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author Treehugger Robot <android-test-infra-autosubmit@system.gserviceaccount.com> 2023-11-30 14:27:11 +0000
committer Android (Google) Code Review <android-gerrit@google.com> 2023-11-30 14:27:11 +0000
commitaa41025a51832b531dc82cc2aaf62f4f688ea416 (patch)
treec4c4ca8f8b0bbf6476e5f0cce0ebdb8e0142f1f6
parentb014b0c19aa71115e132a725d3d505388da81fa0 (diff)
parentdc78995b35b549a37ca50ce6abf565effe5e0fce (diff)
Merge "Add support for wired routing" into main
Diffstat
-rw-r--r--services/core/java/com/android/server/media/AudioAttributesUtils.java125
-rw-r--r--services/core/java/com/android/server/media/AudioPoliciesBluetoothRouteController.java336
-rw-r--r--services/core/java/com/android/server/media/AudioPoliciesDeviceRouteController.java684
-rw-r--r--services/core/java/com/android/server/media/AudioRoutingUtils.java46
-rw-r--r--services/core/java/com/android/server/media/BluetoothRouteController.java29
-rw-r--r--services/core/java/com/android/server/media/DeviceRouteController.java93
-rw-r--r--services/core/java/com/android/server/media/LegacyBluetoothRouteController.java6
-rw-r--r--services/core/java/com/android/server/media/LegacyDeviceRouteController.java26
-rw-r--r--services/core/java/com/android/server/media/SystemMediaRoute2Provider.java145
-rw-r--r--services/robotests/src/com/android/server/media/AudioPoliciesBluetoothRouteControllerTest.java293
-rw-r--r--services/tests/servicestests/src/com/android/server/media/AudioPoliciesDeviceRouteControllerTest.java247
-rw-r--r--services/tests/servicestests/src/com/android/server/media/DeviceRouteControllerTest.java7
12 files changed, 812 insertions, 1225 deletions
diff --git a/services/core/java/com/android/server/media/AudioAttributesUtils.java b/services/core/java/com/android/server/media/AudioAttributesUtils.java
deleted file mode 100644
index 8cb334dc2260..000000000000
--- a/services/core/java/com/android/server/media/AudioAttributesUtils.java
+++ /dev/null
@@ -1,125 +0,0 @@
-/*
- * Copyright (C) 2023 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.server.media;
-
-import android.annotation.NonNull;
-import android.annotation.Nullable;
-import android.media.AudioAttributes;
-import android.media.AudioDeviceAttributes;
-import android.media.AudioDeviceInfo;
-import android.media.MediaRoute2Info;
-
-import com.android.media.flags.Flags;
-
-/* package */ final class AudioAttributesUtils {
-
- /* package */ static final AudioAttributes ATTRIBUTES_MEDIA = new AudioAttributes.Builder()
- .setUsage(AudioAttributes.USAGE_MEDIA)
- .build();
-
- private AudioAttributesUtils() {
- // no-op to prevent instantiation.
- }
-
- @MediaRoute2Info.Type
- /* package */ static int mapToMediaRouteType(
- @NonNull AudioDeviceAttributes audioDeviceAttributes) {
- if (Flags.enableAudioPoliciesDeviceAndBluetoothController()) {
- switch (audioDeviceAttributes.getType()) {
- case AudioDeviceInfo.TYPE_HDMI_ARC:
- return MediaRoute2Info.TYPE_HDMI_ARC;
- case AudioDeviceInfo.TYPE_HDMI_EARC:
- return MediaRoute2Info.TYPE_HDMI_EARC;
- }
- }
- switch (audioDeviceAttributes.getType()) {
- case AudioDeviceInfo.TYPE_BUILTIN_EARPIECE:
- case AudioDeviceInfo.TYPE_BUILTIN_SPEAKER:
- return MediaRoute2Info.TYPE_BUILTIN_SPEAKER;
- case AudioDeviceInfo.TYPE_WIRED_HEADSET:
- return MediaRoute2Info.TYPE_WIRED_HEADSET;
- case AudioDeviceInfo.TYPE_WIRED_HEADPHONES:
- return MediaRoute2Info.TYPE_WIRED_HEADPHONES;
- case AudioDeviceInfo.TYPE_DOCK:
- case AudioDeviceInfo.TYPE_DOCK_ANALOG:
- return MediaRoute2Info.TYPE_DOCK;
- case AudioDeviceInfo.TYPE_HDMI:
- case AudioDeviceInfo.TYPE_HDMI_ARC:
- case AudioDeviceInfo.TYPE_HDMI_EARC:
- return MediaRoute2Info.TYPE_HDMI;
- case AudioDeviceInfo.TYPE_USB_DEVICE:
- return MediaRoute2Info.TYPE_USB_DEVICE;
- case AudioDeviceInfo.TYPE_BLUETOOTH_A2DP:
- return MediaRoute2Info.TYPE_BLUETOOTH_A2DP;
- case AudioDeviceInfo.TYPE_BLE_HEADSET:
- return MediaRoute2Info.TYPE_BLE_HEADSET;
- case AudioDeviceInfo.TYPE_HEARING_AID:
- return MediaRoute2Info.TYPE_HEARING_AID;
- default:
- return MediaRoute2Info.TYPE_UNKNOWN;
- }
- }
-
- /* package */ static boolean isDeviceOutputAttributes(
- @Nullable AudioDeviceAttributes audioDeviceAttributes) {
- if (audioDeviceAttributes == null) {
- return false;
- }
-
- if (audioDeviceAttributes.getRole() != AudioDeviceAttributes.ROLE_OUTPUT) {
- return false;
- }
-
- switch (audioDeviceAttributes.getType()) {
- case AudioDeviceInfo.TYPE_BUILTIN_EARPIECE:
- case AudioDeviceInfo.TYPE_BUILTIN_SPEAKER:
- case AudioDeviceInfo.TYPE_WIRED_HEADSET:
- case AudioDeviceInfo.TYPE_WIRED_HEADPHONES:
- case AudioDeviceInfo.TYPE_DOCK:
- case AudioDeviceInfo.TYPE_DOCK_ANALOG:
- case AudioDeviceInfo.TYPE_HDMI:
- case AudioDeviceInfo.TYPE_HDMI_ARC:
- case AudioDeviceInfo.TYPE_HDMI_EARC:
- case AudioDeviceInfo.TYPE_USB_DEVICE:
- return true;
- default:
- return false;
- }
- }
-
- /* package */ static boolean isBluetoothOutputAttributes(
- @Nullable AudioDeviceAttributes audioDeviceAttributes) {
- if (audioDeviceAttributes == null) {
- return false;
- }
-
- if (audioDeviceAttributes.getRole() != AudioDeviceAttributes.ROLE_OUTPUT) {
- return false;
- }
-
- switch (audioDeviceAttributes.getType()) {
- case AudioDeviceInfo.TYPE_BLUETOOTH_A2DP:
- case AudioDeviceInfo.TYPE_BLE_HEADSET:
- case AudioDeviceInfo.TYPE_BLE_SPEAKER:
- case AudioDeviceInfo.TYPE_HEARING_AID:
- return true;
- default:
- return false;
- }
- }
-
-}
diff --git a/services/core/java/com/android/server/media/AudioPoliciesBluetoothRouteController.java b/services/core/java/com/android/server/media/AudioPoliciesBluetoothRouteController.java
index 8bc69c226d1a..a00999d08b5b 100644
--- a/services/core/java/com/android/server/media/AudioPoliciesBluetoothRouteController.java
+++ b/services/core/java/com/android/server/media/AudioPoliciesBluetoothRouteController.java
@@ -17,7 +17,6 @@
package com.android.server.media;
import static android.bluetooth.BluetoothAdapter.ACTIVE_DEVICE_AUDIO;
-import static android.bluetooth.BluetoothAdapter.STATE_CONNECTED;
import android.annotation.NonNull;
import android.annotation.Nullable;
@@ -31,38 +30,37 @@ import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
-import android.media.AudioManager;
-import android.media.AudioSystem;
import android.media.MediaRoute2Info;
import android.os.UserHandle;
import android.text.TextUtils;
+import android.util.Log;
import android.util.Slog;
import android.util.SparseBooleanArray;
-import android.util.SparseIntArray;
import com.android.internal.R;
import com.android.internal.annotations.VisibleForTesting;
import java.util.ArrayList;
import java.util.HashMap;
+import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
+import java.util.function.Function;
+import java.util.stream.Collectors;
/**
- * Controls bluetooth routes and provides selected route override.
+ * Maintains a list of connected {@link BluetoothDevice bluetooth devices} and allows their
+ * activation.
*
- * <p>The controller offers similar functionality to {@link LegacyBluetoothRouteController} but does
- * not support routes selection logic. Instead, relies on external clients to make a decision
- * about currently selected route.
- *
- * <p>Selected route override should be used by {@link AudioManager} which is aware of Audio
- * Policies.
+ * <p>This class also serves as ground truth for assigning {@link MediaRoute2Info#getId() route ids}
+ * for bluetooth routes via {@link #getRouteIdForBluetoothAddress}.
*/
-/* package */ class AudioPoliciesBluetoothRouteController
- implements BluetoothRouteController {
- private static final String TAG = "APBtRouteController";
+// TODO: b/305199571 - Rename this class to remove the RouteController suffix, which causes
+// confusion with the BluetoothRouteController interface.
+/* package */ class AudioPoliciesBluetoothRouteController {
+ private static final String TAG = SystemMediaRoute2Provider.TAG;
private static final String HEARING_AID_ROUTE_ID_PREFIX = "HEARING_AID_";
private static final String LE_AUDIO_ROUTE_ID_PREFIX = "LE_AUDIO_";
@@ -75,11 +73,8 @@ import java.util.Set;
private final DeviceStateChangedReceiver mDeviceStateChangedReceiver =
new DeviceStateChangedReceiver();
- @NonNull
- private final Map<String, BluetoothRouteInfo> mBluetoothRoutes = new HashMap<>();
-
- @NonNull
- private final SparseIntArray mVolumeMap = new SparseIntArray();
+ @NonNull private Map<String, BluetoothDevice> mAddressToBondedDevice = new HashMap<>();
+ @NonNull private final Map<String, BluetoothRouteInfo> mBluetoothRoutes = new HashMap<>();
@NonNull
private final Context mContext;
@@ -89,11 +84,6 @@ import java.util.Set;
private final BluetoothRouteController.BluetoothRoutesUpdatedListener mListener;
@NonNull
private final BluetoothProfileMonitor mBluetoothProfileMonitor;
- @NonNull
- private final AudioManager mAudioManager;
-
- @Nullable
- private BluetoothRouteInfo mSelectedBluetoothRoute;
AudioPoliciesBluetoothRouteController(@NonNull Context context,
@NonNull BluetoothAdapter bluetoothAdapter,
@@ -107,21 +97,12 @@ import java.util.Set;
@NonNull BluetoothAdapter bluetoothAdapter,
@NonNull BluetoothProfileMonitor bluetoothProfileMonitor,
@NonNull BluetoothRouteController.BluetoothRoutesUpdatedListener listener) {
- Objects.requireNonNull(context);
- Objects.requireNonNull(bluetoothAdapter);
- Objects.requireNonNull(bluetoothProfileMonitor);
- Objects.requireNonNull(listener);
-
- mContext = context;
- mBluetoothAdapter = bluetoothAdapter;
- mBluetoothProfileMonitor = bluetoothProfileMonitor;
- mAudioManager = mContext.getSystemService(AudioManager.class);
- mListener = listener;
-
- updateBluetoothRoutes();
+ mContext = Objects.requireNonNull(context);
+ mBluetoothAdapter = Objects.requireNonNull(bluetoothAdapter);
+ mBluetoothProfileMonitor = Objects.requireNonNull(bluetoothProfileMonitor);
+ mListener = Objects.requireNonNull(listener);
}
- @Override
public void start(UserHandle user) {
mBluetoothProfileMonitor.start();
@@ -133,122 +114,63 @@ import java.util.Set;
IntentFilter deviceStateChangedIntentFilter = new IntentFilter();
- deviceStateChangedIntentFilter.addAction(BluetoothA2dp.ACTION_ACTIVE_DEVICE_CHANGED);
deviceStateChangedIntentFilter.addAction(BluetoothA2dp.ACTION_CONNECTION_STATE_CHANGED);
deviceStateChangedIntentFilter.addAction(BluetoothHearingAid.ACTION_ACTIVE_DEVICE_CHANGED);
deviceStateChangedIntentFilter.addAction(
BluetoothHearingAid.ACTION_CONNECTION_STATE_CHANGED);
deviceStateChangedIntentFilter.addAction(
BluetoothLeAudio.ACTION_LE_AUDIO_CONNECTION_STATE_CHANGED);
- deviceStateChangedIntentFilter.addAction(
- BluetoothLeAudio.ACTION_LE_AUDIO_ACTIVE_DEVICE_CHANGED);
mContext.registerReceiverAsUser(mDeviceStateChangedReceiver, user,
deviceStateChangedIntentFilter, null, null);
+ updateBluetoothRoutes();
}
- @Override
public void stop() {
mContext.unregisterReceiver(mAdapterStateChangedReceiver);
mContext.unregisterReceiver(mDeviceStateChangedReceiver);
}
- @Override
- public boolean selectRoute(@Nullable String deviceAddress) {
- synchronized (this) {
- // Fetch all available devices in order to avoid race conditions with Bluetooth stack.
