806 lines
21 KiB
JavaScript
806 lines
21 KiB
JavaScript
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import {timestampFormat,getParams} from "./timestampFormat.js";
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import { mqttUrl } from "../config/url.js";
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window.onload=function(){
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var slider,sliderInit,layer;
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layui.use(['slider','layer'], function(){
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slider= layui.slider;
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layer = layui.layer;
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});
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var sizeLevel=0;//放大等级
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var videotapeStartTime="";//录像开始时间
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var videotapeEndTime="";//录像结束时间
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var startTimeStamp="";
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var endTimeStamp="";
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var bApplySign = false;
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var applyPage=false;
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var keyCode = 32;
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var videoTime=60000*10;
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var cdTimeCountFlag="video";//video跟videotape
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var cdTimeCount=videoTime;
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var countDownTimer=null;
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var channelValue=decodeURI(getParams("id"));
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var mdDeviceName=decodeURI(getParams("mdDeviceName"));
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var station=decodeURI(getParams("station"));
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var title=decodeURI(getParams("mdDeviceName"));
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var loginUserName=decodeURI(getParams("username"));
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var power=decodeURI(getParams("power"));
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var rtmName=channelValue;
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var client=null;
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var buffer=[];
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var mediaRecorder =null;
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var videoTimer=null;
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var options = {
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appid: "78846e9910a846688ab959e0f87034e5",
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channel: channelValue,
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uid: '',
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token: null
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};
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var client=AgoraRTC.createClient({mode: 'live',codec: "vp8"});
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var remoteUsers = {};
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let localTracks = {
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audioTrack: true
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};
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var videowatchingTimer=null;
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$("html>head>title").html(title);
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videoJoin();
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setPower(power);
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function setPower(power){
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if(power=="null"){
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power=0;
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}
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if(power>=90){
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var img="images/power100.png";
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}else if(power>=70){
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var img="images/power80.png";
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}else if(power>=50){
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var img="images/power60.png";
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}else if(power>=30){
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var img="images/power40.png";
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}else if(power>=10){
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var img="images/power20.png";
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}else{
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var img="images/power0.png";
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}
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$(".power>span").html(power+"%");
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$(".power>img").attr("src",img);
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}
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function closePage(){
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leaveChannel();//我先离开频道
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var obj=getRtmData("videoclose","");//在去关闭
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sendMqttData(obj);
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window.close();
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}
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async function leaveChannel() {
