/// <summary>
/// Gets acoustic feature name string from HMMM model type.
/// </summary>
/// <param name="modelType">HMM model type.</param>
/// <returns>Acoustic feature string.</returns>
public static string GetAcousticFeatureName(HmmModelType modelType)
{
if (AcousticFeatureNames.ContainsValue(modelType))
{
return AcousticFeatureNames.Single(n => n.Value == modelType).Key;
}
else
{
return string.Empty;
}
}
/// <summary>
/// Set the customized generation settings.
/// </summary>
/// <param name="f0CustomizedGeneration">The customized generation setting for F0 stream.</param>
/// <param name="modelType">The model which will be handled by customized generation module.</param>
public void SetCustomizationSetting(HtsF0CustomizedGeneration f0CustomizedGeneration, HmmModelType modelType)
{
HtsModel model = Models[modelType];
model.Header.F0CustomizedGeneration = f0CustomizedGeneration;
}
/// <summary>
/// Initializes a new instance of the HtsMmfFile class.
/// </summary>
/// <param name="modelType">Model type of this file.</param>
public HtsMmfFile(HmmModelType modelType)
{
_modelType = modelType;
}
/// <summary>
/// Get model mapping set .
/// </summary>
/// <param name="type">The hmm model type.</param>
/// <returns>Model mapping set.</returns>
public ModelMappingSet GetModelMappingSet(HmmModelType type)
{
ModelMappingSet model = null;
foreach (ModelMappingSet set in _modelMappingSets)
{
if (set.ModelType == type)
{
model = set;
break;
}
}
return model;
}
/// <summary>
/// Create Gaussian serializer.
/// </summary>
/// <param name="config">Gaussian configuration.</param>
/// <param name="modelType">Model type.</param>
/// <param name="modelDistribution">Model distribution.</param>
/// <returns>Gaussian serializer.</returns>
public static GaussianSerializer Create(GaussianConfig config, HmmModelType modelType,
ModelDistributionType modelDistribution)
{
Helper.ThrowIfNull(config);
GaussianSerializer serializer = null;
if (config.IsFixedPoint)
{
if (modelType == HmmModelType.Lsp)
{
serializer = new FixedPointLspGaussianSerializer(config);
}
else if (modelType == HmmModelType.FundamentalFrequency)
{
serializer = new FixedPointF0GaussianSerializer(config);
}
else if (modelType == HmmModelType.Mbe)
{
serializer = new FixedPointMBEGaussianSerializer(config);
}
}
if (serializer == null)
{
if (modelDistribution == ModelDistributionType.Msd)
{
serializer = new MultipleSpaceDistributionGaussianSerializer(config);
}
else
{
serializer = new GaussianSerializer(config);
}
}
return serializer;
}
/// <summary>
/// Gets label string from HMMM model type.
/// </summary>
/// <param name="modelType">HMM model type.</param>
/// <returns>Label string.</returns>
public static string GetModelLabel(HmmModelType modelType)
{
string modelTag = string.Empty;
switch (modelType)
{
case HmmModelType.Lsp:
modelTag = "LSP";
break;
case HmmModelType.FundamentalFrequency:
modelTag = "LogF0";
break;
case HmmModelType.StateDuration:
modelTag = "StateDuration";
break;
case HmmModelType.PhoneDuration:
modelTag = "PhoneDuration";
break;
case HmmModelType.Power:
modelTag = "Power";
break;
case HmmModelType.Mbe:
modelTag = "MultiBandExcitation";
break;
case HmmModelType.GuidanceLsp:
modelTag = "GuidanceLsp";
break;
}
return modelTag;
}
