767 lines
26 KiB
C#
767 lines
26 KiB
C#
using MediaBrowser.Controller.Dlna;
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using MediaBrowser.Controller.Drawing;
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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.Dlna.Ssdp;
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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 MediaBrowser.Model.System;
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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 ILogger _logger;
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private readonly IDlnaManager _dlnaManager;
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private readonly IUserManager _userManager;
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private readonly IImageProcessor _imageProcessor;
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private readonly SsdpHandler _ssdpHandler;
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private readonly string _serverAddress;
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public bool IsSessionActive
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{
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get
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{
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return _device != null;
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}
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}
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public bool SupportsMediaControl
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{
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get { return IsSessionActive; }
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}
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private Timer _updateTimer;
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public PlayToController(SessionInfo session, ISessionManager sessionManager, IItemRepository itemRepository, ILibraryManager libraryManager, ILogger logger, IDlnaManager dlnaManager, IUserManager userManager, IImageProcessor imageProcessor, SsdpHandler ssdpHandler, string serverAddress)
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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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_dlnaManager = dlnaManager;
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_userManager = userManager;
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_imageProcessor = imageProcessor;
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_ssdpHandler = ssdpHandler;
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_serverAddress = serverAddress;
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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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_ssdpHandler.MessageReceived += _SsdpHandler_MessageReceived;
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_updateTimer = new Timer(updateTimer_Elapsed, null, 60000, 60000);
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}
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private async void updateTimer_Elapsed(object state)
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{
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if (DateTime.UtcNow >= _device.DateLastActivity.AddSeconds(60))
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{
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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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_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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private string GetServerAddress()
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{
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return _serverAddress;
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}
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async void _SsdpHandler_MessageReceived(object sender, SsdpMessageEventArgs e)
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{
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string nts;
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e.Headers.TryGetValue("NTS", out nts);
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string usn;
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if (!e.Headers.TryGetValue("USN", out usn)) usn = String.Empty;
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string nt;
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if (!e.Headers.TryGetValue("NT", out nt)) nt = String.Empty;
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if (String.Equals(e.Method, "NOTIFY", StringComparison.OrdinalIgnoreCase) &&
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String.Equals(nts, "ssdp:byebye", StringComparison.OrdinalIgnoreCase) &&
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usn.IndexOf(_device.Properties.UUID, StringComparison.OrdinalIgnoreCase) != -1 &&
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!_disposed)
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{
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if (usn.IndexOf("MediaRenderer:", StringComparison.OrdinalIgnoreCase) != -1 ||
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nt.IndexOf("MediaRenderer:", StringComparison.OrdinalIgnoreCase) != -1)
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{
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try
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{
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_sessionManager.ReportSessionEnded(_session.Id);
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}
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catch
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{
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// Could throw if the session is already gone
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}
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}
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}
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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 info = GetProgressInfo(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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async void _device_PlaybackProgress(object sender, PlaybackProgressEventArgs e)
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{
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var info = GetProgressInfo(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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private PlaybackStartInfo GetProgressInfo(uBaseObject mediaInfo)
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{
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var ticks = _device.Position.Ticks;
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var info = StreamParams.ParseFromUrl(mediaInfo.Url, _libraryManager);
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if (!info.IsDirectStream)
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{
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ticks += info.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 = info.MediaSourceId,
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AudioStreamIndex = info.AudioStreamIndex,
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SubtitleStreamIndex = info.SubtitleStreamIndex,
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VolumeLevel = _device.Volume,
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CanSeek = info.MediaSource == null ? _device.Duration.HasValue : info.MediaSource.RunTimeTicks.HasValue,
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PlayMethod = info.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 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 user = String.IsNullOrEmpty(command.ControllingUserId) ? null : _userManager.GetUserById(new Guid(command.ControllingUserId));
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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, user, 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, user, 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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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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{
