From 112e2a03ac16042e3f0ff940581fff00aab8b6be Mon Sep 17 00:00:00 2001
From: Brian <bp2008@users.noreply.github.com>
Date: Wed, 11 Jul 2018 14:41:53 -0600
Subject: [PATCH] Version 42: * UI3 no longer fails to initialize properly in
 Firefox when media.autoplay.enabled is set to false in about:config. *
 Updated jmuxer (HTML5 video library).

---
 ui3.htm                |   2 +-
 ui3/libs-src/jmuxer.js | 124 +++++++++++++++++++++++++++++++----------
 ui3/libs-ui3.js        |  99 +++++++++++++++++---------------
 ui3/ui3.css            |   1 +
 ui3/ui3.js             |  15 ++---
 5 files changed, 158 insertions(+), 83 deletions(-)

diff --git a/ui3.htm b/ui3.htm
index e76eca7..15826d4 100644
--- a/ui3.htm
+++ b/ui3.htm
@@ -34,7 +34,7 @@
 		};
 	</script>
 	<script type="text/javascript">
-		var ui_version = "41";
+		var ui_version = "42";
 		var bi_version = "%%VERSION%%";
 		var combined_version = ui_version + "-" + bi_version;
 		//if (!!navigator.userAgent.match(/ Android /))
diff --git a/ui3/libs-src/jmuxer.js b/ui3/libs-src/jmuxer.js
index 6cdd893..551aed5 100644
--- a/ui3/libs-src/jmuxer.js
+++ b/ui3/libs-src/jmuxer.js
@@ -2075,28 +2075,24 @@ var BufferController = function (_Event) {
         }
     }, {
         key: 'initCleanup',
-        value: function initCleanup(currentTime) {
-            try {
-                if (this.sourceBuffer.updating) {
-                    this.pendingCleaning = currentTime;
-                    return;
-                }
-                if (this.sourceBuffer.buffered && this.sourceBuffer.buffered.length && !this.cleaning) {
-                    for (var i = 0; i < this.sourceBuffer.buffered.length; ++i) {
-                        var start = this.sourceBuffer.buffered.start(i);
-                        var end = this.sourceBuffer.buffered.end(i);
-
-                        if (currentTime - start > this.cleanOffset) {
-                            end = currentTime - this.cleanOffset;
-                            if (start < end) {
-                                this.cleanRanges.push([start, end]);
-                            }
+        value: function initCleanup(cleanMaxLimit) {
+            if (this.sourceBuffer.updating) {
+                this.pendingCleaning = cleanMaxLimit;
+                return;
+            }
+            if (this.sourceBuffer.buffered && this.sourceBuffer.buffered.length && !this.cleaning) {
+                for (var i = 0; i < this.sourceBuffer.buffered.length; ++i) {
+                    var start = this.sourceBuffer.buffered.start(i);
+                    var end = this.sourceBuffer.buffered.end(i);
+
+                    if (cleanMaxLimit - start > this.cleanOffset) {
+                        end = cleanMaxLimit - this.cleanOffset;
+                        if (start < end) {
+                            this.cleanRanges.push([start, end]);
                         }
                     }
-                    this.doCleanup();
                 }
-            } catch (e) {
-                error('Error occured in initCleanup of ' + this.type + ' buffer -  ' + e.name + ': ' + e.message);
+                this.doCleanup();
             }
         }
     }, {
@@ -2153,7 +2149,6 @@ var JMuxmer = function (_Event) {
             mode: 'both', // both, audio, video
             flushingTime: 1500,
             clearBuffer: true,
-            cleanOffset: 2, // when clearing buffers, go back this many seconds
             onReady: null, // function called when MSE is ready to accept frames
             fps: 30,
             debug: false
@@ -2188,6 +2183,8 @@ var JMuxmer = function (_Event) {
 
         _this.mseReady = false;
         _this.lastCleaningTime = Date.now();
+        _this.keyframeCache = [];
+        _this.frameCounter = 0;
 
         /* events callback */
         _this.remuxController.on('buffer', _this.onBuffer.bind(_this));
@@ -2219,9 +2216,7 @@ var JMuxmer = function (_Event) {
             };
 
             if (!data) return;
-
             duration = data.duration ? parseInt(data.duration) : 0;
-
             if (data.video) {
                 nalus = H264Parser.extractNALu(data.video);
                 if (nalus.length > 0) {
@@ -2237,7 +2232,7 @@ var JMuxmer = function (_Event) {
                 }
             }
             if (!remux) {
-                error('No video element found to feed. Input object must have audio and/or video property');
+                error('Input object must have video and/or audio property. Make sure it is not empty and valid typed array');
                 return;
             }
             this.remuxController.remux(chunks);
@@ -2250,7 +2245,8 @@ var JMuxmer = function (_Event) {
                 samples = [],
                 naluObj = void 0,
                 sampleDuration = void 0,
-                adjustDuration = 0;
+                adjustDuration = 0,
+                numberOfFrames = [];
 
             var _iteratorNormalCompletion = true;
             var _didIteratorError = false;
@@ -2265,6 +2261,12 @@ var JMuxmer = function (_Event) {
                     if (naluObj.type() === NALU.IDR || naluObj.type() === NALU.NDR) {
                         samples.push({ units: units });
                         units = [];
+                        if (this.options.clearBuffer) {
+                            if (naluObj.type() === NALU.IDR) {
+                                numberOfFrames.push(this.frameCounter);
+                            }
+                            this.frameCounter++;
+                        }
                     }
                 }
             } catch (err) {
@@ -2294,6 +2296,14 @@ var JMuxmer = function (_Event) {
                     adjustDuration--;
                 }
             });
+
+            /* cache keyframe times if clearBuffer set true */
+            if (this.options.clearBuffer) {
+                numberOfFrames = numberOfFrames.map(function (total) {
+                    return total * sampleDuration / 1000;
+                });
+                this.keyframeCache = this.keyframeCache.concat(numberOfFrames);
+            }
             return samples;
         }
     }, {
@@ -2349,15 +2359,51 @@ var JMuxmer = function (_Event) {
             this.stopInterval();
             if (this.mediaSource) {
                 try {
-                    this.mediaSource.endOfStream();
+                    var sbs = this.mediaSource.sourceBuffers;
+                    var _iteratorNormalCompletion3 = true;
+                    var _didIteratorError3 = false;
+                    var _iteratorError3 = undefined;
+
+                    try {
+                        for (var _iterator3 = sbs[Symbol.iterator](), _step3; !(_iteratorNormalCompletion3 = (_step3 = _iterator3.next()).done); _iteratorNormalCompletion3 = true) {
+                            var sb = _step3.value;
+
+                            this.mediaSource.removeSourceBuffer(sb);
+                        }
+                    } catch (err) {
+                        _didIteratorError3 = true;
+                        _iteratorError3 = err;
+                    } finally {
+                        try {
+                            if (!_iteratorNormalCompletion3 && _iterator3.return) {
+                                _iterator3.return();
+                            }
+                        } finally {
+                            if (_didIteratorError3) {
+                                throw _iteratorError3;
+                            }
+                        }
+                    }
+
+                    if (this.bufferControllers) {
+                        this.mediaSource.endOfStream();
+                    }
                 } catch (e) {
-                    error('mediasource is not available to end');
+                    error('mediasource is not available to end ' + e.message);
                 }
+                this.mediaSource = null;
             }
             if (this.remuxController) {
                 this.remuxController.destroy();
                 this.remuxController = null;
             }
+            if (this.bufferControllers) {
+                for (var type in this.bufferControllers) {
+                    this.bufferControllers[type].destroy();
+                }
+                this.bufferControllers = null;
+            }
+            this.node = false;
             this.mseReady = false;
             this.videoStarted = false;
         }
@@ -2374,7 +2420,6 @@ var JMuxmer = function (_Event) {
                 }
                 var sb = this.mediaSource.addSourceBuffer(type + '/mp4; codecs="' + track.mp4track.codec + '"');
