IWMSBroadcastPublishingPoint.BufferSetting (Visual Basic .NET)

The BufferSetting property specifies and retrieves a member of the WMS_BUFFER_SETTING enumeration type indicating the amount of buffering that is done on a broadcast sink.

WMS_BUFFER_SETTING = BroadcastPublishingPoint.BufferSettingBroadcastPublishingPoint.BufferSetting = WMS_BUFFER_SETTING

Property Value

A member of the WMS_BUFFER_SETTING enumeration type indicating the amount of buffering that is done on a broadcast sink. This must be one of the following values.

Value

Description

WMS_BUFFER_SETTING_UNSPECIFIED

Reserved for future use.

WMS_BUFFER_SETTING_MINIMIZE_STARTUP_LATENCY

Instructs the server to buffer data ahead of the client connection so that when the client connects, the server can send data to it more quickly.

WMS_BUFFER_SETTING_PROPOGATION_LATENCY

Minimizes the amount of data the server buffers before streaming.

If this property fails, it returns an error number.

Number

Description

0xC00D145AL

The publishing point has already been removed.

Remarks

The default value is WMS_BUFFER_SETTING_MINIMIZE_STARTUP_LATENCY.

Example

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

Private Sub GetBufferSetting()

    ' Declare variables.
    Dim Server As WMSServer
    Dim PubPoints As IWMSPublishingPoints
    Dim PubPoint As IWMSPublishingPoint
    Dim BCPubPoint As IWMSBroadcastPublishingPoint
    Dim bsSetting As WMS_BUFFER_SETTING
    Dim i As Integer

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

    ' Retrieve the IWMSPublishingPoints object.
    PubPoints = Server.PublishingPoints

    ' Retrieve each publishing point and retrieve the
    ' IWMSBroadcastPublishingPoint object.
    For i = 0 To Server.PublishingPoints.Count – 1

        PubPoint = PubPoints.Item(i)
        If PubPoint.Type = WMS_PUBLISHING_POINT_TYPE.WMS_PUBLISHING_POINT_TYPE_BROADCAST Then
            BCPubPoint = PubPoint
            Exit For
        End If
    Next i

    ' Retrieve the buffer setting for the publishing point.
    bsSetting = BCPubPoint.BufferSetting

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 family, Windows Server 2008 family.

See Also

Reference

IWMSBroadcastPublishingPoint Object (Visual Basic .NET)

IWMSBroadcastPublishingPoint.BufferSetting (Visual Basic .NET)