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GoLang Imagick::unsharpMaskImage
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GoLang replacement for PHP's Imagick::unsharpMaskImage
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Imagick::unsharpMaskImage(PECL imagick 2.0.0) Imagick::unsharpMaskImage — Sharpens an image Description
bool Imagick::unsharpMaskImage
( float
$radius
, float $sigma
, float $amount
, float $threshold
[, int $channel = Imagick::CHANNEL_DEFAULT
] )Sharpens an image. We convolve the image with a Gaussian operator of the given radius and standard deviation (sigma). For reasonable results, radius should be larger than sigma. Use a radius of 0 and Imagick::UnsharpMaskImage() selects a suitable radius for you. Parameters
Return Values
Returns Errors/ExceptionsThrows ImagickException on error. Examples
Example #1 Imagick::unsharpMaskImage()
<?php |
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