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Always save TIFF with contiguous planar configuration #5973

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merged 1 commit into from Mar 27, 2022
Merged

Always save TIFF with contiguous planar configuration #5973

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11 changes: 11 additions & 0 deletions Tests/test_file_tiff.py
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Expand Up @@ -594,6 +594,17 @@ def test_tiled_planar_raw(self):
with Image.open(infile) as im:
assert_image_equal_tofile(im, "Tests/images/tiff_adobe_deflate.png")

def test_planar_configuration_save(self, tmp_path):
infile = "Tests/images/tiff_tiled_planar_raw.tif"
with Image.open(infile) as im:
assert im._planar_configuration == 2

outfile = str(tmp_path / "temp.tif")
im.save(outfile)

with Image.open(outfile) as reloaded:
assert_image_equal_tofile(reloaded, infile)

def test_palette(self, tmp_path):
def roundtrip(mode):
outfile = str(tmp_path / "temp.tif")
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2 changes: 1 addition & 1 deletion src/PIL/TiffImagePlugin.py
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Expand Up @@ -1528,7 +1528,7 @@ def _save(im, fp, filename):
libtiff = WRITE_LIBTIFF or compression != "raw"

# required for color libtiff images
ifd[PLANAR_CONFIGURATION] = getattr(im, "_planar_configuration", 1)
ifd[PLANAR_CONFIGURATION] = 1

ifd[IMAGEWIDTH] = im.size[0]
ifd[IMAGELENGTH] = im.size[1]
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