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Code Issues Releases Wiki Activity

-Functional playlist using full play queue buffering.

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This commit is contained in:
John Zhen M 2017-09-03 19:15:11 -07:00 committed by John Zhen Mo
parent 183181ee54
commit 5c01f04a07
6 changed files with 255 additions and 119 deletions
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37
app/src/main/java/org/schabi/newpipe/player/BasePlayer.java
View File

@ -560,46 +560,61 @@ public abstract class BasePlayer implements Player.EventListener,
@Override
public void block() {
if (currentState != STATE_LOADING) return;
Log.d(TAG, "Blocking...");
changeState(STATE_LOADING);
simpleExoPlayer.setPlayWhenReady(false);
if (currentState != STATE_PLAYING) return;
simpleExoPlayer.stop();
windowIndex = simpleExoPlayer.getCurrentWindowIndex();
windowPos = Math.max(0, simpleExoPlayer.getContentPosition());
changeState(STATE_BUFFERING);
}
@Override
public void unblock() {
if (currentState == STATE_PLAYING) return;
Log.d(TAG, "Unblocking...");
if (playbackManager.getMediaSource().getSize() > 0) {
simpleExoPlayer.seekToDefaultPosition();
//simpleExoPlayer.seekTo(windowIndex, windowPos);
simpleExoPlayer.setPlayWhenReady(true);
changeState(STATE_PLAYING);
if (currentState != STATE_BUFFERING) return;
if (windowIndex != playbackManager.getCurrentSourceIndex()) {
windowIndex = playbackManager.getCurrentSourceIndex();
windowPos = 0;
}
simpleExoPlayer.prepare(playbackManager.getMediaSource());
simpleExoPlayer.seekTo(windowIndex, windowPos);
simpleExoPlayer.setPlayWhenReady(true);
changeState(STATE_PLAYING);
}
@Override
public void sync(final int windowIndex, final long windowPos, final StreamInfo info) {
Log.d(TAG, "Syncing...");
videoUrl = info.webpage_url;
videoThumbnailUrl = info.thumbnail_url;
videoTitle = info.title;
channelName = info.uploader;
if (simpleExoPlayer.getCurrentWindowIndex() != windowIndex) {
Log.e(TAG, "Rewinding to correct window");
simpleExoPlayer.seekTo(windowIndex, windowPos);
} else {
Log.d(TAG, "Correct window");
simpleExoPlayer.seekTo(windowPos);
}
}
@Override
public void init() {
Log.d(TAG, "Initializing...");
if (simpleExoPlayer.getPlaybackState() != Player.STATE_IDLE) simpleExoPlayer.stop();
simpleExoPlayer.prepare(playbackManager.getMediaSource());
simpleExoPlayer.setPlayWhenReady(false);
changeState(STATE_BUFFERING);
simpleExoPlayer.seekToDefaultPosition();
simpleExoPlayer.setPlayWhenReady(true);
changeState(STATE_PLAYING);
}
@Override

281
app/src/main/java/org/schabi/newpipe/player/MediaSourceManager.java
View File

