50 lines
1.5 KiB
PHP
50 lines
1.5 KiB
PHP
<?php
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/**
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* @author Joas Schilling <nickvergessen@gmx.de>
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* @author Olivier Paroz <github@oparoz.com>
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*
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* @copyright Copyright (c) 2015, ownCloud, Inc.
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OC\Preview;
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abstract class Bitmap extends Provider {
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/**
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* {@inheritDoc}
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*/
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public function getThumbnail($path, $maxX, $maxY, $scalingup, $fileview) {
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$tmpPath = $fileview->toTmpFile($path);
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//create imagick object from bitmap or vector file
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try {
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// Layer 0 contains either the bitmap or
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// a flat representation of all vector layers
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$bp = new \Imagick($tmpPath . '[0]');
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$bp->setImageFormat('png');
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} catch (\Exception $e) {
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\OC_Log::write('core', $e->getmessage(), \OC_Log::ERROR);
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return false;
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}
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unlink($tmpPath);
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//new bitmap image object
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$image = new \OC_Image($bp);
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//check if image object is valid
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return $image->valid() ? $image : false;
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}
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}
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