svkMriImageFFT.h

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/*
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/*
 *  $URL$
 *  $Rev$
 *  $Author$
 *  $Date$
 *
 *  Authors:
 *      Jason C. Crane, Ph.D.
 *      Beck Olson
 */


#ifndef SVK_MRI_IMAGE_FFT_H
#define SVK_MRI_IMAGE_FFT_H


#include <vtkObject.h>
#include <vtkObjectFactory.h>
#include <vtkImageFourierFilter.h>
#include <vtkImageFFT.h>
#include <vtkImageRFFT.h>
#include <vtkImageExtractComponents.h>
#include <svkImageAlgorithm.h>


namespace svk {


using namespace std;



class svkMriImageFFT : public svkImageAlgorithm
{

    public:

        static svkMriImageFFT* New();
        vtkTypeMacro( svkMriImageFFT, svkImageAlgorithm);

        typedef enum {
            FORWARD = 0, 
            REVERSE 
        } FFTMode;

        void             SetFFTMode( FFTMode mode );
        void             SetOperateInPlace( bool operateInPlace );
        svkImageData*    GetOutput();
        svkImageData*    GetOutput(int port);


    protected:

        svkMriImageFFT();
        ~svkMriImageFFT();

        virtual int     FillInputPortInformation(int port, vtkInformation* info);


        //  Methods:
        virtual int     RequestData(
                            vtkInformation* request, 
                            vtkInformationVector** inputVector,
                            vtkInformationVector* outputVector
                        );


    private:

        void            UpdateHeader( svkDcmHeader* targetHeader );

        FFTMode         mode; 
        bool            operateInPlace;
};


}   //svk


#endif //SVK_MRI_IMAGE_FFT_H