diff options
| -rw-r--r-- | MediaBrowser.Server.Implementations/LiveTv/TunerHosts/SatIp/Rtsp/RtspSession.cs | 681 | ||||
| -rw-r--r-- | MediaBrowser.Server.Implementations/MediaBrowser.Server.Implementations.csproj | 1 |
2 files changed, 682 insertions, 0 deletions
diff --git a/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/SatIp/Rtsp/RtspSession.cs b/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/SatIp/Rtsp/RtspSession.cs new file mode 100644 index 000000000..e76fb7175 --- /dev/null +++ b/MediaBrowser.Server.Implementations/LiveTv/TunerHosts/SatIp/Rtsp/RtspSession.cs @@ -0,0 +1,681 @@ +/* + Copyright (C) <2007-2016> <Kay Diefenthal> + + SatIp.RtspSample is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + SatIp.RtspSample is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with SatIp.RtspSample. If not, see <http://www.gnu.org/licenses/>. +*/ + +using System; +using System.Collections.Generic; +using System.ComponentModel; +using System.Linq; +using System.Net; +using System.Net.NetworkInformation; +using System.Net.Sockets; +using System.Text.RegularExpressions; +using MediaBrowser.Model.Logging; + +namespace MediaBrowser.Server.Implementations.LiveTv.TunerHosts.SatIp.SatIp +{ + public class RtspSession : IDisposable + { + #region Private Fields + private static readonly Regex RegexRtspSessionHeader = new Regex(@"\s*([^\s;]+)(;timeout=(\d+))?"); + private const int DefaultRtspSessionTimeout = 30; // unit = s + private static readonly Regex RegexDescribeResponseSignalInfo = new Regex(@";tuner=\d+,(\d+),(\d+),(\d+),", RegexOptions.Singleline | RegexOptions.IgnoreCase); + private string _address; + private string _rtspSessionId; + + public string RtspSessionId + { + get { return _rtspSessionId; } + set { _rtspSessionId = value; } + } + private int _rtspSessionTimeToLive = 0; + private string _rtspStreamId; + private int _clientRtpPort; + private int _clientRtcpPort; + private int _serverRtpPort; + private int _serverRtcpPort; + private int _rtpPort; + private int _rtcpPort; + private string _rtspStreamUrl; + private string _destination; + private string _source; + private string _transport; + private int _signalLevel; + private int _signalQuality; + private Socket _rtspSocket; + private int _rtspSequenceNum = 1; + private bool _disposed = false; + private ILogger _logger; + #endregion + + #region Constructor + + public RtspSession(string address, ILogger logger) + { + _address = address; + _logger = logger; + } + ~RtspSession() + { + Dispose(false); + } + #endregion + + #region Properties + + #region Rtsp + + public string RtspStreamId + { + get { return _rtspStreamId; } + set { if (_rtspStreamId != value) { _rtspStreamId = value; OnPropertyChanged("RtspStreamId"); } } + } + public string RtspStreamUrl + { + get { return _rtspStreamUrl; } + set { if (_rtspStreamUrl != value) { _rtspStreamUrl = value; OnPropertyChanged("RtspStreamUrl"); } } + } + + public int RtspSessionTimeToLive + { + get + { + if (_rtspSessionTimeToLive == 0) + _rtspSessionTimeToLive = DefaultRtspSessionTimeout; + return _rtspSessionTimeToLive * 1000 - 20; + } + set { if (_rtspSessionTimeToLive != value) { _rtspSessionTimeToLive = value; OnPropertyChanged("RtspSessionTimeToLive"); } } + } + + #endregion + + #region Rtp Rtcp + + /// <summary> + /// The LocalEndPoint Address + /// </summary> + public string Destination + { + get + { + if (string.IsNullOrEmpty(_destination)) + { + var result = ""; + var host = Dns.GetHostName(); + var hostentry = Dns.GetHostEntry(host); + foreach (var ip in hostentry.AddressList.Where(ip => ip.AddressFamily == AddressFamily.InterNetwork)) + { + result = ip.ToString(); + } + + _destination = result; + } + return _destination; + } + set + { + if (_destination != value) + { + _destination = value; + OnPropertyChanged("Destination"); + } + } + } + + /// <summary> + /// The RemoteEndPoint Address + /// </summary> + public