Add Android Demo for MatchaTTS models.

.github/workflows/apk-tts-engine.yaml

@@ -26,6 +26,7 @@ jobs:
         total: ["40"]
         index: ["0", "1", "2", "3", "4", "5", "6", "7", "8", "9", "10", "11", "12", "13", "14", "15", "16", "17", "18", "19", "20", "21", "22", "23", "24", "25", "26", "27", "28", "29", "30", "31", "32", "33", "34", "35", "36", "37", "38", "39"]
 
+
     steps:
       - uses: actions/checkout@v4
         with:

android/SherpaOnnxTts/app/src/main/java/com/k2fsa/sherpa/onnx/MainActivity.kt

@@ -183,6 +183,8 @@ class MainActivity : AppCompatActivity() {
     private fun initTts() {
         var modelDir: String?
         var modelName: String?
+        var acousticModelName: String?
+        var vocoder: String?
         var ruleFsts: String?
         var ruleFars: String?
         var lexicon: String?
@@ -193,8 +195,18 @@ class MainActivity : AppCompatActivity() {
         // The purpose of such a design is to make the CI test easier
         // Please see
         // https://github.com/k2-fsa/sherpa-onnx/blob/master/scripts/apk/generate-tts-apk-script.py
-        modelDir = null
+
+        // VITS -- begin
         modelName = null
+        // VITS -- end
+
+        // Matcha -- begin
+        acousticModelName = null
+        vocoder = null
+        // Matcha -- end
+
+
+        modelDir = null
         ruleFsts = null
         ruleFars = null
         lexicon = null
@@ -217,7 +229,6 @@ class MainActivity : AppCompatActivity() {
         // https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/vits-icefall-zh-aishell3.tar.bz2
         // modelDir = "vits-icefall-zh-aishell3"
         // modelName = "model.onnx"
-        // ruleFsts = "vits-icefall-zh-aishell3/phone.fst,vits-icefall-zh-aishell3/date.fst,vits-icefall-zh-aishell3/number.fst,vits-icefall-zh-aishell3/new_heteronym.fst"
         // ruleFars = "vits-icefall-zh-aishell3/rule.far"
         // lexicon = "lexicon.txt"
 
@@ -233,24 +244,47 @@ class MainActivity : AppCompatActivity() {
         // modelDir = "vits-coqui-de-css10"
         // modelName = "model.onnx"
 
+        // Example 6
+        // vits-melo-tts-zh_en
+        // https://k2-fsa.github.io/sherpa/onnx/tts/pretrained_models/vits.html#vits-melo-tts-zh-en-chinese-english-1-speaker
+        // modelDir = "vits-melo-tts-zh_en"
+        // modelName = "model.onnx"
+        // lexicon = "lexicon.txt"
+        // dictDir = "vits-melo-tts-zh_en/dict"
+
+        // Example 7
+        // matcha-icefall-zh-baker
+        // https://k2-fsa.github.io/sherpa/onnx/tts/pretrained_models/matcha.html#matcha-icefall-zh-baker-chinese-1-female-speaker
+        // modelDir = "matcha-icefall-zh-baker"
+        // acousticModelName = "model-steps-3.onnx"
+        // vocoder = "hifigan_v2.onnx"
+        // lexicon = "lexicon.txt"
+        // dictDir = "matcha-icefall-zh-baker/dict"
+
+        // Example 8
+        // matcha-icefall-en_US-ljspeech
+        // https://k2-fsa.github.io/sherpa/onnx/tts/pretrained_models/matcha.html#matcha-icefall-en-us-ljspeech-american-english-1-female-speaker
+        // modelDir = "matcha-icefall-en_US-ljspeech"
+        // acousticModelName = "model-steps-3.onnx"
+        // vocoder = "hifigan_v2.onnx"
+        // dataDir = "matcha-icefall-en_US-ljspeech/espeak-ng-data"
+
         if (dataDir != null) {
-            val newDir = copyDataDir(modelDir!!)
-            modelDir = newDir + "/" + modelDir
-            dataDir = newDir + "/" + dataDir
-            assets = null
+            val newDir = copyDataDir(dataDir!!)
+            dataDir = "$newDir/$dataDir"
         }
 
