/**
* GNU social - a federating social network
*
- * Plugin to make thumbnails of video files with avconv
+ * Plugin to make thumbnails of video files with ffmpeg/avconv
*
* PHP version 5
*
/*
* Dependencies:
- * avconv (external program call)
+ * ffmpeg/avconv (external program call)
* php5-gd
*
* Todo:
* Make sure we support ffmpeg too, so we're not super Debian oriented.
*
- * Video support will depend on your avconv.
+ * Video support will depend on your ffmpeg/avconv.
*/
class VideoThumbnailsPlugin extends Plugin
{
+ const PLUGIN_VERSION = '2.0.0';
+
/*
* This function should only extract an image from the video stream
* and disregard any cropping or scaling in the resulting file, as
return true;
}
+ try {
+ // Exception thrown if no thumbnail found
+ $thumb = File_thumbnail::byFile($file, false);
+ $imgPath = $thumb->getPath();
+ // If getPath didn't throw an exception, we have a working locally stored thumbnail
+ return false;
+ } catch (NoResultException $e) {
+ // Alright, no thumbnail found, so let's create one.
+ } catch (InvalidFilenameException $e) {
+ // I guess this means $thumb->filename is null? Shouldn't happen because $file->filename is not null, so delete it
+ $thumb->delete();
+ } catch (FileNotFoundException $e) {
+ // Thumb file was not found, let's delete it.
+ $thumb->delete();
+ }
+
// Let's save our frame to a temporary file. If we fail, remove it.
- $imgPath = tempnam(sys_get_temp_dir(), 'socialthumb-');
+ $tmp_imgPath = tempnam(sys_get_temp_dir(), 'socialthumb-');
- $result = exec('avconv -i '.escapeshellarg($file->getPath()).' -vcodec mjpeg -vframes 1 -f image2 -an '.escapeshellarg($imgPath));
+ $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($imgPath)) {
+ if (!getimagesize($tmp_imgPath)) {
common_debug('exec of "avconv" produced a bad/nonexisting image it seems');
- @unlink($imgPath);
+ @unlink($tmp_imgPath);
return true;
}
+ $imgPath = $tmp_imgPath;
return false;
}
- public function onPluginVersion(&$versions)
+ public function onPluginVersion(array &$versions)
{
$versions[] = array('name' => 'Video Thumbnails',
- 'version' => GNUSOCIAL_VERSION,
+ 'version' => self::PLUGIN_VERSION,
'author' => 'Mikael Nordfeldth',
'homepage' => 'https://www.gnu.org/software/social/',
'rawdescription' =>