@interface MFDescription : NSObject + (id)forPlayerState:(long long)a0; + (id)forBufferState:(long long)a0; + (id)forErrorResolution:(long long)a0; + (id)forItemChangeSource:(long long)a0; + (id)forItemRequestReason:(long long)a0; + (id)forItemTransition:(long long)a0; + (id)forPlaybackTimeChangeReason:(long long)a0; + (id)forPlayerItemTransitionType:(long long)a0; + (id)forPlayerSpatializationFormat:(long long)a0; + (id)forReloadingReason:(long long)a0; + (id)forTimeControlStatus:(long long)a0; + (id)forUserActionSource:(long long)a0; + (id)forUserActionType:(long long)a0; - (id)init; @end