Spread replaces each pixel with the random pixel value found nearby. spread() function is used to apply Spread effect to the image. The size of the area to search for a new pixel can be controlled by defining a radius.
Syntax :wand.image.spread(radius, method)
Parameter Input Type Description radius numbers.Real Distance a pixel can be displaced from source. Default value is 0.0, which will allow ImageMagick to auto select a radius. method basestring Interpolation method. Only available with ImageMagick-7. Optional parameter.
Example 2: Increase radius value in spread() method.
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