FM / meeting

/home/techb158/ileadtechnology.com/SSM/public/vendors~js/communication/meeting/

/home/techb158/ileadtechnology.com/SSM/public/vendors~js/communication/meeting

Name	Size	Mode	Actions
live.js	186729	0644	edit dl rm
live.js.map	187	0644	edit dl rm

Edit: /home/techb158/ileadtechnology.com/SSM/public/vendors~js/communication/meeting/live.js (186729B)

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u=c.getMediaSections(r._localDescription.sdp);u[o.candidate.sdpMLineIndex]+=s?"a=end-of-candidates\r\n":"a="+o.candidate.candidate+"\r\n",r._localDescription.sdp=c.getDescription(r._localDescription.sdp)+u.join("");var p=r.transceivers.every((function(e){return e.iceGatherer&&"completed"===e.iceGatherer.state}));"gathering"!==r.iceGatheringState&&(r.iceGatheringState="gathering",r._emitGatheringStateChange()),s||r._dispatchEvent("icecandidate",o),p&&(r._dispatchEvent("icecandidate",new Event("icecandidate")),r.iceGatheringState="complete",r._emitGatheringStateChange())}},e.setTimeout((function(){o.forEach((function(e){i.onlocalcandidate(e)}))}),0)}},u.prototype._createIceAndDtlsTransports=function(){var t=this,n=new e.RTCIceTransport(null);n.onicestatechange=function(){t._updateIceConnectionState(),t._updateConnectionState()};var r=new e.RTCDtlsTransport(n);return r.ondtlsstatechange=function(){t._updateConnectionState()},r.onerror=function(){Object.defineProperty(r,"state",{value:"failed",writable:!0}),t._updateConnectionState()},{iceTransport:n,dtlsTransport:r}},u.prototype._disposeIceAndDtlsTransports=function(e){var t=this.transceivers[e].iceGatherer;t&&(delete t.onlocalcandidate,delete this.transceivers[e].iceGatherer);var n=this.transceivers[e].iceTransport;n&&(delete n.onicestatechange,delete this.transceivers[e].iceTransport);var r=this.transceivers[e].dtlsTransport;r&&(delete r.ondtlsstatechange,delete r.onerror,delete this.transceivers[e].dtlsTransport)},u.prototype._transceive=function(e,n,r){var o=i(e.localCapabilities,e.remoteCapabilities);n&&e.rtpSender&&(o.encodings=e.sendEncodingParameters,o.rtcp={cname:c.localCName,compound:e.rtcpParameters.compound},e.recvEncodingParameters.length&&(o.rtcp.ssrc=e.recvEncodingParameters[0].ssrc),e.rtpSender.send(o)),r&&e.rtpReceiver&&o.codecs.length>0&&("video"===e.kind&&e.recvEncodingParameters&&t<15019&&e.recvEncodingParameters.forEach((function(e){delete e.rtx})),e.recvEncodingParameters.length?o.encodings=e.recvEncodingParameters:o.encodings=[{}],o.rtcp={compound:e.rtcpParameters.compound},e.rtcpParameters.cname&&(o.rtcp.cname=e.rtcpParameters.cname),e.sendEncodingParameters.length&&(o.rtcp.ssrc=e.sendEncodingParameters[0].ssrc),e.rtpReceiver.receive(o))},u.prototype.setLocalDescription=function(e){var t,n,r=this;if(-1===["offer","answer"].indexOf(e.type))return Promise.reject(s("TypeError",'Unsupported type "'+e.type+'"'));if(!o("setLocalDescription",e.type,r.signalingState)||r._isClosed)return Promise.reject(s("InvalidStateError","Can not set local "+e.type+" in state "+r.signalingState));if("offer"===e.type)t=c.splitSections(e.sdp),n=t.shift(),t.forEach((function(e,t){var n=c.parseRtpParameters(e);r.transceivers[t].localCapabilities=n})),r.transceivers.forEach((function(e,t){r._gather(e.mid,t)}));else if("answer"===e.type){t=c.splitSections(r._remoteDescription.sdp),n=t.shift();var a=c.matchPrefix(n,"a=ice-lite").length>0;t.forEach((function(e,t){var o=r.transceivers[t],s=o.iceGatherer,d=o.iceTransport,u=o.dtlsTransport,p=o.localCapabilities,l=o.remoteCapabilities;if(!(c.isRejected(e)&&0===c.matchPrefix(e,"a=bundle-only").length||o.rejected)){var f=c.getIceParameters(e,n),m=c.getDtlsParameters(e,n);a&&(m.role="server"),r.usingBundle&&0!==t||(r._gather(o.mid,t),"new"===d.state&&d.start(s,f,a?"controlling":"controlled"),"new"===u.state&&u.start(m));var v=i(p,l);r._transceive(o,v.codecs.length>0,!1)}}))}return r._localDescription={type:e.type,sdp:e.sdp},"offer"===e.type?r._updateSignalingState("have-local-offer"):r._updateSignalingState("stable"),Promise.resolve()},u.prototype.setRemoteDescription=function(r){var i=this;if(-1===["offer","answer"].indexOf(r.type))return Promise.reject(s("TypeError",'Unsupported type "'+r.type+'"'));if(!o("setRemoteDescription",r.type,i.signalingState)||i._isClosed)return Promise.reject(s("InvalidStateError","Can not set remote "+r.type+" in state "+i.signalingState));var u={};i.remoteStreams.forEach((function(e){u[e.id]=e}));var p=[],l=c.splitSections(r.sdp),f=l.shift(),m=c.matchPrefix(f,"a=ice-lite").length>0,v=c.matchPrefix(f,"a=group:BUNDLE ").length>0;i.usingBundle=v;var g=c.matchPrefix(f,"a=ice-options:")[0];return i.canTrickleIceCandidates=!!g&&g.substr(14).split(" ").indexOf("trickle")>=0,l.forEach((function(o,s){var d=c.splitLines(o),l=c.getKind(o),g=c.isRejected(o)&&0===c.matchPrefix(o,"a=bundle-only").length,h=d[0].substr(2).split(" ")[2],C=c.getDirection(o,f),w=c.parseMsid(o),S=c.getMid(o)||c.generateIdentifier();if(g||"application"===l&&("DTLS/SCTP"===h||"UDP/DTLS/SCTP"===h))i.transceivers[s]={mid:S,kind:l,protocol:h,rejected:!0};else{!g&&i.transceivers[s]&&i.transceivers[s].rejected&&(i.transceivers[s]=i._createTransceiver(l,!0));var y,T,b,R,P,E,k,D,M,O,x,I=c.parseRtpParameters(o);g||(O=c.getIceParameters(o,f),(x=c.getDtlsParameters(o,f)).role="client"),k=c.parseRtpEncodingParameters(o);var L=c.parseRtcpParameters(o),A=c.matchPrefix(o,"a=end-of-candidates",f).length>0,N=c.matchPrefix(o,"a=candidate:").map((function(e){return c.parseCandidate(e)})).filter((function(e){return 1===e.component}));if(("offer"===r.type||"answer"===r.type)&&!g&&v&&s>0&&i.transceivers[s]&&(i._disposeIceAndDtlsTransports(s),i.transceivers[s].iceGatherer=i.transceivers[0].iceGatherer,i.transceivers[s].iceTransport=i.transceivers[0].iceTransport,i.transceivers[s].dtlsTransport=i.transceivers[0].dtlsTransport,i.transceivers[s].rtpSender&&i.transceivers[s].rtpSender.setTransport(i.transceivers[0].dtlsTransport),i.transceivers[s].rtpReceiver&&i.transceivers[s].rtpReceiver.setTransport(i.transceivers[0].dtlsTransport)),"offer"!==r.type||g)"answer"!==r.type||g||(T=(y=i.transceivers[s]).iceGatherer,b=y.iceTransport,R=y.dtlsTransport,P=y.rtpReceiver,E=y.sendEncodingParameters,D=y.localCapabilities,i.transceivers[s].recvEncodingParameters=k,i.transceivers[s].remoteCapabilities=I,i.transceivers[s].rtcpParameters=L,N.length&&"new"===b.state&&(!m&&!A||v&&0!==s?N.forEach((function(e){a(y.iceTransport,e)})):b.setRemoteCandidates(N)),v&&0!==s||("new"===b.state&&b.start(T,O,"controlling"),"new"===R.state&&R.start(x)),i._transceive(y,"sendrecv"===C||"recvonly"===C,"sendrecv"===C||"sendonly"===C),!P||"sendrecv"!==C&&"sendonly"!==C?delete y.rtpReceiver:(M=P.track,w?(u[w.stream]||(u[w.stream]=new e.MediaStream),n(M,u[w.stream]),p.push([M,P,u[w.stream]])):(u.default||(u.default=new e.MediaStream),n(M,u.default),p.push([M,P,u.default]))));else{(y=i.transceivers[s]||i._createTransceiver(l)).mid=S,y.iceGatherer||(y.iceGatherer=i._createIceGatherer(s,v)),N.length&&"new"===y.iceTransport.state&&(!A||v&&0!==s?N.forEach((function(e){a(y.iceTransport,e)})):y.iceTransport.setRemoteCandidates(N)),D=e.RTCRtpReceiver.getCapabilities(l),t<15019&&(D.codecs=D.codecs.filter((function(e){return"rtx"!==e.name}))),E=y.sendEncodingParameters||[{ssrc:1001*(2*s+2)}];var _,U=!1;"sendrecv"===C||"sendonly"===C?(U=!y.rtpReceiver,P=y.rtpReceiver||new e.RTCRtpReceiver(y.dtlsTransport,l),U&&(M=P.track,w&&"-"===w.stream||(w?(u[w.stream]||(u[w.stream]=new e.MediaStream,Object.defineProperty(u[w.stream],"id",{get:function(){return w.stream}})),Object.defineProperty(M,"id",{get:function(){return w.track}}),_=u[w.stream]):(u.default||(u.default=new e.MediaStream),_=u.default)),_&&(n(M,_),y.associatedRemoteMediaStreams.push(_)),p.push([M,P,_]))):y.rtpReceiver&&y.rtpReceiver.track&&(y.associatedRemoteMediaStreams.forEach((function(t){var n=t.getTracks().find((function(e){return e.id===y.rtpReceiver.track.id}));n&&function(t,n){n.removeTrack(t),n.dispatchEvent(new e.MediaStreamTrackEvent("removetrack",{track:t}))}(n,t)})),y.associatedRemoteMediaStreams=[]),y.localCapabilities=D,y.remoteCapabilities=I,y.rtpReceiver=P,y.rtcpParameters=L,y.sendEncodingParameters=E,y.recvEncodingParameters=k,i._transceive(i.transceivers[s],!1,U)}}})),void 0===i._dtlsRole&&(i._dtlsRole="offer"===r.type?"active":"passive"),i._remoteDescription={type:r.type,sdp:r.sdp},"offer"===r.type?i._updateSignalingState("have-remote-offer"):i._updateSignalingState("stable"),Object.keys(u).forEach((function(t){var n=u[t];if(n.getTracks().length){if(-1===i.remoteStreams.indexOf(n)){i.remoteStreams.push(n);var r=new Event("addstream");r.stream=n,e.setTimeout((function(){i._dispatchEvent("addstream",r)}))}p.forEach((function(e){var t=e[0],r=e[1];n.id===e[2].id&&d(i,t,r,[n])}))}})),p.forEach((function(e){e[2]||d(i,e[0],e[1],[])})),e.setTimeout((function(){i&&i.transceivers&&i.transceivers.forEach((function(e){e.iceTransport&&"new"===e.iceTransport.state&&e.iceTransport.getRemoteCandidates().length>0&&e.iceTransport.addRemoteCandidate({})}))}),4e3),Promise.resolve()},u.prototype.close=function(){this.transceivers.forEach((function(e){e.iceTransport&&e.iceTransport.stop(),e.dtlsTransport&&e.dtlsTransport.stop(),e.rtpSender&&e.rtpSender.stop(),e.rtpReceiver&&e.rtpReceiver.stop()})),this._isClosed=!0,this._updateSignalingState("closed")},u.prototype._updateSignalingState=function(e){this.signalingState=e;var t=new Event("signalingstatechange");this._dispatchEvent("signalingstatechange",t)},u.prototype._maybeFireNegotiationNeeded=function(){var t=this;"stable"===this.signalingState&&!0!==this.needNegotiation&&(this.needNegotiation=!0,e.setTimeout((function(){if(t.needNegotiation){t.needNegotiation=!1;var e=new Event("negotiationneeded");t._dispatchEvent("negotiationneeded",e)}}),0))},u.prototype._updateIceConnectionState=function(){var e,t={new:0,closed:0,checking:0,connected:0,completed:0,disconnected:0,failed:0};if(this.transceivers.forEach((function(e){t[e.iceTransport.state]++})),e="new",t.failed>0?e="failed":t.checking>0?e="checking":t.disconnected>0?e="disconnected":t.new>0?e="new":t.connected>0?e="connected":t.completed>0&&(e="completed"),e!==this.iceConnectionState){this.iceConnectionState=e;var n=new Event("iceconnectionstatechange");this._dispatchEvent("iceconnectionstatechange",n)}},u.prototype._updateConnectionState=function(){var e,t={new:0,closed:0,connecting:0,connected:0,completed:0,disconnected:0,failed:0};if(this.transceivers.forEach((function(e){t[e.iceTransport.state]++,t[e.dtlsTransport.state]++})),t.connected+=t.completed,e="new",t.failed>0?e="failed":t.connecting>0?e="connecting":t.disconnected>0?e="disconnected":t.new>0?e="new":t.connected>0&&(e="connected"),e!==this.connectionState){this.connectionState=e;var n=new Event("connectionstatechange");this._dispatchEvent("connectionstatechange",n)}},u.prototype.createOffer=function(){var n=this;if(n._isClosed)return Promise.reject(s("InvalidStateError","Can not call createOffer after close"));var i=n.transceivers.filter((function(e){return"audio"===e.kind})).length,o=n.transceivers.filter((function(e){return"video"===e.kind})).length,a=arguments[0];if(a){if(a.mandatory||a.optional)throw new TypeError("Legacy mandatory/optional constraints not supported.");void 0!