Sustainability of Digital Formats: Planning for Library of Congress Collections

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MXF Generic Container with Uncompressed Video Essence UYVY (2vuy)

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Format Description Properties Explanation of format description terms

Identification and description Explanation of format description terms

Full name MXF Generic Container with Uncompressed Video Essence UYVY (2vuy)
Description

MXF file with the Generic Container implementation for uncompressed video, with a picture essence structure identical to that identified by the FOURCC code UYVY. In the SMPTE MXF specification (ST 377-1), the structure is identified using the Apple four-character code 2vuy. This picture data is typically associated with soundtrack essences and, as available, timecode, closed captioning, and other elements.

Production phase Generally employed in post-production or editing (middle phase) and in limited modes of dissemination (final phase).
Relationship to other formats
    Subtype of MXF_GC_UNC, MXF Generic Container Mapped to Uncompressed Images
    Contains UYVY, UYVY Video Picture Encoding
    May contain Audio and other essences of various types, not discussed at this time.

Local use Explanation of format description terms

LC experience or existing holdings No extensive experience.
LC preference None. For preservation reformatting, the Library of Congress' Packard Campus for Audio-Visual Conservation has chosen MXF_OP1a_JP2_LL (lossless JPEG 2000 wrapped in MXF operational pattern 1a).

Sustainability factors Explanation of format description terms

Disclosure See MXF and UYVY.
    Documentation See MXF and UYVY.
Adoption Moderate levels of adoption in professional production.
    Licensing and patents None.
Transparency Relatively transparent; requires tools to write and read.
Self-documentation See MXF.
External dependencies None.
Technical protection considerations None.

Quality and functionality factors Explanation of format description terms

Moving Image
Normal rendering Supported
Clarity (high image resolution) See UYVY.
Functionality beyond normal rendering See MXF.

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.
Other Registry: 06.0E.2B.34.04.01.01.0A
Item: 04.01.02.01.01.02.01.01
SMPTE Universal Label (see SMPTE Metadata Registries). The statement of equivalency to Apple four character 2vuy is made in SMPTE standard ST 377-1, annex G.

Notes Explanation of format description terms

General  
History  

Format specifications Explanation of format description terms


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Last Updated: 02/27/2017