                 this.bufferControllers[type] = new BufferController(sb, type);
-                this.bufferControllers[type].cleanOffset = this.options.cleanOffset;
                 this.sourceBuffers[type] = sb;
                 this.bufferControllers[type].on('error', this.onBufferError.bind(this));
             }
@@ -2405,12 +2450,34 @@ var JMuxmer = function (_Event) {
                 this.bufferControllers[type].doAppend();
             }
         }
+    }, {
+        key: 'getSafeBufferClearLimit',
+        value: function getSafeBufferClearLimit(offset) {
+            var maxLimit = offset,
+                adjacentOffset = void 0;
+
+            for (var i = 0; i < this.keyframeCache.length; i++) {
+                if (this.keyframeCache[i] >= offset) {
+                    break;
+                }
+                adjacentOffset = this.keyframeCache[i];
+            }
+
+            this.keyframeCache = this.keyframeCache.filter(function (keyframePoint) {
+                if (keyframePoint < adjacentOffset) {
+                    maxLimit = keyframePoint;
+                }
+                return keyframePoint >= adjacentOffset;
+            });
+            return maxLimit;
+        }
     }, {
         key: 'clearBuffer',
         value: function clearBuffer() {
             if (this.options.clearBuffer && Date.now() - this.lastCleaningTime > 10000) {
                 for (var type in this.bufferControllers) {
-                    this.bufferControllers[type].initCleanup(this.node.currentTime);
+                    var cleanMaxLimit = this.getSafeBufferClearLimit(this.node.currentTime);
+                    this.bufferControllers[type].initCleanup(cleanMaxLimit);
                 }
                 this.lastCleaningTime = Date.now();
             }
@@ -2418,7 +2485,6 @@ var JMuxmer = function (_Event) {
     }, {
         key: 'onBuffer',
         value: function onBuffer(data) {
-
             if (this.bufferControllers && this.bufferControllers[data.type]) {
                 this.bufferControllers[data.type].feed(data.payload);
             }
diff --git a/ui3/libs-ui3.js b/ui3/libs-ui3.js
index e678e20..f4ae9fe 100644
--- a/ui3/libs-ui3.js
+++ b/ui3/libs-ui3.js
@@ -172,26 +172,30 @@ h.dwSampleSize=p.wBitsPerSample/8,e.children.push(m),f=new l("strf"),f.data=p.ra
 g.TagAsKeyframe?16:0;e.dwChunkOffset=g.offset-c.offset-8;e.dwChunkLength=g.dwSize;e.SerializeToUint8Array(a,d)}b.Write(a)}}(v);w.children.push(idx);var B=0,C=0;this.AddVideoFrame=function(c,b){var a=new l(b?"00db":"00dc");a.TagAsKeyframe=b;a.data=c;v.children.push(a);B++;k.dwSuggestedBufferSize<c.length+8&&(k.dwSuggestedBufferSize=c.length+8)};this.AddAudioFrame=function(c,b){if(p){var a=new l("01wb");a.TagAsKeyframe=b;a.data=c;v.children.push(a);C+=c.length/p.wBitsPerSample.dwSampleSize}};this.FinishAndGetUint8Array=
 function(c){k.dwMicroSecPerFrame=parseInt(Math.round(1E6/c));c=A;c.dwScale=k.dwMicroSecPerFrame;for(c.dwRate=1E6;1<c.dwScale&&1<c.dwRate&&0==c.dwScale%2&&0==c.dwRate%2;)c.dwScale/=2,c.dwRate/=2;k.dwTotalFrames=c.dwLength=B;y&&(y.dwLength=Math.round(C));c=new E;w.SerializeToGhettoStream(c);return c.Read(c.Count())}};
 // jmuxer.js
-var JMuxer=function(){function v(b){if(B){for(var a=arguments.length,c=Array(1<a?a-1:0),g=1;g<a;g++)c[g-1]=arguments[g];B.apply(void 0,[b].concat(c))}}function u(b){if(C){for(var a=arguments.length,c=Array(1<a?a-1:0),g=1;g<a;g++)c[g-1]=arguments[g];C.apply(void 0,[b].concat(c))}}function G(b,a){var c=new Uint8Array((b.byteLength|0)+(a.byteLength|0));c.set(b,0);c.set(a,b.byteLength|0);return c}var B=void 0,C=void 0;(function(){function b(a){this.value=a}function a(a){function c(g,d){try{var f=a[g](d),
-h=f.value;h instanceof b?Promise.resolve(h.value).then(function(a){c("next",a)},function(a){c("throw",a)}):e(f.done?"return":"normal",f.value)}catch(w){e("throw",w)}}function e(a,b){switch(a){case "return":d.resolve({value:b,done:!0});break;case "throw":d.reject(b);break;default:d.resolve({value:b,done:!1})}(d=d.next)?c(d.key,d.arg):f=null}var d,f;this._invoke=function(a,b){return new Promise(function(g,e){var h={key:a,arg:b,resolve:g,reject:e,next:null};f?f=f.next=h:(d=f=h,c(a,b))})};"function"!==
-typeof a["return"]&&(this["return"]=void 0)}"function"===typeof Symbol&&Symbol.asyncIterator&&(a.prototype[Symbol.asyncIterator]=function(){return this});a.prototype.next=function(a){return this._invoke("next",a)};a.prototype["throw"]=function(a){return this._invoke("throw",a)};a.prototype["return"]=function(a){return this._invoke("return",a)};return{wrap:function(c){return function(){return new a(c.apply(this,arguments))}},await:function(a){return new b(a)}}})();var p=function(b,a){if(!(b instanceof
-a))throw new TypeError("Cannot call a class as a function");},n=function(){function b(a,c){for(var b=0;b<c.length;b++){var e=c[b];e.enumerable=e.enumerable||!1;e.configurable=!0;"value"in e&&(e.writable=!0);Object.defineProperty(a,e.key,e)}}return function(a,c,g){c&&b(a.prototype,c);g&&b(a,g);return a}}(),y=function(b,a){if("function"!==typeof a&&null!==a)throw new TypeError("Super expression must either be null or a function, not "+typeof a);b.prototype=Object.create(a&&a.prototype,{constructor:{value:b,
-enumerable:!1,writable:!0,configurable:!0}});a&&(Object.setPrototypeOf?Object.setPrototypeOf(b,a):b.__proto__=a)},z=function(b,a){if(!b)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!a||"object"!==typeof a&&"function"!==typeof a?b:a},r=function(){function b(a){p(this,b);this.payload=a;this.nri=(this.payload[0]&96)>>5;this.ntype=this.payload[0]&31}n(b,null,[{key:"type",value:function(a){return a.ntype in b.TYPES?b.TYPES[a.ntype]:"UNKNOWN"}},{key:"NDR",
-get:function(){return 1}},{key:"IDR",get:function(){return 5}},{key:"SEI",get:function(){return 6}},{key:"SPS",get:function(){return 7}},{key:"PPS",get:function(){return 8}},{key:"AUD",get:function(){return 9}},{key:"TYPES",get:function(){var a;return a={},babelHelpers.defineProperty(a,b.IDR,"IDR"),babelHelpers.defineProperty(a,b.SEI,"SEI"),babelHelpers.defineProperty(a,b.SPS,"SPS"),babelHelpers.defineProperty(a,b.PPS,"PPS"),babelHelpers.defineProperty(a,b.NDR,"NDR"),babelHelpers.defineProperty(a,
-b.AUD,"AUD"),a}}]);n(b,[{key:"toString",value:function(){return b.type(this)+": NRI: "+this.getNri()}},{key:"getNri",value:function(){return this.nri>>6}},{key:"type",value:function(){return this.ntype}},{key:"isKeyframe",value:function(){return this.ntype==b.IDR}},{key:"getSize",value:function(){return 4+this.payload.byteLength}},{key:"getData",value:function(){var a=new Uint8Array(this.getSize());(new DataView(a.buffer)).setUint32(0,this.getSize()-4);a.set(this.payload,4);return a}}]);return b}(),
-J=function(){function b(a){p(this,b);this.data=a;this.index=0;this.bitLength=8*a.byteLength}n(b,[{key:"skipBits",value:function(a){if(this.bitsAvailable<a)return!1;this.index+=a}},{key:"readBits",value:function(a){return this.getBits(a,this.index,1<arguments.length&&void 0!==arguments[1]?arguments[1]:!0)}},{key:"getBits",value:function(a,c){var b=2<arguments.length&&void 0!==arguments[2]?arguments[2]:!0;if(this.bitsAvailable<a)return 0;var e=c%8,d=this.data[c/8|0]&255>>>e;e=8-e;if(e>=a)return b&&
+var $jscomp=$jscomp||{};$jscomp.scope={};$jscomp.ASSUME_ES5=!1;$jscomp.ASSUME_NO_NATIVE_MAP=!1;$jscomp.ASSUME_NO_NATIVE_SET=!1;$jscomp.defineProperty=$jscomp.ASSUME_ES5||"function"==typeof Object.defineProperties?Object.defineProperty:function(m,r,z){m!=Array.prototype&&m!=Object.prototype&&(m[r]=z.value)};$jscomp.getGlobal=function(m){return"undefined"!=typeof window&&window===m?m:"undefined"!=typeof global&&null!=global?global:m};$jscomp.global=$jscomp.getGlobal(this);$jscomp.SYMBOL_PREFIX="jscomp_symbol_";
+$jscomp.initSymbol=function(){$jscomp.initSymbol=function(){};$jscomp.global.Symbol||($jscomp.global.Symbol=$jscomp.Symbol)};$jscomp.Symbol=function(){var m=0;return function(r){return $jscomp.SYMBOL_PREFIX+(r||"")+m++}}();
+$jscomp.initSymbolIterator=function(){$jscomp.initSymbol();var m=$jscomp.global.Symbol.iterator;m||(m=$jscomp.global.Symbol.iterator=$jscomp.global.Symbol("iterator"));"function"!=typeof Array.prototype[m]&&$jscomp.defineProperty(Array.prototype,m,{configurable:!0,writable:!0,value:function(){return $jscomp.arrayIterator(this)}});$jscomp.initSymbolIterator=function(){}};$jscomp.arrayIterator=function(m){var r=0;return $jscomp.iteratorPrototype(function(){return r<m.length?{done:!1,value:m[r++]}:{done:!0}})};
+$jscomp.iteratorPrototype=function(m){$jscomp.initSymbolIterator();m={next:m};m[$jscomp.global.Symbol.iterator]=function(){return this};return m};
