jellyfin-server/MediaBrowser.Dlna/PlayTo/PlayToController.cs

652 lines
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C#
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using MediaBrowser.Controller.Dlna;
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using MediaBrowser.Controller.Drawing;
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using MediaBrowser.Controller.Dto;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.Persistence;
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;
using MediaBrowser.Model.Entities;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.Session;
using System;
using System.Collections.Generic;
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using System.Globalization;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
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using MediaBrowser.Model.System;
namespace MediaBrowser.Dlna.PlayTo
{
public class PlayToController : ISessionController, IDisposable
{
private Device _device;
private readonly SessionInfo _session;
private readonly ISessionManager _sessionManager;
private readonly IItemRepository _itemRepository;
private readonly ILibraryManager _libraryManager;
private readonly ILogger _logger;
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private readonly IDlnaManager _dlnaManager;
private readonly IUserManager _userManager;
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private readonly IDtoService _dtoService;
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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
{
get
{
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return _device != null;
}
}
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public bool SupportsMediaControl
{
get { return IsSessionActive; }
}
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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, IDtoService dtoService, IImageProcessor imageProcessor, SsdpHandler ssdpHandler, string serverAddress)
{
_session = session;
_itemRepository = itemRepository;
_sessionManager = sessionManager;
_libraryManager = libraryManager;
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_dlnaManager = dlnaManager;
_userManager = userManager;
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_dtoService = dtoService;
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_imageProcessor = imageProcessor;
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_ssdpHandler = ssdpHandler;
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_serverAddress = serverAddress;
_logger = logger;
}
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public void Init(Device device)
{
_device = device;
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_device.PlaybackStart += _device_PlaybackStart;
_device.PlaybackProgress += _device_PlaybackProgress;
_device.PlaybackStopped += _device_PlaybackStopped;
_device.Start();
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_ssdpHandler.MessageReceived += _SsdpHandler_MessageReceived;
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_updateTimer = new Timer(updateTimer_Elapsed, null, 60000, 60000);
}
private async void updateTimer_Elapsed(object state)
{
if (DateTime.UtcNow >= _device.DateLastActivity.AddSeconds(60))
{
try
{
// Session is inactive, mark it for Disposal and don't start the elapsed timer.
await _sessionManager.ReportSessionEnded(_session.Id).ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.ErrorException("Error in ReportSessionEnded", ex);
}
}
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}
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private string GetServerAddress()
{
return _serverAddress;
}
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async void _SsdpHandler_MessageReceived(object sender, SsdpMessageEventArgs e)
{
string nts;
e.Headers.TryGetValue("NTS", out nts);
string usn;
if (!e.Headers.TryGetValue("USN", out usn)) usn = string.Empty;
string nt;
if (!e.Headers.TryGetValue("NT", out nt)) nt = string.Empty;
if (string.Equals(e.Method, "NOTIFY", StringComparison.OrdinalIgnoreCase) &&
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string.Equals(nts, "ssdp:byebye", StringComparison.OrdinalIgnoreCase) &&
usn.IndexOf(_device.Properties.UUID, StringComparison.OrdinalIgnoreCase) != -1 &&
!_disposed)
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{
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if (usn.IndexOf("MediaRenderer:", StringComparison.OrdinalIgnoreCase) != -1 ||
nt.IndexOf("MediaRenderer:", StringComparison.OrdinalIgnoreCase) != -1)
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{
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try
{
await _sessionManager.ReportSessionEnded(_session.Id).ConfigureAwait(false);
}
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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async void _device_PlaybackStopped(object sender, PlaybackStoppedEventArgs e)
{
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try
{
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await _sessionManager.OnPlaybackStopped(new PlaybackStopInfo
{
