tiffset - set or unset a field in a TIFF header
tiffset [ options ] filename.tif
Tiffset sets the value of a TIFF header to a specified value or removes an existing setting.
-d dirnumber change the current directory (starting at 0). -s tagnumber [ count ] value ... Set the value of the named tag to the value or values specified. -sd diroffset change the current directory by offset. -sf tagnumber filename Set the value of the tag to the contents of filename. This option is supported for ASCII tags only. -u tagnumber Unset the tag.
The following example sets the image description tag (270) of a.tif to the contents of the file descrip: tiffset -sf 270 descrip a.tif The following example sets the artist tag (315) of a.tif to the string ``Anonymous'': tiffset -s 315 Anonymous a.tif This example sets the resolution of the file a.tif to 300 dpi: tiffset -s 296 2 a.tif tiffset -s 282 300.0 a.tif tiffset -s 283 300.0 a.tif Set the photometric interpretation of the third page of a.tif to min- is-black (ie. inverts it): tiffset -d 2 -s 262 1 a.tif
tiffdump(1), tiffinfo(1), tiffcp(1), libtiff(3TIFF) Libtiff library home page: http://www.simplesystems.org/libtiff/
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