High level view of video streaming workflow for live content.
Common Media Server Data (CMSD) is a CTA standard (CTA-5006) published in 2022 defining how Origins and CDNs send status information to downstream workflow nodes (e.g. CDNs, players) with every object response.
Common Media Client Data (CMCD) is a CTA standard (CTA-5004) published in 2020 defining how player clients send playout and error status information to upstream workflow nodes (e.g. CDNs) with every object request.
As the video streaming industry continues to mature, QoE expectations continue to rise in importance both as a value proposition to the consumer as well as a differentiator between competing video streaming services. Yet, consistent, systematic, standardized, objectively measured, and business-rules-driven QoE assurance continues to be an elusive goal. This
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