[Ffmpeg-devel] [PATCH] minor H.264 asm optimization

[Michael Niedermayer]

Hi

On Thu, Feb 22, 2007 at 12:49:18PM -0800, Trent Piepho wrote:
> On Thu, 22 Feb 2007, Michael Niedermayer wrote:
> > -debug 0 or -v 2 with ffmpeg or so should make the TIMER stuff vissible
> > with mplayer -lavdopts debug=something should do
> 
> it needs -msglevel global=7
> 
> > > Only values I have are for mplayer -nosound -benchmark -vo null:
> > > 3 runs with old code:
> > > BENCHMARKs: VC:   9.101s VO:   0.003s A:   0.000s Sys:   0.420s = 9.525s
> > > BENCHMARKs: VC:   9.258s VO:   0.004s A:   0.000s Sys:   0.438s = 9.699s
> > > BENCHMARKs: VC:   9.089s VO:   0.003s A:   0.000s Sys:   0.420s = 9.513s
> > >
> > > 3 runs with new code:
> > > BENCHMARKs: VC:   9.184s VO:   0.004s A:   0.000s Sys:   0.419s = 9.607s
> > > BENCHMARKs: VC:   9.066s VO:   0.003s A:   0.000s Sys:   0.420s = 9.489s
> > > BENCHMARKs: VC:   9.118s VO:   0.004s A:   0.000s Sys:   0.414s = 9.536s
> > >
> > > Hardly anything you could call significant...
> >
> > but it looks a little faster from the values ...
> 
> Really?  How about my benchmarks, do those look faster?

faster then what?


> BENCHMARKs: VC:   8.636s VO:   0.006s A:   0.000s Sys:   2.950s =   11.593s
> BENCHMARKs: VC:   8.769s VO:   0.007s A:   0.000s Sys:   2.964s =   11.740s
> BENCHMARKs: VC:   8.715s VO:   0.006s A:   0.000s Sys:   2.989s =   11.710s
> 
> BENCHMARKs: VC:   8.621s VO:   0.006s A:   0.000s Sys:   3.072s =   11.700s
> BENCHMARKs: VC:   8.572s VO:   0.006s A:   0.000s Sys:   2.976s =   11.554s
> BENCHMARKs: VC:   8.586s VO:   0.007s A:   0.000s Sys:   3.098s =   11.691s
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-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Freedom in capitalist society always remains about the same as it was in
ancient Greek republics: Freedom for slave owners. -- Vladimir Lenin
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