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n.push(["type=[",o.join(","),"].join()"].join("")),n.push("proc=CACHED[type]"),t.push("var "+n.join(",")),t.push(["if(!proc){","CACHED[type]=proc=compile([",a.join(","),"])}","return proc(",s.join(","),")}"].join("")),e.debug&&console.log("-----Generated thunk:\n"+t.join("\n")+"\n----------"),new Function("compile",t.join("\n"))(r.bind(void 0,e))}},{"./compile.js":21}],23:[function(e,t,n){(function(e){"use strict";t.exports=function(t){if(!/^data\:/i.test(t))throw new TypeError('`uri` does not appear to be a Data URI (must begin with "data:")');var n=(t=t.replace(/\r?\n/g,"")).indexOf(",");if(-1===n||n<=4)throw new TypeError("malformed data: URI");for(var r=t.substring(5,n).split(";"),i=r[0]||"text/plain",a=i,o=!1,s="",l=1;l<r.length;l++)"base64"==r[l]?o=!0:(a+=";"+r[l],0==r[l].indexOf("charset=")&&(s=r[l].substring(8)));r[0]||s.length||(a+=";charset=US-ASCII",s="US-ASCII");var u=unescape(t.substring(n+1)),c=new e(u,o?"base64":"ascii");return 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Uint16Array(l.indices),p.STATIC_DRAW),p.bindBuffer(p.ELEMENT_ARRAY_BUFFER,null),b=p.createBuffer(),p.bindBuffer(p.ARRAY_BUFFER,b),p.bufferData(p.ARRAY_BUFFER,new Float32Array(l.textureCoords),p.STATIC_DRAW),p.bindBuffer(p.ARRAY_BUFFER,null),t.runner=t.runner||function(e){p.clearColor(0,0,0,1),p.enable(p.DEPTH_TEST),p.clear(p.COLOR_BUFFER_BIT|p.DEPTH_BUFFER_BIT),p.enableVertexAttribArray(y),p.bindBuffer(p.ARRAY_BUFFER,v),p.vertexAttribPointer(y,3,p.FLOAT,!1,0,0),p.enableVertexAttribArray(_),p.bindBuffer(p.ARRAY_BUFFER,b),p.vertexAttribPointer(_,2,p.FLOAT,!1,0,0),p.activeTexture(p.TEXTURE0),p.bindTexture(p.TEXTURE_2D,S),p.uniform1i(x,0),p.uniform3fv(k,[u.a,u.b,u.scale]),p.uniform2fv(E,[u.Fx,u.Fy]),p.uniform2fv(T,[c.x,c.y]),p.bindBuffer(p.ELEMENT_ARRAY_BUFFER,w),p.drawElements(p.TRIANGLES,l.indices.length,p.UNSIGNED_SHORT,0)};var S;return s(f),{options:t,gl:p,lens:u,fov:c,run:a,getImage:function(e){var t=new Image;return t.src=p.canvas.toDataURL(e||"image/jpeg"),t},setImage:s}};"undefined"!=typeof document?window.FisheyeGl=r:t.exports=r},{"./shaders":26}],26:[function(e,t,n){t.exports={fragment:e("./shaders/fragment.glfs"),fragment2:e("./shaders/fragment2.glfs"),fragment3:e("./shaders/fragment3.glfs"),method1:e("./shaders/method1.glfs"),method2:e("./shaders/method2.glfs"),vertex:e("./shaders/vertex.glvs")}},{"./shaders/fragment.glfs":27,"./shaders/fragment2.glfs":28,"./shaders/fragment3.glfs":29,"./shaders/method1.glfs":30,"./shaders/method2.glfs":31,"./shaders/vertex.glvs":32}],27:[function(e,t,n){t.exports="#ifdef GL_ES\nprecision highp float;\n#endif\nuniform vec4 uLens;\nuniform vec2 uFov;\nuniform sampler2D uSampler;\nvarying vec3 vPosition;\nvarying vec2 vTextureCoord;\nvec2 GLCoord2TextureCoord(vec2 glCoord) {\n\treturn glCoord  * vec2(1.0, -1.0)/ 2.0 + vec2(0.5, 0.5);\n}\nvoid main(void){\n\tfloat scale = uLens.w;\n\tfloat F = uLens.z;\n\t\n\tfloat L = length(vec3(vPosition.xy/scale, F));\n\tvec2 vMapping = vPosition.xy * F / L;\n\tvMapping = vMapping * uLens.xy;\n\tvMapping = GLCoord2TextureCoord(vMapping/scale);\n\tvec4 texture = texture2D(uSampler, vMapping);\n\tif(vMapping.x > 0.99 || vMapping.x < 0.01 || vMapping.y > 0.99 || vMapping.y < 0.01){\n\t\ttexture = vec4(0.0, 0.0, 0.0, 1.0);\n\t} \n\tgl_FragColor = texture;\n}\n"},{}],28:[function(e,t,n){t.exports="#ifdef GL_ES\nprecision highp float;\n#endif\nuniform vec4 uLens;\nuniform vec2 uFov;\nuniform sampler2D uSampler;\nvarying vec3 vPosition;\nvarying vec2 vTextureCoord;\nvec2 TextureCoord2GLCoord(vec2 textureCoord) {\n\treturn (textureCoord - vec2(0.5, 0.5)) * 2.0;\n}\nvec2 GLCoord2TextureCoord(vec2 glCoord) {\n\treturn glCoord / 2.0 + vec2(0.5, 0.5);\n}\nvoid main(void){\n\tfloat correctionRadius = 0.5;\n\tfloat distance = sqrt(vPosition.x * vPosition.x + vPosition.y * vPosition.y) / correctionRadius;\n\tfloat theta = 1.0;\n\tif(distance != 0.0){\n\t\ttheta = atan(distance);\n\t}\n\tvec2 vMapping = theta * vPosition.xy;\n\tvMapping = GLCoord2TextureCoord(vMapping);\n\t\t\n\tvec4 texture = texture2D(uSampler, vMapping);\n\tif(vMapping.x > 0.99 || vMapping.x < 0.01 || vMapping.y > 0.99 || vMapping.y < 0.01){\n\t\ttexture = vec4(0.0, 0.0, 0.0, 1.0);\n\t} \n\tgl_FragColor = texture;\n}\n"},{}],29:[function(e,t,n){t.exports="#ifdef GL_ES\nprecision highp float;\n#endif\nuniform vec3 uLensS;\nuniform vec2 uLensF;\nuniform vec2 uFov;\nuniform sampler2D uSampler;\nvarying vec3 vPosition;\nvarying vec2 vTextureCoord;\nvec2 GLCoord2TextureCoord(vec2 glCoord) {\n\treturn glCoord  * vec2(1.0, -1.0)/ 2.0 + vec2(0.5, 0.5);\n}\nvoid main(void){\n\tfloat scale = uLensS.z;\n\tvec3 vPos = vPosition;\n\tfloat Fx = uLensF.x;\n\tfloat Fy = uLensF.y;\n\tvec2 vMapping = vPos.xy;\n\tvMapping.x = vMapping.x + ((pow(vPos.y, 2.0)/scale)*vPos.x/scale)*-Fx;\n\tvMapping.y = vMapping.y + ((pow(vPos.x, 2.0)/scale)*vPos.y/scale)*-Fy;\n\tvMapping = vMapping * uLensS.xy;\n\tvMapping = GLCoord2TextureCoord(vMapping/scale);\n\tvec4 texture = texture2D(uSampler, vMapping);\n\tif(vMapping.x > 0.99 || vMapping.x < 0.01 || vMapping.y > 0.99 || vMapping.y < 0.01){\n\t\ttexture = vec4(0.0, 0.0, 0.0, 1.0);\n\t}\n\tgl_FragColor = texture;\n}\n"},{}],30:[function(e,t,n){t.exports="#ifdef GL_ES\nprecision highp float;\n#endif\nuniform vec4 uLens;\nuniform vec2 uFov;\nuniform sampler2D uSampler;\nvarying vec3 vPosition;\nvarying vec2 vTextureCoord;\nvec2 TextureCoord2GLCoord(vec2 textureCoord) {\n\treturn (textureCoord - vec2(0.5, 0.5)) * 2.0;\n}\nvec2 GLCoord2TextureCoord(vec2 glCoord) {\n\treturn glCoord / 2.0 + vec2(0.5, 0.5);\n}\nvoid main(void){\n\tvec2 vMapping = vec2(vTextureCoord.x, 1.0 - vTextureCoord.y);\n\tvMapping = TextureCoord2GLCoord(vMapping);\n\t//TODO insert Code\n\tfloat F = uLens.x/ uLens.w;\n\tfloat seta = length(vMapping) / F;\n\tvMapping = sin(seta) * F / length(vMapping) * vMapping;\n\tvMapping *= uLens.w * 1.414;\n\tvMapping = GLCoord2TextureCoord(vMapping);\n\tvec4 texture = texture2D(uSampler, vMapping);\n\tif(vMapping.x > 0.99 || vMapping.x < 0.01 || vMapping.y > 0.99 || vMapping.y < 0.01){\n\t\ttexture = vec4(0.0, 0.0, 0.0, 1.0);\n\t} \n\tgl_FragColor = texture;\n}\n"},{}],31:[function(e,t,n){t.exports="#ifdef GL_ES\nprecision highp float;\n#endif\nuniform vec4 uLens;\nuniform vec2 uFov;\nuniform sampler2D uSampler;\nvarying vec3 vPosition;\nvarying vec2 vTextureCoord;\nvec2 TextureCoord2GLCoord(vec2 textureCoord) {\n\treturn (textureCoord - vec2(0.5, 0.5)) * 2.0;\n}\nvec2 GLCoord2TextureCoord(vec2 glCoord) {\n\treturn glCoord / 2.0 + vec2(0.5, 0.5);\n}\nvoid main(void){\n\tvec2 vMapping = vec2(vTextureCoord.x, 1.0 - vTextureCoord.y);\n\tvMapping = TextureCoord2GLCoord(vMapping);\n\t//TOD insert Code\n\tfloat F = uLens.x/ uLens.w;\n\tfloat seta = length(vMapping) / F;\n\tvMapping = sin(seta) * F / length(vMapping) * vMapping;\n\tvMapping *= uLens.w * 1.414;\n\tvMapping = GLCoord2TextureCoord(vMapping);\n\tvec4 texture = texture2D(uSampler, vMapping);\n\tif(vMapping.x > 0.99 || vMapping.x < 0.01 || vMapping.y > 0.99 || vMapping.y < 0.01){\n\t\ttexture = vec4(0.0, 0.0, 0.0, 1.0);\n\t} \n\tgl_FragColor = texture;\n}\n"},{}],32:[function(e,t,n){t.exports="#ifdef GL_ES\nprecision highp float;\n#endif\nattribute vec3 aVertexPosition;\nattribute vec2 aTextureCoord;\nvarying vec3 vPosition;\nvarying vec2 vTextureCoord;\nvoid main(void){\n\tvPosition = aVertexPosition;\n\tvTextureCoord = aTextureCoord;\n\tgl_Position = vec4(vPosition,1.0);\n}\n"},{}],33:[function(e,t,n){(function(n,r){"use strict";function i(e,t){var n=new Image;n.crossOrigin="Anonymous",n.onload=function(){var e=document.createElement("canvas");e.width=n.width,e.height=n.height;var r=e.getContext("2d");r.drawImage(n,0,0);var i=r.getImageData(0,0,n.width,n.height);t(null,c(new Uint8Array(i.data),[n.width,n.height,4],[4,4*n.width,1],0))},n.onerror=function(e){t(e)},n.src=e}function a(e,t){var n;try{n=new f(e)}catch(e){return void t(e)}if(n.numFrames()>0){var r=[n.numFrames(),n.height,n.width,4],i=new Uint8Array(r[0]*r[1]*r[2]*r[3]),a=c(i,r);try{for(var o=0;o<n.numFrames();++o)n.decodeAndBlitFrameRGBA(o,i.subarray(a.index(o,0,0,0),a.index(o+1,0,0,0)))}catch(e){return void t(e)}t(null,a.transpose(0,2,1))}else{var r=[n.height,n.width,4],i=new Uint8Array(r[0]*r[1]*r[2]),a=c(i,r);try{n.decodeAndBlitFrameRGBA(0,i)}catch(e){return void t(e)}t(null,a.transpose(1,0))}}function o(e,t){var n=new XMLHttpRequest;n.open("GET",e,!0),n.responseType="arraybuffer",n.overrideMimeType&&n.overrideMimeType("application/binary"),n.onerror=function(e){t(e)},n.onload=function(){4===n.readyState&&a(new Uint8Array(n.response),t)},n.send()}function s(e){if(void 0===e[0]){for(var t=e.length,n=new Uint8Array(t),r=0;r<t;++r)n[r]=e.get(r);return n}return new Uint8Array(e)}function l(e,t){r.nextTick(function(){try{var n=p(e);n?a(s(n),t):t(new Error("Error parsing data URI"))}catch(e){t(e)}})}var 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e(s,i?"base64":"ascii");return l.type=r[0]||"text/plain",l.charset=a,l}}).call(this,e("buffer").Buffer)},{buffer:7}],35:[function(e,t,n){(function(n){function r(e){a.call(this,e),this.okayToPush=!0,this.resetData()}function i(e,t,n){function i(){o.flushData()}var a=(n=n||{}).highWaterMark;r.call(this,{highWaterMark:a||0===a?a:65536}),this.width=~~e,this.height=~~t,this.transparent=null,this.transIndex=0,this.repeat=-1,this.delay=0,this.pixels=null,this.indexedPixels=null,this.colorDepth=null,this.colorTab=null,this.usedEntry=[],this.palSize=7,this.dispose=-1,this.firstFrame=!0,this.sample=10;var o=this;this.on("writeHeader#stop",i),this.on("frame#stop",i),this.on("finish#stop",function(){i(),o.push(null)})}e("assert"),e("events").EventEmitter;var a=e("readable-stream"),o=e("util"),s=e("./TypedNeuQuant.js"),l=e("./LZWEncoder.js");o.inherits(r,a),r.prototype._read=function(){this.okayToPush=!0},r.prototype.resetData=function(){this.data=[]},r.prototype.flushData=function(){if(!this.okayToPush){var e=new Error("GIF memory limit exceeded. 