/// <summary>
/// List the best unit and unit candidates number used by ESP when speak the content.
/// </summary>
/// <param name="content">Content to be spoken.</param>
/// <param name="waveUnits">Unit dictionary.</param>
/// <param name="candCounter">Candidates number per unit.</param>
/// <returns>Unit list used by ESP to speak the content.</returns>
public Collection<UnitItem> GenUnitList(string content,
Dictionary<long, WaveUnit> waveUnits, out Collection<int> candCounter)
{
Collection<UnitItem> unitList = new Collection<UnitItem>();
candCounter = new Collection<int>();
foreach (SP.TtsUtterance uttr in EspUtterances(content))
{
using (uttr)
{
int candNum = 0;
for (int index = 0; index < uttr.Segments.Count; index++)
{
if (uttr.Segments[index].Unit.IsSilence)
{
continue;
}
WaveUnit waveUnit = waveUnits[uttr.Segments[index].InventoryWaveStartPosition];
UnitItem unitItem = new UnitItem();
unitItem.SentenceId = waveUnit.SentenceId;
unitItem.IndexInSentence = waveUnit.IndexInSentence;
unitItem.Name = waveUnit.Name;
unitList.Add(unitItem);
candCounter.Add(uttr.UnitLattice.WucList[candNum++].WucNodeList.Count);
}
}
}
return unitList;
}
/// <summary>
/// Get original unit list used by ESP when speak the content.
/// </summary>
/// <param name="content">Content to be spoken.</param>
/// <param name="waveUnits">Unit dictionary.</param>
/// <returns>Unit list used by ESP to speak the content.</returns>
public UnitListDictionary GetOriginalUnitList(string content, Dictionary<long, WaveUnit> waveUnits)
{
UnitListDictionary unitListDictionary = new UnitListDictionary();
foreach (SP.TtsUtterance uttr in EspUtterances(content))
{
using (uttr)
{
for (int index = 0; index < uttr.Segments.Count; index++)
{
WaveUnit waveUnit = waveUnits[uttr.Segments[index].InventoryWaveStartPosition];
UnitItem unitItem = new UnitItem();
unitItem.SentenceId = waveUnit.SentenceId;
unitItem.IndexInSentence = waveUnit.IndexInSentence;
unitItem.Name = waveUnit.Name;
unitListDictionary.AddUnit(_language, UnitList.UnitListType.Hold, unitItem);
}
}
}
return unitListDictionary;
}
/// <summary>
/// Parse XmlNode to UnitList.
/// </summary>
/// <param name="node">XmlNode to be parsed.</param>
/// <param name="nsmgr">XmlNamespaceManager.</param>
public void Parse(XmlNode node, XmlNamespaceManager nsmgr)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
if (node.Attributes == null)
{
string message = Helper.NeutralFormat("the Attributes of node should not be null.");
throw new ArgumentNullException("node", message);
}
XmlNode languageNode = node.Attributes["language"];
XmlNode typeNode = node.Attributes["type"];
if (languageNode == null || typeNode == null)
{
throw new InvalidDataException("unitList XmlNode " +
"should have the following two properties: language, type.");
}
_language = Localor.StringToLanguage(languageNode.InnerText);
_type = (UnitListType)Enum.Parse(typeof(UnitListType), typeNode.InnerText);
XmlNodeList unitNodes = node.SelectNodes(@"tts:units/tts:unit", nsmgr);
_units.Clear();
foreach (XmlNode unitNode in unitNodes)
{
UnitItem item = new UnitItem();
item.Parse(unitNode);
_units.Add(item.Id, item);
}
}
/// <summary>
/// Add unit to unit list map.
/// </summary>
/// <param name="language">Language of the unit.</param>
/// <param name="type">Type of the unit.</param>
/// <param name="unit">Unit to be added.</param>
public void AddUnit(Language language, UnitList.UnitListType type,
UnitItem unit)
{
string unitListKey = UnitList.GetKey(language, type);
if (!_unitListMap.ContainsKey(unitListKey))
{
UnitList unitList = new UnitList();
unitList.Language = language;
unitList.UnitType = type;
_unitListMap.Add(unitListKey, unitList);
unitList.AddUnit(unit);
}
else
{
UnitList unitList = _unitListMap[unitListKey];
unitList.AddUnit(unit);
}
}
/// <summary>
/// Add Unit to UnitList.
/// </summary>
/// <param name="unitItem">UnitItem to be added.</param>
public void AddUnit(UnitItem unitItem)
{
if (unitItem == null)
{
throw new ArgumentNullException("unitItem");
}
if (!_units.ContainsKey(unitItem.Id))
{
_units.Add(unitItem.Id, unitItem);
}
else
{
_units[unitItem.Id] = unitItem;
}
}
