enum class SxSequencerPlaybackState
Playback states that must be reported to the SxSequencer during playback.
| NONE | Before loading request was received | 
| BUFFERING | Neither playing or paused. | 
| PAUSE | Paused playback. | 
| PLAY | Active playback. | 
| END | Video has reached end. | 
| playbackState | val playbackState: PlaybackState |