ImagickKernel::getMatrix
(PECL imagick >= 3.3.0)
ImagickKernel::getMatrix — Description
Description
public array ImagickKernel::getMatrix ( void )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.
Parameters
This function has no parameters.
Return Values
A matrix (2d array) of the values that represent the kernel.
Examples
Example #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;
?>← ImagickKernel::fromMatrix
ImagickKernel::scale →
© 1997–2017 The PHP Documentation GroupLicensed under the Creative Commons Attribution License v3.0 or later.
本文档系腾讯云开发者社区成员共同维护，如有问题请联系 cloudcommunity@tencent.com
