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LWP at a glance
LWP
Lotus office formats carry the history of a once-major office software ecosystem that later lost mainstream dominance to Microsoft Office.
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 | LWP | PMD |
|---|---|---|
| File type | Document | Video |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1996 | 2004 |
| Inventor | Lotus Development Corporation / IBM | Sony |
| Status | active | legacy |
| Primary use cases |
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|
When to use each format
When to use LWP
- Your source file is already in LWP.
- Preserve source expectations before exporting to PMD.
- LWP 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 LWP 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 LWP to PMD?
This conversion changes how the format behaves in downstream tools and delivery environments.
What should I review after converting LWP to PMD?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.