askaquestion-rpi

A hardware prototype based on Raspberry Pi to ask a question

Requirements on RaspberryPi

• FFMPEG
• Python 3.x
• Linux OS
• OpenCV
• dlib
• face_recognition
• shortuuid
• Tkinter
• python-vlc
• requests_toolbelt

For Installation instructions of dlib and face_recognition, refer, https://github.com/ageitgey/face_recognition

Requirements for Spring-Boot-RestAPI

• Java JDK
• MongoDB

Usage - Command Line Operation

Use the following command to run in the CLI mode,

python3 main_cli.py

Usage - GUI Mode (on raspberry pi)

When running on the raspberry pi, check that in config.py,

RPI = True

and start the program using,

python3 main_rpi.py

Usage - GUI Mode (on a computer with no GPIO)

When you are not on raspberry pi, You need an additional library, keyboard

To install, use the following command,

pip3 install keyboard

then check that in config.py,

RPI = False

and start the program using,

sudo python3 main_rpi.py

To connect to the device via SSH

You need to be on the same local network as the Raspberry Pi device. Then, you can check the IP Address of the device by Long Pressing the Sync Button , suppose the IP Address is 192.168.43.149, then ssh can be done using the following command

ssh [email protected]

When prompted for password, enter rpi as the password.

NOTE: Press CTRL + C immediately to stop the device from trying to auto-start the gui program in terminal.

To reset the device

To delete existing database, face encodings and saved question & answers from the device, run

python3 reset.py