DCMTK: DiMonoImage Class Reference

DCMTK Version 3.6.9 OFFIS DICOM Toolkit

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Public Member Functions | Static Public Member Functions | Protected Member Functions | Protected Attributes | Private Attributes | List of all members
DiMonoImage Class Referenceabstract

Base class for monochrome images. More...

Inheritance diagram for DiMonoImage:

## Public Member Functions
| DiMonoImage (const DiDocument *docu, const EI_Status status)
| constructor
| DiMonoImage (const DiDocument *docu, const EI_Status status, const double slope, const double intercept)
| constructor, rescale
| DiMonoImage (const DiDocument *docu, const EI_Status status, const DcmUnsignedShort &data, const DcmUnsignedShort &descriptor, const DcmLongString *explanation)
| constructor, modality LUT
virtual | ~DiMonoImage ()
| destructor
virtual int | processNextFrames (const unsigned long fcount)
| process next couple of frames
int | getMinMaxValues (double &min, double &max, const int mode) const
| get minimum and maximum pixel values.
DiDisplayFunction * | getDisplayFunction () const
| get display function
int | setDisplayFunction (DiDisplayFunction *display)
| set display function
int | setNoDisplayFunction ()
| set no display function.
int | setNoVoiTransformation ()
| unset all VOI transformations (windows and LUTs).
int | deleteDisplayLUT (const int bits)
| delete specified display LUT(s)
int | isValueUnused (const unsigned long value)
| check whether given output value is unused
int | convertPValueToDDL (const Uint16 pvalue, Uint16 &ddl, const int bits)
| convert P-value to DDL.
int | setMinMaxWindow (const int idx=1)
| set automatically calculated minimum/maximum window.
int | setRoiWindow (const unsigned long left_pos, const unsigned long top_pos, const unsigned long width, const unsigned long height, const unsigned long frame)
| set automatically calculated VOI window for the specified Region of Interest (ROI).
int | setHistogramWindow (const double thresh)
| set automatically calculated histogram window.
int | setWindow (const unsigned long pos=0)
| set specified window (given by index to window width/center sequence stored in image file).
int | setWindow (const double center, const double width, const char *explanation=NULL)
| set specified window (given by window width and center).
int | getWindow (double &center, double &width)
| get current window center and width values
unsigned long | getWindowCount () const
| get number of VOI windows (stored in image file)
EF_VoiLutFunction | getVoiLutFunction () const
| get VOI LUT function.
int | setVoiLutFunction (const EF_VoiLutFunction function)
| set VOI LUT function
int | setVoiLut (const DcmUnsignedShort &data, const DcmUnsignedShort &descriptor, const DcmLongString *explanation, const EL_BitsPerTableEntry descripMode=ELM_UseValue)
| set VOI LUT (given by dcmdata elements).
int | setVoiLut (const unsigned long pos, const EL_BitsPerTableEntry descripMode=ELM_UseValue)
| set VOI LUT (given by index to VOI LUT sequence stored in image file).
unsigned long | getVoiLutCount () const
| get number of VOI LUTs (stored in image file)
const char * | getVoiTransformationExplanation () const
| get description of active VOI transformation
const char * | getVoiWindowExplanation (const unsigned long pos, OFString &explanation) const
| get description of specified VOI window (stored in the image file)
const char * | getVoiLutExplanation (const unsigned long pos, OFString &explanation) const
| get description of specified VOI LUT (stored in the image file)
const char * | getModalityLutExplanation () const
| get description of performed modality LUT transformation
int | setHardcopyParameters (const unsigned int min, const unsigned int max, const unsigned int reflect, const unsigned int illumin)
| set hardcopy parameters.
ES_PresentationLut | getPresentationLutShape () const
| get shape for presentation transformation.
int | setPresentationLutShape (const ES_PresentationLut shape)
| set shape for presentation transformation.
int | setPresentationLut (const DcmUnsignedShort &data, const DcmUnsignedShort &descriptor, const DcmLongString *explanation=NULL, const EL_BitsPerTableEntry descripMode=ELM_UseValue)
| set LUT for presentation transformation.
int | setInversePresentationLut (const DcmUnsignedShort &data, const DcmUnsignedShort &descriptor, const EL_BitsPerTableEntry descripMode=ELM_UseValue)
| set inverse LUT for presentation transformation.
const char * | getPresentationLutExplanation () const
| get description of active presentation LUT
int | addOverlay (const unsigned int group, const signed int left_pos, const signed int top_pos, const unsigned int columns, const unsigned int rows, const DcmOverlayData &data, const DcmLongString &label, const DcmLongString &description, const EM_Overlay mode)
| add specified plane to group of additional overlay planes.
int | removeAllOverlays ()
| remove all additional overlay planes
DiOverlay * | getOverlayPtr (const unsigned int idx)
| get pointer to specified overlay managing object
DiMonoImage * | getMonoImagePtr ()
| get pointer to current monochrome image (this)
int | flip (const int horz, const int vert)
| flip current image (horizontally and/or vertically)
int | rotate (const int degree)
| rotate current image (by steps of 90 degrees)
virtual int | getBits (const int bits=0) const
| get number of bits per sample.
virtual unsigned long | getOutputDataSize (const int bits=0) const
| get number of bytes required for the rendered output of a single frame
virtual const void * | getOutputData (const unsigned long frame, const int bits, const int planar=0)=0
| get pixel data with specified format.
virtual int | getOutputData (void *buffer, const unsigned long size, const unsigned long frame, const int bits, const int planar=0)=0
| get pixel data with specified format.
const void * | getOutputPlane (const int dummy) const
| get pixel data of specified plane.
void | deleteOutputData ()
| delete internally handled output memory buffer Save memory if data is no longer needed.
const void * | getOverlayData (const unsigned long frame, const unsigned int plane, unsigned int &left_pos, unsigned int &top_pos, unsigned int &width, unsigned int &height, EM_Overlay &mode, const unsigned int idx, const int bits=8, const Uint16 fore=0xff, const Uint16 back=0x0)
| create bitmap for specified overlay plane.
const void * | getFullOverlayData (const unsigned long frame, const unsigned int plane, unsigned int &width, unsigned int &height, const unsigned int idx, const int bits=8, const Uint16 fore=0xff, const Uint16 back=0x0)
| create bitmap for specified overlay plane.
void | deleteOverlayData ()
| delete buffer for overlay plane data.
unsigned long | create6xxx3000OverlayData (Uint8 *&buffer, const unsigned int plane, unsigned int &width, unsigned int &height, unsigned long &frames, const unsigned int idx=0)
| create bitmap for specified overlay plane and store it in (6xxx,3000) format.
const DiPixel * | getInterData () const
| get pointer to intermediate pixel data representation
const DiMonoPixel * | getMonoInterData () const
| get pointer to intermediate pixel data representation
unsigned long | createDIB (void *&data, const unsigned long size, const unsigned long frame, const int bits, const int upsideDown, const int padding=1)
| create true color (24/32 bit) or palette (8 bit) bitmap for MS Windows.
unsigned long | createAWTBitmap (void *&data, const unsigned long frame, const int bits)
| create true color (32 bit) or palette (8 bit) bitmap for Java (AWT default format).
DiImage * | createOutputImage (const unsigned long frame, const int bits)
| create new single frame DiImage with applied grayscale transformations.
int | writeImageToDataset (DcmItem &dataset, const int mode, const int planar)
| write current image and related attributes to DICOM dataset.
int | writePPM (STD_NAMESPACE ostream &stream, const unsigned long frame, const int bits)
| write pixel data to PPM file.
int | writePPM (FILE *stream, const unsigned long frame, const int bits)
| write pixel data to PPM file.
int | writeRawPPM (FILE *stream, const unsigned long frame, const int bits)
| write pixel data to raw PPM file
int | writeBMP (FILE *stream, const unsigned long frame, const int bits)
| write pixel data to BMP file
Public Member Functions inherited from DiImage
| DiImage (const DiDocument *docu, const EI_Status status, const int spp)
| constructor
virtual | ~DiImage ()
| destructor
EI_Status | getStatus () const
| get status of the image object
Uint32 | getNumberOfFrames () const
| get number of frames
Uint32 | getFirstFrame () const
| get index of first frame
Uint32 | getTotalNumberOfFrames () const
| get total number of frames
Uint32 | getRepresentativeFrame () const
| get representative frame
double | getFrameTime () const
| get frame time
Uint16 | getRows () const
| get number of rows
Uint16 | getColumns () const
| get number of columns
double | getPixelWidth () const
| get pixel's width
double | getPixelHeight () const
| get pixel's height
double | getRowColumnRatio () const
| get pixel's rows/column ratio
double | getColumnRowRatio () const
| get pixel's column/rows ratio
int | setRowColumnRatio (const double ratio)
| set pixel's rows/column ratio
int | setColumnRowRatio (const double ratio)
| set pixel's column/rows ratio
EP_Polarity | getPolarity () const
| get polarity.
int | setPolarity (const EP_Polarity polarity)
| set polarity.
virtual EP_Interpretation | getInternalColorModel () const =0
| get color model of internal pixel representation.
virtual DiImage * | createImage (const unsigned long fstart, const unsigned long fcount) const =0
| create copy of current image object (abstract)
virtual DiImage * | createScale (const signed long left_pos, const signed long top_pos, const unsigned long clip_width, const unsigned long clip_height, const unsigned long scale_width, const unsigned long scale_height, const int interpolate, const int aspect, const Uint16 pvalue) const =0
| create scaled copy of specified (clipping) area of the current image object (abstract).
virtual DiImage * | createFlip (const int horz, const int vert) const =0
| create a flipped copy of the current image (abstract).
virtual DiImage * | createRotate (const int degree) const =0
| create a rotated copy of the current image (abstract).
virtual DiImage * | createMono (const double red, const double green, const double blue) const =0
| create monochrome copy of the current image (abstract).
int | writeFrameToDataset (DcmItem &dataset, const unsigned long frame=0, const int bits=0, const int planar=0)
| render pixel data of given frame and write image related attributes to DICOM dataset.

