IMiniportAudioEngineNode::GetDeviceChannelVolume method (portcls.h)
Gets the volume level for a given channel of the audio device.
Syntax
NTSTATUS GetDeviceChannelVolume(
[in] ULONG ulNodeId,
[in] UINT32 ulChannel,
[out] LONG *plVolume
);
Parameters
[in] ulNodeId
The ID for the node that represents the audio device.
[in] ulChannel
The audio device channel.
[out] plVolume
The current volume level for the audio device channel.
Return value
GetDeviceChannelVolume returns S_OK, if the call was successful. Otherwise, the method returns an appropriate error
code.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 8 |
| Minimum supported server | Windows Server 2012 |
| Target Platform | Universal |
| Header | portcls.h |