+var JMuxer=function(){function m(b){if(B){for(var a=arguments.length,c=Array(1<a?a-1:0),g=1;g<a;g++)c[g-1]=arguments[g];B.apply(void 0,[b].concat(c))}}function r(b){if(C){for(var a=arguments.length,c=Array(1<a?a-1:0),g=1;g<a;g++)c[g-1]=arguments[g];C.apply(void 0,[b].concat(c))}}function z(b,a){var c=new Uint8Array((b.byteLength|0)+(a.byteLength|0));c.set(b,0);c.set(a,b.byteLength|0);return c}var B=void 0,C=void 0;(function(){function b(a){this.value=a}function a(a){function c(g,d){try{var f=a[g](d),
+k=f.value;k instanceof b?Promise.resolve(k.value).then(function(a){c("next",a)},function(a){c("throw",a)}):e(f.done?"return":"normal",f.value)}catch(D){e("throw",D)}}function e(a,b){switch(a){case "return":d.resolve({value:b,done:!0});break;case "throw":d.reject(b);break;default:d.resolve({value:b,done:!1})}(d=d.next)?c(d.key,d.arg):f=null}var d,f;this._invoke=function(a,b){return new Promise(function(g,e){var k={key:a,arg:b,resolve:g,reject:e,next:null};f?f=f.next=k:(d=f=k,c(a,b))})};"function"!==
+typeof a["return"]&&(this["return"]=void 0)}$jscomp.initSymbol();$jscomp.initSymbol();"function"===typeof Symbol&&Symbol.asyncIterator&&($jscomp.initSymbol(),a.prototype[Symbol.asyncIterator]=function(){return this});a.prototype.next=function(a){return this._invoke("next",a)};a.prototype["throw"]=function(a){return this._invoke("throw",a)};a.prototype["return"]=function(a){return this._invoke("return",a)};return{wrap:function(c){return function(){return new a(c.apply(this,arguments))}},await:function(a){return new b(a)}}})();
+var q=function(b,a){if(!(b instanceof a))throw new TypeError("Cannot call a class as a function");},p=function(){function b(a,c){for(var b=0;b<c.length;b++){var e=c[b];e.enumerable=e.enumerable||!1;e.configurable=!0;"value"in e&&(e.writable=!0);Object.defineProperty(a,e.key,e)}}return function(a,c,g){c&&b(a.prototype,c);g&&b(a,g);return a}}(),v=function(b,a){if("function"!==typeof a&&null!==a)throw new TypeError("Super expression must either be null or a function, not "+typeof a);b.prototype=Object.create(a&&
+a.prototype,{constructor:{value:b,enumerable:!1,writable:!0,configurable:!0}});a&&(Object.setPrototypeOf?Object.setPrototypeOf(b,a):b.__proto__=a)},y=function(b,a){if(!b)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return!a||"object"!==typeof a&&"function"!==typeof a?b:a},u=function(){function b(a){q(this,b);this.payload=a;this.nri=(this.payload[0]&96)>>5;this.ntype=this.payload[0]&31}p(b,null,[{key:"type",value:function(a){return a.ntype in b.TYPES?b.TYPES[a.ntype]:
+"UNKNOWN"}},{key:"NDR",get:function(){return 1}},{key:"IDR",get:function(){return 5}},{key:"SEI",get:function(){return 6}},{key:"SPS",get:function(){return 7}},{key:"PPS",get:function(){return 8}},{key:"AUD",get:function(){return 9}},{key:"TYPES",get:function(){var a;return a={},babelHelpers.defineProperty(a,b.IDR,"IDR"),babelHelpers.defineProperty(a,b.SEI,"SEI"),babelHelpers.defineProperty(a,b.SPS,"SPS"),babelHelpers.defineProperty(a,b.PPS,"PPS"),babelHelpers.defineProperty(a,b.NDR,"NDR"),babelHelpers.defineProperty(a,
+b.AUD,"AUD"),a}}]);p(b,[{key:"toString",value:function(){return b.type(this)+": NRI: "+this.getNri()}},{key:"getNri",value:function(){return this.nri>>6}},{key:"type",value:function(){return this.ntype}},{key:"isKeyframe",value:function(){return this.ntype==b.IDR}},{key:"getSize",value:function(){return 4+this.payload.byteLength}},{key:"getData",value:function(){var a=new Uint8Array(this.getSize());(new DataView(a.buffer)).setUint32(0,this.getSize()-4);a.set(this.payload,4);return a}}]);return b}(),
+J=function(){function b(a){q(this,b);this.data=a;this.index=0;this.bitLength=8*a.byteLength}p(b,[{key:"skipBits",value:function(a){if(this.bitsAvailable<a)return!1;this.index+=a}},{key:"readBits",value:function(a){return this.getBits(a,this.index,1<arguments.length&&void 0!==arguments[1]?arguments[1]:!0)}},{key:"getBits",value:function(a,c){var b=2<arguments.length&&void 0!==arguments[2]?arguments[2]:!0;if(this.bitsAvailable<a)return 0;var e=c%8,d=this.data[c/8|0]&255>>>e;e=8-e;if(e>=a)return b&&
 (this.index+=a),d>>e-a;b&&(this.index+=e);var f=a-e;return d<<f|this.getBits(f,c+e,b)}},{key:"skipLZ",value:function(){var a;for(a=0;a<this.bitLength-this.index;++a)if(0!==this.getBits(1,this.index+a,!1)){this.index+=a;break}return a}},{key:"skipUEG",value:function(){this.skipBits(1+this.skipLZ())}},{key:"skipEG",value:function(){this.skipBits(1+this.skipLZ())}},{key:"readUEG",value:function(){var a=this.skipLZ();return this.readBits(a+1)-1}},{key:"readEG",value:function(){var a=this.readUEG();return 1&
-a?1+a>>>1:-1*(a>>>1)}},{key:"readBoolean",value:function(){return 1===this.readBits(1)}},{key:"readUByte",value:function(){return this.readBits(8*(0<arguments.length&&void 0!==arguments[0]?arguments[0]:1))}},{key:"readUShort",value:function(){return this.readBits(16)}},{key:"readUInt",value:function(){return this.readBits(32)}},{key:"bitsAvailable",get:function(){return this.bitLength-this.index}}]);return b}(),H=function(){function b(a){p(this,b);this.remuxer=a;this.track=a.mp4track}n(b,null,[{key:"extractNALu",
+a?1+a>>>1:-1*(a>>>1)}},{key:"readBoolean",value:function(){return 1===this.readBits(1)}},{key:"readUByte",value:function(){return this.readBits(8*(0<arguments.length&&void 0!==arguments[0]?arguments[0]:1))}},{key:"readUShort",value:function(){return this.readBits(16)}},{key:"readUInt",value:function(){return this.readBits(32)}},{key:"bitsAvailable",get:function(){return this.bitLength-this.index}}]);return b}(),H=function(){function b(a){q(this,b);this.remuxer=a;this.track=a.mp4track}p(b,null,[{key:"extractNALu",
 value:function(a){for(var c=0,b=a.byteLength,e,d=0,f=[],k=void 0;c<b;)switch(e=a[c++],d){case 0:0===e&&(d=1);break;case 1:d=0===e?2:0;break;case 2:case 3:0===e?d=3:(1===e&&c<b&&(k&&f.push(a.subarray(k,c-d-1)),k=c),d=0)}k&&f.push(a.subarray(k,b));return f}},{key:"skipScalingList",value:function(a,c){for(var b=8,e=8,d=0;d<c;d++)0!==e&&(e=a.readEG(),e=(b+e+256)%256),b=0===e?b:e}},{key:"readSPS",value:function(a){a=new J(a);var c=0,g=0,e=0,d=0,f=1,k;a.readUByte();var h=a.readUByte();a.readBits(5);a.skipBits(3);
-a.readUByte();a.skipUEG();if(100===h||110===h||122===h||244===h||44===h||83===h||86===h||118===h||128===h)if(h=a.readUEG(),3===h&&a.skipBits(1),a.skipUEG(),a.skipUEG(),a.skipBits(1),a.readBoolean())for(h=3!==h?8:12,k=0;k<h;++k)a.readBoolean()&&(6>k?b.skipScalingList(a,16):b.skipScalingList(a,64));a.skipUEG();h=a.readUEG();if(0===h)a.readUEG();else if(1===h)for(a.skipBits(1),a.skipEG(),a.skipEG(),h=a.readUEG(),k=0;k<h;++k)a.skipEG();a.skipUEG();a.skipBits(1);h=a.readUEG();k=a.readUEG();var m=a.readBits(1);
-0===m&&a.skipBits(1);a.skipBits(1);a.readBoolean()&&(c=a.readUEG(),g=a.readUEG(),e=a.readUEG(),d=a.readUEG());if(a.readBoolean()){if(a.readBoolean()){var l=void 0;switch(a.readUByte()){case 1:l=[1,1];break;case 2:l=[12,11];break;case 3:l=[10,11];break;case 4:l=[16,11];break;case 5:l=[40,33];break;case 6:l=[24,11];break;case 7:l=[20,11];break;case 8:l=[32,11];break;case 9:l=[80,33];break;case 10:l=[18,11];break;case 11:l=[15,11];break;case 12:l=[64,33];break;case 13:l=[160,99];break;case 14:l=[4,3];
-break;case 15:l=[3,2];break;case 16:l=[2,1];break;case 255:l=[a.readUByte()<<8|a.readUByte(),a.readUByte()<<8|a.readUByte()]}l&&(f=l[0]/l[1])}a.readBoolean()&&a.skipBits(1);a.readBoolean()&&(a.skipBits(4),a.readBoolean()&&a.skipBits(24));a.readBoolean()&&(a.skipUEG(),a.skipUEG());a.readBoolean()&&(a.readUInt(),a.readUInt(),a.readBoolean())}return{width:Math.ceil((16*(h+1)-2*c-2*g)*f),height:(2-m)*(k+1)*16-(m?2:4)*(e+d)}}}]);n(b,[{key:"parseSPS",value:function(a){var c=b.readSPS(new Uint8Array(a));
-this.track.width=c.width;this.track.height=c.height;this.track.sps=[new Uint8Array(a)];this.track.codec="avc1.";a=new DataView(a.buffer,a.byteOffset+1,4);for(c=0;3>c;++c){var g=a.getUint8(c).toString(16);2>g.length&&(g="0"+g);this.track.codec+=g}}},{key:"parsePPS",value:function(a){this.track.pps=[new Uint8Array(a)]}},{key:"parseNAL",value:function(a){if(!a)return!1;var c=!1;switch(a.type()){case r.NDR:c=!0;break;case r.IDR:c=!0;break;case r.PPS:this.track.pps||(this.parsePPS(a.getData().subarray(4)),
-!this.remuxer.readyToDecode&&this.track.pps&&this.track.sps&&(this.remuxer.readyToDecode=!0));c=!0;break;case r.SPS:this.track.sps||(this.parseSPS(a.getData().subarray(4)),!this.remuxer.readyToDecode&&this.track.pps&&this.track.sps&&(this.remuxer.readyToDecode=!0));c=!0;break;case r.AUD:v("AUD - ignoing and disable HD mode for live channel");this.remuxer.isHDAvail&&(this.remuxer.isHDAvail=!1);break;case r.SEI:v("SEI - ignoing")}return c}}]);return b}(),D=void 0,I=function(){function b(a){p(this,b);