==a.offerToReceiveAudio&&(i=!0===a.offerToReceiveAudio?1:!1===a.offerToReceiveAudio?0:a.offerToReceiveAudio),void 0!==a.offerToReceiveVideo&&(o=!0===a.offerToReceiveVideo?1:!1===a.offerToReceiveVideo?0:a.offerToReceiveVideo)}for(n.transceivers.forEach((function(e){"audio"===e.kind?--i<0&&(e.wantReceive=!1):"video"===e.kind&&--o<0&&(e.wantReceive=!1)}));i>0||o>0;)i>0&&(n._createTransceiver("audio"),i--),o>0&&(n._createTransceiver("video"),o--);var d=c.writeSessionBoilerplate(n._sdpSessionId,n._sdpSessionVersion++);n.transceivers.forEach((function(r,i){var o=r.track,a=r.kind,s=r.mid||c.generateIdentifier();r.mid=s,r.iceGatherer||(r.iceGatherer=n._createIceGatherer(i,n.usingBundle));var d=e.RTCRtpSender.getCapabilities(a);t<15019&&(d.codecs=d.codecs.filter((function(e){return"rtx"!==e.name}))),d.codecs.forEach((function(e){"H264"===e.name&&void 0===e.parameters["level-asymmetry-allowed"]&&(e.parameters["level-asymmetry-allowed"]="1"),r.remoteCapabilities&&r.remoteCapabilities.codecs&&r.remoteCapabilities.codecs.forEach((function(t){e.name.toLowerCase()===t.name.toLowerCase()&&e.clockRate===t.clockRate&&(e.preferredPayloadType=t.payloadType)}))})),d.headerExtensions.forEach((function(e){(r.remoteCapabilities&&r.remoteCapabilities.headerExtensions||[]).forEach((function(t){e.uri===t.uri&&(e.id=t.id)}))}));var u=r.sendEncodingParameters||[{ssrc:1001*(2*i+1)}];o&&t>=15019&&"video"===a&&!u[0].rtx&&(u[0].rtx={ssrc:u[0].ssrc+1}),r.wantReceive&&(r.rtpReceiver=new e.RTCRtpReceiver(r.dtlsTransport,a)),r.localCapabilities=d,r.sendEncodingParameters=u})),"max-compat"!==n._config.bundlePolicy&&(d+="a=group:BUNDLE "+n.transceivers.map((function(e){return e.mid})).join(" ")+"\r\n"),d+="a=ice-options:trickle\r\n",n.transceivers.forEach((function(e,t){d+=r(e,e.localCapabilities,"offer",e.stream,n._dtlsRole),d+="a=rtcp-rsize\r\n",!e.iceGatherer||"new"===n.iceGatheringState||0!==t&&n.usingBundle||(e.iceGatherer.getLocalCandidates().forEach((function(e){e.component=1,d+="a="+c.writeCandidate(e)+"\r\n"})),"completed"===e.iceGatherer.state&&(d+="a=end-of-candidates\r\n"))}));var u=new e.RTCSessionDescription({type:"offer",sdp:d});return Promise.resolve(u)},u.prototype.createAnswer=function(){var n=this;if(n._isClosed)return Promise.reject(s("InvalidStateError","Can not call createAnswer after close"));if("have-remote-offer"!==n.signalingState&&"have-local-pranswer"!==n.signalingState)return Promise.reject(s("InvalidStateError","Can not call createAnswer in signalingState "+n.signalingState));var o=c.writeSessionBoilerplate(n._sdpSessionId,n._sdpSessionVersion++);n.usingBundle&&(o+="a=group:BUNDLE "+n.transceivers.map((function(e){return e.mid})).join(" ")+"\r\n");var a=c.getMediaSections(n._remoteDescription.sdp).length;n.transceivers.forEach((function(e,s){if(!(s+1>a)){if(e.rejected)return"application"===e.kind?"DTLS/SCTP"===e.protocol?o+="m=application 0 DTLS/SCTP 5000\r\n":o+="m=application 0 "+e.protocol+" webrtc-datachannel\r\n":"audio"===e.kind?o+="m=audio 0 UDP/TLS/RTP/SAVPF 0\r\na=rtpmap:0 PCMU/8000\r\n":"video"===e.kind&&(o+="m=video 0 UDP/TLS/RTP/SAVPF 120\r\na=rtpmap:120 VP8/90000\r\n"),void(o+="c=IN IP4 0.0.0.0\r\na=inactive\r\na=mid:"+e.mid+"\r\n");var c;e.stream&&("audio"===e.kind?c=e.stream.getAudioTracks()[0]:"video"===e.kind&&(c=e.stream.getVideoTracks()[0]),c&&t>=15019&&"video"===e.kind&&!e.sendEncodingParameters[0].rtx&&(e.sendEncodingParameters[0].rtx={ssrc:e.sendEncodingParameters[0].ssrc+1}));var d=i(e.localCapabilities,e.remoteCapabilities);!d.codecs.filter((function(e){return"rtx"===e.name.toLowerCase()})).length&&e.sendEncodingParameters[0].rtx&&delete e.sendEncodingParameters[0].rtx,o+=r(e,d,"answer",e.stream,n._dtlsRole),e.rtcpParameters&&e.rtcpParameters.reducedSize&&(o+="a=rtcp-rsize\r\n")}}));var d=new e.RTCSessionDescription({type:"answer",sdp:o});return Promise.resolve(d)},u.prototype.addIceCandidate=function(e){var t,n=this;return e&&void 0===e.sdpMLineIndex&&!e.sdpMid?Promise.reject(new TypeError("sdpMLineIndex or sdpMid required")):new Promise((function(r,i){if(!n._remoteDescription)return i(s("InvalidStateError","Can not add ICE candidate without a remote description"));if(e&&""!==e.candidate){var o=e.sdpMLineIndex;if(e.sdpMid)for(var d=0;d<n.transceivers.length;d++)if(n.transceivers[d].mid===e.sdpMid){o=d;break}var u=n.transceivers[o];if(!u)return i(s("OperationError","Can not add ICE candidate"));if(u.rejected)return r();var p=Object.keys(e.candidate).length>0?c.parseCandidate(e.candidate):{};if("tcp"===p.protocol&&(0===p.port||9===p.port))return r();if(p.component&&1!==p.component)return r();if((0===o||o>0&&u.iceTransport!==n.transceivers[0].iceTransport)&&!a(u.iceTransport,p))return i(s("OperationError","Can not add ICE candidate"));var l=e.candidate.trim();0===l.indexOf("a=")&&(l=l.substr(2)),(t=c.getMediaSections(n._remoteDescription.sdp))[o]+="a="+(p.type?l:"end-of-candidates")+"\r\n",n._remoteDescription.sdp=c.getDescription(n._remoteDescription.sdp)+t.join("")}else for(var f=0;f<n.transceivers.length&&(n.transceivers[f].rejected||(n.transceivers[f].iceTransport.addRemoteCandidate({}),(t=c.getMediaSections(n._remoteDescription.sdp))[f]+="a=end-of-candidates\r\n",n._remoteDescription.sdp=c.getDescription(n._remoteDescription.sdp)+t.join(""),!n.usingBundle));f++);r()}))},u.prototype.getStats=function(t){if(t&&t instanceof e.MediaStreamTrack){var n=null;if(this.transceivers.forEach((function(e){e.rtpSender&&e.rtpSender.track===t?n=e.rtpSender:e.rtpReceiver&&e.rtpReceiver.track===t&&(n=e.rtpReceiver)})),!n)throw s("InvalidAccessError","Invalid selector.");return n.getStats()}var r=[];return this.transceivers.forEach((function(e){["rtpSender","rtpReceiver","iceGatherer","iceTransport","dtlsTransport"].forEach((function(t){e[t]&&r.push(e[t].getStats())}))})),Promise.all(r).then((function(e){var t=new Map;return e.forEach((function(e){e.forEach((function(e){t.set(e.id,e)}))})),t}))},["RTCRtpSender","RTCRtpReceiver","RTCIceGatherer","RTCIceTransport","RTCDtlsTransport"].forEach((function(t){var n=e[t];if(n&&n.prototype&&n.prototype.getStats){var r=n.prototype.getStats;n.prototype.getStats=function(){return r.apply(this).then((function(e){var t=new Map;return Object.keys(e).forEach((function(n){var r;e[n].type={inboundrtp:"inbound-rtp",outboundrtp:"outbound-rtp",candidatepair:"candidate-pair",localcandidate:"local-candidate",remotecandidate:"remote-candidate"}[(r=e[n]).type]||r.type,t.set(n,e[n])})),t}))}}}));var p=["createOffer","createAnswer"];return p.forEach((function(e){var t=u.prototype[e];u.prototype[e]=function(){var e=arguments;return"function"==typeof e[0]||"function"==typeof e[1]?t.apply(this,[arguments[2]]).then((function(t){"function"==typeof e[0]&&e[0].apply(null,[t])}),(function(t){"function"==typeof e[1]&&e[1].apply(null,[t])})):t.apply(this,arguments)}})),(p=["setLocalDescription","setRemoteDescription","addIceCandidate"]).forEach((function(e){var t=u.prototype[e];u.prototype[e]=function(){var e=arguments;return"function"==typeof e[1]||"function"==typeof e[2]?t.apply(this,arguments).then((function(){"function"==typeof e[1]&&e[1].apply(null)}),(function(t){"function"==typeof e[2]&&e[2].apply(null,[t])})):t.apply(this,arguments)}})),["getStats"].forEach((function(e){var t=u.prototype[e];u.prototype[e]=function(){var e=arguments;return"function"==typeof e[1]?t.apply(this,arguments).then((function(){"function"==typeof e[1]&&e[1].apply(null)})):t.apply(this,arguments)}})),u}},{sdp:2}],2:[function(e,t,n){var r={generateIdentifier:function(){return Math.random().toString(36).substr(2,10)}};r.localCName=r.generateIdentifier(),r.splitLines=function(e){return e.trim().split("\n").map((function(e){return e.trim()}))},r.splitSections=function(e){return e.split("\nm=").map((function(e,t){return(t>0?"m="+e:e).trim()+"\r\n"}))},r.getDescription=function(e){var t=r.splitSections(e);return t&&t[0]},r.getMediaSections=function(e){var t=r.splitSections(e);return t.shift(),t},r.matchPrefix=function(e,t){return r.splitLines(e).filter((function(e){return 0===e.indexOf(t)}))},r.parseCandidate=function(e){for(var t,n={foundation:(t=0===e.indexOf("a=candidate:")?e.substring(12).split(" "):e.substring(10).split(" "))[0],component:parseInt(t[1],10),protocol:t[2].toLowerCase(),priority:parseInt(t[3],10),ip:t[4],port:parseInt(t[5],10),type:t[7]},r=8;r<t.length;r+=2)switch(t[r]){case"raddr":n.relatedAddress=t[r+1];break;case"rport":n.relatedPort=parseInt(t[r+1],10);break;case"tcptype":n.tcpType=t[r+1];break;case"ufrag":n.ufrag=t[r+1],n.usernameFragment=t[r+1];break;default:n[t[r]]=t[r+1]}return n},r.writeCandidate=function(e){var t=[];t.push(e.foundation),t.push(e.component),t.push(e.protocol.toUpperCase()),t.push(e.priority),t.push(e.ip),t.push(e.port);var n=e.type;return t.push("typ"),t.push(n),"host"!==n&&e.relatedAddress&&e.relatedPort&&(t.push("raddr"),t.push(e.relatedAddress),t.push("rport"),t.push(e.relatedPort)),e.tcpType&&"tcp"===e.protocol.toLowerCase()&&(t.push("tcptype"),t.push(e.tcpType)),(e.usernameFragment||e.ufrag)&&(t.push("ufrag"),t.push(e.usernameFragment||e.ufrag)),"candidate:"+t.join(" ")},r.parseIceOptions=function(e){return e.substr(14).split(" ")},r.parseRtpMap=function(e){var t=e.substr(9).split(" "),n={payloadType:parseInt(t.shift(),10)};return t=t[0].split("/"),n.name=t[0],n.clockRate=parseInt(t[1],10),n.channels=3===t.length?parseInt(t[2],10):1,n.numChannels=n.channels,n},r.writeRtpMap=function(e){var t=e.payloadType;void 0!==e.preferredPayloadType&&(t=e.preferredPayloadType);var n=e.channels||e.numChannels||1;return"a=rtpmap:"+t+" "+e.name+"/"+e.clockRate+(1!==n?"/"+n:"")+"\r\n"},r.parseExtmap=function(e){var t=e.substr(9).split(" ");return{id:parseInt(t[0],10),direction:t[0].indexOf("/")>0?t[0].split("/")[1]:"sendrecv",uri:t[1]}},r.writeExtmap=function(e){return"a=extmap:"+(e.id||e.preferredId)+(e.direction&&"sendrecv"!==e.direction?"/"+e.direction:"")+" "+e.uri+"\r\n"},r.parseFmtp=function(e){for(var t,n={},r=e.substr(e.indexOf(" ")+1).split(";"),i=0;i<r.length;i++)n[(t=r[i].trim().split("="))[0].trim()]=t[1];return n},r.writeFmtp=function(e){var t="",n=e.payloadType;if(void 0!==e.preferredPayloadType&&(n=e.preferredPayloadType),e.parameters&&Object.keys(e.parameters).length){var r=[];Object.keys(e.parameters).forEach((function(t){e.parameters[t]?r.push(t+"="+e.parameters[t]):r.push(t)})),t+="a=fmtp:"+n+" "+r.join(";")+"\r\n"}return t},r.parseRtcpFb=function(e){var t=e.substr(e.indexOf(" ")+1).split(" ");return{type:t.shift(),parameter:t.join(" ")}},r.writeRtcpFb=function(e){var t="",n=e.payloadType;return void 0!