xunfei-tts
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借助“讯飞在线语音合成API”实现浏览器端“文本转语音
695 lines (694 loc) • 24 kB
JavaScript
var v = Object.defineProperty;
var L = (t, s, e) => s in t ? v(t, s, { enumerable: !0, configurable: !0, writable: !0, value: e }) : t[s] = e;
var r = (t, s, e) => L(t, typeof s != "symbol" ? s + "" : s, e);
import H from "crypto-js";
function _(t, s) {
if (s === "UTF8") {
const e = new TextEncoder().encode(t), n = [];
for (let a = 0; a < e.length; a++)
n.push(String.fromCharCode(e[a]));
const i = n.join("");
return window.btoa(i);
}
return t;
}
class w {
constructor() {
r(this, "listeners", /* @__PURE__ */ new Map());
}
on(s, e) {
const n = this.listeners.get(s);
n ? n.push(e) : this.listeners.set(s, [e]);
}
emit(s, e) {
const n = this.listeners.get(s);
n && n.forEach((i) => {
i(e);
});
}
}
let I = null;
function E() {
return I || (I = new w()), I;
}
function S() {
const t = Date.now().toString(36), s = Math.floor(Math.random() * 2 ** 32).toString(36);
return t + s;
}
function X() {
const t = navigator.userAgent.toLowerCase();
return /iphone|ipad|ipod/.test(t);
}
class y {
/**
* 处理器被激活（首次激活触发）
*/
onActive() {
}
/**
* 处理器首次执行任务之前
*/
onBeforeFirstExecute() {
}
/**
* 处理器执行任务完成
*/
onCompleted() {
}
/**
* 处理器执被销毁
*/
onFinish() {
}
}
class b extends y {
constructor() {
super(...arguments);
r(this, "nextHandler", null);
r(this, "prevHandler", null);
r(this, "executeController", null);
r(this, "isFirstExecute", !0);
r(this, "isHandleDataAcceptedComplete", !1);
}
setExecuteController(e) {
this.executeController = e;
}
linkHandler(e) {
this.nextHandler && (this.nextHandler.prevHandler = null), this.nextHandler = e, e.prevHandler = this;
}
get isLastHandler() {
return !this.nextHandler;
}
get isFirstHandler() {
return !this.prevHandler;
}
forwardToHandler(e) {
this.nextHandler && this.nextHandler.handle(e);
}
setHandlerStatus(e) {
this.handlerStatus = e;
}
equalHandlerStatus(e) {
return this.handlerStatus === e;
}
}
var u = /* @__PURE__ */ ((t) => (t.OFFLINE = "offline", t.ACTIVE = "active", t.PENDING = "pending", t.EXECUTING = "executing", t.COMPLETED = "completed", t.FINISH = "finish", t))(u || {}), c = /* @__PURE__ */ ((t) => (t.OFFLINE = "offline", t.ACTIVE = "active", t.PENDING = "pending", t.EXECUTING = "executing", t.COMPLETED = "completed", t.FINISH = "finish", t))(c || {}), g = /* @__PURE__ */ ((t) => (t.PENDING = "pending", t.EXECUTING = "executing", t.COMPLETED = "completed", t))(g || {}), T = /* @__PURE__ */ ((t) => (t.PENDING = "pending", t.EXECUTING = "executing", t.COMPLETED = "completed", t))(T || {});
const U = E();
class D extends b {
constructor() {
super();
/**
* 获取待处理任务数量
*/
r(this, "taskQueue", []);
/**
* 当前处理器状态
*/
r(this, "handlerStatus", c.OFFLINE);
}
/**
* 待处理任务队列
*/
get taskQueueLength() {
return this.taskQueue.length;
}
/**
* 检查任务执行条件
* 子类可重写此方法，实现自定义的任务执行前置条件检查
*
* @returns {boolean} - 当满足执行条件时返回 true，否则返回 false
*/
executePreCheck() {
return !0;
}
/**
* 触发处理器激活行为（空闲状态 => 激活状态）
*/
triggerHandlerActive() {
this.setHandlerStatus(c.ACTIVE), this.onActive(), this.triggerHandlerPending();
}
/**
