal[1]);
- pc_tree->horizontal[1].mic.mbmi = xd->mi[0]->mbmi;
- pc_tree->horizontal[1].mbmi_ext = *x->mbmi_ext;
- pc_tree->horizontal[1].skip_txfm[0] = x->skip_txfm[0];
- pc_tree->horizontal[1].skip = x->skip;
- encode_b_rt(cpi, td, tile_info, tp, mi_row + hbs, mi_col,
- output_enabled, subsize, &pc_tree->horizontal[1]);
- }
- break;
- case PARTITION_SPLIT:
- subsize = get_subsize(bsize, PARTITION_SPLIT);
- if (bsize == BLOCK_8X8) {
- nonrd_pick_sb_modes(cpi, tile_data, x, mi_row, mi_col, dummy_cost,
- subsize, pc_tree->leaf_split[0]);
- encode_b_rt(cpi, td, tile_info, tp, mi_row, mi_col,
- output_enabled, subsize, pc_tree->leaf_split[0]);
- } else {
- nonrd_use_partition(cpi, td, tile_data, mi, tp, mi_row, mi_col,
- subsize, output_enabled, dummy_cost,
- pc_tree->split[0]);
- nonrd_use_partition(cpi, td, tile_data, mi + hbs, tp,
- mi_row, mi_col + hbs, subsize, output_enabled,
- dummy_cost, pc_tree->split[1]);
- nonrd_use_partition(cpi, td, tile_data, mi + hbs * mis, tp,
- mi_row + hbs, mi_col, subsize, output_enabled,
- dummy_cost, pc_tree->split[2]);
- nonrd_use_partition(cpi, td, tile_data, mi + hbs * mis + hbs, tp,
- mi_row + hbs, mi_col + hbs, subsize, output_enabled,
- dummy_cost, pc_tree->split[3]);
- }
- break;
- default:
- assert(0 && "Invalid partition type.");
- break;
- }
-
- if (partition != PARTITION_SPLIT || bsize == BLOCK_8X8)
- update_partition_context(xd, mi_row, mi_col, subsize, bsize);
-}
-
-static void encode_nonrd_sb_row(VP10_COMP *cpi,
- ThreadData *td,
- TileDataEnc *tile_data,
- int mi_row,
- TOKENEXTRA **tp) {
- SPEED_FEATURES *const sf = &cpi->sf;
- VP10_COMMON *const cm = &cpi->common;
- TileInfo *const tile_info = &tile_data->tile_info;
- MACROBLOCK *const x = &td->mb;
- MACROBLOCKD *const xd = &x->e_mbd;
- int mi_col;
-
- // Initialize the left context for the new SB row
- memset(&xd->left_context, 0, sizeof(xd->left_context));
- memset(xd->left_seg_context, 0, sizeof(xd->left_seg_context));
-
- // Code each SB in the row
- for (mi_col = tile_info->mi_col_start; mi_col < tile_info->mi_col_end;
- mi_col += MI_BLOCK_SIZE) {
- const struct segmentation *const seg = &cm->seg;
- RD_COST dummy_rdc;
- const int idx_str = cm->mi_stride * mi_row + mi_col;
- MODE_INFO **mi = cm->mi_grid_visible + idx_str;
- PARTITION_SEARCH_TYPE partition_search_type = sf->partition_search_type;
- BLOCK_SIZE bsize = BLOCK_64X64;
- int seg_skip = 0;
- x->source_variance = UINT_MAX;
- vp10_zero(x->pred_mv);
- vp10_rd_cost_init(&dummy_rdc);
- x->color_sensitivity[0] = 0;
- x->color_sensitivity[1] = 0;
-
- if (seg->enabled) {
- const uint8_t *const map = seg->update_map ? cpi->segmentation_map
- : cm->last_frame_seg_map;
- int segment_id = get_segment_id(cm, map, BLOCK_64X64, mi_row, mi_col);
- seg_skip = segfeature_active(seg, segment_id, SEG_LVL_SKIP);
- if (seg_skip) {
- partition_search_type = FIXED_PARTITION;
- }
- }
-
- // Set the partition type of the 64X64 block
- switch (partition_search_type) {
- case VAR_BASED_PARTITION:
- // TODO(jingning, marpan): The mode decision and encoding process
- // support both intra and inter sub8x8 block coding for RTC mode.
- // Tune the thresholds accordingly to use sub8x8 block coding for
- // coding performance improvement.
- choose_partitioning(cpi, tile_info, x, mi_row, mi_col);
- nonrd_use_partition(cpi, td, tile_data, mi, tp, mi_row, mi_col,
- BLOCK_64X64, 1, &dummy_rdc, td->pc_root);
- break;
- case SOURCE_VAR_BASED_PARTITION:
- set_source_var_based_partition(cpi, tile_info, x, mi, mi_row, mi_col);
- nonrd_use_partition(cpi, td, tile_data, mi, tp, mi_row, mi_col,
- BLOCK_64X64, 1, &dummy_rdc, td->pc_root);
- break;
- case FIXED_PARTITION:
- if (!seg_skip)
- bsize = sf->always_this_block_size;
- set_fixed_partitioning(cpi, tile_info, mi, mi_row, mi_col, bsize);
- nonrd_use_partition(cpi, td, tile_data, mi, tp, mi_row, mi_col,
- BLOCK_64X64, 1, &dummy_rdc, td->pc_root);
- break;
- case REFERENCE_PARTITION:
- set_offsets(cpi, tile_info, x, mi_row, mi_col, BLOCK_64X64);
- if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ && cm->seg.enabled &&
- xd->mi[0]->mbmi.segment_id) {
- // Use lower max_partition_size for low resoultions.
- if (cm->width <= 352 && cm->height <= 288)
- x->max_partition_size = BLOCK_32X32;
- else
- x->max_partition_size = BLOCK_64X64;
- x->min_partition_size = BLOCK_8X8;
- nonrd_pick_partition(cpi, td, tile_data, tp, mi_row, mi_col,
- BLOCK_64X64, &dummy_rdc, 1,
- INT64_MAX, td->pc_root);
- } else {
- choose_partitioning(cpi, tile_info, x, mi_row, mi_col);
- // TODO(marpan): Seems like nonrd_select_partition does not support
- // 4x4 partition. Since 4x4 is used on key frame, use this switch
- // for now.
- if (cm->frame_type == KEY_FRAME)
- nonrd_use_partition(cpi, td, tile_data, mi, tp, mi_row, mi_col,
- BLOCK_64X64, 1, &dummy_rdc, td->pc_root);
- else
- nonrd_select_partition(cpi, td, tile_data, mi, tp, mi_row, mi_col,
- BLOCK_64X64, 1, &dummy_rdc, td->pc_root);
- }
-
- break;
- default:
- assert(0);
- break;
- }
- }
-}
-// end RTC play code
-
-static int set_var_thresh_from_histogram(VP10_COMP *cpi) {
- const SPEED_FEATURES *const sf = &cpi->sf;
- const VP10_COMMON *const cm = &cpi->common;
-
- const uint8_t *src = cpi->Source->y_buffer;
- const uint8_t *last_src = cpi->Last_Source->y_buffer;
- const int src_stride = cpi->Source->y_stride;
- const int last_stride = cpi->Last_Source->y_stride;
-
- // Pick cutoff threshold
- const int cutoff = (MIN(cm->width, cm->height) >= 720) ?
- (cm->MBs * VAR_HIST_LARGE_CUT_OFF / 100) :
- (cm->MBs * VAR_HIST_SMALL_CUT_OFF / 100);
- DECLARE_ALIGNED(16, int, hist[VAR_HIST_BINS]);
- diff *var16 = cpi->source_diff_var;
-
- int sum = 0;
- int i, j;
-
- memset(hist, 0, VAR_HIST_BINS * sizeof(hist[0]));
-
- for (i = 0; i < cm->mb_rows; i++) {
- for (j = 0; j < cm->mb_cols; j++) {
-#if CONFIG_VP9_HIGHBITDEPTH
- if (cm->use_highbitdepth) {
- switch (cm->bit_depth) {
- case VPX_BITS_8:
- vpx_highbd_8_get16x16var(src, src_stride, last_src, last_stride,
- &var16->sse, &var16->sum);
- break;
- case VPX_BITS_10:
- vpx_highbd_10_get16x16var(src, src_stride, last_src, last_stride,
- &var16->sse, &var16->sum);
- break;
- case VPX_BITS_12:
- vpx_highbd_12_get16x16var(src, src_stride, last_src, last_stride,
- &var16->sse, &var16->sum);
- break;
- default:
- assert(0 && "cm->bit_depth should be VPX_BITS_8, VPX_BITS_10"
- " or VPX_BITS_12");
- return -1;
- }
- } else {
- vpx_get16x16var(src, src_stride, last_src, last_stride,
- &var16->sse, &var16->sum);
- }
-#else
- vpx_get16x16var(src, src_stride, last_src, last_stride,
- &var16->sse, &var16->sum);
-#endif // CONFIG_VP9_HIGHBITDEPTH
- var16->var = var16->sse -
- (((uint32_t)var16->sum * var16->sum) >> 8);
-
- if (var16->var >= VAR_HIST_MAX_BG_VAR)
- hist[VAR_HIST_BINS - 1]++;
- else
- hist[var16->var / VAR_HIST_FACTOR]++;
-
- src += 16;
- last_src += 16;
- var16++;
- }
-
- src = src - cm->mb_cols * 16 + 16 * src_stride;
- last_src = last_src - cm->mb_cols * 16 + 16 * last_stride;
- }
-
- cpi->source_var_thresh = 0;
-
- if (hist[VAR_HIST_BINS - 1] < cutoff) {
- for (i = 0; i < VAR_HIST_BINS - 1; i++) {
- sum += hist[i];
-
- if (sum > cutoff) {
- cpi->source_var_thresh = (i + 1) * VAR_HIST_FACTOR;
- return 0;
- }
- }
- }
-
- return sf->search_type_check_frequency;
-}
-
-static void source_var_based_partition_search_method(VP10_COMP *cpi) {
- VP10_COMMON *const cm = &cpi->common;
- SPEED_FEATURES *const sf = &cpi->sf;
-
- if (cm->frame_type == KEY_FRAME) {
- // For key frame, use SEARCH_PARTITION.
- sf->partition_search_type = SEARCH_PARTITION;
- } else if (cm->intra_only) {
- sf->partition_search_type = FIXED_PARTITION;
- } else {
- if (cm->last_width != cm->width || cm->last_height != cm->height) {
- if (cpi->source_diff_var)
- vpx_free(cpi->source_diff_var);
-
- CHECK_MEM_ERROR(cm, cpi->source_diff_var,
- vpx_calloc(cm->MBs, sizeof(diff)));
- }
-
- if (!cpi->frames_till_next_var_check)
- cpi->frames_till_next_var_check = set_var_thresh_from_histogram(cpi);
-
- if (cpi->frames_till_next_var_check > 0) {
- sf->partition_search_type = FIXED_PARTITION;
- cpi->frames_till_next_var_check--;
- }
- }
-}
-
static int get_skip_encode_frame(const VP10_COMMON *cm, ThreadData *const td) {
unsigned int intra_count = 0, inter_count = 0;
int j;
for (mi_row = tile_info->mi_row_start; mi_row < tile_info->mi_row_end;
mi_row += MI_BLOCK_SIZE) {
- if (cpi->sf.use_nonrd_pick_mode)
- encode_nonrd_sb_row(cpi, td, this_tile, mi_row, &tok);
- else
- encode_rd_sb_row(cpi, td, this_tile, mi_row, &tok);
+ encode_rd_sb_row(cpi, td, this_tile, mi_row, &tok);
}
cpi->tok_count[tile_row][tile_col] =
(unsigned int)(tok - cpi->tile_tok[tile_row][tile_col]);
x->quant_fp = cpi->sf.use_quant_fp;
vp10_zero(x->skip_txfm);
- if (sf->use_nonrd_pick_mode) {
- // Initialize internal buffer pointers for rtc coding, where non-RD
- // mode decision is used and hence no buffer pointer swap needed.