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ItemId = e.MediaInfo.Id,
SessionId = _session.Id,
PositionTicks = _device.Position.Ticks
}).ConfigureAwait(false);
}
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catch (Exception ex)
{
_logger.ErrorException("Error reporting progress", ex);
}
await SetNext().ConfigureAwait(false);
}
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async void _device_PlaybackStart(object sender, PlaybackStartEventArgs e)
{
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var playlistItem = Playlist.FirstOrDefault(p => p.PlayState == 1);
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if (playlistItem != null)
{
var streamInfo = playlistItem.StreamInfo;
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var info = GetProgressInfo(streamInfo, e.MediaInfo);
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try
{
await _sessionManager.OnPlaybackStart(info).ConfigureAwait(false);
}
catch (Exception ex)
{
_logger.ErrorException("Error reporting progress", ex);
}
}
}
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async void _device_PlaybackProgress(object sender, PlaybackProgressEventArgs e)
{
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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;
var info = GetProgressInfo(streamInfo, e.MediaInfo);
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try
{
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await _sessionManager.OnPlaybackProgress(info).ConfigureAwait(false);
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}
catch (Exception ex)
{
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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(StreamInfo streamInfo, uBaseObject mediaInfo)
{
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var ticks = _device.Position.Ticks;
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if (!streamInfo.IsDirectStream)
{
ticks += streamInfo.StartPositionTicks;
}
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return new PlaybackStartInfo
{
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ItemId = mediaInfo.Id,
SessionId = _session.Id,
PositionTicks = ticks,
IsMuted = _device.IsMuted,
IsPaused = _device.IsPaused,
MediaSourceId = streamInfo.MediaSourceId,
AudioStreamIndex = streamInfo.AudioStreamIndex,
SubtitleStreamIndex = streamInfo.SubtitleStreamIndex,
VolumeLevel = _device.Volume,
CanSeek = streamInfo.RunTimeTicks.HasValue,
PlayMethod = streamInfo.IsDirectStream ? PlayMethod.DirectStream : PlayMethod.Transcode,
QueueableMediaTypes = new List<string> { mediaInfo.MediaType }
};
}
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#region SendCommands
public async Task SendPlayCommand(PlayRequest command, CancellationToken cancellationToken)
{
_logger.Debug("{0} - Received PlayRequest: {1}", this._session.DeviceName, command.PlayCommand);
var items = new List<BaseItem>();
foreach (string id in command.ItemIds)
{
AddItemFromId(Guid.Parse(id), items);
}
var playlist = new List<PlaylistItem>();
var isFirst = true;
var serverAddress = GetServerAddress();
foreach (var item in items)
{
if (isFirst && command.StartPositionTicks.HasValue)
{
playlist.Add(CreatePlaylistItem(item, command.StartPositionTicks.Value, serverAddress));
isFirst = false;
}
else
{
playlist.Add(CreatePlaylistItem(item, 0, serverAddress));
}
}
_logger.Debug("{0} - Playlist created", _session.DeviceName);
if (command.PlayCommand == PlayCommand.PlayLast)
{
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Playlist.AddRange(playlist);
}
if (command.PlayCommand == PlayCommand.PlayNext)
{
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Playlist.AddRange(playlist);
}
_logger.Debug("{0} - Playing {1} items", _session.DeviceName, playlist.Count);
if (!string.IsNullOrWhiteSpace(command.ControllingUserId))
{
var userId = new Guid(command.ControllingUserId);
var user = _userManager.GetUserById(userId);
await _sessionManager.LogSessionActivity(_session.Client, _session.ApplicationVersion, _session.DeviceId,
_session.DeviceName, _session.RemoteEndPoint, user).ConfigureAwait(false);
}
await PlayItems(playlist).ConfigureAwait(false);
}
public Task SendPlaystateCommand(PlaystateRequest command, CancellationToken cancellationToken)
{
switch (command.Command)
{
case PlaystateCommand.Stop:
Playlist.Clear();
return _device.SetStop();
case PlaystateCommand.Pause:
return _device.SetPause();
case PlaystateCommand.Unpause:
return _device.SetPlay();
case PlaystateCommand.Seek:
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//var playlistItem = Playlist.FirstOrDefault(p => p.PlayState == 1);
//if (playlistItem != null && playlistItem.Transcode && _currentItem != null)
//{
// var newItem = CreatePlaylistItem(_currentItem, command.SeekPositionTicks ?? 0, GetServerAddress());
// playlistItem.StartPositionTicks = newItem.StartPositionTicks;
// playlistItem.StreamUrl = newItem.StreamUrl;
// playlistItem.Didl = newItem.Didl;
// return _device.SetAvTransport(playlistItem.StreamUrl, GetDlnaHeaders(playlistItem), playlistItem.Didl);
//}
return _device.Seek(TimeSpan.FromTicks(command.SeekPositionTicks ?? 0));
case PlaystateCommand.NextTrack:
