mirror of https://gitee.com/antv-l7/antv-l7
2 lines
50 KiB
JavaScript
2 lines
50 KiB
JavaScript
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P:if(1024&c.flags){for(;n<16;){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}c.length=m,c.head&&(c.head.extra_len=m),512&c.flags&&(Ba[0]=255&m,Ba[1]=m>>>8&255,c.check=u(c.check,Ba,2,0)),m=0,n=0}else c.head&&(c.head.extra=null);c.mode=Q;case Q:if(1024&c.flags&&(q=c.length,q>i&&(q=i),q&&(c.head&&(wa=c.head.extra_len-c.length,c.head.extra||(c.head.extra=new Array(c.head.extra_len)),s.arraySet(c.head.extra,e,g,q,wa)),512&c.flags&&(c.check=u(c.check,e,q,g)),i-=q,g+=q,c.length-=q),c.length))break a;c.length=0,c.mode=R;case R:if(2048&c.flags){if(0===i)break a;q=0;do wa=e[g+q++],c.head&&wa&&c.length<65536&&(c.head.name+=String.fromCharCode(wa));while(wa&&q<i);if(512&c.flags&&(c.check=u(c.check,e,q,g)),i-=q,g+=q,wa)break a}else c.head&&(c.head.name=null);c.length=0,c.mode=S;case S:if(4096&c.flags){if(0===i)break a;q=0;do wa=e[g+q++],c.head&&wa&&c.length<65536&&(c.head.comment+=String.fromCharCode(wa));while(wa&&q<i);if(512&c.flags&&(c.check=u(c.check,e,q,g)),i-=q,g+=q,wa)break a}else c.head&&(c.head.comment=null);c.mode=T;case T:if(512&c.flags){for(;n<16;){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}if(m!==(65535&c.check)){a.msg="header crc mismatch",c.mode=ma;break}m=0,n=0}c.head&&(c.head.hcrc=c.flags>>9&1,c.head.done=!0),a.adler=c.check=0,c.mode=W;break;case U:for(;n<32;){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}a.adler=c.check=d(m),m=0,n=0,c.mode=V;case V:if(0===c.havedict)return a.next_out=h,a.avail_out=j,a.next_in=g,a.avail_in=i,c.hold=m,c.bits=n,F;a.adler=c.check=1,c.mode=W;case W:if(b===B||b===C)break a;case X:if(c.last){m>>>=7&n,n-=7&n,c.mode=ja;break}for(;n<3;){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}switch(c.last=1&m,m>>>=1,n-=1,3&m){case 0:c.mode=Y;break;case 1:if(k(c),c.mode=ca,b===C){m>>>=2,n-=2;break a}break;case 2:c.mode=_;break;case 3:a.msg="invalid block type",c.mode=ma}m>>>=2,n-=2;break;case Y:for(m>>>=7&n,n-=7&n;n<32;){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}if((65535&m)!==(m>>>16^65535)){a.msg="invalid stored block lengths",c.mode=ma;break}if(c.length=65535&m,m=0,n=0,c.mode=Z,b===C)break a;case Z:c.mode=$;case $:if(q=c.length){if(q>i&&(q=i),q>j&&(q=j),0===q)break a;s.arraySet(f,e,g,q,h),i-=q,g+=q,j-=q,h+=q,c.length-=q;break}c.mode=W;break;case _:for(;n<14;){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}if(c.nlen=(31&m)+257,m>>>=5,n-=5,c.ndist=(31&m)+1,m>>>=5,n-=5,c.ncode=(15&m)+4,m>>>=4,n-=4,c.nlen>286||c.ndist>30){a.msg="too many length or distance symbols",c.mode=ma;break}c.have=0,c.mode=aa;case aa:for(;c.have<c.ncode;){for(;n<3;){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}c.lens[Ca[c.have++]]=7&m,m>>>=3,n-=3}for(;c.have<19;)c.lens[Ca[c.have++]]=0;if(c.lencode=c.lendyn,c.lenbits=7,ya={bits:c.lenbits},xa=w(x,c.lens,0,19,c.lencode,0,c.work,ya),c.lenbits=ya.bits,xa){a.msg="invalid code lengths set",c.mode=ma;break}c.have=0,c.mode=ba;case ba:for(;c.have<c.nlen+c.ndist;){for(;Aa=c.lencode[m&(1<<c.lenbits)-1],qa=Aa>>>24,ra=Aa>>>16&255,sa=65535&Aa,!(qa<=n);){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}if(sa<16)m>>>=qa,n-=qa,c.lens[c.have++]=sa;else{if(16===sa){for(za=qa+2;n<za;){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}if(m>>>=qa,n-=qa,0===c.have){a.msg="invalid bit length repeat",c.mode=ma;break}wa=c.lens[c.have-1],q=3+(3&m),m>>>=2,n-=2}else if(17===sa){for(za=qa+3;n<za;){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}m>>>=qa,n-=qa,wa=0,q=3+(7&m),m>>>=3,n-=3}else{for(za=qa+7;n<za;){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}m>>>=qa,n-=qa,wa=0,q=11+(127&m),m>>>=7,n-=7}if(c.have+q>c.nlen+c.ndist){a.msg="invalid bit length repeat",c.mode=ma;break}for(;q--;)c.lens[c.have++]=wa}}if(c.mode===ma)break;if(0===c.lens[256]){a.msg="invalid code -- missing end-of-block",c.mode=ma;break}if(c.lenbits=9,ya={bits:c.lenbits},xa=w(y,c.lens,0,c.nlen,c.lencode,0,c.work,ya),c.lenbits=ya.bits,xa){a.msg="invalid literal/lengths set",c.mode=ma;break}if(c.distbits=6,c.distcode=c.distdyn,ya={bits:c.distbits},xa=w(z,c.lens,c.nlen,c.ndist,c.distcode,0,c.work,ya),c.distbits=ya.bits,xa){a.msg="invalid distances set",c.mode=ma;break}if(c.mode=ca,b===C)break a;case ca:c.mode=da;case da:if(i>=6&&j>=258){a.next_out=h,a.avail_out=j,a.next_in=g,a.avail_in=i,c.hold=m,c.bits=n,v(a,p),h=a.next_out,f=a.output,j=a.avail_out,g=a.next_in,e=a.input,i=a.avail_in,m=c.hold,n=c.bits,c.mode===W&&(c.back=-1);break}for(c.back=0;Aa=c.lencode[m&(1<<c.lenbits)-1],qa=Aa>>>24,ra=Aa>>>16&255,sa=65535&Aa,!