ref: 581eed2bc0565f3ddd169c5084cb2afbde188597
parent: b5b1a775307468ac9c3612d0d839ddd3bfe5930c
parent: e3e770dbf7fb49c7199b6d0378cf80d62e0666c8
author: Marco Paniconi <marpan@google.com>
date: Mon Dec 17 18:09:22 EST 2018
Merge "vp9-svc: Define rc scene change flag per superframe"
--- a/vp9/encoder/vp9_encodeframe.c
+++ b/vp9/encoder/vp9_encodeframe.c
@@ -1382,7 +1382,7 @@
x->sb_mvrow_part = mi->mv[0].as_mv.row;
if (cpi->oxcf.content == VP9E_CONTENT_SCREEN &&
cpi->svc.spatial_layer_id == 0 &&
- cpi->rc.high_num_blocks_with_motion && !x->zero_temp_sad_source &&
+ cpi->svc.high_num_blocks_with_motion && !x->zero_temp_sad_source &&
cm->width > 640 && cm->height > 480) {// Disable split below 16x16 block size when scroll motion is detected.
// TODO(marpan/jianj): Improve this condition: issue is that search
--- a/vp9/encoder/vp9_encoder.c
+++ b/vp9/encoder/vp9_encoder.c
@@ -3848,6 +3848,7 @@
if (svc->spatial_layer_id == svc->first_spatial_layer_to_encode) {svc->high_source_sad_superframe = cpi->rc.high_source_sad;
+ svc->high_num_blocks_with_motion = cpi->rc.high_num_blocks_with_motion;
// On scene change reset temporal layer pattern to TL0.
// Note that if the base/lower spatial layers are skipped: instead of
// inserting base layer here, we force max-q for the next superframe
--- a/vp9/encoder/vp9_speed_features.c
+++ b/vp9/encoder/vp9_speed_features.c
@@ -424,6 +424,7 @@
static void set_rt_speed_feature_framesize_independent(
VP9_COMP *cpi, SPEED_FEATURES *sf, int speed, vp9e_tune_content content) {VP9_COMMON *const cm = &cpi->common;
+ SVC *const svc = &cpi->svc;
const int is_keyframe = cm->frame_type == KEY_FRAME;
const int frames_since_key = is_keyframe ? 0 : cpi->rc.frames_since_key;
sf->static_segmentation = 0;
@@ -479,7 +480,7 @@
// Reference masking only enabled for 1 spatial layer, and if none of the
// references have been scaled. The latter condition needs to be checked
// for external or internal dynamic resize.
- sf->reference_masking = (cpi->svc.number_spatial_layers == 1);
+ sf->reference_masking = (svc->number_spatial_layers == 1);
if (sf->reference_masking == 1 &&
(cpi->external_resize == 1 ||
cpi->oxcf.resize_mode == RESIZE_DYNAMIC)) {@@ -615,7 +616,7 @@
}
// Keep nonrd_keyframe = 1 for non-base spatial layers to prevent
// increase in encoding time.
- if (cpi->use_svc && cpi->svc.spatial_layer_id > 0) sf->nonrd_keyframe = 1;
+ if (cpi->use_svc && svc->spatial_layer_id > 0) sf->nonrd_keyframe = 1;
if (cm->frame_type != KEY_FRAME && cpi->resize_state == ORIG &&
cpi->oxcf.rc_mode == VPX_CBR)
sf->overshoot_detection_cbr_rt = FAST_DETECTION_MAXQ;
@@ -653,7 +654,7 @@
(cm->width * cm->height <= 640 * 360) ? 40000 : 60000;
if (cpi->content_state_sb_fd == NULL &&
(!cpi->use_svc ||
- cpi->svc.spatial_layer_id == cpi->svc.number_spatial_layers - 1)) {+ svc->spatial_layer_id == svc->number_spatial_layers - 1)) {cpi->content_state_sb_fd = (uint8_t *)vpx_calloc(
(cm->mi_stride >> 3) * ((cm->mi_rows >> 3) + 1), sizeof(uint8_t));
}
@@ -662,7 +663,7 @@
// Enable short circuit for low temporal variance.
sf->short_circuit_low_temp_var = 1;
}
- if (cpi->svc.temporal_layer_id > 0) {+ if (svc->temporal_layer_id > 0) {sf->adaptive_rd_thresh = 4;
sf->limit_newmv_early_exit = 0;
sf->base_mv_aggressive = 1;
@@ -676,16 +677,15 @@
sf->mv.fullpel_search_step_param = 10;
// For SVC: use better mv search on base temporal layer, and only
// on base spatial layer if highest resolution is above 640x360.
