C# Class AForge.Imaging.Filters.TopHat

Top-hat operator from Mathematical Morphology.

Top-hat morphological operator subtracts result of morphological opening on the input image from the input image itself.

Applied to binary image, the filter allows to get all those object (their parts) which were removed by opening filter, but never restored.

The filter accepts 8 and 16 bpp grayscale images and 24 and 48 bpp color images for processing.

Sample usage:

// create filter TopHat filter = new TopHat( ); // apply the filter filter.Apply( image );

Initial image:

Result image:

Inheritance: BaseInPlaceFilter

Public Methods

Method	Description
TopHat ( ) : System	Initializes a new instance of the TopHat class.
TopHat ( short se ) : System	Initializes a new instance of the TopHat class.

Method	Description
ProcessFilter ( UnmanagedImage image ) : void	Process the filter on the specified image.

Process the filter on the specified image.

protected ProcessFilter ( UnmanagedImage image ) : void
image	UnmanagedImage	Source image data.
return	void

Initializes a new instance of the TopHat class.

public TopHat ( ) : System
return	System

Initializes a new instance of the TopHat class.

public TopHat ( short se ) : System
se	short	Structuring element to pass to operator.
return	System