return SetNext();
case PlaystateCommand.PreviousTrack:
return SetPrevious();
}
return Task.FromResult(true);
}
public Task SendUserDataChangeInfo(UserDataChangeInfo info, CancellationToken cancellationToken)
{
return Task.FromResult(true);
}
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public Task SendRestartRequiredNotification(SystemInfo info, CancellationToken cancellationToken)
{
return Task.FromResult(true);
}
public Task SendServerRestartNotification(CancellationToken cancellationToken)
{
return Task.FromResult(true);
}
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public Task SendSessionEndedNotification(SessionInfoDto sessionInfo, CancellationToken cancellationToken)
{
return Task.FromResult(true);
}
public Task SendPlaybackStartNotification(SessionInfoDto sessionInfo, CancellationToken cancellationToken)
{
return Task.FromResult(true);
}
public Task SendPlaybackStoppedNotification(SessionInfoDto sessionInfo, CancellationToken cancellationToken)
{
return Task.FromResult(true);
}
public Task SendServerShutdownNotification(CancellationToken cancellationToken)
{
return Task.FromResult(true);
}
public Task SendLibraryUpdateInfo(LibraryUpdateInfo info, CancellationToken cancellationToken)
{
return Task.FromResult(true);
}
#endregion
#region Playlist
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private readonly List<PlaylistItem> _playlist = new List<PlaylistItem>();
private List<PlaylistItem> Playlist
{
get
{
return _playlist;
}
}
private void AddItemFromId(Guid id, List<BaseItem> list)
{
var item = _libraryManager.GetItemById(id);
if (item.IsFolder)
{
foreach (var childId in _itemRepository.GetChildren(item.Id))
{
AddItemFromId(childId, list);
}
}
else
{
if (item.MediaType == MediaType.Audio || item.MediaType == MediaType.Video)
{
list.Add(item);
}
}
}
private PlaylistItem CreatePlaylistItem(BaseItem item, long startPostionTicks, string serverAddress)
{
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var deviceInfo = _device.Properties;
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var profile = _dlnaManager.GetProfile(deviceInfo.ToDeviceIdentification()) ??
_dlnaManager.GetDefaultProfile();
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var mediaSources = item is Audio || item is Video
? _dtoService.GetMediaSources(item)
: new List<MediaSourceInfo>();
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var playlistItem = GetPlaylistItem(item, mediaSources, profile, _session.DeviceId);
playlistItem.StreamInfo.StartPositionTicks = startPostionTicks;
playlistItem.StreamUrl = playlistItem.StreamInfo.ToUrl(serverAddress);
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var itemXml =
new DidlBuilder(profile, _imageProcessor, serverAddress, _dtoService).GetItemDidl(item, _session.DeviceId,
new Filter());
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playlistItem.Didl = itemXml;
return playlistItem;
}
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private string GetDlnaHeaders(PlaylistItem item)
{
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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)
.BuildAudioHeader(streamInfo.Container,
streamInfo.AudioCodec,
streamInfo.TargetAudioBitrate,
streamInfo.TargetAudioSampleRate,
streamInfo.TargetAudioChannels,
streamInfo.IsDirectStream,
streamInfo.RunTimeTicks,
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)
.BuildVideoHeader(streamInfo.Container,
streamInfo.VideoCodec,
streamInfo.AudioCodec,
streamInfo.TargetWidth,
streamInfo.TargetHeight,
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streamInfo.TargetVideoBitDepth,
streamInfo.TargetVideoBitrate,
streamInfo.TargetAudioChannels,
streamInfo.TargetAudioBitrate,
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streamInfo.TargetTimestamp,
streamInfo.IsDirectStream,
streamInfo.RunTimeTicks,
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streamInfo.TargetVideoProfile,
streamInfo.TargetVideoLevel,
streamInfo.TargetFramerate,
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)
{
var video = item as Video;
if (video != null)
{
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return new PlaylistItem
{
StreamInfo = new StreamBuilder().BuildVideoItem(new VideoOptions
{
ItemId = item.Id.ToString("N"),
MediaSources = mediaSources,
Profile = profile,
DeviceId = deviceId
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}),
Profile = profile
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};
}
var audio = item as Audio;
if (audio != null)
{
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return new PlaylistItem
{
StreamInfo = new StreamBuilder().BuildAudioItem(new AudioOptions
{
ItemId = item.Id.ToString("N"),
MediaSources = mediaSources,
Profile = profile,
DeviceId = deviceId
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}),
Profile = profile
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};
}
var photo = item as Photo;
if (photo != null)
{
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return new PlaylistItemFactory().Create(photo, profile);
}
throw new ArgumentException("Unrecognized item type.");
}
/// <summary>
/// Plays the items.
