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i=this._algoArg,o=i.limitFirstUpSwitch,a=i.limitFirstDownSwitch,s=i.minUpSwitchPosition,u=i.minDownSwitchPosition,c=i.maxUpSwitchLevel,l=i.maxDownSwitchLevel,f=i.maxUpSwitchCount,h=i.maxDownSwitchCount,d=i.maxSwitchCount,p=i.limitUpSwitchAfterUpSwitch,g=i.limitUpSwitchAfterDownSwitch,v=i.downSwitchType,m=i.debugMode,_=this._currentBitrateIdx>t,y=this._currentBitrateIdx<t;if(o>0&&this.numAbrCall<o&&_&&(this._currentBitrateIdx=t,this._logger("限制前".concat(o,"次上切, callTimes"),this.numAbrCall)),a>0&&this.numAbrCall<a&&y&&(this._currentBitrateIdx=t,this._logger("限制前".concat(a,"次下切, callTimes"),this.numAbrCall)),_&&s>=0&&this.downloadPosition>0&&this.downloadPosition<s&&(this._currentBitrateIdx=t,this._logger("限制minUp切换位置, minUpSwitchPosition",s,"downloadPos",this.downloadPosition)),y&&u>=0&&this.downloadPosition>0&&this.downloadPosition<u&&(this._currentBitrateIdx=t,this._logger("限制minDown切换位置, 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i=null,o=0;o<t.textTrack.length;o++)if(f(e,t.textTrack[o])){i=t.textTrack[o];break}i?i.list?(t._loadingTrack={},t._updateCurrent(i),t._isOpen=!0,t.show(),r(u(0))):l(i).then(function(e){(t.addStyles(e),t._loadingTrack.id===i.id||t._loadingTrack.language===e.language)?(t._loadingTrack={},t._updateCurrent(e),t._isOpen=!0,t.show(),r(u(0))):n(u(6,{message:"check _loadingTrack fail id: "+t._loadingTrack.id+"  nextSubtitle:"+e.id}))}).catch(function(t){n(t)}):n(u(4,Error("The is no subtitle with id:[{"+e.id+"}] or language:["+e.language+"]")))}})}},{key:"switchOff",value:function(){this._isOpen=!1,this.hide()}},{key:"_updateCurrent",value:function(t){var e=this;if(this.root){this.currentText=t,["language","id","label"].map(function(t){e.root.setAttribute("data-"+t,e.currentText[t]||"")}),this.__remove(this._cids);var r=this.player.currentTime;this._cids=[],this._gid=-1,this._cid=-1,this._update(r)}}},{key:"__loadAll",value:function(){this.textTrack.map(function(t){l(t)})}},{key:"getDelCid",value:function(t,e){for(var r=[],n=0;n<t.length;n++)e.includes(t[n])||r.push(t[n]);return r}},{key:"getNewCid",value:function(t,e){for(var r=[],n=0;n<e.length;n++)t.includes(e[n])||r.push(e[n]);return r}},{key:"_update",value:function(t){var e=this,r=function(t,e,r){var n=e.length;if(n<1)return -1;if(e[r=r<0?0:r>=n?n-1:r].start<=t&&t<e[r].end)return r;for(var i=e[r].end<=t?r+1:0;i<n;i++){if(e[i].start<=t&&t<e[i].end)return i;if(t>e[i].end&&i+1<n&&t<e[i+1].start||t>e[i].end&&i+1>=n)break}return -1}(t,this.currentText.list,this._gid),n=[];if(r>-1&&(n=function(t,e,r){var n=e.length;if(n<1)return[];var i=[];if((r=r<0?0:r>=n?n-1:r)<n)for(var o=e[r].end<=t?r:0;o<n&&(e[o].start<=t&&t<e[o].end&&i.push(o),!(t<e[o].start));o++);return i}(t,this.currentText.list[r].list,this._cid)),n.length<1)return this._cids.length>0&&this.__remove(this._cids),void(this._cids=[]);if(this._cids!==n||r!==this._gid){this._gid=r,this._cid=n[0];var i=this.getDelCid(this._cids,n),o=this.getNewCid(this._cids,n);this._cids=n,this.__remove(i);var a=[];o.map(function(t){var n=e.currentText.list[r].list[t];n.index=t,a.push(n)}),this.