Man1 - tiffset.1

tiffset - set or unset a field in a

header

tiffset [ options ] filename.tif

Tiffset sets the value of a

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/