# CSJ2K.j2k.quantization.quantizer.StdQuantizer.isDerived

## Content

<div class="doc-site-dotnet-api-container">



<h1 id="CSJ2K_j2k_quantization_quantizer_StdQuantizer_isDerived_" data-uid="CSJ2K.j2k.quantization.quantizer.StdQuantizer.isDerived*">isDerived Method
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="CSJ2K_j2k_quantization_quantizer_StdQuantizer_isDerived_" data-uid="CSJ2K.j2k.quantization.quantizer.StdQuantizer.isDerived*"></a>
<h4 id="CSJ2K_j2k_quantization_quantizer_StdQuantizer_isDerived_System_Int32_System_Int32_" data-uid="CSJ2K.j2k.quantization.quantizer.StdQuantizer.isDerived(System.Int32,System.Int32)">isDerived(int, int)</h4>
<div class="markdown level1 summary"><p>Returns true if given tile-component uses derived quantization step
sizes.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public override bool isDerived(int t, int c)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Overrides Function isDerived(t As Integer, c As Integer) As Boolean</code></pre>
</div>
<h5 class="parameters">Parameters</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Name</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a></td>
      <td><span class="parametername">t</span></td>
      <td><p>Tile index</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a></td>
      <td><span class="parametername">c</span></td>
      <td><p>Component index</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="returns">Returns</h5>
<table class="table table-bordered table-condensed">
  <thead>
    <tr>
      <th>Type</th>
      <th>Description</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.boolean">bool</a></td>
      <td><p>True if derived</p>
</td>
    </tr>
  </tbody>
</table>
<h5 class="overrides">Overrides</h5>
<div><a class="xref" href="CSJ2K.j2k.quantization.quantizer.Quantizer.isDerived.html#CSJ2K_j2k_quantization_quantizer_Quantizer_isDerived_System_Int32_System_Int32_">Quantizer.isDerived(int, int)</a></div>
</div>