IAudioEndpointVolumeEx interface

The IAudioEndpointVolumeEx interface provides volume controls on the audio stream to or from a device endpoint.

A client obtains a reference to the IAudioEndpointVolumeEx interface of an endpoint device by calling the IMMDevice::Activate method with parameter iid set to REFIID IID_IAudioEndpointVolumeEx.

Members

The IAudioEndpointVolumeEx interface inherits from IAudioEndpointVolume. IAudioEndpointVolumeEx also has these types of members:

Methods

The IAudioEndpointVolumeEx interface has these methods.

MethodDescription
GetVolumeRangeChannel

Gets the volume range for a specified channel.

 

Requirements

Minimum supported client

Windows 7 [desktop apps only]

Minimum supported server

Windows Server 2008 R2 [desktop apps only]

Header

Endpointvolume.h

See also

IAudioEndpointVolume
EndpointVolume API
IMMDevice::Activate
ISimpleAudioVolume Interface
Core Audio Interfaces

 

 

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