本文整理匯總了Java中javax.sound.midi.MidiChannel.noteOff方法的典型用法代碼示例。如果您正苦於以下問題：Java MidiChannel.noteOff方法的具體用法？Java MidiChannel.noteOff怎麽用？Java MidiChannel.noteOff使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類javax.sound.midi.MidiChannel的用法示例。
在下文中一共展示了MidiChannel.noteOff方法的4個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的Java代碼示例。
示例1: playWarningSound
import javax.sound.midi.MidiChannel; //導入方法依賴的package包/類
private static void playWarningSound() {
// if (2 > 1) {
// return;
// }
try {
// int velocity = 127; // max volume
int velocity = 90; // max volume
int sound = 65;
Synthesizer synthesizer = MidiSystem.getSynthesizer();
synthesizer.open();
MidiChannel channel = synthesizer.getChannels()[9]; // drums channel.
for (int i = 0; i < 10; i++) {
Thread.sleep(100);
channel.noteOn(sound + i, velocity);
Thread.sleep(100);
channel.noteOff(sound + i);
}
} catch (MidiUnavailableException | InterruptedException e1) {
e1.printStackTrace();
}
}
示例2: render
import javax.sound.midi.MidiChannel; //導入方法依賴的package包/類
@Override
public void render() throws RenderCommandException {
sleepUntil(getFrame().playOutTime);
for(MidiMessage msg : getFrame().messages) {
if(msg instanceof ShortMessage) {
final ShortMessage sm = (ShortMessage)msg;
final MidiChannel ch = synth.getChannels()[sm.getChannel()];
switch(sm.getCommand()) {
case ShortMessage.NOTE_ON:
ch.noteOn(sm.getData1(), sm.getData2());
continue;
case ShortMessage.NOTE_OFF:
ch.noteOff(sm.getData1(), sm.getData2());
continue;
case ShortMessage.PROGRAM_CHANGE:
ch.programChange(sm.getData1());
continue;
case ShortMessage.CONTROL_CHANGE:
ch.controlChange(sm.getData1(), sm.getData2());
continue;
}
}
throw new RenderCommandException("Unknown MIDI Command:" + MidiToString.toString(msg));
}
}
示例3: main
import javax.sound.midi.MidiChannel; //導入方法依賴的package包/類
public static void main(String[] args) throws Exception
{
AudioSynthesizer synth = new SoftSynthesizer();
AudioFormat format = new AudioFormat(44100, 16, 2, true, false);
AudioInputStream stream = synth.openStream(format, null);
// Make all voices busy, e.g.
// send midi on and midi off on all available voices
MidiChannel ch1 = synth.getChannels()[0];
ch1.programChange(48); // Use contionus instrument like string ensemble
for (int i = 0; i < synth.getMaxPolyphony(); i++) {
ch1.noteOn(64, 64);
ch1.noteOff(64);
}
// Now send single midi on, and midi off message
ch1.noteOn(64, 64);
ch1.noteOff(64);
// Read 10 sec from stream, by this time all voices should be inactvie
stream.skip(format.getFrameSize() * ((int)(format.getFrameRate() * 20)));
// If no voice are active, then this test will pass
VoiceStatus[] v = synth.getVoiceStatus();
for (int i = 0; i < v.length; i++) {
if(v[i].active)
{
throw new RuntimeException("Not all voices are inactive!");
}
}
// Close the synthesizer after use
synth.close();
}
示例4: sendNoteOff
import javax.sound.midi.MidiChannel; //導入方法依賴的package包/類
public void sendNoteOff(int channel, int key, int velocity){
MidiChannel midiChannel = this.synthManager.getChannel(channel);
if( midiChannel != null ){
midiChannel.noteOff(key, velocity);
}
}