Questions tagged [hdr]
Acronym for High Dynamic Range photography - a method of combining multiple images with varying tonal ranges into a single image that shows a wider range of values (from dark to light) than can be captured in-camera in a single frame.
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What is tone mapping? How does it relate to HDR?
Whenever I read / hear about HDR (High Dynamic Range) photography, someone usually says something along the lines of "Actually, you're talking about tone mapping, not HDR."
Please can someone ...
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HDR then Panorama, or Panorama then HDR?
When creating a panorama for a scene of huge dynamic range, intuitively I always merge exposure brackets to HDR and tone-map them and then stitch the resulting images into a panorama. My intuition ...
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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 ...
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What's the best number of shots to combine to produce an HDR photo?
What's the optimal number of shots to produce a high dynamic range
Does it vary from scene to scene? Do the capabilities or limitations of my camera factor in?
Are there different HDR techniques ...
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How can I stop my HDR shots looking so fake?
All my attempts at HDR come out looking remarkably fake, how can I reduce the halos effect?
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How does exposure fusion work?
I understand that "exposure fusion" is a method for combining different exposures into a single image. How exactly does it work, and how is it related to HDR?
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What tools do you recommend for creating HDR images?
Ideally the tool should be
easy to use
able to work with images taken without a tripod (i.e. allow to align the images)
free
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Why is software-based manipulation of images frowned upon while hardware-based manipulation is acceptable?
In my previous question someone pointed out that unnatural HDR based toning will get more objections from the photography community than cropping. I personally feel that slight HDR based enhancements ...
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How do I capture the moon and its surrounding context?
I wanted to photograph the full moon against a beautiful deep blue sky. I ended up with blown-out highlights of the moon:
So I switched to spot metering and captured the moon, losing the blue sky in ...
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When should I use graduated ND filters and when should I use HDR processing?
I'd really like to stop blowing out the sky and/or underexposing the ground in my pictures. The traditional solution would be to use graduated ND filters, but taking multiple exposures and applying ...
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What software should I use for HDR processing on Linux?
So far, I've tried software like luminance, bracket and fotoxx. While bracket is very fast to make the openEXR images, luminance is good with tonemapping tools, but I'd like to try some more options. ...
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How do I photograph moving subjects to allow good HDR processing?
I've started to experiment with HDR photography and would love to have a few shots of my family rendered via HDR. There's one problem - my family is human and they move, sometimes a LOT. How would ...
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TV or AV bracketing for HDR imaging?
I have recently entered into the HDR world, and I'm a little confused.
My new camera has bracketing features, 2 modes actually: one is TV bracketing and the other is AV bracketing. In other words, ...
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Things to look for in a camera to match cameraphone image quality
I have a 10-year old "upper-entry" level DSLR. I am considering upgrading to a new camera, but I am interested in knowing what sorts of things to look for that will allow it to match the image "...
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What are the technical difficulties behind building a sensor with high dynamic range like the human eye?
Why do we not yet have high dynamic range sensors which have the right exposition in every part of a picture?
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What does it mean when a TV "supports HDR"?
I am a bit confused about how HDR (on TV) works. The way I see it, multiple images of the same frame are used to create one image which shows better details in low-light and high-light areas of the ...
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How can I handle two extremely different brightnesses in the same picture? [duplicate]
I am the fresh owner of my first DSLR (a Canon EOS 600D, as far as I know called Rebel T3i in the USA). I'm a total newbie, and the camera is a lot smarter than me most of the time. But I'm trying to ...
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Is there a lossy compressed file format for 16-bit dynamic range images?
I'd like to aggressively compress some scientific 16-bit grayscale image files, but without reducing the dynamic range. Is such a thing possible?
I understand that JPEG format uses lossy, and ...
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How to Take HDR Photos of Moving Objects? [duplicate]
How do I take great HDR photos of moving objects? By moving objects, I mean cities with cars, ocean with moving water, malls with people moving by.
I tried it on moving people and had noticeable ...
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How can I make HDR images without the cartoon look?
I am processing some photos intended to show HDR and I mainly want to bring out all the tones of a scene, which is why I took three bracketed shots to begin with.
But pushing the detail pretty ...
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What's the difference between "Fake HDR" and real, bracketed exposure HDR?
As I began to brush up on my landscape photography skills I came across the polarizing (pun intended) issue of HDR photography. More specifically, I came across a well written blog post titled "...
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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, ...
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When is HDR preferred to Active D-Lighting?
Could someone please explain the difference between the two?
Are there cases where the one technique is more preferable over the other or a general rule of thumb?
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How to automatically identify bracketed image sets among 100s of images?
I take a lot of photos. Quite many of those (cca 50%) are bracketed ones to create HDR images later. I would like to automatically identify the bracketed sets and move those to a separate folder for ...
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What exactly does DRO do, and how does it work?
My Sony Alpha 77 has a DRO mode, which is on by default and I have been using it most of the time. I understand that it aims to improve dynamic range much like HDR, without actually needing multiple ...
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How do pseudo or fake HDR programs like Photomatix work?
There are a few programs that can produce HDR-like results from only one input image. How do these work?
