Support WHIP and WHEP player. v5.0.147 and v6.0.35 (#3460)

PICK c001acaae9

Co-authored-by: chundonglinlin <chundonglinlin@163.com>
Co-authored-by: panda <542638787@qq.com>

trunk/doc/CHANGELOG.md

@@ -8,6 +8,7 @@ The changelog for SRS.
 
 ## SRS 5.0 Changelog
 
+* v5.0, 2023-03-20, Merge [#3460](https://github.com/ossrs/srs/pull/3460): WebRTC: Support WHIP/WHEP players. v5.0.147 (#3460)
 * v5.0, 2023-03-07, Merge [#3446](https://github.com/ossrs/srs/pull/3446): WebRTC: Warning if no ideal profile. v5.0.146 (#3446)
 * v5.0, 2023-03-06, Merge [#3445](https://github.com/ossrs/srs/pull/3445): Support configure for generic linux. v5.0.145 (#3445)
 * v5.0, 2023-03-04, Merge [#3105](https://github.com/ossrs/srs/pull/3105): Kickoff publisher when stream is idle, which means no players. v5.0.144 (#3105)

trunk/doc/Features.md

@@ -67,8 +67,10 @@ The features of SRS.
 - [x] Other: [Experimental] Support pushing MPEG-TS over UDP, please read [bug #250](https://github.com/ossrs/srs/issues/250).
 - [x] Other: [Experimental] Support pushing FLV over HTTP POST, please read wiki([CN](https://ossrs.net/lts/zh-cn/docs/v4/doc/streamer#push-http-flv-to-srs), [EN](https://ossrs.io/lts/en-us/docs/v4/doc/streamer#push-http-flv-to-srs)).
 - [x] Other: [Experimental] Support push stream by GB28181, [#3176](https://github.com/ossrs/srs/issues/3176). v5.0.74+
+- [x] Other: Support WHIP/WHEP player, [#3460](https://github.com/ossrs/srs/pull/3460). v5.0.147+
 - [ ] System: Support Windows/Cygwin 64bits, [#2532](https://github.com/ossrs/srs/issues/2532).
 - [ ] System: Support H.265 over RTMP and HLS, [#465](https://github.com/ossrs/srs/issues/465).
+- [ ] System: Proxy to extend origin servers, [#3138](https://github.com/ossrs/srs/issues/3138).
 - [ ] System: Support source cleanup for idle streams, [#413](https://github.com/ossrs/srs/issues/413).
 - [ ] Live: Support HLS variant, [#463](https://github.com/ossrs/srs/issues/463).
 - [ ] RTC: Support IETF-QUIC for WebRTC Cluster, [#2091](https://github.com/ossrs/srs/issues/2091).

trunk/research/players/js/srs.page.js

@@ -17,6 +17,8 @@ function update_nav() {
     $("#nav_srs_player").attr("href", "srs_player.html" + window.location.search);
     $("#nav_rtc_player").attr("href", "rtc_player.html" + window.location.search);
     $("#nav_rtc_publisher").attr("href", "rtc_publisher.html" + window.location.search);
+    $("#nav_whip").attr("href", "whip.html" + window.location.search);
+    $("#nav_whep").attr("href", "whep.html" + window.location.search);
     $("#nav_srs_publisher").attr("href", "srs_publisher.html" + window.location.search);
     $("#nav_srs_chat").attr("href", "srs_chat.html" + window.location.search);
     $("#nav_srs_bwt").attr("href", "srs_bwt.html" + window.location.search);
@@ -116,6 +118,38 @@ function build_default_rtc_url(query) {
     return uri;
 };
 
