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Implement text-to-speech support on Android, iOS, HTML5, Linux, macOS and Windows.

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Implement TextServer word break method.
This commit is contained in:
bruvzg 2021-11-04 14:33:37 +02:00
parent 3e1b824c05
commit 6ab672d1ef
54 changed files with 3962 additions and 2 deletions
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86
platform/javascript/display_server_javascript.cpp
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@ -274,6 +274,90 @@ const char *DisplayServerJavaScript::godot2dom_cursor(DisplayServer::CursorShape
}
}
bool DisplayServerJavaScript::tts_is_speaking() const {
return godot_js_tts_is_speaking();
}
bool DisplayServerJavaScript::tts_is_paused() const {
return godot_js_tts_is_paused();
}
void DisplayServerJavaScript::update_voices_callback(int p_size, const char **p_voice) {
get_singleton()->voices.clear();
for (int i = 0; i < p_size; i++) {
Vector<String> tokens = String::utf8(p_voice[i]).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];
get_singleton()->voices.push_back(voice_d);
}
}
}
Array DisplayServerJavaScript::tts_get_voices() const {
godot_js_tts_get_voices(update_voices_callback);
return voices;
}
void DisplayServerJavaScript::tts_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) {
tts_stop();
}
if (p_text.is_empty()) {
tts_post_utterance_event(DisplayServer::TTS_UTTERANCE_CANCELED, p_utterance_id);
return;
}
CharString string = p_text.utf8();
utterance_ids[p_utterance_id] = string;
godot_js_tts_speak(string.get_data(), p_voice.utf8().get_data(), CLAMP(p_volume, 0, 100), CLAMP(p_pitch, 0.f, 2.f), CLAMP(p_rate, 0.1f, 10.f), p_utterance_id, DisplayServerJavaScript::_js_utterance_callback);
}
void DisplayServerJavaScript::tts_pause() {
godot_js_tts_pause();
}
void DisplayServerJavaScript::tts_resume() {
godot_js_tts_resume();
}
void DisplayServerJavaScript::tts_stop() {
for (Map<int, CharString>::Element *E = utterance_ids.front(); E; E = E->next()) {
tts_post_utterance_event(DisplayServer::TTS_UTTERANCE_CANCELED, E->key());
}
utterance_ids.clear();
godot_js_tts_stop();
}
void DisplayServerJavaScript::_js_utterance_callback(int p_event, int p_id, int p_pos) {
DisplayServerJavaScript *ds = (DisplayServerJavaScript *)DisplayServer::get_singleton();
if (ds->utterance_ids.has(p_id)) {
int pos = 0;
if ((TTSUtteranceEvent)p_event == DisplayServer::TTS_UTTERANCE_BOUNDARY) {
// Convert position from UTF-8 to UTF-32.
const CharString &string = ds->utterance_ids[p_id];
for (int i = 0; i < MIN(p_pos, string.length()); i++) {
uint8_t c = string[i];
if ((c & 0xe0) == 0xc0) {
i += 1;
} else if ((c & 0xf0) == 0xe0) {
i += 2;
} else if ((c & 0xf8) == 0xf0) {
i += 3;
}
pos++;
}
} else if ((TTSUtteranceEvent)p_event != DisplayServer::TTS_UTTERANCE_STARTED) {
ds->utterance_ids.erase(p_id);
}
ds->tts_post_utterance_event((TTSUtteranceEvent)p_event, p_id, pos);
}
}
void DisplayServerJavaScript::cursor_set_shape(CursorShape p_shape) {
ERR_FAIL_INDEX(p_shape, CURSOR_MAX);
if (cursor_shape == p_shape) {
@ -755,6 +839,8 @@ bool DisplayServerJavaScript::has_feature(Feature p_feature) const {
//case FEATURE_ORIENTATION:
case FEATURE_VIRTUAL_KEYBOARD:
return godot_js_display_vk_available() != 0;
case FEATURE_TEXT_TO_SPEECH:
return godot_js_display_tts_available() != 0;
default:
return false;
}