/**
* GNU social - a federating social network
*
- * Plugin to make thumbnails of video files with ffmpeg
+ * Plugin to make thumbnails of video files with ffmpeg/avconv
*
* PHP version 5
*
/*
* Dependencies:
- * php5-ffmpeg
+ * ffmpeg/avconv (external program call)
* php5-gd
*
- * Video support will depend on your ffmpeg.
+ * Todo:
+ * Make sure we support ffmpeg too, so we're not super Debian oriented.
+ *
+ * Video support will depend on your ffmpeg/avconv.
*/
class VideoThumbnailsPlugin extends Plugin
{
// The calling function might accidentally pass application/ogg videos.
// If that's a problem, let's fix it in the calling function.
- if ($media !== 'video') {
+ if ($media !== 'video' || empty($file->filename)) {
return true;
}
- $movie = new ffmpeg_movie($file->getPath(), false);
+ // Let's save our frame to a temporary file. If we fail, remove it.
+ $tmp_imgPath = tempnam(sys_get_temp_dir(), 'socialthumb-');
- $frames = $movie->getFrameCount();
- if ($frames > 0) {
- $frame = $movie->getFrame(floor($frames/2));
+ $cmd = null;
+ if (shell_exec('which ffmpeg')) {
+ $cmd = 'ffmpeg';
+ } elseif (shell_exec('which avconv')) {
+ $cmd = 'avconv';
} else {
- $frame = $movie->getNextKeyFrame();
- }
-
- // We failed to get a frame.
- if (!$frame instanceof ffmpeg_frame) {
+ common_log(LOG_ERR, 'Neither ffmpeg nor avconv was found in your PATH. Cannot create video thumbnail.');
return true;
}
+ $result = exec($cmd.' -y -i '.escapeshellarg($file->getPath()).' -vcodec mjpeg -vframes 1 -f image2 -an '.escapeshellarg($tmp_imgPath));
- // Let's save our frame to a temporary file. If we fail, remove it.
- $imgPath = tempnam(sys_get_temp_dir(), 'socialthumb');
- if (!imagejpeg($frame->toGDImage(), $imgPath)) {
- @unlink($imgPath);
+ if (!getimagesize($tmp_imgPath)) {
+ common_debug('exec of "avconv" produced a bad/nonexisting image it seems');
+ @unlink($tmp_imgPath);
return true;
}
+ $imgPath = $tmp_imgPath;
return false;
}
- public function onPluginVersion(&$versions)
+ public function onPluginVersion(array &$versions)
{
$versions[] = array('name' => 'Video Thumbnails',
'version' => GNUSOCIAL_VERSION,