<HTML><BODY>I try this example, but i get also a segmentation fault<br><br><br>Tue, 29 Apr 2014 12:04:45 +0200 от Dženan Zukić <dzenanz@gmail.com>:<br>
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<div id="style_13987659080000000119_BODY"><div dir="ltr"><div style="font-family:verdana,sans-serif;font-size:small">Have you seen this example?</div><div><font face="verdana, sans-serif"><a href="http://vtk.org/Wiki/VTK/ExamplesBoneYard/Cxx/VolumeRendering/itkVtkImageConvert" target="_blank">http://vtk.org/Wiki/VTK/ExamplesBoneYard/Cxx/VolumeRendering/itkVtkImageConvert</a></font><br>
</div></div><div><br><br><div>On Tue, Apr 29, 2014 at 10:45 AM, Роман Глуховский <span dir="ltr"><<a href="/compose/?mailto=mailto%3aroman_glu@mail.ru" target="_blank">roman_glu@mail.ru</a>></span> wrote:<br>
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I change the part of my programm to load the ImageSeries,<br></div></div><div><div><div><div><div><br> typedef itk::Image<unsigned char, 3> ImageType;<br> typedef itk::ImageSeriesReader< ImageType > ReaderType;<br>
ReaderType::Pointer reader = ReaderType::New();<br> typedef itk::GDCMImageIO ImageIOType;<br> ImageIOType::Pointer dicomIO = ImageIOType::New();<br> reader->SetImageIO(dicomIO);<br><br> typedef itk::GDCMSeriesFileNames NamesGeneratorType;<br>
NamesGeneratorType::Pointer nameGenerator = NamesGeneratorType::New();<br> nameGenerator->SetDirectory("Folder");<br><br><br> // get series IDs<br> typedef std::vector<std::string> SeriesIdContainer;<br>
const SeriesIdContainer &seriesUID = nameGenerator->GetSeriesUIDs();<br><br> // get dicom series<br> typedef std::vector<std::string> FileNamesContainer;<br> FileNamesContainer fileName;<br> fileName=nameGenerator->GetFileNames(seriesUID.begin()->c_str());<br>
reader->SetFileNames(fileName);<br><br> // pull reader<br> reader->Update();<br><br>But my programm crash again at the same position, when i try to convert to vtk.<br><br><br>Sat, 26 Apr 2014 07:12:55 +0800 (CST) от 关红彦 <<a href="/compose/?mailto=mailto%3aghy@tellyes.com" target="_blank">ghy@tellyes.com</a>>:<br>
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<div><div style="line-height:1.7;font-size:14px;font-family:arial"><br><br>I just wonder if your 3D medical images save as a file or a series of images.<div>If you save them to a series of files, you shouldn't do this: </div>
<div style="color:rgb(255,0,0)"><span style="color:rgb(255,0,0)"> </span><span style="font-family:monospace;font-size:12px;line-height:22px;color:rgb(255,0,0)">#include <</span><a href="http://www.itk.org/Doxygen45/html/itkImageFileReader_8h_source.html" style="color:rgb(255,0,0);font-weight:bold;text-decoration:none;font-family:monospace;font-size:12px;line-height:22px" target="_blank">itkImageFileReader.h</a><span style="font-family:monospace;font-size:12px;line-height:22px;color:rgb(255,0,0)">></span></div>
<div><span style="color:rgb(255,0,0)">reader->SetFileName( "DICOM-File" );</span> <span style="color:rgb(255,0,0)"></span></div><div><font color="#ff0000"><br></font></div><div><font color="#ff0000">but this:</font></div>
<div><span style="font-family:monospace;font-size:12px;line-height:22px"></span><span style="color:rgb(0,0,255)"><span style="font-family:monospace;font-size:12px;line-height:22px;color:rgb(0,0,255)">#include <</span><a href="http://www.itk.org/Doxygen45/html/itkImageSeriesReader_8h_source.html" style="color:rgb(0,0,255);font-weight:bold;text-decoration:none;font-family:monospace;font-size:12px;line-height:22px" target="_blank">itkImageSeriesReader.h</a><span style="font-family:monospace;font-size:12px;line-height:22px;color:rgb(0,0,255)">></span><span style="color:rgb(0,0,255)"> </span><font color="#ff0000"><br>
