A Candidate Standard has received significant review within a Specialist Group. Advancement of a document to Candidate Standard is an explicit call to those outside of the related Specialist Group for implementation and technical feedback. This is the phase at which the Specialist Group is responsible for formally acquiring that experience or at least defining the expectations of implementation.
Documents are provided in the links below in the Acrobat (PDF) format.
This amendment clarifies the term “access unit” and identifies a CMAF Media Profile for ST 2094-10. It also standardizes the emission of dynamic metadata based on SMPTE ST 2094-40:2020 “Dynamic Metadata for Color Volume Transform — Application #4” (henceforth, identified as “ST 2094-40”) in the ATSC 3.0 system as specified by CTA-861-H. Some editorial items are also improved.
Download A/341:2019 Amendment No. 2, “Candidate Standard – 2094-40”, approved 31 March 2021. The Candidate Standard period extend until 31 July 2021.
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