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<li class="toctree-l3 current"><a class="current reference internal" href="#">Median</a><ul>
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<li class="toctree-l4"><a class="reference internal" href="#std.Median"><code class="docutils literal notranslate"><span class="pre">Median()</span></code></a></li>
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<section id="median">
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<h1>Median<a class="headerlink" href="#median" title="Permalink to this heading"></a></h1>
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<dl class="py function">
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<dt class="sig sig-object py" id="std.Median">
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<span class="sig-prename descclassname"><span class="pre">std.</span></span><span class="sig-name descname"><span class="pre">Median</span></span><span class="sig-paren">(</span><em class="sig-param"><span class="pre">vnode</span> <span class="pre">clip[,</span> <span class="pre">int[]</span> <span class="pre">planes=[0,</span> <span class="pre">1,</span> <span class="pre">2]]</span></em><span class="sig-paren">)</span><a class="headerlink" href="#std.Median" title="Permalink to this definition"></a></dt>
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<dd><p>Replaces each pixel with the median of the nine pixels in its 3x3
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neighbourhood. In other words, the nine pixels are sorted from lowest
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to highest, and the middle value is picked.</p>
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<dl class="simple">
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<dt><em>clip</em></dt><dd><p>Clip to process. It must have integer sample type and bit depth
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between 8 and 16, or float sample type and bit depth of 32. If
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there are any frames with other formats, an error will be
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returned.</p>
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<dt><em>planes</em></dt><dd><p>Specifies which planes will be processed. Any unprocessed planes
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will be simply copied.</p>
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