warp_filter->SetOutputSpacing(input->GetSpacing());
warp_filter->SetOutputOrigin(input->GetOrigin());
warp_filter->SetOutputSize(input->GetLargestPossibleRegion().GetSize());
warp_filter->SetOutputSpacing(input->GetSpacing());
warp_filter->SetOutputOrigin(input->GetOrigin());
warp_filter->SetOutputSize(input->GetLargestPossibleRegion().GetSize());