From 378695b19a6e707ce857d4c2d9bd76784666be84 Mon Sep 17 00:00:00 2001 From: yangjun <1173114630@qq.com> Date: Mon, 13 Jan 2025 09:29:09 +0800 Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E6=94=B9bug?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../checkKecheng/dqxqkcMenu.vue | 6 +- src/views/site/studentWdkc/studentMenu.vue | 12 +- src/views/site/studentWdkc/studentRili.vue | 381 ++++++++++++------ .../yysbUtils/app/speechrecognizer.js | 267 ++++++++++++ .../yysbUtils/app/webaudiospeechrecognizer.js | 110 +++++ .../studentWdkc/yysbUtils/app/webrecorder.js | 286 +++++++++++++ .../yysbUtils/examples/asrauthentication.js | 31 ++ .../studentWdkc/yysbUtils/examples/config.js | 7 + .../studentWdkc/yysbUtils/examples/demo1.html | 30 ++ .../studentWdkc/yysbUtils/examples/index.css | 51 +++ .../studentWdkc/yysbUtils/examples/index.html | 30 ++ .../studentWdkc/yysbUtils/examples/index.js | 77 ++++ .../yysbUtils/examples/lib/cryptojs.js | 272 +++++++++++++ .../yysbUtils/examples/lib/jquery.js | 2 + .../studentWdkc/yysbUtils/examples/main.js | 105 +++++ .../yysbUtils/examples/trtc/asr.esm.js | 212 ++++++++++ .../yysbUtils/examples/trtc/asr.js | 30 ++ 17 files changed, 1775 insertions(+), 134 deletions(-) create mode 100644 src/views/site/studentWdkc/yysbUtils/app/speechrecognizer.js create mode 100644 src/views/site/studentWdkc/yysbUtils/app/webaudiospeechrecognizer.js create mode 100644 src/views/site/studentWdkc/yysbUtils/app/webrecorder.js create mode 100644 src/views/site/studentWdkc/yysbUtils/examples/asrauthentication.js create mode 100644 src/views/site/studentWdkc/yysbUtils/examples/config.js create mode 100644 src/views/site/studentWdkc/yysbUtils/examples/demo1.html create mode 100644 src/views/site/studentWdkc/yysbUtils/examples/index.css create mode 100644 src/views/site/studentWdkc/yysbUtils/examples/index.html create mode 100644 src/views/site/studentWdkc/yysbUtils/examples/index.js create mode 100644 src/views/site/studentWdkc/yysbUtils/examples/lib/cryptojs.js create mode 100644 src/views/site/studentWdkc/yysbUtils/examples/lib/jquery.js create mode 100644 src/views/site/studentWdkc/yysbUtils/examples/main.js create mode 100644 src/views/site/studentWdkc/yysbUtils/examples/trtc/asr.esm.js create mode 100644 src/views/site/studentWdkc/yysbUtils/examples/trtc/asr.js diff --git a/src/views/site/renKeJiaoCheng/checkKecheng/dqxqkcMenu.vue b/src/views/site/renKeJiaoCheng/checkKecheng/dqxqkcMenu.vue index 6bfa2bb..002050c 100644 --- a/src/views/site/renKeJiaoCheng/checkKecheng/dqxqkcMenu.vue +++ b/src/views/site/renKeJiaoCheng/checkKecheng/dqxqkcMenu.vue @@ -55,12 +55,12 @@ 讨论区 - + 教学大纲 + - - - - - \ No newline at end of file + + + \ No newline at end of file diff --git a/src/views/site/studentWdkc/yysbUtils/app/speechrecognizer.js b/src/views/site/studentWdkc/yysbUtils/app/speechrecognizer.js new file mode 100644 index 0000000..2d252ff --- /dev/null +++ b/src/views/site/studentWdkc/yysbUtils/app/speechrecognizer.js @@ -0,0 +1,267 @@ +import '../examples/lib/cryptojs.js'; + +// 识别需要过滤的参数 +const needFiltrationParams = ['appid', 'secretkey', 'signCallback', 'echoCancellation']; + +function formatSignString(query, params){ + let strParam = ""; + let signStr = "asr.cloud.tencent.com/asr/v2/"; + if(query['appid']){ + signStr += query['appid']; + } + const keys = Object.keys(params); + keys.sort(); + for (let i = 0, len = keys.length; i < len; i++) { + strParam += `&${keys[i]}=${params[keys[i]]}`; + } + return `${signStr}?${strParam.slice(1)}`; +} +async function createQuery(query){ + let params = {}; + const time = new Date().getTime(); + + async function getServerTime(){ + return new Promise((resolve, reject)=>{ + try { + const xhr = new XMLHttpRequest(); + xhr.open("GET", 'https://asr.cloud.tencent.com/server_time', true); + xhr.send(); + xhr.onreadystatechange = function () { + if (xhr.readyState === 4 && xhr.status === 200) { + resolve(xhr.responseText); + } + } + } catch (error) { + reject(error); + } + }) + } + const serverTime = await getServerTime(); + params['secretid'] = query.secretid || ''; + params['engine_model_type'] = query.engine_model_type || '16k_zh'; + params['timestamp'] = parseInt(serverTime) || Math.round(time / 1000); + params['expired'] = Math.round(time / 1000) + 24 * 60 * 60; + params['nonce'] = Math.round(time / 100000); + params['voice_id'] = guid(); + params['voice_format'] = query.voice_format || 1; + + const tempQuery = { ...query }; + for (let i = 0, len = needFiltrationParams.length; i < len; i++) { + if (tempQuery.hasOwnProperty(needFiltrationParams[i])) { + delete