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EXR in het kort
EXR
OpenEXR came from film-production needs at ILM and then evolved into an open industry format that spread across rendering, compositing, and broader high-end image pipelines.
JPM in het kort
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.
Formaatvergelijking
| Kenmerk | EXR | JPM |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2003 | 2000 |
| Inventor | Industrial Light & Magic | Joint Photographic Experts Group |
| Status | active | active |
| Transparency | Niet ondersteund | Niet ondersteund |
| Animation | Niet ondersteund | Niet ondersteund |
| Primary use cases |
|
|
| Layer support | Niet ondersteund | Ondersteund |
| Vector scaling | Niet ondersteund | Ondersteund |
| Camera raw data | Niet ondersteund | Niet ondersteund |
| HDR support | Ondersteund | Niet ondersteund |
| Streaming ready | Niet ondersteund | Niet ondersteund |
Wanneer je elk formaat gebruikt
When to use EXR
- Your source file is already in EXR.
- Preserve source expectations before exporting to JPM.
- EXR 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.
Veelgestelde vragen
Why convert EXR 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 EXR 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 HDR content.
What should I review after converting EXR to JPM?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.