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iPhone Obsessed: Photo Editing Experiments with Apps by Dan Marcolina

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Chapter 8. High Dynamic Range

One of the limitations of a small sensor in a mobile camera is the lack of dynamic range. But what if you could blend the highlights of the dark image with the shadow areas of the light image to capture a much wider dynamic range?

Well, you can, with a technique called high dynamic range, or HDR. This technique has been around for a while, but with some recent software tools it has really taken off on the DSLR side of photography. Now the mobile market has a few good affordable solutions as well. In addition to the two HDR apps profiled here, Apple has now built the technique into its latest iPhone. In working with these apps, I have really been impressed with the results. You can take dark and light shots automatically ...

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