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index.html
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index.html
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<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
<link rel="shortcut icon" type="image/png" href="assets/icon.png">
<title reclang="HQYi">Recorder H5: 用于html5网页中的前端录音解决方案，此录音插件支持mp3 wav pcm g711a g711u amr ogg webm格式，支持实时上传 语音识别 音频可视化 实时处理，可在PC端 移动端 Android iOS 原生App中跨平台使用</title>
<script>
var PageLM="2024-05-07 18:33";
(function(){
console.log("【温馨提示】本页面用于测试Recorder的主要功能，代码难看臃肿，不建议阅读本页面源码；如果想要快速入门，请阅读github项目内首页README文档，参考文档内的快速使用部分，简单快捷高效，或者参考QuickStart.html页面。 "
+"[Reminder] This page is used to test the main functions of Recorder. The code is ugly and bloated. It is not recommended to read the source code of this page; if you want to get started quickly, please read the README document on the homepage of the github project, and refer to the quick use part in the document, which is simple and fast Efficient, or refer to the QuickStart.html page.");
//加载核心库，其他类型支持库在下面根据用户点击选择加载，刷新页面可以恢复选择的类型
var srcC="src/recorder-core.js",distC="dist/recorder-core.js";
var initJss=[srcC];
var tei=window.TypeEngineImports={//不同类型编码器需要加载的js文件
mp3:{src:[srcC,"src/engine/mp3.js","src/engine/mp3-engine.js"]
,dist:["recorder.mp3.min.js"]}
,wav:{src:[srcC,"src/engine/wav.js"]
,dist:["recorder.wav.min.js"]}
,pcm:{src:[srcC,"src/engine/pcm.js",0,"src/engine/wav.js"]
,dist:[distC,"dist/engine/pcm.js",0,"src/engine/wav.js"]}
,amr:{src:[srcC,"src/engine/beta-amr.js","src/engine/beta-amr-engine.js",0,"src/engine/wav.js"]
,dist:[distC,"dist/engine/beta-amr.js",0,"src/engine/wav.js"]}
,ogg:{src:[srcC,"src/engine/beta-ogg.js","src/engine/beta-ogg-engine.js"]
,dist:[distC,"dist/engine/beta-ogg.js"]}
,g711a:{},g711u:{}
,webm:{name:"webm(beta)",sort:99,
src:[srcC,"src/engine/beta-webm.js"]
,dist:[distC,"dist/engine/beta-webm.js"]}
};
tei.g711a.src=tei.g711u.src=[srcC,"src/engine/g711x.js",0,"src/engine/wav.js"];
tei.g711a.dist=tei.g711u.dist=[distC,"dist/engine/g711x.js",0,"src/engine/wav.js"];
window.Import_RecJs_Set={};//刷新页面，加载选中的类型js
if(/recImport=([^?#&]+)/.test(location.href)){
try{
var o=JSON.parse(decodeURIComponent(RegExp.$1));
var te=tei[o.type]||{},jss=te[o.minJs?"dist":"src"];
if(!jss)throw "unknown type="+o.type;
Import_RecJs_Set=o; initJss=jss;
console.log("recImport init", o, jss);
}catch(e){
console.error("recImport init error",e);
}
}
for(var i=0;i<initJss.length;i++){
if(initJss[i]){
document.write('<scr'+'ipt src="'+initJss[i]+'"></scr'+'ipt>');
}
}
})()</script>
</head>
<body>
<div class="main">
<!--加载可选扩展库-->
<script src="src/extensions/waveview.js"></script>
<script src="src/extensions/wavesurfer.view.js"></script>
<script src="src/extensions/lib.fft.js"></script>
<script src="src/extensions/frequency.histogram.view.js"></script>
<script src="src/extensions/sonic.js"></script>
<script src="src/extensions/dtmf.encode.js"></script>
<script src="src/extensions/dtmf.decode.js"></script>
<!--加载PlayBuffer-->
<script src="assets/runtime-codes/fragment.playbuffer.js"></script>
<style>
body{
word-wrap: break-word;
word-break: break-all;
background:#f5f5f5 center top no-repeat;
background-size: auto 680px;
}
pre{
white-space:pre-wrap;
}
label,label *{
cursor: pointer;
}
label:hover{
color:#06c;
}
a{
text-decoration: none;
color:#06c;
}
a:hover{
color:#f00;
}
.main{
max-width:700px;
margin:0 auto;
padding-bottom:80px
}
.mainBox{
margin-top:12px;
padding: 12px;
border-radius: 6px;
background: #fff;
--border: 1px solid #f60;
box-shadow: 2px 2px 3px #aaa;
}
.btns button,.mainBtn{
display: inline-block;
cursor: pointer;
border: none;
border-radius: 3px;
background: #f60;
color:#fff;
padding: 0 15px;
margin:3px 20px 3px 0;
line-height: 36px;
height: 36px;
overflow: hidden;
vertical-align: middle;
}
.btns button:active,.mainBtn:active{
background: #f00;
}
.recwaveChoice{
cursor: pointer;
display:inline-block;
vertical-align: bottom;
border-right:1px solid #ccc;
background:#ddd;
line-height:28px;
font-size:12px;
color:#666;
padding:0 5px;
}
.recwaveChoice:first-child{
border-radius: 99px 0 0 99px;
}
.recwaveChoice:last-child{
border-radius: 0 99px 99px 0;
