ref: 793c45305ea5617d36a71a4866498c9128cdbce0
parent: 51da38f8ab087ca554c47e387ad9aff3f38d379f
author: Jerome Jiang <[email protected]>
date: Fri Feb 8 10:11:28 EST 2019
vp9: ML var partition as speed feature & cleanup. Remove it from runtime flag. Add new struct for rd ml partition. BUG=webm:1599 Change-Id: I883edbba83c65b7e557b8832419e212cffc85997
--- a/configure
+++ b/configure
@@ -272,7 +272,6 @@
fp_mb_stats
emulate_hardware
non_greedy_mv
- ml_var_partition
"
CONFIG_LIST="
dependency_tracking
--- a/vp9/encoder/vp9_block.h
+++ b/vp9/encoder/vp9_block.h
@@ -208,9 +208,7 @@
void (*highbd_inv_txfm_add)(const tran_low_t *input, uint16_t *dest,
int stride, int eob, int bd);
#endif
-#if CONFIG_ML_VAR_PARTITION
DECLARE_ALIGNED(16, uint8_t, est_pred[64 * 64]);
-#endif // CONFIG_ML_VAR_PARTITION
struct scale_factors *me_sf;
};
--- a/vp9/encoder/vp9_encodeframe.c
+++ b/vp9/encoder/vp9_encodeframe.c
@@ -3288,7 +3288,7 @@
linear_score += linear_weights[i] * features[i];
}
- return linear_score >= cpi->sf.ml_partition_search_breakout_thresh[q_ctx];
+ return linear_score >= cpi->sf.rd_ml_partition.search_breakout_thresh[q_ctx];
}
#undef FEATURES
@@ -3313,15 +3313,15 @@
case BLOCK_8X8: break;
case BLOCK_16X16:
nn_config = &vp9_rect_part_nnconfig_16;
- thresh = cpi->sf.ml_prune_rect_partition_threhold[1];
+ thresh = cpi->sf.rd_ml_partition.prune_rect_thresh[1];
break;
case BLOCK_32X32:
nn_config = &vp9_rect_part_nnconfig_32;
- thresh = cpi->sf.ml_prune_rect_partition_threhold[2];
+ thresh = cpi->sf.rd_ml_partition.prune_rect_thresh[2];
break;
case BLOCK_64X64:
nn_config = &vp9_rect_part_nnconfig_64;
- thresh = cpi->sf.ml_prune_rect_partition_threhold[3];
+ thresh = cpi->sf.rd_ml_partition.prune_rect_thresh[3];
break;
default: assert(0 && "Unexpected block size."); return;
}
@@ -3798,12 +3798,12 @@
pc_tree->partitioning = PARTITION_NONE;
- if (cpi->sf.ml_var_partition_pruning && !frame_is_intra_only(cm)) {- const int do_ml_var_partition_pruning =
+ if (cpi->sf.rd_ml_partition.var_pruning && !frame_is_intra_only(cm)) {+ const int do_rd_ml_partition_var_pruning =
partition_none_allowed && do_split &&
mi_row + num_8x8_blocks_high_lookup[bsize] <= cm->mi_rows &&
mi_col + num_8x8_blocks_wide_lookup[bsize] <= cm->mi_cols;
- if (do_ml_var_partition_pruning) {+ if (do_rd_ml_partition_var_pruning) {ml_predict_var_rd_paritioning(cpi, x, pc_tree, bsize, mi_row, mi_col,
&partition_none_allowed, &do_split);
} else {@@ -3840,7 +3840,7 @@
best_rdc = this_rdc;
if (bsize >= BLOCK_8X8) pc_tree->partitioning = PARTITION_NONE;
- if (cpi->sf.ml_partition_search_early_termination) {+ if (cpi->sf.rd_ml_partition.search_early_termination) {// Currently, the machine-learning based partition search early
// termination is only used while bsize is 16x16, 32x32 or 64x64,
// VPXMIN(cm->width, cm->height) >= 480, and speed = 0.
@@ -3856,8 +3856,7 @@
if ((do_split || do_rect) && !x->e_mbd.lossless && ctx->skippable) {const int use_ml_based_breakout =
- cpi->sf.use_ml_partition_search_breakout &&
- cm->base_qindex >= 100;
+ cpi->sf.rd_ml_partition.search_breakout && cm->base_qindex >= 100;
if (use_ml_based_breakout) { if (ml_predict_breakout(cpi, bsize, x, &this_rdc)) {do_split = 0;
@@ -3864,7 +3863,7 @@
do_rect = 0;
}
} else {- if (!cpi->sf.ml_partition_search_early_termination) {+ if (!cpi->sf.rd_ml_partition.search_early_termination) {if ((best_rdc.dist < (dist_breakout_thr >> 2)) ||
(best_rdc.dist < dist_breakout_thr &&
best_rdc.rate < rate_breakout_thr)) {@@ -4020,7 +4019,7 @@
pc_tree->partitioning = PARTITION_SPLIT;
// Rate and distortion based partition search termination clause.
