Since the acceptance of IP video, terms like MPEG4, H.264, 4CIF, D1, MJPEG, QCIF, CIF, DVD quality HD, Mega-pixel & MJPEG have been thrown around as statements of image quality. Unfortunately these terms have absolutely no relation to actual image quality. In fact in most IP product specifications there is no true measure of the […]
Tag Archives: HD
More poor quality security video with a holdup in Emerald
Here is a fine example of surveillance video from a HD camera (you can tell by the 16:9 aspect ratio) that is next to useless. First of all a HD camera, whether it is 720p or 1080p should give a really crisp image but this one has so much compression applied, most likely to increase […]
Ultra wide angle HD camera for power substations applications
IndigoVision has released their ultra wide angle range of High Definition cameras, allowing viewing angles of 110 degrees with out any fish eye effect. This means where traditionally where you would have required 2 or 3 cameras, the same can be covered with just 1 HD camera. The advantage of thea ultra wide lens […]