/// </summary>
/// <param name="items">The items.</param>
/// <returns></returns>
private async Task<bool> PlayItems(IEnumerable<PlaylistItem> items)
{
Playlist.Clear();
Playlist.AddRange(items);
await SetNext();
return true;
}
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private async Task SetNext()
{
if (!Playlist.Any() || Playlist.All(i => i.PlayState != 0))
{
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return;
}
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var currentitem = Playlist.FirstOrDefault(i => i.PlayState == 1);
if (currentitem != null)
{
currentitem.PlayState = 2;
}
var nextTrack = Playlist.FirstOrDefault(i => i.PlayState == 0);
if (nextTrack == null)
{
await _device.SetStop();
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return;
}
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nextTrack.PlayState = 1;
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var dlnaheaders = GetDlnaHeaders(nextTrack);
_logger.Debug("{0} - SetAvTransport Uri: {1} DlnaHeaders: {2}", _device.Properties.Name, nextTrack.StreamUrl, dlnaheaders);
await _device.SetAvTransport(nextTrack.StreamUrl, dlnaheaders, nextTrack.Didl);
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var streamInfo = nextTrack.StreamInfo;
if (streamInfo.StartPositionTicks > 0 && streamInfo.IsDirectStream)
await _device.Seek(TimeSpan.FromTicks(streamInfo.StartPositionTicks));
}
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public Task SetPrevious()
{
if (!Playlist.Any() || Playlist.All(i => i.PlayState != 2))
return Task.FromResult(false);
var currentitem = Playlist.FirstOrDefault(i => i.PlayState == 1);
var prevTrack = Playlist.LastOrDefault(i => i.PlayState == 2);
if (currentitem != null)
{
currentitem.PlayState = 0;
}
if (prevTrack == null)
return Task.FromResult(false);
prevTrack.PlayState = 1;
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return _device.SetAvTransport(prevTrack.StreamInfo.ToDlnaUrl(GetServerAddress()), GetDlnaHeaders(prevTrack), prevTrack.Didl);
}
#endregion
private bool _disposed;
public void Dispose()
{
if (!_disposed)
{
_disposed = true;
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_device.PlaybackStart -= _device_PlaybackStart;
_device.PlaybackProgress -= _device_PlaybackProgress;
_device.PlaybackStopped -= _device_PlaybackStopped;
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_ssdpHandler.MessageReceived -= _SsdpHandler_MessageReceived;
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DisposeUpdateTimer();
_device.Dispose();
}
}
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private void DisposeUpdateTimer()
{
if (_updateTimer != null)
{
_updateTimer.Dispose();
_updateTimer = null;
}
}
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private readonly CultureInfo _usCulture = new CultureInfo("en-US");
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public Task SendGeneralCommand(GeneralCommand command, CancellationToken cancellationToken)
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{
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GeneralCommandType commandType;
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if (Enum.TryParse(command.Name, true, out commandType))
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{
switch (commandType)
{
case GeneralCommandType.VolumeDown:
return _device.VolumeDown();
case GeneralCommandType.VolumeUp:
return _device.VolumeUp();
case GeneralCommandType.Mute:
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return _device.Mute();
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case GeneralCommandType.Unmute:
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return _device.Unmute();
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case GeneralCommandType.ToggleMute:
return _device.ToggleMute();
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case GeneralCommandType.SetVolume:
{
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string volumeArg;
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if (command.Arguments.TryGetValue("Volume", out volumeArg))
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{
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int volume;
if (int.TryParse(volumeArg, NumberStyles.Any, _usCulture, out volume))
{
return _device.SetVolume(volume);
}
throw new ArgumentException("Unsupported volume value supplied.");
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}
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throw new ArgumentException("Volume argument cannot be null");
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}
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default:
return Task.FromResult(true);
}
}
return Task.FromResult(true);
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}
}
}