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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.

learn more… | top users | synonyms (3)

203
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11answers
31k views

Good examples of RAW's advantages over JPEG?

I'm curious to see some real examples of where simply capturing the same photo in RAW (and being processed by someone who can do it justice) has significantly improved the photo at the end of the ...
67
votes
5answers
2k views

What is RAW, technically?

From a technical perspective, what exactly is RAW and how does it differ from JPG or bitmap images? I'm not asking about the pros/cons versus another format, but rather what constitutes RAW format, ...
34
votes
13answers
3k views

What are the pros and cons when shooting in RAW vs JPEG?

In general shooting in RAW format uses a lot more file storage than JPEG. What am I gaining when shooting RAW? Besides file size are there any downsides to shooting RAW?
48
votes
13answers
28k views

What tools are available for RAW image processing in Linux?

I have been taking photographs with RAW format. What tools are available for working with RAW under Linux?
26
votes
8answers
79k views

How do popular free RAW editor/converter compare to each other on Windows?

I'm looking for a free RAW editor/converter on Windows. Can you tell me some strong/weak points of them comparing with Capture NX and/or Adobe Photoshop Elements? RawTherapee PhotoFiltre Able RAWer ...
20
votes
5answers
2k views

How do I get started with RAW photography?

Having read about the benefits of shooting in RAW as opposed to JPEG (for example this question), I'd like to have a go with it myself. However, I'm not really sure how to go about it. I can turn RAW ...
26
votes
9answers
7k views

How can I get a good HDR image from a single RAW file?

I've heard that it's possible to create an HDR image from a single RAW file. (Obviously, it won't be as good as using multiple bracketed RAW files; I know that much.) Every time I try — using ...
8
votes
2answers
1k views

How do I start with in-camera JPEG settings in Lightroom?

I'm a novice shooting in RAW and find that half the time my camera JPEG images come out better than my Lightroom tweaks to RAW files. So to give myself a better start I'd like to apply the JPEG ...
24
votes
4answers
2k views

Do I lose anything converting to DNG?

I'd like to convert all my ARW (Sony) files to DNG for several reasons, but the only thing keeping me back from doing it is the fear of losing useful metadata during the conversion. I know that the ...
23
votes
7answers
2k views

Why can I adjust the white balance of a RAW file but not a JPEG file?

I recently started setting my DSLR to save RAW files, and using Adobe Lightroom to process them. I still, however, use my little point and shoot camera a lot which does not have an option to save RAW ...
17
votes
4answers
7k views

Why does my Lightroom/Photoshop preview change after loading?

Everybody who is using Lightroom probably has seen this: You have imported RAW files. Lightroom shows a preview, but contrast and color of the preview change after a few short seconds to a slightly ...
13
votes
4answers
4k views

When shooting in mRAW or sRAW, how does the camera generate smaller files?

Most mid- and high-end DLSRs offer two or three sizes for RAW capture. When the camera is generating the medium or small sized RAW files, how does it make them smaller? Does it capture less ...
9
votes
1answer
868 views

What camera settings may affect a RAW photo?

I know this is too general question, but I'll give it a try.. About an hour research in photo.SE, I found some question, that are related to this one: Does the camera white balance setting affect ...
6
votes
3answers
4k views

Why do my photos look different in Photoshop/Lightroom vs Canon EOS utility/in camera?

I've recently been shooting in raw with my new 100mm usm is macro but I'm getting strange results in out of focus areas with bright colours in. I've used Lightroom for ages and not had any issues with ...
7
votes
5answers
1k views

Can I save the JPEG preview image that's generated in-camera when I shoot in RAW-only mode?

When you're shooting in RAW-only mode (not RAW+JPG), most (all?) cameras also generate a JPEG preview using the current style settings. This is what you see momentarily when you first import the image ...
9
votes
3answers
6k views

Do different “Picture styles” affect RAW output?

I was reading again the manual of my camera (Canon 50D, but I am sure that each DSLR offer the same kind of functionality, albeit I don't know the exact names adopted) and noticed the issue of Picture ...
37
votes
7answers
894 views

Is switching to DNG worthwhile?

I'm aware of the difference between RAW and DNG file formats. The RAW format is proprietary to the camera manufacturer while DNG is an open standard. DNG files can be compressed without loss of ...
15
votes
5answers
2k views

If shooting RAW, is the white balance selected in camera irrelevant for exposure?

