232 lines
6.8 KiB
JavaScript
232 lines
6.8 KiB
JavaScript
const audioTeam = [];
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let audioStartSwitch = false;
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const getAudioUrl = 'https://tsn.baidu.com/text2audio';
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// #ifdef H5
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const apiUrl = '/baidu';
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// #endif
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// #ifdef APP
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const apiUrl = "https://aip.baidubce.com/oauth/2.0/token"; // 非真实，需要替换为自己的
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// #endif
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const BaiduApi = {
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apiKey: "aHTUGGITOdNwBYjAIjyqWCPv", // 非真实key，需要替换为自己的
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secKey: "AsXCAZMyG0r6GLRUa0Gof2GGTCDSBxVt" // 非真实secKey，需要替换为自己的
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}
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/**
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* 浏览器调用语音合成接口
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* 请参考 https://ai.baidu.com/docs#/TTS-API/41ac79a6
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* 强烈建议后端访问接口获取token返回给前端
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* client_id = API Key & client_secret = secret Key
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*/
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function getBDVoicToken() {
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return new Promise((rs, rj) => {
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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
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//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
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url: apiUrl,
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method: 'POST', //建议使用post访问
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data: 'grant_type=client_credentials&client_id=aHTUGGITOdNwBYjAIjyqWCPv&client_secret=AsXCAZMyG0r6GLRUa0Gof2GGTCDSBxVt',
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// data: {
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// grant_type: client_credentials,
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// client_id: BaiduApi.apiKey,
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// client_secret: BaiduApi.secKey
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// },
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header: {
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'Content-Type': 'application/x-www-form-urlencoded',
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},
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success: (res) => {
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console.log('访问成功');
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rs(res);
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},
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fail: (err) => {
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console.log('访问失败');
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rj(err);
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}
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})
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})
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}
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export default function openVoice(objs) { // 传入需转为语音的文本内容
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console.log(objs)
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let lineUp = false;
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let returnAudio = false;
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if (typeof(objs) !== 'string') {
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if (objs && objs.lineUp === true) {
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lineUp = true;
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}
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if (objs && objs.returnAudio === true) {
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returnAudio = true;
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}
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}
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if (returnAudio) {
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console.log(returnAudio,objs)
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return new Promise((resolve, reject) => {
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openVoiceFc(objs, returnAudio).then(res => {
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resolve(res);
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}).catch(err => {
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reject(err)
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});
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})
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}
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if (lineUp = true) {
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audioTeam.push(objs);
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}
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console.log(audioTeam);
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if (!audioStartSwitch) {
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audioStartSwitch = true;
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openVoiceFc(objs);
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}
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}
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function openVoiceFc(objs, returnAudio) {
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console.log('准备获取语音tok', objs, returnAudio);
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if (returnAudio) {
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return new Promise((resolve, reject) => {
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getBDVoicToken().then(res => {
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console.log('获取语音tok接口成功', res);
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if (res.data && res.data.access_token) {
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console.log('token: ' + res.data.access_token);
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resolve(tts(objs, res.data.access_token, returnAudio));
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} else {
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console.log('获取语音tok接口为空');
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reject('获取语音tok接口为空');
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}
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}).catch(err => {
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console.log('获取语音tok接口失败');
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reject(err || '获取语音tok接口失败');
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})
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})
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} else {
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getBDVoicToken().then(res => {
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console.log('获取语音tok接口成功', res);
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if (res.data && res.data.access_token) {
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console.log('token: ' + res.data.access_token);
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tts(objs, res.data.access_token);
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} else {
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console.log('获取语音tok接口为空');
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}
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}).catch(err => {
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console.log('获取语音tok接口失败');
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})
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}
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}
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function tts(objs, tok, returnAudio) {
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if (typeof(objs) == 'string')
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objs = {
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voiceSet: {
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tex: objs
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}
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};
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const data = {
