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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.
HDV at a glance
HDV
JVC introduced HDV in 2003, recording MPEG-2 compressed HD video on standard MiniDV cassettes. Two profiles emerged: HDV 720p (JVC) and HDV 1080i (Sony and Canon), each trading resolution and frame structure.
Format comparison
| Feature | RealVideo | HDV |
|---|---|---|
| File type | Video | Video |
| Extensions |
|
|
| MIME type |
|
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| Created year | 1997 | 2003 |
| Inventor | RealNetworks | JVC, Sony, Canon, Sharp (HDV consortium) |
| Status | legacy | legacy |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
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| Layer support | Supported | Not supported |
| Multitrack support | Not supported | Not supported |
| Camera raw data | Not supported | Not supported |
| HDR support | Not supported | Not supported |
| Streaming ready | Supported | Not supported |
When to use each format
When to use RealVideo
- Your source file is already in RealVideo.
- Preserve source expectations before exporting to HDV.
- RealVideo is commonly used in video workflows.
When to use HDV
- Your target workflow expects HDV.
- Improve delivery compatibility with HDV.
- HDV is commonly used in video workflows.
FAQs
Why convert RealVideo to HDV?
HDV tape capture and digitization, prosumer HD archive conversion, and migration of HDV camcorder footage to modern editing formats.
What changes when converting RealVideo to HDV?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to HDV removes layer support. Moving to HDV removes streaming delivery.
What should I review after converting RealVideo to HDV?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.