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douxiaoyun.js/profiles/douyin-profile/Default/Cache/Cache_Data/f_00036d
cheney 4dbe2c6a54 功能测试通过
2026-07-17 22:23:39 +08:00

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0===u||u.updatePCDNState(v.oy.OPEN),!(0,b.Pj)(e)){;e=document.location.protocol+e}this.curPCDNReqId=(l=t||n,d=r,l.slice(-20)+d);var u,l,d,h={vid:t,cdn_url:e,sfid:i,file_type:a,bitrate:r,duration:Math.floor(o),size:s};this.log(f._.DEBUG,"[Preloader] ".concat(n," get peer start")),this._pcdn.fetchPCDNNode(null,h,this.curPCDNReqId).then(function(e){var t;if(null!=e&&e.req_id&&e.req_id!==c.curPCDNReqId){c.log(f._.LOG,",[Preloader] fetchPCDNNode not match reqId",c.curPCDNReqId,", pcdnRet.req_id",e.req_id);return}c.log(f._.LOG,"[Preloader] ".concat(n," get peer end,pcdn node update,"),null==e||null===(t=e.nodes)||void 0===t?void 0:t.length),c.mp4?c.mp4.updateNode(null==e?void 0:e.nodes):c._pcdnNodeList=(null==e?void 0:e.nodes)||null}).catch(function(t){var n,r,i,a=x.Z.checkUrlIsExpired(e);1===a&&c._pcdn&&(c._pcdn=void 0);var o=(null==t||null===(n=t.response)||void 0===n?void 0:n.url)||(null===(r=c.options)||void 0===r||null===(r=r.pcdnConfig)||void 0===r?void 0:r.trackerUrl);c.emit("source_error",{host:x.Z.getHostFromUrl(o),src:o,errorCode:null==t||null===(i=t.response)||void 0===i?void 0:i.status,message:"".concat(null==t?void 0:t.message,"-").concat(a,"_preload")})})}}},{key:"_getLoadUrl",value:function(e){var t="Array"===x.Z.typeOf(e.url)?e.url[0].src:e.url;return this.preloadManager.preProcessUrl&&(t=this.preloadManager.preProcessUrl(t).url),t}},{key:"_getLoadBackUrlList",value:function(e){var t,n=this,r="Array"===x.Z.typeOf(e.url)&&(null===(t=e.url)||void 0===t?void 0:t.length)>1?e.url.slice(1).map(function(e){return String(e.src)}):[];return this.preloadManager.preProcessUrl&&r.length>0&&(r=r.map(function(e){return n.preloadManager.preProcessUrl(e).url})),r}},{key:"mp4EventAdd",value:function(e,t){var n,r,i=this;this.mp4.on(v.kL.ERROR,function(t){i.log(f._.ERROR,"[Preloader] ".concat(e," load error ").concat(null==t?void 0:t.errorCode,", ").concat((null==t?void 0:t.errorMessage)||(null==t?void 0:t.message)," ")),i._endLoadFragments(!1)}),this.mp4.on(v.kL.REMOVE_PCDN_NODE,function(e){i._pcdn&&e&&i._pcdn.removePCDNNode(e.vid,e.bitrate,e.url)}),this.mp4.on(v.kL.CANCEL_LOADED_LEN,function(n){i.bwEventEmit(e,n.load_type,n.len,null,t)}),null===(n=this.mp4.MP4Loader)||void 0===n||n.on("networkError",function(e){var t;null===(t=i.preloadManager.player)||void 0===t||t.emit("networkError",e)}),null===(r=this.mp4.MP4Loader)||void 0===r||r.on(g.kW,function(n){if((null==n?void 0:n.len)>0){var r,a,o=(null==n||null===(r=n.priOptions)||void 0===r?void 0:r.type)||v._R.CDN,s=(0,b.pl)(n.len,n.time);i.bwEventEmit(e,o,n.len,s,t,0,(null==n||null===(a=n.priOptions)||void 0===a?void 0:a.rtt)||0)}})}},{key:"createConfig",value:function(e,t,n,r,i){var