my opencv is 3.4.1 and use vs2017. I have add the .lib and folder and include path.
but error is 严重性 代码 说明 项目 文件 行 禁止显示状态 错误 LNK2019 无法解析的外部符号 "public: void __cdecl cv::Mat::copyTo(class cv::debug_build_guard::_OutputArray const &)const " (?copyTo@Mat@cv@@QEBAXAEBV_OutputArray@debug_build_guard@2@@Z)，该符号在函数 "public: class cv::Mat __cdecl cv::Mat::clone(void)const " (?clone@Mat@cv@@QEBA?AV12@XZ) 中被引用 FaceSwap D:\ss\test\FaceSwap\FaceSwap\FaceSwap.obj 1