Class List

Here are the classes, structs, unions and interfaces with brief descriptions:

[detail level 12345]

►Ncv	"black box" representation of the file storage associated with a file on disk
►Naruco
CArucoDetector	The main functionality of ArucoDetector class is detection of markers in an image with detectMarkers() method
CBoard	Board of ArUco markers
CCharucoBoard	ChArUco board is a planar chessboard where the markers are placed inside the white squares of a chessboard
CCharucoDetector
CCharucoParameters
CDetectorParameters	Struct DetectorParameters is used by ArucoDetector
CDictionary	Dictionary is a set of unique ArUco markers of the same size
CGridBoard	Planar board with grid arrangement of markers
CRefineParameters	Struct RefineParameters is used by ArucoDetector
►Nbarcode
CBarcodeDetector
►Ncuda
CBufferPool	BufferPool for use with CUDA streams
CDeviceInfo	Class providing functionality for querying the specified GPU properties
CEvent
CEventAccessor	Class that enables getting cudaEvent_t from cuda::Event
CGpuData
►CGpuMat	Base storage class for GPU memory with reference counting
CAllocator
CGpuMatND
CHostMem	Class with reference counting wrapping special memory type allocation functions from CUDA
CStream	This class encapsulates a queue of asynchronous calls
CStreamAccessor	Class that enables getting cudaStream_t from cuda::Stream
CTargetArchs	Class providing a set of static methods to check what NVIDIA* card architecture the CUDA module was built for
►Ndetail
►Ntracking
CTrackerFeature	Abstract base class for TrackerFeature that represents the feature
CTrackerFeatureSet	Class that manages the extraction and selection of features
CTrackerModel	Abstract class that represents the model of the target
CTrackerSampler	Class that manages the sampler in order to select regions for the update the model of the tracker [AAM] Sampling e Labeling. See table I and section III B
CTrackerSamplerAlgorithm	Abstract base class for TrackerSamplerAlgorithm that represents the algorithm for the specific sampler
►CTrackerSamplerCSC	TrackerSampler based on CSC (current state centered), used by MIL algorithm TrackerMIL
CParams
CTrackerStateEstimator	Abstract base class for TrackerStateEstimator that estimates the most likely target state
CTrackerTargetState	Abstract base class for TrackerTargetState that represents a possible state of the target
CTrackerFeature	Abstract base class for TrackerFeature that represents the feature
CTrackerFeatureSet	Class that manages the extraction and selection of features
CTrackerModel	Abstract class that represents the model of the target
CTrackerSampler	Class that manages the sampler in order to select regions for the update the model of the tracker [AAM] Sampling e Labeling. See table I and section III B
CTrackerSamplerAlgorithm	Abstract base class for TrackerSamplerAlgorithm that represents the algorithm for the specific sampler
►CTrackerSamplerCSC	TrackerSampler based on CSC (current state centered), used by MIL algorithm TrackerMIL
CParams
CTrackerStateEstimator	Abstract base class for TrackerStateEstimator that estimates the most likely target state
CTrackerTargetState	Abstract base class for TrackerTargetState that represents a possible state of the target
►Ndetails
CFPDenormalsIgnoreHintScope
CFPDenormalsIgnoreHintScopeNOOP
CFPDenormalsModeState
►Nflann
CCvType
CCvType< char >
CCvType< double >
CCvType< float >
CCvType< int >
CCvType< short >
CCvType< unsigned char >
CCvType< unsigned short >
CGenericIndex	The FLANN nearest neighbor index class. This class is templated with the type of elements for which the index is built
►Nhal
CDCT2D
CDFT1D
CDFT2D
►Ninstr
CNodeData
CNodeDataTls
►Ninternal
CMatx_DetOp
CMatx_DetOp< _Tp, 1 >
CMatx_DetOp< _Tp, 2 >
CMatx_DetOp< _Tp, 3 >
►Nocl
►CContext
CUserContext
CDevice
CImage2D
CKernel
CKernelArg
COpenCLExecutionContext
COpenCLExecutionContextScope
CPlatform
CPlatformInfo
CProgram
CProgramSource
CQueue
CTimer
►Nogl
CArrays	Wrapper for OpenGL Client-Side Vertex arrays
CBuffer	Smart pointer for OpenGL buffer object with reference counting
CTexture2D	Smart pointer for OpenGL 2D texture memory with reference counting
►Nparallel