+function build_default_whip_whep_url(query, apiPath) {
+    // The format for query string to overwrite configs of server.
+    console.log('?eip=x.x.x.x to overwrite candidate. 覆盖服务器candidate(外网IP)配置');
+    console.log('?api=x to overwrite WebRTC API(1985).');
+    console.log('?schema=http|https to overwrite WebRTC API protocol.');
+
+    var server = (!query.server)? window.location.hostname:query.server;
+    var vhost = (!query.vhost)? window.location.hostname:query.vhost;
+    var app = (!query.app)? "live":query.app;
+    var stream = (!query.stream)? "livestream":query.stream;
+    var api = ':' + (query.api || (window.location.protocol === 'http:' ? '1985' : '1990'));
+
+    var queries = [];
+    if (server !== vhost && vhost !== "__defaultVhost__") {
+        queries.push("vhost=" + vhost);
+    }
+    if (query.schema && window.location.protocol !== query.schema + ':') {
+        queries.push('schema=' + query.schema);
+    }
+    queries = user_extra_params(query, queries, true);
+
+    var uri = window.location.protocol + "//" + server + api + apiPath + "?app=" + app + "&stream=" + stream + "&" + queries.join('&');
+    while (uri.lastIndexOf("?") === uri.length - 1) {
+        uri = uri.slice(0, uri.length - 1);
+    }
+    while (uri.lastIndexOf("&") === uri.length - 1) {
+        uri = uri.slice(0, uri.length - 1);
+    }
+
+    return uri;
+}
+
 /**
 * initialize the page.
 * @param flv_url the div id contains the flv stream url to play
@@ -136,3 +170,11 @@ function srs_init_rtc(id, query) {
     update_nav();
     $(id).val(build_default_rtc_url(query));
 }
+function srs_init_whip(id, query) {
+    update_nav();
+    $(id).val(build_default_whip_whep_url(query, '/rtc/v1/whip/'));
+}
+function srs_init_whep(id, query) {
+    update_nav();
+    $(id).val(build_default_whip_whep_url(query, '/rtc/v1/whip-play/'));
+}

trunk/research/players/js/srs.sdk.js

@@ -134,14 +134,14 @@ function SrsRtcPublisherAsync() {
                 api += '/';
             }
 
-            apiUrl = schema + '//' + urlObject.server + ':' + port + api;
+            var apiUrl = schema + '//' + urlObject.server + ':' + port + api;
             for (var key in urlObject.user_query) {
                 if (key !== 'api' && key !== 'play') {
                     apiUrl += '&' + key + '=' + urlObject.user_query[key];
                 }
             }
             // Replace /rtc/v1/play/&k=v to /rtc/v1/play/?k=v
-            var apiUrl = apiUrl.replace(api + '&', api + '?');
+            apiUrl = apiUrl.replace(api + '&', api + '?');
 
             var streamUrl = urlObject.url;
 
@@ -369,14 +369,14 @@ function SrsRtcPlayerAsync() {
                 api += '/';
             }
 
-            apiUrl = schema + '//' + urlObject.server + ':' + port + api;
+            var apiUrl = schema + '//' + urlObject.server + ':' + port + api;
             for (var key in urlObject.user_query) {
                 if (key !== 'api' && key !== 'play') {
                     apiUrl += '&' + key + '=' + urlObject.user_query[key];
                 }
             }
             // Replace /rtc/v1/play/&k=v to /rtc/v1/play/?k=v
-            var apiUrl = apiUrl.replace(api + '&', api + '?');
+            apiUrl = apiUrl.replace(api + '&', api + '?');
 
             var streamUrl = urlObject.url;
 
