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Grayscale
The Color Invert node converts a colored image to a grayscale image.
There are three possible methods to choose from:
- Luminance: The grayscale value is set to the luminance of each pixel.
- Min: The grayscale value is set to the minimum value of each pixel's RGB components.
- Max: The grayscale value is set to the maximum value of each pixel's RGB components.

Inputs and Outputs
Inputs:
Image (Image): The input image.Method (Option): The method used to create the grayscale representation of the input image. Possible values are Luminance, Min and Max.
Outputs:
Output (Image): The output image.
Example
Here is a small example of this node in action:
