Mediarouter

Enable media display and playback on remote receiver devices using a common user interface.
Latest Update Stable Release Release Candidate Beta Release Alpha Release
July 2, 2025 1.8.1 - - -

Declaring dependencies

To add a dependency on MediaRouter, you must add the Google Maven repository to your project. Read Google's Maven repository for more information.

Add the dependencies for the artifacts you need in the build.gradle file for your app or module:

Groovy

dependencies {
    implementation "androidx.mediarouter:mediarouter:1.8.1"
}

Kotlin

dependencies {
    implementation("androidx.mediarouter:mediarouter:1.8.1")
}

For more information about dependencies, see Add build dependencies.

Feedback

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Create a new issue

See the Issue Tracker documentation for more information.

Version 1.8

Version 1.8.1

July 2, 2025

androidx.mediarouter:mediarouter:1.8.1 and androidx.mediarouter:mediarouter-testing:1.8.1 are released. Version 1.8.1 contains these commits.

Bug Fixes

  • Make the selection of a selected route a no-op (a2953f).

Version 1.8.0

June 4, 2025

androidx.mediarouter:mediarouter:1.8.0 and androidx.mediarouter:mediarouter-testing:1.8.0 are released. Version 1.8.0 contains these commits.

Important changes since MediaRouter 1.7.0

  • Add new API to support connecting (and disconnecting) to routes without affecting the route selection.
  • Add new API that allows providers to take parameters when creating a controller.
  • Add new API for listening for changes in the list of bound MediaRouteProviderService clients.
  • New API to support stream expansion with route connection.
  • Update onRouteDisconnected callback with both disconnected and requested routes.

Version 1.8.0-rc01

May 20, 2025

androidx.mediarouter:mediarouter:1.8.0-rc01 and androidx.mediarouter:mediarouter-testing:1.8.0-rc01 are released. Version 1.8.0-rc01 contains these commits.

Version 1.8.0-beta01

May 7, 2025

androidx.mediarouter:mediarouter:1.8.0-beta01 and androidx.mediarouter:mediarouter-testing:1.8.0-beta01 are released. Version 1.8.0-beta01 contains these commits.

API Changes

  • Include client package name in RouteControllerOptions (Ieac03)

Bug Fixes

  • Fix NullPointerException when attempting to detach a non-existent controller from a connection (8e61574).

Version 1.8.0-alpha04

April 23, 2025

androidx.mediarouter:mediarouter:1.8.0-alpha04 and androidx.mediarouter:mediarouter-testing:1.8.0-alpha04 are released. Version 1.8.0-alpha04 contains these commits.

Bug Fixes

  • Fix NullPointerException that occurs as a result of returning a null route controller in specific scenarios (Ib7efe).

Version 1.8.0-alpha03

February 12, 2025

androidx.mediarouter:mediarouter:1.8.0-alpha03 and androidx.mediarouter:mediarouter-testing:1.8.0-alpha03 are released. Version 1.8.0-alpha03 contains these commits.

API Changes

  • Remove an alpha API GroupRouteInfo#updateRoutes. (Ib3d70)
  • Update the javadoc of route selection and route connection APIs (I85bc5)

Version 1.8.0-alpha02

January 15, 2025

androidx.mediarouter:mediarouter:1.8.0-alpha02 and androidx.mediarouter:mediarouter-testing:1.8.0-alpha02 are released. Version 1.8.0-alpha02 contains these commits.

API Changes

  • New API to support stream expansion with route connection. (I87373)
  • Update onRouteDisconnected callback with both disconnected and requested routes. (Iae5f3)

Version 1.8.0-alpha01

December 11, 2024

androidx.mediarouter:mediarouter:1.8.0-alpha01 and androidx.mediarouter:mediarouter-testing:1.8.0-alpha01 are released. Version 1.8.0-alpha01 contains these commits.

