/usr/include/dcmtk/dcmimgle/diciefn.h is in libdcmtk-dev 3.6.1~20150924-5.
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*
* Copyright (C) 1998-2014, OFFIS e.V.
* All rights reserved. See COPYRIGHT file for details.
*
* This software and supporting documentation were developed by
*
* OFFIS e.V.
* R&D Division Health
* Escherweg 2
* D-26121 Oldenburg, Germany
*
*
* Module: dcmimgle
*
* Author: Joerg Riesmeier
*
* Purpose: DicomCIELABFunction (Header)
*
*/
#ifndef DICIEFN_H
#define DICIEFN_H
#include "dcmtk/config/osconfig.h"
#include "dcmtk/dcmimgle/didispfn.h"
#include "dcmtk/dcmimgle/dicielut.h"
/*---------------------*
* class declaration *
*---------------------*/
/** Class to manage CIELAB LUTs (for calibration)
*/
class DCMTK_DCMIMGLE_EXPORT DiCIELABFunction
: public DiDisplayFunction
{
public:
/** constructor, read device characteristics file.
* Keywords: "max" for maximum DDL (Digital Driving Level, required at first position)
* "amb" for ambient light and "lum" for illumination (both optional)
* "ord" for the order of the polynomial curve fitting algorithm used to interpolate
* the given base points (0 or absent = use cubic spline interpolation)
*
** @param filename name of the characteristics file (luminance/OD for each DDL)
* @param deviceType type of the output device (default: monitor)
* @param ord order of the polynomial curve fitting algorithm used to interpolate
* the given base points (-1 = use file setting, 0 = cubic spline)
*/
DiCIELABFunction(const char *filename,
const E_DeviceType deviceType = EDT_Monitor,
const signed int ord = -1);
/** constructor, use given array of luminance/OD values. UNTESTED
* Values must be sorted and complete (i.e. there must be an entry for each DDL)
* The given arrays are copied internally.
*
** @param val_tab pointer to array with luminance/OD values
* @param count number of array elements (should be equal to 'max + 1')
* @param max maximum DDL (digital driving level)
* @param deviceType type of the output device (default: monitor)
* @param ord order of the polynomial curve fitting algorithm used to interpolate
* the given base points (0 or negative = use cubic spline interpolation)
*/
DiCIELABFunction(const double *val_tab,
const unsigned long count,
const Uint16 max = 255,
const E_DeviceType deviceType = EDT_Monitor,
const signed int ord = 0);
/** constructor, use given array of DDL and luminance values. UNTESTED
* Values will be automatically sorted and missing values will be interpolated.
* The given arrays are copied internally.
*
** @param ddl_tab pointer to array with DDL values (must be with the interval 0..max)
* @param val_tab pointer to array with luminance/OD values
* @param count number of array elements (2..65536)
* @param max maximum DDL (digital driving level)
* @param deviceType type of the output device (default: monitor)
* @param ord order of the polynomial curve fitting algorithm used to interpolate
* the given base points (0 or negative = use cubic spline interpolation)
*/
DiCIELABFunction(const Uint16 *ddl_tab,
const double *val_tab,
const unsigned long count,
const Uint16 max = 255,
const E_DeviceType deviceType = EDT_Monitor,
const signed int ord = 0);
/** constructor, compute luminance/OD values automatically within the specified range.
*
** @param val_min minimum luminance/OD value
* @param val_max maximum luminance/OD value
* @param count number of DDLs (digital driving level, 1..65536))
* @param deviceType type of the output device (default: monitor)
* @param ord order of the polynomial curve fitting algorithm used to interpolate
* the given base points (0 or negative = use cubic spline interpolation)
*/
DiCIELABFunction(const double val_min,
const double val_max,
const unsigned long count = 256,
const E_DeviceType deviceType = EDT_Monitor,
const signed int ord = 0);
/** destructor
*/
virtual ~DiCIELABFunction();
/** write curve data to a text file
*
** @param filename name of the text file to which the data should be written
* @param mode write CC and PSC to file if OFTrue
*
** @return status, true if successful, false otherwise
*/
int writeCurveData(const char *filename,
const OFBool mode = OFTrue);
protected:
/** create CIELAB LUT with specified number of entries
*
** @param count number of LUT entries
*
** @return pointer to created LUT if successful, NULL otherwise
*/
DiDisplayLUT *getDisplayLUT(unsigned long count);
private:
// --- declarations to avoid compiler warnings
DiCIELABFunction(const DiDisplayFunction &);
DiCIELABFunction &operator=(const DiDisplayFunction &);
};
#endif
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