@@ -510,6 +510,145 @@ function SrsRtcPlayerAsync() {
     return self;
 }
 
+// Depends on adapter-7.4.0.min.js from https://github.com/webrtc/adapter
+// Async-awat-prmise based SRS RTC Publisher by WHIP.
+function SrsRtcWhipWhepAsync() {
+    var self = {};
+
+    // https://developer.mozilla.org/en-US/docs/Web/API/MediaDevices/getUserMedia
+    self.constraints = {
+        audio: true,
+        video: {
+            width: {ideal: 320, max: 576}
+        }
+    };
+
+    // See https://datatracker.ietf.org/doc/draft-ietf-wish-whip/
+    // @url The WebRTC url to publish with, for example:
+    //      http://localhost:1985/rtc/v1/whip/?app=live&stream=livestream
+    self.publish = async function (url) {
+        if (url.indexOf('/whip/') === -1) throw new Error(`invalid WHIP url ${url}`);
+
+        self.pc.addTransceiver("audio", {direction: "sendonly"});
+        self.pc.addTransceiver("video", {direction: "sendonly"});
+
+        if (!navigator.mediaDevices && window.location.protocol === 'http:' && window.location.hostname !== 'localhost') {
+            throw new SrsError('HttpsRequiredError', `Please use HTTPS or localhost to publish, read https://github.com/ossrs/srs/issues/2762#issuecomment-983147576`);
+        }
+        var stream = await navigator.mediaDevices.getUserMedia(self.constraints);
+
+        // @see https://developer.mozilla.org/en-US/docs/Web/API/RTCPeerConnection/addStream#Migrating_to_addTrack
+        stream.getTracks().forEach(function (track) {
+            self.pc.addTrack(track);
+
+            // Notify about local track when stream is ok.
+            self.ontrack && self.ontrack({track: track});
+        });
+
+        var offer = await self.pc.createOffer();
+        await self.pc.setLocalDescription(offer);
+        const answer = await new Promise(function (resolve, reject) {
+            console.log("Generated offer: ", offer);
+
+            const xhr = new XMLHttpRequest();
+            xhr.onload = function() {
+                if (xhr.readyState !== xhr.DONE) return;
+                if (xhr.status !== 200) return reject(xhr);
+                const data = xhr.responseText;
+                console.log("Got answer: ", data);
+                return data.code ? reject(xhr) : resolve(data);
+            }
+            xhr.open('POST', url, true);
+            xhr.setRequestHeader('Content-type', 'application/sdp');
+            xhr.send(offer.sdp);
+        });
+        await self.pc.setRemoteDescription(
+            new RTCSessionDescription({type: 'answer', sdp: answer})
+        );
+
+        return self.__internal.parseId(url, offer.sdp, answer);
+    };
+
+    // See https://datatracker.ietf.org/doc/draft-ietf-wish-whip/
+    // @url The WebRTC url to play with, for example:
+    //      http://localhost:1985/rtc/v1/whip-play/?app=live&stream=livestream
+    self.play = async function(url) {
+        if (url.indexOf('/whip-play/') === -1 && url.indexOf('/whep/') === -1) throw new Error(`invalid WHEP url ${url}`);
+
+        self.pc.addTransceiver("audio", {direction: "recvonly"});
+        self.pc.addTransceiver("video", {direction: "recvonly"});
+
+        var offer = await self.pc.createOffer();
+        await self.pc.setLocalDescription(offer);
+        const answer = await new Promise(function(resolve, reject) {
+            console.log("Generated offer: ", offer);
+
+            const xhr = new XMLHttpRequest();
+            xhr.onload = function() {
+                if (xhr.readyState !== xhr.DONE) return;
+                if (xhr.status !== 200) return reject(xhr);
+                const data = xhr.responseText;
+                console.log("Got answer: ", data);
+                return data.code ? reject(xhr) : resolve(data);
+            }
+            xhr.open('POST', url, true);
+            xhr.setRequestHeader('Content-type', 'application/sdp');
+            xhr.send(offer.sdp);
+        });
+        await self.pc.setRemoteDescription(
+            new RTCSessionDescription({type: 'answer', sdp: answer})
+        );
+
+        return self.__internal.parseId(url, offer.sdp, answer);
+    };
+
+    // Close the publisher.
+    self.close = function () {
+        self.pc && self.pc.close();
+        self.pc = null;
+    };
+
+    // The callback when got local stream.
+    // @see https://developer.mozilla.org/en-US/docs/Web/API/RTCPeerConnection/addStream#Migrating_to_addTrack
+    self.ontrack = function (event) {
+        // Add track to stream of SDK.
+        self.stream.addTrack(event.track);
+    };
+
+    self.pc = new RTCPeerConnection(null);
+
+    // To keep api consistent between player and publisher.
+    // @see https://developer.mozilla.org/en-US/docs/Web/API/RTCPeerConnection/addStream#Migrating_to_addTrack
+    // @see https://webrtc.org/getting-started/media-devices
+    self.stream = new MediaStream();
+
+    // Internal APIs.
+    self.__internal = {
+        parseId: (url, offer, answer) => {
+            let sessionid = offer.substr(offer.indexOf('a=ice-ufrag:') + 'a=ice-ufrag:'.length);
+            sessionid = sessionid.substr(0, sessionid.indexOf('\n') - 1) + ':';
+            sessionid += answer.substr(answer.indexOf('a=ice-ufrag:') + 'a=ice-ufrag:'.length);
+            sessionid = sessionid.substr(0, sessionid.indexOf('\n'));
+
+            const a = document.createElement("a");
+            a.href = url;
+            return {
+                sessionid: sessionid, // Should be ice-ufrag of answer:offer.
+                simulator: a.protocol + '//' + a.host + '/rtc/v1/nack/',
+            };
+        },
+    };
+
+    // https://developer.mozilla.org/en-US/docs/Web/API/RTCPeerConnection/ontrack
+    self.pc.ontrack = function(event) {
+        if (self.ontrack) {
+            self.ontrack(event);
+        }
+    };
+
+    return self;
+}
+
 // Format the codec of RTCRtpSender, kind(audio/video) is optional filter.
 // https://developer.mozilla.org/en-US/docs/Web/Media/Formats/WebRTC_codecs#getting_the_supported_codecs
 function SrsRtcFormatSenders(senders, kind) {