API Changes

  • Add new API to support connecting (and disconnecting) to routes without affecting the route selection. (I64a8e).
  • Add new API that allows providers to take parameters when creating a controller. (I703b9).
  • Add new API for listening for changes in the list of bound MediaRouteProviderService clients. (I69996)

Bug Fixes

  • Mitigate issue causing playback to be incorrectly routed to the built-in speakers while a Bluetooth device is connected.
  • Removed manual outlining of access to new platform APIs since this happens automatically via API modeling when using R8 with AGP 7.3 or later (e.g. R8 version 3.3) and for all builds when using AGP 8.1 or later (e.g. D8 version 8.1). Clients who are not using AGP are advised to update to D8 version 8.1 or later. See this article for more details. (If6b4c, b/345472586)
  • Fix Output Switcher invocation in certain WearOs scenarios (Iab44a).
  • Fix some translations for the MediaRouteChooserDialog. (26da14).

Version 1.7

Version 1.7.0

March 20, 2024

androidx.mediarouter:mediarouter:1.7.0 and androidx.mediarouter:mediarouter-testing:1.7.0 are released. Version 1.7.0 contains these commits.

API Changes

  • Add isSystemRoute() to MediaRouteDescriptor and RouteInfo which returns true if the corresponding route is a system-managed route, which means that the system is the route provider and the app is in charge of feeding media samples to the system for their rendering (I949e4). Bluetooth headsets, wired headsets and built-in speakers are examples of system routes.
  • Deprecate MediaRouter.removeRemoteControlClient. You should call setMediaSessionCompat(MediaSessionCompat) instead of addRemoteControlClient(Object) so that there is no need to call removeRemoteControlClient(Object). (I8fc5e).
  • Make MediaRouteButton extend AppCompatImageView. (Ib455e).
  • Add DEVICE_TYPE_SMARTPHONE, which indicates that a media route is a smartphone. (I39837).
  • Improve device type mappings from MediaRouter2 to AndroidX MediaRouter to describe system routes (for example: Bluetooth, HDMI, wired). (Iccffa)

Bug Fixes

  • Add missing icon resolutions for the route button that was possibly causing some isolated crashes. (cddba9, b/261878418).
  • Fix bug causing isSystemRoute to return true for user routes added via android.media.MediaRouter#addUserRoute() (a27f6b).

New Features

Version 1.7.0-rc01

March 6, 2024

androidx.mediarouter:mediarouter:1.7.0-rc01 and androidx.mediarouter:mediarouter-testing:1.7.0-rc01 are released. Version 1.7.0-rc01 contains these commits.

Version 1.7.0-beta01

February 21, 2024

androidx.mediarouter:mediarouter:1.7.0-beta01 and androidx.mediarouter:mediarouter-testing:1.7.0-beta01 are released. Version 1.7.0-beta01 contains these commits.

Version 1.7.0-alpha02

February 7, 2024

androidx.mediarouter:mediarouter:1.7.0-alpha02 and androidx.mediarouter:mediarouter-testing:1.7.0-alpha02 are released. Version 1.7.0-alpha02 contains these commits.

New Features

API Changes

  • Improve device type mappings from MediaRouter2 to AndroidX MediaRouter to describe system routes (for example: Bluetooth, HDMI, wired). (Iccffa)

Bug Fixes

  • Fix bug causing isSystemRoute to return true for user routes added via android.media.MediaRouter#addUserRoute() (a27f6b).

Version 1.7.0-alpha01

November 15, 2023

androidx.mediarouter:mediarouter:1.7.0-alpha01 and androidx.mediarouter:mediarouter-testing:1.7.0-alpha01 are released. Version 1.7.0-alpha01 contains these commits.

API Changes

  • Add isSystemRoute() to MediaRouteDescriptor and RouteInfo which returns true if the corresponding route is a system-managed route, which means that the system is the route provider and the app is in charge of feeding media samples to the system for their rendering (I949e4). Bluetooth headsets, wired headsets and built-in speakers are examples of system routes.
  • Deprecate MediaRouter.removeRemoteControlClient. You should call setMediaSessionCompat(MediaSessionCompat) instead of addRemoteControlClient(Object) so that there is no need to call removeRemoteControlClient(Object). (I8fc5e).
  • Make MediaRouteButton extend AppCompatImageView. (Ib455e).
  • Add DEVICE_TYPE_SMARTPHONE, which indicates that a media route is a smartphone. (I39837).

Bug Fixes

  • Add missing icon resolutions for the route button that was possibly causing some isolated crashes. (cddba9, b/261878418).

Version 1.6

Version 1.6.0

September 20, 2023

androidx.mediarouter:mediarouter:1.6.0 and androidx.mediarouter:mediarouter-testing:1.6.0 are released. Version 1.6.0 contains these commits.