border-right:none;
}
.recwaveChoice.slc,.recwaveChoice:hover{
background:#f60;
color:#fff;
}
.lb{
display:inline-block;
vertical-align: middle;
background:#00940e;
color:#fff;
font-size:14px;
padding:2px 8px;
border-radius: 99px;
}
.pd{
padding:0 0 6px 0;
}
</style>
<script>
//兼容环境
function RandomKey(){
return "randomkey"+(RandomKey.idx++);
};
RandomKey.idx=0;
//乐此不疲，古董浏览器，仅保证基本的可执行不代码异常
if(!Date.now)Date.now=function(){return new Date().getTime()};
if(!window.localStorage){window.localStorage={
loadMinJs:/loadMinJs/.test(location.href)?"1":"0"
}};
</script>
<script src="assets/ztest-jquery.min-1.9.1.js"></script>
<script src="assets/ztest-page-i18n.js"></script>
<div class="i18nBox"></div>
<div class="demoHead mainBox">
<style>
.navItem{
display:inline-block;
width:45%;
max-width:300px;
vertical-align: top;
background:#eee;
border-bottom: 5px solid #ccc;
box-shadow: 2px 2px 3px #ddd;
color:#666;
text-decoration:none;
border-radius: 8px;
padding: 0 5px 3px;
}
.navItem.slc{
border-bottom: 5px solid #00940e;
color:#f60;
}
.navItem:hover{
color:#d44;
}
.navTitle{
text-align: center;
font-size:18px;
font-weight: bold;
}
.navItem.slc .navDesc{
color:#00940e;
}
.navDesc{
font-size:12px;
}
</style>
<a class="navItem slc" style="margin-right:2%;" href="./">
<div class="navTitle">Recorder H5</div>
<div class="navDesc" reclang="K23n">Recorder H5使用简单，功能丰富，支持PC、Android、iOS 14.3+</div>
</a>
<a class="navItem" href="./app-support-sample/">
<div class="navTitle">Recorder App</div>
<div class="navDesc" reclang="50II">支持：浏览器WebView（H5）、各种使用js来构建的程序（App、小程序、UniApp、Electron、NodeJs）</div>
</a>
<div style="margin-top:8px">
<span class="lb" reclang="3LzK">源码仓库 :</span>
<a href="https://github.com/xiangyuecn/Recorder" target="_blank">GitHub</a>
| <a href="https://gitee.com/xiangyuecn/Recorder" target="_blank">Gitee</a>
<span class="lb" reclang="IzbQ">更多Demo :</span> <a href="assets/工具-代码运行和静态分发Runtime.html" target="_blank" reclang="Oy5V">Demo列表(可编辑)</a>
| <a href="assets/demo-vue/" target="_blank">H5 vue</a>
| <a href="assets/demo-ts/" target="_blank">H5 ts</a>
<div style="margin-top:6px;">
<span class="lb">QuickStart :</span>
<a href="QuickStart.html" target="_blank">QuickStart.html</a>
<span style="font-size:12px;color:#999" reclang="XTmp">(Copy即用，更适合入门学习)</span>
<span class="lb" reclang="Ajm0">老版本 :</span> <a href="assets/工具-GitHub页面历史版本访问.html#url=xiangyuecn:Recorder@1.0.19120600,/" target="_blank" reclang="dGDv">切换到老版本测试</a>
</div>
</div>
</div>
<!-- begin 开始copy源码 -->
<div class="demoMain">
<div class="mainBox">
<div class="pd">
<span class="lb" reclang="Fwsy">类型 :</span> <span class="types"></span>
<div style="padding-left:56px">
<label><input type="checkbox" class="loadMinJs"><span reclang="b9LX">请求压缩版（*.min.js、dist/*）</span></label>
</div>
</div>
<div class="pd">
<span class="lb" reclang="ArEi">提示 :</span> <span class="typeTips">-</span>
</div>
<div class="pd">
<span class="lb" reclang="hSjb">比特率 :</span> <input type="text" class="bit" value="16" style="width:60px">
<span reclang="oNuF">kbps，越大音质越好</span>
</div>
<div>
<span class="lb" reclang="2oPC">采样率 :</span> <input type="text" class="sample" value="16000" style="width:60px">
<span reclang="ldVn">hz，越大细节越丰富</span>
</div>
</div>
<div class="mainBox">
<div class="pd btns">
<div>
<button onclick="recopen()" style="margin-right:10px" reclang="fFtC">打开录音,请求权限</button>
<button onclick="recclose()" style="margin-right:0" reclang="p3Kq">关闭录音,释放资源</button>
</div>
<button onclick="recstart()" reclang="FIoV">录制</button>
<button onclick="recstop()" style="margin-right:80px" reclang="5bwK">停止</button>
<span style="display: inline-block;">
<button onclick="recpause()" reclang="abgd">暂停</button>
<button onclick="recresume()" reclang="SWBS">继续</button>
</span>
<span style="display: inline-block;">
<button onclick="recPlayLast()" reclang="WNdh">播放</button>
<button onclick="recUploadLast()" reclang="xDbj">上传</button>
<button onclick="recDownLast()" reclang="shLM">本地下载</button>
</span>
</div>
<div class="pd recpower">
<div style="height:40px;width:300px;background:#999;position:relative;">
<div class="recpowerx" style="height:40px;background:#0B1;position:absolute;"></div>
