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problems with tif thumbnails

Posted: 2007-08-30T22:28:45-07:00
by vicodas
Hi,

i have a problem with convert a verry big tif image.
the tif size is 16456x11656 pixel, whith 350 dpi
I use the follow command:

Code: Select all

convert $datei -compress LZW -depth 8 -type TrueColor -resize 'x100>' $thumb
following error is comming:
convert: Tag 33437: Rational with zero denominator (num = 0)..

any idea?


thx vicodas

Re: problems with tif thumbnails

Posted: 2007-09-04T18:44:34-07:00
by anthony
It is a warning that IM did not understand some special profile in the TIFF image.
Ass a -quiet to tell IM to ignore warnings while reading images. or add -regard-warnings to have it abort on such as warning.

See IM Examples, Basics, operational Controls.
http://www.imagemagick.org/Usage/basics/#controls