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| author | jackychen <jackychen@google.com> | 2016-06-24 09:39:27 -0700 |
|---|---|---|
| committer | jackychen <jackychen@google.com> | 2016-06-24 12:09:13 -0700 |
| commit | 7991241a50f9cf271dcb1063b9fbee0f025eb263 (patch) | |
| tree | 3d6f7914c372550e9a4f57eacb1516a3af6f9cc0 /vp9/encoder/vp9_pickmode.c | |
| parent | 7ed1d54ab4b75037e90c46135cfe01b7dc47fa4d (diff) | |
| download | libvpx-7991241a50f9cf271dcb1063b9fbee0f025eb263.tar libvpx-7991241a50f9cf271dcb1063b9fbee0f025eb263.tar.gz libvpx-7991241a50f9cf271dcb1063b9fbee0f025eb263.tar.bz2 libvpx-7991241a50f9cf271dcb1063b9fbee0f025eb263.zip | |
vp9: Change the scheme for modeling rd for bsize 32x32.
For real-time CBR mode, use model_rd_for_sb_y_large instead of
model_rd_for_sb_y for 32x32 block. In the former model, transform
might be skipped more aggressively in some condtions, which speeds
up encoding time with only a little PSNR/SSIM drop on rtc test set.
No obvious visual quality regression.
PSNR effect on different speed settings:
speed 8 rtc: 0.129% overall PSNR drop, 0.137% SSIM drop
speed 7 rtc: 0.135% overall PSNR drop, 0.062% SSIM drop
speed 5 rtc_derf: 0.105% overall PSNR drop, 0.095% SSIM drop
Speed up:
gips_motion_WHD, 1mbps: 3.29% faster on speed 7, 2.56% faster on speed8
gips_stat_WHD, 1mbps: 2.17% faster on speed 7, 1.62% faster on speed8
BUG=webm:1250
Change-Id: I818babce5b8549b4b1a7c3978df8591bffde7173
Diffstat (limited to 'vp9/encoder/vp9_pickmode.c')
| -rw-r--r-- | vp9/encoder/vp9_pickmode.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/vp9/encoder/vp9_pickmode.c b/vp9/encoder/vp9_pickmode.c index 6fcc2a70f..fa0fea0c1 100644 --- a/vp9/encoder/vp9_pickmode.c +++ b/vp9/encoder/vp9_pickmode.c @@ -1727,9 +1727,9 @@ void vp9_pick_inter_mode(VP9_COMP *cpi, MACROBLOCK *x, vp9_build_inter_predictors_sby(xd, mi_row, mi_col, bsize); // For large partition blocks, extra testing is done. - if (cpi->oxcf.rc_mode == VPX_CBR && bsize > BLOCK_32X32 && - !cyclic_refresh_segment_id_boosted(xd->mi[0]->segment_id) && - cm->base_qindex) { + if (cpi->oxcf.rc_mode == VPX_CBR && bsize >= BLOCK_32X32 && + !cyclic_refresh_segment_id_boosted(xd->mi[0]->segment_id) && + cm->base_qindex) { model_rd_for_sb_y_large(cpi, bsize, x, xd, &this_rdc.rate, &this_rdc.dist, &var_y, &sse_y, mi_row, mi_col, &this_early_term); |