string Source + { + get { return _source; } + set + { + if (_source != value) + { + _source = value; + OnPropertyChanged("Source"); + } + } + } + + /// <summary> + /// The Media Data Delivery RemoteEndPoint Port if we use Unicast + /// </summary> + public int ServerRtpPort + { + get + { + return _serverRtpPort; + } + set { if (_serverRtpPort != value) { _serverRtpPort = value; OnPropertyChanged("ServerRtpPort"); } } + } + + /// <summary> + /// The Media Metadata Delivery RemoteEndPoint Port if we use Unicast + /// </summary> + public int ServerRtcpPort + { + get { return _serverRtcpPort; } + set { if (_serverRtcpPort != value) { _serverRtcpPort = value; OnPropertyChanged("ServerRtcpPort"); } } + } + + /// <summary> + /// The Media Data Delivery LocalEndPoint Port if we use Unicast + /// </summary> + public int ClientRtpPort + { + get { return _clientRtpPort; } + set { if (_clientRtpPort != value) { _clientRtpPort = value; OnPropertyChanged("ClientRtpPort"); } } + } + + /// <summary> + /// The Media Metadata Delivery LocalEndPoint Port if we use Unicast + /// </summary> + public int ClientRtcpPort + { + get { return _clientRtcpPort; } + set { if (_clientRtcpPort != value) { _clientRtcpPort = value; OnPropertyChanged("ClientRtcpPort"); } } + } + + /// <summary> + /// The Media Data Delivery RemoteEndPoint Port if we use Multicast + /// </summary> + public int RtpPort + { + get { return _rtpPort; } + set { if (_rtpPort != value) { _rtpPort = value; OnPropertyChanged("RtpPort"); } } + } + + /// <summary> + /// The Media Meta Delivery RemoteEndPoint Port if we use Multicast + /// </summary> + public int RtcpPort + { + get { return _rtcpPort; } + set { if (_rtcpPort != value) { _rtcpPort = value; OnPropertyChanged("RtcpPort"); } } + } + + #endregion + + public string Transport + { + get + { + if (string.IsNullOrEmpty(_transport)) + { + _transport = "unicast"; + } + return _transport; + } + set + { + if (_transport != value) + { + _transport = value; + OnPropertyChanged("Transport"); + } + } + } + public int SignalLevel + { + get { return _signalLevel; } + set { if (_signalLevel != value) { _signalLevel = value; OnPropertyChanged("SignalLevel"); } } + } + public int SignalQuality + { + get { return _signalQuality; } + set { if (_signalQuality != value) { _signalQuality = value; OnPropertyChanged("SignalQuality"); } } + } + + #endregion + + #region Private Methods + + private void ProcessSessionHeader(string sessionHeader, string response) + { + if (!string.IsNullOrEmpty(sessionHeader)) + { + var m = RegexRtspSessionHeader.Match(sessionHeader); + if (!m.Success) + { + _logger.Error("Failed to tune, RTSP {0} response session header {1} format not recognised", response, sessionHeader); + } + _rtspSessionId = m.Groups[1].Captures[0].Value; + _rtspSessionTimeToLive = m.Groups[3].Captures.Count == 1 ? int.Parse(m.Groups[3].Captures[0].Value) : DefaultRtspSessionTimeout; + } + } + private void ProcessTransportHeader(string transportHeader) + { + if (!string.IsNullOrEmpty(transportHeader)) + { + var transports = transportHeader.Split(','); + foreach (var transport in transports) + { + if (transport.Trim().StartsWith("RTP/AVP")) + { + var sections = transport.Split(';'); + foreach (var section in sections) + { + var parts = section.Split('='); + if (parts[0].Equals("server_port")) + { + var ports = parts[1].Split('-'); + _serverRtpPort = int.Parse(ports[0]); + _serverRtcpPort = int.Parse(ports[1]); + } + else if (parts[0].Equals("destination")) + { + _destination = parts[1]; + } + else if (parts[0].Equals("port")) + { + var ports = parts[1].Split('-'); + _rtpPort = int.Parse(ports[0]); + _rtcpPort = int.Parse(ports[1]); + } + else if (parts[0].Equals("ttl")) + { + _rtspSessionTimeToLive = int.Parse(parts[1]); + } + else if (parts[0].Equals("source")) + { + _source = parts[1]; + } + else if (parts[0].Equals("client_port")) + { + var ports = parts[1].Split('-'); + var