(qa<=n);){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}if(ra&&0===(240&ra)){for(ta=qa,ua=ra,va=sa;Aa=c.lencode[va+((m&(1<<ta+ua)-1)>>ta)],qa=Aa>>>24,ra=Aa>>>16&255,sa=65535&Aa,!(ta+qa<=n);){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}m>>>=ta,n-=ta,c.back+=ta}if(m>>>=qa,n-=qa,c.back+=qa,c.length=sa,0===ra){c.mode=ia;break}if(32&ra){c.back=-1,c.mode=W;break}if(64&ra){a.msg="invalid literal/length code",c.mode=ma;break}c.extra=15&ra,c.mode=ea;case ea:if(c.extra){for(za=c.extra;n<za;){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}c.length+=m&(1<<c.extra)-1,m>>>=c.extra,n-=c.extra,c.back+=c.extra}c.was=c.length,c.mode=fa;case fa:for(;Aa=c.distcode[m&(1<<c.distbits)-1],qa=Aa>>>24,ra=Aa>>>16&255,sa=65535&Aa,!(qa<=n);){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}if(0===(240&ra)){for(ta=qa,ua=ra,va=sa;Aa=c.distcode[va+((m&(1<<ta+ua)-1)>>ta)],qa=Aa>>>24,ra=Aa>>>16&255,sa=65535&Aa,!(ta+qa<=n);){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}m>>>=ta,n-=ta,c.back+=ta}if(m>>>=qa,n-=qa,c.back+=qa,64&ra){a.msg="invalid distance code",c.mode=ma;break}c.offset=sa,c.extra=15&ra,c.mode=ga;case ga:if(c.extra){for(za=c.extra;n<za;){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}c.offset+=m&(1<<c.extra)-1,m>>>=c.extra,n-=c.extra,c.back+=c.extra}if(c.offset>c.dmax){a.msg="invalid distance too far back",c.mode=ma;break}c.mode=ha;case ha:if(0===j)break a;if(q=p-j,c.offset>q){if(q=c.offset-q,q>c.whave&&c.sane){a.msg="invalid distance too far back",c.mode=ma;break}q>c.wnext?(q-=c.wnext,r=c.wsize-q):r=c.wnext-q,q>c.length&&(q=c.length),pa=c.window}else pa=f,r=h-c.offset,q=c.length;q>j&&(q=j),j-=q,c.length-=q;do f[h++]=pa[r++];while(--q);0===c.length&&(c.mode=da);break;case ia:if(0===j)break a;f[h++]=c.length,j--,c.mode=da;break;case ja:if(c.wrap){for(;n<32;){if(0===i)break a;i--,m|=e[g++]<<n,n+=8}if(p-=j,a.total_out+=p,c.total+=p,p&&(a.adler=c.check=c.flags?u(c.check,f,p,h-p):t(c.check,f,p,h-p)),p=j,(c.flags?m:d(m))!==c.check){a.msg="incorrect data check",c.mode=ma;break}m=0,n=0}c.mode=ka;case ka:if(c.wrap&&c.flags){for(;n<32;){if(0===i)break a;i--,m+=e[g++]<<n,n+=8}if(m!==(4294967295&c.total)){a.msg="incorrect length check",c.mode=ma;break}m=0,n=0}c.mode=la;case la:xa=E;break a;case ma:xa=H;break a;case na:return I;case oa:default:return G}return a.next_out=h,a.avail_out=j,a.next_in=g,a.avail_in=i,c.hold=m,c.bits=n,(c.wsize||p!==a.avail_out&&c.mode<ma&&(c.mode<ja||b!==A))&&l(a,a.output,a.next_out,p-a.avail_out)?(c.mode=na,I):(o-=a.avail_in,p-=a.avail_out,a.total_in+=o,a.total_out+=p,c.total+=p,c.wrap&&p&&(a.adler=c.check=c.flags?u(c.check,f,p,a.next_out-p):t(c.check,f,p,a.next_out-p)),a.data_type=c.bits+(c.last?64:0)+(c.mode===W?128:0)+(c.mode===ca||c.mode===Z?256:0),(0===o&&0===p||b===A)&&xa===D&&(xa=J),xa)}function n(a){if(!a||!a.state)return G;var b=a.state;return b.window&&(b.window=null),a.state=null,D}function o(a,b){var c;return a&&a.state?(c=a.state,0===(2&c.wrap)?G:(c.head=b,b.done=!1,D)):G}function p(a,b){var c,d,e,f=b.length;return a&&a.state?(c=a.state,0!==c.wrap&&c.mode!==V?G:c.mode===V&&(d=1,d=t(d,b,f,0),d!==c.check)?H:(e=l(a,b,f,f))?(c.mode=na,I):(c.havedict=1,D)):G}var q,r,s=a("../utils/common"),t=a("./adler32"),u=a("./crc32"),v=a("./inffast"),w=a("./inftrees"),x=0,y=1,z=2,A=4,B=5,C=6,D=0,E=1,F=2,G=-2,H=-3,I=-4,J=-5,K=8,L=1,M=2,N=3,O=4,P=5,Q=6,R=7,S=8,T=9,U=10,V=11,W=12,X=13,Y=14,Z=15,$=16,_=17,aa=18,ba=19,ca=20,da=21,ea=22,fa=23,ga=24,ha=25,ia=26,ja=27,ka=28,la=29,ma=30,na=31,oa=32,pa=852,qa=592,ra=15,sa=ra,ta=!0;c.inflateReset=g,c.inflateReset2=h,c.inflateResetKeep=f,c.inflateInit=j,c.inflateInit2=i,c.inflate=m,c.inflateEnd=n,c.inflateGetHeader=o,c.inflateSetDictionary=p,c.inflateInfo="pako inflate (from Nodeca project)"},{"../utils/common":2,"./adler32":4,"./crc32":6,"./inffast":8,"./inftrees":10}],10:[function(a,b,c){"use strict";var