==e.preferredPayloadType&&(n=e.preferredPayloadType),e.rtcpFeedback&&e.rtcpFeedback.length&&e.rtcpFeedback.forEach((function(e){t+="a=rtcp-fb:"+n+" "+e.type+(e.parameter&&e.parameter.length?" "+e.parameter:"")+"\r\n"})),t},r.parseSsrcMedia=function(e){var t=e.indexOf(" "),n={ssrc:parseInt(e.substr(7,t-7),10)},r=e.indexOf(":",t);return r>-1?(n.attribute=e.substr(t+1,r-t-1),n.value=e.substr(r+1)):n.attribute=e.substr(t+1),n},r.parseSsrcGroup=function(e){var t=e.substr(13).split(" ");return{semantics:t.shift(),ssrcs:t.map((function(e){return parseInt(e,10)}))}},r.getMid=function(e){var t=r.matchPrefix(e,"a=mid:")[0];if(t)return t.substr(6)},r.parseFingerprint=function(e){var t=e.substr(14).split(" ");return{algorithm:t[0].toLowerCase(),value:t[1]}},r.getDtlsParameters=function(e,t){return{role:"auto",fingerprints:r.matchPrefix(e+t,"a=fingerprint:").map(r.parseFingerprint)}},r.writeDtlsParameters=function(e,t){var n="a=setup:"+t+"\r\n";return e.fingerprints.forEach((function(e){n+="a=fingerprint:"+e.algorithm+" "+e.value+"\r\n"})),n},r.getIceParameters=function(e,t){var n=r.splitLines(e);return{usernameFragment:(n=n.concat(r.splitLines(t))).filter((function(e){return 0===e.indexOf("a=ice-ufrag:")}))[0].substr(12),password:n.filter((function(e){return 0===e.indexOf("a=ice-pwd:")}))[0].substr(10)}},r.writeIceParameters=function(e){return"a=ice-ufrag:"+e.usernameFragment+"\r\na=ice-pwd:"+e.password+"\r\n"},r.parseRtpParameters=function(e){for(var t={codecs:[],headerExtensions:[],fecMechanisms:[],rtcp:[]},n=r.splitLines(e)[0].split(" "),i=3;i<n.length;i++){var o=n[i],a=r.matchPrefix(e,"a=rtpmap:"+o+" ")[0];if(a){var s=r.parseRtpMap(a),c=r.matchPrefix(e,"a=fmtp:"+o+" ");switch(s.parameters=c.length?r.parseFmtp(c[0]):{},s.rtcpFeedback=r.matchPrefix(e,"a=rtcp-fb:"+o+" ").map(r.parseRtcpFb),t.codecs.push(s),s.name.toUpperCase()){case"RED":case"ULPFEC":t.fecMechanisms.push(s.name.toUpperCase())}}}return r.matchPrefix(e,"a=extmap:").forEach((function(e){t.headerExtensions.push(r.parseExtmap(e))})),t},r.writeRtpDescription=function(e,t){var n="";n+="m="+e+" ",n+=t.codecs.length>0?"9":"0",n+=" UDP/TLS/RTP/SAVPF ",n+=t.codecs.map((function(e){return void 0!==e.preferredPayloadType?e.preferredPayloadType:e.payloadType})).join(" ")+"\r\n",n+="c=IN IP4 0.0.0.0\r\n",n+="a=rtcp:9 IN IP4 0.0.0.0\r\n",t.codecs.forEach((function(e){n+=r.writeRtpMap(e),n+=r.writeFmtp(e),n+=r.writeRtcpFb(e)}));var i=0;return t.codecs.forEach((function(e){e.maxptime>i&&(i=e.maxptime)})),i>0&&(n+="a=maxptime:"+i+"\r\n"),n+="a=rtcp-mux\r\n",t.headerExtensions&&t.headerExtensions.forEach((function(e){n+=r.writeExtmap(e)})),n},r.parseRtpEncodingParameters=function(e){var t,n=[],i=r.parseRtpParameters(e),o=-1!==i.fecMechanisms.indexOf("RED"),a=-1!==i.fecMechanisms.indexOf("ULPFEC"),s=r.matchPrefix(e,"a=ssrc:").map((function(e){return r.parseSsrcMedia(e)})).filter((function(e){return"cname"===e.attribute})),c=s.length>0&&s[0].ssrc,d=r.matchPrefix(e,"a=ssrc-group:FID").map((function(e){return e.substr(17).split(" ").map((function(e){return parseInt(e,10)}))}));d.length>0&&d[0].length>1&&d[0][0]===c&&(t=d[0][1]),i.codecs.forEach((function(e){if("RTX"===e.name.toUpperCase()&&e.parameters.apt){var r={ssrc:c,codecPayloadType:parseInt(e.parameters.apt,10)};c&&t&&(r.rtx={ssrc:t}),n.push(r),o&&((r=JSON.parse(JSON.stringify(r))).fec={ssrc:t,mechanism:a?"red+ulpfec":"red"},n.push(r))}})),0===n.length&&c&&n.push({ssrc:c});var u=r.matchPrefix(e,"b=");return u.length&&(u=0===u[0].indexOf("b=TIAS:")?parseInt(u[0].substr(7),10):0===u[0].indexOf("b=AS:")?1e3*parseInt(u[0].substr(5),10)*.95-16e3:void 0,n.forEach((function(e){e.maxBitrate=u}))),n},r.parseRtcpParameters=function(e){var t={},n=r.matchPrefix(e,"a=ssrc:").map((function(e){return r.parseSsrcMedia(e)})).filter((function(e){return"cname"===e.attribute}))[0];n&&(t.cname=n.value,t.ssrc=n.ssrc);var i=r.matchPrefix(e,"a=rtcp-rsize");t.reducedSize=i.length>0,t.compound=0===i.length;var o=r.matchPrefix(e,"a=rtcp-mux");return t.mux=o.length>0,t},r.parseMsid=function(e){var t,n=r.matchPrefix(e,"a=msid:");if(1===n.length)return{stream:(t=n[0].substr(7).split(" "))[0],track:t[1]};var i=r.matchPrefix(e,"a=ssrc:").map((function(e){return r.parseSsrcMedia(e)})).filter((function(e){return"msid"===e.attribute}));return i.length>0?{stream:(t=i[0].value.split(" "))[0],track:t[1]}:void 0},r.generateSessionId=function(){return Math.random().toString().substr(2,21)},r.writeSessionBoilerplate=function(e,t){var n=void 0!==t?t:2;return"v=0\r\no=thisisadapterortc "+(e||r.generateSessionId())+" "+n+" IN IP4 127.0.0.1\r\ns=-\r\nt=0 0\r\n"},r.writeMediaSection=function(e,t,n,i){var o=r.writeRtpDescription(e.kind,t);if(o+=r.writeIceParameters(e.iceGatherer.getLocalParameters()),o+=r.writeDtlsParameters(e.dtlsTransport.getLocalParameters(),"offer"===n?"actpass":"active"),o+="a=mid:"+e.mid+"\r\n",e.direction?o+="a="+e.direction+"\r\n":e.rtpSender&&e.rtpReceiver?o+="a=sendrecv\r\n":e.rtpSender?o+="a=sendonly\r\n":e.rtpReceiver?o+="a=recvonly\r\n":o+="a=inactive\r\n",e.rtpSender){var a="msid:"+i.id+" "+e.rtpSender.track.id+"\r\n";o+="a="+a,o+="a=ssrc:"+e.sendEncodingParameters[0].ssrc+" "+a,e.sendEncodingParameters[0].rtx&&(o+="a=ssrc:"+e.sendEncodingParameters[0].rtx.ssrc+" "+a,o+="a=ssrc-group:FID "+e.sendEncodingParameters[0].ssrc+" "+e.sendEncodingParameters[0].rtx.ssrc+"\r\n")}return o+="a=ssrc:"+e.sendEncodingParameters[0].ssrc+" cname:"+r.localCName+"\r\n",e.rtpSender&&e.sendEncodingParameters[0].rtx&&(o+="a=ssrc:"+e.sendEncodingParameters[0].rtx.ssrc+" cname:"+r.localCName+"\r\n"),o},r.getDirection=function(e,t){for(var n=r.splitLines(e),i=0;i<n.length;i++)switch(n[i]){case"a=sendrecv":case"a=sendonly":case"a=recvonly":case"a=inactive":return n[i].substr(2)}return t?r.getDirection(t):"sendrecv"},r.getKind=function(e){return r.splitLines(e)[0].split(" ")[0].substr(2)},r.isRejected=function(e){return"0"===e.split(" ",2)[1]},r.parseMLine=function(e){var t=r.splitLines(e)[0].substr(2).split(" ");return{kind:t[0],port:parseInt(t[1],10),protocol:t[2],fmt:t.slice(3).join(" ")}},r.parseOLine=function(e){var t=r.matchPrefix(e,"o=")[0].substr(2).split(" ");return{username:t[0],sessionId:t[1],sessionVersion:parseInt(t[2],10),netType:t[3],addressType:t[4],address:t[5]}},r.isValidSDP=function(e){if("string"!=typeof e||0===e.length)return!1;for(var t=r.splitLines(e),n=0;n<t.length;n++)if(t[n].length<2||"="!==t[n].charAt(1))return!1;return!0},"object"==typeof t&&(t.exports=r)},{}],3:[function(e,n,r){(function(t){var r=e("./adapter_factory.js");n.exports=r({window:t.window})}).call(this,void 0!==t?t:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"./adapter_factory.js":4}],4:[function(e,t,n){var r=e("./utils");t.exports=function(t,n){var i=t&&t.window,o={shimChrome:!0,shimFirefox:!0,shimEdge:!0,shimSafari:!0};for(var a in n)hasOwnProperty.call(n,a)&&(o[a]=n[a]);var s=r.log,c=r.detectBrowser(i),d=e("./chrome/chrome_shim")||null,u=e("./edge/edge_shim")||null,p=e("./firefox/firefox_shim")||null,l=e("./safari/safari_shim")||null,f=e("./common_shim")||null,m={browserDetails:c,commonShim:f,extractVersion:r.extractVersion,disableLog:r.disableLog,disableWarnings:r.disableWarnings};switch(c.browser){case"chrome":if(!d||!d.shimPeerConnection||!o.shimChrome)return s("Chrome shim is not included in this adapter release."),m;s("adapter.js shimming chrome."),m.browserShim=d,f.shimCreateObjectURL(i),d.shimGetUserMedia(i),d.shimMediaStream(i),d.shimSourceObject(i),d.shimPeerConnection(i),d.shimOnTrack(i),d.shimAddTrackRemoveTrack(i),d.shimGetSendersWithDtmf(i),d.shimSenderReceiverGetStats(i),d.fixNegotiationNeeded(i),f.shimRTCIceCandidate(i),f.shimMaxMessageSize(i),f.shimSendThrowTypeError(i);break;case"firefox":if(!p||!p.shimPeerConnection||!o.shimFirefox)return s("Firefox shim is not included in this adapter release."),m;s("adapter.js shimming firefox."),m.browserShim=p,f.shimCreateObjectURL(i),p.shimGetUserMedia(i),p.shimSourceObject(i),p.shimPeerConnection(i),p.shimOnTrack(i),p.shimRemoveStream(i),p.shimSenderGetStats(i),p.shimReceiverGetStats(i),p.shimRTCDataChannel(i),f.shimRTCIceCandidate(i),f.shimMaxMessageSize(i),f.shimSendThrowTypeError(i);break;case"edge":if(!u||!u.shimPeerConnection||!o.shimEdge)return s("MS edge shim is not included in this adapter release."),m;s("adapter.js shimming edge."),m.browserShim=u,f.shimCreateObjectURL(i),u.shimGetUserMedia(i),u.shimPeerConnection(i),u.shimReplaceTrack(i),f.shimMaxMessageSize(i),f.shimSendThrowTypeError(i);break;case"safari":if(!l||!o.shimSafari)return s("Safari shim is not included in this adapter release."),m;s("adapter.js shimming safari."),m.browserShim=l,f.shimCreateObjectURL(i),l.shimRTCIceServerUrls(i),l.shimCreateOfferLegacy(i),l.shimCallbacksAPI(i),l.shimLocalStreamsAPI(i),l.shimRemoteStreamsAPI(i),l.shimTrackEventTransceiver(i),l.shimGetUserMedia(i),f.shimRTCIceCandidate(i),f.shimMaxMessageSize(i),f.shimSendThrowTypeError(i);break;default:s("Unsupported browser!")}return m}},{"./chrome/chrome_shim":5,"./common_shim":7,"./edge/edge_shim":8,"./firefox/firefox_shim":11,"./safari/safari_shim":13,"./utils":14}],5:[function(e,t,n){function r(e,t,n){var r=n?"outbound-rtp":"inbound-rtp",i=new Map;if(null===t)return i;var o=[];return e.forEach((function(e){"track"===e.type&&e.trackIdentifier===t.id&&o.push(e)})),o.forEach((function(t){e.forEach((function(n){n.type===r&&n.trackId===t.id&&function e(t,n,r){n&&!r.has(n.id)&&(r.set(n.id,n),Object.keys(n).forEach((function(i){i.endsWith("Id")?e(t,t.get(n[i]),r):i.endsWith("Ids")&&n[i].forEach((function(n){e(t,t.get(n),r)}))})))}(e,n,i)}))})),i}var i=e("../utils.js"),o=i.log;t.exports={shimGetUserMedia:e("./getusermedia"),shimMediaStream:function(e){e.MediaStream=e.MediaStream||e.webkitMediaStream},shimOnTrack:function(e){if("object"!=typeof e||!e.RTCPeerConnection||"ontrack"in e.RTCPeerConnection.prototype)"RTCRtpTransceiver"in e||i.wrapPeerConnectionEvent(e,"track",(function(e){return e.transceiver||(e.transceiver={receiver:e.receiver}),e}));else{Object.defineProperty(e.RTCPeerConnection.prototype,"ontrack",{get:function(){return this._ontrack},set:function(e){this._ontrack&&this.removeEventListener("track",this._ontrack),this.addEventListener("track",this._ontrack=e)},enumerable:!0,configurable:!0});var t=e.RTCPeerConnection.prototype.setRemoteDescription;e.RTCPeerConnection.prototype.setRemoteDescription=function(){var n=this;return n._ontrackpoly||(n._ontrackpoly=function(t){t.stream.addEventListener("addtrack",(function(r){var i;i=e.RTCPeerConnection.prototype.getReceivers?n.getReceivers().find((function(e){return e.track&&e.track.id===r.track.id})):{track:r.track};var o=new Event("track");o.track=r.track,o.receiver=i,o.transceiver={receiver:i},o.streams=[t.stream],n.dispatchEvent(o)})),t.stream.getTracks().forEach((function(r){var i;i=e.RTCPeerConnection.prototype.getReceivers?n.getReceivers().find((function(e){return e.track&&e.track.id===r.id})):{track:r};var o=new Event("track");o.track=r,o.receiver=i,o.transceiver={receiver:i},o.streams=[t.stream],n.dispatchEvent(o)}))},n.addEventListener("addstream",n._ontrackpoly)),t.apply(n,arguments)}}},shimGetSendersWithDtmf:function(e){if("object"==typeof e&&e.RTCPeerConnection&&!