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JPS at a glance
JPS
JPS belongs to the period when consumer 3D displays, cameras, and media players experimented with stereo-photo conventions built on ordinary JPEG assets instead of inventing entirely new everyday imaging stacks.
PSB at a glance
PSB
Photoshop's native format became one of the de facto interchange anchors of raster design and retouching, even outside Adobe-only teams, because so many creative pipelines converged around its feature set.
Format comparison
| Feature | JPS | PSB |
|---|---|---|
| File type | Image | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 2000 | 1990 |
| Inventor | JPEG Stereoscopic community | Adobe |
| Status | active | proprietary |
| Transparency | Not supported | Not supported |
| Animation | Not supported | Not supported |
| Primary use cases |
|
|
| Layer support | Supported | Supported |
| Vector scaling | 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 JPS
- Your source file is already in JPS.
- Preserve source expectations before exporting to PSB.
- JPS is commonly used in image workflows.
When to use PSB
- Your target workflow expects PSB.
- Improve delivery compatibility with PSB.
- PSB is commonly used in image workflows.
FAQs
Why convert JPS to PSB?
Convert to PSB when the image must remain editable in Photoshop at very large dimensions or layer counts.
It is useful for oversized composites, print backdrops, and complex production artwork.
What changes when converting JPS to PSB?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to PSB removes vector scaling. Moving to PSB removes streaming delivery.
What should I review after converting JPS to PSB?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.