a=e.vid,o=e.duration,s=this.options,c=s.preloadSize,u=s.memoryOpt,l=s.supportHevc,d=s.emitMediaListControl,f=s.audioGroupingStrategy,h=s.fixEditListOffsetThreshold,g=s.fixEditListOffset,p=s.segmentMinDuration,v=s.enableFixPreloadRepatLoad,y=s.changeUrlRetry,m=s.dynamicTimeoutIns,C=s.timeout;return{segmentDuration:i||p,codecType:this.codecType,chunkSize:c,firstLoadSize:n,duration:o,fileSize:r,playerId:this.playerId,vid:a,useUrlRange:!1,timeout:C,retryCount:1,retryDelay:1e3,supportHevc:l,retryCheckFunc:b.Wp,switchPCDNMaxCnt:Number.MAX_VALUE,logger:this.logger,reqOptions:t,memoryOpt:u,emitMediaListControl:d,audioGroupingStrategy:f,fixEditListOffset:g,fixEditListOffsetThreshold:h,enableFixPreloadRepatLoad:v,changeUrlRetry:y,dynamicTimeoutIns:m,loadRangeType:this.loadRangeType}}},{key:"uddatePreCacheInfoByCache",value:function(e,t){t.meta=e.meta,t.from=5,t.fileSize=e.fileSize,t.mediaSegList=e.mediaSegList||t.mediaSegList||[],t.repeatData=e.repeatData,t.repeatDataStartPos=e.repeatDataStartPos,t.initSeg=e.initSeg,t.adaptTimeRange=e.adaptTimeRange,t.byteLength=e.byteLength}},{key:"updateMP4InfoByCache",value:function(e){var t;if(e.initSeg&&(this.mp4._needInitSegment=!1),e.adaptTimeRange&&(this.mp4.adaptTimeRange=e.adaptTimeRange),(null===(t=e.mediaSegList)||void 0===t?void 0:t.length)>0){var n=e.mediaSegList,r=n[n.length-1].muxSampleIdxRange,i=r.video,a=r.audio;this.mp4.lastDemuxSampleIdxRange.video=i,this.mp4.lastDemuxSampleIdxRange.audio=a}}},{key:"loadByChunkSize",value:(S=(0,i.x)((0,i.l5)().mark(function e(t,n){var r,o,s,c,u,l,d,h,g,y,b,C,I,_,A,k,L,w,S,T,P=this;return(0,i.l5)().wrap(function(e){for(;;)switch(e.prev=e.next){case 0:if(r=t.vid,o=t.cacheKey,s=t.definition,c=t.orgDefinition,u=t.duration,l=t.bitrate,d=t.codecType,h=t.vtype,g=t.size,y=t.uri,b=t.file_id,this.options,C=this._getLoadUrl(t)){e.next=6;break}return this._endLoadFragments(!1),e.abrupt("return");case 6:if(C=x.Z.extUrl(C,{__vid:r}),I=g||x.Z.getFileSize(l,u),_=this.getRangeStartPos(t),A=(0,p.T)(u,8e5,I),this.log(f._.LOG,"".concat(r," loadByChunkSize"),t.cacheKey,t.definition,_||A),k=this.getInitCacheData(a.dJ.DURATION,{vid:r,definition:s,orgDefinition:c,cacheKey:o,codecType:d,vtype:h,fileSize:g,bitrate:l||0}),L=this.getRequestOption((0,i.Zj)((0,i.Zj)({},t),{},{url:C})),this.startPCDN(C,y,r,l,b,h.toLowerCase()||"mp4",Math.floor(u),I),w=this.createConfig(t,L,_||A,I,null),S=this._getLoadBackUrlList(t),this.mp4=new m.Z(C,l,w,S,"[Preloader]"),this.mp4EventAdd(t.vid,k.cacheKey),T=-1,!(null!=n&&n.meta)){e.next=27;break}return this.uddatePreCacheInfoByCache(n,k),this.updateMP4InfoByCache(n),e.next=24,this.mp4.init(n);case 24:this.startLoadBySize(k,t),e.next=30;break;case 27:this.mp4.once(v.kL.META_READY,function(){var e=(0,i.x)((0,i.l5)().mark(function e(n,r){return(0,i.l5)().wrap(function(e){for(;;)switch(e.prev=e.next){case 0:if(!