[FFmpeg-user] How would you record a single window's video and, audio on Linux?

[John Lewis]

I don't know, I would have to try it.

On 07/06/2016 11:38 PM, Lou wrote:
> On Wed, 6 Jul 2016 23:01:27 -0400
> John Lewis <oflameo2 at gmail.com> wrote:
>
>> Could I feed new coordinates in an existing ffmpeg process and cause it
>> to record that frame instead of the old one?
> If I understand you correctly you could record the whole screen and use
> crop filter to set the recorded area. Change crop x,y with zmq filter.
> No idea if it will work but maybe worth a try.
>
> http://ffmpeg.org/ffmpeg-filters.html#zmq_002c-azmq
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