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Merge branch 'fix-alpha-for-overlapping-glyphs' of ssh://github.com/ZachNagengast/Pillow into fix-alpha-for-overlapping-glyphs

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This commit is contained in:
ZachNagengast 2023-11-03 15:08:50 -07:00
commit a7f805d889
3 changed files with 8 additions and 2 deletions
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2
Tests/oss-fuzz/build.sh
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@ -15,7 +15,7 @@
# #
################################################################################ ################################################################################
python3 setup.py build --build-base=/tmp/build install python3 -m pip install .
# Build fuzzers in $OUT. # Build fuzzers in $OUT.
for fuzzer in $(find $SRC -name 'fuzz_*.py'); do for fuzzer in $(find $SRC -name 'fuzz_*.py'); do

6
Tests/test_imageops.py
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@ -433,6 +433,12 @@ def test_exif_transpose_in_place():
assert_image_equal(im, expected) assert_image_equal(im, expected)
def test_autocontrast_unsupported_mode():
im = Image.new("RGBA", (1, 1))
with pytest.raises(OSError):
ImageOps.autocontrast(im)
def test_autocontrast_cutoff(): def test_autocontrast_cutoff():
# Test the cutoff argument of autocontrast # Test the cutoff argument of autocontrast
with Image.open("Tests/images/bw_gradient.png") as img: with Image.open("Tests/images/bw_gradient.png") as img:

2
src/PIL/ImageOps.py
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@ -56,7 +56,7 @@ def _lut(image, lut):
lut = lut + lut + lut lut = lut + lut + lut
return image.point(lut) return image.point(lut)
else: else:
msg = "not supported for this image mode" msg = f"not supported for mode {image.mode}"
raise OSError(msg) raise OSError(msg)