日本語g2pをdot-net-g2pに置き換え

Assets/uDesktopMascot/Scripts/Dialog/ChatDialog.cs

@@ -1,5 +1,7 @@
 using System;
+using System.IO;
 using System.Text;
+using System.Threading.Tasks;
 using TMPro;
 using UnityEngine;
 using UnityEngine.InputSystem;
@@ -10,14 +12,15 @@
 using UnityEngine.Localization.Components;
 using UnityEngine.UI;
 using Button = UnityEngine.UI.Button;
+using DotNetG2P;
+using DotNetG2P.MeCab;
 using uPiper.Core;
 using uPiper.Core.AudioGeneration;
 using uPiper.Core.Logging;
 using uPiper.Core.Phonemizers;
 using Unity.InferenceEngine;
 using Newtonsoft.Json.Linq;
 using System.Linq;
-using uPiper.Core.Phonemizers.Implementations;
 
 namespace uDesktopMascot
 {
@@ -108,7 +111,8 @@ public class ChatDialog : DialogBase
         private InferenceAudioGenerator _ttsGenerator;
         private PhonemeEncoder _phonemeEncoder;
         private AudioClipBuilder _audioClipBuilder;
-        private OpenJTalkPhonemizer _japanesePhonemizer;
+        private G2PEngine _g2pEngine;
+        private MeCabTokenizer _mecabTokenizer;
         private PiperVoiceConfig _ttsVoiceConfig;
         private bool _isTTSInitialized = false;
 
@@ -391,16 +395,19 @@ private async void InitializeTTS()
                 _ttsGenerator = new InferenceAudioGenerator();
                 _audioClipBuilder = new AudioClipBuilder();
 
-                // OpenJTalk phonemizerを初期化
+                // DotNetG2P (MeCab + G2PEngine) を初期化
                 try
                 {
-                    _japanesePhonemizer = new OpenJTalkPhonemizer();
-                    PiperLogger.LogInfo("[ChatDialog] OpenJTalk phonemizer initialized successfully");
+                    var dicPath = Path.Combine(Application.streamingAssetsPath, "uPiper", "OpenJTalk", "naist_jdic", "open_jtalk_dic_utf_8-1.11");
+                    _mecabTokenizer = new MeCabTokenizer(dicPath);
+                    _g2pEngine = new G2PEngine(_mecabTokenizer);
+                    PiperLogger.LogInfo("[ChatDialog] DotNetG2P engine initialized successfully");
                 }
                 catch (Exception ex)
                 {
-                    PiperLogger.LogError($"[ChatDialog] Failed to initialize OpenJTalk: {ex.Message}");
-                    _japanesePhonemizer = null;
+                    PiperLogger.LogError($"[ChatDialog] Failed to initialize DotNetG2P: {ex.Message}");
+                    _g2pEngine = null;
+                    _mecabTokenizer = null;
                     return;
                 }
 
@@ -527,17 +534,16 @@ private async UniTask SynthesizeAndPlayTTS(string text)
             {
                 PiperLogger.LogInfo($"[ChatDialog] Starting TTS synthesis for text: {text}");
 
-                // OpenJTalkで音素に変換
-                var phonemizer = new TextPhonemizerAdapter(_japanesePhonemizer);
-                var phonemeResult = await phonemizer.PhonemizeAsync(text, "ja");
-                var openJTalkPhonemes = phonemeResult.Phonemes;
-
+                // DotNetG2Pで音素に変換
+                var phonemeString = await Task.Run(() => _g2pEngine.ToPhonemes(text));
+                var openJTalkPhonemes = phonemeString.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
+
                 PiperLogger.LogInfo($"[ChatDialog] OpenJTalk phonemes: {string.Join(" ", openJTalkPhonemes)}");
-                
+
                 // Piper形式の音素に変換
                 var piperPhonemes = OpenJTalkToPiperMapping.ConvertToPiperPhonemes(openJTalkPhonemes);
                 PiperLogger.LogInfo($"[ChatDialog] Piper phonemes: {string.Join(" ", piperPhonemes)}");
-                
+
                 // 音素をIDに変換
                 var phonemeIds = _phonemeEncoder.Encode(piperPhonemes);
                 PiperLogger.LogInfo($"[ChatDialog] Phoneme IDs: {string.Join(", ", phonemeIds)}");
@@ -619,7 +625,8 @@ private void OnDestroy()
 
             // 音声合成関連のリソースを解放
             _ttsGenerator?.Dispose();
-            _japanesePhonemizer?.Dispose();
+            _g2pEngine?.Dispose();
+            _mecabTokenizer?.Dispose();
         }
 
