ref: c0c789ab501c569b808034340c7ca5e97d907b4f
parent: 507204316aaaca39da9ccfa93645302be4a3fd70
author: Marco <marpan@google.com>
date: Tue Mar 14 05:17:06 EDT 2017
vp9: Adjust copy partition threshold, for speed 8. Reduce it from 5 to 4, small/no change in metrics or speed. Small reduction in dragging artifact near moving head. Change-Id: Ic3bc5ca67c70bf0c89fc2ed14454840a28ae5b6a