<div class="recpowert" style="padding-left:50px; line-height:40px; position: relative;"></div>
</div>
</div>
<div class="pd">
<button onclick="recstop2()" class="batEnc" reclang="uuZ6">批量编码</button>
<input type="text" class="bits" value="8 to 96 step 8">
<span reclang="dLMM">kbps 测试音质用的，除比特率外其他参数可调整</span>
</div>
<div class="pd waveBox">
<div style="border:1px solid #ccc;display:inline-block"><div style="height:100px;width:300px;" class="recwave"></div></div>
<span style="font-size:0">
<span class="recwaveChoice" key="WaveView">WaveView</span>
<span class="recwaveChoice" key="SurferView">SurferView</span>
<span class="recwaveChoice" key="Histogram1">Histogram1</span>
<span class="recwaveChoice" key="Histogram2">H...2</span>
<span class="recwaveChoice" key="Histogram3">H...3</span>
</span>
</div>
<div class="pd pcmPageHide">
<label><input type="checkbox" class="autoStopSet"><span reclang="hoh3">开始录制后定时</span></label>
<input type="text" class="autoStopTime" value="60000" style="width:60px">
<span reclang="CX5p">ms自动停止录音，定时录音</span>
</div>
<div class="pd pcmPageHide">
<label><input type="checkbox" class="takeoffEncodeChunkSet"><span reclang="AWXs">接管编码器输出（takeoffEncodeChunk），切换后新打开录音生效</span></label>
</div>
<div class="pd pcmPageHide">
<label><input type="checkbox" class="realTimeSendSet"><span reclang="SUfw">模拟实时编码传输（H5版语音通话聊天），发送间隔</span></label>
<input type="text" class="realTimeSend" value="996" style="width:60px">ms
<div class="webrtcView" style="display:none;"></div>
</div>
<div class="pcmPageHide">
<label><input type="checkbox" class="asrSet"><span reclang="lvN7">实时语音识别、音频文件转文字，ASR</span></label>
<div class="asrView" style="display:none;"></div>
</div>
</div>
<div class="mainBox">
<audio class="recPlay" controls style="display:none;width:100%"></audio>
<div class="reclog"></div>
<div class="recLastLog" style="position:fixed;z-index:2;width:20vw;min-width:200px;max-height:100px;overflow:auto;right:0;bottom:0;background:#fff;padding:5px 10px;border-radius:6px 0 0 0;box-shadow:-1px -1px 3px #ddd;font-size:13px"></div>
</div>
<div class="mainBox">
<div>
<span class="lb" reclang="QDzU">切换麦克风 :</span>
<select class="trackSet_device"></select>
<span reclang="hYD7">从未请求过录音权限时，可能无法正常拉取设备列表，打开一次录音后可尝试</span>
<button onclick="trackSetQueryDeviceList(1)" reclang="gNwv">重新拉取设备</button>
</div>
<div>
<span class="lb">noiseSuppression :</span>
<select class="trackSet_noise">
<option value="" reclang="3K14">不设置</option>
<option value="1">true</option>
<option value="2">false</option>
</select>
<span reclang="Q0lg">降噪（ANS）配置开关</span>
</div>
<div>
<span class="lb">echoCancellation :</span>
<select class="trackSet_aec">
<option value="" reclang="d6UL">不设置</option>
<option value="1">true</option>
<option value="2">false</option>
</select>
<span reclang="ujUi">回声消除（AEC）配置开关</span>
</div>
<div>
<span class="lb">autoGainControl :</span>
<select class="trackSet_gain">
<option value="" reclang="K3dr">不设置</option>
<option value="1">true</option>
<option value="2">false</option>
</select>
<span reclang="gjGg">自动增益（AGC）配置开关</span>
</div>
<div>
<span style="color:#f60" reclang="fP77">以上参数设置后需重新打开录音</span><span reclang="7ots">；均为set中的audioTrackSet高级配置，会直接传递给浏览器的getUserMedia方法，不同浏览器的支持程度不同，并不一定会生效；这些参数不设置时浏览器给的默认状态是打开还是关闭将不确定；</span>
<span style="color:#aaa" reclang="40Wa">移动端打开降噪、回声消除可能会表现的很怪异（包括系统播放音量变小），但iOS上如果关闭又可能导致录音没有声音，如需更改配置请Android和iOS分别配置，并测试好</span>
</div>
</div>
<div class="mainBox">
<span class="lb" reclang="HmBe">启用MediaRecorder :</span>
<label>
<input type="checkbox" class="enableWebMSet"><span reclang="WJse">启用</span>
<span style="color:#f60" reclang="DIXY">设置后需重新打开录音</span>
</label>
<div reclang="w1aV">音频采集连接方式：启用时尝试使用MediaRecorder.WebM.PCM，默认启用，未启用或者不支持时使用AudioWorklet或ScriptProcessor；通过设置Recorder.ConnectEnableWebM=false禁用。</div>
<div>
<span style="color:#0b1" reclang="sdaw">使用MediaRecorder采集到的音频数据比其他方式更好，几乎不存在丢帧现象，所以音质明显会好很多，建议保持开启；</span>
<span style="color:#aaa" reclang="rAmm">有些浏览器不支持录制PCM编码的WebM，如FireFox、低版本的Chrome，将依旧使用AudioWorklet或ScriptProcessor来连接采集。</span>
</div>
<div style="margin-top:12px;"></div>
<span class="lb" reclang="C0vI">启用AudioWorklet :</span>
<label>
<input type="checkbox" class="enableWorkletSet"><span reclang="AW2s">启用</span>