d=a("../utils/common"),e=15,f=852,g=592,h=0,i=1,j=2,k=[3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0],l=[16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78],m=[1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0],n=[16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64];b.exports=function(a,b,c,o,p,q,r,s){var t,u,v,w,x,y,z,A,B,C=s.bits,D=0,E=0,F=0,G=0,H=0,I=0,J=0,K=0,L=0,M=0,N=null,O=0,P=new d.Buf16(e+1),Q=new d.Buf16(e+1),R=null,S=0;for(D=0;D<=e;D++)P[D]=0;for(E=0;E<o;E++)P[b[c+E]]++;for(H=C,G=e;G>=1&&0===P[G];G--);if(H>G&&(H=G),0===G)return p[q++]=20971520,p[q++]=20971520,s.bits=1,0;for(F=1;F<G&&0===P[F];F++);for(H<F&&(H=F),K=1,D=1;D<=e;D++)if(K<<=1,K-=P[D],K<0)return-1;if(K>0&&(a===h||1!==G))return-1;for(Q[1]=0,D=1;D<e;D++)Q[D+1]=Q[D]+P[D];for(E=0;E<o;E++)0!==b[c+E]&&(r[Q[b[c+E]]++]=E);if(a===h?(N=R=r,y=19):a===i?(N=k,O-=257,R=l,S-=257,y=256):(N=m,R=n,y=-1),M=0,E=0,D=F,x=q,I=H,J=0,v=-1,L=1<<H,w=L-1,a===i&&L>f||a===j&&L>g)return 1;for(var T=0;;){T++,z=D-J,r[E]<y?(A=0,B=r[E]):r[E]>y?(A=R[S+r[E]],B=N[O+r[E]]):(A=96,B=0),t=1<<D-J,u=1<<I,F=u;do u-=t,p[x+(M>>J)+u]=z<<24|A<<16|B|0;while(0!==u);for(t=1<<D-1;M&t;)t>>=1;if(0!==t?(M&=t-1,M+=t):M=0,E++,0===--P[D]){if(D===G)break;D=b[c+r[E]]}if(D>H&&(M&w)!==v){for(0===J&&(J=H),x+=F,I=D-J,K=1<<I;I+J<G&&(K-=P[I+J],!(K<=0));)I++,K<<=1;if(L+=1<<I,a===i&&L>f||a===j&&L>g)return 1;v=M&w,p[v]=H<<24|I<<16|x-q|0}}return 0!==M&&(p[x+M]=D-J<<24|64<<16|0),s.bits=H,0}},{"../utils/common":2}],11:[function(a,b,c){"use strict";b.exports={2:"need dictionary",1:"stream end",0:"","-1":"file error","-2":"stream error","-3":"data error","-4":"insufficient memory","-5":"buffer error","-6":"incompatible version"}},{}],12:[function(a,b,c){"use strict";function d(){this.input=null,this.next_in=0,this.avail_in=0,this.total_in=0,this.output=null,this.next_out=0,this.avail_out=0,this.total_out=0,this.msg="",this.state=null,this.data_type=2,this.adler=0}b.exports=d},{}],13:[function(a,b,c){"use strict";function d(){}d.prototype={isAsync:function(){return"undefined"==typeof this.decodeBlock}},b.exports=d},{}],14:[function(a,b,c){"use strict";function d(){}var e=a("../abstractdecoder.js"),f=a("pako/lib/inflate").inflate;d.prototype=Object.create(e.prototype),d.prototype.constructor=d,d.prototype.decodeBlock=function(a){return f(new Uint8Array(a)).buffer},b.exports=d},{"../abstractdecoder.js":13,"pako/lib/inflate":1}],15:[function(a,b,c){"use strict";function d(){this.littleEndian=!1,this.position=0,this._makeEntryLookup=!1,this.dictionary=[]}function e(){this.decompressor=new d}var f=a("../abstractdecoder.js"),g=9,h=12,i=256,j=257;d.prototype={constructor:d,initDictionary:function(){this.dictionary=new Array(258),this.entryLookup={},this.byteLength=g;for(var a=0;a<=257;a++)this.dictionary[a]=[a],this._makeEntryLookup&&(this.entryLookup[a]=a)},decompress:function(a){this._makeEntryLookup=!1,this.initDictionary(),this.position=0,this.result=[],a.buffer||(a=new Uint8Array(a));for(var b,c=new DataView(a.buffer),d=this.getNext(c);d!==j;){if(d===i){for(this.initDictionary(),d=this.getNext(c);d===i;)d=this.getNext(c);if(d>i)throw"corrupted code at scanline "+d;if(d===j)break;var e=this.dictionary[d];this.appendArray(this.result,e),b=d}else if(void 0!==this.dictionary[d]){var f=this.dictionary[d];this.appendArray(this.result,f);var g=this.dictionary[b].concat(this.dictionary[d][0]);this.addToDictionary(g),b=d}else{var h=this.dictionary[b];if(!h)throw"Bogus entry. Not in dictionary, "+b+" / "+this.dictionary.length+", position: "+this.position;var k=h.concat(this.dictionary[b][0]);this.appendArray(this.result,k),this.addToDictionary(k),b=d}this.dictionary.length>=Math.pow(2,this.byteLength)-1&&this.byteLength++,d=this.getNext(c)}return new Uint8Array(this.result)},appendArray:function(a,b){for(var c=0;c<b.length;c++)a.push(b[c]);return a},haveBytesChanged:function(){return this.dictionary.length>=Math.pow(2,this.byteLength)&&(this.byteLength++,!0)},addToDictionary:function(a){return this.dictionary.push(a),this._makeEntryLookup&&(this.entryLookup[a]=this.dictionary.length-1),this.haveBytesChanged(),this.dictionary.length-1},getNext:function(a){var b=this.getByte(a,this.position,this.byteLength);return this.position+=this.byteLength,b},getByte:function(a,b,c){var