         if (dictDir != null) {
-            val newDir = copyDataDir(modelDir!!)
-            modelDir = newDir + "/" + modelDir
-            dictDir = modelDir + "/" + "dict"
+            val newDir = copyDataDir(dictDir!!)
+            dictDir = "$newDir/$dictDir"
             ruleFsts = "$modelDir/phone.fst,$modelDir/date.fst,$modelDir/number.fst"
-            assets = null
         }
 
         val config = getOfflineTtsConfig(
             modelDir = modelDir!!,
-            modelName = modelName!!,
+            modelName = modelName ?: "",
+            acousticModelName = acousticModelName ?: "",
+            vocoder = vocoder ?: "",
             lexicon = lexicon ?: "",
             dataDir = dataDir ?: "",
             dictDir = dictDir ?: "",

android/SherpaOnnxTtsEngine/app/src/main/java/com/k2fsa/sherpa/onnx/tts/engine/MainActivity.kt

@@ -57,16 +57,16 @@ class MainActivity : ComponentActivity() {
                     color = MaterialTheme.colorScheme.background
                 ) {
                     Scaffold(topBar = {
-                        TopAppBar(title = { Text("Next-gen Kaldi: TTS") })
+                        TopAppBar(title = { Text("Next-gen Kaldi: TTS Engine") })
                     }) {
                         Box(modifier = Modifier.padding(it)) {
                             Column(modifier = Modifier.padding(16.dp)) {
                                 Column {
                                     Text("Speed " + String.format("%.1f", TtsEngine.speed))
                                     Slider(
                                         value = TtsEngine.speedState.value,
-                                        onValueChange = { 
-                                            TtsEngine.speed = it 
+                                        onValueChange = {
+                                            TtsEngine.speed = it
                                             preferenceHelper.setSpeed(it)
                                         },
                                         valueRange = 0.2F..3.0F,
@@ -138,7 +138,9 @@ class MainActivity : ComponentActivity() {
                                                 val filename =
                                                     application.filesDir.absolutePath + "/generated.wav"
                                                 val ok =
-                                                    audio.samples.isNotEmpty() && audio.save(filename)
+                                                    audio.samples.isNotEmpty() && audio.save(
+                                                        filename
+                                                    )
 
                                                 if (ok) {
                                                     stopMediaPlayer()

android/SherpaOnnxTtsEngine/app/src/main/java/com/k2fsa/sherpa/onnx/tts/engine/TtsEngine.kt

@@ -1,5 +1,6 @@
 package com.k2fsa.sherpa.onnx.tts.engine
 
+import PreferenceHelper
 import android.content.Context
 import android.content.res.AssetManager
 import android.util.Log
@@ -11,7 +12,6 @@ import com.k2fsa.sherpa.onnx.getOfflineTtsConfig
 import java.io.File
 import java.io.FileOutputStream
 import java.io.IOException
-import PreferenceHelper
 
 object TtsEngine {
     var tts: OfflineTts? = null
@@ -41,6 +41,8 @@ object TtsEngine {
 
     private var modelDir: String? = null
     private var modelName: String? = null
+    private var acousticModelName: String? = null
+    private var vocoder: String? = null
     private var ruleFsts: String? = null
     private var ruleFars: String? = null
     private var lexicon: String? = null
@@ -52,8 +54,17 @@ object TtsEngine {
         // The purpose of such a design is to make the CI test easier
         // Please see
         // https://github.com/k2-fsa/sherpa-onnx/blob/master/scripts/apk/generate-tts-apk-script.py
-        modelDir = null
+        //
+        // For VITS -- begin
         modelName = null
+        // For VITS -- end
+
+        // For Matcha -- begin
+        acousticModelName = null
+        vocoder = null
+        // For Matcha -- end
+
+        modelDir = null
         ruleFsts = null
         ruleFars = null
         lexicon = null
@@ -82,7 +93,6 @@ object TtsEngine {
         // https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/vits-icefall-zh-aishell3.tar.bz2
         // modelDir = "vits-icefall-zh-aishell3"
         // modelName = "model.onnx"
-        // ruleFsts = "vits-icefall-zh-aishell3/phone.fst,vits-icefall-zh-aishell3/date.fst,vits-icefall-zh-aishell3/number.fst,vits-icefall-zh-aishell3/new_heteronym.fst"
         // ruleFars = "vits-icefall-zh-aishell3/rule.far"
         // lexicon = "lexicon.txt"
         // lang = "zho"
@@ -101,8 +111,35 @@ object TtsEngine {
         // modelDir = "vits-coqui-de-css10"
         // modelName = "model.onnx"
         // lang = "deu"
-    }
 
