ref: 2823173ee05e70a5cf20b442a2bbe9702b490ce6
parent: c88d335f7d204bd7529d386c8f30f77b6e81c0ad
author: Yaowu Xu <yaowu@google.com>
date: Mon Mar 19 07:03:27 EDT 2012
enable 8x8 transform for MBs in intra frames When ac_yquant>171, a key frame is enabled to use 8x8 transform. In such case, MBs with DC_PRED or TM_PRED are selected to use T8x8. This change helped the full STD-HD set by ~.1% or so, which is reasonable considering how often key frame occurs in these encodings. Change-Id: Id17009ef6327252177b19e6bf0d6628827febaf1