Multimedia stack update (was Re: mplayer and codecs.conf)

Dominik 'Rathann' Mierzejewski dominik at greysector.net
Sun Jun 20 00:04:01 CEST 2010


On Wednesday, 16 June 2010 at 23:55, Nicolas Chauvet wrote:
> 2010/6/15 Dominik 'Rathann' Mierzejewski <dominik at greysector.net>:
> > (Moving discussion to -developers)
> ...
> >> > I'll fix that when I have some time. As I said before, comaintainers
> >> > are welcome.
> >> Hi Rathann,
> >>
> >> BTW, co-maintainer speaking.
> >>
> >> I'm testing another x264/FFmpeg stack for vlc-1.1.

We need latest x264 for current FFmpeg. I'll update it soon.

> >> Do you mind I can push it. for Rawhide.
> > In general, yes, but I'd like to see the diffs first.
> I will rebase on 0.6 that have been released. Since I will have fix
> for the ffmpegsuffix macro I've just used to bundle a special version
> built shared of FFmpeg for vlc. (with libva support etc).
> Or you can grab it there:
> http://rpms.kwizart.net/fedora/13/SRPMS/ffmpeg4vlc-0.6-0.4.20100612svn.fc13.src.rpm
> (but I will have more time to commit a cleaner patch next week).

But libva is not in Fedora nor in RPMFusion yet, is it?

> >> We might want to backport it in F13 once tested but:
> >>
> >> Two things:
> >> - I'm currently unable to het libvpx in (missing include intype.h or else)
> >
> > Do you have build logs somewhere that I can see them?
> I guess it's a problem with FFmpeg using a not yet release version of libvpx.
> The preliminary version of the libvpx support for FFmpeg did have that
> intype.h include.
> It was reviewed as not necessary and probably reworked in the libvpx library.

libvpx-0.9.1 fixes this. I've requested an update in Fedora:
https://bugzilla.redhat.com/show_bug.cgi?id=606002

Once that's done, it's a simple matter of adding the correct BuildRequires
and --enable-libvpx and it'll build just fine.

> >> - For F13,  vlc-1.0.x users seems to have problem to encode in mp4 with in h264.
> >
> > You mean "problem encoding h264 in mp4 container"? Any details?
> Here is one report: (not yet in bz)
> http://forum.videolan.org/viewtopic.php?f=13&t=77425&start=0
> and
> http://forum.videolan.org/viewtopic.php?f=13&t=76928

I guess this is it:
[0xb6c01380] stream_out_transcode stream out error: Failed to find conversion filter for channel mixing

I don't understand where it comes from. Please ask for "ffmpeg -i sourcefile" output.

Regards,
R.

-- 
Fedora http://fedoraproject.org/wiki/User:Rathann
RPMFusion http://rpmfusion.org | MPlayer http://mplayerhq.hu
"Faith manages."
        -- Delenn to Lennier in Babylon 5:"Confessions and Lamentations"


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