Extract PlayerManager interface in the Cast demo app
------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=215389291
This commit is contained in:
aquilescanta
Oliver Woodman
parent
a8b851ce34
commit
34c286682e
@ -0,0 +1,408 @@
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/*
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* Copyright (C) 2017 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.google.android.exoplayer2.castdemo;
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import android.content.Context;
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import android.net.Uri;
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import android.support.annotation.Nullable;
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import android.view.KeyEvent;
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import android.view.View;
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import com.google.android.exoplayer2.C;
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import com.google.android.exoplayer2.DefaultRenderersFactory;
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import com.google.android.exoplayer2.ExoPlayerFactory;
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import com.google.android.exoplayer2.Player;
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import com.google.android.exoplayer2.Player.DiscontinuityReason;
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import com.google.android.exoplayer2.Player.EventListener;
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import com.google.android.exoplayer2.Player.TimelineChangeReason;
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import com.google.android.exoplayer2.RenderersFactory;
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import com.google.android.exoplayer2.SimpleExoPlayer;
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import com.google.android.exoplayer2.Timeline;
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import com.google.android.exoplayer2.Timeline.Period;
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import com.google.android.exoplayer2.ext.cast.CastPlayer;
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import com.google.android.exoplayer2.ext.cast.MediaItem;
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import com.google.android.exoplayer2.ext.cast.RemotePlayer;
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import com.google.android.exoplayer2.source.ConcatenatingMediaSource;
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import com.google.android.exoplayer2.source.ExtractorMediaSource;
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import com.google.android.exoplayer2.source.MediaSource;
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import com.google.android.exoplayer2.source.dash.DashMediaSource;
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import com.google.android.exoplayer2.source.hls.HlsMediaSource;
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import com.google.android.exoplayer2.source.smoothstreaming.SsMediaSource;
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import com.google.android.exoplayer2.trackselection.DefaultTrackSelector;
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import com.google.android.exoplayer2.ui.PlayerControlView;
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import com.google.android.exoplayer2.ui.PlayerView;
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import com.google.android.exoplayer2.upstream.DefaultHttpDataSourceFactory;
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import com.google.android.gms.cast.MediaInfo;
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import com.google.android.gms.cast.MediaMetadata;
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import com.google.android.gms.cast.MediaQueueItem;
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import com.google.android.gms.cast.framework.CastContext;
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import java.util.ArrayList;
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/** Manages players and an internal media queue for the ExoPlayer/Cast demo app. */
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/* package */ class DefaultReceiverPlayerManager
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implements EventListener, RemotePlayer.SessionAvailabilityListener, PlayerManager {
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private static final String USER_AGENT = "ExoCastDemoPlayer";
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private static final DefaultHttpDataSourceFactory DATA_SOURCE_FACTORY =
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new DefaultHttpDataSourceFactory(USER_AGENT);
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private final PlayerView localPlayerView;
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private final PlayerControlView castControlView;
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private final SimpleExoPlayer exoPlayer;
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private final CastPlayer castPlayer;
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private final ArrayList<MediaItem> mediaQueue;
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private final QueuePositionListener queuePositionListener;
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private final ConcatenatingMediaSource concatenatingMediaSource;
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private boolean castMediaQueueCreationPending;
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private int currentItemIndex;
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private Player currentPlayer;
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/**
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* @param queuePositionListener A {@link QueuePositionListener} for queue position changes.
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* @param localPlayerView The {@link PlayerView} for local playback.
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* @param castControlView The {@link PlayerControlView} to control remote playback.
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* @param context A {@link Context}.
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* @param castContext The {@link CastContext}.
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*/
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public static DefaultReceiverPlayerManager createPlayerManager(
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QueuePositionListener queuePositionListener,
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PlayerView localPlayerView,
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PlayerControlView castControlView,
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Context context,
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CastContext castContext) {
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DefaultReceiverPlayerManager defaultReceiverPlayerManager =
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new DefaultReceiverPlayerManager(
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queuePositionListener, localPlayerView, castControlView, context, castContext);
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defaultReceiverPlayerManager.init();
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return defaultReceiverPlayerManager;
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}
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private DefaultReceiverPlayerManager(
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QueuePositionListener queuePositionListener,
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PlayerView localPlayerView,
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PlayerControlView castControlView,
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Context context,
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CastContext castContext) {
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this.queuePositionListener = queuePositionListener;
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this.localPlayerView = localPlayerView;
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this.castControlView = castControlView;
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mediaQueue = new ArrayList<>();
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currentItemIndex = C.INDEX_UNSET;
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concatenatingMediaSource = new ConcatenatingMediaSource();
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DefaultTrackSelector trackSelector = new DefaultTrackSelector();
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RenderersFactory renderersFactory = new DefaultRenderersFactory(context);
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exoPlayer = ExoPlayerFactory.newSimpleInstance(context, renderersFactory, trackSelector);
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exoPlayer.addListener(this);
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localPlayerView.setPlayer(exoPlayer);
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castPlayer = new CastPlayer(castContext);
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castPlayer.addListener(this);
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castPlayer.setSessionAvailabilityListener(this);
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castControlView.setPlayer(castPlayer);
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}
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// Queue manipulation methods.
