MediaStream使用webRtc多窗口传递

2024-04-18 17:20
文章标签 使用 传递 webrtc 多窗口 mediastream

本文主要是介绍MediaStream使用webRtc多窗口传递，希望对大家解决编程问题提供一定的参考价值，需要的开发者们随着小编来一起学习吧！

最近在做音视频通话，有个需求是把当前会话弄到另一个窗口单独展示，但是会话是属于主窗口的，多窗口通信目前不能直接传递对象，所以想着使用webRtc在主窗口和兄弟窗口建立连接，把主窗口建立会话得到的MediaStream传递给兄弟窗口;

主窗口界面

在这里插入图片描述

兄弟窗口界面

在这里插入图片描述

主窗口点击发送本地媒体后

在这里插入图片描述

呼叫封装_主窗口
// 主窗口WebRtc_呼叫
class CallWindowWebRtc {// 广播通道curBroadcas: BroadcastChannel;// webRtc点对点连接peerConnection: RTCPeerConnection;// 广播通道constructor({broadcastChannelName = 'yyh_text'}) {this.curBroadcas = CreateBroadcastChannel(broadcastChannelName);this.curBroadcas.onmessage = (event) => this.onMessage(event);// 处理页面刷新和关闭方法this.handlePageRefreshClose();}// 接收消息onMessage(event: any) {const msg = event.data;// 收到远端接听消息if (msg.type === 'answer') {this.handleSedRemoteSDP(msg);}if (msg.type === 'hangup') {this.hangup();}}// 发送消息_方法postMessage(msg: any) {this.curBroadcas.postMessage(msg);}// 处理页面刷新和关闭方法handlePageRefreshClose() {window.addEventListener('beforeunload', () => {this.postMessage({data: {event: 'mainPageRefresh', eventName: '主页面刷新了'}});});window.addEventListener('beforeunload', () => {this.postMessage({data: {event: 'mainPageClose', eventName: '主页面关闭了'}});});}// 处理媒体停止handleStreamStop() {if (!this.peerConnection) { return; }let localStream = this.peerConnection.getSenders();localStream.forEach((item: any) => {item.track.stop();})}// 卸载unmount() {if (this.peerConnection) {let localStream = this.peerConnection.getSenders();localStream.forEach((item: any) => {item.track.stop();})this.peerConnection.close();this.peerConnection.onicecandidate = null;this.peerConnection.ontrack = null;this.peerConnection.oniceconnectionstatechange = null;this.peerConnection = null;}if (this.curBroadcas) {this.curBroadcas.onmessage = null;this.curBroadcas = null;}}// ICE连接状态回调handleOniceconnectionstatechange(event) {// 1.检查网络配置if (this.peerConnection.iceConnectionState === 'checking') {// 发送订阅消息_给外部this.onSubscriptionMsg({event: 'iceConnectionState', code: 'checking', eventName: '检查网络配置'});// 2.ICE候选者被交换并成功建立了数据传输通道} else if (this.peerConnection.iceConnectionState === 'connected') {// 发送订阅消息_给外部this.onSubscriptionMsg({event: 'iceConnectionState', code: 'connected', eventName: 'ICE候选者被交换并成功建立了数据传输通道'});// 3.当连接被关闭或由于某种原因（如网络故障、对端关闭连接等）中断时} else if (this.peerConnection.iceConnectionState === 'disconnected') {this.hangup();this.onSubscriptionMsg({event: 'iceConnectionState', code: 'connected', eventName: 'ICE接被关闭或由于某种原因断开'});};}// 发送订阅消息给外部onSubscriptionMsg(msg: {}) {}// 创建全新的 RTCPeerConnectionhandleCreateNewPerrc() {// 停止媒体 this.handleStreamStop();// 最好每一次通话都单独创建一个RTCPeerConnection对象,防止复用导致ICE候选的收集受到之前连接的影响,导致画面延迟加载,或其它异常问题无法排查处理;this.peerConnection = new RTCPeerConnection();this.peerConnection.onicecandidate = (event) => this.onIcecandidate(event);this.peerConnection.ontrack = (event) => this.handleOnTrack(event);this.peerConnection.oniceconnectionstatechange  = (event) => this.handleOniceconnectionstatechange(event);}// 呼叫call(stream?: MediaStream) {return new Promise((resolve, reject) => {this.handleCreateNewPerrc();this.handleStreamAddPeerConnection(stream);this.handleCreateOffer().then((offer) => {// 存入本地offerthis.handleLocalDes(offer).then(() => {// 给远端发sdpthis.handleSendSDP();resolve({code: 1, message: '发送sdp给远端'});}).catch(() => {reject({code: 0, message: '存入本地offer失败'});});}).catch(() => {reject({code: 0, message: '创建offer失败'});});});}// 挂断hangup() {if (!this.peerConnection) {return;}if (this.peerConnection.signalingState === 'closed') {return;};this.postMessage({type: 'hangup'});// 停止媒体流let localStream = this.peerConnection.getSenders();localStream.forEach((item: any) => {item.track.stop();});// 关闭peerConectionthis.peerConnection.close();}// 1.获取本地媒体流getUserMediaToStream(audio: true, video: true) {return navigator.mediaDevices.getUserMedia({audio, video});}// 2.把媒体流轨道添加到 this.peerConnection 中handleStreamAddPeerConnection(stream?: MediaStream) {if (!stream) {stream = new MediaStream();}const tmpStream = new MediaStream();const audioTracks = stream.getAudioTracks();const videoTracks = stream.getVideoTracks();if (audioTracks.length) {tmpStream.addTrack(audioTracks[0]);this.peerConnection.addTrack(tmpStream.getAudioTracks()[0], tmpStream);}if (videoTracks.length) {tmpStream.addTrack(videoTracks[0]);this.peerConnection.addTrack(tmpStream.getVideoTracks()[0], tmpStream);}}// 3.创建createOfferhandleCreateOffer() {return this.peerConnection.createOffer();}// 4.设置本地SDP描述handleLocalDes(offer) {return this.peerConnection.setLocalDescription(offer);}// 5.发送SDP消息给远端handleSendSDP() {if (this.peerConnection.signalingState === 'have-local-offer') {// 使用某种方式将offer传递给窗口Bconst answerData = {type: this.peerConnection.localDescription.type,sdp: this.peerConnection.localDescription.sdp};this.curBroadcas.postMessage(answerData);}}// 6.收到远端接听_存远端SDPhandleSedRemoteSDP(msg: any) {// if (this.peerConnection.signalingState === 'stable') { return; }const answerData = msg;const answer = new RTCSessionDescription(answerData);return this.peerConnection.setRemoteDescription(answer);}// 7.用于处理ICEonIcecandidate(event) {// 如果event.candidate存在，说明有一个新的ICE候选地址产生了if (event.candidate) {  // 将ICE候选地址, 通常需要通过信令服务器发送给对端this.curBroadcas.postMessage({type: 'candidate', candidate: JSON.stringify(event.candidate)});  } else {  // 如果event.candidate不存在，则表示所有候选地址都已经收集完毕// 在某些情况下，这可能意味着ICE候选过程已完成，但并非总是如此// 因为在某些情况下，会有多轮ICE候选生成}}// 8.监听轨道赋值给video标签onTrackhandleOnTrack(event: any) {let remoteStream = event.streams[0];// 发送订阅消息_给外部this.onSubscriptionMsg({event: 'remoteStreams', eventName: '远端视频准备好了', remoteStream})}}
兄弟窗口封装
// 其它窗口WebRtc_接听
