ref: 29851f9c445d41cd82e422cb4b8c13fd2a13aea5
dir: /modules/peakeq.c/
/* this file is placed in the public domain */ #include <stdlib.h> #include <math.h> #include <stdint.h> #define SK_PEAKEQ_PRIV #include "tangled/peakeq.h" #include "soundpipe.h" int sp_peakeq_create(sp_peakeq **p) { *p = malloc(sizeof(sp_peakeq)); return SP_OK; } int sp_peakeq_destroy(sp_peakeq **p) { sp_peakeq *pp; pp = *p; free(pp->peakeq); free(*p); return SP_OK; } int sp_peakeq_init(sp_data *sp, sp_peakeq *p) { p->peakeq = malloc(sizeof(sk_peakeq)); sk_peakeq_init(p->peakeq, sp->sr); p->freq = 1000; p->bw = 125; p->gain = 2; sk_peakeq_freq(p->peakeq, p->freq); sk_peakeq_bandwidth(p->peakeq, p->bw); sk_peakeq_gain(p->peakeq, p->gain); return SP_OK; } int sp_peakeq_compute(sp_data *sp, sp_peakeq *p, SPFLOAT *in, SPFLOAT *out) { sk_peakeq_freq(p->peakeq, p->freq); sk_peakeq_bandwidth(p->peakeq, p->bw); sk_peakeq_gain(p->peakeq, p->gain); *out = sk_peakeq_tick(p->peakeq, *in); return SP_OK; }