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/**
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* Plays a specified queue item in the current player.
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*
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* @param itemIndex The index of the item to play.
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*/
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public void selectQueueItem(int itemIndex) {
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setCurrentItem(itemIndex, C.TIME_UNSET, true);
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}
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/**
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* Returns the index of the currently played item.
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*/
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public int getCurrentItemIndex() {
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return currentItemIndex;
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}
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/**
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* Appends {@code item} to the media queue.
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*
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* @param item The {@link MediaItem} to append.
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*/
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public void addItem(MediaItem item) {
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mediaQueue.add(item);
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concatenatingMediaSource.addMediaSource(buildMediaSource(item));
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if (currentPlayer == castPlayer) {
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castPlayer.addItems(buildMediaQueueItem(item));
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}
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}
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/**
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* Returns the size of the media queue.
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*/
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public int getMediaQueueSize() {
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return mediaQueue.size();
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}
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/**
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* Returns the item at the given index in the media queue.
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*
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* @param position The index of the item.
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* @return The item at the given index in the media queue.
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*/
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public MediaItem getItem(int position) {
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return mediaQueue.get(position);
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}
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/**
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* Removes the item at the given index from the media queue.
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*
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* @param itemIndex The index of the item to remove.
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* @return Whether the removal was successful.
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*/
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public boolean removeItem(int itemIndex) {
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concatenatingMediaSource.removeMediaSource(itemIndex);
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if (currentPlayer == castPlayer) {
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if (castPlayer.getPlaybackState() != Player.STATE_IDLE) {
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Timeline castTimeline = castPlayer.getCurrentTimeline();
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if (castTimeline.getPeriodCount() <= itemIndex) {
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return false;
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}
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castPlayer.removeItem((int) castTimeline.getPeriod(itemIndex, new Period()).id);
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}
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}
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mediaQueue.remove(itemIndex);
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if (itemIndex == currentItemIndex && itemIndex == mediaQueue.size()) {
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maybeSetCurrentItemAndNotify(C.INDEX_UNSET);
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} else if (itemIndex < currentItemIndex) {
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maybeSetCurrentItemAndNotify(currentItemIndex - 1);
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}
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return true;
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}
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/**
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* Moves an item within the queue.
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*
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* @param fromIndex The index of the item to move.
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* @param toIndex The target index of the item in the queue.
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* @return Whether the item move was successful.
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*/
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public boolean moveItem(int fromIndex, int toIndex) {
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// Player update.
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concatenatingMediaSource.moveMediaSource(fromIndex, toIndex);
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if (currentPlayer == castPlayer && castPlayer.getPlaybackState() != Player.STATE_IDLE) {
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Timeline castTimeline = castPlayer.getCurrentTimeline();
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int periodCount = castTimeline.getPeriodCount();
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if (periodCount <= fromIndex || periodCount <= toIndex) {
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return false;
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}
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int elementId = (int) castTimeline.getPeriod(fromIndex, new Period()).id;
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castPlayer.moveItem(elementId, toIndex);
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}
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mediaQueue.add(toIndex, mediaQueue.remove(fromIndex));
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// Index update.
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if (fromIndex == currentItemIndex) {
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maybeSetCurrentItemAndNotify(toIndex);
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} else if (fromIndex < currentItemIndex && toIndex >= currentItemIndex) {
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maybeSetCurrentItemAndNotify(currentItemIndex - 1);
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} else if (fromIndex > currentItemIndex && toIndex <= currentItemIndex) {
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maybeSetCurrentItemAndNotify(currentItemIndex + 1);
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}
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return true;
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}
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// Miscellaneous methods.
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/**
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* Dispatches a given {@link KeyEvent} to the corresponding view of the current player.
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*
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* @param event The {@link KeyEvent}.
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* @return Whether the event was handled by the target view.
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*/
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public boolean dispatchKeyEvent(KeyEvent event) {
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if (currentPlayer == exoPlayer) {
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return localPlayerView.dispatchKeyEvent(event);
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} else /* currentPlayer == castPlayer */ {
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return castControlView.dispatchKeyEvent(event);
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}
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}
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/**
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* Releases the manager and the players that it holds.
