From 7991241a50f9cf271dcb1063b9fbee0f025eb263 Mon Sep 17 00:00:00 2001 From: jackychen Date: Fri, 24 Jun 2016 09:39:27 -0700 Subject: 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 --- vp9/encoder/vp9_pickmode.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'vp9/encoder/vp9_pickmode.c') 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); -- cgit v1.2.3