@ -27,6 +27,8 @@ import io.reactivex.functions.Consumer;
class MediaSourceManager {
private final String TAG = "MediaSourceManager@" + Integer.toHexString(hashCode());
// One-side rolling window size for default loading
// Effectively loads WINDOW_SIZE * 2 streams
private static final int WINDOW_SIZE = 3;
private final DynamicConcatenatingMediaSource sources;
@ -42,13 +44,40 @@ class MediaSourceManager {
private Subscription loadingReactor;
private CompositeDisposable disposables;
private boolean isBlocked;
interface PlaybackListener {
/*
* Called when the initial video has been loaded.
* Signals to the listener that the media source is prepared, and
* the player is ready to go.
* */
void init();
/*
* Called when the stream at the current queue index is not ready yet.
* Signals to the listener to block the player from playing anything.
* */
void block();
/*
* Called when the stream at the current queue index is ready.
* Signals to the listener to resume the player.
* May be called at any time, even when the player is unblocked.
* */
void unblock();
/*
* Called when the queue index is refreshed.
* Signals to the listener to synchronize the player's window to the manager's
* window.
* */
void sync(final int windowIndex, final long windowPos, final StreamInfo info);
/*
* Requests the listener to resolve a stream info into a media source respective
* of the listener's implementation (background, popup or main video player),
* */
MediaSource sourceOf(final StreamInfo info);
}
@ -67,6 +96,13 @@ class MediaSourceManager {
.subscribe(getReactor());
}
/*//////////////////////////////////////////////////////////////////////////
// Exposed Methods
//////////////////////////////////////////////////////////////////////////*/
/*
* Returns the media source index of the currently playing stream.
* */
int getCurrentSourceIndex() {
return sourceToQueueIndex.indexOf(playQueue.getIndex());
}
@ -76,6 +112,11 @@ class MediaSourceManager {
return sources;
}
/*
* Called when the player has seamlessly transitioned to another stream.
* Currently only expecting transitioning to the next stream and updates
* the play queue that a transition has occurred.
* */
void refresh(final int newSourceIndex) {
if (newSourceIndex == getCurrentSourceIndex()) return;
@ -89,15 +130,107 @@ class MediaSourceManager {
sync();
}
private void select() {
if (getCurrentSourceIndex() != -1) {
sync();
} else {
playbackListener.block();
load();
void dispose() {
if (loadingReactor != null) loadingReactor.cancel();
if (playQueueReactor != null) playQueueReactor.cancel();
if (disposables != null) disposables.dispose();
loadingReactor = null;
playQueueReactor = null;
disposables = null;
}
/*//////////////////////////////////////////////////////////////////////////
// Event Reactor
//////////////////////////////////////////////////////////////////////////*/
private Subscriber<PlayQueueMessage> getReactor() {
return new Subscriber<PlayQueueMessage>() {
@Override
public void onSubscribe(@NonNull Subscription d) {
if (playQueueReactor != null) playQueueReactor.cancel();
playQueueReactor = d;
playQueueReactor.request(1);
}
@Override
public void onNext(@NonNull PlayQueueMessage event) {
// why no pattern matching in Java =(
switch (event.type()) {
case INIT:
init();
break;
case APPEND:
load();
break;
case SELECT:
onSelect();
break;
case REMOVE:
final RemoveEvent removeEvent = (RemoveEvent) event;
remove(removeEvent.index());
break;
case SWAP:
final SwapEvent swapEvent = (SwapEvent) event;
swap(swapEvent.getFrom(), swapEvent.getTo());
break;
case NEXT:
default:
break;
}
if (!isPlayQueueReady() && !isBlocked) {
playbackListener.block();
playQueue.fetch();
}
if (playQueueReactor != null) playQueueReactor.request(1);
}
@Override
public void onError(@NonNull Throwable e) {}
@Override
public void onComplete() {
dispose();
}
};
}
/*//////////////////////////////////////////////////////////////////////////
// Internal Helpers
//////////////////////////////////////////////////////////////////////////*/
private boolean isPlayQueueReady() {
return playQueue.isComplete() || playQueue.size() - playQueue.getIndex() > WINDOW_SIZE;
}
private boolean isCurrentIndexLoaded() {
return getCurrentSourceIndex() != -1;
}
private void tryUnblock() {
if (isPlayQueueReady() && isCurrentIndexLoaded() && isBlocked) {
isBlocked = false;
playbackListener.unblock();
}
}
/*
* Responds to a SELECT event.
* When a change occur, the manager prepares by loading more.