class AnswerWindowWebRtc {// 广播通道curBroadcas: BroadcastChannel;// webRtc点对点连接peerConnection: RTCPeerConnection;constructor({broadcastChannelName = 'yyh_text'}) {this.curBroadcas = CreateBroadcastChannel(broadcastChannelName);this.curBroadcas.onmessage = (event) => this.onMessage(event);this.handlePageRefreshClose();}// 接收消息onMessage(event: any) {const msg = event.data;// 收到远端SDPif (msg.type === 'offer') {this.handleCreateNewPerrc();this.onSubscriptionMsg({event: 'incomingCall', eventName: '收到新的来电', offer: msg});}// 保存这些 candidate，candidate 信息主要包括 IP 和端口号，以及所采用的协议类型等if (msg.type === 'candidate') {const candidate = new RTCIceCandidate(JSON.parse(event.data.candidate));this.peerConnection.addIceCandidate(candidate);}if (msg.type === 'hangup') {this.hangup();}}// 发送消息_方法postMessage(msg: any) {this.curBroadcas.postMessage(msg);}// 收到来电后创建全新的handleCreateNewPerrc() {// 停止媒体this.handleStreamStop();// 最好每一次通话都单独创建一个RTCPeerConnection对象,防止复用导致ICE候选的收集受到之前连接的影响,导致画面延迟加载,或其它异常问题无法排查处理;this.peerConnection = new RTCPeerConnection();this.peerConnection.ontrack = (event) => this.handleOnTrack(event);this.peerConnection.oniceconnectionstatechange  = (event) => this.handleOniceconnectionstatechange();}// 处理页面刷新和关闭方法handlePageRefreshClose() {window.addEventListener('beforeunload', () => {this.postMessage({data: {event: 'otherPageRefresh', eventName: '其它页面刷新了'}});});window.addEventListener('beforeunload', () => {this.postMessage({data: {event: 'otherPageClose', eventName: '其它页面关闭了'}});});}// 处理媒体停止handleStreamStop() {if (!this.peerConnection) { return; }let localStream = this.peerConnection.getSenders();localStream.forEach((item: any) => {item.track.stop();})}// 卸载unmount() {if (this.peerConnection) {let localStream = this.peerConnection.getSenders();localStream.forEach((item: any) => {item.track.stop();})this.peerConnection.close();this.peerConnection.onicecandidate = null;this.peerConnection.ontrack = null;this.peerConnection.oniceconnectionstatechange = null;this.peerConnection = null;}if (this.curBroadcas) {this.curBroadcas.onmessage = null;this.curBroadcas = null;}}// 挂断hangup() {if (!this.peerConnection) {return;}if (this.peerConnection.signalingState === 'closed') {return;};this.postMessage({type: 'hangup'});// 停止媒体流let localStream = this.peerConnection.getSenders();localStream.forEach((item: any) => {item.track.stop();});// 关闭peerConectionthis.peerConnection.close();}// ICE连接状态回调handleOniceconnectionstatechange() {// 1.检查网络配置if (this.peerConnection.iceConnectionState === 'checking') {// 发送订阅消息_给外部this.onSubscriptionMsg({event: 'iceConnectionState', code: 'checking', eventName: '检查网络配置'});// 2.ICE候选者被交换并成功建立了数据传输通道} else if (this.peerConnection.iceConnectionState === 'connected') {// 发送订阅消息_给外部this.onSubscriptionMsg({event: 'iceConnectionState', code: 'connected', eventName: 'ICE候选者被交换并成功建立了数据传输通道'});// 3.