- updateBluetoothRoutes();
-
- if (deviceAddress == null) {
- mSelectedBluetoothRoute = null;
- return true;
- }
-
- BluetoothRouteInfo bluetoothRouteInfo = mBluetoothRoutes.get(deviceAddress);
-
- if (bluetoothRouteInfo == null) {
- Slog.w(TAG, "Cannot find bluetooth route for " + deviceAddress);
- return false;
- }
-
- mSelectedBluetoothRoute = bluetoothRouteInfo;
- setRouteConnectionState(mSelectedBluetoothRoute, STATE_CONNECTED);
-
- updateConnectivityStateForDevicesInTheSameGroup();
-
- return true;
- }
- }
-
- /**
- * Updates connectivity state for devices in the same devices group.
- *
- * <p>{@link BluetoothProfile#LE_AUDIO} and {@link BluetoothProfile#HEARING_AID} support
- * grouping devices. Devices that belong to the same group should have the same routeId but
- * different physical address.
- *
- * <p>In case one of the devices from the group is selected then other devices should also
- * reflect this by changing their connectivity status to
- * {@link MediaRoute2Info#CONNECTION_STATE_CONNECTED}.
- */
- private void updateConnectivityStateForDevicesInTheSameGroup() {
- synchronized (this) {
- for (BluetoothRouteInfo btRoute : mBluetoothRoutes.values()) {
- if (TextUtils.equals(btRoute.mRoute.getId(), mSelectedBluetoothRoute.mRoute.getId())
- && !TextUtils.equals(btRoute.mBtDevice.getAddress(),
- mSelectedBluetoothRoute.mBtDevice.getAddress())) {
- setRouteConnectionState(btRoute, STATE_CONNECTED);
- }
- }
- }
+ @Nullable
+ public synchronized String getRouteIdForBluetoothAddress(@Nullable String address) {
+ BluetoothDevice bluetoothDevice = mAddressToBondedDevice.get(address);
+ // TODO: b/305199571 - Optimize the following statement to avoid creating the full
+ // MediaRoute2Info instance. We just need the id.
+ return bluetoothDevice != null
+ ? createBluetoothRoute(bluetoothDevice).mRoute.getId()
+ : null;
}
- @Override
- public void transferTo(@Nullable String routeId) {
- if (routeId == null) {
- mBluetoothAdapter.removeActiveDevice(ACTIVE_DEVICE_AUDIO);
- return;
- }
-
- BluetoothRouteInfo btRouteInfo = findBluetoothRouteWithRouteId(routeId);
+ public synchronized void activateBluetoothDeviceWithAddress(String address) {
+ BluetoothRouteInfo btRouteInfo = mBluetoothRoutes.get(address);
if (btRouteInfo == null) {
- Slog.w(TAG, "transferTo: Unknown route. ID=" + routeId);
+ Slog.w(TAG, "activateBluetoothDeviceWithAddress: Ignoring unknown address " + address);
return;
}
-
mBluetoothAdapter.setActiveDevice(btRouteInfo.mBtDevice, ACTIVE_DEVICE_AUDIO);
}
- @Nullable
- private BluetoothRouteInfo findBluetoothRouteWithRouteId(@Nullable String routeId) {
- if (routeId == null) {
- return null;
- }
- synchronized (this) {
- for (BluetoothRouteInfo btRouteInfo : mBluetoothRoutes.values()) {
- if (TextUtils.equals(btRouteInfo.mRoute.getId(), routeId)) {
- return btRouteInfo;
- }
- }
- }
- return null;
- }
-
private void updateBluetoothRoutes() {
Set<BluetoothDevice> bondedDevices = mBluetoothAdapter.getBondedDevices();
- if (bondedDevices == null) {
- return;
- }
-
synchronized (this) {
mBluetoothRoutes.clear();
-
- // We need to query all available to BT stack devices in order to avoid inconsistency
- // between external services, like, AndroidManager, and BT stack.
+ if (bondedDevices == null) {
+ // Bonded devices is null upon running into a BluetoothAdapter error.
+ Log.w(TAG, "BluetoothAdapter.getBondedDevices returned null.");
+ return;
+ }
+ // We don't clear bonded devices if we receive a null getBondedDevices result, because
+ // that probably means that the bluetooth stack ran into an issue. Not that all devices
+ // have been unpaired.
+ mAddressToBondedDevice =
+ bondedDevices.stream()
+ .collect(
+ Collectors.toMap(
+ BluetoothDevice::getAddress, Function.identity()));
for (BluetoothDevice device : bondedDevices) {
- if (isDeviceConnected(device)) {
+ if (device.isConnected()) {
BluetoothRouteInfo newBtRoute = createBluetoothRoute(device);
if (newBtRoute.mConnectedProfiles.size() > 0) {
mBluetoothRoutes.put(device.getAddress(), newBtRoute);
@@ -258,106 +180,51 @@ import java.util.Set;
}
}
- @VisibleForTesting
- /* package */ boolean isDeviceConnected(@NonNull BluetoothDevice device) {
- return device.isConnected();
- }
-
- @Nullable
- @Override
- public MediaRoute2Info getSelectedRoute() {
- synchronized (this) {
- if (mSelectedBluetoothRoute == null) {
- return null;
- }
-
- return mSelectedBluetoothRoute.mRoute;
- }
- }
-
@NonNull
- @Override
- public List<MediaRoute2Info> getTransferableRoutes() {
- List<MediaRoute2Info> routes = getAllBluetoothRoutes();
- synchronized (this) {
- if (mSelectedBluetoothRoute != null) {
- routes.remove(mSelectedBluetoothRoute.mRoute);
- }
- }
- return routes;
- }
-
- @NonNull
- @Override
- public List<MediaRoute2Info> getAllBluetoothRoutes() {
+ public List<MediaRoute2Info> getAvailableBluetoothRoutes() {
List<MediaRoute2Info> routes = new ArrayList<>();
- List<String> routeIds = new ArrayList<>();
-
- MediaRoute2Info selectedRoute = getSelectedRoute();
- if (selectedRoute != null) {
- routes.add(selectedRoute);
- routeIds.add(selectedRoute.getId());
- }
+ Set<String> routeIds = new HashSet<>();
synchronized (this) {
for (BluetoothRouteInfo btRoute : mBluetoothRoutes.values()) {
- // A pair of hearing aid devices or having the same hardware address
- if (routeIds.contains(btRoute.mRoute.getId())) {
- continue;
+ // See createBluetoothRoute for info on why we do this.
+ if (routeIds.add(btRoute.mRoute.getId())) {
+ routes.add(btRoute.mRoute);
}
- routes.add(btRoute.mRoute);
- routeIds.add(btRoute.mRoute.getId());
}
}
return routes;
}
- @Override
- public boolean updateVolumeForDevices(int devices, int volume) {
- int routeType;
- if ((devices & (AudioSystem.DEVICE_OUT_HEARING_AID)) != 0) {
- routeType = MediaRoute2Info.TYPE_HEARING_AID;
- } else if ((devices & (AudioManager.DEVICE_OUT_BLUETOOTH_A2DP
- | AudioManager.DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES
- | AudioManager.DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER)) != 0) {
- routeType = MediaRoute2Info.TYPE_BLUETOOTH_A2DP;
- } else if ((devices & (AudioManager.DEVICE_OUT_BLE_HEADSET)) != 0) {
- routeType = MediaRoute2Info.TYPE_BLE_HEADSET;
- } else {
- return false;
- }
-
- synchronized (this) {
- mVolumeMap.put(routeType, volume);
- if (mSelectedBluetoothRoute == null
- || mSelectedBluetoothRoute.mRoute.getType() != routeType) {
- return false;
- }
-
- mSelectedBluetoothRoute.mRoute =
- new MediaRoute2Info.Builder(mSelectedBluetoothRoute.mRoute)
- .setVolume(volume)
- .build();
- }
-
- notifyBluetoothRoutesUpdated();
- return true;
- }
-
private void notifyBluetoothRoutesUpdated() {
mListener.onBluetoothRoutesUpdated();
}
+ /**
+ * Creates a new {@link BluetoothRouteInfo}, including its member {@link
+ * BluetoothRouteInfo#mRoute}.
+ *
+ * <p>The most important logic in this method is around the {@link MediaRoute2Info#getId() route
+ * id} assignment. In some cases we want to group multiple {@link BluetoothDevice bluetooth
+ * devices} as a single media route. For example, the left and right hearing aids get exposed as
+ * two different BluetoothDevice instances, but we want to show them as a single route. In this
+ * case, we assign the same route id to all "group" bluetooth devices (like left and right
+ * hearing aids), so that a single route is exposed for both of them.
+ *
+ * <p>Deduplication by id happens downstream because we need to be able to refer to all
+ * bluetooth devices individually, since the audio stack refers to a bluetooth device group by
+ * any of its member devices.
+ */
private BluetoothRouteInfo createBluetoothRoute(BluetoothDevice device) {
BluetoothRouteInfo
newBtRoute = new BluetoothRouteInfo();
newBtRoute.mBtDevice = device;
-
- String routeId = device.getAddress();
String deviceName = device.getName();
if (TextUtils.isEmpty(deviceName)) {
deviceName = mContext.getResources().getText(R.string.unknownName).toString();
}
+
+ String routeId = device.getAddress();
int type = MediaRoute2Info.TYPE_BLUETOOTH_A2DP;
newBtRoute.mConnectedProfiles = new SparseBooleanArray();
if (mBluetoothProfileMonitor.isProfileSupported(BluetoothProfile.A2DP, device)) {
@@ -365,7 +232,6 @@ import java.util.Set;
}
if (mBluetoothProfileMonitor.isProfileSupported(BluetoothProfile.HEARING_AID, device)) {
newBtRoute.mConnectedProfiles.put(BluetoothProfile.HEARING_AID, true);
- // Intentionally assign the same ID for a pair of devices to publish only one of them.
routeId = HEARING_AID_ROUTE_ID_PREFIX
+ mBluetoothProfileMonitor.getGroupId(BluetoothProfile.HEARING_AID, device);
type = MediaRoute2Info.TYPE_HEARING_AID;
@@ -377,66 +243,27 @@ import java.util.Set;
type = MediaRoute2Info.TYPE_BLE_HEADSET;
}
- // Current volume will be set when connected.
- newBtRoute.mRoute = new MediaRoute2Info.Builder(routeId, deviceName)
- .addFeature(MediaRoute2Info.FEATURE_LIVE_AUDIO)
- .addFeature(MediaRoute2Info.FEATURE_LOCAL_PLAYBACK)
- .setConnectionState(MediaRoute2Info.CONNECTION_STATE_DISCONNECTED)
- .setDescription(mContext.getResources().getText(
- R.string.bluetooth_a2dp_audio_route_name).toString())
- .setType(type)
- .setVolumeHandling(MediaRoute2Info.PLAYBACK_VOLUME_VARIABLE)
- .setVolumeMax(mAudioManager.getStreamMaxVolume(AudioManager.STREAM_MUSIC))
- .setAddress(device.getAddress())
- .build();
+ // Note that volume is only relevant for active bluetooth routes, and those are managed via
+ // AudioManager.
+ newBtRoute.mRoute =
+ new MediaRoute2Info.Builder(routeId, deviceName)
+ .addFeature(MediaRoute2Info.FEATURE_LIVE_AUDIO)
+ .addFeature(MediaRoute2Info.FEATURE_LOCAL_PLAYBACK)
+ .setConnectionState(MediaRoute2Info.CONNECTION_STATE_DISCONNECTED)
+ .setDescription(
+ mContext.getResources()
+ .getText(R.string.bluetooth_a2dp_audio_route_name)
+ .toString())
+ .setType(type)
+ .setAddress(device.getAddress())
+ .build();
return newBtRoute;
}
- private void setRouteConnectionState(@NonNull BluetoothRouteInfo btRoute,
- @MediaRoute2Info.ConnectionState int state) {
- if (btRoute == null) {
- Slog.w(TAG, "setRouteConnectionState: route shouldn't be null");
- return;
- }
- if (btRoute.mRoute.getConnectionState() == state) {
- return;
- }
-
- MediaRoute2Info.Builder builder = new MediaRoute2Info.Builder(btRoute.mRoute)
- .setConnectionState(state);
- builder.setType(btRoute.getRouteType());
-
-
-
- if (state == MediaRoute2Info.CONNECTION_STATE_CONNECTED) {
- int currentVolume;
- synchronized (this) {
- currentVolume = mVolumeMap.get(btRoute.getRouteType(), 0);
- }
- builder.setVolume(currentVolume);
- }
-
- btRoute.mRoute = builder.build();
- }
-
private static class BluetoothRouteInfo {
private BluetoothDevice mBtDevice;
private MediaRoute2Info mRoute;
private SparseBooleanArray mConnectedProfiles;
-
- @MediaRoute2Info.Type
- int getRouteType() {
- // Let hearing aid profile have a priority.
