DicomFileStructure Class Reference

#include <DicomFileStructure.hh>

Inheritance diagram for DicomFileStructure:

Collaboration diagram for DicomFileStructure:

Public Member Functions
	DicomFileStructure (DcmDataset *dset)
	~DicomFileStructure ()
std::vector< DicomROI * >	GetROIs () const
virtual void	ReadData ()
Public Member Functions inherited from DicomVFile
	DicomVFile ()
	DicomVFile (DcmDataset *dset)
	~DicomVFile ()
void	SetFileName (G4String fName)

Additional Inherited Members
Protected Member Functions inherited from DicomVFile
virtual std::vector< G4double >	Read1Data (DcmDataset *dset, DcmTagKey tagKey, G4int nData)
virtual OFString	Read1DataStr (DcmDataset *dset, DcmTagKey tagKey)
Protected Attributes inherited from DicomVFile
DcmDataset *	theDataset
G4String	fFileName

Detailed Description

Definition at line 32 of file DicomFileStructure.hh.

Constructor & Destructor Documentation

DicomFileStructure::DicomFileStructure

(

DcmDataset *

dset

)

Definition at line 45 of file DicomFileStructure.cc.

                                                       : DicomVFile(dset)
{
}

DicomFileStructure::~DicomFileStructure ( )

inline

Definition at line 36 of file DicomFileStructure.hh.

{};

Member Function Documentation

std::vector<DicomROI*> DicomFileStructure::GetROIs ( ) const

inline

Definition at line 39 of file DicomFileStructure.hh.

                                       {
    return theROIs;
  }

void DicomFileStructure::ReadData ( )

virtual

Implements DicomVFile.

Definition at line 50 of file DicomFileStructure.cc.

{
  DRTStructureSetIOD rtstruct;
  OFCondition result = rtstruct.read(*theDataset);
  //  DCMRT_INFO("Read RT Structure Set: " << status.text());
  if (!result.good()) {
    G4Exception("DicomFileStructure::ReadData",
                "DFS001",
                FatalException,
                result.text());
  }


  //@@@@@@@@@@@@ DRTReferencedFrameOfReferenceSequence
  DRTReferencedFrameOfReferenceSequence refSeq = rtstruct.getReferencedFrameOfReferenceSequence();
  if( refSeq.isEmpty() ) {
    G4Exception("DicomFileStructure::ReadData",
                "DFS002",
                JustWarning,
                "DRTReferencedFrameOfReferenceSequence is empty");
  }

  G4cout << "@@@@@ NUMBER OF ReferenceSequences " << refSeq.getNumberOfItems() << G4endl;
  refSeq.gotoFirstItem();
  for( size_t i1 = 0; i1 < refSeq.getNumberOfItems(); i1++ ) {
    DRTReferencedFrameOfReferenceSequence::Item &item = refSeq.getCurrentItem();
    OFString uid;
    item.getFrameOfReferenceUID(uid);
    G4cout << " FrameOfReferenceUID " << uid << G4endl;
    DRTRTReferencedStudySequence &reference_study_sequence_ref = 
     item.getRTReferencedStudySequence();   
    G4cout << "@@@@ NUMBER OF ReferenceStudySequences " 
           << reference_study_sequence_ref.getNumberOfItems() << G4endl;
    reference_study_sequence_ref.gotoFirstItem();
    for( size_t i2 = 0; i2 < reference_study_sequence_ref.getNumberOfItems(); i2++ ) {
      DRTRTReferencedStudySequence::Item &rss_item = reference_study_sequence_ref.getCurrentItem();
      DRTRTReferencedSeriesSequence &series_seq_ref = rss_item.getRTReferencedSeriesSequence();
      G4cout << "@@@ NUMBER OF SeriesSequences " << series_seq_ref.getNumberOfItems() << G4endl;
      series_seq_ref.gotoFirstItem();
      for( size_t i3 = 0; i3 < series_seq_ref.getNumberOfItems(); i3++ ) {
        DRTRTReferencedSeriesSequence::Item &ref_series_seq_item = series_seq_ref.getCurrentItem();
        DRTContourImageSequence &image_sequence_seq_ref = 
         ref_series_seq_item.getContourImageSequence();
        G4cout << "@@ NUMBER OF ContourImageSequences "
               << image_sequence_seq_ref.getNumberOfItems() << G4endl;
        image_sequence_seq_ref.gotoFirstItem();
        for( size_t i4 = 0; i4 < image_sequence_seq_ref.getNumberOfItems(); i4++ ) {
          DRTContourImageSequence::Item &image_contour_item = 
           image_sequence_seq_ref.getCurrentItem();
          OFString refSOPInstUID;
          image_contour_item.getReferencedSOPInstanceUID(refSOPInstUID);
          std::cout <<"ReferencedSOPInstanceUID= " << refSOPInstUID << std::endl;
          image_sequence_seq_ref.gotoNextItem().good();
        } // end if image_sequence_seq_ref
        series_seq_ref.gotoNextItem();
      } // end if series_seq_ref good
      reference_study_sequence_ref.gotoNextItem();
    } // end if reference_study_sequence_ref good
    refSeq.gotoNextItem();
  } // end if refSeq.first item
  
