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BasePlayer.java
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/*
* Copyright 2017 Mauricio Colli <[email protected]>
* BasePlayer.java is part of NewPipe
*
* License: GPL-3.0+
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.schabi.newpipe.player;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.media.AudioManager;
import android.preference.PreferenceManager;
import android.util.Log;
import android.view.View;
import android.widget.Toast;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import com.google.android.exoplayer2.C;
import com.google.android.exoplayer2.DefaultRenderersFactory;
import com.google.android.exoplayer2.ExoPlaybackException;
import com.google.android.exoplayer2.LoadControl;
import com.google.android.exoplayer2.PlaybackParameters;
import com.google.android.exoplayer2.Player;
import com.google.android.exoplayer2.RenderersFactory;
import com.google.android.exoplayer2.SimpleExoPlayer;
import com.google.android.exoplayer2.Timeline;
import com.google.android.exoplayer2.source.BehindLiveWindowException;
import com.google.android.exoplayer2.source.MediaSource;
import com.google.android.exoplayer2.source.TrackGroupArray;
import com.google.android.exoplayer2.trackselection.TrackSelection;
import com.google.android.exoplayer2.trackselection.TrackSelectionArray;
import com.google.android.exoplayer2.upstream.DefaultBandwidthMeter;
import com.nostra13.universalimageloader.core.ImageLoader;
import com.nostra13.universalimageloader.core.assist.FailReason;
import com.nostra13.universalimageloader.core.listener.ImageLoadingListener;
import org.schabi.newpipe.BuildConfig;
import org.schabi.newpipe.DownloaderImpl;
import org.schabi.newpipe.R;
import org.schabi.newpipe.extractor.stream.StreamInfo;
import org.schabi.newpipe.local.history.HistoryRecordManager;
import org.schabi.newpipe.player.helper.AudioReactor;
import org.schabi.newpipe.player.helper.LoadController;
import org.schabi.newpipe.player.helper.MediaSessionManager;
import org.schabi.newpipe.player.helper.PlayerDataSource;
import org.schabi.newpipe.player.helper.PlayerHelper;
import org.schabi.newpipe.player.playback.BasePlayerMediaSession;
import org.schabi.newpipe.player.playback.CustomTrackSelector;
import org.schabi.newpipe.player.playback.MediaSourceManager;
import org.schabi.newpipe.player.playback.PlaybackListener;
import org.schabi.newpipe.player.playqueue.PlayQueue;
import org.schabi.newpipe.player.playqueue.PlayQueueAdapter;
import org.schabi.newpipe.player.playqueue.PlayQueueItem;
import org.schabi.newpipe.player.resolver.MediaSourceTag;
import org.schabi.newpipe.util.ImageDisplayConstants;
import org.schabi.newpipe.util.SerializedCache;
import java.io.IOException;
import io.reactivex.Observable;
import io.reactivex.disposables.CompositeDisposable;
import io.reactivex.disposables.Disposable;
import io.reactivex.disposables.SerialDisposable;
import static com.google.android.exoplayer2.Player.DISCONTINUITY_REASON_INTERNAL;
import static com.google.android.exoplayer2.Player.DISCONTINUITY_REASON_PERIOD_TRANSITION;
import static com.google.android.exoplayer2.Player.DISCONTINUITY_REASON_SEEK;
import static com.google.android.exoplayer2.Player.DISCONTINUITY_REASON_SEEK_ADJUSTMENT;
import static io.reactivex.android.schedulers.AndroidSchedulers.mainThread;
import static java.util.concurrent.TimeUnit.MILLISECONDS;
/**
* Base for the players, joining the common properties.
