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ImagickKernel::getMatrix

(PECL imagick >= 3.3.0)

ImagickKernel::getMatrixGet the 2d matrix of values used in this kernel

Beschreibung

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.

Parameter-Liste

Diese Funktion besitzt keine Parameter.

Rückgabewerte

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

Beispiele

Beispiel #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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