File Manager

/* jce - 2.9.24 | 2022-05-27 | https://www.joomlacontenteditor.net | Copyright (C) 2006 - 2022 Ryan Demmer. All rights reserved | GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html */ !function(window){var WebGLProgram=function(gl,vertexSource,fragmentSource){var _collect=function(source,prefix,collection){var r=new RegExp("\\b"+prefix+" \\w+ (\\w+)","ig");source.replace(r,function(match,name){return collection[name]=0,match})},_compile=function(gl,source,type){var shader=gl.createShader(type);return gl.shaderSource(shader,source),gl.compileShader(shader),gl.getShaderParameter(shader,gl.COMPILE_STATUS)?shader:(console.log(gl.getShaderInfoLog(shader)),null)};this.uniform={},this.attribute={};var _vsh=_compile(gl,vertexSource,gl.VERTEX_SHADER),_fsh=_compile(gl,fragmentSource,gl.FRAGMENT_SHADER);this.id=gl.createProgram(),gl.attachShader(this.id,_vsh),gl.attachShader(this.id,_fsh),gl.linkProgram(this.id),gl.getProgramParameter(this.id,gl.LINK_STATUS)||console.log(gl.getProgramInfoLog(this.id)),gl.useProgram(this.id),_collect(vertexSource,"attribute",this.attribute);for(var a in this.attribute)this.attribute[a]=gl.getAttribLocation(this.id,a);_collect(vertexSource,"uniform",this.uniform),_collect(fragmentSource,"uniform",this.uniform);for(var u in this.uniform)this.uniform[u]=gl.getUniformLocation(this.id,u)};window.WebGLImageFilter=function(){var gl=null,_drawCount=0,_sourceTexture=null,_lastInChain=!1,_currentFramebufferIndex=-1,_tempFramebuffers=[null,null],_filterChain=[],_width=-1,_height=-1,_vertexBuffer=null,_currentProgram=null,_canvas=document.createElement("canvas");try{gl=_canvas.getContext("webgl")||_canvas.getContext("experimental-webgl")}catch(e){return!1}this.addFilter=function(name){var args=Array.prototype.slice.call(arguments,1),filter=_filter[name];_filterChain.push({func:filter,args:args})},this.reset=function(){_filterChain=[]},this.apply=function(image){if(_resize(image.width,image.height),_drawCount=0,_sourceTexture=gl.createTexture(),gl.bindTexture(gl.TEXTURE_2D,_sourceTexture),gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_S,gl.CLAMP_TO_EDGE),gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_T,gl.CLAMP_TO_EDGE),gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_MIN_FILTER,gl.NEAREST),gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_MAG_FILTER,gl.NEAREST),gl.texImage2D(gl.TEXTURE_2D,0,gl.RGBA,gl.RGBA,gl.UNSIGNED_BYTE,image),0==_filterChain.length){_compileShader(SHADER.FRAGMENT_IDENTITY);return _draw(),_canvas}for(var i=0;i<_filterChain.length;i++){_lastInChain=i==_filterChain.length-1;var f=_filterChain[i];f.func.apply(this,f.args||[])}return _canvas};var _resize=function(width,height){if(width!=_width||height!=_height){if(_canvas.width=_width=width,_canvas.height=_height=height,!