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PDF at a glance
Adobe introduced PDF in the early 1990s as part of the Acrobat family. Adobe later handed the specification to ISO, and PDF 1.7 became ISO 32000-1 in 2008.
JXR at a glance
JXR
JPEG XR grew from Microsoft's HD Photo work and then moved through standards bodies, but it remained much more niche than formats such as JPEG, PNG, or later AVIF/WebP families.
Format comparison
| Feature | PDF | JXR |
|---|---|---|
| File type | Document | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1993 | 2009 |
| Inventor | Adobe | Microsoft |
| Status | active | active |
| Primary use cases |
|
|
| Vector scaling | Supported | Not supported |
When to use each format
When to use PDF
- Your source file is already in PDF.
- Preserve source expectations before exporting to JXR.
- PDF is commonly used in document workflows.
When to use JXR
- Your target workflow expects JXR.
- Improve delivery compatibility with JXR.
- JXR is commonly used in image workflows.
FAQs
Why convert PDF to JXR?
Convert to JXR when the receiving environment explicitly expects JPEG XR or when recovering historical assets from that ecosystem.
For broader distribution, TIFF, PNG, AVIF, or WebP are usually easier choices.
What changes when converting PDF to JXR?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to JXR removes vector scaling.
What should I review after converting PDF to JXR?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.
Format resources
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Suggested links
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