- if (!cpi->sf.ml_partition_search_early_termination &&
+ if (!cpi->sf.rd_ml_partition.search_early_termination &&
!x->e_mbd.lossless &&
((best_rdc.dist < (dist_breakout_thr >> 2)) ||
(best_rdc.dist < dist_breakout_thr &&
@@ -4532,7 +4531,6 @@
}
}
-#if CONFIG_ML_VAR_PARTITION
#define FEATURES 6
#define LABELS 2
static int ml_predict_var_paritioning(VP9_COMP *cpi, MACROBLOCK *x,
@@ -4602,7 +4600,6 @@
}
#undef FEATURES
#undef LABELS
-#endif // CONFIG_ML_VAR_PARTITION
static void nonrd_pick_partition(VP9_COMP *cpi, ThreadData *td,
TileDataEnc *tile_data, TOKENEXTRA **tp,
@@ -4633,10 +4630,8 @@
!force_vert_split && yss <= xss && bsize >= BLOCK_8X8;
int partition_vert_allowed =
!force_horz_split && xss <= yss && bsize >= BLOCK_8X8;
-#if CONFIG_ML_VAR_PARTITION
const int use_ml_based_partitioning =
sf->partition_search_type == ML_BASED_PARTITION;
-#endif // CONFIG_ML_VAR_PARTITION
(void)*tp_orig;
@@ -4668,7 +4663,6 @@
partition_vert_allowed &= force_vert_split;
}
-#if CONFIG_ML_VAR_PARTITION
if (use_ml_based_partitioning) {if (partition_none_allowed || do_split) do_rect = 0;
if (partition_none_allowed && do_split) {@@ -4678,7 +4672,6 @@
if (ml_predicted_partition == PARTITION_SPLIT) partition_none_allowed = 0;
}
}
-#endif // CONFIG_ML_VAR_PARTITION
if (!partition_none_allowed && !do_split) do_rect = 1;
@@ -4703,10 +4696,7 @@
best_rdc = this_rdc;
if (bsize >= BLOCK_8X8) pc_tree->partitioning = PARTITION_NONE;
-#if CONFIG_ML_VAR_PARTITION
- if (!use_ml_based_partitioning)
-#endif // CONFIG_ML_VAR_PARTITION
- {+ if (!use_ml_based_partitioning) {int64_t dist_breakout_thr = sf->partition_search_breakout_thr.dist;
int64_t rate_breakout_thr = sf->partition_search_breakout_thr.rate;
dist_breakout_thr >>=
@@ -5115,31 +5105,26 @@
update_partition_context(xd, mi_row, mi_col, subsize, bsize);
}
-#if CONFIG_ML_VAR_PARTITION
// Get a prediction(stored in x->est_pred) for the whole 64x64 superblock.
