0
votes
1answer
11 views

Video for Linux (V4L) generator driver

I would like to experiment with tvheadend but prior to investing in an actual capture card I was wondering if V4L supports a "generate" capture "card" that can just offer video stream of an image or ...
0
votes
2answers
65 views

Camera's in Linux switch filename on boot

I've got a few camera's for use in Zoneminder. But they tend to switch places upon boot. One tiem camera a will get /dev/video0, the other time it will be /dev/video1. Is there a way to set these ...
1
vote
1answer
570 views

Why can’t two programs access my webcam simultaneously?

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 ...