public List <IData> CollectOutput(BaseDataProcessor dataProc)
{
dataProc.Predecessor = this;
var output = new List <IData>();
IData d;
while ((d = dataProc.GetData()) != null)
{
output.Add(d);
}
return(output);
}
private void InitDataProcessors()
{
try
{
var featParams = Loader.Properties;
SelectedDataProcessors = new List <IDataProcessor>();
double lowFreq = double.Parse(featParams["-lowerf"], CultureInfo.InvariantCulture.NumberFormat);
double hiFreq = double.Parse(featParams["-upperf"], CultureInfo.InvariantCulture.NumberFormat);
int numFilter = int.Parse(featParams["-nfilt"], CultureInfo.InvariantCulture.NumberFormat);
// TODO: should not be there, but for now me must preserve
// backward compatibility with the legacy code.
if (Loader is KaldiLoader)
{
FilterBank = new MelFrequencyFilterBank2(lowFreq, hiFreq, numFilter);
}
else
{
FilterBank = new MelFrequencyFilterBank(lowFreq, hiFreq, numFilter);
}
SelectedDataProcessors.Add(FilterBank);
if ((featParams.get("-remove_noise") == null) || (featParams.get("-remove_noise").Equals("yes")))
{
Denoise = new Denoise(
typeof(Denoise).GetField <S4Double>("LambdaPower").DefaultValue,
typeof(Denoise).GetField <S4Double>("LambdaA").DefaultValue,
typeof(Denoise).GetField <S4Double>("LambdaB").DefaultValue,
typeof(Denoise).GetField <S4Double>("LambdaT").DefaultValue,
typeof(Denoise).GetField <S4Double>("MuT").DefaultValue,
typeof(Denoise).GetField <S4Double>("MaxGain").DefaultValue,
typeof(Denoise).GetField <S4Integer>("SmoothWindow").DefaultValue);
// denoise.newProperties();
Denoise.Predecessor = SelectedDataProcessors[SelectedDataProcessors.Count - 1];
SelectedDataProcessors.Add(Denoise);
}
if ((featParams.get("-transform") != null) &&
(featParams.get("-transform").Equals("dct")))
{
Dct = new DiscreteCosineTransform2(
numFilter,
typeof(DiscreteCosineTransform).GetField <S4Integer>("PropCepstrumLength").DefaultValue);
}
else if ((featParams.get("-transform") != null) &&
(featParams.get("-transform").Equals("kaldi")))
{
Dct = new KaldiDiscreteCosineTransform(numFilter, typeof(DiscreteCosineTransform).GetField <S4Integer>("PropCepstrumLength").DefaultValue);
}
else
{
Dct = new DiscreteCosineTransform(numFilter, typeof(DiscreteCosineTransform).GetField <S4Integer>("PropCepstrumLength").DefaultValue);
}
Dct.Predecessor = SelectedDataProcessors[SelectedDataProcessors.Count - 1];
SelectedDataProcessors.Add(Dct);
if (featParams.get("-lifter") != null)
{
Lifter = new Lifter(int.Parse(featParams.get("-lifter"), CultureInfo.InvariantCulture.NumberFormat));
Lifter.Predecessor = SelectedDataProcessors[SelectedDataProcessors.Count - 1];
SelectedDataProcessors.Add(Lifter);
}
this.LogInfo("Cepstrum component auto-configured as follows: " + ToString());
}
catch (Exception ex)
{
throw new RuntimeException(ex);
}
}