d=b%8,e=Math.floor(b/8),f=8-d,g=b+c-8*(e+1),h=8*(e+2)-(b+c),i=8*(e+2)-b;if(h=Math.max(0,h),e>=a.byteLength)return console.warn("ran off the end of the buffer before finding EOI_CODE (end on input code)"),j;var k=a.getUint8(e,this.littleEndian)&Math.pow(2,8-d)-1;k<<=c-f;var l=k;if(e+1<a.byteLength){var m=a.getUint8(e+1,this.littleEndian)>>>h;m<<=Math.max(0,c-i),l+=m}if(g>8&&e+2<a.byteLength){var n=8*(e+3)-(b+c),o=a.getUint8(e+2,this.littleEndian)>>>n;l+=o}return l},compress:function(a){this._makeEntryLookup=!0,this.initDictionary(),this.position=0;var b=[],c=[];b=this.appendArray(b,this.binaryFromByte(i,this.byteLength));for(var d=0;d<a.length;d++){var e=[a[d]],f=c.concat(e);if(void 0!==this.entryLookup[f])c=f;else{var g=this.entryLookup[c],k=this.binaryFromByte(g,this.byteLength);b=this.appendArray(b,k),this.addToDictionary(f),c=e,this.dictionary.length>=Math.pow(2,h)&&(b=this.appendArray(b,this.binaryFromByte(i,this.byteLength)),this.initDictionary())}}var l=this.entryLookup[c],m=this.binaryFromByte(l,this.byteLength);return b=this.appendArray(b,m),b=b=this.appendArray(b,this.binaryFromByte(j,this.byteLength)),this.binary=b,this.result=this.binaryToUint8(b),this.result},byteFromCode:function(a){var b=this.dictionary[a];return b},binaryFromByte:function(a){for(var b=arguments.length>1&&void 0!==arguments[1]?arguments[1]:8,c=new Uint8Array(b),d=0;d<c.length;d++){var e=Math.pow(2,d),f=(a&e)>0;c[c.length-1-d]=f}return c},binaryToNumber:function(a){for(var b=0,c=0;c<a.length;c++)b+=Math.pow(2,a.length-c-1)*a[c];return b},inputToBinary:function(a){for(var b=arguments.length>1&&void 0!==arguments[1]?arguments[1]:8,c=new Uint8Array(a.length*b),d=0;d<a.length;d++){var e=this.binaryFromByte(a[d],b);c.set(e,d*b)}return c},binaryToUint8:function(a){for(var b=new Uint8Array(Math.ceil(a.length/8)),c=0,d=0;d<a.length;d+=8){for(var e=0,f=0;f<8&&d+f<a.length;f++)e+=a[d+f]*Math.pow(2,8-f-1);b[c]=e,c++}return b}},e.prototype=Object.create(f.prototype),e.prototype.constructor=e,e.prototype.decodeBlock=function(a){return this.decompressor.decompress(a).buffer},b.exports=e},{"../abstractdecoder.js":13}],16:[function(a,b,c){"use strict";function d(){}var e=a("../abstractdecoder.js");d.prototype=Object.create(e.prototype),d.prototype.constructor=d,d.prototype.decodeBlock=function(a){var b,c,d=new DataView(a),e=[];for(b=0;b<a.byteLength;++b){var f=d.getInt8(b);if(f<0){var g=d.getUint8(b+1);for(f=-f,c=0;c<=f;++c)e.push(g);b+=1}else{for(c=0;c<=f;++c)e.push(d.getUint8(b+c+1));b+=f+1}}return new Uint8Array(e).buffer},b.exports=d},{"../abstractdecoder.js":13}],17:[function(a,b,c){"use strict";function d(){}var e=a("../abstractdecoder.js");d.prototype=Object.create(e.prototype),d.prototype.constructor=d,d.prototype.decodeBlock=function(a){return a},b.exports=d},{"../abstractdecoder.js":13}],18:[function(a,b,c){"use strict";function d(a,b){if(!(a instanceof b))throw new TypeError("Cannot call a class as a function")}var e=function(){function a(a,b){for(var c=0;c<b.length;c++){var d=b[c];d.enumerable=d.enumerable||!1,d.configurable=!0,"value"in d&&(d.writable=!0),Object.defineProperty(a,d.key,d)}}return function(b,c,d){return c&&a(b.prototype,c),d&&a(b,d),b}}(),f=function(){function a(b){d(this,a),this._dataView=new DataView(b)}return e(a,[{key:"getUint64",value:function(a,b){var c=this.getUint32(a,b),d=this.getUint32(a+4,b);return b?c<<32|d:d<<32|c}},{key:"getInt64",value:function(a,b){var c,d;return b?(c=this.getInt32(a,b),d=this.getUint32(a+4,b),c<<32|d):(c=this.getUint32(a,b),d=this.getInt32(a+4,b),d<<32|c)}},{key:"getUint8",value:function(a,b){return this._dataView.getUint8(a,b)}},{key:"getInt8",value:function(a,b){return this._dataView.getInt8(a,b)}},{key:"getUint16",value:function(a,b){return this._dataView.getUint16(a,b)}},{key:"getInt16",value:function(a,b){return this._dataView.getInt16(a,b)}},{key:"getUint32",value:function(a,b){return this._dataView.getUint32(a,b)}},{key:"getInt32",value:function(a,b){return this._dataView.getInt32(a,b)}},{key:"getFloat32",value:function(a,b){return this._dataView.getFloat32(a,b)}},{key:"getFloat64",value:function(a,b){return this._dataView.getFloat64(a,b)}},{key:"buffer",get:function(){return this._dataView.buffer}}]),a}();b.exports=f},{}],19:[function(a,b,c){"use strict";function d(a,b){this.dataView=new g(a),b=b||{},this.cache=b.cache||!1;var c=this.dataView.getUint16(0,0);if(18761===c)this.littleEndian=!0;else{if(19789!