- int i;
- struct macroblock_plane *const p = x->plane;
- struct macroblockd_plane *const pd = xd->plane;
- PICK_MODE_CONTEXT *ctx = &cpi->td.pc_root->none;
-
- for (i = 0; i < MAX_MB_PLANE; ++i) {
- p[i].coeff = ctx->coeff_pbuf[i][0];
- p[i].qcoeff = ctx->qcoeff_pbuf[i][0];
- pd[i].dqcoeff = ctx->dqcoeff_pbuf[i][0];
- p[i].eobs = ctx->eobs_pbuf[i][0];
- }
- vp10_zero(x->zcoeff_blk);
-
- if (cm->frame_type != KEY_FRAME && cpi->rc.frames_since_golden == 0)
- cpi->ref_frame_flags &= (~VP9_GOLD_FLAG);
-
- if (sf->partition_search_type == SOURCE_VAR_BASED_PARTITION)
- source_var_based_partition_search_method(cpi);
- }
{
struct vpx_usec_timer emr_timer;
cpi->oxcf.aq_mode != CYCLIC_REFRESH_AQ &&
cpi->sf.allow_skip_recode;
- if (!x->skip_recode && !cpi->sf.use_nonrd_pick_mode)
+ if (!x->skip_recode)
memset(x->skip_txfm, 0, sizeof(x->skip_txfm));
x->skip_optimize = ctx->is_coded;
+++ /dev/null
-/*
- * Copyright (c) 2014 The WebM project authors. All Rights Reserved.
- *
- * Use of this source code is governed by a BSD-style license
- * that can be found in the LICENSE file in the root of the source
- * tree. An additional intellectual property rights grant can be found
- * in the file PATENTS. All contributing project authors may
- * be found in the AUTHORS file in the root of the source tree.
- */
-
-#include <assert.h>
-#include <limits.h>
-#include <math.h>
-#include <stdio.h>
-
-#include "./vp10_rtcd.h"
-#include "./vpx_dsp_rtcd.h"
-
-#include "vpx_mem/vpx_mem.h"
-#include "vpx_ports/mem.h"
-
-#include "vp10/common/blockd.h"
-#include "vp10/common/common.h"
-#include "vp10/common/mvref_common.h"
-#include "vp10/common/pred_common.h"
-#include "vp10/common/reconinter.h"
-#include "vp10/common/reconintra.h"
-#include "vp10/common/scan.h"
-
-#include "vp10/encoder/cost.h"
-#include "vp10/encoder/encoder.h"
-#include "vp10/encoder/pickmode.h"
-#include "vp10/encoder/ratectrl.h"
-#include "vp10/encoder/rd.h"
-
-typedef struct {
- uint8_t *data;
- int stride;
- int in_use;
-} PRED_BUFFER;
-
-static int mv_refs_rt(const VP10_COMMON *cm, const MACROBLOCK *x,
- const MACROBLOCKD *xd,
- const TileInfo *const tile,
- MODE_INFO *mi, MV_REFERENCE_FRAME ref_frame,
- int_mv *mv_ref_list,
- int mi_row, int mi_col) {
- const int *ref_sign_bias = cm->ref_frame_sign_bias;
- int i, refmv_count = 0;
-
- const POSITION *const mv_ref_search = mv_ref_blocks[mi->mbmi.sb_type];
-
- int different_ref_found = 0;
- int context_counter = 0;
- int const_motion = 0;
-
- // Blank the reference vector list
- memset(mv_ref_list, 0, sizeof(*mv_ref_list) * MAX_MV_REF_CANDIDATES);
-
- // The nearest 2 blocks are treated differently
- // if the size < 8x8 we get the mv from the bmi substructure,
- // and we also need to keep a mode count.
- for (i = 0; i < 2; ++i) {
- const POSITION *const mv_ref = &mv_ref_search[i];
- if (is_inside(tile, mi_col, mi_row, cm->mi_rows, mv_ref)) {
- const MODE_INFO *const candidate_mi = xd->mi[mv_ref->col + mv_ref->row *
- xd->mi_stride];
- const MB_MODE_INFO *const candidate = &candidate_mi->mbmi;
- // Keep counts for entropy encoding.
- context_counter += mode_2_counter[candidate->mode];
- different_ref_found = 1;
-
- if (candidate->ref_frame[0] == ref_frame)
- ADD_MV_REF_LIST(get_sub_block_mv(candidate_mi, 0, mv_ref->col, -1),
- refmv_count, mv_ref_list, Done);
- }
- }
-
- const_motion = 1;
-
- // Check the rest of the neighbors in much the same way
- // as before except we don't need to keep track of sub blocks or
- // mode counts.
- for (; i < MVREF_NEIGHBOURS && !refmv_count; ++i) {
- const POSITION *const mv_ref = &mv_ref_search[i];
- if (is_inside(tile, mi_col, mi_row, cm->mi_rows, mv_ref)) {
- const MB_MODE_INFO *const candidate = &xd->mi[mv_ref->col + mv_ref->row *
- xd->mi_stride]->mbmi;
- different_ref_found = 1;
-
- if (candidate->ref_frame[0] == ref_frame)
- ADD_MV_REF_LIST(candidate->mv[0], refmv_count, mv_ref_list, Done);
- }
- }
-
- // Since we couldn't find 2 mvs from the same reference frame
- // go back through the neighbors and find motion vectors from
- // different reference frames.
- if (different_ref_found && !refmv_count) {
- for (i = 0; i < MVREF_NEIGHBOURS; ++i) {
- const POSITION *mv_ref = &mv_ref_search[i];
- if (is_inside(tile, mi_col, mi_row, cm->mi_rows, mv_ref)) {
- const MB_MODE_INFO *const candidate = &xd->mi[mv_ref->col + mv_ref->row
- * xd->mi_stride]->mbmi;
-
- // If the candidate is INTRA we don't want to consider its mv.
- IF_DIFF_REF_FRAME_ADD_MV(candidate, ref_frame, ref_sign_bias,
- refmv_count, mv_ref_list, Done);
- }
- }
- }
-
- Done:
-
- x->mbmi_ext->mode_context[ref_frame] = counter_to_context[context_counter];
-
- // Clamp vectors
- for (i = 0; i < MAX_MV_REF_CANDIDATES; ++i)
- clamp_mv_ref(&mv_ref_list[i].as_mv, xd);
-
- return const_motion;
-}
-
-static int combined_motion_search(VP10_COMP *cpi, MACROBLOCK *x,
- BLOCK_SIZE bsize, int mi_row, int mi_col,
- int_mv *tmp_mv, int *rate_mv,
- int64_t best_rd_sofar) {
- MACROBLOCKD *xd = &x->e_mbd;
- MB_MODE_INFO *mbmi = &xd->mi[0]->mbmi;
- struct buf_2d backup_yv12[MAX_MB_PLANE] = {{0, 0}};
- const int step_param = cpi->sf.mv.fullpel_search_step_param;
- const int sadpb = x->sadperbit16;
- MV mvp_full;
- const int ref = mbmi->ref_frame[0];
- const MV ref_mv = x->mbmi_ext->ref_mvs[ref][0].as_mv;
- int dis;
- int rate_mode;
- const int tmp_col_min = x->mv_col_min;
- const int tmp_col_max = x->mv_col_max;
- const int tmp_row_min = x->mv_row_min;
- const int tmp_row_max = x->mv_row_max;
- int rv = 0;
- int cost_list[5];
- const YV12_BUFFER_CONFIG *scaled_ref_frame = vp10_get_scaled_ref_frame(cpi,
- ref);
- if (scaled_ref_frame) {
- int i;
- // Swap out the reference frame for a version that's been scaled to
- // match the resolution of the current frame, allowing the existing
- // motion search code to be used without additional modifications.
- for (i = 0; i < MAX_MB_PLANE; i++)
- backup_yv12[i] = xd->plane[i].pre[0];
- vp10_setup_pre_planes(xd, 0, scaled_ref_frame, mi_row, mi_col, NULL);
- }
- vp10_set_mv_search_range(x, &ref_mv);
-
- assert(x->mv_best_ref_index[ref] <= 2);
- if (x->mv_best_ref_index[ref] < 2)
- mvp_full = x->mbmi_ext->ref_mvs[ref][x->mv_best_ref_index[ref]].as_mv;
- else
- mvp_full = x->pred_mv[ref];
-
- mvp_full.col >>= 3;
- mvp_full.row >>= 3;
-
- vp10_full_pixel_search(cpi, x, bsize, &mvp_full, step_param, sadpb,
- cond_cost_list(cpi, cost_list),
- &ref_mv, &tmp_mv->as_mv, INT_MAX, 0);
-
- x->mv_col_min = tmp_col_min;
- x->mv_col_max = tmp_col_max;
- x->mv_row_min = tmp_row_min;
- x->mv_row_max = tmp_row_max;
-
- // calculate the bit cost on motion vector
- mvp_full.row = tmp_mv->as_mv.row * 8;
- mvp_full.col = tmp_mv->as_mv.col * 8;
-
- *rate_mv = vp10_mv_bit_cost(&mvp_full, &ref_mv,
- x->nmvjointcost, x->mvcost, MV_COST_WEIGHT);
-
- rate_mode = cpi->inter_mode_cost[x->mbmi_ext->mode_context[ref]]
- [INTER_OFFSET(NEWMV)];
- rv = !(RDCOST(x->rdmult, x->rddiv, (*rate_mv + rate_mode), 0) >
- best_rd_sofar);
-
- if (rv) {
- cpi->find_fractional_mv_step(x, &tmp_mv->as_mv, &ref_mv,
- cpi->common.allow_high_precision_mv,
- x->errorperbit,
- &cpi->fn_ptr[bsize],
- cpi->sf.mv.subpel_force_stop,
- cpi->sf.mv.subpel_iters_per_step,
- cond_cost_list(cpi, cost_list),
- x->nmvjointcost, x->mvcost,
- &dis, &x->pred_sse[ref], NULL, 0, 0);
- *rate_mv = vp10_mv_bit_cost(&tmp_mv->as_mv, &ref_mv,
- x->nmvjointcost, x->mvcost, MV_COST_WEIGHT);
- }
-
- if (scaled_ref_frame) {
- int i;
- for (i = 0; i < MAX_MB_PLANE; i++)
- xd->plane[i].pre[0] = backup_yv12[i];
- }
- return rv;
-}
-
-static void block_variance(const uint8_t *src, int src_stride,
- const uint8_t *ref, int ref_stride,
- int w, int h, unsigned int *sse, int *sum,
- int block_size, unsigned int *sse8x8,
- int *sum8x8, unsigned int *var8x8) {
- int i, j, k = 0;
-
- *sse = 0;
- *sum = 0;
-
- for (i = 0; i < h; i += block_size) {
- for (j = 0; j < w; j += block_size) {
- vpx_get8x8var(src + src_stride * i + j, src_stride,
- ref + ref_stride * i + j, ref_stride,
- &sse8x8[k], &sum8x8[k]);
- *sse += sse8x8[k];
- *sum += sum8x8[k];
- var8x8[k] = sse8x8[k] - (((unsigned int)sum8x8[k] * sum8x8[k]) >> 6);
- k++;
- }
- }
-}
-
-static void calculate_variance(int bw, int bh, TX_SIZE tx_size,
- unsigned int *sse_i, int *sum_i,
- unsigned int *var_o, unsigned int *sse_o,
- int *sum_o) {
- const BLOCK_SIZE unit_size = txsize_to_bsize[tx_size];
- const int nw = 1 << (bw - b_width_log2_lookup[unit_size]);
- const int nh = 1 << (bh - b_height_log2_lookup[unit_size]);
- int i, j, k = 0;
-
- for (i = 0; i < nh; i += 2) {
- for (j = 0; j < nw; j += 2) {
- sse_o[k] = sse_i[i * nw + j] + sse_i[i * nw + j + 1] +
- sse_i[(i + 1) * nw + j] + sse_i[(i + 1) * nw + j + 1];
- sum_o[k] = sum_i[i * nw + j] + sum_i[i * nw + j + 1] +
- sum_i[(i + 1) * nw + j] + sum_i[(i + 1) * nw + j + 1];
- var_o[k] = sse_o[k] - (((unsigned int)sum_o[k] * sum_o[k]) >>
- (b_width_log2_lookup[unit_size] +
- b_height_log2_lookup[unit_size] + 6));
- k++;
- }
- }
-}
-
-static void model_rd_for_sb_y_large(VP10_COMP *cpi, BLOCK_SIZE bsize,
- MACROBLOCK *x, MACROBLOCKD *xd,
- int *out_rate_sum, int64_t *out_dist_sum,
- unsigned int *var_y, unsigned int *sse_y,
- int mi_row, int mi_col, int *early_term) {
- // Note our transform coeffs are 8 times an orthogonal transform.
