Questions tagged [raw]

RAW refers to any of several native data formats that contain the full data captured by the sensor. Typically these are proprietary formats, and each company uses its own.

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1answer
395 views

Recreating the look of a lightroom preset in another software

I have a number of Lightroom presets that I have developed or downloaded from the web and I am trying to recreate them in Luminar. Despite using the same values for the same/similar filters, my images ...
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6answers
2k views

Do negatives scanned upside down (backwards) lose quality?

I'm a novice, and don't have a detailed understanding of the technical terms, but I've scanned hundreds of 35mm and medium format negatives to get the best quality RAW files at certain presets which ...
3
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1answer
901 views

Simple Tool or script to sort in folders and by date RAW images in linux?

I'm taking a lot of RAW photos lately and I need a simple but convenient way to organize them. I saw a lot of tools to sort JPG images using EXIF informations, but none of them actually works with RAW ...
2
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1answer
555 views

Are Canon 450D RAW files (.cr2) different when shot in RAW+JPEG vs. RAW-only mode (from Lightroom's perspective)?

I have been lately shooting some photos with my old Canon 450D (or Rebel XSi) in RAW+JPEG mode and then trying to edit the photos in Lightroom 6.0. I've tried importing the photos to Lightroom both ...
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1answer
134 views

How to color calibrate to a set reference?

My post can be considered a follow-up question to this post. I have two sets of cameras (not DSLRs, rather industrial CMOS cameras), one a reference set and one a new set, and I want to calibrate ...
2
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2answers
5k views

Seeing a lot of noise when editing in RAW

I'm editing some RAW images using RawTherapee, and after editing I'm seeing a significant amount of noise that wasn't present in the original RAW image. I'm increasing the exposure, contrast, and ...
1
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1answer
407 views

Opening Camera RAW from bridge

I'm new to photo editing and need a little help. I am running CS6. When I have an image selected in Adobe bridge and select the shutter symbol or open in camera raw from the file menu I get the ...
-1
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4answers
5k views

Why RAW to JPG creates more noise in image in Adobe Photoshop? [duplicate]

When i click image at that time Raw format doesn't contain any noise, but when i opened into Adobe Photosho CC 2017 version and after modifying raw data and open to ps ans save as jpg gives colors ...
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2answers
4k views

How does the in-camera color space setting affect RAW files? [duplicate]

When I switch my Nikon D750 from sRGB to the Adobe RGB color space in the Photo Shooting menu, how does it affect the content of my NEF files? I understand what would happen to JPEGs, but the camera ...
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1answer
182 views

How can I configure Lightroom to use the JPEG from the camera for previewing?

I take photos in both RAW and JPEG. Sometimes I might apply a color style on the JPEG in-camera, but when I import the photos in Lightroom, only the RAW is visible. Can I somehow configure Lightroom,...
47
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8answers
15k views

Why do we use RGB instead of wavelengths to represent colours?

As we know, the colour of a particular beam of light depends on its frequency (or wavelength). Also, isn't that the information which is first captured by digital cameras? Then, why do we use formats ...
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1answer
451 views

Does Nikon's .NRW RAW format use a linearization table like the .NEF format?

This Mathworks.com article (the creators of MATLAB) suggests that the .NEF format undergoes a quantization, using the linearization table shown in the link. I have a Nikon Coolpix B700, which captures ...
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2answers
418 views

Why are histograms in Entangle and RawTherapee so different?

I've made a photo in Entangle, and then opened it in RawTherapee. When comparing the histograms, I noticed that they are very different. See the screenshot: Here we can see a deep dip in G and B ...
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1answer
128 views

How to strip iPhone DNGs of preview JPEGs?

It has been hypothesized elsewhere that the reason why OS/X Preview program presents Apple iPhone DNGs in such a way that they look inaccurate (i.e. "bad") vis a vis the actual objective scene details ...
2
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1answer
358 views

What demosaic algorithm is best for DNG to B&W conversion?

I figure that at some point someone has devised a demosaic algorithm that is optimal for converting a Bayer DNG to a B&W photograph. But what is that algorithm called, and what image processing ...
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1answer
227 views

Adding Exif data to a tif increases the file size

I have some jpg images exported from RAW files using UFRaw and they are very large in size(>15MB). So, in order to save space, I opened them in GIMP and re-exported as tif images with JPEG compression ...
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4answers
8k views

will i lose data/quality converting my raw files to jpeg on my pc? [duplicate]

will converting raw files to jpeg be the same as taking a jpeg photo to begin with? or will I keep my raw quality converting it to jpeg post shoot?
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4answers
4k views

Since Picture Profiles don't apply to RAW, why do they affect the viewfinder?