* 触发处理器待机行为（激活状态 => 待执行状态）
*/
triggerHandlerPending() {
this.setHandlerStatus(c.PENDING);
}
/**
* 触发处理器执行行为（激活状态 => 执行状态）
*/
async triggerHandlerExecute() {
this.setHandlerStatus(c.EXECUTING), Promise.resolve().then(() => {
this.taskQueue.filter(({ status: e }) => e === g.PENDING).forEach((e) => {
e.status = g.EXECUTING;
const n = this.isFirstExecute;
n && (this.isFirstExecute = !1, this.onBeforeFirstExecute());
let i = !1;
this.isHandleDataAcceptedComplete && this.taskQueue.every(({ status: o }) => o !== g.PENDING) && (i = !0);
const a = {
taskItem: e,
isFirstExecute: n,
isLastExecute: i
};
this.execute(a);
});
});
}
handle(e) {
if (this.taskQueue.push({
uuid: S(),
original: e,
status: g.PENDING
}), !this.executePreCheck()) {
this.setHandlerStatus(c.PENDING);
return;
}
this.triggerHandlerExecute();
}
/**
* 处理队列
*/
taskCompletedCallback(e) {
const n = this.taskQueue.findIndex((i) => i.uuid === e);
n !== -1 && (this.taskQueue[n].status = g.COMPLETED, this.taskQueue.splice(n, 1)), this.isHandleDataAcceptedComplete && this.taskQueue.length === 0 && (this.triggerHandlerCompleted(), this.isLastHandler && this.triggerAppFinish());
}
/**
* 触发处理器成功行为（执行状态 => 成功状态）
*/
triggerHandlerCompleted() {
this.setHandlerStatus(c.COMPLETED), this.nextHandler && (this.nextHandler.handle(null), this.nextHandler.isHandleDataAcceptedComplete = !0), this.onCompleted();
}
/**
* 触发处理器销毁行为（待机状态 => 销毁状态）
*/
triggerHandlerFinish() {
this.taskQueue = [], this.isFirstExecute = !0, this.isHandleDataAcceptedComplete = !1, this.setHandlerStatus(c.FINISH), this.onFinish();
}
/**
* 触发应用被销毁行为
*/
triggerAppFinish() {
U.emit("_appFinish");
}
}
const O = E();
class m extends b {
constructor() {
super();
/**
* 待处理任务队列
*/
r(this, "taskQueue", []);
/**
* 当前处理器状态
*/
r(this, "handlerStatus", u.OFFLINE);
}
/**
* 获取待处理任务数量
*/
get taskQueueLength() {
return this.taskQueue.length;
}
/**
* 检查任务执行条件
* 子类可重写此方法，实现自定义的任务执行前置条件检查
*
* @returns {boolean} - 当满足执行条件时返回 true，否则返回 false
*/
executePreCheck() {
return !0;
}
/**
* 触发处理器激活行为（空闲状态 => 激活状态）
*/
triggerHandlerActive() {
this.setHandlerStatus(u.ACTIVE), this.onActive(), this.triggerHandlerPending();
}
/**
* 触发处理器待机行为（激活状态 => 待执行状态 执行状态 => 待执行状态）
*/
triggerHandlerPending() {
this.setHandlerStatus(u.PENDING);
}
/**
* 触发处理器执行行为（激活状态 => 执行状态）
*/
triggerHandlerExecute() {
this.setHandlerStatus(u.EXECUTING);
const e = this.taskQueue.shift();
Promise.resolve().then(() => {
const { isFirstExecute: n } = this;
n && (this.isFirstExecute = !1, this.onBeforeFirstExecute());
let i = !1;
this.isHandleDataAcceptedComplete && !this.taskQueueLength && (i = !0);
const a = {
taskItem: e,
isFirstExecute: n,
isLastExecute: i
};
this.execute(a);
});
}
/**
* 触发处理器成功行为（执行状态 => 成功状态）
*/
triggerHandlerCompleted() {
this.setHandlerStatus(u.COMPLETED), this.nextHandler && (this.nextHandler.handle(null), this.nextHandler.isHandleDataAcceptedComplete = !0), this.onCompleted();
}
/**
* 触发处理器销毁行为（待机状态 => 销毁状态）
*/
triggerHandlerFinish() {
this.taskQueue = [], this.isFirstExecute = !0, this.isHandleDataAcceptedComplete = !1, this.setHandlerStatus(u.FINISH), this.onFinish();
}
/**
* 触发应用被销毁行为
