mirror of https://github.com/vladmandic/human
3 lines
67 KiB
JavaScript
3 lines
67 KiB
JavaScript
var We=Object.defineProperty;var y=(e,t)=>()=>(t||(t={exports:{}},e(t.exports,t)),t.exports),B0=e=>We(e,"__esModule",{value:!0}),Ke=(e,t)=>{B0(e);for(var n in t)We(e,n,{get:t[n],enumerable:!0})};var Qe=y(se=>{const f=require("@tensorflow/tfjs"),T0={strides:[8,16],anchors:[2,6]},Ge=6;function k0(e,t){const n=[];for(let o=0;o<t.strides.length;o++){const i=t.strides[o],s=Math.floor((e+i-1)/i),r=Math.floor((e+i-1)/i),a=t.anchors[o];for(let c=0;c<s;c++){const l=i*(c+.5);for(let h=0;h<r;h++){const u=i*(h+.5);for(let d=0;d<a;d++)n.push([u,l])}}}return n}const Ye=e=>{e.startEndTensor.dispose(),e.startPoint.dispose(),e.endPoint.dispose()},Xe=e=>({startEndTensor:e,startPoint:f.slice(e,[0,0],[-1,2]),endPoint:f.slice(e,[0,2],[-1,2])}),_0=(e,t)=>{const n=f.mul(e.startPoint,t),o=f.mul(e.endPoint,t),i=f.concat2d([n,o],1);return Xe(i)};function z0(e,t,n){const o=f.slice(e,[0,1],[-1,2]),i=f.add(o,t),s=f.slice(e,[0,3],[-1,2]),r=f.div(s,n),a=f.div(i,n),c=f.div(r,2),l=f.sub(a,c),h=f.add(a,c),u=f.mul(l,n),d=f.mul(h,n),m=1;return f.concat2d([u,d],m)}function A0(e,t){return f.tidy(()=>{const n=e.box?e.box:e;return _0(n,t).startEndTensor.squeeze()})}class Ve{constructor(e,t){this.blazeFaceModel=e,this.width=t.detector.inputSize,this.height=t.detector.inputSize,this.anchorSize=t.detector.anchorSize,this.maxFaces=t.detector.maxFaces,this.anchorsData=k0(t.detector.anchorSize,T0),this.anchors=f.tensor2d(this.anchorsData),this.inputSize=f.tensor1d([this.width,this.height]),this.iouThreshold=t.detector.iouThreshold,this.scaleFaces=.8,this.scoreThreshold=t.detector.scoreThreshold}async getBoundingBoxes(e){if(!e||e.isDisposedInternal||e.shape.length!==4||e.shape[1]<1||e.shape[2]<1)return null;const[t,n,o]=f.tidy(()=>{const c=e.resizeBilinear([this.width,this.height]),l=f.mul(f.sub(c.div(255),.5),2),h=this.blazeFaceModel.predict(l);let u;if(Array.isArray(h)){const x=h.sort((N,v)=>N.size-v.size),E=f.concat([x[0],x[2]],2),P=f.concat([x[1],x[3]],2),w=f.concat([P,E],1);u=w.squeeze(0)}else u=h.squeeze();const d=z0(u,this.anchors,this.inputSize),m=f.slice(u,[0,0],[-1,1]),p=f.sigmoid(m).squeeze();return[u,d,p]}),i=await f.image.nonMaxSuppressionAsync(n,o,this.maxFaces,this.iouThreshold,this.scoreThreshold),s=await i.array();i.dispose();let r=s.map(c=>f.slice(n,[c,0],[1,-1]));r=await Promise.all(r.map(async c=>{const l=await c.array();return c.dispose(),l}));const a=[];for(let c=0;c<r.length;c++){const l=r[c],h=f.tidy(()=>{const u=Xe(l),d=s[c],m=this.anchorsData[d],p=f.slice(t,[d,Ge-1],[1,-1]).squeeze().reshape([Ge,-1]),x=f.slice(o,[d],[1]);return{box:u,landmarks:p,probability:x,anchor:m}});a.push(h)}return n.dispose(),o.dispose(),t.dispose(),{boxes:a,scaleFactor:[e.shape[2]/this.width,e.shape[1]/this.height]}}async estimateFaces(e){const t=f.tidy(()=>(e instanceof f.Tensor||(e=f.browser.fromPixels(e)),e.toFloat().expandDims(0))),{boxes:n,scaleFactor:o}=await this.getBoundingBoxes(t);return t.dispose(),Promise.all(n.map(async i=>{const s=A0(i,o),[r,a,c]=await Promise.all([i.landmarks,s,i.probability].map(async p=>p.array())),l=i.anchor,[h,u]=o,d=r.map(p=>[(p[0]+l[0])*h,(p[1]+l[1])*u]),m={topLeft:a.slice(0,2),bottomRight:a.slice(2),landmarks:d,probability:c};return Ye(i.box),i.landmarks.dispose(),i.probability.dispose(),s.dispose(),m}))}}async function N0(e){const t=await f.loadGraphModel(e.detector.modelPath,{fromTFHub:e.detector.modelPath.includes("tfhub.dev")}),n=new Ve(t,e);return n}se.load=N0;se.BlazeFaceModel=Ve;se.disposeBox=Ye});var pe=y(me=>{me.MESH_ANNOTATIONS={silhouette:[10,338,297,332,284,251,389,356,454,323,361,288,397,365,379,378,400,377,152,148,176,149,150,136,172,58,132,93,234,127,162,21,54,103,67,109],lipsUpperOuter:[61,185,40,39,37,0,267,269,270,409,291],lipsLowerOuter:[146,91,181,84,17,314,405,321,375,291],lipsUpperInner:[78,191,80,81,82,13,312,311,310,415,308],lipsLowerInner:[78,95,88,178,87,14,317,402,318,324,308],rightEyeUpper0:[246,161,160,159,158,157,173],rightEyeLower0:[33,7,163,144,145,153,154,155,133],rightEyeUpper1:[247,30,29,27,28,56,190],rightEyeLower1:[130,25,110,24,23,22,26,112,243],rightEyeUpper2:[113,225,224,223,222,221,189],rightEyeLower2:[226,31,228,229,230,231,232,233,244],rightEyeLower3:[143,111,117,118,119,120,121,128,245],rightEyebrowUpper:[156,70,63,105,66,107,55,193],rightEyebrowLower:[35,124,46,53,52,65],rightEyeIris:[473,474,475,476,477],leftEyeUpper0:[466,388,387,386,385,384,398],leftEyeLower0:[263,249,390,373,374,380,381,382,362],leftEyeUpper1:[467,260,259,257,258,286,414],leftEyeLower1:[359,255,339,254,253,252,256,341,463],leftEyeUpper2:[342,445,444,443,442,441,413],leftEyeLower