Class FREAK

Namespace

OpenCvSharp.XFeatures2D

Assembly

OpenCvSharp.dll

FREAK implementation

public class FREAK : Feature2D, IDisposable

Inheritance

object

CvObject

CvPtrObject

Algorithm

Feature2D

FREAK

Implements

IDisposable

Inherited Members

Feature2D.DescriptorSize

Feature2D.DescriptorType

Feature2D.DefaultNorm

Feature2D.Empty()

Feature2D.Detect(Mat, Mat)

Feature2D.Detect(InputArray, InputArray)

Feature2D.Detect(IEnumerable<Mat>, IEnumerable<Mat>)

Feature2D.Compute(InputArray, ref KeyPoint[], OutputArray)

Feature2D.Compute(IEnumerable<Mat>, ref KeyPoint[][], IEnumerable<Mat>)

Feature2D.DetectAndCompute(InputArray, InputArray, out KeyPoint[], OutputArray, bool)

Feature2D.Write(string)

Feature2D.Read(string)

Feature2D.GetDefaultName()

Algorithm.Write(FileStorage)

Algorithm.Read(FileNode)

Algorithm.Save(string)

CvPtrObject.RawPtr

CvObject.IsDisposed

CvObject.ptr

CvObject.SetSafeHandle(OpenCvSafeHandle)

CvObject.Dispose()

CvObject.Dispose(bool)

CvObject.DisposeManaged()

CvObject.DisposeUnmanaged()

CvObject.ThrowIfDisposed()

CvObject.CvPtr

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Properties

NOctaves

Number of octaves covered by the detected keypoints.

public int NOctaves { get; set; }

Property Value

int

OrientationNormalized

Enable orientation normalization.

public bool OrientationNormalized { get; set; }

Property Value

bool

PatternScale

Scaling of the description pattern.

public double PatternScale { get; set; }

Property Value

double

ScaleNormalized

Enable scale normalization.

public bool ScaleNormalized { get; set; }

Property Value

bool

Methods

Create(bool, bool, float, int, IEnumerable<int>?)

Constructor

public static FREAK Create(bool orientationNormalized = true, bool scaleNormalized = true, float patternScale = 22, int nOctaves = 4, IEnumerable<int>? selectedPairs = null)

Parameters

orientationNormalized bool

enable orientation normalization

scaleNormalized bool

enable scale normalization

patternScale float

scaling of the description pattern

nOctaves int

number of octaves covered by the detected keypoints

selectedPairs IEnumerable<int>

(optional) user defined selected pairs

Returns

FREAK