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r=n||e.length,i=t||0;i<r;i++)this.writeByte(e[i])},o.inherits(i,r),i.prototype.setDelay=function(e){this.delay=Math.round(e/10)},i.prototype.setFrameRate=function(e){this.delay=Math.round(100/e)},i.prototype.setDispose=function(e){e>=0&&(this.dispose=e)},i.prototype.setRepeat=function(e){this.repeat=e},i.prototype.setTransparent=function(e){this.transparent=e},i.prototype.analyzeImage=function(e){this.setImagePixels(this.removeAlphaChannel(e)),this.analyzePixels()},i.prototype.writeImageInfo=function(){this.firstFrame&&(this.writeLSD(),this.writePalette(),this.repeat>=0&&this.writeNetscapeExt()),this.writeGraphicCtrlExt(),this.writeImageDesc(),this.firstFrame||this.writePalette(),this.firstFrame=!1},i.prototype.outputImage=function(){this.writePixels()},i.prototype.addFrame=function(e){this.emit("frame#start"),this.analyzeImage(e),this.writeImageInfo(),this.outputImage(),this.emit("frame#stop")},i.prototype.finish=function(){this.emit("finish#start"),this.writeByte(59),this.emit("finish#stop")},i.prototype.setQuality=function(e){e<1&&(e=1),this.sample=e},i.prototype.writeHeader=function(){this.emit("writeHeader#start"),this.writeUTFBytes("GIF89a"),this.emit("writeHeader#stop")},i.prototype.analyzePixels=function(){var e=this.pixels.length/3;this.indexedPixels=new Uint8Array(e);var t=new s(this.pixels,this.sample);t.buildColormap(),this.colorTab=t.getColormap();for(var n=0,r=0;r<e;r++){var i=t.lookupRGB(255&this.pixels[n++],255&this.pixels[n++],255&this.pixels[n++]);this.usedEntry[i]=!0,this.indexedPixels[r]=i}this.pixels=null,this.colorDepth=8,this.palSize=7,null!==this.transparent&&(this.transIndex=this.findClosest(this.transparent))},i.prototype.findClosest=function(e){if(null===this.colorTab)return-1;for(var t=(16711680&e)>>16,n=(65280&e)>>8,r=255&e,i=0,a=16777216,o=this.colorTab.length,s=0;s<o;){var l=t-(255&this.colorTab[s++]),u=n-(255&this.colorTab[s++]),c=r-(255&this.colorTab[s]),f=l*l+u*u+c*c,p=s/3;this.usedEntry[p]&&f<a&&(a=f,i=p),s++}return i},i.prototype.removeAlphaChannel=function(e){for(var t=this.width,n=this.height,r=new Uint8Array(t*n*3),i=0,a=0;a<n;a++)for(var o=0;o<t;o++){var s=a*t*4+4*o;r[i++]=e[s],r[i++]=e[s+1],r[i++]=e[s+2]}return r},i.prototype.setImagePixels=function(e){this.pixels=e},i.prototype.writeGraphicCtrlExt=function(){this.writeByte(33),this.writeByte(249),this.writeByte(4);var e,t;null===this.transparent?(e=0,t=0):(e=1,t=2),this.dispose>=0&&(t=7&dispose),t<<=2,this.writeByte(0|t|e),this.writeShort(this.delay),this.writeByte(this.transIndex),this.writeByte(0)},i.prototype.writeImageDesc=function(){this.writeByte(44),this.writeShort(0),this.writeShort(0),this.writeShort(this.width),this.writeShort(this.height),this.firstFrame?this.writeByte(0):this.writeByte(128|this.palSize)},i.prototype.writeLSD=function(){this.writeShort(this.width),this.writeShort(this.height),this.writeByte(240|this.palSize),this.writeByte(0),this.writeByte(0)},i.prototype.writeNetscapeExt=function(){this.writeByte(33),this.writeByte(255),this.writeByte(11),this.writeUTFBytes("NETSCAPE2.0"),this.writeByte(3),this.writeByte(1),this.writeShort(this.repeat),this.writeByte(0)},i.prototype.writePalette=function(){this.writeBytes(this.colorTab);for(var e=768-this.colorTab.length,t=0;t<e;t++)this.writeByte(0)},i.prototype.writeShort=function(e){this.writeByte(255&e),this.writeByte(e>>8&255)},i.prototype.writePixels=function(){new l(this.width,this.height,this.indexedPixels,this.colorDepth).encode(this)},i.prototype.stream=function(){return this},i.ByteCapacitor=r,t.exports=i}).call(this,e("buffer").Buffer)},{"./LZWEncoder.js":36,"./TypedNeuQuant.js":37,assert:1,buffer:7,events:24,"readable-stream":44,util:119}],36:[function(e,t,n){var r=-1,i=12,a=5003,o=[0,1,3,7,15,31,63,127,255,511,1023,2047,4095,8191,16383,32767,65535];t.exports=function(e,t,n,s){function l(e,t){S[v++]=e,v>=254&&p(t)}function u(e){c(a),M=k+2,L=!0,g(k,e)}function c(e){for(var t=0;t<e;++t)A[t]=-1}function f(e,t){var n,o,s,l,f,p,m;for(L=!1,w=h(_=x=e),E=1+(k=1<<e-1),M=k+2,v=0,l=d(),m=0,n=a;n<65536;n*=2)++m;m=8-m,c(p=a),g(k,t);e:for(;(o=d())!=r;)if(n=(o<<i)+l,s=o<<m^l,A[s]!==n){if(A[s]>=0){f=p-s,0===s&&(f=1);do{if((s-=f)<0&&(s+=p),A[s]===n){l=C[s];continue 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n,i=e.length,a=30+(t-1)/3,s=i/(3*t),l=~~(s/r),u=m,c=d,f=c>>h;for(f<=1&&(f=0),n=0;n<f;n++)D[n]=u*((f*f-n*n)*v/(f*f));var p;i<k?(t=1,p=3):p=i%b!=0?3*b:i%y!=0?3*y:i%_!=0?3*_:3*x;var w,E,C,R,M=0;for(n=0;n<s;)if(w=(255&e[M])<<o,E=(255&e[M+1])<<o,C=(255&e[M+2])<<o,R=A(w,E,C),T(u,R,w,E,C),0!==f&&S(f,R,w,E,C),(M+=p)>=i&&(M-=i),n++,0===l&&(l=1),n%l==0)for(u-=u/a,(f=(c-=c/g)>>h)<=1&&(f=0),R=0;R<f;R++)D[R]=u*((f*f-R*R)*v/(f*f))}var M,L,j,I,D;this.buildColormap=function(){n(),R(),E(),C()},this.getColormap=function(){for(var e=[],t=[],n=0;n<i;n++)t[M[n][3]]=n;for(var r=0,a=0;a<i;a++){var o=t[a];e[r++]=M[o][0],e[r++]=M[o][1],e[r++]=M[o][2]}return e},this.lookupRGB=function(e,t,n){for(var r,a,o,s=1e3,l=-1,u=L[t],c=u-1;u<i||c>=0;)u<i&&((o=(a=M[u])[1]-t)>=s?u=i:(u++,o<0&&(o=-o),(r=a[0]-e)<0&&(r=-r),(o+=r)<s&&((r=a[2]-n)<0&&(r=-r),(o+=r)<s&&(s=o,l=a[3])))),c>=0&&((o=t-(a=M[c])[1])>=s?c=-1:(c--,o<0&&(o=-o),(r=a[0]-e)<0&&(r=-r),(o+=r)<s&&((r=a[2]-n)<0&&(r=-r),(o+=r)<s&&(s=o,l=a[3]))));return 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o(6,45),new o(14,46)),new s(30,new o(11,24),new o(16,25)),new s(30,new o(30,16),new o(2,17))),new l(25,[6,32,58,84,110],new s(26,new o(8,106),new o(4,107)),new s(28,new o(8,47),new o(13,48)),new s(30,new o(7,24),new o(22,25)),new s(30,new o(22,15),new o(13,16))),new l(26,[6,30,58,86,114],new s(28,new o(10,114),new o(2,115)),new s(28,new o(19,46),new o(4,47)),new s(28,new o(28,22),new o(6,23)),new s(30,new o(33,16),new o(4,17))),new l(27,[6,34,62,90,118],new s(30,new o(8,122),new o(4,123)),new s(28,new o(22,45),new o(3,46)),new s(30,new o(8,23),new o(26,24)),new s(30,new o(12,15),new o(28,16))),new l(28,[6,26,50,74,98,122],new s(30,new o(3,117),new o(10,118)),new s(28,new o(3,45),new o(23,46)),new s(30,new o(4,24),new o(31,25)),new s(30,new o(11,15),new o(31,16))),new l(29,[6,30,54,78,102,126],new s(30,new o(7,116),new o(7,117)),new s(28,new o(21,45),new o(7,46)),new s(30,new o(1,23),new o(37,24)),new s(30,new o(19,15),new o(26,16))),new l(30,[6,26,52,78,104,130],new s(30,new o(5,115),new o(10,116)),new s(28,new o(19,47),new o(10,48)),new s(30,new o(15,24),new o(25,25)),new s(30,new o(23,15),new o(25,16))),new l(31,[6,30,56,82,108,134],new s(30,new o(13,115),new o(3,116)),new s(28,new o(2,46),new o(29,47)),new s(30,new o(42,24),new o(1,25)),new s(30,new o(23,15),new o(28,16))),new l(32,[6,34,60,86,112,138],new s(30,new o(17,115)),new s(28,new o(10,46),new o(23,47)),new s(30,new o(10,24),new o(35,25)),new s(30,new o(19,15),new o(35,16))),new l(33,[6,30,58,86,114,142],new s(30,new o(17,115),new o(1,116)),new s(28,new o(14,46),new o(21,47)),new s(30,new o(29,24),new o(19,25)),new s(30,new o(11,15),new o(46,16))),new l(34,[6,34,62,90,118,146],new s(30,new o(13,115),new o(6,116)),new s(28,new o(14,46),new o(23,47)),new s(30,new o(44,24),new o(7,25)),new s(30,new o(59,16),new o(1,17))),new l(35,[6,30,54,78,102,126,150],new s(30,new o(12,121),new o(7,122)),new s(28,new o(12,47),new o(26,48)),new s(30,new o(39,24),new o(14,25)),new s(30,new o(22,15),new o(41,16))),new l(36,[6,24,50,76,102,128,154],new s(30,new o(6,121),new o(14,122)),new s(28,new o(6,47),new o(34,48)),new s(30,new o(46,24),new o(10,25)),new s(30,new o(2,15),new o(64,16))),new l(37,[6,28,54,80,106,132,158],new s(30,new o(17,122),new o(4,123)),new s(28,new o(29,46),new o(14,47)),new s(30,new o(49,24),new o(10,25)),new s(30,new o(24,15),new o(46,16))),new l(38,[6,32,58,84,110,136,162],new s(30,new o(4,122),new o(18,123)),new s(28,new o(13,46),new o(32,47)),new s(30,new o(48,24),new o(14,25)),new s(30,new o(42,15),new o(32,16))),new l(39,[6,26,54,82,110,138,166],new s(30,new o(20,117),new o(4,118)),new s(28,new o(40,47),new o(7,48)),new s(30,new o(43,24),new o(22,25)),new s(30,new o(10,15),new o(67,16))),new l(40,[6,30,58,86,114,142,170],new s(30,new o(19,118),new o(6,119)),new s(28,new o(18,47),new o(31,48)),new s(30,new o(34,24),new o(34,25)),new s(30,new o(20,15),new o(61,16)))];t.getVersionForNumber=r},function(e,t,n){"use strict";function r(e){for(var t=e.getDimensionForVersion(),n=new Array(t*t),r=0;r<n.length;r++)n[r]=!1;var i=new h.BitMatrix(n,t);i.setRegion(0,0,9,9),i.setRegion(t-8,0,8,9),i.setRegion(0,t-8,9,8);for(var a=e.alignmentPatternCenters.length,o=0;o<a;o++)for(var r=e.alignmentPatternCenters[o]-2,s=0;s<a;s++)0==o&&(0==s||s==a-1)||o==a-1&&0==s||i.setRegion(e.alignmentPatternCenters[s]-2,r,5,5);return i.setRegion(6,9,1,t-17),i.setRegion(9,6,t-17,1),e.versionNumber>6&&(i.setRegion(t-11,0,3,6),i.setRegion(0,t-11,6,3)),i}function i(e,t,n){for(var i=y[n.dataMask],a=e.height,o=r(t),s=!0,l=[],u=0,c=0,f=0,p=a-1;p>0;p-=2){6==p&&p--;for(var h=0;h<a;h++)for(var d=s?a-1-h:h,g=0;g<2;g++)o.get(p-g,d)||(f++,c<<=1,e.get(p-g,d)!==i(d,p-g)&&(c|=1),8==f&&(l[u++]=255&c,f=0,c=0));s=!s}return u!=t.totalCodewords?null:l}function a(e){var t=e.height,n=t-17>>2;if(n<=6)return v.getVersionForNumber(n);for(var r=0,i=t-11,a=5;a>=0;a--)for(s=t-9;s>=i;s--)r=e.copyBit(s,a,r);var o=v.Version.decodeVersionInformation(r);if(null!=o&&o.getDimensionForVersion()==t)return o;r=0;for(var s=5;s>=0;s--)for(a=t-9;a>=i;a--)r=e.copyBit(s,a,r);return null!=(o=v.Version.decodeVersionInformation(r))&&o.getDimensionForVersion()==t?o:null}function o(e){return{errorCorrectionLevel:_[e>>3&3],dataMask:7&e}}function s(e,t){for(var n=1/0,r=0,i=0;i<b.length;i++){var a=b[i],s=a[0];if(s==e||s==t)return o(a[1]);var l=g.numBitsDiffering(e,s);l<n&&(r=a[1],n=l),e!=t&&(l=g.numBitsDiffering(t,s))<n&&(r=a[1],n=l)}return n<=3?o(r):null}function l(e,t){var n=s(e,t);return n||s(e^w,t^w)}function u(e){for(var t=0,n=0;n<6;n++)t=e.copyBit(n,8,t);t=e.copyBit(7,8,t),t=e.copyBit(8,8,t),t=e.copyBit(8,7,t);for(o=5;o>=0;o--)t=e.copyBit(8,o,t);for(var r=e.height,i=0,a=r-7,o=r-1;o>=a;o--)i=e.copyBit(8,o,i);for(n=r-8;n<r;n++)i=e.copyBit(n,8,i);var s=l(t,i);return null!=s?s:null}function c(e,t,n){if(e.length!