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// leave the channel
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await client.leave();
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if(videowatchingTimer!=null){
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clearInterval(videowatchingTimer);
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videowatchingTimer=null;
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}
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}
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//关闭并退出
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$(".videoNav>.nav>img:nth-child(1)").on('click',function(){
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resetParentPlayPage();
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})
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//重置父页面的播放页面
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function resetParentPlayPage(){
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var param = {
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"sender":"children",
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"receiver":"parent",
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"deviceid":channelValue,
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"cmd":"closePage"
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};
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window.parent.postMessage(param,'*');
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closePage();
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}
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window.addEventListener('message', function(e) {
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var data=e.data
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var cmd=data["cmd"];
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var deviceid=data["deviceid"]
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if(cmd=="videoclose"){
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if(channelValue==deviceid){
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closePage();
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}
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}
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})
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//如果在全屏
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function confClosePage(){
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var url=window.location.href;
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if(url.indexOf("fullScreenVideo")==-1){
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closePage();
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}
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}
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window.onresize = function () {
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var w=parseFloat(window.innerWidth);
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var h=parseFloat(window.innerHeight - 40);
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switch(sizeLevel){
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case 1:
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setVideoSize1280(w,h);
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break;
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case 2:
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setVideoSize720(w,h);
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break;
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case 3:
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setVideoSize480(w,h);
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break;
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case 4:
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setVideoSize640(w,h);
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break;
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default:
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break;
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}
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}
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//1280*720
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function setVideoSize1280(w,h){
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var f=parseFloat(h/w);
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if(f >= 0.5625){
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var width=w;
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var height=width*0.5625;
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var x= 0;
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var y=parseFloat(h-height)/2;
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}else{
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var height=h;
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var width=(height*16)/9;
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var x=parseFloat(w-width)/2;
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var y= 0;
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}
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setPageSize(x,y,width,height)
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}
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//720*1280
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function setVideoSize720(w,h){
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var f=parseFloat(w/h);
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if(f>=0.5625){
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var height=h;
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var width=h*0.5625;
