[FFmpeg-devel] H.264 & interlacing artifacts

Craig Whitmore lennon
Sat Jul 26 04:35:09 CEST 2008

I've tried all my tests and now the video/audio gets out of SYNC majorly
(gets more and more out of sync up to a point the video/audio starts to

using -mc 2 gets the audio/video in sync back again. the Audio/Video
Sync has been a problem for a while in alot my test h264 files from
various places under mplayer

Thanks for the Great work Michael

On Sat, 2008-07-26 at 12:13 +1200, Paul Kendall wrote:
> Michael,
> It looks like the latest fixes to h.264 (I'm using revision 14405) seem to 
> have fixed the artifacts for NZ DVB-T on the interlaced channels :-)
> I will do some more testing, but the results so far look good!
> I do see quite a few of these
> 2008-07-26 12:04:56.757 [h264 @ 0xb7158230]number of reference frames exceeds 
> max (probably corrupt input), discarding one
> and some of these
> 2008-07-26 12:04:56.774 [h264 @ 0xb7158230]mmco: unref short failure
> Thanks
> Paul
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