- if (cpi->svc.number_temporal_layers > 2 &&
- cpi->svc.temporal_layer_id == 0 &&
- (cpi->svc.spatial_layer_id == 0 ||
+ if (svc->number_temporal_layers > 2 && svc->temporal_layer_id == 0 &&
+ (svc->spatial_layer_id == 0 ||
cpi->oxcf.width * cpi->oxcf.height <= 640 * 360)) {sf->mv.search_method = NSTEP;
sf->mv.fullpel_search_step_param = 6;
}
- if (cpi->svc.temporal_layer_id > 0 || cpi->svc.spatial_layer_id > 1) {+ if (svc->temporal_layer_id > 0 || svc->spatial_layer_id > 1) {sf->use_simple_block_yrd = 1;
- if (cpi->svc.non_reference_frame)
+ if (svc->non_reference_frame)
sf->mv.subpel_search_method = SUBPEL_TREE_PRUNED_EVENMORE;
}
if (cpi->use_svc && cpi->row_mt && cpi->oxcf.max_threads > 1)
@@ -696,28 +696,28 @@
if (!cpi->last_frame_dropped && cpi->resize_state == ORIG &&
!cpi->external_resize &&
(!cpi->use_svc ||
- (cpi->svc.spatial_layer_id == cpi->svc.number_spatial_layers - 1 &&
- !cpi->svc.last_layer_dropped[cpi->svc.number_spatial_layers - 1]))) {+ (svc->spatial_layer_id == svc->number_spatial_layers - 1 &&
+ !svc->last_layer_dropped[svc->number_spatial_layers - 1]))) {sf->copy_partition_flag = 1;
cpi->max_copied_frame = 2;
// The top temporal enhancement layer (for number of temporal layers > 1)
// are non-reference frames, so use large/max value for max_copied_frame.
- if (cpi->svc.number_temporal_layers > 1 &&
- cpi->svc.temporal_layer_id == cpi->svc.number_temporal_layers - 1)
+ if (svc->number_temporal_layers > 1 &&
+ svc->temporal_layer_id == svc->number_temporal_layers - 1)
cpi->max_copied_frame = 255;
}
// For SVC: enable use of lower resolution partition for higher resolution,
// only for 3 spatial layers and when config/top resolution is above VGA.
// Enable only for non-base temporal layer frames.
- if (cpi->use_svc && cpi->svc.use_partition_reuse &&
- cpi->svc.number_spatial_layers == 3 && cpi->svc.temporal_layer_id > 0 &&
+ if (cpi->use_svc && svc->use_partition_reuse &&
+ svc->number_spatial_layers == 3 && svc->temporal_layer_id > 0 &&
cpi->oxcf.width * cpi->oxcf.height > 640 * 480)
sf->svc_use_lowres_part = 1;
// For SVC when golden is used as second temporal reference: to avoid
// encode time increase only use this feature on base temporal layer.
// (i.e remove golden flag from frame_flags for temporal_layer_id > 0).
- if (cpi->use_svc && cpi->svc.use_gf_temporal_ref_current_layer &&
- cpi->svc.temporal_layer_id > 0)
+ if (cpi->use_svc && svc->use_gf_temporal_ref_current_layer &&
+ svc->temporal_layer_id > 0)
cpi->ref_frame_flags &= (~VP9_GOLD_FLAG);
}
@@ -789,7 +789,7 @@
(uint8_t *)vpx_calloc((cm->mi_stride >> 3) * ((cm->mi_rows >> 3) + 1),
sizeof(*cpi->count_lastgolden_frame_usage));
}
- if (cpi->svc.previous_frame_is_intra_only) {+ if (svc->previous_frame_is_intra_only) {sf->partition_search_type = FIXED_PARTITION;
sf->always_this_block_size = BLOCK_64X64;
}
@@ -796,8 +796,8 @@
// Special case for screen content: increase motion search on base spatial
// layer when high motion is detected or previous SL0 frame was dropped.
if (cpi->oxcf.content == VP9E_CONTENT_SCREEN && cpi->oxcf.speed >= 5 &&
- cpi->svc.spatial_layer_id == 0 &&
- (cpi->rc.high_num_blocks_with_motion || cpi->svc.last_layer_dropped[0])) {+ svc->spatial_layer_id == 0 &&
+ (svc->high_num_blocks_with_motion || svc->last_layer_dropped[0])) {sf->mv.search_method = NSTEP;
sf->mv.fullpel_search_step_param = 2;
}
--- a/vp9/encoder/vp9_svc_layercontext.c
+++ b/vp9/encoder/vp9_svc_layercontext.c
@@ -884,7 +884,10 @@
svc->non_reference_frame = 0;
}
- if (svc->spatial_layer_id == 0) svc->high_source_sad_superframe = 0;
+ if (svc->spatial_layer_id == 0) {+ svc->high_source_sad_superframe = 0;
+ svc->high_num_blocks_with_motion = 0;
+ }
if (svc->temporal_layering_mode != VP9E_TEMPORAL_LAYERING_MODE_BYPASS &&
svc->last_layer_dropped[svc->spatial_layer_id] &&
--- a/vp9/encoder/vp9_svc_layercontext.h
+++ b/vp9/encoder/vp9_svc_layercontext.h
@@ -143,10 +143,11 @@
INTER_LAYER_PRED disable_inter_layer_pred;
- // Flag to indicate scene change at current superframe, scene detection is
- // currently checked for each superframe prior to encoding, on the full
- // resolution source.
+ // Flag to indicate scene change and high num of motion blocks at current
+ // superframe, scene detection is currently checked for each superframe prior
+ // to encoding, on the full resolution source.
int high_source_sad_superframe;
+ int high_num_blocks_with_motion;
// Flags used to get SVC pattern info.
int update_buffer_slot[VPX_SS_MAX_LAYERS];
--
⑨