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Feature2D Class

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The feature 2D base class
Inheritance Hierarchy

Namespace:  Emgu.CV.Features2D
Assembly:  Emgu.CV.World (in Emgu.CV.World.dll) Version: 4.1.1.3497 (4.1.1.3497)
Syntax
public abstract class Feature2D : SharedPtrObject, 
	IAlgorithm

The Feature2D type exposes the following members.

Constructors
  NameDescription
Protected methodFeature2D
Initializes a new instance of the Feature2D class
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Properties
  NameDescription
Public propertyDescriptorSize
Get the number of elements in the descriptor.
Public propertyFeature2DPtr
Get the pointer to the Feature2D object
Public propertyPtr
Pointer to the unmanaged object
(Inherited from UnmanagedObject.)
Public propertySharedPtr
Pointer to the shared pointer to the unmanaged object
(Inherited from SharedPtrObject.)
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Methods
  NameDescription
Public methodCompute
Compute the descriptors on the image from the given keypoint locations.
Public methodDetect
Detect the keypoints from the image
Public methodDetectAndCompute
Detect keypoints in an image and compute the descriptors on the image from the keypoint locations.
Public methodDetectRaw
Detect the features in the image
Public methodDispose
The dispose function that implements IDisposable interface
(Inherited from DisposableObject.)
Protected methodDisposeObject
Reset the pointers
(Overrides DisposableObjectDisposeObject.)
Public methodEquals (Inherited from Object.)
Protected methodFinalize
Destructor
(Inherited from DisposableObject.)
Public methodGetHashCode (Inherited from Object.)
Public methodGetType (Inherited from Object.)
Protected methodMemberwiseClone (Inherited from Object.)
Protected methodReleaseManagedResources
Release the managed resources. This function will be called during the disposal of the current object. override ride this function if you need to call the Dispose() function on any managed IDisposable object created by the current object
(Inherited from DisposableObject.)
Public methodToString (Inherited from Object.)
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Fields
  NameDescription
Protected field_algorithm
The pointer to the Algorithm object.
Protected field_feature2D
The pointer to the Feature2D object
Protected field_ptr
A pointer to the unmanaged object
(Inherited from UnmanagedObject.)
Protected field_sharedPtr
A pointer to the shared pointer to the unmanaged object
(Inherited from SharedPtrObject.)
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Extension Methods
  NameDescription
Public Extension MethodClear
Clear the algorithm
(Defined by AlgorithmExtensions.)
Public Extension MethodGetDefaultName
Returns the algorithm string identifier. This string is used as top level xml/yml node tag when the object is saved to a file or string.
(Defined by AlgorithmExtensions.)
Public Extension MethodIsEmpty
Returns true if the Algorithm is empty. e.g. in the very beginning or after unsuccessful read.
(Defined by AlgorithmExtensions.)
Public Extension MethodLoad
Loads algorithm from the file
(Defined by AlgorithmExtensions.)
Public Extension MethodLoadFromString
Loads algorithm from a String
(Defined by AlgorithmExtensions.)
Public Extension MethodRead
Reads algorithm parameters from a file storage.
(Defined by AlgorithmExtensions.)
Public Extension MethodSave
Save the algorithm to file
(Defined by AlgorithmExtensions.)
Public Extension MethodSaveToString
Save the algorithm to a string
(Defined by AlgorithmExtensions.)
Public Extension MethodWrite(FileStorage)Overloaded.
Stores algorithm parameters in a file storage
(Defined by AlgorithmExtensions.)
Public Extension MethodWrite(FileStorage, String)Overloaded.
Stores algorithm parameters in a file storage
(Defined by AlgorithmExtensions.)
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See Also
Inheritance Hierarchy
SystemObject
  Emgu.UtilDisposableObject
    Emgu.UtilUnmanagedObject
      Emgu.CV.UtilSharedPtrObject
        Emgu.CV.Features2DFeature2D
          Emgu.CV.Features2DAgastFeatureDetector
          Emgu.CV.Features2DAKAZE
          Emgu.CV.Features2DBrisk
          Emgu.CV.Features2DFastFeatureDetector
          Emgu.CV.Features2DGFTTDetector
          Emgu.CV.Features2DKAZE
          Emgu.CV.Features2DMSERDetector
          Emgu.CV.Features2DORBDetector
          Emgu.CV.Features2DSimpleBlobDetector
          Emgu.CV.XFeatures2DBoostDesc
          Emgu.CV.XFeatures2DBriefDescriptorExtractor
          Emgu.CV.XFeatures2DDAISY
          Emgu.CV.XFeatures2DFreak
          Emgu.CV.XFeatures2DHarrisLaplaceFeatureDetector
          Emgu.CV.XFeatures2DLATCH
          Emgu.CV.XFeatures2DLUCID
          Emgu.CV.XFeatures2DMSDDetector
          Emgu.CV.XFeatures2DStarDetector
          Emgu.CV.XFeatures2DVGG