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DPX at a glance
DPX
DPX inherits part of the motion-picture scanning and Kodak/Cineon lineage, then becomes formalized as a SMPTE exchange format for professional moving-image work.
PEF at a glance
PEF
Pentax raw workflows never dominated the mass market, but their persistence in enthusiast and specialist photo libraries gives PEF ongoing practical relevance.
Format comparison
| Feature | DPX | PEF |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
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| Created year | 1994 | 2006 |
| Inventor | SMPTE / Kodak lineage | Pentax (now Ricoh) |
| Status | active | proprietary |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
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| 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 | Supported | Not supported |
When to use each format
When to use DPX
- Your source file is already in DPX.
- Preserve source expectations before exporting to PEF.
- DPX is commonly used in image workflows.
When to use PEF
- Your target workflow expects PEF.
- Improve delivery compatibility with PEF.
- PEF is commonly used in image workflows.
FAQs
Why convert DPX to PEF?
Convert to PEF when preserving Pentax camera originals or maintaining a Pentax-oriented raw workflow.
It is useful for archive masters and editable photographic captures.
What changes when converting DPX to PEF?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to PEF adds camera raw data. Moving to PEF removes streaming delivery.
What should I review after converting DPX to PEF?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.