Image hash based on Radon transform. More...

#include "radial_variance_hash.hpp"

Inheritance diagram for cv::img_hash::RadialVarianceHash:

Public Member Functions
std::vector< double >	getFeatures ()

cv::Mat	getHash ()

int	getNumOfAngleLine () const

Mat	getPixPerLine (Mat const &input)

Mat	getProjection ()

double	getSigma () const

void	setNumOfAngleLine (int value)

void	setSigma (double value)

Public Member Functions inherited from cv::img_hash::ImgHashBase
	~ImgHashBase ()

double	compare (cv::InputArray hashOne, cv::InputArray hashTwo) const
	Compare the hash value between inOne and inTwo. More...

void	compute (cv::InputArray inputArr, cv::OutputArray outputArr)
	Computes hash of the input image. 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 (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...

Static Public Member Functions
static Ptr< RadialVarianceHash >	create (double sigma=1, int numOfAngleLine=180)

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
	RadialVarianceHash ()

Protected Member Functions inherited from cv::img_hash::ImgHashBase
	ImgHashBase ()

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

Additional Inherited Members
Protected Attributes inherited from cv::img_hash::ImgHashBase
Ptr< ImgHashImpl >	pImpl

Detailed Description

Image hash based on Radon transform.

See [185] for details.

Constructor & Destructor Documentation

§ RadialVarianceHash()

cv::img_hash::RadialVarianceHash::RadialVarianceHash ( )

inlineprotected

Member Function Documentation

§ create()

static Ptr<RadialVarianceHash> cv::img_hash::RadialVarianceHash::create	(	double	sigma = `1`,
		int	numOfAngleLine = `180`
	)

static

Python:
	retval	=	cv.img_hash.RadialVarianceHash_create(	[, sigma[, numOfAngleLine]]	)

§ getFeatures()

std::vector<double> cv::img_hash::RadialVarianceHash::getFeatures ( )

§ getHash()

cv::Mat cv::img_hash::RadialVarianceHash::getHash ( )

§ getNumOfAngleLine()

int cv::img_hash::RadialVarianceHash::getNumOfAngleLine ( ) const

Python:
	retval	=	cv.img_hash_RadialVarianceHash.getNumOfAngleLine(		)

§ getPixPerLine()

Mat cv::img_hash::RadialVarianceHash::getPixPerLine ( Mat const & input )

§ getProjection()

Mat cv::img_hash::RadialVarianceHash::getProjection ( )

§ getSigma()

double cv::img_hash::RadialVarianceHash::getSigma ( ) const

Python:
	retval	=	cv.img_hash_RadialVarianceHash.getSigma(		)

§ setNumOfAngleLine()

void cv::img_hash::RadialVarianceHash::setNumOfAngleLine ( int value )

Python:
	None	=	cv.img_hash_RadialVarianceHash.setNumOfAngleLine(	value	)

§ setSigma()

void cv::img_hash::RadialVarianceHash::setSigma ( double value )

Python:
	None	=	cv.img_hash_RadialVarianceHash.setSigma(	value	)

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

/build/3_4-contrib_docs-lin64/opencv_contrib/modules/img_hash/include/opencv2/img_hash/radial_variance_hash.hpp

Public Member Functions

Static Public Member Functions

Protected Member Functions

Additional Inherited Members