/// <summary>
/// 释放NETSOURCE通道资源
/// </summary>
private IVS_NETSOURCE_RESULT IVS_NETSOURCE_FreeChannel(UInt32 channel)
{
NLogEx.LoggerEx logEx = new NLogEx.LoggerEx(log);
logEx.Trace("Enter: SipStackAdapter.IVS_NETSOURCE_FreeChannel.");
IVS_NETSOURCE_RESULT iRet = IVS_NETSOURCE_RESULT.FAILURE;
try
{
if (channel == 0)
{
return(iRet);
}
//关闭网络流
iRet = NetSourcedInterface.IVS_NETSOURCE_CloseNetStream(channel);
if (iRet != CgwConst.IVS_SDK_SUCCESS_TAG)
{
logEx.Error("SipStackAdapter.IVS_NETSOURCE_CloseNetStream ErrorCode = {0}.", iRet);
}
//释放指定通道
iRet = NetSourcedInterface.IVS_NETSOURCE_FreeChannel(channel);
if (iRet != CgwConst.IVS_SDK_SUCCESS_TAG)
{
logEx.Error("SipStackAdapter.IVS_NETSOURCE_FreeChannel ErrorCode = {0}.", iRet);
}
}
catch (System.Exception ex)
{
logEx.Error("SipStackAdapter.IVS_NETSOURCE_FreeChannel Error = {0}.", ex.ToString());
iRet = IVS_NETSOURCE_RESULT.FAILURE;
}
return(iRet);
}
/// <summary>
/// 停止接收rtp数据包
/// </summary>
/// <param name="cameraCode"></param>
public EM_SIP_RESULT StopRecvStream(UInt32 channel)
{
NLogEx.LoggerEx logEx = new NLogEx.LoggerEx(log);
logEx.Trace("Enter: SipStackAdapter.StopRecvStream channel = {0}.", channel);
try
{
//停止实况
int responseID = 0;
foreach (KeyValuePair <UInt32, int> kvp in channelResponseIDDic)
{
if (kvp.Key == channel)
{
responseID = kvp.Value;
channelResponseIDDic.Remove(kvp.Key);
break;
}
}
EM_SIP_RESULT iRet = SIP_SDK_BYE(responseID);
if (iRet != EM_SIP_RESULT.RET_SUCCESS)
{
logEx.Error("StopRecvStream failed channel={0}", channel);
}
//释放用户数据内存
foreach (KeyValuePair <UInt32, IntPtr> kvp in channelInPtrDic)
{
if (kvp.Key == channel)
{
Marshal.FreeHGlobal(kvp.Value);
channelInPtrDic.Remove(kvp.Key);
break;
}
}
//释放NETSOURCE通道资源
IVS_NETSOURCE_RESULT iNet = IVS_NETSOURCE_FreeChannel(channel);
if (iNet != IVS_NETSOURCE_RESULT.SUCCESS)
{
logEx.Error("IVS_NETSOURCE_FreeChannel failed channel={0}", channel);
return(EM_SIP_RESULT.RET_FAILURE);
}
return(iRet);
}
catch (System.Exception ex)
{
logEx.Error("StopRecvStream failed.Exception message:{0}", ex.Message);
return(EM_SIP_RESULT.RET_FAILURE);
}
}
/// <summary>
/// 释放所有实况通道,释放NETSOURCE资源
/// </summary>
public IVS_NETSOURCE_RESULT IVS_NETSOURCE_UnInit()
{
NLogEx.LoggerEx logEx = new NLogEx.LoggerEx(log);
logEx.Trace("Enter: SipStackAdapter.IVS_NETSOURCE_UnInit.");
//IVS_NETSOURCE_RESULT iRet = IVS_NETSOURCE_RESULT.FAILURE;
IVS_NETSOURCE_RESULT iRet = IVS_NETSOURCE_RESULT.SUCCESS;
try
{
foreach (KeyValuePair <UInt32, int> kvp in channelResponseIDDic)
{
UInt32 channel = kvp.Key;
iRet = NetSourcedInterface.IVS_NETSOURCE_CloseNetStream(channel);
if (iRet != IVS_NETSOURCE_RESULT.SUCCESS)
{
logEx.Error("SipStackAdapter.IVS_NETSOURCE_CloseNetStream channelResponseIDDic = {0}.", channel);
//注销return，避免返回，不实现IVS_NETSOURCE_UnInit
//return iRet;
}
iRet = NetSourcedInterface.IVS_NETSOURCE_FreeChannel(channel);
if (iRet != IVS_NETSOURCE_RESULT.SUCCESS)
{
logEx.Error("SipStackAdapter.IVS_NETSOURCE_FreeChannel channelResponseIDDic = {0}.", channel);
//注销return，避免返回，不实现IVS_NETSOURCE_UnInit
//return iRet;
}
}
//iRet = NetSourcedInterface.IVS_NETSOURCE_UnInit();
