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Experimental support for Animated GIFs

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Oliver Falk
2022-12-05 16:16:40 +01:00
parent 2761e801df
commit ddfc1e7824
1 changed files with 19 additions and 9 deletions
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28
ivatar/views.py
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@@ -34,7 +34,7 @@ from .ivataraccount.models import ConfirmedEmail, ConfirmedOpenId
from .ivataraccount.models import UnconfirmedEmail, UnconfirmedOpenId from .ivataraccount.models import UnconfirmedEmail, UnconfirmedOpenId
from .ivataraccount.models import Photo from .ivataraccount.models import Photo
from .ivataraccount.models import pil_format, file_format from .ivataraccount.models import pil_format, file_format
from .utils import is_trusted_url, mm_ng from .utils import is_trusted_url, mm_ng, resize_animated_gif
URL_TIMEOUT = 5 # in seconds URL_TIMEOUT = 5 # in seconds
@@ -151,7 +151,8 @@ class AvatarImageView(TemplateView):
if not trusted_url: if not trusted_url:
print( print(
"Default URL is not in trusted URLs: '%s' ; Kicking it!" % default "Default URL is not in trusted URLs: '%s' ; Kicking it!"
% default
) )
default = None default = None
@@ -318,14 +319,23 @@ class AvatarImageView(TemplateView):
imgformat = obj.photo.format imgformat = obj.photo.format
photodata = Image.open(BytesIO(obj.photo.data)) photodata = Image.open(BytesIO(obj.photo.data))
# If the image is smaller than what was requested, we need
# to use the function resize
if photodata.size[0] < size or photodata.size[1] < size:
photodata = photodata.resize((size, size), Image.ANTIALIAS)
else:
photodata.thumbnail((size, size), Image.ANTIALIAS)
data = BytesIO() data = BytesIO()
photodata.save(data, pil_format(imgformat), quality=JPEG_QUALITY)
# Animated GIFs need additional handling
if imgformat == "gif" and photodata.is_animated:
# Debug only
# print("Object is animated and has %i frames" % photodata.n_frames)
data = resize_animated_gif(photodata, (size, size))
else:
# If the image is smaller than what was requested, we need
# to use the function resize
if photodata.size[0] < size or photodata.size[1] < size:
photodata = photodata.resize((size, size), Image.ANTIALIAS)
else:
photodata.thumbnail((size, size), Image.ANTIALIAS)
photodata.save(data, pil_format(imgformat), quality=JPEG_QUALITY)
data.seek(0) data.seek(0)
obj.photo.access_count += 1 obj.photo.access_count += 1
obj.photo.save() obj.photo.save()