generic-library/vpx
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4 Commits

Author SHA1 Message Date
Yunqing Wang
b6679879b8 Return sse value in vp8_variance SSE2 functions 
Minor modification.

Change-Id: I09511d38fd1451d5c4106a48acdb3f766ce59cb7
 2011-05-25 11:55:41 -04:00
Yunqing Wang
7b8e7f0f3a Add vp8_sub_pixel_variance16x8_ssse3 function 
Added SSSE3 function

Change-Id: I8c304c92458618d93fda3a2f62bd09ccb63e75ad
 2011-03-09 12:33:21 -05:00
Yunqing Wang
419f638910 Improve SSE2 half-pixel filter funtions 
Rewrote these functions to process 16 pixels once instead of 8.

Change-Id: Ic67e80124467a446a3df4cfecfb76a4248602adb
 2011-03-08 16:25:06 -05:00
Yunqing Wang
244e2e1451 Write SSSE3 sub-pixel filter function 
1. Process 16 pixels at one time instead of 8.
2. Add check for both xoffset =0 and yoffset=0, which happens
   during motion search.
This change gave encoder 1%~3% performance gain.

Change-Id: Idaa39506b48f4f8b2fbbeb45aae8226fa32afb3e
 2011-03-08 13:29:01 -05:00