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Code cleanup

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This commit is contained in:
Roberto Rosario
2011-07-21 11:46:15 -04:00
parent 46aa89d924
commit 90e876ca93
36 changed files with 125 additions and 169 deletions
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23
apps/converter/backends/python/base.py
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@@ -129,6 +129,9 @@ class ConverterClass(ConverterBase):
for format_name in Image.ID:
formats.append((format_name, u''))
#if USE_GHOSTSCRIPT:
#PDF, PS
return formats
def get_available_transformations(self):
@@ -147,30 +150,30 @@ class ConverterClass(ConverterBase):
'''
#preresize image with factor 2, 4, 8 and fast algorithm
factor = 1
while img.size[0]/factor > 2*box[0] and img.size[1]*2/factor > 2*box[1]:
while img.size[0]/factor > 2 * box[0] and img.size[1] * 2/factor > 2 * box[1]:
factor *=2
if factor > 1:
img.thumbnail((img.size[0]/factor, img.size[1]/factor), Image.NEAREST)
img.thumbnail((img.size[0] / factor, img.size[1] / factor), Image.NEAREST)
#calculate the cropping box and get the cropped part
if fit:
x1 = y1 = 0
x2, y2 = img.size
wRatio = 1.0 * x2/box[0]
hRatio = 1.0 * y2/box[1]
wRatio = 1.0 * x2 / box[0]
hRatio = 1.0 * y2 / box[1]
if hRatio > wRatio:
y1 = y2/2-box[1]*wRatio/2
y2 = y2/2+box[1]*wRatio/2
y1 = y2 / 2 - box[1] * wRatio / 2
y2 = y2 / 2 + box[1] * wRatio / 2
else:
x1 = x2/2-box[0]*hRatio/2
x2 = x2/2+box[0]*hRatio/2
img = img.crop((x1,y1,x2,y2))
x1 = x2 / 2 - box[0] * hRatio / 2
x2 = x2 / 2 + box[0] * hRatio / 2
img = img.crop((x1, y1, x2, y2))
#Resize the image with best quality algorithm ANTI-ALIAS
img.thumbnail(box, Image.ANTIALIAS)
if out:
#save it into a file-like object
img.save(out, "JPEG", quality=75)
img.save(out, 'JPEG', quality=75)
else:
return img