- if (mType == MERGEDWITHTIME) // In this case we can load the images
- // one at the time to avoid excessive
- // memory use
- {
- typedef itk::Image< InputPixelType, VImageDimension-1 > InputImageType;
- typedef itk::ImageFileReader<InputImageType> ReaderType;
- typename ReaderType::Pointer reader = ReaderType::New();
- typedef itk::ImageToVTKImageFilter <InputImageType> ConnectorType;
- typename ConnectorType::Pointer connector = ConnectorType::New();
- connector->SetInput(reader->GetOutput());
- mImage=vvImage::New();
- for (std::vector<std::string>::const_iterator i=mInputFilenames.begin();i!=mInputFilenames.end();i++)
- {
- std::cout << (*i) << std::endl;
- reader->SetFileName(*i);
- try {
- reader->Update();
- }
- catch ( itk::ExceptionObject & err ) {
- std::cerr << "Error while reading " << mInputFilenames[0].c_str()
- << " " << err << std::endl;
- std::stringstream error;
- error << err;
- mLastError = error.str();
- return;
- }
- try {
- connector->Update();
- }
- catch ( itk::ExceptionObject & err ) {
- std::cerr << "Error while setting vvImage from ITK (MERGEDWITHTIME)"
- << " " << err << std::endl;
- }
- vtkImageData *image = vtkImageData::New();
- image->DeepCopy(connector->GetOutput());
- mImage->AddImage(image);
- }
+
+ // DD(mType);
+
+ if (mType == MERGEDWITHTIME) // In this case we can load the images
+ // one at the time to avoid excessive
+ // memory use
+ {
+ mImage=vvImage::New();
+ for (std::vector<std::string>::const_iterator i=mInputFilenames.begin(); i!=mInputFilenames.end(); i++) {
+ typedef itk::Image< InputPixelType, VImageDimension-1 > InputImageType;
+ typedef itk::ImageFileReader<InputImageType> ReaderType;
+ typename ReaderType::Pointer reader = ReaderType::New();
+ reader->ReleaseDataFlagOn();
+ reader->SetFileName(*i);
+ try {
+ mImage->AddItkImage<InputImageType>(reader->GetOutput());
+ } catch ( itk::ExceptionObject & err ) {
+ std::cerr << "Error while reading " << mInputFilenames[0].c_str()
+ << " " << err << std::endl;
+ std::stringstream error;
+ error << err;
+ mLastError = error.str();
+ return;
+ }
+ }
+ } else if (mType == SLICED) {
+ mImage=vvImage::New();
+ typedef itk::Image< InputPixelType, VImageDimension > InputImageType;
+ typedef itk::ImageFileReader<InputImageType> ReaderType;
+ typename ReaderType::Pointer reader = ReaderType::New();
+ reader->SetFileName(mInputFilenames[0]);
+ reader->UpdateOutputInformation();
+
+ typedef itk::Image< InputPixelType, VImageDimension-1 > SlicedImageType;
+ typedef itk::ExtractImageFilter<InputImageType, SlicedImageType> FilterType;
+
+ typename InputImageType::RegionType inputRegion = reader->GetOutput()->GetLargestPossibleRegion();
+ typename InputImageType::SizeType inputSize = inputRegion.GetSize();
+ typename InputImageType::IndexType start = inputRegion.GetIndex();
+ typename InputImageType::SizeType extractedRegionSize = inputSize;
+ typename InputImageType::RegionType extractedRegion;
+ extractedRegionSize[VImageDimension - 1] = 0;
+ extractedRegion.SetSize(extractedRegionSize);
+ start[VImageDimension - 1] = mSlice;
+ extractedRegion.SetIndex(start);
+
+ typename FilterType::Pointer filter = FilterType::New();
+ filter->SetExtractionRegion(extractedRegion);
+ filter->SetInput(reader->GetOutput());
+ filter->ReleaseDataFlagOn();
+ try {
+ mImage->AddItkImage<SlicedImageType>(filter->GetOutput());