## Static Public Member Functions
static void * | createPackedBitmap (const void *buffer, const unsigned long size, const unsigned long count, const int alloc, const int stored)
| create packed bitmap (e.g.

## Protected Member Functions
| DiMonoImage (const DiDocument *image, const EI_Status status, const char dummy)
| constructor
| DiMonoImage (const DiMonoImage *image, const unsigned long fstart, const unsigned long fcount)
| constructor, copy
| DiMonoImage (const DiColorImage *image, const double red, const double green, const double blue)
| constructor, convert color images to monochrome
| DiMonoImage (const DiMonoImage *image, const signed long left_pos, const signed long top_pos, const Uint16 src_cols, const Uint16 src_rows, const Uint16 dest_cols, const Uint16 dest_rows, const int interpolate, const int aspect, const Uint16 pvalue)
| constructor, scale/clip
| DiMonoImage (const DiMonoImage *image, const int horz, const int vert)
| constructor, flip
| DiMonoImage (const DiMonoImage *image, const int degree)
| constructor, rotate
| DiMonoImage (const DiMonoImage *image, DiMonoOutputPixel *pixel, const unsigned long frame, const int stored, const int alloc)
| constructor, createMonoOutput
void | Init (DiMonoModality *modality, const OFBool reuse=OFFalse)
| initialize internal data structures and member variables
void | InitUint8 (DiMonoModality *modality)
| initialize internal data structures (for Uint8)
void | InitSint8 (DiMonoModality *modality)
| initialize internal data structures (for Sint8)
void | InitUint16 (DiMonoModality *modality)
| initialize internal data structures (for Uint16)
void | InitSint16 (DiMonoModality *modality)
| initialize internal data structures (for Sint16)
void | InitUint32 (DiMonoModality *modality)
| initialize internal data structures (for Uint32)
void | InitSint32 (DiMonoModality *modality)
| initialize internal data structures (for Sint32)
int | checkInterData (const int mode=1)
| check intermediate pixel representation for consistency
virtual void | updateImagePixelModuleAttributes (DcmItem &dataset)
| update Image Pixel Module attributes in the given dataset.
const void * | getData (void *buffer, const unsigned long size, const unsigned long frame, int bits, const int planar, const int negative)
| get pixel data with specified format.
void | getDataUint8 (void *buffer, DiDisplayFunction *disp, const int samples, const unsigned long frame, const int bits, const Uint32 low, const Uint32 high)
| get pixel data with specified format for Uint8 input (helper function).
void | getDataSint8 (void *buffer, DiDisplayFunction *disp, const int samples, const unsigned long frame, const int bits, const Uint32 low, const Uint32 high)
| get pixel data with specified format for Sint8 input (helper function).
void | getDataUint16 (void *buffer, DiDisplayFunction *disp, const int samples, const unsigned long frame, const int bits, const Uint32 low, const Uint32 high)
| get pixel data with specified format for Uint16 input (helper function).
void | getDataSint16 (void *buffer, DiDisplayFunction *disp, const int samples, const unsigned long frame, const int bits, const Uint32 low, const Uint32 high)
| get pixel data with specified format for Sint16 input (helper function).
void | getDataUint32 (void *buffer, DiDisplayFunction *disp, const int samples, const unsigned long frame, const int bits, const Uint32 low, const Uint32 high)
| get pixel data with specified format for Uint32 input (helper function).
void | getDataSint32 (void *buffer, DiDisplayFunction *disp, const int samples, const unsigned long frame, const int bits, const Uint32 low, const Uint32 high)
| get pixel data with specified format for Sint32 input (helper function).
int | createLinODPresentationLut (const unsigned long count, const int bits)
| create a presentation look-up table converting the pixel data which is linear to Optical Density to DDLs of the softcopy device (used to display print images on screen).
Protected Member Functions inherited from DiImage
| DiImage (const DiDocument *docu, const EI_Status status)
| constructor
| DiImage (const DiImage *image, const unsigned long fstart, const unsigned long fcount)
| constructor, copy
| DiImage (const DiImage *image, const Uint16 width, const Uint16 height, const int aspect=0)
| constructor, scale/clip
| DiImage (const DiImage *image, const int degree=0)
| constructor, rotate
| DiImage (const DiImage *image, const unsigned long frame, const int stored, const int alloc)
| constructor, createMonoOutput
void | deleteInputData ()
| delete internally handled object for the input pixel data conversion
void | checkPixelExtension ()
| check and possibly correct values for pixel spacing, aspect ratio etc.
void | convertPixelData ()
| create input pixel data representation from DICOM dataset structures
int | detachPixelData ()
| detach pixel data.

