[mythtv-users] Transcoding Proglems With ffmpeg

[A JM]

Update the wiki and help those that might need help in the future.

AJM,

On 9/28/06, Tom Purl <tom at tompurl.com> wrote:
>
> Thanks to everyone for their help!  The problem ended up being my
> transcoding settings, which I didn't know how to find before I read this
> thread.  Also, someone pointed me in the direction of the "real" howto
> (and not the one on the wiki), which I hadn't seen yet, and it was very
> helpful.
>
> Thanks again to everyone who helped!
>
> Tom Purl
>
> > I'm an Ubuntu user and can't transcode. I read that this is due to a
> > problem with the default version of ffmpeg, so I compiled the latest
> > SVN code from source.  Here's the configure command that I used:
> >
> >     ./configure --enable-mp3lame --enable-libogg --enable-vorbis \
> >     > --enable-faad --enable-faac --enable-libgsm --enable-xvid \
> >     > --enable-gpl
> >
> > This successfully installed ffmpeg under /usr/local/bin.  I then
> > deleted the Ubuntu version so that MythTv would be sure to pick the
> > right version.
> >
> > THe problem is that I'm getting the following error message in my
> > mythbackend log file when I try and transcode:
> >
> >     2006-09-26 21:22:57.513 Transcoding from
> > /var/lib/mythtv//1003_20060924200000_20060924203000.nuv to
> > /var/lib/mythtv//1003_20060924200000_20060924203000.nuv.tmp
> >     2006-09-26 21:22:57.802 Unknown video codec:
> >     2006-09-26 21:22:57.819 Transcoding
> > /var/lib/mythtv//1003_20060924200000_20060924203000.nuv failed
> >     2006-09-26 21:22:57.829 Deleting
> > /var/lib/mythtv//1003_20060924200000_20060924203000.nuv.tmp
> >
> > This is the same error that I got before I "fixed" ffmpeg.  I then
> > tried to convert the same file using mythtranscode.  Here's what I
> > got:
> >
> >     /var/lib/mythtv$ sudo mythtranscode -i
> > 1003_20060924200000_20060924203000.nuv
> >     Stream: 0 Type: 0
> >     Stream: 1 Type: 1
> >     Input #0, mpeg, from '1003_20060924200000_20060924203000.nuv':
> >       Stream #0.0: Video: mpeg2video, 480x480, 29.97 fps, 6000 kb/s
> >       Stream #0.1: Audio: mp2, 48000 Hz, stereo, 384 kb/s
> >     Output #0, vob, to '1003_20060924200000_20060924203000.nuv.tmp':
> >       Stream #0.0: Video: mpeg2video, 480x480, 29.97 fps, q=2-31, 6000
> > kb/s
> >       Stream #0.1: Audio: mp2, 48000 Hz, stereo, 384 kb/s
> >     Segmentation fault
> >
> > Finally, I'm using the 0.18.1.20050510-1 version of MythTv, the
> > default version available to Ubuntu 6.06 users.
> >
> > Does anyone know how I can begin to troubleshoot this problem?  I
> > don't know what to try next.  Any help would be greatly appreciated.
> >
> > Thanks again!
> >
> > Tom Purl
> > _______________________________________________
> > mythtv-users mailing list
> > mythtv-users at mythtv.org
> > http://mythtv.org/cgi-bin/mailman/listinfo/mythtv-users
> >
>
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