dcmimgle/include/dcmtk/dcmimgle/dimosct.h

00001 /*
00002  *
00003  *  Copyright (C) 1996-2010, OFFIS e.V.
00004  *  All rights reserved.  See COPYRIGHT file for details.
00005  *
00006  *  This software and supporting documentation were developed by
00007  *
00008  *    OFFIS e.V.
00009  *    R&D Division Health
00010  *    Escherweg 2
00011  *    D-26121 Oldenburg, Germany
00012  *
00013  *
00014  *  Module:  dcmimgle
00015  *
00016  *  Author:  Joerg Riesmeier
00017  *
00018  *  Purpose: DicomMonochromeScaleTemplate (Header)
00019  *
00020  *  Last Update:      $Author: joergr $
00021  *  Update Date:      $Date: 2010-10-14 13:16:26 $
00022  *  CVS/RCS Revision: $Revision: 1.20 $
00023  *  Status:           $State: Exp $
00024  *
00025  *  CVS/RCS Log at end of file
00026  *
00027  */
00028 
00029 
00030 #ifndef DIMOSCT_H
00031 #define DIMOSCT_H
00032 
00033 #include "dcmtk/config/osconfig.h"
00034 #include "dcmtk/ofstd/ofcast.h"
00035 
00036 #include "dcmtk/dcmimgle/dimopxt.h"
00037 #include "dcmtk/dcmimgle/discalet.h"
00038 #include "dcmtk/dcmimgle/didispfn.h"
00039 
00040 
00041 /*---------------------*
00042  *  class declaration  *
00043  *---------------------*/
00044 
00047 template<class T>
00048 class DiMonoScaleTemplate
00049   : public DiMonoPixelTemplate<T>,
00050     protected DiScaleTemplate<T>
00051 {
00052 
00053  public:
00054 
00071     DiMonoScaleTemplate(const DiMonoPixel *pixel,
00072                         const Uint16 columns,
00073                         const Uint16 rows,
00074                         const signed long left_pos,
00075                         const signed long top_pos,
00076                         const Uint16 src_cols,
00077                         const Uint16 src_rows,
00078                         const Uint16 dest_cols,
00079                         const Uint16 dest_rows,
00080                         const Uint32 frames,
00081                         const int bits,
00082                         const int interpolate,
00083                         const Uint16 pvalue)
00084       : DiMonoPixelTemplate<T>(pixel, OFstatic_cast(unsigned long, dest_cols) * OFstatic_cast(unsigned long, dest_rows) * frames),
00085         DiScaleTemplate<T>(1, columns, rows, left_pos, top_pos, src_cols, src_rows, dest_cols, dest_rows, frames, bits)
00086     {
00087         if ((pixel != NULL) && (pixel->getCount() > 0))
00088         {
00089             if (pixel->getCount() == OFstatic_cast(unsigned long, columns) * OFstatic_cast(unsigned long, rows) * frames)
00090             {
00091                 scale(OFstatic_cast(const T *, pixel->getData()), pixel->getBits(), interpolate, pvalue);
00092                 this->determineMinMax();
00093             } else {
00094                 DCMIMGLE_WARN("could not scale image ... corrupted data");
00095             }
00096         }
00097     }
00098 
00101     virtual ~DiMonoScaleTemplate()
00102     {
00103     }
00104 
00105 
00106  private:
00107 
00115     inline void scale(const T *pixel,
00116                       const unsigned int bits,
00117                       const int interpolate,
00118                       const Uint16 pvalue)
00119     {
00120         if (pixel != NULL)
00121         {
00122             this->Data = new T[this->getCount()];
00123             if (this->Data != NULL)
00124             {
00125                 const T value = OFstatic_cast(T, OFstatic_cast(double, DicomImageClass::maxval(bits)) *
00126                     OFstatic_cast(double, pvalue) / OFstatic_cast(double, DicomImageClass::maxval(WIDTH_OF_PVALUES)));
00127                 scaleData(&pixel, &this->Data, interpolate, value);
00128              }
00129         }
00130     }
00131 };
00132 
00133 
00134 #endif
00135 
00136 
00137 /*
00138  *
00139  * CVS/RCS Log:
00140  * $Log: dimosct.h,v $
00141  * Revision 1.20  2010-10-14 13:16:26  joergr
00142  * Updated copyright header. Added reference to COPYRIGHT file.
