diff --git "a/dist/ort.webgl.min.mjs" "b/dist/ort.webgl.min.mjs"
new file mode 100755--- /dev/null
+++ "b/dist/ort.webgl.min.mjs"
@@ -0,0 +1,1826 @@
+/*!
+ * ONNX Runtime Web v1.23.0
+ * Copyright (c) Microsoft Corporation. All rights reserved.
+ * Licensed under the MIT License.
+ */
+var pd=Object.create;var _n=Object.defineProperty;var hd=Object.getOwnPropertyDescriptor;var md=Object.getOwnPropertyNames;var bd=Object.getPrototypeOf,gd=Object.prototype.hasOwnProperty;var y=(r,t)=>()=>(r&&(t=r(r=0)),t);var O=(r,t)=>()=>(t||r((t={exports:{}}).exports,t),t.exports),ra=(r,t)=>{for(var n in t)_n(r,n,{get:t[n],enumerable:!0})},oa=(r,t,n,e)=>{if(t&&typeof t=="object"||typeof t=="function")for(let o of md(t))!gd.call(r,o)&&o!==n&&_n(r,o,{get:()=>t[o],enumerable:!(e=hd(t,o))||e.enumerable});return r};var E=(r,t,n)=>(n=r!=null?pd(bd(r)):{},oa(t||!r||!r.__esModule?_n(n,"default",{value:r,enumerable:!0}):n,r)),yd=r=>oa(_n({},"__esModule",{value:!0}),r);var xn,Oe,vn,Td,ia,Ar=y(()=>{xn=new Map,Oe=[],vn=(r,t,n)=>{if(t&&typeof t.init=="function"&&typeof t.createInferenceSessionHandler=="function"){let e=xn.get(r);if(e===void 0)xn.set(r,{backend:t,priority:n});else{if(e.priority>n)return;if(e.priority===n&&e.backend!==t)throw new Error(`cannot register backend "${r}" using priority ${n}`)}if(n>=0){let o=Oe.indexOf(r);o!==-1&&Oe.splice(o,1);for(let i=0;i<Oe.length;i++)if(xn.get(Oe[i]).priority<=n){Oe.splice(i,0,r);return}Oe.push(r)}return}throw new TypeError("not a valid backend")},Td=async r=>{let t=xn.get(r);if(!t)return"backend not found.";if(t.initialized)return t.backend;if(t.aborted)return t.error;{let n=!!t.initPromise;try{return n||(t.initPromise=t.backend.init(r)),await t.initPromise,t.initialized=!0,t.backend}catch(e){return n||(t.error=`${e}`,t.aborted=!0),t.error}finally{delete t.initPromise}}},ia=async r=>{let t=r.executionProviders||[],n=t.map(u=>typeof u=="string"?u:u.name),e=n.length===0?Oe:n,o,i=[],a=new Set;for(let u of e){let l=await Td(u);typeof l=="string"?i.push({name:u,err:l}):(o||(o=l),o===l&&a.add(u))}if(!o)throw new Error(`no available backend found. 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o=f.onnx.TypeProto.verify(e.typeProtos[i]);if(o)return"typeProtos."+o}}return null},t.fromObject=function(e){if(e instanceof f.onnx.AttributeProto)return e;var o=new f.onnx.AttributeProto;switch(e.name!=null&&(o.name=String(e.name)),e.refAttrName!=null&&(o.refAttrName=String(e.refAttrName)),e.docString!=null&&(o.docString=String(e.docString)),e.type){default:if(typeof e.type=="number"){o.type=e.type;break}break;case"UNDEFINED":case 0:o.type=0;break;case"FLOAT":case 1:o.type=1;break;case"INT":case 2:o.type=2;break;case"STRING":case 3:o.type=3;break;case"TENSOR":case 4:o.type=4;break;case"GRAPH":case 5:o.type=5;break;case"SPARSE_TENSOR":case 11:o.type=11;break;case"TYPE_PROTO":case 13:o.type=13;break;case"FLOATS":case 6:o.type=6;break;case"INTS":case 7:o.type=7;break;case"STRINGS":case 8:o.type=8;break;case"TENSORS":case 9:o.type=9;break;case"GRAPHS":case 10:o.type=10;break;case"SPARSE_TENSORS":case 12:o.type=12;break;case"TYPE_PROTOS":case 14:o.type=14;break}if(e.f!=null&&(o.f=Number(e.f)),e.i!=null&&(h.Long?(o.i=h.Long.fromValue(e.i)).unsigned=!1:typeof e.i=="string"?o.i=parseInt(e.i,10):typeof e.i=="number"?o.i=e.i:typeof e.i=="object"&&(o.i=new h.LongBits(e.i.low>>>0,e.i.high>>>0).toNumber())),e.s!=null&&(typeof e.s=="string"?h.base64.decode(e.s,o.s=h.newBuffer(h.base64.length(e.s)),0):e.s.length>=0&&(o.s=e.s)),e.t!=null){if(typeof e.t!="object")throw TypeError(".onnx.AttributeProto.t: object expected");o.t=f.onnx.TensorProto.fromObject(e.t)}if(e.g!=null){if(typeof e.g!="object")throw TypeError(".onnx.AttributeProto.g: object expected");o.g=f.onnx.GraphProto.fromObject(e.g)}if(e.sparseTensor!=null){if(typeof e.sparseTensor!="object")throw TypeError(".onnx.AttributeProto.sparseTensor: object expected");o.sparseTensor=f.onnx.SparseTensorProto.fromObject(e.sparseTensor)}if(e.tp!=null){if(typeof e.tp!="object")throw TypeError(".onnx.AttributeProto.tp: object 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e.strings[i]=="string"?h.base64.decode(e.strings[i],o.strings[i]=h.newBuffer(h.base64.length(e.strings[i])),0):e.strings[i].length>=0&&(o.strings[i]=e.strings[i])}if(e.tensors){if(!Array.isArray(e.tensors))throw TypeError(".onnx.AttributeProto.tensors: array expected");o.tensors=[];for(var i=0;i<e.tensors.length;++i){if(typeof e.tensors[i]!="object")throw TypeError(".onnx.AttributeProto.tensors: object expected");o.tensors[i]=f.onnx.TensorProto.fromObject(e.tensors[i])}}if(e.graphs){if(!Array.isArray(e.graphs))throw TypeError(".onnx.AttributeProto.graphs: array expected");o.graphs=[];for(var i=0;i<e.graphs.length;++i){if(typeof e.graphs[i]!="object")throw TypeError(".onnx.AttributeProto.graphs: object expected");o.graphs[i]=f.onnx.GraphProto.fromObject(e.graphs[i])}}if(e.sparseTensors){if(!Array.isArray(e.sparseTensors))throw TypeError(".onnx.AttributeProto.sparseTensors: array expected");o.sparseTensors=[];for(var i=0;i<e.sparseTensors.length;++i){if(typeof e.sparseTensors[i]!="object")throw TypeError(".onnx.AttributeProto.sparseTensors: object expected");o.sparseTensors[i]=f.onnx.SparseTensorProto.fromObject(e.sparseTensors[i])}}if(e.typeProtos){if(!Array.isArray(e.typeProtos))throw TypeError(".onnx.AttributeProto.typeProtos: array expected");o.typeProtos=[];for(var i=0;i<e.typeProtos.length;++i){if(typeof e.typeProtos[i]!="object")throw TypeError(".onnx.AttributeProto.typeProtos: object expected");o.typeProtos[i]=f.onnx.TypeProto.fromObject(e.typeProtos[i])}}return o},t.toObject=function(e,o){o||(o={});var i={};if((o.arrays||o.defaults)&&(i.floats=[],i.ints=[],i.strings=[],i.tensors=[],i.graphs=[],i.typeProtos=[],i.sparseTensors=[]),o.defaults){if(i.name="",i.f=0,h.Long){var a=new h.Long(0,0,!1);i.i=o.longs===String?a.toString():o.longs===Number?a.toNumber():a}else 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s=0;s<e.floats.length;++s)i.floats[s]=o.json&&!isFinite(e.floats[s])?String(e.floats[s]):e.floats[s]}if(e.ints&&e.ints.length){i.ints=[];for(var s=0;s<e.ints.length;++s)typeof e.ints[s]=="number"?i.ints[s]=o.longs===String?String(e.ints[s]):e.ints[s]:i.ints[s]=o.longs===String?h.Long.prototype.toString.call(e.ints[s]):o.longs===Number?new h.LongBits(e.ints[s].low>>>0,e.ints[s].high>>>0).toNumber():e.ints[s]}if(e.strings&&e.strings.length){i.strings=[];for(var s=0;s<e.strings.length;++s)i.strings[s]=o.bytes===String?h.base64.encode(e.strings[s],0,e.strings[s].length):o.bytes===Array?Array.prototype.slice.call(e.strings[s]):e.strings[s]}if(e.tensors&&e.tensors.length){i.tensors=[];for(var s=0;s<e.tensors.length;++s)i.tensors[s]=f.onnx.TensorProto.toObject(e.tensors[s],o)}if(e.graphs&&e.graphs.length){i.graphs=[];for(var s=0;s<e.graphs.length;++s)i.graphs[s]=f.onnx.GraphProto.toObject(e.graphs[s],o)}if(e.docString!=null&&e.hasOwnProperty("docString")&&(i.docString=e.docString),e.tp!=null&&e.hasOwnProperty("tp")&&(i.tp=f.onnx.TypeProto.toObject(e.tp,o)),e.typeProtos&&e.typeProtos.length){i.typeProtos=[];for(var s=0;s<e.typeProtos.length;++s)i.typeProtos[s]=f.onnx.TypeProto.toObject(e.typeProtos[s],o)}if(e.type!=null&&e.hasOwnProperty("type")&&(i.type=o.enums===String?f.onnx.AttributeProto.AttributeType[e.type]===void 0?e.type:f.onnx.AttributeProto.AttributeType[e.type]:e.type),e.refAttrName!=null&&e.hasOwnProperty("refAttrName")&&(i.refAttrName=e.refAttrName),e.sparseTensor!=null&&e.hasOwnProperty("sparseTensor")&&(i.sparseTensor=f.onnx.SparseTensorProto.toObject(e.sparseTensor,o)),e.sparseTensors&&e.sparseTensors.length){i.sparseTensors=[];for(var s=0;s<e.sparseTensors.length;++s)i.sparseTensors[s]=f.onnx.SparseTensorProto.toObject(e.sparseTensors[s],o)}return i},t.prototype.toJSON=function(){return this.constructor.toObject(this,U.util.toJSONOptions)},t.getTypeUrl=function(e){return e===void 0&&(e="type.googleapis.com"),e+"/onnx.AttributeProto"},t.AttributeType=function(){var n={},e=Object.create(n);return e[n[0]="UNDEFINED"]=0,e[n[1]="FLOAT"]=1,e[n[2]="INT"]=2,e[n[3]="STRING"]=3,e[n[4]="TENSOR"]=4,e[n[5]="GRAPH"]=5,e[n[11]="SPARSE_TENSOR"]=11,e[n[13]="TYPE_PROTO"]=13,e[n[6]="FLOATS"]=6,e[n[7]="INTS"]=7,e[n[8]="STRINGS"]=8,e[n[9]="TENSORS"]=9,e[n[10]="GRAPHS"]=10,e[n[12]="SPARSE_TENSORS"]=12,e[n[14]="TYPE_PROTOS"]=14,e}(),t}(),r.ValueInfoProto=function(){function t(n){if(n)for(var e=Object.keys(n),o=0;o<e.length;++o)n[e[o]]!=null&&(this[e[o]]=n[e[o]])}return t.prototype.name="",t.prototype.type=null,t.prototype.docString="",t.create=function(e){return new t(e)},t.encode=function(e,o){return o||(o=Z.create()),e.name!=null&&Object.hasOwnProperty.call(e,"name")&&o.uint32(10).string(e.name),e.type!=null&&Object.hasOwnProperty.call(e,"type")&&f.onnx.TypeProto.encode(e.type,o.uint32(18).fork()).ldelim(),e.docString!=null&&Object.hasOwnProperty.call(e,"docString")&&o.uint32(26).string(e.docString),o},t.encodeDelimited=function(e,o){return this.encode(e,o).ldelim()},t.decode=function(e,o){e instanceof _||(e=_.create(e));for(var i=o===void 0?e.len:e.pos+o,a=new f.onnx.ValueInfoProto;e.pos<i;){var s=e.uint32();switch(s>>>3){case 1:{a.name=e.string();break}case 2:{a.type=f.onnx.TypeProto.decode(e,e.uint32());break}case 3:{a.docString=e.string();break}default:e.skipType(s&7);break}}return a},t.decodeDelimited=function(e){return e instanceof _||(e=new _(e)),this.decode(e,e.uint32())},t.verify=function(e){if(typeof e!="object"||e===null)return"object expected";if(e.name!=null&&e.hasOwnProperty("name")&&!h.isString(e.name))return"name: string expected";if(e.type!=null&&e.hasOwnProperty("type")){var o=f.onnx.TypeProto.verify(e.type);if(o)return"type."+o}return e.docString!=null&&e.hasOwnProperty("docString")&&!h.isString(e.docString)?"docString: string expected":null},t.fromObject=function(e){if(e instanceof f.onnx.ValueInfoProto)return e;var o=new f.onnx.ValueInfoProto;if(e.name!=null&&(o.name=String(e.name)),e.type!=null){if(typeof e.type!="object")throw TypeError(".onnx.ValueInfoProto.type: object expected");o.type=f.onnx.TypeProto.fromObject(e.type)}return e.docString!=null&&(o.docString=String(e.docString)),o},t.toObject=function(e,o){o||(o={});var i={};return o.defaults&&(i.name="",i.type=null,i.docString=""),e.name!=null&&e.hasOwnProperty("name")&&(i.name=e.name),e.type!=null&&e.hasOwnProperty("type")&&(i.type=f.onnx.TypeProto.toObject(e.type,o)),e.docString!=null&&e.hasOwnProperty("docString")&&(i.docString=e.docString),i},t.prototype.toJSON=function(){return this.constructor.toObject(this,U.util.toJSONOptions)},t.getTypeUrl=function(e){return e===void 0&&(e="type.googleapis.com"),e+"/onnx.ValueInfoProto"},t}(),r.NodeProto=function(){function t(n){if(this.input=[],this.output=[],this.attribute=[],n)for(var e=Object.keys(n),o=0;o<e.length;++o)n[e[o]]!=null&&(this[e[o]]=n[e[o]])}return t.prototype.input=h.emptyArray,t.prototype.output=h.emptyArray,t.prototype.name="",t.prototype.opType="",t.prototype.domain="",t.prototype.attribute=h.emptyArray,t.prototype.docString="",t.create=function(e){return new t(e)},t.encode=function(e,o){if(o||(o=Z.create()),e.input!=null&&e.input.length)for(var i=0;i<e.input.length;++i)o.uint32(10).string(e.input[i]);if(e.output!=null&&e.output.length)for(var i=0;i<e.output.length;++i)o.uint32(18).string(e.output[i]);if(e.name!=null&&Object.hasOwnProperty.call(e,"name")&&o.uint32(26).string(e.name),e.opType!=null&&Object.hasOwnProperty.call(e,"opType")&&o.uint32(34).string(e.opType),e.attribute!=null&&e.attribute.length)for(var i=0;i<e.attribute.length;++i)f.onnx.AttributeProto.encode(e.attribute[i],o.uint32(42).fork()).ldelim();return e.docString!=null&&Object.hasOwnProperty.call(e,"docString")&&o.uint32(50).string(e.docString),e.domain!=null&&Object.hasOwnProperty.call(e,"domain")&&o.uint32(58).string(e.domain),o},t.encodeDelimited=function(e,o){return this.encode(e,o).ldelim()},t.decode=function(e,o){e instanceof _||(e=_.create(e));for(var i=o===void 0?e.len:e.pos+o,a=new f.onnx.NodeProto;e.pos<i;){var s=e.uint32();switch(s>>>3){case 1:{a.input&&a.input.length||(a.input=[]),a.input.push(e.string());break}case 2:{a.output&&a.output.length||(a.output=[]),a.output.push(e.string());break}case 3:{a.name=e.string();break}case 4:{a.opType=e.string();break}case 7:{a.domain=e.string();break}case 5:{a.attribute&&a.attribute.length||(a.attribute=[]),a.attribute.push(f.onnx.AttributeProto.decode(e,e.uint32()));break}case 6:{a.docString=e.string();break}default:e.skipType(s&7);break}}return a},t.decodeDelimited=function(e){return e instanceof _||(e=new _(e)),this.decode(e,e.uint32())},t.verify=function(e){if(typeof e!="object"||e===null)return"object expected";if(e.input!=null&&e.hasOwnProperty("input")){if(!Array.isArray(e.input))return"input: array expected";for(var o=0;o<e.input.length;++o)if(!h.isString(e.input[o]))return"input: string[] expected"}if(e.output!=null&&e.hasOwnProperty("output")){if(!Array.isArray(e.output))return"output: array expected";for(var o=0;o<e.output.length;++o)if(!h.isString(e.output[o]))return"output: string[] expected"}if(e.name!=null&&e.hasOwnProperty("name")&&!h.isString(e.name))return"name: string expected";if(e.opType!=null&&e.hasOwnProperty("opType")&&!h.isString(e.opType))return"opType: string expected";if(e.domain!=null&&e.hasOwnProperty("domain")&&!h.isString(e.domain))return"domain: string expected";if(e.attribute!=null&&e.hasOwnProperty("attribute")){if(!Array.isArray(e.attribute))return"attribute: array expected";for(var o=0;o<e.attribute.length;++o){var i=f.onnx.AttributeProto.verify(e.attribute[o]);if(i)return"attribute."+i}}return e.docString!=null&&e.hasOwnProperty("docString")&&!h.isString(e.docString)?"docString: string expected":null},t.fromObject=function(e){if(e instanceof f.onnx.NodeProto)return e;var o=new f.onnx.NodeProto;if(e.input){if(!Array.isArray(e.input))throw TypeError(".onnx.NodeProto.input: array expected");o.input=[];for(var i=0;i<e.input.length;++i)o.input[i]=String(e.input[i])}if(e.output){if(!Array.isArray(e.output))throw TypeError(".onnx.NodeProto.output: array expected");o.output=[];for(var i=0;i<e.output.length;++i)o.output[i]=String(e.output[i])}if(e.name!=null&&(o.name=String(e.name)),e.opType!=null&&(o.opType=String(e.opType)),e.domain!=null&&(o.domain=String(e.domain)),e.attribute){if(!Array.isArray(e.attribute))throw TypeError(".onnx.NodeProto.attribute: array expected");o.attribute=[];for(var i=0;i<e.attribute.length;++i){if(typeof e.attribute[i]!="object")throw TypeError(".onnx.NodeProto.attribute: object expected");o.attribute[i]=f.onnx.AttributeProto.fromObject(e.attribute[i])}}return e.docString!=null&&(o.docString=String(e.docString)),o},t.toObject=function(e,o){o||(o={});var i={};if((o.arrays||o.defaults)&&(i.input=[],i.output=[],i.attribute=[]),o.defaults&&(i.name="",i.opType="",i.docString="",i.domain=""),e.input&&e.input.length){i.input=[];for(var a=0;a<e.input.length;++a)i.input[a]=e.input[a]}if(e.output&&e.output.length){i.output=[];for(var a=0;a<e.output.length;++a)i.output[a]=e.output[a]}if(e.name!=null&&e.hasOwnProperty("name")&&(i.name=e.name),e.opType!=null&&e.hasOwnProperty("opType")&&(i.opType=e.opType),e.attribute&&e.attribute.length){i.attribute=[];for(var a=0;a<e.attribute.length;++a)i.attribute[a]=f.onnx.AttributeProto.toObject(e.attribute[a],o)}return e.docString!=null&&e.hasOwnProperty("docString")&&(i.docString=e.docString),e.domain!=null&&e.hasOwnProperty("domain")&&(i.domain=e.domain),i},t.prototype.toJSON=function(){return this.constructor.toObject(this,U.util.toJSONOptions)},t.getTypeUrl=function(e){return e===void 0&&(e="type.googleapis.com"),e+"/onnx.NodeProto"},t}(),r.TrainingInfoProto=function(){function t(n){if(this.initializationBinding=[],this.updateBinding=[],n)for(var e=Object.keys(n),o=0;o<e.length;++o)n[e[o]]!=null&&(this[e[o]]=n[e[o]])}return t.prototype.initialization=null,t.prototype.algorithm=null,t.prototype.initializationBinding=h.emptyArray,t.prototype.updateBinding=h.emptyArray,t.create=function(e){return new t(e)},t.encode=function(e,o){if(o||(o=Z.create()),e.initialization!=null&&Object.hasOwnProperty.call(e,"initialization")&&f.onnx.GraphProto.encode(e.initialization,o.uint32(10).fork()).ldelim(),e.algorithm!=null&&Object.hasOwnProperty.call(e,"algorithm")&&f.onnx.GraphProto.encode(e.algorithm,o.uint32(18).fork()).ldelim(),e.initializationBinding!=null&&e.initializationBinding.length)for(var i=0;i<e.initializationBinding.length;++i)f.onnx.StringStringEntryProto.encode(e.initializationBinding[i],o.uint32(26).fork()).ldelim();if(e.updateBinding!=null&&e.updateBinding.length)for(var i=0;i<e.updateBinding.length;++i)f.onnx.StringStringEntryProto.encode(e.updateBinding[i],o.uint32(34).fork()).ldelim();return o},t.encodeDelimited=function(e,o){return this.encode(e,o).ldelim()},t.decode=function(e,o){e instanceof _||(e=_.create(e));for(var i=o===void 0?e.len:e.pos+o,a=new f.onnx.TrainingInfoProto;e.pos<i;){var s=e.uint32();switch(s>>>3){case 1:{a.initialization=f.onnx.GraphProto.decode(e,e.uint32());break}case 2:{a.algorithm=f.onnx.GraphProto.decode(e,e.uint32());break}case 3:{a.initializationBinding&&a.initializationBinding.length||(a.initializationBinding=[]),a.initializationBinding.push(f.onnx.StringStringEntryProto.decode(e,e.uint32()));break}case 4:{a.updateBinding&&a.updateBinding.length||(a.updateBinding=[]),a.updateBinding.push(f.onnx.StringStringEntryProto.decode(e,e.uint32()));break}default:e.skipType(s&7);break}}return a},t.decodeDelimited=function(e){return e instanceof _||(e=new _(e)),this.decode(e,e.uint32())},t.verify=function(e){if(typeof e!="object"||e===null)return"object expected";if(e.initialization!=null&&e.hasOwnProperty("initialization")){var o=f.onnx.GraphProto.verify(e.initialization);if(o)return"initialization."+o}if(e.algorithm!=null&&e.hasOwnProperty("algorithm")){var o=f.onnx.GraphProto.verify(e.algorithm);if(o)return"algorithm."+o}if(e.initializationBinding!=null&&e.hasOwnProperty("initializationBinding")){if(!Array.isArray(e.initializationBinding))return"initializationBinding: array expected";for(var i=0;i<e.initializationBinding.length;++i){var o=f.onnx.StringStringEntryProto.verify(e.initializationBinding[i]);if(o)return"initializationBinding."+o}}if(e.updateBinding!=null&&e.hasOwnProperty("updateBinding")){if(!Array.isArray(e.updateBinding))return"updateBinding: array expected";for(var i=0;i<e.updateBinding.length;++i){var o=f.onnx.StringStringEntryProto.verify(e.updateBinding[i]);if(o)return"updateBinding."+o}}return null},t.fromObject=function(e){if(e instanceof f.onnx.TrainingInfoProto)return e;var o=new f.onnx.TrainingInfoProto;if(e.initialization!=null){if(typeof e.initialization!="object")throw 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TypeError(".onnx.TrainingInfoProto.updateBinding: object expected");o.updateBinding[i]=f.onnx.StringStringEntryProto.fromObject(e.updateBinding[i])}}return o},t.toObject=function(e,o){o||(o={});var i={};if((o.arrays||o.defaults)&&(i.initializationBinding=[],i.updateBinding=[]),o.defaults&&(i.initialization=null,i.algorithm=null),e.initialization!=null&&e.hasOwnProperty("initialization")&&(i.initialization=f.onnx.GraphProto.toObject(e.initialization,o)),e.algorithm!=null&&e.hasOwnProperty("algorithm")&&(i.algorithm=f.onnx.GraphProto.toObject(e.algorithm,o)),e.initializationBinding&&e.initializationBinding.length){i.initializationBinding=[];for(var a=0;a<e.initializationBinding.length;++a)i.initializationBinding[a]=f.onnx.StringStringEntryProto.toObject(e.initializationBinding[a],o)}if(e.updateBinding&&e.updateBinding.length){i.updateBinding=[];for(var a=0;a<e.updateBinding.length;++a)i.updateBinding[a]=f.onnx.StringStringEntryProto.toObject(e.updateBinding[a],o)}return i},t.prototype.toJSON=function(){return this.constructor.toObject(this,U.util.toJSONOptions)},t.getTypeUrl=function(e){return e===void 0&&(e="type.googleapis.com"),e+"/onnx.TrainingInfoProto"},t}(),r.ModelProto=function(){function t(n){if(this.opsetImport=[],this.metadataProps=[],this.trainingInfo=[],this.functions=[],n)for(var e=Object.keys(n),o=0;o<e.length;++o)n[e[o]]!=null&&(this[e[o]]=n[e[o]])}return t.prototype.irVersion=h.Long?h.Long.fromBits(0,0,!1):0,t.prototype.opsetImport=h.emptyArray,t.prototype.producerName="",t.prototype.producerVersion="",t.prototype.domain="",t.prototype.modelVersion=h.Long?h.Long.fromBits(0,0,!1):0,t.prototype.docString="",t.prototype.graph=null,t.prototype.metadataProps=h.emptyArray,t.prototype.trainingInfo=h.emptyArray,t.prototype.functions=h.emptyArray,t.create=function(e){return new 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i=0;i<e.metadataProps.length;++i)f.onnx.StringStringEntryProto.encode(e.metadataProps[i],o.uint32(114).fork()).ldelim();if(e.trainingInfo!=null&&e.trainingInfo.length)for(var i=0;i<e.trainingInfo.length;++i)f.onnx.TrainingInfoProto.encode(e.trainingInfo[i],o.uint32(162).fork()).ldelim();if(e.functions!=null&&e.functions.length)for(var i=0;i<e.functions.length;++i)f.onnx.FunctionProto.encode(e.functions[i],o.uint32(202).fork()).ldelim();return o},t.encodeDelimited=function(e,o){return this.encode(e,o).ldelim()},t.decode=function(e,o){e instanceof _||(e=_.create(e));for(var i=o===void 0?e.len:e.pos+o,a=new f.onnx.ModelProto;e.pos<i;){var s=e.uint32();switch(s>>>3){case 1:{a.irVersion=e.int64();break}case 8:{a.opsetImport&&a.opsetImport.length||(a.opsetImport=[]),a.opsetImport.push(f.onnx.OperatorSetIdProto.decode(e,e.uint32()));break}case 2:{a.producerName=e.string();break}case 3:{a.producerVersion=e.string();break}case 4:{a.domain=e.string();break}case 5:{a.modelVersion=e.int64();break}case 6:{a.docString=e.string();break}case 7:{a.graph=f.onnx.GraphProto.decode(e,e.uint32());break}case 14:{a.metadataProps&&a.metadataProps.length||(a.metadataProps=[]),a.metadataProps.push(f.onnx.StringStringEntryProto.decode(e,e.uint32()));break}case 20:{a.trainingInfo&&a.trainingInfo.length||(a.trainingInfo=[]),a.trainingInfo.push(f.onnx.TrainingInfoProto.decode(e,e.uint32()));break}case 25:{a.functions&&a.functions.length||(a.functions=[]),a.functions.push(f.onnx.FunctionProto.decode(e,e.uint32()));break}default:e.skipType(s&7);break}}return a},t.decodeDelimited=function(e){return e instanceof _||(e=new _(e)),this.decode(e,e.uint32())},t.verify=function(e){if(typeof e!="object"||e===null)return"object expected";if(e.irVersion!=null&&e.hasOwnProperty("irVersion")&&!h.isInteger(e.irVersion)&&!(e.irVersion&&h.isInteger(e.irVersion.low)&&h.isInteger(e.irVersion.high)))return"irVersion: integer|Long 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expected";if(e.graph!=null&&e.hasOwnProperty("graph")){var i=f.onnx.GraphProto.verify(e.graph);if(i)return"graph."+i}if(e.metadataProps!=null&&e.hasOwnProperty("metadataProps")){if(!Array.isArray(e.metadataProps))return"metadataProps: array expected";for(var o=0;o<e.metadataProps.length;++o){var i=f.onnx.StringStringEntryProto.verify(e.metadataProps[o]);if(i)return"metadataProps."+i}}if(e.trainingInfo!=null&&e.hasOwnProperty("trainingInfo")){if(!Array.isArray(e.trainingInfo))return"trainingInfo: array expected";for(var o=0;o<e.trainingInfo.length;++o){var i=f.onnx.TrainingInfoProto.verify(e.trainingInfo[o]);if(i)return"trainingInfo."+i}}if(e.functions!=null&&e.hasOwnProperty("functions")){if(!Array.isArray(e.functions))return"functions: array expected";for(var o=0;o<e.functions.length;++o){var i=f.onnx.FunctionProto.verify(e.functions[o]);if(i)return"functions."+i}}return null},t.fromObject=function(e){if(e instanceof f.onnx.ModelProto)return e;var o=new 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i=0;i<e.trainingInfo.length;++i){if(typeof e.trainingInfo[i]!="object")throw TypeError(".onnx.ModelProto.trainingInfo: object expected");o.trainingInfo[i]=f.onnx.TrainingInfoProto.fromObject(e.trainingInfo[i])}}if(e.functions){if(!Array.isArray(e.functions))throw TypeError(".onnx.ModelProto.functions: array expected");o.functions=[];for(var i=0;i<e.functions.length;++i){if(typeof e.functions[i]!="object")throw TypeError(".onnx.ModelProto.functions: object expected");o.functions[i]=f.onnx.FunctionProto.fromObject(e.functions[i])}}return o},t.toObject=function(e,o){o||(o={});var i={};if((o.arrays||o.defaults)&&(i.opsetImport=[],i.metadataProps=[],i.trainingInfo=[],i.functions=[]),o.defaults){if(h.Long){var a=new h.Long(0,0,!1);i.irVersion=o.longs===String?a.toString():o.longs===Number?a.toNumber():a}else i.irVersion=o.longs===String?"0":0;if(i.producerName="",i.producerVersion="",i.domain="",h.Long){var a=new 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h.LongBits(e.modelVersion.low>>>0,e.modelVersion.high>>>0).toNumber():e.modelVersion),e.docString!=null&&e.hasOwnProperty("docString")&&(i.docString=e.docString),e.graph!=null&&e.hasOwnProperty("graph")&&(i.graph=f.onnx.GraphProto.toObject(e.graph,o)),e.opsetImport&&e.opsetImport.length){i.opsetImport=[];for(var s=0;s<e.opsetImport.length;++s)i.opsetImport[s]=f.onnx.OperatorSetIdProto.toObject(e.opsetImport[s],o)}if(e.metadataProps&&e.metadataProps.length){i.metadataProps=[];for(var s=0;s<e.metadataProps.length;++s)i.metadataProps[s]=f.onnx.StringStringEntryProto.toObject(e.metadataProps[s],o)}if(e.trainingInfo&&e.trainingInfo.length){i.trainingInfo=[];for(var s=0;s<e.trainingInfo.length;++s)i.trainingInfo[s]=f.onnx.TrainingInfoProto.toObject(e.trainingInfo[s],o)}if(e.functions&&e.functions.length){i.functions=[];for(var s=0;s<e.functions.length;++s)i.functions[s]=f.onnx.FunctionProto.toObject(e.functions[s],o)}return i},t.prototype.toJSON=function(){return this.constructor.toObject(this,U.util.toJSONOptions)},t.getTypeUrl=function(e){return e===void 0&&(e="type.googleapis.com"),e+"/onnx.ModelProto"},t}(),r.StringStringEntryProto=function(){function t(n){if(n)for(var e=Object.keys(n),o=0;o<e.length;++o)n[e[o]]!=null&&(this[e[o]]=n[e[o]])}return t.prototype.key="",t.prototype.value="",t.create=function(e){return new t(e)},t.encode=function(e,o){return o||(o=Z.create()),e.key!=null&&Object.hasOwnProperty.call(e,"key")&&o.uint32(10).string(e.key),e.value!=null&&Object.hasOwnProperty.call(e,"value")&&o.uint32(18).string(e.value),o},t.encodeDelimited=function(e,o){return this.encode(e,o).ldelim()},t.decode=function(e,o){e instanceof _||(e=_.create(e));for(var i=o===void 0?e.len:e.pos+o,a=new f.onnx.StringStringEntryProto;e.pos<i;){var s=e.uint32();switch(s>>>3){case 1:{a.key=e.string();break}case 2:{a.value=e.string();break}default:e.skipType(s&7);break}}return a},t.decodeDelimited=function(e){return e instanceof _||(e=new _(e)),this.decode(e,e.uint32())},t.verify=function(e){return typeof e!="object"||e===null?"object expected":e.key!=null&&e.hasOwnProperty("key")&&!h.isString(e.key)?"key: string expected":e.value!=null&&e.hasOwnProperty("value")&&!h.isString(e.value)?"value: string expected":null},t.fromObject=function(e){if(e instanceof f.onnx.StringStringEntryProto)return e;var o=new f.onnx.StringStringEntryProto;return e.key!=null&&(o.key=String(e.key)),e.value!=null&&(o.value=String(e.value)),o},t.toObject=function(e,o){o||(o={});var i={};return o.defaults&&(i.key="",i.value=""),e.key!=null&&e.hasOwnProperty("key")&&(i.key=e.key),e.value!=null&&e.hasOwnProperty("value")&&(i.value=e.value),i},t.prototype.toJSON=function(){return this.constructor.toObject(this,U.util.toJSONOptions)},t.getTypeUrl=function(e){return e===void 0&&(e="type.googleapis.com"),e+"/onnx.StringStringEntryProto"},t}(),r.TensorAnnotation=function(){function t(n){if(this.quantParameterTensorNames=[],n)for(var e=Object.keys(n),o=0;o<e.length;++o)n[e[o]]!=null&&(this[e[o]]=n[e[o]])}return t.prototype.tensorName="",t.prototype.quantParameterTensorNames=h.emptyArray,t.create=function(e){return new t(e)},t.encode=function(e,o){if(o||(o=Z.create()),e.tensorName!=null&&Object.hasOwnProperty.call(e,"tensorName")&&o.uint32(10).string(e.tensorName),e.quantParameterTensorNames!=null&&e.quantParameterTensorNames.length)for(var i=0;i<e.quantParameterTensorNames.length;++i)f.onnx.StringStringEntryProto.encode(e.quantParameterTensorNames[i],o.uint32(18).fork()).ldelim();return o},t.encodeDelimited=function(e,o){return this.encode(e,o).ldelim()},t.decode=function(e,o){e instanceof _||(e=_.create(e));for(var i=o===void 0?e.len:e.pos+o,a=new f.onnx.TensorAnnotation;e.pos<i;){var s=e.uint32();switch(s>>>3){case 1:{a.tensorName=e.string();break}case 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f.onnx.TensorAnnotation;if(e.tensorName!=null&&(o.tensorName=String(e.tensorName)),e.quantParameterTensorNames){if(!Array.isArray(e.quantParameterTensorNames))throw TypeError(".onnx.TensorAnnotation.quantParameterTensorNames: array expected");o.quantParameterTensorNames=[];for(var i=0;i<e.quantParameterTensorNames.length;++i){if(typeof e.quantParameterTensorNames[i]!="object")throw TypeError(".onnx.TensorAnnotation.quantParameterTensorNames: object expected");o.quantParameterTensorNames[i]=f.onnx.StringStringEntryProto.fromObject(e.quantParameterTensorNames[i])}}return o},t.toObject=function(e,o){o||(o={});var i={};if((o.arrays||o.defaults)&&(i.quantParameterTensorNames=[]),o.defaults&&(i.tensorName=""),e.tensorName!=null&&e.hasOwnProperty("tensorName")&&(i.tensorName=e.tensorName),e.quantParameterTensorNames&&e.quantParameterTensorNames.length){i.quantParameterTensorNames=[];for(var a=0;a<e.quantParameterTensorNames.length;++a)i.quantParameterTensorNames[a]=f.onnx.StringStringEntryProto.toObject(e.quantParameterTensorNames[a],o)}return i},t.prototype.toJSON=function(){return this.constructor.toObject(this,U.util.toJSONOptions)},t.getTypeUrl=function(e){return e===void 0&&(e="type.googleapis.com"),e+"/onnx.TensorAnnotation"},t}(),r.GraphProto=function(){function t(n){if(this.node=[],this.initializer=[],this.sparseInitializer=[],this.input=[],this.output=[],this.valueInfo=[],this.quantizationAnnotation=[],n)for(var e=Object.keys(n),o=0;o<e.length;++o)n[e[o]]!