[Ffmpeg-devel] Re: MOV demuxer issue

Steve Lhomme slhomme
Thu May 11 15:42:09 CEST 2006

Baptiste COUDURIER wrote:
> Steve Lhomme wrote:
>> Hi guys,
>> We found a quicktime file that is demuxed incorrectly by libavformat
>> (latest CVS).
>> ftp://uleguadv:refulavi at ftp.divxnetworks.com/HDseenoevil1-720p.mov
>> Symptoms: when you try to remux the audio to a .aac (m4a) file, the file
>> is 13 MB long. And it doesn't play correctly in all AAC decoders I
>> tried. The MOV file plays fine in VLC (which has its own MOV demuxer).
>> If I remux the file in MKV (plays fine) and then extract the .aac
>> content (657 KB), it plays fine too.
>> ./ffmpeg -i /C/test/DivX/HDseenoevil1-720p.mov -vn -acodec copy toto.aac
>> After some investigations I noticed that at some point in the file the
>> pkt extracted is 325500 bytes big, which is a lot for an AAC frame. So I
>> assume this is a problem in the demuxer. Given other demuxers have no
>> problem with that file.
>> Steve
> Can you try with the latest patch is submited on the list ?

Bingo !

I applied "mov_demux_clean.patch" from 2006-05-08 and now it works fine.

Thanks a lot.


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