cv::SparsePyrLKOpticalFlow Class Reference

Class used for calculating a sparse optical flow. More...

#include <tracking.hpp>

Inheritance diagram for cv::SparsePyrLKOpticalFlow:

Public Member Functions
virtual CV_WRAP Size	getWinSize () const =0
virtual CV_WRAP void	setWinSize (Size winSize)=0
virtual CV_WRAP int	getMaxLevel () const =0
virtual CV_WRAP void	setMaxLevel (int maxLevel)=0
virtual CV_WRAP TermCriteria	getTermCriteria () const =0
virtual CV_WRAP void	setTermCriteria (TermCriteria &crit)=0
virtual CV_WRAP int	getFlags () const =0
virtual CV_WRAP void	setFlags (int flags)=0
virtual CV_WRAP double	getMinEigThreshold () const =0
virtual CV_WRAP void	setMinEigThreshold (double minEigThreshold)=0
Public Member Functions inherited from cv::SparseOpticalFlow
virtual CV_WRAP void	calc (InputArray prevImg, InputArray nextImg, InputArray prevPts, InputOutputArray nextPts, OutputArray status, OutputArray err=cv::noArray())=0
	Calculates a sparse optical flow.
Public Member Functions inherited from cv::Algorithm
	Algorithm ()
virtual	~Algorithm ()
virtual CV_WRAP void	clear ()
	Clears the algorithm state.
virtual CV_WRAP void	write (FileStorage &fs) const
	Stores algorithm parameters in a file storage.
CV_WRAP void	write (FileStorage &fs, const String &name) const
void	write (const Ptr< FileStorage > &fs, const String &name=String()) const
virtual CV_WRAP void	read (const FileNode &fn)
	Reads algorithm parameters from a file storage.
virtual CV_WRAP bool	empty () const
	Returns true if the Algorithm is empty (e.g. in the very beginning or after unsuccessful read.
virtual CV_WRAP void	save (const String &filename) const
virtual CV_WRAP String	getDefaultName () const

Static Public Member Functions
static CV_WRAP Ptr< SparsePyrLKOpticalFlow >	create (Size winSize=Size(21, 21), int maxLevel=3, TermCriteria crit=TermCriteria(TermCriteria::COUNT+TermCriteria::EPS, 30, 0.01), int flags=0, double minEigThreshold=1e-4)
Static Public Member Functions inherited from cv::Algorithm
template<typename _Tp >
static Ptr< _Tp >	read (const FileNode &fn)
	Reads algorithm from the file node.
template<typename _Tp >
static Ptr< _Tp >	load (const String &filename, const String &objname=String())
	Loads algorithm from the file.
template<typename _Tp >
static Ptr< _Tp >	loadFromString (const String &strModel, const String &objname=String())
	Loads algorithm from a String.

Additional Inherited Members
Protected Member Functions inherited from cv::Algorithm
void	writeFormat (FileStorage &fs) const

Detailed Description

Class used for calculating a sparse optical flow.

The class can calculate an optical flow for a sparse feature set using the iterative Lucas-Kanade method with pyramids.

See also

calcOpticalFlowPyrLK

Member Function Documentation

create()

static CV_WRAP Ptr< SparsePyrLKOpticalFlow > cv::SparsePyrLKOpticalFlow::create ( Size  winSize = Size(21, 21), int  maxLevel = 3, TermCriteria  crit = TermCriteria(TermCriteria::COUNT+TermCriteria::EPS, 30, 0.01), int  flags = 0, double  minEigThreshold = 1e-4  )

static

getFlags()

virtual CV_WRAP int cv::SparsePyrLKOpticalFlow::getFlags ( ) const

pure virtual

getMaxLevel()

virtual CV_WRAP int cv::SparsePyrLKOpticalFlow::getMaxLevel ( ) const

pure virtual

getMinEigThreshold()

virtual CV_WRAP double cv::SparsePyrLKOpticalFlow::getMinEigThreshold ( ) const

pure virtual

getTermCriteria()

virtual CV_WRAP TermCriteria cv::SparsePyrLKOpticalFlow::getTermCriteria ( ) const

pure virtual

getWinSize()

virtual CV_WRAP Size cv::SparsePyrLKOpticalFlow::getWinSize ( ) const

pure virtual

setFlags()

virtual CV_WRAP void cv::SparsePyrLKOpticalFlow::setFlags ( int  flags )

pure virtual

setMaxLevel()

virtual CV_WRAP void cv::SparsePyrLKOpticalFlow::setMaxLevel ( int  maxLevel )

pure virtual

setMinEigThreshold()

virtual CV_WRAP void cv::SparsePyrLKOpticalFlow::setMinEigThreshold ( double  minEigThreshold )

pure virtual

setTermCriteria()

virtual CV_WRAP void cv::SparsePyrLKOpticalFlow::setTermCriteria ( TermCriteria &  crit )

pure virtual

setWinSize()

virtual CV_WRAP void cv::SparsePyrLKOpticalFlow::setWinSize ( Size  winSize )

pure virtual

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The documentation for this class was generated from the following file:

• build/release/_deps/opencv-src/include/opencv4/opencv2/video/tracking.hpp