trunk/research/players/rtc_player.html

@@ -26,6 +26,8 @@
                     <li><a id="nav_srs_player" href="srs_player.html">SRS播放器</a></li>
                     <li class="active"><a id="nav_rtc_player" href="rtc_player.html">RTC播放器</a></li>
                     <li><a id="nav_rtc_publisher" href="rtc_publisher.html">RTC推流</a></li>
+                    <li><a id="nav_whip" href="whip.html">WHIP</a></li>
+                    <li><a id="nav_whep" href="whip.html">WHEP</a></li>
                     <li><a  href="http://ossrs.net/srs.release/releases/app.html">iOS/Andriod</a></li>
                     <!--<li><a id="nav_srs_publisher" href="srs_publisher.html">SRS编码器</a></li>-->
                     <!--<li><a id="nav_srs_chat" href="srs_chat.html">SRS会议</a></li>-->
@@ -105,8 +107,7 @@ $(function(){
         $('#rtc_media_player').prop('muted', true);
         console.warn('For autostart, we should mute it, see https://www.jianshu.com/p/c3c6944eed5a ' +
             'or https://developers.google.com/web/updates/2017/09/autoplay-policy-changes#audiovideo_elements');
-
-        startPlay();
+        window.addEventListener("load", function(){ startPlay(); });
     }
 });
 </script>

trunk/research/players/rtc_publisher.html

@@ -26,6 +26,8 @@
                     <li><a id="nav_srs_player" href="srs_player.html">SRS播放器</a></li>
                     <li><a id="nav_rtc_player" href="rtc_player.html">RTC播放器</a></li>
                     <li class="active"><a id="nav_rtc_publisher" href="rtc_publisher.html">RTC推流</a></li>
+                    <li><a id="nav_whip" href="whip.html">WHIP</a></li>
+                    <li><a id="nav_whep" href="whip.html">WHEP</a></li>
                     <li><a  href="http://ossrs.net/srs.release/releases/app.html">iOS/Andriod</a></li>
                     <!--<li><a id="nav_srs_publisher" href="srs_publisher.html">SRS编码器</a></li>-->
                     <!--<li><a id="nav_srs_chat" href="srs_chat.html">SRS会议</a></li>-->

trunk/research/players/srs_player.html

@@ -21,6 +21,8 @@
                     <li class="active"><a id="nav_srs_player" href="srs_player.html">SRS播放器</a></li>
                     <li><a id="nav_rtc_player" href="rtc_player.html">RTC播放器</a></li>
                     <li><a id="nav_rtc_publisher" href="rtc_publisher.html">RTC推流</a></li>
+                    <li><a id="nav_whip" href="whip.html">WHIP</a></li>
+                    <li><a id="nav_whep" href="whip.html">WHEP</a></li>
                     <li><a  href="http://ossrs.net/srs.release/releases/app.html">iOS/Andriod</a></li>
                     <!--<li><a id="nav_srs_publisher" href="srs_publisher.html">SRS编码器</a></li>-->
                     <!--<li><a id="nav_srs_chat" href="srs_chat.html">SRS会议</a></li>-->

