Spaces:
Running
Running
File size: 8,503 Bytes
b82d373 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 |
import { isMobile } from '../../RossAscends-mods.js';
import { getPreviewString } from './index.js';
import { talkingAnimation } from './index.js';
import { saveTtsProviderSettings } from './index.js';
export { SystemTtsProvider };
/**
* Chunkify
* Google Chrome Speech Synthesis Chunking Pattern
* Fixes inconsistencies with speaking long texts in speechUtterance objects
* Licensed under the MIT License
*
* Peter Woolley and Brett Zamir
* Modified by Haaris for bug fixes
*/
var speechUtteranceChunker = function (utt, settings, callback) {
settings = settings || {};
var newUtt;
var txt = (settings && settings.offset !== undefined ? utt.text.substring(settings.offset) : utt.text);
if (utt.voice && utt.voice.voiceURI === 'native') { // Not part of the spec
newUtt = utt;
newUtt.text = txt;
newUtt.addEventListener('end', function () {
if (speechUtteranceChunker.cancel) {
speechUtteranceChunker.cancel = false;
}
if (callback !== undefined) {
callback();
}
});
}
else {
var chunkLength = (settings && settings.chunkLength) || 160;
var pattRegex = new RegExp('^[\\s\\S]{' + Math.floor(chunkLength / 2) + ',' + chunkLength + '}[.!?,]{1}|^[\\s\\S]{1,' + chunkLength + '}$|^[\\s\\S]{1,' + chunkLength + '} ');
var chunkArr = txt.match(pattRegex);
if (chunkArr == null || chunkArr[0] === undefined || chunkArr[0].length <= 2) {
//call once all text has been spoken...
if (callback !== undefined) {
callback();
}
return;
}
var chunk = chunkArr[0];
newUtt = new SpeechSynthesisUtterance(chunk);
var x;
for (x in utt) {
if (Object.hasOwn(utt, x) && x !== 'text') {
newUtt[x] = utt[x];
}
}
newUtt.lang = utt.lang;
newUtt.voice = utt.voice;
newUtt.addEventListener('end', function () {
if (speechUtteranceChunker.cancel) {
speechUtteranceChunker.cancel = false;
return;
}
settings.offset = settings.offset || 0;
settings.offset += chunk.length;
speechUtteranceChunker(utt, settings, callback);
});
}
if (settings.modifier) {
settings.modifier(newUtt);
}
console.log(newUtt); //IMPORTANT!! Do not remove: Logging the object out fixes some onend firing issues.
//placing the speak invocation inside a callback fixes ordering and onend issues.
setTimeout(function () {
speechSynthesis.speak(newUtt);
talkingAnimation(true);
}, 0);
};
class SystemTtsProvider {
//########//
// Config //
//########//
settings;
ready = false;
voices = [];
separator = ' ... ';
defaultSettings = {
voiceMap: {},
rate: 1,
pitch: 1,
};
get settingsHtml() {
if (!('speechSynthesis' in window)) {
return 'Your browser or operating system doesn\'t support speech synthesis';
}
return `<p>Uses the voices provided by your operating system</p>
<label for="system_tts_rate">Rate: <span id="system_tts_rate_output"></span></label>
<input id="system_tts_rate" type="range" value="${this.defaultSettings.rate}" min="0.1" max="2" step="0.01" />
<label for="system_tts_pitch">Pitch: <span id="system_tts_pitch_output"></span></label>
<input id="system_tts_pitch" type="range" value="${this.defaultSettings.pitch}" min="0" max="2" step="0.01" />`;
}
onSettingsChange() {
this.settings.rate = Number($('#system_tts_rate').val());
this.settings.pitch = Number($('#system_tts_pitch').val());
$('#system_tts_pitch_output').text(this.settings.pitch);
$('#system_tts_rate_output').text(this.settings.rate);
saveTtsProviderSettings();
}
async loadSettings(settings) {
// Populate Provider UI given input settings
if (Object.keys(settings).length == 0) {
console.info('Using default TTS Provider settings');
}
// iOS should only allows speech synthesis trigged by user interaction
if (isMobile()) {
let hasEnabledVoice = false;
document.addEventListener('click', () => {
if (hasEnabledVoice) {
return;
}
const utterance = new SpeechSynthesisUtterance(' . ');
utterance.volume = 0;
speechSynthesis.speak(utterance);
hasEnabledVoice = true;
});
}
// Only accept keys defined in defaultSettings
this.settings = this.defaultSettings;
for (const key in settings) {
if (key in this.settings) {
this.settings[key] = settings[key];
} else {
throw `Invalid setting passed to TTS Provider: ${key}`;
}
}
$('#system_tts_rate').val(this.settings.rate || this.defaultSettings.rate);
$('#system_tts_pitch').val(this.settings.pitch || this.defaultSettings.pitch);
// Trigger updates
$('#system_tts_rate').on('input', () => { this.onSettingsChange(); });
$('#system_tts_pitch').on('input', () => { this.onSettingsChange(); });
$('#system_tts_pitch_output').text(this.settings.pitch);
$('#system_tts_rate_output').text(this.settings.rate);
console.debug('SystemTTS: Settings loaded');
}
// Perform a simple readiness check by trying to fetch voiceIds
async checkReady() {
await this.fetchTtsVoiceObjects();
}
async onRefreshClick() {
return;
}
//#################//
// TTS Interfaces //
//#################//
fetchTtsVoiceObjects() {
if (!('speechSynthesis' in window)) {
return [];
}
return new Promise((resolve) => {
setTimeout(() => {
const voices = speechSynthesis
.getVoices()
.sort((a, b) => a.lang.localeCompare(b.lang) || a.name.localeCompare(b.name))
.map(x => ({ name: x.name, voice_id: x.voiceURI, preview_url: false, lang: x.lang }));
resolve(voices);
}, 1);
});
}
previewTtsVoice(voiceId) {
if (!('speechSynthesis' in window)) {
throw 'Speech synthesis API is not supported';
}
const voice = speechSynthesis.getVoices().find(x => x.voiceURI === voiceId);
if (!voice) {
throw `TTS Voice id ${voiceId} not found`;
}
speechSynthesis.cancel();
const text = getPreviewString(voice.lang);
const utterance = new SpeechSynthesisUtterance(text);
utterance.voice = voice;
utterance.rate = this.settings.rate || 1;
utterance.pitch = this.settings.pitch || 1;
speechSynthesis.speak(utterance);
}
async getVoice(voiceName) {
if (!('speechSynthesis' in window)) {
return { voice_id: null };
}
const voices = speechSynthesis.getVoices();
const match = voices.find(x => x.name == voiceName);
if (!match) {
throw `TTS Voice name ${voiceName} not found`;
}
return { voice_id: match.voiceURI, name: match.name };
}
async generateTts(text, voiceId) {
if (!('speechSynthesis' in window)) {
throw 'Speech synthesis API is not supported';
}
const silence = await fetch('/sounds/silence.mp3');
return new Promise((resolve, reject) => {
const voices = speechSynthesis.getVoices();
const voice = voices.find(x => x.voiceURI === voiceId);
const utterance = new SpeechSynthesisUtterance(text);
utterance.voice = voice;
utterance.rate = this.settings.rate || 1;
utterance.pitch = this.settings.pitch || 1;
utterance.onend = () => resolve(silence);
utterance.onerror = () => reject();
speechUtteranceChunker(utterance, {
chunkLength: 200,
}, function () {
//some code to execute when done
resolve(silence);
console.log('System TTS done');
talkingAnimation(false);
});
});
}
}
|