Template class to convert DICOM pixel stream to intermediate representation. More...

Inheritance diagram for DiInputPixelTemplate< T1, T2 >:

Public Member Functions
	DiInputPixelTemplate (const DiDocument document, const Uint16 alloc, const Uint16 stored, const Uint16 high, const unsigned long first, const unsigned long number, const unsigned long fsize, DcmFileCache fileCache, Uint32 &fragment)
	constructor More...

virtual	~DiInputPixelTemplate ()
	destructor

int	determineMinMax ()
	determine minimum and maximum pixel value More...

EP_Representation	getRepresentation () const
	get pixel representation More...

const void *	getData () const
	get pointer to input pixel data More...

virtual void *	getDataPtr ()
	get reference to pointer to input pixel data More...

void	removeDataReference ()
	remove reference to (internally handled) pixel data

double	getMinValue (const int idx) const
	get minimum pixel value More...

double	getMaxValue (const int idx) const
	get maximum pixel value More...

Public Member Functions inherited from DiInputPixel
	DiInputPixel (const unsigned int bits, const unsigned long first, const unsigned long number, const unsigned long fsize)
	constructor More...

virtual	~DiInputPixel ()
	destructor

unsigned int	getBits () const
	get number of bits per pixel More...

double	getAbsMinimum () const
	get absolute minimum pixel value More...

double	getAbsMaximum () const
	get absolute maximum pixel value More...

double	getAbsMaxRange () const
	get absolute pixel value range More...

unsigned long	getCount () const
	get number of pixels stored More...

unsigned long	getPixelStart () const
	get first pixel to be processed More...

unsigned long	getPixelCount () const
	get number of pixels to be processed More...

unsigned long	getComputedCount () const
	get number of pixels computed from the image resolution More...

Public Member Functions inherited from DiPixelRepresentationTemplate< T2 >
	DiPixelRepresentationTemplate ()
	default constructor

virtual	~DiPixelRepresentationTemplate ()
	destructor

int	isSigned () const
	check whether template type T is signed or not More...

Private Member Functions
void	convert (const DiDocument document, const Uint16 bitsAllocated, const Uint16 bitsStored, const Uint16 highBit, DcmFileCache fileCache, Uint32 &fragment)
	convert pixel data from DICOM dataset to input representation More...

Private Attributes
T2 *	Data
	pointer to pixel data

T2	MinValue [2]
	minimum pixel value ([0] = global, [1] = selected pixel range)

T2	MaxValue [2]
	maximum pixel value ([0] = global, [1] = selected pixel range)

Additional Inherited Members
Protected Attributes inherited from DiInputPixel
unsigned long	Count
	number of pixels stored

unsigned int	Bits
	bits per pixel/sample

unsigned long	FirstFrame
	first frame to be processed

unsigned long	NumberOfFrames
	number of frames to be processed

unsigned long	FrameSize
	number of pixels per frame

unsigned long	PixelStart
	first pixel to be processed

unsigned long	PixelCount
	number of pixels to be processed

unsigned long	ComputedCount
	number of pixels computed from the image resolution

double	AbsMinimum
	absolute minimum (possible) pixel value

double	AbsMaximum
	absolute maximum (possible) pixel value

Detailed Description

template<class T1, class T2>
class DiInputPixelTemplate< T1, T2 >

Template class to convert DICOM pixel stream to intermediate representation.

Constructor & Destructor Documentation

template<class T1, class T2>

DiInputPixelTemplate< T1, T2 >::DiInputPixelTemplate	(	const DiDocument *	document,
		const Uint16	alloc,
		const Uint16	stored,
		const Uint16	high,
		const unsigned long	first,
		const unsigned long	number,
		const unsigned long	fsize,
		DcmFileCache *	fileCache,
		Uint32 &	fragment
	)

inline

constructor

Parameters

document	pointer to DICOM image object
alloc	number of bits allocated for each pixel
stored	number of bits stored for each pixel
high	position of high bit within bits allocated
first	first frame to be processed
number	number of frames to be processed
fsize	number of pixels per frame (frame size)
fileCache	pointer to file cache object used for partial read
fragment	current pixel item fragment (for encapsulated pixel data)

References DiInputPixel::AbsMaximum, DiInputPixel::AbsMinimum, DiInputPixel::Bits, DiInputPixelTemplate< T1, T2 >::convert(), DiInputPixel::Count, DiDocument::getPixelData(), DiPixelRepresentationTemplate< T2 >::isSigned(), DicomImageClass::maxval(), DiInputPixelTemplate< T1, T2 >::MaxValue, DiInputPixelTemplate< T1, T2 >::MinValue, DiInputPixel::PixelCount, and DiInputPixel::PixelStart.

Member Function Documentation

template<class T1, class T2>

void DiInputPixelTemplate< T1, T2 >::convert	(	const DiDocument *	document,
		const Uint16	bitsAllocated,
		const Uint16	bitsStored,
		const Uint16	highBit,
		DcmFileCache *	fileCache,
		Uint32 &	fragment
	)

inlineprivate

convert pixel data from DICOM dataset to input representation

Parameters

document	pointer to DICOM image object
bitsAllocated	number of bits allocated for each pixel
bitsStored	number of bits stored for each pixel
highBit	position of high bit within bits allocated
fileCache	pointer to file cache object used for partial read
fragment	current pixel item fragment (for encapsulated pixel data)