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PFM at a glance
PFM
These formats persist in engineering, compression research, and conversion-tool contexts where simple sample storage or adjunct technical representation is useful.
MKV at a glance
MKV
Matroska developed a strong reputation in enthusiast and archiving communities before later being formalized through IETF standardization.
Format comparison
| Feature | PFM | MKV |
|---|---|---|
| File type | Image | Video |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1995 | 2002 |
| Inventor | Paul Debevec | Matroska |
| Status | active | active |
| 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
- Your source file is already in PFM.
- Preserve source expectations before exporting to MKV.
- PFM is commonly used in image workflows.
When to use MKV
- Your target workflow expects MKV.
- Improve delivery compatibility with MKV.
- MKV is commonly used in video workflows.
FAQs
Why convert PFM to MKV?
Convert to MKV when you need multiple tracks, subtitle support, chaptering, or less common codec combinations in a single container.
It is ideal for archival masters, media-library organisation, multilingual releases, and technical video handoff.
For mainstream web playback and easiest consumer sharing, MP4 is usually simpler.
What changes when converting PFM to MKV?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to MKV removes HDR content. Moving to MKV adds streaming delivery.
What should I review after converting PFM to MKV?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.