diff options
Diffstat (limited to 'Lib/test/test_imgfile.py')
| -rwxr-xr-x | Lib/test/test_imgfile.py | 56 |
1 files changed, 28 insertions, 28 deletions
diff --git a/Lib/test/test_imgfile.py b/Lib/test/test_imgfile.py index 576a51c..aa9c414 100755 --- a/Lib/test/test_imgfile.py +++ b/Lib/test/test_imgfile.py @@ -24,12 +24,12 @@ def main(): unlink('greytest.rgb') def findfile(file): - if os.path.isabs(file): return file - import sys - for dn in sys.path: - fn = os.path.join(dn, file) - if os.path.exists(fn): return fn - return file + if os.path.isabs(file): return file + import sys + for dn in sys.path: + fn = os.path.join(dn, file) + if os.path.exists(fn): return fn + return file def testimage(name): """Run through the imgfile's battery of possible methods @@ -44,23 +44,23 @@ def testimage(name): # try opening the name directly try: - # This function returns a tuple (x, y, z) where x and y are the size - # of the image in pixels and z is the number of bytes per pixel. Only - # 3 byte RGB pixels and 1 byte greyscale pixels are supported. - sizes = imgfile.getsizes(name) + # This function returns a tuple (x, y, z) where x and y are the size + # of the image in pixels and z is the number of bytes per pixel. Only + # 3 byte RGB pixels and 1 byte greyscale pixels are supported. + sizes = imgfile.getsizes(name) except imgfile.error: - # get a more qualified path component of the script... - if __name__ == '__main__': - ourname = sys.argv[0] - else: # ...or the full path of the module - ourname = sys.modules[__name__].__file__ - - parts = string.splitfields(ourname, os.sep) - parts[-1] = name - name = string.joinfields(parts, os.sep) - sizes = imgfile.getsizes(name) + # get a more qualified path component of the script... + if __name__ == '__main__': + ourname = sys.argv[0] + else: # ...or the full path of the module + ourname = sys.modules[__name__].__file__ + + parts = string.splitfields(ourname, os.sep) + parts[-1] = name + name = string.joinfields(parts, os.sep) + sizes = imgfile.getsizes(name) if verbose: - print 'Opening test image: %s, sizes: %s' % (name, str(sizes)) + print 'Opening test image: %s, sizes: %s' % (name, str(sizes)) # This function reads and decodes the image on the specified file, # and returns it as a python string. The string has either 1 byte # greyscale pixels or 4 byte RGBA pixels. The bottom left pixel @@ -74,12 +74,12 @@ def testimage(name): # are stored as 4 byte values of which only the lower three # bytes are used). These are the formats returned by gl.lrectread. if verbose: - print 'Writing output file' + print 'Writing output file' imgfile.write (outputfile, image, sizes[0], sizes[1], sizes[2]) if verbose: - print 'Opening scaled test image: %s, sizes: %s' % (name, str(sizes)) + print 'Opening scaled test image: %s, sizes: %s' % (name, str(sizes)) # This function is identical to read but it returns an image that # is scaled to the given x and y sizes. If the filter and blur # parameters are omitted scaling is done by simply dropping @@ -93,7 +93,7 @@ def testimage(name): # makes no attempt to keep the aspect ratio correct, so that # is the users' responsibility. if verbose: - print 'Filtering with "impulse"' + print 'Filtering with "impulse"' simage = imgfile.readscaled (name, sizes[0]/2, sizes[1]/2, 'impulse', 2.0) # This function sets a global flag which defines whether the @@ -101,14 +101,14 @@ def testimage(name): # top (flag is zero, compatible with SGI GL) or from top to # bottom(flag is one, compatible with X). The default is zero. if verbose: - print 'Switching to X compatibility' + print 'Switching to X compatibility' imgfile.ttob (1) if verbose: - print 'Filtering with "triangle"' + print 'Filtering with "triangle"' simage = imgfile.readscaled (name, sizes[0]/2, sizes[1]/2, 'triangle', 3.0) if verbose: - print 'Switching back to SGI compatibility' + print 'Switching back to SGI compatibility' imgfile.ttob (0) if verbose: print 'Filtering with "quadratic"' @@ -117,7 +117,7 @@ def testimage(name): simage = imgfile.readscaled (name, sizes[0]/2, sizes[1]/2, 'gaussian', 1.0) if verbose: - print 'Writing output file' + print 'Writing output file' imgfile.write (outputfile, simage, sizes[0]/2, sizes[1]/2, sizes[2]) os.unlink(outputfile) |