View remote camera with TTGO-T-Watch

1. The server:

• Hardware: Raspberry Pi (with camera)

• Directory: raspberry_server

• Run: python camera_server.py

• Note: Some wifi cameras directly support the mjpg streaming protocol with mjpg server capability.

2. Client 1

• Hardware: TTGO T-WATCH

• Directory: TTGO_T_Watch_See_Camera Need to adjust router account, password, Raspberry Pi IP

• Compilation tool arduino development board select TTGO T-Watch, set port, compile and burn to TTGO T-WATCH

• Operation: Turn on the computer, and after connecting to the router, press the second button to view the remote camera camera for 60 seconds

• Read a picture from a remote camera through an http interaction, and repeat many times    

• Demo function for learning

• FPS is about 1, one per second, slow    

3. Client 2

• Improved version above

• Hardware: TTGO T-WATCH

• Directory: TTGO_T_Watch_See_mjpg Need to adjust router account, password, Raspberry Pi IP

• Operation: Turn on the computer, and after connecting to the router, press the second button to view the remote camera for an unlimited time

• mjpg transmission protocol, request once, return jpg images infinitely, high interaction efficiency

• FPS is about 6, 6 frames per second, the time is mainly spent in parsing jpg and graphic display, limited to hardware level, not easy to improve    

• Hardware effect: