ref: 0df3039072e1eb47d710348117063fa45cfaf2dd
dir: /modules/count.c/
/* This code is placed in the public domain. */ #include <stdlib.h> #include "soundpipe.h" int sp_count_create(sp_count **p) { *p = malloc(sizeof(sp_count)); return SP_OK; } int sp_count_destroy(sp_count **p) { free(*p); return SP_OK; } int sp_count_init(sp_data *sp, sp_count *p) { USED(sp); p->count = 4; p->curcount = -1; p->mode = 0; return SP_OK; } int sp_count_compute(sp_data *sp, sp_count *p, SPFLOAT *in, SPFLOAT *out) { USED(sp); if (*in){ if (p->mode == 0) { p->curcount = (p->curcount + 1) % p->count; } else { if (p->curcount == -2) { *out = -2; return SP_OK; } if (p->curcount >= p->count - 1) { p->curcount = -2; } else { if (p->curcount == -1) p->curcount = 0; else p->curcount++; } } } *out = p->curcount; return SP_OK; }