102 lines
1.6 KiB
C
102 lines
1.6 KiB
C
#ifndef SOUND_H
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#define SOUND_H
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struct circbuf;
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struct SDL_AudioStream;
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struct Mix_Chunk {
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int i;
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};
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struct Mix_Music {
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int i;
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};
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enum MUS {
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MUS_STOP,
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MUS_PLAY,
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MUS_PAUSE
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};
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struct soundstream {
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struct circbuf *buf;
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};
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struct soundconvstream {
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// SDL_AudioStream *srconv;
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void *data;
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};
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struct soundstream *soundstream_make();
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struct sound {
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int loop;
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int frame;
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int playing;
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float gain;
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struct wav *data;
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struct bus *bus;
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};
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struct wav {
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unsigned int ch;
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unsigned int samplerate;
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unsigned int frames;
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float gain; /* In dB */
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void *data;
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};
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struct music {
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};
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extern const char *audioDriver;
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void sound_init();
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void audio_open(const char *device);
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void audio_close();
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void sound_fillbuf(struct sound *s, short *buf, int n);
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struct wav make_sound(const char *wav);
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void wav_norm_gain(struct wav *w, double lv);
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struct sound *play_sound(struct wav *wav);
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int sound_playing(const struct sound *s);
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int sound_paused(const struct sound *s);
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int sound_stopped(const struct sound *s);
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int sound_finished(const struct sound *s);
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void sound_pause(struct sound *s);
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void sound_resume(struct sound *s);
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void sound_stop(struct sound *s);
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struct music make_music(const char *ogg);
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const char *get_audio_driver();
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void soundstream_fillbuf(struct soundstream *stream, short *buf, int n);
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void close_audio_device(int device);
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int open_device(const char *adriver);
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float short2db(short val);
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short db2short(float db);
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short short_gain(short val, float db);
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float pct2db(float pct);
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float pct2mult(float pct);
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void audio_init();
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#endif
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