<span style="color:#f60" reclang="5Ve2">设置后需重新打开录音，ConnectEnableWebM如果启用并且有效时，本参数将不起作用</span>
</label>
<div reclang="o3Pt">音频采集连接方式：启用时尝试使用AudioWorklet，默认禁用，未启用或者不支持时使用ScriptProcessor；通过设置Recorder.ConnectEnableWorklet=true启用。</div>
<div>
<span reclang="R0N9">已知：AudioWorklet在一定条件下会导致某些浏览器崩溃</span>
<a href="assets/ztest_chrome_bug_AudioWorkletNode.html" target="_blank" reclang="GQ6V">测试</a>
<span reclang="8Nn9">(坑已填好)。</span>
</div>
<div class="workletSetTips" style="color:#f60"></div>
</div>
<div class="mainBox">
<div style="color:#0ab;font-size:22px;font-weight:bold">
<span reclang="ERHy">如需录音功能定制开发，网站、App、小程序、前端后端开发等需求，请加QQ群：①群 781036591、②群 748359095、③群 450721519，口令recorder，联系群主（即作者），谢谢~</span>
</div>
</div>
<div class="mainBox">
<div>
<span class="lb" reclang="HW4d">变速变调 :</span>
<button onclick="resetSonicCtrl()" reclang="4yy4">重置变速变调</button>
<span reclang="BJNh">实时变速变调控制选项（Sonic 插件），可以边录边修改，同一时间应该只控制一个，否则叠加作用；请填写0.1-2.0的数字，1.0为不调整，当然超过2.0也是可以的（需手动输入）</span>
</div>
<div class="sonicCtrlBox" style="margin:5px 0 0;position: relative;">
<style>
.sonicCtrlBox .t{display:inline-block;width:80px;text-align:right;}
.sonicCtrlBox input{text-align:right;}
</style>
<div><span class="t">Pitch:</span><input class="sonicCtrlInput sonicCtrlPitch" style="width:60px"> <span reclang="1KYh">男声</span><input type="range" class="sonicCtrlRange" min="0.1" max="2" step="0.1" value="1.0"><span reclang="p8QU">女声，变调不变速（会说话的汤姆猫）</span></div>
<div><span class="t">Speed:</span><input class="sonicCtrlInput sonicCtrlSpeed" style="width:60px"> <span reclang="67pP">慢放</span><input type="range" class="sonicCtrlRange" min="0.1" max="2" step="0.1" value="1.0"><span reclang="MkST">快放，变速不变调（快放慢放）</span></div>
<div><span class="t">Rate:</span><input class="sonicCtrlInput sonicCtrlRate" style="width:60px"> <span reclang="s3VS">缓重</span><input type="range" class="sonicCtrlRange" min="0.1" max="2" step="0.1" value="1.0"><span reclang="ey5s">尖锐，变速变调</span></div>
<div><span class="t">Volume:</span><input class="sonicCtrlInput sonicCtrlVolume" style="width:60px"> <span reclang="Zm38">调低</span><input type="range" class="sonicCtrlRange" min="0.1" max="2" step="0.1" value="1.0"><span reclang="K4GQ">调高，调整音量</span></div>
<div style="border-top: 1px solid #eee;margin-top: 10px;"><span class="t" reclang="ErMk">处理缓冲:</span><input class="sonicCtrlInput sonicCtrlBuffer" style="width:60px">ms 0ms<input type="range" class="sonicCtrlRange sonicCtrlBufferRange" min="0" max="1000" step="100" value="200">1000ms<span reclang="YU35">，控制缓冲大小减少转换引入的杂音，0不缓冲</span></div>
<div><span class="t" reclang="zgh0">播放反馈:</span><input class="sonicCtrlInput sonicCtrlPlay" style="width:60px"> <span reclang="wBFG">不播放</span> <input type="range" class="sonicCtrlRange" min="0" max="1" step="1" value="1"><span reclang="a85k">实时播放反馈</span></div>
<div style="margin-top:10px"><button onclick="sonicRecTransform()" reclang="7RJF">重新转换当前录音</button></div>
<div class="sonicCtrlBoxMask" style="position:absolute;top:0;left:0;width:100%;height:100%;background: rgba(0,0,0,.2);text-align: center;">
<div style="padding-top:50px;font-size: 30px;color: #fff;" reclang="GUOu">挡住！防止滑块被误触</div>
<div><button onclick="sonicCtrlBoxMaskClose()" reclang="bpmu">打开编辑</button></div>
</div>
</div>
</div>
<div class="mainBox">
<span class="lb" reclang="OOHq">丢失补偿 :</span>
<label>
<input type="checkbox" class="disableEnvInFixSet"><span reclang="Ft0s">禁用设备卡顿时音频输入丢失补偿功能（通过别的程序大量占用CPU来模拟设备卡顿）；</span>
<span style="color:#f60" reclang="EE7G">设置后需重新打开录音</span>
<span reclang="LqWd">；为set中disableEnvInFix配置值</span>
</label>
<div><a href="https://github.com/xiangyuecn/Recorder/issues/51">issues#51</a><span reclang="mpX0">如果没有进行补偿，录音时设备偶尔出现很卡的情况下（CPU被其他程序大量占用），浏览器采集到的音频是断断续续的，导致10秒的录音可能就只返回了5秒的数据量，这个时候最终编码得到的音频时长明显变短，播放时的效果就像快放一样。未禁用时会在卡顿时自动补偿静默音频，消除了快放效果，但由于丢失的音频已被静默数据代替，听起来就是数据本身的断断续续的效果。在设备不卡时录音没有此问题。</span></div>
<div style="margin-top:12px;">
<span class="lb">Destroy :</span>
<button onclick="callDestroy()" reclang="qTKw">调用Recorder.Destroy()</button>
<span reclang="4xCn">Destroy会关闭所有的全局资源，包括AudioContext，当录音出现问题时，可尝试Destroy一下重试</span>
</div>
<div style="margin-top:12px;">
<span class="lb" reclang="fbxW">阻止自动锁屏 :</span>
