return self.ref_im.size != self.src_im.size
def write_diff(self, diff_image, fuzz = 0.05):
+ if self.size_mismatch():
+ return
+
# make a difference image similar to ImageMagick's compare utility
mask = ImageEnhance.Brightness(self.diff).enhance(1.0/fuzz)
mask = mask.convert('L')