=t.totalCodewords)throw new Error("Invalid number of codewords for version; got "+e.length+" expected "+t.totalCodewords);var r=t.getECBlocksForLevel(n),i=0,a=r.ecBlocks;a.forEach(function(e){i+=e.count});var o=new Array(i),s=0;a.forEach(function(e){for(var t=0;t<e.count;t++){var n=e.dataCodewords,i=r.ecCodewordsPerBlock+n;o[s++]={numDataCodewords:n,codewords:new Array(i)}}});for(var l=o[0].codewords.length,u=o.length-1;u>=0&&o[u].codewords.length!=l;)u--;u++;for(var c=l-r.ecCodewordsPerBlock,f=0,p=0;p<c;p++)for(d=0;d<s;d++)o[d].codewords[p]=e[f++];for(d=u;d<s;d++)o[d].codewords[c]=e[f++];for(var h=o[0].codewords.length,p=c;p<h;p++)for(var d=0;d<s;d++){var g=d<u?p:p+1;o[d].codewords[g]=e[f++]}return o}function f(e,t){for(var n=new m.ReedSolomonDecoder,r=e.length,i=new Array(r),a=0;a<r;a++)i[a]=255&e[a];var o=e.length-t;if(!n.decode(i,o))return!1;for(a=0;a<t;a++)e[a]=i[a];return!0}function p(e){var t=a(e);if(!t)return null;var n=u(e);if(!n)return null;var r=n.errorCorrectionLevel,o=i(e,t,n);if(!o)return null;var s=c(o,t,r),l=0;s.forEach(function(e){l+=e.numDataCodewords});for(var p=new Array(l),h=0,g=0,m=s;g<m.length;g++){var v=m[g],w=v.codewords,b=v.numDataCodewords;if(!f(w,b))return null;for(var y=0;y<b;y++)p[h++]=w[y]}return d.decodeQRdata(p,t.versionNumber,r.name)}var h=n(2),d=n(10),g=n(6),m=n(12),v=n(8),w=21522,b=[[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]],y=[function(e,t){return 0==(e+t&1)},function(e,t){return 0==(1&e)},function(e,t){return t%3==0},function(e,t){return(e+t)%3==0},function(e,t){return 0==((e>>1)+t/3&1)},function(e,t){return(e*t&1)+e*t%3==0},function(e,t){return 0==((e*t&1)+e*t%3&1)},function(e,t){return 0==((e+t&1)+e*t%3&1)}],_=[{ordinal:1,bits:0,name:"M"},{ordinal:0,bits:1,name:"L"},{ordinal:3,bits:2,name:"H"},{ordinal:2,bits:3,name:"Q"}];t.decode=function(e){if(null==e)return null;var t=p(e);return t||(e.mirror(),p(e))}},function(e,t,n){"use strict";function r(e){var t=["0","1","2","3","4","5","6","7","8","9","A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R","S","T","U","V","W","X","Y","Z"," ","$","%","*","+","-",".","/",":"];if(e>=t.length)throw new Error("Could not decode alphanumeric char");return t[e].charCodeAt(0)}function i(e){switch(e){case 0:return p;case 1:return h;case 2:return d;case 3:return g;case 4:return m;case 5:return b;case 7:return v;case 8:return w;case 9:return y;case 13:return _;default:throw new Error("Couldn't decode mode from byte array")}}function a(e){var t=e.readBits(8);if(0==(128&t))return 127&t;if(128==(192&t))return(63&t)<<8|e.readBits(8);if(192==(224&t))return(31&t)<<16|e.readBits(16);throw new Error("Bad ECI bits starting with 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s=a;s<t.val.length;s++)t.val[s]=="%".charCodeAt(0)&&(s<t.val.length-1&&t.val[s+1]=="%".charCodeAt(0)?t.val=t.val.slice(0,s+1).concat(t.val.slice(s+2)):t.val[s]=29);return!0}function u(e,t,n){if(n<<3>e.available())return!1;for(var r=new Array(n),i=0;i<n;i++)r[i]=e.readBits(8);return Array.prototype.push.apply(t.val,r),!0}var c=n(11),f=function(){function e(e,t){this.characterCountBitsForVersions=e,this.bits=t}return e.prototype.getCharacterCountBits=function(e){if(null==this.characterCountBitsForVersions)throw new Error("Character count doesn't apply to this mode");var t;return t=e<=9?0:e<=26?1:2,this.characterCountBitsForVersions[t]},e}(),p=new f([0,0,0],0),h=new f([10,12,14],1),d=new f([9,11,13],2),g=new f([0,0,0],3),m=new f([8,16,16],4),v=new f(null,7),w=new f([8,10,12],8),b=new f(null,5),y=new f(null,9),_=new f([8,10,12],13),x=1;t.decodeQRdata=function(e,t,n){for(var r,f=new c.BitStream(e),k={val:[]},E=!1;r!=p;)if((r=f.available()<4?p:i(f.readBits(4)))!=p)if(r==b||r==y)E=!0;else if(r==g){if(f.available()<16)return null;f.readBits(8),f.readBits(8)}else if(r==v){var T=a(f);if(T<0||T>30)return null}else if(r==_){var S=f.readBits(4),A=f.readBits(r.getCharacterCountBits(t));if(S==x&&!o(f,k,A))return null}else{var C=f.readBits(r.getCharacterCountBits(t));if(r==h){if(!s(f,k,C))return null}else if(r==d){if(!l(f,k,C,E))return null}else if(r==m){if(!u(f,k,C))return null}else if(r!=w)return null}return k.val}},function(e,t){"use strict";var n=function(){function e(e){this.byteOffset=0,this.bitOffset=0,this.bytes=e}return e.prototype.readBits=function(e){if(e<1||e>32||e>this.available())throw new Error("Cannot read "+e.toString()+" bits");var t=0;if(this.bitOffset>0){var n=8-this.bitOffset,r=e<n?e:n,i=255>>8-r<<(a=n-r);t=(this.bytes[this.byteOffset]&i)>>a,e-=r,this.bitOffset+=r,8==this.bitOffset&&(this.bitOffset=0,this.byteOffset++)}if(e>0){for(;e>=8;)t=t<<8|255&this.bytes[this.byteOffset],this.byteOffset++,e-=8;if(e>0){var a=8-e,i=255>>a<<a;t=t<<e|(this.bytes[this.byteOffset]&i)>>a,this.bitOffset+=e}}return t},e.prototype.available=function(){return 8*(this.bytes.length-this.byteOffset)-this.bitOffset},e}();t.BitStream=n},function(e,t){"use strict";var n=function(){function e(){this.field=new i(285,256,0)}return e.prototype.decode=function(e,t){for(var n=new r(this.field,e),a=new Array(t),o=!0,s=0;s<t;s++){var l=n.evaluateAt(this.field.exp(s+this.field.generatorBase));a[a.length-1-s]=l,0!=l&&(o=!1)}if(o)return!0;var u=new r(this.field,a),c=this.runEuclideanAlgorithm(this.field.buildMonomial(t,1),u,t);if(null==c)return!1;var f=c[0],p=this.findErrorLocations(f);if(null==p)return!1;for(var h=c[1],d=this.findErrorMagnitudes(h,p),s=0;s<p.length;s++){var g=e.length-1-this.field.log(p[s]);if(g<0)return!1;e[g]=i.addOrSubtract(e[g],d[s])}return!0},e.prototype.runEuclideanAlgorithm=function(e,t,n){if(e.degree()<t.degree()){var r=e;e=t,t=r}for(var i=e,a=t,o=this.field.zero,s=this.field.one;a.degree()>=n/2;){var 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l=this.field.multiply(t[s],a),u=0==(1&l)?1|l:-2&l;o=this.field.multiply(o,u)}r[i]=this.field.multiply(e.evaluateAt(a),this.field.inverse(o)),0!=this.field.generatorBase&&(r[i]=this.field.multiply(r[i],a))}return r},e}();t.ReedSolomonDecoder=n;var r=function(){function e(e,t){if(0==t.length)throw new Error("No coefficients.");this.field=e;var n=t.length;if(n>1&&0==t[0]){for(var r=1;r<n&&0==t[r];)r++;if(r==n)this.coefficients=e.zero.coefficients;else{this.coefficients=new Array(n-r);for(var i=0;i<this.coefficients.length;i++)this.coefficients[i]=t[r+i]}}else this.coefficients=t}return e.prototype.evaluateAt=function(e){var t=0;if(0==e)return this.getCoefficient(0);var n=this.coefficients.length;if(1==e)return this.coefficients.forEach(function(e){t=i.addOrSubtract(t,e)}),t;t=this.coefficients[0];for(var r=1;r<n;r++)t=i.addOrSubtract(this.field.multiply(e,t),this.coefficients[r]);return t},e.prototype.getCoefficient=function(e){return 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s.status=ue;if(s.status===ue&&(s.gzhead.hcrc?(s.pending+2>s.pending_buf_size&&o(e),s.pending+2<=s.pending_buf_size&&(l(s,255&e.adler),l(s,e.adler>>8&255),e.adler=0,s.status=ce)):s.status=ce),0!==s.pending){if(o(e),0===e.avail_out)return s.last_flush=-1,D}else if(0===e.avail_in&&i(t)<=i(n)&&t!==j)return r(e,O);if(s.status===fe&&0!==e.avail_in)return r(e,O);if(0!==e.avail_in||0!==s.lookahead||t!==R&&s.status!==fe){var h=s.strategy===U?m(s,t):s.strategy===q?g(s,t):k[s.level].func(s,t);if(h!==de&&h!==ge||(s.status=fe),h===pe||h===de)return 0===e.avail_out&&(s.last_flush=-1),D;if(h===he&&(t===M?T._tr_align(s):t!==I&&(T._tr_stored_block(s,0,0,!1),t===L&&(a(s.head),0===s.lookahead&&(s.strstart=0,s.block_start=0,s.insert=0))),o(e),0===e.avail_out))return s.last_flush=-1,D}return t!==j?D:s.wrap<=0?B:(2===s.wrap?(l(s,255&e.adler),l(s,e.adler>>8&255),l(s,e.adler>>16&255),l(s,e.adler>>24&255),l(s,255&e.total_in),l(s,e.total_in>>8&255),l(s,e.total_in>>16&255),l(s,e.total_in>>24&255)):(u(s,e.adler>>>16),u(s,65535&e.adler)),o(e),s.wrap>0&&(s.wrap=-s.wrap),0!==s.pending?D:B)},n.deflateEnd=function(e){var t;return e&&e.state?(t=e.state.status)!==ae&&t!==oe&&t!==se&&t!==le&&t!==ue&&t!==ce&&t!==fe?r(e,N):(e.state=null,t===ce?r(e,P):D):N},n.deflateSetDictionary=function(e,t){var n,r,i,o,s,l,u,c,f=t.length;if(!e||!e.state)return N;if(n=e.state,2===(o=n.wrap)||1===o&&n.status!==ae||n.lookahead)return N;for(1===o&&(e.adler=S(e.adler,t,f,0)),n.wrap=0,f>=n.w_size&&(0===o&&(a(n.head),n.strstart=0,n.block_start=0,n.insert=0),c=new E.Buf8(n.w_size),E.arraySet(c,t,f-n.w_size,n.w_size,0),t=c,f=n.w_size),s=e.avail_in,l=e.next_in,u=e.input,e.avail_in=f,e.next_in=0,e.input=t,p(n);n.lookahead>=te;){r=n.strstart,i=n.lookahead-(te-1);do{n.ins_h=(n.ins_h<<n.hash_shift^n.window[r+te-1])&n.hash_mask,n.prev[r&n.w_mask]=n.head[n.ins_h],n.head[n.ins_h]=r,r++}while(--i);n.strstart=r,n.lookahead=te-1,p(n)}return n.strstart+=n.lookahead,n.block_start=n.strstart,n.insert=n.lookahead,n.lookahead=0,n.match_length=n.prev_length=te-1,n.match_available=0,e.next_in=l,e.input=u,e.avail_in=s,n.wrap=o,D},n.deflateInfo="pako deflate (from Nodeca project)"},{"../utils/common":60,"./adler32":61,"./crc32":63,"./messages":68,"./trees":69}],65:[function(e,t,n){"use strict";t.exports=function(e,t){var n,r,i,a,o,s,l,u,c,f,p,h,d,g,m,v,w,b,y,_,x,k,E,T,S;n=e.state,r=e.next_in,T=e.input,i=r+(e.avail_in-5),a=e.next_out,S=e.output,o=a-(t-e.avail_out),s=a+(e.avail_out-257),l=n.dmax,u=n.wsize,c=n.whave,f=n.wnext,p=n.window,h=n.hold,d=n.bits,g=n.lencode,m=n.distcode,v=(1<<n.lenbits)-1,w=(1<<n.distbits)-1;e:do{d<15&&(h+=T[r++]<<d,d+=8,h+=T[r++]<<d,d+=8),b=g[h&v];t:for(;;){if(y=b>>>24,h>>>=y,d-=y,0===(y=b>>>16&255))S[a++]=65535&b;else{if(!(16&y)){if(0==(64&y)){b=g[(65535&b)+(h&(1<<y)-1)];continue t}if(32&y){n.mode=12;break e}e.msg="invalid literal/length code",n.mode=30;break e}_=65535&b,(y&=15)&&(d<y&&(h+=T[r++]<<d,d+=8),_+=h&(1<<y)-1,h>>>=y,d-=y),d<15&&(h+=T[r++]<<d,d+=8,h+=T[r++]<<d,d+=8),b=m[h&w];n:for(;;){if(y=b>>>24,h>>>=y,d-=y,!