Color Key Node
![Color Key node.](../../../_images/compositing_node-types_CompositorNodeColorMatte.webp)
The Color Key node creates a matte based on a specified color of the input image.
輸入
- 圖像
Standard color input.
屬性
- 色彩
The sliders represent threshold values. Higher values in this node's context mean a wider range of colors from the specified will be added to the matte.
Hue, Saturation, Value
輸出
- 圖像
Image with its alpha channel adjusted for the keyed selection.
- Matte
A black-and-white alpha mask of the key.