//======================================================================
// audio.h
//
// NOTE:  Let's change the name of this file to RigAudio.h.
//======================================================================

#ifndef __iop_audio_h__
#define __iop_audio_h__

#include <Audio.h>
#include "config.h"

class RigAudio 
{
  public:
  RigAudio(AudioConfig& c): _config(c) {}

  void init() const;

  void muteRx() const;
  void unmuteRx() const;

  void muteAllTx() const;

  void muteMicIn() const;
  void unmuteMicIn() const;

  void muteLineIn() const;
  void unmuteLineIn() const;

  void muteUSBIn() const;
  void unmuteUSBIn() const;

  void muteTTIn() const;
  void unmuteTTIn() const;

  void muteSpkrOut() const;
  void unmuteSpkrOut() const;

  void muteLineOut() const;
  void unmuteLineOut() const;
  
  void muteUSBOut() const;
  void unmuteUSBOut() const;

  private:
  AudioConfig _config;
};

//======================================================================

class IFilter {
  public:
  virtual ~IFilter() {}  
  virtual void enable() = 0;
  virtual void disable() = 0;
};

class BPFilter : public IFilter {
  
  public:
  
  BPFilter(double f1, double f2, bool use_center, short int window=-1, short int coeff=-1);
  void init(AudioFilterFIR* filter=NULL, short* coefficients=NULL);
  void setFreqLo(double f);
  void setFreqHi(double f);
  void setBand(double f1, double f2);
  void setCenter(double c);
  void setWidth(double w);
  void setCenterAndWidth(double c, double w);
  virtual void enable();
  virtual void disable();

  private:
  
  double _freq_lo;
  double _freq_hi;
  short int _window;
  short int _coeff;
  float _recovery;          // recovery amplifier value

  AudioFilterFIR* _filter; // = &filterRX;
  short* _coefficients;
};

//======================================================================

/*
void audioInit();
void audioSelectTxInput(TxInput);
void audioTransmit();
void audioReceive();
void audioCalibrate(AudioConfig *, char, char, char, float, bool);
*/

#endif

//======================================================================
// EOF
//======================================================================