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- <?php
- if (!defined('GNUSOCIAL')) { exit(1); }
- class VideoThumbnailsPlugin extends Plugin
- {
- const PLUGIN_VERSION = '2.0.0';
-
- public function onCreateFileImageThumbnailSource(File $file, &$imgPath, $media=null)
- {
-
-
- if ($media !== 'video' || empty($file->filename)) {
- return true;
- }
- try {
-
- $thumb = File_thumbnail::byFile($file, false);
- $imgPath = $thumb->getPath();
-
- return false;
- } catch (NoResultException $e) {
-
- } catch (InvalidFilenameException $e) {
-
- $thumb->delete();
- } catch (FileNotFoundException $e) {
-
- $thumb->delete();
- }
-
- $tmp_imgPath = tempnam(sys_get_temp_dir(), 'socialthumb-');
- $cmd = null;
- if (shell_exec('which ffmpeg')) {
- $cmd = 'ffmpeg';
- } elseif (shell_exec('which avconv')) {
- $cmd = 'avconv';
- } else {
- common_log(LOG_ERR, 'Neither ffmpeg nor avconv was found in your PATH. Cannot create video thumbnail.');
- return true;
- }
- $fullcmd = $cmd.' -y -i '.escapeshellarg($file->getPath()).' -vcodec mjpeg -vframes 1 -f image2 -an '.escapeshellarg($tmp_imgPath);
- common_debug(__METHOD__ . ' executing: '._ve($fullcmd));
- $result = exec($fullcmd);
- if (!getimagesize($tmp_imgPath)) {
- common_debug('exec of "avconv" produced a bad/nonexisting image it seems');
- @unlink($tmp_imgPath);
- return true;
- }
- $imgPath = $tmp_imgPath;
- return false;
- }
- public function onPluginVersion(array &$versions)
- {
- $versions[] = array('name' => 'Video Thumbnails',
- 'version' => self::PLUGIN_VERSION,
- 'author' => 'Mikael Nordfeldth',
- 'homepage' => 'https://www.gnu.org/software/social/',
- 'rawdescription' =>
-
- _m('Video thumbnail preview support.'));
- return true;
- }
- }
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