*
* @author mauriciocolli
*/
@SuppressWarnings({"WeakerAccess"})
public abstract class BasePlayer implements
Player.EventListener, PlaybackListener, ImageLoadingListener {
public static final boolean DEBUG = !BuildConfig.BUILD_TYPE.equals("release");
@NonNull
public static final String TAG = "BasePlayer";
public static final int STATE_PREFLIGHT = -1;
public static final int STATE_BLOCKED = 123;
public static final int STATE_PLAYING = 124;
public static final int STATE_BUFFERING = 125;
public static final int STATE_PAUSED = 126;
public static final int STATE_PAUSED_SEEK = 127;
public static final int STATE_COMPLETED = 128;
/*//////////////////////////////////////////////////////////////////////////
// Intent
//////////////////////////////////////////////////////////////////////////*/
@NonNull
public static final String REPEAT_MODE = "repeat_mode";
@NonNull
public static final String PLAYBACK_QUALITY = "playback_quality";
@NonNull
public static final String PLAY_QUEUE_KEY = "play_queue_key";
@NonNull
public static final String APPEND_ONLY = "append_only";
@NonNull
public static final String RESUME_PLAYBACK = "resume_playback";
@NonNull
public static final String START_PAUSED = "start_paused";
@NonNull
public static final String SELECT_ON_APPEND = "select_on_append";
@NonNull
public static final String IS_MUTED = "is_muted";
/*//////////////////////////////////////////////////////////////////////////
// Playback
//////////////////////////////////////////////////////////////////////////*/
protected static final float[] PLAYBACK_SPEEDS = {0.5f, 0.75f, 1f, 1.25f, 1.5f, 1.75f, 2f};
protected PlayQueue playQueue;
protected PlayQueueAdapter playQueueAdapter;
@Nullable
protected MediaSourceManager playbackManager;
@Nullable
private PlayQueueItem currentItem;
@Nullable
private MediaSourceTag currentMetadata;
@Nullable
private Bitmap currentThumbnail;
@Nullable
protected Toast errorToast;
/*//////////////////////////////////////////////////////////////////////////
// Player
//////////////////////////////////////////////////////////////////////////*/
protected static final int PLAY_PREV_ACTIVATION_LIMIT_MILLIS = 5000; // 5 seconds
protected static final int PROGRESS_LOOP_INTERVAL_MILLIS = 500;
protected SimpleExoPlayer simpleExoPlayer;
protected AudioReactor audioReactor;
protected MediaSessionManager mediaSessionManager;
@NonNull
protected final Context context;
@NonNull
protected final BroadcastReceiver broadcastReceiver;
@NonNull
protected final IntentFilter intentFilter;
@NonNull
protected final HistoryRecordManager recordManager;
@NonNull
protected final CustomTrackSelector trackSelector;
@NonNull
protected final PlayerDataSource dataSource;
@NonNull
private final LoadControl loadControl;
@NonNull
private final RenderersFactory renderFactory;
@NonNull
private final SerialDisposable progressUpdateReactor;
@NonNull
private final CompositeDisposable databaseUpdateReactor;
private boolean isPrepared = false;
private Disposable stateLoader;
protected int currentState = STATE_PREFLIGHT;
public BasePlayer(@NonNull final Context context) {
this.context = context;
this.broadcastReceiver = new BroadcastReceiver() {
@Override
public void onReceive(final Context ctx, final Intent intent) {
onBroadcastReceived(intent);
}
};
this.intentFilter = new IntentFilter();
setupBroadcastReceiver(intentFilter);
this.recordManager = new HistoryRecordManager(context);
this.progressUpdateReactor = new SerialDisposable();
this.databaseUpdateReactor = new CompositeDisposable();
final String userAgent = DownloaderImpl.USER_AGENT;
