Common Media Application Format (CMAF)
Common Media Application Format (CMAF) is an Apple-Microsoft standard aiming to simplify workflows by defining concurrent use of multiple ABR methods (e.g. DASH, HLS) while using one set…
Read articleTHE STREAMING VIDEO KNOWLEDGE BASE
Explore the world of streaming video.
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6 articles
Encoded Bitrate
Encoded Bitrate is the bitrate of the compressed (i.e. during ABR encode/transcode) audio or video media objects, each Bitrate level representing different quality levels in ABR. The concept…
Read articleLow-Latency Dynamic Adaptive Streaming over HTTP (LL-DASH)
Low-Latency Dynamic Adaptive Streaming over HTTP (LL-DASH) is an extension of the MPEG-DASH protocol designed to minimize latency in video streaming. While both LL-DASH and DASH are based…
Read articleManifest
A manifest refers to a text file that describes other files that can be fetched as part of Adaptive Bitrate Streaming (ABR). A master manifest is a text…
Read articleMedia Presentation Description (MPD)
Media Presentation Description (MPD) is a manifest file that contains information about content that is streamed using MPEG-DASH. MPD is an XML document that contains metadata that a…
Read articleProducer Reference Time (PRFT)
Producer Reference Time (PRFT) is a concept introduced in the context of LL-DASH. The PRFT supplies times corresponding to the production of associated media. Among other benefits, this…
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