ref: a0b9b050b845c2ed03f8c6405517ece0ad0e6ed1
parent: 7adfa9f4cb7341f1bdddad23946d216c107a0751
author: Yaowu Xu <yaowu@google.com>
date: Wed Jan 22 09:57:03 EST 2014
Added a speed feature That force the stop of subpel search possibly at full/half/quater pel stages Change-Id: Ie50c500417bd78e1a53e6620bd4c2b85f63d9c67