=null&&(this[e[o]]=n[e[o]])}return t.prototype.node=h.emptyArray,t.prototype.name="",t.prototype.initializer=h.emptyArray,t.prototype.sparseInitializer=h.emptyArray,t.prototype.docString="",t.prototype.input=h.emptyArray,t.prototype.output=h.emptyArray,t.prototype.valueInfo=h.emptyArray,t.prototype.quantizationAnnotation=h.emptyArray,t.create=function(e){return new t(e)},t.encode=function(e,o){if(o||(o=Z.create()),e.node!=null&&e.node.length)for(var i=0;i<e.node.length;++i)f.onnx.NodeProto.encode(e.node[i],o.uint32(10).fork()).ldelim();if(e.name!=null&&Object.hasOwnProperty.call(e,"name")&&o.uint32(18).string(e.name),e.initializer!=null&&e.initializer.length)for(var i=0;i<e.initializer.length;++i)f.onnx.TensorProto.encode(e.initializer[i],o.uint32(42).fork()).ldelim();if(e.docString!=null&&Object.hasOwnProperty.call(e,"docString")&&o.uint32(82).string(e.docString),e.input!=null&&e.input.length)for(var i=0;i<e.input.length;++i)f.onnx.ValueInfoProto.encode(e.input[i],o.uint32(90).fork()).ldelim();if(e.output!=null&&e.output.length)for(var i=0;i<e.output.length;++i)f.onnx.ValueInfoProto.encode(e.output[i],o.uint32(98).fork()).ldelim();if(e.valueInfo!=null&&e.valueInfo.length)for(var i=0;i<e.valueInfo.length;++i)f.onnx.ValueInfoProto.encode(e.valueInfo[i],o.uint32(106).fork()).ldelim();if(e.quantizationAnnotation!=null&&e.quantizationAnnotation.length)for(var i=0;i<e.quantizationAnnotation.length;++i)f.onnx.TensorAnnotation.encode(e.quantizationAnnotation[i],o.uint32(114).fork()).ldelim();if(e.sparseInitializer!=null&&e.sparseInitializer.length)for(var i=0;i<e.sparseInitializer.length;++i)f.onnx.SparseTensorProto.encode(e.sparseInitializer[i],o.uint32(122).fork()).ldelim();return o},t.encodeDelimited=function(e,o){return this.encode(e,o).ldelim()},t.decode=function(e,o){e instanceof _||(e=_.create(e));for(var i=o===void 0?e.len:e.pos+o,a=new f.onnx.GraphProto;e.pos<i;){var s=e.uint32();switch(s>>>3){case 1:{a.node&&a.node.length||(a.node=[]),a.node.push(f.onnx.NodeProto.decode(e,e.uint32()));break}case 2:{a.name=e.string();break}case 5:{a.initializer&&a.initializer.length||(a.initializer=[]),a.initializer.push(f.onnx.TensorProto.decode(e,e.uint32()));break}case 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i=f.onnx.TensorProto.Segment.verify(e.segment);if(i)return"segment."+i}if(e.floatData!=null&&e.hasOwnProperty("floatData")){if(!Array.isArray(e.floatData))return"floatData: array expected";for(var o=0;o<e.floatData.length;++o)if(typeof e.floatData[o]!="number")return"floatData: number[] expected"}if(e.int32Data!=null&&e.hasOwnProperty("int32Data")){if(!Array.isArray(e.int32Data))return"int32Data: array expected";for(var o=0;o<e.int32Data.length;++o)if(!h.isInteger(e.int32Data[o]))return"int32Data: integer[] expected"}if(e.stringData!=null&&e.hasOwnProperty("stringData")){if(!Array.isArray(e.stringData))return"stringData: array expected";for(var o=0;o<e.stringData.length;++o)if(!(e.stringData[o]&&typeof e.stringData[o].length=="number"||h.isString(e.stringData[o])))return"stringData: buffer[] expected"}if(e.int64Data!=null&&e.hasOwnProperty("int64Data")){if(!Array.isArray(e.int64Data))return"int64Data: array expected";for(var o=0;o<e.int64Data.length;++o)if(!h.isInteger(e.int64Data[o])&&!(e.int64Data[o]&&h.isInteger(e.int64Data[o].low)&&h.isInteger(e.int64Data[o].high)))return"int64Data: integer|Long[] expected"}if(e.name!=null&&e.hasOwnProperty("name")&&!h.isString(e.name))return"name: string expected";if(e.docString!=null&&e.hasOwnProperty("docString")&&!h.isString(e.docString))return"docString: string expected";if(e.rawData!=null&&e.hasOwnProperty("rawData")&&!(e.rawData&&typeof e.rawData.length=="number"||h.isString(e.rawData)))return"rawData: buffer expected";if(e.externalData!=null&&e.hasOwnProperty("externalData")){if(!Array.isArray(e.externalData))return"externalData: array expected";for(var o=0;o<e.externalData.length;++o){var i=f.onnx.StringStringEntryProto.verify(e.externalData[o]);if(i)return"externalData."+i}}if(e.dataLocation!=null&&e.hasOwnProperty("dataLocation"))switch(e.dataLocation){default:return"dataLocation: enum value expected";case 0:case 1:break}if(e.doubleData!=null&&e.hasOwnProperty("doubleData")){if(!Array.isArray(e.doubleData))return"doubleData: array expected";for(var o=0;o<e.doubleData.length;++o)if(typeof e.doubleData[o]!="number")return"doubleData: number[] expected"}if(e.uint64Data!=null&&e.hasOwnProperty("uint64Data")){if(!Array.isArray(e.uint64Data))return"uint64Data: array expected";for(var o=0;o<e.uint64Data.length;++o)if(!h.isInteger(e.uint64Data[o])&&!(e.uint64Data[o]&&h.isInteger(e.uint64Data[o].low)&&h.isInteger(e.uint64Data[o].high)))return"uint64Data: integer|Long[] expected"}return null},t.fromObject=function(e){if(e instanceof f.onnx.TensorProto)return e;var o=new f.onnx.TensorProto;if(e.dims){if(!Array.isArray(e.dims))throw TypeError(".onnx.TensorProto.dims: array expected");o.dims=[];for(var i=0;i<e.dims.length;++i)h.Long?(o.dims[i]=h.Long.fromValue(e.dims[i])).unsigned=!1:typeof e.dims[i]=="string"?o.dims[i]=parseInt(e.dims[i],10):typeof e.dims[i]=="number"?o.dims[i]=e.dims[i]:typeof 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e.stringData[i]=="string"?h.base64.decode(e.stringData[i],o.stringData[i]=h.newBuffer(h.base64.length(e.stringData[i])),0):e.stringData[i].length>=0&&(o.stringData[i]=e.stringData[i])}if(e.int64Data){if(!Array.isArray(e.int64Data))throw TypeError(".onnx.TensorProto.int64Data: array expected");o.int64Data=[];for(var i=0;i<e.int64Data.length;++i)h.Long?(o.int64Data[i]=h.Long.fromValue(e.int64Data[i])).unsigned=!1:typeof e.int64Data[i]=="string"?o.int64Data[i]=parseInt(e.int64Data[i],10):typeof e.int64Data[i]=="number"?o.int64Data[i]=e.int64Data[i]:typeof e.int64Data[i]=="object"&&(o.int64Data[i]=new h.LongBits(e.int64Data[i].low>>>0,e.int64Data[i].high>>>0).toNumber())}if(e.name!=null&&(o.name=String(e.name)),e.docString!=null&&(o.docString=String(e.docString)),e.rawData!=null&&(typeof e.rawData=="string"?h.base64.decode(e.rawData,o.rawData=h.newBuffer(h.base64.length(e.rawData)),0):e.rawData.length>=0&&(o.rawData=e.rawData)),e.externalData){if(!Array.isArray(e.externalData))throw 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0&&(e="type.googleapis.com"),e+"/onnx.FunctionProto"},t}(),r}();Tu.exports=f});function We(r,t){if(!r)throw new Error(typeof t=="string"?t:t())}function fn(r){return new TextDecoder().decode(r)}var j,Le,yi,ot,Jn,nt,lt,I,cn,$e,Ne,Fe,V=y(()=>{"use strict";Mr();j=E(je());Ce();Le=class{static arraysEqual(t,n){if(t.length!==n.length)return!1;for(let e=0;e<t.length;e++)if(t[e]!==n[e])return!1;return!0}},yi=class{static preprocessInputShapes(t,n){let e=t.length===1?[1,t[0]]:t,o=n.length===1?[n[0],1]:n;return[e,o]}static postprocessOutputShape(t,n,e){n===1&&t.splice(t.length-2,1),e===1&&t.pop()}static calcMatMulShape(t,n){return t[1]!==n[0]?void 0:[t[0],n[1]]}},ot=class r{static calcShape(t,n,e=!1){let o=t.length,i=n.length;if(o===0)return n;if(i===0)return t;let a=Math.max(t.length,n.length),s=new Array(a);if(e){if(o<2||i<2)return;let u=yi.calcMatMulShape([t[o-2],t[o-1]],[n[i-2],n[i-1]]);if(u===void 0)return;[s[a-2],s[a-1]]=u}for(let u=e?3:1;u<=a;u++){let 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e=t.length,o=[];for(let i=0;i<e;i++){let a=e-1-i,s=t[a]||1;(n[n.length-1-i]||1)>1&&s===1&&o.unshift(a)}return o}},Jn=class{static getShapeOfGemmResult(t,n,e,o,i){if(t.length!==2||e.length!==2)throw new Error("shape need to be of size 2");let a,s,u;n?(a=t[1],s=t[0]):(a=t[0],s=t[1]);let l=-1;if(o?(u=e[0],l=1):(u=e[1],l=0),e[l]!==s)throw new Error("dimension mismatch");if(a<=0||u<=0||s<=0)throw new Error("invalid shape specified");if(i&&!ot.isValidBroadcast(i,[a,u]))throw new Error("gemm: invalid bias shape for broadcast");return[a,u,s]}},nt=class r{static tensorDataTypeFromProto(t){switch(t){case j.onnx.TensorProto.DataType.INT8:return"int8";case j.onnx.TensorProto.DataType.UINT8:return"uint8";case j.onnx.TensorProto.DataType.BOOL:return"bool";case j.onnx.TensorProto.DataType.INT16:return"int16";case j.onnx.TensorProto.DataType.UINT16:return"uint16";case j.onnx.TensorProto.DataType.INT32:return"int32";case j.onnx.TensorProto.DataType.UINT32:return"uint32";case j.onnx.TensorProto.DataType.FLOAT:return"float32";case j.onnx.TensorProto.DataType.DOUBLE:return"float64";case j.onnx.TensorProto.DataType.STRING:return"string";case j.onnx.TensorProto.DataType.INT64:return"int32";case j.onnx.TensorProto.DataType.UINT64:return"uint32";default:throw new Error(`unsupported data type: ${j.onnx.TensorProto.DataType[t]}`)}}static tensorDataTypeStringToEnum(t){switch(t){case"int8":return j.onnx.TensorProto.DataType.INT8;case"uint8":return j.onnx.TensorProto.DataType.UINT8;case"bool":return j.onnx.TensorProto.DataType.BOOL;case"int16":return j.onnx.TensorProto.DataType.INT16;case"uint16":return j.onnx.TensorProto.DataType.UINT16;case"int32":return j.onnx.TensorProto.DataType.INT32;case"uint32":return j.onnx.TensorProto.DataType.UINT32;case"float32":return j.onnx.TensorProto.DataType.FLOAT;case"float64":return j.onnx.TensorProto.DataType.DOUBLE;case"string":return j.onnx.TensorProto.DataType.STRING;case"int64":return j.onnx.TensorProto.DataType.INT64;case"uint64":return j.onnx.TensorProto.DataType.UINT64;default:throw new Error(`unsupported data type: ${t}`)}}static tensorDimsFromProto(t){return t.map(n=>ge.isLong(n)?n.toNumber():n)}static tensorValueTypeFromProto(t){return{tensorType:r.tensorDataTypeFromProto(t.elemType),shape:{dims:r.tensorDimsFromProto(t.shape.dim.map(n=>n.dimValue))}}}static tensorDimsFromORTFormat(t){let n=[];for(let e=0;e<t.dimsLength();e++)n.push(lt.longToNumber(t.dims(e)));return n}static tensorAttributesFromORTFormat(t){let n=[];for(let e=0;e<t.attributesLength();e++)n.push(t.attributes(e));return n}},lt=class{static longToNumber(t){return ge.isLong(t)?t.toNumber():typeof t=="bigint"?Number(t):t}static isLong(t){return ge.isLong(t)||typeof t=="bigint"}},I=class r{static size(t){return r.getSizeFromDimensionRange(t,0,t.length)}static sizeFromDimension(t,n){if(n<0||n>t.length)throw new Error(`invalid dimension of ${n} for sizeFromDimension as Tensor has ${t.length} dimensions.`);return r.getSizeFromDimensionRange(t,n,t.length)}static sizeToDimension(t,n){if(n<0||n>t.length)throw new Error(`invalid dimension of ${n} for sizeToDimension as Tensor has ${t.length} dimensions.`);return r.getSizeFromDimensionRange(t,0,n)}static getSizeFromDimensionRange(t,n,e){let o=1;for(let i=n;i<e;i++){if(t[i]<=0)throw new Error("cannot get valid size from specified dimension range. Most likely the range contains 0 or negative values in them.");o*=t[i]}return o}static computeStrides(t){let n=t.length;if(n===0)return[];if(n===1)return[1];let e=new Array(n);e[n-1]=1,e[n-2]=t[n-1];for(let o=n-3;o>=0;--o)e[o]=e[o+1]*t[o+1];return e}static transpose(t){return t.slice().reverse()}static indicesToOffset(t,n,e){e===void 0&&(e=t.length);let o=0;for(let i=0;i<e;++i)o+=n[i]*t[i];return o}static offsetToIndices(t,n){let e=n.length;if(e===0)return[];if(e===1)return[t*n[0]];let o=new Array(n.length);for(let i=0;i<o.length-1;++i)o[i]=Math.floor(t/n[i]),t-=o[i]*n[i];return o[o.length-1]=t,o}static normalizeAxis(t,n){if(t<-n&&t>=n)throw new Error("unsupported axis for this operation.");return t<0?t+n:t}static normalizeAxes(t,n){return t.map(e=>this.normalizeAxis(e,n))}static incrementIndex(t,n,e){if(n.length===0||t.length===0)throw new Error("Index incrementing unsupported for scalar Tensor");if(e===void 0)e=n.length;else if(e<=0||e>n.length)throw new Error("Incorrect axis to increment on");for(let o=e-1;o>=0&&(t[o]++,!(t[o]<n[o]));--o)t[o]=0}static calculateReshapedDims(t,n){if(n.length===0){if(t.length===0||r.size(t)===1)return[];throw new Error("cannot reshape to a scalar Tensor")}let e=n.length,o=new Array(e),i=-1,a=1;for(let u=0;u<e;u++){if(n[u]<-1)throw new Error("a dimension in shape hints cannot be less than -1");if(n[u]===-1){if(i!==-1)throw new Error("at most one dimension in shape hints can be -1");i=u}else{if(n[u]===0){if(u>=t.length)throw new Error("the dimension with value zero exceeds the dimension size of the input tensor");o[u]=t[u]}else o[u]=n[u];a*=o[u]}}let s=r.size(t);if(i!==-1){if(s%a!==0)throw new Error(`the input tensor cannot be reshaped to the requested shape. 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different than 1");(n.length===0&&t[o]>1||n.length>0&&!i)&&e.push(t[o])}return e}static unsqueezeShape(t,n){let e=new Array(t.length+n.length);e.fill(0);for(let i=0;i<n.length;i++){let a=r.normalizeAxis(n[i],e.length);if(a>=e.length)throw new Error("'axes' has an out of range axis");if(e[a]!==0)throw new Error("'axes' has a duplicate axis");e[a]=1}let o=0;for(let i=0;i<e.length;i++)e[i]===0&&(e[i]=t[o++]);if(o!==t.length)throw new Error("the unsqueezed dimension could not be established");return e}},cn=class r{static splitShape(t,n,e,o){if(e.length===0){if(!o)throw new Error("need to know number of outputs when the 'split' attribute is not specified");r.determineSplit(t[n],o,e)}let i=[],a=[0];for(let s=0;s<e.length;++s){s!==0&&a.push(a[s-1]+e[s-1]);let u=t.slice();u[n]=e[s],i.push(u)}return[i,a]}static determineSplit(t,n,e){if(t%n!==0)throw new Error("cannot split tensor to equal sized parts");for(let o=0;o<n;++o)e.push(t/n)}},$e=class r{static adjustPoolAttributes(t,n,e,o,i,a){if(!t&&e.length!==n.length-2)throw new Error("length of specified kernel shapes should be 2 less than length of input dimensions");if(t)for(let s=0;s<n.length-2;s++)s>=e.length?e.push(n[s+2]):e[s]=n[s+2];for(let s=0;s<e.length;s++)if(s<o.length){if(o[s]<0)throw new Error("strides should be greater than or equal to 1")}else o.push(1);for(let s=0;s<e.length;s++)if(s<i.length){if(i[s]<0)throw new Error("dilations should be greater than or equal to 1")}else i.push(1);for(let s=0;s<e.length*2;s++)if(s<a.length){if(a[s]<0)throw new Error("pad should be greater than or equal to 1")}else a.push(0);for(let s=0;s<e.length;s++){if(e[s]<=0)throw new Error("kernel shapes need to be greater than 0");if(a[s]>=e[s]||a[s+e.length]>=e[s])throw new Error("pads should be smaller than kernel")}}static adjustPadsBasedOnAutoPad(t,n,e,o,i,a){if(a){if(i.length!==2*(t.length-2))throw new Error("length of pads should be twice the length of data 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$.onnx.TensorProto.DataType.INT32:case $.onnx.TensorProto.DataType.UINT32:return 4;case $.onnx.TensorProto.DataType.INT64:case $.onnx.TensorProto.DataType.DOUBLE:case $.onnx.TensorProto.DataType.UINT64:return 8;default:throw new Error(`cannot calculate sizeof() on type ${$.onnx.TensorProto.DataType[r]}`)}}function ab(r,t){return new(wu(t))(r)}function wu(r){switch(r){case"bool":case"uint8":return Uint8Array;case"int8":return Int8Array;case"int16":return Int16Array;case"uint16":return Uint16Array;case"int32":return Int32Array;case"uint32":return Uint32Array;case"int64":return BigInt64Array;case"float32":return Float32Array;case"float64":return Float64Array;default:throw new Error("unspecified error")}}function Ti(r,t){if(t===$.onnx.TensorProto.DataType.INT64||t===on.TensorDataType.INT64){if(r.greaterThanOrEqual(2147483648)||r.lessThan(-2147483648))throw new TypeError("int64 is not supported")}else if(t===$.onnx.TensorProto.DataType.UINT32||t===on.TensorDataType.UINT32||t===$.onnx.TensorProto.DataType.UINT64||t===on.TensorDataType.UINT64){if(r.greaterThanOrEqual(4294967296)||r.lessThan(0))throw new TypeError("uint64 is not supported")}else throw new TypeError(`not a LONG type: ${$.onnx.TensorProto.DataType[t]}`);return r.toNumber()}function xu(r,t,n){switch(t){case $.onnx.TensorProto.DataType.BOOL:case $.onnx.TensorProto.DataType.UINT8:return r.getUint8(n);case $.onnx.TensorProto.DataType.INT8:return r.getInt8(n);case $.onnx.TensorProto.DataType.UINT16:return r.getUint16(n,!0);case $.onnx.TensorProto.DataType.INT16:return r.getInt16(n,!0);case $.onnx.TensorProto.DataType.FLOAT:return r.getFloat32(n,!0);case $.onnx.TensorProto.DataType.INT32:return r.getInt32(n,!0);case $.onnx.TensorProto.DataType.UINT32:return r.getUint32(n,!0);case $.onnx.TensorProto.DataType.INT64:return Ti(ge.fromBits(r.getUint32(n,!0),r.getUint32(n+4,!0),!1),t);case $.onnx.TensorProto.DataType.DOUBLE:return r.getFloat64(n,!0);case $.onnx.TensorProto.DataType.UINT64:return Ti(ge.fromBits(r.getUint32(n,!0),r.getUint32(n+4,!0),!0),t);default:throw new Error(`cannot read from DataView for type ${$.onnx.TensorProto.DataType[t]}`)}}var vu,$,Y,Ce=y(()=>{"use strict";vu=E(Ma());Mr();an();$=E(je());V();Y=class r{constructor(t,n,e,o,i,a=vu.Guid.create()){this.dims=t;this.type=n;this.dataProvider=e;this.asyncDataProvider=o;this.cache=i;this.dataId=a;this.size=I.validateDimsAndCalcSize(t);let s=this.size,u=e===void 0&&o===void 0&&i===void 0;if(i!==void 0&&i.length!==s)throw new RangeError("Input dims doesn't match data length.");if(n==="string"){if(i!==void 0&&(!Array.isArray(i)||!i.every(l=>typeof l=="string")))throw new TypeError("cache should be a string array");u&&(this.cache=new Array(s))}else{if(i!==void 0){let l=wu(n);if(!(i instanceof l))throw new TypeError(`cache should be type ${l.name}`)}if(u){let l=new ArrayBuffer(s*ib(n));this.cache=ab(l,n)}}}get data(){if(this.cache===void 0){let t=this.dataProvider(this.dataId);if(t.length!==this.size)throw new Error("Length of data provided by the Data Provider is inconsistent with the dims of this Tensor.");this.cache=t}return this.cache}get stringData(){if(this.type!=="string")throw new TypeError("data type is not string");return this.data}get integerData(){switch(this.type){case"uint8":case"int8":case"uint16":case"int16":case"int32":case"uint32":case"bool":return this.data;default:throw new TypeError("data type is not integer (uint8, int8, uint16, int16, int32, uint32, bool)")}}get floatData(){switch(this.type){case"float32":case"float64":return this.data;default:throw new TypeError("data type is not float (float32, float64)")}}get numberData(){if(this.type!=="string")return this.data;throw new TypeError("type cannot be non-number (string)")}get(t){return this.data[I.indicesToOffset(t,this.strides)]}set(t,n){this.data[I.indicesToOffset(t,this.strides)]=n}async getData(){return this.cache===void 0&&(this.cache=await this.asyncDataProvider(this.dataId)),this.cache}get strides(){return this._strides||(this._strides=I.computeStrides(this.dims)),this._strides}static fromProto(t){if(!t)throw new Error("cannot construct Value from an empty tensor");let n=nt.tensorDataTypeFromProto(t.dataType),e=nt.tensorDimsFromProto(t.dims),o=new r(e,n);if(n==="string")t.stringData.forEach((i,a)=>{o.data[a]=fn(i)});else if(t.rawData&&typeof t.rawData.byteLength=="number"&&t.rawData.byteLength>0){let i=o.data,a=new DataView(t.rawData.buffer,t.rawData.byteOffset,t.rawData.byteLength),s=_u(t.dataType),u=t.rawData.byteLength/s;if(t.rawData.byteLength%s!==0)throw new Error("invalid buffer length");if(i.length!==u)throw new Error("buffer length mismatch");for(let l=0;l<u;l++){let c=xu(a,t.dataType,l*s);i[l]=c}}else{let i;switch(t.dataType){case $.onnx.TensorProto.DataType.FLOAT:i=t.floatData;break;case $.onnx.TensorProto.DataType.INT32:case $.onnx.TensorProto.DataType.INT16:case $.onnx.TensorProto.DataType.UINT16:case $.onnx.TensorProto.DataType.INT8:case $.onnx.TensorProto.DataType.UINT8:case $.onnx.TensorProto.DataType.BOOL:i=t.int32Data;break;case $.onnx.TensorProto.DataType.INT64:i=t.int64Data;break;case $.onnx.TensorProto.DataType.DOUBLE:i=t.doubleData;break;case $.onnx.TensorProto.DataType.UINT32:case $.onnx.TensorProto.DataType.UINT64:i=t.uint64Data;break;default:throw new Error("unspecific error")}if(i==null)throw new Error("failed to populate data from a tensorproto value");let a=o.data;if(a.length!==i.length)throw new Error("array length mismatch");for(let s=0;s<i.length;s++){let u=i[s];ge.isLong(u)?a[s]=Ti(u,t.dataType):a[s]=u}}return o}static fromData(t,n,e){return new r(n,e,void 0,void 0,t)}static fromOrtTensor(t){if(!t)throw new Error("cannot construct Value from an empty tensor");let n=nt.tensorDimsFromORTFormat(t),e=nt.tensorDataTypeFromProto(t.dataType()),o=new r(n,e);if(e==="string")for(let i=0;i<t.stringDataLength();i++)o.data[i]=t.stringData(i);else if(t.rawDataArray()&&typeof t.rawDataLength()=="number"&&t.rawDataLength()>0){let i=o.data,a=new DataView(t.rawDataArray().buffer,t.rawDataArray().byteOffset,t.rawDataLength()),s=_u(t.dataType()),u=t.rawDataLength()/s;if(t.rawDataLength()%s!==0)throw new Error("invalid buffer length");if(i.length!==u)throw new Error("buffer length mismatch");for(let l=0;l<u;l++){let c=xu(a,t.dataType(),l*s);i[l]=c}}return o}}});function S(r){return r===1?sb:ub}function Iu(r){let t=S(r);return`${t.version}
+      precision highp float;
+      ${t.attribute} vec3 position;
+      ${t.attribute} vec2 textureCoord;
+
+      ${t.varyingVertex} vec2 TexCoords;
+
+      void main()
+      {
+          gl_Position = vec4(position, 1.0);
+          TexCoords = textureCoord;
+      }`}function Ou(r){let t=S(r);return`${t.version}
+    precision highp float;
+    precision highp int;
+    precision highp sampler2D;
+    ${t.varyingFrag} vec2 TexCoords;
+    ${t.outputDeclaration}
+    const vec2 halfCR = vec2(0.5, 0.5);
+
+    // Custom vector types to handle higher dimenalities.
+    struct ivec5
+    {
+      int x;
+      int y;
+      int z;
+      int w;
+      int u;
+    };
+
+    struct ivec6
+    {
+      int x;
+      int y;
+      int z;
+      int w;
+      int u;
+      int v;
+    };
+
+    int imod(int x, int y) {
+      return x - y * (x / y);
+    }
+
+    `}function Pu(r,t){let n=S(r);return`
+  void main() {
+    int indices[${t}];
+    toVec(TexCoords, indices);
+    vec4 result = vec4(process(indices));
+    ${n.output} = result;
+  }
+  `}var sb,ub,H=y(()=>{"use strict";sb={version:"",attribute:"attribute",varyingVertex:"varying",varyingFrag:"varying",texture2D:"texture2D",output:"gl_FragColor",outputDeclaration:""},ub={version:"#version 300 es",attribute:"in",varyingVertex:"out",varyingFrag:"in",texture2D:"texture",output:"outputColor",outputDeclaration:"out vec4 outputColor;"}});var C=y(()=>{"use strict"});async function _i(r,t=e=>0,n){return new Promise((e,o)=>{let i=0,a=()=>{if(r()){e();return}i++;let s=t(i);if(n!=null&&i>=n){o();return}setTimeout(a,s)};a()})}function Yn(r){return We(typeof r<"u"&&r.length!==0,()=>"empty string found for sampler name"),"get"+r.charAt(0).toUpperCase()+r.slice(1)}function Su(r){return We(typeof r<"u"&&r.length!==0,()=>"empty string found for sampler name"),"get"+r.charAt(0).toUpperCase()+r.slice(1)+"AtOutCoords"}function He(r,t){let n=JSON.parse(JSON.stringify(r));return n=t,n}function qe(r,t){return t.map(n=>r[n]).join(", ")}function it(r){if(r<=1)return"int";if(r===2)return"ivec2";if(r===3)return"ivec3";if(r===4)return"ivec4";if(r===5)return"ivec5";if(r===6)return"ivec6";throw Error(`GPU for rank ${r} is not yet supported`)}function St(r=6){return["x","y","z","w","u","v"].slice(0,r)}var ue=y(()=>{"use strict";V()});function lb(r,t){return St(t).map(n=>`${r}.${n}`)}function Ke(r,t){return t===1?[r]:lb(r,t)}function le(){return`
+    float getChannel(vec4 frag, int dim) {
+      int modCoord = imod(dim, 2);
+      return modCoord == 0 ? frag.r : frag.g;
+    }
+
+    float getChannel(vec4 frag, vec2 innerDims) {
+      vec2 modCoord = mod(innerDims, 2.);
+      return modCoord.x == 0. ?
+        (modCoord.y == 0. ? frag.r : frag.g) :
+        (modCoord.y == 0. ? frag.b : frag.a);
+    }
+  `}var Re=y(()=>{"use strict";ue()});function fb(r,t,n){if(r===0)return"false";if(r===1)return`rc > ${t[0]}`;let e="";for(let o=r-2;o<r;o++)e+=`${n[o]} >= ${t[o-r+2]}`,o<r-1&&(e+="||");return e}function db(r,t){let n=r.length;if(n===0)return"getA(), 0, 0, 0";if(n===1)return`getA(rc),
+            rc + 1 >= ${r[0]} ? 0. : getA(rc + 1),
+            0, 0`;let e="r, c",o="r, cp1",i="rp1, c",a="rp1, cp1",s="";if(n>2)for(let u=0;u<n-2;++u)s=s+`${t[u]},`;return`getA(${s}${e}),
+          rEdge ? 0. : getA(${s}${i}),
+          cEdge ? 0. : getA(${s}${o}),
+          rEdge || cEdge ? 0. : getA(${s}${a})`}function pb(r,t,n,e){return r===0||r===1?"":`
+    int r = ${t[r-2]};
+    int c = ${t[r-1]};
+    int rp1 = ${t[r-2]} + 1;
+    int cp1 = ${t[r-1]} + 1;
+    bool rEdge = rp1 >= ${e};
+    bool cEdge = cp1 >= ${n};
+    `}var Au,cb,Eu,Du=y(()=>{"use strict";H();C();ue();Re();Au={name:"pack",inputNames:["A"],inputTypes:[1]},cb=(r,t)=>{let n=S(r.session.backend.glContext.version),e=t.dims,o=e.length,i=t.dims.length,a=it(i),s=Ke("rc",i),u=pb(i,s,e[e.length-2],e[e.length-1]),l;o===0?l=[1,1]:o===1?l=[e[0],1]:l=[e[i-1],e[i-2]];let c=fb(i,l,s),d=db(e,s),p=`
+        void main() {
+          ${a} rc = getOutputCoords();
+
+          if(${c}) {
+            ${n.output} = vec4(0);
+          } else {
+            ${u}
+
+            ${n.output} = vec4(${d});
+          }
+        }
+      `;return{...Au,hasMain:!0,output:{dims:t.dims,type:t.type,textureType:2},shaderSource:p}},Eu=(r,t)=>({...Au,get:()=>cb(r,t)})});function xi(r){if(r.length===0)return[1,1,1];let t=1;for(let n=0;n<r.length-2;++n)t*=r[n];return[t,r.length>1?r[r.length-2]:1,r[r.length-1]]}function $u(r,t){let n=!1;return r.length===0||t.length===0?n=!0:r.length<2||t.length<2?n=r[r.length-1]===t[t.length-1]:n=r[r.length-1]===t[t.length-1]&&r[r.length-2]===t[t.length-2],n}function bb(r){let t=I.computeStrides(r),n=["b","r","c"],e="index";return`
+    ivec3 inputCoordsFromReshapedOutCoords(int index) {
+      ${t.map((i,a)=>{let s=`int ${n[a]} = ${e} / ${i}`,u=a===t.length-1?`int ${n[a+1]} = ${e} - ${n[a]} * ${i}`:`index -= ${n[a]} * ${i}`;return`${s}; ${u};`}).join("")}
+      return ivec3(b, r, c);
+    }
+  `}function gb(r){let t=I.computeStrides(r);return`
+  int getFlattenedIndex(ivec3 coords) {
+    // reverse y, z order
+    return coords.x * ${t[0]} + coords.z * ${t[1]} + coords.y;
+  }
+`}var hb,mb,Lu,Nu=y(()=>{"use strict";V();H();C();Re();hb=r=>({name:"Reshape (packed)",inputTypes:[2],inputNames:["A"],cacheHint:`${r}`}),mb=(r,t,n,e)=>{let o=t.dims,i=e,a="";for(let l=0;l<4;l++){let c="";switch(l){case 0:c="outputCoords = rc;";break;case 1:c="outputCoords = ivec3(rc.x, rc.y+1, rc.z);";break;case 2:c="outputCoords = ivec3(rc.x, rc.y, rc.z+1);";break;case 3:c="outputCoords = ivec3(rc.x, rc.y+1, rc.z+1);";break;default:throw new Error}a+=`
+        ${c}
+        ${l>0?"if(outputCoords.y < rows && outputCoords.z < cols){":""}
+          int flattenedIndex = getFlattenedIndex(outputCoords);
+
+          ivec3 inputRC = inputCoordsFromReshapedOutCoords(flattenedIndex);
+          vec2 innerDims = vec2(float(inputRC.y),float(inputRC.z));
+
+          result[${l}] = getChannel(getA(inputRC.x, inputRC.y, inputRC.z), innerDims);
+
+        ${l>0?"}":""}
+      `}let s=S(r.session.backend.glContext.version),u=`
+      ${bb(o)}
+      ${gb(i)}
+      ${le()}
+
+      void main() {
+        ivec3 rc = getOutputCoords();
+
+        vec4 result = vec4(0.0);
+
+        ivec3 outputCoords;
+        int rows = ${i[2]};
+        int cols = ${i[1]};
+
+        ${a}
+        ${s.output} = result;
+      }
+    `;return{...n,output:{dims:i,type:t.type,textureType:2},shaderSource:u,hasMain:!0}},Lu=(r,t,n)=>{let e=hb(n);return{...e,get:()=>mb(r,t,e,n)}}});var vi,Fu=y(()=>{"use strict";H();C();vi=(r,t)=>{let n=t.shape,e=S(r.session.backend.glContext.version),o=`
+    const float FLOAT_MAX = 1.70141184e38;
+    const float FLOAT_MIN = 1.17549435e-38;
+
+    bool isNaN(float val) {
+      return (val < 1.0 || 0.0 < val || val == 0.0) ? false : true;
+    }
+
+    highp vec4 encodeAsUint8(highp float v) {
+      if (isNaN(v)) {
+        return vec4(255, 255, 255, 255);
+      }
+
+      highp float av = abs(v);
+
+      if(av < FLOAT_MIN) {
+        return vec4(0.0, 0.0, 0.0, 0.0);
+      } else if(v > FLOAT_MAX) {
+        return vec4(0.0, 0.0, 128.0, 127.0) / 255.0;
+      } else if(v < -FLOAT_MAX) {
+        return vec4(0.0, 0.0,  128.0, 255.0) / 255.0;
+      }
+
+      highp vec4 c = vec4(0,0,0,0);
+
+      highp float e = floor(log2(av));
+      highp float m = exp2(fract(log2(av))) - 1.0;
+
+      c[2] = floor(128.0 * m);
+      m -= c[2] / 128.0;
+      c[1] = floor(32768.0 * m);
+      m -= c[1] / 32768.0;
+      c[0] = floor(8388608.0 * m);
+
+      highp float ebias = e + 127.0;
+      c[3] = floor(ebias / 2.0);
+      ebias -= c[3] * 2.0;
+      c[2] += floor(ebias) * 128.0;
+
+      c[3] += 128.0 * step(0.0, -v);
+
+      return c / 255.0;
+    }
+
+    void main() {
+      float value = ${e.texture2D}(X,TexCoords).r;
+      ${e.output} = encodeAsUint8(value);
+    }`,i={name:"Uint8Encode",inputTypes:[0],inputNames:["X"],output:{dims:n,type:t.tensor.type,textureType:3},shaderSource:o,hasMain:!0};return r.executeProgram(i,[t.tensor])}});function Tb(r,t){if(r===1)return"rc";let n="";for(let e=0;e<r;e++)n+=t[e],e<r-1&&(n+=",");return n}var Cu,yb,Ru,Gu=y(()=>{"use strict";H();C();ue();Re();Cu={name:"unpack",inputNames:["A"],inputTypes:[2]},yb=(r,t)=>{let n=t.dims.length,e=Ke("rc",n),o=e.slice(-2),i=it(n),a=le(),u=t.dims.length===0?"":Tb(n,e),l=n<=1?"rc":`vec2(${o.join(",")})`,c=S(r.session.backend.glContext.version),d=`
+    ${a}
+    void main() {
+      ${i} rc = getOutputCoords();
+
+       // Sample the texture with the coords to get the rgba channel value.
