MPTF/MPTF Discussions/Program Boundary

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Submitter: CableLabs

Tracker Issue ID: ISSUE-46


HTML5 video and audio tags should support the identification of program boundaries in continuous streams to accommodate features associated with the beginning or end of a program (e.g. change in content rating, authorization, etc.).

  1. This must work for both adaptive and non-adaptive codecs.


  1. Support for program boundary features even if the video stream is continuous


  1. Existing standards and practices in use in broadcast television

What needs to be standardized

  1. Consistent markers and/or time-base to indicate program boundaries in continuous streams (as defined in two other MPTF use cases)