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Commit 434f9dae authored by Joseph Pirozzo's avatar Joseph Pirozzo Committed by android-build-merger
Browse files

Merge "A2DP sink audio focus" into oc-mr1-dev 

am: 18094095

Change-Id: Id0403116019e46191508ed9a4f6f627467db1726
parents 9967ae9f 18094095

android/app/src/com/android/bluetooth/a2dpsink/A2dpSinkStreamHandler.java

+17 −2
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ package com.android.bluetooth.a2dpsink; 
import android.bluetooth.BluetoothDevice;

import android.content.Context;

import android.media.AudioAttributes;

import android.media.AudioFocusRequest;

import android.media.AudioManager;

import android.media.AudioManager.OnAudioFocusChangeListener;

import android.os.Handler;
@@ -212,8 +213,22 @@ public class A2dpSinkStreamHandler extends Handler { 
     * Utility functions.

     */

    private int requestAudioFocus() {

        int focusRequestStatus = mAudioManager.requestAudioFocus(

                mAudioFocusListener, AudioManager.STREAM_MUSIC, AudioManager.AUDIOFOCUS_GAIN);

        // Bluetooth A2DP may carry Music, Audio Books, Navigation, or other sounds so mark content

        // type unknown.

        AudioAttributes streamAttributes =

                new AudioAttributes.Builder()

                        .setUsage(AudioAttributes.USAGE_MEDIA)

                        .setContentType(AudioAttributes.CONTENT_TYPE_UNKNOWN)

                        .build();

        // Bluetooth ducking is handled at the native layer so tell the Audio Manger to notify the

        // focus change listener via .setWillPauseWhenDucked().

        AudioFocusRequest focusRequest =

                new AudioFocusRequest.Builder(AudioManager.AUDIOFOCUS_GAIN)

                        .setAudioAttributes(streamAttributes)

                        .setWillPauseWhenDucked(true)

                        .setOnAudioFocusChangeListener(mAudioFocusListener, this)

                        .build();

        int focusRequestStatus = mAudioManager.requestAudioFocus(focusRequest);

        // If the request is granted begin streaming immediately and schedule an upgrade.

        if (focusRequestStatus == AudioManager.AUDIOFOCUS_REQUEST_GRANTED) {

            startAvrcpUpdates();