tempQuery[needFiltrationParams[i]]; + } + } + + params = { + ...tempQuery, + ...params, + }; + return params; +} + +export const guid = () => { + return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, function (c) { + const r = Math.random() * 16 | 0, + v = c === 'x' ? r : (r & 0x3 | 0x8); + return v.toString(16); + }); +}; +// 获取签名原文 +async function getUrl(self, params) { + if (!params.appid || !params.secretid) { + self.isLog && console.log(self.requestId, '请确认是否填入账号信息', TAG); + self.OnError('请确认是否填入账号信息'); + return false; + } + const urlQuery = await createQuery(params); + const queryStr = formatSignString(params, urlQuery); + let signature = ''; + if (params.signCallback) { + signature = params.signCallback(queryStr); + } else { + signature = signCallback(params.secretkey, queryStr); + } + return `wss://${queryStr}&signature=${encodeURIComponent(signature)}`; +} +/** 获取签名 start */ + +function toUint8Array(wordArray) { + // Shortcuts + const words = wordArray.words; + const sigBytes = wordArray.sigBytes; + + // Convert + const u8 = new Uint8Array(sigBytes); + for (let i = 0; i < sigBytes; i++) { + u8[i] = (words[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff; + } + return u8; +} + +function Uint8ArrayToString(fileData){ + let dataString = ''; + for (let i = 0; i < fileData.length; i++) { + dataString += String.fromCharCode(fileData[i]); + } + return dataString; +} +// 签名函数示例 +function signCallback(secretKey, signStr) { + const hash = window.CryptoJSTest.HmacSHA1(signStr, secretKey); + const bytes = Uint8ArrayToString(toUint8Array(hash)); + return window.btoa(bytes); +} + +/** 获取签名 end */ + +const TAG = 'SpeechRecognizer'; +export class SpeechRecognizer { + constructor(params, requestId, isLog) { + this.socket = null; + this.isSignSuccess = false; // 是否鉴权成功 + this.isSentenceBegin = false; // 是否一句话开始 + this.query = { + ...params + }; + this.isRecognizeComplete = false; // 当前是否识别结束 + this.requestId = requestId; + this.isLog = isLog; + this.sendCount = 0; + this.getMessageList = []; + } + // 暂停识别，关闭连接 + stop() { + if (this.socket && this.socket.readyState === 1) { + this.socket.send(JSON.stringify({type: 'end'})); + this.isRecognizeComplete = true; + } else { + // this.OnError({ code : 6003, message: '连接未建立或连接已关闭' }); + if (this.socket && this.socket.readyState === 1) { + this.socket.close(); + } + } + } + // 建立websocket链接 data 为用户收集的音频数据 + async start(){ + this.socket = null; + this.getMessageList = []; + const url = await getUrl(this, this.query); + if (!url) { + this.isLog && console.log(this.requestId, '鉴权失败', TAG); + this.OnError('鉴权失败'); + return + } + this.isLog && console.log(this.requestId, 'get ws url', url, TAG); + if ('WebSocket' in window) { + this.socket = new WebSocket(url); + } else if ('MozWebSocket' in window) { + this.socket = new MozWebSocket(url); + } else { + this.isLog && console.log(this.requestId, '浏览器不支持WebSocket', TAG); + this.OnError('浏览器不支持WebSocket'); + return + } + this.socket.onopen = (e) => { // 连接建立时触发 + this.isLog && console.log(this.requestId, '连接建立', e, TAG); + }; + this.socket.onmessage = async (e) => { // 连接建立时触发 + try { + this.getMessageList.push(JSON.stringify(e)); + const response = JSON.parse(e.data); + if (response.code !== 0) { + if (this.socket.readyState === 1) { + this.socket.close(); + } + this.isLog && console.log(this.requestId, JSON.stringify(response), TAG); + this.OnError(response); + } else { + if (!this.isSignSuccess) { + this.OnRecognitionStart(response); + this.isSignSuccess = true; + } + if (response.final === 1) { + this.OnRecognitionComplete(response); + return; + } + if (response.result) { + if (response.result.slice_type === 0) { + this.OnSentenceBegin(response); + this.isSentenceBegin = true; + } else if (response.result.slice_type === 2) { + if (!this.isSentenceBegin) { + this.OnSentenceBegin(response); + } + this.OnSentenceEnd(response); + } else { + this.OnRecognitionResultChange(response); + } + } + this.isLog && console.log(this.requestId, response, TAG); + } + } catch (e) { + this.isLog && console.log(this.requestId, 'socket.onmessage catch error', JSON.stringify(e), TAG); + } + + }; + this.socket.onerror = (e) => { // 通信发生错误时触发 + this.isLog && console.log(this.requestId, 'socket error callback', e, TAG); + this.socket.close(); + this.OnError(e); + } + this.socket.onclose = (event) => { + try { + if (!this.isRecognizeComplete) { + this.isLog && console.log(this.requestId, 'socket is close and error', JSON.stringify(event), TAG); + this.OnError(event); + } + } catch (e) { + this.isLog && console.log(this.requestId, 'socket is onclose catch' + this.sendCount, JSON.stringify(e), TAG); + } + } + } + close() { + this.socket && this.socket.readyState === 1 && this.socket.close(1000); + } + // 发送数据 + write(data) { + try { + if (!this.socket || String(this.socket.readyState) !