医疗网站建设资讯,国内十大游戏公司排名,wordpress被墙,成网站建设这个问题的解决废了好大功夫#xff0c;最后google很多论坛才找到方法#xff0c;特此记录#xff0c;给大家节省时间
完整版本报错#xff1a;
/usr/bin/ld: /usr/local/lib/libgflags.a(gflags.cc.o): relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol _ZN22gfla…这个问题的解决废了好大功夫最后google很多论坛才找到方法特此记录给大家节省时间
完整版本报错
/usr/bin/ld: /usr/local/lib/libgflags.a(gflags.cc.o): relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol _ZN22gflags_mutex_namespace5MutexD1Ev which may bind externally can not be used when making a shared object; recompile with -fPIC
/usr/local/lib/libgflags.a(gflags.cc.o): in function google::(anonymous namespace)::FlagRegistry::GlobalRegistry():
gflags.cc:(.text0x1908): dangerous relocation: unsupported relocation
/usr/bin/ld: /usr/local/lib/libgflags.a(gflags.cc.o): relocation R_AARCH64_ADR_PREL_PG_HI21 against symbol _ZNSt6vectorINSt7__cxx1112basic_stringIcSt11char_traitsIcESaIcEEESaIS5_EED1Ev which may bind externally can not be used when making a shared object; recompile with -fPIC
/usr/local/lib/libgflags.a(gflags.cc.o): in function _GLOBAL__sub_I__ZN3fLS14FLAGS_flagfileB5cxx11E:
gflags.cc:(.text.startup0x2c0): dangerous relocation: unsupported relocation
collect2: error: ld returned 1 exit status
make[2]: *** [modules/sfm/CMakeFiles/opencv_sfm.dir/build.make:242: lib/libopencv_sfm.so.4.5.4] Error 1
make[1]: *** [CMakeFiles/Makefile2:8569: modules/sfm/CMakeFiles/opencv_sfm.dir/all] Error 2
make[1]: *** Waiting for unfinished jobs....静态库的链接出问题了我们重新编译一下并且编译成动态库就好了。 解决方法重新编译ffmpeg
cd .. git clone https://github.com/ffmpeg/ffmpeg cd ffmpeg
./configure --enable-pic -DBUILD_SHARED_LIBSON make make install对于在Orin上面的库报错
undefined reference to v4l2_open
undefined reference to v4l2_mmap
undefined reference to v4l2_munmap
undefined reference to v4l2_close需要在CMakeLists.txt里面手动target_link_libraries链接 v4l1 v4l2x86平台不需要我也没搞懂为啥
