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<h1 class="refname">Gmagick::edgeimage</h1>
<p class="verinfo">(PECL gmagick >= Unknown)</p><p class="refpurpose"><span class="refname">Gmagick::edgeimage</span> — <span class="dc-title">Enhance edges within the image</span></p>
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<div class="refsect1 description" id="refsect1-gmagick.edgeimage-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type"><a href="class.gmagick.html" class="type Gmagick">Gmagick</a></span> <span class="methodname"><strong>Gmagick::edgeimage</strong></span>
( <span class="methodparam"><span class="type">float</span> <code class="parameter">$radius</code></span>
)</div>
<p class="para rdfs-comment">
Enhance edges within the image with a convolution filter of the given radius. Use radius 0 and it will be auto-selected.
</p>
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<div class="refsect1 parameters" id="refsect1-gmagick.edgeimage-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">radius</code></em></span>
<dd>
<p class="para">
The radius of the operation.
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-gmagick.edgeimage-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
The Gmagick object with edges enhanced.
</p>
</div>
<div class="refsect1 errors" id="refsect1-gmagick.edgeimage-errors">
<h3 class="title">Errors/Exceptions</h3>
<p class="para">
Throws an
<strong class="classname">GmagickException</strong> on error.
</p>
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