Файловый менеджер - Редактировать - /var/www/html/libraries/foundry/vendor/intervention/image/src/Intervention/Image/Imagick/Commands/LimitColorsCommand.php
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<?php /** * @package Foundry * @copyright Copyright (C) Stack Ideas Sdn Bhd. All rights reserved. * @license GNU/GPL, see LICENSE.php * Foundry is free software. This version may have been modified pursuant * to the GNU General Public License, and as distributed it includes or * is derivative of works licensed under the GNU General Public License or * other free or open source software licenses. * See COPYRIGHT.php for copyright notices and details. */ namespace Intervention\Image\Imagick\Commands; defined('_JEXEC') or die('Unauthorized Access'); use Intervention\Image\Commands\AbstractCommand; class LimitColorsCommand extends AbstractCommand { /** * Reduces colors of a given image * * @param \Intervention\Image\Image $image * @return boolean */ public function execute($image) { $count = $this->argument(0)->value(); $matte = $this->argument(1)->value(); // get current image size $size = $image->getSize(); // build 2 color alpha mask from original alpha $alpha = clone $image->getCore(); $alpha->separateImageChannel(\Imagick::CHANNEL_ALPHA); $alpha->transparentPaintImage('#ffffff', 0, 0, false); $alpha->separateImageChannel(\Imagick::CHANNEL_ALPHA); $alpha->negateImage(false); if ($matte) { // get matte color $mattecolor = $image->getDriver()->parseColor($matte)->getPixel(); // create matte image $canvas = new \Imagick; $canvas->newImage($size->width, $size->height, $mattecolor, 'png'); // lower colors of original and copy to matte $image->getCore()->quantizeImage($count, \Imagick::COLORSPACE_RGB, 0, false, false); $canvas->compositeImage($image->getCore(), \Imagick::COMPOSITE_DEFAULT, 0, 0); // copy new alpha to canvas $canvas->compositeImage($alpha, \Imagick::COMPOSITE_COPYOPACITY, 0, 0); // replace core $image->setCore($canvas); } else { $image->getCore()->quantizeImage($count, \Imagick::COLORSPACE_RGB, 0, false, false); $image->getCore()->compositeImage($alpha, \Imagick::COMPOSITE_COPYOPACITY, 0, 0); } return true; } }
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