final DefaultBandwidthMeter bandwidthMeter = new DefaultBandwidthMeter.Builder(context)
.build();
this.dataSource = new PlayerDataSource(context, userAgent, bandwidthMeter);
final TrackSelection.Factory trackSelectionFactory = PlayerHelper
.getQualitySelector(context);
this.trackSelector = new CustomTrackSelector(context, trackSelectionFactory);
this.loadControl = new LoadController();
this.renderFactory = new DefaultRenderersFactory(context);
}
public void setup() {
if (simpleExoPlayer == null) {
initPlayer(/*playOnInit=*/true);
}
initListeners();
}
public void initPlayer(final boolean playOnReady) {
if (DEBUG) {
Log.d(TAG, "initPlayer() called with: playOnReady = [" + playOnReady + "]");
}
simpleExoPlayer = new SimpleExoPlayer.Builder(context, renderFactory)
.setTrackSelector(trackSelector)
.setLoadControl(loadControl)
.build();
simpleExoPlayer.addListener(this);
simpleExoPlayer.setPlayWhenReady(playOnReady);
simpleExoPlayer.setSeekParameters(PlayerHelper.getSeekParameters(context));
simpleExoPlayer.setWakeMode(C.WAKE_MODE_NETWORK);
simpleExoPlayer.setHandleAudioBecomingNoisy(true);
audioReactor = new AudioReactor(context, simpleExoPlayer);
mediaSessionManager = new MediaSessionManager(context, simpleExoPlayer,
new BasePlayerMediaSession(this));
registerBroadcastReceiver();
}
public void initListeners() { }
public void handleIntent(final Intent intent) {
if (DEBUG) {
Log.d(TAG, "handleIntent() called with: intent = [" + intent + "]");
}
if (intent == null) {
return;
}
// Resolve play queue
if (!intent.hasExtra(PLAY_QUEUE_KEY)) {
return;
}
final String intentCacheKey = intent.getStringExtra(PLAY_QUEUE_KEY);
final PlayQueue queue = SerializedCache.getInstance().take(intentCacheKey, PlayQueue.class);
if (queue == null) {
return;
}
// Resolve append intents
if (intent.getBooleanExtra(APPEND_ONLY, false) && playQueue != null) {
int sizeBeforeAppend = playQueue.size();
playQueue.append(queue.getStreams());
if ((intent.getBooleanExtra(SELECT_ON_APPEND, false)
|| getCurrentState() == STATE_COMPLETED) && queue.getStreams().size() > 0) {
playQueue.setIndex(sizeBeforeAppend);
}
return;
}
final PlaybackParameters savedParameters = retrievePlaybackParametersFromPreferences();
final float playbackSpeed = savedParameters.speed;
final float playbackPitch = savedParameters.pitch;
final boolean playbackSkipSilence = savedParameters.skipSilence;
final int repeatMode = intent.getIntExtra(REPEAT_MODE, getRepeatMode());
final boolean isMuted = intent
.getBooleanExtra(IS_MUTED, simpleExoPlayer != null && isMuted());
// seek to timestamp if stream is already playing
if (simpleExoPlayer != null
&& queue.size() == 1
&& playQueue != null
&& playQueue.getItem() != null
&& queue.getItem().getUrl().equals(playQueue.getItem().getUrl())
&& queue.getItem().getRecoveryPosition() != PlayQueueItem.RECOVERY_UNSET
) {
simpleExoPlayer.seekTo(playQueue.getIndex(), queue.getItem().getRecoveryPosition());
return;
} else if (intent.getBooleanExtra(RESUME_PLAYBACK, false) && isPlaybackResumeEnabled()) {
final PlayQueueItem item = queue.getItem();
if (item != null && item.getRecoveryPosition() == PlayQueueItem.RECOVERY_UNSET) {
stateLoader = recordManager.loadStreamState(item)
.observeOn(mainThread())
.doFinally(() -> initPlayback(queue, repeatMode, playbackSpeed,
playbackPitch, playbackSkipSilence, true, isMuted))
.subscribe(
state -> queue
.setRecovery(queue.getIndex(), state.getProgressTime()),
error -> {
if (DEBUG) {
error.printStackTrace();
}
}
);
databaseUpdateReactor.add(stateLoader);
return;
}
}
// Good to go...
