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Support for .RAW image format?
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<blockquote data-quote="knutinh" data-source="post: 102090" data-attributes="member: 14776"><p><a href="http://www.linux.com/article.pl?sid=06/08/01/209226" target="_blank">http://www.linux.com/article.pl?sid=06/08/01/209226</a></p><p></p><p>"File under fire </p><p></p><p>The RAW formats themselves are specific to digital camera manufacturers. Canon's current format uses the extension .cr2, a successor to the preceding generation's .crw. Nikon uses .nef, Minolta .mrw, Fuji .raf, Pentax .pef, Olympus .orf, Hasselblad .3fr. Although most are based internally on a variation of the hyper-extensible TIFF, all are proprietary and subject to change with each new camera model, and most are officially undocumented.</p><p></p><p>There are two RAW formats not produced by camera manufacturers. Foveon's .x3f was created by chip maker Foveon for its special image sensors, found in cameras manufactured by Sigma and Polaroid. In 2004, software giant Adobe announced it was launching a new RAW format called .dng that would serve as an umbrella format for all of the others. The company produced a free DNG Converter application, but as of today DNG has not taken over. Many see the DNG move as a blatant attempt to take over the RAW format market by a jealous software house not currently a player -- and for most digital SLR owners, since DNG is not the format their cameras actually capture in, it is nothing more than another (unnecessary) intermediate format.</p><p>...</p><p>However you get your images off the camera and onto the Linux PC, the real work is converting them to a file format usable in image editors like the GIMP, CinePaint, and Photoshop. Here the major player is a free software project called dcraw, which is a small and fast RAW file converter that supports most major camera manufacturers' formats. Developer Dave Coffin puts his own time into supporting new camera models as they come out, and implements changes to the formats as the manufacturers update their own tools and firmware. </p><p></p><p>Dcraw can be used from the command line, but for a friendlier user experience, check out UFRaw, a GUI tool that uses dcraw for image import, but offers the user a wide array of adjustment tools. UFRaw can be launched as a standalone program, a GIMP plugin, or run non-interactively as a batch processor. It is GPL-licensed and probably available via your Linux distribution's package management system. If not, you can download sources and compile it for yourself; dependencies include the GIMP and libgimp for basic functionality, and LittleCMS and libEXIF for enhanced features.</p><p></p><p>Using UFRaw to extract the perfect image from your RAW files is an often subjective process that depends on a multitude of factors. UFRaw contains essential RAW workflow features such as color management, exposure control, white balance correction, multiple interpolation algorithms, and fine control over individual channels</p><p><a href="http://www.cybercom.net/~dcoffin/dcraw/" target="_blank">http://www.cybercom.net/~dcoffin/dcraw/</a></p><p>"</p><p></p><p>-k</p></blockquote><p></p>
[QUOTE="knutinh, post: 102090, member: 14776"] [url]http://www.linux.com/article.pl?sid=06/08/01/209226[/url] "File under fire The RAW formats themselves are specific to digital camera manufacturers. Canon's current format uses the extension .cr2, a successor to the preceding generation's .crw. Nikon uses .nef, Minolta .mrw, Fuji .raf, Pentax .pef, Olympus .orf, Hasselblad .3fr. Although most are based internally on a variation of the hyper-extensible TIFF, all are proprietary and subject to change with each new camera model, and most are officially undocumented. There are two RAW formats not produced by camera manufacturers. Foveon's .x3f was created by chip maker Foveon for its special image sensors, found in cameras manufactured by Sigma and Polaroid. In 2004, software giant Adobe announced it was launching a new RAW format called .dng that would serve as an umbrella format for all of the others. The company produced a free DNG Converter application, but as of today DNG has not taken over. Many see the DNG move as a blatant attempt to take over the RAW format market by a jealous software house not currently a player -- and for most digital SLR owners, since DNG is not the format their cameras actually capture in, it is nothing more than another (unnecessary) intermediate format. ... However you get your images off the camera and onto the Linux PC, the real work is converting them to a file format usable in image editors like the GIMP, CinePaint, and Photoshop. Here the major player is a free software project called dcraw, which is a small and fast RAW file converter that supports most major camera manufacturers' formats. Developer Dave Coffin puts his own time into supporting new camera models as they come out, and implements changes to the formats as the manufacturers update their own tools and firmware. Dcraw can be used from the command line, but for a friendlier user experience, check out UFRaw, a GUI tool that uses dcraw for image import, but offers the user a wide array of adjustment tools. UFRaw can be launched as a standalone program, a GIMP plugin, or run non-interactively as a batch processor. It is GPL-licensed and probably available via your Linux distribution's package management system. If not, you can download sources and compile it for yourself; dependencies include the GIMP and libgimp for basic functionality, and LittleCMS and libEXIF for enhanced features. Using UFRaw to extract the perfect image from your RAW files is an often subjective process that depends on a multitude of factors. UFRaw contains essential RAW workflow features such as color management, exposure control, white balance correction, multiple interpolation algorithms, and fine control over individual channels [url]http://www.cybercom.net/~dcoffin/dcraw/[/url] " -k [/QUOTE]
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