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MPG at a glance
MPG
Convert to MPG when a device, archive, or legacy workflow explicitly expects MPEG program-stream style video, especially for standard-definition material and older distribution paths.
It is a sensible target for compatibility and recovery work.
For mainstream modern playback, MP4 is usually the more convenient container.
BAY at a glance
BAY
Convert to BAY when preserving compatibility with an older camera archive or recovering original raw captures from that ecosystem.
In most modern photo workflows, BAY is a source to normalize into DNG, TIFF, or a contemporary editing format.
Format comparison
| Feature | MPG | BAY |
|---|---|---|
| File type | Video | Image |
| Extensions |
|
|
| MIME type |
|
|
| Compression / quality | depends | raw |
| File size characteristics | large | large |
| Compatibility | moderate | limited |
| Editability | limited | high |
| Created year | 1993 | 2002 |
| Inventor | Moving Picture Experts Group (MPEG) | Casio |
| Status | active | 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 | Not supported | Not supported |
When to use each format
When to use MPG
- editing
- mastering
- streaming delivery
- Very widely recognized extension label.
When to use BAY
- capture ingest
- editing
- web or print delivery
- Preserve capture-stage image data for later interpretation.
FAQs
Why convert MPG to BAY?
Convert to BAY when preserving compatibility with an older camera archive or recovering original raw captures from that ecosystem.
In most modern photo workflows, BAY is a source to normalize into DNG, TIFF, or a contemporary editing format.
What changes when converting MPG to BAY?
This conversion changes how the format behaves in downstream tools and delivery environments.
Quality profile changes from depends in MPG to raw in BAY. Editability profile changes from limited in MPG to high in BAY. Compatibility profile changes from moderate in MPG to limited in BAY. Archival profile changes from moderate in MPG to strong in BAY. Metadata profile changes from moderate in MPG to rich in BAY. Delivery profile changes from strong in MPG to limited in BAY. Workflow profile changes from delivery in MPG to source in BAY.
Moving to BAY adds camera raw data.
What should I review after converting MPG to BAY?
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..