多张图转 mha¶

static const QString filePath = "E:/dcm_data/tmp_imgs/";
int main(int argc, char* argv[])
{
    using PixelType = unsigned short;
    constexpr unsigned int itk_dimension = 3;
    using ImageType = itk::Image<PixelType, itk_dimension>;
    using ReaderType = itk::ImageSeriesReader<ImageType>;
    using WriterType = itk::ImageFileWriter<ImageType>;
    using NameGeneratorType = itk::NumericSeriesFileNames;
    ReaderType::Pointer itk_reader_png = ReaderType::New();
    WriterType::Pointer itk_writer_mhd = WriterType::New();
    NameGeneratorType::Pointer itk_nameGenerator = NameGeneratorType::New();
    itk_nameGenerator->SetSeriesFormat((filePath + QString("tmp%05d.jpg")).toLocal8Bit().data());
    itk_nameGenerator->SetStartIndex(static_cast<unsigned long>(1));
    itk_nameGenerator->SetEndIndex(static_cast<unsigned long>(98));
    itk_nameGenerator->SetIncrementIndex(static_cast<unsigned long>(1));
    itk_reader_png->SetImageIO(itk::JPEGImageIO::New());
    itk_reader_png->SetFileNames(itk_nameGenerator->GetFileNames());
    itk_writer_mhd->SetFileName("./1.mha");
    itk_writer_mhd->SetInput(itk_reader_png->GetOutput());
    try {
        itk_writer_mhd->Update();
    }
    catch (itk::ExceptionObject& err) {
        qDebug() << "fail:" << err.GetDescription();
        return EXIT_FAILURE;
    }
    return EXIT_SUCCESS;
}