(16&(y=b>>>16&255))){if(0==(64&y)){b=m[(65535&b)+(h&(1<<y)-1)];continue n}e.msg="invalid distance code",n.mode=30;break e}if(x=65535&b,y&=15,d<y&&(h+=T[r++]<<d,(d+=8)<y&&(h+=T[r++]<<d,d+=8)),(x+=h&(1<<y)-1)>l){e.msg="invalid distance too far back",n.mode=30;break 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A;(n=e.state).mode===H&&(n.mode=V),s=e.next_out,a=e.output,f=e.avail_out,o=e.next_in,i=e.input,l=e.avail_in,p=n.hold,ce=n.bits,fe=l,pe=f,ke=E;e:for(;;)switch(n.mode){case j:if(0===n.wrap){n.mode=V;break}for(;ce<16;){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}if(2&n.wrap&&35615===p){n.check=0,Ae[0]=255&p,Ae[1]=p>>>8&255,n.check=g(n.check,Ae,2,0),p=0,ce=0,n.mode=I;break}if(n.flags=0,n.head&&(n.head.done=!1),!(1&n.wrap)||(((255&p)<<8)+(p>>8))%31){e.msg="incorrect header check",n.mode=se;break}if((15&p)!==L){e.msg="unknown compression method",n.mode=se;break}if(p>>>=4,ce-=4,xe=8+(15&p),0===n.wbits)n.wbits=xe;else if(xe>n.wbits){e.msg="invalid window size",n.mode=se;break}n.dmax=1<<xe,e.adler=n.check=1,n.mode=512&p?U:H,p=0,ce=0;break;case I:for(;ce<16;){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}if(n.flags=p,(255&n.flags)!==L){e.msg="unknown compression method",n.mode=se;break}if(57344&n.flags){e.msg="unknown header flags 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Array(n.head.extra_len)),h.arraySet(n.head.extra,i,o,he,xe)),512&n.flags&&(n.check=g(n.check,i,he,o)),l-=he,o+=he,n.length-=he),n.length))break e;n.length=0,n.mode=O;case O:if(2048&n.flags){if(0===l)break e;he=0;do{xe=i[o+he++],n.head&&xe&&n.length<65536&&(n.head.name+=String.fromCharCode(xe))}while(xe&&he<l);if(512&n.flags&&(n.check=g(n.check,i,he,o)),l-=he,o+=he,xe)break e}else n.head&&(n.head.name=null);n.length=0,n.mode=z;case z:if(4096&n.flags){if(0===l)break e;he=0;do{xe=i[o+he++],n.head&&xe&&n.length<65536&&(n.head.comment+=String.fromCharCode(xe))}while(xe&&he<l);if(512&n.flags&&(n.check=g(n.check,i,he,o)),l-=he,o+=he,xe)break e}else n.head&&(n.head.comment=null);n.mode=F;case F:if(512&n.flags){for(;ce<16;){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}if(p!==(65535&n.check)){e.msg="header crc mismatch",n.mode=se;break}p=0,ce=0}n.head&&(n.head.hcrc=n.flags>>9&1,n.head.done=!0),e.adler=n.check=0,n.mode=H;break;case U:for(;ce<32;){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}e.adler=n.check=r(p),p=0,ce=0,n.mode=q;case q:if(0===n.havedict)return e.next_out=s,e.avail_out=f,e.next_in=o,e.avail_in=l,n.hold=p,n.bits=ce,S;e.adler=n.check=1,n.mode=H;case H:if(t===x||t===k)break e;case V:if(n.last){p>>>=7&ce,ce-=7&ce,n.mode=ie;break}for(;ce<3;){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}switch(n.last=1&p,p>>>=1,ce-=1,3&p){case 0:n.mode=W;break;case 1:if(u(n),n.mode=Q,t===k){p>>>=2,ce-=2;break e}break;case 2:n.mode=Y;break;case 3:e.msg="invalid block type",n.mode=se}p>>>=2,ce-=2;break;case W:for(p>>>=7&ce,ce-=7&ce;ce<32;){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}if((65535&p)!=(p>>>16^65535)){e.msg="invalid stored block lengths",n.mode=se;break}if(n.length=65535&p,p=0,ce=0,n.mode=G,t===k)break e;case G:n.mode=Z;case Z:if(he=n.length){if(he>l&&(he=l),he>f&&(he=f),0===he)break e;h.arraySet(a,i,o,he,s),l-=he,o+=he,f-=he,s+=he,n.length-=he;break}n.mode=H;break;case Y:for(;ce<14;){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}if(n.nlen=257+(31&p),p>>>=5,ce-=5,n.ndist=1+(31&p),p>>>=5,ce-=5,n.ncode=4+(15&p),p>>>=4,ce-=4,n.nlen>286||n.ndist>30){e.msg="too many length or distance symbols",n.mode=se;break}n.have=0,n.mode=X;case X:for(;n.have<n.ncode;){for(;ce<3;){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}n.lens[Ce[n.have++]]=7&p,p>>>=3,ce-=3}for(;n.have<19;)n.lens[Ce[n.have++]]=0;if(n.lencode=n.lendyn,n.lenbits=7,Ee={bits:n.lenbits},ke=v(w,n.lens,0,19,n.lencode,0,n.work,Ee),n.lenbits=Ee.bits,ke){e.msg="invalid code lengths set",n.mode=se;break}n.have=0,n.mode=$;case $:for(;n.have<n.nlen+n.ndist;){for(;Se=n.lencode[p&(1<<n.lenbits)-1],me=Se>>>24,ve=Se>>>16&255,we=65535&Se,!(me<=ce);){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}if(we<16)p>>>=me,ce-=me,n.lens[n.have++]=we;else{if(16===we){for(Te=me+2;ce<Te;){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}if(p>>>=me,ce-=me,0===n.have){e.msg="invalid bit length repeat",n.mode=se;break}xe=n.lens[n.have-1],he=3+(3&p),p>>>=2,ce-=2}else if(17===we){for(Te=me+3;ce<Te;){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}ce-=me,xe=0,he=3+(7&(p>>>=me)),p>>>=3,ce-=3}else{for(Te=me+7;ce<Te;){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}ce-=me,xe=0,he=11+(127&(p>>>=me)),p>>>=7,ce-=7}if(n.have+he>n.nlen+n.ndist){e.msg="invalid bit length repeat",n.mode=se;break}for(;he--;)n.lens[n.have++]=xe}}if(n.mode===se)break;if(0===n.lens[256]){e.msg="invalid code -- missing end-of-block",n.mode=se;break}if(n.lenbits=9,Ee={bits:n.lenbits},ke=v(b,n.lens,0,n.nlen,n.lencode,0,n.work,Ee),n.lenbits=Ee.bits,ke){e.msg="invalid literal/lengths set",n.mode=se;break}if(n.distbits=6,n.distcode=n.distdyn,Ee={bits:n.distbits},ke=v(y,n.lens,n.nlen,n.ndist,n.distcode,0,n.work,Ee),n.distbits=Ee.bits,ke){e.msg="invalid distances set",n.mode=se;break}if(n.mode=Q,t===k)break e;case Q:n.mode=J;case J:if(l>=6&&f>=258){e.next_out=s,e.avail_out=f,e.next_in=o,e.avail_in=l,n.hold=p,n.bits=ce,m(e,pe),s=e.next_out,a=e.output,f=e.avail_out,o=e.next_in,i=e.input,l=e.avail_in,p=n.hold,ce=n.bits,n.mode===H&&(n.back=-1);break}for(n.back=0;Se=n.lencode[p&(1<<n.lenbits)-1],me=Se>>>24,ve=Se>>>16&255,we=65535&Se,!(me<=ce);){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}if(ve&&0==(240&ve)){for(be=me,ye=ve,_e=we;Se=n.lencode[_e+((p&(1<<be+ye)-1)>>be)],me=Se>>>24,ve=Se>>>16&255,we=65535&Se,!(be+me<=ce);){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}p>>>=be,ce-=be,n.back+=be}if(p>>>=me,ce-=me,n.back+=me,n.length=we,0===ve){n.mode=re;break}if(32&ve){n.back=-1,n.mode=H;break}if(64&ve){e.msg="invalid literal/length code",n.mode=se;break}n.extra=15&ve,n.mode=K;case K:if(n.extra){for(Te=n.extra;ce<Te;){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}n.length+=p&(1<<n.extra)-1,p>>>=n.extra,ce-=n.extra,n.back+=n.extra}n.was=n.length,n.mode=ee;case ee:for(;Se=n.distcode[p&(1<<n.distbits)-1],me=Se>>>24,ve=Se>>>16&255,we=65535&Se,!(me<=ce);){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}if(0==(240&ve)){for(be=me,ye=ve,_e=we;Se=n.distcode[_e+((p&(1<<be+ye)-1)>>be)],me=Se>>>24,ve=Se>>>16&255,we=65535&Se,!(be+me<=ce);){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}p>>>=be,ce-=be,n.back+=be}if(p>>>=me,ce-=me,n.back+=me,64&ve){e.msg="invalid distance code",n.mode=se;break}n.offset=we,n.extra=15&ve,n.mode=te;case te:if(n.extra){for(Te=n.extra;ce<Te;){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}n.offset+=p&(1<<n.extra)-1,p>>>=n.extra,ce-=n.extra,n.back+=n.extra}if(n.offset>n.dmax){e.msg="invalid distance too far back",n.mode=se;break}n.mode=ne;case ne:if(0===f)break e;if(he=pe-f,n.offset>he){if((he=n.offset-he)>n.whave&&n.sane){e.msg="invalid distance too far back",n.mode=se;break}he>n.wnext?(he-=n.wnext,de=n.wsize-he):de=n.wnext-he,he>n.length&&(he=n.length),ge=n.window}else ge=a,de=s-n.offset,he=n.length;he>f&&(he=f),f-=he,n.length-=he;do{a[s++]=ge[de++]}while(--he);0===n.length&&(n.mode=J);break;case re:if(0===f)break e;a[s++]=n.length,f--,n.mode=J;break;case ie:if(n.wrap){for(;ce<32;){if(0===l)break e;l--,p|=i[o++]<<ce,ce+=8}if(pe-=f,e.total_out+=pe,n.total+=pe,pe&&(e.adler=n.check=n.flags?g(n.check,a,pe,s-pe):d(n.check,a,pe,s-pe)),pe=f,(n.flags?p:r(p))!==n.check){e.msg="incorrect data check",n.mode=se;break}p=0,ce=0}n.mode=ae;case ae:if(n.wrap&&n.flags){for(;ce<32;){if(0===l)break e;l--,p+=i[o++]<<ce,ce+=8}if(p!==(4294967295&n.total)){e.msg="incorrect length check",n.mode=se;break}p=0,ce=0}n.mode=oe;case oe:ke=T;break e;case se:ke=C;break e;case le:return R;case ue:default:return A}return e.next_out=s,e.avail_out=f,e.next_in=o,e.avail_in=l,n.hold=p,n.bits=ce,(n.wsize||pe!==e.avail_out&&n.mode<se&&(n.mode<ie||t!==_))&&c(e,e.output,e.next_out,pe-e.avail_out)?(n.mode=le,R):(fe-=e.avail_in,pe-=e.avail_out,e.total_in+=fe,e.total_out+=pe,n.total+=pe,n.wrap&&pe&&(e.adler=n.check=n.flags?g(n.check,a,pe,e.next_out-pe):d(n.check,a,pe,e.next_out-pe)),e.data_type=n.bits+(n.last?64:0)+(n.mode===H?128:0)+(n.mode===Q||n.mode===G?256:0),(0===fe&&0===pe||t===_)&&ke===E&&(ke=M),ke)},n.inflateEnd=function(e){if(!e||!e.state)return A;var t=e.state;return t.window&&(t.window=null),e.state=null,E},n.inflateGetHeader=function(e,t){var n;return e&&e.state?0==(2&(n=e.state).wrap)?A:(n.head=t,t.done=!1,E):A},n.inflateSetDictionary=function(e,t){var n,r,i=t.length;return e&&e.state?0!==(n=e.state).wrap&&n.mode!==q?A:n.mode===q&&(r=1,(r=d(r,t,i,0))!==n.check)?C:c(e,t,i,i)?(n.mode=le,R):(n.havedict=1,E):A},n.inflateInfo="pako inflate (from Nodeca project)"},{"../utils/common":60,"./adler32":61,"./crc32":63,"./inffast":65,"./inftrees":67}],67:[function(e,t,n){"use strict";var r=e("../utils/common"),i=[3,4,5,6,7,8,9,10,11,13,15,17,19,23,27,31,35,43,51,59,67,83,99,115,131,163,195,227,258,0,0],a=[16,16,16,16,16,16,16,16,17,17,17,17,18,18,18,18,19,19,19,19,20,20,20,20,21,21,21,21,16,72,78],o=[1,2,3,4,5,7,9,13,17,25,33,49,65,97,129,193,257,385,513,769,1025,1537,2049,3073,4097,6145,8193,12289,16385,24577,0,0],s=[16,16,16,16,17,17,18,18,19,19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,27,28,28,29,29,64,64];t.exports=function(e,t,n,l,u,c,f,p){var h,d,g,m,v,w,b,y,_,x=p.bits,k=0,E=0,T=0,S=0,A=0,C=0,R=0,M=0,L=0,j=0,I=null,D=0,B=new r.Buf16(16),N=new r.Buf16(16),P=null,O=0;for(k=0;k<=15;k++)B[k]=0;for(E=0;E<l;E++)B[t[n+E]]++;for(A=x,S=15;S>=1&&0===B[S];S--);if(A>S&&(A=S),0===S)return u[c++]=20971520,u[c++]=20971520,p.bits=1,0;for(T=1;T<S&&0===B[T];T++);for(A<T&&(A=T),M=1,k=1;k<=15;k++)if(M<<=1,(M-=B[k])<0)return-1;if(M>0&&(0===e||1!==S))return-1;for(N[1]=0,k=1;k<15;k++)N[k+1]=N[k]+B[k];for(E=0;E<l;E++)0!==t[n+E]&&(f[N[t[n+E]]++]=E);if(0===e?(I=P=f,w=19):1===e?(I=i,D-=257,P=a,O-=257,w=256):(I=o,P=s,w=-1),j=0,E=0,k=T,v=c,C=A,R=0,g=-1,L=1<<A,m=L-1,1===e&&L>852||2===e&&L>592)return 1;for(;;){0,b=k-R,f[E]<w?(y=0,_=f[E]):f[E]>w?(y=P[O+f[E]],_=I[D+f[E]]):(y=96,_=0),h=1<<k-R,T=d=1<<C;do{u[v+(j>>R)+(d-=h)]=b<<24|y<<16|_|0}while(0!==d);for(h=1<<k-1;j&h;)h>>=1;if(0!==h?(j&=h-1,j+=h):j=0,E++,0==--B[k]){if(k===S)break;k=t[n+f[E]]}if(k>A&&(j&m)!==g){for(0===R&&(R=A),v+=T,M=1<<(C=k-R);C+R<S&&!