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CDR at a glance
CDR
CorelDRAW was developed by Corel engineers Michel Bouillan and Pat Beirne in 1987 to bundle with Corel's desktop publishing systems. The inclusion of TrueType support in Windows 3.1 transformed CorelDRAW into a serious illustration program.
RealVideo at a glance
RealVideo
RealNetworks released the first RealVideo codec in February 1997 as part of RealPlayer 5, pioneering internet video streaming when bandwidth was extremely limited and competing with Microsoft's Windows Media and Apple's QuickTime Streaming.
Format comparison
| Feature | CDR | RealVideo |
|---|---|---|
| File type | Vector | Video |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1989 | 1997 |
| Inventor | Corel Corporation | RealNetworks |
| Status | active | legacy |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Layer support | Not supported | Supported |
When to use each format
When to use CDR
- Your source file is already in CDR.
- Preserve source expectations before exporting to RealVideo.
- CDR is commonly used in vector workflows.
When to use RealVideo
- Your target workflow expects RealVideo.
- Improve delivery compatibility with RealVideo.
- RealVideo is commonly used in video workflows.
FAQs
Why convert CDR to RealVideo?
Convert to or from RealVideo when recovering streaming-era web media, preserving early RealNetworks distributions, or migrating archived RM and RMVB collections into current containers such as MP4.
It is primarily a legacy-access format for old internet-video libraries rather than a target for new delivery.
What changes when converting CDR to RealVideo?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to RealVideo adds layer support.
What should I review after converting CDR to RealVideo?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.