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var x=parseFloat(w-width)/2;
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var y=0;
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}else{
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var width=w;
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var height=(w*16)/9;
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var x=0;
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var y=parseFloat(h-height)/2;;
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}
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setPageSize(x,y,width,height)
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}
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//480*640
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function setVideoSize480(w,h){//宽度是480px;height:640px;
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var f=parseFloat(w/h);
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if(f>=0.75){
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var height=h;
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var width=h*0.75;
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var x=parseFloat(w-width)/2;
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var y=0;
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}else{
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var width=w;
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var height=(w*4)/3;
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var x=0;
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var y=parseFloat(h-height)/2;;
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}
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setPageSize(0,0,120,160)
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}
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//640*480
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function setVideoSize640(w,h){
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var f=parseFloat(h/w);
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if(f >= 0.75){
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var width=w;
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var height=width*0.75;
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var x= 0;
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var y=parseFloat(h-height)/2;
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}else{
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var height=h;
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var width=(height*4)/3;
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var x=parseFloat(w-width)/2;
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var y= 0;
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}
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setPageSize(x,y,width,height)
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}
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function setPageSize(x,y,width,height){
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$("#video").css("width",width+"px");
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$("#video").css("height",height+"px");
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$("#video").css("left",x);
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$("#video").css("top",y);
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}
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$(".videoFullscreen").unbind('click');
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$(".videoFullscreen").click(function(){
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//投一个新的屏幕出去
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var width=1280;
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var height=720;
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window.open("fullScreenVideo.html?id="+encodeURI(channelValue)+"&power="+encodeURI(power)+"&mdDeviceName="+encodeURI(encodeURI(mdDeviceName))+"&station="+encodeURI(encodeURI(station))+"&title="+encodeURI(encodeURI(title))+"&username="+loginUserName,"","width="+width+",height="+height+",top=0,left=0");
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})
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//打开声音
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function openMute(select){
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$(select).attr("src","images/openMute.png");
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$(select).attr("title","音量");
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$(select).attr("mute","open");
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}
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//关闭声音
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function closeMute(select){
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$(select).attr("src","images/closeMute.png");
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$(select).attr("title","静音");
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$(select).attr("mute","close");
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}
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//初始化声音
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function videoSlideInit(){
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sliderInit=slider.render({
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elem: '#slideTest1',
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change: function(value){
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var select=$(".closeMute");
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if(value==0){
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closeMute(select);
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}else{