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*/
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public void release() {
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currentItemIndex = C.INDEX_UNSET;
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mediaQueue.clear();
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concatenatingMediaSource.clear();
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castPlayer.setSessionAvailabilityListener(null);
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castPlayer.release();
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localPlayerView.setPlayer(null);
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exoPlayer.release();
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}
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// Player.EventListener implementation.
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@Override
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public void onPlayerStateChanged(boolean playWhenReady, int playbackState) {
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updateCurrentItemIndex();
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}
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@Override
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public void onPositionDiscontinuity(@DiscontinuityReason int reason) {
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updateCurrentItemIndex();
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}
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@Override
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public void onTimelineChanged(
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Timeline timeline, @Nullable Object manifest, @TimelineChangeReason int reason) {
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updateCurrentItemIndex();
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if (timeline.isEmpty()) {
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castMediaQueueCreationPending = true;
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}
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}
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// CastPlayer.SessionAvailabilityListener implementation.
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@Override
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public void onCastSessionAvailable() {
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setCurrentPlayer(castPlayer);
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}
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@Override
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public void onCastSessionUnavailable() {
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setCurrentPlayer(exoPlayer);
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}
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// Internal methods.
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private void init() {
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setCurrentPlayer(castPlayer.isCastSessionAvailable() ? castPlayer : exoPlayer);
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}
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private void updateCurrentItemIndex() {
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int playbackState = currentPlayer.getPlaybackState();
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maybeSetCurrentItemAndNotify(
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playbackState != Player.STATE_IDLE && playbackState != Player.STATE_ENDED
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? currentPlayer.getCurrentWindowIndex() : C.INDEX_UNSET);
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}
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private void setCurrentPlayer(Player currentPlayer) {
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if (this.currentPlayer == currentPlayer) {
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return;
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}
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// View management.
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if (currentPlayer == exoPlayer) {
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localPlayerView.setVisibility(View.VISIBLE);
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castControlView.hide();
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} else /* currentPlayer == castPlayer */ {
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localPlayerView.setVisibility(View.GONE);
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castControlView.show();
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}
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// Player state management.
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long playbackPositionMs = C.TIME_UNSET;
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int windowIndex = C.INDEX_UNSET;
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boolean playWhenReady = false;
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if (this.currentPlayer != null) {
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int playbackState = this.currentPlayer.getPlaybackState();
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if (playbackState != Player.STATE_ENDED) {
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playbackPositionMs = this.currentPlayer.getCurrentPosition();
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playWhenReady = this.currentPlayer.getPlayWhenReady();
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windowIndex = this.currentPlayer.getCurrentWindowIndex();
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if (windowIndex != currentItemIndex) {
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playbackPositionMs = C.TIME_UNSET;
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windowIndex = currentItemIndex;
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}
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}
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this.currentPlayer.stop(true);
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} else {
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// This is the initial setup. No need to save any state.
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}
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this.currentPlayer = currentPlayer;
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// Media queue management.
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castMediaQueueCreationPending = currentPlayer == castPlayer;
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if (currentPlayer == exoPlayer) {
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exoPlayer.prepare(concatenatingMediaSource);
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}
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// Playback transition.
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if (windowIndex != C.INDEX_UNSET) {
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setCurrentItem(windowIndex, playbackPositionMs, playWhenReady);
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}
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}
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/**
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* Starts playback of the item at the given position.
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*
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* @param itemIndex The index of the item to play.
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* @param positionMs The position at which playback should start.
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* @param playWhenReady Whether the player should proceed when ready to do so.
