Secondaries with the Pros - The Art and Technique of Digital Color Correction - page 228

Fig. 6.34 The third vignette added to the leftmost building.
Fig. 6.35 The data from the secondary, including the shape of the window.
As his next step in the correction, Pepperman plans to bring up the blacks
on the building to the left and raises the highlights ( Figures 6.34 and 6.35 ).
“I'm going to use the trackballs to clean up the blue and now I'll soften it.”
“And then I just want to do one more thing.” Pepperman creates a
custom shape in the middle of the frame and darkens it ( Figures 6.36
and 6.37 ) . “Now it doesn't look like it's darker on the edges. You've got a
darker feel in the middle, too.”