*/
triggerAppFinish() {
O.emit("_appFinish");
}
/**
* 任务完成后的回调函数。
*/
taskCompletedCallback() {
this.taskQueueLength ? this.triggerHandlerExecute() : this.isHandleDataAcceptedComplete ? (this.triggerHandlerCompleted(), this.isLastHandler && this.triggerAppFinish()) : this.triggerHandlerPending();
}
handle(e) {
if (this.taskQueue.push({
uuid: S(),
original: e,
status: T.PENDING
}), !this.executePreCheck()) {
this.triggerHandlerPending();
return;
}
this.equalHandlerStatus(u.PENDING) && this.triggerHandlerExecute();
}
}
const N = E();
class W extends m {
constructor() {
super(...arguments);
r(this, "audioContext", new AudioContext());
r(this, "bufferSource", null);
r(this, "gainNode", null);
r(this, "volume", 1);
}
execute(e) {
if (e.isLastExecute) {
this.taskCompletedCallback();
return;
}
const n = this.audioContext.createBuffer(1, e.taskItem.original.length, 22050);
n.copyToChannel && n.copyToChannel(new Float32Array(e.taskItem.original), 0, 0), this.bufferSource = this.audioContext.createBufferSource(), this.bufferSource.buffer = n, this.gainNode = this.audioContext.createGain(), this.bufferSource.connect(this.gainNode), this.gainNode.connect(this.audioContext.destination), this.gainNode.gain.setValueAtTime(this.volume, this.audioContext.currentTime), this.bufferSource.start(), this.bufferSource.addEventListener("ended", () => {
this.taskCompletedCallback();
});
}
onFinish() {
this.bufferSource && (this.bufferSource.stop(), this.bufferSource = null), this.gainNode && (this.gainNode.disconnect(), this.gainNode = null), this.audioContext && (this.audioContext.suspend(), this.audioContext = new AudioContext()), N.emit("_audioActuatorFinish");
}
onBeforeFirstExecute() {
N.emit("_audioActuatorBeforeFirstExecute");
}
setVolume(e) {
this.gainNode && this.gainNode.gain.setValueAtTime(e, this.audioContext.currentTime), this.volume = e;
}
}
const k = "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", Q = (t) => Uint8Array.from(atob(t), (s) => s.charCodeAt(0)), x = typeof self < "u" && self.Blob && new Blob([Q(k)], { type: "text/javascript;charset=utf-8" });
function Z(t) {
let s;
try {
if (s = x && (self.URL || self.webkitURL).createObjectURL(x), !s) throw "";
const e = new Worker(s, {
name: t == null ? void 0 : t.name
});
return e.addEventListener("error", () => {
(self.URL || self.webkitURL).revokeObjectURL(s);
}), e;
} catch {
return new Worker(
"data:text/javascript;base64," + k,
{
name: t == null ? void 0 : t.name
}
);
} finally {
s && (self.URL || self.webkitURL).revokeObjectURL(s);
}
}
const K = E();
class V extends D {
constructor() {
super(...arguments);
r(this, "transcodeWorkerInstance", null);
}
onActive() {
var e;
this.transcodeWorkerInstance = new Z(), (e = this.transcodeWorkerInstance) == null || e.addEventListener("message", (n) => {
const { type: i, data: a } = n.data;
if (i === "success") {
const { audioData: o } = a;
this.forwardToHandler(o);
}
this.taskCompletedCallback(a.uuid);
});
}
execute(e) {
var n;
if (e.isLastExecute) {
this.taskCompletedCallback(e.taskItem.uuid);
return;
}
(n = this.transcodeWorkerInstance) == null || n.postMessage({
