Sustainability of Digital Formats
Planning for Library of Congress Collections
Sustainability of Digital Formats
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| Introduction | Sustainability Factors | Content Categories | Format Descriptions | Contact | |
| Full name | Matroska File Format with MPEG-2 Video Encoding (H.262) |
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| Description | Matroska file containing video essence encoded as MPEG-2 Video Encoding (H.262). |
| Production phase | Generally a final-state (end-user delivery) format. |
| Relationship to other formats | |
| Has subtype | Matroska, Matroska Multimedia Container |
| Contains | MPEG-2, MPEG-2 Video Encoding (H.262) |
| May contain | Sound essences and other elements, not described at this time. |
| LC experience or existing holdings | None |
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| LC preference |
| Disclosure | Both Mastroska and MPEG-2 are openly documented. Matroska is an open-source specification that is an offshoot of the Multimedia Container Format project. MPEG-2 is a standard developed by the ISO technical program called the Motion Pictures Expert Group (MPEG) in a joint partnership with ITU-T, who published the "common text" as H. 262. |
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| Documentation | The Matroska specification is published online at http://www.matroska.org/technical/specs/index.html. MPEG-2's specification is ISO/IEC 13818 and its first approvals were in 1994. Ten parts have been published; parts 1, 2, 3, and 7 are central. Part 2 concerns the coding and specifies profiles and levels |
| Adoption | Adoption in heritage repositories is not known to the authors of this website. Comments Welcome |
| Licensing and patents | See Matroska and MPEG-2 |
| Transparency | See Matroska and MPEG-2 |
| Self-documentation | See Matroska and MPEG-2 |
| External dependencies | See Matroska and MPEG-2 |
| Technical protection considerations | See Matroska and MPEG-2 |
| Tag | Value | Note |
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| General | |
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| History |
1 The italicized blurbs in the specifications section are derived from the Berkeley Multimedia Research Center. The Internet Archive's saved copy of the relevant page is at: MPEG-2 FAQ.
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