  //@@@@@@@@@@@@   DRTROISequence 
  DRTStructureSetROISequence ROISeq = rtstruct.getStructureSetROISequence();
  G4cout << "@@@@@ NUMBER OF ROISequences " << ROISeq.getNumberOfItems() << G4endl;
  for( size_t i1 = 0; i1 < ROISeq.getNumberOfItems(); i1++ ) {
    DRTStructureSetROISequence::Item &item = ROISeq.getCurrentItem();
    OFString ROIName, ROINumber, ROIGenerationAlgorithm;
    item.getROINumber(ROINumber);
    item.getROIName(ROIName);
    item.getROIGenerationAlgorithm(ROIGenerationAlgorithm);
    if( ROINumber != "" ) {
      DicomROI* roi = new DicomROI(G4UIcommand::ConvertToInt(ROINumber.c_str()), ROIName.c_str());
      theROIs.push_back( roi );
      G4cout << " ROI: " << roi->GetNumber() << " " << roi->GetName() << " "
             << ROIGenerationAlgorithm << G4endl;
    }

    ROISeq.gotoNextItem().good();
  } // end if ROISeq.first item


  //@@@@@@@@@@@@   DRTROIContourSequence
  DRTROIContourSequence ROIContourSeq = rtstruct.getROIContourSequence();
  if( ROISeq.getNumberOfItems() != ROIContourSeq.getNumberOfItems() ) {
    G4Exception("DicomFileStructure",
                "DCS0001",
                FatalException,
                ("Different number of ROIs and ROI Contours " 
                 + std::to_string(ROISeq.getNumberOfItems()) + " <> " 
                 + std::to_string(ROIContourSeq.getNumberOfItems())).c_str());
  } 

  ROIContourSeq.gotoFirstItem();
  for( size_t i1 = 0; i1 < ROIContourSeq.getNumberOfItems(); i1++ ) {
    DRTROIContourSequence::Item &item = ROIContourSeq.getCurrentItem();
    OFString displayColor;
    item.getROIDisplayColor(displayColor);
    //    G4cout << " ROIDisplayColor " << displayColor << G4endl;
    
    DRTContourSequence contour_seq = item.getContourSequence();
    //    G4cout << "@@@@ NUMBER OF ContourSequences " << contour_seq.getNumberOfItems() << G4endl;
    contour_seq.gotoFirstItem();
    for( size_t i2 = 0; i2 < contour_seq.getNumberOfItems(); i2++ ) {
      //      if (contour_seq.gotoFirstItem().good()) {
      //        do {
      DRTContourSequence::Item &cs_item = contour_seq.getCurrentItem();
      
      DicomROIContour* roiC = new DicomROIContour();
      
      DRTContourImageSequence &contour_image_seq = cs_item.getContourImageSequence();
      
      contour_image_seq.gotoFirstItem();
      for( size_t i3 = 0; i3 < contour_image_seq.getNumberOfItems(); i3++ ) {
        DRTContourImageSequence::Item cis_item = contour_image_seq.getCurrentItem();
        OFString refSOPCUID;
        cis_item.getReferencedSOPClassUID(refSOPCUID);
        OFString refSOPIUID;
        cis_item.getReferencedSOPInstanceUID(refSOPIUID);
        if( refSOPIUID != "") roiC->AddImageIUID(refSOPIUID.c_str());
        contour_image_seq.gotoNextItem();
      } // end if contour_image_seq
      
        //@@@
      OFString geomType;
      cs_item.getContourGeometricType(geomType);
      Sint32 nPoints;
      cs_item.getNumberOfContourPoints(nPoints);
      roiC->SetGeomType(geomType);
      OFVector<Float64> data;
      cs_item.getContourData(data);
      std::vector<G4ThreeVector> dataV;
      for( Sint32 ii = 0; ii < nPoints*3; ii++ ) {
        if( ii%3 == 2 ) dataV.push_back( G4ThreeVector( data[ii-2], data[ii-1], data[ii] ) );
      }
      roiC->SetData(dataV);
      theROIs[i1]->AddContour(roiC);

      contour_seq.gotoNextItem();
    }
    ROIContourSeq.gotoNextItem();
  } // end if ROIContourSeq.first item

  //@@@@ Print ROIs
  G4cout << " @@@@@@@@@@@ ROIs " << G4endl;
  for( size_t ii = 0; ii < theROIs.size(); ii++ ) {
    theROIs[ii]->Print(G4cout);
  }
}

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The documentation for this class was generated from the following files:

• source/geant4.10.03.p02/examples/extended/medical/DICOM/dicomReader/include/DicomFileStructure.hh
• source/geant4.10.03.p02/examples/extended/medical/DICOM/dicomReader/src/DicomFileStructure.cc