         /// <summary>

Packages/manifest.json

@@ -7,33 +7,35 @@
     "com.cysharp.unitask": "https://github.com/Cysharp/UniTask.git?path=src/UniTask/Assets/Plugins/UniTask",
     "com.cysharp.zstring": "https://github.com/Cysharp/ZString.git?path=src/ZString.Unity/Assets/Scripts/ZString",
     "com.dbrizov.naughtyattributes": "https://github.com/dbrizov/NaughtyAttributes.git#upm",
+    "com.dotnetg2p.core": "https://github.com/ayutaz/dot-net-g2p.git?path=src/DotNetG2P.Core#5b531c7b0692ec20d892dd0bdfe67a1988059f3b",
+    "com.dotnetg2p.mecab": "https://github.com/ayutaz/dot-net-g2p.git?path=src/DotNetG2P.MeCab#5b531c7b0692ec20d892dd0bdfe67a1988059f3b",
     "com.frozenstorminteractive.assimp.macos": "4.1.0",
     "com.frozenstorminteractive.assimp.windows": "4.1.0",
-    "com.unity.collab-proxy": "2.7.1",
-    "com.unity.feature.2d": "2.0.1",
-    "com.unity.formats.fbx": "5.1.2",
-    "com.unity.ide.rider": "3.0.36",
-    "com.unity.ide.visualstudio": "2.0.23",
-    "com.unity.inputsystem": "1.14.0",
-    "com.unity.localization": "1.5.4",
+    "com.unity.collab-proxy": "2.11.2",
+    "com.unity.feature.2d": "2.0.2",
+    "com.unity.formats.fbx": "5.1.4",
+    "com.unity.ide.rider": "3.0.38",
+    "com.unity.ide.visualstudio": "2.0.26",
+    "com.unity.inputsystem": "1.18.0",
+    "com.unity.localization": "1.5.8",
     "com.unity.logging": "1.3.4",
-    "com.unity.memoryprofiler": "1.1.6",
-    "com.unity.multiplayer.center": "1.0.0",
-    "com.unity.nuget.newtonsoft-json": "3.2.1",
+    "com.unity.memoryprofiler": "1.1.9",
+    "com.unity.multiplayer.center": "1.0.1",
+    "com.unity.nuget.newtonsoft-json": "3.2.2",
     "com.unity.playablegraph-visualizer": "0.2.1-preview.3",
-    "com.unity.recorder": "5.1.2",
-    "com.unity.render-pipelines.universal": "17.1.0",
-    "com.unity.test-framework": "1.5.1",
-    "com.unity.timeline": "1.8.7",
-    "com.unity.toolchain.win-x86_64-linux-x86_64": "2.0.10",
+    "com.unity.recorder": "5.1.4",
+    "com.unity.render-pipelines.universal": "17.3.0",
+    "com.unity.test-framework": "1.6.0",
+    "com.unity.timeline": "1.8.10",
     "com.unity.ugui": "2.0.0",
-    "com.unity.visualscripting": "1.9.6",
+    "com.unity.visualscripting": "1.9.9",
     "com.vrmc.gltf": "https://github.com/vrm-c/UniVRM.git?path=/Assets/UniGLTF#v0.128.1",
     "com.vrmc.vrm": "https://github.com/vrm-c/UniVRM.git?path=/Assets/VRM10#v0.128.1",
     "io.github.gkngkc.unity-standalone-file-browser": "https://github.com/shiena/UnityStandaloneFileBrowser.git?path=Packages/StandaloneFileBrowser#upm",
     "jp.amagamina.overwriter": "https://github.com/ina-amagami/unity-overwriter.git",
     "jp.lilxyzw.liltoon": "https://github.com/lilxyzw/lilToon.git?path=Assets/lilToon#master",
     "com.unity.modules.accessibility": "1.0.0",
+    "com.unity.modules.adaptiveperformance": "1.0.0",
     "com.unity.modules.ai": "1.0.0",
     "com.unity.modules.androidjni": "1.0.0",
     "com.unity.modules.animation": "1.0.0",
@@ -60,6 +62,7 @@
     "com.unity.modules.unitywebrequestaudio": "1.0.0",
     "com.unity.modules.unitywebrequesttexture": "1.0.0",
     "com.unity.modules.unitywebrequestwww": "1.0.0",
+    "com.unity.modules.vectorgraphics": "1.0.0",
     "com.unity.modules.vehicles": "1.0.0",
     "com.unity.modules.video": "1.0.0",
     "com.unity.modules.vr": "1.0.0",