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Commit 404141fe authored by Eric Laurent's avatar Eric Laurent
Browse files

audio: add Bluetooth LE Audio broadcast device 

Add audio device type definition for a Bluetooth LE
audio broadcast group.

Bug: 150670922
Test: make.

Change-Id: I8b2c7966ab6d1f3c637a043c4c802b8433ba697b
Merged-In: I8b2c7966ab6d1f3c637a043c4c802b8433ba697b
parent 5e7da1cf

core/api/current.txt

+1 −0
Original line number Diff line number Diff line
@@ -19114,6 +19114,7 @@ package android.media { 
    method public boolean isSink();

    method public boolean isSource();

    field public static final int TYPE_AUX_LINE = 19; // 0x13

    field public static final int TYPE_BLE_BROADCAST = 30; // 0x1e

    field public static final int TYPE_BLE_HEADSET = 26; // 0x1a

    field public static final int TYPE_BLE_SPEAKER = 27; // 0x1b

    field public static final int TYPE_BLUETOOTH_A2DP = 8; // 0x8

media/java/android/media/AudioDeviceInfo.java

+12 −2
Original line number Diff line number Diff line
@@ -177,6 +177,11 @@ public final class AudioDeviceInfo { 
     */

    public static final int TYPE_HDMI_EARC         = 29;



    /**

     * A device type describing a Bluetooth Low Energy (BLE) broadcast group.

     */

    public static final int TYPE_BLE_BROADCAST   = 30;



    /** @hide */

    @IntDef(flag = false, prefix = "TYPE", value = {

            TYPE_BUILTIN_EARPIECE,
@@ -207,7 +212,8 @@ public final class AudioDeviceInfo { 
            TYPE_REMOTE_SUBMIX,

            TYPE_BLE_HEADSET,

            TYPE_BLE_SPEAKER,

            TYPE_ECHO_REFERENCE}

            TYPE_ECHO_REFERENCE,

            TYPE_BLE_BROADCAST}

    )

    @Retention(RetentionPolicy.SOURCE)

    public @interface AudioDeviceType {}
@@ -264,7 +270,8 @@ public final class AudioDeviceInfo { 
            TYPE_HEARING_AID,

            TYPE_BUILTIN_SPEAKER_SAFE,

            TYPE_BLE_HEADSET,

            TYPE_BLE_SPEAKER}

            TYPE_BLE_SPEAKER,

            TYPE_BLE_BROADCAST}

    )

    @Retention(RetentionPolicy.SOURCE)

    public @interface AudioDeviceTypeOut {}
@@ -296,6 +303,7 @@ public final class AudioDeviceInfo { 
            case TYPE_BUILTIN_SPEAKER_SAFE:

            case TYPE_BLE_HEADSET:

            case TYPE_BLE_SPEAKER:

            case TYPE_BLE_BROADCAST:

                return true;

            default:

                return false;
@@ -627,6 +635,7 @@ public final class AudioDeviceInfo { 
        INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_REMOTE_SUBMIX, TYPE_REMOTE_SUBMIX);

        INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLE_HEADSET, TYPE_BLE_HEADSET);

        INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLE_SPEAKER, TYPE_BLE_SPEAKER);

        INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_OUT_BLE_BROADCAST, TYPE_BLE_BROADCAST);



        INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_BUILTIN_MIC, TYPE_BUILTIN_MIC);

        INT_TO_EXT_DEVICE_MAPPING.put(AudioSystem.DEVICE_IN_BLUETOOTH_SCO_HEADSET, TYPE_BLUETOOTH_SCO);
@@ -684,6 +693,7 @@ public final class AudioDeviceInfo { 
        EXT_TO_INT_DEVICE_MAPPING.put(TYPE_REMOTE_SUBMIX, AudioSystem.DEVICE_OUT_REMOTE_SUBMIX);

        EXT_TO_INT_DEVICE_MAPPING.put(TYPE_BLE_HEADSET, AudioSystem.DEVICE_OUT_BLE_HEADSET);

        EXT_TO_INT_DEVICE_MAPPING.put(TYPE_BLE_SPEAKER, AudioSystem.DEVICE_OUT_BLE_SPEAKER);

        EXT_TO_INT_DEVICE_MAPPING.put(TYPE_BLE_BROADCAST, AudioSystem.DEVICE_OUT_BLE_BROADCAST);



        // privileges mapping to input device

        EXT_TO_INT_INPUT_DEVICE_MAPPING = new SparseIntArray();

media/java/android/media/AudioDevicePort.java

+2 −1
Original line number Diff line number Diff line
@@ -90,7 +90,8 @@ public class AudioDevicePort extends AudioPort { 
     * {@link AudioManager#DEVICE_OUT_BLE_HEADSET}, {@link AudioManager#DEVICE_OUT_BLE_SPEAKER})

     * use the MAC address of the bluetooth device in the form "00:11:22:AA:BB:CC" as reported by

     * {@link BluetoothDevice#getAddress()}.

