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workgroupBarrier(); + x = workgroup_id.y * ${g[0]}u + local_id.x; + y = workgroup_id.x * ${g[0]}u + local_id.y; + if (x < height && y < width) { + ${i.setByOffset("y * height + x","tile[local_id.x][local_id.y]")} + } + }`}else c=p=>` + ${p.registerUniform("output_size","u32").declareVariables(d,i)} + + ${Pa(s,n,d,i)} + + ${p.mainStart()} + ${p.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} + + let indices = ${i.offsetToIndices("global_idx")}; + let aIndices = perm(indices); + + ${i.setByOffset("global_idx",d.getByIndices("aIndices"))} + }`;return{name:"Transpose",shaderCache:{hint:`${t}`,inputDependencies:["rank"]},getRunData:p=>{let g=je.size(a);return{outputs:[{dims:a,dataType:p[0].dataType}],dispatchGroup:{x:Math.ceil(g/64)},programUniforms:[{type:12,data:g},...Ct(p[0].dims,a)]}},getShaderSource:c}},Aa=(e,t)=>{Sa(e.inputs),e.compute(En(e.inputs[0],t.perm))},hi=e=>Ut({perm:e.perm})}),Ia,Fa,Oa,za,fi,Da,Ba,mi,La,Ra,wn,Na,Va,_i,ja,Ua,gi,Wa,Ga,wi,qa,Iu=D(()=>{Kt(),Xt(),nr(),$i(),ls(),Ia={max:"select(bestValue, candidate, candidate > bestValue)",min:"select(bestValue, candidate, candidate < bestValue)",mean:"bestValue + candidate",sum:"bestValue + candidate",prod:"bestValue * candidate",sumSquare:"bestValue + candidate * candidate",logSumExp:"bestValue + exp(candidate)",l1:"bestValue + abs(candidate)",l2:"bestValue + candidate * candidate",logSum:"bestValue + candidate"},Fa={max:"select(bestValue, candidate, candidate > bestValue)",min:"select(bestValue, candidate, candidate < bestValue)",mean:"bestValue + candidate",sum:"bestValue + candidate",prod:"bestValue * candidate",sumSquare:"bestValue + 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${T.mainStart(u)} + + let outputIndex = global_idx / ${u}; + let offset = outputIndex * uniforms.reduceSize; + + var bestValue = f32(${Oa[n]}); + let Length = uniforms.reduceSize; + for (var k = local_idx; k < Length; k = k + ${u}) { + let candidate = f32(${g.getByOffset("offset + k")}); + bestValue = ${Ia[n]}; + } + aBestValues[local_idx] = bestValue; + workgroupBarrier(); + + var reduceSize = min(Length, ${u}u); + for (var currentSize = reduceSize / 2u; reduceSize > 1u; + currentSize = reduceSize / 2u) { + let interval = DIV_CEIL(reduceSize, 2u); + if (local_idx < currentSize) { + let candidate = aBestValues[local_idx + interval]; + bestValue = ${Fa[n]}; + aBestValues[local_idx] = bestValue; + } + reduceSize = interval; + workgroupBarrier(); + } + + if (local_idx == 0u) { + ${y.setByOffset("outputIndex",`${n==="mean"?`${y.type.storage}(bestValue / f32(uniforms.reduceSize))`:`${y.type.storage}(${za[n]})`}`)}; + } + 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}`,"",s.setByOffset("global_idx","best_index")]};e.compute(js("argMax",{hint:t.cacheKey,inputDependencies:["rank"]},[e.inputs[0]],r,[t.axis],7,t.keepDims),{inputs:[0]})},Gs=e=>Ut(e)}),co,Ci,po,ho,us,fo,mo,qs=D(()=>{Kt(),O(),nr(),co=(e,t)=>{let r=e[0],n=e[1],s=e[2],a=e[3],i=e[4],d=e[5];if(i&&d)throw new Error("Attention cannot have both past and attention_bias");if(r.dims.length!==3)throw new Error('Input "input" must have 3 dimensions');let c=r.dims[0],p=r.dims[1],g=r.dims[2];if(s.dims.length!==1)throw new Error('Input "bias" is expected to have 1 dimensions');if(n.dims.length!==2)throw new Error('Input "weights" is expected to have 2 dimensions');if(n.dims[0]!==g)throw new Error("Input 1 dimension 0 should have same length as dimension 2 of input 0");if(s.dims[0]!==n.dims[1])throw new Error('Input "bias" dimension 0 should have same length as dimension 1 of input "weights"');let y=s.dims[0]/3,u=y,C=u;if(t.qkvHiddenSizes.length>0){if(t.qkvHiddenSizes.length!==3)throw new 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f32(-3.402823e+38f); + for (var i = 0u; i < ${a}; i++) { + max_value = max(thread_max[i], max_value); + } + + var sum_vector = ${g}(0); + for (var i: u32 = 0; i < uniforms.elements_per_thread && i + local_offset < uniforms.d_comp; i++) { + sum_vector += exp(${g}(x[offset + i]) - max_value); + } + thread_sum[local_idx] = ${(()=>{switch(s){case 1:return"sum_vector";case 2:return"sum_vector.x + sum_vector.y";case 4:return"sum_vector.x + sum_vector.y + sum_vector.z + sum_vector.w";default:throw new Error(`Unsupported components: ${s}`)}})()}; + workgroupBarrier(); + + var sum: f32 = 0; + for (var i = 0u; i < ${a}; i++) { + sum += thread_sum[i]; + } + + if (sum == 0) { + for (var i: u32 = 0; i < uniforms.elements_per_thread && i + local_offset < uniforms.d_comp; i++) { + x[offset + i] = ${T.type.value}(${I}(uniforms.d_inv)); + } + } else { + for (var i: u32 = 0; i < uniforms.elements_per_thread && i + local_offset < uniforms.d_comp; i++) { + var f32input = ${g}(x[offset + i]); + x[offset + i] = ${T.type.value}(exp(f32input - max_value) / sum); + } + } + }`};return{name:"AttentionProbsSoftmax",shaderCache:{hint:`${a};${p};${s}`,inputDependencies:y},getShaderSource:u,getRunData:()=>({outputs:[],dispatchGroup:{x:r},programUniforms:c})}},po=(e,t,r,n,s,a,i,d)=>{let c=d+a.kvSequenceLength,p=[a.batchSize,a.numHeads,a.sequenceLength,c],g=a.kvNumHeads===void 0&&e.outputCount>1,y=g?[a.batchSize,a.numHeads,c,a.headSize]:void 0,u=i.scale===0?1/Math.sqrt(a.headSize):i.scale,C=mr(a.headSize),T=a.headSize/C,I=12,j={x:Math.ceil(c/I),y:Math.ceil(a.sequenceLength/I),z:a.batchSize*a.numHeads},G=[{type:12,data:a.sequenceLength},{type:12,data:T},{type:12,data:c},{type:12,data:a.numHeads},{type:1,data:u},{type:12,data:d},{type:12,data:a.kvSequenceLength}],L=["type","type"];n&&L.push("type"),s&&L.push("type");let le=[{dims:p,dataType:t.dataType,gpuDataType:0}];g&&le.push({dims:y,dataType:t.dataType,gpuDataType:0});let H=ae=>{let 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headIdx; + let pastKeyOffset = uniforms.past_sequence_length * uniforms.K * headIdx;`:` + let kOffset = uniforms.N * uniforms.K * headIdx + n * uniforms.K;`} + ${g?"let presentKeyOffset = headIdx * uniforms.N * uniforms.K;":""} + var value = ${dr}(0); + for (var w: u32 = 0u; w < uniforms.K; w += TILE_SIZE) { + if (global_id.y < uniforms.M && w + local_id.x < uniforms.K) { + tileQ[TILE_SIZE * local_id.y + local_id.x] = q[qOffset + local_id.y * uniforms.K + w + local_id.x]; + } + if (n + local_id.y < uniforms.N && w + local_id.x < uniforms.K) { + var idx = TILE_SIZE * local_id.y + local_id.x; + ${n&&g?` + if (n + local_id.y < uniforms.past_sequence_length) { + tileK[idx] = past_key[pastKeyOffset + (n + local_id.y) * uniforms.K + w + local_id.x]; + } else { + tileK[idx] = + key[kOffset + (n + local_id.y - uniforms.past_sequence_length) * uniforms.K + w + local_id.x]; + }`:"tileK[idx] = key[kOffset + local_id.y * uniforms.K + w + local_id.x];"} + ${g?"present_key[presentKeyOffset + (n + local_id.y) * uniforms.K + w + local_id.x] = tileK[idx];":""} + } + workgroupBarrier(); + + for (var k: u32 = 0u; k < TILE_SIZE && w+k < uniforms.K; k++) { + value += ${dr}(tileQ[TILE_SIZE * local_id.y + k] * tileK[TILE_SIZE * local_id.x + k]); + } + + workgroupBarrier(); + } + + let headOffset = headIdx * uniforms.M * uniforms.N; + if (global_id.y < uniforms.M && global_id.x < uniforms.N) { + let outputIdx = headOffset + global_id.y * uniforms.N + global_id.x; + var sum: f32 = ${(()=>{switch(C){case 1:return"value";case 2:return"value.x + value.y";case 4:return"value.x + value.y + value.z + value.w";default:throw new Error(`Unsupported components: ${C}`)}})()}; + output[outputIdx] = ${It.type.value} (sum * uniforms.alpha) + ${s?"attention_bias[outputIdx]":"0.0"}; + } + }`};return{name:"AttentionProbs",shaderCache:{hint:`${C};${s!==void 0};${n!==void 0};${e.outputCount}`,inputDependencies:L},getRunData:()=>({outputs:le,dispatchGroup:j,programUniforms:G}),getShaderSource:H}},ho=(e,t,r,n,s,a)=>{let i=a+s.kvSequenceLength,d=s.nReps?s.nReps:1,c=s.vHiddenSize*d,p=s.kvNumHeads==null&&e.outputCount>1,g=p?[s.batchSize,s.numHeads,i,s.headSize]:void 0,y=[s.batchSize,s.sequenceLength,c],u=12,C={x:Math.ceil(s.vHeadSize/u),y:Math.ceil(s.sequenceLength/u),z:s.batchSize*s.numHeads},T=[{type:12,data:s.sequenceLength},{type:12,data:i},{type:12,data:s.vHeadSize},{type:12,data:s.numHeads},{type:12,data:c},{type:12,data:a},{type:12,data:s.kvSequenceLength}],I=n?["type","type","type"]:["type","type"],j=[{dims:y,dataType:t.dataType,gpuDataType:0}];p&&j.push({dims:g,dataType:t.dataType,gpuDataType:0});let G=L=>{let le=rt("probs",t.dataType,t.dims),H=rt("v",r.dataType,r.dims),ae=[le,H];n&&ae.push(rt("past_value",n.dataType,n.dims));let Ke=[Vt("output",t.dataType,y)];p&&Ke.push(Vt("present_value",t.dataType,g));let Oe=[{name:"M",type:"u32"},{name:"K",type:"u32"},{name:"N",type:"u32"},{name:"num_heads",type:"u32"},{name:"v_hidden_size",type:"u32"},{name:"past_sequence_length",type:"u32"},{name:"kv_sequence_length",type:"u32"}];return` + const TILE_SIZE = ${u}u; + var tileQ: array<${le.type.value}, ${u*u}>; + var tileK: array<${le.type.value}, ${u*u}>; + ${L.registerUniforms(Oe).declareVariables(...ae,...Ke)} + ${L.mainStart([u,u,1])} + let headIdx = workgroup_id.z; + let m = global_id.y; + let n = global_id.x; + + let offsetA = headIdx * (uniforms.M * uniforms.K) + m * uniforms.K; + ${n&&p?` + let pastValueOffset = headIdx * uniforms.N * uniforms.past_sequence_length + n; + let vOffset = headIdx * uniforms.N * uniforms.kv_sequence_length + n; + `:` + let offsetB = headIdx * uniforms.N * uniforms.K + n; + `} + ${p?"let presentValueOffset = headIdx * uniforms.N * uniforms.K + n;":""} + var value = ${le.type.storage}(0); + for (var w: u32 = 0u; w < uniforms.K; w += TILE_SIZE) { + if (m < uniforms.M && w + local_id.x < uniforms.K) { + tileQ[TILE_SIZE * local_id.y + local_id.x] = probs[offsetA + w + local_id.x]; + } + if (n < uniforms.N && w + local_id.y < uniforms.K) { + var idx = TILE_SIZE * local_id.y + local_id.x; + ${n&&p?` + if (w + local_id.y < uniforms.past_sequence_length) { + tileK[idx] = past_value[pastValueOffset + (w + local_id.y) * uniforms.N]; + } else { + tileK[idx] = v[vOffset + (w + local_id.y - uniforms.past_sequence_length) * uniforms.N]; + } + `:` + tileK[idx] = v[offsetB + (w + local_id.y) * uniforms.N]; + `} + ${p?"present_value[presentValueOffset + (w + local_id.y) * uniforms.N] = tileK[idx];":""} + } + workgroupBarrier(); + for (var k: u32 = 0u; k < TILE_SIZE && w+k < uniforms.K; k++) { + value += tileQ[TILE_SIZE * local_id.y + k] * tileK[TILE_SIZE * k + local_id.x]; + } + workgroupBarrier(); + } + + // we need to transpose output from BNSH_v to BSND_v + let batchIdx = workgroup_id.z / uniforms.num_heads; + let currentBatchHeadNumber = workgroup_id.z % uniforms.num_heads; + if (m < uniforms.M && n < uniforms.N) { + let outputIdx = batchIdx * uniforms.M * uniforms.v_hidden_size + m * uniforms.v_hidden_size + + currentBatchHeadNumber * uniforms.N + n; + output[outputIdx] = value; + } + }`};return{name:"AttentionScore",shaderCache:{hint:`${n!==void 0};${e.outputCount}`,inputDependencies:I},getRunData:()=>({outputs:j,dispatchGroup:C,programUniforms:T}),getShaderSource:G}},us=(e,t,r,n,s,a,i,d,c,p,g)=>{let y=e.outputCount,u=p.kvNumHeads!==void 0||y>1?p.pastSequenceLength:0,C=u+p.kvSequenceLength,T=p.kvNumHeads===void 0&&y>1&&i?[t,r,i]:[t,r];c&&T.push(c);let I=e.compute(po(e,t,r,y>1?i:void 0,c,p,g,u),{inputs:T,outputs:p.kvNumHeads===void 0&&y>1?[-1,1]:[-1]})[0];e.compute(Ci(e,I,p.batchSize*p.numHeads*p.sequenceLength,C),{inputs:[I],outputs:[]});let j=p.kvNumHeads===void 0&&y>1&&d?[I,n,d]:[I,n];e.compute(ho(e,I,n,y>1&&d?d:void 0,p,u),{inputs:j,outputs:p.kvNumHeads===void 0&&y>1?[0,2]:[0]})},fo=(e,t)=>{let r=[t.batchSize,t.numHeads,t.sequenceLength,t.headSize],n=t.sequenceLength,s=t.inputHiddenSize,a=t.headSize,i=12,d={x:Math.ceil(t.headSize/i),y:Math.ceil(t.sequenceLength/i),z:t.batchSize*t.numHeads},c=[e.inputs[0],e.inputs[1],e.inputs[2]],p=[{type:12,data:n},{type:12,data:s},{type:12,data:a},{type:12,data:t.numHeads},{type:12,data:t.headSize},{type:12,data:t.hiddenSize},{type:12,data:t.hiddenSize+t.hiddenSize+t.vHiddenSize}],g=y=>{let u=Vt("output_q",c[0].dataType,r),C=Vt("output_k",c[0].dataType,r),T=Vt("output_v",c[0].dataType,r),I=rt("input",c[0].dataType,c[0].dims),j=rt("weight",c[1].dataType,c[1].dims),G=rt("bias",c[2].dataType,c[2].dims),L=I.type.storage,le=[{name:"M",type:"u32"},{name:"K",type:"u32"},{name:"N",type:"u32"},{name:"num_heads",type:"u32"},{name:"head_size",type:"u32"},{name:"hidden_size",type:"u32"},{name:"ldb",type:"u32"}];return` + const TILE_SIZE = ${i}u; + var tileInput: array<${L}, ${i*i}>; + var tileWeightQ: array<${L}, ${i*i}>; + var tileWeightK: array<${L}, ${i*i}>; + var tileWeightV: array<${L}, ${i*i}>; + ${y.registerUniforms(le).declareVariables(I,j,G,u,C,T)} + ${y.mainStart([i,i,1])} + let batchIndex = workgroup_id.z / uniforms.num_heads; + let headNumber = workgroup_id.z % uniforms.num_heads; + let m = global_id.y; + let n = global_id.x; + + let inputOffset = batchIndex * (uniforms.M * uniforms.K) + m * uniforms.K; + let biasOffsetQ = headNumber * uniforms.head_size; + let biasOffsetK = uniforms.hidden_size + biasOffsetQ; + let biasOffsetV = uniforms.hidden_size + biasOffsetK; + + var valueQ = ${L}(0); + var valueK = ${L}(0); + var valueV = ${L}(0); + for (var w: u32 = 0u; w < uniforms.K; w += TILE_SIZE) { + if (m < uniforms.M && w + local_id.x < uniforms.K) { + tileInput[TILE_SIZE * local_id.y + local_id.x] = input[inputOffset + w + local_id.x]; + } + if (n < uniforms.N && w + local_id.y < uniforms.K) { + let offset = n + (w + local_id.y) * uniforms.ldb; + tileWeightQ[TILE_SIZE * local_id.y + local_id.x] = weight[biasOffsetQ + offset]; + tileWeightK[TILE_SIZE * local_id.y + local_id.x] = weight[biasOffsetK + offset]; + tileWeightV[TILE_SIZE * local_id.y + local_id.x] = weight[biasOffsetV + offset]; + } + workgroupBarrier(); + for (var k: u32 = 0u; k({outputs:[{dims:r,dataType:e.inputs[0].dataType,gpuDataType:0},{dims:r,dataType:e.inputs[0].dataType,gpuDataType:0},{dims:r,dataType:e.inputs[0].dataType,gpuDataType:0}],dispatchGroup:d,programUniforms:p}),getShaderSource:g},{inputs:c,outputs:[-1,-1,-1]})},mo=(e,t)=>{let r=co(e.inputs,t),[n,s,a]=fo(e,r);return us(e,n,s,a,e.inputs[4],void 0,void 0,void 0,e.inputs[5],r,t)}}),_o,go,wo,yo,bo=D(()=>{$(),Kt(),Xt(),pr(),nr(),_o=(e,t)=>{if(!e||e.length!==5)throw new Error("BatchNormalization requires 5 inputs");let r=(n,s,a)=>{let i=s.length;if(i!==n.length)throw new Error(`${a}: num dimensions != ${i}`);s.forEach((d,c)=>{if(d!==n[c])throw new Error(`${a}: dim[${c}] do not match`)})};if(e[0].dims.length>1){let n=t.format==="NHWC"?t.spatial?e[0].dims.slice(-1):e[0].dims.slice(-1).concat(e[0].dims.slice(1,e[0].dims.length-1)):e[0].dims.slice(1,t.spatial?2:void 0);r(e[1].dims,n,"Invalid input scale"),r(e[2].dims,n,"Invalid input B"),r(e[3].dims,n,"Invalid input mean"),r(e[4].dims,n,"Invalid input var")}else r(e[1].dims,[1],"Invalid input scale"),r(e[2].dims,[1],"Invalid input B"),r(e[3].dims,[1],"Invalid input mean"),r(e[4].dims,[1],"Invalid input var")},go=(e,t)=>{let{epsilon:r,spatial:n,format:s}=t,a=e[0].dims,i=n?mr(a[a.length-1]):1,d=s==="NHWC"&&a.length>1?i:1,c=je.size(a)/i,p=n,g=p?a.length:a,y=rt("x",e[0].dataType,e[0].dims,i),u=rt("scale",e[1].dataType,e[1].dims,d),C=rt("bias",e[2].dataType,e[2].dims,d),T=rt("inputMean",e[3].dataType,e[3].dims,d),I=rt("inputVar",e[4].dataType,e[4].dims,d),j=Vt("y",e[0].dataType,g,i),G=()=>{let le="";if(n)le=`let cOffset = ${a.length===1?"0u":s==="NHWC"?`outputIndices[${a.length-1}] / ${i}`:"outputIndices[1]"};`;else if(s==="NCHW")le=` + ${j.indicesSet("outputIndices","0","0")} + let cOffset = ${j.indicesToOffset("outputIndices")};`;else{le=`var cIndices = ${u.type.indices}(0); + cIndices[0] = outputIndices[${a.length-1}];`;for(let H=1;H` + const epsilon = ${r}; + ${le.registerUniform("outputSize","u32").declareVariables(y,u,C,T,I,j)} + ${le.mainStart()} + ${le.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} + var outputIndices = ${j.offsetToIndices(`global_idx * ${i}`)}; + ${G()} + let scale = ${u.getByOffset("cOffset")}; + let bias = ${C.getByOffset("cOffset")}; + let inputMean = ${T.getByOffset("cOffset")}; + let inputVar = ${I.getByOffset("cOffset")}; + let x = ${y.getByOffset("global_idx")}; + let value = (x - inputMean) * inverseSqrt(inputVar + epsilon) * scale + bias; + ${j.setByOffset("global_idx","value")} + }`;return{name:"BatchNormalization",shaderCache:{hint:`${t.epsilon}_${t.format}_${n}_${i}`,inputDependencies:p?["rank","type","type","type","type"]:void 0},getShaderSource:L,getRunData:()=>({outputs:[{dims:e[0].dims,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(c/64)},programUniforms:p?[{type:12,data:c},...Ct(a)]:[{type:12,data:c}]})}},wo=e=>Ut(e),yo=(e,t)=>{let{inputs:r,outputCount:n}=e,s=wo({...t,outputCount:n});if(A.webgpu.validateInputContent&&_o(r,s),t.trainingMode)throw new Error("BatchNormalization trainingMode is not supported yet.");e.compute(go(r,s))}}),vo,Mo,ki,Ou=D(()=>{Xt(),nr(),vo=e=>{if(e[0].dims.length!==3)throw new Error("input should have 3 dimensions");if(![320,640,1280].includes(e[0].dims[2]))throw new Error("number of channels should be 320, 640 or 1280");if(e[1].dims.length!==1)throw new Error("bias is expected to have 1 dimensions");if(e[0].dims[2]!==e[1].dims[0])throw new Error("last dimension of input and bias are not the same")},Mo=e=>{let t=e[0].dims,r=e[0].dims[2],n=je.size(t)/4,s=e[0].dataType,a=rt("input",s,t,4),i=rt("bias",s,[r],4),d=rt("residual",s,t,4),c=Vt("output",s,t,4);return{name:"BiasAdd",getRunData:()=>({outputs:[{dims:t,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(n/64)}}),getShaderSource:p=>` + const channels = ${r}u / 4; + ${p.declareVariables(a,i,d,c)} + + ${p.mainStart()} + ${p.guardAgainstOutOfBoundsWorkgroupSizes(n)} + let value = ${a.getByOffset("global_idx")} + + ${i.getByOffset("global_idx % channels")} + ${d.getByOffset("global_idx")}; + ${c.setByOffset("global_idx","value")} + }`}},ki=e=>{vo(e.inputs),e.compute(Mo(e.inputs))}}),xo,_r,To,$o,Ei,Co,ko,Si,Eo,So,Hs,Po,Ao,Io,Pi,Fo,ds,Oo,Ks,zo,Ai,Do,Bo,Lo,Ii,Ro,No,Fi,Vo,jo,Oi,Uo,Wo,zi,Go,Di,Bi,Li,Ri,qo,Ho,Ni,Ko,Xo,Qo,Vi=D(()=>{Kt(),Xt(),pr(),nr(),xo=(e,t,r,n,s,a)=>{let i=Math.ceil(t/4),d="";typeof s=="string"?d=`${s}(a)`:d=s("a");let c=rt("inputData",r,[i],4),p=Vt("outputData",n,[i],4);return` + ${e.registerUniform("vec_size","u32").declareVariables(c,p)} + + ${a??""} + + ${e.mainStart()} + ${e.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.vec_size")} + + let a = ${c.getByOffset("global_idx")}; + ${p.setByOffset("global_idx",d)} + }`},_r=(e,t,r,n,s,a=e.dataType)=>({name:t,shaderCache:{hint:s,inputDependencies:["type"]},getShaderSource:i=>xo(i,je.size(e.dims),e.dataType,a,r,n),getRunData:i=>({outputs:[{dims:e.dims,dataType:a}],dispatchGroup:{x:Math.ceil(je.size(i[0].dims)/64/4)},programUniforms:[{type:12,data:Math.ceil(je.size(e.dims)/4)}]})}),To=e=>{e.compute(_r(e.inputs[0],"Abs","abs"))},$o=e=>{e.compute(_r(e.inputs[0],"Acos","acos"))},Ei=e=>{e.compute(_r(e.inputs[0],"Acosh","acosh"))},Co=e=>{e.compute(_r(e.inputs[0],"Asin","asin"))},ko=e=>{e.compute(_r(e.inputs[0],"Asinh","asinh"))},Si=e=>{e.compute(_r(e.inputs[0],"Atan","atan"))},Eo=e=>{e.compute(_r(e.inputs[0],"Atanh","atanh"))},So=e=>Ut(e),Hs=(e,t)=>{let r;switch(t.to){case 10:r="vec4";break;case 1:r="vec4";break;case 12:r="vec4";break;case 6:r="vec4";break;case 9:r="vec4";break;default:throw new RangeError(`not supported type (specified in attribute 'to' from 'Cast' operator): ${t.to}`)}e.compute(_r(e.inputs[0],"Cast",r,void 0,t.cacheKey,t.to))},Po=e=>{let t=e.length>=2&&e[1].data!==0?e[1].getFloat32Array()[0]:Wr,r=e.length>=3&&e[2].data!==0?e[2].getFloat32Array()[0]:on;return Ut({min:t,max:r})},Ao=(e,t)=>{let r=e.inputs.length===1?t:Po(e.inputs),n=vr(e.inputs[0].dataType);e.compute(_r(e.inputs[0],"Clip",s=>`clamp(${s}, clip_min_, clip_max_)`,` + const clip_min_: vec4<${n}> = vec4(${n}(${r.min})); + const clip_max_: vec4<${n}> = vec4(${n}(${r.max})); +`,r.cacheKey),{inputs:[0]})},Io=e=>{e.compute(_r(e.inputs[0],"Ceil","ceil"))},Pi=e=>{e.compute(_r(e.inputs[0],"Cos","cos"))},Fo=e=>{e.compute(_r(e.inputs[0],"Cosh","cosh"))},ds=e=>Ut(e),Oo=(e,t)=>{let r=vr(e.inputs[0].dataType);e.compute(_r(e.inputs[0],"Elu",n=>`elu_vf32(${n})`,` + const elu_alpha_ = ${r}(${t.alpha}); + + fn elu_f32(a: ${r}) -> ${r} { + return select((exp(a) - 1.0) * elu_alpha_, a, a >= 0.0); + } + + fn elu_vf32(v: vec4<${r}>) -> vec4<${r}> { + return vec4(elu_f32(v.x), elu_f32(v.y), elu_f32(v.z), elu_f32(v.w)); + }`,t.cacheKey))},Ks=(e="f32")=>` +const r0: ${e} = 0.3275911; +const r1: ${e} = 0.254829592; +const r2: ${e} = -0.284496736; +const r3: ${e} = 1.421413741; +const r4: ${e} = -1.453152027; +const r5: ${e} = 1.061405429; + +fn erf_vf32(v: vec4<${e}>) -> vec4<${e}> { + let absv = abs(v); + let x = 1.0 / (1.0 + r0 * absv); + return sign(v) * (1.0 - ((((r5 * x + r4) * x + r3) * x + r2) * x + r1) * x * exp(-absv * absv)); +}`,zo=e=>{let t=vr(e.inputs[0].dataType);e.compute(_r(e.inputs[0],"Erf",r=>`erf_vf32(${r})`,Ks(t)))},Ai=e=>{e.compute(_r(e.inputs[0],"Exp","exp"))},Do=e=>{e.compute(_r(e.inputs[0],"Floor","floor"))},Bo=e=>{let t=vr(e.inputs[0].dataType);e.compute(_r(e.inputs[0],"Gelu",r=>`0.5 * ${r} * (1.0 + erf_vf32(${r} * 0.7071067811865475))`,Ks(t)))},Lo=(e,t)=>{let r=vr(e.inputs[0].dataType);e.compute(_r(e.inputs[0],"LeakyRelu",n=>`select(leaky_relu_alpha_ * ${n}, ${n}, ${n} >= vec4<${r}>(0.0))`,`const leaky_relu_alpha_ = ${r}(${t.alpha});`,t.cacheKey))},Ii=e=>{e.compute(_r(e.inputs[0],"Not",t=>`!${t}`))},Ro=e=>{e.compute(_r(e.inputs[0],"Neg",t=>`-${t}`))},No=e=>{e.compute(_r(e.inputs[0],"Reciprocal",t=>`1.0/${t}`))},Fi=e=>{let t=vr(e.inputs[0].dataType);e.compute(_r(e.inputs[0],"Relu",r=>`select(vec4<${t}>(0.0), ${r}, ${r} > vec4<${t}>(0.0))`))},Vo=e=>{e.compute(_r(e.inputs[0],"Sigmoid",t=>`(1.0 / (1.0 + exp(-${t})))`))},jo=e=>Ut(e),Oi=(e,t)=>{let r=vr(e.inputs[0].dataType);e.compute(_r(e.inputs[0],"HardSigmoid",n=>`max(vec4<${r}>(0.0), min(vec4<${r}>(1.0), ${t.alpha} * ${n} + vec4<${r}>(${t.beta})))`,void 0,t.cacheKey))},Uo=e=>{e.compute(_r(e.inputs[0],"Sin","sin"))},Wo=e=>{e.compute(_r(e.inputs[0],"Sinh","sinh"))},zi=e=>{e.compute(_r(e.inputs[0],"Sqrt","sqrt"))},Go=e=>{e.compute(_r(e.inputs[0],"Tan","tan"))},Di=e=>`sign(${e}) * (1 - exp(-2 * abs(${e}))) / (1 + exp(-2 * abs(${e})))`,Bi=e=>{e.compute(_r(e.inputs[0],"Tanh",Di))},Li=(e="f32")=>` +const fast_gelu_a: ${e} = 0.5; +const fast_gelu_b: ${e} = 0.7978845608028654; +const fast_gelu_c: ${e} = 0.035677408136300125; + +fn tanh_v(v: vec4<${e}>) -> vec4<${e}> { + return ${Di("v")}; +} +`,Ri=e=>`(fast_gelu_a + fast_gelu_a * tanh_v(${e} * (fast_gelu_c * ${e} * ${e} + fast_gelu_b))) * ${e}`,qo=e=>{let t=vr(e.inputs[0].dataType);e.compute(_r(e.inputs[0],"FastGelu",Ri,Li(t),void 0,e.inputs[0].dataType))},Ho=(e,t)=>{let r=vr(e.inputs[0].dataType);return e.compute(_r(e.inputs[0],"ThresholdedRelu",n=>`select(vec4<${r}>(0.0), ${n}, ${n} > thresholded_relu_alpha_)`,`const thresholded_relu_alpha_ = vec4<${r}>(${t.alpha});`,t.cacheKey)),0},Ni=e=>{e.compute(_r(e.inputs[0],"Log","log"))},Ko=(e,t)=>` +const alpha = vec4<${e}>(${t}); +const one = ${e}(1.0); +const zero = ${e}(0.0); + +fn quick_gelu_impl(x: vec4<${e}>) -> vec4<${e}> { + let v = x *alpha; + var x1 : vec4<${e}>; + for (var i = 0; i < 4; i = i + 1) { + if (v[i] >= zero) { + x1[i] = one / (one + exp(-v[i])); + } else { + x1[i] = one - one / (one + exp(v[i])); + } + } + return x * x1; +} +`,Xo=e=>`quick_gelu_impl(${e})`,Qo=(e,t)=>{let r=vr(e.inputs[0].dataType);e.compute(_r(e.inputs[0],"QuickGelu",Xo,Ko(r,t.alpha),t.cacheKey,e.inputs[0].dataType))}}),ji,Yo,Zo,Jo=D(()=>{Xt(),nr(),Vi(),ji=e=>{if(e[0].dims.length!==3)throw new Error("input should have 3 dimensions");if(![2560,5120,10240].includes(e[0].dims[2]))throw new Error("hidden state should be 2560, 5120 or 10240");if(e[1].dims.length!==1)throw new Error("bias is expected to have 1 dimensions");if(e[0].dims[2]!==e[1].dims[0])throw new Error("last dimension of input and bias are not the same")},Yo=e=>{let t=e[0].dims.slice();t[2]=t[2]/2;let r=rt("input",e[0].dataType,e[0].dims,4),n=rt("bias",e[0].dataType,[e[0].dims[2]],4),s=Vt("output",e[0].dataType,t,4),a=je.size(t)/4,i=br(e[0].dataType);return{name:"BiasSplitGelu",getRunData:()=>({outputs:[{dims:t,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(a/64)}}),getShaderSource:d=>` + const M_SQRT2 = sqrt(2.0); + const halfChannels = ${e[0].dims[2]/4/2}u; + + ${d.declareVariables(r,n,s)} + + ${Ks(i)} + + ${d.mainStart()} + ${d.guardAgainstOutOfBoundsWorkgroupSizes(a)} + let biasIdx = global_idx % halfChannels; + let batchIndex = global_idx / halfChannels; + let inputOffset = biasIdx + batchIndex * halfChannels * 2; + let valueLeft = input[inputOffset] + bias[biasIdx]; + let valueRight = input[inputOffset + halfChannels] + bias[biasIdx + halfChannels]; + let geluRight = valueRight * 0.5 * (erf_vf32(valueRight / M_SQRT2) + 1); + + ${s.setByOffset("global_idx","valueLeft * geluRight")} + }`}},Zo=e=>{ji(e.inputs),e.compute(Yo(e.inputs))}}),el,tl,vn,rl,nl,Ui,sl,il,al,ol,ll,ul,Wi,zu=D(()=>{Kt(),Xt(),nr(),el=(e,t,r,n,s,a,i,d,c,p,g,y)=>{let u,C;typeof d=="string"?u=C=(L,le)=>`${d}((${L}),(${le}))`:typeof d=="function"?u=C=d:(u=d.scalar,C=d.vector);let T=Vt("outputData",g,n.length,4),I=rt("aData",c,t.length,4),j=rt("bData",p,r.length,4),G;if(s)if(a){let L=je.size(t)===1,le=je.size(r)===1,H=t.length>0&&t[t.length-1]%4===0,ae=r.length>0&&r[r.length-1]%4===0;L||le?G=T.setByOffset("global_idx",C(L?`${I.type.value}(${I.getByOffset("0")}.x)`:I.getByOffset("global_idx"),le?`${j.type.value}(${j.getByOffset("0")}.x)`:j.getByOffset("global_idx"))):G=` + let outputIndices = ${T.offsetToIndices("global_idx * 4u")}; + let offsetA = ${I.broadcastedIndicesToOffset("outputIndices",T)}; + let offsetB = ${j.broadcastedIndicesToOffset("outputIndices",T)}; + ${T.setByOffset("global_idx",C(i||H?I.getByOffset("offsetA / 4u"):`${I.type.value}(${I.getByOffset("offsetA / 4u")}[offsetA % 4u])`,i||ae?j.getByOffset("offsetB / 4u"):`${j.type.value}(${j.getByOffset("offsetB / 4u")}[offsetB % 4u])`))} + `}else G=T.setByOffset("global_idx",C(I.getByOffset("global_idx"),j.getByOffset("global_idx")));else{if(!a)throw new Error("no necessary to use scalar implementation for element-wise binary op implementation.");let L=(le,H,ae="")=>{let Ke=`aData[indexA${H}][componentA${H}]`,Oe=`bData[indexB${H}][componentB${H}]`;return` + let outputIndices${H} = ${T.offsetToIndices(`global_idx * 4u + ${H}u`)}; + let offsetA${H} = ${I.broadcastedIndicesToOffset(`outputIndices${H}`,T)}; + let offsetB${H} = ${j.broadcastedIndicesToOffset(`outputIndices${H}`,T)}; + let indexA${H} = offsetA${H} / 4u; + let indexB${H} = offsetB${H} / 4u; + let componentA${H} = offsetA${H} % 4u; + let componentB${H} = offsetB${H} % 4u; + ${le}[${H}] = ${ae}(${u(Ke,Oe)}); + `};g===9?G=` + var data = vec4(0); + ${L("data",0,"u32")} + ${L("data",1,"u32")} + ${L("data",2,"u32")} + ${L("data",3,"u32")} + outputData[global_idx] = dot(vec4(0x1, 0x100, 0x10000, 0x1000000), vec4(data));`:G=` + ${L("outputData[global_idx]",0)} + ${L("outputData[global_idx]",1)} + ${L("outputData[global_idx]",2)} + ${L("outputData[global_idx]",3)} + `}return` + ${e.registerUniform("vec_size","u32").declareVariables(I,j,T)} + + ${y??""} + + ${e.mainStart()} + ${e.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.vec_size")} + ${G} + }`},tl=(e,t,r,n,s,a,i=r.dataType)=>{let d=!je.areEqual(r.dims,n.dims),c=r.dims,p=je.size(r.dims),g=!1,y=!1,u=[d];if(d){let C=Kr.calcShape(r.dims,n.dims,!1);if(!C)throw new Error("Can't perform binary op on the given tensors");c=C,p=je.size(c);let T=je.size(r.dims)===1,I=je.size(n.dims)===1,j=r.dims.length>0&&r.dims[r.dims.length-1]%4===0,G=n.dims.length>0&&n.dims[n.dims.length-1]%4===0;u.push(T),u.push(I),u.push(j),u.push(G);let L=1;for(let le=1;leC.toString()).join("_"),inputDependencies:["rank","rank"]},getShaderSource:C=>el(C,r.dims,n.dims,c,g,d,y,s,r.dataType,n.dataType,i,a),getRunData:()=>({outputs:[{dims:c,dataType:i}],dispatchGroup:{x:Math.ceil(p/64/4)},programUniforms:[{type:12,data:Math.ceil(je.size(c)/4)},...Ct(r.dims,n.dims,c)]})}},vn=(e,t,r,n,s,a)=>{e.compute(tl(t,s??"",e.inputs[0],e.inputs[1],r,n,a))},rl=e=>{vn(e,"Add",(t,r)=>`${t}+${r}`)},nl=e=>{vn(e,"Div",(t,r)=>`${t}/${r}`)},Ui=e=>{vn(e,"Equal",{scalar:(t,r)=>`u32(${t}==${r})`,vector:(t,r)=>`vec4(${t}==${r})`},void 0,void 0,9)},sl=e=>{vn(e,"Mul",(t,r)=>`${t}*${r}`)},il=e=>{let t=rt("input",e.inputs[0].dataType,e.inputs[0].dims).type.value;vn(e,"Pow",{scalar:(r,n)=>`pow_custom(${r},${n})`,vector:(r,n)=>`pow_vector_custom(${r},${n})`},` + fn pow_custom(a : ${t}, b : ${t}) -> ${t} { + if (b == ${t}(0.0)) { + return ${t}(1.0); + } else if (a < ${t}(0.0) && f32(b) != floor(f32(b))) { + return ${t}(pow(f32(a), f32(b))); // NaN + } + return select(sign(a), ${t}(1.0), round(f32(abs(b) % ${t}(2.0))) != 1.0) * ${t}(${t==="i32"?"round":""}(pow(f32(abs(a)), f32(b)))); + } + fn pow_vector_custom(a : vec4<${t}>, b : vec4<${t}>) -> vec4<${t}> { + // TODO: implement vectorized pow + return vec4<${t}>(pow_custom(a.x, b.x), pow_custom(a.y, b.y), pow_custom(a.z, b.z), pow_custom(a.w, b.w)); + } + `)},al=e=>{vn(e,"Sub",(t,r)=>`${t}-${r}`)},ol=e=>{vn(e,"Greater",{scalar:(t,r)=>`u32(${t}>${r})`,vector:(t,r)=>`vec4(${t}>${r})`},void 0,void 0,9)},ll=e=>{vn(e,"Less",{scalar:(t,r)=>`u32(${t}<${r})`,vector:(t,r)=>`vec4(${t}<${r})`},void 0,void 0,9)},ul=e=>{vn(e,"GreaterOrEqual",{scalar:(t,r)=>`u32(${t}>=${r})`,vector:(t,r)=>`vec4(${t}>=${r})`},void 0,void 0,9)},Wi=e=>{vn(e,"LessOrEqual",{scalar:(t,r)=>`u32(${t}<=${r})`,vector:(t,r)=>`vec4(${t}<=${r})`},void 0,void 0,9)}}),dl,Gi,cl,pl,Wn,hl,Du=D(()=>{Kt(),Xt(),pr(),nr(),dl=(e,t)=>{if(!e||e.length<1)throw new Error("too few inputs");let r=0,n=e[r],s=n.dataType,a=n.dims.length;e.forEach((i,d)=>{if(d!==r){if(i.dataType!==s)throw new Error("input tensors should be one type");if(i.dims.length!==a)throw new Error("input tensors should have the same shape");i.dims.forEach((c,p)=>{if(p!==t&&c!==n.dims[p])throw new Error("non concat dimensions must match")})}})},Gi=(e,t)=>` + fn calculateInputIndex(index: u32) -> u32 { + let sizeInConcatAxis = array(${t}); + for (var i: u32 = 0u; i < ${e}; i += 1u ) { + if (index < sizeInConcatAxis[i]) { + return i; + } + } + return ${e}u; + }`,cl=(e,t)=>{let r=e.length,n=[];for(let s=0;s{let s=je.size(r),a=new Array(e.length),i=new Array(e.length),d=0,c=[],p=[],g=[{type:12,data:s}];for(let I=0;I`uniforms.sizeInConcatAxis${I}`).join(","),T=I=>` + + ${(()=>{I.registerUniform("outputSize","u32");for(let j=0;j(${C}); + ${u} -= sizeInConcatAxis[inputIndex - 1u]; + } + + ${cl(i,y)} + }`;return{name:"Concat",shaderCache:{hint:`${t}`,inputDependencies:c},getRunData:()=>({outputs:[{dims:r,dataType:n}],dispatchGroup:{x:Math.ceil(s/64)},programUniforms:g}),getShaderSource:T}},Wn=(e,t)=>{let r=e.inputs,n=r[0].dims,s=je.normalizeAxis(t.axis,n.length);dl(r,s);let a=n.slice();a[s]=r.reduce((d,c)=>d+(c.dims.length>s?c.dims[s]:0),0);let i=r.filter(d=>je.size(d.dims)>0);e.compute(pl(i,s,a,r[0].dataType),{inputs:i})},hl=e=>Ut({axis:e.axis})}),Gn,qn,zn,qi,Hn=D(()=>{Kt(),Xt(),Gn=(e,t,r="f32")=>{switch(e.activation){case"Relu":return`value = max(value, ${t}(0.0));`;case"Sigmoid":return`value = (${t}(1.0) / (${t}(1.0) + exp(-value)));`;case"Clip":return`value = clamp(value, ${t}(${r}(uniforms.clip_min)), ${t}(${r}(uniforms.clip_max)));`;case"HardSigmoid":return`value = max(${t}(0.0), min(${t}(1.0), ${r}(uniforms.alpha) * value + ${r}(uniforms.beta)));`;case"LeakyRelu":return`value = select(${r}(uniforms.alpha) * value, value, value >= ${t}(0.0));`;case"Tanh":return`let e2x = exp(-2.0 * abs(value)); + value = sign(value) * (1.0 - e2x) / (1.0 + e2x); + `;case"":return"";default:throw new Error(`Unsupported activation ${e.activation}`)}},qn=(e,t)=>{e.activation==="Clip"?t.push({type:1,data:e.clipMax},{type:1,data:e.clipMin}):e.activation==="HardSigmoid"?t.push({type:1,data:e.alpha},{type:1,data:e.beta}):e.activation==="LeakyRelu"&&t.push({type:1,data:e.alpha})},zn=(e,t)=>{e.activation==="Clip"?t.push({name:"clip_max",type:"f32"},{name:"clip_min",type:"f32"}):e.activation==="HardSigmoid"?t.push({name:"alpha",type:"f32"},{name:"beta",type:"f32"}):e.activation==="LeakyRelu"&&t.push({name:"alpha",type:"f32"})},qi=e=>{let t=(e==null?void 0:e.activation)||"";if(t==="HardSigmoid"){let[r,n]=(e==null?void 0:e.activation_params)||[.2,.5];return{activation:t,alpha:r,beta:n}}else if(t==="Clip"){let[r,n]=(e==null?void 0:e.activation_params)||[Wr,on];return{activation:t,clipMax:n,clipMin:r}}else if(t==="LeakyRelu"){let[r]=(e==null?void 0:e.activation_params)||[.01];return{activation:t,alpha:r}}return{activation:t}}}),Yr,Hi,cs=D(()=>{Yr=(e,t)=>{switch(e){case 1:return t;case 2:return`vec2<${t}>`;case 3:return`vec3<${t}>`;case 4:return`vec4<${t}>`;default:throw new Error(`${e}-component is not supported.