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Re: A few questions about image display
From: |
Søren Hauberg |
Subject: |
Re: A few questions about image display |
Date: |
Fri, 31 Oct 2008 14:07:38 +0100 |
fre, 31 10 2008 kl. 20:26 +1100, skrev Alasdair McAndrew:
> I've just started investigating octave as a possible open-source
> alternative to Matlab for image processing, and my first impressions
> of it are very good indeed. However, I have some problems with regard
> to image display, using gnuplot. A grayscale image is displayed
> correctly, but an RGB image is not. If "im" is an m x n x 3 matrix
> representing the RGB image, then "imshow(im)" shows the image far too
> bright - it has to be scaled with "imshow(im/3)". Why?
This is a bug. I know it's fixed in the development sources, but I can't
remember which versions of the 3.0.x series that had the bug. What
version are you using?
Søren