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SR2 at a glance
SR2
Early Sony raw formats reflect the transitional period in which Sony was still establishing its photography ecosystem and raw compatibility story.
DDS at a glance
DDS
DDS grew out of Microsoft's graphics API and game-development ecosystem, which is why it feels more like an engine or texture-delivery format than a conventional consumer image file.
Format comparison
| Feature | SR2 | DDS |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2003 | 1999 |
| Inventor | Sony | Microsoft / DirectX ecosystem |
| Status | proprietary | proprietary |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Layer support | Not supported | Not supported |
| Vector scaling | 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 SR2
- Your source file is already in SR2.
- Preserve source expectations before exporting to DDS.
- SR2 is commonly used in image workflows.
When to use DDS
- Your target workflow expects DDS.
- Improve delivery compatibility with DDS.
- DDS is commonly used in image workflows.
FAQs
Why convert SR2 to DDS?
Convert to DDS when preparing textures for games, real-time rendering, environment maps, or GPU-oriented asset bundles.
It is useful when mipmaps, compression, and engine compatibility matter more than broad image-viewer support.
What changes when converting SR2 to DDS?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to DDS removes camera raw data.
What should I review after converting SR2 to DDS?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.