diff options
| author | Jerome Jiang <jianj@google.com> | 2021-09-28 16:59:21 -0700 |
|---|---|---|
| committer | Jerome Jiang <jianj@google.com> | 2022-01-27 13:12:29 -0800 |
| commit | 8a0af65f34bdf43fc63b4ce4ac9393aceab0abbf (patch) | |
| tree | 979b3be617ece8ed83081b4fd86f1ac86836ca26 /vp9/encoder/vp9_encoder.c | |
| parent | c56ab7d0c6f3fb215d571db3dacc0cc908c1b53c (diff) | |
| download | libvpx-8a0af65f34bdf43fc63b4ce4ac9393aceab0abbf.tar libvpx-8a0af65f34bdf43fc63b4ce4ac9393aceab0abbf.tar.gz libvpx-8a0af65f34bdf43fc63b4ce4ac9393aceab0abbf.tar.bz2 libvpx-8a0af65f34bdf43fc63b4ce4ac9393aceab0abbf.zip | |
Use background segmentation mask with ROI
RTC sample encoder vpx_temporal_svc_encoder can take mask files as input
when ROI_MAP is set to 1.
Uses ROI and segmentation of vp9 to skip background encoding when
source_sad is low and the correspond block in previous frame is also
skipped.
Change-Id: I8590e6f9a88cecfa1d7f375d4cc480f0f2af87b6
Diffstat (limited to 'vp9/encoder/vp9_encoder.c')
| -rw-r--r-- | vp9/encoder/vp9_encoder.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/vp9/encoder/vp9_encoder.c b/vp9/encoder/vp9_encoder.c index 7e80835f6..ac0efced7 100644 --- a/vp9/encoder/vp9_encoder.c +++ b/vp9/encoder/vp9_encoder.c @@ -618,7 +618,7 @@ static void apply_roi_map(VP9_COMP *cpi) { } if (skip[i] != 0) { vp9_enable_segfeature(seg, i, SEG_LVL_SKIP); - vp9_set_segdata(seg, i, SEG_LVL_SKIP, skip[i]); + vp9_set_segdata(seg, i, SEG_LVL_SKIP, 0); } if (ref_frame[i] >= 0) { int valid_ref = 1; @@ -4137,11 +4137,22 @@ static int encode_without_recode_loop(VP9_COMP *cpi, size_t *size, vp9_alt_ref_aq_setup_map(cpi->alt_ref_aq, cpi); } else { #endif - if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) { + // If ROI is enabled and skip feature is used for segmentation, apply cyclic + // refresh but not apply ROI for skip for the first 20 frames (defined by + // FRAMES_NO_SKIPPING_AFTER_KEY) after key frame to improve quality. + if (cpi->roi.enabled && !frame_is_intra_only(cm)) { + if (cpi->roi.skip[BACKGROUND_SEG_SKIP_ID]) { + if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) + vp9_cyclic_refresh_setup(cpi); + if (cpi->rc.frames_since_key > FRAMES_NO_SKIPPING_AFTER_KEY) + apply_roi_map(cpi); + } else { + apply_roi_map(cpi); + } + } else if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ) { vp9_cyclic_refresh_setup(cpi); - } else if (cpi->roi.enabled && !frame_is_intra_only(cm)) { - apply_roi_map(cpi); } + #if !CONFIG_REALTIME_ONLY } #endif |