trtc-js-sdk/trtc.js

Tencent Cloud RTC SDK for Web

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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 i=this.getSenders();n.apply(this,arguments);var r=this.getSenders().filter((function(e){return-1===i.indexOf(e)}));this._shimmedLocalStreams[e.id]=[e].concat(r)};var i=e.RTCPeerConnection.prototype.removeStream;e.RTCPeerConnection.prototype.removeStream=function(e){return this._shimmedLocalStreams=this._shimmedLocalStreams||{},delete this._shimmedLocalStreams[e.id],i.apply(this,arguments)};var r=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 i=t._shimmedLocalStreams[n].indexOf(e);-1!==i&&t._shimmedLocalStreams[n].splice(i,1),1===t._shimmedLocalStreams[n].length&&delete t._shimmedLocalStreams[n]})),r.apply(this,arguments)}}function g(e,t){if(e.RTCPeerConnection){if(e.RTCPeerConnection.prototype.addTrack&&t.version>=65)return v(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 i=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 r=new e.MediaStream(t.getTracks());this._streams[t.id]=r,this._reverseStreams[r.id]=t,t=r}i.apply(this,[t])};var r=e.RTCPeerConnection.prototype.removeStream;e.RTCPeerConnection.prototype.removeStream=function(e){this._streams=this._streams||{},this._reverseStreams=this._reverseStreams||{},r.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 i=this;if("closed"===this.signalingState)throw new DOMException("The RTCPeerConnection's signalingState is 'closed'.","InvalidStateError");var r=[].slice.call(arguments,1);if(1!==r.length||!r[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 a=this._streams[n.id];if(a)a.addTrack(t),Promise.resolve().then((function(){i.dispatchEvent(new Event("negotiationneeded"))}));else{var o=new e.MediaStream([t]);this._streams[n.id]=o,this._reverseStreams[o.id]=n,this.addStream(o)}return this.getSenders().find((function(e){return e.track===t}))},["createOffer","createAnswer"].forEach((function(t){var n=e.RTCPeerConnection.prototype[t],i=c({},t,(function(){var e=this,t=arguments;return arguments.length&&"function"==typeof arguments[0]?n.apply(this,[function(n){var i=s(e,n);t[0].apply(null,[i])},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]=i[t]}));var a=e.RTCPeerConnection.prototype.setLocalDescription;e.RTCPeerConnection.prototype.setLocalDescription=function(){return arguments.length&&arguments[0].type?(arguments[0]=u(this,arguments[0]),a.apply(this,arguments)):a.apply(this,arguments)};var o=Object.getOwnPropertyDescriptor(e.RTCPeerConnection.prototype,"localDescription");Object.defineProperty(e.RTCPeerConnection.prototype,"localDescription",{get:function(){var e=o.get.apply(this);return""===e.type?e:s(this,e)}}),e.RTCPeerConnection.prototype.removeTrack=function(e){var t,n=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||{},Object.keys(this._streams).forEach((function(i){n._streams[i].getTracks().find((function(t){return e.track===t}))&&(t=n._streams[i])})),t&&(1===t.getTracks().length?this.removeStream(this._reverseStreams[t.id]):t.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 i=e._reverseStreams[t],r=e._streams[i.id];n=n.replace(new RegExp(r.id,"g"),i.id)})),new RTCSessionDescription({type:t.type,sdp:n})}function u(e,t){var n=t.sdp;return Object.keys(e._reverseStreams||[]).forEach((function(t){var i=e._reverseStreams[t],r=e._streams[i.id];n=n.replace(new RegExp(i.id,"g"),r.id)})),new RTCSessionDescription({type:t.type,sdp:n})}}function y(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],i=c({},t,(function(){return arguments[0]=new("addIceCandidate"===t?e.RTCIceCandidate:e.RTCSessionDescription)(arguments[0]),n.apply(this,arguments)}));e.RTCPeerConnection.prototype[t]=i[t]}))}function S(e,t){i.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 i(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 i=n.video&&n.video.width,r=n.video&&n.video.height,a=n.video&&n.video.frameRate;return n.video={mandatory:{chromeMediaSource:"desktop",chromeMediaSourceId:t,maxFrameRate:a||3}},i&&(n.video.mandatory.maxWidth=i),r&&(n.video.mandatory.maxHeight=r),e.navigator.mediaDevices.getUserMedia(n)}))}:console.error("shimGetDisplayMedia: getSourceId argument is not a function"))}Object.defineProperty(n,"__esModule",{value:!0}),n.shimGetDisplayMedia=i},{}],5:[function(e,t,n){function i(e){if("function"!