MCIWNDM_SETVOLUME message
The MCIWNDM_SETVOLUME message sets the volume level of an MCI device. You can send this message explicitly or by using the MCIWndSetVolume macro.
MCIWNDM_SETVOLUME
wParam = 0;
lParam = (LPARAM) (UINT) iVol;
Parameters
-
iVol
-
New volume level. Specify 1000 for normal volume level. Specify a higher value for a louder volume or a lower value for a quieter volume.
Return Value
Returns zero if successful or an error otherwise.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows 2000 Professional [desktop apps only] |
| Minimum supported server |
Windows 2000 Server [desktop apps only] |
| Header |
|