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My first attempt in HDR

July 11, 2008

This is my first attempt in High Dynamic Range (HDR) Image , using GIMP version 2.4.5 and UFRAW.

The approach is pretty straightforward. Two layers were created from one single RAW file, with each layers having their levels adjusted to the required exposure. I’ve kept the bottom layer at the original exposure settings, while the top layer was adjusted to a much darker tone, with the intention of revealing a stronger skylight. As I’m working with RAW file, I was able to reveal the rolling clouds, which of course gives an extra punch to the image!

The top layer was then masked, and the mask over the dunes were later erased to reveal the original exposure. Both layers were then flattened and converted into Jpeg.

Original Raw file

Original Raw file

2 comments

  1. That’s a great pic. I’m surprised by how much definition you were able to get from the clouds in post processing. And I really appreciate your describing the process.

    I’m a little disappointed, however, that this and many (or perhaps all) of your tamron 90mm shots on flickr are posted so small. Why are no large or full size shots posted??? I’d very much like to see the pic above with at least twice the resolution.


  2. Hi JP,

    Thanks for the comment. As I’m a bit reluctant to let everyone download the full resolution of my photos, thus I’ve set it as All Rights Reserved. But if you do have a Flickr account, you are always welcome to add me as a Contact. You should be able to view the full resolution photos then.



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