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Intro::Digital Negative

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Image::adobe    Camera::format    Cameras::products    Support::digital    Formats::software    Pentax::version

{{#invoke:Hatnote|hatnote}} {{#invoke:Infobox|infobox}} Digital Negative (DNG) is an open lossless raw image format written by Adobe used for digital photography. It was launched on September 27, 2004.<ref name = "adobe2004">{{#invoke:citation/CS1|citation |CitationClass=pressrelease |type=Press release }}</ref> The launch was accompanied by the first version of the DNG specification,<ref name = "DNGspecification">{{#invoke:citation/CS1|citation |CitationClass=citation }}.</ref> plus various products, including a free-of-charge DNG converter utility. All Adobe photo manipulation software (such as Adobe Photoshop and Adobe Lightroom) released since the launch supports DNG.<ref name = "PEARSONadobeproducts">{{#invoke:citation/CS1|citation |CitationClass=citation }}.</ref>

DNG is based on the TIFF/EP standard format, and mandates significant use of metadata. Use of the file format is royalty-free; Adobe has published a license allowing anyone to exploit DNG,<ref name = "DNHlicense">{{#invoke:citation/CS1|citation |CitationClass=citation }}.</ref> and has also stated that there are no known intellectual property encumbrances or license requirements for DNG.<ref name = "CinemaDNGnoencumbrance">{{#invoke:citation/CS1|citation |CitationClass=citation }}.</ref> Adobe stated that if there was a consensus that DNG should be controlled by a standards body, they were open to the idea.<ref name = "DMDkevinconnor">{{#invoke:citation/CS1|citation |CitationClass=citation }}.</ref> Adobe has submitted DNG to ISO for incorporation into their revision of TIFF/EP.<ref name = "DPReviewISO">{{#invoke:citation/CS1|citation |CitationClass=citation }}.</ref>


Digital Negative sections
Intro  Rationale for DNG  Technical summary  Timeline  Reception  DNG conversion  Summary of products that support DNG in some way  Versions of the specification  Standardization  See also  References  

Intro
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