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*/
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private void setCurrentItem(int itemIndex, long positionMs, boolean playWhenReady) {
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maybeSetCurrentItemAndNotify(itemIndex);
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if (castMediaQueueCreationPending) {
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MediaQueueItem[] items = new MediaQueueItem[mediaQueue.size()];
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for (int i = 0; i < items.length; i++) {
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items[i] = buildMediaQueueItem(mediaQueue.get(i));
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}
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castMediaQueueCreationPending = false;
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castPlayer.loadItems(items, itemIndex, positionMs, Player.REPEAT_MODE_OFF);
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} else {
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currentPlayer.seekTo(itemIndex, positionMs);
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currentPlayer.setPlayWhenReady(playWhenReady);
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}
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}
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private void maybeSetCurrentItemAndNotify(int currentItemIndex) {
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if (this.currentItemIndex != currentItemIndex) {
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int oldIndex = this.currentItemIndex;
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this.currentItemIndex = currentItemIndex;
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queuePositionListener.onQueuePositionChanged(oldIndex, currentItemIndex);
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}
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}
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private static MediaSource buildMediaSource(MediaItem item) {
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Uri uri = item.media.uri;
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switch (item.mimeType) {
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case DemoUtil.MIME_TYPE_SS:
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return new SsMediaSource.Factory(DATA_SOURCE_FACTORY).createMediaSource(uri);
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case DemoUtil.MIME_TYPE_DASH:
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return new DashMediaSource.Factory(DATA_SOURCE_FACTORY).createMediaSource(uri);
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case DemoUtil.MIME_TYPE_HLS:
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return new HlsMediaSource.Factory(DATA_SOURCE_FACTORY).createMediaSource(uri);
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case DemoUtil.MIME_TYPE_VIDEO_MP4:
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return new ExtractorMediaSource.Factory(DATA_SOURCE_FACTORY).createMediaSource(uri);
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default: {
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throw new IllegalStateException("Unsupported type: " + item.mimeType);
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}
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}
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}
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private static MediaQueueItem buildMediaQueueItem(MediaItem item) {
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MediaMetadata movieMetadata = new MediaMetadata(MediaMetadata.MEDIA_TYPE_MOVIE);
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movieMetadata.putString(MediaMetadata.KEY_TITLE, item.title);
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MediaInfo mediaInfo =
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new MediaInfo.Builder(item.media.uri.toString())
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.setStreamType(MediaInfo.STREAM_TYPE_BUFFERED)
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.setContentType(item.mimeType)
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.setMetadata(movieMetadata)
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.build();
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return new MediaQueueItem.Builder(mediaInfo).build();
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}
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}
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@ -39,6 +39,7 @@ import com.google.android.exoplayer2.SimpleExoPlayer;
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import com.google.android.exoplayer2.ext.cast.MediaItem;
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import com.google.android.exoplayer2.ui.PlayerControlView;
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import com.google.android.exoplayer2.ui.PlayerView;
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import com.google.android.gms.cast.CastMediaControlIntent;
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import com.google.android.gms.cast.framework.CastButtonFactory;
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import com.google.android.gms.cast.framework.CastContext;
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@ -92,13 +93,20 @@ public class MainActivity extends AppCompatActivity
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@Override
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public void onResume() {
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super.onResume();
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String applicationId = castContext.getCastOptions().getReceiverApplicationId();
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switch (applicationId) {
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case CastMediaControlIntent.DEFAULT_MEDIA_RECEIVER_APPLICATION_ID:
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playerManager =
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PlayerManager.createPlayerManager(
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DefaultReceiverPlayerManager.createPlayerManager(
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/* queuePositionListener= */ this,
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localPlayerView,
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castControlView,
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/* context= */ this,
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castContext);
