[ITK] [ITK-users] Geodesic Active Contour Error: Inputs do not occupy the same physical space!

[Bill Lorensen]

Run updates on your filters, not your images.

On Mon, May 16, 2016 at 12:54 PM, Robert <scorpiuni at gmail.com> wrote:
> Hello,
> Yes, the Update was actually part of the problem, why could I forget this...
> However, now I have this result:
> Code:
> fastMarching->GetOutput()->SetOrigin(sigmoid->GetOutput()->GetOrigin());
>   fastMarching->GetOutput()->SetSpacing(sigmoid->GetOutput()->GetSpacing());
>
> fastMarching->GetOutput()->SetDirection(sigmoid->GetOutput()->GetDirection());
>   fastMarching->GetOutput()->Update();
>   geodesicActiveContour->SetInput(  fastMarching->GetOutput() );
> //  geodesicActiveContour->SetInput(  fastMarching->GetOutput() );
> //  geodesicActiveContour->Print( std::cout );
>
>
>   std::cout << "-------After geodesicActiveContour fastmarching ->
> GetOutput() IMPORTANT--------"<< std::endl;
>   const InternalImageType::PointType & origin3 =
> fastMarching->GetOutput()->GetOrigin();
>   std::cout << "Origin FastMarching = ";
>   std::cout << origin3[0] << ", "
>   << origin3[1] << ", "
>   << origin3[2] << std::endl;
>   InternalImageType::SpacingType spacing =
> fastMarching->GetOutput()->GetSpacing();
>   std::cout << "spacing FastMarching = ";
>   std::cout << spacing[0] << ", "
>   << spacing[1] << ", "
>   << spacing[2] << std::endl;
>   const InternalImageType::DirectionType& direction =
> fastMarching->GetOutput()->GetDirection();
>   std::cout << "Direction fast marching = " << std::endl;
>   std::cout << direction << std::endl;
>
>
>
>  // float ori[3] = {7, 7, 7};
>  // sigmoid->GetOutput()->SetOrigin(ori);
>   geodesicActiveContour->SetFeatureImage( sigmoid->GetOutput() );
>  // sigmoid->GetOutput()->Set
>   fastMarching->GetOutput()->Update();
>   const InternalImageType::PointType & originx =
> sigmoid->GetOutput()->GetOrigin();
>   std::cout << "Origin Sigmoid= ";
>   std::cout << originx[0] << ", "
>   << originx[1] << ", "
>   << originx[2] << std::endl;
>   InternalImageType::SpacingType spacing1 =
> sigmoid->GetOutput()->GetSpacing();
>   std::cout << "spacing Sigmoid = ";
>   std::cout << spacing1[0] << ", "
>   << spacing1[1] << ", "
>   << spacing1[2] << std::endl;
>   const InternalImageType::DirectionType& direction1 =
> sigmoid->GetOutput()->GetDirection();
>   std::cout << "Direction Sigmoid = " << std::endl;
>   std::cout << direction1 << std::endl;
> //  geodesicActiveContour->SetFeatureImage( sigmoid->GetOutput() );
> //  geodesicActiveContour->Print( std::cout );
>
> Console Output:
>
> Origin FastMarching = 7.29914, 10.5533, -7.87177
> spacing FastMarching = 0.16, 0.16, 0.16
> Direction fast marching =
> -1 0 0
> 0 -1 0
> 0 0 1
>
> Origin Sigmoid= 7.29914, 10.5533, -7.87177
> spacing Sigmoid = 0.16, 0.16, 0.16
> Direction Sigmoid =
> -1 0 0
> 0 -1 0
> 0 0 1
>
> -------After thresholder--------
> Origin Thresholder = 7.29914, 10.5533, -7.87177
> Exception caught !
>
> itk::ExceptionObject (0x125d5f0)
> Location: "void itk::ImageToImageFilter<TInputImage,
> TOutputImage>::VerifyInputInformation() [with TInputImage =
> itk::Image<float, 3u>; TOutputImage = itk::Image<float, 3u>]"
> File: /usr/local/include/ITK-4.9/itkImageToImageFilter.hxx
> Line: 250
> Description: itk::ERROR:
> GeodesicActiveContourLevelSetImageFilter(0x1256d40): Inputs do not occupy
> the same physical space!
> InputImage Origin: [0.0000000e+00, 0.0000000e+00, 0.0000000e+00],
> InputImage_1 Origin: [7.2991424e+00, 1.0553263e+01, -7.8717673e+00]
>         Tolerance: 1.0000000e-06
> InputImage Spacing: [1.0000000e+00, 1.0000000e+00, 1.0000000e+00],
> InputImage_1 Spacing: [1.6000000e-01, 1.6000000e-01, 1.5999985e-01]
>         Tolerance: 1.0000000e-06
> InputImage Direction: 1.0000000e+00 0.0000000e+00 0.0000000e+00
> 0.0000000e+00 1.0000000e+00 0.0000000e+00
> 0.0000000e+00 0.0000000e+00 1.0000000e+00
> , InputImage_1 Direction: -1.0000000e+00 0.0000000e+00 0.0000000e+00
> 0.0000000e+00 -1.0000000e+00 0.0000000e+00
> 0.0000000e+00 0.0000000e+00 1.0000000e+00
>
>         Tolerance: 1.0000000e-06
>
> So the error is still the same as before, even with my 2 filters
> updated/having the same output now.... Is there another Update() that I
> missed? I mean, it should now get 2 times the same values, right?
>
>
>
> --
> View this message in context: http://itk-insight-users.2283740.n2.nabble.com/Geodesic-Active-Contour-Error-Inputs-do-not-occupy-the-same-physical-space-tp7588851p7588855.html
> Sent from the ITK Insight Users mailing list archive at Nabble.com.
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