Expose in SynthProxy the query for the TTS supported and current language. (bee1c7e6) · Commits · e / os / android_frameworks_base

packages/TtsService/jni/android_tts_SynthProxy.cpp

+51 −10

Original line number	Diff line number	Diff line
		@@ -278,6 +278,33 @@ android_tts_SynthProxy_native_finalize(JNIEnv *env, jobject thiz, jint jniData)
		}


		static int
		android_tts_SynthProxy_isLanguageAvailable(JNIEnv *env, jobject thiz, jint jniData,
		jstring language, jstring country, jstring variant)
		{
		int result = TTS_LANG_NOT_SUPPORTED;

		if (jniData == 0) {
		LOGE("android_tts_SynthProxy_isLanguageAvailable(): invalid JNI data");
		return result;
		}

		SynthProxyJniStorage* pSynthData = (SynthProxyJniStorage*)jniData;
		const char *langNativeString = env->GetStringUTFChars(language, 0);
		const char *countryNativeString = env->GetStringUTFChars(country, 0);
		const char *variantNativeString = env->GetStringUTFChars(variant, 0);
		// TODO check return codes
		if (pSynthData->mNativeSynthInterface) {
		result = pSynthData->mNativeSynthInterface->isLanguageAvailable(langNativeString,
		countryNativeString, variantNativeString);
		}
		env->ReleaseStringUTFChars(language, langNativeString);
		env->ReleaseStringUTFChars(country, countryNativeString);
		env->ReleaseStringUTFChars(variant, variantNativeString);
		return result;
		}


		static void
		android_tts_SynthProxy_setLanguage(JNIEnv *env, jobject thiz, jint jniData,
		jstring language, jstring country, jstring variant)
		@@ -533,24 +560,34 @@ LOGI("android_tts_SynthProxy_playAudioBuffer");
		}


		JNIEXPORT jstring JNICALL
		static jobjectArray
		android_tts_SynthProxy_getLanguage(JNIEnv *env, jobject thiz, jint jniData)
		{
		if (jniData == 0) {
		LOGE("android_tts_SynthProxy_getLanguage(): invalid JNI data");
		return env->NewStringUTF("");
		return NULL;
		}

		SynthProxyJniStorage* pSynthData = (SynthProxyJniStorage*)jniData;
		size_t bufSize = 100;
		char buf[bufSize];
		memset(buf, 0, bufSize);
		// TODO check return codes

		if (pSynthData->mNativeSynthInterface) {
		// TODO use the correct getLanguage()
		//pSynthData->mNativeSynthInterface->getLanguage(buf, &bufSize);
		size_t bufSize = 100;
		char lang[bufSize];
		char country[bufSize];
		char variant[bufSize];
		memset(lang, 0, bufSize);
		memset(country, 0, bufSize);
		memset(variant, 0, bufSize);
		jobjectArray retLocale = (jobjectArray)env->NewObjectArray(3,
		env->FindClass("java/lang/String"), env->NewStringUTF(""));
		pSynthData->mNativeSynthInterface->getLanguage(lang, country, variant);
		env->SetObjectArrayElement(retLocale, 0, env->NewStringUTF(lang));
		env->SetObjectArrayElement(retLocale, 1, env->NewStringUTF(country));
		env->SetObjectArrayElement(retLocale, 2, env->NewStringUTF(variant));
		return retLocale;
		} else {
		return NULL;
		}
		return env->NewStringUTF(buf);
		}


		@@ -588,6 +625,10 @@ static JNINativeMethod gMethods[] = {
		"(ILjava/lang/String;Ljava/lang/String;)V",
		(void*)android_tts_SynthProxy_synthesizeToFile
		},
		{ "native_isLanguageAvailable",
		"(ILjava/lang/String;Ljava/lang/String;Ljava/lang/String;)I",
		(void*)android_tts_SynthProxy_isLanguageAvailable
		},
		{ "native_setLanguage",
		"(ILjava/lang/String;Ljava/lang/String;Ljava/lang/String;)V",
		(void*)android_tts_SynthProxy_setLanguage
		@@ -609,7 +650,7 @@ static JNINativeMethod gMethods[] = {
		(void*)android_tts_SynthProxy_playAudioBuffer
		},
		{ "native_getLanguage",
		"(I)Ljava/lang/String;",
		"(I)[Ljava/lang/String;",
		(void*)android_tts_SynthProxy_getLanguage
		},
		{ "native_getRate",

packages/TtsService/src/android/tts/SynthProxy.java

+23 −12

Original line number	Diff line number	Diff line
		@@ -68,7 +68,15 @@ public class SynthProxy {
		// TODO add IPA methods

		/**
		* Sets the language
		* Queries for language support.
		* Return codes are defined in android.speech.tts.TextToSpeech
		*/
		public int isLanguageAvailable(String language, String country, String variant) {
		return native_isLanguageAvailable(mJniData, language, country, variant);
		}

		/**
		* Sets the language.
		*/
		public void setLanguage(String language, String country, String variant) {
		native_setLanguage(mJniData, language, country, variant);
		@@ -82,42 +90,42 @@ public class SynthProxy {
		}

		/**
		* Sets the speech rate
		* Sets the speech rate.
		*/
		public final void setSpeechRate(int speechRate) {
		native_setSpeechRate(mJniData, speechRate);
		}

		/**
		* Sets the pitch of the synthesized voice
		* Sets the pitch of the synthesized voice.
		*/
		public final void setPitch(int pitch) {
		native_setPitch(mJniData, pitch);
		}

		/**
		* Plays the given audio buffer
		* Plays the given audio buffer.
		*/
		public void playAudioBuffer(int bufferPointer, int bufferSize) {
		native_playAudioBuffer(mJniData, bufferPointer, bufferSize);
		}

		/**
		* Gets the currently set language
		* Returns the currently set language, country and variant information.
		*/
		public String getLanguage() {
		public String[] getLanguage() {
		return native_getLanguage(mJniData);
		}

		/**
		* Gets the currently set rate
		* Gets the currently set rate.
		*/
		public int getRate() {
		return native_getRate(mJniData);
		}

		/**
		* Shuts down the native synthesizer
		* Shuts down the native synthesizer.
		*/
		public void shutdown() {
		native_shutdown(mJniData);
		@@ -154,6 +162,9 @@ public class SynthProxy {

		private native final void native_synthesizeToFile(int jniData, String text, String filename);

		private native final int native_isLanguageAvailable(int jniData, String language,
		String country, String variant);

		private native final void native_setLanguage(int jniData, String language, String country,
		String variant);

		@@ -167,7 +178,7 @@ public class SynthProxy {
		// TODO add buffer format
		private native final void native_playAudioBuffer(int jniData, int bufferPointer, int bufferSize);

		private native final String native_getLanguage(int jniData);
		private native final String[] native_getLanguage(int jniData);

		private native final int native_getRate(int jniData);