-this.remuxer=a;this.track=a.mp4track}n(b,null,[{key:"getHeaderLength",value:function(a){return a[1]&1?7:9}},{key:"getFrameLength",value:function(a){return(a[3]&3)<<11|a[4]<<3|(a[5]&224)>>>5}},{key:"isAACPattern",value:function(a){return 255===a[0]&&240===(a[1]&240)&&0===(a[1]&6)}},{key:"extractAAC",value:function(a){var c=0,g=a.byteLength,e=[];if(!b.isAACPattern(a))return u("Invalid ADTS audio format"),e;var d=b.getHeaderLength(a);for(D||(D=a.subarray(0,d));c<g;){var f=b.getFrameLength(a);e.push(a.subarray(d,
-f));a=a.slice(f);c+=f}return e}},{key:"samplingRateMap",get:function(){return[96E3,88200,64E3,48E3,44100,32E3,24E3,22050,16E3,12E3,11025,8E3,7350]}},{key:"getAACHeaderData",get:function(){return D}}]);n(b,[{key:"setAACConfig",value:function(){var a=new Uint8Array(2),c=b.getAACHeaderData;if(c){var g=((c[2]&192)>>>6)+1;var e=(c[2]&60)>>>2;var d=(c[2]&1)<<2;d|=(c[3]&192)>>>6;a[0]=g<<3;a[0]|=(e&14)>>1;a[1]|=(e&1)<<7;a[1]|=d<<3;this.track.codec="mp4a.40."+g;this.track.channelCount=d;this.track.config=
-a;this.remuxer.readyToDecode=!0}}}]);return b}(),E=function(){function b(a){p(this,b);this.listener={};this.type=a|0}n(b,[{key:"on",value:function(a,c){this.listener[a]||(this.listener[a]=[]);this.listener[a].push(c);return!0}},{key:"off",value:function(a,c){if(this.listener[a]){var b=this.listener[a].indexOf(c);-1<b&&this.listener[a].splice(b,1);return!0}return!1}},{key:"offAll",value:function(){this.listener={}}},{key:"dispatch",value:function(a,c){return this.listener[a]?(this.listener[a].map(function(a){a.apply(null,
-[c])}),!0):!1}}]);return b}(),F=function(){function b(){p(this,b)}n(b,null,[{key:"init",value:function(){b.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],mvex:[],mvhd:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]};for(var a in b.types)b.types.hasOwnProperty(a)&&(b.types[a]=[a.charCodeAt(0),a.charCodeAt(1),a.charCodeAt(2),a.charCodeAt(3)]);
+a.readUByte();a.skipUEG();if(100===h||110===h||122===h||244===h||44===h||83===h||86===h||118===h||128===h)if(h=a.readUEG(),3===h&&a.skipBits(1),a.skipUEG(),a.skipUEG(),a.skipBits(1),a.readBoolean())for(h=3!==h?8:12,k=0;k<h;++k)a.readBoolean()&&(6>k?b.skipScalingList(a,16):b.skipScalingList(a,64));a.skipUEG();h=a.readUEG();if(0===h)a.readUEG();else if(1===h)for(a.skipBits(1),a.skipEG(),a.skipEG(),h=a.readUEG(),k=0;k<h;++k)a.skipEG();a.skipUEG();a.skipBits(1);h=a.readUEG();k=a.readUEG();var n=a.readBits(1);
+0===n&&a.skipBits(1);a.skipBits(1);a.readBoolean()&&(c=a.readUEG(),g=a.readUEG(),e=a.readUEG(),d=a.readUEG());if(a.readBoolean()){if(a.readBoolean()){var l=void 0;switch(a.readUByte()){case 1:l=[1,1];break;case 2:l=[12,11];break;case 3:l=[10,11];break;case 4:l=[16,11];break;case 5:l=[40,33];break;case 6:l=[24,11];break;case 7:l=[20,11];break;case 8:l=[32,11];break;case 9:l=[80,33];break;case 10:l=[18,11];break;case 11:l=[15,11];break;case 12:l=[64,33];break;case 13:l=[160,99];break;case 14:l=[4,3];
+break;case 15:l=[3,2];break;case 16:l=[2,1];break;case 255:l=[a.readUByte()<<8|a.readUByte(),a.readUByte()<<8|a.readUByte()]}l&&(f=l[0]/l[1])}a.readBoolean()&&a.skipBits(1);a.readBoolean()&&(a.skipBits(4),a.readBoolean()&&a.skipBits(24));a.readBoolean()&&(a.skipUEG(),a.skipUEG());a.readBoolean()&&(a.readUInt(),a.readUInt(),a.readBoolean())}return{width:Math.ceil((16*(h+1)-2*c-2*g)*f),height:(2-n)*(k+1)*16-(n?2:4)*(e+d)}}}]);p(b,[{key:"parseSPS",value:function(a){var c=b.readSPS(new Uint8Array(a));
+this.track.width=c.width;this.track.height=c.height;this.track.sps=[new Uint8Array(a)];this.track.codec="avc1.";a=new DataView(a.buffer,a.byteOffset+1,4);for(c=0;3>c;++c){var g=a.getUint8(c).toString(16);2>g.length&&(g="0"+g);this.track.codec+=g}}},{key:"parsePPS",value:function(a){this.track.pps=[new Uint8Array(a)]}},{key:"parseNAL",value:function(a){if(!a)return!1;var c=!1;switch(a.type()){case u.NDR:c=!0;break;case u.IDR:c=!0;break;case u.PPS:this.track.pps||(this.parsePPS(a.getData().subarray(4)),
+!this.remuxer.readyToDecode&&this.track.pps&&this.track.sps&&(this.remuxer.readyToDecode=!0));c=!0;break;case u.SPS:this.track.sps||(this.parseSPS(a.getData().subarray(4)),!this.remuxer.readyToDecode&&this.track.pps&&this.track.sps&&(this.remuxer.readyToDecode=!0));c=!0;break;case u.AUD:m("AUD - ignoing and disable HD mode for live channel");this.remuxer.isHDAvail&&(this.remuxer.isHDAvail=!1);break;case u.SEI:m("SEI - ignoing")}return c}}]);return b}(),E=void 0,I=function(){function b(a){q(this,b);
+this.remuxer=a;this.track=a.mp4track}p(b,null,[{key:"getHeaderLength",value:function(a){return a[1]&1?7:9}},{key:"getFrameLength",value:function(a){return(a[3]&3)<<11|a[4]<<3|(a[5]&224)>>>5}},{key:"isAACPattern",value:function(a){return 255===a[0]&&240===(a[1]&240)&&0===(a[1]&6)}},{key:"extractAAC",value:function(a){var c=0,g=a.byteLength,e=[];if(!b.isAACPattern(a))return r("Invalid ADTS audio format"),e;var d=b.getHeaderLength(a);for(E||(E=a.subarray(0,d));c<g;){var f=b.getFrameLength(a);e.push(a.subarray(d,
+f));a=a.slice(f);c+=f}return e}},{key:"samplingRateMap",get:function(){return[96E3,88200,64E3,48E3,44100,32E3,24E3,22050,16E3,12E3,11025,8E3,7350]}},{key:"getAACHeaderData",get:function(){return E}}]);p(b,[{key:"setAACConfig",value:function(){var a=new Uint8Array(2),c=b.getAACHeaderData;if(c){var g=((c[2]&192)>>>6)+1;var e=(c[2]&60)>>>2;var d=(c[2]&1)<<2;d|=(c[3]&192)>>>6;a[0]=g<<3;a[0]|=(e&14)>>1;a[1]|=(e&1)<<7;a[1]|=d<<3;this.track.codec="mp4a.40."+g;this.track.channelCount=d;this.track.config=
+a;this.remuxer.readyToDecode=!0}}}]);return b}(),F=function(){function b(a){q(this,b);this.listener={};this.type=a|0}p(b,[{key:"on",value:function(a,c){this.listener[a]||(this.listener[a]=[]);this.listener[a].push(c);return!0}},{key:"off",value:function(a,c){if(this.listener[a]){var b=this.listener[a].indexOf(c);-1<b&&this.listener[a].splice(b,1);return!0}return!1}},{key:"offAll",value:function(){this.listener={}}},{key:"dispatch",value:function(a,c){return this.listener[a]?(this.listener[a].map(function(a){a.apply(null,
+[c])}),!0):!1}}]);return b}(),G=function(){function b(){q(this,b)}p(b,null,[{key:"init",value:function(){b.types={avc1:[],avcC:[],btrt:[],dinf:[],dref:[],esds:[],ftyp:[],hdlr:[],mdat:[],mdhd:[],mdia:[],mfhd:[],minf:[],moof:[],moov:[],mp4a:[],mvex:[],mvhd:[],sdtp:[],stbl:[],stco:[],stsc:[],stsd:[],stsz:[],stts:[],tfdt:[],tfhd:[],traf:[],trak:[],trun:[],trex:[],tkhd:[],vmhd:[],smhd:[]};for(var a in b.types)b.types.hasOwnProperty(a)&&(b.types[a]=[a.charCodeAt(0),a.charCodeAt(1),a.charCodeAt(2),a.charCodeAt(3)]);
 a=new Uint8Array([0,0,0,0,0,0,0,0,118,105,100,101,0,0,0,0,0,0,0,0,0,0,0,0,86,105,100,101,111,72,97,110,100,108,101,114,0]);var c=new Uint8Array([0,0,0,0,0,0,0,0,115,111,117,110,0,0,0,0,0,0,0,0,0,0,0,0,83,111,117,110,100,72,97,110,100,108,101,114,0]);b.HDLR_TYPES={video:a,audio:c};a=new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,12,117,114,108,32,0,0,0,1]);c=new Uint8Array([0,0,0,0,0,0,0,0]);b.STTS=b.STSC=b.STCO=c;b.STSZ=new Uint8Array([0,0,0,0,0,0,0,0,0,0,0,0]);b.VMHD=new Uint8Array([0,0,0,1,0,0,0,0,0,0,0,
 0]);b.SMHD=new Uint8Array([0,0,0,0,0,0,0,0]);b.STSD=new Uint8Array([0,0,0,0,0,0,0,1]);c=new Uint8Array([105,115,111,109]);var g=new Uint8Array([97,118,99,49]),e=new Uint8Array([0,0,0,1]);b.FTYP=b.box(b.types.ftyp,c,e,c,g);b.DINF=b.box(b.types.dinf,b.box(b.types.dref,a))}},{key:"box",value:function(a){for(var c=arguments.length,b=Array(1<c?c-1:0),e=1;e<c;e++)b[e-1]=arguments[e];c=8;for(var d=e=b.length,f;e--;)c+=b[e].byteLength;f=new Uint8Array(c);f[0]=c>>24&255;f[1]=c>>16&255;f[2]=c>>8&255;f[3]=c&
 255;f.set(a,4);e=0;for(c=8;e<d;++e)f.set(b[e],c),c+=b[e].byteLength;return f}},{key:"hdlr",value:function(a){return b.box(b.types.hdlr,b.HDLR_TYPES[a])}},{key:"mdat",value:function(a){return b.box(b.types.mdat,a)}},{key:"mdhd",value:function(a,c){return b.box(b.types.mdhd,new Uint8Array([0,0,0,0,0,0,0,2,0,0,0,3,a>>24&255,a>>16&255,a>>8&255,a&255,c>>24,c>>16&255,c>>8&255,c&255,85,196,0,0]))}},{key:"mdia",value:function(a){return b.box(b.types.mdia,b.mdhd(a.timescale,a.duration),b.hdlr(a.type),b.minf(a))}},
@@ -202,31 +206,34 @@ g)}},{key:"sdtp",value:function(a){a=a.samples||[];var c=new Uint8Array(4+a.leng
 112,114,111,46,114,117,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),c,b.box(b.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])))}},{key:"esds",value:function(a){var c=a.config.byteLength,b=new Uint8Array(26+c+3);b.set([0,0,0,0,3,23+c,0,1,0,4,15+c,64,21,0,0,0,0,0,0,0,0,0,0,0,5,c]);b.set(a.config,26);b.set([6,1,2],26+c);return b}},{key:"mp4a",value:function(a){var c=a.audiosamplerate;return b.box(b.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,a.channelCount,
