Filters for VirtualDub

Curves Readme
Curves Tutorial

Links related to gradation curves and color correction

If you wondered where the word gradation comes from - its origin is Latin: gradus - step. In conjunction with photography it was first used back in the days of analogue photography. Here you can find some things about gradation:

Heris' Curves For Absolute Beginners tutorial:

A good tutorial about photoshop curves and how to do color correction with curves:

Also a very good read about photoshop curves and the concept of curves in gerneral:

Curves on Wikipeda:

Information about color spaces in general on Wikipedia:

Information about the Lab color space on Wikipedia:

Information about using the Lab color space for color correction and enhancement:

Links related to VirtualDub

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