Esempio n. 1
0
        public RTSPClient()
        {
            _rtspChannel = Channel.CreateUnbounded <RtspMessage>(new UnboundedChannelOptions()
            {
                SingleReader = true,
                SingleWriter = false
            });

            rtspSocket   = new RtspTcpTransport();
            rtspListener = new RtspListener(rtspSocket, rtspErrorSubject);
            rtspListener.MessageReceived += (_, args) => _rtspChannel?.Writer.TryWrite(args.Message as RtspResponse);
            rtspListener.DataReceived    += RtpDataReceived;
            rtspListener.AutoReconnect    = false;
        }
Esempio n. 2
0
        public volatile RtspStatus CurrentStatus; // Connecting, Connected etc

        // Constructor
        public RTSPClient(String url, RTP_TRANSPORT rtp_transport)
        {
            Rtsp.RtspUtils.RegisterUri();

            Console.WriteLine("Connecting to " + url);
            this.url = url;

            // Use URI to extract host, port, username and password
            Uri uri = new Uri(this.url);

            if (uri.UserInfo.Length > 0)
            {
                try {
                    username = uri.UserInfo.Split(new char[] { ':' })[0];
                    password = uri.UserInfo.Split(new char[] { ':' })[1];
                    this.url = uri.GetComponents((UriComponents.AbsoluteUri & ~UriComponents.UserInfo),
                                                 UriFormat.UriEscaped);
                    uri = new Uri(this.url);
                } catch {
                    username = null;
                    password = null;
                }
            }

            Rtsp_Client_StatusChanged(this, new RtspStatusEventArgs(RtspStatus.Connecting));

            // Connect to a RTSP Server. The RTSP session is a TCP connection
            try
            {
                rtsp_socket = new Rtsp.RtspTcpTransport(uri.Host, uri.Port);
            }
            catch
            {
                Console.WriteLine("Error - did not connect");
                Rtsp_Client_StatusChanged(this, new RtspStatusEventArgs(RtspStatus.ConnectFailed));
                return;
            }

            if (rtsp_socket.Connected == false)
            {
                Console.WriteLine("Error - did not connect");
                Rtsp_Client_StatusChanged(this, new RtspStatusEventArgs(RtspStatus.ConnectFailed));
                return;
            }

            Rtsp_Client_StatusChanged(this, new RtspStatusEventArgs(RtspStatus.Connected));


            String now = DateTime.Now.ToString("yyyyMMdd_HHmmss");

            if (write_log_files == true)
            {
                String filename = "rtsp_capture_" + now + ".264";
                fs = new FileStream(filename, FileMode.Create);
            }
            if (fs2 == null)
            {
                String filename2 = "rtsp_capture_" + now + ".raw";
                fs2 = new StreamWriter(filename2);
            }


            // Connect a RTSP Listener to the RTSP Socket (or other Stream) to send RTSP messages and listen for RTSP replies
            rtsp_client = new Rtsp.RtspListener(rtsp_socket);

            rtsp_client.MessageReceived += Rtsp_MessageReceived;
            rtsp_client.DataReceived    += Rtp_DataReceived;
            rtsp_client.StatusChanged   += Rtsp_Client_StatusChanged;

            rtsp_client.Start(); // start listening for messages from the server (messages fire the MessageReceived event)


            // Check the RTP Transport
            // If the RTP transport is TCP then we interleave the RTP packets in the RTSP stream
            // If the RTP transport is UDP, we initialise two UDP sockets (one for video, one for RTCP status messages)
            // If the RTP transport is MULTICAST, we have to wait for the SETUP message to get the Multicast Address from the RTSP server
            this.rtp_transport = rtp_transport;
            if (rtp_transport == RTP_TRANSPORT.UDP)
            {
                udp_pair = new UDPSocket(50000, 50020); // give a range of 10 pairs (20 addresses) to try incase some address are in use
                udp_pair.DataReceived += Rtp_DataReceived;
                udp_pair.Start();                       // start listening for data on the UDP ports
            }
            if (rtp_transport == RTP_TRANSPORT.TCP)
            {
                // Nothing to do. Data will arrive in the RTSP Listener
            }
            if (rtp_transport == RTP_TRANSPORT.MULTICAST)
            {
                // Nothing to do. Will open Multicast UDP sockets after the SETUP command
            }


            // Send OPTIONS
            // In the Received Message handler we will send DESCRIBE, SETUP and PLAY
            Rtsp.Messages.RtspRequest options_message = new Rtsp.Messages.RtspRequestOptions();
            options_message.RtspUri = new Uri(this.url);
            rtsp_client.SendMessage(options_message);
        }
Esempio n. 3
0
 /// <summary>
 /// Accepts the connection.
 /// </summary>
 private void AcceptConnection()
 {
     try
         {
             while (!_Stopping.WaitOne(0))
             {
                 TcpClient oneClient = _RTSPServerListener.AcceptTcpClient();
                 var rtsp_socket = new RtspTcpTransport(oneClient);
                 RtspListener newListener = new RtspListener(rtsp_socket);
                 newListener.MessageReceived += RTSP_Message_Received;
                 //RTSPDispatcher.Instance.AddListener(newListener);
                 newListener.Start();
             }
         }
         catch (SocketException error)
         {
            // _logger.Warn("Got an error listening, I have to handle the stopping which also throw an error", error);
         }
         catch (Exception error)
         {
            // _logger.Error("Got an error listening...", error);
             throw;
         }
 }