Hi In my application am able to play audio file. phonon volume slider/Qslider is able to control volume of application, but could not master volume.
I added this LIBS+=C:/WINDOWS/system/mmsystem.dll
but the problem is not solved, please help me.
yes i added QT+=phonon. Can u clarify what is execution directory. phonon4.dll is there in C:/Qt/2010.05/bin directory. Iam saving my projects in C:/Qt/MyProjects directory.