rtp = int.Parse(ports[0]); + var rtcp = int.Parse(ports[1]); + //if (!rtp.Equals(_rtpPort)) + //{ + // Logger.Error("SAT>IP base: server specified RTP client port {0} instead of {1}", rtp, _rtpPort); + //} + //if (!rtcp.Equals(_rtcpPort)) + //{ + // Logger.Error("SAT>IP base: server specified RTCP client port {0} instead of {1}", rtcp, _rtcpPort); + //} + _rtpPort = rtp; + _rtcpPort = rtcp; + } + } + } + } + } + } + private void Connect() + { + _rtspSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp); + var ip = IPAddress.Parse(_address); + var rtspEndpoint = new IPEndPoint(ip, 554); + _rtspSocket.Connect(rtspEndpoint); + } + private void Disconnect() + { + if (_rtspSocket != null && _rtspSocket.Connected) + { + _rtspSocket.Shutdown(SocketShutdown.Both); + _rtspSocket.Close(); + } + } + private void SendRequest(RtspRequest request) + { + if (_rtspSocket == null) + { + Connect(); + } + try + { + request.Headers.Add("CSeq", _rtspSequenceNum.ToString()); + _rtspSequenceNum++; + byte[] requestBytes = request.Serialise(); + if (_rtspSocket != null) + { + var requestBytesCount = _rtspSocket.Send(requestBytes, requestBytes.Length, SocketFlags.None); + if (requestBytesCount < 1) + { + + } + } + } + catch (Exception e) + { + _logger.Error(e.Message); + } + } + private void ReceiveResponse(out RtspResponse response) + { + response = null; + var responseBytesCount = 0; + byte[] responseBytes = new byte[1024]; + try + { + responseBytesCount = _rtspSocket.Receive(responseBytes, responseBytes.Length, SocketFlags.None); + response = RtspResponse.Deserialise(responseBytes, responseBytesCount); + string contentLengthString; + int contentLength = 0; + if (response.Headers.TryGetValue("Content-Length", out contentLengthString)) + { + contentLength = int.Parse(contentLengthString); + if ((string.IsNullOrEmpty(response.Body) && contentLength > 0) || response.Body.Length < contentLength) + { + if (response.Body == null) + { + response.Body = string.Empty; + } + while (responseBytesCount > 0 && response.Body.Length < contentLength) + { + responseBytesCount = _rtspSocket.Receive(responseBytes, responseBytes.Length, SocketFlags.None); + response.Body += System.Text.Encoding.UTF8.GetString(responseBytes, 0, responseBytesCount); + } + } + } + } + catch (SocketException) + { + } + } + + #endregion + + #region Public Methods + + public RtspStatusCode Setup(string query, string transporttype) + { + + RtspRequest request; + RtspResponse response; + //_rtspClient = new RtspClient(_rtspDevice.ServerAddress); + if ((_rtspSocket == null)) + { + Connect(); + } + if (string.IsNullOrEmpty(_rtspSessionId)) + { + request = new RtspRequest(RtspMethod.Setup, string.Format("rtsp://{0}:{1}/?{2}", _address, 554, query), 1, 0); + switch (transporttype) + { + case "multicast": + request.Headers.Add("Transport", string.Format("RTP/AVP;multicast")); + break; + case "unicast": + var activeTcpConnections = IPGlobalProperties.GetIPGlobalProperties().GetActiveTcpConnections(); + var usedPorts = new HashSet<int>(); + foreach (var connection in activeTcpConnections) + { + usedPorts.Add(connection.LocalEndPoint.Port); + } + for (var port = 40000; port <= 65534; port += 2) + { + if (!usedPorts.Contains(port) && !usedPorts.Contains(port + 1)) + { + + _clientRtpPort = port; + _clientRtcpPort = port + 1; + break; + } + } + request.Headers.Add("Transport", string.Format("RTP/AVP;unicast;client_port={0}-{1}", _clientRtpPort, _clientRtcpPort)); + break; + } + } + else + { + request = new RtspRequest(RtspMethod.Setup, string.Format("rtsp://{0}:{1}/?