ge</a></code> object is created and the results
  are stored inside (the default).</p></dd>

 <dt>An <code><a href="Image-class.html">Image</a></code> object:</dt>
<dd><p>the results are stored in another
  existing <code><a href="Image-class.html">Image</a></code> object. This will replace the content of
  <code>target</code>. Note that <code>target</code> must have the same dimensions as
  <code>x</code>.</p></dd>


</dl></dd>

</dl></div>
    <div class="section level2">
    <h2 id="value">Value<a class=