MediaRemote.framework method signatures

mediaremote.m

enum {
    kMRPlaybackStateUnknown = 0,
    kMRPlaybackStatePlaying,
    kMRPlaybackStatePaused,
    kMRPlaybackStateStopped,
    kMRPlaybackStateInterrupted
};
typedef uint32_t MRPlaybackState;

typedef void (^MRMediaRemoteGetNowPlayingPlayerCompletion)(id playbackPlayer);
typedef void (^MRMediaRemoteGetNowPlayingApplicationPlaybackStateCompletion)(MRPlaybackState playbackState);
typedef void (^MRMediaRemoteGetNowPlayingApplicationPlaybackStateCompletion)(MRPlaybackState playbackState);

void MRMediaRemoteGetNowPlayingPlayer(dispatch_queue_t queue, MRMediaRemoteGetNowPlayingPlayerCompletion completion);
void MRMediaRemoteGetNowPlayingApplicationPlaybackState(dispatch_queue_t queue, MRMediaRemoteGetNowPlayingApplicationPlaybackStateCompletion completion);
void MRMediaRemoteGetNowPlayingApplicationPlaybackStateForOrigin(MROriginRef origin, dispatch_queue_t queue, MRMediaRemoteGetNowPlayingApplicationPlaybackStateCompletion completion);