8.4.5 Hard Hat Detection

Hard Hat Detection can be use to ensure the safety of construction workers. After completing the corresponding settings, if a worker is detected as not wearing a hard hat, then the alarm action will be triggered, acting as a warning.
Note:
  • For more details about how to use Hard Hat Detection, please refer to https://www.youtube.com/watch?v=9AYwzheLoCE

  • Make sure your camera model is .

  • Make sure your camera's version is xx.8.0.3 or above.
  • When Hard Detection is enabled, then Object Counting, VCA Event, Face Detection and Auto Tracking of PTZ Series will be disabled.

Settings steps are as shown below:

Step1: Enable Hard Hat Detection;

Step2: Draw on the video to set detection regions.

[General Settings]

Step3: Set sensitivity and object size limits.



Table 1. Description of the buttons
Parameters Function Introduction
Sensitivity Level 1~10 are available, the default level is 5. The higher the sensitivity, the easier it is for people without hard hat to be recorded in the results.
Min. Size Draw the screen or input pixel number to set the minimum size of the detected object. When the object is smaller than this size, it will not be detected. The default minimum size is 3*3.
Max. Size Draw the screen or input pixel number to set the maximum size of the detected object. When the object is larger than this size, it will not be detected. The default maximum size is 320*240.

[Schedule Settings]

Step4: Set detection schedule;

Note: This part is the same as the regular schedule settings. You can refer to 8.4.2.2 Region Entrance.

[Alarm Action]

Step6: Set alarm action. This part is the same as the regular alarm settings. You can refer to 8.4.2.1 Intrusion Detection.



Click Save button to finished the configuration. The alarm will be triggered when workers in the detection area do not properly wear the hard hat, and an alarm icon will appear and the detection box will turn red.