HardLaugh

patches的提取采样，我看代码里面要进行相似性变换，是不是如果只有keypoints但没有orientation等信息就没法用了

Weird infinite loop when cv.notify_all()

2

First of all, this is a very powerful library, regret having not met earlier follow the tutorial, start multiple threads, use condition variables to wait for finish. a strange thing...

hello, really want to know about use Alexandrescus ScopeGuard in boost::context? thanks a lot