initPlayback(queue, repeatMode, playbackSpeed, playbackPitch, playbackSkipSilence,
/*playOnInit=*/!intent.getBooleanExtra(START_PAUSED, false), isMuted);
}
private PlaybackParameters retrievePlaybackParametersFromPreferences() {
final SharedPreferences preferences =
PreferenceManager.getDefaultSharedPreferences(context);
final float speed = preferences.getFloat(
context.getString(R.string.playback_speed_key), getPlaybackSpeed());
final float pitch = preferences.getFloat(
context.getString(R.string.playback_pitch_key), getPlaybackPitch());
final boolean skipSilence = preferences.getBoolean(
context.getString(R.string.playback_skip_silence_key), getPlaybackSkipSilence());
return new PlaybackParameters(speed, pitch, skipSilence);
}
protected void initPlayback(@NonNull final PlayQueue queue,
@Player.RepeatMode final int repeatMode,
final float playbackSpeed,
final float playbackPitch,
final boolean playbackSkipSilence,
final boolean playOnReady,
final boolean isMuted) {
destroyPlayer();
initPlayer(playOnReady);
setRepeatMode(repeatMode);
setPlaybackParameters(playbackSpeed, playbackPitch, playbackSkipSilence);
playQueue = queue;
playQueue.init();
if (playbackManager != null) {
playbackManager.dispose();
}
playbackManager = new MediaSourceManager(this, playQueue);
if (playQueueAdapter != null) {
playQueueAdapter.dispose();
}
playQueueAdapter = new PlayQueueAdapter(context, playQueue);
simpleExoPlayer.setVolume(isMuted ? 0 : 1);
}
public void destroyPlayer() {
if (DEBUG) {
Log.d(TAG, "destroyPlayer() called");
}
if (simpleExoPlayer != null) {
simpleExoPlayer.removeListener(this);
simpleExoPlayer.stop();
simpleExoPlayer.release();
}
if (isProgressLoopRunning()) {
stopProgressLoop();
}
if (playQueue != null) {
playQueue.dispose();
}
if (audioReactor != null) {
audioReactor.dispose();
}
if (playbackManager != null) {
playbackManager.dispose();
}
if (mediaSessionManager != null) {
mediaSessionManager.dispose();
}
if (stateLoader != null) {
stateLoader.dispose();
}
if (playQueueAdapter != null) {
playQueueAdapter.unsetSelectedListener();
playQueueAdapter.dispose();
}
}
public void destroy() {
if (DEBUG) {
Log.d(TAG, "destroy() called");
}
destroyPlayer();
unregisterBroadcastReceiver();
databaseUpdateReactor.clear();
progressUpdateReactor.set(null);
}
/*//////////////////////////////////////////////////////////////////////////
// Thumbnail Loading
//////////////////////////////////////////////////////////////////////////*/
private void initThumbnail(final String url) {
if (DEBUG) {
Log.d(TAG, "Thumbnail - initThumbnail() called");
}
if (url == null || url.isEmpty()) {
return;
}
ImageLoader.getInstance().resume();
ImageLoader.getInstance()
.loadImage(url, ImageDisplayConstants.DISPLAY_THUMBNAIL_OPTIONS, this);
}
@Override
public void onLoadingStarted(final String imageUri, final View view) {
if (DEBUG) {
Log.d(TAG, "Thumbnail - onLoadingStarted() called on: "
+ "imageUri = [" + imageUri + "], view = [" + view + "]");
}
}
@Override
public void onLoadingFailed(final String imageUri, final View view,
final FailReason failReason) {
Log.e(TAG, "Thumbnail - onLoadingFailed() called on imageUri = [" + imageUri + "]",
failReason.getCause());
currentThumbnail = null;
}
@Override
public void onLoadingComplete(final String imageUri, final View view,
final Bitmap loadedImage) {
if (DEBUG) {
Log.d(TAG, "Thumbnail - onLoadingComplete() called with: "
+ "imageUri = [" + imageUri + "], view = [" + view + "], "
+ "loadedImage = [" + loadedImage + "]");
}
currentThumbnail = loadedImage;
}
@Override
public void onLoadingCancelled(final String imageUri, final View view) {
if (DEBUG) {
Log.d(TAG, "Thumbnail - onLoadingCancelled() called with: "
+ "imageUri = [" + imageUri + "], view = [" + view + "]");
}
currentThumbnail = null;
}
/*//////////////////////////////////////////////////////////////////////////
// Broadcast Receiver
//////////////////////////////////////////////////////////////////////////*/
/**
* Add your action in the intentFilter.
