The stream which has the focus can be controlled and playback state can be changed. As listed under the topic 3D Scene Navigation user can set focus to any of the display panels. Once the focus is set, the following commands can be used to play or pause the stream. If the video stream is corresponding to a slide show, user can pause the slide and then play it, once he completes the presentation of slide.
Restart the stream from the beginning
Toggle Play/pause states