`)}},Hi=e=>` + ${e?"value = value + getBiasByOutputCoords(coords);":""} + `}),Ki,fl=D(()=>{Ki=e=>` +fn getIndexFromCoords4D(coords : vec4, shape : vec4) -> i32 { + return dot(coords, vec4( + shape.y * shape.z * shape.w, shape.z * shape.w, shape.w, 1)); +} +fn getOutputIndexFromCoords(coords : vec4) -> i32 { + return dot(coords, vec4( + i32(${e}.x), i32(${e}.y), i32(${e}.z), 1)); +} +`}),ml,Ts,Xs,Xi,_l,Qs,Ys,Qi,Zs=D(()=>{Kt(),Xt(),nr(),Hn(),cs(),ml=(e,t)=>e?` + mm_Asub[inputRow][inputCol] = mm_readA(batch, + kStart + inputRow, + globalRowStart / innerElementSize + inputCol${t?", batchIndices":""}); + `:` + mm_Asub[inputRow][inputCol] = mm_readA(batch, + globalRow + innerRow, + kStart / innerElementSize + inputCol${t?", batchIndices":""}); + `,Ts=(e,t)=>e?` + let ACached0 = mm_Asub[k * innerElementSize][localRow]; + let ACached1 = mm_Asub[k * innerElementSize + 1][localRow]; + let ACached2 = mm_Asub[k * innerElementSize + 2][localRow]; + ${t===3?"":"let ACached3 = mm_Asub[k * innerElementSize + 3][localRow];"} + for (var i = 0; i < rowPerThread; i = i + 1) { + acc[i] = BCached0 * ACached0[i] + acc[i]; + acc[i] = BCached1 * ACached1[i] + acc[i]; + acc[i] = BCached2 * ACached2[i] + acc[i]; + ${t===3?"":"acc[i] = BCached3 * ACached3[i] + acc[i];"} + }`:` + for (var i = 0; i < rowPerThread; i = i + 1) { + let ACached = mm_Asub[tileRow + i][k]; + acc[i] = BCached0 * ACached.x + acc[i]; + acc[i] = BCached1 * ACached.y + acc[i]; + acc[i] = BCached2 * ACached.z + acc[i]; + ${t===3?"":"acc[i] = BCached3 * ACached.w + acc[i];"} + }`,Xs=(e,t,r="f32",n,s=!1,a=32,i=!1,d=32)=>{let c=t[1]*e[1],p=t[0]*e[0],g=s?c:a,y=s?a:c,u=g/t[0],C=a/t[1];if(!((s&&u===4&&e[1]===4||!s&&(u===3||u===4))&&g%t[0]===0&&a%t[1]===0&&e[0]===4))throw new Error(`If transposeA ${s} is true, innerElementSize ${u} and workPerThread[1] ${e[1]} must be 4. + Otherwise, innerElementSize ${u} must be 3 or 4. + tileAWidth ${g} must be divisible by workgroupSize[0]${t[0]}. tileInner ${a} must be divisible by workgroupSize[1] ${t[1]}. colPerThread ${e[0]} must be 4.`);return` +var mm_Asub: array, ${g/u}>, ${y}>; +var mm_Bsub: array, ${p/e[0]}>, ${a}>; + +const rowPerThread = ${e[1]}; +const colPerThread = ${e[0]}; +const innerElementSize = ${u}; +const tileInner = ${a}; + +@compute @workgroup_size(${t[0]}, ${t[1]}, ${t[2]}) +fn main(@builtin(local_invocation_id) localId : vec3, + @builtin(global_invocation_id) globalId : vec3, + @builtin(workgroup_id) workgroupId : vec3) { + let localRow = i32(localId.y); + let tileRow = localRow * rowPerThread; + let tileCol = i32(localId.x); + + let globalRow =i32(globalId.y) * rowPerThread; + let globalCol = i32(globalId.x); + let batch = ${i?"0":"i32(globalId.z)"}; + ${n?`let batchIndices = ${n.offsetToIndices("u32(batch)")};`:""} + let globalRowStart = i32(workgroupId.y) * ${c}; + + let num_tiles = ${i?`${Math.ceil(d/a)}`:"(uniforms.dim_inner - 1) / tileInner + 1"}; + var kStart = ${i?`i32(globalId.z) * ${d}`:"0"}; + + var acc: array, rowPerThread>; + + // Loop over shared dimension. + let tileRowB = localRow * ${C}; + for (var t = 0; t < num_tiles; t = t + 1) { + // Load one tile of A into local memory. + for (var innerRow = 0; innerRow < rowPerThread; innerRow = innerRow + 1) { + let inputRow = tileRow + innerRow; + let inputCol = tileCol; + ${ml(s,n)} + } + + // Load one tile of B into local memory. + for (var innerRow = 0; innerRow < ${C}; innerRow = innerRow + 1) { + let inputRow = tileRowB + innerRow; + let inputCol = tileCol; + mm_Bsub[inputRow][inputCol] = mm_readB(batch, kStart + inputRow, globalCol${n?", batchIndices":""}); + } + kStart = kStart + tileInner; + workgroupBarrier(); + + // Compute acc values for a single thread. + for (var k = 0; k < tileInner / innerElementSize; k = k + 1) { + let BCached0 = mm_Bsub[k * innerElementSize][tileCol]; + let BCached1 = mm_Bsub[k * innerElementSize + 1][tileCol]; + let BCached2 = mm_Bsub[k * innerElementSize + 2][tileCol]; + ${u===3?"":"let BCached3 = mm_Bsub[k * innerElementSize + 3][tileCol];"} + + ${Ts(s,u)} + } + + workgroupBarrier(); + } + + for (var innerRow = 0; innerRow < rowPerThread; innerRow = innerRow + 1) { + mm_write(batch, globalRow + innerRow, globalCol, acc[innerRow]); + } +}`},Xi=(e,t)=>e?` + mm_Asub[inputRow][inputCol] = mm_readA(batch, + kStart + inputRow, + globalRowStart + inputCol${t?", batchIndices":""}); + `:` + mm_Asub[inputRow][inputCol] = mm_readA(batch, + globalRowStart + inputRow, + kStart + inputCol${t?", batchIndices":""}); + `,_l=e=>e?"let ACached = mm_Asub[k][tileRow + innerRow];":"let ACached = mm_Asub[tileRow + innerRow][k];",Qs=(e,t,r="f32",n,s=!1,a=32,i=!1,d=32,c=!1)=>{let p=e[1]*t[1],g=e[0]*t[0],y=s?p:a,u=s?a:p;if(!(u%t[1]===0&&y%t[0]===0&&a%t[1]===0))throw new Error(`tileAHight ${u} must be divisible by workgroupSize[1]${t[1]}, tileAWidth ${y} must be divisible by workgroupSize[0]${t[0]}, tileInner ${a} must be divisible by workgroupSize[1]${t[1]}`);let C=u/t[1],T=y/t[0],I=a/t[1],j=c?` + let localRow = i32(localId.y); + let localCol = i32(localId.x); + let globalRowStart = i32(workgroupId.y) * ${p}; + let globalColStart = i32(workgroupId.x) * ${g}; + + // Loop over shared dimension. + for (var t = 0; t < num_tiles; t = t + 1) { + // Load one tile of A into local memory. + for (var inputRow = localRow; inputRow < ${u}; inputRow = inputRow + ${t[1]}) { + for (var inputCol = localCol; inputCol < ${y}; inputCol = inputCol + ${t[0]}) { + ${Xi(s,n)} + } + } + // Load one tile of B into local memory. + for (var inputRow = localRow; inputRow < ${a}; inputRow = inputRow + ${t[1]}) { + for (var inputCol = localCol; inputCol < ${g}; inputCol = inputCol + ${t[0]}) { + mm_Bsub[inputRow][inputCol] = mm_readB(batch, + kStart + inputRow, + globalColStart + inputCol${n?", batchIndices":""}); + } + } + kStart = kStart + tileInner; + workgroupBarrier(); + + // Compute acc values for a single thread. + var BCached : array<${r}, colPerThread>; + for (var k = 0; k < tileInner; k = k + 1) { + for (var inner = 0; inner < colPerThread; inner = inner + 1) { + BCached[inner] = mm_Bsub[k][localCol + inner * ${t[0]}]; + } + for (var innerRow = 0; innerRow < rowPerThread; innerRow = innerRow + 1) { + let ACached = ${s?`mm_Asub[k][localRow + innerRow * ${t[1]}];`:`mm_Asub[localRow + innerRow * ${t[1]}][k];`} + for (var innerCol = 0; innerCol < colPerThread; innerCol = innerCol + 1) { + acc[innerRow][innerCol] = acc[innerRow][innerCol] + + ACached * BCached[innerCol]; + } + } + } + workgroupBarrier(); + } + for (var innerRow = 0; innerRow < rowPerThread; innerRow = innerRow + 1) { + let gRow = globalRowStart + localRow + innerRow * ${t[1]}; + for (var innerCol = 0; innerCol < colPerThread; innerCol = innerCol + 1) { + let gCol = globalColStart + localCol + innerCol * ${t[0]}; + mm_write(batch, gRow, gCol, acc[innerRow][innerCol]); + } + } + `:` +let tileRow = i32(localId.y) * rowPerThread; +let tileCol = i32(localId.x) * colPerThread; + +let globalRow = i32(globalId.y) * rowPerThread; +let globalCol = i32(globalId.x) * colPerThread; +let globalRowStart = i32(workgroupId.y) * ${p}; + +let tileRowA = i32(localId.y) * ${C}; +let tileColA = i32(localId.x) * ${T}; +let tileRowB = i32(localId.y) * ${I}; +// Loop over shared dimension. +for (var t = 0; t < num_tiles; t = t + 1) { + // Load one tile of A into local memory. + for (var innerRow = 0; innerRow < ${C}; innerRow = innerRow + 1) { + for (var innerCol = 0; innerCol < ${T}; innerCol = innerCol + 1) { + let inputRow = tileRowA + innerRow; + let inputCol = tileColA + innerCol; + ${Xi(s,n)} + } + } + + // Load one tile of B into local memory. + for (var innerRow = 0; innerRow < ${I}; innerRow = innerRow + 1) { + for (var innerCol = 0; innerCol < colPerThread; innerCol = innerCol + 1) { + let inputRow = tileRowB + innerRow; + let inputCol = tileCol + innerCol; + mm_Bsub[inputRow][inputCol] = mm_readB(batch, + kStart + inputRow, + globalCol + innerCol${n?", batchIndices":""}); + } + } + kStart = kStart + tileInner; + workgroupBarrier(); + + // Compute acc values for a single thread. + var BCached : array<${r}, colPerThread>; + for (var k = 0; k < tileInner; k = k + 1) { + for (var inner = 0; inner < colPerThread; inner = inner + 1) { + BCached[inner] = mm_Bsub[k][tileCol + inner]; + } + + for (var innerRow = 0; innerRow < rowPerThread; innerRow = innerRow + 1) { + ${_l(s)} + for (var innerCol = 0; innerCol < colPerThread; innerCol = innerCol + 1) { + acc[innerRow][innerCol] = acc[innerRow][innerCol] + ACached * BCached[innerCol]; + } + } + } + + workgroupBarrier(); +} + +for (var innerRow = 0; innerRow < rowPerThread; innerRow = innerRow + 1) { + for (var innerCol = 0; innerCol < colPerThread; innerCol = innerCol + 1) { + mm_write(batch, globalRow + innerRow, globalCol + innerCol, + acc[innerRow][innerCol]); + } +} +`;return` + var mm_Asub : array, ${u}>; + var mm_Bsub : array, ${a}>; + const rowPerThread = ${e[1]}; + const colPerThread = ${e[0]}; + const tileInner = ${a}; + +@compute @workgroup_size(${t[0]}, ${t[1]}, ${t[2]}) +fn main(@builtin(local_invocation_id) localId : vec3, + @builtin(global_invocation_id) globalId : vec3, + @builtin(workgroup_id) workgroupId : vec3) { + let batch = ${i?"0":"i32(globalId.z)"}; + ${n?`let batchIndices = ${n.offsetToIndices("u32(batch)")};`:""} + let num_tiles = ${i?`${Math.ceil(d/a)}`:"(uniforms.dim_inner - 1) / tileInner + 1"}; + var kStart = ${i?`i32(globalId.z) * ${d}`:"0"}; + + var acc : array, rowPerThread>; + ${j} + } +`},Ys=(e,t,r,n,s,a=!1)=>{let[i,d,c]=s,[p,g,y,u]=n,C=os(i,c),T=os(d,c),I=br(n[0].type.tensor),j=()=>{let L=g.rank,le=p.rank,H=`var aIndices: ${g.type.indices};`;for(let ae=L-2-1,Ke=le-1;ae>=0;ae--,Ke--)H+=` +aIndices[${ae}] = ${le>1?`batchIndices[${Ke}]`:"batchIndices"};`;return C.forEach(ae=>{H+=` +aIndices[${ae}] = 0;`}),H+=` +aIndices[${L-2}] = u32(row); + aIndices[${L-1}] = u32(colIn);`,H},G=()=>{let L=y.rank,le=p.rank,H=`var bIndices: ${y.type.indices};`;for(let ae=L-2-1,Ke=le-1;ae>=0;ae--,Ke--)H+=` +bIndices[${ae}] = ${le>1?`batchIndices[${Ke}]`:"batchIndices"};`;return T.forEach(ae=>{H+=` +bIndices[${ae}] = 0;`}),H+=` +bIndices[${L-2}] = u32(row); + bIndices[${L-1}] = u32(colIn);`,H};return` + fn mm_readA(batch: i32, row: i32, colIn: i32, batchIndices: ${p.type.indices}) -> ${Yr(e,I)} { + var value = ${Yr(e,I)}(0.0); + let col = colIn * ${e}; + if(row < uniforms.dim_a_outer && col < uniforms.dim_inner) + { + ${j()} + value = ${g.getByIndices("aIndices")}; + } + return value; + } + + fn mm_readB(batch: i32, row: i32, colIn: i32, batchIndices: ${p.type.indices}) -> ${Yr(e,I)} { + var value = ${Yr(e,I)}(0.0); + let col = colIn * ${e}; + if(row < uniforms.dim_inner && col < uniforms.dim_b_outer) + { + ${G()} + value = ${y.getByIndices("bIndices")}; + } + return value; + } + + fn mm_write(batch: i32, row: i32, colIn: i32, valueIn: ${Yr(e,I)}) { + let col = colIn * ${e}; + if (row < uniforms.dim_a_outer && col < uniforms.dim_b_outer) { + var value = valueIn; + let coords = vec3(batch, row, colIn); + ${t?`value = value + ${a?"bias[colIn]":`${Yr(e,I)}(bias[row])`};`:""} + ${r} + ${u.setByIndices("vec3(coords)","value")} + } + } + `},Qi=(e,t,r,n,s=!1)=>{let a=e[0].dims,i=e[1].dims,d=a.slice(0,-2),c=i.slice(0,-2),p=n?n.slice(0,-2):r.slice(0,-2),g=je.size(p),y=a[a.length-2],u=a[a.length-1],C=i[i.length-1],T=u%4===0&&C%4===0,I=y<=8?[4,1,1]:[4,4,1],j=[8,8,1],G=[Math.ceil(C/j[0]/I[0]),Math.ceil(y/j[1]/I[1]),Math.ceil(g/j[2]/I[2])],L=T?4:1,le=[...d,y,u/L],H=le.length,ae=[...c,u,C/L],Ke=ae.length,Oe=[g,y,C/L],ht=[{type:6,data:y},{type:6,data:C},{type:6,data:u}];qn(t,ht),ht.push(...Ct(p,le,ae));let It=["rank","rank"],zt=e.length>2;zt&&(ht.push(...Ct(e[2].dims)),It.push("rank")),ht.push(...Ct(Oe));let dr=cr=>{let tr=p.length,wr=di("batchDims",e[0].dataType,tr,1),Lr=br(e[0].dataType),Mr=rt("a",e[0].dataType,H,L),zr=rt("b",e[1].dataType,Ke,L),At=Vt("result",e[0].dataType,Oe.length,L),Jt=[Mr,zr];if(zt){let Rr=s?L:1;Jt.push(rt("bias",e[2].dataType,e[2].dims.length,Rr))}let Zt=[{name:"dim_a_outer",type:"i32"},{name:"dim_b_outer",type:"i32"},{name:"dim_inner",type:"i32"}];zn(t,Zt);let Qe=br(At.type.tensor),Ft=Gn(t,At.type.value,Qe),rr=Ys(L,zt,Ft,[wr,Mr,zr,At],[d,c,p],s);return` + ${cr.registerUniforms(Zt).registerInternalVariables(wr).declareVariables(...Jt,At)} + ${rr} + ${T?Xs(I,j,Lr,wr):Qs(I,j,Lr,wr)} + `};return{name:"MatMul",shaderCache:{hint:`${I};${t.activation};${T};${s}`,inputDependencies:It},getRunData:()=>({outputs:[{dims:r,dataType:e[0].dataType}],dispatchGroup:{x:G[0],y:G[1],z:G[2]},programUniforms:ht}),getShaderSource:dr}}}),gl,Bu,Lu=D(()=>{Kt(),pn(),nr(),Hn(),cs(),fl(),Zs(),gl=(e,t,r,n,s=!1,a,i=4,d=4,c=4,p="f32")=>{let g=It=>{switch(It){case 1:return"resData = x[xIndex];";case 3:return`resData = vec3<${p}>(x[xIndex], x[xIndex + 1], x[xIndex + 2]);`;case 4:return"resData = x[xIndex / 4];";default:throw new Error(`innerElementSize ${It} is not supported.`)}},y=It=>{switch(It){case 1:return"return w[row * i32(uniforms.w_shape[3]) + colIn];";case 4:return"return w[row * i32(uniforms.w_shape[3]) / 4 + colIn];";default:throw new Error(`innerElementSize ${It} is not supported.`)}},u=e?` + let coord = vec4(batch, xRow, xCol, xCh); + `:` + let coord = vec4(batch, xCh, xRow, xCol); + `,C=e?` + let coords = vec4( + batch, + row / outWidth, + row % outWidth, + col); + `:` + let coords = vec4( + batch, + row, + col / outWidth, + col % outWidth); + `,T=e?"i32(uniforms.x_shape[1])":"i32(uniforms.x_shape[2])",I=e?"i32(uniforms.x_shape[2])":"i32(uniforms.x_shape[3])",j=e?"row":"col",G=e?"col":"row",L=` + let inChannels = i32(uniforms.w_shape[2]); + let outWidth = ${e?"i32(uniforms.result_shape[2])":"i32(uniforms.result_shape[3])"}; + let outRow = ${j} / outWidth; + let outCol = ${j} % outWidth; + + let WRow = ${G} / (i32(uniforms.w_shape[1]) * inChannels); + let WCol = ${G} / inChannels % i32(uniforms.w_shape[1]); + let xRow = outRow * uniforms.stride[0] + uniforms.dilation[0] * WRow - uniforms.pad[0]; + let xCol = outCol * uniforms.stride[1] + uniforms.dilation[1] * WCol - uniforms.pad[1]; + let xCh = ${G} % inChannels; + var resData = ${Yr(i,p)}(0.0); + // The bounds checking is always needed since we use it to pad zero for + // the 'same' padding type. + if (xRow >= 0 && xRow < ${T} && xCol >= 0 && xCol < ${I}) { + ${u} + let xIndex = getIndexFromCoords4D(coord, vec4(uniforms.x_shape)); + ${g(i)} + } + return resData;`,le=e?t&&n?` + let col = colIn * ${i}; + ${L}`:` + let col = colIn * ${i}; + if (row < uniforms.dim_a_outer && col < uniforms.dim_inner) { + ${L} + } + return ${Yr(i,p)}(0.0);`:n&&r?` + let col = colIn * ${i}; + ${L}`:` + let col = colIn * ${i}; + if (row < uniforms.dim_inner && col < uniforms.dim_b_outer) { + ${L} + } + return ${Yr(i,p)}(0.0);`,H=`${y(d)}`,ae=Yr(c,p),Ke=Yr(e?i:d,p),Oe=Yr(e?d:i,p),ht=Gn(a,ae,p);return` + fn mm_readA(batch: i32, row : i32, colIn : i32) -> ${Ke} { + ${e?le:H} + } + + fn mm_readB(batch: i32, row : i32, colIn : i32) -> ${Oe} { + ${e?H:le} + } + + fn mm_write(batch: i32, row : i32, colIn : i32, valueIn : ${ae}) { + let col = colIn * ${c}; + if (row < uniforms.dim_a_outer && col < uniforms.dim_b_outer) + { + var value = valueIn; + let outWidth = ${e?"i32(uniforms.result_shape[2])":"i32(uniforms.result_shape[3])"}; + ${C} + ${Hi(s)} + ${ht} + setOutputAtCoords(coords[0], coords[1], coords[2], coords[3], value); + } + }`},Bu=(e,t,r,n,s,a,i,d)=>{let c=t.format==="NHWC",p=c?e[0].dims[3]:e[0].dims[1],g=r[0],y=c?r[2]:r[3],u=c?r[1]:r[2],C=c?r[3]:r[1],T=c&&(p%4===0||p%3===0)&&C%4===0,I=c?C:y*u,j=c?y*u:C,G=[8,8,1],L=n<=8?[4,1,1]:[4,4,1],le=[Math.ceil(I/G[0]/L[0]),Math.ceil(j/G[1]/L[1]),Math.ceil(g/G[2]/L[2])];Fr("verbose",()=>`[conv2d_mm_webgpu] dispatch = ${le}`);let H=T?c&&p%4!==0?3:4:1,ae=G[1]*L[1],Ke=G[0]*L[0],Oe=Math.max(G[0]*H,G[1]),ht=n%ae===0,It=s%Ke===0,zt=a%Oe===0,dr=T?[H,4,4]:[1,1,1],cr=[{type:6,data:n},{type:6,data:s},{type:6,data:a},{type:6,data:[t.pads[0],t.pads[1]]},{type:6,data:t.strides},{type:6,data:t.dilations}];qn(t,cr),cr.push(...Ct(e[0].dims,e[1].dims));let tr=["rank","rank"];i&&(cr.push(...Ct(e[2].dims)),tr.push("rank")),cr.push(...Ct(r));let wr=Lr=>{let Mr=[{name:"dim_a_outer",type:"i32"},{name:"dim_b_outer",type:"i32"},{name:"dim_inner",type:"i32"},{name:"pad",type:"i32",length:2},{name:"stride",type:"i32",length:2},{name:"dilation",type:"i32",length:2}];zn(t,Mr);let zr=T?4:1,At=br(e[0].dataType),Jt=` + fn setOutputAtIndex(flatIndex : i32, value : ${T?`vec4<${At}>`:At}) { + result[flatIndex] = ${T?`vec4<${At}>`:At}(value); + } + fn setOutputAtCoords(d0 : i32, d1 : i32, d2 : i32, d3 : i32, value : ${T?`vec4<${At}>`:At}) { + let flatIndex = getOutputIndexFromCoords(vec4(d0, d1, d2, d3)); + setOutputAtIndex(flatIndex ${T?"/ 4":""}, value); + }`,Zt=rt("x",e[0].dataType,e[0].dims.length,H===3?1:H),Qe=rt("w",e[1].dataType,e[1].dims.length,zr),Ft=[Zt,Qe],rr=Vt("result",e[0].dataType,r.length,zr);if(i){let Rr=rt("bias",e[2].dataType,e[2].dims.length,zr);Ft.push(Rr),Jt+=` + fn getBiasByOutputCoords(coords : vec4) -> ${T?`vec4<${At}>`:At} { + return bias[coords.${c?"w":"y"}${T?"/ 4":""}]; + }`}return` + ${Ki("uniforms.result_strides")} + //struct Uniforms { xShape : vec4, wShape : vec4, outShape : vec4, + // outShapeStrides: vec3, filterDims : vec2, pad : vec2, stride : vec2, + // dilation : vec2, dimAOuter : i32, dimBOuter : i32, dimInner : i32 }; + ${Lr.registerUniforms(Mr).declareVariables(...Ft,rr)} + ${Jt} + ${gl(c,ht,It,zt,i,t,dr[0],dr[1],dr[2],At)} + ${T?Xs(L,G,At,void 0,!c,Oe):Qs(L,G,At,void 0,!c,Oe,!1,void 0,d)}`};return{name:"Conv2DMatMul",shaderCache:{hint:`${t.cacheKey};${H};${T};${ht};${It};${zt};${ae};${Ke};${Oe}`,inputDependencies:tr},getRunData:()=>({outputs:[{dims:r,dataType:e[0].dataType}],dispatchGroup:{x:le[0],y:le[1],z:le[2]},programUniforms:cr}),getShaderSource:wr}}}),wl,Yi,Dn,yl,Zi,bl,vl,Ml,Ji=D(()=>{Kt(),pn(),Xt(),nr(),Hn(),cs(),wl=e=>{let t=1;for(let r=0;rtypeof e=="number"?[e,e,e]:e,Dn=(e,t)=>t<=1?e:e+(e-1)*(t-1),yl=(e,t,r,n=1)=>{let s=Dn(t,n);return Math.floor((e[0]*(r-1)-r+s)/2)},Zi=(e,t,r,n,s)=>{s==null&&(s=yl(e,t[0],n[0]));let a=[0,0,0,r];for(let i=0;i<3;i++)e[i]+2*s>=t[i]&&(a[i]=Math.trunc((e[i]-t[i]+2*s)/n[i]+1));return a},bl=(e,t,r,n,s,a,i,d,c,p)=>{let g,y,u,C;if(e==="VALID"&&(e=0),typeof e=="number"){g={top:e,bottom:e,left:e,right:e,front:e,back:e};let T=Zi([t,r,n,1],[d,c,p],1,[s,a,i],e);y=T[0],u=T[1],C=T[2]}else if(Array.isArray(e)){if(!e.every((I,j,G)=>I===G[0]))throw Error(`Unsupported padding parameter: ${e}`);g={top:e[0],bottom:e[1],left:e[2],right:e[3],front:e[4],back:e[5]};let T=Zi([t,r,n,1],[d,c,p],1,[s,a,i],e[0]);y=T[0],u=T[1],C=T[2]}else if(e==="SAME_UPPER"){y=Math.ceil(t/s),u=Math.ceil(r/a),C=Math.ceil(n/i);let T=(y-1)*s+d-t,I=(u-1)*a+c-r,j=(C-1)*i+p-n,G=Math.floor(T/2),L=T-G,le=Math.floor(I/2),H=I-le,ae=Math.floor(j/2),Ke=j-ae;g={top:le,bottom:H,left:ae,right:Ke,front:G,back:L}}else throw Error(`Unknown padding parameter: ${e}`);return{padInfo:g,outDepth:y,outHeight:u,outWidth:C}},vl=(e,t,r,n,s,a=!1,i="channelsLast")=>{let d,c,p,g,y;if(i==="channelsLast")[d,c,p,g,y]=e;else if(i==="channelsFirst")[d,y,c,p,g]=e;else throw new Error(`Unknown dataFormat ${i}`);let[u,,C,T,I]=t,[j,G,L]=Yi(r),[le,H,ae]=Yi(n),Ke=Dn(C,le),Oe=Dn(T,H),ht=Dn(I,ae),{padInfo:It,outDepth:zt,outHeight:dr,outWidth:cr}=bl(s,c,p,g,j,G,L,Ke,Oe,ht),tr=a?u*y:u,wr=[0,0,0,0,0];return i==="channelsFirst"?wr=[d,tr,zt,dr,cr]:i==="channelsLast"&&(wr=[d,zt,dr,cr,tr]),{batchSize:d,dataFormat:i,inDepth:c,inHeight:p,inWidth:g,inChannels:y,outDepth:zt,outHeight:dr,outWidth:cr,outChannels:tr,padInfo:It,strideDepth:j,strideHeight:G,strideWidth:L,filterDepth:C,filterHeight:T,filterWidth:I,effectiveFilterDepth:Ke,effectiveFilterHeight:Oe,effectiveFilterWidth:ht,dilationDepth:le,dilationHeight:H,dilationWidth:ae,inShape:e,outShape:wr,filterShape:t}},Ml=(e,t,r,n,s,a)=>{let i=a==="channelsLast";i?e[0].dims[3]:e[0].dims[1];let d=[64,1,1],c={x:r.map((j,G)=>G)},p=[Math.ceil(wl(c.x.map(j=>r[j]))/d[0]),1,1];Fr("verbose",()=>`[conv3d_naive_webgpu] dispatch = ${p}`);let g=1,y=je.size(r),u=[{type:12,data:y},{type:12,data:n},{type:12,data:s},{type:12,data:t.strides},{type:12,data:t.dilations}];qn(t,u),u.push(...Ct(e[0].dims,e[1].dims));let C=["rank","rank"],T=e.length===3;T&&(u.push(...Ct(e[2].dims)),C.push("rank")),u.push(...Ct(r));let I=j=>{let G=[{name:"output_size",type:"u32"},{name:"filter_dims",type:"u32",length:n.length},{name:"pads",type:"u32",length:s.length},{name:"strides",type:"u32",length:t.strides.length},{name:"dilations",type:"u32",length:t.dilations.length}];zn(t,G);let L=1,le=br(e[0].dataType),H=rt("x",e[0].dataType,e[0].dims.length,g),ae=rt("W",e[1].dataType,e[1].dims.length,L),Ke=[H,ae],Oe=Vt("result",e[0].dataType,r.length,L),ht="";if(T){let dr=rt("bias",e[2].dataType,e[2].dims.length,L);Ke.push(dr),ht+=` + fn getBiasByOutputCoords(coords : array) -> ${le} { + return bias[${i?Ot("coords",4,5):Ot("coords",1,5)}]; + }`}let It=Yr(g,le),zt=Gn(t,It,le);return` + ${ht} + fn getX(d0 : u32, d1 : u32, d2 : u32, d3 : u32, d4 : u32) -> f32 { + let aIndices = array(d0, d1, d2, d3, d4); + return ${H.getByIndices("aIndices")}; + } + fn getW(d0 : u32, d1 : u32, d2 : u32, d3 : u32, d4 : u32) -> f32 { + let aIndices = array(d0, d1, d2, d3, d4); + return ${ae.getByIndices("aIndices")}; + } + ${j.registerUniforms(G).declareVariables(...Ke,Oe)} + ${j.mainStart()} + ${j.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} + let coords = ${Oe.offsetToIndices("global_idx")}; + let batch = ${Ot("coords",0,H.rank)}; + let d2 = ${i?Ot("coords",H.rank-1,H.rank):Ot("coords",1,H.rank)}; + let xFRCCorner = vec3(${i?Ot("coords",1,H.rank):Ot("coords",2,H.rank)}, + ${i?Ot("coords",2,H.rank):Ot("coords",3,H.rank)}, + ${i?Ot("coords",3,H.rank):Ot("coords",4,H.rank)}) * uniforms.strides - uniforms.pads; + let xFCorner = xFRCCorner.x; + let xRCorner = xFRCCorner.y; + let xCCorner = xFRCCorner.z; + let xShapeY = ${i?Ot("uniforms.x_shape",1,H.rank):Ot("uniforms.x_shape",2,H.rank)}; + let xShapeZ = ${i?Ot("uniforms.x_shape",2,H.rank):Ot("uniforms.x_shape",3,H.rank)}; + let xShapeW = ${i?Ot("uniforms.x_shape",3,H.rank):Ot("uniforms.x_shape",4,H.rank)}; + let xShapeU = ${i?Ot("uniforms.x_shape",4,H.rank):Ot("uniforms.x_shape",1,H.rank)}; + let inputDepthNearestVec4 = (xShapeU / 4) * 4; + let inputDepthVec4Remainder = xShapeU % 4; + + var value = 0.0; + for (var wF = 0u; wF < uniforms.filter_dims[0]; wF++) { + let xF = xFCorner + wF * uniforms.dilations[0]; + if (xF < 0 || xF >= xShapeY) { + continue; + } + + for (var wR = 0u; wR < uniforms.filter_dims[1]; wR++) { + let xR = xRCorner + wR * uniforms.dilations[1]; + if (xR < 0 || xR >= xShapeZ) { + continue; + } + + for (var wC = 0u; wC < uniforms.filter_dims[2]; wC++) { + let xC = xCCorner + wC * uniforms.dilations[2]; + if (xC < 0 || xC >= xShapeW) { + continue; + } + + for (var d1 = 0u; d1 < inputDepthNearestVec4; d1 += 4) { + ${i?`let xValues = vec4( + getX(batch, xF, xR, xC, d1), + getX(batch, xF, xR, xC, d1 + 1), + getX(batch, xF, xR, xC, d1 + 2), + getX(batch, xF, xR, xC, d1 + 3)); + `:`let xValues = vec4( + getX(batch, d1, xF, xR, xC), + getX(batch, d1 + 1, xF, xR, xC), + getX(batch, d1 + 2, xF, xR, xC), + getX(batch, d1 + 3, xF, xR, xC)); + `} + let wValues = vec4( + getW(d2, d1, wF, wR, wC), + getW(d2, d1 + 1, wF, wR, wC), + getW(d2, d1 + 2, wF, wR, wC), + getW(d2, d1 + 3, wF, wR, wC)); + value += dot(xValues, wValues); + } + if (inputDepthVec4Remainder == 1) { + ${i?`value += getX(batch, xF, xR, xC, inputDepthNearestVec4) + * getW(d2, inputDepthNearestVec4, wF, wR, wC);`:`value += getX(batch, inputDepthNearestVec4, xF, xR, xC) + * getW(d2, inputDepthNearestVec4, wF, wR, wC);`} + } else if (inputDepthVec4Remainder == 2) { + ${i?`let xValues = vec2( + getX(batch, xF, xR, xC, inputDepthNearestVec4), + getX(batch, xF, xR, xC, inputDepthNearestVec4 + 1)); + `:`let xValues = vec2( + getX(batch, inputDepthNearestVec4, xF, xR, xC), + getX(batch, inputDepthNearestVec4 + 1, xF, xR, xC)); + `} + let wValues = vec2( + getW(d2, inputDepthNearestVec4, wF, wR, wC), + getW(d2, inputDepthNearestVec4 + 1, wF, wR, wC)); + value += dot(xValues, wValues); + } else if (inputDepthVec4Remainder == 3) { + ${i?`let xValues = vec3( + getX(batch, xF, xR, xC, inputDepthNearestVec4), + getX(batch, xF, xR, xC, inputDepthNearestVec4 + 1), + getX(batch, xF, xR, xC, inputDepthNearestVec4 + 2)); + `:`let xValues = vec3( + getX(batch, inputDepthNearestVec4, xF, xR, xC), + getX(batch, inputDepthNearestVec4 + 1, xF, xR, xC), + getX(batch, inputDepthNearestVec4 + 2, xF, xR, xC)); + `} + let wValues = vec3( + getW(d2, inputDepthNearestVec4, wF, wR, wC), + getW(d2, inputDepthNearestVec4 + 1, wF, wR, wC), + getW(d2, inputDepthNearestVec4 + 2, wF, wR, wC)); + value += dot(xValues, wValues); + } + } + } + } + ${T?"value = value + getBiasByOutputCoords(coords)":""}; + ${zt} + result[global_idx] = f32(value); + }`};return{name:"Conv3DNaive",shaderCache:{hint:`${t.cacheKey};${i};${g};${T}`,inputDependencies:C},getRunData:()=>({outputs:[{dims:r,dataType:e[0].dataType}],dispatchGroup:{x:p[0],y:p[1],z:p[2]},programUniforms:u}),getShaderSource:I}}}),xl,Tl,Ru=D(()=>{Kt(),Xt(),nr(),Sl(),Hn(),xl=(e,t,r)=>{let n=e.length>2,s=n?"value += b[output_channel];":"",a=e[0].dims,i=e[1].dims,d=i[0]/t.group,c=t.format==="NHWC",p=Js(a,i,t.dilations,t.pads,t.strides,c),g=je.size(p),y=[{type:12,data:g},{type:12,data:t.dilations},{type:12,data:[t.strides[0],t.strides[1]]},{type:12,data:[t.pads[0],t.pads[1]]},{type:12,data:d}];qn(t,y),y.push(...Ct(a,i));let u=["rank","rank"];n&&(y.push(...Ct(e[2].dims)),u.push("rank")),y.push(...Ct(p));let C=T=>{let I=Vt("output",e[0].dataType,p.length),j=br(I.type.tensor),G=Gn(t,I.type.value,j),L=rt("x",e[0].dataType,a.length),le=rt("w",e[1].dataType,i.length),H=[L,le];n&&H.push(rt("b",e[2].dataType,e[2].dims.length));let ae=[{name:"output_size",type:"u32"},{name:"dilations",type:"u32",length:t.dilations.length},{name:"strides",type:"u32",length:2},{name:"pads",type:"u32",length:2},{name:"output_channels_per_group",type:"u32"}];return zn(t,ae),` + ${T.registerUniforms(ae).declareVariables(...H,I)} + + ${T.mainStart()} + ${T.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} + + let outputIndices = ${I.offsetToIndices("global_idx")}; + let batch: u32 = outputIndices[0]; + let output_channel: u32 = outputIndices[${c?3:1}]; + let xRCCorner: vec2 = vec2(outputIndices[${c?1:2}], outputIndices[${c?2:3}]) * uniforms.strides - uniforms.pads; + let group_id: u32 = output_channel / uniforms.output_channels_per_group; + + var value: ${I.type.value} = ${I.type.value}(0); + for (var wInChannel: u32 = 0u; wInChannel < uniforms.w_shape[1]; wInChannel++) { + let input_channel = group_id * uniforms.w_shape[1] + wInChannel; + for (var wHeight: u32 = 0u; wHeight < uniforms.w_shape[2]; wHeight++) { + let xHeight = xRCCorner.x + wHeight * uniforms.dilations[0]; + + if (xHeight < 0u || xHeight >= uniforms.x_shape[${c?1:2}]) { + continue; + } + + for (var wWidth: u32 = 0u; wWidth < uniforms.w_shape[3]; wWidth++) { + let xWidth = xRCCorner.y + wWidth * uniforms.dilations[1]; + if (xWidth < 0u || xWidth >= uniforms.x_shape[${c?2:3}]) { + continue; + } + + let xVal = ${c?L.get("batch","xHeight","xWidth","input_channel"):L.get("batch","input_channel","xHeight","xWidth")}; + let wVal = ${le.get("output_channel","wInChannel","wHeight","wWidth")}; + value += xVal*wVal; + } + } + } + ${s} + ${G} + ${I.setByOffset("global_idx","value")} + }`};return{name:"GroupedConv",shaderCache:{hint:t.cacheKey,inputDependencies:u},getRunData:()=>({outputs:[{dims:r?r(p):p,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(g/64)},programUniforms:y}),getShaderSource:C}},Tl=(e,t,r)=>{let n=e.length>2,s=mr(r[3]),a=mr(r[2]),i=je.size(r)/s/a,d=[e[0].dims[0],e[0].dims[1],e[0].dims[2],e[0].dims[3]/s],c=[e[1].dims[0],e[1].dims[1],e[1].dims[2],e[1].dims[3]/s],p=[r[0],r[1],r[2],r[3]/s],g=[{type:12,data:i},{type:6,data:[t.strides[0],t.strides[1]]},{type:6,data:[t.pads[0],t.pads[1]]}];qn(t,g),g.push(...Ct(d,c,p));let y=(a-1)*t.strides[1]+c[1],u=C=>{let T=Vt("output",e[0].dataType,p.length,s),I=br(T.type.tensor),j=Gn(t,T.type.value,I),G=rt("x",e[0].dataType,d.length,s),L=rt("w",e[1].dataType,c.length,s),le=[G,L];n&&le.push(rt("b",e[2].dataType,e[2].dims,s));let H=n?"value += b[output_channel];":"",ae=[{name:"output_size",type:"u32"},{name:"strides",type:"i32",length:2},{name:"pads",type:"i32",length:2}];return zn(t,ae),` + ${C.registerUniforms(ae).declareVariables(...le,T)} + ${C.mainStart()} + ${C.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} + let width0 = uniforms.output_shape[3]; + let output_channel = global_idx % width0; + var index1 = global_idx / width0; + let width1 = uniforms.output_shape[2] / ${a}u; + let col = (index1 % width1) * ${a}u; + index1 = index1 / width1; + let row = index1 % uniforms.output_shape[1]; + let batch = index1 / uniforms.output_shape[1]; + + let x_corner = vec2(i32(row), i32(col)) * uniforms.strides - uniforms.pads; + + var x_vals: array<${G.type.value}, ${y}>; + var values: array<${T.type.value}, ${a}>; + let input_channel = output_channel; + // Use constant instead of uniform can give better performance for w's height/width. + for (var w_height: u32 = 0u; w_height < ${c[0]}; w_height++) { + let x_height = x_corner.x + i32(w_height); + if (x_height >= 0 && u32(x_height) < uniforms.x_shape[1]) { + for (var i = 0; i < ${y}; i++) { + let x_width = x_corner.y + i; + if (x_width >= 0 && u32(x_width) < uniforms.x_shape[2]) { + x_vals[i] = ${G.get("batch","u32(x_height)","u32(x_width)","input_channel")}; + } else { + x_vals[i] = ${G.type.value}(0); + } + } + for (var w_width: u32 = 0u; w_width < ${c[1]}; w_width++) { + let w_val = ${L.get("w_height","w_width","0","output_channel")}; + for (var i = 0u; i < ${a}u; i++) { + values[i] = fma(x_vals[i * u32(uniforms.strides[1]) + w_width], w_val, values[i]); + } + } + } + } + + for (var i = 0u; i < ${a}u; i++) { + var value = values[i]; + ${H} + ${j} + ${T.set("batch","row","col + i","output_channel","value")}; + } + }`};return{name:"GroupedConv-Vectorize",shaderCache:{hint:`${t.cacheKey};${s};${a};${y};${c[0]};${c[1]}`,inputDependencies:n?["rank","rank","type"]:["rank","rank"]},getRunData:()=>({outputs:[{dims:r,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(i/64)},programUniforms:g}),getShaderSource:u}}}),ea,$l,Cl,ta=D(()=>{Kt(),Xt(),Zs(),nr(),Hn(),ea=(e,t,r,n,s=!1)=>{let a=e[0].dims,i=e[1].dims,d=a[a.length-2],c=i[i.length-1],p=a[a.length-1],g=mr(c),y=mr(p),u=mr(d),C=je.size(r)/g/u,T=e.length>2,I=n?n.slice(0,-2):r.slice(0,-2),j=[je.size(I),d,c],G=[{type:12,data:C},{type:12,data:d},{type:12,data:c},{type:12,data:p}];qn(t,G),G.push(...Ct(I,a,i)),T&&G.push(...Ct(e[2].dims)),G.push(...Ct(j));let L=le=>{let H=di("batch_dims",e[0].dataType,I.length),ae=rt("a",e[0].dataType,a.length,y),Ke=rt("b",e[1].dataType,i.length,g),Oe=Vt("output",e[0].dataType,j.length,g),ht=br(Oe.type.tensor),It=Gn(t,Oe.type.value,ht),zt=[ae,Ke],dr="";if(T){let Jt=s?g:1;zt.push(rt("bias",e[2].dataType,e[2].dims.length,Jt)),dr=`${s?`value += bias[col / ${Jt}];`:`value += ${Oe.type.value}(bias[row + i]);`}`}let cr=a.slice(0,-2),tr=i.slice(0,-2),wr=os(cr,I),Lr=os(tr,I),Mr=[{name:"output_size",type:"u32"},{name:"M",type:"u32"},{name:"N",type:"u32"},{name:"K",type:"u32"}];zn(t,Mr);let zr=(Jt,Zt)=>{let Qe=Jt.rank,Ft=Jt.name;if(Qe===2)return`var ${Ft}_indices = ${Jt.type.indices}(0u, 0u);`;let rr=H.rank,Rr=`var ${Ft}_indices: ${Jt.type.indices};`;for(let qr=Qe-2-1,rn=rr-1;qr>=0;qr--,rn--)Rr+=` +${Ft}_indices[${qr}] = ${rr>1?`batch_indices[${rn}]`:"batch_indices"};`;return Zt.forEach(qr=>{Rr+=` +${Ft}_indices[${qr}] = 0;`}),Rr+=`${Ft}_indices[${Qe-2}] = 0u; + ${Ft}_indices[${Qe-1}] = 0u;`,Rr},At=()=>{let Jt=`var a_data: ${ae.type.value};`;for(let Zt=0;Zt; + for (var k: u32 = 0u; k < uniforms.K; k = k + ${y}) { + ${At()} + } + for (var i = 0u; i < ${u}u; i++) { + var value = values[i]; + ${dr} + ${It} + let cur_indices = ${Oe.type.indices}(batch, row + i, col); + let offset = ${Oe.indicesToOffset("cur_indices")}; + ${Oe.setByOffset(`offset / ${g}`,"value")}; + } + } + `};return{name:"MatMulNaive",shaderCache:{hint:`${t.activation};${g};${y};${u};${s}`,inputDependencies:T?["rank","rank","rank"]:["rank","rank"]},getRunData:()=>({outputs:[{dims:r,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(C/64)},programUniforms:G}),getShaderSource:L}},$l=e=>{if(!e||e.length!==2)throw new Error("MatMul requires 2 inputs.");if(e[0].dims[e[0].dims.length-1]!==e[1].dims[e[1].dims.length-2])throw new Error("shared dimension does not match.")},Cl=e=>{$l(e.inputs);let t=Kr.calcShape(e.inputs[0].dims,e.inputs[1].dims,!0);if(!t)throw new Error("Can't use matmul on the given tensors");let r=t[t.length-1],n=e.inputs[0].dims[e.inputs[0].dims.length-1];r<8&&n<8?e.compute(ea(e.inputs,{activation:""},t)):e.compute(Qi(e.inputs,{activation:""},t))}}),Js,ei,ra,ti,na,sa,kl,El,$s,Sl=D(()=>{Xt(),Lu(),Ji(),Zs(),Ru(),Hn(),ta(),ls(),Js=(e,t,r,n,s,a)=>{let i=e[0],d=e.slice(a?1:2,a?3:4),c=d.length,p=t[0],g=t.slice(2).map((u,C)=>u+(u-1)*(r[C]-1)),y=d.map((u,C)=>u+n[C]+n[C+c]).map((u,C)=>Math.floor((u-g[C]+s[C])/s[C]));return y.splice(0,0,i),y.splice(a?3:1,0,p),y},ei=[2,3,1,0],ra=(e,t)=>{if(!e||e.length!==2&&e.length!==3)throw new Error("Conv requires 2 or 3 inputs");if(e[0].dims.length>5)throw new Error("greater than 5D is not supported");if(e[0].dims.length!==e[1].dims.length)throw new Error("filter does not have same dimension as input");let r=e[0].dims[t.format==="NHWC"?e[0].dims.length-1:1],n=e[1].dims[1]*t.group;if(r!==n)throw new Error("FILTER_IN_CHANNEL should be equal to DATA_CHANNEL");if(e.length===3&&(e[2].dims.length!==1||e[1].dims[0]!==e[2].dims[0]))throw new Error("invalid bias");let s=e[0].dims.length-2;if(t.dilations.length!==s)throw new Error(`dilations should be ${s}D`);if(t.strides.length!==s)throw new Error(`strides should be ${s}D`);if(t.pads.length!==s*2)throw new Error(`pads should be ${s*2}D`);if(t.kernelShape.length!==0&&t.kernelShape.length!==e[1].dims.length-2)throw new Error("invalid kernel shape")},ti=(e,t)=>{let r=e.kernelShape.slice();for(let a=2;a{let t=qi(e),r=e.format,n=["NOTSET","VALID","SAME_UPPER","SAME_LOWER"][e.auto_pad],s=e.dilations,a=e.group,i=e.kernel_shape,d=e.pads,c=e.strides,p=e.w_is_const();return{autoPad:n,format:r,dilations:s,group:a,kernelShape:i,pads:d,strides:c,wIsConst:p,...t,cacheKey:`${e.format};${t.activation};`}},sa=(e,t,r)=>{let n=ti(r,t),s=r.format==="NHWC";if(r.group!==1){if(!e.adapterInfo.isArchitecture("ampere")&&s&&t[1].dims[0]===r.group&&t[1].dims[1]===1&&r.dilations[0]===1&&r.dilations[1]===1){let Ke=Js(t[0].dims,t[1].dims,r.dilations,n.pads,r.strides,s),Oe=e.kernelCustomData.wT??e.compute(En(t[1],ei),{inputs:[1],outputs:[r.wIsConst?-2:-1]})[0];r.wIsConst&&!e.kernelCustomData.wT&&(e.kernelCustomData.wT=Oe);let ht=[t[0],Oe];t.length===3&&ht.push(t[2]),e.compute(Tl(ht,n,Ke),{inputs:ht})}else e.compute(xl(t,n));return}let a=t.length===3,i=t[0].dims[s?1:2],d=t[0].dims[s?2:3],c=t[0].dims[s?3:1],p=t[1].dims[2],g=t[1].dims[3],y=Js(t[0].dims,t[1].dims,r.dilations,n.pads,r.strides,s),u=y[s?1:2],C=y[s?2:3],T=y[s?3:1],I=s&&p===i&&g===d&&r.pads[0]===0&&r.pads[1]===0;if(I||p===1&&g===1&&r.dilations[0]===1&&r.dilations[1]===1&&r.strides[0]===1&&r.strides[1]===1&&r.pads[0]===0&&r.pads[1]===0){let Ke=y[0],Oe,ht,It,zt=[];if(s){let tr=e.kernelCustomData.wT??e.compute(En(t[1],ei),{inputs:[1],outputs:[r.wIsConst?-2:-1]})[0];if(r.wIsConst&&!e.kernelCustomData.wT&&(e.kernelCustomData.wT=tr),I){let wr=i*d*c;Oe=t[0].reshape([1,Ke,wr]),ht=tr.reshape([1,wr,T]),It=[1,Ke,T]}else Oe=t[0].reshape([Ke,i*d,c]),ht=tr.reshape([1,c,T]),It=[Ke,u*C,T];zt.push(Oe),zt.push(ht)}else Oe=t[0].reshape([Ke,c,i*d]),ht=t[1].reshape([1,T,c]),It=[Ke,T,u*C],zt.push(ht),zt.push(Oe);a&&zt.push(t[2]);let dr=It[2],cr=zt[0].dims[zt[0].dims.length-1];dr<8&&cr<8?e.compute(ea(zt,n,y,It,s),{inputs:zt}):e.compute(Qi(zt,n,y,It,s),{inputs:zt});return}let j=!0,G=e.kernelCustomData.wT??e.compute(En(t[1],ei),{inputs:[1],outputs:[r.wIsConst?-2:-1]})[0];r.wIsConst&&!e.kernelCustomData.wT&&(e.kernelCustomData.wT=G);let L=[t[0],G];a&&L.push(t[2]);let le=s?u*C:T,H=s?T:u*C,ae=p*g*c;e.compute(Bu(L,n,y,le,H,ae,a,j),{inputs:L})},kl=(e,t)=>{let r=t.format==="NHWC",n=[e.inputs[0].reshape(r?[e.inputs[0].dims[0],1,e.inputs[0].dims[1],e.inputs[0].dims[2]]:[e.inputs[0].dims[0],e.inputs[0].dims[1],1,e.inputs[0].dims[2]]),e.inputs[1].reshape([e.inputs[1].dims[0],e.inputs[1].dims[1],1,e.inputs[1].dims[2]])];e.inputs.length===3&&n.push(e.inputs[2]);let s=[0,t.pads[0],0,t.pads[1]],a=[1].concat(t.strides),i=[1].concat(t.dilations),d=[1].concat(t.kernelShape),c=ti({...t,pads:s,strides:a,dilations:i,kernelShape:d},n);e.compute(xl(n,c,p=>r?[p[0],p[2],p[3]]:[p[0],p[1],p[3]]))},El=(e,t,r)=>{let n=r.format==="NHWC"?"channelsLast":"channelsFirst",s=ti(r,t),a=r.autoPad==="NOTSET"?r.pads:r.autoPad,i=vl(t[0].dims,t[1].dims,r.strides,r.dilations,a,!1,n);e.compute(Ml(t,s,i.outShape,[i.filterDepth,i.filterHeight,i.filterWidth],[i.padInfo.front,i.padInfo.top,i.padInfo.left],n))},$s=(e,t)=>{ra(e.inputs,t),e.inputs[0].dims.length===3?kl(e,t):e.inputs[0].dims.length===5?El(e,e.inputs,t):sa(e,e.inputs,t)}}),Pl,Al,Nu=D(()=>{Kt(),pn(),nr(),Hn(),cs(),fl(),Zs(),Pl=(e,t=!1,r,n,s=4)=>{let a=j=>{switch(j){case 1:return"return w[getIndexFromCoords4D(coord, vec4(uniforms.w_shape))];";case 4:return` + let coord1 = vec4(coordX, coordY, col + 1, rowInner); + let coord2 = vec4(coordX, coordY, col + 2, rowInner); + let coord3 = vec4(coordX, coordY, col + 3, rowInner); + let v0 = w[getIndexFromCoords4D(coord, vec4(uniforms.w_shape))]; + let v1 = w[getIndexFromCoords4D(coord1, vec4(uniforms.w_shape))]; + let v2 = w[getIndexFromCoords4D(coord2, vec4(uniforms.w_shape))]; + let v3 = w[getIndexFromCoords4D(coord3, vec4(uniforms.w_shape))]; + return ${n}(v0, v1, v2, v3); + `;default:throw new Error(`innerElementSize ${j} is not supported.`)}},i=e?` + let coord = vec4(batch, iXR, iXC, xCh); + `:` + let coord = vec4(batch, xCh, iXR, iXC); + `,d=e?` + let coords = vec4( + batch, + row / outWidth, + row % outWidth, + col); + `:` + let coords = vec4( + batch, + row, + col / outWidth, + col % outWidth); + `,c=e?"i32(uniforms.x_shape[1])":"i32(uniforms.x_shape[2])",p=e?"i32(uniforms.x_shape[2])":"i32(uniforms.x_shape[3])",g=e?"row":"col",y=e?"col":"row",u=` + let inChannels = ${e?"i32(uniforms.x_shape[3])":"i32(uniforms.x_shape[1])"}; + let outWidth = ${e?"i32(uniforms.result_shape[2])":"i32(uniforms.result_shape[3])"}; + let outRow = ${g} / outWidth; + let outCol = ${g} % outWidth; + + let WRow = ${y} / (uniforms.filter_dims[1] * inChannels); + let WCol = ${y} / inChannels % uniforms.filter_dims[1]; + let xR = f32(outRow - uniforms.pads[0] + uniforms.dilations[0] * WRow) / f32(uniforms.strides[0]); + let xC = f32(outCol - uniforms.pads[1] + uniforms.dilations[1] * WCol) / f32(uniforms.strides[1]); + if (xR < 0.0 || xR >= f32(${c}) || fract(xR) > 0.0) { + return ${n}(0.0); + } + if (xC < 0.0 || xC >= f32(${p}) || fract(xC) > 0.0) { + return ${n}(0.0); + } + let iXR = i32(xR); + let iXC = i32(xC); + let xCh = ${y} % inChannels; + ${i} + return x[getIndexFromCoords4D(coord, vec4(uniforms.x_shape))/${s}];`,C=e?` + let col = colIn * ${s}; + if (row < uniforms.dim_a_outer && col < uniforms.dim_inner) { + ${u} + } + return ${n}(0.0);`:` + let col = colIn * ${s}; + if (row < uniforms.dim_inner && col < uniforms.dim_b_outer) { + ${u} + } + return ${n}(0.0);`,T=` + let col = colIn * ${s}; + let inChannels = ${e?"i32(uniforms.x_shape[3])":"i32(uniforms.x_shape[1])"}; + let coordX = uniforms.filter_dims[0] - 1 - row / (uniforms.filter_dims[1] * inChannels); + let coordY = uniforms.filter_dims[1] - 1 - (row / inChannels) % uniforms.filter_dims[1]; + if (${e?"row < uniforms.dim_inner && col < uniforms.dim_b_outer":"row < uniforms.dim_inner && col < uniforms.dim_a_outer"} && coordX >= 0 && coordY >= 0) { + let rowInner = row % inChannels; + let coord = vec4(coordX, coordY, col, rowInner); + ${a(s)} + } + return ${n}(0.0); + `,I=Gn(r,n);return` + fn mm_readA(batch: i32, row : i32, colIn : i32) -> ${n} { + ${e?C:T} + } + + fn mm_readB(batch: i32, row : i32, colIn : i32) -> ${n} { + ${e?T:C} + } + + fn mm_write(batch: i32, row : i32, colIn : i32, valueInput : ${n}) { + let col = colIn * ${s}; + if (row < uniforms.dim_a_outer && col < uniforms.dim_b_outer) { + var value = valueInput; + let outWidth = ${e?"i32(uniforms.result_shape[2])":"i32(uniforms.result_shape[3])"}; + ${d} + ${Hi(t)} + ${I} + result[getIndexFromCoords4D(coords, vec4(uniforms.result_shape))/${s}] = value; + } + }`},Al=(e,t,r,n,s,a,i,d)=>{let c=t.format==="NHWC",p=c?e[0].dims[3]:e[0].dims[1],g=r[0],y=c?r[2]:r[3],u=c?r[1]:r[2],C=c?r[3]:r[1],T=c&&p%4===0&&p%3&&C%4===0,I=c?C:y*u,j=c?y*u:C,G=[8,8,1],L=n<=8?[4,1,1]:[4,4,1],le=[Math.ceil(I/G[0]/L[0]),Math.ceil(j/G[1]/L[1]),Math.ceil(g/G[2]/L[2])];Fr("verbose",()=>`[conv_backprop_mm_webgpu] dispatch = ${le}`);let H=T?4:1,ae=Math.max(G[0]*H,G[1]),Ke=T?4:1,Oe=[t.kernelShape[c?1:2],t.kernelShape[c?2:3]],ht=[Oe[0]+(t.dilations[0]<=1?0:(Oe[0]-1)*(t.dilations[0]-1)),Oe[1]+(t.dilations[1]<=1?0:(Oe[1]-1)*(t.dilations[1]-1))],It=[ht[0]-1-Math.floor((t.pads[0]+t.pads[2])/2),ht[1]-1-Math.floor((t.pads[1]+t.pads[3])/2)],zt=[{type:6,data:n},{type:6,data:s},{type:6,data:a},{type:6,data:t.strides},{type:6,data:t.dilations},{type:6,data:Oe},{type:6,data:It}];qn(t,zt),zt.push(...Ct(e[0].dims,e[1].dims));let dr=["rank","rank"];i&&(zt.push(...Ct(e[2].dims)),dr.push("rank")),zt.push(...Ct(r));let cr=tr=>{let wr=rt("x",e[0].dataType,e[0].dims.length,Ke),Lr=rt("w",e[1].dataType,e[1].dims.length,1),Mr=Vt("result",e[0].dataType,r.length,Ke),zr=[wr,Lr],At="";if(i){let Qe=rt("bias",e[2].dataType,e[2].dims.length,Ke);zr.push(Qe),At+=` + fn getBiasByOutputCoords(coords : vec4) -> ${Qe.type.value} { + return bias[coords.${c?"w":"y"}${T?"/ 4":""}]; + }`}let Jt=[{name:"dim_a_outer",type:"i32"},{name:"dim_b_outer",type:"i32"},{name:"dim_inner",type:"i32"},{name:"strides",type:"i32",length:2},{name:"dilations",type:"i32",length:2},{name:"filter_dims",type:"i32",length:Oe.length},{name:"pads",type:"i32",length:It.length}];zn(t,Jt);let Zt=br(e[0].dataType,1);if(Zt!=="f16"&&Zt!=="f32")throw new Error(`elemType ${Zt} is not supported.`);return` + ${Ki("uniforms.result_strides")} + ${tr.registerUniforms(Jt).declareVariables(...zr,Mr)}; + ${At} + ${Pl(c,i,t,wr.type.value,H)} + ${T?Xs(L,G,Zt,void 0,!c,ae):Qs(L,G,Zt,void 0,!c,ae,!1,void 0,d)}`};return{name:"Conv2DTransposeMatMul",shaderCache:{hint:`${t.cacheKey};${L};${G};${T}`,inputDependencies:dr},getRunData:()=>({outputs:[{dims:r,dataType:e[0].dataType}],dispatchGroup:{x:le[0],y:le[1],z:le[2]},programUniforms:zt}),getShaderSource:cr}}}),ia,Cs,$d=D(()=>{Kt(),pn(),Xt(),nr(),ia=(e,t,r,n,s,a=!1,i,d,c=!1)=>{let p=c?1:2,g=c?2:3,y=c?3:1,u=a?2:1,C=` + fn setOutputAtIndex(flatIndex : u32, value : ${a?`vec4<${i}>`:i}) { + result[flatIndex] = ${a?`vec4<${i}>`:i}(value); + }`;n&&(C+=` + fn getBiasByOutputCoords(coords : vec4) -> ${a?`vec4<${i}>`:i} { + return bias[coords.${c?"w":"y"}${a?"/ 4":""}]; + }`);let T=a?4:1,I=rt("W",t[1].dataType,t[1].dims.length,T),j=rt("Dy",t[0].dataType,t[0].dims.length,T),G=[j,I];n&&G.push(rt("bias",t[2].dataType,[r[y]].length,T));let L=Vt("result",t[0].dataType,r.length,T),le=`{ + let batch: u32 = ${s?"global_id.z":"workgroup_id.z"} / uniforms.result_shape[1]; + let r = ${s?"global_id.z":"workgroup_id.z"} % uniforms.result_shape[1]; + let c = ${s?"global_id.y":"workgroup_id.y"} * ${u}; + let d1: u32 = ${s?"global_id.x":"workgroup_id.x"} * 4; + + let dyCorner = vec2(i32(r), i32(c)) - vec2(uniforms.pads); + + // Convolve dy(?, ?, d2) with w(:, :, d1, d2) to compute dx(xR, xC, d1). + // ? = to be determined. : = across all values in that axis. + var dotProd: array, ${u}>; + for (var i = 0; i < ${u}; i++) { + dotProd[i] = vec4<${i}>(0.0); + } + for (var wR: u32 = 0; wR < uniforms.filter_dims[0]; wR = wR + 1) { + var dyR = (${i}(dyCorner.x) + ${i}(wR)) / ${i}(uniforms.strides.x); + let wRPerm = uniforms.filter_dims[0] - 1 - wR; + if (dyR < 0.0 || dyR >= ${i}(uniforms.Dy_shape[1]) || + fract(dyR) > 0.0 || wRPerm < 0) { + continue; + } + let idyR: u32 = u32(dyR); + + for (var wC: u32 = 0; wC < uniforms.filter_dims[1]; wC = wC + 1) { + let dyC = (${i}(dyCorner.y) + ${i}(wC)) / ${i}(uniforms.strides.y); + let dyC2 = (${i}(dyCorner.y) + 1.0 + ${i}(wC)) / ${i}(uniforms.strides.y); + let wCPerm = uniforms.filter_dims[1] - 1 - wC; + if (wCPerm < 0) { + continue; + } + var bDyCVal = true; + var bDyCVal2 = true; + if (dyC < 0.0 || dyC >= ${i}(uniforms.Dy_shape[2]) || + fract(dyC) > 0.0) { + bDyCVal = false; + } + if (dyC2 < 0.0 || dyC2 >= ${i}(uniforms.Dy_shape[2]) || + fract(dyC2) > 0.0) { + bDyCVal2 = false; + } + + let idyC: u32 = u32(dyC); + let idyC2: u32 = u32(dyC2); + if (bDyCVal && bDyCVal2) { + let d2Length = uniforms.Dy_shape[3]; + for (var d2 :u32 = 0; d2 < d2Length; d2 = d2 + 4) { + let wValue0 = ${I.get("u32(wRPerm)","u32(wCPerm)","d1","d2")}; + let wValue1 = ${I.get("u32(wRPerm)","u32(wCPerm)","d1 + 1","d2")}; + let wValue2 = ${I.get("u32(wRPerm)","u32(wCPerm)","d1 + 2","d2")}; + let wValue3 = ${I.get("u32(wRPerm)","u32(wCPerm)","d1 + 3","d2")}; + + var xValue = ${j.get("batch","idyR","idyC","d2")}; + let tmpval = vec4<${i}>(dot(xValue, wValue0), + dot(xValue, wValue1), + dot(xValue, wValue2), + dot(xValue, wValue3)); + dotProd[0] = dotProd[0] + tmpval; + + xValue = ${j.get("batch","idyR","idyC2","d2")}; + + dotProd[1] = dotProd[1] + vec4<${i}>(dot(xValue, wValue0), + dot(xValue, wValue1), + dot(xValue, wValue2), + dot(xValue, wValue3)); + } + } else if (bDyCVal) { + let d2Length = uniforms.Dy_shape[${y}]; + for (var d2: u32 = 0; d2 < d2Length; d2 = d2 + 4) { + let wValue0 = ${I.get("u32(wRPerm)","u32(wCPerm)","d1","d2")}; + let wValue1 = ${I.get("u32(wRPerm)","u32(wCPerm)","d1 + 1","d2")}; + let wValue2 = ${I.get("u32(wRPerm)","u32(wCPerm)","d1 + 2","d2")}; + let wValue3 = ${I.get("u32(wRPerm)","u32(wCPerm)","d1 + 3","d2")}; + + var xValue = ${j.get("batch","idyR","idyC","d2")}; + let tmpval = vec4<${i}>(dot(xValue, wValue0), + dot(xValue, wValue1), + dot(xValue, wValue2), + dot(xValue, wValue3)); + dotProd[0] = dotProd[0] + tmpval; + } + } else if (bDyCVal2) { + let d2Length = uniforms.Dy_shape[3]; + for (var d2: u32 = 0; d2 < d2Length; d2 = d2 + 4) { + let wValue0 = ${I.get("u32(wRPerm)","u32(wCPerm)","d1","d2")}; + let wValue1 = ${I.get("u32(wRPerm)","u32(wCPerm)","d1 + 1","d2")}; + let wValue2 = ${I.get("u32(wRPerm)","u32(wCPerm)","d1 + 2","d2")}; + let wValue3 = ${I.get("u32(wRPerm)","u32(wCPerm)","d1 + 3","d2")}; + + var xValue = ${j.get("batch","idyR","idyC2","d2")}; + let tmpval = vec4<${i}>(dot(xValue, wValue0), + dot(xValue, wValue1), + dot(xValue, wValue2), + dot(xValue, wValue3)); + dotProd[1] = dotProd[1] + tmpval; + } + } + } + } + + for (var i: u32 = 0; i < ${u}; i = i + 1) { + let value = dotProd[i] + ${n?"bias[c+i]":`vec4<${i}>(0.0)`}; + ${L.set("batch","r","c + i","d1","value")}; + } + }`,H=` + let outputIndices = ${L.offsetToIndices("global_idx")}; + let batch = ${L.indicesGet("outputIndices",0)}; + let d1 = ${L.indicesGet("outputIndices",y)}; + let r = ${L.indicesGet("outputIndices",p)}; + let c = ${L.indicesGet("outputIndices",g)}; + let dyCorner = vec2(i32(r), i32(c)) - uniforms.pads; + let dyRCorner = dyCorner.x; + let dyCCorner = dyCorner.y; + let groupId = d1 / uniforms.output_channels_per_group; + let wOutChannel = d1 - groupId * uniforms.output_channels_per_group; + // Convolve dy(?, ?, d2) with w(:, :, d1, d2) to compute dx(xR, xC, d1). + // ? = to be determined. : = across all values in that axis. + var dotProd = ${i}(0.0); + for (var wR: u32 = 0; wR < uniforms.effective_filter_dims.x; wR = wR + 1) { + if (wR % uniforms.dilations.x != 0) { + continue; + } + let dyR = (${i}(dyRCorner) + ${i}(wR)) / ${i}(uniforms.strides[0]); + let wRPerm = uniforms.filter_dims.x - 1 - wR / uniforms.dilations.x; + if (dyR < 0.0 || dyR >= ${i}(uniforms.Dy_shape[${p}]) || fract(dyR) > 0.0 || + wRPerm < 0) { + continue; + } + let idyR: u32 = u32(dyR); + + for (var wC: u32 = 0; wC < uniforms.effective_filter_dims.y; wC = wC + 1) { + if (wC % uniforms.dilations.y != 0) { + continue; + } + let dyC = (${i}(dyCCorner) + ${i}(wC)) / ${i}(uniforms.strides.y); + let wCPerm = uniforms.filter_dims.y - 1 - wC / uniforms.dilations.y; + if (dyC < 0.0 || dyC >= ${i}(uniforms.Dy_shape[${g}]) || + fract(dyC) > 0.0 || wCPerm < 0) { + continue; + } + let idyC: u32 = u32(dyC); + var inputChannel = groupId * uniforms.input_channels_per_group; + for (var d2: u32 = 0; d2 < uniforms.input_channels_per_group; d2 = d2 + 1) { + let xValue = ${c?j.get("batch","idyR","idyC","inputChannel"):j.get("batch","inputChannel","idyR","idyC")}; + let wValue = ${I.get("inputChannel","wOutChannel","u32(wRPerm)","u32(wCPerm)")}; + dotProd = dotProd + xValue * wValue; + inputChannel = inputChannel + 1; + } + } + } + let value = dotProd + ${n?"bias[d1]":`${i}(0.0)`}; + ${L.setByOffset("global_idx","value")}; + `;return` + ${e.registerUniforms(d).declareVariables(...G,L)} + ${C} + + ${e.mainStart()} + ${e.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")}; + ${a?le:H}}`},Cs=(e,t,r)=>{let n=e.length>2,s=t.outputShape,a=je.size(s),i=[Math.ceil(a/64),1,1];Fr("verbose",()=>`[conv2d_backprop_webgpu] dispatch = ${i}`);let d=t.format==="NHWC",c=["rank","rank"],p=[t.strides[0],t.strides[1]],g=[t.kernelShape[d?1:2],t.kernelShape[d?2:3]],y=[t.dilations[0],t.dilations[1]],u=[g[0]+(t.dilations[0]<=1?0:(t.kernelShape[d?1:2]-1)*(t.dilations[0]-1)),g[1]+(t.dilations[1]<=1?0:(t.kernelShape[d?2:3]-1)*(t.dilations[1]-1))],C=[u[0]-1-Math.floor((t.pads[0]+t.pads[2])/2),u[1]-1-Math.floor(t.pads[1]+t.pads[3])/2],T=!1,I=t.group,j=e[1].dims,G=j[0]/I,L=j[1],le=[{type:12,data:a},{type:12,data:p},{type:12,data:g},{type:12,data:y},{type:12,data:u},{type:6,data:C},{type:12,data:G},{type:12,data:L},...Ct(e[0].dims,e[1].dims)];n&&(le.push(...Ct(e[2].dims)),c.push("rank")),le.push(...Ct(s));let H=i[1]===1&&i[2]===1,ae=Ke=>{let Oe=[{name:"output_size",type:"u32"},{name:"strides",type:"u32",length:p.length},{name:"filter_dims",type:"u32",length:g.length},{name:"dilations",type:"u32",length:g.length},{name:"effective_filter_dims",type:"u32",length:u.length},{name:"pads",type:"i32",length:C.length},{name:"input_channels_per_group",type:"u32"},{name:"output_channels_per_group",type:"u32"}],ht=br(e[0].dataType);return`${ia(Ke,e,s,n,H,T,ht,Oe,d)}`};return{name:"ConvTranspose2D",shaderCache:{hint:`${t.cacheKey};`,inputDependencies:c},getRunData:()=>({dispatchGroup:{x:i[0],y:i[1],z:i[2]},outputs:[{dims:r?r(s):s,dataType:e[0].dataType}],programUniforms:le}),getShaderSource:ae}}}),Il,Fl,aa,oa,Ol,la,zl,Dl,ua,Vu,Cd=D(()=>{Nu(),$d(),Hn(),ls(),Il=(e,t,r,n,s,a)=>(e-1)*t+r+(n-1)*s+1-a,Fl=(e,t,r,n,s)=>{let a=Math.floor(e/2);t==="SAME_UPPER"?(r[n]=a,r[s]=e-a):t==="SAME_LOWER"&&(r[n]=e-a,r[s]=a)},aa=(e,t,r,n,s,a,i,d,c,p)=>{let g=e.length-2,y=p.length===0;if(c.length===0)for(let T=0;T{let r=e.kernelShape.slice();if(e.kernelShape.length===0||e.kernelShape.reduce((y,u)=>y*u,1)===0){r.length=0;for(let y=2;yy+u,0)===0){let y=t[0].dims.length-2;c=new Array(y).fill(1)}let p=e.strides.slice();if(p.reduce((y,u)=>y+u,0)===0){let y=t[0].dims.length-2;p=new Array(y).fill(1)}aa(d,r,c,e.autoPad,e.group,s,p,n,i,a);let g=Object.assign({},e);return Object.assign(g,{kernelShape:r,pads:s,outputPadding:i,outputShape:a,dilations:c,strides:p}),g},Ol=e=>{let t=qi(e),r=e.format,n=["NOTSET","VALID","SAME_UPPER","SAME_LOWER"][typeof e.autoPad>"u"?0:e.autoPad],s=e.dilations,a=e.group,i=e.kernelShape,d=e.pads,c=e.strides,p=e.wIsConst(),g=e.outputPadding,y=e.outputShape;return{autoPad:n,format:r,dilations:s,group:a,kernelShape:i,outputPadding:g,outputShape:y,pads:d,strides:c,wIsConst:p,...t,cacheKey:`${e.format};${t.activation};`}},la=(e,t)=>{if(!e||e.length!==2&&e.length!==3)throw new Error("Conv requires 2 or 3 inputs");if(e[0].dims.length!==4&&e[0].dims.length!==3)throw new Error("currently only support 2-dimensional conv");if(e[0].dims.length!==e[1].dims.length)throw new Error("filter does not have same dimension as input");let r=e[0].dims[t.format==="NHWC"?e[0].dims.length-1:1],n=e[1].dims[0];if(r!==n)throw new Error("FILTER_IN_CHANNEL should be equal to DATA_CHANNEL");let s=e[1].dims[1]*t.group;if(e.length===3&&(e[2].dims.length!==1||e[2].dims[0]!==s))throw new Error("invalid bias");let a=e[0].dims.length-2;if(t.dilations.reduce((i,d)=>i+d,0)>0&&t.dilations.length!==a)throw new Error(`dilations should be ${a}D`);if(t.strides.reduce((i,d)=>i+d,0)>0&&t.strides.length!==a)throw new Error(`strides should be ${a}D`);if(t.pads.reduce((i,d)=>i+d,0)>0&&t.pads.length!==a*2)throw new Error(`pads should be ${a*2}D`);if(t.outputPadding.length!==a&&t.outputPadding.length!==0)throw new Error(`output_padding should be ${a}D`);if(t.kernelShape.reduce((i,d)=>i+d,0)>0&&t.kernelShape.length!==0&&t.kernelShape.length!==e[1].dims.length-2)throw new Error("invalid kernel shape");if(t.outputShape.length!==0&&t.outputShape.length!==e[0].dims.length-2)throw new Error("invalid output shape")},zl=[2,3,1,0],Dl=(e,t,r)=>{let n=oa(r,t),s=r.format==="NHWC",a=n.outputShape,i=a[s?3:1],d=t[0].dims[s?3:1];if(n.group!==1||i===1&&d===1){e.compute(Cs(t,n));return}let c=a[s?1:2],p=a[s?2:3],g=t[1].dims[2],y=t[1].dims[3],u=s?c*p:i,C=s?i:c*p,T=g*y*d,I=!0,j=e.kernelCustomData.wT??e.compute(En(t[1],zl),{inputs:[1],outputs:[r.wIsConst?-2:-1]})[0];r.wIsConst&&!e.kernelCustomData.wT&&(e.kernelCustomData.wT=j);let G=[t[0],j],L=t.length===3;L&&(!s&&t[2].dims.length===1?G.push(t[2].reshape([t[2].dims[0],1,1])):G.push(t[2])),e.compute(Al(G,n,a,u,C,T,L,I),{inputs:G})},ua=(e,t)=>{let r=t.format==="NHWC",n=[e.inputs[0].reshape(r?[e.inputs[0].dims[0],1,e.inputs[0].dims[1],e.inputs[0].dims[2]]:[e.inputs[0].dims[0],e.inputs[0].dims[1],1,e.inputs[0].dims[2]]),e.inputs[1].reshape([e.inputs[1].dims[0],e.inputs[1].dims[1],1,e.inputs[1].dims[2]])];e.inputs.length===3&&n.push(e.inputs[2]);let s=t.kernelShape;(s.length===0||s[0]===0)&&(s=[e.inputs[1].dims[2]]);let a=t.dilations;(a.length===0||a[0]===0)&&(a=[1]);let i=t.strides;(i.length===0||i[0]===0)&&(i=[1]);let d=t.pads;d.length===0&&(d=[0,0]),d=[0,d[0],0,d[1]],i=[1].concat(i),a=[1].concat(a),s=[1].concat(s);let c=oa({...t,pads:d,strides:i,dilations:a,kernelShape:s},n);e.compute(Cs(n,c,p=>r?[p[0],p[2],p[3]]:[p[0],p[1],p[3]]))},Vu=(e,t)=>{la(e.inputs,t),e.inputs[0].dims.length===3?ua(e,t):Dl(e,e.inputs,t)}}),da,ca,Bl,ju=D(()=>{Kt(),Xt(),pr(),nr(),da=(e,t,r,n)=>{let s=je.size(t),a=t.length,i=rt("input",e,a),d=Vt("output",e,a),c=r.dataType===6?r.getInt32Array()[0]:Number(r.getBigInt64Array()[0]),p=je.normalizeAxis(c,a),g=y=>{let u=` i32(${i.indicesGet("inputIndices","uniforms.axis")}) `,C=Ot("uniforms.input_shape","uniforms.axis",a),T=n.reverse?u+(n.exclusive?" + 1":""):"0",I=n.reverse?C:u+(n.exclusive?"":" + 1");return` + ${y.registerUniform("outputSize","u32").registerUniform("axis","u32").declareVariables(i,d)} + ${y.mainStart()} + ${y.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} + var inputIndices = ${d.offsetToIndices("global_idx")}; + var sum = ${d.type.value}(0); + let first : i32 = ${T}; + let last : i32 = ${I}; + for (var i : i32 = first; i < last; i++) { + ${i.indicesSet("inputIndices","uniforms.axis","u32(i)")}; + sum = sum + ${i.getByIndices("inputIndices")}; + } + ${d.setByOffset("global_idx","sum")}; + }`};return{name:"CumSum",shaderCache:{hint:n.cacheKey,inputDependencies:["rank"]},getRunData:()=>({outputs:[{dims:t,dataType:e}],dispatchGroup:{x:Math.ceil(s/64)},programUniforms:[{type:12,data:s},{type:12,data:p},...Ct(t,t)]}),getShaderSource:g}},ca=(e,t)=>{let r=e.inputs[0].dims,n=e.inputs[0].dataType,s=e.inputs[1];e.compute(da(n,r,s,t),{inputs:[0]})},Bl=e=>{let t=e.exclusive===1,r=e.reverse===1;return Ut({exclusive:t,reverse:r})}}),pa,Ll,Rl,ha,Nl,Uu=D(()=>{Kt(),Xt(),pr(),nr(),pa=e=>{if(!e||e.length!==1)throw new Error("DepthToSpace requires 1 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}`;return{name:"DepthToSpace",shaderCache:{hint:`${e.dims};${t.blocksize};${t.mode}`,inputDependencies:["rank"]},getRunData:G=>{let L=c?[r,n*p,s*p,a/p**2]:[r,a/p**2,n*p,s*p],le=je.size(L),H=y.dims,ae=je.sortBasedOnPerm(H,d);return{outputs:[{dims:L,dataType:G[0].dataType}],dispatchGroup:{x:Math.ceil(le/64)},programUniforms:[{type:12,data:le},...Ct(H,ae)]}},getShaderSource:j}},ha=(e,t)=>{pa(e.inputs),e.compute(Rl(e.inputs[0],t))},Nl=e=>Ut({blocksize:e.blocksize,mode:e.mode,format:e.format})}),ks,Es,fa,Pr,Wu,Gu,qu,ri,Vl,jl,Ul,Hu=D(()=>{Kt(),Xt(),pr(),nr(),ks="[a-zA-Z]|\\.\\.\\.",Es="("+ks+")+",fa="^"+Es+"$",Pr="("+Es+",)*"+Es,Wu="^"+Pr+"$",Gu=class{constructor(e=-1){this.symbolToIndices=new Map,this.inputIndex=e}addSymbol(e,t){let r=this.symbolToIndices.get(e);r===void 0?r=[t]:r.push(t),this.symbolToIndices.set(e,r)}},qu=class{constructor(e,t){var s;this.equation=t,this.hasEllipsis=!1,this.symbolToInfo=new Map,this.lhs=new Array,this.outputDims=[];let[r,n]=t.includes("->")?t.split("->",2):[t,""];if(!r.match(RegExp(Wu)))throw new Error("Invalid LHS term");if(r.split(",").forEach((a,i)=>{let d=e[i].dims.slice();if(!a.match(RegExp(fa)))throw new Error("Invalid LHS term");let c=this.processTerm(a,!0,d,i);this.lhs.push(c)}),n==="")n+=[...this.symbolToInfo.entries()].filter(([a,i])=>i.count===1||a==="...").map(([a])=>a).join("");else if(!n.match(RegExp(Es)))throw new Error("Invalid RHS");(s=n.match(RegExp(ks,"g")))==null||s.forEach(a=>{if(a==="...")this.outputDims=this.outputDims.concat(this.ellipsisDims);else{let i=this.symbolToInfo.get(a);if(i===void 0)throw new Error("Invalid RHS symbol");this.outputDims.push(i.dimValue)}}),this.rhs=this.processTerm(n,!1,this.outputDims)}addSymbol(e,t,r){let n=this.symbolToInfo.get(e);if(n!==void 0){if(n.dimValue!==t&&n.count!==1)throw new Error("Dimension mismatch");n.count++,n.inputIndices.push(r)}else n={count:1,dimValue:t,inputIndices:[r]};this.symbolToInfo.set(e,n)}processTerm(e,t,r,n=-1){let s=r.length,a=!1,i=[],d=0;if(!e.match(RegExp(fa))&&!t&&e!=="")throw new Error("Invalid LHS term");let c=e.match(RegExp(ks,"g")),p=new Gu(n);return c==null||c.forEach((g,y)=>{if(g==="..."){if(a)throw new Error("Only one ellipsis is allowed per input term");a=!0;let u=s-c.length+1;if(u<0)throw new Error("Ellipsis out of bounds");if(i=r.slice(d,d+u),this.hasEllipsis){if(this.ellipsisDims.length!==i.length||this.ellipsisDims.toString()!==i.toString())throw new Error("Ellipsis dimensions mismatch")}else if(t)this.hasEllipsis=!0,this.ellipsisDims=i;else throw new Error("Ellipsis must be specified in the LHS");for(let C=0;Ce+"_max",Vl=(e,t,r,n)=>{let s=e.map(p=>p.length).map((p,g)=>rt(`input${g}`,t,p)),a=je.size(n),i=Vt("output",t,n.length),d=[...r.symbolToInfo.keys()].filter(p=>!r.rhs.symbolToIndices.has(p)),c=p=>{let g=[],y="var prod = 1.0;",u="var sum = 0.0;",C="sum += prod;",T=[],I=[],j=[],G=[],L=r.symbolToInfo.size===r.rhs.symbolToIndices.size;r.symbolToInfo.forEach((H,ae)=>{var Ke;if(r.rhs.symbolToIndices.has(ae)){let Oe=(Ke=r.rhs.symbolToIndices.get(ae))==null?void 0:Ke[0];Oe!==void 0&&r.lhs.forEach((ht,It)=>{if(H.inputIndices.includes(It)){let zt=ht.symbolToIndices.get(ae);if(zt===void 0)throw new Error("Invalid symbol error");zt.forEach(dr=>{g.push(`${s[It].indicesSet(`input${It}Indices`,dr,i.indicesGet("outputIndices",Oe))}`)})}})}else r.lhs.forEach((Oe,ht)=>{if(H.inputIndices.includes(ht)){let It=Oe.symbolToIndices.get(ae);if(It===void 0)throw new Error("Invalid symbol error");It.forEach(zt=>{T.push(`${s[ht].indicesSet(`input${ht}Indices`,zt,`${ae}`)}`)}),G.push(`prod *= ${s[ht].getByIndices(`input${ht}Indices`)};`)}}),I.push(`for(var ${ae}: u32 = 0; ${ae} < uniforms.${ri(ae)}; ${ae}++) {`),j.push("}")});let le=L?[...g,`let sum = ${s.map((H,ae)=>H.getByIndices(`input${ae}Indices`)).join(" * ")};`]:[...g,u,...I,...T,y,...G,C,...j];return` + ${p.registerUniforms(d.map(H=>({name:`${ri(H)}`,type:"u32"}))).registerUniform("outputSize","u32").declareVariables(...s,i)} + + ${p.mainStart()} + ${p.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} + var outputIndices = ${i.offsetToIndices("global_idx")}; + ${s.map((H,ae)=>`var input${ae}Indices: ${s[ae].type.indices};`).join(` +`)} + ${le.join(` +`)}; + ${i.setByOffset("global_idx","sum")}; + }`};return{name:"Einsum",shaderCache:{hint:r.equation,inputDependencies:e.map(()=>"rank")},getRunData:()=>{let p=d.filter(y=>r.symbolToInfo.has(y)).map(y=>{var u;return{type:12,data:((u=r.symbolToInfo.get(y))==null?void 0:u.dimValue)||0}});p.push({type:12,data:a});let g=e.map((y,u)=>[...Ct(y)]).reduce((y,u)=>y.concat(u),p);return g.push(...Ct(n)),{outputs:[{dims:n,dataType:t}],dispatchGroup:{x:Math.ceil(a/64)},programUniforms:g}},getShaderSource:c}},jl=(e,t)=>{let r=new qu(e.inputs,t.equation),n=r.outputDims,s=e.inputs.map((a,i)=>a.dims);e.compute(Vl(s,e.inputs[0].dataType,r,n))},Ul=e=>{let t=e.equation.replace(/\s+/g,"");return Ut({equation:t})}}),ma,ni,Wl,Gl,_a,kd=D(()=>{Kt(),Xt(),nr(),ma=e=>{if(!e||e.length!==2)throw new Error("Expand requires 2 input.");let t=e[0].dims,r=Array.from(e[1].getBigInt64Array(),Number),n=r.length{let r=e.length-t.length,n=[];for(let s=0;se.length>t.length?ni(e,t):ni(t,e),Gl=e=>{let t=e[0].dims,r=Array.from(e[1].getBigInt64Array(),Number),n=Wl(t,r),s=e[0].dataType,a=s===9?4:1,i=Math.ceil(je.size(n)/a),d=p=>{let g=rt("input",s,t.length,a),y=Vt("output",s,n.length,a),u;if(s===9){let C=(T,I,j="")=>` + let outputIndices${I} = ${y.offsetToIndices(`outputOffset + ${I}u`)}; + let offset${I} = ${g.broadcastedIndicesToOffset(`outputIndices${I}`,y)}; + let index${I} = offset${I} / 4u; + let component${I} = offset${I} % 4u; + ${T}[${I}] = ${j}(${g.getByOffset(`index${I}`)}[component${I}]); + `;u=` + let outputOffset = global_idx * ${a}; + var data = vec4(0); + ${C("data",0,"u32")} + ${C("data",1,"u32")} + ${C("data",2,"u32")} + ${C("data",3,"u32")} + ${y.setByOffset("global_idx","data")} + }`}else u=` + let outputIndices = ${y.offsetToIndices("global_idx")}; + let inputOffset = ${g.broadcastedIndicesToOffset("outputIndices",y)}; + ${y.setByOffset("global_idx",g.getByOffset("inputOffset"))} + }`;return` + ${p.registerUniform("vec_size","u32").declareVariables(g,y)} + ${p.mainStart()} + ${p.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.vec_size")} + ${u}`},c=[{type:12,data:i},...Ct(t,n)];return{name:"Expand",shaderCache:{hint:`${n.length}`,inputDependencies:["rank"]},getShaderSource:d,getRunData:()=>({outputs:[{dims:n,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(i/64)},programUniforms:c})}},_a=e=>{ma(e.inputs),e.compute(Gl(e.inputs),{inputs:[0]})}}),Ku,ql,Xu=D(()=>{Kt(),Xt(),nr(),Vi(),Ku=e=>{let t=e[0].dataType,r=je.size(e[0].dims),n=je.size(e[1].dims),s=n%4===0,a=i=>{let d=rt("x",t,[1],4),c=rt("bias",t,[1],4),p=Vt("y",t,[1],4),g=[{name:"output_vec_size",type:"u32"},{name:"bias_size",type:"u32"}],y=C=>` + let bias${C}_offset: u32 = (global_idx * 4 + ${C}) % uniforms.bias_size; + let bias${C} = ${c.getByOffset(`bias${C}_offset / 4`)}[bias${C}_offset % 4];`,u=s?` + let bias = ${c.getByOffset("global_idx % (uniforms.bias_size / 4)")};`:`${y(0)}${y(1)}${y(2)}${y(3)} + let bias = ${d.type.value}(bias0, bias1, bias2, bias3);`;return`${i.registerUniforms(g).declareVariables(d,c,p)} + + ${Li(vr(t))} + + ${i.mainStart(hn)} + ${i.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_vec_size")} + + let x = ${d.getByOffset("global_idx")}; + ${u} + let x_in = x + bias; + ${p.setByOffset("global_idx",Ri("x_in"))} + }`};return{name:"FastGeluWithBias",shaderCache:{hint:`${s}`,inputDependencies:["type","type"]},getShaderSource:a,getRunData:i=>({outputs:[{dims:i[0].dims,dataType:i[0].dataType}],programUniforms:[{type:12,data:Math.ceil(r/4)},{type:12,data:n}],dispatchGroup:{x:Math.ceil(r/hn/4)}})}},ql=e=>{e.inputs.length<2||je.size(e.inputs[1].dims)===0?qo(e):e.compute(Ku(e.inputs))}}),Hl,Kl,Xl,Ql,Qu=D(()=>{Kt(),Xt(),pr(),nr(),Hl=e=>{if(!e||e.length!==2)throw new Error("Gather requires 2 inputs.")},Kl=(e,t)=>{let r=e[0].dims,n=e[1].dims,s=r.length,a=je.normalizeAxis(t.axis,s),i=r.slice(0);i.splice(a,1,...n);let d=r[a],c=e[0].dataType===9?4:1,p=Math.ceil(je.size(i)/c),g=[{type:12,data:p},{type:6,data:d},{type:12,data:a},...Ct(e[0].dims,e[1].dims,i)],y=u=>{let C=rt("data",e[0].dataType,e[0].dims.length,c),T=rt("inputIndices",e[1].dataType,e[1].dims.length),I=Vt("output",e[0].dataType,i.length,c),j=L=>{let le=n.length,H=`var indicesIndices${L} = ${T.type.indices}(0);`;for(let ae=0;ae1?`indicesIndices${L}[${ae}]`:`indicesIndices${L}`} = ${i.length>1?`outputIndices${L}[uniforms.axis + ${ae}]`:`outputIndices${L}`};`;H+=` + var idx${L} = ${T.getByIndices(`indicesIndices${L}`)}; + if (idx${L} < 0) { + idx${L} = idx${L} + uniforms.axisDimLimit; + } + var dataIndices${L} : ${C.type.indices}; + `;for(let ae=0,Ke=0;ae1?`dataIndices${L}[${ae}]`:`dataIndices${L}`} = u32(idx${L});`,Ke+=le):(H+=`${s>1?`dataIndices${L}[${ae}]`:`dataIndices${L}`} = ${i.length>1?`outputIndices${L}[${Ke}]`:`outputIndices${L}`};`,Ke++);return H},G;if(e[0].dataType===9){let L=(le,H,ae="")=>` + let outputIndices${H} = ${I.offsetToIndices(`outputOffset + ${H}u`)}; + ${j(H)}; + let offset${H} = ${C.indicesToOffset(`dataIndices${H}`)}; + let index${H} = offset${H} / 4u; + let component${H} = offset${H} % 4u; + ${le}[${H}] = ${ae}(${C.getByOffset(`index${H}`)}[component${H}]); + `;G=` + let outputOffset = global_idx * ${c}; + var value = vec4(0); + ${L("value",0,"u32")} + ${L("value",1,"u32")} + ${L("value",2,"u32")} + ${L("value",3,"u32")} + ${I.setByOffset("global_idx","value")} + `}else G=` + let outputIndices = ${I.offsetToIndices("global_idx")}; + ${j("")}; + let value = ${C.getByIndices("dataIndices")}; + ${I.setByOffset("global_idx","value")}; + `;return` + ${u.registerUniform("outputSize","u32").registerUniform("axisDimLimit","i32").registerUniform("axis","u32").declareVariables(C,T,I)} + ${u.mainStart()} + ${u.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} + ${G} + }`};return{name:"Gather",shaderCache:{hint:t.cacheKey,inputDependencies:["rank","rank"]},getRunData:()=>({outputs:[{dims:i,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(p/64)},programUniforms:g}),getShaderSource:y}},Xl=e=>Ut({axis:e.axis}),Ql=(e,t)=>{let r=e.inputs;Hl(r),e.compute(Kl(e.inputs,t))}}),Yl,Zl,Jl,eu,Yu=D(()=>{Kt(),Xt(),pr(),nr(),Yl=e=>{if(!e||e.length!