 0,16,0,0,0,0,c>>8&255,c&255,0,0]),b.box(b.types.esds,b.esds(a)))}},{key:"stsd",value:function(a){return"audio"===a.type?b.box(b.types.stsd,b.STSD,b.mp4a(a)):b.box(b.types.stsd,b.STSD,b.avc1(a))}},{key:"tkhd",value:function(a){var c=a.id,g=a.duration,e=a.width,d=a.height;a=a.volume;return b.box(b.types.tkhd,new Uint8Array([0,0,0,7,0,0,0,0,0,0,0,0,c>>24&255,c>>16&255,c>>8&255,c&255,0,0,0,0,g>>24,g>>16&255,g>>8&255,g&255,0,0,0,0,0,0,0,0,0,0,0,0,a>>0&255,a%1*10>>0&255,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,
 0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,e>>8&255,e&255,0,0,d>>8&255,d&255,0,0]))}},{key:"traf",value:function(a,c){var g=b.sdtp(a),e=a.id;return b.box(b.types.traf,b.box(b.types.tfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,e&255])),b.box(b.types.tfdt,new Uint8Array([0,0,0,0,c>>24,c>>16&255,c>>8&255,c&255])),b.trun(a,g.length+16+16+8+16+8+8),g)}},{key:"trak",value:function(a){a.duration=a.duration||4294967295;return b.box(b.types.trak,b.tkhd(a),b.mdia(a))}},{key:"trex",value:function(a){a=
-a.id;return b.box(b.types.trex,new Uint8Array([0,0,0,0,a>>24,a>>16&255,a>>8&255,a&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))}},{key:"trun",value:function(a,c){var g=a.samples||[],e=g.length,d=12+16*e,f=new Uint8Array(d);c+=8+d;f.set([0,0,15,1,e>>>24&255,e>>>16&255,e>>>8&255,e&255,c>>>24&255,c>>>16&255,c>>>8&255,c&255],0);for(d=0;d<e;d++){var k=g[d];var h=k.duration;var m=k.size;var l=k.flags;k=k.cts;f.set([h>>>24&255,h>>>16&255,h>>>8&255,h&255,m>>>24&255,m>>>16&255,m>>>8&255,m&255,l.isLeading<<2|l.dependsOn,
-l.isDependedOn<<6|l.hasRedundancy<<4|l.paddingValue<<1|l.isNonSync,l.degradPrio&61440,l.degradPrio&15,k>>>24&255,k>>>16&255,k>>>8&255,k&255],12+16*d)}return b.box(b.types.trun,f)}},{key:"initSegment",value:function(a,c,g){b.types||b.init();a=b.moov(a,c,g);c=new Uint8Array(b.FTYP.byteLength+a.byteLength);c.set(b.FTYP);c.set(a,b.FTYP.byteLength);return c}}]);return b}(),K=1,A=function(){function b(){p(this,b);this.seq=1}n(b,null,[{key:"getTrackID",value:function(){return K++}}]);n(b,[{key:"flush",value:function(){this.seq++;
-this.mp4track.len=0;this.mp4track.samples=[]}},{key:"isReady",value:function(){return this.readyToDecode&&this.samples.length?!0:null}}]);return b}(),L=function(b){function a(){p(this,a);var c=z(this,(a.__proto__||Object.getPrototypeOf(a)).call(this));c.readyToDecode=!1;c.nextDts=0;c.dts=0;c.timescale=1E3;c.mp4track={id:A.getTrackID(),type:"audio",channelCount:0,len:0,fragmented:!0,timescale:c.timescale,duration:c.timescale,samples:[],config:"",codec:""};c.samples=[];c.aac=new I(c);return c}y(a,b);
-n(a,[{key:"resetTrack",value:function(){this.readyToDecode=!1;this.mp4track.codec="";this.mp4track.channelCount="";this.mp4track.config="";this.mp4track.timescale=this.timescale}},{key:"remux",value:function(a){var c=void 0,b=void 0,d=!0,f=!1,k=void 0;try{for(var h=a[Symbol.iterator](),m;!(d=(m=h.next()).done);d=!0){var l=m.value;b=l.units;c=b.byteLength;this.samples.push({units:b,size:c,duration:l.duration});this.mp4track.len+=c;this.readyToDecode||this.aac.setAACConfig()}}catch(w){f=!0,k=w}finally{try{!d&&
-h["return"]&&h["return"]()}finally{if(f)throw k;}}}},{key:"getPayload",value:function(){if(!this.isReady())return null;var a=new Uint8Array(this.mp4track.len),b=0,e=this.mp4track.samples;for(this.dts=this.nextDts;this.samples.length;){var d=this.samples.shift();var f=d.duration;0>=f?(v("remuxer: invalid sample duration at DTS: "+this.nextDts+" :"+f),this.mp4track.len-=d.size):(this.nextDts+=f,f={size:d.size,duration:f,cts:0,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},
-a.set(d.units,b),b+=d.size,e.push(f))}return e.length?new Uint8Array(a.buffer,0,this.mp4track.len):null}}]);return a}(A),N=function(b){function a(){p(this,a);var c=z(this,(a.__proto__||Object.getPrototypeOf(a)).call(this));c.readyToDecode=!1;c.nextDts=0;c.dts=0;c.timescale=1E3;c.mp4track={id:A.getTrackID(),type:"video",len:0,fragmented:!0,sps:"",pps:"",width:0,height:0,timescale:c.timescale,duration:c.timescale,samples:[]};c.samples=[];c.h264=new H(c);return c}y(a,b);n(a,[{key:"resetTrack",value:function(){this.readyToDecode=
-!1;this.mp4track.sps="";this.mp4track.pps=""}},{key:"remux",value:function(a){var c=void 0,b=void 0,d=void 0,f=void 0,k=void 0,h=!0,m=!1,l=void 0;try{for(var w=a[Symbol.iterator](),n;!(h=(n=w.next()).done);h=!0){c=n.value;b=[];f=0;k=!1;a=!0;var q=!1,t=void 0;try{for(var p=c.units[Symbol.iterator](),r;!(a=(r=p.next()).done);a=!0)d=r.value,this.h264.parseNAL(d)&&(b.push(d),f+=d.getSize(),k||(k=d.isKeyframe()))}catch(x){q=!0,t=x}finally{try{!a&&p["return"]&&p["return"]()}finally{if(q)throw t;}}0<b.length&&
-this.readyToDecode&&(this.mp4track.len+=f,this.samples.push({units:b,size:f,keyFrame:k,duration:c.duration}))}}catch(x){m=!0,l=x}finally{try{!h&&w["return"]&&w["return"]()}finally{if(m)throw l;}}}},{key:"getPayload",value:function(){if(!this.isReady())return null;var a=new Uint8Array(this.mp4track.len),b=0,e=this.mp4track.samples;for(this.dts=this.nextDts;this.samples.length;){var d=this.samples.shift(),f=d.units;var k=d.duration;if(0>=k)v("remuxer: invalid sample duration at DTS: "+this.nextDts+
-" :"+k),this.mp4track.len-=d.size;else{this.nextDts+=k;k={size:d.size,duration:k,cts:0,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,isNonSync:d.keyFrame?0:1,dependsOn:d.keyFrame?2:1}};d=!0;var h=!1,m=void 0;try{for(var l=f[Symbol.iterator](),n;!(d=(n=l.next()).done);d=!0){var p=n.value;a.set(p.getData(),b);b+=p.getSize()}}catch(q){h=!0,m=q}finally{try{!d&&l["return"]&&l["return"]()}finally{if(h)throw m;}}e.push(k)}}return e.length?new Uint8Array(a.buffer,0,this.mp4track.len):null}}]);
-return a}(A),O=function(b){function a(c){p(this,a);var b=z(this,(a.__proto__||Object.getPrototypeOf(a)).call(this,"remuxer"));b.initialized=!1;b.trackTypes=[];b.tracks={};b.mediaDuration=c?Infinity:1E3;return b}y(a,b);n(a,[{key:"addTrack",value:function(a){if("video"===a||"both"===a)this.tracks.video=new N,this.trackTypes.push("video");if("audio"===a||"both"===a)this.tracks.audio=new L,this.trackTypes.push("audio")}},{key:"reset",value:function(){var a=!0,b=!1,e=void 0;try{for(var d=this.trackTypes[Symbol.iterator](),
-f;!(a=(f=d.next()).done);a=!0)this.tracks[f.value].resetTrack()}catch(k){b=!0,e=k}finally{try{!a&&d["return"]&&d["return"]()}finally{if(b)throw e;}}this.initialized=!1}},{key:"destroy",value:function(){this.tracks={};this.offAll()}},{key:"flush",value:function(){if(this.initialized){var a=!0,b=!1,e=void 0;try{for(var d=this.trackTypes[Symbol.iterator](),f;!(a=(f=d.next()).done);a=!0){var k=f.value,h=this.tracks[k],m=h.getPayload();if(m&&m.byteLength){var l=F.moof(h.seq,h.dts,h.mp4track),n=F.mdat(m),
-p=G(l,n);this.dispatch("buffer",{type:k,payload:p,dts:h.dts});var q=void 0,t=void 0,r=void 0,u="";q=Math.floor(h.dts/1E3);t=parseInt(q/3600,10)%24;r=parseInt(q/60,10)%60;q=0>q?0:q%60;0<t&&(u+=(10>t?"0"+t:t)+":");v("put segment ("+k+"): "+h.seq+" dts: "+h.dts+" samples: "+h.mp4track.samples.length+" second: "+(u+((10>r?"0"+r:r)+":"+(10>q?"0"+q:q))));h.flush()}}}catch(x){b=!0,e=x}finally{try{!a&&d["return"]&&d["return"]()}finally{if(b)throw e;}}}else if(this.isReady()){this.dispatch("ready");d=!0;f=
-!1;k=void 0;try{for(a=this.trackTypes[Symbol.iterator]();!(d=(b=a.next()).done);d=!0)e=b.value,q=this.tracks[e],t={type:e,payload:F.initSegment([q.mp4track],this.mediaDuration,q.mp4track.timescale)},this.dispatch("buffer",t)}catch(x){f=!0,k=x}finally{try{!d&&a["return"]&&a["return"]()}finally{if(f)throw k;}}v("Initial segment generated.");this.initialized=!0}}},{key:"isReady",value:function(){var a=!0,b=!1,e=void 0;try{for(var d=this.trackTypes[Symbol.iterator](),f;!(a=(f=d.next()).done);a=!0){var k=
-f.value;if(!this.tracks[k].readyToDecode||!this.tracks[k].samples.length)return!1}}catch(h){b=!0,e=h}finally{try{!a&&d["return"]&&d["return"]()}finally{if(b)throw e;}}return!0}},{key:"remux",value:function(a){var b=!0,c=!1,d=void 0;try{for(var f=this.trackTypes[Symbol.iterator](),k;!(b=(k=f.next()).done);b=!0){var h=k.value,m=a[h];("audio"!==h||!this.tracks.video||this.tracks.video.readyToDecode)&&0<m.length&&this.tracks[h].remux(m)}}catch(l){c=!0,d=l}finally{try{!b&&f["return"]&&f["return"]()}finally{if(c)throw d;
-}}this.flush()}}]);return a}(E),P=function(b){function a(b,g){p(this,a);var c=z(this,(a.__proto__||Object.getPrototypeOf(a)).call(this,"buffer"));c.type=g;c.queue=new Uint8Array;c.cleaning=!1;c.pendingCleaning=0;c.cleanOffset=2;c.cleanRanges=[];c.sourceBuffer=b;c.sourceBuffer.addEventListener("updateend",function(){0<c.pendingCleaning&&(c.initCleanup(c.pendingCleaning),c.pendingCleaning=0);c.cleaning=!1;c.cleanRanges.length&&c.doCleanup()});c.sourceBuffer.addEventListener("error",function(){c.dispatch("error",
