LAPD-FEUP

Los Angeles Police Department Home Security System (ah ah)

Main Functionalities

• Intruder Detection with Object Detection system
• Livestream of camera feed
• History of actions and events - alerts have images of captured intruder
• News feed from PSP website
• When an intruder is detected, a buzzer rings and a push notification is sent to all users in the household

User Requirements

• As a Visitor, I want to log in through the app so that I can control the system
• As an User, I want to turn the system off through the app so that I can control its activity
• As an User, I want to turn the system on through the app so that I can start monitoring the area
• As an User, I want to access the camera feed in the app so that I can visualize the secured area anywhere and anytime
• As an User, I want to be informed with a push notification when the system senses someone so that I know that my house is insecure
• As an User, I want to view the history of past activities including previous alarms and actions so that I can keep track of past events
• As an User, I want to log out through the app so that no else has access to my account
• As an User, I want to see the news from the Polícia de Segurança Pública website,so that I can be informed of recent crimes and dangerous situations
• As an User, I want to see each of the pieces of news from the Polícia de Segurança Pública website in more detail, so that I can know what happened.

Setup

Raspberry Pi

• Run:

    sudo apt-get install libatlas-base-dev
    sudo apt-get install libjasper-dev
    sudo apt-get install libqtgui4
    sudo apt-get install python3-pyqt5
    sudo apt-get install libqt4-test

MongoDB

• Inside the folder api run docker-compose up
• In another terminal run docker exec -it api_mongo_1 mongo admin, which will open the mongo shell.
• Create admin user: db.createUser({ user: "root", pwd: "lapd", roles: [ { role: "userAdminAnyDatabase", db: "admin" } ] })
• Change to homesecurity database: use homesecurity
• Authenticate: db.auth("root", "lapd")
• Create homesecurity database and user: db.createUser({ user: "lapd", pwd: "lapd", roles: [{ role: "dbOwner", db: "homesecurity" }] }) , db.auth("lapd","lapd")

Flask API

• In the folder api_flask:
  • Download yolo config and weight files:
    • mkdir yolo
    • chmod +x yolo_models.sh
    • ./yolo_models
  • Create and activate virtualenv:
    • virtualenv venv
    • . venv/bin/activate
  • Install dependencies:
    • sudo apt-get install python3-pymongo
    • python -m pip install opencv-python Flask Flask-PyMongo flask-jwt-extended flask-bcrypt RPi.GPIO
  • Get YOLO models:
    • cd yolo
    • chmod +x yolo_models.sh
    • ./yolo_models.sh

Run

• In the folder api_flask do python3 server.py

Routes

• Authentication:

  • Sign In: :3000/login

• History:

  • List history: :3000/history

• Alarm

  • Start alarm: :3000/alarm
  • Stop alarm: :3000/alarm/stop
  • Alarm status: :3000/alarm/status

• Livestream

  • Start Livestream: :3000/livestream/start
  • Stop Livestream: :3000/livestream/stop
  • Access Livestream: :3000/livestream

• Sign in Webpage: :3000/