_vertexBuffer){var vertices=new Float32Array([-1,-1,0,1,1,-1,1,1,-1,1,0,0,-1,1,0,0,1,-1,1,1,1,1,1,0]);_vertexBuffer=gl.createBuffer(),gl.bindBuffer(gl.ARRAY_BUFFER,_vertexBuffer),gl.bufferData(gl.ARRAY_BUFFER,vertices,gl.STATIC_DRAW),gl.pixelStorei(gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!0)}gl.viewport(0,0,_width,_height),_tempFramebuffers=[null,null]}},_getTempFramebuffer=function(index){return _tempFramebuffers[index]=_tempFramebuffers[index]||_createFramebufferTexture(_width,_height),_tempFramebuffers[index]},_createFramebufferTexture=function(width,height){var fbo=gl.createFramebuffer();gl.bindFramebuffer(gl.FRAMEBUFFER,fbo);var renderbuffer=gl.createRenderbuffer();gl.bindRenderbuffer(gl.RENDERBUFFER,renderbuffer);var texture=gl.createTexture();return gl.bindTexture(gl.TEXTURE_2D,texture),gl.texImage2D(gl.TEXTURE_2D,0,gl.RGBA,width,height,0,gl.RGBA,gl.UNSIGNED_BYTE,null),gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_MAG_FILTER,gl.LINEAR),gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_MIN_FILTER,gl.LINEAR),gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_S,gl.CLAMP_TO_EDGE),gl.texParameteri(gl.TEXTURE_2D,gl.TEXTURE_WRAP_T,gl.CLAMP_TO_EDGE),gl.framebufferTexture2D(gl.FRAMEBUFFER,gl.COLOR_ATTACHMENT0,gl.TEXTURE_2D,texture,0),gl.bindTexture(gl.TEXTURE_2D,null),gl.bindFramebuffer(gl.FRAMEBUFFER,null),{fbo:fbo,texture:texture}},_draw=function(flags){var source=null,target=null,flipY=!1;source=0==_drawCount?_sourceTexture:_getTempFramebuffer(_currentFramebufferIndex).texture,_drawCount++,!_lastInChain||flags&DRAW.INTERMEDIATE?(_currentFramebufferIndex=(_currentFramebufferIndex+1)%2,target=_getTempFramebuffer(_currentFramebufferIndex).fbo):(target=null,flipY=_drawCount%2==0),gl.bindTexture(gl.TEXTURE_2D,source),gl.bindFramebuffer(gl.FRAMEBUFFER,target),gl.uniform1f(_currentProgram.uniform.flipY,flipY?-1:1),gl.drawArrays(gl.TRIANGLES,0,6)},_compileShader=function(fragmentSource){if(fragmentSource.__program)return _currentProgram=fragmentSource.__program,gl.useProgram(_currentProgram.id),_currentProgram;_currentProgram=new WebGLProgram(gl,SHADER.VERTEX_IDENTITY,fragmentSource);var floatSize=Float32Array.BYTES_PER_ELEMENT,vertSize=4*floatSize;return gl.enableVertexAttribArray(_currentProgram.attribute.pos),gl.vertexAttribPointer(_currentProgram.attribute.pos,2,gl.FLOAT,!1,vertSize,0*floatSize),gl.enableVertexAttribArray(_currentProgram.attribute.uv),gl.vertexAttribPointer(_currentProgram.attribute.uv,2,gl.FLOAT,!1,vertSize,2*floatSize),fragmentSource.__program=_currentProgram,_currentProgram},DRAW={INTERMEDIATE:1},SHADER={};SHADER.VERTEX_IDENTITY=["precision highp float;","attribute vec2 pos;","attribute vec2 uv;","varying vec2 vUv;","uniform float flipY;","void main(void) {","vUv = uv;","gl_Position = vec4(pos.x, pos.y*flipY, 0.0, 1.);","}"].join("\n"),SHADER.FRAGMENT_IDENTITY=["precision highp float;","varying vec2 vUv;","uniform sampler2D texture;","void main(void) {","gl_FragColor = texture2D(texture, vUv);","}"].join("\n");var _filter={};_filter.colorMatrix=function(matrix){var m=new Float32Array(matrix);m[4]/=255,m[9]/=255,m[14]/=255,m[19]/=255;var shader=1==m[18]&&0==m[3]&&0==m[8]&&0==m[13]&&0==m[15]&&0==m[16]&&0==m[17]&&0==m[19]?