## Protected Attributes
double | WindowCenter
| center of current VOI-window
double | WindowWidth
| width of current VOI-window
unsigned long | WindowCount
| number of stored VOI-windows
unsigned long | VoiLutCount
| number of stored VOU-LUTs
int | ValidWindow
| true, if current VOI-window is valid
OFString | VoiExplanation
| free text explanation of current VOI transformation
EF_VoiLutFunction | VoiLutFunction
| VOI LUT function (linear or sigmoid)
ES_PresentationLut | PresLutShape
| presentation LUT shape (identity, inverse or lin od)
unsigned int | MinDensity
| minimum density of a print-out (in hundreds of Optical Density)
unsigned int | MaxDensity
| maximum density of a print-out (ditto)
unsigned int | Reflection
| reflected ambient light (in candela per square meter)
unsigned int | Illumination
| illumination (ditto)
DiOverlay * | Overlays [2]
| points to associated overlay-objects ([0] = built-in, [1] = additional)
DiLookupTable * | VoiLutData
| points to associated VOI-LUT-object
DiLookupTable * | PresLutData
| points to associated presentation-LUT-object
DiMonoPixel * | InterData
| points to intermediate pixel data representation (object)
DiDisplayFunction * | DisplayFunction
| points to grayscale standard display function (only referenced!)
Protected Attributes inherited from DiImage
EI_Status | ImageStatus
| copy of status variable declared in class 'DicomImage'
const DiDocument * | Document
| points to special object, which encapsulates the dcmdata module
Uint32 | FirstFrame
| first frame to be processed
Uint32 | NumberOfFrames
| number of frames in case of multi-frame images (otherwise '1')
Uint32 | TotalNumberOfFrames
| total number of frames stored in the dataset
Uint32 | RepresentativeFrame
| number of representative frame, type 3 attribute (default '0')
double | FrameTime
| nominal time between individual frames (0 if absent)
Uint16 | Rows
| number of rows (in pixel)
Uint16 | Columns
| number of columns (in pixel)
double | PixelWidth
| width of each pixel according to 'PixelSpacing/AspectRatio'
double | PixelHeight
| height of each pixel according to 'PixelSpacing/AspectRatio'
Uint16 | BitsAllocated
| number of bits allocated for each pixel
Uint16 | BitsStored
| number of bits stored for each pixel (see 'BitsPerSample')
Uint16 | HighBit
| position of highest stored bit
int | BitsPerSample
| actual number of bits per sample (depth)
int | SamplesPerPixel
| number of samples per pixel (1, 3 or 4)
EP_Polarity | Polarity
| polarity (normal or reverse)
int | hasSignedRepresentation
| is 'true' if pixel data is signed
int | hasPixelSpacing
| is 'true' if attribute 'PixelSpacing' is present
int | hasImagerPixelSpacing
| is 'true' if attribute 'ImagerPixelSpacing' is present
int | hasNominalScannedPixelSpacing
| is 'true' if attribute 'hasNominalScannedPixelSpacing' is present
int | hasPixelAspectRatio
| is 'true' if attribute 'PixelAspectRatio' is present
int | isOriginal
| is 'false' if derived from original image data (e.g. scaled)
DiInputPixel * | InputData
| points to intermediate pixel representation (template object)
DcmFileCache | FileCache
| file cache object used for partial read
Uint32 | CurrentFragment
| current pixel item fragment (for encapsulated pixel data)

## Private Attributes
DiMonoOutputPixel * | OutputData
| points to current output data (object)
void * | OverlayData
| points to current overlay plane data (pixel array)

## Detailed Description

Base class for monochrome images.

## Constructor & Destructor Documentation

## ◆ DiMonoImage() [1/10]

DiMonoImage::DiMonoImage | ( | const DiDocument * | docu,
|  | const EI_Status | status )

constructor

Parameters

  docu | pointer to the DICOM document
  status | status of the image object

Referenced by DiMono1Image::DiMono1Image(), DiMono1Image::DiMono1Image(), DiMono1Image::DiMono1Image(), DiMono1Image::DiMono1Image(), DiMono2Image::DiMono2Image(), DiMono2Image::DiMono2Image(), DiMono2Image::DiMono2Image(), DiMono2Image::DiMono2Image(), DiMono2Image::DiMono2Image(), DiMonoImage(), DiMonoImage(), DiMonoImage(), DiMonoImage(), DiMonoImage(), and getMonoImagePtr().

## ◆ DiMonoImage() [2/10]

DiMonoImage::DiMonoImage | ( | const DiDocument * | docu,
|  | const EI_Status | status,
|  | const double | slope,
|  | const double | intercept )

constructor, rescale

Parameters

  docu | pointer to the DICOM document
  status | status of the image object
  slope | rescale slope
  intercept | rescale intercept

## ◆ DiMonoImage() [3/10]

DiMonoImage::DiMonoImage | ( | const DiDocument * | docu,
|  | const EI_Status | status,
|  | const DcmUnsignedShort & | data,
|  | const DcmUnsignedShort & | descriptor,
|  | const DcmLongString * | explanation )

constructor, modality LUT

Parameters

  docu | pointer to the DICOM document
  status | status of the image object
  data | element containing the modality LUT data
  descriptor | element containing the modality LUT descriptor
  explanation | element containing the modality LUT explanation (optional)

## ◆ DiMonoImage() [4/10]

DiMonoImage::DiMonoImage | ( | const DiDocument * | image,
|  | const EI_Status | status,
|  | const char | dummy )
| protected

constructor

Parameters

  image | pointer to dataset (encapsulated)
  status | current image status
  dummy | (necessary to be different from another constructor)

## ◆ DiMonoImage() [5/10]

DiMonoImage::DiMonoImage | ( | const DiMonoImage * | image,
|  | const unsigned long | fstart,
|  | const unsigned long | fcount )
| protected

constructor, copy

Parameters

  image | pointer to reference image
  fstart | first frame to be processed
  fcount | number of frames

References DiMonoImage().

## ◆ DiMonoImage() [6/10]

DiMonoImage::DiMonoImage | ( | const DiColorImage * | image,
|  | const double | red,
|  | const double | green,
|  | const double | blue )
| protected

constructor, convert color images to monochrome

Parameters

  image | pointer to reference image
  red | coefficient by which the red component is weighted
  green | coefficient by which the green component is weighted
  blue | coefficient by which the blue component is weighted

Returns
  pointer to new DiImage object (NULL if an error occurred)

## ◆ DiMonoImage() [7/10]

DiMonoImage::DiMonoImage | ( | const DiMonoImage * | image,
|  | const signed long | left_pos,
|  | const signed long | top_pos,
|  | const Uint16 | src_cols,
|  | const Uint16 | src_rows,
|  | const Uint16 | dest_cols,
|  | const Uint16 | dest_rows,
|  | const int | interpolate,
|  | const int | aspect,
|  | const Uint16 | pvalue )
| protected

constructor, scale/clip

Parameters

  image | pointer to reference image
  left_pos | x coordinate of top left corner of area to be scaled (referring to image origin, negative values create a border around the image)
  top_pos | y coordinate of top left corner of area to be scaled
  src_cols | width of area to be scaled
  src_rows | height of area to be scaled
  dest_cols | width of scaled image (in pixels)
  dest_rows | height of scaled image (in pixels)
  interpolate | specifies whether scaling algorithm should use interpolation (if necessary). default: no interpolation (0), preferred interpolation algorithm (if applicable): 1 = pbmplus algorithm, 2 = c't algorithm, 3 = bilinear magnification, 4 = bicubic magnification
  aspect | specifies whether pixel aspect ratio should be taken into consideration (if true, width OR height should be 0, i.e. this component will be calculated automatically)
  pvalue | P-value used for the border outside the image (0..65535)

References DiMonoImage().

