Matroska Specifications
draft-ietf-cellar-matroska-01

Document Type Active Internet-Draft (cellar WG)
Last updated 2018-07-26
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cellar                                                         S. Lhomme
Internet-Draft
Intended status: Standards Track                               M. Bunkus
Expires: January 27, 2019
                                                                 D. Rice
                                                           July 26, 2018

                        Matroska Specifications
                     draft-ietf-cellar-matroska-01

Abstract

   This document defines the Matroska audiovisual container, including
   definitions of its structural elements, as well as its terminology,
   vocabulary, and application.

Status of This Memo

   This Internet-Draft is submitted in full conformance with the
   provisions of BCP 78 and BCP 79.

   Internet-Drafts are working documents of the Internet Engineering
   Task Force (IETF).  Note that other groups may also distribute
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   Internet-Drafts are draft documents valid for a maximum of six months
   and may be updated, replaced, or obsoleted by other documents at any
   time.  It is inappropriate to use Internet-Drafts as reference
   material or to cite them other than as "work in progress."

   This Internet-Draft will expire on January 27, 2019.

Copyright Notice

   Copyright (c) 2018 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
   (https://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
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   include Simplified BSD License text as described in Section 4.e of
   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

Lhomme, et al.          Expires January 27, 2019                [Page 1]
Internet-Draft                  Matroska                       July 2018

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   9
   2.  Status of this document . . . . . . . . . . . . . . . . . . .  10
   3.  Security Considerations . . . . . . . . . . . . . . . . . . .  10
   4.  IANA Considerations . . . . . . . . . . . . . . . . . . . . .  10
   5.  Notation and Conventions  . . . . . . . . . . . . . . . . . .  10
   6.  Basis in EBML . . . . . . . . . . . . . . . . . . . . . . . .  11
     6.1.  Added Constraints on EBML . . . . . . . . . . . . . . . .  11
     6.2.  Matroska Design . . . . . . . . . . . . . . . . . . . . .  11
       6.2.1.  Language Codes  . . . . . . . . . . . . . . . . . . .  11
       6.2.2.  Physical Types  . . . . . . . . . . . . . . . . . . .  12
       6.2.3.  Block Structure . . . . . . . . . . . . . . . . . . .  12
         6.2.3.1.  Block Header  . . . . . . . . . . . . . . . . . .  13
         6.2.3.2.  Block Header Flags  . . . . . . . . . . . . . . .  13
       6.2.4.  Lacing  . . . . . . . . . . . . . . . . . . . . . . .  13
         6.2.4.1.  Xiph lacing . . . . . . . . . . . . . . . . . . .  14
         6.2.4.2.  EBML lacing . . . . . . . . . . . . . . . . . . .  14
         6.2.4.3.  Fixed-size lacing . . . . . . . . . . . . . . . .  15
         6.2.4.4.  SimpleBlock Structure . . . . . . . . . . . . . .  16
           6.2.4.4.1.  SimpleBlock Header  . . . . . . . . . . . . .  16
           6.2.4.4.2.  SimpleBlock Header Flags  . . . . . . . . . .  16
         6.2.4.5.  Laced Data  . . . . . . . . . . . . . . . . . . .  17
   7.  Matroska Structure  . . . . . . . . . . . . . . . . . . . . .  17
   8.  Matroska Additions to Schema Element Attributes . . . . . . .  26
   9.  Matroska Schema . . . . . . . . . . . . . . . . . . . . . . .  27
     9.1.  EBMLMaxIDLength Element . . . . . . . . . . . . . . . . .  27
     9.2.  EBMLMaxSizeLength Element . . . . . . . . . . . . . . . .  27
     9.3.  Segment Element . . . . . . . . . . . . . . . . . . . . .  28
       9.3.1.  SeekHead Element  . . . . . . . . . . . . . . . . . .  28
         9.3.1.1.  Seek Element  . . . . . . . . . . . . . . . . . .  28
           9.3.1.1.1.  SeekID Element  . . . . . . . . . . . . . . .  29
           9.3.1.1.2.  SeekPosition Element  . . . . . . . . . . . .  29
       9.3.2.  Info Element  . . . . . . . . . . . . . . . . . . . .  29
         9.3.2.1.  SegmentUID Element  . . . . . . . . . . . . . . .  30
         9.3.2.2.  SegmentFilename Element . . . . . . . . . . . . .  30
         9.3.2.3.  PrevUID Element . . . . . . . . . . . . . . . . .  31
         9.3.2.4.  PrevFilename Element  . . . . . . . . . . . . . .  31
         9.3.2.5.  NextUID Element . . . . . . . . . . . . . . . . .  32
         9.3.2.6.  NextFilename Element  . . . . . . . . . . . . . .  32
         9.3.2.7.  SegmentFamily Element . . . . . . . . . . . . . .  33
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