Head Detection Demo

This section demonstrates the setup and usage of the Head Detection feature.

The demo plays video from a JPEG topic and visualizes the head detection:

Visualization of the Head Detection feature

Prerequisites

Before starting the demo ensure the following:

• UVAP is installed as instructed in Setting Up UVAP
• UVAP is configured in base demo mode as instructed in Configuring UVAP for Base Demo Mode
• The following microservices are running:
  • Multi-Graph Runner
• Web display is started as instructed in Starting Web Player.

Required topics:

• base.cam.0.original.Image.jpg
• base.cam.0.dets.ObjectDetectionRecord.json

Start Head Detection Demo

Start the demo with run_demo.sh:

$ "${UVAP_HOME}"/scripts/run_demo.sh \
  --demo-name head_detection \
  --demo-mode base -- --net uvap

Note: After the first run of these scripts it is recommended that set_retention.sh script is executed manually because new (*.Image.jpg) topics are created. For further information, see Setting the Retention Period.

Display in Web Browser

Navigate to the following URL to display the demo:

http://localhost:9999#base.cam.0.head_detection.Image.jpg