Learn what the MediaSession and MediaSessionCompat classes are. See how to use them to talk to media controllers, listen for Bluetooth events, and maintain the state of your media.
- [Narrator] To play media in the background, … we need to discuss a system class that is used … for talking to different parts of the device. … MediaSession … But, before we move forward, please keep in mind, … that MediaSession is a very complex class. … I've used MediaSession in exercise file projects, … to connect UI controls to Bluetooth devices, … and notifications. … So, the code is there for you to reference. … But, outside of the examples we're about to discuss, … we're not going to take a deep dive into MediaSession. … This class would warrant a course of it's own. … If you want to find out more about MediaSession, … check out the documentation at developer.android.com. … The two class options are MediaSession … or MediaSessionCompat. … We'll be using MediaSessionCompat, … as that works with all versions of Android. … This class is used to talk to media controllers, … handles different media events and buttons, … and works with other Bluetooth devices, … like Watch OS and Android Auto. …
Author
Kevin Moore
Released
4/16/2019- Why your app needs audio and video
- Controlling volume with AudioManager
- Playing audio with MediaPlayer
- Playing multiple sound files at once with SoundPool
- Creating a VideoView UI
- Playing media in the background
- Audio and video formats
- Working with ExoPlayer
Skill Level Intermediate
Duration
Views
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Android Multimedia
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1. Android Multimedia
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Playing audio and video2m 23s
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2. AudioManager
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AudioManager overview2m 28s
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Set the volume1m 47s
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Audio focus3m 25s
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Abandoning audio focus1m 38s
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3. MediaPlayer
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Setup3m 48s
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States2m 8s
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Loading files2m 45s
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Playing media2m 6s
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4. SoundPool
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SoundPool overview2m 45s
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Load files with SoundPool5m 24s
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Play files with SoundPool3m 53s
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5. VideoView
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VideoView overview2m 17s
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Create a VideoView UI2m 30s
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6. MediaSession
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MediaSession overview4m 22s
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MediaSession example usage2m 39s
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7. Playing Media in the Background
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Channels2m 13s
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Notifications4m 25s
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Background services3m 21s
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Create MediaPlayer3m 37s
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Create play method3m 10s
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8. Formats
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Audio formats1m 15s
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Video formats1m 47s
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9. ExoPlayer
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Overview and library setup1m 55s
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Initialization1m 28s
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Load and play media2m 44s
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Create media sources3m 55s
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Set up players4m 21s
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Conclusion
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Next steps40s
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Video: MediaSession overview