+       vec4 packedInput = getA(${u});
+
+       ${c.output} = vec4(getChannel(packedInput, ${l}), 0, 0, 0);
+     }
+   `;return{...Cu,hasMain:!0,output:{dims:t.dims,type:t.type,textureType:0},shaderSource:d}},Ru=(r,t)=>({...Cu,get:()=>yb(r,t)})});var Qn,dn,tr,pn=y(()=>{"use strict";dt();Qn=class{constructor(t,n=1){if(n===1)this.internalFormat=t.R32F,this.format=t.RED,this.textureType=t.FLOAT,this.channelSize=n;else if(n===4)this.internalFormat=t.RGBA32F,this.format=t.RGBA,this.textureType=t.FLOAT,this.channelSize=n;else throw new Error(`Invalid number of channels: ${n}`)}encode(t,n){let e,o;return t.constructor!==Float32Array&&(B.warning("Encoder","data was not of type Float32; creating new Float32Array"),o=new Float32Array(t)),n*this.channelSize>t.length?(B.warning("Encoder","Source data too small. 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throw new Error(`Invalid number of channels: ${n}`)}encode(t,n){return new Uint8Array(t.buffer,t.byteOffset,t.byteLength)}allocate(t){return new Uint8Array(t*this.channelSize)}decode(t,n){if(t instanceof Uint8Array)return t.subarray(0,n);throw new Error(`Invalid array type: ${t.constructor}`)}}});var hn,ku,wi,Mu=y(()=>{"use strict";V();C();hn=(r,t,n)=>{let e=n===0||n===1?1:4,o=n===2,i=n===1||n===2,a=n===4?t.length-1:void 0,s=n===4?t.map((u,l)=>l===t.length-1?u*4:u):void 0;return wi(r,t,e,s,{isPacked:o,reverseWH:i,breakAxis:a})},ku=(r,t,n)=>{let e=hn(r,t,n);return[e.width,e.height]},wi=(r,t,n=1,e,o)=>{let i=!!(o&&o.isPacked),[a,s]=r.computeTextureWH(i&&e||t,o),u=t.length,l=t.slice(0);if(u===0&&(l=[1]),n===1)e=t;else if(i){if(n!==4)throw new Error("a packed texture must be 4-channel");e=t,u>0&&(l[u-1]=Math.ceil(l[u-1]/2)),u>1&&(l[u-2]=Math.ceil(l[u-2]/2))}else if(!e)throw new Error("Unpacked shape is needed when using channels > 1");return{width:a,height:s,channels:n,isPacked:i,shape:l,strides:I.computeStrides(l),unpackedShape:e,reversedWH:o&&o.reverseWH}}});var xb,er,Bu=y(()=>{"use strict";dt();Ce();V();Du();Nu();Fu();Gu();pn();Mu();C();xb=(r,t)=>{let n=t.map(o=>`${o.unpackedShape.join(",")};${o.width}x${o.height}`).join("_"),e=r.name;return r.cacheHint&&(e+="["+r.cacheHint+"]"),e+=":"+n,e},er=class{constructor(t){this.session=t;this.packedTextureDataCache=new Map,this.unpackedTextureDataCache=new Map}calculateTextureWidthAndHeight(t,n){return ku(this.session.layoutStrategy,t,n)}executeProgram(t,n){if(n.length<t.inputNames.length)throw new Error(`Input size mustn't be less than ${t.inputNames.length}.`);if(t.inputNames.length!==t.inputTypes.length)throw new Error("input names size does not match input types");let e=[];for(let l=0;l<t.inputNames.length;++l)e[l]=this.getOrCreateTextureData(n[l],t.inputTypes[l]);let o=xb(t,e),i=this.session.programManager.getArtifact(o),a=i?i.programInfo:typeof t.get=="function"?t.get():t,s=hn(this.session.layoutStrategy,a.output.dims,a.output.textureType),u=this.createTextureData(s,a.output.type);return i||(i=this.session.programManager.build(a,e,u),this.session.programManager.setArtifact(o,i)),this.runProgram(i,e,u),u}run(t,n){return this.executeProgram(t,n).tensor}runProgram(t,n,e){for(let o=0;o<n.length;++o)if(!!n[o].isPacked!=(t.programInfo.inputTypes[o]===2))throw new Error(`input[${o}] property packed inconsistent`);if(!!e.isPacked!=(t.programInfo.output.textureType===2))throw new Error("output property packed inconsistent");this.session.programManager.run(t,n,e)}getOrCreateTextureData(t,n){let e=this.getTextureData(t.dataId,n===2);if(!e&&(e=this.getTextureData(t.dataId,n!==2),e))return n===2?this.pack(e):this.unpack(e);if(!e){let o=hn(this.session.layoutStrategy,t.dims,n);if(n===4){let s=t.dims;if(s.length===4){let u=[s[0],Math.ceil(s[1]*s[2]*s[3]/4)],l=hn(this.session.layoutStrategy,u,n),c=t.numberData;if(s[1]*s[2]*s[3]%4!==0){let d=s[0],p=s[1]*s[2]*s[3],m=Math.ceil(p*1/4)*4,g=d*m;c=new Float32Array(g);for(let b=0;b<d;++b){let w=b*p,x=b*m+b%1*p;c.set(t.numberData.subarray(w,w+p),x)}}return this.createTextureData(l,t.type,c,t,1)}}if(n===2){let i=wi(this.session.layoutStrategy,t.dims,1,[],{reverseWH:!0}),a=this.createTextureData(i,t.type,t.numberData,t,1);e=this.pack(a)}else e=this.createTextureData(o,t.type,t.numberData,t,1)}return e}createTextureDataFromLayoutBindTensor(t,n,e,o){return this.createTextureData(t,n,e,o,1)}createTextureData(t,n,e,o,i){B.verbose("InferenceHandler",`Creating TextureData: layout:[${JSON.stringify(t)}]`);let a=this.session.textureManager.createTextureFromLayout(n,t,e,i);return this.createTextureDataFromTexture(t,n,a,o)}reshapeUnpacked(t,n){let e=this.getOrCreateTextureData(t,0),o={channels:e.channels,height:e.height,width:e.width,shape:n.length!==0?n:[1],strides:I.computeStrides(n),unpackedShape:n};return this.createTextureDataFromTexture(o,t.type,e.texture).tensor}reshapePacked(t,n){let e=this.getOrCreateTextureData(t,2);if($u(t.dims,n)){let l={channels:e.channels,height:e.height,width:e.width,shape:n.length!==0?n:[1],strides:I.computeStrides(n),unpackedShape:n,isPacked:!0};return this.createTextureDataFromTexture(l,t.type,e.texture).tensor}let o=xi(t.dims),i=xi(n),a=this.reshapePacked(t,o),s=this.run(Lu(this,a,i),[a]);return this.reshapePacked(s,n)}cast(t,n){let e=this.getOrCreateTextureData(t,0);return this.createTextureDataFromTexture(e,n,e.texture).tensor}createTextureDataFromTexture(t,n,e,o,i){let a={...t,tensor:o||new Y(t.unpackedShape,n,s=>this.readTexture(a),async s=>this.readTextureAsync(a),void 0,i),texture:e};return this.setTextureData(a.tensor.dataId,a,t.isPacked),a}getTextureData(t,n=!1){return this.session.isInitializer(t)?this.session.getTextureData(t,n):n?this.packedTextureDataCache.get(t):this.unpackedTextureDataCache.get(t)}setTextureData(t,n,e=!1){this.session.isInitializer(t)?this.session.setTextureData(t,n,e):(e?this.packedTextureDataCache:this.unpackedTextureDataCache).set(t,n)}isTextureLayoutCached(t,n=!1){return!!this.getTextureData(t.dataId,n)}dispose(){this.session.textureManager.clearActiveTextures(),this.packedTextureDataCache.forEach(t=>this.session.textureManager.releaseTexture(t)),this.packedTextureDataCache=new Map,this.unpackedTextureDataCache.forEach(t=>this.session.textureManager.releaseTexture(t)),this.unpackedTextureDataCache=new Map}readTexture(t){return t.isPacked?this.readTexture(this.unpack(t)):this.session.backend.glContext.isFloat32DownloadSupported?this.session.textureManager.readTexture(t,t.tensor.type,t.channels):this.session.textureManager.readUint8TextureAsFloat(vi(this,t))}async readTextureAsync(t){return t.isPacked?this.readTextureAsync(this.unpack(t)):this.session.backend.glContext.isFloat32DownloadSupported?this.session.textureManager.readTextureAsync(t,t.tensor.type,t.channels):this.session.textureManager.readUint8TextureAsFloat(vi(this,t))}pack(t){return this.executeProgram(Eu(this,t.tensor),[t.tensor])}unpack(t){return this.executeProgram(Ru(this,t.tensor),[t.tensor])}}});var Ii,L,tt=y(()=>{"use strict";Ii=class{constructor(t){Object.assign(this,t)}get cacheKey(){return this.key||(this.key=Object.getOwnPropertyNames(this).sort().map(t=>`${this[t]}`).join(";")),this.key}},L=r=>new Ii(r)});var zu,Uu,ju,vb,wb,Wu=y(()=>{"use strict";tt();H();C();zu={name:"BatchNormalization",inputNames:["A","Scale","B","Mean","Variance"],inputTypes:[0,0,0,0,0]},Uu=(r,t,n)=>(wb(t),[r.run({...zu,cacheHint:n.cacheKey,get:()=>vb(r,t,n)},t)]),ju=r=>{let t=r.attributes.getFloat("epsilon",1e-5),n=r.attributes.getFloat("momentum",.9),e=r.attributes.getInt("spatial",1);return L({epsilon:t,momentum:n,spatial:e})},vb=(r,t,n)=>{let e=S(r.session.backend.glContext.version),o=t[0].dims.length,[i,a]=r.calculateTextureWidthAndHeight(t[1].dims,0),s=`
+  float process(int[${o}] indices) {
+    vec2 position = offsetToCoords(indices[1], ${i}, ${a});
+    float scale = getColorAsFloat(${e.texture2D}(Scale, position));
+    float mean = getColorAsFloat(${e.texture2D}(Mean, position));
+    float variance = getColorAsFloat(${e.texture2D}(Variance, position));
+    float b = getColorAsFloat(${e.texture2D}(B, position));
+
+    return scale * ( (_A(indices) - mean) / sqrt(variance + float(${n.epsilon})) ) + b;
+  }`;return{...zu,output:{dims:t[0].dims,type:t[0].type,textureType:0},shaderSource:s}},wb=r=>{if(!r||r.length!==5)throw new Error("BatchNormalization requires 5 inputs.");let t=r[0],n=r[1],e=r[2],o=r[3],i=r[4];if(t.dims.length<3||n.dims.length!==1||e.dims.length!==1||o.dims.length!==1||i.dims.length!==1)throw new Error("invalid input shape.");if(n.dims[0]!==t.dims[1]||e.dims[0]!==t.dims[1]||o.dims[0]!==t.dims[1]||i.dims[0]!==t.dims[1])throw new Error("invalid input shape.");if(t.type!=="float32"&&t.type!=="float64"||n.type!=="float32"&&n.type!=="float64"||e.type!=="float32"&&e.type!=="float64"||o.type!=="float32"&&o.type!=="float64"||i.type!=="float32"&&i.type!=="float64")throw new Error("invalid input tensor types.")}});var nr,yt,v,mn,rr,he=y(()=>{"use strict";nr=class{constructor(t,n,e,o){this.glContext=t;this.programInfo=n;this.inputTextureLayouts=e;this.outputTextureLayout=o}},yt=class{constructor(t){this.context=t}},v=class{constructor(t,n){this.routineBody=t;this.dependencies=n}},mn=class{constructor(t,n,e){this.name=t;e?this.dependencies=e:this.dependencies=[],n&&(this.routineBody=n)}addDependency(t){t&&this.dependencies.push(t)}},rr=class{static returnOrderedNodes(t){if(!t||t.length===0)return[];if(t.length===1)return t;let n=new Set,e=new Set,o=new Array;return this.createOrderedNodes(t,n,e,o),o}static createOrderedNodes(t,n,e,o){for(let i=0;i<t.length;++i)this.dfsTraverse(t[i],n,e,o)}static dfsTraverse(t,n,e,o){if(!t||e.has(t.name))return;if(n.has(t.name))throw new Error("Cyclic dependency detected. Can't topologically sort routines needed for shader.");n.add(t.name);let i=t.dependencies;if(i&&i.length>0)for(let a=0;a<i.length;++a)this.dfsTraverse(i[a],n,e,o);o.push(t),e.add(t.name),n.delete(t.name)}}});function Ob(){let r="add_";return{body:`
+  float ${r}(float a, float b) {
+    return a + b;
+  }
+  vec4 ${r}(vec4 v1, vec4 v2) {
+    return v1 + v2;
+  }
+  `,name:r,type:0}}function Pb(){let r="div_";return{body:`
+  float ${r}(float a, float b) {
+    return a / b;
+  }
+  vec4 ${r}(vec4 v1, vec4 v2) {
+    return v1 / v2;
+  }
+  `,name:r,type:0}}function Sb(){let r="mul_";return{body:`
+  float ${r}(float a, float b) {
+    return a * b;
+  }
+  vec4 ${r}(vec4 v1, vec4 v2) {
+    return v1 * v2;
+  }
+  `,name:r,type:0}}function Ab(){let r="sub_";return{body:`
+  float ${r}(float a, float b) {
+    return a - b;
+  }
+  vec4 ${r}(vec4 v1, vec4 v2) {
+    return v1 - v2;
+  }
+  `,name:r,type:0}}function Eb(){let r="equal_";return{body:`
+  float ${r}(float a, float b) {
+    return float(a == b);
+  }
+  vec4 ${r}(vec4 v1, vec4 v2) {
+    return vec4(equal(v1, v2));
+  }
+  `,name:r,type:0}}function Db(){let r="greater_";return{body:`
+  float ${r}(float a, float b) {
+    return float(a > b);
+  }
+  vec4 ${r}(vec4 v1, vec4 v2) {
+    return vec4( v1.r > v2.r ,
+      v1.g > v2.g,
+      v1.b > v2.b,
+      v1.a > v2.a );
+  }
+  `,name:r,type:0}}function Lb(){let r="less_";return{body:`
+  float ${r}(float a, float b) {
+    return float(a < b);
+  }
+  vec4 ${r}(vec4 v1, vec4 v2) {
+    return vec4( v1.r < v2.r ,
+                v1.g < v2.g,
+                v1.b < v2.b,
+                v1.a < v2.a );
+  }
+  `,name:r,type:0}}function $b(){let r="and_";return{body:`
+  float ${r}(float a, float b) {
+    return float( bool(a) && bool(b) );
+  }
+  vec4 ${r}(vec4 v1, vec4 v2) {
+    bvec4 b1 = bvec4(v1);
+    bvec4 b2 = bvec4(v2);
+    return vec4( b1.r && b2.r ,
+                b1.g && b2.g,
+                b1.b && b2.b,
+                b1.a && b2.a );
+  }
+  `,name:r,type:0}}function Nb(){let r="or_";return{body:`
+  float ${r}(float a, float b) {
+    return float( bool(a) || bool(b) );
+  }
+  vec4 ${r}(vec4 v1, vec4 v2) {
+    bvec4 b1 = bvec4(v1);
+    bvec4 b2 = bvec4(v2);
+    return vec4( b1.r || b2.r ,
+                b1.g || b2.g,
+                b1.b || b2.b,
+                b1.a || b2.a );
+  }
+  `,name:r,type:0}}function Fb(){let r="xor_";return{body:`
+  float ${r}(float a, float b) {
+    return float( bool(a) ^^ bool(b) );
+  }
+  vec4 ${r}(vec4 v1, vec4 v2) {
+    bvec4 b1 = bvec4(v1);
+    bvec4 b2 = bvec4(v2);
+    return vec4( b1.r ^^ b2.r ,
+                b1.g ^^ b2.g,
+                b1.b ^^ b2.b,
+                b1.a ^^ b2.a );
+  }
+  `,name:r,type:0}}function Cb(){return Gb("pow")}function Rb(){let r="prelu_";return{body:`
+  float ${r}(float a, float b) {
+    return a < 0.0 ? a * b: a;
+  }
+  vec4 ${r}(vec4 v1, vec4 v2) {
+    return vec4(
+      v1.r < 0.0 ? v1.r * v2.r: v1.r,
+      v1.g < 0.0 ? v1.g * v2.g: v1.g,
+      v1.b < 0.0 ? v1.b * v2.b: v1.b,
+      v1.a < 0.0 ? v1.a * v2.a: v1.a
+      );
+  }
+  `,name:r,type:0}}function Gb(r){let t=`${r}_`;return{body:`
+  float ${t}(float a, float b) {
+    return ${r}(a, b);
+  }
+  vec4 ${t}(vec4 v1, vec4 v2) {
+    return ${r}(v1, v2);
+  }
+  `,name:t,type:0}}var Tt,kb,Hu,qu,Ku,Xu,Zu,Ju,Yu,Qu,tl,el,nl,rl,ol=y(()=>{"use strict";V();he();H();C();Tt=(r,t,n,e=t[0].type,o)=>{let i=r.session.pack?2:0;return{name:n.name,inputNames:["A","B"],inputTypes:[i,i],cacheHint:o,get:()=>kb(r,t,n,e)}},kb=(r,t,n,e=t[0].type)=>{let o=r.session.pack?2:0,i=!I.areEqual(t[0].dims,t[1].dims),a=t[0].dims,s=r.session.pack;if(i){let c=ot.calcShape(t[0].dims,t[1].dims,!1);if(!c)throw new Error("Can't perform binary op on the given tensors");a=c;let d=a.length,p=t[0].dims.length!==0?t[0].dims.length:1,m=t[1].dims.length!==0?t[1].dims.length:1,g=t[0].dims.length!==0?"bcastIndices_A(indices, aindices);":"aindices[0] = 0;",b=t[1].dims.length!==0?"bcastIndices_B(indices, bindices);":"bindices[0] = 0;",w=S(r.session.backend.glContext.version),x=s?`
+      ${n.body}
+      void main() {
+        vec4 a = getAAtOutCoords();
+        vec4 b = getBAtOutCoords();
+        vec4 result = ${n.name}(a, b);
+        ${w.output} = result;
+      }`:`
+      ${n.body}
+      float process(int indices[${d}]) {
+        int aindices[${p}];
+        int bindices[${m}];
+        ${g}
+        ${b}
+        return ${n.name}(_A(aindices), _B(bindices));
+      }`;return{name:n.name,inputNames:["A","B"],inputTypes:[o,o],output:{dims:a,type:e,textureType:o},shaderSource:x,hasMain:s}}let u=S(r.session.backend.glContext.version),l=`
+    ${n.body}
+    void main() {
+      vec4 v1 = ${u.texture2D}(A, TexCoords);
+      vec4 v2 = ${u.texture2D}(B, TexCoords);
+      vec4 result = ${n.name}(v1, v2);
+      ${u.output} = result;
+    }
+    `;return{name:n.name,inputNames:["A","B"],inputTypes:[o,o],output:{dims:t[0].dims,type:e,textureType:o},shaderSource:l,hasMain:!0}},Hu=(r,t)=>[r.run(Tt(r,t,Ob()),t)],qu=(r,t)=>[r.run(Tt(r,t,$b(),"bool"),t)],Ku=(r,t)=>[r.run(Tt(r,t,Pb()),t)],Xu=(r,t)=>[r.run(Tt(r,t,Eb(),"bool"),t)],Zu=(r,t)=>[r.run(Tt(r,t,Db(),"bool"),t)],Ju=(r,t)=>[r.run(Tt(r,t,Lb(),"bool"),t)],Yu=(r,t)=>[r.run(Tt(r,t,Sb()),t)],Qu=(r,t)=>[r.run(Tt(r,t,Nb(),"bool"),t)],tl=(r,t)=>[r.run(Tt(r,t,Cb()),t)],el=(r,t)=>[r.run(Tt(r,t,Rb()),t)],nl=(r,t)=>[r.run(Tt(r,t,Ab()),t)],rl=(r,t)=>[r.run(Tt(r,t,Fb(),"bool"),t)]});var il,al,Vb,sl=y(()=>{"use strict";V();il=(r,t,n)=>(Vb(t),[r.cast(t[0],n)]),al=r=>nt.tensorDataTypeFromProto(r.attributes.getInt("to")),Vb=r=>{if(!r||r.length!==1)throw new Error("Cast requires 1 input.");if(r[0].type==="string")throw new Error("Invalid input type.")}});var Bb,zb,ul,or,ll=y(()=>{"use strict";H();C();ue();Re();Bb=(r,t)=>({name:"Concat (packed)",inputNames:Array.from({length:r},(n,e)=>`X${e}`),inputTypes:Array(r).fill(2),cacheHint:t}),zb=(r,t,n,e)=>{let o=n[0].dims.slice();if(e>=o.length||e<-1*o.length)throw new Error("axis specified for concat doesn't match input dimensionality");e<0&&(e=o.length+e);let i=o.slice(0);for(let F=1;F<n.length;F++){let xt=n[F].dims.slice();for(let At=0;At<o.length;At++)if(At===e)i[e]+=xt[At];else if(o[At]!==xt[At])throw new Error("non concat dimensions must match")}let a=i.length,s=Ke("coords",a),u=it(a),l=le(),c=n.map(F=>F.dims),d=St(a),p=new Array(c.length-1);p[0]=c[0][e];for(let F=1;F<p.length;F++)p[F]=p[F-1]+c[F][e];let m=d[e],g=d.slice(-2),b=d.join(),w=`if (${m} < ${p[0]}) {
+        return getChannel(
+            getX0(${b}), vec2(${g.join()}));
+        }`;for(let F=1;F<p.length;F++){let xt=p[F-1];w+=`
+            if (${m} < ${p[F]}  && ${m} >= ${p[F-1]}) {
+              return getChannel(
+                getX${F}(${or(d,m,xt)}),
+                vec2(${or(g,m,xt)}));
+            }`}let x=p.length,A=p[p.length-1];w+=`
+            return getChannel(
+              getX${x}(${or(d,m,A)}),
+              vec2(${or(g,m,A)}));`;let D=S(r.session.backend.glContext.version),q=`
+          ${l}
+          float getValue(${d.map(F=>"int "+F)}) {
+            ${w}
+          }
+
+          void main() {
+            ${u} coords = getOutputCoords();
+            int lastDim = coords.${d[a-1]};
+            coords.${d[a-1]} = coords.${d[a-2]};
+            coords.${d[a-2]} = lastDim;
+
+            vec4 result = vec4(getValue(${s}), 0., 0., 0.);
+
+            ${s[a-1]} = ${s[a-1]} + 1;
+            if (${s[a-1]} < ${i[a-1]}) {
+              result.g = getValue(${s});
+            }
+
+            ${s[a-2]} = ${s[a-2]} + 1;
+            if (${s[a-2]} < ${i[a-2]}) {
+              result.a = getValue(${s});
+            }
+
+            ${s[a-1]} = ${s[a-1]} - 1;
+            if (${s[a-2]} < ${i[a-2]} &&
+                ${s[a-1]} < ${i[a-1]}) {
+              result.b = getValue(${s});
+            }
+            ${D.output} = result;
+          }
+        `;return{...t,output:{dims:i,type:n[0].type,textureType:2},shaderSource:q,hasMain:!0}},ul=(r,t,n)=>{let e=Bb(t.length,n.cacheKey);return{...e,get:()=>zb(r,e,t,n.axis)}},or=(r,t,n)=>{let e=r.indexOf(t);return r.map((i,a)=>a===e?`${i} - ${n}`:i).join()}});var cl,Ub,jb,Wb,fl,Hb,qb,Kb,dl,Xb,pl=y(()=>{"use strict";tt();C();ll();cl=(r,t,n)=>(Xb(t),r.session.pack&&t[0].dims.length>1?[r.run(ul(r,t,n),t)]:[r.run(Wb(r,t,n),t)]),Ub=(r,t)=>({name:"Concat",inputNames:Array.from({length:r},(n,e)=>`X${e}`),inputTypes:Array(r).fill(0),cacheHint:t}),jb=(r,t,n,e)=>{let o=n[0].dims.slice();if(e>=o.length||e<-1*o.length)throw new Error("axis specified for concat doesn't match input dimensionality");e<0&&(e=o.length+e);let i=o.slice(0);for(let m=1;m<n.length;m++){let g=n[m].dims.slice();for(let b=0;b<o.length;b++)if(b===e)i[e]+=g[b];else if(o[b]!==g[b])throw new Error("non concat dimensions must match")}let a=i.length,s=new Array(n.length),u=0;for(let m=0;m<s.length;++m)u+=n[m].dims[e],s[m]=u;let l="";n.length<5?l=fl(s):l=Hb(s);let c=qb(n.length,a),d=Kb(s),p=`
+        ${c}
+        ${d}
+        ${l}
+        float process(int indices[${a}]) {
+          int textureIndex = getTextureWhereDataResides (indices[${e}]);
+
+          if(textureIndex != 0) {
+            indices[${e}] = indices[${e}] - int(getSizeInConcatAxisValueFromIndex(textureIndex-int(1)));
+          }
+
+          return fetchDataFromCorrectTexture(textureIndex, indices);
+        }`;return{...t,output:{dims:i,type:n[0].type,textureType:0},shaderSource:p}},Wb=(r,t,n)=>{let e=Ub(t.length,n.cacheKey);return{...e,get:()=>jb(r,e,t,n.axis)}},fl=r=>`int getTextureWhereDataResides(int index) {
+      ${r.map((n,e)=>`if(index<${n}) {return ${e};}
+`).join("")}
+    }`,Hb=r=>fl(r),qb=(r,t)=>{let n=[`float fetchDataFromCorrectTexture(int textureIndex, int indices[${t}]) {`];for(let e=0;e<r;++e)e===0?n.push(`	if (textureIndex == ${e}) { return _X${e}(indices); }`):e===r-1?n.push(`	else { return _X${e}(indices); }`):n.push(`	else if (textureIndex == ${e}) { return _X${e}(indices); }`);return n.push("	}"),n.join(`
+`)},Kb=r=>{let t=["int getSizeInConcatAxisValueFromIndex(int index) {"];for(let n=0;n<r.length;++n)n===0?t.push(`	if (index == ${n}) { return ${r[n]}; }`):n===r.length-1?t.push(`	else { return ${r[n]}; }`):t.push(`	else if (index == ${n}) { return ${r[n]}; }`);return t.push("	}"),t.join(`
+`)},dl=r=>L({axis:r.attributes.getInt("axis")}),Xb=r=>{if(!r||r.length<1)throw new Error("too few inputs");let t=r[0].type,n=r[0].dims.length;if(t==="string")throw new Error("string tensor is not supported yet");for(let e of r){if(e.type!==t)throw new Error("input tensors should be one type");if(e.dims.length!==n)throw new Error("input tensors should have the same shape")}}});function Zb(){return _t("abs")}function Jb(){return _t("acos")}function Yb(){return _t("asin")}function Qb(){return _t("atan")}function tg(){return _t("ceil")}function eg(){return _t("cos")}function ng(r){let t="elu";return{body:`
+  const float alpha = float(${r});
+
+  float ${t}_(float a) {
+    return a >= 0.0 ? a: (exp(a) - 1.0) * alpha;
+  }
+  vec4 ${t}_(vec4 v) {
+    return vec4(${t}_(v.x), ${t}_(v.y), ${t}_(v.z), ${t}_(v.w));
+  }
+  `,name:t,type:0}}function rg(){return _t("exp")}function og(){return _t("floor")}function Oi(r,t){let n="clip";return{body:`
+  const float min = float(${r});
+  const float max = float(${t});
+
+  float ${n}_(float a) {
+    return clamp(a, min, max);
+  }
+  vec4 ${n}_(vec4 v) {
+    return clamp(v, min, max);
+  }
+  `,name:n,type:0}}function ig(){let r="indentity";return{body:`
+  float ${r}_(float a) {
+    return a;
+  }
+  vec4 ${r}_(vec4 v) {
+    return v;
+  }
+  `,name:r,type:0}}function ag(r){let t="leakyRelu";return{body:`
+  const float alpha = float(${r});
+
+  float ${t}_(float a) {
+    return a < 0.0 ? a * alpha : a;
+  }
+  vec4 ${t}_(vec4 v) {
+    return vec4(${t}_(v.x), ${t}_(v.y), ${t}_(v.z), ${t}_(v.w));
+  }
+  `,name:t,type:0}}function sg(){return _t("log")}function ug(){let r="neg";return{body:`
+  float ${r}_(float a) {
+    return -a;
+  }
+  vec4 ${r}_(vec4 v) {
+    return -v;
+  }
+  `,name:r,type:0}}function lg(){let r="not";return{body:`
+  float ${r}_(float a) {
+    return float( ! bool(a) );
+  }
+  bool ${r}_(bool a) {
+    return !a;
+  }
+  vec4 ${r}_(vec4 v) {
+    return vec4(!bool(v.x), !bool(v.y), !bool(v.z), !bool(v.w));
+  }
+  bvec4 ${r}_(bvec4 v) {
+    return bvec4(!v.x, !v.y, !v.z, !v.w);
+  }
+  `,name:r,type:0}}function cg(){return _t("sin")}function Pi(){let r="relu";return{body:`
+  float ${r}_(float a) {
+    return max( a, 0.0 );
+  }
+  vec4 ${r}_(vec4 v) {
+    return max( v, 0.0 );
+  }
+  `,name:r,type:0}}function Si(){let r="sigmoid";return{body:`
+  float ${r}_(float a) {
+    return 1.0 / (1.0 + exp(-a));
+  }
+  vec4 ${r}_(vec4 v) {
+    return 1.0 / (1.0 + exp(-v));
+  }
+  `,name:r,type:0}}function fg(){return _t("sqrt")}function dg(){return _t("tan")}function pg(){let r="tanh";return{body:`
+  float ${r}_(float a) {
+    a = clamp(a, -10., 10.);
+    a = exp(2.*a);
+    return (a - 1.) / (a + 1.);
+  }
+  vec4 ${r}_(vec4 v) {
+    v = clamp(v, -10., 10.);
+    v = exp(2.*v);
+    return (v - 1.) / (v + 1.);
+  }
+  `,name:r,type:0}}function _t(r){return{body:`
+  float ${r}_(float a) {
+    return ${r}(a);
+  }
+  vec4 ${r}_(vec4 v) {
+    return ${r}(v);
+  }
+  `,name:r,type:0}}var hg,J,hl,ml,bl,gl,Ai,yl,Tl,mg,_l,xl,vl,wl,Il,Ol,Ei,Pl,Sl,Al,El,Dl,Ll,$l,Nl,Fl,Cl,Rl,Di=y(()=>{"use strict";tt();V();he();H();C();hg=(r,t,n,e)=>{let o=r.session.pack?2:0,i=S(r.session.backend.glContext.version);return{...t,output:{dims:n.dims,type:n.type,textureType:o},shaderSource:`
+     ${e.body}
+     void main() {
+       vec4 v = ${i.texture2D}(A, TexCoords);
+       v = ${e.name}_(v);
+       ${i.output} = v;
+     }
+     `,hasMain:!0}},J=(r,t,n,e)=>{let o=r.session.pack?2:0,i={name:n.name,inputTypes:[o],inputNames:["A"],cacheHint:e};return{...i,get:()=>hg(r,i,t,n)}},hl=(r,t)=>[r.run(J(r,t[0],Zb()),t)],ml=(r,t)=>[r.run(J(r,t[0],Jb()),t)],bl=(r,t)=>[r.run(J(r,t[0],Yb()),t)],gl=(r,t)=>[r.run(J(r,t[0],Qb()),t)],Ai=(r,t,n)=>[r.run(J(r,t[0],Oi(n.min,n.max),n.cacheKey),t)],yl=r=>L({min:r.attributes.getFloat("min",Ne),max:r.attributes.getFloat("max",Fe)}),Tl=(r,t)=>{let n=mg(r,t);return Ai(r,[t[0]],n)},mg=(r,t)=>{if(t.length>=3&&(!r.session.isInitializer(t[1].dataId)||!r.session.isInitializer(t[2].dataId)))throw new Error("dynamic clip attributes are not allowed");let n=t.length>=3?t[1].numberData[0]:Ne,e=t.length>=3?t[2].numberData[0]:Fe;return L({min:n,max:e})},_l=(r,t)=>[r.run(J(r,t[0],tg()),t)],xl=(r,t)=>[r.run(J(r,t[0],eg()),t)],vl=(r,t,n)=>[r.run(J(r,t[0],ng(n.alpha),n.cacheKey),t)],wl=r=>L({alpha:r.attributes.getFloat("alpha",1)}),Il=(r,t)=>[r.run(J(r,t[0],rg()),t)],Ol=(r,t)=>[r.run(J(r,t[0],og()),t)],Ei=(r,t)=>[r.run(J(r,t[0],ig()),t)],Pl=(r,t,n)=>[r.run(J(r,t[0],ag(n.alpha),n.cacheKey),t)],Sl=r=>L({alpha:r.attributes.getFloat("alpha",.01)}),Al=(r,t)=>[r.run(J(r,t[0],sg()),t)],El=(r,t)=>[r.run(J(r,t[0],ug()),t)],Dl=(r,t)=>[r.run(J(r,t[0],lg()),t)],Ll=(r,t)=>[r.run(J(r,t[0],Pi()),t)],$l=(r,t)=>[r.run(J(r,t[0],Si()),t)],Nl=(r,t)=>[r.run(J(r,t[0],cg()),t)],Fl=(r,t)=>[r.run(J(r,t[0],fg()),t)],Cl=(r,t)=>[r.run(J(r,t[0],dg()),t)],Rl=(r,t)=>[r.run(J(r,t[0],pg()),t)]});function ce(r){let t;switch(r.activation){case"Relu":t=Pi();break;case"Sigmoid":t=Si();break;case"Clip":t=Oi(r.clipMin,r.clipMax);break;default:return{activationFunction:"",applyActivation:""}}let n=t.name,e=t.body,o=`value = ${n}_(value);`;return{activationFunction:e,applyActivation:o}}var Xe,Ge=y(()=>{"use strict";V();Di();Xe=r=>{let t=r.getString("activation","");if(t==="Clip"){let[n,e]=r.getFloats("activation_params",[Ne,Fe]);return{activation:t,clipMax:e,clipMin:n,activationCacheKey:`${t}:${n},${e}`}}return{activation:t,activationCacheKey:t}}});var gg,yg,Gl,kl=y(()=>{"use strict";dt();H();C();ir();Ge();gg=(r,t)=>({name:"GroupedConv",inputNames:r?["X","W","Bias"]:["X","W"],inputTypes:r?[0,0,0]:[0,0],cacheHint:t}),yg=(r,t,n,e)=>{let i=t.length>2?"value += getBias(output_channel);":"",a=t[0].dims.slice(),s=t[1].dims.slice(),u=s[0]/e.group;B.verbose("GroupedConv",`autpPad:${e.autoPad}, dilations:${e.dilations}, group:${e.group}, kernelShape:${e.kernelShape}, pads:${e.pads}, strides:${e.strides}`);let l=Ze(a,s,e.dilations,e.pads,e.strides),c=S(r.session.backend.glContext.version),{activationFunction:d,applyActivation:p}=ce(e),m=`
+  const ivec2 strides = ivec2(${e.strides[0]}, ${e.strides[1]});
+  const ivec2 pads = ivec2(${e.pads[0]}, ${e.pads[1]});
+  ${d}
+  void main() {
+    ivec4 coords = getOutputCoords();
+    int batch = coords.x;
+    int output_channel = coords.y;
+    ivec2 xRCCorner = coords.zw * strides - pads;
+    int group_id = output_channel / ${u};
+
+    float value = 0.0;
+    for (int wInChannel = 0; wInChannel < ${s[1]}; wInChannel++) {
