ImagickKernel::getMatrix
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 Group
Licensed under the Creative Commons Attribution License v3.0 or later.
https://secure.php.net/manual/en/imagickkernel.getmatrix.php
