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/* Listing4903.java */
import javax.sound.midi.*;
public class Listing4903
{
private static void playAlleMeineEntchen()
throws Exception
{
//Partitur {{Tonhoehe, DauerInViertelNoten, AnzahlWdh},...}
final int DATA[][] = {
{60, 1, 1}, //C
{62, 1, 1}, //D
{64, 1, 1}, //E
{65, 1, 1}, //F
{67, 2, 2}, //G,G
{69, 1, 4}, //A,A,A,A
{67, 4, 1}, //G
{69, 1, 4}, //A,A,A,A
{67, 4, 1}, //G
{65, 1, 4}, //F,F,F,F
{64, 2, 2}, //E,E
{62, 1, 4}, //D,D,D,D
{60, 4, 1} //C
};
//Sequence bauen
final int PPQS = 16;
final int STAKKATO = 4;
Sequence seq = new Sequence(Sequence.PPQ, PPQS);
Track track = seq.createTrack();
long currentTick = 0;
ShortMessage msg;
//Kanal 0 auf "EnsembleStrings" umschalten
msg = new ShortMessage();
msg.setMessage(ShortMessage.PROGRAM_CHANGE, 0, 48, 0);
track.add(new MidiEvent(msg, currentTick));
//Partiturdaten hinzuf�gen
for (int i = 0; i < DATA.length; ++i) {
for (int j = 0; j < DATA[i][2]; ++j) { //Anzahl Wdh. je Note
msg = new ShortMessage();
msg.setMessage(ShortMessage.NOTE_ON, 0, DATA[i][0], 64);
track.add(new MidiEvent(msg, currentTick));
currentTick += PPQS * DATA[i][1] - STAKKATO;
msg = new ShortMessage();
msg.setMessage(ShortMessage.NOTE_OFF, 0, DATA[i][0], 0);
track.add(new MidiEvent(msg, currentTick));
currentTick += STAKKATO;
}
}
//Sequencer und Synthesizer initialisieren
Sequencer sequencer = MidiSystem.getSequencer();
Transmitter trans = sequencer.getTransmitter();
Synthesizer synth = MidiSystem.getSynthesizer();
Receiver rcvr = synth.getReceiver();
//Beide �ffnen und verbinden
sequencer.open();
synth.open();
trans.setReceiver(rcvr);
//Sequence abspielen
sequencer.setSequence(seq);
sequencer.setTempoInBPM(145);
sequencer.start();
while (true) {
try {
Thread.sleep(100);
} catch (Exception e) {
//nothing
}
if (!sequencer.isRunning()) {
break;
}
}
//Sequencer anhalten und Ger�te schlie�en
sequencer.stop();
sequencer.close();
synth.close();
}
public static void main(String[] args)
{
try {
playAlleMeineEntchen();
} catch (Exception e) {
e.printStackTrace();
System.exit(1);
}
System.exit(0);
}
}
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