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WMF at a glance
WMF
The original WMF specification was published in the Windows 3.1 SDK documentation in 1992. Aldus Corporation independently added a 'placeable' header for device independence, which Microsoft later incorporated in Windows 2000. The format specification was republished in 2006 under the Microsoft Open Specification Promise.
JPEG 2000 at a glance
JPEG 2000
JPX reflects the branch of JPEG 2000 that pushed beyond a simple still-image wrapper into more expressive composition and metadata scenarios for professional and institutional imaging.
Format comparison
| Feature | WMF | JPEG 2000 |
|---|---|---|
| File type | Vector | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1990 | 2004 |
| Inventor | Microsoft Corporation | ISO/IEC (JPEG committee) |
| Status | legacy | active |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Supported |
| Primary use cases |
|
|
| Layer support | Not supported | Not supported |
| Vector scaling | Supported | Not supported |
When to use each format
When to use WMF
- Your source file is already in WMF.
- Preserve source expectations before exporting to JPEG 2000.
- WMF is commonly used in vector workflows.
When to use JPEG 2000
- Your target workflow expects JPEG 2000.
- Improve delivery compatibility with JPEG 2000.
- JPEG 2000 is commonly used in image workflows.
FAQs
Why convert WMF to JPEG 2000?
Archival-grade image storage requiring extended JPEG 2000 capabilities, multi-component professional imaging, and complex document imaging workflows.
What changes when converting WMF to JPEG 2000?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to JPEG 2000 adds animation support. Moving to JPEG 2000 removes vector scaling.
What should I review after converting WMF to JPEG 2000?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.