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<title>Gets the normalized value of the provided color channel</title>
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<h1 class="refname">GmagickPixel::getcolorvalue</h1>
<p class="verinfo">(PECL gmagick >= Unknown)</p><p class="refpurpose"><span class="refname">GmagickPixel::getcolorvalue</span> — <span class="dc-title">Gets the normalized value of the provided color channel</span></p>
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<div class="refsect1 description" id="refsect1-gmagickpixel.getcolorvalue-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="modifier">public</span> <span class="type">float</span> <span class="methodname"><strong>GmagickPixel::getcolorvalue</strong></span>
( <span class="methodparam"><span class="type">int</span> <code class="parameter">$color</code></span>
)</div>
<p class="para rdfs-comment">
Retrieves the value of the color channel specified, as a floating-point number between 0 and 1.
</p>
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<div class="refsect1 parameters" id="refsect1-gmagickpixel.getcolorvalue-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<span class="term"><em><code class="parameter">color</code></em></span>
<dd>
<p class="para">
The channel to check, specified as one of the Gmagick channel constants.
</p>
</dd>
</dt>
</dl>
</p>
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<div class="refsect1 returnvalues" id="refsect1-gmagickpixel.getcolorvalue-returnvalues">
<h3 class="title">Return Values</h3>
<p class="para">
The value of the channel, as a normalized floating-point number, throwing GmagickPixelException on error.
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