使用Windows Media编码器和Win Media Services进行实时广播视频 [英] Live Broadcast Video using Windows Media Encoder and Win Media Services

问题描述

我正在一个项目中，我需要使用Win Media Encoder 9，Win Media Services，Win Server 2003，Asp.net 3.5/4.0，C#来直播视频.
我在使用Win Media Encoder sdk代码到我的Web应用程序时遇到了很多问题，例如Credentails问题，无法获取网络等等.
即使我启动win媒体编码器向导，它也会使我的用户名和密码无效.任何人都可以帮助我.

I am working on a project where i need to broadcast Live videos using win Media Encoder 9,Win Media Services,Win server 2003,Asp.net 3.5/4.0,C#.
i am facing much problems using win media Encoder sdk codes into my web application like Credentails issue,Unable to acquire network and much more.
Even when i launch win media encoder wizard it throws me username and pwd invalid.Can anyone help me out.

public static void Main()
   {
     try
     {
       // Create WMEncoderApp and WMEncoder objects.
       WMEncoderApp EncoderApp = new WMEncoderApp();
       WMEncoder wmEncoder = new WMEncoder();
       IWMEncoder Encoder = EncoderApp.Encoder;
       wmEncoder.OnAcquireCredentials += new _IWMEncoderEvents_OnAcquireCredentialsEventHandler(wmEncoder_OnAcquireCredentials);
       // Display the predefined Encoder UI.
       EncoderApp.Visible = true;

       // Specify the source for the input stream.
       IWMEncSourceGroupCollection SrcGrpColl = wmEncoder.SourceGroupCollection;
       IWMEncSourceGroup SrcGrp = SrcGrpColl.Add("Test");
       IWMEncSource SrcAud = SrcGrp.AddSource(WMENC_SOURCE_TYPE.WMENC_AUDIO);
       IWMEncVideoSource2 SrcVid = (IWMEncVideoSource2)SrcGrp.AddSource(WMENC_SOURCE_TYPE.WMENC_VIDEO);
       SrcAud.SetInput("Default_Audio_Device", "Device", "");
       SrcVid.SetInput("Default_Video_Device", "Device", "");
       // Specify a profile.
       IWMEncProfile Pro;
       IWMEncProfileCollection ProColl = wmEncoder.ProfileCollection;
       for (int i = 0; i < ProColl.Count; i++)
       {
         Pro = ProColl.Item(i);
         if (Pro.Name == "Windows Media Video 8 for Local Area Network (384 Kbps)")
         {
           SrcGrp.set_Profile(Pro);
           break;
         }
       }
       string strServerName = "ServerName:PortNumber";
       string strPubPoint = "23";
       string strPubTemplate = "Live";
       //Broadcast a Live Event
       IWMEncPushDistribution PushDist = (IWMEncPushDistribution)wmEncoder.Broadcast;
       IWMEncBroadcast BrdCst = wmEncoder.Broadcast;
       BrdCst.set_PortNumber(WMENC_BROADCAST_PROTOCOL.WMENC_PROTOCOL_HTTP, 82);
       //BrdCst.set_PortNumber(WMENC_BROADCAST_PROTOCOL.WMENC_PROTOCOL_PUSH_DISTRIBUTION, 82);
       // Set the push distribution variables.

       //string MyNSCFile = "\\SNGS-DEMO\\Test\\MyPubPoint.nsc";
       //string MyNSCURL = "\\SNGS-DEMO\\Test\\MyPubPoint.nsc";
       // string MyASXFile = "\\SNGS-DEMO\\Test\\MyPubPoint.asx";
       PushDist.AutoRemovePublishingPoint = true;
       // Generate the announcement file.
       PushDist.ServerName = strServerName;
       PushDist.PublishingPoint = strPubPoint;
       PushDist.Template = strPubTemplate;

       // PushDist.GenerateMulticastInfoFile(MyNSCFile);
      // PushDist.GenerateAnnouncementFile(MyNSCURL, MyASXFile);

       // Retrieve the IWMSPublishingPoints object.
       //PubPoints = winMServer.PublishingPoints;
       // Create a new WMSServer object.
       winMServer = new WMSServer();
       winMServer.AllowClientsToConnect = true;

       // Retrieve the IWMSPlugin object for the
       // WMS Publishing Points ACL Authorization plug-in.
       //Plugin = winMServer.EventHandlers["WMS Publishing Points ACL Authorization"];
       // Retrieve the administrative interface for the
       // WMS Publishing Points ACL Authorization plug-in.
       //IWMSACLCheckAdmin ACLCheckAdmin = (IWMSACLCheckAdmin)Plugin.CustomInterface;
       // Retrieve the list of access control entries.
       //IWMSAccessControlList AccessCtrlList = ACLCheckAdmin.AccessControlList;

        //// Specify the push distribution variables, including the Windows Media
       //// server name, publishing point, and announcement files.

       wmEncoder.OnStateChange += new _IWMEncoderEvents_OnStateChangeEventHandler(wmEncoder_OnStateChange);
       wmEncoder.OnSourceStateChange += new _IWMEncoderEvents_OnSourceStateChangeEventHandler(wmEncoder_OnSourceStateChange);
       //Server Credentials
       wmEncoder.PrepareToEncode(true);
       wmEncoder.Start();
     }
     catch (Exception e)
     {
       // TODO: Handle exceptions.
     }
   }

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