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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>GRASS GIS manual: i.ortho.elev</title>
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<link rel="stylesheet" href="grassdocs.css" type="text/css">
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<a href="index.html"><img src="grass_logo.png" alt="GRASS logo"></a>
<hr class="header">

<h2>NAME</h2>
<em><b>i.ortho.elev</b></em>  - Select or modify the target elevation model.
<h2>KEYWORDS</h2>
<a href="imagery.html">imagery</a>, <a href="topic_orthorectify.html">orthorectify</a>
<h2>SYNOPSIS</h2>
<div id="name"><b>i.ortho.elev</b><br></div>
<b>i.ortho.elev --help</b><br>
<div id="synopsis"><b>i.ortho.elev</b> [-<b>p</b>] <b>group</b>=<em>name</em>  [<b>location</b>=<em>name</em>]   [<b>mapset</b>=<em>name</em>]   [<b>elevation</b>=<em>name</em>]   [<b>math_expression</b>=<em>string</em>]   [<b>units</b>=<em>string</em>]   [<b>null_value</b>=<em>string</em>]   [--<b>help</b>]  [--<b>verbose</b>]  [--<b>quiet</b>]  [--<b>ui</b>] 
</div>

<div id="flags">
<h3>Flags:</h3>
<dl>
<dt><b>-p</b></dt>
<dd>Print currently selected elevation map and exit</dd>

<dt><b>--help</b></dt>
<dd>Print usage summary</dd>
<dt><b>--verbose</b></dt>
<dd>Verbose module output</dd>
<dt><b>--quiet</b></dt>
<dd>Quiet module output</dd>
<dt><b>--ui</b></dt>
<dd>Force launching GUI dialog</dd>
</dl>
</div>

<div id="parameters">
<h3>Parameters:</h3>
<dl>
<dt><b>group</b>=<em>name</em>&nbsp;<b>[required]</b></dt>
<dd>Name of imagery group for ortho-rectification</dd>

<dt><b>location</b>=<em>name</em></dt>
<dd>Location name</dd>
<dd>Name of the target location</dd>

<dt><b>mapset</b>=<em>name</em></dt>
<dd>Name of mapset (default: current search path)</dd>
<dd>Name of the target mapset</dd>

<dt><b>elevation</b>=<em>name</em></dt>
<dd>Name of elevation map to use for ortho-rectification</dd>

<dt><b>math_expression</b>=<em>string</em></dt>
<dd>Math expression to convert to real elevation</dd>

<dt><b>units</b>=<em>string</em></dt>
<dd>Unit of the elevation map</dd>
<dd>Options: <em>miles, feet, meters, kilometers, acres, hectares</em></dd>

<dt><b>null_value</b>=<em>string</em></dt>
<dd>No data value</dd>

</dl>
</div>
<div class="toc">
<h4 class="toc">Table of contents</h4>
<ul class="toc">
    <li class="toc"><a href="#description" class="toc">DESCRIPTION</a></li>
    <li class="toc"><a href="#see-also" class="toc">SEE ALSO</a></li>
    <li class="toc"><a href="#author" class="toc">AUTHOR</a></li>
</ul>
</div>
<h2><a name="description">DESCRIPTION</a></h2>

<em>i.ortho.elev</em> is used to select or modify the target elevation model.

<h2><a name="see-also">SEE ALSO</a></h2>

<em>
<a href="i.ortho.photo.html">i.ortho.photo</a><br>
<a href="i.ortho.camera.html">i.ortho.camera</a><br>
<a href="i.photo.2image.html">i.photo.2image</a><br>
<a href="i.photo.2target.html">i.photo.2target</a><br>
<a href="i.ortho.init.html">i.ortho.init</a><br>
<a href="i.rectify.html">i.rectify</a>
</em>


<h2><a name="author">AUTHOR</a></h2>
Mike Baba,  DBA Systems, Inc.<br>
Bugfixes and enhancements for GRASS GIS 7 by Markus Metz

<!--
<p>
<i>Last changed: $Date$</i>
--><h2>SOURCE CODE</h2>
<p>Available at: <a href="https://github.com/OSGeo/grass/tree/master/imagery/i.ortho.photo/i.ortho.elev">i.ortho.elev source code</a> (<a href="https://github.com/OSGeo/grass/commits/master/imagery/i.ortho.photo/i.ortho.elev">history</a>)</p>
<hr class="header">
<p>
<a href="index.html">Main index</a> |
<a href="imagery.html">Imagery index</a> |
<a href="topics.html">Topics index</a> |
<a href="keywords.html">Keywords index</a> |
<a href="graphical_index.html">Graphical index</a> |
<a href="full_index.html">Full index</a>
</p>
<p>
&copy; 2003-2019
<a href="http://grass.osgeo.org">GRASS Development Team</a>,
GRASS GIS 7.8.2 Reference Manual
</p>

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