I have read the existing question - Does the camera white balance setting affect the raw image at all? After reading the above post, I am still not clear on the part around exposure. Is it possible ...
11
votes
6answers
858 views

How can different RAW converter programs give different results?

I've read in several places (photo mags, websites, etc.) that there are third party RAW converters around (i.e. not big name programs like PhotoShop, Lightroom, Picasa, PaintShopPro,...). So my ...
22
votes
13answers
3k views

Why store both JPEG and raw?

DSLRs often have the ability to store both a JPEG and a raw file. Given that the primary benefit of in-camera JPEG over raw is the smaller filesize, and that JPEG+raw is going to store even more data ...
6
votes
7answers
4k views

What causes this sort of RAW file corruption?

I came home from a recent trip to Gettysburg with almost 1500 photos. Among them were a handful that appear to have been corrupted, as shown below. It was hot during the hikes -- ambient temperature ...
16
votes
1answer
759 views

Will I lose image quality by adjusting white balance in post processing?

I understand that if I shoot in RAW, post processing software like Lightroom is capable of adjusting colour temperature and tint to my desire. Will I lose any image quality in process? Or is it as ...
10
votes
4answers
994 views

How can I reproduce the camera-internal postprocessing?

I just started playing around with raw images. When opening the raw image in Raw Therapee, it looks completely different than the JPEG produced by the camera: (left is raw, right is JPEG) I ...
9
votes
4answers
8k views

Recommended start point for sharpening RAW Images

I'm just beginning to get back into serious photography after a very long time away. I've toyed with digital, but this is my first foray into trying to do controlled creative work in the digital ...
23
votes
8answers
2k views

Which is a better way to store your photos? RAW or TIFF?

I have read posts that alot of photographers are using RAW to store photos. But the problem I am having is that how do you people view the photos easily when you need them? In the beginning I have ...
20
votes
9answers
985 views

What are the advantages of shooting in a proprietary RAW format over DNG?

Personally, I shoot in DNG and avoid the proprietary RAW format for my camera (PEF on a Pentax K200D). I like DNG because it's open and supports embedded metadata, both of which is not true with ...
5
votes
3answers
2k views

Why do RAW images look worse than JPEGs in editing programs?

I've found that when you load a RAW image into an editing program such as Lightroom/Aperture, the image is usually worse than if you just took the image as JPEG. Now I understand that the camera does ...
4
votes
2answers
2k views

How to emulate the in-camera processing into Lightroom? [duplicate]

First off, I'm a beginner in matters of digital photo processing (and photography for that record). I already know that the RAW file is a dump of raw sensor data with no processing whatsoever applied ...
21
votes
12answers
1k views

How do I make sure my RAW files are readable in the future?

I've recently started to use RAW with Lightroom. I'd like opinions on how I should make sure my images are readable (not necessarily editable) a few years hence. Heck, let's say a decade some decades. ...
13
votes
2answers
5k views

Does the selection of sRGB or Adobe RGB in camera when shooting RAW ever matter?

In talking to a colleague of mine yesterday, we got onto the subject of color spaces in digital photography. He's a Nikon buff, I use Canon (specifically, an EOS 50D); I don't know if that is relevant ...
8
votes
4answers
5k views

How to delete JPG files, but only if the matching RAW file exists?

My early (Canon G2) photos are all JPG, but when I got my Nikon D90 I initially shot in JPG, then switched to RAW+JPG, and now I would like to switch to RAW only. I have literally thousands of photos ...
8
votes
5answers
3k views

Please suggest a workflow on Mac using only free/open source software

I own a D90 with a Nikon 50mm f/1.8 prime lens. However ever since buying my camera I am struggling to find a proper workflow to process RAW images on my Mac which does at least the following Adjust ...
14
votes
6answers
3k views

What, if anything, does “RAW” stand for?

I understand that RAW files contain data straight from the sensor, that they're used as input to the production process that results in a final image, and that RAW isn't really one format but a ...
11
votes
4answers
7k views

Why does Picasa open RAW images correctly then desaturate them?

