undefined reference to 'cv::imread(cv::String const&, int)' undefined reference to 'cv::String::deallocate()' undefined reference to 'cv::imread(cv::String const&, int)' undefined reference to 'cv::String::deallocate()' undefined reference to 'cv::String::allocate(unsigned long)' undefin...
8 error: 'to_string' is not a member of 'std' 1 undefined reference to `cv::fastFree(void*)' 3 OpenCV java.lang.UnsatisfiedLinkError 7 Undefined Reference To 'cv::initModule_nonfree()' In Android 1 Undefined symbols for architecture arm64: "cv::String::deallocate()" 4 undefine...
/tmp/ccsulwjG.o: In function cv::String::~String()': tmp.cpp:(.text._ZN2cv6StringD2Ev[_ZN2cv6StringD5Ev]+0x14): undefined reference tocv::String::deallocate()' /tmp/ccsulwjG.o: In function cv::String::operator=(cv::String const&)': tmp.cpp:(.text._ZN2cv6St...
编译时 加上pkg-config --cflags --libs opencv 选项
答案是:通过引用计数机制(reference counting mechanism)来实现,由最后一个使用它的对象来清空。每次...
release/widget.o:widget.cpp:(.text+0x7c6):undefinedreferenceto`cv::Mat::deallocate()' release/widget.o:widget.cpp:(.text+0x7d4):moreundefinedreferencesto`cv::Mat::deallocate()' follow release/widget.o:widget.cpp:(.text+0x150b):undefinedreferenceto`cv::_OutputArray::_OutputArray(cv::Ma...
text+0x25af): undefined reference to `cv::CascadeClassifier::load(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)' release/widget.o:widget.cpp:(.text+0x268f): undefined reference to `cv::CascadeClassifier::load(std::__cxx11::basic_string<...
widget.cpp:(.text+0x6de): undefined reference to `cv::Mat::copySize(cv::Mat const&)'release/widget.o:widget.cpp:(.text+0x6f9): undefined reference to `cv::Mat::copySize(cv::Mat const&)'release/widget.o:widget.cpp:(.text+0x786): undefined reference to `cv::Mat::deallocate()'...
()' ../../lib/libopencv_core.so.4.0.0: undefined reference to `cv::_OutputArray::create(cv::Size_<int>, int, int, bool, int) const' ../../lib/libopencv_core.so.4.0.0: undefined reference to `cv::error(int, cv::String const&, char const*, char const*, int)' collect2:...
undefined reference to `cv::imshow(std::string const&, cv::_InputArray const&)' undefined reference to `cv::waitKey(int)' ... undefined reference to `cv::Mat::deallocate()' ... 网上查了下资料,大概说opencv的静态编译库没有链接到本程序中(也不知道对不对,望大家指正),于是找啊找啊,终于...