(!r||r.hasDestroyed)){e.next=2;break}return e.abrupt("return");case 2:return P.log(f._.DEBUG,"[Preloader] ".concat(t.vid," metaReady, metaReq, ").concat(T)),k.meta=n,k.from=2,k.fileSize=r.size,e.next=8,P.setPreLoadData(t,k);case 8:if(!r.hasDestroyed){e.next=10;break}return e.abrupt("return");case 10:1===T&&(T=2,P.startLoadBySize(k,t));case 11:case"end":return e.stop()}},e)}));return function(t,n){return e.apply(this,arguments)}}()),this.mp4.once(v.kL.META_REQ_DONE,function(e){if(!!e&&!e.hasDestroyed){P.log(f._.DEBUG,"[Preloader] ".concat(t.vid," metaReq done,meta:， ").concat(!!e.meta));var n=e.repeatInfo,r=n.curDataPos,i=n.startPos,a=n.data;r>0&&(k.repeatData=a.subarray(0,r),k.repeatDataStartPos=i),e.meta?(T=2,P.startLoadBySize(k,t)):T=1}}),this.mp4.init(n);case 30:case"end":return e.stop()}},e,this)})),function(e,t){return S.apply(this,arguments)})},{key:"findLoadAdaptTimeRangeIdx",value:function(e){var t,n,r=this,i=e.steps,a=e.stepIdx,o=e.preloadTime,c=0,u=null===(t=this.mp4)||void 0===t?void 0:t.adaptTimeRange,l=!(null!==(n=this.options)&&void 0!==n&&n.openStepwiseType)||this.options.openStepwiseType.toUpperCase()===s.l0.MP4;if(this.stepwise&&l&&Array.isArray(i)&&i.length>0&&"number"==typeof a){var d,f=i[a];if((!u||(null==u?void 0:u.length)<(null==i?void 0:i.length))&&i.map(function(e,t,n){return e-(0===t?0:n[t-1])}).forEach(function(e){if(!Array.isArray(u)||0===u.length||u[u.length-1].endTime<i[i.length-1]){var t;null===(t=r.mp4)||void 0===t||t.updateAdaptTimeRange(null,e||o||5)}}),u)for(var h=0;h<u.length;h++)if(u[h].startTime<=f)c=h;else break;null===(d=this.mp4)||void 0===d||d.getFragRange(c)}else if(!u||(null==u?void 0:u.length)===0){var g,p,v=null===(g=this.mp4)||void 0===g?void 0:g.updateAdaptTimeRange(null,o||5);null===(p=this.mp4)||void 0===p||p.getFragRange(v),c=v}return c}},{key:"updateAdaptTimeRangeState",value:function(e,t){var n=e.mediaSegList;if(!!n&&!((null==n?void 0:n.length)<=0))n.forEach(function(e,n){var r;e.state&&(null==e||null===(r=e.buffer)||void 0===r?void 0:r.byteLength)>0&&n<(null==t?void 0:t.length)&&(t[n].downloaded=!0)})}},{key:"startLoadBySize",value:(T=(0,i.x)((0,i.l5)().mark(function e(t,n){var r,a,o,s,c,u,l,d,h,g,p,v,y=this;return(0,i.l5)().wrap(function(e){for(;;)switch(e.prev=e.next){case 0:if(r=n.vid,a=this.mp4,o=this.findLoadAdaptTimeRangeIdx(n),!(!(s=null==a?void 0:a.adaptTimeRange)||!(null!=s&&s.length))){e.next=8;break}return this.log(f._.ERROR,"[Preloader] ".concat(r," adaptTimeRange is null")),this._endLoadFragments(!1),e.abrupt("return");case 8:if(this.updateAdaptTimeRangeState(t,s),(c=s.findIndex(function(e){return!e.downloaded}))>=0&&(o=Math.min(c,o)),u=s[o].range,this.log(f._.LOG,"[Preloader] ".concat(r,"$ startLoadBySize, loading ").concat(o),s?s[o].downloaded:"",s),!(s&&s[o].downloaded)){e.next=16;break}return this._endLoadFragments(),e.abrupt("return");case 16:if(e.prev=16,l=function(e){y.log(f._.ERROR,"[Preloader] ".concat(r," failedCallback error"),null==e?void 0:e.message),y._endLoadFragments(!1)},d=function(){var e=(0,i.x)((0,i.l5)().mark(function e(r){var a,o,c,u,h,g,p,m,b,C,x,I,_;return(0,i.l5)().wrap(function(e){for(;;)switch(e.prev=e.next){case 0:if(!