//if (iRet != IVS_NETSOURCE_RESULT.SUCCESS)
//{
// logEx.Error("SipStackAdapter.IVS_NETSOURCE_UnInit failed.");
//}
NetSourcedInterface.IVS_NETSOURCE_UnInit();
logEx.Info("Leave: SipStackAdapter.IVS_NETSOURCE_UnInit.");
}
catch (System.Exception ex)
{
logEx.Error("SipStackAdapter.IVS_NETSOURCE_UnInit Error = {0}.", ex.ToString());
iRet = IVS_NETSOURCE_RESULT.FAILURE;
}
return(iRet);
}
/// <summary>
/// 初始化SIP协议栈
/// </summary>
public EM_SIP_RESULT SIP_SDK_Init(string pSipAccount, string pSipPasswd, string pLocalID, int iLocalPort, string pServerSipAccount, string pServerSipPasswd, string pServerID, string pServerIP, int iServerPort, EventHandler receivedAllDevice)
{
NLogEx.LoggerEx logEx = new NLogEx.LoggerEx(log);
logEx.Trace("Enter: SipStackAdapter.SIP_SDK_Init().");
EM_SIP_RESULT iRet = EM_SIP_RESULT.RET_FAILURE;
try
{
//string pLocalIP = GetLocalIP(pServerIP, iServerPort, iLocalPort);
if (string.IsNullOrEmpty(localIP))
{
localIP = GetLocalIP(pServerIP, iServerPort, iLocalPort);
}
ReceivedAllDevice = receivedAllDevice;
sip_CallBack = SIP_CallBackMethod;
iRet = SipSDKInterface.SIP_SDK_Init(pSipAccount, pSipPasswd, pLocalID, localIP, iLocalPort, pServerSipAccount, pServerSipPasswd, pServerID, pServerIP, iServerPort, sip_CallBack);
if (iRet != EM_SIP_RESULT.RET_SUCCESS)
{
logEx.Error("SipStackAdapter.SIP_SDK_Init Failed ,pAccount:{0}", pSipAccount);
}
//设置NETSOURCE日志目录
IVS_NETSOURCE_RESULT iNet = NetSourcedInterface.IVS_NETSOURCE_Init(AppDomain.CurrentDomain.BaseDirectory + "\\logs");
if (iNet != IVS_NETSOURCE_RESULT.SUCCESS)
{
logEx.Error("SipStackAdapter.IVS_NETSOURCE_Init Failed,pAccount:{0}", pSipAccount);
iRet = EM_SIP_RESULT.RET_FAILURE;
}
}
catch (System.Exception ex)
{
logEx.Error("SipStackAdapter.SIP_SDK_Init ,Exception:{0}", ex.ToString());
iRet = EM_SIP_RESULT.RET_FAILURE;
}
return(iRet);
}
/// <summary>
/// 打开通道，开始接收实况RTP数据流
/// </summary>
/// <param name="cameraCode">摄像机编码</param>
/// <returns></returns>
public UInt32 StartRecvStream(string cameraCode, string domain, string iSipPort, string localPort)
{
NLogEx.LoggerEx logEx = new NLogEx.LoggerEx(log);
logEx.Trace("Enter: SipStackAdapter.StartRecvStream cameraCode :{0},domain = {1},iSipPort ={2}", cameraCode, domain, iSipPort);
try
{
//接收视频码流RTP端口号
uint uiLocalRecvStreamVideoRtpPort = 0;
//接收音频码流RTP端口号
uint uiLocalRecvStreamAudioRtpPort = 0;
//通道号
UInt32 uiChannel = 0;
//string strLocal = GetLocalIP(domain, Convert.ToInt32(iSipPort), Convert.ToInt32(localPort));
if (string.IsNullOrEmpty(localIP))
{
localIP = GetLocalIP(domain, Convert.ToInt32(iSipPort), Convert.ToInt32(localPort));
}
string strLocal = localIP;
//获取可用通道
NetSourcedInterface.IVS_NETSOURCE_GetChannel(ref uiChannel);
//用户参数,4字节整数
IntPtr pUser = Marshal.AllocHGlobal(4);
Marshal.Copy(new int[1] {
Convert.ToInt32(uiChannel)
}, 0, pUser, 1);
//设置媒体流回调函数
NetSourcedInterface.IVS_NETSOURCE_SetDataCallBack(uiChannel, cbDataCallBack, pUser);
//异常回调函数
IVS_NETSOURCE_RESULT iRet = NetSourcedInterface.IVS_NETSOURCE_SetExceptionCallBack(cbNetExceptionCallBack, pUser);
//协议类型 UDP
iRet = NetSourcedInterface.IVS_NETSOURCE_SetProtocolType(uiChannel, 1);