==c)throw new TypeError("Invalid byte order value.");this.littleEndian=!1}var d=this.dataView.getUint16(2,this.littleEndian);if(42===this.dataView.getUint16(2,this.littleEndian))this.bigTiff=!1;else{if(43!==d)throw new TypeError("Invalid magic number.");this.bigTiff=!0;var e=this.dataView.getUint16(4,this.littleEndian);if(8!==e)throw new Error("Unsupported offset byte-size.")}this.fileDirectories=this.parseFileDirectories(this.getOffset(this.bigTiff?8:4))}var e=a("./globals.js"),f=a("./geotiffimage.js"),g=a("./dataview64.js"),h=e.fieldTypes,i=e.fieldTagNames,j=e.arrayFields,k=e.geoKeyNames;d.prototype={getOffset:function(a){return this.bigTiff?this.dataView.getUint64(a,this.littleEndian):this.dataView.getUint32(a,this.littleEndian)},getFieldTypeLength:function(a){switch(a){case h.BYTE:case h.ASCII:case h.SBYTE:case h.UNDEFINED:return 1;case h.SHORT:case h.SSHORT:return 2;case h.LONG:case h.SLONG:case h.FLOAT:return 4;case h.RATIONAL:case h.SRATIONAL:case h.DOUBLE:case h.LONG8:case h.SLONG8:case h.IFD8:return 8;default:throw new RangeError("Invalid field type: "+a)}},getValues:function(a,b,c){var d,e=null,f=null,g=this.getFieldTypeLength(a);switch(a){case h.BYTE:case h.ASCII:case h.UNDEFINED:e=new Uint8Array(b),f=this.dataView.getUint8;break;case h.SBYTE:e=new Int8Array(b),f=this.dataView.getInt8;break;case h.SHORT:e=new Uint16Array(b),f=this.dataView.getUint16;break;case h.SSHORT:e=new Int16Array(b),f=this.dataView.getInt16;break;case h.LONG:e=new Uint32Array(b),f=this.dataView.getUint32;break;case h.SLONG:e=new Int32Array(b),f=this.dataView.getInt32;break;case h.LONG8:case h.IFD8:e=new Array(b),f=this.dataView.getUint64;break;case h.SLONG8:e=new Array(b),f=this.dataView.getInt64;break;case h.RATIONAL:e=new Uint32Array(2*b),f=this.dataView.getUint32;break;case h.SRATIONAL:e=new Int32Array(2*b),f=this.dataView.getInt32;break;case h.FLOAT:e=new Float32Array(b),f=this.dataView.getFloat32;break;case h.DOUBLE:e=new Float64Array(b),f=this.dataView.getFloat64;break;default:throw new RangeError("Invalid field type: "+a)}if(a!==h.RATIONAL&&a!==h.SRATIONAL)for(d=0;d<b;++d)e[d]=f.call(this.dataView,c+d*g,this.littleEndian);else for(d=0;d<b;d+=2)e[d]=f.call(this.dataView,c+d*g,this.littleEndian),e[d+1]=f.call(this.dataView,c+(d*g+4),this.littleEndian);return a===h.ASCII?String.fromCharCode.apply(null,e):e},getFieldValues:function(a,b,c,d){var e,f=this.getFieldTypeLength(b);if(f*c<=(this.bigTiff?8:4))e=this.getValues(b,c,d);else{var g=this.getOffset(d);
|
|
e=this.getValues(b,c,g)}return 1===c&&j.indexOf(a)===-1&&b!==h.RATIONAL&&b!==h.SRATIONAL?e[0]:e},parseGeoKeyDirectory:function(a){var b=a.GeoKeyDirectory;if(!b)return null;for(var c={},d=4;d<4*b[3];d+=4){var e=k[b[d]],f=b[d+1]?i[b[d+1]]:null,g=b[d+2],h=b[d+3],j=null;if(f){if(j=a[f],"undefined"==typeof j||null===j)throw new Error("Could not get value of geoKey '"+e+"'.");"string"==typeof j?j=j.substring(h,h+g-1):j.subarray&&(j=j.subarray(h,h+g-1))}else j=h;c[e]=j}return c},parseFileDirectories:function(a){for(var b=a,c=[];0!==b;){for(var d=this.bigTiff?this.dataView.getUint64(b,this.littleEndian):this.dataView.getUint16(b,this.littleEndian),e={},f=b+(this.bigTiff?8:2),g=0;g<d;f+=this.bigTiff?20:12,++g){var h=this.dataView.getUint16(f,this.littleEndian),j=this.dataView.getUint16(f+2,this.littleEndian),k=this.bigTiff?this.dataView.getUint64(f+4,this.littleEndian):this.dataView.getUint32(f+4,this.littleEndian);e[i[h]]=this.getFieldValues(h,j,k,f+(this.bigTiff?12:8))}c.push([e,this.parseGeoKeyDirectory(e)]),b=this.getOffset(f)}return c},getImage:function(a){a=a||0;var b=this.fileDirectories[a];if(!b)throw new RangeError("Invalid image index");return new f(b[0],b[1],this.dataView,this.littleEndian,this.cache)},getImageCount:function(){return this.fileDirectories.length}},b.exports=d},{"./dataview64.js":18,"./geotiffimage.js":20,"./globals.js":21}],20:[function(a,b,c){"use strict";function d(a,b,c,d,e){this.fileDirectory=a,this.geoKeys=b,this.dataView=c,this.littleEndian=d,this.tiles=e?{}:null,this.isTiled=!a.StripOffsets;var f=a.PlanarConfiguration;if(this.planarConfiguration="undefined"==typeof f?1:f,1!