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| Microsoft DirectShow 9.0 |
IDvdInfo::GetCurrentAudio
- Note The IDvdInfo interface is deprecated. Use IDvdInfo2 instead.
Retrieves the number of available audio streams and the number of the currently selected audio stream.
Syntax
HRESULT GetCurrentAudio(
ULONG *pnStreamsAvailable,
ULONG *pnCurrentStream
);
Parameters
pnStreamsAvailable
[out] Pointer to the retrieved number of available audio streams
pnCurrentStream
[out] Pointer to the current stream number.
Return Value
Returns an HRESULT value.
| Return code | Description |
| E_UNEXPECTED | DVD is not initialized or domain is not DVD_DOMAIN_Title. |
| S_OK | Success. |
| VFW_E_DVD_INVALIDDOMAIN | Requested action is not supported on this domain (DVD_DOMAIN). |
| VFW_E_DVD_OPERATION_INHIBITED | Requested action cannot occur at this point in the movie due to the authoring of the current DVD-Video disc. |
Remarks
This method returns an error unless the domain is DVD_DOMAIN_Title. For more information, see DVD_DOMAIN.
Requirements
Reference: Dshow.h.
Library: Quartz.dll.
See Also