private function makeChannels(Song $song)
{
$channels = array();
for ($i = 0; $i < 64; $i++) {
$channels[$i] = new Channel();
$channels[$i]->setProgram($i == Channel::DEFAULT_PERCUSSION_CHANNEL ? Channel::DEFAULT_PERCUSSION_PROGRAM : 24);
$channels[$i]->setVolume(13);
$channels[$i]->setBalance(8);
$channels[$i]->setChorus(0);
$channels[$i]->setReverb(0);
$channels[$i]->setPhaser(0);
$channels[$i]->setTremolo(0);
}
$songChannels = $song->getChannels();
foreach ($songChannels as $channel) {
$channelRoute = $this->getChannelRoute($channel->getChannelId());
$channels[$channelRoute->getChannel1()]->setProgram($channel->getProgram());
$channels[$channelRoute->getChannel1()]->setVolume($channel->getVolume());
$channels[$channelRoute->getChannel1()]->setBalance($channel->getBalance());
$channels[$channelRoute->getChannel2()]->setProgram($channel->getProgram());
$channels[$channelRoute->getChannel2()]->setVolume($channel->getVolume());
$channels[$channelRoute->getChannel2()]->setBalance($channel->getBalance());
}
return $channels;
}
protected function isPercussionChannel(Song $song, $channelId)
{
$channels = $song->getChannels();
foreach ($channels as $channel) {
if ($channel->getChannelId() == $channelId) {
return $channel->isPercussionChannel();
}
}
return false;
}
public function __construct(Song $song)
{
parent::__construct();
# Build sequence
$channelRouter = new ChannelRouter();
$channelRouterConfigurator = new ChannelRouterConfigurator($channelRouter);
$channelRouterConfigurator->configureRouter($song->getChannels());
$settings = (new MidiSettings())->getdefaults();
$midiSequenceParser = new MidiSequenceParser($song, self::ADD_FIRST_TICK_MOVE | self::ADD_DEFAULT_CONTROLS | self::ADD_MIXER_MESSAGES);
$midiSequenceParser->setTranspose($settings->getTranspose());
$midiSequenceParser->parse(new MidiSequenceHandler($song->countTracks() + 1, $channelRouter, $this));
}
public function addDefaultMessages(MidiSequenceHelper $sHelper, Song $song)
{
if (($this->flags & MidiWriter::ADD_DEFAULT_CONTROLS) != 0) {
$channels = $song->getChannels();
foreach ($channels as $channel) {
$channelId = $channel->getChannelId();
$sHelper->getSequence()->addControlChange($this->getTick(Duration::QUARTER_TIME), $this->getInfoTrack(), $channelId, MidiWriter::RPN_MSB, 0);
$sHelper->getSequence()->addControlChange($this->getTick(Duration::QUARTER_TIME), $this->getInfoTrack(), $channelId, MidiWriter::RPN_LSB, 0);
$sHelper->getSequence()->addControlChange($this->getTick(Duration::QUARTER_TIME), $this->getInfoTrack(), $channelId, MidiWriter::DATA_ENTRY_MSB, 12);
$sHelper->getSequence()->addControlChange($this->getTick(Duration::QUARTER_TIME), $this->getInfoTrack(), $channelId, MidiWriter::DATA_ENTRY_LSB, 0);
}
}
}
protected function configureChannelRouter(Song $song)
{
$this->channelRouter = new ChannelRouter();
$routerConfigurator = new ChannelRouterConfigurator($this->channelRouter);
$routerConfigurator->configureRouter($song->getChannels());
}
/**
* Checks if a channel is still defined
*
* @param Song $song
* @param string $name
* @return boolean Result of the search
*/
protected function findChannelsByName(Song $song, $name)
{
$channels = $song->getChannels();
foreach ($channels as $v) {
if ($v->getName() == $name) {
return true;
}
}
return false;
}