==this.planarConfiguration&&2!==this.planarConfiguration)throw new Error("Invalid planar configuration.");switch(this.fileDirectory.Compression){case void 0:case 1:this.decoder=new g;break;case 5:this.decoder=new h;break;case 6:throw new Error("JPEG compression not supported.");case 8:this.decoder=new i;break;case 32773:this.decoder=new j;break;default:throw new Error("Unknown compresseion method identifier: "+this.fileDirectory.Compression)}}var e=a("./globals.js"),f=a("./rgb.js"),g=a("./compression/raw.js"),h=a("./compression/lzw.js"),i=a("./compression/deflate.js"),j=a("./compression/packbits.js"),k=function(a,b,c){for(var d=0,e=b;e<c;++e)d+=a[e];return d},l=function(a,b,c){switch(a){case 1:switch(b){case 8:return new Uint8Array(c);case 16:return new Uint16Array(c);case 32:return new Uint32Array(c)}break;case 2:switch(b){case 8:return new Int8Array(c);case 16:return new Int16Array(c);case 32:return new Int32Array(c)}break;case 3:switch(b){case 32:return new Float32Array(c);case 64:return new Float64Array(c)}}throw Error("Unsupported data format/bitsPerSample")};d.prototype={getFileDirectory:function(){return this.fileDirectory},getGeoKeys:function(){return this.geoKeys},getWidth:function(){return this.fileDirectory.ImageWidth},getHeight:function(){return this.fileDirectory.ImageLength},getSamplesPerPixel:function(){return this.fileDirectory.SamplesPerPixel},getTileWidth:function(){return this.isTiled?this.fileDirectory.TileWidth:this.getWidth()},getTileHeight:function(){return this.isTiled?this.fileDirectory.TileLength:this.fileDirectory.RowsPerStrip},getBytesPerPixel:function(){for(var a=0,b=0;b<this.fileDirectory.BitsPerSample.length;++b){var c=this.fileDirectory.BitsPerSample[b];if(c%8!==0)throw new Error("Sample bit-width of "+c+" is not supported.");if(c!==this.fileDirectory.BitsPerSample[0])throw new Error("Differing size of samples in a pixel are not supported.");a+=c}return a/8},getSampleByteSize:function(a){if(a>=this.fileDirectory.BitsPerSample.length)throw new RangeError("Sample index "+a+" is out of range.");var b=this.fileDirectory.BitsPerSample[a];if(b%8!==0)throw new Error("Sample bit-width of "+b+" is not supported.");return b/8},getReaderForSample:function(a){var b=this.fileDirectory.SampleFormat?this.fileDirectory.SampleFormat[a]:1,c=this.fileDirectory.BitsPerSample[a];switch(b){case 1:switch(c){case 8:return DataView.prototype.getUint8;case 16:return DataView.prototype.getUint16;case 32:return DataView.prototype.getUint32}break;case 2:switch(c){case 8:return DataView.prototype.getInt8;case 16:return DataView.prototype.getInt16;case 32:return DataView.prototype.getInt32}break;case 3:switch(c){case 32:return DataView.prototype.getFloat32;case 64:return DataView.prototype.getFloat64}}},getArrayForSample:function(a,b){var c=this.fileDirectory.SampleFormat?this.fileDirectory.SampleFormat[a]:1,d=this.fileDirectory.BitsPerSample[a];return l(c,d,b)},getDecoder:function(){return this.decoder},getTileOrStrip:function(a,b,c,d){var e,f=Math.ceil(this.getWidth()/this.getTileWidth()),g=Math.ceil(this.getHeight()/this.getTileHeight()),h=this.tiles;if(1===this.planarConfiguration?e=b*f+a:2===this.planarConfiguration&&(e=c*f*g+b*f+a),null!==h&&e in h)return d?d(null,{x:a,y:b,sample:c,data:h[e]}):h[e];var i,j;this.isTiled?(i=this.fileDirectory.TileOffsets[e],j=this.fileDirectory.TileByteCounts[e]):(i=this.fileDirectory.StripOffsets[e],j=this.fileDirectory.StripByteCounts[e]);var k=this.dataView.buffer.slice(i,i+j);if(d)return this.getDecoder().decodeBlockAsync(k,function(f,g){f||null===h||(h[e]=g),d(f,{x:a,y:b,sample:c,data:g})});var l=this.getDecoder().decodeBlock(k);return null!==h&&(h[e]=l),l},_readRasterAsync:function(a,b,c,d,e,f){function g(){v&&0===w&&(y?f(y):e(c))}function h(e,f){if(e)y=e;else for(var h=new DataView(f.data),k=f.y*j,l=f.x*i,m=(f.y+1)*j,n=(f.x+1)*i,o=f.sample,u=Math.max(0,a[1]-k);u<Math.min(j,j-(m-a[3]));++u)for(var v=Math.max(0,a[0]-l);v<Math.min(i,i-(n-a[2]));++v){var z,A=(u*i+v)*q,B=t[o].call(h,A+s[o],x);d?(1!==r&&v>0&&(z=(u+k-a[1])*p*b.length+(v+l-a[0]-1)*b.length+o,B+=c[z]),z=(u+k-a[1])*p*b.length+(v+l-a[0])*b.length+o,c[z]=B):(1!