owntone-server/src/player.h

#ifndef __PLAYER_H__
#define __PLAYER_H__

#include <stdint.h>

/* AirTunes v2 packet interval in ns */
#define AIRTUNES_V2_STREAM_PERIOD   7980000

/* AirTunes v2 number of samples per packet */
#define AIRTUNES_V2_PACKET_SAMPLES  352


/* Samples to bytes, bytes to samples */
#define STOB(s) ((s) * 4)
#define BTOS(b) ((b) / 4)

enum play_status {
  PLAY_STOPPED = 2,
  PLAY_PAUSED  = 3,
  PLAY_PLAYING = 4,
};

enum repeat_mode {
  REPEAT_OFF  = 0,
  REPEAT_SONG = 1,
  REPEAT_ALL  = 2,
};

struct player_status {
  enum play_status status;
  enum repeat_mode repeat;
  char shuffle;

  int volume;

  uint32_t id;
  uint32_t pos_ms;
  int pos_pl;
};

typedef void (*spk_enum_cb)(uint64_t id, const char *name, int selected, int has_password, void *arg);

struct player_source;


int
player_get_current_pos(uint64_t *pos, struct timespec *ts, int commit);

int
player_get_status(struct player_status *status);

int
player_now_playing(uint32_t *id);


void
player_speaker_enumerate(spk_enum_cb cb, void *arg);

int
player_speaker_set(uint64_t *ids);

int
player_playback_start(uint32_t *idx_id);

int
player_playback_stop(void);

int
player_playback_pause(void);

int
player_playback_seek(int ms);

int
player_playback_next(void);

int
player_playback_prev(void);


int
player_volume_set(int vol);

int
player_repeat_set(enum repeat_mode mode);

int
player_shuffle_set(int enable);


struct player_source *
player_queue_make(const char *query, const char *sort);

int
player_queue_add(struct player_source *ps);

void
player_queue_clear(void);


void
player_set_updatefd(int fd);

int
player_init(void);

void
player_deinit(void);

#endif /* !__PLAYER_H__ */