[FFmpeg-user] mp4 concat demuxer problem

Konrad Karl kk_konrad at gmx.at
Mon May 12 14:03:36 CEST 2014

On Sat, May 10, 2014 at 05:42:29PM +0200, Nicolas George wrote:
> Le septidi 17 flor?al, an CCXXII, Konrad Karl a ?crit?:
> > Q1: what would have been the proper command line before the invention of -auto_convert ?
> AFAIK, nothing short of remuxing to MPEG-TS and concatenating the bitstream.
> If I understand correctly, this is an unavoidable flaw of H.264-in-MP4
> format.


> > Q2: the -auto-convert description says: .... This is necessary in particular
> >     if there are resolution changes.... :  I am failing to notice any
> >     resolution changes, so where/how they are hiding?
> I believe the documentation does not state that resolution changes are the
> only reason for this option to be necessary, only a common one.

Thats correct, I was just curious. Thanks for clarification!


> Regards,
> -- 
>   Nicolas George

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