public ModelToWaveService(ThroatModelParameters parameters)
{
if (parameters.TubeLength <= 0)
{
throw new Exception("Illegal tube length.");
}
_parameters = parameters;
///CALCULATE THE SAMPLE RATE, BASED ON NOMINAL
///TUBE LENGTH AND SPEED OF SOUND
var speedOfSound = WaveHelper.SpeedOfSound(parameters.TubeTemp);
_controlPeriod = Math.Round((speedOfSound * parameters.TotalSections * parameters.SectionLength) / (parameters.TubeLength * parameters.InControlRate));
SampleRate = parameters.InControlRate * _controlPeriod;
//var actualTubeLength = (speedOfSound * totalSections * sectionLength) / sampleRate;
_nyquist = SampleRate / 2.0;
_breathinessFactor = parameters.GlotSrcBreathiness / 100d;
_crossmixFactor = 1.0d / WaveHelper.CalculateAmplitude(parameters.NoiseCrossmixOffset);
_dampingFactor = (1.0d - (parameters.JunctionLoss / 100d));
_waveTable = new WaveTable(SampleRate, parameters);
_bandpassFilter = new BandpassFilter();
_vocalTract = new VocalTract(parameters, _nyquist, SampleRate);
// initializeFIRFilter(FIR_BETA, FIR_GAMMA, FIR_CUTOFF);
// /* INITIALIZE THE SAMPLE RATE CONVERSION ROUTINES */
// initializeConversion();
/* INITIALIZE THE TEMPORARY OUTPUT FILE */
// tempFilePtr = tmpfile();
// rewind(tempFilePtr);
}
public static BandpassFilter[] Parse(MatrixQuery matrixQuery)
{
var matrix = matrixQuery?.GetMatrix();
if (matrix == null || matrix.Length == 0)
{
return(null);
}
var filterCount = matrix.GetRowCount();
var bandpassFilters = new BandpassFilter[filterCount];
for (var r = 0; r < filterCount; r++)
{
bandpassFilters[r] = new BandpassFilter(matrix[r, 0], matrix[r, 1]);
}
return(bandpassFilters);
}
