Vid Extension Dictionary: camera-open

Opens the named camera as a video source. If no name is provided, opens the first camera that would be listed by camera-names.

Example:

vid:camera-open ; opens first camera
(vid:camera-open "Logitech Camera")

Errors:

Message "vid: no cameras found": no cameras are available.
Message "vid: camera "\<name\>" not found": if the named camera is not available.