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Files
fm95/filter/bs412.h

27 lines
519 B
C

#pragma once
#ifdef DEBUG
#define BS412_DEBUG
#endif
#include <math.h>
#ifdef BS412_DEBUG
#include "../lib/debug.h"
#endif
typedef struct
{
int sample_counter;
int sample_rate;
float target;
float attack;
float release;
float gain;
double sample;
} BS412Compressor;
float dbr_to_deviation(float dbr);
float deviation_to_dbr(float deviation);
void init_bs412(BS412Compressor *mpx, float target_power, float attack, float release, int sample_rate);
float bs412_compress(BS412Compressor *mpx, float deviation);