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break;
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default:
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throw new IllegalStateException("Illegal receiver app id: " + applicationId);
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}
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mediaQueueList.setAdapter(mediaQueueListAdapter);
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}
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@ -108,6 +116,7 @@ public class MainActivity extends AppCompatActivity
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mediaQueueListAdapter.notifyItemRangeRemoved(0, mediaQueueListAdapter.getItemCount());
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mediaQueueList.setAdapter(null);
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playerManager.release();
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playerManager = null;
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}
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// Activity input.
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@ -1,5 +1,5 @@
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/*
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* Copyright (C) 2017 The Android Open Source Project
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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@ -15,49 +15,15 @@
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*/
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package com.google.android.exoplayer2.castdemo;
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import android.content.Context;
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import android.net.Uri;
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import android.support.annotation.Nullable;
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import android.view.KeyEvent;
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import android.view.View;
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import com.google.android.exoplayer2.C;
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import com.google.android.exoplayer2.DefaultRenderersFactory;
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import com.google.android.exoplayer2.ExoPlayerFactory;
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import com.google.android.exoplayer2.Player;
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import com.google.android.exoplayer2.Player.DiscontinuityReason;
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import com.google.android.exoplayer2.Player.EventListener;
|
||||
import com.google.android.exoplayer2.Player.TimelineChangeReason;
|
||||
import com.google.android.exoplayer2.RenderersFactory;
|
||||
import com.google.android.exoplayer2.SimpleExoPlayer;
|
||||
import com.google.android.exoplayer2.Timeline;
|
||||
import com.google.android.exoplayer2.Timeline.Period;
|
||||
import com.google.android.exoplayer2.ext.cast.CastPlayer;
|
||||
import com.google.android.exoplayer2.ext.cast.MediaItem;
|
||||
import com.google.android.exoplayer2.ext.cast.RemotePlayer;
|
||||
import com.google.android.exoplayer2.source.ConcatenatingMediaSource;
|
||||
import com.google.android.exoplayer2.source.ExtractorMediaSource;
|
||||
import com.google.android.exoplayer2.source.MediaSource;
|
||||
import com.google.android.exoplayer2.source.dash.DashMediaSource;
|
||||
import com.google.android.exoplayer2.source.hls.HlsMediaSource;
|
||||
import com.google.android.exoplayer2.source.smoothstreaming.SsMediaSource;
|
||||
import com.google.android.exoplayer2.trackselection.DefaultTrackSelector;
|
||||
import com.google.android.exoplayer2.ui.PlayerControlView;
|
||||
import com.google.android.exoplayer2.ui.PlayerView;
|
||||
import com.google.android.exoplayer2.upstream.DefaultHttpDataSourceFactory;
|
||||
import com.google.android.gms.cast.MediaInfo;
|
||||
import com.google.android.gms.cast.MediaMetadata;
|
||||
import com.google.android.gms.cast.MediaQueueItem;
|
||||
import com.google.android.gms.cast.framework.CastContext;
|
||||
import java.util.ArrayList;
|
||||
|
||||
/** Manages players and an internal media queue for the ExoPlayer/Cast demo app. */
|
||||
/* package */ final class PlayerManager
|
||||
implements EventListener, RemotePlayer.SessionAvailabilityListener {
|
||||
/** Manages the players in the Cast demo app. */
|
||||
interface PlayerManager {
|
||||
|
||||
/**
|
||||
* Listener for changes in the media queue playback position.
|
||||
*/
|
||||
public interface QueuePositionListener {
|
||||
/** Listener for changes in the media queue playback position. */
|
||||
interface QueuePositionListener {
|
||||
|
||||
/**
|
||||
* Called when the currently played item of the media queue changes.
|
||||
@ -66,355 +32,33 @@ import java.util.ArrayList;
|
||||
|
||||
}
|
||||
|
||||
private static final String USER_AGENT = "ExoCastDemoPlayer";
|
||||
private static final DefaultHttpDataSourceFactory DATA_SOURCE_FACTORY =
|
||||
new DefaultHttpDataSourceFactory(USER_AGENT);
|
||||
/** Redirects the given {@code keyEvent} to the active player. */
|
||||
boolean dispatchKeyEvent(KeyEvent keyEvent);
|
||||
|
||||
private final PlayerView localPlayerView;
|
||||
private final PlayerControlView castControlView;
|
||||
private final SimpleExoPlayer exoPlayer;
|
||||
private final CastPlayer castPlayer;
|
||||
private final ArrayList<MediaItem> mediaQueue;
|
||||
private final QueuePositionListener queuePositionListener;
|
||||
private final ConcatenatingMediaSource concatenatingMediaSource;
|
||||
/** Appends the given {@link MediaItem} to the media queue. */
|
||||
void addItem(MediaItem mediaItem);
|
||||
|
||||
private boolean castMediaQueueCreationPending;
|
||||
private int currentItemIndex;
|
||||
private Player currentPlayer;
|
||||
/** Returns the number of items in the media queue. */
|
||||
int getMediaQueueSize();
|
||||
|
||||
/** Selects the item at the given position for playback. */
|
||||
void selectQueueItem(int position);
|
||||
|
||||
/**
|
||||
* @param queuePositionListener A {@link QueuePositionListener} for queue position changes.
|
||||
* @param localPlayerView The {@link PlayerView} for local playback.
|
||||
* @param castControlView The {@link PlayerControlView} to control remote playback.
|
||||
* @param context A {@link Context}.
|
||||
* @param castContext The {@link CastContext}.
|
||||
* Returns the position of the item currently being played, or {@link C#INDEX_UNSET} if no item is
|
||||
* being played.
