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DOC at a glance
DOC
DOC belongs to the older binary Office family that Microsoft later documented through its Open Specifications work, reflecting its long period of real-world dominance before DOCX.
HDR at a glance
HDR
HDR raster formats became important in rendering and lighting workflows before consumer-facing HDR delivery stories matured in mainstream media formats.
Format comparison
| Feature | DOC | HDR |
|---|---|---|
| File type | Document | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1987 | 1989 |
| Inventor | Microsoft | Greg Ward |
| Status | active | active |
| Primary use cases |
|
|
| Vector scaling | Not supported | Not supported |
When to use each format
When to use DOC
- Your source file is already in DOC.
- Preserve source expectations before exporting to HDR.
- DOC is commonly used in document workflows.
When to use HDR
- Your target workflow expects HDR.
- Improve delivery compatibility with HDR.
- HDR is commonly used in image workflows.
FAQs
Why convert DOC to HDR?
Convert to HDR when you need scene-referred high-dynamic-range image data for rendering, environment lighting, or technical HDR processing.
It is useful for lighting assets and specialized imaging pipelines.
What changes when converting DOC to HDR?
This conversion changes how the format behaves in downstream tools and delivery environments.
What should I review after converting DOC to HDR?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.