ImagickKernel::getMatrix
(PECL imagick >= 3.3.0)
ImagickKernel::getMatrix — Description
Beschreibung
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;
?>