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vp9: Add flag to control usage of skin detection.

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Set off as default; on for 1 pass cbr mode, speed >=5, non-screen-content.

Change-Id: I03f2497e4028b354fd83b8a7d0e072c2a6bec878
This commit is contained in:
Marco 2016-02-01 11:52:49 -08:00
parent f51dd8c2ac
commit 734dc36173
4 changed files with 14 additions and 3 deletions
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2
vp9/encoder/vp9_aq_cyclicrefresh.c
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@ -210,7 +210,7 @@ void vp9_cyclic_refresh_update_segment(VP9_COMP *const cpi,
int is_skin = 0; int is_skin = 0;
if (refresh_this_block == 0 && if (refresh_this_block == 0 &&
bsize <= BLOCK_16X16 && bsize <= BLOCK_16X16 &&
cpi->oxcf.content != VP9E_CONTENT_SCREEN) { cpi->use_skin_detection) {
is_skin = vp9_compute_skin_block(p[0].src.buf, is_skin = vp9_compute_skin_block(p[0].src.buf,
p[1].src.buf, p[1].src.buf,
p[2].src.buf, p[2].src.buf,

4
vp9/encoder/vp9_encodeframe.c
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@ -779,8 +779,8 @@ static int choose_partitioning(VP9_COMP *cpi,
// (i.e., y_sad < cpi->vbp_threshold_sad) below. For now leave this as is. // (i.e., y_sad < cpi->vbp_threshold_sad) below. For now leave this as is.
x->sb_is_skin = 0; x->sb_is_skin = 0;
#if !CONFIG_VP9_HIGHBITDEPTH #if !CONFIG_VP9_HIGHBITDEPTH
if (cpi->oxcf.content != VP9E_CONTENT_SCREEN && (!low_res && (mi_col >= 8 && if (cpi->use_skin_detection && !low_res && (mi_col >= 8 &&
mi_col + 8 < cm->mi_cols && mi_row >= 8 && mi_row + 8 < cm->mi_rows))) { mi_col + 8 < cm->mi_cols && mi_row >= 8 && mi_row + 8 < cm->mi_rows)) {
int num_16x16_skin = 0; int num_16x16_skin = 0;
int num_16x16_nonskin = 0; int num_16x16_nonskin = 0;
uint8_t *ysignal = x->plane[0].src.buf; uint8_t *ysignal = x->plane[0].src.buf;

9
vp9/encoder/vp9_encoder.c
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@ -1671,6 +1671,7 @@ VP9_COMP *vp9_create_compressor(VP9EncoderConfig *oxcf,
cpi->resize_state = 0; cpi->resize_state = 0;
cpi->resize_avg_qp = 0; cpi->resize_avg_qp = 0;
cpi->resize_buffer_underflow = 0; cpi->resize_buffer_underflow = 0;
cpi->use_skin_detection = 0;
cpi->common.buffer_pool = pool; cpi->common.buffer_pool = pool;
cpi->rc.high_source_sad = 0; cpi->rc.high_source_sad = 0;
@ -3330,6 +3331,14 @@ static void encode_without_recode_loop(VP9_COMP *cpi,
set_size_independent_vars(cpi); set_size_independent_vars(cpi);
set_size_dependent_vars(cpi, &q, &bottom_index, &top_index); set_size_dependent_vars(cpi, &q, &bottom_index, &top_index);
if (cpi->oxcf.speed >= 5 &&
cpi->oxcf.pass == 0 &&
cpi->oxcf.rc_mode == VPX_CBR &&
cpi->oxcf.content != VP9E_CONTENT_SCREEN &&
cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) {
cpi->use_skin_detection = 1;
}
vp9_set_quantizer(cm, q); vp9_set_quantizer(cm, q);
vp9_set_variance_partition_thresholds(cpi, q); vp9_set_variance_partition_thresholds(cpi, q);

2
vp9/encoder/vp9_encoder.h
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@ -494,6 +494,8 @@ typedef struct VP9_COMP {
int resize_buffer_underflow; int resize_buffer_underflow;
int resize_count; int resize_count;
int use_skin_detection;
NOISE_ESTIMATE noise_estimate; NOISE_ESTIMATE noise_estimate;
// VAR_BASED_PARTITION thresholds // VAR_BASED_PARTITION thresholds