On Wed, 17 Nov 2004 00:33:17 +0900
Martin Pirker <crf / sbox.tu-graz.ac.at> wrote:

> Hi...
> 
> Im pondering how to best create an image from a Ruby script.
> 1) a x*y size String comes to mind
>    easy manipulation
> 2) dump it out to a .pgm file
> 3) call pgm2jpg, pgm2png or something like that
> 4) serve link to file
> 
> For small images a "keep in memory" and call libjpg directly approach
> comes to mind, for large images maybe via mmap?
> 
> Anyone ever did such things, pointer to example code?
> 
> thanks,
> Martin
> 

Imagemagick has a ruby binding and allows to do all kind of stuff.

See: http://rmagick.rubyforge.org/

Regards,

Brian

-- 
Brian Schröäer
http://www.brian-schroeder.de/