Class providing watershed transform. More...

#include <mdsWatershedTransform.h>

Inheritance diagram for mds::img::CWatershedTransform:

Public Types
enum	{ TEMPLATE_PARAMETER_IS_NOT_IMAGE = I::CLASS_IMAGE }
	Check that I is an image. More...
typedef I::tImage	tImage
	Input image type.
typedef I::tPixel	tPixel
	Input image pixel type.
typedef CImage32	tRegionImage
	Output image containing labels of found image regions.
typedef CImage32::tPixel	tRegionNumber
	Output image pixel type.
Public Member Functions
CHasOptions &	addOption (int Flag)
	Adds a given flag using bitwise OR operation.
bool	checkAllOptions (int Flags) const
	Checks if all specified flags are set.
bool	checkAnyOption (int Flags) const
	Checks if any of specified flags is set.
int	checkOption (int Flag) const
	Checks if a single flag is set.
CHasOptions &	clearOption (int Flag)
	Removes a given flag.
	CWatershedTransform (int Flags=WatershedTransform::BASINS)
	Constructor.
int	getNumOfRegions () const
	Returns the final number of regions.
int	getOptions () const
	Returns all flags.
bool	operator() (const tImage &SrcImage, tRegionImage &DstImage)
	Estimates watershed transform of a given edge image.
CHasOptions &	setOption (int Flag)
	Adds a given flag using bitwise OR operation.
CHasOptions &	setOptions (int Flags)
	Sets complete flags.
	~CWatershedTransform ()
	Destructor.
Protected Types
typedef CImage16::tPixel	tDistance
	Distance from a region minimum.
typedef CImage16	tDistanceImage
	Helper distance image.
typedef std::vector< tQueue >	tHistogram
	Image histogram.
typedef std::pair< tSize, tSize >	tPixelInfo
	Histogram (queue) item.
typedef std::deque< tPixelInfo >	tQueue
	Image histogram column.
Protected Member Functions
void	assignRegionNumber (const tPixelInfo &Point, tQueue &Fifo, tDistance CurrentDistance)
	V z�vislosti na ��slech okoln�ch region� je nastaveno ��slo regionu aktu�ln�ho pixelu.
bool	checkNewMinima (tQueue &Fifo, int Level)
	Zkou�� naj�t nov� lok�ln� minima na �rovn� dan� parametrem level.
void	clearBorderPixels (tRegionImage &Image)
	Copies data from the internal helper segmented image.
void	clearHistogram ()
	Clears the histogram.
void	createHistogram (const tImage &SrcImage)
	Prepares the image histogram.
void	makeBorderPixels (tRegionImage &Image)
	Copies data from the internal helper segmented image.
void	preparePixels (tQueue &Fifo, int Level)
	Prepares all pixels whose intensity is equal to a given level for further processing.
Protected Attributes
tRegionNumber	m_CurrentRegion
	Number of regions.
tDistanceImage	m_DistanceImage
	Helper distance image.
tHistogram	m_Histogram
	Input image histogram.
int	m_Options
	Optional flags.
tRegionImage	m_RegionImage
	Labeled image.

Detailed Description

template<class I>
class mds::img::CWatershedTransform

Class providing watershed transform.

Fast-watersheds algorithm.
The algorithm cannot be applied to float images.
Parameter I is an image type.

Member Typedef Documentation

template<class I >

typedef CImage16::tPixel mds::img::CWatershedTransform::tDistance [protected]

Distance from a region minimum.

template<class I >

typedef CImage16 mds::img::CWatershedTransform::tDistanceImage [protected]

Helper distance image.

template<class I >

typedef std::vector<tQueue> mds::img::CWatershedTransform::tHistogram [protected]

Image histogram.

template<class I >

typedef I::tImage mds::img::CWatershedTransform::tImage

Input image type.

template<class I >

typedef I::tPixel mds::img::CWatershedTransform::tPixel

Input image pixel type.

template<class I >

typedef std::pair<tSize, tSize> mds::img::CWatershedTransform::tPixelInfo [protected]

Histogram (queue) item.

template<class I >

typedef std::deque<tPixelInfo> mds::img::CWatershedTransform::tQueue [protected]

Image histogram column.

template<class I >

typedef CImage32 mds::img::CWatershedTransform::tRegionImage

Output image containing labels of found image regions.

template<class I >

typedef CImage32::tPixel mds::img::CWatershedTransform::tRegionNumber

Output image pixel type.

Member Enumeration Documentation

template<class I >

anonymous enum

Check that I is an image.

