OpenCV  3.4.7
Open Source Computer Vision
Public Member Functions | List of all members
cv::HistogramCostExtractor Class Referenceabstract

Abstract base class for histogram cost algorithms. More...

#include <opencv2/shape/hist_cost.hpp>

Inheritance diagram for cv::HistogramCostExtractor:
cv::Algorithm cv::ChiHistogramCostExtractor cv::EMDHistogramCostExtractor cv::EMDL1HistogramCostExtractor cv::NormHistogramCostExtractor

Public Member Functions

virtual void buildCostMatrix (InputArray descriptors1, InputArray descriptors2, OutputArray costMatrix)=0
 
virtual float getDefaultCost () const =0
 
virtual int getNDummies () const =0
 
virtual void setDefaultCost (float defaultCost)=0
 
virtual void setNDummies (int nDummies)=0
 
- Public Member Functions inherited from cv::Algorithm
 Algorithm ()
 
virtual ~Algorithm ()
 
virtual void clear ()
 Clears the algorithm state. More...
 
virtual bool empty () const
 Returns true if the Algorithm is empty (e.g. in the very beginning or after unsuccessful read. More...
 
virtual String getDefaultName () const
 
virtual void read (const FileNode &fn)
 Reads algorithm parameters from a file storage. More...
 
virtual void save (const String &filename) const
 
virtual void write (FileStorage &fs) const
 Stores algorithm parameters in a file storage. More...
 
void write (const Ptr< FileStorage > &fs, const String &name=String()) const
 simplified API for language bindings This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. More...
 

Additional Inherited Members

- Static Public Member Functions inherited from cv::Algorithm
template<typename _Tp >
static Ptr< _Tp > load (const String &filename, const String &objname=String())
 Loads algorithm from the file. More...
 
template<typename _Tp >
static Ptr< _Tp > loadFromString (const String &strModel, const String &objname=String())
 Loads algorithm from a String. More...
 
template<typename _Tp >
static Ptr< _Tp > read (const FileNode &fn)
 Reads algorithm from the file node. More...
 
- Protected Member Functions inherited from cv::Algorithm
void writeFormat (FileStorage &fs) const
 

Detailed Description

Abstract base class for histogram cost algorithms.

Member Function Documentation

§ buildCostMatrix()

virtual void cv::HistogramCostExtractor::buildCostMatrix ( InputArray  descriptors1,
InputArray  descriptors2,
OutputArray  costMatrix 
)
pure virtual
Python:
costMatrix=cv.HistogramCostExtractor.buildCostMatrix(descriptors1, descriptors2[, costMatrix])

§ getDefaultCost()

virtual float cv::HistogramCostExtractor::getDefaultCost ( ) const
pure virtual
Python:
retval=cv.HistogramCostExtractor.getDefaultCost()

§ getNDummies()

virtual int cv::HistogramCostExtractor::getNDummies ( ) const
pure virtual
Python:
retval=cv.HistogramCostExtractor.getNDummies()

§ setDefaultCost()

virtual void cv::HistogramCostExtractor::setDefaultCost ( float  defaultCost)
pure virtual
Python:
None=cv.HistogramCostExtractor.setDefaultCost(defaultCost)

§ setNDummies()

virtual void cv::HistogramCostExtractor::setNDummies ( int  nDummies)
pure virtual
Python:
None=cv.HistogramCostExtractor.setNDummies(nDummies)

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