<button onclick="wakeLockClick()" reclang="y0Vx">调用navigator.wakeLock 或 静音循环播放视频</button>
<span reclang="5Fgu">手机锁屏后是否能录音不可控，直接简单粗暴的调用wakeLock接口 或 静音+循环播放视频来阻止锁屏，就是有点费电</span>
</div>
<div style="margin-top:12px;">
<span class="lb" reclang="JbX0">暴力测试 :</span>
<button onclick="testInject24HourPcmClick()" reclang="KPAW">开始注入</button>
<input class="testInject24HourPcm_h" value="24" style="width:30px;text-align:right">
<span reclang="ioLq">小时的录音数据，测试长时间录音编码和内存泄露</span>
</div>
<div style="margin-top:12px;">
<span class="lb" reclang="4pBN">暴力测试 :</span>
<button onclick="testMultipleOpen5()" reclang="KwYR">同时打开5个录音（并发调用open）</button>
<span reclang="X9aU">，每个会录5秒，打开浏览器控制台查看日志</span>
</div>
</div>
<div class="mainBox">
<div>
<span class="lb" reclang="SNMe">DTMF电话按键信号 :</span>
<span reclang="nVlV">DTMF解码、编码插件，可以方便的处理电话拨号按键信号，用于：电话录音软解，软电话实时提取DTMF按键信号、实时发送DTMF按键信号等。下面拨号盘可在录音时往录音文件中添加按键信息：</span>
</div>
<div>
<style>
.dtmfTab td{padding: 15px 25px;border: 3px solid #ddd;cursor: pointer;user-select: none;}
.dtmfTab td:hover{background:#f60;opacity:.2;color:#fff}
.dtmfTab td:active{opacity:1}
</style>
<table onclick="sendDTMFKeyClick(event)" class="dtmfTab" style="border-collapse: collapse;text-align: center;border: 3px #ccc solid;">
<tr><td>1</td><td>2</td><td>3</td><td>A</td></tr>
<tr><td>4</td><td>5</td><td>6</td><td>B</td></tr>
<tr><td>7</td><td>8</td><td>9</td><td>C</td></tr>
<tr><td>*</td><td>0</td><td>#</td><td>D</td></tr>
</table>
</div>
<div style="margin:5px 0 0">
<div style="margin-top:10px">
<button onclick="decodeDTMF()" reclang="HsEb">识别当前录音中的DTMF按键信息</button>
<button onclick="sendDTMFKeysClick()" reclang="nWea">发送*#1234567890#*</button>
</div>
</div>
</div>
<div class="mainBox">
<span class="lb" reclang="CEEq">测试App :</span>
iOS Demo App：<a href="https://github.com/xiangyuecn/Recorder/tree/master/app-support-sample/demo_ios" reclang="w49F">下载源码</a> <span reclang="7kBy">自行编译</span>
，Android Demo App：<a href="https://gitee.com/xiangyuecn/Recorder/blob/master/app-support-sample/demo_android/app-debug.apk.zip" reclang="o9ad">下载APK</a> (<span reclang="EUXZ">40kb，删除.zip后缀，</span><a href="https://github.com/xiangyuecn/Recorder/tree/master/app-support-sample/demo_android" reclang="kiFv">源码</a>)
</div>
<div class="mainBox">
<span class="lb" reclang="z5Tl">iframe兼容性 :</span> <button onclick="goiframe()" reclang="pALQ">把页面放到IFrame里面测试权限请求</button>
<span reclang="B227">测试在iframe里面请求录音权限的兼容性。最佳实践应该是让window.top(不适用于跨域)去加载Recorder，iframe里面使用top.Recorder；此测试未遵照此最佳实践，以模拟跨域iframe和同域下的复杂真实情况，H5录音在跨域时未设置相应策略权限永远是拒绝的</span>
</div>
<div class="mainBox">
<span class="lb" reclang="gqjM">音乐播放测试 :</span>
<button onclick="recplay2(this,'rec-4000ms-8kbps-16000hz.wav')">wav</button>
<button onclick="recplay2(this,'rec-4000ms-64kbps-16000hz.mp3')">mp3</button>
<button onclick="recplay2(this,'rec-4000ms-64kbps-16000hz.ogg')">ogg</button>
<button onclick="recplay2(this,'rec-4000ms-64kbps-16000hz.webm')">webm</button>
<button onclick="recplay2(this,'rec-4000ms-12.8kbps-8000hz.amr')">amr</button>
<span reclang="XHIP">Audio对录音的影响测试</span> (<a href="https://github.com/xiangyuecn/Recorder/issues/34">issues#34</a>) <span reclang="LfbN">；低版本iOS Safari如果未开始过录音并且播放了音乐，然后后续录音可能会有问题；再现方法</span> (<a href="assets/ztest_apple_developer_forums_getusermedia.html">test apple developer forums</a>): <span reclang="T3B7">刷新页面后首先先播放音乐，然后开始测试录音，会发现波形显示掉帧或者保持直线。另测试浏览器对音频的支持情况。</span>
</div>
<div class="mainBox">
<span class="lb" reclang="HH7Z">视频播放测试 :</span>
<button onclick="videoTestPlay('')" reclang="9q2V">播放mp4</button>
<script>var videoTestPlay=function(attr){
$('.videoTest').show().html('<video controls '+attr+' webkit-playsinline playsinline x5-video-player-type="h5" '
+'style="width:370px;height:160px">'
+'<source src="assets/audio/movie-一代宗师-此一时彼一时.mp4.webm" type="video/mp4"/>' //fix safari
+'</'+'video>').find('video')[0].play()
}</script>
<span reclang="WQXo">Video对录音的影响测试</span> (<a href="https://github.com/xiangyuecn/Recorder/issues/84">issues#84</a>) <span reclang="skOH">；iOS Safari可能出现先播放视频，然后再开始录音，会自动播放视频的声音，但并未再现。</span>
<button onclick="$('.videoTest').show()" reclang="M5YG">显示video</button>
<button onclick="$('.videoTest').hide()" reclang="uagh">隐藏video</button>
