org.bytedeco.opencv.opencv_tracking

Class TrackerFeatureHAAR

java.lang.Object

org.bytedeco.javacpp.Pointer

org.bytedeco.opencv.opencv_tracking.TrackerFeature

org.bytedeco.opencv.opencv_tracking.TrackerFeatureHAAR

All Implemented Interfaces:

AutoCloseable

@Namespace(value="cv")
 @NoOffset
 @Properties(inherit=opencv_tracking.class)
public class TrackerFeatureHAAR
extends TrackerFeature

\brief TrackerFeature based on HAAR features, used by TrackerMIL and many others algorithms \note HAAR features implementation is copied from apps/traincascade and modified according to MIL

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	TrackerFeatureHAAR.Params

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

Pointer.CustomDeallocator, Pointer.Deallocator, Pointer.NativeDeallocator, Pointer.ReferenceCounter

Field Summary

Fields inherited from class org.bytedeco.javacpp.Pointer

address, capacity, limit, position

Constructor Summary

Constructors

Constructor and Description
TrackerFeatureHAAR()
TrackerFeatureHAAR(long size) Native array allocator.
TrackerFeatureHAAR(Pointer p) Pointer cast constructor.
TrackerFeatureHAAR(TrackerFeatureHAAR.Params parameters) \brief Constructor

Method Summary

Modifier and Type	Method and Description
boolean	extractSelected(int[] selFeatures, MatVector images, Mat response)
boolean	extractSelected(IntBuffer selFeatures, MatVector images, Mat response)
boolean	extractSelected(IntPointer selFeatures, MatVector images, Mat response) \brief Compute the features only for the selected indices in the images collection
CvHaarEvaluator.FeatureHaar	getFeatureAt(int id) \brief Get the feature in position id
TrackerFeatureHAAR	position(long position)
void	selection(Mat response, int npoints) \brief Identify most effective features
boolean	swapFeature(int id, CvHaarEvaluator.FeatureHaar feature) \brief Swap the feature in position id with the feature input
boolean	swapFeature(int source, int target) \brief Swap the feature in position source with the feature in position target

Methods inherited from class org.bytedeco.opencv.opencv_tracking.TrackerFeature

compute, create, create, getClassName

Methods inherited from class org.bytedeco.javacpp.Pointer

address, asBuffer, asByteBuffer, availablePhysicalBytes, calloc, capacity, capacity, close, deallocate, deallocate, deallocateReferences, deallocator, deallocator, equals, fill, formatBytes, free, hashCode, isNull, isNull, limit, limit, malloc, maxBytes, maxPhysicalBytes, memchr, memcmp, memcpy, memmove, memset, offsetof, parseBytes, physicalBytes, position, put, realloc, referenceCount, releaseReference, retainReference, setNull, sizeof, toString, totalBytes, totalPhysicalBytes, withDeallocator, zero

Methods inherited from class java.lang.Object

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

Constructor Detail

TrackerFeatureHAAR

public TrackerFeatureHAAR(Pointer p)

Pointer cast constructor. Invokes Pointer.Pointer(Pointer).

TrackerFeatureHAAR

public TrackerFeatureHAAR(long size)

Native array allocator. Access with Pointer.position(long).

TrackerFeatureHAAR

public TrackerFeatureHAAR(@Const @ByRef(nullValue="cv::TrackerFeatureHAAR::Params()")
                          TrackerFeatureHAAR.Params parameters)

\brief Constructor

Parameters:

parameters - TrackerFeatureHAAR parameters TrackerFeatureHAAR::Params

TrackerFeatureHAAR

public TrackerFeatureHAAR()

Method Detail

position

public TrackerFeatureHAAR position(long position)

Overrides:

position in class Pointer

extractSelected

@Cast(value="bool")
public boolean extractSelected(@StdVector
                                                   IntPointer selFeatures,
                                                   @Const @ByRef
                                                   MatVector images,
                                                   @ByRef
                                                   Mat response)

\brief Compute the features only for the selected indices in the images collection

Parameters:

selFeatures - indices of selected features

images - The images

response - Collection of response for the specific TrackerFeature

extractSelected

@Cast(value="bool")
public boolean extractSelected(@StdVector
                                                   IntBuffer selFeatures,
                                                   @Const @ByRef
                                                   MatVector images,
                                                   @ByRef
                                                   Mat response)

extractSelected

@Cast(value="bool")
public boolean extractSelected(@StdVector
                                                   int[] selFeatures,
                                                   @Const @ByRef
                                                   MatVector images,
                                                   @ByRef
                                                   Mat response)

selection

public void selection(@ByRef
                      Mat response,
                      int npoints)

\brief Identify most effective features

Overrides:

selection in class TrackerFeature

Parameters:

response - Collection of response for the specific TrackerFeature

npoints - Max number of features

\note This method modifies the response parameter

swapFeature

@Cast(value="bool")
public boolean swapFeature(int source,
                                               int target)

\brief Swap the feature in position source with the feature in position target

Parameters:

source - The source position

target - The target position

swapFeature

@Cast(value="bool")
public boolean swapFeature(int id,
                                               @ByRef
                                               CvHaarEvaluator.FeatureHaar feature)

\brief Swap the feature in position id with the feature input

Parameters:

id - The position

feature - The feature

getFeatureAt

@ByRef
public CvHaarEvaluator.FeatureHaar getFeatureAt(int id)

\brief Get the feature in position id

Parameters:

id - The position