2:[446,261,448,449,450,451,452,453,464],leftEyeLower3:[372,340,346,347,348,349,350,357,465],leftEyebrowUpper:[383,300,293,334,296,336,285,417],leftEyebrowLower:[265,353,276,283,282,295],leftEyeIris:[468,469,470,471,472],midwayBetweenEyes:[168],noseTip:[1],noseBottom:[2],noseRightCorner:[98],noseLeftCorner:[327],rightCheek:[205],leftCheek:[425]};me.MESH_TO_IRIS_INDICES_MAP=[{key:"EyeUpper0",indices:[9,10,11,12,13,14,15]},{key:"EyeUpper1",indices:[25,26,27,28,29,30,31]},{key:"EyeUpper2",indices:[41,42,43,44,45,46,47]},{key:"EyeLower0",indices:[0,1,2,3,4,5,6,7,8]},{key:"EyeLower1",indices:[16,17,18,19,20,21,22,23,24]},{key:"EyeLower2",indices:[32,33,34,35,36,37,38,39,40]},{key:"EyeLower3",indices:[54,55,56,57,58,59,60,61,62]},{key:"EyebrowUpper",indices:[63,64,65,66,67,68,69,70]},{key:"EyebrowLower",indices:[48,49,50,51,52,53]}]});var Ze=y(K=>{const R0=require("@tensorflow/tfjs");function O0(e,t){const n=[e.startPoint[0]*t[0],e.startPoint[1]*t[1]],o=[e.endPoint[0]*t[0],e.endPoint[1]*t[1]];return{startPoint:n,endPoint:o}}K.scaleBoxCoordinates=O0;function fe(e){return[Math.abs(e.endPoint[0]-e.startPoint[0]),Math.abs(e.endPoint[1]-e.startPoint[1])]}K.getBoxSize=fe;function ge(e){return[e.startPoint[0]+(e.endPoint[0]-e.startPoint[0])/2,e.startPoint[1]+(e.endPoint[1]-e.startPoint[1])/2]}K.getBoxCenter=ge;function C0(e,t,n){const o=t.shape[1],i=t.shape[2],s=[[e.startPoint[1]/o,e.startPoint[0]/i,e.endPoint[1]/o,e.endPoint[0]/i]];return R0.image.cropAndResize(t,s,[0],n)}K.cutBoxFromImageAndResize=C0;function v0(e,t=1.5){const n=ge(e),o=fe(e),i=[t*o[0]/2,t*o[1]/2],s=[n[0]-i[0],n[1]-i[1]],r=[n[0]+i[0],n[1]+i[1]];return{startPoint:s,endPoint:r,landmarks:e.landmarks}}K.enlargeBox=v0;function D0(e){const t=ge(e),n=fe(e),o=Math.max(...n),i=o/2,s=[t[0]-i,t[1]-i],r=[t[0]+i,t[1]+i];return{startPoint:s,endPoint:r,landmarks:e.landmarks}}K.squarifyBox=D0});var nt=y(_=>{_.IDENTITY_MATRIX=[[1,0,0],[0,1,0],[0,0,1]];function $e(e){return e-2*Math.PI*Math.floor((e+Math.PI)/(2*Math.PI))}_.normalizeRadians=$e;function F0(e,t){const n=Math.PI/2-Math.atan2(-(t[1]-e[1]),t[0]-e[0]);return $e(n)}_.computeRotation=F0;function L0(e){return e*180/Math.PI}_.radToDegrees=L0;function Je(e,t){return[[1,0,e],[0,1,t],[0,0,1]]}function V(e,t){let n=0;for(let o=0;o<e.length;o++)n+=e[o]*t[o];return n}_.dot=V;function et(e,t){const n=[];for(let o=0;o<e.length;o++)n.push(e[o][t]);return n}_.getColumnFrom2DArr=et;function tt(e,t){const n=[],o=e.length;for(let i=0;i<o;i++){n.push([]);for(let s=0;s<o;s++)n[i].push(V(e[i],et(t,s)))}return n}function H0(e,t){const n=Math.cos(e),o=Math.sin(e),i=[[n,-o,0],[o,n,0],[0,0,1]],s=Je(t[0],t[1]),r=tt(s,i),a=Je(-t[0],-t[1]);return tt(r,a)}_.buildRotationMatrix=H0;function q0(e){const t=[[e[0][0],e[1][0]],[e[0][1],e[1][1]]],n=[e[0][2],e[1][2]],o=[-V(t[0],n),-V(t[1],n)];return[t[0].concat(o[0]),t[1].concat(o[1]),[0,0,1]]}_.invertTransformMatrix=q0;function j0(e,t){return[V(e,t[0]),V(e,t[1])]}_.rotatePoint=j0;function U0(e,t){return Math.sqrt((e[0]-t[0])**2+(e[1]-t[1])**2)}_.xyDistanceBetweenPoints=U0});var st=y(ot=>{const D=require("@tensorflow/tfjs"),R=Ze(),F=pe(),L=nt(),W0=468,K0=.25,G0=13,Y0=[G0,F.MESH_ANNOTATIONS.midwayBetweenEyes[0]],X0=3,V0=2,Q0=[X0,V0],be=F.MESH_ANNOTATIONS.leftEyeLower0,ye=[be[0],be[be.length-1]],xe=F.MESH_ANNOTATIONS.rightEyeLower0,we=[xe[0],xe[xe.length-1]],Z0=3,$0=4,J0=71,Pe=76;function ie(e,t,n,o){for(let i=0;i<F.MESH_TO_IRIS_INDICES_MAP.length;i++){const{key:s,indices:r}=F.MESH_TO_IRIS_INDICES_MAP[i],a=F.MESH_ANNOTATIONS[`${n}${s}`],c=o==null;if(c||o.includes(s))for(let l=0;l<r.length;l++){const h=r[l];e[a[l]]=[t[h][0],t[h][1],(t[h][2]+e[a[l]][2])/2]}}}class en{constructor(e,t,n,o){this.regionsOfInterest=[],this.runsWithoutFaceDetector=0,this.boundingBoxDetector=e,this.meshDetector=t,this.irisModel=n,this.meshWidth=o.mesh.inputSize,this.meshHeight=o.mesh.inputSize,this.irisSize=o.iris.inputSize,this.irisEnlarge=o.iris.enlargeFactor}transformRawCoords(e,t,n,o){const i=R.getBoxSize({startPoint:t.startPoint,endPoint:t.endPoint}),s=[i[0]/this.meshWidth,i[1]/this.meshHeight],r=e.map(d=>[s[0]*(d[0]-this.meshWidth/2),s[1]*(d[1]-this.meshHeight/2),d[2]]),a=L.buildRotationMatrix(n,[0,0]),c=r.map(d=>[...L.rotatePoint(d,a),d[2]]),l=L.invertTransformMatrix(o),h=[...R.getBoxCenter({startPoint:t.startPoint,endPoint:t.endPoint}),1],u=[L.dot(h,l[0]),L.dot(h,l[1])];return c.map(d=>[d[0]+u[0],d[1]+u[1],d[2]])}getLeftToRightEyeDepthDifference(e){const t=e[ye[0]][2],n=e[we[0]][2];return t-n}getEyeBox(e,t,n,o,i=!1){const s=R.squarifyBox(R.enlargeBox(this.calculateLandmarksBoundingBox([e[n],e[o]]),this.irisEnlarge)),r=R.getBoxSize(s);let