RefOrVoid 170 modules/core/include/opencv2/core/cvstd.hpp struct RefOrVoid { typedef T& type; }; RefOrVoid 173 modules/core/include/opencv2/core/cvstd.hpp struct RefOrVoid<void>{ typedef void type; }; RefOrVoid 176 modules/core/include/opencv2/core/cvstd.hpp struct RefOrVoid<const void>{ typedef const void type; }; RefOrVoid 179 modules/core/include/opencv2/core/cvstd.hpp struct RefOrVoid<volatile void>{ typedef volatile void type; }; RefOrVoid 182 modules/core/include/opencv2/core/cvstd.hpp struct RefOrVoid<const volatile void>{ typedef const volatile void type; };