*
* @param intentFltr intent filter that will be used for register the receiver
*/
protected void setupBroadcastReceiver(final IntentFilter intentFltr) {
intentFltr.addAction(AudioManager.ACTION_AUDIO_BECOMING_NOISY);
}
public void onBroadcastReceived(final Intent intent) {
if (intent == null || intent.getAction() == null) {
return;
}
switch (intent.getAction()) {
case AudioManager.ACTION_AUDIO_BECOMING_NOISY:
onPause();
break;
}
}
protected void registerBroadcastReceiver() {
// Try to unregister current first
unregisterBroadcastReceiver();
context.registerReceiver(broadcastReceiver, intentFilter);
}
protected void unregisterBroadcastReceiver() {
try {
context.unregisterReceiver(broadcastReceiver);
} catch (final IllegalArgumentException unregisteredException) {
Log.w(TAG, "Broadcast receiver already unregistered "
+ "(" + unregisteredException.getMessage() + ")");
}
}
/*//////////////////////////////////////////////////////////////////////////
// States Implementation
//////////////////////////////////////////////////////////////////////////*/
public void changeState(final int state) {
if (DEBUG) {
Log.d(TAG, "changeState() called with: state = [" + state + "]");
}
currentState = state;
switch (state) {
case STATE_BLOCKED:
onBlocked();
break;
case STATE_PLAYING:
onPlaying();
break;
case STATE_BUFFERING:
onBuffering();
break;
case STATE_PAUSED:
onPaused();
break;
case STATE_PAUSED_SEEK:
onPausedSeek();
break;
case STATE_COMPLETED:
onCompleted();
break;
}
}
public void onBlocked() {
if (DEBUG) {
Log.d(TAG, "onBlocked() called");
}
if (!isProgressLoopRunning()) {
startProgressLoop();
}
}
public void onPlaying() {
if (DEBUG) {
Log.d(TAG, "onPlaying() called");
}
if (!isProgressLoopRunning()) {
startProgressLoop();
}
}
public void onBuffering() {
}
public void onPaused() {
if (isProgressLoopRunning()) {
stopProgressLoop();
}
}
public void onPausedSeek() { }
public void onCompleted() {
if (DEBUG) {
Log.d(TAG, "onCompleted() called");
}
if (playQueue.getIndex() < playQueue.size() - 1) {
playQueue.offsetIndex(+1);
}
if (isProgressLoopRunning()) {
stopProgressLoop();
}
}
/*//////////////////////////////////////////////////////////////////////////
// Repeat and shuffle
//////////////////////////////////////////////////////////////////////////*/
public void onRepeatClicked() {
if (DEBUG) {
Log.d(TAG, "onRepeatClicked() called");
}
final int mode;
switch (getRepeatMode()) {
case Player.REPEAT_MODE_OFF:
mode = Player.REPEAT_MODE_ONE;
break;
case Player.REPEAT_MODE_ONE:
mode = Player.REPEAT_MODE_ALL;
break;
case Player.REPEAT_MODE_ALL:
default:
mode = Player.REPEAT_MODE_OFF;
break;
}
setRepeatMode(mode);
if (DEBUG) {
Log.d(TAG, "onRepeatClicked() currentRepeatMode = " + getRepeatMode());
}
}
public void onShuffleClicked() {
if (DEBUG) {
Log.d(TAG, "onShuffleClicked() called");
}
if (simpleExoPlayer == null) {
return;
}
simpleExoPlayer.setShuffleModeEnabled(!simpleExoPlayer.getShuffleModeEnabled());
}
/*//////////////////////////////////////////////////////////////////////////
// Mute / Unmute
//////////////////////////////////////////////////////////////////////////*/
public void onMuteUnmuteButtonClicked() {
if (DEBUG) {
Log.d(TAG, "onMuteUnmuteButtonClicled() called");
}
simpleExoPlayer.setVolume(isMuted() ? 1 : 0);
}
public boolean isMuted() {
return simpleExoPlayer.getVolume() == 0;
}
/*//////////////////////////////////////////////////////////////////////////
// Progress Updates
//////////////////////////////////////////////////////////////////////////*/