-{type:c.type,name:"buffer",error:"buffer error"})});return c}y(a,b);n(a,[{key:"destroy",value:function(){this.sourceBuffer=this.queue=null;this.offAll()}},{key:"doCleanup",value:function(){if(this.cleanRanges.length){var a=this.cleanRanges.shift();v(this.type+" remove range ["+a[0]+" - "+a[1]+")");this.cleaning=!0;this.sourceBuffer.remove(a[0],a[1])}else this.cleaning=!1}},{key:"initCleanup",value:function(a){try{if(this.sourceBuffer.updating)this.pendingCleaning=a;else if(this.sourceBuffer.buffered&&
-this.sourceBuffer.buffered.length&&!this.cleaning){for(var b=0;b<this.sourceBuffer.buffered.length;++b){var c=this.sourceBuffer.buffered.start(b),d=this.sourceBuffer.buffered.end(b);a-c>this.cleanOffset&&(d=a-this.cleanOffset,c<d&&this.cleanRanges.push([c,d]))}this.doCleanup()}}catch(f){u("Error occured in initCleanup of "+this.type+" buffer -  "+f.name+": "+f.message)}}},{key:"doAppend",value:function(){if(this.queue.length&&!this.sourceBuffer.updating)try{this.sourceBuffer.appendBuffer(this.queue),
-this.queue=new Uint8Array}catch(c){"QuotaExceededError"===c.name?(v(this.type+" buffer quota full"),this.dispatch("error",{type:this.type,name:"QuotaExceeded",error:"buffer error"})):(u("Error occured while appending "+this.type+" buffer -  "+c.name+": "+c.message),this.dispatch("error",{type:this.type,name:"unexpectedError",error:"buffer error"}))}}},{key:"feed",value:function(a){this.queue=G(this.queue,a)}}]);return a}(E);window.MediaSource=window.MediaSource||window.WebKitMediaSource;return function(b){function a(b){p(this,
-a);var c=z(this,(a.__proto__||Object.getPrototypeOf(a)).call(this,"jmuxer"));window.MediaSource=window.MediaSource||window.WebKitMediaSource;c.options=Object.assign({},{node:"",mode:"both",flushingTime:1500,clearBuffer:!0,cleanOffset:2,onReady:null,fps:30,debug:!1},b);c.options.debug&&(B=console.log,C=console.error);"string"===typeof c.options.node&&""==c.options.node&&u("no video element were found to render, provide a valid video element");c.options.fps||(c.options.fps=30);c.frameDuration=1E3/c.options.fps|
-0;c.node="string"===typeof c.options.node?document.getElementById(c.options.node):c.options.node;c.sourceBuffers={};c.isMSESupported=!!window.MediaSource;if(!c.isMSESupported)throw"Oops! Browser does not support media source extension.";c.setupMSE();c.remuxController=new O(c.options.clearBuffer);c.remuxController.addTrack(c.options.mode);c.mseReady=!1;c.lastCleaningTime=Date.now();c.remuxController.on("buffer",c.onBuffer.bind(c));c.remuxController.on("ready",c.createBuffer.bind(c));c.startInterval();
-return c}y(a,b);n(a,null,[{key:"isSupported",value:function(a){return window.MediaSource&&window.MediaSource.isTypeSupported(a)}}]);n(a,[{key:"setupMSE",value:function(){this.mediaSource=new MediaSource;this.node.src=URL.createObjectURL(this.mediaSource);this.mediaSource.addEventListener("sourceopen",this.onMSEOpen.bind(this));this.mediaSource.addEventListener("sourceclose",this.onMSEClose.bind(this));this.mediaSource.addEventListener("webkitsourceopen",this.onMSEOpen.bind(this));this.mediaSource.addEventListener("webkitsourceclose",
-this.onMSEClose.bind(this))}},{key:"feed",value:function(a){var b=!1,c={video:[],audio:[]};if(a){var d=a.duration?parseInt(a.duration):0;if(a.video){var f=H.extractNALu(a.video);0<f.length&&(c.video=this.getVideoFrames(f,d),b=!0)}a.audio&&(a=I.extractAAC(a.audio),0<a.length&&(c.audio=this.getAudioFrames(a,d),b=!0));b?this.remuxController.remux(c):u("No video element found to feed. Input object must have audio and/or video property")}}},{key:"getVideoFrames",value:function(a,b){var c=void 0,d=[],f=
-[],g=void 0,h=void 0,m=0,l=!0,n=!1,p=void 0;try{for(var q=a[Symbol.iterator](),t;!(l=(t=q.next()).done);l=!0)if(c=t.value,g=new r(c),d.push(g),g.type()===r.IDR||g.type()===r.NDR)f.push({units:d}),d=[]}catch(M){n=!0,p=M}finally{try{!l&&q["return"]&&q["return"]()}finally{if(n)throw p;}}b?(h=b/f.length|0,m=b-h*f.length):h=this.frameDuration;f.map(function(a){a.duration=0<m?h+1:h;0!==m&&m--});return f}},{key:"getAudioFrames",value:function(a,b){var c=[],d=void 0,f=void 0,g=0,h=!0,m=!1,l=void 0;try{for(var n=
-a[Symbol.iterator](),p;!(h=(p=n.next()).done);h=!0)d=p.value,c.push({units:d})}catch(q){m=!0,l=q}finally{try{!h&&n["return"]&&n["return"]()}finally{if(m)throw l;}}b?(f=b/c.length|0,g=b-f*c.length):f=this.frameDuration;c.map(function(a){a.duration=0<g?f+1:f;0!==g&&g--});return c}},{key:"destroy",value:function(){this.stopInterval();if(this.mediaSource)try{this.mediaSource.endOfStream()}catch(c){u("mediasource is not available to end")}this.remuxController&&(this.remuxController.destroy(),this.remuxController=
-null);this.videoStarted=this.mseReady=!1}},{key:"createBuffer",value:function(){if(this.mseReady&&this.remuxController&&this.remuxController.isReady()&&!this.bufferControllers){this.bufferControllers={};for(var b in this.remuxController.tracks){var g=this.remuxController.tracks[b];if(!a.isSupported(b+'/mp4; codecs="'+g.mp4track.codec+'"'))return u("Browser does not support codec"),!1;g=this.mediaSource.addSourceBuffer(b+'/mp4; codecs="'+g.mp4track.codec+'"');this.bufferControllers[b]=new P(g,b);this.bufferControllers[b].cleanOffset=
-this.options.cleanOffset;this.sourceBuffers[b]=g;this.bufferControllers[b].on("error",this.onBufferError.bind(this))}}}},{key:"startInterval",value:function(){var a=this;this.interval=setInterval(function(){a.bufferControllers&&(a.releaseBuffer(),a.clearBuffer())},this.options.flushingTime)}},{key:"stopInterval",value:function(){this.interval&&clearInterval(this.interval)}},{key:"releaseBuffer",value:function(){for(var a in this.bufferControllers)this.bufferControllers[a].doAppend()}},{key:"clearBuffer",
-value:function(){if(this.options.clearBuffer&&1E4<Date.now()-this.lastCleaningTime){for(var a in this.bufferControllers)this.bufferControllers[a].initCleanup(this.node.currentTime);this.lastCleaningTime=Date.now()}}},{key:"onBuffer",value:function(a){this.bufferControllers&&this.bufferControllers[a.type]&&this.bufferControllers[a.type].feed(a.payload)}},{key:"onMSEOpen",value:function(){this.mseReady=!0;"function"===typeof this.options.onReady&&(this.options.onReady(),this.options.onReady=null);this.createBuffer()}},
-{key:"onMSEClose",value:function(){this.videoStarted=this.mseReady=!1}},{key:"onBufferError",value:function(a){if("QuotaExceeded"==a.name)this.bufferControllers[a.type].initCleanup(this.node.currentTime);else if(0<this.mediaSource.sourceBuffers.length&&this.sourceBuffers[a.type]&&this.mediaSource.removeSourceBuffer(this.sourceBuffers[a.type]),0==this.mediaSource.sourceBuffers.length)try{this.mediaSource.endOfStream()}catch(g){u("mediasource is not available to end")}}}]);return a}(E)}();
+a.id;return b.box(b.types.trex,new Uint8Array([0,0,0,0,a>>24,a>>16&255,a>>8&255,a&255,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))}},{key:"trun",value:function(a,c){var g=a.samples||[],e=g.length,d=12+16*e,f=new Uint8Array(d);c+=8+d;f.set([0,0,15,1,e>>>24&255,e>>>16&255,e>>>8&255,e&255,c>>>24&255,c>>>16&255,c>>>8&255,c&255],0);for(d=0;d<e;d++){var k=g[d];var h=k.duration;var n=k.size;var l=k.flags;k=k.cts;f.set([h>>>24&255,h>>>16&255,h>>>8&255,h&255,n>>>24&255,n>>>16&255,n>>>8&255,n&255,l.isLeading<<2|l.dependsOn,
+l.isDependedOn<<6|l.hasRedundancy<<4|l.paddingValue<<1|l.isNonSync,l.degradPrio&61440,l.degradPrio&15,k>>>24&255,k>>>16&255,k>>>8&255,k&255],12+16*d)}return b.box(b.types.trun,f)}},{key:"initSegment",value:function(a,c,g){b.types||b.init();a=b.moov(a,c,g);c=new Uint8Array(b.FTYP.byteLength+a.byteLength);c.set(b.FTYP);c.set(a,b.FTYP.byteLength);return c}}]);return b}(),K=1,A=function(){function b(){q(this,b);this.seq=1}p(b,null,[{key:"getTrackID",value:function(){return K++}}]);p(b,[{key:"flush",value:function(){this.seq++;
+this.mp4track.len=0;this.mp4track.samples=[]}},{key:"isReady",value:function(){return this.readyToDecode&&this.samples.length?!0:null}}]);return b}(),L=function(b){function a(){q(this,a);var c=y(this,(a.__proto__||Object.getPrototypeOf(a)).call(this));c.readyToDecode=!1;c.nextDts=0;c.dts=0;c.timescale=1E3;c.mp4track={id:A.getTrackID(),type:"audio",channelCount:0,len:0,fragmented:!0,timescale:c.timescale,duration:c.timescale,samples:[],config:"",codec:""};c.samples=[];c.aac=new I(c);return c}v(a,b);
