/* Packed with Google Closure
*
* Ported to JavaScript by Lazar Laszlo 2011 
* lazarsoft@gmail.com, www.lazarsoft.info
*
* Copyright 2007 ZXing authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
var qrcode=function(){"use strict";function a(h,b){this.count=h;this.dataCodewords=b;this.__defineGetter__("Count",function(){return this.count});this.__defineGetter__("DataCodewords",function(){return this.dataCodewords})}function f(h,b,e){this.ecCodewordsPerBlock=h;this.ecBlocks=e?[b,e]:Array(b);this.__defineGetter__("ECCodewordsPerBlock",function(){return this.ecCodewordsPerBlock});this.__defineGetter__("TotalECCodewords",function(){return this.ecCodewordsPerBlock*this.NumBlocks});this.__defineGetter__("NumBlocks",
function(){for(var d=0,c=0;c<this.ecBlocks.length;c++)d+=this.ecBlocks[c].length;return d});this.getECBlocks=function(){return this.ecBlocks}}function k(h,b,e,d,c,a){this.versionNumber=h;this.alignmentPatternCenters=b;this.ecBlocks=[e,d,c,a];h=0;b=e.ECCodewordsPerBlock;e=e.getECBlocks();for(d=0;d<e.length;d++)c=e[d],h+=c.Count*(c.DataCodewords+b);this.totalCodewords=h;this.__defineGetter__("VersionNumber",function(){return this.versionNumber});this.__defineGetter__("AlignmentPatternCenters",function(){return this.alignmentPatternCenters});
this.__defineGetter__("TotalCodewords",function(){return this.totalCodewords});this.__defineGetter__("DimensionForVersion",function(){return 17+4*this.versionNumber});this.buildFunctionPattern=function(){var d=this.DimensionForVersion,c=new I(d);c.setRegion(0,0,9,9);c.setRegion(d-8,0,8,9);c.setRegion(0,d-8,9,8);for(var e=this.alignmentPatternCenters.length,b=0;b<e;b++)for(var a=this.alignmentPatternCenters[b]-2,h=0;h<e;h++)0==b&&(0==h||h==e-1)||b==e-1&&0==h||c.setRegion(this.alignmentPatternCenters[h]-
2,a,5,5);c.setRegion(6,9,1,d-17);c.setRegion(9,6,d-17,1);6<this.versionNumber&&(c.setRegion(d-11,0,3,6),c.setRegion(0,d-11,6,3));return c};this.getECBlocksForLevel=function(c){return this.ecBlocks[c.ordinal()]}}function z(h,b,e,d,c,a,l,m,f){this.a11=h;this.a12=d;this.a13=l;this.a21=b;this.a22=c;this.a23=m;this.a31=e;this.a32=a;this.a33=f;this.transformPoints1=function(c){for(var d=c.length,e=this.a11,b=this.a12,h=this.a13,a=this.a21,l=this.a22,p=this.a23,m=this.a31,f=this.a32,g=this.a33,y=0;y<d;y+=
2){var q=c[y],k=c[y+1],n=h*q+p*k+g;c[y]=(e*q+a*k+m)/n;c[y+1]=(b*q+l*k+f)/n}};this.transformPoints2=function(c,d){for(var e=c.length,b=0;b<e;b++){var h=c[b],a=d[b],l=this.a13*h+this.a23*a+this.a33;c[b]=(this.a11*h+this.a21*a+this.a31)/l;d[b]=(this.a12*h+this.a22*a+this.a32)/l}};this.buildAdjoint=function(){return new z(this.a22*this.a33-this.a23*this.a32,this.a23*this.a31-this.a21*this.a33,this.a21*this.a32-this.a22*this.a31,this.a13*this.a32-this.a12*this.a33,this.a11*this.a33-this.a13*this.a31,this.a12*
this.a31-this.a11*this.a32,this.a12*this.a23-this.a13*this.a22,this.a13*this.a21-this.a11*this.a23,this.a11*this.a22-this.a12*this.a21)};this.times=function(c){return new z(this.a11*c.a11+this.a21*c.a12+this.a31*c.a13,this.a11*c.a21+this.a21*c.a22+this.a31*c.a23,this.a11*c.a31+this.a21*c.a32+this.a31*c.a33,this.a12*c.a11+this.a22*c.a12+this.a32*c.a13,this.a12*c.a21+this.a22*c.a22+this.a32*c.a23,this.a12*c.a31+this.a22*c.a32+this.a32*c.a33,this.a13*c.a11+this.a23*c.a12+this.a33*c.a13,this.a13*c.a21+
this.a23*c.a22+this.a33*c.a23,this.a13*c.a31+this.a23*c.a32+this.a33*c.a33)}}function P(h,b){this.bits=h;this.points=b}function Q(h){this.image=h;this.resultPointCallback=null;this.sizeOfBlackWhiteBlackRun=function(b,e,d,c){var h=Math.abs(c-e)>Math.abs(d-b);if(h){var a=b;b=e;e=a;a=d;d=c;c=a}for(var m=Math.abs(d-b),f=Math.abs(c-e),q=-m>>1,k=e<c?1:-1,x=b<d?1:-1,v=0,t=b,a=e;t!=d;t+=x){var J=h?a:t,n=h?t:a;1==v?this.image[J+n*g.width]&&v++:this.image[J+n*g.width]||v++;if(3==v)return c=t-b,e=a-e,Math.sqrt(c*
c+e*e);q+=f;if(0<q){if(a==c)break;a+=k;q-=m}}b=d-b;e=c-e;return Math.sqrt(b*b+e*e)};this.sizeOfBlackWhiteBlackRunBothWays=function(b,e,d,c){var a=this.sizeOfBlackWhiteBlackRun(b,e,d,c),h=1;d=b-(d-b);0>d?(h=b/(b-d),d=0):d>=g.width&&(h=(g.width-1-b)/(d-b),d=g.width-1);c=Math.floor(e-(c-e)*h);h=1;0>c?(h=e/(e-c),c=0):c>=g.height&&(h=(g.height-1-e)/(c-e),c=g.height-1);d=Math.floor(b+(d-b)*h);a+=this.sizeOfBlackWhiteBlackRun(b,e,d,c);return a-1};this.calculateModuleSizeOneWay=function(b,e){var d=this.sizeOfBlackWhiteBlackRunBothWays(Math.floor(b.X),
Math.floor(b.Y),Math.floor(e.X),Math.floor(e.Y)),c=this.sizeOfBlackWhiteBlackRunBothWays(Math.floor(e.X),Math.floor(e.Y),Math.floor(b.X),Math.floor(b.Y));return isNaN(d)?c/7:isNaN(c)?d/7:(d+c)/14};this.calculateModuleSize=function(b,e,d){return(this.calculateModuleSizeOneWay(b,e)+this.calculateModuleSizeOneWay(b,d))/2};this.distance=function(b,e){var d=b.X-e.X,c=b.Y-e.Y;return Math.sqrt(d*d+c*c)};this.computeDimension=function(b,e,d,c){e=Math.round(this.distance(b,e)/c);b=Math.round(this.distance(b,
d)/c);b=(e+b>>1)+7;switch(b&3){case 0:b++;break;case 2:b--;break;case 3:throw"Error";}return b};this.findAlignmentInRegion=function(b,e,d,c){c=Math.floor(c*b);var h=Math.max(0,e-c);e=Math.min(g.width-1,e+c);if(e-h<3*b)throw"Error";var a=Math.max(0,d-c);return(new R(this.image,h,a,e-h,Math.min(g.height-1,d+c)-a,b,this.resultPointCallback)).find()};this.createTransform=function(b,e,d,c,h){h-=3.5;var a;if(null!=c){var p=c.X;c=c.Y;var f=a=h-3}else p=e.X-b.X+d.X,c=e.Y-b.Y+d.Y,f=a=h;return z.quadrilateralToQuadrilateral(3.5,
3.5,h,3.5,f,a,3.5,h,b.X,b.Y,e.X,e.Y,p,c,d.X,d.Y)};this.sampleGrid=function(b,e,d){return F.sampleGrid3(b,d,e)};this.processFinderPatternInfo=function(b){var e=b.TopLeft,d=b.TopRight;b=b.BottomLeft;var c=this.calculateModuleSize(e,d,b);if(1>c)throw"Error";var h=this.computeDimension(e,d,b,c),a=k.getProvisionalVersionForDimension(h),m=a.DimensionForVersion-7,f=null;if(0<a.AlignmentPatternCenters.length)for(a=1-3/m,f=Math.floor(e.X+a*(d.X-e.X+b.X-e.X)),a=Math.floor(e.Y+a*(d.Y-e.Y+b.Y-e.Y));;){f=this.findAlignmentInRegion(c,
f,a,4);break}c=this.createTransform(e,d,b,f,h);h=this.sampleGrid(this.image,c,h);return new P(h,null==f?[b,e,d]:[b,e,d,f])};this.detect=function(){var b=(new S).findFinderPattern(this.image);return this.processFinderPatternInfo(b)}}function r(h){this.errorCorrectionLevel=C.forBits(h>>3&3);this.dataMask=h&7;this.__defineGetter__("ErrorCorrectionLevel",function(){return this.errorCorrectionLevel});this.__defineGetter__("DataMask",function(){return this.dataMask});this.GetHashCode=function(){return this.errorCorrectionLevel.ordinal()<<
3|this.dataMask};this.Equals=function(b){return this.errorCorrectionLevel==b.errorCorrectionLevel&&this.dataMask==b.dataMask}}function C(h,b,e){this.ordinal_Renamed_Field=h;this.bits=b;this.name=e;this.__defineGetter__("Bits",function(){return this.bits});this.__defineGetter__("Name",function(){return this.name});this.ordinal=function(){return this.ordinal_Renamed_Field}}function I(h,b){b||(b=h);if(1>h||1>b)throw"Both dimensions must be greater than 0";this.width=h;this.height=b;var e=h>>5;0!=(h&
31)&&e++;this.rowSize=e;this.bits=Array(e*b);for(e=0;e<this.bits.length;e++)this.bits[e]=0;this.__defineGetter__("Width",function(){return this.width});this.__defineGetter__("Height",function(){return this.height});this.__defineGetter__("Dimension",function(){if(this.width!=this.height)throw"Can't call getDimension() on a non-square matrix";return this.width});this.get_Renamed=function(d,c){return 0!=(u(this.bits[c*this.rowSize+(d>>5)],d&31)&1)};this.set_Renamed=function(d,c){this.bits[c*this.rowSize+
(d>>5)]|=1<<(d&31)};this.flip=function(d,c){this.bits[c*this.rowSize+(d>>5)]^=1<<(d&31)};this.clear=function(){for(var d=this.bits.length,c=0;c<d;c++)this.bits[c]=0};this.setRegion=function(d,c,e,b){if(0>c||0>d)throw"Left and top must be nonnegative";if(1>b||1>e)throw"Height and width must be at least 1";e=d+e;b=c+b;if(b>this.height||e>this.width)throw"The region must fit inside the matrix";for(;c<b;c++)for(var h=c*this.rowSize,a=d;a<e;a++)this.bits[h+(a>>5)]|=1<<(a&31)}}function G(a,b){this.numDataCodewords=
a;this.codewords=b;this.__defineGetter__("NumDataCodewords",function(){return this.numDataCodewords});this.__defineGetter__("Codewords",function(){return this.codewords})}function T(a){var b=a.Dimension;if(21>b||1!=(b&3))throw"Error BitMatrixParser";this.bitMatrix=a;this.parsedFormatInfo=this.parsedVersion=null;this.copyBit=function(e,d,c){return this.bitMatrix.get_Renamed(e,d)?c<<1|1:c<<1};this.readFormatInformation=function(){if(null!=this.parsedFormatInfo)return this.parsedFormatInfo;for(var e=
0,d=0;6>d;d++)e=this.copyBit(d,8,e);e=this.copyBit(7,8,e);e=this.copyBit(8,8,e);e=this.copyBit(8,7,e);for(d=5;0<=d;d--)e=this.copyBit(8,d,e);this.parsedFormatInfo=r.decodeFormatInformation(e);if(null!=this.parsedFormatInfo)return this.parsedFormatInfo;for(var c=this.bitMatrix.Dimension,e=0,b=c-8,d=c-1;d>=b;d--)e=this.copyBit(d,8,e);for(d=c-7;d<c;d++)e=this.copyBit(8,d,e);this.parsedFormatInfo=r.decodeFormatInformation(e);if(null!=this.parsedFormatInfo)return this.parsedFormatInfo;throw"Error readFormatInformation";
};this.readVersion=function(){if(null!=this.parsedVersion)return this.parsedVersion;var e=this.bitMatrix.Dimension,d=e-17>>2;if(6>=d)return k.getVersionForNumber(d);for(var d=0,c=e-11,b=5;0<=b;b--)for(var a=e-9;a>=c;a--)d=this.copyBit(a,b,d);this.parsedVersion=k.decodeVersionInformation(d);if(null!=this.parsedVersion&&this.parsedVersion.DimensionForVersion==e)return this.parsedVersion;d=0;for(a=5;0<=a;a--)for(b=e-9;b>=c;b--)d=this.copyBit(a,b,d);this.parsedVersion=k.decodeVersionInformation(d);if(null!=
this.parsedVersion&&this.parsedVersion.DimensionForVersion==e)return this.parsedVersion;throw"Error readVersion";};this.readCodewords=function(){var b=this.readFormatInformation(),d=this.readVersion(),c=H.forReference(b.DataMask),b=this.bitMatrix.Dimension;c.unmaskBitMatrix(this.bitMatrix,b);for(var c=d.buildFunctionPattern(),a=!0,h=Array(d.TotalCodewords),m=0,f=0,g=0,k=b-1;0<k;k-=2){6==k&&k--;for(var x=0;x<b;x++)for(var v=a?b-1-x:x,t=0;2>t;t++)c.get_Renamed(k-t,v)||(g++,f<<=1,this.bitMatrix.get_Renamed(k-
t,v)&&(f|=1),8==g&&(h[m++]=f,f=g=0));a^=1}if(m!=d.TotalCodewords)throw"Error readCodewords";return h}}function w(a,b){if(null==b||0==b.length)throw"System.ArgumentException";this.field=a;var e=b.length;if(1<e&&0==b[0]){for(var d=1;d<e&&0==b[d];)d++;if(d==e)this.coefficients=a.Zero.coefficients;else{this.coefficients=Array(e-d);for(e=0;e<this.coefficients.length;e++)this.coefficients[e]=0;for(e=0;e<this.coefficients.length;e++)this.coefficients[e]=b[d+e]}}else this.coefficients=b;this.__defineGetter__("Zero",
function(){return 0==this.coefficients[0]});this.__defineGetter__("Degree",function(){return this.coefficients.length-1});this.__defineGetter__("Coefficients",function(){return this.coefficients});this.getCoefficient=function(c){return this.coefficients[this.coefficients.length-1-c]};this.evaluateAt=function(c){if(0==c)return this.getCoefficient(0);var d=this.coefficients.length;if(1==c){for(var b=c=0;b<d;b++)c=n.addOrSubtract(c,this.coefficients[b]);return c}for(var e=this.coefficients[0],b=1;b<
d;b++)e=n.addOrSubtract(this.field.multiply(c,e),this.coefficients[b]);return e};this.addOrSubtract=function(c){if(this.field!=c.field)throw"GF256Polys do not have same GF256 field";if(this.Zero)return c;if(c.Zero)return this;var d=this.coefficients;c=c.coefficients;if(d.length>c.length){var b=d,d=c;c=b}for(var b=Array(c.length),e=c.length-d.length,h=0;h<e;h++)b[h]=c[h];for(h=e;h<c.length;h++)b[h]=n.addOrSubtract(d[h-e],c[h]);return new w(a,b)};this.multiply1=function(c){if(this.field!=c.field)throw"GF256Polys do not have same GF256 field";
if(this.Zero||c.Zero)return this.field.Zero;var d=this.coefficients,b=d.length;c=c.coefficients;for(var e=c.length,a=Array(b+e-1),h=0;h<b;h++)for(var f=d[h],g=0;g<e;g++)a[h+g]=n.addOrSubtract(a[h+g],this.field.multiply(f,c[g]));return new w(this.field,a)};this.multiply2=function(c){if(0==c)return this.field.Zero;if(1==c)return this;for(var d=this.coefficients.length,b=Array(d),e=0;e<d;e++)b[e]=this.field.multiply(this.coefficients[e],c);return new w(this.field,b)};this.multiplyByMonomial=function(c,
d){if(0>c)throw"System.ArgumentException";if(0==d)return this.field.Zero;for(var b=this.coefficients.length,e=Array(b+c),a=0;a<e.length;a++)e[a]=0;for(a=0;a<b;a++)e[a]=this.field.multiply(this.coefficients[a],d);return new w(this.field,e)};this.divide=function(c){if(this.field!=c.field)throw"GF256Polys do not have same GF256 field";if(c.Zero)throw"Divide by 0";for(var d=this.field.Zero,b=this,e=c.getCoefficient(c.Degree),e=this.field.inverse(e);b.Degree>=c.Degree&&!b.Zero;)var a=b.Degree-c.Degree,
h=this.field.multiply(b.getCoefficient(b.Degree),e),f=c.multiplyByMonomial(a,h),a=this.field.buildMonomial(a,h),d=d.addOrSubtract(a),b=b.addOrSubtract(f);return[d,b]}}function n(a){this.expTable=Array(256);this.logTable=Array(256);for(var b=1,e=0;256>e;e++)this.expTable[e]=b,b<<=1,256<=b&&(b^=a);for(e=0;255>e;e++)this.logTable[this.expTable[e]]=e;a=Array(1);a[0]=0;this.zero=new w(this,Array(a));a=Array(1);a[0]=1;this.one=new w(this,Array(a));this.__defineGetter__("Zero",function(){return this.zero});
this.__defineGetter__("One",function(){return this.one});this.buildMonomial=function(d,c){if(0>d)throw"System.ArgumentException";if(0==c)return this.zero;for(var b=Array(d+1),e=0;e<b.length;e++)b[e]=0;b[0]=c;return new w(this,b)};this.exp=function(d){return this.expTable[d]};this.log=function(d){if(0==d)throw"System.ArgumentException";return this.logTable[d]};this.inverse=function(d){if(0==d)throw"System.ArithmeticException";return this.expTable[255-this.logTable[d]]};this.multiply=function(d,c){return 0==
d||0==c?0:1==d?c:1==c?d:this.expTable[(this.logTable[d]+this.logTable[c])%255]}}function u(a,b){return 0<=a?a>>b:(a>>b)+(2<<~b)}function U(a,b,e){this.x=a;this.y=b;this.count=1;this.estimatedModuleSize=e;this.__defineGetter__("EstimatedModuleSize",function(){return this.estimatedModuleSize});this.__defineGetter__("Count",function(){return this.count});this.__defineGetter__("X",function(){return this.x});this.__defineGetter__("Y",function(){return this.y});this.incrementCount=function(){this.count++};
this.aboutEquals=function(d,c,b){return Math.abs(c-this.y)<=d&&Math.abs(b-this.x)<=d?(d=Math.abs(d-this.estimatedModuleSize),1>=d||1>=d/this.estimatedModuleSize):!1}}function V(a){this.bottomLeft=a[0];this.topLeft=a[1];this.topRight=a[2];this.__defineGetter__("BottomLeft",function(){return this.bottomLeft});this.__defineGetter__("TopLeft",function(){return this.topLeft});this.__defineGetter__("TopRight",function(){return this.topRight})}function S(){this.image=null;this.possibleCenters=[];this.hasSkipped=
!1;this.crossCheckStateCount=[0,0,0,0,0];this.resultPointCallback=null;this.__defineGetter__("CrossCheckStateCount",function(){this.crossCheckStateCount[0]=0;this.crossCheckStateCount[1]=0;this.crossCheckStateCount[2]=0;this.crossCheckStateCount[3]=0;this.crossCheckStateCount[4]=0;return this.crossCheckStateCount});this.foundPatternCross=function(a){for(var b=0,e=0;5>e;e++){var d=a[e];if(0==d)return!1;b+=d}if(7>b)return!1;b=Math.floor((b<<D)/7);e=Math.floor(b/2);return Math.abs(b-(a[0]<<D))<e&&Math.abs(b-
(a[1]<<D))<e&&Math.abs(3*b-(a[2]<<D))<3*e&&Math.abs(b-(a[3]<<D))<e&&Math.abs(b-(a[4]<<D))<e};this.centerFromEnd=function(a,b){return b-a[4]-a[3]-a[2]/2};this.crossCheckVertical=function(a,b,e,d){for(var c=this.image,h=g.height,l=this.CrossCheckStateCount,m=a;0<=m&&c[b+m*g.width];)l[2]++,m--;if(0>m)return NaN;for(;0<=m&&!c[b+m*g.width]&&l[1]<=e;)l[1]++,m--;if(0>m||l[1]>e)return NaN;for(;0<=m&&c[b+m*g.width]&&l[0]<=e;)l[0]++,m--;if(l[0]>e)return NaN;for(m=a+1;m<h&&c[b+m*g.width];)l[2]++,m++;if(m==h)return NaN;
for(;m<h&&!c[b+m*g.width]&&l[3]<e;)l[3]++,m++;if(m==h||l[3]>=e)return NaN;for(;m<h&&c[b+m*g.width]&&l[4]<e;)l[4]++,m++;return l[4]>=e||5*Math.abs(l[0]+l[1]+l[2]+l[3]+l[4]-d)>=2*d?NaN:this.foundPatternCross(l)?this.centerFromEnd(l,m):NaN};this.crossCheckHorizontal=function(a,b,e,d){for(var c=this.image,h=g.width,l=this.CrossCheckStateCount,m=a;0<=m&&c[m+b*g.width];)l[2]++,m--;if(0>m)return NaN;for(;0<=m&&!c[m+b*g.width]&&l[1]<=e;)l[1]++,m--;if(0>m||l[1]>e)return NaN;for(;0<=m&&c[m+b*g.width]&&l[0]<=
e;)l[0]++,m--;if(l[0]>e)return NaN;for(m=a+1;m<h&&c[m+b*g.width];)l[2]++,m++;if(m==h)return NaN;for(;m<h&&!c[m+b*g.width]&&l[3]<e;)l[3]++,m++;if(m==h||l[3]>=e)return NaN;for(;m<h&&c[m+b*g.width]&&l[4]<e;)l[4]++,m++;return l[4]>=e||5*Math.abs(l[0]+l[1]+l[2]+l[3]+l[4]-d)>=d?NaN:this.foundPatternCross(l)?this.centerFromEnd(l,m):NaN};this.handlePossibleCenter=function(a,b,e){var d=a[0]+a[1]+a[2]+a[3]+a[4];e=this.centerFromEnd(a,e);b=this.crossCheckVertical(b,Math.floor(e),a[2],d);if(!isNaN(b)&&(e=this.crossCheckHorizontal(Math.floor(e),
Math.floor(b),a[2],d),!isNaN(e))){a=d/7;for(var d=!1,c=this.possibleCenters.length,h=0;h<c;h++){var l=this.possibleCenters[h];if(l.aboutEquals(a,b,e)){l.incrementCount();d=!0;break}}d||(e=new U(e,b,a),this.possibleCenters.push(e),null!=this.resultPointCallback&&this.resultPointCallback.foundPossibleResultPoint(e));return!0}return!1};this.selectBestPatterns=function(){var a=this.possibleCenters.length;if(3>a)throw"Couldn't find enough finder patterns (found "+a+")";if(3<a){for(var b=0,e=0,d=0;d<a;d++)var c=
this.possibleCenters[d].EstimatedModuleSize,b=b+c,e=e+c*c;var p=b/a;this.possibleCenters.sort(function(c,d){var b=Math.abs(d.EstimatedModuleSize-p),e=Math.abs(c.EstimatedModuleSize-p);return b<e?-1:b==e?0:1});a=Math.max(.2*p,Math.sqrt(e/a-p*p));for(d=this.possibleCenters.length-1;0<=d;d--)Math.abs(this.possibleCenters[d].EstimatedModuleSize-p)>a&&this.possibleCenters.splice(d,1)}3<this.possibleCenters.length&&this.possibleCenters.sort(function(c,d){return c.count>d.count?-1:c.count<d.count?1:0});
return[this.possibleCenters[0],this.possibleCenters[1],this.possibleCenters[2]]};this.findRowSkip=function(){var a=this.possibleCenters.length;if(1>=a)return 0;for(var b=null,e=0;e<a;e++){var d=this.possibleCenters[e];if(d.Count>=K)if(null==b)b=d;else return this.hasSkipped=!0,Math.floor((Math.abs(b.X-d.X)-Math.abs(b.Y-d.Y))/2)}return 0};this.haveMultiplyConfirmedCenters=function(){for(var a,b=0,e=0,d=this.possibleCenters.length,c=0;c<d;c++)a=this.possibleCenters[c],a.Count>=K&&(b++,e+=a.EstimatedModuleSize);
if(3>b)return!1;for(var b=e/d,p=0,c=0;c<d;c++)a=this.possibleCenters[c],p+=Math.abs(a.EstimatedModuleSize-b);return p<=.05*e};this.findFinderPattern=function(a){var b;this.image=a;var e=g.height,d=g.width,c=Math.floor(3*e/(4*W));c<L&&(c=L);for(var h=!1,l=Array(5),m=c-1;m<e&&!h;m+=c){l[0]=0;l[1]=0;l[2]=0;l[3]=0;for(var f=b=l[4]=0;f<d;f++)if(a[f+m*g.width])1==(b&1)&&b++,l[b]++;else if(0==(b&1))if(4==b)if(this.foundPatternCross(l)){if(b=this.handlePossibleCenter(l,m,f))c=2,this.hasSkipped?h=this.haveMultiplyConfirmedCenters():
(b=this.findRowSkip(),b>l[2]&&(m+=b-l[2]-c,f=d-1));else{do f++;while(f<d&&!a[f+m*g.width]);f--}b=0;l[0]=0;l[1]=0;l[2]=0;l[3]=0;l[4]=0}else l[0]=l[2],l[1]=l[3],l[2]=l[4],l[3]=1,l[4]=0,b=3;else l[++b]++;else l[b]++;this.foundPatternCross(l)&&(b=this.handlePossibleCenter(l,m,d))&&(c=l[0],this.hasSkipped&&(h=this.haveMultiplyConfirmedCenters()))}a=this.selectBestPatterns();g.orderBestPatterns(a);return new V(a)}}function M(a,b,e){this.x=a;this.y=b;this.count=1;this.estimatedModuleSize=e;this.__defineGetter__("EstimatedModuleSize",
function(){return this.estimatedModuleSize});this.__defineGetter__("Count",function(){return this.count});this.__defineGetter__("X",function(){return Math.floor(this.x)});this.__defineGetter__("Y",function(){return Math.floor(this.y)});this.incrementCount=function(){this.count++};this.aboutEquals=function(d,c,b){return Math.abs(c-this.y)<=d&&Math.abs(b-this.x)<=d?(d=Math.abs(d-this.estimatedModuleSize),1>=d||1>=d/this.estimatedModuleSize):!1}}function R(a,b,e,d,c,f,l){this.image=a;this.possibleCenters=
[];this.startX=b;this.startY=e;this.width=d;this.height=c;this.moduleSize=f;this.crossCheckStateCount=[0,0,0];this.resultPointCallback=l;this.centerFromEnd=function(c,d){return d-c[2]-c[1]/2};this.foundPatternCross=function(c){for(var d=this.moduleSize,b=d/2,a=0;3>a;a++)if(Math.abs(d-c[a])>=b)return!1;return!0};this.crossCheckVertical=function(c,d,b,a){var e=this.image,h=g.height,f=this.crossCheckStateCount;f[0]=0;f[1]=0;f[2]=0;for(var l=c;0<=l&&e[d+l*g.width]&&f[1]<=b;)f[1]++,l--;if(0>l||f[1]>b)return NaN;
for(;0<=l&&!e[d+l*g.width]&&f[0]<=b;)f[0]++,l--;if(f[0]>b)return NaN;for(l=c+1;l<h&&e[d+l*g.width]&&f[1]<=b;)f[1]++,l++;if(l==h||f[1]>b)return NaN;for(;l<h&&!e[d+l*g.width]&&f[2]<=b;)f[2]++,l++;return f[2]>b||5*Math.abs(f[0]+f[1]+f[2]-a)>=2*a?NaN:this.foundPatternCross(f)?this.centerFromEnd(f,l):NaN};this.handlePossibleCenter=function(c,d,b){var a=c[0]+c[1]+c[2];b=this.centerFromEnd(c,b);d=this.crossCheckVertical(d,Math.floor(b),2*c[1],a);if(!isNaN(d)){c=(c[0]+c[1]+c[2])/3;for(var a=this.possibleCenters.length,
e=0;e<a;e++)if(this.possibleCenters[e].aboutEquals(c,d,b))return new M(b,d,c);b=new M(b,d,c);this.possibleCenters.push(b);null!=this.resultPointCallback&&this.resultPointCallback.foundPossibleResultPoint(b)}return null};this.find=function(){for(var c,b=this.startX,h=this.height,f=b+d,l=e+(h>>1),p=[0,0,0],k=0;k<h;k++){var n=l+(0==(k&1)?k+1>>1:-(k+1>>1));p[0]=0;p[1]=0;p[2]=0;for(var A=b;A<f&&!a[A+g.width*n];)A++;for(c=0;A<f;){if(a[A+n*g.width])if(1==c)p[c]++;else if(2==c){if(this.foundPatternCross(p)&&
(c=this.handlePossibleCenter(p,n,A),null!=c))return c;p[0]=p[2];p[1]=1;p[2]=0;c=1}else p[++c]++;else 1==c&&c++,p[c]++;A++}if(this.foundPatternCross(p)&&(c=this.handlePossibleCenter(p,n,f),null!=c))return c}if(0!=this.possibleCenters.length)return this.possibleCenters[0];throw"Couldn't find enough alignment patterns";}}function X(a,b,e){this.blockPointer=0;this.bitPointer=7;this.dataLength=0;this.blocks=a;this.numErrorCorrectionCode=e;9>=b?this.dataLengthMode=0:10<=b&&26>=b?this.dataLengthMode=1:27<=
b&&40>=b&&(this.dataLengthMode=2);this.getNextBits=function(b){var c,d;if(b<this.bitPointer+1){var a=0;for(d=0;d<b;d++)a+=1<<d;a<<=this.bitPointer-b+1;d=(this.blocks[this.blockPointer]&a)>>this.bitPointer-b+1;this.bitPointer-=b;return d}if(b<this.bitPointer+1+8){for(d=c=0;d<this.bitPointer+1;d++)c+=1<<d;d=(this.blocks[this.blockPointer]&c)<<b-(this.bitPointer+1);this.blockPointer++;d+=this.blocks[this.blockPointer]>>8-(b-(this.bitPointer+1));this.bitPointer-=b%8;0>this.bitPointer&&(this.bitPointer=
8+this.bitPointer);return d}if(b<this.bitPointer+1+16){for(d=a=c=0;d<this.bitPointer+1;d++)c+=1<<d;c=(this.blocks[this.blockPointer]&c)<<b-(this.bitPointer+1);this.blockPointer++;var e=this.blocks[this.blockPointer]<<b-(this.bitPointer+1+8);this.blockPointer++;for(d=0;d<b-(this.bitPointer+1+8);d++)a+=1<<d;a<<=8-(b-(this.bitPointer+1+8));d=(this.blocks[this.blockPointer]&a)>>8-(b-(this.bitPointer+1+8));this.bitPointer-=(b-8)%8;0>this.bitPointer&&(this.bitPointer=8+this.bitPointer);return c+e+d}return 0};
this.NextMode=function(){return this.blockPointer>this.blocks.length-this.numErrorCorrectionCode-2?0:this.getNextBits(4)};this.getDataLength=function(b){for(var c=0;1!=b>>c;)c++;return this.getNextBits(g.sizeOfDataLengthInfo[this.dataLengthMode][c])};this.getRomanAndFigureString=function(b){var c="",d="0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ $%*+-./:".split("");do if(1<b){var a=this.getNextBits(11);var e=a%45,c=c+d[Math.floor(a/45)],c=c+d[e];b-=2}else 1==b&&(a=this.getNextBits(6),c+=d[a],--b);while(0<
b);return c};this.getFigureString=function(b){var c=0,d="";do 3<=b?(c=this.getNextBits(10),100>c&&(d+="0"),10>c&&(d+="0"),b-=3):2==b?(c=this.getNextBits(7),10>c&&(d+="0"),b-=2):1==b&&(c=this.getNextBits(4),--b),d+=c;while(0<b);return d};this.get8bitByteArray=function(b){var c=[];do{var d=this.getNextBits(8);c.push(d);b--}while(0<b);return c};this.getKanjiString=function(b){var c="";do{var d=this.getNextBits(13);d=(d/192<<8)+d%192;c+=String.fromCharCode(40956>=d+33088?d+33088:d+49472);b--}while(0<
b);return c};this.parseECIValue=function(){var b=0,c=this.getNextBits(8);0==(c&128)&&(b=c&127);128==(c&192)&&(b=this.getNextBits(8),b|=(c&63)<<8);192==(c&224)&&(b=this.getNextBits(8),b|=(c&31)<<16);return b};this.__defineGetter__("DataByte",function(){var b=[];do{var c=this.NextMode();if(0==c)if(0<b.length)break;else throw"Empty data block";if(1!=c&&2!=c&&4!=c&&8!=c&&7!=c)throw"Invalid mode: "+c+" in (block:"+this.blockPointer+" bit:"+this.bitPointer+")";if(7==c)this.parseECIValue();else{var a=this.getDataLength(c);
if(1>a)throw"Invalid data length: "+a;switch(c){case 1:c=this.getFigureString(a);for(var a=Array(c.length),e=0;e<c.length;e++)a[e]=c.charCodeAt(e);b.push(a);break;case 2:c=this.getRomanAndFigureString(a);a=Array(c.length);for(e=0;e<c.length;e++)a[e]=c.charCodeAt(e);b.push(a);break;case 4:c=this.get8bitByteArray(a);b.push(c);break;case 8:c=this.getKanjiString(a),b.push(c)}}}while(1);return b})}var F={checkAndNudgePoints:function(a,b){for(var e,d,c=g.width,h=g.height,f=!0,m=0;m<b.length&&f;m+=2){d=
Math.floor(b[m]);e=Math.floor(b[m+1]);if(-1>d||d>c||-1>e||e>h)throw"Error.checkAndNudgePoints ";f=!1;-1==d?(b[m]=0,f=!0):d==c&&(b[m]=c-1,f=!0);-1==e?(b[m+1]=0,f=!0):e==h&&(b[m+1]=h-1,f=!0)}f=!0;for(m=b.length-2;0<=m&&f;m-=2){d=Math.floor(b[m]);e=Math.floor(b[m+1]);if(-1>d||d>c||-1>e||e>h)throw"Error.checkAndNudgePoints ";f=!1;-1==d?(b[m]=0,f=!0):d==c&&(b[m]=c-1,f=!0);-1==e?(b[m+1]=0,f=!0):e==h&&(b[m+1]=h-1,f=!0)}},sampleGrid3:function(a,b,e){for(var d=new I(b),c=Array(b<<1),h=0;h<b;h++){for(var f=
c.length,m=h+.5,k=0;k<f;k+=2)c[k]=(k>>1)+.5,c[k+1]=m;e.transformPoints1(c);F.checkAndNudgePoints(a,c);try{for(k=0;k<f;k+=2)a[Math.floor(c[k])+g.width*Math.floor(c[k+1])]&&d.set_Renamed(k>>1,h)}catch(q){throw"Error.checkAndNudgePoints";}}return d},sampleGridx:function(a,b,e,d,c,f,l,g,k,q,n,x,v,t,r,A,u,w){e=z.quadrilateralToQuadrilateral(e,d,c,f,l,g,k,q,n,x,v,t,r,A,u,w);return F.sampleGrid3(a,b,e)}};k.VERSION_DECODE_INFO=[31892,34236,39577,42195,48118,51042,55367,58893,63784,68472,70749,76311,79154,
84390,87683,92361,96236,102084,102881,110507,110734,117786,119615,126325,127568,133589,136944,141498,145311,150283,152622,158308,161089,167017];k.VERSIONS=[new k(1,[],new f(7,new a(1,19)),new f(10,new a(1,16)),new f(13,new a(1,13)),new f(17,new a(1,9))),new k(2,[6,18],new f(10,new a(1,34)),new f(16,new a(1,28)),new f(22,new a(1,22)),new f(28,new a(1,16))),new k(3,[6,22],new f(15,new a(1,55)),new f(26,new a(1,44)),new f(18,new a(2,17)),new f(22,new a(2,13))),new k(4,[6,26],new f(20,new a(1,80)),new f(18,
new a(2,32)),new f(26,new a(2,24)),new f(16,new a(4,9))),new k(5,[6,30],new f(26,new a(1,108)),new f(24,new a(2,43)),new f(18,new a(2,15),new a(2,16)),new f(22,new a(2,11),new a(2,12))),new k(6,[6,34],new f(18,new a(2,68)),new f(16,new a(4,27)),new f(24,new a(4,19)),new f(28,new a(4,15))),new k(7,[6,22,38],new f(20,new a(2,78)),new f(18,new a(4,31)),new f(18,new a(2,14),new a(4,15)),new f(26,new a(4,13),new a(1,14))),new k(8,[6,24,42],new f(24,new a(2,97)),new f(22,new a(2,38),new a(2,39)),new f(22,
new a(4,18),new a(2,19)),new f(26,new a(4,14),new a(2,15))),new k(9,[6,26,46],new f(30,new a(2,116)),new f(22,new a(3,36),new a(2,37)),new f(20,new a(4,16),new a(4,17)),new f(24,new a(4,12),new a(4,13))),new k(10,[6,28,50],new f(18,new a(2,68),new a(2,69)),new f(26,new a(4,43),new a(1,44)),new f(24,new a(6,19),new a(2,20)),new f(28,new a(6,15),new a(2,16))),new k(11,[6,30,54],new f(20,new a(4,81)),new f(30,new a(1,50),new a(4,51)),new f(28,new a(4,22),new a(4,23)),new f(24,new a(3,12),new a(8,13))),
new k(12,[6,32,58],new f(24,new a(2,92),new a(2,93)),new f(22,new a(6,36),new a(2,37)),new f(26,new a(4,20),new a(6,21)),new f(28,new a(7,14),new a(4,15))),new k(13,[6,34,62],new f(26,new a(4,107)),new f(22,new a(8,37),new a(1,38)),new f(24,new a(8,20),new a(4,21)),new f(22,new a(12,11),new a(4,12))),new k(14,[6,26,46,66],new f(30,new a(3,115),new a(1,116)),new f(24,new a(4,40),new a(5,41)),new f(20,new a(11,16),new a(5,17)),new f(24,new a(11,12),new a(5,13))),new k(15,[6,26,48,70],new f(22,new a(5,
87),new a(1,88)),new f(24,new a(5,41),new a(5,42)),new f(30,new a(5,24),new a(7,25)),new f(24,new a(11,12),new a(7,13))),new k(16,[6,26,50,74],new f(24,new a(5,98),new a(1,99)),new f(28,new a(7,45),new a(3,46)),new f(24,new a(15,19),new a(2,20)),new f(30,new a(3,15),new a(13,16))),new k(17,[6,30,54,78],new f(28,new a(1,107),new a(5,108)),new f(28,new a(10,46),new a(1,47)),new f(28,new a(1,22),new a(15,23)),new f(28,new a(2,14),new a(17,15))),new k(18,[6,30,56,82],new f(30,new a(5,120),new a(1,121)),
new f(26,new a(9,43),new a(4,44)),new f(28,new a(17,22),new a(1,23)),new f(28,new a(2,14),new a(19,15))),new k(19,[6,30,58,86],new f(28,new a(3,113),new a(4,114)),new f(26,new a(3,44),new a(11,45)),new f(26,new a(17,21),new a(4,22)),new f(26,new a(9,13),new a(16,14))),new k(20,[6,34,62,90],new f(28,new a(3,107),new a(5,108)),new f(26,new a(3,41),new a(13,42)),new f(30,new a(15,24),new a(5,25)),new f(28,new a(15,15),new a(10,16))),new k(21,[6,28,50,72,94],new f(28,new a(4,116),new a(4,117)),new f(26,
new a(17,42)),new f(28,new a(17,22),new a(6,23)),new f(30,new a(19,16),new a(6,17))),new k(22,[6,26,50,74,98],new f(28,new a(2,111),new a(7,112)),new f(28,new a(17,46)),new f(30,new a(7,24),new a(16,25)),new f(24,new a(34,13))),new k(23,[6,30,54,74,102],new f(30,new a(4,121),new a(5,122)),new f(28,new a(4,47),new a(14,48)),new f(30,new a(11,24),new a(14,25)),new f(30,new a(16,15),new a(14,16))),new k(24,[6,28,54,80,106],new f(30,new a(6,117),new a(4,118)),new f(28,new a(6,45),new a(14,46)),new f(30,
new a(11,24),new a(16,25)),new f(30,new a(30,16),new a(2,17))),new k(25,[6,32,58,84,110],new f(26,new a(8,106),new a(4,107)),new f(28,new a(8,47),new a(13,48)),new f(30,new a(7,24),new a(22,25)),new f(30,new a(22,15),new a(13,16))),new k(26,[6,30,58,86,114],new f(28,new a(10,114),new a(2,115)),new f(28,new a(19,46),new a(4,47)),new f(28,new a(28,22),new a(6,23)),new f(30,new a(33,16),new a(4,17))),new k(27,[6,34,62,90,118],new f(30,new a(8,122),new a(4,123)),new f(28,new a(22,45),new a(3,46)),new f(30,
new a(8,23),new a(26,24)),new f(30,new a(12,15),new a(28,16))),new k(28,[6,26,50,74,98,122],new f(30,new a(3,117),new a(10,118)),new f(28,new a(3,45),new a(23,46)),new f(30,new a(4,24),new a(31,25)),new f(30,new a(11,15),new a(31,16))),new k(29,[6,30,54,78,102,126],new f(30,new a(7,116),new a(7,117)),new f(28,new a(21,45),new a(7,46)),new f(30,new a(1,23),new a(37,24)),new f(30,new a(19,15),new a(26,16))),new k(30,[6,26,52,78,104,130],new f(30,new a(5,115),new a(10,116)),new f(28,new a(19,47),new a(10,
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new a(21,47)),new f(30,new a(29,24),new a(19,25)),new f(30,new a(11,15),new a(46,16))),new k(34,[6,34,62,90,118,146],new f(30,new a(13,115),new a(6,116)),new f(28,new a(14,46),new a(23,47)),new f(30,new a(44,24),new a(7,25)),new f(30,new a(59,16),new a(1,17))),new k(35,[6,30,54,78,102,126,150],new f(30,new a(12,121),new a(7,122)),new f(28,new a(12,47),new a(26,48)),new f(30,new a(39,24),new a(14,25)),new f(30,new a(22,15),new a(41,16))),new k(36,[6,24,50,76,102,128,154],new f(30,new a(6,121),new a(14,
122)),new f(28,new a(6,47),new a(34,48)),new f(30,new a(46,24),new a(10,25)),new f(30,new a(2,15),new a(64,16))),new k(37,[6,28,54,80,106,132,158],new f(30,new a(17,122),new a(4,123)),new f(28,new a(29,46),new a(14,47)),new f(30,new a(49,24),new a(10,25)),new f(30,new a(24,15),new a(46,16))),new k(38,[6,32,58,84,110,136,162],new f(30,new a(4,122),new a(18,123)),new f(28,new a(13,46),new a(32,47)),new f(30,new a(48,24),new a(14,25)),new f(30,new a(42,15),new a(32,16))),new k(39,[6,26,54,82,110,138,
166],new f(30,new a(20,117),new a(4,118)),new f(28,new a(40,47),new a(7,48)),new f(30,new a(43,24),new a(22,25)),new f(30,new a(10,15),new a(67,16))),new k(40,[6,30,58,86,114,142,170],new f(30,new a(19,118),new a(6,119)),new f(28,new a(18,47),new a(31,48)),new f(30,new a(34,24),new a(34,25)),new f(30,new a(20,15),new a(61,16)))];k.getVersionForNumber=function(a){if(1>a||40<a)throw"ArgumentException";return k.VERSIONS[a-1]};k.getProvisionalVersionForDimension=function(a){if(1!=a%4)throw"Error getProvisionalVersionForDimension";
try{return k.getVersionForNumber(a-17>>2)}catch(b){throw"Error getVersionForNumber";}};k.decodeVersionInformation=function(a){for(var b=4294967295,e=0,d=0;d<k.VERSION_DECODE_INFO.length;d++){var c=k.VERSION_DECODE_INFO[d];if(c==a)return this.getVersionForNumber(d+7);c=r.numBitsDiffering(a,c);c<b&&(e=d+7,b=c)}return 3>=b?this.getVersionForNumber(e):null};z.quadrilateralToQuadrilateral=function(a,b,e,d,c,f,g,m,k,q,n,x,v,t,r,u){a=this.quadrilateralToSquare(a,b,e,d,c,f,g,m);return this.squareToQuadrilateral(k,
q,n,x,v,t,r,u).times(a)};z.squareToQuadrilateral=function(a,b,e,d,c,f,g,m){var h=m-f,l=b-d+f-m;if(0==h&&0==l)return new z(e-a,c-e,a,d-b,f-d,b,0,0,1);var p=e-c,k=g-c;c=a-e+c-g;f=d-f;var n=p*h-k*f,h=(c*h-k*l)/n,l=(p*l-c*f)/n;return new z(e-a+h*e,g-a+l*g,a,d-b+h*d,m-b+l*m,b,h,l,1)};z.quadrilateralToSquare=function(a,b,e,d,c,f,g,m){return this.squareToQuadrilateral(a,b,e,d,c,f,g,m).buildAdjoint()};var N=[[21522,0],[20773,1],[24188,2],[23371,3],[17913,4],[16590,5],[20375,6],[19104,7],[30660,8],[29427,
9],[32170,10],[30877,11],[26159,12],[25368,13],[27713,14],[26998,15],[5769,16],[5054,17],[7399,18],[6608,19],[1890,20],[597,21],[3340,22],[2107,23],[13663,24],[12392,25],[16177,26],[14854,27],[9396,28],[8579,29],[11994,30],[11245,31]],B=[0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4];r.numBitsDiffering=function(a,b){a^=b;return B[a&15]+B[u(a,4)&15]+B[u(a,8)&15]+B[u(a,12)&15]+B[u(a,16)&15]+B[u(a,20)&15]+B[u(a,24)&15]+B[u(a,28)&15]};r.decodeFormatInformation=function(a){var b=r.doDecodeFormatInformation(a);return null!=
b?b:r.doDecodeFormatInformation(a^21522)};r.doDecodeFormatInformation=function(a){for(var b=4294967295,e=0,d=0;d<N.length;d++){var c=N[d],h=c[0];if(h==a)return new r(c[1]);h=this.numBitsDiffering(a,h);h<b&&(e=c[1],b=h)}return 3>=b?new r(e):null};C.forBits=function(a){if(0>a||a>=O.length)throw"ArgumentException";return O[a]};var Y=new C(0,1,"L"),Z=new C(1,0,"M"),aa=new C(2,3,"Q"),ba=new C(3,2,"H"),O=[Z,Y,ba,aa];G.getDataBlocks=function(a,b,e){if(a.length!=b.TotalCodewords)throw"ArgumentException";
var d=b.getECBlocksForLevel(e);e=0;var c=d.getECBlocks();for(b=0;b<c.length;b++)e+=c[b].Count;e=Array(e);for(var h=0,f=0;f<c.length;f++){var g=c[f];for(b=0;b<g.Count;b++){var k=g.DataCodewords,q=d.ECCodewordsPerBlock+k;e[h++]=new G(k,Array(q))}}b=e[0].codewords.length;for(c=e.length-1;0<=c&&e[c].codewords.length!=b;)c--;c++;d=b-d.ECCodewordsPerBlock;for(b=g=0;b<d;b++)for(f=0;f<h;f++)e[f].codewords[b]=a[g++];for(f=c;f<h;f++)e[f].codewords[d]=a[g++];k=e[0].codewords.length;for(b=d;b<k;b++)for(f=0;f<
h;f++)e[f].codewords[f<c?b:b+1]=a[g++];return e};var H={forReference:function(a){if(0>a||7<a)throw"System.ArgumentException";return H.DATA_MASKS[a]}};H.DATA_MASKS=[new function(){this.unmaskBitMatrix=function(a,b){for(var e=0;e<b;e++)for(var d=0;d<b;d++)this.isMasked(e,d)&&a.flip(d,e)};this.isMasked=function(a,b){return 0==(a+b&1)}},new function(){this.unmaskBitMatrix=function(a,b){for(var e=0;e<b;e++)for(var d=0;d<b;d++)this.isMasked(e,d)&&a.flip(d,e)};this.isMasked=function(a,b){return 0==(a&1)}},
new function(){this.unmaskBitMatrix=function(a,b){for(var e=0;e<b;e++)for(var d=0;d<b;d++)this.isMasked(e,d)&&a.flip(d,e)};this.isMasked=function(a,b){return 0==b%3}},new function(){this.unmaskBitMatrix=function(a,b){for(var e=0;e<b;e++)for(var d=0;d<b;d++)this.isMasked(e,d)&&a.flip(d,e)};this.isMasked=function(a,b){return 0==(a+b)%3}},new function(){this.unmaskBitMatrix=function(a,b){for(var e=0;e<b;e++)for(var d=0;d<b;d++)this.isMasked(e,d)&&a.flip(d,e)};this.isMasked=function(a,b){return 0==(u(a,
1)+b/3&1)}},new function(){this.unmaskBitMatrix=function(a,b){for(var e=0;e<b;e++)for(var d=0;d<b;d++)this.isMasked(e,d)&&a.flip(d,e)};this.isMasked=function(a,b){var e=a*b;return 0==(e&1)+e%3}},new function(){this.unmaskBitMatrix=function(a,b){for(var e=0;e<b;e++)for(var d=0;d<b;d++)this.isMasked(e,d)&&a.flip(d,e)};this.isMasked=function(a,b){var e=a*b;return 0==((e&1)+e%3&1)}},new function(){this.unmaskBitMatrix=function(a,b){for(var e=0;e<b;e++)for(var d=0;d<b;d++)this.isMasked(e,d)&&a.flip(d,
e)};this.isMasked=function(a,b){return 0==((a+b&1)+a*b%3&1)}}];n.QR_CODE_FIELD=new n(285);n.DATA_MATRIX_FIELD=new n(301);n.addOrSubtract=function(a,b){return a^b};var E={};E.rsDecoder=new function(a){this.field=a;this.decode=function(a,e){for(var b=new w(this.field,a),c=Array(e),f=0;f<c.length;f++)c[f]=0;for(var h=!0,f=0;f<e;f++){var g=b.evaluateAt(this.field.exp(f));c[c.length-1-f]=g;0!=g&&(h=!1)}if(!h)for(f=new w(this.field,c),b=this.runEuclideanAlgorithm(this.field.buildMonomial(e,1),f,e),f=b[1],
b=this.findErrorLocations(b[0]),c=this.findErrorMagnitudes(f,b,!1),f=0;f<b.length;f++){h=a.length-1-this.field.log(b[f]);if(0>h)throw"ReedSolomonException Bad error location";a[h]=n.addOrSubtract(a[h],c[f])}};this.runEuclideanAlgorithm=function(a,e,d){if(a.Degree<e.Degree){var b=a;a=e;e=b}for(var b=this.field.One,f=this.field.Zero,h=this.field.Zero,g=this.field.One;e.Degree>=Math.floor(d/2);){var k=a,q=b,n=h;a=e;b=f;h=g;if(a.Zero)throw"r_{i-1} was zero";e=k;g=this.field.Zero;f=a.getCoefficient(a.Degree);
for(f=this.field.inverse(f);e.Degree>=a.Degree&&!e.Zero;){var k=e.Degree-a.Degree,r=this.field.multiply(e.getCoefficient(e.Degree),f),g=g.addOrSubtract(this.field.buildMonomial(k,r));e=e.addOrSubtract(a.multiplyByMonomial(k,r))}f=g.multiply1(b).addOrSubtract(q);g=g.multiply1(h).addOrSubtract(n)}d=g.getCoefficient(0);if(0==d)throw"ReedSolomonException sigmaTilde(0) was zero";d=this.field.inverse(d);a=g.multiply2(d);d=e.multiply2(d);return[a,d]};this.findErrorLocations=function(a){var b=a.Degree;if(1==
b)return Array(a.getCoefficient(1));for(var d=Array(b),c=0,f=1;256>f&&c<b;f++)0==a.evaluateAt(f)&&(d[c]=this.field.inverse(f),c++);if(c!=b)throw"Error locator degree does not match number of roots";return d};this.findErrorMagnitudes=function(a,e,d){for(var b=e.length,f=Array(b),h=0;h<b;h++){for(var g=this.field.inverse(e[h]),k=1,q=0;q<b;q++)h!=q&&(k=this.field.multiply(k,n.addOrSubtract(1,this.field.multiply(e[q],g))));f[h]=this.field.multiply(a.evaluateAt(g),this.field.inverse(k));d&&(f[h]=this.field.multiply(f[h],
g))}return f}}(n.QR_CODE_FIELD);E.correctErrors=function(a,b){for(var e=a.length,d=Array(e),c=0;c<e;c++)d[c]=a[c]&255;e=a.length-b;try{E.rsDecoder.decode(d,e)}catch(p){throw p;}for(c=0;c<b;c++)a[c]=d[c]};E.decode=function(a){var b=new T(a);a=b.readVersion();for(var e=b.readFormatInformation().ErrorCorrectionLevel,b=b.readCodewords(),b=G.getDataBlocks(b,a,e),d=0,c=0;c<b.length;c++)d+=b[c].NumDataCodewords;for(var d=Array(d),f=0,h=0;h<b.length;h++){var c=b[h],g=c.Codewords,k=c.NumDataCodewords;E.correctErrors(g,
k);for(c=0;c<k;c++)d[f++]=g[c]}return new X(d,a.VersionNumber,e.Bits)};var g={imagedata:null,width:0,height:0,qrCodeSymbol:null,debug:!1,maxImgSize:1048576,sizeOfDataLengthInfo:[[10,9,8,8],[12,11,16,10],[14,13,16,12]],callback:null,vidSuccess:function(a){g.localstream=a;g.webkit?g.video.src=window.webkitURL.createObjectURL(a):g.moz?(g.video.mozSrcObject=a,g.video.play()):g.video.src=a;g.gUM=!0;g.canvas_qr2=document.createElement("canvas");g.canvas_qr2.id="qr-canvas";g.qrcontext2=g.canvas_qr2.getContext("2d");
g.canvas_qr2.width=g.video.videoWidth;g.canvas_qr2.height=g.video.videoHeight;setTimeout(g.captureToCanvas,500)},vidError:function(a){g.gUM=!1},captureToCanvas:function(){if(g.gUM)try{if(0==g.video.videoWidth)setTimeout(g.captureToCanvas,500);else{g.canvas_qr2.width=g.video.videoWidth;g.canvas_qr2.height=g.video.videoHeight;g.qrcontext2.drawImage(g.video,0,0);try{g.decode()}catch(h){console.log(h),setTimeout(g.captureToCanvas,500)}}}catch(h){console.log(h),setTimeout(g.captureToCanvas,500)}},setWebcam:function(a){var b=
navigator;g.video=document.getElementById(a);var e=!0;if(navigator.mediaDevices&&navigator.mediaDevices.enumerateDevices)try{navigator.mediaDevices.enumerateDevices().then(function(a){a.forEach(function(a){console.log("deb1");"videoinput"===a.kind&&-1<a.label.toLowerCase().search("back")&&(e=[{sourceId:a.deviceId}]);console.log(a.kind+": "+a.label+" id = "+a.deviceId)})})}catch(d){console.log(d)}else console.log("no navigator.mediaDevices.enumerateDevices");b.getUserMedia?b.getUserMedia({video:e,
audio:!1},g.vidSuccess,g.vidError):b.webkitGetUserMedia?(g.webkit=!0,b.webkitGetUserMedia({video:e,audio:!1},g.vidSuccess,g.vidError)):b.mozGetUserMedia&&(g.moz=!0,b.mozGetUserMedia({video:e,audio:!1},g.vidSuccess,g.vidError))},decode:function(a){if(0==arguments.length){if(g.canvas_qr2){var b=g.canvas_qr2;var e=g.qrcontext2}else b=document.getElementById("qr-canvas"),e=b.getContext("2d");g.width=b.width;g.height=b.height;g.imagedata=e.getImageData(0,0,g.width,g.height);g.result=g.process(e);null!=
g.callback&&g.callback(g.result);return g.result}var d=new Image;d.crossOrigin="Anonymous";d.onload=function(){var a=document.getElementById("out-canvas");null!=a&&(a=a.getContext("2d"),a.clearRect(0,0,320,240),a.drawImage(d,0,0,320,240));var a=document.createElement("canvas"),b=a.getContext("2d"),e=d.height,f=d.width;d.width*d.height>g.maxImgSize&&(f=d.width/d.height,e=Math.sqrt(g.maxImgSize/f),f*=e);a.width=f;a.height=e;b.drawImage(d,0,0,a.width,a.height);g.width=a.width;g.height=a.height;try{g.imagedata=
b.getImageData(0,0,a.width,a.height)}catch(y){g.result=Error("Cross domain image reading not supported in your browser! Save it to your computer then drag and drop the file!");null!=g.callback&&g.callback(g.result);return}try{g.result=g.process(b)}catch(y){console.log(y),g.result=Error("error decoding QR Code")}null!=g.callback&&g.callback(g.result)};d.onerror=function(){null!=g.callback&&g.callback(Error("Failed to load the image"))};d.src=a},isUrl:function(a){return/(ftp|http|https):\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?/.test(a)},
decode_url:function(a){var b="";try{b=escape(a)}catch(e){console.log(e),b=a}a="";try{a=decodeURIComponent(b)}catch(e){console.log(e),a=b}return a},decode_utf8:function(a){return g.isUrl(a)?g.decode_url(a):a},process:function(a){var b=(new Date).getTime(),e=g.grayScaleToBitmap(g.grayscale());if(g.debug){for(var d=0;d<g.height;d++)for(var c=0;c<g.width;c++){var f=4*c+d*g.width*4;g.imagedata.data[f]=0;g.imagedata.data[f+1]=0;g.imagedata.data[f+2]=e[c+d*g.width]?255:0}a.putImageData(g.imagedata,0,0)}e=
(new Q(e)).detect();if(g.debug){for(d=0;d<e.bits.Height;d++)for(c=0;c<e.bits.Width;c++)f=8*c+2*d*g.width*4,g.imagedata.data[f]=(e.bits.get_Renamed(c,d),0),g.imagedata.data[f+1]=(e.bits.get_Renamed(c,d),0),g.imagedata.data[f+2]=e.bits.get_Renamed(c,d)?255:0;a.putImageData(g.imagedata,0,0)}f=E.decode(e.bits).DataByte;a="";for(d=0;d<f.length;d++)for(c=0;c<f[d].length;c++)a+=String.fromCharCode(f[d][c]);f=(new Date).getTime();console.log(f-b);return g.decode_utf8(a)},getPixel:function(a,b){if(g.width<
a)throw"point error";if(g.height<b)throw"point error";var e=4*a+b*g.width*4;return(33*g.imagedata.data[e]+34*g.imagedata.data[e+1]+33*g.imagedata.data[e+2])/100},binarize:function(a){for(var b=Array(g.width*g.height),e=0;e<g.height;e++)for(var d=0;d<g.width;d++){var c=g.getPixel(d,e);b[d+e*g.width]=c<=a?!0:!1}return b},getMiddleBrightnessPerArea:function(a){for(var b=Math.floor(g.width/4),e=Math.floor(g.height/4),d=Array(4),c=0;4>c;c++){d[c]=Array(4);for(var f=0;4>f;f++)d[c][f]=[0,0]}for(c=0;4>c;c++)for(f=
0;4>f;f++){d[f][c][0]=255;for(var h=0;h<e;h++)for(var m=0;m<b;m++){var k=a[b*f+m+(e*c+h)*g.width];k<d[f][c][0]&&(d[f][c][0]=k);k>d[f][c][1]&&(d[f][c][1]=k)}}a=Array(4);for(b=0;4>b;b++)a[b]=Array(4);for(c=0;4>c;c++)for(f=0;4>f;f++)a[f][c]=Math.floor((d[f][c][0]+d[f][c][1])/2);return a},grayScaleToBitmap:function(a){for(var b=g.getMiddleBrightnessPerArea(a),e=b.length,d=Math.floor(g.width/e),c=Math.floor(g.height/e),f=new ArrayBuffer(g.width*g.height),f=new Uint8Array(f),h=0;h<e;h++)for(var m=0;m<e;m++)for(var k=
0;k<c;k++)for(var n=0;n<d;n++)f[d*m+n+(c*h+k)*g.width]=a[d*m+n+(c*h+k)*g.width]<b[m][h]?!0:!1;return f},grayscale:function(){for(var a=new ArrayBuffer(g.width*g.height),a=new Uint8Array(a),b=0;b<g.height;b++)for(var e=0;e<g.width;e++){var d=g.getPixel(e,b);a[e+b*g.width]=d}return a}},L=3,W=57,D=8,K=2;g.orderBestPatterns=function(a){function b(a,b){var c=a.X-b.X,d=a.Y-b.Y;return Math.sqrt(c*c+d*d)}var e=b(a[0],a[1]),d=b(a[1],a[2]),c=b(a[0],a[2]);d>=e&&d>=c?(d=a[0],e=a[1],c=a[2]):c>=d&&c>=e?(d=a[1],
e=a[0],c=a[2]):(d=a[2],e=a[0],c=a[1]);if(0>function(a,b,c){var d=b.x;b=b.y;return(c.x-d)*(a.y-b)-(c.y-b)*(a.x-d)}(e,d,c))var f=e,e=c,c=f;a[0]=e;a[1]=d;a[2]=c};return g}();
