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fm95/lib/hilbert.h
2025-01-01 02:07:16 +01:00

16 lines
398 B
C

#include <stdlib.h>
#include <math.h>
#include "constants.h"
#define D_SIZE 256
#define NZEROS 200
typedef struct {
float* delay;
int dptr;
float coeffs[NZEROS];
} HilbertTransformer;
void init_hilbert(HilbertTransformer *hilbert);
void apply_hilbert(HilbertTransformer *hilbert, float sample, float *output_0deg, float *output_90deg);
void exit_hilbert(HilbertTransformer *hilbert);