Dongfeng Shuaike, my car computer had been broken for two years, and I finally managed to make one: Windows 11 Arm64 + Raspberry Pi 4B.
Use Raspberry Pi to swipe an Android TV to make a TV box, and use your phone as a remote control to control it.
Try setting up OpenWRT on Raspberry Pi to access intranet services (NAS, Web, USB Printer, BT Cloud Drive, etc. for offline downloads...) ）
Solution:
1. Python + opencv + tesseract to implement OCR. If the recognition rate of the open-source model is unacceptable, the recognition model needs to be trained
2. Send the recognition results to the web via HTTP
The simulated fire extinguishing equipment consists of two parts: a simulated flame and a simulated fire extinguisher. For the flame section, three solutions were tried: a fan blowing red cloth with lighting, a fan blowing steam with lighting, and projection. The core requirement addressed is to achieve aiming determination.