631 lines
21 KiB
C#
631 lines
21 KiB
C#
using MediaBrowser.Common.Net;
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using MediaBrowser.Controller;
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using MediaBrowser.Controller.Dlna;
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using MediaBrowser.Controller.Drawing;
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using MediaBrowser.Controller.Dto;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Entities.Audio;
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using MediaBrowser.Controller.Library;
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using MediaBrowser.Controller.Persistence;
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using MediaBrowser.Controller.Session;
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using MediaBrowser.Dlna.Didl;
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using MediaBrowser.Model.Dlna;
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using MediaBrowser.Model.Dto;
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using MediaBrowser.Model.Entities;
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using MediaBrowser.Model.Logging;
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using MediaBrowser.Model.Session;
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using System;
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using System.Collections.Generic;
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using System.Globalization;
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using System.Linq;
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using System.Threading;
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using System.Threading.Tasks;
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namespace MediaBrowser.Dlna.PlayTo
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{
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public class PlayToController : ISessionController, IDisposable
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{
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private Device _device;
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private readonly SessionInfo _session;
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private readonly ISessionManager _sessionManager;
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private readonly IItemRepository _itemRepository;
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private readonly ILibraryManager _libraryManager;
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private readonly INetworkManager _networkManager;
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private readonly ILogger _logger;
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private readonly IDlnaManager _dlnaManager;
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private readonly IUserManager _userManager;
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private readonly IServerApplicationHost _appHost;
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private readonly IDtoService _dtoService;
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private readonly IImageProcessor _imageProcessor;
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public bool SupportsMediaRemoteControl
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{
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get { return true; }
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}
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public bool IsSessionActive
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{
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get
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{
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if (_device == null || _device.UpdateTime == default(DateTime))
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return false;
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return DateTime.UtcNow <= _device.UpdateTime.AddSeconds(30);
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}
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}
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public PlayToController(SessionInfo session, ISessionManager sessionManager, IItemRepository itemRepository, ILibraryManager libraryManager, ILogger logger, INetworkManager networkManager, IDlnaManager dlnaManager, IUserManager userManager, IServerApplicationHost appHost, IDtoService dtoService, IImageProcessor imageProcessor)
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{
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_session = session;
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_itemRepository = itemRepository;
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_sessionManager = sessionManager;
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_libraryManager = libraryManager;
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_networkManager = networkManager;
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_dlnaManager = dlnaManager;
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_userManager = userManager;
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_appHost = appHost;
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_dtoService = dtoService;
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_imageProcessor = imageProcessor;
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_logger = logger;
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}
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public void Init(Device device)
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{
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_device = device;
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_device.PlaybackStart += _device_PlaybackStart;
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_device.PlaybackProgress += _device_PlaybackProgress;
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_device.PlaybackStopped += _device_PlaybackStopped;
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_device.Start();
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_updateTimer = new Timer(updateTimer_Elapsed, null, 30000, 30000);
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}
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async void _device_PlaybackStopped(object sender, PlaybackStoppedEventArgs e)
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{
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try
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{
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await _sessionManager.OnPlaybackStopped(new PlaybackStopInfo
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{
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ItemId = e.MediaInfo.Id,
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SessionId = _session.Id,
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PositionTicks = _device.Position.Ticks
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}).ConfigureAwait(false);
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error reporting progress", ex);
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}
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await SetNext().ConfigureAwait(false);
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}
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async void _device_PlaybackStart(object sender, PlaybackStartEventArgs e)
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{
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var playlistItem = Playlist.FirstOrDefault(p => p.PlayState == 1);
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if (playlistItem != null)
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{
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var streamInfo = playlistItem.StreamInfo;
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var info = GetProgressInfo(streamInfo, e.MediaInfo);
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try
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{
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await _sessionManager.OnPlaybackStart(info).ConfigureAwait(false);
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error reporting progress", ex);
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}
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}
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}
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async void _device_PlaybackProgress(object sender, PlaybackProgressEventArgs e)