## ◆ DiMonoImage() [8/10]

DiMonoImage::DiMonoImage | ( | const DiMonoImage * | image,
|  | const int | horz,
|  | const int | vert )
| protected

constructor, flip

Parameters

  image | pointer to reference image
  horz | flip horizontally if true
  vert | flip vertically if true

References DiMonoImage().

## ◆ DiMonoImage() [9/10]

DiMonoImage::DiMonoImage | ( | const DiMonoImage * | image,
|  | const int | degree )
| protected

constructor, rotate

Parameters

  image | pointer to reference image
  degree | angle by which the image shall be rotated

References DiMonoImage().

## ◆ DiMonoImage() [10/10]

DiMonoImage::DiMonoImage | ( | const DiMonoImage * | image,
|  | DiMonoOutputPixel * | pixel,
|  | const unsigned long | frame,
|  | const int | stored,
|  | const int | alloc )
| protected

constructor, createMonoOutput

Parameters

  image | pointer to reference image
  pixel | pointer to output pixel data used for the new image
  frame | number of frame stored in the new image object
  stored | number of bits stored
  alloc | number of bits allocated

References DiMonoImage().

## Member Function Documentation

## ◆ addOverlay()

int DiMonoImage::addOverlay | ( | const unsigned int | group,
|  | const signed int | left_pos,
|  | const signed int | top_pos,
|  | const unsigned int | columns,
|  | const unsigned int | rows,
|  | const DcmOverlayData & | data,
|  | const DcmLongString & | label,
|  | const DcmLongString & | description,
|  | const EM_Overlay | mode )

add specified plane to group of additional overlay planes.

replaces old overlay plane if group number already exists.

Parameters

  group | group number (0x60nn) of overlay plane
  left_pos | x coordinate of plane origin (referring to image origin)
  top_pos | y coordinate of plane origin
  columns | width of overlay plane (in pixels)
  rows | height of overlay plane (in pixels)
  data | overlay plane data (dcmdata element)
  label | overlay plane label
  description | overlay plane description
  mode | display mode (see 'diutils.h')

Returns
  false (0) if an error occurred, true otherwise (1 = added new plane, 2 = replaced existing plane)

## ◆ checkInterData()

int DiMonoImage::checkInterData | ( | const int | mode = 1 | ) |
| protected

check intermediate pixel representation for consistency

Parameters

  mode | check number of pixels stored in the dataset if true

Returns
  status, true if successful, false otherwise

## ◆ convertPValueToDDL()

int DiMonoImage::convertPValueToDDL | ( | const Uint16 | pvalue,
|  | Uint16 & | ddl,
|  | const int | bits )

convert P-value to DDL.

conversion uses display LUT if present, linear scaling otherwise.

Parameters

  pvalue | P-value to be converted (0..65535)
  ddl | reference to resulting DDL
  bits | number of bits for output

Returns
  true if successful (1 = display function transformation, 2 = linear scaling), false otherwise

## ◆ create6xxx3000OverlayData()

unsigned long DiMonoImage::create6xxx3000OverlayData | ( | Uint8 *& | buffer,
|  | const unsigned int | plane,
|  | unsigned int & | width,
|  | unsigned int & | height,
|  | unsigned long & | frames,
|  | const unsigned int | idx = 0 )

create bitmap for specified overlay plane and store it in (6xxx,3000) format.

(1 bit allocated and stored, foreground color is 1, background color is 0, data is 16 bit padded - even length) memory is not handled internally - must be deleted from calling program.

Parameters

  buffer | stores pointer to overlay data (memory is allocated internally)
  plane | number (0..15) or group number (0x60nn) of overlay plane
  width | returns width of overlay plane (in pixels)
  height | returns height of overlay plane (in pixels)
  frames | returns number of frames (multiple overlay frames possible!)
  idx | index of overlay group (0 = dataset, planes stored in the image dataset; 1 = additional, planes added by addOverlay()), default: 0

Returns
  number of bytes allocated for the 'buffer' if successful, 0 otherwise

## ◆ createAWTBitmap()

unsigned long DiMonoImage::createAWTBitmap | ( | void *& | data,
|  | const unsigned long | frame,
|  | const int | bits )
| virtual

create true color (32 bit) or palette (8 bit) bitmap for Java (AWT default format).

Memory is not handled internally - must be deleted from calling program.

Parameters

  data | resulting pointer to bitmap data (set to NULL if an error occurred)
  frame | index of frame to be converted (starting from 0)
  bits | number of bits per pixel used for the output bitmap (8 or 32)

Returns
  number of bytes allocated by the bitmap, or 0 if an error occurred

Implements DiImage.

## ◆ createDIB()

unsigned long DiMonoImage::createDIB | ( | void *& | data,
|  | const unsigned long | size,
|  | const unsigned long | frame,
|  | const int | bits,
|  | const int | upsideDown,
|  | const int | padding = 1 )
| virtual

create true color (24/32 bit) or palette (8 bit) bitmap for MS Windows.

memory is not handled internally - must be deleted from calling program.

Parameters

  data | untyped pointer memory buffer (set to NULL if not allocated externally)
  size | size of the memory buffer in bytes (if 0 'data' is set to NULL)
  frame | index of frame to be converted (starting from 0)
  bits | number of bits per pixel used for the output bitmap (8, 24 or 32)
  upsideDown | specifies the order of lines in the images (0 = top-down, bottom-up otherwise)
  padding | align each line to a 32-bit address if true (default)

Returns
  number of bytes allocated by the bitmap, or 0 if an error occurred

Implements DiImage.

## ◆ createLinODPresentationLut()

int DiMonoImage::createLinODPresentationLut | ( | const unsigned long | count,
|  | const int | bits )
| protected

create a presentation look-up table converting the pixel data which is linear to Optical Density to DDLs of the softcopy device (used to display print images on screen).

Parameters

  count | number of LUT entries
  bits | number of bits per entry

Returns
  true if successful, false otherwise

## ◆ createOutputImage()

DiImage * DiMonoImage::createOutputImage | ( | const unsigned long | frame,
|  | const int | bits )

create new single frame DiImage with applied grayscale transformations.

The method getOutputData() is used internally for the new bitmap.

Parameters

  frame | index of frame to be converted
  bits | number of bits per pixel used for the output bitmap

Returns
  pointer to new DiImage object (NULL if an error occurred)

References DiImage::DiImage().

