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fix if image generation fails

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This commit is contained in:
Tomáš Mládek 2021-01-02 13:14:24 +01:00
parent 972f6b7b8e
commit b52b173948
1 changed files with 7 additions and 3 deletions
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10
sdbs_pile/pile/views.py
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@ -169,13 +169,17 @@ class BrandedImageView(View):
margin = 32
pile_image = Image.open(finders.find('pile_300dpi.png')).resize((256 - margin, 256 - margin))
image = Image.open(document.image) if document.image else document.image_first_page
image.thumbnail((256, 256))
result = Image.new('RGBA', (256, 256), (0, 0, 0, 0))
result.paste(image, ((256 - image.size[0]) // 2, (256 - image.size[1]) // 2))
if image:
image.thumbnail((256, 256))
result.paste(image, ((256 - image.size[0]) // 2, (256 - image.size[1]) // 2))
result.paste(pile_image, (margin//2, margin//2), pile_image)
result = result.crop(result.getbbox())
if image:
result = result.crop(result.getbbox())
img_byte_arr = io.BytesIO()
result.save(img_byte_arr, format='PNG')