("getSenders"in e.RTCPeerConnection.prototype)&&"createDTMFSender"in e.RTCPeerConnection.prototype){var t=function(e,t){return{track:t,get dtmf(){return void 0===this._dtmf&&("audio"===t.kind?this._dtmf=e.createDTMFSender(t):this._dtmf=null),this._dtmf},_pc:e}};if(!e.RTCPeerConnection.prototype.getSenders){e.RTCPeerConnection.prototype.getSenders=function(){return this._senders=this._senders||[],this._senders.slice()};var n=e.RTCPeerConnection.prototype.addTrack;e.RTCPeerConnection.prototype.addTrack=function(e,r){var i=this,o=n.apply(i,arguments);return o||(o=t(i,e),i._senders.push(o)),o};var r=e.RTCPeerConnection.prototype.removeTrack;e.RTCPeerConnection.prototype.removeTrack=function(e){var t=this;r.apply(t,arguments);var n=t._senders.indexOf(e);-1!==n&&t._senders.splice(n,1)}}var i=e.RTCPeerConnection.prototype.addStream;e.RTCPeerConnection.prototype.addStream=function(e){var n=this;n._senders=n._senders||[],i.apply(n,[e]),e.getTracks().forEach((function(e){n._senders.push(t(n,e))}))};var o=e.RTCPeerConnection.prototype.removeStream;e.RTCPeerConnection.prototype.removeStream=function(e){var t=this;t._senders=t._senders||[],o.apply(t,[e]),e.getTracks().forEach((function(e){var n=t._senders.find((function(t){return t.track===e}));n&&t._senders.splice(t._senders.indexOf(n),1)}))}}else if("object"==typeof e&&e.RTCPeerConnection&&"getSenders"in e.RTCPeerConnection.prototype&&"createDTMFSender"in e.RTCPeerConnection.prototype&&e.RTCRtpSender&&!("dtmf"in e.RTCRtpSender.prototype)){var a=e.RTCPeerConnection.prototype.getSenders;e.RTCPeerConnection.prototype.getSenders=function(){var e=this,t=a.apply(e,[]);return t.forEach((function(t){t._pc=e})),t},Object.defineProperty(e.RTCRtpSender.prototype,"dtmf",{get:function(){return void 0===this._dtmf&&("audio"===this.track.kind?this._dtmf=this._pc.createDTMFSender(this.track):this._dtmf=null),this._dtmf}})}},shimSenderReceiverGetStats:function(e){if("object"==typeof e&&e.RTCPeerConnection&&e.RTCRtpSender&&e.RTCRtpReceiver){if(!("getStats"in e.RTCRtpSender.prototype)){var t=e.RTCPeerConnection.prototype.getSenders;t&&(e.RTCPeerConnection.prototype.getSenders=function(){var e=this,n=t.apply(e,[]);return n.forEach((function(t){t._pc=e})),n});var n=e.RTCPeerConnection.prototype.addTrack;n&&(e.RTCPeerConnection.prototype.addTrack=function(){var e=n.apply(this,arguments);return e._pc=this,e}),e.RTCRtpSender.prototype.getStats=function(){var e=this;return this._pc.getStats().then((function(t){return r(t,e.track,!0)}))}}if(!("getStats"in e.RTCRtpReceiver.prototype)){var o=e.RTCPeerConnection.prototype.getReceivers;o&&(e.RTCPeerConnection.prototype.getReceivers=function(){var e=this,t=o.apply(e,[]);return t.forEach((function(t){t._pc=e})),t}),i.wrapPeerConnectionEvent(e,"track",(function(e){return e.receiver._pc=e.srcElement,e})),e.RTCRtpReceiver.prototype.getStats=function(){var e=this;return this._pc.getStats().then((function(t){return r(t,e.track,!1)}))}}if("getStats"in e.RTCRtpSender.prototype&&"getStats"in e.RTCRtpReceiver.prototype){var a=e.RTCPeerConnection.prototype.getStats;e.RTCPeerConnection.prototype.getStats=function(){var t=this;if(arguments.length>0&&arguments[0]instanceof e.MediaStreamTrack){var n,r,i,o=arguments[0];return t.getSenders().forEach((function(e){e.track===o&&(n?i=!0:n=e)})),t.getReceivers().forEach((function(e){return e.track===o&&(r?i=!0:r=e),e.track===o})),i||n&&r?Promise.reject(new DOMException("There are more than one sender or receiver for the track.","InvalidAccessError")):n?n.getStats():r?r.getStats():Promise.reject(new DOMException("There is no sender or receiver for the track.","InvalidAccessError"))}return a.apply(t,arguments)}}}},shimSourceObject:function(e){var t=e&&e.URL;"object"==typeof e&&(!e.HTMLMediaElement||"srcObject"in e.HTMLMediaElement.prototype||Object.defineProperty(e.HTMLMediaElement.prototype,"srcObject",{get:function(){return this._srcObject},set:function(e){var n=this;this._srcObject=e,this.src&&t.revokeObjectURL(this.src),e?(this.src=t.createObjectURL(e),e.addEventListener("addtrack",(function(){n.src&&t.revokeObjectURL(n.src),n.src=t.createObjectURL(e)})),e.addEventListener("removetrack",(function(){n.src&&t.revokeObjectURL(n.src),n.src=t.createObjectURL(e)}))):this.src=""}}))},shimAddTrackRemoveTrackWithNative:function(e){e.RTCPeerConnection.prototype.getLocalStreams=function(){var e=this;return this._shimmedLocalStreams=this._shimmedLocalStreams||{},Object.keys(this._shimmedLocalStreams).map((function(t){return e._shimmedLocalStreams[t][0]}))};var t=e.RTCPeerConnection.prototype.addTrack;e.RTCPeerConnection.prototype.addTrack=function(e,n){if(!n)return t.apply(this,arguments);this._shimmedLocalStreams=this._shimmedLocalStreams||{};var r=t.apply(this,arguments);return this._shimmedLocalStreams[n.id]?-1===this._shimmedLocalStreams[n.id].indexOf(r)&&this._shimmedLocalStreams[n.id].push(r):this._shimmedLocalStreams[n.id]=[n,r],r};var n=e.RTCPeerConnection.prototype.addStream;e.RTCPeerConnection.prototype.addStream=function(e){var t=this;this._shimmedLocalStreams=this._shimmedLocalStreams||{},e.getTracks().forEach((function(e){if(t.getSenders().find((function(t){return t.track===e})))throw new DOMException("Track already exists.","InvalidAccessError")}));var r=t.getSenders();n.apply(this,arguments);var i=t.getSenders().filter((function(e){return-1===r.indexOf(e)}));this._shimmedLocalStreams[e.id]=[e].concat(i)};var r=e.RTCPeerConnection.prototype.removeStream;e.RTCPeerConnection.prototype.removeStream=function(e){return this._shimmedLocalStreams=this._shimmedLocalStreams||{},delete this._shimmedLocalStreams[e.id],r.apply(this,arguments)};var i=e.RTCPeerConnection.prototype.removeTrack;e.RTCPeerConnection.prototype.removeTrack=function(e){var t=this;return this._shimmedLocalStreams=this._shimmedLocalStreams||{},e&&Object.keys(this._shimmedLocalStreams).forEach((function(n){var r=t._shimmedLocalStreams[n].indexOf(e);-1!==r&&t._shimmedLocalStreams[n].splice(r,1),1===t._shimmedLocalStreams[n].length&&delete t._shimmedLocalStreams[n]})),i.apply(this,arguments)}},shimAddTrackRemoveTrack:function(e){function t(e,t){var n=t.sdp;return Object.keys(e._reverseStreams||[]).forEach((function(t){var r=e._reverseStreams[t],i=e._streams[r.id];n=n.replace(new RegExp(i.id,"g"),r.id)})),new RTCSessionDescription({type:t.type,sdp:n})}function n(e,t){var n=t.sdp;return Object.keys(e._reverseStreams||[]).forEach((function(t){var r=e._reverseStreams[t],i=e._streams[r.id];n=n.replace(new RegExp(r.id,"g"),i.id)})),new RTCSessionDescription({type:t.type,sdp:n})}var r=i.detectBrowser(e);if(e.RTCPeerConnection.prototype.addTrack&&r.version>=65)return this.shimAddTrackRemoveTrackWithNative(e);var o=e.RTCPeerConnection.prototype.getLocalStreams;e.RTCPeerConnection.prototype.getLocalStreams=function(){var e=this,t=o.apply(this);return e._reverseStreams=e._reverseStreams||{},t.map((function(t){return e._reverseStreams[t.id]}))};var a=e.RTCPeerConnection.prototype.addStream;e.RTCPeerConnection.prototype.addStream=function(t){var n=this;if(n._streams=n._streams||{},n._reverseStreams=n._reverseStreams||{},t.getTracks().forEach((function(e){if(n.getSenders().find((function(t){return t.track===e})))throw new DOMException("Track already exists.","InvalidAccessError")})),!n._reverseStreams[t.id]){var r=new e.MediaStream(t.getTracks());n._streams[t.id]=r,n._reverseStreams[r.id]=t,t=r}a.apply(n,[t])};var s=e.RTCPeerConnection.prototype.removeStream;e.RTCPeerConnection.prototype.removeStream=function(e){var t=this;t._streams=t._streams||{},t._reverseStreams=t._reverseStreams||{},s.apply(t,[t._streams[e.id]||e]),delete t._reverseStreams[t._streams[e.id]?t._streams[e.id].id:e.id],delete t._streams[e.id]},e.RTCPeerConnection.prototype.addTrack=function(t,n){var r=this;if("closed"===r.signalingState)throw new DOMException("The RTCPeerConnection's signalingState is 'closed'.","InvalidStateError");var i=[].slice.call(arguments,1);if(1!==i.length||!i[0].getTracks().find((function(e){return e===t})))throw new DOMException("The adapter.js addTrack polyfill only supports a single  stream which is associated with the specified track.","NotSupportedError");if(r.getSenders().find((function(e){return e.track===t})))throw new DOMException("Track already exists.","InvalidAccessError");r._streams=r._streams||{},r._reverseStreams=r._reverseStreams||{};var o=r._streams[n.id];if(o)o.addTrack(t),Promise.resolve().then((function(){r.dispatchEvent(new Event("negotiationneeded"))}));else{var a=new e.MediaStream([t]);r._streams[n.id]=a,r._reverseStreams[a.id]=n,r.addStream(a)}return r.getSenders().find((function(e){return e.track===t}))},["createOffer","createAnswer"].forEach((function(n){var r=e.RTCPeerConnection.prototype[n];e.RTCPeerConnection.prototype[n]=function(){var e=this,n=arguments;return arguments.length&&"function"==typeof arguments[0]?r.apply(e,[function(r){var i=t(e,r);n[0].apply(null,[i])},function(e){n[1]&&n[1].apply(null,e)},arguments[2]]):r.apply(e,arguments).then((function(n){return t(e,n)}))}}));var c=e.RTCPeerConnection.prototype.setLocalDescription;e.RTCPeerConnection.prototype.setLocalDescription=function(){var e=this;return arguments.length&&arguments[0].type?(arguments[0]=n(e,arguments[0]),c.apply(e,arguments)):c.apply(e,arguments)};var d=Object.getOwnPropertyDescriptor(e.RTCPeerConnection.prototype,"localDescription");Object.defineProperty(e.RTCPeerConnection.prototype,"localDescription",{get:function(){var e=d.get.apply(this);return""===e.type?e:t(this,e)}}),e.RTCPeerConnection.prototype.removeTrack=function(e){var t,n=this;if("closed"===n.signalingState)throw new DOMException("The RTCPeerConnection's signalingState is 'closed'.","InvalidStateError");if(!e._pc)throw new DOMException("Argument 1 of RTCPeerConnection.removeTrack does not implement interface RTCRtpSender.","TypeError");if(e._pc!==n)throw new DOMException("Sender was not created by this connection.","InvalidAccessError");n._streams=n._streams||{},Object.keys(n._streams).forEach((function(r){n._streams[r].getTracks().find((function(t){return e.track===t}))&&(t=n._streams[r])})),t&&(1===t.getTracks().length?n.removeStream(n._reverseStreams[t.id]):t.removeTrack(e.track),n.dispatchEvent(new Event("negotiationneeded")))}},shimPeerConnection:function(e){var t=i.detectBrowser(e);if(!e.RTCPeerConnection&&e.webkitRTCPeerConnection)e.RTCPeerConnection=function(t,n){return o("PeerConnection"),t&&t.iceTransportPolicy&&(t.iceTransports=t.iceTransportPolicy),new e.webkitRTCPeerConnection(t,n)},e.RTCPeerConnection.prototype=e.webkitRTCPeerConnection.prototype,e.webkitRTCPeerConnection.generateCertificate&&Object.defineProperty(e.RTCPeerConnection,"generateCertificate",{get:function(){return e.webkitRTCPeerConnection.generateCertificate}});else{var n=e.RTCPeerConnection;e.RTCPeerConnection=function(e,t){if(e&&e.iceServers){for(var r=[],o=0;o<e.iceServers.length;o++){var a=e.iceServers[o];!a.hasOwnProperty("urls")&&a.hasOwnProperty("url")?