ImagickKernel::separate

(PECL imagick >= 3.3.0)

ImagickKernel::separateSeparates a linked set of kernels and returns an array of ImagickKernels

说明

public ImagickKernel::separate(): array

Separates a linked set of kernels and returns an array of ImagickKernels.

参数

此函数没有参数。

返回值

示例

示例 #1 ImagickKernel::separate()

<?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;
}


$matrix = [
[-
1, 0, -1],
[
0, 4, 0],
[-
1, 0, -1],
];

$kernel = \ImagickKernel::fromMatrix($matrix);
$kernel->scale(4, \Imagick::NORMALIZE_KERNEL_VALUE);
$diamondKernel = \ImagickKernel::fromBuiltIn(
\Imagick::KERNEL_DIAMOND,
"2"
);

$kernel->addKernel($diamondKernel);

$kernelList = $kernel->separate();

$output = '';
$count = 0;
foreach (
$kernelList as $kernel) {
$output .= "<br/>Kernel $count<br/>";
$output .= renderKernelTable($kernel->getMatrix());
$count++;
}

return
$output;

?>

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