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tok,
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cuid: tok,
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ctp: 1,
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lan: 'zh',
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...objs.voiceSet
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}
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if (returnAudio)
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return btts(data, objs.audioSet, objs.audioCallback, objs.lineUp, returnAudio);
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btts(data, objs.audioSet, objs.audioCallback, objs.lineUp, returnAudio);
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}
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function setAudioSet(options, audio) {
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if (options) {
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audio.volume = options.volume || 1;
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audio.startTime = options.startTime || 0;
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audio.loop = options.loop || false;
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// #ifdef MP-WEIXIN || MP-BAIDU || MP-TOUTIAO
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audio.obeyMuteSwitch = options.obeyMuteSwitch && typeof(options.obeyMuteSwitch) == 'boolean' ? options
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.obeyMuteSwitch :
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true; //支持微信小程序、百度小程序、头条小程序
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// #endif
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}
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}
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function btts(param, options, audioCallback, lineUp, returnAudio) {
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let audio = uni.createInnerAudioContext();
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setAudioSet(options, audio);
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console.log(param, options, audioCallback, lineUp, returnAudio)
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// 序列化参数列表
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let fd = [];
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for (let k in param) {
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fd.push(k + '=' + encodeURIComponent(encodeURIComponent(param[k])));
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}
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audio.src = `${getAudioUrl}?${fd.join('&')}`;
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console.log(audio, returnAudio, 11111,`${getAudioUrl}?${fd.join('&')}`)
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if (returnAudio) {
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audio.onEnded(() => {
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console.log('音频播放结束');
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console.log('销毁音频实例');
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audio.destroy(); //销毁音频实例
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audio = null;
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})
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audio.onError((e) => {
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if (audioCallback && audioCallback.onError && typeof(audioCallback.onError) == 'function')
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audioCallback.onError(e);
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console.log('音频播放错误: ' + JSON.stringify(e));
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console.log('销毁音频实例');
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audio.destroy(); //销毁音频实例
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audio = null;
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})
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return audio;
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}
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audio.onPlay(() => {
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console.log('音频播放开始');
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if (audioCallback && audioCallback.onPlay && typeof(audioCallback.onPlay) == 'function') audioCallback
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.onPlay();
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})
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audio.onPause(() => {
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if (audioCallback && audioCallback.onPause && typeof(audioCallback.onPause) == 'function') audioCallback
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.onPause();
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})
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audio.onWaiting(() => {
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if (audioCallback && audioCallback.onWaiting && typeof(audioCallback.onWaiting) == 'function')
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audioCallback.onWaiting();
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})
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audio.onStop(() => {
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if (audioCallback && audioCallback.onStop && typeof(audioCallback.onStop) == 'function') audioCallback
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.onStop();
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})
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audio.onTimeUpdate(() => {
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if (audioCallback && audioCallback.onTimeUpdate && typeof(audioCallback.onTimeUpdate) == 'function')
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audioCallback.onTimeUpdate();
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})
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audio.onSeeking(() => {
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if (audioCallback && audioCallback.onSeeking && typeof(audioCallback.onSeeking) == 'function')
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audioCallback.onSeeking();
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})
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audio.onSeeked(() => {
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if (audioCallback && audioCallback.onSeeked && typeof(audioCallback.onSeeked) == 'function')
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audioCallback.onSeeked();
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})
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audio.onEnded(() => {
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console.log('音频播放结束');
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console.log('销毁音频实例');
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audio.destroy(); //销毁音频实例
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audio = null;
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if (audioCallback && audioCallback.onEnded && typeof(audioCallback.onEnded) == 'function') audioCallback
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.onEnded();
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if (lineUp !== false) { // 删除已经播放对象
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audioTeam.splice(0, 1);
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if (audioTeam.length > 0) {
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console.log('队列中');
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openVoiceFc(audioTeam[0]);
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} else {
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console.log('队列为零');
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audioStartSwitch = false;
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}
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}
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})
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audio.onError((e) => {
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if (audioCallback && audioCallback.onError && typeof(audioCallback.onError) == 'function') audioCallback
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.onError(e);
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console.log('音频播放错误: ' + JSON.stringify(e));
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console.log('销毁音频实例');
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audio.destroy(); //销毁音频实例
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audio = null;
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})
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audio.play();
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} |