+        // Example 6
+        // vits-melo-tts-zh_en
+        // https://k2-fsa.github.io/sherpa/onnx/tts/pretrained_models/vits.html#vits-melo-tts-zh-en-chinese-english-1-speaker
+        // modelDir = "vits-melo-tts-zh_en"
+        // modelName = "model.onnx"
+        // lexicon = "lexicon.txt"
+        // dictDir = "vits-melo-tts-zh_en/dict"
+        // lang = "zho"
+
+        // Example 7
+        // matcha-icefall-zh-baker
+        // https://k2-fsa.github.io/sherpa/onnx/tts/pretrained_models/matcha.html#matcha-icefall-zh-baker-chinese-1-female-speaker
+        // modelDir = "matcha-icefall-zh-baker"
+        // acousticModelName = "model-steps-3.onnx"
+        // vocoder = "hifigan_v2.onnx"
+        // lexicon = "lexicon.txt"
+        // dictDir = "matcha-icefall-zh-baker/dict"
+        // lang = "zho"
+
+        // Example 8
+        // matcha-icefall-en_US-ljspeech
+        // https://k2-fsa.github.io/sherpa/onnx/tts/pretrained_models/matcha.html#matcha-icefall-en-us-ljspeech-american-english-1-female-speaker
+        // modelDir = "matcha-icefall-en_US-ljspeech"
+        // acousticModelName = "model-steps-3.onnx"
+        // vocoder = "hifigan_v2.onnx"
+        // dataDir = "matcha-icefall-en_US-ljspeech/espeak-ng-data"
+        // lang = "eng"
+    }
 
     fun createTts(context: Context) {
         Log.i(TAG, "Init Next-gen Kaldi TTS")
@@ -115,22 +152,22 @@ object TtsEngine {
         assets = context.assets
 
         if (dataDir != null) {
-            val newDir = copyDataDir(context, modelDir!!)
-            modelDir = "$newDir/$modelDir"
+            val newDir = copyDataDir(context, dataDir!!)
             dataDir = "$newDir/$dataDir"
-            assets = null
         }
 
         if (dictDir != null) {
-            val newDir = copyDataDir(context, modelDir!!)
-            modelDir = "$newDir/$modelDir"
-            dictDir = "$modelDir/dict"
+            val newDir = copyDataDir(context, dictDir!!)
+            dictDir = "$newDir/$dictDir"
             ruleFsts = "$modelDir/phone.fst,$modelDir/date.fst,$modelDir/number.fst"
-            assets = null
         }
 
         val config = getOfflineTtsConfig(
-            modelDir = modelDir!!, modelName = modelName!!, lexicon = lexicon ?: "",
+            modelDir = modelDir!!,
+            modelName = modelName ?: "",
+            acousticModelName = acousticModelName ?: "",
+            vocoder = vocoder ?: "",
+            lexicon = lexicon ?: "",
             dataDir = dataDir ?: "",
             dictDir = dictDir ?: "",
             ruleFsts = ruleFsts ?: "",

scripts/apk/build-apk-tts-engine.sh.in

@@ -37,22 +37,39 @@ mkdir -p apks
 pushd ./android/SherpaOnnxTtsEngine/app/src/main/assets/
 model_dir={{ tts_model.model_dir }}
 model_name={{ tts_model.model_name }}
+acoustic_model_name={{ tts_model.acoustic_model_name }}
+vocoder={{ tts_model.vocoder }}
 lang={{ tts_model.lang }}
 lang_iso_639_3={{ tts_model.lang_iso_639_3 }}
 
 wget -qq https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/$model_dir.tar.bz2
 tar xf $model_dir.tar.bz2
 rm $model_dir.tar.bz2
 