static void get_estimated_pred(VP9_COMP *cpi, const TileInfo *const tile,
MACROBLOCK *x, int mi_row, int mi_col) {VP9_COMMON *const cm = &cpi->common;
const int is_key_frame = frame_is_intra_only(cm);
+ MACROBLOCKD *xd = &x->e_mbd;
set_offsets(cpi, tile, x, mi_row, mi_col, BLOCK_64X64);
if (!is_key_frame) {- MACROBLOCKD *xd = &x->e_mbd;
MODE_INFO *mi = xd->mi[0];
YV12_BUFFER_CONFIG *yv12 = get_ref_frame_buffer(cpi, LAST_FRAME);
const YV12_BUFFER_CONFIG *yv12_g = NULL;
const BLOCK_SIZE bsize = BLOCK_32X32 + (mi_col + 4 < cm->mi_cols) * 2 +
(mi_row + 4 < cm->mi_rows);
- int pixels_wide = 64, pixels_high = 64;
unsigned int y_sad_g, y_sad_thr;
unsigned int y_sad = UINT_MAX;
assert(yv12 != NULL);
- if (xd->mb_to_right_edge < 0) pixels_wide += (xd->mb_to_right_edge >> 3);
- if (xd->mb_to_bottom_edge < 0) pixels_high += (xd->mb_to_bottom_edge >> 3);
-
if (!(is_one_pass_cbr_svc(cpi) && cpi->svc.spatial_layer_id) ||
cpi->svc.use_gf_temporal_ref_current_layer) {// For now, GOLDEN will not be used for non-zero spatial layers, since
@@ -5193,7 +5178,6 @@
&cm->frame_refs[GOLDEN_FRAME - 1].sf);
mi->ref_frame[0] = GOLDEN_FRAME;
mi->mv[0].as_int = 0;
- y_sad = y_sad_g;
} else {x->pred_mv[LAST_FRAME] = mi->mv[0].as_mv;
}
@@ -5218,7 +5202,6 @@
#endif // CONFIG_VP9_HIGHBITDEPTH
}
}
-#endif // CONFIG_ML_VAR_PARTITION
static void encode_nonrd_sb_row(VP9_COMP *cpi, ThreadData *td,
TileDataEnc *tile_data, int mi_row,
@@ -5311,7 +5294,6 @@
nonrd_use_partition(cpi, td, tile_data, mi, tp, mi_row, mi_col,
BLOCK_64X64, 1, &dummy_rdc, td->pc_root);
break;
-#if CONFIG_ML_VAR_PARTITION
case ML_BASED_PARTITION:
get_estimated_pred(cpi, tile_info, x, mi_row, mi_col);
x->max_partition_size = BLOCK_64X64;
@@ -5321,7 +5303,6 @@
BLOCK_64X64, &dummy_rdc, 1, INT64_MAX,
td->pc_root);
break;
-#endif // CONFIG_ML_VAR_PARTITION
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,
--- a/vp9/encoder/vp9_partition_models.h
+++ b/vp9/encoder/vp9_partition_models.h
@@ -607,7 +607,6 @@
};
#undef FEATURES
-#if CONFIG_ML_VAR_PARTITION
#define FEATURES 6
static const float vp9_var_part_nn_weights_64_layer0[FEATURES * 8] = {-0.249572f, 0.205532f, -2.175608f, 1.094836f, -2.986370f, 0.193160f,
@@ -735,7 +734,6 @@
},
};
#undef FEATURES
-#endif // CONFIG_ML_VAR_PARTITION
#define FEATURES 12
#define LABELS 1
--- a/vp9/encoder/vp9_speed_features.c
+++ b/vp9/encoder/vp9_speed_features.c
@@ -76,27 +76,27 @@
if (is_480p_or_larger) {// Currently, the machine-learning based partition search early termination
// is only used while VPXMIN(cm->width, cm->height) >= 480 and speed = 0.
- sf->ml_partition_search_early_termination = 1;
+ sf->rd_ml_partition.search_early_termination = 1;
} else {sf->use_square_only_thresh_high = BLOCK_32X32;
}
if (!is_1080p_or_larger) {- sf->use_ml_partition_search_breakout = 1;
+ sf->rd_ml_partition.search_breakout = 1;
if (is_720p_or_larger) {- sf->ml_partition_search_breakout_thresh[0] = 0.0f;
- sf->ml_partition_search_breakout_thresh[1] = 0.0f;
- sf->ml_partition_search_breakout_thresh[2] = 0.0f;
+ sf->rd_ml_partition.search_breakout_thresh[0] = 0.0f;
+ sf->rd_ml_partition.search_breakout_thresh[1] = 0.0f;
+ sf->rd_ml_partition.search_breakout_thresh[2] = 0.0f;
} else {- sf->ml_partition_search_breakout_thresh[0] = 2.5f;
- sf->ml_partition_search_breakout_thresh[1] = 1.5f;
- sf->ml_partition_search_breakout_thresh[2] = 1.5f;
+ sf->rd_ml_partition.search_breakout_thresh[0] = 2.5f;