__render(a,t)}}},{key:"__onTimeupdate",value:function(){if(this._isOpen){var t=this.player.video,e=t.videoWidth,r=t.videoHeight;!this._videoMeta.scale&&e&&r&&this._onResize(this.player.root);var n=this.player.currentTime;200>Math.round(Math.abs(1e3*n-this._ctime))||(this._ctime=1e3*n,this.currentText&&this.currentText.list&&this._update(n))}}},{key:"_onResize",value:function(t){var e=this._videoMeta;if(t&&t instanceof window.Element||(t=this.player.root),this._iId&&(clearTimeout(this._iId),this._iId=null),!e.scale){if(!this.player.video)return;var r=this.player.video,n=r.videoWidth,i=r.videoHeight;if(!n||!i)return;e.videoWidth=n,e.videoHeight=i,e.scale=parseInt(i/n*100,10)}this.__startResize(t)}},{key:"resize",value:function(t,e){var r=this,n=this.config,i=n.baseSizeX,o=n.baseSizeY,a=n.minMobileSize,s=n.minSize,u=n.fitVideo,c=n.offsetBottom,l=this._videoMeta.scale;this._videoMeta.lwidth=t,this._videoMeta.lheight=e;var f=void 0,h=0;e/t*100>=l?(h=parseInt(l*t,10)/100,f=t):(h=e,f=parseInt(e/l*100,10)),this._videoMeta.vWidth=f,this._videoMeta.vHeight=h;var d=0,p=0;p=l>120?parseInt((d=o)*h/1080,10):parseInt((d=i)*f/1920,10);var g=r4?a:s,v={fontSize:p=p<g?g:p>d?d:p},m=parseInt((e-h)/2,10),_=parseInt((t-f)/2,10),y=parseInt(h*c,10)/100;this._videoMeta.vBottom=m,this._videoMeta.vLeft=_,this._videoMeta.marginBottom=y,u&&(v.bottom=m+y,v.left=v.right=_),rW(v).map(function(t){r.root.style[t]=v[t]+"px"}),this.emit(r9,{vLeft:_,vBottom:m,marginBottom:y,vWidth:f,vHeight:h,fontSize:p,scale:l})}},{key:"__startResize",value:function(t){var e=this,r=t.getBoundingClientRect(),n=this._videoMeta,i=r.width,o=r.height;if(this._iId&&(clearTimeout(this._iId),this._iId=null),i>0&&o>0&&(i!==n.lwidth||o!==n.lheight))this._iC=0,this.resize(i,o);else{if(this._iC>=5)return void(this._iC=0);this._iC++,this._iId=setTimeout(function(){e.__startResize(t)},50)}}},{key:"__remove",value:function(t){var e=this;if(t&&!(t.length<1)){for(var r=this.innerRoot.children,n=[],i=0;i<r.length;i++){var o=Number(r[i].getAttribute("data-index"));t.includes(o)&&n.push(r[i])}n.map(function(t){e.innerRoot.removeChild(t)})}}},{key:"__render",value:function(){var t=this,e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:[];e.length>0&&e.map(function(e){var r="text-track-"+t.config.line;e.text.map(function(n,i){i>0&&(r+=" text-track-deputy");var o={"data-start":e.start,"data-end":e.end,"data-index":e.index};t.innerRoot.appendChild(function(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"div",e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:"",r=arguments.length>2&&void 0!==arguments[2]?arguments[2]:{},n=arguments.length>3&&void 0!==arguments[3]?arguments[3]:"",i=document.createElement(t);return i.className=n,i.innerHTML=e,rW(r).forEach(function(e){var n=r[e];"video"===t||"audio"===t||"live-video"===t?n&&i.setAttribute(e,n):i.setAttribute(e,n)}),i}("xg-text-track-span",n,o,r))})})}},{key:"show",value:function(){var t,e;t=this.root,e="text-track-hide",t&&(t.classList?e.split(/\s+/g).forEach(function(e){t.classList.remove(e)}):a(t,e)&&e.split(/\s+/g).forEach(function(e){var r=RegExp("(\\s|^)"+e+"(\\s|$)");t.className&&"object"===eT(t.className)?t.setAttribute("class",t.getAttribute("class").replace(r," ")):t.className=t.className.replace(r," ")}))}},{key:"hide",value:function(){s(this.root,"text-track-hide"),this.innerRoot.innerHTML=""}},{key:"destroy",value:function(){this.detachPlayer(),this.removeAllListeners(),this.player=null,this.textTrack=null}},{key:"marginBottom",get:function(){var