prosperon/source/engine/sound/sound.h
2023-11-27 20:29:55 +00:00

60 lines
1.2 KiB
C

#ifndef SOUND_H
#define SOUND_H
#include "script.h"
typedef float soundbyte;
struct dsp_node;
/* A bookmark into a wav, actually playing the sound */
typedef struct sound {
unsigned int frame; /* Pointing to the current frame on the wav */
struct wav *data;
int loop;
JSValue hook;
} sound;
/* Represents a sound file source, fulled loaded*/
typedef struct wav {
unsigned int ch;
unsigned int samplerate;
unsigned long long frames;
soundbyte *data;
} wav;
/* Represents a sound file stream */
typedef struct mp3 {
} mp3;
typedef struct qoa {
// struct qoa_desc desc;
} qoa;
void sound_init();
void audio_open(const char *device);
void audio_close();
struct wav *make_sound(const char *wav);
void free_sound(const char *wav);
void wav_norm_gain(struct wav *w, double lv);
struct dsp_node *dsp_source(char *path);
struct dsp_node *dsp_mod(const char *path);
int sound_finished(const struct sound *s);
struct mp3 make_mp3(const char *mp3);
float short2db(short val);
short db2short(float db);
short short_gain(short val, float db);
float fgain(float val, float db);
float float2db(float val);
float db2float(float db);
float pct2db(float pct);
float pct2mult(float pct);
#endif