mitkWithITKAndVTK.cpp File Reference

#include <itkImage.h>
#include <itkDiscreteGaussianImageFilter.h>
#include <itksys/SystemTools.hxx>
#include <mitkPicFileReader.h>
#include <mitkStandaloneDataStorage.h>
#include <mitkImageAccessByItk.h>
#include <vtkImageViewer.h>
#include <vtkRenderWindowInteractor.h>

Go to the source code of this file.

Functions
int	main (int, char **argv)

---

Function Documentation

int main	(	int	,
		char **	argv
	)

Small application for demonstrating the interaction between MITK, ITK and VTK (not necessarily useful).

Definition at line 16 of file mitkWithITKAndVTK.cpp.

References mitk::CastToItkImage(), mitk::CastToMitkImage(), EXIT_FAILURE, EXIT_SUCCESS, and mitk::PicFileReader::New().

{
  // MITK: Read a .pic.gz file, e.g. Core/Code/Testing/Data/Pic3D.pic.gz from
  // disk
  mitk::PicFileReader::Pointer reader = mitk::PicFileReader::New();
  const char * filename = argv[1];
  try
  {
    reader->SetFileName(filename);
    reader->Update();
  }
  catch(...)
  {
    fprintf( stderr, "Could not open file %s \n\n", filename );
    return EXIT_FAILURE;
  }
  mitk::Image::Pointer mitkImage = reader->GetOutput();

  // ITK: Image smoothing
  // Create ITK image, cast from MITK image
  typedef itk::Image< short , 3 > ImageType;
  ImageType::Pointer itkImage = ImageType::New();
  mitk::CastToItkImage( mitkImage, itkImage );

  typedef itk::DiscreteGaussianImageFilter<ImageType, ImageType > FilterType;
  FilterType::Pointer filter = FilterType::New();
  filter->SetInput( itkImage );
  filter->SetVariance( 2 );
  filter->SetMaximumKernelWidth( 5 );

  filter->Update(); // run filter

  // reimport filtered image data
  mitk::CastToMitkImage( filter->GetOutput(), mitkImage );

  // VTK: Show result in renderwindow
  vtkImageViewer *viewer=vtkImageViewer::New();
  vtkRenderWindowInteractor* renderWindowInteractor
      =vtkRenderWindowInteractor ::New();
  viewer->SetupInteractor(renderWindowInteractor);
  viewer->SetInput(mitkImage->GetVtkImageData());
  viewer->Render();
  viewer->SetColorWindow(255);
  viewer->SetColorLevel(128);
  renderWindowInteractor->Start();

  renderWindowInteractor->Delete();
  viewer->Delete();

  return EXIT_SUCCESS;
}