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PEF at a glance
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.
MetaPost at a glance
MetaPost
Precise technical diagram generation for academic papers and textbooks, mathematical figure production in TeX and LaTeX publishing workflows.
Format comparison
| Feature | PEF | MetaPost |
|---|---|---|
| File type | Image | Vector |
| Extensions |
|
|
| MIME type |
|
|
| Compression / quality | raw | scalable |
| File size characteristics | large | small |
| Compatibility | limited | moderate |
| Editability | high | high |
| Created year | 2006 | 1994 |
| Inventor | Pentax (now Ricoh) | John Hobby |
| Status | proprietary | active |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Common software |
|
|
| Archival suitability | strong | good |
| Metadata handling | rich | moderate |
| Delivery profile | limited | strong |
| Workflow fit | source | design |
| Layer support | Not supported | Not supported |
| Vector scaling | Not supported | Supported |
When to use each format
When to use PEF
- capture ingest
- editing
- web or print delivery
- Preserve capture-stage sensor information.
When to use MetaPost
- illustration
- diagramming
- brand asset delivery
- Excellent fit for programmatic technical diagrams.
FAQs
Why convert PEF to MetaPost?
Precise technical diagram generation for academic papers and textbooks, mathematical figure production in TeX and LaTeX publishing workflows.
What changes when converting PEF to MetaPost?
This conversion changes how the format behaves in downstream tools and delivery environments.
Size profile changes from large in PEF to small in MetaPost. Quality profile changes from raw in PEF to scalable in MetaPost. Compatibility profile changes from limited in PEF to moderate in MetaPost. Archival profile changes from strong in PEF to good in MetaPost. Metadata profile changes from rich in PEF to moderate in MetaPost. Delivery profile changes from limited in PEF to strong in MetaPost. Workflow profile changes from source in PEF to design in MetaPost.
Moving to MetaPost adds vector scaling.
What should I review after converting PEF to MetaPost?
Check the exported file for Much narrower ecosystem than mainstream illustration formats.; Often converted onward for broader design or web delivery workflows..