a=D.image.cropAndResize(t,[[s.startPoint[1]/this.meshHeight,s.startPoint[0]/this.meshWidth,s.endPoint[1]/this.meshHeight,s.endPoint[0]/this.meshWidth]],[0],[this.irisSize,this.irisSize]);return i&&(a=D.image.flipLeftRight(a)),{box:s,boxSize:r,crop:a}}getEyeCoords(e,t,n,o=!1){const i=[];for(let s=0;s<Pe;s++){const r=e[s*3],a=e[s*3+1],c=e[s*3+2];i.push([(o?1-r/this.irisSize:r/this.irisSize)*n[0]+t.startPoint[0],a/this.irisSize*n[1]+t.startPoint[1],c])}return{rawCoords:i,iris:i.slice(J0)}}getAdjustedIrisCoords(e,t,n){const o=e[F.MESH_ANNOTATIONS[`${n}EyeUpper0`][Z0]][2],i=e[F.MESH_ANNOTATIONS[`${n}EyeLower0`][$0]][2],s=(o+i)/2;return t.map((r,a)=>{let c=s;return a===2?c=o:a===4&&(c=i),[r[0],r[1],c]})}async predict(e,t){if(this.skipFrames=t.detector.skipFrames,this.maxFaces=t.detector.maxFaces,this.shouldUpdateRegionsOfInterest()){const{boxes:o,scaleFactor:i}=await this.boundingBoxDetector.getBoundingBoxes(e);if(o.length===0)return this.regionsOfInterest=[],null;const s=o.map(r=>{const a={startPoint:r.box.startPoint.squeeze().arraySync(),endPoint:r.box.endPoint.squeeze().arraySync()};r.box.startPoint.dispose(),r.box.endPoint.dispose();const c=R.scaleBoxCoordinates(a,i),l=R.enlargeBox(c),h=r.landmarks.arraySync();return r.landmarks.dispose(),r.probability.dispose(),{...l,landmarks:h}});this.updateRegionsOfInterest(s),this.runsWithoutFaceDetector=0}else this.runsWithoutFaceDetector++;const n=D.tidy(()=>this.regionsOfInterest.map((o,i)=>{let s=0;const r=o.landmarks.length>=W0;let[a,c]=Y0;r===!1&&([a,c]=Q0),s=L.computeRotation(o.landmarks[a],o.landmarks[c]);const l=R.getBoxCenter({startPoint:o.startPoint,endPoint:o.endPoint}),h=[l[0]/e.shape[2],l[1]/e.shape[1]];let u=e,d=L.IDENTITY_MATRIX;s!==0&&(u=D.image.rotateWithOffset(e,s,0,h),d=L.buildRotationMatrix(-s,l));const m={startPoint:o.startPoint,endPoint:o.endPoint},p=R.cutBoxFromImageAndResize(m,u,[this.meshHeight,this.meshWidth]).div(255),[,x,E]=this.meshDetector.predict(p),P=D.reshape(E,[-1,3]);let w=P.arraySync();if(t.iris.enabled){const{box:X,boxSize:ue,crop:g0}=this.getEyeBox(w,p,ye[0],ye[1],!0),{box:b0,boxSize:y0,crop:x0}=this.getEyeBox(w,p,we[0],we[1]),Le=this.irisModel.predict(D.concat([g0,x0])),He=Le.dataSync();Le.dispose();const w0=He.slice(0,Pe*3),{rawCoords:qe,iris:P0}=this.getEyeCoords(w0,X,ue,!0),E0=He.slice(Pe*3),{rawCoords:je,iris:M0}=this.getEyeCoords(E0,b0,y0),Ue=this.getLeftToRightEyeDepthDifference(w);Math.abs(Ue)<30?(ie(w,qe,"left"),ie(w,je,"right")):Ue<1?ie(w,qe,"left",["EyeUpper0","EyeLower0"]):ie(w,je,"right",["EyeUpper0","EyeLower0"]);const I0=this.getAdjustedIrisCoords(w,P0,"left"),S0=this.getAdjustedIrisCoords(w,M0,"right");w=w.concat(I0).concat(S0)}const N=this.transformRawCoords(w,o,s,d);D.dispose(w);const v=R.enlargeBox(this.calculateLandmarksBoundingBox(N));if(t.mesh.enabled){const X=D.tensor2d(N);this.regionsOfInterest[i]={...v,landmarks:X.arraySync()};const ue={coords:X,box:v,confidence:x.squeeze(),image:p};return ue}const J={coords:null,box:v,confidence:x.squeeze(),image:p};return J}));return n}updateRegionsOfInterest(e){for(let t=0;t<e.length;t++){const n=e[t],o=this.regionsOfInterest[t];let i=0;if(o&&o.startPoint){const[s,r]=n.startPoint,[a,c]=n.endPoint,[l,h]=o.startPoint,[u,d]=o.endPoint,m=Math.max(s,l),p=Math.max(r,h),x=Math.min(a,u),E=Math.min(c,d),P=(x-m)*(E-p),w=(a-s)*(c-r),N=(u-l)*(d-r);i=P/(w+N-P)}i<K0&&(this.regionsOfInterest[t]=n)}this.regionsOfInterest=this.regionsOfInterest.slice(0,e.length)}clearRegionOfInterest(e){this.regionsOfInterest[e]!=null&&(this.regionsOfInterest=[...this.regionsOfInterest.slice(0,e),...this.regionsOfInterest.slice(e+1)])}shouldUpdateRegionsOfInterest(){const e=this.regionsOfInterest.length,t=e===0;return this.maxFaces===1||t?t:e!==this.maxFaces&&this.runsWithoutFaceDetector>=this.skipFrames}calculateLandmarksBoundingBox(e){const t=e.map(s=>s[0]),n=e.map(s=>s[1]),o=[Math.min(...t),Math.min(...n)],i=[Math.max(...t),Math.max(...n)];return{startPoint:o,endPoint:i}}}ot.Pipeline=en});var 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this.numberOfElements===-1}size(){return this.numberOfElements+1}all(){return this.priorityQueue.slice(0,this.numberOfElements+1)}max(){return this.priorityQueue[0]}swim(e){for(;e>0&&this.less(Be(e),e);)this.exchange(e,Be(e)),e=Be(e)}sink(e){for(;2*e<=this.numberOfElements;){let t=2*e;if(t<this.numberOfElements&&this.less(t,t+1)&&t++,!this.less(e,t))break;this.exchange(e,t),e=t}}getValueAt(e){return this.getElementValue(this.priorityQueue[e])}less(e,t){return this.getValueAt(e)<this.getValueAt(t)}exchange(e,t){const n=this.priorityQueue[e];this.priorityQueue[e]=this.priorityQueue[t],this.priorityQueue[t]=n}}Pt.MaxHeap=wn});var It=y(Mt=>{const Pn=Et();function