本文整理汇总了C++中MidiTrack::setType方法的典型用法代码示例。如果您正苦于以下问题:C++ MidiTrack::setType方法的具体用法?C++ MidiTrack::setType怎么用?C++ MidiTrack::setType使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类MidiTrack
的用法示例。
在下文中一共展示了MidiTrack::setType方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: importMidi
bool LOS::importMidi(const QString name, bool merge)/*{{{*/
{
bool popenFlag;
FILE* fp = fileOpen(this, name, QString(".mid"), "r", popenFlag);
if (fp == 0)
return true;
MidiFile mf(fp);
bool rv = mf.read();
popenFlag ? pclose(fp) : fclose(fp);
if (rv)
{
QString s(tr("reading midifile\n "));
s += name;
s += tr("\nfailed: ");
s += mf.error();
QMessageBox::critical(this, QString("LOS"), s);
return rv;
}
//
// evaluate song Type (GM, XG, GS, unknown)
//
MType t = song->midiType();
if (!merge)
{
t = mf.mtype();
song->setMType(t);
}
MidiInstrument* instr = 0;
for (iMidiInstrument i = midiInstruments.begin(); i != midiInstruments.end(); ++i)
{
MidiInstrument* mi = *i;
if ((mi->iname() == "GM" && ((t == MT_UNKNOWN) || (t == MIDI_TYPE_GM)))
|| ((mi->iname() == "GS") && (t == MT_GS))
|| ((mi->iname() == "XG") && (t == MT_XG)))
{
instr = mi;
break;
}
}
if (instr == 0)
{
// the standard instrument files (GM, GS, XG) must be present
printf("no instrument, type %d\n", t);
return true;
//abort();
}
MidiFileTrackList* etl = mf.trackList();
int division = mf.division();
//
// create MidiTrack and copy events to ->events()
// - combine note on/off events
// - calculate tick value for internal resolution
//
for (iMidiFileTrack t = etl->begin(); t != etl->end(); ++t)
{
MPEventList* el = &((*t)->events);
if (el->empty())
continue;
//
// if we split the track, SYSEX and META events go into
// the first target track
bool first = true;
// somewhat silly and slooow:
for (int port = 0; port < kMaxMidiPorts; ++port)
{
for (int channel = 0; channel < kMaxMidiChannels; ++channel)
{
//
// check if there are any events for port/channel in track:
//
iMPEvent i;
for (i = el->begin(); i != el->end(); ++i)
{
MidiPlayEvent ev = *i;
if (ev.type() != ME_SYSEX && ev.type() != ME_META
&& ev.channel() == channel && ev.port() == port)
break;
}
if (i == el->end())
continue;
MidiTrack* track = new MidiTrack();
if ((*t)->isDrumTrack)
{
track->setType(Track::DRUM);
}
track->setOutChannel(channel);
track->setOutPort(port);
MidiPort* mport = &midiPorts[track->outPort()];
// this overwrites any instrument set for this port:
mport->setInstrument(instr);
EventList* mel = track->events();
//buildMidiEventList(mel, el, track, division, first);
// Don't do loops.
buildMidiEventList(mel, el, track, division, first, false);
//.........这里部分代码省略.........