Raw photos store data from an image sensor before it's been converted into a JPEG. Typical image sensors capture only red, green, or blue for a pixel, and through "demosaicing" convert that data into a useful image with all three color elements for each pixel.
(Credit: Adobe Systems)Photography enthusiasts have seen the light when it comes to shooting raw images, but plenty of them have yet to convert to Adobe Systems' DNG format for storing those images.
But Adobe could bring some new sheep into the Digital Negative fold with abilities arriving in Adobe's Lightroom 4 software and its Photoshop CS6 cousin. Adobe isn't evangelizing heavily, but it is offering new features that could convince people that DNG is a better alternative to the profusion of proprietary raw formats that higher-end cameras produce.
Three significant improvements are coming to DNG, two for speed and one for flexibility:
• "Fast-load data," a miniature raw preview image embedded in the file that makes it faster to switch among images in Lightroom's develop module--eight times as fast, according to Tom Hogarty, principal product manager for Lightroom.
• "Ti... [Read more]
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