用openCV编写的SURF特征检测方法，此代码只供学习交流，版权归原作者所有，如有商业利用请于原作者liuliu联系。

用openCV编写的SURF特征检测方法，此代码只供学习交流，版权归原作者所有，如有商业利用请于原作者liuliu联系。-SURF prepared by openCV feature detection methods, this code is for learning exchanges, and belongs to original author, if the commercial exploitation of liuli