I have been researching picture profiles and have read mixed reviews regarding the application of picture profiles when shooting stills. From what I have read, PP is not applied when shooting in RAW, ...
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3answers
611 views

Why are my product photographs not sharp?

I just bought a Canon 750D. The picture has too much noise. The detail/shine of the diamond is not really showing. I am also using a tripod and timer. The lens is the EF-S 18-55mm ƒ/3.5-5.6 IS STM. ...
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1answer
197 views

How do I open and edit a RAW image from a board-mounted CMOS sensor?

I have a CMOS sensor mounted on a board that can capture photos in RAW and JPEG formats. The JPEG images are fine and work as expected the issue is when I try to work with the RAW images. I am ...
0
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1answer
645 views

NEF seemingly corrupt except in ViewNX-i - how to repair?

I have one NEF file that's showing perfectly fine in ViewNX-i but that displays blue or green color banding at the bottom of the image with every other tool I throw at it (MacOS X Sierra 10.12.4 ...
2
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1answer
568 views

Gropro Hero 5 Black vs Conventional DSLRs (Image Quality and Post Processing)

I own a few different DSLR and mirrorless cameras which I use for different purpose (Nikon D7000, D750, EOS M3). Recently I have decided to purchase a Gopro to make some videos as I've watched a few ...
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1answer
410 views

I am trying to sort Nef and Jpg images.

I am a Jpg/NEF shooter, After a shoot I download all of my jpg. I then sort which images I want as .jpg's using Media Pro. Its faster then LR or Bridge. If I need to do post production work on a ...
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2answers
702 views

Why am unable to use HDR while using RAW format on my DSLR?

I have a Nikon D5300 with 18-55mm and 55-200mm lens. I try to click in RAW format so I can get better adjustment after the click. But while using RAW format, why I am unable to turn on HDR mode. Why ...
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1answer
573 views

How can I convert RAW files with proper distortion correction from the command-line?

I'm close to fully automating a process of stacking bursts of pictures into one image thanks to Hugin's command-line tools, however there's one part I can't automate yet, it's converting RAW into ...
3
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1answer
5k views

Shutter count for Canon EOS 60D [duplicate]

My Camera model is Canon EOS 60D. I am using this last three years. How can I know the shutter count for my camera ? Thanks in advance. Jayanta P.
3
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2answers
190 views

Black level unchanged after long exposure noise reduction

I took 2 raw photos with the lens cap on: One with Long Exposure Noise Reduction turned on, one with LENR turned off. Checking the tags in the Raw file, BOTH report black levels of [200, 200, 200, ...
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1answer
201 views

Why are my pictures saved in RAW format in manual mode on my Nikon D7200?

Does anyone know why my Nikon D7200 saves my pictures as .nef when in manual mode? Image quality is FINE, but I can't figure out how to change it back to saving images as JPEGs. I also want to be ...
2
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2answers
184 views

Approximating raw image data from app-less iPhone6 by reverse processing using meta data?

note: To preserve @MichaelClark's substantial answer below, I've volunteered to leave this question here and allow it to be closed, instead of just deleting it (see discussion below the answer). That ...
3
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3answers
152 views

Do different smartphone apps create different raw pictures?

Androids camera-2 API supports taking photos in raw format (dng for my Nexus 5) with an appropriate camera app. Since there are different apps I could use, I'm wondering if the raw picture data ...
2
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1answer
2k views

Why are files auto-converted to JPEG when transfer from Nikon D7200 to a PC?

I clicked all my pictures in RAW-only format. But when I transferred to my PC all my files are auto converted to JPEG. Please note I selected only Raw in my camera settings, not Raw + Jpeg. For ...
4
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3answers
1k views

Why are my highlights purple?

I was shooting a subject that featured a lot of sunlight shining across a surface. In some of the photos, the sunlight appears to have a purple tinge to it. In others, the colours are more natural. ...
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2answers
6k views

How to access RAW image of Nikon D7200 in Lightroom 5.7 or Photoshop CC?

