.TH V4L2UCP 1 "May 13, 2009" .SH "NAME" v4l2ucp \- An universal control panel for all Video for Linux Two devices. .SH "SYNOPSIS" .B v4l2ucp .RI " files" ... .SH "DESCRIPTION" .PP .B v4l2ucp reads a description of the controls that the V4L2 device supports \ from the device, and presents the user with a graphical means for adjusting \ those controls. .PP A list of device files can be given on the command line. If no files are \ given, the program will check the V4L2UCP_DEV environment variable. If it \ is set, that file will be opened. Finally, it will try to open /dev/video \ if nothing else was specified. If no devices can be opened, the program will \ exit. .SH "OPTIONS" In addition to the standard Qt arguments, v4l2ucp will also recognize \-h \ and \-\-help. These will print a brief usage summary and exit. .SH "SEE ALSO" .BR v4l2ctrl (1), .SH "AUTHOR" v4l2ucp was written by Scott J. Bertin . .PP This manual page was written by Alessio Treglia , for the Ubuntu project (and may be used by others).