[FFmpeg-devel] [PATCH][VAAPI][2/6] Add common data structures and helpers (take 3)
Michael Niedermayer
michaelni
Mon Mar 9 05:24:14 CET 2009
On Mon, Mar 09, 2009 at 01:48:33AM +0100, Diego Biurrun wrote:
> On Sun, Mar 08, 2009 at 05:51:43PM +0100, Michael Niedermayer wrote:
> >
> > glibc and "best" in the same paragraph makes me want to puke
> >
> > anyway, actual numbers: (done 3x to show that they are stable)
> >
> > k7 : cpu clocks=170059006 = 98361us (1016.663fps) 1525.0MB/s
> > mmx: cpu clocks=293085663 = 169516us (589.915fps) 884.9MB/s
> > sse: cpu clocks=170377116 = 98544us (1014.775fps) 1522.2MB/s
> > c: cpu clocks=195054405 = 112817us (886.391fps) 1329.6MB/s
> > k7 : cpu clocks=170553318 = 98645us (1013.736fps) 1520.6MB/s
> > mmx: cpu clocks=291090475 = 168362us (593.958fps) 890.9MB/s
> > sse: cpu clocks=173589832 = 100402us (995.996fps) 1494.0MB/s
> > c: cpu clocks=193683165 = 112023us (892.674fps) 1339.0MB/s
> > k7 : cpu clocks=171431091 = 99154us (1008.532fps) 1512.8MB/s
> > mmx: cpu clocks=298011922 = 172365us (580.164fps) 870.2MB/s
> > sse: cpu clocks=173702776 = 100468us (995.342fps) 1493.0MB/s
> > c: cpu clocks=194631164 = 112571us (888.328fps) 1332.5MB/s
> >
> > (core 2 based cpu in case you wonder)
> >
> > dirty patch needed to make above run:
> > (patch/commit to fix it cleanly in mplayer svn is welcome especially
> > by thouse who decided to #include config.h all over the place)
>
> I'd rather call it broken than dirty :)
>
> The build should be fixed now and work without such kludges.
maybe it should but it does not.
it just generates 8 binaries that each call libc memcpy() and result
thus in rather boring and misleading information.
[...]
--
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
I am the wisest man alive, for I know one thing, and that is that I know
nothing. -- Socrates
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