INPUT CLIP
The clip to be darkened.
Size (Min: 1.0 Max: 100.0 Default: 1.0)
Specifies the width and height of a square box centred on each pixel of the input and
output images. The output pixel color will be the minimum red, green and blue found inside
this box on the input image. Processing time is dependent on the square of the Size.
This Spark has a cut off level to darken selected intensities only - see Cut Off.
Cut Off (Min: 0.0 Max: 100.0 Default: 50.0)
Intensities above the chosen level will remain unaltered.