Force mute off and speaker on during emergency RTT (42e8f6ed) · Commits · e / os / android_packages_services_Telecomm

src/com/android/server/telecom/Call.java

+4 −0

Original line number	Diff line number	Diff line
		@@ -1440,6 +1440,10 @@ public class Call implements CreateConnectionResponse, EventManager.Loggable,
		if ((mConnectionProperties & Connection.PROPERTY_IS_RTT) ==
		Connection.PROPERTY_IS_RTT) {
		createRttStreams();
		if (isEmergencyCall()) {
		mCallsManager.setAudioRoute(CallAudioState.ROUTE_SPEAKER, null);
		mCallsManager.mute(false);
		}
		}
		mWasHighDefAudio = (connectionProperties & Connection.PROPERTY_HIGH_DEF_AUDIO) ==
		Connection.PROPERTY_HIGH_DEF_AUDIO;

+8 −1

Original line number	Diff line number	Diff line
		@@ -179,6 +179,7 @@ public class CallAudioRouteStateMachine extends StateMachine {
		put(MUTE_ON, "MUTE_ON");
		put(MUTE_OFF, "MUTE_OFF");
		put(TOGGLE_MUTE, "TOGGLE_MUTE");
		put(MUTE_EXTERNALLY_CHANGED, "MUTE_EXTERNALLY_CHANGED");

		put(SWITCH_FOCUS, "SWITCH_FOCUS");

		@@ -1230,7 +1231,13 @@ public class CallAudioRouteStateMachine extends StateMachine {
		public void onReceive(Context context, Intent intent) {
		Log.startSession("CARSM.mCR");
		if (AudioManager.ACTION_MICROPHONE_MUTE_CHANGED.equals(intent.getAction())) {
		if (mCallsManager.hasEmergencyCall()) {
		Log.i(this, "Mute was externally changed when there's an emergency call. " +
		"Forcing mute back off.");
		sendInternalMessage(MUTE_OFF);
		} else {
		sendInternalMessage(MUTE_EXTERNALLY_CHANGED);
		}
		} else {
		Log.w(this, "Received non-mute-change intent");
		}

+18 −0

Original line number	Diff line number	Diff line
		@@ -836,6 +836,15 @@ public class CallsManager extends Call.ListenerBase
		return false;
		}

		public boolean hasEmergencyRttCall() {
		for (Call call : mCalls) {
		if (call.isEmergencyCall() && call.isRttCall()) {
		return true;
		}
		}
		return false;
		}

		@VisibleForTesting
		public boolean hasOnlyDisconnectedCalls() {
		if (mCalls.size() == 0) {
		@@ -1786,6 +1795,10 @@ public class CallsManager extends Call.ListenerBase

		/** Called by the in-call UI to change the mute state. */
		void mute(boolean shouldMute) {
		if (hasEmergencyCall() && shouldMute) {
		Log.i(this, "Refusing to turn on mute because we're in an emergency call");
		shouldMute = false;
		}
		mCallAudioManager.mute(shouldMute);
		}

		@@ -1794,6 +1807,11 @@ public class CallsManager extends Call.ListenerBase
		* speaker phone.
		*/
		void setAudioRoute(int route, String bluetoothAddress) {
		if (hasEmergencyRttCall() && route != CallAudioState.ROUTE_SPEAKER) {
		Log.i(this, "In an emergency RTT call. Forcing route to speaker.");
		route = CallAudioState.ROUTE_SPEAKER;
		bluetoothAddress = null;
		}
		mCallAudioManager.setAudioRoute(route, bluetoothAddress);
		}