ref: 175c313a128fd3b543e73751dc2334af5c45a5fa
parent: f6d870f7ae6f968bdbc342af80c8f71fa98f2ac2
author: Yunqing Wang <yunqingwang@google.com>
date: Fri Oct 18 04:56:30 EDT 2013
Improve scale_factors struct The ref's scale_factors are set at frame level, and then copied for each partition block. Since the struct members are mostly constant, this patch separated the constant and non-constant members, and reduced struct copying. This gave 0.5% ~ 1.4% decoder speed gain. Change-Id: I94043bf5a6995c8042da52e5c661818dfa6f6d4c