<button onclick="$('.videoTest').html('')" reclang="W1Vo">移除video</button>
<button onclick="videoTestPlay(' loop')" reclang="LrV6">循环播放</button>
<button onclick="videoTestPlay(' loop muted')" reclang="6IaJ">静音循环播放</button>
<div class="videoTest"></div>
</div>
<div class="mainBox">
<span class="lb" reclang="0Wqg">浏览器环境情况 :</span>
<pre class="recinfoCode"></pre><textarea class="recinfoCodeTxt" style="display:none">
AudioContext:${"AudioContext" in window}
webkitAudioContext:${"webkitAudioContext" in window}
mediaDevices:${!!navigator.mediaDevices}
mediaDevices.getUserMedia:${!!(navigator.mediaDevices && navigator.mediaDevices.getUserMedia)}
navigator.getUserMedia:${!!navigator.getUserMedia}
navigator.webkitGetUserMedia:${!!navigator.webkitGetUserMedia}
AudioContext.scriptProcessor:{{
"createScriptProcessor" in (Recorder.Ctx||{})
|| "createJavaScriptNode" in (Recorder.Ctx||{})
}}
AudioContext.audioWorklet:{{"audioWorklet" in (Recorder.Ctx||{})}}
AudioWorkletNode:${"AudioWorkletNode" in window}
MediaRecorder:${"MediaRecorder" in window}
MediaRecorder.ondataavailable:${"MediaRecorder" in window && "ondataavailable" in MediaRecorder.prototype}
MediaRecorder.WebM.PCM:${"MediaRecorder" in window && MediaRecorder.isTypeSupported("audio/webm; codecs=pcm")}
URL:${location.href.replace(/#.+/g,"")}
UA:${navigator.userAgent}
<span reclang="qfGt">Recorder库修改时间（有可能修改了忘改）：</span>${Recorder.LM}
<span reclang="VXCO">本页面修改时间（有可能修改了忘改）：</span>${PageLM}
</textarea>
<span class="lb" reclang="z6w4">问题自检 :</span> <span reclang="6TKY">录音时注意观察灰色区域是否有绿色音量跳动，没有绿色跳动说明Recorder没有获取到声音数据。如果测试发现mp3没有声音，可以试一下wav格式，如果wav格式有声音，说明内置lamejs mp3编码器有问题。如果都没有，下载下来播放看看有没有。下载下来也没有声音可以反馈一下。</span>
<div style="padding-top:20px;font-size:26px;color:#fa0">
<span reclang="SaFm">如果浏览器不能正常录音，并且不确定是不是这个库的问题，可以到</span> <a href="assets/ztext_collab-project_videojs-record.html">assets/ztext_collab-project_videojs-record.html</a> <span reclang="Ma2G">试一下。</span>
</div>
</div>
<script>
function reclog(s,color){
var now=new Date();
var t=("0"+now.getHours()).substr(-2)
+":"+("0"+now.getMinutes()).substr(-2)
+":"+("0"+now.getSeconds()).substr(-2);
var html='<div style="color:'+(!color?"":color==1?"red":color==2?"#0b1":color)+'">['+t+']'+s+'</div>';
$(".reclog").prepend(html);
$(".recLastLog").html(html.replace(/class\s*=/ig,"clazz="));
};
window.onerror=function(message, url, lineNo, columnNo, error){
//https://www.cnblogs.com/xianyulaodi/p/6201829.html
reclog('【Uncaught Error】'+message+'<pre>'+"at:"+lineNo+":"+columnNo+" url:"+url+"\n"+(error&&error.stack||Html_$T("T13G::不能获得错误堆栈"))+'</pre>',1);
};
</script>
<script>
var rec;
function recopen(){
if(rec&&Recorder.IsOpen()){//如果有老的，close掉重新开新的
recclose();
};
var type=$("[name=type]:checked").val();
var bit=+$(".bit").val();
var sample=+$(".sample").val();
cancelAutoStop();
window.waveStore={};
window.sonicAsync=null;
window.takeoffChunks=[];
var disableEnvInFixSet=$(".disableEnvInFixSet")[0].checked;
if(disableEnvInFixSet){
reclog(Html_$T("Ysbv::已禁用设备卡顿时音频输入丢失补偿，可以通过别的程序大量占用CPU来模拟设备卡顿，然后录音听听未补偿时的播放效果，然后再试试不禁用的效果"));
};
var enableWebM=$(".enableWebMSet")[0].checked;
Recorder.ConnectEnableWebM=enableWebM;
if(!enableWebM){
reclog(Html_$T("kmRS::已禁用MediaRecorder.WebM.PCM"),"#aaa");
}
var enableWorklet=$(".enableWorkletSet")[0].checked;
Recorder.ConnectEnableWorklet=enableWorklet;
if(enableWorklet){
reclog(Html_$T("Tddh::已启用AudioWorklet")+(enableWebM?Html_$T("0ZRO::（同时启用了MediaRecorder，AudioWorklet只会在MediaRecorder未生效时采用）"):"")+", "+workletTips,"#f60");
}
var audioTrackSet=null;
var trackSet_device=$(".trackSet_device").val();
var trackSet_noise=$(".trackSet_noise").val();
var trackSet_aec=$(".trackSet_aec").val();
var trackSet_gain=$(".trackSet_gain").val();
if(trackSet_device || trackSet_noise || trackSet_aec || trackSet_gain){
audioTrackSet={};
if(trackSet_device){
var device=DeviceList[+trackSet_device];
audioTrackSet.deviceId=device.deviceId;
audioTrackSet.groupId=device.groupId;
}
if(trackSet_noise){
audioTrackSet.noiseSuppression=+trackSet_noise==1;
}
if(trackSet_aec){
audioTrackSet.echoCancellation=+trackSet_aec==1;
}
if(trackSet_gain){
audioTrackSet.autoGainControl=+trackSet_gain==1;
}
