针对你遇到的“undefined reference to `cv::imread(std::string const&, int)'”问题,我们可以从以下几个方面进行排查和解决: 确认cv::imread函数的正确声明和所在库: cv::imread函数是OpenCV库中用于读取图像的函数,其声明通常位于<opencv2/imgcodecs.hpp>头文件中。确保你的代码中已经包含了该头文件...
main.cpp:(.text+0x179): undefined reference to cv::imread(std::string const&, int)' main.cpp:(.text+0x567): undefined reference to cv::imshow(std::string const&, cv::_InputArray const&)' main.cpp:(.text+0x856): undefined reference to cv::imshow(std::string const&, cv::_InputAr...
用cmake编译时出现这个问题: undefined reference to cv::imread(std::__cxx11::basic_string… 对‘cv::imread(std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&, int)’未定义的引用 新版本的opencv 把读取从链接库libopencv_highgui中剥离出来多了一个libopencv...
test.cpp:(.text+0xc0): undefined reference to`cv::imread(std::string const&, int)' test.cpp:(.text+0x11f): undefined reference to`cv::_OutputArray::_OutputArray(cv::Mat&)' This is a linker issue. Try: g++ -o test_1 test_1.cpppkg−configopencv−−cflags−−libspkg-conf...
opencv报错: test.cpp:(.text+0xc0): undefined reference to `cv::imread(std::string const&, int)' test.cpp:(.text+0x11f): undefined reference to `cv::_OutputArray::_OutputArray(cv::Mat&)' This is a linker issue. Try: g++ -o test_1 test_1.cpp ` pkg-config opencv --cflags -...
undefined reference to `cv::imread(std::string const&, int)' undefined reference to `cv::noArray()' undefined reference to `cv::_OutputArray::_OutputArray(cv::Mat&)' undefined reference to `cv::_InputArray::_InputArray(cv::Mat const&)' ...
undefined reference to `cv::imread(std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&, int)' The version of opencv you installed is incorrect. You should install opencv2, for example: vcpkg install opencv2: x64-windows. In addition, in the CMakeList.txt file...
undefined reference to 'cv::String::deallocate()' 解决方法:在CMakeLists.txt(目录opencv3.4.2\opencv\sources)加入安装OpenCV的版本号: 将 find_package( OpenCV REQUIRED ) 更改为 find_package( OpenCV 3 REQUIRED ) 。 方法2 修改QT项目内的.pro文件中的静态库(libopencv_*.dll.a)的链接路径,由相对路...
[build] D:/WORK/opencvproj/helloworld.cpp:9: undefined reference to `cv::imread(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, int)' [build] D:/keypro/mingw64posix/bin/../lib/gcc/x86_64-w64-mingw32/13.1.0/../../../../x86_64-...
undefined reference to 'cv::String::deallocate()' 解决方法:在CMakeLists.txt(目录opencv3.4.2\opencv\sources)加入安装OpenCV的版本号: 将 find_package( OpenCV REQUIRED ) 更改为 find_package( OpenCV 3 REQUIRED ) 。 方法2 修改QT项目内的.pro文件中的静态库(libopencv_*.dll.a)的链接路径,由相对路...