dirform1.h

来自「digital filter designer s handbook heade」· C头文件 代码 · 共 31 行

//
//  File = dirform1.h
//

#ifndef _DIRFORM1_H_
#define _DIRFORM1_H_

#include "filt_imp.h"

class DirectFormFir : public FilterImplementation
{
public:
  DirectFormFir( int num_taps,
                 double *coeff,
                 long coeff_quan_factor,
                 long input_quan_factor);
  double ProcessSample( double input_val );
  int GetNumTaps( void );

private:
  int Num_Taps;
  long *Input_Buffer;
  long *Quan_Coeff;
  int Write_Indx;
  long Input_Quan_Factor;
  double Output_Quan_Factor;

};

#endif