public abstract void onUpdateProgress(int currentProgress, int duration, int bufferPercent);
protected void startProgressLoop() {
progressUpdateReactor.set(getProgressReactor());
}
protected void stopProgressLoop() {
progressUpdateReactor.set(null);
}
public void triggerProgressUpdate() {
if (simpleExoPlayer == null) {
return;
}
onUpdateProgress(
Math.max((int) simpleExoPlayer.getCurrentPosition(), 0),
(int) simpleExoPlayer.getDuration(),
simpleExoPlayer.getBufferedPercentage()
);
}
private Disposable getProgressReactor() {
return Observable.interval(PROGRESS_LOOP_INTERVAL_MILLIS, MILLISECONDS, mainThread())
.observeOn(mainThread())
.subscribe(ignored -> triggerProgressUpdate(),
error -> Log.e(TAG, "Progress update failure: ", error));
}
/*//////////////////////////////////////////////////////////////////////////
// ExoPlayer Listener
//////////////////////////////////////////////////////////////////////////*/
@Override
public void onTimelineChanged(final Timeline timeline, final int reason) {
if (DEBUG) {
Log.d(TAG, "ExoPlayer - onTimelineChanged() called with "
+ "timeline size = [" + timeline.getWindowCount() + "], "
+ "reason = [" + reason + "]");
}
maybeUpdateCurrentMetadata();
}
@Override
public void onTracksChanged(final TrackGroupArray trackGroups,
final TrackSelectionArray trackSelections) {
if (DEBUG) {
Log.d(TAG, "ExoPlayer - onTracksChanged(), "
+ "track group size = " + trackGroups.length);
}
maybeUpdateCurrentMetadata();
}
@Override
public void onPlaybackParametersChanged(final PlaybackParameters playbackParameters) {
if (DEBUG) {
Log.d(TAG, "ExoPlayer - playbackParameters(), "
+ "speed: " + playbackParameters.speed + ", "
+ "pitch: " + playbackParameters.pitch);
}
}
@Override
public void onLoadingChanged(final boolean isLoading) {
if (DEBUG) {
Log.d(TAG, "ExoPlayer - onLoadingChanged() called with: "
+ "isLoading = [" + isLoading + "]");
}
if (!isLoading && getCurrentState() == STATE_PAUSED && isProgressLoopRunning()) {
stopProgressLoop();
} else if (isLoading && !isProgressLoopRunning()) {
startProgressLoop();
}
maybeUpdateCurrentMetadata();
}
@Override
public void onPlayerStateChanged(final boolean playWhenReady, final int playbackState) {
if (DEBUG) {
Log.d(TAG, "ExoPlayer - onPlayerStateChanged() called with: "
+ "playWhenReady = [" + playWhenReady + "], "
+ "playbackState = [" + playbackState + "]");
}
if (getCurrentState() == STATE_PAUSED_SEEK) {
if (DEBUG) {
Log.d(TAG, "ExoPlayer - onPlayerStateChanged() is currently blocked");
}
return;
}
switch (playbackState) {
case Player.STATE_IDLE: // 1
isPrepared = false;
break;
case Player.STATE_BUFFERING: // 2
if (isPrepared) {
changeState(STATE_BUFFERING);
}
break;
case Player.STATE_READY: //3
maybeUpdateCurrentMetadata();
maybeCorrectSeekPosition();
if (!isPrepared) {
isPrepared = true;
onPrepared(playWhenReady);
break;
}
changeState(playWhenReady ? STATE_PLAYING : STATE_PAUSED);
break;
case Player.STATE_ENDED: // 4
changeState(STATE_COMPLETED);
if (currentMetadata != null) {
resetPlaybackState(currentMetadata.getMetadata());
}
isPrepared = false;
break;
}
}
private void maybeCorrectSeekPosition() {
if (playQueue == null || simpleExoPlayer == null || currentMetadata == null) {
return;
}
final PlayQueueItem currentSourceItem = playQueue.getItem();
if (currentSourceItem == null) {
return;
}
final StreamInfo currentInfo = currentMetadata.getMetadata();
final long presetStartPositionMillis = currentInfo.getStartPosition() * 1000;
if (presetStartPositionMillis > 0L) {
// Has another start position?