{2}", _address, 554, query), 1, 0); + switch (transporttype) + { + case "multicast": + request.Headers.Add("Transport", string.Format("RTP/AVP;multicast")); + break; + case "unicast": + request.Headers.Add("Transport", string.Format("RTP/AVP;unicast;client_port={0}-{1}", _clientRtpPort, _clientRtcpPort)); + break; + } + + } + SendRequest(request); + ReceiveResponse(out response); + + //if (_rtspClient.SendRequest(request, out response) != RtspStatusCode.Ok) + //{ + // Logger.Error("Failed to tune, non-OK RTSP SETUP status code {0} {1}", response.StatusCode, response.ReasonPhrase); + //} + if (!response.Headers.TryGetValue("com.ses.streamID", out _rtspStreamId)) + { + _logger.Error(string.Format("Failed to tune, not able to locate Stream ID header in RTSP SETUP response")); + } + string sessionHeader; + if (!response.Headers.TryGetValue("Session", out sessionHeader)) + { + _logger.Error(string.Format("Failed to tune, not able to locate Session header in RTSP SETUP response")); + } + ProcessSessionHeader(sessionHeader, "Setup"); + string transportHeader; + if (!response.Headers.TryGetValue("Transport", out transportHeader)) + { + _logger.Error(string.Format("Failed to tune, not able to locate Transport header in RTSP SETUP response")); + } + ProcessTransportHeader(transportHeader); + return response.StatusCode; + } + + public RtspStatusCode Play(string query) + { + if ((_rtspSocket == null)) + { + Connect(); + } + //_rtspClient = new RtspClient(_rtspDevice.ServerAddress); + RtspResponse response; + string data; + if (string.IsNullOrEmpty(query)) + { + data = string.Format("rtsp://{0}:{1}/stream={2}", _address, + 554, _rtspStreamId); + } + else + { + data = string.Format("rtsp://{0}:{1}/stream={2}?{3}", _address, + 554, _rtspStreamId, query); + } + var request = new RtspRequest(RtspMethod.Play, data, 1, 0); + request.Headers.Add("Session", _rtspSessionId); + SendRequest(request); + ReceiveResponse(out response); + //if (_rtspClient.SendRequest(request, out response) != RtspStatusCode.Ok) + //{ + // Logger.Error("Failed to tune, non-OK RTSP SETUP status code {0} {1}", response.StatusCode, response.ReasonPhrase); + //} + //Logger.Info("RtspSession-Play : \r\n {0}", response); + string sessionHeader; + if (!response.Headers.TryGetValue("Session", out sessionHeader)) + { + _logger.Error(string.Format("Failed to tune, not able to locate Session header in RTSP Play response")); + } + ProcessSessionHeader(sessionHeader, "Play"); + string rtpinfoHeader; + if (!response.Headers.TryGetValue("RTP-Info", out rtpinfoHeader)) + { + _logger.Error(string.Format("Failed to tune, not able to locate Rtp-Info header in RTSP Play response")); + } + return response.StatusCode; + } + + public RtspStatusCode Options() + { + if ((_rtspSocket == null)) + { + Connect(); + } + //_rtspClient = new RtspClient(_rtspDevice.ServerAddress); + RtspRequest request; + RtspResponse response; + + + if (string.IsNullOrEmpty(_rtspSessionId)) + { + request = new RtspRequest(RtspMethod.Options, string.Format("rtsp://{0}:{1}/", _address, 554), 1, 0); + } + else + { + request = new RtspRequest(RtspMethod.Options, string.Format("rtsp://{0}:{1}/", _address, 554), 1, 0); + request.Headers.Add("Session", _rtspSessionId); + } + SendRequest(request); + ReceiveResponse(out response); + //if (_rtspClient.SendRequest(request, out response) != RtspStatusCode.Ok) + //{ + // Logger.Error("Failed to tune, non-OK RTSP SETUP status code {0} {1}", response.StatusCode, response.ReasonPhrase); + //} + //Logger.Info("RtspSession-Options : \r\n {0}", response); + string sessionHeader; + if (!response.Headers.TryGetValue("Session", out sessionHeader)) + { + _logger.Error(string.Format("Failed to tune, not able to locate session header in RTSP Options response")); + } + ProcessSessionHeader(sessionHeader, "Options"); + string optionsHeader; + if (!response.Headers.TryGetValue("Public", out optionsHeader)) + { + _logger.Error(string.Format("Failed to tune, not able to Options header in RTSP Options response")); + } + return response.StatusCode; + } + + public RtspStatusCode Describe(out int level, out int quality) + { + if ((_rtspSocket == null)) + { + Connect(); + } + //_rtspClient = new RtspClient(_rtspDevice.ServerAddress); + RtspRequest