Dispatched when the current playback position changed as part of normal playback or in an especially interesting way, for example discontinuously.
Optional
Readonly
The player's current program date time, in msecs.
The player's current time, in msecs.
The creation date of the event.
The type of the event.
Dispatched when the current playback position changed as part of normal playback or in an especially interesting way, for example discontinuously.