# CSJ2K.j2k.roi.encoder.SubbandROIMask.getSubbandRectROIMask

## Content

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



<h1 id="CSJ2K_j2k_roi_encoder_SubbandROIMask_getSubbandRectROIMask_" data-uid="CSJ2K.j2k.roi.encoder.SubbandROIMask.getSubbandRectROIMask*">getSubbandRectROIMask Method
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="CSJ2K_j2k_roi_encoder_SubbandROIMask_getSubbandRectROIMask_" data-uid="CSJ2K.j2k.roi.encoder.SubbandROIMask.getSubbandRectROIMask*"></a>
<h4 id="CSJ2K_j2k_roi_encoder_SubbandROIMask_getSubbandRectROIMask_System_Int32_System_Int32_" data-uid="CSJ2K.j2k.roi.encoder.SubbandROIMask.getSubbandRectROIMask(System.Int32,System.Int32)">getSubbandRectROIMask(int, int)</h4>
<div class="markdown level1 summary"><p>Returns a reference to the Subband mask element to which the specified
point belongs. The specified point must be inside this (i.e. the one
defined by this object) subband mask. This method searches through the
tree.</p>
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<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public virtual SubbandROIMask getSubbandRectROIMask(int x, int y)</code></pre>
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<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Overridable Function getSubbandRectROIMask(x As Integer, y As Integer) As SubbandROIMask</code></pre>
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<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">x</span></td>
      <td><p>horizontal coordinate of the specified point.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a></td>
      <td><span class="parametername">y</span></td>
      <td><p>horizontal coordinate of the specified point.</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="CSJ2K.j2k.roi.encoder.SubbandROIMask.html">SubbandROIMask</a></td>
      <td></td>
    </tr>
  </tbody>
</table>
</div>