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HTML at a glance
HTML
WHATWG's living-standard model replaced the idea that HTML should be treated only as a periodically finished static edition.
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 | HTML | HDR |
|---|---|---|
| File type | Document | Image |
| Extensions |
|
|
| MIME type |
|
|
| Created year | 1993 | 1989 |
| Inventor | Tim Berners-Lee | Greg Ward |
| Status | active | active |
| Primary use cases |
|
|
| Vector scaling | Not supported | Not supported |
When to use each format
When to use HTML
- Your source file is already in HTML.
- Preserve source expectations before exporting to HDR.
- HTML 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 HTML 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 HTML to HDR?
This conversion changes how the format behaves in downstream tools and delivery environments.
What should I review after converting HTML to HDR?
Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.