_filter.colorMatrix.SHADER.WITHOUT_ALPHA:_filter.colorMatrix.SHADER.WITH_ALPHA,program=_compileShader(shader);gl.uniform1fv(program.uniform.m,m),_draw()},_filter.colorMatrix.SHADER={},_filter.colorMatrix.SHADER.WITH_ALPHA=["precision highp float;","varying vec2 vUv;","uniform sampler2D texture;","uniform float m[20];","void main(void) {","vec4 c = texture2D(texture, vUv);","gl_FragColor.r = m[0] * c.r + m[1] * c.g + m[2] * c.b + m[3] * c.a + m[4];","gl_FragColor.g = m[5] * c.r + m[6] * c.g + m[7] * c.b + m[8] * c.a + m[9];","gl_FragColor.b = m[10] * c.r + m[11] * c.g + m[12] * c.b + m[13] * c.a + m[14];","gl_FragColor.a = m[15] * c.r + m[16] * c.g + m[17] * c.b + m[18] * c.a + m[19];","}"].join("\n"),_filter.colorMatrix.SHADER.WITHOUT_ALPHA=["precision highp float;","varying vec2 vUv;","uniform sampler2D texture;","uniform float m[20];","void main(void) {","vec4 c = texture2D(texture, vUv);","gl_FragColor.r = m[0] * c.r + m[1] * c.g + m[2] * c.b + m[4];","gl_FragColor.g = m[5] * c.r + m[6] * c.g + m[7] * c.b + m[9];","gl_FragColor.b = m[10] * c.r + m[11] * c.g + m[12] * c.b + m[14];","gl_FragColor.a = c.a;","}"].join("\n"),_filter.brightness=function(brightness){var b=(brightness||0)+1;_filter.colorMatrix([b,0,0,0,0,0,b,0,0,0,0,0,b,0,0,0,0,0,1,0])},_filter.saturation=function(amount){var x=2*(amount||0)/3+1,y=(x-1)*-.5;_filter.colorMatrix([x,y,y,0,0,y,x,y,0,0,y,y,x,0,0,0,0,0,1,0])},_filter.desaturate=function(){_filter.saturation(-1)},_filter.contrast=function(amount){var v=(amount||0)+1,o=-128*(v-1);_filter.colorMatrix([v,0,0,0,o,0,v,0,0,o,0,0,v,0,o,0,0,0,1,0])},_filter.negative=function(){_filter.contrast(-2)},_filter.hue=function(rotation){rotation=(rotation||0)/180*Math.PI;var cos=Math.cos(rotation),sin=Math.sin(rotation),lumR=.213,lumG=.715,lumB=.072;_filter.colorMatrix([lumR+cos*(1-lumR)+sin*-lumR,lumG+cos*-lumG+sin*-lumG,lumB+cos*-lumB+sin*(1-lumB),0,0,lumR+cos*-lumR+.143*sin,lumG+cos*(1-lumG)+.14*sin,lumB+cos*-lumB+sin*-.283,0,0,lumR+cos*-lumR+sin*-(1-lumR),lumG+cos*-lumG+sin*lumG,lumB+cos*(1-lumB)+sin*lumB,0,0,0,0,0,1,0])},_filter.desaturateLuminance=function(){_filter.colorMatrix([.2764723,.929708,.0938197,0,-37.1,.2764723,.929708,.0938197,0,-37.1,.2764723,.929708,.0938197,0,-37.1,0,0,0,1,0])},_filter.sepia=function(){_filter.colorMatrix([.393,.7689999,.18899999,0,0,.349,.6859999,.16799999,0,0,.272,.5339999,.13099999,0,0,0,0,0,1,0])},_filter.brownie=function(){_filter.colorMatrix([.5997023498159715,.34553243048391263,-.2708298674538042,0,47.43192855600873,-.037703249837783157,.8609577587992641,.15059552388459913,0,-36.96841498319127,.24113635128153335,