DailyPost 351
THE CCTV SYNDROME- PICTURE QUALITY?
The clarity on the coverage area, the positioning of the cameras, in the most scientific manner, to deliver the nature of coverage required, the story shifts towards the final product, which decides the quality of delivery, is the picture quality. Here, the technical specifications of the camera, primarily comes into play.
The police manager who decides the requirements, should be comfortable with the technical specifications as well. The resolution, shutter speed, infrared capabilities, HD, 4K, lens angle and the like. In the networked atmosphere, the bandwidth sizing, the storage etc becomes of critical value. This would help decide the nature of camera, how high end quality video needs to be recorded, transferred, stored & for how long.
As these cameras are used for outdoor recording the specs of optical & digital zoom also comes into play. The distance at which the video is shot can be configured & an intelligent mix can be tried upon. The whole concept of HR as a dumb component & technology doing wonders, does not happen. Achieving desired picture quality stakeholders cumulative goal.
The picture quality is put to real test in desperate search for clues with advanced video analytics softwares. The picture quality has to match the minimum requirement of the software, the better it is, the likelihood of high end results is much brighter. Both the knowledge of the purpose / requirements & also knowledge of host of high end video analytics softwares provides clarity on the issue of the quality of video footage. This clarity makes analysis easier in deciding the technical specifications of the camera & the whole system, to deliver the commensurate picture quality.
The right picture quality is the function of the coverage area, lighting, positioning of camera, it’s technical specifications & a capable HR mechanism to support it. Video Analytics would be the game changer.
THE PICTURE QUALITY FINALY DECIDES THE RESULT OF CCTV NETWORKS.
Sanjay Sahay