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0 means fit the other argument only.

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This commit is contained in:
Ethan Dalool 2018-07-13 00:43:33 -07:00
parent c777c65886
commit 3842cccf68
1 changed files with 26 additions and 1 deletions
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27
Toolbox/resize.py
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@ -18,8 +18,33 @@ else:
except ValueError:
print('you did it wrong')
quit()
def fit_into_bounds(image_width, image_height, frame_width, frame_height):
'''
Given the w+h of the image and the w+h of the frame,
return new w+h that fits the image into the frame
while maintaining the aspect ratio.
(1920, 1080, 400, 400) -> (400, 225)
'''
width_ratio = frame_width / image_width
height_ratio = frame_height / image_height
ratio = min(width_ratio, height_ratio)
new_width = int(image_width * ratio)
new_height = int(image_height * ratio)
return (new_width, new_height)
(image_width, image_height) = i.size
if new_x == 0:
(new_x, new_y) = fit_into_bounds(image_width, image_height, 10000000, new_y)
if new_y == 0:
(new_x, new_y) = fit_into_bounds(image_width, image_height, new_x, 10000000)
print(i.size, new_x, new_y)
i = i.resize( (new_x, new_y) )
i = i.resize( (new_x, new_y), Image.ANTIALIAS)
if newname is None:
if '.' in filename:
suffix = '_{width}x{height}'.format(width=new_x, height=new_y)