Chroma Subsampling Chroma subsampling is a type of compression that reduces the color information in a signal in favor of luminance data in order to reduce bandwidth usage without significantly affecting picture quality. Chroma subsampling algorithms are designed to take advantage of the human eye’s higher sensitivity to variations in luminance compared to color. A video signal contains luminance (luma) [...]
Content Delivery Network (CDN) What is a Content Delivery Network and what does it do? Watch this video for an even more detailed definition. The term CDN or Content Delivery Network simply describes different types of content delivery services — including website or mobile content acceleration, video streaming, software downloads, transparent caching, load balancing, multi-CDN switching, and related analytics. In layman’s terms, [...]
Closed Captions Closed captioning is a technique for displaying text on a television, video screen, or other visual display. The purpose is to provide additional information to the viewer, typically a written transcription of the audio track. This is essential for video within enterprises and across the world to satisfy equal access regulations for digital services provided to people with [...]