== '1') { + setTimeout(() => { + if (this.socket && this.socket.readyState === 1) { + this.socket.send(data); + } + }, 100); + return false; + } + this.sendCount += 1; + this.socket.send(data); + } catch (e) { + this.isLog && console.log(this.requestId , '发送数据 error catch', e, TAG); + } + }; + // 开始识别的时候 + OnRecognitionStart(res) { + + } + // 一句话开始的时候 + OnSentenceBegin(res) { + + } + // 识别结果发生变化的时候 + OnRecognitionResultChange() { + + } + // 一句话结束的时候 + OnSentenceEnd() { + + } + // 识别结束的时候 + OnRecognitionComplete() { + + } + // 识别失败 + OnError() { + + } +} +typeof window !== 'undefined' && (window.SpeechRecognizer = SpeechRecognizer); diff --git a/src/views/site/studentWdkc/yysbUtils/app/webaudiospeechrecognizer.js b/src/views/site/studentWdkc/yysbUtils/app/webaudiospeechrecognizer.js new file mode 100644 index 0000000..353a6a9 --- /dev/null +++ b/src/views/site/studentWdkc/yysbUtils/app/webaudiospeechrecognizer.js @@ -0,0 +1,110 @@ +import WebRecorder from "./webrecorder.js"; +import { SpeechRecognizer, guid } from "./speechrecognizer.js"; + +export default class WebAudioSpeechRecognizer { + constructor(params, isLog) { + this.params = params; + this.recorder = null; + this.speechRecognizer = null; + this.isCanSendData = false; + this.isNormalEndStop = false; + this.audioData = []; + this.isLog = isLog; + this.requestId = null; + } + start() { + try { + this.isLog && console.log('start function is click'); + this.requestId = guid(); + this.recorder = new WebRecorder(this.requestId, this.params, this.isLog); + this.recorder.OnReceivedData = (data) => { + if (this.isCanSendData) { + this.speechRecognizer && this.speechRecognizer.write(data); + } + }; + // 录音失败时 + this.recorder.OnError = (err) => { + this.speechRecognizer && this.speechRecognizer.close(); + this.stop(); + this.OnError(err); + } + this.recorder.OnStop = (res) => { + if (this.speechRecognizer) { + this.speechRecognizer.stop(); + // this.speechRecognizer = null; + } + this.OnRecorderStop(res); + } + this.recorder.start(); + if (!this.speechRecognizer) { + this.speechRecognizer = new SpeechRecognizer(this.params, this.requestId, this.isLog); + } + // 开始识别 + this.speechRecognizer.OnRecognitionStart = (res) => { + if (this.recorder) { // 录音正常 + this.OnRecognitionStart(res); + this.isCanSendData = true; + } else { + this.speechRecognizer && this.speechRecognizer.close(); + } + }; + // 一句话开始 + this.speechRecognizer.OnSentenceBegin = (res) => { + this.OnSentenceBegin(res); + }; + // 识别变化时 + this.speechRecognizer.OnRecognitionResultChange = (res) => { + this.OnRecognitionResultChange(res); + }; + // 一句话结束 + this.speechRecognizer.OnSentenceEnd = (res) => { + this.OnSentenceEnd(res); + }; + // 识别结束 + this.speechRecognizer.OnRecognitionComplete = (res) => { + this.OnRecognitionComplete(res); + this.isCanSendData = false; + this.isNormalEndStop = true; + }; + // 识别错误 + this.speechRecognizer.OnError = (res) => { + if (this.speechRecognizer && !this.isNormalEndStop) { + this.OnError(res); + } + this.speechRecognizer = null; + this.recorder && this.recorder.stop(); + this.isCanSendData = false; + }; + // 建立连接 + this.speechRecognizer.start(); + } catch (e) { + console.log(e); + } + } + stop() { + this.isLog && console.log('stop function is click'); + if (this.recorder) { + this.recorder.stop(); + } + } + destroyStream() { + this.isLog && console.log('destroyStream function is click', this.recorder); + if (this.recorder) { + this.recorder.destroyStream(); + } + } + // 开始识别的时候 + OnRecognitionStart(res) {} + // 一句话开始的时候 + OnSentenceBegin(res) {} + // 识别结果发生变化的时候 + OnRecognitionResultChange(res) {} + // 一句话结束的时候 + OnSentenceEnd(res) {} + // 识别结束的时候 + OnRecognitionComplete(res) {} + // 识别失败 + OnError() {} + OnRecorderStop() {} +}; +typeof window !