private async Task <List <LiveTvTunerInfo> > GetTunerInfosUdp(TunerHostInfo info, CancellationToken cancellationToken)
{
var model = await GetModelInfo(info, false, cancellationToken).ConfigureAwait(false);
var tuners = new List <LiveTvTunerInfo>();
var uri = new Uri(GetApiUrl(info));
using (var manager = new HdHomerunManager(_socketFactory, Logger))
{
// Legacy HdHomeruns are IPv4 only
var ipInfo = _networkManager.ParseIpAddress(uri.Host);
for (int i = 0; i < model.TunerCount; ++i)
{
var name = string.Format("Tuner {0}", i + 1);
var currentChannel = "none"; /// @todo Get current channel and map back to Station Id
var isAvailable = await manager.CheckTunerAvailability(ipInfo, i, cancellationToken).ConfigureAwait(false);
var status = isAvailable ? LiveTvTunerStatus.Available : LiveTvTunerStatus.LiveTv;
tuners.Add(new LiveTvTunerInfo
{
Name = name,
SourceType = string.IsNullOrWhiteSpace(model.ModelNumber) ? Name : model.ModelNumber,
ProgramName = currentChannel,
Status = status
});
}
}
return(tuners);
}
private async Task <IpAddressInfo> GetIpAddress(string lookupUrl, bool preferIpv4 = false)
{
// Sometimes whatismyipaddress might fail, but it won't do us any good having users raise alarms over it.
var logErrors = false;
#if DEBUG
logErrors = true;
#endif
using (var stream = await _httpClient.Get(new HttpRequestOptions
{
Url = lookupUrl,
UserAgent = "Emby/" + _appHost.ApplicationVersion,
LogErrors = logErrors,
// Seeing block length errors with our server
EnableHttpCompression = false,
PreferIpv4 = preferIpv4,
BufferContent = false
}).ConfigureAwait(false))
{
using (var reader = new StreamReader(stream))
{
var addressString = await reader.ReadToEndAsync().ConfigureAwait(false);
return(_networkManager.ParseIpAddress(addressString));
}
}
}
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);
var embyRemoteAddress = _networkManager.ParseIpAddress(uri.Host);
IPAddress localAddress = null;
using (var tcpSocket = CreateSocket(remoteAddress.AddressFamily, SocketType.Stream, ProtocolType.Tcp))
{
try
{
tcpSocket.Connect(new IPEndPoint(remoteAddress, HdHomerunManager.HdHomeRunPort));
localAddress = ((IPEndPoint)tcpSocket.LocalEndPoint).Address;
tcpSocket.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(_socketFactory, Logger);
try
{
// send url to start streaming
await hdHomerunManager.StartStreaming(embyRemoteAddress, 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);
}