cv::MatConstIterator Class Reference

#include <opencv2/core/mat.hpp>

Collaboration diagram for cv::MatConstIterator:

Public Types
typedef ptrdiff_t	difference_type
typedef std::random_access_iterator_tag	iterator_category
typedef const uchar **	pointer
typedef uchar *	reference
typedef uchar *	value_type

Public Member Functions
	MatConstIterator ()
	default constructor
	MatConstIterator (const Mat *_m)
	constructor that sets the iterator to the beginning of the matrix
	MatConstIterator (const Mat *_m, const int *_idx)
	constructor that sets the iterator to the specified element of the matrix
	MatConstIterator (const Mat *_m, int _row, int _col=0)
	constructor that sets the iterator to the specified element of the matrix
	MatConstIterator (const Mat *_m, Point _pt)
	constructor that sets the iterator to the specified element of the matrix
	MatConstIterator (const MatConstIterator &it)
	copy constructor
ptrdiff_t	lpos () const
const uchar *	operator* () const
	returns the current matrix element
MatConstIterator &	operator++ ()
	increments the iterator
MatConstIterator	operator++ (int)
	increments the iterator
MatConstIterator &	operator+= (ptrdiff_t ofs)
	shifts the iterator forward by the specified number of elements
MatConstIterator &	operator-- ()
	decrements the iterator
MatConstIterator	operator-- (int)
	decrements the iterator
MatConstIterator &	operator-= (ptrdiff_t ofs)
	shifts the iterator backward by the specified number of elements
MatConstIterator &	operator= (const MatConstIterator &it)
	copy operator
const uchar *	operator[] (ptrdiff_t i) const
	returns the i-th matrix element, relative to the current
Point	pos () const
	returns the current iterator position
void	pos (int *_idx) const
	returns the current iterator position
void	seek (const int *_idx, bool relative=false)
void	seek (ptrdiff_t ofs, bool relative=false)

Public Attributes
size_t	elemSize
const Mat *	m
const uchar *	ptr
const uchar *	sliceEnd
const uchar *	sliceStart

Member Typedef Documentation

difference_type

typedef ptrdiff_t cv::MatConstIterator::difference_type

iterator_category

typedef std::random_access_iterator_tag cv::MatConstIterator::iterator_category

pointer

typedef const uchar** cv::MatConstIterator::pointer

reference

typedef uchar* cv::MatConstIterator::reference

value_type

typedef uchar* cv::MatConstIterator::value_type

Constructor & Destructor Documentation

MatConstIterator() [1/6]

cv::MatConstIterator::MatConstIterator

(

)

default constructor

MatConstIterator() [2/6]

cv::MatConstIterator::MatConstIterator

(

const Mat *

_m

)

constructor that sets the iterator to the beginning of the matrix

MatConstIterator() [3/6]

cv::MatConstIterator::MatConstIterator	(	const Mat *	_m,
		int	_row,
		int	_col = 0
	)

constructor that sets the iterator to the specified element of the matrix

MatConstIterator() [4/6]

cv::MatConstIterator::MatConstIterator	(	const Mat *	_m,
		Point	_pt
	)

constructor that sets the iterator to the specified element of the matrix

MatConstIterator() [5/6]

cv::MatConstIterator::MatConstIterator	(	const Mat *	_m,
		const int *	_idx
	)

constructor that sets the iterator to the specified element of the matrix

MatConstIterator() [6/6]

cv::MatConstIterator::MatConstIterator

(

const MatConstIterator &

it

)

copy constructor

Member Function Documentation

lpos()

ptrdiff_t cv::MatConstIterator::lpos

(

)

const

operator*()

const uchar * cv::MatConstIterator::operator*

(

)

const

returns the current matrix element

operator++() [1/2]

MatConstIterator & cv::MatConstIterator::operator++

(

)

increments the iterator

operator++() [2/2]

MatConstIterator cv::MatConstIterator::operator++

(

int

)

increments the iterator

operator+=()

MatConstIterator & cv::MatConstIterator::operator+=

(

ptrdiff_t

ofs

)

shifts the iterator forward by the specified number of elements

operator--() [1/2]

MatConstIterator & cv::MatConstIterator::operator--

(

)

decrements the iterator

operator--() [2/2]

MatConstIterator cv::MatConstIterator::operator--

(

int

)

decrements the iterator

operator-=()

MatConstIterator & cv::MatConstIterator::operator-=

(

ptrdiff_t

ofs

)

shifts the iterator backward by the specified number of elements

operator=()

MatConstIterator & cv::MatConstIterator::operator=

(

const MatConstIterator &

it

)

copy operator

operator[]()

const uchar * cv::MatConstIterator::operator[]

(

ptrdiff_t

i

)

const

returns the i-th matrix element, relative to the current

pos() [1/2]

Point cv::MatConstIterator::pos

(

)

const

returns the current iterator position

pos() [2/2]

void cv::MatConstIterator::pos

(

int *

_idx

)

const

returns the current iterator position

seek() [1/2]

void cv::MatConstIterator::seek	(	const int *	_idx,
		bool	relative = false
	)

seek() [2/2]

void cv::MatConstIterator::seek	(	ptrdiff_t	ofs,
		bool	relative = false
	)

Member Data Documentation

elemSize

size_t cv::MatConstIterator::elemSize

m

const Mat* cv::MatConstIterator::m

ptr

const uchar* cv::MatConstIterator::ptr

sliceEnd

const uchar* cv::MatConstIterator::sliceEnd

sliceStart

const uchar* cv::MatConstIterator::sliceStart

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

• opencv2/core/mat.hpp