CompositeTrackSelector create(Options options, DefaultBandwidthMeter bandwidthMeter) { TrackSelection.Factory adaptiveTrackSelectionFactory = new AdaptiveTrackSelection.Factory( bandwidthMeter, options.minDurationBeforeQualityIncreaseInMillis(), AdaptiveTrackSelection.DEFAULT_MAX_DURATION_FOR_QUALITY_DECREASE_MS, AdaptiveTrackSelection.DEFAULT_MIN_DURATION_TO_RETAIN_AFTER_DISCARD_MS, AdaptiveTrackSelection.DEFAULT_BANDWIDTH_FRACTION, AdaptiveTrackSelection.DEFAULT_BUFFERED_FRACTION_TO_LIVE_EDGE_FOR_QUALITY_INCREASE, AdaptiveTrackSelection.DEFAULT_MIN_TIME_BETWEEN_BUFFER_REEVALUTATION_MS, Clock.DEFAULT ); DefaultTrackSelector trackSelector = new DefaultTrackSelector(adaptiveTrackSelectionFactory); ExoPlayerTrackSelector exoPlayerTrackSelector = ExoPlayerTrackSelector.newInstance(trackSelector); ExoPlayerAudioTrackSelector audioTrackSelector = new ExoPlayerAudioTrackSelector(exoPlayerTrackSelector); ExoPlayerVideoTrackSelector videoTrackSelector = new ExoPlayerVideoTrackSelector(exoPlayerTrackSelector); ExoPlayerSubtitleTrackSelector subtitleTrackSelector = new ExoPlayerSubtitleTrackSelector(exoPlayerTrackSelector); return new CompositeTrackSelector(trackSelector, audioTrackSelector, videoTrackSelector, subtitleTrackSelector); }