NationMaster - Encyclopedia: Digital Negative (file format)

**Digital Negative (DNG)**

File extension:	`.dng`
Developed by:	Adobe Systems
Type of format:	raw image format
Container for:	Metadata may be embedded in XMP, EXIF or IPTC formats.
Extended from:	TIFF/EP

In digital photography, the Digital Negative (DNG) file format is an ostensibly royalty free raw image format designed by Adobe Systems. Its specification was announced on September 27, 2004.^[1] The same day, Adobe introduced Digital Negative to the market with its free Adobe DNG Converter program. According to Adobe, Digital Negative was a response to demand for a unifying camera raw file format.^[2] Digital Negative is based on the TIFF/EP format, and mandates use of metadata. Adobe Photoshop Elements 3.0 supports Digital Negative. Image File history File links DNG_tm. ... A filename extension is an extra set of (usually) alphanumeric characters that is appended to the end of a filename to allow computer users (as well as various pieces of software on the computer system) to quickly determine the type of data stored in the file. ... Adobe Systems (NASDAQ: ADBE) (LSE: ABS) is an American computer software company headquartered in San Jose, California that was founded in December 1982 by John Warnock and Charles Geschke. ... A raw image file contains minimally processed data from the image sensor of a digital camera or image scanner. ... Metadata (Greek meta after and Latin data information) are data that describe other data. ... The Extensible Metadata Platform or XMP is a specific type of extensible markup language used in PDF, photography and photo editing applications. ... Exchangeable image file format (Exif) is a specification for the image file format used by digital cameras. ... The International Press Telecommunications Council, based in Windsor, UK, is a consortium of the worlds major news agencies and news industry vendors. ... Tag Image File Format / Electronic Photography (TIFF/EP) is an digital image file format standard - ISO 12234-2, titled Electronic still-picture imaging -- Removable memory -- Part 2: TIFF/EP image data format. This is different from the Tagged Image File Format, which is a standard administered by Adobe TIFF currently... It has been suggested that Digital photography/Temp be merged into this article or section. ... A file format is a particular way to encode information for storage in a computer file. ... Royalty free pictures Itâ€™s said that a picture is worth a thousand words. ... A raw image file contains minimally processed data from the image sensor of a digital camera or image scanner. ... Adobe Systems (NASDAQ: ADBE) (LSE: ABS) is an American computer software company headquartered in San Jose, California that was founded in December 1982 by John Warnock and Charles Geschke. ... In engineering and manufacturing, the term specification has the following meanings: Technical requirement A specification is a set of requirements. ... September 27 is the 270th day of the year (271st in leap years) in the Gregorian calendar. ... 2004 (MMIV) was a leap year starting on Thursday of the Gregorian calendar. ... Adobe DNG Converter is published by Adobe Systems on September 27, 2004. ... Tag Image File Format / Electronic Photography (TIFF/EP) is an digital image file format standard - ISO 12234-2, titled Electronic still-picture imaging -- Removable memory -- Part 2: TIFF/EP image data format. This is different from the Tagged Image File Format, which is a standard administered by Adobe TIFF currently... Metadata is data about data. ... Welcome Screen on Windows Adobe Photoshop Elements is the consumer version of the Adobe Photoshop raster image editing product, sold at a fraction (roughly 1/7th to 1/5th) of the cost of the professional product or bundled with related hardware such as scanners and digital cameras. ...

1 Cameras which support DNG
2 Software that supports DNG
3 See also
4 References
5 External links

Cameras which support DNG

Hasselblad supports DNG, but only as an output format via software on their V96C digital Back for the 503CW camera body.
Leica's Digital-Modul-R for the R8 or R9, as well as the M8, the Digilux-3 and the D-Lux 3 natively support the DNG format.
Ricoh supports DNG in the Digital GR, considered a professional compact.
Samsung supports DNG in their Pro815 "prosumer" camera and GX-10 DSLR camera
Pentax supports DNG in their K10D DSLR camera

Hasselblad 503CW with Zeiss Distagon 3,5/30 and Ixpress V96C Hasselblad is a Swedish manufacturer of high-quality still photography cameras based in Gothenburg, Sweden. ... Leica is the name of several cameras produced by a German company of the same name. ... Ricoh Company, Ltd. ... Samsung Group is one of the largest South Korean business groupings. ... Prosumer refers to one of two possible portmanteaus formed by contracting either the word producer or professional with the word consumer. ... PENTAX Corporation ) (TYO: 7750 ) is a Japanese company founded in 1919 as Asahi Optical Joint Stock Co. ...

Software that supports DNG

Besides Adobe Photoshop, several other software programs provide read and sometimes write support for DNG files including: GIMP, ImageMagick, ExifTool,... (see [1] for the complete list of the software editors which informed Adobe of their products compatibility). To meet Wikipedias quality standards, this article or section can be improved by converting lengthy lists to text. ... ImageMagick is a free software suite for the creation, modification and display of bitmap images. ...

References

^ Adobe Systems (September 27, 2004). Adobe Unifies Raw Photo Formats with Introduction of Digital Negative Specification. Press release.
^ Kathy White. "Adobe Pushes DNG Image Format", Publish Magazine, March 15, 2005.

Adobe Systems (NASDAQ: ADBE) (LSE: ABS) is an American computer software company headquartered in San Jose, California that was founded in December 1982 by John Warnock and Charles Geschke. ... September 27 is the 270th day of the year (271st in leap years) in the Gregorian calendar. ... 2004 (MMIV) was a leap year starting on Thursday of the Gregorian calendar. ... A news release, press release or press statement is a written or recorded communication directed at members of the news media for the purpose of announcing something claimed as having news value. ... March 15 is the 74th day of the year in the Gregorian Calendar (75th in Leap years). ... 2005 (MMV) was a common year starting on Saturday of the Gregorian calendar. ...

External links

Official Adobe DNG page
- Digital Negative Specification v. 1.1.0.0 (February 2005)
- Introducing the Digital Negative Specification
- Introducing the Digital Negative Specification: Information for Manufacturers
- DNG hardware and software support

DNG articles and links
Notes on the future of Open RAW formats, and a look at DNG
Commentary on "DNG is not the answer"

Categories: Computer stubs | Graphics file formats

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Contents

Cameras which support DNG GA_googleFillSlot("encyclopedia_square");

Software that supports DNG

See also

References

External links

Cameras which support DNG