</font><table class="mceItemTable" style="font-size:12px;line-height:22px;font-family:'Lucida Grande',Verdana,Geneva,Arial,sans-serif;border-spacing:0px;padding:0px;color:rgb(0,0,0);text-align:start"><tbody><tr><td style="background-color:rgb(249,250,252);border:none;margin:4px;padding:1px 0px 0px 8px;white-space:nowrap;color:rgb(0,0,255)" align="right" valign="top">
void </td><td style="background-color:rgb(249,250,252);border:none;margin:4px;padding:1px 0px 0px 8px;width:1607px" valign="bottom"><a href="http://www.itk.org/Doxygen45/html/classitk_1_1ImageSeriesReader.html#aedb3ea58c4bb4975f46ef9c85a855aa6" style="color:rgb(0,0,255);font-weight:bold;text-decoration:none" target="_blank">SetFileNames</a><span style="color:rgb(0,0,255)"> (const </span><a href="http://www.itk.org/Doxygen45/html/classitk_1_1ImageSeriesReader.html#a2efd0b86373c161229f7984b9ea4af56" style="color:rgb(0,0,255);font-weight:bold;text-decoration:none" target="_blank">FileNamesContainer</a><span style="color:rgb(0,0,255)"> &name)</span></td>
</tr></tbody></table></span><table class="mceItemTable" style="border-spacing:0px;line-height:22px;text-align:start;font-size:12px;font-family:'Lucida Grande',Verdana,Geneva,Arial,sans-serif;padding:0px"><tbody><tr><td style="background-color:rgb(249,250,252);border:none;margin:4px;padding:1px 0px 0px 8px;width:1607px" valign="bottom">
</td></tr></tbody></table>This class can read a series of *.DCM files that are using a lot in the hospital.<br><div><br></div><br>At 2014-04-25 20:52:20,"Роман Глуховский" <<a href="/compose/?mailto=mailto%3aroman_glu@mail.ru" target="_blank">roman_glu@mail.ru</a>> wrote:<br>
<blockquote style="padding-left:1ex;margin:0px 0px 0px 0.8ex;border-left:#ccc 1px solid">Hi vtkusers,<br><br>i load a DICOM-file with itk and after that i would like to display the file with vtk. <br><br>If I compile the programm I have no error. When i start the programm, its crashed and <br>
i get a return value "0".<br><br>In the debug-mode i get a "segmentation fault" and the programm stops at this position<br><br>----------> m_Importer->SetPropagateUpdateExtentCallback(m_Exporter->GetPropagateUpdateExtentCallback());<br>
<br>in the "itkImageToVTKImageFilter_hxx". <br><br>Here is my code:<br><br> typedef itk::Image<unsigned char, 3> VisualizingImageType;<br> typedef itk::ImageFileReader< VisualizingImageType > ReaderType;<br>
ReaderType::Pointer reader = ReaderType::New();<br> reader->SetFileName( "DICOM-File" );<br> typedef itk::GDCMImageIO ImageIOType;<br><br> ImageIOType::Pointer gdcmImageIO = ImageIOType::New();<br>
<br> reader->SetImageIO( gdcmImageIO );<br> reader->Update();<br> reader->GetOutput()->Print(std::cout);<br><br> vtkSmartPointer<vtkRenderWindow> renWin = vtkSmartPointer<vtkRenderWindow>::New();<br>
vtkSmartPointer<vtkRenderer> ren1 = vtkSmartPointer<vtkRenderer>::New();<br> ren1->SetBackground(0.5f,0.5f,1.0f);<br><br> renWin->AddRenderer(ren1);<br> renWin->SetSize(1280,1024);<br>
vtkSmartPointer<vtkRenderWindowInteractor> iren =<br> vtkSmartPointer<vtkRenderWindowInteractor>::New();<br> iren->SetRenderWindow(renWin);<br> renWin->Render(); // make sure we have an OpenGL context.<br>
<br> typedef itk::ImageToVTKImageFilter<VisualizingImageType> itkVtkConverter;<br> itkVtkConverter::Pointer conv=itkVtkConverter::New();<br> conv->GetExporter()->SetInput(reader->GetOutput());<br>
conv->GetImporter()->Update();<br> conv->GetImporter()->GetOutput()->Print(std::cout);<br><br> vtkImageViewer * viewer =vtkImageViewer::New();<br> vtkRenderWindowInteractor * renderWindowInteractor =<br>
vtkRenderWindowInteractor::New();<br> viewer->SetupInteractor( renderWindowInteractor );<br> viewer->SetInputData( conv->GetImporter()->GetOutput() );<br> viewer->SetZSlice( 0 ); // <-- Slice selection<br>
viewer->Render();<br> renderWindowInteractor->Start();<br><br> viewer->Delete();<br> renderWindowInteractor->Delete();<br> conv->GetImporter()->Delete();<br><br><br>Thank you for your help<br>
<br>Roman<br>
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