CvBlobDetector Class

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Wrapper for the CvBlob detection functions. The Ptr property points to the label image of the cvb::cvLabel function.

Inheritance Hierarchy

Namespace: Emgu.CV.Cvb
Assembly: Emgu.CV (in Emgu.CV.dll) Version: 3.0.0.2161 (3.0.0.2161)

Syntax

public class CvBlobDetector : UnmanagedObject

Public Class CvBlobDetector
	Inherits UnmanagedObject

public ref class CvBlobDetector : public UnmanagedObject

type CvBlobDetector =  
    class
        inherit UnmanagedObject
    end

The CvBlobDetector type exposes the following members.

Constructors

	Name	Description
	CvBlobDetector	Initializes a new instance of the CvBlobDetector class

Methods

	Name	Description
	Detect	Detect blobs from input image.
	Dispose	The dispose function that implements IDisposable interface (Inherited from DisposableObject.)
	DisposeObject	Release all the unmanaged memory associated with this Blob detector (Overrides DisposableObjectDisposeObject.)
	DrawBlobs	Draw the blobs on the image
	DrawBlobsMask	Get the binary mask for the blobs listed in the CvBlobs
	Equals	Determines whether the specified Object is equal to the current Object. (Inherited from Object.)
	Finalize	Destructor (Inherited from DisposableObject.)
	GetHashCode	Serves as a hash function for a particular type. (Inherited from Object.)
	GetType	Gets the type of the current instance. (Inherited from Object.)
	MeanColor	Calculates mean color of a blob in an image.
	MemberwiseClone	Creates a shallow copy of the current Object. (Inherited from Object.)
	ReleaseManagedResources	Release the managed resources. This function will be called during the disposal of the current object. override ride this function if you need to call the Dispose() function on any managed IDisposable object created by the current object (Inherited from DisposableObject.)
	ToString	Returns a string that represents the current object. (Inherited from Object.)

Fields

	Name	Description
	_ptr	A pointer to the unmanaged object (Inherited from UnmanagedObject.)

Properties

	Name	Description
	Ptr	Pointer to the unmanaged object (Inherited from UnmanagedObject.)

Remarks

Algorithm based on paper "A linear-time component-labeling algorithm using contour tracing technique" of Fu Chang, Chun-Jen Chen and Chi-Jen Lu.