trunk/research/players/whep.html

@@ -0,0 +1,114 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <title>SRS</title>
+    <meta charset="utf-8">
+    <style>
+        body{
+            padding-top: 30px;
+        }
+    </style>
+    <link rel="stylesheet" type="text/css" href="css/bootstrap.min.css"/>
+    <script type="text/javascript" src="js/jquery-1.10.2.min.js"></script>
+    <script type="text/javascript" src="js/adapter-7.4.0.min.js"></script>
+    <script type="text/javascript" src="js/srs.sdk.js"></script>
+    <script type="text/javascript" src="js/winlin.utility.js"></script>
+    <script type="text/javascript" src="js/srs.page.js"></script>
+</head>
+<body>
+<img src='//ossrs.net/gif/v1/sls.gif?site=ossrs.net&path=/player/rtcpublisher'/>
+<div class="navbar navbar-fixed-top">
+    <div class="navbar-inner">
+        <div class="container">
+            <a id="srs_index" class="brand" href="https://github.com/ossrs/srs">SRS</a>
+            <div class="nav-collapse collapse">
+                <ul class="nav">
+                    <li><a id="nav_srs_player" href="srs_player.html">SRS播放器</a></li>
+                    <li><a id="nav_rtc_player" href="rtc_player.html">RTC播放器</a></li>
+                    <li><a id="nav_rtc_publisher" href="rtc_publisher.html">RTC推流</a></li>
+                    <li><a id="nav_whip" href="whip.html">WHIP</a></li>
+                    <li class="active"><a id="nav_whep" href="whip.html">WHEP</a></li>
+                    <li><a  href="http://ossrs.net/srs.release/releases/app.html">iOS/Andriod</a></li>
+                    <!--<li><a id="nav_srs_publisher" href="srs_publisher.html">SRS编码器</a></li>-->
+                    <!--<li><a id="nav_srs_chat" href="srs_chat.html">SRS会议</a></li>-->
+                    <!--<li><a id="nav_srs_bwt" href="srs_bwt.html">SRS测网速</a></li>-->
+                    <!--<li><a id="nav_vlc" href="vlc.html">VLC播放器</a></li>-->
+                    <!--<li><a id="nav_gb28181" href="srs_gb28181.html">GB28181</a></li>-->
+                    <li>
+                        <a href="https://github.com/ossrs/srs">
+                            <img alt="GitHub Repo stars" src="https://img.shields.io/github/stars/ossrs/srs?style=social">
+                        </a>
+                    </li>
+                </ul>
+            </div>
+        </div>
+    </div>
+</div>
+<div class="container">
+    <div class="form-inline">
+        URL:
+        <input type="text" id="txt_url" class="input-xxlarge" value="">
+        <button class="btn btn-primary" id="btn_play">Play</button>
+    </div>
+
+    <label></label>
+    <video id="rtc_media_player" width="320" autoplay muted></video>
+
+    <label></label>
+    SessionID: <span id='sessionid'></span>
+
+    <label></label>
+    Simulator: <a href='#' id='simulator-drop'>Drop</a>
+
+    <footer>
+        <p></p>
+        <p><a href="https://github.com/ossrs/srs">SRS Team &copy; 2020</a></p>
+    </footer>
+</div>
+<script type="text/javascript">
+$(function(){
+    var sdk = null; // Global handler to do cleanup when republishing.
+    var startPlay = function() {
+        $('#rtc_media_player').show();
+
+        // Close PC when user replay.
+        if (sdk) {
+            sdk.close();
+        }
+        sdk = new SrsRtcWhipWhepAsync();
+
+        // User should set the stream when publish is done, @see https://webrtc.org/getting-started/media-devices
+        // However SRS SDK provides a consist API like https://webrtc.org/getting-started/remote-streams
+        $('#rtc_media_player').prop('srcObject', sdk.stream);
+        // Optional callback, SDK will add track to stream.
+        // sdk.ontrack = function (event) { console.log('Got track', event); sdk.stream.addTrack(event.track); };
+
+        // For example: webrtc://r.ossrs.net/live/livestream
+        var url = $("#txt_url").val();
+        sdk.play(url).then(function(session){
+            $('#sessionid').html(session.sessionid);
+            $('#simulator-drop').attr('href', session.simulator + '?drop=1&username=' + session.sessionid);
+        }).catch(function (reason) {
+            sdk.close();
+            $('#rtc_media_player').hide();
+            console.error(reason);
+        });
+    };
+
+    $('#rtc_media_player').hide();
+    var query = parse_query_string();
+    srs_init_whep("#txt_url", query);
+
+    $("#btn_play").click(startPlay);
+    // Never play util windows loaded @see https://github.com/ossrs/srs/issues/2732
+    if (query.autostart === 'true') {
+        $('#rtc_media_player').prop('muted', true);
+        console.warn('For autostart, we should mute it, see https://www.jianshu.com/p/c3c6944eed5a ' +
+            'or https://developers.google.com/web/updates/2017/09/autoplay-policy-changes#audiovideo_elements');
+        window.addEventListener("load", function(){ startPlay(); });
+    }
+});
+</script>
+</body>
+</html>
+

