core. The Core Functionality

• Basic Structures
  • DataType
  • Point_
  • Point3_
  • Size_
  • Rect_
  • RotatedRect
  • TermCriteria
  • TermCriteria::TermCriteria
  • TermCriteria::operator CvTermCriteria
  • Matx
  • Vec
  • Scalar_
  • Range
  • Ptr
  • Ptr::Ptr
  • Ptr::~Ptr
  • Ptr::operator =
  • Ptr::addref
  • Ptr::release
  • Ptr::delete_obj
  • Ptr::empty
  • Ptr::operator ->
  • Ptr::operator _Tp*
  • Mat
  • Matrix Expressions
  • Mat::Mat
  • Mat::~Mat
  • Mat::operator =
  • Mat::row
  • Mat::col
  • Mat::rowRange
  • Mat::colRange
  • Mat::diag
  • Mat::clone
  • Mat::copyTo
  • Mat::convertTo
  • Mat::assignTo
  • Mat::setTo
  • Mat::reshape
  • Mat::t
  • Mat::inv
  • Mat::mul
  • Mat::cross
  • Mat::dot
  • Mat::zeros
  • Mat::ones
  • Mat::eye
  • Mat::create
  • Mat::addref
  • Mat::release
  • Mat::resize
  • Mat::reserve
  • Mat::push_back
  • Mat::pop_back
  • Mat::locateROI
  • Mat::adjustROI
  • Mat::operator()
  • Mat::operator CvMat
  • Mat::operator IplImage
  • Mat::total
  • Mat::isContinuous
  • Mat::elemSize
  • Mat::elemSize1
  • Mat::type
  • Mat::depth
  • Mat::channels
  • Mat::step1
  • Mat::size
  • Mat::empty
  • Mat::ptr
  • Mat::at
  • Mat::begin
  • Mat::end
  • Mat_
  • InputArray
  • OutputArray
  • NAryMatIterator
  • SparseMat
  • SparseMat::SparseMat
  • SparseMat::~SparseMat
  • SparseMat::operator=
  • SparseMat::clone
  • SparseMat::copyTo
  • SparceMat::convertTo
  • SparseMat:create
  • SparseMat::clear
  • SparseMat::addref
  • SparseMat::release
  • SparseMat::CvSparseMat *
  • SparseMat::elemSize
  • SparseMat::elemSize1
  • SparseMat::type
  • SparseMat::depth
  • SparseMat::channels
  • SparseMat::size
  • SparseMat::dims
  • SparseMat::nzcount
  • SparseMat::hash
  • SparseMat::ptr
  • SparseMat::erase
  • SparseMat_
  • Algorithm
  • Algorithm::name
  • Algorithm::get
  • Algorithm::set
  • Algorithm::write
  • Algorithm::read
  • Algorithm::getList
  • Algorithm::create
  • Creating Own Algorithms
• Basic C Structures and Operations
  • CvPoint
  • CvPoint2D32f
  • CvPoint3D32f
  • CvPoint2D64f
  • CvPoint3D64f
  • CvSize
  • CvSize2D32f
  • CvRect
  • CvBox2D
  • CvScalar
  • CvTermCriteria
  • CvMat
  • CvMatND
  • CvSparseMat
  • IplImage
  • CvArr
  • ClearND
  • CloneImage
  • CloneMat
  • CloneMatND
  • CloneSparseMat
  • ConvertScale
  • Copy
  • CreateData
  • CreateImage
  • CreateImageHeader
  • CreateMat
  • CreateMatHeader
  • CreateMatND
  • CreateMatNDHeader
  • CreateSparseMat
  • CrossProduct
  • DotProduct
  • Get?D
  • GetCol(s)
  • GetDiag
  • GetDims
  • GetDimSize
  • GetElemType
  • GetImage
  • GetImageCOI
  • GetImageROI
  • GetMat
  • GetNextSparseNode
  • GetRawData
  • GetReal?D
  • GetRow(s)
  • GetSize
  • GetSubRect
  • DecRefData
  • IncRefData
  • InitImageHeader
  • InitMatHeader
  • InitMatNDHeader
  • InitSparseMatIterator
  • Mat
  • Ptr?D
  • ReleaseData
  • ReleaseImage
  • ReleaseImageHeader
  • ReleaseMat
  • ReleaseMatND
  • ReleaseSparseMat
  • ResetImageROI
  • Reshape
  • ReshapeMatND
  • Set
  • Set?D
  • SetData
  • SetImageCOI
  • SetImageROI
  • SetReal?D
