org.bytedeco.opencv.opencv_tracking

Class CosDistance

java.lang.Object

org.bytedeco.javacpp.Pointer

org.bytedeco.opencv.opencv_tracking.IDescriptorDistance

org.bytedeco.opencv.opencv_tracking.CosDistance

All Implemented Interfaces:

AutoCloseable

@Namespace(value="cv::detail::tracking::tbm")
 @NoOffset
 @Properties(inherit=opencv_tracking.class)
public class CosDistance
extends IDescriptorDistance

\brief The CosDistance class allows computing cosine distance between two reidentification descriptors.

Nested Class Summary

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
CosDistance(Pointer p) Pointer cast constructor.
CosDistance(Size descriptor_size) \brief CosDistance constructor.

Method Summary

Modifier and Type	Method and Description
float	compute(Mat descr1, Mat descr2) \brief Computes distance between two descriptors.
FloatPointer	compute(MatVector descrs1, MatVector descrs2) \brief Computes distances between two descriptors in batches.

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, getPointer, getPointer, getPointer, getPointer, hashCode, isNull, isNull, limit, limit, malloc, maxBytes, maxPhysicalBytes, memchr, memcmp, memcpy, memmove, memset, offsetAddress, offsetof, offsetof, parseBytes, physicalBytes, position, position, put, realloc, referenceCount, releaseReference, retainReference, setNull, sizeof, sizeof, toString, totalBytes, totalCount, totalPhysicalBytes, withDeallocator, zero

Methods inherited from class java.lang.Object

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

Constructor Detail

CosDistance

public CosDistance(Pointer p)

Pointer cast constructor. Invokes Pointer(Pointer).

CosDistance

public CosDistance(@Const @ByRef
                   Size descriptor_size)

\brief CosDistance constructor.

Parameters:

descriptor_size - [in] Descriptor size.

Method Detail

compute

public float compute(@Const @ByRef
                     Mat descr1,
                     @Const @ByRef
                     Mat descr2)

\brief Computes distance between two descriptors.

Overrides:

compute in class IDescriptorDistance

Parameters:

descr1 - First descriptor.

descr2 - Second descriptor.

Returns:

Distance between two descriptors.

compute

@StdVector
public FloatPointer compute(@Const @ByRef
                                       MatVector descrs1,
                                       @Const @ByRef
                                       MatVector descrs2)

\brief Computes distances between two descriptors in batches.

Overrides:

compute in class IDescriptorDistance

Parameters:

descrs - [in] 1 Batch of first descriptors.

descrs - [in] 2 Batch of second descriptors.

Returns:

Distances between descriptors.