En(e,t,n,o,i,s){const[r,a]=s.shape;let c=!0;const l=Math.max(n-i,0),h=Math.min(n+i+1,r);for(let u=l;u<h;++u){const d=Math.max(o-i,0),m=Math.min(o+i+1,a);for(let p=d;p<m;++p)if(s.get(u,p,e)>t){c=!1;break}if(!c)break}return c}function Mn(e,t,n){const[o,i,s]=n.shape,r=new Pn.MaxHeap(o*i*s,({score:a})=>a);for(let a=0;a<o;++a)for(let c=0;c<i;++c)for(let l=0;l<s;++l){const h=n.get(a,c,l);if(h<e)continue;En(l,h,a,c,t,n)&&r.enqueue({score:h,part:{heatmapY:a,heatmapX:c,id:l}})}return r}Mt.buildPartWithScoreQueue=Mn});var te=y(z=>{z.partNames=["nose","leftEye","rightEye","leftEar","rightEar","leftShoulder","rightShoulder","leftElbow","rightElbow","leftWrist","rightWrist","leftHip","rightHip","leftKnee","rightKnee","leftAnkle","rightAnkle"];z.NUM_KEYPOINTS=z.partNames.length;z.partIds=z.partNames.reduce((e,t,n)=>(e[t]=n,e),{});const In=[["leftHip","leftShoulder"],["leftElbow","leftShoulder"],["leftElbow","leftWrist"],["leftHip","leftKnee"],["leftKnee","leftAnkle"],["rightHip","rightShoulder"],["rightElbow","rightShoulder"],["rightElbow","rightWrist"],["rightHip","rightKnee"],["rightKnee","rightAnkle"],["leftShoulder","rightShoulder"],["leftHip","rightHip"]];z.poseChain=[["nose","leftEye"],["leftEye","leftEar"],["nose","rightEye"],["rightEye","rightEar"],["nose","leftShoulder"],["leftShoulder","leftElbow"],["leftElbow","leftWrist"],["leftShoulder","leftHip"],["leftHip","leftKnee"],["leftKnee","leftAnkle"],["nose","rightShoulder"],["rightShoulder","rightElbow"],["rightElbow","rightWrist"],["rightShoulder","rightHip"],["rightHip","rightKnee"],["rightKnee","rightAnkle"]];z.connectedPartIndices=In.map(([e,t])=>[z.partIds[e],z.partIds[t]]);z.partChannels=["left_face","right_face","right_upper_leg_front","right_lower_leg_back","right_upper_leg_back","left_lower_leg_front","left_upper_leg_front","left_upper_leg_back","left_lower_leg_back","right_feet","right_lower_leg_front","left_feet","torso_front","torso_back","right_upper_arm_front","right_upper_arm_back","right_lower_arm_back","left_lower_arm_front","left_upper_arm_front","left_upper_arm_back","left_lower_arm_back","right_hand","right_lower_arm_front","left_hand"]});var ke=y(q=>{const Sn=te();function St(e,t,n,o){return{y:o.get(e,t,n),x:o.get(e,t,n+Sn.NUM_KEYPOINTS)}}q.getOffsetPoint=St;function Bn(e,t,n){const{heatmapY:o,heatmapX:i,id:s}=e,{y:r,x:a}=St(o,i,s,n);return{x:e.heatmapX*t+a,y:e.heatmapY*t+r}}q.getImageCoords=Bn;function Tn(e,t){const n=new Array(t);for(let o=0;o<t;o++)n[o]=e;return n}q.fillArray=Tn;function Te(e,t,n){return e<t?t:e>n?n:e}q.clamp=Te;function kn(e,t,n,o){const i=n-e,s=o-t;return i*i+s*s}q.squaredDistance=kn;function _n(e,t){return{x:e.x+t.x,y:e.y+t.y}}q.addVectors=_n;function zn(e,t,n){return{y:Te(e.y,t,n),x:Te(e.x,t,n)}}q.clampVector=zn});var zt=y(Bt=>{const ne=te(),Q=ke(),Tt=ne.poseChain.map(([e,t])=>[ne.partIds[e],ne.partIds[t]]),_e=Tt.map(([,e])=>e),kt=Tt.map(([e])=>e);function An(e,t,n){const o=n.shape[2]/2;return{y:n.get(t.y,t.x,e),x:n.get(t.y,t.x,o+e)}}function ze(e,t,n,o){return{y:Q.clamp(Math.round(e.y/t),0,n-1),x:Q.clamp(Math.round(e.x/t),0,o-1)}}function _t(e,t,n,o,i,s,r,a=2){const[c,l]=o.shape,h=ze(t.position,s,c,l),u=An(e,h,r),d=Q.addVectors(t.position,u);let m=d;for(let E=0;E<a;E++){const P=ze(m,s,c,l),w=Q.getOffsetPoint(P.y,P.x,n,i);m=Q.addVectors({x:P.x*s,y:P.y*s},{x:w.x,y:w.y})}const p=ze(m,s,c,l),x=o.get(p.y,p.x,n);return{position:m,part:ne.partNames[n],score:x}}function Nn(e,t,n,o,i,s){const r=t.shape[2],a=_e.length,c=new Array(r),{part:l,score:h}=e,u=Q.getImageCoords(l,o,n);c[l.id]={score:h,part:ne.partNames[l.id],position:u};for(let d=a-1;d>=0;--d){const m=_e[d],p=kt[d];c[m]&&!c[p]&&(c[p]=_t(d,c[m],p,t,n,o,s))}for(let d=0;d<a;++d){const m=kt[d],p=_e[d];c[m]&&!c[p]&&(c[p]=_t(d,c[m],p,t,n,o,i))}return c}Bt.decodePose=Nn});var Ae=y(At=>{const Rn=It(),On=zt(),Nt=ke();function Rt(e,t,{x:n,y:o},i){return e.some(({keypoints:s})=>{const r=s[i].position;return Nt.squaredDistance(o,n,r.y,r.x)<=t})}function Cn(e,t,n){const o=n.reduce((i,{position:s,score:r},a)=>(Rt(e,t,s,a)||(i+=r),i),0);return o/n.length}const vn=1;function Dn(e,t,n,o,i,s,r=.5,a=20){const c=[],l=Rn.buildPartWithScoreQueue(r,vn,e),h=a*a;for(;c.length<s&&!l.empty();){const u=l.dequeue(),d=Nt.getImageCoords(u.part,i,t);if(Rt(c,h,d,u.part.id))continue;const m=On.decodePose(u,e,t,i,n,o),p=Cn(c,h,m);c.push({keypoints:m,score:p})}return c}At.decodeMultiplePoses=Dn});var Re=y(k=>{const Z=require("@tensorflow/tfjs"),Fn=te();function Ln(e,t,n){return e<n||t<n}function Hn(e,t){return Fn.connectedPartIndices.reduce((n,[o,i])=>(Ln(e[o].score,e[i].score,t)||n.push([e[o],e[i]]),n),[])}k.getAdjacentKeyPoints=Hn;const{NEGATIVE_INFINITY:Ot,POSITIVE_INFINITY:Ct}=Number;function