Technical Summary
This memo describes an RTP Payload format for SMPTE Ancillary data,
as defined by SMPTE ST 291-1. SMPTE Ancillary data is generally used
along with professional video formats to carry a range of ancillary
data types, including time code, Closed Captioning, and the Active
Format Description (AFD).
Working Group Summary
The document was presented once during a meeting and follow-up
revisions have been made based on the WG consensus.
This version has been through 2 IETF last calls. The WG made material
changes after the initial last call, due to feedback from implementors and
external experts.
Document Quality
There are two known implementations: BBC Research & Development
and Snell Advanced Media. The following vendors have committed to
implement the protocol: COVELOZ, Imagine Communications,
Lawo, Grass Valley, Utah Scientific.
Personnel
Ali Begen is the doc shepherd, Ben Campbell is the responsible AD.