t=this._videoMeta,e=t.bottom,r=t.marginBottom;return this.config.fitVideo?e+r:r}}]),e}(rz)},t.exports=r()},881462:function(t,e,r){"use strict";r.d(e,{_:function(){return g}});var n=r(697946),i=r(176143),o=r(740427),a=r(279781),s=r(752822),u=r(249387),c=r(461449),l=r(578548),f=r(500395),h=r(107180),d=r(317024),p=["stts","stsc","stsz","stco","co64","stss","ctts"],g=function(){function t(e,r,a,s){var c,l,f=this;if((0,n.PA)(this,t),(0,n._x)(this,"_videoSamples",[]),(0,n._x)(this,"_audioSamples",[]),(0,n._x)(this,"_lastRemainBuffer",[]),(0,n._x)(this,"_lastRemainBufferStartPos",0),(0,n._x)(this,"videoMaxFrameIdx",-1),(0,n._x)(this,"audioMaxFrameIdx",-1),this.videoTrack=new i.q,this.audioTrack=new o.W,this.metadataTrack=a||new u.m$,this.videoSegmnents=e,this.audioSegmnents=r,this.log=new h.Y("MP4Demuxer",!s||!s.openLog||!s.openLog),this.memoryOpt=null==s?void 0:s.memoryOpt,!this.memoryOpt&&(e&&e.forEach(function(t){var e;(e=f._videoSamples).push.apply(e,(0,n.u)(t.frames))}),r&&r.forEach(function(t){var e;(e=f._audioSamples).push.apply(e,(0,n.u)(t.frames))})),(null===(c=this.videoSegmnents)||void 0===c?void 0:c.length)>0){var d=this.videoSegmnents[this.videoSegmnents.length-1].frames;this.videoMaxFrameIdx=d[d.length-1].index}if((null===(l=this.audioSegmnents)||void 0===l?void 0:l.length)>0){var p=this.audioSegmnents[this.audioSegmnents.length-1].frames;this.audioMaxFrameIdx=p[p.length-1].index}}return(0,n.qH)(t,[{key:"_markVideoSample",value:function(t){var e,r=(0,c.YW)({track:this.videoTrack});null==r||null===(e=r.markSample)||void 0===e||e.call(r,{sample:t,track:this.videoTrack,demuxer:this})}},{key:"parseSamples",value:function(t){if(!t)throw Error("moov is required");!this.videoTrack.codec&&!this.audioTrack.codec&&(f.I.moovToTrack(t,this.videoTrack,this.audioTrack),this.videoSenc=this.videoTrack.videoSenc,this.audioSenc=this.audioTrack.audioSenc,this.memoryOpt&&this.clearBoxEntries(t))}},{key:"demux",value:function(t,e,r,n,i){this.parseSamples(i);var o=this.videoTrack,u=this.audioTrack;o.samples=[],u.samples=[];var c={};if(r){var f,h,d,p,g=0;if(this.memoryOpt&&this.videoSegmnents&&!(c=this.getFramePosByIdx("video",r[0])))throw Error("cannot found video frame #".concat(r[0]));for(var v=c,m=v.frameIdx,_=v.segmentIdx,y=r[0],b=r[1];y<=b;y++){if(!this._videoSamples.length&&this.videoSegmnents){var x=this.getFrameInfo("video",_,m);f=x.sample,_=x.segmentIdx,m=x.frameIdx}else f=this._videoSamples[y];if(!f)throw Error("cannot found video frame #".concat(y));d=f.offset-e,h=t.subarray(d,d+f.size),(p=new a._("number"==typeof f.pts?f.pts:f.dts,f.dts)).duration=f.duration,p.gopId=f.gopId,f.keyframe&&p.setToKeyframe();for(var w=0,S=h.length-1;w<S;)g=(0,l.Bh)(h,w),w+=4,p.units.push(h.subarray(w,w+g)),w+=g;this._markVideoSample(p),o.samples.push(p)}o.baseMediaDecodeTime=o.samples[0].dts}if(c={},n){if(this.memoryOpt&&this.audioSegmnents&&!