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{
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var playlistItem = Playlist.FirstOrDefault(p => p.PlayState == 1);
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if (playlistItem != null)
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{
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var streamInfo = playlistItem.StreamInfo;
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var info = GetProgressInfo(streamInfo, e.MediaInfo);
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try
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{
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await _sessionManager.OnPlaybackProgress(info).ConfigureAwait(false);
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error reporting progress", ex);
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}
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}
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}
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private PlaybackStartInfo GetProgressInfo(StreamInfo streamInfo, uBaseObject mediaInfo)
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{
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var ticks = _device.Position.Ticks;
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if (!streamInfo.IsDirectStream)
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{
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ticks += streamInfo.StartPositionTicks;
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}
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return new PlaybackStartInfo
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{
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ItemId = mediaInfo.Id,
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SessionId = _session.Id,
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PositionTicks = ticks,
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IsMuted = _device.IsMuted,
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IsPaused = _device.IsPaused,
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MediaSourceId = streamInfo.MediaSourceId,
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AudioStreamIndex = streamInfo.AudioStreamIndex,
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SubtitleStreamIndex = streamInfo.SubtitleStreamIndex,
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VolumeLevel = _device.Volume,
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CanSeek = streamInfo.RunTimeTicks.HasValue,
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PlayMethod = streamInfo.IsDirectStream ? PlayMethod.DirectStream : PlayMethod.Transcode,
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QueueableMediaTypes = new List<string> { mediaInfo.MediaType }
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};
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}
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#region Device EventHandlers & Update Timer
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Timer _updateTimer;
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/// <summary>
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/// Handles the Elapsed event of the updateTimer control.
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/// </summary>
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/// <param name="state">The state.</param>
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private async void updateTimer_Elapsed(object state)
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{
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if (!IsSessionActive)
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{
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_updateTimer.Change(Timeout.Infinite, Timeout.Infinite);
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try
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{
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// Session is inactive, mark it for Disposal and don't start the elapsed timer.
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await _sessionManager.ReportSessionEnded(_session.Id);
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}
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catch (Exception ex)
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{
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_logger.ErrorException("Error in ReportSessionEnded", ex);
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}
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}
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}
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#endregion
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#region SendCommands
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public async Task SendPlayCommand(PlayRequest command, CancellationToken cancellationToken)
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{
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_logger.Debug("{0} - Received PlayRequest: {1}", this._session.DeviceName, command.PlayCommand);
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var items = new List<BaseItem>();
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foreach (string id in command.ItemIds)
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{
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AddItemFromId(Guid.Parse(id), items);
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}
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var playlist = new List<PlaylistItem>();
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var isFirst = true;
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var serverAddress = GetServerAddress();
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foreach (var item in items)
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{
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if (isFirst && command.StartPositionTicks.HasValue)
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{
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playlist.Add(CreatePlaylistItem(item, command.StartPositionTicks.Value, serverAddress));
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isFirst = false;
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}
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else
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{
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playlist.Add(CreatePlaylistItem(item, 0, serverAddress));
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}
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}
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_logger.Debug("{0} - Playlist created", _session.DeviceName);
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if (command.PlayCommand == PlayCommand.PlayLast)
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{
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Playlist.AddRange(playlist);
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}
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if (command.PlayCommand == PlayCommand.PlayNext)
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{
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Playlist.AddRange(playlist);
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}
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_logger.Debug("{0} - Playing {1} items", _session.DeviceName, playlist.Count);
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if (!string.IsNullOrWhiteSpace(command.ControllingUserId))
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{
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var userId = new Guid(command.ControllingUserId);
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var user = _userManager.GetUserById(userId);
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await _sessionManager.LogSessionActivity(_session.Client, _session.ApplicationVersion, _session.DeviceId,
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_session.DeviceName, _session.RemoteEndPoint, user).ConfigureAwait(false);
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}
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await PlayItems(playlist).ConfigureAwait(false);
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}
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public Task SendPlaystateCommand(PlaystateRequest command, CancellationToken cancellationToken)
