Sustainability of Digital Formats: Planning for Library of Congress Collections |
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Introduction | Sustainability Factors | Content Categories | Format Descriptions | Contact |
Full name | MXF Operational Pattern 1a (OP1a), with Lossless JPEG 2000 in Generic Container |
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Description |
MXF OP1a file with a video essence encoded as a series of frame images, each encoded using JPEG 2000 core coding. One expert stated that the frame images could be either fully realized JPEG 2000 files (jp2 extension), or simple JPEG 2000 codestreams. |
Production phase | Middle state |
Relationship to other formats | |
Subtype of | MXF_OP1a, MXF Operational Pattern OP1a |
Has subtype | MXF_SAMMA, MXF SAMMA Profile (interim description) |
Contains | J2K_C_LL, JPEG 2000 Part 1, Core Coding, Lossless Compression |
Used by | IMF_Package, Interoperable Master Format (IMF) |
May contain | Sound essences and other elements, not described at this time. |
LC experience or existing holdings | See MXF |
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LC preference | See MXF |
Disclosure | Open standard. MXF developed by the Society of Motion Picture and Television Engineers (SMPTE), a member of the American National Standards Institute (ANSI). JPEG 2000 developed by Joint Technical Committee ISOAEC JTC 1, Information technology, Subcommittee SC 29, in collaboration with ITU-T. |
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Documentation | MXF: SMPTE 378M-2004, Material Exchange Format (MXF) -- Operational pattern 1A (Single Item, Single Package) (and other specifications); JPEG 2000: ISO/IEC 15444-1:2000. Information technology -- JPEG 2000 image coding system -- Part 1: Core coding system. |
Adoption |
MXF OP1a is supported in a number of systems; see MXF. JPEG 2000 is seeing increasing adoption in 2005 and later; see JP2_FF . |
Licensing and patents | See MXF and J2K_C |
Transparency | See MXF and J2K_C |
Self-documentation | See MXF and J2K_C |
External dependencies | See MXF and J2K_C |
Technical protection considerations | See MXF and J2K_C |
Tag | Value | Note |
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Filename extension | See related format. | See MXF |
Internet Media Type | See related format. | See MXF |
Magic numbers | See related format. | See MXF |
General | |
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History |
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