当连接被关闭或由于某种原因（如网络故障、对端关闭连接等）中断时} else if (this.peerConnection.iceConnectionState === 'disconnected') {this.hangup();this.onSubscriptionMsg({event: 'iceConnectionState', code: 'connected', eventName: 'ICE接被关闭或由于某种原因断开'});};}// 发送订阅消息给外部onSubscriptionMsg(msg: {}) {}// 接听answer(msg: any, stream?: MediaStream) {return new Promise((resolve, reject) => {this.handleStreamAddPeerConnection(stream);this.handleSedRemoteSDP(msg).then(() => {this.handleCreateAnswer().then((offer) => {this.handleLocalDes(offer).then(() => {this.handleSendAnswerRemoteMsg();resolve({code: 1, message: '已发送接听消息给发送端,等待ice确认'});}).catch(() => {reject({code: 0, message: '本地sdp存储失败'});});}).catch(() => {reject({code: 0, message: '创建接听offer失败'});});}).catch(() => {reject({code: 0, message: '远端sdp存储失败'});})});}// 1.获取本地媒体流getUserMediaToStream(audio: true, video: true) {return navigator.mediaDevices.getUserMedia({audio, video});}// 2.把媒体流轨道添加到 this.peerConnection 中handleStreamAddPeerConnection(stream?: MediaStream) {if (!stream) {stream = new MediaStream();}const tmpStream = new MediaStream();const audioTracks = stream.getAudioTracks();const videoTracks = stream.getVideoTracks();if (audioTracks.length) {tmpStream.addTrack(audioTracks[0]);this.peerConnection.addTrack(tmpStream.getAudioTracks()[0], tmpStream);}if (videoTracks.length) {tmpStream.addTrack(videoTracks[0]);this.peerConnection.addTrack(tmpStream.getVideoTracks()[0], tmpStream);}}// 3.收到远端邀请_存远端SDPhandleSedRemoteSDP(msg: any) {const answerData = msg;const answer = new RTCSessionDescription(answerData);return this.peerConnection.setRemoteDescription(answer);}// 4.接听handleCreateAnswer() {return this.peerConnection.createAnswer();}// 5.设置本地SDP描述handleLocalDes(offer) {return this.peerConnection.setLocalDescription(offer);}// 6.发送接听消息给远端handleSendAnswerRemoteMsg() {const answerData = {type: this.peerConnection.localDescription.type,sdp: this.peerConnection.localDescription.sdp};// 使用某种方式将answer传递回窗口Athis.curBroadcas.postMessage(answerData);}// 7.监听轨道赋值给video标签onTrackhandleOnTrack(event: any) {let remoteStream = event.streams[0];// 发送订阅消息_给外部this.onSubscriptionMsg({event: 'remoteStreams', eventName: '远端视频准备好了', remoteStream})}
}
导出方法
// 创建广播通道_建立两个窗口的广播通道,方便互发消息
function CreateBroadcastChannel(channelName: string) {return new BroadcastChannel(channelName);
};
export {CallWindowWebRtc, AnswerWindowWebRtc};
vue3主窗口使用
<template><div class="root"><h1>主窗口</h1><div class="loca_right_parent_wrap"><div class="loca_video_wrap"><div><button @click="methods.handleVideoToTracks()">发送本地视频给兄弟窗口</button></div><video id="locaVideo" autoplay controls src="./one.mp4" loop width="640" height="480" muted></video></div><div class="remote_video_wrap"><div class="tip_text">兄弟窗口视频预览 <button @click="methods.handleHangUp()">挂断</button> </div><video id="remoteVideo" autoplay controls width="640" height="480"></video></div></div></div>
</template><script lang="ts">
import {onMounted, onBeforeUnmount} from 'vue';
import {CallWindowWebRtc} from '@/Util/MultiWindowSharingStream';
let curWebRtc: any = null;
