private Task StartStreaming(string remoteIp, int localPort, TaskCompletionSource <bool> openTaskCompletionSource, CancellationToken cancellationToken) { return(Task.Run(async() => { var isFirstAttempt = true; using (var udpClient = _socketFactory.CreateUdpSocket(localPort)) { using (var hdHomerunManager = new HdHomerunManager(_socketFactory)) { var remoteAddress = _networkManager.ParseIpAddress(remoteIp); IpAddressInfo localAddress = null; using (var tcpSocket = _socketFactory.CreateSocket(remoteAddress.AddressFamily, SocketType.Stream, ProtocolType.Tcp, false)) { try { tcpSocket.Connect(new IpEndPointInfo(remoteAddress, HdHomerunManager.HdHomeRunPort)); localAddress = tcpSocket.LocalEndPoint.IpAddress; tcpSocket.Close(); } catch (Exception) { _logger.Error("Unable to determine local ip address for Legacy HDHomerun stream."); return; } } while (!cancellationToken.IsCancellationRequested) { try { // send url to start streaming await hdHomerunManager.StartStreaming(remoteAddress, localAddress, localPort, _channelCommands, _numTuners, cancellationToken).ConfigureAwait(false); _logger.Info("Opened HDHR UDP stream from {0}", remoteAddress); if (!cancellationToken.IsCancellationRequested) { if (_enableFileBuffer) { FileSystem.CreateDirectory(FileSystem.GetDirectoryName(_tempFilePath)); using (var fileStream = FileSystem.GetFileStream(_tempFilePath, FileOpenMode.Create, FileAccessMode.Write, FileShareMode.Read, FileOpenOptions.None)) { CopyTo(udpClient, fileStream, openTaskCompletionSource, cancellationToken); } } else { await _multicastStream.CopyUntilCancelled(new UdpClientStream(udpClient), () => Resolve(openTaskCompletionSource), cancellationToken).ConfigureAwait(false); } } } catch (OperationCanceledException ex) { _logger.Info("HDHR UDP stream cancelled or timed out from {0}", remoteAddress); openTaskCompletionSource.TrySetException(ex); break; } catch (Exception ex) { if (isFirstAttempt) { _logger.ErrorException("Error opening live stream:", ex); openTaskCompletionSource.TrySetException(ex); break; } _logger.ErrorException("Error copying live stream, will reopen", ex); } isFirstAttempt = false; } await hdHomerunManager.StopStreaming().ConfigureAwait(false); _liveStreamTaskCompletionSource.TrySetResult(true); } } await DeleteTempFile(_tempFilePath).ConfigureAwait(false); })); }
public override async Task Open(CancellationToken openCancellationToken) { LiveStreamCancellationTokenSource.Token.ThrowIfCancellationRequested(); var mediaSource = OriginalMediaSource; var uri = new Uri(mediaSource.Path); var localPort = _networkManager.GetRandomUnusedUdpPort(); Directory.CreateDirectory(Path.GetDirectoryName(TempFilePath)); Logger.LogInformation("Opening HDHR UDP Live stream from {host}", uri.Host); var remoteAddress = IPAddress.Parse(uri.Host); IPAddress localAddress = null; using (var tcpClient = new TcpClient()) { try { await tcpClient.ConnectAsync(remoteAddress, HdHomerunManager.HdHomeRunPort).ConfigureAwait(false); localAddress = ((IPEndPoint)tcpClient.Client.RemoteEndPoint).Address; tcpClient.Close(); } catch (Exception ex) { Logger.LogError(ex, "Unable to determine local ip address for Legacy HDHomerun stream."); return; } } var udpClient = _socketFactory.CreateUdpSocket(localPort); var hdHomerunManager = new HdHomerunManager(Logger); try { // send url to start streaming await hdHomerunManager.StartStreaming(remoteAddress, localAddress, localPort, _channelCommands, _numTuners, openCancellationToken).ConfigureAwait(false); } catch (Exception ex) { using (udpClient) using (hdHomerunManager) { if (!(ex is OperationCanceledException)) { Logger.LogError(ex, "Error opening live stream:"); } throw; } } var taskCompletionSource = new TaskCompletionSource <bool>(); await StartStreaming(udpClient, hdHomerunManager, remoteAddress, taskCompletionSource, LiveStreamCancellationTokenSource.Token); //OpenedMediaSource.Protocol = MediaProtocol.File; //OpenedMediaSource.Path = tempFile; //OpenedMediaSource.ReadAtNativeFramerate = true; MediaSource.Path = _appHost.GetLocalApiUrl("127.0.0.1") + "/LiveTv/LiveStreamFiles/" + UniqueId + "/stream.ts"; MediaSource.Protocol = MediaProtocol.Http; //OpenedMediaSource.SupportsDirectPlay = false; //OpenedMediaSource.SupportsDirectStream = true; //OpenedMediaSource.SupportsTranscoding = true; //await Task.Delay(5000).ConfigureAwait(false); await taskCompletionSource.Task.ConfigureAwait(false); }
private async Task StartStreaming(string remoteIp, int localPort, TaskCompletionSource <bool> openTaskCompletionSource, CancellationToken cancellationToken) { await Task.Run(async() => { var isFirstAttempt = true; using (var udpClient = _socketFactory.CreateUdpSocket(localPort)) { using (var hdHomerunManager = new HdHomerunManager(_socketFactory)) { var remoteAddress = _networkManager.ParseIpAddress(remoteIp); IpAddressInfo localAddress = null; using (var tcpSocket = _socketFactory.CreateSocket(remoteAddress.AddressFamily, SocketType.Stream, ProtocolType.Tcp, false)) { try { tcpSocket.Connect(new IpEndPointInfo(remoteAddress, HdHomerunManager.HdHomeRunPort)); localAddress = tcpSocket.LocalEndPoint.IpAddress; tcpSocket.Close(); } catch (Exception) { _logger.Error("Unable to determine local ip address for Legacy HDHomerun stream."); return; } } while (!cancellationToken.IsCancellationRequested) { try { // send url to start streaming await hdHomerunManager.StartStreaming(remoteAddress, localAddress, localPort, _channelCommands, _numTuners, cancellationToken).ConfigureAwait(false); var response = await udpClient.ReceiveAsync(cancellationToken).ConfigureAwait(false); _logger.Info("Opened HDHR UDP stream from {0}", remoteAddress); if (!cancellationToken.IsCancellationRequested) { Action onStarted = null; if (isFirstAttempt) { onStarted = () => openTaskCompletionSource.TrySetResult(true); } var stream = new UdpClientStream(udpClient); await _multicastStream.CopyUntilCancelled(stream, onStarted, cancellationToken).ConfigureAwait(false); } } catch (OperationCanceledException) { break; } catch (Exception ex) { if (isFirstAttempt) { _logger.ErrorException("Error opening live stream:", ex); openTaskCompletionSource.TrySetException(ex); break; } _logger.ErrorException("Error copying live stream, will reopen", ex); } isFirstAttempt = false; } await hdHomerunManager.StopStreaming().ConfigureAwait(false); udpClient.Dispose(); _liveStreamTaskCompletionSource.TrySetResult(true); } } }).ConfigureAwait(false); }