protected override void HandleTtsOffsetStartFrame(SaiTtsFrameOffsetStart startFrame) { // 收到OffsetStart,停止握手超时计时器。 LogUtility.Info(string.Format("{0}: 收到的OffsetStart报文. 停止Tres_start计时器。", this.Context.RsspEP.ID)); this.Context.StopHandshakeTimer(); // 发送OffsetAnswer1 var seqNo = (ushort)this.Context.SeqNoManager.GetAndUpdateSendSeq(); var offsetAnswer1 = new SaiTtsFrameOffsetAnswer1(seqNo, TripleTimestamp.CurrentTimestamp, this.TTS.RemoteLastSendTimestamp, this.TTS.LocalLastRecvTimeStamp, 0); this.Context.NextLayer.SendUserData(offsetAnswer1.GetBytes()); LogUtility.Info(string.Format("{0}: 发送OffsetAnswer1.", this.Context.RsspEP.ID)); // 更新时间戳 this.Calculator.ResTimestamp2 = offsetAnswer1.SenderTimestamp; // 启动Tres_start计时器,等待OffsetAnswer2报文。 LogUtility.Info(string.Format("{0}: 启动Tres_start计时器,等待OffsetAnswer2报文。", this.Context.RsspEP.ID)); this.Context.StartHandshakeTimer(); // 更新状态。 this.Context.CurrentState = new TtsWaitingforAnswer2State(this); }
public static SaiFrame Parse(byte[] bytes) { SaiFrame theFrame = null; var theFrameType = (SaiFrameType)bytes[0]; if (theFrameType == SaiFrameType.TTS_OffsetStart) { theFrame = new SaiTtsFrameOffsetStart(); } else if (theFrameType == SaiFrameType.TTS_OffsetAnswer1) { theFrame = new SaiTtsFrameOffsetAnswer1(); } else if (theFrameType == SaiFrameType.TTS_OffsetAnswer2) { theFrame = new SaiTtsFrameOffsetAnswer2(); } else if (theFrameType == SaiFrameType.TTS_OffsetEstimate) { theFrame = new SaiTtsFrameEstimate(); } else if (theFrameType == SaiFrameType.TTS_OffsetEnd) { theFrame = new SaiTtsFrameOffsetEnd(); } else if (theFrameType == SaiFrameType.TTS_AppData) { theFrame = new SaiTtsFrameAppData(); } else if (theFrameType == SaiFrameType.EC_Start) { theFrame = new SaiEcFrameStart(); } else if (theFrameType == SaiFrameType.EC_AppData) { theFrame = new SaiEcFrameApplication(); } else if (theFrameType == SaiFrameType.EC_AppDataAskForAck) { theFrame = new SaiEcFrameAskForAck(); } else if (theFrameType == SaiFrameType.EC_AppDataAcknowlegment) { theFrame = new SaiEcFrameAcknowlegment(); } else { throw new InvalidOperationException(string.Format("无法解析指定的Sai帧,不可识别的类型{0}。", theFrameType)); } theFrame.ParseBytes(bytes); return(theFrame); }
public void Test1() { var frameInital = new SaiTtsFrameOffsetStart(); frameInital.SequenceNo = 100; frameInital.SenderTimestamp = 1000; frameInital.SenderLastRecvTimestamp = 900; frameInital.ReceiverLastSendTimestamp = 800; frameInital.SenderCycle = 3000; var bytes = frameInital.GetBytes(); var actual = SaiFrame.Parse(bytes) as SaiTtsFrameOffsetStart; Assert.AreEqual(frameInital.FrameType, actual.FrameType); Assert.AreEqual(frameInital.SequenceNo, actual.SequenceNo); Assert.AreEqual(frameInital.SenderTimestamp, actual.SenderTimestamp); Assert.AreEqual(frameInital.SenderLastRecvTimestamp, actual.SenderLastRecvTimestamp); Assert.AreEqual(frameInital.ReceiverLastSendTimestamp, actual.ReceiverLastSendTimestamp); Assert.AreEqual(frameInital.SenderCycle, actual.SenderCycle); }
public override void HandleMaslConnected() { // 发送OffsetStart var seqNo = (ushort)this.Context.SeqNoManager.GetAndUpdateSendSeq(); var offsetStart = new SaiTtsFrameOffsetStart(seqNo, TripleTimestamp.CurrentTimestamp, 0); this.Context.NextLayer.SendUserData(offsetStart.GetBytes()); // 记录日志 LogUtility.Info(string.Format("{0}: 发送OffsetStart。", this.Context.RsspEP.ID)); // 更新时间戳 this.Calculator.InitTimestamp1 = offsetStart.SenderTimestamp; // 启动计时器 LogUtility.Info(string.Format("{0}: 启动Tint_start计时器,等待OffsetAnswer1报文", this.Context.RsspEP.ID)); this.Context.StartHandshakeTimer(); // 更新状态。 this.Context.CurrentState = new TtsWaitingforAnswer1State(this); }
protected virtual void HandleTtsOffsetStartFrame(SaiTtsFrameOffsetStart frame) { LogUtility.Error(string.Format("{0}: {1}.{2} not implement!", this.Context.RsspEP.ID, this.GetType().Name, new StackFrame(0).GetMethod().Name.Split('.').Last())); }