[Insight-developers] NormalizedCorrelationImageFilter::SetTemplate parameter type

[Bradley Lowekamp]

David,

This certainly sounds like a bug.

Do you have a patch?

If the patch is not invasive and gets approved today, it may... just may be able to make it into the RC4.

Brad

On Jun 26, 2012, at 8:17 AM, David Doria wrote:

> The function NormalizedCorrelationImageFilter::SetTemplate accepts a OutputNeighborhoodType& .
> 
> http://www.itk.org/Doxygen/html/classitk_1_1NormalizedCorrelationImageFilter.html#a162b8d1f6412e4466fb39ffb85a4fa74
> 
> That type doesn't make sense, as this is an input argument. Shouldn't it be an InputNeighborhoodType (though that type doesn't seem to be defined).
> 
> I ran into this problem when doing:
> 
>   typedef itk::CovariantVector<float, 3> FloatVectorType;
>   typedef itk::Image<FloatVectorType, 2> FloatVectorImageType;
> 
>   itk::ImageKernelOperator<FloatVectorType> kernelOperator;
>   kernelOperator.SetImageKernel(extractFilter->GetOutput());
>   kernelOperator.CreateToRadius(radius);
> 
>   typedef itk::NormalizedCorrelationImageFilter<FloatVectorImageType, MaskType,
>                                                 FloatImageType> CorrelationFilterType;
>   CorrelationFilterType::Pointer correlationFilter = CorrelationFilterType::New();
>   correlationFilter->SetInput(reader->GetOutput());
>   correlationFilter->SetTemplate(kernelOperator); // Compiler error: no matching function call to SetTemplate(itk::ImageKernelOperator<itk::CovariantVector<float, 3u> >&)
>   correlationFilter->Update();
> 
> The compiler thinks OutputNeighborhoodType = itk::Neighborhood<float, 2u, itk::NeighborhoodAllocator<float> >] because 'float' is the output pixel type.
> 
> Can someone confirm that this seems like a bug?
> 
> David
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========================================================
Bradley Lowekamp  
Medical Science and Computing for
Office of High Performance Computing and Communications
National Library of Medicine 
blowekamp at mail.nih.gov



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