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Are three different exposures enough for a good HDR image?
I am a newbie to photography and shoot with Canon 550D ( Rebel T2i ) that can take 3 bracketed shots at a time. I want to know whether 3 shots are typically enough to capture the different lightings ...
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Why do most cameras only support 3 frames of auto exposure bracketing?
Most digital cameras support only 3-frame AEB, why is this? I think AEB is a very important feature these days since there are many HDR hobby-photographers out there. So, I wonder if they really all ...
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What issues are there with printing 32-bit HDR images?
What issues are there with printing 32-bit HDR images?
Do printing companies simply convert them to 8-bit?
Do some have printers with a wider gamut that can use additional color data?
Is there a ...
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What is DRI? And how does it differ from HDR?
I recently came across the term DRI meaning Dynamic Range Increase.
What exactly is it and how does it differ from HDR or High Dynamic Range (or is it the same thing just different terminology?
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What causes this dark halo around the sun?
I took a series of photographs just before sunset, directly into what was a very weak, watery sun - barely made you squint to look at either with the naked eye or through the viewfinder.
To the naked ...
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Why is the Alignment step necessary in HDR?
A basic step in HDR (I guess) is aligning the bracketed images together, but what I don't understand is why we need this step. The images are all the same, since they were taken from the same location ...
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If, brightness → dynamic range... white balance → what?
Different things have different brightness levels. And with a normal camera, when we set more exposure to show details in the shadows, the already existing-details blow out. And vice versa — when we ...
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Can I manually align photos for HDR?
Can I manual align photos for HDR? Photoshop CS5
Edit: Sorry about the vague question.
I have 3 photos that I want to merge to HDR.
The photos are not aligning properly in when I go File > Automate ...
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Halo in pictures taken with HDR
I have a Pentax K-S2 and whenever I use the A-HDR (advanced HDR) mode, the pictures come out with this strange halo around the edges of objects. Is this normal?
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Is there always a way to capture all the light ranges to get good HDR images?
Let me explain the question. I've been making a lot of HDR photos, most of them in places where the difference between darker and lighter zones is no to big, and the transition from one zone to other ...
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Multiple exposures vs. adjusting exposure of single RAW?
For HDR, it's recommended to use auto exposure bracketing. However, an advantage of RAW is the ability to adjust exposure. Even Trey Ratcliff has said, "you can make a good HDR photo from a single ...
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Can Canon DPP create HDR images from 3 RAW images?
I have installed the Canon Digital Photo Professional, which came with the T2i\550d.
Can DPP create an HDR Image from 3 RAW Images? If not, is there a good, free software for that?
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How to avoid these artifacts around cables in HDR?
As you can see in the first photo, there are many prominent artefacts around the overhead wires.
The next screenshot shows a comparison between the reference photo (the one with the medium exposure)...
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How can I salvage an HDR image from non-optimal source images?
During a recent wedding, I took a number of shots with my Nikon D90 at different exposures, hoping to merge them into HDR pictures. However, it was done in a hurry, i.e. with no auto-bracketing or ...
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How to get clear tree branches when bracketing for HDR?
I have just started doing bracketing to shoot HDR photos in high contrast situations I am using a tool called Aurora HDR 2018 on OSX to combine three photo of different exposure to produce a final ...
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When is it better to use HDR rather than just pulling extremes from a RAW file?
When I shoot in raw instead of jpeg, I can bring out the darks and suppress the lights very easily for pretty much every picture I shoot when I edit in Lightroom. Since HDR is meant to capture detail ...
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What are the advantages of additional exposures between outer brackets of an HDR stack?
Firstly, I understand the idea behind HDR photography so I'm not looking for an explanation of HDR. What I'm interested in is the large number of exposures often used to capture a scene with high ...
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How does automatic HDR software work?
An HDR image is the combined image of varied exposures that give good detail of the subject in the photograph. How does HDR software know what part of the images to blend?
Manually, we know by ...
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How can I manually make a exposure sequence for HDR, without automatic exposure bracketing?
I have Sony a580, which offers an HDR feature, but not with the raw image type.
The only thing they offer with raw choice is exposure bracketing, but you can only choose 3 images with 0.3 EV or 0.7 ...
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Is HDR more important on a phone camera than a standalone camera?
I've had good luck using my iPhone's HDR feature when I'm out without my digital camera (Nikon COOLPIX S630); I tend to take the kinds of pictures for which HDR is useful. The standalone camera doesn'...
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Using photoshop for night exposures with very high contrast
I am trying to obtain this effect during nightly shots:
1) A first capture with short exposure, potentially with very high ISO, to capture the stars as points. I'll later clean the noise.
2) A second ...
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Can I combine two photos to get a good image of a non-full moon?
Is there a good combo of longer exposure and shorter exposure that I can use to get two photos of the moon that I can then combine to show the sun-lit side and the earth-lit side together so I have ...
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What are the downsides to using iPhone for HDR?
HDR was added to the iPhone in IOS 4.1:
Take great photos that capture a wider
range of light intensity using the new
high dynamic range (HDR) setting on
iPhone 4, which automatically ...
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