[packman] Latest build of libx264 built with --disable-asm??
Rodney Baker
rodney.baker at iinet.net.au
Sat Aug 29 10:00:03 CEST 2009
On Saturday 29 August 2009 05:30:05 Manfred Tremmel wrote:
> Am Freitag, 28. August 2009 schrieb Leon Freitag:
> > On Friday 28 August 2009 00:23:06 Rodney Baker wrote:
> > > Hi all.
> > >
> > > The svn20090824 packman build of libx264 has serious performance
> > > issues; when converting files via ffmpeg it shows the following:
> > >
> > > [libx264 @ 0x8076790]using cpu capabilities: none!
> > >
> > > This results in frame rates about 75% lower than expected on this
> > > hardware (drops from 50+ fps to 11fps on fast first pass and 25fps
> > > to 2fps using hq preset with identical settings to the previous
> > > build).
>
> Install the new i686 build package. You should get the old speed back.
>
> > we are migrating to a new build system now (based on OBS), and we are
> > having troubles with building i686 packages; and i586 packages are
> > built without optimisation.
>
> Yes, they do not use mmx and sse assembler parts to be compatible to
> i586 cpus that makes it work slower.
>
> > @Manfred: maybe it's a good idea to rebuild x264 on the old build
> > system to retain the i686 packages?
>
> I've removed more then only this i686 package, and there are even 43 on
> the server. I can rebuild this one manualy, but I can't follow all
> further automatic or manual rebuilds. I hope the settings in OBS will be
> made soon, otherwise i686 packages will be dropped.
>
> But for no, rebuild is on it's way
>
Thanks Manfred and Leon - that fixed it :-).
Regards,
Rodney.
--
===================================================
Rodney Baker VK5ZTV
rodney.baker at iinet.net.au
===================================================
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