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t(r){e(this,t),this.canvas=r.canvas,this.width=r.width||640,this.height=r.height||480,this.gl=this.createGL(r.canvas),this.sourceTexture=this.gl.createTexture(),this.vertexBuffer=null,this.currentProgram=null,this.applied=!1,this.beautyParams={beauty:.5,brightness:.5,ruddy:.5}}return n(t,[{key:"setRect",value:function(t,e){this.width=t,this.height=e}},{key:"apply",value:function(t){if(!this.vertexBuffer){var e=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]);this.vertexBuffer=this.gl.createBuffer(),this.gl.bindBuffer(this.gl.ARRAY_BUFFER,this.vertexBuffer),this.gl.bufferData(this.gl.ARRAY_BUFFER,e,this.gl.STATIC_DRAW),this.gl.pixelStorei(this.gl.UNPACK_PREMULTIPLY_ALPHA_WEBGL,!0)}this.gl.viewport(0,0,this.width,this.height),this.gl.bindTexture(this.gl.TEXTURE_2D,this.sourceTexture),this.gl.texParameteri(this.gl.TEXTURE_2D,this.gl.TEXTURE_WRAP_S,this.gl.CLAMP_TO_EDGE),this.gl.texParameteri(this.gl.TEXTURE_2D,this.gl.TEXTURE_WRAP_T,this.gl.CLAMP_TO_EDGE),this.gl.texParameteri(this.gl.TEXTURE_2D,this.gl.TEXTURE_MIN_FILTER,this.gl.NEAREST),this.gl.texParameteri(this.gl.TEXTURE_2D,this.gl.TEXTURE_MAG_FILTER,this.gl.NEAREST),this.applied?this.gl.texSubImage2D(this.gl.TEXTURE_2D,0,0,0,this.gl.RGB,this.gl.UNSIGNED_BYTE,t):(this.gl.texImage2D(this.gl.TEXTURE_2D,0,this.gl.RGB,this.gl.RGB,this.gl.UNSIGNED_BYTE,t),this.applied=!0),this.beauty()}},{key:"beauty",value:function(){var t=this.beautyParams,e=t.beauty,r=t.brightness,n=t.ruddy,i=2/this.width,o=2/this.height,a=this.compileBeautyShader();this.gl.uniform2f(a.uniform.singleStepOffset,i,o);var u=new Float32Array([1-.8*e,1-.6*e,.1+.45*n,.1+.45*n]);this.gl.uniform4fv(a.uniform.params,u),this.gl.uniform1f(a.uniform.brightness,.12*r),this.draw()}},{key:"draw",value:function(){this.gl.bindTexture(this.gl.TEXTURE_2D,this.sourceTexture),this.gl.bindFramebuffer(this.gl.FRAMEBUFFER,null),this.gl.uniform1f(this.currentProgram.uniform.flipY,1),this.gl.drawArrays(this.gl.TRIANGLES,0,6)}},{key:"compileBeautyShader",value:function(){if(this.currentProgram)return this.currentProgram;this.currentProgram=new Xa(this.gl,["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"),["precision highp float;","uniform vec2 singleStepOffset;","uniform sampler2D texture;","uniform vec4 params;","uniform float brightness;","varying vec2 vUv;","const highp vec3 W = vec3(0.299,0.587,0.114);","const mat3 saturateMatrix = mat3(1.1102,-0.0598,-0.061,-0.0774,1.0826,-0.1186,-0.0228,-0.0228,1.1772);","vec2 blurCoordinates[24];","float hardLight(float color){","if(color <= 0.5){","color = color * color * 2.0;","} else {","color = 1.0 - ((1.0 - color)*(1.0 - color) * 2.0);","}","return color;","}","void main(){","vec3 centralColor = texture2D(texture, vUv).rgb;","blurCoordinates[0] = vUv.xy + singleStepOffset * vec2(0.0, -10.0);","blurCoordinates[1] = vUv.xy + singleStepOffset * vec2(0.0, 10.0);","blurCoordinates[2] = vUv.xy + singleStepOffset * vec2(-10.0, 0.0);","blurCoordinates[3] = vUv.xy + singleStepOffset * vec2(10.0, 0.0);","blurCoordinates[4] = vUv.xy + singleStepOffset * vec2(5.0, -8.0);","blurCoordinates[5] = vUv.xy + singleStepOffset * vec2(5.0, 8.0);","blurCoordinates[6] = vUv.xy + singleStepOffset * vec2(-5.0, 8.0);","blurCoordinates[7] = vUv.xy + singleStepOffset * vec2(-5.0, -8.0);","blurCoordinates[8] = vUv.xy + singleStepOffset * vec2(8.0, -5.0);","blurCoordinates[9] = vUv.xy + singleStepOffset * vec2(8.0, 5.0);","blurCoordinates[10] = vUv.xy + singleStepOffset * vec2(-8.0, 5.0);","blurCoordinates[11] = vUv.xy + singleStepOffset * vec2(-8.0, -5.0);","blurCoordinates[12] = vUv.xy + singleStepOffset * vec2(0.0, -6.0);","blurCoordinates[13] = vUv.xy + singleStepOffset * vec2(0.0, 6.0);","blurCoordinates[14] = vUv.xy + singleStepOffset * vec2(6.0, 0.0);","blurCoordinates[15] = vUv.xy + singleStepOffset * vec2(-6.0, 0.0);","blurCoordinates[16] = vUv.xy + singleStepOffset * vec2(-4.0, -4.0);","blurCoordinates[17] = vUv.xy + singleStepOffset * vec2(-4.0, 4.0);","blurCoordinates[18] = vUv.xy + singleStepOffset * vec2(4.0, -4.0);","blurCoordinates[19] = vUv.xy + singleStepOffset * vec2(4.0, 4.0);","blurCoordinates[20] = vUv.xy + singleStepOffset * vec2(-2.0, -2.0);","blurCoordinates[21] = vUv.xy + singleStepOffset * vec2(-2.0, 2.0);","blurCoordinates[22] = vUv.xy + singleStepOffset * vec2(2.0, -2.0);","blurCoordinates[23] = vUv.xy + singleStepOffset * vec2(2.0, 2.0);","float sampleColor = centralColor.g * 22.0;","sampleColor += texture2D(texture, blurCoordinates[0]).g;","sampleColor += texture2D(texture, blurCoordinates[1]).g;","sampleColor += texture2D(texture, blurCoordinates[2]).g;","sampleColor += texture2D(texture, blurCoordinates[3]).g;","sampleColor += texture2D(texture, blurCoordinates[4]).g;","sampleColor += texture2D(texture, blurCoordinates[5]).g;","sampleColor += texture2D(texture, blurCoordinates[6]).g;","sampleColor += texture2D(texture, blurCoordinates[7]).g;","sampleColor += texture2D(texture, blurCoordinates[8]).g;","sampleColor += texture2D(texture, blurCoordinates[9]).g;","sampleColor += texture2D(texture, blurCoordinates[10]).g;","sampleColor += texture2D(texture, blurCoordinates[11]).g;","sampleColor += texture2D(texture, blurCoordinates[12]).g * 2.0;","sampleColor += texture2D(texture, blurCoordinates[13]).g * 2.0;","sampleColor += texture2D(texture, blurCoordinates[14]).g * 2.0;","sampleColor += texture2D(texture, blurCoordinates[15]).g * 2.0;","sampleColor += texture2D(texture, blurCoordinates[16]).g * 2.0;","sampleColor += texture2D(texture, blurCoordinates[17]).g * 2.0;","sampleColor += texture2D(texture, blurCoordinates[18]).g * 2.0;","sampleColor += texture2D(texture, blurCoordinates[19]).g * 2.0;","sampleColor += texture2D(texture, blurCoordinates[20]).g * 3.0;","sampleColor += texture2D(texture, blurCoordinates[21]).g * 3.0;","sampleColor += texture2D(texture, blurCoordinates[22]).g * 3.0;","sampleColor += texture2D(texture, blurCoordinates[23]).g * 3.0;","sampleColor = sampleColor / 62.0;","float highPass = centralColor.g - sampleColor + 0.5;","for(int i = 0; i < 5;i++){","highPass = hardLight(highPass);","}","float luminance = dot(centralColor, W);","float alpha = pow(luminance, params.r);","vec3 smoothColor = centralColor + (centralColor-vec3(highPass))*alpha*0.1;","smoothColor.r = clamp(pow(smoothColor.r, params.g),0.0,1.0);","smoothColor.g = clamp(pow(smoothColor.g, params.g),0.0,1.0);","smoothColor.b = clamp(pow(smoothColor.b, params.g),0.0,1.0);","vec3 screen = vec3(1.0) - (vec3(1.0)-smoothColor) * (vec3(1.0)-centralColor);","vec3 lighten = max(smoothColor, centralColor);","vec3 softLight = 2.0 * centralColor*smoothColor + centralColor*centralColor - 2.0 * centralColor*centralColor * smoothColor;","gl_FragColor = vec4(mix(centralColor, screen, alpha), 1.0);","gl_FragColor.rgb = mix(gl_FragColor.rgb, lighten, alpha);","gl_FragColor.rgb = mix(gl_FragColor.rgb, softLight, params.b);","vec3 satColor = gl_FragColor.rgb * saturateMatrix;","gl_FragColor.rgb = mix(gl_FragColor.rgb, satColor, params.a);","gl_FragColor.rgb = vec3(gl_FragColor.rgb + vec3(brightness));","}"].join("\n"));var t=Float32Array.BYTES_PER_ELEMENT,e=4*t;return this.gl.enableVertexAttribArray(this.currentProgram.attribute.pos),this.gl.vertexAttribPointer(this.currentProgram.attribute.pos,2,this.gl.FLOAT,!1,e,0),this.gl.enableVertexAttribArray(this.currentProgram.attribute.uv),this.gl.vertexAttribPointer(this.currentProgram.attribute.uv,2,this.gl.FLOAT,!1,e,2*t),this.currentProgram}},{key:"createGL",value:function(t){var e=t.getContext("webgl");if(e||t.getContext("experimental-webgl",{preserveDrawingBuffer:!0}),!e)throw"Couldn't get WebGL context";return e}},{key:"setBeautyParams",value:function(t){this.beautyParams=t}},{key:"reset",value:function(){this.applied=!1}}]),t}(),Ka=function(t){return"number"==typeof t},qa=function(){function r(){e(this,r),this.video=document.createElement("video"),this.video.loop=!0,this.video.autoplay=!0,this.canvas=document.createElement("canvas"),this.filter=new