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QRCodeDetector Methods

The QRCodeDetector 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 methodDecode
Decodes QR code in image once it's found by the detect() method. Returns UTF8-encoded output string or empty string if the code cannot be decoded.
Public methodDecodeMulti(InputArray, IEnumerablePoint2f, String)
Decodes QR codes in image once it's found by the detect() method. Returns UTF8-encoded output string or empty string if the code cannot be decoded.
Public methodDecodeMulti(InputArray, IEnumerablePoint2f, String, Mat)
Decodes QR codes in image once it's found by the detect() method. Returns UTF8-encoded output string or empty string if the code cannot be decoded.
Protected methodDecodeMulti(InputArray, IEnumerablePoint2f, String, Mat, Boolean)
Decodes QR codes in image once it's found by the detect() method. Returns UTF8-encoded output string or empty string if the code cannot be decoded.
Public methodDetect
Detects QR code in image and returns the quadrangle containing the code.
Public methodDetectAndDecode
Both detects and decodes QR code
Public methodDetectMulti
Detects QR codes in image and returns the quadrangles containing the codes.
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
(Overrides DisposableCvObjectDisposeUnmanaged.)
Public methodEquals
Determines whether the specified object is equal to the current object.
(Inherited from Object.)
Protected methodFinalize
Destructor
(Inherited from DisposableObject.)
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 methodSetEpsX
sets the epsilon used during the horizontal scan of QR code stop marker detection.
Public methodSetEpsY
sets the epsilon used during the vertical scan of QR code stop marker detection.
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.)
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See Also