+ sf->rd_ml_partition.search_breakout_thresh[1] = 1.5f;
+ sf->rd_ml_partition.search_breakout_thresh[2] = 1.5f;
}
}
if (speed >= 1) {- sf->ml_partition_search_early_termination = 0;
- sf->use_ml_partition_search_breakout = 1;
+ sf->rd_ml_partition.search_early_termination = 0;
+ sf->rd_ml_partition.search_breakout = 1;
if (is_480p_or_larger)
sf->use_square_only_thresh_high = BLOCK_64X64;
else
@@ -106,21 +106,21 @@
sf->disable_split_mask =
cm->show_frame ? DISABLE_ALL_SPLIT : DISABLE_ALL_INTER_SPLIT;
sf->partition_search_breakout_thr.dist = (1 << 22);
- sf->ml_partition_search_breakout_thresh[0] = -5.0f;
- sf->ml_partition_search_breakout_thresh[1] = -5.0f;
- sf->ml_partition_search_breakout_thresh[2] = -9.0f;
+ sf->rd_ml_partition.search_breakout_thresh[0] = -5.0f;
+ sf->rd_ml_partition.search_breakout_thresh[1] = -5.0f;
+ sf->rd_ml_partition.search_breakout_thresh[2] = -9.0f;
} else {sf->disable_split_mask = DISABLE_COMPOUND_SPLIT;
sf->partition_search_breakout_thr.dist = (1 << 21);
- sf->ml_partition_search_breakout_thresh[0] = -1.0f;
- sf->ml_partition_search_breakout_thresh[1] = -1.0f;
- sf->ml_partition_search_breakout_thresh[2] = -1.0f;
+ sf->rd_ml_partition.search_breakout_thresh[0] = -1.0f;
+ sf->rd_ml_partition.search_breakout_thresh[1] = -1.0f;
+ sf->rd_ml_partition.search_breakout_thresh[2] = -1.0f;
}
#if CONFIG_VP9_HIGHBITDEPTH
if (cpi->Source->flags & YV12_FLAG_HIGHBITDEPTH) {- sf->ml_partition_search_breakout_thresh[0] -= 1.0f;
- sf->ml_partition_search_breakout_thresh[1] -= 1.0f;
- sf->ml_partition_search_breakout_thresh[2] -= 1.0f;
+ sf->rd_ml_partition.search_breakout_thresh[0] -= 1.0f;
+ sf->rd_ml_partition.search_breakout_thresh[1] -= 1.0f;
+ sf->rd_ml_partition.search_breakout_thresh[2] -= 1.0f;
}
#endif // CONFIG_VP9_HIGHBITDEPTH
}
@@ -134,14 +134,14 @@
sf->adaptive_pred_interp_filter = 0;
sf->partition_search_breakout_thr.dist = (1 << 24);
sf->partition_search_breakout_thr.rate = 120;
- sf->use_ml_partition_search_breakout = 0;
+ sf->rd_ml_partition.search_breakout = 0;
} else {sf->disable_split_mask = LAST_AND_INTRA_SPLIT_ONLY;
sf->partition_search_breakout_thr.dist = (1 << 22);
sf->partition_search_breakout_thr.rate = 100;
- sf->ml_partition_search_breakout_thresh[0] = 0.0f;
- sf->ml_partition_search_breakout_thresh[1] = -1.0f;
- sf->ml_partition_search_breakout_thresh[2] = -4.0f;
+ sf->rd_ml_partition.search_breakout_thresh[0] = 0.0f;
+ sf->rd_ml_partition.search_breakout_thresh[1] = -1.0f;
+ sf->rd_ml_partition.search_breakout_thresh[2] = -4.0f;
}
sf->rd_auto_partition_min_limit = set_partition_min_limit(cm);
@@ -158,7 +158,7 @@
}
if (speed >= 3) {- sf->use_ml_partition_search_breakout = 0;
+ sf->rd_ml_partition.search_breakout = 0;
if (is_720p_or_larger) {sf->disable_split_mask = DISABLE_ALL_SPLIT;
sf->schedule_mode_search = cm->base_qindex < 220 ? 1 : 0;
@@ -215,12 +215,12 @@
sf->less_rectangular_check = 1;
sf->use_square_partition_only = !boosted;
sf->prune_ref_frame_for_rect_partitions = 1;
- sf->ml_var_partition_pruning = 1;
+ sf->rd_ml_partition.var_pruning = 1;
- sf->ml_prune_rect_partition_threhold[0] = -1;
- sf->ml_prune_rect_partition_threhold[1] = 350;
- sf->ml_prune_rect_partition_threhold[2] = 325;
- sf->ml_prune_rect_partition_threhold[3] = 250;
+ sf->rd_ml_partition.prune_rect_thresh[0] = -1;
+ sf->rd_ml_partition.prune_rect_thresh[1] = 350;
