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J2K in het kort
J2K
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.
CUR in het kort
CUR
These formats reflect how desktop operating systems built their own graphics-resource conventions for cursors, icons, and device-independent drawing.
Formaatvergelijking
| Kenmerk | J2K | CUR |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2000 | 1990 |
| Inventor | Joint Photographic Experts Group | Microsoft / Windows ecosystem |
| Status | active | legacy |
| Transparency | Niet ondersteund | Niet ondersteund |
| Animation | Niet ondersteund | Niet ondersteund |
| Primary use cases |
|
|
| Layer support | Niet ondersteund | Niet ondersteund |
| Vector scaling | Ondersteund | Niet ondersteund |
| Camera raw data | Niet ondersteund | Niet ondersteund |
| HDR support | Niet ondersteund | Niet ondersteund |
| Streaming ready | Niet ondersteund | Niet ondersteund |
Wanneer je elk formaat gebruikt
When to use J2K
- Your source file is already in J2K.
- Preserve source expectations before exporting to CUR.
- J2K is commonly used in image workflows.
When to use CUR
- Your target workflow expects CUR.
- Improve delivery compatibility with CUR.
- CUR is commonly used in image workflows.
Veelgestelde vragen
Why convert J2K to CUR?
Convert to CUR when preparing or preserving cursor assets for Windows applications, themes, or interface restoration.
It is useful when pointer hotspot behavior must survive alongside the bitmap itself.
What changes when converting J2K to CUR?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to CUR removes vector scaling.
What should I review after converting J2K to CUR?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.