cv::cuda::FastFeatureDetector Class Reference

Wrapping class for feature detection using the FAST method. More...

#include <opencv2/cudafeatures2d.hpp>

Public Member Functions
virtual int	getMaxNumPoints () const =0
virtual void	setMaxNumPoints (int max_npoints)=0
virtual void	setThreshold (int threshold)=0
Public Member Functions inherited from cv::cuda::Feature2DAsync
virtual	~Feature2DAsync ()
virtual void	computeAsync (InputArray image, OutputArray keypoints, OutputArray descriptors, Stream &stream=Stream::Null())
	Computes the descriptors for a set of keypoints detected in an image.
virtual void	convert (InputArray gpu_keypoints, std::vector< KeyPoint > &keypoints)=0
virtual void	detectAndComputeAsync (InputArray image, InputArray mask, OutputArray keypoints, OutputArray descriptors, bool useProvidedKeypoints=false, Stream &stream=Stream::Null())
virtual void	detectAsync (InputArray image, OutputArray keypoints, InputArray mask=noArray(), Stream &stream=Stream::Null())
	Detects keypoints in an image.
Public Member Functions inherited from cv::Feature2D
virtual	~Feature2D ()
virtual void	compute (InputArray image, std::vector< KeyPoint > &keypoints, OutputArray descriptors)
	Computes the descriptors for a set of keypoints detected in an image (first variant) or image set (second variant).
virtual void	compute (InputArrayOfArrays images, std::vector< std::vector< KeyPoint > > &keypoints, OutputArrayOfArrays descriptors)
virtual int	defaultNorm () const
virtual int	descriptorSize () const
virtual int	descriptorType () const
virtual void	detect (InputArray image, std::vector< KeyPoint > &keypoints, InputArray mask=noArray())
	Detects keypoints in an image (first variant) or image set (second variant).
virtual void	detect (InputArrayOfArrays images, std::vector< std::vector< KeyPoint > > &keypoints, InputArrayOfArrays masks=noArray())
virtual void	detectAndCompute (InputArray image, InputArray mask, std::vector< KeyPoint > &keypoints, OutputArray descriptors, bool useProvidedKeypoints=false)
virtual bool	empty () const CV_OVERRIDE
	Return true if detector object is empty.
virtual String	getDefaultName () const CV_OVERRIDE
virtual void	read (const FileNode &) CV_OVERRIDE
	Reads algorithm parameters from a file storage.
void	read (const String &fileName)
void	write (const Ptr< FileStorage > &fs, const String &name) const
void	write (const String &fileName) const
virtual void	write (FileStorage &) const CV_OVERRIDE
	Stores algorithm parameters in a file storage.
void	write (FileStorage &fs, const String &name) const
Public Member Functions inherited from cv::Algorithm
	Algorithm ()
virtual	~Algorithm ()
virtual void	clear ()
	Clears the algorithm state.
virtual void	save (const String &filename) const
void	write (const Ptr< FileStorage > &fs, const String &name=String()) const
void	write (FileStorage &fs, const String &name) const

Static Public Member Functions
static Ptr< cuda::FastFeatureDetector >	create (int threshold=10, bool nonmaxSuppression=true, int type=cv::FastFeatureDetector::TYPE_9_16, int max_npoints=5000)
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.
template<typename _Tp>
static Ptr< _Tp >	loadFromString (const String &strModel, const String &objname=String())
	Loads algorithm from a String.
template<typename _Tp>
static Ptr< _Tp >	read (const FileNode &fn)
	Reads algorithm from the file node.

Static Public Attributes
static const int	FEATURE_SIZE = 7
static const int	LOCATION_ROW = 0
static const int	RESPONSE_ROW = 1
static const int	ROWS_COUNT = 2

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

Detailed Description

Wrapping class for feature detection using the FAST method.

Member Function Documentation

create()

Ptr< cuda::FastFeatureDetector > cv::cuda::FastFeatureDetector::create ( int threshold = 10, bool nonmaxSuppression = true, int type = cv::FastFeatureDetector::TYPE_9_16, int max_npoints = 5000 )

static

getMaxNumPoints()

virtual int cv::cuda::FastFeatureDetector::getMaxNumPoints ( ) const

pure virtual

setMaxNumPoints()

virtual void cv::cuda::FastFeatureDetector::setMaxNumPoints ( int max_npoints )

pure virtual

setThreshold()

virtual void cv::cuda::FastFeatureDetector::setThreshold ( int threshold )

pure virtual

Member Data Documentation

FEATURE_SIZE

const int cv::cuda::FastFeatureDetector::FEATURE_SIZE = 7

static

LOCATION_ROW

const int cv::cuda::FastFeatureDetector::LOCATION_ROW = 0

static

RESPONSE_ROW

const int cv::cuda::FastFeatureDetector::RESPONSE_ROW = 1

static

ROWS_COUNT

const int cv::cuda::FastFeatureDetector::ROWS_COUNT = 2

static

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

• opencv2/cudafeatures2d.hpp