IDvdInfo2::GetCurrentAudio method (strmif.h)

The GetCurrentAudio method retrieves the number of available audio streams and the number of the currently selected audio stream.

Syntax

HRESULT GetCurrentAudio(
  [out] ULONG *pulStreamsAvailable,
  [out] ULONG *pulCurrentStream
);

Parameters

[out] pulStreamsAvailable

Receives the number of available audio streams.

[out] pulCurrentStream

Receives the currently selected audio stream number in the current title.

Return value

Returns one of the following HRESULT values.

Return code Description
S_OK
Success.
E_POINTER
Input arguments are invalid.
VFW_E_DVD_INVALIDDOMAIN
The DVD Navigator is not initialized or not in a valid domain.

Remarks

To get the available audio languages on the disc, call GetCurrentAudio and then call GetAudioLanguage for each stream, starting from zero through (pulStreamsAvailable - 1) to get the language content.

Requirements

   
Minimum supported client Windows XP [desktop apps only]
Minimum supported server Windows Server 2003 [desktop apps only]
Target Platform Windows
Header strmif.h (include Dshow.h)
Library Strmiids.lib

See also

DVD Applications

EC_DVD_AUDIO_STREAM_CHANGE

Error and Success Codes

IDvdInfo2 Interface