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IMFMediaEngine::SetVolume method (mfmediaengine.h)
Sets the audio volume level.
Syntax
HRESULT SetVolume(
[in] double Volume
);
Parameters
[in] Volume
The volume level. Volume is expressed as an attenuation level, where 0.0 indicates silence and 1.0 indicates full volume (no attenuation).
Return value
If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
Remarks
When the audio balance changes, the Media Engine sends an MF_MEDIA_ENGINE_EVENT_VOLUMECHANGE event. See IMFMediaEventNotify::EventNotify.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 8 [desktop apps | UWP apps] |
| Minimum supported server | Windows Server 2012 [desktop apps | UWP apps] |
| Target Platform | Windows |
| Header | mfmediaengine.h |
See also
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