CMAKE_TWEAK_VERSION is defined to0for compatibility with code written for older CMake versions that may have defined higher values.Because in CMake versions 2.8.2 through 2.8.12, this variable holds the fourth version number component of theCMAKE_VERSIONvariable. CMAKE_BINARY_DIR The path to ...
而你又没有权限或者为了兼容不能修改系统的OpenCV，这个时候你就得自己编译OpenCV，然后在需要的代码里面...