- // Hence quantizer step is also 8 times. To get effective quantizer
- // we need to divide by 8 before sending to modeling function.
- unsigned int sse;
- int rate;
- int64_t dist;
- struct macroblock_plane *const p = &x->plane[0];
- struct macroblockd_plane *const pd = &xd->plane[0];
- const uint32_t dc_quant = pd->dequant[0];
- const uint32_t ac_quant = pd->dequant[1];
- const int64_t dc_thr = dc_quant * dc_quant >> 6;
- const int64_t ac_thr = ac_quant * ac_quant >> 6;
- unsigned int var;
- int sum;
- int skip_dc = 0;
-
- const int bw = b_width_log2_lookup[bsize];
- const int bh = b_height_log2_lookup[bsize];
- const int num8x8 = 1 << (bw + bh - 2);
- unsigned int sse8x8[64] = {0};
- int sum8x8[64] = {0};
- unsigned int var8x8[64] = {0};
- TX_SIZE tx_size;
- int i, k;
-
- // Calculate variance for whole partition, and also save 8x8 blocks' variance
- // to be used in following transform skipping test.
- block_variance(p->src.buf, p->src.stride, pd->dst.buf, pd->dst.stride,
- 4 << bw, 4 << bh, &sse, &sum, 8, sse8x8, sum8x8, var8x8);
- var = sse - (((int64_t)sum * sum) >> (bw + bh + 4));
-
- *var_y = var;
- *sse_y = sse;
-
- if (cpi->common.tx_mode == TX_MODE_SELECT) {
- if (sse > (var << 2))
- tx_size = MIN(max_txsize_lookup[bsize],
- tx_mode_to_biggest_tx_size[cpi->common.tx_mode]);
- else
- tx_size = TX_8X8;
-
- if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ &&
- cyclic_refresh_segment_id_boosted(xd->mi[0]->mbmi.segment_id))
- tx_size = TX_8X8;
- else if (tx_size > TX_16X16)
- tx_size = TX_16X16;
- } else {
- tx_size = MIN(max_txsize_lookup[bsize],
- tx_mode_to_biggest_tx_size[cpi->common.tx_mode]);
- }
-
- assert(tx_size >= TX_8X8);
- xd->mi[0]->mbmi.tx_size = tx_size;
-
- // Evaluate if the partition block is a skippable block in Y plane.
- {
- unsigned int sse16x16[16] = {0};
- int sum16x16[16] = {0};
- unsigned int var16x16[16] = {0};
- const int num16x16 = num8x8 >> 2;
-
- unsigned int sse32x32[4] = {0};
- int sum32x32[4] = {0};
- unsigned int var32x32[4] = {0};
- const int num32x32 = num8x8 >> 4;
-
- int ac_test = 1;
- int dc_test = 1;
- const int num = (tx_size == TX_8X8) ? num8x8 :
- ((tx_size == TX_16X16) ? num16x16 : num32x32);
- const unsigned int *sse_tx = (tx_size == TX_8X8) ? sse8x8 :
- ((tx_size == TX_16X16) ? sse16x16 : sse32x32);
- const unsigned int *var_tx = (tx_size == TX_8X8) ? var8x8 :
- ((tx_size == TX_16X16) ? var16x16 : var32x32);
-
- // Calculate variance if tx_size > TX_8X8
- if (tx_size >= TX_16X16)
- calculate_variance(bw, bh, TX_8X8, sse8x8, sum8x8, var16x16, sse16x16,
- sum16x16);
- if (tx_size == TX_32X32)
- calculate_variance(bw, bh, TX_16X16, sse16x16, sum16x16, var32x32,
- sse32x32, sum32x32);
-
- // Skipping test
- x->skip_txfm[0] = SKIP_TXFM_NONE;
- for (k = 0; k < num; k++)
- // Check if all ac coefficients can be quantized to zero.
- if (!(var_tx[k] < ac_thr || var == 0)) {
- ac_test = 0;
- break;
- }
-
- for (k = 0; k < num; k++)
- // Check if dc coefficient can be quantized to zero.
- if (!(sse_tx[k] - var_tx[k] < dc_thr || sse == var)) {
- dc_test = 0;
- break;
- }
-
- if (ac_test) {
- x->skip_txfm[0] = SKIP_TXFM_AC_ONLY;
-
- if (dc_test)
- x->skip_txfm[0] = SKIP_TXFM_AC_DC;
- } else if (dc_test) {
- skip_dc = 1;
- }
- }
-
- if (x->skip_txfm[0] == SKIP_TXFM_AC_DC) {
- int skip_uv[2] = {0};
- unsigned int var_uv[2];
- unsigned int sse_uv[2];
-
- *out_rate_sum = 0;
- *out_dist_sum = sse << 4;
-
- // Transform skipping test in UV planes.
- for (i = 1; i <= 2; i++) {
- struct macroblock_plane *const p = &x->plane[i];
- struct macroblockd_plane *const pd = &xd->plane[i];
- const TX_SIZE uv_tx_size = get_uv_tx_size(&xd->mi[0]->mbmi, pd);
- const BLOCK_SIZE unit_size = txsize_to_bsize[uv_tx_size];
- const BLOCK_SIZE uv_bsize = get_plane_block_size(bsize, pd);
- const int uv_bw = b_width_log2_lookup[uv_bsize];
- const int uv_bh = b_height_log2_lookup[uv_bsize];
- const int sf = (uv_bw - b_width_log2_lookup[unit_size]) +
- (uv_bh - b_height_log2_lookup[unit_size]);
- const uint32_t uv_dc_thr = pd->dequant[0] * pd->dequant[0] >> (6 - sf);
- const uint32_t uv_ac_thr = pd->dequant[1] * pd->dequant[1] >> (6 - sf);
- int j = i - 1;
-
- vp10_build_inter_predictors_sbp(xd, mi_row, mi_col, bsize, i);
- var_uv[j] = cpi->fn_ptr[uv_bsize].vf(p->src.buf, p->src.stride,
- pd->dst.buf, pd->dst.stride, &sse_uv[j]);
-
- if ((var_uv[j] < uv_ac_thr || var_uv[j] == 0) &&
- (sse_uv[j] - var_uv[j] < uv_dc_thr || sse_uv[j] == var_uv[j]))
- skip_uv[j] = 1;
- else
- break;
- }
-
- // If the transform in YUV planes are skippable, the mode search checks
- // fewer inter modes and doesn't check intra modes.
- if (skip_uv[0] & skip_uv[1]) {
- *early_term = 1;
- }
-
- return;
- }
-
- if (!skip_dc) {
-#if CONFIG_VP9_HIGHBITDEPTH
- if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
- vp10_model_rd_from_var_lapndz(sse - var, num_pels_log2_lookup[bsize],
- dc_quant >> (xd->bd - 5), &rate, &dist);
- } else {
- vp10_model_rd_from_var_lapndz(sse - var, num_pels_log2_lookup[bsize],
- dc_quant >> 3, &rate, &dist);
- }
-#else
- vp10_model_rd_from_var_lapndz(sse - var, num_pels_log2_lookup[bsize],
- dc_quant >> 3, &rate, &dist);
-#endif // CONFIG_VP9_HIGHBITDEPTH
- }
-
- if (!skip_dc) {
- *out_rate_sum = rate >> 1;
- *out_dist_sum = dist << 3;
- } else {
- *out_rate_sum = 0;
- *out_dist_sum = (sse - var) << 4;
- }
-
-#if CONFIG_VP9_HIGHBITDEPTH
- if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
- vp10_model_rd_from_var_lapndz(var, num_pels_log2_lookup[bsize],
- ac_quant >> (xd->bd - 5), &rate, &dist);
- } else {
- vp10_model_rd_from_var_lapndz(var, num_pels_log2_lookup[bsize],
- ac_quant >> 3, &rate, &dist);
- }
-#else
- vp10_model_rd_from_var_lapndz(var, num_pels_log2_lookup[bsize],
- ac_quant >> 3, &rate, &dist);
-#endif // CONFIG_VP9_HIGHBITDEPTH
-
- *out_rate_sum += rate;
- *out_dist_sum += dist << 4;
-}
-
-static void model_rd_for_sb_y(VP10_COMP *cpi, BLOCK_SIZE bsize,
- MACROBLOCK *x, MACROBLOCKD *xd,
- int *out_rate_sum, int64_t *out_dist_sum,
- unsigned int *var_y, unsigned int *sse_y) {
- // Note our transform coeffs are 8 times an orthogonal transform.
- // Hence quantizer step is also 8 times. To get effective quantizer
- // we need to divide by 8 before sending to modeling function.
- unsigned int sse;
- int rate;
- int64_t dist;
- struct macroblock_plane *const p = &x->plane[0];
- struct macroblockd_plane *const pd = &xd->plane[0];
- const int64_t dc_thr = p->quant_thred[0] >> 6;
- const int64_t ac_thr = p->quant_thred[1] >> 6;
- const uint32_t dc_quant = pd->dequant[0];
- const uint32_t ac_quant = pd->dequant[1];
- unsigned int var = cpi->fn_ptr[bsize].vf(p->src.buf, p->src.stride,
- pd->dst.buf, pd->dst.stride, &sse);
- int skip_dc = 0;
-
- *var_y = var;
- *sse_y = sse;
-
- if (cpi->common.tx_mode == TX_MODE_SELECT) {
- if (sse > (var << 2))
- xd->mi[0]->mbmi.tx_size =
- MIN(max_txsize_lookup[bsize],
- tx_mode_to_biggest_tx_size[cpi->common.tx_mode]);
- else
- xd->mi[0]->mbmi.tx_size = TX_8X8;
-
- if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ &&
- cyclic_refresh_segment_id_boosted(xd->mi[0]->mbmi.segment_id))
- xd->mi[0]->mbmi.tx_size = TX_8X8;
- else if (xd->mi[0]->mbmi.tx_size > TX_16X16)
- xd->mi[0]->mbmi.tx_size = TX_16X16;
- } else {
- xd->mi[0]->mbmi.tx_size =
- MIN(max_txsize_lookup[bsize],
- tx_mode_to_biggest_tx_size[cpi->common.tx_mode]);
- }
-
- // Evaluate if the partition block is a skippable block in Y plane.
- {
- const BLOCK_SIZE unit_size =
- txsize_to_bsize[xd->mi[0]->mbmi.tx_size];
- const unsigned int num_blk_log2 =
- (b_width_log2_lookup[bsize] - b_width_log2_lookup[unit_size]) +
- (b_height_log2_lookup[bsize] - b_height_log2_lookup[unit_size]);
- const unsigned int sse_tx = sse >> num_blk_log2;
- const unsigned int var_tx = var >> num_blk_log2;
-
- x->skip_txfm[0] = SKIP_TXFM_NONE;
- // Check if all ac coefficients can be quantized to zero.
- if (var_tx < ac_thr || var == 0) {
- x->skip_txfm[0] = SKIP_TXFM_AC_ONLY;
- // Check if dc coefficient can be quantized to zero.
