[LAU] FFMPEG - Recording sound from jack

[list]

Yes.
Thank you very much.
All the best.




Le Tue, 8 Aug 2017 10:40:41 -0500,
"Chris Caudle" <chris at chriscaudle.org> a écrit :

> On Tue, August 8, 2017 10:29 am, list wrote:
> > Sure i've already done an  :
> > ffmpeg -f jack -ac 2  -i hw:1 -f x11grab -s 1920x1080 -r 25 -i :0.0
> > nul.mp4  
> 
> The input descriptor you used, "-i hw:1" is the format for describing
> ALSA device numbers.
> 
> I will repeat my earlier admonition to read the ffmpeg man page to
> see how you connect jack ports to ffmpeg.
> https://www.ffmpeg.org/ffmpeg-devices.html#jack
>