[FFmpeg-devel] [PATCH 2/5] fate: avoid framemd5, use framecrc its faster

Nicolas George nicolas.george at normalesup.org
Fri May 10 14:33:57 CEST 2013

Le decadi 20 floréal, an CCXXI, Michael Niedermayer a écrit :
> aviocat md5:             user    0m2.004s    sys 0m0.108s
> gnu md5sum               user    0m1.272s    sys 0m0.116s

There still is room for improvement. But I will have to test further to see
why the difference is so huge on Atom.

> Note, my ffmpeg tests did read the random file as if it was
> rawvideo (which it was not) no real demuxing thus done
> test done with a random 900mb file on sandybridge i7 4ghz

I used -f data for that, plus -c copy -map 0.


  Nicolas George
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