- if (sse_tx - var_tx < dc_thr || sse == var)
- x->skip_txfm[0] = SKIP_TXFM_AC_DC;
- } else {
- if (sse_tx - var_tx < dc_thr || sse == var)
- skip_dc = 1;
- }
- }
-
- if (x->skip_txfm[0] == SKIP_TXFM_AC_DC) {
- *out_rate_sum = 0;
- *out_dist_sum = sse << 4;
- return;
- }
-
- if (!skip_dc) {
-#if CONFIG_VP9_HIGHBITDEPTH
- if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
- vp10_model_rd_from_var_lapndz(sse - var, num_pels_log2_lookup[bsize],
- dc_quant >> (xd->bd - 5), &rate, &dist);
- } else {
- vp10_model_rd_from_var_lapndz(sse - var, num_pels_log2_lookup[bsize],
- dc_quant >> 3, &rate, &dist);
- }
-#else
- vp10_model_rd_from_var_lapndz(sse - var, num_pels_log2_lookup[bsize],
- dc_quant >> 3, &rate, &dist);
-#endif // CONFIG_VP9_HIGHBITDEPTH
- }
-
- if (!skip_dc) {
- *out_rate_sum = rate >> 1;
- *out_dist_sum = dist << 3;
- } else {
- *out_rate_sum = 0;
- *out_dist_sum = (sse - var) << 4;
- }
-
-#if CONFIG_VP9_HIGHBITDEPTH
- if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
- vp10_model_rd_from_var_lapndz(var, num_pels_log2_lookup[bsize],
- ac_quant >> (xd->bd - 5), &rate, &dist);
- } else {
- vp10_model_rd_from_var_lapndz(var, num_pels_log2_lookup[bsize],
- ac_quant >> 3, &rate, &dist);
- }
-#else
- vp10_model_rd_from_var_lapndz(var, num_pels_log2_lookup[bsize],
- ac_quant >> 3, &rate, &dist);
-#endif // CONFIG_VP9_HIGHBITDEPTH
-
- *out_rate_sum += rate;
- *out_dist_sum += dist << 4;
-}
-
-#if CONFIG_VP9_HIGHBITDEPTH
-static void block_yrd(VP10_COMP *cpi, MACROBLOCK *x, int *rate, int64_t *dist,
- int *skippable, int64_t *sse, int plane,
- BLOCK_SIZE bsize, TX_SIZE tx_size) {
- MACROBLOCKD *xd = &x->e_mbd;
- unsigned int var_y, sse_y;
- (void)plane;
- (void)tx_size;
- model_rd_for_sb_y(cpi, bsize, x, xd, rate, dist, &var_y, &sse_y);
- *sse = INT_MAX;
- *skippable = 0;
- return;
-}
-#else
-static void block_yrd(VP10_COMP *cpi, MACROBLOCK *x, int *rate, int64_t *dist,
- int *skippable, int64_t *sse, int plane,
- BLOCK_SIZE bsize, TX_SIZE tx_size) {
- MACROBLOCKD *xd = &x->e_mbd;
- const struct macroblockd_plane *pd = &xd->plane[plane];
- const struct macroblock_plane *const p = &x->plane[plane];
- const int num_4x4_w = num_4x4_blocks_wide_lookup[bsize];
- const int num_4x4_h = num_4x4_blocks_high_lookup[bsize];
- const int step = 1 << (tx_size << 1);
- const int block_step = (1 << tx_size);
- int block = 0, r, c;
- int shift = tx_size == TX_32X32 ? 0 : 2;
- const int max_blocks_wide = num_4x4_w + (xd->mb_to_right_edge >= 0 ? 0 :
- xd->mb_to_right_edge >> (5 + pd->subsampling_x));
- const int max_blocks_high = num_4x4_h + (xd->mb_to_bottom_edge >= 0 ? 0 :
- xd->mb_to_bottom_edge >> (5 + pd->subsampling_y));
- int eob_cost = 0;
-
- (void)cpi;
- vp10_subtract_plane(x, bsize, plane);
- *skippable = 1;
- // Keep track of the row and column of the blocks we use so that we know
- // if we are in the unrestricted motion border.
- for (r = 0; r < max_blocks_high; r += block_step) {
- for (c = 0; c < num_4x4_w; c += block_step) {
- if (c < max_blocks_wide) {
- PLANE_TYPE plane_type = (plane == 0) ? PLANE_TYPE_Y : PLANE_TYPE_UV;
- TX_TYPE tx_type = get_tx_type(plane_type, xd, block);
- const scan_order *const scan_order = get_scan(tx_size, tx_type);
- tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
- tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
- tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
- uint16_t *const eob = &p->eobs[block];
- const int diff_stride = 4 * num_4x4_blocks_wide_lookup[bsize];
- const int16_t *src_diff;
- src_diff = &p->src_diff[(r * diff_stride + c) << 2];
-
- switch (tx_size) {
- case TX_32X32:
- vpx_fdct32x32_rd(src_diff, coeff, diff_stride);
- vp10_quantize_fp_32x32(coeff, 1024, x->skip_block, p->zbin,
- p->round_fp, p->quant_fp, p->quant_shift,
- qcoeff, dqcoeff, pd->dequant, eob,
- scan_order->scan, scan_order->iscan);
- break;
- case TX_16X16:
- vp10_hadamard_16x16(src_diff, diff_stride, (int16_t *)coeff);
- vp10_quantize_fp(coeff, 256, x->skip_block, p->zbin, p->round_fp,
- p->quant_fp, p->quant_shift, qcoeff, dqcoeff,
- pd->dequant, eob,
- scan_order->scan, scan_order->iscan);
- break;
- case TX_8X8:
- vp10_hadamard_8x8(src_diff, diff_stride, (int16_t *)coeff);
- vp10_quantize_fp(coeff, 64, x->skip_block, p->zbin, p->round_fp,
- p->quant_fp, p->quant_shift, qcoeff, dqcoeff,
- pd->dequant, eob,
- scan_order->scan, scan_order->iscan);
- break;
- case TX_4X4:
- x->fwd_txm4x4(src_diff, coeff, diff_stride);
- vp10_quantize_fp(coeff, 16, x->skip_block, p->zbin, p->round_fp,
- p->quant_fp, p->quant_shift, qcoeff, dqcoeff,
- pd->dequant, eob,
- scan_order->scan, scan_order->iscan);
- break;
- default:
- assert(0);
- break;
- }
- *skippable &= (*eob == 0);
- eob_cost += 1;
- }
- block += step;
- }
- }
-
- if (*skippable && *sse < INT64_MAX) {
- *rate = 0;
- *dist = (*sse << 6) >> shift;
- *sse = *dist;
- return;
- }
-
- block = 0;
- *rate = 0;
- *dist = 0;
- if (*sse < INT64_MAX)
- *sse = (*sse << 6) >> shift;
- for (r = 0; r < max_blocks_high; r += block_step) {
- for (c = 0; c < num_4x4_w; c += block_step) {
- if (c < max_blocks_wide) {
- tran_low_t *const coeff = BLOCK_OFFSET(p->coeff, block);
- tran_low_t *const qcoeff = BLOCK_OFFSET(p->qcoeff, block);
- tran_low_t *const dqcoeff = BLOCK_OFFSET(pd->dqcoeff, block);
- uint16_t *const eob = &p->eobs[block];
-
- if (*eob == 1)
- *rate += (int)abs(qcoeff[0]);
- else if (*eob > 1)
- *rate += (int)vp10_satd((const int16_t *)qcoeff, step << 4);
-
- *dist += vp10_block_error_fp(coeff, dqcoeff, step << 4) >> shift;
- }
- block += step;
- }
- }
-
- if (*skippable == 0) {
- *rate <<= 10;
- *rate += (eob_cost << 8);
- }
-}
-#endif
-
-static void model_rd_for_sb_uv(VP10_COMP *cpi, BLOCK_SIZE bsize,
- MACROBLOCK *x, MACROBLOCKD *xd,
- int *out_rate_sum, int64_t *out_dist_sum,
- unsigned int *var_y, unsigned int *sse_y) {
- // Note our transform coeffs are 8 times an orthogonal transform.
- // Hence quantizer step is also 8 times. To get effective quantizer
- // we need to divide by 8 before sending to modeling function.
- unsigned int sse;
- int rate;
- int64_t dist;
- int i;
-
- *out_rate_sum = 0;
- *out_dist_sum = 0;
-
- for (i = 1; i <= 2; ++i) {
- struct macroblock_plane *const p = &x->plane[i];
- struct macroblockd_plane *const pd = &xd->plane[i];
- const uint32_t dc_quant = pd->dequant[0];
- const uint32_t ac_quant = pd->dequant[1];
- const BLOCK_SIZE bs = get_plane_block_size(bsize, pd);
- unsigned int var;
-
- if (!x->color_sensitivity[i - 1])
- continue;
-
- var = cpi->fn_ptr[bs].vf(p->src.buf, p->src.stride,
- pd->dst.buf, pd->dst.stride, &sse);
- *var_y += var;
- *sse_y += sse;
-
- #if CONFIG_VP9_HIGHBITDEPTH
- if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
- vp10_model_rd_from_var_lapndz(sse - var, num_pels_log2_lookup[bs],
- dc_quant >> (xd->bd - 5), &rate, &dist);
- } else {
- vp10_model_rd_from_var_lapndz(sse - var, num_pels_log2_lookup[bs],
- dc_quant >> 3, &rate, &dist);
- }
- #else
- vp10_model_rd_from_var_lapndz(sse - var, num_pels_log2_lookup[bs],
- dc_quant >> 3, &rate, &dist);
- #endif // CONFIG_VP9_HIGHBITDEPTH
-
- *out_rate_sum += rate >> 1;
- *out_dist_sum += dist << 3;
-
- #if CONFIG_VP9_HIGHBITDEPTH
- if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
- vp10_model_rd_from_var_lapndz(var, num_pels_log2_lookup[bs],
- ac_quant >> (xd->bd - 5), &rate, &dist);
- } else {
- vp10_model_rd_from_var_lapndz(var, num_pels_log2_lookup[bs],
- ac_quant >> 3, &rate, &dist);
- }
- #else
- vp10_model_rd_from_var_lapndz(var, num_pels_log2_lookup[bs],
- ac_quant >> 3, &rate, &dist);
- #endif // CONFIG_VP9_HIGHBITDEPTH
-
- *out_rate_sum += rate;
- *out_dist_sum += dist << 4;
- }
-}
-
-static int get_pred_buffer(PRED_BUFFER *p, int len) {
- int i;
-
- for (i = 0; i < len; i++) {
- if (!p[i].in_use) {
- p[i].in_use = 1;
- return i;
- }
- }
- return -1;
-}
-
-static void free_pred_buffer(PRED_BUFFER *p) {
- if (p != NULL)
- p->in_use = 0;
-}
-
-static void encode_breakout_test(VP10_COMP *cpi, MACROBLOCK *x,
- BLOCK_SIZE bsize, int mi_row, int mi_col,
- MV_REFERENCE_FRAME ref_frame,
- PREDICTION_MODE this_mode,
- unsigned int var_y, unsigned int sse_y,
- struct buf_2d yv12_mb[][MAX_MB_PLANE],
- int *rate, int64_t *dist) {
- MACROBLOCKD *xd = &x->e_mbd;
-
- const BLOCK_SIZE uv_size = get_plane_block_size(bsize, &xd->plane[1]);
- unsigned int var = var_y, sse = sse_y;
- // Skipping threshold for ac.
- unsigned int thresh_ac;
- // Skipping threshold for dc.
- unsigned int thresh_dc;
- if (x->encode_breakout > 0) {
- // Set a maximum for threshold to avoid big PSNR loss in low bit rate
- // case. Use extreme low threshold for static frames to limit
- // skipping.
- const unsigned int max_thresh = 36000;
- // The encode_breakout input
- const unsigned int min_thresh =
- MIN(((unsigned int)x->encode_breakout << 4), max_thresh);
-#if CONFIG_VP9_HIGHBITDEPTH
- const int shift = (xd->bd << 1) - 16;
-#endif
-
- // Calculate threshold according to dequant value.
- thresh_ac = (xd->plane[0].dequant[1] * xd->plane[0].dequant[1]) >> 3;
-#if CONFIG_VP9_HIGHBITDEPTH
- if ((xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) && shift > 0) {
- thresh_ac = ROUND_POWER_OF_TWO(thresh_ac, shift);
- }
-#endif // CONFIG_VP9_HIGHBITDEPTH
- thresh_ac = clamp(thresh_ac, min_thresh, max_thresh);
-
- // Adjust ac threshold according to partition size.
- thresh_ac >>=
- 8 - (b_width_log2_lookup[bsize] + b_height_log2_lookup[bsize]);
-
- thresh_dc = (xd->plane[0].dequant[0] * xd->plane[0].dequant[0] >> 6);
-#if CONFIG_VP9_HIGHBITDEPTH
- if ((xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) && shift > 0) {
- thresh_dc = ROUND_POWER_OF_TWO(thresh_dc, shift);
- }
-#endif // CONFIG_VP9_HIGHBITDEPTH
- } else {
- thresh_ac = 0;
- thresh_dc = 0;
- }
-
- // Y skipping condition checking for ac and dc.
