https://blog.csdn.net/hongbin_xu/article/details/78878745
https://download.csdn.net/download/hongbin_xu/10170440
优图api
https://ai.qq.com/doc/ocridcardocr.shtml
https://github.com/tonyiweb/face_merge_master
http://matthewearl.github.io/2015/07/28/switching-eds-with-python/
