
To support multi-period content we need to store AdPlaybackStates and SharedMediaPeriod by the periodUid as a key. While after this no-op CL, we still only support single-period content, storing these resources by periodUid is the ground work for multi-period support being added in an follow-up CL. PiperOrigin-RevId: 416836445
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.