reclog(Html_$T("W5cU::已启用audioTrackSet配置：")+JSON.stringify(audioTrackSet));
};
var realTimeSendSet=$(".realTimeSendSet")[0].checked;
var realTimeSendTime=+$(".realTimeSend").val();
var asrSet=$(".asrSet")[0].checked;
var takeoffEncodeChunkSet=$(".takeoffEncodeChunkSet")[0].checked;
rec=Recorder({
type:type
,bitRate:bit
,sampleRate:sample
,audioTrackSet:audioTrackSet
,disableEnvInFix:disableEnvInFixSet
,onProcess:function(buffers,powerLevel,duration,sampleRate,newBufferIdx,asyncEnd){
//优先进行pcm处理，可能会发生数据修改，对于需要大量运算的处理需要开启异步模式，onProcess返回true即可开启，异步操作完成后必须回调asyncEnd
//实时混合按键信号
if(dtmfMix){
var val=dtmfMix.mix(buffers, sampleRate, newBufferIdx);
if(val.newEncodes.length>0){
rec.PlayBufferDisable=true;
DemoFragment.PlayBuffer(rec,val.newEncodes[0].data,sampleRate);
};
};
//变速变调
var beginAsync=sonicProcess(rec,buffers,sampleRate,newBufferIdx,asyncEnd);
$(".recpowerx").css("width",powerLevel+"%");
$(".recpowert").text(formatMs(duration,1)+" / "+powerLevel);
//可视化图形绘制
if(waveStore.choice!=recwaveChoiceKey){
waveStore.choice=recwaveChoiceKey;
$(".recwave").html("").append(waveStore[recwaveChoiceKey].elem);
};
waveStore[recwaveChoiceKey].input(buffers[buffers.length-1],powerLevel,sampleRate);
//实时传输
if(realTimeSendSet&&window.realTimeSendTry){
realTimeSendTry(rec.set,realTimeSendTime,buffers,sampleRate);
};
//实时语音识别
if(asrSet&&window.asrInput){
asrInput(buffers,sampleRate,newBufferIdx);
};
//注入24小时的录音数据
if(window.testInject24HourPcmOnProc){
testInject24HourPcmOnProc(buffers,sampleRate);
};
return beginAsync;//返回true转成异步操作
}
,takeoffEncodeChunk:!takeoffEncodeChunkSet?null:function(chunkBytes){
if(window.testInject24HourPcmOnTake){//注入24小时的录音数据
testInject24HourPcmOnTake(chunkBytes);
}
takeoffChunks.push(chunkBytes);
}
});
rec.open(function(){
var typeSize=", <span style='border:1px solid #bbb;background:#f5f5f5;'>";
if(type=="wav"){
typeSize+=Html_$T("IYAd::1秒的wav文件大小(字节)估算公式：采样率 × 位数 ÷ 8，当前：")+sample+"*"+bit+"/8≈"+(sample*bit/8)+"B/s";
}else if(type=="mp3"){
typeSize+=Html_$T("tMnU::1秒的mp3文件大小(字节)估算公式：比特率 × 1000 ÷ 8，当前：")+bit+"*1000/8≈"+(bit*1000/8)+"B/s";
}else{
typeSize="";
};
typeSize&&(typeSize+="</span>");
reclog("<span style='color:#0b1'>"+Html_$T("VJya::已打开:")+type+" "+sample+"hz "+bit+"kbps</span>"+typeSize);
//此处创建这些音频可视化图形绘制浏览器支持妥妥的
initWaveStore(waveStore,".recwave");
},function(e,isUserNotAllow){
reclog((isUserNotAllow?"UserNotAllow, ":"")+Html_$T("YY7k::打开失败：")+e,1);
});
};
var callDestroy=function(){
Recorder.Destroy();
reclog(Html_$T("VPJO::已执行Recorder.Destroy()"));
scrollToEl(".reclog");
};
//拉取麦克风设备列表
var DeviceList=[];
var trackSetQueryDeviceList=function(click){
var end=function(list,err){
DeviceList=list; var list2=[];
var opts=['<option value="" rec'+'lang="6BfR">'+(list.length?Html_xT(Html_$T('6BfR::不设置')):err)+'</option>'];
for(var i=0;i<list.length;i++){
var o=list[i];
if(o.deviceId && o.kind=="audioinput"){
list2.push(o);
var name=o.label||((i+1)+"# "+Html_xT(Html_$T("lDoQ::无名称，可能是因为从来没有打开过录音")));
opts.push('<option value="'+i+'">'+name+'</option>');
}
}
$(".trackSet_device").html(opts.join(" "));
if(click){
console.log("DeviceList: ", JSON.parse(JSON.stringify(list)));
reclog(Html_$T("vM9Z::已重新拉取到{1}个设备，可切换要使用的麦克风",0,list2.length),2);
}
};
if(navigator.mediaDevices && navigator.mediaDevices.enumerateDevices){
navigator.mediaDevices.enumerateDevices().then(end)["catch"](function(e){
end([],Html_$T("4EHk::拉取失败：")+e.message);
});
}else{
end([],Html_$T("2KHv::此浏览器不支持拉取设备列表"));
}
};
trackSetQueryDeviceList();
function recclose(){
cancelAutoStop();
if(rec){
rec.close(function(){
reclog(Html_$T("q5nu::已关闭"));
});
}else{
reclog(Html_$T("10CI::未打开录音"),1);
};
};
function recstart(call){
cancelAutoStop();
call||(call=function(msg){
msg&&reclog(msg,1);
});
if(rec&&Recorder.IsOpen()){
window.realTimeSendTryReset&&realTimeSendTryReset(rec.set);
sonicAsync&&sonicAsync.flush();//丢弃不管，省的去同步麻烦
sonicAsync=null;
rec.sonicTips="";
testInject24HourPcmStore.sid++;
takeoffChunks=[];
//定时停止
var autoStop=$(".autoStopSet")[0].checked;
if(autoStop){
var time=+$(".autoStopTime").val()||0;
if(time<100){
reclog(Html_$T("JsIA::定时不能小于100ms"),1);
return;
};
autoStopTimer=setTimeout(function(){
autoStopTimer=0;
reclog(Html_$T("BQXI::定时时间到，开始自动调用停止..."));
recstop();
