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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.
ORF at a glance
ORF
ORF belongs to the long Olympus digital-camera story, especially in the Four Thirds and Micro Four Thirds eras where portability and serious editing often coexisted.
Format comparison
| Feature | AVIF | ORF |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2019 | 2003 |
| Inventor | Alliance for Open Media | Olympus (now OM System) |
| Status | active | proprietary |
| Transparency | Not supported | Not supported |
| Animation | Supported | Not supported |
| Primary use cases |
|
|
| Layer support | Not supported | Not supported |
| Vector scaling | Not supported | Not supported |
| Camera raw data | Not supported | Supported |
| HDR support | Supported | Not supported |
| Streaming ready | Not supported | Not supported |
When to use each format
When to use AVIF
- Your source file is already in AVIF.
- Preserve source expectations before exporting to ORF.
- AVIF is commonly used in image workflows.
When to use ORF
- Your target workflow expects ORF.
- Improve delivery compatibility with ORF.
- ORF is commonly used in image workflows.
FAQs
Why convert AVIF to ORF?
Convert to ORF when preserving Olympus camera originals or maintaining compatibility with an Olympus raw-photo workflow.
It is useful for archive masters and non-destructive photographic editing.
What changes when converting AVIF to ORF?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to ORF removes animation support. Moving to ORF adds camera raw data. Moving to ORF removes HDR content.
What should I review after converting AVIF to ORF?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.