§ 12.4 - Black Level

Black level stretches the image brightness downwards, or to look at it another way, it raises the black level. It does this linearly, and does not affect the hues in the image.

Black Level applied
S & H also used to raise shadows
(hover mouse to view prior to application)

 

This manual was generated with wtfm wtfm uses aa_macro and SqLite aa_macro uses python 2.7