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recordapp.vue
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recordapp.vue
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<style>
body{
word-wrap: break-word;
background:#f5f5f5 center top no-repeat;
background-size: auto 680px;
}
pre{
white-space:pre-wrap;
}
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 #0b1;
box-shadow: 2px 2px 3px #aaa;
}
.btns button{
display: inline-block;
cursor: pointer;
border: none;
border-radius: 3px;
background: #0b1;
color:#fff;
padding: 0 15px;
margin:3px 20px 3px 0;
line-height: 36px;
height: 36px;
overflow: hidden;
vertical-align: middle;
}
.btns button:active{
background: #0a1;
}
.pd{
padding:0 0 6px 0;
}
.lb{
display:inline-block;
vertical-align: middle;
background:#00940e;
color:#fff;
font-size:14px;
padding:2px 8px;
border-radius: 99px;
}
</style>
<template>
<div class="main">
<slot name="top"></slot>
<div class="mainBox">
<div class="pd">
类型:{{ type }}
<span style="margin:0 20px">
比特率: <input type="text" v-model="bitRate" style="width:60px"> kbps
</span>
采样率: <input type="text" v-model="sampleRate" style="width:60px"> hz
</div>
<div class="btns">
<button @click="recReq">请求权限</button>
<button @click="recStart">录制</button>
<button @click="recStop">停止</button>
</div>
<div class="btns">
<span style="display: inline-block;margin-right: 36px;">
<button @click="recPause">暂停</button>
<button @click="recResume">继续</button>
<button @click="recStopX">停止(仅清理)</button>
</span>
<span style="display: inline-block;">
<button @click="recPlayLast">播放</button>
<button @click="recUploadLast">上传</button>
<button @click="recDownLast">本地下载</button>
</span>
</div>
</div>
<div class="mainBox">
<div style="height:100px;width:300px;border:1px solid #ccc;box-sizing: border-box;display:inline-block;vertical-align:bottom" class="ctrlProcessWave"></div>
<div style="height:40px;width:300px;display:inline-block;background:#999;position:relative;vertical-align:bottom">
<div class="ctrlProcessX" style="height:40px;background:#0B1;position:absolute;" :style="{width:powerLevel+'%'}"></div>
<div class="ctrlProcessT" style="padding-left:50px; line-height:40px; position: relative;">{{ durationTxt+"/"+powerLevel }}</div>
</div>
<!-- 功能配置区域 -->
<div style="padding-top:10px">
<div>
<span class="lb">AppUseH5 :</span> <label><input type="checkbox" @click="setAppUseH5($event)">App里面总是使用Recorder H5录音</label>
</div>
</div>
</div>
<div class="mainBox">
<!-- 放一个 <audio ></audio> 播放器,标签名字大写,阻止uniapp里面乱编译 -->
<AUDIO ref="LogAudioPlayer" style="width:100%"></AUDIO>
<div class="mainLog">
<div v-for="obj in logs" :key="obj.idx">
<div :style="{color:obj.color==1?'red':obj.color==2?'green':obj.color}">
<!-- <template v-once> 在v-for里存在的bug,参考:https://v2ex.com/t/625317 -->
<span v-once>[{{ getTime() }}]</span><span v-html="obj.msg"/>
<template v-if="obj.res">
{{ intp(obj.res.rec.set.bitRate,3) }}kbps
{{ intp(obj.res.rec.set.sampleRate,5) }}hz
编码{{ intp(obj.res.blob.size,6) }}b
[{{ obj.res.rec.set.type }}]{{ obj.res.durationTxt }}ms
<button @click="recdown(obj.idx)">下载</button>
<button @click="recplay(obj.idx)">播放</button>
<span v-html="obj.playMsg"></span>
<span v-if="obj.down">
<span style="color:red">{{ obj.down }}</span>
没弹下载?试一下链接或复制文本<button @click="recdown64(obj.idx)">生成Base64文本</button>
<textarea v-if="obj.down64Val" v-model="obj.down64Val"></textarea>
</span>
</template>
</div>
</div>
</div>
</div>
<slot name="bottom"></slot>
</div>
</template>
<script>
