$midi->transpose(12);
}
if (isset($p['down'])) {
$midi->transpose(-12);
}
if (isset($p['double'])) {
$midi->setTempo($midi->getTempo() / 2);
}
if (isset($p['half'])) {
$midi->setTempo($midi->getTempo() * 2);
}
if (isset($p['solo'])) {
$midi->soloTrack($p['soloTrackNum']);
}
if (isset($p['delete'])) {
$midi->deleteTrack($p['delTrackNum']);
}
if (isset($p['insert'])) {
$midi->insertMsg(0, "0 On ch=10 n=39 v=127");
$midi->insertMsg(0, "120 On ch=10 n=39 v=127");
$midi->insertMsg(0, "240 On ch=10 n=39 v=127");
}
$midi->saveMidFile($new);
$midi->playMidFile($new, 1, 1, 0, $plug);
if (isset($p['show'])) {
echo '<hr>' . nl2br($midi->getTxt());
}
}
?>
</body>
</html>
