SF.net SVN: matplotlib:[7650] trunk/matplotlib/lib/matplotlib/testing/ compare.py

[<as...@us...>]

Revision: 7650
          http://matplotlib.svn.sourceforge.net/matplotlib/?rev=7650&view=rev
Author:   astraw
Date:     2009-09-06 01:43:50 +0000 (Sun, 06 Sep 2009)

Log Message:
-----------
testing: clip abs diff image

Modified Paths:
--------------
    trunk/matplotlib/lib/matplotlib/testing/compare.py

Modified: trunk/matplotlib/lib/matplotlib/testing/compare.py
===================================================================
--- trunk/matplotlib/lib/matplotlib/testing/compare.py	2009-09-06 01:43:40 UTC (rev 7649)
+++ trunk/matplotlib/lib/matplotlib/testing/compare.py	2009-09-06 01:43:50 UTC (rev 7650)
@@ -133,6 +133,6 @@
    absDiffImage = abs(expectedImage-actualImage)
    # expand differences in luminance domain
    absDiffImage *= 10
-   save_image_np = absDiffImage.astype(np.uint8)
+   save_image_np = np.clip(absDiffImage,0,255).astype(np.uint8)
    save_image = Image.fromarray(save_image_np)
    save_image.save(output)


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