frequencyshifter.h

#ifndef _FREQUENCYSHIFTER_H_
#define _FREQUENCYSHIFTER_H_

#include <complex>

#include "detectortypes.h"

class FrequencyShifter {
    
public:
    enum HilbertMode {
        // Choose Hilbert method
        fir,      
        fft       
    };
    FrequencyShifter(const inputSample_t* inputSignal,
                     const std::size_t inputSignalSize,
                     const double sr,
                     HilbertMode mode = HilbertMode::fir);
    
     ~FrequencyShifter();
    
    void shift(const parameter_t fShift,
               inputSample_t* shiftedSignal,
               const std::size_t shiftedSignalSize);
        
protected:
    const inputSample_t* inputSignal;
    const std::size_t inputSignalSize;
    std::complex<inputSample_t>* analyticSignal;
    const parameter_t sr;
    
};

#endif