Nu-Coder Manual

PhpExpress Manual

PHP Joomla
Development

ImagickException	ImagickKernel::addKernel

ImageMagick	Last updated: Mon, 26 Oct 2026

The ImagickKernel class

(PECL imagick >= 3.3.0)

Introduction

Class synopsis

class ImagickKernel {

/* Methods */

public function addKernel(ImagickKernel $ImagickKernel): void

public function addUnityKernel(float $scale): void

public static function fromBuiltin(int $kernelType, string $kernelString): ImagickKernel

public static function fromMatrix(array $matrix, array $origin = ?): ImagickKernel

public function getMatrix(): array

public function scale(float $scale, int $normalizeFlag = ?): void

public function separate(): array

}

Table of Contents

ImagickKernel::addKernel — Attach another kernel to a kernel list
ImagickKernel::addUnityKernel — Adds a Unity Kernel to the kernel list
ImagickKernel::fromBuiltIn — Create a kernel from a builtin in kernel
ImagickKernel::fromMatrix — Create a kernel from a 2d matrix of values
ImagickKernel::getMatrix — Get the 2d matrix of values used in this kernel
ImagickKernel::scale — Scales a kernel list by the given amount
ImagickKernel::separate — Separates a linked set of kernels and returns an array of ImagickKernels

ImagickException	ImagickKernel::addKernel

ImageMagick	Last updated: Mon, 26 Oct 2026