std::multimap<ReducedFraction, std::string>
extractLyricsFromTrack(const MidiTrack &lyricsTrack, int division)
{
std::multimap<ReducedFraction, std::string> lyrics;
for (const auto &i: lyricsTrack.events()) {
const auto& e = i.second;
if (isLyricEvent(e)) {
const uchar* data = (uchar*)e.edata();
std::string text = MidiCharset::fromUchar(data);
if (isLyricText(text)) {
const auto tick = toMuseScoreTicks(i.first, division);
// no charset handling here
lyrics.insert({tick, text});
}
}
}
return lyrics;
}
void applyAllTempoEvents(const std::multimap<int, MTrack> &tracks, Score *score)
{
for (const auto &track: tracks) {
if (track.second.isDivisionInTps) { // ticks per second
const double ticksPerBeat = MScore::division;
const double beatsPerSecond = roundToBpm(track.second.division / ticksPerBeat);
setTempoToScore(score, 0, beatsPerSecond);
}
else { // beats per second
for (const auto &ie : track.second.mtrack->events()) {
const MidiEvent &e = ie.second;
if (e.type() == ME_META && e.metaType() == META_TEMPO) {
const auto tick = toMuseScoreTicks(
ie.first, track.second.division, false);
const uchar* data = (uchar*)e.edata();
const unsigned tempo = data[2] + (data[1] << 8) + (data[0] << 16);
const double beatsPerSecond = roundToBpm(1000000.0 / tempo);
setTempoToScore(score, tick.ticks(), beatsPerSecond);
}
}
}
}
}
