package com.oculus.videoplayer; import android.content.Context; import android.graphics.SurfaceTexture; import android.net.Uri; import android.os.Handler; import android.os.Looper; import android.os.storage.OnObbStateChangeListener; import android.os.storage.StorageManager; import android.support.annotation.Nullable; import android.util.Log; import android.view.Surface; import com.google.android.exoplayer2.C; import com.google.android.exoplayer2.DefaultRenderersFactory; import com.google.android.exoplayer2.ExoPlaybackException; import com.google.android.exoplayer2.ExoPlayer; import com.google.android.exoplayer2.ExoPlayerFactory; import com.google.android.exoplayer2.PlaybackParameters; import com.google.android.exoplayer2.Player; import com.google.android.exoplayer2.Renderer; import com.google.android.exoplayer2.RenderersFactory; import com.google.android.exoplayer2.SimpleExoPlayer; import com.google.android.exoplayer2.Timeline; import com.google.android.exoplayer2.audio.AudioProcessor; import com.google.android.exoplayer2.audio.AudioRendererEventListener; import com.google.android.exoplayer2.audio.AudioSink; import com.google.android.exoplayer2.drm.DrmSessionManager; import com.google.android.exoplayer2.drm.FrameworkMediaCrypto; import com.google.android.exoplayer2.mediacodec.MediaCodecSelector; import com.google.android.exoplayer2.metadata.MetadataOutput; import com.google.android.exoplayer2.source.ExtractorMediaSource; import com.google.android.exoplayer2.source.MediaSource; import com.google.android.exoplayer2.source.TrackGroupArray; import com.google.android.exoplayer2.text.TextOutput; import com.google.android.exoplayer2.trackselection.AdaptiveTrackSelection; import com.google.android.exoplayer2.trackselection.DefaultTrackSelector; import com.google.android.exoplayer2.trackselection.TrackSelection; import com.google.android.exoplayer2.trackselection.TrackSelectionArray; import com.google.android.exoplayer2.upstream.BandwidthMeter; import com.google.android.exoplayer2.upstream.DataSource; import com.google.android.exoplayer2.upstream.DefaultBandwidthMeter; import com.google.android.exoplayer2.upstream.DefaultDataSourceFactory; import com.google.android.exoplayer2.upstream.FileDataSourceFactory; import com.google.android.exoplayer2.util.Util; import com.google.android.exoplayer2.video.MediaCodecVideoRenderer; import com.google.android.exoplayer2.video.VideoListener; import com.google.android.exoplayer2.video.VideoRendererEventListener; import com.twobigears.audio360.AudioEngine; import com.twobigears.audio360.ChannelMap; import com.twobigears.audio360.SpatDecoderQueue; import com.twobigears.audio360exo2.Audio360Sink; import com.twobigears.audio360exo2.OpusRenderer; import com.unity3d.player.UnityPlayer; import java.io.File; import java.util.ArrayList; /** * Created by trevordasch on 9/19/2018. */ public class MyVideoPlayer { static AudioEngine engine; static SpatDecoderQueue spat; static float SAMPLE_RATE = 48000.f; static SimpleExoPlayer exoPlayer; static AudioSink audio360Sink; static Handler handler; private static Handler getHandler() { if (handler == null) { handler = new Handler(Looper.getMainLooper()); } return handler; } private static class CustomRenderersFactory extends DefaultRenderersFactory { public CustomRenderersFactory(Context context) { super(context); } @Override protected void buildAudioRenderers(Context context, @Nullable DrmSessionManager drmSessionManager, AudioProcessor[] audioProcessors, Handler eventHandler, AudioRendererEventListener eventListener, int extensionRendererMode, ArrayList out) { super.buildAudioRenderers(context, drmSessionManager, audioProcessors, eventHandler, eventListener, extensionRendererMode, out); // The output latency of the engine can be used to compensate for sync double latency = engine.getOutputLatencyMs(); // Audio: opus codec with the spatial audio engine // TBE_8_2 implies 10 channels of audio (8 channels of spatial audio, 2 channels of head-locked) audio360Sink = new Audio360Sink(spat, ChannelMap.TBE_8_2, latency); final OpusRenderer audioRenderer = new OpusRenderer(audio360Sink); out.add(audioRenderer); } } public static void playVideo( final Context context, final String filePath, final Surface surface) { // set up exoplayer on main thread getHandler().post( new Runnable() { @Override public void run() { // 1. Create a default TrackSelector BandwidthMeter bandwidthMeter = new DefaultBandwidthMeter(); TrackSelection.Factory videoTrackSelectionFactory = new AdaptiveTrackSelection.Factory(bandwidthMeter); DefaultTrackSelector trackSelector = new DefaultTrackSelector(videoTrackSelectionFactory); // Produces DataSource instances through which media data is loaded. DataSource.Factory dataSourceFactory = new DefaultDataSourceFactory(context, "MyVideoPlayer"); Uri uri = Uri.parse( filePath ); if (filePath.startsWith( "jar:file:" )) { if (filePath.contains(".apk")) { // APK uri = new Uri.Builder().scheme( "asset" ).path( filePath.substring( filePath.indexOf( "/assets/" ) + "/assets/".length() ) ).build(); } else if (filePath.contains(".obb")) { // OBB String obbPath = filePath.substring(11, filePath.indexOf(".obb") + 4); StorageManager sm = (StorageManager)context.getSystemService(Context.STORAGE_SERVICE); if (!sm.isObbMounted(obbPath)) { sm.mountObb(obbPath, null, new OnObbStateChangeListener() { @Override public void onObbStateChange(String path, int state) { super.onObbStateChange(path, state); } }); } uri = new Uri.Builder().scheme( "file" ).path( sm.getMountedObbPath(obbPath) + filePath.substring(filePath.indexOf(".obb") + 5) ).build(); } } // This is the MediaSource representing the media to be played. MediaSource videoSource = new ExtractorMediaSource.Factory(dataSourceFactory) .createMediaSource( uri ); Log.d("MyVideoPlayer", "Requested play of " +filePath + " uri: "+uri.toString()); // 2. Create the player //-------------------------------------- //- Audio Engine engine = AudioEngine.create(SAMPLE_RATE, context); spat = engine.createSpatDecoderQueue(); engine.start(); //-------------------------------------- //- ExoPlayer // Create our modified ExoPlayer instance exoPlayer = ExoPlayerFactory.newSimpleInstance(new CustomRenderersFactory(context), trackSelector); exoPlayer.setVideoSurface( surface ); // Prepare the player with the source. exoPlayer.prepare(videoSource); // Loop video for sample exoPlayer.setRepeatMode( Player.REPEAT_MODE_ONE ); exoPlayer.setPlayWhenReady( true ); } }); } public static void stop() { getHandler().post( new Runnable() { @Override public void run() { if ( exoPlayer != null ) { exoPlayer.stop(); exoPlayer.release(); exoPlayer = null; } } }); } public static void pause() { getHandler().post( new Runnable() { @Override public void run() { if ( exoPlayer != null ) { exoPlayer.setPlayWhenReady(false); } } }); } public static void resume() { getHandler().post( new Runnable() { @Override public void run() { if ( exoPlayer != null ) { exoPlayer.setPlayWhenReady(true); } } }); } public static void setPlaybackSpeed(final float speed) { getHandler().post( new Runnable() { @Override public void run() { if ( exoPlayer != null ) { PlaybackParameters param = new PlaybackParameters(speed); exoPlayer.setPlaybackParameters(param); } } }); } }