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Merge pull request #4685 from Meithal/patch-3

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Correctly read JPEG compressed BLP images
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Hugo van Kemenade 2022-02-19 11:03:36 +02:00 committed by GitHub
commit 3d33987d7c
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3 changed files with 8 additions and 3 deletions
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Tests/images/blp/blp1_jpeg.png Normal file
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5
Tests/test_file_blp.py
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@ -5,6 +5,11 @@ from PIL import BlpImagePlugin, Image
from .helper import assert_image_equal_tofile
def test_load_blp1():
with Image.open("Tests/images/blp/blp1_jpeg.blp") as im:
assert_image_equal_tofile(im, "Tests/images/blp/blp1_jpeg.png")
def test_load_blp2_raw():
with Image.open("Tests/images/blp/blp2_raw.blp") as im:
assert_image_equal_tofile(im, "Tests/images/blp/blp2_raw.png")

6
src/PIL/BlpImagePlugin.py
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@ -392,9 +392,9 @@ class BLP1Decoder(_BLPBaseDecoder):
data = BytesIO(data)
image = JpegImageFile(data)
Image._decompression_bomb_check(image.size)
self.tile = image.tile # :/
self.fd = image.fp
self.mode = image.mode
image.mode = "RGB"
image.tile = [("jpeg", (0, 0) + self.size, 0, ("BGRX", ""))]
self.set_as_raw(image.tobytes())
class BLP2Decoder(_BLPBaseDecoder):