IAudioEndpointVolumeEx interface (endpointvolume.h)

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.

Inheritance

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

Methods

The IAudioEndpointVolumeEx interface has these methods.

 
IAudioEndpointVolumeEx::GetVolumeRangeChannel

The GetVolumeRangeChannel method gets the volume range for a specified channel.

Requirements

Requirement Value
Minimum supported client Windows 7 [desktop apps only]
Minimum supported server Windows Server 2008 R2 [desktop apps only]
Target Platform Windows
Header endpointvolume.h

See also

Core Audio Interfaces

EndpointVolume API

IAudioEndpointVolume

IMMDevice::Activate

ISimpleAudioVolume Interface