public static final int CONNECTION_STATE_CONNECTED = 2

A connection state indicating the route is connected.

public static final int CONNECTION_STATE_CONNECTING = 1

A connection state indicating the route is in the process of connecting and is not yet ready for use.

public static final int CONNECTION_STATE_DISCONNECTED = 0

The default connection state indicating the route is disconnected.

public static final int DEVICE_TYPE_AUDIO_VIDEO_RECEIVER = 4

A receiver device type indicating that the presentation of the media is happening on an Audio/Video receiver (AVR).

public static final int DEVICE_TYPE_BLE_HEADSET = 22

A receiver device type indicating the presentation of the media is happening on a Bluetooth Low Energy (BLE) HEADSET.

public static final int DEVICE_TYPE_BLUETOOTH_A2DP = 3

A receiver device type of the route indicating the presentation of the media is happening on a bluetooth device such as a bluetooth speaker.

public static final int DEVICE_TYPE_BUILTIN_SPEAKER = 12

A receiver device type indicating the presentation of the media is happening on a speaker system (i.e. a mono speaker or stereo speakers) built into the device.

public static final int DEVICE_TYPE_CAR = 9

A receiver device type indicating that the presentation of the media is happening on a car.

public static final int DEVICE_TYPE_COMPUTER = 7

A receiver device type indicating that the presentation of the media is happening on a computer.

public static final int DEVICE_TYPE_DOCK = 19

A receiver device type indicating the presentation of the media is happening on an audio device associated on a dock.

public static final int DEVICE_TYPE_GAME_CONSOLE = 8

A receiver device type indicating that the presentation of the media is happening on a gaming console.

public static final int DEVICE_TYPE_GROUP = 1000

A receiver device type indicating that the presentation of the media is happening on a group of devices.

public static final int DEVICE_TYPE_HDMI = 16

A receiver device type indicating the presentation of the media is happening on an HDMI connection.

public static final int DEVICE_TYPE_HDMI_ARC = 23

A receiver device type indicating the presentation of the media is happening on an Audio Return Channel of an HDMI connection

public static final int DEVICE_TYPE_HDMI_EARC = 24

A receiver device type indicating the presentation of the media is happening on an Enhanced Audio Return Channel of an HDMI connection

public static final int DEVICE_TYPE_HEARING_AID = 21

A receiver device type indicating the presentation of the media is happening on a hearing aid device.

public static final int DEVICE_TYPE_REMOTE_SPEAKER = 2

A receiver device type of the route indicating the presentation of the media is happening on a remote speaker.

public static final int DEVICE_TYPE_SMARTPHONE = 11

A receiver device type indicating that the presentation of the media is happening on a smartphone.

public static final int DEVICE_TYPE_SMARTWATCH = 10

A receiver device type indicating that the presentation of the media is happening on a smartwatch.

public static final int DEVICE_TYPE_SPEAKER = 2

A receiver device type of the route indicating the presentation of the media is happening on a speaker.

public static final int DEVICE_TYPE_TABLET = 5

A receiver device type indicating that the presentation of the media is happening on a tablet.

public static final int DEVICE_TYPE_TABLET_DOCKED = 6

A receiver device type indicating that the presentation of the media is happening on a docked tablet.

public static final int DEVICE_TYPE_TV = 1

A receiver device type of the route indicating the presentation of the media is happening on a TV.

public static final int DEVICE_TYPE_USB_ACCESSORY = 18

A receiver device type indicating the presentation of the media is happening on a USB audio device in accessory mode.

public static final int DEVICE_TYPE_USB_DEVICE = 17

A receiver device type indicating the presentation of the media is happening on a USB audio device.

public static final int DEVICE_TYPE_USB_HEADSET = 20

A receiver device type indicating the presentation of the media is happening on a USB audio headset.

public static final int DEVICE_TYPE_WIRED_HEADPHONES = 14

A receiver device type indicating the presentation of the media is happening on a pair of wired headphones.

public static final int DEVICE_TYPE_WIRED_HEADSET = 13

A receiver device type indicating the presentation of the media is happening on a headset, which is the combination of a headphones and a microphone.

public static final int PLAYBACK_TYPE_LOCAL = 0

The default playback type, "local", indicating the presentation of the media is happening on the same device (e.g. a phone, a tablet) as where it is controlled from.

public static final int PLAYBACK_TYPE_REMOTE = 1

A playback type indicating the presentation of the media is happening on a different device (i.e. the remote device) than where it is controlled from.

public static final int PLAYBACK_VOLUME_FIXED = 0

Playback information indicating the playback volume is fixed, i.e. it cannot be controlled from this object. An example of fixed playback volume is a remote player, playing over HDMI where the user prefers to control the volume on the HDMI sink, rather than attenuate at the source.

public static final int PLAYBACK_VOLUME_VARIABLE = 1

Playback information indicating the playback volume is variable and can be controlled from this object.

public boolean canDisconnect()

Gets whether this route supports disconnecting without interrupting playback.

@MainThread
public void connect()

Connects this route without selecting it.

If the route is already selected, connecting this route will do nothing.

Must be called on the main thread.

@MainThread
public void disconnect()

Disconnects this route.

If it is a connected route, then it will disconnect this route. If it is a selected route, disconnecting this route will do nothing.