- if (var <= thresh_ac && (sse - var) <= thresh_dc) {
- unsigned int sse_u, sse_v;
- unsigned int var_u, var_v;
-
- // Skip UV prediction unless breakout is zero (lossless) to save
- // computation with low impact on the result
- if (x->encode_breakout == 0) {
- xd->plane[1].pre[0] = yv12_mb[ref_frame][1];
- xd->plane[2].pre[0] = yv12_mb[ref_frame][2];
- vp10_build_inter_predictors_sbuv(xd, mi_row, mi_col, bsize);
- }
-
- var_u = cpi->fn_ptr[uv_size].vf(x->plane[1].src.buf,
- x->plane[1].src.stride,
- xd->plane[1].dst.buf,
- xd->plane[1].dst.stride, &sse_u);
-
- // U skipping condition checking
- if (((var_u << 2) <= thresh_ac) && (sse_u - var_u <= thresh_dc)) {
- var_v = cpi->fn_ptr[uv_size].vf(x->plane[2].src.buf,
- x->plane[2].src.stride,
- xd->plane[2].dst.buf,
- xd->plane[2].dst.stride, &sse_v);
-
- // V skipping condition checking
- if (((var_v << 2) <= thresh_ac) && (sse_v - var_v <= thresh_dc)) {
- x->skip = 1;
-
- // The cost of skip bit needs to be added.
- *rate = cpi->inter_mode_cost[x->mbmi_ext->mode_context[ref_frame]]
- [INTER_OFFSET(this_mode)];
-
- // More on this part of rate
- // rate += vp10_cost_bit(vp10_get_skip_prob(cm, xd), 1);
-
- // Scaling factor for SSE from spatial domain to frequency
- // domain is 16. Adjust distortion accordingly.
- // TODO(yunqingwang): In this function, only y-plane dist is
- // calculated.
- *dist = (sse << 4); // + ((sse_u + sse_v) << 4);
-
- // *disable_skip = 1;
- }
- }
- }
-}
-
-struct estimate_block_intra_args {
- VP10_COMP *cpi;
- MACROBLOCK *x;
- PREDICTION_MODE mode;
- int rate;
- int64_t dist;
-};
-
-static void estimate_block_intra(int plane, int block, BLOCK_SIZE plane_bsize,
- TX_SIZE tx_size, void *arg) {
- struct estimate_block_intra_args* const args = arg;
- VP10_COMP *const cpi = args->cpi;
- MACROBLOCK *const x = args->x;
- MACROBLOCKD *const xd = &x->e_mbd;
- struct macroblock_plane *const p = &x->plane[0];
- struct macroblockd_plane *const pd = &xd->plane[0];
- const BLOCK_SIZE bsize_tx = txsize_to_bsize[tx_size];
- uint8_t *const src_buf_base = p->src.buf;
- uint8_t *const dst_buf_base = pd->dst.buf;
- const int src_stride = p->src.stride;
- const int dst_stride = pd->dst.stride;
- int i, j;
- int rate;
- int64_t dist;
- int64_t this_sse = INT64_MAX;
- int is_skippable;
-
- txfrm_block_to_raster_xy(plane_bsize, tx_size, block, &i, &j);
- assert(plane == 0);
- (void) plane;
-
- p->src.buf = &src_buf_base[4 * (j * src_stride + i)];
- pd->dst.buf = &dst_buf_base[4 * (j * dst_stride + i)];
- // Use source buffer as an approximation for the fully reconstructed buffer.
- vp10_predict_intra_block(xd, b_width_log2_lookup[plane_bsize],
- tx_size, args->mode,
- x->skip_encode ? p->src.buf : pd->dst.buf,
- x->skip_encode ? src_stride : dst_stride,
- pd->dst.buf, dst_stride,
- i, j, 0);
-
- // TODO(jingning): This needs further refactoring.
- block_yrd(cpi, x, &rate, &dist, &is_skippable, &this_sse, 0,
- bsize_tx, MIN(tx_size, TX_16X16));
- x->skip_txfm[0] = is_skippable;
- rate += vp10_cost_bit(vp10_get_skip_prob(&cpi->common, xd), is_skippable);
-
- p->src.buf = src_buf_base;
- pd->dst.buf = dst_buf_base;
- args->rate += rate;
- args->dist += dist;
-}
-
-static const THR_MODES mode_idx[MAX_REF_FRAMES - 1][4] = {
- {THR_DC, THR_V_PRED, THR_H_PRED, THR_TM},
- {THR_NEARESTMV, THR_NEARMV, THR_ZEROMV, THR_NEWMV},
- {THR_NEARESTG, THR_NEARG, THR_ZEROG, THR_NEWG},
-};
-
-static const PREDICTION_MODE intra_mode_list[] = {
- DC_PRED, V_PRED, H_PRED, TM_PRED
-};
-
-static int mode_offset(const PREDICTION_MODE mode) {
- if (mode >= NEARESTMV) {
- return INTER_OFFSET(mode);
- } else {
- switch (mode) {
- case DC_PRED:
- return 0;
- case V_PRED:
- return 1;
- case H_PRED:
- return 2;
- case TM_PRED:
- return 3;
- default:
- return -1;
- }
- }
-}
-
-static INLINE void update_thresh_freq_fact(VP10_COMP *cpi,
- TileDataEnc *tile_data,
- BLOCK_SIZE bsize,
- MV_REFERENCE_FRAME ref_frame,
- THR_MODES best_mode_idx,
- PREDICTION_MODE mode) {
- THR_MODES thr_mode_idx = mode_idx[ref_frame][mode_offset(mode)];
- int *freq_fact = &tile_data->thresh_freq_fact[bsize][thr_mode_idx];
- if (thr_mode_idx == best_mode_idx)
- *freq_fact -= (*freq_fact >> 4);
- else
- *freq_fact = MIN(*freq_fact + RD_THRESH_INC,
- cpi->sf.adaptive_rd_thresh * RD_THRESH_MAX_FACT);
-}
-
-void vp10_pick_intra_mode(VP10_COMP *cpi, MACROBLOCK *x, RD_COST *rd_cost,
- BLOCK_SIZE bsize, PICK_MODE_CONTEXT *ctx) {
- MACROBLOCKD *const xd = &x->e_mbd;
- MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
- RD_COST this_rdc, best_rdc;
- PREDICTION_MODE this_mode;
- struct estimate_block_intra_args args = { cpi, x, DC_PRED, 0, 0 };
- const TX_SIZE intra_tx_size =
- MIN(max_txsize_lookup[bsize],
- tx_mode_to_biggest_tx_size[cpi->common.tx_mode]);
- MODE_INFO *const mic = xd->mi[0];
- int *bmode_costs;
- const MODE_INFO *above_mi = xd->mi[-xd->mi_stride];
- const MODE_INFO *left_mi = xd->left_available ? xd->mi[-1] : NULL;
- const PREDICTION_MODE A = vp10_above_block_mode(mic, above_mi, 0);
- const PREDICTION_MODE L = vp10_left_block_mode(mic, left_mi, 0);
- bmode_costs = cpi->y_mode_costs[A][L];
-
- (void) ctx;
- vp10_rd_cost_reset(&best_rdc);
- vp10_rd_cost_reset(&this_rdc);
-
- mbmi->ref_frame[0] = INTRA_FRAME;
- mbmi->mv[0].as_int = INVALID_MV;
- mbmi->uv_mode = DC_PRED;
- memset(x->skip_txfm, 0, sizeof(x->skip_txfm));
-
- // Change the limit of this loop to add other intra prediction
- // mode tests.
- for (this_mode = DC_PRED; this_mode <= H_PRED; ++this_mode) {
- args.mode = this_mode;
- args.rate = 0;
- args.dist = 0;
- mbmi->tx_size = intra_tx_size;
- vp10_foreach_transformed_block_in_plane(xd, bsize, 0,
- estimate_block_intra, &args);
- this_rdc.rate = args.rate;
- this_rdc.dist = args.dist;
- this_rdc.rate += bmode_costs[this_mode];
- this_rdc.rdcost = RDCOST(x->rdmult, x->rddiv,
- this_rdc.rate, this_rdc.dist);
-
- if (this_rdc.rdcost < best_rdc.rdcost) {
- best_rdc = this_rdc;
- mbmi->mode = this_mode;
- }
- }
-
- *rd_cost = best_rdc;
-}
-
-static void init_ref_frame_cost(VP10_COMMON *const cm,
- MACROBLOCKD *const xd,
- int ref_frame_cost[MAX_REF_FRAMES]) {
- vpx_prob intra_inter_p = vp10_get_intra_inter_prob(cm, xd);
- vpx_prob ref_single_p1 = vp10_get_pred_prob_single_ref_p1(cm, xd);
- vpx_prob ref_single_p2 = vp10_get_pred_prob_single_ref_p2(cm, xd);
-
- ref_frame_cost[INTRA_FRAME] = vp10_cost_bit(intra_inter_p, 0);
- ref_frame_cost[LAST_FRAME] = ref_frame_cost[GOLDEN_FRAME] =
- ref_frame_cost[ALTREF_FRAME] = vp10_cost_bit(intra_inter_p, 1);
-
- ref_frame_cost[LAST_FRAME] += vp10_cost_bit(ref_single_p1, 0);
- ref_frame_cost[GOLDEN_FRAME] += vp10_cost_bit(ref_single_p1, 1);
- ref_frame_cost[ALTREF_FRAME] += vp10_cost_bit(ref_single_p1, 1);
- ref_frame_cost[GOLDEN_FRAME] += vp10_cost_bit(ref_single_p2, 0);
- ref_frame_cost[ALTREF_FRAME] += vp10_cost_bit(ref_single_p2, 1);
-}
-
-typedef struct {
- MV_REFERENCE_FRAME ref_frame;
- PREDICTION_MODE pred_mode;
-} REF_MODE;
-
-#define RT_INTER_MODES 8
-static const REF_MODE ref_mode_set[RT_INTER_MODES] = {
- {LAST_FRAME, ZEROMV},
- {LAST_FRAME, NEARESTMV},
- {GOLDEN_FRAME, ZEROMV},
- {LAST_FRAME, NEARMV},
- {LAST_FRAME, NEWMV},
- {GOLDEN_FRAME, NEARESTMV},
- {GOLDEN_FRAME, NEARMV},
- {GOLDEN_FRAME, NEWMV}
-};
-
-// TODO(jingning) placeholder for inter-frame non-RD mode decision.
-// this needs various further optimizations. to be continued..
-void vp10_pick_inter_mode(VP10_COMP *cpi, MACROBLOCK *x,
- TileDataEnc *tile_data,
- int mi_row, int mi_col, RD_COST *rd_cost,
- BLOCK_SIZE bsize, PICK_MODE_CONTEXT *ctx) {
- VP10_COMMON *const cm = &cpi->common;
- SPEED_FEATURES *const sf = &cpi->sf;
- TileInfo *const tile_info = &tile_data->tile_info;
- MACROBLOCKD *const xd = &x->e_mbd;
- MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
- struct macroblockd_plane *const pd = &xd->plane[0];
- PREDICTION_MODE best_mode = ZEROMV;
- MV_REFERENCE_FRAME ref_frame, best_ref_frame = LAST_FRAME;
- MV_REFERENCE_FRAME usable_ref_frame;
- TX_SIZE best_tx_size = TX_SIZES;
- INTERP_FILTER best_pred_filter = EIGHTTAP;
- int_mv frame_mv[MB_MODE_COUNT][MAX_REF_FRAMES];
- struct buf_2d yv12_mb[4][MAX_MB_PLANE];
- static const int flag_list[4] = { 0, VP9_LAST_FLAG, VP9_GOLD_FLAG,
- VP9_ALT_FLAG };
- RD_COST this_rdc, best_rdc;
- uint8_t skip_txfm = SKIP_TXFM_NONE, best_mode_skip_txfm = SKIP_TXFM_NONE;
- // var_y and sse_y are saved to be used in skipping checking
- unsigned int var_y = UINT_MAX;
- unsigned int sse_y = UINT_MAX;
- // Reduce the intra cost penalty for small blocks (<=16x16).
- const int reduction_fac = (bsize <= BLOCK_16X16) ?
- ((bsize <= BLOCK_8X8) ? 4 : 2) : 0;
- const int intra_cost_penalty = vp10_get_intra_cost_penalty(
- cm->base_qindex, cm->y_dc_delta_q, cm->bit_depth) >> reduction_fac;
- const int64_t inter_mode_thresh = RDCOST(x->rdmult, x->rddiv,
- intra_cost_penalty, 0);
- const int *const rd_threshes = cpi->rd.threshes[mbmi->segment_id][bsize];
- const int *const rd_thresh_freq_fact = tile_data->thresh_freq_fact[bsize];
- INTERP_FILTER filter_ref;
- const int bsl = mi_width_log2_lookup[bsize];
- const int pred_filter_search = cm->interp_filter == SWITCHABLE ?