export default {setup() {const methods = {handleVideoToTracks() {if (curWebRtc) {curWebRtc.unmount && curWebRtc.unmount();}curWebRtc = new CallWindowWebRtc({});// 获取轨道const myVideo = document.getElementById('locaVideo');const myVideoStream = (myVideo as any).captureStream(30);// 呼叫curWebRtc.call(myVideoStream);// 拦截订阅消息curWebRtc.onSubscriptionMsg = (msg) => {if (msg.event && msg.event === 'remoteStreams') {const {remoteStream} = msg;const remoteRef = document.getElementById('remoteVideo');(remoteRef as HTMLVideoElement).srcObject = remoteStream;// (remoteRef as HTMLVideoElement).play();}}},handleHangUp() {if (curWebRtc) {curWebRtc.hangup && curWebRtc.hangup();}},// 处理组件卸载handleUnmount(){if (curWebRtc) {curWebRtc.unmount && curWebRtc.unmount();}}}onMounted(() => {});onBeforeUnmount(() => {methods.handleUnmount();})return {methods,}}
}
</script><style lang="scss" scoped>
.root{.loca_right_parent_wrap{display: flex;}.loca_video_wrap{box-sizing: border-box;padding: 0 5px;video{background: #000;}}.remote_video_wrap{box-sizing: border-box;padding: 0 5px;.tip_text{height: 28px;}video{background: #000;}}
}
</style>
vue3兄弟窗口使用
<template><div class="root"><h1>兄弟窗口</h1><div class="loca_right_parent_wrap"><div class="loca_video_wrap"><div class="tip_text">本地视频预览</div><video id="locaVideo" autoplay controls src="./two.mp4" loop width="640" height="480"></video></div><div class="remote_video_wrap"><div class="tip_text">主窗口视频预览 <button @click="methods.handleHangUp()">挂断</button></div><video id="remoteVideo" autoplay controls width="640" height="480"></video></div></div></div>
</template><script lang="ts">
import {onMounted, onBeforeUnmount} from 'vue';
import {AnswerWindowWebRtc} from '@/Util/MultiWindowSharingStream';
let curWebRtc: any = null;
export default {setup() {const methods = {handleVideoToTracks() {},handleInitAnswerOne() {if (curWebRtc) {curWebRtc.close && curWebRtc.close();curWebRtc = null;}curWebRtc = new AnswerWindowWebRtc({});const remoteRef = document.getElementById('remoteVideo');const myVideo = document.getElementById('locaVideo');// 拦截订阅消息curWebRtc.onSubscriptionMsg = (msg) => {// 收到远端媒体流if (msg.event && msg.event === 'remoteStreams') {const {remoteStream} = msg;const remoteRef = document.getElementById('remoteVideo');(remoteRef as HTMLVideoElement).srcObject = remoteStream;// (remoteRef as HTMLVideoElement).play();}// 收到新的来电if (msg.event && msg.event === 'incomingCall') {(remoteRef as HTMLVideoElement).srcObject = null;// 获取轨道const locaVideoStream = (myVideo as any).captureStream(30);const {offer} = msg;curWebRtc.answer(offer, locaVideoStream);}}},handleHangUp() {if (curWebRtc) {curWebRtc.hangup && curWebRtc.hangup();}},handleUnmount() {if (curWebRtc) {curWebRtc.unmount && curWebRtc.unmount();curWebRtc = null;}}}onMounted(() => {methods.handleInitAnswerOne();});onBeforeUnmount(() => {methods.handleUnmount();});return {methods}}
}
</script><style lang="scss" scoped>
.root{.loca_right_parent_wrap{display: flex;}.loca_video_wrap{box-sizing: border-box;padding: 0 5px;.tip_text{height: 28px;}video{background: #000;}}.remote_video_wrap{box-sizing: border-box;padding: 0 5px;.tip_text{height: 28px;}video{background: #000;}}
}
</style>