+p(a,[{key:"resetTrack",value:function(){this.readyToDecode=!1;this.mp4track.codec="";this.mp4track.channelCount="";this.mp4track.config="";this.mp4track.timescale=this.timescale}},{key:"remux",value:function(a){var c=void 0,b=void 0,d=!0,f=!1,k=void 0;try{$jscomp.initSymbol();$jscomp.initSymbolIterator();for(var h=a[Symbol.iterator](),n;!(d=(n=h.next()).done);d=!0){var l=n.value;b=l.units;c=b.byteLength;this.samples.push({units:b,size:c,duration:l.duration});this.mp4track.len+=c;this.readyToDecode||
+this.aac.setAACConfig()}}catch(D){f=!0,k=D}finally{try{!d&&h["return"]&&h["return"]()}finally{if(f)throw k;}}}},{key:"getPayload",value:function(){if(!this.isReady())return null;var a=new Uint8Array(this.mp4track.len),b=0,e=this.mp4track.samples;for(this.dts=this.nextDts;this.samples.length;){var d=this.samples.shift();var f=d.duration;0>=f?(m("remuxer: invalid sample duration at DTS: "+this.nextDts+" :"+f),this.mp4track.len-=d.size):(this.nextDts+=f,f={size:d.size,duration:f,cts:0,flags:{isLeading:0,
+isDependedOn:0,hasRedundancy:0,degradPrio:0,dependsOn:1}},a.set(d.units,b),b+=d.size,e.push(f))}return e.length?new Uint8Array(a.buffer,0,this.mp4track.len):null}}]);return a}(A),M=function(b){function a(){q(this,a);var c=y(this,(a.__proto__||Object.getPrototypeOf(a)).call(this));c.readyToDecode=!1;c.nextDts=0;c.dts=0;c.timescale=1E3;c.mp4track={id:A.getTrackID(),type:"video",len:0,fragmented:!0,sps:"",pps:"",width:0,height:0,timescale:c.timescale,duration:c.timescale,samples:[]};c.samples=[];c.h264=
+new H(c);return c}v(a,b);p(a,[{key:"resetTrack",value:function(){this.readyToDecode=!1;this.mp4track.sps="";this.mp4track.pps=""}},{key:"remux",value:function(a){var c=void 0,b=void 0,d=void 0,f=void 0,k=void 0,h=!0,n=!1,l=void 0;try{$jscomp.initSymbol();$jscomp.initSymbolIterator();for(var m=a[Symbol.iterator](),p;!(h=(p=m.next()).done);h=!0){c=p.value;b=[];f=0;k=!1;a=!0;var t=!1,r=void 0;try{$jscomp.initSymbol();$jscomp.initSymbolIterator();for(var q=c.units[Symbol.iterator](),w;!(a=(w=q.next()).done);a=
+!0)d=w.value,this.h264.parseNAL(d)&&(b.push(d),f+=d.getSize(),k||(k=d.isKeyframe()))}catch(x){t=!0,r=x}finally{try{!a&&q["return"]&&q["return"]()}finally{if(t)throw r;}}0<b.length&&this.readyToDecode&&(this.mp4track.len+=f,this.samples.push({units:b,size:f,keyFrame:k,duration:c.duration}))}}catch(x){n=!0,l=x}finally{try{!h&&m["return"]&&m["return"]()}finally{if(n)throw l;}}}},{key:"getPayload",value:function(){if(!this.isReady())return null;var a=new Uint8Array(this.mp4track.len),b=0,e=this.mp4track.samples;
+for(this.dts=this.nextDts;this.samples.length;){var d=this.samples.shift(),f=d.units;var k=d.duration;if(0>=k)m("remuxer: invalid sample duration at DTS: "+this.nextDts+" :"+k),this.mp4track.len-=d.size;else{this.nextDts+=k;k={size:d.size,duration:k,cts:0,flags:{isLeading:0,isDependedOn:0,hasRedundancy:0,degradPrio:0,isNonSync:d.keyFrame?0:1,dependsOn:d.keyFrame?2:1}};d=!0;var h=!1,n=void 0;try{$jscomp.initSymbol();$jscomp.initSymbolIterator();for(var l=f[Symbol.iterator](),p;!(d=(p=l.next()).done);d=
+!0){var r=p.value;a.set(r.getData(),b);b+=r.getSize()}}catch(t){h=!0,n=t}finally{try{!d&&l["return"]&&l["return"]()}finally{if(h)throw n;}}e.push(k)}}return e.length?new Uint8Array(a.buffer,0,this.mp4track.len):null}}]);return a}(A),N=function(b){function a(c){q(this,a);var b=y(this,(a.__proto__||Object.getPrototypeOf(a)).call(this,"remuxer"));b.initialized=!1;b.trackTypes=[];b.tracks={};b.mediaDuration=c?Infinity:1E3;return b}v(a,b);p(a,[{key:"addTrack",value:function(a){if("video"===a||"both"===
+a)this.tracks.video=new M,this.trackTypes.push("video");if("audio"===a||"both"===a)this.tracks.audio=new L,this.trackTypes.push("audio")}},{key:"reset",value:function(){var a=!0,b=!1,e=void 0;try{$jscomp.initSymbol();$jscomp.initSymbolIterator();for(var d=this.trackTypes[Symbol.iterator](),f;!(a=(f=d.next()).done);a=!0)this.tracks[f.value].resetTrack()}catch(k){b=!0,e=k}finally{try{!a&&d["return"]&&d["return"]()}finally{if(b)throw e;}}this.initialized=!1}},{key:"destroy",value:function(){this.tracks=
+{};this.offAll()}},{key:"flush",value:function(){if(this.initialized){var a=!0,b=!1,e=void 0;try{$jscomp.initSymbol();$jscomp.initSymbolIterator();for(var d=this.trackTypes[Symbol.iterator](),f;!(a=(f=d.next()).done);a=!0){var k=f.value,h=this.tracks[k],n=h.getPayload();if(n&&n.byteLength){var l=G.moof(h.seq,h.dts,h.mp4track),p=G.mdat(n),r=z(l,p);this.dispatch("buffer",{type:k,payload:r,dts:h.dts});var t=void 0,q=void 0,u=void 0,w="";t=Math.floor(h.dts/1E3);q=parseInt(t/3600,10)%24;u=parseInt(t/60,
+10)%60;t=0>t?0:t%60;0<q&&(w+=(10>q?"0"+q:q)+":");m("put segment ("+k+"): "+h.seq+" dts: "+h.dts+" samples: "+h.mp4track.samples.length+" second: "+(w+((10>u?"0"+u:u)+":"+(10>t?"0"+t:t))));h.flush()}}}catch(x){b=!0,e=x}finally{try{!a&&d["return"]&&d["return"]()}finally{if(b)throw e;}}}else if(this.isReady()){this.dispatch("ready");d=!0;f=!1;k=void 0;try{for($jscomp.initSymbol(),$jscomp.initSymbolIterator(),a=this.trackTypes[Symbol.iterator]();!(d=(b=a.next()).done);d=!0)e=b.value,t=this.tracks[e],
+q={type:e,payload:G.initSegment([t.mp4track],this.mediaDuration,t.mp4track.timescale)},this.dispatch("buffer",q)}catch(x){f=!0,k=x}finally{try{!d&&a["return"]&&a["return"]()}finally{if(f)throw k;}}m("Initial segment generated.");this.initialized=!0}}},{key:"isReady",value:function(){var a=!0,b=!1,e=void 0;try{$jscomp.initSymbol();$jscomp.initSymbolIterator();for(var d=this.trackTypes[Symbol.iterator](),f;!(a=(f=d.next()).done);a=!0){var k=f.value;if(!this.tracks[k].readyToDecode||!this.tracks[k].samples.length)return!1}}catch(h){b=
+!0,e=h}finally{try{!a&&d["return"]&&d["return"]()}finally{if(b)throw e;}}return!0}},{key:"remux",value:function(a){var b=!0,c=!1,d=void 0;try{$jscomp.initSymbol();$jscomp.initSymbolIterator();for(var f=this.trackTypes[Symbol.iterator](),k;!(b=(k=f.next()).done);b=!0){var h=k.value,n=a[h];("audio"!==h||!this.tracks.video||this.tracks.video.readyToDecode)&&0<n.length&&this.tracks[h].remux(n)}}catch(l){c=!0,d=l}finally{try{!b&&f["return"]&&f["return"]()}finally{if(c)throw d;}}this.flush()}}]);return a}(F),
+O=function(b){function a(b,g){q(this,a);var c=y(this,(a.__proto__||Object.getPrototypeOf(a)).call(this,"buffer"));c.type=g;c.queue=new Uint8Array;c.cleaning=!1;c.pendingCleaning=0;c.cleanOffset=2;c.cleanRanges=[];c.sourceBuffer=b;c.sourceBuffer.addEventListener("updateend",function(){0<c.pendingCleaning&&(c.initCleanup(c.pendingCleaning),c.pendingCleaning=0);c.cleaning=!1;c.cleanRanges.length&&c.doCleanup()});c.sourceBuffer.addEventListener("error",function(){c.dispatch("error",{type:c.type,name:"buffer",
+error:"buffer error"})});return c}v(a,b);p(a,[{key:"destroy",value:function(){this.sourceBuffer=this.queue=null;this.offAll()}},{key:"doCleanup",value:function(){if(this.cleanRanges.length){var a=this.cleanRanges.shift();m(this.type+" remove range ["+a[0]+" - "+a[1]+")");this.cleaning=!0;this.sourceBuffer.remove(a[0],a[1])}else this.cleaning=!1}},{key:"initCleanup",value:function(a){if(this.sourceBuffer.updating)this.pendingCleaning=a;else if(this.sourceBuffer.buffered&&this.sourceBuffer.buffered.length&&
+!this.cleaning){for(var b=0;b<this.sourceBuffer.buffered.length;++b){var c=this.sourceBuffer.buffered.start(b);this.sourceBuffer.buffered.end(b);if(a-c>this.cleanOffset){var d=a-this.cleanOffset;c<d&&this.cleanRanges.push([c,d])}}this.doCleanup()}}},{key:"doAppend",value:function(){if(this.queue.length&&!this.sourceBuffer.updating)try{this.sourceBuffer.appendBuffer(this.queue),this.queue=new Uint8Array}catch(c){"QuotaExceededError"===c.name?(m(this.type+" buffer quota full"),this.dispatch("error",
+{type:this.type,name:"QuotaExceeded",error:"buffer error"})):(r("Error occured while appending "+this.type+" buffer -  "+c.name+": "+c.message),this.dispatch("error",{type:this.type,name:"unexpectedError",error:"buffer error"}))}}},{key:"feed",value:function(a){this.queue=z(this.queue,a)}}]);return a}(F);window.MediaSource=window.MediaSource||window.WebKitMediaSource;return function(b){function a(b){q(this,a);var c=y(this,(a.__proto__||Object.getPrototypeOf(a)).call(this,"jmuxer"));window.MediaSource=
+window.MediaSource||window.WebKitMediaSource;c.options=Object.assign({},{node:"",mode:"both",flushingTime:1500,clearBuffer:!0,onReady:null,fps:30,debug:!1},b);c.options.debug&&(B=console.log,C=console.error);"string"===typeof c.options.node&&""==c.options.node&&r("no video element were found to render, provide a valid video element");c.options.fps||(c.options.fps=30);c.frameDuration=1E3/c.options.fps|0;c.node="string"===typeof c.options.node?document.getElementById(c.options.node):c.options.node;
