Descriptor Class Reference

#include <Descriptor.h>

List of all members.

Public Member Functions
	Descriptor (APImage *i, HessianDetector *hd)
double	_gaussWeighting (int x, int y, double stdev)
void	setPoints (vector< vector< int > > *pts)
void	createDescriptors ()
vector< vector< double > > *	getDescriptors ()
bool	printDescriptors (string name)
bool	generateAutopanoXML (string name)
Public Attributes
vector< vector< int > > *	interestPoints
Private Member Functions
double	_getMaxima (int x, int y)
double	_euclidianDistance (int x1, int y1, int x2, int y2)
void	_GaborResponse (int x, int y, double maxima, double *descriptor)
void	_ShapeContext (int x, int y, double maxima, double *descriptor)
Private Attributes
APImage *	image
HessianDetector *	hd
vector< vector< int > > *	maximas
vector< vector< double > >	descriptors

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Constructor & Destructor Documentation

Descriptor::Descriptor (  APImage *  i, HessianDetector *  hd )

Definition at line 29 of file Descriptor.cpp. References hd, and image.

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Member Function Documentation

double Descriptor::_euclidianDistance (  int  x1, int  y1, int  x2, int  y2 )  [private]

Definition at line 191 of file Descriptor.cpp. References vigra_ext::pow(). Referenced by createDescriptors().

void Descriptor::_GaborResponse (  int  x, int  y, double  maxima, double *  descriptor )  [private]

Gabor filter bank consists of 8 kernels. There are 4 orientations and 2 frequencies. Orientations: 0, 45, 90 and 135 degrees First frequency: bandwith 2, phase PI/2, aspect ratio 0.1, wavelength 5 Second frequency: bandwith 4, phase PI/2, aspect ratio 0.1, wavelength 10 Third frequency: bandwith 6, phase PI/2, aspect ratio 0.1, wavelength 8 Definition at line 194 of file Descriptor.cpp. References APImage::getPixel(), and image.

double Descriptor::_gaussWeighting (  int  x, int  y, double  stdev )

Definition at line 184 of file Descriptor.cpp. References PI, and vigra_ext::pow().

double Descriptor::_getMaxima (  int  x, int  y )  [private]

Definition at line 187 of file Descriptor.cpp. References HessianDetector::getMaxima(), and hd. Referenced by createDescriptors(), generateAutopanoXML(), and printDescriptors().

void Descriptor::_ShapeContext (  int  x, int  y, double  maxima, double *  descriptor )  [private]

Definition at line 615 of file Descriptor.cpp.

void Descriptor::createDescriptors (   )

Definition at line 632 of file Descriptor.cpp. References _euclidianDistance(), _getMaxima(), vigra::cannyEdgelList(), cerr, cout, descriptors, APImage::getHeightBW(), APImage::getWidthBW(), image, APImage::imgBW, interestPoints, vigra::Edgel::orientation, PI, hugin_utils::round(), vigra::Edgel::strength, vigra::Edgel::x, and vigra::Edgel::y. Referenced by main().

bool Descriptor::generateAutopanoXML (  string  name  )

Definition at line 792 of file Descriptor.cpp. References _getMaxima(), cout, DESCRIPTOR_SIZE, descriptors, APImage::getHeight(), APImage::getPath(), APImage::getWidth(), image, and interestPoints. Referenced by main().

vector< vector< double > > * Descriptor::getDescriptors (   )

Definition at line 763 of file Descriptor.cpp. Referenced by main().

bool Descriptor::printDescriptors (  string  name  )

Definition at line 766 of file Descriptor.cpp. References _getMaxima(), DESCRIPTOR_SIZE, descriptors, and interestPoints. Referenced by main().

void Descriptor::setPoints (  vector< vector< int > > *  pts  )

Definition at line 34 of file Descriptor.cpp. References interestPoints. Referenced by main().

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Member Data Documentation

vector<vector<double> > Descriptor::descriptors [private]

Definition at line 59 of file Descriptor.h. Referenced by createDescriptors(), generateAutopanoXML(), and printDescriptors().

HessianDetector* Descriptor::hd [private]

Definition at line 49 of file Descriptor.h. Referenced by _getMaxima(), and Descriptor().

APImage* Descriptor::image [private]

Definition at line 48 of file Descriptor.h. Referenced by _GaborResponse(), createDescriptors(), Descriptor(), and generateAutopanoXML().

vector<vector<int> >* Descriptor::interestPoints

Definition at line 44 of file Descriptor.h. Referenced by createDescriptors(), generateAutopanoXML(), printDescriptors(), and setPoints().

vector<vector<int> >* Descriptor::maximas [private]

Definition at line 58 of file Descriptor.h.

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

• matchpoint/Descriptor.h
• matchpoint/Descriptor.cpp

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