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Thumbnails: Keep frame durations of GIFs (#4183)

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This commit is contained in:
Raphael Michel
2024-06-04 21:53:20 +02:00
committed by GitHub
parent 90ce802a33
commit 7365f165ad
1 changed files with 7 additions and 1 deletions
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8
src/pretix/helpers/thumb.py
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@@ -180,7 +180,11 @@ def create_thumbnail(source, size, formats=None):
except: except:
raise ThumbnailError('Could not load image') raise ThumbnailError('Could not load image')
frames = [resize_image(frame, size) for frame in ImageSequence.Iterator(image)] frames = []
durations = []
for f in ImageSequence.Iterator(image):
durations.append(f.info.get("duration", 1000))
frames.append(resize_image(f, size))
image_out = frames[0] image_out = frames[0]
save_kwargs = {} save_kwargs = {}
source_ext = os.path.splitext(source_name)[1].lower() source_ext = os.path.splitext(source_name)[1].lower()
@@ -198,6 +202,8 @@ def create_thumbnail(source, size, formats=None):
'loop': image.info.get('loop', 0), 'loop': image.info.get('loop', 0),
'save_all': True, 'save_all': True,
} }
if len(frames) > 1 and 'duration' in image.info:
save_kwargs['duration'] = durations
else: else:
target_ext = 'png' target_ext = 'png'
quality = None quality = None