},time);
};
rec.start();
var set=rec.set;
reclog((autoStop?Html_$T("UJ0C::[定时{1}ms]",0,time):"")+Html_$T("GF0Y::录制中：")+set.type+" "+set.sampleRate+"hz "+set.bitRate+"kbps");
call();
}else{
call(Html_$T("jpoV::未打开录音"));
};
};
var autoStopTimer;
var cancelAutoStop=function(){
if(autoStopTimer){
reclog(Html_$T("7Xno::已取消定时停止"),1);
clearTimeout(autoStopTimer);
autoStopTimer=0;
};
};
function recpause(){
if(rec){
rec.pause();
reclog(Html_$T("DPvI::已暂停"));
};
};
function recresume(){
if(rec){
rec.resume();
reclog(Html_$T("4P6z::继续录音中..."));
};
};
var recblob={};
function recstop(call){
recstopFn(call,true,function(err,blob,time){
setTimeout(function(){
window.realTimeSendTryStop&&realTimeSendTryStop(rec.set);
if(!err && rec.set.takeoffEncodeChunk){
reclog(Html_$T("Wjge::启用takeoffEncodeChunk后stop返回的blob长度为0不提供音频数据"),"#f60");
reclog(Html_$T("j4R1::takeoffEncodeChunk接收到{1}片音频片段，正在合并成一个音频文件...",0,takeoffChunks.length));
var len=0;
for(var i=0;i<takeoffChunks.length;i++){
len+=takeoffChunks[i].length;
};
var chunkData=new Uint8Array(len);
for(var i=0,idx=0;i<takeoffChunks.length;i++){
var itm=takeoffChunks[i];
chunkData.set(itm,idx);
idx+=itm.length;
};
var blob=new Blob([chunkData],{type:"audio/"+rec.set.type});
addRecLog(time,Html_$T("QdKZ::合并"),blob,rec.set,Date.now());
};
});
});
};
function recstopFn(call,isClick,endCall,rec){
cancelAutoStop();
call||(call=function(msg){
msg&&reclog(msg,1);
});
rec=rec||window.rec;
if(rec){
if(isClick){
reclog(Html_$T("exSK::正在编码{1}...",0,rec.set.type));
};
var t1=Date.now();
rec.stop(function(blob,time){
var tag=endCall("",blob,time);
if(tag==-1){
return;
};
addRecLog(time,tag||Html_$T("V8He::已录制"),blob,rec.set,t1);
call(null,{data:blob,duration:time});
},function(s){
endCall(s);
call(Html_$T("ENLS::失败：")+s);
});
}else{
call(Html_$T("rb0B::未打开录音"));
};
};
var recLogLast;
var addRecLog=function(time,tag,blob,set,t1){
var id=RandomKey(16);
recLogLast={blob:blob,set:$.extend({},set),time:time,key:id};
recblob[id]=recLogLast;
var a1=intp(Date.now()-t1,4),a2=intp(blob.size,6);
reclog(tag+": "+intp(set.bitRate,3)+"kbps "+intp(set.sampleRate,5)+"hz "
+Html_$T("37rX::花{1}ms编码{2}B",0,a1,a2)
+" ["+set.type+"]"+formatMs(time)+'ms'
+' <button onclick="recdown(\''+id+'\')">'+Html_$T("abXa::下载")+'</button>'
+' <button onclick="recplay(\''+id+'\')">'+Html_$T("GhtN::播放")+'</button>'
+' <span class="p'+id+'"></span> <span class="d'+id+'"></span>');
};
var intp=function(s,len){
s=s==null?"-":s+"";
if(s.length>=len)return s;
return ("_______"+s).substr(-len);
};
var formatMs=function(ms,all){
var ss=ms%1000;ms=(ms-ss)/1000;
var s=ms%60;ms=(ms-s)/60;
var m=ms%60;ms=(ms-m)/60;
var h=ms;
var t=(h?h+":":"")
+(all||h+m?("0"+m).substr(-2)+":":"")
+(all||h+m+s?("0"+s).substr(-2)+"″":"")
+("00"+ss).substr(-3);
return t;
};
function recstop2(){
if(!rec||!rec.buffers){
reclog(Html_$T("bh1I::需先录个音"),1);
return;
};
var type=$("[name=type]:checked").val();
var sample=+$(".sample").val();
var bits=/(\d+)\s+to\s+(\d+)\s+step\s+(\d+)\s*/i.exec($(".bits").val());
if(!bits){
reclog(Html_$T("hrO5::码率列表有误，需要? to ? step ?结构"));
return;
};
reclog(Html_$T("iPKE::开始批量编码，请勿进行其他操作~"));
rec.set.type=type;
rec.set.sampleRate=sample;
var list=[];
for(var i=+bits[1];i<+bits[2]+1;i+=+bits[3]){
list.push(i);
};
if(/^(wav|pcm)$/.test(rec.set.type)){
list=[8,16];
};
if(rec.set.type=="amr"){
list=[4.75, 5.15, 5.9, 6.7, 7.4, 7.95, 10.2, 12.2];
};
var i=-1;
var bak=rec.set.bitRate;
var run=function(){
i++;
if(i>=list.length){
rec.set.bitRate=bak;
reclog(Html_$T("IIQy::批量编码完成"));
return;
};
rec.set.bitRate=list[i];
rec.isMock=1;
recstopFn(null,0,function(){
setTimeout(run);
});
};
run();
};
function recplay(key){
var audio=$(".recPlay")[0];
audio.style.display="inline-block";
if(!(audio.ended || audio.paused)){
audio.pause();
};
var o=recblob[key];
if(o){
o.play=(o.play||0)+1;
var logmsg=function(msg){
$(".p"+key).html('<span style="color:green">'+o.play+'</span> '+new Date().toLocaleTimeString()+" "+msg);
};
logmsg("");
audio.onerror=function(e){
logmsg('<span style="color:red">'+Html_$T("wcUU::播放失败")+'['+audio.error.code+']'+audio.error.message+'</span>');
};
if(o.play2Name){
audio.src="assets/audio/"+o.play2Name;
audio.play();
return;