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CRW in het kort
CRW
Early Canon digital-camera workflows used raw formats like CRW before the later EOS raw families stabilized around CR2 and then CR3.
M2V in het kort
M2V
The .m2v extension became the conventional identifier for demultiplexed MPEG-2 video elementary streams during the DVD authoring era, when tools separated video from program streams for independent processing.
Formaatvergelijking
| Kenmerk | CRW | M2V |
|---|---|---|
| File type | Image | Video |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2000 | 1995 |
| Inventor | Canon | Moving Picture Experts Group (MPEG) |
| Status | proprietary | active |
| Transparency | Niet ondersteund | Niet ondersteund |
| Animation | Niet ondersteund | Niet ondersteund |
| Primary use cases |
|
|
| Layer support | Niet ondersteund | Ondersteund |
| Camera raw data | Ondersteund | Niet ondersteund |
| HDR support | Niet ondersteund | Niet ondersteund |
| Streaming ready | Niet ondersteund | Ondersteund |
Wanneer je elk formaat gebruikt
When to use CRW
- Your source file is already in CRW.
- Preserve source expectations before exporting to M2V.
- CRW is commonly used in image workflows.
When to use M2V
- Your target workflow expects M2V.
- Improve delivery compatibility with M2V.
- M2V is commonly used in video workflows.
Veelgestelde vragen
Why convert CRW to M2V?
DVD authoring video preparation, broadcast MPEG-2 processing where audio is handled as a separate stream, and MPEG-2 encoding pipelines.
What changes when converting CRW to M2V?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to M2V adds layer support. Moving to M2V removes camera raw data. Moving to M2V adds streaming delivery.
What should I review after converting CRW to M2V?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.