prosperon/source/engine/sound.h

102 lines
1.9 KiB
C

#ifndef SOUND_H
#define SOUND_H
#include "cbuf.h"
typedef float soundbyte;
struct Mix_Chunk {
int i;
};
struct Mix_Music {
int i;
};
enum MUS {
MUS_STOP,
MUS_PLAY,
MUS_PAUSE
};
struct soundstream {
struct circbuf *buf;
};
struct soundstream *soundstream_make();
/* A bookmark into a wav, actually playing the sound */
struct sound {
int loop; /* How many times to loop */
unsigned int frame; /* Pointing to the current frame on the wav */
int playing;
float gain;
struct wav *data;
struct bus *bus;
void (*endcb)(struct sound*);
};
/* Represents a sound file */
struct wav {
unsigned int ch;
unsigned int samplerate;
unsigned long long frames;
float gain; /* In dB */
soundbyte *data;
};
struct mp3 {
};
void sound_init();
void audio_open(const char *device);
void audio_close();
void sound_fillbuf(struct sound *s, soundbyte *buf, int n);
void mini_sound(char *path);
void mini_master(float v);
void mini_music_play(char *path);
void mini_music_pause();
void mini_music_stop();
struct wav *make_sound(const char *wav);
void free_sound(const char *wav);
void wav_norm_gain(struct wav *w, double lv);
struct sound *play_sound(struct wav *wav);
void play_oneshot(struct wav *wav);
int sound_playing(const struct sound *s);
int sound_paused(const struct sound *s);
int sound_stopped(const struct sound *s);
int sound_finished(const struct sound *s);
void sound_pause(struct sound *s);
void sound_resume(struct sound *s);
void sound_stop(struct sound *s);
struct mp3 make_mp3(const char *mp3);
const char *get_audio_driver();
void soundstream_fillbuf(struct soundstream *stream, soundbyte *buf, int n);
void close_audio_device(int device);
int open_device(const char *adriver);
float short2db(short val);
short db2short(float db);
short short_gain(short val, float db);
float pct2db(float pct);
float pct2mult(float pct);
void audio_init();
#endif