![](/img/trans.png)
[英]Java MIDI - ControllerEventListener (How to change the instrument)
[英]How to change instrument in Java MIDI program
如何在Midi中更換樂器? 在顯示“ Channel out of range”(通道超出范圍)后,我可以將channel的值最多更改為9,這全是鋼琴。 例如,如何將其更改為吉他
public noteplay()
throws InvalidMidiDataException,MidiUnavailableException
{
bpm =80;
beatLength = 1;
theTimeMelody = 0;
theTimeBass =0;
seq = new Sequence(Sequence.PPQ,3);
trkBass = seq.createTrack();
trkMelody = seq.createTrack();
}
public void melody(int volume)
throws InvalidMidiDataException,MidiUnavailableException
{
int list1[] = { 56,59,60,63,56,59,60,63, 61,64,65,68,61,64,65,68, 56,59,60,63,56,59,60,63, 63,66,67,70,73,66,67,70,};
for (int pitch : list1)
{
ShortMessage onMsg = new ShortMessage();
onMsg.setMessage(ShortMessage.NOTE_ON, 0, pitch, 80);
ShortMessage offMsg = new ShortMessage();
offMsg.setMessage(ShortMessage.NOTE_OFF, 0, pitch, 90);
trkBass.add(new MidiEvent(onMsg,theTimeBass));
trkBass.add(new MidiEvent(offMsg,theTimeBass+beatLength));
theTimeBass += beatLength;
}
}
}
通用MIDI標准為鼓保留了第十個通道。
您可以將其他十五個通道用於旋律樂器。
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.