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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 |