MedianActivity Class

Changes the color of each pixel in an image to the median color of the pixels in its neighborhood. This is similar to the AverageActivity activity, but it is used for noise reduction, rather than a blur effect.

Object Model

Syntax

Visual Basic
C#
WinRT C#
WinRT JavaScript
C++

public class MedianActivity : ImageProcessingBaseActivity, System.ComponentModel.IComponent, System.IDisposable

'Declaration
 
Public Class MedianActivity 
   Inherits ImageProcessingBaseActivity
   Implements System.ComponentModel.IComponent, System.IDisposable

'Usage
 
Dim instance As MedianActivity

public sealed class MedianActivity : System.ComponentModel.IComponent, IClosable //In WinRT the IDisposable interface is replaced by IClosable

function Leadtools.Workflow.ImageProcessing.MedianActivity()

public ref class MedianActivity : public ImageProcessingBaseActivity, System.ComponentModel.IComponent, System.IDisposable

Remarks

Control the effect by specifying the size of the neighborhood that is used for calculating the median value. For 8x8, set the Dimension property to 8.
This activity supports 12 and 16-bit grayscale and 48 and 64-bit color images. Support for 12 and 16-bit grayscale and 48 and 64-bit color images is available only in the Document/Medical toolkits.
This activity does not support 32-bit grayscale images.

For more information, refer to Removing Noise.

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

Reference

MedianActivity Members
Leadtools.Workflow.ImageProcessing Namespace