org.bytedeco.javacpp

Class opencv_video.BackgroundSubtractorMOG2

java.lang.Object

org.bytedeco.javacpp.Pointer

org.bytedeco.javacpp.opencv_core.Algorithm

org.bytedeco.javacpp.opencv_video.BackgroundSubtractor

org.bytedeco.javacpp.opencv_video.BackgroundSubtractorMOG2

Enclosing class:

opencv_video

public static class opencv_video.BackgroundSubtractorMOG2
extends opencv_video.BackgroundSubtractor

The class implements the following algorithm: "Improved adaptive Gausian mixture model for background subtraction" Z.Zivkovic International Conference Pattern Recognition, UK, August, 2004. http://www.zoranz.net/Publications/zivkovic2004ICPR.pdf

Nested Class Summary

Nested classes/interfaces inherited from class org.bytedeco.javacpp.opencv_core.Algorithm

opencv_core.Algorithm.Constructor, opencv_core.Algorithm.Getter, opencv_core.Algorithm.Setter

Nested classes/interfaces inherited from class org.bytedeco.javacpp.Pointer

Pointer.CustomDeallocator, Pointer.Deallocator, Pointer.NativeDeallocator

Field Summary

Fields inherited from class org.bytedeco.javacpp.Pointer

address, capacity, limit, position

Constructor Summary

Constructors

Constructor and Description
opencv_video.BackgroundSubtractorMOG2() the default constructor
opencv_video.BackgroundSubtractorMOG2(int size)
opencv_video.BackgroundSubtractorMOG2(int history, float varThreshold)
opencv_video.BackgroundSubtractorMOG2(int history, float varThreshold, boolean bShadowDetection) the full constructor that takes the length of the history, the number of gaussian mixtures, the background ratio parameter and the noise strength
opencv_video.BackgroundSubtractorMOG2(Pointer p)

Method Summary

Methods

Modifier and Type	Method and Description
void	apply(opencv_core.Mat image, opencv_core.Mat fgmask)
void	apply(opencv_core.Mat image, opencv_core.Mat fgmask, double learningRate) the update operator
void	getBackgroundImage(opencv_core.Mat backgroundImage) computes a background image which are the mean of all background gaussians
opencv_core.AlgorithmInfo	info()
void	initialize(opencv_core.Size frameSize, int frameType) re-initiaization method
opencv_video.BackgroundSubtractorMOG2	position(int position)

Methods inherited from class org.bytedeco.javacpp.opencv_core.Algorithm

_create, _create, getAlgorithm, getAlgorithm, getBool, getBool, getDouble, getDouble, getInt, getInt, getList, getMat, getMat, getMatVector, getMatVector, getParams, getString, getString, name, paramHelp, paramHelp, paramType, paramType, read, set, set, set, set, set, set, set, set, set, set, set, set, set, set, setAlgorithm, setAlgorithm, setBool, setBool, setDouble, setDouble, setInt, setInt, setMat, setMat, setMatVector, setMatVector, setString, setString, write

Methods inherited from class org.bytedeco.javacpp.Pointer

address, asBuffer, asByteBuffer, capacity, capacity, deallocate, deallocate, deallocateReferences, deallocator, deallocator, equals, fill, hashCode, isNull, limit, limit, memchr, memcmp, memcpy, memmove, memset, offsetof, position, put, setNull, sizeof, toString, withDeallocator, zero

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

opencv_video.BackgroundSubtractorMOG2

public opencv_video.BackgroundSubtractorMOG2(Pointer p)

opencv_video.BackgroundSubtractorMOG2

public opencv_video.BackgroundSubtractorMOG2(int size)

opencv_video.BackgroundSubtractorMOG2

public opencv_video.BackgroundSubtractorMOG2()

the default constructor

opencv_video.BackgroundSubtractorMOG2

public opencv_video.BackgroundSubtractorMOG2(int history,
                                     float varThreshold,
                                     boolean bShadowDetection)

the full constructor that takes the length of the history, the number of gaussian mixtures, the background ratio parameter and the noise strength

opencv_video.BackgroundSubtractorMOG2

public opencv_video.BackgroundSubtractorMOG2(int history,
                                     float varThreshold)

Method Detail

position

public opencv_video.BackgroundSubtractorMOG2 position(int position)

Overrides:

position in class opencv_video.BackgroundSubtractor

apply

public void apply(opencv_core.Mat image,
         opencv_core.Mat fgmask,
         double learningRate)

the update operator

Overrides:

apply in class opencv_video.BackgroundSubtractor

apply

public void apply(opencv_core.Mat image,
         opencv_core.Mat fgmask)

Overrides:

apply in class opencv_video.BackgroundSubtractor

getBackgroundImage

public void getBackgroundImage(opencv_core.Mat backgroundImage)

computes a background image which are the mean of all background gaussians

Overrides:

getBackgroundImage in class opencv_video.BackgroundSubtractor

initialize

public void initialize(opencv_core.Size frameSize,
              int frameType)

re-initiaization method

info

public opencv_core.AlgorithmInfo info()

Overrides:

info in class opencv_core.Algorithm