|
||||
*/
|
||||
public static PlayerManager createPlayerManager(
|
||||
QueuePositionListener queuePositionListener,
|
||||
PlayerView localPlayerView,
|
||||
PlayerControlView castControlView,
|
||||
Context context,
|
||||
CastContext castContext) {
|
||||
PlayerManager playerManager =
|
||||
new PlayerManager(
|
||||
queuePositionListener, localPlayerView, castControlView, context, castContext);
|
||||
playerManager.init();
|
||||
return playerManager;
|
||||
}
|
||||
int getCurrentItemIndex();
|
||||
|
||||
private PlayerManager(
|
||||
QueuePositionListener queuePositionListener,
|
||||
PlayerView localPlayerView,
|
||||
PlayerControlView castControlView,
|
||||
Context context,
|
||||
CastContext castContext) {
|
||||
this.queuePositionListener = queuePositionListener;
|
||||
this.localPlayerView = localPlayerView;
|
||||
this.castControlView = castControlView;
|
||||
mediaQueue = new ArrayList<>();
|
||||
currentItemIndex = C.INDEX_UNSET;
|
||||
concatenatingMediaSource = new ConcatenatingMediaSource();
|
||||
/** Returns the {@link MediaItem} at the given {@code position}. */
|
||||
MediaItem getItem(int position);
|
||||
|
||||
DefaultTrackSelector trackSelector = new DefaultTrackSelector();
|
||||
RenderersFactory renderersFactory = new DefaultRenderersFactory(context);
|
||||
exoPlayer = ExoPlayerFactory.newSimpleInstance(context, renderersFactory, trackSelector);
|
||||
exoPlayer.addListener(this);
|
||||
localPlayerView.setPlayer(exoPlayer);
|
||||
/** Moves the item at position {@code from} to position {@code to}. */
|
||||
boolean moveItem(int from, int to);
|
||||
|
||||
castPlayer = new CastPlayer(castContext);
|
||||
castPlayer.addListener(this);
|
||||
castPlayer.setSessionAvailabilityListener(this);
|
||||
castControlView.setPlayer(castPlayer);
|
||||
}
|
||||
|
||||
// Queue manipulation methods.
|
||||
|
||||
/**
|
||||
* Plays a specified queue item in the current player.
|
||||
*
|
||||
* @param itemIndex The index of the item to play.
|
||||
*/
|
||||
public void selectQueueItem(int itemIndex) {
|
||||
setCurrentItem(itemIndex, C.TIME_UNSET, true);
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the index of the currently played item.
|
||||
*/
|
||||
public int getCurrentItemIndex() {
|
||||
return currentItemIndex;
|
||||
}
|
||||
|
||||
/**
|
||||
* Appends {@code item} to the media queue.
|
||||
*
|
||||
* @param item The {@link MediaItem} to append.
|
||||
*/
|
||||
public void addItem(MediaItem item) {
|
||||
mediaQueue.add(item);
|
||||
concatenatingMediaSource.addMediaSource(buildMediaSource(item));
|
||||
if (currentPlayer == castPlayer) {
|
||||
castPlayer.addItems(buildMediaQueueItem(item));
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the size of the media queue.
|
||||
*/
|
||||
public int getMediaQueueSize() {
|
||||
return mediaQueue.size();
|
||||
}
|
||||
|
||||
/**
|
||||
* Returns the item at the given index in the media queue.
|
||||
*
|
||||
* @param position The index of the item.
|
||||
* @return The item at the given index in the media queue.
|
||||
*/
|
||||
public MediaItem getItem(int position) {
|
||||
return mediaQueue.get(position);
|
||||
}
|
||||
|
||||
/**
|
||||
* Removes the item at the given index from the media queue.
|
||||
*
|
||||
* @param itemIndex The index of the item to remove.
|
||||
* @return Whether the removal was successful.
|
||||
*/
|
||||
public boolean removeItem(int itemIndex) {
|
||||
concatenatingMediaSource.removeMediaSource(itemIndex);
|
||||
if (currentPlayer == castPlayer) {
|
||||
if (castPlayer.getPlaybackState() != Player.STATE_IDLE) {
|
||||
Timeline castTimeline = castPlayer.getCurrentTimeline();
|
||||
if (castTimeline.getPeriodCount() <= itemIndex) {
|
||||
return false;
|
||||
}
|
||||
castPlayer.removeItem((int) castTimeline.getPeriod(itemIndex, new Period()).id);
|
||||
}
|
||||
}
|
||||
mediaQueue.remove(itemIndex);
|
||||
if (itemIndex == currentItemIndex && itemIndex == mediaQueue.size()) {
|
||||
maybeSetCurrentItemAndNotify(C.INDEX_UNSET);
|
||||
} else if (itemIndex < currentItemIndex) {
|
||||
maybeSetCurrentItemAndNotify(currentItemIndex - 1);
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Moves an item within the queue.
|
||||
*
|
||||
* @param fromIndex The index of the item to move.
|
||||
* @param toIndex The target index of the item in the queue.
|
||||
* @return Whether the item move was successful.
|
||||
*/
|
||||
public boolean moveItem(int fromIndex, int toIndex) {
|
||||
// Player update.
