<!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>Smooths the contours of an image</title> </head> <body><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="imagick.recolorimage.html">Imagick::recolorImage</a></div> <div class="next" style="text-align: right; float: right;"><a href="imagick.remapimage.html">Imagick::remapImage</a></div> <div class="up"><a href="class.imagick.html">Imagick</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div><hr /><div id="imagick.reducenoiseimage" class="refentry"> <div class="refnamediv"> <h1 class="refname">Imagick::reduceNoiseImage</h1> <p class="verinfo">(PECL imagick 2.0.0)</p><p class="refpurpose"><span class="refname">Imagick::reduceNoiseImage</span> — <span class="dc-title">Smooths the contours of an image</span></p> </div> <div class="refsect1 description" id="refsect1-imagick.reducenoiseimage-description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">bool</span> <span class="methodname"><strong>Imagick::reduceNoiseImage</strong></span> ( <span class="methodparam"><span class="type">float</span> <code class="parameter">$radius</code></span> )</div> <p class="para rdfs-comment"> Smooths the contours of an image while still preserving edge information. The algorithm works by replacing each pixel with its neighbor closest in value. A neighbor is defined by radius. Use a radius of 0 and Imagick::reduceNoiseImage() selects a suitable radius for you. </p> </div> <div class="refsect1 parameters" id="refsect1-imagick.reducenoiseimage-parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <code class="parameter">radius</code></dt> <dd> <p class="para"> </p> </dd> </dl> </p> </div> <div class="refsect1 returnvalues" id="refsect1-imagick.reducenoiseimage-returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns <strong><code>TRUE</code></strong> on success. </p> </div> <div class="refsect1 errors" id="refsect1-imagick.reducenoiseimage-errors"> <h3 class="title">Errors/Exceptions</h3> <p class="para"> Throws ImagickException on error. </p> </div> <div class="refsect1 examples" id="refsect1-imagick.reducenoiseimage-examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example" id="example-3991"> <p><strong>Example #1 <span class="function"><strong>Imagick::reduceNoiseImage()</strong></span></strong></p> <div class="example-contents"> <div class="phpcode"><code><span style="color: #000000"> <span style="color: #0000BB"><?php<br /></span><span style="color: #007700">function </span><span style="color: #0000BB">reduceNoiseImage</span><span style="color: #007700">(</span><span style="color: #0000BB">$imagePath</span><span style="color: #007700">, </span><span style="color: #0000BB">$reduceNoise</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$imagick </span><span style="color: #007700">= new \</span><span style="color: #0000BB">Imagick</span><span style="color: #007700">(</span><span style="color: #0000BB">realpath</span><span style="color: #007700">(</span><span style="color: #0000BB">$imagePath</span><span style="color: #007700">));<br /> @</span><span style="color: #0000BB">$imagick</span><span style="color: #007700">-></span><span style="color: #0000BB">reduceNoiseImage</span><span style="color: #007700">(</span><span style="color: #0000BB">$reduceNoise</span><span style="color: #007700">);<br /> </span><span style="color: #0000BB">header</span><span style="color: #007700">(</span><span style="color: #DD0000">"Content-Type: image/jpg"</span><span style="color: #007700">);<br /> echo </span><span style="color: #0000BB">$imagick</span><span style="color: #007700">-></span><span style="color: #0000BB">getImageBlob</span><span style="color: #007700">();<br />}<br /><br /></span><span style="color: #0000BB">?></span> </span> </code></div> </div> </div> </p> </div> </div><hr /><div class="manualnavbar" style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="imagick.recolorimage.html">Imagick::recolorImage</a></div> <div class="next" style="text-align: right; float: right;"><a href="imagick.remapimage.html">Imagick::remapImage</a></div> <div class="up"><a href="class.imagick.html">Imagick</a></div> <div class="home"><a href="index.html">PHP Manual</a></div> </div></body></html>