GDCM: CreateFakeRTDOSE.cxx

GDCM 3.2.11

CreateFakeRTDOSE.cxx
/*=========================================================================
Program: GDCM (Grassroots DICOM). A DICOM library
Copyright (c) 2006-2011 Mathieu Malaterre
All rights reserved.
See Copyright.txt or http://gdcm.sourceforge.net/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkGDCMImageWriter.h"
#include "vtkImageReader.h"
#include "vtkImageCast.h"
#include "vtkImageData.h"
#include "vtkPointData.h"
#include "vtkDataArray.h"
#include "vtkMedicalImageProperties.h"
#include "vtkVersion.h"
#include "gdcmTrace.h"
#include "gdcmReader.h"
#include "gdcmWriter.h"
#include "gdcmAttribute.h"
/*
* Minimal example to create a fake RTDOSE file. The data contains a sphere
* just for testing.
* The vtkMedicalImageProperties is not properly filled, but only contains a
* single field which is required to set the proper SOP Class
*/
int main(int, char *[])
{
//gdcm::Trace::DebugOn();
const vtkIdType xSize = 512;
const vtkIdType ySize = 512;
const vtkIdType zSize = 512;
vtkImageData *image = vtkImageData::New();
image->SetDimensions(xSize,ySize,zSize);
image->SetOrigin(-350.684,350.0,890.76);
image->SetSpacing(5.4688,-5.4688,-3.27);
#if VTK_MAJOR_VERSION <= 5
image->SetNumberOfScalarComponents(1);
image->SetScalarTypeToDouble();
#else
image->AllocateScalars(VTK_DOUBLE ,1);
#endif
double pt[3];
for( int z = 0; z < zSize; ++z )
for( int y = 0; y < ySize; ++y )
for( int x = 0; x < xSize; ++x )
{
pt[0] = x;
pt[1] = y;
pt[2] = z;
pt[0] -= xSize / 2;
pt[1] -= ySize / 2;
pt[2] -= zSize / 2;
pt[0] /= xSize / 2;
pt[1] /= ySize / 2;
pt[2] /= zSize / 2;
const double unit = pt[0] * pt[0] + pt[1] * pt[1] + pt[2] * pt[2];
const double inval = unit <= 1. ? (3 * unit + 7) : 0.; // just for fun => max == 10.
double* pixel= static_cast<double*>(image->GetScalarPointer(x,y,z));
pixel[0] = inval;
}
vtkGDCMImageWriter *writer = vtkGDCMImageWriter::New();
writer->SetFileDimensionality( 3 );
writer->SetFileName( "rtdose.dcm" );
#if (VTK_MAJOR_VERSION >= 6)
writer->SetInputData( image );
#else
writer->SetInput( image );
#endif
writer->GetMedicalImageProperties()->SetSliceThickness("1.5");
writer->GetMedicalImageProperties()->AddUserDefinedValue( "Dose Units", "GY");
writer->GetMedicalImageProperties()->AddUserDefinedValue( "Dose Summation Type", "PLAN");
writer->GetMedicalImageProperties()->AddUserDefinedValue( "Dose Type", "PHYSICAL");
writer->GetMedicalImageProperties()->AddUserDefinedValue( "Frame of Reference UID", "1.3.12.2.1107.5.6.1.68100.30270111041215391275000000001");
writer->GetMedicalImageProperties()->SetModality( "RTDOSE" );
//writer->GetMedicalImageProperties()->SetModality( "PT" ); // debug
writer->SetScale( 0.0042 ); // why not
writer->Write();
image->Delete();
writer->Delete();
// BEGIN HACK
// In GDCM version 2.4.3 and before, the following tag was missing which caused issue with some RTDose software:
// Open the DICOM file that was temporarily created. This will allows me to used
// GDCM to append specific tags that allows the RTDOSE to be associated with the
// relevant CT images.
gdcm::Reader reader2;
reader2. SetFileName("rtdose.dcm" );
reader2. Read();
gdcm::File &file = reader2. GetFile();
gdcm::DataSet &ds = file. GetDataSet();
// Required by some software and not automagically added by GDCM in old version
gdcm::Attribute<0x0028,0x0009> framePointer;
framePointer.SetNumberOfValues(1);
framePointer. SetValue( gdcm::Tag(0x3004,0x000C) );
ds. Replace( framePointer. GetAsDataElement() );
gdcm::Writer writer2;
writer2. CheckFileMetaInformationOff();
writer2. SetFileName("rtdose2.dcm");
writer2. SetFile( file );
writer2. Write();
// END HACK
return 0;
}
gdcm::Attribute
Attribute class This class use template metaprograming tricks to let the user know when the template ...
Definition gdcmAttribute.h:86
gdcm::Attribute::SetValue
void SetValue(ArrayType v, unsigned int idx=0)
Definition gdcmAttribute.h:169
gdcm::Attribute::GetAsDataElement
DataElement GetAsDataElement() const
Definition gdcmAttribute.h:183
gdcm::DataSet
Class to represent a Data Set (which contains Data Elements).
Definition gdcmDataSet.h:56
gdcm::DataSet::Replace
void Replace(const DataElement &de)
Replace a dataelement with another one.
Definition gdcmDataSet.h:150
gdcm::File
a DICOM File
Definition gdcmFile.h:34
gdcm::File::GetDataSet
const DataSet & GetDataSet() const
Get Data Set.
Definition gdcmFile.h:57
gdcm::Reader
Reader ala DOM (Document Object Model).
Definition gdcmReader.h:54
gdcm::Reader::GetFile
const File & GetFile() const
Set/Get File.
Definition gdcmReader.h:72
gdcm::Reader::Read
virtual bool Read()
Main function to read a file.
gdcm::Reader::SetFileName
void SetFileName(const char *filename_native)
gdcm::Tag
Class to represent a DICOM Data Element (Attribute) Tag (Group, Element).
Definition gdcmTag.h:39
gdcm::Writer
Writer ala DOM (Document Object Model).
Definition gdcmWriter.h:49
gdcm::Writer::CheckFileMetaInformationOff
void CheckFileMetaInformationOff()
Definition gdcmWriter.h:71
gdcm::Writer::Write
virtual bool Write()
Main function to tell the writer to write.
gdcm::Writer::SetFile
void SetFile(const File &f)
Set/Get the DICOM file (DataSet + Header).
Definition gdcmWriter.h:66
gdcm::Writer::SetFileName
void SetFileName(const char *filename_native)
Set the filename of DICOM file to write:
vtkGDCMImageWriter
Definition vtkGDCMImageWriter.h:50
vtkGDCMImageWriter::Write
virtual void Write()
vtkGDCMImageWriter::New
static vtkGDCMImageWriter * New()
gdcmAttribute.h
gdcmReader.h
gdcmTrace.h
gdcmWriter.h
vtkGDCMImageWriter.h