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HDR to WebP — Online Image Converter
Convert HDR to WebP online. Private, client-side — no uploadrequired. Fast batch converter.
Convert HDR to WebP
About HDR to WebP
Convert HDR to WebP. HDR (Radiance RGBE) stores high-dynamic-range lighting with 32 bits per pixel. WebP stores still and animated images with better compression. Use the quality slider to balance size and fidelity..
Why convert HDR to WebP?
- Flexible size with WebP lossless or lossy compression - lossy for smaller files, lossless for exact quality.
- Keep animation and transparency where supported.
- Private, no upload - runs in your browser.
HDR vs WebP
| Animation | No | Yes |
|---|---|---|
| Transparency | No | Yes |
| Compression | lossless high dynamic range | lossless or lossy |
| Typical use | HDR (Radiance RGBE) stores high-dynamic-range lighting with 32 bits per pixel. | WebP stores still and animated images with better compression. |
When not to convert HDR to WebP
- Skip WebP for archival masters: lossy compression discards detail, so keep the HDR original.
- No motion to preserve: HDR is a still, so pick WebP for size or compatibility rather than animation.
Limits
Starting point: HDR - HDR (Radiance RGBE) stores high-dynamic-range lighting with 32 bits per pixel. Tone mapping compresses highlights into display range on export. Use the quality slider to balance size and fidelity. Set the quality slider near 80-90 for WebP photos from HDR, and keep dimensions matched to the source.
How conversion works
Conversion runs entirely in your browser with the WASM image engine. Files never leave your device.
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FAQ
How do I convert HDR to WebP?
Drop your HDR file onto this page, adjust quality and optional dimensions, then click Convert. The result downloads as WebP instantly. All processing runs in your browser.
Will I lose quality converting HDR to WebP?
WebP supports both lossless and lossy compression. Use the quality slider to balance file size and fidelity.
How do you store my files?
We do not store any processed images. All conversion happens entirely in your browser using WebAssembly.