CBlobContour Class Reference

Blob contour class (in crack code) More...

#include <BlobContour.h>

List of all members.

Public Member Functions
void	AddChainCode (t_chainCode code)
	Add chain code to contour.
	CBlobContour ()
	Constructors.
	CBlobContour (CvPoint startPoint, CvMemStorage *storage)
	CBlobContour (CBlobContour *source)
	Copy constructor.
t_chainCodeList	GetChainCode ()
	Return freeman chain coded contour.
t_chainCodeList	GetContourPoints ()
	Return all contour points.
bool	IsEmpty ()
CBlobContour &	operator= (const CBlobContour &source)
	Assigment operator.
	~CBlobContour ()
Protected Member Functions
double	GetArea ()
	Computes area from contour.
double	GetMoment (int p, int q)
	Get contour moment (p,q up to MAX_CALCULATED_MOMENTS)
double	GetPerimeter ()
	Computes perimeter from contour.
CvPoint	GetStartPoint () const
void	ResetChainCode ()
	Clears chain code contour.
Protected Attributes
t_chainCodeList	m_contour
	Crack code list.
Private Attributes
double	m_area
	Computed area from contour.
t_PointList	m_contourPoints
	All points from the contour.
CvMoments	m_moments
	Computed moments from contour.
CvMemStorage *	m_parentStorage
	Pointer to storage.
double	m_perimeter
	Computed perimeter from contour.
CvPoint	m_startPoint
	Starting point of the contour.
Friends
class	CBlob

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Detailed Description

Blob contour class (in crack code)

Definition at line 23 of file BlobContour.h.

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Constructor & Destructor Documentation

CBlobContour::CBlobContour

(

)

Constructors.

Definition at line 4 of file BlobContour.cpp.

CBlobContour::CBlobContour	(	CvPoint	startPoint,
		CvMemStorage *	storage
	)

Definition at line 15 of file BlobContour.cpp.

CBlobContour::CBlobContour

(

CBlobContour *

source

)

Copy constructor.

Definition at line 36 of file BlobContour.cpp.

CBlobContour::~CBlobContour

(

)

Definition at line 44 of file BlobContour.cpp.

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Member Function Documentation

void CBlobContour::AddChainCode

(

t_chainCode

chaincode

)

Add chain code to contour.

• FUNCIÓ: AddChainCode
• FUNCIONALITAT: Add chain code to contour
• PARÀMETRES:
• RESULTAT:
• RESTRICCIONS:
• AUTOR: rborras
• DATA DE CREACIÓ: 2008/05/06
• MODIFICACIÓ: Data. Autor. Descripció.

Definition at line 99 of file BlobContour.cpp.

double CBlobContour::GetArea

(

)

[protected]

Computes area from contour.

• FUNCIÓ: GetArea
• FUNCIONALITAT: Computes area from chain code
• PARÀMETRES:
• RESULTAT:
  • May give negative areas for clock wise contours
• RESTRICCIONS:
• AUTOR: rborras
• DATA DE CREACIÓ: 2008/04/30
• MODIFICACIÓ: Data. Autor. Descripció.
• NOTA: Algorithm derived from "Properties of contour codes", G.R. Wilson

Definition at line 163 of file BlobContour.cpp.

t_chainCodeList CBlobContour::GetChainCode

(

)

[inline]

Return freeman chain coded contour.

Definition at line 42 of file BlobContour.h.

t_PointList CBlobContour::GetContourPoints

(

)

Return all contour points.

Calculate contour points from crack codes.

Definition at line 203 of file BlobContour.cpp.

double CBlobContour::GetMoment	(	int	p,
		int	q
	)		[protected]

Get contour moment (p,q up to MAX_CALCULATED_MOMENTS)

Definition at line 180 of file BlobContour.cpp.

double CBlobContour::GetPerimeter

(

)

[protected]

Computes perimeter from contour.

• FUNCIÓ: GetPerimeter
• FUNCIONALITAT: Get perimeter from chain code. Diagonals sum sqrt(2) and horizontal and vertical codes 1
• PARÀMETRES:
• RESULTAT:
• RESTRICCIONS:
• AUTOR: rborras
• DATA DE CREACIÓ: 2008/04/30
• MODIFICACIÓ: Data. Autor. Descripció.
• NOTA: Algorithm derived from "Methods to estimate area and perimeters of blob-like objects: A comparison", L.Yang

Definition at line 133 of file BlobContour.cpp.

CvPoint CBlobContour::GetStartPoint

(

)

const [inline, protected]

Definition at line 57 of file BlobContour.h.

bool CBlobContour::IsEmpty

(

)

[inline]

Definition at line 47 of file BlobContour.h.

CBlobContour & CBlobContour::operator=

(

const CBlobContour &

source

)

Assigment operator.

Copy operator.

Definition at line 53 of file BlobContour.cpp.

void CBlobContour::ResetChainCode

(

)

[protected]

Clears chain code contour.

Clears chain code contour and points.

Definition at line 105 of file BlobContour.cpp.

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Friends And Related Function Documentation

friend class CBlob [friend]

Definition at line 25 of file BlobContour.h.

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Member Data Documentation

double CBlobContour::m_area [private]

Computed area from contour.

Definition at line 86 of file BlobContour.h.

t_chainCodeList CBlobContour::m_contour [protected]

Crack code list.

Definition at line 75 of file BlobContour.h.

t_PointList CBlobContour::m_contourPoints [private]

All points from the contour.

Definition at line 81 of file BlobContour.h.

CvMoments CBlobContour::m_moments [private]

Computed moments from contour.

Definition at line 90 of file BlobContour.h.

CvMemStorage* CBlobContour::m_parentStorage [private]

Pointer to storage.

Definition at line 93 of file BlobContour.h.

double CBlobContour::m_perimeter [private]

Computed perimeter from contour.

Definition at line 88 of file BlobContour.h.

CvPoint CBlobContour::m_startPoint [private]

Starting point of the contour.

Definition at line 79 of file BlobContour.h.

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

• BlobContour.h
• BlobContour.cpp