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| author | Marco Paniconi <marpan@google.com> | 2019-01-31 15:19:45 -0800 |
|---|---|---|
| committer | Marco Paniconi <marpan@google.com> | 2019-01-31 15:26:53 -0800 |
| commit | 63ceb97c0e4c0f23bd79f560bb703b698cf5899e (patch) | |
| tree | 1b3e682c10ce0d4776a1a075885e626d0eabf921 /vp9 | |
| parent | 7593588eb1c7e786b62c5f21c081a4bfb1d00d4f (diff) | |
| download | libvpx-63ceb97c0e4c0f23bd79f560bb703b698cf5899e.tar libvpx-63ceb97c0e4c0f23bd79f560bb703b698cf5899e.tar.gz libvpx-63ceb97c0e4c0f23bd79f560bb703b698cf5899e.tar.bz2 libvpx-63ceb97c0e4c0f23bd79f560bb703b698cf5899e.zip | |
vp9: Tune qp_thresh to disable cyclic refresh for screen
For screen-content mode, with aq-mode=3: increase the
qp thresh for disabling the cyclic refresh.
Improves bitrate convergence for content that has been
static for long period.
Change-Id: Ica63a741402923a611ab1b86c0900f75d2d5f941
Diffstat (limited to 'vp9')
| -rw-r--r-- | vp9/encoder/vp9_aq_cyclicrefresh.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/vp9/encoder/vp9_aq_cyclicrefresh.c b/vp9/encoder/vp9_aq_cyclicrefresh.c index a2a742493..ef8cd46b4 100644 --- a/vp9/encoder/vp9_aq_cyclicrefresh.c +++ b/vp9/encoder/vp9_aq_cyclicrefresh.c @@ -479,7 +479,8 @@ void vp9_cyclic_refresh_update_parameters(VP9_COMP *const cpi) { double weight_segment_target = 0; double weight_segment = 0; int thresh_low_motion = (cm->width < 720) ? 55 : 20; - int qp_thresh = VPXMIN(20, rc->best_quality << 1); + int qp_thresh = VPXMIN((cpi->oxcf.content == VP9E_CONTENT_SCREEN) ? 35 : 20, + rc->best_quality << 1); cr->apply_cyclic_refresh = 1; if (frame_is_intra_only(cm) || cpi->svc.temporal_layer_id > 0 || is_lossless_requested(&cpi->oxcf) || |