/*********加载Recorder需要的文件***********/
//引入核心文件,换成require也是一样的
import Recorder from 'recorder-core' //注意如果未引用Recorder变量,可能编译时会被优化删除(如vue3 tree-shaking),请改成 import 'recorder-core',或随便调用一下 Recorder.a=1 保证强引用
//引入相应格式支持文件;如果需要多个格式支持,把这些格式的编码引擎js文件放到后面统统加载进来即可
import 'recorder-core/src/engine/mp3'
import 'recorder-core/src/engine/mp3-engine'
//可选的扩展支持项
import 'recorder-core/src/extensions/waveview'
/********加载RecordApp需要用到的支持文件*********/
//引入RecordApp
import RecordApp from 'recorder-core/src/app-support/app'
//引入Native支持文件,用于在Android、iOS App中调用原生录音
import 'recorder-core/src/app-support/app-native-support'
//引入Native测试配置文件(实现Hybrid App的JsBridge调用),提供这些文件时可免去修改app.js源码。这些配置文件需要自己编写,参考 app-support-sample 目录内演示用的配置文件代码
import '../copy/native-config.js'
module.exports={
data(){
return {
type:"mp3"
,bitRate:16
,sampleRate:16000
,duration:0
,durationTxt:"0"
,powerLevel:0
,logs:[]
}
}
,created:function(){
var This=this;
this.App=RecordApp;
this.Rec=Recorder;
//立即加载环境
RecordApp.Install(function(){
This.reclog("Install成功,环境:"+RecordApp.Current.Key,2);
},function(err){
This.reclog("RecordApp.Install出错:"+err,1);
});
}
,methods:{
recReq:function(){
var This=this;
This.reclog("开始请求授权...");
RecordApp.RequestPermission(function(){
This.reclog(RecordApp.Current.Key+"已授权",2);
},function(err,isUserNotAllow){
This.reclog((RecordApp.Current&&RecordApp.Current.Key||"[?]")
+(isUserNotAllow?" UserNotAllow, ":"")
+" 授权失败:"+err,1);
});
}
,recStart:function(){
var This=this;
if(!RecordApp.Current){
This.reclog("未请求权限", 1);
return;
};
if(RecordApp.Current==RecordApp.Platforms.Native){
This.reclog("正在使用Native录音,底层由App原生层提供支持");
}else{
This.reclog("正在使用H5录音,底层由Recorder直接提供支持");
};
var set={
type:This.type
,bitRate:+This.bitRate
,sampleRate:+This.sampleRate
//,audioTrackSet:{echoCancellation:true,noiseSuppression:true,autoGainControl:true} //配置回声消除,注意:H5中需要在请求录音权限前进行相同配置RecordApp.RequestPermission_H5OpenSet后此配置才会生效
,onProcess:function(buffers,powerLevel,duration,sampleRate){
This.duration=duration;
This.durationTxt=This.formatMs(duration,1);
This.powerLevel=powerLevel;
This.wave.input(buffers[buffers.length-1],powerLevel,sampleRate);
}
};
This.reclog(RecordApp.Current.Key+" 正在打开...");
RecordApp.Start(set,function(){
This.reclog(RecordApp.Current.Key+"录制中:"+set.type+" "+set.bitRate+"kbps",2);
//此处创建这些音频可视化图形绘制浏览器支持妥妥的
This.wave=Recorder.WaveView({elem:".ctrlProcessWave"});
},function(err){
This.reclog(RecordApp.Current.Key+"开始录音失败:"+err,1);
});
}
,recPause:function(){
if(RecordApp.GetCurrentRecOrNull()){
RecordApp.Pause();
this.reclog("已暂停");
}
}
,recResume:function(){
if(RecordApp.GetCurrentRecOrNull()){
RecordApp.Resume();
this.reclog("继续录音中...");
}
}
,recStop:function(){
var This=this;
if(!RecordApp.Current){
This.reclog("未请求权限",1);
return;
}
RecordApp.Stop(function(aBuf,duration,mime){
var blob=new Blob([aBuf],{type:mime});
This.reclog("已录制:","",{
blob:blob
,duration:duration
,durationTxt:This.formatMs(duration)
,rec:{set:RecordApp.GetCurrentRecOrNull().set}
});
},function(msg){
This.reclog("录音失败:"+msg,1);
});
}
,recStopX:function(){
var This=this;
RecordApp.Stop(
null //success传null就只会清理资源,不会进行转码
,function(msg){
This.reclog("已清理,错误信息:"+msg);
}
);
}
,recPlayLast:function(){
if(!this.recLogLast){
this.reclog("请先录音,然后停止后再播放",1);
return;
};
this.recplay(this.recLogLast.idx);
}
,recUploadLast:function(){
if(!this.recLogLast){
this.reclog("请先录音,然后停止后再上传",1);
return;
};
var This=this;
var blob=this.recLogLast.res.blob;
//本例子假设使用原始XMLHttpRequest请求方式,实际使用中自行调整为自己的请求方式
