HTTP Live Streaming
RFC 8216
Document | Type |
RFC - Informational
(August 2017; Errata)
Was draft-pantos-http-live-streaming (individual)
|
|
---|---|---|---|
Authors | Roger Pantos , William May | ||
Last updated | 2020-01-21 | ||
Stream | ISE | ||
Formats | plain text html pdf htmlized with errata bibtex | ||
IETF conflict review | conflict-review-pantos-http-live-streaming | ||
Stream | ISE state | Published RFC | |
Consensus Boilerplate | Unknown | ||
Document shepherd | Adrian Farrel | ||
Shepherd write-up | Show (last changed 2017-04-18) | ||
IESG | IESG state | RFC 8216 (Informational) | |
Telechat date | |||
Responsible AD | (None) | ||
Send notices to | "Nevil Brownlee" <rfc-ise@rfc-editor.org> | ||
IANA | IANA review state | Version Changed - Review Needed | |
IANA action state | RFC-Ed-Ack |
Independent Submission R. Pantos, Ed. Request for Comments: 8216 Apple, Inc. Category: Informational W. May ISSN: 2070-1721 MLB Advanced Media August 2017 HTTP Live Streaming Abstract This document describes a protocol for transferring unbounded streams of multimedia data. It specifies the data format of the files and the actions to be taken by the server (sender) and the clients (receivers) of the streams. It describes version 7 of this protocol. Status of This Memo This document is not an Internet Standards Track specification; it is published for informational purposes. This is a contribution to the RFC Series, independently of any other RFC stream. The RFC Editor has chosen to publish this document at its discretion and makes no statement about its value for implementation or deployment. Documents approved for publication by the RFC Editor are not a candidate for any level of Internet Standard; see Section 2 of RFC 7841. Information about the current status of this document, any errata, and how to provide feedback on it may be obtained at http://www.rfc-editor.org/info/rfc8216. Copyright Notice Copyright (c) 2017 IETF Trust and the persons identified as the document authors. All rights reserved. This document is subject to BCP 78 and the IETF Trust's Legal Provisions Relating to IETF Documents (http://trustee.ietf.org/license-info) in effect on the date of publication of this document. Please review these documents carefully, as they describe your rights and restrictions with respect to this document. This document may not be modified, and derivative works of it may not be created, except to format it for publication as an RFC or to translate it into languages other than English. Pantos & May Informational [Page 1] RFC 8216 HTTP Live Streaming August 2017 Table of Contents 1. Introduction to HTTP Live Streaming .............................4 2. Overview ........................................................4 3. Media Segments ..................................................6 3.1. Supported Media Segment Formats ............................6 3.2. MPEG-2 Transport Streams ...................................7 3.3. Fragmented MPEG-4 ..........................................7 3.4. Packed Audio ...............................................8 3.5. WebVTT .....................................................8 4. Playlists .......................................................9 4.1. Definition of a Playlist ..................................10 4.2. Attribute Lists ...........................................11 4.3. Playlist Tags .............................................12 4.3.1. Basic Tags .........................................12 4.3.1.1. EXTM3U ....................................12 4.3.1.2. EXT-X-VERSION .............................12 4.3.2. Media Segment Tags .................................13 4.3.2.1. EXTINF ....................................13 4.3.2.2. EXT-X-BYTERANGE ...........................14 4.3.2.3. EXT-X-DISCONTINUITY .......................14 4.3.2.4. EXT-X-KEY .................................15 4.3.2.5. EXT-X-MAP .................................17 4.3.2.6. EXT-X-PROGRAM-DATE-TIME ...................18 4.3.2.7. EXT-X-DATERANGE ...........................18 4.3.2.7.1. Mapping SCTE-35 into EXT-X-DATERANGE ................20 4.3.3. Media Playlist Tags ................................22 4.3.3.1. EXT-X-TARGETDURATION ......................22 4.3.3.2. EXT-X-MEDIA-SEQUENCE ......................22 4.3.3.3. EXT-X-DISCONTINUITY-SEQUENCE ..............23 4.3.3.4. EXT-X-ENDLIST .............................23 4.3.3.5. EXT-X-PLAYLIST-TYPE .......................24 4.3.3.6. EXT-X-I-FRAMES-ONLY .......................24 4.3.4. Master Playlist Tags ...............................25 4.3.4.1. EXT-X-MEDIA ...............................25 4.3.4.1.1. Rendition Groups ...............28 4.3.4.2. EXT-X-STREAM-INF ..........................29 4.3.4.2.1. Alternative Renditions .........32 4.3.4.3. EXT-X-I-FRAME-STREAM-INF ..................33 4.3.4.4. EXT-X-SESSION-DATA ........................34Show full document text