Why can’t two programs access my webcam simultaneously?
- by qdii
I first launch cheese and my webcam turns on. I then run vlc to grab the output of /dev/video0 but it fails with:
[0x7f3ea40012e8] v4l2 demux error: cannot set input 0: Device or resource busy
[0x7f3ea40012e8] v4l2 demux error: cannot set input 0: Device or resource busy
[0x7f3ea4002168] v4l2 access error: cannot set input 0: Device or resource…