I have an Olympus E-PL2 and am taking photos in raw. I have the codec downloaded from Olympus, so I can view the photo with Picasa in Windows, and it looks fine but a few seconds after loading the ...
11
votes
8answers
42k views

Is there an easy way to convert all my photos from .NEF to .JPG for upload to Facebook?

I'm using the Adobe CS5 suite and trying to upload all of my pictures to Facebook... and .NEF files are too large to upload, any suggestions?
4
votes
1answer
13k views

How to mass convert RAW images into JPEG in Lightroom 3?

I have 1000 raw photos that I would like to convert all to jpg. Is there a way I can do this all at once or can I only do it one by one?
13
votes
3answers
4k views

Is 14-bit RAW better than 12-bit RAW?

A regular JPEG image has only 8 bits to store information about the tone of each pixel. When storing the image in RAW format (for example, DNG), we can store tone using more bits per pixel, which ...
12
votes
2answers
3k views

Which Lightroom import presets should I use to get output like that from Capture NX?

When I import NEF photos into Lightroom, they do not look as good as they appear when importing into Capture NX. The colours look a little more muddy and there is a lack of contrast. This means that ...
11
votes
3answers
650 views

Should I convert RAW to jpeg before making an HDR?

I've been going back and forth with this. I've been looking more into working with some HDR to just get a feel for the process. I have a 500D and I'm using exposure bracketing to take 3 shots. 0, -2, ...
8
votes
3answers
3k views

How do I fix RAW images that appear washed out in Lightroom3?

When I open raw/NEF images in Lightroom, they appear washed out as compared to viewing them in Picasa (same computer monitor). If I open JPEGs, they're fine in Lightroom. Anyone know how to fix ...
6
votes
3answers
531 views

Why is my camera so forgiving for overblown exposure?

I've found that my camera (Sony A99) is very forgiving in terms of overexposure when shooting in RAW. By that I mean, I can overexposure by a stop or so and when I get home for the post processing I ...
6
votes
4answers
5k views

Can any point-and-shoot camera take RAW images?

Which point and shoot cameras support RAW images? Is there any way to take RAW images on unsupported cameras?
5
votes
3answers
1k views

Can I simulate Active D-Lighting on post processing?

I'm using a Nikon D5000 and I think I get more noise using Active D-Lighting on Auto. If I turn it off, how can I simulate A D-Lighting in post processing? I shoot RAW.
3
votes
2answers
2k views

What software raw converter can convert from .raf to .jpg, replicating the Fujifilm in-camera raw conversion algorithm?

Why I ask for software To perform batch conversion of many existing .raf files to .jpg. Why I want Fujifilm's algorithm, specifically I have tried Lightroom and Silkypix, and both fail to give ...
3
votes
2answers
853 views

Why am I seeing two JPG files instead of RAW + JPG with a Canon 1100D?

I have a Canon 1100D and I started taking pictures in the RAW+JPG mode. For some reason when I open my files on my PC I see 2 files, but both of them are JPG (they even have the same size). What is ...
3
votes
4answers
1k views

How can I convert a proprietary raw image format to Adobe DNG?

I have a proprietary raw camera image format taken from a Aptina camera. Its raw file format is 16bit per color channel, 'GRBG' mode with file extension .raw. No headers, nothing, just plan raw bayer ...
24
votes
6answers
2k views

Which cameras support DNG natively?

Not all cameras support DNG natively. That is, if you want to process DNG files they need to be converted from the camera's proprietary RAW format to DNG afterwards. So, which cameras support DNG ...
8
votes
1answer
3k views

How does Photoshop/Lightroom get the Colour temperature of a Raw image?

I captured a Raw image using my Canon 450D. When imported this RAW(CR2) file into Lightroom and Photoshop CS5, it showed the Temperature as 4900 and White Balance setting - "As shot". When I checked ...
7
votes
4answers
1k views

How many bits of data are typically actually captured by a digital camera sensor?

In a comment on this question someone suggested that camera sensors typically only output 12-14 bits of data. I was surprised because that would mean that 24 bits of color is only useful for doing ...
6
votes
2answers
4k views

Opening Unsupported RAW Files

OK, maybe I'm rushing it a little but I've been shooting RAW+JPEG with a production Nikon D600 and, well, there is no RAW converter available yet, not even from Nikon. Is it possible to open these ...