//录音结束时拿到了blob文件对象,可以用FileReader读取出内容,或者用FormData上传
var api="http://127.0.0.1:9528";
var onreadystatechange=function(xhr,title){
return function(){
if(xhr.readyState==4){
if(xhr.status==200){
This.reclog(title+"上传成功"+' <span style="color:#999">response: '+xhr.responseText+'</span>',2);
}else{
This.reclog(title+"没有完成上传,演示上传地址无需关注上传结果,只要浏览器控制台内Network面板内看到的请求数据结构是预期的就ok了。", "#d8c1a0");
console.error(title+"上传失败",xhr.status,xhr.responseText);
};
};
};
};
This.reclog("开始上传到"+api+",请稍候... (你可以先到源码 /assets/node-localServer 目录内执行 npm run start 来运行本地测试服务器)");
/***方式一:将blob文件转成base64纯文本编码,使用普通application/x-www-form-urlencoded表单上传***/
var reader=new FileReader();
reader.onloadend=function(){
var postData="";
postData+="mime="+encodeURIComponent(blob.type);//告诉后端,这个录音是什么格式的,可能前后端都固定的mp3可以不用写
postData+="&upfile_b64="+encodeURIComponent((/.+;\s*base64\s*,\s*(.+)$/i.exec(reader.result)||[])[1]) //录音文件内容,后端进行base64解码成二进制
//...其他表单参数
var xhr=new XMLHttpRequest();
xhr.open("POST", api+"/uploadBase64");
xhr.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
xhr.onreadystatechange=onreadystatechange(xhr,"上传方式一【Base64】");
xhr.send(postData);
};
reader.readAsDataURL(blob);
/***方式二:使用FormData用multipart/form-data表单上传文件***/
var form=new FormData();
form.append("upfile",blob,"recorder.mp3"); //和普通form表单并无二致,后端接收到upfile参数的文件,文件名为recorder.mp3
//...其他表单参数
var xhr=new XMLHttpRequest();
xhr.open("POST", api+"/upload");
xhr.onreadystatechange=onreadystatechange(xhr,"上传方式二【FormData】");
xhr.send(form);
}
,recDownLast:function(){
if(!this.recLogLast){
this.reclog("请先录音,然后停止后再下载",1);
return;
};
this.recdown(this.recLogLast.idx);
}
,reclog:function(msg,color,res){
var obj={
idx:this.logs.length
,msg:msg
,color:color
,res:res
,playMsg:""
,down:0
,down64Val:""
};
if(res&&res.blob){
this.recLogLast=obj;
};
this.logs.splice(0,0,obj);
}
,recplay:function(idx){
var This=this;
var o=this.logs[this.logs.length-idx-1];
o.play=(o.play||0)+1;
var logmsg=function(msg){
o.playMsg='<span style="color:green">'+o.play+'</span> '+This.getTime()+" "+msg;
};
logmsg("");
var audio=this.$refs.LogAudioPlayer;
audio.controls=true;
if(!(audio.ended || audio.paused)){
audio.pause();
};
audio.onerror=function(e){
logmsg('<span style="color:red">播放失败['+audio.error.code+']'+audio.error.message+'</span>');
};
audio.src=(window.URL||webkitURL).createObjectURL(o.res.blob);
audio.play();
}
,recdown:function(idx){
var This=this;
var o=this.logs[this.logs.length-idx-1];
o.down=(o.down||0)+1;
o=o.res;
var name="rec-"+o.duration+"ms-"+(o.rec.set.bitRate||"-")+"kbps-"+(o.rec.set.sampleRate||"-")+"hz."+(o.rec.set.type||(/\w+$/.exec(o.blob.type)||[])[0]||"unknown");
var downA=document.createElement("A");
downA.href=(window.URL||webkitURL).createObjectURL(o.blob);
downA.download=name;
downA.click();
}
,recdown64:function(idx){
var This=this;
var o=this.logs[this.logs.length-idx-1];
var reader = new FileReader();
reader.onloadend = function() {
o.down64Val=reader.result;
};
reader.readAsDataURL(o.res.blob);
}
,getTime:function(){
var now=new Date();
var t=("0"+now.getHours()).substr(-2)
+":"+("0"+now.getMinutes()).substr(-2)
+":"+("0"+now.getSeconds()).substr(-2);
return t;
}
,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;
}
,intp:function(s,len){
s=s==null?"-":s+"";
if(s.length>=len)return s;
return ("_______"+s).substr(-len);
}
,setAppUseH5:function(e){
RecordApp.AlwaysAppUseH5=e.target.checked;
RecordApp.Current=null;
this.reclog("AppUseH5选项变更,已重置RecordApp,请先进行权限测试");
}
}
}
</script>