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CR3 at a glance
CR3
CR3 marks Canon's move into a newer raw-file generation as mirrorless and later-camera workflows evolved beyond the long CR2 era.
JBIG at a glance
JBIG
JBIG and JBIG2 belong to the branch of imaging standards aimed at scanned monochrome or mostly bitonal content rather than rich photographic colour imaging.
Format comparison
| Feature | CR3 | JBIG |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2018 | 2000 |
| Inventor | Canon | Joint Bi-level Image Experts Group |
| Status | proprietary | active |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Layer support | Not supported | Not supported |
| Vector scaling | Not supported | Not 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 CR3
- Your source file is already in CR3.
- Preserve source expectations before exporting to JBIG.
- CR3 is commonly used in image workflows.
When to use JBIG
- Your target workflow expects JBIG.
- Improve delivery compatibility with JBIG.
- JBIG is commonly used in image workflows.
FAQs
Why convert CR3 to JBIG?
Convert to JBIG when compressing monochrome scanned documents, line art, or text-heavy page imagery where bi-level efficiency matters.
It is useful for document-imaging pipelines rather than everyday photo delivery.
What changes when converting CR3 to JBIG?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to JBIG removes camera raw data.
What should I review after converting CR3 to JBIG?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.