Class AutoLock

deps/opencv/modules/core/src/alloc.cpp:160–165

#endif //WIN32

struct AutoLock
{
    AutoLock(CriticalSection& _cs) : cs(&_cs) { cs->lock(); }
    ~AutoLock() { cs->unlock(); }
    CriticalSection* cs;
};

const size_t MEM_BLOCK_SIGNATURE = 0x01234567;
const int MEM_BLOCK_SHIFT = 14;