Пример #1
0
void SetOutputNames( typename WriterType::Pointer writer, const std::string& baseFileName, unsigned int numberOfImages )
{
  if( numberOfImages > 1 )
  {
    itk::NumericSeriesFileNames::Pointer numericFileNameWriter = itk::NumericSeriesFileNames::New();

    std::string finalFileName = baseFileName;
    std::string::size_type pos = baseFileName.find_last_of(".",baseFileName.length()-1);
    if(pos==std::string::npos)
      finalFileName.append(".%d.png");
    else
      finalFileName.insert(pos,".%d");

    MITK_DEBUG << "Filename: " << finalFileName;

    numericFileNameWriter->SetEndIndex(numberOfImages);
    numericFileNameWriter->SetSeriesFormat(finalFileName.c_str());
    numericFileNameWriter->Modified();
    writer->SetFileNames(numericFileNameWriter->GetFileNames());
  }
  // if the given image is an 2D-png image, do not use the numericFileNameWriter
  // to generate the name, since it alters the fileName given as parameter
  else
  {
    writer->SetFileName( baseFileName.c_str() );
  }
}
Пример #2
0
    void operator()( const  Parameter &param )
    {
        OSLM_DEBUG( "itk::ImageSeriesWriter with PIXELTYPE "<<  fwTools::DynamicType::string<PIXELTYPE>() );

        ::fwData::Image::sptr image = param.m_dataImage;

        // VAG attention : ImageFileReader ne notifie AUCUNE progressEvent mais son ImageIO oui!!!! mais ImageFileReader ne permet pas de l'atteindre
        // car soit mis a la mano ou alors construit lors de l'Update donc trop tard
        // Il faut dont creer une ImageIO a la mano (*1*): affecter l'observation  sur IO (*2*) et mettre le IO dans le reader (voir *3*)

        // Reader IO (*1*)
        typename itk::ImageIOBase::Pointer imageIOWrite = itk::ImageIOFactory::CreateImageIO( "image.jpg", itk::ImageIOFactory::WriteMode);
        assert( imageIOWrite.IsNotNull() );

        // create writer
        typedef itk::Image< PIXELTYPE, 3> itkImageType;
        typedef itk::Image< unsigned char, 2 >      Image2DType;
        typedef typename  itk::ImageSeriesWriter< itkImageType, Image2DType > WriterType;
        typename WriterType::Pointer writer = WriterType::New();

        // set observation (*2*)
        itk::LightProcessObject::Pointer castHelper= (itk::LightProcessObject *)(imageIOWrite.GetPointer());
        assert( castHelper.IsNotNull() );
        Progressor progress(castHelper, param.m_fwWriter, param.m_filename);

        // create itk Image
        typename itkImageType::Pointer itkImage = ::fwItkIO::itkImageFactory<itkImageType>( image );

        typedef ::itk::IntensityWindowingImageFilter< itkImageType, itkImageType > RescaleFilterType;
        typename RescaleFilterType::Pointer rescaleFilter = RescaleFilterType::New();

        double min, max;
        ::fwData::Composite::sptr poolTF;
        poolTF = image->getField< ::fwData::Composite>( ::fwComEd::Dictionary::m_transferFunctionCompositeId );
        if(poolTF)
        {
            ::fwData::Composite::iterator iter = poolTF->find(::fwData::TransferFunction::s_DEFAULT_TF_NAME);
            if(iter != poolTF->end())
            {
                ::fwData::TransferFunction::sptr tf;
                tf = ::fwData::TransferFunction::dynamicCast(iter->second);
                min = tf->getWLMinMax().first;
                max = tf->getWLMinMax().second;
            }
        }
        else
        {
            ::fwComEd::fieldHelper::MedicalImageHelpers::getMinMax(image, min, max);
        }

        rescaleFilter->SetWindowMinimum( min );
        rescaleFilter->SetWindowMaximum( max );
        rescaleFilter->SetOutputMinimum( 0 );
        rescaleFilter->SetOutputMaximum( 255 );
        rescaleFilter->InPlaceOff();
        rescaleFilter->SetInput( itkImage );
        rescaleFilter->Update();

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

        typedef itk::NumericSeriesFileNames    NameGeneratorType;

        NameGeneratorType::Pointer nameGenerator = NameGeneratorType::New();

        std::string format = param.m_filename;
        format += "/%04d.jpg";
        nameGenerator->SetSeriesFormat( format.c_str() );
        nameGenerator->SetStartIndex( 1 );
        nameGenerator->SetEndIndex( image->getSize()[2] );
        nameGenerator->SetIncrementIndex( 1 );

        writer->SetFileNames( nameGenerator->GetFileNames() );

        writer->SetImageIO( imageIOWrite  );

        // save image;
        writer->Update();
    }