Imagick::sharpenImage()

Imagick::sharpenImage - Sharpens an image

Syntax

bool Imagick::sharpenImage (float $radius, float $sigma, int $channel)

Arguments

• radius
• sigma
• channel

Description

Sharpens an image. We convolve the image with a Gaussian operator of the given radius and standard deviation (sigma). For reasonable results, the radius should be larger than sigma. Use a radius of 0 and selects a suitable radius for you.

Version

PHP PECL imagick 2.0.0

Return value

Returns TRUE on success.