Ha({canvas:this.canvas}),this.beautyParams={beauty:.5,brightness:.5,ruddy:.5},this.timeoutId=null,this.rafId=null,this.startTime=null,this.originTrack=null,this.beautyTrack=null,this.localStream=null,this.frameRate=null,this.disableStatus=!1}return n(r,[{key:"generateBeautyStream",value:function(t){var e=t.getVideoTrack();if(!e)throw new Error("Your localStream does not contain video track.");var r=this.generateBeautyTrack(e);return t.replaceTrack(r),this.localStream=t,t.setBeautyStatus&&t.setBeautyStatus(!0),t}},{key:"generateBeautyTrack",value:function(t){var e=this;this.reset();var r=t.getSettings();this.frameRate=r.frameRate,this.filter.setRect(r.width,r.height),this.setRect(r.width,r.height);var n=new MediaStream;n.addTrack(t),this.video.srcObject=n,this.video.play();var i=this.generateVideoTrackFromCanvasCapture(r.frameRate||15);return this.rafId&&cancelAnimationFrame(this.rafId),this.rafId=requestAnimationFrame((function(){e.startTime=(new Date).getTime(),e.render()})),this.installEvents(),this.setBeautyTrack({originTrack:t,beautyTrack:i}),this.originTrack=t,this.beautyTrack=i,i}},{key:"draw",value:function(){this.video&&this.video.readyState===this.video.HAVE_ENOUGH_DATA&&this.filter.apply(this.video)}},{key:"render",value:function(){var t=this,e=(new Date).getTime();e-this.startTime>1e3/this.frameRate&&(this.draw(),this.startTime=e),document.hidden?(clearTimeout(this.timeoutId),this.timeoutId=setTimeout((function(){t.render()}),1e3/this.frameRate)):(this.timeoutId&&clearTimeout(this.timeoutId),this.rafId&&cancelAnimationFrame(this.rafId),requestAnimationFrame(this.render.bind(this)))}},{key:"setBeautyParam",value:function(t){var e=t.beauty,r=t.brightness,n=t.ruddy;Ka(e)&&(this.beautyParams.beauty=e),Ka(r)&&(this.beautyParams.brightness=r),Ka(n)&&(this.beautyParams.ruddy=n),this.filter.setBeautyParams(this.beautyParams),this.getClose()&&!this.disableStatus&&this.disable(),!this.getClose()&&this.disableStatus&&this.enable()}},{key:"setRect",value:function(t,e){var r=t||640,n=e||480;this.video.height=n,this.video.width=r,this.canvas.height=n,this.canvas.width=r}},{key:"reset",value:function(){cancelAnimationFrame(this.rafId),clearTimeout(this.timeoutId),this.video.pause(),this.filter.reset(),this.beautyTrack&&this.beautyTrack.stop(),this.originTrack&&this.originTrack.stop()}},{key:"destroy",value:function(){cancelAnimationFrame(this.rafId),clearTimeout(this.timeoutId),this.canvas&&(this.canvas.width=0,this.canvas.height=0,this.canvas.remove(),delete this.canvas),this.video&&(this.video.pause(),this.video.removeAttribute("srcObject"),this.video.removeAttribute("src"),this.video.load(),this.video.width=0,this.video.height=0,this.video.remove(),delete this.video),this.beautyTrack&&this.beautyTrack.stop(),this.originTrack&&this.originTrack.stop(),this.uninstallEvents()}},{key:"generateVideoTrackFromCanvasCapture",value:function(t){return this.canvas.captureStream(t).getVideoTracks()[0]}},{key:"setBeautyTrack",value:function(e){var r=e.originTrack,n=e.beautyTrack;t&&(t.beautyTrackMap||(t.beautyTrackMap=new Map),t.beautyTrackMap.set(n.id,{originTrack:r,beautyTrack:n,param:this.beautyParams,pluginInstance:this}))}},{key:"disable",value:function(){this.localStream&&this.originTrack&&(this.localStream.replaceTrack(this.originTrack),cancelAnimationFrame(this.rafId),clearTimeout(this.timeoutId),this.disableStatus=!0)}},{key:"enable",value:function(){this.localStream&&this.beautyTrack&&(this.localStream.replaceTrack(this.beautyTrack),this.render(),this.disableStatus=!1)}},{key:"installEvents",value:function(){document.addEventListener("visibilitychange",this.render.bind(this))}},{key:"uninstallEvents",value:function(){document.removeEventListener("visibilitychange",this.render.bind(this))}},{key:"getClose",value:function(){return 0===this.beautyParams.beauty&&0===this.beautyParams.brightness&&0===this.beautyParams.ruddy}}]),r}();return t&&(t.getRTCBeautyPlugin=function(){return new qa}),qa}));