tldr/pages/linux/uvcdynctrl.md

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2019-10-19 16:48:30 +01:00
# uvcdynctrl
> A libwebcam command line tool to manage dynamic controls in uvcvideo.
- List all available cameras:
`uvcdynctrl -l`
- Specify the device to use (defaults to `video0`):
`uvcdynctrl -d {{device_name}}`
- List available controls:
`uvcdynctrl -c`
- Set a new control value (for negative values, add -- before {{-value}}):
`uvcdynctrl -s {{control_name}} {{value}}`
- Get the current control value:
`uvcdynctrl -g {{control_name}}`
- Save the state of the current controls to a file:
`uvcdynctrl -W {{file_name}}`
- Load the state of the controls from a file:
`uvcdynctrl -L {{file_name}}`