((M-=B[C+R])<=0);)C++,M<<=1;if(L+=1<<C,1===e&&L>852||2===e&&L>592)return 1;u[g=j&m]=A<<24|C<<16|v-c|0}}return 0!==j&&(u[v+j]=k-R<<24|64<<16|0),p.bits=A,0}},{"../utils/common":60}],68:[function(e,t,n){"use strict";t.exports={2:"need dictionary",1:"stream end",0:"","-1":"file error","-2":"stream error","-3":"data error","-4":"insufficient memory","-5":"buffer error","-6":"incompatible version"}},{}],69:[function(e,t,n){"use strict";function r(e){for(var t=e.length;--t>=0;)e[t]=0}function i(e,t,n,r,i){this.static_tree=e,this.extra_bits=t,this.extra_base=n,this.elems=r,this.max_length=i,this.has_stree=e&&e.length}function a(e,t){this.dyn_tree=e,this.max_code=0,this.stat_desc=t}function o(e){return e<256?te[e]:te[256+(e>>>7)]}function s(e,t){e.pending_buf[e.pending++]=255&t,e.pending_buf[e.pending++]=t>>>8&255}function l(e,t,n){e.bi_valid>H-n?(e.bi_buf|=t<<e.bi_valid&65535,s(e,e.bi_buf),e.bi_buf=t>>H-e.bi_valid,e.bi_valid+=n-H):(e.bi_buf|=t<<e.bi_valid&65535,e.bi_valid+=n)}function u(e,t,n){l(e,n[2*t],n[2*t+1])}function c(e,t){var n=0;do{n|=1&e,e>>>=1,n<<=1}while(--t>0);return n>>>1}function f(e){16===e.bi_valid?(s(e,e.bi_buf),e.bi_buf=0,e.bi_valid=0):e.bi_valid>=8&&(e.pending_buf[e.pending++]=255&e.bi_buf,e.bi_buf>>=8,e.bi_valid-=8)}function p(e,t){var n,r,i,a,o,s,l=t.dyn_tree,u=t.max_code,c=t.stat_desc.static_tree,f=t.stat_desc.has_stree,p=t.stat_desc.extra_bits,h=t.stat_desc.extra_base,d=t.stat_desc.max_length,g=0;for(a=0;a<=q;a++)e.bl_count[a]=0;for(l[2*e.heap[e.heap_max]+1]=0,n=e.heap_max+1;n<U;n++)(a=l[2*l[2*(r=e.heap[n])+1]+1]+1)>d&&(a=d,g++),l[2*r+1]=a,r>u||(e.bl_count[a]++,o=0,r>=h&&(o=p[r-h]),s=l[2*r],e.opt_len+=s*(a+o),f&&(e.static_len+=s*(c[2*r+1]+o)));if(0!==g){do{for(a=d-1;0===e.bl_count[a];)a--;e.bl_count[a]--,e.bl_count[a+1]+=2,e.bl_count[d]--,g-=2}while(g>0);for(a=d;0!==a;a--)for(r=e.bl_count[a];0!==r;)(i=e.heap[--n])>u||(l[2*i+1]!==a&&(e.opt_len+=(a-l[2*i+1])*l[2*i],l[2*i+1]=a),r--)}}function h(e,t,n){var r,i,a=new Array(q+1),o=0;for(r=1;r<=q;r++)a[r]=o=o+n[r-1]<<1;for(i=0;i<=t;i++){var s=e[2*i+1];0!==s&&(e[2*i]=c(a[s]++,s))}}function d(){var e,t,n,r,a,o=new Array(q+1);for(n=0,r=0;r<N-1;r++)for(re[r]=n,e=0;e<1<<X[r];e++)ne[n++]=r;for(ne[n-1]=r,a=0,r=0;r<16;r++)for(ie[r]=a,e=0;e<1<<$[r];e++)te[a++]=r;for(a>>=7;r<z;r++)for(ie[r]=a<<7,e=0;e<1<<$[r]-7;e++)te[256+a++]=r;for(t=0;t<=q;t++)o[t]=0;for(e=0;e<=143;)K[2*e+1]=8,e++,o[8]++;for(;e<=255;)K[2*e+1]=9,e++,o[9]++;for(;e<=279;)K[2*e+1]=7,e++,o[7]++;for(;e<=287;)K[2*e+1]=8,e++,o[8]++;for(h(K,O+1,o),e=0;e<z;e++)ee[2*e+1]=5,ee[2*e]=c(e,5);ae=new i(K,X,P+1,O,q),oe=new i(ee,$,0,z,q),se=new i(new Array(0),Q,0,F,V)}function g(e){var t;for(t=0;t<O;t++)e.dyn_ltree[2*t]=0;for(t=0;t<z;t++)e.dyn_dtree[2*t]=0;for(t=0;t<F;t++)e.bl_tree[2*t]=0;e.dyn_ltree[2*W]=1,e.opt_len=e.static_len=0,e.last_lit=e.matches=0}function m(e){e.bi_valid>8?s(e,e.bi_buf):e.bi_valid>0&&(e.pending_buf[e.pending++]=e.bi_buf),e.bi_buf=0,e.bi_valid=0}function v(e,t,n,r){m(e),r&&(s(e,n),s(e,~n)),C.arraySet(e.pending_buf,e.window,t,n,e.pending),e.pending+=n}function w(e,t,n,r){var i=2*t,a=2*n;return 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e=this._reads[0];if(e.allowLess)this._processReadAllowingLess(e);else{if(!(this._buffered>=e.length))break;this._processRead(e)}}this._buffers&&this._buffers.length>0&&null===this._buffers[0]&&this._end()}catch(e){this.emit("error",e)}}}).call(this,e("_process"),e("buffer").Buffer)},{_process:94,buffer:7,stream:111,util:119}],75:[function(e,t,n){"use strict";t.exports={PNG_SIGNATURE:[137,80,78,71,13,10,26,10],TYPE_IHDR:1229472850,TYPE_IEND:1229278788,TYPE_IDAT:1229209940,TYPE_PLTE:1347179589,TYPE_tRNS:1951551059,TYPE_gAMA:1732332865,COLORTYPE_GRAYSCALE:0,COLORTYPE_PALETTE:1,COLORTYPE_COLOR:2,COLORTYPE_ALPHA:4,COLORTYPE_PALETTE_COLOR:3,COLORTYPE_COLOR_ALPHA:6,COLORTYPE_TO_BPP_MAP:{0:1,2:3,3:1,4:2,6:4},GAMMA_DIVISION:1e5}},{}],76:[function(e,t,n){"use strict";var r=[];!function(){for(var e=0;e<256;e++){for(var t=e,n=0;n<8;n++)1&t?t=3988292384^t>>>1:t>>>=1;r[e]=t}}();var i=t.exports=function(){this._crc=-1};i.prototype.write=function(e){for(var t=0;t<e.length;t++)this._crc=r[255&(this._crc^e[t])]^this._crc>>>8;return!0},i.prototype.crc32=function(){return-1^this._crc},i.crc32=function(e){for(var t=-1,n=0;n<e.length;n++)t=r[255&(t^e[n])]^t>>>8;return-1^t}},{}],77:[function(e,t,n){(function(n){"use strict";var r=e("./paeth-predictor"),i={0:function(e,t,n,r,i){e.copy(r,i,t,t+n)},1:function(e,t,n,r,i,a){for(var o=0;o<n;o++){var s=o>=a?e[t+o-a]:0,l=e[t+o]-s;r[i+o]=l}},2:function(e,t,n,r,i){for(var a=0;a<n;a++){var o=t>0?e[t+a-n]:0,s=e[t+a]-o;r[i+a]=s}},3:function(e,t,n,r,i,a){for(var o=0;o<n;o++){var s=o>=a?e[t+o-a]:0,l=t>0?e[t+o-n]:0,u=e[t+o]-(s+l>>1);r[i+o]=u}},4:function(e,t,n,i,a,o){for(var s=0;s<n;s++){var l=s>=o?e[t+s-o]:0,u=t>0?e[t+s-n]:0,c=t>0&&s>=o?e[t+s-(n+o)]:0,f=e[t+s]-r(l,u,c);i[a+s]=f}}},a={0:function(e,t,n){for(var r=0,i=t+n,a=t;a<i;a++)r+=Math.abs(e[a]);return r},1:function(e,t,n,r){for(var i=0,a=0;a<n;a++){var o=a>=r?e[t+a-r]:0,s=e[t+a]-o;i+=Math.abs(s)}return i},2:function(e,t,n){for(var r=0,i=t+n,a=t;a<i;a++){var o=t>0?e[a-n]:0,s=e[a]-o;r+=Math.abs(s)}return r},3:function(e,t,n,r){for(var i=0,a=0;a<n;a++){var o=a>=r?e[t+a-r]:0,s=t>0?e[t+a-n]:0,l=e[t+a]-(o+s>>1);i+=Math.abs(l)}return i},4:function(e,t,n,i){for(var a=0,o=0;o<n;o++){var s=o>=i?e[t+o-i]:0,l=t>0?e[t+o-n]:0,u=t>0&&o>=i?e[t+o-(n+i)]:0,c=e[t+o]-r(s,l,u);a+=Math.abs(c)}return a}};t.exports=function(e,t,r,o,s){var l;if("filterType"in o&&-1!==o.filterType){if("number"!=typeof o.filterType)throw new Error("unrecognised filter types");l=[o.filterType]}else l=[0,1,2,3,4];for(var u=t*s,c=0,f=0,p=new n((u+1)*r),h=l[0],d=0;d<r;d++){if(l.length>1)for(var g=1/0,m=0;m<l.length;m++){var v=a[l[m]](e,f,u,s);v<g&&(h=l[m],g=v)}p[c]=h,c++,i[h](e,f,u,p,c,s),c+=u,f+=u}return p}}).call(this,e("buffer").Buffer)},{"./paeth-predictor":86,buffer:7}],78:[function(e,t,n){(function(n){"use strict";var r=e("util"),i=e("./chunkstream"),a=e("./filter-parse"),o=t.exports=function(e){i.call(this);var t=[],r=this;this._filter=new a(e,{read:this.read.bind(this),write:function(e){t.push(e)},complete:function(){r.emit("complete",n.concat(t))}}),this._filter.start()};r.inherits(o,i)}).call(this,e("buffer").Buffer)},{"./chunkstream":74,"./filter-parse":80,buffer:7,util:119}],79:[function(e,t,n){(function(t){"use strict";var r=e("./sync-reader"),i=e("./filter-parse");n.process=function(e,n){var a=[],o=new r(e);return new i(n,{read:o.read.bind(o),write:function(e){a.push(e)},complete:function(){}}).start(),o.process(),t.concat(a)}}).call(this,e("buffer").Buffer)},{"./filter-parse":80,"./sync-reader":92,buffer:7}],80:[function(e,t,n){(function(n){"use strict";function r(e,t,n){var r=e*t;return 8!==n&&(r=Math.ceil(r/(8/n))),r}var i=e("./interlace"),a=e("./paeth-predictor"),o=t.exports=function(e,t){var n=e.width,a=e.height,o=e.interlace,s=e.bpp,l=e.depth;if(this.read=t.read,this.write=t.write,this.complete=t.complete,this._imageIndex=0,this._images=[],o)for(var u=i.getImagePasses(n,a),c=0;c<u.length;c++)this._images.push({byteWidth:r(u[c].width,s,l),height:u[c].height,lineIndex:0});else this._images.push({byteWidth:r(n,s,l),height:a,lineIndex:0});this._xComparison=8===l?s:16===l?2*s:1};o.prototype.start=function(){this.read(this._images[this._imageIndex].byteWidth+1,this._reverseFilterLine.bind(this))},o.prototype._unFilterType1=function(e,t,n){for(var r=this._xComparison,i=r-1,a=0;a<n;a++){var o=e[1+a],s=a>i?t[a-r]:0;t[a]=o+s}},o.prototype._unFilterType2=function(e,t,n){for(var r=this._lastLine,i=0;i<n;i++){var a=e[1+i],o=r?r[i]:0;t[i]=a+o}},o.prototype._unFilterType3=function(e,t,n){for(var r=this._xComparison,i=r-1,a=this._lastLine,o=0;o<n;o++){var s=e[1+o],l=a?a[o]:0,u=o>i?t[o-r]:0,c=Math.floor((u+l)/2);t[o]=s+c}},o.prototype._unFilterType4=function(e,t,n){for(var r=this._xComparison,i=r-1,o=this._lastLine,s=0;s<n;s++){var l=e[1+s],u=o?o[s]:0,c=s>i?t[s-r]:0,f=s>i&&o?o[s-r]:0,p=a(c,u,f);t[s]=l+p}},o.prototype._reverseFilterLine=function(e){var t,r=e[0],i=this._images[this._imageIndex],a=i.byteWidth;if(0===r)t=e.slice(1,a+1);else switch(t=new n(a),r){case 1:this._unFilterType1(e,t,a);break;case 2:this._unFilterType2(e,t,a);break;case 3:this._unFilterType3(e,t,a);break;case 4:this._unFilterType4(e,t,a);break;default:throw new Error("Unrecognised filter type - "+r)}this.write(t),i.lineIndex++,i.lineIndex>=i.height?(this._lastLine=null,this._imageIndex++,i=this._images[this._imageIndex]):this._lastLine=t,i?this.read(i.byteWidth+1,this._reverseFilterLine.bind(this)):(this._lastLine=null,this.complete())}}).call(this,e("buffer").Buffer)},{"./interlace":82,"./paeth-predictor":86,buffer:7}],81:[function(e,t,n){(function(e){"use strict";function n(e,t,n,r,i){for(var a=0,o=0;o<r;o++)for(var s=0;s<n;s++){var l=i[e[a]];if(!l)throw new Error("index "+e[a]+" not in palette");for(var u=0;u<4;u++)t[a+u]=l[u];a+=4}}function r(e,t,n,r,i){for(var a=0,o=0;o<r;o++)for(var s=0;s<n;s++){var l=!1;if(1===i.length?i[0]===e[a]&&(l=!0):i[0]===e[a]&&i[1]===e[a+1]&&i[2]===e[a+2]&&(l=!0),l)for(var u=0;u<4;u++)t[a+u]=0;a+=4}}function i(e,t,n,r,i){for(var a=Math.pow(2,i)-1,o=0,s=0;s<r;s++)for(var l=0;l<n;l++){for(var u=0;u<4;u++)t[o+u]=Math.floor(255*e[o+u]/a+.5);o+=4}}t.exports=function(t,a){var o=a.depth,s=a.width,l=a.height,u=a.colorType,c=a.transColor,f=a.palette,p=t;return 3===u?n(t,p,s,l,f):(c&&r(t,p,s,l,c),8!