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PS at a glance
PS
Adobe's PostScript technology was central to the desktop publishing revolution, and the language became tightly associated with printers, imagesetters, and prepress workflows.
PGX at a glance
PGX
These formats persist in engineering, compression research, and conversion-tool contexts where simple sample storage or adjunct technical representation is useful.
Format comparison
| Feature | PS | PGX |
|---|---|---|
| File type | Document | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1984 | 2000 |
| Inventor | Adobe | ISO/IEC (JPEG 2000 committee) |
| Status | active | active |
| Primary use cases |
|
|
| Vector scaling | Supported | Not supported |
When to use each format
When to use PS
- Your source file is already in PS.
- Preserve source expectations before exporting to PGX.
- PS is commonly used in document workflows.
When to use PGX
- Your target workflow expects PGX.
- Improve delivery compatibility with PGX.
- PGX is commonly used in image workflows.
FAQs
Why convert PS to PGX?
Convert to PGX when a technical imaging or codec workflow expects grayscale component data in a simple specialist format.
It is useful for research, testing, and standards-oriented image processing.
What changes when converting PS to PGX?
This conversion changes how the format behaves in downstream tools and delivery environments.
Moving to PGX removes vector scaling.
What should I review after converting PS to PGX?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.