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Update intra modes for realtime screen content speed >= 6 #5434

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Merged
urvangjoshi merged 3 commits into from
Sep 24, 2026
Merged

Update intra modes for realtime screen content speed >= 6 #5434

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f0cb0ff
Update intra modes for realtime screen content speed >= 6
marpan-max Sep 23, 2026
f1f11fa
update condition for speed feature setting
marpan-max Sep 23, 2026
c40122e
remove unused variable
marpan-max Sep 23, 2026
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29 changes: 24 additions & 5 deletions av2/encoder/rdopt.c
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Original file line number Diff line number Diff line change
Expand Up @@ -8999,10 +8999,19 @@ static void av2_evaluate_intra_modes_in_inter_frame(
av2_nn_softmax(scores, probs, 2);

if (probs[1] > 0.8) search_state->intra_search_state.skip_intra_modes = 1;
} else if ((search_state->best_mbmode
.skip_txfm[xd->tree_type == CHROMA_PART]) &&
(sf->intra_sf.skip_intra_in_interframe >= 2)) {
search_state->intra_search_state.skip_intra_modes = 1;
} else if (search_state->best_mbmode
.skip_txfm[xd->tree_type == CHROMA_PART]) {
if (sf->intra_sf.skip_intra_in_interframe == 1 &&
cpi->oxcf.mode == REALTIME) {
const int num_pixels = block_size_wide[bsize] * block_size_high[bsize];
const int shift = (xd->bd - 8) * 2;
const int64_t dist_thresh = ((int64_t)num_pixels * 5000) << shift;
if (rd_cost->dist <= dist_thresh) {
search_state->intra_search_state.skip_intra_modes = 1;
}
} else if (sf->intra_sf.skip_intra_in_interframe >= 2) {
search_state->intra_search_state.skip_intra_modes = 1;
}
}
}

Expand Down Expand Up @@ -9035,6 +9044,7 @@ static void av2_evaluate_intra_modes_in_inter_frame(
search_state->intra_search_state.dir_mode_skip_mask_ready = 1;
}
}

for (int dpcm_idx = 0; dpcm_idx < dpcm_loop_num; dpcm_idx++) {
// Dry pass: cap DPCM index.
if (apply_dry_pass_shortcuts && dpcm_idx > dry_pass_cfg->intra_dpcm_cap)
Expand Down Expand Up @@ -9079,7 +9089,10 @@ static void av2_evaluate_intra_modes_in_inter_frame(
mode_idx >= AVMMIN((int)mbmi->num_y_intra_mpm,
dry_pass_cfg->intra_mpm_cap))
break;
if (sf->rt_sf.use_only_dc_intra_interframe && mode_idx != DC_PRED)
if ((sf->rt_sf.prune_intra_mode_in_interframe == 2 ||
(sf->rt_sf.prune_intra_mode_in_interframe == 1 &&
bsize > BLOCK_16X16)) &&
mode_idx != DC_PRED)
continue;
if (sf->intra_sf.skip_intra_in_interframe &&
search_state->intra_search_state.skip_intra_modes)
Expand All @@ -9088,6 +9101,12 @@ static void av2_evaluate_intra_modes_in_inter_frame(
mbmi->joint_y_mode_delta_angle = mbmi->y_intra_mode_list[mode_idx];
av2_set_y_mode_and_delta_angle(mbmi->joint_y_mode_delta_angle,
mbmi);
if (sf->rt_sf.prune_intra_mode_in_interframe == 1) {
if (mbmi->mode != DC_PRED && mbmi->mode != V_PRED &&
mbmi->mode != H_PRED)
continue;
if (mbmi->angle_delta[PLANE_TYPE_Y] != 0) continue;
}
if ((!cpi->oxcf.intra_mode_cfg.enable_smooth_intra ||
cpi->sf.intra_sf.disable_smooth_intra) &&
(mbmi->mode == SMOOTH_PRED || mbmi->mode == SMOOTH_H_PRED ||
Expand Down
9 changes: 7 additions & 2 deletions av2/encoder/speed_features.c
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Original file line number Diff line number Diff line change
Expand Up @@ -779,11 +779,16 @@ static void set_rt_speed_features_framesize_independent(
sf->part_sf.partition_search_type = VAR_BASED_PARTITION;
sf->rd_sf.tx_domain_dist_thres_level = 2;
sf->rt_sf.use_nonrd_partition = 1;
sf->rt_sf.use_only_dc_intra_interframe = true;
sf->rt_sf.source_metrics_sb = 1;
sf->winner_mode_sf.tx_size_search_level = USE_FAST_RD;
sf->tx_sf.restrict_tx_partition_type_search = 3;
sf->tx_sf.enable_tx_partition = true;
sf->intra_sf.skip_intra_in_interframe = 2;
sf->rt_sf.prune_intra_mode_in_interframe = 2;
if (cpi->oxcf.tune_cfg.content == AVM_CONTENT_SCREEN) {
sf->intra_sf.skip_intra_in_interframe = 1;
sf->rt_sf.prune_intra_mode_in_interframe = 1;
}
}
}

Expand Down Expand Up @@ -1113,7 +1118,7 @@ static AVM_INLINE void init_lc_sf(LC_DEC_SPEED_FEATURES *lc_sf) {

static AVM_INLINE void init_rt_sf(REALTIME_SPEED_FEATURES *rt_sf) {
rt_sf->use_nonrd_partition = 0;
rt_sf->use_only_dc_intra_interframe = false;
rt_sf->prune_intra_mode_in_interframe = 0;
rt_sf->source_metrics_sb = 0;
}

Expand Down
7 changes: 5 additions & 2 deletions av2/encoder/speed_features.h
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Original file line number Diff line number Diff line change
Expand Up @@ -1100,8 +1100,11 @@ typedef struct REALTIME_SPEED_FEATURES {
// Use non-rd partition instead of rd partition.
int use_nonrd_partition;

// Flag to disable all but DC intra mode for inter frame prediction.
bool use_only_dc_intra_interframe;
// Prune intra mode search in inter frames:
// 0: Search all intra modes
// 1: Test only DC, V, and H modes
// 2: Test only DC mode
int prune_intra_mode_in_interframe;

// Compute source sad metrics for superblock.
int source_metrics_sb;
Expand Down
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