/**************************************************************************/
/* tts_android.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "tts_android.h"
#include "java_godot_wrapper.h"
#include "os_android.h"
#include "string_android.h"
#include "thread_jandroid.h"
bool TTS_Android::initialized = false;
jobject TTS_Android::tts = nullptr;
jclass TTS_Android::cls = nullptr;
jmethodID TTS_Android::_init = nullptr;
jmethodID TTS_Android::_is_speaking = nullptr;
jmethodID TTS_Android::_is_paused = nullptr;
jmethodID TTS_Android::_get_voices = nullptr;
jmethodID TTS_Android::_speak = nullptr;
jmethodID TTS_Android::_pause_speaking = nullptr;
jmethodID TTS_Android::_resume_speaking = nullptr;
jmethodID TTS_Android::_stop_speaking = nullptr;
HashMap<int, Char16String> TTS_Android::ids;
void TTS_Android::setup(jobject p_tts) {
bool tts_enabled = GLOBAL_GET("audio/general/text_to_speech");
if (tts_enabled) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
tts = env->NewGlobalRef(p_tts);
jclass c = env->GetObjectClass(tts);
cls = (jclass)env->NewGlobalRef(c);
_init = env->GetMethodID(cls, "init", "()V");
_is_speaking = env->GetMethodID(cls, "isSpeaking", "()Z");
_is_paused = env->GetMethodID(cls, "isPaused", "()Z");
_get_voices = env->GetMethodID(cls, "getVoices", "()[Ljava/lang/String;");
_speak = env->GetMethodID(cls, "speak", "(Ljava/lang/String;Ljava/lang/String;IFFIZ)V");
_pause_speaking = env->GetMethodID(cls, "pauseSpeaking", "()V");
_resume_speaking = env->GetMethodID(cls, "resumeSpeaking", "()V");
_stop_speaking = env->GetMethodID(cls, "stopSpeaking", "()V");
if (_init) {
env->CallVoidMethod(tts, _init);
initialized = true;
}
}
}
void TTS_Android::terminate() {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
env->DeleteGlobalRef(cls);
env->DeleteGlobalRef(tts);
}
void TTS_Android::_java_utterance_callback(int p_event, int p_id, int p_pos) {
ERR_FAIL_COND_MSG(!initialized, "Enable the \"audio/general/text_to_speech\" project setting to use text-to-speech.");
if (ids.has(p_id)) {
int pos = 0;
if ((DisplayServer::TTSUtteranceEvent)p_event == DisplayServer::TTS_UTTERANCE_BOUNDARY) {
// Convert position from UTF-16 to UTF-32.
const Char16String &string = ids[p_id];
for (int i = 0; i < MIN(p_pos, string.length()); i++) {
char16_t c = string[i];
if ((c & 0xfffffc00) == 0xd800) {
i++;
}
pos++;
}
} else if ((DisplayServer::TTSUtteranceEvent)p_event != DisplayServer::TTS_UTTERANCE_STARTED) {
ids.erase(p_id);
}
DisplayServer::get_singleton()->tts_post_utterance_event((DisplayServer::TTSUtteranceEvent)p_event, p_id, pos);
}
}
bool TTS_Android::is_speaking() {
ERR_FAIL_COND_V_MSG(!initialized, false, "Enable the \"audio/general/text_to_speech\" project setting to use text-to-speech.");
if (_is_speaking) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, false);
return env->CallBooleanMethod(tts, _is_speaking);
} else {
return false;
}
}
bool TTS_Android::is_paused() {
ERR_FAIL_COND_V_MSG(!initialized, false, "Enable the \"audio/general/text_to_speech\" project setting to use text-to-speech.");
if (_is_paused) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, false);
return env->CallBooleanMethod(tts, _is_paused);
} else {
return false;
}
}
Array TTS_Android::get_voices() {
ERR_FAIL_COND_V_MSG(!initialized, Array(), "Enable the \"audio/general/text_to_speech\" project setting to use text-to-speech.");
Array list;
if (_get_voices) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL_V(env, list);
jobject voices_object = env->CallObjectMethod(tts, _get_voices);
jobjectArray *arr = reinterpret_cast<jobjectArray *>(&voices_object);
jsize len = env->GetArrayLength(*arr);
for (int i = 0; i < len; i++) {
jstring jStr = (jstring)env->GetObjectArrayElement(*arr, i);
String str = jstring_to_string(jStr, env);
Vector<String> tokens = str.split(";", true, 2);
if (tokens.size() == 2) {
Dictionary voice_d;
voice_d["name"] = tokens[1];
voice_d["id"] = tokens[1];
voice_d["language"] = tokens[0];
list.push_back(voice_d);
}
env->DeleteLocalRef(jStr);
}
}
return list;
}
void TTS_Android::speak(const String &p_text, const String &p_voice, int p_volume, float p_pitch, float p_rate, int p_utterance_id, bool p_interrupt) {
ERR_FAIL_COND_MSG(!initialized, "Enable the \"audio/general/text_to_speech\" project setting to use text-to-speech.");
if (p_interrupt) {
stop();
}
if (p_text.is_empty()) {
DisplayServer::get_singleton()->tts_post_utterance_event(DisplayServer::TTS_UTTERANCE_CANCELED, p_utterance_id);
return;
}
ids[p_utterance_id] = p_text.utf16();
if (_speak) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
jstring jStrT = env->NewStringUTF(p_text.utf8().get_data());
jstring jStrV = env->NewStringUTF(p_voice.utf8().get_data());
env->CallVoidMethod(tts, _speak, jStrT, jStrV, CLAMP(p_volume, 0, 100), CLAMP(p_pitch, 0.f, 2.f), CLAMP(p_rate, 0.1f, 10.f), p_utterance_id, p_interrupt);
env->DeleteLocalRef(jStrT);
env->DeleteLocalRef(jStrV);
}
}
void TTS_Android::pause() {
ERR_FAIL_COND_MSG(!initialized, "Enable the \"audio/general/text_to_speech\" project setting to use text-to-speech.");
if (_pause_speaking) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
env->CallVoidMethod(tts, _pause_speaking);
}
}
void TTS_Android::resume() {
ERR_FAIL_COND_MSG(!initialized, "Enable the \"audio/general/text_to_speech\" project setting to use text-to-speech.");
if (_resume_speaking) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
env->CallVoidMethod(tts, _resume_speaking);
}
}
void TTS_Android::stop() {
ERR_FAIL_COND_MSG(!initialized, "Enable the \"audio/general/text_to_speech\" project setting to use text-to-speech.");
for (const KeyValue<int, Char16String> &E : ids) {
DisplayServer::get_singleton()->tts_post_utterance_event(DisplayServer::TTS_UTTERANCE_CANCELED, E.key);
}
ids.clear();
if (_stop_speaking) {
JNIEnv *env = get_jni_env();
ERR_FAIL_NULL(env);
env->CallVoidMethod(tts, _stop_speaking);
}
}
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