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This commit is contained in:
Andrew Murray 2022-02-17 22:20:52 +11:00
parent acd33bf62a
commit 985e4fbe40
1 changed files with 4 additions and 15 deletions
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19
src/PIL/BlpImagePlugin.py
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@ -245,7 +245,7 @@ class BlpImageFile(ImageFile.ImageFile):
if self.magic == b"BLP1":
decoder = "BLP1"
self.mode = "RGBA"
self.mode = "RGB"
elif self.magic == b"BLP2":
decoder = "BLP2"
self.mode = "RGBA" if self._blp_alpha_depth else "RGB"
@ -334,7 +334,7 @@ class BLP1Decoder(_BLPBaseDecoder):
except struct.error:
break
b, g, r, a = palette[offset]
data.extend([r, g, b, 0xFF]) # is there a case where alpha is used?
data.extend([r, g, b])
self.set_as_raw(bytes(data))
else:
@ -357,19 +357,8 @@ class BLP1Decoder(_BLPBaseDecoder):
data = BytesIO(data)
image = JpegImageFile(data)
Image._decompression_bomb_check(image.size)
image.mode = "RGBA"
image.tile = [("jpeg", (0, 0) + self.size, 0, ("RGBA", ""))]
b, g, r, a = image.split()
if not any(
[a.getpixel((x, y)) for x in range(a.width) for y in range(a.height)]
):
# try to unprotect completely transparent pictures
from PIL import ImageOps
a = ImageOps.invert(a)
image = Image.merge("RGBA", (r, g, b, a))
image.mode = "RGB"
image.tile = [("jpeg", (0, 0) + self.size, 0, ("BGRX", ""))]
self.set_as_raw(image.tobytes())