== 'undefined' && (window.WebAudioSpeechRecognizer = WebAudioSpeechRecognizer); diff --git a/src/views/site/studentWdkc/yysbUtils/app/webrecorder.js b/src/views/site/studentWdkc/yysbUtils/app/webrecorder.js new file mode 100644 index 0000000..c67dddb --- /dev/null +++ b/src/views/site/studentWdkc/yysbUtils/app/webrecorder.js @@ -0,0 +1,286 @@ +export function to16BitPCM(input) { + const dataLength = input.length * (16 / 8); + const dataBuffer = new ArrayBuffer(dataLength); + const dataView = new DataView(dataBuffer); + let offset = 0; + for (let i = 0; i < input.length; i++, offset += 2) { + const s = Math.max(-1, Math.min(1, input[i])); + dataView.setInt16(offset, s < 0 ? s * 0x8000 : s * 0x7fff, true); + } + return dataView; +} +export function to16kHz(audioData, sampleRate= 44100) { + const data = new Float32Array(audioData); + const fitCount = Math.round(data.length * (16000 / sampleRate)); + const newData = new Float32Array(fitCount); + const springFactor = (data.length - 1) / (fitCount - 1); + newData[0] = data[0]; + for (let i = 1; i < fitCount - 1; i++) { + const tmp = i * springFactor; + const before = Math.floor(tmp).toFixed(); + const after = Math.ceil(tmp).toFixed(); + const atPoint = tmp - before; + newData[i] = data[before] + (data[after] - data[before]) * atPoint; + } + newData[fitCount - 1] = data[data.length - 1]; + return newData; +} + +const audioWorkletCode = ` +class MyProcessor extends AudioWorkletProcessor { + constructor(options) { + super(options); + this.audioData = []; + this.sampleCount = 0; + this.bitCount = 0; + this.preTime = 0; + } + + process(inputs) { + // 去处理音频数据 + // eslint-disable-next-line no-undef + if (inputs[0][0]) { + const output = ${to16kHz}(inputs[0][0], sampleRate); + this.sampleCount += 1; + const audioData = ${to16BitPCM}(output); + this.bitCount += 1; + const data = [...new Int8Array(audioData.buffer)]; + this.audioData = this.audioData.concat(data); + if (new Date().getTime() - this.preTime > 100) { + this.port.postMessage({ + audioData: new Int8Array(this.audioData), + sampleCount: this.sampleCount, + bitCount: this.bitCount + }); + this.preTime = new Date().getTime(); + this.audioData = []; + } + return true; + } + } +} + +registerProcessor('my-processor', MyProcessor); +`; +const TAG = 'WebRecorder'; +navigator.getUserMedia = navigator.getUserMedia || navigator.webkitGetUserMedia + || navigator.mozGetUserMedia || navigator.msGetUserMedia; + + +export default class WebRecorder { + constructor(requestId, params, isLog) { + this.audioData = []; + this.allAudioData = []; + this.stream = null; + this.audioContext = null; + this.requestId = requestId; + this.frameTime = []; + this.frameCount = 0; + this.sampleCount = 0; + this.bitCount = 0; + this.mediaStreamSource = null; + this.isLog = isLog; + this.params = params; + } + static isSupportMediaDevicesMedia() { + return !!(navigator.getUserMedia || (navigator.mediaDevices && navigator.mediaDevices.getUserMedia)); + } + static isSupportUserMediaMedia() { + return !!navigator.getUserMedia; + } + static isSupportAudioContext() { + return typeof AudioContext !== 'undefined' || typeof webkitAudioContext !== 'undefined'; + } + static isSupportMediaStreamSource(requestId, audioContext) { + return typeof audioContext.createMediaStreamSource === 'function'; + } + static isSupportAudioWorklet(audioContext) { + return audioContext.audioWorklet && typeof audioContext.audioWorklet.addModule === 'function' + && typeof AudioWorkletNode !== 'undefined'; + } + static isSupportCreateScriptProcessor(requestId, audioContext) { + return typeof audioContext.createScriptProcessor === 'function'; + } + start() { + this.frameTime = []; + this.frameCount = 0; + this.allAudioData = []; + this.audioData = []; + this.sampleCount = 0; + this.bitCount = 0; + this.getDataCount = 0; + this.audioContext = null; + this.mediaStreamSource = null; + this.stream = null; + this.preTime = 0; + try { + if (WebRecorder.isSupportAudioContext()) { + this.audioContext = new (window.AudioContext || window.webkitAudioContext)(); + } else { + this.isLog && console.log(this.requestId, '浏览器不支持AudioContext', TAG); + this.OnError('浏览器不支持AudioContext'); + } + } catch (e) { + this.isLog && console.log(this.requestId, '浏览器不支持webAudioApi相关接口', e, TAG); + this.OnError('浏览器不支持webAudioApi相关接口'); + } + this.getUserMedia(this.requestId, this.getAudioSuccess, this.getAudioFail); + } + stop() { + if (!(/Safari/.test(navigator.userAgent) && !