type: "send",
data: e.taskItem
});
}
onFinish() {
K.emit("_responseTranscodeFinish"), this.transcodeWorkerInstance && this.transcodeWorkerInstance.terminate();
}
}
var d = /* @__PURE__ */ ((t) => (t.SPACE_CHAR = "spaceChar", t.CHINESE_CHAR = "chineseChar", t.CHINESE_PUNCTUATION = "chinesePunctuation", t.ENGLISH_WORD = "englishWord", t.ENGLISH_PUNCTUATION = "englishPunctuation", t.UNKNOWN_CHAR = "unknownChar", t))(d || {});
class z {
constructor() {
// 中文字符
r(this, "CHINESE_CHAR_REGEX", /[\u4E00-\u9FA5]/);
// 中文标点符号
r(this, "CHINESE_PUNCTUATION_REGEX", /[。？！，；：“”‘’（）—…、·]/);
// // 中文段落结束符号（句末标点）
r(this, "CHINESE_PARAGRAPH_END_REGEX", /[。？！；]/);
// 英文单词起始字符
r(this, "ENGLISH_WORD_START_REGEX", /[a-z]/i);
// 英文单词延续字符（含缩写和连字符）
r(this, "ENGLISH_WORD_CONTINUE_REGEX", /[a-z'’-]/i);
// 英文标点符号
r(this, "ENGLISH_PUNCTUATION_REGEX", /[.,!?;:'"()-]/);
// 英文段落结束符号（句末标点）
r(this, "ENGLISH_PARAGRAPH_END_REGEX", /[.!?;]/);
// 空白字符（统一转为单个空格）
r(this, "SPACE_CHAR_REGEX", /\s/);
// 最小段落长度
r(this, "MIN_PARAGRAPH_LENGTH", 10);
// 待处理的剩余文本标记
r(this, "pendingTokens", []);
}
/**
* 将输入文本转换为标记流。
* @param text 原始文本内容。
* @returns 标记化后的文本标记数组。
*/
tokenizeText(s) {
const e = [];
let n = 0;
for (; n < s.length; ) {
const i = s[n];
if (this.CHINESE_CHAR_REGEX.test(i))
e.push({
type: d.CHINESE_CHAR,
value: i
});
else if (this.ENGLISH_WORD_START_REGEX.test(i)) {
const a = n;
let o = n + 1;
for (; o < s.length && this.ENGLISH_WORD_CONTINUE_REGEX.test(s[o]); )
o++;
const h = s.substring(a, o);
e.push({
type: d.ENGLISH_WORD,
value: h
}), n += h.length - 1;
} else this.CHINESE_PUNCTUATION_REGEX.test(i) ? e.push({
type: d.CHINESE_PUNCTUATION,
value: i
}) : this.ENGLISH_PUNCTUATION_REGEX.test(i) ? e.push({
type: d.ENGLISH_PUNCTUATION,
value: i
}) : this.SPACE_CHAR_REGEX.test(i) ? e.push({
type: d.SPACE_CHAR,
value: i
}) : e.push({
type: d.UNKNOWN_CHAR,
value: i
});
n++;
}
return e;
}
/**
* 文本净化预处理 - 去除无效字符和格式。
* @param text 原始文本。
* @returns 净化后的文本。
*/
sanitizeText(s) {
return s.replace(/\s+/g, " ").replace(/(\d+)\s+/g, "$1").replace(/\*+/g, "").replace(/[\u{1F000}-\u{1FAFF}]/gu, "");
}
/**
* 段落输出之前的整理逻辑。
* @param paragraphs 段落数组。
* @returns 整理后的段落数组。
*/
sanitizeParagraphs(s) {
return s.map((e) => e.trim()).filter((e) => e.length > 0);
}
/**
* 判断标记是否为段落结束符号。
* @param token 文本标记。
* @returns 是否为段落结束符号。
*/
isParagraphEndToken(s) {
return this.CHINESE_PARAGRAPH_END_REGEX.test(s.value) || this.ENGLISH_PARAGRAPH_END_REGEX.test(s.value);
}
/**
* 将标记数组转换回文本。
* @param tokens 文本标记数组。
* @returns 组合后的文本。
*/
tokensToString(s) {
return s.map((e) => e.value).join("");
}
/**
* 将标记流分割成多个段落。
* @param tokens 文本标记数组。
* @returns 分段后的标记数组集合。
*/
splitToParagraphs(s) {
const e = [];
let n = [];
for (const i of s)
n.push(i), n.length >= this.MIN_PARAGRAPH_LENGTH && this.isParagraphEndToken(i) && (e.push(n), n = []);
return n.length > 0 && e.push(n), e;
}
/**
* 合并因小数点导致的错误分段。
* @param paragraphs 分段后的标记数组集合。
* @returns 合并后的标记数组集合。
*/
mergeDecimalParagraphs(s) {
return s.reduce((e, n) => {
if (e.length === 0)
e.push(n);
else {
const i = e[e.length - 1], a = this.tokensToString(i), o = this.tokensToString(n);
