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Format

Windows Media Video (WVC1)

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Summary

Name
Windows Media Video (WVC1)
Version
9 Advanced Profile (WVC1)
Identifiers
PUID: fmt/441
Format type
  • Audio
  • Video
Description
Windows Media Video 9 Advanced Profile or WVC1 is a fuly compliant Advanced Profile of the VC-1 codec standard.
File extensions
wmv
Submitted by
Digital Preservation Department / The National Archives

Relationships

Has priority over

Internal signatures

Windows Media Video 9 Advanced Profile (WVC1)

Description
BOF; Offset: 0; 00x3026B2758E66CF11A6D900AA0062CE6C{12}0102 and variable signature of 00x9107DCB7B7A9CF118EE600C00C205365{8}00xC0EF19BC4D5BCF11A8FD00805F5C442B. Followed in 65 byte by string 'WVC1'
Provenance
http://en.wikipedia.org/wiki/VC-1; 11/2023 (v.115)- Modified the offset values from null to 0 as part of a project to match PRONOM data with the xsd standard. Internally researched.

Byte sequences

Min Frag Length
Absolute from BOF
Offset
0
Max offset
0
Byte Sequence
3026B2758E66CF11A6D900AA0062CE6C{12}0102
Endianness
None
Min Frag Length
Variable
Offset
None
Max offset
None
Byte Sequence
{30}9107DCB7B7A9CF118EE600C00C205365{8}C0EF19BC4D5BCF11A8FD00805F5C442B{65}57564331
Endianness
None

Changelog

  • V115

    Release date
    15 November 2023

    • Updated

      Windows Media Video (WVC1) 9 Advanced Profile: Name updated to Windows Media Video (WVC1) from Windows Media Video (WVC1) 9 Advanced Profile to avoid repitition with version. Description updated and internal signature note updated. Modified the offset values from null to 0 as part of a project to match PRONOM data with the xsd standard. Submitted by Digital Preservation Department, The National Archives (UK) (UK).

  • V65

    Release date
    25 October 2012

    • Updated

      Windows Media Video 9 Advanced Profile (WVC1): Gave explicit priority over fmt/131 Advanced Systems Format to remove multiple identification conflict identified through Ross Spencer's Skeleton Corpus.

  • V60

    Release date
    11 June 2012

    • Added format

      Windows Media Video 9 Advanced Profile (WVC1): Outline entry added.

    • Added signature

      Windows Media Video 9 Advanced Profile (WVC1): Signature developed through PRONOM Research.