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Windows Media Video File with WMV9 Professional Codec
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Format Description Properties
• ID: fdd000101
• Short name: WMV_WMV9_PRO
• Content categories: moving image
• Format category: file format, bitstream encoding
• Last significant update: 2004-05-13
Identification and description
Full name | Windows Media Video File with Windows Media 9 Professional Codec |
Description | File format based in ASF (Advanced Systems Format) that wraps a Windows Media 9 professional video bitstream. |
Production phase | Generally a final-state format for end-user delivery. |
Relationship to other formats | |
Subtype of | WMV (Windows Media Video) |
Contains | WMV9_PRO video codec |
May contain | WMA9 audio codec |
May contain | WMA9_PRO professional audio codec |
Local use
LC experience or existing holdings | |
LC preference | See WMV |
Sustainability factors
Disclosure | See WMV and ASF |
Documentation | See WMV and ASF |
Adoption | Not known to the compilers of this document. |
Licensing and patent claims | See ASF for link to pages covering licensing of Windows Media and the Advanced Systems Format. |
Transparency | Depends upon algorithms and tools to read; will require sophistication to build tools. |
Self-documentation | See ASF |
External dependencies | See WMV |
Technical protection considerations | See ASF |
Quality and functionality factors (video)
Normal rendering | Good support. |
Clarity (support for high image resolution) | See WMV9_PRO |
Fidelity (support for high audio resolution) | See WMV9_PRO |
Support for multiple sound channels | See WMV9_PRO |
Functionality beyond normal rendering | See WMV |
File type signifiers
Tag type | Value | Note |
Filename Extension | wmv | |
Internet Media Type | See WMV | |
Magic numbers | See WMV | |
ASF GUID | See WMV |
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Notes
Format specifications
URLs
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Useful references
URLs
See WMV
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Last Updated: Wednesday, 07-Mar-2007 12:40:21 EST