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Create disposal image at the destination size, instead of cropping

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This commit is contained in:
Andrew Murray 2021-03-14 13:40:55 +11:00
parent 16dbffc3a8
commit 2f84f633e3
1 changed files with 7 additions and 4 deletions
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11
src/PIL/GifImagePlugin.py
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@ -265,12 +265,15 @@ class GifImageFile(ImageFile.ImageFile):
self.dispose = None
elif self.disposal_method == 2:
# replace with background colour
Image._decompression_bomb_check(self.size)
self.dispose = Image.core.fill("P", self.size, self.info["background"])
# only dispose the extent in this frame
if self.dispose:
self.dispose = self._crop(self.dispose, self.dispose_extent)
x0, y0, x1, y1 = self.dispose_extent
dispose_size = (x1 - x0, y1 - y0)
Image._decompression_bomb_check(dispose_size)
self.dispose = Image.core.fill(
"P", dispose_size, self.info["background"]
)
else:
# replace with previous contents
if self.im: