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pdfjs-dist
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legacy
/
image_decoders
/
pdf.image_decoders.min.js

pdf.image_decoders.min.js 173 KB
文件歷史 原始文件

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  1. /**
    2. 

  2.  * @licstart The following is the entire license notice for the
    3. 

  3.  * Javascript code in this page
    4. 

  4.  *
    5. 

  5.  * Copyright 2021 Mozilla Foundation
    6. 

  6.  *
    7. 

  7.  * Licensed under the Apache License, Version 2.0 (the "License");
    8. 

  8.  * you may not use this file except in compliance with the License.
    9. 

  9.  * You may obtain a copy of the License at
    10. 

  10.  *
    11. 

  11.  *     http://www.apache.org/licenses/LICENSE-2.0
    12. 

  12.  *
    13. 

  13.  * Unless required by applicable law or agreed to in writing, software
    14. 

  14.  * distributed under the License is distributed on an "AS IS" BASIS,
    15. 

  15.  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    16. 

  16.  * See the License for the specific language governing permissions and
    17. 

  17.  * limitations under the License.
    18. 

  18.  *
    19. 

  19.  * @licend The above is the entire license notice for the
    20. 

  20.  * Javascript code in this page
    21. 

  21.  */
    22. 

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T=0;T<6&&P[T]===t[x+T];)T++;if(6===T){i.length=x+6;break}}if(4294967295===i.length)throw new l("segment end was not found")}i.headerEnd=y;return i}function readSegments(t,r,i,o){for(var a=[],c=i;c<o;){var u=readSegmentHeader(r,c);c=u.headerEnd;var l={header:u,data:r};if(!t.randomAccess){l.start=c;c+=u.length;l.end=c}a.push(l);if(51===u.type)break}if(t.randomAccess)for(var h=0,p=a.length;h<p;h++){a[h].start=c;c+=a[h].header.length;a[h].end=c}return a}function readRegionSegmentInformation(t,r){return{width:(0,a.readUint32)(t,r),height:(0,a.readUint32)(t,r+4),x:(0,a.readUint32)(t,r+8),y:(0,a.readUint32)(t,r+12),combinationOperator:7&t[r+16]}}var b=17;function processSegment(t,r){var i,o,c,u,h=t.header,p=t.data,d=t.end,m=t.start;switch(h.type){case 0:var y={},v=(0,a.readUint16)(p,m);y.huffman=!!(1&v);y.refinement=!!(2&v);y.huffmanDHSelector=v>>2&3;y.huffmanDWSelector=v>>4&3;y.bitmapSizeSelector=v>>6&1;y.aggregationInstancesSelector=v>>7&1;y.bitmapCodingContextUsed=!!(256&v);y.bitmapCodingContextRetained=!!(512&v);y.template=v>>10&3;y.refinementTemplate=v>>12&1;m+=2;if(!y.huffman){u=0===y.template?4:1;o=[];for(c=0;c<u;c++){o.push({x:(0,a.readInt8)(p,m),y:(0,a.readInt8)(p,m+1)});m+=2}y.at=o}if(y.refinement&&!y.refinementTemplate){o=[];for(c=0;c<2;c++){o.push({x:(0,a.readInt8)(p,m),y:(0,a.readInt8)(p,m+1)});m+=2}y.refinementAt=o}y.numberOfExportedSymbols=(0,a.readUint32)(p,m);m+=4;y.numberOfNewSymbols=(0,a.readUint32)(p,m);m+=4;i=[y,h.number,h.referredTo,p,m,d];break;case 6:case 7:var g={};g.info=readRegionSegmentInformation(p,m);m+=b;var x=(0,a.readUint16)(p,m);m+=2;g.huffman=!!(1&x);g.refinement=!!(2&x);g.logStripSize=x>>2&3;g.stripSize=1<<g.logStripSize;g.referenceCorner=x>>4&3;g.transposed=!!(64&x);g.combinationOperator=x>>7&3;g.defaultPixelValue=x>>9&1;g.dsOffset=x<<17>>27;g.refinementTemplate=x>>15&1;if(g.huffman){var w=(0,a.readUint16)(p,m);m+=2;g.huffmanFS=3&w;g.huffmanDS=w>>2&3;g.huffmanDT=w>>4&3;g.huffmanRefinementDW=w>>6&3;g.huffmanRefinementDH=w>>8&3;g.huffmanRefinementDX=w>>10&3;g.huffmanRefinementDY=w>>12&3;g.huffmanRefinementSizeSelector=!!(16384&w)}if(g.refinement&&!g.refinementTemplate){o=[];for(c=0;c<2;c++){o.push({x:(0,a.readInt8)(p,m),y:(0,a.readInt8)(p,m+1)});m+=2}g.refinementAt=o}g.numberOfSymbolInstances=(0,a.readUint32)(p,m);m+=4;i=[g,h.referredTo,p,m,d];break;case 16:var _={},C=p[m++];_.mmr=!!(1&C);_.template=C>>1&3;_.patternWidth=p[m++];_.patternHeight=p[m++];_.maxPatternIndex=(0,a.readUint32)(p,m);m+=4;i=[_,h.number,p,m,d];break;case 22:case 23:var S={};S.info=readRegionSegmentInformation(p,m);m+=b;var k=p[m++];S.mmr=!!(1&k);S.template=k>>1&3;S.enableSkip=!!(8&k);S.combinationOperator=k>>4&7;S.defaultPixelValue=k>>7&1;S.gridWidth=(0,a.readUint32)(p,m);m+=4;S.gridHeight=(0,a.readUint32)(p,m);m+=4;S.gridOffsetX=4294967295&(0,a.readUint32)(p,m);m+=4;S.gridOffsetY=4294967295&(0,a.readUint32)(p,m);m+=4;S.gridVectorX=(0,a.readUint16)(p,m);m+=2;S.gridVectorY=(0,a.readUint16)(p,m);m+=2;i=[S,h.referredTo,p,m,d];break;case 38:case 39:var P={};P.info=readRegionSegmentInformation(p,m);m+=b;var T=p[m++];P.mmr=!!(1&T);P.template=T>>1&3;P.prediction=!!(8&T);if(!P.mmr){u=0===P.template?4:1;o=[];for(c=0;c<u;c++){o.push({x:(0,a.readInt8)(p,m),y:(0,a.readInt8)(p,m+1)});m+=2}P.at=o}i=[P,p,m,d];break;case 48:var I={width:(0,a.readUint32)(p,m),height:(0,a.readUint32)(p,m+4),resolutionX:(0,a.readUint32)(p,m+8),resolutionY:(0,a.readUint32)(p,m+12)};4294967295===I.height&&delete I.height;var E=p[m+16];(0,a.readUint16)(p,m+17);I.lossless=!!(1&E);I.refinement=!!(2&E);I.defaultPixelValue=E>>2&1;I.combinationOperator=E>>3&3;I.requiresBuffer=!!(32&E);I.combinationOperatorOverride=!!(64&E);i=[I];break;case 49:case 50:case 51:case 62:break;case 53:i=[h.number,p,m,d];break;default:throw new l("segment type ".concat(h.typeName,"(").concat(h.type,")")+" is not implemented")}var O="on"+h.typeName;O in r&&r[O].apply(r,i)}function processSegments(t,r){for(var i=0,o=t.length;i<o;i++)processSegment(t[i],r)}var x=function(){function SimpleSegmentVisitor(){_classCallCheck(this,SimpleSegmentVisitor)}_createClass(SimpleSegmentVisitor,[{key:"onPageInformation",value:function onPageInformation(t){this.currentPageInfo=t;var r=t.width+7>>3,i=new Uint8ClampedArray(r*t.height);if(t.defaultPixelValue)for(var o=0,a=i.length;o<a;o++)i[o]=255;this.buffer=i}},{key:"drawBitmap",value:function drawBitmap(t,r){var i,o,a,c,u=this.currentPageInfo,h=t.width,p=t.height,d=u.width+7>>3,m=u.combinationOperatorOverride?t.combinationOperator:u.combinationOperator,y=this.buffer,v=128>>(7&t.x),g=t.y*d+(t.x>>3);switch(m){case 0:for(i=0;i<p;i++){a=v;c=g;for(o=0;o<h;o++){r[i][o]&&(y[c]|=a);if(!(a>>=1)){a=128;c++}}g+=d}break;case 2:for(i=0;i<p;i++){a=v;c=g;for(o=0;o<h;o++){r[i][o]&&(y[c]^=a);if(!(a>>=1)){a=128;c++}}g+=d}break;default:throw new l("operator ".concat(m," is not supported"))}}},{key:"onImmediateGenericRegion",value:function onImmediateGenericRegion(t,r,i,o){var a=t.info,c=new p(r,i,o),u=decodeBitmap(t.mmr,a.width,a.height,t.template,t.prediction,null,t.at,c);this.drawBitmap(a,u)}},{key:"onImmediateLosslessGenericRegion",value:function onImmediateLosslessGenericRegion(){this.onImmediateGenericRegion.apply(this,arguments)}},{key:"onSymbolDictionary",value:function onSymbolDictionary(t,r,i,o,c,u){var h,d;if(t.huffman){h=function getSymbolDictionaryHuffmanTables(t,r,i){var o,a,c,u,h=0;switch(t.huffmanDHSelector){case 0:case 1:o=getStandardTable(t.huffmanDHSelector+4);break;case 3:o=getCustomHuffmanTable(h,r,i);h++;break;default:throw new l("invalid Huffman DH selector")}switch(t.huffmanDWSelector){case 0:case 1:a=getStandardTable(t.huffmanDWSelector+2);break;case 3:a=getCustomHuffmanTable(h,r,i);h++;break;default:throw new l("invalid Huffman DW selector")}if(t.bitmapSizeSelector){c=getCustomHuffmanTable(h,r,i);h++}else c=getStandardTable(1);u=t.aggregationInstancesSelector?getCustomHuffmanTable(h,r,i):getStandardTable(1);return{tableDeltaHeight:o,tableDeltaWidth:a,tableBitmapSize:c,tableAggregateInstances:u}}(t,i,this.customTables);d=new k(o,c,u)}var m=this.symbols;m||(this.symbols=m={});for(var y=[],v=0,g=i.length;v<g;v++){var b=m[i[v]];b&&(y=y.concat(b))}var x=new p(o,c,u);m[r]=function decodeSymbolDictionary(t,r,i,o,c,u,h,p,d,m,y,v){if(t&&r)throw new l("symbol refinement with Huffman is not supported");var g,b,x=[],w=0,_=(0,a.log2)(i.length+o),C=y.decoder,S=y.contextCache;if(t){g=getStandardTable(1);b=[];_=Math.max(_,1)}for(;x.length<o;){w+=t?u.tableDeltaHeight.decode(v):decodeInteger(S,"IADH",C);for(var k=0,P=0,T=t?b.length:0;;){var I=t?u.tableDeltaWidth.decode(v):decodeInteger(S,"IADW",C);if(null===I)break;P+=k+=I;var E=void 0;if(r){var O=decodeInteger(S,"IAAI",C);if(O>1)E=decodeTextRegion(t,r,k,w,0,O,1,i.concat(x),_,0,0,1,0,u,d,m,y,0,v);else{var A=decodeIAID(S,C,_),R=decodeInteger(S,"IARDX",C),B=decodeInteger(S,"IARDY",C);E=decodeRefinement(k,w,d,A<i.length?i[A]:x[A-i.length],R,B,!1,m,y)}x.push(E)}else if(t)b.push(k);else{E=decodeBitmap(!1,k,w,h,!1,null,p,y);x.push(E)}}if(t&&!r){var M=u.tableBitmapSize.decode(v);v.byteAlign();var D=void 0;if(0===M)D=readUncompressedBitmap(v,P,w);else{var L=v.end,N=v.position+M;v.end=N;D=decodeMMRBitmap(v,P,w,!1);v.end=L;v.position=N}var U=b.length;if(T===U-1)x.push(D);else{var j=void 0,H=void 0,z=0,X=void 0,Y=void 0;for(j=T;j<U;j++){X=z+b[j];Y=[];for(H=0;H<w;H++)Y.push(D[H].subarray(z,X));x.push(Y);z=X}}}}for(var G,J,q=[],W=[],V=!1,K=i.length+o;W.length<K;){for(var Q=t?g.decode(v):decodeInteger(S,"IAEX",C);Q--;)W.push(V);V=!V}for(G=0,J=i.length;G<J;G++)W[G]&&q.push(i[G]);for(var Z=0;Z<o;G++,Z++)W[G]&&q.push(x[Z]);return q}(t.huffman,t.refinement,y,t.numberOfNewSymbols,t.numberOfExportedSymbols,h,t.template,t.at,t.refinementTemplate,t.refinementAt,x,d)}},{key:"onImmediateTextRegion",value:function onImmediateTextRegion(t,r,i,o,c){for(var u,h,d=t.info,m=this.symbols,y=[],v=0,g=r.length;v<g;v++){var b=m[r[v]];b&&(y=y.concat(b))}var x=(0,a.log2)(y.length);if(t.huffman){h=new k(i,o,c);u=function getTextRegionHuffmanTables(t,r,i,o,a){for(var c=[],u=0;u<=34;u++){var h=a.readBits(4);c.push(new w([u,h,0,0]))}var p=new C(c,!1);c.length=0;for(var d=0;d<o;){var m=p.decode(a);if(m>=32){var y=void 0,v=void 0,g=void 0;switch(m){case 32:if(0===d)throw new l("no previous value in symbol ID table");v=a.readBits(2)+3;y=c[d-1].prefixLength;break;case 33:v=a.readBits(3)+3;y=0;break;case 34:v=a.readBits(7)+11;y=0;break;default:throw new l("invalid code length in symbol ID table")}for(g=0;g<v;g++){c.push(new w([d,y,0,0]));d++}}else{c.push(new w([d,m,0,0]));d++}}a.byteAlign();var b,x,_,S=new C(c,!1),k=0;switch(t.huffmanFS){case 0:case 1:b=getStandardTable(t.huffmanFS+6);break;case 3:b=getCustomHuffmanTable(k,r,i);k++;break;default:throw new l("invalid Huffman FS selector")}switch(t.huffmanDS){case 0:case 1:case 2:x=getStandardTable(t.huffmanDS+8);break;case 3:x=getCustomHuffmanTable(k,r,i);k++;break;default:throw new l("invalid Huffman DS selector")}switch(t.huffmanDT){case 0:case 1:case 2:_=getStandardTable(t.huffmanDT+11);break;case 3:_=getCustomHuffmanTable(k,r,i);k++;break;default:throw new l("invalid Huffman DT selector")}if(t.refinement)throw new l("refinement with Huffman is not supported");return{symbolIDTable:S,tableFirstS:b,tableDeltaS:x,tableDeltaT:_}}(t,r,this.customTables,y.length,h)}var _=new p(i,o,c),S=decodeTextRegion(t.huffman,t.refinement,d.width,d.height,t.defaultPixelValue,t.numberOfSymbolInstances,t.stripSize,y,x,t.transposed,t.dsOffset,t.referenceCorner,t.combinationOperator,u,t.refinementTemplate,t.refinementAt,_,t.logStripSize,h);this.drawBitmap(d,S)}},{key:"onImmediateLosslessTextRegion",value:function onImmediateLosslessTextRegion(){this.onImmediateTextRegion.apply(this,arguments)}},{key:"onPatternDictionary",value:function onPatternDictionary(t,r,i,o,a){var c=this.patterns;c||(this.patterns=c={});var u=new p(i,o,a);c[r]=function decodePatternDictionary(t,r,i,o,a,c){var u=[];if(!t){u.push({x:-r,y:0});0===a&&u.push({x:-3,y:-1},{x:2,y:-2},{x:-2,y:-2})}for(var l=decodeBitmap(t,(o+1)*r,i,a,!1,null,u,c),h=[],p=0;p<=o;p++){for(var d=[],m=r*p,y=m+r,v=0;v<i;v++)d.push(l[v].subarray(m,y));h.push(d)}return h}(t.mmr,t.patternWidth,t.patternHeight,t.maxPatternIndex,t.template,u)}},{key:"onImmediateHalftoneRegion",value:function onImmediateHalftoneRegion(t,r,i,o,c){var u=this.patterns[r[0]],h=t.info,d=new p(i,o,c),m=function decodeHalftoneRegion(t,r,i,o,c,u,h,p,d,m,y,v,g,b,x){if(h)throw new l("skip is not supported");if(0!==p)throw new l('operator "'.concat(p,'" is not supported in halftone region'));var w,_,C,S=[];for(w=0;w<c;w++){C=new Uint8Array(o);if(u)for(_=0;_<o;_++)C[_]=u;S.push(C)}var P=r.length,T=r[0],I=T[0].length,E=T.length,O=(0,a.log2)(P),A=[];if(!t){A.push({x:i<=1?3:2,y:-1});0===i&&A.push({x:-3,y:-1},{x:2,y:-2},{x:-2,y:-2})}var R,B,M,D,L,N,U,j,H,z,X,Y=[];t&&(R=new k(x.data,x.start,x.end));for(w=O-1;w>=0;w--){B=t?decodeMMRBitmap(R,d,m,!0):decodeBitmap(!1,d,m,i,!1,null,A,x);Y[w]=B}for(M=0;M<m;M++)for(D=0;D<d;D++){L=0;N=0;for(_=O-1;_>=0;_--)N|=(L^=Y[_][M][D])<<_;U=r[N];H=v+M*g-D*b>>8;if((j=y+M*b+D*g>>8)>=0&&j+I<=o&&H>=0&&H+E<=c)for(w=0;w<E;w++){X=S[H+w];z=U[w];for(_=0;_<I;_++)X[j+_]|=z[_]}else{var G=void 0,J=void 0;for(w=0;w<E;w++)if(!((J=H+w)<0||J>=c)){X=S[J];z=U[w];for(_=0;_<I;_++)(G=j+_)>=0&&G<o&&(X[G]|=z[_])}}}return S}(t.mmr,u,t.template,h.width,h.height,t.defaultPixelValue,t.enableSkip,t.combinationOperator,t.gridWidth,t.gridHeight,t.gridOffsetX,t.gridOffsetY,t.gridVectorX,t.gridVectorY,d);this.drawBitmap(h,m)}},{key:"onImmediateLosslessHalftoneRegion",value:function onImmediateLosslessHalftoneRegion(){this.onImmediateHalftoneRegion.apply(this,arguments)}},{key:"onTables",value:function onTables(t,r,i,o){var c=this.customTables;c||(this.customTables=c={});c[t]=function decodeTablesSegment(t,r,i){var o,c,u=t[r],l=4294967295&(0,a.readUint32)(t,r+1),h=4294967295&(0,a.readUint32)(t,r+5),p=new k(t,r+9,i),d=1+(u>>1&7),m=1+(u>>4&7),y=[],v=l;do{o=p.readBits(d);c=p.readBits(m);y.push(new w([v,o,c,0]));v+=1<<c}while(v<h);o=p.readBits(d);y.push(new w([l-1,o,32,0,"lower"]));o=p.readBits(d);y.push(new w([h,o,32,0]));if(1&u){o=p.readBits(d);y.push(new w([o,0]))}return new C(y,!1)}(r,i,o)}}]);return SimpleSegmentVisitor}(),w=function HuffmanLine(t){_classCallCheck(this,HuffmanLine);if(2===t.length){this.isOOB=!0;this.rangeLow=0;this.prefixLength=t[0];this.rangeLength=0;this.prefixCode=t[1];this.isLowerRange=!1}else{this.isOOB=!1;this.rangeLow=t[0];this.prefixLength=t[1];this.rangeLength=t[2];this.prefixCode=t[3];this.isLowerRange="lower"===t[4]}},_=function(){function HuffmanTreeNode(t){_classCallCheck(this,HuffmanTreeNode);this.children=[];if(t){this.isLeaf=!0;this.rangeLength=t.rangeLength;this.rangeLow=t.rangeLow;this.isLowerRange=t.isLowerRange;this.isOOB=t.isOOB}else this.isLeaf=!1}_createClass(HuffmanTreeNode,[{key:"buildTree",value:function buildTree(t,r){var i=t.prefixCode>>r&1;if(r<=0)this.children[i]=new HuffmanTreeNode(t);else{var o=this.children[i];o||(this.children[i]=o=new HuffmanTreeNode(null));o.buildTree(t,r-1)}}},{key:"decodeNode",value:function decodeNode(t){if(this.isLeaf){if(this.isOOB)return null;var r=t.readBits(this.rangeLength);return this.rangeLow+(this.isLowerRange?-r:r)}var i=this.children[t.readBit()];if(!i)throw new l("invalid Huffman data");return i.decodeNode(t)}}]);return HuffmanTreeNode}(),C=function(){function HuffmanTable(t,r){_classCallCheck(this,HuffmanTable);r||this.assignPrefixCodes(t);this.rootNode=new _(null);for(var i=0,o=t.length;i<o;i++){var a=t[i];a.prefixLength>0&&this.rootNode.buildTree(a,a.prefixLength-1)}}_createClass(HuffmanTable,[{key:"decode",value:function decode(t){return this.rootNode.decodeNode(t)}},{key:"assignPrefixCodes",value:function assignPrefixCodes(t){for(var r=t.length,i=0,o=0;o<r;o++)i=Math.max(i,t[o].prefixLength);for(var a=new Uint32Array(i+1),c=0;c<r;c++)a[t[c].prefixLength]++;var u,l,h,p=1,d=0;a[0]=0;for(;p<=i;){u=d=d+a[p-1]<<1;l=0;for(;l<r;){if((h=t[l]).prefixLength===p){h.prefixCode=u;u++}l++}p++}}}]);return HuffmanTable}();var S={};function getStandardTable(t){var r,i=S[t];if(i)return i;switch(t){case 1:r=[[0,1,4,0],[16,2,8,2],[272,3,16,6],[65808,3,32,7]];break;case 2:r=[[0,1,0,0],[1,2,0,2],[2,3,0,6],[3,4,3,14],[11,5,6,30],[75,6,32,62],[6,63]];break;case 3:r=[[-256,8,8,254],[0,1,0,0],[1,2,0,2],[2,3,0,6],[3,4,3,14],[11,5,6,30],[-257,8,32,255,"lower"],[75,7,32,126],[6,62]];break;case 4:r=[[1,1,0,0],[2,2,0,2],[3,3,0,6],[4,4,3,14],[12,5,6,30],[76,5,32,31]];break;case 5:r=[[-255,7,8,126],[1,1,0,0],[2,2,0,2],[3,3,0,6],[4,4,3,14],[12,5,6,30],[-256,7,32,127,"lower"],[76,6,32,62]];break;case 6:r=[[-2048,5,10,28],[-1024,4,9,8],[-512,4,8,9],[-256,4,7,10],[-128,5,6,29],[-64,5,5,30],[-32,4,5,11],[0,2,7,0],[128,3,7,2],[256,3,8,3],[512,4,9,12],[1024,4,10,13],[-2049,6,32,62,"lower"],[2048,6,32,63]];break;case 7:r=[[-1024,4,9,8],[-512,3,8,0],[-256,4,7,9],[-128,5,6,26],[-64,5,5,27],[-32,4,5,10],[0,4,5,11],[32,5,5,28],[64,5,6,29],[128,4,7,12],[256,3,8,1],[512,3,9,2],[1024,3,10,3],[-1025,5,32,30,"lower"],[2048,5,32,31]];break;case 8:r=[[-15,8,3,252],[-7,9,1,508],[-5,8,1,253],[-3,9,0,509],[-2,7,0,124],[-1,4,0,10],[0,2,1,0],[2,5,0,26],[3,6,0,58],[4,3,4,4],[20,6,1,59],[22,4,4,11],[38,4,5,12],[70,5,6,27],[134,5,7,28],[262,6,7,60],[390,7,8,125],[646,6,10,61],[-16,9,32,510,"lower"],[1670,9,32,511],[2,1]];break;case 9:r=[[-31,8,4,252],[-15,9,2,508],[-11,8,2,253],[-7,9,1,509],[-5,7,1,124],[-3,4,1,10],[-1,3,1,2],[1,3,1,3],[3,5,1,26],[5,6,1,58],[7,3,5,4],[39,6,2,59],[43,4,5,11],[75,4,6,12],[139,5,7,27],[267,5,8,28],[523,6,8,60],[779,7,9,125],[1291,6,11,61],[-32,9,32,510,"lower"],[3339,9,32,511],[2,0]];break;case 10:r=[[-21,7,4,122],[-5,8,0,252],[-4,7,0,123],[-3,5,0,24],[-2,2,2,0],[2,5,0,25],[3,6,0,54],[4,7,0,124],[5,8,0,253],[6,2,6,1],[70,5,5,26],[102,6,5,55],[134,6,6,56],[198,6,7,57],[326,6,8,58],[582,6,9,59],[1094,6,10,60],[2118,7,11,125],[-22,8,32,254,"lower"],[4166,8,32,255],[2,2]];break;case 11:r=[[1,1,0,0],[2,2,1,2],[4,4,0,12],[5,4,1,13],[7,5,1,28],[9,5,2,29],[13,6,2,60],[17,7,2,122],[21,7,3,123],[29,7,4,124],[45,7,5,125],[77,7,6,126],[141,7,32,127]];break;case 12:r=[[1,1,0,0],[2,2,0,2],[3,3,1,6],[5,5,0,28],[6,5,1,29],[8,6,1,60],[10,7,0,122],[11,7,1,123],[13,7,2,124],[17,7,3,125],[25,7,4,126],[41,8,5,254],[73,8,32,255]];break;case 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ArithmeticDecoder(t,r,i){!function _classCallCheck(t,r){if(!(t instanceof r))throw new TypeError("Cannot call a class as a function")}(this,ArithmeticDecoder);this.data=t;this.bp=r;this.dataEnd=i;this.chigh=t[r];this.clow=0;this.byteIn();this.chigh=this.chigh<<7&65535|this.clow>>9&127;this.clow=this.clow<<7&65535;this.ct-=7;this.a=32768}!function _createClass(t,r,i){r&&_defineProperties(t.prototype,r);i&&_defineProperties(t,i);return t}(ArithmeticDecoder,[{key:"byteIn",value:function byteIn(){var t=this.data,r=this.bp;if(255===t[r])if(t[r+1]>143){this.clow+=65280;this.ct=8}else{r++;this.clow+=t[r]<<9;this.ct=7;this.bp=r}else{r++;this.clow+=r<this.dataEnd?t[r]<<8:65280;this.ct=8;this.bp=r}if(this.clow>65535){this.chigh+=this.clow>>16;this.clow&=65535}}},{key:"readBit",value:function readBit(t,r){var o,a=t[r]>>1,c=1&t[r],u=i[a],l=u.qe,h=this.a-l;if(this.chigh<l)if(h<l){h=l;o=c;a=u.nmps}else{h=l;o=1^c;1===u.switchFlag&&(c=o);a=u.nlps}else{this.chigh-=l;if(0!=(32768&h)){this.a=h;return c}if(h<l){o=1^c;1===u.switchFlag&&(c=o);a=u.nlps}else{o=c;a=u.nmps}}do{0===this.ct&&this.byteIn();h<<=1;this.chigh=this.chigh<<1&65535|this.clow>>15&1;this.clow=this.clow<<1&65535;this.ct--}while(0==(32768&h));this.a=h;t[r]=a<<1|c;return o}}]);return ArithmeticDecoder}();r.ArithmeticDecoder=o},(t,r,i)=>{"use strict";Object.defineProperty(r,"__esModule",{value:!0});r.CCITTFaxDecoder=void 0;var o=i(1);function _classCallCheck(t,r){if(!(t instanceof r))throw new TypeError("Cannot call a class as a function")}function _defineProperties(t,r){for(var i=0;i<r.length;i++){var o=r[i];o.enumerable=o.enumerable||!1;o.configurable=!0;"value"in o&&(o.writable=!0);Object.defineProperty(t,o.key,o)}}var a=-1,c=[[-1,-1],[-1,-1],[7,8],[7,7],[6,6],[6,6],[6,5],[6,5],[4,0],[4,0],[4,0],[4,0],[4,0],[4,0],[4,0],[4,0],[3,1],[3,1],[3,1],[3,1],[3,1],[3,1],[3,1],[3,1],[3,1],[3,1],[3,1],[3,1],[3,1],[3,1],[3,1],[3,1],[3,4],[3,4],[3,4],[3,4],[3,4],[3,4],[3,4],[3,4],[3,4],[3,4],[3,4],[3,4],[3,4],[3,4],[3,4],[3,4],[3,3],[3,3],[3,3],[3,3],[3,3],[3,3],[3,3],[3,3],[3,3],[3,3],[3,3],[3,3],[3,3],[3,3],[3,3],[3,3],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2],[1,2]],u=[[-1,-1],[12,-2],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[11,1792],[11,1792],[12,1984],[12,2048],[12,2112],[12,2176],[12,2240],[12,2304],[11,1856],[11,1856],[11,1920],[11,1920],[12,2368],[12,2432],[12,2496],[12,2560]],l=[[-1,-1],[-1,-1],[-1,-1],[-1,-1],[8,29],[8,29],[8,30],[8,30],[8,45],[8,45],[8,46],[8,46],[7,22],[7,22],[7,22],[7,22],[7,23],[7,23],[7,23],[7,23],[8,47],[8,47],[8,48],[8,48],[6,13],[6,13],[6,13],[6,13],[6,13],[6,13],[6,13],[6,13],[7,20],[7,20],[7,20],[7,20],[8,33],[8,33],[8,34],[8,34],[8,35],[8,35],[8,36],[8,36],[8,37],[8,37],[8,38],[8,38],[7,19],[7,19],[7,19],[7,19],[8,31],[8,31],[8,32],[8,32],[6,1],[6,1],[6,1],[6,1],[6,1],[6,1],[6,1],[6,1],[6,12],[6,12],[6,12],[6,12],[6,12],[6,12],[6,12],[6,12],[8,53],[8,53],[8,54],[8,54],[7,26],[7,26],[7,26],[7,26],[8,39],[8,39],[8,40],[8,40],[8,41],[8,41],[8,42],[8,42],[8,43],[8,43],[8,44],[8,44],[7,21],[7,21],[7,21],[7,21],[7,28],[7,28],[7,28],[7,28],[8,61],[8,61],[8,62],[8,62],[8,63],[8,63],[8,0],[8,0],[8,320],[8,320],[8,384],[8,384],[5,10],[5,10],[5,10],[5,10],[5,10],[5,10],[5,10],[5,10],[5,10],[5,10],[5,10],[5,10],[5,10],[5,10],[5,10],[5,10],[5,11],[5,11],[5,11],[5,11],[5,11],[5,11],[5,11],[5,11],[5,11],[5,11],[5,11],[5,11],[5,11],[5,11],[5,11],[5,11],[7,27],[7,27],[7,27],[7,27],[8,59],[8,59],[8,60],[8,60],[9,1472],[9,1536],[9,1600],[9,1728],[7,18],[7,18],[7,18],[7,18],[7,24],[7,24],[7,24],[7,24],[8,49],[8,49],[8,50],[8,50],[8,51],[8,51],[8,52],[8,52],[7,25],[7,25],[7,25],[7,25],[8,55],[8,55],[8,56],[8,56],[8,57],[8,57],[8,58],[8,58],[6,192],[6,192],[6,192],[6,192],[6,192],[6,192],[6,192],[6,192],[6,1664],[6,1664],[6,1664],[6,1664],[6,1664],[6,1664],[6,1664],[6,1664],[8,448],[8,448],[8,512],[8,512],[9,704],[9,768],[8,640],[8,640],[8,576],[8,576],[9,832],[9,896],[9,960],[9,1024],[9,1088],[9,1152],[9,1216],[9,1280],[9,1344],[9,1408],[7,256],[7,256],[7,256],[7,256],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,2],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[4,3],[5,128],[5,128],[5,128],[5,128],[5,128],[5,128],[5,128],[5,128],[5,128],[5,128],[5,128],[5,128],[5,128],[5,128],[5,128],[5,128],[5,8],[5,8],[5,8],[5,8],[5,8],[5,8],[5,8],[5,8],[5,8],[5,8],[5,8],[5,8],[5,8],[5,8],[5,8],[5,8],[5,9],[5,9],[5,9],[5,9],[5,9],[5,9],[5,9],[5,9],[5,9],[5,9],[5,9],[5,9],[5,9],[5,9],[5,9],[5,9],[6,16],[6,16],[6,16],[6,16],[6,16],[6,16],[6,16],[6,16],[6,17],[6,17],[6,17],[6,17],[6,17],[6,17],[6,17],[6,17],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,4],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[4,5],[6,14],[6,14],[6,14],[6,14],[6,14],[6,14],[6,14],[6,14],[6,15],[6,15],[6,15],[6,15],[6,15],[6,15],[6,15],[6,15],[5,64],[5,64],[5,64],[5,64],[5,64],[5,64],[5,64],[5,64],[5,64],[5,64],[5,64],[5,64],[5,64],[5,64],[5,64],[5,64],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,6],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7],[4,7]],h=[[-1,-1],[-1,-1],[12,-2],[12,-2],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[-1,-1],[11,1792],[11,1792],[11,1792],[11,1792],[12,1984],[12,1984],[12,2048],[12,2048],[12,2112],[12,2112],[12,2176],[12,2176],[12,2240],[12,2240],[12,2304],[12,2304],[11,1856],[11,1856],[11,1856],[11,1856],[11,1920],[11,1920],[11,192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CCITTFaxDecoder(t){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{};_classCallCheck(this,CCITTFaxDecoder);if(!t||"function"!=typeof t.next)throw new Error('CCITTFaxDecoder - invalid "source" parameter.');this.source=t;this.eof=!1;this.encoding=r.K||0;this.eoline=r.EndOfLine||!1;this.byteAlign=r.EncodedByteAlign||!1;this.columns=r.Columns||1728;this.rows=r.Rows||0;var i,o=r.EndOfBlock;null==o&&(o=!0);this.eoblock=o;this.black=r.BlackIs1||!1;this.codingLine=new Uint32Array(this.columns+1);this.refLine=new Uint32Array(this.columns+2);this.codingLine[0]=this.columns;this.codingPos=0;this.row=0;this.nextLine2D=this.encoding<0;this.inputBits=0;this.inputBuf=0;this.outputBits=0;this.rowsDone=!1;for(;0===(i=this._lookBits(12));)this._eatBits(1);1===i&&this._eatBits(12);if(this.encoding>0){this.nextLine2D=!this._lookBits(1);this._eatBits(1)}}!function _createClass(t,r,i){r&&_defineProperties(t.prototype,r);i&&_defineProperties(t,i);return t}(CCITTFaxDecoder,[{key:"readNextChar",value:function readNextChar(){if(this.eof)return-1;var t,r,i,c,u,l=this.refLine,h=this.codingLine,p=this.columns;if(0===this.outputBits){this.rowsDone&&(this.eof=!0);if(this.eof)return-1;this.err=!1;var d,m,y;if(this.nextLine2D){for(c=0;h[c]<p;++c)l[c]=h[c];l[c++]=p;l[c]=p;h[0]=0;this.codingPos=0;t=0;r=0;for(;h[this.codingPos]<p;)switch(d=this._getTwoDimCode()){case 0:this._addPixels(l[t+1],r);l[t+1]<p&&(t+=2);break;case 1:d=m=0;if(r){do{d+=y=this._getBlackCode()}while(y>=64);do{m+=y=this._getWhiteCode()}while(y>=64)}else{do{d+=y=this._getWhiteCode()}while(y>=64);do{m+=y=this._getBlackCode()}while(y>=64)}this._addPixels(h[this.codingPos]+d,r);h[this.codingPos]<p&&this._addPixels(h[this.codingPos]+m,1^r);for(;l[t]<=h[this.codingPos]&&l[t]<p;)t+=2;break;case 7:this._addPixels(l[t]+3,r);r^=1;if(h[this.codingPos]<p){++t;for(;l[t]<=h[this.codingPos]&&l[t]<p;)t+=2}break;case 5:this._addPixels(l[t]+2,r);r^=1;if(h[this.codingPos]<p){++t;for(;l[t]<=h[this.codingPos]&&l[t]<p;)t+=2}break;case 3:this._addPixels(l[t]+1,r);r^=1;if(h[this.codingPos]<p){++t;for(;l[t]<=h[this.codingPos]&&l[t]<p;)t+=2}break;case 2:this._addPixels(l[t],r);r^=1;if(h[this.codingPos]<p){++t;for(;l[t]<=h[this.codingPos]&&l[t]<p;)t+=2}break;case 8:this._addPixelsNeg(l[t]-3,r);r^=1;if(h[this.codingPos]<p){t>0?--t:++t;for(;l[t]<=h[this.codingPos]&&l[t]<p;)t+=2}break;case 6:this._addPixelsNeg(l[t]-2,r);r^=1;if(h[this.codingPos]<p){t>0?--t:++t;for(;l[t]<=h[this.codingPos]&&l[t]<p;)t+=2}break;case 4:this._addPixelsNeg(l[t]-1,r);r^=1;if(h[this.codingPos]<p){t>0?--t:++t;for(;l[t]<=h[this.codingPos]&&l[t]<p;)t+=2}break;case a:this._addPixels(p,0);this.eof=!0;break;default:(0,o.info)("bad 2d code");this._addPixels(p,0);this.err=!0}}else{h[0]=0;this.codingPos=0;r=0;for(;h[this.codingPos]<p;){d=0;if(r)do{d+=y=this._getBlackCode()}while(y>=64);else do{d+=y=this._getWhiteCode()}while(y>=64);this._addPixels(h[this.codingPos]+d,r);r^=1}}var v=!1;this.byteAlign&&(this.inputBits&=-8);if(this.eoblock||this.row!==this.rows-1){d=this._lookBits(12);if(this.eoline)for(;d!==a&&1!==d;){this._eatBits(1);d=this._lookBits(12)}else for(;0===d;){this._eatBits(1);d=this._lookBits(12)}if(1===d){this._eatBits(12);v=!0}else d===a&&(this.eof=!0)}else this.rowsDone=!0;if(!this.eof&&this.encoding>0&&!this.rowsDone){this.nextLine2D=!this._lookBits(1);this._eatBits(1)}if(this.eoblock&&v&&this.byteAlign){if(1===(d=this._lookBits(12))){this._eatBits(12);if(this.encoding>0){this._lookBits(1);this._eatBits(1)}if(this.encoding>=0)for(c=0;c<4;++c){1!==(d=this._lookBits(12))&&(0,o.info)("bad rtc code: "+d);this._eatBits(12);if(this.encoding>0){this._lookBits(1);this._eatBits(1)}}this.eof=!0}}else if(this.err&&this.eoline){for(;;){if((d=this._lookBits(13))===a){this.eof=!0;return-1}if(d>>1==1)break;this._eatBits(1)}this._eatBits(12);if(this.encoding>0){this._eatBits(1);this.nextLine2D=!(1&d)}}h[0]>0?this.outputBits=h[this.codingPos=0]:this.outputBits=h[this.codingPos=1];this.row++}if(this.outputBits>=8){u=1&this.codingPos?0:255;this.outputBits-=8;if(0===this.outputBits&&h[this.codingPos]<p){this.codingPos++;this.outputBits=h[this.codingPos]-h[this.codingPos-1]}}else{i=8;u=0;do{if("number"!=typeof this.outputBits)throw new o.FormatError('Invalid /CCITTFaxDecode data, "outputBits" must be a number.');if(this.outputBits>i){u<<=i;1&this.codingPos||(u|=255>>8-i);this.outputBits-=i;i=0}else{u<<=this.outputBits;1&this.codingPos||(u|=255>>8-this.outputBits);i-=this.outputBits;this.outputBits=0;if(h[this.codingPos]<p){this.codingPos++;this.outputBits=h[this.codingPos]-h[this.codingPos-1]}else if(i>0){u<<=i;i=0}}}while(i)}this.black&&(u^=255);return u}},{key:"_addPixels",value:function _addPixels(t,r){var i=this.codingLine,a=this.codingPos;if(t>i[a]){if(t>this.columns){(0,o.info)("row is wrong length");this.err=!0;t=this.columns}1&a^r&&++a;i[a]=t}this.codingPos=a}},{key:"_addPixelsNeg",value:function _addPixelsNeg(t,r){var i=this.codingLine,a=this.codingPos;if(t>i[a]){if(t>this.columns){(0,o.info)("row is wrong length");this.err=!0;t=this.columns}1&a^r&&++a;i[a]=t}else if(t<i[a]){if(t<0){(0,o.info)("invalid code");this.err=!0;t=0}for(;a>0&&t<i[a-1];)--a;i[a]=t}this.codingPos=a}},{key:"_findTableCode",value:function _findTableCode(t,r,i,o){for(var c=o||0,u=t;u<=r;++u){var l=this._lookBits(u);if(l===a)return[!0,1,!1];u<r&&(l<<=r-u);if(!c||l>=c){var h=i[l-c];if(h[0]===u){this._eatBits(u);return[!0,h[1],!0]}}}return[!1,0,!1]}},{key:"_getTwoDimCode",value:function _getTwoDimCode(){var t,r=0;if(this.eoblock){r=this._lookBits(7);if((t=c[r])&&t[0]>0){this._eatBits(t[0]);return t[1]}}else{var i=this._findTableCode(1,7,c);if(i[0]&&i[2])return i[1]}(0,o.info)("Bad two dim code");return a}},{key:"_getWhiteCode",value:function _getWhiteCode(){var t,r=0;if(this.eoblock){if((r=this._lookBits(12))===a)return 1;if((t=r>>5==0?u[r]:l[r>>3])[0]>0){this._eatBits(t[0]);return t[1]}}else{var i=this._findTableCode(1,9,l);if(i[0])return i[1];if((i=this._findTableCode(11,12,u))[0])return i[1]}(0,o.info)("bad white code");this._eatBits(1);return 1}},{key:"_getBlackCode",value:function _getBlackCode(){var t,r;if(this.eoblock){if((t=this._lookBits(13))===a)return 1;if((r=t>>7==0?h[t]:t>>9==0&&t>>7!=0?p[(t>>1)-64]:d[t>>7])[0]>0){this._eatBits(r[0]);return r[1]}}else{var i=this._findTableCode(2,6,d);if(i[0])return i[1];if((i=this._findTableCode(7,12,p,64))[0])return i[1];if((i=this._findTableCode(10,13,h))[0])return i[1]}(0,o.info)("bad black code");this._eatBits(1);return 1}},{key:"_lookBits",value:function _lookBits(t){for(var r;this.inputBits<t;){if(-1===(r=this.source.next()))return 0===this.inputBits?a:this.inputBuf<<t-this.inputBits&65535>>16-t;this.inputBuf=this.inputBuf<<8|r;this.inputBits+=8}return this.inputBuf>>this.inputBits-t&65535>>16-t}},{key:"_eatBits",value:function _eatBits(t){(this.inputBits-=t)<0&&(this.inputBits=0)}}]);return CCITTFaxDecoder}();r.CCITTFaxDecoder=m},(t,r,i)=>{"use strict";Object.defineProperty(r,"__esModule",{value:!0});r.JpegImage=void 0;var o=i(1),a=i(95);function _defineProperties(t,r){for(var i=0;i<r.length;i++){var o=r[i];o.enumerable=o.enumerable||!1;o.configurable=!0;"value"in o&&(o.writable=!0);Object.defineProperty(t,o.key,o)}}function _typeof(t){_typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function _typeof(t){return typeof t}:function _typeof(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t};return _typeof(t)}function _classCallCheck(t,r){if(!(t instanceof r))throw new TypeError("Cannot call a class as a function")}function _inherits(t,r){if("function"!=typeof r&&null!==r)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(r&&r.prototype,{constructor:{value:t,writable:!0,configurable:!0}});r&&_setPrototypeOf(t,r)}function _setPrototypeOf(t,r){_setPrototypeOf=Object.setPrototypeOf||function _setPrototypeOf(t,r){t.__proto__=r;return t};return _setPrototypeOf(t,r)}function _createSuper(t){var r=function _isNativeReflectConstruct(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){})));return!0}catch(t){return!1}}();return function _createSuperInternal(){var i,o=_getPrototypeOf(t);if(r){var a=_getPrototypeOf(this).constructor;i=Reflect.construct(o,arguments,a)}else i=o.apply(this,arguments);return _possibleConstructorReturn(this,i)}}function _possibleConstructorReturn(t,r){if(r&&("object"===_typeof(r)||"function"==typeof r))return r;if(void 0!==r)throw new TypeError("Derived constructors may only return object or undefined");return function _assertThisInitialized(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(t)}function _getPrototypeOf(t){_getPrototypeOf=Object.setPrototypeOf?Object.getPrototypeOf:function _getPrototypeOf(t){return t.__proto__||Object.getPrototypeOf(t)};return _getPrototypeOf(t)}var c=function(t){_inherits(JpegError,t);var r=_createSuper(JpegError);function JpegError(t){_classCallCheck(this,JpegError);return r.call(this,"JPEG error: ".concat(t),"JpegError")}return JpegError}(o.BaseException),u=function(t){_inherits(DNLMarkerError,t);var r=_createSuper(DNLMarkerError);function DNLMarkerError(t,i){var o;_classCallCheck(this,DNLMarkerError);(o=r.call(this,t,"DNLMarkerError")).scanLines=i;return o}return DNLMarkerError}(o.BaseException),l=function(t){_inherits(EOIMarkerError,t);var r=_createSuper(EOIMarkerError);function EOIMarkerError(t){_classCallCheck(this,EOIMarkerError);return r.call(this,t,"EOIMarkerError")}return EOIMarkerError}(o.BaseException),h=new Uint8Array([0,1,8,16,9,2,3,10,17,24,32,25,18,11,4,5,12,19,26,33,40,48,41,34,27,20,13,6,7,14,21,28,35,42,49,56,57,50,43,36,29,22,15,23,30,37,44,51,58,59,52,45,38,31,39,46,53,60,61,54,47,55,62,63]),p=4017,d=799,m=3406,y=2276,v=1567,g=3784,b=5793,x=2896;function buildHuffmanTable(t,r){for(var i,o,a=0,c=16;c>0&&!t[c-1];)c--;var u,l=[{children:[],index:0}],h=l[0];for(i=0;i<c;i++){for(o=0;o<t[i];o++){(h=l.pop()).children[h.index]=r[a];for(;h.index>0;)h=l.pop();h.index++;l.push(h);for(;l.length<=i;){l.push(u={children:[],index:0});h.children[h.index]=u.children;h=u}a++}if(i+1<c){l.push(u={children:[],index:0});h.children[h.index]=u.children;h=u}}return l[0].children}function getBlockBufferOffset(t,r,i){return 64*((t.blocksPerLine+1)*r+i)}function decodeScan(t,r,i,p,d,m,y,v,g){var b=arguments.length>9&&void 0!==arguments[9]&&arguments[9],x=i.mcusPerLine,w=i.progressive,_=r,C=0,S=0;function readBit(){if(S>0){S--;return C>>S&1}if(255===(C=t[r++])){var o=t[r++];if(o){if(220===o&&b){r+=2;var h=(0,a.readUint16)(t,r);r+=2;if(h>0&&h!==i.scanLines)throw new u("Found DNL marker (0xFFDC) while parsing scan data",h)}else if(217===o){if(b){var p=I*(8===i.precision?8:0);if(p>0&&Math.round(i.scanLines/p)>=10)throw new u("Found EOI marker (0xFFD9) while parsing scan data, possibly caused by incorrect `scanLines` parameter",p)}throw new l("Found EOI marker (0xFFD9) while parsing scan data")}throw new c("unexpected marker ".concat((C<<8|o).toString(16)))}}S=7;return C>>>7}function decodeHuffman(t){for(var r=t;;){switch(_typeof(r=r[readBit()])){case"number":return r;case"object":continue}throw new c("invalid huffman sequence")}}function receive(t){for(var r=0;t>0;){r=r<<1|readBit();t--}return r}function receiveAndExtend(t){if(1===t)return 1===readBit()?1:-1;var r=receive(t);return r>=1<<t-1?r:r+(-1<<t)+1}function decodeBaseline(t,r){var i=decodeHuffman(t.huffmanTableDC),o=0===i?0:receiveAndExtend(i);t.blockData[r]=t.pred+=o;for(var a=1;a<64;){var c=decodeHuffman(t.huffmanTableAC),u=15&c,l=c>>4;if(0!==u){var p=h[a+=l];t.blockData[r+p]=receiveAndExtend(u);a++}else{if(l<15)break;a+=16}}}function decodeDCFirst(t,r){var i=decodeHuffman(t.huffmanTableDC),o=0===i?0:receiveAndExtend(i)<<g;t.blockData[r]=t.pred+=o}function decodeDCSuccessive(t,r){t.blockData[r]|=readBit()<<g}var k=0;function decodeACFirst(t,r){if(k>0)k--;else for(var i=m,o=y;i<=o;){var a=decodeHuffman(t.huffmanTableAC),c=15&a,u=a>>4;if(0!==c){var l=h[i+=u];t.blockData[r+l]=receiveAndExtend(c)*(1<<g);i++}else{if(u<15){k=receive(u)+(1<<u)-1;break}i+=16}}}var P,T=0;function decodeACSuccessive(t,r){for(var i,o,a=m,u=y,l=0;a<=u;){var p=r+h[a],d=t.blockData[p]<0?-1:1;switch(T){case 0:l=(o=decodeHuffman(t.huffmanTableAC))>>4;if(0===(i=15&o))if(l<15){k=receive(l)+(1<<l);T=4}else{l=16;T=1}else{if(1!==i)throw new c("invalid ACn encoding");P=receiveAndExtend(i);T=l?2:3}continue;case 1:case 2:t.blockData[p]?t.blockData[p]+=d*(readBit()<<g):0===--l&&(T=2===T?3:0);break;case 3:if(t.blockData[p])t.blockData[p]+=d*(readBit()<<g);else{t.blockData[p]=P<<g;T=0}break;case 4:t.blockData[p]&&(t.blockData[p]+=d*(readBit()<<g))}a++}4===T&&0===--k&&(T=0)}var I=0;function decodeMcu(t,r,i,o,a){var c=i%x;I=(i/x|0)*t.v+o;var u=c*t.h+a;r(t,getBlockBufferOffset(t,I,u))}function decodeBlock(t,r,i){I=i/t.blocksPerLine|0;var o=i%t.blocksPerLine;r(t,getBlockBufferOffset(t,I,o))}var E,O,A,R,B,M,D=p.length;M=w?0===m?0===v?decodeDCFirst:decodeDCSuccessive:0===v?decodeACFirst:decodeACSuccessive:decodeBaseline;var L,N,U,j,H=0;N=1===D?p[0].blocksPerLine*p[0].blocksPerColumn:x*i.mcusPerColumn;for(;H<=N;){var z=d?Math.min(N-H,d):N;if(z>0){for(O=0;O<D;O++)p[O].pred=0;k=0;if(1===D){E=p[0];for(B=0;B<z;B++){decodeBlock(E,M,H);H++}}else for(B=0;B<z;B++){for(O=0;O<D;O++){U=(E=p[O]).h;j=E.v;for(A=0;A<j;A++)for(R=0;R<U;R++)decodeMcu(E,M,H,A,R)}H++}}S=0;if(!(L=findNextFileMarker(t,r)))break;if(L.invalid){var X=z>0?"unexpected":"excessive";(0,o.warn)("decodeScan - ".concat(X," MCU data, current marker is: ").concat(L.invalid));r=L.offset}if(!(L.marker>=65488&&L.marker<=65495))break;r+=2}return r-_}function quantizeAndInverse(t,r,i){var o,a,u,l,h,w,_,C,S,k,P,T,I,E,O,A,R,B=t.quantizationTable,M=t.blockData;if(!B)throw new c("missing required Quantization Table.");for(var D=0;D<64;D+=8){S=M[r+D];k=M[r+D+1];P=M[r+D+2];T=M[r+D+3];I=M[r+D+4];E=M[r+D+5];O=M[r+D+6];A=M[r+D+7];S*=B[D];if(0!=(k|P|T|I|E|O|A)){k*=B[D+1];P*=B[D+2];T*=B[D+3];I*=B[D+4];E*=B[D+5];O*=B[D+6];A*=B[D+7];a=(o=(o=b*S+128>>8)+(a=b*I+128>>8)+1>>1)-a;R=(u=P)*g+(l=O)*v+128>>8;u=u*v-l*g+128>>8;_=(h=(h=x*(k-A)+128>>8)+(_=E<<4)+1>>1)-_;w=(C=(C=x*(k+A)+128>>8)+(w=T<<4)+1>>1)-w;l=(o=o+(l=R)+1>>1)-l;u=(a=a+u+1>>1)-u;R=h*y+C*m+2048>>12;h=h*m-C*y+2048>>12;C=R;R=w*d+_*p+2048>>12;w=w*p-_*d+2048>>12;_=R;i[D]=o+C;i[D+7]=o-C;i[D+1]=a+_;i[D+6]=a-_;i[D+2]=u+w;i[D+5]=u-w;i[D+3]=l+h;i[D+4]=l-h}else{R=b*S+512>>10;i[D]=R;i[D+1]=R;i[D+2]=R;i[D+3]=R;i[D+4]=R;i[D+5]=R;i[D+6]=R;i[D+7]=R}}for(var L=0;L<8;++L){S=i[L];if(0!=((k=i[L+8])|(P=i[L+16])|(T=i[L+24])|(I=i[L+32])|(E=i[L+40])|(O=i[L+48])|(A=i[L+56]))){a=(o=4112+((o=b*S+2048>>12)+(a=b*I+2048>>12)+1>>1))-a;R=(u=P)*g+(l=O)*v+2048>>12;u=u*v-l*g+2048>>12;l=R;_=(h=(h=x*(k-A)+2048>>12)+(_=E)+1>>1)-_;w=(C=(C=x*(k+A)+2048>>12)+(w=T)+1>>1)-w;R=h*y+C*m+2048>>12;h=h*m-C*y+2048>>12;C=R;R=w*d+_*p+2048>>12;w=w*p-_*d+2048>>12;(S=(o=o+l+1>>1)+C)<16?S=0:S>=4080?S=255:S>>=4;(k=(a=a+u+1>>1)+(_=R))<16?k=0:k>=4080?k=255:k>>=4;(P=(u=a-u)+w)<16?P=0:P>=4080?P=255:P>>=4;(T=(l=o-l)+h)<16?T=0:T>=4080?T=255:T>>=4;(I=l-h)<16?I=0:I>=4080?I=255:I>>=4;(E=u-w)<16?E=0:E>=4080?E=255:E>>=4;(O=a-_)<16?O=0:O>=4080?O=255:O>>=4;(A=o-C)<16?A=0:A>=4080?A=255:A>>=4;M[r+L]=S;M[r+L+8]=k;M[r+L+16]=P;M[r+L+24]=T;M[r+L+32]=I;M[r+L+40]=E;M[r+L+48]=O;M[r+L+56]=A}else{R=(R=b*S+8192>>14)<-2040?0:R>=2024?255:R+2056>>4;M[r+L]=R;M[r+L+8]=R;M[r+L+16]=R;M[r+L+24]=R;M[r+L+32]=R;M[r+L+40]=R;M[r+L+48]=R;M[r+L+56]=R}}}function buildComponentData(t,r){for(var i=r.blocksPerLine,o=r.blocksPerColumn,a=new Int16Array(64),c=0;c<o;c++)for(var u=0;u<i;u++){quantizeAndInverse(r,getBlockBufferOffset(r,c,u),a)}return r.blockData}function findNextFileMarker(t,r){var i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:r,o=t.length-1,c=i<r?i:r;if(r>=o)return null;var u=(0,a.readUint16)(t,r);if(u>=65472&&u<=65534)return{invalid:null,marker:u,offset:r};for(var l=(0,a.readUint16)(t,c);!(l>=65472&&l<=65534);){if(++c>=o)return null;l=(0,a.readUint16)(t,c)}return{invalid:u.toString(16),marker:l,offset:c}}var w=function(){function JpegImage(){var t=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{},r=t.decodeTransform,i=void 0===r?null:r,o=t.colorTransform,a=void 0===o?-1:o;_classCallCheck(this,JpegImage);this._decodeTransform=i;this._colorTransform=a}!function _createClass(t,r,i){r&&_defineProperties(t.prototype,r);i&&_defineProperties(t,i);return t}(JpegImage,[{key:"parse",value:function parse(t){var r=arguments.length>1&&void 0!==arguments[1]?arguments[1]:{},i=r.dnlScanLines,p=void 0===i?null:i;function readDataBlock(){var r=(0,a.readUint16)(t,y),i=(y+=2)+r-2,c=findNextFileMarker(t,i,y);if(c&&c.invalid){(0,o.warn)("readDataBlock - incorrect length, current marker is: "+c.invalid);i=c.offset}var u=t.subarray(y,i);y+=u.length;return u}function prepareComponents(t){for(var r=Math.ceil(t.samplesPerLine/8/t.maxH),i=Math.ceil(t.scanLines/8/t.maxV),o=0,a=t.components.length;o<a;o++){var c=t.components[o],u=Math.ceil(Math.ceil(t.samplesPerLine/8)*c.h/t.maxH),l=Math.ceil(Math.ceil(t.scanLines/8)*c.v/t.maxV),h=r*c.h,p=64*(i*c.v)*(h+1);c.blockData=new Int16Array(p);c.blocksPerLine=u;c.blocksPerColumn=l}t.mcusPerLine=r;t.mcusPerColumn=i}var d,m,y=0,v=null,g=null,b=0,x=[],w=[],_=[],C=(0,a.readUint16)(t,y);y+=2;if(65496!==C)throw new c("SOI not found");C=(0,a.readUint16)(t,y);y+=2;e:for(;65497!==C;){var S=void 0,k=void 0,P=void 0;switch(C){case 65504:case 65505:case 65506:case 65507:case 65508:case 65509:case 65510:case 65511:case 65512:case 65513:case 65514:case 65515:case 65516:case 65517:case 65518:case 65519:case 65534:var T=readDataBlock();65504===C&&74===T[0]&&70===T[1]&&73===T[2]&&70===T[3]&&0===T[4]&&(v={version:{major:T[5],minor:T[6]},densityUnits:T[7],xDensity:T[8]<<8|T[9],yDensity:T[10]<<8|T[11],thumbWidth:T[12],thumbHeight:T[13],thumbData:T.subarray(14,14+3*T[12]*T[13])});65518===C&&65===T[0]&&100===T[1]&&111===T[2]&&98===T[3]&&101===T[4]&&(g={version:T[5]<<8|T[6],flags0:T[7]<<8|T[8],flags1:T[9]<<8|T[10],transformCode:T[11]});break;case 65499:for(var I=(0,a.readUint16)(t,y),E=I+(y+=2)-2;y<E;){var O=t[y++],A=new Uint16Array(64);if(O>>4==0)for(k=0;k<64;k++)A[h[k]]=t[y++];else{if(O>>4!=1)throw new c("DQT - invalid table spec");for(k=0;k<64;k++){A[h[k]]=(0,a.readUint16)(t,y);y+=2}}x[15&O]=A}break;case 65472:case 65473:case 65474:if(d)throw new c("Only single frame JPEGs supported");y+=2;(d={}).extended=65473===C;d.progressive=65474===C;d.precision=t[y++];var R=(0,a.readUint16)(t,y);y+=2;d.scanLines=p||R;d.samplesPerLine=(0,a.readUint16)(t,y);y+=2;d.components=[];d.componentIds={};var B=t[y++],M=0,D=0;for(S=0;S<B;S++){var L=t[y],N=t[y+1]>>4,U=15&t[y+1];M<N&&(M=N);D<U&&(D=U);var j=t[y+2];P=d.components.push({h:N,v:U,quantizationId:j,quantizationTable:null});d.componentIds[L]=P-1;y+=3}d.maxH=M;d.maxV=D;prepareComponents(d);break;case 65476:var H=(0,a.readUint16)(t,y);y+=2;for(S=2;S<H;){var z=t[y++],X=new Uint8Array(16),Y=0;for(k=0;k<16;k++,y++)Y+=X[k]=t[y];var G=new Uint8Array(Y);for(k=0;k<Y;k++,y++)G[k]=t[y];S+=17+Y;(z>>4==0?_:w)[15&z]=buildHuffmanTable(X,G)}break;case 65501:y+=2;m=(0,a.readUint16)(t,y);y+=2;break;case 65498:var J=1==++b&&!p;y+=2;var q=t[y++],W=[];for(S=0;S<q;S++){var V=t[y++],K=d.componentIds[V],Q=d.components[K];Q.index=V;var Z=t[y++];Q.huffmanTableDC=_[Z>>4];Q.huffmanTableAC=w[15&Z];W.push(Q)}var $=t[y++],ee=t[y++],te=t[y++];try{var re=decodeScan(t,y,d,W,m,$,ee,te>>4,15&te,J);y+=re}catch(r){if(r instanceof u){(0,o.warn)("".concat(r.message," -- attempting to re-parse the JPEG image."));return this.parse(t,{dnlScanLines:r.scanLines})}if(r instanceof l){(0,o.warn)("".concat(r.message," -- ignoring the rest of the image data."));break e}throw r}break;case 65500:y+=4;break;case 65535:255!==t[y]&&y--;break;default:var ne=findNextFileMarker(t,y-2,y-3);if(ne&&ne.invalid){(0,o.warn)("JpegImage.parse - unexpected data, current marker is: "+ne.invalid);y=ne.offset;break}if(!ne||y>=t.length-1){(0,o.warn)("JpegImage.parse - reached the end of the image data without finding an EOI marker (0xFFD9).");break e}throw new c("JpegImage.parse - unknown marker: "+C.toString(16))}C=(0,a.readUint16)(t,y);y+=2}this.width=d.samplesPerLine;this.height=d.scanLines;this.jfif=v;this.adobe=g;this.components=[];for(var ie=0,oe=d.components.length;ie<oe;ie++){var ae=d.components[ie],se=x[ae.quantizationId];se&&(ae.quantizationTable=se);this.components.push({index:ae.index,output:buildComponentData(0,ae),scaleX:ae.h/d.maxH,scaleY:ae.v/d.maxV,blocksPerLine:ae.blocksPerLine,blocksPerColumn:ae.blocksPerColumn})}this.numComponents=this.components.length}},{key:"_getLinearizedBlockData",value:function _getLinearizedBlockData(t,r){var i,o,a,c,u,l,h,p,d,m,y,v,g=arguments.length>2&&void 0!==arguments[2]&&arguments[2],b=this.width/t,x=this.height/r,w=0,_=this.components.length,C=t*r*_,S=new Uint8ClampedArray(C),k=new Uint32Array(t),P=4294967288;for(h=0;h<_;h++){o=(i=this.components[h]).scaleX*b;a=i.scaleY*x;w=h;y=i.output;c=i.blocksPerLine+1<<3;if(o!==v){for(u=0;u<t;u++){p=0|u*o;k[u]=(p&P)<<3|7&p}v=o}for(l=0;l<r;l++){m=c*((p=0|l*a)&P)|(7&p)<<3;for(u=0;u<t;u++){S[w]=y[m+k[u]];w+=_}}}var T=this._decodeTransform;g||4!==_||T||(T=new Int32Array([-256,255,-256,255,-256,255,-256,255]));if(T)for(h=0;h<C;)for(p=0,d=0;p<_;p++,h++,d+=2)S[h]=(S[h]*T[d]>>8)+T[d+1];return S}},{key:"_isColorConversionNeeded",get:function get(){return this.adobe?!!this.adobe.transformCode:3===this.numComponents?0!==this._colorTransform&&(82!==this.components[0].index||71!==this.components[1].index||66!==this.components[2].index):1===this._colorTransform}},{key:"_convertYccToRgb",value:function _convertYccToRgb(t){for(var r,i,o,a=0,c=t.length;a<c;a+=3){r=t[a];i=t[a+1];o=t[a+2];t[a]=r-179.456+1.402*o;t[a+1]=r+135.459-.344*i-.714*o;t[a+2]=r-226.816+1.772*i}return t}},{key:"_convertYcckToRgb",value:function _convertYcckToRgb(t){for(var r,i,o,a,c=0,u=0,l=t.length;u<l;u+=4){r=t[u];i=t[u+1];o=t[u+2];a=t[u+3];t[c++]=i*(-660635669420364e-19*i+.000437130475926232*o-54080610064599e-18*r+.00048449797120281*a-.154362151871126)-122.67195406894+o*(-.000957964378445773*o+.000817076911346625*r-.00477271405408747*a+1.53380253221734)+r*(.000961250184130688*r-.00266257332283933*a+.48357088451265)+a*(-.000336197177618394*a+.484791561490776);t[c++]=107.268039397724+i*(219927104525741e-19*i-.000640992018297945*o+.000659397001245577*r+.000426105652938837*a-.176491792462875)+o*(-.000778269941513683*o+.00130872261408275*r+.000770482631801132*a-.151051492775562)+r*(.00126935368114843*r-.00265090189010898*a+.25802910206845)+a*(-.000318913117588328*a-.213742400323665);t[c++]=i*(-.000570115196973677*i-263409051004589e-19*o+.0020741088115012*r-.00288260236853442*a+.814272968359295)-20.810012546947+o*(-153496057440975e-19*o-.000132689043961446*r+.000560833691242812*a-.195152027534049)+r*(.00174418132927582*r-.00255243321439347*a+.116935020465145)+a*(-.000343531996510555*a+.24165260232407)}return t.subarray(0,c)}},{key:"_convertYcckToCmyk",value:function _convertYcckToCmyk(t){for(var r,i,o,a=0,c=t.length;a<c;a+=4){r=t[a];i=t[a+1];o=t[a+2];t[a]=434.456-r-1.402*o;t[a+1]=119.541-r+.344*i+.714*o;t[a+2]=481.816-r-1.772*i}return t}},{key:"_convertCmykToRgb",value:function _convertCmykToRgb(t){for(var r,i,o,a,c=0,u=0,l=t.length;u<l;u+=4){r=t[u];i=t[u+1];o=t[u+2];a=t[u+3];t[c++]=255+r*(-6747147073602441e-20*r+.0008379262121013727*i+.0002894718188643294*o+.003264231057537806*a-1.1185611867203937)+i*(26374107616089405e-21*i-8626949158638572e-20*o-.0002748769067499491*a-.02155688794978967)+o*(-3878099212869363e-20*o-.0003267808279485286*a+.0686742238595345)-a*(.0003361971776183937*a+.7430659151342254);t[c++]=255+r*(.00013596372813588848*r+.000924537132573585*i+.00010567359618683593*o+.0004791864687436512*a-.3109689587515875)+i*(-.00023545346108370344*i+.0002702845253534714*o+.0020200308977307156*a-.7488052167015494)+o*(6834815998235662e-20*o+.00015168452363460973*a-.09751927774728933)-a*(.0003189131175883281*a+.7364883807733168);t[c++]=255+r*(13598650411385307e-21*r+.00012423956175490851*i+.0004751985097583589*o-36729317476630422e-22*a-.05562186980264034)+i*(.00016141380598724676*i+.0009692239130725186*o+.0007782692450036253*a-.44015232367526463)+o*(5.068882914068769e-7*o+.0017778369011375071*a-.7591454649749609)-a*(.0003435319965105553*a+.7063770186160144)}return t.subarray(0,c)}},{key:"getData",value:function getData(t){var r=t.width,i=t.height,o=t.forceRGB,a=void 0!==o&&o,u=t.isSourcePDF,l=void 0!==u&&u;if(this.numComponents>4)throw new c("Unsupported color mode");var h=this._getLinearizedBlockData(r,i,l);if(1===this.numComponents&&a){for(var p=h.length,d=new Uint8ClampedArray(3*p),m=0,y=0;y<p;y++){var v=h[y];d[m++]=v;d[m++]=v;d[m++]=v}return d}if(3===this.numComponents&&this._isColorConversionNeeded)return this._convertYccToRgb(h);if(4===this.numComponents){if(this._isColorConversionNeeded)return a?this._convertYcckToRgb(h):this._convertYcckToCmyk(h);if(a)return this._convertCmykToRgb(h)}return h}}]);return JpegImage}();r.JpegImage=w},(t,r,i)=>{"use strict";function _typeof(t){_typeof="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function _typeof(t){return typeof t}:function _typeof(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t};return _typeof(t)}Object.defineProperty(r,"__esModule",{value:!0});r.JpxImage=void 0;var o=i(1),a=i(95),c=i(100);function _defineProperties(t,r){for(var i=0;i<r.length;i++){var o=r[i];o.enumerable=o.enumerable||!1;o.configurable=!0;"value"in o&&(o.writable=!0);Object.defineProperty(t,o.key,o)}}function _createClass(t,r,i){r&&_defineProperties(t.prototype,r);i&&_defineProperties(t,i);return t}function _classCallCheck(t,r){if(!(t instanceof r))throw new TypeError("Cannot call a class as a function")}function _inherits(t,r){if("function"!=typeof r&&null!==r)throw new TypeError("Super expression must either be null or a function");t.prototype=Object.create(r&&r.prototype,{constructor:{value:t,writable:!0,configurable:!0}});r&&_setPrototypeOf(t,r)}function _setPrototypeOf(t,r){_setPrototypeOf=Object.setPrototypeOf||function _setPrototypeOf(t,r){t.__proto__=r;return t};return _setPrototypeOf(t,r)}function _createSuper(t){var r=function _isNativeReflectConstruct(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){})));return!0}catch(t){return!1}}();return function _createSuperInternal(){var i,o=_getPrototypeOf(t);if(r){var a=_getPrototypeOf(this).constructor;i=Reflect.construct(o,arguments,a)}else i=o.apply(this,arguments);return _possibleConstructorReturn(this,i)}}function _possibleConstructorReturn(t,r){if(r&&("object"===_typeof(r)||"function"==typeof r))return r;if(void 0!==r)throw new TypeError("Derived constructors may only return object or undefined");return function _assertThisInitialized(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}(t)}function _getPrototypeOf(t){_getPrototypeOf=Object.setPrototypeOf?Object.getPrototypeOf:function _getPrototypeOf(t){return t.__proto__||Object.getPrototypeOf(t)};return _getPrototypeOf(t)}var u=function(t){_inherits(JpxError,t);var r=_createSuper(JpxError);function JpxError(t){_classCallCheck(this,JpxError);return r.call(this,"JPX error: ".concat(t),"JpxError")}return JpxError}(o.BaseException),l={LL:0,LH:1,HL:1,HH:2},h=function(){function JpxImage(){_classCallCheck(this,JpxImage);this.failOnCorruptedImage=!1}_createClass(JpxImage,[{key:"parse",value:function parse(t){if(65359!==(0,a.readUint16)(t,0))for(var r=t.length,i=0;i<r;){var c=8,l=(0,a.readUint32)(t,i),h=(0,a.readUint32)(t,i+4);i+=c;if(1===l){l=4294967296*(0,a.readUint32)(t,i)+(0,a.readUint32)(t,i+4);i+=8;c+=8}0===l&&(l=r-i+c);if(l<c)throw new u("Invalid box field size");var p=l-c,d=!0;switch(h){case 1785737832:d=!1;break;case 1668246642:var m=t[i];if(1===m){var y=(0,a.readUint32)(t,i+3);switch(y){case 16:case 17:case 18:break;default:(0,o.warn)("Unknown colorspace "+y)}}else 2===m&&(0,o.info)("ICC profile not supported");break;case 1785737827:this.parseCodestream(t,i,i+p);break;case 1783636e3:218793738!==(0,a.readUint32)(t,i)&&(0,o.warn)("Invalid JP2 signature");break;case 1783634458:case 1718909296:case 1920099697:case 1919251232:case 1768449138:break;default:var v=String.fromCharCode(h>>24&255,h>>16&255,h>>8&255,255&h);(0,o.warn)("Unsupported header type ".concat(h," (").concat(v,")."))}d&&(i+=p)}else this.parseCodestream(t,0,t.length)}},{key:"parseImageProperties",value:function parseImageProperties(t){for(var r=t.getByte();r>=0;){if(65361===(r<<8|(r=t.getByte()))){t.skip(4);var i=t.getInt32()>>>0,o=t.getInt32()>>>0,a=t.getInt32()>>>0,c=t.getInt32()>>>0;t.skip(16);var l=t.getUint16();this.width=i-a;this.height=o-c;this.componentsCount=l;this.bitsPerComponent=8;return}}throw new u("No size marker found in JPX stream")}},{key:"parseCodestream",value:function parseCodestream(t,r,i){var c={},l=!1;try{for(var h=r;h+1<i;){var p=(0,a.readUint16)(t,h);h+=2;var d=0,m=void 0,y=void 0,v=void 0,g=void 0,b=void 0,x=void 0;switch(p){case 65359:c.mainHeader=!0;break;case 65497:break;case 65361:d=(0,a.readUint16)(t,h);var w={};w.Xsiz=(0,a.readUint32)(t,h+4);w.Ysiz=(0,a.readUint32)(t,h+8);w.XOsiz=(0,a.readUint32)(t,h+12);w.YOsiz=(0,a.readUint32)(t,h+16);w.XTsiz=(0,a.readUint32)(t,h+20);w.YTsiz=(0,a.readUint32)(t,h+24);w.XTOsiz=(0,a.readUint32)(t,h+28);w.YTOsiz=(0,a.readUint32)(t,h+32);var _=(0,a.readUint16)(t,h+36);w.Csiz=_;var C=[];m=h+38;for(var S=0;S<_;S++){var k={precision:1+(127&t[m]),isSigned:!!(128&t[m]),XRsiz:t[m+1],YRsiz:t[m+2]};m+=3;calculateComponentDimensions(k,w);C.push(k)}c.SIZ=w;c.components=C;calculateTileGrids(c,C);c.QCC=[];c.COC=[];break;case 65372:d=(0,a.readUint16)(t,h);var P={};m=h+2;switch(31&(y=t[m++])){case 0:g=8;b=!0;break;case 1:g=16;b=!1;break;case 2:g=16;b=!0;break;default:throw new Error("Invalid SQcd value "+y)}P.noQuantization=8===g;P.scalarExpounded=b;P.guardBits=y>>5;v=[];for(;m<d+h;){var T={};if(8===g){T.epsilon=t[m++]>>3;T.mu=0}else{T.epsilon=t[m]>>3;T.mu=(7&t[m])<<8|t[m+1];m+=2}v.push(T)}P.SPqcds=v;if(c.mainHeader)c.QCD=P;else{c.currentTile.QCD=P;c.currentTile.QCC=[]}break;case 65373:d=(0,a.readUint16)(t,h);var I={};m=h+2;var E=void 0;if(c.SIZ.Csiz<257)E=t[m++];else{E=(0,a.readUint16)(t,m);m+=2}switch(31&(y=t[m++])){case 0:g=8;b=!0;break;case 1:g=16;b=!1;break;case 2:g=16;b=!0;break;default:throw new Error("Invalid SQcd value "+y)}I.noQuantization=8===g;I.scalarExpounded=b;I.guardBits=y>>5;v=[];for(;m<d+h;){var O={};if(8===g){O.epsilon=t[m++]>>3;O.mu=0}else{O.epsilon=t[m]>>3;O.mu=(7&t[m])<<8|t[m+1];m+=2}v.push(O)}I.SPqcds=v;c.mainHeader?c.QCC[E]=I:c.currentTile.QCC[E]=I;break;case 65362:d=(0,a.readUint16)(t,h);var A={};m=h+2;var R=t[m++];A.entropyCoderWithCustomPrecincts=!!(1&R);A.sopMarkerUsed=!!(2&R);A.ephMarkerUsed=!!(4&R);A.progressionOrder=t[m++];A.layersCount=(0,a.readUint16)(t,m);m+=2;A.multipleComponentTransform=t[m++];A.decompositionLevelsCount=t[m++];A.xcb=2+(15&t[m++]);A.ycb=2+(15&t[m++]);var B=t[m++];A.selectiveArithmeticCodingBypass=!!(1&B);A.resetContextProbabilities=!!(2&B);A.terminationOnEachCodingPass=!!(4&B);A.verticallyStripe=!!(8&B);A.predictableTermination=!!(16&B);A.segmentationSymbolUsed=!!(32&B);A.reversibleTransformation=t[m++];if(A.entropyCoderWithCustomPrecincts){for(var M=[];m<d+h;){var D=t[m++];M.push({PPx:15&D,PPy:D>>4})}A.precinctsSizes=M}var L=[];A.selectiveArithmeticCodingBypass&&L.push("selectiveArithmeticCodingBypass");A.resetContextProbabilities&&L.push("resetContextProbabilities");A.terminationOnEachCodingPass&&L.push("terminationOnEachCodingPass");A.verticallyStripe&&L.push("verticallyStripe");A.predictableTermination&&L.push("predictableTermination");if(L.length>0){l=!0;(0,o.warn)("JPX: Unsupported COD options (".concat(L.join(", "),")."))}if(c.mainHeader)c.COD=A;else{c.currentTile.COD=A;c.currentTile.COC=[]}break;case 65424:d=(0,a.readUint16)(t,h);(x={}).index=(0,a.readUint16)(t,h+2);x.length=(0,a.readUint32)(t,h+4);x.dataEnd=x.length+h-2;x.partIndex=t[h+8];x.partsCount=t[h+9];c.mainHeader=!1;if(0===x.partIndex){x.COD=c.COD;x.COC=c.COC.slice(0);x.QCD=c.QCD;x.QCC=c.QCC.slice(0)}c.currentTile=x;break;case 65427:if(0===(x=c.currentTile).partIndex){initializeTile(c,x.index);buildPackets(c)}parseTilePackets(c,t,h,d=x.dataEnd-h);break;case 65363:(0,o.warn)("JPX: Codestream code 0xFF53 (COC) is not implemented.");case 65365:case 65367:case 65368:case 65380:d=(0,a.readUint16)(t,h);break;default:throw new Error("Unknown codestream code: "+p.toString(16))}h+=d}}catch(t){if(l||this.failOnCorruptedImage)throw new u(t.message);(0,o.warn)('JPX: Trying to recover from: "'.concat(t.message,'".'))}this.tiles=function transformComponents(t){for(var r=t.SIZ,i=t.components,o=r.Csiz,a=[],c=0,u=t.tiles.length;c<u;c++){for(var l=t.tiles[c],h=[],p=0;p<o;p++)h[p]=transformTile(t,l,p);var d=h[0],m=new Uint8ClampedArray(d.items.length*o),y={left:d.left,top:d.top,width:d.width,height:d.height,items:m},v=void 0,g=void 0,b=0,x=void 0,w=void 0,_=void 0,C=void 0,S=void 0;if(l.codingStyleDefaultParameters.multipleComponentTransform){var k=4===o,P=h[0].items,T=h[1].items,I=h[2].items,E=k?h[3].items:null;g=.5+(128<<(v=i[0].precision-8));var O=l.components[0],A=o-3;w=P.length;if(O.codingStyleParameters.reversibleTransformation)for(x=0;x<w;x++,b+=A){_=P[x]+g;C=T[x];var R=_-((S=I[x])+C>>2);m[b++]=R+S>>v;m[b++]=R>>v;m[b++]=R+C>>v}else for(x=0;x<w;x++,b+=A){_=P[x]+g;C=T[x];S=I[x];m[b++]=_+1.402*S>>v;m[b++]=_-.34413*C-.71414*S>>v;m[b++]=_+1.772*C>>v}if(k)for(x=0,b=3;x<w;x++,b+=4)m[b]=E[x]+g>>v}else for(var B=0;B<o;B++){var M=h[B].items;g=.5+(128<<(v=i[B].precision-8));for(b=B,x=0,w=M.length;x<w;x++){m[b]=M[x]+g>>v;b+=o}}a.push(y)}return a}(c);this.width=c.SIZ.Xsiz-c.SIZ.XOsiz;this.height=c.SIZ.Ysiz-c.SIZ.YOsiz;this.componentsCount=c.SIZ.Csiz}}]);return JpxImage}();r.JpxImage=h;function calculateComponentDimensions(t,r){t.x0=Math.ceil(r.XOsiz/t.XRsiz);t.x1=Math.ceil(r.Xsiz/t.XRsiz);t.y0=Math.ceil(r.YOsiz/t.YRsiz);t.y1=Math.ceil(r.Ysiz/t.YRsiz);t.width=t.x1-t.x0;t.height=t.y1-t.y0}function calculateTileGrids(t,r){for(var i,o=t.SIZ,a=[],c=Math.ceil((o.Xsiz-o.XTOsiz)/o.XTsiz),u=Math.ceil((o.Ysiz-o.YTOsiz)/o.YTsiz),l=0;l<u;l++)for(var h=0;h<c;h++){(i={}).tx0=Math.max(o.XTOsiz+h*o.XTsiz,o.XOsiz);i.ty0=Math.max(o.YTOsiz+l*o.YTsiz,o.YOsiz);i.tx1=Math.min(o.XTOsiz+(h+1)*o.XTsiz,o.Xsiz);i.ty1=Math.min(o.YTOsiz+(l+1)*o.YTsiz,o.Ysiz);i.width=i.tx1-i.tx0;i.height=i.ty1-i.ty0;i.components=[];a.push(i)}t.tiles=a;for(var p=0,d=o.Csiz;p<d;p++)for(var m=r[p],y=0,v=a.length;y<v;y++){var g={};i=a[y];g.tcx0=Math.ceil(i.tx0/m.XRsiz);g.tcy0=Math.ceil(i.ty0/m.YRsiz);g.tcx1=Math.ceil(i.tx1/m.XRsiz);g.tcy1=Math.ceil(i.ty1/m.YRsiz);g.width=g.tcx1-g.tcx0;g.height=g.tcy1-g.tcy0;i.components[p]=g}}function getBlocksDimensions(t,r,i){var o=r.codingStyleParameters,a={};if(o.entropyCoderWithCustomPrecincts){a.PPx=o.precinctsSizes[i].PPx;a.PPy=o.precinctsSizes[i].PPy}else{a.PPx=15;a.PPy=15}a.xcb_=i>0?Math.min(o.xcb,a.PPx-1):Math.min(o.xcb,a.PPx);a.ycb_=i>0?Math.min(o.ycb,a.PPy-1):Math.min(o.ycb,a.PPy);return a}function buildPrecincts(t,r,i){var o=1<<i.PPx,a=1<<i.PPy,c=0===r.resLevel,u=1<<i.PPx+(c?0:-1),l=1<<i.PPy+(c?0:-1),h=r.trx1>r.trx0?Math.ceil(r.trx1/o)-Math.floor(r.trx0/o):0,p=r.try1>r.try0?Math.ceil(r.try1/a)-Math.floor(r.try0/a):0,d=h*p;r.precinctParameters={precinctWidth:o,precinctHeight:a,numprecinctswide:h,numprecinctshigh:p,numprecincts:d,precinctWidthInSubband:u,precinctHeightInSubband:l}}function buildCodeblocks(t,r,i){var o,a,c,u,l=i.xcb_,h=i.ycb_,p=1<<l,d=1<<h,m=r.tbx0>>l,y=r.tby0>>h,v=r.tbx1+p-1>>l,g=r.tby1+d-1>>h,b=r.resolution.precinctParameters,x=[],w=[];for(a=y;a<g;a++)for(o=m;o<v;o++){(c={cbx:o,cby:a,tbx0:p*o,tby0:d*a,tbx1:p*(o+1),tby1:d*(a+1)}).tbx0_=Math.max(r.tbx0,c.tbx0);c.tby0_=Math.max(r.tby0,c.tby0);c.tbx1_=Math.min(r.tbx1,c.tbx1);c.tby1_=Math.min(r.tby1,c.tby1);u=Math.floor((c.tbx0_-r.tbx0)/b.precinctWidthInSubband)+Math.floor((c.tby0_-r.tby0)/b.precinctHeightInSubband)*b.numprecinctswide;c.precinctNumber=u;c.subbandType=r.type;c.Lblock=3;if(!(c.tbx1_<=c.tbx0_||c.tby1_<=c.tby0_)){x.push(c);var _=w[u];if(void 0!==_){o<_.cbxMin?_.cbxMin=o:o>_.cbxMax&&(_.cbxMax=o);a<_.cbyMin?_.cbxMin=a:a>_.cbyMax&&(_.cbyMax=a)}else w[u]=_={cbxMin:o,cbyMin:a,cbxMax:o,cbyMax:a};c.precinct=_}}r.codeblockParameters={codeblockWidth:l,codeblockHeight:h,numcodeblockwide:v-m+1,numcodeblockhigh:g-y+1};r.codeblocks=x;r.precincts=w}function createPacket(t,r,i){for(var o=[],a=t.subbands,c=0,u=a.length;c<u;c++)for(var l=a[c].codeblocks,h=0,p=l.length;h<p;h++){var d=l[h];d.precinctNumber===r&&o.push(d)}return{layerNumber:i,codeblocks:o}}function LayerResolutionComponentPositionIterator(t){for(var r=t.SIZ,i=t.currentTile.index,o=t.tiles[i],a=o.codingStyleDefaultParameters.layersCount,c=r.Csiz,l=0,h=0;h<c;h++)l=Math.max(l,o.components[h].codingStyleParameters.decompositionLevelsCount);var p=0,d=0,m=0,y=0;this.nextPacket=function JpxImage_nextPacket(){for(;p<a;p++){for(;d<=l;d++){for(;m<c;m++){var t=o.components[m];if(!(d>t.codingStyleParameters.decompositionLevelsCount)){for(var r=t.resolutions[d],i=r.precinctParameters.numprecincts;y<i;){var h=createPacket(r,y,p);y++;return h}y=0}}m=0}d=0}throw new u("Out of packets")}}function ResolutionLayerComponentPositionIterator(t){for(var r=t.SIZ,i=t.currentTile.index,o=t.tiles[i],a=o.codingStyleDefaultParameters.layersCount,c=r.Csiz,l=0,h=0;h<c;h++)l=Math.max(l,o.components[h].codingStyleParameters.decompositionLevelsCount);var p=0,d=0,m=0,y=0;this.nextPacket=function JpxImage_nextPacket(){for(;p<=l;p++){for(;d<a;d++){for(;m<c;m++){var t=o.components[m];if(!(p>t.codingStyleParameters.decompositionLevelsCount)){for(var r=t.resolutions[p],i=r.precinctParameters.numprecincts;y<i;){var h=createPacket(r,y,d);y++;return h}y=0}}m=0}d=0}throw new u("Out of packets")}}function ResolutionPositionComponentLayerIterator(t){var r,i,o,a,c=t.SIZ,l=t.currentTile.index,h=t.tiles[l],p=h.codingStyleDefaultParameters.layersCount,d=c.Csiz,m=0;for(o=0;o<d;o++){var y=h.components[o];m=Math.max(m,y.codingStyleParameters.decompositionLevelsCount)}var v=new Int32Array(m+1);for(i=0;i<=m;++i){var g=0;for(o=0;o<d;++o){var b=h.components[o].resolutions;i<b.length&&(g=Math.max(g,b[i].precinctParameters.numprecincts))}v[i]=g}r=0;i=0;o=0;a=0;this.nextPacket=function JpxImage_nextPacket(){for(;i<=m;i++){for(;a<v[i];a++){for(;o<d;o++){var t=h.components[o];if(!(i>t.codingStyleParameters.decompositionLevelsCount)){var c=t.resolutions[i],l=c.precinctParameters.numprecincts;if(!(a>=l)){for(;r<p;){var y=createPacket(c,a,r);r++;return y}r=0}}}o=0}a=0}throw new u("Out of packets")}}function PositionComponentResolutionLayerIterator(t){var r=t.SIZ,i=t.currentTile.index,o=t.tiles[i],a=o.codingStyleDefaultParameters.layersCount,c=r.Csiz,l=getPrecinctSizesInImageScale(o),h=l,p=0,d=0,m=0,y=0,v=0;this.nextPacket=function JpxImage_nextPacket(){for(;v<h.maxNumHigh;v++){for(;y<h.maxNumWide;y++){for(;m<c;m++){for(var t=o.components[m],r=t.codingStyleParameters.decompositionLevelsCount;d<=r;d++){var i=t.resolutions[d],g=l.components[m].resolutions[d],b=getPrecinctIndexIfExist(y,v,g,h,i);if(null!==b){for(;p<a;){var x=createPacket(i,b,p);p++;return x}p=0}}d=0}m=0}y=0}throw new u("Out of packets")}}function ComponentPositionResolutionLayerIterator(t){var r=t.SIZ,i=t.currentTile.index,o=t.tiles[i],a=o.codingStyleDefaultParameters.layersCount,c=r.Csiz,l=getPrecinctSizesInImageScale(o),h=0,p=0,d=0,m=0,y=0;this.nextPacket=function JpxImage_nextPacket(){for(;d<c;++d){for(var t=o.components[d],r=l.components[d],i=t.codingStyleParameters.decompositionLevelsCount;y<r.maxNumHigh;y++){for(;m<r.maxNumWide;m++){for(;p<=i;p++){var v=t.resolutions[p],g=r.resolutions[p],b=getPrecinctIndexIfExist(m,y,g,r,v);if(null!==b){for(;h<a;){var x=createPacket(v,b,h);h++;return x}h=0}}p=0}m=0}y=0}throw new u("Out of packets")}}function getPrecinctIndexIfExist(t,r,i,o,a){var c=t*o.minWidth,u=r*o.minHeight;if(c%i.width!=0||u%i.height!=0)return null;var l=u/i.width*a.precinctParameters.numprecinctswide;return c/i.height+l}function getPrecinctSizesInImageScale(t){for(var r=t.components.length,i=Number.MAX_VALUE,o=Number.MAX_VALUE,a=0,c=0,u=new Array(r),l=0;l<r;l++){for(var h=t.components[l],p=h.codingStyleParameters.decompositionLevelsCount,d=new Array(p+1),m=Number.MAX_VALUE,y=Number.MAX_VALUE,v=0,g=0,b=1,x=p;x>=0;--x){var w=h.resolutions[x],_=b*w.precinctParameters.precinctWidth,C=b*w.precinctParameters.precinctHeight;m=Math.min(m,_);y=Math.min(y,C);v=Math.max(v,w.precinctParameters.numprecinctswide);g=Math.max(g,w.precinctParameters.numprecinctshigh);d[x]={width:_,height:C};b<<=1}i=Math.min(i,m);o=Math.min(o,y);a=Math.max(a,v);c=Math.max(c,g);u[l]={resolutions:d,minWidth:m,minHeight:y,maxNumWide:v,maxNumHigh:g}}return{components:u,minWidth:i,minHeight:o,maxNumWide:a,maxNumHigh:c}}function buildPackets(t){for(var r=t.SIZ,i=t.currentTile.index,o=t.tiles[i],a=r.Csiz,c=0;c<a;c++){for(var l=o.components[c],h=l.codingStyleParameters.decompositionLevelsCount,p=[],d=[],m=0;m<=h;m++){var y=getBlocksDimensions(0,l,m),v={},g=1<<h-m;v.trx0=Math.ceil(l.tcx0/g);v.try0=Math.ceil(l.tcy0/g);v.trx1=Math.ceil(l.tcx1/g);v.try1=Math.ceil(l.tcy1/g);v.resLevel=m;buildPrecincts(0,v,y);p.push(v);var b=void 0;if(0===m){(b={}).type="LL";b.tbx0=Math.ceil(l.tcx0/g);b.tby0=Math.ceil(l.tcy0/g);b.tbx1=Math.ceil(l.tcx1/g);b.tby1=Math.ceil(l.tcy1/g);b.resolution=v;buildCodeblocks(0,b,y);d.push(b);v.subbands=[b]}else{var x=1<<h-m+1,w=[];(b={}).type="HL";b.tbx0=Math.ceil(l.tcx0/x-.5);b.tby0=Math.ceil(l.tcy0/x);b.tbx1=Math.ceil(l.tcx1/x-.5);b.tby1=Math.ceil(l.tcy1/x);b.resolution=v;buildCodeblocks(0,b,y);d.push(b);w.push(b);(b={}).type="LH";b.tbx0=Math.ceil(l.tcx0/x);b.tby0=Math.ceil(l.tcy0/x-.5);b.tbx1=Math.ceil(l.tcx1/x);b.tby1=Math.ceil(l.tcy1/x-.5);b.resolution=v;buildCodeblocks(0,b,y);d.push(b);w.push(b);(b={}).type="HH";b.tbx0=Math.ceil(l.tcx0/x-.5);b.tby0=Math.ceil(l.tcy0/x-.5);b.tbx1=Math.ceil(l.tcx1/x-.5);b.tby1=Math.ceil(l.tcy1/x-.5);b.resolution=v;buildCodeblocks(0,b,y);d.push(b);w.push(b);v.subbands=w}}l.resolutions=p;l.subbands=d}var _=o.codingStyleDefaultParameters.progressionOrder;switch(_){case 0:o.packetsIterator=new LayerResolutionComponentPositionIterator(t);break;case 1:o.packetsIterator=new ResolutionLayerComponentPositionIterator(t);break;case 2:o.packetsIterator=new ResolutionPositionComponentLayerIterator(t);break;case 3:o.packetsIterator=new PositionComponentResolutionLayerIterator(t);break;case 4:o.packetsIterator=new ComponentPositionResolutionLayerIterator(t);break;default:throw new u("Unsupported progression order ".concat(_))}}function parseTilePackets(t,r,i,o){var c,l=0,h=0,m=!1;function readBits(t){for(;h<t;){var o=r[i+l];l++;if(m){c=c<<7|o;h+=7;m=!1}else{c=c<<8|o;h+=8}255===o&&(m=!0)}return c>>>(h-=t)&(1<<t)-1}function skipMarkerIfEqual(t){if(255===r[i+l-1]&&r[i+l]===t){skipBytes(1);return!0}if(255===r[i+l]&&r[i+l+1]===t){skipBytes(2);return!0}return!1}function skipBytes(t){l+=t}function alignToByte(){h=0;if(m){l++;m=!1}}function readCodingpasses(){if(0===readBits(1))return 1;if(0===readBits(1))return 2;var t=readBits(2);return t<3?t+3:(t=readBits(5))<31?t+6:(t=readBits(7))+37}for(var y=t.currentTile.index,v=t.tiles[y],g=t.COD.sopMarkerUsed,b=t.COD.ephMarkerUsed,x=v.packetsIterator;l<o;){alignToByte();g&&skipMarkerIfEqual(145)&&skipBytes(4);var w=x.nextPacket();if(readBits(1)){for(var _=w.layerNumber,C=[],S=void 0,k=0,P=w.codeblocks.length;k<P;k++){var T=(S=w.codeblocks[k]).precinct,I=S.cbx-T.cbxMin,E=S.cby-T.cbyMin,O=!1,A=!1,R=void 0;if(void 0!==S.included)O=!!readBits(1);else{var B=void 0;if(void 0!==(T=S.precinct).inclusionTree)B=T.inclusionTree;else{var M=T.cbxMax-T.cbxMin+1,D=T.cbyMax-T.cbyMin+1;B=new d(M,D,_);R=new p(M,D);T.inclusionTree=B;T.zeroBitPlanesTree=R;for(var L=0;L<_;L++)if(0!==readBits(1))throw new u("Invalid tag tree")}if(B.reset(I,E,_))for(;;){if(!readBits(1)){B.incrementValue(_);break}if(!B.nextLevel()){S.included=!0;O=A=!0;break}}}if(O){if(A){(R=T.zeroBitPlanesTree).reset(I,E);for(;;)if(readBits(1)){if(!R.nextLevel())break}else R.incrementValue();S.zeroBitPlanes=R.value}for(var N=readCodingpasses();readBits(1);)S.Lblock++;var U=(0,a.log2)(N),j=readBits((N<1<<U?U-1:U)+S.Lblock);C.push({codeblock:S,codingpasses:N,dataLength:j})}}alignToByte();b&&skipMarkerIfEqual(146);for(;C.length>0;){var H=C.shift();void 0===(S=H.codeblock).data&&(S.data=[]);S.data.push({data:r,start:i+l,end:i+l+H.dataLength,codingpasses:H.codingpasses});l+=H.dataLength}}}return l}function copyCoefficients(t,r,i,o,a,u,l,h){for(var p=o.tbx0,d=o.tby0,y=o.tbx1-o.tbx0,v=o.codeblocks,g="H"===o.type.charAt(0)?1:0,b="H"===o.type.charAt(1)?r:0,x=0,w=v.length;x<w;++x){var _=v[x],C=_.tbx1_-_.tbx0_,S=_.tby1_-_.tby0_;if(0!==C&&0!==S&&void 0!==_.data){var k=new m(C,S,_.subbandType,_.zeroBitPlanes,u),P=2,T=_.data,I=0,E=0,O=void 0,A=void 0,R=void 0;for(O=0,A=T.length;O<A;O++){I+=(R=T[O]).end-R.start;E+=R.codingpasses}var B=new Uint8Array(I),M=0;for(O=0,A=T.length;O<A;O++){var D=(R=T[O]).data.subarray(R.start,R.end);B.set(D,M);M+=D.length}var L=new c.ArithmeticDecoder(B,0,I);k.setDecoder(L);for(O=0;O<E;O++){switch(P){case 0:k.runSignificancePropagationPass();break;case 1:k.runMagnitudeRefinementPass();break;case 2:k.runCleanupPass();h&&k.checkSegmentationSymbol()}P=(P+1)%3}var N=_.tbx0_-p+(_.tby0_-d)*y,U=k.coefficentsSign,j=k.coefficentsMagnitude,H=k.bitsDecoded,z=l?0:.5,X=void 0,Y=void 0,G=void 0;M=0;var J="LL"!==o.type;for(O=0;O<S;O++){var q=2*(N/y|0)*(r-y)+g+b;for(X=0;X<C;X++){if(0!==(Y=j[M])){Y=(Y+z)*a;0!==U[M]&&(Y=-Y);G=H[M];var W=J?q+(N<<1):N;t[W]=l&&G>=u?Y:Y*(1<<u-G)}N++;M++}N+=y-C}}}}function transformTile(t,r,i){for(var o=r.components[i],a=o.codingStyleParameters,c=o.quantizationParameters,u=a.decompositionLevelsCount,h=c.SPqcds,p=c.scalarExpounded,d=c.guardBits,m=a.segmentationSymbolUsed,y=t.components[i].precision,b=a.reversibleTransformation,x=b?new g:new v,w=[],_=0,C=0;C<=u;C++){for(var S=o.resolutions[C],k=S.trx1-S.trx0,P=S.try1-S.try0,T=new Float32Array(k*P),I=0,E=S.subbands.length;I<E;I++){var O=void 0,A=void 0;if(p){O=h[_].mu;A=h[_].epsilon;_++}else{O=h[0].mu;A=h[0].epsilon+(C>0?1-C:0)}var R=S.subbands[I],B=l[R.type];copyCoefficients(T,k,0,R,b?1:Math.pow(2,y+B-A)*(1+O/2048),d+A-1,b,m)}w.push({width:k,height:P,items:T})}var M=x.calculate(w,o.tcx0,o.tcy0);return{left:o.tcx0,top:o.tcy0,width:M.width,height:M.height,items:M.items}}function initializeTile(t,r){for(var i=t.SIZ.Csiz,o=t.tiles[r],a=0;a<i;a++){var c=o.components[a],u=void 0!==t.currentTile.QCC[a]?t.currentTile.QCC[a]:t.currentTile.QCD;c.quantizationParameters=u;var l=void 0!==t.currentTile.COC[a]?t.currentTile.COC[a]:t.currentTile.COD;c.codingStyleParameters=l}o.codingStyleDefaultParameters=t.currentTile.COD}var p=function(){function TagTree(t,r){_classCallCheck(this,TagTree);var i=(0,a.log2)(Math.max(t,r))+1;this.levels=[];for(var o=0;o<i;o++){var c={width:t,height:r,items:[]};this.levels.push(c);t=Math.ceil(t/2);r=Math.ceil(r/2)}}_createClass(TagTree,[{key:"reset",value:function reset(t,r){for(var i,o=0,a=0;o<this.levels.length;){var c=t+r*(i=this.levels[o]).width;if(void 0!==i.items[c]){a=i.items[c];break}i.index=c;t>>=1;r>>=1;o++}o--;(i=this.levels[o]).items[i.index]=a;this.currentLevel=o;delete this.value}},{key:"incrementValue",value:function incrementValue(){var t=this.levels[this.currentLevel];t.items[t.index]++}},{key:"nextLevel",value:function nextLevel(){var t=this.currentLevel,r=this.levels[t],i=r.items[r.index];if(--t<0){this.value=i;return!1}this.currentLevel=t;(r=this.levels[t]).items[r.index]=i;return!0}}]);return TagTree}(),d=function(){function InclusionTree(t,r,i){_classCallCheck(this,InclusionTree);var o=(0,a.log2)(Math.max(t,r))+1;this.levels=[];for(var c=0;c<o;c++){for(var u=new Uint8Array(t*r),l=0,h=u.length;l<h;l++)u[l]=i;var p={width:t,height:r,items:u};this.levels.push(p);t=Math.ceil(t/2);r=Math.ceil(r/2)}}_createClass(InclusionTree,[{key:"reset",value:function reset(t,r,i){for(var o=0;o<this.levels.length;){var a=this.levels[o],c=t+r*a.width;a.index=c;var u=a.items[c];if(255===u)break;if(u>i){this.currentLevel=o;this.propagateValues();return!1}t>>=1;r>>=1;o++}this.currentLevel=o-1;return!0}},{key:"incrementValue",value:function incrementValue(t){var r=this.levels[this.currentLevel];r.items[r.index]=t+1;this.propagateValues()}},{key:"propagateValues",value:function propagateValues(){for(var t=this.currentLevel,r=this.levels[t],i=r.items[r.index];--t>=0;)(r=this.levels[t]).items[r.index]=i}},{key:"nextLevel",value:function nextLevel(){var t=this.currentLevel,r=this.levels[t],i=r.items[r.index];r.items[r.index]=255;if(--t<0)return!1;this.currentLevel=t;(r=this.levels[t]).items[r.index]=i;return!0}}]);return InclusionTree}(),m=function BitModelClosure(){var t=17,r=new Uint8Array([0,5,8,0,3,7,8,0,4,7,8,0,0,0,0,0,1,6,8,0,3,7,8,0,4,7,8,0,0,0,0,0,2,6,8,0,3,7,8,0,4,7,8,0,0,0,0,0,2,6,8,0,3,7,8,0,4,7,8,0,0,0,0,0,2,6,8,0,3,7,8,0,4,7,8]),i=new Uint8Array([0,3,4,0,5,7,7,0,8,8,8,0,0,0,0,0,1,3,4,0,6,7,7,0,8,8,8,0,0,0,0,0,2,3,4,0,6,7,7,0,8,8,8,0,0,0,0,0,2,3,4,0,6,7,7,0,8,8,8,0,0,0,0,0,2,3,4,0,6,7,7,0,8,8,8]),o=new Uint8Array([0,1,2,0,1,2,2,0,2,2,2,0,0,0,0,0,3,4,5,0,4,5,5,0,5,5,5,0,0,0,0,0,6,7,7,0,7,7,7,0,7,7,7,0,0,0,0,0,8,8,8,0,8,8,8,0,8,8,8,0,0,0,0,0,8,8,8,0,8,8,8,0,8,8,8]);return function(){function BitModel(t,a,c,u,l){_classCallCheck(this,BitModel);this.width=t;this.height=a;var h;h="HH"===c?o:"HL"===c?i:r;this.contextLabelTable=h;var p,d=t*a;this.neighborsSignificance=new Uint8Array(d);this.coefficentsSign=new Uint8Array(d);p=l>14?new Uint32Array(d):l>6?new Uint16Array(d):new Uint8Array(d);this.coefficentsMagnitude=p;this.processingFlags=new Uint8Array(d);var m=new Uint8Array(d);if(0!==u)for(var y=0;y<d;y++)m[y]=u;this.bitsDecoded=m;this.reset()}_createClass(BitModel,[{key:"setDecoder",value:function setDecoder(t){this.decoder=t}},{key:"reset",value:function reset(){this.contexts=new Int8Array(19);this.contexts[0]=8;this.contexts[17]=92;this.contexts[18]=6}},{key:"setNeighborsSignificance",value:function setNeighborsSignificance(t,r,i){var o,a=this.neighborsSignificance,c=this.width,u=this.height,l=r>0,h=r+1<c;if(t>0){o=i-c;l&&(a[o-1]+=16);h&&(a[o+1]+=16);a[o]+=4}if(t+1<u){o=i+c;l&&(a[o-1]+=16);h&&(a[o+1]+=16);a[o]+=4}l&&(a[i-1]+=1);h&&(a[i+1]+=1);a[i]|=128}},{key:"runSignificancePropagationPass",value:function runSignificancePropagationPass(){for(var t=this.decoder,r=this.width,i=this.height,o=this.coefficentsMagnitude,a=this.coefficentsSign,c=this.neighborsSignificance,u=this.processingFlags,l=this.contexts,h=this.contextLabelTable,p=this.bitsDecoded,d=0;d<i;d+=4)for(var m=0;m<r;m++)for(var y=d*r+m,v=0;v<4;v++,y+=r){var g=d+v;if(g>=i)break;u[y]&=-2;if(!o[y]&&c[y]){var b=h[c[y]];if(t.readBit(l,b)){var x=this.decodeSignBit(g,m,y);a[y]=x;o[y]=1;this.setNeighborsSignificance(g,m,y);u[y]|=2}p[y]++;u[y]|=1}}}},{key:"decodeSignBit",value:function decodeSignBit(t,r,i){var o,a,c,u,l,h,p=this.width,d=this.height,m=this.coefficentsMagnitude,y=this.coefficentsSign;u=r>0&&0!==m[i-1];if(r+1<p&&0!==m[i+1]){c=y[i+1];o=u?1-c-(a=y[i-1]):1-c-c}else o=u?1-(a=y[i-1])-a:0;var v=3*o;u=t>0&&0!==m[i-p];if(t+1<d&&0!==m[i+p]){c=y[i+p];o=u?1-c-(a=y[i-p])+v:1-c-c+v}else o=u?1-(a=y[i-p])-a+v:v;if(o>=0){l=9+o;h=this.decoder.readBit(this.contexts,l)}else{l=9-o;h=1^this.decoder.readBit(this.contexts,l)}return h}},{key:"runMagnitudeRefinementPass",value:function runMagnitudeRefinementPass(){for(var t,r=this.decoder,i=this.width,o=this.height,a=this.coefficentsMagnitude,c=this.neighborsSignificance,u=this.contexts,l=this.bitsDecoded,h=this.processingFlags,p=i*o,d=4*i,m=0;m<p;m=t){t=Math.min(p,m+d);for(var y=0;y<i;y++)for(var v=m+y;v<t;v+=i)if(a[v]&&0==(1&h[v])){var g=16;if(0!=(2&h[v])){h[v]^=2;g=0===(127&c[v])?15:14}var b=r.readBit(u,g);a[v]=a[v]<<1|b;l[v]++;h[v]|=1}}}},{key:"runCleanupPass",value:function runCleanupPass(){for(var r,i=this.decoder,o=this.width,a=this.height,c=this.neighborsSignificance,u=this.coefficentsMagnitude,l=this.coefficentsSign,h=this.contexts,p=this.contextLabelTable,d=this.bitsDecoded,m=this.processingFlags,y=o,v=2*o,g=3*o,b=0;b<a;b=r){r=Math.min(b+4,a);for(var x=b*o,w=b+3<a,_=0;_<o;_++){var C=x+_,S=0,k=C,P=b,T=void 0;if(w&&0===m[C]&&0===m[C+y]&&0===m[C+v]&&0===m[C+g]&&0===c[C]&&0===c[C+y]&&0===c[C+v]&&0===c[C+g]){if(!i.readBit(h,18)){d[C]++;d[C+y]++;d[C+v]++;d[C+g]++;continue}if(0!==(S=i.readBit(h,t)<<1|i.readBit(h,t))){P=b+S;k+=S*o}T=this.decodeSignBit(P,_,k);l[k]=T;u[k]=1;this.setNeighborsSignificance(P,_,k);m[k]|=2;k=C;for(var I=b;I<=P;I++,k+=o)d[k]++;S++}for(P=b+S;P<r;P++,k+=o)if(!u[k]&&0==(1&m[k])){var E=p[c[k]];if(1===i.readBit(h,E)){T=this.decodeSignBit(P,_,k);l[k]=T;u[k]=1;this.setNeighborsSignificance(P,_,k);m[k]|=2}d[k]++}}}}},{key:"checkSegmentationSymbol",value:function checkSegmentationSymbol(){var r=this.decoder,i=this.contexts;if(10!==(r.readBit(i,t)<<3|r.readBit(i,t)<<2|r.readBit(i,t)<<1|r.readBit(i,t)))throw new u("Invalid segmentation symbol")}}]);return BitModel}()}(),y=function(){function Transform(){_classCallCheck(this,Transform);this.constructor===Transform&&(0,o.unreachable)("Cannot initialize Transform.")}_createClass(Transform,[{key:"calculate",value:function calculate(t,r,i){for(var o=t[0],a=1,c=t.length;a<c;a++)o=this.iterate(o,t[a],r,i);return o}},{key:"extend",value:function extend(t,r,i){var o=r-1,a=r+1,c=r+i-2,u=r+i;t[o--]=t[a++];t[u++]=t[c--];t[o--]=t[a++];t[u++]=t[c--];t[o--]=t[a++];t[u++]=t[c--];t[o]=t[a];t[u]=t[c]}},{key:"filter",value:function filter(t,r,i){(0,o.unreachable)("Abstract method `filter` called")}},{key:"iterate",value:function iterate(t,r,i,o){var a,c,u,l,h,p,d=t.width,m=t.height,y=t.items,v=r.width,g=r.height,b=r.items;for(u=0,a=0;a<m;a++){l=2*a*v;for(c=0;c<d;c++,u++,l+=2)b[l]=y[u]}y=t.items=null;var x=new Float32Array(v+8);if(1===v){if(0!=(1&i))for(p=0,u=0;p<g;p++,u+=v)b[u]*=.5}else for(p=0,u=0;p<g;p++,u+=v){x.set(b.subarray(u,u+v),4);this.extend(x,4,v);this.filter(x,4,v);b.set(x.subarray(4,4+v),u)}var w=16,_=[];for(a=0;a<w;a++)_.push(new Float32Array(g+8));var C,S=0;t=4+g;if(1===g){if(0!=(1&o))for(h=0;h<v;h++)b[h]*=.5}else for(h=0;h<v;h++){if(0===S){w=Math.min(v-h,w);for(u=h,l=4;l<t;u+=v,l++)for(C=0;C<w;C++)_[C][l]=b[u+C];S=w}var k=_[--S];this.extend(k,4,g);this.filter(k,4,g);if(0===S){u=h-w+1;for(l=4;l<t;u+=v,l++)for(C=0;C<w;C++)b[u+C]=_[C][l]}}return{width:v,height:g,items:b}}}]);return Transform}(),v=function(t){_inherits(IrreversibleTransform,t);var r=_createSuper(IrreversibleTransform);function IrreversibleTransform(){_classCallCheck(this,IrreversibleTransform);return r.apply(this,arguments)}_createClass(IrreversibleTransform,[{key:"filter",value:function filter(t,r,i){var o,a,c,u,l=i>>1,h=-1.586134342059924,p=-.052980118572961,d=.882911075530934,m=.443506852043971,y=1.230174104914001;o=(r|=0)-3;for(a=l+4;a--;o+=2)t[o]*=.8128930661159609;c=m*t[(o=r-2)-1];for(a=l+3;a--;o+=2){u=m*t[o+1];t[o]=y*t[o]-c-u;if(!a--)break;c=m*t[(o+=2)+1];t[o]=y*t[o]-c-u}c=d*t[(o=r-1)-1];for(a=l+2;a--;o+=2){u=d*t[o+1];t[o]-=c+u;if(!a--)break;c=d*t[(o+=2)+1];t[o]-=c+u}c=p*t[(o=r)-1];for(a=l+1;a--;o+=2){u=p*t[o+1];t[o]-=c+u;if(!a--)break;c=p*t[(o+=2)+1];t[o]-=c+u}if(0!==l){c=h*t[(o=r+1)-1];for(a=l;a--;o+=2){u=h*t[o+1];t[o]-=c+u;if(!a--)break;c=h*t[(o+=2)+1];t[o]-=c+u}}}}]);return IrreversibleTransform}(y),g=function(t){_inherits(ReversibleTransform,t);var r=_createSuper(ReversibleTransform);function ReversibleTransform(){_classCallCheck(this,ReversibleTransform);return r.apply(this,arguments)}_createClass(ReversibleTransform,[{key:"filter",value:function filter(t,r,i){var o,a,c=i>>1;for(o=r|=0,a=c+1;a--;o+=2)t[o]-=t[o-1]+t[o+1]+2>>2;for(o=r+1,a=c;a--;o+=2)t[o]+=t[o-1]+t[o+1]>>1}}]);return ReversibleTransform}(y)}],r={};function __w_pdfjs_require__(i){var o=r[i];if(void 0!==o)return o.exports;var a=r[i]={id:i,loaded:!1,exports:{}};t[i](a,a.exports,__w_pdfjs_require__);a.loaded=!0;return a.exports}__w_pdfjs_require__.nmd=t=>{t.paths=[];t.children||(t.children=[]);return t};var i={};(()=>{"use strict";var t=i;Object.defineProperty(t,"__esModule",{value:!0});Object.defineProperty(t,"Jbig2Image",{enumerable:!0,get:function get(){return o.Jbig2Image}});Object.defineProperty(t,"JpegImage",{enumerable:!0,get:function get(){return a.JpegImage}});Object.defineProperty(t,"JpxImage",{enumerable:!0,get:function get(){return c.JpxImage}});Object.defineProperty(t,"getVerbosityLevel",{enumerable:!0,get:function get(){return r.getVerbosityLevel}});Object.defineProperty(t,"setVerbosityLevel",{enumerable:!0,get:function get(){return r.setVerbosityLevel}});var r=__w_pdfjs_require__(1),o=__w_pdfjs_require__(94),a=__w_pdfjs_require__(102),c=__w_pdfjs_require__(103)})();return i})()}));
    23.