vt(e){return e.reduce(({maxX:t,maxY:n,minX:o,minY:i},{position:{x:s,y:r}})=>({maxX:Math.max(t,s),maxY:Math.max(n,r),minX:Math.min(o,s),minY:Math.min(i,r)}),{maxX:Ot,maxY:Ot,minX:Ct,minY:Ct})}k.getBoundingBox=vt;function qn(e){const{minX:t,minY:n,maxX:o,maxY:i}=vt(e);return[{x:t,y:n},{x:o,y:n},{x:o,y:i},{x:t,y:i}]}k.getBoundingBoxPoints=qn;async function jn(e){return Promise.all(e.map(t=>t.buffer()))}k.toTensorBuffers3D=jn;function Dt(e,t,n,o=0,i=0){return{score:e.score,keypoints:e.keypoints.map(({score:s,part:r,position:a})=>({score:s,part:r,position:{x:a.x*n+i,y:a.y*t+o}}))}}k.scalePose=Dt;function Ft(e,t,n,o=0,i=0){return n===1&&t===1&&o===0&&i===0?e:e.map(s=>Dt(s,t,n,o,i))}k.scalePoses=Ft;function Lt(e){return e instanceof Z.Tensor?[e.shape[0],e.shape[1]]:[e.height,e.width]}k.getInputTensorDimensions=Lt;function Ne(e){return e instanceof Z.Tensor?e:Z.browser.fromPixels(e)}k.toInputTensor=Ne;function Un(e,t,n){return Z.tidy(()=>{const o=Ne(e);return o.resizeBilinear([t,n])})}k.toResizedInputTensor=Un;function Wn(e,[t,n]){const[o,i]=Lt(e),s=n/t,r=i/o;let[a,c,l,h]=[0,0,0,0];r<s?(a=0,c=0,l=Math.round(.5*(s*o-i)),h=Math.round(.5*(s*o-i))):(a=Math.round(.5*(1/s*i-o)),c=Math.round(.5*(1/s*i-o)),l=0,h=0);const u=Z.tidy(()=>{let d=Ne(e);return d=Z.pad3d(d,[[a,c],[l,h],[0,0]]),d.resizeBilinear([t,n])});return{resized:u,padding:{top:a,left:l,right:h,bottom:c}}}k.padAndResizeTo=Wn;function Kn(e,[t,n],[o,i],s){const r=(t+s.top+s.bottom)/o,a=(n+s.left+s.right)/i,c=Ft(e,r,a,-s.top,-s.left);return c}k.scaleAndFlipPoses=Kn});var qt=y(Oe=>{const Gn=require("@tensorflow/tfjs"),Yn=Se(),Xn=Ae(),ce=Re();class Ht{constructor(e){this.baseModel=e}async estimatePoses(e,t){const n=t.outputStride,[o,i]=ce.getInputTensorDimensions(e),{resized:s,padding:r}=ce.padAndResizeTo(e,[t.inputResolution,t.inputResolution]),{heatmapScores:a,offsets:c,displacementFwd:l,displacementBwd:h}=this.baseModel.predict(s),u=await ce.toTensorBuffers3D([a,c,l,h]),d=u[0],m=u[1],p=u[2],x=u[3],E=await Xn.decodeMultiplePoses(d,m,p,x,n,t.maxDetections,t.scoreThreshold,t.nmsRadius),P=ce.scaleAndFlipPoses(E,[o,i],[t.inputResolution,t.inputResolution],r);return a.dispose(),c.dispose(),l.dispose(),h.dispose(),s.dispose(),P}dispose(){this.baseModel.dispose()}}Oe.PoseNet=Ht;async function Vn(e){const t=await Gn.loadGraphModel(e.modelPath),n=new Yn.MobileNet(t,e.outputStride);return new Ht(n)}async function Qn(e){return Vn(e)}Oe.load=Qn});var Ut=y(B=>{const Zn=Se(),jt=qt(),$n=Ae(),de=te(),oe=Re();B.load=jt.load;B.PoseNet=jt.PoseNet;B.MobileNet=Zn.MobileNet;B.decodeMultiplePoses=$n.decodeMultiplePoses;B.partChannels=de.partChannels;B.partIds=de.partIds;B.partNames=de.partNames;B.poseChain=de.poseChain;B.getAdjacentKeyPoints=oe.getAdjacentKeyPoints;B.getBoundingBox=oe.getBoundingBox;B.getBoundingBoxPoints=oe.getBoundingBoxPoints;B.scaleAndFlipPoses=oe.scaleAndFlipPoses;B.scalePose=oe.scalePose});var De=y(j=>{const Jn=require("@tensorflow/tfjs");function Ce(e){return[Math.abs(e.endPoint[0]-e.startPoint[0]),Math.abs(e.endPoint[1]-e.startPoint[1])]}j.getBoxSize=Ce;function ve(e){return[e.startPoint[0]+(e.endPoint[0]-e.startPoint[0])/2,e.startPoint[1]+(e.endPoint[1]-e.startPoint[1])/2]}j.getBoxCenter=ve;function eo(e,t,n){const o=t.shape[1],i=t.shape[2],s=[[e.startPoint[1]/o,e.startPoint[0]/i,e.endPoint[1]/o,e.endPoint[0]/i]];return Jn.image.cropAndResize(t,s,[0],n)}j.cutBoxFromImageAndResize=eo;function to(e,t){const n=[e.startPoint[0]*t[0],e.startPoint[1]*t[1]],o=[e.endPoint[0]*t[0],e.endPoint[1]*t[1]],i=e.palmLandmarks.map(s=>{const r=[s[0]*t[0],s[1]*t[1]];return r});return{startPoint:n,endPoint:o,palmLandmarks:i}}j.scaleBoxCoordinates=to;function no(e,t=1.5){const n=ve(e),o=Ce(e),i=[t*o[0]/2,t*o[1]/2],s=[n[0]-i[0],n[1]-i[1]],r=[n[0]+i[0],n[1]+i[1]];return{startPoint:s,endPoint:r,palmLandmarks:e.palmLandmarks}}j.enlargeBox=no;function oo(e){const t=ve(e),n=Ce(e),o=Math.max(...n),i=o/2,s=[t[0]-i,t[1]-i],r=[t[0]+i,t[1]+i];return{startPoint:s,endPoint:r,palmLandmarks:e.palmLandmarks}}j.squarifyBox=oo;function so(e,t){const n=[e.endPoint[0]-e.startPoint[0],e.endPoint[1]-e.startPoint[1]],o=[n[0]*t[0],n[1]*t[1]],i=[e.startPoint[0]+o[0],e.startPoint[1]+o[1]],s=[e.endPoint[0]+o[0],e.endPoint[1]+o[1]];return{startPoint:i,endPoint:s,palmLandmarks:e.palmLandmarks}}j.shiftBox=so});var Kt=y(Wt=>{const b=require("@tensorflow/tfjs"),io=De();class ro{constructor(e,t,n){this.model=e,this.width=n.inputSize,this.height=n.inputSize,this.anchors=t.map(o=>[o.x_center,o.y_center]),this.anchorsTensor=b.tensor2d(this.anchors),this.inputSizeTensor=b.tensor1d([n.inputSize,n.inputSize]),this.doubleInputSizeTensor=b.tensor1d([n.inputSize*2,n.inputSize*2])}normalizeBoxes(e){return