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author | Yunqing Wang <yunqingwang@google.com> | 2010-10-27 08:45:24 -0400 |
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committer | Yunqing Wang <yunqingwang@google.com> | 2010-10-27 13:36:31 -0400 |
commit | 71ecb5d7d905d1f1771b6c5e130e873dcf458b73 (patch) | |
tree | 26ef42506e0eaaf03022f4f7fbe15d617beae883 /vp8/common | |
parent | a0ae3682aa67f882006c604196f7ee83eff88d84 (diff) | |
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Full search SAD function optimization in SSE4.1
Use mpsadbw, and calculate 8 sad at once. Function list:
vp8_sad16x16x8_sse4
vp8_sad16x8x8_sse4
vp8_sad8x16x8_sse4
vp8_sad8x8x8_sse4
vp8_sad4x4x8_sse4
(test clip: tulip)
For best quality mode, this gave encoder a 5% performance boost.
For good quality mode with speed=1, this gave encoder a 3%
performance boost.
Change-Id: I083b5a39d39144f88dcbccbef95da6498e490134
Diffstat (limited to 'vp8/common')
0 files changed, 0 insertions, 0 deletions