Major features since 1.4.0

  • Route Listing preferences for output switcher
  • Add route listing preference support to AndroidX MediaRouter.
  • Add visibility support for MediaRouteDescriptor.
  • Revamp the MediaRouteButton to provide a better user experience ((I9dbcb)[https://android-review.googlesource.com/#/q/I9dbcb8d9e5ee4902d48f1bfb4133e04781c6ae35)). Including:
    • Add a hint to the user to check the searched device is on the same wifi.
    • Add an end state with an error message to be shown at the end of a predefined period of time.
  • Added automatic dismissal of the MediaRouter dialog when screen is turned off.

Version 1.6.0-rc01

August 23, 2023

androidx.mediarouter:mediarouter:1.6.0-rc01 and androidx.mediarouter:mediarouter-testing:1.6.0-rc01 are released. Version 1.6.0-rc01 contains these commits.

New Features

  • Added automatic dismissal of the MediaRouter dialog when screen is turned off. (Ib25ee).

Bug Fixes

  • Changed the MediaRouter logging tag to AxMediaRouter to disambiguate from the platform MediaRouter. (Ib619f).

Version 1.6.0-beta01

August 9, 2023

androidx.mediarouter:mediarouter:1.6.0-beta01 and androidx.mediarouter:mediarouter-testing:1.6.0-beta01 are released. Version 1.6.0-beta01 contains these commits.

API Changes

Bug Fixes

  • Fix translations in MediaRouteChooserDialog. (d39a7f)

Version 1.6.0-alpha05

June 21, 2023

androidx.mediarouter:mediarouter:1.6.0-alpha05 and androidx.mediarouter:mediarouter-testing:1.6.0-alpha05 are released. Version 1.6.0-alpha05 contains these commits.

New Features

  • Improve the MediaRouteChooserDialog UI to handle the lack of discovered devices by providing written guidance to the user (I0cad9, I3d445).

Version 1.6.0-alpha04

June 7, 2023

androidx.mediarouter:mediarouter:1.6.0-alpha04 and androidx.mediarouter:mediarouter-testing:1.6.0-alpha04 are released. This version is developed in an internal branch.

New Features

  • Revamp the MediaRouteButton to provide a better user experience (I9dbcb). Including:
    • Add a hint to the user to check the searched device is on the same wifi.
    • Add an end state with an error message to be shown at the end of a predefined period of time.

API Changes

  • Bring in new MediaRouteDescriptor device types from the platform. (I75ba6).

Bug Fixes

  • Fixed volume adjustment on non-dynamic route controllers (I730ec).
  • Make MediaRouteButton always enabled (I1e9ff).
  • Fix some android version runtime checks preventing Android U features from being accessible using the AndroidX media router library (I97cab).

Version 1.6.0-alpha03

April 12, 2023

androidx.mediarouter:mediarouter:1.6.0-alpha03 and androidx.mediarouter:mediarouter-testing:1.6.0-alpha03 are released. This was released from an internal branch.

  • Make some changes around MediaRouteDescriptor’s visibility API.
  • Deprecate MediaRouteActionProvider.setAlwaysVisible and MediaRouteButton.setAlwaysVisible, making the media route button always visible, regardless of the network connectivity, or the availability of media routes.
  • Fix volume adjustment for non-dynamic route controllers. This addresses a bug where trying to adjust the volume of a route in the output switcher would cause volume to go back to its original value (93f409).

Version 1.6.0-alpha02

March 8, 2023

androidx.mediarouter:mediarouter:1.6.0-alpha02 and androidx.mediarouter:mediarouter-testing:1.6.0-alpha02 are released. Developed on internal branch.

New Features

  • Add route listing preference support to AndroidX MediaRouter.
  • Add visibility support for MediaRouteDescriptor.

Bug Fixes

  • Improve SystemUI output switcher invocation on Android U+.

Version 1.6.0-alpha01

February 10, 2023

androidx.mediarouter:mediarouter:1.6.0-alpha01 is released. Version 1.6.0-alpha01 contains these commits.

New Features

  • Route Listing preferences for output switcher

API Changes

  • Mechanism for the app to configure the output switcher.