## ◆ createPackedBitmap()

static void * DiMonoImage::createPackedBitmap | ( | const void * | buffer,
|  | const unsigned long | size,
|  | const unsigned long | count,
|  | const int | alloc,
|  | const int | stored )
| static

create packed bitmap (e.g.

12/16 bit -> 12/12 bit for DICOM printers). Memory is not handled internally - must be deleted from calling program.

Parameters

  buffer | pointer to input memory buffer
  size | size of memory buffer (will be checked whether it is sufficient)
  count | number of entries (pixels) in input buffer
  alloc | number of bits allocated for the pixels stored in the buffer (e.g. 16)
  stored | number of bits stored for the pixels stored in the buffer (e.g. 12)

Returns
  pointer to memory buffer containing the packed output bitmap data (NULL if an error occurred)

Referenced by DicomImage::create12BitPackedBitmap().

## ◆ deleteDisplayLUT()

int DiMonoImage::deleteDisplayLUT | ( | const int | bits | ) |
| inline

delete specified display LUT(s)

Parameters

  bits | parameter of LUT to be deleted (0 = all)

Returns
  true if successful, false otherwise

References DisplayFunction.

## ◆ deleteOverlayData()

void DiMonoImage::deleteOverlayData | ( |  | ) |

delete buffer for overlay plane data.

Save memory if data is no longer needed.

## ◆ flip()

int DiMonoImage::flip | ( | const int | horz,
|  | const int | vert )
| virtual

flip current image (horizontally and/or vertically)

Parameters

  horz | flip horizontally if true
  vert | flip vertically if true

Returns
  true if successful (1 = flipped at least direction, 2 = not flipped, because of image resolution - width and/or height equal to 1), false otherwise

Implements DiImage.

## ◆ getBits()

virtual int DiMonoImage::getBits | ( | const int | bits = 0 | ) | const
| inlinevirtual

get number of bits per sample.

If the optional parameter is specified the value will be checked and in any case a valid value will be returned.

Parameters

  bits | value to be returned (if less than 1 or greater than the maximum (32) the default value will be used which is equal to the bits per sample value stored in the DICOM dataset)

Returns
  status, true if successful, false otherwise

Reimplemented from DiImage.

References DiImage::BitsPerSample.

## ◆ getData()

const void * DiMonoImage::getData | ( | void * | buffer,
|  | const unsigned long | size,
|  | const unsigned long | frame,
|  | int | bits,
|  | const int | planar,
|  | const int | negative )
| protected

get pixel data with specified format.

(memory is handled externally)

Parameters

  buffer | untyped pointer to the externally allocated memory buffer
  size | size of the memory buffer in bytes (will be checked)
  frame | number of frame to be rendered
  bits | number of bits for the output pixel data (depth)
  planar | flag, only useful for multi-planar images (color)
  negative | invert pixel data if true

Returns
  untyped pointer to the pixel data if successful, NULL otherwise

## ◆ getDataSint16()

void DiMonoImage::getDataSint16 | ( | void * | buffer,
|  | DiDisplayFunction * | disp,
|  | const int | samples,
|  | const unsigned long | frame,
|  | const int | bits,
|  | const Uint32 | low,
|  | const Uint32 | high )
| protected

get pixel data with specified format for Sint16 input (helper function).

(memory is handled externally)

Parameters

  buffer | untyped pointer to the externally allocated memory buffer
  disp | pointer to current display function object
  samples | number of samples per pixel
  frame | number of frame to be rendered
  bits | number of bits for the output pixel data (depth)
  low | output pixel value to which 0 is mapped (min)
  high | output pixel value to which 2^bits-1 is mapped (max)

## ◆ getDataSint32()

void DiMonoImage::getDataSint32 | ( | void * | buffer,
|  | DiDisplayFunction * | disp,
|  | const int | samples,
|  | const unsigned long | frame,
|  | const int | bits,
|  | const Uint32 | low,
|  | const Uint32 | high )
| protected

get pixel data with specified format for Sint32 input (helper function).

(memory is handled externally)

Parameters

  buffer | untyped pointer to the externally allocated memory buffer
  disp | pointer to current display function object
  samples | number of samples per pixel
  frame | number of frame to be rendered
  bits | number of bits for the output pixel data (depth)
  low | output pixel value to which 0 is mapped (min)
  high | output pixel value to which 2^bits-1 is mapped (max)

## ◆ getDataSint8()

void DiMonoImage::getDataSint8 | ( | void * | buffer,
|  | DiDisplayFunction * | disp,
|  | const int | samples,
|  | const unsigned long | frame,
|  | const int | bits,
|  | const Uint32 | low,
|  | const Uint32 | high )
| protected

get pixel data with specified format for Sint8 input (helper function).

(memory is handled externally)

Parameters

  buffer | untyped pointer to the externally allocated memory buffer
  disp | pointer to current display function object
  samples | number of samples per pixel
  frame | number of frame to be rendered
  bits | number of bits for the output pixel data (depth)
  low | output pixel value to which 0 is mapped (min)
  high | output pixel value to which 2^bits-1 is mapped (max)

## ◆ getDataUint16()

void DiMonoImage::getDataUint16 | ( | void * | buffer,
|  | DiDisplayFunction * | disp,
|  | const int | samples,
|  | const unsigned long | frame,
|  | const int | bits,
|  | const Uint32 | low,
|  | const Uint32 | high )
| protected

get pixel data with specified format for Uint16 input (helper function).

(memory is handled externally)

Parameters

  buffer | untyped pointer to the externally allocated memory buffer
  disp | pointer to current display function object
  samples | number of samples per pixel
  frame | number of frame to be rendered
  bits | number of bits for the output pixel data (depth)
  low | output pixel value to which 0 is mapped (min)
  high | output pixel value to which 2^bits-1 is mapped (max)

## ◆ getDataUint32()

void DiMonoImage::getDataUint32 | ( | void * | buffer,
|  | DiDisplayFunction * | disp,
|  | const int | samples,
|  | const unsigned long | frame,
|  | const int | bits,
|  | const Uint32 | low,
|  | const Uint32 | high )
| protected

get pixel data with specified format for Uint32 input (helper function).

(memory is handled externally)

Parameters

  buffer | untyped pointer to the externally allocated memory buffer
  disp | pointer to current display function object
  samples | number of samples per pixel
  frame | number of frame to be rendered
  bits | number of bits for the output pixel data (depth)
  low | output pixel value to which 0 is mapped (min)
  high | output pixel value to which 2^bits-1 is mapped (max)

## ◆ getDataUint8()

void DiMonoImage::getDataUint8 | ( | void * | buffer,
|  | DiDisplayFunction * | disp,
|  | const int | samples,
|  | const unsigned long | frame,
|  | const int | bits,
|  | const Uint32 | low,
|  | const Uint32 | high )
| protected

get pixel data with specified format for Uint8 input (helper function).

(memory is handled externally)

Parameters

  buffer | untyped pointer to the externally allocated memory buffer
  disp | pointer to current display function object
  samples | number of samples per pixel
  frame | number of frame to be rendered
  bits | number of bits for the output pixel data (depth)
  low | output pixel value to which 0 is mapped (min)
  high | output pixel value to which 2^bits-1 is mapped (max)

## ◆ getDisplayFunction()

DiDisplayFunction * DiMonoImage::getDisplayFunction | ( |  | ) | const
| inline

get display function

Returns
  pointer to current display function, NULL if absent

References DisplayFunction.