b.tidy(()=>{const t=b.slice(e,[0,0],[-1,2]),n=b.slice(e,[0,2],[-1,2]),o=b.add(b.div(t,this.inputSizeTensor),this.anchorsTensor),i=b.div(n,this.doubleInputSizeTensor),s=b.mul(b.sub(o,i),this.inputSizeTensor),r=b.mul(b.add(o,i),this.inputSizeTensor);return b.concat2d([s,r],1)})}normalizeLandmarks(e,t){return b.tidy(()=>{const n=b.add(b.div(e.reshape([-1,7,2]),this.inputSizeTensor),this.anchors[t]);return b.mul(n,this.inputSizeTensor)})}async getBoundingBoxes(e){const t=b.tidy(()=>b.mul(b.sub(e,.5),2)),n=this.model.predict(t),o=n.squeeze(),i=b.tidy(()=>b.sigmoid(b.slice(o,[0,0],[-1,1])).squeeze()),s=b.slice(o,[0,1],[-1,4]),r=this.normalizeBoxes(s),a=await b.image.nonMaxSuppressionAsync(r,i,this.maxHands,this.iouThreshold,this.scoreThreshold),c=await a.array(),l=[t,n,a,o,r,s,i];if(c.length===0)return l.forEach(u=>u.dispose()),null;const h=b.tidy(()=>{const u=[];for(const d in c){const m=c[d],p=b.slice(r,[m,0],[1,-1]),x=b.slice(o,[m,5],[1,14]),E=b.tidy(()=>this.normalizeLandmarks(x,m).reshape([-1,2]));u.push({boxes:p,palmLandmarks:E})}return u});return h}async estimateHandBounds(e,t){const n=e.shape[1],o=e.shape[2];this.iouThreshold=t.iouThreshold,this.scoreThreshold=t.scoreThreshold,this.maxHands=t.maxHands;const i=b.tidy(()=>e.resizeBilinear([this.width,this.height]).div(255)),s=await this.getBoundingBoxes(i);if(i.dispose(),!s||s.length===0)return null;const r=[];for(const a in s){const c=s[a],l=await c.boxes.array(),h=l[0].slice(0,2),u=l[0].slice(2,4),d=await c.palmLandmarks.array();c.boxes.dispose(),c.palmLandmarks.dispose(),r.push(io.scaleBoxCoordinates({startPoint:h,endPoint:u,palmLandmarks:d},[o/this.width,n/this.height]))}return r}}Wt.HandDetector=ro});var Yt=y(Gt=>{Gt.MESH_ANNOTATIONS={thumb:[1,2,3,4],indexFinger:[5,6,7,8],middleFinger:[9,10,11,12],ringFinger:[13,14,15,16],pinky:[17,18,19,20],palmBase:[0]}});var $t=y(U=>{function Xt(e){return e-2*Math.PI*Math.floor((e+Math.PI)/(2*Math.PI))}U.normalizeRadians=Xt;function ao(e,t){const n=Math.PI/2-Math.atan2(-(t[1]-e[1]),t[0]-e[0]);return Xt(n)}U.computeRotation=ao;const Vt=(e,t)=>[[1,0,e],[0,1,t],[0,0,1]];function $(e,t){let n=0;for(let o=0;o<e.length;o++)n+=e[o]*t[o];return n}U.dot=$;function Qt(e,t){const n=[];for(let o=0;o<e.length;o++)n.push(e[o][t]);return n}U.getColumnFrom2DArr=Qt;function Zt(e,t){const n=[],o=e.length;for(let i=0;i<o;i++){n.push([]);for(let s=0;s<o;s++)n[i].push($(e[i],Qt(t,s)))}return n}function co(e,t){const n=Math.cos(e),o=Math.sin(e),i=[[n,-o,0],[o,n,0],[0,0,1]],s=Vt(t[0],t[1]),r=Zt(s,i),a=Vt(-t[0],-t[1]);return Zt(r,a)}U.buildRotationMatrix=co;function lo(e){const t=[[e[0][0],e[1][0]],[e[0][1],e[1][1]]],n=[e[0][2],e[1][2]],o=[-$(t[0],n),-$(t[1],n)];return[t[0].concat(o[0]),t[1].concat(o[1]),[0,0,1]]}U.invertTransformMatrix=lo;function ho(e,t){return[$(e,t[0]),$(e,t[1])]}U.rotatePoint=ho});var n0=y(Jt=>{const e0=require("@tensorflow/tfjs"),O=De(),W=$t(),uo=.8,mo=[0,-.4],po=[0,-.1],fo=1.65,t0=[0,5,9,13,17,1,2],go=0,bo=2;class yo{constructor(e,t,n){this.regionsOfInterest=[],this.runsWithoutHandDetector=0,this.boundingBoxDetector=e,this.meshDetector=t,this.meshWidth=n.inputSize,this.meshHeight=n.inputSize,this.enlargeFactor=n.enlargeFactor}getBoxForPalmLandmarks(e,t){const n=e.map(i=>{const s=[...i,1];return W.rotatePoint(s,t)}),o=this.calculateLandmarksBoundingBox(n);return O.enlargeBox(O.squarifyBox(O.shiftBox(o,mo)),this.enlargeFactor)}getBoxForHandLandmarks(e){const t=this.calculateLandmarksBoundingBox(e),n=O.enlargeBox(O.squarifyBox(O.shiftBox(t,po)),fo),o=[];for(let i=0;i<t0.length;i++)o.push(e[t0[i]].slice(0,2));return n.palmLandmarks=o,n}transformRawCoords(e,t,n,o){const i=O.getBoxSize(t),s=[i[0]/this.meshWidth,i[1]/this.meshHeight],r=e.map(d=>[s[0]*(d[0]-this.meshWidth/2),s[1]*(d[1]-this.meshHeight/2),d[2]]),a=W.buildRotationMatrix(n,[0,0]),c=r.map(d=>{const m=W.rotatePoint(d,a);return[...m,d[2]]}),l=W.invertTransformMatrix(o),h=[...O.getBoxCenter(t),1],u=[W.dot(h,l[0]),W.dot(h,l[1])];return c.map(d=>[d[0]+u[0],d[1]+u[1],d[2]])}async estimateHands(e,t){this.maxContinuousChecks=t.skipFrames,this.detectionConfidence=t.minConfidence,this.maxHands=t.maxHands;const n=this.shouldUpdateRegionsOfInterest();if(n===!0){const i=await this.boundingBoxDetector.estimateHandBounds(e,t);this.regionsOfInterest=[];for(const s in i)this.updateRegionsOfInterest(i[s],!0,s);this.runsWithoutHandDetector=0}else this.runsWithoutHandDetector++;const o=[];if(!this.regionsOfInterest)return o;for(const i in this.regionsOfInterest){const s=this.regionsOfInterest[i][0];if(!s)return o;const