Smart Parking App

The Smart Parking App allows students and professors to move in a faster and efficient way around the University campus. It is developed as native Android app in Android Studio Bumblebee (2021.1.1) using Kotlin.

The app

• Login/Logout
• Get appointments to the calendar
• Search locations in the campus
• Get position from GPS / select custom origin
• Get from Google APIs the fastest route to destination (car/bike)
• Open Google Maps with the selected location
• Select additional bubble stops
• Multi User with custom appointments, destinations and bubble stops

Features

• MVVM pattern
• Coroutines
• Retrofit REST API call
• Google Maps API
• Firestore Authentication
• Firebase Database integration
• Image download through MQTT messages (paho-mqtt library)
• Room
• Kodeine

Testing Devices

• Pixel 3a API 29 (emulator)
• Pixel 4 API 32 (device)
• Poco 5G API 32 (device)

Screenshots

Backend

The app is helped by firestore + a custom node.js/pythonserver that

• Read the stream from the smart camera (opencv2 library)
• Save a subset of the stream
• Perform occupancy estimation on the parking lots
• Publish the parking image on a MQTT topic