Unsolved How to use audioendpoints and mmdevapid in qt?
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I found a function for set windows master volume :
https://www.codeproject.com/Tips/233484/Change-Master-Volume-in-Visual-CplusplusI defined INCLUDEPATH and DEPENDPATH in my .pro
but can't compile
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Hi
I think you also need to link Ole32.dll -
thanks the problem solved!
Also one of my friends said add these lines like #include#pragma comment(lib, "strmiids")
#pragma comment(lib, "ole32")
#pragma comment(lib, "oleaut32")and it worked!