DNG File Documentation

Overview

Feature Value
File Extension .dng
MIME Type image/x-adobe-dng
Developed By Adobe Systems
Release Date 2004
Based On TIFF/EP
Color Depth Up to 16 bits per channel
Compression Lossy (JPEG) and Lossless compression
Metadata Support EXIF, XMP, IPTC
Multi-Page Support No
Layer Support No
Transparency Support No
Alpha Channel Support No
Color Profiles Support sRGB, Adobe RGB, ProPhoto RGB
Linear DNG Option Yes
Raw Image Editing Supported
Image Encryption Supported
Backward Compatibility Designed to be forward and backward compatible
Proprietary No, Open Format
Adoption Supported by many hardware and software vendors
File Integrity Verification Supported
Camera Raw Profiles Embedding Supported