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TextToSpeechAPI: allow user to list voices & select voice to use. #554

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TextToSpeechAPI: allow user to list voices & select voice to use. #554

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1c1d782
TextToSpeechAPI: list voices & select voice to use
Sep 25, 2022
cb22cb1
Merge branch 'termux:master' into use_voice
Menyadar Nov 8, 2023
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41 changes: 41 additions & 0 deletions app/src/main/java/com/termux/api/apis/TextToSpeechAPI.java
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@
import android.speech.tts.TextToSpeech.Engine;
import android.speech.tts.TextToSpeech.EngineInfo;
import android.speech.tts.UtteranceProgressListener;
import android.speech.tts.Voice;
import android.util.JsonWriter;

import com.termux.api.util.ResultReturner;
Expand All @@ -22,6 +23,7 @@
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.Set;

public class TextToSpeechAPI {

Expand Down Expand Up @@ -64,6 +66,7 @@ protected void onHandleIntent(final Intent intent) {
Logger.logDebug(LOG_TAG, "onHandleIntent:\n" + IntentUtils.getIntentString(intent));

final String speechLanguage = intent.getStringExtra("language");
final String speechVoice = intent.getStringExtra("voice");
final String speechRegion = intent.getStringExtra("region");
final String speechVariant = intent.getStringExtra("variant");
final String speechEngine = intent.getStringExtra("engine");
Expand Down Expand Up @@ -139,6 +142,28 @@ public void writeResult(PrintWriter out) {
return;
}

Set<Voice> availableVoices = mTts.getVoices();

if ("LIST_AVAILABLE".equals(speechVoice)) {
try (JsonWriter writer = new JsonWriter(out)) {
writer.setIndent(" ");
String defaultVoiceName = mTts.getDefaultVoice().getName();
writer.beginArray();
for (Voice info : availableVoices) {
writer.beginObject();
writer.name("name").value(info.getName());
writer.name("locale").value(info.getLocale().getLanguage() + "-" + info.getLocale().getCountry());
writer.name("requiresNetworkConnection").value(info.isNetworkConnectionRequired());
writer.name("installed").value(!info.getFeatures().contains("notInstalled"));
writer.name("default").value(defaultVoiceName.equals(info.getName()));
writer.endObject();
}
writer.endArray();
}
out.println();
return;
}

final AtomicInteger ttsDoneUtterancesCount = new AtomicInteger();

mTts.setOnUtteranceProgressListener(new UtteranceProgressListener() {
Expand Down Expand Up @@ -177,6 +202,22 @@ public void onDone(String utteranceId) {

String utteranceId = "utterance_id";
Bundle params = new Bundle();
if (speechVoice != null) {
for (Voice voice : availableVoices) {
if (speechVoice.equals(voice.getName())) {
int setVoiceResult = mTts.setVoice(voice);
if (setVoiceResult == TextToSpeech.LANG_NOT_SUPPORTED) {
Logger.logError(LOG_TAG, "tts.setVoice('" + speechVoice +"') returned " + setVoiceResult);
}
break;
}
}
} else if (speechLanguage != null) {
int setLanguageResult = mTts.setLanguage(getLocale(speechLanguage, speechRegion, speechVariant));
if (setLanguageResult != TextToSpeech.LANG_AVAILABLE) {
Logger.logError(LOG_TAG, "tts.setLanguage('" + speechLanguage + "') returned " + setLanguageResult);
}
}
params.putInt(Engine.KEY_PARAM_STREAM, streamToUse);
params.putString(Engine.KEY_PARAM_UTTERANCE_ID, utteranceId);

Expand Down