godot/platform/android/tts_android.cpp
2022-07-01 11:04:50 +03:00

241 lines
7.6 KiB
C++

/*************************************************************************/
/* tts_android.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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"
jobject TTS_Android::tts = 0;
jclass TTS_Android::cls = 0;
jmethodID TTS_Android::_is_speaking = 0;
jmethodID TTS_Android::_is_paused = 0;
jmethodID TTS_Android::_get_voices = 0;
jmethodID TTS_Android::_speak = 0;
jmethodID TTS_Android::_pause_speaking = 0;
jmethodID TTS_Android::_resume_speaking = 0;
jmethodID TTS_Android::_stop_speaking = 0;
HashMap<int, Vector<char16_t>> TTS_Android::ids;
Vector<char16_t> TTS_Android::str_to_utf16(const String &p_string) {
int l = p_string.length();
if (!l) {
return Vector<char16_t>();
}
const CharType *d = &p_string[0];
int fl = 0;
for (int i = 0; i < l; i++) {
uint32_t c = d[i];
if (c <= 0xffff) { // 16 bits.
fl += 1;
} else if (c <= 0x10ffff) { // 32 bits.
fl += 2;
} else {
print_error("Unicode parsing error: Invalid unicode codepoint " + String::num_int64(c, 16) + ".");
return Vector<char16_t>();
}
if (c >= 0xd800 && c <= 0xdfff) {
print_error("Unicode parsing error: Invalid unicode codepoint " + String::num_int64(c, 16) + ".");
return Vector<char16_t>();
}
}
Vector<char16_t> utf16s;
if (fl == 0) {
return utf16s;
}
utf16s.resize(fl + 1);
uint16_t *cdst = (uint16_t *)utf16s.ptrw();
#define APPEND_CHAR(m_c) *(cdst++) = m_c
for (int i = 0; i < l; i++) {
uint32_t c = d[i];
if (c <= 0xffff) { // 16 bits.
APPEND_CHAR(c);
} else { // 32 bits.
APPEND_CHAR(uint32_t((c >> 10) + 0xd7c0)); // lead surrogate.
APPEND_CHAR(uint32_t((c & 0x3ff) | 0xdc00)); // trail surrogate.
}
}
#undef APPEND_CHAR
*cdst = 0; //trailing zero
return utf16s;
}
void TTS_Android::setup(jobject p_tts) {
JNIEnv *env = get_jni_env();
tts = env->NewGlobalRef(p_tts);
jclass c = env->GetObjectClass(tts);
cls = (jclass)env->NewGlobalRef(c);
_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");
}
void TTS_Android::_java_utterance_callback(int p_event, int p_id, int p_pos) {
if (ids.has(p_id)) {
int pos = 0;
if ((OS::TTSUtteranceEvent)p_event == OS::TTS_UTTERANCE_BOUNDARY) {
// Convert position from UTF-16 to UTF-32.
const Vector<char16_t> &string = ids[p_id];
for (int i = 0; i < MIN(p_pos, string.size() - 1); i++) {
char16_t c = string[i];
if ((c & 0xfffffc00) == 0xd800) {
i++;
}
pos++;
}
} else if ((OS::TTSUtteranceEvent)p_event != OS::TTS_UTTERANCE_STARTED) {
ids.erase(p_id);
}
OS::get_singleton()->tts_post_utterance_event((OS::TTSUtteranceEvent)p_event, p_id, pos);
}
}
bool TTS_Android::is_speaking() {
if (_is_speaking) {
JNIEnv *env = get_jni_env();
ERR_FAIL_COND_V(env == nullptr, false);
return env->CallBooleanMethod(tts, _is_speaking);
} else {
return false;
}
}
bool TTS_Android::is_paused() {
if (_is_paused) {
JNIEnv *env = get_jni_env();
ERR_FAIL_COND_V(env == nullptr, false);
return env->CallBooleanMethod(tts, _is_paused);
} else {
return false;
}
}
Array TTS_Android::get_voices() {
Array list;
if (_get_voices) {
JNIEnv *env = get_jni_env();
ERR_FAIL_COND_V(env == nullptr, 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) {
if (p_interrupt) {
stop();
}
if (p_text.empty()) {
OS::get_singleton()->tts_post_utterance_event(OS::TTS_UTTERANCE_CANCELED, p_utterance_id);
return;
}
ids[p_utterance_id] = str_to_utf16(p_text);
if (_speak) {
JNIEnv *env = get_jni_env();
ERR_FAIL_COND(env == nullptr);
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);
}
}
void TTS_Android::pause() {
if (_pause_speaking) {
JNIEnv *env = get_jni_env();
ERR_FAIL_COND(env == nullptr);
env->CallVoidMethod(tts, _pause_speaking);
}
}
void TTS_Android::resume() {
if (_resume_speaking) {
JNIEnv *env = get_jni_env();
ERR_FAIL_COND(env == nullptr);
env->CallVoidMethod(tts, _resume_speaking);
}
}
void TTS_Android::stop() {
const int *k = NULL;
while ((k = ids.next(k))) {
OS::get_singleton()->tts_post_utterance_event(OS::TTS_UTTERANCE_CANCELED, *k);
}
ids.clear();
if (_stop_speaking) {
JNIEnv *env = get_jni_env();
ERR_FAIL_COND(env == nullptr);
env->CallVoidMethod(tts, _stop_speaking);
}
}