ar-rtc-sdk/dist/ar-rtc-sdk.esm.js

For publishing npm package anyrtc SDK (Web). Get more information from https://www.anyrtc.io.

/*!
  * ar-rtc-sdk v4.2.13
  * (c) 2025 anyRTC SDK
  * @license MIT
  */
var 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t=e.RTCPeerConnection.prototype.getStats;e.RTCPeerConnection.prototype.getStats=function(){var e=this,n=Array.prototype.slice.call(arguments),r=n[0],i=n[1],o=n[2];if(arguments.length>0&&"function"==typeof r)return t.apply(this,arguments);if(0===t.length&&(0===arguments.length||"function"!=typeof r))return t.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){i(s(a(e)))};return t.apply(this,[c,r])}return new Promise((function(n,r){t.apply(e,[function(e){n(s(a(e)))},r])})).then(i,o)}}}function _(e){if("object"===(void 0===e?"undefined":r(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(this,[]);return n.forEach((function(t){return 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 a.filterStats(t,e.track,!0)}))}}if(!("getStats"in e.RTCRtpReceiver.prototype)){var i=e.RTCPeerConnection.prototype.getReceivers;i&&(e.RTCPeerConnection.prototype.getReceivers=function(){var e=this,t=i.apply(this,[]);return t.forEach((function(t){return t._pc=e})),t}),a.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 a.filterStats(t,e.track,!1)}))}}if("getStats"in e.RTCRtpSender.prototype&&"getStats"in e.RTCRtpReceiver.prototype){var o=e.RTCPeerConnection.prototype.getStats;e.RTCPeerConnection.prototype.getStats=function(){if(arguments.length>0&&arguments[0]instanceof e.MediaStreamTrack){var t=arguments[0],n=void 0,r=void 0,i=void 0;return this.getSenders().forEach((function(e){e.track===t&&(n?i=!0:n=e)})),this.getReceivers().forEach((function(e){return e.track===t&&(r?i=!0:r=e),e.track===t})),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 o.apply(this,arguments)}}}}function h(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=this.getSenders();n.apply(this,arguments);var i=this.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)}}function f(e,t){if(e.RTCPeerConnection){if(e.RTCPeerConnection.prototype.addTrack&&t.version>=65)return h(e);var n=e.RTCPeerConnection.prototype.getLocalStreams;e.RTCPeerConnection.prototype.getLocalStreams=function(){var e=this,t=n.apply(this);return this._reverseStreams=this._reverseStreams||{},t.map((function(t){return e._reverseStreams[t.id]}))};var r=e.RTCPeerConnection.prototype.addStream;e.RTCPeerConnection.prototype.addStream=function(t){var n=this;if(this._streams=this._streams||{},this._reverseStreams=this._reverseStreams||{},t.getTracks().forEach((function(e){if(n.getSenders().find((function(t){return t.track===e})))throw new DOMException("Track already exists.","InvalidAccessError")})),!this._reverseStreams[t.id]){var i=new e.MediaStream(t.getTracks());this._streams[t.id]=i,this._reverseStreams[i.id]=t,t=i}r.apply(this,[t])};var i=e.RTCPeerConnection.prototype.removeStream;e.RTCPeerConnection.prototype.removeStream=function(e){this._streams=this._streams||{},this._reverseStreams=this._reverseStreams||{},i.apply(this,[this._streams[e.id]||e]),delete this._reverseStreams[this._streams[e.id]?this._streams[e.id].id:e.id],delete this._streams[e.id]},e.RTCPeerConnection.prototype.addTrack=function(t,n){var r=this;if("closed"===this.