[FFmpeg-user] difference between filter_complex and vf

Atli Thorbjornsson atlithorn at gmail.com
Fri Jun 1 17:41:07 CEST 2012

Thank You Nicolas! How would I go about combining the filters? Do I create
a new filter_complex command or add it to the end of my existing command?
Can't seem to get either to work.


On 1 June 2012 14:00, Nicolas George <nicolas.george at normalesup.org> wrote:

> Le quartidi 14 prairial, an CCXX, Atli Thorbjornsson a écrit :
> > Hi I'm trying to combined 2 files via overlay for video and amix for
> audio.
> Do not use amix, it is misdesigned. Use amerge and pan instead.
> > But I never get the filtergraph to work when I use -vf (even if I leave
> out
> > the -af part)
> > I always get this error:
> -vf works with a single input and a single output. What you want to do
> requires the -filter_complex option.
> Regards,
> --
>  Nicolas George
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