shithub: soundpipe

ref: 8a700fc7e0d8f2815e353de9aae8ad7b3594eb1a
dir: /h/smoothdelay.h/

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typedef struct {
    SPFLOAT del, maxdel, pdel;
    SPFLOAT sr;
    SPFLOAT feedback;

    int counter;
    int maxcount;

    uint32_t maxbuf;

    SPFLOAT *buf1;
    uint32_t bufpos1;
    uint32_t deltime1;

    SPFLOAT *buf2;
    uint32_t bufpos2;
    uint32_t deltime2;
    int curbuf;
} sp_smoothdelay;

int sp_smoothdelay_create(sp_smoothdelay **p);
int sp_smoothdelay_destroy(sp_smoothdelay **p);
int sp_smoothdelay_init(sp_data *sp, sp_smoothdelay *p,
        SPFLOAT maxdel, uint32_t interp);
int sp_smoothdelay_compute(sp_data *sp, sp_smoothdelay *p, SPFLOAT *in, SPFLOAT *out);