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(this.getSenders().find((function(e){return e.track===t})))throw new DOMException("Track already exists.","InvalidAccessError");this._streams=this._streams||{},this._reverseStreams=this._reverseStreams||{};var o=this._streams[n.id];if(o)o.addTrack(t),Promise.resolve().then((function(){r.dispatchEvent(new Event("negotiationneeded"))}));else{var a=new e.MediaStream([t]);this._streams[n.id]=a,this._reverseStreams[a.id]=n,this.addStream(a)}return this.getSenders().find((function(e){return e.track===t}))},["createOffer","createAnswer"].forEach((function(t){var n=e.RTCPeerConnection.prototype[t],r=c({},t,(function(){var e=this,t=arguments;return arguments.length&&"function"==typeof arguments[0]?n.apply(this,[function(n){var r=s(e,n);t[0].apply(null,[r])},function(e){t[1]&&t[1].apply(null,e)},arguments[2]]):n.apply(this,arguments).then((function(t){return s(e,t)}))}));e.RTCPeerConnection.prototype[t]=r[t]}));var o=e.RTCPeerConnection.prototype.setLocalDescription;e.RTCPeerConnection.prototype.setLocalDescription=function(){return arguments.length&&arguments[0].type?(arguments[0]=d(this,arguments[0]),o.apply(this,arguments)):o.apply(this,arguments)};var a=Object.getOwnPropertyDescriptor(e.RTCPeerConnection.prototype,"localDescription");Object.defineProperty(e.RTCPeerConnection.prototype,"localDescription",{get:function(){var e=a.get.apply(this);return""===e.type?e:s(this,e)}}),e.RTCPeerConnection.prototype.removeTrack=function(e){var t=this;if("closed"===this.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!==this)throw new DOMException("Sender was not created by this connection.","InvalidAccessError");this._streams=this._streams||{};var n=void 0;Object.keys(this._streams).forEach((function(r){t._streams[r].getTracks().find((function(t){return e.track===t}))&&(n=t._streams[r])})),n&&(1===n.getTracks().length?this.removeStream(this._reverseStreams[n.id]):n.removeTrack(e.track),this.dispatchEvent(new Event("negotiationneeded")))}}function s(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 d(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})}}function m(e,t){!e.RTCPeerConnection&&e.webkitRTCPeerConnection&&(e.RTCPeerConnection=e.webkitRTCPeerConnection),e.RTCPeerConnection&&t.version<53&&["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach((function(t){var n=e.RTCPeerConnection.prototype[t],r=c({},t,(function(){return arguments[0]=new("addIceCandidate"===t?e.RTCIceCandidate:e.RTCSessionDescription)(arguments[0]),n.apply(this,arguments)}));e.RTCPeerConnection.prototype[t]=r[t]}))}function v(e,t){a.wrapPeerConnectionEvent(e,"negotiationneeded",(function(e){var n=e.target;if(!(t.version<72||n.getConfiguration&&"plan-b"===n.getConfiguration().sdpSemantics)||"stable"===n.signalingState)return e}))}},{"../utils.js":11,"./getdisplaymedia":4,"./getusermedia":5}],4:[function(e,t,n){function r(e,t){e.navigator.mediaDevices&&"getDisplayMedia"in e.navigator.mediaDevices||e.navigator.mediaDevices&&("function"==typeof t?e.navigator.mediaDevices.getDisplayMedia=function(n){return t(n).then((function(t){var r=n.video&&n.video.width,i=n.video&&n.video.height,o=n.video&&n.video.frameRate;return n.video={mandatory:{chromeMediaSource:"desktop",chromeMediaSourceId:t,maxFrameRate:o||3}},r&&(n.video.mandatory.maxWidth=r),i&&(n.video.mandatory.maxHeight=i),e.navigator.mediaDevices.getUserMedia(n)}))}:console.error("shimGetDisplayMedia: getSourceId argument is not a function"))}Object.defineProperty(n,"__esModule",{value:!0}),n.shimGetDisplayMedia=r},{}],5:[function(e,t,n){Object.defineProperty(n,"__esModule",{value:!0});var r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e};function i(e){if(e&&e.__esModule)return e;var t={};if(null!=e)for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n]);return t.default=e,t}n.shimGetUserMedia=a;var o=i(e("../utils.js")).log;function a(e,t){var n=e&&e.navigator;if(n.mediaDevices){var i=function(e){if("object"!==(void 0===e?"undefined":r(e))||e.mandatory||e.optional)return e;var t={};return Object.keys(e).forEach((function(n){if("require"!==n&&"advanced"!==n&&"mediaSource"!==n){var i="object"===r(e[n])?e[n]:{ideal:e[n]};void 0!