- sudo apt install v4l-utils
- sudo apt-get install linux-generic
- reboot sandbox
- sudo modprobe videodev
- cd v4l2loopback
- sudo make
- sudo make install
- sudo depmod -a
- sudo modprobe v4l2loopback devices=4
- sudo apt-get install liblog4cpp5-dev libvpx-dev libx264-dev libx265-dev libjpeg-dev
- cd v4l2tools
- make
- g++ capture.c -o capture
- sudo ffmpeg -re -i input.mp4 -map 0:v -f v4l2 /dev/video1
- ./v4l2compress -f H264 /dev/video1 /dev/video0
- sudo v4l2-ctl --device /dev/video0 --all
- ./capture -f -o
- ffmpeg -loglevel trace -f h264 -i frame-73.raw frame-73.jpg