#ifndef __AUDIO_PLAYER_H__ 
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#define __AUDIO_PLAYER_H__ 
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#ifdef __cplusplus 
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extern "C" { 
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#endif 
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#define AUDIO_PLAYER_EXPORT __attribute ((visibility("default"))) 
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#define AUDIO_PLAYER_EV_BEGIN    0x01 
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#define AUDIO_PLAYER_EV_START    0x02 
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#define AUDIO_PLAYER_EV_END      0x03 
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#define AUDIO_PLAYER_EV_ERROR    0x04 
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#define AUDIO_PLAYER_EV_PAUSED   0x05 
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#define AUDIO_PLAYER_EV_PLAYING  0x06 
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#define AUDIO_PLAYER_EV_STOPPED  0x07 
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typedef int (*audio_player_callback)(void *userdata, int ev); 
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typedef struct audio_player audio_player_t; 
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AUDIO_PLAYER_EXPORT audio_player_t *audio_player_new(audio_player_callback ccb, void *userdata); 
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AUDIO_PLAYER_EXPORT int audio_player_delete(audio_player_t *aplayer); 
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AUDIO_PLAYER_EXPORT int audio_player_play(audio_player_t *aplayer, char *path); 
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AUDIO_PLAYER_EXPORT int audio_player_pause(audio_player_t *aplayer); 
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AUDIO_PLAYER_EXPORT int audio_player_resume(audio_player_t *aplayer); 
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AUDIO_PLAYER_EXPORT int audio_player_stop(audio_player_t *aplayer); 
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AUDIO_PLAYER_EXPORT int audio_player_get_volume(char *dev, int *l_vol, int *r_vol); 
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AUDIO_PLAYER_EXPORT int audio_player_set_volume(char *dev, int l_vol, int r_vol); 
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AUDIO_PLAYER_EXPORT int audio_player_set_channel_volume(audio_player_t *aplayer, float multiplier); 
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AUDIO_PLAYER_EXPORT int audio_player_set_device(audio_player_t *aplayer, char *device); 
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#ifdef __cplusplus 
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} 
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#endif 
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#endif 
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