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;
}
Example #2
0
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;
}