public Soundbank getSoundbank(AudioInputStream ais) throws InvalidMidiDataException, IOException {
try {
byte[] buffer;
if (ais.getFrameLength() == -1) {
ByteArrayOutputStream baos = new ByteArrayOutputStream();
byte[] buff = new byte[1024 - (1024 % ais.getFormat().getFrameSize())];
int ret;
while ((ret = ais.read(buff)) != -1) {
baos.write(buff, 0, ret);
}
ais.close();
buffer = baos.toByteArray();
} else {
buffer = new byte[(int) (ais.getFrameLength() * ais.getFormat().getFrameSize())];
new DataInputStream(ais).readFully(buffer);
}
ModelByteBufferWavetable osc =
new ModelByteBufferWavetable(new ModelByteBuffer(buffer), ais.getFormat(), -4800);
ModelPerformer performer = new ModelPerformer();
performer.getOscillators().add(osc);
SimpleSoundbank sbk = new SimpleSoundbank();
SimpleInstrument ins = new SimpleInstrument();
ins.add(performer);
sbk.addInstrument(ins);
return sbk;
} catch (Exception e) {
return null;
}
}
// Return name of all the keys.
// This information is generated from ModelPerformer.getName()
// returned from getPerformers().
public String[] getKeys() {
String[] keys = new String[128];
for (ModelPerformer performer : getPerformers()) {
for (int k = performer.getKeyFrom(); k <= performer.getKeyTo(); k++) {
if (k >= 0 && k < 128 && keys[k] == null) {
String name = performer.getName();
if (name == null) name = "untitled";
keys[k] = name;
}
}
}
return keys;
}
public Soundbank getSoundbank(File file) throws InvalidMidiDataException, IOException {
try {
AudioInputStream ais = AudioSystem.getAudioInputStream(file);
ais.close();
ModelByteBufferWavetable osc =
new ModelByteBufferWavetable(new ModelByteBuffer(file, 0, file.length()), -4800);
ModelPerformer performer = new ModelPerformer();
performer.getOscillators().add(osc);
SimpleSoundbank sbk = new SimpleSoundbank();
SimpleInstrument ins = new SimpleInstrument();
ins.add(performer);
sbk.addInstrument(ins);
return sbk;
} catch (UnsupportedAudioFileException e1) {
return null;
} catch (IOException e) {
return null;
}
}