(!(null!=r&&r.mp4)||null!=r&&r.mp4.hasDestroyed)){e.next=2;break}return e.abrupt("return");case 2:if(o=r.mp4,c=r.buffer,u=r.state,h=r.context,g=r.initSeg,p=r.lastRemainBufferInfo,m=o.adaptTimeRange,b=h.fragIndex,C=h.timeRange,x=null===(a=m[b])||void 0===a?void 0:a.range,!t.initSeg&&g&&(t.initSeg=g,t.adaptTimeRange=m),I=o.lastDemuxSampleIdxRange,t.repeatData=p.data,t.repeatDataStartPos=p.pos,y.log(f._.LOG,"[Preloader] ".concat(t.cacheKey," lastUnMuxData, ").concat(b,", \n appendLastUnMuxData start: ").concat(t.repeatDataStartPos," \n end: ").concat(t.repeatDataStartPos+t.repeatData.byteLength)),_=y.updatePreCacheData(t,c,x,u,b,C,x,I,p.pos,m[b].duration),y.log(f._.LOG,"[Preloader] ".concat(t.cacheKey," successCallback"),h.fragIndex,u,_),t.from=3,!_){e.next=27;break}return e.next=18,y.setPreLoadData(n,t);case 18:if(!(s&&b>=s.length-1||y.stepwise)){e.next=24;break}return y.log(f._.LOG,"[Preloader] ".concat(t.cacheKey," mp4.load end"),b),y._endLoadFragments(!0),e.abrupt("return");case 24:return y.appendLastUnMuxData(b+1,t),e.next=27,o.loadAllFragmentData(b+1,d,l,!1,v);case 27:case"end":return e.stop()}},e)}));return function(t){return e.apply(this,arguments)}}(),h=t.repeatData,g=t.repeatDataStartPos,!this.checkCacheIsHasAllData(u,t)){e.next=26;break}return this.log(f._.LOG,"[Preloader] ".concat(r," startLoadBySize loadIdx:").concat(o," , cache has all data,loadIdx:").concat(o," range:").concat(u)),this.mp4._loadSuccessCallBack=d,this.mp4._mux(h.subarray(u[0]-g),u[0],o,!0),e.abrupt("return");case 26:return p=!this.options.enableFixPreloadRepatLoad||g+h.byteLength>=u[0],v=[(null==h?void 0:h.byteLength)>0&&g<=u[0]&&p&&g+h.byteLength<u[1]?g+h.byteLength:u[0],s[o].range[1]],this.appendLastUnMuxData(o,t),e.next=32,this.mp4.loadAllFragmentData(o,d,l,!1,v);case 32:e.next=38;break;case 34:e.prev=34,e.t0=e.catch(16),this.log(f._.ERROR,"[Preloader] ".concat(t.cacheKey," mp4.load error"),o),this._endLoadFragments(!1);case 38:case"end":return e.stop()}},e,this,[[16,34]])})),function(e,t){return T.apply(this,arguments)})},{key:"checkCacheIsHasAllData",value:function(e,t){var n=t.repeatData,r=t.repeatDataStartPos;return!!((null==n?void 0:n.byteLength)>0)&&!!((null==e?void 0:e[0])>=r)&&!!((null==e?void 0:e[1])<=r+(null==n?void 0:n.byteLength))||!1}},{key:"appendLastUnMuxData",value:function(e,t){var n;(null===(n=t.repeatData)||void 0===n?void 0:n.byteLength)>0&&(this.log(f._.LOG,"[Preloader] ".concat(t.cacheKey," appendLastUnMuxData, ").concat(e,", \n appendLastUnMuxData start: ").concat(t.repeatDataStartPos," \n end: ").concat(t.repeatDataStartPos+t.repeatData.byteLength)),this.mp4.setLastMuxRemainBufferInfo(t.repeatData,t.repeatDataStartPos))}},{key:"startLoadByFragments",value:(P=(0,i.x)((0,i.l5)().mark(function e(t,n){var r,a,o,s,c,u,l,d=this;return(0,i.l5)().wrap(function(e){for(;;)switch(e.prev=e.next){case 0:if(r=n.vid,this.log(f._.LOG,"[Preloader] ".concat(r," startLoadByFragments"),n),a=this.findLoadAdaptTimeRangeIdx(n),!