|
||||
concatenatingMediaSource.moveMediaSource(fromIndex, toIndex);
|
||||
if (currentPlayer == castPlayer && castPlayer.getPlaybackState() != Player.STATE_IDLE) {
|
||||
Timeline castTimeline = castPlayer.getCurrentTimeline();
|
||||
int periodCount = castTimeline.getPeriodCount();
|
||||
if (periodCount <= fromIndex || periodCount <= toIndex) {
|
||||
return false;
|
||||
}
|
||||
int elementId = (int) castTimeline.getPeriod(fromIndex, new Period()).id;
|
||||
castPlayer.moveItem(elementId, toIndex);
|
||||
}
|
||||
|
||||
mediaQueue.add(toIndex, mediaQueue.remove(fromIndex));
|
||||
|
||||
// Index update.
|
||||
if (fromIndex == currentItemIndex) {
|
||||
maybeSetCurrentItemAndNotify(toIndex);
|
||||
} else if (fromIndex < currentItemIndex && toIndex >= currentItemIndex) {
|
||||
maybeSetCurrentItemAndNotify(currentItemIndex - 1);
|
||||
} else if (fromIndex > currentItemIndex && toIndex <= currentItemIndex) {
|
||||
maybeSetCurrentItemAndNotify(currentItemIndex + 1);
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
// Miscellaneous methods.
|
||||
|
||||
/**
|
||||
* Dispatches a given {@link KeyEvent} to the corresponding view of the current player.
|
||||
*
|
||||
* @param event The {@link KeyEvent}.
|
||||
* @return Whether the event was handled by the target view.
|
||||
*/
|
||||
public boolean dispatchKeyEvent(KeyEvent event) {
|
||||
if (currentPlayer == exoPlayer) {
|
||||
return localPlayerView.dispatchKeyEvent(event);
|
||||
} else /* currentPlayer == castPlayer */ {
|
||||
return castControlView.dispatchKeyEvent(event);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Releases the manager and the players that it holds.
|
||||
*/
|
||||
public void release() {
|
||||
currentItemIndex = C.INDEX_UNSET;
|
||||
mediaQueue.clear();
|
||||
concatenatingMediaSource.clear();
|
||||
castPlayer.setSessionAvailabilityListener(null);
|
||||
castPlayer.release();
|
||||
localPlayerView.setPlayer(null);
|
||||
exoPlayer.release();
|
||||
}
|
||||
|
||||
// Player.EventListener implementation.
|
||||
|
||||
@Override
|
||||
public void onPlayerStateChanged(boolean playWhenReady, int playbackState) {
|
||||
updateCurrentItemIndex();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onPositionDiscontinuity(@DiscontinuityReason int reason) {
|
||||
updateCurrentItemIndex();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onTimelineChanged(
|
||||
Timeline timeline, @Nullable Object manifest, @TimelineChangeReason int reason) {
|
||||
updateCurrentItemIndex();
|
||||
if (timeline.isEmpty()) {
|
||||
castMediaQueueCreationPending = true;
|
||||
}
|
||||
}
|
||||
|
||||
// CastPlayer.SessionAvailabilityListener implementation.
|
||||
|
||||
@Override
|
||||
public void onCastSessionAvailable() {
|
||||
setCurrentPlayer(castPlayer);
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onCastSessionUnavailable() {
|
||||
setCurrentPlayer(exoPlayer);
|
||||
}
|
||||
|
||||
// Internal methods.
|
||||
|
||||
private void init() {
|
||||
setCurrentPlayer(castPlayer.isCastSessionAvailable() ? castPlayer : exoPlayer);
|
||||
}
|
||||
|
||||
private void updateCurrentItemIndex() {
|
||||
int playbackState = currentPlayer.getPlaybackState();
|
||||
maybeSetCurrentItemAndNotify(
|
||||
playbackState != Player.STATE_IDLE && playbackState != Player.STATE_ENDED
|
||||
? currentPlayer.getCurrentWindowIndex() : C.INDEX_UNSET);
|
||||
}
|
||||
|
||||
private void setCurrentPlayer(Player currentPlayer) {
|
||||
if (this.currentPlayer == currentPlayer) {
|
||||
return;
|
||||
}
|
||||
|
||||
// View management.
|
||||
if (currentPlayer == exoPlayer) {
|
||||
localPlayerView.setVisibility(View.VISIBLE);
|
||||
castControlView.hide();
|
||||
} else /* currentPlayer == castPlayer */ {
|
||||
localPlayerView.setVisibility(View.GONE);
|
||||
castControlView.show();
|
||||
}
|
||||
|
||||
// Player state management.