if (iRet != IVS_NETSOURCE_RESULT.SUCCESS)
{
logEx.Error("SipStackAdapter.StartRecvStream.IVS_NETSOURCE_SetProtocolType failed. cameraCode :{0},domain = {1},iSipPort ={2}", cameraCode, domain, iSipPort);
return(CgwConst.T28181_ERROR_HANDLE);
}
iRet = NetSourcedInterface.IVS_NETSOURCE_SetLocalRecvStreamIP(uiChannel, localIP);
if (iRet != IVS_NETSOURCE_RESULT.SUCCESS)
{
logEx.Error("SipStackAdapter.StartRecvStream.IVS_NETSOURCE_SetLocalRecvStreamIP failed. cameraCode :{0},domain = {1},iSipPort ={2}", cameraCode, domain, iSipPort);
return(CgwConst.T28181_ERROR_HANDLE);
}
iRet = NetSourcedInterface.IVS_NETSOURCE_GetLocalRecvStreamPort(uiChannel, ref uiLocalRecvStreamVideoRtpPort, ref uiLocalRecvStreamAudioRtpPort);
if (iRet != IVS_NETSOURCE_RESULT.SUCCESS)
{
logEx.Error("SipStackAdapter.StartRecvStream.IVS_NETSOURCE_GetLocalRecvStreamPort failed. cameraCode :{0},domain = {1},iSipPort ={2}", cameraCode, domain, iSipPort);
return(CgwConst.T28181_ERROR_HANDLE);
}
//Invite消息体
string strRealPlay = "v=0\r\n"
+ "o=" + cameraCode + @" 0 0 IN IP4 " + strLocal + "\r\n"
+ "s=Play\r\n"
+ "c=IN IP4 " + strLocal + "\r\n"
+ "t=0 0\r\n"
+ "m=video " + uiLocalRecvStreamVideoRtpPort + " RTP/AVP 96 98 97\r\n"
+ "a=recvonly\r\n"
+ "a=rtpmap:96 PS/90000\r\n"
+ "a=rtpmap:98 H264/90000\r\n"
+ "a=rtpmap:97 MPEG4/90000\r\n";
//发送SIP Invite消息
int iResponseID = 0;
//制定字符串长度为1024
StringBuilder strRemoteBody = new StringBuilder(1024);
//发送SIP Invite消息
EM_SIP_RESULT iSip = SIP_SDK_INVITE(cameraCode, strRealPlay, ref iResponseID, strRemoteBody);
if (iSip != EM_SIP_RESULT.RET_SUCCESS)
{
logEx.Error("SipStackAdapter.SIP_SDK_INVITE failed. cameraCode :{0},domain = {1},iSipPort ={2}", cameraCode, domain, iSipPort);
return(CgwConst.T28181_ERROR_HANDLE);
}
//源端发送码流IP;
string pRemoteSendStreamIp = "";
//源端发送视频码流RTP端口号
uint uiRemoteSendStreamVideoPort = 0;
GetInviteRemoteIPPort(strRemoteBody.ToString(), ref pRemoteSendStreamIp, ref uiRemoteSendStreamVideoPort);
iRet = NetSourcedInterface.IVS_NETSOURCE_OpenNetStream(uiChannel, pRemoteSendStreamIp, uiRemoteSendStreamVideoPort, 0);//无音频，传入0
if (iRet != IVS_NETSOURCE_RESULT.SUCCESS)
{
logEx.Error("SipStackAdapter.StartRecvStream failed. cameraCode :{0},domain = {1},iSipPort ={2}", cameraCode, domain, iSipPort);
return(CgwConst.T28181_ERROR_HANDLE);
}
iRet = NetSourcedInterface.IVS_NETSOURCE_StartRecvStream(uiChannel);
if (iRet == IVS_NETSOURCE_RESULT.SUCCESS)
{
channelResponseIDDic.Add(uiChannel, iResponseID);
channelInPtrDic.Add(uiChannel, pUser);
logEx.Info("SipStackAdapter.StartRecvStream pChannel: {0}, cameraCode :{1},domain = {2},iSipPort ={3} ", uiChannel, cameraCode, domain, iSipPort);
return(uiChannel);
}
else
{
logEx.Error("SipStackAdapter.StartRecvStream failed. cameraCode :{0},domain = {1},iSipPort ={2}", cameraCode, domain, iSipPort);
StopRecvStream(uiChannel);
Marshal.FreeHGlobal(pUser);
return(CgwConst.T28181_ERROR_HANDLE);
}
}
catch (System.Exception ex)
{
logEx.Error("StartRecvStream failed.Exception message:{0},cameraCode :{0},domain = {1},iSipPort ={2}", ex.Message, cameraCode, domain, iSipPort);
return(CgwConst.T28181_ERROR_HANDLE);
}
}
