TimeDomainFeatures.h

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#ifndef GRT_TIME_DOMAIN_FEATURES_HEADER
#define GRT_TIME_DOMAIN_FEATURES_HEADER

#include "../../CoreModules/FeatureExtraction.h"
#include "../../Util/Util.h"

GRT_BEGIN_NAMESPACE

class GRT_API TimeDomainFeatures : public FeatureExtraction{
public:
    TimeDomainFeatures(const UINT bufferLength=100,const UINT numFrames=10,const UINT numDimensions = 1,const bool offsetInput = false,const bool useMean = true,const bool useStdDev = true,const bool useEuclideanNorm = true,const bool useRMS = true);
    
    TimeDomainFeatures(const TimeDomainFeatures &rhs);
    
    virtual ~TimeDomainFeatures();
    
    TimeDomainFeatures& operator=(const TimeDomainFeatures &rhs);
    
    virtual bool deepCopyFrom(const FeatureExtraction *featureExtraction);
    
    virtual bool computeFeatures(const VectorFloat &inputVector);
    
    virtual bool reset();
    
    virtual bool save( std::fstream &file ) const;
    
    virtual bool load( std::fstream &file );
    
    bool init(const UINT bufferLength,const UINT numFrames,const UINT numDimensions,const bool offsetInput,const bool useMean,const bool useStdDev,const bool useEuclideanNorm,const bool useRMS);
    
    VectorFloat update(const Float x);
    
    VectorFloat update(const VectorFloat &x);
    
    const CircularBuffer< VectorFloat > &getBufferData() const;
    
    //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;
    using MLBase::train;
    using MLBase::train_;
    using MLBase::predict;
    using MLBase::predict_;

    static std::string getId();
    
protected:
    UINT bufferLength;
    UINT numFrames;
    bool offsetInput;
    bool useMean;
    bool useStdDev;
    bool useEuclideanNorm;
    bool useRMS;
    CircularBuffer< VectorFloat > dataBuffer;
    
private:
    static RegisterFeatureExtractionModule< TimeDomainFeatures > registerModule;
    static std::string id;
};

GRT_END_NAMESPACE

#endif //GRT_TIME_DOMAIN_FEATURES_HEADER