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Merge pull request #669 from wiredfool/tiff_compression

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Use libtiff for writing any compressed tiff files
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wiredfool 2014-05-24 13:16:57 +01:00
commit 26b0f20763
2 changed files with 1 additions and 13 deletions
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6
PIL/TiffImagePlugin.py
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@ -984,11 +984,7 @@ def _save(im, fp, filename):
compression = im.encoderinfo.get('compression',im.info.get('compression','raw'))
libtiff = WRITE_LIBTIFF or compression in ["tiff_ccitt", "group3", "group4",
"tiff_jpeg", "tiff_adobe_deflate",
"tiff_thunderscan", "tiff_deflate",
"tiff_sgilog", "tiff_sgilog24",
"tiff_raw_16"]
libtiff = WRITE_LIBTIFF or compression != 'raw'
# required for color libtiff images
ifd[PLANAR_CONFIGURATION] = getattr(im, '_planar_configuration', 1)

8
Tests/test_file_libtiff.py
View File

@ -258,9 +258,6 @@ def test_compressions():
im = lena('RGB')
out = tempfile('temp.tif')
TiffImagePlugin.READ_LIBTIFF = True
TiffImagePlugin.WRITE_LIBTIFF = True
for compression in ('packbits', 'tiff_lzw'):
im.save(out, compression=compression)
im2 = Image.open(out)
@ -270,11 +267,6 @@ def test_compressions():
im2 = Image.open(out)
assert_image_similar(im, im2, 30)
TiffImagePlugin.READ_LIBTIFF = False
TiffImagePlugin.WRITE_LIBTIFF = False
def test_cmyk_save():
im = lena('CMYK')