/Chrome/.test(navigator.userAgent))){ + this.audioContext && this.audioContext.suspend(); + } + this.audioContext && this.audioContext.suspend(); + this.isLog && console.log(this.requestId, `webRecorder stop ${this.sampleCount}/${this.bitCount}/${this.getDataCount}` , JSON.stringify(this.frameTime), TAG); + this.OnStop(this.allAudioData); + } + destroyStream() { + // 关闭通道 + if (this.stream) { + this.stream.getTracks().map((val) => { + val.stop(); + }); + this.stream = null; + } + } + async getUserMedia(requestId, getStreamAudioSuccess, getStreamAudioFail) { + let audioOption = { + echoCancellation: true, + }; + if (this.params && String(this.params.echoCancellation) === 'false') { // 关闭回声消除 + audioOption = { + echoCancellation: false, + }; + } + const mediaOption = { + audio: audioOption, + video: false, + }; + // 获取用户的麦克风 + if (WebRecorder.isSupportMediaDevicesMedia()) { + navigator.mediaDevices + .getUserMedia(mediaOption) + .then(stream => { + this.stream = stream; + getStreamAudioSuccess.call(this, requestId, stream); + }) + .catch(e => { + getStreamAudioFail.call(this, requestId, e); + }); + } else if (WebRecorder.isSupportUserMediaMedia()) { + navigator.getUserMedia(mediaOption, + stream => { + this.stream = stream; + getStreamAudioSuccess.call(this, requestId, stream); + }, + function(err) { + getStreamAudioFail.call(this, requestId, err); + } + ); + } else { + if (navigator.userAgent.toLowerCase().match(/chrome/) && location.origin.indexOf('https://') < 0) { + this.isLog && console.log(this.requestId, 'chrome下获取浏览器录音功能，因为安全性问题，需要在localhost或127.0.0.1或https下才能获取权限', TAG); + this.OnError('chrome下获取浏览器录音功能，因为安全性问题，需要在localhost或127.0.0.1或https下才能获取权限'); + } else { + this.isLog && console.log(this.requestId, '无法获取浏览器录音功能，请升级浏览器或使用chrome', TAG); + this.OnError('无法获取浏览器录音功能，请升级浏览器或使用chrome'); + } + this.audioContext && this.audioContext.close(); + } + } + async getAudioSuccess(requestId, stream) { + if (!this.audioContext) { + return false; + } + if (this.mediaStreamSource) { + this.mediaStreamSource.disconnect(); + this.mediaStreamSource = null; + } + this.audioTrack = stream.getAudioTracks()[0]; + const mediaStream = new MediaStream(); + mediaStream.addTrack(this.audioTrack); + this.mediaStreamSource = this.audioContext.createMediaStreamSource(mediaStream); + if (WebRecorder.isSupportMediaStreamSource(requestId, this.audioContext)) { + if (WebRecorder.isSupportAudioWorklet(this.audioContext)) { // 不支持 AudioWorklet 降级 + this.audioWorkletNodeDealAudioData(this.mediaStreamSource, requestId); + } else { + this.scriptNodeDealAudioData(this.mediaStreamSource, requestId); + } + } else { // 不支持 MediaStreamSource + this.isLog && console.log(this.requestId, '不支持MediaStreamSource', TAG); + this.OnError('不支持MediaStreamSource'); + } + } + getAudioFail(requestId, err) { + if (err && err.err && err.err.name === 'NotAllowedError') { + this.isLog && console.log(requestId,'授权失败', JSON.stringify(err.err), TAG); + } + this.isLog && console.log(this.requestId, 'getAudioFail', JSON.stringify(err), TAG); + this.OnError(err); + this.stop(); + } + scriptNodeDealAudioData(mediaStreamSource, requestId) { + if (WebRecorder.isSupportCreateScriptProcessor(requestId, this.audioContext)) { + // 创建一个音频分析对象，采样的缓冲区大小为0（自动适配），输入和输出都是单声道 + const scriptProcessor = this.audioContext.createScriptProcessor(1024, 1, 1); + // 连接 + this.mediaStreamSource && this.mediaStreamSource.connect(scriptProcessor); + scriptProcessor && scriptProcessor.connect(this.audioContext.destination); + scriptProcessor.onaudioprocess = (e) => { + this.getDataCount += 1; + // 去处理音频数据 + const inputData = e.inputBuffer.getChannelData(0); + const output = to16kHz(inputData, this.audioContext.sampleRate); + const audioData = to16BitPCM(output); + this.audioData.push(...new Int8Array(audioData.buffer)); + this.allAudioData.push(...new Int8Array(audioData.buffer)); + if (new Date().getTime() - this.preTime > 100) { + this.frameTime.push(`${Date.now()}-${this.frameCount}`); + this.frameCount += 1; + this.preTime = new Date().getTime(); + const audioDataArray = new Int8Array(this.audioData); + this.OnReceivedData(audioDataArray); + this.audioData = []; + this.sampleCount += 1; + this.bitCount += 1; + } + }; + } else { // 不支持 + this.isLog && console.log(this.requestId, '不支持createScriptProcessor', TAG); + } + } + async audioWorkletNodeDealAudioData(mediaStreamSource, requestId) { + try { + const audioWorkletBlobURL = window.URL.createObjectURL(new Blob([audioWorkletCode], { type: 'text/javascript' })); + await this.audioContext.audioWorklet.addModule(audioWorkletBlobURL); + const myNode = new AudioWorkletNode(this.audioContext, 'my-processor', { numberOfInputs: 1, numberOfOutputs: 1, channelCount: 1 }); + myNode.onprocessorerror = (event) => { + // 降级 + this.scriptNodeDealAudioData(mediaStreamSource, this.requestId); + return false; + } + myNode.port.onmessage = (event) => { + this.frameTime.push(`${Date.now()}-${this.frameCount}`); + this.OnReceivedData(event.data.audioData); + this.frameCount += 1; + this.allAudioData.push(...event.data.audioData); + this.sampleCount = event.data.sampleCount; + this.bitCount = event.data.bitCount; + }; + myNode.port.onmessageerror = (event) => { + // 降级 + this.scriptNodeDealAudioData(mediaStreamSource, requestId); + return false; + } + mediaStreamSource &&mediaStreamSource.connect(myNode).connect(this.audioContext.destination); + } catch (e) { + this.isLog && console.log(this.requestId, 'audioWorkletNodeDealAudioData catch error', JSON.stringify(e), TAG); + this.OnError(e); + } + } + // 获取音频数据 + OnReceivedData(data) {} + OnError(res) {} + OnStop(res) {} +} +typeof window !