==o&&(16===o&&(p=new e(s*l*4)),i(t,p,s,l,o))),p}}).call(this,e("buffer").Buffer)},{buffer:7}],82:[function(e,t,n){"use strict";var r=[{x:[0],y:[0]},{x:[4],y:[0]},{x:[0,4],y:[4]},{x:[2,6],y:[0,4]},{x:[0,2,4,6],y:[2,6]},{x:[1,3,5,7],y:[0,2,4,6]},{x:[0,1,2,3,4,5,6,7],y:[1,3,5,7]}];n.getImagePasses=function(e,t){for(var n=[],i=e%8,a=t%8,o=(e-i)/8,s=(t-a)/8,l=0;l<r.length;l++){for(var u=r[l],c=o*u.x.length,f=s*u.y.length,p=0;p<u.x.length&&u.x[p]<i;p++)c++;for(p=0;p<u.y.length&&u.y[p]<a;p++)f++;c>0&&f>0&&n.push({width:c,height:f,index:l})}return n},n.getInterlaceIterator=function(e){return function(t,n,i){var a=t%r[i].x.length,o=(t-a)/r[i].x.length*8+r[i].x[a],s=n%r[i].y.length;return 4*o+((n-s)/r[i].y.length*8+r[i].y[s])*e*4}}},{}],83:[function(e,t,n){(function(n){"use strict";var r=e("util"),i=e("stream"),a=e("./constants"),o=e("./packer"),s=t.exports=function(e){i.call(this);var t=e||{};this._packer=new o(t),this._deflate=this._packer.createDeflate(),this.readable=!0};r.inherits(s,i),s.prototype.pack=function(e,t,r,i){this.emit("data",new n(a.PNG_SIGNATURE)),this.emit("data",this._packer.packIHDR(t,r)),i&&this.emit("data",this._packer.packGAMA(i));var o=this._packer.filterData(e,t,r);this._deflate.on("error",this.emit.bind(this,"error")),this._deflate.on("data",function(e){this.emit("data",this._packer.packIDAT(e))}.bind(this)),this._deflate.on("end",function(){this.emit("data",this._packer.packIEND()),this.emit("end")}.bind(this)),this._deflate.end(o)}}).call(this,e("buffer").Buffer)},{"./constants":75,"./packer":85,buffer:7,stream:111,util:119}],84:[function(e,t,n){(function(n){"use strict";var r=!0,i=e("zlib");i.deflateSync||(r=!1);var a=e("./constants"),o=e("./packer");t.exports=function(e,t){if(!r)throw new Error("To use the sync capability of this library in old node versions, please also add a dependency on node-zlb-backport");var s=new o(t||{}),l=[];l.push(new n(a.PNG_SIGNATURE)),l.push(s.packIHDR(e.width,e.height)),e.gamma&&l.push(s.packGAMA(e.gamma));var u=s.filterData(e.data,e.width,e.height),c=i.deflateSync(u,s.getDeflateOptions());if(u=null,!c||!c.length)throw new Error("bad png - invalid compressed data response");return l.push(s.packIDAT(c)),l.push(s.packIEND()),n.concat(l)}}).call(this,e("buffer").Buffer)},{"./constants":75,"./packer":85,buffer:7,zlib:5}],85:[function(e,t,n){(function(n){"use strict";var r=e("./constants"),i=e("./crc"),a=e("./bitpacker"),o=e("./filter-pack"),s=e("zlib"),l=t.exports=function(e){if(this._options=e,e.deflateChunkSize=e.deflateChunkSize||32768,e.deflateLevel=null!=e.deflateLevel?e.deflateLevel:9,e.deflateStrategy=null!=e.deflateStrategy?e.deflateStrategy:3,e.inputHasAlpha=null==e.inputHasAlpha||e.inputHasAlpha,e.deflateFactory=e.deflateFactory||s.createDeflate,e.bitDepth=e.bitDepth||8,e.colorType="number"==typeof e.colorType?e.colorType:r.COLORTYPE_COLOR_ALPHA,e.colorType!==r.COLORTYPE_COLOR&&e.colorType!==r.COLORTYPE_COLOR_ALPHA)throw new Error("option color type:"+e.colorType+" is not supported at present");if(8!==e.bitDepth)throw new Error("option bit depth:"+e.bitDepth+" is not supported at present")};l.prototype.getDeflateOptions=function(){return{chunkSize:this._options.deflateChunkSize,level:this._options.deflateLevel,strategy:this._options.deflateStrategy}},l.prototype.createDeflate=function(){return this._options.deflateFactory(this.getDeflateOptions())},l.prototype.filterData=function(e,t,n){var i=a(e,t,n,this._options),s=r.COLORTYPE_TO_BPP_MAP[this._options.colorType];return o(i,t,n,this._options,s)},l.prototype._packChunk=function(e,t){var r=t?t.length:0,a=new n(r+12);return a.writeUInt32BE(r,0),a.writeUInt32BE(e,4),t&&t.copy(a,8),a.writeInt32BE(i.crc32(a.slice(4,a.length-4)),a.length-4),a},l.prototype.packGAMA=function(e){var t=new n(4);return t.writeUInt32BE(Math.floor(e*r.GAMMA_DIVISION),0),this._packChunk(r.TYPE_gAMA,t)},l.prototype.packIHDR=function(e,t){var i=new n(13);return i.writeUInt32BE(e,0),i.writeUInt32BE(t,4),i[8]=this._options.bitDepth,i[9]=this._options.colorType,i[10]=0,i[11]=0,i[12]=0,this._packChunk(r.TYPE_IHDR,i)},l.prototype.packIDAT=function(e){return this._packChunk(r.TYPE_IDAT,e)},l.prototype.packIEND=function(){return this._packChunk(r.TYPE_IEND,null)}}).call(this,e("buffer").Buffer)},{"./bitpacker":73,"./constants":75,"./crc":76,"./filter-pack":77,buffer:7,zlib:5}],86:[function(e,t,n){"use strict";t.exports=function(e,t,n){var r=e+t-n,i=Math.abs(r-e),a=Math.abs(r-t),o=Math.abs(r-n);return i<=a&&i<=o?e:a<=o?t:n}},{}],87:[function(e,t,n){"use strict";var r=e("util"),i=e("zlib"),a=e("./chunkstream"),o=e("./filter-parse-async"),s=e("./parser"),l=e("./bitmapper"),u=e("./format-normaliser"),c=t.exports=function(e){a.call(this),this._parser=new s(e,{read:this.read.bind(this),error:this._handleError.bind(this),metadata:this._handleMetaData.bind(this),gamma:this.emit.bind(this,"gamma"),palette:this._handlePalette.bind(this),transColor:this._handleTransColor.bind(this),finished:this._finished.bind(this),inflateData:this._inflateData.bind(this)}),this._options=e,this.writable=!0,this._parser.start()};r.inherits(c,a),c.prototype._handleError=function(e){this.emit("error",e),this.writable=!1,this.destroy(),this._inflate&&this._inflate.destroy&&this._inflate.destroy(),this.errord=!0},c.prototype._inflateData=function(e){this._inflate||(this._inflate=i.createInflate(),this._inflate.on("error",this.emit.bind(this,"error")),this._filter.on("complete",this._complete.bind(this)),this._inflate.pipe(this._filter)),this._inflate.write(e)},c.prototype._handleMetaData=function(e){this.emit("metadata",e),this._bitmapInfo=Object.create(e),this._filter=new o(this._bitmapInfo)},c.prototype._handleTransColor=function(e){this._bitmapInfo.transColor=e},c.prototype._handlePalette=function(e){this._bitmapInfo.palette=e},c.prototype._finished=function(){this.errord||(this._inflate?this._inflate.end():this.emit("error","No Inflate block"),this.destroySoon())},c.prototype._complete=function(e){if(!this.errord){try{var t=l.dataToBitMap(e,this._bitmapInfo),n=u(t,this._bitmapInfo);t=null}catch(e){return void this._handleError(e)}this.emit("parsed",n)}}},{"./bitmapper":72,"./chunkstream":74,"./filter-parse-async":78,"./format-normaliser":81,"./parser":89,util:119,zlib:5}],88:[function(e,t,n){(function(n){"use strict";var r=!0,i=e("zlib");i.deflateSync||(r=!1);var a=e("./sync-reader"),o=e("./filter-parse-sync"),s=e("./parser"),l=e("./bitmapper"),u=e("./format-normaliser");t.exports=function(e,t){if(!r)throw new Error("To use the sync capability of this library in old node versions, please also add a dependency on node-zlb-backport");var c,f,p,h=[],d=new a(e);if(new s(t,{read:d.read.bind(d),error:function(e){c=e},metadata:function(e){f=e},gamma:function(e){p=e},palette:function(e){f.palette=e},transColor:function(e){f.transColor=e},inflateData:function(e){h.push(e)}}).start(),d.process(),c)throw c;var g=n.concat(h);h.length=0;var m=i.inflateSync(g);if(g=null,!m||!m.length)throw new Error("bad png - invalid inflate data response");var v=o.process(m,f);g=null;var w=l.dataToBitMap(v,f);v=null;var b=u(w,f);return f.data=b,f.gamma=p||0,f}}).call(this,e("buffer").Buffer)},{"./bitmapper":72,"./filter-parse-sync":79,"./format-normaliser":81,"./parser":89,"./sync-reader":92,buffer:7,zlib:5}],89:[function(e,t,n){(function(n){"use strict";var r=e("./constants"),i=e("./crc"),a=t.exports=function(e,t){this._options=e,e.checkCRC=!1!==e.checkCRC,this._hasIHDR=!1,this._hasIEND=!1,this._palette=[],this._colorType=0,this._chunks={},this._chunks[r.TYPE_IHDR]=this._handleIHDR.bind(this),this._chunks[r.TYPE_IEND]=this._handleIEND.bind(this),this._chunks[r.TYPE_IDAT]=this._handleIDAT.bind(this),this._chunks[r.TYPE_PLTE]=this._handlePLTE.bind(this),this._chunks[r.TYPE_tRNS]=this._handleTRNS.bind(this),this._chunks[r.TYPE_gAMA]=this._handleGAMA.bind(this),this.read=t.read,this.error=t.error,this.metadata=t.metadata,this.gamma=t.gamma,this.transColor=t.transColor,this.palette=t.palette,this.parsed=t.parsed,this.inflateData=t.inflateData,this.inflateData=t.inflateData,this.finished=t.finished};a.prototype.start=function(){this.read(r.PNG_SIGNATURE.length,this._parseSignature.bind(this))},a.prototype._parseSignature=function(e){for(var t=r.PNG_SIGNATURE,n=0;n<t.length;n++)if(e[n]!==t[n])return void this.error(new Error("Invalid file signature"));this.read(8,this._parseChunkBegin.bind(this))},a.prototype._parseChunkBegin=function(e){for(var t=e.readUInt32BE(0),a=e.readUInt32BE(4),o="",s=4;s<8;s++)o+=String.fromCharCode(e[s]);var l=Boolean(32&e[4]);if(this._hasIHDR||a===r.TYPE_IHDR){if(this._crc=new i,this._crc.write(new n(o)),this._chunks[a])return this._chunks[a](t);l?this.read(t+4,this._skipChunk.bind(this)):this.error(new Error("Unsupported critical chunk type "+o))}else this.error(new Error("Expected IHDR on beggining"))},a.prototype._skipChunk=function(){this.read(8,this._parseChunkBegin.bind(this))},a.prototype._handleChunkEnd=function(){this.read(4,this._parseChunkEnd.bind(this))},a.prototype._parseChunkEnd=function(e){var t=e.readInt32BE(0),n=this._crc.crc32();this._options.checkCRC&&n!==t?this.error(new Error("Crc error - "+t+" - "+n)):this._hasIEND||this.read(8,this._parseChunkBegin.bind(this))},a.prototype._handleIHDR=function(e){this.read(e,this._parseIHDR.bind(this))},a.prototype._parseIHDR=function(e){this._crc.write(e);var t=e.readUInt32BE(0),n=e.readUInt32BE(4),i=e[8],a=e[9],o=e[10],s=e[11],l=e[12];if(8===i||4===i||2===i||1===i||16===i)if(a in r.COLORTYPE_TO_BPP_MAP)if(0===o)if(0===s)if(0===l||1===l){this._colorType=a;var u=r.COLORTYPE_TO_BPP_MAP[this._colorType];this._hasIHDR=!0,this.metadata({width:t,height:n,depth:i,interlace:Boolean(l),palette:Boolean(a&r.COLORTYPE_PALETTE),color:Boolean(a&r.COLORTYPE_COLOR),alpha:Boolean(a&r.COLORTYPE_ALPHA),bpp:u,colorType:a}),this._handleChunkEnd()}else this.error(new Error("Unsupported interlace method"));else this.error(new Error("Unsupported filter method"));else this.error(new Error("Unsupported compression method"));else this.error(new Error("Unsupported color type"));else this.error(new Error("Unsupported bit depth "+i))},a.prototype._handlePLTE=function(e){this.read(e,this._parsePLTE.bind(this))},a.prototype._parsePLTE=function(e){this._crc.write(e);for(var t=Math.floor(e.length/3),n=0;n<t;n++)this._palette.push([e[3*n],e[3*n+1],e[3*n+2],255]);this.palette(this._palette),this._handleChunkEnd()},a.prototype._handleTRNS=function(e){this.read(e,this._parseTRNS.bind(this))},a.prototype._parseTRNS=function(e){if(this._crc.write(e),this._colorType===r.COLORTYPE_PALETTE_COLOR){if(0===this._palette.length)return void this.error(new Error("Transparency chunk must be after palette"));if(e.length>this._palette.length)return void this.error(new Error("More transparent colors than palette size"));for(var t=0;t<e.length;t++)this._palette[t][3]=e[t];this.palette(this._palette)}this._colorType===r.COLORTYPE_GRAYSCALE&&this.transColor([e.readUInt16BE(0)]),this._colorType===r.COLORTYPE_COLOR&&this.transColor([e.readUInt16BE(0),e.readUInt16BE(2),e.readUInt16BE(4)]),this._handleChunkEnd()},a.prototype._handleGAMA=function(e){this.read(e,this._parseGAMA.bind(this))},a.prototype._parseGAMA=function(e){this._crc.write(e),this.gamma(e.readUInt32BE(0)/r.GAMMA_DIVISION),this._handleChunkEnd()},a.prototype._handleIDAT=function(e){this.read(-e,this._parseIDAT.bind(this,e))},a.prototype._parseIDAT=function(e,t){if(this._crc.write(t),this._colorType===r.COLORTYPE_PALETTE_COLOR&&0===this._palette.length)throw new Error("Expected palette not found");this.inflateData(t);var 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Int32Array([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]),o=4017,s=799,l=3406,u=2276,c=1567,f=3784,p=5793,h=2896;return e.prototype={load:function(e){var t=new XMLHttpRequest;t.open("GET",e,!0),t.responseType="arraybuffer",t.onload=function(){var e=new Uint8Array(t.response||t.mozResponseArrayBuffer);this.parse(e),this.onload&&this.onload()}.bind(this),t.send(null)},parse:function(e){function i(){var t=e[l]<<8|e[l+1];return l+=2,t}var o,s,l=0,u=(e.length,null),c=null,f=[],p=[],h=[],d=[],g=i();if(65496!