## ◆ getFullOverlayData()

const void * DiMonoImage::getFullOverlayData | ( | const unsigned long | frame,
|  | const unsigned int | plane,
|  | unsigned int & | width,
|  | unsigned int & | height,
|  | const unsigned int | idx,
|  | const int | bits = 8,
|  | const Uint16 | fore = 0xff,
|  | const Uint16 | back = 0x0 )

create bitmap for specified overlay plane.

(up to 16 bits per pixel with two values: fore and back)

Parameters

  frame | index of frame used for output
  plane | number (0..15) or group number (0x60nn) of overlay plane
  width | returns width of overlay plane (in pixels)
  height | returns height of overlay plane (in pixels)
  idx | index of overlay group (0 = dataset, 1 = additional, 2 = '1' plane hides '0' plane)
  bits | number of bits (stored) in the resulting array, default: 8
  fore | foreground color to be set in bitmap, default: 255
  back | background color to be set in bitmap (transparent), default: 0

Returns
  pointer to overlay plane data (internal memory buffer)

## ◆ getInterData()

const DiPixel * DiMonoImage::getInterData | ( |  | ) | const
| inlinevirtual

get pointer to intermediate pixel data representation

Returns
  pointer to intermediate pixel data

Implements DiImage.

References InterData.

## ◆ getMinMaxValues()

int DiMonoImage::getMinMaxValues | ( | double & | min,
|  | double & | max,
|  | const int | mode ) const

get minimum and maximum pixel values.

the resulting pixel values are stored in 'double' variables to avoid problems with different number ranges, limited to monochrome images

Parameters

  min | minimum pixel value (reference parameter)
  max | maximum pixel value (reference parameter)
  mode | 0 = min/max 'used' pixel values, 1 = min/max 'possible' pixel values (absolute min/max)

Returns
  status code (true if successful)

## ◆ getModalityLutExplanation()

const char * DiMonoImage::getModalityLutExplanation | ( |  | ) | const
| inline

get description of performed modality LUT transformation

Returns
  pointer to description text (NULL if absent)

References InterData.

## ◆ getMonoImagePtr()

DiMonoImage * DiMonoImage::getMonoImagePtr | ( |  | ) |
| inlinevirtual

get pointer to current monochrome image (this)

Returns
  pointer to this object

Reimplemented from DiImage.

References DiMonoImage().

## ◆ getMonoInterData()

const DiMonoPixel * DiMonoImage::getMonoInterData | ( |  | ) | const
| inline

get pointer to intermediate pixel data representation

Returns
  pointer to intermediate pixel data

References InterData.

## ◆ getOutputData() [1/2]

virtual const void * DiMonoImage::getOutputData | ( | const unsigned long | frame,
|  | const int | bits,
|  | const int | planar = 0 )
| pure virtual

get pixel data with specified format.

(memory is handled internally)

Parameters

  frame | number of frame to be rendered
  bits | number of bits for the output pixel data (depth)
  planar | flag, only useful for multi-planar images (color)

Returns
  untyped pointer to the pixel data if successful, NULL otherwise

Implements DiImage.

Implemented in DiMono1Image, and DiMono2Image.

## ◆ getOutputData() [2/2]

virtual int DiMonoImage::getOutputData | ( | void * | buffer,
|  | const unsigned long | size,
|  | const unsigned long | frame,
|  | const int | bits,
|  | const int | planar = 0 )
| pure virtual

get pixel data with specified format.

(memory is handled externally)

Parameters

  buffer | untyped pointer to the externally allocated memory buffer
  size | size of the memory buffer in bytes (will be checked)
  frame | number of frame to be rendered
  bits | number of bits for the output pixel data (depth)
  planar | flag, only useful for multi-planar images (color)

Returns
  status, true if successful, false otherwise

Implements DiImage.

Implemented in DiMono1Image, and DiMono2Image.

## ◆ getOutputDataSize()

virtual unsigned long DiMonoImage::getOutputDataSize | ( | const int | bits = 0 | ) | const
| virtual

get number of bytes required for the rendered output of a single frame

Parameters

  bits | number of bits for the output pixel data (depth)

Returns
  number of bytes if successful, 0 otherwise

Implements DiImage.

## ◆ getOutputPlane()

const void * DiMonoImage::getOutputPlane | ( | const int | dummy | ) | const
| virtual

get pixel data of specified plane.

(memory is handled internally)

Parameters

  dummy | (not used)

Returns
  untyped pointer to the pixel data if successful, NULL otherwise

Implements DiImage.

## ◆ getOverlayData()

const void * DiMonoImage::getOverlayData | ( | const unsigned long | frame,
|  | const unsigned int | plane,
|  | unsigned int & | left_pos,
|  | unsigned int & | top_pos,
|  | unsigned int & | width,
|  | unsigned int & | height,
|  | EM_Overlay & | mode,
|  | const unsigned int | idx,
|  | const int | bits = 8,
|  | const Uint16 | fore = 0xff,
|  | const Uint16 | back = 0x0 )

create bitmap for specified overlay plane.

(up to 16 bits per pixel with two values: fore and back)

Parameters

  frame | index of frame used for output
  plane | number (0..15) or group number (0x60nn) of overlay plane
  left_pos | returns x coordinate of plane's origin
  top_pos | returns y coordinate of plane's origin
  width | returns width of overlay plane (in pixels)
  height | returns height of overlay plane (in pixels)
  mode | return display mode (see 'diutils.h')
  idx | index of overlay group (0 = dataset, 1 = additional, 2 = '1' plane hides '0' plane)
  bits | number of bits (stored) in the resulting array, default: 8
  fore | foreground color to be set in bitmap, default: 255
  back | background color to be set in bitmap (transparent), default: 0

Returns
  pointer to overlay plane data (internal memory buffer)

## ◆ getOverlayPtr()

DiOverlay * DiMonoImage::getOverlayPtr | ( | const unsigned int | idx | ) |
| inlinevirtual

get pointer to specified overlay managing object

Parameters

  idx | index of overlay group (0 = dataset, 1 = additional)

Returns
  pointer to overlay managing object (NULL if absent or invalid)

Reimplemented from DiImage.

References Overlays.

## ◆ getPresentationLutExplanation()

const char * DiMonoImage::getPresentationLutExplanation | ( |  | ) | const
| inline

get description of active presentation LUT

Returns
  pointer to description text (NULL if absent)

References PresLutData.

## ◆ getPresentationLutShape()

ES_PresentationLut DiMonoImage::getPresentationLutShape | ( |  | ) | const

get shape for presentation transformation.

possible values are: ESP_Default, ESP_Identity, ESP_Inverse, ESP_LinOD If a presentation LUT is currently active ESP_Default is always returned.

Returns
  currently active presentation LUT shape

## ◆ getVoiLutCount()

unsigned long DiMonoImage::getVoiLutCount | ( |  | ) | const
| inline

get number of VOI LUTs (stored in image file)

Returns
  number of VOI LUTs

References VoiLutCount.

