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Run TTS engine service without starting the app. (#553)
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74 changes: 74 additions & 0 deletions
74
...id/SherpaOnnxTtsEngine/app/src/main/java/com/k2fsa/sherpa/onnx/tts/engine/TtsViewModel.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,74 @@ | ||
| package com.k2fsa.sherpa.onnx.tts.engine | ||
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| import android.app.Application | ||
| import android.os.FileUtils.ProgressListener | ||
| import android.speech.tts.TextToSpeech | ||
| import android.speech.tts.TextToSpeech.OnInitListener | ||
| import android.speech.tts.UtteranceProgressListener | ||
| import android.util.Log | ||
| import androidx.lifecycle.ViewModel | ||
| import java.util.Locale | ||
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| class TtsApp : Application() { | ||
| companion object { | ||
| lateinit var instance: TtsApp | ||
| } | ||
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| override fun onCreate() { | ||
| super.onCreate() | ||
| instance = this | ||
| } | ||
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| } | ||
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| class TtsViewModel : ViewModel() { | ||
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| // https://developer.android.com/reference/kotlin/android/speech/tts/TextToSpeech.OnInitListener | ||
| private val onInitListener = object : OnInitListener { | ||
| override fun onInit(status: Int) { | ||
| when (status) { | ||
| TextToSpeech.SUCCESS -> Log.i(TAG, "Init tts succeded") | ||
| TextToSpeech.ERROR -> Log.i(TAG, "Init tts failed") | ||
| else -> Log.i(TAG, "Unknown status $status") | ||
| } | ||
| } | ||
| } | ||
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| // https://developer.android.com/reference/kotlin/android/speech/tts/UtteranceProgressListener | ||
| private val utteranceProgressListener = object : UtteranceProgressListener() { | ||
| override fun onStart(utteranceId: String?) { | ||
| Log.i(TAG, "onStart: $utteranceId") | ||
| } | ||
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| override fun onStop(utteranceId: String?, interrupted: Boolean) { | ||
| Log.i(TAG, "onStop: $utteranceId, $interrupted") | ||
| super.onStop(utteranceId, interrupted) | ||
| } | ||
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| override fun onError(utteranceId: String?, errorCode: Int) { | ||
| Log.i(TAG, "onError: $utteranceId, $errorCode") | ||
| super.onError(utteranceId, errorCode) | ||
| } | ||
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| override fun onDone(utteranceId: String?) { | ||
| Log.i(TAG, "onDone: $utteranceId") | ||
| } | ||
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| @Deprecated("Deprecated in Java") | ||
| override fun onError(utteranceId: String?) { | ||
| Log.i(TAG, "onError: $utteranceId") | ||
| } | ||
| } | ||
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| val tts = TextToSpeech(TtsApp.instance, onInitListener, "com.k2fsa.sherpa.onnx.tts.engine") | ||
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| init { | ||
| tts.setLanguage(Locale(TtsEngine.lang!!)) | ||
| tts.setOnUtteranceProgressListener(utteranceProgressListener) | ||
| } | ||
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| override fun onCleared() { | ||
| super.onCleared() | ||
| tts.shutdown() | ||
| } | ||
| } |