- (((mi_row + mi_col) >> bsl) +
- get_chessboard_index(cm->current_video_frame)) & 0x1 : 0;
- int const_motion[MAX_REF_FRAMES] = { 0 };
- const int bh = num_4x4_blocks_high_lookup[bsize] << 2;
- const int bw = num_4x4_blocks_wide_lookup[bsize] << 2;
- // For speed 6, the result of interp filter is reused later in actual encoding
- // process.
- // tmp[3] points to dst buffer, and the other 3 point to allocated buffers.
- PRED_BUFFER tmp[4];
- DECLARE_ALIGNED(16, uint8_t, pred_buf[3 * 64 * 64]);
-#if CONFIG_VP9_HIGHBITDEPTH
- DECLARE_ALIGNED(16, uint16_t, pred_buf_16[3 * 64 * 64]);
-#endif
- struct buf_2d orig_dst = pd->dst;
- PRED_BUFFER *best_pred = NULL;
- PRED_BUFFER *this_mode_pred = NULL;
- const int pixels_in_block = bh * bw;
- int reuse_inter_pred = cpi->sf.reuse_inter_pred_sby && ctx->pred_pixel_ready;
- int ref_frame_skip_mask = 0;
- int idx;
- int best_pred_sad = INT_MAX;
- int best_early_term = 0;
- int ref_frame_cost[MAX_REF_FRAMES];
-
- init_ref_frame_cost(cm, xd, ref_frame_cost);
-
- if (reuse_inter_pred) {
- int i;
- for (i = 0; i < 3; i++) {
-#if CONFIG_VP9_HIGHBITDEPTH
- if (cm->use_highbitdepth)
- tmp[i].data = CONVERT_TO_BYTEPTR(&pred_buf_16[pixels_in_block * i]);
- else
- tmp[i].data = &pred_buf[pixels_in_block * i];
-#else
- tmp[i].data = &pred_buf[pixels_in_block * i];
-#endif // CONFIG_VP9_HIGHBITDEPTH
- tmp[i].stride = bw;
- tmp[i].in_use = 0;
- }
- tmp[3].data = pd->dst.buf;
- tmp[3].stride = pd->dst.stride;
- tmp[3].in_use = 0;
- }
-
- x->skip_encode = cpi->sf.skip_encode_frame && x->q_index < QIDX_SKIP_THRESH;
- x->skip = 0;
-
- if (xd->up_available)
- filter_ref = xd->mi[-xd->mi_stride]->mbmi.interp_filter;
- else if (xd->left_available)
- filter_ref = xd->mi[-1]->mbmi.interp_filter;
- else
- filter_ref = cm->interp_filter;
-
- // initialize mode decisions
- vp10_rd_cost_reset(&best_rdc);
- vp10_rd_cost_reset(rd_cost);
- mbmi->sb_type = bsize;
- mbmi->ref_frame[0] = NONE;
- mbmi->ref_frame[1] = NONE;
- mbmi->tx_size = MIN(max_txsize_lookup[bsize],
- tx_mode_to_biggest_tx_size[cm->tx_mode]);
-
-#if CONFIG_VP9_TEMPORAL_DENOISING
- vp10_denoiser_reset_frame_stats(ctx);
-#endif
-
- if (cpi->rc.frames_since_golden == 0) {
- usable_ref_frame = LAST_FRAME;
- } else {
- usable_ref_frame = GOLDEN_FRAME;
- }
-
- for (ref_frame = LAST_FRAME; ref_frame <= usable_ref_frame; ++ref_frame) {
- const YV12_BUFFER_CONFIG *yv12 = get_ref_frame_buffer(cpi, ref_frame);
-
- x->pred_mv_sad[ref_frame] = INT_MAX;
- frame_mv[NEWMV][ref_frame].as_int = INVALID_MV;
- frame_mv[ZEROMV][ref_frame].as_int = 0;
-
- if ((cpi->ref_frame_flags & flag_list[ref_frame]) && (yv12 != NULL)) {
- int_mv *const candidates = x->mbmi_ext->ref_mvs[ref_frame];
- const struct scale_factors *const sf = &cm->frame_refs[ref_frame - 1].sf;
-
- vp10_setup_pred_block(xd, yv12_mb[ref_frame], yv12, mi_row, mi_col,
- sf, sf);
-
- if (cm->use_prev_frame_mvs)
- vp10_find_mv_refs(cm, xd, xd->mi[0], ref_frame,
- candidates, mi_row, mi_col, NULL, NULL,
- x->mbmi_ext->mode_context);
- else
- const_motion[ref_frame] = mv_refs_rt(cm, x, xd, tile_info,
- xd->mi[0],
- ref_frame, candidates,
- mi_row, mi_col);
-
- vp10_find_best_ref_mvs(xd, cm->allow_high_precision_mv, candidates,
- &frame_mv[NEARESTMV][ref_frame],
- &frame_mv[NEARMV][ref_frame]);
-
- if (!vp10_is_scaled(sf) && bsize >= BLOCK_8X8)
- vp10_mv_pred(cpi, x, yv12_mb[ref_frame][0].buf, yv12->y_stride,
- ref_frame, bsize);
- } else {
- ref_frame_skip_mask |= (1 << ref_frame);
- }
- }
-
- for (idx = 0; idx < RT_INTER_MODES; ++idx) {
- int rate_mv = 0;
- int mode_rd_thresh;
- int mode_index;
- int i;
- PREDICTION_MODE this_mode = ref_mode_set[idx].pred_mode;
- int64_t this_sse;
- int is_skippable;
- int this_early_term = 0;
-
- if (!(cpi->sf.inter_mode_mask[bsize] & (1 << this_mode)))
- continue;
-
- ref_frame = ref_mode_set[idx].ref_frame;
- if (!(cpi->ref_frame_flags & flag_list[ref_frame]))
- continue;
- if (const_motion[ref_frame] && this_mode == NEARMV)
- continue;
-
- i = (ref_frame == LAST_FRAME) ? GOLDEN_FRAME : LAST_FRAME;
- if ((cpi->ref_frame_flags & flag_list[i]) && sf->reference_masking)
- if (x->pred_mv_sad[ref_frame] > (x->pred_mv_sad[i] << 1))
- ref_frame_skip_mask |= (1 << ref_frame);
- if (ref_frame_skip_mask & (1 << ref_frame))
- continue;
-
- // Select prediction reference frames.
- for (i = 0; i < MAX_MB_PLANE; i++)
- xd->plane[i].pre[0] = yv12_mb[ref_frame][i];
-
- mbmi->ref_frame[0] = ref_frame;
- set_ref_ptrs(cm, xd, ref_frame, NONE);
-
- mode_index = mode_idx[ref_frame][INTER_OFFSET(this_mode)];
- mode_rd_thresh = best_mode_skip_txfm ?
- rd_threshes[mode_index] << 1 : rd_threshes[mode_index];
- if (rd_less_than_thresh(best_rdc.rdcost, mode_rd_thresh,
- rd_thresh_freq_fact[mode_index]))
- continue;
-
- if (this_mode == NEWMV) {
- if (ref_frame > LAST_FRAME) {
- int tmp_sad;
- int dis, cost_list[5];
-
- if (bsize < BLOCK_16X16)
- continue;
-
- tmp_sad = vp10_int_pro_motion_estimation(cpi, x, bsize, mi_row, mi_col);
-
- if (tmp_sad > x->pred_mv_sad[LAST_FRAME])
- continue;
- if (tmp_sad + (num_pels_log2_lookup[bsize] << 4) > best_pred_sad)
- continue;
-
- frame_mv[NEWMV][ref_frame].as_int = mbmi->mv[0].as_int;
- rate_mv = vp10_mv_bit_cost(&frame_mv[NEWMV][ref_frame].as_mv,
- &x->mbmi_ext->ref_mvs[ref_frame][0].as_mv,
- x->nmvjointcost, x->mvcost, MV_COST_WEIGHT);
- frame_mv[NEWMV][ref_frame].as_mv.row >>= 3;
- frame_mv[NEWMV][ref_frame].as_mv.col >>= 3;
-
- cpi->find_fractional_mv_step(x, &frame_mv[NEWMV][ref_frame].as_mv,
- &x->mbmi_ext->ref_mvs[ref_frame][0].as_mv,
- cpi->common.allow_high_precision_mv,
- x->errorperbit,
- &cpi->fn_ptr[bsize],
- cpi->sf.mv.subpel_force_stop,
- cpi->sf.mv.subpel_iters_per_step,
- cond_cost_list(cpi, cost_list),
- x->nmvjointcost, x->mvcost, &dis,
- &x->pred_sse[ref_frame], NULL, 0, 0);
- } else if (!combined_motion_search(cpi, x, bsize, mi_row, mi_col,
- &frame_mv[NEWMV][ref_frame], &rate_mv, best_rdc.rdcost)) {
- continue;
- }
- }
-
- if (this_mode == NEWMV && ref_frame == LAST_FRAME &&
- frame_mv[NEWMV][LAST_FRAME].as_int != INVALID_MV) {
- const int pre_stride = xd->plane[0].pre[0].stride;
- const uint8_t * const pre_buf = xd->plane[0].pre[0].buf +
- (frame_mv[NEWMV][LAST_FRAME].as_mv.row >> 3) * pre_stride +
- (frame_mv[NEWMV][LAST_FRAME].as_mv.col >> 3);
- best_pred_sad = cpi->fn_ptr[bsize].sdf(x->plane[0].src.buf,
- x->plane[0].src.stride,
- pre_buf, pre_stride);
- x->pred_mv_sad[LAST_FRAME] = best_pred_sad;
- }
-
- if (this_mode != NEARESTMV &&
- frame_mv[this_mode][ref_frame].as_int ==
- frame_mv[NEARESTMV][ref_frame].as_int)
- continue;
-
- mbmi->mode = this_mode;
- mbmi->mv[0].as_int = frame_mv[this_mode][ref_frame].as_int;
-
- // Search for the best prediction filter type, when the resulting
- // motion vector is at sub-pixel accuracy level for luma component, i.e.,
- // the last three bits are all zeros.
- if (reuse_inter_pred) {
- if (!this_mode_pred) {
- this_mode_pred = &tmp[3];
- } else {
- this_mode_pred = &tmp[get_pred_buffer(tmp, 3)];
- pd->dst.buf = this_mode_pred->data;
- pd->dst.stride = bw;
- }
- }
-
- if ((this_mode == NEWMV || filter_ref == SWITCHABLE) && pred_filter_search
- && (ref_frame == LAST_FRAME)
- && (((mbmi->mv[0].as_mv.row | mbmi->mv[0].as_mv.col) & 0x07) != 0)) {
- int pf_rate[3];
- int64_t pf_dist[3];
- unsigned int pf_var[3];
- unsigned int pf_sse[3];
- TX_SIZE pf_tx_size[3];
- int64_t best_cost = INT64_MAX;
- INTERP_FILTER best_filter = SWITCHABLE, filter;
- PRED_BUFFER *current_pred = this_mode_pred;
-
- for (filter = EIGHTTAP; filter <= EIGHTTAP_SMOOTH; ++filter) {
- int64_t cost;
- mbmi->interp_filter = filter;
- vp10_build_inter_predictors_sby(xd, mi_row, mi_col, bsize);
- model_rd_for_sb_y(cpi, bsize, x, xd, &pf_rate[filter], &pf_dist[filter],
- &pf_var[filter], &pf_sse[filter]);
- pf_rate[filter] += vp10_get_switchable_rate(cpi, xd);
- cost = RDCOST(x->rdmult, x->rddiv, pf_rate[filter], pf_dist[filter]);
- pf_tx_size[filter] = mbmi->tx_size;
- if (cost < best_cost) {
- best_filter = filter;
- best_cost = cost;
- skip_txfm = x->skip_txfm[0];
-
- if (reuse_inter_pred) {
- if (this_mode_pred != current_pred) {
- free_pred_buffer(this_mode_pred);
- this_mode_pred = current_pred;
- }
-
- if (filter < EIGHTTAP_SHARP) {
- current_pred = &tmp[get_pred_buffer(tmp, 3)];
- pd->dst.buf = current_pred->data;
- pd->dst.stride = bw;
- }
- }
- }
- }
-
- if (reuse_inter_pred && this_mode_pred != current_pred)
- free_pred_buffer(current_pred);
-
- mbmi->interp_filter = best_filter;
- mbmi->tx_size = pf_tx_size[best_filter];
- this_rdc.rate = pf_rate[best_filter];
- this_rdc.dist = pf_dist[best_filter];
- var_y = pf_var[best_filter];
- sse_y = pf_sse[best_filter];
- x->skip_txfm[0] = skip_txfm;
- if (reuse_inter_pred) {
- pd->dst.buf = this_mode_pred->data;
- pd->dst.stride = this_mode_pred->stride;
- }
- } else {
- mbmi->interp_filter = (filter_ref == SWITCHABLE) ? EIGHTTAP : filter_ref;
- vp10_build_inter_predictors_sby(xd, mi_row, mi_col, bsize);
-
- // For large partition blocks, extra testing is done.
