
This change adds MediaSource.getMediaItem and deprecates MediaSource.getTag. For backwards compatibility, the tag is made available through the Window with `mediaItem.playbackProperties.tag` as well as in the deprecated `tag` attribute. PiperOrigin-RevId: 316539752
ExoPlayer library
The ExoPlayer library is split into multiple modules. See ExoPlayer's top level README for more information about the available library modules and how to use them.