42 lines
1.4 KiB
PHP
42 lines
1.4 KiB
PHP
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<?php
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/**
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* Copyright (c) 2013 Frank Karlitschek frank@owncloud.org
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* Copyrigjt (c) 2013 Georg Ehrke georg@ownCloud.com
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* This file is licensed under the Affero General Public License version 3 or
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* later.
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* See the COPYING-README file.
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*/
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if(!is_null(shell_exec('ffmpeg'))){
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class OC_Preview_Movie extends OC_Preview_Provider{
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public function getMimeType(){
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return '/video\/.*/';
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}
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public static function getThumbnail($path,$maxX,$maxY,$scalingup) {
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$thumbnails_view = new \OC_FilesystemView('/'.\OCP\User::getUser() .'/'.OC_Preview::THUMBNAILS_FOLDER);
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// is a preview already in the cache?
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if ($thumbnails_view->file_exists($path.'-'.$maxX.'-'.$maxY.'-'.$scalingup)) {
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return new \OC_Image($thumbnails_view->getLocalFile($path.'-'.$maxX.'-'.$maxY.'-'.$scalingup));
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}
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// does the sourcefile exist?
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if (!\OC_Filesystem::file_exists($path)) {
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\OC_Log::write('Preview', 'File '.$path.' don\'t exists', \OC_Log::WARN);
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return false;
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}
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// call ffmpeg to do the screenshot
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shell_exec('ffmpeg -y -i {'.escapeshellarg($path).'} -f mjpeg -vframes 1 -ss 1 -s {'.escapeshellarg($maxX).'}x{'.escapeshellarg($maxY).'} {.'.$thumbnails_view->getLocalFile($path.'-'.$maxX.'-'.$maxY.'-'.$scalingup).'}');
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// output the generated Preview
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$thumbnails_view->getLocalFile($path.'-'.$maxX.'-'.$maxY.'-'.$scalingup);
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unset($thumbnails_view);
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}
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}
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OC_Preview::registerProvider('OC_Preview_Movie');
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}
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