IMSVidCtl::get_AudioRendererActive Method
This topic applies to Windows XP or later.
The get_AudioRendererActive method retrieves the audio renderer that is currently active.
Syntax
HRESULT get_AudioRendererActive(
[out] IMSVidAudioRenderer **ppVal
);
Parameters
- ppVal [out]
Address of a variable that receives an IMSVidAudioRenderer interface pointer. If no audio renderer is active, this parameter receives the value NULL.
Return Value
Returns an HRESULT value. Possible values include the following.
| Return code | Description |
|---|---|
S_OK |
Success. |
E_POINTER |
NULL pointer argument. |
Remarks
The returned IMSVidAudioRenderer interface has an outstanding reference count. The caller must release the interface.
Requirements
| Header | Declared in Dshow.h. |
| DLL | Requires Quartz.dll. |
See Also
IMSVidCtl Interface
IMSVidCtl::put_AudioRendererActive
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Build date: 12/4/2008