public function finish()
{
for ($i = 0; $i < count($this->tracks); $i++) {
$track = $this->tracks[$i];
$track->add(new MidiEvent(MidiMessage::metaMessage(47, 1), $track->ticks()));
}
}
public static function metaMessage($command, $data)
{
$message = new MidiMessage(self::TYPE_META, $command);
$message->setData($data);
return $message;
}
