SpecPowerMeter.h

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/**********************************************************************
 
  Audacity: A Digital Audio Editor
 
  SpecPowerMeter.h
 
  Philipp Sibler
 
**********************************************************************/
 
#ifndef __AUDACITY_SPECPOWERMETER_H_
#define __AUDACITY_SPECPOWERMETER_H_
 
#include <cstddef>
#include "SampleFormat.h"
 
class SpecPowerCalculation
{
   const size_t mSigLen;
   
   Floats mSigI;
   Floats mSigFR;
   Floats mSigFI;
 
   float CalcBinPower(float* sig_f_r, float* sig_f_i, int loBin, int hiBin);
   int Freq2Bin(float fc);
public:
   SpecPowerCalculation(size_t sigLen);
   ~SpecPowerCalculation();
   
   float CalcPower(float* sig, float fc, float bw);
};
 
#endif