private void initialise(
int samplingRate,
int LPOrder,
double[] pscalesIn,
double[] tscalesIn,
double[] escalesIn,
double[] vscalesIn) {
if (pscalesIn != null) {
pscales = new double[pscalesIn.length];
System.arraycopy(pscalesIn, 0, pscales, 0, pscalesIn.length);
}
if (tscalesIn != null) {
tscales = new double[tscalesIn.length];
System.arraycopy(tscalesIn, 0, tscales, 0, tscalesIn.length);
}
if (escalesIn != null) {
escales = new double[escalesIn.length];
System.arraycopy(escalesIn, 0, escales, 0, escalesIn.length);
}
if (vscalesIn != null) {
vscales = new double[vscalesIn.length];
System.arraycopy(vscalesIn, 0, vscales, 0, vscalesIn.length);
}
fs = samplingRate;
lpOrder = SignalProcUtils.getLPOrder(fs);
}
public DoubleDataSource process(DoubleDataSource inputAudio) {
amount = MathUtils.CheckLimits(amount, MIN_AMOUNT, MAX_AMOUNT);
double[] vscales = {amount};
int frameLength = SignalProcUtils.getDFTSize(fs);
int predictionOrder = SignalProcUtils.getLPOrder(fs);
VocalTractScalingProcessor p =
new VocalTractScalingProcessor(predictionOrder, fs, frameLength, vscales);
FrameOverlapAddSource foas =
new FrameOverlapAddSource(inputAudio, Window.HANNING, true, frameLength, fs, p);
return new BufferedDoubleDataSource(foas);
}
