Interface Base

Upon receipt, this shall cause the handler to be invoked for "Next". User experience is context- specific. This will often Go forward to the next media playback item.

Upon receipt, this shall pause playback of the media.

Upon receipt, this shall play media. If content is currently in a FastForward or Rewind state. Play shall return media to normal playback speed.

Upon receipt, this shall cause the handler to be invoked for "Previous". User experience is context-specific. This will often Go back to the previous media playback item.

Upon receipt, this shall Skip backward in the media by the given number of milliseconds.

Upon receipt, this shall Skip forward in the media by the given number of milliseconds.

Upon receipt, this shall Start Over with the current media playback item.

Upon receipt, this shall stop playback of the media. User-visible outcome is context-specific. This may navigate the user back to the location from where the media was originally launched.