if (DEBUG) {
Log.d(TAG, "Playback - Seeking to preset start "
+ "position=[" + presetStartPositionMillis + "]");
}
seekTo(presetStartPositionMillis);
}
}
/**
* Process exceptions produced by {@link com.google.android.exoplayer2.ExoPlayer ExoPlayer}.
* <p>There are multiple types of errors:</p>
* <ul>
* <li>{@link ExoPlaybackException#TYPE_SOURCE TYPE_SOURCE}</li>
* <li>{@link ExoPlaybackException#TYPE_UNEXPECTED TYPE_UNEXPECTED}:
* If a runtime error occurred, then we can try to recover it by restarting the playback
* after setting the timestamp recovery.</li>
* <li>{@link ExoPlaybackException#TYPE_RENDERER TYPE_RENDERER}:
* If the renderer failed, treat the error as unrecoverable.</li>
* </ul>
*
* @see #processSourceError(IOException)
* @see Player.EventListener#onPlayerError(ExoPlaybackException)
*/
@Override
public void onPlayerError(final ExoPlaybackException error) {
if (DEBUG) {
Log.d(TAG, "ExoPlayer - onPlayerError() called with: " + "error = [" + error + "]");
}
if (errorToast != null) {
errorToast.cancel();
errorToast = null;
}
savePlaybackState();
switch (error.type) {
case ExoPlaybackException.TYPE_SOURCE:
processSourceError(error.getSourceException());
showStreamError(error);
break;
case ExoPlaybackException.TYPE_UNEXPECTED:
showRecoverableError(error);
setRecovery();
reload();
break;
default:
showUnrecoverableError(error);
onPlaybackShutdown();
break;
}
}
private void processSourceError(final IOException error) {
if (simpleExoPlayer == null || playQueue == null) {
return;
}
setRecovery();
final Throwable cause = error.getCause();
if (error instanceof BehindLiveWindowException) {
reload();
} else {
playQueue.error();
}
}
@Override
public void onPositionDiscontinuity(@Player.DiscontinuityReason final int reason) {
if (DEBUG) {
Log.d(TAG, "ExoPlayer - onPositionDiscontinuity() called with "
+ "reason = [" + reason + "]");
}
if (playQueue == null) {
return;
}
// Refresh the playback if there is a transition to the next video
final int newWindowIndex = simpleExoPlayer.getCurrentWindowIndex();
switch (reason) {
case DISCONTINUITY_REASON_PERIOD_TRANSITION:
// When player is in single repeat mode and a period transition occurs,
// we need to register a view count here since no metadata has changed
if (getRepeatMode() == Player.REPEAT_MODE_ONE
&& newWindowIndex == playQueue.getIndex()) {
registerView();
break;
}
case DISCONTINUITY_REASON_SEEK:
case DISCONTINUITY_REASON_SEEK_ADJUSTMENT:
case DISCONTINUITY_REASON_INTERNAL:
if (playQueue.getIndex() != newWindowIndex) {
resetPlaybackState(playQueue.getItem());
playQueue.setIndex(newWindowIndex);
}
break;
}
maybeUpdateCurrentMetadata();
}
@Override
public void onRepeatModeChanged(@Player.RepeatMode final int reason) {
if (DEBUG) {
Log.d(TAG, "ExoPlayer - onRepeatModeChanged() called with: "
+ "mode = [" + reason + "]");
}
}
@Override
public void onShuffleModeEnabledChanged(final boolean shuffleModeEnabled) {
if (DEBUG) {
Log.d(TAG, "ExoPlayer - onShuffleModeEnabledChanged() called with: "
+ "mode = [" + shuffleModeEnabled + "]");
