function listPicture($dir=".",$type="jpg") {
    $x = 0;
    foreach (glob($dir."*.".$type) as $filename)    {
        $picture[$x]['file'] = $filename;
        $picture[$x]['size'] = filesize($filename) / 1024;
        $picture[$x]['time'] = filemtime($filename);
        $x++;
    } 
    
    return $picture;
}

$pic = listPicture("Panam/","jpg");