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[Thai VCCV Phonemizer] Fix phoneme parser for Thai VCCV #1297

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merged 3 commits into from
Nov 11, 2024
Merged

[Thai VCCV Phonemizer] Fix phoneme parser for Thai VCCV #1297

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57f73bf
Fix Thai phoneme parser
printto Oct 5, 2024
0476d52
Small Thai phonemizer fix
printto Oct 5, 2024
6accefd
Merge branch 'th-phonemizer' of https://github.com/printto/OpenUtau i…
printto Oct 5, 2024
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39 changes: 22 additions & 17 deletions OpenUtau.Plugin.Builtin/ThaiVCCVPhonemizer.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -211,52 +211,57 @@ public override Result Process(Note[] notes, Note? prev, Note? next, Note? prevN
}

(string Consonant, string Dipthong, string Vowel, string EndingConsonant) ParseInput(string input) {

input = WordToPhonemes(input);

string consonant = null;
string dipthong = null;
string diphthong = null;
string vowel = null;
string endingConsonant = null;

if (input == null) {
return (null, null, null, null);
}

if (input.Length >= 3) {
foreach (var dip in diphthongs) {
if (input[1].ToString().Equals(dip) || input[2].ToString().Equals(dip)) {
dipthong = dip;
}
}
}

foreach (var con in consonants) {
if (input.StartsWith(con)) {
if (consonant == null || consonant.Length < con.Length) {
consonant = con;
}
}
if (input.EndsWith(con)) {
if (endingConsonant == null || endingConsonant.Length < con.Length) {
endingConsonant = con;
}

int startIdx = consonant?.Length ?? 0;
foreach (var dip in diphthongs) {
if (input.Substring(startIdx).StartsWith(dip)) {
if (diphthong == null || diphthong.Length < dip.Length) {
diphthong = dip;
}
}
}

startIdx += diphthong?.Length ?? 0;
foreach (var vow in vowels) {
if (input.Contains(vow)) {
if (input.Substring(startIdx).StartsWith(vow)) {
if (vowel == null || vowel.Length < vow.Length) {
vowel = vow;
}
}
}

return (consonant, dipthong, vowel, endingConsonant);
foreach (var con in endingConsonants) {
if (input.EndsWith(con)) {
if (endingConsonant == null || endingConsonant.Length < con.Length) {
endingConsonant = con;
}
}
}

return (consonant, diphthong, vowel, endingConsonant);
}


public string WordToPhonemes(string input) {
input.Replace(" ", "");
input = input.Replace(" ", "");
input = RemoveInvalidLetters(input);
if (!Regex.IsMatch(input, "[ก-ฮ]")) {
return input;
Expand Down Expand Up @@ -295,7 +300,7 @@ public string WordToPhonemes(string input) {
return ConvertC(input.Substring(0, 2).ToString()) + "o" + ConvertX(input[1].ToString());
}
} else if (input.Length == 4) {
if (input[21] == 'ว') {
if (input[2] == 'ว') {
return ConvertC(input.Substring(0, 2).ToString()) + "ua" + ConvertX(input[3].ToString());
}
}
Expand Down
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