     * - Deivces that do not have an address will indicate an empty string "".

     * - Bluetooth LE broadcast group ({@link AudioManager#DEVICE_OUT_BLE_BROADCAST} use the group number.

     * - Devices that do not have an address will indicate an empty string "".

     */

    public String address() {

        return mAddress;

media/java/android/media/AudioManager.java

+4 −0
Original line number Diff line number Diff line
@@ -5403,6 +5403,10 @@ public class AudioManager { 
     * The audio output device code for a BLE audio speaker.

     */

    public static final int DEVICE_OUT_BLE_SPEAKER = AudioSystem.DEVICE_OUT_BLE_SPEAKER;

    /** @hide

     * The audio output device code for a BLE audio brodcast group.

     */

    public static final int DEVICE_OUT_BLE_BROADCAST = AudioSystem.DEVICE_OUT_BLE_BROADCAST;

    /** @hide

     * This is not used as a returned value from {@link #getDevicesForStream}, but could be

     *  used in the future in a set method to select whatever default device is chosen by the

media/java/android/media/AudioSystem.java

+7 −0
Original line number Diff line number Diff line
@@ -982,6 +982,8 @@ public class AudioSystem 
    public static final int DEVICE_OUT_BLE_HEADSET = 0x20000000;

    /** @hide */

    public static final int DEVICE_OUT_BLE_SPEAKER = 0x20000001;

    /** @hide */

    public static final int DEVICE_OUT_BLE_BROADCAST = 0x20000002;



    /** @hide */

    public static final int DEVICE_OUT_DEFAULT = DEVICE_BIT_DEFAULT;
@@ -1042,6 +1044,7 @@ public class AudioSystem 
        DEVICE_OUT_ALL_SET.add(DEVICE_OUT_ECHO_CANCELLER);

        DEVICE_OUT_ALL_SET.add(DEVICE_OUT_BLE_HEADSET);

        DEVICE_OUT_ALL_SET.add(DEVICE_OUT_BLE_SPEAKER);

        DEVICE_OUT_ALL_SET.add(DEVICE_OUT_BLE_BROADCAST);

        DEVICE_OUT_ALL_SET.add(DEVICE_OUT_DEFAULT);



        DEVICE_OUT_ALL_A2DP_SET = new HashSet<>();
@@ -1072,6 +1075,7 @@ public class AudioSystem 
        DEVICE_OUT_ALL_BLE_SET = new HashSet<>();

        DEVICE_OUT_ALL_BLE_SET.add(DEVICE_OUT_BLE_HEADSET);

        DEVICE_OUT_ALL_BLE_SET.add(DEVICE_OUT_BLE_SPEAKER);

        DEVICE_OUT_ALL_BLE_SET.add(DEVICE_OUT_BLE_BROADCAST);

    }



    // input devices
@@ -1255,6 +1259,7 @@ public class AudioSystem 
    /** @hide */ public static final String DEVICE_OUT_ECHO_CANCELLER_NAME = "echo_canceller";

    /** @hide */ public static final String DEVICE_OUT_BLE_HEADSET_NAME = "ble_headset";

    /** @hide */ public static final String DEVICE_OUT_BLE_SPEAKER_NAME = "ble_speaker";

    /** @hide */ public static final String DEVICE_OUT_BLE_BROADCAST_NAME = "ble_broadcast";



    /** @hide */ public static final String DEVICE_IN_COMMUNICATION_NAME = "communication";

    /** @hide */ public static final String DEVICE_IN_AMBIENT_NAME = "ambient";
@@ -1354,6 +1359,8 @@ public class AudioSystem 
            return DEVICE_OUT_BLE_HEADSET_NAME;

        case DEVICE_OUT_BLE_SPEAKER:

            return DEVICE_OUT_BLE_SPEAKER_NAME;

        case DEVICE_OUT_BLE_BROADCAST:

            return DEVICE_OUT_BLE_BROADCAST_NAME;

        case DEVICE_OUT_DEFAULT:

        default:

            return Integer.toString(device);