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DJVU at a glance
DJVU
DjVu became known in digitization and scanned-document communities as an alternative to PDF for certain image-centric archival and distribution tasks.
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 | DJVU | PMD |
|---|---|---|
| File type | Document | Video |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1998 | 2004 |
| Inventor | AT&T Labs | Sony |
| Status | active | legacy |
| Primary use cases |
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When to use each format
When to use DJVU
- Your source file is already in DJVU.
- Preserve source expectations before exporting to PMD.
- DJVU is commonly used in document 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 DJVU 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 DJVU to PMD?
This conversion changes how the format behaves in downstream tools and delivery environments.
What should I review after converting DJVU to PMD?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.