(c=this.getFramePosByIdx("audio",n[0])))throw Error("cannot found video frame #".concat(n[0]));for(var k=c,T=k.frameIdx,O=k.segmentIdx,E=n[0],R=n[1];E<=R;E++){if(!this._audioSamples.length&&this.audioSegmnents){var P=this.getFrameInfo("audio",O,T);f=P.sample,O=P.segmentIdx,T=P.frameIdx}else f=this._audioSamples[E];if(!f)throw Error("cannot found video frame #".concat(E));d=f.offset-e,h=t.subarray(d,d+f.size),u.samples.push(new s.X(f.dts,h,f.duration))}u.baseMediaDecodeTime=u.samples[0].dts}return{videoTrack:o,audioTrack:u,metadataTrack:this.metadataTrack}}},{key:"demuxPart",value:function(t,e,r,n,i,o,u,c){if(this.parseSamples(i),this.videoTrack.useEME=o,this.audioTrack.useEME=o,this._lastRemainBuffer&&this._lastRemainBuffer.byteLength>0&&e>this._lastRemainBufferStartPos&&e<=this._lastRemainBufferStartPos+this._lastRemainBuffer.byteLength){for(var f=0;f<20;)try{var h=this._lastRemainBuffer.subarray(0,e-this._lastRemainBufferStartPos),d=new Uint8Array(t.byteLength+h.byteLength);d.set(h,0),d.set(new Uint8Array(t),h.byteLength),t=d,e-=h.byteLength,this._lastRemainBuffer=null,this._lastRemainBufferStartPos=0;break}catch(t){if(f<20)f++;else throw Error("new Uint8Array error:,"+t.errorMessage)}}var p=this.videoTrack,g=this.audioTrack;p.samples=[],g.samples=[],p.videoSenc=null,g.audioSenc=null,(null==r?void 0:r[1])>this.videoMaxFrameIdx&&this.videoMaxFrameIdx>0&&(r[1]=this.videoMaxFrameIdx),(null==n?void 0:n[1])>this.audioMaxFrameIdx&&this.audioMaxFrameIdx>0&&(n[1]=this.audioMaxFrameIdx);var v=0,m=0,_={},y=t.byteLength+e;if((null==r?void 0:r.length)>0){if(this.memoryOpt&&this.videoSegmnents&&!(_=this.getFramePosByIdx("video",r[0])))throw Error("cannot found video frame #".concat(r[0]));for(var b,x,w,S,k=_,T=k.frameIdx,O=k.segmentIdx,E=r[0];E<=r[1];E++){if(!this._videoSamples.length&&this.videoSegmnents){var R=this.getFrameInfo("video",O,T);b=R.sample,O=R.segmentIdx,T=R.frameIdx}else b=this._videoSamples[E];if(!b)throw Error("cannot found video frame #".concat(E));if(this.memoryOpt&&b.offset+b.size>y)break;b.offset>=e&&b.offset+b.size<=y&&(v=(w=b.offset-e)+b.size,x=t.subarray(w,v),(S=new a._("number"==typeof b.pts?b.pts:b.dts,b.dts)).duration=b.duration,S.gopId=b.gopId,S.sampleOffset=b.index,b.keyframe&&S.setToKeyframe(),S.data=x,S.size=b.size,p.samples.push(S))}p.samples.length>0&&(p.gopId=p.samples[0].gopId,p.baseMediaDecodeTime=p.samples[0].dts,p.startPts=p.samples[0].pts/p.timescale,p.endPts=p.samples[p.samples.length-1].pts/p.timescale,p.startDts=p.samples[0].dts/p.timescale,p.endDts=p.samples[p.samples.length-1].dts/p.timescale,this.videoSenc&&(p.videoSenc=this.videoSenc.slice(p.samples[0].sampleOffset,p.samples[0].sampleOffset+p.samples.length),p.kidValue=u))}if((null==n?void 0:n.length)>0){if(this.memoryOpt&&this.audioSegmnents&&!(_=this.getFramePosByIdx("audio",n[0])))throw Error("cannot found video frame #".concat(n[0]));for(var P=_,L=P.frameIdx,I=P.segmentIdx,A=n[0];A<=n[1];A++){if(!this._audioSamples.length&&this.audioSegmnents){var B=this.getFrameInfo("audio",I,L);b=B.sample,I=B.segmentIdx,L=B.frameIdx}else b=this._audioSamples[A];if(!b)throw Error("cannot found video frame #".concat(A));if(this.memoryOpt&&b.offset+b.size>y)break;b.offset>=e&&b.offset+b.size<=y&&(m=(w=b.offset-e)+b.size,x=t.subarray(w,m),g.samples.push(new