- if (mConnectedProfiles.get(BluetoothProfile.HEARING_AID, false)) {
- return MediaRoute2Info.TYPE_HEARING_AID;
- }
-
- if (mConnectedProfiles.get(BluetoothProfile.LE_AUDIO, false)) {
- return MediaRoute2Info.TYPE_BLE_HEADSET;
- }
-
- return MediaRoute2Info.TYPE_BLUETOOTH_A2DP;
- }
}
private class AdapterStateChangedReceiver extends BroadcastReceiver {
@@ -468,9 +295,6 @@ import java.util.Set;
@Override
public void onReceive(Context context, Intent intent) {
switch (intent.getAction()) {
- case BluetoothA2dp.ACTION_ACTIVE_DEVICE_CHANGED:
- case BluetoothHearingAid.ACTION_ACTIVE_DEVICE_CHANGED:
- case BluetoothLeAudio.ACTION_LE_AUDIO_ACTIVE_DEVICE_CHANGED:
case BluetoothA2dp.ACTION_CONNECTION_STATE_CHANGED:
case BluetoothHearingAid.ACTION_CONNECTION_STATE_CHANGED:
case BluetoothLeAudio.ACTION_LE_AUDIO_CONNECTION_STATE_CHANGED:
diff --git a/services/core/java/com/android/server/media/AudioPoliciesDeviceRouteController.java b/services/core/java/com/android/server/media/AudioPoliciesDeviceRouteController.java
index 6bdfae2dc02f..246d68dec472 100644
--- a/services/core/java/com/android/server/media/AudioPoliciesDeviceRouteController.java
+++ b/services/core/java/com/android/server/media/AudioPoliciesDeviceRouteController.java
@@ -17,228 +17,596 @@
package com.android.server.media;
import static android.media.MediaRoute2Info.FEATURE_LIVE_AUDIO;
-import static android.media.MediaRoute2Info.FEATURE_LIVE_VIDEO;
import static android.media.MediaRoute2Info.FEATURE_LOCAL_PLAYBACK;
-import static android.media.MediaRoute2Info.TYPE_BUILTIN_SPEAKER;
-import static android.media.MediaRoute2Info.TYPE_DOCK;
-import static android.media.MediaRoute2Info.TYPE_HDMI;
-import static android.media.MediaRoute2Info.TYPE_HDMI_ARC;
-import static android.media.MediaRoute2Info.TYPE_HDMI_EARC;
-import static android.media.MediaRoute2Info.TYPE_USB_DEVICE;
-import static android.media.MediaRoute2Info.TYPE_WIRED_HEADPHONES;
-import static android.media.MediaRoute2Info.TYPE_WIRED_HEADSET;
+import android.Manifest;
import android.annotation.NonNull;
import android.annotation.Nullable;
+import android.annotation.RequiresPermission;
+import android.bluetooth.BluetoothAdapter;
+import android.bluetooth.BluetoothDevice;
import android.content.Context;
+import android.media.AudioAttributes;
+import android.media.AudioDeviceAttributes;
+import android.media.AudioDeviceCallback;
+import android.media.AudioDeviceInfo;
import android.media.AudioManager;
-import android.media.AudioRoutesInfo;
-import android.media.IAudioRoutesObserver;
-import android.media.IAudioService;
import android.media.MediaRoute2Info;
-import android.os.RemoteException;
+import android.media.audiopolicy.AudioProductStrategy;
+import android.os.Handler;
+import android.os.HandlerExecutor;
+import android.os.Looper;
+import android.os.UserHandle;
+import android.text.TextUtils;
import android.util.Slog;
+import android.util.SparseArray;
import com.android.internal.R;
-import com.android.internal.annotations.VisibleForTesting;
+import com.android.server.media.BluetoothRouteController.NoOpBluetoothRouteController;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
import java.util.Objects;
+/**
+ * Maintains a list of all available routes and supports transfers to any of them.
+ *
+ * <p>This implementation is intended for use in conjunction with {@link
+ * NoOpBluetoothRouteController}, as it manages bluetooth devices directly.
+ *
+ * <p>This implementation obtains and manages all routes via {@link AudioManager}, with the
+ * exception of {@link AudioManager#handleBluetoothActiveDeviceChanged inactive bluetooth} routes
+ * which are managed by {@link AudioPoliciesBluetoothRouteController}, which depends on the
+ * bluetooth stack (for example {@link BluetoothAdapter}.
+ */
+// TODO: b/305199571 - Rename this class to avoid the AudioPolicies prefix, which has been flagged
+// by the audio team as a confusing name.
/* package */ final class AudioPoliciesDeviceRouteController implements DeviceRouteController {
+ private static final String TAG = SystemMediaRoute2Provider.TAG;
- private static final String TAG = "APDeviceRoutesController";
-
- @NonNull
- private final Context mContext;
@NonNull
- private final AudioManager mAudioManager;
- @NonNull
- private final IAudioService mAudioService;
+ private static final AudioAttributes MEDIA_USAGE_AUDIO_ATTRIBUTES =
+ new AudioAttributes.Builder().setUsage(AudioAttributes.USAGE_MEDIA).build();
@NonNull
- private final OnDeviceRouteChangedListener mOnDeviceRouteChangedListener;
- @NonNull
- private final AudioRoutesObserver mAudioRoutesObserver = new AudioRoutesObserver();
+ private static final SparseArray<SystemRouteInfo> AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO =
+ new SparseArray<>();
- private int mDeviceVolume;
+ @NonNull private final Context mContext;
+ @NonNull private final AudioManager mAudioManager;
+ @NonNull private final Handler mHandler;
+ @NonNull private final OnDeviceRouteChangedListener mOnDeviceRouteChangedListener;
+ @NonNull private final AudioPoliciesBluetoothRouteController mBluetoothRouteController;
@NonNull
- private MediaRoute2Info mDeviceRoute;
- @Nullable
- private MediaRoute2Info mSelectedRoute;
+ private final Map<String, MediaRoute2InfoHolder> mRouteIdToAvailableDeviceRoutes =
+ new HashMap<>();
+
+ @NonNull private final AudioProductStrategy mStrategyForMedia;
- @VisibleForTesting
- /* package */ AudioPoliciesDeviceRouteController(@NonNull Context context,
+ @NonNull private final AudioDeviceCallback mAudioDeviceCallback = new AudioDeviceCallbackImpl();
+
+ @NonNull
+ private final AudioManager.OnDevicesForAttributesChangedListener
+ mOnDevicesForAttributesChangedListener = this::onDevicesForAttributesChangedListener;
+
+ @NonNull private MediaRoute2Info mSelectedRoute;
+
+ // TODO: b/305199571 - Support nullable btAdapter and strategyForMedia which, when null, means
+ // no support for transferring to inactive bluetooth routes and transferring to any routes
+ // respectively.
+ @RequiresPermission(
+ anyOf = {
+ Manifest.permission.MODIFY_AUDIO_ROUTING,
+ Manifest.permission.QUERY_AUDIO_STATE
+ })
+ /* package */ AudioPoliciesDeviceRouteController(
+ @NonNull Context context,
@NonNull AudioManager audioManager,
- @NonNull IAudioService audioService,
+ @NonNull Looper looper,
+ @NonNull AudioProductStrategy strategyForMedia,
+ @NonNull BluetoothAdapter btAdapter,
@NonNull OnDeviceRouteChangedListener onDeviceRouteChangedListener) {
- Objects.requireNonNull(context);
- Objects.requireNonNull(audioManager);
- Objects.requireNonNull(audioService);
- Objects.requireNonNull(onDeviceRouteChangedListener);
+ mContext = Objects.requireNonNull(context);
+ mAudioManager = Objects.requireNonNull(audioManager);
+ mHandler = new Handler(Objects.requireNonNull(looper));
+ mStrategyForMedia = Objects.requireNonNull(strategyForMedia);
+ mOnDeviceRouteChangedListener = Objects.requireNonNull(onDeviceRouteChangedListener);
+ mBluetoothRouteController =
+ new AudioPoliciesBluetoothRouteController(
+ mContext, btAdapter, this::rebuildAvailableRoutesAndNotify);
+ // Just build routes but don't notify. The caller may not expect the listener to be invoked
+ // before this constructor has finished executing.
+ rebuildAvailableRoutes();
+ }
- mContext = context;
- mOnDeviceRouteChangedListener = onDeviceRouteChangedListener;
+ @RequiresPermission(
+ anyOf = {
+ Manifest.permission.MODIFY_AUDIO_ROUTING,
+ Manifest.permission.QUERY_AUDIO_STATE
+ })
+ @Override
+ public void start(UserHandle mUser) {
+ mBluetoothRouteController.start(mUser);
+ mAudioManager.registerAudioDeviceCallback(mAudioDeviceCallback, mHandler);
+ mAudioManager.addOnDevicesForAttributesChangedListener(
+ AudioRoutingUtils.ATTRIBUTES_MEDIA,
+ new HandlerExecutor(mHandler),
+ mOnDevicesForAttributesChangedListener);
+ }
- mAudioManager = audioManager;
- mAudioService = audioService;
+ @RequiresPermission(
+ anyOf = {
+ Manifest.permission.MODIFY_AUDIO_ROUTING,
+ Manifest.permission.QUERY_AUDIO_STATE
+ })
+ @Override
+ public void stop() {
+ mAudioManager.removeOnDevicesForAttributesChangedListener(
+ mOnDevicesForAttributesChangedListener);
+ mAudioManager.unregisterAudioDeviceCallback(mAudioDeviceCallback);
+ mBluetoothRouteController.stop();
+ mHandler.removeCallbacksAndMessages(/* token= */ null);
+ }
- AudioRoutesInfo newAudioRoutes = null;
- try {
- newAudioRoutes = mAudioService.startWatchingRoutes(mAudioRoutesObserver);
- } catch (RemoteException e) {
- Slog.w(TAG, "Cannot connect to audio service to start listen to routes", e);
- }
+ @Override
+ @NonNull
+ public synchronized MediaRoute2Info getSelectedRoute() {
+ return mSelectedRoute;
+ }
- mDeviceRoute = createRouteFromAudioInfo(newAudioRoutes);
+ @Override
+ @NonNull
+ public synchronized List<MediaRoute2Info> getAvailableRoutes() {
+ return mRouteIdToAvailableDeviceRoutes.values().stream()
+ .map(it -> it.mMediaRoute2Info)
+ .toList();
}
+ @RequiresPermission(Manifest.permission.MODIFY_AUDIO_ROUTING)
@Override
- public synchronized boolean selectRoute(@Nullable Integer type) {
- if (type == null) {
- mSelectedRoute = null;
- return true;
+ public synchronized void transferTo(@Nullable String routeId) {
+ if (routeId == null) {
+ // This should never happen: This branch should only execute when the matching bluetooth
+ // route controller is not the no-op one.
+ // TODO: b/305199571 - Make routeId non-null and remove this branch once we remove the
+ // legacy route controller implementations.
+ Slog.e(TAG, "Unexpected call to AudioPoliciesDeviceRouteController#transferTo(null)");
+ return;
}
-
- if (!isDeviceRouteType(type)) {
- return false;
+ MediaRoute2InfoHolder mediaRoute2InfoHolder = mRouteIdToAvailableDeviceRoutes.get(routeId);
+ if (mediaRoute2InfoHolder == null) {
+ Slog.w(TAG, "transferTo: Ignoring transfer request to unknown route id : " + routeId);
+ return;
+ }
+ if (mediaRoute2InfoHolder.mCorrespondsToInactiveBluetoothRoute) {
+ // By default, the last connected device is the active route so we don't need to apply a
+ // routing audio policy.
+ mBluetoothRouteController.activateBluetoothDeviceWithAddress(
+ mediaRoute2InfoHolder.mMediaRoute2Info.getAddress());
+ mAudioManager.removePreferredDeviceForStrategy(mStrategyForMedia);
+ } else {
+ AudioDeviceAttributes attr =
+ new AudioDeviceAttributes(
+ AudioDeviceAttributes.ROLE_OUTPUT,
+ mediaRoute2InfoHolder.mAudioDeviceInfoType,
+ /* address= */ ""); // This is not a BT device, hence no address needed.
+ mAudioManager.setPreferredDeviceForStrategy(mStrategyForMedia, attr);
}
+ }
- mSelectedRoute = createRouteFromAudioInfo(type);
+ @RequiresPermission(
+ anyOf = {
+ Manifest.permission.MODIFY_AUDIO_ROUTING,
+ Manifest.permission.QUERY_AUDIO_STATE
+ })
+ @Override
+ public synchronized boolean updateVolume(int volume) {
+ // TODO: b/305199571 - Optimize so that we only update the volume of the selected route. We
+ // don't need to rebuild all available routes.
+ rebuildAvailableRoutesAndNotify();
return true;
}
- @Override
- @NonNull
- public synchronized MediaRoute2Info getSelectedRoute() {
- if (mSelectedRoute != null) {
- return mSelectedRoute;
+ @RequiresPermission(
+ anyOf = {
+ Manifest.permission.MODIFY_AUDIO_ROUTING,
+ Manifest.permission.QUERY_AUDIO_STATE
+ })
+ private void onDevicesForAttributesChangedListener(
+ AudioAttributes attributes, List<AudioDeviceAttributes> unusedAudioDeviceAttributes) {
+ if (attributes.getUsage() == AudioAttributes.USAGE_MEDIA) {
+ // We only care about the media usage. Ignore everything else.
+ rebuildAvailableRoutesAndNotify();
}
- return mDeviceRoute;
}
- @Override
- public synchronized boolean updateVolume(int volume) {
- if (mDeviceVolume == volume) {
- return false;
- }
+ private synchronized void rebuildAvailableRoutesAndNotify() {
+ rebuildAvailableRoutes();
+ mOnDeviceRouteChangedListener.onDeviceRouteChanged();
+ }
- mDeviceVolume = volume;
+ @RequiresPermission(
+ anyOf = {
+ Manifest.permission.MODIFY_AUDIO_ROUTING,
+ Manifest.permission.QUERY_AUDIO_STATE
+ })
+ private synchronized void rebuildAvailableRoutes() {
+ List<AudioDeviceAttributes> attributesOfSelectedOutputDevices =
+ mAudioManager.getDevicesForAttributes(MEDIA_USAGE_AUDIO_ATTRIBUTES);
+ int selectedDeviceAttributesType;
+ if (attributesOfSelectedOutputDevices.isEmpty()) {
+ Slog.e(
+ TAG,
+ "Unexpected empty list of output devices for media. Using built-in speakers.");
+ selectedDeviceAttributesType = AudioDeviceInfo.TYPE_BUILTIN_SPEAKER;
+ } else {
+ if (attributesOfSelectedOutputDevices.size() > 1) {
+ Slog.w(
+ TAG,
+ "AudioManager.getDevicesForAttributes returned more than one element. Using"
+ + " the first one.");
+ }
+ selectedDeviceAttributesType = attributesOfSelectedOutputDevices.get(0).getType();
+ }
- if (mSelectedRoute != null) {
- mSelectedRoute = new MediaRoute2Info.Builder(mSelectedRoute)
- .setVolume(volume)
- .build();
+ AudioDeviceInfo[] audioDeviceInfos =
+ mAudioManager.getDevices(AudioManager.GET_DEVICES_OUTPUTS);
+ mRouteIdToAvailableDeviceRoutes.clear();
+ MediaRoute2InfoHolder newSelectedRouteHolder = null;
+ for (AudioDeviceInfo audioDeviceInfo : audioDeviceInfos) {
+ MediaRoute2Info mediaRoute2Info =
+ createMediaRoute2InfoFromAudioDeviceInfo(audioDeviceInfo);
+ // Null means audioDeviceInfo is not a supported media output, like a phone's builtin
+ // earpiece. We ignore those.
