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CRW at a glance
CRW
Convert to CRW when maintaining compatibility with older Canon raw libraries or recovering historical camera originals.
In most current workflows it is a source to preserve or migrate, not a preferred new output format.
MQV at a glance
MQV
Convert to or from MQV when migrating recordings off older Sony consumer devices, preserving original camera exports, or normalizing a proprietary Sony library into MP4, MOV, or another easier editing format.
It is primarily a legacy-ingest and archive-recovery format.
Format comparison
| Feature | CRW | MQV |
|---|---|---|
| File type | Image | Video |
| Extensions |
|
|
| MIME type |
|
|
| Compression / quality | raw | depends |
| File size characteristics | large | large |
| Compatibility | limited | moderate |
| Editability | high | limited |
| Created year | 2000 | 2007 |
| Inventor | Canon | Sony |
| Status | proprietary | legacy |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Common software |
|
|
| Archival suitability | strong | moderate |
| Metadata handling | rich | moderate |
| Delivery profile | limited | strong |
| Workflow fit | source | delivery |
| Layer support | Not supported | Not supported |
| Camera raw data | Supported | Not supported |
| HDR support | Not supported | Not supported |
| Streaming ready | Not supported | Not supported |
When to use each format
When to use CRW
- capture ingest
- editing
- web or print delivery
- Preserve capture-stage sensor information.
When to use MQV
- editing
- mastering
- streaming delivery
- QuickTime/ISO BMFF lineage makes the underlying structure parseable by many media tools.
FAQs
Why convert CRW to MQV?
Convert to or from MQV when migrating recordings off older Sony consumer devices, preserving original camera exports, or normalizing a proprietary Sony library into MP4, MOV, or another easier editing format.
It is primarily a legacy-ingest and archive-recovery format.
What changes when converting CRW to MQV?
This conversion changes how the format behaves in downstream tools and delivery environments.
Quality profile changes from raw in CRW to depends in MQV. Editability profile changes from high in CRW to limited in MQV. Compatibility profile changes from limited in CRW to moderate in MQV. Archival profile changes from strong in CRW to moderate in MQV. Metadata profile changes from rich in CRW to moderate in MQV. Delivery profile changes from limited in CRW to strong in MQV. Workflow profile changes from source in CRW to delivery in MQV.
Moving to MQV removes camera raw data.
What should I review after converting CRW to MQV?
Check the exported file for No public specification or documentation.; Very limited software support outside Sony's own applications.; Largely superseded by Sony's later XAVC and XAVC S recording formats..