* If the current item has not been fully loaded,
* */
private void onSelect() {
if (isCurrentIndexLoaded()) {
sync();
} else if (!isBlocked) {
playbackListener.block();
}
load();
}
private void sync() {
final Consumer<StreamInfo> onSuccess = new Consumer<StreamInfo>() {
@Override
@ -121,6 +254,47 @@ class MediaSourceManager {
}
}
private void init() {
final PlayQueueItem init = playQueue.getCurrent();
init.getStream().subscribe(new MaybeObserver<StreamInfo>() {
@Override
public void onSubscribe(@NonNull Disposable d) {
if (disposables != null) {
disposables.add(d);
} else {
d.dispose();
}
}
@Override
public void onSuccess(@NonNull StreamInfo streamInfo) {
final MediaSource source = playbackListener.sourceOf(streamInfo);
insert(playQueue.indexOf(init), source);
if (getCurrentSourceIndex() != -1) {
playbackListener.init();
sync();
load();
} else {
init();
}
}
@Override
public void onError(@NonNull Throwable e) {
playQueue.remove(playQueue.indexOf(init));
init();
}
@Override
public void onComplete() {
playQueue.remove(playQueue.indexOf(init));
init();
}
});
}
private void load(final PlayQueueItem item) {
item.getStream().subscribe(new MaybeObserver<StreamInfo>() {
@Override
@ -136,21 +310,38 @@ class MediaSourceManager {
public void onSuccess(@NonNull StreamInfo streamInfo) {
final MediaSource source = playbackListener.sourceOf(streamInfo);
insert(playQueue.indexOf(item), source);
if (getCurrentSourceIndex() != -1) playbackListener.unblock();
tryUnblock();
}
@Override
public void onError(@NonNull Throwable e) {
playQueue.remove(playQueue.indexOf(item));
load();
}
@Override
public void onComplete() {
playQueue.remove(playQueue.indexOf(item));
load();
}
});
}
/*//////////////////////////////////////////////////////////////////////////
// Media Source List Manipulation
//////////////////////////////////////////////////////////////////////////*/
public void replace(final int queueIndex, final MediaSource source) {
if (queueIndex < 0) return;
final int sourceIndex = sourceToQueueIndex.indexOf(queueIndex);
if (sourceIndex != -1) {
// Add the source after the one to remove, so the window will remain the same in the player
sources.addMediaSource(sourceIndex + 1, source);
sources.removeMediaSource(sourceIndex);
}
}
// Insert source into playlist with position in respect to the play queue
// If the play queue index already exists, then the insert is ignored
private void insert(final int queueIndex, final MediaSource source) {
@ -178,17 +369,6 @@ class MediaSourceManager {
}
}
public void replace(final int queueIndex, final MediaSource source) {
if (queueIndex < 0) return;
final int sourceIndex = sourceToQueueIndex.indexOf(queueIndex);
if (sourceIndex != -1) {
// Add the source after the one to remove, so the window will remain the same in the player
sources.addMediaSource(sourceIndex + 1, source);
sources.removeMediaSource(sourceIndex);
}
}
private void swap(final int source, final int target) {
final int sourceIndex = sourceToQueueIndex.indexOf(source);
final int targetIndex = sourceToQueueIndex.indexOf(target);
@ -201,69 +381,4 @@ class MediaSourceManager {
remove(targetIndex);
}
}
private Subscriber<PlayQueueMessage> getReactor() {
return new Subscriber<PlayQueueMessage>() {
@Override
public void onSubscribe(@NonNull Subscription d) {
if (playQueueReactor != null) playQueueReactor.cancel();
playQueueReactor = d;
playQueueReactor.request(1);
}
@Override
public void onNext(@NonNull PlayQueueMessage event) {
if (playQueue.size() - playQueue.getIndex() < WINDOW_SIZE && !playQueue.isComplete()) {
playbackListener.block();
playQueue.fetch();
}
// why no pattern matching in Java =(
switch (event.type()) {
case INIT:
playbackListener.init();
case APPEND:
load();
break;
case SELECT:
select();
break;
case REMOVE:
final RemoveEvent removeEvent = (RemoveEvent) event;
remove(removeEvent.index());
break;
case SWAP:
final SwapEvent swapEvent = (SwapEvent) event;
swap(swapEvent.getFrom(), swapEvent.getTo());
break;
case NEXT:
break;
default:
break;
}
if (playQueueReactor != null) playQueueReactor.request(1);
}
@Override
public void onError(@NonNull Throwable e) {}
@Override
public void onComplete() {
dispose();
}
};
}
void dispose() {
if (loadingReactor != null) loadingReactor.cancel();
if (playQueueReactor != null) playQueueReactor.cancel();
if (disposables != null) disposables.dispose();
loadingReactor = null;
playQueueReactor = null;
disposables = null;
}
}

