src/img2pdf.py: handle Pillow returning a DPI of zero (closes: #36)

This commit is contained in:
Johannes 'josch' Schauer 2017-10-18 10:34:59 +02:00
parent a8269391e9
commit 9836b976d3

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@ -600,6 +600,13 @@ def get_imgmetadata(imgdata, imgformat, default_dpi, colorspace, rawdata=None):
ndpi = (int(round(ndpi[0])), int(round(ndpi[1]))) ndpi = (int(round(ndpi[0])), int(round(ndpi[1])))
ics = imgdata.mode ics = imgdata.mode
# Since commit 07a96209597c5e8dfe785c757d7051ce67a980fb or release 4.1.0
# Pillow retrieves the DPI from EXIF if it cannot find the DPI in the JPEG
# header. In that case it can happen that the horizontal and vertical DPI
# are set to zero.
if ndpi == (0, 0):
ndpi = (default_dpi, default_dpi)
logging.debug("input dpi = %d x %d", *ndpi) logging.debug("input dpi = %d x %d", *ndpi)
if colorspace: if colorspace: