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Code Issues Releases Wiki Activity

Added option to disable dithering

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This commit is contained in:
Paweł Jastrzębski
2013-03-05 22:31:26 +01:00
parent f1b63420f6
commit b162425e52
2 changed files with 10 additions and 5 deletions
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10
kcc/image.py
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@@ -115,15 +115,17 @@ class ComicPage:
filename = os.path.basename(self.origFileName)
try:
self.image = self.image.convert('L') # convert to grayscale
os.remove(os.path.join(targetdir,filename)) # remove original file, copied by copytree() in comic2ebook.py
# self.image.save(os.path.join(targetdir, filename), "JPEG")
self.image.save(os.path.join(targetdir, os.path.splitext(filename)[0] + ".png"), "PNG") # quantized images don't like JPEG
os.remove(os.path.join(targetdir,filename))
if options.notquantize:
self.image.save(os.path.join(targetdir, os.path.splitext(filename)[0] + ".jpg"), "JPEG")
else:
self.image.save(os.path.join(targetdir, os.path.splitext(filename)[0] + ".png"), "PNG")
except IOError as e:
raise RuntimeError('Cannot write image in directory %s: %s' % (targetdir, e))
def optimizeImage(self, gamma):
self.image = ImageOps.autocontrast(Image.eval(self.image, lambda a: 255*(a/255.)**gamma))
# self.image = ImageOps.autocontrast(self.image)
def quantizeImage(self):
colors = len(self.palette) / 3