request; + RtspResponse response; + level = 0; + quality = 0; + + if (string.IsNullOrEmpty(_rtspSessionId)) + { + request = new RtspRequest(RtspMethod.Describe, string.Format("rtsp://{0}:{1}/", _address, 554), 1, 0); + request.Headers.Add("Accept", "application/sdp"); + + } + else + { + request = new RtspRequest(RtspMethod.Describe, string.Format("rtsp://{0}:{1}/stream={2}", _address, 554, _rtspStreamId), 1, 0); + request.Headers.Add("Accept", "application/sdp"); + request.Headers.Add("Session", _rtspSessionId); + } + SendRequest(request); + ReceiveResponse(out response); + //if (_rtspClient.SendRequest(request, out response) != RtspStatusCode.Ok) + //{ + // Logger.Error("Failed to tune, non-OK RTSP Describe status code {0} {1}", response.StatusCode, response.ReasonPhrase); + //} + //Logger.Info("RtspSession-Describe : \r\n {0}", response); + string sessionHeader; + if (!response.Headers.TryGetValue("Session", out sessionHeader)) + { + _logger.Error(string.Format("Failed to tune, not able to locate session header in RTSP Describe response")); + } + ProcessSessionHeader(sessionHeader, "Describe"); + var m = RegexDescribeResponseSignalInfo.Match(response.Body); + if (m.Success) + { + + //isSignalLocked = m.Groups[2].Captures[0].Value.Equals("1"); + level = int.Parse(m.Groups[1].Captures[0].Value) * 100 / 255; // level: 0..255 => 0..100 + quality = int.Parse(m.Groups[3].Captures[0].Value) * 100 / 15; // quality: 0..15 => 0..100 + + } + /* + v=0 + o=- 1378633020884883 1 IN IP4 192.168.2.108 + s=SatIPServer:1 4 + t=0 0 + a=tool:idl4k + m=video 52780 RTP/AVP 33 + c=IN IP4 0.0.0.0 + b=AS:5000 + a=control:stream=4 + a=fmtp:33 ver=1.0;tuner=1,0,0,0,12344,h,dvbs2,,off,,22000,34;pids=0,100,101,102,103,106 + =sendonly + */ + + + return response.StatusCode; + } + + public RtspStatusCode TearDown() + { + if ((_rtspSocket == null)) + { + Connect(); + } + //_rtspClient = new RtspClient(_rtspDevice.ServerAddress); + RtspResponse response; + + var request = new RtspRequest(RtspMethod.Teardown, string.Format("rtsp://{0}:{1}/stream={2}", _address, 554, _rtspStreamId), 1, 0); + request.Headers.Add("Session", _rtspSessionId); + SendRequest(request); + ReceiveResponse(out response); + //if (_rtspClient.SendRequest(request, out response) != RtspStatusCode.Ok) + //{ + // Logger.Error("Failed to tune, non-OK RTSP Teardown status code {0} {1}", response.StatusCode, response.ReasonPhrase); + //} + return response.StatusCode; + } + + #endregion + + #region Public Events + + public event PropertyChangedEventHandler PropertyChanged; + + #endregion + + #region Protected Methods + + protected void OnPropertyChanged(string name) + { + //var handler = PropertyChanged; + //if (handler != null) + //{ + // handler(this, new PropertyChangedEventArgs(name)); + //} + } + + #endregion + + public void Dispose() + { + Dispose(true); + GC.SuppressFinalize(this);//Disconnect(); + } + + protected virtual void Dispose(bool disposing) + { + if (!_disposed) + { + if (disposing) + { + TearDown(); + Disconnect(); + } + } + _disposed = true; + } + } +} diff --git a/MediaBrowser.Server.Implementations/MediaBrowser.Server.Implementations.csproj b/MediaBrowser.Server.Implementations/MediaBrowser.Server.Implementations.csproj index 02f7596e0..ae39d3eb9 100644 --- a/MediaBrowser.Server.Implementations/MediaBrowser.Server.Implementations.csproj +++ b/MediaBrowser.Server.Implementations/MediaBrowser.Server.Implementations.csproj @@ -251,6 +251,7 @@ <Compile Include="LiveTv\TunerHosts\SatIp\Rtsp\RtspMethod.cs" /> <Compile Include="LiveTv\TunerHosts\SatIp\Rtsp\RtspRequest.cs" /> <Compile Include="LiveTv\TunerHosts\SatIp\Rtsp\RtspResponse.cs" /> + <Compile Include="LiveTv\TunerHosts\SatIp\Rtsp\RtspSession.cs" /> <Compile Include="LiveTv\TunerHosts\SatIp\Rtsp\RtspStatusCode.cs" /> <Compile Include="LiveTv\TunerHosts\SatIp\SatIpHost.cs" /> <Compile Include="LiveTv\TunerHosts\SatIp\SatIpDiscovery.cs" /> |