+ if (mediaRoute2Info != null) {
+ int audioDeviceInfoType = audioDeviceInfo.getType();
+ MediaRoute2InfoHolder newHolder =
+ MediaRoute2InfoHolder.createForAudioManagerRoute(
+ mediaRoute2Info, audioDeviceInfoType);
+ mRouteIdToAvailableDeviceRoutes.put(mediaRoute2Info.getId(), newHolder);
+ if (selectedDeviceAttributesType == audioDeviceInfoType) {
+ newSelectedRouteHolder = newHolder;
+ }
+ }
}
- mDeviceRoute = new MediaRoute2Info.Builder(mDeviceRoute)
- .setVolume(volume)
- .build();
+ if (mRouteIdToAvailableDeviceRoutes.isEmpty()) {
+ // Due to an unknown reason (possibly an audio server crash), we ended up with an empty
+ // list of routes. Our entire codebase assumes at least one system route always exists,
+ // so we create a placeholder route represented as a built-in speaker for
+ // user-presentation purposes.
+ Slog.e(TAG, "Ended up with an empty list of routes. Creating a placeholder route.");
+ MediaRoute2InfoHolder placeholderRouteHolder = createPlaceholderBuiltinSpeakerRoute();
+ String placeholderRouteId = placeholderRouteHolder.mMediaRoute2Info.getId();
+ mRouteIdToAvailableDeviceRoutes.put(placeholderRouteId, placeholderRouteHolder);
+ }
- return true;
+ if (newSelectedRouteHolder == null) {
+ Slog.e(
+ TAG,
+ "Could not map this selected device attribute type to an available route: "
+ + selectedDeviceAttributesType);
+ // We know mRouteIdToAvailableDeviceRoutes is not empty.
+ newSelectedRouteHolder = mRouteIdToAvailableDeviceRoutes.values().iterator().next();
+ }
+ MediaRoute2InfoHolder selectedRouteHolderWithUpdatedVolumeInfo =
+ newSelectedRouteHolder.copyWithVolumeInfoFromAudioManager(mAudioManager);
+ mRouteIdToAvailableDeviceRoutes.put(
+ newSelectedRouteHolder.mMediaRoute2Info.getId(),
+ selectedRouteHolderWithUpdatedVolumeInfo);
+ mSelectedRoute = selectedRouteHolderWithUpdatedVolumeInfo.mMediaRoute2Info;
+
+ // We only add those BT routes that we have not already obtained from audio manager (which
+ // are active).
+ mBluetoothRouteController.getAvailableBluetoothRoutes().stream()
+ .filter(it -> !mRouteIdToAvailableDeviceRoutes.containsKey(it.getId()))
+ .map(MediaRoute2InfoHolder::createForInactiveBluetoothRoute)
+ .forEach(
+ it -> mRouteIdToAvailableDeviceRoutes.put(it.mMediaRoute2Info.getId(), it));
}
- @NonNull
- private MediaRoute2Info createRouteFromAudioInfo(@Nullable AudioRoutesInfo newRoutes) {
- int type = TYPE_BUILTIN_SPEAKER;
-
- if (newRoutes != null) {
- if ((newRoutes.mainType & AudioRoutesInfo.MAIN_HEADPHONES) != 0) {
- type = TYPE_WIRED_HEADPHONES;
- } else if ((newRoutes.mainType & AudioRoutesInfo.MAIN_HEADSET) != 0) {
- type = TYPE_WIRED_HEADSET;
- } else if ((newRoutes.mainType & AudioRoutesInfo.MAIN_DOCK_SPEAKERS) != 0) {
- type = TYPE_DOCK;
- } else if ((newRoutes.mainType & AudioRoutesInfo.MAIN_HDMI) != 0) {
- type = TYPE_HDMI;
- } else if ((newRoutes.mainType & AudioRoutesInfo.MAIN_USB) != 0) {
- type = TYPE_USB_DEVICE;
- }
- }
+ private MediaRoute2InfoHolder createPlaceholderBuiltinSpeakerRoute() {
+ int type = AudioDeviceInfo.TYPE_BUILTIN_SPEAKER;
+ return MediaRoute2InfoHolder.createForAudioManagerRoute(
+ createMediaRoute2Info(
+ /* routeId= */ null, type, /* productName= */ null, /* address= */ null),
+ type);
+ }
- return createRouteFromAudioInfo(type);
+ @Nullable
+ private MediaRoute2Info createMediaRoute2InfoFromAudioDeviceInfo(
+ AudioDeviceInfo audioDeviceInfo) {
+ String address = audioDeviceInfo.getAddress();
+ // Passing a null route id means we want to get the default id for the route. Generally, we
+ // only expect to pass null for non-Bluetooth routes.
+ String routeId =
+ TextUtils.isEmpty(address)
+ ? null
+ : mBluetoothRouteController.getRouteIdForBluetoothAddress(address);
+ return createMediaRoute2Info(
+ routeId, audioDeviceInfo.getType(), audioDeviceInfo.getProductName(), address);
}
- @NonNull
- private MediaRoute2Info createRouteFromAudioInfo(@MediaRoute2Info.Type int type) {
- int name = R.string.default_audio_route_name;
- switch (type) {
- case TYPE_WIRED_HEADPHONES:
- case TYPE_WIRED_HEADSET:
- name = R.string.default_audio_route_name_headphones;
- break;
- case TYPE_DOCK:
- name = R.string.default_audio_route_name_dock_speakers;
- break;
- case TYPE_HDMI:
- case TYPE_HDMI_ARC:
- case TYPE_HDMI_EARC:
- name = R.string.default_audio_route_name_external_device;
- break;
- case TYPE_USB_DEVICE:
- name = R.string.default_audio_route_name_usb;
- break;
- }
-
- synchronized (this) {
- return new MediaRoute2Info.Builder(
- MediaRoute2Info.ROUTE_ID_DEVICE,
- mContext.getResources().getText(name).toString())
- .setVolumeHandling(
- mAudioManager.isVolumeFixed()
- ? MediaRoute2Info.PLAYBACK_VOLUME_FIXED
- : MediaRoute2Info.PLAYBACK_VOLUME_VARIABLE)
- .setVolume(mDeviceVolume)
- .setVolumeMax(mAudioManager.getStreamMaxVolume(AudioManager.STREAM_MUSIC))
- .setType(type)
- .addFeature(FEATURE_LIVE_AUDIO)
- .addFeature(FEATURE_LIVE_VIDEO)
- .addFeature(FEATURE_LOCAL_PLAYBACK)
- .setConnectionState(MediaRoute2Info.CONNECTION_STATE_CONNECTED)
- .build();
+ /**
+ * Creates a new {@link MediaRoute2Info} using the provided information.
+ *
+ * @param routeId A route id, or null to use an id pre-defined for the given {@code type}.
+ * @param audioDeviceInfoType The type as obtained from {@link AudioDeviceInfo#getType}.
+ * @param productName The product name as obtained from {@link
+ * AudioDeviceInfo#getProductName()}, or null to use a predefined name for the given {@code
+ * type}.
+ * @param address The type as obtained from {@link AudioDeviceInfo#getAddress()} or {@link
+ * BluetoothDevice#getAddress()}.
+ * @return The new {@link MediaRoute2Info}.
+ */
+ @Nullable
+ private MediaRoute2Info createMediaRoute2Info(
+ @Nullable String routeId,
+ int audioDeviceInfoType,
+ @Nullable CharSequence productName,
+ @Nullable String address) {
+ SystemRouteInfo systemRouteInfo =
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.get(audioDeviceInfoType);
+ if (systemRouteInfo == null) {
+ // Device type that's intentionally unsupported for media output, like the built-in
+ // earpiece.
+ return null;
+ }
+ CharSequence humanReadableName = productName;
+ if (TextUtils.isEmpty(humanReadableName)) {
+ humanReadableName = mContext.getResources().getText(systemRouteInfo.mNameResource);
+ }
+ if (routeId == null) {
+ // The caller hasn't provided an id, so we use a pre-defined one. This happens when we
+ // are creating a non-BT route, or we are creating a BT route but a race condition
+ // caused AudioManager to expose the BT route before BluetoothAdapter, preventing us
+ // from getting an id using BluetoothRouteController#getRouteIdForBluetoothAddress.
+ routeId = systemRouteInfo.mDefaultRouteId;
}
+ return new MediaRoute2Info.Builder(routeId, humanReadableName)
+ .setType(systemRouteInfo.mMediaRoute2InfoType)
+ .setAddress(address)
+ .setSystemRoute(true)
+ .addFeature(FEATURE_LIVE_AUDIO)
+ .addFeature(FEATURE_LOCAL_PLAYBACK)
+ .setConnectionState(MediaRoute2Info.CONNECTION_STATE_CONNECTED)
+ .build();
}
/**
- * Checks if the given type is a device route.
- *
- * <p>Device route means a route which is either built-in or wired to the current device.
- *
- * @param type specifies the type of the device.
- * @return {@code true} if the device is wired or built-in and {@code false} otherwise.
+ * Holds a {@link MediaRoute2Info} and associated information that we don't want to put in the
+ * {@link MediaRoute2Info} class because it's solely necessary for the implementation of this
+ * class.
*/
- private boolean isDeviceRouteType(@MediaRoute2Info.Type int type) {
- switch (type) {
- case TYPE_BUILTIN_SPEAKER:
- case TYPE_WIRED_HEADPHONES:
- case TYPE_WIRED_HEADSET:
- case TYPE_DOCK:
- case TYPE_HDMI:
- case TYPE_HDMI_ARC:
- case TYPE_HDMI_EARC:
- case TYPE_USB_DEVICE:
- return true;
- default:
- return false;
+ private static class MediaRoute2InfoHolder {
+
+ public final MediaRoute2Info mMediaRoute2Info;
+ public final int mAudioDeviceInfoType;
+ public final boolean mCorrespondsToInactiveBluetoothRoute;
+
+ public static MediaRoute2InfoHolder createForAudioManagerRoute(
+ MediaRoute2Info mediaRoute2Info, int audioDeviceInfoType) {
+ return new MediaRoute2InfoHolder(
+ mediaRoute2Info,
+ audioDeviceInfoType,
+ /* correspondsToInactiveBluetoothRoute= */ false);
+ }
+
+ public static MediaRoute2InfoHolder createForInactiveBluetoothRoute(
+ MediaRoute2Info mediaRoute2Info) {
+ // There's no corresponding audio device info, hence the audio device info type is
+ // unknown.
+ return new MediaRoute2InfoHolder(
+ mediaRoute2Info,
+ /* audioDeviceInfoType= */ AudioDeviceInfo.TYPE_UNKNOWN,
+ /* correspondsToInactiveBluetoothRoute= */ true);
+ }
+
+ private MediaRoute2InfoHolder(
+ MediaRoute2Info mediaRoute2Info,
+ int audioDeviceInfoType,
+ boolean correspondsToInactiveBluetoothRoute) {
+ mMediaRoute2Info = mediaRoute2Info;
+ mAudioDeviceInfoType = audioDeviceInfoType;
+ mCorrespondsToInactiveBluetoothRoute = correspondsToInactiveBluetoothRoute;
+ }
+
+ public MediaRoute2InfoHolder copyWithVolumeInfoFromAudioManager(
+ AudioManager mAudioManager) {
+ MediaRoute2Info routeInfoWithVolumeInfo =
+ new MediaRoute2Info.Builder(mMediaRoute2Info)
+ .setVolumeHandling(
+ mAudioManager.isVolumeFixed()
+ ? MediaRoute2Info.PLAYBACK_VOLUME_FIXED
+ : MediaRoute2Info.PLAYBACK_VOLUME_VARIABLE)
+ .setVolume(mAudioManager.getStreamVolume(AudioManager.STREAM_MUSIC))
+ .setVolumeMax(
+ mAudioManager.getStreamMaxVolume(AudioManager.STREAM_MUSIC))
+ .build();
+ return new MediaRoute2InfoHolder(
+ routeInfoWithVolumeInfo,
+ mAudioDeviceInfoType,
+ mCorrespondsToInactiveBluetoothRoute);
}
}
- private class AudioRoutesObserver extends IAudioRoutesObserver.Stub {
+ /**
+ * Holds route information about an {@link AudioDeviceInfo#getType() audio device info type}.
+ */
+ private static class SystemRouteInfo {
+ /** The type to use for {@link MediaRoute2Info#getType()}. */
+ public final int mMediaRoute2InfoType;
+
+ /**
+ * Holds the route id to use if no other id is provided.
+ *
+ * <p>We only expect this id to be used for non-bluetooth routes. For bluetooth routes, in a
+ * normal scenario, the id is generated from the device information (like address, or
+ * hiSyncId), and this value is ignored. A non-normal scenario may occur when there's race
+ * condition between {@link BluetoothAdapter} and {@link AudioManager}, who are not
+ * synchronized.
+ */
+ public final String mDefaultRouteId;
+
+ /**
+ * The name to use for {@link MediaRoute2Info#getName()}.
