libopencv_viz.so未定义使用

本文详细介绍了在使用CMake编译时遇到OpenCV viz模块链接失败的问题及解决过程。作者分享了如何通过更新viz模块和正确配置CMakeLists.txt来成功链接viz库,实现三维显示。

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在编译cpp文件时 ,调用opencv中的viz模块,本身是安装了viz模块的,但是调用出现viz未定义使用的错误,意思就是找不到次模块,发现有一个类似的错误
https://blog.youkuaiyun.com/huojh1/article/details/52736836
采用g++编译通过,当然是需要链接上viz模块的地址,尝试了该方法,可以通过,心中窃喜,但是我是采用cmakelist编译,所以可能需要在cmakelist中加点语言

cmake_minimum_required(VERSION 2.8.12)
project(demo)

find_package(OpenCV REQUIRED)
#此处需要添加viz链接库
file(GLOB_RECURSE VTK_LIB "/usr/local/lib/libopencv_viz.so")

include_directories(${OpenCV_INCLUDE_DIRS})
add_executable(demo demo.cpp)

TARGET_LINK_LIBRARIES(demo
        ${OpenCV_LIBS}
        ${VTK_LIB}
        )

这里真的有必要继续更新一下,毕竟花费了我很长时间。首先说一下,由于我长时间没用viz,再次使用的时候发现出问题了,可能是由于我安装了其他的东西,问题是找不到viz链接库,但是在/usr/local/lib文件下明明是有libopencv_viz.so的,所以这个问题就转化为/usr/local/lib下的.so文件重置,网上关于这个的教程一大把,但是并无用。百般无奈,尝试更新viz,sudo apt-get install libvtk5-dev,终于搞定,三维显示出来了。

FAILED: untitled : && /usr/bin/c++ -O3 -DNDEBUG -Wl,--dependency-file=CMakeFiles/untitled.dir/link.d CMakeFiles/untitled.dir/main.cpp.o -o untitled -Wl,-rpath,/usr/lib/x86_64-linux-gnu/openmpi/lib -lfltk /usr/lib/x86_64-linux-gnu/openmpi/lib/libmpi.so -lsqlite3 -ldl -lpthread /usr/lib/x86_64-linux-gnu/libopencv_stitching.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_alphamat.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_aruco.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_barcode.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_bgsegm.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_bioinspired.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_ccalib.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_cvv.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_dnn_objdetect.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_dnn_superres.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_dpm.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_face.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_freetype.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_fuzzy.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_hdf.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_hfs.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_img_hash.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_intensity_transform.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_line_descriptor.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_mcc.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_quality.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_rapid.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_reg.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_rgbd.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_saliency.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_shape.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_stereo.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_structured_light.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_superres.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_surface_matching.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_tracking.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_videostab.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_viz.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_wechat_qrcode.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_xobjdetect.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_xphoto.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_highgui.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_datasets.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_plot.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_text.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_ml.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_phase_unwrapping.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_optflow.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_ximgproc.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_video.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_videoio.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_imgcodecs.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_objdetect.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_calib3d.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_dnn.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_features2d.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_flann.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_photo.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_imgproc.so.4.6.0 /usr/lib/x86_64-linux-gnu/libopencv_core.so.4.6.0 && : /usr/bin/ld: CMakeFiles/untitled.dir/main.cpp.o: in function `main': main.cpp:(.text.startup+0xb): undefined reference to `fl_register_images()' collect2: error: ld returned 1 exit status ninja: build stopped: subcommand failed.
最新发布
06-24
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