How can i access cinemadng frame rate using the dng sdk?
I'm trying to figure out the right way to access the CinemaDNG frame rate using the DNG SDK --- preferably without having to hack up the DNG SDK, since that would have to be redone each time the DNG...
View ArticleHow to add bad pixels to a DNG made from a CFA sensor raw data ?
Hello all, I'm trying to build a proper DNG file from the raw CFA image acquired directly form an industrial camera.As usually there are a number of bad pixels around and I would like to mark them in...
View ArticleDNG_SDK and VS2013
Really painful to build but in the end possible (had to build XMP* libraries separately, I didn't merge the projects) , is there a way to submit patches or is Adobe looking into this issue to...
View ArticleUsing LookTable and HSV with saturation of zero
I am currently looking at the DNG spec and the SDK, specifically using the LookTable to encode an HSV conversion that does not necessarily preserve grays.But as these are HSV tables and the way these...
View ArticleMissing DNG Tag: ProfileToneCurve
Hello everyone, I've been trying investigate DNG tags in file using dng_validate in DNG sdk v1.4. In 'dng_validate' -d <num> option should show all information i.e. tags in .dng. However some of...
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Understanding ISO Change Effect on RAW Image and GainMap Opcode
I am trying to figure out GainMap tags change by ISO in ".dng" file. I came across with this question: https://forums.adobe.com/thread/1410199 and this answer:...
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Difference Between Adobe DNG SDK and Photoshop's Results
I'm trying to find Photoshop's image processing operations applied to an image by comparing DNG SDK. For example, this is the difference between DNG SDK's sRGB result and Photoshop's sRGB result ....
View ArticleTransparency examples in DNG (SDK 1.4)
Hi All, I am new on this forum. I just started to assess the possibilities of DNG (and its SDK) for my photo processing pipeline. Being able to add (semi-) transparent pixels to sets of photos is one...
View ArticleHow to export raw data from DNG?
HelloI want export Bayer data from my DNG file. I am reading DNG SDK, the dng_validate can parse my DNG file ,there are four lossless jpg in the file. But I can't find the rule to make a RAW data...
View ArticleBuild DNG SDK on Mac with XCode 6.2
Hello everyone, I am trying to build the DNG_SDK Version 1.4 with XCode 6.2. I have downloaded all the third party libraries for xmp and dng sdk. After linking errors with the current xmp sdk 201412, I...
View ArticleWhat do I need to create DNG from scratch?
Hello everybody, Is it possible to create DNG from RGB data? I need to implement export of images into DNG format in my application. All I have is image width, height and array of floating-point RGB...
View ArticleSubIFD1 tags not updating
Hey, I'm currently developing code to write raw camera image data to dng files (I'm doing some processing in between so I'm not using the DNG Converter exe). I have not been able to find any tutorial...
View ArticleI scanned a black & white negative. Can I turn it into a positive in PS?
I scanned a black & white negative. Can I turn it into a positive in PhotoShop?
View ArticleNewbie - getting started
Hi,Hopefully someone can help me here. I'm looking to place either simulated or camera raw output (and here I mean a matrix of 8 or 10 bit values without debayering) into a RAW format so that I can...
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How to build dng_validate in VisualC++ 2010 [Question]
Hello all, I loaded the project solution coming with the current source into my Microsoft Visual C++ 2010 IDE and hit BUILD having prepared everything as in the README - I even replaced XMP 5.1.2 with...
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Given a cam_to_sRGB matrix, how do I generate ForwardMatrix?
I have a matrix that will convert my raw camera RGB data to sRGB space, for example when I apply the matrix to the white balance corrected raw data in MATLAB, I get a good looking output image. I want...
View Articleraw image size > 2.147 Gb?
Hello, Is there a dng specification raw image size limit? I would like to save huge raw images. We changed the kMaxImageSide from 65000 to 300000. I know the dng's which are bigger then 65000 per size...
View ArticleHow to write manipulated image back to negative?
Hi all,I would like to do some simple dng raw image manipulation like black image subtraction. Therfore I though I would get the stage2 image (because working on stage1 is not correct right?) of both...
View ArticleInstallation failed: 'AppendProperties' : is not a member of 'TXMPUtils'
Dear all,I’m trying to install DNG-SDK (1.3) but with no success, I have tried to compile with both XMP Toolkit SDK CC-2013.06 and XMP Toolkit SDK 5.1.2 but with the same error message: error C2039:...
View ArticleEmbed only mosaiced data
Hi, I would like to embed only the mosaiced image into the DNG. Is this possible? I have tried to comment BuildStage2Image and BuildStage3Image, but with no success. So any clue will be appreciated....
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