https://app.knowbase.one/vault/rfc/docid/22
RFC8759: RTP Payload for Timed Text Markup Language (TTML)
Internet Engineering Task Force (IETF) J. Sandford Request for Comments: 8759 British Broadcasting Corporation Category: Standards Track March 2020 ISSN: 2070-1721 RTP Payload for Timed Text Markup Language (TTM...