dc1394_grab_partial_image man page
grab_partial_image — grab a partial image using libdc1394
Grab partial image from camera. Camera must be format 7 (scalable image size) compatible. The image will be stored as a Portable Grayscale map in Part.pgm.
The filename should be a commandline argument
This manual page was written by Peter De Schrijver <firstname.lastname@example.org> for the Debian GNU/Linux system (but may be used by others) and added to upstream by Peter Antoniac <email@example.com>.