opencv/highgui.go
func FOURCC(c1, c2, c3, c4 int8) uint32 {
	rv := C.GoOpenCV_FOURCC_(C.int(c1), C.int(c2), C.int(c3), C.int(c4))
	return uint32(rv)
}
func FOURCC(c1, c2, c3, c4 int8) uint32 {
	rv := C.GoOpenCV_FOURCC_(C.int(c1), C.int(c2), C.int(c3), C.int(c4))
	return uint32(rv)
}
// Prototype for CV_FOURCC so that swig can generate wrapper without mixing up the define