Version 1.4

Version 1.4.0

May 3, 2023

androidx.mediarouter:mediarouter:1.4.0 and androidx.mediarouter:mediarouter-testing:1.4.0 are released. Version 1.4.0 contains these commits.

Important changes since 1.3.1

  • Add SystemOutputSwitcherDialogController#showDialog to show the system’s output switcher dialog, or the Bluetooth Settings Fragment on Wear devices where the system output switcher is not available. (Ic3d78)
  • Fix regression causing application crashes due IllegalArgumentException in MediaRouterProvider.notifyDynamicRoutesChanged (7d17ea).
  • Add MediaRouteDescriptor.Builder.clearControlFilters (I3a4e1)
  • Add missing MainThread annotations in MediaRouter. (I3ef6e)
  • Add broadcast receiver export flags on API 33+ (b2a663).

Version 1.4.0-rc01

April 5, 2023

androidx.mediarouter:mediarouter:1.4.0-rc01 and androidx.mediarouter:mediarouter-testing:1.4.0-rc01 are released. Version 1.4.0-rc01 contains these commits.

  • Remove null lists in MediaRouteProviderDescriptor.

Version 1.4.0-beta02

February 22, 2023

androidx.mediarouter:mediarouter:1.4.0-beta02 is released. Version 1.4.0-beta02 contains these commits.

Bug Fixes

  • Fix regression causing application crashes due IllegalArgumentException in MediaRouterProvider.notifyDynamicRoutesChanged (7d17ea).

Version 1.4.0-beta01

January 25, 2023

androidx.mediarouter:mediarouter:1.4.0-beta01 is released. Version 1.4.0-beta01 contains these commits.

API Changes

DynamicGroupRouteController.notifyDynamicRoutesChanged() now throws IllegalArgumentException when no route passed is SELECTED or SELECTING. (8f6b3e)

Bug Fixes

  • Fix crash caused by an api-compliant provider service implementation returning a null route provider. (63f16d)
  • Make protected broadcast receivers work on apps targeting API 33+ by marking them as non-exported. (784f8b)
  • Fix some spurious nullability annotations in OverlayListView. (472e3f)
  • Fix bug where EXTRA_CLOSE_ON_CONNECT in SystemOutputSwitcherDialogController.showDialog would cause the bluetooth settings fragment to close suddenly on wear devices. (28c9d8)
  • Changed to Javadoc of Output Switcher’s public methods. (f0ae94, 44d2c9)

Version 1.4.0-alpha01

November 9, 2022

androidx.mediarouter:mediarouter:1.4.0-alpha01 is released. Version 1.4.0-alpha01 contains these commits.

New Features

  • Add SystemOutputSwitcherDialogController#showDialog to show the system’s output switcher dialog, or the Bluetooth Settings Fragment on Wear devices where the system output switcher is not available. (Ic3d78)

API Changes

  • Add MediaRouteDescriptor.Builder.clearControlFilters (I3a4e1)
  • Add missing MainThread annotations in MediaRouter. (I3ef6e)

Bug Fixes

  • Fix device-specific crash caused by calling MediaRouter.removeUserRoute (b/202931542).
  • Fix group descriptors not receiving volume handling updates consistently (461303).
  • Add broadcast receiver export flags on API 33+ (b2a663).
  • Fix crash caused by receiving invalid route descriptors from the platform (dd5c09).

Version 1.3

Version 1.3.1

July 27, 2022

androidx.mediarouter:mediarouter:1.3.1 is released. Version 1.3.1 contains these commits.

Bug Fixes

  • Work around a device-specific issue where MediaRouter.removeUserRoute() would throw an unexpected IllegalArgumentException (b/202931542).

Version 1.3.0

April 20, 2022

androidx.mediarouter:mediarouter:1.3.0 is released. Version 1.3.0 contains these commits.

Important changes since 1.2.0

  • Add a flag into MediaRouterParams that can be used to disable seamless transfer at runtime.
  • Added a testing artifact which can reset the MediaRouter.
  • Add a router param for UX tweak in MediaRouterControllerDialog.
  • Annotated nullness for public methods.
  • API lint check for MissingGetterMatchingBuilder is enabled for androidx.
  • Update dependency on core for mediarouter to 1.6.0.

Version 1.3.0-rc01

March 23, 2022

androidx.mediarouter:mediarouter:1.3.0-rc01 is released. Version 1.3.0-rc01 contains these commits.