==2)throw new Error("GatherElements requires 2 inputs.");if(e[0].dims.length<1)throw new Error("GatherElements requires that the data input be rank >= 1.");if(e[0].dims.length!==e[1].dims.length)throw new Error(`GatherElements requires that the data input and + indices input tensors be of same rank.`)},Zl=(e,t)=>{let r=e[0].dims,n=e[0].dataType,s=r.length,a=e[1].dims,i=e[1].dataType,d=je.normalizeAxis(t.axis,s),c=r[d],p=a.slice(0),g=je.size(p),y=rt("input",n,s),u=rt("indicesInput",i,a.length),C=Vt("output",n,p.length),T=[{type:12,data:g},{type:6,data:c},{type:12,data:d}];return T.push(...Ct(r,a,p)),{name:"GatherElements",shaderCache:{inputDependencies:["rank","rank"]},getRunData:()=>({outputs:[{dims:p,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(g/64)},programUniforms:T}),getShaderSource:I=>` + ${I.registerUniform("outputSize","u32").registerUniform("axisDimLimit","i32").registerUniform("axis","u32").declareVariables(y,u,C)} + ${I.mainStart()} + ${I.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} + + let outputIndices = ${C.offsetToIndices("global_idx")}; + + var idx = ${u.getByOffset("global_idx")}; + if (idx < 0) { + idx = idx + uniforms.axisDimLimit; + } + var inputIndices = ${y.type.indices}(outputIndices); + ${y.indicesSet("inputIndices","uniforms.axis","u32(idx)")}; + let value = ${y.getByIndices("inputIndices")}; + + ${C.setByOffset("global_idx","value")}; + }`}},Jl=e=>Ut({axis:e.axis}),eu=(e,t)=>{let r=e.inputs;Yl(r),e.compute(Zl(e.inputs,t))}}),tu,ru,nu,Zu,su=D(()=>{Kt(),Xt(),nr(),tu=e=>{if(!e)throw new Error("Input is missing");if(e.length<2||e.length>3)throw new Error("Invaid input number.");if(e.length===3&&e[2].dims.length>2)throw new Error("Invalid input shape of C");if(e[0].dataType!==e[1].dataType||e.length===3&&e[0].dataType!==e[2].dataType)throw new Error("Input types are mismatched")},ru=(e,t)=>{let r=e[0].dims.slice(),n=e[1].dims.slice(),[s,a,i]=yr.getShapeOfGemmResult(r,t.transA,n,t.transB,e.length===3?e[2].dims:void 0),d=[s,a];if(!d)throw new Error("Can't use gemm on the given tensors");let c=je.size(d),p=[{type:12,data:c},{type:12,data:s},{type:12,data:a},{type:12,data:i},{type:1,data:t.alpha},{type:1,data:t.beta}],g=["type","type"];e.length===3&&(p.push(...Ct(e[2].dims)),g.push("rank")),p.push(...Ct(d));let y=u=>{let C="";t.transA&&t.transB?C="value += a[k * uniforms.M + m] * b[n * uniforms.K + k];":t.transA&&!t.transB?C="value += a[k * uniforms.M + m] * b[k * uniforms.N + n];":!t.transA&&t.transB?C="value += a[m * uniforms.K + k] * b[n * uniforms.K + k];":!t.transA&&!t.transB&&(C="value += a[m * uniforms.K + k] * b[k * uniforms.N + n];");let T=t.alpha===1?"":"value *= uniforms.alpha;",I=rt("a",e[0].dataType,e[0].dims),j=rt("b",e[1].dataType,e[1].dims),G=I.type.value,L=null,le=[I,j];e.length===3&&(L=rt("c",e[2].dataType,e[2].dims.length),le.push(L));let H=Vt("output",e[0].dataType,d.length);le.push(H);let ae=[{name:"output_size",type:"u32"},{name:"M",type:"u32"},{name:"N",type:"u32"},{name:"K",type:"u32"},{name:"alpha",type:"f32"},{name:"beta",type:"f32"}];return` + ${u.registerUniforms(ae).declareVariables(...le)} + + ${u.mainStart()} + ${u.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} + + let m = global_idx / uniforms.N; + let n = global_idx % uniforms.N; + + var value = ${G}(0); + for (var k: u32 = 0u; k < uniforms.K; k++) { + ${C} + } + + ${T} + ${L!=null?`let cOffset = ${L.broadcastedIndicesToOffset("vec2(m, n)",H)}; value += ${G}(uniforms.beta) * ${L.getByOffset("cOffset")};`:""} + output[global_idx] = value; + }`};return{name:"Gemm",shaderCache:{hint:`${t.cacheKey}`,inputDependencies:g},getRunData:()=>({outputs:[{dims:d,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(c/64)},programUniforms:p}),getShaderSource:y}},nu=e=>{let t=e.transA,r=e.transB,n=e.alpha,s=e.beta;return{transA:t,transB:r,alpha:n,beta:s,cacheKey:`${e.transA};${e.transB};${e.alpha===1}`}},Zu=(e,t)=>{tu(e.inputs),e.compute(ru(e.inputs,t))}}),sn,iu,au,ga,ou,Ss,lu,uu=D(()=>{Kt(),Xt(),pr(),O(),qs(),nr(),ls(),sn=(e,t)=>e.length>t&&e[t].dims.length>0&&je.size(e[t].dims)>0?e[t]:void 0,iu=(e,t)=>{let r=e[0],n=sn(e,1),s=sn(e,2),a=sn(e,3),i=sn(e,4),d=sn(e,5),c=sn(e,6),p=sn(e,7);if(r.dims.length!==3&&r.dims.length!==5)throw new Error("Input query is expected to have 3 or 5 dimensions");let g=r.dims[0],y=r.dims[1],u=r.dims.length===3?r.dims[2]:t.numHeads*r.dims[4],C=y,T=0,I=0,j=Math.floor(u/t.numHeads);if(c&&p){if(c.dims.length!==4)throw new Error('Input "past_key" is expected to have 4 dimensions');if(c.dims[0]!==g||c.dims[1]!==t.numHeads||c.dims[3]!==j)throw new Error('Input "past_key" shape (batch_size, num_heads, past_sequence_length, head_size)');if(p.dims[0]!==g||p.dims[1]!==t.numHeads||p.dims[3]!==j)throw new Error('Input "past_value" shape (batch_size, num_heads, past_sequence_length, head_size)');if(c.dims[2]!==p.dims[2])throw new Error('Input "past_key" and "past_value" shall have same dim 2 (past_sequence_length)');if(p.dims.length!==4)throw new Error('Input "past_value" is expected to have 4 dimensions');T=c.dims[2],I=c.dims[2]}else if(c||p)throw new Error('Input "past_key" and "past_value" shall be both present or both absent');let G;if(n){if(r.dims.length!==3)throw new Error('Input "query" is expected to have 3 dimensions when key is given');if(n.dims.length<3||n.dims.length>5)throw new Error('Input "key" is expected to have 3, 4, or 5 dimensions');if(r.dims[0]!==n.dims[0])throw new Error('Input "query" and "key" shall have same dim 0 (batch size)');if(n.dims.length===3){if(n.dims[2]!==r.dims[2])throw new Error('Input "query" and "key" shall have same dim 2 (hidden_size)');G=2,C=n.dims[1]}else if(n.dims.length===5){if(n.dims[2]!==t.numHeads||n.dims[3]!==2||n.dims[4]!==j)throw new Error('Expect "key" shape (batch_size, kv_sequence_length, num_heads, 2, head_size) for packed kv');if(s)throw new Error('Expect "value" be none when "key" has packed kv format.');G=5,C=n.dims[1]}else{if(n.dims[1]!==t.numHeads||n.dims[3]!==j)throw new Error('Expect "key" shape (batch_size, num_heads, kv_sequence_length, head_size) for past_key');G=0,C=n.dims[2]}}else{if(r.dims.length!==5)throw new Error('Input "query" is expected to have 5 dimensions when key is empty');if(r.dims[2]!==t.numHeads||r.dims[3]!==3)throw new Error('Expect "query" shape (batch_size, kv_sequence_length, num_heads, 3, head_size) for packed kv');G=3}if(a){if(a.dims.length!==1)throw new Error('Input "bias" is expected to have 1 dimension');if(n&&n.dims.length===5&&n.dims[3]===2)throw new Error("bias is not allowed for packed kv.")}let L=T+C,le=0;if(i){le=8;let Oe=i.dims;throw Oe.length===1?Oe[0]===g?le=1:Oe[0]===3*g+2&&(le=3):Oe.length===2&&Oe[0]===g&&Oe[1]===L&&(le=5),le===8?new Error('Input "key_padding_mask" shape shall be (batch_size) or (batch_size, total_sequence_length)'):new Error("Mask not supported")}let H=!1,ae=u;if(s){if(s.dims.length!==3&&s.dims.length!==4)throw new Error('Input "value" is expected to have 3 or 4 dimensions');if(r.dims[0]!==s.dims[0])throw new Error('Input "query" and "value" shall have same dim 0 (batch_size)');if(s.dims.length===3){if(C!==s.dims[1])throw new Error('Input "key" and "value" shall have the same dim 1 (kv_sequence_length)');ae=s.dims[2]}else{if(C!==s.dims[2])throw new Error('Input "key" and "value" shall have the same dim 2 (kv_sequence_length)');ae=s.dims[1]*s.dims[3],H=!0}}let Ke=!1;if(i)throw new Error("Key padding mask is not supported");if(d){if(d.dims.length!==4)throw new Error('Input "attention_bias" is expected to have 4 dimensions');if(d.dims[0]!==g||d.dims[1]!==t.numHeads||d.dims[2]!==y||d.dims[3]!==L)throw new Error('Expect "attention_bias" shape (batch_size, num_heads, sequence_length, total_sequence_length)')}return{batchSize:g,sequenceLength:y,pastSequenceLength:T,kvSequenceLength:C,totalSequenceLength:L,maxSequenceLength:I,inputHiddenSize:0,hiddenSize:u,vHiddenSize:ae,headSize:j,vHeadSize:Math.floor(ae/t.numHeads),numHeads:t.numHeads,isUnidirectional:!1,pastPresentShareBuffer:!1,maskFilterValue:t.maskFilterValue,maskType:le,scale:t.scale,broadcastResPosBias:Ke,passPastInKv:H,qkvFormat:G}},au=e=>Ut({...e}),ga=Ut({perm:[0,2,1,3]}),ou=(e,t,r,n,s,a,i)=>{let d=[n,s,a],c=je.size(d),p=[{type:12,data:c},{type:12,data:i},{type:12,data:a}],g=y=>{let u=Vt("qkv_with_bias",t.dataType,d),C=rt("qkv",t.dataType,d),T=rt("bias",r.dataType,d),I=[{name:"output_size",type:"u32"},{name:"bias_offset",type:"u32"},{name:"hidden_size",type:"u32"}];return` + ${y.registerUniforms(I).declareVariables(C,T,u)} + ${y.mainStart()} + ${y.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} + let bias_offset_idx = (global_idx % uniforms.hidden_size) + uniforms.bias_offset; + + qkv_with_bias[global_idx] = qkv[global_idx] + bias[bias_offset_idx]; + }`};return e.compute({name:"MultiHeadAttentionAddBias",shaderCache:{inputDependencies:["type","type"]},getRunData:()=>({outputs:[{dims:d,dataType:t.dataType,gpuDataType:0}],dispatchGroup:{x:Math.ceil(c/64)},programUniforms:p}),getShaderSource:g},{inputs:[t,r],outputs:[-1]})[0]},Ss=(e,t,r,n,s,a,i,d)=>{let c=a;if(i){if(n===1)throw new Error("AddBiasReshape is not implemented. Please export your model with packed QKV or KV");return c=ou(e,a,i,t,n,r*s,d),c=c.reshape([t,n,r,s]),e.compute(En(c,ga.perm),{inputs:[c],outputs:[-1]})[0]}else return a.dims.length===3&&(c=a.reshape([t,n,r,s])),e.compute(En(c,ga.perm),{inputs:[c],outputs:[-1]})[0]},lu=(e,t)=>{let r=iu(e.inputs,t),n=e.inputs[0],s=sn(e.inputs,1),a=sn(e.inputs,2),i=sn(e.inputs,3),d=sn(e.inputs,4),c=sn(e.inputs,5),p=sn(e.inputs,6),g=sn(e.inputs,7);if(n.dims.length===5)throw new Error("Packed QKV is not implemented");if((s==null?void 0:s.dims.length)===5)throw new Error("Packed KV is not implemented");let y=s&&a&&s.dims.length===4&&a.dims.length===4,u=Ss(e,r.batchSize,r.numHeads,r.sequenceLength,r.headSize,n,i,0);if(y)return us(e,u,s,a,d,void 0,p,g,c,r,t);if(!s||!a)throw new Error("key and value must be provided");let C=Ss(e,r.batchSize,r.numHeads,r.kvSequenceLength,r.headSize,s,i,r.hiddenSize),T=Ss(e,r.batchSize,r.numHeads,r.kvSequenceLength,r.vHeadSize,a,i,2*r.hiddenSize);us(e,u,C,T,d,void 0,p,g,c,r,t)}}),wa,du,cu,ya,pu,hu=D(()=>{Kt(),Xt(),nr(),wa=e=>Array.from(e.getBigInt64Array(),Number),du=e=>{if(!e||e.length!==2)throw new Error("Tile requires 2 inputs.");if(e[0].dataType!==1&&e[0].dataType!==10&&e[0].dataType!==6&&e[0].dataType!==12)throw new Error("Tile only support float, float16, int32, and uint32 data types");if(e[1].dataType!==7)throw new Error("Tile `repeats` input should be of int64 data type");if(e[1].dims.length!==1)throw new Error("Tile `repeats` input should be 1-D");if(wa(e[1]).length!==e[0].dims.length)throw new Error("Tile `repeats` input should have same number of elements as rank of input data tensor")},cu=(e,t)=>{let r=[];for(let n=0;n{let r=e[0].dims,n=t??wa(e[1]),s=cu(r,n),a=je.size(s),i=e[0].dataType,d=rt("input",i,r.length),c=Vt("output",i,s.length),p=g=>` + const inputShape = ${d.indices(...r)}; + ${g.registerUniform("output_size","u32").declareVariables(d,c)} + ${g.mainStart()} + ${g.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} + let output_indices = ${c.offsetToIndices("global_idx")}; + var input_indices: ${d.type.indices}; + for (var i = 0; i < ${r.length}; i++) { + let input_dim_i = ${d.indicesGet("uniforms.input_shape","i")}; + let input_dim_value = ${c.indicesGet("output_indices","i")} % input_dim_i; + + ${d.indicesSet("input_indices","i","input_dim_value")} + } + ${c.setByOffset("global_idx",d.getByIndices("input_indices"))} + }`;return{name:"Tile",shaderCache:{hint:`${n}`,inputDependencies:["rank"]},getRunData:()=>({outputs:[{dims:s,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(a/64)},programUniforms:[{type:12,data:a},...Ct(e[0].dims,s)]}),getShaderSource:p}},pu=e=>{du(e.inputs),e.compute(ya(e.inputs),{inputs:[0]})}}),fu,ba,mu,_u,va,gu,Ju=D(()=>{Kt(),Xt(),pr(),qs(),nr(),uu(),hu(),ls(),fu=(e,t)=>{let r=e[0],n=e[1],s=e[2],a=e[3],i=e[4];if(r.dims.length!==3&&r.dims.length!==5)throw new Error("Input query is expected to have 3 or 5 dimensions");let d=!1,c=r.dims[0],p=r.dims[1],g=r.dims.length===3?d?r.dims[2]/3:r.dims[2]:t.numHeads*r.dims[4],y=p,u=0,C=0,T=Math.floor(g/t.numHeads),I=a&&a.dims.length!==0,j=i&&i.dims.length!==0,G=!0;if(I&&j){if(a.dims.length!==4)throw new Error('Input "past_key" is expected to have 4 dimensions');if(i.dims.length!==4)throw new Error('Input "past_value" is expected to have 4 dimensions');u=a.dims[1],C=a.dims[1]}else if(I||j)throw new Error('Input "past_key" and "past_value" shall be both present or both absent');let L;if(n){if(r.dims.length!==3)throw new Error('Input "query" is expected to have 3 dimensions when key is given');if(n.dims.length<3||n.dims.length>5)throw new Error('Input "key" is expected to have 3, 4, or 5 dimensions');if(r.dims[0]!==n.dims[0])throw new Error('Input "query" and "key" shall have same dim 0 (batch size)');if(n.dims.length===3){if(r.dims[2]%n.dims[2]!==0)throw new Error('Dimension 2 of "query" should be a multiple of "key"');L=2,y=n.dims[1]}else if(n.dims.length===5){if(n.dims[2]!==t.numHeads||n.dims[3]!==2||n.dims[4]!==T)throw new Error('Expect "key" shape (batch_size, kv_sequence_length, num_heads, 2, head_size) for packed kv');if(s)throw new Error('Expect "value" be none when "key" has packed kv format.');L=5,y=n.dims[1]}else{if(n.dims[1]!==t.numHeads||n.dims[3]!==T)throw new Error('Expect "key" shape (batch_size, num_heads, kv_sequence_length, head_size) for past_key');L=0,y=n.dims[2]}}else{if(r.dims.length!==3&&r.dims.length!==5)throw new Error('Input "query" is expected to have 3 or 5 dimensions when key is empty');if(r.dims.length===5&&(r.dims[2]!==t.numHeads||r.dims[3]!==3))throw new Error('Expect "query" shape (batch_size, kv_sequence_length, num_heads, 3, head_size) for packed kv');L=3}let le=0,H=!1,ae=g;if(s){if(s.dims.length!==3&&s.dims.length!==4)throw new Error('Input "value" is expected to have 3 or 4 dimensions');if(r.dims[0]!==s.dims[0])throw new Error('Input "query" and "value" shall have same dim 0 (batch_size)');if(s.dims.length===3){if(y!==s.dims[1])throw new Error('Input "key" and "value" shall have the same dim 1 (kv_sequence_length)');ae=s.dims[2]}else{if(y!==s.dims[2])throw new Error('Input "past_key" and "past_value" shall have the same dim 2 (kv_sequence_length)');ae=s.dims[1]*s.dims[3],H=!0}}let Ke=u+y;return{batchSize:c,sequenceLength:p,pastSequenceLength:u,kvSequenceLength:y,totalSequenceLength:Ke,maxSequenceLength:C,inputHiddenSize:0,hiddenSize:g,vHiddenSize:ae,headSize:T,vHeadSize:Math.floor(ae/t.kvNumHeads),numHeads:t.numHeads,kvNumHeads:t.kvNumHeads,nReps:t.numHeads/t.kvNumHeads,pastPresentShareBuffer:!1,maskType:le,scale:t.scale,broadcastResPosBias:!1,passPastInKv:H,qkvFormat:L,isPastkvBSNH:G}},ba=(e,t,r,n)=>{let s=[n.batchSize,n.totalSequenceLength,n.kvNumHeads,n.headSize],a=4,i=je.size(s)/a,d=n.totalSequenceLength,c=Vt("present_kv",r,s.length,a),p=rt("new_kv",e.dataType,e.dims.length,a),g=t?rt("past_kv",t.dataType,t.dims.length,a):void 0,y=Math.ceil(n.headSize/a),u={x:d,y:e.dims[0],z:1},C=t?["rank","rank"]:["rank"],T=[{type:12,data:i},{type:12,data:n.pastSequenceLength},{type:12,data:n.kvSequenceLength},{type:12,data:n.totalSequenceLength}],I=[p];g?(T.push(...Ct(e.dims),...Ct(t.dims),...Ct(s)),I.push(g)):T.push(...Ct(e.dims),...Ct(s));let j=[{name:"output_size",type:"u32"},{name:"past_seqlen",type:"u32"},{name:"new_seqlen",type:"u32"},{name:"present_seqlen",type:"u32"}],G=` let past_batch_stride = uniforms.past_seqlen * num_heads * H; + var past_head_stride = uniforms.past_seqlen * H; + if (is_bsnh) { + past_head_stride = H; + } + let in_offset = b * past_batch_stride + s * row_stride + n * past_head_stride + h; + present_kv[out_offset] = past_kv[in_offset];`,L=` let new_batch_stride = uniforms.new_seqlen * num_heads * H; + let new_row_stride = num_heads * H; + let new_head_stride = H; + let in_offset = b * new_batch_stride + (s - past_seqlen) * new_row_stride + n * new_head_stride + h; + present_kv[out_offset] = new_kv[in_offset];`,le=t?`if (s < past_seqlen) { + ${G} + } else if (s < past_seqlen + uniforms.new_seqlen) { + ${L} + }`:`if (s < past_seqlen + uniforms.new_seqlen) { + ${L} + }`,H=ae=>` + + ${ae.registerUniforms(j).declareVariables(...I,c)} + ${ae.mainStart([y,n.kvNumHeads,1])} + ${ae.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} + var indices = ${c.offsetToIndices("global_idx")}; + let h = local_id.x; + let n = local_id.y; + let s = workgroup_id.x; + let b = workgroup_id.y; + let num_heads = ${n.kvNumHeads}u; + let H = ${y}u; + + let present_seqlen = uniforms.present_seqlen; + let present_batch_stride = present_seqlen * num_heads * H; + var row_stride = H; + let is_bsnh = ${n.isPastkvBSNH}; + + if (is_bsnh) { + row_stride = num_heads * H; + } + var present_head_stride = present_seqlen * H; + if (is_bsnh) { + present_head_stride = H; + } + + let past_seqlen = uniforms.past_seqlen; + + let out_offset = b * present_batch_stride + s * row_stride + n * present_head_stride + h; + ${le} + }`;return{name:"ConcatPastNew",shaderCache:{hint:`${n.kvNumHeads}${y}${!!t}`,inputDependencies:C},getRunData:()=>({outputs:[{dims:s,dataType:r}],dispatchGroup:u,programUniforms:T}),getShaderSource:H}},mu=e=>Ut({...e}),_u=Ut({perm:[0,2,1,3]}),va=(e,t,r,n,s)=>{let a=t,i=n.kvNumHeads,d=n.nReps;return t.dims.length===3&&n.kvSequenceLength!==0&&(a=t.reshape([n.batchSize,n.kvSequenceLength,i,n.headSize])),r?a=e.compute(ba(a,r,a.dataType,n),{inputs:[a,r],outputs:[n.isPastkvBSNH?s:-1]})[0]:a=e.compute(ba(a,void 0,a.dataType,n),{inputs:[a],outputs:[n.isPastkvBSNH?s:-1]})[0],d!==1&&(a=e.compute(ya([a],[1,1,1,d]),{inputs:[a],outputs:[-1]})[0],a=a.reshape([n.batchSize,n.totalSequenceLength,i*d,n.headSize])),e.compute(En(a,_u.perm),{inputs:[a],outputs:[-1]})[0]},gu=(e,t)=>{var c;let r=fu(e.inputs,t);if(e.inputs[0].dims.length===5)throw new Error("Packed QKV is not implemented");if(((c=e.inputs[1])==null?void 0:c.dims.length)===5)throw new Error("Packed KV is not implemented");let n=Ss(e,r.batchSize,r.numHeads,r.sequenceLength,r.headSize,e.inputs[0],void 0,0),s=e.inputs[3]&&e.inputs[3].dims.length!==0?e.inputs[3]:void 0,a=e.inputs[4]&&e.inputs[4].dims.length!==0?e.inputs[4]:void 0,i=va(e,e.inputs[1],s,r,1),d=va(e,e.inputs[2],a,r,2);us(e,n,i,d,void 0,void 0,void 0,void 0,void 0,r,t)}}),wu,yu,bu,vu,Ed=D(()=>{Kt(),Xt(),nr(),wu=(e,t)=>{let r=e[0].dims,n=r,s=2,a=je.sizeToDimension(r,s),i=je.sizeFromDimension(r,s),d=mr(i),c=i/d,p=[r[0],r[1],c],g=["rank","type","type"],y=[{type:12,data:i},{type:12,data:c}];y.push(...Ct(p,p));let u=C=>{let T=rt("x",e[0].dataType,p.length,d),I=rt("scale",e[1].dataType,e[1].dims),j=rt("bias",e[2].dataType,e[2].dims),G=Vt("output",e[0].dataType,p.length,d),L=[T,I,j,G],le=T.type.value,H=d===1?"f32":`vec${d}`,ae=64,Ke=[{name:"normSize",type:"u32"},{name:"normPackedSize",type:"u32"}];return` + var meanShared : f32; + var squaredNormShared : f32; + var workgroupShared : array<${H}, ${ae}>; + const workgroupSize = ${ae}u; + ${C.registerUniforms(Ke).declareVariables(...L)} + ${C.mainStart(ae)} + let norm = global_idx / workgroupSize; + let batch = norm / uniforms.x_shape[1]; + let channel = norm % uniforms.x_shape[1]; + let localIndex = local_id.x; + + // initialize workgroup memory + var initial = ${H}(0); + for (var h = localIndex; h < uniforms.normPackedSize; h += workgroupSize) { + initial = initial + ${H}(${T.get("batch","channel","h")}); + } + workgroupShared[localIndex] = initial; + workgroupBarrier(); + + // Calculate the mean of current channel data. + for (var currSize = workgroupSize >> 1; currSize > 0; currSize = currSize >> 1) { + if (localIndex < currSize) { + workgroupShared[localIndex] = workgroupShared[localIndex] + workgroupShared[localIndex + currSize]; + } + workgroupBarrier(); + } + if (localIndex == 0) { + meanShared = ${fn("workgroupShared[0]",d)} / f32(uniforms.normSize); + } + workgroupBarrier(); + + // reinitialize workgroup memory. + initial = ${H}(0); + for (var h = localIndex; h < uniforms.normPackedSize; h += workgroupSize) { + let deviation = ${H}(${T.get("batch","channel","h")}) - ${H}(meanShared); + initial = initial + deviation * deviation; + } + workgroupShared[localIndex] = initial; + workgroupBarrier(); + + // Calculate the sum of square of deviation of current channel data. + for (var currSize = workgroupSize >> 1; currSize > 0; currSize = currSize >> 1) { + if (localIndex < currSize) { + workgroupShared[localIndex] = workgroupShared[localIndex] + workgroupShared[localIndex + currSize]; + } + workgroupBarrier(); + } + if (localIndex == 0) { + squaredNormShared = ${fn("workgroupShared[0]",d)}; + } + workgroupBarrier(); + + let invStdDev = inverseSqrt(squaredNormShared / f32(uniforms.normSize) + f32(${t.epsilon})); + let channelScale = invStdDev * f32(${I.getByOffset("channel")}); + let channelShift = f32(${j.getByOffset("channel")}) - meanShared * channelScale; + for (var h = localIndex; h < uniforms.normPackedSize; h += workgroupSize) { + let value = ${T.get("batch","channel","h")} * ${le}(${H}(channelScale)) + ${le}(${H}(channelShift)); + ${G.set("batch","channel","h","value")}; + } + }`};return{name:"InstanceNormalization",shaderCache:{hint:`${t.epsilon};${d}`,inputDependencies:g},getRunData:()=>({outputs:[{dims:n,dataType:e[0].dataType}],dispatchGroup:{x:a},programUniforms:y}),getShaderSource:u}},yu=(e,t,r,n,s,a,i,d)=>{let c=mr(i),p=64,g=c===1?"vec2f":`mat2x${c}f`,y=c===1?"f32":`vec${c}f`,u=(Ke,Oe)=>`${g}(${Ke}, ${Oe})`,C=s*i/c,T=Math.ceil(a/p),I=["type"],j=[{type:12,data:T},{type:12,data:a},{type:12,data:Math.floor(i/c)},{type:12,data:Math.floor(a*i/c)}],G=Ke=>{let Oe=rt("input",t.dataType,t.dims,c);return` + ${Ke.declareVariables(Oe)} + @group(0) @binding(1) var output : array<${g}>; + struct Uniforms {wg_size:u32, H:u32, C:u32, image_size:u32}; + @group(0) @binding(2) var uniforms: Uniforms; + + ${Ke.mainStart(p)} + let currentImageNumber = global_idx / ${p} / uniforms.C; + let currentChannelNumber = (global_idx / ${p}) % uniforms.C; + let wgOffset = local_id.x * uniforms.wg_size; + if (wgOffset >= uniforms.H) { + return; + } + let wgMax = min(wgOffset + uniforms.wg_size, uniforms.H); + + let offset = currentImageNumber * uniforms.image_size + currentChannelNumber; + var sum = ${Sr("f32",c)}; + var squaredSum = ${Sr("f32",c)}; + for (var i: u32 = wgOffset; i < wgMax; i++) { + let value = ${y}(input[offset + i * uniforms.C]); + sum += value; + squaredSum += value * value; + } + output[global_idx] = ${u("sum","squaredSum")}; + }`},L=e.compute({name:"InstanceNormComputeMean",shaderCache:{hint:`${c}`,inputDependencies:I},getRunData:()=>({outputs:[{dims:[s,i,p,2],dataType:1}],dispatchGroup:{x:s*i/c},programUniforms:j}),getShaderSource:G},{inputs:[t],outputs:[-1]})[0],le=[{type:12,data:C},{type:12,data:a},{type:12,data:Math.floor(i/c)},{type:12,data:Math.floor(p*i/c)}],H=["type","type","type"],ae=Ke=>{let Oe=rt("scale",r.dataType,r.dims,c),ht=rt("bias",n.dataType,n.dims,c);return` + @group(0) @binding(0) var input : array<${g}>; + @group(0) @binding(1) var scale : array<${Oe.type.storage}>; + @group(0) @binding(2) var bias : array<${ht.type.storage}>; + @group(0) @binding(3) var output : array<${g}>; + struct Uniforms {units_of_work : u32, H: u32, C : u32, image_size : u32}; + @group(0) @binding(4) var uniforms: Uniforms; + + ${Ke.mainStart()} + ${Ke.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.units_of_work")} + let currentImageNumber = global_idx / uniforms.C; + let currentChannelNumber = global_idx % uniforms.C; + + let offset = currentImageNumber * uniforms.image_size; + var sum = ${Sr("f32",c)}; + var squaredSum = ${Sr("f32",c)}; + for (var i: u32 = 0; i < min(${p}, uniforms.H); i++) { + let value = input[offset + i + currentChannelNumber * ${p}]; + sum += value[0]; + squaredSum += value[1]; + } + sum = sum / f32(uniforms.H); + squaredSum = squaredSum / f32(uniforms.H); + let invStdDev = inverseSqrt(squaredSum - sum * sum + f32(${d})); + let channelScale = invStdDev * ${y}(scale[currentChannelNumber]); + let channelShift = ${y}(bias[currentChannelNumber]) - sum * channelScale; + + output[global_idx] = ${u("channelScale","channelShift")}; + }`};return e.compute({name:"InstanceNormComputeChannelScaleShift",shaderCache:{hint:`${c};${d}`,inputDependencies:H},getRunData:()=>({outputs:[{dims:[s,i,2],dataType:1}],dispatchGroup:{x:Math.ceil(C/64)},programUniforms:le}),getShaderSource:ae},{inputs:[L,r,n],outputs:[-1]})[0]},bu=(e,t,r)=>{let n=t[0].dims,s=n,a=n[0],i=n[n.length-1],d=je.sizeFromDimension(n,1)/i,c=mr(i),p=je.size(s)/c,g=[{type:12,data:d},{type:12,data:Math.floor(i/c)}],y=["type","type"],u=yu(e,t[0],t[1],t[2],a,d,i,r.epsilon),C=T=>{let I=br(t[0].dataType),j=c===1?"vec2f":`mat2x${c}f`,G=c===1?I:`vec${c}<${I}>`,L=rt("input",t[0].dataType,t[0].dims,c),le=Vt("output",t[0].dataType,s,c);return` + @group(0) @binding(0) var input : array<${L.type.storage}>; + @group(0) @binding(1) var scaleInput : array<${j}>; + @group(0) @binding(2) var output : array<${le.type.storage}>; + struct Uniforms {H: u32, C : u32}; + @group(0) @binding(3) var uniforms: Uniforms; + + ${T.mainStart()} + let currentImageNumber = global_idx / (uniforms.C * uniforms.H); + let currentChannelNumber = global_idx % uniforms.C; + + let scaleOffset = currentImageNumber * uniforms.C + currentChannelNumber; + let scale = scaleInput[scaleOffset]; + output[global_idx] = fma(input[global_idx], ${G}(scale[0]), ${G}(scale[1])); + }`};e.compute({name:"InstanceNormalizationNHWC",shaderCache:{hint:`${c}`,inputDependencies:y},getRunData:()=>({outputs:[{dims:s,dataType:t[0].dataType}],dispatchGroup:{x:Math.ceil(p/64)},programUniforms:g}),getShaderSource:C},{inputs:[t[0],u]})},vu=(e,t)=>{t.format==="NHWC"?bu(e,e.inputs,t):e.compute(wu(e.inputs,t))}}),ar,Mu,Hr,Zr=D(()=>{Kt(),Xt(),nr(),ar=e=>{if(!e||e.length<2)throw new Error("layerNorm requires at least 2 inputs.")},Mu=(e,t,r)=>{let n=t.simplified,s=e[0].dims,a=e[1],i=!n&&e[2],d=s,c=je.normalizeAxis(t.axis,s.length),p=je.sizeToDimension(s,c),g=je.sizeFromDimension(s,c),y=je.size(a.dims),u=i?je.size(i.dims):0;if(y!==g||i&&u!==g)throw new Error(`Size of X.shape()[axis:] == ${g}. + Size of scale and bias (if provided) must match this. + Got scale size of ${y} and bias size of ${u}`);let C=[];for(let ae=0;ae1,L=r>2,le=ae=>{let Ke=br(e[0].dataType),Oe=[rt("x",e[0].dataType,e[0].dims,T),rt("scale",a.dataType,a.dims,T)];i&&Oe.push(rt("bias",i.dataType,i.dims,T)),Oe.push(Vt("output",e[0].dataType,d,T)),G&&Oe.push(Vt("mean_data_output",1,C)),L&&Oe.push(Vt("inv_std_output",1,C));let ht=[{name:"norm_count",type:"u32"},{name:"norm_size",type:"f32"},{name:"norm_size_vectorized",type:"u32"},{name:"epsilon",type:"f32"}];return` + ${ae.registerUniforms(ht).declareVariables(...Oe)} + ${ae.mainStart()} + ${ae.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.norm_count")} + let offset = global_idx * uniforms.norm_size_vectorized; + var mean_vector = ${Sr("f32",T)}; + var mean_square_vector = ${Sr("f32",T)}; + + for (var h: u32 = 0u; h < uniforms.norm_size_vectorized; h++) { + let value = ${Br(Ke,T,"x[h + offset]")}; + mean_vector += value; + mean_square_vector += value * value; + } + let mean = ${fn("mean_vector",T)} / uniforms.norm_size; + let inv_std_dev = inverseSqrt(${fn("mean_square_vector",T)} / uniforms.norm_size ${n?"":"- mean * mean"} + uniforms.epsilon); + + for (var j: u32 = 0; j < uniforms.norm_size_vectorized; j++) { + let f32input = ${Br(Ke,T,"x[j + offset]")}; + let f32scale = ${Br(Ke,T,"scale[j]")}; + output[j + offset] = ${Oe[0].type.value}((f32input ${n?"":"- mean"}) * inv_std_dev * f32scale + ${i?`+ ${Br(Ke,T,"bias[j]")}`:""} + ); + } + + ${G?"mean_data_output[global_idx] = mean":""}; + ${L?"inv_std_output[global_idx] = inv_std_dev":""}; + }`},H=[{dims:d,dataType:e[0].dataType}];return G&&H.push({dims:C,dataType:1}),L&&H.push({dims:C,dataType:1}),{name:"LayerNormalization",shaderCache:{hint:`${T};${r};${n}`,inputDependencies:I},getRunData:()=>({outputs:H,dispatchGroup:{x:Math.ceil(p/64)},programUniforms:j}),getShaderSource:le}},Hr=(e,t)=>{ar(e.inputs),e.compute(Mu(e.inputs,t,e.outputCount))}}),Jr,Qn,ed,xu,td=D(()=>{Kt(),Xt(),pr(),nr(),Jr=(e,t)=>{if(e.length<3||e.length>4)throw new Error("MatMulNBits requires 3 or 4 inputs");let r=e[0],n=r.dims.length;if(r.dims[n-1]!==t.k)throw new Error("The last dim of input shape does not match the k value");let s=Math.floor((t.k+t.blockSize-1)/t.blockSize),a=t.blockSize/8*t.bits,i=e[1];if(!je.areEqual(i.dims,[t.n,s,a]))throw new Error("The second inputs must be 3D tensor with shape N X nBlocksPerCol X blobSize");let d=e[2].dims;if(je.size(d)!==t.n*s)throw new Error("scales input size error.");if(e.length===4){let c=e[3].dims,p=t.bits>4?t.n*s:t.n*Math.floor((s+1)/2);if(je.size(c)!==p)throw new Error("zeroPoints input size error.")}},Qn=(e,t,r,n)=>{let s=e[0].dims,a=s.length,i=Math.floor((t.k+t.blockSize-1)/t.blockSize),d=s[a-2],c=t.k,p=t.n,g=s.slice(0,a-2),y=je.size(g),u=t.blockSize/8*t.bits/4,C=e[0].dataType,T=mr(d),I=mr(t.k),j=mr(u),G=Fn(C,d*i),L=Math.floor(n/G),le=i<=r[0]&&L>0,H=!le||L>=4?mr(p):L>=2&&mr(p)>=2?2:1,ae=g.concat([d,p]),Ke=je.size(ae)/H/T,Oe=le?[]:[{type:12,data:Ke},{type:12,data:t.blockSize}],ht=[y,d,c/I],It=je.convertShape(e[1].dims).slice();It.splice(-1,1,u/j),Oe.push(...Ct(ht)),Oe.push(...Ct(It)),Oe.push(...Ct(e[2].dims)),e.length===4&&Oe.push(...Ct(je.convertShape(e[3].dims)));let zt=[y,d,p/H];Oe.push(...Ct(zt));let dr=cr=>{let tr=ht.length,wr=rt("a",e[0].dataType,tr,I),Lr=rt("b",12,It.length,j),Mr=rt("scales",e[2].dataType,e[2].dims.length),zr=[wr,Lr,Mr],At=e.length===4?rt("zero_points",12,e[3].dims.length):void 0;At&&zr.push(At);let Jt=zt.length,Zt=Vt("output",e[0].dataType,Jt,H),Qe=[{name:"output_size",type:"u32"},{name:"block_size",type:"u32"}],Ft=br(e[0].dataType),rr=(()=>{switch(I){case 1:return`array<${Ft}, 8>`;case 2:return`mat4x2<${Ft}>`;case 4:return`mat2x4<${Ft}>`;default:throw new Error(`${I}-component is not supported.`)}})(),Rr=` + for (var word: u32 = 0; word < ${u}; word += ${j}) { + ${Lr.indicesSet("b_indices","2","word")}; + let b_data = ${Lr.getByIndices("b_indices")}; + for (var i: u32 = 0; i < ${j}; i++) { + let b_value: u32 = ${j===1?"b_data":"b_data[word + i]"}; + let b_mask: u32 = 0x0F0F0F0Fu; + let b_value_lower: vec4 = unpack4xU8(b_value & b_mask); + let b_value_upper: vec4 = unpack4xU8((b_value >> 4) & b_mask); + let b_quantized_values = ${rr}(${Array.from({length:4},(rn,Mn)=>`${Ft}(b_value_lower[${Mn}]), ${Ft}(b_value_upper[${Mn}])`).join(", ")}); + let b_dequantized_values = ${I===1?`${rr}(${Array.from({length:8},(rn,Mn)=>`(b_quantized_values[${Mn}] - zero_point) * scale`).join(", ")});`:`(b_quantized_values - ${rr}(${Array(8).fill("zero_point").join(",")})) * scale;`}; + // Number of B elements per 32-bit word is 32/bits = 32/4 = 8 + for (var m: u32 = 0; m < ${le?d:T}u; m++) { + ${wr.indicesSet("a_indices",tr-2,le?"m":`row * ${T} + m`)}; + ${wr.indicesSet("a_indices",tr-1,"word_offset")}; + var input_offset = ${wr.indicesToOffset("a_indices")}; + var a_data: ${rr}; + for (var j: u32 = 0; j < ${8/I}; j++) { + a_data[j] = ${wr.getByOffset("input_offset")}; + input_offset++; + } + ${le?"workgroup_shared[workgroup_shared_offset + m]":"output_values[m]"}${H>1?"[c]":""} += ${Array.from({length:8/I},(rn,Mn)=>`${I===1?`a_data[${Mn}] * b_dequantized_values[${Mn}]`:`dot(a_data[${Mn}], b_dequantized_values[${Mn}])`}`).join(" + ")}; + } + word_offset += ${8/I}; + } + }`,qr=At?` + zero_point_offset += 4; + if (zero_point_offset == 32) { + zero_point_offset = 0; + zero_point_index++; + zero_point_word = ${At.getByOffset("zero_point_index")}; + }`:"";return le?` + var workgroup_shared: array<${Zt.type.value}, ${d*i}>; + ${cr.declareVariables(...zr,Zt)} + ${cr.mainStart([i,1,1])} + var a_indices: ${wr.type.indices}; + var block = local_id.x; + var col = workgroup_id.y; + var batch = workgroup_id.z; + ${wr.indicesSet("a_indices","0","batch")}; + // Two zero points are packed into one byte when uniforms.bits is 4. + for (var c: u32 = 0; c < ${H}; c++) { + let col_times_components_plus_c = col * ${H} + c; + ${At?` + var zero_point_bytes_per_col: u32 = (${i} + 1) / 2; + var zero_point_byte_count: u32 = col_times_components_plus_c * zero_point_bytes_per_col + (block >> 0x1u); + var zero_point_word_index: u32 = zero_point_byte_count >> 0x2u; + var zero_point_byte_offset: u32 = zero_point_byte_count & 0x3u; + var zero_point_nibble_offset: u32 = block & 0x1u; + var zero_point_bits_offset: u32 = (zero_point_byte_offset << 3) + (zero_point_nibble_offset << 2); + var zero_point_word: u32 = ${At.getByOffset("zero_point_word_index")} >> zero_point_bits_offset;`:""} + var b_indices: ${Lr.type.indices}; + ${Lr.indicesSet("b_indices","0","col_times_components_plus_c")}; + // The scale and zero points are computed per block. + var scales_index = col_times_components_plus_c * ${i} + block; + let scale = ${Mr.getByOffset("scales_index")}; + // The default zero point is 8 for unsigned 4-bit quantization. + let zero_point = ${Ft}(${At?"