Skip compound mode evaluation for speed 2 and 3
In order to adjust speed feature setting, reverted the consolidation
of skiping extended comp mode speed features. Looked like the feature
prune_comp_using_best_single_mode_ref = 2 gave good tradeoff for speed
2 and 3.
avg_psnr: ovr_psnr: ssim: speedup:
speed2
lowres2 0.191 0.184 0.156 7.4
midres2 0.133 0.150 0.117 6.1
speed3
lowres2 0.270 0.270 0.185 8.6
midres2 0.262 0.268 0.186 8.0
STATS_CHANGED
Change-Id: If82707a98ad2e34f03b2a4f5e489fa42009e586a
diff --git a/av1/encoder/rdopt.c b/av1/encoder/rdopt.c
index d1e211d..fc1e9ce 100644
--- a/av1/encoder/rdopt.c
+++ b/av1/encoder/rdopt.c
@@ -4445,7 +4445,7 @@
// Prune compound mode using ref frames of neighbor blocks.
static INLINE int compound_skip_using_neighbor_refs(
MACROBLOCKD *const xd, const PREDICTION_MODE this_mode,
- const MV_REFERENCE_FRAME *ref_frames, int prune_extended_comp_mode) {
+ const MV_REFERENCE_FRAME *ref_frames, int prune_compound_using_neighbors) {
// Exclude non-extended compound modes from pruning
if (this_mode == NEAREST_NEARESTMV || this_mode == NEAR_NEARMV ||
this_mode == NEW_NEWMV || this_mode == GLOBAL_GLOBALMV)
@@ -4465,7 +4465,7 @@
const int track_ref_match = is_ref_match[0] + is_ref_match[1];
// Pruning based on ref frame match with neighbors.
- if (track_ref_match >= prune_extended_comp_mode) return 0;
+ if (track_ref_match >= prune_compound_using_neighbors) return 0;
return 1;
}
@@ -4483,7 +4483,8 @@
// Prune compound mode using best single mode for the same reference.
static INLINE int skip_compound_using_best_single_mode_ref(
const PREDICTION_MODE this_mode, const MV_REFERENCE_FRAME *ref_frames,
- const PREDICTION_MODE *best_single_mode) {
+ const PREDICTION_MODE *best_single_mode,
+ int prune_comp_using_best_single_mode_ref) {
// Exclude non-extended compound modes from pruning
if (this_mode == NEAREST_NEARESTMV || this_mode == NEAR_NEARMV ||
this_mode == NEW_NEWMV || this_mode == GLOBAL_GLOBALMV)
@@ -4506,6 +4507,9 @@
const PREDICTION_MODE single_mode = best_single_mode[ref_frames[newmv_dir]];
if (single_mode == NEWMV) return 0;
+ // Avoid pruning the compound mode when best single mode is not available
+ if (prune_comp_using_best_single_mode_ref == 1)
+ if (single_mode == MB_MODE_COUNT) return 0;
return 1;
}
@@ -4759,16 +4763,18 @@
return 1;
}
- if (sf->inter_sf.prune_extended_comp_mode && comp_pred) {
+ if (sf->inter_sf.prune_compound_using_neighbors && comp_pred) {
if (compound_skip_using_neighbor_refs(
- xd, this_mode, ref_frames, sf->inter_sf.prune_extended_comp_mode))
+ xd, this_mode, ref_frames,
+ sf->inter_sf.prune_compound_using_neighbors))
return 1;
+ }
- if (sf->inter_sf.prune_extended_comp_mode > 1) {
- if (skip_compound_using_best_single_mode_ref(
- this_mode, ref_frames, args->search_state->best_single_mode))
- return 1;
- }
+ if (sf->inter_sf.prune_comp_using_best_single_mode_ref && comp_pred) {
+ if (skip_compound_using_best_single_mode_ref(
+ this_mode, ref_frames, args->search_state->best_single_mode,
+ sf->inter_sf.prune_comp_using_best_single_mode_ref))
+ return 1;
}
return 0;
@@ -5459,7 +5465,7 @@
collect_single_states(x, &search_state, mbmi);
}
- if (sf->inter_sf.prune_extended_comp_mode > 1 &&
+ if (sf->inter_sf.prune_comp_using_best_single_mode_ref > 0 &&
is_inter_singleref_mode(this_mode))
update_best_single_mode(&search_state, this_mode, ref_frame, this_rd);
diff --git a/av1/encoder/speed_features.c b/av1/encoder/speed_features.c
index 9ada886..7aae582 100644
--- a/av1/encoder/speed_features.c
+++ b/av1/encoder/speed_features.c
@@ -495,7 +495,8 @@
sf->inter_sf.disable_interinter_wedge_var_thresh = 100;
sf->inter_sf.fast_interintra_wedge_search = 1;
sf->inter_sf.prune_comp_search_by_single_result = boosted ? 4 : 1;
- sf->inter_sf.prune_extended_comp_mode = 1;
+ sf->inter_sf.prune_compound_using_neighbors = 1;
+ sf->inter_sf.prune_comp_using_best_single_mode_ref = 2;
sf->inter_sf.prune_comp_type_by_comp_avg = 2;
sf->inter_sf.reuse_best_prediction_for_part_ab = 1;
sf->inter_sf.selective_ref_frame = 3;
@@ -611,7 +612,7 @@
sf->inter_sf.txfm_rd_gate_level = boosted ? 0 : 4;
sf->inter_sf.prune_inter_modes_based_on_tpl = boosted ? 0 : 2;
- sf->inter_sf.prune_extended_comp_mode = 2;
+ sf->inter_sf.prune_compound_using_neighbors = 2;
sf->inter_sf.prune_obmc_prob_thresh = INT_MAX;
sf->inter_sf.disable_onesided_comp = 1;
@@ -1148,7 +1149,8 @@
inter_sf->skip_repeated_full_newmv = 0;
inter_sf->inter_mode_rd_model_estimation = 0;
inter_sf->prune_compound_using_single_ref = 0;
- inter_sf->prune_extended_comp_mode = 0;
+ inter_sf->prune_compound_using_neighbors = 0;
+ inter_sf->prune_comp_using_best_single_mode_ref = 0;
inter_sf->disable_onesided_comp = 0;
inter_sf->prune_mode_search_simple_translation = 0;
inter_sf->prune_comp_type_by_comp_avg = 0;
diff --git a/av1/encoder/speed_features.h b/av1/encoder/speed_features.h
index 67c9019..6a4ea3c 100644
--- a/av1/encoder/speed_features.h
+++ b/av1/encoder/speed_features.h
@@ -667,12 +667,18 @@
int prune_compound_using_single_ref;
// Skip extended compound mode using ref frames of above and left neighbor
- // blocks and also skip when ref frame NEWMV mode does not have NEWMV as
- // single mode winner
+ // blocks.
// 0 : no pruning
// 1 : prune extended compound mode (less aggressiveness)
// 2 : prune extended compound mode (high aggressiveness)
- int prune_extended_comp_mode;
+ int prune_compound_using_neighbors;
+
+ // Skip extended compound mode when ref frame corresponding to NEWMV does not
+ // have NEWMV as single mode winner.
+ // 0 : no pruning
+ // 1 : prune extended compound mode (less aggressiveness)
+ // 2 : prune extended compound mode (high aggressiveness)
+ int prune_comp_using_best_single_mode_ref;
// Based on previous ref_mv_idx search result, prune the following search.
int prune_ref_mv_idx_search;