WMEncDataView.StartView
The StartView method starts displaying a specific media stream.
Syntax
WMEncDataView.StartView(lStreamCookie)
Parameters
lStreamCookie
[in] Long containing the stream ID.
Return Values
This method does not return a value.
Example Code
' Create a WMEncoder object.
Dim Encoder As WMEncoder
Set Encoder = New WMEncoder
' Configure the encoding session including the input sources,
' the profile, and the output.
' Retrieve an IWMEncDataViewCollection object from the
' video source object to display a postview.
Dim DVColl_Postview As IWMEncDataViewCollection
Set DVColl_Postview = SrcVid.PostviewCollection
' Create a WMEncDataView object.
Dim Postview As WMEncDataView
Set Postview = New WMEncDataView
' Add the WMEncDataView object to the collection.
Dim lPostviewStream As Long
lPostviewStream = DVColl_Postview.Add(Postview)
' Start encoding.
Encoder.Start
' Display the stream postview in a frame called PostviewFrame.
Postview.SetViewProperties lPostviewStream, PostviewFrame.hWnd
Postview.StartView (lPostviewStream)
Requirements
Reference: Windows Media Encoder Preview Control
Library: wmprevu.dll
See Also