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<!-- Creator : groff version 1.22.4 --> <!-- CreationDate: Sun Nov 2 19:00:00 2025 --> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta name="generator" content="groff -Thtml, see www.gnu.org"> <meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> <meta name="Content-Style" content="text/css"> <style type="text/css"> p { margin-top: 0; margin-bottom: 0; vertical-align: top } pre { margin-top: 0; margin-bottom: 0; vertical-align: top } table { margin-top: 0; margin-bottom: 0; vertical-align: top } h1 { text-align: center } </style> <title>TIFFSET</title> </head> <body> <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> <hr> </body> </html>