OpenCV  3.4.19
Open Source Computer Vision
Public Member Functions | List of all members
cv::ShapeDistanceExtractor Class Referenceabstract

Abstract base class for shape distance algorithms. More...

#include <opencv2/shape/shape_distance.hpp>

Inheritance diagram for cv::ShapeDistanceExtractor:
cv::Algorithm cv::HausdorffDistanceExtractor cv::ShapeContextDistanceExtractor

Public Member Functions

virtual float computeDistance (InputArray contour1, InputArray contour2)=0
 Compute the shape distance between two shapes defined by its contours. More...
 
- 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 (FileStorage &fs, const String &name) const
 
void write (const Ptr< FileStorage > &fs, const String &name=String()) const
 

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 shape distance algorithms.

Member Function Documentation

◆ computeDistance()

virtual float cv::ShapeDistanceExtractor::computeDistance ( InputArray  contour1,
InputArray  contour2 
)
pure virtual
Python:
cv.ShapeDistanceExtractor.computeDistance(contour1, contour2) -> retval

Compute the shape distance between two shapes defined by its contours.

Parameters
contour1Contour defining first shape.
contour2Contour defining second shape.
Examples:
samples/cpp/shape_example.cpp.

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