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Assume inches if resolution unit not given in image TIFF metadata. #124

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Assume inches if resolution unit not given in image TIFF metadata. #124

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92d3008
Assume inches for resolution unit if not specified in image metadata.
Jan 7, 2015
c3595e5
Assume inches for resolution unit if not specified in image metadata.
Jan 7, 2015
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8 changes: 7 additions & 1 deletion docx/image/tiff.py
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Original file line number Diff line number Diff line change
Expand Up @@ -118,7 +118,13 @@ def _dpi(self, resolution_tag):
"""
if resolution_tag not in self._ifd_entries:
return 72
resolution_unit = self._ifd_entries[TIFF_TAG.RESOLUTION_UNIT]

# get resolution unit, assume inches if not specified
if TIFF_TAG.RESOLUTION_UNIT not in self._ifd_entries:
resolution_unit = 2
else:
resolution_unit = self._ifd_entries[TIFF_TAG.RESOLUTION_UNIT]

if resolution_unit == 1: # aspect ratio only
return 72
# resolution_unit == 2 for inches, 3 for centimeters
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