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PFM Raw at a glance
PFM Raw
PFM persists from the era when HDR imaging, rendering research, and tone-mapping workflows needed straightforward file carriers for floating-point image data long before mainstream consumer HDR delivery formats matured.
MIFF at a glance
MIFF
MIFF reflects the older tradition of image-processing toolkits defining their own native technical formats for fidelity and internal workflow convenience.
Format comparison
| Feature | PFM Raw | MIFF |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1998 | 1990 |
| Inventor | PBRT / Paul Debevec community | ImageMagick |
| 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 | Not supported |
| HDR support | Supported | Not supported |
| Streaming ready | Not supported | Not supported |
When to use each format
When to use PFM Raw
- Your source file is already in PFM Raw.
- Preserve source expectations before exporting to MIFF.
- PFM Raw is commonly used in image workflows.
When to use MIFF
- Your target workflow expects MIFF.
- Improve delivery compatibility with MIFF.
- MIFF is commonly used in image workflows.
FAQs
Why convert PFM Raw to MIFF?
Convert to MIFF when ImageMagick or a related processing stack is the main consumer and you want a tool-native working format.
It is useful as an intermediate in automated imaging pipelines.
What changes when converting PFM Raw to MIFF?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to MIFF removes HDR content.
What should I review after converting PFM Raw to MIFF?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.