/**
* Generate a thumbnail from a video stream using the FFMpeg library.
*
* @param string $file
* @param string $size
* @param string $filename
* @return boolean
*/
function process(&$medium, &$gallery)
{
//$file, $size, $filename) {
zmgimport('org/.zoomfactory.lib.helpers.zmgFileHelper');
//$temp_dir = zmgEnv::getTempDir() . DS.substr(uniqid("zoom_"), 0, 13); //support filesystems which only support 14 char dirnames
//if (zmgFileHelper::createDir($temp_dir, 0777)) {
$thumb_file = ereg_replace("(.*)\\.([^\\.]*)\$", "\\1", $medium->filename) . ".jpg";
$thumb_path = str_replace($medium->filename, $thumb_file, $medium->getAbsPath());
//$temp_dir.DS.$thumb_file;
$cmd = zmgVideoTool::getPath() . "ffmpeg -an -y -t 0:0:0.001 -i \"" . $medium->getAbsPath() . "\" -f mjpeg \"" . $thumb_path . "\"";
$output = $retval = null;
exec($cmd, $output, $retval);
if ($retval || !zmgFileHelper::exists($thumb_path)) {
return zmgToolboxPlugin::registerError($medium->filename, 'FFMpeg: Could not create thumbnail: ' . $output);
}
$thumb_obj = new zmgMedium(zmgDatabase::getDBO());
//temp obj
$thumb_obj->filename = $thumb_file;
$thumb_obj->setGalleryDir($medium->getGalleryDir());
$ret = true;
zmgimport('org.zoomfactory.var.plugins.toolbox.tools.imageTool');
if (!zmgImageTool::process($thumb_obj, $gallery)) {
$ret = false;
}
//clean up!
zmgFileHelper::delete($thumb_path);
return $ret;
//} else {
// return zmgToolboxPlugin::registerError($medium->filename, 'FFmpeg: Could not create temporary directory.');
//}
}
