[Insight-users] dicom series read

[John Drescher]

On Tue, Mar 29, 2011 at 3:21 AM, G G <greenlander1986 at gmail.com> wrote:
> Hi I have so problem with dicom series read...
>
> I have this code for reading... I used this from
> \Examples\IO\DicomSeriesReadSeriesWrite.cxx
>
>     typedef unsigned char /*signed short*/     PixelType;
>     const unsigned int      InputDimension = 3;
>
>     typedef itk::Image< PixelType, InputDimension >      ImageType;
>     typedef itk::ImageSeriesReader< ImageType >             ReaderType;
>
>     typedef itk::GDCMImageIO                        ImageIOType;
>     typedef itk::GDCMSeriesFileNames                NamesGeneratorType;
>
>     ImageIOType::Pointer gdcmIO = ImageIOType::New();
>     NamesGeneratorType::Pointer namesGenerator = NamesGeneratorType::New();
>
>     size_t found = path.find_last_of("/\\");
>     std::string str = path.substr(0,found);
>
>     namesGenerator->SetInputDirectory( str.c_str() );
>     const ReaderType::FileNamesContainer & filenames =
> namesGenerator->GetInputFileNames();
>
>     ReaderType::Pointer reader = ReaderType::New();
>     reader->SetImageIO( gdcmIO );
>     reader->SetFileNames( filenames );
>
>     try
>     {
>         reader->Update();
>     }
>     catch (itk::ExceptionObject &e)
>     {
>         cerr << e << endl;
>         return;
>     }
>
>     typedef unsigned char /*signed short*/ /*float*/
> PixelType2;
>     const   unsigned int                      OutputDimension = 3;
>     typedef itk::Image< PixelType2, OutputDimension >  OutputImageType;
>
>
>
>     typedef itk::ImageToVTKImageFilter< OutputImageType > ConnectorType;
>
>
>     ConnectorType::Pointer connector = ConnectorType::New();
>
>     connector->SetInput(reader->GetOutput());
>     // ... continue and display image in QvtkWidget
>
> but when I am trying load dicom series I get this
>
> WARNING: In ..\..\..\..\src\Insight\Code\IO\itkGDCMImageIO.cxx, line 348
> GDCMImageIO (02B4A198): The DICOM file:
> C:/InsightApplications-3.20.0/src/muj_test4/Release/neco2/image004.dcm does
> not have a preamble.
>
> Could someone help me please?
> Thanks a lot
>

Does that file have 128 bytes before the DICM header?

http://www.leadtools.com/SDK/medical/dicom-spec1.htm

John