nextcloud/lib/private/preview/movies.php

52 lines
1.5 KiB
PHP

<?php
/**
* Copyright (c) 2013 Frank Karlitschek frank@owncloud.org
* Copyright (c) 2013 Georg Ehrke georg@ownCloud.com
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
namespace OC\Preview;
// movie preview is currently not supported on Windows
if (!\OC_Util::runningOnWindows()) {
$isShellExecEnabled = !in_array('shell_exec', explode(', ', ini_get('disable_functions')));
$whichAVCONV = ($isShellExecEnabled ? shell_exec('which avconv') : '');
$isAVCONVAvailable = !empty($whichAVCONV);
if($isShellExecEnabled && $isAVCONVAvailable) {
class Movie extends Provider {
public function getMimeType() {
return '/video\/.*/';
}
public function getThumbnail($path, $maxX, $maxY, $scalingup, $fileview) {
$absPath = \OC_Helper::tmpFile();
$tmpPath = \OC_Helper::tmpFile();
$handle = $fileview->fopen($path, 'rb');
$firstmb = stream_get_contents($handle, 1048576); //1024 * 1024 = 1048576
file_put_contents($absPath, $firstmb);
//$cmd = 'ffmpeg -y -i ' . escapeshellarg($absPath) . ' -f mjpeg -vframes 1 -ss 1 -s ' . escapeshellarg($maxX) . 'x' . escapeshellarg($maxY) . ' ' . $tmpPath;
$cmd = 'avconv -an -y -ss 1 -i ' . escapeshellarg($absPath) . ' -f mjpeg -vframes 1 ' . escapeshellarg($tmpPath);
shell_exec($cmd);
$image = new \OC_Image($tmpPath);
unlink($absPath);
unlink($tmpPath);
return $image->valid() ? $image : false;
}
}
\OC\Preview::registerProvider('OC\Preview\Movie');
}
}