ganzf
/
uniIM


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<meta charset="UTF-8">
		<meta http-equiv="X-UA-Compatible" content="IE=edge">
		<meta name="viewport" content="width=device-width, initial-scale=1.0">
		<link rel="stylesheet" type="text/css" href="./css/index.css" />
		<title>视频通话</title>
		<style>
		html, body {
		    height: 100%;
		}
		body {
		    margin: 0;
		}
		</style>
	</head>
	<body>
		<video class="Bvideo" id="Big_video"  preload autoplay onclick="Bvideoselc()"></video>
		<video class="Svideo" id="sm_video"  preload muted autoplay onclick="Svideoselc()"></video>
		<div class="bottomView" style="width: 100%;">
		 <div class="contentColumnC">
			 <div class="contentInRowC">
			   <img class="guadanImg" style="margin-top: 5px;" src="./img/icon_off.png" alt="" onclick="guaduan()"/>
			   <img id='dianhua_Img' class="guadanImg" style="margin-top: 5px;margin-left: 30px;" src="./img/icon_on.png" alt="" onclick="actjietong()"/>
			 </div>
			 <div class="contentInRowC" style="width: 100%;margin-top: 10px;">
				 <div id="markNote"></div>
				 <img class="calling" src="./img/loading2.gif" alt="" />
			 </div>
		 </div>
		</div>
	</body>
	<script type="text/javascript" src="./js/lib/uniwebviewsdk.js"></script>
	<script>
	let state1,state2,state3,state4,state5;
	const markNote = document.getElementById('markNote');
	const Big_video = document.getElementById('Big_video');
	const sm_video = document.getElementById('sm_video');
	let localStream = null;
	let localCall = null;
	let localCandidata=null;
	let peer = null;
	let video=null;
	let jietong=false;
	let payload=null;
	
	let markindex=0;
	
	const dianhua_Img = document.getElementById('dianhua_Img');
    

	//====================================================
	function getQueryVariable(variable) {
		var query = decodeURI(window.location.search.substring(1));
		var vars = query.split("&");
		for (var i = 0; i < vars.length; i++) {
			var pair = vars[i].split("=");
			if (pair[0] == variable) {
				return pair[1];
			}
		}
		return (false);
	}
	function Bvideoselc(){
		
	}
	function Svideoselc(){
		
	}
	
	function actjietong(){
		jietong=true;
		dianhua_Img.style.display='none'
		markNote.innerHTML=state2;
		uni.postMessage({
		    data: {
		        data:'', // 回传
				type:'accept'
		    },
		});
	}
	
	function guaduan(){
		if(peer){
			peer.close();
		}
		uni.postMessage({
		    data: {
		        data:'', // 回传
				type:'close'
		    },
		});
	}
	
	//====================================================
	function appAct (obj) {
		if(obj.type=='offer'){//收到发起方sdp offer
			if(jietong){
				markNote.innerHTML=state2;
				RCstartWebRct(obj);//启动wbrtc
			}
		}
	}
	function appActcandidate (obj){//发起方收到candidate 添加到Rct
		for(var i=0;i<obj.length;i++){
			peer.addIceCandidate(obj[i]);
		}
		//推送candidate
		uni.postMessage({
		    data: {
		        data:localCandidata, // 回传并推送offer
				type:"candidate"
		    },
		});
	}
	
	async function startCapture(displayMediaOptions) {
	    try {
	        localStream = await navigator.mediaDevices.getUserMedia(displayMediaOptions);
			sm_video.srcObject=localStream;
	    } catch(err) {
	        console.error(err);
	    }
	}
	function startCommunicate(){
		peer.ontrack = (e) => {
			if(e.streams[0]){
				localCall=e.streams[0];
				var otherVideos = document.querySelector('#Big_video');
				otherVideos.srcObject = localCall
			}
		}
	}
	async function RCstartWebRct(payload){
		peer = new RTCPeerConnection(
			{
				iceServers:[
					{
						urls: ["stun:203.175.169.52:3478",
							"turn:203.175.169.52:3478"
						],
						username: 'aaaaa',
						credential: 'bbbbb'
					}
				],
				offerExtmapAllowMixed:false
			}
		);
		
		//添加本地音视频
		localStream.getTracks().forEach((track) => {
		  peer.addTrack(track, localStream)
		})
		localCandidata=[];
		peer.onicecandidate = function (event) {
		  if (event.candidate){
			localCandidata.push(event.candidate);
		  }
		}
		startCommunicate();
		peer.onconnectionstatechange = function (ev) {
			if(peer.connectionState=="closed"){
				markNote.innerHTML=state5;
			}
			if(peer.connectionState=="connected"){
				markNote.innerHTML=state3;
			}
			if(peer.connectionState=="connecting"){
				markNote.innerHTML=state2;
			}
			if(peer.connectionState=="disconnected"){
				markNote.innerHTML=state4;
			}
		};
		//记录远端offer
		const offer = new RTCSessionDescription(payload);
		await peer.setRemoteDescription(offer);
		
		const remoteAnswer = await peer.createAnswer();
		
		//记录本地offer
		await peer.setLocalDescription(remoteAnswer);
		//推送remoteAnswer
		uni.postMessage({
		    data: {
		        data:remoteAnswer, // 回传并推送offer
				type:"answer"
		    },
		});
	}
	function initRtc() {
		title='语音通话';
		state1='正在呼叫';
		state2='正在接通';
		state3='已接通';
		state4='已挂断';
		state5='结束通话';
		//document.getElementById('Name').innerHTML=getQueryVariable('friendName');;
		//document.getElementById('Avatar').src=getQueryVariable('friendAvatar');;
		//markNote.innerHTML=state1;
		setTimeout(() => {
			startCapture({ video: true, audio: true});
			//startCapture({audio: true});
		}, 1000)
		return;
	}
	function releaseTack(){
		if(peer){
			peer.close();
		}
	}
	window.onload=initRtc;
	window.onunload=releaseTack;
	</script>
	
</html>