/usr/include/dcmtk/dcmimage/dirgbpxt.h is in libdcmtk-dev 3.6.1~20160216-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 | /*
*
* Copyright (C) 1996-2011, 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: dcmimage
*
* Author: Joerg Riesmeier
*
* Purpose: DicomRGBPixelTemplate (Header)
*
*/
#ifndef DIRGBPXT_H
#define DIRGBPXT_H
#include "dcmtk/config/osconfig.h"
#include "dcmtk/dcmimage/dicopxt.h"
#include "dcmtk/dcmimgle/diinpx.h" /* gcc 3.4 needs this */
/*---------------------*
* class declaration *
*---------------------*/
/** Template class to handle RGB pixel data
*/
template<class T1, class T2>
class DiRGBPixelTemplate
: public DiColorPixelTemplate<T2>
{
public:
/** constructor
*
** @param docu pointer to DICOM document
* @param pixel pointer to input pixel representation
* @param status reference to status variable
* @param planeSize number of pixel in a single plane
* @param bits number of bits per sample
*/
DiRGBPixelTemplate(const DiDocument *docu,
const DiInputPixel *pixel,
EI_Status &status,
const unsigned long planeSize,
const int bits)
: DiColorPixelTemplate<T2>(docu, pixel, 3, status)
{
if ((pixel != NULL) && (this->Count > 0) && (status == EIS_Normal))
convert(OFstatic_cast(const T1 *, pixel->getData()) + pixel->getPixelStart(), planeSize, bits);
}
/** destructor
*/
virtual ~DiRGBPixelTemplate()
{
}
private:
/** convert input pixel data to intermediate representation
*
** @param pixel pointer to input pixel data
* @param planeSize number of pixels in a plane
* @param bits number of bits per sample
*/
void convert(const T1 *pixel,
const unsigned long planeSize,
const int bits)
{
if (this->Init(pixel))
{
// use the number of input pixels derived from the length of the 'PixelData'
// attribute), but not more than the size of the intermediate buffer
const unsigned long count = (this->InputCount < this->Count) ? this->InputCount : this->Count;
const T1 offset = OFstatic_cast(T1, DicomImageClass::maxval(bits - 1));
register const T1 *p = pixel;
if (this->PlanarConfiguration)
{
/*
register T2 *q;
// number of pixels to be skipped (only applicable if 'PixelData' contains more
// pixels than expected)
const unsigned long skip = (this->InputCount > this->Count) ? (this->InputCount - this->Count) : 0;
for (int j = 0; j < 3; ++j)
{
q = this->Data[j];
for (i = count; i != 0; --i)
*(q++) = removeSign(*(p++), offset);
// skip to beginning of next plane
p += skip;
}
*/
register unsigned long l;
register unsigned long i = 0;
while (i < count)
{
/* store current pixel index */
const unsigned long iStart = i;
/* for all planes ... */
for (int j = 0; j < 3; ++j)
{
/* convert a single plane */
for (l = planeSize, i = iStart; (l != 0) && (i < count); --l, ++i)
this->Data[j][i] = removeSign(*(p++), offset);
}
}
}
else
{
register int j;
register unsigned long i;
for (i = 0; i < count; ++i) /* for all pixel ... */
for (j = 0; j < 3; ++j)
this->Data[j][i] = removeSign(*(p++), offset); /* ... copy planes */
}
}
}
};
#endif
|