mln::accu::count_labels< L > Struct Template Reference [On values]

Count the number of different labels in an image. More...

#include <count_labels.hh>

Inheritance diagram for mln::accu::count_labels< L >:

List of all members.

Public Types
typedef L	argument
typedef Accumulator< void >	category
typedef count_labels< L >	exact_t
typedef unsigned	q_result
typedef mln::metal::unqualif < unsigned >::ret	result
Public Member Functions
	count_labels ()
bool	is_valid () const
	Check whether this accu is able to return a result.
unsigned	subj_ ()
void	take_as_init (const T &t)
	Take as initialization the value t.
void	take_as_init_ (const T &t)
	Default implementation of "take as initialization".
void	take_n_times (unsigned n, const T &t)
	Take n times the value t.
void	take_n_times_ (unsigned n, const T &t)
	Default implementation of "take n times".
unsigned	to_result () const
	Get the value of the accumulator.
void	init ()
	Manipulators.
void	take (const argument &)
void	take (const count_labels< L > &other)
void	set_value (unsigned c)
	Force the value of the counter to c.
Protected Attributes
unsigned	count_labels_
	The value of the counter.
std::vector< bool >	deja_vu_

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Detailed Description

template<typename L>
struct mln::accu::count_labels< L >

Count the number of different labels in an image.

The parameter L is the label type to be count.

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Member Typedef Documentation

template<typename L>

typedef L mln::accu::count_labels< L >::argument

typedef Accumulator<void> mln::Accumulator< count_labels< L > >::category [inherited]

Reimplemented from mln::Proxy< count_labels< L > >.

typedef count_labels< L > mln::Object< count_labels< L > >::exact_t [inherited]

typedef unsigned mln::accu::internal::base< unsigned , count_labels< L > >::q_result [inherited]

typedef mln::metal::unqualif< unsigned >::ret mln::accu::internal::base< unsigned , count_labels< L > >::result [inherited]

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Constructor & Destructor Documentation

template<typename L >

mln::accu::count_labels< L >::count_labels

(

)

[inline]

References mln::accu::count_labels< L >::init().

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Member Function Documentation

template<typename L >

void mln::accu::count_labels< L >::init

(

)

[inline]

Manipulators.

References mln::accu::count_labels< L >::count_labels_, and mln::accu::count_labels< L >::deja_vu_.

Referenced by mln::accu::count_labels< L >::count_labels().

template<typename L >

bool mln::accu::count_labels< L >::is_valid

(

)

const [inline]

Check whether this accu is able to return a result.

Always true here.

template<typename L >

void mln::accu::count_labels< L >::set_value

(

unsigned

c

)

[inline]

Force the value of the counter to c.

References mln::accu::count_labels< L >::count_labels_.

unsigned mln::accu::internal::base< unsigned , count_labels< L > >::subj_

(

)

[inherited]

template<typename L >

void mln::accu::count_labels< L >::take

(

const argument &

l

)

[inline]

References mln::accu::count_labels< L >::count_labels_, and mln::accu::count_labels< L >::deja_vu_.

template<typename L >

void mln::accu::count_labels< L >::take

(

const count_labels< L > &

other

)

[inline]

References mln::accu::count_labels< L >::count_labels_, and mln::accu::count_labels< L >::deja_vu_.

void mln::Accumulator< count_labels< L > >::take_as_init

(

const T &

t

)

[inherited]

Take as initialization the value t.

Dev note: this is a final method; override if needed by take_as_init_ (ending with '_').

void mln::Accumulator< count_labels< L > >::take_as_init_

(

const T &

t

)

[inherited]

Default implementation of "take as initialization".

void mln::Accumulator< count_labels< L > >::take_n_times	(	unsigned	n,
		const T &	t
	)			[inherited]

Take n times the value t.

Dev note: this is a final method; override if needed by take_as_init_ (ending with '_').

void mln::Accumulator< count_labels< L > >::take_n_times_	(	unsigned	n,
		const T &	t
	)			[inherited]

Default implementation of "take n times".

template<typename L >

unsigned mln::accu::count_labels< L >::to_result

(

)

const [inline]

Get the value of the accumulator.

References mln::accu::count_labels< L >::count_labels_.

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Member Data Documentation

template<typename L>

unsigned mln::accu::count_labels< L >::count_labels_ [protected]

The value of the counter.

Referenced by mln::accu::count_labels< L >::init(), mln::accu::count_labels< L >::set_value(), mln::accu::count_labels< L >::take(), and mln::accu::count_labels< L >::to_result().

template<typename L>

std::vector<bool> mln::accu::count_labels< L >::deja_vu_ [protected]

Referenced by mln::accu::count_labels< L >::init(), and mln::accu::count_labels< L >::take().