(zero_point_word) & 0xFu":8}); + ${Lr.indicesSet("b_indices","1","block")}; + var word_offset: u32 = block * ${t.blockSize/I}; + var workgroup_shared_offset: u32 = block * ${d}; + ${Rr} + } + workgroupBarrier(); + var output_indices: ${Zt.type.indices}; + var elements_per_thread: u32 = ${Math.ceil(d/i)}; + ${Zt.indicesSet("output_indices","0","batch")}; + ${Zt.indicesSet("output_indices",Jt-1,"col")}; + ${Zt.indicesSet("output_indices",Jt-2,"local_id.x * elements_per_thread")}; + var output_offset = ${Zt.indicesToOffset("output_indices")}; + for (var m: u32 = 0u; m < elements_per_thread; m++) { + var row = m + local_id.x * elements_per_thread; + if (row < ${d}) { + var output_value: ${Zt.type.value} = ${Zt.type.value}(0); + var workgroup_shared_offset: u32 = row; + for (var b: u32 = 0u; b < ${i}u; b++) { + output_value += workgroup_shared[workgroup_shared_offset]; + workgroup_shared_offset += ${d}; + } + ${Zt.setByOffset("output_offset","output_value")}; + output_offset += ${p/H}; + } + } + }`:` + ${cr.registerUniforms(Qe).declareVariables(...zr,Zt)} + ${cr.mainStart()} + ${cr.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} + var output_values: array<${Zt.type.value}, ${T}>; + var output_indices = ${Zt.offsetToIndices("global_idx")}; + var col = ${Zt.indicesGet("output_indices",Jt-1)}; + var row = ${Zt.indicesGet("output_indices",Jt-2)}; + var a_indices: ${wr.type.indices} = output_indices; + // Two zero points are packed into one byte because uniforms.bits <= 4. + // zero_point_offset is either 0 or 4. It is bit offset within one byte. + // TODO support zero_point_offset for bits > 4 + ${At?` + var zero_point_abs_offset = col * ${H} * ((${i} + 1) / 2); + var zero_point_index: u32 = zero_point_abs_offset / 4; + var zero_point_word: u32 = ${At.getByOffset("zero_point_index")}; + var zero_point_offset: u32 = (zero_point_abs_offset % 4) * 8;`:""} + var scale_index = col * ${i*H}; + var b_indices: ${Lr.type.indices}; + for (var c: u32 = 0; c < ${H}; c++) { + ${Lr.indicesSet("b_indices","0",`col * ${H} + c`)}; + var block_offset: u32 = 0; + for (var block: u32 = 0; block < ${i}; block++) { + // The scale and zero points are computed per block. + let scale = ${Mr.getByOffset("scale_index")}; + // The default zero point is 8 for unsigned 4-bit quantization. + let zero_point = ${Ft}(${At?"extractBits(zero_point_word, zero_point_offset, 4)":8}); + ${Lr.indicesSet("b_indices","1","block")}; + var word_offset: u32 = block_offset; + ${Rr} + scale_index++; + ${qr} + block_offset += uniforms.block_size / ${I}; + } + // Drop the trailing 4 bits if the zero_poit_offset is not a byte boundary to align with the next byte. + ${At?`if (zero_point_offset % 8 > 0) { + ${qr} + }`:""} + } + for (var k: u32 = 0u; k < ${T}u; k++) { + ${Zt.indicesSet("output_indices",Jt-2,`${T} * row + k`)}; + ${Zt.setByIndices("output_indices","output_values[k]")} + } + }`};return{name:le?"BlockwiseMatMulNBits":"MatMulNBits",shaderCache:{hint:`${t.cacheKey};${d};${C};${e.length}`,inputDependencies:Array(e.length).fill("rank")},getRunData:()=>({outputs:[{dims:ae,dataType:C}],name:le?"BlockwiseMatMulNBits":"MatMulNBits",dispatchGroup:le?{x:1,y:Math.ceil(p/H),z:y}:{x:Math.ceil(Ke/64)},programUniforms:Oe}),getShaderSource:dr}},ed=(e,t)=>{Jr(e.inputs,t);let r=e.getMaxComputeWorkgroupSizes(),n=e.getMaxComputeWorkgroupStoragesize();e.compute(Qn(e.inputs,t,r,n))},xu=e=>Ut(e)}),m,w,k,X,Pe,De,it,$t,jt,or=D(()=>{Kt(),Xt(),nr(),m=e=>{if(!e||e.length<1)throw new Error("Too few inputs");if(e[0].dataType!==1&&e[0].dataType!==10)throw new Error("Input type must be float or float16.");if(e.length>=2){let t=e[0].dims.length*2===e[1].dims[0];if(e.length===4&&(t=e[3].dims[0]*2===e[1].dims[0]),!t)throw new Error("The pads should be a 1D tensor of shape [2 * input_rank] or [2 * num_axes].")}},w=(e,t,r)=>{let n="";for(let s=t-1;s>=0;--s)n+=` + k = i32(${e.indicesGet("indices",s)}) - ${Ot("uniforms.pads",s,r)}; + if (k < 0) { + break; + } + if (k >= i32(${Ot("uniforms.x_shape",s,t)})) { + break; + } + offset += k * i32(${Ot("uniforms.x_strides",s,t)}); + `;return` + value = ${e.type.value}(uniforms.constant_value); + for (var i = 0; i < 1; i++) { + var offset = 0; + var k = 0; + ${n} + value = x[offset]; + } + `},k=(e,t,r)=>{let n="";for(let s=t-1;s>=0;--s)n+=` + k = i32(${e.indicesGet("indices",s)}) - ${Ot("uniforms.pads",s,r)}; + if (k < 0) { + k = -k; + } + { + let _2n_1 = 2 * (i32(${Ot("uniforms.x_shape",s,t)}) - 1); + k = k % _2n_1; + if(k >= i32(${Ot("uniforms.x_shape",s,t)})) { + k = _2n_1 - k; + } + } + offset += k * i32(${Ot("uniforms.x_strides",s,t)}); + `;return` + var offset = 0; + var k = 0; + ${n} + value = x[offset]; + `},X=(e,t,r)=>{let n="";for(let s=t-1;s>=0;--s)n+=` + k = i32(${e.indicesGet("indices",s)}) - ${Ot("uniforms.pads",s,r)}; + if (k < 0) { + k = 0; + } + if (k >= i32(${Ot("uniforms.x_shape",s,t)})) { + k = i32(${Ot("uniforms.x_shape",s,t)}) - 1; + } + offset += k * i32(${Ot("uniforms.x_strides",s,t)}); + `;return` + var offset = 0; + var k = 0; + ${n} + value = x[offset]; + `},Pe=(e,t,r)=>{let n="";for(let s=t-1;s>=0;--s)n+=` + k = i32(${e.indicesGet("indices",s)}) - ${Ot("uniforms.pads",s,r)}; + if (k < 0) { + k += i32(${Ot("uniforms.x_shape",s,t)}]); + } + if (k >= i32(${Ot("uniforms.x_shape",s,t)})) { + k -= i32(${Ot("uniforms.x_shape",s,t)}); + } + offset += k * i32(${Ot("uniforms.x_strides",s,t)}); + `;return` + var offset = 0; + var k = 0; + ${n} + value = x[offset]; + `},De=(e,t,r)=>{switch(r.mode){case 0:return w(e,t,r.pads.length);case 1:return k(e,t,r.pads.length);case 2:return X(e,t,r.pads.length);case 3:return Pe(e,t,r.pads.length);default:throw new Error("Invalid mode")}},it=(e,t)=>{let r=je.padShape(e[0].dims.slice(),t.pads),n=e[0].dims,s=je.size(r),a=[{type:12,data:s},{type:6,data:t.pads}];t.mode===0&&a.push({type:e[0].dataType,data:t.value}),a.push(...Ct(e[0].dims,r));let i=["rank"],d=c=>{let p=Vt("output",e[0].dataType,r.length),g=rt("x",e[0].dataType,n.length),y=g.type.value,u=De(p,n.length,t),C=[{name:"output_size",type:"u32"},{name:"pads",type:"i32",length:t.pads.length}];return t.mode===0&&C.push({name:"constant_value",type:y}),` + ${c.registerUniforms(C).declareVariables(g,p)} + ${c.mainStart()} + ${c.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} + + let indices = ${p.offsetToIndices("global_idx")}; + + var value = ${y}(0); + ${u} + output[global_idx] = value; + }`};return{name:"Pad",shaderCache:{hint:`${t.mode}`,inputDependencies:i},getRunData:()=>({outputs:[{dims:r,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(je.size(r)/64)},programUniforms:a}),getShaderSource:d}},$t=(e,t)=>{if(e.length>1){let r=e[1].getBigInt64Array(),n=e.length>=3&&e[2].data?e[2].getFloat32Array()[0]:0,s=e[0].dims.length,a=new Int32Array(2*s).fill(0);if(e.length>=4){let d=e[3].getBigInt64Array();for(let c=0;ca[Number(c)]=Number(d));let i=[];return a.forEach(d=>i.push(d)),{mode:t.mode,value:n,pads:i}}else return t},jt=(e,t)=>{m(e.inputs);let r=$t(e.inputs,t);e.compute(it(e.inputs,r),{inputs:[0]})}}),sr,Cr,lr,fr,ur,hr,gr,Ar,an,ln,Bn,en,Gr,tn,si,ii,Ma,Sd,Sn,Ps=D(()=>{$(),Kt(),Xt(),nr(),sr=e=>{if(A.webgpu.validateInputContent&&(!e||e.length!==1))throw new Error("Pool ops requires 1 input.")},Cr=(e,t,r)=>{let n=t.format==="NHWC",s=e.dims.slice();n&&s.splice(1,0,s.pop());let a=Object.hasOwnProperty.call(t,"dilations"),i=t.kernelShape.slice(),d=t.strides.slice(),c=a?t.dilations.slice():[],p=t.pads.slice();gn.adjustPoolAttributes(r,s,i,d,c,p);let g=gn.computePoolOutputShape(r,s,d,c,i,p,t.autoPad),y=Object.assign({},t);a?Object.assign(y,{kernelShape:i,strides:d,pads:p,dilations:c,cacheKey:t.cacheKey}):Object.assign(y,{kernelShape:i,strides:d,pads:p,cacheKey:t.cacheKey});let u=g.slice();return u.push(u.splice(1,1)[0]),[y,n?u:g]},lr=(e,t)=>{let r=t.format==="NHWC",n=je.size(e),s=je.size(t.kernelShape),a=[{type:12,data:n},{type:12,data:s}],i=[{name:"outputSize",type:"u32"},{name:"kernelSize",type:"u32"}];if(t.kernelShape.length<=2){let d=t.kernelShape[t.kernelShape.length-1],c=t.strides[t.strides.length-1],p=t.pads[t.pads.length/2-1],g=t.pads[t.pads.length-1],y=!!(p+g);a.push({type:12,data:d},{type:12,data:c},{type:12,data:p},{type:12,data:g}),i.push({name:"kw",type:"u32"},{name:"sw",type:"u32"},{name:"pwStart",type:"u32"},{name:"pwEnd",type:"u32"});let u=!1;if(t.kernelShape.length===2){let C=t.kernelShape[t.kernelShape.length-2],T=t.strides[t.strides.length-2],I=t.pads[t.pads.length/2-2],j=t.pads[t.pads.length-2];u=!!(I+j),a.push({type:12,data:C},{type:12,data:T},{type:12,data:I},{type:12,data:j}),i.push({name:"kh",type:"u32"},{name:"sh",type:"u32"},{name:"phStart",type:"u32"},{name:"phEnd",type:"u32"})}return[a,i,!0,y,u]}else{if(r)throw new Error("Pooling with kernelShape.length > 2 is not supported for NHWC format.");let d=je.computeStrides(t.kernelShape);a.push({type:12,data:d},{type:12,data:t.pads},{type:12,data:t.strides}),i.push({name:"kernelStrides",type:"u32",length:d.length},{name:"pads",type:"u32",length:t.pads.length},{name:"strides",type:"u32",length:t.strides.length});let c=t.pads.reduce((p,g)=>p+g);return[a,i,!!c,!1,!1]}},fr=(e,t,r,n,s,a,i,d,c,p,g,y)=>{let u=s.format==="NHWC",C=t.type.value,T=Vt("output",t.type.tensor,n);if(s.kernelShape.length<=2){let I="",j="",G="",L=r-(u?2:1);if(g?I=` + for (var i: u32 = 0u; i < uniforms.kw; i++) { + xIndices[${L}] = indices[${L}] * uniforms.sw - uniforms.pwStart + i; + if (xIndices[${L}] < 0 || xIndices[${L}] + >= uniforms.x_shape[${L}]) { + pad++; + continue; + } + let x_val = x[${t.indicesToOffset("xIndices")}]; + ${a} + }`:I=` + for (var i: u32 = 0u; i < uniforms.kw; i++) { + xIndices[${L}] = indices[${L}] * uniforms.sw - uniforms.pwStart + i; + let x_val = x[${t.indicesToOffset("xIndices")}]; + ${a} + }`,s.kernelShape.length===2){let le=r-(u?3:2);y?j=` + for (var j: u32 = 0u; j < uniforms.kh; j++) { + xIndices[${le}] = indices[${le}] * uniforms.sh - uniforms.phStart + j; + if (xIndices[${le}] < 0 || xIndices[${le}] >= uniforms.x_shape[${le}]) { + pad += i32(uniforms.kw); + continue; + } + `:j=` + for (var j: u32 = 0u; j < uniforms.kh; j++) { + xIndices[${le}] = indices[${le}] * uniforms.sh - uniforms.phStart + j; + `,G=` + } + `}return` + ${e.registerUniforms(c).declareVariables(t,T)} + + ${e.mainStart()} + ${e.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} + + let indices = ${T.offsetToIndices("global_idx")}; + var xIndices = ${T.offsetToIndices("global_idx")}; + + var value = ${C}(${d}); + var pad = 0; + ${j} + ${I} + ${G} + ${i} + + output[global_idx] = value; + }`}else{if(u)throw new Error("Pooling with kernelShape.length > 2 is not supported for NHWC format.");let I=s.kernelShape.length,j=s.pads.length,G="";return p?G=` + if (xIndices[j] >= uniforms.x_shape[j]) { + pad++; + isPad = true; + break; + } + } + if (!isPad) { + let x_val = x[${t.indicesToOffset("xIndices")}]; + ${a} + }`:G=` + } + let x_val = x[${t.indicesToOffset("xIndices")}]; + ${a} + `,` + ${e.registerUniforms(c).declareVariables(t,T)} + + ${e.mainStart()} + ${e.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} + let indices = ${T.offsetToIndices("global_idx")}; + var xIndices = ${T.offsetToIndices("global_idx")}; + + var offsets: array; + + var value = ${C}(${d}); + var pad = 0; + var isPad = false; + + for (var i: u32 = 0u; i < uniforms.kernelSize; i++) { + var offset = i; + for (var j = 0u; j < ${I-1}u; j++) { + offsets[j] = offset / ${Ot("uniforms.kernelStrides","j",I)}; + offset -= offsets[j] * ${Ot("uniforms.kernelStrides","j",I)}; + } + offsets[${I-1}] = offset; + + isPad = false; + for (var j = ${r-I}u; j < ${r}u; j++) { + xIndices[j] = indices[j] * ${Ot("uniforms.strides",`j - ${r-I}u`,I)} + + offsets[j - ${r-I}u] - ${Ot("uniforms.pads","j - 2u",j)}; + ${G} + } + ${i} + + output[global_idx] = value; + }`}},ur=e=>`${e.format};${e.ceilMode};${e.autoPad};${e.kernelShape.length}`,hr=e=>`${ur(e)};${e.countIncludePad}`,gr=e=>`${ur(e)};${e.storageOrder};${e.dilations}`,Ar=e=>({format:e.format,autoPad:["NOTSET","VALID","SAME_UPPER","SAME_LOWER"][e.auto_pad],ceilMode:e.ceil_mode,kernelShape:e.kernel_shape,strides:e.strides,pads:e.pads}),an=(e,t,r,n)=>{let[s,a]=Cr(t,n,r),i=rt("x",t.dataType,t.dims.length),d=i.type.value,c="value += x_val;",p="";s.countIncludePad?p+=`value /= ${d}(uniforms.kernelSize);`:p+=`value /= ${d}(i32(uniforms.kernelSize) - pad);`;let[g,y,u,C,T]=lr(a,s);g.push(...Ct(t.dims,a));let I=["rank"];return{name:e,shaderCache:{hint:`${n.cacheKey};${u};${C};${T}`,inputDependencies:I},getRunData:()=>({outputs:[{dims:a,dataType:t.dataType}],dispatchGroup:{x:Math.ceil(je.size(a)/64)},programUniforms:g}),getShaderSource:j=>fr(j,i,t.dims.length,a.length,s,c,p,0,y,u,C,T)}},ln=e=>{let t=e.count_include_pad!==0,r=Ar(e);if(r.ceilMode!==0)throw new Error("using ceil() in shape computation is not yet supported for AveragePool");let n={countIncludePad:t,...r,cacheKey:""};return{...n,cacheKey:hr(n)}},Bn=(e,t)=>{sr(e.inputs),e.compute(an("AveragePool",e.inputs[0],!1,t))},en={autoPad:"",ceilMode:0,countIncludePad:!1,kernelShape:[],strides:[],pads:[],storageOrder:0,dilations:[]},Gr=e=>{let t=e.format;return{format:t,...en,cacheKey:t}},tn=(e,t)=>{sr(e.inputs),e.compute(an("GlobalAveragePool",e.inputs[0],!0,t))},si=(e,t,r,n)=>{let[s,a]=Cr(t,n,r),i=` + value = max(x_val, value); + `,d="",c=rt("x",t.dataType,t.dims.length),p=["rank"],[g,y,u,C,T]=lr(a,s);return g.push(...Ct(t.dims,a)),{name:e,shaderCache:{hint:`${n.cacheKey};${u};${C};${T}`,inputDependencies:p},getRunData:()=>({outputs:[{dims:a,dataType:t.dataType}],dispatchGroup:{x:Math.ceil(je.size(a)/64)},programUniforms:g}),getShaderSource:I=>fr(I,c,t.dims.length,a.length,s,i,d,t.dataType===10?-65504:-1e5,y,u,C,T)}},ii=(e,t)=>{sr(e.inputs),e.compute(si("MaxPool",e.inputs[0],!1,t))},Ma=e=>{let t=e.storage_order,r=e.dilations,n=Ar(e);if(t!==0)throw new Error("column major storage order is not yet supported for MaxPool");if(n.ceilMode!==0)throw new Error("using ceil() in shape computation is not yet supported for MaxPool");let s={storageOrder:t,dilations:r,...n,cacheKey:""};return{...s,cacheKey:gr(s)}},Sd=e=>{let t=e.format;return{format:t,...en,cacheKey:t}},Sn=(e,t)=>{sr(e.inputs),e.compute(si("GlobalMaxPool",e.inputs[0],!0,t))}}),rd,nd,sd,Tu,tf=D(()=>{Kt(),Xt(),pr(),nr(),rd=(e,t)=>{if(e.length<2||e.length>3)throw new Error("DequantizeLinear requires 2 or 3 inputs.");if(e.length===3&&e[1].dims===e[2].dims)throw new Error("x-scale and x-zero-point must have the same shape.");if(e.length===3&&e[0].dataType!==e[2].dataType)throw new Error("x and x-zero-point must have the same data type.");if(e[0].dataType===6&&e.length>2)throw new Error("In the case of dequantizing int32 there is no zero point.");if(e[1].dims.length!==0&&e[1].dims.length!==1&&e[1].dims.length!==e[0].dims.length)throw new Error("scale input must be a scalar, a 1D tensor, or have the same rank as the input tensor.");if(e.length>2){if(e[0].dataType!==e[2].dataType)throw new Error("x and x-zero-point must have the same data type.");if(e[1].dims.length!==e[2].dims.length)throw new Error("scale and zero-point inputs must have the same rank.");if(!e[1].dims.map((r,n)=>r===e[2].dims[n]).reduce((r,n)=>r&&n,!0))throw new Error("scale and zero-point inputs must have the same shape.")}if(t.blockSize>0){if(e[1].dims.length===0||e[1].dims.length===1&&e[1].dims[0]===1)throw new Error("blockSize must be set only for block quantization.");if(!e[1].dims.map((s,a)=>a===t.axis||s===e[0].dims[a]).reduce((s,a)=>s&&a,!0))throw new Error("For block qunatization, scale input shape to match the input shape except for the axis");if(e[1].dims.length!==e[0].dims.length)throw new Error("For block qunatization the scale input rank must be the same as the x rank.");let r=e[0].dims[t.axis],n=e[1].dims[t.axis];if(t.blockSizeMath.ceil(r/(n-1)-1))throw new Error("blockSize must be with in the range [ceil(dI / Si), ceil(dI / (Si - 1) - 1)].")}},nd=(e,t)=>{let r=je.normalizeAxis(t.axis,e[0].dims.length),n=e[0].dataType,s=n===3,a=e[0].dims,i=e[1].dataType,d=je.size(a),c=n===3||n===2,p=c?[Math.ceil(je.size(e[0].dims)/4)]:e[0].dims,g=e[1].dims,y=e.length>2?e[2]:void 0,u=y?c?[Math.ceil(je.size(y.dims)/4)]:y.dims:void 0,C=g.length===0||g.length===1&&g[0]===1,T=C===!1&&g.length===1,I=mr(d),j=C&&(!c||I===4),G=j?I:1,L=j&&!c?I:1,le=rt("input",c?12:n,p.length,L),H=rt("scale",i,g.length),ae=y?rt("zero_point",c?12:n,u.length):void 0,Ke=Vt("output",i,a.length,G),Oe=[le,H];ae&&Oe.push(ae);let ht=[p,g];y&&ht.push(u);let It=[{type:12,data:d/G},{type:12,data:r},{type:12,data:t.blockSize},...Ct(...ht,a)],zt=dr=>{let cr=[{name:"output_size",type:"u32"},{name:"axis",type:"u32"},{name:"block_size",type:"u32"}];return` + ${dr.registerUniforms(cr).declareVariables(...Oe,Ke)} + ${dr.mainStart()} + ${dr.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} + let output_indices = ${Ke.offsetToIndices("global_idx")}; + + // Set input x + ${c?` + let input = ${le.getByOffset("global_idx / 4")}; + let x_vec = ${s?"unpack4xI8(input)":"unpack4xU8(input)"}; + let x_value = ${G===1?"x_vec[global_idx % 4]":"x_vec"};`:`let x_value = ${le.getByOffset("global_idx")};`}; + + // Set scale input + ${C?`let scale_value= ${H.getByOffset("0")}`:T?` + let scale_index = ${Ke.indicesGet("output_indices","uniforms.axis")}; + let scale_value= ${H.getByOffset("scale_index")};`:` + var scale_indices: ${H.type.indices} = output_indices; + let index = ${H.indicesGet("scale_indices","uniforms.axis")} / uniforms.block_size; + ${H.indicesSet("scale_indices","uniforms.axis","index")}; + let scale_value= ${H.getByIndices("scale_indices")};`}; + + // Set zero-point input + ${ae?C?c?` + let zero_point_input = ${ae.getByOffset("0")}; + let zero_point_vec = ${s?"unpack4xI8(zero_point_input)":"unpack4xU8(zero_point_input)"}; + let zero_point_value= zero_point_vec[0]`:`let zero_point_value = ${ae.getByOffset("0")}`:T?c?` + let zero_point_index = ${Ke.indicesGet("output_indices","uniforms.axis")}; + let zero_point_input = ${ae.getByOffset("zero_point_index / 4")}; + let zero_point_vec = ${s?"unpack4xI8(zero_point_input)":"unpack4xU8(zero_point_input)"}; + let zero_point_value = zero_point_vec[zero_point_index % 4]`:` + let zero_point_index = ${Ke.indicesGet("output_indices","uniforms.axis")}; + let zero_point_value = ${ae.getByOffset("zero_point_index")};`:c?` + let zero_point_offset = ${H.indicesToOffset("scale_indices")}; + let zero_point_input = ${ae.getByOffset("zero_point_offset / 4")}; + let zero_point_vec = ${s?"unpack4xI8(zero_point_input)":"unpack4xU8(zero_point_input)"}; + let zero_point_value = zero_point_vec[zero_point_offset % 4];`:`let zero_point_value = ${ae.getByIndices("scale_indices")};`:`let zero_point_value = ${c?s?"i32":"u32":le.type.value}(0);`}; + // Compute and write output + ${Ke.setByOffset("global_idx",`${Ke.type.value}(x_value - zero_point_value) * scale_value`)}; + }`};return{name:"DequantizeLinear",shaderCache:{hint:t.cacheKey,inputDependencies:ae?["rank","rank","rank"]:["rank","rank"]},getShaderSource:zt,getRunData:()=>({outputs:[{dims:a,dataType:i}],dispatchGroup:{x:Math.ceil(d/G/64),y:1,z:1},programUniforms:It})}},sd=(e,t)=>{rd(e.inputs,t),e.compute(nd(e.inputs,t))},Tu=e=>Ut({axis:e.axis,blockSize:e.blockSize})}),dc,cc,pc,rf=D(()=>{$(),Kt(),nr(),dc=(e,t,r)=>{let n=e===t,s=et&&r>0;if(n||s||a)throw new Error("Range these inputs' contents are invalid.")},cc=(e,t,r,n)=>{let s=Math.abs(Math.ceil((t-e)/r)),a=[s],i=s,d=[{type:12,data:i},{type:n,data:e},{type:n,data:r},...Ct(a)],c=p=>{let g=Vt("output",n,a.length),y=g.type.value,u=[{name:"outputSize",type:"u32"},{name:"start",type:y},{name:"delta",type:y}];return` + ${p.registerUniforms(u).declareVariables(g)} + ${p.mainStart()} + ${p.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} + output[global_idx] = uniforms.start + ${y}(global_idx) * uniforms.delta; + }`};return{name:"Range",shaderCache:{hint:`${n}`},getShaderSource:c,getRunData:()=>({outputs:[{dims:a,dataType:n}],dispatchGroup:{x:Math.ceil(i/64)},programUniforms:d})}},pc=e=>{let t=0,r=0,n=0;e.inputs[0].dataType===6?(t=e.inputs[0].getInt32Array()[0],r=e.inputs[1].getInt32Array()[0],n=e.inputs[2].getInt32Array()[0]):e.inputs[0].dataType===1&&(t=e.inputs[0].getFloat32Array()[0],r=e.inputs[1].getFloat32Array()[0],n=e.inputs[2].getFloat32Array()[0]),A.webgpu.validateInputContent&&dc(t,r,n),e.compute(cc(t,r,n,e.inputs[0].dataType),{inputs:[]})}}),hc,fc,mc,_c,gc,wc,yc,bc,vc,Mc,xc,Pd,Tc,$c,Cc,kc,Ec,Sc,Pc,nf=D(()=>{Kt(),Xt(),pr(),nr(),hc=(e,t)=>{if(e.every(r=>r>0||(()=>{throw new Error("Resize requires scales input values to be positive")})),e.length>0){if(t.mode==="linear"){if(!(e.length===2||e.length===3||e.length===4&&e[0]===1&&e[1]===1||e.length===4&&e[0]===1&&e[3]===1||e.length===5&&e[0]===1&&e[1]===1))throw new Error(`For linear mode, Resize requires scales to be 2D, 3D, 4D with either two outermost or one innermost and + one outermost scale values equal to 1, or 5D with two outermost scale values equal to 1`)}else if(t.mode==="cubic"&&!(e.length===2||e.length===4&&e[0]===1&&e[1]===1||e.length===4&&e[0]===1&&e[3]===1))throw new Error("Resize requires scales input size to be 2 or 4 for cubic mode")}},fc=(e,t,r)=>{t.every(s=>s>=0&&s{throw new Error("Resize requires axes input values to be positive and less than rank")}));let n=new Array(r).fill(1);return t.forEach((s,a)=>n[s]=e[a]),n},mc=(e,t,r,n,s,a)=>{let[i,d,c]=r>10?[1,2,3]:[-1,e.length>1?1:-1,-1],p=e[0].dims.length;if(i>0&&e.length>i&&e[i].dims.length>0)e[i].getFloat32Array().forEach(g=>a.push(g));else if(t.coordinateTransformMode==="tf_crop_and_resize")throw new Error("Resize requires RoI input to be specified when coordinateTransformMode is tfCropAndResize");if(d>0&&e.length>d&&e[d].dims.length>0){if(e[d].getFloat32Array().forEach(g=>n.push(g)),n.length!==0&&n.length!==p&&r>=18&&n.length!==t.axes.length)throw new Error("Resize requires scales input size to be same as input rank or axes size for opset 18 and up");hc(n,t),t.axes.length>0&&fc(n,t.axes,p).forEach((g,y)=>n[y]=g)}if(c>0&&e.length>c&&(e[c].getBigInt64Array().forEach(g=>s.push(Number(g))),s.length!==p||r>=18&&s.length===t.axes.length))throw new Error("Resize requires sizes input size to be same as input rank or axes size for opset 18 and up");if(t.axes.length>0){if(n.length!==t.axes.length)throw new Error('Resize requires "scales" input size to be of axes rank when axes attributes is specified');if(s.length!==t.axes.length)throw new Error('Resize requires "sizes" input size to be of rank axes rank when axes attributes is specified')}if(typeof n<"u"&&typeof s<"u"&&n.length>0&&s.length>p)throw new Error("Resize requires only of scales or sizes to be specified")},_c=(e,t)=>`fn getOriginalCoordinateFromResizedCoordinate(xResized: u32, xScale: f32, lengthResized: u32, + lengthOriginal: u32, roiStart: f32, roiEnd: f32) -> ${t} { `+(()=>{switch(e){case"asymmetric":return`return ${t}(xResized) / ${t}(xScale);`;case"pytorch_half_pixel":return`if (lengthResized > 1) { + return (${t}(xResized) + 0.5) / ${t}(xScale) - 0.5; + } else { + return 0.0; + }`;case"tf_half_pixel_for_nn":return`return (${t}(xResized) + 0.5) / ${t}(xScale);`;case"align_corners":return`if (lengthResized == 1) { + return 0.0; + } else { + // The whole part and the fractional part are calculated separately due to inaccuracy of floating + // point division. As an example, f32(21) / f32(7) may evaluate to 2.99... instead of 3, causing an + // offset-by-one error later in floor(). + let whole = ${t}(xResized * (lengthOriginal - 1) / (lengthResized - 1)); + let fract = + ${t}(xResized * (lengthOriginal - 1) % (lengthResized - 1)) / ${t}(lengthResized - 1); + return whole + fract; + }`;case"tf_crop_and_resize":return`if (lengthResized > 1) { + return ${t}(roiStart) * ${t}(lengthOriginal - 1) + + (${t}(xResized) * ${t}(roiEnd - roiStart) * ${t}(lengthOriginal - 1)) / + ${t}(lengthResized - 1); + } else { + return 0.5 * ${t}(roiStart + roiEnd) * ${t}(lengthOriginal - 1); + }`;case"half_pixel_symmetric":return`const outputWidth = ${t}xScale * ${t}(lengthResized); + const adjustment = ${t}(lengthResized) / outputWidth; + const center = ${t}(lengthOriginal) / 2; + const offset = center * (1 - adjustment); + return offset + ((${t}(xResized) + 0.5) / ${t}(xScale)) - 0.5;`;case"half_pixel":return`return ((${t}(xResized) + 0.5) / ${t}(xScale)) - 0.5;`;default:throw new Error(`Coordinate transform mode ${e} is not supported`)}})()+"}",gc=(e,t,r)=>`fn getNearestPixelFromOriginal(xOriginal: ${r}, isDownSample: bool) -> ${r} {`+(()=>{switch(e){case"round_prefer_ceil":return"if (fract(xOriginal) == 0.5) { return ceil(xOriginal); } else { return round(xOriginal); }";case"floor":return"return floor(xOriginal);";case"ceil":return"return ceil(xOriginal);";case"round_prefer_floor":return"if (fract(xOriginal) == 0.5) { return floor(xOriginal); } else { return round(xOriginal); }";case"simple":default:if(t<11)return"if (isDownSample) { return ceil(xOriginal); } else { return xOriginal; }";throw new Error(`Nearest mode ${e} is not supported`)}})()+"}",wc=(e,t,r)=>{let n=new Array(r).fill(0).concat(new Array(r).fill(1)),s=e.length===0?n:e.slice();return t.length>0?(t.forEach((a,i)=>{n[a]=s[i],n[i+r]=s[t.length+i]}),n):s},yc=(e,t,r,n)=>{let s=[];if(r.length>0)if(n.length>0){if(e.forEach(a=>s.push(a)),Math.max(...n)>e.length)throw new Error("axes is out of bound");n.forEach((a,i)=>s[a]=r[i])}else r.forEach(a=>s.push(a));else{if(t.length===0)throw new Error("Resize requires either scales or sizes.");s=e.map((a,i)=>Math.round(a*t[i]))}return s},bc=(e,t,r)=>{let n=(()=>{switch(r.keepAspectRatioPolicy){case"not_larger":return r.axes.length>0?Math.min(...r.axes.map(a=>t[a]),Number.MAX_VALUE):Math.min(...t,Number.MAX_VALUE);case"not_smaller":return r.axes.length>0?Math.max(...r.axes.map(a=>t[a]),Number.MIN_VALUE):Math.max(...t,Number.MIN_VALUE);default:throw new Error(`Keep aspect ratio policy ${r.keepAspectRatioPolicy} is not supported`)}})();t.fill(1,0,t.length);let s=e.slice();return r.axes.length>0?(r.axes.forEach(a=>t[a]=n),r.axes.forEach(a=>s[a]=Math.round(e[a]*t[a]))):(t.fill(n,0,t.length),s.forEach((a,i)=>s[i]=Math.round(a*t[i]))),s},vc=(e,t,r,n,s)=>` + fn calculateOriginalIndicesFromOutputIndices(output_indices: ${e.type.indices}) -> array<${e.type.value}, ${r.length}> { + var original_indices: array<${e.type.value}, ${r.length}>; + for (var i:u32 = 0; i < ${r.length}; i++) { + var output_index = ${e.indicesGet("output_indices","i")}; + var scale = ${Ot("uniforms.scales","i",n)}; + var roi_low = ${Ot("uniforms.roi","i",s)}; + var roi_hi = ${Ot("uniforms.roi",`i + ${t.length}`,s)}; + if (scale == 1.0) { + original_indices[i] = ${e.type.value}(output_index); + } else { + var input_shape_i = ${Ot("uniforms.input_shape","i",t.length)}; + var output_shape_i = ${Ot("uniforms.output_shape","i",r.length)}; + original_indices[i] = getOriginalCoordinateFromResizedCoordinate(output_index, scale, output_shape_i, + input_shape_i, roi_low, roi_hi); + } + } + return original_indices; + }`,Mc=(e,t,r,n,s,a,i)=>` + fn calculateInputIndicesFromOutputIndices(output_indices: ${t.type.indices}) -> ${e.type.indices} { + var input_indices: ${e.type.indices}; + for (var i:u32 = 0; i < ${n.length}; i++) { + var output_index = ${t.indicesGet("output_indices","i")}; + var input_index: u32; + var scale = ${Ot("uniforms.scales","i",s)}; + if (scale == 1.0) { + input_index = output_index; + } else { + var roi_low = ${Ot("uniforms.roi","i",a)}; + var roi_hi = ${Ot("uniforms.roi",`i + ${r.length}`,a)}; + var input_shape_i = ${Ot("uniforms.input_shape","i",r.length)}; + var output_shape_i = ${Ot("uniforms.output_shape","i",n.length)}; + var original_idx = getOriginalCoordinateFromResizedCoordinate(output_index, scale, output_shape_i, + input_shape_i, roi_low, roi_hi); + if (!${i} || (original_idx >= 0 && original_idx < ${t.type.value}(input_shape_i))) { + if (original_idx < 0) { + input_index = 0; + } else if (original_idx > ${t.type.value}(input_shape_i - 1)) { + input_index = input_shape_i - 1; + } else { + input_index = u32(getNearestPixelFromOriginal(original_idx, scale < 1)); + } + } else { + input_index = u32(original_idx); + } + } + ${e.indicesSet("input_indices","i"," input_index")} + } + return input_indices; + }`,xc=(e,t)=>` + fn checkInputIndices(input_indices: ${e.type.indices}) -> bool { + for (var i:u32 = 0; i < ${t.length}; i++) { + var input_index = ${e.indicesGet("input_indices","i")}; + if (input_index < 0 || input_index >= ${Ot("uniforms.input_shape","i",t.length)}) { + return false; + } + } + return true; + }`,Pd=(e,t,r,n)=>e.rank>n?` + ${e.indicesSet("input_indices",t,"channel")}; + ${e.indicesSet("input_indices",r,"batch")}; +`:"",Tc=(e,t,r,n,s)=>{let[a,i,d,c]=r.length===2?[-1,0,1,-1]:[0,2,3,1],p=e.type.value;return` + fn getInputValue(batch: u32, channel: u32, row: u32, col: u32) -> ${p} { + var input_indices: ${e.type.indices}; + ${e.indicesSet("input_indices",i,`max(0, min(row, ${r[i]} - 1))`)}; + ${e.indicesSet("input_indices",d,`max(0, min(col, ${r[d]} - 1))`)}; + ${Pd(e,c,a,2)} + return ${e.getByIndices("input_indices")}; + } + + fn bilinearInterpolation(output_indices: ${t.type.indices}) -> ${p} { + var originalIndices = calculateOriginalIndicesFromOutputIndices(output_indices); + var row:${p} = originalIndices[${i}]; + var col:${p} = originalIndices[${d}]; + ${n?`if (row < 0 || row > (${r[i]} - 1) || col < 0 || col > (${r[d]} - 1)) { + return ${s}; + }`:""}; + row = max(0, min(row, ${r[i]} - 1)); + col = max(0, min(col, ${r[d]} - 1)); + var row1: u32 = u32(row); + var col1: u32 = u32(col); + var row2: u32 = u32(row + 1); + var col2: u32 = u32(col + 1); + var channel: u32 = ${r.length>2?`u32(originalIndices[${c}])`:"0"}; + var batch: u32 = ${r.length>2?`u32(originalIndices[${a}])`:"0"}; + var x11: ${p} = getInputValue(batch, channel, row1, col1); + var x12: ${p} = getInputValue(batch, channel, row1, col2); + var x21: ${p} = getInputValue(batch, channel, row2, col1); + var x22: ${p} = getInputValue(batch, channel, row2, col2); + var dx1: ${p} = abs(row - ${p}(row1)); + var dx2: ${p} = abs(${p}(row2) - row); + var dy1: ${p} = abs(col - ${p}(col1)); + var dy2: ${p} = abs(${p}(col2) - col); + if (row1 == row2) { + dx1 = 0.5; + dx2 = 0.5; + } + if (col1 == col2) { + dy1 = 0.5; + dy2 = 0.5; + } + return (x11 * dx2 * dy2 + x12 * dx2 * dy1 + x21 * dx1 * dy2 + x22 * dx1 * dy1); + }`},$c=(e,t,r,n,s,a,i,d,c,p)=>{let g=r.length===2,[y,u]=g?[0,1]:[2,3],C=e.type.value,T=I=>{let j=I===y?"row":"col";return` + fn ${j}CubicInterpolation(input_indices: ${e.type.indices}, output_indices: ${t.type.indices}) -> ${C} { + var output_index = ${t.indicesGet("output_indices",I)}; + var originalIdx: ${C} = getOriginalCoordinateFromResizedCoordinate(output_index, ${s[I]}, + ${n[I]}, ${r[I]}, ${a[I]}, ${a[I]} + ${r.length}); + var fractOriginalIdx: ${C} = originalIdx - floor(originalIdx); + var coefs = getCubicInterpolationCoefs(fractOriginalIdx); + + if (${d} && (originalIdx < 0 || originalIdx > (${r[I]} - 1))) { + return ${c}; + } + var data: array<${C}, 4> = array<${C}, 4>(0.0, 0.0, 0.0, 0.0); + for (var i: i32 = -1; i < 3; i++) { + var ${j}: ${C} = originalIdx + ${C}(i); + if (${j} < 0 || ${j} >= ${r[I]}) { + ${p?`coefs[i + 1] = 0.0; + continue;`:d?`return ${c};`:`${j} = max(0, min(${j}, ${r[I]} - 1));`}; + } + var input_indices_copy: ${e.type.indices} = input_indices; + ${e.indicesSet("input_indices_copy",I,`u32(${j})`)}; + data[i + 1] = ${I===y?e.getByIndices("input_indices_copy"):"rowCubicInterpolation(input_indices_copy, output_indices)"}; + } + return cubicInterpolation1D(data, coefs); + }`};return` + ${T(y)}; + ${T(u)}; + fn getCubicInterpolationCoefs(s: ${C}) -> array<${C}, 4> { + var absS = abs(s); + var coeffs: array<${C}, 4> = array<${C}, 4>(0.0, 0.0, 0.0, 0.0); + var oneMinusAbsS: ${C} = 1.0 - absS; + var twoMinusAbsS: ${C} = 2.0 - absS; + var onePlusAbsS: ${C} = 1.0 + absS; + coeffs[0] = ((${i} * onePlusAbsS - 5 * ${i}) * onePlusAbsS + 8 * ${i}) * onePlusAbsS - 4 * ${i}; + coeffs[1] = ((${i} + 2) * absS - (${i} + 3)) * absS * absS + 1; + coeffs[2] = ((${i} + 2) * oneMinusAbsS - (${i} + 3)) * oneMinusAbsS * oneMinusAbsS + 1; + coeffs[3] = ((${i} * twoMinusAbsS - 5 * ${i}) * twoMinusAbsS + 8 * ${i}) * twoMinusAbsS - 4 * ${i}; + return coeffs; + } + + fn cubicInterpolation1D(x: array<${C}, 4>, coefs: array<${C}, 4>) -> ${C} { + var coefsSum: ${C} = coefs[0] + coefs[1] + coefs[2] + coefs[3]; + return (x[0] * coefs[0] + x[1] * coefs[1]+ x[2] * coefs[2]+ x[3] * coefs[3]) / coefsSum; + } + + fn bicubicInterpolation(output_indices: ${t.type.indices}) -> ${C} { + var input_indices: ${e.type.indices} = output_indices; + return colCubicInterpolation(input_indices, output_indices); + } + `},Cc=(e,t,r,n,s)=>{let[a,i,d,c,p]=r.length===3?