Hi All, I am having some problems with DllCall - specifically using mediainfo.dll. I have read the information with mediainfo.dll and also the info on dllcall - but for the life of me i can't understand it.... I simply want to make a call to mediainfo.dll and retrieve the Video codec information only. Can someone please help? The code below is what comes with the mediainfo.dll and this is the autoit example... ;Loading the DLL $DLL=DllOpen("MediaInfo.dll") ;Info $Info_Paramete