-.07441037908422492,.44972182064877153,0,-7.562075277591283,0,0,0,1,0])},_filter.vintagePinhole=function(){_filter.colorMatrix([.6279345635605994,.3202183420819367,-.03965408211312453,0,9.651285835294123,.02578397704808868,.6441188644374771,.03259127616149294,0,7.462829176470591,.0466055556782719,-.0851232987247891,.5241648018700465,0,5.159190588235296,0,0,0,1,0])},_filter.kodachrome=function(){_filter.colorMatrix([1.1285582396593525,-.3967382283601348,-.03992559172921793,0,63.72958762196502,-.16404339962244616,1.0835251566291304,-.05498805115633132,0,24.732407896706203,-.16786010706155763,-.5603416277695248,1.6014850761964943,0,35.62982807460946,0,0,0,1,0])},_filter.technicolor=function(){_filter.colorMatrix([1.9125277891456083,-.8545344976951645,-.09155508482755585,0,11.793603434377337,-.3087833385928097,1.7658908555458428,-.10601743074722245,0,-70.35205161461398,-.231103377548616,-.7501899197440212,1.847597816108189,0,30.950940869491138,0,0,0,1,0])},_filter.polaroid=function(){_filter.colorMatrix([1.438,-.062,-.062,0,0,-.122,1.378,-.122,0,0,-.016,-.016,1.483,0,0,0,0,0,1,0])},_filter.shiftToBGR=function(){_filter.colorMatrix([0,0,1,0,0,0,1,0,0,0,1,0,0,0,0,0,0,0,1,0])},_filter.convolution=function(matrix){var m=new Float32Array(matrix),pixelSizeX=1/_width,pixelSizeY=1/_height,program=_compileShader(_filter.convolution.SHADER);gl.uniform1fv(program.uniform.m,m),gl.uniform2f(program.uniform.px,pixelSizeX,pixelSizeY),_draw()},_filter.convolution.SHADER=["precision highp float;","varying vec2 vUv;","uniform sampler2D texture;","uniform vec2 px;","uniform float m[9];","void main(void) {","vec4 c11 = texture2D(texture, vUv - px);","vec4 c12 = texture2D(texture, vec2(vUv.x, vUv.y - px.y));","vec4 c13 = texture2D(texture, vec2(vUv.x + px.x, vUv.y - px.y));","vec4 c21 = texture2D(texture, vec2(vUv.x - px.x, vUv.y) );","vec4 c22 = texture2D(texture, vUv);","vec4 c23 = texture2D(texture, vec2(vUv.x + px.x, vUv.y) );","vec4 c31 = texture2D(texture, vec2(vUv.x - px.x, vUv.y + px.y) );","vec4 c32 = texture2D(texture, vec2(vUv.x, vUv.y + px.y) );","vec4 c33 = texture2D(texture, vUv + px );","gl_FragColor = ","c11 * m[0] + c12 * m[1] + c22 * m[2] +","c21 * m[3] + c22 * m[4] + c23 * m[5] +","c31 * m[6] + c32 * m[7] + c33 * m[8];","gl_FragColor.a = c22.a;","}"].join("\n"),_filter.detectEdges=function(){_filter.convolution.call(this,[0,1,0,-3,1,0,1,0])},_filter.sobelX=function(){_filter.convolution.call(this,[-1,0,1,-2,0,2,-1,0,1])},_filter.sobelY=function(){_filter.convolution.call(this,[-1,-2,-1,0,0,0,1,2,1])},_filter.sharpen=function(amount){var a=amount||1;_filter.convolution.call(this,[0,-1*a,0,-1*a,1+4*a,-1*a,0,-1*a,0])},_filter.emboss=function(size){var s=size||1;_filter.convolution.call(this,[-2*s,-1*s,0,-1*s,1,1*s,0,1*s,2*s])},_filter.blur=function(size){var