+      int input_channel = group_id * ${s[1]} + wInChannel;
+      for (int wHeight = 0; wHeight < ${s[2]}; wHeight++) {
+        int xHeight = xRCCorner.x + wHeight * ${e.dilations[0]};
+
+        if (xHeight < 0 || xHeight >= ${a[2]}) {
+          continue;
+        }
+
+        for (int wWidth = 0; wWidth < ${s[3]}; wWidth++) {
+          int xWidth = xRCCorner.y + wWidth * ${e.dilations[1]};
+          if (xWidth < 0 || xWidth >= ${a[3]}) {
+            continue;
+          }
+
+          float xVal = getX(batch, input_channel, xWidth, xHeight);
+          float wVal = getW(output_channel, wInChannel, wWidth, wHeight);
+          value += xVal*wVal;
+        }
+      }
+    }
+    ${i}
+    ${p}
+    ${c.output} = vec4(value, .0, .0, .0);
+  }
+`;return{...n,output:{dims:l,type:t[0].type,textureType:0},shaderSource:m,hasMain:!0}},Gl=(r,t,n)=>{let e=gg(t.length>2,n.cacheKey);return{...e,get:()=>yg(r,t,e,n)}}});var Tg,_g,Ml,Vl=y(()=>{"use strict";H();C();Re();Tg=r=>({name:"Im2Col (packed)",inputNames:["A"],inputTypes:[2],cacheHint:r}),_g=(r,t,n,e,o,i)=>{let a=n.dims,s=e.dims,u=2,l=3,c=o.length,d=[s[1]*s[2]*s[3],o[2]*o[3]],p=s[2]*s[3],m=le(),g=S(r.session.backend.glContext.version),b="";for(let x=0;x<=1;x++)for(let A=0;A<=1;A++)b+=`
+            blockIndex = rc.x + ${A};
+            pos = rc.y + ${x};
+
+            if(blockIndex < ${d[1]} && pos < ${d[0]}) {
+              offsetY = int(blockIndex / (${o[c-1]})) * ${i.strides[0]} -
+                ${i.pads[0]};
+              d0 = offsetY + ${i.dilations[0]} * (imod(pos, ${p}) / ${s[2]});
+
+              if(d0 < ${a[u]} && d0 >= 0) {
+                offsetX = imod(blockIndex, ${o[c-1]}) * ${i.strides[1]} -
+                  ${i.pads[1]};
+                d1 = offsetX + ${i.dilations[1]} * imod(imod(pos, ${p}), ${s[2]});
+
+                if(d1 < ${a[l]} && d1 >= 0) {
+
+                  ch = int(float(pos)/ ${p}.);
+                    innerDims = vec2(d0, d1);
+                    result[${x*2+A}] = getChannel(
+                      getA(0, ch, int(innerDims.x),
+                      int(innerDims.y)), innerDims);
+                }
+              }
+            }
+
+          `;let w=`
+      ${m}
+
+      void main() {
+        ivec2 rc = getOutputCoords();
+          vec4 result = vec4(0.0);
+          int blockIndex, pos, offsetY, d0, offsetX, d1, ch;
+          vec2 innerDims;
+          ${b}
+          ${g.output} = result;
+      }
+            `;return{...t,output:{dims:d,type:n.type,textureType:2},shaderSource:w,hasMain:!0}},Ml=(r,t,n,e,o)=>{let i=Tg(o.cacheKey);return{...i,get:()=>_g(r,i,t,n,e,o)}}});function vg(r,t,n){let e=t[0].dims,o=t[1].dims,i=ot.calcShape(e,o,!0);if(!i)throw new Error("Can't use matmul on the given tensors");let a=it(i.length),s=St(),{activationFunction:u,applyActivation:l}=ce(n),c=t.length>2,d=c?"value += getBiasForMatmul();":"",p=c?`${$i(a,s,t[2].dims,i,!1)}`:"",m=i.length,g=e.length,b=o.length,w=e[e.length-1],x=`
+    ${u}
+    ${p}
+    float process(int indices[${m}]) {
+        int a[${g}];
+        int b[${b}];
+        bcastMatmulIndices_A(indices, a);
+        bcastMatmulIndices_B(indices, b);
+
+        float value;
+        for (int k=0; k<${w}; ++k) {
+            a[${g-1}] = k;
+            b[${b-2}] = k;
+            value += _A(a) * _B(b);
+        }
+        ${d}
+        ${l}
+        return value;
+    }`;return{...r,output:{dims:i,type:t[0].type,textureType:0},shaderSource:x}}function Li(r,t){let n=xg(r.length>2,t.activationCacheKey);return{...n,get:()=>vg(n,r,t)}}function $i(r,t,n,e,o){let i="",a=n.length,s=e.length,u=s-a;s<2&&a>0?i="coords":i=n.map((b,w)=>`coords.${t[w+u]}`).join(", ");let c=ot.getBroadcastDims(n,e).map(b=>`coords.${t[b+u]} = 0;`).join(`
+`),p=I.size(n)===1,m="vec4(outputValue.xx, outputValue.yy)";return p&&(m="vec4(outputValue.x)"),o?`
+vec4 getBiasForMatmul() {
+  ${r} coords = getOutputCoords();
+  ${c}
+  vec4 outputValue = getBias(${i});
+  return ${m};
+}`:`
+float getBiasForMatmul() {
+  ${r} coords = getOutputCoords();
+  ${c}
+  return getBias(coords.x);
+}`}var Bl,zl,xg,wg,ar=y(()=>{"use strict";V();C();ue();Ge();Ni();Bl=(r,t,n)=>(wg(t),r.session.pack?[r.run(sr(r,t,n),t)]:[r.run(Li(t,n),t)]),zl=r=>Xe(r.attributes),xg=(r,t)=>({name:"MatMul",inputNames:r?["A","B","Bias"]:["A","B"],inputTypes:r?[0,0,0]:[0,0],cacheHint:t});wg=r=>{if(!r||r.length!==2)throw new Error("MatMul requires 2 inputs.");if(r[0].dims[r[0].dims.length-1]!==r[1].dims[r[1].dims.length-2])throw new Error("shared dimension does not match.");if(r[0].type!=="float32"&&r[0].type!=="float64"||r[1].type!=="float32"&&r[1].type!=="float64")throw new Error("inputs should be float type");if(r[0].type!==r[1].type)throw new Error("inputs types should match")}});function Pg(r,t,n,e){let o=[],i=[],a=n[0].dims,s=n[1].dims,u=a.length,l=s.length,c=e.length,d=c-u,p=c-l;o=a.map((D,q)=>`coords.${t[q+d]}`),o[u-1]="i*2",o.join(", "),i=s.map((D,q)=>`coords.${t[q+p]}`),i[l-2]="i*2",i.join(", ");let m=ot.getBroadcastDims(a,e),g=ot.getBroadcastDims(s,e),b=m.map(D=>`coords.${t[D+d]} = 0;`).join(`
+`),w=g.map(D=>`coords.${t[D+p]} = 0;`).join(`
+`),x=`int lastDim = coords.${t[c-1]};
+  coords.${t[c-1]} = coords.${t[c-2]};
+  coords.${t[c-2]} = lastDim;`;return`
+vec4 getAAtOutCoordsMatmul(int i) {
+  ${r} coords = getOutputCoords();
+  ${x}
+  ${b}
+  vec4 outputValue = getA(${o});
+  return outputValue;
+}
+
+vec4 getBAtOutCoordsMatmul(int i) {
+  ${r} coords = getOutputCoords();
+  ${x}
+  ${w}
+  vec4 outputValue = getB(${i});
+  return outputValue;
+}`}function Sg(r,t){let n="";for(let e=0;e<t-2;e++)n+=`rc.${r[e]}, `;return n+=`rc.${r[t-2]}, i*2`,n}function Ag(r,t){let n="";for(let e=0;e<t-2;e++)n+=`rc.${r[e]}, `;return n+=`i*2, rc.${r[t-1]}`,n}var Ig,Og,sr,Ni=y(()=>{"use strict";V();H();C();ue();Ge();ar();Ig=(r,t)=>({name:"MatMul (packed)",inputNames:r?["A","B","Bias"]:["A","B"],inputTypes:r?[2,2,2]:[2,2],cacheHint:t}),Og=(r,t,n,e)=>{let o=n.length>2,i=o?"value += getBiasForMatmul();":"",a=n[0].dims,s=n[1].dims,u=ot.calcShape(a,s,!0),l=!I.areEqual(n[0].dims,n[1].dims);if(!u)throw new Error("Can't use matmul on the given tensors");let c=a[a.length-1],d=Math.ceil(c/2),p=a.length,m=s.length,g=S(r.session.backend.glContext.version),b=it(u.length),w=u.length,x=St(),{activationFunction:A,applyActivation:D}=ce(e),q=o?`${$i(b,x,n[2].dims,u,!0)}`:"",F=l?`${Pg(b,x,n,u)}`:"",xt=l?"getAAtOutCoordsMatmul(i)":`getA(${Sg(x,p)})`,At=l?"getBAtOutCoordsMatmul(i)":`getB(${Ag(x,m)})`,Ie=l?"":`${b} rc =
+          getOutputCoords(); int lastDim = rc.${x[w-1]}; rc.${x[w-1]} =
+          rc.${x[w-2]}; rc.${x[w-2]} = lastDim;
+      `,Ve=`
+            ${F}
+            ${q}
+            ${A}
+            void main() {
+              ${Ie}
+
+              vec4 value = vec4(0);
+              for (int i = 0; i < ${d}; i++) {
+                vec4 a = ${xt};
+                vec4 b = ${At};
+
+                value += (a.rrbb * b.rgrg);
+                value += (a.ggaa * b.baba);
+              }
+              ${i}
+              ${D}
+              ${g.output} = value;
+            }`;return{...t,output:{dims:u,type:n[0].type,textureType:2},shaderSource:Ve,hasMain:!0}},sr=(r,t,n)=>{let e=Ig(t.length>2,n.activationCacheKey);return{...e,get:()=>Og(r,e,t,n)}}});var Ul,jl=y(()=>{"use strict";ir();Vl();Ni();Ul=(r,t,n)=>{let e=t[0].dims,o=t[1].dims,i=Ze(e,o,n.dilations,n.pads,n.strides),a=r.run(Ml(r,t[0],t[1],i,n),[t[0]]),s=r.reshapePacked(t[1],[o[0],o[1]*o[2]*o[3]]),u=t.length===3?[s,a,t[2]]:[s,a],l=r.run(sr(r,u,n),u);return r.reshapePacked(l,i)}});var Eg,Dg,Wl,Fi,Ci=y(()=>{"use strict";C();Eg=r=>({name:"Im2Col",inputNames:["X"],inputTypes:[0],cacheHint:r}),Dg=(r,t,n,e,o,i)=>{let a=n.dims,s=e.dims,u=o.length,l=Fi(a,s,o,4),c=`
+        const int XC = ${a[1]};
+        const int XH = ${a[2]};
+        const int XW = ${a[3]};
+        const int KH = ${i.kernelShape[0]};
+        const int KW = ${i.kernelShape[1]};
+        const int dilationH = ${i.dilations[0]};
+        const int dilationW = ${i.dilations[1]};
+        const int strideH = ${i.strides[0]};
+        const int strideW = ${i.strides[1]};
+        const int padH = ${i.pads[0]};
+        const int padW = ${i.pads[1]};
+        const int KHKW = KH*KW;
+        const int XCKHKW = XC * KHKW;
+        const int outputChannels = 4;
+        vec4 process(int indices[${u}]) {
+          int b  = indices[0]; // batch size
+          int oh = indices[1] * strideH - padH; //output height
+          int ow = indices[2] * strideW - padW; //output width
+          int p = indices[3] * outputChannels; //patch
+          vec4 value = vec4(0.0);
+          for(int i=0; i < outputChannels; ++i) {
+            if(p < XCKHKW) {
+              int patchC = p / KHKW;
+              int patchH = (p - patchC*KHKW) / KW;
+              int patchW = (p - patchC*KHKW) - patchH * KW;
+              int xh2 = oh + patchH * dilationH;
+              int xw2 = ow + patchW * dilationW;
+              int x[${a.length}];
+              x[0] = b;
+              x[1] = patchC;
+              x[2] = xh2;
+              x[3] = xw2;
+              if(xh2 >= 0 &&
+                  xh2 < XH &&
+                  xw2 >= 0 &&
+                  xw2 < XW) {
+                value[i] = _X(x);
+              }
+            }
+            ++p;
+          }
+          return value;
+        }
+        `;return{...t,output:{dims:l,type:n.type,textureType:4},shaderSource:c}},Wl=(r,t,n,e,o)=>{let i=Eg(o.cacheKey);return{...i,get:()=>Dg(r,i,t,n,e,o)}},Fi=(r,t,n,e=4)=>[n[0],n[2],n[3],Math.ceil(r[1]*t[2]*t[3]/e)]});var Lg,$g,Hl,ql=y(()=>{"use strict";V();H();C();Ge();Ci();Lg=(r,t)=>({name:"ConvDotProduct",inputNames:r?["Im2Col","K","B"]:["Im2Col","K"],inputTypes:r?[0,4,0]:[0,4],cacheKey:t.activationCacheKey}),$g=(r,t,n,e,o)=>{let i=n[0].dims,a=n[1].dims,s=[a[0],Math.ceil(i[1]*a[2]*a[3]/4)],u=Fi(i,a,e),[l,c]=r.calculateTextureWidthAndHeight(s,4),d=I.computeStrides(u),[p,m]=r.calculateTextureWidthAndHeight(u,4),g=e.length,b=n.length<3?"0.0":"_B(b)",w=Math.ceil(i[1]*a[2]*a[3]/4),{activationFunction:x,applyActivation:A}=ce(o),D=S(r.session.backend.glContext.version),q=`
+${x}
+float process(int indices[${g}]) {
+  int b[1];
+  b[0] = indices[1];
+  int im2col[4];
+  im2col[0] = indices[0];
+  im2col[1] = indices[2];
+  im2col[2] = indices[3];
+  int im2colOffset = im2col[0] * ${d[0]} + im2col[1] * ${d[1]} + im2col[2] * ${d[2]};
+  int kernelOffset = indices[1] * ${s[1]};
+  float value = ${b};
+  for (int i = 0; i < ${w}; ++i) {
+    vec2 im2colCoords = offsetToCoords(im2colOffset, ${p}, ${m});
+    vec2 kernelCoords = offsetToCoords(kernelOffset, ${l}, ${c});
+    value += dot(${D.texture2D}(Im2Col, im2colCoords), ${D.texture2D}(K, kernelCoords));
+    ++im2colOffset;
+    ++kernelOffset;
+  }
+  ${A}
+  return value;
+}`;return{...t,output:{dims:e,type:n[0].type,textureType:0},shaderSource:q}},Hl=(r,t,n,e)=>{let o=Lg(t.length>2,e);return{...o,get:()=>$g(r,o,t,n,e)}}});var Ze,Ri,Ng,Fg,Cg,Rg,Gi,Gg,ir=y(()=>{"use strict";tt();V();kl();jl();ql();Ge();Ci();ar();Ze=(r,t,n,e,o)=>{let i=r[0],a=r.slice(2),s=a.length,u=t[0],c=t.slice(2).map((g,b)=>g+(g-1)*(n[b]-1)),p=a.map((g,b)=>g+e[b]+e[b+s]).map((g,b)=>Math.floor((g-c[b]+o[b])/o[b]));return[i,u].concat(...p)},Ri=(r,t,n)=>(Gg(t,n),Ng(r,t,n)),Ng=(r,t,n)=>{let e=Rg(n,t),o=r.session.pack,i=e.kernelShape[0]===1&&e.kernelShape[1]===1;return e.group>1?[r.run(Gl(r,t,e),t)]:i&&o?[Fg(r,t,e)]:o&&t[0].dims.length===4&&t[0].dims[0]===1&&!i?[Ul(r,t,e)]:[Cg(r,t,e)]},Fg=(r,t,n)=>{let e=t[0].dims,o=t[1].dims,i=Ze(e,o,n.dilations,n.pads,n.strides),a=r.reshapeUnpacked(t[0],[e[1],e[2]*e[3]]),s=r.reshapeUnpacked(t[1],[o[0],o[1]]),u=t.length>2?[s,a,t[2]]:[s,a],l=r.run(Li(u,n),u);return r.reshapeUnpacked(l,i)},Cg=(r,t,n)=>{let e=t[0].dims,o=t[1].dims,i=Ze(e,o,n.dilations,n.pads,n.strides),a=r.run(Wl(r,t[0],t[1],i,n),[t[0]]),s=t.length===3?[a,t[1],t[2]]:[a,t[1]];return r.run(Hl(r,t,i,n),s)},Rg=(r,t)=>{let n=r.kernelShape.slice();if(r.kernelShape.length===0)for(let i=2;i<t[1].dims.length;++i)n.push(t[1].dims[i]);let e=r.pads.slice();$e.adjustPadsBasedOnAutoPad(t[0].dims,r.strides,r.dilations,n,e,r.autoPad);let o=Object.assign({},r);return Object.assign(o,{kernelShape:n,pads:e,cacheKey:r.cacheKey}),o},Gi=r=>{let t=r.attributes,n=Xe(t),e=t.getString("auto_pad","NOTSET"),o=t.getInts("dilations",[1,1]),i=t.getInt("group",1),a=t.getInts("kernel_shape",[]),s=t.getInts("pads",[0,0,0,0]),u=t.getInts("strides",[1,1]);return L({autoPad:e,dilations:o,group:i,kernelShape:a,pads:s,strides:u,...n})},Gg=(r,t)=>{if(!r||r.length!==2&&r.length!==3)throw new Error("Conv requires 2 or 3 inputs");if(r[0].dims.length!==4||r[1].dims.length!==4)throw new Error("currently only support 2-dimensional conv");let n=r[0].dims[1],e=r[1].dims[1]*t.group;if(n!==e)throw new Error("FILTER_IN_CHANNEL should be equal to DATA_CHANNEL");if(r.length===3&&(r[2].dims.length!==1||r[1].dims[0]!==r[2].dims[0]))throw new Error("invalid bias");let o=r[0].dims.length-2;if(t.dilations.length!==o)throw new Error(`dilations should be ${o}D`);if(t.strides.length!==o)throw new Error(`strides should be ${o}D`);if(t.pads.length!==o*2)throw new Error(`pads should be ${o*2}D`);if(t.kernelShape.length!==0&&t.kernelShape.length!==r[1].dims.length-2)throw new Error("invalid kernel shape");if(r[0].type!=="float32"||r[1].type!=="float32")throw new Error("Conv input(X,W) should be float tensor");if(r.length===3&&r[2].type!=="float32")throw new Error("Conv input(bias) should be float tensor")}});var kg,Mg,Vg,Kl,Bg,zg,Ug,jg,Wg,Hg,Xl,qg,Zl=y(()=>{"use strict";tt();H();C();Ge();kg=(r,t,n,e,o,i)=>(r-1)*t+n+(e-1)*o+1-i,Mg=(r,t,n,e,o)=>{let i=Math.floor(r/2);t==="SAME_UPPER"?(n[e]=i,n[o]=r-i):t==="SAME_LOWER"&&(n[e]=r-i,n[o]=i)},Vg=(r,t,n,e,o,i,a,s)=>{let u=r.length-2,l=s.length===0;for(let c=0;c<u;++c){let d=l?r[c+2]*i[c]:s[c],p=kg(r[c+2],i[c],o[c],t[c],n[c],d);Mg(p,e,o,c,c+u),l&&s.push(i[c]*(r[c+2]-1)+a[c]+(t[c]-1)*n[c]+1-o[c]-o[c+u])}},Kl=(r,t,n)=>(qg(t,n),Bg(r,t,n)),Bg=(r,t,n)=>{let e=Hg(n,t);return[Wg(r,t,e)]},zg=(r,t)=>({name:"ConvTranspose",inputNames:r?["X","W","B"]:["X","W"],inputTypes:r?[0,0,0]:[0,0],cacheHint:t}),Ug=(r,t,n,e)=>{let i=t.length>2?"getB(output_channel)":"0.0",a=t[0].dims,s=t[1].dims,u=s[1],l=s[0]/e.group,c=[t[0].dims[0],t[1].dims[1]*e.group,...e.outputShape],d=S(r.session.backend.glContext.version),{activationFunction:p,applyActivation:m}=ce(e),g=`
+  const ivec2 strides = ivec2(${e.strides[0]}, ${e.strides[1]});
+  const ivec2 pads = ivec2(${e.pads[0]}, ${e.pads[1]});
+  ${p}
+  void main() {
+    ivec4 coords = getOutputCoords();
+    int batch = coords.x;
+    int output_channel = coords.y;
+
+    ivec2 loc = coords.zw + pads;
+
+    int group_id = output_channel / ${u};
+    int wOutChannel = output_channel - group_id * ${u};
+
+    float value = ${i};
+    for (int inChannelOffset = 0; inChannelOffset < ${l}; inChannelOffset++) {
+      int input_channel = group_id * ${l} + inChannelOffset;
+      for (int wWOff = 0; wWOff < ${s[2]}; wWOff++) {
+        for (int wHOff = 0; wHOff < ${s[3]}; wHOff++) {
+          ivec2 wOff = ivec2(wWOff * ${e.dilations[0]}, wHOff * ${e.dilations[1]});
+          ivec2 wLoc = loc - wOff;
+          ivec2 wLocIn = wLoc / strides;
+          if (
+            wLocIn * strides == wLoc &&
+            wLocIn.x >= 0 && wLocIn.x < ${a[2]} &&
+            wLocIn.y >= 0 && wLocIn.y < ${a[3]}
+          ) {
+            float xVal = getX(batch, input_channel, wLocIn.y, wLocIn.x);
+            float wVal = getW(input_channel, wOutChannel, wHOff, wWOff);
+            value += xVal * wVal;
+          }
+        }
+      }
+    }
+    ${m}
+    ${d.output} = vec4(value, .0, .0, .0);
+  }
+`;return{...n,output:{dims:c,type:t[0].type,textureType:0},shaderSource:g,hasMain:!0}},jg=(r,t,n)=>{let e=zg(t.length>2,n.cacheKey);return{...e,get:()=>Ug(r,t,e,n)}},Wg=(r,t,n)=>r.run(jg(r,t,n),t),Hg=(r,t)=>{let n=r.kernelShape.slice();if(r.kernelShape.length===0)for(let s=2;s<t[1].dims.length;++s)n.push(t[1].dims[s]);let e=r.pads.slice(),o=r.outputShape.slice(),i=t[0].dims;Vg(i,n,r.dilations,r.autoPad,e,r.strides,r.outputPadding,o);let a=Object.assign({},r);return Object.assign(a,{kernelShape:n,pads:e,outputShape:o,cacheKey:r.cacheKey}),a},Xl=r=>{let t=r.attributes,n=Xe(t),e=t.getString("auto_pad","NOTSET"),o=t.getInts("dilations",[1,1]),i=t.getInt("group",1),a=t.getInts("kernel_shape",[]),s=t.getInts("output_padding",[0,0]),u=t.getInts("output_shape",[]),l=t.getInts("pads",[0,0,0,0]),c=t.getInts("strides",[1,1]);return L({autoPad:e,dilations:o,group:i,kernelShape:a,outputPadding:s,outputShape:u,pads:l,strides:c,...n})},qg=(r,t)=>{if(!r||r.length!==2&&r.length!==3)throw new Error("Conv requires 2 or 3 inputs");if(r[0].dims.length!==4||r[1].dims.length!==4)throw new Error("currently only support 2-dimensional conv");let n=r[0].dims[1],e=r[1].dims[0];if(n!==e)throw new Error("FILTER_IN_CHANNEL should be equal to DATA_CHANNEL");let o=r[1].dims[1]*t.group;if(r.length===3&&(r[2].dims.length!==1||r[2].dims[0]!==o))throw new Error("invalid bias");let i=r[0].dims.length-2;if(t.dilations.length!==i)throw new Error(`dilations should be ${i}D`);if(t.strides.length!==i)throw new Error(`strides should be ${i}D`);if(t.pads.length!==i*2)throw new Error(`pads should be ${i*2}D`);if(t.outputPadding.length!==i)throw new Error(`output_padding should be ${i}D`);if(t.kernelShape.length!==0&&t.kernelShape.length!==r[1].dims.length-2)throw new Error("invalid kernel shape");if(t.outputShape.length!==0&&t.outputShape.length!==r[0].dims.length-2)throw new Error("invalid output shape");if(r[0].type!=="float32"||r[1].type!=="float32")throw new Error("ConvTranspose input(X,W) should be float tensor");if(r.length===3&&r[2].type!=="float32")throw new Error("ConvTranspose input(bias) should be float tensor")}});var Jl,ke,Yl,Kg,Ql,Xg,Zg,Jg,ur=y(()=>{"use strict";tt();V();C();Jl={name:"Transpose",inputNames:["A"],inputTypes:[0]},ke=(r,t,n)=>(Jg(t),[r.run({...Jl,cacheHint:n.cacheKey,get:()=>Kg(r,t[0],n.perm)},t)]),Yl=r=>L({perm:r.attributes.getInts("perm",[])}),Kg=(r,t,n)=>{let e=t.dims;n=Ql(e,n);let o=Xg(e,n),i=e.length,a=`
+      ${Zg("perm",n,i)}
+      float process(int indices[${i}]) {
+        int a[${i}];
+        perm(a, indices);
+        return _A(a);
+      }`;return{...Jl,output:{dims:o,type:t.type,textureType:0},shaderSource:a}},Ql=(r,t)=>(t&&t.length!==r.length&&(t=[...r.keys()].reverse()),t),Xg=(r,t)=>(t=Ql(r,t),I.sortBasedOnPerm(r,t)),Zg=(r,t,n)=>{let e=[];e.push(`void ${r}(out int a[${n}], int src[${n}]) {`);for(let o=0;o<n;++o)e.push(`	a[${t[o]}]=src[${o}];`);return e.push("	}"),e.join(`
+`)},Jg=r=>{if(!r||r.length!==1)throw new Error("Transpose requires 1 input.");if(r[0].type!=="float32"&&r[0].type!=="float64")throw new Error("input should be float tensor")}});var tc,ec,Yg,nc=y(()=>{"use strict";ur();tc=(r,t,n)=>{Yg(t);let e=n.blocksize,o=e*e,i=n.mode==="DCR"?[0,3,4,1,5,2]:[0,1,4,2,5,3],a=n.mode==="DCR"?[t[0].dims[0],e,e,t[0].dims[1]/o,t[0].dims[2],t[0].dims[3]]:[t[0].dims[0],t[0].dims[1]/o,e,e,t[0].dims[2],t[0].dims[3]],s=r.reshapeUnpacked(t[0],a),u={perm:i,cacheKey:`${i}`},[l]=ke(r,[s],u),c=[t[0].dims[0],t[0].dims[1]/o,t[0].dims[2]*e,t[0].dims[3]*e];return[r.reshapeUnpacked(l,c)]},ec=r=>{let t=r.attributes.getInt("blocksize");if(t<1)throw new Error(`blocksize must be >= 1, but got : ${t} for DepthToSpace`);let n=r.attributes.getString("mode","DCR");if(n!=="DCR"&&n!=="CRD")throw new Error(`unrecognized mode: ${n} for DepthToSpace`);return{mode:n,blocksize:t}},Yg=r=>{if(r.length!==1)throw new Error(`DepthToSpace expect 1 inputs, but got ${r.length}`);if(r[0].type==="string"||r[0].dims.length!==4)throw new TypeError("DepthToSpace input should be a 4-D numeric tensor")}});var rc,oc,Qg,ic=y(()=>{"use strict";V();rc=(r,t,n)=>{Qg(t,n);let e=I.flattenShape(t[0].dims,n);return[r.reshapeUnpacked(t[0],e)]},oc=r=>r.attributes.getInt("axis",1),Qg=(r,t)=>{if(!r||r.length!==1)throw new Error("Flatten requires 1 input.");let n=r[0].dims.length;if(n===0)throw new Error("scalar tensor is not supported.");if(t<-n||t>n)throw new Error("Invalid axis");if(r[0].type==="string")throw new Error("string tensor is not supported.")}});var ve,bn=y(()=>{"use strict";ve=["float32","float64","int32","int16","int8","uint16","uint32","uint8"]});var ac,sc,ty,ey,ny,ry,uc=y(()=>{"use strict";tt();bn();V();C();ac=(r,t,n)=>(ry(t,n.axis),[r.run(ny(r,t,n),t)]),sc=r=>L({axis:r.attributes.getInt("axis",0)}),ty={name:"Gather",inputNames:["A","B"],inputTypes:[0,0]},ey=(r,t,n,e)=>{let o=n[0].dims.slice(),i=n[1].dims.slice(),a=new Array(o.length+i.length-1);e=I.normalizeAxis(e,o.length);let s=[];for(let p=0;p<a.length;p++)p<e?(a[p]=o[p],s.push(`inputIdx[${p}] = outputIdx[${p}];`)):p<e+i.length?(a[p]=i[p-e],s.push(`indexDataIdx[${p-e}] = outputIdx[${p}];`)):(a[p]=o[p-i.length+1],s.push(`inputIdx[${p-i.length+1}] = outputIdx[${p}];`));let u=a.length||1,l=o.length,c=i.length||1,d=`
+      float process(int outputIdx[${u}]) {
+        int inputIdx[${l}];
+        int indexDataIdx[${c}];
+        indexDataIdx[0] = 0;
+        ${s.join(`
+        `)}
+        int idx = int(_B(indexDataIdx));
+        inputIdx[${e}] = idx < 0 ? idx + ${o[e]} : idx;
+        return _A(inputIdx);
+      }`;return{...t,output:{dims:a,type:n[0].type,textureType:0},shaderSource:d}},ny=(r,t,n)=>{let e={...ty,cacheHint:n.cacheKey};return{...e,get:()=>ey(r,e,t,n.axis)}},ry=(r,t)=>{if(!r||r.length!==2)throw new Error("Gather requires 2 inputs.");let n=r[0].dims.length;if(n<1)throw new Error("Invalid input shape.");if(t<-n||t>n-1)throw new Error("Invalid axis.");if(ve.indexOf(r[0].type)===-1)throw new Error("Invaid input type.");if(r[1].type!=="int32"&&r[1].type!=="int16")throw new Error("Invaid input type.")}});var ki,lc,cc,fc,oy,iy,ay,dc=y(()=>{"use strict";tt();V();C();ki=(r,t,n)=>(ay(t,n),[r.run(oy(t,n),t)]),lc=(r,t)=>{let n=r.attributes.getInt("transA",0)!==0,e=r.attributes.getInt("transB",0)!==0,o=r.attributes.getFloat("alpha",1),i=r.attributes.getFloat("beta",1);return L({transA:n,transB:e,alpha:o,beta:i,isOptionalC:t})},cc=r=>lc(r,!1),fc=r=>lc(r,!0),oy=(r,t)=>{let n={name:"Gemm",inputNames:r.length===3?["A","B","C"]:["A","B"],inputTypes:r.length===3?[0,0,0]:[0,0],key:t.cacheKey};return{...n,get:()=>iy(n,r,t)}},iy=(r,t,n)=>{let e=t[0].dims.slice(),o=t[1].dims.slice(),[i,a]=Jn.getShapeOfGemmResult(e,n.transA,o,n.transB,t.length===3?t[2].dims:void 0),s=[i,a];if(!s)throw new Error("Can't use gemm on the given tensors");let u=e[e.length-1],l="";n.transA&&(u=e[0]),n.transA&&n.transB?l="value += _A_T(a) * _B_T(b);":n.transA&&!n.transB?l="value += _A_T(a) * _B(b);":!n.transA&&n.transB?l="value += _A(a) * _B_T(b);":!n.transA&&!n.transB&&(l="value += _A(a) * _B(b);");let c=s.length,d=t.length===3?`int c[${t[2].dims.length}];`:"",p=t.length===3?"bcastIndices_C(indices, c);":"",m=t.length===3?"value += beta * _C(c);":"",g=`
+      float process(int indices[${c}]) {
+          int a[${c}];
+          int b[${c}];
+          ${d}
+
+          copyVec(indices, a);
+          copyVec(indices, b);
+          ${p}
+
+          float value = 0.0;
+          for (int k=0; k<${u}; ++k) {
+              a[${c-1}] = k;
+              b[${c-2}] = k;
+              ${l}
+          }
+
+          value = value * alpha;
+          ${m}
+          return value;
+      }`;return{...r,output:{dims:s,type:t[0].type,textureType:0},variables:[{name:"alpha",type:"float",data:n.alpha},{name:"beta",type:"float",data:n.beta}],shaderSource:g}},ay=(r,t)=>{if(!r)throw new Error("Input is missing");if(t.isOptionalC&&(r.length<2||r.length>3))throw new Error("Invaid input shape.");if(!t.isOptionalC&&r.length!==3)throw new Error("Gemm requires 3 inputs");if(r.length===3&&r[2].dims.length!==1&&r[2].dims.length!==2)throw new Error("Invalid input shape of C");if(r[0].type!=="float32"&&r[0].type!=="float64"||r[1].type!=="float32"&&r[1].type!=="float64"||r.length===3&&r[2].type!=="float32"&&r[2].type!=="float64")throw new Error("Invalid input type.");if(r[0].type!==r[1].type||r.length===3&&r[0].type!==r[2].type)throw new Error("Input types are mismatched")}});var pc,hc,sy,uy,ly,cy,fy,mc=y(()=>{"use strict";tt();C();pc=(r,t,n)=>(fy(t),[r.run(ly(r,t,n),t)]),hc=r=>{let t=r.attributes.getFloat("scale"),n=r.attributes.getFloats("bias");return L({scale:t,bias:n})},sy={name:"ImageScaler",inputNames:["X"],inputTypes:[0]},uy=(r,t,n,e)=>{let o=n[0].dims.slice(),i=o.length,s=`
+      ${cy(e.bias.length)}
+      float process(int indices[${i}]) {
+        return _X(indices) * scale + getBias(bias, indices[1]);
+      }`;return{...t,output:{dims:o,type:n[0].type,textureType:0},variables:[{name:"bias",type:"float",arrayLength:e.bias.length,data:e.bias},{name:"scale",type:"float",data:e.scale}],shaderSource:s}},ly=(r,t,n)=>{let e={...sy,cacheHint:n.cacheKey};return{...e,get:()=>uy(r,e,t,n)}},cy=r=>{let t=[`float getBias(float bias[${r}], int channel) {`];for(let n=0;n<r;++n)n===0?t.push(`	if (channel == ${n}) { return bias[${n}]; }`):n===r-1?t.push(`	else { return bias[${n}]; }`):t.push(`	else if (channel == ${n}) { return bias[${n}]; }`);return t.push("	}"),t.join(`
+`)},fy=r=>{if(!r||r.length!==1)throw new Error("ImageScaler requires 1 input.");if(r[0].dims.length!==4)throw new Error("Invalid input shape.");if(r[0].type!=="float32"&&r[0].type!=="float64")throw new Error("Invalid input type.")}});var gc,yc,bc,dy,py,hy,my,by,gy,Tc=y(()=>{"use strict";H();C();gc=(r,t,n)=>{gy(t);let e=r.run(py(t[0]),t);return[r.run(by(r,t[0],n,e.dims),[t[0],e,t[1],t[2]])]},yc=r=>r.attributes.getFloat("epsilon",1e-5),bc={name:"InstanceNormalization_MeanAndVariance",inputNames:["X"],inputTypes:[0]},dy=(r,t)=>{let n=t.dims.slice(),e=n[1],o=n[2]*n[3],i=[n[0],e],a=`
+      vec4 process(int[2] indices) {
+        vec4 v = vec4(0.0);
+        int a[4];
+        a[0] = indices[0];
+        a[1] = indices[1];
+        float temp = 0.0;
+        for(int a2=0; a2<${n[2]}; a2++) {
+          a[2] = a2;
+          for(int a3=0; a3<${n[3]}; a3++) {
+            a[3] = a3;
+            float x = _X(a);
+            temp += x;
+          }
+        }
+        float mean = temp / float(${o});
+        temp = 0.0;
+        for(int a2=0; a2<${n[2]}; a2++) {
+          a[2] = a2;
+          for(int a3=0; a3<${n[3]}; a3++) {
+            a[3] = a3;
+            float x = _X(a);
+            temp += (x - mean) * (x - mean);
+          }
+        }
+        v.r = mean;
+        v.g = temp / float(${o});
+
+        return v;
