P::KeypointDescriptor Class Reference

#include <KeypointDescriptor.hh>

Inheritance diagram for P::KeypointDescriptor:

[legend]

List of all members.

Public Types
enum	Type {   DOG_SIFT, LOWE_DOG_SIFT, MSER_SIFT, UVMSER_SIFT,   HESLAP_SIFT, MAX_TYPE, UNDEF = MAX_TYPE }
Public Member Functions
void	Add (float *desc)
void	AllocVec (unsigned s)
void	Copy (KeypointDescriptor *k)
void	CopyVec (KeypointDescriptor *k)
float	DistSqr (float *desc1, float *desc2, unsigned cnt)
void	Div (float num)
unsigned	GetSize ()
float	GetThr ()
Type	GetType ()
float	GetVec (unsigned i)
float *	GetVec ()
bool	GetVoteCenter (KeypointDescriptor *current, Vector2 &v, double &delta_angle, double &delta_scale)
bool	Have3D ()
	KeypointDescriptor (Type t, double x, double y, float s, float a, float _m11, float _m12, float _m21, float _m22)
	KeypointDescriptor (Type t, double x, double y, float s, float a)
	KeypointDescriptor (KeypointDescriptor *k)
	KeypointDescriptor (Type t)
	KeypointDescriptor ()
float	Match (KeypointDescriptor *k)
void	MatchSift (KeypointDescriptor *k, float thr, float &dist)
void	Mul (float num)
void	ProjectBgMask (KeypointDescriptor *model, IplImage *img, float w)
void	ProjectMask (KeypointDescriptor *model, IplImage *img, float w)
void	ProjectOccl (P::Vector2 &center, float scale, float angle, IplImage *img, float w)
void	ProjectPatch (KeypointDescriptor *model, IplImage *img)
void	ReadDescriptor (ifstream &in, unsigned size_in)
void	ReadKeypoint (ifstream &in)
void	SaveMask (IplImage *img)
void	SavePatch (IplImage *img)
void	SetError (float e)
void	SetPos (float x, float y, float z)
void	SetReliability (float f)
void	SetZero ()
void	WriteDescriptor (ofstream &out)
void	WriteKeypoint (ofstream &out)
	~KeypointDescriptor ()
Static Public Member Functions
static void	Draw (IplImage *img, KeypointDescriptor &k, CvScalar col)
static Type	EnumType (const char *type_name)
static void	LoadAll (ifstream &is, KeypointDescriptor &k)
static void	SaveAll (ofstream &os, const KeypointDescriptor &k)
static const char *	TypeName (Type t)
Public Attributes
IplImage *	bgmask
unsigned	chainCnt
unsigned	chainId
unsigned	cnt_err
unsigned	cnt_pos
unsigned	cnt_rel
unsigned	flags
IplImage *	mask
float	mean_error
unsigned	occNum
P::Vector2	p_rect
IplImage *	patch
CvMat *	pos
float	reliability
unsigned	size
Type	type
float	var_error
float *	vec
Static Public Attributes
static float	COL_THR
static float	DOG_SIFT_THR = .2
static float	HESLAP_SIFT_THR = 30000
static const unsigned	KEDE_DELETE = 0x01
static const unsigned	KEDE_DETECTED = 0x04
static const unsigned	KEDE_INSERT = 0x02
static float	LOWE_DOG_SIFT_THR = 50000
static float	MSER_SIFT_THR = 40000

---

Detailed Description

Definition at line 34 of file KeypointDescriptor.hh.

---

Member Enumeration Documentation

enum P::KeypointDescriptor::Type

Enumerator:

DOG_SIFT
LOWE_DOG_SIFT
MSER_SIFT
UVMSER_SIFT
HESLAP_SIFT
MAX_TYPE
UNDEF

Definition at line 37 of file KeypointDescriptor.hh.

---

Constructor & Destructor Documentation

P::KeypointDescriptor::KeypointDescriptor

(

)

Constructor/Destructor

Definition at line 58 of file KeypointDescriptor.cc.

P::KeypointDescriptor::KeypointDescriptor

(

Type

t

)

Definition at line 81 of file KeypointDescriptor.cc.

P::KeypointDescriptor::KeypointDescriptor

(

KeypointDescriptor *

k

)

Definition at line 115 of file KeypointDescriptor.cc.

P::KeypointDescriptor::KeypointDescriptor	(	Type	t,
		double	x,
		double	y,
		float	s,
		float	a
	)

Definition at line 129 of file KeypointDescriptor.cc.

P::KeypointDescriptor::KeypointDescriptor	(	Type	t,
		double	x,
		double	y,
		float	s,
		float	a,
		float	_m11,
		float	_m12,
		float	_m21,
		float	_m22
	)

Definition at line 153 of file KeypointDescriptor.cc.

P::KeypointDescriptor::~KeypointDescriptor

(

)

Definition at line 106 of file KeypointDescriptor.cc.

