shithub: libvpx

Download patch

ref: b60617f5ff9e50ac0d7878752efba27bcaaf3037
parent: 8697d14ec8ca4a0d6062ad8b11cf3f97fe62f6d4
author: Marco <marpan@google.com>
date: Thu Mar 2 08:01:53 EST 2017

vp9: Speed 8: reduce the adaptive_rd_thresh level.

Reduce the level from 4 to 2.
This gives ~1-2% quality gain on RTC set, with small decreaee in speed (~1-2% on mac).

Change-Id: I7d959731badcee3d45b2f4a08efe378765016a13

--- a/vp9/encoder/vp9_speed_features.c
+++ b/vp9/encoder/vp9_speed_features.c
@@ -554,6 +554,9 @@
             vp9_noise_estimate_extract_level(&cpi->noise_estimate);
         if (noise_level >= kMedium) sf->short_circuit_low_temp_var = 2;
       }
+      // Since the short_circuit_low_temp_var is used, reduce the
+      // adaptive_rd_thresh level.
+      sf->adaptive_rd_thresh = 2;
     }
     sf->limit_newmv_early_exit = 0;
     sf->use_simple_block_yrd = 0;