+      }`;return{...r,output:{dims:i,type:t.type,textureType:4},shaderSource:a}},py=r=>({...bc,get:()=>dy(bc,r)}),hy={name:"InstanceNormalization_ComputeOutput",inputNames:["X","MeanAndVariance","Scale","B"],inputTypes:[0,4,0,0]},my=(r,t,n,e,o)=>{let i=S(r.session.backend.glContext.version),[a,s]=r.calculateTextureWidthAndHeight(o,4),[u,l]=[a/4,s],c=`
+      vec4 get_MeanAndVariance(int[2] mv) {
+        int offset = indicesToOffset_MeanAndVariance(mv);
+        vec2 coords = offsetToCoords(offset, ${u}, ${l});
+        return ${i.texture2D}(MeanAndVariance, coords);
+      }
+
+      float process(int[4] indices) {
+        int mv[2];
+        mv[0] = indices[0];
+        mv[1] = indices[1];
+        vec4 mean_and_variance = get_MeanAndVariance(mv);
+        float mean = mean_and_variance.r;
+        float variance = mean_and_variance.g;
+
+        int sb[1];
+        sb[0] = indices[1];
+        float scale = _Scale(sb);
+        float b = _B(sb);
+
+        return scale * (_X(indices) - mean) / sqrt(variance + epsilon) + b;
+      }`;return{...t,output:{dims:n.dims,type:n.type,textureType:0},variables:[{name:"epsilon",type:"float",data:e}],shaderSource:c}},by=(r,t,n,e)=>{let o={...hy,cacheHint:`${n}`};return{...o,get:()=>my(r,o,t,n,e)}},gy=r=>{if(!r||r.length!==3)throw new Error("InstanceNormalization requires 3 inputs.");let t=r[0],n=r[1],e=r[2];if(t.dims.length<3||n.dims.length!==1||e.dims.length!==1)throw new Error("Invalid input shape.");if(n.dims[0]!==t.dims[1]||e.dims[0]!==t.dims[1])throw new Error("Input shapes are mismatched.");if(t.type!=="float32"&&t.type!=="float64"||n.type!=="float32"&&n.type!=="float64"||e.type!=="float32"&&e.type!=="float64")throw new Error("Invalid input type.");if(r[0].dims.length!==4)throw new Error("Only support 4-D input shape.")}});function yy(r,t){let n=r[0].dims[1],e=r[0].dims.length,o=-Math.floor((t.size-1)/2),i=Math.ceil((t.size-1)/2),a=`float(${t.alpha}) / float(${t.size})`,s=`float(${t.bias})`,u=`float(${t.beta})`,l=`
+    float process(int indices[${e}]) {
+        int c = indices[1];
+        float x = _X(indices);
+        float square_sum = 0.0;
+
+        for (int i = ${o}; i <= ${i}; i++) {
+          int idx = c + i;
+          if (c >= 0 && c < ${n}) {
+            indices[1] = idx;
+            float j = _X(indices);
+            square_sum += j * j;
+          }
+        }
+        return x / pow(${s} + ${a} * square_sum, ${u});
+    }`;return{...vc,cacheHint:t.cacheKey,output:{dims:r[0].dims,type:r[0].type,textureType:0},shaderSource:l}}function Ty(r,t){return{...vc,cacheHint:t.cacheKey,get:()=>yy(r,t)}}var _c,xc,vc,_y,wc=y(()=>{"use strict";tt();C();_c=(r,t,n)=>(_y(t),[r.run(Ty(t,n),t)]),xc=r=>{let t=r.attributes.getFloat("alpha",1e-4),n=r.attributes.getFloat("beta",.75),e=r.attributes.getFloat("bias",1),o=r.attributes.getInt("size");return L({alpha:t,beta:n,bias:e,size:o})},vc={name:"LRN",inputNames:["X"],inputTypes:[0]};_y=r=>{if(!r||r.length!==1)throw new Error("LRN requires 1 input.");if(r[0].dims.length!==4)throw new Error('currently only support LRN for input with "NCHW" format');if(r[0].type!=="float32")throw new Error("input should be float type")}});var xy,Mi,Ic,Oc,Pc,vy,wy,Iy,Oy,Py,Sy,Ay,Ey,Sc=y(()=>{"use strict";tt();V();H();C();xy={name:"Pad",inputNames:["A"],inputTypes:[0]},Mi=(r,t,n)=>(Iy(t),[r.run({...xy,cacheHint:n.cacheKey,get:()=>wy(r,t[0],n)},t)]),Ic=r=>{let t=r.attributes.getString("mode","constant"),n=r.attributes.getFloat("value",0),e=r.attributes.getInts("pads");return L({mode:t,value:n,pads:e})},Oc=(r,t,n)=>{Oy(t);let e=vy(r,t,n);return Mi(r,[t[0]],e)},Pc=r=>r.attributes.getString("mode","constant"),vy=(r,t,n)=>{if(!r.session.isInitializer(t[1].dataId)||t.length>=3&&!r.session.isInitializer(t[2].dataId))throw new Error("dynamic pad attributes are not allowed");let e=Array.from(t[1].integerData),o=t.length>=3?t[2].floatData[0]:0;return L({mode:n,pads:e,value:o})},wy=(r,t,n)=>{let e=I.padShape(t.dims.slice(),n.pads),o=e.length,a=`
+      ${Py(r,t,n)}
+      float process(int[${o}] indices) {
+          return padA(indices);
+      }`;return{name:"Pad",inputNames:["A"],inputTypes:[0],output:{dims:e,type:t.type,textureType:0},shaderSource:a}},Iy=r=>{if(!r||r.length!==1)throw new Error("Pad requires 1 input");if(r[0].type!=="float32"&&r[0].type!=="float64")throw new Error("Invalid input type.")},Oy=r=>{if(!r||r.length!==2&&r.length!==3)throw new Error("Pad requires 2 or 3 inputs");if(r[1].type!=="int32")throw new Error("Invalid input type.");if(r.length>=3&&r[2].type==="string")throw new Error("Invalid input type.")},Py=(r,t,n)=>{let e=S(r.session.backend.glContext.version),[o,i]=r.calculateTextureWidthAndHeight(t.dims,0),a=I.computeStrides(t.dims);switch(n.mode){case"constant":return Sy(e,t.dims,a,o,i,n.pads,n.value);case"reflect":return Ay(e,t.dims,a,o,i,n.pads);case"edge":return Ey(e,t.dims,a,o,i,n.pads);default:throw new Error("Invalid mode")}},Sy=(r,t,n,e,o,i,a)=>{let s=t.length,u="";for(let l=s-1;l>=0;--l)u+=`
+        k = m[${l}] - ${i[l]};
+        if (k < 0)  return constant;
+        if (k >= ${t[l]}) return constant;
+        offset += k * ${n[l]};
+        `;return`
+      float padA(int m[${s}]) {
+        const float constant = float(${a});
+        int offset = 0;
+        int k = 0;
+        ${u}
+        vec2 coords = offsetToCoords(offset, ${e}, ${o});
+        float value = getColorAsFloat(${r.texture2D}(A, coords));
+        return value;
+      }
+      `},Ay=(r,t,n,e,o,i)=>{let a=t.length,s="";for(let u=a-1;u>=0;--u)s+=`
+        k = m[${u}] - ${i[u]};
+        if (k < 0) { k = -k; }
+        {
+          const int _2n_1 = ${2*(t[u]-1)};
+          k = int( mod( float(k), float(_2n_1) ) ) ;
+          if(k >= ${t[u]}) { k = _2n_1 - k; }
+        }
+        offset += k * ${n[u]};
+        `;return`
+      float padA(int m[${a}]) {
+        int offset = 0;
+        int k = 0;
+        ${s}
+        vec2 coords = offsetToCoords(offset, ${e}, ${o});
+        float value = getColorAsFloat(${r.texture2D}(A, coords));
+        return value;
+      }
+      `},Ey=(r,t,n,e,o,i)=>{let a=t.length,s="";for(let u=a-1;u>=0;--u)s+=`
+        k = m[${u}] - ${i[u]};
+        if (k < 0)  k = 0;
+        if (k >= ${t[u]}) k = ${t[u]-1};
+        offset += k * ${n[u]};
+      `;return`
+      float padA(int m[${a}]) {
+        int offset = 0;
+        int k = 0;
+        ${s}
+        vec2 coords = offsetToCoords(offset, ${e}, ${o});
+        float value = getColorAsFloat(${r.texture2D}(A, coords));
+        return value;
+      }
+      `}});var Ec,Dc,Lc,$c,Nc,Fc,Cc,Rc,Gc,Dy,Ac,kc,cr,Mc,lr,Ly,Vc=y(()=>{"use strict";tt();V();C();Ec=(r,t,n)=>{cr(t);let e={name:"AveragePool",inputNames:["X"],inputTypes:[0],cacheHint:n.cacheKey};return[r.run({...e,get:()=>Lc(t,e,!1,n)},t)]},Dc=r=>{let t=r.attributes.getString("auto_pad","NOTSET"),n=r.attributes.getInt("ceil_mode",0),e=r.attributes.getInt("count_include_pad",0)!==0,o=r.attributes.getInts("kernel_shape"),i=r.attributes.getInts("strides",[]),a=r.attributes.getInts("pads",[]);if(n!==0)throw new Error("using ceil() in shape computation is not yet supported for AveragePool");return L({autoPad:t,ceilMode:n,countIncludePad:e,kernelShape:o,strides:i,pads:a})},Lc=(r,t,n,e)=>{let[o,i]=Gc(r,e,n),a=I.size(o.kernelShape),s="value += _X(x);",u="";o.countIncludePad?u+=`value /= float(${a});`:u+=`value /= float(${a} - pad);`;let c=`
+        ${Mc(r[0].dims,o,s,u,"0.0")}
+      `;return{...t,output:{dims:i,type:r[0].type,textureType:0},shaderSource:c}},$c=(r,t,n)=>{cr(t);let e={name:"GlobalAveragePool",inputNames:["X"],inputTypes:[0],cacheHint:`${n.countIncludePad}`};return[r.run({...e,get:()=>Lc(t,e,!0,n)},t)]},Nc=r=>{let t=r.attributes.getInt("count_include_pad",0)!==0;return L({autoPad:"",ceilMode:0,countIncludePad:t,kernelShape:[],strides:[],pads:[]})},Fc=(r,t,n)=>{cr(t);let e={name:"MaxPool",inputNames:["X"],inputTypes:[0],cacheHint:n.cacheKey};return[r.run({...e,get:()=>Rc(t,e,!1,n)},t)]},Cc=r=>{let t=r.attributes.getString("auto_pad","NOTSET"),n=r.attributes.getInt("ceil_mode",0),e=r.attributes.getInts("kernel_shape"),o=r.attributes.getInts("strides",[]),i=r.attributes.getInts("pads",[]),a=r.attributes.getInt("storage_order",0),s=r.attributes.getInts("dilations",[]);if(a!==0)throw new Error("column major storage order is not yet supported for MaxPool");if(n!==0)throw new Error("using ceil() in shape computation is not yet supported for MaxPool");return L({autoPad:t,ceilMode:n,countIncludePad:!1,kernelShape:e,strides:o,pads:i,storageOrder:a,dilations:s})},Rc=(r,t,n,e)=>{let[o,i]=Gc(r,e,n),l=`
+      ${Mc(r[0].dims,o,`
+      value = max(_X(x), value);
+    `,"","-1e5")}
+    `;return{...t,output:{dims:i,type:r[0].type,textureType:0},shaderSource:l}},Gc=(r,t,n)=>{let e=r[0].dims.slice(),o=Object.hasOwnProperty.call(t,"dilations"),i=t.kernelShape.slice(),a=t.strides.slice(),s=o?t.dilations.slice():[],u=t.pads.slice();$e.adjustPoolAttributes(n,e,i,a,s,u);let l=$e.computePoolOutputShape(n,e,a,s,i,u,t.autoPad),c=Object.assign({},t);return o?Object.assign(c,{kernelShape:i,strides:a,pads:u,dilations:s,cacheKey:t.cacheKey}):Object.assign(c,{kernelShape:i,strides:a,pads:u,cacheKey:t.cacheKey}),[c,l]},Dy={autoPad:"",ceilMode:0,countIncludePad:!1,kernelShape:[],strides:[],pads:[],storageOrder:0,dilations:[],cacheKey:""},Ac={name:"GlobalMaxPool",inputNames:["X"],inputTypes:[0]},kc=(r,t)=>(cr(t),[r.run({...Ac,get:()=>Rc(t,Ac,!0,Dy)},t)]),cr=r=>{if(!r||r.length!==1)throw new Error("Pool ops requires 1 input.");if(r[0].type!=="float32"&&r[0].type!=="float64")throw new Error("Invalid input type.")},Mc=(r,t,n,e,o)=>{let i=r.length;if(t.kernelShape.length<=2){let a=t.kernelShape[t.kernelShape.length-1],s=t.strides[t.strides.length-1],u=t.pads[t.pads.length/2-1],l=t.pads[t.pads.length-1],c=r[i-1],d="",p="",m="";if(u+l!==0?d=`
+          for (int i = 0; i < ${a}; i++) {
+            x[${i} - 1] = indices[${i} - 1] * ${s} - ${u} + i;
+            if (x[${i} - 1] < 0 || x[${i} - 1] >= ${c}) {
+              pad++;
+              continue;
+            }
+            ${n}
+          }`:d=`
+          for (int i = 0; i < ${a}; i++) {
+            x[${i} - 1] = indices[${i} - 1] * ${s} - ${u} + i;
+            ${n}
+          }`,t.kernelShape.length===2){let b=t.kernelShape[t.kernelShape.length-2],w=t.strides[t.strides.length-2],x=t.pads[t.pads.length/2-2],A=t.pads[t.pads.length-2],D=r[i-2];x+A!==0?p=`
+            for (int j = 0; j < ${b}; j++) {
+              x[${i} - 2] = indices[${i} - 2] * ${w} - ${x} + j;
+              if (x[${i} - 2] < 0 || x[${i} - 2] >= ${D}) {
+                pad+= ${a};
+                continue;
+              }
+          `:p=`
+            for (int j = 0; j < ${b}; j++) {
+              x[${i} - 2] = indices[${i} - 2] * ${w} - ${x} + j;
+            `,m=`
+          }
+        `}return`
+        float process(int indices[${i}]) {
+          int x[${i}];
+          copyVec(indices, x);
+
+          float value = ${o};
+          int pad = 0;
+          ${p}
+          ${d}
+          ${m}
+          ${e}
+          return value;
+        }
+      `}else{let a=I.size(t.kernelShape),s=I.computeStrides(t.kernelShape),u=s.length,l=t.pads.length,c=Ly(u),d=lr(r,"inputDims"),p=lr(t.pads,"pads"),m=lr(s,"kernelStrides"),g=lr(t.strides,"strides"),b=t.pads.reduce((A,D)=>A+D),w="";return b?w=`
+            if (x[j] >= inputDims[j] || x[j] < 0) {
+              pad++;
+              isPad = true;
+              break;
+            }
+          }
+          if (!isPad) {
+            ${n}
+          }`:w=`
+          }
+          ${n}
+        `,`
+        ${c}
+        float process(int indices[${i}]) {
+          int x[${i}];
+          copyVec(indices, x);
+          int offset[${u}];
+          int pads[${l}];
+          int inputDims[${i}];
+          int kernelStrides[${u}];
+          int strides[${u}];
+          ${p}
+          ${d}
+          ${g}
+          ${m}
+
+          float value = ${o};
+          int pad = 0;
+          bool isPad = false;
+          for (int i = 0; i < ${a}; i++) {
+            offsetToIndices(i, kernelStrides, offset);
+            isPad = false;
+            for (int j = ${i} - ${u}; j < ${i}; j++) {
+              x[j] = indices[j] * strides[j - ${i} + ${u}]
+                + offset[j - ${i} + ${u}] - pads[j - 2];
+              ${w}
+          }
+          ${e}
+
+          return value;
+        }
+      `}},lr=(r,t)=>{let n="";for(let e=0;e<r.length;e++)n+=`
+      ${t}[${e}] = ${r[e]};
+    `;return n},Ly=r=>`
+  void offsetToIndices(int offset, int[${r}] strides, out int[${r}] indices) {
+    if (${r} == 0) {
+      return;
+    }
+    for (int i = 0; i < ${r} - 1; ++i) {
+      indices[i] = offset / strides[i];
+      offset -= indices[i] * strides[i];
+    }
+    indices[${r} - 1] = offset;
+  }`});var Me,we,$y,Ny,Bc,zc,Uc,jc,Wc,Hc,qc,Kc=y(()=>{"use strict";tt();bn();V();C();Me=(r,t,n,e,o)=>{Ny(t);let i={name:e,inputNames:["A"],inputTypes:[0]};return[r.run({...i,cacheHint:n.cacheKey,get:()=>$y(r,t,n,e,o,i)},t)]},we=r=>{let t=r.attributes.getInts("axes",[]),n=r.attributes.getInt("keepdims",1)===1;return L({axes:t,keepDims:n})},$y=(r,t,n,e,o,i)=>{let a=[],s=t[0].dims.length||1,u=[],l=I.normalizeAxes(n.axes,t[0].dims.length),c=o(t,l),d=c[1];for(let g=0;g<t[0].dims.length;g++)l.indexOf(g)>=0||l.length===0?(n.keepDims&&a.push(1),d=`
+          for(int j${g} = 0; j${g} < ${t[0].dims[g]}; j${g}++) {
+            inputIdx[${g}] = j${g};
+            ${d}
+          }`):(u.push(`inputIdx[${g}] = outputIdx[${a.length}];`),a.push(t[0].dims[g]));let m=`
+      float process(int outputIdx[${a.length||1}]) {
+        float value;                 // final result
+        int inputIdx[${s}];      // addressing input data
+        ${u.join(`
+`)}
+        ${c[0]}       // init ops for reduce max/min
+        ${d}
+        ${c[2]}       // final computation for reduce mean
+        return value;
+      }`;return{...i,output:{dims:a,type:t[0].type,textureType:0},shaderSource:m}},Ny=r=>{if(!r||r.length!==1)throw new Error("Reduce op requires 1 input.");if(ve.indexOf(r[0].type)===-1)throw new Error("Invalid input type.")},Bc=(r,t,n)=>Me(r,t,n,"ReduceSum",()=>["value = 0.0;","value += _A(inputIdx);",""]),zc=(r,t,n)=>Me(r,t,n,"ReduceMean",(o,i)=>{let a=1;for(let s=0;s<o[0].dims.length;s++)(i.indexOf(s)>=0||i.length===0)&&(a*=o[0].dims[s]);return["value = 0.0;","value += _A(inputIdx);",`value /= ${a}.;`]}),Uc=(r,t,n)=>Me(r,t,n,"ReduceMax",(o,i)=>{let a=[];for(let s=0;s<o[0].dims.length;s++)(i.indexOf(s)>=0||i.length===0)&&a.push(`inputIdx[${s}] = 0;`);return[`${a.join(`
+`)}
+value = _A(inputIdx);`,"value = max(value, _A(inputIdx));",""]}),jc=(r,t,n)=>Me(r,t,n,"ReduceMin",(o,i)=>{let a=[];for(let s=0;s<o[0].dims.length;s++)(i.indexOf(s)>=0||i.length===0)&&a.push(`inputIdx[${s}] = 0;`);return[`${a.join(`
+`)}
+value = _A(inputIdx);`,"value = min(value, _A(inputIdx));",""]}),Wc=(r,t,n)=>Me(r,t,n,"ReduceProd",()=>["value = 1.0;","value *= _A(inputIdx);",""]),Hc=(r,t,n)=>Me(r,t,n,"ReduceLogSum",()=>["value = 0.0;","value += _A(inputIdx);","value = log(value);"]),qc=(r,t,n)=>Me(r,t,n,"ReduceLogSumSquare",()=>["float t; value = 0.0;","t = _A(inputIdx); value += t * t;",""])});var Xc,Zc=y(()=>{"use strict";V();Xc=(r,t)=>{let n=I.calculateReshapedDims(t[0].dims,t[1].integerData);return r.session.pack?[r.reshapePacked(t[0],n)]:[r.reshapeUnpacked(t[0],n)]}});var Jc,Vi,Yc,Qc,gn,Fy,Bi,fr,zi=y(()=>{"use strict";tt();H();C();Jc={name:"Upsample",inputNames:["X"],inputTypes:[0]},Vi=(r,t,n)=>(Bi(t,n),[r.run({...Jc,cacheHint:n.cacheKey,get:()=>Fy(r,t,n)},t)]),Yc=r=>gn(r,7),Qc=r=>gn(r,9),gn=(r,t)=>{let n=t>=10,e=r.attributes.getString("mode","nearest");if(e!=="nearest"&&e!=="linear"&&(t<11||e!=="cubic"))throw new Error(`unrecognized mode: ${e}`);let o=[];t<9&&(o=r.attributes.getFloats("scales"),fr(o,e,n));let i=r.attributes.getFloat("extrapolation_value",0),a=t>10?r.attributes.getString("coordinate_transformation_mode","half_pixel"):"asymmetric";if(["asymmetric","pytorch_half_pixel","tf_half_pixel_for_nn","align_corners","tf_crop_and_resize","half_pixel"].indexOf(a)===-1)throw new Error(`coordinate_transform_mode '${a}' is not supported`);let s=a==="tf_crop_and_resize",u=s,l=e==="nearest"&&t>=11?r.attributes.getString("nearest_mode","round_prefer_floor"):"";if(["round_prefer_floor","round_prefer_ceil","floor","ceil",""].indexOf(l)===-1)throw new Error(`nearest_mode '${l}' is not supported`);let c=r.attributes.getFloat("cubic_coeff_a",-.75),d=r.attributes.getInt("exclude_outside",0)!==0;if(d&&e!=="cubic")throw new Error("exclude_outside can be set to 1 only when mode is CUBIC.");let p=t<11?!0:e==="nearest"&&a==="asymmetric"&&l==="floor",m=0,g=0,b=0;return t>10?r.inputs.length>2?(m=1,g=2,b=3):(g=1,b=2):t===9&&(g=1),L({opset:t,isResize:n,mode:e,scales:o,extrapolationValue:i,coordinateTransformMode:a,useExtrapolation:u,needRoiInput:s,nearestMode:l,cubicCoefficientA:c,excludeOutside:d,useNearest2xOptimization:p,roiInputIdx:m,scalesInputIdx:g,sizesInputIdx:b})},Fy=(r,t,n)=>{let e=S(r.session.backend.glContext.version),[o,i]=r.calculateTextureWidthAndHeight(t[0].dims,0),a=t[0].dims.map((b,w)=>Math.floor(b*n.scales[w])),[s,u]=r.calculateTextureWidthAndHeight(a,0),l=a.length,c=new Array(l),d=new Array(l),p=`
+      int output_pitches[${l}];
+      int input_pitches[${l}];
+      `;for(let b=l-1;b>=0;b--)c[b]=b===l-1?1:c[b+1]*a[b+1],d[b]=b===l-1?1:d[b+1]*t[0].dims[b+1],p+=`
+        output_pitches[${b}] = ${c[b]};
+        input_pitches[${b}] = ${d[b]};
+        `;let m=`
+      float getInputFloat(int index) {
+        vec2 coords = offsetToCoords(index, ${o}, ${i});
+        float value = getColorAsFloat(${e.texture2D}(X, coords));
+        return value;
+      }
+      `,g=n.mode==="nearest"?`
+    ${m}
+    float process(int indices[${l}]) {
+      int input_index = 0;
+      int output_index = coordsToOffset(TexCoords, ${s}, ${u});
+
+      ${p}
+
+      int d, m;
+      for (int dim = 0; dim < ${l}; ++dim) {
+        d = output_index / output_pitches[dim];
+        m = output_index - d * output_pitches[dim];
+        output_index = m;
+
+        if (scales[dim] != 1 && d > 0) {
+          int d2 = d / scales[dim];
+          m = d - d2 * scales[dim];
+          d = d2;
+        }
+        input_index += input_pitches[dim] * d;
+      }
+
+      return getInputFloat(input_index);
+    }`:l===4?`
+    ${m}
+    float process(int indices[4]) {
+      int input_index = 0;
+      int output_index = coordsToOffset(TexCoords, ${s}, ${u});
+
+      ${p}
+
+      int m;
+      int index_of_dim0, index_of_dim1, index_of_dim2, index_of_dim3;
+      index_of_dim0 = output_index / output_pitches[0];
+      m = output_index - index_of_dim0 * output_pitches[0];
+      index_of_dim1 = m / output_pitches[1];
+      m = m - index_of_dim1 * output_pitches[1];
+      index_of_dim2 = m / output_pitches[2];
+      m = m - index_of_dim2 * output_pitches[2];
+      index_of_dim3 = m;
+
+      int index_of_input_dim2, index_of_input_dim3, x_offset, y_offset;
+      index_of_input_dim2 = index_of_dim2 / scales[2];
+      y_offset = index_of_dim2 - index_of_input_dim2 * scales[2];
+      index_of_input_dim3 = index_of_dim3 / scales[3];
+      x_offset = index_of_dim3 - index_of_input_dim3 * scales[3];
+
+      input_index = index_of_dim0 * input_pitches[0] +
+            index_of_dim1 * input_pitches[1] +
+            index_of_input_dim2 * input_pitches[2] +
+            index_of_input_dim3;
+
+      float x00 = getInputFloat(input_index);
+      float x10, x01, x11;
+
+      bool end_of_dim2 = false;
+      if (index_of_input_dim2 == (${t[0].dims[2]} - 1)) {
+        // It's the end in dimension 2
+        x01 = x00;
+        end_of_dim2 = true;
+      } else {
+        x01 = getInputFloat(input_index + input_pitches[2]);
+      }
+
+      if (index_of_input_dim3 == (input_pitches[2] - 1)) {
+        // It's the end in dimension 3
+        x10 = x00;
+        x11 = x01;
+      }
+      else {
+        x10 = getInputFloat(input_index + 1);
+        x11 = end_of_dim2 ? x10 : getInputFloat(input_index + input_pitches[2] + 1);
+      }
+
+      float y0 = x00 + float(y_offset) * (x01 - x00) / float(scales[2]);
+      float y1 = x10 + float(y_offset) * (x11 - x10) / float(scales[2]);
+      return y0 + float(x_offset) * (y1 - y0) / float(scales[3]);
+    }`:`
+    ${m}
+    float process(int indices[2]) {
+      int input_index = 0;
+      int output_index = coordsToOffset(TexCoords, ${s}, ${u});
+
+      ${p}
+
+      int m;
+      int index_of_dim0, index_of_dim1;
+      index_of_dim0 = output_index / output_pitches[0];
+      m = output_index - index_of_dim0 * output_pitches[0];
+      index_of_dim1 = m;
+
+      int index_of_input_dim0, index_of_input_dim1, x_offset, y_offset;
+      index_of_input_dim0 = index_of_dim0 / scales[0];
+      y_offset = index_of_dim0 - index_of_input_dim0 * scales[0];
+      index_of_input_dim1 = index_of_dim1 / scales[1];
+      x_offset = index_of_dim1 - index_of_input_dim1 * scales[1];
+
+      input_index = index_of_input_dim0 * input_pitches[0] + index_of_input_dim1;
+
+      float x00 = getInputFloat(input_index);
+      float x10, x01, x11;
+
+      bool end_of_dim0 = false;
+      if (index_of_input_dim0 == (${t[0].dims[0]} - 1)) {
+        // It's the end in dimension 0
+        x01 = x00;
+        end_of_dim0 = true;
+      } else {
+        x01 = getInputFloat(input_index + input_pitches[0]);
+      }
+
+      if (index_of_input_dim1 == (input_pitches[0] - 1)) {
+        // It's the end in dimension 1
+        x10 = x00;
+        x11 = x01;
+      }
+      else {
+        x10 = getInputFloat(input_index + 1);
+        x11 = end_of_dim0 ? x10 : getInputFloat(input_index + input_pitches[0] + 1);
+      }
+
+      float y0 = x00 + float(y_offset) * (x01 - x00) / float(scales[0]);
+      float y1 = x10 + float(y_offset) * (x11 - x10) / float(scales[0]);
+      return y0 + float(x_offset) * (y1 - y0) / float(scales[1]);
+    }`;return{...Jc,output:{dims:a,type:t[0].type,textureType:0},shaderSource:g,variables:[{name:"scales",type:"int",arrayLength:n.scales.length,data:n.scales.map(b=>Math.ceil(b))}]}},Bi=(r,t)=>{if(!r||t.opset<9&&r.length!==1||t.opset>=9&&t.opset<11&&r.length!==2||t.opset>=11&&r.length<2)throw new Error("invalid inputs.");if(t.scales.length>0&&r[0].dims.length!==t.scales.length)throw new Error("Invalid input shape.");if(r[0].type==="string")throw new Error("Invalid input tensor types.")},fr=(r,t,n)=>{if(n){for(let e of r)if(e<=0)throw new Error("Scale value should be greater than 0.")}else for(let e of r)if(e<1)throw new Error("Scale value should be greater than or equal to 1.");if((t==="linear"||t==="cubic")&&r.length!==2&&(r.length!==4||r[0]!==1||r[1]!==1))throw new Error(`'Linear' mode and 'Cubic' mode only support 2-D inputs ('Bilinear', 'Bicubic')         or 4-D inputs with the corresponding outermost 2 scale values being 1         in the ${n?"Resize":"Upsample"} opeartor.`)}});var Ui,ji,tf,ef,Cy,Ry,Gy,ky,nf=y(()=>{"use strict";H();C();ue();Re();zi();Ui={name:"Resize",inputNames:["A"],inputTypes:[2]},ji=(r,t,n)=>(Bi(t,n),[r.run({...Ui,cacheHint:n.cacheKey,get:()=>Cy(r,t,n)},t)]),tf=r=>gn(r,10),ef=r=>gn(r,11),Cy=(r,t,n)=>{let e=S(r.session.backend.glContext.version),[o,i]=Ry(t,n);if(o.every(D=>D===1)&&n.coordinateTransformMode!=="tf_crop_and_resize")return{...Ui,output:{dims:i,type:t[0].type,textureType:2},hasMain:!0,shaderSource:`void main() {
+                    vec4 v = ${e.texture2D}(X, TexCoords);
+                    ${e.output} = v;
+                }`};let s=i.length;if(s<2)throw new Error(`output dimension should be at least 2, but got ${s}`);let u=i[s-2],l=i[s-1],c=t[0].dims;if(s!==c.length)throw new Error(`output dimension should match input ${c.length}, but got ${s}`);let d=c[s-2],p=c[s-1],m=o[s-2],g=o[s-1],b="";if(n.mode!=="linear")throw new Error(`resize (packed) does not support mode: '${n.mode}'`);switch(n.coordinateTransformMode){case"asymmetric":b=`
+                    vec4 getSourceFracIndex(ivec4 coords) {
+                        return vec4(coords) / scaleWHWH;
+                    }
+                `;break;case"half_pixel":b=`
+                    vec4 getSourceFracIndex(ivec4 coords) {
+                        return (vec4(coords) + 0.5) / scaleWHWH - 0.5;
+                    }
+                `;break;case"pytorch_half_pixel":b=`
+                    vec4 getSourceFracIndex(ivec4 coords) {
+                        vec4 fcoords = vec4(coords);
+                        return vec4(
+                            ${l}.0 > 1.0 ? (fcoords.x + 0.5) / scaleWHWH.x - 0.5 : 0.0,
+                            ${u}.0 > 1.0 ? (fcoords.y + 0.5) / scaleWHWH.y - 0.5 : 0.0,
+                            ${l}.0 > 1.0 ? (fcoords.z + 0.5) / scaleWHWH.z - 0.5 : 0.0,
+                            ${u}.0 > 1.0 ? (fcoords.w + 0.5) / scaleWHWH.w - 0.5 : 0.0
+                          );
+                    }
+                `;break;case"align_corners":b=`
+                    vec4 getSourceFracIndex(ivec4 coords) {
+                        vec4 resized = vec4(${l}.0 - 1.0, ${u}.0 - 1.0, ${l}.0 - 1.0,
+                            ${u}.0 - 1.0);
+                        vec4 original = vec4(${p}.0 - 1.0, ${d}.0 - 1.0, ${p}.0 - 1.0,
+                            ${d}.0 - 1.0);
+                        vec4 new_scale = original / resized;
+                        return vec4(coords) * new_scale;
+                    }
+                `;break;default:throw new Error(`resize (packed) does not support coordinateTransformMode:                                 '${n.coordinateTransformMode}'`)}let w=it(s),x=le(),A=`
+            const vec2 inputWH = vec2(${d}.0, ${p}.0);
+            const vec4 scaleWHWH = vec4(float(${m}), float(${g}), float(${m}), float(${g}));
+            ${x}
+            ${b}
+            float getAValue(int x10, int r, int c, int d) {
+                return getChannel(getA(x10, r, c, d), vec2(c, d));
+            }
+            void main() {
+                ${w} rc = getOutputCoords();
+
+                int batch = rc[0];
+                int depth = rc[1];
+
+                // retrieve the 4 coordinates that is used in the 4 packed output values.
+                ivec4 coords = ivec4(rc.wz, rc.w + 1, rc.z + 1);
+
+                // calculate the source index in fraction
+                vec4 sourceFrac = getSourceFracIndex(coords);
+
+                // get the lower and upper bound of the 4 values that will be packed into one texel.