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openMute(select);
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}
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setRemoteUserMute(value*10);
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}
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});
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}
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function setRemoteUserMute(value){
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for(var user in remoteUsers){
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remoteUsers[user].audioTrack.setVolume(value);
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}
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}
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let cameraid=0;
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let rotateid=0;
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//摄像图的操作
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$(".carmeOper").on('click',function(){
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rotateid=parseInt($(this).attr("rotate"));
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$(".carmeOper").removeClass("bgColor");
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$(this).addClass("bgColor")
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sendCarmeOper();
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})
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//摄像头的方向调整
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$(".carmeDir").on('click',function(){
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let dir=$(this).attr("dir");
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cameraid=dir;
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if(dir=="0"){
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$(this).attr("dir","1");
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$(this).html("后");
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}else{
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$(this).attr("dir","0");
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$(this).html("前");
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}
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sendCarmeOper();
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})
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function sendCarmeOper(){
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var obj=getRtmData("videoclose","");
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sendMqttData(obj);
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setTimeout(()=>{
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let data={
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"rtmpflag":0,
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"camera":cameraid,
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"rotation":rotateid
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}
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var obj=getRtmData("videocall",JSON.stringify(data));
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sendMqttData(obj);
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videoInfoWind();
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},4000)
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}
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//调节音量大小
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$(".closeMute").click(function(){
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var mute=$(this).attr("mute");
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if(mute=="open"){
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setRemoteUserMute(0)
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sliderInit.setValue(0) //设置开始值
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closeMute(this);
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}else{
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setRemoteUserMute(1000)
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sliderInit.setValue(100) //设置开始值
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openMute(this);
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}
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})
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async function videoJoin() {
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//订阅用户推送流
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client.on("user-published", handleUserPublished);
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//订阅用户取消推流
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client.on("user-unpublished", handleUserUnpublished);
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try {
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// join a channel and create local tracks, we can use Promise.all to run them concurrently
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[ options.uid] = await Promise.all([
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// join the channel
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client.join(options.appid, options.channel, options.token || null),
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]);
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} catch (e) {
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console.log("加入频道失败", e);
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}
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// 使用 Web SDK 4.x,服务器频道禁用以后，客服端需要退出页面跟频道
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client.on("connection-state-change", (curState, prevState) => {
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closePage();