- if (bsize > BLOCK_32X32 &&
- !cyclic_refresh_segment_id_boosted(xd->mi[0]->mbmi.segment_id) &&
- cm->base_qindex) {
- model_rd_for_sb_y_large(cpi, bsize, x, xd, &this_rdc.rate,
- &this_rdc.dist, &var_y, &sse_y, mi_row, mi_col,
- &this_early_term);
- } else {
- model_rd_for_sb_y(cpi, bsize, x, xd, &this_rdc.rate, &this_rdc.dist,
- &var_y, &sse_y);
- }
- }
-
- if (!this_early_term) {
- this_sse = (int64_t)sse_y;
- block_yrd(cpi, x, &this_rdc.rate, &this_rdc.dist, &is_skippable,
- &this_sse, 0, bsize, MIN(mbmi->tx_size, TX_16X16));
- x->skip_txfm[0] = is_skippable;
- if (is_skippable) {
- this_rdc.rate = vp10_cost_bit(vp10_get_skip_prob(cm, xd), 1);
- } else {
- if (RDCOST(x->rdmult, x->rddiv, this_rdc.rate, this_rdc.dist) <
- RDCOST(x->rdmult, x->rddiv, 0, this_sse)) {
- this_rdc.rate += vp10_cost_bit(vp10_get_skip_prob(cm, xd), 0);
- } else {
- this_rdc.rate = vp10_cost_bit(vp10_get_skip_prob(cm, xd), 1);
- this_rdc.dist = this_sse;
- x->skip_txfm[0] = SKIP_TXFM_AC_DC;
- }
- }
-
- if (cm->interp_filter == SWITCHABLE) {
- if ((mbmi->mv[0].as_mv.row | mbmi->mv[0].as_mv.col) & 0x07)
- this_rdc.rate += vp10_get_switchable_rate(cpi, xd);
- }
- } else {
- this_rdc.rate += cm->interp_filter == SWITCHABLE ?
- vp10_get_switchable_rate(cpi, xd) : 0;
- this_rdc.rate += vp10_cost_bit(vp10_get_skip_prob(cm, xd), 1);
- }
-
- if (x->color_sensitivity[0] || x->color_sensitivity[1]) {
- int uv_rate = 0;
- int64_t uv_dist = 0;
- if (x->color_sensitivity[0])
- vp10_build_inter_predictors_sbp(xd, mi_row, mi_col, bsize, 1);
- if (x->color_sensitivity[1])
- vp10_build_inter_predictors_sbp(xd, mi_row, mi_col, bsize, 2);
- model_rd_for_sb_uv(cpi, bsize, x, xd, &uv_rate, &uv_dist,
- &var_y, &sse_y);
- this_rdc.rate += uv_rate;
- this_rdc.dist += uv_dist;
- }
-
- this_rdc.rate += rate_mv;
- this_rdc.rate +=
- cpi->inter_mode_cost[x->mbmi_ext->mode_context[ref_frame]][INTER_OFFSET(
- this_mode)];
- this_rdc.rate += ref_frame_cost[ref_frame];
- this_rdc.rdcost = RDCOST(x->rdmult, x->rddiv, this_rdc.rate, this_rdc.dist);
-
- // Skipping checking: test to see if this block can be reconstructed by
- // prediction only.
- if (cpi->allow_encode_breakout) {
- encode_breakout_test(cpi, x, bsize, mi_row, mi_col, ref_frame, this_mode,
- var_y, sse_y, yv12_mb, &this_rdc.rate,
- &this_rdc.dist);
- if (x->skip) {
- this_rdc.rate += rate_mv;
- this_rdc.rdcost = RDCOST(x->rdmult, x->rddiv, this_rdc.rate,
- this_rdc.dist);
- }
- }
-
-#if CONFIG_VP9_TEMPORAL_DENOISING
- if (cpi->oxcf.noise_sensitivity > 0)
- vp10_denoiser_update_frame_stats(mbmi, sse_y, this_mode, ctx);
-#else
- (void)ctx;
-#endif
-
- if (this_rdc.rdcost < best_rdc.rdcost || x->skip) {
- best_rdc = this_rdc;
- best_mode = this_mode;
- best_pred_filter = mbmi->interp_filter;
- best_tx_size = mbmi->tx_size;
- best_ref_frame = ref_frame;
- best_mode_skip_txfm = x->skip_txfm[0];
- best_early_term = this_early_term;
-
- if (reuse_inter_pred) {
- free_pred_buffer(best_pred);
- best_pred = this_mode_pred;
- }
- } else {
- if (reuse_inter_pred)
- free_pred_buffer(this_mode_pred);
- }
-
- if (x->skip)
- break;
-
- // If early termination flag is 1 and at least 2 modes are checked,
- // the mode search is terminated.
- if (best_early_term && idx > 0) {
- x->skip = 1;
- break;
- }
- }
-
- mbmi->mode = best_mode;
- mbmi->interp_filter = best_pred_filter;
- mbmi->tx_size = best_tx_size;
- mbmi->ref_frame[0] = best_ref_frame;
- mbmi->mv[0].as_int = frame_mv[best_mode][best_ref_frame].as_int;
- xd->mi[0]->bmi[0].as_mv[0].as_int = mbmi->mv[0].as_int;
- x->skip_txfm[0] = best_mode_skip_txfm;
-
- // Perform intra prediction search, if the best SAD is above a certain
- // threshold.
- if (best_rdc.rdcost == INT64_MAX ||
- (!x->skip && best_rdc.rdcost > inter_mode_thresh &&
- bsize <= cpi->sf.max_intra_bsize)) {
- struct estimate_block_intra_args args = { cpi, x, DC_PRED, 0, 0 };
- const TX_SIZE intra_tx_size =
- MIN(max_txsize_lookup[bsize],
- tx_mode_to_biggest_tx_size[cpi->common.tx_mode]);
- int i;
- TX_SIZE best_intra_tx_size = TX_SIZES;
-
- if (reuse_inter_pred && best_pred != NULL) {
- if (best_pred->data == orig_dst.buf) {
- this_mode_pred = &tmp[get_pred_buffer(tmp, 3)];
-#if CONFIG_VP9_HIGHBITDEPTH
- if (cm->use_highbitdepth)
- vpx_highbd_convolve_copy(best_pred->data, best_pred->stride,
- this_mode_pred->data, this_mode_pred->stride,
- NULL, 0, NULL, 0, bw, bh, xd->bd);
- else
- vpx_convolve_copy(best_pred->data, best_pred->stride,
- this_mode_pred->data, this_mode_pred->stride,
- NULL, 0, NULL, 0, bw, bh);
-#else
- vpx_convolve_copy(best_pred->data, best_pred->stride,
- this_mode_pred->data, this_mode_pred->stride,
- NULL, 0, NULL, 0, bw, bh);
-#endif // CONFIG_VP9_HIGHBITDEPTH
- best_pred = this_mode_pred;
- }
- }
- pd->dst = orig_dst;
-
- for (i = 0; i < 4; ++i) {
- const PREDICTION_MODE this_mode = intra_mode_list[i];
- THR_MODES mode_index = mode_idx[INTRA_FRAME][mode_offset(this_mode)];
- int mode_rd_thresh = rd_threshes[mode_index];
-
- if (!((1 << this_mode) & cpi->sf.intra_y_mode_bsize_mask[bsize]))
- continue;
-
- if (rd_less_than_thresh(best_rdc.rdcost, mode_rd_thresh,
- rd_thresh_freq_fact[mode_index]))
- continue;
-
- mbmi->mode = this_mode;
- mbmi->ref_frame[0] = INTRA_FRAME;
- args.mode = this_mode;
- args.rate = 0;
- args.dist = 0;
- mbmi->tx_size = intra_tx_size;
- vp10_foreach_transformed_block_in_plane(xd, bsize, 0,
- estimate_block_intra, &args);
- this_rdc.rate = args.rate;
- this_rdc.dist = args.dist;
- this_rdc.rate += cpi->mbmode_cost[this_mode];
- this_rdc.rate += ref_frame_cost[INTRA_FRAME];
- this_rdc.rate += intra_cost_penalty;
- this_rdc.rdcost = RDCOST(x->rdmult, x->rddiv,
- this_rdc.rate, this_rdc.dist);
-
- if (this_rdc.rdcost < best_rdc.rdcost) {
- best_rdc = this_rdc;
- best_mode = this_mode;
- best_intra_tx_size = mbmi->tx_size;
- best_ref_frame = INTRA_FRAME;
- mbmi->uv_mode = this_mode;
- mbmi->mv[0].as_int = INVALID_MV;
- best_mode_skip_txfm = x->skip_txfm[0];
- }
- }
-
- // Reset mb_mode_info to the best inter mode.
- if (best_ref_frame != INTRA_FRAME) {
- mbmi->tx_size = best_tx_size;
- } else {
- mbmi->tx_size = best_intra_tx_size;
- }
- }
-
- pd->dst = orig_dst;
- mbmi->mode = best_mode;
- mbmi->ref_frame[0] = best_ref_frame;
- x->skip_txfm[0] = best_mode_skip_txfm;
-
- if (reuse_inter_pred && best_pred != NULL) {
- if (best_pred->data != orig_dst.buf && is_inter_mode(mbmi->mode)) {
-#if CONFIG_VP9_HIGHBITDEPTH
- if (cm->use_highbitdepth)
- vpx_highbd_convolve_copy(best_pred->data, best_pred->stride,
- pd->dst.buf, pd->dst.stride, NULL, 0,
- NULL, 0, bw, bh, xd->bd);
- else
- vpx_convolve_copy(best_pred->data, best_pred->stride,
- pd->dst.buf, pd->dst.stride, NULL, 0,
- NULL, 0, bw, bh);
-#else
- vpx_convolve_copy(best_pred->data, best_pred->stride,
- pd->dst.buf, pd->dst.stride, NULL, 0,
- NULL, 0, bw, bh);
-#endif // CONFIG_VP9_HIGHBITDEPTH
- }
- }
-
- if (cpi->sf.adaptive_rd_thresh) {
- THR_MODES best_mode_idx = mode_idx[best_ref_frame][mode_offset(mbmi->mode)];
-
- if (best_ref_frame == INTRA_FRAME) {
- // Only consider the modes that are included in the intra_mode_list.
- int intra_modes = sizeof(intra_mode_list)/sizeof(PREDICTION_MODE);
- int i;
-
- // TODO(yunqingwang): Check intra mode mask and only update freq_fact
- // for those valid modes.
