A IPlayableOutput implementation that will be used to play audio.
NOTE: You can use PlayableOutputExtensions methods with AudioPlayableOutput objects.
| Null | Returns an invalid AudioPlayableOutput. | 
| GetEvaluateOnSeek | Gets the state of output playback when seeking. | 
| SetEvaluateOnSeek | Controls whether the output should play when seeking. | 
| Create | Creates an AudioPlayableOutput in the PlayableGraph. |