Class BackgroundSubtractorExtension

Namespace

Emgu.CV

Assembly

Emgu.CV.dll

A static class that provide extension methods to backgroundSubtractor

public static class BackgroundSubtractorExtension

Inheritance

object

BackgroundSubtractorExtension

Inherited Members

object.GetType()

object.MemberwiseClone()

object.ToString()

object.Equals(object)

object.Equals(object, object)

object.ReferenceEquals(object, object)

object.GetHashCode()

Methods

Apply(IBackgroundSubtractor, IInputArray, IOutputArray, double)

Update the background model

public static void Apply(this IBackgroundSubtractor subtractor, IInputArray image, IOutputArray fgMask, double learningRate = -1)

Parameters

subtractor IBackgroundSubtractor

The background subtractor

image IInputArray

The image that is used to update the background model

fgMask IOutputArray

The output foreground mask

learningRate double

Use -1 for default

GetBackgroundImage(IBackgroundSubtractor, IOutputArray)

Computes a background image.

public static void GetBackgroundImage(this IBackgroundSubtractor subtractor, IOutputArray backgroundImage)

Parameters

subtractor IBackgroundSubtractor

The background subtractor

backgroundImage IOutputArray

The output background image

Remarks

Sometimes the background image can be very blurry, as it contain the average background statistics.