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?>
<div id="imagick.setcompressionquality" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">Imagick::setCompressionQuality</h1>
  <p class="verinfo">(PECL imagick 2, PECL imagick 3)</p><p class="refpurpose"><span class="refname">Imagick::setCompressionQuality</span> &mdash; <span class="dc-title">Define a qualidade de compactação padrão do objeto</span></p>

 </div>

 <div class="refsect1 description" id="refsect1-imagick.setcompressionquality-description">
  <h3 class="title">Descrição</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="methodname"><strong>Imagick::setCompressionQuality</strong></span>(<span class="methodparam"><span class="type"><a href="language.types.integer.php" class="type int">int</a></span> <code class="parameter">$quality</code></span>): <span class="type"><a href="language.types.boolean.php" class="type bool">bool</a></span></div>

  <p class="para rdfs-comment">
   Define a qualidade de compactação padrão do objeto.
  </p>

  <div class="caution"><strong class="caution">Cuidado</strong>
   <p class="para">
    Este método só funciona para novas imagens, por ex. aqueles criados através do Imagick::newPseudoImage. Para imagens existentes deve ser usado o método <span class="methodname"><a href="imagick.setimagecompressionquality.php" class="methodname">Imagick::setImageCompressionQuality()</a></span>.
   </p>
  </div>

 </div>


 <div class="refsect1 parameters" id="refsect1-imagick.setcompressionquality-parameters">
  <h3 class="title">Parâmetros</h3>
  <p class="para">
   <dl>
    
     <dt><code class="parameter">quality</code></dt>
     <dd>
      <p class="para">
       Um <span class="type"><a href="language.types.integer.php" class="type int">int</a></span> entre 1 e 100, 1 = alta compactação, 100 baixa compactação.
      </p>
     </dd>
    
   </dl>
  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-imagick.setcompressionquality-returnvalues">
  <h3 class="title">Valor Retornado</h3>
  <p class="para">
   Retorna <strong><code><a href="reserved.constants.php#constant.true">true</a></code></strong> em caso de sucesso.
  </p>
 </div>




 <div class="refsect1 examples" id="refsect1-imagick.setcompressionquality-examples">
  <h3 class="title">Exemplos</h3>
  <p class="para">
   <div class="example" id="example-1">
    <p><strong>Exemplo #1 Exemplo de <span class="function"><strong>Imagick::setCompressionQuality()</strong></span></strong></p>
     <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB">&lt;?php<br /></span><span style="color: #007700">function </span><span style="color: #0000BB">setCompressionQuality</span><span style="color: #007700">(</span><span style="color: #0000BB">$imagePath</span><span style="color: #007700">, </span><span style="color: #0000BB">$quality</span><span style="color: #007700">) {<br /><br />    </span><span style="color: #0000BB">$backgroundImagick </span><span style="color: #007700">= new </span><span style="color: #0000BB">\Imagick</span><span style="color: #007700">(</span><span style="color: #0000BB">realpath</span><span style="color: #007700">(</span><span style="color: #0000BB">$imagePath</span><span style="color: #007700">));<br />    </span><span style="color: #0000BB">$imagick </span><span style="color: #007700">= new </span><span style="color: #0000BB">\Imagick</span><span style="color: #007700">();<br />    </span><span style="color: #0000BB">$imagick</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setCompressionQuality</span><span style="color: #007700">(</span><span style="color: #0000BB">$quality</span><span style="color: #007700">);<br />    </span><span style="color: #0000BB">$imagick</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">newPseudoImage</span><span style="color: #007700">(<br />        </span><span style="color: #0000BB">$backgroundImagick</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getImageWidth</span><span style="color: #007700">(),<br />        </span><span style="color: #0000BB">$backgroundImagick</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getImageHeight</span><span style="color: #007700">(),<br />        </span><span style="color: #DD0000">'canvas:white'<br />    </span><span style="color: #007700">);<br /><br />    </span><span style="color: #0000BB">$imagick</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">compositeImage</span><span style="color: #007700">(<br />        </span><span style="color: #0000BB">$backgroundImagick</span><span style="color: #007700">,<br />        </span><span style="color: #0000BB">\Imagick</span><span style="color: #007700">::</span><span style="color: #0000BB">COMPOSITE_ATOP</span><span style="color: #007700">,<br />        </span><span style="color: #0000BB">0</span><span style="color: #007700">,<br />        </span><span style="color: #0000BB">0<br />    </span><span style="color: #007700">);<br /><br />    </span><span style="color: #0000BB">$imagick</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setFormat</span><span style="color: #007700">(</span><span style="color: #DD0000">"jpg"</span><span style="color: #007700">);<br />    </span><span style="color: #0000BB">header</span><span style="color: #007700">(</span><span style="color: #DD0000">"Content-Type: image/jpg"</span><span style="color: #007700">);<br />    echo </span><span style="color: #0000BB">$imagick</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">getImageBlob</span><span style="color: #007700">();<br />}<br /><br /></span><span style="color: #0000BB">?&gt;</span></span></code></div>
    </div>

   </div>
  </p>
 </div>


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