|
||||
long playbackPositionMs = C.TIME_UNSET;
|
||||
int windowIndex = C.INDEX_UNSET;
|
||||
boolean playWhenReady = false;
|
||||
if (this.currentPlayer != null) {
|
||||
int playbackState = this.currentPlayer.getPlaybackState();
|
||||
if (playbackState != Player.STATE_ENDED) {
|
||||
playbackPositionMs = this.currentPlayer.getCurrentPosition();
|
||||
playWhenReady = this.currentPlayer.getPlayWhenReady();
|
||||
windowIndex = this.currentPlayer.getCurrentWindowIndex();
|
||||
if (windowIndex != currentItemIndex) {
|
||||
playbackPositionMs = C.TIME_UNSET;
|
||||
windowIndex = currentItemIndex;
|
||||
}
|
||||
}
|
||||
this.currentPlayer.stop(true);
|
||||
} else {
|
||||
// This is the initial setup. No need to save any state.
|
||||
}
|
||||
|
||||
this.currentPlayer = currentPlayer;
|
||||
|
||||
// Media queue management.
|
||||
castMediaQueueCreationPending = currentPlayer == castPlayer;
|
||||
if (currentPlayer == exoPlayer) {
|
||||
exoPlayer.prepare(concatenatingMediaSource);
|
||||
}
|
||||
|
||||
// Playback transition.
|
||||
if (windowIndex != C.INDEX_UNSET) {
|
||||
setCurrentItem(windowIndex, playbackPositionMs, playWhenReady);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Starts playback of the item at the given position.
|
||||
*
|
||||
* @param itemIndex The index of the item to play.
|
||||
* @param positionMs The position at which playback should start.
|
||||
* @param playWhenReady Whether the player should proceed when ready to do so.
|
||||
*/
|
||||
private void setCurrentItem(int itemIndex, long positionMs, boolean playWhenReady) {
|
||||
maybeSetCurrentItemAndNotify(itemIndex);
|
||||
if (castMediaQueueCreationPending) {
|
||||
MediaQueueItem[] items = new MediaQueueItem[mediaQueue.size()];
|
||||
for (int i = 0; i < items.length; i++) {
|
||||
items[i] = buildMediaQueueItem(mediaQueue.get(i));
|
||||
}
|
||||
castMediaQueueCreationPending = false;
|
||||
castPlayer.loadItems(items, itemIndex, positionMs, Player.REPEAT_MODE_OFF);
|
||||
} else {
|
||||
currentPlayer.seekTo(itemIndex, positionMs);
|
||||
currentPlayer.setPlayWhenReady(playWhenReady);
|
||||
}
|
||||
}
|
||||
|
||||
private void maybeSetCurrentItemAndNotify(int currentItemIndex) {
|
||||
if (this.currentItemIndex != currentItemIndex) {
|
||||
int oldIndex = this.currentItemIndex;
|
||||
this.currentItemIndex = currentItemIndex;
|
||||
queuePositionListener.onQueuePositionChanged(oldIndex, currentItemIndex);
|
||||
}
|
||||
}
|
||||
|
||||
private static MediaSource buildMediaSource(MediaItem item) {
|
||||
Uri uri = item.media.uri;
|
||||
switch (item.mimeType) {
|
||||
case DemoUtil.MIME_TYPE_SS:
|
||||
return new SsMediaSource.Factory(DATA_SOURCE_FACTORY).createMediaSource(uri);
|
||||
case DemoUtil.MIME_TYPE_DASH:
|
||||
return new DashMediaSource.Factory(DATA_SOURCE_FACTORY).createMediaSource(uri);
|
||||
case DemoUtil.MIME_TYPE_HLS:
|
||||
return new HlsMediaSource.Factory(DATA_SOURCE_FACTORY).createMediaSource(uri);
|
||||
case DemoUtil.MIME_TYPE_VIDEO_MP4:
|
||||
return new ExtractorMediaSource.Factory(DATA_SOURCE_FACTORY).createMediaSource(uri);
|
||||
default: {
|
||||
throw new IllegalStateException("Unsupported type: " + item.mimeType);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private static MediaQueueItem buildMediaQueueItem(MediaItem item) {
|
||||
MediaMetadata movieMetadata = new MediaMetadata(MediaMetadata.MEDIA_TYPE_MOVIE);
|
||||
movieMetadata.putString(MediaMetadata.KEY_TITLE, item.title);
|
||||
MediaInfo mediaInfo =
|
||||
new MediaInfo.Builder(item.media.uri.toString())
|
||||
.setStreamType(MediaInfo.STREAM_TYPE_BUFFERED)
|
||||
.setContentType(item.mimeType)
|
||||
.setMetadata(movieMetadata)
|
||||
.build();
|
||||
return new MediaQueueItem.Builder(mediaInfo).build();
|
||||
}
|
||||
/** Removes the item at position {@code index}. */
|
||||
boolean removeItem(int index);
|
||||
|
||||
/** Releases any acquired resources. */
|
||||
void release();
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user