On Monday 20 October 2003 3:16 pm, Javier Diaz-Reinoso wrote:
> from preamble:
>
> "Change Set:		PNMReadWriter
> Date:			15 October 2003
> Author:			Javier Diaz Reinoso
>
> I am a subclass of ImageReadWriter that decodes portable anymap file
> formats
> (pbm, pgm, ppm and  pam) images.
>
> I accept the #origin pragma for SE files as described in:
> Algoritms For Image Processing And Computer Vision. J. R. Parker
>
> Don't work with 2 bytes samples (16 bit grays, > 32 bits color, etc...),
> pam files preliminary support.
> "

I did a PPM read/writer for the ICFP contest a few years ago.

I don't remember how capable it was.

You can get it from:
http://bike-nomad.com/squeak/PPMReadWriter-nk.3.cs

-- 
Ned Konz
http://bike-nomad.com
GPG key ID: BEEA7EFE