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#include "../common/filter.h"
typedef struct scrambler {
double carrier_phaseshift256; /* carrier phase shift per sample */
double carrier_phase256; /* current phase of carrier frequency */
filter_lowpass_t lp; /* filter to remove carrier frequency */
} scrambler_t;
void scrambler_init(void);
void scrambler_setup(scrambler_t *scrambler, int samplerate);
void scrambler(scrambler_t *scrambler, int16_t *samples, int length);
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