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PMD at a glance
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.
ERF at a glance
ERF
Convert to ERF when preserving or restoring Epson-origin raw captures in an archive or compatibility workflow.
In most contemporary pipelines, it is a legacy source format to retain or migrate.
Format comparison
| Feature | PMD | ERF |
|---|---|---|
| File type | Video | Image |
| Extensions |
|
|
| MIME type |
|
|
| Compression / quality | depends | raw |
| File size characteristics | large | large |
| Compatibility | moderate | limited |
| Editability | limited | high |
| Created year | 2004 | 2004 |
| Inventor | Sony | Epson |
| Status | legacy | proprietary |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Common software |
|
|
| Archival suitability | moderate | strong |
| Metadata handling | moderate | rich |
| Delivery profile | strong | limited |
| Workflow fit | delivery | source |
| Layer support | Not supported | Not supported |
| Camera raw data | Not supported | Supported |
| HDR support | Not supported | Not supported |
| Streaming ready | Supported | Not supported |
When to use each format
When to use PMD
- editing
- mastering
- streaming delivery
- Integrates Sony-specific production metadata into the recording workflow.
When to use ERF
- capture ingest
- editing
- web or print delivery
- Preserve capture-stage image data for later interpretation.
FAQs
Why convert PMD to ERF?
Convert to ERF when preserving or restoring Epson-origin raw captures in an archive or compatibility workflow.
In most contemporary pipelines, it is a legacy source format to retain or migrate.
What changes when converting PMD to ERF?
This conversion changes how the format behaves in downstream tools and delivery environments.
Quality profile changes from depends in PMD to raw in ERF. Editability profile changes from limited in PMD to high in ERF. Compatibility profile changes from moderate in PMD to limited in ERF. Archival profile changes from moderate in PMD to strong in ERF. Metadata profile changes from moderate in PMD to rich in ERF. Delivery profile changes from strong in PMD to limited in ERF. Workflow profile changes from delivery in PMD to source in ERF.
Moving to ERF adds camera raw data. Moving to ERF removes streaming delivery.
What should I review after converting PMD to ERF?
Check the exported file for Many are vendor-specific and poorly documented publicly.; Compatibility often depends on decoder support in tools such as LibRaw, Adobe Camera Raw, or vendor software.; They are source formats, not publication-ready outputs..