ref: 134dfea878a3793b48ddb6fa356f3b095b58334a
parent: 3aed95dbdbaeeca883a8a4c60c8203051739b8a6
parent: ed22179a82700f4f0ba58030e2f3af2c17a02e52
author: Yunqing Wang <yunqingwang@google.com>
date: Thu Oct 3 08:17:47 EDT 2013
Merge "Rewrite HORIZx4 and HORIZx8 in subpixel filter functions"