==i.exact&&"number"==typeof i.exact&&(i.min=i.max=i.exact);var o=function(e,t){return e?e+t.charAt(0).toUpperCase()+t.slice(1):"deviceId"===t?"sourceId":t};if(void 0!==i.ideal){t.optional=t.optional||[];var a={};"number"==typeof i.ideal?(a[o("min",n)]=i.ideal,t.optional.push(a),(a={})[o("max",n)]=i.ideal,t.optional.push(a)):(a[o("",n)]=i.ideal,t.optional.push(a))}void 0!==i.exact&&"number"!=typeof i.exact?(t.mandatory=t.mandatory||{},t.mandatory[o("",n)]=i.exact):["min","max"].forEach((function(e){void 0!==i[e]&&(t.mandatory=t.mandatory||{},t.mandatory[o(e,n)]=i[e])}))}})),e.advanced&&(t.optional=(t.optional||[]).concat(e.advanced)),t},a=function(e,a){if(t.version>=61)return a(e);if((e=JSON.parse(JSON.stringify(e)))&&"object"===r(e.audio)){var s=function(e,t,n){t in e&&!(n in e)&&(e[n]=e[t],delete e[t])};s((e=JSON.parse(JSON.stringify(e))).audio,"autoGainControl","googAutoGainControl"),s(e.audio,"noiseSuppression","googNoiseSuppression"),e.audio=i(e.audio)}if(e&&"object"===r(e.video)){var c=e.video.facingMode;c=c&&("object"===(void 0===c?"undefined":r(c))?c:{ideal:c});var d=t.version<66;if(c&&("user"===c.exact||"environment"===c.exact||"user"===c.ideal||"environment"===c.ideal)&&(!n.mediaDevices.getSupportedConstraints||!n.mediaDevices.getSupportedConstraints().facingMode||d)){delete e.video.facingMode;var u=void 0;if("environment"===c.exact||"environment"===c.ideal?u=["back","rear"]:"user"!==c.exact&&"user"!==c.ideal||(u=["front"]),u)return n.mediaDevices.enumerateDevices().then((function(t){var n=(t=t.filter((function(e){return"videoinput"===e.kind}))).find((function(e){return u.some((function(t){return e.label.toLowerCase().includes(t)}))}));return!n&&t.length&&u.includes("back")&&(n=t[t.length-1]),n&&(e.video.deviceId=c.exact?{exact:n.deviceId}:{ideal:n.deviceId}),e.video=i(e.video),o("chrome: "+JSON.stringify(e)),a(e)}))}e.video=i(e.video)}return o("chrome: "+JSON.stringify(e)),a(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}}},c=function(e,t,r){a(e,(function(e){n.webkitGetUserMedia(e,t,(function(e){r&&r(s(e))}))}))};if(n.getUserMedia=c.bind(n),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))}))}))}}}}},{"../utils.js":11}],6:[function(e,t,n){Object.defineProperty(n,"__esModule",{value:!0});var r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e};n.shimRTCIceCandidate=c,n.shimMaxMessageSize=d,n.shimSendThrowTypeError=u,n.shimConnectionState=l,n.removeExtmapAllowMixed=p,n.shimAddIceCandidateNullOrEmpty=_;var i=s(e("sdp")),o=a(e("./utils"));function a(e){if(e&&e.__esModule)return e;var t={};if(null!=e)for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n]);return t.default=e,t}function s(e){return e&&e.__esModule?e:{default:e}}function c(e){if(!(!e.RTCIceCandidate||e.RTCIceCandidate&&"foundation"in e.RTCIceCandidate.prototype)){var t=e.RTCIceCandidate;e.RTCIceCandidate=function(e){if("object"===(void 0===e?"undefined":r(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),o=i.default.parseCandidate(e.candidate),a=Object.assign(n,o);return a.toJSON=function(){return{candidate:a.candidate,sdpMid:a.sdpMid,sdpMLineIndex:a.sdpMLineIndex,usernameFragment:a.usernameFragment}},a}return new t(e)},e.RTCIceCandidate.prototype=t.prototype,o.wrapPeerConnectionEvent(e,"icecandidate",(function(t){return t.candidate&&Object.defineProperty(t,"candidate",{value:new e.RTCIceCandidate(t.candidate),writable:"false"}),t}))}}function d(e,t){if(e.RTCPeerConnection){"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){if(!e||!e.sdp)return!1;var t=i.default.splitSections(e.sdp);return t.shift(),t.some((function(e){var t=i.default.parseMLine(e);return t&&"application"===t.kind&&-1!