I got errors while building this project

[JoestarK]

CMakeFiles/coloring.dir/src/coloring-node.cpp.o: In function cv::String::String(char const*)': /usr/local/include/opencv2/core/cvstd.hpp:618: undefined reference tocv::String::allocate(unsigned long)' CMakeFiles/coloring.dir/src/coloring-node.cpp.o: In function cv::String::~String()': /usr/local/include/opencv2/core/cvstd.hpp:660: undefined reference tocv::String::deallocate()' CMakeFiles/coloring.dir/src/coloring-node.cpp.o: In function cv::Mat::Mat(int, int, int, void*, unsigned long)': /usr/local/include/opencv2/core/mat.inl.hpp:413: undefined reference tocv::error(int, cv::String const&, char const, char const, int)' CMakeFiles/coloring.dir/src/Image.cpp.o: In function but_calibration_camera_velodyne::Image::Image::computeIDTEdgeImage(cv::Mat&)': /home/zzwu/but_velo/src/but_velodyne/but_calibration_camera_velodyne/src/Image.cpp:123: undefined reference tocv::normalize(cv::_InputArray const&, cv::_InputOutputArray const&, double, double, int, int, cv::_InputArray const&)' CMakeFiles/coloring.dir/src/Velodyne.cpp.o: In function but_calibration_camera_velodyne::Velodyne::Velodyne::project(cv::Mat, cv::Rect_<int>, pcl::PointCloud<but_calibration_camera_velodyne::Velodyne::Point>*)': /home/zzwu/but_velo/src/but_velodyne/but_calibration_camera_velodyne/src/Velodyne.cpp:75: undefined reference tocv::normalize(cv::_InputArray const&, cv::_InputOutputArray const&, double, double, int, int, cv::_InputArray const&)' CMakeFiles/coloring.dir/src/Velodyne.cpp.o: In function but_calibration_camera_velodyne::Velodyne::Velodyne::depthSegmentation(int)': /home/zzwu/but_velo/src/but_velodyne/but_calibration_camera_velodyne/src/Velodyne.cpp:225: undefined reference tocv::normalize(cv::_InputArray const&, cv::_InputOutputArray const&, double, double, int, int, cv::_InputArray const&)' collect2: error: ld returned 1 exit status make[2]: [/home/zzwu/but_velo/devel/lib/but_calibration_camera_velodyne/coloring] Error 1 make[1]: [but_velodyne/but_calibration_camera_velodyne/CMakeFiles/coloring.dir/all] Error 2 make[1]: Waiting for unfinished jobs.... /usr/bin/ld: warning: libboost_system.so.1.54.0, needed by /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../lib/libpcl_common.so, may conflict with libboost_system.so.1.58.0 /usr/bin/ld: warning: libboost_thread.so.1.54.0, needed by /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../lib/libpcl_common.so, may conflict with libboost_thread.so.1.58.0 /usr/bin/ld: warning: libboost_filesystem.so.1.54.0, needed by /usr/lib/gcc/x86_64-linux-gnu/4.8/../../../../lib/libpcl_io.so, may conflict with libboost_filesystem.so.1.58.0 /usr/bin/ld: warning: libboost_regex.so.1.54.0, needed by /opt/ros/indigo/lib/libcv_bridge.so, may conflict with libboost_regex.so.1.58.0 CMakeFiles/calibration.dir/src/calibration-node.cpp.o: In function operator<<': /usr/local/include/opencv2/core/persistence.hpp:1076: undefined reference tocv::operator<<(cv::FileStorage&, cv::String const&)' CMakeFiles/calibration.dir/src/calibration-node.cpp.o: In function writeAllInputs()': /home/zzwu/but_velo/src/but_velodyne/but_calibration_camera_velodyne/src/calibration-node.cpp:58: undefined reference tocv::imwrite(cv::String const&, cv::_InputArray const&, std::vector<int, std::allocator > const&)' /home/zzwu/but_velo/src/but_velodyne/but_calibration_camera_velodyne/src/calibration-node.cpp:59: undefined reference to cv::FileStorage::FileStorage(cv::String const&, int, cv::String