---

Member Function Documentation

void P::KeypointDescriptor::Add

(

float *

desc

)

[inline]

Add two descriptors

Definition at line 230 of file KeypointDescriptor.hh.

void P::KeypointDescriptor::AllocVec

(

unsigned

s

)

[inline]

Definition at line 148 of file KeypointDescriptor.hh.

void P::KeypointDescriptor::Copy

(

KeypointDescriptor *

k

)

[inline]

Definition at line 165 of file KeypointDescriptor.hh.

void P::KeypointDescriptor::CopyVec

(

KeypointDescriptor *

k

)

[inline]

Definition at line 155 of file KeypointDescriptor.hh.

float P::KeypointDescriptor::DistSqr	(	float *	desc1,
		float *	desc2,
		unsigned	cnt
	)			[inline]

Return squared distance between two keypoint descriptors.

Definition at line 214 of file KeypointDescriptor.hh.

void P::KeypointDescriptor::Div

(

float

num

)

[inline]

Devide a descriptor by ..

Definition at line 256 of file KeypointDescriptor.hh.

void P::KeypointDescriptor::Draw	(	IplImage *	img,
		KeypointDescriptor &	k,
		CvScalar	col
	)			[static]

draw a keypoint

Definition at line 403 of file KeypointDescriptor.cc.

KeypointDescriptor::Type P::KeypointDescriptor::EnumType

(

const char *

type_name

)

[static]

* Return the enum type of a given gestalt type name.

Definition at line 45 of file KeypointDescriptor.cc.

unsigned P::KeypointDescriptor::GetSize

(

void

)

[inline]

Definition at line 119 of file KeypointDescriptor.hh.

float P::KeypointDescriptor::GetThr

(

)

[inline]

Definition at line 312 of file KeypointDescriptor.hh.

Type P::KeypointDescriptor::GetType

(

)

[inline]

Definition at line 118 of file KeypointDescriptor.hh.

float P::KeypointDescriptor::GetVec

(

unsigned

i

)

[inline]

Definition at line 117 of file KeypointDescriptor.hh.

float* P::KeypointDescriptor::GetVec

(

)

[inline]

Definition at line 116 of file KeypointDescriptor.hh.

bool P::KeypointDescriptor::GetVoteCenter	(	KeypointDescriptor *	current,
		Vector2 &	v,
		double &	delta_angle,
		double &	delta_scale
	)

vote for an object

Definition at line 181 of file KeypointDescriptor.cc.

bool P::KeypointDescriptor::Have3D

(

)

[inline]

Definition at line 120 of file KeypointDescriptor.hh.

void P::KeypointDescriptor::LoadAll	(	ifstream &	is,
		KeypointDescriptor &	k
	)			[static]

Definition at line 600 of file KeypointDescriptor.cc.

float P::KeypointDescriptor::Match

(

KeypointDescriptor *

k

)

match two keypoints

Definition at line 367 of file KeypointDescriptor.cc.

void P::KeypointDescriptor::MatchSift	(	KeypointDescriptor *	k,
		float	thr,
		float &	dist
	)			[inline]

MatchSift tests the euclidean distance of the sift descriptor

Definition at line 284 of file KeypointDescriptor.hh.

void P::KeypointDescriptor::Mul

(

float

num

)

[inline]

Multiply a descriptor with ..

Definition at line 269 of file KeypointDescriptor.hh.

void P::KeypointDescriptor::ProjectBgMask	(	KeypointDescriptor *	model,
		IplImage *	img,
		float	w
	)

project probability of each pixel to a voting image using a stored mask

Definition at line 250 of file KeypointDescriptor.cc.

void P::KeypointDescriptor::ProjectMask	(	KeypointDescriptor *	model,
		IplImage *	img,
		float	w
	)

project probability of each pixel to a voting image using a stored mask

Definition at line 223 of file KeypointDescriptor.cc.

void P::KeypointDescriptor::ProjectOccl	(	P::Vector2 &	center,
		float	scale,
		float	angle,
		IplImage *	img,
		float	w
	)

estimate the location of the interest point with respect to center and project the patch

Definition at line 278 of file KeypointDescriptor.cc.

void P::KeypointDescriptor::ProjectPatch	(	KeypointDescriptor *	model,
		IplImage *	img
	)

Affine projection of the patch to img

Definition at line 341 of file KeypointDescriptor.cc.

void P::KeypointDescriptor::ReadDescriptor	(	ifstream &	in,
		unsigned	size_in
	)

Definition at line 453 of file KeypointDescriptor.cc.

void P::KeypointDescriptor::ReadKeypoint

(

ifstream &

in

)

read/write keypoints

Definition at line 434 of file KeypointDescriptor.cc.

void P::KeypointDescriptor::SaveAll	(	ofstream &	os,
		const KeypointDescriptor &	k
	)			[static]

