但是当我做这个项目的时候 make -j6 它报告错误modules/videoio/CMakeFiles/opencv_videoio.dir/build.make:326: recipe for target'modules/videoio/CMakeFiles/opencv_videoio.dir/src/cap_v4l.cpp.
我试着按照从源代码构建OpenCV,但一直失败了大约17%。我尝试在一个干净的构建目录中构建它,以sudo的身份运行它,然后删除CMakeCache.txt文件(有类似的错误的人说这很有帮助)。/lib/libopencv_videoio.so
modules/videoio/CMakeFiles/opencv_videoio.dir/build.make:285: recipe for ta