tldr/pages/linux/uvcdynctrl.md

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 {{filename}}

• Load the state of the controls from a file:

uvcdynctrl -L {{filename}}