The PlayerEx type exposes the following members.
Gets or sets the player buffer size in milliseconds. By default 500 ms.
Gets pointer to audio format.
Gets the number of audio players installed in system.
Gets or sets the current player. If -1 the system uses suitable player.
Gets the player state.
Scales the volume of audio data. 100 is normal volume, 50 is reduced by half, 200 is increased in 2 times