<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>Returns a grayscale image with a three-dimensional effect</title>
</head>
<body><div class="manualnavbar" style="text-align: center;">
<div class="prev" style="text-align: left; float: left;"><a href="gmagick.edgeimage.html">Gmagick::edgeimage</a></div>
<div class="next" style="text-align: right; float: right;"><a href="gmagick.enhanceimage.html">Gmagick::enhanceimage</a></div>
<div class="up"><a href="class.gmagick.html">Gmagick</a></div>
<div class="home"><a href="index.html">PHP Manual</a></div>
</div><hr /><div id="gmagick.embossimage" class="refentry">
<div class="refnamediv">
<h1 class="refname">Gmagick::embossimage</h1>
<p class="verinfo">(PECL gmagick >= Unknown)</p><p class="refpurpose"><span class="refname">Gmagick::embossimage</span> — <span class="dc-title">Returns a grayscale image with a three-dimensional effect</span></p>
</div>
<div class="refsect1 description" id="refsect1-gmagick.embossimage-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::embossimage</strong></span>
( <span class="methodparam"><span class="type">float</span> <code class="parameter">$radius</code></span>
, <span class="methodparam"><span class="type">float</span> <code class="parameter">$sigma</code></span>
)</div>
<p class="para rdfs-comment">
Returns a grayscale image with a three-dimensional effect. We convolve the image with a Gaussian operator of the given radius and standard deviation (sigma). For reasonable results, radius should be larger than sigma. Use a radius of 0 and it will choose a suitable radius for you.
</p>
</div>
<div class="refsect1 parameters" id="refsect1-gmagick.embossimage-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 effect
</p>
</dd>
</dt>
<dt>
<span class="term"><em><code class="parameter">sigma</code></em></span>
<dd>
<p class="para">
The sigma of the effect
</p>
</dd>
</dt>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-gmagick.embossimage-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
The embossed Gmagick object.
</p>
</div>
<div class="refsect1 errors" id="refsect1-gmagick.embossimage-errors">
<h3 class="title">Errors/Exceptions</h3>
<p class="para">
Throws an
<strong class="classname">GmagickException</strong> on error.
</p>
</div>
</div><hr /><div class="manualnavbar" style="text-align: center;">
<div class="prev" style="text-align: left; float: left;"><a href="gmagick.edgeimage.html">Gmagick::edgeimage</a></div>
<div class="next" style="text-align: right; float: right;"><a href="gmagick.enhanceimage.html">Gmagick::enhanceimage</a></div>
<div class="up"><a href="class.gmagick.html">Gmagick</a></div>
<div class="home"><a href="index.html">PHP Manual</a></div>
</div></body></html>