## ◆ getVoiLutExplanation()

const char * DiMonoImage::getVoiLutExplanation | ( | const unsigned long | pos,
|  | OFString & | explanation ) const

get description of specified VOI LUT (stored in the image file)

Parameters

  pos | index of the stored VOI LUT (0..n-1)
  explanation | variable in which the result text is stored

Returns
  pointer to description text (NULL if absent or index invalid)

## ◆ getVoiLutFunction()

EF_VoiLutFunction DiMonoImage::getVoiLutFunction | ( |  | ) | const

get VOI LUT function.

possible values are: EFV_Default, EFV_Linear, EFV_Sigmoid.

Returns
  currently active VOI LUT function

## ◆ getVoiTransformationExplanation()

const char * DiMonoImage::getVoiTransformationExplanation | ( |  | ) | const
| inline

get description of active VOI transformation

Returns
  pointer to description text (NULL if absent)

References VoiExplanation.

## ◆ getVoiWindowExplanation()

const char * DiMonoImage::getVoiWindowExplanation | ( | const unsigned long | pos,
|  | OFString & | explanation ) const

get description of specified VOI window (stored in the image file)

Parameters

  pos | index of the stored VOI window (0..n-1)
  explanation | variable in which the result text is stored

Returns
  pointer to description text (NULL if absent or index invalid)

## ◆ getWindow()

int DiMonoImage::getWindow | ( | double & | center,
|  | double & | width )

get current window center and width values

Parameters

  center | return current window center value
  width | return current window width value

Returns
  true if successful, false otherwise

## ◆ getWindowCount()

unsigned long DiMonoImage::getWindowCount | ( |  | ) | const
| inline

get number of VOI windows (stored in image file)

Returns
  number of VOI windows

References WindowCount.

## ◆ Init()

void DiMonoImage::Init | ( | DiMonoModality * | modality,
|  | const OFBool | reuse = OFFalse )
| protected

initialize internal data structures and member variables

Parameters

  modality | pointer to object handling the modality transform
  reuse | reuse particular information determined in a previous call

## ◆ InitSint16()

void DiMonoImage::InitSint16 | ( | DiMonoModality * | modality | ) |
| protected

initialize internal data structures (for Sint16)

Parameters

  modality | pointer to object handling the modality transform

## ◆ InitSint32()

void DiMonoImage::InitSint32 | ( | DiMonoModality * | modality | ) |
| protected

initialize internal data structures (for Sint32)

Parameters

  modality | pointer to object handling the modality transform

## ◆ InitSint8()

void DiMonoImage::InitSint8 | ( | DiMonoModality * | modality | ) |
| protected

initialize internal data structures (for Sint8)

Parameters

  modality | pointer to object handling the modality transform

## ◆ InitUint16()

void DiMonoImage::InitUint16 | ( | DiMonoModality * | modality | ) |
| protected

initialize internal data structures (for Uint16)

Parameters

  modality | pointer to object handling the modality transform

## ◆ InitUint32()

void DiMonoImage::InitUint32 | ( | DiMonoModality * | modality | ) |
| protected

initialize internal data structures (for Uint32)

Parameters

  modality | pointer to object handling the modality transform

## ◆ InitUint8()

void DiMonoImage::InitUint8 | ( | DiMonoModality * | modality | ) |
| protected

initialize internal data structures (for Uint8)

Parameters

  modality | pointer to object handling the modality transform

## ◆ isValueUnused()

int DiMonoImage::isValueUnused | ( | const unsigned long | value | ) |
| inline

check whether given output value is unused

Parameters

  value | output value to be checked

Returns
  status, true if unused (1 = within output range, 2 = out of range), false otherwise

References OutputData.

## ◆ processNextFrames()

virtual int DiMonoImage::processNextFrames | ( | const unsigned long | fcount | ) |
| virtual

process next couple of frames

Parameters

  fcount | number of frames to be processed (0 = same number as before)

Returns
  status, true if successful, false otherwise

Reimplemented from DiImage.

## ◆ removeAllOverlays()

int DiMonoImage::removeAllOverlays | ( |  | ) |

remove all additional overlay planes

Returns
  false (0) if an error occurred, true otherwise

## ◆ rotate()

int DiMonoImage::rotate | ( | const int | degree | ) |
| virtual

rotate current image (by steps of 90 degrees)

Parameters

  degree | angle by which the image shall be rotated (-360, -270, -180, -90, 0, 90, 180, 270, 360)

Returns
  true if successful (1 = rotated by at least 90 degrees, 2 = not rotated, because of image resolution or angle), false otherwise

Reimplemented from DiImage.

## ◆ setDisplayFunction()

int DiMonoImage::setDisplayFunction | ( | DiDisplayFunction * | display | ) |

set display function

Parameters

  display | object describing the output device characteristic (only referenced!)

Returns
  true if successful, false otherwise

## ◆ setHardcopyParameters()

int DiMonoImage::setHardcopyParameters | ( | const unsigned int | min,
|  | const unsigned int | max,
|  | const unsigned int | reflect,
|  | const unsigned int | illumin )

set hardcopy parameters.

(used to display LinOD images)

Parameters

  min | minimum density of the print-out (in hundreds of Optical Density, e.g. 150 means 1.5 OD)
  max | maximum density of the print-out (ditto)
  reflect | reflected ambient light (in candela per square meter - cd/m^2)
  illumin | illumination (ditto)

Returns
  true if successful (1 = at least one of the parameters has changed, 2 = no parameter has changed) false otherwise

## ◆ setHistogramWindow()

int DiMonoImage::setHistogramWindow | ( | const double | thresh | ) |

set automatically calculated histogram window.

possibly active VOI LUT is implicitly disabled.

Parameters

  thresh | threshold value specifying percentage of histogram border which shall be ignored

Returns
  true if successful, false otherwise

## ◆ setInversePresentationLut()

int DiMonoImage::setInversePresentationLut | ( | const DcmUnsignedShort & | data,
|  | const DcmUnsignedShort & | descriptor,
|  | const EL_BitsPerTableEntry | descripMode = ELM_UseValue )

set inverse LUT for presentation transformation.

this LUT transform is e.g. used for DICOM print (12->8, 8->12 bit) possibly active presentation LUT will not be considered !

Parameters

  data | contains LUT data
  descriptor | describes LUT structure
  descripMode | mode specifying the use of the bits per table entry value

Returns
  true if successful, false otherwise

References ELM_UseValue.

## ◆ setMinMaxWindow()

int DiMonoImage::setMinMaxWindow | ( | const int | idx = 1 | ) |

set automatically calculated minimum/maximum window.

possibly active VOI LUT is implicitly disabled.

Parameters

  idx | ignore global min/max values if false (0)

Returns
  true if successful (1 = window has changed, 2 = new window is the same as previous one), false otherwise

## ◆ setNoDisplayFunction()

int DiMonoImage::setNoDisplayFunction | ( |  | ) |

set no display function.

disables display function transformation, object is not deleted!

