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--- Lib/misc/pilutil.py.orig 2007-06-06 14:28:07.000000000 +0100
+++ Lib/misc/pilutil.py 2007-06-06 14:44:10.000000000 +0100
@@ -2,6 +2,7 @@
import types
import numpy
+import tempfile
from numpy import amin, amax, ravel, asarray, cast, arange, \
ones, newaxis, transpose, mgrid, iscomplexobj, sum, zeros, uint8
@@ -226,17 +227,20 @@
"""Simple showing of an image through an external viewer.
"""
im = toimage(arr)
- if (len(arr.shape) == 3) and (arr.shape[2] == 4):
- try:
- import os
- im.save('/tmp/scipy_imshow.png')
- if os.system("(xv /tmp/scipy_imshow.png; rm -f /tmp/scipy_imshow.png)&"):
- raise RuntimeError
- return
- except:
- print "Warning: Alpha channel may not be handled correctly."
+ fnum,fname = tempfile.mkstemp('.png')
+ try:
+ im.save(fname)
+ except:
+ raise RuntimeError("Error saving temporary image data.")
+
+ import os
+ os.close(fnum)
+ cmd = os.environ.get('SCIPY_PIL_IMAGE_VIEWER','see')
+ status = os.system("%s %s" % (cmd,fname))
+ os.unlink(fname)
+ if status != 0:
+ raise RuntimeError('Could not execute image viewer.')
- im.show()
return
def imresize(arr,size):
|
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