《itk实用demo》-序列图像转多帧DCM

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DCM有单帧和多帧的区别

#include "itkImageSeriesReader.h"
#include "itkDICOMImageIO2.h"
#include "itkDICOMSeriesFileNames.h"
#include "itkImageFileWriter.h"

int main( int argc, char* argv[] )
{

  typedef itk::Image<short,3>                  ImageType;
  typedef itk::ImageSeriesReader< ImageType >  ReaderType;

  itk::DICOMImageIO2::Pointer dicomIO = itk::DICOMImageIO2::New();

  // Get the DICOM filenames from the directory
  itk::DICOMSeriesFileNames::Pointer nameGenerator = itk::DICOMSeriesFileNames::New();
  nameGenerator->SetDirectory( "D:\\se6\\ct");


  try
    {
    typedef std::vector<std::string> seriesIdContainer;
    const seriesIdContainer & seriesUID = nameGenerator->GetSeriesUIDs();

    seriesIdContainer::const_iterator seriesItr = seriesUID.begin();
    seriesIdContainer::const_iterator seriesEnd = seriesUID.end();

    std::cout << std::endl << "The directory: " << std::endl;
    std::cout << std::endl << "D:\\se6\\ct" << std::endl << std::endl;
    std::cout << "Contains the following DICOM Series: ";
    std::cout << std::endl << std::endl;

    while( seriesItr != seriesEnd )
      {
      std::cout << seriesItr->c_str() << std::endl;
      seriesItr++;
      }

    std::cout << std::endl << std::endl;
    std::cout << "Now reading series: " << std::endl << std::endl;

    typedef std::vector<std::string> fileNamesContainer;
    fileNamesContainer fileNames;

    if( argc < 4 ) // If no optional third argument
      {
      std::cout << seriesUID.begin()->c_str() << std::endl;
      fileNames = nameGenerator->GetFileNames();
      }
    else
      {
      std::cout << "D:\\se6\\ct2" << std::endl;
      fileNames = nameGenerator->GetFileNames( "D:\\se6\\ct2");
      }
    std::cout << std::endl << std::endl;

    ReaderType::Pointer reader = ReaderType::New();
    reader->SetFileNames( fileNames );
    reader->SetImageIO( dicomIO );

    try
      {
      reader->Update();
      }
    catch (itk::ExceptionObject &ex)
      {
      std::cout << ex << std::endl;
      return EXIT_FAILURE;
      }

    typedef itk::ImageFileWriter< ImageType > WriterType;
    WriterType::Pointer writer = WriterType::New();

    std::cout  << "Writing the image as " << std::endl << std::endl;
    std::cout  << "D:\\se6\\ct2\\1.dcm"  << std::endl << std::endl;

    writer->SetFileName( "D:\\se6\\ct2\\1.dcm" );

    writer->SetInput( reader->GetOutput() );

    try
      {
      writer->Update();
      }
    catch (itk::ExceptionObject &ex)
      {
      std::cout << ex;
      return EXIT_FAILURE;
      }
    }
  catch (itk::ExceptionObject &ex)
    {
    std::cout << ex;
    return EXIT_FAILURE;
    }

  return EXIT_SUCCESS;

}