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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.
AVIF at a glance
AVIF
AVIF emerged from the Alliance for Open Media's work around AV1 and uses the HEIF family as its structural container, which connects it to both modern web delivery and newer image-container design.
Format comparison
| Feature | SR2 | AVIF |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2003 | 2019 |
| Inventor | Sony | Alliance for Open Media |
| Status | proprietary | active |
| Transparency | Not supported | Not supported |
| Animation | Not supported | 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 | 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 AVIF.
- SR2 is commonly used in image workflows.
When to use AVIF
- Your target workflow expects AVIF.
- Improve delivery compatibility with AVIF.
- AVIF is commonly used in image workflows.
FAQs
Why convert SR2 to AVIF?
Convert to AVIF when you need compact, high-quality web or app images, especially for responsive delivery, ecommerce, editorial sites, and modern UI assets.
It is a strong target when bandwidth savings and visual quality both matter.
What changes when converting SR2 to AVIF?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to AVIF adds animation support. Moving to AVIF removes camera raw data. Moving to AVIF adds HDR content.
What should I review after converting SR2 to AVIF?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.