exrot/bin/usage.txt

like scrot, but for EXternal use: taking webcam shots

USAGE:

  exrot [OPTIONS]... [FILE]

  Where FILE is the target file for the screenshot.

  If FILE is not specified, a date-stamped file will be dropped in the
  current directory.

  -h, --help                display this help and exit
  -d, --delay NUM           wait NUM seconds before taking a shot
  -x, --sfx                 play a camera shutter sound when finished
  -i, --interactive         bring up an interactive video; click to snap