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});
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}
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async function subscribe(user, mediaType) {
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const uid = user.uid;
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// subscribe to a remote user
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await client.subscribe(user, mediaType);
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if (mediaType === 'video') {
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const player = $(`
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<div id="player-${uid}" class="player"></div>
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`);
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$("#agora_local").append(player);
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user.videoTrack.play(`player-${uid}`);
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//设置视频数据
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setVideoData();
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//初始化视频的尺寸
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videoInfoWind();
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if(videowatchingTimer==null){
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setInterval(function(){
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var obj=getRtmData("videowatching","");
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sendMqttData(obj)
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//每隔1分钟发送发送1个不关闭视频的指令
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},60000)
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}
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}
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if(mediaType === 'audio'){
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setRemoteUserMute(0);
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//初始化音量
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videoSlideInit();
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user.audioTrack.play();
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}
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}
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function handleUserPublished(user, mediaType) {
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const id = user.uid;
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remoteUsers[id] = user;
|
|||
|
|
subscribe(user, mediaType);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function handleUserUnpublished(user) {
|
|||
|
|
const id = user.uid;
|
|||
|
|
delete remoteUsers[id];
|
|||
|
|
$(`#player-wrapper-${id}`).remove();
|
|||
|
|
resetParentPlayPage();
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
function setVideoData(){
|
|||
|
|
setInterval(()=>{
|
|||
|
|
var evt=client.getRemoteVideoStats();
|
|||
|
|
if(JSON.stringify(evt)!="{}"){
|
|||
|
|
for(var j in evt){
|
|||
|
|
var packetLossRate=evt[j]["packetLossRate"]
|
|||
|
|
var receiveBitrate=parseFloat(evt[j]["receiveBitrate"]/1024).toFixed(2);
|
|||
|
|
var receiveFrameRate=evt[j]["receiveFrameRate"]
|
|||
|
|
var totalDuration=evt[j]["totalDuration"]
|
|||
|
|
var totalFreezeTime=evt[j]["totalFreezeTime"]
|
|||
|
|
var transportDelay=evt[j]["transportDelay"]
|
|||
|
|
$(".PacketLossRate").html(packetLossRate);
|
|||
|
|
$(".RecvBitrate").html(receiveBitrate);
|
|||
|
|
$(".RenderFrameRate").html(receiveFrameRate);
|
|||
|
|
$(".TotalPlayDuration").html(totalDuration);
|
|||
|
|
$(".TotalFreezeTime").html(totalFreezeTime);
|
|||
|
|
$(".TransportDelay").html(transportDelay);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
},1000)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function videoInfoWind(){
|
|||
|
|
videoTimer=setInterval(() => {
|
|||
|
|
var evt=client.getRemoteVideoStats();
|
|||
|
|
if(JSON.stringify(evt)!="{}"){
|
|||
|
|
for(var i in evt){
|
|||
|
|
if("receiveResolutionHeight" in evt[i]){
|
|||
|
|
var RecvResolutionHeight=evt[i]["receiveResolutionHeight"];
|
|||
|
|
}
|
|||
|
|
if("receiveResolutionWidth" in evt[i]){
|
|||
|
|
var RecvResolutionWidth=evt[i]["receiveResolutionWidth"];
|
|||
|
|
}
|
|||
|
|
if((RecvResolutionWidth!="0"&&RecvResolutionHeight!="0")&&(RecvResolutionWidth!=undefined&&RecvResolutionHeight!=undefined)){
|
|||
|
|
clearInterval(videoTimer);
|
|||
|
|
var width=RecvResolutionWidth;
|
|||
|
|
var height=parseFloat(RecvResolutionHeight);
|
|||
|
|
if(RecvResolutionWidth=="1280"&&RecvResolutionHeight=="720"){
|
|||
|
|
sizeLevel=1;
|
|||
|
|
}else if(RecvResolutionWidth=="720"&&RecvResolutionHeight=="1280"){
|
|||
|
|
if(window.screen.height+200<=height){
|
|||
|
|
width=width*0.8;
|
|||
|
|
height=height*0.8;
|
|||
|
|
}
|
|||
|
|
sizeLevel=2;
|
|||
|
|
window.resizeTo(width,height);
|
|||
|
|
}else if(RecvResolutionWidth=="480"&&RecvResolutionHeight=="640"){
|
|||
|
|
sizeLevel=3;
|
|||
|
|
window.resizeTo("480","640");
|
|||
|
|
}else if(RecvResolutionWidth=="640"&&RecvResolutionHeight=="480"){
|
|||
|
|
sizeLevel=4;
|
|||
|
|
window.resizeTo(RecvResolutionWidth,RecvResolutionHeight);
|
|||
|
|
}
|
|||
|
|
var param={
|
|||
|
|
"deviceid":channelValue,
|
|||
|
|
"cmd":"videoloadedSuccess",
|
|||
|
|
"data":{
|
|||
|
|
w:width,
|
|||
|
|
h:height
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
console.log(param);
|
|||
|
|
parent.postMessage(param,'*');
|
|||
|
|
//启动倒计时
|
|||
|
|
downTime30();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
},1000)
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//设置stream
|
|||
|
|
function setRecStream(){
|
|||
|
|
let mediaStream = new MediaStream();
|
|||
|
|
console.log(mediaStream);
|
|||
|
|
for(var user in remoteUsers){
|
|||
|
|
