/*! For license information please see tesseract.js.LICENSE.txt */
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1===f:s=[0,f-1,0];break;case 2===f:s=[1,f-2,0];break;case 3===f:s=[2,f-3,0];break;case 4===f:s=[3,f-4,0];break;case 6>=f:s=[4,f-5,1];break;case 8>=f:s=[5,f-7,1];break;case 12>=f:s=[6,f-9,2];break;case 16>=f:s=[7,f-13,2];break;case 24>=f:s=[8,f-17,3];break;case 32>=f:s=[9,f-25,3];break;case 48>=f:s=[10,f-33,4];break;case 64>=f:s=[11,f-49,4];break;case 96>=f:s=[12,f-65,5];break;case 128>=f:s=[13,f-97,5];break;case 192>=f:s=[14,f-129,6];break;case 256>=f:s=[15,f-193,6];break;case 384>=f:s=[16,f-257,7];break;case 512>=f:s=[17,f-385,7];break;case 768>=f:s=[18,f-513,8];break;case 1024>=f:s=[19,f-769,8];break;case 1536>=f:s=[20,f-1025,9];break;case 2048>=f:s=[21,f-1537,9];break;case 3072>=f:s=[22,f-2049,10];break;case 4096>=f:s=[23,f-3073,10];break;case 6144>=f:s=[24,f-4097,11];break;case 8192>=f:s=[25,f-6145,11];break;case 12288>=f:s=[26,f-8193,12];break;case 16384>=f:s=[27,f-12289,12];break;case 24576>=f:s=[28,f-16385,13];break;case 32768>=f:s=[29,f-24577,13];break;default:r("invalid 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i,o,a,f,u,c=new(s?Uint16Array:Array)(r),h=new(s?Uint8Array:Array)(r),p=new(s?Uint8Array:Array)(e),l=Array(r),d=Array(r),m=Array(r),g=(1<<r)-e,b=1<<r-1;for(c[r-1]=e,o=0;o<r;++o)g<b?h[o]=0:(h[o]=1,g-=b),g<<=1,c[r-2-o]=(c[r-1-o]/2|0)+e;for(c[0]=h[0],l[0]=Array(c[0]),d[0]=Array(c[0]),o=1;o<r;++o)c[o]>2*c[o-1]+h[o]&&(c[o]=2*c[o-1]+h[o]),l[o]=Array(c[o]),d[o]=Array(c[o]);for(i=0;i<e;++i)p[i]=r;for(a=0;a<c[r-1];++a)l[r-1][a]=t[a],d[r-1][a]=a;for(i=0;i<r;++i)m[i]=0;for(1===h[r-1]&&(--p[0],++m[r-1]),o=r-2;0<=o;--o){for(f=i=0,u=m[o+1],a=0;a<c[o];a++)(f=l[o+1][u]+l[o+1][u+1])>t[i]?(l[o][a]=f,d[o][a]=e,u+=2):(l[o][a]=t[i],d[o][a]=i,++i);m[o]=0,1===h[o]&&n(o)}return p}(n,n.length,e),o=0,a=r.length;o<a;++o)c[r[o].index]=i[o];return c}function L(t){var e,r,n,i,o=new(s?Uint16Array:Array)(t.length),a=[],f=[],u=0;for(e=0,r=t.length;e<r;e++)a[t[e]]=1+(0|a[t[e]]);for(e=1,r=16;e<=r;e++)f[e]=u,u+=0|a[e],u<<=1;for(e=0,r=t.length;e<r;e++)for(u=f[t[e]],f[t[e]]+=1,n=o[e]=0,i=t[e];n<i;n++)o[e]=o[e]<<1|1&u,u>>>=1;return o}function T(t,e){this.input=t,this.b=this.c=0,this.g={},e&&(e.flags&&(this.g=e.flags),"string"==typeof e.filename&&(this.filename=e.filename),"string"==typeof e.comment&&(this.w=e.comment),e.deflateOptions&&(this.l=e.deflateOptions)),this.l||(this.l={})}T.prototype.h=function(){var t,e,r,i,o,a,f,u,c=new(s?Uint8Array:Array)(32768),h=0,p=this.input,d=this.c,m=this.filename,g=this.w;if(c[h++]=31,c[h++]=139,c[h++]=8,t=0,this.g.fname&&(t|=P),this.g.fcomment&&(t|=O),this.g.fhcrc&&(t|=C),c[h++]=t,e=(Date.now?Date.now():+new Date)/1e3|0,c[h++]=255&e,c[h++]=e>>>8&255,c[h++]=e>>>16&255,c[h++]=e>>>24&255,c[h++]=0,c[h++]=B,this.g.fname!==n){for(f=0,u=m.length;f<u;++f)255<(a=m.charCodeAt(f))&&(c[h++]=a>>>8&255),c[h++]=255&a;c[h++]=0}if(this.g.comment){for(f=0,u=g.length;f<u;++f)255<(a=g.charCodeAt(f))&&(c[h++]=a>>>8&255),c[h++]=255&a;c[h++]=0}return this.g.fhcrc&&(r=65535&l(c,0,h),c[h++]=255&r,c[h++]=r>>>8&255),this.l.outputBuffer=c,this.l.outputIndex=h,c=(o=new y(p,this.l)).h(),h=o.b,s&&(h+8>c.buffer.byteLength?(this.a=new Uint8Array(h+8),this.a.set(new Uint8Array(c.buffer)),c=this.a):c=new Uint8Array(c.buffer)),i=l(p,n,n),c[h++]=255&i,c[h++]=i>>>8&255,c[h++]=i>>>16&255,c[h++]=i>>>24&255,u=p.length,c[h++]=255&u,c[h++]=u>>>8&255,c[h++]=u>>>16&255,c[h++]=u>>>24&255,this.c=d,s&&h<c.length&&(this.a=c=c.subarray(0,h)),c};var B=255,C=2,P=8,O=16;function R(t,e){switch(this.o=[],this.p=32768,this.e=this.j=this.c=this.s=0,this.input=s?new Uint8Array(t):t,this.u=!1,this.q=z,this.K=!1,!e&&(e={})||(e.index&&(this.c=e.index),e.bufferSize&&(this.p=e.bufferSize),e.bufferType&&(this.q=e.bufferType),e.resize&&(this.K=e.resize)),this.q){case N:this.b=32768,this.a=new(s?Uint8Array:Array)(32768+this.p+258);break;case z:this.b=0,this.a=new(s?Uint8Array:Array)(this.p),this.f=this.S,this.z=this.O,this.r=this.Q;break;default:r(Error("invalid inflate mode"))}}var N=0,z=1;R.prototype.i=function(){for(;!this.u;){var t=nt(this,3);switch(1&t&&(this.u=i),t>>>=1){case 0:var e=this.input,o=this.c,a=this.a,f=this.b,u=e.length,c=n,h=a.length,p=n;switch(this.e=this.j=0,o+1>=u&&r(Error("invalid uncompressed block header: LEN")),c=e[o++]|e[o++]<<8,o+1>=u&&r(Error("invalid uncompressed block header: NLEN")),c===~(e[o++]|e[o++]<<8)&&r(Error("invalid uncompressed block header: length verify")),o+c>e.length&&r(Error("input buffer is broken")),this.q){case N:for(;f+c>a.length;){if(c-=p=h-f,s)a.set(e.subarray(o,o+p),f),f+=p,o+=p;else for(;p--;)a[f++]=e[o++];this.b=f,a=this.f(),f=this.b}break;case z:for(;f+c>a.length;)a=this.f({B:2});break;default:r(Error("invalid inflate mode"))}if(s)a.set(e.subarray(o,o+c),f),f+=c,o+=c;else for(;c--;)a[f++]=e[o++];this.c=o,this.b=f,this.a=a;break;case 1:this.r(tt,rt);break;case 2:var l,d,m,g,b=nt(this,5)+257,y=nt(this,5)+1,w=nt(this,4)+4,x=new(s?Uint8Array:Array)(M.length),k=n,E=n,A=n,U=n,_=n;for(_=0;_<w;++_)x[M[_]]=nt(this,3);if(!s)for(_=w,w=x.length;_<w;++_)x[M[_]]=0;for(l=v(x),k=new(s?Uint8Array:Array)(b+y),_=0,g=b+y;_<g;)switch(E=it(this,l)){case 16:for(U=3+nt(this,2);U--;)k[_++]=A;break;case 17:for(U=3+nt(this,3);U--;)k[_++]=0;A=0;break;case 18:for(U=11+nt(this,7);U--;)k[_++]=0;A=0;break;default:A=k[_++]=E}d=v(s?k.subarray(0,b):k.slice(0,b)),m=v(s?k.subarray(b):k.slice(b)),this.r(d,m);break;default:r(Error("unknown BTYPE: "+t))}}return this.z()};var q,D,F=[16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15],M=s?new Uint16Array(F):F,J=[3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,258,258],H=s?new Uint16Array(J):J,G=[0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0,0,0],V=s?new Uint8Array(G):G,W=[1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577],X=s?new Uint16Array(W):W,Y=[0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13],$=s?new Uint8Array(Y):Y,K=new(s?Uint8Array:Array)(288);for(q=0,D=K.length;q<D;++q)K[q]=143>=q?8:255>=q?9:279>=q?7:8;var Z,Q,tt=v(K),et=new(s?Uint8Array:Array)(30);for(Z=0,Q=et.length;Z<Q;++Z)et[Z]=5;var rt=v(et);function nt(t,e){for(var n,i=t.j,s=t.e,o=t.input,a=t.c,f=o.length;s<e;)a>=f&&r(Error("input buffer is broken")),i|=o[a++]<<s,s+=8;return n=i&(1<<e)-1,t.j=i>>>e,t.e=s-e,t.c=a,n}function it(t,e){for(var n,i,s=t.j,o=t.e,a=t.input,f=t.c,u=a.length,c=e[0],h=e[1];o<h&&!(f>=u);)s|=a[f++]<<o,o+=8;return(i=(n=c[s&(1<<h)-1])>>>16)>o&&r(Error("invalid code length: "+i)),t.j=s>>i,t.e=o-i,t.c=f,65535&n}function st(t){this.input=t,this.c=0,this.G=[],this.R=!1}function ot(t){if("string"==typeof t){var e,r,n=t.split("");for(e=0,r=n.length;e<r;e++)n[e]=(255&n[e].charCodeAt(0))>>>0;t=n}for(var i,s=1,o=0,a=t.length,f=0;0<a;){a-=i=1024<a?1024:a;do{o+=s+=t[f++]}while(--i);s%=65521,o%=65521}return(o<<16|s)>>>0}function at(t,e){var n,i;switch(this.input=t,this.c=0,!e&&(e={})||(e.index&&(this.c=e.index),e.verify&&(this.V=e.verify)),n=t[this.c++],i=t[this.c++],15&n){case ft:this.method=ft;break;default:r(Error("unsupported compression method"))}0!=((n<<8)+i)%31&&r(Error("invalid fcheck flag:"+((n<<8)+i)%31)),32&i&&r(Error("fdict flag is not supported")),this.J=new R(t,{index:this.c,bufferSize:e.bufferSize,bufferType:e.bufferType,resize:e.resize})}R.prototype.r=function(t,e){var r=this.a,n=this.b;this.A=t;for(var i,s,o,a,f=r.length-258;256!==(i=it(this,t));)if(256>i)n>=f&&(this.b=n,r=this.f(),n=this.b),r[n++]=i;else for(a=H[s=i-257],0<V[s]&&(a+=nt(this,V[s])),i=it(this,e),o=X[i],0<$[i]&&(o+=nt(this,$[i])),n>=f&&(this.b=n,r=this.f(),n=this.b);a--;)r[n]=r[n++-o];for(;8<=this.e;)this.e-=8,this.c--;this.b=n},R.prototype.Q=function(t,e){var r=this.a,n=this.b;this.A=t;for(var i,s,o,a,f=r.length;256!==(i=it(this,t));)if(256>i)n>=f&&(f=(r=this.f()).length),r[n++]=i;else for(a=H[s=i-257],0<V[s]&&(a+=nt(this,V[s])),i=it(this,e),o=X[i],0<$[i]&&(o+=nt(this,$[i])),n+a>f&&(f=(r=this.f()).length);a--;)r[n]=r[n++-o];for(;8<=this.e;)this.e-=8,this.c--;this.b=n},R.prototype.f=function(){var t,e,r=new(s?Uint8Array:Array)(this.b-32768),n=this.b-32768,i=this.a;if(s)r.set(i.subarray(32768,r.length));else for(t=0,e=r.length;t<e;++t)r[t]=i[t+32768];if(this.o.push(r),this.s+=r.length,s)i.set(i.subarray(n,n+32768));else for(t=0;32768>t;++t)i[t]=i[n+t];return this.b=32768,i},R.prototype.S=function(t){var e,r,n,i=this.input.length/this.c+1|0,o=this.input,a=this.a;return t&&("number"==typeof t.B&&(i=t.B),"number"==typeof t.M&&(i+=t.M)),2>i?r=(n=(o.length-this.c)/this.A[2]/2*258|0)<a.length?a.length+n:a.length<<1:r=a.length*i,s?(e=new Uint8Array(r)).set(a):e=a,this.a=e},R.prototype.z=function(){var t,e,r,n,i,o=0,a=this.a,f=this.o,u=new(s?Uint8Array:Array)(this.s+(this.b-32768));if(0===f.length)return s?this.a.subarray(32768,this.b):this.a.slice(32768,this.b);for(e=0,r=f.length;e<r;++e)for(n=0,i=(t=f[e]).length;n<i;++n)u[o++]=t[n];for(e=32768,r=this.b;e<r;++e)u[o++]=a[e];return this.o=[],this.buffer=u},R.prototype.O=function(){var t,e=this.b;return s?this.K?(t=new Uint8Array(e)).set(this.a.subarray(0,e)):t=this.a.subarray(0,e):(this.a.length>e&&(this.a.length=e),t=this.a),this.buffer=t},st.prototype.i=function(){for(var t=this.input.length;this.c<t;){var e,o,a=new g,f=n,u=n,c=n,h=n,p=n,d=n,m=n,b=this.input,v=this.c;switch(a.C=b[v++],a.D=b[v++],(31!==a.C||139!==a.D)&&r(Error("invalid file signature:"+a.C+","+a.D)),a.v=b[v++],a.v){case 8:break;default:r(Error("unknown compression method: 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Uint8Array(A),y=0;y<w;++y)x.set(k[y].data,E),E+=k[y].data.length;else{for(x=[],y=0;y<w;++y)x[y]=k[y].data;x=Array.prototype.concat.apply([],x)}return x},at.prototype.i=function(){var t,e=this.input;return t=this.J.i(),this.c=this.J.c,this.V&&((e[this.c++]<<24|e[this.c++]<<16|e[this.c++]<<8|e[this.c++])>>>0!==ot(t)&&r(Error("invalid adler-32 checksum"))),t};var ft=8;function ut(t,e){this.input=t,this.a=new(s?Uint8Array:Array)(32768),this.k=ct.t;var r,n={};for(r in!e&&(e={})||"number"!=typeof e.compressionType||(this.k=e.compressionType),e)n[r]=e[r];n.outputBuffer=this.a,this.I=new y(this.input,n)}var ct=k;function ht(t,e){var r;return r=new ut(t).h(),e||(e={}),e.H?r:mt(r)}function pt(t,e){var r;return t.subarray=t.slice,r=new at(t).i(),e||(e={}),e.noBuffer?r:mt(r)}function lt(t,e){var r;return t.subarray=t.slice,r=new T(t).h(),e||(e={}),e.H?r:mt(r)}function dt(t,e){var r;return t.subarray=t.slice,r=new st(t).i(),e||(e={}),e.H?r:mt(r)}function mt(t){var e,r,n=new Buffer(t.length);for(e=0,r=t.length;e<r;++e)n[e]=t[e];return n}ut.prototype.h=function(){var t,e,n,i,o,a,f,u=0;switch(f=this.a,t=ft){case ft:e=Math.LOG2E*Math.log(32768)-8;break;default:r(Error("invalid compression method"))}switch(n=e<<4|t,f[u++]=n,t){case ft:switch(this.k){case ct.NONE:o=0;break;case ct.L:o=1;break;case ct.t:o=2;break;default:r(Error("unsupported compression type"))}break;default:r(Error("invalid compression method"))}return i=o<<6|0,f[u++]=i|31-(256*n+i)%31,a=ot(this.input),this.I.b=u,u=(f=this.I.h()).length,s&&((f=new Uint8Array(f.buffer)).length<=u+4&&(this.a=new Uint8Array(f.length+4),this.a.set(f),f=this.a),f=f.subarray(0,u+4)),f[u++]=a>>24&255,f[u++]=a>>16&255,f[u++]=a>>8&255,f[u++]=255&a,f},e.deflate=function(e,r,n){t.nextTick((function(){var t,i;try{i=ht(e,n)}catch(e){t=e}r(t,i)}))},e.deflateSync=ht,e.inflate=function(e,r,n){t.nextTick((function(){var t,i;try{i=pt(e,n)}catch(e){t=e}r(t,i)}))},e.inflateSync=pt,e.gzip=function(e,r,n){t.nextTick((function(){var 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r(t){this.buffer=t.data,this.width=t.width,this.height=t.height,this.extraBytes=this.width%4,this.rgbSize=this.height*(3*this.width+this.extraBytes),this.headerInfoSize=40,this.data=[],this.flag="BM",this.reserved=0,this.offset=54,this.fileSize=this.rgbSize+this.offset,this.planes=1,this.bitPP=24,this.compress=0,this.hr=0,this.vr=0,this.colors=0,this.importantColors=0}r.prototype.encode=function(){var t=new Buffer(this.offset+this.rgbSize);this.pos=0,t.write(this.flag,this.pos,2),this.pos+=2,t.writeUInt32LE(this.fileSize,this.pos),this.pos+=4,t.writeUInt32LE(this.reserved,this.pos),this.pos+=4,t.writeUInt32LE(this.offset,this.pos),this.pos+=4,t.writeUInt32LE(this.headerInfoSize,this.pos),this.pos+=4,t.writeUInt32LE(this.width,this.pos),this.pos+=4,t.writeInt32LE(-this.height,this.pos),this.pos+=4,t.writeUInt16LE(this.planes,this.pos),this.pos+=2,t.writeUInt16LE(this.bitPP,this.pos),this.pos+=2,t.writeUInt32LE(this.compress,this.pos),this.pos+=4,t.writeUInt32LE(this.rgbSize,this.pos),this.pos+=4,t.writeUInt32LE(this.hr,this.pos),this.pos+=4,t.writeUInt32LE(this.vr,this.pos),this.pos+=4,t.writeUInt32LE(this.colors,this.pos),this.pos+=4,t.writeUInt32LE(this.importantColors,this.pos),this.pos+=4;for(var e=0,r=3*this.width+this.extraBytes,n=0;n<this.height;n++){for(var i=0;i<this.width;i++){var s=this.pos+n*r+3*i;e++,t[s]=this.buffer[e++],t[s+1]=this.buffer[e++],t[s+2]=this.buffer[e++]}if(this.extraBytes>0){var o=this.pos+n*r+3*this.width;t.fill(0,o,o+this.extraBytes)}}return t},t.exports=function(t,e){return void 0===e&&(e=100),{data:new r(t).encode(),width:t.width,height:t.height}}},1301:function(t,e){function r(t,e){if(this.pos=0,this.buffer=t,this.is_with_alpha=!!e,this.bottom_up=!0,this.flag=this.buffer.toString("utf-8",0,this.pos+=2),"BM"!=this.flag)throw new Error("Invalid BMP File");this.parseHeader(),this.parseRGBA()}r.prototype.parseHeader=function(){if(this.fileSize=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.reserved=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.offset=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.headerSize=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.width=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.height=this.buffer.readInt32LE(this.pos),this.pos+=4,this.planes=this.buffer.readUInt16LE(this.pos),this.pos+=2,this.bitPP=this.buffer.readUInt16LE(this.pos),this.pos+=2,this.compress=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.rawSize=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.hr=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.vr=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.colors=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.importantColors=this.buffer.readUInt32LE(this.pos),this.pos+=4,16===this.bitPP&&this.is_with_alpha&&(this.bitPP=15),this.bitPP<15){var