=g)throw"SOI not found";for(g=i();65497!=g;){var m;switch(g){case 65280:break;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 v=function(){var t=i(),n=e.subarray(l,l+t-2);return l+=n.length,n}();65504===g&&74===v[0]&&70===v[1]&&73===v[2]&&70===v[3]&&0===v[4]&&(u={version:{major:v[5],minor:v[6]},densityUnits:v[7],xDensity:v[8]<<8|v[9],yDensity:v[10]<<8|v[11],thumbWidth:v[12],thumbHeight:v[13],thumbData:v.subarray(14,14+3*v[12]*v[13])}),65518===g&&65===v[0]&&100===v[1]&&111===v[2]&&98===v[3]&&101===v[4]&&0===v[5]&&(c={version:v[6],flags0:v[7]<<8|v[8],flags1:v[9]<<8|v[10],transformCode:v[11]});break;case 65499:for(var w=i()+l-2;l<w;){var b=e[l++],y=new Int32Array(64);if(b>>4==0)for(m=0;m<64;m++)y[_=a[m]]=e[l++];else{if(b>>4!=1)throw"DQT: invalid table spec";for(m=0;m<64;m++){var _=a[m];y[_]=i()}}f[15&b]=y}break;case 65472:case 65473:case 65474:i(),(o={}).extended=65473===g,o.progressive=65474===g,o.precision=e[l++],o.scanLines=i(),o.samplesPerLine=i(),o.components={},o.componentsOrder=[];var x,k=e[l++];for(z=0;z<k;z++){x=e[l];var E=e[l+1]>>4,T=15&e[l+1],S=e[l+2];o.componentsOrder.push(x),o.components[x]={h:E,v:T,quantizationTable:f[S]},l+=3}!function(e){var t,n,r=0,i=0;for(n in e.components)e.components.hasOwnProperty(n)&&(r<(t=e.components[n]).h&&(r=t.h),i<t.v&&(i=t.v));var a=Math.ceil(e.samplesPerLine/8/r),o=Math.ceil(e.scanLines/8/i);for(n in e.components)if(e.components.hasOwnProperty(n)){t=e.components[n];for(var s=Math.ceil(Math.ceil(e.samplesPerLine/8)*t.h/r),l=Math.ceil(Math.ceil(e.scanLines/8)*t.v/i),u=a*t.h,c=o*t.v,f=[],p=0;p<c;p++){for(var h=[],d=0;d<u;d++)h.push(new Int32Array(64));f.push(h)}t.blocksPerLine=s,t.blocksPerColumn=l,t.blocks=f}e.maxH=r,e.maxV=i,e.mcusPerLine=a,e.mcusPerColumn=o}(o),p.push(o);break;case 65476:var A=i();for(z=2;z<A;){var C=e[l++],R=new Uint8Array(16),M=0;for(m=0;m<16;m++,l++)M+=R[m]=e[l];var L=new Uint8Array(M);for(m=0;m<M;m++,l++)L[m]=e[l];z+=17+M,(C>>4==0?d:h)[15&C]=t(R,L)}break;case 65501:i(),s=i();break;case 65498:i();var j=e[l++],I=[];for(z=0;z<j;z++){F=o.components[e[l++]];var D=e[l++];F.huffmanTableDC=d[D>>4],F.huffmanTableAC=h[15&D],I.push(F)}var B=e[l++],N=e[l++],P=e[l++],O=n(e,l,o,I,s,B,N,P>>4,15&P);l+=O;break;default:if(255==e[l-3]&&e[l-2]>=192&&e[l-2]<=254){l-=3;break}throw"unknown JPEG marker "+g.toString(16)}g=i()}if(1!=p.length)throw"only single frame JPEGs supported";this.width=o.samplesPerLine,this.height=o.scanLines,this.jfif=u,this.adobe=c,this.components=[];for(var z=0;z<o.componentsOrder.length;z++){var F=o.components[o.componentsOrder[z]];this.components.push({lines:r(0,F),scaleX:F.h/o.maxH,scaleY:F.v/o.maxV})}},getData:function(e,t){var n,r,a,o,s,l,u,c,f,p,h,d,g,m,v,w,b,y,_,x,k,E=this.width/e,T=this.height/t,S=0,A=e*t*this.components.length,C=new Uint8Array(A);switch(this.components.length){case 1:for(n=this.components[0],p=0;p<t;p++)for(s=n.lines[0|p*n.scaleY*T],f=0;f<e;f++)h=s[0|f*n.scaleX*E],C[S++]=h;break;case 2:for(n=this.components[0],r=this.components[1],p=0;p<t;p++)for(s=n.lines[0|p*n.scaleY*T],l=r.lines[0|p*r.scaleY*T],f=0;f<e;f++)h=s[0|f*n.scaleX*E],C[S++]=h,h=l[0|f*r.scaleX*E],C[S++]=h;break;case 3:for(k=!0,this.adobe&&this.adobe.transformCode?k=!0:void 0!==this.colorTransform&&(k=!!this.colorTransform),n=this.components[0],r=this.components[1],a=this.components[2],p=0;p<t;p++)for(s=n.lines[0|p*n.scaleY*T],l=r.lines[0|p*r.scaleY*T],u=a.lines[0|p*a.scaleY*T],f=0;f<e;f++)k?(h=s[0|f*n.scaleX*E],d=l[0|f*r.scaleX*E],y=i(h+1.402*((g=u[0|f*a.scaleX*E])-128)),_=i(h-.3441363*(d-128)-.71413636*(g-128)),x=i(h+1.772*(d-128))):(y=s[0|f*n.scaleX*E],_=l[0|f*r.scaleX*E],x=u[0|f*a.scaleX*E]),C[S++]=y,C[S++]=_,C[S++]=x;break;case 4:if(!this.adobe)throw"Unsupported color mode (4 components)";for(k=!1,this.adobe&&this.adobe.transformCode?k=!0:void 0!==this.colorTransform&&(k=!!this.colorTransform),n=this.components[0],r=this.components[1],a=this.components[2],o=this.components[3],p=0;p<t;p++)for(s=n.lines[0|p*n.scaleY*T],l=r.lines[0|p*r.scaleY*T],u=a.lines[0|p*a.scaleY*T],c=o.lines[0|p*o.scaleY*T],f=0;f<e;f++)k?(h=s[0|f*n.scaleX*E],d=l[0|f*r.scaleX*E],g=u[0|f*a.scaleX*E],m=c[0|f*o.scaleX*E],v=255-i(h+1.402*(g-128)),w=255-i(h-.3441363*(d-128)-.71413636*(g-128)),b=255-i(h+1.772*(d-128))):(v=s[0|f*n.scaleX*E],w=l[0|f*r.scaleX*E],b=u[0|f*a.scaleX*E],m=c[0|f*o.scaleX*E]),C[S++]=v,C[S++]=w,C[S++]=b,C[S++]=m;break;default:throw"Unsupported color mode"}return C},copyToImageData:function(e){var t,n,r,a,o,s,l,u,c,f=e.width,p=e.height,h=e.data,d=this.getData(f,p),g=0,m=0;switch(this.components.length){case 1:for(n=0;n<p;n++)for(t=0;t<f;t++)r=d[g++],h[m++]=r,h[m++]=r,h[m++]=r,h[m++]=255;break;case 3:for(n=0;n<p;n++)for(t=0;t<f;t++)l=d[g++],u=d[g++],c=d[g++],h[m++]=l,h[m++]=u,h[m++]=c,h[m++]=255;break;case 4:for(n=0;n<p;n++)for(t=0;t<f;t++)o=d[g++],s=d[g++],r=d[g++],l=255-i(o*(1-(a=d[g++])/255)+a),u=255-i(s*(1-a/255)+a),c=255-i(r*(1-a/255)+a),h[m++]=l,h[m++]=u,h[m++]=c,h[m++]=255;break;default:throw"Unsupported color mode"}}},e}();t.exports=function(t){var r=new Uint8Array(t),i=new n;i.parse(r);for(var a=i.getData(i.width,i.height),o=new e(i.width*i.height*4),s=0,l=0;l<o.length;l++)o[l+(l/3|0)]=a[s++],l%4==3&&(o[l]=255);return{data:o,width:i.width,height:i.height}}}).call(this,e("buffer").Buffer)},{buffer:7}],109:[function(e,t,n){(function(e){function n(t){function n(e){for(var t=[16,11,10,16,24,40,51,61,12,12,14,19,26,58,60,55,14,13,16,24,40,57,69,56,14,17,22,29,51,87,80,62,18,22,37,56,68,109,103,77,24,35,55,64,81,104,113,92,49,64,78,87,103,121,120,101,72,92,95,98,112,100,103,99],n=0;n<64;n++){var r=E((t[n]*e+50)/100);r<1?r=1:r>255&&(r=255),T[U[n]]=r}for(var i=[17,18,24,47,99,99,99,99,18,21,26,66,99,99,99,99,24,26,56,99,99,99,99,99,47,66,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99],a=0;a<64;a++){var o=E((i[a]*e+50)/100);o<1?o=1:o>255&&(o=255),S[U[a]]=o}for(var s=[1,1.387039845,1.306562965,1.175875602,1,.785694958,.5411961,.275899379],l=0,u=0;u<8;u++)for(var c=0;c<8;c++)A[l]=1/(T[U[l]]*s[u]*s[c]*8),C[l]=1/(S[U[l]]*s[u]*s[c]*8),l++}function r(e,t){for(var n=0,r=0,i=new Array,a=1;a<=16;a++){for(var o=1;o<=e[a];o++)i[t[r]]=[],i[t[r]][0]=n,i[t[r]][1]=a,r++,n++;n*=2}return i}function i(){b=r(q,H),y=r(G,Z),_=r(V,W),x=r(Y,X)}function a(){for(var e=1,t=2,n=1;n<=15;n++){for(var r=e;r<t;r++)M[32767+r]=n,R[32767+r]=[],R[32767+r][1]=n,R[32767+r][0]=r;for(var i=-(t-1);i<=-e;i++)M[32767+i]=n,R[32767+i]=[],R[32767+i][1]=n,R[32767+i][0]=t-1+i;e<<=1,t<<=1}}function o(){for(var e=0;e<256;e++)F[e]=19595*e,F[e+256>>0]=38470*e,F[e+512>>0]=7471*e+32768,F[e+768>>0]=-11059*e,F[e+1024>>0]=-21709*e,F[e+1280>>0]=32768*e+8421375,F[e+1536>>0]=-27439*e,F[e+1792>>0]=-5329*e}function s(e){for(var t=e[0],n=e[1]-1;n>=0;)t&1<<n&&(D|=1<<B),n--,--B<0&&(255==D?(l(255),l(0)):l(D),B=7,D=0)}function l(e){I.push(e)}function u(e){l(e>>8&255),l(255&e)}function c(e,t){var n,r,i,a,o,s,l,u,c,f=0;for(c=0;c<8;++c){n=e[f],r=e[f+1],i=e[f+2],a=e[f+3],o=e[f+4],s=e[f+5],l=e[f+6];var p=n+(u=e[f+7]),h=n-u,d=r+l,g=r-l,m=i+s,v=i-s,w=a+o,b=a-o,y=p+w,_=p-w,x=d+m,k=d-m;e[f]=y+x,e[f+4]=y-x;var E=.707106781*(k+_);e[f+2]=_+E,e[f+6]=_-E;var T=.382683433*((y=b+v)-(k=g+h)),S=.5411961*y+T,A=1.306562965*k+T,C=.707106781*(x=v+g),R=h+C,M=h-C;e[f+5]=M+S,e[f+3]=M-S,e[f+1]=R+A,e[f+7]=R-A,f+=8}for(f=0,c=0;c<8;++c){n=e[f],r=e[f+8],i=e[f+16],a=e[f+24],o=e[f+32],s=e[f+40],l=e[f+48];var j=n+(u=e[f+56]),I=n-u,D=r+l,B=r-l,N=i+s,P=i-s,O=a+o,z=a-o,F=j+O,U=j-O,q=D+N,H=D-N;e[f]=F+q,e[f+32]=F-q;var V=.707106781*(H+U);e[f+16]=U+V,e[f+48]=U-V;var W=.382683433*((F=z+P)-(H=B+I)),G=.5411961*F+W,Z=1.306562965*H+W,Y=.707106781*(q=P+B),X=I+Y,$=I-Y;e[f+40]=$+G,e[f+24]=$-G,e[f+8]=X+Z,e[f+56]=X-Z,f++}var Q;for(c=0;c<64;++c)Q=e[c]*t[c],L[c]=Q>0?Q+.5|0:Q-.5|0;return L}function f(){u(65504),u(16),l(74),l(70),l(73),l(70),l(0),l(1),l(1),l(0),u(1),u(1),l(0),l(0)}function p(e,t){u(65472),u(17),l(8),u(t),u(e),l(3),l(1),l(17),l(0),l(2),l(17),l(1),l(3),l(17),l(1)}function h(){u(65499),u(132),l(0);for(var e=0;e<64;e++)l(T[e]);l(1);for(var t=0;t<64;t++)l(S[t])}function d(){u(65476),u(418),l(0);for(var e=0;e<16;e++)l(q[e+1]);for(var t=0;t<=11;t++)l(H[t]);l(16);for(var n=0;n<16;n++)l(V[n+1]);for(var r=0;r<=161;r++)l(W[r]);l(1);for(var i=0;i<16;i++)l(G[i+1]);for(var a=0;a<=11;a++)l(Z[a]);l(17);for(var o=0;o<16;o++)l(Y[o+1]);for(var s=0;s<=161;s++)l(X[s])}function g(){u(65498),u(12),l(3),l(1),l(0),l(2),l(17),l(3),l(17),l(0),l(63),l(0)}function m(e,t,n,r,i){var a,o=i[0],l=i[240];for(var 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Step "'+e.name+'" of "'+e.imageName+'".'):console.log("%s",'Removing Step "'+e.name+'" of "'+e.imageName+'".'))