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X3F at a glance
X3F
Sigma raw support is closely tied to the company's Foveon sensor story, giving X3F a reputation and workflow profile that differ from more mainstream Bayer-centric raw ecosystems.
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 | X3F | PMD |
|---|---|---|
| File type | Image | Video |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2002 | 2004 |
| Inventor | Sigma (Foveon) | Sony |
| Status | proprietary | legacy |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Layer support | Not supported | Not supported |
| Camera raw data | Supported | Not supported |
| HDR support | Not supported | Not supported |
| Streaming ready | Not supported | Supported |
When to use each format
When to use X3F
- Your source file is already in X3F.
- Preserve source expectations before exporting to PMD.
- X3F 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 X3F 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 X3F to PMD?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to PMD removes camera raw data. Moving to PMD adds streaming delivery.
What should I review after converting X3F to PMD?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.