[Digikam-devel] [Bug 170169] Idea for high quality 8-bit curve adjustments

[Dik Takken]

http://bugs.kde.org/show_bug.cgi?id=170169





--- Comment #9 from Dik Takken <d h j takken xs4all nl>  2008-12-15 10:16:46 ---
Just converting an image from 8-bit to 16-bit will not work. The reason is that
you will get a histogram with holes in it. Not really an improvement. The holes
have to be fixed first, by blurring the histogram. Adding noise to the image
will do exactly that.


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