+ *
+ * <p>Usually replaced by the UI layer with a localized string.
+ */
+ public final int mNameResource;
+
+ private SystemRouteInfo(int mediaRoute2InfoType, String defaultRouteId, int nameResource) {
+ mMediaRoute2InfoType = mediaRoute2InfoType;
+ mDefaultRouteId = defaultRouteId;
+ mNameResource = nameResource;
+ }
+ }
+ private class AudioDeviceCallbackImpl extends AudioDeviceCallback {
+ @RequiresPermission(Manifest.permission.MODIFY_AUDIO_ROUTING)
@Override
- public void dispatchAudioRoutesChanged(AudioRoutesInfo newAudioRoutes) {
- boolean isDeviceRouteChanged;
- MediaRoute2Info deviceRoute = createRouteFromAudioInfo(newAudioRoutes);
-
- synchronized (AudioPoliciesDeviceRouteController.this) {
- mDeviceRoute = deviceRoute;
- isDeviceRouteChanged = mSelectedRoute == null;
+ public void onAudioDevicesAdded(AudioDeviceInfo[] addedDevices) {
+ for (AudioDeviceInfo deviceInfo : addedDevices) {
+ if (AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.contains(deviceInfo.getType())) {
+ // When a new valid media output is connected, we clear any routing policies so
+ // that the default routing logic from the audio framework kicks in. As a result
+ // of this, when the user connects a bluetooth device or a wired headset, the
+ // new device becomes the active route, which is the traditional behavior.
+ mAudioManager.removePreferredDeviceForStrategy(mStrategyForMedia);
+ rebuildAvailableRoutesAndNotify();
+ break;
+ }
}
+ }
- if (isDeviceRouteChanged) {
- mOnDeviceRouteChangedListener.onDeviceRouteChanged();
+ @RequiresPermission(
+ anyOf = {
+ Manifest.permission.MODIFY_AUDIO_ROUTING,
+ Manifest.permission.QUERY_AUDIO_STATE
+ })
+ @Override
+ public void onAudioDevicesRemoved(AudioDeviceInfo[] removedDevices) {
+ for (AudioDeviceInfo deviceInfo : removedDevices) {
+ if (AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.contains(deviceInfo.getType())) {
+ rebuildAvailableRoutesAndNotify();
+ break;
+ }
}
}
}
+ static {
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_BUILTIN_SPEAKER,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_BUILTIN_SPEAKER,
+ /* defaultRouteId= */ "ROUTE_ID_BUILTIN_SPEAKER",
+ /* nameResource= */ R.string.default_audio_route_name));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_WIRED_HEADSET,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_WIRED_HEADSET,
+ /* defaultRouteId= */ "ROUTE_ID_WIRED_HEADSET",
+ /* nameResource= */ R.string.default_audio_route_name_headphones));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_WIRED_HEADPHONES,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_WIRED_HEADPHONES,
+ /* defaultRouteId= */ "ROUTE_ID_WIRED_HEADPHONES",
+ /* nameResource= */ R.string.default_audio_route_name_headphones));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_BLUETOOTH_A2DP,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_BLUETOOTH_A2DP,
+ /* defaultRouteId= */ "ROUTE_ID_BLUETOOTH_A2DP",
+ /* nameResource= */ R.string.bluetooth_a2dp_audio_route_name));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_HDMI,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_HDMI,
+ /* defaultRouteId= */ "ROUTE_ID_HDMI",
+ /* nameResource= */ R.string.default_audio_route_name_external_device));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_DOCK,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_DOCK,
+ /* defaultRouteId= */ "ROUTE_ID_DOCK",
+ /* nameResource= */ R.string.default_audio_route_name_dock_speakers));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_USB_DEVICE,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_USB_DEVICE,
+ /* defaultRouteId= */ "ROUTE_ID_USB_DEVICE",
+ /* nameResource= */ R.string.default_audio_route_name_usb));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_USB_HEADSET,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_USB_HEADSET,
+ /* defaultRouteId= */ "ROUTE_ID_USB_HEADSET",
+ /* nameResource= */ R.string.default_audio_route_name_usb));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_HDMI_ARC,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_HDMI_ARC,
+ /* defaultRouteId= */ "ROUTE_ID_HDMI_ARC",
+ /* nameResource= */ R.string.default_audio_route_name_external_device));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_HDMI_EARC,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_HDMI_EARC,
+ /* defaultRouteId= */ "ROUTE_ID_HDMI_EARC",
+ /* nameResource= */ R.string.default_audio_route_name_external_device));
+ // TODO: b/305199571 - Add a proper type constants and human readable names for AUX_LINE,
+ // LINE_ANALOG, LINE_DIGITAL, BLE_BROADCAST, BLE_SPEAKER, BLE_HEADSET, and HEARING_AID.
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_HEARING_AID,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_HEARING_AID,
+ /* defaultRouteId= */ "ROUTE_ID_HEARING_AID",
+ /* nameResource= */ R.string.bluetooth_a2dp_audio_route_name));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_BLE_HEADSET,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_BLE_HEADSET,
+ /* defaultRouteId= */ "ROUTE_ID_BLE_HEADSET",
+ /* nameResource= */ R.string.bluetooth_a2dp_audio_route_name));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_BLE_SPEAKER,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_BLE_HEADSET, // TODO: b/305199571 - Make a new type.
+ /* defaultRouteId= */ "ROUTE_ID_BLE_SPEAKER",
+ /* nameResource= */ R.string.bluetooth_a2dp_audio_route_name));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_BLE_BROADCAST,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_BLE_HEADSET,
+ /* defaultRouteId= */ "ROUTE_ID_BLE_BROADCAST",
+ /* nameResource= */ R.string.bluetooth_a2dp_audio_route_name));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_LINE_DIGITAL,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_UNKNOWN,
+ /* defaultRouteId= */ "ROUTE_ID_LINE_DIGITAL",
+ /* nameResource= */ R.string.default_audio_route_name_external_device));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_LINE_ANALOG,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_UNKNOWN,
+ /* defaultRouteId= */ "ROUTE_ID_LINE_ANALOG",
+ /* nameResource= */ R.string.default_audio_route_name_external_device));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_AUX_LINE,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_UNKNOWN,
+ /* defaultRouteId= */ "ROUTE_ID_AUX_LINE",
+ /* nameResource= */ R.string.default_audio_route_name_external_device));
+ AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(
+ AudioDeviceInfo.TYPE_DOCK_ANALOG,
+ new SystemRouteInfo(
+ MediaRoute2Info.TYPE_DOCK,
+ /* defaultRouteId= */ "ROUTE_ID_DOCK_ANALOG",
+ /* nameResource= */ R.string.default_audio_route_name_dock_speakers));
+ }
}
diff --git a/services/core/java/com/android/server/media/AudioRoutingUtils.java b/services/core/java/com/android/server/media/AudioRoutingUtils.java
new file mode 100644
index 000000000000..13f11eb80ece
--- /dev/null
+++ b/services/core/java/com/android/server/media/AudioRoutingUtils.java
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.media;
+
+import android.Manifest;
+import android.annotation.Nullable;
+import android.annotation.RequiresPermission;
+import android.media.AudioAttributes;
+import android.media.AudioManager;
+import android.media.audiopolicy.AudioProductStrategy;
+
+/** Holds utils related to routing in the audio framework. */
+/* package */ final class AudioRoutingUtils {
+
+ /* package */ static final AudioAttributes ATTRIBUTES_MEDIA =
+ new AudioAttributes.Builder().setUsage(AudioAttributes.USAGE_MEDIA).build();
+
+ @RequiresPermission(Manifest.permission.MODIFY_AUDIO_ROUTING)
+ @Nullable
+ /* package */ static AudioProductStrategy getMediaAudioProductStrategy() {
+ for (AudioProductStrategy strategy : AudioManager.getAudioProductStrategies()) {
+ if (strategy.supportsAudioAttributes(AudioRoutingUtils.ATTRIBUTES_MEDIA)) {
+ return strategy;
+ }
+ }
+ return null;
+ }
+
+ private AudioRoutingUtils() {
+ // no-op to prevent instantiation.
+ }
+}
diff --git a/services/core/java/com/android/server/media/BluetoothRouteController.java b/services/core/java/com/android/server/media/BluetoothRouteController.java
index 2b01001fd7d1..74fdf6ee1d7f 100644
--- a/services/core/java/com/android/server/media/BluetoothRouteController.java
+++ b/services/core/java/com/android/server/media/BluetoothRouteController.java
@@ -44,19 +44,11 @@ import java.util.Objects;
@NonNull
static BluetoothRouteController createInstance(@NonNull Context context,
@NonNull BluetoothRouteController.BluetoothRoutesUpdatedListener listener) {
- Objects.requireNonNull(context);
Objects.requireNonNull(listener);
+ BluetoothAdapter btAdapter = context.getSystemService(BluetoothManager.class).getAdapter();
- BluetoothManager bluetoothManager = (BluetoothManager)
- context.getSystemService(Context.BLUETOOTH_SERVICE);
- BluetoothAdapter btAdapter = bluetoothManager.getAdapter();
-
- if (btAdapter == null) {
+ if (btAdapter == null || Flags.enableAudioPoliciesDeviceAndBluetoothController()) {
return new NoOpBluetoothRouteController();
- }
-
- if (Flags.enableAudioPoliciesDeviceAndBluetoothController()) {
- return new AudioPoliciesBluetoothRouteController(context, btAdapter, listener);
} else {
return new LegacyBluetoothRouteController(context, btAdapter, listener);
}
@@ -74,17 +66,6 @@ import java.util.Objects;
*/
void stop();
-
- /**
- * Selects the route with the given {@code deviceAddress}.
- *
- * @param deviceAddress The physical address of the device to select. May be null to unselect
- * the currently selected device.
- * @return Whether the selection succeeds. If the selection fails, the state of the instance
- * remains unaltered.
- */
- boolean selectRoute(@Nullable String deviceAddress);
-
/**
* Transfers Bluetooth output to the given route.
*
@@ -158,12 +139,6 @@ import java.util.Objects;
}
@Override
- public boolean selectRoute(String deviceAddress) {
- // no op
- return false;
- }
-
- @Override
public void transferTo(String routeId) {
// no op
}
diff --git a/services/core/java/com/android/server/media/DeviceRouteController.java b/services/core/java/com/android/server/media/DeviceRouteController.java
index 0fdaaa7604e5..9f175a9a0277 100644
--- a/services/core/java/com/android/server/media/DeviceRouteController.java
+++ b/services/core/java/com/android/server/media/DeviceRouteController.java
@@ -16,17 +16,25 @@
package com.android.server.media;
+import android.Manifest;
import android.annotation.NonNull;
import android.annotation.Nullable;
+import android.annotation.RequiresPermission;
+import android.bluetooth.BluetoothAdapter;
+import android.bluetooth.BluetoothManager;
import android.content.Context;
import android.media.AudioManager;
-import android.media.IAudioRoutesObserver;
import android.media.IAudioService;
import android.media.MediaRoute2Info;
+import android.media.audiopolicy.AudioProductStrategy;
+import android.os.Looper;
import android.os.ServiceManager;
+import android.os.UserHandle;
import com.android.media.flags.Flags;
+import java.util.List;
+
/**
* Controls device routes.
*
@@ -37,44 +45,65 @@ import com.android.media.flags.Flags;
*/
/* package */ interface DeviceRouteController {
- /**
- * Returns a new instance of {@link DeviceRouteController}.
- */
- /* package */ static DeviceRouteController createInstance(@NonNull Context context,
+ /** Returns a new instance of {@link DeviceRouteController}. */
+ @RequiresPermission(Manifest.permission.MODIFY_AUDIO_ROUTING)
+ /* package */ static DeviceRouteController createInstance(
+ @NonNull Context context,
+ @NonNull Looper looper,
@NonNull OnDeviceRouteChangedListener onDeviceRouteChangedListener) {
AudioManager audioManager = context.getSystemService(AudioManager.class);
- IAudioService audioService = IAudioService.Stub.asInterface(
- ServiceManager.getService(Context.AUDIO_SERVICE));
+ AudioProductStrategy strategyForMedia = AudioRoutingUtils.getMediaAudioProductStrategy();
- if (Flags.enableAudioPoliciesDeviceAndBluetoothController()) {
- return new AudioPoliciesDeviceRouteController(context,
+ BluetoothManager bluetoothManager = context.getSystemService(BluetoothManager.class);
+ BluetoothAdapter btAdapter =
+ bluetoothManager != null ? bluetoothManager.getAdapter() : null;
+
+ // TODO: b/305199571 - Make the audio policies implementation work without the need for a
+ // bluetooth adapter or a strategy for media. If no strategy for media is available we can
+ // disallow media router transfers, and without a bluetooth adapter we can remove support
+ // for transfers to inactive bluetooth routes.
+ if (strategyForMedia != null
+ && btAdapter != null
+ && Flags.enableAudioPoliciesDeviceAndBluetoothController()) {
+ return new AudioPoliciesDeviceRouteController(
+ context,
audioManager,
- audioService,
+ looper,
+ strategyForMedia,
+ btAdapter,
onDeviceRouteChangedListener);
} else {
- return new LegacyDeviceRouteController(context,
- audioManager,
- audioService,
- onDeviceRouteChangedListener);
+ IAudioService audioService =
+ IAudioService.Stub.asInterface(
+ ServiceManager.getService(Context.AUDIO_SERVICE));
+ return new LegacyDeviceRouteController(
+ context, audioManager, audioService, onDeviceRouteChangedListener);
}
}
+ /** Returns the currently selected device (built-in or wired) route. */
+ @NonNull
+ MediaRoute2Info getSelectedRoute();
+
/**
- * Select the route with the given built-in or wired {@link MediaRoute2Info.Type}.