  • SetZero
  • mGet
  • mSet
  • SetIPLAllocators
  • RNG
  • RandArr
  • RandInt
  • RandReal
  • fromarray
• Dynamic Structures
  • CvMemStorage
  • CvMemBlock
  • CvMemStoragePos
  • CvSeq
  • CvSlice
  • CvSet
  • CvSetElem
  • CvGraph
  • CvGraphVtx
  • CvGraphEdge
  • CvGraphScanner
  • CvTreeNodeIterator
  • ClearGraph
  • ClearMemStorage
  • ClearSeq
  • ClearSet
  • CloneGraph
  • CloneSeq
  • CreateChildMemStorage
  • CreateGraph
  • CreateGraphScanner
  • CreateMemStorage
  • CreateSeq
  • CreateSet
  • CvtSeqToArray
  • EndWriteSeq
  • FindGraphEdge
  • FindGraphEdgeByPtr
  • FlushSeqWriter
  • GetGraphVtx
  • GetSeqElem
  • GetSeqReaderPos
  • GetSetElem
  • GraphAddEdge
  • GraphAddEdgeByPtr
  • GraphAddVtx
  • GraphEdgeIdx
  • GraphRemoveEdge
  • GraphRemoveEdgeByPtr
  • GraphRemoveVtx
  • GraphRemoveVtxByPtr
  • GraphVtxDegree
  • GraphVtxDegreeByPtr
  • GraphVtxIdx
  • InitTreeNodeIterator
  • InsertNodeIntoTree
  • MakeSeqHeaderForArray
  • MemStorageAlloc
  • MemStorageAllocString
  • NextGraphItem
  • NextTreeNode
  • PrevTreeNode
  • ReleaseGraphScanner
  • ReleaseMemStorage
  • RestoreMemStoragePos
  • SaveMemStoragePos
  • SeqElemIdx
  • SeqInsert
  • SeqInsertSlice
  • SeqInvert
  • SeqPop
  • SeqPopFront
  • SeqPopMulti
  • SeqPush
  • SeqPushFront
  • SeqPushMulti
  • SeqRemove
  • SeqRemoveSlice
  • SeqSearch
  • SeqSlice
  • SeqSort
  • SetAdd
  • SetNew
  • SetRemove
  • SetRemoveByPtr
  • SetSeqBlockSize
  • SetSeqReaderPos
  • StartAppendToSeq
  • StartReadSeq
  • StartWriteSeq
  • TreeToNodeSeq
• Operations on Arrays
  • abs
  • absdiff
  • add
  • addWeighted
  • bitwise_and
  • bitwise_not
  • bitwise_or
  • bitwise_xor
  • calcCovarMatrix
  • cartToPolar
  • checkRange
  • compare
  • completeSymm
  • convertScaleAbs
  • countNonZero
  • cvarrToMat
  • dct
  • dft
  • divide
  • determinant
  • eigen
  • exp
  • extractImageCOI
  • insertImageCOI
  • flip
  • gemm
  • getConvertElem
  • getOptimalDFTSize
  • idct
  • idft
  • inRange
  • invert
  • log
  • LUT
  • magnitude
  • Mahalanobis
  • max
  • mean
  • meanStdDev
  • merge
  • min
  • minMaxIdx
  • minMaxLoc
  • mixChannels
  • mulSpectrums
  • multiply
  • mulTransposed
  • norm
  • normalize
  • PCA
  • PCA::PCA
  • PCA::operator ()
  • PCA::project
  • PCA::backProject
  • perspectiveTransform
  • phase
  • polarToCart
  • pow
  • RNG
  • RNG::RNG
  • RNG::next
  • RNG::operator T
  • RNG::operator ()
  • RNG::uniform
  • RNG::gaussian
  • RNG::fill
  • randu
  • randn
  • randShuffle
  • reduce
  • repeat
  • scaleAdd
  • setIdentity
  • solve
  • solveCubic
  • solvePoly
  • sort
  • sortIdx
  • split
  • sqrt
  • subtract
  • SVD
  • SVD::SVD
  • SVD::operator ()
  • SVD::compute
  • SVD::solveZ
  • SVD::backSubst
  • sum
  • theRNG
  • trace
  • transform
  • transpose
• Drawing Functions
  • circle
  • clipLine
  • ellipse
  • ellipse2Poly
  • fillConvexPoly
  • fillPoly
  • getTextSize
  • InitFont
  • line
  • arrowedLine
  • LineIterator
  • rectangle
  • polylines
  • putText
• XML/YAML Persistence
  • XML/YAML file storages. Writing to a file storage.