Returns
  true if successful (1 = disabled current function, 2 = there was no function to disable) false otherwise

## ◆ setNoVoiTransformation()

int DiMonoImage::setNoVoiTransformation | ( |  | ) |

unset all VOI transformations (windows and LUTs).

only applicable for monochrome images

Returns
  true if successful (1 = previous window/LUT has been valid, 2 = otherwise), false otherwise (image is invalid or not monochrome)

## ◆ setPresentationLut()

int DiMonoImage::setPresentationLut | ( | const DcmUnsignedShort & | data,
|  | const DcmUnsignedShort & | descriptor,
|  | const DcmLongString * | explanation = NULL,
|  | const EL_BitsPerTableEntry | descripMode = ELM_UseValue )

set LUT for presentation transformation.

possibly active presentation LUT is implicitly disabled.

Parameters

  data | contains LUT data
  descriptor | describes LUT structure
  explanation | free form description of presentation LUT (optional)
  descripMode | mode specifying the use of the bits per table entry value

Returns
  true if successful, false otherwise

References ELM_UseValue.

## ◆ setPresentationLutShape()

int DiMonoImage::setPresentationLutShape | ( | const ES_PresentationLut | shape | ) |

set shape for presentation transformation.

possibly active presentation LUT is implicitly disabled.

Parameters

  shape | presentation LUT shape (default, identity or inverse). 'default' means that the output data is always created with 0 for black and maxvalue for white (i.e. monochrome2 data is created for output).

Returns
  true if successful (1 = shape has changed, 2 = shape has not changed) false otherwise

## ◆ setRoiWindow()

int DiMonoImage::setRoiWindow | ( | const unsigned long | left_pos,
|  | const unsigned long | top_pos,
|  | const unsigned long | width,
|  | const unsigned long | height,
|  | const unsigned long | frame )

set automatically calculated VOI window for the specified Region of Interest (ROI).

The ROI is specified by means of a rectangle (left_pos, top_pos, width, height). Possibly active VOI LUT is implicitly disabled.

Parameters

  left_pos | x-coordinate of the top left-hand corner of the ROI (starting from 0)
  top_pos | y-coordinate of the top left-hand corner of the ROI (starting from 0)
  width | width in pixels of the rectangular ROI (minimum: 1)
  height | height in pixels of the rectangular ROI (minimum: 1)
  frame | index of the frame to be used for the calculation

Returns
  true if successful (1 = window has changed, 2 = new window is the same as previous one), false otherwise

## ◆ setVoiLut() [1/2]

int DiMonoImage::setVoiLut | ( | const DcmUnsignedShort & | data,
|  | const DcmUnsignedShort & | descriptor,
|  | const DcmLongString * | explanation,
|  | const EL_BitsPerTableEntry | descripMode = ELM_UseValue )

set VOI LUT (given by dcmdata elements).

possibly active window/center is implicitly disabled.

Parameters

  data | contains LUT data
  descriptor | describes LUT structure
  explanation | free form description of VOI LUT (optional)
  descripMode | mode specifying the use of the bits per table entry value

Returns
  true if successful, false otherwise

References ELM_UseValue.

## ◆ setVoiLut() [2/2]

int DiMonoImage::setVoiLut | ( | const unsigned long | pos,
|  | const EL_BitsPerTableEntry | descripMode = ELM_UseValue )

set VOI LUT (given by index to VOI LUT sequence stored in image file).

possibly active window/center is implicitly disabled.

Parameters

  pos | index to VOI LUT sequence
  descripMode | mode specifying the use of the bits per table entry value

Returns
  true if successful, false otherwise

References ELM_UseValue.

## ◆ setVoiLutFunction()

int DiMonoImage::setVoiLutFunction | ( | const EF_VoiLutFunction | function | ) |

set VOI LUT function

Parameters

  function | type of VOI LUT function (default, linear or sigmoid). 'default' basically means the same as 'linear'.

Returns
  true if successful (1 = function has changed, 2 = function has not changed) false otherwise

## ◆ setWindow() [1/2]

int DiMonoImage::setWindow | ( | const double | center,
|  | const double | width,
|  | const char * | explanation = NULL )

set specified window (given by window width and center).

possibly active VOI LUT is implicitly disabled.

Parameters

  center | center of specified window
  width | width of specified window
  explanation | window explanation (optional)

Returns
  true if successful (1 = window has changed, 2 = new window is the same as previous one), false otherwise

## ◆ setWindow() [2/2]

int DiMonoImage::setWindow | ( | const unsigned long | pos = 0 | ) |

set specified window (given by index to window width/center sequence stored in image file).

possibly active VOI LUT is implicitly disabled.

Parameters

  pos | index to window width/center sequence

Returns
  true if successful, false otherwise

## ◆ updateImagePixelModuleAttributes()

virtual void DiMonoImage::updateImagePixelModuleAttributes | ( | DcmItem & | dataset | ) |
| protectedvirtual

update Image Pixel Module attributes in the given dataset.

Removes possibly existing embedded overlay planes and replaces any present modality transformation by a linear rescale/slope. Used in writeXXXToDataset() routines.

Parameters

  dataset | reference to DICOM image dataset

Reimplemented from DiImage.

## ◆ writeBMP()

int DiMonoImage::writeBMP | ( | FILE * | stream,
|  | const unsigned long | frame,
|  | const int | bits )
| virtual

write pixel data to BMP file

Parameters

  stream | open C output stream
  frame | index of frame used for output (default: first frame = 0)
  bits | number of bits used for output of pixel data (8, 24 or 32, default (0) = 8)

Returns
  true if successful, false otherwise

Reimplemented from DiImage.

## ◆ writeImageToDataset()

int DiMonoImage::writeImageToDataset | ( | DcmItem & | dataset,
|  | const int | mode,
|  | const int | planar )
| virtual

write current image and related attributes to DICOM dataset.

Parameters

  dataset | reference to DICOM dataset where the image attributes are stored
  mode | 0 = determine value of BitsStored from 'used' pixel values, 1 = determine value of BitsStored from 'possible' pixel values
  planar | dummy parameter (only used for color images)

Returns
  true if successful, false otherwise

Implements DiImage.

## ◆ writePPM() [1/2]

int DiMonoImage::writePPM | ( | FILE * | stream,
|  | const unsigned long | frame,
|  | const int | bits )
| virtual

write pixel data to PPM file.

pixel data is written in ASCII format.

Parameters

  stream | open C output stream
  frame | index of frame used for output
  bits | number of bits used for output of pixel data

Returns
  true if successful, false otherwise

Implements DiImage.

## ◆ writePPM() [2/2]

int DiMonoImage::writePPM | ( | STD_NAMESPACE ostream & | stream,
|  | const unsigned long | frame,
|  | const int | bits )
| virtual

write pixel data to PPM file.

pixel data is written in ASCII format.

Parameters

  stream | open C++ output stream
  frame | index of frame used for output
  bits | number of bits used for output of pixel data

Returns
  true if successful, false otherwise

Implements DiImage.

## ◆ writeRawPPM()

int DiMonoImage::writeRawPPM | ( | FILE * | stream,
|  | const unsigned long | frame,
|  | const int | bits )
| virtual

write pixel data to raw PPM file

Parameters

  stream | open C output stream
  frame | index of frame used for output
  bits | number of bits used for output of pixel data

Returns
  true if successful, false otherwise

Implements DiImage.

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

- dcmimgle/include/dcmtk/dcmimgle/dimoimg.h

Generated on Sat Mar 1 2025 for DCMTK Version 3.6.9 by Doxygen 1.13.2