[-1,0,1,2,-1]:[0,2,3,4,1],g=e.type.value;return` + fn getInputValue(batch: u32, channel: u32, depth:u32, height: u32, width: u32) -> ${g} { + var input_indices: ${e.type.indices}; + ${e.indicesSet("input_indices",i,`max(0, min(depth, ${r[i]} - 1))`)}; + ${e.indicesSet("input_indices",d,`max(0, min(height, ${r[d]} - 1))`)}; + ${e.indicesSet("input_indices",c,`max(0, min(width, ${r[c]} - 1))`)}; + ${Pd(e,p,a,3)} + return ${e.getByIndices("input_indices")}; + } + + fn trilinearInterpolation(output_indices: ${t.type.indices}) -> ${g} { + var originalIndices = calculateOriginalIndicesFromOutputIndices(output_indices); + var depth:${g} = originalIndices[${i}]; + var height:${g} = originalIndices[${d}]; + var width:${g} = originalIndices[${c}]; + ${n?`if (depth < 0 || depth > (${r[i]} - 1) || height < 0 || height > (${r[d]} - 1) || width < 0 || (width > ${r[c]} - 1)) { + return ${s}; + }`:""}; + + depth = max(0, min(depth, ${r[i]} - 1)); + height = max(0, min(height, ${r[d]} - 1)); + width = max(0, min(width, ${r[c]} - 1)); + var depth1: u32 = u32(depth); + var height1: u32 = u32(height); + var width1: u32 = u32(width); + var depth2: u32 = u32(depth + 1); + var height2: u32 = u32(height + 1); + var width2: u32 = u32(width + 1); + var channel: u32 = ${r.length>3?`u32(originalIndices[${p}])`:"0"}; + var batch: u32 = ${r.length>3?`u32(originalIndices[${a}])`:"0"}; + + var x111: ${g} = getInputValue(batch, channel, depth1, height1, width1); + var x112: ${g} = getInputValue(batch, channel, depth1, height1, width2); + var x121: ${g} = getInputValue(batch, channel, depth1, height2, width1); + var x122: ${g} = getInputValue(batch, channel, depth1, height2, width2); + var x211: ${g} = getInputValue(batch, channel, depth2, height1, width1); + var x212: ${g} = getInputValue(batch, channel, depth2, height1, width2); + var x221: ${g} = getInputValue(batch, channel, depth2, height2, width1); + var x222: ${g} = getInputValue(batch, channel, depth2, height2, width2); + var dx1: ${g} = abs(depth - ${g}(depth1)); + var dx2: ${g} = abs(${g}(depth2) - depth); + var dy1: ${g} = abs(height - ${g}(height1)); + var dy2: ${g} = abs(${g}(height2) - height); + var dz1: ${g} = abs(width - ${g}(width1)); + var dz2: ${g} = abs(${g}(width2) - width); + if (depth1 == depth2) { + dx1 = 0.5; + dx2 = 0.5; + } + if (height1 == height2) { + dy1 = 0.5; + dy2 = 0.5; + } + if (width1 == width2) { + dz1 = 0.5; + dz2 = 0.5; + } + return (x111 * dx2 * dy2 * dz2 + x112 * dx2 * dy2 * dz1 + x121 * dx2 * dy1 *dz2 + x122 * dx2 * dy1 * dz1 + + x211 * dx1 * dy2 * dz2 + x212 * dx1 * dy2 * dz1 + x221 * dx1 * dy1 *dz2 + x222 * dx1 * dy1 * dz1); + }`},kc=(e,t,r,n,s,a)=>{let i=e.dims,d=wc(a,t.axes,i.length),c=yc(i,n,s,t.axes),p=n.slice();n.length===0&&(p=i.map((L,le)=>L===0?1:c[le]/L),t.keepAspectRatioPolicy!=="stretch"&&(c=bc(i,p,t)));let g=Vt("output",e.dataType,c.length),y=rt("input",e.dataType,i.length),u=je.size(c),C=i.length===c.length&&i.every((L,le)=>L===c[le]),T=t.coordinateTransformMode==="tf_crop_and_resize",I=t.extrapolationValue,j=y.type.value,G=L=>` + ${C?"":` + ${_c(t.coordinateTransformMode,j)}; + ${(()=>{switch(t.mode){case"nearest":return` + ${xc(y,i)}; + ${gc(t.nearestMode,r,j)}; + ${Mc(y,g,i,c,p.length,d.length,T)}; + `;case"linear":return` + ${vc(g,i,c,p.length,d.length)}; + ${(()=>{if(i.length===2||i.length===4)return`${Tc(y,g,i,T,I)}`;if(i.length===3||i.length===5)return`${Cc(y,g,i,T,I)}`;throw Error("Linear mode only supports input dims 2, 3, 4 and 5 are supported in linear mode.")})()}; + `;case"cubic":return` + ${(()=>{if(i.length===2||i.length===4)return`${$c(y,g,i,c,p,d,t.cubicCoeffA,T,t.extrapolationValue,t.excludeOutside)}`;throw Error("Cubic mode only supports input dims 2 and 4 are supported in linear mode.")})()}; + `;default:throw Error("Invalid resize mode")}})()}; + `} + ${L.registerUniform("output_size","u32").registerUniform("scales","f32",p.length).registerUniform("roi","f32",d.length).declareVariables(y,g)} + ${L.mainStart()} + ${L.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.output_size")} + ${C?"output[global_idx] = input[global_idx];":` + let output_indices = ${g.offsetToIndices("global_idx")}; + var input_indices: ${y.type.indices}; + ${(()=>{switch(t.mode){case"nearest":return`input_indices = calculateInputIndicesFromOutputIndices(output_indices); + if (checkInputIndices(input_indices)) { + output[global_idx] = ${y.getByIndices("input_indices")}; + } else { + output[global_idx] = ${t.extrapolationValue}; + }`;case"linear":return`output[global_idx] = ${i.length===2||i.length===4?"bilinearInterpolation":"trilinearInterpolation"}(output_indices);`;case"cubic":return"output[global_idx] = bicubicInterpolation(output_indices);";default:throw Error(`Unsupported resize mode: ${t.mode}`)}})()}; +`} + }`;return{name:"Resize",shaderCache:{hint:`${t.cacheKey}|${r}|${p.length>0?p:""}|${s.length>0?s:""}|${d.length>0?d:""}|${C}|${i}`,inputDependencies:["rank"]},getShaderSource:G,getRunData:()=>({outputs:[{dims:c,dataType:e.dataType}],dispatchGroup:{x:Math.ceil(u/64)},programUniforms:[{type:12,data:u},{type:1,data:p},{type:1,data:d},...Ct(i,c)]})}},Ec=e=>{let t=e.customDataBuffer;return new Uint32Array(t,t.byteOffset,1)[0]},Sc=(e,t)=>{let r=[],n=[],s=[],a=Ec(e);if(t.antialias!==0)throw Error("Only default value (0) for Antialias attribute is supported");mc(e.inputs,t,a,r,n,s),e.compute(kc(e.inputs[0],t,a,r,n,s),{inputs:[0]})},Pc=e=>{let t=e.antialias,r=e.axes,n=e.coordinateTransformMode,s=e.cubicCoeffA,a=e.excludeOutside!==0,i=e.extrapolationValue,d=e.keepAspectRatioPolicy,c=e.mode,p=e.nearestMode===""?"simple":e.nearestMode;return Ut({antialias:t,axes:r,coordinateTransformMode:n,cubicCoeffA:s,excludeOutside:a,extrapolationValue:i,keepAspectRatioPolicy:d,mode:c,nearestMode:p})}}),Ac,Ic,Fc,sf=D(()=>{Kt(),Xt(),pr(),nr(),Ac=(e,t)=>{let[r,n,s,a]=e,{numHeads:i,rotaryEmbeddingDim:d}=t;if(r.dims.length!==3&&r.dims.length!==4)throw new Error(`Input 'x' is expected to have 3 or 4 dimensions, got ${r.dims.length}`);if(!je.areEqual(n.dims,[])&&!je.areEqual(n.dims,[1])&&n.dims.length!==2)throw new Error(`Input 'position_ids' is expected to have 0, 1, or 2 dimensions, got ${n.dims.length}`);if(s.dims.length!==2)throw new Error(`Input 'cos_cache' is expected to have 2 dimensions, got ${s.dims.length}`);if(a.dims.length!==2)throw new Error(`Input 'sin_cache' is expected to have 2 dimensions, got ${a.dims.length}`);if(!je.areEqual(s.dims,a.dims))throw new Error("Inputs 'cos_cache' and 'sin_cache' are expected to have the same shape");if(d>0&&i===0)throw new Error("num_heads must be provided if rotary_embedding_dim is specified");let c=r.dims[0],p=r.dims[r.dims.length-2],g=s.dims[0],y=je.sizeFromDimension(r.dims,1)/p,u=d===0?s.dims[1]*2:y/i;if(d>u)throw new Error("rotary_embedding_dim must be less than or equal to head_size");if(n.dims.length===2){if(c!==n.dims[0])throw new Error(`Input 'position_ids' dimension 0 should be of size batch_size, got ${n.dims[0]}`);if(p!==n.dims[1])throw new Error(`Input 'position_ids' dimension 1 should be of size sequence_length, got ${n.dims[1]}`)}if(u/2!==s.dims[1]&&d/2!==s.dims[1])throw new Error(`Input 'cos_cache' dimension 1 should be same as head_size / 2 or rotary_embedding_dim / 2, got ${s.dims[1]}`);if(p>g)throw new Error("Updating cos_cache and sin_cache in RotaryEmbedding is not currently supported")},Ic=(e,t)=>{let{interleaved:r,numHeads:n,rotaryEmbeddingDim:s,scale:a}=t,i=e[0].dims[0],d=je.sizeFromDimension(e[0].dims,1),c=e[0].dims[e[0].dims.length-2],p=d/c,g=e[2].dims[1],y=s===0?g*2:p/n,u=new Array(i,c,p/y,y-g),C=je.computeStrides(u),T=[{type:1,data:a},{type:12,data:u},{type:12,data:C},...e[0].dims.length===3?new Array({type:12,data:[d,p,y,1]}):[],...e[0].dims.length===4?new Array({type:12,data:[d,y,c*y,1]}):[],...Ct(e[0].dims,e[1].dims,e[2].dims,e[3].dims,e[0].dims)],I=j=>{let G=rt("input",e[0].dataType,e[0].dims.length),L=rt("position_ids",e[1].dataType,e[1].dims.length),le=rt("cos_cache",e[2].dataType,e[2].dims.length),H=rt("sin_cache",e[3].dataType,e[3].dims.length),ae=Vt("output",e[0].dataType,e[0].dims.length);return j.registerUniforms([{name:"scale",type:"f32"},{name:"global_shape",type:"u32",length:u.length},{name:"global_strides",type:"u32",length:C.length},{name:"input_output_strides",type:"u32",length:C.length}]),` + ${j.declareVariables(G,L,le,H,ae)} + + ${j.mainStart(hn)} + let half_rotary_emb_dim = uniforms.${le.name}_shape[1]; + let bsnh = global_idx / uniforms.global_strides % uniforms.global_shape; + let size = uniforms.global_shape[0] * uniforms.global_strides[0]; + ${j.guardAgainstOutOfBoundsWorkgroupSizes("size")} + + if (bsnh[3] < half_rotary_emb_dim) { + let position_ids_idx = + ${L.broadcastedIndicesToOffset("bsnh.xy",Vt("",L.type.tensor,2))}; + let position_id = + u32(${L.getByOffset("position_ids_idx")}) + select(0, bsnh[1], position_ids_idx == 0); + let i = dot(bsnh, uniforms.input_output_strides) + select(0, bsnh[3], ${r}); + let j = i + select(half_rotary_emb_dim, 1, ${r}); + let re = ${G.getByOffset("i")} * ${le.get("position_id","bsnh[3]")} - + ${G.getByOffset("j")} * ${H.get("position_id","bsnh[3]")}; + ${ae.setByOffset("i","re")} + let im = ${G.getByOffset("i")} * ${H.get("position_id","bsnh[3]")} + + ${G.getByOffset("j")} * ${le.get("position_id","bsnh[3]")}; + ${ae.setByOffset("j","im")} + } else { + let k = dot(bsnh, uniforms.input_output_strides) + half_rotary_emb_dim; + ${ae.setByOffset("k",G.getByOffset("k"))} + } + }`};return{name:"RotaryEmbedding",shaderCache:{hint:Ut({interleaved:r}).cacheKey,inputDependencies:["rank","rank","rank","rank"]},getShaderSource:I,getRunData:()=>({outputs:[{dims:e[0].dims,dataType:e[0].dataType}],dispatchGroup:{x:Math.ceil(je.size(u)/hn)},programUniforms:T})}},Fc=(e,t)=>{Ac(e.inputs,t),e.compute(Ic(e.inputs,t))}}),Oc,zc,Dc,af=D(()=>{Kt(),Xt(),nr(),Oc=e=>{if(!e||e.length<3)throw new Error("layerNorm requires at least 3 inputs.");let t=e[0],r=e[1],n=e[2];if(t.dataType!==r.dataType||t.dataType!==n.dataType)throw new Error("All inputs must have the same data type");if(t.dims.length!==3&&t.dims.length!==2)throw new Error("Input must be 2D or 3D");if(r.dims.length!==3&&r.dims.length!==2)throw new Error("Skip must be 2D or 3D");let s=t.dims[t.dims.length-1],a=t.dims[t.dims.length-2];if(r.dims[r.dims.length-1]!==s)throw new Error("Skip must have the same hidden size as input");if(r.dims[r.dims.length-2]!==a)throw new Error("Skip must have the same sequence length as input");if(n.dims.length!==1)throw new Error("Gamma must be 1D");if(n.dims[n.dims.length-1]!==s)throw new Error("Gamma must have the same hidden size as input");if(e.length>3){let i=e[3];if(i.dims.length!==1)throw new Error("Beta must be 1D");if(i.dims[i.dims.length-1]!==s)throw new Error("Beta must have the same hidden size as input")}if(e.length>4){let i=e[4];if(i.dims.length!==1)throw new Error("Bias must be 1D");if(i.dims[i.dims.length-1]!==s)throw new Error("Bias must have the same hidden size as input")}},zc=(e,t,r,n)=>{let s=t.simplified,a=e[0].dims,i=je.size(a),d=a,c=i,p=a.slice(-1)[0],g=n?a.slice(0,-1).concat(1):[],y=!s&&e.length>3,u=e.length>4,C=n&&r>1,T=n&&r>2,I=r>3,j=64,G=mr(p),L=[{type:12,data:c},{type:12,data:G},{type:12,data:p},{type:1,data:t.epsilon}],le=ae=>{let Ke=[{name:"output_size",type:"u32"},{name:"components",type:"u32"},{name:"hidden_size",type:"u32"},{name:"epsilon",type:"f32"}],Oe=[rt("x",e[0].dataType,e[0].dims,G),rt("skip",e[1].dataType,e[1].dims,G),rt("gamma",e[2].dataType,e[2].dims,G)];y&&Oe.push(rt("beta",e[3].dataType,e[3].dims,G)),u&&Oe.push(rt("bias",e[4].dataType,e[4].dims,G)),Oe.push(Vt("output",e[0].dataType,d,G)),C&&Oe.push(Vt("mean_output",1,g)),T&&Oe.push(Vt("inv_std_output",1,g)),I&&Oe.push(Vt("input_skip_bias_sum",e[0].dataType,d,G));let ht=br(e[0].dataType),It=br(1,G);return` + + ${ae.registerUniforms(Ke).declareVariables(...Oe)} + var sum_shared : array<${It}, ${j}>; + var sum_squared_shared : array<${It}, ${j}>; + + ${ae.mainStart([j,1,1])} + let ix = local_id.x; + let iy = global_id.x / ${j}; + + let hidden_size_vectorized: u32 = uniforms.hidden_size / uniforms.components; + var stride = hidden_size_vectorized / ${j}; + let offset = ix * stride + iy * hidden_size_vectorized; + let offset1d = stride * ix; + if (ix == ${j-1}) { + stride = hidden_size_vectorized - stride * ix; + } + for (var i: u32 = 0; i < stride; i++) { + let skip_value = skip[offset + i]; + let bias_value = ${u?"bias[offset1d + i]":ht+"(0.0)"}; + let input_value = x[offset + i]; + let value = input_value + skip_value + bias_value; + ${I?"input_skip_bias_sum[offset + i] = value;":""} + output[offset + i] = value; + let f32_value = ${Br(ht,G,"value")}; + sum_shared[ix] += f32_value; + sum_squared_shared[ix] += f32_value * f32_value; + } + workgroupBarrier(); + + var reduce_size : u32 = ${j}; + for (var curr_size = reduce_size >> 1; curr_size > 0; curr_size = reduce_size >> 1) { + reduce_size = curr_size + (reduce_size & 1); + if (ix < curr_size) { + sum_shared[ix] += sum_shared[ix + reduce_size]; + sum_squared_shared[ix] += sum_squared_shared[ix + reduce_size]; + } + workgroupBarrier(); + } + + let sum = sum_shared[0]; + let square_sum = sum_squared_shared[0]; + let mean = ${fn("sum",G)} / f32(uniforms.hidden_size); + let inv_std_dev = inverseSqrt(${fn("square_sum",G)} / f32(uniforms.hidden_size) ${s?"":"- mean * mean"} + uniforms.epsilon); + ${C?"mean_output[global_idx] = mean;":""} + ${T?"inv_std_output[global_idx] = inv_std_dev;":""} + + for (var i: u32 = 0; i < stride; i++) { + output[offset + i] = (output[offset + i] ${s?"":`- ${ht}(mean)`}) * + ${ht}(inv_std_dev) * gamma[offset1d + i] + ${y?"+ beta[offset1d + i]":""}; + } + }`},H=[{dims:d,dataType:e[0].dataType}];return r>1&&H.push({dims:g,dataType:1}),r>2&&H.push({dims:g,dataType:1}),r>3&&H.push({dims:a,dataType:e[0].dataType}),{name:"SkipLayerNormalization",shaderCache:{hint:`${G};${C};${T};${I}`,inputDependencies:e.map((ae,Ke)=>"type")},getShaderSource:le,getRunData:()=>({outputs:H,dispatchGroup:{x:Math.ceil(c/p)},programUniforms:L})}},Dc=(e,t)=>{Oc(e.inputs);let r=[0];e.outputCount>1&&r.push(-3),e.outputCount>2&&r.push(-3),e.outputCount>3&&r.push(3),e.compute(zc(e.inputs,t,e.outputCount,!1),{outputs:r})}}),Bc,$u,Lc,Ad,Rc,Nc,Vc,jc,of=D(()=>{Kt(),Xt(),pr(),nr(),Bc=(e,t)=>{if(!e||e.length<1)throw new Error("too few inputs");if(t.axes.length!==0){if(t.axes.length!==t.starts.length||t.axes.length!==t.ends.length)throw new Error("axes, starts and ends must have the same length")}else if(t.starts.length!==t.ends.length)throw new Error("starts and ends must have the same length");e.slice(1).forEach((r,n)=>{if(e[n+1].dataType!==6&&e[n+1].dataType!==7)throw new Error(`Input ${n} must be an array of int32 or int64`)})},$u=(e,t)=>{let r=[];if(e.length>t)if(e[t].dataType===7)e[t].getBigInt64Array().forEach(n=>r.push(Number(n)));else if(e[t].dataType===6)e[t].getInt32Array().forEach(n=>r.push(Number(n)));else throw new Error(`Input ${t} must be an array of int32 or int64`);return r},Lc=(e,t)=>{if(e.length>1){let r=$u(e,1),n=$u(e,2),s=$u(e,3);return s.length===0&&(s=[...Array(e[0].dims.length).keys()]),Ut({starts:r,ends:n,axes:s})}else return t},Ad=(e,t,r,n,s)=>{let a=e;return e<0&&(a+=r[n[t]]),s[t]<0?Math.max(0,Math.min(a,r[n[t]]-1)):Math.max(0,Math.min(a,r[n[t]]))},Rc=(e,t,r)=>`fn calculateInputIndices(output_indices: ${t.type.indices}) -> ${e.type.indices} { + var input_indices: ${e.type.indices}; + var carry = 0u; + for (var i = ${r.length}; i >= 0; i--) { + let input_shape_i = ${Ot("uniforms.input_shape","i",r.length)}; + let steps_i = ${Ot("uniforms.steps","i",r.length)}; + let signs_i = ${Ot("uniforms.signs","i",r.length)}; + let starts_i = ${Ot("uniforms.starts","i",r.length)}; + var output_index = ${t.indicesGet("output_indices","i")}; + var input_index = output_index * steps_i + starts_i + carry; + carry = input_index / input_shape_i; + input_index = input_index % input_shape_i; + if (signs_i < 0) { + input_index = input_shape_i - input_index - 1u + starts_i; + } + ${e.indicesSet("input_indices","i","input_index")}; + } + return input_indices; + }`,Nc=(e,t)=>{let r=e[0].dims,n=je.size(r),s=t.axes.length>0?je.normalizeAxes(t.axes,r.length):[...Array(r.length).keys()],a=$u(e,4);a.forEach(G=>G!==0||(()=>{throw new Error("step cannot be 0")})),a.length===0&&(a=Array(s.length).fill(1));let i=t.starts.map((G,L)=>Ad(G,L,r,s,a)),d=t.ends.map((G,L)=>Ad(G,L,r,s,a));if(s.length!==i.length||s.length!==d.length)throw new Error("start, ends and axes should have the same number of elements");if(s.length!==r.length)for(let G=0;GMath.sign(G));a.forEach((G,L,le)=>{if(G<0){let H=(d[L]-i[L])/G,ae=i[L],Ke=ae+H*a[L];i[L]=Ke,d[L]=ae,le[L]=-G}});let p=r.slice(0);s.forEach((G,L)=>{p[G]=Math.ceil((d[G]-i[G])/a[G])});let g={dims:p,dataType:e[0].dataType},y=Vt("output",e[0].dataType,p.length),u=rt("input",e[0].dataType,e[0].dims.length),C=je.size(p),T=[{name:"outputSize",type:"u32"},{name:"starts",type:"u32",length:i.length},{name:"signs",type:"i32",length:c.length},{name:"steps",type:"u32",length:a.length}],I=[{type:12,data:C},{type:12,data:i},{type:6,data:c},{type:12,data:a},...Ct(e[0].dims,p)],j=G=>` + ${G.registerUniforms(T).declareVariables(u,y)} + ${Rc(u,y,r)} + ${G.mainStart()} + ${G.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.outputSize")} + let output_indices = ${y.offsetToIndices("global_idx")}; + let input_indices = calculateInputIndices(output_indices); + ${y.setByOffset("global_idx",u.getByIndices("input_indices"))} + }`;return{name:"Slice",shaderCache:{hint:`${c.length}_${i.length}_${a.length}`,inputDependencies:["rank"]},getShaderSource:j,getRunData:()=>({outputs:[g],dispatchGroup:{x:Math.ceil(n/64)},programUniforms:I})}},Vc=(e,t)=>{Bc(e.inputs,t);let r=Lc(e.inputs,t);e.compute(Nc(e.inputs,r),{inputs:[0]})},jc=e=>{let t=e.starts,r=e.ends,n=e.axes;return Ut({starts:t,ends:r,axes:n})}}),Uc,Wc,Gc,qc,lf=D(()=>{Kt(),Xt(),pr(),nr(),Uc=e=>{if(!e||e.length!==1)throw new Error("Softmax op requires 1 input.")},Wc=(e,t)=>{let r=e.dims,n=je.size(r),s=64,a=t.axis;if(a<0&&(a=r.length+a),aG===4?`max(max(${j}.x, ${j}.y), max(${j}.z, ${j}.w))`:G===2?`max(${j}.x, ${j}.y)`:G===3?`max(max(${j}.x, ${j}.y), ${j}.z)`:j,y=rt("x",e.dataType,e.dims,c),u=Vt("result",e.dataType,e.dims,c),C=y.type.value,T=br(e.dataType)==="f32"?`var threadMax = ${C}(-3.402823e+38f);`:`var threadMax = ${C}(-65504.0h);`,I=j=>` + var rowMaxShared : ${C}; + var rowSumShared : ${C}; + var threadShared : array<${C}, ${s}>; + + fn getValue(row: i32, col: i32, row_stride: i32) -> ${C} { + let index = row * row_stride + col; + return x[index]; + } + + fn setValue(row: i32, col: i32, row_stride: i32, value: ${C}) { + let index = row * row_stride + col; + result[index] = value; + } + ${j.registerUniform("packedCols","i32").declareVariables(y,u)} + ${j.mainStart()} + let gindex = i32(global_idx); + let lindex = i32(local_idx); + const wg = ${s}; + let row = gindex / wg; + let cols = uniforms.packedCols; + let row_stride : i32 = uniforms.packedCols; + + // find the rows max + ${T} + for (var col = lindex; col < cols; col += wg) { + let value = getValue(row, col, row_stride); + threadMax = max(threadMax, value); + } + if (lindex < cols) { + threadShared[lindex] = threadMax; + } + workgroupBarrier(); + + var reduceSize = min(cols, wg); + for (var currSize = reduceSize >> 1; currSize > 0; currSize = reduceSize >> 1) { + reduceSize = currSize + (reduceSize & 1); + if (lindex < currSize) { + threadShared[lindex] = max(threadShared[lindex], threadShared[lindex + reduceSize]); + } + workgroupBarrier(); + } + if (lindex == 0) { + rowMaxShared = ${C}(${g("threadShared[0]",c)}); + } + workgroupBarrier(); + + // find the rows sum + var threadSum = ${C}(0.0); + for (var col = lindex; col < cols; col += wg) { + let subExp = exp(getValue(row, col, row_stride) - rowMaxShared); + threadSum += subExp; + } + threadShared[lindex] = threadSum; + workgroupBarrier(); + + for (var currSize = wg >> 1; currSize > 0; currSize = currSize >> 1) { + if (lindex < currSize) { + threadShared[lindex] = threadShared[lindex] + threadShared[lindex + currSize]; + } + workgroupBarrier(); + } + if (lindex == 0) { + rowSumShared = ${C}(${fn("threadShared[0]",c)}); + } + workgroupBarrier(); + + // calculate final value for each element in the row + for (var col = lindex; col < cols; col += wg) { + let value = exp(getValue(row, col, row_stride) - rowMaxShared) / rowSumShared; + setValue(row, col, row_stride, value); + } + }`;return{name:"Softmax",shaderCache:{hint:`${c}`,inputDependencies:["type"]},getRunData:()=>({outputs:[{dims:r,dataType:e.dataType}],dispatchGroup:{x:d},programUniforms:[{type:6,data:p}]}),getShaderSource:I}},Gc=(e,t)=>{Uc(e.inputs),e.compute(Wc(e.inputs[0],t))},qc=e=>Ut({axis:e.axis})}),Hc,Kc,Xc,Qc,Yc,Zc,Jc,uf=D(()=>{Kt(),Xt(),pr(),nr(),Hc=e=>{if(!e||e.length<1)throw new Error("too few inputs")},Kc=(e,t)=>{let r=[],n=t.numOutputs;return e[1].dims[0]>0&&(e[1].getBigInt64Array().forEach(s=>r.push(Number(s))),n=r.length),Ut({numOutputs:n,axis:t.axis,splitSizes:r})},Xc=e=>` +fn calculateOutputIndex(index: u32) -> u32 { + for (var i: u32 = 0u; i < ${e}u; i += 1u ) { + if (index < ${Ot("uniforms.size_in_split_axis","i",e)}) { + return i; + } + } + return ${e}u; +}`,Qc=e=>{let t=e.length,r=[];for(let n=0;n{let r=e[0].dims,n=je.size(r),s=e[0].dataType,a=je.normalizeAxis(t.axis,r.length),i=new Array(t.numOutputs),d=rt("input",s,r.length),c=new Array(t.numOutputs),p=[],g=[],y=0,u=[{type:12,data:n}];for(let T=0;T` + ${T.registerUniform("input_size","u32").registerUniform("size_in_split_axis","u32",c.length).declareVariables(d,...i)} + ${Xc(c.length)} + ${Qc(i)} + + ${T.mainStart()} + ${T.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.input_size")} + + var indices = ${d.offsetToIndices("global_idx")}; + var index = ${d.indicesGet("indices",a)}; + let output_number = calculateOutputIndex(index); + if (output_number != 0) { + index -= ${Ot("uniforms.size_in_split_axis","output_number - 1u",c.length)}; + ${d.indicesSet("indices",a,"index")}; + } + writeBufferData(output_number, indices, global_idx); + }`;return{name:"Split",shaderCache:{hint:t.cacheKey,inputDependencies:["rank"]},getShaderSource:C,getRunData:()=>({outputs:p,dispatchGroup:{x:Math.ceil(n/64)},programUniforms:u})}},Zc=(e,t)=>{Hc(e.inputs);let r=e.inputs.length===1?t:Kc(e.inputs,t);e.compute(Yc(e.inputs,r),{inputs:[0]})},Jc=e=>{let t=e.axis,r=e.splitSizes,n=e.numOutputs<0?r.length:e.numOutputs;if(n!==r.length)throw new Error("numOutputs and splitSizes lengh must be equal");return Ut({axis:t,numOutputs:n,splitSizes:r})}}),ep,tp,rp,df=D(()=>{Kt(),Xt(),nr(),ep=(e,t,r,n,s)=>{let a=Vt("output_data",s,r.length,4),i=rt("a_data",t[1].dataType,t[1].dims.length,4),d=rt("b_data",t[2].dataType,t[2].dims.length,4),c=rt("c_data",t[0].dataType,t[0].dims.length,4),p,g=(y,u,C)=>`select(${u}, ${y}, ${C})`;if(!n)p=a.setByOffset("global_idx",g(i.getByOffset("global_idx"),d.getByOffset("global_idx"),c.getByOffset("global_idx")));else{let y=(u,C,T="")=>{let I=`a_data[index_a${C}][component_a${C}]`,j=`b_data[index_b${C}][component_b${C}]`,G=`bool(c_data[index_c${C}] & (0xffu << (component_c${C} * 8)))`;return` + let output_indices${C} = ${a.offsetToIndices(`global_idx * 4u + ${C}u`)}; + let offset_a${C} = ${i.broadcastedIndicesToOffset(`output_indices${C}`,a)}; + let offset_b${C} = ${d.broadcastedIndicesToOffset(`output_indices${C}`,a)}; + let offset_c${C} = ${c.broadcastedIndicesToOffset(`output_indices${C}`,a)}; + let index_a${C} = offset_a${C} / 4u; + let index_b${C} = offset_b${C} / 4u; + let index_c${C} = offset_c${C} / 4u; + let component_a${C} = offset_a${C} % 4u; + let component_b${C} = offset_b${C} % 4u; + let component_c${C} = offset_c${C} % 4u; + ${u}[${C}] = ${T}(${g(I,j,G)}); + `};s===9?p=` + var data = vec4(0); + ${y("data",0,"u32")} + ${y("data",1,"u32")} + ${y("data",2,"u32")} + ${y("data",3,"u32")} + output_data[global_idx] = dot(vec4(0x1, 0x100, 0x10000, 0x1000000), vec4(data));`:p=` + ${y("output_data[global_idx]",0)} + ${y("output_data[global_idx]",1)} + ${y("output_data[global_idx]",2)} + ${y("output_data[global_idx]",3)} + `}return` + ${e.registerUniform("vec_size","u32").declareVariables(c,i,d,a)} + ${e.mainStart()} + ${e.guardAgainstOutOfBoundsWorkgroupSizes("uniforms.vec_size")} + ${p} + }`},tp=e=>{let t=e[1].dims,r=e[2].dims,n=e[0].dims,s=e[1].dataType,a=!(je.areEqual(t,r)&&je.areEqual(r,n)),i=t,d=je.size(t);if(a){let p=Kr.calcShape(Kr.calcShape(t,r,!1),n,!1);if(!p)throw new Error("Can't perform where op on the given tensors");i=p,d=je.size(i)}let c=Math.ceil(d/4);return{name:"Where",shaderCache:{inputDependencies:["rank","rank","rank"]},getShaderSource:p=>ep(p,e,i,a,s),getRunData:()=>({outputs:[{dims:i,dataType:s}],dispatchGroup:{x:Math.ceil(d/64/4)},programUniforms:[{type:12,data:c},...Ct(n,t,r,i)]})}},rp=e=>{e.compute(tp(e.inputs))}}),np,cf=D(()=>{Fu(),qs(),bo(),Ou(),Jo(),zu(),Du(),Sl(),Cd(),ju(),Uu(),Hu(),kd(),Xu(),Qu(),Yu(),su(),Ju(),Ed(),Zr(),ta(),td(),uu(),or(),Ps(),tf(),rf(),$i(),nf(),sf(),af(),of(),lf(),uf(),hu(),ls(),Vi(),df(),np=new 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This is not supported now.`)}let C;if(p){let L=0,le=[];p.forEach(Oe=>{let ht=typeof Oe.data=="number"?[Oe.data]:Oe.data;if(ht.length===0)return;let It=Oe.type===10?2:4,zt,dr;Oe.type===10?(dr=ht.length>4?16:ht.length>2?8:ht.length*It,zt=ht.length>4?16:It*ht.length):(dr=ht.length<=2?ht.length*It:16,zt=16),L=Math.ceil(L/dr)*dr,le.push(L);let cr=Oe.type===10?8:4;L+=ht.length>4?Math.ceil(ht.length/cr)*zt:ht.length*It});let H=16;L=Math.ceil(L/H)*H;let ae=new ArrayBuffer(L);p.forEach((Oe,ht)=>{let It=le[ht],zt=typeof Oe.data=="number"?[Oe.data]:Oe.data;if(Oe.type===6)new Int32Array(ae,It,zt.length).set(zt);else if(Oe.type===12)new Uint32Array(ae,It,zt.length).set(zt);else if(Oe.type===10)new Uint16Array(ae,It,zt.length).set(zt);else if(Oe.type===1)new Float32Array(ae,It,zt.length).set(zt);else throw new Error(`Unsupported uniform type: ${kn(Oe.type)}`)});let Ke=this.gpuDataManager.create(L,GPUBufferUsage.COPY_DST|GPUBufferUsage.UNIFORM);this.device.queue.writeBuffer(Ke.buffer,0,ae,0,L),this.gpuDataManager.release(Ke.id),C={offset:0,size:L,buffer:Ke.buffer}}let T=this.programManager.normalizeDispatchGroupSize(c),I=T[1]===1&&T[2]===1,j=ap(e,t,I),G=this.programManager.getArtifact(j);if(G||(G=this.programManager.build(e,T),this.programManager.setArtifact(j,G),Fr("info",()=>`[artifact] key: ${j}, programName: ${e.name}`)),p&&G.uniformVariablesInfo){if(p.length!==G.uniformVariablesInfo.length)throw new Error(`Uniform variables count mismatch: expect ${G.uniformVariablesInfo.length}, got ${p.length} in program "${G.programInfo.name}".`);for(let L=0;L`[ProgramManager] run "${e.name}" (key=${j}) with ${T[0]}x${T[1]}x${T[2]}`),this.queryType!=="none"||this.sessionStatus==="capturing"){let L={kernelId:this.currentKernelId,programName:G.programInfo.name,inputTensorViews:t,outputTensorViews:y};this.pendingKernels.push(L),this.sessionStatus==="capturing"&&this.capturedPendingKernels.get(this.currentSessionId).push(L)}return this.programManager.run(G,i,u,T,C),Ve(e.name),y}upload(e,t){this.gpuDataManager.upload(e,t)}memcpy(e,t){this.gpuDataManager.memcpy(e,t)}async download(e,t){await this.gpuDataManager.download(e,t)}alloc(e){return this.gpuDataManager.create(e).id}free(e){return this.gpuDataManager.release(e)}createKernel(e,t,r,n){let s=np.get(e);if(!s)throw new Error(`kernel not implemented: ${e}`);let a={kernelType:e,kernelName:n,kernelEntry:s[0],attributes:[s[1],r]};this.kernels.set(t,a)}releaseKernel(e){let t=this.kernelPersistentData.get(e);if(t){for(let r of t)this.gpuDataManager.release(r.id);this.kernelPersistentData.delete(e)}this.kernelCustomData.delete(e),this.kernels.delete(e)}computeKernel(e,t,r){let n=this.kernels.get(e);if(!n)throw new Error(`kernel not 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self<"u"&&!self.crossOriginIsolated)A.wasm.numThreads=1;else{let e=typeof navigator>"u"?xe("node:os").cpus().length:navigator.hardwareConcurrency;A.wasm.numThreads=Math.min(4,Math.ceil((e||1)/2))}},kp=class{async init(e){Cp(),await _p(),await gp(e)}async createInferenceSessionHandler(e,t){let r=new $p;return await r.loadModel(e,t),Promise.resolve(r)}}}),Ep={};x(Ep,{wasmBackend:()=>Sp});var Sp,gf=D(()=>{_f(),Sp=new kp});$(),$(),$();var wf="1.20.0-dev.20240818-417aa00406",yf=Ee;{let e=(gf(),P(Ep)).wasmBackend;ne("webgpu",e,5),ne("webnn",e,5),ne("cpu",e,10),ne("wasm",e,10)}Object.defineProperty(A.versions,"web",{value:wf,enumerable:!0});/** + * @license + * Copyright 2021 Google LLC. All Rights Reserved. + * 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. + * ============================================================================= + *//** + * @license + * Copyright 2020 Google LLC. All Rights Reserved. + * 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. + * ============================================================================= + *//** + * @license + * Copyright 2019 Google LLC. All Rights Reserved. + * 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. + * ============================================================================= + */},"./src/backends/onnx.js":(bt,fe,l)=>{var M;l.r(fe),l.d(fe,{Tensor:()=>xe.Tensor,createInferenceSession:()=>ie,deviceToExecutionProviders:()=>te,isONNXProxy:()=>se,isONNXTensor:()=>R});var K=l("./src/env.js"),ge=l("?2ce3"),Me=l("./node_modules/onnxruntime-web/dist/ort.webgpu.bundle.min.mjs"),xe=l("./node_modules/onnxruntime-common/dist/esm/index.js");const D=Object.freeze({auto:null,gpu:null,cpu:"cpu",wasm:"wasm",webgpu:"webgpu",cuda:"cuda",dml:"dml",webnn:{name:"webnn",deviceType:"cpu"},"webnn-npu":{name:"webnn",deviceType:"npu"},"webnn-gpu":{name:"webnn",deviceType:"gpu"},"webnn-cpu":{name:"webnn",deviceType:"cpu"}}),x=[];let V,P;if(K.apis.IS_NODE_ENV){switch(P=ge??(M||(M=l.t(ge,2))),process.platform){case"win32":x.push("dml");break;case"linux":process.arch==="x64"&&x.push("cuda");break}x.push("cpu"),V=["cpu"]}else P=Me,K.apis.IS_WEBNN_AVAILABLE&&x.push("webnn-npu","webnn-gpu","webnn-cpu","webnn"),K.apis.IS_WEBGPU_AVAILABLE&&x.push("webgpu"),x.push("wasm"),V=["wasm"];const J=P.InferenceSession;function te(ue=null){if(!ue)return V;switch(ue){case"auto":return x;case"gpu":return x.filter(oe=>["webgpu","cuda","dml","webnn-gpu"].includes(oe))}if(x.includes(ue))return[D[ue]??ue];throw new Error(`Unsupported device: "${ue}". 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J={};switch(V.model_type){case"llava":case"paligemma":case"florence2":J=Me(V.text_config);break;case"moondream1":J=Me(V.phi_config);break;case"musicgen":J=Me(V.decoder);break;case"gpt2":case"gptj":case"codegen":case"gpt_bigcode":P.num_heads="n_head",P.num_layers="n_layer",P.hidden_size="n_embd";break;case"gpt_neox":case"stablelm":case"opt":case"phi":case"phi3":case"falcon":P.num_heads="num_attention_heads",P.num_layers="num_hidden_layers",P.hidden_size="hidden_size";break;case"llama":case"cohere":case"mistral":case"starcoder2":case"qwen2":P.num_heads="num_key_value_heads",P.num_layers="num_hidden_layers",P.hidden_size="hidden_size",P.num_attention_heads="num_attention_heads";break;case"gemma":case"gemma2":P.num_heads="num_key_value_heads",P.num_layers="num_hidden_layers",P.dim_kv="head_dim";break;case"openelm":P.num_heads="num_kv_heads",P.num_layers="num_transformer_layers",P.dim_kv="head_dim";break;case"gpt_neo":case"donut-swin":P.num_heads="num_heads",P.num_layers="num_layers",P.hidden_size="hidden_size";break;case"bloom":P.num_heads="n_head",P.num_layers="n_layer",P.hidden_size="hidden_size";break;case"mpt":P.num_heads="n_heads",P.num_layers="n_layers",P.hidden_size="d_model";break;case"t5":case"mt5":case"longt5":P.num_decoder_layers="num_decoder_layers",P.num_decoder_heads="num_heads",P.decoder_dim_kv="d_kv",P.num_encoder_layers="num_layers",P.num_encoder_heads="num_heads",P.encoder_dim_kv="d_kv";break;case"bart":case"mbart":case"marian":case"whisper":case"m2m_100":case"blenderbot":case"blenderbot-small":case"florence2_language":P.num_decoder_layers="decoder_layers",P.num_decoder_heads="decoder_attention_heads",P.decoder_hidden_size="d_model",P.num_encoder_layers="encoder_layers",P.num_encoder_heads="encoder_attention_heads",P.encoder_hidden_size="d_model";break;case"speecht5":P.num_decoder_layers="decoder_layers",P.num_decoder_heads="decoder_attention_heads",P.decoder_hidden_size="hidden_size",P.num_encoder_layers="encoder_layers",P.num_encoder_heads="encoder_attention_heads",P.encoder_hidden_size="hidden_size";break;case"trocr":P.num_encoder_layers=P.num_decoder_layers="decoder_layers",P.num_encoder_heads=P.num_decoder_heads="decoder_attention_heads",P.encoder_hidden_size=P.decoder_hidden_size="d_model";break;case"musicgen_decoder":P.num_encoder_layers=P.num_decoder_layers="num_hidden_layers",P.num_encoder_heads=P.num_decoder_heads="num_attention_heads",P.encoder_hidden_size=P.decoder_hidden_size="hidden_size";break;case"vision-encoder-decoder":const ne=Me(V.decoder),ie="num_decoder_layers"in ne,R=(0,M.pick)(V,["model_type","is_encoder_decoder"]);return ie?