psidtopgm - convert !PostScript
psidtopgm width height bits/sample
This program is obsoleted by pstopnm. What follows
was written before pstopnm existed.
This is a very simple and limited program, and is here only
because so many people have asked for it. To use it you have
to manually extract the readhexstring data portion
from your !PostScript file, and then give the width, height,
and bits/sample on the command line. Before you attempt
this, you should at least read the description of the
It would probably not be too hard to write a script that
uses this filter to read a specific variety of !PostScript
image, but the variation is too great to make a
general-purpose reader. Unless, of course, you want to write
a full-fledged !PostScript interpreter...
Copyright (C) 1989 by Jef Poskanzer.