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IWMSAdminMulticastSink.UnicastRolloverURL (Visual Basic .NET)

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IWMSAdminMulticastSink.UnicastRolloverURL (Visual Basic .NET)

The UnicastRolloverURL property specifies and retrieves the custom unicast rollover URL to be used to redirect clients when a multicast session request fails.

Syntax

  IWMSAdminMulticastSink
  .UnicastRolloverURL = String
String = IWMSAdminMulticastSink.UnicastRolloverURL

Property Value

A String containing the unicast URL.

If this property fails, it throws an exception.

Number Description
0x8007000E The server could not allocate memory to copy the rollover URL to a local variable.

Remarks

A unicast rollover URL can be either a custom or default type. For more information, see the IWMSAdminMulticastSink.UnicastRolloverURLOptions property.

Example Code

Imports Microsoft.WindowsMediaServices.Interop
Imports System.Runtime.InteropServices

Private Sub SetRolloverURL()

    ' Declare variables.
    Dim Server As WMSServer
    Dim BCPubPoint As IWMSBroadcastPublishingPoint
    Dim Plugin As IWMSPlugin
    Dim AdminMulticastSink As IWMSAdminMulticastSink

Try
    ' Create the WMSServer object.
    Server = New WMSServer()

    ' Add a new broadcast publishing point.
    BCPubPoint = Server.PublishingPoints.Add("NewPubPoint", _
         WMS_PUBLISHING_POINT_CATEGORY.WMS_PUBLISHING_POINT_BROADCAST, _
         "Push:*")

    ' Retrieve the plug-in to be configured.
    Plugin = BCPubPoint.BroadcastDataSinks.Item( _
         "WMS Multicast Data Writer")

    ' Retrieve the custom interface of the plug-in.
    AdminMulticastSink = Plugin.CustomInterface

    ' Set the default unicast rollover URL.
    AdminMulticastSink.UnicastRolloverURL = "rtsp://server/pubpoint"

Catch excCom As COMException
    ' TODO: Handle COM exceptions.
Catch exc As Exception
    ' TODO: Handle errors.
Finally
    ' TODO: Clean-up code goes here.
End Try

End Sub

Requirements

Reference: Add a reference to Microsoft.WindowsMediaServices.

Namespace: Microsoft.WindowsMediaServices.Interop.

Assembly: Microsoft.WindowsMediaServices.dll.

Library: WMSServerTypeLib.dll.

Platform: Windows Server 2003, Enterprise Edition; Windows Server 2003, Datacenter Edition; Windows Server 2008 Enterprise; Windows Server Datacenter.

See Also

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