Business Metadata
Data related to commercial aspects of media acquisition, distribution, sale, and presentation.
Read articleTHE STREAMING VIDEO KNOWLEDGE BASE
Explore the world of streaming video.
Definitions, diagrams and technical knowledge, connected.
308 articles
Cache
A temporary location that stores copies of objects.
Read articleCache Efficiency
The system property that describes the ratio of "cache hits" to the number of requests.
Read articleCache Hit
A cache hit is when a request for data from a cache server is found on the server in memory or on disk and served.
Read articleCache Miss
A cache miss is when a request for data from a cache server is not found on the server in memory or on disk. The server will reach…
Read articleCanonical Name (CNAME) Record
Canonical Name (CNAME) Record or Alias Record. A type of resource record in the Domain Name System (DNS) that specifies that one domain name is an alias of…
Read articleCarrier-Grade Network Address Translation (CGNAT)
Carrier-Grade Network Address Translation (CGNAT) is often used by network operators to allow a large number of private IP addresses, and hence users, to reside behind a small number…
Read articleCatch’up TV
The ability for a viewer to play recently broadcast programs on demand, without having to decide to record them first. Typically, the service is proposed from a rolling…
Read articleCategory
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Read articleCDN
Content Delivery Network
Read articleCDN Configuration
Detailed rule set containing instructions to the CDN cache servers to know how to treat content stored on its server. This can include instructions on where to retrieve…
Read articleCGMS
Copy Generation Management System – A technology used in analog video outputs to signal copy control restrictions.
Read articleClient-side Ad Insertion
Client-side Ad Insertion (CSAI) is a client-side technology that enables publishers to insert video ads, typically targeted to an individual or household, into live linear programming and video…
Read articleCMAF
Common Media Application Format. ISO/MPEG Standard2
Read articleCMAF Chunk
Smallest referenceable unit containing at least a MovieFragmentBox (moof) and a MediaDataBox (mdat) atom in CMAF standard.
Read articleCMAF Fragment
Smallest referenceable unit in CMAF containing at least a MovieFragmentBox (moof) and a MediaDataBox (mdat) atom.
Read articleCMAF Segment
A sequence of one or more consecutive fragments from the same track.
Read articleCMAF Tech Brief
This document provides an explanation of the Common Media Application Format (CMAF) and the Alliance’s position on it within a streaming video workflow.
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