Hi, Since the NaryAddImageFilter generates an output image with an unknown number of bands, I guess you have to call its UpdateOutputInformation() so that the downstream filters (and therefore the writer) know what to do.
Jordi Poughon Victor <[email protected]> wrote: > > Hi > > I am writing an OTB application and getting the following error at runtime: > > itk::ERROR: GDALImageIO(0xc35a30): Dimensions are not defined. > > Any ideas what it means? > Here is the DoExecute of my (very simple) application. i think the problem > comes from the way I am using itk::NaryAddImageFilter, but I don't know: > > FloatVectorImageListType::Pointer inList = GetParameterImageList("il"); > > std::vector<ExtractChannelType::Pointer> > extractChannelFilters(inList->Size(), NULL); > NaryAddImageFilterType::Pointer naryAdder = NaryAddImageFilterType::New(); > > // For each input image > for (unsigned int i = 0; i < inList->Size(); i++) > { > // Extract first band > extractChannelFilters[i] = ExtractChannelType::New(); > extractChannelFilters[i]->SetInput(inList->GetNthElement(i)); > extractChannelFilters[i]->SetChannel(1); > > // Add it > naryAdder->SetInput(i, extractChannelFilters[i]->GetOutput()); > } > > // Divide by N > MultiplyImageFilterType::Pointer divideFilter = > MultiplyImageFilterType::New(); > divideFilter->SetInput(naryAdder->GetOutput()); > divideFilter->SetConstant(1.0f/inList->Size()); > > // Write > SetParameterOutputImage("out", divideFilter->GetOutput()); > > > Thanks > > > Victor Poughon > > > > > -- -- -- Check the OTB FAQ at http://www.orfeo-toolbox.org/FAQ.html You received this message because you are subscribed to the Google Groups "otb-users" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/otb-users?hl=en --- You received this message because you are subscribed to the Google Groups "otb-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
