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: dcmimage 00015 * 00016 * Author: Joerg Riesmeier 00017 * 00018 * Purpose: DicomRGBPixelTemplate (Header) 00019 * 00020 * Last Update: $Author: joergr $ 00021 * Update Date: $Date: 2010-10-14 13:16:30 $ 00022 * CVS/RCS Revision: $Revision: 1.18 $ 00023 * Status: $State: Exp $ 00024 * 00025 * CVS/RCS Log at end of file 00026 * 00027 */ 00028 00029 00030 #ifndef DIRGBPXT_H 00031 #define DIRGBPXT_H 00032 00033 #include "dcmtk/config/osconfig.h" 00034 00035 #include "dcmtk/dcmimage/dicopxt.h" 00036 #include "dcmtk/dcmimgle/diinpx.h" /* gcc 3.4 needs this */ 00037 00038 00039 /*---------------------* 00040 * class declaration * 00041 *---------------------*/ 00042 00045 template<class T1, class T2> 00046 class DiRGBPixelTemplate 00047 : public DiColorPixelTemplate<T2> 00048 { 00049 00050 public: 00051 00060 DiRGBPixelTemplate(const DiDocument *docu, 00061 const DiInputPixel *pixel, 00062 EI_Status &status, 00063 const unsigned long planeSize, 00064 const int bits) 00065 : DiColorPixelTemplate<T2>(docu, pixel, 3, status) 00066 { 00067 if ((pixel != NULL) && (this->Count > 0) && (status == EIS_Normal)) 00068 convert(OFstatic_cast(const T1 *, pixel->getData()) + pixel->getPixelStart(), planeSize, bits); 00069 } 00070 00073 virtual ~DiRGBPixelTemplate() 00074 { 00075 } 00076 00077 00078 private: 00079 00086 void convert(const T1 *pixel, 00087 const unsigned long planeSize, 00088 const int bits) 00089 { 00090 if (Init(pixel)) 00091 { 00092 // use the number of input pixels derived from the length of the 'PixelData' 00093 // attribute), but not more than the size of the intermediate buffer 00094 const unsigned long count = (this->InputCount < this->Count) ? this->InputCount : this->Count; 00095 const T1 offset = OFstatic_cast(T1, DicomImageClass::maxval(bits - 1)); 00096 register const T1 *p = pixel; 00097 if (this->PlanarConfiguration) 00098 { 00099 /* 00100 register T2 *q; 00101 // number of pixels to be skipped (only applicable if 'PixelData' contains more 00102 // pixels than expected) 00103 const unsigned long skip = (this->InputCount > this->Count) ? (this->InputCount - this->Count) : 0; 00104 for (int j = 0; j < 3; ++j) 00105 { 00106 q = this->Data[j]; 00107 for (i = count; i != 0; --i) 00108 *(q++) = removeSign(*(p++), offset); 00109 // skip to beginning of next plane 00110 p += skip; 00111 } 00112 */ 00113 register unsigned long l; 00114 register unsigned long i = 0; 00115 while (i < count) 00116 { 00117 /* store current pixel index */ 00118 const unsigned long iStart = i; 00119 /* for all planes ... */ 00120 for (int j = 0; j < 3; ++j) 00121 { 00122 /* convert a single plane */ 00123 for (l = planeSize, i = iStart; (l != 0) && (i < count); --l, ++i) 00124 this->Data[j][i] = removeSign(*(p++), offset); 00125 } 00126 } 00127 } 00128 else 00129 { 00130 register int j; 00131 register unsigned long i; 00132 for (i = 0; i < count; ++i) /* for all pixel ... */ 00133 for (j = 0; j < 3; ++j) 00134 this->Data[j][i] = removeSign(*(p++), offset); /* ... copy planes */ 00135 } 00136 } 00137 } 00138 }; 00139 00140 00141 #endif 00142 00143 00144 /* 00145 * 00146 * CVS/RCS Log: 00147 * $Log: dirgbpxt.h,v $ 00148 * Revision 1.18 2010-10-14 13:16:30 joergr 00149 * Updated copyright header. Added reference to COPYRIGHT file. 00150 * 00151 * Revision 1.17 2005/12/08 16:01:59 meichel 00152 * Changed include path schema for all DCMTK header files 00153 * 00154 * Revision 1.16 2004/04/21 10:00:31 meichel 00155 * Minor modifications for compilation with gcc 3.4.0 00156 * 00157 * Revision 1.15 2003/12/23 12:24:23 joergr 00158 * Adapted type casts to new-style typecast operators defined in ofcast.h. 00159 * Removed leading underscore characters from preprocessor symbols (reserved 00160 * symbols). Updated copyright header. 00161 * Replaced post-increment/decrement operators by pre-increment/decrement 00162 * operators where appropriate (e.g. 'i++' by '++i'). 00163 * 00164 * Revision 1.14 2002/06/26 16:19:46 joergr 00165 * Enhanced handling of corrupted pixel data and/or length. 00166 * Corrected decoding of multi-frame, planar images. 00167 * 00168 * Revision 1.13 2001/11/09 16:47:02 joergr 00169 * Removed 'inline' specifier from certain methods. 00170 * 00171 * Revision 1.12 2001/06/01 15:49:32 meichel 00172 * Updated copyright header 00173 * 00174 * Revision 1.11 2000/04/27 13:15:14 joergr 00175 * Dcmimage library code now consistently uses ofConsole for error output. 00176 * 00177 * Revision 1.10 2000/03/08 16:21:53 meichel 00178 * Updated copyright header. 00179 * 00180 * Revision 1.9 1999/09/17 14:03:46 joergr 00181 * Enhanced efficiency of some "for" loops. 00182 * 00183 * Revision 1.8 1999/04/28 12:52:02 joergr 00184 * Corrected some typos, comments and formatting. 00185 * 00186 * Revision 1.7 1999/02/03 16:54:27 joergr 00187 * Moved global functions maxval() and determineRepresentation() to class 00188 * DicomImageClass (as static methods). 00189 * 00190 * Revision 1.6 1999/01/20 14:46:39 joergr 00191 * Replaced invocation of getCount() by member variable Count where possible. 00192 * 00193 * Revision 1.5 1998/11/27 14:18:18 joergr 00194 * Added copyright message. 00195 * 00196 * Revision 1.4 1998/05/11 14:53:29 joergr 00197 * Added CVS/RCS header to each file. 00198 * 00199 * 00200 */