w->SetCompression(bbGetInputCompression());
w->SetFileDimensionality(bbGetInputIn()->GetDataDimension()); // NTU
std::string userGivenName = bbGetInputFilename();
w->SetCompression(bbGetInputCompression());
w->SetFileDimensionality(bbGetInputIn()->GetDataDimension()); // NTU
std::string userGivenName = bbGetInputFilename();