+                ivec4 x00 = ivec4(max(sourceFrac.xy, vec2(0.0)), min(inputWH - 1.0, ceil(sourceFrac.xy)));
+                ivec4 x01 = ivec4(max(sourceFrac.xw, vec2(0.0)), min(inputWH - 1.0, ceil(sourceFrac.xw)));
+                ivec4 x10 = ivec4(max(sourceFrac.zy, vec2(0.0)), min(inputWH - 1.0, ceil(sourceFrac.zy)));
+                ivec4 x11 = ivec4(max(sourceFrac.zw, vec2(0.0)), min(inputWH - 1.0, ceil(sourceFrac.zw)));
+
+                bool hasNextRow = rc.w < ${u-1};
+                bool hasNextCol = rc.z < ${l-1};
+
+                // pack x00, x01, x10, x11's top-left corner into one vec4 structure
+                vec4 topLeft = vec4(
+                    getAValue(batch, depth, x00.x, x00.y),
+                    hasNextCol ? getAValue(batch, depth, x01.x, x01.y) : 0.0,
+                    hasNextRow ? getAValue(batch, depth, x10.x, x10.y) : 0.0,
+                    (hasNextRow && hasNextCol) ? getAValue(batch, depth, x11.x, x11.y) : 0.0);
+
+                // pack x00, x01, x10, x11's top-right corner into one vec4 structure
+                vec4 topRight = vec4(
+                    getAValue(batch, depth, x00.x, x00.w),
+                    hasNextCol ? getAValue(batch, depth, x01.x, x01.w) : 0.0,
+                    hasNextRow ? getAValue(batch, depth, x10.x, x10.w) : 0.0,
+                    (hasNextRow && hasNextCol) ? getAValue(batch, depth, x11.x, x11.w) : 0.0);
+
+                // pack x00, x01, x10, x11's bottom-left corner into one vec4 structure
+                vec4 bottomLeft = vec4(
+                    getAValue(batch, depth, x00.z, x00.y),
+                    hasNextCol ? getAValue(batch, depth, x01.z, x01.y) : 0.0,
+                    hasNextRow ? getAValue(batch, depth, x10.z, x10.y) : 0.0,
+                    (hasNextRow && hasNextCol) ? getAValue(batch, depth, x11.z, x11.y) : 0.0);
+
+                // pack x00, x01, x10, x11's bottom-right corner into one vec4 structure
+                vec4 bottomRight = vec4(
+                    getAValue(batch, depth, x00.z, x00.w),
+                    hasNextCol ? getAValue(batch, depth, x01.z, x01.w) : 0.0,
+                    hasNextRow ? getAValue(batch, depth, x10.z, x10.w) : 0.0,
+                    (hasNextRow && hasNextCol) ? getAValue(batch, depth, x11.z, x11.w) : 0.0);
+
+                // calculate the interpolation fraction on u and v direction
+                vec4 frac = vec4(sourceFrac) - floor(sourceFrac);
+                vec4 clampFrac = clamp(frac, vec4(0.0), vec4(1.0));
+
+                vec4 top = mix(topLeft, topRight, clampFrac.ywyw);
+                vec4 bottom = mix(bottomLeft, bottomRight, clampFrac.ywyw);
+                vec4 newValue = mix(top, bottom, clampFrac.xxzz);
+
+                ${e.output} = vec4(newValue);
+            }
+        `;return{...Ui,output:{dims:i,type:t[0].type,textureType:2},hasMain:!0,shaderSource:A}},Ry=(r,t)=>{let e=r[0].dims,o=t.scales,i;if(o.length===0){let s=r[t.scalesInputIdx];if(s&&s.size!==0){if(r[t.sizesInputIdx])throw new Error("Only one of scales or sizes must be provided as input.");o=Gy(s,t.mode,t.isResize)}else{let u=r[t.sizesInputIdx];if(!u||u.size===0)throw new Error("Either scales or sizes MUST be provided as input.");i=Array.from(u.integerData),o=ky(i,e,t.mode,t.isResize)}}else if(r[t.sizesInputIdx])throw new Error("Only one of scales or sizes must be provided as input.");let a=i||e.map((s,u)=>Math.floor(s*o[u]));return[o,a]},Gy=(r,t,n)=>{let e=Array.from(r.floatData);return fr(e,t,n),e},ky=(r,t,n,e)=>{let o=t.length,i=new Array(o);for(let a=0,s=o;a<s;a++)if(t[a]===0){if(r[a]!==0)throw new Error("Input dim is zero but required output dim is non-zero.");i[a]=1}else i[a]=r[a]/t[a];return fr(i,n,e),i}});var rf,My,of=y(()=>{"use strict";Ce();rf=(r,t)=>(My(t),[new Y([t[0].dims.length],"int32",void 0,void 0,new Int32Array(t[0].dims))]),My=r=>{if(!r||r.length!==1)throw new Error("Shape requires 1 input.")}});var Wi,af,sf,uf,Vy,lf,By,zy,cf=y(()=>{"use strict";tt();bn();V();C();Wi={name:"Slice",inputNames:["A"],inputTypes:[0]},af=(r,t,n)=>(Vy(t),[r.run({...Wi,cacheHint:n.cacheKey,get:()=>uf(r,t[0],n)},t)]),sf=r=>{let t=r.attributes.getInts("starts"),n=r.attributes.getInts("ends"),e=r.attributes.getInts("axes",[]);return L({starts:t,ends:n,axes:e})},uf=(r,t,n)=>{let e=n.axes.length===0?t.dims.slice(0).map((d,p)=>p):n.axes,o=I.normalizeAxes(e,t.dims.length),i=n.starts.map((d,p)=>d>t.dims[o[p]]-1?t.dims[o[p]]:I.normalizeAxis(d,t.dims[o[p]])),a=n.ends.map((d,p)=>d>t.dims[o[p]]-1?t.dims[o[p]]:I.normalizeAxis(d,t.dims[o[p]])),s=t.dims.slice(),u=[];for(let d=0;d<o.length;d++)s[o[d]]=a[d]-i[d],i[d]>0&&u.push(`outputIdx[${o[d]}] += ${i[d]};`);let c=`
+      float process(int outputIdx[${s.length}]) {
+        ${u.join(`
+      `)}
+        return _A(outputIdx);
+      }`;return{...Wi,output:{dims:s,type:t.type,textureType:0},shaderSource:c}},Vy=r=>{if(!r||r.length!==1)throw new Error("Slice requires 1 input.");if(ve.indexOf(r[0].type)===-1)throw new Error("Invalid input type.")},lf=(r,t)=>{zy(t);let n=By(r,t);return[r.run({...Wi,cacheHint:n.cacheKey,get:()=>uf(r,t[0],n)},[t[0]])]},By=(r,t)=>{if(!r.session.isInitializer(t[1].dataId)||!r.session.isInitializer(t[2].dataId)||t.length>=4&&!r.session.isInitializer(t[3].dataId)||t.length>=5&&!r.session.isInitializer(t[4].dataId))throw new Error("dynamic slice attributes are not allowed");if(t.length>=5&&t[4].integerData.some(a=>a!==1))throw new Error("currently non-1 steps is not supported for Slice");let n=Array.from(t[1].integerData),e=Array.from(t[2].integerData),o=t.length>=4?Array.from(t[3].integerData):[],i=`${o};${n};${e}`;return{starts:n,ends:e,axes:o,cacheKey:i}},zy=r=>{if(!r||r.length<3||r.length>5)throw new Error("Invalid input number.");if(r[1].type!=="int32"||r[1].dims.length!==1)throw new Error("Invalid input type.");if(r[2].type!=="int32"||r[2].dims.length!==1)throw new Error("Invalid input type.");if(r.length>=4&&(r[3].type!=="int32"||r[3].dims.length!==1))throw new Error("Invalid input type.");if(r.length>=5&&(r[4].type!=="int32"||r[4].dims.length!==1))throw new Error("Invalid input type.")}});var ff,df,pf,hf,mf,bf,gf,yf,Uy,jy,Wy,Tf,_f=y(()=>{"use strict";tt();V();H();C();ur();ff={name:"SoftmaxComputeMax",inputNames:["A"],inputTypes:[0]},df={name:"SoftmaxComputeScale",inputNames:["A","Max"],inputTypes:[0,0]},pf={name:"SoftMax",inputNames:["A","Max","Norm"],inputTypes:[0,0,0]},hf=(r,t,n)=>{Tf(t);let e=t[0].dims.slice(),o=I.normalizeAxis(n.axis,e.length),i=I.sizeToDimension(e,o),a=I.sizeFromDimension(e,o);return yf(r,t,n,i,a)},mf=r=>L({axis:r.attributes.getInt("axis",1)}),bf=r=>L({axis:r.attributes.getInt("axis",-1)}),gf=(r,t,n)=>{Tf(t);let e=t[0].dims.slice(),o=I.normalizeAxis(n.axis,e.length),i=e.length,a=o!==i-1,s=[],u=[],l=[],c;a&&(u=Array.from({length:i}).map((g,b)=>b),u[o]=i-1,u[i-1]=o,u.map(g=>s.push(e[g])),c=L({perm:u}),l=ke(r,t,c));let d=a?I.sizeToDimension(s,i-1):I.sizeToDimension(e,i-1),p=a?I.sizeFromDimension(s,i-1):I.sizeFromDimension(e,i-1),m=yf(r,a?l:t,n,d,p);return a?ke(r,m,c):m},yf=(r,t,n,e,o)=>{let i=Uy(r,t[0],e,o,[e]),a=r.run({...ff,cacheHint:n.cacheKey,get:()=>i},t),s=jy(r,t[0],e,o,i.output.dims,[e]),u=r.run({...df,cacheHint:n.cacheKey,get:()=>s},[t[0],a]),l=Wy(r,t[0],e,o,i.output.dims,s.output.dims);return[r.run({...pf,cacheHint:n.cacheKey,get:()=>l},[t[0],a,u])]},Uy=(r,t,n,e,o)=>{let[i,a]=r.calculateTextureWidthAndHeight(t.dims,0),s=o.length;if(n<1||e<1)throw new Error("Logical row count N and feature count D must be greater than or equal to 1");if(o.length!==1)throw new Error("Dimensionality of the output should be 1");if(o[0]!==n)throw new Error("Shape of the output should be equal to logical row count");let u=S(r.session.backend.glContext.version),l=`
+      float process(int[${s}] indices) {
+        int logical_row_start_offset = indices[0] * ${e};
+
+        float max = getColorAsFloat(${u.texture2D}(A, offsetToCoords(logical_row_start_offset, ${i},
+        ${a} )));
+        for(int i=1; i<${e}; ++i)
+        {
+          float current = getColorAsFloat(${u.texture2D}(A, offsetToCoords(logical_row_start_offset + i,
+            ${i}, ${a})));
+          if(current > max)
+          max = current;
+        }
+
+        return max;
+      }`;return{...ff,output:{dims:o,type:t.type,textureType:0},shaderSource:l}},jy=(r,t,n,e,o,i)=>{let[a,s]=r.calculateTextureWidthAndHeight(t.dims,0),u=i.length;if(n<1||e<1)throw new Error("Logical row count N and feature count D must be greater than or equal to 1");if(i.length!==1)throw new Error("Dimensionality of the output should be 1");if(i[0]!==n)throw new Error("Shape of the output should be equal to logical row count");if(o.length!==1)throw new Error("Dimensionality of the intermediate results should be 1");if(o[0]!==n)throw new Error("Shape of the intermediate results should be equal to logical row count");let l=S(r.session.backend.glContext.version),c=`
+      float process(int[${u}] indices) {
+        int logical_row_start_offset = indices[0] * ${e};
+
+        float norm_factor = 0.0;
+        float max = _Max(indices);
+        for(int i=0; i<${e}; ++i)
+        {
+          norm_factor += exp(getColorAsFloat(${l.texture2D}(A, offsetToCoords(logical_row_start_offset + i,
+            ${a}, ${s}))) - max);
+        }
+
+        return norm_factor;
+      }`;return{...df,output:{dims:i,type:t.type,textureType:0},shaderSource:c}},Wy=(r,t,n,e,o,i)=>{let[a,s]=r.calculateTextureWidthAndHeight(t.dims,0),u=t.dims.length;if(n<1||e<1)throw new Error("Logical row count N and feature count D must be greater than or equal to 1");if(o.length!==1||i.length!==1)throw new Error("Dimensionality of the intermediate results should be 1");if(o[0]!==n||i[0]!==n)throw new Error("Shape of the intermediate results should be equal to logical row count");let l=`
+      float process(int[${u}] indices) {
+
+      // get offset of current logical tensor index from the 2-D texture coordinates (TexCoords)
+      int offset = coordsToOffset(TexCoords, ${a}, ${s});
+
+      //determine the logical row for this index
+      int logical_row_index[1];
+      logical_row_index[0] = offset / ${e};
+
+      float norm_factor = _Norm(logical_row_index);
+
+      // avoid possible division by 0
+      // if norm_facor is 0, all elements are zero
+      // if so, return 0
+      if(norm_factor == 0.0)
+        return 0.0;
+
+      return exp(_A(indices) - _Max(logical_row_index)) / norm_factor;
+    }`;return{...pf,output:{dims:t.dims,type:t.type,textureType:0},shaderSource:l}},Tf=r=>{if(!r||r.length!==1)throw new Error("Softmax requires 1 input.");if(r[0].type!=="float32"&&r[0].type!=="float64")throw new Error("Invalid input type")}});var xf,vf,wf,Hy,qy,Ky,If=y(()=>{"use strict";tt();V();C();xf={name:"Split",inputNames:["A"],inputTypes:[0]},vf=(r,t,n)=>{Ky(t);let e=I.normalizeAxis(n.axis,t[0].dims.length),o=Hy(r,t,e,n),i=[];for(let a=0;a<o;++a)i.push(r.run({...xf,cacheHint:`${n.cacheKey};${a}`,get:()=>qy(r,t[0],n,e,a)},t));return i},wf=r=>{let t=r.attributes.getInt("axis",0),n=r.attributes.getInts("split",[]),e=r.outputs.length;return L({axis:t,split:n,numOutputs:e})},Hy=(r,t,n,e)=>{let[,o]=cn.splitShape(t[0].dims,n,e.split,e.numOutputs);return o.length},qy=(r,t,n,e,o)=>{let[i,a]=cn.splitShape(t.dims,e,n.split,n.numOutputs),s=a[o],u=i[o],c=`
+      float process(int indices[${u.length}]) {
+        indices[${e}] += ${s};
+        return _A(indices);
+      }
+    `;return{...xf,cacheHint:`${n.cacheKey}:${o}`,output:{dims:u,type:t.type,textureType:0},shaderSource:c}},Ky=r=>{if(!r||r.length!==1)throw new Error("Split requires one input.");if(r[0].type!=="int8"&&r[0].type!=="uint8"&&r[0].type!=="int16"&&r[0].type!=="uint16"&&r[0].type!=="int32"&&r[0].type!=="uint32"&&r[0].type!=="float32"&&r[0].type!=="float64"&&r[0].type!=="bool")throw new Error("Invalid input type.")}});var Hi,Of,Pf,Xy,Zy,Sf=y(()=>{"use strict";V();Hi=(r,t,n)=>{Xy(t);let e=I.squeezeShape(t[0].dims,n);return[r.reshapeUnpacked(t[0],e)]},Of=(r,t)=>(Zy(t),Hi(r,[t[0]],Array.from(t[1].integerData))),Pf=r=>r.attributes.getInts("axes"),Xy=r=>{if(!r||r.length!==1)throw new Error("Squeeze requires 1 input.");if(r[0].type==="string")throw new Error("invalid input tensor types.")},Zy=r=>{if(!r||r.length!==2)throw new Error("Squeeze requires 2 inputs.");if(r[1].type!=="int32")throw new Error("Invalid input type.")}});var Af,Jy,Yy,Ef=y(()=>{"use strict";H();C();Af=(r,t)=>{Yy(t);let n={name:"Sum",inputNames:t.map((o,i)=>`X${i}`),inputTypes:new Array(t.length).fill(0)};return[r.run({...n,get:()=>Jy(r,t,n)},t)]},Jy=(r,t,n)=>{let e=S(r.session.backend.glContext.version),o=t[0].dims.slice(),a=`
+      void main() {
+        vec4 result = ${t.map((s,u)=>`${e.texture2D}(X${u},TexCoords)`).join(" + ")};
+        ${e.output} = result;
+      }
+    `;return{...n,output:{dims:o,type:t[0].type,textureType:0},hasMain:!0,shaderSource:a}},Yy=r=>{if(!r||r.length===0)throw new Error("Sum requires inputs.");let t=r[0].dims.length;for(let n=1;n<r.length;n++){if(t!==r[n].dims.length)throw new Error("Input shapes are mismatched.");for(let e=0;e<t;e++)if(r[0].dims[e]!==r[n].dims[e])throw new Error("Input shapes are not matched.")}if(r[0].type!=="float32"&&r[0].type!=="float64")throw new Error("Invalid input type.");for(let n=1;n<r.length;n++)if(r[0].type!==r[n].type)throw new Error("Input types are not matched.")}});var Df,Qy,tT,Lf=y(()=>{"use strict";bn();C();Df=(r,t)=>{tT(t);let n={name:"Tile",inputNames:["A"],inputTypes:[0]};return[r.run({...n,get:()=>Qy(r,t,n)},t)]},Qy=(r,t,n)=>{let e=t[0].dims.slice(),o=new Array(e.length),i=[];for(let u=0;u<e.length;u++)o[u]=e[u]*t[1].numberData[u],i.push(`inputIdx[${u}] = int(mod(float(outputIdx[${u}]), ${e[u]}.));`);let a=o.length,s=`
+      float process(int outputIdx[${a}]) {
+        int inputIdx[${a}];
+        ${i.join(`
+`)}
+        return _A(inputIdx);
+      }
+    `;return{...n,output:{dims:o,type:t[0].type,textureType:0},shaderSource:s}},tT=r=>{if(!r||r.length!==2)throw new Error("Tile requires 2 input.");if(r[1].dims.length!==1)throw new Error("The second input shape must 1 dimension.");if(r[1].dims[0]!==r[0].dims.length)throw new Error("Invalid input shape.");if(ve.indexOf(r[0].type)===-1)throw new Error("Invalid input type.");if(r[1].type!=="int32"&&r[1].type!=="int16")throw new Error("Invalid repeat type.")}});var qi,$f,Nf,eT,nT,Ff=y(()=>{"use strict";V();qi=(r,t,n)=>{eT(t);let e=I.unsqueezeShape(t[0].dims,n);return[r.reshapeUnpacked(t[0],e)]},$f=(r,t)=>(nT(t),qi(r,[t[0]],Array.from(t[1].integerData))),Nf=r=>r.attributes.getInts("axes"),eT=r=>{if(!r||r.length!==1)throw new Error("Unsqueeze requires 1 input.");if(r[0].type==="string")throw new Error("invalid input tensor types.")},nT=r=>{if(!r||r.length!==2)throw new Error("Unsqueeze requires 2 inputs.");if(r[1].type!=="int32")throw new Error("Invalid input type.")}});var Cf,Rf=y(()=>{"use strict";Wu();ol();sl();pl();ir();Zl();nc();ic();uc();dc();mc();Tc();wc();ar();Sc();Vc();Kc();Zc();nf();of();cf();_f();If();Sf();Ef();Lf();ur();Di();Ff();zi();Cf=[["Abs","","6+",hl],["Acos","","7+",ml],["Add","","7+",Hu],["And","","7+",qu],["Asin","","7+",bl],["Atan","","7+",gl],["AveragePool","","7+",Ec,Dc],["BatchNormalization","","7+",Uu,ju],["Cast","","6+",il,al],["Ceil","","6+",_l],["Clip","","6-10",Ai,yl],["Clip","","11+",Tl],["Concat","","4+",cl,dl],["Conv","","1+",Ri,Gi],["ConvTranspose","","1+",Kl,Xl],["Cos","","7+",xl],["Div","","7+",Ku],["Dropout","","7+",Ei],["DepthToSpace","","1+",tc,ec],["Equal","","7+",Xu],["Elu","","6+",vl,wl],["Exp","","6+",Il],["Flatten","","1+",rc,oc],["Floor","","6+",Ol],["FusedConv","com.microsoft","1+",Ri,Gi],["Gather","","1+",ac,sc],["Gemm","","7-10",ki,cc],["Gemm","","11+",ki,fc],["GlobalAveragePool","","1+",$c,Nc],["GlobalMaxPool","","1+",kc],["Greater","","7+",Zu],["Identity","","1+",Ei],["ImageScaler","","1+",pc,hc],["InstanceNormalization","","6+",gc,yc],["LeakyRelu","","6+",Pl,Sl],["Less","","7+",Ju],["LRN","","1+",_c,xc],["Log","","6+",Al],["MatMul","","1+",Bl,zl],["MaxPool","","1+",Fc,Cc],["Mul","","7+",Yu],["Neg","","6+",El],["Not","","1+",Dl],["Or","","7+",Qu],["Pad","","2-10",Mi,Ic],["Pad","","11+",Oc,Pc],["Pow","","7+",tl],["PRelu","","7+",el],["ReduceLogSum","","1+",Hc,we],["ReduceMax","","1+",Uc,we],["ReduceMean","","1+",zc,we],["ReduceMin","","1+",jc,we],["ReduceProd","","1+",Wc,we],["ReduceSum","","1-12",Bc,we],["ReduceSumSquare","","1+",qc,we],["Relu","","6+",Ll],["Reshape","","5+",Xc],["Resize","","10",ji,tf],["Resize","","11+",ji,ef],["Shape","","1+",rf],["Sigmoid","","6+",$l],["Sin","","7+",Nl],["Slice","","10+",lf],["Slice","","1-9",af,sf],["Softmax","","1-12",hf,mf],["Softmax","","13+",gf,bf],["Split","","2-12",vf,wf],["Sqrt","","6+",Fl],["Squeeze","","1-12",Hi,Pf],["Squeeze","","13+",Of],["Sub","","7+",nl],["Sum","","6+",Af],["Tan","","7+",Cl],["Tanh","","6+",Rl],["Tile","","6+",Df],["Transpose","","1+",ke,Yl],["Upsample","","7-8",Vi,Yc],["Upsample","","9",Vi,Qc],["Unsqueeze","","1-12",qi,Nf],["Unsqueeze","","13+",$f],["Xor","","7+",rl]]});function kf(r){let t={},n;for(;(n=Gf.exec(r))!==null;){let e=n[3].split(",").map(o=>{let i=o.trim().split(" ");return i&&i.length===2?{type:i[0],name:i[1]}:null}).filter(o=>o!==null);t[n[2]]={params:e,body:n[4]}}for(let e in t){let o=rT.replace("__FUNC__",e),i=new RegExp(o,"gm");for(;(n=i.exec(r))!==null;){let a=n[1],s=n[2],u=n[3].split(","),l=a?`${a} ${s};`:"",c=t[e].body,d="";t[e].params.forEach((m,g)=>{m&&(d+=`${m.type} ${m.name} = ${u[g]};
+`)}),c=`${d}
+ ${c}`,c=c.replace("return",`${s} = `);let p=`
+      ${l}
+      {
+        ${c}
+      }
+      `;r=r.replace(n[0],p)}}return r=r.replace(Gf,""),r}var Gf,rT,Mf=y(()=>{"use strict";Gf=/@inline[\s\n\r]+(\w+)[\s\n\r]+([0-9a-zA-Z_]+)\s*\(([^)]*)\)\s*{(([^}]|[\n\r])*)}/gm,rT="(\\w+)?\\s+([_0-9a-zA-Z]+)\\s+=\\s+__FUNC__\\((.*)\\)\\s*;"});function Je(r,t){let n=[],e=[],o=t!=null&&Array.isArray(t)&&t.length===0,i=t==null||o?null:oT(t,r).sort(),a=0;for(let s=0;s<r.length;++s){if(i!=null){if(i[a]===s&&r[s]!==1)throw new Error(`Can't squeeze axis ${s} since its dim '${r[s]}' is not 1`);(i[a]==null||i[a]>s)&&r[s]===1&&(n.push(r[s]),e.push(s)),i[a]<=s&&a++}r[s]!==1&&(n.push(r[s]),e.push(s))}return{newShape:n,keptDims:e}}function oT(r,t){let n=t.length;return r=r==null?t.map((e,o)=>o):[].concat(r),We(r.every(e=>e>=-n&&e<n),()=>`All values in axis param must be in range [-${n}, ${n}) but got axis ${r}`),We(r.every(iT),()=>`All values in axis param must be integers but got axis ${r}`),r.map(e=>e<0?n+e:e)}function iT(r){return r%1===0}function aT(r){if(r.length===0)return 1;let t=r[0];for(let n=1;n<r.length;n++)t*=r[n];return t}function Vf(r){let t=Math.ceil(Math.sqrt(r));return[t,Math.ceil(r/t)]}var dr,Ki=y(()=>{"use strict";dt();V();dr=class{constructor(t){this.maxTextureSize=t}computeTextureWH(t,n){let e=this.computeTexture(t,n);return n&&n.isPacked&&(e[0]/=2,e[1]/=2),n&&n.reverseWH?[e[1],e[0]]:e}computeTexture(t,n){let e=n&&n.isPacked;if(t.length===0)return e?[2,2]:[1,1];let o=this.maxTextureSize;if(n&&n.breakAxis!==void 0){let s=n.breakAxis>=t.length?1:t.slice(n.breakAxis).reduce((l,c)=>l*c),u=n.breakAxis<=0?1:t.slice(0,n.breakAxis).reduce((l,c)=>l*c);if(s>o||u>o)B.verbose("TextureLayout",`Given width/height preferences were unattainable: shape:${t}, breakAxis:${n.breakAxis}`);else return[s,u]}let i=t.slice(0);e&&(o=o*2,i=i.map((s,u)=>u>=i.length-2?i[u]%2===0?i[u]:i[u]+1:i[u]),i.length===1&&(i=[2,i[0]])),i.length!==2&&(i=Je(i).newShape);let a=aT(i);return i.length<=1&&a<=o?[1,a]:i.length===2&&i[0]<=o&&i[1]<=o?i:i.length===3&&i[0]*i[1]<=o&&i[2]<=o?[i[0]*i[1],i[2]]:i.length===3&&i[0]<=o&&i[1]*i[2]<=o?[i[0],i[1]*i[2]]:i.length===4&&i[0]*i[1]*i[2]<=o&&i[3]<=o?[i[0]*i[1]*i[2],i[3]]:i.length===4&&i[0]<=o&&i[1]*i[2]*i[3]<=o?[i[0],i[1]*i[2]*i[3]]:e?Vf(a/4).map(s=>s*2):Vf(a)}}});var pr,Bf=y(()=>{"use strict";V();he();H();Ki();ue();pr=class extends yt{constructor(t){super(t)}getFunctions(){return{...this.offsetToCoords(),...this.coordsToOffset(),...this.toVec(),...this.valueFrom(),...this.getCommonUtilFuncs(),...this.getInputsSamplingSnippets(),...this.getOutputSamplingSnippet()}}getCustomTypes(){return{}}offsetToCoords(){let t="offsetToCoords";return{offsetToCoords:new v(`
+      vec2 ${t}(int offset, int width, int height) {
+        int t = offset / width;
+        int s = offset - t*width;
+        vec2 coords = (vec2(s,t) + vec2(0.5,0.5)) / vec2(width, height);
+        return coords;
+      }
+      `)}}coordsToOffset(){let t="coordsToOffset";return{coordsToOffset:new v(`
+      int ${t}(vec2 coords, int width, int height) {
+        float s = coords.s * float(width);
+        float t = coords.t * float(height);
+        int offset = int(t) * width + int(s);
+        return offset;
+      }
+      `)}}getOutputSamplingSnippet(){let t=this.context.outputTextureLayout;return t.isPacked?this.getPackedOutputSamplingSnippet(t):this.getUnpackedOutputSamplingSnippet(t)}getPackedOutputSamplingSnippet(t){let n=t.unpackedShape,e=[t.width,t.height],o={},i="getOutputCoords";switch(n.length){case 0:o[i]=this.getOutputScalarCoords();break;case 1:o[i]=this.getOutputPacked1DCoords(n,e);break;case 2:o[i]=this.getOutputPacked2DCoords(n,e);break;case 3:o[i]=this.getOutputPacked3DCoords(n,e);break;default:o[i]=this.getOutputPackedNDCoords(n,e)}let s=`
+      void setOutput(vec4 val) {
+        ${S(this.context.glContext.version).output} = val;
+      }
+    `,u="floatTextureSetRGBA";return o[u]=new v(s),o}getUnpackedOutputSamplingSnippet(t){let n=t.unpackedShape,e=[t.width,t.height],o={},i="getOutputCoords";switch(n.length){case 0:o[i]=this.getOutputScalarCoords();break;case 1:o[i]=this.getOutputUnpacked1DCoords(n,e);break;case 2:o[i]=this.getOutputUnpacked2DCoords(n,e);break;case 3:o[i]=this.getOutputUnpacked3DCoords(n,e);break;case 4:o[i]=this.getOutputUnpacked4DCoords(n,e);break;case 5:o[i]=this.getOutputUnpacked5DCoords(n,e);break;case 6:o[i]=this.getOutputUnpacked6DCoords(n,e);break;default:throw new Error(`Unsupported output dimensionality: ${n.length}`)}let s=`
+        void setOutput(float val) {
+          ${S(this.context.glContext.version).output} = vec4(val, 0, 0, 0);
+        }
+    `,u="floatTextureSetR";return o[u]=new v(s),o}getOutputScalarCoords(){return new v(`
+      int getOutputCoords() {
+        return 0;
+      }
+    `)}getOutputPacked1DCoords(t,n){let e=n,o="";return e[0]===1?(o=`
+          int getOutputCoords() {
+            return 2 * int(TexCoords.y * ${e[1]}.0);
+          }
+        `,new v(o)):e[1]===1?(o=`
+          int getOutputCoords() {
+            return 2 * int(TexCoords.x * ${e[0]}.0);
+          }
+        `,new v(o)):(o=`
+        int getOutputCoords() {
+          ivec2 resTexRC = ivec2(TexCoords.xy *
+                                 vec2(${e[0]}, ${e[1]}));
+          return 2 * (resTexRC.y * ${e[0]} + resTexRC.x);
+        }
+      `,new v(o))}getOutputPacked2DCoords(t,n){let e="";if(Le.arraysEqual(t,n))return e=`
+        ivec2 getOutputCoords() {
+          return 2 * ivec2(TexCoords.xy * vec2(${n[0]}, ${n[1]}));
+        }
+      `,new v(e);let o=n,i=Math.ceil(t[1]/2);return e=`
+        ivec2 getOutputCoords() {
+          ivec2 resTexRC = ivec2(TexCoords.xy *
+                                vec2(${o[0]}, ${o[1]}));
+
+          int index = resTexRC.y * ${o[0]} + resTexRC.x;
+
+          // reverse r and c order for packed texture
+          int r = imod(index, ${i}) * 2;
+          int c = 2 * (index / ${i});
+
+          return ivec2(r, c);
+        }
+      `,new v(e)}getOutputPacked3DCoords(t,n){let e=[n[0],n[1]],o=Math.ceil(t[2]/2),i=o*Math.ceil(t[1]/2),a=`
+        ivec3 getOutputCoords() {
+          ivec2 resTexRC = ivec2(TexCoords.xy *
+                                vec2(${e[0]}, ${e[1]}));
+          int index = resTexRC.y * ${e[0]} + resTexRC.x;
+
+          int b = index / ${i};
+          index -= b * ${i};
+
+          // reverse r and c order for packed texture
+          int r = imod(index, ${o}) * 2;
+          int c = 2 * (index / ${o});
+
+          return ivec3(b, r, c);
+        }
+      `;return new v(a)}getOutputPackedNDCoords(t,n){let e=[n[0],n[1]],o=Math.ceil(t[t.length-1]/2),i=o*Math.ceil(t[t.length-2]/2),a=i,s="",u="b, r, c";for(let c=2;c<t.length-1;c++)a*=t[t.length-c-1],s=`
+      int b${c} = index / ${a};
+      index -= b${c} * ${a};
+    `+s,u=`b${c}, `+u;let l=`
+      ivec${t.length} getOutputCoords() {
+        ivec2 resTexRC = ivec2(TexCoords.xy *
+                              vec2(${e[0]}, ${e[1]}));
+        int index = resTexRC.y * ${e[0]} + resTexRC.x;
+
+        ${s}
+
+        int b = index / ${i};
+        index -= b * ${i};
+
+        // reverse r and c order for packed texture
+        int r = imod(index, ${o}) * 2;
+        int c = 2 * (index / ${o});
+
+        return ivec${t.length}(${u});
+      }
+    `;return new v(l)}getOutputUnpacked1DCoords(t,n){let e=`
+        int getOutputCoords() {
+          ivec2 resTexRC = ivec2(TexCoords.xy *
+                                vec2(${n[0]}, ${n[1]}));
+          return resTexRC.y * ${n[0]} + resTexRC.x;
+        }
+      `;return new v(e)}getOutputUnpacked2DCoords(t,n){let e=`
+        ivec2 getOutputCoords() {
+          ivec2 resTexRC = ivec2(TexCoords.xy *
+                                vec2(${n[0]}, ${n[1]}));
+          int index = resTexRC.y * ${n[0]} + resTexRC.x;
+          int r = index / ${t[1]};
+          int c = index - r * ${t[1]};
+          return ivec2(r, c);
+        }
+      `;return new v(e)}getOutputUnpacked3DCoords(t,n){let e="",o=t.length,i=null;o<2&&(i=[]),i=new Array(o-1),i[o-2]=t[o-1];for(let u=o-3;u>=0;--u)i[u]=i[u+1]*t[u+1];let a=["r","c","d"],s=i.map((u,l)=>{let c=`int ${a[l]} = index / ${u}`,d=l===i.length-1?`int ${a[l+1]} = index - ${a[l]} * ${u}`:`index -= ${a[l]} * ${u}`;return`${c}; ${d};`}).join("");return e=`
+        ivec3 getOutputCoords() {
+          ivec2 resTexRC = ivec2(TexCoords.xy *
+                                vec2(${n[0]}, ${n[1]}));
+          int index = resTexRC.y * ${n[0]} + resTexRC.x;
+          ${s}
+          return ivec3(r, c, d);
+        }
+      `,new v(e)}getOutputUnpacked4DCoords(t,n){let e="",o=t.length,i=null;o<2&&(i=[]),i=new Array(o-1),i[o-2]=t[o-1];for(let u=o-3;u>=0;--u)i[u]=i[u+1]*t[u+1];let a=["r","c","d","d2"],s=i.map((u,l)=>{let c=`int ${a[l]} = index / ${u}`,d=l===i.length-1?`int ${a[l+1]} = index - ${a[l]} * ${u}`:`index -= ${a[l]} * ${u}`;return`${c}; ${d};`}).join("");return e=`
+      ivec4 getOutputCoords() {
+          ivec2 resTexRC = ivec2(TexCoords.xy *
+                                vec2(${n[0]}, ${n[1]}));
+          int index = resTexRC.y * ${n[0]} + resTexRC.x;
+          ${s}
+          return ivec4(r, c, d, d2);
+        }
+      `,new v(e)}getOutputUnpacked5DCoords(t,n){let e="",o=t.length,i=null;o<2&&(i=[]),i=new Array(o-1),i[o-2]=t[o-1];for(let u=o-3;u>=0;--u)i[u]=i[u+1]*t[u+1];let a=["r","c","d","d2","d3"],s=i.map((u,l)=>{let c=`int ${a[l]} = index / ${u}`,d=l===i.length-1?`int ${a[l+1]} = index - ${a[l]} * ${u}`:`index -= ${a[l]} * ${u}`;return`${c}; ${d};`}).join("");return e=`
+      ivec5 getOutputCoords() {
+          ivec2 resTexRC = ivec2(TexCoords.xy *
+                                vec2(${n[0]}, ${n[1]}));
+          int index = resTexRC.y * ${n[0]} + resTexRC.x;
+          ${s}
+          return ivec5(r, c, d, d2, d3);
+        }
+      `,new v(e)}getOutputUnpacked6DCoords(t,n){let e="",o=t.length,i=null;o<2&&(i=[]),i=new Array(o-1),i[o-2]=t[o-1];for(let u=o-3;u>=0;--u)i[u]=i[u+1]*t[u+1];let a=["r","c","d","d2","d3","d4"],s=i.map((u,l)=>{let c=`int ${a[l]} = index / ${u}`,d=l===i.length-1?`int ${a[l+1]} = index - ${a[l]} * ${u}`:`index -= ${a[l]} * ${u}`;return`${c}; ${d};`}).join("");return e=`
+     ivec6 getOutputCoords() {
+         ivec2 resTexRC = ivec2(TexCoords.xy *
+                               vec2(${n[0]}, ${n[1]}));
+         int index = resTexRC.y * ${n[0]} + resTexRC.x;
+         ${s}
+         return ivec6(r, c, d, d2, d3, d4);
+       }
+     `,new v(e)}getCommonUtilFuncs(){let t={},n="uvFromFlat";t[n]=new v(`
+    vec2 uvFromFlat(int texNumR, int texNumC, int index) {
+      int texC = index / texNumR;
+      int texR = index - texC * texNumR;
+      // TODO: swap texR, texC order in following function so row is corresponding to u and column is corresponding to
+      //       v.
