From e88de49faae156ee84000b32033dda4b1b2cb3a7 Mon Sep 17 00:00:00 2001 From: Marco Date: Fri, 15 May 2015 11:08:24 -0700 Subject: [PATCH] Change tx_size_search_method setting for non-rd speed 5. Use the same settting as in speed >=6. This will use same logic for tx_size selecton as in speed >=6, which limits the transform size and reduces ringing artifact. Also metrics go up on average with this change: ~2% for PSNR, ~10% for SSIM. Change-Id: Ia2d50db236ae1cc72f742bfa6c9ec5ea50ff0e0a --- vp9/encoder/vp9_speed_features.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/vp9/encoder/vp9_speed_features.c b/vp9/encoder/vp9_speed_features.c index 4f9357832..61c066e5d 100644 --- a/vp9/encoder/vp9_speed_features.c +++ b/vp9/encoder/vp9_speed_features.c @@ -337,6 +337,7 @@ static void set_rt_speed_feature(VP9_COMP *cpi, SPEED_FEATURES *sf, sf->coeff_prob_appx_step = 4; sf->use_fast_coef_updates = is_keyframe ? TWO_LOOP : ONE_LOOP_REDUCED; sf->mode_search_skip_flags = FLAG_SKIP_INTRA_DIRMISMATCH; + sf->tx_size_search_method = is_keyframe ? USE_LARGESTALL : USE_TX_8X8; if (!is_keyframe) { int i; @@ -360,7 +361,6 @@ static void set_rt_speed_feature(VP9_COMP *cpi, SPEED_FEATURES *sf, // Turn on this to use non-RD key frame coding mode. sf->use_nonrd_pick_mode = 1; sf->mv.search_method = NSTEP; - sf->tx_size_search_method = is_keyframe ? USE_LARGESTALL : USE_TX_8X8; sf->mv.reduce_first_step_size = 1; sf->skip_encode_sb = 0; } -- 2.40.0