BaseMediaSource	Base MediaSource implementation to handle parallel reuse and to keep a list of MediaSourceEventListeners.
BundledExtractorsAdapter	ProgressiveMediaExtractor built on top of Extractor instances, whose implementation classes are bundled in the app.
ClippingMediaPeriod	Wraps a MediaPeriod and clips its SampleStreams to provide a subsequence of their samples.
ClippingMediaSource	MediaSource that wraps a source and clips its timeline based on specified start/end positions.
CompositeMediaSource<T>	Composite MediaSource consisting of multiple child sources.
CompositeSequenceableLoader	A SequenceableLoader that encapsulates multiple other SequenceableLoaders.
ConcatenatingMediaSource	Concatenates multiple MediaSource instances.
ConcatenatingMediaSource2	Concatenates multiple MediaSources, combining everything in one single .
ConcatenatingMediaSource2.Builder	A builder for ConcatenatingMediaSource2 instances.
DefaultCompositeSequenceableLoaderFactory	Default implementation of CompositeSequenceableLoaderFactory.
DefaultMediaSourceFactory	The default MediaSource.Factory implementation.
EmptySampleStream	An empty SampleStream.
ExternalLoader.LoadRequest	A data class providing information associated with the load event.
ExternallyLoadedMediaSource	A MediaSource for media loaded outside of the usual ExoPlayer loading mechanism.
ExternallyLoadedMediaSource.Factory	Factory for ExternallyLoadedMediaSource.
FilteringMediaSource	A MediaSource that filters the available .
ForwardingTimeline	An overridable Timeline implementation forwarding all methods to another timeline.
LoadEventInfo	MediaSource load event information.
LoopingMediaSource	Loops a MediaSource a specified number of times.
MaskingMediaPeriod	Media period that defers calling MediaSource.createPeriod(MediaSource.MediaPeriodId, Allocator, long) on a given source until MaskingMediaPeriod has been called.
MaskingMediaSource	A MediaSource that masks the Timeline with a placeholder until the actual media structure is known.
MaskingMediaSource.PlaceholderTimeline	A timeline with one dynamic window with a period of indeterminate duration.
MediaLoadData	Descriptor for data being loaded or selected by a MediaSource.
MediaParserExtractorAdapter	ProgressiveMediaExtractor implemented on top of the platform's `MediaParser`.
MediaParserExtractorAdapter.Factory	A ProgressiveMediaExtractor.Factory for instances of MediaParserExtractorAdapter.
MediaSource.MediaPeriodId	Identifier for a MediaPeriod.
MediaSourceEventListener.EventDispatcher	Dispatches events to MediaSourceEventListeners.
MergingMediaSource	Merges multiple MediaSources.
ProgressiveMediaSource	Provides one period that loads data from a and extracted using an Extractor.
ProgressiveMediaSource.Factory	Factory for ProgressiveMediaSources.
SampleQueue	A queue of media samples.
ShuffleOrder.DefaultShuffleOrder	The default ShuffleOrder implementation for random shuffle order.
ShuffleOrder.UnshuffledShuffleOrder	A ShuffleOrder implementation which does not shuffle.
SilenceMediaSource	Media source with a single period consisting of silent raw audio of a given duration.
SilenceMediaSource.Factory	Factory for SilenceMediaSources.
SinglePeriodTimeline	A Timeline consisting of a single period and static window.
SingleSampleMediaSource
SingleSampleMediaSource.Factory	Factory for SingleSampleMediaSource.
TimelineWithUpdatedMediaItem	A Timeline that overrides the MediaItem.
TrackGroupArray	An immutable array of TrackGroups.
WrappingMediaSource	An abstract MediaSource wrapping a single child MediaSource.

CompositeSequenceableLoaderFactory	A factory to create composite SequenceableLoaders.
DefaultMediaSourceFactory.AdsLoaderProvider
ExternalLoader	An object for loading media outside of ExoPlayer's loading mechanism.
MaskingMediaPeriod.PrepareListener	Listener for preparation events.
MediaPeriod	Loads media corresponding to a , and allows that media to be read.
MediaPeriod.Callback	A callback to be notified of MediaPeriod events.
MediaSource	Defines and provides media to be played by an ExoPlayer.
MediaSource.Factory	Factory for creating MediaSources from MediaItems.
MediaSource.MediaSourceCaller	A caller of media sources, which will be notified of source events.
MediaSourceEventListener	Interface for callbacks to be notified of MediaSource events.
MediaSourceFactory
ProgressiveMediaExtractor	Extracts the contents of a container file from a progressive media stream.
ProgressiveMediaExtractor.Factory	Creates ProgressiveMediaExtractor instances.
SampleQueue.UpstreamFormatChangedListener	A listener for changes to the upstream format.
SampleStream	A stream of media samples (and associated format information).
SequenceableLoader	A loader that can proceed in approximate synchronization with other loaders.
SequenceableLoader.Callback<T>	A callback to be notified of SequenceableLoader events.
ShuffleOrder	Shuffled order of indices.

ClippingMediaSource.IllegalClippingException.Reason	The reason clipping failed.
MergingMediaSource.IllegalMergeException.Reason	The reason the merge failed.
SampleStream.ReadDataResult	Return values of SampleStream.readData(FormatHolder, DecoderInputBuffer, int).
SampleStream.ReadFlags	Flags that can be specified when calling SampleStream.readData(FormatHolder, DecoderInputBuffer, int).