(!(o=null===(l=this.mp4)||void 0===l?void 0:l.adaptTimeRange)||!(null!=o&&o.length))){e.next=8;break}return this.log(f._.ERROR,"[Preloader] ".concat(r," adaptTimeRange is null")),this._endLoadFragments(!1),e.abrupt("return");case 8:if(this.updateAdaptTimeRangeState(t,o),(s=o.findIndex(function(e){return!e.downloaded}))>=0&&(a=Math.min(s,a)),this.log(f._.LOG,"[Preloader] loading ".concat(a),o?o[a].downloaded:"",o),!(o&&o[a].downloaded)){e.next=15;break}return this._endLoadFragments(),e.abrupt("return");case 15:if(c=function(e){d.log(f._.ERROR,"[Preloader] ".concat(r," failedCallback error"),null==e?void 0:e.message),d._endLoadFragments(!1)},u=function(){var e=(0,i.x)((0,i.l5)().mark(function e(r){var a,s,l,h,g,p,v,y,m,b,C,x,I,_,A,k;return(0,i.l5)().wrap(function(e){for(;;)switch(e.prev=e.next){case 0:if(!(!(null!=r&&r.mp4)||null!=r&&null!==(a=r.mp4)&&void 0!==a&&a.hasDestroyed)){e.next=2;break}return e.abrupt("return");case 2:if(h=r.mp4,g=r.buffer,p=r.context,v=r.state,y=r.initSeg,m=p.fragIndex,b=p.range,C=p.timeRange,x=h.repeatInfo,_=null===(s=(I=h.adaptTimeRange)[m])||void 0===s?void 0:s.range,!t.initSeg&&y&&(t.initSeg=y,t.adaptTimeRange=I),A=h.lastDemuxSampleIdxRange,t.repeatData=(null===(l=x.data)||void 0===l?void 0:l.slice(0,x.curDataPos))||[],k=d.updatePreCacheData(t,g,b,v,m,C,_,A,-1,I[m].duration),d.log(f._.LOG,"[Preloader] ".concat(t.cacheKey," successCallback"),m,v,k),t.from=3,!k){e.next=25;break}return e.next=16,d.setPreLoadData(n,t);case 16:if(!(o&&m>=o.length-1||d.stepwise)){e.next=22;break}return d.log(f._.LOG,"[Preloader] ".concat(t.cacheKey," mp4.load end"),m),d._endLoadFragments(!0),e.abrupt("return");case 22:return d.log(f._.LOG,"[Preloader] ".concat(t.cacheKey," mp4.load start"),m+1),e.next=25,h.loadAllFragmentData(m+1,u,c);case 25:case"end":return e.stop()}},e)}));return function(t){return e.apply(this,arguments)}}(),!this.mp4){e.next=20;break}return e.next=20,this.mp4.loadAllFragmentData(a,u,c);case 20:case"end":return e.stop()}},e,this)})),function(e,t){return P.apply(this,arguments)})},{key:"_endLoadFragments",value:function(e){this.log(f._.LOG,"[Preloader] _endLoadFragments ".concat(this.playerId)),null!==(t=this._pendingTask)&&void 0!==t&&t.resolve&&(null===(i=this._pendingTask)||void 0===i||i.resolve(),this._pendingTask.resolve=void 0);var t,n,r,i,a=!(null!==(n=this.options)&&void 0!==n&&n.openStepwiseType)||this.options.openStepwiseType.toUpperCase()===s.l0.MP4;null!==(r=this._pendingTask)&&void 0!==r&&r.data&&(this.stepwise&&(!1===e||!a)&&this._pendingTask.data.payload&&(this._pendingTask.data.payload.stepIdx=1/0),this._pendingTask.data=void 0),this.mp4&&(this.mp4.destroy(),this.mp4.cancelLoading(),this.mp4=void 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