},e}},{}],130:[function(e,t,n){(function(n){t.exports=function(t,r,i){var a=e("get-pixels"),o=e("save-pixels");r.x=parseInt(r.x)||0,r.y=parseInt(r.y)||0,a(t.src,function(e,a){r.w=parseInt(r.w)||Math.floor(.5*a.shape[0]),r.h=parseInt(r.h)||Math.floor(.5*a.shape[1]);for(var s=r.x,l=r.y,u=r.w,c=r.h,f=a.shape[0],p=new Uint8Array(4*u*c),h=l;h<l+c;h++)p.set(a.data.slice(4*h*f+s,4*h*f+s+4*u),4*u*(h-l));a.data=p,a.shape=[u,c,4],a.stride[1]=4*u,r.format=t.format;var d=[],g=0,m=o(a,r.format);m.on("data",function(e){g+=e.length,d.push(e)}),m.on("end",function(){var e=n.concat(d,g).toString("base64"),t="data:image/"+r.format+";base64,"+e;i(t,r.format)})})}}).call(this,e("buffer").Buffer)},{buffer:7,"get-pixels":33,"save-pixels":110}],131:[function(e,t,n){t.exports=function(t,n){(t=t||{}).title="Crop Image",n.onSetup(t.step);return{options:t,draw:function(r,i){n.onDraw(t.step);var a=this;e("./Crop")(r,t,function(e,r){a.output={src:e,format:r},t.step.output=e,n.onComplete(t.step),i()})},output:void 0,UI:n}}},{"./Crop":130}],132:[function(e,t,n){t.exports={name:"Crop",description:"Crop image to given x, y, w, h",url:"https://github.com/publiclab/image-sequencer/tree/master/MODULES.md",inputs:{x:{type:"integer",desc:"X-position (measured from left) from where cropping starts",default:0},y:{type:"integer",desc:"Y-position (measured from top) from where cropping starts",default:0},w:{type:"integer",desc:"Width of crop",default:"(50%)"},h:{type:"integer",desc:"Height of crop",default:"(50%)"}}}},{}],133:[function(e,t,n){t.exports=function(t,n){(t=t||{}).title="Decode QR Code",n.onSetup(t.step);var r=e("jsqr"),i=e("get-pixels");return{options:t,draw:function(e,a){n.onDraw(t.step);var o=this;i(e.src,function(i,s){if(i)throw i;var l=s.shape[0],u=s.shape[1],c=r.decodeQRFromImage(s.data,l,u);o.output=e,o.output.data=c,a(),t.step.output=e.src,t.step.qrval=c,n.onComplete(t.step)})},output:void 0,UI:n}}},{"get-pixels":33,jsqr:52}],134:[function(e,t,n){t.exports={name:"Decode QR",inputs:{},outputs:{qrval:{type:"text"}}}},{}],135:[function(require,module,exports){module.exports=function Dynamic(options,UI){function draw(input,callback){function generator(expression){var func="f = function (r, g, b, a) { var R = r, G = g, B = b, A = a;";func+="return ",func=func+expression+"}";var f;return eval(func),f}function changePixel(e,t,n,r){return[options.red_function(e,t,n,r),options.green_function(e,t,n,r),options.blue_function(e,t,n,r),options.alpha_function(e,t,n,r)]}function output(e,t,n){step.output={src:t,format:n},options.step.output=t,UI.onComplete(options.step)}UI.onDraw(options.step);var step=this;options.monochrome=options.monochrome||"(R+G+B)/3";var channels=["red","green","blue","alpha"];return channels.forEach(function(e){options.hasOwnProperty(e)?options[e+"_function"]=generator(options[e]):"alpha"===e?options.alpha_function=function(){return 255}:options[e+"_function"]=generator(options.monochrome)}),require("../_nomodule/PixelManipulation.js")(input,{output:output,changePixel:changePixel,format:input.format,image:options.image,callback:callback})}options=options||{},options.title="Dynamic",UI.onSetup(options.step);var output;return{options:options,draw:draw,output:output,UI:UI}}},{"../_nomodule/PixelManipulation.js":148}],136:[function(e,t,n){t.exports={name:"Dynamic",inputs:{red:{type:"input",desc:"Expression to return for red channel with R, G, B, and A inputs",default:"r"},green:{type:"input",desc:"Expression to return for green channel with R, G, B, and A inputs",default:"g"},blue:{type:"input",desc:"Expression to return for blue channel with R, G, B, and A inputs",default:"b"},"monochrome (fallback)":{type:"input",desc:"Expression to return with R, G, B, and A inputs; fallback for other channels if none provided",default:"r + g + b"}}}},{}],137:[function(e,t,n){t.exports=function(t,n){(t=t||{}).title="Fisheye GL";return n.onSetup(t.step),e("fisheyegl"),{options:t,draw:function(e,r){n.onDraw(t.step);var i=this;if(t.inBrowser){if(document.querySelector("#image-sequencer-canvas"))var a=document.querySelector("#image-sequencer-canvas");else(a=document.createElement("canvas")).style.display="none",a.setAttribute("id","image-sequencer-canvas"),document.body.append(a);distorter=FisheyeGl({selector:"#image-sequencer-canvas"}),t.a=parseFloat(t.a)||distorter.lens.a,t.b=parseFloat(t.b)||distorter.lens.b,t.Fx=parseFloat(t.Fx)||distorter.lens.Fx,t.Fy=parseFloat(t.Fy)||distorter.lens.Fy,t.scale=parseFloat(t.scale)||distorter.lens.scale,t.x=parseFloat(t.x)||distorter.fov.x,t.y=parseFloat(t.y)||distorter.fov.y,distorter.lens.a=t.a,distorter.lens.b=t.b,distorter.lens.Fx=t.Fx,distorter.lens.Fy=t.Fy,distorter.lens.scale=t.scale,distorter.fov.x=t.x,distorter.fov.y=t.y,distorter.setImage(e.src,function(){i.output={src:a.toDataURL(),format:e.format},t.step.output=i.output.src,r(),n.onComplete(t.step)})}else this.output=e,r()},output:void 0,UI:n}}},{fisheyegl:25}],138:[function(e,t,n){t.exports={name:"Fisheye GL",inputs:{a:{type:"float",desc:"a parameter",default:1,min:1,max:4},b:{type:"float",desc:"b parameter",default:1,min:1,max:4},Fx:{type:"float",desc:"Fx parameter",default:0,min:0,max:4},Fy:{type:"float",desc:"Fy parameter",default:0,min:0,max:4},scale:{type:"float",desc:"Image Scaling",default:1.5,min:0,max:20},x:{type:"float",desc:"FOV x parameter",default:1.5,min:0,max:20},y:{type:"float",desc:"FOV y parameter",default:1.5,min:0,max:20},fragmentSrc:{type:"PATH",desc:"Patht to a WebGL fragment shader file",default:"(inbuilt)"},vertexSrc:{type:"PATH",desc:"Patht to a WebGL vertex shader file",default:"(inbuilt)"}}}},{}],139:[function(e,t,n){t.exports=function(t,n){(t=t||{}).title="Green channel only",t.description="Displays only the green channel of an image",n.onSetup(t.step);return{options:t,draw:function(r,i){n.onDraw(t.step);var a=this;return e("../_nomodule/PixelManipulation.js")(r,{output:function(e,r,i){a.output={src:r,format:i},t.step.output=r,n.onComplete(t.step)},changePixel:function(e,t,n,r){return[0,t,0,r]},format:r.format,image:t.image,callback:i})},output:void 0,UI:n}}},{"../_nomodule/PixelManipulation.js":148}],140:[function(e,t,n){t.exports={name:"Green Channel",inputs:{}}},{}],141:[function(e,t,n){t.exports=function(t,n){(t=t||{}).title="Invert Colors",t.description="Inverts the colors of the image",n.onSetup(t.step);return{options:t,draw:function(r,i){n.onDraw(t.step);var a=this;return e("../_nomodule/PixelManipulation.js")(r,{output:function(e,r,i){a.output={src:r,format:i},t.step.output=r,n.onComplete(t.step)},changePixel:function(e,t,n,r){return[255-e,255-t,255-n,r]},format:r.format,image:t.image,callback:i})},output:void 0,UI:n}}},{"../_nomodule/PixelManipulation.js":148}],142:[function(e,t,n){t.exports={name:"Invert",description:"Inverts the image.",inputs:{}}},{}],143:[function(e,t,n){t.exports=function(t,n){(t=t||{}).title="NDVI for red-filtered cameras (blue is infrared)",n.onSetup(t.step);return{options:t,draw:function(r,i){n.onDraw(t.step);var a=this;return e("../_nomodule/PixelManipulation.js")(r,{output:function(e,r,i){a.output={src:r,format:i},t.step.output=r,n.onComplete(t.step)},changePixel:function(e,t,n,r){var i=255*((n-e)/(1*n+e)+1)/2;return[i,i,i,r]},format:r.format,image:t.image,callback:i})},output:void 0,UI:n}}},{"../_nomodule/PixelManipulation.js":148}],144:[function(e,t,n){t.exports={name:"NDVI Red",inputs:{}}},{}],145:[function(e,t,n){t.exports=function(t,n){(t=t||{}).title="Segmented Colormap",n.onSetup(t.step);return{options:t,draw:function(r,i){n.onDraw(t.step);var a=this;return e("../_nomodule/PixelManipulation.js")(r,{output:function(e,r,i){a.output={src:r,format:i},t.step.output=r,n.onComplete(t.step)},changePixel:function(n,r,i,a){var o=(n+r+i)/3,s=e("./SegmentedColormap")(o,t);return[s[0],s[1],s[2],255]},format:r.format,image:t.image,callback:i})},output:void 0,UI:n}}},{"../_nomodule/PixelManipulation.js":148,"./SegmentedColormap":146}],146:[function(e,t,n){function r(e){return function(t){var n,r,i,a,o,s,l,u,c,f,p,h,d,g;if(p=[0,0],s=p[0],l=p[1],h=[e[0][0],1],i=h[0],a=h[1],t<i)return s;for(n=u=0,f=e.length;u<f;n=++u){if(d=e[n],o=d[0],s=d[1],l=d[2],i=o,n===e.length-1){a=1;break}if(a=e[n+1][0],o<=t&&t<a)break}for(r=[],n=c=0,g=s.length;0<=g?c<g:c>g;n=0<=g?++c:--c)r[n]=(t-i)/(a-i)*(l[n]-s[n])+s[n];return r}}t.exports=function(e,t){return t.colormap=t.colormap||i.default,"object"==typeof t.colormap?colormapFunction=r(t.colormap):i.hasOwnProperty(t.colormap)?colormapFunction=i[t.colormap]:colormapFunction=i.default,colormapFunction(e/255)};var i={greyscale:r([[0,[0,0,0],[255,255,255]],[1,[255,255,255],[255,255,255]]]),default:r([[0,[0,0,255],[0,255,0]],[.25,[0,255,0],[255,255,0]],[.5,[0,255,255],[255,255,0]],[.75,[255,255,0],[255,0,0]]]),ndvi:r([[0,[0,0,255],[38,195,195]],[.5,[0,150,0],[255,255,0]],[.75,[255,255,0],[255,50,50]]]),stretched:r([[0,[0,0,255],[0,0,255]],[.1,[0,0,255],[38,195,195]],[.5,[0,150,0],[255,255,0]],[.7,[255,255,0],[255,50,50]],[.9,[255,50,50],[255,50,50]]]),fastie:r([[0,[255,255,255],[0,0,0]],[.167,[0,0,0],[255,255,255]],[.33,[255,255,255],[0,0,0]],[.5,[0,0,0],[140,140,255]],[.55,[140,140,255],[0,255,0]],[.63,[0,255,0],[255,255,0]],[.75,[255,255,0],[255,0,0]],[.95,[255,0,0],[255,0,255]]])}},{}],147:[function(e,t,n){t.exports={name:"Segmented Colormap",inputs:{colormap:{type:"select",desc:"Name of the Colormap",default:"default",values:["default","greyscale","stretched","fastie"]}}}},{}],148:[function(e,t,n){(function(n){t.exports=function(t,r){(r=r||{}).changePixel=r.changePixel||function(e,t,n,r){return[e,t,n,r]};var i=e("get-pixels"),a=e("save-pixels");i(t.src,function(e,t){if(e)console.log("Bad image path");else{for(var i=0;i<t.shape[0];i++)for(var o=0;o<t.shape[1];o++){var s=r.changePixel(t.get(i,o,0),t.get(i,o,1),t.get(i,o,2),t.get(i,o,3));t.set(i,o,0,s[0]),t.set(i,o,1,s[1]),t.set(i,o,2,s[2]),t.set(i,o,3,s[3])}var l=[],u=0,c=a(t,r.format,{quality:100});c.on("data",function(e){u+=e.length,l.push(e)}),c.on("end",function(){var e=n.concat(l,u).toString("base64"),t="data:image/"+r.format+";base64,"+e;r.output&&r.output(r.image,t,r.format),r.callback&&r.callback()})}})}}).call(this,e("buffer").Buffer)},{buffer:7,"get-pixels":33,"save-pixels":110}]},{},[123]);