(i.deprecated("RTCIceServer.url","RTCIceServer.urls"),(a=JSON.parse(JSON.stringify(a))).urls=a.url,r.push(a)):r.push(e.iceServers[o])}e.iceServers=r}return new n(e,t)},e.RTCPeerConnection.prototype=n.prototype,Object.defineProperty(e.RTCPeerConnection,"generateCertificate",{get:function(){return n.generateCertificate}})}var r=e.RTCPeerConnection.prototype.getStats;e.RTCPeerConnection.prototype.getStats=function(e,t,n){var i=this,o=arguments;if(arguments.length>0&&"function"==typeof e)return r.apply(this,arguments);if(0===r.length&&(0===arguments.length||"function"!=typeof arguments[0]))return r.apply(this,[]);var a=function(e){var t={};return e.result().forEach((function(e){var n={id:e.id,timestamp:e.timestamp,type:{localcandidate:"local-candidate",remotecandidate:"remote-candidate"}[e.type]||e.type};e.names().forEach((function(t){n[t]=e.stat(t)})),t[n.id]=n})),t},s=function(e){return new Map(Object.keys(e).map((function(t){return[t,e[t]]})))};if(arguments.length>=2){var c=function(e){o[1](s(a(e)))};return r.apply(this,[c,arguments[0]])}return new Promise((function(e,t){r.apply(i,[function(t){e(s(a(t)))},t])})).then(t,n)},t.version<51&&["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach((function(t){var n=e.RTCPeerConnection.prototype[t];e.RTCPeerConnection.prototype[t]=function(){var e=arguments,t=this,r=new Promise((function(r,i){n.apply(t,[e[0],r,i])}));return e.length<2?r:r.then((function(){e[1].apply(null,[])}),(function(t){e.length>=3&&e[2].apply(null,[t])}))}})),t.version<52&&["createOffer","createAnswer"].forEach((function(t){var n=e.RTCPeerConnection.prototype[t];e.RTCPeerConnection.prototype[t]=function(){var e=this;if(arguments.length<1||1===arguments.length&&"object"==typeof arguments[0]){var t=1===arguments.length?arguments[0]:void 0;return new Promise((function(r,i){n.apply(e,[r,i,t])}))}return n.apply(this,arguments)}})),["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach((function(t){var n=e.RTCPeerConnection.prototype[t];e.RTCPeerConnection.prototype[t]=function(){return arguments[0]=new("addIceCandidate"===t?e.RTCIceCandidate:e.RTCSessionDescription)(arguments[0]),n.apply(this,arguments)}}));var a=e.RTCPeerConnection.prototype.addIceCandidate;e.RTCPeerConnection.prototype.addIceCandidate=function(){return arguments[0]?a.apply(this,arguments):(arguments[1]&&arguments[1].apply(null),Promise.resolve())}},fixNegotiationNeeded:function(e){i.wrapPeerConnectionEvent(e,"negotiationneeded",(function(e){if("stable"===e.target.signalingState)return e}))},shimGetDisplayMedia:function(e,t){"getDisplayMedia"in e.navigator||"function"==typeof t&&(navigator.getDisplayMedia=function(e){return t(e).then((function(t){return e.video={mandatory:{chromeMediaSource:"desktop",chromeMediaSourceId:t,maxFrameRate:e.video.frameRate||3}},navigator.mediaDevices.getUserMedia(e)}))})}}},{"../utils.js":14,"./getusermedia":6}],6:[function(e,t,n){var r=e("../utils.js"),i=r.log;t.exports=function(e){var t=r.detectBrowser(e),n=e&&e.navigator,o=function(e){if("object"!=typeof e||e.mandatory||e.optional)return e;var t={};return Object.keys(e).forEach((function(n){if("require"!==n&&"advanced"!==n&&"mediaSource"!==n){var r="object"==typeof e[n]?e[n]:{ideal:e[n]};void 0!==r.exact&&"number"==typeof r.exact&&(r.min=r.max=r.exact);var i=function(e,t){return e?e+t.charAt(0).toUpperCase()+t.slice(1):"deviceId"===t?"sourceId":t};if(void 0!==r.ideal){t.optional=t.optional||[];var o={};"number"==typeof r.ideal?(o[i("min",n)]=r.ideal,t.optional.push(o),(o={})[i("max",n)]=r.ideal,t.optional.push(o)):(o[i("",n)]=r.ideal,t.optional.push(o))}void 0!==r.exact&&"number"!=typeof r.exact?(t.mandatory=t.mandatory||{},t.mandatory[i("",n)]=r.exact):["min","max"].forEach((function(e){void 0!==r[e]&&(t.mandatory=t.mandatory||{},t.mandatory[i(e,n)]=r[e])}))}})),e.advanced&&(t.optional=(t.optional||[]).concat(e.advanced)),t},a=function(e,r){if(t.version>=61)return r(e);if((e=JSON.parse(JSON.stringify(e)))&&"object"==typeof e.audio){var a=function(e,t,n){t in e&&!(n in e)&&(e[n]=e[t],delete e[t])};a((e=JSON.parse(JSON.stringify(e))).audio,"autoGainControl","googAutoGainControl"),a(e.audio,"noiseSuppression","googNoiseSuppression"),e.audio=o(e.audio)}if(e&&"object"==typeof e.video){var s=e.video.facingMode;s=s&&("object"==typeof s?s:{ideal:s});var c,d=t.version<66;if(s&&("user"===s.exact||"environment"===s.exact||"user"===s.ideal||"environment"===s.ideal)&&(!n.mediaDevices.getSupportedConstraints||!n.mediaDevices.getSupportedConstraints().facingMode||d)&&(delete e.video.facingMode,"environment"===s.exact||"environment"===s.ideal?c=["back","rear"]:"user"!==s.exact&&"user"!==s.ideal||(c=["front"]),c))return n.mediaDevices.enumerateDevices().then((function(t){var n=(t=t.filter((function(e){return"videoinput"===e.kind}))).find((function(e){return c.some((function(t){return-1!==e.label.toLowerCase().indexOf(t)}))}));return!n&&t.length&&-1!==c.indexOf("back")&&(n=t[t.length-1]),n&&(e.video.deviceId=s.exact?{exact:n.deviceId}:{ideal:n.deviceId}),e.video=o(e.video),i("chrome: "+JSON.stringify(e)),r(e)}));e.video=o(e.video)}return i("chrome: "+JSON.stringify(e)),r(e)},s=function(e){return t.version>=64?e:{name:{PermissionDeniedError:"NotAllowedError",PermissionDismissedError:"NotAllowedError",InvalidStateError:"NotAllowedError",DevicesNotFoundError:"NotFoundError",ConstraintNotSatisfiedError:"OverconstrainedError",TrackStartError:"NotReadableError",MediaDeviceFailedDueToShutdown:"NotAllowedError",MediaDeviceKillSwitchOn:"NotAllowedError",TabCaptureError:"AbortError",ScreenCaptureError:"AbortError",DeviceCaptureError:"AbortError"}[e.name]||e.name,message:e.message,constraint:e.constraint||e.constraintName,toString:function(){return this.name+(this.message&&": ")+this.message}}};n.getUserMedia=function(e,t,r){a(e,(function(e){n.webkitGetUserMedia(e,t,(function(e){r&&r(s(e))}))}))};var c=function(e){return new Promise((function(t,r){n.getUserMedia(e,t,r)}))};if(n.mediaDevices||(n.mediaDevices={getUserMedia:c,enumerateDevices:function(){return new Promise((function(t){var n={audio:"audioinput",video:"videoinput"};return e.MediaStreamTrack.getSources((function(e){t(e.map((function(e){return{label:e.label,kind:n[e.kind],deviceId:e.id,groupId:""}})))}))}))},getSupportedConstraints:function(){return{deviceId:!0,echoCancellation:!0,facingMode:!0,frameRate:!0,height:!0,width:!0}}}),n.mediaDevices.getUserMedia){var d=n.mediaDevices.getUserMedia.bind(n.mediaDevices);n.mediaDevices.getUserMedia=function(e){return a(e,(function(e){return d(e).then((function(t){if(e.audio&&!t.getAudioTracks().length||e.video&&!t.getVideoTracks().length)throw t.getTracks().forEach((function(e){e.stop()})),new DOMException("","NotFoundError");return t}),(function(e){return Promise.reject(s(e))}))}))}}else n.mediaDevices.getUserMedia=function(e){return c(e)};void 0===n.mediaDevices.addEventListener&&(n.mediaDevices.addEventListener=function(){i("Dummy mediaDevices.addEventListener called.")}),void 0===n.mediaDevices.removeEventListener&&(n.mediaDevices.removeEventListener=function(){i("Dummy mediaDevices.removeEventListener called.")})}},{"../utils.js":14}],7:[function(e,t,n){var r=e("sdp"),i=e("./utils");t.exports={shimRTCIceCandidate:function(e){if(e.RTCIceCandidate&&(!e.RTCIceCandidate||!("foundation"in e.RTCIceCandidate.prototype))){var t=e.RTCIceCandidate;e.RTCIceCandidate=function(e){if("object"==typeof e&&e.candidate&&0===e.candidate.indexOf("a=")&&((e=JSON.parse(JSON.stringify(e))).candidate=e.candidate.substr(2)),e.candidate&&e.candidate.length){var n=new t(e),i=r.parseCandidate(e.candidate),o=Object.assign(n,i);return o.toJSON=function(){return{candidate:o.candidate,sdpMid:o.sdpMid,sdpMLineIndex:o.sdpMLineIndex,usernameFragment:o.usernameFragment}},o}return new t(e)},e.RTCIceCandidate.prototype=t.prototype,i.wrapPeerConnectionEvent(e,"icecandidate",(function(t){return t.candidate&&Object.defineProperty(t,"candidate",{value:new e.RTCIceCandidate(t.candidate),writable:"false"}),t}))}},shimCreateObjectURL:function(e){var t=e&&e.URL;if("object"==typeof e&&e.HTMLMediaElement&&"srcObject"in e.HTMLMediaElement.prototype&&t.createObjectURL&&t.revokeObjectURL){var n=t.createObjectURL.bind(t),r=t.revokeObjectURL.bind(t),o=new Map,a=0;t.createObjectURL=function(e){if("getTracks"in e){var t="polyblob:"+ ++a;return o.set(t,e),i.deprecated("URL.createObjectURL(stream)","elem.srcObject = stream"),t}return n(e)},t.revokeObjectURL=function(e){r(e),o.delete(e)};var s=Object.getOwnPropertyDescriptor(e.HTMLMediaElement.prototype,"src");Object.defineProperty(e.HTMLMediaElement.prototype,"src",{get:function(){return s.get.apply(this)},set:function(e){return this.srcObject=o.get(e)||null,s.set.apply(this,[e])}});var c=e.HTMLMediaElement.prototype.setAttribute;e.HTMLMediaElement.prototype.setAttribute=function(){return 2===arguments.length&&"src"===(""+arguments[0]).toLowerCase()&&(this.srcObject=o.get(arguments[1])||null),c.apply(this,arguments)}}},shimMaxMessageSize:function(e){if(!e.RTCSctpTransport&&e.RTCPeerConnection){var t=i.detectBrowser(e);"sctp"in e.RTCPeerConnection.prototype||Object.defineProperty(e.RTCPeerConnection.prototype,"sctp",{get:function(){return void 0===this._sctp?null:this._sctp}});var n=function(e){var t=r.splitSections(e.sdp);return t.shift(),t.some((function(e){var t=r.parseMLine(e);return t&&"application"===t.kind&&-1!==t.protocol.indexOf("SCTP")}))},o=function(e){var t=e.sdp.match(/mozilla...THIS_IS_SDPARTA-(\d+)/);if(null===t||t.length<2)return-1;var n=parseInt(t[1],10);return n!=n?-1:n},a=function(e){var n=65536;return"firefox"===t.browser&&(n=t.version<57?-1===e?16384:2147483637:t.version<60?57===t.version?65535:65536:2147483637),n},s=function(e,n){var i=65536;"firefox"===t.browser&&57===t.version&&(i=65535);var o=r.matchPrefix(e.sdp,"a=max-message-size:");return o.length>0?i=parseInt(o[0].substr(19),10):"firefox"===t.browser&&-1!