Copy
Description
Copies selected channels from input image 2 to input image 1.
Node Group
Composite.
Controls
Red
Original
Uses the original red channel.
Red
Copies the red channel from input image 2.
Green
Copies the green channel from input image 2.
Blue
Copies the blue channel from input image 2.
Alpha
Copies the alpha channel from input image 2.
Luminance
Copies the average luminance of the RGB channels from input image 2.
Black
Copies black into the red channel.
White
Copies white into the red channel.
Green, Blue and Alpha
The controls for the Green, Blue and Alpha pop-up menus work the same as the Red channel listed above.