}
if (playQueue == null) {
return;
}
if (shuffleModeEnabled) {
playQueue.shuffle();
} else {
playQueue.unshuffle();
}
}
@Override
public void onSeekProcessed() {
if (DEBUG) {
Log.d(TAG, "ExoPlayer - onSeekProcessed() called");
}
if (isPrepared) {
savePlaybackState();
}
}
/*//////////////////////////////////////////////////////////////////////////
// Playback Listener
//////////////////////////////////////////////////////////////////////////*/
@Override
public boolean isApproachingPlaybackEdge(final long timeToEndMillis) {
// If live, then not near playback edge
// If not playing, then not approaching playback edge
if (simpleExoPlayer == null || isLive() || !isPlaying()) {
return false;
}
final long currentPositionMillis = simpleExoPlayer.getCurrentPosition();
final long currentDurationMillis = simpleExoPlayer.getDuration();
return currentDurationMillis - currentPositionMillis < timeToEndMillis;
}
@Override
public void onPlaybackBlock() {
if (simpleExoPlayer == null) {
return;
}
if (DEBUG) {
Log.d(TAG, "Playback - onPlaybackBlock() called");
}
currentItem = null;
currentMetadata = null;
simpleExoPlayer.stop();
isPrepared = false;
changeState(STATE_BLOCKED);
}
@Override
public void onPlaybackUnblock(final MediaSource mediaSource) {
if (simpleExoPlayer == null) {
return;
}
if (DEBUG) {
Log.d(TAG, "Playback - onPlaybackUnblock() called");
}
if (getCurrentState() == STATE_BLOCKED) {
changeState(STATE_BUFFERING);
}
simpleExoPlayer.prepare(mediaSource);
}
public void onPlaybackSynchronize(@NonNull final PlayQueueItem item) {
if (DEBUG) {
Log.d(TAG, "Playback - onPlaybackSynchronize() called with "
+ "item=[" + item.getTitle() + "], url=[" + item.getUrl() + "]");
}
if (simpleExoPlayer == null || playQueue == null) {
return;
}
final boolean onPlaybackInitial = currentItem == null;
final boolean hasPlayQueueItemChanged = currentItem != item;
final int currentPlayQueueIndex = playQueue.indexOf(item);
final int currentPlaylistIndex = simpleExoPlayer.getCurrentWindowIndex();
final int currentPlaylistSize = simpleExoPlayer.getCurrentTimeline().getWindowCount();
// If nothing to synchronize
if (!hasPlayQueueItemChanged) {
return;
}
currentItem = item;
// Check if on wrong window
if (currentPlayQueueIndex != playQueue.getIndex()) {
Log.e(TAG, "Playback - Play Queue may be desynchronized: item "
+ "index=[" + currentPlayQueueIndex + "], "
+ "queue index=[" + playQueue.getIndex() + "]");
// Check if bad seek position
} else if ((currentPlaylistSize > 0 && currentPlayQueueIndex >= currentPlaylistSize)
|| currentPlayQueueIndex < 0) {
Log.e(TAG, "Playback - Trying to seek to invalid "
+ "index=[" + currentPlayQueueIndex + "] with "
+ "playlist length=[" + currentPlaylistSize + "]");
} else if (currentPlaylistIndex != currentPlayQueueIndex || onPlaybackInitial
|| !isPlaying()) {
if (DEBUG) {
Log.d(TAG, "Playback - Rewinding to correct "
+ "index=[" + currentPlayQueueIndex + "], "
+ "from=[" + currentPlaylistIndex + "], "
+ "size=[" + currentPlaylistSize + "].");
}