mediaStream.addTrack(remoteUsers[user].videoTrack.getMediaStreamTrack())
|
|||
|
|
mediaStream.addTrack(remoteUsers[user].audioTrack.getMediaStreamTrack())
|
|||
|
|
}
|
|||
|
|
window.stream=mediaStream;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//开启远程录像
|
|||
|
|
$(".startRecording").unbind();
|
|||
|
|
$(".startRecording").click(function(){
|
|||
|
|
var recordState=$(this).attr("state");
|
|||
|
|
if(recordState=="open"){
|
|||
|
|
setRecStream();
|
|||
|
|
startRecord();
|
|||
|
|
startTimeStamp=new Date().getTime();
|
|||
|
|
videotapeStartTime=timestampFormat();
|
|||
|
|
$(this).attr("state","close");
|
|||
|
|
$(this).attr("src","images/endRecording.png");
|
|||
|
|
$(this).attr("title","结束录像");
|
|||
|
|
layer.msg("录像开启成功");
|
|||
|
|
$(".inTheVideo").css("display","block");
|
|||
|
|
cdTimeCountFlag="videotape";
|
|||
|
|
downTime30();
|
|||
|
|
}else{
|
|||
|
|
endTimeStamp=new Date().getTime();
|
|||
|
|
videotapeEndTime=timestampFormat();
|
|||
|
|
stopRecord();
|
|||
|
|
cdTimeCount=videoTime;
|
|||
|
|
clearInterval(countDownTimer);
|
|||
|
|
countDownTimer=null;
|
|||
|
|
cdTimeCountFlag="video";
|
|||
|
|
}
|
|||
|
|
})
|
|||
|
|
|
|||
|
|
//视频信息
|
|||
|
|
$(".videoReInfo").on('click',function(){
|
|||
|
|
var state=$(this).attr("state");
|
|||
|
|
if(state=="close"){
|
|||
|
|
$(this).attr("state","open");
|
|||
|
|
$(".videoInfo").css("display","block");
|
|||
|
|
|
|||
|
|
|
|||
|
|
}else{
|
|||
|
|
$(this).attr("state","close");
|
|||
|
|
$(".videoInfo").css("display","none");
|
|||
|
|
}
|
|||
|
|
})
|
|||
|
|
|
|||
|
|
//分享
|
|||
|
|
$(".videoShare").on('click',function(){
|
|||
|
|
var state=$(this).attr("state");
|
|||
|
|
if(state=="close"){
|
|||
|
|
$(this).attr("state","open");
|
|||
|
|
$("#qrcode").css("display","block");
|
|||
|
|
|
|||
|
|
|
|||
|
|
}else{
|
|||
|
|
$(this).attr("state","close");
|
|||
|
|
$("#qrcode").css("display","none");
|
|||
|
|
}
|
|||
|
|
})
|
|||
|
|
|
|||
|
|
async function setClientHost(){
|
|||
|
|
//设置成主播
|
|||
|
|
await client.setClientRole("host");
|
|||
|
|
try {
|
|||
|
|
// join a channel and create local tracks, we can use Promise.all to run them concurrently
|
|||
|
|
[localTracks.audioTrack] = await Promise.all([
|
|||
|
|
// create local tracks, using microphone and camera
|
|||
|
|
AgoraRTC.createMicrophoneAudioTrack()
|
|||
|
|
]);
|
|||
|
|
await client.publish(Object.values(localTracks));
|
|||
|
|
} catch (e) {
|
|||
|
|
console.log("加入频道失败", e);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
async function setClientAudience(){
|
|||
|
|
//先调用取消发布，在设置成观众
|
|||
|
|
await client.unpublish(Object.values(localTracks));
|
|||
|
|
await client.setClientRole("audience");
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//开启对讲
|
|||
|
|
$(".videoWalk").unbind();
|
|||
|
|
$(".videoWalk").click(function(){
|
|||
|
|
var state=$(this).attr("state");
|
|||
|
|
if(state=="close"){
|
|||
|
|
//开启
|
|||
|
|
$(this).attr("state","open");
|
|||
|
|
$(this).attr("src","images/videoWalkOnline.png");
|
|||
|
|
applyPage=true;
|
|||
|
|
bApplySign=true;
|
|||
|
|
setClientHost();
|
|||
|
|
}else{
|
|||
|
|
applyPage=false;
|
|||
|
|
bApplySign=false;
|
|||
|
|
//关闭
|
|||
|
|
$(this).attr("state","close");
|
|||
|
|
$(this).attr("src","images/videoWalk.png");
|
|||
|
|
setClientAudience();
|
|||
|
|
}
|
|||
|
|
})
|
|||
|
|
|
|||
|
|
//键盘松开
|
|||
|
|
document.onkeyup = function (event) {
|
|||
|
|
var e = event || window.event || arguments.callee.caller.arguments[0];
|
|||
|
|
if(applyPage){
|
|||
|
|
if(e && e.keyCode == keyCode&&!bApplySign) {
|
|||
|
|
bApplySign = true;
|
|||
|
|
//关闭麦克风
|
|||
|
|
localTracks.audioTrack.setEnabled(false);
|
|||
|
|
//开启远程的声音
|
|||
|
|
setRemoteUserMute(100);
|
|||
|
|
var select=$(".closeMute");
|
|||
|
|
openMute(select);
|
|||
|
|
sliderInit.setValue(100) //设置开始值
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//键盘按下
|
|||
|
|
document.onkeydown = function (event) {
|
|||
|
|
var e = event || window.event || arguments.callee.caller.arguments[0];
|
|||
|
|
if(applyPage){
|
|||
|
|
if(e && e.keyCode == keyCode&&bApplySign) {
|
|||
|
|
bApplySign = false;
|
|||
|
|
//启用麦克风
|
|||
|
|
localTracks.audioTrack.setEnabled(true);
|
|||
|
|
//关闭远程的声音
|
|||
|
|
setRemoteUserMute(0);
|
|||
|
|
//页面状态改变
|
|||
|
|
sliderInit.setValue(0) //设置开始值
|
|||
|
|
var select=$(".closeMute");
|
|||
|
|
closeMute(select);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//截图，并且把图片保存在云端
|
|||
|
|
$(".videoImg").click(function(){
|
|||
|
|
var video=document.querySelector(".agora_video_player");
|
|||
|
|
var canvas=document.getElementById('canvas');
|
|||
|
|
if(video!=null){
|
|||
|
|
$(".canvasImg").css("display","block");
|
|||
|
|
canvas.width=video.videoWidth;
|
|||
|
|
canvas.height=video.videoHeight;
|
|||
|
|
canvas.getContext('2d').drawImage(video,0,0,canvas.width,canvas.height);
|
|||
|
|
var image = canvas . toDataURL ("image/png") ;
|
|||
|
|
$(".canvasImgBox").css("width",canvas.width*0.3+"px");
|
|||
|
|
$(".canvasImgBox").css("height",canvas.height*0.3+"px");
|
|||
|
|
document.getElementById("save").href=image;
|
|||
|
|
document.getElementById("save").download=mdDeviceName+".jpg";
|
|||
|
|
document.getElementById('save').onclick=function(){
|
|||
|
|
|
|||
|
|
$(".canvasImg").css("display","none");
|
|||
|
|
}
|
|||
|
|
document.getElementById('cancel').onclick=function(){
|
|||
|
|
$(".canvasImg").css("display","none");
|
|||
|
|
}
|
|||
|
|
}else{
|
|||
|
|
layer.msg("用户已离开,无法截图");
|
|||
|
|
}
|
|||
|
|
})
|
|||
|
|
|
|||
|
|
function closeVideoStream(){
|
|||
|
|
var obj=getRtmData("videoclose","");//在去关闭
|
|||
|
|
sendMqttData(obj);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
|
|||
|
|
//倒计时30分钟以后关闭录像，告诉用户,录像已经完成
|
|||
|
|