==t.protocol.indexOf("SCTP")}))},r=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},o=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},a=function(e,n){var r=65536;"firefox"===t.browser&&57===t.version&&(r=65535);var o=i.default.matchPrefix(e.sdp,"a=max-message-size:");return o.length>0?r=parseInt(o[0].substr(19),10):"firefox"===t.browser&&-1!==n&&(r=2147483637),r},s=e.RTCPeerConnection.prototype.setRemoteDescription;e.RTCPeerConnection.prototype.setRemoteDescription=function(){if(this._sctp=null,"chrome"===t.browser&&t.version>=76&&"plan-b"===this.getConfiguration().sdpSemantics&&Object.defineProperty(this,"sctp",{get:function(){return void 0===this._sctp?null:this._sctp},enumerable:!0,configurable:!0}),n(arguments[0])){var e=r(arguments[0]),i=o(e),c=a(arguments[0],e),d=void 0;d=0===i&&0===c?Number.POSITIVE_INFINITY:0===i||0===c?Math.max(i,c):Math.min(i,c);var u={};Object.defineProperty(u,"maxMessageSize",{get:function(){return d}}),this._sctp=u}return s.apply(this,arguments)}}}function u(e){if(e.RTCPeerConnection&&"createDataChannel"in e.RTCPeerConnection.prototype){var t=e.RTCPeerConnection.prototype.createDataChannel;e.RTCPeerConnection.prototype.createDataChannel=function(){var e=t.apply(this,arguments);return n(e,this),e},o.wrapPeerConnectionEvent(e,"datachannel",(function(e){return n(e.channel,e.target),e}))}function n(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)}}}function l(e){if(e.RTCPeerConnection&&!("connectionState"in e.RTCPeerConnection.prototype)){var t=e.RTCPeerConnection.prototype;Object.defineProperty(t,"connectionState",{get:function(){return{completed:"connected",checking:"connecting"}[this.iceConnectionState]||this.iceConnectionState},enumerable:!0,configurable:!0}),Object.defineProperty(t,"onconnectionstatechange",{get:function(){return this._onconnectionstatechange||null},set:function(e){this._onconnectionstatechange&&(this.removeEventListener("connectionstatechange",this._onconnectionstatechange),delete this._onconnectionstatechange),e&&this.addEventListener("connectionstatechange",this._onconnectionstatechange=e)},enumerable:!0,configurable:!0}),["setLocalDescription","setRemoteDescription"].forEach((function(e){var n=t[e];t[e]=function(){return this._connectionstatechangepoly||(this._connectionstatechangepoly=function(e){var t=e.target;if(t._lastConnectionState!==t.connectionState){t._lastConnectionState=t.connectionState;var n=new Event("connectionstatechange",e);t.dispatchEvent(n)}return e},this.addEventListener("iceconnectionstatechange",this._connectionstatechangepoly)),n.apply(this,arguments)}}))}}function p(e,t){if(e.RTCPeerConnection&&!("chrome"===t.browser&&t.version>=71||"safari"===t.browser&&t.version>=605)){var n=e.RTCPeerConnection.prototype.setRemoteDescription;e.RTCPeerConnection.prototype.setRemoteDescription=function(t){if(t&&t.sdp&&-1!==t.sdp.indexOf("\na=extmap-allow-mixed")){var r=t.sdp.split("\n").filter((function(e){return"a=extmap-allow-mixed"!==e.trim()})).join("\n");e.RTCSessionDescription&&t instanceof e.RTCSessionDescription?arguments[0]=new e.RTCSessionDescription({type:t.type,sdp:r}):t.sdp=r}return n.apply(this,arguments)}}}function _(e,t){if(e.RTCPeerConnection&&e.RTCPeerConnection.prototype){var n=e.RTCPeerConnection.prototype.addIceCandidate;n&&0!==n.length&&(e.RTCPeerConnection.prototype.addIceCandidate=function(){return arguments[0]?("chrome"===t.browser&&t.version<78||"firefox"===t.browser&&t.version<68||"safari"===t.browser)&&arguments[0]&&""===arguments[0].candidate?Promise.resolve():n.apply(this,arguments):(arguments[1]&&arguments[1].apply(null),Promise.resolve())})}}},{"./utils":11,sdp:12}],7:[function(e,t,n){Object.defineProperty(n,"__esModule",{value:!0}),n.shimGetDisplayMedia=n.shimGetUserMedia=void 0;var r="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(e){return typeof e}:function(e){return e&&"function"==typeof Symbol&&e.constructor===Symbol&&e!