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Questions tagged [dng]

Digital Negative (DNG) is an open raw image format owned by Adobe used for digital photography

Digital Negative (DNG) is an open raw image format owned by Adobe used for digital photography

71 questions
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Taking a dng picture using the Camera2 API

I'm creating an app that takes pictures in .dng format in order to process them. I'm using the camera2 API. I was able to take pictures and save them into my phone, but in .jpg format. But when I change my code in order to save them with .dng…
NicoC
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raw CIFilter has nil outputImage

I get some DNG raw files and want to show them in iPhone. I use CIFilter to read the raw file, but when I try to get the outputImage, it returns nil. The code looks like: NSURL *url = [[NSBundle mainBundle] URLForResource:@"1"…
scorpiozj
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DNG image resolution iOS?

I'm trying to figure out a way to read DNG image resolution without actually loading the image using CIFilter. So far I tried: CGImageSourceCopyMetadataAtIndex - doesn't have any resolution info at all in returned…
igor
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How to batch convert RAW images in several subfolders to DNG

So I have 20 subfolders full of files in my main folder and have around 200 files in every subfolder. I've been trying to write a script to convert every picture in every subfolder to DNG. I have done some research and was able to batch convert…
Leo
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How to read pixel values for Raw Image on Android

I have managed to capture a RAW image on Android and save it to disk as a DNG. What I want to do is read the raw sensor data of each "pixel" for the image. Specifically, I just want to read the green sensor values before any processing. What is the…
Blane Townsend
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imagemagick convert dng - changes date modified

Edit 26/04/2016 : This is a bug that has been fixed in ImageMagick-6.9.3-5 and 7.0.0-0 . Converting DNG files, when I run convert "my_img.dng" "my_img_converted.jpg" Imagemagick changes the date modified of the original my_img.dng to the time when…
Voy
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Matlab: Raw image DNG BitsPerSample 10 not support

As Steve Eddin posted in http://blogs.mathworks.com/steve/2011/03/08/tips-for-reading-a-camera-raw-file-into-matlab/, I followed and copied the following code, running in MATLAB 2014b. As a result, I got the following error."Reading images with a…
user10433
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Load jpg preview from DNG into picturebox

I have written a program that has a feature for viewing images. It works fine for common files types, I simply use a picturebox. But I want to be able to load DNG (Digital Negative) images too. I don't need to load the whole thing, loading just the…
Stoopkid
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Doors next generation custom attribute updater

Hi I'm a newbie working on a script in doors next generation project using rest APIs. Requirement is to update the attributes inside a module and contents using script. I am able to get till required module. Can anyone please guide me next steps and…
Namrata
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Making DNG images available via USB in iOS

Currently when I connect an iOS device to a Linux computer, I can mount the photos directory as if it were a camera. However I can only access the JPEG photos, which are inherently low quality. I were to write an iOS app that takes RAW photos, which…
s_question
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Flutter - Apple ProRaw photo orientation

I'm trying to show a photo taken on an iphone in ProRaw (DNG) format in a flutter application. The problem is that if the photo is taken keeping the phone vertically on the flutter application it will be rotated horizontally. Original…
matte
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DNG to JPG conversion using python on Windows

My goal is simple: use python on Windows to convert from DNG to JPG, maximizing quality and carrying through metadata (e.g. EXIF). I've tried a few things, but this is the best I've found: from PIL import Image import rawpy def…
Jeff
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Macintosh: Converting RAW files to dng using a shell script

A while back I built a simple droplet app that took raw files and moved them from a desktop to a server location and did a DB update. I've now received a request from the photo dept. to have it also convert raw files to dng format. The app is built…
PruitIgoe
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Error taking and saving .dng picture using the Camera2 API

I'm creating an app that takes pictures in .dng format in order to process them. I'm using the camera2 API. I was able to take pictures and save them into my smartphone Android 13, but in .jpg format. But when I change my code in order to save them…
Marinette
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Which PixelFormat in WritableBitmap for uncompressed image data?

I'm writing an image viewer application showing pure content of digital images stored in CR2, CR3, ARW, TIFF, JPG and DNG format. To show the image content, I use the WritableBitmap. The image data is extracted from the image file, stored in a…
Mr.CQ
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