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var media = _device.CurrentMediaInfo;
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if (media != null)
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{
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var info = StreamParams.ParseFromUrl(media.Url, _libraryManager);
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if (info.Item != null && !info.IsDirectStream)
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{
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var user = _session.UserId.HasValue ? _userManager.GetUserById(_session.UserId.Value) : null;
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var newItem = CreatePlaylistItem(info.Item, user, command.SeekPositionTicks ?? 0, GetServerAddress(), info.MediaSourceId, info.AudioStreamIndex, info.SubtitleStreamIndex);
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return _device.SetAvTransport(newItem.StreamUrl, GetDlnaHeaders(newItem), newItem.Didl);
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}
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}
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return _device.Seek(TimeSpan.FromTicks(command.SeekPositionTicks ?? 0));
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}
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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(SystemInfo 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 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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#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 PlaylistItem CreatePlaylistItem(BaseItem item, User user, long startPostionTicks, string serverAddress)
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{
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return CreatePlaylistItem(item, user, startPostionTicks, serverAddress, null, null, null);
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}
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private PlaylistItem CreatePlaylistItem(BaseItem item, User user, long startPostionTicks, string serverAddress, string mediaSourceId, int? audioStreamIndex, int? subtitleStreamIndex)
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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 hasMediaSources = item as IHasMediaSources;
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var mediaSources = hasMediaSources != null
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? (user == null ? hasMediaSources.GetMediaSources(true) : hasMediaSources.GetMediaSources(true, user)).ToList()
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: new List<MediaSourceInfo>();
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var playlistItem = GetPlaylistItem(item, mediaSources, profile, _session.DeviceId, mediaSourceId, audioStreamIndex, subtitleStreamIndex);
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playlistItem.StreamInfo.StartPositionTicks = startPostionTicks;
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playlistItem.StreamUrl = playlistItem.StreamInfo.ToUrl(serverAddress);
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var itemXml = new DidlBuilder(profile, user, _imageProcessor, serverAddress).GetItemDidl(item, _session.DeviceId, 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, string mediaSourceId, int? audioStreamIndex, int? subtitleStreamIndex)
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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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MaxBitrate = profile.MaxBitrate,
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MediaSourceId = mediaSourceId,
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AudioStreamIndex = audioStreamIndex,
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SubtitleStreamIndex = subtitleStreamIndex
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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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MaxBitrate = profile.MaxBitrate,
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MediaSourceId = mediaSourceId
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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 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;
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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;
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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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}
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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;
|
|
return _device.SetAvTransport(prevTrack.StreamInfo.ToDlnaUrl(GetServerAddress()), GetDlnaHeaders(prevTrack), prevTrack.Didl);
|
|
}
|
|
|
|
#endregion
|
|
|
|
private bool _disposed;
|
|
|
|
public void Dispose()
|
|
{
|
|
if (!_disposed)
|
|
{
|
|
_disposed = true;
|
|
|
|
_device.PlaybackStart -= _device_PlaybackStart;
|
|
_device.PlaybackProgress -= _device_PlaybackProgress;
|
|
_device.PlaybackStopped -= _device_PlaybackStopped;
|
|
_ssdpHandler.MessageReceived -= _SsdpHandler_MessageReceived;
|
|
|
|
DisposeUpdateTimer();
|
|
|
|
_device.Dispose();
|
|
}
|
|
}
|
|
|
|
private void DisposeUpdateTimer()
|
|
{
|
|
if (_updateTimer != null)
|
|
{
|
|
_updateTimer.Dispose();
|
|
_updateTimer = null;
|
|
}
|
|
}
|
|
|
|
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 (Int32.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);
|
|
}
|
|
|
|
private class StreamParams
|
|
{
|
|
public string ItemId { get; set; }
|
|
|
|
public bool IsDirectStream { get; set; }
|
|
|
|
public long StartPositionTicks { get; set; }
|
|
|
|
public int? AudioStreamIndex { get; set; }
|
|
|
|
public int? SubtitleStreamIndex { get; set; }
|
|
|
|
public string DeviceProfileId { get; set; }
|
|
public string DeviceId { get; set; }
|
|
|
|
public string MediaSourceId { get; set; }
|
|
|
|
public BaseItem Item { get; set; }
|
|
public MediaSourceInfo MediaSource { get; set; }
|
|
|
|
private static string GetItemId(string url)
|
|
{
|
|
var parts = url.Split('/');
|
|
|
|
for (var i = 0; i < parts.Length; i++)
|
|
{
|
|
var part = parts[i];
|
|
|
|
if (string.Equals(part, "audio", StringComparison.OrdinalIgnoreCase) ||
|
|
string.Equals(part, "videos", StringComparison.OrdinalIgnoreCase))
|
|
{
|
|
if (parts.Length > i + 1)
|
|
{
|
|
return parts[i + 1];
|
|
}
|
|
}
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
public static StreamParams ParseFromUrl(string url, ILibraryManager libraryManager)
|
|
{
|
|
var request = new StreamParams
|
|
{
|
|
ItemId = GetItemId(url)
|
|
};
|
|
|
|
if (string.IsNullOrWhiteSpace(request.ItemId))
|
|
{
|
|
return request;
|
|
}
|
|
|
|
const string srch = "params=";
|
|
var index = url.IndexOf(srch, StringComparison.OrdinalIgnoreCase);
|
|
|
|
if (index == -1) return request;
|
|
|
|
var vals = url.Substring(index + srch.Length).Split(';');
|
|
|
|
for (var i = 0; i < vals.Length; i++)
|
|
{
|
|
var val = vals[i];
|
|
|
|
if (string.IsNullOrWhiteSpace(val))
|
|
{
|
|
continue;
|
|
}
|
|
|
|
if (i == 0)
|
|
{
|
|
request.DeviceProfileId = val;
|
|
}
|
|
else if (i == 1)
|
|
{
|
|
request.DeviceId = val;
|
|
}
|
|
else if (i == 2)
|
|
{
|
|
request.MediaSourceId = val;
|
|
}
|
|
else if (i == 3)
|
|
{
|
|
request.IsDirectStream = string.Equals("true", val, StringComparison.OrdinalIgnoreCase);
|
|
}
|
|
else if (i == 6)
|
|
{
|
|
request.AudioStreamIndex = int.Parse(val, CultureInfo.InvariantCulture);
|
|
}
|
|
else if (i == 7)
|
|
{
|
|
request.SubtitleStreamIndex = int.Parse(val, CultureInfo.InvariantCulture);
|
|
}
|
|
else if (i == 14)
|
|
{
|
|
request.StartPositionTicks = long.Parse(val, CultureInfo.InvariantCulture);
|
|
}
|
|
}
|
|
|
|
request.Item = string.IsNullOrWhiteSpace(request.ItemId)
|
|
? null
|
|
: libraryManager.GetItemById(new Guid(request.ItemId));
|
|
|
|
var hasMediaSources = request.Item as IHasMediaSources;
|
|
|
|
request.MediaSource = hasMediaSources == null ?
|
|
null :
|
|
hasMediaSources.GetMediaSources(false).FirstOrDefault(i => string.Equals(i.Id, request.MediaSourceId, StringComparison.OrdinalIgnoreCase));
|
|
|
|
|
|
|
|
return request;
|
|
}
|
|
}
|
|
}
|
|
}
|