使用Opencv3.2出现l error C4996:fopen

------ 已启动生成: 项目: test, 配置: Debug x64 ------
1> test.cpp
1>e:vs2015opencvopencv3.2opencvuildincludeopencv2coremat.hpp(2586): warning C4819: 该文件包含不能在当前代码页(936)中表示的字符。请将该文件保存为 Unicode 格式以防止数据丢失
1>e:vs2015opencvopencv3.2opencvuildincludeopencv2corepersistence.hpp : warning C4819: 该文件包含不能在当前代码页(936)中表示的字符。请将该文件保存为 Unicode 格式以防止数据丢失
1>e:vs2015opencvopencv3.2opencvuildincludeopencv2coreutility.hpp : warning C4819: 该文件包含不能在当前代码页(936)中表示的字符。请将该文件保存为 Unicode 格式以防止数据丢失
1>e:vs2015opencvopencv3.2opencvuildincludeopencv2coreutility.hpp : warning C4819: 该文件包含不能在当前代码页(936)中表示的字符。请将该文件保存为 Unicode 格式以防止数据丢失
1>e:vs2015opencvopencv3.2opencvuildincludeopencv2flannlogger.h(66): 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.
1> c:program files (x86)windows kits10include10.0.10150.0ucrtstdio.h(205): note: 参见“fopen”的声明

_CRT_SECURE_NO_WARNINGS