s.X(b.dts,x,b.duration,b.index)))}g.samples.length>0&&(g.gopId=g.samples[0].gopId||p.gopId,g.baseMediaDecodeTime=g.samples[0].dts,g.startPts=g.samples[0].pts/g.timescale,g.endPts=g.samples[g.samples.length-1].pts/g.timescale,this.audioSenc&&(g.audioSenc=this.audioSenc.slice(g.samples[0].sampleOffset,g.samples[0].sampleOffset+g.samples.length),g.kidValue=u))}this.decoderData(p,g,c);for(var C=0,M=0;M<p.samples.length;M++){for(var j=0,N=p.samples[M].data,F=N.length-1;j<F;)C=(0,l.Bh)(N,j),j+=4,p.samples[M].units.push(N.subarray(j,j+C)),j+=C;this._markVideoSample(p.samples[M])}var D=Math.max(v,m);return this._lastRemainBuffer=t.subarray(D),this._lastRemainBuffer.byteLength>0?this._lastRemainBufferStartPos=e+t.byteLength-this._lastRemainBuffer.byteLength:this._lastRemainBufferStartPos=0,{videoTrack:p,audioTrack:g,metadataTrack:this.metadataTrack,lastRemainBufferInfo:{data:this._lastRemainBuffer,pos:this._lastRemainBufferStartPos}}}},{key:"setLastRemainBufferInfo",value:function(t,e){this._lastRemainBuffer=t,this._lastRemainBufferStartPos=e}},{key:"reset",value:function(){this._lastRemainBuffer=null,this._lastRemainBufferStartPos=0,this.videoTrack.reset(),this.audioTrack.reset(),this.metadataTrack.reset()}},{key:"decoderData",value:function(t,e,r){!t.useEME&&!e.useEME&&d.Z.decoderAESCTRData(t,e,r)}},{key:"getFramePosByIdx",value:function(t,e){var r,n,i,o="video"===t?this.videoSegmnents:this.audioSegmnents;if(!o||!(null!=o&&o.length))return null;for(var a=0,s=0;s<o.length;s++)if(r=o[s].frames,e<=(null===(n=o[s].frames)||void 0===n?void 0:n[(null===(i=r)||void 0===i?void 0:i.length)-1].index)){a=s;break}return{frameIdx:r.findIndex(function(t){return t.index===e}),segmentIdx:a}}},{key:"getFrameInfo",value:function(t,e,r){var n,i,o,a,s="video"===t?this.videoSegmnents:this.audioSegmnents;return s?r<(null===(n=s[e])||void 0===n?void 0:null===(i=n.frames)||void 0===i?void 0:i.length)?{sample:null===(o=s[e])||void 0===o?void 0:o.frames[r],segmentIdx:e,frameIdx:r+1}:{sample:null===(a=s[e+1])||void 0===a?void 0:a.frames[0],segmentIdx:e+1,frameIdx:1}:{}}},{key:"clearBoxEntries",value:function(t){this.memoryOpt&&t.trak.forEach(function(t){p.forEach(function(e){var r=t.mdia.minf.stbl[e];r&&(r.entries&&(r.entries=null),r.entrySizes&&(r.entrySizes=null))})})}}],[{key:"probe",value:function(t){return f.I.probe(t)}}]),t}()},218147:function(t,e,r){"use strict";r.d(e,{Bh:function(){return o},_b:function(){return u},dB:function(){return c},e2:function(){return a},h9:function(){return s},i4:function(){return n},sV:function(){return i}});function n(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return(t[e]<<8)+(t[e+1]||0)}function i(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return(t[e]<<16)+(t[e+1]<<8)+(t[e+2]||0)}function o(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return(t[e]<<24>>>0)+(t[e+1]<<16)+(t[e+2]<<8)+(t[e+3]||0)}function a(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return new DataView(t.buffer,t.byteOffset,t.byteLength).getInt32(e)}function s(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0;return 4294967296*o(t,e)+o(t,e+4)}function u(t){var e=arguments.length>1&&void 0!==arguments[1]?arguments[1]:0,r=new DataView(t.buffer,t.byteOffset,t.byteLength);return r.getUint32(e)<<32|r.getUint32(e+4)}function c(t){for(var e,r="avc1.",n=0;n<3;n++)(e=t[n].toString(16)).length<2&&(e="0".concat(e)),r+=e;return r}}}]);