tiffset (1)

Leading comments

$Id: tiffset.1,v 1.7 2016-09-25 20:05:52 bfriesen Exp $

Copyright (c) 1988-1997 Sam Leffler
Copyright (c) 1991-1997 Silicon Graphics, Inc.

Permission to use, copy, modify, distribute, and sell this software and
its documentation for any purpose is hereby granted without fee, provided
that (i) the above copyright notices and this permission notice appear in
all copies of the software and related documentation, and (ii) the names of
Sam Leffler and Silicon Graphics may not be used in any adve...

(The comments found at the beginning of the groff file "man1/tiffset.1".)

NAME

tiffset - set or unset a field in a header

SYNOPSIS

tiffset [ options ] filename.tif

DESCRIPTION

Tiffset sets the value of a 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 option 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)

Libtiff library home page: www.simplesystems.org/libtiff