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{
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switch (command.Command)
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{
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case PlaystateCommand.Stop:
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Playlist.Clear();
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return _device.SetStop();
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case PlaystateCommand.Pause:
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return _device.SetPause();
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case PlaystateCommand.Unpause:
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return _device.SetPlay();
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case PlaystateCommand.Seek:
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//var playlistItem = Playlist.FirstOrDefault(p => p.PlayState == 1);
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//if (playlistItem != null && playlistItem.Transcode && _currentItem != null)
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//{
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// var newItem = CreatePlaylistItem(_currentItem, command.SeekPositionTicks ?? 0, GetServerAddress());
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// playlistItem.StartPositionTicks = newItem.StartPositionTicks;
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// playlistItem.StreamUrl = newItem.StreamUrl;
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// playlistItem.Didl = newItem.Didl;
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// return _device.SetAvTransport(playlistItem.StreamUrl, GetDlnaHeaders(playlistItem), playlistItem.Didl);
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//}
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return _device.Seek(TimeSpan.FromTicks(command.SeekPositionTicks ?? 0));
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case PlaystateCommand.NextTrack:
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return SetNext();
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case PlaystateCommand.PreviousTrack:
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return SetPrevious();
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}
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return Task.FromResult(true);
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}
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public Task SendUserDataChangeInfo(UserDataChangeInfo info, CancellationToken cancellationToken)
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{
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return Task.FromResult(true);
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}
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public Task SendRestartRequiredNotification(CancellationToken cancellationToken)
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{
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return Task.FromResult(true);
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}
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public Task SendServerRestartNotification(CancellationToken cancellationToken)
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{
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return Task.FromResult(true);
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}
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public Task SendSessionEndedNotification(SessionInfoDto sessionInfo, CancellationToken cancellationToken)
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{
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return Task.FromResult(true);
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}
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public Task SendPlaybackStartNotification(SessionInfoDto sessionInfo, CancellationToken cancellationToken)
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{
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return Task.FromResult(true);
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}
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public Task SendPlaybackStoppedNotification(SessionInfoDto sessionInfo, CancellationToken cancellationToken)
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{
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return Task.FromResult(true);
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}
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public Task SendServerShutdownNotification(CancellationToken cancellationToken)
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{
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return Task.FromResult(true);
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}
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public Task SendLibraryUpdateInfo(LibraryUpdateInfo info, CancellationToken cancellationToken)
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{
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return Task.FromResult(true);
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}
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public Task SendMessageCommand(MessageCommand command, CancellationToken cancellationToken)
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{
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return Task.FromResult(true);
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}
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#endregion
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#region Playlist
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private readonly List<PlaylistItem> _playlist = new List<PlaylistItem>();
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private List<PlaylistItem> Playlist
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{
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get
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{
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return _playlist;
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}
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}
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private void AddItemFromId(Guid id, List<BaseItem> list)
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{
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var item = _libraryManager.GetItemById(id);
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if (item.IsFolder)
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{
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foreach (var childId in _itemRepository.GetChildren(item.Id))
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{
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AddItemFromId(childId, list);
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}
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}
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else
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{
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if (item.MediaType == MediaType.Audio || item.MediaType == MediaType.Video)
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{
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list.Add(item);
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}
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}
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}
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private string GetServerAddress()
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{
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return string.Format("{0}://{1}:{2}/mediabrowser",
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"http",
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_networkManager.GetLocalIpAddresses().FirstOrDefault() ?? "localhost",
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_appHost.HttpServerPort
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);
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}
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private PlaylistItem CreatePlaylistItem(BaseItem item, long startPostionTicks, string serverAddress)
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{
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var deviceInfo = _device.Properties;
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var profile = _dlnaManager.GetProfile(deviceInfo.ToDeviceIdentification()) ??