I have Nikon D7200, I clicked all my pics in .NEF(RAW) format, now I am unable to access the images in Lightroom 5.7 and Photoshop cc, I tried to install plug-in in Photoshop cc, but some how failed ...
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3answers
1k views

Is there any way of achieving cross-application non-destructive RAW editing? (Maybe xmp files?)

Is there some way of saving (basic) non-destructive RAW developing/adjustments that is not limited to a particular app ecosystem (eg Adobe)? Understandably some transformations are proprietary (eg. ...
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3answers
5k views

RAW files store 3 colors per pixel, or only one?

Ken Rockwell says that camera makers consider the individual R/G/B sensors when they talk about megapixels. So the image below would be a 6x6 pixel camera, not 3x3 as you would imagine. If that's ...
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4answers
28k views

Can I get original JPEG image from CR2 file format? [duplicate]

I am not professional photographer , but i have a professional camera (Canon). I had shoot my pre wedding photos with this camera. So when i was open , it will be converted into black and white after ...
2
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2answers
503 views

switched to RAW and seeing ugly light bands in Lightroom

I am used to working mostly with jpeg, but I switched to RAW and in my shoot today I see a lot of problems in night shots. notice how the purple sky has waves of color boundary rings. I am shooting ...
0
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2answers
600 views

RAW in ACR vs JPG in ACR

Photoshop has now given the facility to open and edit JPEGs and other non-RAW file formats using Adobe Camera Raw. One doesn't have to shoot RAWs to do some heavy edits. So is there still any benefit ...
2
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2answers
216 views

Regenerate DNG previews in Lightroom 3

I'm apparently entitled to unlimited storage with Amazon (Prime Photos) and I've uploaded all my DNG images (about 20GB) to their "cloud". When I view them online, they are tiny. Apparently that's ...
2
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1answer
473 views

Can I use Imagemagick to unrotate Canon RAW pictures in batch?

I’d like to use Freds unroate script to unrotate a bunch of Canon *.cr2 RAW files and keep them in the RAW Format. I’m able to use the script as a batch file for a folder of jpgs: for pic in *.jpg; ...
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1answer
258 views

Noise reduction in Adobe Camera Raw

When I open a raw file shot in ISO 1600 in ACR there is very little noise in the photo. But after color adjustments when i save or export as a JPG file there is much more noise visible. How can I ...
0
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1answer
146 views

Will saving in RAW + JPG provide the same IQ result as saving them both separately?

Storage is cheap nowadays, and carrying a few extra SD-cards aint to heavy. Is there a real downside to this option? Besides filling up more memory and some extended loading times? The question is ...
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1answer
1k views

How to find corrupt CR2 files?

Today I found out "by accident" that some of my CR2 Canon raws are corrupt. The EXIF data and the file structure is fine, it's the raw image data itself that appears to be broken. The Adobe DNG ...
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1answer
359 views

Lightroom messing with photo when importing RAW

When I'm trying to import to Lightroom CC 2015 my photos taken in my Canon 5DS using the format RAW(cr2 files) some photos are being messed. I've already tried to upgrade the Camera Raw codec to ...
6
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4answers
900 views

How to make backups of RAW files from a DSLR without a computer?

I want to make backups of RAW files from my SD card during my travel. I do not want to carry a computer, a rotating hard drive, or an Android phone. I do have an SSD of 500gb with me. One idea was to ...
3
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1answer
646 views

Are my RAW photos underexposed?

When I take RAW images with my Canon 1300D and import them into RawTherapee, they always appear very dark and/or lacking in contrast until I increase the Lightness, Contrast, and Saturation to 50 (...
9
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6answers
4k views

What makes RAW files difficult for manipulation?

The only available tool able to create a RAW file is, as far as I know, a camera, and there are no standard tools to manipulate it. I've heard that's why RAW files are used in different photography ...
2
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2answers
102 views

What header string can I use for PEF identification for file recovery?

I use Linux for handling my pictures. I lost a disk that contains a lot of Pentax PEF files and JPEG files. I was able to recover the JPEG files with the tool foremost. It can be configured to recover ...
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1answer
651 views

Verifying the integrity of your library

After reorganizing my image collection I moved a bunch of photos between different hard drives. While copying, I did get error messages. Fortunately, I had made multiple copies before doing the ...
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2answers
2k views

Nikon d7200: How do I set up the function button to take a picture as a JPG?

I normally do all of my photography in RAW, but sometimes I want to take a picture as a JPG, and I would like a quick way of doing this. I see that I can set my camera's default to JPG and use the ...