+ sf->rd_ml_partition.prune_rect_thresh[2] = 325;
+ sf->rd_ml_partition.prune_rect_thresh[3] = 250;
if (cpi->twopass.fr_content_type == FC_GRAPHICS_ANIMATION) {sf->exhaustive_searches_thresh = (1 << 22);
@@ -238,10 +238,10 @@
if (speed >= 1) {sf->temporal_filter_search_method = NSTEP;
- sf->ml_var_partition_pruning = !boosted;
- sf->ml_prune_rect_partition_threhold[1] = 225;
- sf->ml_prune_rect_partition_threhold[2] = 225;
- sf->ml_prune_rect_partition_threhold[3] = 225;
+ sf->rd_ml_partition.var_pruning = !boosted;
+ sf->rd_ml_partition.prune_rect_thresh[1] = 225;
+ sf->rd_ml_partition.prune_rect_thresh[2] = 225;
+ sf->rd_ml_partition.prune_rect_thresh[3] = 225;
if (oxcf->pass == 2) {TWO_PASS *const twopass = &cpi->twopass;
@@ -284,7 +284,7 @@
}
if (speed >= 2) {- sf->ml_var_partition_pruning = 0;
+ sf->rd_ml_partition.var_pruning = 0;
if (oxcf->vbr_corpus_complexity)
sf->recode_loop = ALLOW_RECODE_FIRST;
else
@@ -308,9 +308,9 @@
sf->recode_tolerance_high = 45;
sf->enhanced_full_pixel_motion_search = 0;
sf->prune_ref_frame_for_rect_partitions = 0;
- sf->ml_prune_rect_partition_threhold[1] = -1;
- sf->ml_prune_rect_partition_threhold[2] = -1;
- sf->ml_prune_rect_partition_threhold[3] = -1;
+ sf->rd_ml_partition.prune_rect_thresh[1] = -1;
+ sf->rd_ml_partition.prune_rect_thresh[2] = -1;
+ sf->rd_ml_partition.prune_rect_thresh[3] = -1;
sf->mv.subpel_search_level = 0;
if (cpi->twopass.fr_content_type == FC_GRAPHICS_ANIMATION) {@@ -448,6 +448,7 @@
sf->enable_tpl_model = 0;
sf->enhanced_full_pixel_motion_search = 0;
sf->use_accurate_subpel_search = USE_2_TAPS;
+ sf->nonrd_use_ml_partition = 0;
if (speed >= 1) {sf->allow_txfm_domain_distortion = 1;
@@ -563,16 +564,14 @@
(frames_since_key % (sf->last_partitioning_redo_frequency << 1) == 1);
sf->max_delta_qindex = is_keyframe ? 20 : 15;
sf->partition_search_type = REFERENCE_PARTITION;
-#if CONFIG_ML_VAR_PARTITION
- if (!frame_is_intra_only(cm) && cm->width >= 360 && cm->height >= 360)
- sf->partition_search_type = ML_BASED_PARTITION;
- else
- sf->partition_search_type = REFERENCE_PARTITION;
+ if (sf->nonrd_use_ml_partition) {+ if (!frame_is_intra_only(cm) && cm->width >= 360 && cm->height >= 360)
+ sf->partition_search_type = ML_BASED_PARTITION;
#if CONFIG_VP9_HIGHBITDEPTH
- if (cpi->Source->flags & YV12_FLAG_HIGHBITDEPTH)
- sf->partition_search_type = REFERENCE_PARTITION;
+ if (cpi->Source->flags & YV12_FLAG_HIGHBITDEPTH)
+ sf->partition_search_type = REFERENCE_PARTITION;
#endif // CONFIG_VP9_HIGHBITDEPTH
-#endif // CONFIG_ML_VAR_PARTITION
+ }
if (cpi->oxcf.rc_mode == VPX_VBR && cpi->oxcf.lag_in_frames > 0 &&
cpi->rc.is_src_frame_alt_ref) {sf->partition_search_type = VAR_BASED_PARTITION;
@@ -633,16 +632,10 @@
sf->use_altref_onepass = 1;
sf->use_compound_nonrd_pickmode = 1;
}
-#if CONFIG_ML_VAR_PARTITION
- if (frame_is_intra_only(cm) || cm->width < 360 || cm->height < 360)
+
+ if (!sf->nonrd_use_ml_partition)
sf->partition_search_type = VAR_BASED_PARTITION;
-#if CONFIG_VP9_HIGHBITDEPTH
- if (cpi->Source->flags & YV12_FLAG_HIGHBITDEPTH)
- sf->partition_search_type = VAR_BASED_PARTITION;
-#endif // CONFIG_VP9_HIGHBITDEPTH
-#else
- sf->partition_search_type = VAR_BASED_PARTITION;
-#endif // CONFIG_ML_VAR_PARTITION
+
sf->mv.search_method = NSTEP;
sf->mv.reduce_first_step_size = 1;
sf->skip_encode_sb = 0;
@@ -815,8 +808,8 @@
// Some speed-up features even for best quality as minimal impact on quality.
