Datasheet
rev. 00003 · June 2026

Metrici PPD (Parking Place Detector) web interface

Web management interface for parking-space detection

Features
Architecture
Web-based, with a relational database behind
Access to data
Password authentication, discrete user rights, detailed logs
Number of simultaneous connected users
Unlimited
Number of stored parking events
Unlimited, constrained by the size of the available storage
List of parking events
Yes, can be filtered by date and time, location, camera, group, status (available/occupied), double parking
Dashboard
Instantaneous view of available, occupied and total parking spaces for the whole location, each camera and each group
Live view
Realtime 1 fps images from all connected cameras
Groups of parking places
Unlimited number of parking places seen by different cameras, can be grouped together
Alarms
IF/THEN/AND type; HTTP, e-mail and SMS recipients; an alarm can be triggered when a parking space is occupied or released, a location or a group of parking places has reached a certain level of occupancy, or when a parking place is occupied for more than a certain time
Reports
Occupancy each hour, occupancy each day, occupancy each month; can be filtered by location, camera and group
Time tables
Yes, unlimited numbers
Data export
XLS, CSV and PDF formats
Retention period
90 days by default, can be changed
Backup and restore
Selectable, for general settings or for the entire database
API
GET method over HTTP; XML and JSON data source
System requirements
OS
Ubuntu 24.04 LTS MATE, Linux CentOS 7 (64-bit)
CPU
Intel Xeon; AMD Ryzen, Threadripper or Epyc
System memory
Minimum 4 GB/server
Storage
Less than 180 GB/year for 1000 parking events/day, depending on the camera resolution and image compression