+c.sourceBuffers={};c.isMSESupported=!!window.MediaSource;if(!c.isMSESupported)throw"Oops! Browser does not support media source extension.";c.setupMSE();c.remuxController=new N(c.options.clearBuffer);c.remuxController.addTrack(c.options.mode);c.mseReady=!1;c.lastCleaningTime=Date.now();c.keyframeCache=[];c.frameCounter=0;c.remuxController.on("buffer",c.onBuffer.bind(c));c.remuxController.on("ready",c.createBuffer.bind(c));c.startInterval();return c}v(a,b);p(a,null,[{key:"isSupported",value:function(a){return window.MediaSource&&
+window.MediaSource.isTypeSupported(a)}}]);p(a,[{key:"setupMSE",value:function(){this.mediaSource=new MediaSource;this.node.src=URL.createObjectURL(this.mediaSource);this.mediaSource.addEventListener("sourceopen",this.onMSEOpen.bind(this));this.mediaSource.addEventListener("sourceclose",this.onMSEClose.bind(this));this.mediaSource.addEventListener("webkitsourceopen",this.onMSEOpen.bind(this));this.mediaSource.addEventListener("webkitsourceclose",this.onMSEClose.bind(this))}},{key:"feed",value:function(a){var b=
+!1,c={video:[],audio:[]};if(a){var d=a.duration?parseInt(a.duration):0;if(a.video){var f=H.extractNALu(a.video);0<f.length&&(c.video=this.getVideoFrames(f,d),b=!0)}a.audio&&(a=I.extractAAC(a.audio),0<a.length&&(c.audio=this.getAudioFrames(a,d),b=!0));b?this.remuxController.remux(c):r("Input object must have video and/or audio property. Make sure it is not empty and valid typed array")}}},{key:"getVideoFrames",value:function(a,b){var c=void 0,d=[],f=[],g=void 0,h=void 0,n=0,l=[],m=!0,p=!1,q=void 0;
+try{$jscomp.initSymbol();$jscomp.initSymbolIterator();for(var r=a[Symbol.iterator](),v;!(m=(v=r.next()).done);m=!0)if(c=v.value,g=new u(c),d.push(g),g.type()===u.IDR||g.type()===u.NDR)f.push({units:d}),d=[],this.options.clearBuffer&&(g.type()===u.IDR&&l.push(this.frameCounter),this.frameCounter++)}catch(w){p=!0,q=w}finally{try{!m&&r["return"]&&r["return"]()}finally{if(p)throw q;}}b?(h=b/f.length|0,n=b-h*f.length):h=this.frameDuration;f.map(function(a){a.duration=0<n?h+1:h;0!==n&&n--});this.options.clearBuffer&&
+(l=l.map(function(a){return a*h/1E3}),this.keyframeCache=this.keyframeCache.concat(l));return f}},{key:"getAudioFrames",value:function(a,b){var c=[],d=void 0,f=void 0,g=0,h=!0,m=!1,l=void 0;try{$jscomp.initSymbol();$jscomp.initSymbolIterator();for(var p=a[Symbol.iterator](),q;!(h=(q=p.next()).done);h=!0)d=q.value,c.push({units:d})}catch(t){m=!0,l=t}finally{try{!h&&p["return"]&&p["return"]()}finally{if(m)throw l;}}b?(f=b/c.length|0,g=b-f*c.length):f=this.frameDuration;c.map(function(a){a.duration=
+0<g?f+1:f;0!==g&&g--});return c}},{key:"destroy",value:function(){this.stopInterval();if(this.mediaSource){try{var a=this.mediaSource.sourceBuffers,b=!0,e=!1,d=void 0;try{$jscomp.initSymbol();$jscomp.initSymbolIterator();for(var f=a[Symbol.iterator](),k;!(b=(k=f.next()).done);b=!0)this.mediaSource.removeSourceBuffer(k.value)}catch(n){e=!0,d=n}finally{try{!b&&f["return"]&&f["return"]()}finally{if(e)throw d;}}this.bufferControllers&&this.mediaSource.endOfStream()}catch(n){r("mediasource is not available to end "+
+n.message)}this.mediaSource=null}this.remuxController&&(this.remuxController.destroy(),this.remuxController=null);if(this.bufferControllers){for(var h in this.bufferControllers)this.bufferControllers[h].destroy();this.bufferControllers=null}this.videoStarted=this.mseReady=this.node=!1}},{key:"createBuffer",value:function(){if(this.mseReady&&this.remuxController&&this.remuxController.isReady()&&!this.bufferControllers){this.bufferControllers={};for(var b in this.remuxController.tracks){var g=this.remuxController.tracks[b];
+if(!a.isSupported(b+'/mp4; codecs="'+g.mp4track.codec+'"'))return r("Browser does not support codec"),!1;g=this.mediaSource.addSourceBuffer(b+'/mp4; codecs="'+g.mp4track.codec+'"');this.bufferControllers[b]=new O(g,b);this.sourceBuffers[b]=g;this.bufferControllers[b].on("error",this.onBufferError.bind(this))}}}},{key:"startInterval",value:function(){var a=this;this.interval=setInterval(function(){a.bufferControllers&&(a.releaseBuffer(),a.clearBuffer())},this.options.flushingTime)}},{key:"stopInterval",
+value:function(){this.interval&&clearInterval(this.interval)}},{key:"releaseBuffer",value:function(){for(var a in this.bufferControllers)this.bufferControllers[a].doAppend()}},{key:"getSafeBufferClearLimit",value:function(a){for(var b=a,c=void 0,d=0;d<this.keyframeCache.length&&!(this.keyframeCache[d]>=a);d++)c=this.keyframeCache[d];this.keyframeCache=this.keyframeCache.filter(function(a){a<c&&(b=a);return a>=c});return b}},{key:"clearBuffer",value:function(){if(this.options.clearBuffer&&1E4<Date.now()-
+this.lastCleaningTime){for(var a in this.bufferControllers){var b=this.getSafeBufferClearLimit(this.node.currentTime);this.bufferControllers[a].initCleanup(b)}this.lastCleaningTime=Date.now()}}},{key:"onBuffer",value:function(a){this.bufferControllers&&this.bufferControllers[a.type]&&this.bufferControllers[a.type].feed(a.payload)}},{key:"onMSEOpen",value:function(){this.mseReady=!0;"function"===typeof this.options.onReady&&(this.options.onReady(),this.options.onReady=null);this.createBuffer()}},{key:"onMSEClose",
+value:function(){this.videoStarted=this.mseReady=!1}},{key:"onBufferError",value:function(a){if("QuotaExceeded"==a.name)this.bufferControllers[a.type].initCleanup(this.node.currentTime);else if(0<this.mediaSource.sourceBuffers.length&&this.sourceBuffers[a.type]&&this.mediaSource.removeSourceBuffer(this.sourceBuffers[a.type]),0==this.mediaSource.sourceBuffers.length)try{this.mediaSource.endOfStream()}catch(g){r("mediasource is not available to end")}}}]);return a}(F)}();
\ No newline at end of file
diff --git a/ui3/ui3.css b/ui3/ui3.css
index 03a828d..c625222 100644
--- a/ui3/ui3.css
+++ b/ui3/ui3.css
@@ -2348,6 +2348,7 @@ body + div
 	display: flex;
 	justify-content: center;
 	align-items: center;
+	z-index: 1000;
 }
 
 	.inputRequiredToPlay div
diff --git a/ui3/ui3.js b/ui3/ui3.js
index 0bb829d..b460e03 100644
--- a/ui3/ui3.js
+++ b/ui3/ui3.js
@@ -11024,6 +11024,7 @@ function HTML5_MSE_Player($startingContainer, frameRendered, PlaybackReachedNatu
 	var player;
 	var acceptedFrameCount = 0; // Number of frames submitted to the decoder.
 	var finishedFrameCount = 0; // Number of frames rendered or dropped.
+	var fedFrameCount = 0; // Number of frames fed to jmuxer
 	var netDelayCalc = new NetDelayCalc();
 	var timestampLastAcceptedFrame = -1; // Frame timestamp (ms) of the last frame to be submitted to the decoder.
 	var timestampLastRenderedFrame = -1; // Frame timestamp (ms) of the last frame to be rendered.
@@ -11183,9 +11184,8 @@ function HTML5_MSE_Player($startingContainer, frameRendered, PlaybackReachedNatu
 	this.Flush = function ()
 	{
 		earlyFrames = new Queue();
-		if (jmuxer && hasToldPlayerToPlay)
+		if (jmuxer && fedFrameCount > 0)
 		{
-			console.log("destroy jmuxer");
 			mseReady = false;
 			jmuxer.destroy();
 			jmuxer = null;
@@ -11197,6 +11197,7 @@ function HTML5_MSE_Player($startingContainer, frameRendered, PlaybackReachedNatu
 		lastFrameDuration = 16;
 		acceptedFrameCount = 0;
 		finishedFrameCount = 0;
+		fedFrameCount = 0;
 		frameMetadataQueue.Reset();
 		netDelayCalc.Reset();
 		timestampLastAcceptedFrame = -1;
@@ -11219,10 +11220,14 @@ function HTML5_MSE_Player($startingContainer, frameRendered, PlaybackReachedNatu
 			{
 				if (ex.name === "NotAllowedError")
 				{
+					hasToldPlayerToPlay = false;
+					$(".inputRequiredToPlay").remove();
 					var $inputOverlay = $('<div class="inputRequiredToPlay"><div>Click anywhere to begin streaming.<br>The HTML5 player requires user input before playback can begin.</div></div>');
 					$inputOverlay.on('click', function ()
 					{
 						$inputOverlay.remove();
+						inputRequiredOverlayIsActive = false;
+						player.play().then(player.pause);
 						videoPlayer.RefreshVideoStream();
 					});
 					$('body').append($inputOverlay);
@@ -11250,7 +11255,6 @@ function HTML5_MSE_Player($startingContainer, frameRendered, PlaybackReachedNatu
 				mode: 'video',
 				flushingTime: 1,
 				clearBuffer: true,
-				cleanOffset: 600, // This is an extension of the original jmuxer.
 				onReady: onMSEReady,
 				debug: developerMode
 			});
@@ -11277,15 +11281,12 @@ function HTML5_MSE_Player($startingContainer, frameRendered, PlaybackReachedNatu
 				video: lastFrame.frameData,
 				duration: lastFrameDuration
 			});
+			fedFrameCount++;
 			if (!hasToldPlayerToPlay)
 			{
 				StartPlayback();
 				hasToldPlayerToPlay = true;
 			}
-			if (jmuxer.bufferControllers && jmuxer.bufferControllers.video)
-			{
-				jmuxer.bufferControllers.video.cleanOffset = 600;
-			}
 		}
 		lastFrame = frame;
 	}