BUG: Free digitized image after filter execution

Author: blowekamp

include/itkCoocurrenceTextureFeaturesImageFilter.h

@@ -224,6 +224,7 @@ class ITK_TEMPLATE_EXPORT CoocurrenceTextureFeaturesImageFilter:public ImageToIm
 
   /** This method causes the filter to generate its output. */
   virtual void BeforeThreadedGenerateData() ITK_OVERRIDE;
+  virtual void AfterThreadedGenerateData() ITK_OVERRIDE;
   virtual void ThreadedGenerateData(const OutputRegionType & outputRegionForThread,
                                     ThreadIdType threadId) ITK_OVERRIDE;
   virtual void UpdateOutputInformation() ITK_OVERRIDE;

include/itkCoocurrenceTextureFeaturesImageFilter.hxx

@@ -114,6 +114,16 @@ CoocurrenceTextureFeaturesImageFilter<TInputImage, TOutputImage>
   outputPtr->Allocate();
 }
 
+template<typename TInputImage, typename TOutputImage>
+void
+CoocurrenceTextureFeaturesImageFilter<TInputImage, TOutputImage>
+::AfterThreadedGenerateData()
+{
+  // free internal image
+  this->m_DigitalisedInputImageg = ITK_NULLPTR;
+}
+
+
 template<typename TInputImage, typename TOutputImage>
 void
 CoocurrenceTextureFeaturesImageFilter<TInputImage, TOutputImage>