You will see name of this enum somewhere in compiler error message if the type I is not image.

Enumerator:

TEMPLATE_PARAMETER_IS_NOT_IMAGE

Constructor & Destructor Documentation

template<class I >

mds::img::CWatershedTransform::CWatershedTransform ( int Flags = WatershedTransform::BASINS )

Constructor.

template<class I >

mds::img::CWatershedTransform::~CWatershedTransform ( )

Destructor.

Member Function Documentation

CHasOptions& mds::base::CHasOptions::addOption ( int Flag ) [inherited]

Adds a given flag using bitwise OR operation.

template<class I >

void CWatershedTransform::assignRegionNumber	(	const tPixelInfo &	Point,
		tQueue &	Fifo,
		tDistance	CurrentDistance
	)		`[protected]`

V z�vislosti na ��slech okoln�ch region� je nastaveno ��slo regionu aktu�ln�ho pixelu.

Sousedn� pixely,kter� maj� ��slo regionu MASK a vzd�lenost od povod� 0, p�id� do fronty k dal��mu zpracov�n� a nastav� jim novou vzd�lenost od povod�.

bool mds::base::CHasOptions::checkAllOptions ( int Flags ) const [inherited]

Checks if all specified flags are set.

bool mds::base::CHasOptions::checkAnyOption ( int Flags ) const [inherited]

Checks if any of specified flags is set.

template<class I >

bool CWatershedTransform::checkNewMinima	(	tQueue &	Fifo,
		int	Level
	)		`[protected]`

Zkou�� naj�t nov� lok�ln� minima na �rovn� dan� parametrem level.

Pokud je nov� minimum nalezeno pokou�� se o jeho zv�t�en�/rozta�en� testov�n�m a p�id�v�n�m okoln�ch bod�

int mds::base::CHasOptions::checkOption ( int Flag ) const [inherited]

Checks if a single flag is set.

Returns zero on false.

template<class I >

void CWatershedTransform::clearBorderPixels ( tRegionImage & Image ) [protected]

Copies data from the internal helper segmented image.

Labels all border pixels (watersheds) with respect to the neighbouring regions.

template<class I >

void CWatershedTransform::clearHistogram ( ) [protected]

Clears the histogram.

CHasOptions& mds::base::CHasOptions::clearOption ( int Flag ) [inherited]

Removes a given flag.

template<class I >

void CWatershedTransform::createHistogram ( const tImage & SrcImage ) [protected]

Prepares the image histogram.

template<class I >

int mds::img::CWatershedTransform::getNumOfRegions ( ) const

Returns the final number of regions.

int mds::base::CHasOptions::getOptions ( ) const [inherited]

Returns all flags.

template<class I >

void CWatershedTransform::makeBorderPixels ( tRegionImage & Image ) [protected]

Copies data from the internal helper segmented image.

Marks all border pixels.

template<class I >

bool CWatershedTransform::operator()	(	const tImage &	SrcImage,
		tRegionImage &	DstImage
	)

Estimates watershed transform of a given edge image.

Produces a label image whose image pixels represent indexes of image regions.

template<class I >

void CWatershedTransform::preparePixels	(	tQueue &	Fifo,
		int	Level
	)		`[protected]`

Prepares all pixels whose intensity is equal to a given level for further processing.

All pixels marked using the MASK value are going to be flooded.

CHasOptions& mds::base::CHasOptions::setOption ( int Flag ) [inherited]

Adds a given flag using bitwise OR operation.

CHasOptions& mds::base::CHasOptions::setOptions ( int Flags ) [inherited]

Sets complete flags.

Member Data Documentation

template<class I >

tRegionNumber mds::img::CWatershedTransform::m_CurrentRegion [protected]

Number of regions.

template<class I >

tDistanceImage mds::img::CWatershedTransform::m_DistanceImage [protected]

Helper distance image.

template<class I >

tHistogram mds::img::CWatershedTransform::m_Histogram [protected]

Input image histogram.

int mds::base::CHasOptions::m_Options [protected, inherited]

Optional flags.

template<class I >

tRegionImage mds::img::CWatershedTransform::m_RegionImage [protected]

Labeled image.

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

Public Types

Public Member Functions

Protected Types

Protected Member Functions

Protected Attributes

Detailed Description

template<class I> class mds::img::CWatershedTransform< I >

Member Typedef Documentation

Member Enumeration Documentation

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation

template<class I>
class mds::img::CWatershedTransform< I >