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PGX at a glance
PGX
These formats persist in engineering, compression research, and conversion-tool contexts where simple sample storage or adjunct technical representation is useful.
KDC at a glance
KDC
Digital photography fragmented into many manufacturer-specific raw formats because camera makers optimized for their own sensors, metadata, and software ecosystems rather than for one shared public raw standard.
Format comparison
| Feature | PGX | KDC |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2000 | 2001 |
| Inventor | ISO/IEC (JPEG 2000 committee) | Kodak |
| Status | active | proprietary |
| 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 | Not supported | Supported |
| HDR support | Not supported | Not supported |
| Streaming ready | Not supported | Not supported |
When to use each format
When to use PGX
- Your source file is already in PGX.
- Preserve source expectations before exporting to KDC.
- PGX is commonly used in image workflows.
When to use KDC
- Your target workflow expects KDC.
- Improve delivery compatibility with KDC.
- KDC is commonly used in image workflows.
FAQs
Why convert PGX to KDC?
Convert to KDC when preserving Kodak-origin raw captures or maintaining compatibility with older Kodak photo libraries.
In most current pipelines it is a source or archival target rather than a preferred modern output.
What changes when converting PGX to KDC?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to KDC adds camera raw data.
What should I review after converting PGX to KDC?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.