20.1 webcam overview

20210521 By default this package assumes the real webcam is /dev/video0 and the dummy webcam is /dev/video4. The lowest numbered integrated camera is taken as the existing webcam and the highest numbered dummy video is taken as the default new webcam.

To identify the webcam devices, including the newly created dummy device:

v4l2-ctl --list-devices
Dummy video device (0x0000) (platform:v4l2loopback-000):

Integrated Camera: Integrated C (usb-0000:00:14.0-8):

To test the package before you use it for Zoom, view the video signal locally by running the following after you have started up the gui, for example.

vlc v4l2:///dev/video4

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