[FFmpeg-devel] [PATCH 1/2] lavu/sha: Fully unroll the transform function loops

Michael Niedermayer michaelni at gmx.at
Wed Sep 11 22:23:34 CEST 2013


On Mon, Sep 09, 2013 at 08:16:39PM -0300, James Almer wrote:
> crypto_bench SHA-1 and SHA-256 results using an AMD Athlon X2 7750+, mingw32-w64 GCC 4.7.3 x86_64
> 
> Before:
> lavu       SHA-1        size: 1048576  runs:   1024  time:    9.012 +- 0.162
> lavu       SHA-256      size: 1048576  runs:   1024  time:   19.625 +- 0.173
> 
> After:
> lavu       SHA-1        size: 1048576  runs:   1024  time:    7.948 +- 0.154
> lavu       SHA-256      size: 1048576  runs:   1024  time:   17.841 +- 0.170
> 
> Signed-off-by: James Almer <jamrial at gmail.com>

applied

thanks

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Old school: Use the lowest level language in which you can solve the problem
            conveniently.
New school: Use the highest level language in which the latest supercomputer
            can solve the problem without the user falling asleep waiting.
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