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() );
}
}
void operator()( const Parameter ¶m )
{
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();
}