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_dlnaManager.GetDefaultProfile();
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var mediaSources = item is Audio || item is Video
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? _dtoService.GetMediaSources(item)
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: new List<MediaSourceInfo>();
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var playlistItem = GetPlaylistItem(item, mediaSources, profile, _session.DeviceId);
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playlistItem.StreamInfo.StartPositionTicks = startPostionTicks;
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playlistItem.StreamUrl = playlistItem.StreamInfo.ToUrl(serverAddress);
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var itemXml =
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new DidlBuilder(profile, _imageProcessor, serverAddress, _dtoService).GetItemDidl(item, _session.DeviceId,
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new Filter());
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playlistItem.Didl = itemXml;
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return playlistItem;
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}
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private string GetDlnaHeaders(PlaylistItem item)
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{
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var profile = item.Profile;
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var streamInfo = item.StreamInfo;
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if (streamInfo.MediaType == DlnaProfileType.Audio)
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{
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return new ContentFeatureBuilder(profile)
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.BuildAudioHeader(streamInfo.Container,
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streamInfo.AudioCodec,
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streamInfo.TargetAudioBitrate,
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streamInfo.TargetAudioSampleRate,
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streamInfo.TargetAudioChannels,
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streamInfo.IsDirectStream,
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streamInfo.RunTimeTicks,
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streamInfo.TranscodeSeekInfo);
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}
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if (streamInfo.MediaType == DlnaProfileType.Video)
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{
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return new ContentFeatureBuilder(profile)
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.BuildVideoHeader(streamInfo.Container,
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streamInfo.VideoCodec,
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streamInfo.AudioCodec,
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streamInfo.TargetWidth,
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streamInfo.TargetHeight,
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streamInfo.TargetVideoBitDepth,
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streamInfo.TargetVideoBitrate,
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streamInfo.TargetAudioChannels,
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streamInfo.TargetAudioBitrate,
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streamInfo.TargetTimestamp,
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streamInfo.IsDirectStream,
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streamInfo.RunTimeTicks,
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streamInfo.TargetVideoProfile,
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streamInfo.TargetVideoLevel,
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streamInfo.TargetFramerate,
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streamInfo.TargetPacketLength,
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streamInfo.TranscodeSeekInfo);
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}
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return null;
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}
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private PlaylistItem GetPlaylistItem(BaseItem item, List<MediaSourceInfo> mediaSources, DeviceProfile profile, string deviceId)
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{
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var video = item as Video;
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if (video != null)
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{
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return new PlaylistItem
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{
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StreamInfo = new StreamBuilder().BuildVideoItem(new VideoOptions
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{
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ItemId = item.Id.ToString("N"),
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MediaSources = mediaSources,
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Profile = profile,
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DeviceId = deviceId
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}),
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Profile = profile
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};
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}
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var audio = item as Audio;
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if (audio != null)
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{
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return new PlaylistItem
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{
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StreamInfo = new StreamBuilder().BuildAudioItem(new AudioOptions
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{
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ItemId = item.Id.ToString("N"),
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MediaSources = mediaSources,
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Profile = profile,
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DeviceId = deviceId
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}),
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Profile = profile
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};
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}
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var photo = item as Photo;
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if (photo != null)
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{
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return new PlaylistItemFactory().Create(photo, profile);
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}
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throw new ArgumentException("Unrecognized item type.");
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}
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/// <summary>
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/// Plays the items.
