V4L2 Hardware accelerated video streaming with V4l2

 V4L2 image capture operation flowchart

1. v4l2 Device Open

2. 디바이스의 지원여부 확인

3. 이미지 포맺설정

4. 

사진출처 

 https://www.researchgate.net/publication/324172011

File 

https://elinux.org/images/1/13/Gabrielhuau.pdf

file:///home/kj/Downloads/Mobile-Device-Combine-the-Study-of-Image-Track-and-Surveillance-Monitor-System.pdf