ref: eefe8692917bd4b1bcfafe4772ae81874e49fbc3
parent: 91471d6aad285ff10e7582e485d8adadd1986fe2
author: Jingning Han <jingning@google.com>
date: Fri Dec 12 09:33:52 EST 2014
Simplify rate-distortion modeling function Use left shift to replace one multiplication. The computation outcome remains identical. Change-Id: I1e1737af0a245de0d2a2bde10f0c171477199fc1