Difference Key Node

This node produces a matte that isolates foreground content by comparing it with a reference background image.

Входы

Изображение (image)

Contains foreground content against the background that is to be removed.

Изображение (image)

The reference background image.

Свойства

Tolerance

Where pixels match the reference background to within the specified threshold, the matte is made transparent.

Спад (falloff)

Increase to make nearby pixels partially transparent producing a smoother blend along the edges.

Выходы

Изображение (image)

Image with its alpha channel adjusted for the keyed selection.

Matte (Маска)

A black-and-white alpha mask of the key.