Imagick::selectiveBlurImage
Imagick::selectiveBlurImage
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Imagick::selectiveBlurImage — Description
Description
public void Imagick::selectiveBlurImage ( float $radius , float $sigma , float $threshold , int $CHANNEL )
Selectively blur an image within a contrast threshold. It is similar to the unsharpen mask that sharpens everything with contrast above a certain threshold.
Parameters
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radius
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sigma<