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Feature2D Methods

The Feature2D type exposes the following members.

Methods
  NameDescription
Protected methodAllocGCHandle
Pins the object to be allocated by cvSetData.
(Inherited from DisposableObject.)
Protected methodAllocMemory
Allocates the specified size of memory.
(Inherited from DisposableObject.)
Public methodCompute(InputArray, KeyPoint, OutputArray)
Compute the descriptors for a set of keypoints in an image.
Public methodCompute(IEnumerableMat, KeyPoint, IEnumerableMat)
Compute the descriptors for a keypoints collection detected in image collection.
Public methodDetect(InputArray, Mat)
Detect keypoints in an image.
Public methodDetect(Mat, Mat)
Detect keypoints in an image.
Public methodDetect(IEnumerableMat, IEnumerableMat)
Detect keypoints in an image set.
Public methodDetectAndCompute
Detects keypoints and computes the descriptors
Public methodDispose
Releases the resources
(Inherited from DisposableObject.)
Protected methodDispose(Boolean)
Releases the resources
(Inherited from DisposableObject.)
Protected methodDisposeManaged
Releases managed resources
(Inherited from DisposableObject.)
Protected methodDisposeUnmanaged
releases unmanaged resources
(Inherited from DisposableCvObject.)
Public methodEmpty
Return true if detector object is empty
Public methodEquals
Determines whether the specified object is equal to the current object.
(Inherited from Object.)
Protected methodFinalize
Destructor
(Inherited from DisposableObject.)
Public methodGetDefaultName
Public methodGetHashCode
Serves as the default hash function.
(Inherited from Object.)
Public methodGetType
Gets the Type of the current instance.
(Inherited from Object.)
Protected methodMemberwiseClone
Creates a shallow copy of the current Object.
(Inherited from Object.)
Protected methodNotifyMemoryPressure
Notifies the allocated size of memory.
(Inherited from DisposableObject.)
Public methodRead(String)
Public methodRead(FileNode)
Reads algorithm parameters from a file storage
(Inherited from Algorithm.)
Public methodSave
Saves the algorithm to a file. In order to make this method work, the derived class must implement Algorithm::write(FileStorage fs).
(Inherited from Algorithm.)
Public methodThrowIfDisposed
If this object is disposed, then ObjectDisposedException is thrown.
(Inherited from DisposableObject.)
Public methodToString
Returns a string that represents the current object.
(Inherited from Object.)
Public methodWrite(String)
Public methodWrite(FileStorage)
Stores algorithm parameters in a file storage
(Inherited from Algorithm.)
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See Also