Alpha Tools

The Alpha tools let you control the look of your alpha channel:

Tool	Description
Alpha Levels	For matte cleanup tasks during the keying process—see Alpha Levels.
Blend Alpha	Blends two mattes together under the optional control of a third matte—see Blend Alpha.
Blur Alpha	Softens the alpha channel of its primary input—see Blur Alpha.
Clamp Alpha	Brings the alpha channel of the primary input within a predetermined range—see Clamp Alpha.
Cleanup Alpha	Lets you remove gray details from white and/or black regions of the alpha channel—see Cleanup Alpha.
Comp Alpha	Composites two mattes together—see Comp Alpha Tool.
Control Edge	Allows edges in the matte to be moved, stretched, and softened—see Control Edge.
Detect Edge	Replaces the source alpha channel with an edge map of the source alpha—see Detect Edge.
Drop Alpha	A simple matte modifier that drops the alpha channel from its primary input—see Drop Alpha.
Edge	Lets you refine the edges of a matte—see Edge Tool.
Extract Alpha	Extracts the alpha channel from its primary input—see Extract Alpha.
Fade	Lets you modify the transparency of an image—see Fade Tool.
Invert Alpha	Inverts the alpha channel of its primary input—see Invert Alpha.
Median Alpha	Excellent for removing impulse noise—see Median Alpha.
Remap Alpha	Remaps the alpha—see Remap Alpha.
Set Alpha	Create an alpha channel for an image based on a component from a second image—see Set Alpha Tool