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AVL.BottomHatRegion_AnyKernel

Performs a morphological black top hat (bottom hat) operation on a region using an arbitrary kernel.

Namespace:AvlNet
Assembly:AVL.NET.dll

Syntax

C++
C#
 
public static void BottomHatRegion_AnyKernel
(
	AvlNet.Region inRegion,
	AvlNet.Region inKernel,
	AvlNet.Region outRegion
)

Parameters

Name Type Range Default Description
inRegionAvlNet.RegionInput region.
inKernelAvlNet.RegionKernel shape (any).
outRegionAvlNet.RegionOutput region.

Description

Extracts small parts which do not belong to region. Uses user-defined kernels.

Is performed by running consecutively two filters. CloseRegion to remove small holes from region and RegionDifference to remove rest of the region.

Examples

Top Hat used to remove bigger parts of which do not belong to region. Region marked white. Source image on the left and result on the right.

Errors

List of possible exceptions:

Error type Description
DomainError Empty kernel on input in BottomHatRegion_AnyKernel.

See also