- *
- * <p>If the type is {@code null} then unselects the route and falls back to the default device
- * route observed from
- * {@link com.android.server.audio.AudioService#startWatchingRoutes(IAudioRoutesObserver)}.
+ * Returns all available routes.
*
- * @param type device type. May be {@code null} to unselect currently selected route.
- * @return whether the selection succeeds. If the selection fails the state of the controller
- * remains intact.
+ * <p>Note that this method returns available routes including the selected route because (a)
+ * this interface doesn't guarantee that the internal state of the controller won't change
+ * between calls to {@link #getSelectedRoute()} and this method and (b) {@link
+ * #getSelectedRoute()} may be treated as a transferable route (not a selected route) if the
+ * selected route is from {@link BluetoothRouteController}.
*/
- boolean selectRoute(@Nullable @MediaRoute2Info.Type Integer type);
+ List<MediaRoute2Info> getAvailableRoutes();
- /** Returns the currently selected device (built-in or wired) route. */
- @NonNull
- MediaRoute2Info getSelectedRoute();
+ /**
+ * Transfers device output to the given route.
+ *
+ * <p>If the route is {@code null} then active route will be deactivated.
+ *
+ * @param routeId to switch to or {@code null} to unset the active device.
+ */
+ void transferTo(@Nullable String routeId);
/**
* Updates device route volume.
@@ -85,6 +114,18 @@ import com.android.media.flags.Flags;
boolean updateVolume(int volume);
/**
+ * Starts listening for changes in the system to keep an up to date view of available and
+ * selected devices.
+ */
+ void start(UserHandle mUser);
+
+ /**
+ * Stops keeping the internal state up to date with the system, releasing any resources acquired
+ * in {@link #start}
+ */
+ void stop();
+
+ /**
* Interface for receiving events when device route has changed.
*/
interface OnDeviceRouteChangedListener {
diff --git a/services/core/java/com/android/server/media/LegacyBluetoothRouteController.java b/services/core/java/com/android/server/media/LegacyBluetoothRouteController.java
index ba3cecf7c091..041fceaf8d3d 100644
--- a/services/core/java/com/android/server/media/LegacyBluetoothRouteController.java
+++ b/services/core/java/com/android/server/media/LegacyBluetoothRouteController.java
@@ -132,12 +132,6 @@ class LegacyBluetoothRouteController implements BluetoothRouteController {
mContext.unregisterReceiver(mDeviceStateChangedReceiver);
}
- @Override
- public boolean selectRoute(String deviceAddress) {
- // No-op as the class decides if a route is selected based on Bluetooth events.
- return false;
- }
-
/**
* Transfers to a given bluetooth route.
* The dedicated BT device with the route would be activated.
diff --git a/services/core/java/com/android/server/media/LegacyDeviceRouteController.java b/services/core/java/com/android/server/media/LegacyDeviceRouteController.java
index 65874e23dcdc..c0f28346705c 100644
--- a/services/core/java/com/android/server/media/LegacyDeviceRouteController.java
+++ b/services/core/java/com/android/server/media/LegacyDeviceRouteController.java
@@ -35,11 +35,13 @@ import android.media.IAudioRoutesObserver;
import android.media.IAudioService;
import android.media.MediaRoute2Info;
import android.os.RemoteException;
+import android.os.UserHandle;
import android.util.Slog;
import com.android.internal.R;
-import com.android.internal.annotations.VisibleForTesting;
+import java.util.Collections;
+import java.util.List;
import java.util.Objects;
/**
@@ -73,7 +75,6 @@ import java.util.Objects;
private int mDeviceVolume;
private MediaRoute2Info mDeviceRoute;
- @VisibleForTesting
/* package */ LegacyDeviceRouteController(@NonNull Context context,
@NonNull AudioManager audioManager,
@NonNull IAudioService audioService,
@@ -100,9 +101,13 @@ import java.util.Objects;
}
@Override
- public boolean selectRoute(@Nullable Integer type) {
- // No-op as the controller does not support selection from the outside of the class.
- return false;
+ public void start(UserHandle mUser) {
+ // Nothing to do.
+ }
+
+ @Override
+ public void stop() {
+ // Nothing to do.
}
@Override
@@ -112,6 +117,17 @@ import java.util.Objects;
}
@Override
+ public synchronized List<MediaRoute2Info> getAvailableRoutes() {
+ return Collections.emptyList();
+ }
+
+ @Override
+ public synchronized void transferTo(@Nullable String routeId) {
+ // Unsupported. This implementation doesn't support transferable routes (always exposes a
+ // single non-bluetooth route).
+ }
+
+ @Override
public synchronized boolean updateVolume(int volume) {
if (mDeviceVolume == volume) {
return false;
diff --git a/services/core/java/com/android/server/media/SystemMediaRoute2Provider.java b/services/core/java/com/android/server/media/SystemMediaRoute2Provider.java
index c8dba800a017..86d78334d546 100644
--- a/services/core/java/com/android/server/media/SystemMediaRoute2Provider.java
+++ b/services/core/java/com/android/server/media/SystemMediaRoute2Provider.java
@@ -16,15 +16,12 @@
package com.android.server.media;
-import android.annotation.NonNull;
import android.annotation.Nullable;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
-import android.media.AudioAttributes;
-import android.media.AudioDeviceAttributes;
import android.media.AudioManager;
import android.media.MediaRoute2Info;
import android.media.MediaRoute2ProviderInfo;
@@ -51,7 +48,8 @@ import java.util.Set;
*/
// TODO: check thread safety. We may need to use lock to protect variables.
class SystemMediaRoute2Provider extends MediaRoute2Provider {
- private static final String TAG = "MR2SystemProvider";
+ // Package-visible to use this tag for all system routing logic (done across multiple classes).
+ /* package */ static final String TAG = "MR2SystemProvider";
private static final boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
private static final ComponentName COMPONENT_NAME = new ComponentName(
@@ -77,26 +75,6 @@ class SystemMediaRoute2Provider extends MediaRoute2Provider {
private final AudioManagerBroadcastReceiver mAudioReceiver =
new AudioManagerBroadcastReceiver();
- private final AudioManager.OnDevicesForAttributesChangedListener
- mOnDevicesForAttributesChangedListener =
- new AudioManager.OnDevicesForAttributesChangedListener() {
- @Override
- public void onDevicesForAttributesChanged(@NonNull AudioAttributes attributes,
- @NonNull List<AudioDeviceAttributes> devices) {
- if (attributes.getUsage() != AudioAttributes.USAGE_MEDIA) {
- return;
- }
-
- mHandler.post(() -> {
- updateSelectedAudioDevice(devices);
- notifyProviderState();
- if (updateSessionInfosIfNeeded()) {
- notifySessionInfoUpdated();
- }
- });
- }
- };
-
private final Object mRequestLock = new Object();
@GuardedBy("mRequestLock")
private volatile SessionCreationRequest mPendingSessionCreationRequest;
@@ -106,7 +84,8 @@ class SystemMediaRoute2Provider extends MediaRoute2Provider {
mIsSystemRouteProvider = true;
mContext = context;
mUser = user;
- mHandler = new Handler(Looper.getMainLooper());
+ Looper looper = Looper.getMainLooper();
+ mHandler = new Handler(looper);
mAudioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
@@ -123,25 +102,15 @@ class SystemMediaRoute2Provider extends MediaRoute2Provider {
mDeviceRouteController =
DeviceRouteController.createInstance(
context,
- () -> {
- mHandler.post(
- () -> {
- publishProviderState();
- if (updateSessionInfosIfNeeded()) {
- notifySessionInfoUpdated();
- }
- });
- });
-
- mAudioManager.addOnDevicesForAttributesChangedListener(
- AudioAttributesUtils.ATTRIBUTES_MEDIA, mContext.getMainExecutor(),
- mOnDevicesForAttributesChangedListener);
-
- // These methods below should be called after all fields are initialized, as they
- // access the fields inside.
- List<AudioDeviceAttributes> devices =
- mAudioManager.getDevicesForAttributes(AudioAttributesUtils.ATTRIBUTES_MEDIA);
- updateSelectedAudioDevice(devices);
+ looper,
+ () ->
+ mHandler.post(
+ () -> {
+ publishProviderState();
+ if (updateSessionInfosIfNeeded()) {
+ notifySessionInfoUpdated();
+ }
+ }));
updateProviderState();
updateSessionInfosIfNeeded();
}
@@ -151,20 +120,21 @@ class SystemMediaRoute2Provider extends MediaRoute2Provider {
intentFilter.addAction(AudioManager.STREAM_DEVICES_CHANGED_ACTION);
mContext.registerReceiverAsUser(mAudioReceiver, mUser,
intentFilter, null, null);
-
- mHandler.post(() -> {
- mBluetoothRouteController.start(mUser);
- notifyProviderState();
- });
- updateVolume();
+ mHandler.post(
+ () -> {
+ mDeviceRouteController.start(mUser);
+ mBluetoothRouteController.start(mUser);
+ });
}
public void stop() {
mContext.unregisterReceiver(mAudioReceiver);
- mHandler.post(() -> {
- mBluetoothRouteController.stop();
- notifyProviderState();
- });
+ mHandler.post(
+ () -> {
+ mBluetoothRouteController.stop();
+ mDeviceRouteController.stop();
+ notifyProviderState();
+ });
}
@Override
@@ -225,13 +195,26 @@ class SystemMediaRoute2Provider extends MediaRoute2Provider {
public void transferToRoute(long requestId, String sessionId, String routeId) {
if (TextUtils.equals(routeId, MediaRoute2Info.ROUTE_ID_DEFAULT)) {
// The currently selected route is the default route.
+ Log.w(TAG, "Ignoring transfer to " + MediaRoute2Info.ROUTE_ID_DEFAULT);
return;
}
-
MediaRoute2Info selectedDeviceRoute = mDeviceRouteController.getSelectedRoute();
- if (TextUtils.equals(routeId, selectedDeviceRoute.getId())) {
+ boolean isAvailableDeviceRoute =
+ mDeviceRouteController.getAvailableRoutes().stream()
+ .anyMatch(it -> it.getId().equals(routeId));
+ boolean isSelectedDeviceRoute = TextUtils.equals(routeId, selectedDeviceRoute.getId());
+
+ if (isSelectedDeviceRoute || isAvailableDeviceRoute) {
+ // The requested route is managed by the device route controller. Note that the selected
+ // device route doesn't necessarily match mSelectedRouteId (which is the selected route
+ // of the routing session). If the selected device route is transferred to, we need to
+ // make the bluetooth routes inactive so that the device route becomes the selected
+ // route of the routing session.
+ mDeviceRouteController.transferTo(routeId);
mBluetoothRouteController.transferTo(null);
} else {
+ // The requested route is managed by the bluetooth route controller.
+ mDeviceRouteController.transferTo(null);
mBluetoothRouteController.transferTo(routeId);
}
}
@@ -280,33 +263,22 @@ class SystemMediaRoute2Provider extends MediaRoute2Provider {
MediaRoute2Info selectedDeviceRoute = mDeviceRouteController.getSelectedRoute();
- RoutingSessionInfo.Builder builder = new RoutingSessionInfo.Builder(
- SYSTEM_SESSION_ID, packageName).setSystemSession(true);
+ RoutingSessionInfo.Builder builder =
+ new RoutingSessionInfo.Builder(SYSTEM_SESSION_ID, packageName)
+ .setSystemSession(true);
builder.addSelectedRoute(selectedDeviceRoute.getId());
for (MediaRoute2Info route : mBluetoothRouteController.getAllBluetoothRoutes()) {
builder.addTransferableRoute(route.getId());
}
- return builder.setProviderId(mUniqueId).build();
- }
- }
- private void updateSelectedAudioDevice(@NonNull List<AudioDeviceAttributes> devices) {
- if (devices.isEmpty()) {
- Slog.w(TAG, "The list of preferred devices was empty.");
- return;
- }
-
- AudioDeviceAttributes audioDeviceAttributes = devices.get(0);
-
- if (AudioAttributesUtils.isDeviceOutputAttributes(audioDeviceAttributes)) {
- mDeviceRouteController.selectRoute(
- AudioAttributesUtils.mapToMediaRouteType(audioDeviceAttributes));
- mBluetoothRouteController.selectRoute(null);
- } else if (AudioAttributesUtils.isBluetoothOutputAttributes(audioDeviceAttributes)) {
- mDeviceRouteController.selectRoute(null);
- mBluetoothRouteController.selectRoute(audioDeviceAttributes.getAddress());
- } else {
- Slog.w(TAG, "Unknown audio attributes: " + audioDeviceAttributes);
+ if (Flags.enableAudioPoliciesDeviceAndBluetoothController()) {
+ for (MediaRoute2Info route : mDeviceRouteController.getAvailableRoutes()) {
+ if (!TextUtils.equals(selectedDeviceRoute.getId(), route.getId())) {
+ builder.addTransferableRoute(route.getId());
+ }
+ }
+ }
+ return builder.setProviderId(mUniqueId).build();
}
}
@@ -314,7 +286,15 @@ class SystemMediaRoute2Provider extends MediaRoute2Provider {
MediaRoute2ProviderInfo.Builder builder = new MediaRoute2ProviderInfo.Builder();
// We must have a device route in the provider info.