(R.num_decoder_layers=ne.num_decoder_layers,R.num_decoder_heads=ne.num_decoder_heads,R.decoder_hidden_size=ne.decoder_hidden_size,R.num_encoder_layers=ne.num_encoder_layers,R.num_encoder_heads=ne.num_encoder_heads,R.encoder_hidden_size=ne.encoder_hidden_size):(R.num_layers=ne.num_layers,R.num_heads=ne.num_heads,R.hidden_size=ne.hidden_size),R}const te={...J,...(0,M.pick)(V,["model_type","multi_query","is_encoder_decoder"])};for(const ne in P)te[ne]=V[P[ne]];return te}function xe(V,{prefix:P="past_key_values"}={}){const J={},te=V.normalized_config,ne=1;if(te.is_encoder_decoder&&"num_encoder_heads"in te&&"num_decoder_heads"in te){const ie=te.encoder_dim_kv??te.encoder_hidden_size/te.num_encoder_heads,R=te.decoder_dim_kv??te.decoder_hidden_size/te.num_decoder_heads,Z=[ne,te.num_encoder_heads,0,ie],se=[ne,te.num_decoder_heads,0,R];for(let ue=0;ue{var A;l.r(fe),l.d(fe,{apis:()=>R,env:()=>F});var M=l("?569f"),K=l("?3f59"),ge=l("?154a");const Me="3.0.0-alpha.8",xe=typeof self<"u",D=xe&&self.constructor.name==="DedicatedWorkerGlobalScope",x=xe&&"caches"in self,V=typeof navigator<"u"&&"gpu"in navigator,P=typeof navigator<"u"&&"ml"in navigator,J=typeof process<"u",te=J&&((A=process==null?void 0:process.release)==null?void 0:A.name)==="node",ne=!B(M),ie=!B(K),R=Object.freeze({IS_BROWSER_ENV:xe,IS_WEBWORKER_ENV:D,IS_WEB_CACHE_AVAILABLE:x,IS_WEBGPU_AVAILABLE:V,IS_WEBNN_AVAILABLE:P,IS_PROCESS_AVAILABLE:J,IS_NODE_ENV:te,IS_FS_AVAILABLE:ne,IS_PATH_AVAILABLE:ie}),Z=ne&&ie,se=Z?K.dirname(K.dirname(ge.fileURLToPath(self.location.href))):"./",ue=Z?K.join(se,"/.cache/"):null,oe="/models/",N=Z?K.join(se,oe):oe,F={version:Me,backends:{onnx:{},tfjs:{}},allowRemoteModels:!0,remoteHost:"https://huggingface.co/",remotePathTemplate:"{model}/resolve/{revision}/",allowLocalModels:!xe,localModelPath:N,useFS:ne,useBrowserCache:x,useFSCache:ne,cacheDir:ue,useCustomCache:!1,customCache:null};function B(_e){return Object.keys(_e).length===0}},"./src/generation/configuration_utils.js":(bt,fe,l)=>{l.r(fe),l.d(fe,{GenerationConfig:()=>K});var M=l("./src/utils/core.js");class K{constructor(Me){Te(this,"max_length",20);Te(this,"max_new_tokens",null);Te(this,"min_length",0);Te(this,"min_new_tokens",null);Te(this,"early_stopping",!1);Te(this,"max_time",null);Te(this,"do_sample",!1);Te(this,"num_beams",1);Te(this,"num_beam_groups",1);Te(this,"penalty_alpha",null);Te(this,"use_cache",!0);Te(this,"temperature",1);Te(this,"top_k",50);Te(this,"top_p",1);Te(this,"typical_p",1);Te(this,"epsilon_cutoff",0);Te(this,"eta_cutoff",0);Te(this,"diversity_penalty",0);Te(this,"repetition_penalty",1);Te(this,"encoder_repetition_penalty",1);Te(this,"length_penalty",1);Te(this,"no_repeat_ngram_size",0);Te(this,"bad_words_ids",null);Te(this,"force_words_ids",null);Te(this,"renormalize_logits",!1);Te(this,"constraints",null);Te(this,"forced_bos_token_id",null);Te(this,"forced_eos_token_id",null);Te(this,"remove_invalid_values",!1);Te(this,"exponential_decay_length_penalty",null);Te(this,"suppress_tokens",null);Te(this,"begin_suppress_tokens",null);Te(this,"forced_decoder_ids",null);Te(this,"guidance_scale",null);Te(this,"num_return_sequences",1);Te(this,"output_attentions",!1);Te(this,"output_hidden_states",!1);Te(this,"output_scores",!1);Te(this,"return_dict_in_generate",!1);Te(this,"pad_token_id",null);Te(this,"bos_token_id",null);Te(this,"eos_token_id",null);Te(this,"encoder_no_repeat_ngram_size",0);Te(this,"decoder_start_token_id",null);Te(this,"generation_kwargs",{});Object.assign(this,(0,M.pick)(Me,Object.getOwnPropertyNames(this)))}}},"./src/generation/logits_process.js":(bt,fe,l)=>{l.r(fe),l.d(fe,{ClassifierFreeGuidanceLogitsProcessor:()=>Z,ForcedBOSTokenLogitsProcessor:()=>D,ForcedEOSTokenLogitsProcessor:()=>x,LogitsProcessor:()=>ge,LogitsProcessorList:()=>xe,LogitsWarper:()=>Me,MinLengthLogitsProcessor:()=>ne,MinNewTokensLengthLogitsProcessor:()=>ie,NoBadWordsLogitsProcessor:()=>R,NoRepeatNGramLogitsProcessor:()=>J,RepetitionPenaltyLogitsProcessor:()=>te,SuppressTokensAtBeginLogitsProcessor:()=>V,TemperatureLogitsWarper:()=>se,TopKLogitsWarper:()=>oe,TopPLogitsWarper:()=>ue,WhisperTimeStampLogitsProcessor:()=>P});var M=l("./src/utils/generic.js");l("./src/utils/tensor.js");var K=l("./src/utils/maths.js");class ge extends M.Callable{_call(F,B){throw Error("`_call` should be implemented in a subclass")}}class Me extends M.Callable{_call(F,B){throw Error("`_call` should be implemented in a subclass")}}class xe extends M.Callable{constructor(){super(),this.processors=[]}push(F){this.processors.push(F)}extend(F){this.processors.push(...F)}_call(F,B){let A=B;for(const _e of this.processors)A=_e(F,A);return A}[Symbol.iterator](){return this.processors.values()}}class D extends ge{constructor(F){super(),this.bos_token_id=F}_call(F,B){for(let A=0;A=1&&$e[$e.length-1]>=this.timestamp_begin,Ie=$e.length<2||$e[$e.length-2]>=this.timestamp_begin;if(Se&&(Ie?ye.subarray(this.timestamp_begin).fill(-1/0):ye.subarray(0,this.eos_token_id).fill(-1/0)),F[A].length===this.begin_index&&this.max_initial_timestamp_index!==null){const we=this.timestamp_begin+this.max_initial_timestamp_index;ye.subarray(we+1).fill(-1/0)}const et=(0,K.log_softmax)(ye),Xe=Math.log(et.subarray(this.timestamp_begin).map(Math.exp).reduce((we,U)=>we+U)),ct=(0,K.max)(et.subarray(0,this.timestamp_begin))[0];Xe>ct&&ye.subarray(0,this.timestamp_begin).fill(-1/0)}return B}}class J extends ge{constructor(F){super(),this.no_repeat_ngram_size=F}getNgrams(F){const B=F.length,A=[];for(let ye=0;ye1 to use the classifier free guidance processor, got guidance scale ${F}.`);this.guidance_scale=F}_call(F,B){if(B.dims[0]!==2*F.length)throw new Error(`Logits should have twice the batch size of the input ids, the first half of batches corresponding to the conditional inputs, and the second half of batches corresponding to the unconditional inputs. Got batch size ${B.dims[0]} for the logits and ${F.length} for the input ids.`);const A=F.length,_e=B.slice([0,A],null),ye=B.slice([A,B.dims[0]],null);for(let $e=0;$e1)throw new Error(`\`top_p\` must be a float > 0 and < 1, but is ${F}`);if(!Number.isInteger(A)||A<1)throw new Error(`\`min_tokens_to_keep\` must be a positive integer, but is ${A}`);this.top_p=F,this.filter_value=B,this.min_tokens_to_keep=A}}class oe extends Me{constructor(F,{filter_value:B=-1/0,min_tokens_to_keep:A=1}={}){if(super(),!Number.isInteger(F)||F<0)throw new Error(`\`top_k\` must be a positive integer, but is ${F}`);this.top_k=Math.max(F,A),this.filter_value=B}}},"./src/generation/logits_sampler.js":(bt,fe,l)=>{l.r(fe),l.d(fe,{LogitsSampler:()=>Me});var M=l("./src/utils/generic.js"),K=l("./src/utils/tensor.js"),ge=l("./src/utils/maths.js");l("./src/generation/configuration_utils.js");class Me extends M.Callable{constructor(P){super(),this.generation_config=P}async _call(P){return this.sample(P)}async sample(P){throw Error("sample should be implemented in subclasses.")}getLogits(P,J){let te=P.dims.at(-1),ne=P.data;if(J===-1)ne=ne.slice(-te);else{let ie=J*te;ne=ne.slice(ie,ie+te)}return ne}randomSelect(P){let J=0;for(let ne=0;ne1)return new x(P);if(P.num_return_sequences>1)throw Error(`num_return_sequences has to be 1 when doing greedy search, but is ${P.num_return_sequences}.`);return new xe(P)}}class xe extends Me{async sample(P){const J=(0,ge.max)(P.data)[1];return[[BigInt(J),0]]}}class D extends Me{async sample(P){let J=P.dims.at(-1);this.generation_config.top_k>0&&(J=Math.min(this.generation_config.top_k,J));const[te,ne]=await(0,K.topk)(P,J),ie=(0,ge.softmax)(te.data);return Array.from({length:this.generation_config.num_beams},()=>{const R=this.randomSelect(ie);return[ne.data[R],Math.log(ie[R])]})}}class x extends Me{async sample(P){let J=P.dims.at(-1);this.generation_config.top_k>0&&(J=Math.min(this.generation_config.top_k,J));const[te,ne]=await(0,K.topk)(P,J),ie=(0,ge.softmax)(te.data);return Array.from({length:this.generation_config.num_beams},(R,Z)=>[ne.data[Z],Math.log(ie[Z])])}}},"./src/generation/stopping_criteria.js":(bt,fe,l)=>{l.r(fe),l.d(fe,{EosTokenCriteria:()=>xe,InterruptableStoppingCriteria:()=>D,MaxLengthCriteria:()=>Me,StoppingCriteria:()=>K,StoppingCriteriaList:()=>ge});var M=l("./src/utils/generic.js");class K extends M.Callable{_call(V,P){throw Error("StoppingCriteria needs to be subclassed")}}class ge extends M.Callable{constructor(){super(),this.criteria=[]}push(V){this.criteria.push(V)}extend(V){V instanceof ge?V=V.criteria:V instanceof K&&(V=[V]),this.criteria.push(...V)}_call(V,P){const J=new Array(V.length).fill(!1);for(const te of this.criteria){const ne=te(V,P);for(let ie=0;ieP.length>=this.max_length)}}class xe extends K{constructor(V){super(),Array.isArray(V)||(V=[V]),this.eos_token_id=V}_call(V,P){return V.map(J=>{const te=J.at(-1);return this.eos_token_id.some(ne=>te==ne)})}}class D extends K{constructor(){super(),this.interrupted=!1}interrupt(){this.interrupted=!0}reset(){this.interrupted=!1}_call(V,P){return new Array(V.length).fill(this.interrupted)}}},"./src/generation/streamers.js":(bt,fe,l)=>{l.r(fe),l.d(fe,{BaseStreamer:()=>Me,TextStreamer:()=>D,WhisperTextStreamer:()=>x});var M=l("./src/utils/core.js"),K=l("./src/tokenizers.js"),ge=l("./src/env.js");class Me{put(P){throw Error("Not implemented")}end(){throw Error("Not implemented")}}const xe=ge.apis.IS_PROCESS_AVAILABLE?V=>process.stdout.write(V):V=>console.log(V);class D extends Me{constructor(P,{skip_prompt:J=!1,callback_function:te=null,token_callback_function:ne=null,decode_kwargs:ie={},...R}={}){super(),this.tokenizer=P,this.skip_prompt=J,this.callback_function=te??xe,this.token_callback_function=ne,this.decode_kwargs={...ie,...R},this.token_cache=[],this.print_len=0,this.next_tokens_are_prompt=!0}put(P){var ie;if(P.length>1)throw Error("TextStreamer only supports batch size of 1");if(this.skip_prompt&&this.next_tokens_are_prompt){this.next_tokens_are_prompt=!1;return}const J=P[0];(ie=this.token_callback_function)==null||ie.call(this,J),this.token_cache=(0,M.mergeArrays)(this.token_cache,J);const te=this.tokenizer.decode(this.token_cache,this.decode_kwargs);let ne;te.endsWith(` +`)?(ne=te.slice(this.print_len),this.token_cache=[],this.print_len=0):te.length>0&&(0,K.is_chinese_char)(te.charCodeAt(te.length-1))?(ne=te.slice(this.print_len),this.print_len+=ne.length):(ne=te.slice(this.print_len,te.lastIndexOf(" 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Xe(m,w,k=!1){const X=m.sessions[k?"decoder_model_merged":"model"],{past_key_values:Pe,...De}=w;X.inputNames.includes("use_cache_branch")&&(De.use_cache_branch=Se(!!Pe)),X.inputNames.includes("position_ids")&&De.attention_mask&&!De.position_ids&&(De.position_ids=we(De,Pe)),m.addPastKeyValues(De,Pe);const it=(0,xe.pick)(De,X.inputNames);return await _e(X,it)}async function ct(m,{input_ids:w=null,attention_mask:k=null,pixel_values:X=null,position_ids:Pe=null,inputs_embeds:De=null,past_key_values:it=null,generation_config:$t=null,logits_processor:jt=null,...or}){if(!De){if(De=await m.encode_text({input_ids:w}),X&&w.dims[1]!==1){const Cr=await m.encode_image({pixel_values:X});({inputs_embeds:De,attention_mask:k}=m._merge_input_ids_with_image_features({image_features:Cr,inputs_embeds:De,input_ids:w,attention_mask:k}))}else if(it&&X&&w.dims[1]===1){const Cr=w.dims[1],lr=Object.values(it)[0].dims.at(-2);k=(0,P.cat)([(0,P.ones)([w.dims[0],lr]),k.slice(null,[k.dims[1]-Cr,k.dims[1]])],1)}}return await Xe(m,{inputs_embeds:De,past_key_values:it,attention_mask:k,position_ids:Pe,generation_config:$t,logits_processor:jt},!0)}function we(m,w=null){const{input_ids:k,inputs_embeds:X,attention_mask:Pe}=m,[De,it]=Pe.dims,$t=new BigInt64Array(Pe.data.length);for(let or=0;orDe.dims[1])){if(Pe$t==m.config.image_token_index)){const $t=m.config.num_image_tokens;if(!$t)throw new Error("`num_image_tokens` is missing in the model configuration.");const jt=De.dims[1]-(Pe-$t);k.input_ids=De.slice(null,[-jt,null]),k.attention_mask=(0,P.ones)([1,Pe+jt])}}}return k}function pe(m,w,k,X){return k.past_key_values&&(w=w.map(Pe=>[Pe.at(-1)])),{...k,decoder_input_ids:$e(w)}}function Ce(m,...w){return m.config.is_encoder_decoder?pe(m,...w):U(m,...w)}class ee extends Me.Callable{constructor(k,X){super();Te(this,"main_input_name","input_ids");Te(this,"forward_params",["input_ids","attention_mask"]);this.config=k,this.sessions=X;const Pe=N.get(this.constructor),De=ue.get(Pe);switch(this.can_generate=!1,this._forward=null,this._prepare_inputs_for_generation=null,De){case se.DecoderOnly:this.can_generate=!0,this._forward=Xe,this._prepare_inputs_for_generation=U;break;case se.Seq2Seq:case se.Vision2Seq:case se.Musicgen:this.can_generate=!0,this._forward=Ie,this._prepare_inputs_for_generation=pe;break;case se.EncoderDecoder:this._forward=Ie;break;case se.ImageTextToText:this.can_generate=!0,this._forward=ct,this._prepare_inputs_for_generation=Ce;break;default:this._forward=et;break}this.can_generate&&this.forward_params.push("past_key_values"),this.custom_config=this.config["transformers.js_config"]??{}}async dispose(){var X;const k=[];for(const Pe of Object.values(this.sessions))(X=Pe==null?void 0:Pe.handler)!=null&&X.dispose&&k.push(Pe.handler.dispose());return await Promise.all(k)}static async from_pretrained(k,{progress_callback:X=null,config:Pe=null,cache_dir:De=null,local_files_only:it=!1,revision:$t="main",model_file_name:jt=null,subfolder:or="onnx",device:sr=null,dtype:Cr=null,use_external_data_format:lr=null,session_options:fr={}}={}){let ur={progress_callback:X,config:Pe,cache_dir:De,local_files_only:it,revision:$t,model_file_name:jt,subfolder:or,device:sr,dtype:Cr,use_external_data_format:lr,session_options:fr};const hr=N.get(this),gr=ue.get(hr);Pe=ur.config=await M.AutoConfig.from_pretrained(k,ur);let Ar;if(gr===se.DecoderOnly)Ar=await Promise.all([B(k,{model:ur.model_file_name??"model"},ur),(0,D.getModelJSON)(k,"generation_config.json",!1,ur)]);else if(gr===se.Seq2Seq||gr===se.Vision2Seq)Ar=await Promise.all([B(k,{model:"encoder_model",decoder_model_merged:"decoder_model_merged"},ur),(0,D.getModelJSON)(k,"generation_config.json",!1,ur)]);else if(gr===se.MaskGeneration)Ar=await Promise.all([B(k,{model:"vision_encoder",prompt_encoder_mask_decoder:"prompt_encoder_mask_decoder"},ur)]);else if(gr===se.EncoderDecoder)Ar=await Promise.all([B(k,{model:"encoder_model",decoder_model_merged:"decoder_model_merged"},ur)]);else if(gr===se.ImageTextToText){const an={embed_tokens:"embed_tokens",vision_encoder:"vision_encoder",decoder_model_merged:"decoder_model_merged"};Pe.is_encoder_decoder&&(an.model="encoder_model"),Ar=await Promise.all([B(k,an,ur),(0,D.getModelJSON)(k,"generation_config.json",!1,ur)])}else gr===se.Musicgen?Ar=await Promise.all([B(k,{model:"text_encoder",decoder_model_merged:"decoder_model_merged",encodec_decode:"encodec_decode"},ur),(0,D.getModelJSON)(k,"generation_config.json",!1,ur)]):(gr!==se.EncoderOnly&&console.warn(`Model type for '${hr??(Pe==null?void 0:Pe.model_type)}' not found, assuming encoder-only architecture. Please report this at https://github.com/xenova/transformers.js/issues/new/choose.`),Ar=await Promise.all([B(k,{model:ur.model_file_name??"model"},ur)]));return new this(Pe,...Ar)}async _call(k){return await this.forward(k)}async forward(k){return await this._forward(this,k)}_get_logits_warper(k){const X=new x.LogitsProcessorList;return k.temperature!==null&&k.temperature!==1&&X.push(new x.TemperatureLogitsWarper(k.temperature)),k.top_k!==null&&k.top_k!==0&&X.push(new x.TopKLogitsWarper(k.top_k)),k.top_p!==null&&k.top_p<1&&X.push(new x.TopPLogitsWarper(k.top_p)),X}_get_logits_processor(k,X,Pe=null){const De=new x.LogitsProcessorList;if(k.repetition_penalty!==null&&k.repetition_penalty!==1&&De.push(new x.RepetitionPenaltyLogitsProcessor(k.repetition_penalty)),k.no_repeat_ngram_size!==null&&k.no_repeat_ngram_size>0&&De.push(new x.NoRepeatNGramLogitsProcessor(k.no_repeat_ngram_size)),k.bad_words_ids!==null&&De.push(new x.NoBadWordsLogitsProcessor(k.bad_words_ids,k.eos_token_id)),k.min_length!==null&&k.eos_token_id!==null&&k.min_length>0&&De.push(new x.MinLengthLogitsProcessor(k.min_length,k.eos_token_id)),k.min_new_tokens!==null&&k.eos_token_id!==null&&k.min_new_tokens>0&&De.push(new x.MinNewTokensLengthLogitsProcessor(X,k.min_new_tokens,k.eos_token_id)),k.forced_bos_token_id!==null&&De.push(new x.ForcedBOSTokenLogitsProcessor(k.forced_bos_token_id)),k.forced_eos_token_id!==null&&De.push(new x.ForcedEOSTokenLogitsProcessor(k.max_length,k.forced_eos_token_id)),k.begin_suppress_tokens!==null){const it=X>1||k.forced_bos_token_id===null?X:X+1;De.push(new x.SuppressTokensAtBeginLogitsProcessor(k.begin_suppress_tokens,it))}return k.guidance_scale!==null&&k.guidance_scale>1&&De.push(new x.ClassifierFreeGuidanceLogitsProcessor(k.guidance_scale)),Pe!==null&&De.extend(Pe),De}_prepare_generation_config(k,X,Pe=V.GenerationConfig){const De={...this.config};for(const $t of["decoder","generator","text_config"])$t in De&&Object.assign(De,De[$t]);const it=new Pe(De);return"generation_config"in this&&Object.assign(it,this.generation_config),k&&Object.assign(it,k),X&&Object.assign(it,(0,xe.pick)(X,Object.getOwnPropertyNames(it))),it}_get_stopping_criteria(k,X=null){const Pe=new te.StoppingCriteriaList;return k.max_length!==null&&Pe.push(new te.MaxLengthCriteria(k.max_length,this.config.max_position_embeddings??null)),k.eos_token_id!==null&&Pe.push(new te.EosTokenCriteria(k.eos_token_id)),X&&Pe.extend(X),Pe}_validate_model_class(){if(!this.can_generate){const k=[ni,_a,ma,ri],X=N.get(this.constructor),Pe=new Set,De=this.config.model_type;for(const $t of k){const jt=$t.get(De);jt&&Pe.add(jt[0])}let it=`The current model class (${X}) is not compatible with \`.generate()\`, as it doesn't have a language model head.`;throw Pe.size>0&&(it+=` Please use the following class instead: ${[...Pe].join(", ")}`),Error(it)}}prepare_inputs_for_generation(...k){return this._prepare_inputs_for_generation(this,...k)}_update_model_kwargs_for_generation({generated_input_ids:k,outputs:X,model_inputs:Pe,is_encoder_decoder:De}){return Pe.past_key_values=this.getPastKeyValues(X,Pe.past_key_values),Pe.input_ids=new P.Tensor("int64",k.flat(),[k.length,1]),De||(Pe.attention_mask=(0,P.cat)([Pe.attention_mask,(0,P.ones)([Pe.attention_mask.dims[0],1])],1)),Pe.position_ids=null,Pe}_prepare_model_inputs({inputs:k,bos_token_id:X,model_kwargs:Pe}){const De=(0,xe.pick)(Pe,this.forward_params),it=this.main_input_name;if(it in De){if(k)throw new Error("`inputs`: {inputs}` were passed alongside {input_name} which is not allowed. Make sure to either pass {inputs} or {input_name}=...")}else De[it]=k;return{inputs_tensor:De[it],model_inputs:De,model_input_name:it}}async _prepare_encoder_decoder_kwargs_for_generation({inputs_tensor:k,model_inputs:X,model_input_name:Pe,generation_config:De}){if(this.sessions.model.inputNames.includes("inputs_embeds")&&!X.inputs_embeds&&"_prepare_inputs_embeds"in this){const{input_ids:$t,pixel_values:jt,attention_mask:or,...sr}=X,Cr=await this._prepare_inputs_embeds(X);X={...sr,...(0,xe.pick)(Cr,["inputs_embeds","attention_mask"])}}let{last_hidden_state:it}=await et(this,X);if(De.guidance_scale!==null&&De.guidance_scale>1)it=(0,P.cat)([it,(0,P.full_like)(it,0)],0),"attention_mask"in X&&(X.attention_mask=(0,P.cat)([X.attention_mask,(0,P.zeros_like)(X.attention_mask)],0));else if(X.decoder_input_ids){const $t=$e(X.decoder_input_ids).dims[0];if($t!==it.dims[0]){if(it.dims[0]!==1)throw new Error(`The encoder outputs have a different batch size (${it.dims[0]}) than the decoder inputs (${$t}).`);it=(0,P.cat)(Array.from({length:$t},()=>it),0)}}return X.encoder_outputs=it,X}_prepare_decoder_input_ids_for_generation({batch_size:k,model_input_name:X,model_kwargs:Pe,decoder_start_token_id:De,bos_token_id:it,generation_config:$t}){let{decoder_input_ids:jt,...or}=Pe;if(jt)Array.isArray(jt[0])||(jt=Array.from({length:k},()=>jt));else if(De??(De=it),this.config.model_type==="musicgen")jt=Array.from({length:k*this.config.decoder.num_codebooks},()=>[De]);else if(Array.isArray(De)){if(De.length!==k)throw new Error(`\`decoder_start_token_id\` expcted to have length ${k} but got ${De.length}`);jt=De}else jt=Array.from({length:k},()=>[De]);return jt=$e(jt),Pe.decoder_attention_mask=(0,P.ones_like)(jt),{input_ids:jt,model_inputs:or}}async generate({inputs:k=null,generation_config:X=null,logits_processor:Pe=null,stopping_criteria:De=null,streamer:it=null,...$t}){this._validate_model_class(),X=this._prepare_generation_config(X,$t);let{inputs_tensor:jt,model_inputs:or,model_input_name:sr}=this._prepare_model_inputs({inputs:k,model_kwargs:$t});const Cr=this.config.is_encoder_decoder;Cr&&("encoder_outputs"in or||(or=await this._prepare_encoder_decoder_kwargs_for_generation({inputs_tensor:jt,model_inputs:or,model_input_name:sr,generation_config:X})));let lr;Cr?{input_ids:lr,model_inputs:or}=this._prepare_decoder_input_ids_for_generation({batch_size:or[sr].dims.at(0),model_input_name:sr,model_kwargs:or,decoder_start_token_id:X.decoder_start_token_id,bos_token_id:X.bos_token_id,generation_config:X}):lr=or[sr];let fr=lr.dims.at(-1);X.max_new_tokens!==null&&(X.max_length=fr+X.max_new_tokens);const ur=this._get_logits_processor(X,fr,Pe),hr=this._get_stopping_criteria(X,De),gr=or[sr].dims.at(0),Ar=ne.LogitsSampler.getSampler(X),an=new Array(gr).fill(0),ln=lr.tolist();it&&it.put(ln);let Bn=null,en={};for(;;){or=this.prepare_inputs_for_generation(ln,or,X);const tn=await this.forward(or);if(X.output_attentions&&X.return_dict_in_generate){const Sn=this.getAttentions(tn);for(const Ps in Sn)Ps in en||(en[Ps]=[]),en[Ps].push(Sn[Ps])}const si=tn.logits.slice(null,-1,null),ii=ur(ln,si),Ma=[];for(let Sn=0;SnSn)){X.return_dict_in_generate&&(Bn=this.getPastKeyValues(tn,or.past_key_values,!1));break}or=this._update_model_kwargs_for_generation({generated_input_ids:Ma,outputs:tn,model_inputs:or,is_encoder_decoder:Cr})}it&&it.end();const Gr=new P.Tensor("int64",ln.flat(),[ln.length,ln[0].length]);return X.return_dict_in_generate?{sequences:Gr,past_key_values:Bn,...en}:Gr}getPastKeyValues(k,X,Pe=!0){const De=Object.create(null);for(const it in k)if(it.startsWith("present")){const $t=it.replace("present","past_key_values");if(X&&it.includes("encoder"))De[$t]=X[$t];else{if(Pe&&X){const jt=X[$t];jt.location==="gpu-buffer"&&jt.dispose()}De[$t]=k[it]}}return De}getAttentions(k){const X={};for(const Pe of["cross_attentions","encoder_attentions","decoder_attentions"])for(const De in k)De.startsWith(Pe)&&(Pe in X||(X[Pe]=[]),X[Pe].push(k[De]));return X}addPastKeyValues(k,X){if(X)Object.assign(k,X);else{const Pe=this.custom_config.kv_cache_dtype??"float32",De=Pe==="float16"?new Uint16Array:[],it=(0,M.getKeyValueShapes)(this.config);for(const $t in it)k[$t]=new P.Tensor(Pe,De,it[$t])}}async encode_image({pixel_values:k}){const X=(await _e(this.sessions.vision_encoder,{pixel_values:k})).image_features;return this.config.num_image_tokens||(console.warn(`The number of image tokens was not set in the model configuration. Setting it to the number of features detected by the vision encoder (${X.dims[1]}).`),this.config.num_image_tokens=X.dims[1]),X}async encode_text({input_ids:k}){return(await _e(this.sessions.embed_tokens,{input_ids:k})).inputs_embeds}}class Ge{}class dt extends Ge{constructor({last_hidden_state:w,hidden_states:k=null,attentions:X=null}){super(),this.last_hidden_state=w,this.hidden_states=k,this.attentions=X}}class tt extends ee{}class ot extends tt{}class Le extends tt{async _call(w){return new Zr(await super._call(w))}}class st extends tt{async _call(w){return new ar(await super._call(w))}}class xt extends tt{async _call(w){return new Hr(await super._call(w))}}class ze extends tt{async _call(w){return new Jr(await super._call(w))}}class re extends ee{}class ke extends re{}class Ne extends ee{}class Ue extends Ne{}class Ve extends Ne{async _call(w){return new Zr(await super._call(w))}}class qe extends Ne{async _call(w){return new ar(await super._call(w))}}class lt extends Ne{async _call(w){return new Hr(await super._call(w))}}class ft extends Ne{async _call(w){return new Jr(await super._call(w))}}class gt extends ee{}class Mt extends gt{}class v extends gt{async _call(w){return new Zr(await super._call(w))}}class W extends gt{async _call(w){return new ar(await super._call(w))}}class S extends gt{async _call(w){return new Hr(await super._call(w))}}class Q extends gt{async _call(w){return new Jr(await super._call(w))}}class he extends ee{}class Ye extends he{}class Je extends he{async _call(w){return new Zr(await super._call(w))}}class Pt extends he{async _call(w){return new ar(await super._call(w))}}class mt extends he{async _call(w){return new Hr(await super._call(w))}}class Ee extends he{async _call(w){return new Jr(await super._call(w))}}class $ extends ee{}class q extends ${}class be extends ${async _call(w){return new Zr(await super._call(w))}}class Be extends ${async _call(w){return new ar(await super._call(w))}}class Ae extends ${async _call(w){return new Hr(await super._call(w))}}class Re extends ${async _call(w){return new Jr(await super._call(w))}}class ut extends ee{}class nt extends ut{}class vt extends ut{async _call(w){return new Zr(await super._call(w))}}class pt extends ut{async _call(w){return new ar(await super._call(w))}}class Tt extends ut{async _call(w){return new Hr(await super._call(w))}}class Lt extends ut{async _call(w){return new Jr(await super._call(w))}}class He extends ee{}class Nt extends He{}class Rt extends He{async _call(w){return new Zr(await super._call(w))}}class qt extends He{async _call(w){return new ar(await super._call(w))}}class Ht extends He{async _call(w){return new Hr(await super._call(w))}}class Yt extends He{async _call(w){return new Jr(await super._call(w))}}class Wt extends ee{}class xr extends Wt{}class Vr extends Wt{async _call(w){return new ar(await super._call(w))}}class Tr extends Wt{async _call(w){return new Hr(await super._call(w))}}class Ze extends Wt{async _call(w){return new Jr(await super._call(w))}}class kt extends Wt{async _call(w){return new Zr(await super._call(w))}}class Dt extends ee{}class Ur extends Dt{}class Vn extends Dt{async _call(w){return new Zr(await super._call(w))}}class An extends Dt{async _call(w){return new ar(await super._call(w))}}class Or extends Dt{async _call(w){return new Hr(await super._call(w))}}class Xr extends ee{}class Dr extends Xr{}class Cn extends Xr{async _call(w){return new Zr(await super._call(w))}}class Er extends Xr{async _call(w){return new ar(await super._call(w))}}class jn extends Xr{async _call(w){return new Jr(await super._call(w))}}class In extends ee{}class Rs extends In{}class fs extends In{async _call(w){return new Zr(await super._call(w))}}class ms extends In{async _call(w){return new ar(await super._call(w))}}class _s extends In{async _call(w){return new Hr(await super._call(w))}}class gs extends In{async _call(w){return new Jr(await super._call(w))}}class Un extends ee{}class Ns extends Un{}class rs extends Un{async _call(w){return new Zr(await super._call(w))}}class kn extends Un{async _call(w){return new ar(await super._call(w))}}class Fn extends Un{async _call(w){return new Jr(await super._call(w))}}class On extends ee{}class Kn extends On{}class ns extends On{async _call(w){return new ar(await super._call(w))}}class ss extends On{async _call(w){return new Jr(await super._call(w))}}class Kt extends On{async _call(w){return new Zr(await super._call(w))}}class Xn extends ee{constructor(k,X,Pe){super(k,X);Te(this,"forward_params",["input_ids","attention_mask","encoder_outputs","decoder_input_ids","decoder_attention_mask","past_key_values"]);this.generation_config=Pe}}class ws extends Xn{}class ys extends Xn{}class is extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class bs extends is{}class vs extends is{}class as extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class Ms extends as{}class Fr extends as{}class pn extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class ve extends pn{}class _ extends pn{}class O extends pn{async _call(w){return new ar(await super._call(w))}}class Y extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class de extends Y{}class ce extends Y{}class Fe extends Y{async _call(w){return new ar(await super._call(w))}}class _t extends Y{}class yt extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class wt extends yt{}class St extends yt{}class Qt extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class $r extends Qt{}class er extends Qt{}class Ut extends ee{}class pr extends Ut{}class nn extends Ut{async _call(w){return new Zr(await super._call(w))}}class Kr extends Ut{async _call(w){return new ar(await super._call(w))}}class je extends Ut{async _call(w){return new Hr(await super._call(w))}}class gn extends Ut{async _call(w){return new Jr(await super._call(w))}}class yr extends ee{}class Wr extends yr{}class on extends yr{async _call(w){return new Zr(await super._call(w))}}class Xt extends yr{async _call(w){return new ar(await super._call(w))}}class hn extends yr{async _call(w){return new Hr(await super._call(w))}}class Qr extends yr{async _call(w){return new Jr(await super._call(w))}}class br extends ee{}class vr extends br{}class Ct extends br{async _call(w){return new Zr(await super._call(w))}}class mr extends br{async _call(w){return new ar(await super._call(w))}}class Sr extends br{async _call(w){return new Hr(await super._call(w))}}class Br extends br{async _call(w){return new Jr(await super._call(w))}}class fn extends ee{}class Ot extends fn{}class Vs extends fn{}class rt extends ee{constructor(k,X,Pe){super(k,X);Te(this,"requires_attention_mask",!1);Te(this,"main_input_name","input_features");Te(this,"forward_params",["input_features","attention_mask","decoder_input_ids","decoder_attention_mask","past_key_values"]);this.generation_config=Pe}}class Vt extends rt{}class di extends rt{_prepare_generation_config(w,k){return super._prepare_generation_config(w,k,R.WhisperGenerationConfig)}_retrieve_init_tokens(w){const k=[w.decoder_start_token_id];let X=w.language;const Pe=w.task;if(w.is_multilingual){X||(console.warn("No language specified - defaulting to English (en)."),X="en");const it=`<|${(0,Z.whisper_language_to_code)(X)}|>`;k.push(w.lang_to_id[it]),k.push(w.task_to_id[Pe??"transcribe"])}else if(X||Pe)throw new Error("Cannot specify `task` or `language` for an English-only model. If the model is intended to be multilingual, pass `is_multilingual=true` to generate, or update the generation config.");return!w.return_timestamps&&w.no_timestamps_token_id&&k.at(-1)!==w.no_timestamps_token_id?k.push(w.no_timestamps_token_id):w.return_timestamps&&k.at(-1)===w.no_timestamps_token_id&&(console.warn("<|notimestamps|> prompt token is removed from generation_config since `return_timestamps` is set to `true`."),k.pop()),k.filter(De=>De!=null)}async generate({inputs:w=null,generation_config:k=null,logits_processor:X=null,stopping_criteria:Pe=null,...De}){k=this._prepare_generation_config(k,De);const it=De.decoder_input_ids??this._retrieve_init_tokens(k);if(k.return_timestamps&&(X??(X=new x.LogitsProcessorList),X.push(new x.WhisperTimeStampLogitsProcessor(k,it))),k.begin_suppress_tokens&&(X??(X=new x.LogitsProcessorList),X.push(new x.SuppressTokensAtBeginLogitsProcessor(k.begin_suppress_tokens,it.length))),k.return_token_timestamps){if(!k.alignment_heads)throw new Error("Model generation config has no `alignment_heads`, token-level timestamps not available. See https://gist.github.com/hollance/42e32852f24243b748ae6bc1f985b13a on how to add this property to the generation config.");k.task==="translate"&&console.warn("Token-level timestamps may not be reliable for task 'translate'."),k.output_attentions=!0,k.return_dict_in_generate=!0}const $t=await super.generate({inputs:w,generation_config:k,logits_processor:X,decoder_input_ids:it,...De});return k.return_token_timestamps&&($t.token_timestamps=this._extract_token_timestamps($t,k.alignment_heads,k.num_frames)),$t}_extract_token_timestamps(w,k,X=null,Pe=.02){if(!w.cross_attentions)throw new Error("Model outputs must contain cross attentions to extract timestamps. This is most likely because the model was not exported with `output_attentions=True`.");X==null&&console.warn("`num_frames` has not been set, meaning the entire audio will be analyzed. This may lead to inaccurate token-level timestamps for short audios (< 30 seconds).");let De=this.config.median_filter_width;De===void 0&&(console.warn("Model config has no `median_filter_width`, using default value of 7."),De=7);const it=w.cross_attentions,$t=Array.from({length:this.config.decoder_layers},(hr,gr)=>(0,P.cat)(it.map(Ar=>Ar[gr]),2)),jt=(0,P.stack)(k.map(([hr,gr])=>{if(hr>=$t.length)throw new Error(`Layer index ${hr} is out of bounds for cross attentions (length ${$t.length}).