12-07-2008, 09:37 AM
Can use Windows API mixer functions. It is difficult. Completely different on Vista and XP. See SetAudioVolume sample in first topic in Resources subforum.
Easier way - find a COM (ActiveX) component. But most are not free. Some may not work on Vista.
Easier way - find a COM (ActiveX) component. But most are not free. Some may not work on Vista.