  • Reading data from a file storage.
  • FileStorage
  • FileStorage::FileStorage
  • FileStorage::open
  • FileStorage::isOpened
  • FileStorage::release
  • FileStorage::releaseAndGetString
  • FileStorage::getFirstTopLevelNode
  • FileStorage::root
  • FileStorage::operator[]
  • FileStorage::operator*
  • FileStorage::writeRaw
  • FileStorage::writeObj
  • FileStorage::getDefaultObjectName
  • operator <<
  • operator >>
  • FileNode
  • FileNode::FileNode
  • FileNode::operator[]
  • FileNode::type
  • FileNode::empty
  • FileNode::isNone
  • FileNode::isSeq
  • FileNode::isMap
  • FileNode::isInt
  • FileNode::isReal
  • FileNode::isString
  • FileNode::isNamed
  • FileNode::name
  • FileNode::size
  • FileNode::operator int
  • FileNode::operator float
  • FileNode::operator double
  • FileNode::operator string
  • FileNode::operator*
  • FileNode::begin
  • FileNode::end
  • FileNode::readRaw
  • FileNode::readObj
  • FileNodeIterator
  • FileNodeIterator::FileNodeIterator
  • FileNodeIterator::operator*
  • FileNodeIterator::operator->
  • FileNodeIterator::operator ++
  • FileNodeIterator::operator –
  • FileNodeIterator::operator +=
  • FileNodeIterator::operator -=
  • FileNodeIterator::readRaw
• XML/YAML Persistence (C API)
  • CvFileStorage
  • CvFileNode
  • CvAttrList
  • CvTypeInfo
  • Clone
  • EndWriteStruct
  • FindType
  • FirstType
  • GetFileNode
  • GetFileNodeByName
  • GetFileNodeName
  • GetHashedKey
  • GetRootFileNode
  • Load
  • OpenFileStorage
  • Read
  • ReadByName
  • ReadInt
  • ReadIntByName
  • ReadRawData
  • ReadRawDataSlice
  • ReadReal
  • ReadRealByName
  • ReadString
  • ReadStringByName
  • RegisterType
  • Release
  • ReleaseFileStorage
  • Save
  • StartNextStream
  • StartReadRawData
  • StartWriteStruct
  • TypeOf
  • UnregisterType
  • Write
  • WriteComment
  • WriteFileNode
  • WriteInt
  • WriteRawData
  • WriteReal
  • WriteString
• Clustering
  • kmeans
  • partition
• Utility and System Functions and Macros
  • alignPtr
  • alignSize
  • allocate
  • deallocate
  • fastAtan2
  • cubeRoot
  • Ceil
  • Floor
  • Round
  • IsInf
  • IsNaN
  • CV_Assert
  • error
  • Exception
  • fastMalloc
  • fastFree
  • format
  • getBuildInformation
  • checkHardwareSupport
  • getNumberOfCPUs
  • getNumThreads
  • getThreadNum
  • getTickCount
  • getTickFrequency
  • getCPUTickCount
  • saturate_cast
  • setNumThreads
  • setUseOptimized
  • useOptimized
• OpenGL interoperability
  • General Information
  • ogl::Buffer
  • ogl::Buffer::Target
  • ogl::Buffer::Buffer
  • ogl::Buffer::create
  • ogl::Buffer::release
  • ogl::Buffer::setAutoRelease
  • ogl::Buffer::copyFrom
  • ogl::Buffer::copyTo
  • ogl::Buffer::clone
  • ogl::Buffer::bind
  • ogl::Buffer::unbind
  • ogl::Buffer::mapHost
  • ogl::Buffer::unmapHost
  • ogl::Buffer::mapDevice
  • ogl::Buffer::unmapDevice
  • ogl::Texture2D
  • ogl::Texture2D::Format
  • ogl::Texture2D::Texture2D
  • ogl::Texture2D::create
  • ogl::Texture2D::release
  • ogl::Texture2D::setAutoRelease
  • ogl::Texture2D::copyFrom
  • ogl::Texture2D::copyTo
  • ogl::Texture2D::bind
  • ogl::Arrays
  • ogl::Arrays::setVertexArray
  • ogl::Arrays::resetVertexArray
  • ogl::Arrays::setColorArray