►Nopenmp
CParallelForBackend
►Ntbb
►CParallelForBackend
CCallbackProxy
CParallelForAPI
►Nsegmentation
CIntelligentScissorsMB	Intelligent Scissors image segmentation
►Nsfinae
Chas_parenthesis_operator
►Ntraits
CDepth
CDepth< Complex< _Tp > >
CDepth< Matx< _Tp, m, n > >
CDepth< Moments >
CDepth< Point3_< _Tp > >
CDepth< Point_< _Tp > >
CDepth< Range >
CDepth< Rect_< _Tp > >
CDepth< RotatedRect >
CDepth< Scalar_< _Tp > >
CDepth< Size_< _Tp > >
CDepth< Vec< _Tp, cn > >
CSafeFmt
CSafeFmt< T, false >
CSafeFmt< T, true >
CSafeType
CSafeType< T, false >
CSafeType< T, true >
CType
CType< Complex< _Tp > >
CType< Matx< _Tp, m, n > >
CType< Moments >
CType< Point3_< _Tp > >
CType< Point_< _Tp > >
CType< Range >
CType< Rect_< _Tp > >
CType< RotatedRect >
CType< Scalar_< _Tp > >
CType< Size_< _Tp > >
CType< Vec< _Tp, cn > >
►Nutils
►Nlogging
CLogTag
CLogTagAuto
CAllocatorStatistics
CAllocatorStatisticsInterface
C_InputArray	This is the proxy class for passing read-only input arrays into OpenCV functions
C_InputOutputArray
C_OutputArray	This type is very similar to InputArray except that it is used for input/output and output function parameters
CAccumulator
CAccumulator< char >
CAccumulator< short >
CAccumulator< unsigned char >
CAccumulator< unsigned short >
CAffineFeature	Class for implementing the wrapper which makes detectors and extractors to be affine invariant, described as ASIFT in [YM11]
CAgastFeatureDetector	Wrapping class for feature detection using the AGAST method. :
CAKAZE	Class implementing the AKAZE keypoint detector and descriptor extractor, described in [ANB13]
CAlgorithm	This is a base class for all more or less complex algorithms in OpenCV
►CAllocator
Crebind
CAsyncArray	Returns result of asynchronous operations
CAsyncPromise	Provides result of asynchronous operations
CAutoBuffer	Automatically Allocated Buffer Class
CBackgroundSubtractor	Base class for background/foreground segmentation. :
CBackgroundSubtractorKNN	K-nearest neighbours - based Background/Foreground Segmentation Algorithm
CBackgroundSubtractorMOG2	Gaussian Mixture-based Background/Foreground Segmentation Algorithm
►CBaseCascadeClassifier
CMaskGenerator
CBFMatcher	Brute-force descriptor matcher
CBOWImgDescriptorExtractor	Class to compute an image descriptor using the bag of visual words
CBOWKMeansTrainer	Kmeans -based class to train visual vocabulary using the bag of visual words approach. :
CBOWTrainer	Abstract base class for training the bag of visual words vocabulary from a set of descriptors
CBRISK	Class implementing the BRISK keypoint detector and descriptor extractor, described in [LCS11]
CBufferPoolController
CCascadeClassifier	Cascade classifier class for object detection
CCirclesGridFinderParameters
CCLAHE	Base class for Contrast Limited Adaptive Histogram Equalization
CCommandLineParser	Designed for command line parsing
CComplex	A complex number class
CConjGradSolver	This class is used to perform the non-linear non-constrained minimization of a function with known gradient,
CDataDepth	A helper class for cv::DataType
CDataType	Template "trait" class for OpenCV primitive data types
CDataType< bool >
CDataType< char >
CDataType< Complex< _Tp > >
CDataType< double >
CDataType< float >
CDataType< hfloat >
CDataType< int >
CDataType< Matx< _Tp, m, n > >
CDataType< Moments >
CDataType< Point3_< _Tp > >
CDataType< Point_< _Tp > >
CDataType< Range >
CDataType< Rect_< _Tp > >
CDataType< RotatedRect >
CDataType< Scalar_< _Tp > >
CDataType< schar >
CDataType< short >
CDataType< Size_< _Tp > >
CDataType< uchar >
CDataType< ushort >
CDataType< Vec< _Tp, cn > >
CDefaultDeleter
CDefaultDeleter< CvHaarClassifierCascade >
CDenseOpticalFlow
►CDescriptorMatcher	Abstract base class for matching keypoint descriptors
CDescriptorCollection
►CDetectionBasedTracker
CExtObject
CIDetector
CInnerParameters
CParameters
CTrackedObject
CDetectionROI	Struct for detection region of interest (ROI)
CDISOpticalFlow	DIS optical flow algorithm
CDMatch	Class for matching keypoint descriptors
CDownhillSolver	This class is used to perform the non-linear non-constrained minimization of a function,
CDualQuat
CException	Class passed to an error
