|Microsoft DirectX 9.0|
The IBasicAudio object supports the audio component of the filter graph. It allows access to volume and balance functionality. To use this object, declare a variable of type IBasicAudio and set it equal to the FilgraphManager object:
Dim mGraph As New FilgraphManager Dim iAudio As IBasicAudio Set iAudio = mGraph
Include a reference in your project to "ActiveMovie control type library" (Quartz.dll).
The IBasicAudio object exposes the following properties.
|Balance||Sets or retrieves the audio balance.|
|Volume||Sets or retrieves the audio volume.|