Thread: Trifid Nebula
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Old 08-09-2013, 09:02 AM
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multiweb (Marc)
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Quote:
Originally Posted by sjastro View Post
It's not scripted at this stage.

The pixels in a previously stretched image are remapped according to the formula.
exp(-0.15*Image)*sin(pi/3*Image)

The graph of the function is attached.
It shows a large percentage of pixels in the shadow and midtone range are remapped by this function. The highlights are largely unaffected.

At this stage I've tried this mapping on a number of luminance images without any disastrous results.

Regards

Steven
Thanks for the info - will certainly try this.
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