Thanks for the explanation, I followed your link to the thread but I couldn't find the attachement you mentioned in it (because I'd like to use your patch !).
Try http://mail.python.org/pipermail/image-sig/2006-April/003871.html instead.
Tim _______________________________________________ Image-SIG maillist - [email protected] http://mail.python.org/mailman/listinfo/image-sig
