totem/gstreamer/ffmpeg issues

[Conrad Meyer]

On Tuesday 04 November 2008 06:48:44 pm Dominik 'Rathann' Mierzejewski wrote:
> On Wednesday, 05 November 2008 at 03:24, Ralf Corsepius wrote:
> > On Tue, 2008-11-04 at 21:04 +0100, Hans de Goede wrote:
> > > Ralf Corsepius wrote:
> > > > Hi,
> > > >
> > > > I don't know what has changed (and whose fault it might be), but
> > > > today's rpmfusion/rawhide update broke totem video play back badly
> > > > for me on an F10/rawhide + rpmfusion-free + rpmfusion-nonfree system.
> > > >
> > > > E.g. I am observing
> > > > * selinux alerts related toten-video-thumbnailer and totem itself
> > > > having selinux problems with libavformat
> > > > * playback of many (all?) *.flv's and *.mp4's has stopped working (So
> > > > far, I haven't found any file for which it works).
> > > > ...
> > > >
> > > > All I can say: rpmfusion things used to work when I tried last
> > > > weekend, and now don't do so anymore.
> > >
> > > This is most likely caused by the new ffmpeg which has cpu specific
> > > optimalizations turned on for the first time, try manualy removing the
> > > version under /usr/lib[64]/sse2, that should make you fallback to the
> > > old no cpu specific optimalizations version.
> >
> > The initial sealert is on sse2/libavcodec.so.51.71.0.
> >
> > Manually removing /usr/lib/sse2/libavcodec.so.51.71.0 triggers a similar
> > sealert on /usr/lib/sse2/libavutil.so.49.10.0
> >
> > Removing both
> > /usr/lib/sse2/libavcodec.so.51.71.0
> > /usr/lib/sse2/libavutil.so.49.10.0
> > brings totem back into business.
>
> And costs up to 70% of performance.

I'm not sure Intel Atom cpus *have* SSE2.

-- 
Conrad Meyer <konrad at tylerc.org>