v4l2-ctl使用帮助可以参考:https://www.mankier.com/1/v4l2-ctl
1 v4l2-ctl --list-devices
列出所有设备
USB 2.0 Camera: USB Camera (usb-0000:00:14.0-9):/dev/video0/dev/video1
一个USB camera对应两个设备:一个是图像/视频采集,一…
命令行报错
npm install
npm WARN deprecated fsevents2.1.3: "Please update to latest v2.3 or v2.2"
npm WARN deprecated fsevents1.2.13: fsevents 1 will break on node v14 and could be using insecure binaries. Upgrade to fsevents 2.> heapdump0.3.…
问题场景 npm install安装时,报错如下:
gyp ERR! find VS msvs_version was set from command line or npm configgyp ERR! find VS - looking for Visual Studio version 2022gyp ERR! find VS VCINSTALLDIR not set, not running in VS Command Promp…