[ITK-users] Fwd: problem with convert itk to vtk

[Роман Глуховский]

 I try this example, but i get also a segmentation fault


Tue, 29 Apr 2014 12:04:45 +0200 от Dženan Zukić <dzenanz at gmail.com>:
>Have you seen this example?
>http://vtk.org/Wiki/VTK/ExamplesBoneYard/Cxx/VolumeRendering/itkVtkImageConvert
>
>
>On Tue, Apr 29, 2014 at 10:45 AM, Роман Глуховский  < roman_glu at mail.ru > wrote:
>>
>>I change the part of my programm to load the ImageSeries,
>>
>>    typedef itk::Image<unsigned char, 3> ImageType;
>>    typedef itk::ImageSeriesReader< ImageType >  ReaderType;
>>    ReaderType::Pointer reader = ReaderType::New();
>>    typedef itk::GDCMImageIO ImageIOType;
>>    ImageIOType::Pointer dicomIO = ImageIOType::New();
>>    reader->SetImageIO(dicomIO);
>>
>>    typedef itk::GDCMSeriesFileNames NamesGeneratorType;
>>    NamesGeneratorType::Pointer nameGenerator = NamesGeneratorType::New();
>>    nameGenerator->SetDirectory("Folder");
>>
>>
>>    // get series IDs
>>    typedef std::vector<std::string> SeriesIdContainer;
>>    const SeriesIdContainer &seriesUID = nameGenerator->GetSeriesUIDs();
>>
>>    // get dicom series
>>    typedef std::vector<std::string> FileNamesContainer;
>>    FileNamesContainer fileName;
>>    fileName=nameGenerator->GetFileNames(seriesUID.begin()->c_str());
>>    reader->SetFileNames(fileName);
>>
>>    // pull reader
>>    reader->Update();
>>
>>But my programm crash again at the same position, when i try to convert to vtk.
>>
>>
>>Sat, 26 Apr 2014 07:12:55 +0800 (CST) от 关红彦 < ghy at tellyes.com >:
>>>
>>>
>>>I just wonder if your 3D medical images save as a file or a series of images.
>>>If you save  them to a series of files,  you shouldn't  do this: 
>>>  #include < itkImageFileReader.h >
>>>reader->SetFileName( "DICOM-File" );   
>>>
>>>but this:
>>>#include < itkImageSeriesReader.h >  
>>>void  SetFileNames  (const  FileNamesContainer  &name)
>>>This class can read a series of *.DCM files that are using a lot in the hospital.
>>>
>>>
>>>At 2014-04-25 20:52:20,"Роман Глуховский" < roman_glu at mail.ru > wrote:
>>>>Hi vtkusers,
>>>>
>>>>i load a DICOM-file with itk and after that i would like to display the file with vtk. 
>>>>
>>>>If I compile the programm I have no error. When i start the programm, its crashed and 
>>>>i get a return value "0".
>>>>
>>>>In the debug-mode i get a "segmentation fault" and the programm stops at this position
>>>>
>>>>----------> m_Importer->SetPropagateUpdateExtentCallback(m_Exporter->GetPropagateUpdateExtentCallback());
>>>>
>>>>in the "itkImageToVTKImageFilter_hxx". 
>>>>
>>>>Here is my code:
>>>>
>>>>        typedef itk::Image<unsigned char, 3> VisualizingImageType;
>>>>        typedef itk::ImageFileReader< VisualizingImageType >  ReaderType;
>>>>        ReaderType::Pointer reader = ReaderType::New();
>>>>        reader->SetFileName( "DICOM-File" );
>>>>        typedef itk::GDCMImageIO ImageIOType;
>>>>
>>>>        ImageIOType::Pointer gdcmImageIO = ImageIOType::New();
>>>>
>>>>        reader->SetImageIO( gdcmImageIO );
>>>>        reader->Update();
>>>>        reader->GetOutput()->Print(std::cout);
>>>>
>>>>        vtkSmartPointer<vtkRenderWindow> renWin = vtkSmartPointer<vtkRenderWindow>::New();
>>>>        vtkSmartPointer<vtkRenderer> ren1 = vtkSmartPointer<vtkRenderer>::New();
>>>>        ren1->SetBackground(0.5f,0.5f,1.0f);
>>>>
>>>>        renWin->AddRenderer(ren1);
>>>>        renWin->SetSize(1280,1024);
>>>>        vtkSmartPointer<vtkRenderWindowInteractor> iren =
>>>>            vtkSmartPointer<vtkRenderWindowInteractor>::New();
>>>>        iren->SetRenderWindow(renWin);
>>>>        renWin->Render(); // make sure we have an OpenGL context.
>>>>
>>>>        typedef itk::ImageToVTKImageFilter<VisualizingImageType> itkVtkConverter;
>>>>        itkVtkConverter::Pointer conv=itkVtkConverter::New();
>>>>        conv->GetExporter()->SetInput(reader->GetOutput());
>>>>        conv->GetImporter()->Update();
>>>>        conv->GetImporter()->GetOutput()->Print(std::cout);
>>>>
>>>>        vtkImageViewer * viewer =vtkImageViewer::New();
>>>>        vtkRenderWindowInteractor * renderWindowInteractor =
>>>>        vtkRenderWindowInteractor::New();
>>>>        viewer->SetupInteractor( renderWindowInteractor );
>>>>        viewer->SetInputData( conv->GetImporter()->GetOutput() );
>>>>        viewer->SetZSlice( 0 ); // <-- Slice selection
>>>>        viewer->Render();
>>>>        renderWindowInteractor->Start();
>>>>
>>>>        viewer->Delete();
>>>>        renderWindowInteractor->Delete();
>>>>        conv->GetImporter()->Delete();
>>>>
>>>>
>>>>Thank you for your help
>>>>
>>>>Roman
>>
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>>----------------------------------------------------------------------
>>
>>----------------------------------------------------------------------
>>
>>-- 
>>Роман Глуховский
>>
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