Definition at line 583 of file KeypointDescriptor.cc.

void P::KeypointDescriptor::SaveMask

(

IplImage *

img

)

store a mask obj/background pixel

Definition at line 196 of file KeypointDescriptor.cc.

void P::KeypointDescriptor::SavePatch

(

IplImage *

img

)

save affine normalised patch

Definition at line 311 of file KeypointDescriptor.cc.

void P::KeypointDescriptor::SetError

(

float

e

)

[inline]

set mean error and variance

Definition at line 303 of file KeypointDescriptor.hh.

void P::KeypointDescriptor::SetPos	(	float	x,
		float	y,
		float	z
	)			[inline]

Definition at line 338 of file KeypointDescriptor.hh.

void P::KeypointDescriptor::SetReliability

(

float

f

)

[inline]

compute statistics of keypoint detection (mean number of detections of a keypoint in an image sequence

Definition at line 294 of file KeypointDescriptor.hh.

void P::KeypointDescriptor::SetZero

(

)

[inline]

Set a descriptor to 0

Definition at line 243 of file KeypointDescriptor.hh.

const char * P::KeypointDescriptor::TypeName

(

Type

t

)

[static]

Returns the name of a given gestalt type.

Definition at line 37 of file KeypointDescriptor.cc.

void P::KeypointDescriptor::WriteDescriptor

(

ofstream &

out

)

Definition at line 470 of file KeypointDescriptor.cc.

void P::KeypointDescriptor::WriteKeypoint

(

ofstream &

out

)

Definition at line 463 of file KeypointDescriptor.cc.

---

Member Data Documentation

IplImage* P::KeypointDescriptor::bgmask

Definition at line 71 of file KeypointDescriptor.hh.

unsigned P::KeypointDescriptor::chainCnt

Definition at line 84 of file KeypointDescriptor.hh.

unsigned P::KeypointDescriptor::chainId

Definition at line 83 of file KeypointDescriptor.hh.

unsigned P::KeypointDescriptor::cnt_err

Definition at line 79 of file KeypointDescriptor.hh.

unsigned P::KeypointDescriptor::cnt_pos

Definition at line 67 of file KeypointDescriptor.hh.

unsigned P::KeypointDescriptor::cnt_rel

Definition at line 76 of file KeypointDescriptor.hh.

float P::KeypointDescriptor::COL_THR [static]

Definition at line 51 of file KeypointDescriptor.hh.

float P::KeypointDescriptor::DOG_SIFT_THR = .2 [static]

Definition at line 48 of file KeypointDescriptor.hh.

unsigned P::KeypointDescriptor::flags

Definition at line 60 of file KeypointDescriptor.hh.

float P::KeypointDescriptor::HESLAP_SIFT_THR = 30000 [static]

Definition at line 52 of file KeypointDescriptor.hh.

const unsigned P::KeypointDescriptor::KEDE_DELETE = 0x01 [static]

Definition at line 56 of file KeypointDescriptor.hh.

const unsigned P::KeypointDescriptor::KEDE_DETECTED = 0x04 [static]

Definition at line 58 of file KeypointDescriptor.hh.

const unsigned P::KeypointDescriptor::KEDE_INSERT = 0x02 [static]

Definition at line 57 of file KeypointDescriptor.hh.

float P::KeypointDescriptor::LOWE_DOG_SIFT_THR = 50000 [static]

Definition at line 49 of file KeypointDescriptor.hh.

IplImage* P::KeypointDescriptor::mask

Definition at line 70 of file KeypointDescriptor.hh.

float P::KeypointDescriptor::mean_error

Definition at line 77 of file KeypointDescriptor.hh.

float P::KeypointDescriptor::MSER_SIFT_THR = 40000 [static]

Definition at line 50 of file KeypointDescriptor.hh.

unsigned P::KeypointDescriptor::occNum

Definition at line 81 of file KeypointDescriptor.hh.

P::Vector2 P::KeypointDescriptor::p_rect

Definition at line 68 of file KeypointDescriptor.hh.

IplImage* P::KeypointDescriptor::patch

Definition at line 72 of file KeypointDescriptor.hh.

CvMat* P::KeypointDescriptor::pos

Definition at line 66 of file KeypointDescriptor.hh.

float P::KeypointDescriptor::reliability

Definition at line 75 of file KeypointDescriptor.hh.

unsigned P::KeypointDescriptor::size

Definition at line 64 of file KeypointDescriptor.hh.

Type P::KeypointDescriptor::type

Definition at line 62 of file KeypointDescriptor.hh.

float P::KeypointDescriptor::var_error

Definition at line 78 of file KeypointDescriptor.hh.

float* P::KeypointDescriptor::vec

Definition at line 63 of file KeypointDescriptor.hh.

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

• KeypointDescriptor.hh
• KeypointDescriptor.cc