[MPlayer-dev-eng] AAC decoding is out of sync

Dan Oscarsson Dan.Oscarsson at tieto.com
Sun Apr 18 18:16:47 CEST 2010


sön 2010-04-18 klockan 15:56 +0000 skrev Carl Eugen Hoyos:
> Dan Oscarsson <Dan.Oscarsson <at> tieto.com> writes:
> 
> > mplayer -mc 10 -correct-pts dvb-aac-latm.m2t
> > 
> > audio is out of sync (see when person stars talking a few seconds into
> > the movie).
> > 
> > If you instead do:
> > mplayer -mc 10 -correct-pts -ac faad dvb-aac-latm.m2t
> > 
> > audio is in sync.
> 
> Reproducible with
> mplayer dvb-aac-latm.m2t -ac ffaac,
> I suspect there is a bug if mplayer behaves differently depending on which
> codecs have been tried before the used one.

As I have also found out that if ffaac is tried before faad, faad finds
audio headers at a different place than when faad only is used, I
suspect that some data and the audio stream is not restored between each
audio codec that is tried.

   Dan




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