== 'undefined' && (window.WebRecorder = WebRecorder); diff --git a/src/views/site/studentWdkc/yysbUtils/examples/asrauthentication.js b/src/views/site/studentWdkc/yysbUtils/examples/asrauthentication.js new file mode 100644 index 0000000..238dbba --- /dev/null +++ b/src/views/site/studentWdkc/yysbUtils/examples/asrauthentication.js @@ -0,0 +1,31 @@ +/** 获取签名 start */ + +function toUint8Array(wordArray) { + // Shortcuts + const words = wordArray.words; + const sigBytes = wordArray.sigBytes; + + // Convert + const u8 = new Uint8Array(sigBytes); + for (let i = 0; i < sigBytes; i++) { + u8[i] = (words[i >>> 2] >>> (24 - (i % 4) * 8)) & 0xff; + } + return u8; +} + +function Uint8ArrayToString(fileData){ + let dataString = ''; + for (let i = 0; i < fileData.length; i++) { + dataString += String.fromCharCode(fileData[i]); + } + return dataString; +} +// 签名函数示例 +function signCallback(signStr) { + const secretKey = config.secretKey; + const hash = window.CryptoJSTest.HmacSHA1(signStr, secretKey); + const bytes = Uint8ArrayToString(toUint8Array(hash)); + return window.btoa(bytes); +} + +/** 获取签名 end */ diff --git a/src/views/site/studentWdkc/yysbUtils/examples/config.js b/src/views/site/studentWdkc/yysbUtils/examples/config.js new file mode 100644 index 0000000..038c8fb --- /dev/null +++ b/src/views/site/studentWdkc/yysbUtils/examples/config.js @@ -0,0 +1,7 @@ +let config = { + secretKey: 'QcbMitrb7QVMyNaZJp7E7mESSFrGUWKz', + secretId: 'AKIDJfpnZ9EF5i7II4cw3xfARVMyNYeljU3Q', + appId: 1255881128, +} +window.config = config + diff --git a/src/views/site/studentWdkc/yysbUtils/examples/demo1.html b/src/views/site/studentWdkc/yysbUtils/examples/demo1.html new file mode 100644 index 0000000..a6e58ab --- /dev/null +++ b/src/views/site/studentWdkc/yysbUtils/examples/demo1.html @@ -0,0 +1,30 @@ + + + + + + + 测试 demo + + + +
+
+
+ + + + +
+
+
+
+
+
+ + + + + + + \ No newline at end of file diff --git a/src/views/site/studentWdkc/yysbUtils/examples/index.css b/src/views/site/studentWdkc/yysbUtils/examples/index.css new file mode 100644 index 0000000..80fcb4f --- /dev/null +++ b/src/views/site/studentWdkc/yysbUtils/examples/index.css @@ -0,0 +1,51 @@ +.content-box .content{ + width: 100%; + overflow: hidden; + margin: 100px auto; +} +.content .content-item { + width: 50%; + float: left; + text-align: center; +} +.left-content { + width: 100%; + height: 300px; +} +.connecting { + color: #999; + margin: 50px 0; +} +.recognizing { + color: #999; + margin: 0 10px; +} +.content .content-item .button { + background: #187cff; + border: 1px solid #478eea; + color: #fff; + text-align: center; + border-radius: 3px; + cursor: pointer; + width: 160px; + height: 40px; + margin: 50px 0; +} +.button.end-btn { + display: none; +} +.recognize-content { + height: 200px; + width: 360px; + background-color: #eee; + border: 1px solid #eee; + border-radius: 5px; + margin: auto; + text-align: left; + padding: 10px; + box-sizing: border-box; + overflow: scroll; +} +.display-none { + display: none; +} \ No newline at end of file diff --git a/src/views/site/studentWdkc/yysbUtils/examples/index.html b/src/views/site/studentWdkc/yysbUtils/examples/index.html new file mode 100644 index 0000000..4cfb3d3 --- /dev/null +++ b/src/views/site/studentWdkc/yysbUtils/examples/index.html @@ -0,0 +1,30 @@ + + + + + + + 测试 demo + + + +
+
+
+ + + + +
+
+
+
+
+
+ + + + + + + diff --git a/src/views/site/studentWdkc/yysbUtils/examples/index.js b/src/views/site/studentWdkc/yysbUtils/examples/index.js new file mode 100644 index 0000000..86ef781 --- /dev/null +++ b/src/views/site/studentWdkc/yysbUtils/examples/index.js @@ -0,0 +1,77 @@ +let webAudioSpeechRecognizer; +let isCanStop; +$(function () { + const params = { + signCallback: signCallback, // 鉴权函数，若直接使用默认鉴权函数。