const audioTeam =[];
let audioStartSwitch= false;const getAudioUrl = ‘https://tsn.baidu.com/text2audio’;/**
-
浏览器调用语音合成接口
-
获取token接口:https://openapi.baidu.com/oauth/2.0/token?grant_type=client_credentials&client_id=uFYiXWMCiYvx68V4EVyCGeL8j4GAzXD5&client_secret=897Mm2qCj7bC1eHYVDxaWrO38FscTOHD*/function getBDVoicToken() {return new Promise((rs, rj) =>{
console.log(‘准备访问接口获取语音token’)
uni.request({//强烈建议此接口由后端访问并且维护token有效期,否则前端每次访问都会刷新token//此url为专门插件测试预览用的key和secret key, 请替换为自己申请的key
url: ‘https://openapi.baidu.com/oauth/2.0/token’,
method:’POST’, //建议使用post访问//data: ‘grant_type=client_credentials&client_id=nm6Os9qqOacgxXjKv8PIp45H&client_secret=BXHhGIpNU7Wi3GDYUt0AGY5cWbWklrov’,
data: ‘grant_type=client_credentials&client_id=jtwoB9xzRnv3qltcfqL0pk1t&client_secret=A16UKHBKVeAh68kuGGSPqnemCVyPDmgb’,
header: {“content-type”: “application/x-www-form-urlencoded”},
success: (res)=>{
console.log(‘访问成功’);
rs(res);
fail: (err)=>{
console.log(‘访问失败’);
rj(err);
exportdefault function openVoice(objs) { //传入需转为语音的文本内容
let lineUp = false;
let returnAudio= false;if (typeof(objs) !== ‘string’) {if (objs && objs.lineUp === true) {
lineUp= true;
}if (objs && objs.returnAudio === true) {
returnAudio= true;
}if(returnAudio) {return new Promise((resolve, reject)=>{
openVoiceFc(objs, returnAudio).then(res=>{
resolve(res);
}).catch(err=>{
reject(err)
});
}if (!audioStartSwitch ||lineUp) {
audioStartSwitch= true;
openVoiceFc(objs);
}else{
audioTeam.push(objs);
function openVoiceFc(objs, returnAudio) {
console.log(‘准备获取语音tok’);if(returnAudio) {return new Promise((resolve, reject)=>{
getBDVoicToken().then(res=>{
console.log(‘获取语音tok接口成功’);if (res.data &&res.data.access_token) {
console.log(‘token:’ +res.data.access_token);
resolve(tts(objs, res.data.access_token, returnAudio));
}else{
console.log(‘获取语音tok接口为空’);
reject(‘获取语音tok接口为空’);
}).catch(err =>{
console.log(‘获取语音tok接口失败’);
reject(err||’获取语音tok接口失败’);
}else{
getBDVoicToken().then(res=>{
console.log(‘获取语音tok接口成功’);if (res.data &&res.data.access_token) {
console.log(‘token:’ +res.data.access_token);
tts(objs, res.data.access_token);
}else{
console.log(‘获取语音tok接口为空’);
}).catch(err =>{
console.log(‘获取语音tok接口失败’);
function tts(objs, tok, returnAudio) {if(typeof(objs)==’string’)
objs={voiceSet: {tex: objs}};const data ={
tok,
cuid: tok,
ctp:1,
lan:’zh’,
…objs.voiceSet
}if(returnAudio)returnbtts( data, objs.audioSet, objs.audioCallback, objs.lineUp, returnAudio);
btts( data, objs.audioSet, objs.audioCallback, objs.lineUp, returnAudio);
function setAudioSet(options, audio) {if(options) {
audio.volume= options.volume || 1;
audio.startTime= options.startTime || 0;
audio.loop= options.loop || false;
audio.obeyMuteSwitch= options.obeyMuteSwitch && typeof(options.obeyMuteSwitch) == ‘boolean’ ?options.obeyMuteSwitch :true; //支持微信小程序、百度小程序、头条小程序
function btts(param, options, audioCallback, lineUp, returnAudio) {
let audio=uni.createInnerAudioContext();
setAudioSet(options, audio);//序列化参数列表
let fd =[];for (let k inparam) {
fd.push(k+ ‘=’ +encodeURIComponent(encodeURIComponent(param[k])));
audio.src= ${getAudioUrl}?${fd.join('&')}
;if(returnAudio) {
audio.onEnded(()=>{
console.log(‘音频播放结束’);
console.log(‘销毁音频实例’);
audio.destroy();//销毁音频实例
audio = null;
audio.onError((e)=>{if (audioCallback && audioCallback.onError && typeof(audioCallback.onError) == ‘function’) audioCallback.onError(e);
console.log(‘音频播放错误:’ +JSON.stringify(e));
console.log(‘销毁音频实例’);
audio.destroy();//销毁音频实例
audio = null;
})returnaudio;
audio.onPlay(()=>{
console.log(‘音频播放开始’);if (audioCallback && audioCallback.onPlay && typeof(audioCallback.onPlay) == ‘function’) audioCallback.onPlay();
audio.onPause(()=>{if (audioCallback && audioCallback.onPause && typeof(audioCallback.onPause) == ‘function’) audioCallback.onPause();
audio.onWaiting(()=>{if (audioCallback && audioCallback.onWaiting && typeof(audioCallback.onWaiting) == ‘function’) audioCallback.onWaiting();
audio.onStop(()=>{if (audioCallback && audioCallback.onStop && typeof(audioCallback.onStop) == ‘function’) audioCallback.onStop();
audio.onTimeUpdate(()=>{if (audioCallback && audioCallback.onTimeUpdate && typeof(audioCallback.onTimeUpdate) == ‘function’) audioCallback.onTimeUpdate();
audio.onSeeking(()=>{if (audioCallback && audioCallback.onSeeking && typeof(audioCallback.onSeeking) == ‘function’) audioCallback.onSeeking();
audio.onSeeked(()=>{if (audioCallback && audioCallback.onSeeked && typeof(audioCallback.onSeeked) == ‘function’) audioCallback.onSeeked();
audio.onEnded(()=>{
console.log(‘音频播放结束’);
console.log(‘销毁音频实例’);
audio.destroy();//销毁音频实例
audio = null;if (audioCallback && audioCallback.onEnded && typeof(audioCallback.onEnded) == ‘function’) audioCallback.onEnded();if (lineUp !== false) {if (audioTeam.length > 0) {
console.log(‘队列中’);
openVoiceFc(audioTeam[0]);
audioTeam.splice(0, 1);
}else{
console.log(‘队列为零’);
audioStartSwitch= false;
audio.onError((e)=>{if (audioCallback && audioCallback.onError && typeof(audioCallback.onError) == ‘function’) audioCallback.onError(e);
console.log(‘音频播放错误:’ +JSON.stringify(e));
console.log(‘销毁音频实例’);
audio.destroy();//销毁音频实例
audio = null;
audio.play();
Original: https://blog.csdn.net/weixin_39586335/article/details/111744262
Author: weixin_39586335
Title: uniapp语音识别_uni-app开发APP语音播报功能
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