blurSizeX=size/7/_width,blurSizeY=size/7/_height,program=_compileShader(_filter.blur.SHADER);gl.uniform2f(program.uniform.px,0,blurSizeY),_draw(DRAW.INTERMEDIATE),gl.uniform2f(program.uniform.px,blurSizeX,0),_draw()},_filter.blur.SHADER=["precision highp float;","varying vec2 vUv;","uniform sampler2D texture;","uniform vec2 px;","void main(void) {","gl_FragColor = vec4(0.0);","gl_FragColor += texture2D(texture, vUv + vec2(-7.0*px.x, -7.0*px.y))*0.0044299121055113265;","gl_FragColor += texture2D(texture, vUv + vec2(-6.0*px.x, -6.0*px.y))*0.00895781211794;","gl_FragColor += texture2D(texture, vUv + vec2(-5.0*px.x, -5.0*px.y))*0.0215963866053;","gl_FragColor += texture2D(texture, vUv + vec2(-4.0*px.x, -4.0*px.y))*0.0443683338718;","gl_FragColor += texture2D(texture, vUv + vec2(-3.0*px.x, -3.0*px.y))*0.0776744219933;","gl_FragColor += texture2D(texture, vUv + vec2(-2.0*px.x, -2.0*px.y))*0.115876621105;","gl_FragColor += texture2D(texture, vUv + vec2(-1.0*px.x, -1.0*px.y))*0.147308056121;","gl_FragColor += texture2D(texture, vUv )*0.159576912161;","gl_FragColor += texture2D(texture, vUv + vec2( 1.0*px.x, 1.0*px.y))*0.147308056121;","gl_FragColor += texture2D(texture, vUv + vec2( 2.0*px.x, 2.0*px.y))*0.115876621105;","gl_FragColor += texture2D(texture, vUv + vec2( 3.0*px.x, 3.0*px.y))*0.0776744219933;","gl_FragColor += texture2D(texture, vUv + vec2( 4.0*px.x, 4.0*px.y))*0.0443683338718;","gl_FragColor += texture2D(texture, vUv + vec2( 5.0*px.x, 5.0*px.y))*0.0215963866053;","gl_FragColor += texture2D(texture, vUv + vec2( 6.0*px.x, 6.0*px.y))*0.00895781211794;","gl_FragColor += texture2D(texture, vUv + vec2( 7.0*px.x, 7.0*px.y))*0.0044299121055113265;","}"].join("\n"),_filter.gamma=function(amount){var program=_compileShader(_filter.gamma.SHADER);gl.uniform1f(program.uniform.gamma,amount),_draw()},_filter.gamma.SHADER=["varying vec2 texCoord;","uniform sampler2D texture;","uniform highp float gamma;","void main() {","vec4 color = texture2D(texture, texCoord);","color.r = pow(color.r, gamma);","color.g = pow(color.g, gamma);","color.b = pow(color.b, gamma);","gl_FragColor = color;","}"].join("\n"),_filter.exposure=function(amount){var program=_compileShader(_filter.exposure.SHADER);gl.uniform1f(program.uniform.exposure,amount),_draw()},_filter.exposure.SHADER=["varying vec2 texCoord;","uniform sampler2D texture;","uniform highp float exposure;","void main() {","vec4 textureColor = texture2D(texture, texCoord);","gl_FragColor = vec4(textureColor.rgb * pow(2.0, exposure), textureColor.a);","}"].join("\n"),_filter.dotscreen=function(angle,amount){var program=_compileShader(_filter.dotscreen.SHADER);gl.uniform1f(program.uniform.angle,1),_draw(DRAW.INTERMEDIATE),gl.uniform1f(program.uniform.scale,5),_draw(DRAW.INTERMEDIATE),gl.uniform4fv(program.uniform.dimensions,[0,0,0,0]),_draw()},_filter.dotscreen.SHADER=["precision mediump float;","varying vec2 vTextureCoord;","varying vec4 vColor;","uniform vec4 dimensions;","uniform