/\d+\.$/.test(a) && /^\d+/.test(o) ? e[e.length - 1] = [...i, ...n] : e.push(n);
}
return e;
}, []);
}
/**
* 处理输入文本，返回分段后的文本数组。
* @param text 输入文本内容。
* @param includeRemaining 是否包含未完成的段落。
* @returns 分段后的文本数组。
*/
processText(s, e = !1) {
const n = this.tokenizeText(this.sanitizeText(s)), i = [...this.pendingTokens, ...n], a = this.mergeDecimalParagraphs(this.splitToParagraphs(i));
if (a.length > 0) {
const o = a[a.length - 1], h = o[o.length - 1];
e ? this.pendingTokens = [] : this.isParagraphEndToken(h) ? /\d+\.$/.test(this.tokensToString(o)) ? this.pendingTokens = a.pop() : this.pendingTokens = [] : this.pendingTokens = a.pop();
}
return this.sanitizeParagraphs(a.map((o) => this.tokensToString(o)));
}
}
const B = E();
class M extends m {
constructor() {
super(...arguments);
r(this, "textStreamSlicer", new z());
}
execute(e) {
e.isLastExecute ? this.textStreamSlicer.processText("", !0).forEach((n) => {
this.forwardToHandler(n);
}) : this.textStreamSlicer.processText(e.taskItem.original).forEach((n) => {
this.forwardToHandler(n);
}), this.taskCompletedCallback();
}
onFinish() {
B.emit("_textSplitFinish");
}
}
const Y = E(), $ = {
aue: "raw",
sfl: 1,
auf: "audio/L16;rate=16000",
vcn: "xiaoyan",
speed: 50,
volume: 50,
pitch: 50,
bgs: 0,
tte: "UTF8",
reg: "2",
rdn: "0"
};
class q extends m {
constructor() {
super(...arguments);
r(this, "systemConfig");
r(this, "businessParams");
r(this, "webSockeSet", /* @__PURE__ */ new Set());
}
initProperty(e, n) {
this.systemConfig = e, this.businessParams = { ...$, ...n };
}
execute(e) {
if (e.isLastExecute) {
this.taskCompletedCallback();
return;
}
const n = new WebSocket(this.generateRequestUrl());
this.webSockeSet.add(n), n.addEventListener("open", async () => {
n.send(JSON.stringify(this.generateRequestParams(e.taskItem.original))), n.addEventListener("message", (i) => {
const { code: a, data: o } = JSON.parse(i.data), { audio: h, status: C } = o;
a === 0 && h && this.forwardToHandler(h), C === 2 && (this.webSockeSet.delete(n), n.close(), this.taskCompletedCallback());
});
});
}
generateRequestParams(e) {
return {
common: {
app_id: this.systemConfig.APPID
},
business: {
...this.businessParams
},
data: {
status: 2,
text: _(e, this.businessParams.tte)
}
};
}
generateRequestUrl() {
const e = this.systemConfig.API_KEY, n = this.systemConfig.API_SECRET;
let i = "wss://tts-api.xfyun.cn/v2/tts";
const { host: a } = window.location, o = (/* @__PURE__ */ new Date()).toGMTString(), h = "hmac-sha256", C = "host date request-line", A = `host: ${a}
date: ${o}
GET /v2/tts HTTP/1.1`, G = H.HmacSHA256(A, n), R = H.enc.Base64.stringify(G), P = `api_key="${e}", algorithm="${h}", headers="${C}", signature="${R}"`, F = btoa(P);
return i = `${i}?authorization=${F}&date=${o}&host=${a}`, i;
}
onFinish() {
Y.emit("_ttsRequestFinish"), this.webSockeSet && this.webSockeSet.size && (this.webSockeSet.forEach((e) => e.close()), this.webSockeSet.clear()), this.webSockeSet = /* @__PURE__ */ new Set();
}
}
var l = /* @__PURE__ */ ((t) => (t.OFFLINE = "offline", t.EXECUTE = "execute", t))(l || {});
const p = E();
class J {
constructor(s, e = {}) {
