On Sun, 04 Feb 2018 08:33:20 +0000, Mike Parker wrote: > Though, I'm curious why anyone would want to declare a callback in a C++ > program as cdecl only on Windows and use the default C++ > convention everywhere else. I suggest you dig into it and make sure > that's what's intended. And good luck binding to OpenCV!
My guess would be that it's to prevent name mangling of functions in a generated DLL and the need for a DEF file.