CFaceDetectorYN	DNN-based face detector
CFaceRecognizerSF	DNN-based face recognizer
CFarnebackOpticalFlow	Class computing a dense optical flow using the Gunnar Farneback's algorithm
CFastFeatureDetector	Wrapping class for feature detection using the FAST method. :
CFeature2D	Abstract base class for 2D image feature detectors and descriptor extractors
CFileNode	File Storage Node class
CFileNodeIterator	Used to iterate through sequences and mappings
CFileStorage	XML/YAML/JSON file storage class that encapsulates all the information necessary for writing or reading data to/from a file
CFormatted
CFormatter
CGeneralizedHough	Finds arbitrary template in the grayscale image using Generalized Hough Transform
CGeneralizedHoughBallard	Finds arbitrary template in the grayscale image using Generalized Hough Transform
CGeneralizedHoughGuil	Finds arbitrary template in the grayscale image using Generalized Hough Transform
CGFTTDetector	Wrapping class for feature detection using the goodFeaturesToTrack function. :
CGraphicalCodeDetector
CHamming
Chas_custom_delete
Chas_custom_delete< T, typename std::enable_if< sfinae::has_parenthesis_operator< DefaultDeleter< T >, void, T * >::value >::type >
CHOGDescriptor	Implementation of HOG (Histogram of Oriented Gradients) descriptor and object detector
►CImageCollection	To read Multi Page images on demand
Citerator
CKalmanFilter	Kalman filter class
CKAZE	Class implementing the KAZE keypoint detector and descriptor extractor, described in [ABD12]
CKeyPoint	Data structure for salient point detectors
CKeyPointsFilter	A class filters a vector of keypoints
CL1
CL2
CLDA	Linear Discriminant Analysis
CLineIterator	Class for iterating over all pixels on a raster line segment
CLineSegmentDetector	Line segment detector class
►CLMSolver
CCallback
CMat	N-dimensional dense array class
CMat_	Template matrix class derived from Mat
CMatAllocator	Custom array allocator
CMatCommaInitializer_	Comma-separated Matrix Initializer
CMatConstIterator
CMatConstIterator_	Matrix read-only iterator
CMatExpr	Matrix expression representation This is a list of implemented matrix operations that can be combined in arbitrary complex expressions (here A, B stand for matrices ( Mat ), s for a scalar ( Scalar ), alpha for a real-valued scalar ( double )):
CMatIterator_	Matrix read-write iterator
CMatOp
CMatSize
CMatStep
CMatx	Template class for small matrices whose type and size are known at compilation time
CMatxCommaInitializer	Comma-separated Matrix Initializer
►CMinProblemSolver	Basic interface for all solvers
CFunction	Represents function being optimized
CMoments	Struct returned by cv::moments
CMSER	Maximally stable extremal region extractor
CNAryMatIterator	N-ary multi-dimensional array iterator
CNode
CORB	Class implementing the ORB (oriented BRIEF) keypoint detector and descriptor extractor
CParallelLoopBody	Base class for parallel data processors
CParallelLoopBodyLambdaWrapper
CParamType
CParamType< _Tp, typename std::enable_if< std::is_enum< _Tp >::value >::type >
CParamType< Algorithm >
CParamType< bool >
CParamType< double >
CParamType< float >
CParamType< int >
CParamType< Mat >
CParamType< Scalar >
CParamType< std::vector< Mat > >
CParamType< String >
CParamType< uchar >
CParamType< uint64 >
CParamType< unsigned >
CPCA	Principal Component Analysis
CPoint3_	Template class for 3D points specified by its coordinates x, y and z
CPoint_	Template class for 2D points specified by its coordinates x and y
CPtr
CQRCodeDetector
►CQRCodeDetectorAruco
CParams
►CQRCodeEncoder
CParams	QR code encoder parameters
CQuat
CQuatEnum
CRange	Template class specifying a continuous subsequence (slice) of a sequence
CRect_	Template class for 2D rectangles
CRNG	Random Number Generator
CRNG_MT19937	Mersenne Twister random number generator
CRotatedRect	The class represents rotated (i.e. not up-right) rectangles on a plane
CScalar_	Template class for a 4-element vector derived from Vec
CSIFT	Class for extracting keypoints and computing descriptors using the Scale Invariant Feature Transform (SIFT) algorithm by D. Lowe [Lowe04]
CSimilarRects	This class is used for grouping object candidates detected by Cascade Classifier, HOG etc
