[Insight-users] loading 4d dicom image

[Jose Ignacio Prieto]

ok, but i don't want a vector of images. I want to have a 4d matrix so I
can do segmentation through time


On Mon, Jul 1, 2013 at 9:59 AM, Alessandro <notinmyhead at gmail.com> wrote:

> Using this iterators (seriesItr and seriesEnd), you should be able to loop
> and set a vector of images (such as typedef std::vector < ImageType3D >
>  4dVector) by loading one volume after another.
>
> In your code, you only read the first volume by setting the filenames into
> ImageSeriesReader object...
>
>
> Il giorno 01/lug/2013, alle ore 15.49, Jose Ignacio Prieto ha scritto:
>
> > Hi, I am trying to load a 4d image into ITK using gdcm libraries. They
> are a 4DFlow and a M2D Dicom created with a phillips resonator. I have both
> datasets in multiple files dicom and in enhanced dicom. I can load them as
> a 3d image now, with time changing in Z direction (all frames together for
> a single z position, and then the next slice in z direction again with all
> the frames), but i want the libaries to recognize it is a 4d, not a 3d. I
> have tried to load every volume separated by the tag 0018|1060, but it
> would be a vector of volumes and not a 4d matrix. And I don't know how to
> make it for enhanced dicom. What would be the best approach??
> > Thanks!
> >
> > #include "itkImage.h"
> > #include "itkImageFileReader.h"
> > #include "itkImageFileWriter.h"
> > #include "itkGDCMImageIO.h"
> > #include "itkGDCMSeriesFileNames.h"
> > #include "itkImageSeriesReader.h"
> > #include "itkImageFileWriter.h"
> > #include <itkImageToVTKImageFilter.h>
> > #include <itkExtractImageFilter.h>
> >
> > typedef unsigned short    PixelType;
> > typedef itk::Image< PixelType, Dimension3>         ImageType3D;
> > typedef itk::Image< PixelType, Dimension4 >         ImageType;
> > typedef itk::ImageSeriesReader< ImageType >        ReaderType;
> > typedef itk::GDCMSeriesFileNames NamesGeneratorType;
> > typedef std::vector< std::string >   FileNamesContainer;
> > typedef itk::GDCMImageIO       ImageIOType;
> > typedef std::vector< std::string >    SeriesIdContainer;
> >
> > const unsigned int      Dimension3 = 3;
> > const unsigned int      Dimension4 = 4;
> > ReaderType::Pointer reader = ReaderType::New();
> > ImageIOType::Pointer dicomIO = ImageIOType::New();
> > NamesGeneratorType::Pointer nameGenerator = NamesGeneratorType::New();
> > FileNamesContainer fileNames;
> > std::string seriesIdentifier;
> >
> > reader->SetImageIO( dicomIO );
> > nameGenerator->SetDirectory( argv[9]);
> > const SeriesIdContainer & seriesUID = nameGenerator->GetSeriesUIDs();
> > SeriesIdContainer::const_iterator seriesItr = seriesUID.begin();
> > SeriesIdContainer::const_iterator seriesEnd = seriesUID.end();
> > seriesIdentifier = seriesUID.begin()->c_str();
> > fileNames = nameGenerator->GetFileNames( seriesIdentifier );
> > reader->SetFileNames( fileNames );
> > reader->Update();
> >
> >
> > --
> > José Ignacio Prieto
> > celular(nuevo): 94348182
> > _____________________________________
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>
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> http://www.kitware.com/products/protraining.php
>
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-- 
José Ignacio Prieto
celular(nuevo): 94348182
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