Digital Negative Format (DNG) 1.6
Unknownimage
The Digital Negative (DNG) specification describes a non-proprietary file format for storing camera raw files that can be used by a wide range of hardware and software vendors. DNG is an extension of the TIFF format, and is compatible with the TIFF-EP standard. This version was published in December 2021 and includes support for large files (64-bit BigTIFF extension), semantic masks and triple-illuminant calibration profies.
Identify it
| Extensions | .dng.tif |
|---|---|
| MIME types | image/dngimage/tiff |
| Signatures | 49492a00 at byte 0 (DNG 1.6 (Little Endian, BOF))4d4d002a at byte 0 (DNG 1.6 (Big Endian, BOF)) |
| PRONOM | fmt/1842 |
| Wikidata | Q117600268 |
| Library of Congress | fdd000628 |
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Open it
Listed for the family; check that the software handles this version.
- libexiv2Open source
- AbydosOpen source
- ConverseenOpen source
- dcrawOpen source
- ExifToolOpen source
- F-SpotOpen source
- GIMPOpen source
- ImageMagickOpen source
- KritaOpen source
- LibRawOpen source
- PhotoRecOpen source
- Q141647660Open source
- UFRawOpen source
And 32 more in the JSON record.
Convert it
| To | With | Fidelity | Command and losses |
|---|---|---|---|
| Portable Network Graphics | ImageMagick | Lossless | convert in.dng out.pngPixels kept; some metadata, colour profiles or layers may be dropped. |
| Tagged Image File Format | ImageMagick | Lossless | convert in.dng out.tifPixels kept; some metadata, colour profiles or layers may be dropped. |
| GIF 89a | ImageMagick | Lossy | convert in.dng out.gifReduced to 256 colours. |
| JPEG File Interchange Format 1.02 | ImageMagick | Lossy | convert in.dng out.jpgLossy compression. |
| WebP | ImageMagick | Lossy | convert in.dng out.webpLossy compression. |
Sources
From PRONOM, Wikidata. Updated 2026-10-20.