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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.
PMD at a glance
PMD
The .pmd extension appeared in Sony's prosumer and professional recording device output alongside other Sony-proprietary formats like MQV, serving as a companion metadata or media descriptor file.
Format comparison
| Feature | PFM Raw | PMD |
|---|---|---|
| File type | Image | Video |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1998 | 2004 |
| Inventor | PBRT / Paul Debevec community | Sony |
| Status | active | legacy |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Layer support | Not supported | Not supported |
| Camera raw data | Not supported | Not supported |
| HDR support | Supported | Not supported |
| Streaming ready | Not supported | 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 PMD.
- PFM Raw is commonly used in image workflows.
When to use PMD
- Your target workflow expects PMD.
- Improve delivery compatibility with PMD.
- PMD is commonly used in video workflows.
FAQs
Why convert PFM Raw to PMD?
Convert to PMD when maintaining compatibility with a Sony-centered production workflow, preserving source media from a professional ingest system, or migrating archived broadcast assets that were originally wrapped for structured editorial exchange.
What changes when converting PFM Raw to PMD?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to PMD removes HDR content. Moving to PMD adds streaming delivery.
What should I review after converting PFM Raw to PMD?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.