ref: 22012ee99416dae8640e1b72009ea9aeaa143850
parent: 4e2697f5cdc661f71ce2a2b947a63cd4c25712c3
author: Yaowu Xu <yaowu@google.com>
date: Fri Feb 22 06:14:04 EST 2013
optimize 8x8 fdct rounding for accuracy The commit added a final rounding choice for 8x8 forward dct to get rid of a sign bias at DC position and improve the accuracry in term of round trip error for 8x8 fDCT/iDCT. This commit also enabled forward 8x8 dct test. Change-Id: Ib67f99b0a24d513e230c7812bc04569d472fdc50