lfeat Namespace Reference

Classes
class	AutopanoSIFTWriter
class	bounded_set
class	BoxFilter
class	CircularKeyPointDescriptor
class	DescPerfFormatWriter
class	Homography
class	Image
struct	ImageInfo
class	KeyPoint
class	KeyPointDescriptor
	Abstract base class for all keypoint descriptors. More...
class	KeyPointDetector
class	KeyPointInsertor
class	KeyPointPtrSort
class	KeypointWriter
	Base class for a keypoint writer. More...
class	LUT
struct	Math
struct	PointMatch
class	PointMatchPtrSort
class	Ransac
struct	SampleSpec
class	Sieve
class	SieveExtractor
class	SIFTFormatWriter
class	WaveFilter

Typedefs
typedef std::shared_ptr< KeyPoint >	KeyPointPtr
typedef std::vector< KeyPointPtr >	KeyPointVect_t
typedef std::vector< KeyPointPtr >::iterator	KeyPointVectIt_t
typedef std::shared_ptr< PointMatch >	PointMatchPtr
typedef std::vector< PointMatchPtr >	PointMatchVector_t

Functions
int	fsign (double x)
bool	Givens (double **C, double *d, double *x, double *r, int N, int n, int want_r)
std::ostream &	operator<< (std::ostream &o, const Homography &H)
bool	operator< (const KeyPoint &iA, const KeyPoint &iB)
static bool	identifySIFTKeypoints (const std::string &filename)
static ImageInfo	loadSIFTKeypoints (const std::string &filename, KeyPointVect_t &vec)
ImageInfo	loadKeypoints (const std::string &filename, KeyPointVect_t &vec)

Variables
LUT< 0, 83 >	Exp1_2 (exp, 0.5, -0.08)

Typedef Documentation

KeyPointPtr

typedef std::shared_ptr<KeyPoint> lfeat::KeyPointPtr

Definition at line 110 of file KeyPoint.h.

KeyPointVect_t

typedef std::vector<KeyPointPtr> lfeat::KeyPointVect_t

Definition at line 111 of file KeyPoint.h.

KeyPointVectIt_t

typedef std::vector<KeyPointPtr>::iterator lfeat::KeyPointVectIt_t

Definition at line 112 of file KeyPoint.h.

PointMatchPtr

typedef std::shared_ptr<PointMatch> lfeat::PointMatchPtr

Definition at line 52 of file PointMatch.h.

PointMatchVector_t

typedef std::vector<PointMatchPtr> lfeat::PointMatchVector_t

Definition at line 53 of file PointMatch.h.

Function Documentation

fsign()

int lfeat::fsign ( double  x )

inline

Definition at line 33 of file Homography.cpp.

Referenced by Givens().

Givens()

bool lfeat::Givens	(	double **	C,
		double *	d,
		double *	x,
		double *	r,
		int	N,
		int	n,
		int	want_r
	)

Definition at line 254 of file Homography.cpp.

References fsign(), sigma, and threshold().

Referenced by lfeat::Homography::estimate().

identifySIFTKeypoints()

static bool lfeat::identifySIFTKeypoints ( const std::string &  filename )

static

Definition at line 31 of file KeyPointIO.cpp.

References threshold().

Referenced by loadKeypoints().

loadKeypoints()

ImageInfo LFIMPEX lfeat::loadKeypoints	(	const std::string &	filename,
		KeyPointVect_t &	vec
	)

Definition at line 85 of file KeyPointIO.cpp.

References identifySIFTKeypoints(), loadSIFTKeypoints(), and threshold().

Referenced by PanoDetector::LoadKeypoints().

loadSIFTKeypoints()

static ImageInfo lfeat::loadSIFTKeypoints ( const std::string &  filename, KeyPointVect_t &  vec  )

static

Definition at line 46 of file KeyPointIO.cpp.

References lfeat::ImageInfo::dimensions, lfeat::ImageInfo::filename, lfeat::ImageInfo::height, threshold(), and lfeat::ImageInfo::width.

Referenced by loadKeypoints().

operator<()

bool lfeat::operator< ( const KeyPoint &  iA, const KeyPoint &  iB  )

inline

Definition at line 102 of file KeyPoint.h.

References threshold().

operator<<()

std::ostream & lfeat::operator<<	(	std::ostream &	o,
		const Homography &	H
	)

Definition at line 130 of file Homography.cpp.

Variable Documentation

Exp1_2

LUT< 0, 83 > lfeat::Exp1_2(exp, 0.5, -0.08)	(	exp	,
		0.	5,
		-0.	08
	)

Referenced by lfeat::CircularKeyPointDescriptor::assignOrientation().