好像装了个放视频的软件,就没有声音了.后面网上搜到了一个简单粗暴的办法,效果很明显,改变权限后直接就有声音了. -----------------------------------------------搬运工分割线-------------------------------------------------- 今天突然遇到系统没声音,查找问题: 根源在于用户失去了访问audio设备的权限.可以通过命令 ls -la /dev/snd 来查看音频设备的使用权限.比如在我的系统下,输出 to
详细Ubuntu18.04,CUDA9.0,OpenCV3.1,Tensorflow完全配置指南 问题1:使用Cmake编译opencv源码 CMake Error: The following variables are used in this project, but they are set to NOTFOUND. Please set them or make sure they are set and tested correctly in the CMake files: CUD