==r&&v>0&&(z=(u+k-a[1])*p+v-1+l-a[0],B+=c[o][z]),z=(u+k-a[1])*p+v+l-a[0],c[o][z]=B)}w-=1,g()}for(var i=this.getTileWidth(),j=this.getTileHeight(),l=Math.floor(a[0]/i),m=Math.ceil(a[2]/i),n=Math.floor(a[1]/j),o=Math.ceil(a[3]/j),p=(Math.ceil(this.getWidth()/i),a[2]-a[0]),q=(a[3]-a[1],this.getBytesPerPixel()),r=(this.getWidth(),this.fileDirectory.Predictor||1),s=[],t=[],u=0;u<b.length;++u)1===this.planarConfiguration?s.push(k(this.fileDirectory.BitsPerSample,0,b[u])/8):s.push(0),t.push(this.getReaderForSample(b[u]));for(var v=!1,w=0,x=this.littleEndian,y=null,z=n;z<=o;++z)for(var A=l;A<=m;++A)for(var B=0;B<b.length;++B){var C=b[B];2===this.planarConfiguration&&(q=this.getSampleByteSize(C));w+=1,this.getTileOrStrip(A,z,C,h)}v=!0,g()},_readRaster:function(a,b,c,d,e,f){try{for(var g=this.getTileWidth(),h=this.getTileHeight(),i=Math.floor(a[0]/g),j=Math.ceil(a[2]/g),l=Math.floor(a[1]/h),m=Math.ceil(a[3]/h),n=(Math.ceil(this.getWidth()/g),a[2]-a[0]),o=(a[3]-a[1],this.getBytesPerPixel()),p=(this.getWidth(),this.fileDirectory.Predictor||1),q=[],r=[],s=0;s<b.length;++s)1===this.planarConfiguration?q.push(k(this.fileDirectory.BitsPerSample,0,b[s])/8):q.push(0),r.push(this.getReaderForSample(b[s]));for(var t=l;t<m;++t)for(var u=i;u<j;++u)for(var v=t*h,w=u*g,x=(t+1)*h,y=(u+1)*g,z=0;z<b.length;++z){var A=b[z];2===this.planarConfiguration&&(o=this.getSampleByteSize(A));var B=new DataView(this.getTileOrStrip(u,t,A)),C=r[z],D=Math.min(h,h-(x-a[3])),E=Math.min(g,g-(y-a[2])),F=(D*g+E)*o,G=new Uint8Array(B.buffer).length;2*G!==F&&this._debugMessages&&console.warn("dimension mismatch",G,F);for(var H=Math.max(0,a[1]-v);H<D;++H)for(var I=Math.max(0,a[0]-w);I<E;++I){var J=(H*g+I)*o,K=0;J<G-1&&(K=C.call(B,J+q[z],this.littleEndian));var L;d?(1!==p&&I>0&&(L=(H+v-a[1])*n*b.length+(I+w-a[0]-1)*b.length+z,K+=c[L]),L=(H+v-a[1])*n*b.length+(I+w-a[0])*b.length+z,c[L]=K):(1!==p&&I>0&&(L=(H+v-a[1])*n+I-1+w-a[0],K+=c[z][L]),L=(H+v-a[1])*n+I+w-a[0],c[z][L]=K)}}return e(c),c}catch(a){return f(a)}},readRasters:function(){var a,b,c;switch(arguments.length){case 0:break;case 1:"function"==typeof arguments[0]?b=arguments[0]:a=arguments[0];break;case 2:"function"==typeof arguments[0]?(b=arguments[0],c=arguments[1]):(a=arguments[0],b=arguments[1]);break;case 3:a=arguments[0],b=arguments[1],c=arguments[2];break;default:throw new Error("Invalid number of arguments passed.")}a=a||{},c=c||function(a){console.error(a)};var d=a.window||[0,0,this.getWidth(),this.getHeight()],e=a.samples,f=a.interleave;if(d[0]<0||d[1]<0||d[2]>this.getWidth()||d[3]>this.getHeight())throw new Error("Select window is out of image bounds.");if(d[0]>d[2]||d[1]>d[3])throw new Error("Invalid subsets");var g,h=d[2]-d[0],i=d[3]-d[1],j=h*i;if(e){for(g=0;g<e.length;++g)if(e[g]>=this.fileDirectory.SamplesPerPixel)throw new RangeError("Invalid sample index '"+e[g]+"'.")}else for(e=[],g=0;g<this.fileDirectory.SamplesPerPixel;++g)e.push(g);var k;if(f){var m=this.fileDirectory.SampleFormat?Math.max.apply(null,this.fileDirectory.SampleFormat):1,n=Math.max.apply(null,this.fileDirectory.BitsPerSample);k=l(m,n,j*e.length)}else for(k=[],g=0;g<e.length;++g)k.push(this.getArrayForSample(e[g],j));var o=this.getDecoder();if(o.isAsync()){if(!b)throw new Error("No callback specified for asynchronous raster reading.");return this._readRasterAsync(d,e,k,f,b,c)}return b=b||function(){},this._readRaster(d,e,k,f,b,c)},readRGB:function(){var a=null,b=null,c=null;switch(arguments.length){case 0:break;case 1:"function"==typeof arguments[0]?b=arguments[0]:a=arguments[0];break;case 2:"function"==typeof arguments[0]?(b=arguments[0],c=arguments[1]):(a=arguments[0],b=arguments[1]);break;case 3:a=arguments[0],b=arguments[1],c=arguments[2];break;default:throw new Error("Invalid number of arguments passed.")}a=a||{},c=c||function(a){console.error(a)};var d=a.window||[0,0,this.getWidth(),this.getHeight()];if(d[0]<0||d[1]<0||d[2]>this.getWidth()||d[3]>this.getHeight())throw new Error("Select window is out of image bounds.");if(d[0]>d[2]||d[1]>d[3])throw new Error("Invalid subsets");var g=d[2]-d[0],h=d[3]-d[1],i=this.fileDirectory.PhotometricInterpretation,j=this.fileDirectory.BitsPerSample[0],k=Math.pow(2,j);if(i===e.photometricInterpretations.RGB)return this.readRasters({window:a.window,interleave:!0},b,c);var l;switch(i){case e.photometricInterpretations.WhiteIsZero:case e.photometricInterpretations.BlackIsZero:case e.photometricInterpretations.Palette:l=[0];break;case e.photometricInterpretations.CMYK:l=[0,1,2,3];break;case e.photometricInterpretations.YCbCr:case e.photometricInterpretations.CIELab:l=[0,1,2];break;default:throw new Error("Invalid or unsupported photometric interpretation.")