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Add parameter only_shrink to fit_into_bounds.

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This commit is contained in:
voussoir 2019-08-14 13:48:22 -07:00
parent f0409bf90f
commit 9fa49bbddf
1 changed files with 6 additions and 2 deletions
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8
etiquette/helpers.py
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@ -121,7 +121,7 @@ def comma_space_split(s):
s = [x for x in s if x] s = [x for x in s if x]
return s return s
def fit_into_bounds(image_width, image_height, frame_width, frame_height): def fit_into_bounds(image_width, image_height, frame_width, frame_height, only_shrink=False):
''' '''
Given the w+h of the image and the w+h of the frame, 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 return new w+h that fits the image into the frame
@ -136,6 +136,9 @@ def fit_into_bounds(image_width, image_height, frame_width, frame_height):
new_width = int(image_width * ratio) new_width = int(image_width * ratio)
new_height = int(image_height * ratio) new_height = int(image_height * ratio)
if only_shrink and (new_width > image_width or new_height > image_height):
return (image_width, image_height)
return (new_width, new_height) return (new_width, new_height)
def generate_image_thumbnail(filepath, width, height): def generate_image_thumbnail(filepath, width, height):
@ -148,8 +151,9 @@ def generate_image_thumbnail(filepath, width, height):
image_height=image_height, image_height=image_height,
frame_width=width, frame_width=width,
frame_height=height, frame_height=height,
only_shrink=True,
) )
if new_width < image_width or new_height < image_height: if (new_width, new_height) != (image_width, image_height):
image = image.resize((new_width, new_height)) image = image.resize((new_width, new_height))
if image.mode == 'RGBA': if image.mode == 'RGBA':