If there are any friends from China, we can communicate.

[websocketing]

I have encountered problems in development. I hope to have friends from China to communicate about real-time viewfinder.

I have encountered problems in development. I hope to have friends from China to communicate about real-time viewfinder. Or there are friends who are willing to help. The problem I encounter now is that I install gPhoto2 on Linux and develop an app to view the preview. Unfortunately, the screen is very delayed