dcmimgle/include/dcmtk/dcmimgle/diinpx.h

/*
 *
 *  Copyright (C) 1996-2010, 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: DicomInputPixel (Header)
 *
 *  Last Update:      $Author: joergr $
 *  Update Date:      $Date: 2010-10-14 13:16:26 $
 *  CVS/RCS Revision: $Revision: 1.20 $
 *  Status:           $State: Exp $
 *
 *   CVS/RCS Log at end of file
 *
 */


#ifndef DIINPX_H
#define DIINPX_H

#include "dcmtk/config/osconfig.h"

#include "dcmtk/dcmimgle/diutils.h"


/*---------------------*
 *  class declaration  *
 *---------------------*/

class DiInputPixel
{

 public:

    DiInputPixel(const unsigned int bits,
                 const unsigned long first,
                 const unsigned long number,
                 const unsigned long fsize);

    virtual ~DiInputPixel();

    virtual int determineMinMax() = 0;

    virtual EP_Representation getRepresentation() const = 0;

    virtual const void *getData() const = 0;

    virtual void *getDataPtr() = 0;

    virtual void removeDataReference() = 0;

    virtual double getMinValue(const int idx) const = 0;

    virtual double getMaxValue(const int idx) const = 0;

    inline unsigned int getBits() const
    {
        return Bits;
    }

    inline double getAbsMinimum() const
    {
        return AbsMinimum;
    }

    inline double getAbsMaximum() const
    {
        return AbsMaximum;
    }

    inline double getAbsMaxRange() const
    {
        return AbsMaximum - AbsMinimum + 1;
    }

    inline unsigned long getCount() const
    {
        return Count;
    }

    inline unsigned long getPixelStart() const
    {
        return PixelStart;
    }

    inline unsigned long getPixelCount() const
    {
        return PixelCount;
    }

    inline unsigned long getComputedCount() const
    {
        return ComputedCount;
    }


 protected:

    unsigned long Count;
    unsigned int Bits;

    unsigned long FirstFrame;
    unsigned long NumberOfFrames;
    unsigned long FrameSize;

    unsigned long PixelStart;
    unsigned long PixelCount;

    unsigned long ComputedCount;

    double AbsMinimum;
    double AbsMaximum;
};


#endif


/*
 *
 * CVS/RCS Log:
 * $Log: diinpx.h,v $
 * Revision 1.20  2010-10-14 13:16:26  joergr
 * Updated copyright header. Added reference to COPYRIGHT file.
 *
 * Revision 1.19  2010-03-01 09:08:46  uli
 * Removed some unnecessary include directives in the headers.
 *
 * Revision 1.18  2009-11-25 15:59:51  joergr
 * Adapted code for new approach to access individual frames of a DICOM image.
 *
 * Revision 1.17  2005/12/08 16:47:43  meichel
 * Changed include path schema for all DCMTK header files
 *
 * Revision 1.16  2004/02/06 11:07:50  joergr
 * Distinguish more clearly between const and non-const access to pixel data.
 *
 * Revision 1.15  2003/12/08 18:23:09  joergr
 * Removed leading underscore characters from preprocessor symbols (reserved
 * symbols). Updated copyright header.
 *
 * Revision 1.14  2002/06/26 16:02:31  joergr
 * Enhanced handling of corrupted pixel data and/or length.
 *
 * Revision 1.13  2001/09/28 13:04:58  joergr
 * Enhanced algorithm to determine the min and max value.
 *
 * Revision 1.12  2001/06/01 15:49:42  meichel
 * Updated copyright header
 *
 * Revision 1.11  2000/04/27 13:08:38  joergr
 * Dcmimgle library code now consistently uses ofConsole for error output.
 *
 * Revision 1.10  2000/03/08 16:24:16  meichel
 * Updated copyright header.
 *
 * Revision 1.9  2000/03/03 14:09:11  meichel
 * Implemented library support for redirecting error messages into memory
 *   instead of printing them to stdout/stderr for GUI applications.
 *
 * Revision 1.8  1999/09/17 12:13:18  joergr
 * Added/changed/completed DOC++ style comments in the header files.
 *
 * Revision 1.7  1999/07/23 13:54:37  joergr
 * Optimized memory usage for converting input pixel data (reference instead
 * of copying where possible).
 *
 * Revision 1.6  1999/03/24 17:20:02  joergr
 * Added/Modified comments and formatting.
 *
 * Revision 1.5  1999/02/03 17:03:47  joergr
 * Added member variable and related methods to store number of bits used for
 * pixel data.
 *
 * Revision 1.4  1999/01/20 15:00:54  joergr
 * Added routine to calculate absolute range of pixel data.
 *
 * Revision 1.3  1998/12/22 14:18:40  joergr
 * Added implementation of methods to return member variables AbsMinimum/
 * Maximum.
 *
 * Revision 1.2  1998/12/16 16:30:34  joergr
 * Added methods to determine absolute minimum and maximum value for given
 * value representation.
 *
 * Revision 1.1  1998/11/27 15:06:38  joergr
 * Added copyright message.
 *
 * Revision 1.3  1998/05/11 14:53:17  joergr
 * Added CVS/RCS header to each file.
 *
 *
 */

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