TIFFSET(1) LibTIFF TIFFSET(1)
NAME
tiffset - set or unset a field in a TIFF header
SYNOPSIS
tiffset [ options ] filename.tif
DESCRIPTION
tiffset sets the value of a TIFF header to a specified value or removes
an existing setting.
OPTIONS
-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 op-
tion is supported for ASCII tags only.
-u tagnumber
Unset the tag.
EXAMPLES
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
SEE ALSO
tiffdump (1), tiffinfo (1), tiffcp (1), libtiff (3tiff)
AUTHOR
LibTIFF contributors
COPYRIGHT
1988-2023, LibTIFF contributors
4.5 Nov 23, 2023 TIFFSET(1)
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