+      return (vec2(texR, texC) + halfCR) / vec2(texNumR, texNumC);
+    }
+    `),n="packedUVfrom1D",t[n]=new v(`
+      vec2 packedUVfrom1D(int texNumR, int texNumC, int index) {
+        int texelIndex = index / 2;
+        int texR = texelIndex / texNumC;
+        int texC = texelIndex - texR * texNumC;
+        return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);
+      }
+      `),n="packedUVfrom2D",t[n]=new v(`
+      vec2 packedUVfrom2D(int texNumR, int texNumC, int texelsInLogicalRow, int row, int col) {
+        int texelIndex = (row / 2) * texelsInLogicalRow + (col / 2);
+        int texR = texelIndex / texNumC;
+        int texC = texelIndex - texR * texNumC;
+        return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);
+      }
+      `),n="packedUVfrom3D",t[n]=new v(`
+      vec2 packedUVfrom3D(int texNumR, int texNumC,
+          int texelsInBatch, int texelsInLogicalRow, int b,
+          int row, int col) {
+        int index = b * texelsInBatch + (row / 2) * texelsInLogicalRow + (col / 2);
+        int texR = index / texNumC;
+        int texC = index - texR * texNumC;
+        return (vec2(texC, texR) + halfCR) / vec2(texNumC, texNumR);
+      }
+      `),n="sampleTexture";let e=S(this.context.glContext.version);return t[n]=new v(`
+        float sampleTexture(sampler2D textureSampler, vec2 uv) {
+            return ${e.texture2D}(textureSampler, uv).r;
+        }`),t}getInputsSamplingSnippets(){let t={},n=this.context.outputTextureLayout;return this.context.programInfo.inputNames.forEach((e,o)=>{let i=this.context.inputTextureLayouts[o],a=Yn(e);i.isPacked?t[a]=this.getPackedSamplerFromInput(a,e,i):t[a]=this.getUnpackedSamplerFromInput(a,e,i);let s=Su(e);i.unpackedShape.length<=n.unpackedShape.length&&(i.isPacked?t[s]=this.getPackedSamplerAtOutputCoords(s,i,n,e):t[s]=this.getUnpackedSamplerAtOutputCoords(s,i,n,e))}),t}getPackedSamplerAtOutputCoords(t,n,e,o){let i=n.unpackedShape,a=e.unpackedShape,u=Yn(o),l=i.length,c=a.length,d=ot.getBroadcastDims(i,a),p=it(c),m=c-l,g,b=St();l===0?g="":c<2&&d.length>=1?g="coords = 0;":g=d.map(Ie=>`coords.${b[Ie+m]} = 0;`).join(`
+`);let w="";c<2&&l>0?w="coords":w=i.map((Ie,Ve)=>`coords.${b[Ve+m]}`).join(", ");let x="return outputValue;",D=I.size(i)===1,F=I.size(a)===1;if(l===1&&!D&&!F)x=`
+        return vec4(outputValue.xy, outputValue.xy);
+      `;else if(D&&!F)c===1?x=`
+          return vec4(outputValue.x, outputValue.x, 0., 0.);
+        `:x=`
+          return vec4(outputValue.x);
+        `;else if(d.length){let Ie=l-2,Ve=l-1;d.indexOf(Ie)>-1&&d.indexOf(Ve)>-1?x="return vec4(outputValue.x);":d.indexOf(Ie)>-1?x="return vec4(outputValue.x, outputValue.y, outputValue.x, outputValue.y);":d.indexOf(Ve)>-1&&(x="return vec4(outputValue.xx, outputValue.zz);")}let xt=`
+        int lastDim = coords.${b[c-1]};
+        coords.${b[c-1]} = coords.${b[c-2]};
+        coords.${b[c-2]} = lastDim;
+      `,At=`
+      vec4 ${t}() {
+        ${p} coords = getOutputCoords();
+        ${xt}
+        ${g}
+        vec4 outputValue = ${u}(${w});
+        ${x}
+      }
+    `;return new v(At,["coordinates.getOutputCoords"])}getUnpackedSamplerAtOutputCoords(t,n,e,o){let i=[e.width,e.height],a=[n.width,n.height],s=n.unpackedShape.length,u=e.unpackedShape.length,l=n.unpackedShape,c=e.unpackedShape,d=Yn(o);if(s===u&&Le.arraysEqual(a,i)){let D=`
+          float ${t}() {
+            return sampleTexture(${o}, TexCoords);
+          }
+        `;return new v(D,["coordinates.sampleTexture"])}let p=it(u),m=ot.getBroadcastDims(l,c),g=u-s,b,w=St();s===0?b="":u<2&&m.length>=1?b="coords = 0;":b=m.map(D=>`coords.${w[D+g]} = 0;`).join(`
+`);let x="";u<2&&s>0?x="coords":x=n.unpackedShape.map((D,q)=>`coords.${w[q+g]}`).join(", ");let A=`
+        float ${t}() {
+          ${p} coords = getOutputCoords();
+          ${b}
+          return ${d}(${x});
+        }
+      `;return new v(A,["coordinates.getOutputCoords"])}getPackedSamplerFromInput(t,n,e){switch(e.unpackedShape.length){case 0:return this.getPackedSamplerScalar(t,n);case 1:return this.getPackedSampler1D(t,n,e);case 2:return this.getPackedSampler2D(t,n,e);case 3:return this.getPackedSampler3D(t,n,e);default:return this.getPackedSamplerND(t,n,e)}}getUnpackedSamplerFromInput(t,n,e){let o=e.unpackedShape;switch(o.length){case 0:return this.getUnpackedSamplerScalar(t,n,e);case 1:return this.getUnpackedSampler1D(t,n,e);case 2:return this.getUnpackedSampler2D(t,n,e);case 3:return this.getUnpackedSampler3D(t,n,e);case 4:return this.getUnpackedSampler4D(t,n,e);case 5:return this.getUnpackedSampler5D(t,n,e);case 6:return this.getUnpackedSampler6D(t,n,e);default:throw new Error(`Unsupported dimension ${o.length}-D`)}}getPackedSamplerScalar(t,n){let e=S(this.context.glContext.version),o=`
+          vec4 ${t}() {
+            return ${e.texture2D}(${n}, halfCR);
+          }
+        `;return new v(o)}getPackedSampler1D(t,n,e){let o=[e.width,e.height],i=[o[1],o[0]],a=S(this.context.glContext.version),u=`vec4 ${t}(int index) {
+      vec2 uv = packedUVfrom1D(
+      ${i[0]}, ${i[1]}, index);
+      return ${a.texture2D}(${n}, uv);
+    }`;return new v(u,["coordinates.packedUVfrom1D"])}getPackedSampler2D(t,n,e){let o=e.unpackedShape,i=[e.width,e.height],a=S(this.context.glContext.version),s=i[0],u=i[1];if(i!=null&&Le.arraysEqual(o,i)){let m=`vec4 ${t}(int row, int col) {
+        vec2 uv = (vec2(col, row) + halfCR) / vec2(${u}.0, ${s}.0);
+        return ${a.texture2D}(${n}, uv);
+      }`;return new v(m)}let l=i,c=Math.ceil(o[1]/2),p=`vec4 ${t}(int row, int col) {
+      vec2 uv = packedUVfrom2D(${l[1]}, ${l[0]}, ${c}, row, col);
+      return ${a.texture2D}(${n}, uv);
+    }`;return new v(p,["coordinates.packedUVfrom2D"])}getPackedSampler3D(t,n,e){let o=e.unpackedShape,i=[e.width,e.height],a=[i[0],i[1]],s=S(this.context.glContext.version);if(o[0]===1){let g=o.slice(1),b=[1,2],w=He(o,g),x=["b","row","col"],A=JSON.parse(JSON.stringify(e));A.unpackedShape=w;let D=this.getPackedSamplerFromInput(t,n,A),F=`${D.routineBody}
+      vec4 ${t}(int b, int row, int col) {
+        return ${t}(${qe(x,b)});
+      } `;return new v(F,D.dependencies)}let u=a[0],l=a[1],c=Math.ceil(o[2]/2),d=c*Math.ceil(o[1]/2),m=`vec4 ${t}(int b, int row, int col) {
+      vec2 uv = packedUVfrom3D(
+        ${l}, ${u}, ${d}, ${c}, b, row, col);
+      return ${s.texture2D}(${n}, uv);}`;return new v(m,["coordinates.packedUVfrom3D"])}getPackedSamplerND(t,n,e){let o=e.unpackedShape,i=o.length,a=[e.width,e.height],s=S(this.context.glContext.version),u=[a[0],a[1]],l=u[1],c=u[0],d=Math.ceil(o[i-1]/2),p=d*Math.ceil(o[i-2]/2),m="int b, int row, int col",g=`b * ${p} + (row / 2) * ${d} + (col / 2)`;for(let x=2;x<i-1;x++)m=`int b${x}, `+m,p*=o[i-x-1],g=`b${x} * ${p} + `+g;let w=`vec4 ${t}(${m}) {
+      int index = ${g};
+      int texR = index / ${c};
+      int texC = index - texR * ${c};
+      vec2 uv = (vec2(texC, texR) + halfCR) / vec2(${c}, ${l});
+      return ${s.texture2D}(${n}, uv);
+    }`;return new v(w)}getUnpackedSamplerScalar(t,n,e){let[o,i]=[e.width,e.height];if(o===1&&i===1){let s=`
+          float ${t}() {
+            return sampleTexture(${n}, halfCR);
+          }
+        `;return new v(s,["coordinates.sampleTexture"])}let a=`
+        float ${t}() {
+          int offset_${n} = coordsToOffset(TexCoords, ${o}, ${i});
+          vec2 uv = uvFromFlat(${o}, ${i}, offset_${n});
+          return sampleTexture(${n}, uv);
+        }
+      `;return new v(a,["coordinates.uvFromFlat","coordinates.sampleTexture","coordinates.coordsToOffset"])}getUnpackedSampler1D(t,n,e){let o=e.width,i=e.height;if(i===1&&o===1){let s=`
+        float ${t}(int index) {
+          return sampleTexture(${n}, halfCR);
+        }
+      `;return new v(s,["coordinates.sampleTexture"])}if(i===1){let s=`
+          float ${t}(int index) {
+            vec2 uv = vec2((float(index) + 0.5) / ${o}.0, 0.5);
+            return sampleTexture(${n}, uv);
+          }
+        `;return new v(s,["coordinates.sampleTexture"])}if(o===1){let s=`
+          float ${t}(int index) {
+            vec2 uv = vec2(0.5, (float(index) + 0.5) / ${i}.0);
+            return sampleTexture(${n}, uv);
+          }
+        `;return new v(s,["coordinates.sampleTexture"])}let a=`
+        float ${t}(int index) {
+          vec2 uv = uvFromFlat(${o}, ${i}, index);
+          return sampleTexture(${n}, uv);
+        }
+      `;return new v(a,["coordinates.uvFromFlat","coordinates.sampleTexture"])}getUnpackedSampler2D(t,n,e){let o=e.unpackedShape,i=[e.height,e.width];if(i!=null&&Le.arraysEqual(o,i)){let p=i[1],m=i[0],g=`
+          float ${t}(int row, int col) {
+            vec2 uv = (vec2(row, col) + halfCR) / vec2(${p}.0, ${m}.0);
+            return sampleTexture(${n}, uv);
+          }
+        `;return new v(g,["coordinates.sampleTexture"])}let{newShape:a,keptDims:s}=Je(o),u=a;if(u.length<o.length){let p=He(o,u),m=JSON.parse(JSON.stringify(e));m.unpackedShape=p;let g=["col","row"],b=`
+          ${this.getUnpackedSamplerFromInput(t,n,m).routineBody}
+          float ${t}(int row, int col) {
+            return ${t}(${qe(g,s)});
+          }
+        `;return new v(b,["coordinates.sampleTexture"])}let l=i[1],c=i[0];if(c===1){let p=`
+          float ${t}(int row, int col) {
+            int offset_${n} = coordsToOffset(TexCoords, ${l}, ${c});
+            float index = dot(vec3(row, col, offset_${n}), vec3(${o[1]}, 1, 1));
+            vec2 uv = vec2(0.5, (index + 0.5) / ${l}.0);
+            return sampleTexture(${n}, uv);
+          }
+        `;return new v(p,["coordinates.sampleTexture","coordinates.coordsToOffset"])}if(l===1){let p=`
+          float ${t}(int row, int col) {
+            int offset_${n} = coordsToOffset(TexCoords, ${l}, ${c});
+            float index = dot(vec3(row, col, offset_${n}), vec3(${o[1]}, 1, 1));
+            vec2 uv = vec2((index + 0.5) / ${c}.0, 0.5);
+            return sampleTexture(${n}, uv);
+          }
+        `;return new v(p,["coordinates.sampleTexture","coordinates.coordsToOffset"])}let d=`
+        float ${t}(int row, int col) {
+          int index = col * ${o[1]} + row;
+          vec2 uv = uvFromFlat(${l}, ${c}, index);
+          return sampleTexture(${n}, uv);
+        }
+      `;return new v(d,["coordinates.uvFromFlat","coordinates.sampleTexture","coordinates.coordsToOffset"])}getUnpackedSampler3D(t,n,e){let o=e.unpackedShape,i=o[1]*o[2],a=o[2],{newShape:s,keptDims:u}=Je(o),l=s;if(l.length<o.length){let m=He(o,l),g=["batch","col","row"],b=JSON.parse(JSON.stringify(e));b.unpackedShape=m;let w=this.getUnpackedSamplerFromInput(t,n,b),x=u.reverse(),A=`
+          ${w.routineBody}
+          float ${t}(int batch, int row, int col) {
+            return ${t}(${qe(g,x)});
+          }
+        `;return new v(A,w.dependencies)}let c=e.width,d=e.height,p=`
+          float ${t}(int depth, int row, int col) {
+            // Explicitly use integer operations as dot() only works on floats.
+            int index = depth * ${i} + col * ${a} + row;
+            vec2 uv = uvFromFlat(${c}, ${d}, index);
+            return sampleTexture(${n}, uv);
+          }
+      `;return new v(p,["coordinates.uvFromFlat","coordinates.sampleTexture","coordinates.coordsToOffset"])}getUnpackedSampler4D(t,n,e){let o=e.unpackedShape,i=o[3],a=o[2]*i,s=o[1]*a,u=e.width,l=e.height,c=`
+        float ${t}(int row, int col, int depth, int depth2) {
+          int index = row * ${s} + col * ${a} +
+              depth2 * ${i} + depth;
+          vec2 uv = uvFromFlat(${u}, ${l}, index);
+          return sampleTexture(${n}, uv);
+        }
+      `;return new v(c,["coordinates.uvFromFlat","coordinates.sampleTexture"])}getUnpackedSampler5D(t,n,e){let o=e.unpackedShape,i=o[4],a=o[3]*i,s=o[2]*a,u=o[1]*s,{newShape:l,keptDims:c}=Je(o);if(l.length<o.length){let g=He(o,l),b=["row","col","depth","depth2","depth3"],w=JSON.parse(JSON.stringify(e));w.unpackedShape=g;let x=`
+          ${this.getUnpackedSamplerFromInput(t,n,w).routineBody}
+          float ${t}(int row, int col, int depth, int depth2, int depth3) {
+            return ${t}(${qe(b,c)});
+          }
+        `;return new v(x,["coordinates.sampleTexture","coordinates.uvFromFlat"])}let d=e.width,p=e.height,m=`
+        float ${t}(int row, int col, int depth, int depth2, int depth3) {
+          int index = row * ${u} + col * ${s} + depth * ${a} +
+          depth3 * ${i} + depth2;
+          vec2 uv = uvFromFlat(${d}, ${p}, index);
+          return sampleTexture(${n}, uv);
+        }
+      `;return new v(m,["coordinates.sampleTexture","coordinates.uvFromFlat"])}getUnpackedSampler6D(t,n,e){let o=e.unpackedShape,i=o[5],a=o[4]*i,s=o[3]*a,u=o[2]*s,l=o[1]*u,{newShape:c,keptDims:d}=Je(o);if(c.length<o.length){let b=He(o,c),w=["row","col","depth","depth2","depth3","depth4"],x=JSON.parse(JSON.stringify(e));x.unpackedShape=b;let A=`
+            ${this.getUnpackedSamplerFromInput(t,n,x).routineBody}
+            float ${t}(int row, int col, int depth,
+              int depth2, int depth3, int depth4) {
+              return ${t}(${qe(w,d)});
+            }
+          `;return new v(A,["coordinates.sampleTexture","coordinates.uvFromFlat"])}let p=e.width,m=e.height,g=`
+          float ${t}(int row, int col, int depth,
+            int depth2, int depth3, int depth4) {
+            int index = row * ${l} + col * ${u} + depth * ${s} +
+            depth2 * ${a} + depth3 * ${i} + depth4;
+            vec2 uv = uvFromFlat(${p}, ${m}, index);
+            return sampleTexture(${n}, uv);
+          }
+        `;return new v(g,["coordinates.uvFromFlat","coordinates.sampleTexture","coordinates.coordsToOffset"])}toVec(){let t=this.context.outputTextureLayout,n=t.shape.length,e=t.strides,o=t.width,i=t.height,a=[];for(let u=0;u<n-1;++u)a.push(`
+        c[${u}] = offset / ${e[u]};`),a.push(`
+        offset -= c[${u}] * ${e[u]};`);a.push(`
+        c[${n-1}] = offset;`);let s=`
+      void toVec(vec2 texCoords, out int c[${n}]) {
+        int offset = coordsToOffset(texCoords, ${o}, ${i});
+        ${a.join("")}
+      }
+      void toVec(int offset, out int c[${n}]) {
+        ${a.join("")}
+      }
+    `;return{toVec:new v(s,["coordinates.coordsToOffset"])}}valueFrom(){let t={};return this.context.programInfo.inputNames.forEach((n,e)=>{let o=this.context.inputTextureLayouts[e],a=(o.unpackedShape.length>0?o.unpackedShape:o.shape).length,s=`_${n}`;t[s]=new v(this.getValueFromSingle(n,a,o.width,o.height,!1),[`shapeUtils.indicesToOffset${s}`,"coordinates.offsetToCoords","fragcolor.getColorAsFloat"]),s=s+"_T",t[s]=new v(this.getValueFromSingle(n,a,o.width,o.height,!0),[`shapeUtils.indicesToOffset${s}`,"coordinates.offsetToCoords","fragcolor.getColorAsFloat"])}),t}getValueFromSingle(t,n,e,o,i){let a=`_${t}`;i&&(a=a+"_T");let s=S(this.context.glContext.version);return`
+        float ${a}(int m[${n}]) {
+          int offset = indicesToOffset${a}(m);
+          vec2 coords = offsetToCoords(offset, ${e}, ${o});
+          float value = getColorAsFloat(${s.texture2D}(${t}, coords));
+          return value;
+        }
+        `}getPackedValueFrom(t,n,e,o,i){let a=`_${t}_Pack`;i&&(a=a+"_T");let s=S(this.context.glContext.version);return`
+        vec4 ${a}(int m[${n}]) {
+          int offset = indicesToOffset_${t}(m);
+          vec2 coords = offsetToCoords(offset, ${e}, ${o});
+          return ${s.texture2D}(${t}, coords);
+        }
+        `}}});var hr,zf=y(()=>{"use strict";he();hr=class r extends yt{constructor(t){super(t)}getFunctions(){return{...this.encodeFloat32(),...this.decodeFloat32()}}getCustomTypes(){return{}}encodeFloat32(){return{encode:new v(`highp vec4 encode(highp float f) {
+        return vec4(f, 0.0, 0.0, 0.0);
+      }
+        `)}}decodeFloat32(){return{decode:new v(`highp float decode(highp vec4 rgba) {
+        return rgba.r;
+      }
+        `)}}encodeUint8(){let t=r.isLittleEndian()?"rgba.rgba=rgba.abgr;":"";return{encode:new v(`
+      highp vec4 encode(highp float f) {
+        highp float F = abs(f);
+        highp float Sign = step(0.0,-f);
+        highp float Exponent = floor(log2(F));
+        highp float Mantissa = (exp2(- Exponent) * F);
+        Exponent = floor(log2(F) + 127.0) + floor(log2(Mantissa));
+        highp vec4 rgba;
+        rgba[0] = 128.0 * Sign  + floor(Exponent*exp2(-1.0));
+        rgba[1] = 128.0 * mod(Exponent,2.0) + mod(floor(Mantissa*128.0),128.0);
+        rgba[2] = floor(mod(floor(Mantissa*exp2(23.0 -8.0)),exp2(8.0)));
+        rgba[3] = floor(exp2(23.0)*mod(Mantissa,exp2(-15.0)));
+        ${t}
+        rgba = rgba / 255.0; // values need to be normalized to [0,1]
+        return rgba;
+    }
+        `)}}decodeUint8(){let t=r.isLittleEndian()?"rgba.rgba=rgba.abgr;":"";return{decode:new v(`
+        highp float decode(highp vec4 rgba) {
+          rgba = rgba * 255.0; // values need to be de-normalized from [0,1] to [0,255]
+          ${t}
+          highp float Sign = 1.0 - step(128.0,rgba[0])*2.0;
+          highp float Exponent = 2.0 * mod(rgba[0],128.0) + step(128.0,rgba[1]) - 127.0;
+          highp float Mantissa = mod(rgba[1],128.0)*65536.0 + rgba[2]*256.0 +rgba[3] + float(0x800000);
+          highp float Result =  Sign * exp2(Exponent) * (Mantissa * exp2(-23.0 ));
+          return Result;
+      }
+        `)}}static isLittleEndian(){let t=new ArrayBuffer(4),n=new Uint32Array(t),e=new Uint8Array(t);if(n[0]=3735928559,e[0]===239)return!0;if(e[0]===222)return!1;throw new Error("unknown endianness")}}});var mr,Uf=y(()=>{"use strict";he();H();mr=class extends yt{constructor(t){super(t)}getFunctions(){return{...this.setFragColor(),...this.getColorAsFloat()}}getCustomTypes(){return{}}setFragColor(){let t=S(this.context.glContext.version);return{setFragColor:new v(`
+        void setFragColor(float value) {
+            ${t.output} = encode(value);
+        }
+        `,["encoding.encode"])}}getColorAsFloat(){return{getColorAsFloat:new v(`
+        float getColorAsFloat(vec4 color) {
+            return decode(color);
+        }
+        `,["encoding.decode"])}}}});var br,jf=y(()=>{"use strict";he();br=class r extends yt{constructor(t){super(t)}getFunctions(){return{...this.bcastIndex(),...this.bcastMatmulIndex(),...this.offsetToIndices(),...this.indicesToOffset(),...this.incrementIndices()}}getCustomTypes(){return{}}bcastIndex(){let t=this.context.outputTextureLayout.shape.length,n={};return this.context.programInfo.inputNames.forEach((e,o)=>{let i=this.context.inputTextureLayouts[o].unpackedShape;if(i.length<=t){let a=i.length,s=t-a,u=`bcastIndices_${e}`,l="";for(let d=0;d<a;++d)l+=`
+          realIndices[${d}] = int( mod(float(bcastedIndices[${s+d}]), ${i[d]}.0) );
+          `;let c=`
+        void ${u} (int bcastedIndices[${t}], out int realIndices[${a}]) {
+          ${l}
+        }
+        `;n[u]=new v(c)}}),n}bcastMatmulIndex(){let t=this.context.outputTextureLayout.shape.length,n={};return this.context.programInfo.inputNames.forEach((e,o)=>{let i=this.context.inputTextureLayouts[o].shape;if(!(i.length<2||i.length>t)){let a=i.length,s=t-a,u=`bcastMatmulIndices_${e}`,l="";for(let d=0;d<a-2;++d)l+=`
+          realIndices[${d}] = int( mod(float(bcastedIndices[${s+d}]), ${i[d]}.0) );
+          `;let c=`
+        void ${u}(int bcastedIndices[${t}], out int realIndices[${a}]) {
+          ${l}
+          realIndices[${a-1}] = bcastedIndices[${t-1}];
+          realIndices[${a-2}] = bcastedIndices[${t-2}];
+        }
+        `;n[u]=new v(c)}}),n}indicesToOffset(){let t={};return this.context.programInfo.inputNames.forEach((n,e)=>{let o=this.context.inputTextureLayouts[e].shape,i=this.context.inputTextureLayouts[e].strides,a=o.length,s=`indicesToOffset_${n}`;t[s]=new v(r.indexToOffsetSingle(s,a,i)),s=`indicesToOffset_${n}_T`,t[s]=new v(r.indexToOffsetSingle(s,a,i.slice().reverse()))}),t}static indexToOffsetSingle(t,n,e){let o="";for(let i=n-1;i>=0;--i)o+=`
+        offset += indices[${i}] * ${e[i]};
+        `;return`
+      int ${t}(int indices[${n}]) {
+        int offset = 0;
+        ${o}
+        return offset;
+      }
+      `}offsetToIndices(){let t={};return this.context.programInfo.inputNames.forEach((n,e)=>{let o=this.context.inputTextureLayouts[e].shape,i=this.context.inputTextureLayouts[e].strides,a=o.length,s=`offsetToIndices_${n}`;t[s]=new v(r.offsetToIndicesSingle(s,a,i)),s=`offsetToIndices_${n}_T`,t[s]=new v(r.offsetToIndicesSingle(s,a,i.slice().reverse()))}),t}static offsetToIndicesSingle(t,n,e){let o=[];for(let i=0;i<n-1;++i)o.push(`
+      indices[${i}] = offset / ${e[i]};`),o.push(`
+        offset -= indices[${i}] * ${e[i]};`);return o.push(`
+      indices[${n-1}] = offset;`),`
+      void ${t}(int offset, out int indices[${n}]) {
+        ${o.join("")}
+      }
+      `}incrementIndices(){let t={};return this.context.programInfo.inputNames.forEach((n,e)=>{let o=this.context.inputTextureLayouts[e].shape,i=o.length,a=`incrementIndices_${n}`,s="";for(let l=0;l<i;++l)s+=`
+        shape[${l}] = ${o[l]};`;let u=`
+        void ${a}(int axis, out int indices[${i}]) {
+          int shape[${i}];
+          ${s};
+          for(int i = ${i} -1 ; i >= 0; --i) {
+            if(i > axis) continue;
+            indices[i] += 1;
+            if(indices[i] < shape[i]) {
+              break;
+            }
+            indices[i] = 0;
+          }
+        }
+        `;t[a]=new v(u)}),t}}});var gr,Wf=y(()=>{"use strict";he();gr=class extends yt{constructor(t){super(t)}getCustomTypes(){return{}}getFunctions(){return{...this.binaryVecFunctions(),...this.copyVec(),...this.setVecItem(),...this.getVecItem()}}binaryVecFunctions(){let n=this.context.outputTextureLayout.shape.length,e={add:"+=",sub:"-=",mul:"*=",div:"/="},o={};for(let i in e){let a=`${i}Vec`,s="";for(let l=0;l<n;++l)s+=`
+          dest[${l}] ${e[i]} src[${l}];
+          `;let u=`
+        void ${a}(int src[${n}], out int dest[${n}]) {
+          ${s}
+        }
+        `;o[a]=new v(u)}return o}copyVec(){let n=this.context.outputTextureLayout.shape.length,e="";for(let i=0;i<n;++i)e+=`
+        dest[${i}] = src[${i}];
+        `;let o=`
+      void copyVec(int src[${n}], out int dest[${n}]) {
+        ${e}
+      }
+      `;return{copyVec:new v(o)}}setVecItem(){let n=this.context.outputTextureLayout.shape.length,e=`
+        if(index < 0)
+            index =${n} + index;
+        if (index == 0)
+            m[0] = value;
+        `;for(let i=1;i<n-1;++i)e+=`
+        else if (index == ${i})
+            m[${i}] = value;
+            `;e+=`
+        else
+            m[${n-1}] = value;
+        `;let o=`
+      void setVecItem(out int m[${n}], int index, int value) {
+        ${e}
+      }
+        `;return{setVecItem:new v(o)}}getVecItem(){let n=this.context.outputTextureLayout.shape.length,e=`
+        if(index < 0)
+            index = ${n} + index;
+        if (index == 0)
+            return m[0];
+      `;for(let i=1;i<n-1;++i)e+=`
+        else if (index == ${i})
+            return m[${i}];
+      `;e+=`
+        else
+            return m[${n-1}];
+        `;let o=`
+      int getVecItem(int m[${n}], int index) {
+        ${e}
+      }
+    `;return{getVecItem:new v(o)}}}});var Xi,Hf=y(()=>{"use strict";Bf();zf();Uf();jf();Wf();Xi={encoding:hr,fragcolor:mr,vec:gr,shapeUtils:br,coordinates:pr}});var yr,qf=y(()=>{"use strict";he();Mf();Hf();H();yr=class{constructor(t,n,e,o){this.libs={};this.glslLibRoutineDependencyGraph={};this.context=new nr(t,n,e,o),Object.keys(Xi).forEach(a=>{let s=new Xi[a](this.context);this.libs[a]=s});let i=this.glslLibRoutineDependencyGraph;for(let a in this.libs){let u=this.libs[a].getFunctions();for(let l in u){let c=a+"."+l,d;i[c]?(d=i[c],d.routineBody=u[l].routineBody):(d=new mn(c,u[l].routineBody),i[c]=d);let p=u[l].dependencies;if(p)for(let m=0;m<p.length;++m)if(i[p[m]])d.addDependency(i[p[m]]);else{let g=new mn(p[m]);i[p[m]]=g,d.addDependency(g)}}}}preprocess(){let t=this.context.programInfo,n=t.shaderSource;return this.context.programInfo.hasMain||(n=`${n}
+      ${Pu(this.context.glContext.version,this.context.outputTextureLayout.shape.length)}`),n=kf(n),`${Ou(this.context.glContext.version)}
+    ${this.getUniforms(t.inputNames,t.variables)}
+    ${this.getImports(n)}
+    ${n}`}getImports(t){let n=this.selectGlslLibRoutinesToBeIncluded(t);if(n.length===0)return"";let e="";for(let o=0;o<n.length;++o)if(n[o].routineBody)e+=n[o].routineBody+`
+`;else throw new Error(`Missing body for the Glsl Library routine: ${n[o].name}`);return e}selectGlslLibRoutinesToBeIncluded(t){let n=[];return Object.keys(this.glslLibRoutineDependencyGraph).forEach(e=>{let o=e.split(".")[1];t.indexOf(o)!==-1&&n.push(this.glslLibRoutineDependencyGraph[e])}),rr.returnOrderedNodes(n)}getUniforms(t,n){let e=[];if(t)for(let o of t)e.push(`uniform sampler2D ${o};`);if(n)for(let o of n)e.push(`uniform ${o.type} ${o.name}${o.arrayLength?`[${o.arrayLength}]`:""};`);return e.join(`
+`)}}});var Tr,Kf=y(()=>{"use strict";me();dt();qf();H();Tr=class{constructor(t,n,e){this.profiler=t;this.glContext=n;this.textureLayoutStrategy=e;this.repo=new Map,this.attributesBound=!1}getArtifact(t){return this.repo.get(t)}setArtifact(t,n){this.repo.set(t,n)}run(t,n,e){this.profiler.event("op",`ProgramManager.run ${t.programInfo.name??"unknown kernel"}`,()=>{let o=this.glContext.gl,i=t.program;o.useProgram(i);try{this.bindOutput(e),this.attributesBound||this.bindAttributes(t.attribLocations),this.bindUniforms(t.uniformLocations,t.programInfo.variables??[],n)}catch(a){throw B.error("ProgramManager",t.programInfo.shaderSource),a}this.profiler.event("backend","GlContext.draw()",()=>{this.glContext.draw()})},this.glContext)}dispose(){this.vertexShader&&this.glContext.deleteShader(this.vertexShader),this.repo.forEach(t=>this.glContext.deleteProgram(t.program))}build(t,n,e){return this.profiler.event("backend","ProgramManager.build",()=>{let o=new yr(this.glContext,t,n,e),i=o.preprocess(),a=this.compile(i);return{programInfo:t,program:a,uniformLocations:this.getUniformLocations(a,o.context.programInfo.inputNames,o.context.programInfo.variables),attribLocations:this.getAttribLocations(a)}})}compile(t){if(!this.vertexShader){B.verbose("ProrgramManager","Compiling and caching Vertex shader for the first time");let o=Iu(this.glContext.version);this.vertexShader=this.glContext.compileShader(o,this.glContext.gl.VERTEX_SHADER)}K.debug&&B.verbose("ProrgramManager",`FragShader:
+${t}
