/*
* Generate the information decribing the output data. The default
* implementation of this method will copy information from the input to the
* output. A filter may override this method if its output will have different
* information than its input. For instance, a filter that shrinks an image will
* need to provide an implementation for this method that changes the spacing of
* the pixels. Such filters should call their superclass' implementation of this
* method prior to changing the information values they need (i.e.
* GenerateOutputInformation() should call
* Superclass::GenerateOutputInformation() prior to changing the information.
*/
void mitk::ExtractImageFilter::GenerateOutputInformation()
{
Image::Pointer output = this->GetOutput();
Image::ConstPointer input = this->GetInput();
if (input.IsNull()) return;
if ( m_SliceDimension >= input->GetDimension() && input->GetDimension() != 2 )
{
MITK_ERROR << "mitk::ExtractImageFilter:GenerateOutputInformation m_SliceDimension == " << m_SliceDimension << " makes no sense with an " << input->GetDimension() << "D image." << std::endl;
itkExceptionMacro("This is not a sensible value for m_SliceDimension.");
return;
}
unsigned int sliceDimension( m_SliceDimension );
if ( input->GetDimension() == 2)
{
sliceDimension = 2;
}
unsigned int tmpDimensions[2];
switch ( sliceDimension )
{
default:
case 2:
// orientation = PlaneGeometry::Axial;
tmpDimensions[0] = input->GetDimension(0);
tmpDimensions[1] = input->GetDimension(1);
break;
case 1:
// orientation = PlaneGeometry::Frontal;
tmpDimensions[0] = input->GetDimension(0);
tmpDimensions[1] = input->GetDimension(2);
break;
case 0:
// orientation = PlaneGeometry::Sagittal;
tmpDimensions[0] = input->GetDimension(1);
tmpDimensions[1] = input->GetDimension(2);
break;
}
output->Initialize(input->GetPixelType(), 2, tmpDimensions, 1 /*input->GetNumberOfChannels()*/);
// initialize the spacing of the output
/*
Vector3D spacing = input->GetSlicedGeometry()->GetSpacing();
if(input->GetDimension()>=2)
spacing[2]=spacing[1];
else
spacing[2] = 1.0;
output->GetSlicedGeometry()->SetSpacing(spacing);
*/
output->SetPropertyList(input->GetPropertyList()->Clone());
}
void mitk::ImageTimeSelector::GenerateOutputInformation()
{
Image::ConstPointer input = this->GetInput();
Image::Pointer output = this->GetOutput();
itkDebugMacro(<<"GenerateOutputInformation()");
int dim=(input->GetDimension()<3?input->GetDimension():3);
output->Initialize(input->GetPixelType(), dim, input->GetDimensions());
if( (unsigned int) m_TimeNr >= input->GetDimension(3) )
{
m_TimeNr = input->GetDimension(3)-1;
}
// initialize geometry
output->SetGeometry(dynamic_cast<Geometry3D*>(input->GetSlicedGeometry(m_TimeNr)->Clone().GetPointer()));
output->SetPropertyList(input->GetPropertyList()->Clone());
}
