本文实例为大家分享了js代码实现录音上传,供大家参考,具体内容如下
1.html页面
2.Recorder.js内容
3.flask写法
1.html页面
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title id="title"></title> </head> <body> <audio id="player" autoplay controls></audio> <p> <button onclick="start_reco()">开始录音</button> </p> <p> <button onclick="ai_reco()" style="background-color: cornflowerblue">发送语音指令</button> </p> </body> <script type="application/javascript" src="/UploadFiles/2021-04-02/jquery-3.3.1.min.js">2.Recorder.js内容
直接复制保存即可
(function(f){if(typeof exports==="object"&&typeof module!=="undefined"){module.exports=f()}else if(typeof define==="function"&&define.amd){define([],f)}else{var g;if(typeof window!=="undefined"){g=window}else if(typeof global!=="undefined"){g=global}else if(typeof self!=="undefined"){g=self}else{g=this}g.Recorder = f()}})(function(){var define,module,exports;return (function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require=="function"&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error("Cannot find module '"+o+"'");throw f.code="MODULE_NOT_FOUND",f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n"function"&&require;for(var o=0;o<r.length;o++)s(r[o]);return s})({1:[function(require,module,exports){ "use strict"; module.exports = require("./recorder").Recorder; },{"./recorder":2}],2:[function(require,module,exports){ 'use strict'; var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i];descriptor.enumerable = descriptor.enumerable || false;descriptor.configurable = true;if ("value" in descriptor) descriptor.writable = true;Object.defineProperty(target, descriptor.key, descriptor); } }return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps);if (staticProps) defineProperties(Constructor, staticProps);return Constructor; }; })(); Object.defineProperty(exports, "__esModule", { value: true }); exports.Recorder = undefined; var _inlineWorker = require('inline-worker'); var _inlineWorker2 = _interopRequireDefault(_inlineWorker); function _interopRequireDefault(obj) { return obj && obj.__esModule "Cannot call a class as a function"); } } var Recorder = exports.Recorder = (function () { function Recorder(source, cfg) { var _this = this; _classCallCheck(this, Recorder); this.config = { bufferLen: 4096, numChannels: 2, mimeType: 'audio_pcm/wav' }; this.recording = false; this.callbacks = { getBuffer: [], exportWAV: [] }; Object.assign(this.config, cfg); this.context = source.context; this.node = (this.context.createScriptProcessor || this.context.createJavaScriptNode).call(this.context, this.config.bufferLen, this.config.numChannels, this.config.numChannels); this.node.onaudioprocess = function (e) { if (!_this.recording) return; var buffer = []; for (var channel = 0; channel < _this.config.numChannels; channel++) { buffer.push(e.inputBuffer.getChannelData(channel)); } _this.worker.postMessage({ command: 'record', buffer: buffer }); }; source.connect(this.node); this.node.connect(this.context.destination); //this should not be necessary var self = {}; this.worker = new _inlineWorker2.default(function () { var recLength = 0, recBuffers = [], sampleRate = undefined, numChannels = undefined; self.onmessage = function (e) { switch (e.data.command) { case 'init': init(e.data.config); break; case 'record': record(e.data.buffer); break; case 'exportWAV': exportWAV(e.data.type); break; case 'getBuffer': getBuffer(); break; case 'clear': clear(); break; } }; function init(config) { sampleRate = config.sampleRate; numChannels = config.numChannels; initBuffers(); } function record(inputBuffer) { for (var channel = 0; channel < numChannels; channel++) { recBuffers[channel].push(inputBuffer[channel]); } recLength += inputBuffer[0].length; } function exportWAV(type) { var buffers = []; for (var channel = 0; channel < numChannels; channel++) { buffers.push(mergeBuffers(recBuffers[channel], recLength)); } var interleaved = undefined; if (numChannels === 2) { interleaved = interleave(buffers[0], buffers[1]); } else { interleaved = buffers[0]; } var dataview = encodeWAV(interleaved); var audioBlob = new Blob([dataview], { type: type }); self.postMessage({ command: 'exportWAV', data: audioBlob }); } function getBuffer() { var buffers = []; for (var channel = 0; channel < numChannels; channel++) { buffers.push(mergeBuffers(recBuffers[channel], recLength)); } self.postMessage({ command: 'getBuffer', data: buffers }); } function clear() { recLength = 0; recBuffers = []; initBuffers(); } function initBuffers() { for (var channel = 0; channel < numChannels; channel++) { recBuffers[channel] = []; } } function mergeBuffers(recBuffers, recLength) { var result = new Float32Array(recLength); var offset = 0; for (var i = 0; i < recBuffers.length; i++) { result.set(recBuffers[i], offset); offset += recBuffers[i].length; } return result; } function interleave(inputL, inputR) { var length = inputL.length + inputR.length; var result = new Float32Array(length); var index = 0, inputIndex = 0; while (index < length) { result[index++] = inputL[inputIndex]; result[index++] = inputR[inputIndex]; inputIndex++; } return result; } function floatTo16BitPCM(output, offset, input) { for (var i = 0; i < input.length; i++, offset += 2) { var s = Math.max(-1, Math.min(1, input[i])); output.setInt16(offset, s < 0 "Event"); click.initEvent("click", true, true); link.dispatchEvent(click); } }]); return Recorder; })(); exports.default = Recorder; },{"inline-worker":3}],3:[function(require,module,exports){ "use strict"; module.exports = require("./inline-worker"); },{"./inline-worker":4}],4:[function(require,module,exports){ (function (global){ "use strict"; var _createClass = (function () { function defineProperties(target, props) { for (var key in props) { var prop = props[key]; prop.configurable = true; if (prop.value) prop.writable = true; } Object.defineProperties(target, props); } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })(); var _classCallCheck = function (instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }; var WORKER_ENABLED = !!(global === global.window && global.URL && global.Blob && global.Worker); var InlineWorker = (function () { function InlineWorker(func, self) { var _this = this; _classCallCheck(this, InlineWorker); if (WORKER_ENABLED) { var functionBody = func.toString().trim().match(/^function\s*\w*\s*\([\w\s,]*\)\s*{([\w\W]*"text/javascript" })); return new global.Worker(url); } this.self = self; this.self.postMessage = function (data) { setTimeout(function () { _this.onmessage({ data: data }); }, 0); }; setTimeout(function () { func.call(self); }, 0); } _createClass(InlineWorker, { postMessage: { value: function postMessage(data) { var _this = this; setTimeout(function () { _this.self.onmessage({ data: data }); }, 0); } } }); return InlineWorker; })(); module.exports = InlineWorker; }).call(this,typeof global !== "undefined" "undefined" "undefined" "htmlcode">... @app.route("/") def index(): return render_template("index.html") @app.route("/receive_audio", methods=["POST"]) def receive_audio(): file = request.files.get("audio") if file: filepath = os.path.join(BAISE_DIR, "data", "%s.m4a" % uuid4()) file.save(filepath) text = baidu.auido2text(filepath) answer = tuling.chat(text) res = baidu.text2audio(answer) if res.get("err_no") == 200: return {"code": 200, "filename": res.get("filename")} return {"code": 201, "msg": "上传失败"} @app.route("/get_audio/<filename>") def get_audio(filename): return send_file(os.path.join(BAISE_DIR, "data", filename)) ...注意flask启动ip写成127.0.0.1 其他地址 js可能会报错
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持。
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