可不传此参数 + // 用户参数 + secretid: config.secretId, + secretkey: config.secretKey, + appid: config.appId, + // 临时密钥参数，非必填 + // token: config.token, + // 实时识别接口参数 + engine_model_type : '16k_zh', // 因为内置WebRecorder采样16k的数据，所以参数 engineModelType 需要选择16k的引擎，为 '16k_zh' + // 以下为非必填参数，可跟据业务自行修改 + // voice_format : 1, + // hotword_id : '08003a00000000000000000000000000', + // needvad: 1, + // filter_dirty: 1, + // filter_modal: 2, + // filter_punc: 0, + // convert_num_mode : 1, + // word_info: 2 + } + $('#start').on('click', function () { + webAudioSpeechRecognizer = new WebAudioSpeechRecognizer(params); + const areaDom = $('#recognizeText'); + areaDom.text(''); + let resultText = ''; + $(this).hide(); + $('#connecting').show(); + // 开始识别 + webAudioSpeechRecognizer.OnRecognitionStart = (res) => { + console.log('开始识别', res); + }; + // 一句话开始 + webAudioSpeechRecognizer.OnSentenceBegin = (res) => { + console.log('一句话开始', res); + isCanStop = true; + $('#end').show(); + $('#recognizing').show(); + $('#connecting').hide(); + }; + // 识别变化时 + webAudioSpeechRecognizer.OnRecognitionResultChange = (res) => { + console.log('识别变化时', res); + const currentText = `${resultText}${res.result.voice_text_str}`; + areaDom.text(currentText); + }; + // 一句话结束 + webAudioSpeechRecognizer.OnSentenceEnd = (res) => { + console.log('一句话结束', res); + resultText += res.result.voice_text_str; + areaDom.text(resultText); + }; + // 识别结束 + webAudioSpeechRecognizer.OnRecognitionComplete = (res) => { + console.log('识别结束', res); + }; + // 识别错误 + webAudioSpeechRecognizer.OnError = (res) => { + console.log('识别失败', res) + $('#end').hide(); + $('#recognizing').hide(); + $('#start').show(); + $('#connecting').hide(); + }; + webAudioSpeechRecognizer.start(); + }); + $('#end').on('click', function () { + $(this).hide(); + $('#recognizing').hide(); + $('#start').show(); + if (isCanStop) { + webAudioSpeechRecognizer.stop(); + } + }); +}); diff --git a/src/views/site/studentWdkc/yysbUtils/examples/lib/cryptojs.js b/src/views/site/studentWdkc/yysbUtils/examples/lib/cryptojs.js new file mode 100644 index 0000000..af2e950 --- /dev/null +++ b/src/views/site/studentWdkc/yysbUtils/examples/lib/cryptojs.js @@ -0,0 +1,272 @@ +/* + * [js-sha1] + * + * @version 0.6.0 + * @copyright H, J-C 2018-9-28 + * @license MIT + */ + +var CryptoJS = CryptoJS || function (g, l) { + var e = {}, d = e.lib = {}, m = function () { }, k = d.Base = { + extend: function (a) { + m.prototype = this; + var c = new m; + a && c.mixIn(a); + c.hasOwnProperty("init") || (c.init = function () { + c.$super.init.apply(this, arguments) + }); + c.init.prototype = c; + c.$super = this; + return c + }, + create: function () { + var a = this.extend(); + a.init.apply(a, arguments); + return a + }, + init: function () { }, + mixIn: function (a) { + for (var c in a) a.hasOwnProperty(c) && (this[c] = a[c]); + a.hasOwnProperty("toString") && (this.toString = a.toString) + }, + clone: function () { + return this.init.prototype.extend(this) + } + }, + p = d.WordArray = k.extend({ + init: function (a, c) { + a = this.words = a || []; + this.sigBytes = c != l ? c : 4 * a.length + }, + toString: function (a) { + return (a || n).stringify(this) + }, + concat: function (a) { + var c = this.words, + q = a.words, + f = this.sigBytes; + a = a.sigBytes; + this.clamp(); + if (f % 4) + for (var b = 0; b < a; b++) c[f + b >>> 2] |= (q[b >>> 2] >>> 24 - 8 * (b % 4) & 255) << 24 - 8 * ((f + b) % 4); + else if (65535 < q.length) + for (b = 0; b < a; b += 4) c[f + b >>> 2] = q[b >>> 2]; + else c.push.apply(c, q); + this.sigBytes += a; + return this + }, + clamp: function () { + var a = this.words, + c = this.sigBytes; + a[c >>> 2] &= 4294967295 << 32 - 8 * (c % 4); + a.length = g.ceil(c / 4) + }, + clone: function () { + var a = k.clone.call(this); + a.words = this.words.slice(0); + return a + }, + random: function (a) { + for (var c = [], b = 0; b < a; b += 4) c.push(4294967296 * g.random() | 0); + return new p.init(c, a) + } + }), + b = e.enc = {}, n = b.Hex = { + stringify: function (a) { + var c = a.words; + a = a.sigBytes; + for (var b = [], f = 0; f < a; f++) { + var d = c[f >>> 2] >>> 24 - 8 * (f % 4) & 255; + b.push((d >>> 4).toString(16)); + b.push((d & 15).toString(16)) + } + return b.join("") + }, + parse: function (a) { + for (var c = a.length, b = [], f = 0; f < c; f += 2) b[f >>> 3] |= parseInt(a.substr(f, 2), 16) << 24 - 4 * (f % 8); + return new p.init(b, c / 2) + } + }, j = b.Latin1 = { + stringify: function (a) { + var c = a.words; + a = a.sigBytes; + for (var b = [], f = 0; f < a; f++) b.push(String.fromCharCode(c[f >>> 2] >>> 24 - 8 * (f % 4) & 255)); + return b.join("") + }, + parse: function (a) { + for (var c = a.length, b = [], f = 0; f < c; f++) b[f >>> 2] |= (a.charCodeAt(f) & 255) << 24 - 8 * (f % 4); + return new p.init(b, c) + } + }, h = b.Utf8 = { + stringify: function (a) { + try { + return decodeURIComponent(escape(j.stringify(a))) + } catch (c) { + throw Error("Malformed UTF-8 data"); + } + }, + parse: function (a) { + return j.parse(unescape(encodeURIComponent(a))) + } + }, + r = d.BufferedBlockAlgorithm = k.extend({ + reset: function () { + this._data = new p.init; + this._nDataBytes = 0 + }, + _append: function (a) { + "string" == typeof a && (a = h.parse(a)); + this._data.concat(a); + this._nDataBytes += a.sigBytes + }, + _process: function (a) { + var c = this._data, + b = c.words, + f = c.sigBytes, + d = this.blockSize, + e = f / (4 * d), + e = a ? g.ceil(e) : g.max((e | 0) - this._minBufferSize, 0); + a = e * d; + f = g.min(4 * a, f); + if (a) { + for (var k = 0; k < a; k += d) this._doProcessBlock(b, k); + k = b.splice(0, a); + c.sigBytes -= f + } + return new p.init(k, f) + }, + clone: function () { + var a = k.clone.call(this); + a._data = this._data.clone(); + return a + }, + _minBufferSize: 0 + }); + d.Hasher = r.extend({ + cfg: k.extend(), + init: function (a) { + this.cfg = this.cfg.extend(a); + this.reset() + }, + reset: function () { + r.reset.call(this); + this._doReset() + }, + update: function (a) { + this._append(a); + this._process(); + return this + }, + finalize: function (a) { + a && this._append(a); + return this._doFinalize() + }, + blockSize: 16, + _createHelper: function (a) { + return function (b, d) { + return (new a.init(d)).finalize(b) + } + }, + _createHmacHelper: function (a) { + return function (b, d) { + return (new s.HMAC.init(a, d)).finalize(b) + } + } + }); + var s = e.algo = {}; + return e +}(Math); + +(function () { + var g = CryptoJS, + l = g.lib, + e = l.WordArray, + d = l.Hasher, + m = [], + l = g.algo.SHA1 = d.extend({ + _doReset: function () { + this._hash = new e.init([1732584193, 4023233417, 2562383102, 271733878, 3285377520]) + }, + _doProcessBlock: function (d, e) { + for (var b = this._hash.words, n = b[0], j = b[1], h = b[2], g = b[3], l = b[4], a = 0; 80 > a; a++) { + if (16 > a) m[a] = d[e + a] | 0; + else { + var c = m[a - 3] ^ m[a - 8] ^ m[a - 14] ^ m[a - 16]; + m[a] = c << 1 | c >>> 31 + } + c = (n << 5 | n >>> 27) + l + m[a]; + c = 20 > a ? c + ((j & h | ~j & g) + 1518500249) : 40 > a ? c + ((j ^ h ^ g) + 1859775393) : 60 > a ? c + ((j & h | j & g | h & g) - 1894007588) : c + ((j ^ h ^ g) - 899497514); + l = g; + g = h; + h = j << 30 | j >>> 2; + j = n; + n = c + } + b[0] = b[0] + n | 0; + b[1] = b[1] + j | 0; + b[2] = b[2] + h | 0; + b[3] = b[3] + g | 0; + b[4] = b[4] + l | 0 + }, + _doFinalize: function () { + var d = this._data, + e = d.words, + b = 8 * this._nDataBytes, + g = 8 * d.sigBytes; + e[g >>> 5] |= 128 << 24 - g % 32; + e[(g + 64 >>> 9 << 4) + 14] = Math.floor(b / 4294967296); + e[(g + 64 >>> 9 << 4) + 15] = b; + d.sigBytes = 4 * e.length; + this._process(); + return this._hash + }, + clone: function () { + var e = d.clone.call(this); + e._hash = this._hash.clone(); + return e + } + }); + g.SHA1 = d._createHelper(l); + g.HmacSHA1 = d._createHmacHelper(l) +})(); + +(function () { + var g = CryptoJS, + l = g.enc.Utf8; + g.algo.HMAC = g.lib.Base.extend({ + init: function (e, d) { + e = this._hasher = new e.init; + "string" == typeof d && (d = l.parse(d)); + var g = e.blockSize, + k = 4 * g; + d.sigBytes > k && (d = e.finalize(d)); + d.clamp(); + for (var p = this._oKey = d.clone(), b = this._iKey = d.clone(), n = p.words, j = b.words, h = 0; h < g; h++) n[h] ^= 1549556828, j[h] ^= 909522486; + p.sigBytes = b.sigBytes = k; + this.reset() + }, + reset: function () { + var e = this._hasher; + e.reset(); + e.update(this._iKey) + }, + update: function (e) { + this._hasher.update(e); + return this + }, + finalize: function (e) { + var d = this._hasher; + e = d.finalize(e); + d.reset(); + return d.finalize(this._oKey.clone().concat(e)) + } + }) +})(); + + //使用算法 + // var key = "f7205fffe445421fdssdfsdfdsfs" + // var sha1_result = CryptoJS.HmacSHA1("helloword", key) + // console.log('-------',sha1_result.toString()) + + +window && (window.CryptoJSTest = CryptoJS); \ No newline at end of file diff --git a/src/views/site/studentWdkc/yysbUtils/examples/lib/jquery.js b/src/views/site/studentWdkc/yysbUtils/examples/lib/jquery.js new file mode 100644 index 0000000..49d1fcf --- /dev/null +++ b/src/views/site/studentWdkc/yysbUtils/examples/lib/jquery.js @@ -0,0 +1,2 @@ +/*! jQuery v3.3.1 | (c) JS Foundation and other contributors | jquery.org/license */ +!function(e,t){"use strict";"object"==typeof module&&"object"==typeof module.exports?module.exports=e.document?t(e,!0):function(e){if(!e.document)throw new Error("jQuery requires a window with a document");return t(e)}:t(e)}("undefined"!=typeof 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