+{% if tts_model.vocoder %}
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/vocoder-models/$vocoder
+{% endif %}
+
 popd
 # Now we are at the project root directory
 
 git checkout .
 pushd android/SherpaOnnxTtsEngine/app/src/main/java/com/k2fsa/sherpa/onnx/tts/engine
 sed -i.bak s/"modelDir = null"/"modelDir = \"$model_dir\""/ ./TtsEngine.kt
-sed -i.bak s/"modelName = null"/"modelName = \"$model_name\""/ ./TtsEngine.kt
 sed -i.bak s/"lang = null"/"lang = \"$lang_iso_639_3\""/ ./TtsEngine.kt
 
+{% if tts_model.model_name %}
+  sed -i.bak s/"modelName = null"/"modelName = \"$model_name\""/ ./TtsEngine.kt
+{% endif %}
+
+{% if tts_model.model_name %}
+  sed -i.bak s/"acousticModelName = null"/"acousticModelName = \"$acoustic_model_name\""/ ./TtsEngine.kt
+{% endif %}
+
+{% if tts_model.vocoder %}
+  sed -i.bak s/"vocoder = null"/"vocoder = \"$vocoder\""/ ./TtsEngine.kt
+{% endif %}
+
 {% if tts_model.rule_fsts %}
   rule_fsts={{ tts_model.rule_fsts }}
   sed -i.bak s%"ruleFsts = null"%"ruleFsts = \"$rule_fsts\""% ./TtsEngine.kt
@@ -109,6 +126,7 @@ for arch in arm64-v8a armeabi-v7a x86_64 x86; do
 done
 
 rm -rf ./android/SherpaOnnxTtsEngine/app/src/main/assets/$model_dir
+rm -fv ./android/SherpaOnnxTtsEngine/app/src/main/assets/*.onnx
 {% endfor %}
 
 git checkout .

scripts/apk/build-apk-tts.sh.in

@@ -37,19 +37,38 @@ mkdir -p apks
 pushd ./android/SherpaOnnxTts/app/src/main/assets/
 model_dir={{ tts_model.model_dir }}
 model_name={{ tts_model.model_name }}
+acoustic_model_name={{ tts_model.acoustic_model_name }}
+vocoder={{ tts_model.vocoder }}
 lang={{ tts_model.lang }}
 
 wget -qq https://github.com/k2-fsa/sherpa-onnx/releases/download/tts-models/$model_dir.tar.bz2
 tar xf $model_dir.tar.bz2
 rm $model_dir.tar.bz2
 
+{% if tts_model.vocoder %}
+  curl -SL -O https://github.com/k2-fsa/sherpa-onnx/releases/download/vocoder-models/$vocoder
+{% endif %}
+
 popd
 # Now we are at the project root directory
 
 git checkout .
 pushd android/SherpaOnnxTts/app/src/main/java/com/k2fsa/sherpa/onnx
 sed -i.bak s/"modelDir = null"/"modelDir = \"$model_dir\""/ ./MainActivity.kt
-sed -i.bak s/"modelName = null"/"modelName = \"$model_name\""/ ./MainActivity.kt
+
+
+{% if tts_model.model_name %}
+  sed -i.bak s/"modelName = null"/"modelName = \"$model_name\""/ ./MainActivity.kt
+{% endif %}
+
+{% if tts_model.acoustic_model_name %}
+  sed -i.bak s/"acousticModelName = null"/"acousticModelName = \"$acoustic_model_name\""/ ./MainActivity.kt
+{% endif %}
+
+{% if tts_model.vocoder %}
+  sed -i.bak s/"vocoder = null"/"vocoder = \"$vocoder\""/ ./MainActivity.kt
+{% endif %}
+
 
 {% if tts_model.rule_fsts %}
   rule_fsts={{ tts_model.rule_fsts }}
@@ -107,6 +126,8 @@ for arch in arm64-v8a armeabi-v7a x86_64 x86; do
 done
 
 rm -rf ./android/SherpaOnnxTts/app/src/main/assets/$model_dir
+rm -fv ./android/SherpaOnnxTts/app/src/main/assets/*.onnx
+
 {% endfor %}
 
 git checkout .