r(this, "textSplitInstance", new M());
r(this, "responseTranscodeInstance", new V());
r(this, "audioActuatorInstance", new W());
r(this, "ttsRequestInstance", new q());
r(this, "systemStatus", l.OFFLINE);
this.ttsRequestInstance.initProperty(s, e), this.textSplitInstance.setExecuteController(this), this.responseTranscodeInstance.setExecuteController(this), this.audioActuatorInstance.setExecuteController(this), this.ttsRequestInstance.setExecuteController(this), this.textSplitInstance.linkHandler(this.ttsRequestInstance), this.ttsRequestInstance.linkHandler(this.responseTranscodeInstance), this.responseTranscodeInstance.linkHandler(this.audioActuatorInstance), this.bindEvent();
}
bindEvent() {
p.on("_audioActuatorBeforeFirstExecute", () => {
this.emit("audioFirstStart");
}), p.on("_appError", (s) => {
this.finish(), this.emit("appError", s);
}), p.on("_appFinish", () => {
this.finish();
});
}
/**
* 进入待机状态，等待传入文本数据
*/
start() {
return this.systemStatus === l.EXECUTE ? this : (this.textSplitInstance.triggerHandlerActive(), this.ttsRequestInstance.triggerHandlerActive(), this.responseTranscodeInstance.triggerHandlerActive(), this.audioActuatorInstance.triggerHandlerActive(), this.systemStatus = l.EXECUTE, this);
}
/**
* 传入文本数据
*
* @param text 待转换的文本
*/
send(s) {
return this.systemStatus !== l.EXECUTE ? this : (this.textSplitInstance.handle(s), this);
}
/**
* 应用停止处理传入的文本，但是并不会停止音频播放
*/
end() {
return this.systemStatus !== l.EXECUTE ? this : (this.textSplitInstance.handle(null), this.textSplitInstance.isHandleDataAcceptedComplete = !0, this);
}
/**
* 停止所有处理器，并且重置状态，触发 appFinish 事件
*/
finish() {
this.systemStatus !== l.OFFLINE && (this.textSplitInstance.triggerHandlerFinish(), this.responseTranscodeInstance.triggerHandlerFinish(), this.audioActuatorInstance.triggerHandlerFinish(), this.ttsRequestInstance.triggerHandlerFinish(), this.systemStatus = l.OFFLINE, this.emit("appFinish"));
}
emit(s, e) {
p.emit(s, e);
}
on(s, e) {
return p.on(s, e), this;
}
/**
* 设置音量
*
* @param volume 音量 0-1
*/
setVolume(s) {
return this.audioActuatorInstance.setVolume(s), this;
}
}
let f;
function j() {
return new Promise((t, s) => {
navigator.mediaDevices.getUserMedia({ audio: !0 }).then((e) => {
t(e);
}).catch((e) => {
e.name === "NotAllowedError" ? s(new Error("用户拒绝了音频权限请求")) : e.name === "NotFoundError" ? s(new Error("设备上没有可用的音频输入设备")) : s(new Error(`音频权限请求失败: ${e.message}`));
});
});
}
const se = {
/**
* 配置系统参数。
* @param {SystemConfig} _systemConfig - 系统配置参数。
* @returns {object} 返回当前对象，支持链式调用。
*/
config(t) {
return f = t, X() && j().catch((s) => {
throw new Error(s.message);
}), this;
},
/**
* 创建文本转语音控制器实例。
* @param {Partial<BusinessParams>} [businessParams] - 业务参数，默认为空对象。
* @returns {TtsController} 返回TtsController实例。
* @throws {Error} 如果系统配置未设置或API_KEY、API_SECRET、APPID为空，则抛出错误。
*/
create(t = {}) {
const { API_KEY: s, API_SECRET: e, APPID: n } = f;
if (!f)
throw new Error("请先调用config方法进行配置");
if (!e)
throw new Error("API_SECRET不能为空");
if (!n)
throw new Error("APPID不能为空");
if (!s)
throw new Error("API_KEY不能为空");
return new J(f, t);
}
};
export {
se as default
};