t=0===this.colors?1<<this.bitPP:this.colors;this.palette=new Array(t);for(var e=0;e<t;e++){var r=this.buffer.readUInt8(this.pos++),n=this.buffer.readUInt8(this.pos++),i=this.buffer.readUInt8(this.pos++),s=this.buffer.readUInt8(this.pos++);this.palette[e]={red:i,green:n,blue:r,quad:s}}}this.height<0&&(this.height*=-1,this.bottom_up=!1)},r.prototype.parseRGBA=function(){var t="bit"+this.bitPP,e=this.width*this.height*4;this.data=new Buffer(e),this[t]()},r.prototype.bit1=function(){var t=Math.ceil(this.width/8),e=t%4,r=this.height>=0?this.height-1:-this.height;for(r=this.height-1;r>=0;r--){for(var n=this.bottom_up?r:this.height-1-r,i=0;i<t;i++)for(var s=this.buffer.readUInt8(this.pos++),o=n*this.width*4+8*i*4,a=0;a<8&&8*i+a<this.width;a++){var f=this.palette[s>>7-a&1];this.data[o+4*a]=0,this.data[o+4*a+1]=f.blue,this.data[o+4*a+2]=f.green,this.data[o+4*a+3]=f.red}0!=e&&(this.pos+=4-e)}},r.prototype.bit4=function(){if(2==this.compress){var t=function(t){var r=this.palette[t];this.data[e]=0,this.data[e+1]=r.blue,this.data[e+2]=r.green,this.data[e+3]=r.red,e+=4};this.data.fill(255);for(var e=0,r=this.bottom_up?this.height-1:0,n=!1;e<this.data.length;){var i=this.buffer.readUInt8(this.pos++),s=this.buffer.readUInt8(this.pos++);if(0==i){if(0==s){this.bottom_up?r--:r++,e=r*this.width*4,n=!1;continue}if(1==s)break;if(2==s){var o=this.buffer.readUInt8(this.pos++),a=this.buffer.readUInt8(this.pos++);this.bottom_up?r-=a:r+=a,e+=a*this.width*4+4*o}else{for(var f=this.buffer.readUInt8(this.pos++),u=0;u<s;u++)t.call(this,n?15&f:(240&f)>>4),1&u&&u+1<s&&(f=this.buffer.readUInt8(this.pos++)),n=!n;1==(s+1>>1&1)&&this.pos++}}else for(u=0;u<i;u++)t.call(this,n?15&s:(240&s)>>4),n=!n}}else{var c=Math.ceil(this.width/2),h=c%4;for(a=this.height-1;a>=0;a--){var p=this.bottom_up?a:this.height-1-a;for(o=0;o<c;o++){s=this.buffer.readUInt8(this.pos++),e=p*this.width*4+2*o*4;var l=s>>4,d=15&s,m=this.palette[l];if(this.data[e]=0,this.data[e+1]=m.blue,this.data[e+2]=m.green,this.data[e+3]=m.red,2*o+1>=this.width)break;m=this.palette[d],this.data[e+4]=0,this.data[e+4+1]=m.blue,this.data[e+4+2]=m.green,this.data[e+4+3]=m.red}0!=h&&(this.pos+=4-h)}}},r.prototype.bit8=function(){if(1==this.compress){var t=function(t){var r=this.palette[t];this.data[e]=0,this.data[e+1]=r.blue,this.data[e+2]=r.green,this.data[e+3]=r.red,e+=4};this.data.fill(255);for(var e=0,r=this.bottom_up?this.height-1:0;e<this.data.length;){var n=this.buffer.readUInt8(this.pos++),i=this.buffer.readUInt8(this.pos++);if(0==n){if(0==i){this.bottom_up?r--:r++,e=r*this.width*4;continue}if(1==i)break;if(2==i){var s=this.buffer.readUInt8(this.pos++),o=this.buffer.readUInt8(this.pos++);this.bottom_up?r-=o:r+=o,e+=o*this.width*4+4*s}else{for(var