  • No changes since the last beta release.

Version 1.3.0-beta01

March 9, 2022

androidx.mediarouter:mediarouter:1.3.0-beta01 is released. Version 1.3.0-beta01 contains these commits.

  • No changes since the last alpha release.

Version 1.3.0-alpha01

December 15, 2021

androidx.mediarouter:mediarouter:1.3.0-alpha01 is released. Version 1.3.0-alpha01 contains these commits.

API Changes

  • Add a flag into MediaRouterParams that can be used to disable seamless transfer at runtime (I53d68)
  • Added a testing artifact which can reset the MediaRouter. (Id167c)
  • Add a router param for UX tweak in MediaRouterControllerDialog (I7e574)
  • Annotated nullness for public methods (Ifc901)

Bug Fixes

  • API lint check for MissingGetterMatchingBuilder is enabled for androidx (I4bbea, b/138602561)

Version 1.2

Version 1.2.6

January 26, 2022

androidx.mediarouter:mediarouter:1.2.6 is released. Version 1.2.6 contains these commits.

Bug Fixes

  • Fix RemotePlaybackClient constructor crash on Android 12 b/210684559

Version 1.2.5

September 1, 2021

androidx.mediarouter:mediarouter:1.2.5 is released. Version 1.2.5 contains these commits.

Bug Fixes

  • Hide the media route button in the Output switcher when there is no routes to transfer.
  • Fix issues of controlling the volume of group member routes.

Version 1.2.4

June 16, 2021

androidx.mediarouter:mediarouter:1.2.4 is released. Version 1.2.4 contains these commits.

Bug Fixes

  • Fixed an issue where MediaRouteButton replays connecting animation.
  • Fixed the vertical alignment of routes in MediaRouteChooserDialog.

Version 1.2.3

May 5, 2021

androidx.mediarouter:mediarouter:1.2.3 is released. Version 1.2.3 contains these commits.

Bug Fixes

  • Fixed the NullPointerException for customized chooser dialog.
  • Fixed issue where the MediaRouteButton shows a disconnected state even when it's connected, if it is temporarily disabled.

Version 1.2.2

February 10, 2021

androidx.mediarouter:mediarouter:1.2.2 is released. Version 1.2.2 contains these commits.

Bug Fixes

  • Do not try to reselect the selected route when OnDynamicRouteChangedListener.onRouteChanged is called.

Version 1.2.1

January 13, 2021

androidx.mediarouter:mediarouter:1.2.1 is released. Version 1.2.1 contains these commits.

Bug Fixes

  • Fix selecting phone speaker when unselect() is called while BT is available
  • Fix MediaRouter.Callback timing. Callback#onRouteSelected and Callback#onRouteUnselected will be called after OnPrepareTransferListener#onPrepareTransfer is completed.

Version 1.2.0

October 14, 2020

androidx.mediarouter:mediarouter:1.2.0 is released. Version 1.2.0 contains these commits.

Major Features Since 1.1.0

  • Support seamless media transfer that enables media transfer via System UI: See the What's new in Media video for more details
  • Changed the guidance on registering callback. See the example code in the Javadoc of MediaRouter.addCallback()
  • Add a new listener MediaRouter#OnPrepareTransferListener for receiving events when the selected route is about to be changed
  • Add MediaRouterParams to denote routing functionality and UI types.
  • Prevent tentative usages of internal use only methods with @RestrictTo(LIBRARY)

Version 1.2.0-rc02

October 1, 2020

androidx.mediarouter:mediarouter:1.2.0-rc02 is released. Version 1.2.0-rc02 contains these commits.

Bug Fixes

  • Fixed an issue that RouteController#onUnselect may not be called when the user stopped casting via System UI.

Version 1.2.0-rc01

September 16, 2020

androidx.mediarouter:mediarouter:1.2.0-rc01 is released. Version 1.2.0-rc01 contains these commits.

Bug Fixes

  • Fixed the disconnection of the current casting when Bluetooth audio device is connected.
  • Fixed throwing IllegalArgumentException in MediaRouteProvider#notifyDynamicRoutesChanged().
  • Make stop casting from the output switcher work

Version 1.2.0-beta01

September 2, 2020

androidx.mediarouter:mediarouter:1.2.0-beta01 is released. Version 1.2.0-beta01 contains these commits.

