ImagickKernel::getMatrix

(PECL imagick >= 3.3.0)

ImagickKernel::getMatrix — Get the 2d matrix of values used in this kernel

Descrição

public ImagickKernel::getMatrix(): array

Get the 2d matrix of values used in this kernel. The elements are either float for elements that are used or 'false' if the element should be skipped.

Parâmetros

Esta função não possui parâmetros.

Valor Retornado

A matrix (2d array) of the values that represent the kernel.

Exemplos

Exemplo #1 ImagickKernel::getMatrix()

<?php


function renderKernelTable($matrix) {
    $output = "<table class='infoTable'>";

    foreach ($matrix as $row) {
        $output .= "<tr>";
        foreach ($row as $cell) {
            $output .= "<td style='text-align:left'>";
            if ($cell === false) {
                $output .= "false";
            }
            else {
                $output .= round($cell, 3);
            }
            $output .= "</td>";
        }
        $output .= "</tr>";
    }

    $output .= "</table>";

    return $output;
}

    $output = "The built-in kernel name 'ring' with parameters of '2,3.5':<br/>";
    $kernel = \ImagickKernel::fromBuiltIn(
        \Imagick::KERNEL_RING,
        "2,3.5"
    );
    $matrix = $kernel->getMatrix();
    $output .= renderKernelTable($matrix);

    echo $output;

?>

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