const&)' CMakeFiles/calibration.dir/src/calibration-node.cpp.o: In functionoperator<< ': /usr/local/include/opencv2/core/persistence.hpp:1064: undefined reference to `cv::error(int, cv::String const&, char const, char const, int)' /usr/local/include/opencv2/core/persistence.hpp:1065: undefined reference to cv::write(cv::FileStorage&, cv::String const&, cv::Mat const&)' CMakeFiles/calibration.dir/src/calibration-node.cpp.o: In functioncv::String::String(char const)': /usr/local/include/opencv2/core/cvstd.hpp:618: undefined reference to cv::String::allocate(unsigned long)' CMakeFiles/calibration.dir/src/calibration-node.cpp.o: In functioncv::String::~String()': /usr/local/include/opencv2/core/cvstd.hpp:660: undefined reference to cv::String::deallocate()' CMakeFiles/calibration.dir/src/calibration-node.cpp.o: In functioncv::Mat::Mat(int, int, int, void, unsigned long)': /usr/local/include/opencv2/core/mat.inl.hpp:413: undefined reference to `cv::error(int, cv::String const&, char const, char const, int)' CMakeFiles/calibration.dir/src/Image.cpp.o: In function but_calibration_camera_velodyne::Image::Image::computeIDTEdgeImage(cv::Mat&)': /home/zzwu/but_velo/src/but_velodyne/but_calibration_camera_velodyne/src/Image.cpp:123: undefined reference tocv::normalize(cv::_InputArray const&, cv::_InputOutputArray const&, double, double, int, int, cv::_InputArray const&)' CMakeFiles/calibration.dir/src/Velodyne.cpp.o: In function `but_calibration_cameravelodyne::Velodyne::Velodyne::project(cv::Mat, cv::Rect, pcl::PointCloud)': /home/zzwu/but_velo/src/but_velodyne/but_calibration_camera_velodyne/src/Velodyne.cpp:75: undefined reference to cv::normalize(cv::_InputArray const&, cv::_InputOutputArray const&, double, double, int, int, cv::_InputArray const&)' CMakeFiles/calibration.dir/src/Velodyne.cpp.o: In functionbut_calibration_camera_velodyne::Velodyne::Velodyne::depthSegmentation(int)': /home/zzwu/but_velo/src/but_velodyne/but_calibration_camera_velodyne/src/Velodyne.cpp:225: undefined reference to `cv::normalize(cv::_InputArray const&, cv::_InputOutputArray const&, double, double, int, int, cv::_InputArray const&)' collect2: error: ld returned 1 exit status make[2]: ** [/home/zzwu/but_velo/devel/lib/but_calibration_camera_velodyne/calibration] Error 1 make[1]: [but_velodyne/but_calibration_camera_velodyne/CMakeFiles/calibration.dir/all] Error 2 [ 59%] Linking CXX shared library /home/zzwu/but_velo/devel/lib/libbutvelo_laserscan_nodelet.so [ 62%] Linking CXX shared library /home/zzwu/but_velo/devel/lib/libbutvelo_groundmap_nodelet.so [ 65%] Linking CXX executable /home/zzwu/but_velo/devel/lib/but_velodyne_proc/laser_scan [ 65%] Built target butvelo_laserscan_nodelet [ 68%] Linking CXX executable /home/zzwu/but_velo/devel/lib/but_velodyne_proc/ground_map [ 68%] Built target butvelo_groundmap_nodelet [ 68%] Built target laser_scan [ 68%] Built target ground_map [ 71%] Linking CXX shared library /home/zzwu/but_velo/devel/lib/libbutvelo_cloudassembler_nodelet.so [ 71%] Built target butvelo_cloudassembler_nodelet [ 75%] Linking CXX executable /home/zzwu/but_velo/devel/lib/but_velodyne_proc/cloud_assembler [ 75%] Built target cloud_assembler make: *** [all] Error 2 Invoking "make -j12 -l12" failed

[JoestarK]

opencv version 3.0.0 ubuntu 14.04LTS

[martin-velas]

Hi! These packages were made using OpenCV version 2.4.9 and I do not expect compatibility with v3. Try 2.4.9 please.

[JoestarK]

@martin-velas Thanks! I just built but_velodyne_odom and but_velodyne_proc , ignored the first one. That works....