Yes, that's octave. As far as I know it only uses ImageMagick for reading and writing files, and it may well be able to read and write PBM/PGM/PPM natively. But if you're using linux, then you'll have ImageMagick available. I don't know if there's a windows port.
-Alasdair On Jan 11, 12:20 am, "David Joyner" <wdjoy...@gmail.com> wrote: > On Sat, Jan 10, 2009 at 5:13 AM, Alasdair <amc...@gmail.com> wrote: > > > Why not use octave for image processing? It can be run from within > > Sage, and its image processing toolbox is very mature and functional. > > From what I've seen of PIL, its functionality is outstripped by > > octave. > > > -Alasdair > > I don't know Octave that well. Are you talking > abouthttp://octave.sourceforge.net/image/index.html? > If so, this does require an interface to imagemagick, > which I gather is quite a powerful program itself. > Thoughts? > > > > > On Jan 10, 1:11 am, lfmartins <luizfelipe.mart...@gmail.com> wrote: > >> I'm trying to do image processing in Sage, and so far I have been able > >> to do something like this: > > >> import sympy.thirdparty > >> pyglet = sympy.thirdparty.import_thirdparty('pyglet') > >> from pyglet import image > >> fimg = open('<path omitted>.jpg','rb') > >> img = image.load('hint.jpg',fimg) > >> w,h = img.width, img.height; > >> w,h > > >> I don't want to display the images in Sage, just be able to manipulate > >> them (add noise, etc.) > > >> Is there another way, like importing pil directly? > > >> Felipe Martins --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "sage-edu" group. To post to this group, send email to sage-edu@googlegroups.com To unsubscribe from this group, send email to sage-edu+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-edu?hl=en -~----------~----~----~----~------~----~------~--~---