sf->partition_search_breakout_thr.dist = (1 << 19);
sf->partition_search_breakout_thr.rate = 80;
- sf->ml_partition_search_early_termination = 0;
- sf->use_ml_partition_search_breakout = 0;
+ sf->rd_ml_partition.search_early_termination = 0;
+ sf->rd_ml_partition.search_breakout = 0;
if (oxcf->mode == REALTIME) {set_rt_speed_feature_framesize_dependent(cpi, sf, oxcf->speed);
@@ -941,11 +934,11 @@
sf->limit_newmv_early_exit = 0;
sf->bias_golden = 0;
sf->base_mv_aggressive = 0;
- sf->ml_prune_rect_partition_threhold[0] = -1;
- sf->ml_prune_rect_partition_threhold[1] = -1;
- sf->ml_prune_rect_partition_threhold[2] = -1;
- sf->ml_prune_rect_partition_threhold[3] = -1;
- sf->ml_var_partition_pruning = 0;
+ sf->rd_ml_partition.prune_rect_thresh[0] = -1;
+ sf->rd_ml_partition.prune_rect_thresh[1] = -1;
+ sf->rd_ml_partition.prune_rect_thresh[2] = -1;
+ sf->rd_ml_partition.prune_rect_thresh[3] = -1;
+ sf->rd_ml_partition.var_pruning = 0;
sf->use_accurate_subpel_search = USE_8_TAPS;
// Some speed-up features even for best quality as minimal impact on quality.
--- a/vp9/encoder/vp9_speed_features.h
+++ b/vp9/encoder/vp9_speed_features.h
@@ -151,10 +151,8 @@
// Use non-fixed partitions based on source variance.
SOURCE_VAR_BASED_PARTITION,
-#if CONFIG_ML_VAR_PARTITION
// Make partition decisions with machine learning models.
ML_BASED_PARTITION
-#endif // CONFIG_ML_VAR_PARTITION
} PARTITION_SEARCH_TYPE;
typedef enum {@@ -351,12 +349,6 @@
// Prune reference frames for rectangular partitions.
int prune_ref_frame_for_rect_partitions;
- // Threshold values used for ML based rectangular partition search pruning.
- // If < 0, the feature is turned off.
- // Higher values mean more aggressiveness to skip rectangular partition
- // search that results in better encoding speed but worse coding performance.
- int ml_prune_rect_partition_threhold[4];
-
// Sets min and max partition sizes for this 64x64 region based on the
// same 64x64 in last encoded frame, and the left and above neighbor.
AUTO_MIN_MAX_MODE auto_min_max_partition_size;
@@ -511,19 +503,28 @@
// Partition search early breakout thresholds.
PARTITION_SEARCH_BREAKOUT_THR partition_search_breakout_thr;
- // Use ML-based partition search early breakout.
- int use_ml_partition_search_breakout;
- // Higher values mean more aggressiveness for partition search breakout that
- // results in better encoding speed but worse compression performance.
- float ml_partition_search_breakout_thresh[3];
+ struct {+ // Use ML-based partition search early breakout.
+ int search_breakout;
+ // Higher values mean more aggressiveness for partition search breakout that
+ // results in better encoding speed but worse compression performance.
+ float search_breakout_thresh[3];
- // Machine-learning based partition search early termination
- int ml_partition_search_early_termination;
+ // Machine-learning based partition search early termination
+ int search_early_termination;
- // Machine-learning based partition search pruning using prediction residue
- // variance.
- int ml_var_partition_pruning;
+ // Machine-learning based partition search pruning using prediction residue
+ // variance.
+ int var_pruning;
+ // Threshold values used for ML based rectangular partition search pruning.
+ // If < 0, the feature is turned off.
+ // Higher values mean more aggressiveness to skip rectangular partition
+ // search that results in better encoding speed but worse coding
+ // performance.
+ int prune_rect_thresh[4];
+ } rd_ml_partition;
+
// Allow skipping partition search for still image frame
int allow_partition_search_skip;
@@ -598,6 +599,9 @@
// Search method used by temporal filtering in full_pixel_motion_search.
SEARCH_METHODS temporal_filter_search_method;
+
+ // Use machine learning based partition search.
+ int nonrd_use_ml_partition;
} SPEED_FEATURES;
struct VP9_COMP;