ref: e3168b0c54d2fd7371f65e347add93bf9b2fafc4
parent: c8e38a6c69bad21836b1fbf45b074b7717235857
parent: 64f728caef5d9f019222c6989a9c6df17464dd69
author: Yunqing Wang <yunqingwang@google.com>
date: Mon Nov 18 05:03:41 EST 2013
Merge "Do horizontal loopfiltering in parallel"