- builder.addRoute(mDeviceRouteController.getSelectedRoute());
+ if (Flags.enableAudioPoliciesDeviceAndBluetoothController()) {
+ List<MediaRoute2Info> deviceRoutes = mDeviceRouteController.getAvailableRoutes();
+ for (MediaRoute2Info route : deviceRoutes) {
+ builder.addRoute(route);
+ }
+ setProviderState(builder.build());
+ } else {
+ builder.addRoute(mDeviceRouteController.getSelectedRoute());
+ }
for (MediaRoute2Info route : mBluetoothRouteController.getAllBluetoothRoutes()) {
builder.addRoute(route);
@@ -352,7 +332,12 @@ class SystemMediaRoute2Provider extends MediaRoute2Provider {
.setProviderId(mUniqueId)
.build();
builder.addSelectedRoute(mSelectedRouteId);
-
+ for (MediaRoute2Info route : mDeviceRouteController.getAvailableRoutes()) {
+ String routeId = route.getId();
+ if (!mSelectedRouteId.equals(routeId)) {
+ builder.addTransferableRoute(routeId);
+ }
+ }
for (MediaRoute2Info route : mBluetoothRouteController.getTransferableRoutes()) {
builder.addTransferableRoute(route.getId());
}
diff --git a/services/robotests/src/com/android/server/media/AudioPoliciesBluetoothRouteControllerTest.java b/services/robotests/src/com/android/server/media/AudioPoliciesBluetoothRouteControllerTest.java
deleted file mode 100644
index 0ad418427183..000000000000
--- a/services/robotests/src/com/android/server/media/AudioPoliciesBluetoothRouteControllerTest.java
+++ /dev/null
@@ -1,293 +0,0 @@
-/*
- * Copyright (C) 2023 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.server.media;
-
-import static com.google.common.truth.Truth.assertThat;
-
-import static org.mockito.Mockito.any;
-import static org.mockito.Mockito.eq;
-import static org.mockito.Mockito.when;
-
-import android.app.Application;
-import android.bluetooth.BluetoothA2dp;
-import android.bluetooth.BluetoothAdapter;
-import android.bluetooth.BluetoothDevice;
-import android.bluetooth.BluetoothManager;
-import android.bluetooth.BluetoothProfile;
-import android.content.Context;
-import android.content.Intent;
-import android.media.AudioManager;
-import android.media.MediaRoute2Info;
-import android.os.UserHandle;
-
-import androidx.test.core.app.ApplicationProvider;
-
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.mockito.Mock;
-import org.mockito.MockitoAnnotations;
-import org.robolectric.RobolectricTestRunner;
-import org.robolectric.Shadows;
-import org.robolectric.shadows.ShadowBluetoothAdapter;
-import org.robolectric.shadows.ShadowBluetoothDevice;
-
-import java.util.Collection;
-import java.util.HashSet;
-import java.util.Set;
-
-@RunWith(RobolectricTestRunner.class)
-public class AudioPoliciesBluetoothRouteControllerTest {
-
- private static final String DEVICE_ADDRESS_UNKNOWN = ":unknown:ip:address:";
- private static final String DEVICE_ADDRESS_SAMPLE_1 = "30:59:8B:E4:C6:35";
- private static final String DEVICE_ADDRESS_SAMPLE_2 = "0D:0D:A6:FF:8D:B6";
- private static final String DEVICE_ADDRESS_SAMPLE_3 = "2D:9B:0C:C2:6F:78";
- private static final String DEVICE_ADDRESS_SAMPLE_4 = "66:88:F9:2D:A8:1E";
-
- private Context mContext;
-
- private ShadowBluetoothAdapter mShadowBluetoothAdapter;
-
- @Mock
- private BluetoothRouteController.BluetoothRoutesUpdatedListener mListener;
-
- @Mock
- private BluetoothProfileMonitor mBluetoothProfileMonitor;
-
- private AudioPoliciesBluetoothRouteController mAudioPoliciesBluetoothRouteController;
-
- @Before
- public void setUp() {
- MockitoAnnotations.initMocks(this);
-
- Application application = ApplicationProvider.getApplicationContext();
- mContext = application;
-
- BluetoothManager bluetoothManager = (BluetoothManager)
- mContext.getSystemService(Context.BLUETOOTH_SERVICE);
-
- BluetoothAdapter bluetoothAdapter = bluetoothManager.getAdapter();
- mShadowBluetoothAdapter = Shadows.shadowOf(bluetoothAdapter);
-
- mAudioPoliciesBluetoothRouteController =
- new AudioPoliciesBluetoothRouteController(mContext, bluetoothAdapter,
- mBluetoothProfileMonitor, mListener) {
- @Override
- boolean isDeviceConnected(BluetoothDevice device) {
- return true;
- }
- };
-
- // Enable A2DP profile.
- when(mBluetoothProfileMonitor.isProfileSupported(eq(BluetoothProfile.A2DP), any()))
- .thenReturn(true);
- mShadowBluetoothAdapter.setProfileConnectionState(BluetoothProfile.A2DP,
- BluetoothProfile.STATE_CONNECTED);
-
- mAudioPoliciesBluetoothRouteController.start(UserHandle.of(0));
- }
-
- @Test
- public void getSelectedRoute_noBluetoothRoutesAvailable_returnsNull() {
- assertThat(mAudioPoliciesBluetoothRouteController.getSelectedRoute()).isNull();
- }
-
- @Test
- public void selectRoute_noBluetoothRoutesAvailable_returnsFalse() {
- assertThat(mAudioPoliciesBluetoothRouteController
- .selectRoute(DEVICE_ADDRESS_UNKNOWN)).isFalse();
- }
-
- @Test
- public void selectRoute_noDeviceWithGivenAddress_returnsFalse() {
- Set<BluetoothDevice> devices = generateFakeBluetoothDevicesSet(
- DEVICE_ADDRESS_SAMPLE_1, DEVICE_ADDRESS_SAMPLE_3);
-
- mShadowBluetoothAdapter.setBondedDevices(devices);
-
- assertThat(mAudioPoliciesBluetoothRouteController
- .selectRoute(DEVICE_ADDRESS_SAMPLE_2)).isFalse();
- }
-
- @Test
- public void selectRoute_deviceIsInDevicesSet_returnsTrue() {
- Set<BluetoothDevice> devices = generateFakeBluetoothDevicesSet(
- DEVICE_ADDRESS_SAMPLE_1, DEVICE_ADDRESS_SAMPLE_2);
-
- mShadowBluetoothAdapter.setBondedDevices(devices);
-
- assertThat(mAudioPoliciesBluetoothRouteController
- .selectRoute(DEVICE_ADDRESS_SAMPLE_1)).isTrue();
- }
-
- @Test
- public void selectRoute_resetSelectedDevice_returnsTrue() {
- Set<BluetoothDevice> devices = generateFakeBluetoothDevicesSet(
- DEVICE_ADDRESS_SAMPLE_1, DEVICE_ADDRESS_SAMPLE_2);
-
- mShadowBluetoothAdapter.setBondedDevices(devices);
-
- mAudioPoliciesBluetoothRouteController.selectRoute(DEVICE_ADDRESS_SAMPLE_1);
- assertThat(mAudioPoliciesBluetoothRouteController.selectRoute(null)).isTrue();
- }
-
- @Test
- public void selectRoute_noSelectedDevice_returnsTrue() {
- Set<BluetoothDevice> devices = generateFakeBluetoothDevicesSet(
- DEVICE_ADDRESS_SAMPLE_1, DEVICE_ADDRESS_SAMPLE_2);
-
- mShadowBluetoothAdapter.setBondedDevices(devices);
-
- assertThat(mAudioPoliciesBluetoothRouteController.selectRoute(null)).isTrue();
- }
-
- @Test
- public void getSelectedRoute_updateRouteFailed_returnsNull() {
- Set<BluetoothDevice> devices = generateFakeBluetoothDevicesSet(
- DEVICE_ADDRESS_SAMPLE_1, DEVICE_ADDRESS_SAMPLE_2);
-
- mShadowBluetoothAdapter.setBondedDevices(devices);
- mAudioPoliciesBluetoothRouteController
- .selectRoute(DEVICE_ADDRESS_SAMPLE_3);
-
- assertThat(mAudioPoliciesBluetoothRouteController.getSelectedRoute()).isNull();
- }
-
- @Test
- public void getSelectedRoute_updateRouteSuccessful_returnsUpdateDevice() {
- Set<BluetoothDevice> devices = generateFakeBluetoothDevicesSet(
- DEVICE_ADDRESS_SAMPLE_1, DEVICE_ADDRESS_SAMPLE_2, DEVICE_ADDRESS_SAMPLE_4);
-
- assertThat(mAudioPoliciesBluetoothRouteController.getSelectedRoute()).isNull();
-
- mShadowBluetoothAdapter.setBondedDevices(devices);
-
- assertThat(mAudioPoliciesBluetoothRouteController
- .selectRoute(DEVICE_ADDRESS_SAMPLE_4)).isTrue();
-
- MediaRoute2Info selectedRoute = mAudioPoliciesBluetoothRouteController.getSelectedRoute();
- assertThat(selectedRoute.getAddress()).isEqualTo(DEVICE_ADDRESS_SAMPLE_4);
- }
-
- @Test
- public void getSelectedRoute_resetSelectedRoute_returnsNull() {
- Set<BluetoothDevice> devices = generateFakeBluetoothDevicesSet(
- DEVICE_ADDRESS_SAMPLE_1, DEVICE_ADDRESS_SAMPLE_2, DEVICE_ADDRESS_SAMPLE_4);
-
- mShadowBluetoothAdapter.setBondedDevices(devices);
-
- // Device is not null now.
- mAudioPoliciesBluetoothRouteController.selectRoute(DEVICE_ADDRESS_SAMPLE_4);
- // Rest the device.
- mAudioPoliciesBluetoothRouteController.selectRoute(null);
-
- assertThat(mAudioPoliciesBluetoothRouteController.getSelectedRoute())
- .isNull();
- }
-
- @Test
- public void getTransferableRoutes_noSelectedRoute_returnsAllBluetoothDevices() {
- String[] addresses = new String[] { DEVICE_ADDRESS_SAMPLE_1,
- DEVICE_ADDRESS_SAMPLE_2, DEVICE_ADDRESS_SAMPLE_4 };
- Set<BluetoothDevice> devices = generateFakeBluetoothDevicesSet(addresses);
- mShadowBluetoothAdapter.setBondedDevices(devices);
-
- // Force route controller to update bluetooth devices list.
- sendBluetoothDevicesChangedBroadcast();
-
- Set<String> transferableDevices = extractAddressesListFrom(
- mAudioPoliciesBluetoothRouteController.getTransferableRoutes());
- assertThat(transferableDevices).containsExactlyElementsIn(addresses);
- }
-
- @Test
- public void getTransferableRoutes_hasSelectedRoute_returnsRoutesWithoutSelectedDevice() {
- String[] addresses = new String[] { DEVICE_ADDRESS_SAMPLE_1,
- DEVICE_ADDRESS_SAMPLE_2, DEVICE_ADDRESS_SAMPLE_4 };
- Set<BluetoothDevice> devices = generateFakeBluetoothDevicesSet(addresses);
- mShadowBluetoothAdapter.setBondedDevices(devices);
-
- // Force route controller to update bluetooth devices list.
- sendBluetoothDevicesChangedBroadcast();
- mAudioPoliciesBluetoothRouteController.selectRoute(DEVICE_ADDRESS_SAMPLE_4);
-
- Set<String> transferableDevices = extractAddressesListFrom(
- mAudioPoliciesBluetoothRouteController.getTransferableRoutes());
- assertThat(transferableDevices).containsExactly(DEVICE_ADDRESS_SAMPLE_1,
- DEVICE_ADDRESS_SAMPLE_2);
- }
-
- @Test
- public void getAllBluetoothRoutes_hasSelectedRoute_returnsAllRoutes() {
- String[] addresses = new String[] { DEVICE_ADDRESS_SAMPLE_1,
- DEVICE_ADDRESS_SAMPLE_2, DEVICE_ADDRESS_SAMPLE_4 };
- Set<BluetoothDevice> devices = generateFakeBluetoothDevicesSet(addresses);
- mShadowBluetoothAdapter.setBondedDevices(devices);
-
- // Force route controller to update bluetooth devices list.
- sendBluetoothDevicesChangedBroadcast();
- mAudioPoliciesBluetoothRouteController.selectRoute(DEVICE_ADDRESS_SAMPLE_4);
-
- Set<String> bluetoothDevices = extractAddressesListFrom(
- mAudioPoliciesBluetoothRouteController.getAllBluetoothRoutes());
- assertThat(bluetoothDevices).containsExactlyElementsIn(addresses);
- }
-
- @Test
- public void updateVolumeForDevice_setVolumeForA2DPTo25_selectedRouteVolumeIsUpdated() {
- String[] addresses = new String[] { DEVICE_ADDRESS_SAMPLE_1,
- DEVICE_ADDRESS_SAMPLE_2, DEVICE_ADDRESS_SAMPLE_4 };
- Set<BluetoothDevice> devices = generateFakeBluetoothDevicesSet(addresses);
- mShadowBluetoothAdapter.setBondedDevices(devices);
-
- // Force route controller to update bluetooth devices list.
