CR2 to ICO — Online Image Converter
Convert CR2 to ICO online. Private, client-side — no uploadrequired. Fast batch converter.
About CR2 to ICO
Convert CR2 to ICO. CR2 is Canon's raw sensor format holding unprocessed Bayer data plus metadata. ICO bundles multiple resolutions of an icon in one container file. Conversion rasterizes one size, so start from the largest entry..
Why convert CR2 to ICO?
- Larger files than lossy shares with ICO lossless quality.
- Keep quality where supported.
- Private, no upload - runs in your browser.
CR2 vs ICO
| Animation | No | No |
|---|---|---|
| Transparency | No | Yes |
| Compression | raw sensor | lossless |
| Typical use | CR2 is Canon's raw sensor format holding unprocessed Bayer data plus metadata. | ICO bundles multiple resolutions of an icon in one container file. |
When not to convert CR2 to ICO
- Skip ICO for the smallest share: lossless output stays large, so prefer a lossy target when sending CR2 files.
- Keep a master copy: repeated exports stack small losses, so archive CR2 before batch ICO shares.
Limits
Starting point: CR2 - CR2 is Canon's raw sensor format holding unprocessed Bayer data plus metadata. Needs demosaicing first; white balance stays adjustable until export. Conversion rasterizes one size, so start from the largest entry. Export ICO from CR2 at matched dimensions; every pixel maps across, so large sources stay large.
How conversion works
Conversion runs entirely in your browser with the WASM image engine. Files never leave your device.