2011

Table Of Contents
NOTE The Blend Matte tool has a masking input and its attributes are also
animatablesee
Pixel Masking on page 560 and Animation Concepts on page 660.
Comp Ops
The Comp Ops tool lets you apply a variety of compositing operators to two
source images.
To apply Comp Ops operations:
1 Drag a Comp Ops tool from the Composition folder in the Tools tab to
the dependency graph in the Schematic view.
2 Connect a source image to input A and another source image into input
B of the Comp Ops node.
3 Click the Operator button and select a compositing operator.
To:Select:
Place input A on top of input B according to the alpha of the foreground
image.
A over B
Place input B on top of input A according to the alpha of the foreground
image.
B over A
Place the RGBA of input A into the alpha of input B.A in B
Place the RGBA of input B into the alpha of input A.B in A
Place the RGBA of input A into the invert alpha of input B.A out B
Place the RGBA of input B into the invert alpha of input A.B out A
Comp Ops | 369