The current status of the mpd transport

@:optionaloptionalxfade:Null<Float>

@:optionaloptionalvolume:Null<Int>

@:optionaloptionalupdatingDB:Null<Int>

@:optionaloptionalstate:Null<State>

@:optionaloptionalsongID:Null<Int>

@:optionaloptionalsong:Null<Int>

@:optionaloptionalsingle:Null<SingleState>

@:optionaloptionalresponse:Null<Response>

@:optionaloptionalrepeat:Null<Bool>

@:optionaloptionalrandom:Null<Bool>

@:optionaloptionalplaylistLength:Null<Int>

@:optionaloptionalplaylist:Null<Int>

@:optionaloptionalpartition:Null<String>

@:optionaloptionalnextSongID:Null<Int>

@:optionaloptionalnextSong:Null<Int>

@:optionaloptionalmixRampDelay:Null<Float>

@:optionaloptionalmixRampDB:Null<Float>

@:optionaloptionalerror:Null<String>

@:optionaloptionalelapsed:Null<Float>

@:optionaloptionalduration:Null<Float>

@:optionaloptionalconsume:Null<Bool>

@:optionaloptionalbitrate:Null<Int>

@:optionaloptionalaudio:Null<{sampleRate:Int, channels:Int, bits:Int}>