OpenCV编译遇到的一个常见错误-./bin: error while loading shared libraries: libopencv_highgui.so.3.2: cannot open
2017-08-17 21:41
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首先给出错误截图;
下面转载一个很好的解决方案。操作正确,是可以解决的。
在ubuntu 下用Qt写OpenCV的程序运行出现error while loading shared libraries: libopencv_highgui.so.2.4 错误,是opencv的库路径没有设置好。
参考:http://wenku.baidu.com/link?url=3GwCKjVbDJn4o8jpPWG4Uljqplh_rKVF6-a6SIrSR7axoq-cimkx7L8ZZUnfLzyURYTYhh7XxSLSM6UTvXOK7of9P7Bp_Ht2R5mgAhaKpZG
接下来要给系统加入opencv库的环境变量(也就是库存放的路径,注意不是解压路径)
第一步
用gedit打开/etc/ld.so.conf,注意要用sudo打开获得权限,不然无法修改,
如:sudo gedit /etc/ld.so.conf,在文件中加上一行 /usr/loacal/lib,/user/loacal是opencv安装路径 就是makefile中指定的安装路径
加了之后的变为
第二步
再运行sudo ldconfig,
修改bash.bashrc文件,sudo gedit /etc/bash.bashrc
在文件末尾加入:
PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/usr/local/lib/pkgconfig
export PKG_CONFIG_PATH
加后的图:
第三步
然后source /etc/bash.bashrc
可以正常运行了。
下面转载一个很好的解决方案。操作正确,是可以解决的。
在ubuntu 下用Qt写OpenCV的程序运行出现error while loading shared libraries: libopencv_highgui.so.2.4 错误,是opencv的库路径没有设置好。
参考:http://wenku.baidu.com/link?url=3GwCKjVbDJn4o8jpPWG4Uljqplh_rKVF6-a6SIrSR7axoq-cimkx7L8ZZUnfLzyURYTYhh7XxSLSM6UTvXOK7of9P7Bp_Ht2R5mgAhaKpZG
接下来要给系统加入opencv库的环境变量(也就是库存放的路径,注意不是解压路径)
第一步
用gedit打开/etc/ld.so.conf,注意要用sudo打开获得权限,不然无法修改,
如:sudo gedit /etc/ld.so.conf,在文件中加上一行 /usr/loacal/lib,/user/loacal是opencv安装路径 就是makefile中指定的安装路径
加了之后的变为
第二步
再运行sudo ldconfig,
修改bash.bashrc文件,sudo gedit /etc/bash.bashrc
在文件末尾加入:
PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/usr/local/lib/pkgconfig
export PKG_CONFIG_PATH
加后的图:
第三步
然后source /etc/bash.bashrc
可以正常运行了。
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