private void initExoPlayer() { PlayerView playerView = findViewById(R.id.exoplayer_view); playerView.requestFocus(); playerView.setControllerAutoShow(false); playerView.setUseController(false); playerView.setKeepScreenOn(true); DefaultRenderersFactory rendererFactory = new DefaultRenderersFactory(this, DefaultRenderersFactory.EXTENSION_RENDERER_MODE_PREFER); TrackSelector trackSelector = new DefaultTrackSelector(); DefaultLoadControl.Builder builder = new DefaultLoadControl.Builder(); builder.setAllocator(new DefaultAllocator(true, C.DEFAULT_BUFFER_SEGMENT_SIZE)); builder.setBufferDurationsMs( 2000, 15000, 1500, 0 ); LoadControl loadControl = builder.createDefaultLoadControl(); player = ExoPlayerFactory.newSimpleInstance(this, rendererFactory, trackSelector, loadControl); player.addVideoListener(new com.google.android.exoplayer2.video.VideoListener() { @Override public void onVideoSizeChanged(int width, int height, int unappliedRotationDegrees, float pixelWidthHeightRatio) { } @Override public void onRenderedFirstFrame() { mMPCheckTime = System.nanoTime(); } }); playerView.setPlayer(player); }