trunk/research/players/whip.html

@@ -0,0 +1,142 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <title>SRS</title>
+    <meta charset="utf-8">
+    <style>
+        body{
+            padding-top: 30px;
+        }
+    </style>
+    <link rel="stylesheet" type="text/css" href="css/bootstrap.min.css"/>
+    <script type="text/javascript" src="js/jquery-1.10.2.min.js"></script>
+    <script type="text/javascript" src="js/adapter-7.4.0.min.js"></script>
+    <script type="text/javascript" src="js/srs.sdk.js"></script>
+    <script type="text/javascript" src="js/winlin.utility.js"></script>
+    <script type="text/javascript" src="js/srs.page.js"></script>
+</head>
+<body>
+<img src='//ossrs.net/gif/v1/sls.gif?site=ossrs.net&path=/player/rtcpublisher'/>
+<div class="navbar navbar-fixed-top">
+    <div class="navbar-inner">
+        <div class="container">
+            <a id="srs_index" class="brand" href="https://github.com/ossrs/srs">SRS</a>
+            <div class="nav-collapse collapse">
+                <ul class="nav">
+                    <li><a id="nav_srs_player" href="srs_player.html">SRS播放器</a></li>
+                    <li><a id="nav_rtc_player" href="rtc_player.html">RTC播放器</a></li>
+                    <li><a id="nav_rtc_publisher" href="rtc_publisher.html">RTC推流</a></li>
+                    <li class="active"><a id="nav_whip" href="whip.html">WHIP</a></li>
+                    <li><a id="nav_whep" href="whip.html">WHEP</a></li>
+                    <li><a  href="http://ossrs.net/srs.release/releases/app.html">iOS/Andriod</a></li>
+                    <!--<li><a id="nav_srs_publisher" href="srs_publisher.html">SRS编码器</a></li>-->
+                    <!--<li><a id="nav_srs_chat" href="srs_chat.html">SRS会议</a></li>-->
+                    <!--<li><a id="nav_srs_bwt" href="srs_bwt.html">SRS测网速</a></li>-->
+                    <!--<li><a id="nav_vlc" href="vlc.html">VLC播放器</a></li>-->
+                    <!--<li><a id="nav_gb28181" href="srs_gb28181.html">GB28181</a></li>-->
+                    <li>
+                        <a href="https://github.com/ossrs/srs">
+                            <img alt="GitHub Repo stars" src="https://img.shields.io/github/stars/ossrs/srs?style=social">
+                        </a>
+                    </li>
+                </ul>
+            </div>
+        </div>
+    </div>
+</div>
+<div class="container">
+    <div class="form-inline">
+        URL:
+        <input type="text" id="txt_url" class="input-xxlarge" value="">
+        <button class="btn btn-primary" id="btn_publish">Publish</button>
+    </div>
+
+    <label></label>
+    <video id="rtc_media_player" width="320" autoplay muted></video>
+
+    <label></label>
+    SessionID: <span id='sessionid'></span>
+
+    <label></label>
+    Audio: <span id='acodecs'></span><br/>
+    Video: <span id='vcodecs'></span>
+
+    <label></label>
+    Simulator: <a href='#' id='simulator-drop'>Drop</a>
+
+    <footer>
+        <p></p>
+        <p><a href="https://github.com/ossrs/srs">SRS Team &copy; 2020</a></p>
+    </footer>
+</div>
+<script type="text/javascript">
+$(function(){
+    var sdk = null; // Global handler to do cleanup when republishing.
+    var startPublish = function() {
+        $('#rtc_media_player').show();
+
+        // Close PC when user replay.
+        if (sdk) {
+            sdk.close();
+        }
+        sdk = new SrsRtcWhipWhepAsync();
+
+        // User should set the stream when publish is done, @see https://webrtc.org/getting-started/media-devices
+        // However SRS SDK provides a consist API like https://webrtc.org/getting-started/remote-streams
+        $('#rtc_media_player').prop('srcObject', sdk.stream);
+        // Optional callback, SDK will add track to stream.
+        // sdk.ontrack = function (event) { console.log('Got track', event); sdk.stream.addTrack(event.track); };
+
+        // https://developer.mozilla.org/en-US/docs/Web/Media/Formats/WebRTC_codecs#getting_the_supported_codecs
+        sdk.pc.onicegatheringstatechange = function (event) {
+            if (sdk.pc.iceGatheringState === "complete") {
+                $('#acodecs').html(SrsRtcFormatSenders(sdk.pc.getSenders(), "audio"));
+                $('#vcodecs').html(SrsRtcFormatSenders(sdk.pc.getSenders(), "video"));
+            }
+        };
+
+        // For example: webrtc://r.ossrs.net/live/livestream
+        var url = $("#txt_url").val();
+        sdk.publish(url).then(function(session){
+            $('#sessionid').html(session.sessionid);
+            $('#simulator-drop').attr('href', session.simulator + '?drop=1&username=' + session.sessionid);
+        }).catch(function (reason) {
+            // Throw by sdk.
+            if (reason instanceof SrsError) {
+                if (reason.name === 'HttpsRequiredError') {
+                    alert(`WebRTC推流必须是HTTPS或者localhost：${reason.name} ${reason.message}`);
+                } else {
+                    alert(`${reason.name} ${reason.message}`);
+                }
+            }
+            // See https://developer.mozilla.org/en-US/docs/Web/API/MediaDevices/getUserMedia#exceptions
+            if (reason instanceof DOMException) {
+                if (reason.name === 'NotFoundError') {
+                    alert(`找不到麦克风和摄像头设备：getUserMedia ${reason.name} ${reason.message}`);
+                } else if (reason.name === 'NotAllowedError') {
+                    alert(`你禁止了网页访问摄像头和麦克风：getUserMedia ${reason.name} ${reason.message}`);
+                } else if (['AbortError', 'NotAllowedError', 'NotFoundError', 'NotReadableError', 'OverconstrainedError', 'SecurityError', 'TypeError'].includes(reason.name)) {
+                    alert(`getUserMedia ${reason.name} ${reason.message}`);
+                }
+            }
+
+            sdk.close();
+            $('#rtc_media_player').hide();
+            console.error(reason);
+        });
+    };
+
+    $('#rtc_media_player').hide();
+    var query = parse_query_string();
+    srs_init_whip("#txt_url", query);
+
+    $("#btn_publish").click(startPublish);
+    // Never play util windows loaded @see https://github.com/ossrs/srs/issues/2732
+    if (query.autostart === 'true') {
+        window.addEventListener("load", function(){ startPublish(); });
+    }
+});
+</script>
+</body>
+</html>
+

