[PATCH v5 0/1] MR2565: mmdevapi: Implement function 'AEV_SetMasterVolumeLevelScalar'

[Yeshun Ye (＠yeyeshun)]

There is an application uses DirectSound to play waves and uses IAudioEndpointVolume to adjust the volume, but there is no effect on the volume adjustment.

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  v5: mmdevapi: Implement function 'AEV_SetMasterVolumeLevelScalar'

https://gitlab.winehq.org/wine/wine/-/merge_requests/2565