==n&&(i=2147483637),i},c=e.RTCPeerConnection.prototype.setRemoteDescription;e.RTCPeerConnection.prototype.setRemoteDescription=function(){var e=this;if(e._sctp=null,n(arguments[0])){var t,r=o(arguments[0]),i=a(r),d=s(arguments[0],r);t=0===i&&0===d?Number.POSITIVE_INFINITY:0===i||0===d?Math.max(i,d):Math.min(i,d);var u={};Object.defineProperty(u,"maxMessageSize",{get:function(){return t}}),e._sctp=u}return c.apply(e,arguments)}}},shimSendThrowTypeError:function(e){function t(e,t){var n=e.send;e.send=function(){var r=arguments[0],i=r.length||r.size||r.byteLength;if("open"===e.readyState&&t.sctp&&i>t.sctp.maxMessageSize)throw new TypeError("Message too large (can send a maximum of "+t.sctp.maxMessageSize+" bytes)");return n.apply(e,arguments)}}if(e.RTCPeerConnection&&"createDataChannel"in e.RTCPeerConnection.prototype){var n=e.RTCPeerConnection.prototype.createDataChannel;e.RTCPeerConnection.prototype.createDataChannel=function(){var e=this,r=n.apply(e,arguments);return t(r,e),r},i.wrapPeerConnectionEvent(e,"datachannel",(function(e){return t(e.channel,e.target),e}))}}}},{"./utils":14,sdp:2}],8:[function(e,t,n){var r=e("../utils"),i=e("./filtericeservers"),o=e("rtcpeerconnection-shim");t.exports={shimGetUserMedia:e("./getusermedia"),shimPeerConnection:function(e){var t=r.detectBrowser(e);if(e.RTCIceGatherer&&(e.RTCIceCandidate||(e.RTCIceCandidate=function(e){return e}),e.RTCSessionDescription||(e.RTCSessionDescription=function(e){return e}),t.version<15025)){var n=Object.getOwnPropertyDescriptor(e.MediaStreamTrack.prototype,"enabled");Object.defineProperty(e.MediaStreamTrack.prototype,"enabled",{set:function(e){n.set.call(this,e);var t=new Event("enabled");t.enabled=e,this.dispatchEvent(t)}})}!e.RTCRtpSender||"dtmf"in e.RTCRtpSender.prototype||Object.defineProperty(e.RTCRtpSender.prototype,"dtmf",{get:function(){return void 0===this._dtmf&&("audio"===this.track.kind?this._dtmf=new e.RTCDtmfSender(this):"video"===this.track.kind&&(this._dtmf=null)),this._dtmf}}),e.RTCDtmfSender&&!e.RTCDTMFSender&&(e.RTCDTMFSender=e.RTCDtmfSender);var a=o(e,t.version);e.RTCPeerConnection=function(e){return e&&e.iceServers&&(e.iceServers=i(e.iceServers)),new a(e)},e.RTCPeerConnection.prototype=a.prototype},shimReplaceTrack:function(e){!e.RTCRtpSender||"replaceTrack"in e.RTCRtpSender.prototype||(e.RTCRtpSender.prototype.replaceTrack=e.RTCRtpSender.prototype.setTrack)}}},{"../utils":14,"./filtericeservers":9,"./getusermedia":10,"rtcpeerconnection-shim":1}],9:[function(e,t,n){var r=e("../utils");t.exports=function(e,t){var n=!1;return(e=JSON.parse(JSON.stringify(e))).filter((function(e){if(e&&(e.urls||e.url)){var i=e.urls||e.url;e.url&&!e.urls&&r.deprecated("RTCIceServer.url","RTCIceServer.urls");var o="string"==typeof i;return o&&(i=[i]),i=i.filter((function(e){return 0!==e.indexOf("turn:")||-1===e.indexOf("transport=udp")||-1!==e.indexOf("turn:[")||n?0===e.indexOf("stun:")&&t>=14393&&-1===e.indexOf("?transport=udp"):(n=!0,!0)})),delete e.url,e.urls=o?i[0]:i,!!i.length}}))}},{"../utils":14}],10:[function(e,t,n){t.exports=function(e){var t=e&&e.navigator,n=t.mediaDevices.getUserMedia.bind(t.mediaDevices);t.mediaDevices.getUserMedia=function(e){return n(e).catch((function(e){return Promise.reject(function(e){return{name:{PermissionDeniedError:"NotAllowedError"}[e.name]||e.name,message:e.message,constraint:e.constraint,toString:function(){return this.name}}}(e))}))}}},{}],11:[function(e,t,n){var r=e("../utils");t.exports={shimGetUserMedia:e("./getusermedia"),shimOnTrack:function(e){"object"!=typeof e||!e.RTCPeerConnection||"ontrack"in e.RTCPeerConnection.prototype||Object.defineProperty(e.RTCPeerConnection.prototype,"ontrack",{get:function(){return this._ontrack},set:function(e){this._ontrack&&(this.removeEventListener("track",this._ontrack),this.removeEventListener("addstream",this._ontrackpoly)),this.addEventListener("track",this._ontrack=e),this.addEventListener("addstream",this._ontrackpoly=function(e){e.stream.getTracks().forEach(function(t){var n=new Event("track");n.track=t,n.receiver={track:t},n.transceiver={receiver:n.receiver},n.streams=[e.stream],this.dispatchEvent(n)}.bind(this))}.bind(this))},enumerable:!0,configurable:!0}),"object"==typeof e&&e.RTCTrackEvent&&"receiver"in e.RTCTrackEvent.prototype&&!("transceiver"in e.RTCTrackEvent.prototype)&&Object.defineProperty(e.RTCTrackEvent.prototype,"transceiver",{get:function(){return{receiver:this.receiver}}})},shimSourceObject:function(e){"object"==typeof e&&(!e.HTMLMediaElement||"srcObject"in e.HTMLMediaElement.prototype||Object.defineProperty(e.HTMLMediaElement.prototype,"srcObject",{get:function(){return this.mozSrcObject},set:function(e){this.mozSrcObject=e}}))},shimPeerConnection:function(e){var t=r.detectBrowser(e);if("object"==typeof e&&(e.RTCPeerConnection||e.mozRTCPeerConnection)){e.RTCPeerConnection||(e.RTCPeerConnection=function(n,r){if(t.version<38&&n&&n.iceServers){for(var i=[],o=0;o<n.iceServers.length;o++){var a=n.iceServers[o];if(a.hasOwnProperty("urls"))for(var s=0;s<a.urls.length;s++){var c={url:a.urls[s]};0===a.urls[s].indexOf("turn")&&(c.username=a.username,c.credential=a.credential),i.push(c)}else i.push(n.iceServers[o])}n.iceServers=i}return new e.mozRTCPeerConnection(n,r)},e.RTCPeerConnection.prototype=e.mozRTCPeerConnection.prototype,e.mozRTCPeerConnection.generateCertificate&&Object.defineProperty(e.RTCPeerConnection,"generateCertificate",{get:function(){return e.mozRTCPeerConnection.generateCertificate}}),e.RTCSessionDescription=e.mozRTCSessionDescription,e.RTCIceCandidate=e.mozRTCIceCandidate),["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach((function(t){var n=e.RTCPeerConnection.prototype[t];e.RTCPeerConnection.prototype[t]=function(){return arguments[0]=new("addIceCandidate"===t?e.RTCIceCandidate:e.RTCSessionDescription)(arguments[0]),n.apply(this,arguments)}}));var n=e.RTCPeerConnection.prototype.addIceCandidate;e.RTCPeerConnection.prototype.addIceCandidate=function(){return arguments[0]?n.apply(this,arguments):(arguments[1]&&arguments[1].apply(null),Promise.resolve())};var i={inboundrtp:"inbound-rtp",outboundrtp:"outbound-rtp",candidatepair:"candidate-pair",localcandidate:"local-candidate",remotecandidate:"remote-candidate"},o=e.RTCPeerConnection.prototype.getStats;e.RTCPeerConnection.prototype.getStats=function(e,n,r){return o.apply(this,[e||null]).then((function(e){if(t.version<48&&(e=function(e){var t=new Map;return Object.keys(e).forEach((function(n){t.set(n,e[n]),t[n]=e[n]})),t}(e)),t.version<53&&!n)try{e.forEach((function(e){e.type=i[e.type]||e.type}))}catch(t){if("TypeError"!==t.name)throw t;e.forEach((function(t,n){e.set(n,Object.assign({},t,{type:i[t.type]||t.type}))}))}return e})).then(n,r)}}},shimSenderGetStats:function(e){if("object"==typeof e&&e.RTCPeerConnection&&e.RTCRtpSender&&(!e.RTCRtpSender||!("getStats"in e.RTCRtpSender.prototype))){var t=e.RTCPeerConnection.prototype.getSenders;t&&(e.RTCPeerConnection.prototype.getSenders=function(){var e=this,n=t.apply(e,[]);return n.forEach((function(t){t._pc=e})),n});var n=e.RTCPeerConnection.prototype.addTrack;n&&(e.RTCPeerConnection.prototype.addTrack=function(){var e=n.apply(this,arguments);return e._pc=this,e}),e.RTCRtpSender.prototype.getStats=function(){return this.track?this._pc.getStats(this.track):Promise.resolve(new Map)}}},shimReceiverGetStats:function(e){if("object"==typeof e&&e.RTCPeerConnection&&e.RTCRtpSender&&(!e.RTCRtpSender||!("getStats"in e.RTCRtpReceiver.prototype))){var t=e.RTCPeerConnection.prototype.getReceivers;t&&(e.RTCPeerConnection.prototype.getReceivers=function(){var e=this,n=t.apply(e,[]);return n.forEach((function(t){t._pc=e})),n}),r.wrapPeerConnectionEvent(e,"track",(function(e){return e.receiver._pc=e.srcElement,e})),e.RTCRtpReceiver.prototype.getStats=function(){return this._pc.getStats(this.track)}}},shimRemoveStream:function(e){!e.RTCPeerConnection||"removeStream"in e.RTCPeerConnection.prototype||(e.RTCPeerConnection.prototype.removeStream=function(e){var t=this;r.deprecated("removeStream","removeTrack"),this.getSenders().forEach((function(n){n.track&&-1!==e.getTracks().indexOf(n.track)&&t.removeTrack(n)}))})},shimRTCDataChannel:function(e){e.DataChannel&&!e.RTCDataChannel&&(e.RTCDataChannel=e.DataChannel)},shimGetDisplayMedia:function(e,t){"getDisplayMedia"in e.navigator||(navigator.getDisplayMedia=function(e){if(!e||!e.video){var n=new DOMException("getDisplayMedia without video constraints is undefined");return n.name="NotFoundError",n.code=8,Promise.reject(n)}return!0===e.video?e.video={mediaSource:t}:e.video.mediaSource=t,navigator.mediaDevices.getUserMedia(e)})}}},{"../utils":14,"./getusermedia":12}],12:[function(e,t,n){var r=e("../utils"),i=r.log;t.exports=function(e){var t=r.detectBrowser(e),n=e&&e.navigator,o=e&&e.MediaStreamTrack,a=function(e){return{name:{InternalError:"NotReadableError",NotSupportedError:"TypeError",PermissionDeniedError:"NotAllowedError",SecurityError:"NotAllowedError"}[e.name]||e.name,message:{"The operation is insecure.":"The request is not allowed by the user agent or the platform in the current context."}[e.message]||e.message,constraint:e.constraint,toString:function(){return this.name+(this.message&&": ")+this.message}}},s=function(e,r,o){var s=function(e){if("object"!=typeof e||e.require)return e;var t=[];return Object.keys(e).forEach((function(n){if("require"!==n&&"advanced"!==n&&"mediaSource"!==n){var r=e[n]="object"==typeof e[n]?e[n]:{ideal:e[n]};if(void 0===r.min&&void 0===r.max&&void 0===r.exact||t.push(n),void 0!==r.exact&&("number"==typeof r.exact?r.min=r.max=r.exact:e[n]=r.exact,delete r.exact),void 0!==r.ideal){e.advanced=e.advanced||[];var i={};"number"==typeof r.ideal?i[n]={min:r.ideal,max:r.ideal}:i[n]=r.ideal,e.advanced.push(i),delete r.ideal,Object.keys(r).length||delete e[n]}}})),t.length&&(e.require=t),e};return e=JSON.parse(JSON.stringify(e)),t.version<38&&(i("spec: "+JSON.stringify(e)),e.audio&&(e.audio=s(e.audio)),e.video&&(e.video=s(e.video)),i("ff37: "+JSON.stringify(e))),n.mozGetUserMedia(e,r,(function(e){o(a(e))}))};if(n.mediaDevices||(n.mediaDevices={getUserMedia:function(e){return new Promise((function(t,n){s(e,t,n)}))},addEventListener:function(){},removeEventListener:function(){}}),n.mediaDevices.enumerateDevices=n.mediaDevices.enumerateDevices||function(){return new Promise((function(e){e([{kind:"audioinput",deviceId:"default",label:"",groupId:""},{kind:"videoinput",deviceId:"default",label:"",groupId:""}])}))},t.version<41){var c=n.mediaDevices.enumerateDevices.bind(n.mediaDevices);n.mediaDevices.enumerateDevices=function(){return c().then(void 0,(function(e){if("NotFoundError"===e.name)return[];throw e}))}}if(t.version<49){var d=n.mediaDevices.getUserMedia.bind(n.mediaDevices);n.mediaDevices.getUserMedia=function(e){return d(e).then((function(t){if(e.audio&&!t.getAudioTracks().length||e.video&&!t.getVideoTracks().length)throw t.getTracks().forEach((function(e){e.stop()})),new DOMException("The object can not be found here.","NotFoundError");return t}),(function(e){return Promise.reject(a(e))}))}}if(!(t.version>55&&"autoGainControl"in n.mediaDevices.getSupportedConstraints())){var u=function(e,t,n){t in e&&!(n in e)&&(e[n]=e[t],delete e[t])},p=n.mediaDevices.getUserMedia.bind(n.mediaDevices);if(n.mediaDevices.getUserMedia=function(e){return"object"==typeof e&&"object"==typeof e.audio&&(e=JSON.parse(JSON.stringify(e)),u(e.audio,"autoGainControl","mozAutoGainControl"),u(e.audio,"noiseSuppression","mozNoiseSuppression")),p(e)},o&&o.prototype.getSettings){var l=o.prototype.getSettings;o.prototype.getSettings=function(){var e=l.apply(this,arguments);return u(e,"mozAutoGainControl","autoGainControl"),u(e,"mozNoiseSuppression","noiseSuppression"),e}}if(o&&o.prototype.applyConstraints){var f=o.prototype.applyConstraints;o.prototype.applyConstraints=function(e){return"audio"===this.kind&&"object"==typeof e&&(e=JSON.parse(JSON.stringify(e)),u(e,"autoGainControl","mozAutoGainControl"),u(e,"noiseSuppression","mozNoiseSuppression")),f.apply(this,[e])}}}n.getUserMedia=function(e,i,o){if(t.version<44)return s(e,i,o);r.deprecated("navigator.getUserMedia","navigator.mediaDevices.getUserMedia"),n.mediaDevices.getUserMedia(e).then(i,o)}}},{"../utils":14}],13:[function(e,t,n){var r=e("../utils");t.exports={shimLocalStreamsAPI:function(e){if("object"==typeof e&&e.RTCPeerConnection){if("getLocalStreams"in e.RTCPeerConnection.prototype||(e.RTCPeerConnection.prototype.getLocalStreams=function(){return this._localStreams||(this._localStreams=[]),this._localStreams}),"getStreamById"in e.RTCPeerConnection.prototype||(e.RTCPeerConnection.prototype.getStreamById=function(e){var t=null;return this._localStreams&&this._localStreams.forEach((function(n){n.id===e&&(t=n)})),this._remoteStreams&&this._remoteStreams.forEach((function(n){n.id===e&&(t=n)})),t}),!