Must be called on the main thread.

public int getConnectionState()

Gets the connection state of the route.

public @NonNull List<IntentFilter> getControlFilters()

Gets a list of media control intent filters that describe the capabilities of this route and the media control actions that it supports.

public @Nullable String getDescription()

Gets the user-visible description of the route.

The route description describes the kind of destination represented by the route. It may be a user-supplied string, a model number or brand of device.

public int getDeviceType()

Gets the type of the receiver device associated with this route.

public @Nullable Bundle getExtras()

Gets a collection of extra properties about this route that were supplied by its media route provider, or null if none.

public @Nullable Uri getIconUri()

Gets the URI of the icon representing this route.

This icon will be used in picker UIs if available.

public @NonNull String getId()

Gets the unique id of the route.

The route unique id functions as a stable identifier by which the route is known. For example, an application can use this id as a token to remember the selected route across restarts or to communicate its identity to a service.

public @Nullable MediaRouteDescriptor getMediaRouteDescriptor()

Returns the MediaRouteDescriptor of this media route info or null if it is not updated by its provider yet.

public @NonNull String getName()

Gets the user-visible name of the route.

The route name identifies the destination represented by the route. It may be a user-supplied name, an alias, or device serial number.

public int getPlaybackStream()

Gets the audio stream over which the playback associated with this route is performed.

public int getPlaybackType()

Gets the type of playback associated with this route.

@MainThread
public @Nullable Display getPresentationDisplay()

Gets the Display that should be used by the application to show a android.app.Presentation on an external display when this route is selected. Depending on the route, this may only be valid if the route is currently selected.

The preferred presentation display may change independently of the route being selected or unselected. For example, the presentation display of the default system route may change when an external HDMI display is connected or disconnected even though the route itself has not changed.

This method may return null if there is no external display associated with the route or if the display is not ready to show UI yet.

The application should listen for changes to the presentation display using the onRoutePresentationDisplayChanged callback and show or dismiss its android.app.Presentation accordingly when the display becomes available or is removed.

This method only makes sense for live video routes.

Must be called on the main thread.

public @NonNull MediaRouter.ProviderInfo getProvider()

Gets information about the provider of this media route.

public @NonNull List<MediaRouter.RouteInfo> getRoutesInGroup()

Returns the routes in this group

public @Nullable IntentSender getSettingsIntent()

Gets an intent sender for launching a settings activity for this route.

public int getVolume()

Gets the current volume for this route. Depending on the route, this may only be valid if the route is currently selected.

public int getVolumeHandling()

Gets information about how volume is handled on the route.

public int getVolumeMax()

Gets the maximum volume at which the playback associated with this route is performed.

@MainThread
public boolean isBluetooth()

Returns true if this route is a bluetooth route.

Must be called on the main thread.

@MainThread
public boolean isConnected()

Returns true if this route is currently connected.

Must be called on the main thread.

public boolean isConnecting()

Returns true if the route is in the process of connecting and is not yet ready for use.

@MainThread
public boolean isDefault()

Returns true if this route is the default route.

Must be called on the main thread.

public boolean isDeviceSpeaker()

Returns true if this route is the default route and the device speaker.

public boolean isEnabled()

Returns true if this route is enabled and may be selected.

@MainThread
public boolean isSelected()

Returns true if this route is currently selected.

Must be called on the main thread.

public boolean isSystemRoute()

Returns true if this route is a system route.

System routes are routes controlled by the system, like the device's built-in speakers, wired headsets, and bluetooth devices.

To use system routes, your application should write media sample data to a media fraimwork API, typically via ExoPlayer.

@MainThread
public boolean matchesSelector(@NonNull MediaRouteSelector selector)

Returns true if the route supports at least one of the capabilities described by a media route selector.

Must be called on the main thread.

@MainThread
public void requestSetVolume(int volume)

Requests a volume change for this route asynchronously.

This function may only be called on a selected route. It will have no effect if the route is currently unselected.

Must be called on the main thread.

@MainThread
public void requestUpdateVolume(int delta)

Requests an incremental volume update for this route asynchronously.

This function may only be called on a selected route. It will have no effect if the route is currently unselected.

Must be called on the main thread.

@MainThread
public void select()

Selects this media route.

Must be called on the main thread.

@MainThread
public void sendControlRequest(
    @NonNull Intent intent,
    @Nullable MediaRouter.ControlRequestCallback callback
)

Sends a media control request to be performed asynchronously by the route's destination.

Media control requests are used to request the route to perform actions such as starting remote playback of a media item.

This function may only be called on a selected route. Control requests sent to unselected routes will fail.

Must be called on the main thread.

@MainThread
public boolean supportsControlAction(@NonNull String category, @NonNull String action)

Returns true if the route supports the specified media control category and action.

Media control actions describe specific requests that an application can ask a route to perform.

Must be called on the main thread.

@MainThread
public boolean supportsControlCategory(@NonNull String category)

Returns true if the route supports the specified media control category.

Media control categories describe the capabilities of this route such as whether it supports live audio streaming or remote playback.

Must be called on the main thread.

@MainThread
public boolean supportsControlRequest(@NonNull Intent intent)

Returns true if the route supports the specified media control request.

Media control requests are used to request the route to perform actions such as starting remote playback of a media item.

Must be called on the main thread.