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MCIWNDM_SETVOLUME message

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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
Vfw.h

See also

MCIWndSetVolume