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/// </summary>
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/// <param name="items">The items.</param>
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/// <returns></returns>
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private async Task<bool> PlayItems(IEnumerable<PlaylistItem> items)
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{
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Playlist.Clear();
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Playlist.AddRange(items);
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await SetNext();
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return true;
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}
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private async Task<bool> SetNext()
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{
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if (!Playlist.Any() || Playlist.All(i => i.PlayState != 0))
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{
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return true;
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}
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var currentitem = Playlist.FirstOrDefault(i => i.PlayState == 1);
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if (currentitem != null)
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{
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currentitem.PlayState = 2;
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}
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var nextTrack = Playlist.FirstOrDefault(i => i.PlayState == 0);
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if (nextTrack == null)
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{
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await _device.SetStop();
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return true;
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}
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nextTrack.PlayState = 1;
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var dlnaheaders = GetDlnaHeaders(nextTrack);
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_logger.Debug("{0} - SetAvTransport Uri: {1} DlnaHeaders: {2}", _device.Properties.Name, nextTrack.StreamUrl, dlnaheaders);
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await _device.SetAvTransport(nextTrack.StreamUrl, dlnaheaders, nextTrack.Didl);
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var streamInfo = nextTrack.StreamInfo;
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if (streamInfo.StartPositionTicks > 0 && streamInfo.IsDirectStream)
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await _device.Seek(TimeSpan.FromTicks(streamInfo.StartPositionTicks));
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return true;
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}
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public Task SetPrevious()
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{
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if (!Playlist.Any() || Playlist.All(i => i.PlayState != 2))
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return Task.FromResult(false);
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var currentitem = Playlist.FirstOrDefault(i => i.PlayState == 1);
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var prevTrack = Playlist.LastOrDefault(i => i.PlayState == 2);
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if (currentitem != null)
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{
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currentitem.PlayState = 0;
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}
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if (prevTrack == null)
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return Task.FromResult(false);
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prevTrack.PlayState = 1;
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return _device.SetAvTransport(prevTrack.StreamInfo.ToDlnaUrl(GetServerAddress()), GetDlnaHeaders(prevTrack), prevTrack.Didl);
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}
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#endregion
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private bool _disposed;
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|
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public void Dispose()
|
|
{
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if (!_disposed)
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{
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_disposed = true;
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|
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_device.PlaybackStart -= _device_PlaybackStart;
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_device.PlaybackProgress -= _device_PlaybackProgress;
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_device.PlaybackStopped -= _device_PlaybackStopped;
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_updateTimer.Dispose();
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_device.Dispose();
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}
|
|
}
|
|
|
|
private readonly CultureInfo _usCulture = new CultureInfo("en-US");
|
|
|
|
public Task SendGeneralCommand(GeneralCommand command, CancellationToken cancellationToken)
|
|
{
|
|
GeneralCommandType commandType;
|
|
|
|
if (Enum.TryParse(command.Name, true, out commandType))
|
|
{
|
|
switch (commandType)
|
|
{
|
|
case GeneralCommandType.VolumeDown:
|
|
return _device.VolumeDown();
|
|
case GeneralCommandType.VolumeUp:
|
|
return _device.VolumeUp();
|
|
case GeneralCommandType.Mute:
|
|
return _device.Mute();
|
|
case GeneralCommandType.Unmute:
|
|
return _device.Unmute();
|
|
case GeneralCommandType.ToggleMute:
|
|
return _device.ToggleMute();
|
|
case GeneralCommandType.SetVolume:
|
|
{
|
|
string volumeArg;
|
|
|
|
if (command.Arguments.TryGetValue("Volume", out volumeArg))
|
|
{
|
|
int volume;
|
|
|
|
if (int.TryParse(volumeArg, NumberStyles.Any, _usCulture, out volume))
|
|
{
|
|
return _device.SetVolume(volume);
|
|
}
|
|
|
|
throw new ArgumentException("Unsupported volume value supplied.");
|
|
}
|
|
|
|
throw new ArgumentException("Volume argument cannot be null");
|
|
}
|
|
default:
|
|
return Task.FromResult(true);
|
|
}
|
|
}
|
|
|
|
return Task.FromResult(true);
|
|
}
|
|
}
|
|
}
|