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Flags to force libtiff read/write

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wiredfool 2013-11-21 20:33:16 -08:00
parent 65e3bfaf33
commit 16c95fc295
1 changed files with 14 additions and 11 deletions
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7
PIL/TiffImagePlugin.py
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@ -54,6 +54,9 @@ import collections
import itertools import itertools
import os import os
READ_LIBTIFF = False
WRITE_LIBTIFF= False
II = b"II" # little-endian (intel-style) II = b"II" # little-endian (intel-style)
MM = b"MM" # big-endian (motorola-style) MM = b"MM" # big-endian (motorola-style)
@ -760,7 +763,7 @@ class TiffImageFile(ImageFile.ImageFile):
offsets = self.tag[STRIPOFFSETS] offsets = self.tag[STRIPOFFSETS]
h = getscalar(ROWSPERSTRIP, ysize) h = getscalar(ROWSPERSTRIP, ysize)
w = self.size[0] w = self.size[0]
if self._compression in ["tiff_ccitt", "group3", "group4", if READ_LIBTIFF or self._compression in ["tiff_ccitt", "group3", "group4",
"tiff_jpeg", "tiff_adobe_deflate", "tiff_jpeg", "tiff_adobe_deflate",
"tiff_thunderscan", "tiff_deflate", "tiff_thunderscan", "tiff_deflate",
"tiff_sgilog", "tiff_sgilog24", "tiff_sgilog", "tiff_sgilog24",
@ -918,7 +921,7 @@ def _save(im, fp, filename):
ifd = ImageFileDirectory(prefix) ifd = ImageFileDirectory(prefix)
compression = im.encoderinfo.get('compression',im.info.get('compression','raw')) compression = im.encoderinfo.get('compression',im.info.get('compression','raw'))
libtiff = compression in ["tiff_ccitt", "group3", "group4", libtiff = WRITE_LIBTIFF or compression in ["tiff_ccitt", "group3", "group4",
"tiff_jpeg", "tiff_adobe_deflate", "tiff_jpeg", "tiff_adobe_deflate",
"tiff_thunderscan", "tiff_deflate", "tiff_thunderscan", "tiff_deflate",
"tiff_sgilog", "tiff_sgilog24", "tiff_sgilog", "tiff_sgilog24",