Introduction:
CCTV video surveillance is probably the most common of all the security solutions available. It typical comprise of the following 2:
1) Video capture
Video capturing refers to the camera which captures the video, processes it and passes the data to the video management component.
2) Video management
The video from the cameras are commonly being managed by
- Analogue System: Digital Video Recorder (DVR) or
- IP Cam System: Network Video Recorder (NVR)
- Computer Based NVR or DVR
Upon receiving the data, the video is processed in some of the following ways:
i) Recording
Video is converted and recorded onto, usually, an hard disk drive.
More complex high end recorders are able store the videos through
- A Network Attached Storage (NAS) system for greater storage;
- RAID system for redundancy backup;
- Cloud Storage; etc
ii) Alerting
- Built in speaker
- Connect to an Intrusion Alarm system
- Send a Push Alert to the users’ mobile app
iii) Anaylsing
- Motion Detection
- People Counting
- Missing Object Tracking
- Left-behind item alert
- Face recognition
- Number Plate Recognition
iv) Display
v) Playback
vi) Stream
With the shift towards network cameras (aka IP cameras) the capturing and managing could sometimes be integrated into the same device
Common Features:
- Motion Detection
- Push Message / Alert
- Remote viewing / Apps
- Integration with Alarm and Access Control systems
Special Features:
- Pan-Tilt-Zoom (PTZ)
- Wide Dynamic Range (WDR)
- Corrosion Resistant setup
- Thermal Imaging
- Integration
- Text input/overlay
- Number Plate recognition
Benefits:
- Increases productivity
- Improves security of the venue
- Ensures peace of mind
- Protect valuable properties
- Deter would-be criminals
- Evidence collection
- Lowers insurance premiums
- Tracks production and adherence to standards
