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Added --black-borders option to set added borders black when page's ratio is not the device's one (fixes #11).

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Fixes epub containing zipped itself (fixes #10).
This commit is contained in:
Ciro Mattia Gonano
2013-02-05 19:13:13 +01:00
parent d136f8cc3a
commit e1c0b5e0bc
6 changed files with 60 additions and 55 deletions
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kcc/image.py
+8 -4
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@@ -127,14 +127,18 @@ class ComicPage:
palImg.putpalette(self.palette)
self.image = self.image.quantize(palette=palImg)
def resizeImage(self,upscale=False, stretch=False):
def resizeImage(self,upscale=False, stretch=False, black_borders=False):
method = Image.ANTIALIAS
if black_borders:
fill = 'black'
else:
fill = 'white'
if self.image.size[0] <= self.size[0] and self.image.size[1] <= self.size[1]:
if not upscale:
# do not upscale but center image in a device-sized image
borderw = (self.size[0] - self.image.size[0]) / 2
borderh = (self.size[1] - self.image.size[1]) / 2
self.image = ImageOps.expand(self.image, border=(borderw,borderh), fill='white')
self.image = ImageOps.expand(self.image, border=(borderw,borderh), fill=fill)
return self.image
else:
method = Image.NEAREST
@@ -146,10 +150,10 @@ class ComicPage:
ratioDev = float(self.size[0]) / float(self.size[1])
if (float(self.image.size[0]) / float(self.image.size[1])) < ratioDev:
diff = int(self.image.size[1] * ratioDev) - self.image.size[0]
self.image = ImageOps.expand(self.image, border=(diff/2,0), fill='white')
self.image = ImageOps.expand(self.image, border=(diff/2,0), fill=fill)
elif (float(self.image.size[0]) / float(self.image.size[1])) > ratioDev:
diff = int(self.image.size[0] / ratioDev) - self.image.size[1]
self.image = ImageOps.expand(self.image, border=(0,diff/2), fill='white')
self.image = ImageOps.expand(self.image, border=(0,diff/2), fill=fill)
self.image = ImageOps.fit(self.image, self.size, method = method, centering = (0.5,0.5))
return self.image