Audio HAL API: add bit for compressed audio

Add a bit to tell the HAL that the PCM data is really encoded audio
wrapped in a data burst.
Otherwise the device may try to play the encoded data directly
which will sound like modulated white noise.

Bug: 22576112
Change-Id: I8a68a9cf08b34f231c39e9f63283f868169744c0
Signed-off-by: Phil Burk <philburk@google.com>
1 file changed