►CSimpleBlobDetector	Class for extracting blobs from an image. :
CParams
CSize_	Template class for specifying the size of an image or rectangle
CSL2
Csoftdouble
Csoftfloat
►CSparseMat	The class SparseMat represents multi-dimensional sparse numerical arrays
CHdr	Sparse matrix header
CNode	Sparse matrix node - element of a hash table
CSparseMat_	Template sparse n-dimensional array class derived from SparseMat
CSparseMatConstIterator	Read-Only Sparse Matrix Iterator
CSparseMatConstIterator_	Template Read-Only Sparse Matrix Iterator Class
CSparseMatIterator	Read-write Sparse Matrix Iterator
CSparseMatIterator_	Template Read-Write Sparse Matrix Iterator Class
CSparseOpticalFlow	Base interface for sparse optical flow algorithms
CSparsePyrLKOpticalFlow	Class used for calculating a sparse optical flow
CStereoBM	Class for computing stereo correspondence using the block matching algorithm, introduced and contributed to OpenCV by K. Konolige
CStereoMatcher	The base class for stereo correspondence algorithms
CStereoSGBM	The class implements the modified H. Hirschmuller algorithm [HH08] that differs from the original one as follows:
►CSubdiv2D
CQuadEdge
CVertex
CSVD	Singular Value Decomposition
CTermCriteria	The class defining termination criteria for iterative algorithms
CTickMeter	Class to measure passing time
CTLSData	Simple TLS data class
CTLSDataAccumulator	TLS data accumulator with gathering methods
CTLSDataContainer
CTracker	Base abstract class for the long-term tracker
►CTrackerDaSiamRPN
CParams
►CTrackerGOTURN	GOTURN (Generic Object Tracking Using Regression Networks) tracker
CParams
►CTrackerMIL	The MIL algorithm trains a classifier in an online manner to separate the object from the background
CParams
►CTrackerNano	Nano tracker is a super lightweight dnn-based general object tracking
CParams
►CTrackerVit	VIT tracker is a super lightweight dnn-based general object tracking
CParams
CUMat
CUMatData
CUsacParams
Cv_reg
CV_TypeTraits
CVariationalRefinement	Variational optical flow refinement
CVec	Template class for short numerical vectors, a partial case of Matx
CVecCommaInitializer	Comma-separated Vec Initializer
CVideoCapture	Class for video capturing from video files, image sequences or cameras
CVideoWriter	Video writer class
►NEsterv
►NAboutEstervQrCode
CAbout
►NControls
►NFlat
CButton
CCheckBox
CComboBox
CDelayButton
CFrame
CItemDelegate
CLabel
CPopup
CRoundButton
CSpinBox
CSwitch
CTabBar
CTabButton
CTextArea
CTextField
CToolTip
►NCustomControls
►NQrDec
CQrCam
CQrDecPop
CQrTextField
►NQrGen
CQrGenImage
CQrGenPop
CQrText
CCloseButton
CNextButton
CPinPad
CPrevButton
CThemeSwitch
►NStyles
►NSimple
CStyle
►NUtils
►NQrDec
CQRDecoder
CQRImageDecoder
CWasmImageProvider
►NQrGen
CBitBuffer
Cdata_too_long
CQrCode
CQRImageProvider
►CQrSegment
CMode
CAboutThis
►NQT_WARNING_DISABLE_DEPRECATED
Cqt_meta_tag_ZN6Esterv5Utils5QrDec14QRImageDecoderE_t
Cqt_meta_tag_ZN6Esterv5Utils9AboutThisE_t
C_IplConvKernel
C_IplConvKernelFP
C_IplImage
C_IplROI
CAbout
CButton
CCheckBox
CCloseButton
CComboBox
CCv16suf
CCv32suf
CCv64suf
CCvAbstractCamera
CCvBox2D
CCvChain
CCvChainPtReader
CCvConnectedComp
CCvContour
CCvConvexityDefect
CCvFont
CCvGraph
CCvGraphEdge
CCvGraphScanner
CCvGraphVtx
CCvGraphVtx2D
CcvhalKeyPoint
CCvHistogram
CCvHuMoments
CCvLineIterator
CCvMat
CCvMatND
CCvMemBlock
CCvMemStorage
CCvMemStoragePos
CCvMoments
CCvNArrayIterator
CCvPhotoCamera
C<CvPhotoCameraDelegate>
CCvPoint
CCvPoint2D32f
CCvPoint2D64f
CCvPoint3D32f
CCvPoint3D64f
CCvRect
CCvScalar
CCvSeq
CCvSeqBlock
CCvSeqReader
CCvSeqWriter
CCvSet
CCvSetElem
CCvSize
CCvSize2D32f
CCvSlice
CCvSparseMat
CCvSparseMatIterator
CCvSparseNode
CCvTermCriteria
CCvTreeNodeIterator
CCvVideoCamera
C<CvVideoCameraDelegate>
CDelayButton
CEsterv_AboutEstervQrCodePlugin
CEsterv_Controls_FlatPlugin
CEsterv_CustomControls_QrDecPlugin
CEsterv_CustomControls_QrGenPlugin
CEsterv_CustomControlsPlugin
CEsterv_Styles_SimplePlugin
CFrame
CItemDelegate
CLabel
CNextButton
CPinPad
CPopup
CPrevButton
CQrCam
CQrDecPop
CQrGenImage
CQrGenPop
CQrText
CQrTextField
CRoundButton
CSpinBox
CStyle
CSwitch
CTabBar
CTabButton
CTextArea
CTextField
CThemeSwitch
CToolTip