New Features

  • Support seamless media transfer that enables media transfer via System UI: See the What's new in Media video for more details

API Changes

  • Make MediaRouter.OnPrepareTransferListener use ListenableFuture

Bug Fixes

  • Fix volume controls of group routes.
  • When a group route is created, creates a group route first and member routes later.
  • Make “Stop” in Output switcher work.
  • Fix callbacks that are not called expected
    • RouteController#onSelect when a routing session is created.
    • MediaRouter.Callback#onRouteSelected when transferring to phone from cast.
    • MediaRouter.Callback#onRouteSelected with the correct group route info.
  • Make the callbacks be removed

Version 1.2.0-alpha02

July 22, 2020

androidx.mediarouter:mediarouter:1.2.0-alpha02 is released. Version 1.2.0-alpha02 contains these commits.

API Changes

  • Add a new MediaRouter.Callback#onRouteSelected to get notified when the selected route are different from the requested route (Ieee16)
  • Add a new listener MediaRouter#OnPrepareTransferListener for receiving events when the selected route is about to be changed (I6ace1)
  • Add MediaRouterParam (I33150)
  • Changed the guidance on registering callback. See the example code in the Javadoc of MediaRouter.addCallback() (I58112)

Version 1.2.0-alpha01

April 15, 2020

androidx.mediarouter:mediarouter:1.2.0-alpha01 is released. Version 1.2.0-alpha01 contains these commits.

API Changes

  • Prevent tentative usages of internal use only methods with @RestrictTo(LIBRARY)

Bug Fixes

  • Resolved talkback on cast dialog issue
  • Guard DynamicGroupRouterController’s listener with a Lock

Version 1.1

Version 1.1.0

September 5, 2019

androidx.mediarouter:mediarouter:1.1.0 is released. The commits included in this version can be found here.

Import changes since 1.0.0

  • Dynamic group support
    • Allows users to add or remove route devices dynamically.
    • To enable a dynamic group, call MediaRouteButton.enableDynamicGroup(); the app shows a new dialog for the dynamic group
    • The installed MediaRouteProvider should also support dynamic group to actually enable the functionality.

Version 1.1.0-rc01

June 13, 2019

androidx.mediarouter:mediarouter:1.1.0-rc01 is released with no changes from 1.1.0-beta02. The commits included in this version can be found here.

Version 1.1.0-beta02

June 5, 2019

androidx.mediarouter:mediarouter:1.1.0-beta02 is released. The commits included in this version can be found here.

New features

  • Support RTL languages in MediaRouter dialogues

Bug fixes

  • Fix the bottom padding of MediaRoute dialogues

Version 1.1.0-beta01

May 7, 2019

androidx.mediarouter:mediarouter:1.1.0-alpha01 is released. The commits included in this version can be found here.

New features

  • Changed IllegalPointerException to NullPointerException for the null arguments which marked as @NonNull.

API changes

  • Callback logic for DynamicRouteDescriptor was changed. Now MediaRouteProvider will call MediaRouterProvider.DynamicGroupController.notifyDynamicRoutesChanged instead of directly calling the callback method.

Version 1.1.0-alpha03

April 3, 2019

androidx.mediarouter:mediarouter:1.1.0-alpha03 is released. The commits included in this version can be found here.

Bug fixes

  • Fixed crashes on MediaRouteVolumeSlider and RegisteredMediaRouteProvider.

Version 1.1.0-alpha02

March 13, 2019

androidx.mediarouter:mediarouter:1.1.0-alpha02 is released. The full list of commits included in this version can be found here.

New features

  • Support MediaRouteButton in Android Studio layout preview

API changes

  • Added enableDynamicGroup() method in MediaRouteActionProvider and MediaRouteButton to enable dynamic group feature
  • Added setAlwaysVisible(boolean) method in MediaRouteActionProvider and MediaRouteButton to allow MediaRouteButton visible always

Bug fixes

  • Made MediaRouteCastDialog rows easy to click
  • Removed unnecessary calls of onRouteChanged callback

Version 1.1.0-alpha01

December 3, 2018

New features

  • Added support dynamic group routes
    • Added APIs to support dynamic group routes by MediaRouteProviders
    • Added new UX for route chooser and controller dialogues for dynamic group routes