Merge "AbsoluteVolume change custom call to official API" am: d51c3f3a2c

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1862057

Change-Id: I4a3f8c9a870b9e815378160bf02c173a9b5a699a

media/java/android/media/AudioManager.java

@@ -5203,21 +5203,6 @@ public class AudioManager {
         }
     }
 
-    /**
-     * @hide
-     * Notifies AudioService that it is connected to an A2DP device that supports absolute volume,
-     * so that AudioService can send volume change events to the A2DP device, rather than handling
-     * them.
-     */
-    public void avrcpSupportsAbsoluteVolume(String address, boolean support) {
-        final IAudioService service = getService();
-        try {
-            service.avrcpSupportsAbsoluteVolume(address, support);
-        } catch (RemoteException e) {
-            throw e.rethrowFromSystemServer();
-        }
-    }
-
      /**
       * {@hide}
       */

media/java/android/media/IAudioService.aidl

@@ -171,8 +171,6 @@ interface IAudioService {
 
     int getEncodedSurroundMode(int targetSdkVersion);
 
-    oneway void avrcpSupportsAbsoluteVolume(String address, boolean support);
-
     void setSpeakerphoneOn(IBinder cb, boolean on);
 
     boolean isSpeakerphoneOn();

services/core/java/com/android/server/audio/AudioService.java

@@ -6136,6 +6136,11 @@ public class AudioService extends IAudioService.Stub
         if (pkgName == null) {
             pkgName = "";
         }
+        if (device.getType() == AudioDeviceInfo.TYPE_BLUETOOTH_A2DP) {
+            avrcpSupportsAbsoluteVolume(device.getAddress(),
+                    deviceVolumeBehavior == AudioManager.DEVICE_VOLUME_BEHAVIOR_ABSOLUTE);
+            return;
+        }
 
         int audioSystemDeviceOut = AudioDeviceInfo.convertDeviceTypeToInternalDevice(
                 device.getType());
@@ -7792,7 +7797,7 @@ public class AudioService extends IAudioService.Stub
         }
     }
 
-    public void avrcpSupportsAbsoluteVolume(String address, boolean support) {
+    private void avrcpSupportsAbsoluteVolume(String address, boolean support) {
         // address is not used for now, but may be used when multiple a2dp devices are supported
         sVolumeLogger.log(new AudioEventLogger.StringEvent("avrcpSupportsAbsoluteVolume addr="
                 + address + " support=" + support));