mitkITKDICOMSeriesReaderHelper.h

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/*============================================================================
 
The Medical Imaging Interaction Toolkit (MITK)
 
Copyright (c) German Cancer Research Center (DKFZ)
All rights reserved.
 
Use of this source code is governed by a 3-clause BSD license that can be
found in the LICENSE file.
 
============================================================================*/
 
#ifndef mitkITKDICOMSeriesReaderHelper_h
#define mitkITKDICOMSeriesReaderHelper_h
 
#include <mitkImage.h>
#include <mitkGantryTiltInformation.h>
#include <mitkDICOMTag.h>
 
#include <itkGDCMImageIO.h>
 
/* Forward deceleration of an DCMTK class. Used in the tpp but part of the interface.*/
class OFDateTime;
 
namespace mitk
{
 
class ITKDICOMSeriesReaderHelper
{
  public:
 
    static const DICOMTag AcquisitionDateTag;  
    static const DICOMTag AcquisitionTimeTag;  
    static const DICOMTag TriggerTimeTag;      
 
    typedef std::vector<std::string> StringContainer;
    typedef std::list<StringContainer> StringContainerList;
 
    Image::Pointer Load( const StringContainer& filenames, bool correctTilt, const GantryTiltInformation& tiltInfo );
 
    Image::Pointer Load3DnT( const StringContainerList& filenamesLists, bool correctTilt, const GantryTiltInformation& tiltInfo );
 
    static bool CanHandleFile(const std::string& filename);
 
  private:
 
    typedef std::vector<TimeBounds> TimeBoundsList;
    typedef itk::FixedArray<OFDateTime,2>  DateTimeBounds;
 
 
    static bool ExtractDateTimeBoundsAndTriggerOfTimeStep( const StringContainer& filenamesOfTimeStep,
      DateTimeBounds& bounds, TimeBounds& triggerBounds);
 
    static bool ExtractTimeBoundsOfTimeStep(const StringContainer& filenamesOfTimeStep,
                                                 TimeBounds& bounds,
                                                 const OFDateTime& baselineDateTime,
                                                 bool& usedTriggerBounds);
 
    static TimeBoundsList ExtractTimeBoundsOfTimeSteps (const StringContainerList& filenamesOfTimeSteps);
 
    static TimeGeometry::Pointer GenerateTimeGeometry(const BaseGeometry* templateGeometry, const TimeBoundsList& boundsList);
 
    template <typename ImageType>
    typename ImageType::Pointer
    FixUpTiltedGeometry( ImageType* input, const GantryTiltInformation& tiltInfo );
 
    template <typename PixelType, unsigned int TDim>
    Image::Pointer
    LoadDICOMByITK( const StringContainer& filenames,
                    bool correctTilt,
                    const GantryTiltInformation& tiltInfo,
                    itk::GDCMImageIO::Pointer& io);
 
    template<unsigned int TDim>
    mitk::Image::Pointer
    LoadByTypeDispatch(const StringContainer& filenames,
        bool correctTilt,
        const GantryTiltInformation& tiltInfo,
        itk::GDCMImageIO::Pointer& io);
 
 
    template <typename PixelType>
    Image::Pointer
    LoadDICOMByITK3DnT( const StringContainerList& filenames,
                        bool correctTilt,
                        const GantryTiltInformation& tiltInfo,
                        itk::GDCMImageIO::Pointer& io);
 
 
};
 
}
 
#endif