("addStream"in e.RTCPeerConnection.prototype)){var t=e.RTCPeerConnection.prototype.addTrack;e.RTCPeerConnection.prototype.addStream=function(e){this._localStreams||(this._localStreams=[]),-1===this._localStreams.indexOf(e)&&this._localStreams.push(e);var n=this;e.getTracks().forEach((function(r){t.call(n,r,e)}))},e.RTCPeerConnection.prototype.addTrack=function(e,n){return n&&(this._localStreams?-1===this._localStreams.indexOf(n)&&this._localStreams.push(n):this._localStreams=[n]),t.call(this,e,n)}}"removeStream"in e.RTCPeerConnection.prototype||(e.RTCPeerConnection.prototype.removeStream=function(e){this._localStreams||(this._localStreams=[]);var t=this._localStreams.indexOf(e);if(-1!==t){this._localStreams.splice(t,1);var n=this,r=e.getTracks();this.getSenders().forEach((function(e){-1!==r.indexOf(e.track)&&n.removeTrack(e)}))}})}},shimRemoteStreamsAPI:function(e){if("object"==typeof e&&e.RTCPeerConnection&&("getRemoteStreams"in e.RTCPeerConnection.prototype||(e.RTCPeerConnection.prototype.getRemoteStreams=function(){return this._remoteStreams?this._remoteStreams:[]}),!("onaddstream"in e.RTCPeerConnection.prototype))){Object.defineProperty(e.RTCPeerConnection.prototype,"onaddstream",{get:function(){return this._onaddstream},set:function(e){this._onaddstream&&this.removeEventListener("addstream",this._onaddstream),this.addEventListener("addstream",this._onaddstream=e)}});var t=e.RTCPeerConnection.prototype.setRemoteDescription;e.RTCPeerConnection.prototype.setRemoteDescription=function(){var e=this;return this._onaddstreampoly||this.addEventListener("track",this._onaddstreampoly=function(t){t.streams.forEach((function(t){if(e._remoteStreams||(e._remoteStreams=[]),!(e._remoteStreams.indexOf(t)>=0)){e._remoteStreams.push(t);var n=new Event("addstream");n.stream=t,e.dispatchEvent(n)}}))}),t.apply(e,arguments)}}},shimCallbacksAPI:function(e){if("object"==typeof e&&e.RTCPeerConnection){var t=e.RTCPeerConnection.prototype,n=t.createOffer,r=t.createAnswer,i=t.setLocalDescription,o=t.setRemoteDescription,a=t.addIceCandidate;t.createOffer=function(e,t){var r=arguments.length>=2?arguments[2]:arguments[0],i=n.apply(this,[r]);return t?(i.then(e,t),Promise.resolve()):i},t.createAnswer=function(e,t){var n=arguments.length>=2?arguments[2]:arguments[0],i=r.apply(this,[n]);return t?(i.then(e,t),Promise.resolve()):i};var s=function(e,t,n){var r=i.apply(this,[e]);return n?(r.then(t,n),Promise.resolve()):r};t.setLocalDescription=s,s=function(e,t,n){var r=o.apply(this,[e]);return n?(r.then(t,n),Promise.resolve()):r},t.setRemoteDescription=s,s=function(e,t,n){var r=a.apply(this,[e]);return n?(r.then(t,n),Promise.resolve()):r},t.addIceCandidate=s}},shimGetUserMedia:function(e){var t=e&&e.navigator;t.getUserMedia||(t.webkitGetUserMedia?t.getUserMedia=t.webkitGetUserMedia.bind(t):t.mediaDevices&&t.mediaDevices.getUserMedia&&(t.getUserMedia=function(e,n,r){t.mediaDevices.getUserMedia(e).then(n,r)}.bind(t)))},shimRTCIceServerUrls:function(e){var t=e.RTCPeerConnection;e.RTCPeerConnection=function(e,n){if(e&&e.iceServers){for(var i=[],o=0;o<e.iceServers.length;o++){var a=e.iceServers[o];!a.hasOwnProperty("urls")&&a.hasOwnProperty("url")?(r.deprecated("RTCIceServer.url","RTCIceServer.urls"),(a=JSON.parse(JSON.stringify(a))).urls=a.url,delete a.url,i.push(a)):i.push(e.iceServers[o])}e.iceServers=i}return new t(e,n)},e.RTCPeerConnection.prototype=t.prototype,"generateCertificate"in e.RTCPeerConnection&&Object.defineProperty(e.RTCPeerConnection,"generateCertificate",{get:function(){return t.generateCertificate}})},shimTrackEventTransceiver:function(e){"object"==typeof e&&e.RTCPeerConnection&&"receiver"in e.RTCTrackEvent.prototype&&!e.RTCTransceiver&&Object.defineProperty(e.RTCTrackEvent.prototype,"transceiver",{get:function(){return{receiver:this.receiver}}})},shimCreateOfferLegacy:function(e){var t=e.RTCPeerConnection.prototype.createOffer;e.RTCPeerConnection.prototype.createOffer=function(e){var n=this;if(e){void 0!==e.offerToReceiveAudio&&(e.offerToReceiveAudio=!!e.offerToReceiveAudio);var r=n.getTransceivers().find((function(e){return e.sender.track&&"audio"===e.sender.track.kind}));!1===e.offerToReceiveAudio&&r?"sendrecv"===r.direction?r.setDirection?r.setDirection("sendonly"):r.direction="sendonly":"recvonly"===r.direction&&(r.setDirection?r.setDirection("inactive"):r.direction="inactive"):!0!==e.offerToReceiveAudio||r||n.addTransceiver("audio"),void 0!==e.offerToReceiveVideo&&(e.offerToReceiveVideo=!!e.offerToReceiveVideo);var i=n.getTransceivers().find((function(e){return e.sender.track&&"video"===e.sender.track.kind}));!1===e.offerToReceiveVideo&&i?"sendrecv"===i.direction?i.setDirection("sendonly"):"recvonly"===i.direction&&i.setDirection("inactive"):!0!==e.offerToReceiveVideo||i||n.addTransceiver("video")}return t.apply(n,arguments)}}}},{"../utils":14}],14:[function(e,t,n){function r(e,t,n){var r=e.match(t);return r&&r.length>=n&&parseInt(r[n],10)}var i=!0;t.exports={extractVersion:r,wrapPeerConnectionEvent:function(e,t,n){if(e.RTCPeerConnection){var r=e.RTCPeerConnection.prototype,i=r.addEventListener;r.addEventListener=function(e,r){if(e!==t)return i.apply(this,arguments);var o=function(e){var t=n(e);t&&r(t)};return this._eventMap=this._eventMap||{},this._eventMap[r]=o,i.apply(this,[e,o])};var o=r.removeEventListener;r.removeEventListener=function(e,n){if(e!==t||!this._eventMap||!this._eventMap[n])return o.apply(this,arguments);var r=this._eventMap[n];return delete this._eventMap[n],o.apply(this,[e,r])},Object.defineProperty(r,"on"+t,{get:function(){return this["_on"+t]},set:function(e){this["_on"+t]&&(this.removeEventListener(t,this["_on"+t]),delete this["_on"+t]),e&&this.addEventListener(t,this["_on"+t]=e)},enumerable:!0,configurable:!0})}},disableLog:function(e){return"boolean"!=typeof e?new Error("Argument type: "+typeof e+". Please use a boolean."):(i=e,e?"adapter.js logging disabled":"adapter.js logging enabled")},disableWarnings:function(e){return"boolean"!=typeof e?new Error("Argument type: "+typeof e+". Please use a boolean."):"adapter.js deprecation warnings "+(e?"disabled":"enabled")},log:function(){if("object"==typeof window){if(i)return;"undefined"!=typeof console&&console.log}},deprecated:function(e,t){},detectBrowser:function(e){var t=e&&e.navigator,n={browser:null,version:null};if(void 0===e||!e.navigator)return n.browser="Not a browser.",n;if(t.mozGetUserMedia)n.browser="firefox",n.version=r(t.userAgent,/Firefox\/(\d+)\./,1);else if(t.webkitGetUserMedia)n.browser="chrome",n.version=r(t.userAgent,/Chrom(e|ium)\/(\d+)\./,2);else if(t.mediaDevices&&t.userAgent.match(/Edge\/(\d+).(\d+)$/))n.browser="edge",n.version=r(t.userAgent,/Edge\/(\d+).(\d+)$/,2);else{if(!e.RTCPeerConnection||!t.userAgent.match(/AppleWebKit\/(\d+)\./))return n.browser="Not a supported browser.",n;n.browser="safari",n.version=r(t.userAgent,/AppleWebKit\/(\d+)\./,1)}return n}}},{}]},{},[3])(3),navigator.mozGetUserMedia?(MediaStreamTrack.getSources=function(e){setTimeout((function(){e([{kind:"audio",id:"default",label:"",facing:""},{kind:"video",id:"default",label:"",facing:""}])}),0)},attachMediaStream=function(e,t){return e.srcObject=t,e},reattachMediaStream=function(e,t){return e.srcObject=t.srcObject,e}):navigator.webkitGetUserMedia?(attachMediaStream=function(e,t){return n.webrtcDetectedVersion>=43?e.srcObject=t:void 0!==e.src&&(e.src=URL.createObjectURL(t)),e},reattachMediaStream=function(e,t){return n.webrtcDetectedVersion>=43?e.srcObject=t.srcObject:e.src=t.src,e}):"AppleWebKit"===n.webrtcDetectedType?(attachMediaStream=function(e,t){return e.srcObject=t,e},reattachMediaStream=function(e,t){return e.srcObject=t.srcObject,e},navigator.mediaDevices&&navigator.mediaDevices.getUserMedia&&(navigator.getUserMedia=getUserMedia=function(e,t,n){navigator.mediaDevices.getUserMedia(e).then(t).catch(n)})):navigator.mediaDevices&&navigator.userAgent.match(/Edge\/(\d+).(\d+)$/)&&(attachMediaStream=function(e,t){return e.srcObject=t,e},reattachMediaStream=function(e,t){return e.srcObject=t.srcObject,e});var r=attachMediaStream;"opera"===n.webrtcDetectedBrowser&&(r=function(e,t){n.webrtcDetectedVersion>38?e.srcObject=t:void 0!==e.src&&(e.src=URL.createObjectURL(t))}),attachMediaStream=function(e,t){return"chrome"!==n.webrtcDetectedBrowser&&"opera"!==n.webrtcDetectedBrowser||t?r(e,t):e.src="",e};var i=reattachMediaStream;reattachMediaStream=function(e,t){return i(e,t),e},window.attachMediaStream=attachMediaStream,window.reattachMediaStream=reattachMediaStream,window.getUserMedia=function(e,t,n){navigator.getUserMedia(e,t,n)},n.attachMediaStream=attachMediaStream,n.reattachMediaStream=reattachMediaStream,n.getUserMedia=getUserMedia,"undefined"==typeof Promise&&(requestUserMedia=null),n.maybeThroughWebRTCReady()}else"object"==typeof console&&"function"==typeof console.log||(console={}||console,console.log=function(e){},console.info=function(e){},console.error=function(e){},console.dir=function(e){},console.exception=function(e){},console.trace=function(e){},console.warn=function(e){},console.count=function(e){},console.debug=function(e){},console.count=function(e){},console.time=function(e){},console.timeEnd=function(e){},console.group=function(e){},console.groupCollapsed=function(e){},console.groupEnd=function(e){}),n.WebRTCPlugin.WaitForPluginReady=function(){for(;n.WebRTCPlugin.pluginState!==n.WebRTCPlugin.PLUGIN_STATES.READY;);},n.WebRTCPlugin.callWhenPluginReady=function(e){if(n.WebRTCPlugin.pluginState===n.WebRTCPlugin.PLUGIN_STATES.READY)e();else var t=setInterval((function(){n.WebRTCPlugin.pluginState===n.WebRTCPlugin.PLUGIN_STATES.READY&&(clearInterval(t),e())}),100)},n.WebRTCPlugin.setLogLevel=function(e){n.WebRTCPlugin.callWhenPluginReady((function(){n.WebRTCPlugin.plugin.setLogLevel(e)}))},n.WebRTCPlugin.injectPlugin=function(){if(n.documentReady()&&n.WebRTCPlugin.pluginState===n.WebRTCPlugin.PLUGIN_STATES.INITIALIZING){n.WebRTCPlugin.pluginState=n.WebRTCPlugin.PLUGIN_STATES.INJECTING;var e=document.getElementById(n.WebRTCPlugin.pluginInfo.pluginId);if(e)if(n.WebRTCPlugin.plugin=e,n.WebRTCPlugin.pluginState=n.WebRTCPlugin.PLUGIN_STATES.INJECTED,n.WebRTCPlugin.plugin.valid)window[n.WebRTCPlugin.pluginInfo.onload]();else var t=setInterval((function(){n.WebRTCPlugin.plugin.valid&&(clearInterval(t),window[n.WebRTCPlugin.pluginInfo.onload]())}),100);else{if("IE"===n.webrtcDetectedBrowser&&n.webrtcDetectedVersion<=10){var r=document.createDocumentFragment();for(n.WebRTCPlugin.plugin=document.createElement("div"),n.WebRTCPlugin.plugin.innerHTML='<object id="'+n.WebRTCPlugin.pluginInfo.pluginId+'" type="'+n.WebRTCPlugin.pluginInfo.type+'" width="1" height="1"><param name="pluginId" value="'+n.WebRTCPlugin.pluginInfo.pluginId+'" /> <param name="windowless" value="false" /> <param name="pageId" value="'+n.WebRTCPlugin.pageId+'" /> <param name="onload" value="'+n.WebRTCPlugin.pluginInfo.onload+'" /><param name="tag" value="'+n.WebRTCPlugin.TAGS.NONE+'" />'+(n.options.getAllCams?'