經常在Visual Studio中遇到如下的編譯問題:
錯誤 1 error C4996: 'fopen': This function or variable may be unsafe. Consider using fopen_s instead. To disable deprecation, use _CRT_SECURE_NO_WARNINGS. See online help for details. d:\opencv2.4.8\opencv\build\include\opencv2\flann\logger.h 66 1 cvBlob
就是提示不安全問題,類似的問題還有printf_s等,解決的辦法在編譯信息中也提示了,就是添加_CRT_SECURE_NO_WARNINGS忽略。具體的做法是:
在Project Properties -> Configuration Properties -> C/C++ -> Preprocessor -> Preprocessor Definitions中添加_CRT_SECURE_NO_DEPRECATE就OK了。