00143  *
00144  * Revision 1.19  2010-03-01 09:08:47  uli
00145  * Removed some unnecessary include directives in the headers.
00146  *
00147  * Revision 1.18  2009-10-28 14:38:17  joergr
00148  * Fixed minor issues in log output.
00149  *
00150  * Revision 1.17  2009-10-28 09:53:40  uli
00151  * Switched to logging mechanism provided by the "new" oflog module.
00152  *
00153  * Revision 1.16  2008-05-20 13:12:48  joergr
00154  * Fixed issue with signed pixel data in bicubic interpolation algorithm.
00155  *
00156  * Revision 1.15  2006/08/15 16:30:11  meichel
00157  * Updated the code in module dcmimgle to correctly compile when
00158  *   all standard C++ classes remain in namespace std.
00159  *
00160  * Revision 1.14  2005/12/08 16:47:58  meichel
00161  * Changed include path schema for all DCMTK header files
00162  *
00163  * Revision 1.13  2004/04/21 10:00:36  meichel
00164  * Minor modifications for compilation with gcc 3.4.0
00165  *
00166  * Revision 1.12  2003/12/09 10:04:45  joergr
00167  * Adapted type casts to new-style typecast operators defined in ofcast.h.
00168  * Removed leading underscore characters from preprocessor symbols (reserved
00169  * symbols). Updated copyright header.
00170  *
00171  * Revision 1.11  2002/12/09 13:32:54  joergr
00172  * Renamed parameter/local variable to avoid name clashes with global
00173  * declaration left and/or right (used for as iostream manipulators).
00174  *
00175  * Revision 1.10  2001/06/01 15:49:48  meichel
00176  * Updated copyright header
00177  *
00178  * Revision 1.9  2000/09/12 10:04:45  joergr
00179  * Corrected bug: wrong parameter for attribute search routine led to crashes
00180  * when multiple pixel data attributes were contained in the dataset (e.g.
00181  * IconImageSequence). Added new checking routines to avoid crashes when
00182  * processing corrupted image data.
00183  *
00184  * Revision 1.8  2000/03/08 16:24:21  meichel
00185  * Updated copyright header.
00186  *
00187  * Revision 1.7  1999/09/17 12:43:24  joergr
00188  * Added/changed/completed DOC++ style comments in the header files.
00189  *
00190  * Revision 1.6  1999/09/07 09:49:39  joergr
00191  * Removed register variable declaration to avoid compiler warnings.
00192  *
00193  * Revision 1.5  1999/08/25 16:41:54  joergr
00194  * Added new feature: Allow clipping region to be outside the image
00195  * (overlapping).
00196  *
00197  * Revision 1.4  1999/03/24 17:20:18  joergr
00198  * Added/Modified comments and formatting.
00199  *
00200  * Revision 1.3  1999/02/11 16:41:10  joergr
00201  * Corrected some typos and formatting.
00202  *
00203  * Revision 1.2  1998/12/16 16:36:11  joergr
00204  * *** empty log message ***
00205  *
00206  * Revision 1.1  1998/11/27 15:39:32  joergr
00207  * Added copyright message.
00208  * Combined clipping and scaling methods.
00209  *
00210  * Revision 1.4  1998/05/11 14:53:24  joergr
00211  * Added CVS/RCS header to each file.
00212  *
00213  *
00214  */


Generated on 6 Jan 2011 for OFFIS DCMTK Version 3.6.0 by Doxygen 1.5.1