IMFAudioStreamVolume::SetChannelVolume method (mfidl.h)

Sets the volume level for a specified channel in the audio stream.

Syntax

HRESULT SetChannelVolume(
  UINT32      dwIndex,
  const float fLevel
);

Parameters

dwIndex

Zero-based index of the audio channel. To get the number of channels, call IMFAudioStreamVolume::GetChannelCount.

fLevel

Volume level for the channel.

Return value

The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.

Return code Description
S_OK
The method succeeded.

Requirements

   
Minimum supported client Windows Vista [desktop apps only]
Minimum supported server Windows Server 2008 [desktop apps only]
Target Platform Windows
Header mfidl.h
Library Mfuuid.lib

See also

IMFAudioStreamVolume

Streaming Audio Renderer