[mythtv] Problems with NVP::WrapTimecode

Mark Spieth mark at dclabs.com.au
Sun May 21 04:04:23 UTC 2006


> I've got a whole bunch of videos that don't play properly in MythVideo
> using the Internal player. Mostly these are DVD feature rips (not ISO),
> but also some edited camcorder output.
> 
> The symptoms are various: broken a/v sync, audio dropping out, frame
> rate and audio playback doubling in speed. All are fixable by seeking
> backwards 10s after the initial problem, and all seem ok in mplayer.
> Some work ok with libmpeg2 rather than ffmpeg but it doesn't help all of
> them. (libmpeg2 seems to handle stream data corruption better and those
> are the cases it appears to help with.)
> 
> I've been debugging it today to find the problem (mostly using ffmpeg),
> and it all comes down to NVP::WrapTimecode. I'm seeing different
> problems in different files, but when I disable WrapTimecode they all
> play ok.
> 

this is why I disable autoresync
I have an #if 0 around the if that follows
// something's terribly, terribly wrong
this mean manual will work but auto wont screw things up.
mark




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