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FillRegionHoles


Header: FIL.h
Namespace: fil
Module: FoundationBasic

Adds pixels to the input region so that it contains no holes.

Syntax

C++
C#
 
void fil::FillRegionHoles
(
	const fil::Region& inRegion,
	fil::RegionConnectivity::Type inConnectivity,
	int inMinHoleArea,
	ftl::Optional<int> inMaxHoleArea,
	fil::Region& outRegion
)

Parameters

Name Type Range Default Description
Input value inRegion const Region& Input region
Input value inConnectivity RegionConnectivity::Type Type of connectivity used for the region foreground
Input value inMinHoleArea int 0 - Minimal area of a hole to be filled
Input value inMaxHoleArea Optional<int> 0 - NIL Maximal area of a hole to be filled
Output value outRegion Region& Output region

Description

The operation extends a region to contain all pixels inside any of the region holes. Holes of a region are those connected areas of pixels not belonging to the region, that do not touch the boundary of the region frame.

Examples

FillRegionHoles run on a sample region.

Remarks

This filter is mostly used in Blob Analysis Technique please refer to our Machine Vision Guide - Blob Analysis article.

See Also