=typeof WeakMap)return null;var t=new WeakMap,n=new WeakMap;return(i=function(e){return e?n:t})(e)}function r(e,t){if(!t&&e&&e.__esModule)return e;if(null===e||"object"!==a(e)&&"function"!=typeof e)return{default:e};var n=i(t);if(n&&n.has(e))return n.get(e);var r={},o=Object.defineProperty&&Object.getOwnPropertyDescriptor;for(var s in e)if("default"!==s&&Object.prototype.hasOwnProperty.call(e,s)){var c=o?Object.getOwnPropertyDescriptor(e,s):null;c&&(c.get||c.set)?Object.defineProperty(r,s,c):r[s]=e[s]}return r.default=e,n&&n.set(e,r),r}function a(e){return a="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},a(e)}Object.defineProperty(n,"__esModule",{value:!0}),n.shimGetUserMedia=s;var o=r(e("../utils.js")).log;function s(e,t){var n=e&&e.navigator;if(n.mediaDevices){var i=function(e){if("object"!==a(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"===a(e[n])?e[n]:{ideal:e[n]};void 0!==i.exact&&"number"==typeof i.exact&&(i.min=i.max=i.exact);var r=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 o={};"number"==typeof i.ideal?(o[r("min",n)]=i.ideal,t.optional.push(o),(o={})[r("max",n)]=i.ideal,t.optional.push(o)):(o[r("",n)]=i.ideal,t.optional.push(o))}void 0!==i.exact&&"number"!=typeof i.exact?(t.mandatory=t.mandatory||{},t.mandatory[r("",n)]=i.exact):["min","max"].forEach((function(e){void 0!==i[e]&&(t.mandatory=t.mandatory||{},t.mandatory[r(e,n)]=i[e])}))}})),e.advanced&&(t.optional=(t.optional||[]).concat(e.advanced)),t},r=function(e,r){if(t.version>=61)return r(e);if((e=JSON.parse(JSON.stringify(e)))&&"object"===a(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"===a(e.video)){var c=e.video.facingMode;c=c&&("object"===a(c)?c:{ideal:c});var u,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,"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)),r(e)}));e.video=i(e.video)}return o("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}}},c=function(e,t,i){r(e,(function(e){n.webkitGetUserMedia(e,t,(function(e){i&&i(s(e))}))}))};if(n.getUserMedia=c.bind(n),n.mediaDevices.getUserMedia){var u=n.mediaDevices.getUserMedia.bind(n.mediaDevices);n.mediaDevices.getUserMedia=function(e){return r(e,(function(e){return u(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}),n.removeExtmapAllowMixed=f,n.shimAddIceCandidateNullOrEmpty=m,n.shimConnectionState=p,n.shimMaxMessageSize=l,n.shimParameterlessSetLocalDescription=_,n.shimRTCIceCandidate=u,n.shimRTCIceCandidateRelayProtocol=d,n.shimSendThrowTypeError=h;var i=s(e("sdp")),r=o(e("./utils"));function a(e){if("function"!=typeof WeakMap)return null;var t=new WeakMap,n=new WeakMap;return(a=function(e){return e?n:t})(e)}function o(e,t){if(!t&&e&&e.__esModule)return e;if(null===e||"object"!==c(e)&&"function"!=typeof e)return{default:e};var n=a(t);if(n&&n.has(e))return n.get(e);var i={},r=Object.defineProperty&&Object.getOwnPropertyDescriptor;for(var o in e)if("default"!==o&&Object.prototype.hasOwnProperty.call(e,o)){var s=r?Object.getOwnPropertyDescriptor(e,o):null;s&&(s.get||s.set)?Object.defineProperty(i,o,s):i[o]=e[o]}return i.default=e,n&&n.set(e,i),i}function s(e){return e&&e.__esModule?e:{default:e}}function c(e){return c="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},c(e)}function u(e){if(!(!e.RTCIceCandidate||e.RTCIceCandidate&&"foundation"in e.RTCIceCandidate.prototype)){var t=e.RTCIceCandidate;e.RTCIceCandidate=function(e){if("object"===c(e)&&e.candidate&&0===e.candidate.indexOf("a=")&&((e=JSON.parse(JSON.stringify(e))).candidate=e.candidate.substring(2)),e.candidate&&e.candidate.length){var n=new t(e),r=i.default.parseCandidate(e.candidate);for(var a in r)a in n||Object.defineProperty(n,a,{value:r[a]});return n.toJSON=function(){return{candidate:n.candidate,sdpMid:n.sdpMid,sdpMLineIndex:n.sdpMLineIndex,usernameFragment:n.usernameFragment}},n}return new t(e)},e.RTCIceCandidate.prototype=t.prototype,r.wrapPeerConnectionEvent(e,"icecandidate",(function(t){return t.candidate&&Object.defineProperty(t,"candidate",{value:new e.RTCIceCandidate(t.candidate),writable:"false"}),t}))}}function d(e){!e.RTCIceCandidate||e.RTCIceCandidate&&"relayProtocol"in e.RTCIceCandidate.prototype||r.wrapPeerConnectionEvent(e,"icecandidate",(function(e){if(e.candidate){var t=i.default.parseCandidate(e.candidate.candidate);"relay"===t.type&&(e.candidate.relayProtocol={0:"tls",1:"tcp",2:"udp"}[t.priority>>24])}return e}))}function l(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