Add a way to play file descriptor data sources using the A@H transmitter media player.

* Added a MediaPlayer.setMediaPlayerType API that be called to specify the
  desired media player implementation before calling setDataSource
* Implemented setDataSource(fd) in the AAH_TxPlayer

Change-Id: I359075d9c7d6fd699dda14eb85ec50da19307639
8 files changed
tree: 5238ec491e95a083eab5338ae35ba53630bfb6ff
  1. camera/
  2. cmds/
  3. drm/
  4. include/
  5. media/
  6. services/