a=0;a<i;a++){var f=this.buffer.readUInt8(this.pos++);t.call(this,f)}!0&i&&this.pos++}}else for(a=0;a<n;a++)t.call(this,i)}}else{var u=this.width%4;for(o=this.height-1;o>=0;o--){var c=this.bottom_up?o:this.height-1-o;for(s=0;s<this.width;s++){i=this.buffer.readUInt8(this.pos++),e=c*this.width*4+4*s;if(i<this.palette.length){var h=this.palette[i];this.data[e]=0,this.data[e+1]=h.blue,this.data[e+2]=h.green,this.data[e+3]=h.red}else this.data[e]=0,this.data[e+1]=255,this.data[e+2]=255,this.data[e+3]=255}0!=u&&(this.pos+=4-u)}}},r.prototype.bit15=function(){for(var t=this.width%3,e=parseInt("11111",2),r=this.height-1;r>=0;r--){for(var n=this.bottom_up?r:this.height-1-r,i=0;i<this.width;i++){var s=this.buffer.readUInt16LE(this.pos);this.pos+=2;var o=(s&e)/e*255|0,a=(s>>5&e)/e*255|0,f=(s>>10&e)/e*255|0,u=s>>15?255:0,c=n*this.width*4+4*i;this.data[c]=u,this.data[c+1]=o,this.data[c+2]=a,this.data[c+3]=f}this.pos+=t}},r.prototype.bit16=function(){var t=this.width%2*2;this.maskRed=31744,this.maskGreen=992,this.maskBlue=31,this.mask0=0,3==this.compress&&(this.maskRed=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.maskGreen=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.maskBlue=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.mask0=this.buffer.readUInt32LE(this.pos),this.pos+=4);for(var e=[0,0,0],r=0;r<16;r++)this.maskRed>>r&1&&e[0]++,this.maskGreen>>r&1&&e[1]++,this.maskBlue>>r&1&&e[2]++;e[1]+=e[0],e[2]+=e[1],e[0]=8-e[0],e[1]-=8,e[2]-=8;for(var n=this.height-1;n>=0;n--){for(var i=this.bottom_up?n:this.height-1-n,s=0;s<this.width;s++){var o=this.buffer.readUInt16LE(this.pos);this.pos+=2;var a=(o&this.maskBlue)<<e[0],f=(o&this.maskGreen)>>e[1],u=(o&this.maskRed)>>e[2],c=i*this.width*4+4*s;this.data[c]=0,this.data[c+1]=a,this.data[c+2]=f,this.data[c+3]=u}this.pos+=t}},r.prototype.bit24=function(){for(var t=this.height-1;t>=0;t--){for(var e=this.bottom_up?t:this.height-1-t,r=0;r<this.width;r++){var n=this.buffer.readUInt8(this.pos++),i=this.buffer.readUInt8(this.pos++),s=this.buffer.readUInt8(this.pos++),o=e*this.width*4+4*r;this.data[o]=0,this.data[o+1]=n,this.data[o+2]=i,this.data[o+3]=s}this.pos+=this.width%4}},r.prototype.bit32=function(){if(3==this.compress){this.maskRed=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.maskGreen=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.maskBlue=this.buffer.readUInt32LE(this.pos),this.pos+=4,this.mask0=this.buffer.readUInt32LE(this.pos),this.pos+=4;for(var t=this.height-1;t>=0;t--)for(var e=this.bottom_up?t:this.height-1-t,r=0;r<this.width;r++){var n=this.buffer.readUInt8(this.pos++),i=this.buffer.readUInt8(this.pos++),s=this.buffer.readUInt8(this.pos++),o=this.buffer.readUInt8(this.pos++),a=e*this.width*4+4*r;this.data[a]=n,this.data[a+1]=i,this.data[a+2]=s,this.data[a+3]=o}}else 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