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IAudioEndpointVolume::GetChannelCount

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IAudioEndpointVolume::GetChannelCount

The GetChannelCount method gets a count of the channels in the audio stream that enters or leaves the audio endpoint device.

HRESULT GetChannelCount(
  UINT  *pnChannelCount
);

Parameters

pnChannelCount

[out]  Pointer to a UINT variable into which the method writes the channel count.

Return Value

If the method succeeds, it returns S_OK. If it fails, possible return codes include, but are not limited to, the values shown in the following table.

Return code Description
E_POINTER Parameter pnChannelCount is NULL.

Requirements

Client: Windows Vista

Header: Include Endpointvolume.h.

See Also

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