针对你遇到的编译错误 undefined reference to 'cv::imread(std::__cxx11::basic_string<char, ...',这通常意味着编译器在链接阶段找不到 cv::imread 函数的定义。下面是一些可能的解决步骤: 确认cv::imread 函数的用法和所需的库版本: 确保你使用的 OpenCV 版本支持 cv::imread 函数。在 OpenCV 中...
一、问题描述 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 二、原因 新版本的opencv 把读取从链接库libopencv_highgui中剥离出来多了...
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::imwrite(std::string ...
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...
undefined reference to `cv::VideoCapture::VideoCapture(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&, int)' /usr/local/bin/ld: CMakeFiles/darknet.dir/src/image_opencv.cpp.o: in function `show_image_frame_cv': /home/user/darknet/src/image...
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...
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...
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 -...
(cv::Stringconst&,cv::_InputArrayconst&,std::vector>const&)'build/src/seg_label_generator.o:In function `cv::String::~String()':seg_label_generator.cpp:(.text._ZN2cv6StringD2Ev[_ZN2cv6StringD5Ev]+0x14):undefined reference to `cv::String::deallocate()'build/src/seg_label_...
.build_release/lib/libcaffe-nv.so: undefined reference to cv::imread(cv::String const&, int)' .build_release/lib/libcaffe-nv.so: undefined reference tocv::imencode(cv::String const&, cv::_InputArray const&, std::vector >&, std::vector > const&)' ...