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X3F at a glance
X3F
Sigma raw support is closely tied to the company's Foveon sensor story, giving X3F a reputation and workflow profile that differ from more mainstream Bayer-centric raw ecosystems.
JPM at a glance
JPM
JPEG 2000 arrived as a major standards effort to improve on classic JPEG, but its practical adoption concentrated in specialist domains rather than in the universal browser-and-camera role held by JPEG.
Format comparison
| Feature | X3F | JPM |
|---|---|---|
| File type | Image | Image |
| Extensions |
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| MIME type |
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| Created year | 2002 | 2000 |
| Inventor | Sigma (Foveon) | Joint Photographic Experts Group |
| Status | proprietary | active |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
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| Layer support | Not supported | Supported |
| Vector scaling | Not supported | Supported |
| Camera raw data | Supported | Not supported |
| HDR support | Not supported | Not supported |
| Streaming ready | Not supported | Not supported |
When to use each format
When to use X3F
- Your source file is already in X3F.
- Preserve source expectations before exporting to JPM.
- X3F is commonly used in image workflows.
When to use JPM
- Your target workflow expects JPM.
- Improve delivery compatibility with JPM.
- JPM is commonly used in image workflows.
FAQs
Why convert X3F to JPM?
Convert to JPM when working with scanned pages or compound document images that benefit from JPEG 2000-style compression and structure.
It is a specialist target for document-imaging workflows.
What changes when converting X3F to JPM?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to JPM adds layer support. Moving to JPM adds vector scaling. Moving to JPM removes camera raw data.
What should I review after converting X3F to JPM?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.