==Symbol.prototype?"symbol":typeof e},i=e("./getusermedia");Object.defineProperty(n,"shimGetUserMedia",{enumerable:!0,get:function(){return i.shimGetUserMedia}});var o=e("./getdisplaymedia");Object.defineProperty(n,"shimGetDisplayMedia",{enumerable:!0,get:function(){return o.shimGetDisplayMedia}}),n.shimOnTrack=d,n.shimPeerConnection=u,n.shimSenderGetStats=l,n.shimReceiverGetStats=p,n.shimRemoveStream=_,n.shimRTCDataChannel=h,n.shimAddTransceiver=f,n.shimGetParameters=m,n.shimCreateOffer=v,n.shimCreateAnswer=E;var a=s(e("../utils"));function s(e){if(e&&e.__esModule)return e;var t={};if(null!=e)for(var n in e)Object.prototype.hasOwnProperty.call(e,n)&&(t[n]=e[n]);return t.default=e,t}function c(e,t,n){return t in e?Object.defineProperty(e,t,{value:n,enumerable:!0,configurable:!0,writable:!0}):e[t]=n,e}function d(e){"object"===(void 0===e?"undefined":r(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}}})}function u(e,t){if("object"===(void 0===e?"undefined":r(e))&&(e.RTCPeerConnection||e.mozRTCPeerConnection)){!e.RTCPeerConnection&&e.mozRTCPeerConnection&&(e.RTCPeerConnection=e.mozRTCPeerConnection),t.version<53&&["setLocalDescription","setRemoteDescription","addIceCandidate"].forEach((function(t){var n=e.RTCPeerConnection.prototype[t],r=c({},t,(function(){return arguments[0]=new("addIceCandidate"===t?e.RTCIceCandidate:e.RTCSessionDescription)(arguments[0]),n.apply(this,arguments)}));e.RTCPeerConnection.prototype[t]=r[t]}));var n={inboundrtp:"inbound-rtp",outboundrtp:"outbound-rtp",candidatepair:"candidate-pair",localcandidate:"local-candidate",remotecandidate:"remote-candidate"},i=e.RTCPeerConnection.prototype.getStats;e.RTCPeerConnection.prototype.getStats=function(){var e=Array.prototype.slice.call(arguments),r=e[0],o=e[1],a=e[2];return i.apply(this,[r||null]).then((function(e){if(t.version<53&&!o)try{e.forEach((function(e){e.type=n[e.type]||e.type}))}catch(t){if("TypeError"!==t.name)throw 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e=this,n=t.apply(this,[]);return n.forEach((function(t){return t._pc=e})),n}),a.wrapPeerConnectionEvent(e,"track",(function(e){return e.receiver._pc=e.srcElement,e})),e.RTCRtpReceiver.prototype.getStats=function(){return this._pc.getStats(this.track)}}}function _(e){e.RTCPeerConnection&&!("removeStream"in e.RTCPeerConnection.prototype)&&(e.RTCPeerConnection.prototype.removeStream=function(e){var t=this;a.deprecated("removeStream","removeTrack"),this.getSenders().forEach((function(n){n.track&&e.getTracks().includes(n.track)&&t.removeTrack(n)}))})}function h(e){e.DataChannel&&!e.RTCDataChannel&&(e.RTCDataChannel=e.DataChannel)}function f(e){if("object"===(void 0===e?"undefined":r(e))&&e.RTCPeerConnection){var t=e.RTCPeerConnection.prototype.addTransceiver;t&&(e.RTCPeerConnection.prototype.addTransceiver=function(){this.setParametersPromises=[];var e=arguments[1],n=e&&"sendEncodings"in e;n&&e.sendEncodings.forEach((function(e){if("rid"in e&&!/^[a-z0-9]{0,16}$/i.test(e.rid))throw new TypeError("Invalid RID value provided.");if("scaleResolutionDownBy"in e&&!(parseFloat(e.scaleResolutionDownBy)>=1))throw new RangeError("scale_resolution_down_by must be >= 1.0");if("maxFramerate"in e&&!(parseFloat(e.maxFramerate)>=0))throw new RangeError("max_framerate must be >= 0.0")}));var r=t.apply(this,arguments);if(n){var i=r.sender,o=i.getParameters();(!