the future of histogram - 256 levels not enough

[Boudewijn Rempt]

On Wednesday 17 August 2005 12:03, Bart Coppens wrote:

> What would you think about the following. Still have 256 bins, but apply a
> range to it: instead that the 256 bins are scaled so that they fit the
> entire dynamic range, let the user (for colorspaces with > 8 bpp) select
> which range he wants to see in the histogram. So instead of seeing a single
> bar as a histogram when all his values are between 0 and 0.001, a user
> could say he wants the histogram to display only the 0-0.001 range, so he
> sees a nice curvy histogram of that area, fitted to 256 bins.
> Of course, this has an obvious drawback: we would need to reiterate over
> the entire image each time the range is changed, resulting in a slow
> process. Also this is probably too advanced for the regular user, but we
> could hide this under an 'Advanced >>' button that would expand the
> histogram dialog when needed.

You could make it easy and approachable by calling it zoom. Select a section 
of the histogram, press zoom and see it in more detail.
-- 
Boudewijn Rempt 
http://www.valdyas.org/fading/index.cgi
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