Adding explicit routing API to AudioTrack
Change-Id: I40c048c7644c46f4e4f7103875206c0785c4b1dc
diff --git a/include/media/AudioTrack.h b/include/media/AudioTrack.h
index d9b7057..e7e0703 100644
--- a/include/media/AudioTrack.h
+++ b/include/media/AudioTrack.h
@@ -477,6 +477,26 @@
audio_io_handle_t getOutput() const;
public:
+ /* Selects the audio device to use for output of this AudioTrack. A value of
+ * AUDIO_PORT_HANDLE_NONE indicates default (AudioPolicyManager) routing.
+ *
+ * Parameters:
+ * The device ID of the selected device (as returned by the AudioDevicesManager API).
+ *
+ * Returned value:
+ * - NO_ERROR: successful operation
+ * TODO: what else can happen here?
+ */
+ status_t setOutputDevice(audio_port_handle_t deviceId);
+
+ /* Returns the ID of the audio device used for output of this AudioTrack.
+ * A value of AUDIO_PORT_HANDLE_NONE indicates default (AudioPolicyManager) routing.
+ *
+ * Parameters:
+ * none.
+ */
+ audio_port_handle_t getOutputDevice();
+
/* Returns the unique session ID associated with this track.
*
* Parameters:
@@ -817,6 +837,10 @@
bool mInUnderrun; // whether track is currently in underrun state
uint32_t mPausedPosition;
+ // For Device Selection API
+ // a value of AUDIO_PORT_HANDLE_NONE indicated default (AudioPolicyManager) routing.
+ int mSelectedDeviceId;
+
private:
class DeathNotifier : public IBinder::DeathRecipient {
public: