MedianFilter.h

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#ifndef GRT_MEDIAN_FILTER_HEADER
#define GRT_MEDIAN_FILTER_HEADER

#include "../CoreModules/PreProcessing.h"

GRT_BEGIN_NAMESPACE

class GRT_API MedianFilter : public PreProcessing {
 public:
 MedianFilter(const UINT filterSize = 5,const UINT numDimensions = 1);
 
 MedianFilter(const MedianFilter &rhs);
 
 virtual ~MedianFilter();
 
 MedianFilter& operator=(const MedianFilter &rhs);
 
 virtual bool deepCopyFrom(const PreProcessing *preProcessing);
 
 virtual bool process(const VectorFloat &inputVector);
 
 virtual bool reset();
 
 virtual bool save( std::fstream &file) const;
 
 virtual bool load( std::fstream &file );
 
 bool init(const UINT filterSize,const UINT numDimensions);
 
 Float filter(const Float x);
 
 VectorFloat filter(const VectorFloat &x);
 
 UINT getFilterSize() const;
 
 VectorFloat getFilteredData() const;
 
 Vector< VectorFloat > getDataBuffer() const;

 static std::string getId();
 
 //Tell the compiler we are using the following functions from the MLBase class to stop hidden virtual function warnings
 using MLBase::save;
 using MLBase::load;
 
protected:
 UINT filterSize; 
 UINT inputSampleCounter; 
 CircularBuffer< VectorFloat > dataBuffer; 
 
private:
 static const std::string id; 
 static RegisterPreProcessingModule< MedianFilter > registerModule;
};

GRT_END_NAMESPACE

#endif //GRT_MEDIAN_FILTER_HEADER