("encodings"in o)||1===o.encodings.length&&0===Object.keys(o.encodings[0]).length)&&(o.encodings=e.sendEncodings,i.sendEncodings=e.sendEncodings,this.setParametersPromises.push(i.setParameters(o).then((function(){delete i.sendEncodings})).catch((function(){delete i.sendEncodings}))))}return r})}}function m(e){if("object"===(void 0===e?"undefined":r(e))&&e.RTCRtpSender){var t=e.RTCRtpSender.prototype.getParameters;t&&(e.RTCRtpSender.prototype.getParameters=function(){var e=t.apply(this,arguments);return"encodings"in e||(e.encodings=[].concat(this.sendEncodings||[{}])),e})}}function v(e){if("object"===(void 0===e?"undefined":r(e))&&e.RTCPeerConnection){var t=e.RTCPeerConnection.prototype.createOffer;e.RTCPeerConnection.prototype.createOffer=function(){var e=this,n=arguments;return this.setParametersPromises&&this.setParametersPromises.length?Promise.all(this.setParametersPromises).then((function(){return t.apply(e,n)})).finally((function(){e.setParametersPromises=[]})):t.apply(this,arguments)}}}function E(e){if("object"===(void 0===e?"undefined":r(e))&&e.RTCPeerConnection){var t=e.RTCPeerConnection.prototype.createAnswer;e.RTCPeerConnection.prototype.createAnswer=function(){var e=this,n=arguments;return this.setParametersPromises&&this.setParametersPromises.length?Promise.all(this.setParametersPromises).then((function(){return t.apply(e,n)})).finally((function(){e.setParametersPromises=[]})):t.apply(this,arguments)}}}},{"../utils":11,"./getdisplaymedia":8,"./getusermedia":9}],8:[function(e,t,n){function r(e,t){e.navigator.mediaDevices&&"getDisplayMedia"in 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n=e&&e.navigator,o=e&&e.MediaStreamTrack;if(n.getUserMedia=function(e,t,r){i.deprecated("navigator.getUserMedia","navigator.mediaDevices.getUserMedia"),n.mediaDevices.getUserMedia(e).then(t,r)},!(t.version>55&&"autoGainControl"in n.mediaDevices.getSupportedConstraints())){var a=function(e,t,n){t in e&&!(n in e)&&(e[n]=e[t],delete e[t])},s=n.mediaDevices.getUserMedia.bind(n.mediaDevices);if(n.mediaDevices.getUserMedia=function(e){return"object"===(void 0===e?"undefined":r(e))&&"object"===r(e.audio)&&(e=JSON.parse(JSON.stringify(e)),a(e.audio,"autoGainControl","mozAutoGainControl"),a(e.audio,"noiseSuppression","mozNoiseSuppression")),s(e)},o&&o.prototype.getSettings){var c=o.prototype.getSettings;o.prototype.getSettings=function(){var e=c.apply(this,arguments);return a(e,"mozAutoGainControl","autoGainControl"),a(e,"mozNoiseSuppression","noiseSuppression"),e}}if(o&&o.prototype.applyConstraints){var 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e.RTCPeerConnection.prototype||(e.RTCPeerConnection.prototype.removeStream=function(e){var t=this;this._localStreams||(this._localStreams=[]);var n=this._localStreams.indexOf(e);if(-1!==n){this._localStreams.splice(n,1);var r=e.getTracks();this.getSenders().forEach((function(e){r.includes(e.track)&&t.removeTrack(e)}))}})}}function s(e){if("object"===(void 0===e?"undefined":r(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){var t=this;this._onaddstream&&(this.removeEventListener("addstream",this._onaddstream),this.removeEventListener("track",this._onaddstreampoly)),this.addEventListener("addstream",this._onaddstream=e),this.addEventListener("track",this._onaddstreampoly=function(e){e.streams.forEach((function(e){if(t._remoteStreams||(t._remoteStreams=[]),!t._remoteStreams.includes(e)){t._remoteStreams.push(e);var n=new Event("addstream");n.stream=e,t.dispatchEvent(n)}}))})}});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)}}}function c(e){if("object"===(void 0===e?"undefined":r(e))&&e.RTCPeerConnection){var t=e.RTCPeerConnection.prototype,n=t.createOffer,i=t.createAnswer,o=t.setLocalDescription,a=t.setRemoteDescription,s=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],r=i.apply(this,[n]);return t?(r.then(e,t),Promise.resolve()):r};var c=function(e,t,n){var r=o.apply(this,[e]);return n?(r.then(t,n),Promise.resolve()):r};t.setLocalDescription=c,c=function(e,t,n){var r=a.apply(this,[e]);return n?(r.then(t,n),Promise.resolve()):r},t.setRemoteDescription=c,c=function(e,t,n){var r=s.apply(this,[e]);