[FFmpeg-user] Converting video to MP4 through pipes

[Thierry Florac]

Le Tue, 25 Sep 2012 08:19:18 +0000 (UTC),
  Carl Eugen Hoyos <cehoyos at ag.or.at> a écrit:

> Carl Eugen Hoyos <cehoyos <at> ag.or.at> writes:
> 
> > Thierry Florac <thierry.florac <at> onf.fr> writes:
> > 
> > >   [mp4 @ 0xc88200] muxer does not support non seekable output
> > >   Could not write header for output file #0 (incorrect codec
> > >   parameters ?)
> > > 
> > > Any idea about how to solve this ?
> > 
> > There is no way to solve it
> 
> Actually, there is;-)
> 
> Use either -frag_duration or -frag_size to allow writing 
> mov (mp4) files to a pipe.

Thanks for the link.
Do you have any idea about how to define correct values for these
parameters ??

Regards,
Thierry