web-backset.cn/apps/web/public/hls.js

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2023-03-02 16:40:25 +08:00
"undefined"!=typeof window&&function(t,e){"object"==typeof exports&&"object"==typeof module?module.exports=e():"function"==typeof define&&define.amd?define([],e):"object"==typeof exports?exports.Hls=e():t.Hls=e()}(this,(()=>(()=>{var t={21:(t,e,r)=>{"use strict";r.r(e),r.d(e,{default:()=>u});var i=function(){function t(t,e){this.subtle=void 0,this.aesIV=void 0,this.subtle=t,this.aesIV=e}return t.prototype.decrypt=function(t,e){return this.subtle.decrypt({name:"AES-CBC",iv:this.aesIV},e,t)},t}(),n=function(){function t(t,e){this.subtle=void 0,this.key=void 0,this.subtle=t,this.key=e}return t.prototype.expandKey=function(){return this.subtle.importKey("raw",this.key,{name:"AES-CBC"},!1,["encrypt","decrypt"])},t}(),a=r(145),s=function(){function t(){this.rcon=[0,1,2,4,8,16,32,64,128,27,54],this.subMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.invSubMix=[new Uint32Array(256),new Uint32Array(256),new Uint32Array(256),new Uint32Array(256)],this.sBox=new Uint32Array(256),this.invSBox=new Uint32Array(256),this.key=new Uint32Array(0),this.ksRows=0,this.keySize=0,this.keySchedule=void 0,this.invKeySchedule=void 0,this.initTable()}var e=t.prototype;return e.uint8ArrayToUint32Array_=function(t){for(var e=new DataView(t),r=new Uint32Array(4),i=0;i<4;i++)r[i]=e.getUint32(4*i);return r},e.initTable=function(){var t=this.sBox,e=this.invSBox,r=this.subMix,i=r[0],n=r[1],a=r[2],s=r[3],o=this.invSubMix,l=o[0],u=o[1],d=o[2],h=o[3],c=new Uint32Array(256),f=0,g=0,v=0;for(v=0;v<256;v++)c[v]=v<128?v<<1:v<<1^283;for(v=0;v<256;v++){var p=g^g<<1^g<<2^g<<3^g<<4;p=p>>>8^255&p^99,t[f]=p,e[p]=f;var m=c[f],y=c[m],E=c[y],T=257*c[p]^16843008*p;i[f]=T<<24|T>>>8,n[f]=T<<16|T>>>16,a[f]=T<<8|T>>>24,s[f]=T,T=16843009*E^65537*y^257*m^16843008*f,l[p]=T<<24|T>>>8,u[p]=T<<16|T>>>16,d[p]=T<<8|T>>>24,h[p]=T,f?(f=m^c[c[c[E^m]]],g^=c[c[g]]):f=g=1}},e.expandKey=function(t){for(var e=this.uint8ArrayToUint32Array_(t),r=!0,i=0;i<e.length&&r;)r=e[i]===this.key[i],i++;if(!r){this.key=e;var n=this.keySize=e.length;if(4!==n&&6!==n&&8!==n)throw new Error("Invalid aes key size="+n);var a,s,o,l,u=this.ksRows=4*(n+6+1),d=this.keySchedule=new Uint32Array(u),h=this.invKeySchedule=new Uint32Array(u),c=this.sBox,f=this.rcon,g=this.invSubMix,v=g[0],p=g[1],m=g[2],y=g[3];for(a=0;a<u;a++)a<n?o=d[a]=e[a]:(l=o,a%n==0?(l=c[(l=l<<8|l>>>24)>>>24]<<24|c[l>>>16&255]<<16|c[l>>>8&255]<<8|c[255&l],l^=f[a/n|0]<<24):n>6&&a%n==4&&(l=c[l>>>24]<<24|c[l>>>16&255]<<16|c[l>>>8&255]<<8|c[255&l]),d[a]=o=(d[a-n]^l)>>>0);for(s=0;s<u;s++)a=u-s,l=3&s?d[a]:d[a-4],h[s]=s<4||a<=4?l:v[c[l>>>24]]^p[c[l>>>16&255]]^m[c[l>>>8&255]]^y[c[255&l]],h[s]=h[s]>>>0}},e.networkToHostOrderSwap=function(t){return t<<24|(65280&t)<<8|(16711680&t)>>8|t>>>24},e.decrypt=function(t,e,r){for(var i,n,a,s,o,l,u,d,h,c,f,g,v,p,m=this.keySize+6,y=this.invKeySchedule,E=this.invSBox,T=this.invSubMix,S=T[0],b=T[1],L=T[2],A=T[3],D=this.uint8ArrayToUint32Array_(r),k=D[0],R=D[1],I=D[2],w=D[3],C=new Int32Array(t),_=new Int32Array(C.length),P=this.networkToHostOrderSwap;e<C.length;){for(h=P(C[e]),c=P(C[e+1]),f=P(C[e+2]),g=P(C[e+3]),o=h^y[0],l=g^y[1],u=f^y[2],d=c^y[3],v=4,p=1;p<m;p++)i=S[o>>>24]^b[l>>16&255]^L[u>>8&255]^A[255&d]^y[v],n=S[l>>>24]^b[u>>16&255]^L[d>>8&255]^A[255&o]^y[v+1],a=S[u>>>24]^b[d>>16&255]^L[o>>8&255]^A[255&l]^y[v+2],s=S[d>>>24]^b[o>>16&255]^L[l>>8&255]^A[255&u]^y[v+3],o=i,l=n,u=a,d=s,v+=4;i=E[o>>>24]<<24^E[l>>16&255]<<16^E[u>>8&255]<<8^E[255&d]^y[v],n=E[l>>>24]<<24^E[u>>16&255]<<16^E[d>>8&255]<<8^E[255&o]^y[v+1],a=E[u>>>24]<<24^E[d>>16&255]<<16^E[o>>8&255]<<8^E[255&l]^y[v+2],s=E[d>>>24]<<24^E[o>>16&255]<<16^E[l>>8&255]<<8^E[255&u]^y[v+3],_[e]=P(i^k),_[e+1]=P(s^R),_[e+2]=P(a^I),_[e+3]=P(n^w),k=h,R=c,I=f,w=g,e+=4}return _.buffer},t}(),o=r(93),l=r(63),u=function(){function t(t,e){var r=(void 0===e?{}:e).removePKCS7Padding,i=void 0===r||r;if(this.logEnabled=!0,this.removePKCS7Padding=void 0,this.subtle=null,this.softwareDecrypter=null,this.key=null,this.fastAesKey=null,this.remainderData=null,this.currentIV=null,this.currentResult=null,this.useSoftware=void 0,this.useSoftware=t.enabl