r=W.computeRotation(s.palmLandmarks[go],s.palmLandmarks[bo]),a=O.getBoxCenter(s),c=[a[0]/e.shape[2],a[1]/e.shape[1]],l=e0.image.rotateWithOffset(e,r,0,c),h=W.buildRotationMatrix(-r,a),u=n?this.getBoxForPalmLandmarks(s.palmLandmarks,h):s,d=O.cutBoxFromImageAndResize(u,l,[this.meshWidth,this.meshHeight]),m=d.div(255);d.dispose(),l.dispose();const p=this.meshDetector.predict(m),[x,E]=p;m.dispose();const P=x.dataSync()[0];if(x.dispose(),P<t.minConfidence)return E.dispose(),this.regionsOfInterest[i]=[],o;const w=e0.reshape(E,[-1,3]),N=await w.array();E.dispose(),w.dispose();const v=this.transformRawCoords(N,u,r,h),J=this.getBoxForHandLandmarks(v);this.updateRegionsOfInterest(J,!1,i);const X={landmarks:v,confidence:P,box:{topLeft:J.startPoint,bottomRight:J.endPoint}};o.push(X)}return o}calculateLandmarksBoundingBox(e){const t=e.map(s=>s[0]),n=e.map(s=>s[1]),o=[Math.min(...t),Math.min(...n)],i=[Math.max(...t),Math.max(...n)];return{startPoint:o,endPoint:i}}updateRegionsOfInterest(e,t,n){if(t)this.regionsOfInterest[n]=[e];else{const o=this.regionsOfInterest[n][0];let i=0;if(o!=null&&o.startPoint!=null){const[s,r]=e.startPoint,[a,c]=e.endPoint,[l,h]=o.startPoint,[u,d]=o.endPoint,m=Math.max(s,l),p=Math.max(r,h),x=Math.min(a,u),E=Math.min(c,d),P=(x-m)*(E-p),w=(a-s)*(c-r),N=(u-l)*(d-r);i=P/(w+N-P)}this.regionsOfInterest[n][0]=i>uo?o:e}}shouldUpdateRegionsOfInterest(){return!this.regionsOfInterest||this.regionsOfInterest.length===0||this.runsWithoutHandDetector>=this.maxContinuousChecks}}Jt.HandPipeline=yo});var i0=y(Fe=>{const Y=require("@tensorflow/tfjs"),xo=Kt(),o0=Yt(),wo=n0();class s0{constructor(e){this.pipeline=e}async estimateHands(e,t){this.maxContinuousChecks=t.skipFrames,this.detectionConfidence=t.minConfidence,this.maxHands=t.maxHands;const n=Y.tidy(()=>(e instanceof Y.Tensor||(e=Y.browser.fromPixels(e)),e.toFloat().expandDims(0))),o=await this.pipeline.estimateHands(n,t);n.dispose();const i=[];if(!o)return i;for(const s of o){if(!s)return[];const r={};for(const a of Object.keys(o0.MESH_ANNOTATIONS))r[a]=o0.MESH_ANNOTATIONS[a].map(c=>s.landmarks[c]);i.push({confidence:s.confidence||0,box:s.box?[s.box.topLeft[0],s.box.topLeft[1],s.box.bottomRight[0]-s.box.topLeft[0],s.box.bottomRight[1]-s.box.topLeft[1]]:0,landmarks:s.landmarks,annotations:r})}return i}}Fe.HandPose=s0;async function Po(e){if(Y.env().features.IS_NODE){const t=require("fs"),n=await t.readFileSync(e.replace("file://",""));return JSON.parse(n)}return Y.util.fetch(e).then(t=>t.json())}async function Eo(e){const[t,n,o]=await Promise.all([Po(e.detector.anchors),Y.loadGraphModel(e.detector.modelPath,{fromTFHub:e.detector.modelPath.includes("tfhub.dev")}),Y.loadGraphModel(e.skeleton.modelPath,{fromTFHub:e.skeleton.modelPath.includes("tfhub.dev")})]),i=new xo.HandDetector(n,t,e),s=new wo.HandPipeline(i,o,e),r=new s0(s);return r}Fe.load=Eo});var r0=y(Mo=>{Ke(Mo,{default:()=>Io});var Io={backend:"webgl",console:!0,face:{enabled:!0,detector:{modelPath:"../models/blazeface/tfhub/model.json",anchorSize:128,inputSize:128,maxFaces:10,skipFrames:10,minConfidence:.5,iouThreshold:.3,scoreThreshold:.7},mesh:{enabled:!0,modelPath:"../models/facemesh/model.json",inputSize:192},iris:{enabled:!0,modelPath:"../models/iris/model.json",enlargeFactor:2.3,inputSize:64},age:{enabled:!0,modelPath:"../models/ssrnet-age/imdb/model.json",inputSize:64,skipFrames:10},gender:{enabled:!0,modelPath:"../models/ssrnet-gender/imdb/model.json"},emotion:{enabled:!0,inputSize:64,minConfidence:.5,skipFrames:10,useGrayscale:!0,modelPath:"../models/emotion/model.json"}},body:{enabled:!0,modelPath:"../models/posenet/model.json",inputResolution:257,outputStride:16,maxDetections:5,scoreThreshold:.7,nmsRadius:20},hand:{enabled:!0,inputSize:256,skipFrames:10,minConfidence:.5,iouThreshold:.3,scoreThreshold:.7,enlargeFactor:1.65,maxHands:2,detector:{anchors:"../models/handdetect/anchors.json",modelPath:"../models/handdetect/model.json"},skeleton:{modelPath:"../models/handskeleton/model.json"}}}});var c0=y((os,a0)=>{a0.exports={name:"@vladmandic/human",version:"0.3.3",description:"human: 3D Face Detection, Iris Tracking and Age & Gender Prediction",sideEffects:!1,main:"dist/human-nobundle.cjs",module:"dist/human.esm.js",browser:"dist/human.esm.js",author:"Vladimir Mandic <mandic00@live.com>",bugs:{url:"https://github.com/vladmandic/human/issues"},homepage:"https://github.com/vladmandic/human#readme",license:"MIT",engines:{node:">=14.0.0"},repository:{type:"git",url:"git+https://github.com/vladmandic/human.git"},dependencies:{},peerDependencies:{},devDependencies:{"@tensorflow/tfjs":"^2.6.0","@tensorflow/tfjs-node":"^2.6.0",esbuild:"^0.7.15",eslint:"^7.10.0","eslint-config-airbnb-base":"^14.2.0","eslint-plugin-import":"^2.22.1","eslint-plugin-json":"^2.1.2","eslint-plugin-node":"^11.1.0","eslint-plugin-promise":"^4.2.1",rimraf:"^3.0.2"},scripts:{start:"node --trace-warnings --trace-uncaught --no-deprecation demo/demo-node.js",lint:"eslint src/*.js demo/*.js","build-iife":"esbuild --bundle --platform=browser --sourcemap --target=esnext --format=iife --minify --external:fs --global-name=human --outfile=dist/human.js src/index.js","build-esm-bundle":"esbuild --bundle --platform=browser --sourcemap --target=esnext --format=esm --minify --external:fs --outfile=dist/human.esm.js src/index.js","build-esm-nobundle":"esbuild --bundle --platform=browser --sourcemap --target=esnext --format=esm --minify --external:@tensorflow --external:fs --outfile=dist/human.esm-nobundle.js src/index.js","build-node-bundle":"esbuild --bundle --platform=node --sourcemap --target=esnext --format=cjs --minify --outfile=dist/human.cjs src/index.js","build-node-nobundle":"esbuild --bundle --platform=node --sourcemap --target=esnext --format=cjs --external:@tensorflow --outfile=dist/human-nobundle.cjs src/index.js",build:"rimraf dist/* && npm run build-iife && npm run build-esm-bundle && npm run build-esm-nobundle && npm run build-node-bundle && npm run build-node-nobundle && ls -l dist/",update:"npm update --depth 20 && npm dedupe && npm prune && npm audit"},keywords:["tensorflowjs","face-detection","face-geometry","body-tracking","hand-tracking","iris-tracking","age-estimation","emotion-detection","gender-prediction","gesture-recognition"]}});var f0=y(A=>{const S=require("@tensorflow/tfjs"),d0=lt(),le=ut(),l0=ft(),h0=Ut(),u0=i0(),m0=r0().default,So=c0();let g;const M={facemesh:null,posenet:null,handpose:null,iris:null,age:null,gender:null,emotion:null},C=()=>typeof performance!="undefined"?performance.now():parseInt(Number(process.hrtime.bigint())/1e3/1e3),he=(...e)=>{g.console&&console.log(...e)};function p0(...e){const t=n=>n&&typeof n=="object";return e.reduce((n,o)=>(Object.keys(o||{}).forEach(i=>{const s=n[i],r=o[i];Array.isArray(s)&&Array.isArray(r)?n[i]=s.concat(...r):t(s)&&t(r)?n[i]=p0(s,r):n[i]=r}),n),{})}function Bo(e){if(!e)return"input is not defined";const t=e.naturalWidth||e.videoWidth||e.width||e.shape&&e.shape[1]>0;if(!t||t===0)return"input is empty";if(e.readyState&&e.readyState<=2)return"input is not ready";try{S.getBackend()}catch{return"backend not loaded"}return null}async function To(e,t){g=p0(m0,t);const n=Bo(e);return n?(he(n,e),{error:n}):new Promise(async o=>{const i=Object.values(M).filter(u=>u).length;i===0&&he("Human library starting"),S.getBackend()!==g.backend&&(he("Human library setting backend:",g.backend),await S.setBackend(g.backend),await S.ready());let s;S.getBackend()==="webgl"&&(s=S.env().get("WEBGL_PACK_DEPTHWISECONV"),S.env().set("WEBGL_PACK_DEPTHWISECONV",!0)),g.face.enabled&&!M.facemesh&&(M.facemesh=await d0.load(g.face)),g.body.enabled&&!M.posenet&&(M.posenet=await h0.load(g.body)),g.hand.enabled&&!M.handpose&&(M.handpose=await u0.load(g.hand)),g.face.enabled&&g.face.age.enabled&&!M.age&&(M.age=await le.loadAge(g)),g.face.enabled&&g.face.gender.enabled&&!M.gender&&(M.gender=await le.loadGender(g)),g.face.enabled&&g.face.emotion.enabled&&!M.emotion&&(M.emotion=await l0.load(g));const r={};let a;a=C(),S.engine().startScope();const c=g.body.enabled?await M.posenet.estimatePoses(e,g.body):[];S.engine().endScope(),r.body=Math.trunc(C()-a),a=C(),S.engine().startScope();const l=g.hand.enabled?await M.handpose.estimateHands(e,g.hand):[];S.engine().endScope(),r.hand=Math.trunc(C()-a);const h=[];if(g.face.enabled){a=C(),S.engine().startScope();const u=await M.facemesh.estimateFaces(e,g.face);r.face=Math.trunc(C()-a);for(const d of u){if(!d.image||d.image.isDisposedInternal){he("face object is disposed:",d.image);continue}a=C();const m=g.face.age.enabled||g.face.gender.enabled?await le.predict(d.image,g):{};r.agegender=Math.trunc(C()-a),a=C();const p=g.face.emotion.enabled?await l0.predict(d.image,g):{};r.emotion=Math.trunc(C()-a),d.image.dispose();const x=d.annotations.leftEyeIris&&d.annotations.rightEyeIris?Math.max(d.annotations.leftEyeIris[3][0]-d.annotations.leftEyeIris[1][0],d.annotations.rightEyeIris[3][0]-d.annotations.rightEyeIris[1][0]):0;h.push({confidence:d.confidence,box:d.box,mesh:d.mesh,annotations:d.annotations,age:m.age,gender:m.gender,emotion:p,iris:x!==0?Math.trunc(100*11.7/x)/100:0})}S.engine().endScope()}S.env().set("WEBGL_PACK_DEPTHWISECONV",s),r.total=Object.values(r).reduce((u,d)=>u+d),o({face:h,body:c,hand:l,performance:r})})}A.detect=To;A.defaults=m0;A.config=g;A.models=M;A.facemesh=d0;A.ssrnet=le;A.posenet=h0;A.handpose=u0;A.tf=S;A.version=So.version});export default f0();
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