这篇关于MediaStream使用webRtc多窗口传递的文章就介绍到这儿，希望我们推荐的文章对编程师们有所帮助！


http://www.chinasem.cn/article/915402。

相关文章

如何使用Lombok进行spring 注入

如何使用Lombok进行spring 注入

《如何使用Lombok进行spring注入》本文介绍如何用Lombok简化Spring注入,推荐优先使用setter注入,通过注解自动生成getter/setter及构造器,减少冗余代码,提升开发效... Lombok为了开发环境简化代码，好处不用多说。spring 注入方式为2种，构造器注入和setter
阅读更多...
MySQL中比较运算符的具体使用

MySQL中比较运算符的具体使用

《MySQL中比较运算符的具体使用》本文介绍了SQL中常用的符号类型和非符号类型运算符,符号类型运算符包括等于(=)、安全等于(=)、不等于(/!=)、大小比较(,=,,=)等,感兴趣的可以了解一下... 目录符号类型运算符1. 等于运算符=2. 安全等于运算符<=>3. 不等于运算符<>或!=4. 小于运
阅读更多...
使用zip4j实现Java中的ZIP文件加密压缩的操作方法

使用zip4j实现Java中的ZIP文件加密压缩的操作方法

《使用zip4j实现Java中的ZIP文件加密压缩的操作方法》本文介绍如何通过Maven集成zip4j1.3.2库创建带密码保护的ZIP文件,涵盖依赖配置、代码示例及加密原理,确保数据安全性,感兴趣的... 目录1. zip4j库介绍和版本1.1 zip4j库概述1.2 zip4j的版本演变1.3 zip4
阅读更多...
Python 字典 (Dictionary)使用详解

Python 字典 (Dictionary)使用详解

《Python字典(Dictionary)使用详解》字典是python中最重要,最常用的数据结构之一,它提供了高效的键值对存储和查找能力,：本文主要介绍Python字典(Dictionary)... 目录字典1.基本特性2.创建字典3.访问元素4.修改字典5.删除元素6.字典遍历7.字典的高级特性默认字典
阅读更多...
使用Python构建一个高效的日志处理系统

使用Python构建一个高效的日志处理系统

《使用Python构建一个高效的日志处理系统》这篇文章主要为大家详细讲解了如何使用Python开发一个专业的日志分析工具,能够自动化处理、分析和可视化各类日志文件,大幅提升运维效率,需要的可以了解下... 目录环境准备工具功能概述完整代码实现代码深度解析1. 类设计与初始化2. 日志解析核心逻辑3. 文件处
阅读更多...
一文详解如何使用Java获取PDF页面信息

一文详解如何使用Java获取PDF页面信息

《一文详解如何使用Java获取PDF页面信息》了解PDF页面属性是我们在处理文档、内容提取、打印设置或页面重组等任务时不可或缺的一环,下面我们就来看看如何使用Java语言获取这些信息吧... 目录引言一、安装和引入PDF处理库引入依赖二、获取 PDF 页数三、获取页面尺寸（宽高）四、获取页面旋转角度五、判断
阅读更多...
C++中assign函数的使用

C++中assign函数的使用

《C++中assign函数的使用》在C++标准模板库中,std::list等容器都提供了assign成员函数,它比操作符更灵活,支持多种初始化方式,下面就来介绍一下assign的用法,具有一定的参考价... 目录​1.assign的基本功能​​语法​2. 具体用法示例​​​(1) 填充n个相同值​​(2)
阅读更多...
Spring StateMachine实现状态机使用示例详解

Spring StateMachine实现状态机使用示例详解

《SpringStateMachine实现状态机使用示例详解》本文介绍SpringStateMachine实现状态机的步骤,包括依赖导入、枚举定义、状态转移规则配置、上下文管理及服务调用示例,重点解... 目录什么是状态机使用示例什么是状态机状态机是计算机科学中的​​核心建模工具​​，用于描述对象在其生命
阅读更多...
使用Python删除Excel中的行列和单元格示例详解

使用Python删除Excel中的行列和单元格示例详解

《使用Python删除Excel中的行列和单元格示例详解》在处理Excel数据时,删除不需要的行、列或单元格是一项常见且必要的操作,本文将使用Python脚本实现对Excel表格的高效自动化处理,感兴... 目录开发环境准备使用 python 删除 Excphpel 表格中的行删除特定行删除空白行删除含指定
阅读更多...
深入理解Go语言中二维切片的使用

深入理解Go语言中二维切片的使用

《深入理解Go语言中二维切片的使用》本文深入讲解了Go语言中二维切片的概念与应用,用于表示矩阵、表格等二维数据结构,文中通过示例代码介绍的非常详细,需要的朋友们下面随着小编来一起学习学习吧... 目录引言二维切片的基本概念定义创建二维切片二维切片的操作访问元素修改元素遍历二维切片二维切片的动态调整追加行动态
阅读更多...

Copyright China编程 23002807@qq.com

沪ICP备2023033072号-2