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<!-- Creator : groff version 1.22.4 -->
<!-- CreationDate: Sat Jun 4 16:23:29 2022 -->
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<title>TIFFSET</title>
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<h1 align="center">TIFFSET</h1>
<a href="#NAME">NAME</a><br>
<a href="#SYNOPSIS">SYNOPSIS</a><br>
<a href="#DESCRIPTION">DESCRIPTION</a><br>
<a href="#OPTIONS">OPTIONS</a><br>
<a href="#EXAMPLES">EXAMPLES</a><br>
<a href="#SEE ALSO">SEE ALSO</a><br>
<hr>
<h2>NAME
<a name="NAME"></a>
</h2>
<p style="margin-left:11%; margin-top: 1em">tiffset −
set or unset a field in a <small>TIFF</small> header</p>
<h2>SYNOPSIS
<a name="SYNOPSIS"></a>
</h2>
<p style="margin-left:11%; margin-top: 1em"><b>tiffset</b>
[ <i>options</i> ] <i>filename.tif</i></p>
<h2>DESCRIPTION
<a name="DESCRIPTION"></a>
</h2>
<p style="margin-left:11%; margin-top: 1em"><i>Tiffset</i>
sets the value of a <small>TIFF</small> header to a
specified value or removes an existing setting.</p>
<h2>OPTIONS
<a name="OPTIONS"></a>
</h2>
<p style="margin-left:11%; margin-top: 1em"><b>−d</b>
<i>dirnumber</i></p>
<p style="margin-left:22%;">change the current directory
(starting at 0).</p>
<p style="margin-left:11%;"><b>−s</b>
<i>tagnumber</i> [ <i>count</i> ] <i>value ...</i></p>
<p style="margin-left:22%;">Set the value of the named tag
to the value or values specified.</p>
<p style="margin-left:11%;"><b>−sd</b>
<i>diroffset</i></p>
<p style="margin-left:22%;">change the current directory by
offset.</p>
<p style="margin-left:11%;"><b>−sf</b> <i>tagnumber
filename</i></p>
<p style="margin-left:22%;">Set the value of the tag to the
contents of filename. This option is supported for ASCII
tags only.</p>
<p style="margin-left:11%;"><b>−u</b>
<i>tagnumber</i></p>
<p style="margin-left:22%;">Unset the tag.</p>
<h2>EXAMPLES
<a name="EXAMPLES"></a>
</h2>
<p style="margin-left:11%; margin-top: 1em">The following
example sets the image description tag (270) of a.tif to the
contents of the file descrip:</p>
<p style="margin-left:22%;">tiffset −sf 270 descrip
a.tif</p>
<p style="margin-left:11%; margin-top: 1em">The following
example sets the artist tag (315) of a.tif to the string
‘‘Anonymous’’:</p>
<p style="margin-left:22%;">tiffset −s 315 Anonymous
a.tif</p>
<p style="margin-left:11%; margin-top: 1em">This example
sets the resolution of the file a.tif to 300 dpi:</p>
<p style="margin-left:22%;">tiffset −s 296 2 a.tif
<br>
tiffset −s 282 300.0 a.tif <br>
tiffset −s 283 300.0 a.tif</p>
<p style="margin-left:11%; margin-top: 1em">Set the
photometric interpretation of the third page of a.tif to
min-is-black (ie. inverts it):</p>
<p style="margin-left:22%;">tiffset -d 2 -s 262 1 a.tif</p>
<h2>SEE ALSO
<a name="SEE ALSO"></a>
</h2>
<p style="margin-left:11%; margin-top: 1em"><b>tiffdump</b>(1),
<b>tiffinfo</b>(1), <b>tiffcp</b>(1),
<b>libtiff</b>(3TIFF)</p>
<p style="margin-left:11%; margin-top: 1em">Libtiff library
home page: <b>http://www.simplesystems.org/libtiff/</b></p>
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