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DPChallenge Forums >> Photography Discussion >> Single image (not RAW) HDR
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03/07/2015 10:12:10 PM · #1
Dear Everyone,

With Photomatix, now everyone can produce HDR photo using only one JPEG image (not RAW). Is there still a need to take bracketed shots for HDR photography? Can someone share his/her thought on this?

Thanks.

Ang
03/08/2015 08:57:45 AM · #2
if you've got all the shadows and highlight in the picture then why HDR?

HDR is for when in a single exposure you can't get the shadows and the highlight matched at one exposure so you use multiple exposures to capture the scene and then blend,

or are you are talking about the horrible HDR muddy over saturated pics that some people think is HDR?

03/08/2015 09:07:03 AM · #3
Programs like Photomatix and Nik HDR Efex Pro 2 have always allowed you to process a single image, RAW or otherwise. It's a pseudo-tone mapping that compresses the extremes and gives that over-structured, over-saturated "HDR look" that many people are fond of.

I do not use Photomatix, so I don't know what the specific feature you may be speaking of, but the dynamic range of modern sensors is such that I have often taken a single RAW image and produced +/- 2 or 3EV copies and merged them using HDR Efex Pro 2 in order to pull out details in the darker areas (you can get similar results sending in just the 0 value image alone with a little work). You can do this outside of an HDR program as well, but only with a RAW file since it has all the light information for each pixel - a JPEG gives you only what you see, so any changes in light are programmatic interpretations and not something actually captured by the camera.
03/08/2015 09:55:34 AM · #4
Originally posted by angkokweng:

Dear Everyone,

With Photomatix, now everyone can produce HDR photo using only one JPEG image (not RAW). Is there still a need to take bracketed shots for HDR photography? Can someone share his/her thought on this?

Thanks.

Ang


Everyone else pretty much covered all the differences. You can see the differences for yourself. Go out and shoot a 3 or 5 shot sequence for a HDR combine. Run the sequence thru Photomatix and then do the same thing with just the one image. You will see a difference in the outcome of the 2 different photos.
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