I also want other ppl to know how they can get their vlc plugin work under c++ windows enviroment! here's my piece of code: // stop vlc if it plays something vlc.stop(); HRESULT hr; SAFEARRAY *pSA; SAFEARRAYBOUND aDim[1]; aDim[0].lLbound= 0; aDim[0].cElements= 2; // create bstr safe array pSA= SafeA...