+`);let n=this.glContext.compileShader(t,this.glContext.gl.FRAGMENT_SHADER),e=this.glContext.createProgram(this.vertexShader,n);return this.glContext.deleteShader(n),e}bindOutput(t){let n=t.width,e=t.height;B.verbose("ProrgramManager",`Binding output texture to Framebuffer: w/h=${n}/${e}, shape=${t.shape}, type=${t.tensor.type}`),this.glContext.attachFramebuffer(t.texture,n,e)}bindAttributes(t){let n=t.position,e=t.textureCoord;this.glContext.setVertexAttributes(n,e),this.attributesBound=!0}bindUniforms(t,n,e){let o=this.glContext.gl,i=0;for(let{name:a,type:s,location:u,arrayLength:l}of t){let c=n.find(d=>d.name===a)?.data;if(s!=="sampler2D"&&!c)throw new Error(`variable '${a}' does not have data defined in program info`);switch(s){case"sampler2D":this.bindTexture(e[i],u,i),i++;break;case"float":l?o.uniform1fv(u,c):o.uniform1f(u,c);break;case"int":l?o.uniform1iv(u,c):o.uniform1i(u,c);break;default:throw new Error(`Uniform not implemented: ${s}`)}}}bindTexture(t,n,e){this.glContext.bindTextureToUniform(t.texture,e,n)}getAttribLocations(t){return{position:this.getAttribLocation(t,"position"),textureCoord:this.getAttribLocation(t,"textureCoord")}}getUniformLocations(t,n,e){let o=[];if(n)for(let i of n)o.push({name:i,type:"sampler2D",location:this.getUniformLocation(t,i)});if(e)for(let i of e)o.push({...i,location:this.getUniformLocation(t,i.name)});return o}getUniformLocation(t,n){let o=this.glContext.gl.getUniformLocation(t,n);if(o===null)throw new Error(`Uniform ${n} not found.`);return o}getAttribLocation(t,n){return this.glContext.gl.getAttribLocation(t,n)}}});var _r,Xf=y(()=>{"use strict";dt();pn();_r=class{constructor(t,n,e,o){this.glContext=t;this.layoutStrategy=n;this.profiler=e;this.config=o;this.pendingRead=new Map;o.reuseTextures&&(this.inUseTextures=new Map,this.idleTextures=new Map,this.textureLookup=new Map)}createTextureFromLayout(t,n,e,o){let i=this.toEncoderType(t),a=this.glContext.getEncoder(i,n.channels||1,o);if(n.isPacked&&o===1)throw new Error("not implemented");let s=n.width,u=n.height,l,c;if(this.config.reuseTextures){l=`${s}x${u}_${a.format}_${a.internalFormat}_${a.textureType}`,c=this.inUseTextures.get(l),c||(c=[],this.inUseTextures.set(l,c));let p=this.idleTextures.get(l);if(p&&p.length>0){let m=p.pop();return c.push(m),o===1&&this.glContext.updateTexture(m,s,u,a,this.toTextureData(t,e)),m}}B.verbose("TextureManager",`Creating new texture of size ${n.width}x${n.height}`);let d=this.glContext.allocateTexture(s,u,a,this.toTextureData(t,e));return this.config.reuseTextures&&(c.push(d),this.textureLookup.set(d,l)),d}readTexture(t,n,e){return e||(e=1),this.profiler.event("backend","TextureManager.readTexture",()=>{let o=t.shape.reduce((a,s)=>a*s)*e,i=this.glContext.readTexture(t.texture,t.width,t.height,o,this.toEncoderType(n),e);return this.toTensorData(n,i)})}async readTextureAsync(t,n,e){let o=t.tensor.dataId;if(e||(e=1),this.pendingRead.has(o)){let i=this.pendingRead.get(o);return new Promise(a=>i?.push(a))}return this.profiler.event("backend","TextureManager.readTextureAsync",async()=>{this.pendingRead.set(o,[]);let i=t.shape.reduce((l,c)=>l*c)*e;await this.glContext.createAndWaitForFence();let a=this.glContext.readTexture(t.texture,t.width,t.height,i,this.toEncoderType(n),e),s=this.toTensorData(n,a),u=this.pendingRead.get(o);return this.pendingRead.delete(o),u?.forEach(l=>l(s)),s})}readUint8TextureAsFloat(t){return this.profiler.event("backend","TextureManager.readUint8TextureAsFloat",()=>{let n=t.shape.reduce((o,i)=>o*i),e=this.glContext.readTexture(t.texture,t.width,t.height,n*4,"byte",4);return new Float32Array(e.buffer,e.byteOffset,n)})}releaseTexture(t,n){let e;if(this.config.reuseTextures&&(e=this.textureLookup.get(t.texture),e)){n&&this.textureLookup.delete(e);let o=this.inUseTextures.get(e);if(o){let i=o.indexOf(t.texture);if(i!==-1){o.splice(i,1);let a=this.idleTextures.get(e);a||(a=[],this.idleTextures.set(e,a)),a.push(t.texture)}}}(!e||n)&&(B.verbose("TextureManager",`Deleting texture of size ${t.width}x${t.height}`),this.glContext.deleteTexture(t.texture))}toTensorData(t,n){switch(t){case"int16":return n instanceof Int16Array?n:Int16Array.from(n);case"int32":return n instanceof Int32Array?n:Int32Array.from(n);case"int8":return n instanceof Int8Array?n:Int8Array.from(n);case"uint16":return n instanceof Uint16Array?n:Uint16Array.from(n);case"uint32":return n instanceof Uint32Array?n:Uint32Array.from(n);case"uint8":case"bool":return n instanceof Uint8Array?n:Uint8Array.from(n);case"float32":return n instanceof Float32Array?n:Float32Array.from(n);case"float64":return n instanceof Float64Array?n:Float64Array.from(n);default:throw new Error(`TensorData type ${t} is not supported`)}}toTextureData(t,n){if(n)return n instanceof Float32Array?n:new Float32Array(n)}toEncoderType(t){return"float"}clearActiveTextures(){this.glContext.clearActiveTextures()}}});var xr,Zf=y(()=>{"use strict";dt();ka();Bu();Rf();Kf();Ki();Xf();xr=class{constructor(t,n){this.backend=t;this.context=n;this.layoutStrategy=new dr(t.glContext.maxTextureSize),this.programManager=new Tr(this.context.profiler,t.glContext,this.layoutStrategy),this.textureManager=new _r(t.glContext,this.layoutStrategy,this.context.profiler,{reuseTextures:t.textureCacheMode==="full"}),this.packedTextureDataCache=new Map,this.unpackedTextureDataCache=new Map,this.pack=t.pack,this.pack2unpackMap=new Map,this.unpack2packMap=new Map}createInferenceHandler(){return new er(this)}onGraphInitialized(t){let n=t.getValues().filter(e=>e.from===-1&&e.tensor).map(e=>e.tensor.dataId);this.initializers=new Set(n)}isInitializer(t){return this.initializers?this.initializers.has(t):!1}addInitializer(t){this.initializers.add(t)}getTextureData(t,n){return n?this.packedTextureDataCache.get(t):this.unpackedTextureDataCache.get(t)}setTextureData(t,n,e=!1){B.verbose("WebGLSessionHandler","Storing Texture data in cache"),e?this.packedTextureDataCache.set(t,n):this.unpackedTextureDataCache.set(t,n)}dispose(){this.programManager.dispose(),this.textureManager.clearActiveTextures(),this.packedTextureDataCache.forEach(t=>this.textureManager.releaseTexture(t,!0)),this.packedTextureDataCache=new Map,this.unpackedTextureDataCache.forEach(t=>this.textureManager.releaseTexture(t,!0)),this.unpackedTextureDataCache=new Map}resolve(t,n,e){let o=Ga(t,n,Cf);return{impl:o.opImpl,context:o.opInit?o.opInit(t,e):t}}}});function sT(r){let t=0;for(;t<r.length&&r[t]();++t);return t-1}var yn,Jf=y(()=>{"use strict";me();pn();pn();ue();yn=class{constructor(t,n){this.frameBufferBound=!1;this.itemsToPoll=[];this.gl=t,this.version=n,this.getExtensions(),this.vertexbuffer=this.createVertexbuffer(),this.framebuffer=this.createFramebuffer(),this.queryVitalParameters()}allocateTexture(t,n,e,o){let i=this.gl,a=i.createTexture();i.bindTexture(i.TEXTURE_2D,a),i.texParameteri(i.TEXTURE_2D,i.TEXTURE_MIN_FILTER,i.NEAREST),i.texParameteri(i.TEXTURE_2D,i.TEXTURE_MAG_FILTER,i.NEAREST),i.texParameteri(i.TEXTURE_2D,i.TEXTURE_WRAP_S,i.CLAMP_TO_EDGE),i.texParameteri(i.TEXTURE_2D,i.TEXTURE_WRAP_T,i.CLAMP_TO_EDGE);let s=o?e.encode(o,t*n):null;return i.texImage2D(i.TEXTURE_2D,0,e.internalFormat,t,n,0,e.format,e.textureType,s),this.checkError(),a}updateTexture(t,n,e,o,i){let a=this.gl;a.bindTexture(a.TEXTURE_2D,t);let s=o.encode(i,n*e);a.texSubImage2D(a.TEXTURE_2D,0,0,0,n,e,o.format,o.textureType,s),this.checkError()}attachFramebuffer(t,n,e){let o=this.gl;o.bindTexture(o.TEXTURE_2D,t),o.bindFramebuffer(o.FRAMEBUFFER,this.framebuffer),o.framebufferTexture2D(o.FRAMEBUFFER,o.COLOR_ATTACHMENT0,o.TEXTURE_2D,t,0),this.checkError(),o.viewport(0,0,n,e),o.scissor(0,0,n,e)}readTexture(t,n,e,o,i,a){let s=this.gl;a||(a=1),this.frameBufferBound||this.attachFramebuffer(t,n,e);let u=this.getEncoder(i,a),l=u.allocate(n*e);return s.bindTexture(s.TEXTURE_2D,t),s.framebufferTexture2D(s.FRAMEBUFFER,s.COLOR_ATTACHMENT0,s.TEXTURE_2D,t,0),s.readPixels(0,0,n,e,s.RGBA,u.textureType,l),this.checkError(),u.decode(l,o)}isFramebufferReady(){return!0}getActiveTexture(){let t=this.gl;return`TEXTURE${t.getParameter(this.gl.ACTIVE_TEXTURE)-t.TEXTURE0}`}getTextureBinding(){return this.gl.getParameter(this.gl.TEXTURE_BINDING_2D)}getFramebufferBinding(){return this.gl.getParameter(this.gl.FRAMEBUFFER_BINDING)}setVertexAttributes(t,n){let e=this.gl;e.vertexAttribPointer(t,3,e.FLOAT,!1,20,0),e.enableVertexAttribArray(t),n!==-1&&(e.vertexAttribPointer(n,2,e.FLOAT,!1,20,12),e.enableVertexAttribArray(n)),this.checkError()}createProgram(t,n){let e=this.gl,o=e.createProgram();return e.attachShader(o,t),e.attachShader(o,n),e.linkProgram(o),o}compileShader(t,n){let e=this.gl,o=e.createShader(n);if(!o)throw new Error(`createShader() returned null with type ${n}`);if(e.shaderSource(o,t),e.compileShader(o),e.getShaderParameter(o,e.COMPILE_STATUS)===!1)throw new Error(`Failed to compile shader: ${e.getShaderInfoLog(o)}
+Shader source:
+${t}`);return o}deleteShader(t){this.gl.deleteShader(t)}bindTextureToUniform(t,n,e){let o=this.gl;o.activeTexture(o.TEXTURE0+n),this.checkError(),o.bindTexture(o.TEXTURE_2D,t),this.checkError(),o.uniform1i(e,n),this.checkError()}draw(){this.gl.drawArrays(this.gl.TRIANGLE_STRIP,0,4),this.checkError()}checkError(){if(K.debug){let t=this.gl,n=t.getError(),e="";switch(n){case t.NO_ERROR:return;case t.INVALID_ENUM:e="INVALID_ENUM";break;case t.INVALID_VALUE:e="INVALID_VALUE";break;case t.INVALID_OPERATION:e="INVALID_OPERATION";break;case t.INVALID_FRAMEBUFFER_OPERATION:e="INVALID_FRAMEBUFFER_OPERATION";break;case t.OUT_OF_MEMORY:e="OUT_OF_MEMORY";break;case t.CONTEXT_LOST_WEBGL:e="CONTEXT_LOST_WEBGL";break;default:e=`Unknown WebGL Error: ${n.toString(16)}`}throw new Error(e)}}deleteTexture(t){this.gl.deleteTexture(t)}deleteProgram(t){this.gl.deleteProgram(t)}getEncoder(t,n,e=0){if(this.version===2)return new Qn(this.gl,n);switch(t){case"float":return e===1||this.isRenderFloat32Supported?new dn(this.gl,n):new dn(this.gl,n,this.textureHalfFloatExtension.HALF_FLOAT_OES);case"int":throw new Error("not implemented");case"byte":return new tr(this.gl,n);default:throw new Error(`Invalid dataType: ${t}`)}}clearActiveTextures(){let t=this.gl;for(let n=0;n<this.maxTextureImageUnits;++n)t.activeTexture(t.TEXTURE0+n),t.bindTexture(t.TEXTURE_2D,null)}dispose(){if(this.disposed)return;let t=this.gl;t.bindFramebuffer(t.FRAMEBUFFER,null),t.deleteFramebuffer(this.framebuffer),t.bindBuffer(t.ARRAY_BUFFER,null),t.deleteBuffer(this.vertexbuffer),t.bindBuffer(t.ELEMENT_ARRAY_BUFFER,null),t.finish(),this.disposed=!0}createDefaultGeometry(){return new Float32Array([-1,1,0,0,1,-1,-1,0,0,0,1,1,0,1,1,1,-1,0,1,0])}createVertexbuffer(){let t=this.gl,n=t.createBuffer();if(!n)throw new Error("createBuffer() returned null");let e=this.createDefaultGeometry();return t.bindBuffer(t.ARRAY_BUFFER,n),t.bufferData(t.ARRAY_BUFFER,e,t.STATIC_DRAW),this.checkError(),n}createFramebuffer(){let t=this.gl.createFramebuffer();if(!t)throw new Error("createFramebuffer returned null");return t}queryVitalParameters(){let t=this.gl;if(this.isFloatTextureAttachableToFrameBuffer=this.checkFloatTextureAttachableToFrameBuffer(),this.isRenderFloat32Supported=this.checkRenderFloat32(),this.isFloat32DownloadSupported=this.checkFloat32Download(),this.version===1&&!this.textureHalfFloatExtension&&!this.isRenderFloat32Supported)throw new Error("both float32 and float16 TextureType are not supported");this.isBlendSupported=!this.isRenderFloat32Supported||this.checkFloat32Blend(),this.maxTextureSize=t.getParameter(t.MAX_TEXTURE_SIZE),this.maxTextureImageUnits=t.getParameter(t.MAX_TEXTURE_IMAGE_UNITS),this.version}getExtensions(){this.version===2?(this.colorBufferFloatExtension=this.gl.getExtension("EXT_color_buffer_float"),this.disjointTimerQueryWebgl2Extension=this.gl.getExtension("EXT_disjoint_timer_query_webgl2")):(this.textureFloatExtension=this.gl.getExtension("OES_texture_float"),this.textureHalfFloatExtension=this.gl.getExtension("OES_texture_half_float"))}checkFloatTextureAttachableToFrameBuffer(){let t=this.gl,n=t.createTexture();t.bindTexture(t.TEXTURE_2D,n);let e=this.version===2?t.RGBA32F:t.RGBA;t.texImage2D(t.TEXTURE_2D,0,e,1,1,0,t.RGBA,t.FLOAT,null);let o=t.createFramebuffer();t.bindFramebuffer(t.FRAMEBUFFER,o),t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,n,0);let i=t.checkFramebufferStatus(t.FRAMEBUFFER)===t.FRAMEBUFFER_COMPLETE;return t.bindTexture(t.TEXTURE_2D,null),t.bindFramebuffer(t.FRAMEBUFFER,null),t.deleteTexture(n),t.deleteFramebuffer(o),i}checkRenderFloat32(){if(this.version===2){if(!this.colorBufferFloatExtension)return!1}else if(!this.textureFloatExtension)return!1;return this.isFloatTextureAttachableToFrameBuffer}checkFloat32Download(){if(this.version===2){if(!this.colorBufferFloatExtension)return!1}else if(!this.textureFloatExtension||!this.gl.getExtension("WEBGL_color_buffer_float"))return!1;return this.isFloatTextureAttachableToFrameBuffer}checkFloat32Blend(){let t=this.gl,n,e,o,i,a;try{n=t.createTexture(),e=t.createFramebuffer(),t.bindTexture(t.TEXTURE_2D,n);let s=this.version===2?t.RGBA32F:t.RGBA;return t.texImage2D(t.TEXTURE_2D,0,s,1,1,0,t.RGBA,t.FLOAT,null),t.bindFramebuffer(t.FRAMEBUFFER,e),t.framebufferTexture2D(t.FRAMEBUFFER,t.COLOR_ATTACHMENT0,t.TEXTURE_2D,n,0),t.enable(t.BLEND),o=t.createShader(t.VERTEX_SHADER),!o||(t.shaderSource(o,"void main(){}"),t.compileShader(o),i=t.createShader(t.FRAGMENT_SHADER),!i)||(t.shaderSource(i,"precision highp float;void main(){gl_FragColor=vec4(0.5);}"),t.compileShader(i),a=t.createProgram(),!a)?!1:(t.attachShader(a,o),t.attachShader(a,i),t.linkProgram(a),t.useProgram(a),t.drawArrays(t.POINTS,0,1),t.getError()===t.NO_ERROR)}finally{t.disable(t.BLEND),a&&t.deleteProgram(a),o&&t.deleteShader(o),i&&t.deleteShader(i),e&&(t.bindFramebuffer(t.FRAMEBUFFER,null),t.deleteFramebuffer(e)),n&&(t.bindTexture(t.TEXTURE_2D,null),t.deleteTexture(n))}}beginTimer(){if(this.version===2&&this.disjointTimerQueryWebgl2Extension){let t=this.gl,n=this.disjointTimerQueryWebgl2Extension,e=t.createQuery();return t.beginQuery(n.TIME_ELAPSED_EXT,e),e}else throw new Error("WebGL1 profiling currently not supported.")}endTimer(){if(this.version===2&&this.disjointTimerQueryWebgl2Extension){let t=this.gl,n=this.disjointTimerQueryWebgl2Extension;t.endQuery(n.TIME_ELAPSED_EXT);return}else throw new Error("WebGL1 profiling currently not supported")}isTimerResultAvailable(t){let n=!1,e=!1;if(this.version===2&&this.disjointTimerQueryWebgl2Extension){let o=this.gl,i=this.disjointTimerQueryWebgl2Extension;n=o.getQueryParameter(t,o.QUERY_RESULT_AVAILABLE),e=o.getParameter(i.GPU_DISJOINT_EXT)}else throw new Error("WebGL1 profiling currently not supported");return n&&!e}getTimerResult(t){let n=0;if(this.version===2){let e=this.gl;n=e.getQueryParameter(t,e.QUERY_RESULT),e.deleteQuery(t)}else throw new Error("WebGL1 profiling currently not supported");return n/1e6}async waitForQueryAndGetTime(t){return await _i(()=>this.isTimerResultAvailable(t)),this.getTimerResult(t)}async createAndWaitForFence(){let t=this.createFence(this.gl);return this.pollFence(t)}createFence(t){let n,e=t,o=e.fenceSync(e.SYNC_GPU_COMMANDS_COMPLETE,0);return t.flush(),o===null?n=()=>!0:n=()=>{let i=e.clientWaitSync(o,0,0);return i===e.ALREADY_SIGNALED||i===e.CONDITION_SATISFIED},{query:o,isFencePassed:n}}async pollFence(t){return new Promise(n=>{this.addItemToPoll(()=>t.isFencePassed(),()=>n())})}pollItems(){let t=sT(this.itemsToPoll.map(n=>n.isDoneFn));for(let n=0;n<=t;++n){let{resolveFn:e}=this.itemsToPoll[n];e()}this.itemsToPoll=this.itemsToPoll.slice(t+1)}async addItemToPoll(t,n){this.itemsToPoll.push({isDoneFn:t,resolveFn:n}),!(this.itemsToPoll.length>1)&&await _i(()=>(this.pollItems(),this.itemsToPoll.length===0))}}});function Zi(r){let t;if((!r||r==="webgl2")&&"webgl2"in Ye?t=Ye.webgl2:(!r||r==="webgl")&&"webgl"in Ye&&(t=Ye.webgl),!t)try{let e=lT();t=Yf(e,r)}catch{let o=uT();t=Yf(o,r)}r=r||t.version===1?"webgl":"webgl2";let n=t.gl;return Ye[r]=t,n.isContextLost()?(delete 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N.onnx.AttributeProto.AttributeType.TENSOR:return t.t;case N.onnx.AttributeProto.AttributeType.GRAPH:return t.g;case N.onnx.AttributeProto.AttributeType.FLOATS:return t.floats;case N.onnx.AttributeProto.AttributeType.INTS:return t.ints;case N.onnx.AttributeProto.AttributeType.STRINGS:return t.strings;case N.onnx.AttributeProto.AttributeType.TENSORS:return t.tensors;case N.onnx.AttributeProto.AttributeType.GRAPHS:return t.graphs;default:throw new Error(`unsupported attribute type: ${N.onnx.AttributeProto.AttributeType[t.type]}`)}}static getValueNoCheckFromOrtFormat(t){switch(t.type()){case bt.AttributeType.FLOAT:return t.f();case bt.AttributeType.INT:return t.i();case bt.AttributeType.STRING:return t.s();case bt.AttributeType.TENSOR:return t.t();case bt.AttributeType.GRAPH:return t.g();case bt.AttributeType.FLOATS:return t.floatsArray();case bt.AttributeType.INTS:{let n=[];for(let e=0;e<t.intsLength();e++)n.push(t.ints(e));return n}case bt.AttributeType.STRINGS:{let n=[];for(let 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graph: initializer");for(let i of t.initializer){let a=n.get(i.name);if(a===void 0){let s=new fe;s.type={shape:{dims:nt.tensorDimsFromProto(i.dims)},tensorType:nt.tensorDataTypeFromProto(i.dataType)},a=this._allData.push(s)-1,n.set(i.name,a)}this._allData[a]._from=-1,this._allData[a].tensor=Y.fromProto(i)}for(let i=0;i<this._allData.length;i++)this._allData[i].tensor||(this._allInputIndices.push(i),this._allInputNames.push(o[i]));if(!t.output)throw new Error("missing information in graph: output");for(let i of t.output){if(n.has(i.name))throw new Error(`duplicated output name: ${i.name}`);let a=this._allData.push(new fe(i))-1;n.set(i.name,a),this._allOutputIndices.push(a),this._allOutputNames.push(i.name)}if(!t.node)throw new Error("missing information in graph: node");for(let i of t.node){if(!i.name)for(let s=0;;s++){let u=`unnamed_${i.opType}_${s}`;if(!e.has(u)){i.name=u;break}}if(e.has(i.name))throw new Error(`duplicated node name: ${i.name}`);let a=this._nodes.push(new Ir(i))-1;e.set(i.name,a)}for(let i=0;i<this._nodes.length;i++){let a=this._nodes[i],s=t.node[i];if(!s.output)throw new Error(`missing output for node: ${s.name}`);for(let u of s.output){let l=n.get(u);if(typeof l>"u"&&(l=this._allData.push(new fe)-1,n.set(u,l)),a.outputs.push(l),this._allData[l]._from!==void 0)throw new Error(`multiple nodes output to one data value: ${l}`);if(this._allData[l]._from=i,s.opType==="Constant"){if(!s.attribute||s.attribute.length!==1||!s.attribute[0].t)throw new Error("missing attributes or missing tensor value in attributes for this Constant operator");if(!s.output||s.output.length!==1)throw new Error("missing output or incorrect number of outputs for this Constant operator");a.outputs.pop(),a.executeNode=!1,this._allData[l]._from=-1,this._allData[l].tensor=Y.fromProto(s.attribute[0].t)}}}for(let i=0;i<this._nodes.length;i++){let a=this._nodes[i],s=t.node[i];if(!s.input)throw new Error(`missing input for node: ${s.name}`);for(let u of s.input){let l=n.get(u);if(typeof l>"u"){if(u===""&&(s.input.length===3||s.input.length===4)&&s.opType==="Resize")continue;throw new Error(`unrecognized input '${u}' for node: ${s.name}`)}a.inputs.push(l),this._allData[l]._to.push(i)}}return!0}buildGraphFromOrtFormat(t){let n=new Map;this._allData=[],this._allInputIndices=[],this._allInputNames=[],this._allOutputIndices=[],this._allOutputNames=[],this._nodes=[];let e=new Map,o=[];for(let i=0;i<t.inputsLength();i++){let a=t.inputs(i);if(n.has(a))throw new Error(`duplicated input name: ${a}`);for(let s=0;s<t.nodeArgsLength();s++)if(t.nodeArgs(s)?.name()===a){let u=new fe;if(t.nodeArgs(s)?.type()?.valueType()!==oi.TypeInfoValue.tensor_type)throw new Error("Unexpected value type for the nodeArg.");let c=t.nodeArgs(s).type().value(new ri.TensorTypeAndShape),d=nt.tensorDataTypeFromProto(c.elemType()),p=c.shape(),m=[];for(let b=0;b<p.dimLength();b++)m.push(lt.longToNumber(p.dim(b).value().dimValue()));u.type={shape:{dims:m},tensorType:d};let g=this._allData.push(u)-1;n.set(a,g),o.push(a)}}for(let i=0;i<t.initializersLength();i++){let a=t.initializers(i),s=n.get(a.name());if(s===void 0){let u=new fe,l=nt.tensorDimsFromORTFormat(a),c=nt.tensorDataTypeFromProto(a.dataType());u.type={shape:{dims:l},tensorType:c},s=this._allData.push(u)-1,n.set(a.name(),s)}this._allData[s]._from=-1,this._allData[s].tensor=Y.fromOrtTensor(a)}for(let i=0;i<this._allData.length;i++)this._allData[i].tensor||(this._allInputIndices.push(i),this._allInputNames.push(o[i]));for(let i=0;i<t.outputsLength();i++){let a=t.outputs(i);if(n.has(a))throw new Error(`duplicated output name: ${a}`);let s=this._allData.push(new fe)-1;n.set(a,s),this._allOutputIndices.push(s),this._allOutputNames.push(a)}if(!t.nodes)throw new Error("missing information in graph: node");for(let i=0;i<t.nodesLength();i++){let a=t.nodes(i),s=a.name();if(!s)for(let l=0;s=`unnamed_${a.opType()}_${l}`,!!e.has(s);l++);if(e.has(s))throw new Error(`duplicated node name: ${s}`);let u=this._nodes.push(new Ir(a,s))-1;e.set(s,u)}for(let i=0;i<this._nodes.length;i++){let a=this._nodes[i],s=t.nodes(i);if(s==null)throw new Error(`No node exists at index ${i}`);if(s?.outputsLength()===0)throw new Error(`missing output for node: ${s.name}`);for(let u=0;u<s?.outputsLength();u++){let l=s?.outputs(u),c=n.get(l);if(typeof c>"u"&&(c=this._allData.push(new fe)-1,n.set(l,c)),a.outputs.push(c),this._allData[c]._from!==void 0)throw new Error(`multiple nodes output to one data value: ${c}`);if(this._allData[c]._from=i,s.opType()==="Constant"){if(s.attributesLength()!==1||!s.attributes(0).t())throw new Error("missing attributes or missing tensor value in attributes for this Constant operator");if(s.outputsLength()!==1)throw new Error("missing output or incorrect number of outputs for this Constant operator");a.outputs.pop(),a.executeNode=!1,this._allData[c]._from=-1,this._allData[c].tensor=Y.fromOrtTensor(s.attributes(0).t())}}}for(let i=0;i<this._nodes.length;i++){let a=this._nodes[i],s=t.nodes(i);if(s.inputsLength()===0)throw new Error(`missing input for node: ${s.name}`);for(let u=0;u<s.inputsLength();u++){let l=s.inputs(u),c=n.get(l);if(typeof c>"u")throw new Error(`unrecognized input '${l}' for node: ${s.name()}`);a.inputs.push(c),this._allData[c]._to.push(i)}}}checkIsAcyclic(){let t=new Set;this._allInputIndices.forEach(o=>{this._allData[o]._to.forEach(a=>{t.add(a)})});let n=Array.from(t),e=new Array(this._nodes.length).fill("white");for(;n.length>0;){let o=n.pop();e[o]==="gray"?e[o]="black":(n.push(o),e[o]="gray",this._nodes[o].outputs.forEach(i=>{let a=this._allData[i];if(typeof a.tensor<"u")throw new Error("node outputs should not be initialized");if(a._from!==o)throw new Error("from property of the Value object doesn't match index of Node being processed");a._to.forEach(s=>{if(e[s]==="gray")throw new Error("model graph is cyclic");e[s]==="white"&&n.push(s)})}))}}transformGraph(t){this.removeAllIdentityNodes(),this.removeAllDropoutNodes(),this.fuseConvActivationNodes(),t&&t.transformGraph(this),this.finalizeGraph()}finalizeGraph(){let t=0,n=new Array(this._nodes.length,0),e=0;for(let o=0;o<this._nodes.length;o++)n[o]=e,this._nodes[o].executeNode?(e!==o&&(this._nodes[e]=this._nodes[o]),e++):this._nodes[o].outputs.forEach(i=>{this._allData[i]._from=-2});this._nodes.splice(e,this._nodes.length-e);for(let o=0;o<this._allData.length;o++){let i=this._allData[o];i._from!==void 0&&i._from!==-1&&i._from!==-2&&(i._from=n[i._from]);for(let a=0;a<i._to.length;a++)if(i._to[a]>=0)i._to[a]=n[i._to[a]];else throw new Error("Trying to update a removed node")}t=0;for(let o=0;o<this._allData.length;o++){if(this._allData[o].from===-2&&this._allOutputIndices.indexOf(o+t)===-1){t++,this._allData.splice(o,1),o--;continue}if(t>0){let i=-1;this._allData[o].from!==void 0&&this._allData[o].from!==-1?(i=this._nodes[this._allData[o].from].outputs.indexOf(o+t),i!==-1&&(this._nodes[this._allData[o].from].outputs[i]=o)):(i=this._allInputIndices.indexOf(o+t),i!==-1&&(this._allInputIndices[i]=o)),this._allData[o].to.forEach(a=>{i=this._nodes[a].inputs.indexOf(o+t),i!==-1&&(this._nodes[a].inputs[i]=o)}),this._allData[o].to.length===0&&(i=this._allOutputIndices.indexOf(o+t),i!==-1&&(this._allOutputIndices[i]=o))}}}deleteNode(t){let n=this._nodes[t];if(n.outputs.length>1){for(let s=1;s<n.outputs.length;s++)if(this._allData[n.outputs[s]].to.length>0)throw new Error("Node deletion with more than one output connected to other nodes is not supported. ")}n.executeNode=!1;let e=n.inputs[0],o=n.outputs[0],i=this._allData[o].to;for(let s=0;s<n.inputs.length;s++){let u=this._allData[n.inputs[s]].to.indexOf(t);if(u===-1)throw new Error("The Value object doesn't have the current Node in it's 'to' property ");this._allData[n.inputs[s]].to.splice(u,1)}this._allData[o]._to=[];let a=this._allOutputIndices.indexOf(o);if(a!==-1&&(this._allOutputIndices[a]=e),i&&i.length>0)for(let s of i){let u=this._nodes[s].inputs.indexOf(o);if(u===-1)throw new Error("The Node object doesn't have the output Value in it's 'inputs' property ");this._nodes[s].inputs[u]=e,this._allData[e].to.push(s)}}removeAllDropoutNodes(){let t=0;for(let n of this._nodes){if(n.opType==="Dropout"){if(n.inputs.length!==1)throw new Error("Dropout nodes should only contain one input. ");if(n.outputs.length!==1&&n.outputs.length!==2)throw new Error("Dropout nodes should contain either 1 or 2 output(s)");if(n.outputs.length===2&&this._allData[n.outputs[1]]._to.length!==0)throw new Error("Dropout nodes's second output should not be referenced by other nodes");this.deleteNode(t)}t++}}removeAllIdentityNodes(){let t=0;for(let n of this._nodes)n.opType==="Identity"&&this.deleteNode(t),t++}isActivation(t){switch(t.opType){case"Relu":case"Sigmoid":case"Clip":return!0;default:return!1}}fuseConvActivationNodes(){for(let t of this._nodes)if(t.opType==="Conv"){let n=this._allData[t.outputs[0]]._to;if(n.length===1&&this.isActivation(this._nodes[n[0]])){let e=this._nodes[n[0]];if(e.opType==="Clip")if(e.inputs.length===1)try{t.attributes.set("activation_params","floats",[e.attributes.getFloat("min"),e.attributes.getFloat("max")])}catch{t.attributes.set("activation_params","floats",[Ne,Fe])}else if(e.inputs.length>=3&&this._allData[e.inputs[1]].tensor!==void 0&&this._allData[e.inputs[2]].tensor!==void 0)t.attributes.set("activation_params","floats",[this._allData[e.inputs[1]].tensor.floatData[0],this._allData[e.inputs[2]].tensor.floatData[0]]);else continue;t.attributes.set("activation","string",e.opType),this.deleteNode(n[0])}}}}});var ad,sd,Or,ud=y(()=>{"use strict";ad=E(M());id();an();sd=E(je());V();Or=class{constructor(){}load(t,n,e){let o;if(!e)try{this.loadFromOnnxFormat(t,n);return}catch(i){if(e!==void 0)throw i;o=i}try{this.loadFromOrtFormat(t,n)}catch(i){throw e!==void 0?i:new Error(`Failed to load model as ONNX format: ${o}
+as ORT format: ${i}`)}}loadFromOnnxFormat(t,n){let e=sd.onnx.ModelProto.decode(t);if(lt.longToNumber(e.irVersion)<3)throw new Error("only support ONNX model with IR_VERSION>=3");this._opsets=e.opsetImport.map(i=>({domain:i.domain,version:lt.longToNumber(i.version)})),this._graph=ea.from(e.graph,n)}loadFromOrtFormat(t,n){let e=new ad.ByteBuffer(t),o=ei.InferenceSession.getRootAsInferenceSession(e).model();if(lt.longToNumber(o.irVersion())<3)throw new Error("only support ONNX model with IR_VERSION>=3");this._opsets=[];for(let a=0;a<o.opsetImportLength();a++){let s=o.opsetImport(a);this._opsets.push({domain:s?.domain(),version:lt.longToNumber(s.version())})}this._graph=ea.from(o.graph(),n)}get graph(){return this._graph}get opsets(){return this._opsets}}});var Pr,ld=y(()=>{"use strict";nd();rd();dt();ud();Pr=class{constructor(t={}){this._initialized=!1,this.backendHint=t.backendHint,this.profiler=Ln.create(t.profiler),this.context={profiler:this.profiler,graphInputTypes:[],graphInputDims:[]}}get inputNames(){return this._model.graph.getInputNames()}get outputNames(){return this._model.graph.getOutputNames()}startProfiling(){this.profiler.start()}endProfiling(){this.profiler.stop()}async loadModel(t,n,e){await this.profiler.event("session","Session.loadModel",async()=>{let o=await Ji(this.backendHint);if(this.sessionHandler=o.createSessionHandler(this.context),this._model=new Or,typeof t=="string"){let i=t.endsWith(".ort");{let s=await(await fetch(t)).arrayBuffer();this.initialize(new Uint8Array(s),i)}}else if(ArrayBuffer.isView(t))this.initialize(t);else{let i=new Uint8Array(t,n||0,e||t.byteLength);this.initialize(i)}})}initialize(t,n){if(this._initialized)throw new Error("already initialized");this.profiler.event("session","Session.initialize",()=>{let e=this.sessionHandler.transformGraph?this.sessionHandler:void 0;this._model.load(t,e,n),this.sessionHandler.onGraphInitialized&&this.sessionHandler.onGraphInitialized(this._model.graph),this.initializeOps(this._model.graph),this._executionPlan=new wr(this._model.graph,this._ops,this.profiler)}),this._initialized=!0}async run(t){if(!this._initialized)throw new Error("session not initialized yet");return this.profiler.event("session","Session.run",async()=>{let n=this.normalizeAndValidateInputs(t),e=await this._executionPlan.execute(this.sessionHandler,n);return this.createOutput(e)})}normalizeAndValidateInputs(t){let n=this._model.graph.getInputNames();if(Array.isArray(t)){if(t.length!==n.length)throw new Error(`incorrect input array length: expected ${n.length} but got ${t.length}`)}else{if(t.size!==n.length)throw new Error(`incorrect input map size: expected ${n.length} but got ${t.size}`);let e=new Array(t.size),o=0;for(let i=0;i<n.length;++i){let a=t.get(n[i]);if(!a)throw new Error(`missing input tensor for: '${name}'`);e[o++]=a}t=e}if(!this.context.graphInputTypes||this.context.graphInputTypes.length===0||!this.context.graphInputDims||this.context.graphInputDims.length===0){let e=this._model.graph.getInputIndices(),o=this._model.graph.getValues(),i=new Array(e.length);for(let a=0;a<e.length;++a){let s=o[e[a]];i[a]=s.type.shape.dims,this.context.graphInputTypes.push(s.type.tensorType),this.context.graphInputDims.push(t[a].dims)}this.validateInputTensorDims(i,t,!0)}else this.validateInputTensorDims(this.context.graphInputDims,t,!1);return this.validateInputTensorTypes(this.context.graphInputTypes,t),t}validateInputTensorTypes(t,n){for(let e=0;e<n.length;e++){let o=t[e],i=n[e].type;if(o!==i)throw new Error(`input tensor[${e}] check failed: expected type '${o}' but got ${i}`)}}validateInputTensorDims(t,n,e){for(let o=0;o<n.length;o++){let i=t[o],a=n[o].dims;if(!this.compareTensorDims(i,a,e))throw new Error(`input tensor[${o}] check failed: expected shape '[${i.join(",")}]' but got [${a.join(",")}]`)}}compareTensorDims(t,n,e){if(t.length!==n.length)return!1;for(let o=0;o<t.length;++o)if(t[o]!==n[o]&&(!e||t[o]!==0))return!1;return!0}createOutput(t){let n=this._model.graph.getOutputNames();if(t.length!==n.length)throw new Error("expected number of outputs do not match number of generated outputs");let e=new Map;for(let o=0;o<n.length;++o)e.set(n[o],t[o]);return e}initializeOps(t){let n=t.getNodes();this._ops=new Array(n.length);for(let e=0;e<n.length;e++)this._ops[e]=this.sessionHandler.resolve(n[e],this._model.opsets,t)}}});var Sr,cd=y(()=>{"use strict";me();Ce();Sr=class{constructor(t){this.session=t;this.inputNames=this.session.inputNames,this.outputNames=this.session.outputNames}get inputMetadata(){throw new Error("Getting model metadata is not supported in webgl backend.")}get outputMetadata(){throw new Error("Getting model metadata is not supported in webgl backend.")}async dispose(){}async run(t,n,e){let o=new Map;for(let s in t)if(Object.hasOwnProperty.call(t,s)){let u=t[s];o.set(s,new Y(u.dims,u.type,void 0,void 0,u.data))}let i=await this.session.run(o),a={};return i.forEach((s,u)=>{a[u]=new de(s.type,s.data,s.dims)}),a}startProfiling(){this.session.startProfiling()}endProfiling(){this.session.endProfiling()}}});var fd={};ra(fd,{onnxjsBackend:()=>pT});var na,pT,dd=y(()=>{"use strict";ld();cd();na=class{async init(){}async createInferenceSessionHandler(t,n){let e=new Pr(n);return typeof t=="string"?await e.loadModel(t):await e.loadModel(t),new Sr(e)}},pT=new na});me();me();me();var Fa="1.23.0";var wS=Nr;{let r=(dd(),yd(fd)).onnxjsBackend;vn("webgl",r,-10)}Object.defineProperty(K.versions,"web",{value:Fa,enumerable:!0});export{_d as InferenceSession,Pa as TRACE,In as TRACE_FUNC_BEGIN,On as TRACE_FUNC_END,de as Tensor,wS as default,K as env,vn as registerBackend};
+/*! Bundled license information:
+
+long/index.js:
+  (**
+   * @license
+   * Copyright 2009 The Closure Library Authors
+   * Copyright 2020 Daniel Wirtz / The long.js Authors.
+   *
+   * Licensed under the Apache License, Version 2.0 (the "License");
+   * you may not use this file except in compliance with the License.
+   * You may obtain a copy of the License at
+   *
+   *     http://www.apache.org/licenses/LICENSE-2.0
+   *
+   * Unless required by applicable law or agreed to in writing, software
+   * distributed under the License is distributed on an "AS IS" BASIS,
+   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+   * See the License for the specific language governing permissions and
+   * limitations under the License.
+   *
+   * SPDX-License-Identifier: Apache-2.0
+   *)
+*/
+//# sourceMappingURL=ort.webgl.min.mjs.map