/*************************观看视频为5分钟1次，如果不点击确定，就会关闭***********************************/
|
|||
|
|
function downTime30(){
|
|||
|
|
if(countDownTimer!=null){
|
|||
|
|
clearInterval(countDownTimer);
|
|||
|
|
}else{
|
|||
|
|
countDownTimer=setInterval(function(){
|
|||
|
|
cdTimeCount-=1000;
|
|||
|
|
if(cdTimeCount<=0){
|
|||
|
|
clearInterval(countDownTimer);
|
|||
|
|
countDownTimer=null;
|
|||
|
|
if(cdTimeCountFlag=="videotape"){
|
|||
|
|
endTimeStamp=new Date().getTime();
|
|||
|
|
videotapeEndTime=timestampFormat();
|
|||
|
|
stopRecord();
|
|||
|
|
}else{
|
|||
|
|
//倒计时
|
|||
|
|
showCountDownTimer();
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
},1000);
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//倒计时*******************************************
|
|||
|
|
var closeTime=10;//倒计时
|
|||
|
|
var closePageTimer=null;
|
|||
|
|
function showCountDownTimer(){
|
|||
|
|
$(".videoTitle").css("display","block");
|
|||
|
|
$(".close_ing_time").html(closeTime);
|
|||
|
|
videoTitleEvent();
|
|||
|
|
closePageTimer=setInterval(function(){
|
|||
|
|
closeTime--;
|
|||
|
|
$(".close_ing_time").html(closeTime);
|
|||
|
|
if(closeTime<=0){
|
|||
|
|
closeVideoStream();//发送关闭指令
|
|||
|
|
leaveChannel();//离开频道
|
|||
|
|
clearInterval(closePageTimer);//退出定时器
|
|||
|
|
}
|
|||
|
|
},1000);
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function videoTitleEvent(){
|
|||
|
|
$(".videoTitle>p:last-child>button:nth-child(1)").on('click',function(){
|
|||
|
|
var obj=getRtmData("videocall","");//在去关闭
|
|||
|
|
sendMqttData(obj);
|
|||
|
|
$(".videoTitle").css("display","none");
|
|||
|
|
clearInterval(closePageTimer);
|
|||
|
|
closePageTimer=null;
|
|||
|
|
closeTime=10;
|
|||
|
|
cdTimeCount=videoTime;
|
|||
|
|
//再次加入频道
|
|||
|
|
videoJoin()
|
|||
|
|
downTime30()
|
|||
|
|
})
|
|||
|
|
$(".videoTitle>p:last-child>button:nth-child(2)").on('click',function(){
|
|||
|
|
closePage();
|
|||
|
|
})
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
function handleDataAvailable(e){ // 5、获取数据的事件函数 当我们点击录制之后，数据就会源源不断的从这个事件函数中获取到
|
|||
|
|
if(e && e.data && e.data.size > 0){
|
|||
|
|
console.log(e.data);
|
|||
|
|
buffer.push(e.data); // 将e.data放入二进制数组里面
|
|||
|
|
// 这个buffer应该是我们在开始录制的时候创建这个buffer
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//开始录像
|
|||
|
|
function startRecord(){
|
|||
|
|
buffer = []; // 定义数组
|
|||
|
|
if (typeof MediaRecorder.isTypeSupported == 'function') {
|
|||
|
|
if (MediaRecorder.isTypeSupported('video/webm;codecs=vp8')) {
|
|||
|
|
var options = {
|
|||
|
|
mimeType: 'video/webm;codecs=vp9,opus'
|
|||
|
|
}
|
|||
|
|
} else if (MediaRecorder.isTypeSupported('video/webm;codecs=vp9')) {
|
|||
|
|
var options = {
|
|||
|
|
mimeType:'video/webm;codecs=vp9,opus'
|
|||
|
|
};
|
|||
|
|
} else if (MediaRecorder.isTypeSupported('video/webm;codecs=h264')) {
|
|||
|
|
var options = {
|
|||
|
|
mimeType:'video/webm;codecs=h264,opus'
|
|||
|
|
};
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
if(!MediaRecorder.isTypeSupported(options.mimeType)){ // 判断录制的视频 mimeType 格式浏览器是否支持
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
try{ // 防止录制异常
|
|||
|
|
// 5、先在上面定义全局对象mediaRecorder，以便于后面停止录制的时候可以用到
|
|||
|
|
mediaRecorder = new MediaRecorder(window.stream, options); // 调用录制API // window.stream在gotMediaStream中获取
|
|||
|
|
//4、调用事件 这个事件处理函数里面就会收到我们录制的那块数据 当我们收集到这个数据之后我们应该把它存储起来
|
|||
|
|
mediaRecorder.ondataavailable = handleDataAvailable;
|
|||
|
|
mediaRecorder.start(10); // start方法里面传入一个时间片，每隔一个 时间片存储 一块数据
|
|||
|
|
}catch(e){
|
|||
|
|
console.error(e);
|
|||
|
|
return;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//停止录制
|
|||
|
|
function stopRecord(){
|
|||
|
|
//6、调用停止录制
|
|||
|
|
try{
|
|||
|
|
mediaRecorder.stop();
|
|||
|
|
}catch(e){
|
|||
|
|
console.error(e);
|
|||
|
|
}
|
|||
|
|
$(".startRecording").attr("state","open");
|
|||
|
|
$(".startRecording").attr("src","images/startRecording.png");
|
|||
|
|
$(this).attr("title","开始录像");
|
|||
|
|
layer.msg('录像已保存', {
|
|||
|
|
time: false, //20s后自动关闭
|
|||
|
|
btn: ['知道了']
|
|||
|
|
});
|
|||
|
|
|
|||
|
|
$(".inTheVideo").css("display","none");
|
|||
|
|
var tmpBlob = new Blob(buffer, {type: 'video/webm'});
|
|||
|
|
var duration=endTimeStamp-startTimeStamp;
|
|||
|
|
//调用设置时长代码。该函数基于fix-webm-duration.js
|
|||
|
|
ysFixWebmDuration(tmpBlob, duration, function (fixedBlob) {
|
|||
|
|
var recorderFile = fixedBlob;
|
|||
|
|
let name =`${mdDeviceName}(${videotapeStartTime}---${videotapeEndTime}).mp4`;
|
|||
|
|
var url = window.URL.createObjectURL(recorderFile);
|
|||
|
|
var a = document.createElement('a');
|
|||
|
|
a.href = url;
|
|||
|
|
a.style.display = 'none';
|
|||
|
|
a.download = name;
|
|||
|
|
a.click();
|
|||
|
|
});
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
//构建rtm发送对象
|
|||
|
|
function getRtmData(title,data){
|
|||
|
|
return {
|
|||
|
|
"title":title,
|
|||
|
|
"sender":loginUserName,
|
|||
|
|
"department":"",
|
|||
|
|
"scope":"",
|
|||
|
|
"receiver":[rtmName],
|
|||
|
|
"video":"",
|
|||
|
|
"rtm":(new Date().getTime()).toString(),
|
|||
|
|
"data":data,
|
|||
|
|
"userScope":"",
|
|||
|
|
"userBragide":"",
|
|||
|
|
"userDetachchment":"",
|
|||
|
|
"userBorough":"",
|
|||
|
|
"name":"",
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
//发送mqqt接口数据
|
|||
|
|
function sendMqttData(obj){
|
|||
|
|
var mqttObj={
|
|||
|
|
"topic":`${station}/ter_cmd`,
|
|||
|
|
"message":JSON.stringify(obj)
|
|||
|
|
}
|
|||
|
|
$.ajax({
|
|||
|
|
url: mqttUrl,
|
|||
|
|
type: "post",
|
|||
|
|
dataType: "json",
|
|||
|
|
headers: {
|
|||
|
|
"Content-Type": "application/json;charset=utf-8"
|
|||
|
|
},
|
|||
|
|
data: JSON.stringify(mqttObj),
|
|||
|
|
success: function(d) {
|
|||
|
|
//console.error(d);
|
|||
|
|
}
|
|||
|
|
})
|
|||
|
|
}
|
|||
|
|
}
|