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B/W images don't save properly in QT4 either

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This commit is contained in:
Eric Soroos 2017-02-20 12:28:13 -08:00
parent 1b94ff81fe
commit 89443ae950
1 changed files with 6 additions and 2 deletions
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8
Tests/test_image_toqimage.py
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@ -40,8 +40,8 @@ class TestToQImage(PillowQtTestCase, PillowTestCase):
else:
self.assert_image_equal(rt, src)
if QT_VERSION == 5 and mode == '1':
# this combination appears to not save correctly
if mode == '1':
# BW appears to not save correctly on QT4 and QT5
# kicks out errors on console:
# libpng warning: Invalid color type/bit depth combination in IHDR
# libpng error: Invalid IHDR data
@ -53,6 +53,10 @@ class TestToQImage(PillowQtTestCase, PillowTestCase):
# Check that it actually worked.
reloaded = Image.open(tempfile)
# Gray images appear to come back in palette mode.
# They're roughly equivalent
if QT_VERSION == 4 and mode == 'L':
src = src.convert('P')
self.assert_image_equal(reloaded, src)