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Commit 01c0ca27 authored by yucliu's avatar yucliu Committed by Yuchen Liu
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Add MULTICHANNEL_SPEAKER_GROUP to MediaRoute2Info 

The MULTICHANNEL_SPEAKER_GROUP route is a wired system route. It's using
audio device AudioDeviceInfo.TYPE_MULTICHANNEL_GROUP for playback.

Flag: android.media.audio.enable_multichannel_group_device
Bug: 344031109
Test: atest CtsMediaBetterTogetherTestCases CtsMediaHostTestCases
Change-Id: Icbd2509c125ace159123ccc36a11562fc78651fe
parent 5e4f136b

core/api/current.txt

+1 −0
Original line number Diff line number Diff line
@@ -24664,6 +24664,7 @@ package android.media { 
    field @FlaggedApi("com.android.media.flags.enable_audio_policies_device_and_bluetooth_controller") public static final int TYPE_HDMI_ARC = 10; // 0xa

    field @FlaggedApi("com.android.media.flags.enable_audio_policies_device_and_bluetooth_controller") public static final int TYPE_HDMI_EARC = 29; // 0x1d

    field public static final int TYPE_HEARING_AID = 23; // 0x17

    field @FlaggedApi("android.media.audio.enable_multichannel_group_device") public static final int TYPE_MULTICHANNEL_SPEAKER_GROUP = 32; // 0x20

    field public static final int TYPE_REMOTE_AUDIO_VIDEO_RECEIVER = 1003; // 0x3eb

    field @FlaggedApi("com.android.media.flags.enable_new_media_route_2_info_types") public static final int TYPE_REMOTE_CAR = 1008; // 0x3f0

    field @FlaggedApi("com.android.media.flags.enable_new_media_route_2_info_types") public static final int TYPE_REMOTE_COMPUTER = 1006; // 0x3ee

media/java/android/media/MediaRoute2Info.java

+14 −0
Original line number Diff line number Diff line
@@ -17,6 +17,7 @@ 
package android.media;



import static android.media.MediaRouter2Utils.toUniqueId;

import static android.media.audio.Flags.FLAG_ENABLE_MULTICHANNEL_GROUP_DEVICE;



import static com.android.media.flags.Flags.FLAG_ENABLE_AUDIO_POLICIES_DEVICE_AND_BLUETOOTH_CONTROLLER;

import static com.android.media.flags.Flags.FLAG_ENABLE_BUILT_IN_SPEAKER_ROUTE_SUITABILITY_STATUSES;
@@ -271,6 +272,19 @@ public final class MediaRoute2Info implements Parcelable { 
     */

    public static final int TYPE_BLE_HEADSET = AudioDeviceInfo.TYPE_BLE_HEADSET;



    /**

     * Indicates the route is a speaker group supporting multichannel contents.

     *

     * <p>The speakers in the group are connected together using local network based protocols. The

     * speaker group requires additional input of the physical positions of each individual speaker

     * to provide a better experience on multichannel contents.

     *

     * @see #getType

     */

    @FlaggedApi(FLAG_ENABLE_MULTICHANNEL_GROUP_DEVICE)

    public static final int TYPE_MULTICHANNEL_SPEAKER_GROUP =

            AudioDeviceInfo.TYPE_MULTICHANNEL_GROUP;



    /**

     * Indicates the route is a remote TV.

     *

services/core/java/com/android/server/media/AudioManagerRouteController.java

+9 −0
Original line number Diff line number Diff line
@@ -32,6 +32,7 @@ import android.media.AudioDeviceCallback; 
import android.media.AudioDeviceInfo;

import android.media.AudioManager;

import android.media.MediaRoute2Info;

import android.media.audio.Flags;

import android.media.audiopolicy.AudioProductStrategy;

import android.os.Handler;

import android.os.HandlerExecutor;
@@ -711,5 +712,13 @@ import java.util.Objects; 
                        MediaRoute2Info.TYPE_DOCK,

                        /* defaultRouteId= */ "ROUTE_ID_DOCK_ANALOG",

                        /* nameResource= */ R.string.default_audio_route_name_dock_speakers));

        if (Flags.enableMultichannelGroupDevice()) {

            AUDIO_DEVICE_INFO_TYPE_TO_ROUTE_INFO.put(

                    AudioDeviceInfo.TYPE_MULTICHANNEL_GROUP,

                    new SystemRouteInfo(

                            MediaRoute2Info.TYPE_MULTICHANNEL_SPEAKER_GROUP,

                            /* defaultRouteId= */ "ROUTE_ID_MULTICHANNEL_SPEAKER_GROUP",

                            /* nameResource= */ R.string.default_audio_route_name_external_device));

        }

    }

}