- for (i = 0; i < intra_modes; i++) {
- update_thresh_freq_fact(cpi, tile_data, bsize, INTRA_FRAME,
- best_mode_idx, intra_mode_list[i]);
- }
- } else {
- for (ref_frame = LAST_FRAME; ref_frame <= GOLDEN_FRAME; ++ref_frame) {
- PREDICTION_MODE this_mode;
- if (best_ref_frame != ref_frame) continue;
- for (this_mode = NEARESTMV; this_mode <= NEWMV; ++this_mode) {
- update_thresh_freq_fact(cpi, tile_data, bsize, ref_frame,
- best_mode_idx, this_mode);
- }
- }
- }
- }
-
- *rd_cost = best_rdc;
-}
-
-void vp10_pick_inter_mode_sub8x8(VP10_COMP *cpi, MACROBLOCK *x,
- int mi_row, int mi_col, RD_COST *rd_cost,
- BLOCK_SIZE bsize, PICK_MODE_CONTEXT *ctx) {
- VP10_COMMON *const cm = &cpi->common;
- SPEED_FEATURES *const sf = &cpi->sf;
- MACROBLOCKD *const xd = &x->e_mbd;
- MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
- MB_MODE_INFO_EXT *const mbmi_ext = x->mbmi_ext;
- const struct segmentation *const seg = &cm->seg;
- MV_REFERENCE_FRAME ref_frame, second_ref_frame = NONE;
- MV_REFERENCE_FRAME best_ref_frame = NONE;
- unsigned char segment_id = mbmi->segment_id;
- struct buf_2d yv12_mb[4][MAX_MB_PLANE];
- static const int flag_list[4] = { 0, VP9_LAST_FLAG, VP9_GOLD_FLAG,
- VP9_ALT_FLAG };
- int64_t best_rd = INT64_MAX;
- b_mode_info bsi[MAX_REF_FRAMES][4];
- int ref_frame_skip_mask = 0;
- const int num_4x4_blocks_wide = num_4x4_blocks_wide_lookup[bsize];
- const int num_4x4_blocks_high = num_4x4_blocks_high_lookup[bsize];
- int idx, idy;
-
- x->skip_encode = sf->skip_encode_frame && x->q_index < QIDX_SKIP_THRESH;
- ctx->pred_pixel_ready = 0;
-
- for (ref_frame = LAST_FRAME; ref_frame <= GOLDEN_FRAME; ++ref_frame) {
- const YV12_BUFFER_CONFIG *yv12 = get_ref_frame_buffer(cpi, ref_frame);
- int_mv dummy_mv[2];
- x->pred_mv_sad[ref_frame] = INT_MAX;
-
- if ((cpi->ref_frame_flags & flag_list[ref_frame]) && (yv12 != NULL)) {
- int_mv *const candidates = mbmi_ext->ref_mvs[ref_frame];
- const struct scale_factors *const sf =
- &cm->frame_refs[ref_frame - 1].sf;
- vp10_setup_pred_block(xd, yv12_mb[ref_frame], yv12, mi_row, mi_col,
- sf, sf);
- vp10_find_mv_refs(cm, xd, xd->mi[0], ref_frame,
- candidates, mi_row, mi_col, NULL, NULL,
- mbmi_ext->mode_context);
-
- vp10_find_best_ref_mvs(xd, cm->allow_high_precision_mv, candidates,
- &dummy_mv[0], &dummy_mv[1]);
- } else {
- ref_frame_skip_mask |= (1 << ref_frame);
- }
- }
-
- mbmi->sb_type = bsize;
- mbmi->tx_size = TX_4X4;
- mbmi->uv_mode = DC_PRED;
- mbmi->ref_frame[0] = LAST_FRAME;
- mbmi->ref_frame[1] = NONE;
- mbmi->interp_filter = cm->interp_filter == SWITCHABLE ? EIGHTTAP
- : cm->interp_filter;
-
- for (ref_frame = LAST_FRAME; ref_frame <= GOLDEN_FRAME; ++ref_frame) {
- int64_t this_rd = 0;
- int plane;
-
- if (ref_frame_skip_mask & (1 << ref_frame))
- continue;
-
- // TODO(jingning, agrange): Scaling reference frame not supported for
- // sub8x8 blocks. Is this supported now?
- if (ref_frame > INTRA_FRAME &&
- vp10_is_scaled(&cm->frame_refs[ref_frame - 1].sf))
- continue;
-
- // If the segment reference frame feature is enabled....
- // then do nothing if the current ref frame is not allowed..
- if (segfeature_active(seg, segment_id, SEG_LVL_REF_FRAME) &&
- get_segdata(seg, segment_id, SEG_LVL_REF_FRAME) != (int)ref_frame)
- continue;
-
- mbmi->ref_frame[0] = ref_frame;
- x->skip = 0;
- set_ref_ptrs(cm, xd, ref_frame, second_ref_frame);
-
- // Select prediction reference frames.
- for (plane = 0; plane < MAX_MB_PLANE; plane++)
- xd->plane[plane].pre[0] = yv12_mb[ref_frame][plane];
-
- for (idy = 0; idy < 2; idy += num_4x4_blocks_high) {
- for (idx = 0; idx < 2; idx += num_4x4_blocks_wide) {
- int_mv b_mv[MB_MODE_COUNT];
- int64_t b_best_rd = INT64_MAX;
- const int i = idy * 2 + idx;
- PREDICTION_MODE this_mode;
- RD_COST this_rdc;
- unsigned int var_y, sse_y;
-
- struct macroblock_plane *p = &x->plane[0];
- struct macroblockd_plane *pd = &xd->plane[0];
-
- const struct buf_2d orig_src = p->src;
- const struct buf_2d orig_dst = pd->dst;
- struct buf_2d orig_pre[2];
- memcpy(orig_pre, xd->plane[0].pre, sizeof(orig_pre));
-
- // set buffer pointers for sub8x8 motion search.
- p->src.buf =
- &p->src.buf[vp10_raster_block_offset(BLOCK_8X8, i, p->src.stride)];
- pd->dst.buf =
- &pd->dst.buf[vp10_raster_block_offset(BLOCK_8X8, i, pd->dst.stride)];
- pd->pre[0].buf =
- &pd->pre[0].buf[vp10_raster_block_offset(BLOCK_8X8,
- i, pd->pre[0].stride)];
-
- b_mv[ZEROMV].as_int = 0;
- b_mv[NEWMV].as_int = INVALID_MV;
- vp10_append_sub8x8_mvs_for_idx(cm, xd, i, 0, mi_row, mi_col,
- &b_mv[NEARESTMV],
- &b_mv[NEARMV],
- mbmi_ext->mode_context);
-
- for (this_mode = NEARESTMV; this_mode <= NEWMV; ++this_mode) {
- int b_rate = 0;
- xd->mi[0]->bmi[i].as_mv[0].as_int = b_mv[this_mode].as_int;
-
- if (this_mode == NEWMV) {
- const int step_param = cpi->sf.mv.fullpel_search_step_param;
- MV mvp_full;
- MV tmp_mv;
- int cost_list[5];
- const int tmp_col_min = x->mv_col_min;
- const int tmp_col_max = x->mv_col_max;
- const int tmp_row_min = x->mv_row_min;
- const int tmp_row_max = x->mv_row_max;
- int dummy_dist;
-
- if (i == 0) {
- mvp_full.row = b_mv[NEARESTMV].as_mv.row >> 3;
- mvp_full.col = b_mv[NEARESTMV].as_mv.col >> 3;
- } else {
- mvp_full.row = xd->mi[0]->bmi[0].as_mv[0].as_mv.row >> 3;
- mvp_full.col = xd->mi[0]->bmi[0].as_mv[0].as_mv.col >> 3;
- }
-
- vp10_set_mv_search_range(x, &mbmi_ext->ref_mvs[0]->as_mv);
-
- vp10_full_pixel_search(
- cpi, x, bsize, &mvp_full, step_param, x->sadperbit4,
- cond_cost_list(cpi, cost_list),
- &mbmi_ext->ref_mvs[ref_frame][0].as_mv, &tmp_mv,
- INT_MAX, 0);
-
- x->mv_col_min = tmp_col_min;
- x->mv_col_max = tmp_col_max;
- x->mv_row_min = tmp_row_min;
- x->mv_row_max = tmp_row_max;
-
- // calculate the bit cost on motion vector
- mvp_full.row = tmp_mv.row * 8;
- mvp_full.col = tmp_mv.col * 8;
-
- b_rate += vp10_mv_bit_cost(&mvp_full,
- &mbmi_ext->ref_mvs[ref_frame][0].as_mv,
- x->nmvjointcost, x->mvcost,
- MV_COST_WEIGHT);
-
- b_rate += cpi->inter_mode_cost[x->mbmi_ext->mode_context[ref_frame]]
- [INTER_OFFSET(NEWMV)];
- if (RDCOST(x->rdmult, x->rddiv, b_rate, 0) > b_best_rd)
- continue;
-
- cpi->find_fractional_mv_step(x, &tmp_mv,
- &mbmi_ext->ref_mvs[ref_frame][0].as_mv,
- cpi->common.allow_high_precision_mv,
- x->errorperbit,
- &cpi->fn_ptr[bsize],
- cpi->sf.mv.subpel_force_stop,
- cpi->sf.mv.subpel_iters_per_step,
- cond_cost_list(cpi, cost_list),
- x->nmvjointcost, x->mvcost,
- &dummy_dist,
- &x->pred_sse[ref_frame], NULL, 0, 0);
-
- xd->mi[0]->bmi[i].as_mv[0].as_mv = tmp_mv;
- } else {
- b_rate += cpi->inter_mode_cost[x->mbmi_ext->mode_context[ref_frame]]
- [INTER_OFFSET(this_mode)];
- }
-
-#if CONFIG_VP9_HIGHBITDEPTH
- if (xd->cur_buf->flags & YV12_FLAG_HIGHBITDEPTH) {
- vp10_highbd_build_inter_predictor(pd->pre[0].buf, pd->pre[0].stride,
- pd->dst.buf, pd->dst.stride,
- &xd->mi[0]->bmi[i].as_mv[0].as_mv,
- &xd->block_refs[0]->sf,
- 4 * num_4x4_blocks_wide,
- 4 * num_4x4_blocks_high, 0,
- vp10_filter_kernels[mbmi->interp_filter],
- MV_PRECISION_Q3,
- mi_col * MI_SIZE + 4 * (i & 0x01),
- mi_row * MI_SIZE + 4 * (i >> 1), xd->bd);
- } else {
-#endif
- vp10_build_inter_predictor(pd->pre[0].buf, pd->pre[0].stride,
- pd->dst.buf, pd->dst.stride,
- &xd->mi[0]->bmi[i].as_mv[0].as_mv,
- &xd->block_refs[0]->sf,
- 4 * num_4x4_blocks_wide,
- 4 * num_4x4_blocks_high, 0,
- vp10_filter_kernels[mbmi->interp_filter],
- MV_PRECISION_Q3,
- mi_col * MI_SIZE + 4 * (i & 0x01),
- mi_row * MI_SIZE + 4 * (i >> 1));
-
-#if CONFIG_VP9_HIGHBITDEPTH
- }
-#endif
-
- model_rd_for_sb_y(cpi, bsize, x, xd, &this_rdc.rate, &this_rdc.dist,
- &var_y, &sse_y);
-
- this_rdc.rate += b_rate;
- this_rdc.rdcost = RDCOST(x->rdmult, x->rddiv,
- this_rdc.rate, this_rdc.dist);
- if (this_rdc.rdcost < b_best_rd) {
- b_best_rd = this_rdc.rdcost;
- bsi[ref_frame][i].as_mode = this_mode;
- bsi[ref_frame][i].as_mv[0].as_mv = xd->mi[0]->bmi[i].as_mv[0].as_mv;
- }
- } // mode search
-
- // restore source and prediction buffer pointers.
- p->src = orig_src;
- pd->pre[0] = orig_pre[0];
- pd->dst = orig_dst;
- this_rd += b_best_rd;
-
- xd->mi[0]->bmi[i] = bsi[ref_frame][i];
- if (num_4x4_blocks_wide > 1)
- xd->mi[0]->bmi[i + 1] = xd->mi[0]->bmi[i];
- if (num_4x4_blocks_high > 1)
- xd->mi[0]->bmi[i + 2] = xd->mi[0]->bmi[i];
- }
- } // loop through sub8x8 blocks
-
- if (this_rd < best_rd) {
- best_rd = this_rd;
- best_ref_frame = ref_frame;
- }
- } // reference frames
-
- mbmi->tx_size = TX_4X4;
- mbmi->ref_frame[0] = best_ref_frame;
- for (idy = 0; idy < 2; idy += num_4x4_blocks_high) {
- for (idx = 0; idx < 2; idx += num_4x4_blocks_wide) {
- const int block = idy * 2 + idx;
- xd->mi[0]->bmi[block] = bsi[best_ref_frame][block];
- if (num_4x4_blocks_wide > 1)
- xd->mi[0]->bmi[block + 1] = bsi[best_ref_frame][block];
- if (num_4x4_blocks_high > 1)
- xd->mi[0]->bmi[block + 2] = bsi[best_ref_frame][block];
- }
- }
- mbmi->mode = xd->mi[0]->bmi[3].as_mode;
- ctx->mic = *(xd->mi[0]);
- ctx->mbmi_ext = *x->mbmi_ext;
- ctx->skip_txfm[0] = SKIP_TXFM_NONE;
- ctx->skip = 0;
- // Dummy assignment for speed -5. No effect in speed -6.
- rd_cost->rdcost = best_rd;
-}
projects / platform / upstream / libvpx.git / commitdiff