public void programChange(int program) { cc.program = program; if (instruments != null) { synthesizer.loadInstrument(instruments[program]); cc.channel.programChange(program); } }
public void close() { System.out.println("midi closing"); if (synthesizer != null) { synthesizer.close(); } if (sequencer != null) { sequencer.close(); } sequencer = null; synthesizer = null; instruments = null; channels = null; }
public boolean open() { try { if (synthesizer == null) { if ((synthesizer = MidiSystem.getSynthesizer()) == null) { System.out.println("getSynthesizer() failed!"); return false; } } synthesizer.open(); sequencer = MidiSystem.getSequencer(); sequencer.addMetaEventListener(new ProcessMeta()); sequence = new Sequence(Sequence.PPQ, 10); } catch (Exception ex) { System.out.println("midi exception 1 "); ex.printStackTrace(); return false; } System.out.println("midi opening"); Soundbank sb = synthesizer.getDefaultSoundbank(); if (sb != null) { instruments = synthesizer.getDefaultSoundbank().getInstruments(); synthesizer.loadInstrument(instruments[0]); } MidiChannel midiChannels[] = synthesizer.getChannels(); numChannels = midiChannels.length; channels = new ChannelData[midiChannels.length]; if (channels.length == 0) return false; for (int i = 0; i < channels.length; i++) { channels[i] = new ChannelData(midiChannels[i], i); } cc = channels[0]; return true; }