Sustainability of Digital Formats: Planning for Library of Congress Collections

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MXF File, OP1a, MPEG-2 in Generic Container

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Format Description Properties Explanation of format description terms

Identification and description Explanation of format description terms

Full name MXF Operational Pattern 1a (OP1a), with MPEG-2 in Generic Container
Description

MXF OP1a file with a video essence encoded as MPEG-2.

Production phase Middle state
Relationship to other formats
    Subtype of MXF_OP1a, MXF Operational Pattern OP1a
    Has subtype MXF_AS-PBS, MXF Application Specification AS-PBS
    Contains MPEG-2, MPEG-2 Video Encoding (H.262)
    May contain Sound essences and other elements, not described at this time.

Local use Explanation of format description terms

LC experience or existing holdings See MXF
LC preference See MXF

Sustainability factors Explanation of format description terms

Disclosure Open standard. MXF developed by the Society of Motion Picture and Television Engineers (SMPTE), a member of the American National Standards Institute (ANSI). MPEG-2 developed by ISO technical program JTC 1/SC 29 (WG11), aka the Moving Picture Experts Group (MPEG)
    Documentation MXF: SMPTE 378M-2004, Material Exchange Format (MXF) -- Operational pattern 1A (Single Item, Single Package) (and other specifications); MPEG-2: ISO/IEC 13818, multiple parts.
Adoption

MXF OP1a is supported in a number of systems; see MXF. MPEG-2 is very widely adopted.

    Licensing and patents See MXF and MPEG-2
Transparency See MXF and MPEG-2
Self-documentation See MXF and MPEG-2
External dependencies See MXF and MPEG-2
Technical protection considerations See MXF and MPEG-2

Quality and functionality factors Explanation of format description terms


File type signifiers and format identifiers Explanation of format description terms

Tag Value Note
Filename extension See related format.  See MXF
Internet Media Type See related format.  See MXF
Magic numbers See related format.  See MXF

Notes Explanation of format description terms

General  
History  

Format specifications Explanation of format description terms


Useful references

URLs


Last Updated: 02/22/2017