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Optimization: if gamma is 1.0 don't eval image

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Ciro Mattia Gonano
2013-03-06 15:15:24 +01:00
parent 4cfac52d6a
commit 1582d03fab
1 changed files with 4 additions and 1 deletions
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5
kcc/image.py
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@@ -126,7 +126,10 @@ class ComicPage:
def optimizeImage(self, gamma): def optimizeImage(self, gamma):
if gamma < 0.1: if gamma < 0.1:
gamma = self.gamma gamma = self.gamma
self.image = ImageOps.autocontrast(Image.eval(self.image, lambda a: 255 * (a / 255.) ** gamma)) if gamma == 1.0:
self.image = ImageOps.autocontrast(self.image)
else:
self.image = ImageOps.autocontrast(Image.eval(self.image, lambda a: 255 * (a / 255.) ** gamma))
def quantizeImage(self): def quantizeImage(self):
colors = len(self.palette) / 3 colors = len(self.palette) / 3