NotificationPlayer: use AUDIOFOCUS_GAIN_TRANSIENT instead of AUDIOFOCUS_GAIN in looping mode

A voip app will usually use notification with FLAG_INSISTENT when a new voip call comes, if the duration hint was AUDIOFOCUS_GAIN the music app will not continue after the voip call end.

Signed-off-by: wumin3 <wumin3@xiaomi.com>
Change-Id: I6270bb08181b8fb94c84ec0f69bd226f3a7d0f01

packages/SystemUI/src/com/android/systemui/media/NotificationPlayer.java

@@ -112,7 +112,7 @@ public class NotificationPlayer implements OnCompletionListener, OnErrorListener
                                     if (DEBUG) Log.d(mTag, "requesting AudioFocus");
                                     int focusGain = AudioManager.AUDIOFOCUS_GAIN_TRANSIENT_MAY_DUCK;
                                     if (mCmd.looping) {
-                                        focusGain = AudioManager.AUDIOFOCUS_GAIN;
+                                        focusGain = AudioManager.AUDIOFOCUS_GAIN_TRANSIENT;
                                     }
                                     mNotificationRampTimeMs = audioManager.getFocusRampTimeMs(
                                             focusGain, mCmd.attributes);