Class ConnectedComponents

connected components that is returned from Cv2.ConnectedComponentsEx

Inheritance

System.Object

ConnectedComponents

Inherited Members

System.Object.Equals(System.Object)

System.Object.Equals(System.Object, System.Object)

System.Object.GetHashCode()

System.Object.GetType()

System.Object.MemberwiseClone()

System.Object.ReferenceEquals(System.Object, System.Object)

System.Object.ToString()

Namespace: OpenCvSharp

Assembly: OpenCvSharp.dll

Syntax

public class ConnectedComponents

Properties

Blobs

All blobs

Declaration

public IReadOnlyList<ConnectedComponents.Blob> Blobs { get; }

Property Value

Type	Description
IReadOnlyList<ConnectedComponents.Blob>

LabelCount

The number of labels -1

Declaration

public int LabelCount { get; }

Property Value

Type	Description
System.Int32

Labels

destination labeled value

Declaration

public ReadOnlyArray2D<int> Labels { get; }

Property Value

Type	Description
ReadOnlyArray2D<System.Int32>

Methods

FilterByBlob(Mat, Mat, ConnectedComponents.Blob)

Filter a image with the specified blob object.

Declaration

public void FilterByBlob(Mat src, Mat dst, ConnectedComponents.Blob blob)

Parameters

Type	Name	Description
Mat	src	Source image.
Mat	dst	Destination image.
ConnectedComponents.Blob	blob	Blob value.

FilterByBlobs(Mat, Mat, IEnumerable<ConnectedComponents.Blob>)

Filter a image with the specified blob objects.

Declaration

public void FilterByBlobs(Mat src, Mat dst, IEnumerable<ConnectedComponents.Blob> blobs)

Parameters

Type	Name	Description
Mat	src	Source image.
Mat	dst	Destination image.
IEnumerable<ConnectedComponents.Blob>	blobs	Blob values.

FilterByLabel(Mat, Mat, Int32)

Filter a image with the specified label value.

Declaration

public void FilterByLabel(Mat src, Mat dst, int labelValue)

Parameters

Type	Name	Description
Mat	src	Source image.
Mat	dst	Destination image.
System.Int32	labelValue	Label value.

FilterByLabels(Mat, Mat, IEnumerable<Int32>)

Filter a image with the specified label values.

Declaration

public void FilterByLabels(Mat src, Mat dst, IEnumerable<int> labelValues)

Parameters

Type	Name	Description
Mat	src	Source image.
Mat	dst	Destination image.
IEnumerable<System.Int32>	labelValues	Label values.

GetLargestBlob()

Find the largest blob.

Declaration

public ConnectedComponents.Blob GetLargestBlob()

Returns

Type	Description
ConnectedComponents.Blob	the largest blob

RenderBlobs(Mat)

Draws all blobs to the specified image.

Declaration

public void RenderBlobs(Mat img)

Parameters

Type	Name	Description
Mat	img	The target image to be drawn.