42
app/src/main/java/org/schabi/newpipe/player/VideoPlayer.java
View File

@ -201,26 +201,27 @@ public abstract class VideoPlayer extends BasePlayer implements SimpleExoPlayer.
simpleExoPlayer.setVideoListener(this);
}
// @SuppressWarnings("unchecked")
// public void handleIntent2(Intent intent) {
// super.handleIntent(intent);
// if (DEBUG) Log.d(TAG, "handleIntent() called with: intent = [" + intent + "]");
// if (intent == null) return;
//
// selectedIndexStream = intent.getIntExtra(INDEX_SEL_VIDEO_STREAM, -1);
//
// Serializable serializable = intent.getSerializableExtra(VIDEO_STREAMS_LIST);
//
// if (serializable instanceof ArrayList) videoStreamsList = (ArrayList<VideoStream>) serializable;
// if (serializable instanceof Vector) videoStreamsList = new ArrayList<>((List<VideoStream>) serializable);
//
// Serializable audioStream = intent.getSerializableExtra(VIDEO_ONLY_AUDIO_STREAM);
// if (audioStream != null) videoOnlyAudioStream = (AudioStream) audioStream;
//
// startedFromNewPipe = intent.getBooleanExtra(STARTED_FROM_NEWPIPE, true);
// play(true);
// }
@SuppressWarnings("unchecked")
public void handleIntent2(Intent intent) {
super.handleIntent(intent);
if (DEBUG) Log.d(TAG, "handleIntent() called with: intent = [" + intent + "]");
if (intent == null) return;
selectedIndexStream = intent.getIntExtra(INDEX_SEL_VIDEO_STREAM, -1);
Serializable serializable = intent.getSerializableExtra(VIDEO_STREAMS_LIST);
if (serializable instanceof ArrayList) videoStreamsList = (ArrayList<VideoStream>) serializable;
if (serializable instanceof Vector) videoStreamsList = new ArrayList<>((List<VideoStream>) serializable);
Serializable audioStream = intent.getSerializableExtra(VIDEO_ONLY_AUDIO_STREAM);
if (audioStream != null) videoOnlyAudioStream = (AudioStream) audioStream;
startedFromNewPipe = intent.getBooleanExtra(STARTED_FROM_NEWPIPE, true);
play(true);
}
public void handleIntent(Intent intent) {
if (intent == null) return;
@ -454,6 +455,9 @@ public abstract class VideoPlayer extends BasePlayer implements SimpleExoPlayer.
public void onUpdateProgress(int currentProgress, int duration, int bufferPercent) {
if (!isPrepared) return;
if (duration != playbackSeekBar.getMax()) {
playbackEndTime.setText(getTimeString(duration));
}
if (currentState != STATE_PAUSED) {
if (currentState != STATE_PAUSED_SEEK) playbackSeekBar.setProgress(currentProgress);
playbackCurrentTime.setText(getTimeString(currentProgress));

9
app/src/main/java/org/schabi/newpipe/playlist/ExternalPlayQueue.java
View File

@ -32,12 +32,15 @@ public class ExternalPlayQueue extends PlayQueue {
public ExternalPlayQueue(final String playlistUrl,
final PlayListInfo info,
final int nextPage,
final int currentPage,
final int index) {
super(index, extractPlaylistItems(info));
this.service = getService(info.service_id);
this.pageNumber = new AtomicInteger(nextPage);
this.isComplete = !info.hasNextPage;
this.pageNumber = new AtomicInteger(currentPage + 1);
this.playlistUrl = playlistUrl;
}
@ -54,6 +57,7 @@ public class ExternalPlayQueue extends PlayQueue {
@Override
public void fetch() {
if (isComplete) return;
if (fetchReactor != null && !fetchReactor.isDisposed()) return;
final Callable<PlayListInfo> task = new Callable<PlayListInfo>() {
@ -77,7 +81,6 @@ public class ExternalPlayQueue extends PlayQueue {
fetchReactor = Maybe.fromCallable(task)
.subscribeOn(Schedulers.io())
.observeOn(AndroidSchedulers.mainThread())
.onErrorComplete()
.subscribe(onSuccess);
}

4
app/src/main/java/org/schabi/newpipe/playlist/PlayQueue.java
View File

@ -45,7 +45,7 @@ public abstract class PlayQueue {
streams = Collections.synchronizedList(new ArrayList<PlayQueueItem>());
streams.addAll(startWith);
queueIndex = new AtomicInteger(index);
queueIndex = new AtomicInteger(97);
eventBroadcast = BehaviorSubject.create();
broadcastReceiver = eventBroadcast
@ -62,8 +62,6 @@ public abstract class PlayQueue {
// load partial queue in the background, does nothing if the queue is complete
public abstract void fetch();
// returns a Rx Future to the stream info of the play queue item at index
// may return an empty of the queue is incomplete
public abstract PlayQueueItem get(int index);
public void dispose() {

1
app/src/main/java/org/schabi/newpipe/playlist/PlayQueueItem.java
View File

@ -103,6 +103,7 @@ public class PlayQueueItem {
.observeOn(AndroidSchedulers.mainThread())
.doOnError(onError)
.doOnComplete(onComplete)
.retry(3)
.cache();
}