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Enable multithreading in DNG SDK

Hi all,I have to process very fast a large amount of DNG files (couple of thousands) and I have to do this on a regular basis. The processing is a simple conversion to TIF, white balance, and all other...

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Crash when creating a Lossless-jpeg compressed DNG

Hi all, everything is in the title i guess. I work on a legacy system, using DNG SDK 1.1 (upgrading is not an option). The software was originally desgined under win, and is now ported to mac os X....

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Get DNG Date Created from dng sdk

I have successfully compiled the dng sdk and the validate app and I wondered what is a simple way to just get the date created out?

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The current DNG Profile Editor cannot interpret 7.1 raw settings

Hi, I am frustrated that the DNG Profile Editor is not able to apply Lightroom's or Camera Raw's settings since the new Process 2012 has been in effect.  This SEVERLY limits the usefulness of the...

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DNG SDK thinks 0xFFFFFFFF is invalid white level for 32 bit integers

As discussed in another message the DNG SDK does not seem to be able to write floating point DNGs. Since I need higher dynamic range than a 16 bit sample I instead went for 32 bit integers. This works,...

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How 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...

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converting RGB to DNG without affecting color profiles

Hi guys I'm working with the DNG SDK in C++ for some time now.  I need to be able to take a raw RGB (not camera raw) and convert it into a dng file.  After playing arond with it for a few days, I...

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DNG/XMP AppendProperties/ApplyTemplate

I downloaded the latest DNG SDK (1.3) and XMP Toolkit SDK (CS6).  The DNG SDK expects "AppendProperties", while the XMP has replaced that with "ApplyTemplate". I then tried an earlier version of the...

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Convert Raw to DNG

Dear all,I'm seeking DNG SDK assistance, and I'm trying to convert our raw file(only contains metadata from the sensor) to DNG format so that we can use white balance, demosaic,vignetting and so on....

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Installation 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:...

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Output of stage 1 (pre linearisation) and clarification

hi, Scratching my head on this one. I have some DNG RAW files and i'm using dng_validate to explore in more detail. I'm looking at all the stages of processing via outputting uncompressed tifs. What i...

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Catpture date.

I just want to read the capture date from a dng file. How do I do that?

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Embed 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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I 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?

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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...

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How 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...

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Build 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...

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Missing 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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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...

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