}var m={window:a.window,interleave:!0,samples:l},n=this.fileDirectory;return this.readRasters(m,function(a){switch(i){case e.photometricInterpretations.WhiteIsZero:return b(f.fromWhiteIsZero(a,k,g,h));case e.photometricInterpretations.BlackIsZero:return b(f.fromBlackIsZero(a,k,g,h));case e.photometricInterpretations.Palette:return b(f.fromPalette(a,n.ColorMap,g,h));case e.photometricInterpretations.CMYK:return b(f.fromCMYK(a,g,h));case e.photometricInterpretations.YCbCr:return b(f.fromYCbCr(a,g,h));case e.photometricInterpretations.CIELab:return b(f.fromCIELab(a,g,h))}},c)},getTiePoints:function(){if(!this.fileDirectory.ModelTiepoint)return[];for(var a=[],b=0;b<this.fileDirectory.ModelTiepoint.length;b+=6)a.push({i:this.fileDirectory.ModelTiepoint[b],j:this.fileDirectory.ModelTiepoint[b+1],k:this.fileDirectory.ModelTiepoint[b+2],x:this.fileDirectory.ModelTiepoint[b+3],y:this.fileDirectory.ModelTiepoint[b+4],z:this.fileDirectory.ModelTiepoint[b+5]});return a},getGDALMetadata:function(){var a={};if(!this.fileDirectory.GDAL_METADATA)return null;for(var b=this.fileDirectory.GDAL_METADATA,c=e.parseXml(b.substring(0,b.length-1)),d=c.evaluate("GDALMetadata/Item",c,null,XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE,null),f=0;f<d.snapshotLength;++f){var g=d.snapshotItem(f);a[g.getAttribute("name")]=g.textContent}return a},getOrigin:function(){var a=this.fileDirectory.ModelTiepoint;if(!a||6!==a.length)throw new Error("The image does not have an affine transformation.");return[a[3],a[4],a[5]]},getResolution:function(){if(!this.fileDirectory.ModelPixelScale)throw new Error("The image does not have an affine transformation.");return[this.fileDirectory.ModelPixelScale[0],this.fileDirectory.ModelPixelScale[1],this.fileDirectory.ModelPixelScale[2]]},pixelIsArea:function(){return 1===this.geoKeys.GTRasterTypeGeoKey},getBoundingBox:function(){var a=this.getOrigin(),b=this.getResolution(),c=a[0],d=a[1],e=c+b[0]*this.getWidth(),f=d+b[1]*this.getHeight();return[Math.min(c,e),Math.min(d,f),Math.max(c,e),Math.max(d,f)]}},b.exports=d},{"./compression/deflate.js":14,"./compression/lzw.js":15,"./compression/packbits.js":16,"./compression/raw.js":17,"./globals.js":21,"./rgb.js":23}],21:[function(a,b,c){"use strict";var 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j={WhiteIsZero:0,BlackIsZero:1,RGB:2,Palette:3,TransparencyMask:4,CMYK:5,YCbCr:6,CIELab:8,ICCLab:9},k={1024:"GTModelTypeGeoKey",1025:"GTRasterTypeGeoKey",1026:"GTCitationGeoKey",2048:"GeographicTypeGeoKey",2049:"GeogCitationGeoKey",2050:"GeogGeodeticDatumGeoKey",2051:"GeogPrimeMeridianGeoKey",2052:"GeogLinearUnitsGeoKey",2053:"GeogLinearUnitSizeGeoKey",2054:"GeogAngularUnitsGeoKey",2055:"GeogAngularUnitSizeGeoKey",2056:"GeogEllipsoidGeoKey",2057:"GeogSemiMajorAxisGeoKey",2058:"GeogSemiMinorAxisGeoKey",2059:"GeogInvFlatteningGeoKey",2060:"GeogAzimuthUnitsGeoKey",2061:"GeogPrimeMeridianLongGeoKey",2062:"GeogTOWGS84GeoKey",3072:"ProjectedCSTypeGeoKey",3073:"PCSCitationGeoKey",3074:"ProjectionGeoKey",3075:"ProjCoordTransGeoKey",3076:"ProjLinearUnitsGeoKey",3077:"ProjLinearUnitSizeGeoKey",3078:"ProjStdParallel1GeoKey",3079:"ProjStdParallel2GeoKey",3080:"ProjNatOriginLongGeoKey",3081:"ProjNatOriginLatGeoKey",3082:"ProjFalseEastingGeoKey",3083:"ProjFalseNorthingGeoKey",3084:"ProjFalseOriginLongGeoKey",3085:"ProjFalseOriginLatGeoKey",3086:"ProjFalseOriginEastingGeoKey",3087:"ProjFalseOriginNorthingGeoKey",3088:"ProjCenterLongGeoKey",3089:"ProjCenterLatGeoKey",3090:"ProjCenterEastingGeoKey",3091:"ProjCenterNorthingGeoKey",3092:"ProjScaleAtNatOriginGeoKey",3093:"ProjScaleAtCenterGeoKey",3094:"ProjAzimuthAngleGeoKey",3095:"ProjStraightVertPoleLongGeoKey",3096:"ProjRectifiedGridAngleGeoKey",4096:"VerticalCSTypeGeoKey",4097:"VerticalCitationGeoKey",4098:"VerticalDatumGeoKey",4099:"VerticalUnitsGeoKey"},l={};for(d 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