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<title>Applies a color vector to each pixel in the image</title>
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<h1 class="refname">Imagick::tintImage</h1>
<p class="verinfo">(PECL imagick 2.0.0)</p><p class="refpurpose"><span class="refname">Imagick::tintImage</span> — <span class="dc-title">Applies a color vector to each pixel in the image</span></p>
</div>
<div class="refsect1 description" id="refsect1-imagick.tintimage-description">
<h3 class="title">Description</h3>
<div class="methodsynopsis dc-description">
<span class="type">bool</span> <span class="methodname"><strong>Imagick::tintImage</strong></span>
( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$tint</code></span>
, <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$opacity</code></span>
[, <span class="methodparam"><span class="type">bool</span> <code class="parameter">$legacy</code><span class="initializer"> = <strong><code>FALSE</code></strong></span></span>
] )</div>
<p class="para rdfs-comment">
Applies a color vector to each pixel in the image. The length of the vector
is 0 for black and white and at its maximum for the midtones. The vector
weighing function is f(x)=(1-(4.0*((x-0.5)*(x-0.5)))).
</p>
</div>
<div class="refsect1 parameters" id="refsect1-imagick.tintimage-parameters">
<h3 class="title">Parameters</h3>
<p class="para">
<dl>
<dt>
<code class="parameter">tint</code></dt>
<dd>
<p class="para">
</p>
</dd>
<dt>
<code class="parameter">opacity</code></dt>
<dd>
<p class="para">
</p>
</dd>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-imagick.tintimage-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.tintimage-errors">
<h3 class="title">Errors/Exceptions</h3>
<p class="para">
Throws ImagickException on error.
</p>
</div>
<div class="refsect1 changelog" id="refsect1-imagick.tintimage-changelog">
<h3 class="title">Changelog</h3>
<p class="para">
<table class="doctable informaltable">
<thead>
<tr>
<th>Version</th>
<th>Description</th>
</tr>
</thead>
<tbody class="tbody">
<tr>
<td>2.1.0</td>
<td>
Now allows a string representing the color as the first parameter and
a float representing the opacity value as the second parameter.
Previous versions allow only an ImagickPixel objects.
</td>
</tr>
</tbody>
</table>
</p>
</div>
<div class="refsect1 examples" id="refsect1-imagick.tintimage-examples">
<h3 class="title">Examples</h3>
<p class="para">
<div class="example" id="example-4047">
<p><strong>Example #1 <span class="function"><strong>Imagick::tintImage()</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">tintImage</span><span style="color: #007700">(</span><span style="color: #0000BB">$r</span><span style="color: #007700">, </span><span style="color: #0000BB">$g</span><span style="color: #007700">, </span><span style="color: #0000BB">$b</span><span style="color: #007700">, </span><span style="color: #0000BB">$a</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$a </span><span style="color: #007700">= </span><span style="color: #0000BB">$a </span><span style="color: #007700">/ </span><span style="color: #0000BB">100</span><span style="color: #007700">;<br /><br /> </span><span style="color: #0000BB">$imagick </span><span style="color: #007700">= new \</span><span style="color: #0000BB">Imagick</span><span style="color: #007700">();<br /> </span><span style="color: #0000BB">$imagick</span><span style="color: #007700">-></span><span style="color: #0000BB">newPseudoImage</span><span style="color: #007700">(</span><span style="color: #0000BB">400</span><span style="color: #007700">, </span><span style="color: #0000BB">400</span><span style="color: #007700">, </span><span style="color: #DD0000">'gradient:black-white'</span><span style="color: #007700">);<br /><br /> </span><span style="color: #0000BB">$tint </span><span style="color: #007700">= new \</span><span style="color: #0000BB">ImagickPixel</span><span style="color: #007700">(</span><span style="color: #DD0000">"rgb(</span><span style="color: #0000BB">$r</span><span style="color: #DD0000">, </span><span style="color: #0000BB">$g</span><span style="color: #DD0000">, </span><span style="color: #0000BB">$b</span><span style="color: #DD0000">)"</span><span style="color: #007700">);<br /> </span><span style="color: #0000BB">$opacity </span><span style="color: #007700">= new \</span><span style="color: #0000BB">ImagickPixel</span><span style="color: #007700">(</span><span style="color: #DD0000">"rgb(128, 128, 128, </span><span style="color: #0000BB">$a</span><span style="color: #DD0000">)"</span><span style="color: #007700">);<br /> </span><span style="color: #0000BB">$imagick</span><span style="color: #007700">-></span><span style="color: #0000BB">tintImage</span><span style="color: #007700">(</span><span style="color: #0000BB">$tint</span><span style="color: #007700">, </span><span style="color: #0000BB">$opacity</span><span style="color: #007700">);<br /> </span><span style="color: #0000BB">$imagick</span><span style="color: #007700">-></span><span style="color: #0000BB">setImageFormat</span><span style="color: #007700">(</span><span style="color: #DD0000">'png'</span><span style="color: #007700">);<br /> </span><span style="color: #0000BB">header</span><span style="color: #007700">(</span><span style="color: #DD0000">"Content-Type: image/png"</span><span style="color: #007700">);<br /> echo </span><span style="color: #0000BB">$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>
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