From aa9811945f575614b3482d09e4d969792701cebb Mon Sep 17 00:00:00 2001 From: Paul McLean Date: Sat, 21 Mar 2015 09:55:15 -0700 Subject: Adding explicit routing API to AudioTrack Change-Id: I40c048c7644c46f4e4f7103875206c0785c4b1dc --- include/media/AudioTrack.h | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) (limited to 'include/media/AudioTrack.h') 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 @@ private: 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 @@ protected: 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: -- cgit v1.1