trunk/src/app/srs_app_rtc_api.cpp

@@ -638,6 +638,7 @@ srs_error_t SrsGoApiRtcWhip::serve_http(ISrsHttpResponseWriter* w, ISrsHttpMessa
     ruc.req_->vhost = ruc.req_->host;
     ruc.req_->app = app.empty() ? "live" : app;
     ruc.req_->stream = stream.empty() ? "livestream" : stream;
+    ruc.req_->param = r->query();
 
     // discovery vhost, resolve the vhost from config
     SrsConfDirective* parsed_vhost = _srs_config->get_vhost(ruc.req_->vhost);
@@ -645,9 +646,9 @@ srs_error_t SrsGoApiRtcWhip::serve_http(ISrsHttpResponseWriter* w, ISrsHttpMessa
         ruc.req_->vhost = parsed_vhost->arg0();
     }
 
-    srs_trace("RTC whip %s %s, clientip=%s, app=%s, stream=%s, offer=%dB, eip=%s, codec=%s",
+    srs_trace("RTC whip %s %s, clientip=%s, app=%s, stream=%s, offer=%dB, eip=%s, codec=%s, param=%s",
         action.c_str(), ruc.req_->get_stream_url().c_str(), clientip.c_str(), ruc.req_->app.c_str(), ruc.req_->stream.c_str(),
-        remote_sdp_str.length(), eip.c_str(), codec.c_str()
+        remote_sdp_str.length(), eip.c_str(), codec.c_str(), ruc.req_->param.c_str()
     );
 
     ruc.eip_ = eip;

trunk/src/core/srs_core_version5.hpp

@@ -9,6 +9,6 @@
 
 #define VERSION_MAJOR       5
 #define VERSION_MINOR       0
-#define VERSION_REVISION    146
+#define VERSION_REVISION    147
 
 #endif