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| author | Loren Merritt <lorenm@u.washington.edu> | 2007-09-29 22:31:18 +0000 |
|---|---|---|
| committer | Loren Merritt <lorenm@u.washington.edu> | 2007-09-29 22:31:18 +0000 |
| commit | 6810b93a81a8c0e845dc2bb90f9e2d35eac17cd1 (patch) | |
| tree | 5727ef05fe765c427001d23f416c23c7bafc0867 /libavformat/voc.h | |
| parent | fdf885983c878e6976a72311c56a0efefa725d11 (diff) | |
| download | ffmpeg-6810b93a81a8c0e845dc2bb90f9e2d35eac17cd1.tar.gz | |
sse2 version of compute_autocorr().
4x faster than c (somehow, even though doubles only allow 2x simd).
overal flac encoding: 15-50% faster on core2, 4-11% on k8, 3-13% on p4.
Originally committed as revision 10621 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavformat/voc.h')
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