Standing on the Shoulders of Giants: Innovative Metadata Applications without Legacy Burdens

Metadata

Publisher: SMPTE
Doc Type: Journal Article
Content Type: Original Research
Abbreviated Title: SMPTE Motion Imaging Jour.
Volume: 134, No. 4, pp. 24–32
Abstract: Legacy methods for transporting metadata severely limit the type, bandwidth, and utility of their payloads. ST 2110-41, the Fast Metadata Framework, is particularly suited to user-defined and novel applications. It allows user-defined metadata without the legacy constraints or specialized encoding of ST 2110-40 and ST 2110-31. SiriusXM uses a combination of greenfield and retrofit builds to blend the best parts of existing standards and proprietary systems while solving contemporary problems in a modern and flexible way. This paper reviews implementations of the Society of Cable Telecommunications Engineers Digital Program Insertion (SCTE DPI) triggers and proprietary program-associated data within ST 2110-41 flows. The limitations of the Fast Metadata Framework are addressed, especially the management of heterogeneous essence synchronization with diverse processing pipelines, compounding timing plane issues. Constraints on the standards-setting process, as they impact the development and implementation of innovative, flexible systems, are also discussed.
Publication Date: 2025-07-01
DOI: 10.5594/JMI.2025/RDCU7256
ISSN: Print: 1545-0279 | Electronic: 2160-2492
Link: https://doi.org/10.5594/JMI.2025/RDCU7256
Author(s): Michael S. Liebman
Thomas Psipsikas
Keyword(s): Metadata, SCTE, Digital Program Insertion, Fast Metadata Framework, Time & Sync
Copyright: © 2025 SMPTE

Bibliographic Reference(s)

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Michael S. Liebman and Thomas Psipsikas; Standing on the Shoulders of Giants: Innovative Metadata Applications without Legacy Burdens, MIJ 2025, Volume 134, Number 4 (pp. 24 to 32); SMPTE, 2025. Available at https://doi.org/10.5594/JMI.2025/RDCU7256

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Michael S. Liebman and Thomas Psipsikas; Standing on the Shoulders of Giants: Innovative Metadata Applications without Legacy Burdens, MIJ 2025, Volume 134, Number 4 (pp. 24 to 32); SMPTE, 2025. Available at https://doi.org/10.5594/JMI.2025/RDCU7256

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<span class="citation">Michael S. Liebman and Thomas Psipsikas; <cite>Standing on the Shoulders of Giants: Innovative Metadata Applications without Legacy Burdens</cite>, MIJ 2025, Volume 134, Number 4 (pp. 24 to 32); SMPTE, 2025. Available at <a href="https://doi.org/10.5594/JMI.2025/RDCU7256" target="_blank" rel="noopener">https://doi.org/10.5594/JMI.2025/RDCU7256</a></span>

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Michael S. Liebman and Thomas Psipsikas; Standing on the Shoulders of Giants: Innovative Metadata Applications without Legacy Burdens, MIJ 2025, Volume 134, Number 4 (pp. 24 to 32); SMPTE, 2025
doi: 10.5594/JMI.2025/RDCU7256
url: https://doi.org/10.5594/JMI.2025/RDCU7256

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Michael S. Liebman and Thomas Psipsikas; <cite id="bib-10-5594-jmi-2025-rdcu7256">Standing on the Shoulders of Giants: Innovative Metadata Applications without Legacy Burdens</cite>, MIJ 2025, Volume 134, Number 4 (pp. 24 to 32); SMPTE, 2025
<span class="doi">10.5594/JMI.2025/RDCU7256</span>
</li>