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geant4/examples/advanced/medical_linac/include/DicomHandler.hh
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2016-06-09 16:25:56 +02:00

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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
// * conditions of the Geant4 Software License, included in the file *
// * LICENSE and available at http://cern.ch/geant4/license . These *
// * include a list of copyright holders. *
// * *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work make any representation or warranty, express or implied, *
// * regarding this software system or assume any liability for its *
// * use. Please see the license in the file LICENSE and URL above *
// * for the full disclaimer and the limitation of liability. *
// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
// * By using, copying, modifying or distributing the software (or *
// * any work based on the software) you agree to acknowledge its *
// * use in resulting scientific publications, and indicate your *
// * acceptance of all terms of the Geant4 Software license. *
// ********************************************************************
//
// The code was written by :
// *Louis Archambault louis.archambault@phy.ulaval.ca,
// *Luc Beaulieu beaulieu@phy.ulaval.ca
// +Vincent Hubert-Tremblay at tigre.2@sympatico.ca
//
//
// *Centre Hospitalier Universitaire de Quebec (CHUQ),
// Hotel-Dieu de Quebec, departement de Radio-oncologie
// 11 cote du palais. Quebec, QC, Canada, G1R 2J6
// tel (418) 525-4444 #6720
// fax (418) 691 5268
//
// + Universit Laval, Qubec (QC) Canada
//*******************************************************//
//*******************************************************
//
// DicomHandler.hh :
// - Handling of DICM images
// - Transforming *.dcm to *.g4 ( pixels->density )
// - Reading headers and pixels
// - Transforming pixel to density and creating *.g4
// files
// - Functions are in DicomHandler.cc
//
//
// Base on previous code by :
// Dragan Tubic <tdragan@gel.ulaval.ca>
//*******************************************************
//
// The code is part of the DICOM extended example and it was modified by :
// ^Claudio Andenna claudio.andenna@ispesl.it, claudio.andenna@iss.infn.it
// *Barbara Caccia barbara.caccia@iss.it
// with the support of Pablo Cirrone (LNS, INFN Catania Italy)
// with the contribute of Alessandro Occhigrossi*
//
// ^INAIL DIPIA - ex ISPESL and INFN Roma, gruppo collegato Sanità, Italy
// *Istituto Superiore di Sanità and INFN Roma, gruppo collegato Sanità, Italy
// Viale Regina Elena 299, 00161 Roma (Italy)
// tel (39) 06 49902246
// fax (39) 06 49387075
//
// more information:
// http://g4advancedexamples.lngs.infn.it/Examples/medical-linac
//
//*******************************************************//
#ifndef DicomHandler_h
#define DicomHandler_h 1
#include <cstdio>
#include <map>
#include <fstream>
#include "globals.hh"
class DicomHandler
{
public:
DicomHandler();
~DicomHandler();
G4int ReadFile(FILE *,char *);
G4int ReadData(FILE *,char *); // note: always use readHeader
// before readData
// use ImageMagick to display the image
//G4int displayImage(char[500]);
void CheckFileFormat(G4String directory, G4String fileName, G4String calibrationDensityFileName);
private:
template <class Type> void GetValue(char *, Type &);
private:
const int DATABUFFSIZE;
const int LINEBUFFSIZE;
const int FILENAMESIZE;
void GetInformation(G4int &, char *);
G4float Pixel2density(G4int pixel);
void ReadMaterialIndices( std::ifstream& finData);
unsigned int GetMaterialIndex( G4float density );
void StoreData(std::ofstream& foutG4DCM);
short compression;
G4int nFiles;
short rows;
short columns;
short bitAllocated;
G4int maxPixelValue, minPixelValue;
G4double pixelSpacingX, pixelSpacingY;
G4double sliceThickness;
G4double sliceLocation;
G4int rescaleIntercept, rescaleSlope;
G4bool littleEndian, implicitEndian;
short pixelRepresentation;
G4int** tab;
std::map<G4float,G4String> fMaterialIndices;
G4String dicomDirectory, fileData, calibrationDensityFileName;
};
#endif