# GrapeCity.Documents.Imaging.GrayscaleBitmap.ApplyGaussianBlur

## Content

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



<h1 id="GrapeCity_Documents_Imaging_GrayscaleBitmap_ApplyGaussianBlur_" data-uid="GrapeCity.Documents.Imaging.GrayscaleBitmap.ApplyGaussianBlur*">ApplyGaussianBlur Method
</h1>
<div class="markdown level0 summary"></div>
<div class="markdown level0 conceptual"></div>



<a id="GrapeCity_Documents_Imaging_GrayscaleBitmap_ApplyGaussianBlur_" data-uid="GrapeCity.Documents.Imaging.GrayscaleBitmap.ApplyGaussianBlur*"></a>
<h4 id="GrapeCity_Documents_Imaging_GrayscaleBitmap_ApplyGaussianBlur_System_Int32_GrapeCity_Documents_Imaging_GaussianBlurBorderMode_" data-uid="GrapeCity.Documents.Imaging.GrayscaleBitmap.ApplyGaussianBlur(System.Int32,GrapeCity.Documents.Imaging.GaussianBlurBorderMode)">ApplyGaussianBlur(int, GaussianBlurBorderMode)</h4>
<div class="markdown level1 summary"><p>Applies a Gaussian blur to this <a class="xref" href="GrapeCity.Documents.Imaging.GrayscaleBitmap.html">GrayscaleBitmap</a>.</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 void ApplyGaussianBlur(int radius = 9, GaussianBlurBorderMode borderMode = GaussianBlurBorderMode.Default)</code></pre>
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<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Sub ApplyGaussianBlur(Optional radius As Integer = 9, Optional borderMode As GaussianBlurBorderMode = GaussianBlurBorderMode.Default)</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">radius</span></td>
      <td><p>The radius of the blur, in pixels.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="GrapeCity.Documents.Imaging.GaussianBlurBorderMode.html">GaussianBlurBorderMode</a></td>
      <td><span class="parametername">borderMode</span></td>
      <td><p>The mapping mode for the pixels outside of the border.</p>
</td>
    </tr>
  </tbody>
</table>


<a id="GrapeCity_Documents_Imaging_GrayscaleBitmap_ApplyGaussianBlur_" data-uid="GrapeCity.Documents.Imaging.GrayscaleBitmap.ApplyGaussianBlur*"></a>
<h4 id="GrapeCity_Documents_Imaging_GrayscaleBitmap_ApplyGaussianBlur_System_Byte_System_Int32_GrapeCity_Documents_Imaging_GaussianBlurBorderMode_" data-uid="GrapeCity.Documents.Imaging.GrayscaleBitmap.ApplyGaussianBlur(System.Byte,System.Int32,GrapeCity.Documents.Imaging.GaussianBlurBorderMode)">ApplyGaussianBlur(byte, int, GaussianBlurBorderMode)</h4>
<div class="markdown level1 summary"><p>Applies a Gaussian blur to this <a class="xref" href="GrapeCity.Documents.Imaging.GrayscaleBitmap.html">GrayscaleBitmap</a>.</p>
</div>
<div class="markdown level1 conceptual"></div>
<h5 class="declaration">Declaration</h5>
<div class="codewrapper">
  <pre><code class="lang-csharp hljs">public void ApplyGaussianBlur(byte borderColor, int radius = 9, GaussianBlurBorderMode borderMode = GaussianBlurBorderMode.Default)</code></pre>
</div>
<div class="codewrapper">
  <pre><code class="lang-vbnet hljs">Public Sub ApplyGaussianBlur(borderColor As Byte, Optional radius As Integer = 9, Optional borderMode As GaussianBlurBorderMode = GaussianBlurBorderMode.Default)</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.byte">byte</a></td>
      <td><span class="parametername">borderColor</span></td>
      <td><p>The color used to blend with the edge pixels of the image.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="https://learn.microsoft.com/dotnet/api/system.int32">int</a></td>
      <td><span class="parametername">radius</span></td>
      <td><p>The radius of the blur, in pixels.</p>
</td>
    </tr>
    <tr>
      <td><a class="xref" href="GrapeCity.Documents.Imaging.GaussianBlurBorderMode.html">GaussianBlurBorderMode</a></td>
      <td><span class="parametername">borderMode</span></td>
      <td><p>The mapping mode for the pixels outside of the border.</p>
</td>
    </tr>
  </tbody>
</table>
</div>