- sendBluetoothDevicesChangedBroadcast();
- mAudioPoliciesBluetoothRouteController.selectRoute(DEVICE_ADDRESS_SAMPLE_4);
-
- mAudioPoliciesBluetoothRouteController.updateVolumeForDevices(
- AudioManager.DEVICE_OUT_BLUETOOTH_A2DP, 25);
-
- MediaRoute2Info selectedRoute = mAudioPoliciesBluetoothRouteController.getSelectedRoute();
- assertThat(selectedRoute.getVolume()).isEqualTo(25);
- }
-
- private void sendBluetoothDevicesChangedBroadcast() {
- Intent intent = new Intent(BluetoothA2dp.ACTION_ACTIVE_DEVICE_CHANGED);
- mContext.sendBroadcast(intent);
- }
-
- private static Set<String> extractAddressesListFrom(Collection<MediaRoute2Info> routes) {
- Set<String> addresses = new HashSet<>();
-
- for (MediaRoute2Info route: routes) {
- addresses.add(route.getAddress());
- }
-
- return addresses;
- }
-
- private static Set<BluetoothDevice> generateFakeBluetoothDevicesSet(String... addresses) {
- Set<BluetoothDevice> devices = new HashSet<>();
-
- for (String address: addresses) {
- devices.add(ShadowBluetoothDevice.newInstance(address));
- }
-
- return devices;
- }
-}
diff --git a/services/tests/servicestests/src/com/android/server/media/AudioPoliciesDeviceRouteControllerTest.java b/services/tests/servicestests/src/com/android/server/media/AudioPoliciesDeviceRouteControllerTest.java
deleted file mode 100644
index 5aef7a320930..000000000000
--- a/services/tests/servicestests/src/com/android/server/media/AudioPoliciesDeviceRouteControllerTest.java
+++ /dev/null
@@ -1,247 +0,0 @@
-/*
- * Copyright (C) 2023 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.server.media;
-
-import static com.google.common.truth.Truth.assertThat;
-import static com.google.common.truth.Truth.assertWithMessage;
-
-import static org.mockito.Mockito.anyInt;
-import static org.mockito.Mockito.when;
-
-import android.content.Context;
-import android.content.res.Resources;
-import android.media.AudioManager;
-import android.media.AudioRoutesInfo;
-import android.media.IAudioRoutesObserver;
-import android.media.MediaRoute2Info;
-import android.os.RemoteException;
-
-import com.android.internal.R;
-import com.android.server.audio.AudioService;
-
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.junit.runners.JUnit4;
-import org.mockito.ArgumentCaptor;
-import org.mockito.Captor;
-import org.mockito.Mock;
-import org.mockito.MockitoAnnotations;
-
-@RunWith(JUnit4.class)
-public class AudioPoliciesDeviceRouteControllerTest {
-
- private static final String ROUTE_NAME_DEFAULT = "default";
- private static final String ROUTE_NAME_DOCK = "dock";
- private static final String ROUTE_NAME_HEADPHONES = "headphones";
-
- private static final int VOLUME_SAMPLE_1 = 25;
-
- @Mock
- private Context mContext;
- @Mock
- private Resources mResources;
- @Mock
- private AudioManager mAudioManager;
- @Mock
- private AudioService mAudioService;
- @Mock
- private DeviceRouteController.OnDeviceRouteChangedListener mOnDeviceRouteChangedListener;
-
- @Captor
- private ArgumentCaptor<IAudioRoutesObserver.Stub> mAudioRoutesObserverCaptor;
-
- private AudioPoliciesDeviceRouteController mController;
-
- private IAudioRoutesObserver.Stub mAudioRoutesObserver;
-
- @Before
- public void setUp() {
- MockitoAnnotations.initMocks(this);
-
- when(mContext.getResources()).thenReturn(mResources);
- when(mResources.getText(anyInt())).thenReturn(ROUTE_NAME_DEFAULT);
-
- // Setting built-in speaker as default speaker.
- AudioRoutesInfo audioRoutesInfo = new AudioRoutesInfo();
- audioRoutesInfo.mainType = AudioRoutesInfo.MAIN_SPEAKER;
- when(mAudioService.startWatchingRoutes(mAudioRoutesObserverCaptor.capture()))
- .thenReturn(audioRoutesInfo);
-
- mController = new AudioPoliciesDeviceRouteController(
- mContext, mAudioManager, mAudioService, mOnDeviceRouteChangedListener);
-
- mAudioRoutesObserver = mAudioRoutesObserverCaptor.getValue();
- }
-
- @Test
- public void getDeviceRoute_noSelectedRoutes_returnsDefaultDevice() {
- MediaRoute2Info route2Info = mController.getSelectedRoute();
-
- assertThat(route2Info.getName()).isEqualTo(ROUTE_NAME_DEFAULT);
- assertThat(route2Info.getType()).isEqualTo(MediaRoute2Info.TYPE_BUILTIN_SPEAKER);
- }
-
- @Test
- public void getDeviceRoute_audioRouteHasChanged_returnsRouteFromAudioService() {
- when(mResources.getText(R.string.default_audio_route_name_headphones))
- .thenReturn(ROUTE_NAME_HEADPHONES);
-
- AudioRoutesInfo audioRoutesInfo = new AudioRoutesInfo();
- audioRoutesInfo.mainType = AudioRoutesInfo.MAIN_HEADPHONES;
- callAudioRoutesObserver(audioRoutesInfo);
-
- MediaRoute2Info route2Info = mController.getSelectedRoute();
- assertThat(route2Info.getName()).isEqualTo(ROUTE_NAME_HEADPHONES);
- assertThat(route2Info.getType()).isEqualTo(MediaRoute2Info.TYPE_WIRED_HEADPHONES);
- }
-
- @Test
- public void getDeviceRoute_selectDevice_returnsSelectedRoute() {
- when(mResources.getText(R.string.default_audio_route_name_dock_speakers))
- .thenReturn(ROUTE_NAME_DOCK);
-
- mController.selectRoute(MediaRoute2Info.TYPE_DOCK);
-
- MediaRoute2Info route2Info = mController.getSelectedRoute();
- assertThat(route2Info.getName()).isEqualTo(ROUTE_NAME_DOCK);
- assertThat(route2Info.getType()).isEqualTo(MediaRoute2Info.TYPE_DOCK);
- }
-
- @Test
- public void getDeviceRoute_hasSelectedAndAudioServiceRoutes_returnsSelectedRoute() {
- when(mResources.getText(R.string.default_audio_route_name_headphones))
- .thenReturn(ROUTE_NAME_HEADPHONES);
- when(mResources.getText(R.string.default_audio_route_name_dock_speakers))
- .thenReturn(ROUTE_NAME_DOCK);
-
- AudioRoutesInfo audioRoutesInfo = new AudioRoutesInfo();
- audioRoutesInfo.mainType = AudioRoutesInfo.MAIN_HEADPHONES;
- callAudioRoutesObserver(audioRoutesInfo);
-
- mController.selectRoute(MediaRoute2Info.TYPE_DOCK);
-
- MediaRoute2Info route2Info = mController.getSelectedRoute();
- assertThat(route2Info.getName()).isEqualTo(ROUTE_NAME_DOCK);
- assertThat(route2Info.getType()).isEqualTo(MediaRoute2Info.TYPE_DOCK);
- }
-
- @Test
- public void getDeviceRoute_unselectRoute_returnsAudioServiceRoute() {
- when(mResources.getText(R.string.default_audio_route_name_headphones))
- .thenReturn(ROUTE_NAME_HEADPHONES);
- when(mResources.getText(R.string.default_audio_route_name_dock_speakers))
- .thenReturn(ROUTE_NAME_DOCK);
-
- mController.selectRoute(MediaRoute2Info.TYPE_DOCK);
-
- AudioRoutesInfo audioRoutesInfo = new AudioRoutesInfo();
- audioRoutesInfo.mainType = AudioRoutesInfo.MAIN_HEADPHONES;
- callAudioRoutesObserver(audioRoutesInfo);
-
- mController.selectRoute(null);
-
- MediaRoute2Info route2Info = mController.getSelectedRoute();
- assertThat(route2Info.getName()).isEqualTo(ROUTE_NAME_HEADPHONES);
- assertThat(route2Info.getType()).isEqualTo(MediaRoute2Info.TYPE_WIRED_HEADPHONES);
- }
-
- @Test
- public void getDeviceRoute_selectRouteFails_returnsAudioServiceRoute() {
- when(mResources.getText(R.string.default_audio_route_name_headphones))
- .thenReturn(ROUTE_NAME_HEADPHONES);
-
- AudioRoutesInfo audioRoutesInfo = new AudioRoutesInfo();
- audioRoutesInfo.mainType = AudioRoutesInfo.MAIN_HEADPHONES;
- callAudioRoutesObserver(audioRoutesInfo);
-
- mController.selectRoute(MediaRoute2Info.TYPE_BLUETOOTH_A2DP);
-
- MediaRoute2Info route2Info = mController.getSelectedRoute();
- assertThat(route2Info.getName()).isEqualTo(ROUTE_NAME_HEADPHONES);
- assertThat(route2Info.getType()).isEqualTo(MediaRoute2Info.TYPE_WIRED_HEADPHONES);
- }
-
- @Test
- public void selectRoute_selectWiredRoute_returnsTrue() {
- assertThat(mController.selectRoute(MediaRoute2Info.TYPE_HDMI)).isTrue();
- }
-
- @Test
- public void selectRoute_selectBluetoothRoute_returnsFalse() {
- assertThat(mController.selectRoute(MediaRoute2Info.TYPE_BLUETOOTH_A2DP)).isFalse();
- }
-
- @Test
- public void selectRoute_unselectRoute_returnsTrue() {
- assertThat(mController.selectRoute(null)).isTrue();
- }
-
- @Test
- public void updateVolume_noSelectedRoute_deviceRouteVolumeChanged() {
- when(mResources.getText(R.string.default_audio_route_name_headphones))
- .thenReturn(ROUTE_NAME_HEADPHONES);
-
- AudioRoutesInfo audioRoutesInfo = new AudioRoutesInfo();
- audioRoutesInfo.mainType = AudioRoutesInfo.MAIN_HEADPHONES;
- callAudioRoutesObserver(audioRoutesInfo);
-
- mController.updateVolume(VOLUME_SAMPLE_1);
-
- MediaRoute2Info route2Info = mController.getSelectedRoute();
- assertThat(route2Info.getType()).isEqualTo(MediaRoute2Info.TYPE_WIRED_HEADPHONES);
- assertThat(route2Info.getVolume()).isEqualTo(VOLUME_SAMPLE_1);
- }
-
- @Test
- public void updateVolume_connectSelectedRouteLater_selectedRouteVolumeChanged() {
- when(mResources.getText(R.string.default_audio_route_name_headphones))
- .thenReturn(ROUTE_NAME_HEADPHONES);
- when(mResources.getText(R.string.default_audio_route_name_dock_speakers))
- .thenReturn(ROUTE_NAME_DOCK);
-
- AudioRoutesInfo audioRoutesInfo = new AudioRoutesInfo();
- audioRoutesInfo.mainType = AudioRoutesInfo.MAIN_HEADPHONES;
- callAudioRoutesObserver(audioRoutesInfo);
-
- mController.updateVolume(VOLUME_SAMPLE_1);
-
- mController.selectRoute(MediaRoute2Info.TYPE_DOCK);
-
- MediaRoute2Info route2Info = mController.getSelectedRoute();
- assertThat(route2Info.getType()).isEqualTo(MediaRoute2Info.TYPE_DOCK);
- assertThat(route2Info.getVolume()).isEqualTo(VOLUME_SAMPLE_1);
- }
-
- /**
- * Simulates {@link IAudioRoutesObserver.Stub#dispatchAudioRoutesChanged(AudioRoutesInfo)}
- * from {@link AudioService}. This happens when there is a wired route change,
- * like a wired headset being connected.
- *
- * @param audioRoutesInfo updated state of connected wired device
- */
- private void callAudioRoutesObserver(AudioRoutesInfo audioRoutesInfo) {
- try {
- // this is a captured observer implementation
- // from WiredRoutesController's AudioService#startWatchingRoutes call
- mAudioRoutesObserver.dispatchAudioRoutesChanged(audioRoutesInfo);
- } catch (RemoteException exception) {
- // Should not happen since the object is mocked.
- assertWithMessage("An unexpected RemoteException happened.").fail();
- }
- }
-}
diff --git a/services/tests/servicestests/src/com/android/server/media/DeviceRouteControllerTest.java b/services/tests/servicestests/src/com/android/server/media/DeviceRouteControllerTest.java
index 14b121d3945c..0961b7d97177 100644
--- a/services/tests/servicestests/src/com/android/server/media/DeviceRouteControllerTest.java
+++ b/services/tests/servicestests/src/com/android/server/media/DeviceRouteControllerTest.java
@@ -19,6 +19,7 @@ package com.android.server.media;
import static com.android.media.flags.Flags.FLAG_ENABLE_AUDIO_POLICIES_DEVICE_AND_BLUETOOTH_CONTROLLER;
import android.content.Context;
+import android.os.Looper;
import android.platform.test.annotations.RequiresFlagsDisabled;
import android.platform.test.annotations.RequiresFlagsEnabled;
import android.platform.test.flag.junit.CheckFlagsRule;
@@ -56,7 +57,8 @@ public class DeviceRouteControllerTest {
@RequiresFlagsDisabled(FLAG_ENABLE_AUDIO_POLICIES_DEVICE_AND_BLUETOOTH_CONTROLLER)
public void createInstance_audioPoliciesFlagIsDisabled_createsLegacyController() {
DeviceRouteController deviceRouteController =
- DeviceRouteController.createInstance(mContext, mOnDeviceRouteChangedListener);
+ DeviceRouteController.createInstance(
+ mContext, Looper.getMainLooper(), mOnDeviceRouteChangedListener);
Truth.assertThat(deviceRouteController).isInstanceOf(LegacyDeviceRouteController.class);
}
@@ -65,7 +67,8 @@ public class DeviceRouteControllerTest {
@RequiresFlagsEnabled(FLAG_ENABLE_AUDIO_POLICIES_DEVICE_AND_BLUETOOTH_CONTROLLER)
public void createInstance_audioPoliciesFlagIsEnabled_createsAudioPoliciesController() {
DeviceRouteController deviceRouteController =
- DeviceRouteController.createInstance(mContext, mOnDeviceRouteChangedListener);
+ DeviceRouteController.createInstance(
+ mContext, Looper.getMainLooper(), mOnDeviceRouteChangedListener);
Truth.assertThat(deviceRouteController)
.isInstanceOf(AudioPoliciesDeviceRouteController.class);
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2025-10-21 07:48:27 +0000