ref: d9fc28c0a15f6731b93796c5686af339c91c7401
parent: b46243d7ff0f0d02d66010fb7830bb767046508b
author: Marco <marpan@google.com>
date: Mon Sep 26 05:57:49 EDT 2016
vp9: Reduce frame loopfilter-level for 1 pass cbr. Reduce the filt_guess for 1 pass cbr on inter-frames. This reduces visual artifact seen in rtc clip (jimred.vga), and improves metrics on rtc set. Metrics on rtc set for cbr mode overall positive, most clips are up: Speed 7 rtc: avgPSNR/SSIM up by: ~2.6/3.9% Speed 8 rtc: avgPSNR/SSIM up by: ~1.3/2.5% Change-Id: Ia4eccea1c19d65b583516df28823cd756c49464f