<param name="forceGetAllCams" value="True" />':"")+"</object>";n.WebRTCPlugin.plugin.firstChild;)r.appendChild(n.WebRTCPlugin.plugin.firstChild);document.body.appendChild(r),n.WebRTCPlugin.plugin=document.getElementById(n.WebRTCPlugin.pluginInfo.pluginId)}else n.WebRTCPlugin.plugin=document.createElement("object"),n.WebRTCPlugin.plugin.id=n.WebRTCPlugin.pluginInfo.pluginId,"IE"===n.webrtcDetectedBrowser?(n.WebRTCPlugin.plugin.width="1px",n.WebRTCPlugin.plugin.height="1px"):(n.WebRTCPlugin.plugin.width="0px",n.WebRTCPlugin.plugin.height="0px"),n.WebRTCPlugin.plugin.type=n.WebRTCPlugin.pluginInfo.type,n.WebRTCPlugin.plugin.innerHTML='<param name="onload" value="'+n.WebRTCPlugin.pluginInfo.onload+'"><param name="pluginId" value="'+n.WebRTCPlugin.pluginInfo.pluginId+'"><param name="windowless" value="false" /> '+(n.options.getAllCams?'<param name="forceGetAllCams" value="True" />':"")+'<param name="pageId" value="'+n.WebRTCPlugin.pageId+'"><param name="tag" value="'+n.WebRTCPlugin.TAGS.NONE+'" />',document.body.appendChild(n.WebRTCPlugin.plugin);n.WebRTCPlugin.pluginState=n.WebRTCPlugin.PLUGIN_STATES.INJECTED}}},n.WebRTCPlugin.isPluginInstalled=function(e,t,r,i,o){if("IE"!==n.webrtcDetectedBrowser){var a=navigator.mimeTypes;if(void 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e||e.mandatory||e.optional)return e;var t={};return Object.keys(e).forEach((function(n){if("require"!==n&&"advanced"!==n){if("string"==typeof e[n])return void(t[n]=e[n]);var r="object"==typeof e[n]?e[n]:{ideal:e[n]};void 0!==r.exact&&"number"==typeof r.exact&&(r.min=r.max=r.exact);var i=function(e,t){return e?e+t.charAt(0).toUpperCase()+t.slice(1):"deviceId"===t?"sourceId":t};if("sourceId"===i("",n)&&void 0!==r.exact&&(r.ideal=r.exact,r.exact=void 0),void 0!==r.ideal){t.optional=t.optional||[];var o={};"number"==typeof r.ideal?(o[i("min",n)]=r.ideal,t.optional.push(o),(o={})[i("max",n)]=r.ideal,t.optional.push(o)):(o[i("",n)]=r.ideal,t.optional.push(o))}void 0!==r.exact&&"number"!=typeof r.exact?(t.mandatory=t.mandatory||{},t.mandatory[i("",n)]=r.exact):["min","max"].forEach((function(e){void 0!==r[e]&&(t.mandatory=t.mandatory||{},t.mandatory[i(e,n)]=r[e])}))}})),e.advanced&&(t.optional=(t.optional||[]).concat(e.advanced)),t};getUserMedia=function(e,r,i){var o={};o.audio=!!e.audio&&t(e.audio),o.video=!!e.video&&t(e.video),n.WebRTCPlugin.callWhenPluginReady((function(){n.WebRTCPlugin.plugin.getUserMedia(o,r,i)}))},window.navigator.getUserMedia=getUserMedia,"undefined"!=typeof Promise&&(requestUserMedia=function(e){return new Promise((function(t,n){try{getUserMedia(e,t,n)}catch(e){n(e)}}))},void 0===navigator.mediaDevices&&(navigator.mediaDevices={}),navigator.mediaDevices.getUserMedia=requestUserMedia,navigator.mediaDevices.enumerateDevices=function(){return new Promise((function(t){var n={audio:"audioinput",video:"videoinput"};return e.getSources((function(e){t(e.map((function(e){return{label:e.label,kind:n[e.kind],id:e.id,deviceId:e.id,groupId:""}})))}))}))}),attachMediaStream=function(e,t){if(e&&e.parentNode){var r;null===t?r="":(void 0!==t.enableSoundTracks&&t.enableSoundTracks(!0),r=t.id);var i=0===e.id.length?Math.random().toString(36).slice(2):e.id,o=e.nodeName.toLowerCase();if("object"!==o){var 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l=e.children,f=0;f!==l.length;++f)if("streamId"===l[f].name){l[f].value=r;break}e.setStreamId(r)}var m=document.getElementById(i);return n.forwardEventHandlers(m,e,Object.getPrototypeOf(e)),m}},reattachMediaStream=function(e,t){for(var r=null,i=t.children,o=0;o!==i.length;++o)if("streamId"===i[o].name){n.WebRTCPlugin.WaitForPluginReady(),r=n.WebRTCPlugin.plugin.getStreamWithId(n.WebRTCPlugin.pageId,i[o].value);break}if(null!==r)return attachMediaStream(e,r)},window.attachMediaStream=attachMediaStream,window.reattachMediaStream=reattachMediaStream,window.getUserMedia=getUserMedia,n.attachMediaStream=attachMediaStream,n.reattachMediaStream=reattachMediaStream,n.getUserMedia=getUserMedia,n.forwardEventHandlers=function(e,t,r){var i=Object.getOwnPropertyNames(r);for(var o in i)if(o){var a=i[o];"function"==typeof a.slice&&"on"===a.slice(0,2)&&"function"==typeof t[a]&&n.addEvent(e,a.slice(2),t[a])}var s=Object.getPrototypeOf(r);s&&n.forwardEventHandlers(e,t,s)},RTCIceCandidate=function(e){return e.sdpMid||(e.sdpMid=""),n.WebRTCPlugin.WaitForPluginReady(),n.WebRTCPlugin.plugin.ConstructIceCandidate(e.sdpMid,e.sdpMLineIndex,e.candidate)},n.addEvent(document,"readystatechange",n.WebRTCPlugin.injectPlugin),n.WebRTCPlugin.injectPlugin()}},n.WebRTCPlugin.pluginNeededButNotInstalledCb=n.WebRTCPlugin.pluginNeededButNotInstalledCb||function(){n.addEvent(document,"readystatechange",n.WebRTCPlugin.pluginNeededButNotInstalledCbPriv),n.WebRTCPlugin.pluginNeededButNotInstalledCbPriv()},n.WebRTCPlugin.pluginNeededButNotInstalledCbPriv=function(){if(n.documentReady()&&(document.removeEventListener("readystatechange",n.WebRTCPlugin.pluginNeededButNotInstalledCbPriv),!n.options.hidePluginInstallPrompt)){var e,t=n.WebRTCPlugin.pluginInfo.downloadLink;if(t)n.WebRTCPlugin.pluginInfo.companyName?(e="This website requires you to install the ",n.WebRTCPlugin.pluginInfo.portalLink?e+=' <a 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if(r.message.readyForOffer&&(e.attachStreams.length&&(e.waitingForLocalMedia=!1),e.waitingForLocalMedia))setTimeout((function(){t(r)}),1);else if(r.message.newParticipationRequest&&r.sender!==e.userid){e.peers[r.sender]&&e.deletePeer(r.sender);var d={extra:r.extra||{},localPeerSdpConstraints:r.message.remotePeerSdpConstraints||{OfferToReceiveAudio:e.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:e.sdpConstraints.mandatory.OfferToReceiveVideo},remotePeerSdpConstraints:r.message.localPeerSdpConstraints||{OfferToReceiveAudio:e.session.oneway?!!e.session.audio:e.sdpConstraints.mandatory.OfferToReceiveAudio,OfferToReceiveVideo:e.session.oneway?!!e.session.video||!!e.session.screen:e.sdpConstraints.mandatory.OfferToReceiveVideo},isOneWay:void 0!==r.message.isOneWay?r.message.isOneWay:!!e.session.oneway||"one-way"===e.direction,isDataOnly:void 0!==r.message.isDataOnly?r.message.isDataOnly:n(e.session),dontGetRemoteStream:void 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d(e){var t=this,n=["getAllParticipants","getLength","selectFirst","streams","send","forEach"];function r(){e.fbr=new FileBufferReader,e.fbr.onProgress=function(t){e.onFileProgress(t)},e.fbr.onBegin=function(t){e.onFileStart(t)},e.fbr.onEnd=function(t){e.onFileEnd(t)}}e.peers={getLength:function(){var e=0;for(var t in this)-1==n.indexOf(t)&&e++;return e},selectFirst:function(){var e;for(var t in this)-1==n.indexOf(t)&&(e=this[t]);return e},getAllParticipants:function(e){var t=[];for(var r in this)-1==n.indexOf(r)&&r!=e&&t.push(r);return t},forEach:function(t){this.getAllParticipants().forEach((function(n){t(e.peers[n])}))},send:function(n,r){var i=this;if(!h(n.size)&&!h(n.type)){if(e.enableFileSharing)return void t.shareFile(n,r);"string"!=typeof n&&(n=JSON.stringify(n))}if("text"===n.type||n instanceof ArrayBuffer||n instanceof DataView){if("text"===n.type&&(n=JSON.stringify(n)),r){var o=e.peers[r];if(o)return o.channels.length?void o.channels.forEach((function(e){e.send(n)})):(e.peers[r].createDataChannel(),e.renegotiate(r),void setTimeout((function(){i.send(n,r)}),3e3))}this.getAllParticipants().forEach((function(t){if(!i[t].channels.length)return e.peers[t].createDataChannel(),e.renegotiate(t),void setTimeout((function(){i[t].channels.forEach((function(e){e.send(n)}))}),3e3);i[t].channels.forEach((function(e){e.send(n)}))}))}else _.send({text:n,channel:this,connection:e,remoteUserId:r})}},this.uuid=e.userid,this.getLocalConfig=function(n,i,o){return o||(o={}),{streamsToShare:o.streamsToShare||{},rtcMultiConnection:e,connectionDescription:o.connectionDescription,userid:i,localPeerSdpConstraints:o.localPeerSdpConstraints,remotePeerSdpConstraints:o.remotePeerSdpConstraints,dontGetRemoteStream:!!o.dontGetRemoteStream,dontAttachLocalStream:!!o.dontAttachLocalStream,renegotiatingPeer:!!o.renegotiatingPeer,peerRef:o.peerRef,channels:o.channels||[],onLocalSdp:function(e){t.onNegotiationNeeded(e,i)},onLocalCandidate:function(n){(n=x.processCandidates(e,n))&&t.onNegotiationNeeded(n,i)},remoteSdp:n,onDataChannelMessage:function(n){if(!e.fbr&&e.enableFileSharing&&r(),"string"!=typeof n&&e.enableFileSharing){var o=this;n instanceof ArrayBuffer||n instanceof DataView?e.fbr.convertToObject(n,(function(e){o.onDataChannelMessage(e)})):n.readyForNextChunk?e.fbr.getNextChunk(n,(function(t,n){e.peers[i].channels.forEach((function(e){e.send(t)}))}),i):n.chunkMissing?e.fbr.chunkMissing(n):e.fbr.addChunk(n,(function(t){e.peers[i].peer.channel.send(t)}))}else t.onDataChannelMessage(n,i)},onDataChannelError:function(e){t.onDataChannelError(e,i)},onDataChannelOpened:function(e){t.onDataChannelOpened(e,i)},onDataChannelClosed:function(e){t.onDataChannelClosed(e,i)},onRemoteStream:function(n){e.peers[i]&&e.peers[i].streams.push(n),t.onGettingRemoteMedia(n,i)},onRemoteStreamRemoved:function(e){t.onRemovingRemoteMedia(e,i)},onPeerStateChanged:function(e){t.onPeerStateChanged(e),"new"===e.iceConnectionState&&t.onNegotiationStarted(i,e),"connected"===e.iceConnectionState&&t.onNegotiationCompleted(i,e),-1!==e.iceConnectionState.search(/closed|failed/gi)&&(t.onUserLeft(i),t.disconnectWith(i))}}},this.createNewPeer=function(t,n){if(!(e.maxParticipantsAllowed<=e.getAllParticipants().length)){if(n=n||{},e.isInitiator&&e.session.audio&&"two-way"===e.session.audio&&!n.streamsToShare&&(n.isOneWay=!1,n.isDataOnly=!1,n.session=e.session),!n.isOneWay&&!n.isDataOnly)return n.isOneWay=!0,void this.onNegotiationNeeded({enableMedia:!0,userPreferences:n},t);n=e.setUserPreferences(n,t);var r=this.getLocalConfig(null,t,n);e.peers[t]=new M(r)}},this.createAnsweringPeer=function(t,n,r){r=e.setUserPreferences(r||{},n);var i=this.getLocalConfig(t,n,r);e.peers[n]=new M(i)},this.renegotiatePeer=function(t,n,r){if(e.peers[t]){n||(n={}),n.renegotiatingPeer=!0,n.peerRef=e.peers[t].peer,n.channels=e.peers[t].channels;var i=this.getLocalConfig(r,t,n);e.peers[t]=new M(i)}else e.enableLogs&&console.error("Peer ("+t+") does not exist. 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