sampler2D uSampler;","uniform float angle;","uniform float scale;","float pattern() {","float s = sin(angle), c = cos(angle);","vec2 tex = vTextureCoord * dimensions.xy;","vec2 point = vec2(","\tc * tex.x - s * tex.y,","\ts * tex.x + c * tex.y",") * scale;","return (sin(point.x) * sin(point.y)) * 4.0;","}","void main() {","vec4 color = texture2D(uSampler, vTextureCoord);","float average = (color.r + color.g + color.b) / 3.0;","gl_FragColor = vec4(vec3(average * 10.0 - 5.0 + pattern()), color.a);","}"].join("\n"),_filter.pixelate=function(size){var blurSizeX=size/_width,blurSizeY=size/_height,program=_compileShader(_filter.pixelate.SHADER);gl.uniform2f(program.uniform.size,blurSizeX,blurSizeY),_draw()},_filter.pixelate.SHADER=["precision highp float;","varying vec2 vUv;","uniform vec2 size;","uniform sampler2D texture;","vec2 pixelate(vec2 coord, vec2 size) {","return floor( coord / size ) * size;","}","void main(void) {","gl_FragColor = vec4(0.0);","vec2 coord = pixelate(vUv, size);","gl_FragColor += texture2D(texture, coord);","}"].join("\n")}}(window),function(){function multiply(a,b){var i,j,k,col=[];for(i=0;i<5;i++){for(j=0;j<5;j++)col[j]=a[j+5*i];for(j=0;j<5;j++){var val=0;for(k=0;k<5;k++)val+=b[j+5*k]*col[k];a[j+5*i]=val}}return a}function adjustValue(value,limit){return Math.min(limit,Math.max(-limit,value))}var DELTA_INDEX=[0,.01,.02,.04,.05,.06,.07,.08,.1,.11,.12,.14,.15,.16,.17,.18,.2,.21,.22,.24,.25,.27,.28,.3,.32,.34,.36,.38,.4,.42,.44,.46,.48,.5,.53,.56,.59,.62,.65,.68,.71,.74,.77,.8,.83,.86,.89,.92,.95,.98,1,1.06,1.12,1.18,1.24,1.3,1.36,1.42,1.48,1.54,1.6,1.66,1.72,1.78,1.84,1.9,1.96,2,2.12,2.25,2.37,2.5,2.62,2.75,2.87,3,3.2,3.4,3.6,3.8,4,4.3,4.7,4.9,5,5.5,6,6.5,6.8,7,7.3,7.5,7.8,8,8.4,8.7,9,9.4,9.6,9.8,10],identity=[1,0,0,0,0,0,1,0,0,0,0,0,1,0,0,0,0,0,1,0,0,0,0,0,1],ColorMatrix=function(data){this.data=data};ColorMatrix.prototype={brightness:function(value){return value=adjustValue(value,255),this.apply(multiply(identity,[1,0,0,0,value,0,1,0,0,value,0,0,1,0,value,0,0,0,1,0,0,0,0,0,1]))},contrast:function(value){value=adjustValue(value,100);var x;return value<0?x=127+value/100*127:(x=value%1,x=0==x?DELTA_INDEX[value]:DELTA_INDEX[value<<0]*(1-x)+DELTA_INDEX[(value<<0)+1]*x,x=127*x+127),this.apply(multiply(identity,[x/127,0,0,0,.5*(127-x),0,x/127,0,0,.5*(127-x),0,0,x/127,0,.5*(127-x),0,0,0,1,0,0,0,0,0,1]))},saturate:function(value){value=adjustValue(value,100);var x=1+(value>0?3*value/100:value/100),lumR=.3086,lumG=.6094,lumB=.082;return this.apply(multiply(identity,[lumR*(1-x)+x,lumG*(1-x),lumB*(1-x),0,0,lumR*(1-x),lumG*(1-x)+x,lumB*(1-x),0,0,lumR*(1-x),lumG*(1-x),lumB*(1-x)+x,0,0,0,0,0,1,0,0,0,0,0,1]))},hue:function(value){value=adjustValue(value,180)/180*Math.PI;var cosVal=Math.cos(value),sinVal=Math.sin(value),lumR=.213,lumG=.715,lumB=.072;return 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