bool itkDataImageReaderBase::read_image(const QString& path,const char* type)
{
medAbstractData* medData = dynamic_cast<medAbstractData*>(this->data());
if (medData && medData->identifier()!=type)
return false;
typedef itk::Image<T,DIM> Image;
typename itk::ImageFileReader<Image>::Pointer TReader = itk::ImageFileReader<Image>::New();
TReader->SetImageIO(this->io);
TReader->SetFileName(path.toAscii().constData());
TReader->SetUseStreaming(true);
typename Image::Pointer im = TReader->GetOutput();
medData->setData(im);
// Recover the pixel meaning from the intent_name.
const itk::MetaDataDictionary dict = im->GetMetaDataDictionary();
std::string PixMeaning;
if (itk::ExposeMetaData(dict,"intent_name",PixMeaning))
medData->addMetaData(medAbstractImageData::PixelMeaningMetaData,QString(PixMeaning.c_str()));
TReader->Update();
return true;
}
bool itkDataImageWriterBase::write_image(const QString& path,const char* type) {
medAbstractData* medData = dynamic_cast<medAbstractData*>(this->data());
if (medData && medData->identifier()!=type)
return false;
typedef itk::Image<T,DIM> Image;
typename Image::Pointer image = dynamic_cast<Image*>((itk::Object*)(this->data()->output()));
if (image.IsNull())
return false;
if (medData->hasMetaData(medAbstractImageData::PixelMeaningMetaData)) {
itk::MetaDataDictionary& dict = image->GetMetaDataDictionary();
itk::EncapsulateMetaData(dict,"intent_name",medData->metadata(medAbstractImageData::PixelMeaningMetaData));
}
typename itk::ImageFileWriter<Image>::Pointer writer = itk::ImageFileWriter <Image>::New();
writer->SetImageIO (this->io);
writer->UseCompressionOn();
writer->SetFileName(path.toLatin1().constData());
writer->SetInput(image);
writer->Update();
return true;
}