Tech Source Raptor DL-Lite Drivers for Solaris - Manual (Page 34)

Raptor DL-Lite Drivers for Solaris Installation and Reference Manual
C-2
Alternately, an exact region of the screen can be captured by
specifying the region's geometry using the geometry option.
The "x" and "y" specify the upper left-hand corner of the region,
which, along with "width" and "height", describe the rectangular
area to be captured.
However chosen, the captured image is saved as a PNG file by
default. PNGs provide lossless compression, 24-bit color, and
may be viewed with a variety of common imaging applications. If
PNG is not prefered, then either BMP or PPM can be selected
instead by including either of the switches "
-bmp
" or "
-ppm
".
The "
-dev
" option specifies the graphics device, but is not
needed with most versions of the software. If it is needed,
simply provide the path to the graphics device with this option.