`);return X?$t[hr].slice(null,gr,null,[0,X]):$t[hr].slice(null,gr)})).transpose(1,0,2,3),[or,sr]=(0,P.std_mean)(jt,-2,0,!0),Cr=jt.clone();for(let hr=0;hrAr[tn+1]-Ar[tn]),Bn=(0,xe.mergeArrays)([1],ln).map(Gr=>!!Gr),en=[];for(let Gr=0;Grlr.findIndex(fr=>fr==De)),jt=$t.every(lr=>lr===-1),or=$t.every(lr=>lr!==-1);if(!jt&&!or)throw new Error("Every input should contain either 0 or 1 image token.");if(jt)return{inputs_embeds:w,attention_mask:Pe};const sr=[],Cr=[];for(let lr=0;lr<$t.length;++lr){const fr=$t[lr],ur=w[lr],hr=k[lr],gr=Pe[lr];sr.push((0,P.cat)([ur.slice([0,fr]),hr,ur.slice([fr+1,ur.dims[0]])],0)),Cr.push((0,P.cat)([gr.slice([0,fr]),(0,P.ones)([hr.dims[0]]),gr.slice([fr+1,gr.dims[0]])],0))}return{inputs_embeds:(0,P.stack)(sr,0),attention_mask:(0,P.stack)(Cr,0)}}}class nr extends os{}class Sa extends ee{constructor(k,X,Pe){super(k,X);Te(this,"forward_params",["input_ids","inputs_embeds","attention_mask","pixel_values","encoder_outputs","decoder_input_ids","decoder_inputs_embeds","decoder_attention_mask","past_key_values"]);Te(this,"main_input_name","inputs_embeds");this.generation_config=Pe}}class pi extends Sa{_merge_input_ids_with_image_features({inputs_embeds:w,image_features:k,input_ids:X,attention_mask:Pe}){return{inputs_embeds:(0,P.cat)([k,w],1),attention_mask:(0,P.cat)([(0,P.ones)(k.dims.slice(0,2)),Pe],1)}}async _prepare_inputs_embeds({input_ids:w,pixel_values:k,inputs_embeds:X,attention_mask:Pe}){if(!w&&!k)throw new Error("Either `input_ids` or `pixel_values` should be provided.");let De,it;return w&&(De=await this.encode_text({input_ids:w})),k&&(it=await this.encode_image({pixel_values:k})),De&&it?{inputs_embeds:X,attention_mask:Pe}=this._merge_input_ids_with_image_features({inputs_embeds:De,image_features:it,input_ids:w,attention_mask:Pe}):X=De||it,{inputs_embeds:X,attention_mask:Pe}}async forward({input_ids:w,pixel_values:k,attention_mask:X,decoder_input_ids:Pe,decoder_attention_mask:De,encoder_outputs:it,past_key_values:$t,inputs_embeds:jt,decoder_inputs_embeds:or}){if(jt||({inputs_embeds:jt,attention_mask:X}=await this._prepare_inputs_embeds({input_ids:w,pixel_values:k,inputs_embeds:jt,attention_mask:X})),!it){let{last_hidden_state:lr}=await et(this,{inputs_embeds:jt,attention_mask:X});it=lr}if(!or){if(!Pe)throw new Error("Either `decoder_input_ids` or `decoder_inputs_embeds` should be provided.");or=await this.encode_text({input_ids:Pe})}return await Xe(this,{inputs_embeds:or,attention_mask:De,encoder_attention_mask:X,encoder_hidden_states:it,past_key_values:$t},!0)}}class xs extends ee{}class Pa extends xs{}class En extends xs{static async from_pretrained(w,k={}){return k.model_file_name??(k.model_file_name="text_model"),super.from_pretrained(w,k)}}class Aa extends xs{static async from_pretrained(w,k={}){return k.model_file_name??(k.model_file_name="vision_model"),super.from_pretrained(w,k)}}class hi extends ee{}class ls extends hi{}class Ia extends hi{static async from_pretrained(w,k={}){return k.model_file_name??(k.model_file_name="text_model"),super.from_pretrained(w,k)}}class Fa extends xs{static async from_pretrained(w,k={}){return k.model_file_name??(k.model_file_name="vision_model"),super.from_pretrained(w,k)}}class Oa extends ee{}class za extends Oa{}class fi extends ee{}class Da extends fi{}class Ba extends fi{}class mi extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class La extends mi{}class Ra extends mi{}class wn extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class Na extends wn{}class Va extends wn{}class _i extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class ja extends _i{}class Ua extends _i{}class gi extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class Wa extends gi{}class Ga extends gi{}class wi extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class qa extends wi{}class Iu extends wi{}class yn extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class Ha extends yn{}class js extends yn{}class Us extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class Tn extends Us{}class Ka extends Us{}class yi extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class Xa extends yi{}class Qa extends yi{}class bi extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class Ya extends bi{}class Za extends bi{}class vi extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class Ja extends vi{}class eo extends vi{}class bn extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class to extends bn{}class ro extends bn{}class Mi extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class no extends Mi{}class so extends Mi{}class xi extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class io extends xi{}class ao extends xi{}class Ti extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class oo extends Ti{}class $i extends Ti{}class Ws extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class lo extends Ws{}class uo extends Ws{}class Gs extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class Fu extends Gs{}class co extends Gs{}class Ci extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class po extends Ci{}class ho extends Ci{}class us extends ee{}class fo extends us{}class mo extends us{async _call(w){return new ar(await super._call(w))}}class qs extends ee{}class _o extends qs{}class go extends qs{async _call(w){return new ar(await super._call(w))}}class wo extends ee{}class yo extends wo{async _call(w){return new xu(await super._call(w))}}class bo extends ee{}class vo extends bo{}class Mo extends bo{async _call(w){return new ar(await super._call(w))}}class ki extends ee{}class Ou extends ki{}class xo extends ki{async _call(w){return new ar(await super._call(w))}}class _r extends ee{}class To extends _r{}class $o extends _r{}class Ei extends ee{}class Co extends Ei{}class ko extends Ei{}class Si extends ee{}class Eo extends Si{}class So extends Si{async _call(w){return new ar(await super._call(w))}}class Hs extends ee{}class Po extends Hs{}class Ao extends Hs{async _call(w){return new Pi(await super._call(w))}}class Io extends Hs{async _call(w){return new Fo(await super._call(w))}}class Pi extends Ge{constructor({logits:w,pred_boxes:k}){super(),this.logits=w,this.pred_boxes=k}}class Fo extends Ge{constructor({logits:w,pred_boxes:k,pred_masks:X}){super(),this.logits=w,this.pred_boxes=k,this.pred_masks=X}}class ds extends ee{}class Oo extends ds{}class Ks extends ds{async _call(w){return new zo(await super._call(w))}}class zo extends Ge{constructor({logits:w,pred_boxes:k}){super(),this.logits=w,this.pred_boxes=k}}class Ai extends ee{}class Do extends Ai{}class Bo extends Ai{async _call(w){return new Lo(await super._call(w))}}class Lo extends Pi{}class Ii extends ee{}class Ro extends Ii{}class No extends Ii{async _call(w){return new ar(await super._call(w))}}class Fi extends ee{}class Vo extends Fi{}class jo extends Fi{async _call(w){return new ar(await super._call(w))}}class Oi extends ee{}class Uo extends Oi{}class Wo extends Oi{async _call(w){return new ar(await super._call(w))}}class zi extends ee{}class Go extends zi{}class Di extends zi{}class Bi extends ee{}class Li extends Bi{}class Ri extends Bi{}class qo extends ee{}class Ho extends qo{}class Ni extends ee{}class Ko extends Ni{}class Xo extends Ni{}class Qo extends ee{}class Vi extends Qo{}class ji extends ee{}class Yo extends ji{}class Zo extends ji{async _call(w){return new ar(await super._call(w))}}class Jo extends ee{}class el extends Jo{}class tl extends Jo{async _call(w){return new ar(await super._call(w))}}class vn extends ee{}class rl extends vn{}class nl extends vn{async _call(w){return new ar(await super._call(w))}}class Ui extends ee{}class sl extends Ui{}class il extends Ui{async _call(w){return new al(await super._call(w))}}class al extends Ge{constructor({logits:w,pred_boxes:k}){super(),this.logits=w,this.pred_boxes=k}}class ol extends ee{}class ll extends ol{async get_image_embeddings({pixel_values:w}){return await et(this,{pixel_values:w})}async forward(w){if((!w.image_embeddings||!w.image_positional_embeddings)&&(w={...w,...await this.get_image_embeddings(w)}),!w.input_labels&&w.input_points){const X=w.input_points.dims.slice(0,-1),Pe=X.reduce((De,it)=>De*it,1);w.input_labels=new P.Tensor("int64",new BigInt64Array(Pe).fill(1n),X)}const k={image_embeddings:w.image_embeddings,image_positional_embeddings:w.image_positional_embeddings};return w.input_points&&(k.input_points=w.input_points),w.input_labels&&(k.input_labels=w.input_labels),w.input_boxes&&(k.input_boxes=w.input_boxes),await _e(this.sessions.prompt_encoder_mask_decoder,k)}async _call(w){return new ul(await super._call(w))}}class ul extends Ge{constructor({iou_scores:w,pred_masks:k}){super(),this.iou_scores=w,this.pred_masks=k}}class Wi extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class zu extends Wi{}class dl extends Wi{}class Gi extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class cl extends Gi{}class pl extends Gi{}class Wn extends ee{}class hl extends Wn{}class Du extends Wn{async _call(w){return new Qn(await super._call(w))}}class Gn extends Wn{async _call(w){return new ar(await super._call(w))}}class qn extends Wn{async _call(w){return new Hr(await super._call(w))}}class zn extends ee{}class qi extends zn{}class Hn extends zn{async _call(w){return new Hr(await super._call(w))}}class Yr extends ee{}class Hi extends Yr{}class cs extends ee{}class Ki extends cs{}class fl extends cs{async _call(w){return new Qn(await super._call(w))}}class ml extends cs{async _call(w){return new ar(await super._call(w))}}class Ts extends ee{}class Xs extends Ts{}class Xi extends Ts{async _call(w){return new Qn(await super._call(w))}}class _l extends Ts{async _call(w){return new ar(await super._call(w))}}class Qs extends Ts{async _call(w){return new Hr(await super._call(w))}}class Ys extends ee{}class Qi extends Ys{}class Zs extends Ys{async _call(w){return new Qn(await super._call(w))}}class gl extends Ys{async _call(w){return new ar(await super._call(w))}}class Bu extends ee{}class Lu extends Wn{}class wl extends Wn{async _call(w){return new Qn(await super._call(w))}}class Yi extends Wn{async _call(w){return new ar(await super._call(w))}}class Dn extends ee{}class yl extends Dn{}class Zi extends Dn{async _call(w){return new Qn(await super._call(w))}}class bl extends Dn{async _call(w){return new ar(await super._call(w))}}class vl extends Dn{async _call(w){return new Mu(await super._call(w))}}class Ml extends Dn{async _call(w){return new Hr(await super._call(w))}}class Ji extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class xl extends Ji{}class Tl extends Ji{}class Ru extends Ji{async generate_speech(w,k,{threshold:X=.5,minlenratio:Pe=0,maxlenratio:De=20,vocoder:it=null}={}){const $t={input_ids:w},{encoder_outputs:jt,encoder_attention_mask:or}=await et(this,$t),sr=jt.dims[1]/this.config.reduction_factor,Cr=Math.floor(sr*De),lr=Math.floor(sr*Pe),fr=this.config.num_mel_bins;let ur=[],hr=null,gr=null,Ar=0;for(;;){++Ar;const Bn=Se(!!gr);let en;gr?en=gr.output_sequence_out:en=new P.Tensor("float32",new Float32Array(fr),[1,1,fr]);let Gr={use_cache_branch:Bn,output_sequence:en,encoder_attention_mask:or,speaker_embeddings:k,encoder_hidden_states:jt};this.addPastKeyValues(Gr,hr),gr=await _e(this.sessions.decoder_model_merged,Gr),hr=this.getPastKeyValues(gr,hr);const{prob:tn,spectrum:si}=gr;if(ur.push(si),Ar>=lr&&(Array.from(tn.data).filter(ii=>ii>=X).length>0||Ar>=Cr))break}const an=(0,P.cat)(ur),{waveform:ln}=await _e(it.sessions.model,{spectrogram:an});return{spectrogram:an,waveform:ln}}}class ea extends ee{constructor(){super(...arguments);Te(this,"main_input_name","spectrogram")}}class $l extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class Cl extends $l{}class ta extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class Js extends ta{}class ei extends ta{}class ra extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class ti extends ra{}class na extends ra{}class sa extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class kl extends sa{}class El extends sa{}class $s extends ee{}class Sl extends $s{}class Pl extends $s{static async from_pretrained(w,k={}){return k.model_file_name??(k.model_file_name="text_model"),super.from_pretrained(w,k)}}class Al extends $s{static async from_pretrained(w,k={}){return k.model_file_name??(k.model_file_name="audio_model"),super.from_pretrained(w,k)}}class Nu extends ee{}class ia extends Nu{async _call(w){return new td(await super._call(w))}}class Cs extends ee{}class $d extends Cs{}class Il extends Cs{}class Fl extends Cs{}class aa extends ee{constructor(w,k,X){super(w,k),this.generation_config=X}}class oa extends aa{}class Ol extends aa{}class la extends ee{}class zl extends la{}class Dl extends la{async _call(w){return new ar(await super._call(w))}}class ua extends ee{}class Vu extends ua{}class Cd extends ua{}class da extends ee{constructor(k,X,Pe){super(k,X);Te(this,"forward_params",["input_ids","attention_mask","encoder_outputs","decoder_input_ids","decoder_attention_mask","past_key_values"]);this.generation_config=Pe}_apply_and_filter_by_delay_pattern_mask(k){const[X,Pe]=k.dims,De=this.config.decoder.num_codebooks,it=Pe-De;let $t=0;for(let sr=0;sr0&&fr<=it&&(k.data[$t++]=k.data[sr])}const jt=Math.floor(X/De),or=$t/(jt*De);return new P.Tensor(k.type,k.data.slice(0,$t),[jt,De,or])}prepare_inputs_for_generation(k,X,Pe){let De=structuredClone(k);for(let $t=0;$t=jt&&(De[$t][jt]=BigInt(this.config.decoder.pad_token_id));return Pe.guidance_scale!==null&&Pe.guidance_scale>1&&(De=De.concat(De)),super.prepare_inputs_for_generation(De,X,Pe)}async generate(k){const X=await super.generate(k),Pe=this._apply_and_filter_by_delay_pattern_mask(X).unsqueeze_(0),{audio_values:De}=await _e(this.sessions.encodec_decode,{audio_codes:Pe});return De}}class ca extends ee{}class Bl extends ca{}class ju extends ca{async _call(w){return new ar(await super._call(w))}}class pa extends ee{}class Ll extends pa{}class Rl extends pa{async _call(w){return new ar(await super._call(w))}}class ha extends ee{}class Nl extends ha{}class Uu extends ha{async _call(w){return new ar(await super._call(w))}}class ks extends ee{}class Es extends ks{}class fa extends ks{async _call(w){return new ar(await super._call(w))}}class Pr{static async from_pretrained(w,{progress_callback:k=null,config:X=null,cache_dir:Pe=null,local_files_only:De=!1,revision:it="main",model_file_name:$t=null,subfolder:jt="onnx",device:or=null,dtype:sr=null,use_external_data_format:Cr=null,session_options:lr={}}={}){let fr={progress_callback:k,config:X,cache_dir:Pe,local_files_only:De,revision:it,model_file_name:$t,subfolder:jt,device:or,dtype:sr,use_external_data_format:Cr,session_options:lr};if(fr.config=await M.AutoConfig.from_pretrained(w,fr),!this.MODEL_CLASS_MAPPINGS)throw new Error("`MODEL_CLASS_MAPPINGS` not implemented for this type of `AutoClass`: "+this.name);for(let ur of this.MODEL_CLASS_MAPPINGS){const hr=ur.get(fr.config.model_type);if(hr)return await hr[1].from_pretrained(w,fr)}if(this.BASE_IF_FAIL)return console.warn(`Unknown model class "${fr.config.model_type}", attempting to construct from base class.`),await ee.from_pretrained(w,fr);throw Error(`Unsupported model type: ${fr.config.model_type}`)}}Te(Pr,"MODEL_CLASS_MAPPINGS",null),Te(Pr,"BASE_IF_FAIL",!1);const Wu=new Map([["bert",["BertModel",ot]],["nomic_bert",["NomicBertModel",ke]],["roformer",["RoFormerModel",Ue]],["electra",["ElectraModel",Ye]],["esm",["EsmModel",Ur]],["convbert",["ConvBertModel",Mt]],["camembert",["CamembertModel",q]],["deberta",["DebertaModel",nt]],["deberta-v2",["DebertaV2Model",Nt]],["mpnet",["MPNetModel",Rs]],["albert",["AlbertModel",Kn]],["distilbert",["DistilBertModel",xr]],["roberta",["RobertaModel",pr]],["xlm",["XLMModel",Wr]],["xlm-roberta",["XLMRobertaModel",vr]],["clap",["ClapModel",Sl]],["clip",["CLIPModel",Pa]],["clipseg",["CLIPSegModel",Da]],["chinese_clip",["ChineseCLIPModel",za]],["siglip",["SiglipModel",ls]],["mobilebert",["MobileBertModel",Dr]],["squeezebert",["SqueezeBertModel",Ns]],["wav2vec2",["Wav2Vec2Model",hl]],["wav2vec2-bert",["Wav2Vec2BertModel",Qi]],["unispeech",["UniSpeechModel",Ki]],["unispeech-sat",["UniSpeechSatModel",Xs]],["hubert",["HubertModel",Lu]],["wavlm",["WavLMModel",yl]],["audio-spectrogram-transformer",["ASTModel",Ot]],["vits",["VitsModel",ia]],["pyannote",["PyAnnoteModel",qi]],["wespeaker-resnet",["WeSpeakerResNetModel",Hi]],["detr",["DetrModel",Po]],["rt_detr",["RTDetrModel",Oo]],["table-transformer",["TableTransformerModel",Do]],["vit",["ViTModel",fo]],["fastvit",["FastViTModel",_o]],["mobilevit",["MobileViTModel",vo]],["mobilevitv2",["MobileViTV2Model",Ou]],["owlvit",["OwlViTModel",To]],["owlv2",["Owlv2Model",Co]],["beit",["BeitModel",Eo]],["deit",["DeiTModel",Ro]],["convnext",["ConvNextModel",Yo]],["convnextv2",["ConvNextV2Model",el]],["dinov2",["Dinov2Model",rl]],["resnet",["ResNetModel",Vo]],["swin",["SwinModel",Uo]],["swin2sr",["Swin2SRModel",Go]],["donut-swin",["DonutSwinModel",Vi]],["yolos",["YolosModel",sl]],["dpt",["DPTModel",Li]],["glpn",["GLPNModel",Ko]],["hifigan",["SpeechT5HifiGan",ea]],["efficientnet",["EfficientNetModel",zl]],["mobilenet_v1",["MobileNetV1Model",Bl]],["mobilenet_v2",["MobileNetV2Model",Ll]],["mobilenet_v3",["MobileNetV3Model",Nl]],["mobilenet_v4",["MobileNetV4Model",Es]]]),Gu=new Map([["t5",["T5Model",ws]],["longt5",["LongT5Model",bs]],["mt5",["MT5Model",Ms]],["bart",["BartModel",ve]],["mbart",["MBartModel",de]],["marian",["MarianModel",zu]],["whisper",["WhisperModel",Vt]],["m2m_100",["M2M100Model",cl]],["blenderbot",["BlenderbotModel",wt]],["blenderbot-small",["BlenderbotSmallModel",$r]]]),qu=new Map([["bloom",["BloomModel",lo]],["gpt2",["GPT2Model",La]],["gptj",["GPTJModel",Wa]],["gpt_bigcode",["GPTBigCodeModel",qa]],["gpt_neo",["GPTNeoModel",Na]],["gpt_neox",["GPTNeoXModel",ja]],["codegen",["CodeGenModel",Ha]],["llama",["LlamaModel",Tn]],["cohere",["CohereModel",Xa]],["gemma",["GemmaModel",Ya]],["gemma2",["Gemma2Model",Ja]],["openelm",["OpenELMModel",to]],["qwen2",["Qwen2Model",no]],["phi",["PhiModel",io]],["phi3",["Phi3Model",oo]],["mpt",["MptModel",Fu]],["opt",["OPTModel",po]],["mistral",["MistralModel",Js]],["starcoder2",["Starcoder2Model",ti]],["falcon",["FalconModel",kl]],["stablelm",["StableLmModel",oa]]]),ri=new Map([["speecht5",["SpeechT5ForSpeechToText",Tl]],["whisper",["WhisperForConditionalGeneration",di]]]),Vl=new Map([["speecht5",["SpeechT5ForTextToSpeech",Ru]]]),jl=new Map([["vits",["VitsModel",ia]],["musicgen",["MusicgenForConditionalGeneration",da]]]),Ul=new Map([["bert",["BertForSequenceClassification",st]],["roformer",["RoFormerForSequenceClassification",qe]],["electra",["ElectraForSequenceClassification",Pt]],["esm",["EsmForSequenceClassification",An]],["convbert",["ConvBertForSequenceClassification",W]],["camembert",["CamembertForSequenceClassification",Be]],["deberta",["DebertaForSequenceClassification",pt]],["deberta-v2",["DebertaV2ForSequenceClassification",qt]],["mpnet",["MPNetForSequenceClassification",ms]],["albert",["AlbertForSequenceClassification",ns]],["distilbert",["DistilBertForSequenceClassification",Vr]],["roberta",["RobertaForSequenceClassification",Kr]],["xlm",["XLMForSequenceClassification",Xt]],["xlm-roberta",["XLMRobertaForSequenceClassification",mr]],["bart",["BartForSequenceClassification",O]],["mbart",["MBartForSequenceClassification",Fe]],["mobilebert",["MobileBertForSequenceClassification",Er]],["squeezebert",["SqueezeBertForSequenceClassification",kn]]]),Hu=new Map([["bert",["BertForTokenClassification",xt]],["roformer",["RoFormerForTokenClassification",lt]],["electra",["ElectraForTokenClassification",mt]],["esm",["EsmForTokenClassification",Or]],["convbert",["ConvBertForTokenClassification",S]],["camembert",["CamembertForTokenClassification",Ae]],["deberta",["DebertaForTokenClassification",Tt]],["deberta-v2",["DebertaV2ForTokenClassification",Ht]],["mpnet",["MPNetForTokenClassification",_s]],["distilbert",["DistilBertForTokenClassification",Tr]],["roberta",["RobertaForTokenClassification",je]],["xlm",["XLMForTokenClassification",hn]],["xlm-roberta",["XLMRobertaForTokenClassification",Sr]]]),ma=new Map([["t5",["T5ForConditionalGeneration",ys]],["longt5",["LongT5ForConditionalGeneration",vs]],["mt5",["MT5ForConditionalGeneration",Fr]],["bart",["BartForConditionalGeneration",_]],["mbart",["MBartForConditionalGeneration",ce]],["marian",["MarianMTModel",dl]],["m2m_100",["M2M100ForConditionalGeneration",pl]],["blenderbot",["BlenderbotForConditionalGeneration",St]],["blenderbot-small",["BlenderbotSmallForConditionalGeneration",er]]]),ni=new Map([["bloom",["BloomForCausalLM",uo]],["gpt2",["GPT2LMHeadModel",Ra]],["gptj",["GPTJForCausalLM",Ga]],["gpt_bigcode",["GPTBigCodeForCausalLM",Iu]],["gpt_neo",["GPTNeoForCausalLM",Va]],["gpt_neox",["GPTNeoXForCausalLM",Ua]],["codegen",["CodeGenForCausalLM",js]],["llama",["LlamaForCausalLM",Ka]],["cohere",["CohereForCausalLM",Qa]],["gemma",["GemmaForCausalLM",Za]],["gemma2",["Gemma2ForCausalLM",eo]],["openelm",["OpenELMForCausalLM",ro]],["qwen2",["Qwen2ForCausalLM",so]],["phi",["PhiForCausalLM",ao]],["phi3",["Phi3ForCausalLM",$i]],["mpt",["MptForCausalLM",co]],["opt",["OPTForCausalLM",ho]],["mbart",["MBartForCausalLM",_t]],["mistral",["MistralForCausalLM",ei]],["starcoder2",["Starcoder2ForCausalLM",na]],["falcon",["FalconForCausalLM",El]],["trocr",["TrOCRForCausalLM",Cl]],["stablelm",["StableLmForCausalLM",Ol]]]),Wl=new Map([["bert",["BertForMaskedLM",Le]],["roformer",["RoFormerForMaskedLM",Ve]],["electra",["ElectraForMaskedLM",Je]],["esm",["EsmForMaskedLM",Vn]],["convbert",["ConvBertForMaskedLM",v]],["camembert",["CamembertForMaskedLM",be]],["deberta",["DebertaForMaskedLM",vt]],["deberta-v2",["DebertaV2ForMaskedLM",Rt]],["mpnet",["MPNetForMaskedLM",fs]],["albert",["AlbertForMaskedLM",Kt]],["distilbert",["DistilBertForMaskedLM",kt]],["roberta",["RobertaForMaskedLM",nn]],["xlm",["XLMWithLMHeadModel",on]],["xlm-roberta",["XLMRobertaForMaskedLM",Ct]],["mobilebert",["MobileBertForMaskedLM",Cn]],["squeezebert",["SqueezeBertForMaskedLM",rs]]]),Gl=new Map([["bert",["BertForQuestionAnswering",ze]],["roformer",["RoFormerForQuestionAnswering",ft]],["electra",["ElectraForQuestionAnswering",Ee]],["convbert",["ConvBertForQuestionAnswering",Q]],["camembert",["CamembertForQuestionAnswering",Re]],["deberta",["DebertaForQuestionAnswering",Lt]],["deberta-v2",["DebertaV2ForQuestionAnswering",Yt]],["mpnet",["MPNetForQuestionAnswering",gs]],["albert",["AlbertForQuestionAnswering",ss]],["distilbert",["DistilBertForQuestionAnswering",Ze]],["roberta",["RobertaForQuestionAnswering",gn]],["xlm",["XLMForQuestionAnswering",Qr]],["xlm-roberta",["XLMRobertaForQuestionAnswering",Br]],["mobilebert",["MobileBertForQuestionAnswering",jn]],["squeezebert",["SqueezeBertForQuestionAnswering",Fn]]]),_a=new Map([["vision-encoder-decoder",["VisionEncoderDecoderModel",ci]]]),kd=new Map([["llava",["LlavaForConditionalGeneration",os]],["moondream1",["Moondream1ForConditionalGeneration",nr]],["florence2",["Florence2ForConditionalGeneration",pi]]]),Ku=new Map([["vision-encoder-decoder",["VisionEncoderDecoderModel",ci]]]),ql=new Map([["vit",["ViTForImageClassification",mo]],["fastvit",["FastViTForImageClassification",go]],["mobilevit",["MobileViTForImageClassification",Mo]],["mobilevitv2",["MobileViTV2ForImageClassification",xo]],["beit",["BeitForImageClassification",So]],["deit",["DeiTForImageClassification",No]],["convnext",["ConvNextForImageClassification",Zo]],["convnextv2",["ConvNextV2ForImageClassification",tl]],["dinov2",["Dinov2ForImageClassification",nl]],["resnet",["ResNetForImageClassification",jo]],["swin",["SwinForImageClassification",Wo]],["segformer",["SegformerForImageClassification",Il]],["efficientnet",["EfficientNetForImageClassification",Dl]],["mobilenet_v1",["MobileNetV1ForImageClassification",ju]],["mobilenet_v2",["MobileNetV2ForImageClassification",Rl]],["mobilenet_v3",["MobileNetV3ForImageClassification",Uu]],["mobilenet_v4",["MobileNetV4ForImageClassification",fa]]]),Xu=new Map([["detr",["DetrForObjectDetection",Ao]],["rt_detr",["RTDetrForObjectDetection",Ks]],["table-transformer",["TableTransformerForObjectDetection",Bo]],["yolos",["YolosForObjectDetection",il]]]),Hl=new Map([["owlvit",["OwlViTForObjectDetection",$o]],["owlv2",["Owlv2ForObjectDetection",ko]]]),Kl=new Map([["detr",["DetrForSegmentation",Io]],["clipseg",["CLIPSegForImageSegmentation",Ba]]]),Xl=new Map([["segformer",["SegformerForSemanticSegmentation",Fl]]]),Ql=new Map([["sam",["SamModel",ll]]]),Qu=new Map([["wav2vec2",["Wav2Vec2ForCTC",Du]],["wav2vec2-bert",["Wav2Vec2BertForCTC",Zs]],["unispeech",["UniSpeechForCTC",fl]],["unispeech-sat",["UniSpeechSatForCTC",Xi]],["wavlm",["WavLMForCTC",Zi]],["hubert",["HubertForCTC",wl]]]),Yl=new Map([["wav2vec2",["Wav2Vec2ForSequenceClassification",Gn]],["wav2vec2-bert",["Wav2Vec2BertForSequenceClassification",gl]],["unispeech",["UniSpeechForSequenceClassification",ml]],["unispeech-sat",["UniSpeechSatForSequenceClassification",_l]],["wavlm",["WavLMForSequenceClassification",bl]],["hubert",["HubertForSequenceClassification",Yi]],["audio-spectrogram-transformer",["ASTForAudioClassification",Vs]]]),Zl=new Map([["wavlm",["WavLMForXVector",vl]]]),Jl=new Map([["unispeech-sat",["UniSpeechSatForAudioFrameClassification",Qs]],["wavlm",["WavLMForAudioFrameClassification",Ml]],["wav2vec2",["Wav2Vec2ForAudioFrameClassification",qn]],["pyannote",["PyAnnoteForAudioFrameClassification",Hn]]]),eu=new Map([["vitmatte",["VitMatteForImageMatting",yo]]]),Yu=new Map([["swin2sr",["Swin2SRForImageSuperResolution",Di]]]),tu=new Map([["dpt",["DPTForDepthEstimation",Ri]],["depth_anything",["DepthAnythingForDepthEstimation",Ho]],["glpn",["GLPNForDepthEstimation",Xo]]]),ru=new Map([["clip",["CLIPVisionModelWithProjection",Aa]],["siglip",["SiglipVisionModel",Fa]]]),nu=[[Wu,se.EncoderOnly],[Gu,se.EncoderDecoder],[qu,se.DecoderOnly],[Ul,se.EncoderOnly],[Hu,se.EncoderOnly],[ma,se.Seq2Seq],[ri,se.Seq2Seq],[ni,se.DecoderOnly],[Wl,se.EncoderOnly],[Gl,se.EncoderOnly],[_a,se.Vision2Seq],[kd,se.ImageTextToText],[ql,se.EncoderOnly],[Kl,se.EncoderOnly],[Xl,se.EncoderOnly],[eu,se.EncoderOnly],[Yu,se.EncoderOnly],[tu,se.EncoderOnly],[Xu,se.EncoderOnly],[Hl,se.EncoderOnly],[Ql,se.MaskGeneration],[Qu,se.EncoderOnly],[Yl,se.EncoderOnly],[Vl,se.Seq2Seq],[jl,se.EncoderOnly],[Zl,se.EncoderOnly],[Jl,se.EncoderOnly],[ru,se.EncoderOnly]];for(const[m,w]of nu)for(const[k,X]of m.values())ue.set(k,w),N.set(X,k),oe.set(k,X);const Zu=[["MusicgenForConditionalGeneration",da,se.Musicgen],["CLIPTextModelWithProjection",En,se.EncoderOnly],["SiglipTextModel",Ia,se.EncoderOnly],["ClapTextModelWithProjection",Pl,se.EncoderOnly],["ClapAudioModelWithProjection",Al,se.EncoderOnly]];for(const[m,w,k]of Zu)ue.set(m,k),N.set(w,m),oe.set(m,w);class su extends Pr{}Te(su,"MODEL_CLASS_MAPPINGS",nu.map(w=>w[0])),Te(su,"BASE_IF_FAIL",!0);class sn extends Pr{}Te(sn,"MODEL_CLASS_MAPPINGS",[Ul]);class iu extends Pr{}Te(iu,"MODEL_CLASS_MAPPINGS",[Hu]);class au extends Pr{}Te(au,"MODEL_CLASS_MAPPINGS",[ma]);class ga extends Pr{}Te(ga,"MODEL_CLASS_MAPPINGS",[ri]);class ou extends Pr{}Te(ou,"MODEL_CLASS_MAPPINGS",[Vl]);class Ss extends Pr{}Te(Ss,"MODEL_CLASS_MAPPINGS",[jl]);class lu extends Pr{}Te(lu,"MODEL_CLASS_MAPPINGS",[ni]);class uu extends Pr{}Te(uu,"MODEL_CLASS_MAPPINGS",[Wl]);class wa extends Pr{}Te(wa,"MODEL_CLASS_MAPPINGS",[Gl]);class du extends Pr{}Te(du,"MODEL_CLASS_MAPPINGS",[_a]);class cu extends Pr{}Te(cu,"MODEL_CLASS_MAPPINGS",[ql]);class ya extends Pr{}Te(ya,"MODEL_CLASS_MAPPINGS",[Kl]);class pu extends Pr{}Te(pu,"MODEL_CLASS_MAPPINGS",[Xl]);class hu extends Pr{}Te(hu,"MODEL_CLASS_MAPPINGS",[Xu]);class fu extends Pr{}Te(fu,"MODEL_CLASS_MAPPINGS",[Hl]);class ba extends Pr{}Te(ba,"MODEL_CLASS_MAPPINGS",[Ql]);class mu extends Pr{}Te(mu,"MODEL_CLASS_MAPPINGS",[Qu]);class _u extends Pr{}Te(_u,"MODEL_CLASS_MAPPINGS",[Yl]);class va extends Pr{}Te(va,"MODEL_CLASS_MAPPINGS",[Zl]);class gu extends Pr{}Te(gu,"MODEL_CLASS_MAPPINGS",[Jl]);class Ju extends Pr{}Te(Ju,"MODEL_CLASS_MAPPINGS",[Ku]);class wu extends Pr{}Te(wu,"MODEL_CLASS_MAPPINGS",[eu]);class yu extends Pr{}Te(yu,"MODEL_CLASS_MAPPINGS",[Yu]);class bu extends Pr{}Te(bu,"MODEL_CLASS_MAPPINGS",[tu]);class vu extends Pr{}Te(vu,"MODEL_CLASS_MAPPINGS",[ru]);class Ed extends Ge{constructor({logits:w,past_key_values:k,encoder_outputs:X,decoder_attentions:Pe=null,cross_attentions:De=null}){super(),this.logits=w,this.past_key_values=k,this.encoder_outputs=X,this.decoder_attentions=Pe,this.cross_attentions=De}}class ar extends Ge{constructor({logits:w}){super(),this.logits=w}}class Mu extends Ge{constructor({logits:w,embeddings:k}){super(),this.logits=w,this.embeddings=k}}class Hr extends Ge{constructor({logits:w}){super(),this.logits=w}}class Zr extends Ge{constructor({logits:w}){super(),this.logits=w}}class Jr extends Ge{constructor({start_logits:w,end_logits:k}){super(),this.start_logits=w,this.end_logits=k}}class Qn extends Ge{constructor({logits:w}){super(),this.logits=w}}class ed extends Ge{constructor({logits:w,past_key_values:k}){super(),this.logits=w,this.past_key_values=k}}class xu extends Ge{constructor({alphas:w}){super(),this.alphas=w}}class td extends Ge{constructor({waveform:w,spectrogram:k}){super(),this.waveform=w,this.spectrogram=k}}},"./src/models/whisper/common_whisper.js":(bt,fe,l)=>{l.r(fe),l.d(fe,{WHISPER_LANGUAGE_MAPPING:()=>K,WHISPER_TO_LANGUAGE_CODE_MAPPING:()=>ge,whisper_language_to_code:()=>Me});const M=[["en","english"],["zh","chinese"],["de","german"],["es","spanish"],["ru","russian"],["ko","korean"],["fr","french"],["ja","japanese"],["pt","portuguese"],["tr","turkish"],["pl","polish"],["ca","catalan"],["nl","dutch"],["ar","arabic"],["sv","swedish"],["it","italian"],["id","indonesian"],["hi","hindi"],["fi","finnish"],["vi","vietnamese"],["he","hebrew"],["uk","ukrainian"],["el","greek"],["ms","malay"],["cs","czech"],["ro","romanian"],["da","danish"],["hu","hungarian"],["ta","tamil"],["no","norwegian"],["th","thai"],["ur","urdu"],["hr","croatian"],["bg","bulgarian"],["lt","lithuanian"],["la","latin"],["mi","maori"],["ml","malayalam"],["cy","welsh"],["sk","slovak"],["te","telugu"],["fa","persian"],["lv","latvian"],["bn","bengali"],["sr","serbian"],["az","azerbaijani"],["sl","slovenian"],["kn","kannada"],["et","estonian"],["mk","macedonian"],["br","breton"],["eu","basque"],["is","icelandic"],["hy","armenian"],["ne","nepali"],["mn","mongolian"],["bs","bosnian"],["kk","kazakh"],["sq","albanian"],["sw","swahili"],["gl","galician"],["mr","marathi"],["pa","punjabi"],["si","sinhala"],["km","khmer"],["sn","shona"],["yo","yoruba"],["so","somali"],["af","afrikaans"],["oc","occitan"],["ka","georgian"],["be","belarusian"],["tg","tajik"],["sd","sindhi"],["gu","gujarati"],["am","amharic"],["yi","yiddish"],["lo","lao"],["uz","uzbek"],["fo","faroese"],["ht","haitian creole"],["ps","pashto"],["tk","turkmen"],["nn","nynorsk"],["mt","maltese"],["sa","sanskrit"],["lb","luxembourgish"],["my","myanmar"],["bo","tibetan"],["tl","tagalog"],["mg","malagasy"],["as","assamese"],["tt","tatar"],["haw","hawaiian"],["ln","lingala"],["ha","hausa"],["ba","bashkir"],["jw","javanese"],["su","sundanese"]],K=new Map(M),ge=new Map([...M.map(([xe,D])=>[D,xe]),["burmese","my"],["valencian","ca"],["flemish","nl"],["haitian","ht"],["letzeburgesch","lb"],["pushto","ps"],["panjabi","pa"],["moldavian","ro"],["moldovan","ro"],["sinhalese","si"],["castilian","es"]]);function Me(xe){xe=xe.toLowerCase();let D=ge.get(xe);if(D===void 0)if(K.has(xe))D=xe;else{const V=xe.length===2?K.keys():K.values();throw new Error(`Language "${xe}" is not supported. Must be one of: ${JSON.stringify(V)}`)}return D}},"./src/models/whisper/generation_whisper.js":(bt,fe,l)=>{l.r(fe),l.d(fe,{WhisperGenerationConfig:()=>K});var M=l("./src/generation/configuration_utils.js");class K extends M.GenerationConfig{constructor(){super(...arguments);Te(this,"return_timestamps",null);Te(this,"return_token_timestamps",null);Te(this,"num_frames",null);Te(this,"alignment_heads",null);Te(this,"task",null);Te(this,"language",null);Te(this,"no_timestamps_token_id",null);Te(this,"prompt_ids",null);Te(this,"is_multilingual",null);Te(this,"lang_to_id",null);Te(this,"task_to_id",null);Te(this,"max_initial_timestamp_index",1)}}},"./src/ops/registry.js":(bt,fe,l)=>{l.r(fe),l.d(fe,{TensorOpRegistry:()=>Me});var M=l("./src/backends/onnx.js"),K=l("./src/utils/tensor.js");const ge=async(xe,D,x)=>{const V=await(0,M.createInferenceSession)(new Uint8Array(xe),D);return async P=>{const J=Object.fromEntries(Object.entries(P).map(([ne,ie])=>[ne,ie.ort_tensor])),te=await V.run(J);return Array.isArray(x)?x.map(ne=>new K.Tensor(te[ne])):new K.Tensor(te[x])}};class Me{static get bilinear_interpolate_4d(){return this._bilinear_interpolate_4d||(this._bilinear_interpolate_4d=ge([8,9,18,0,58,128,1,10,40,10,1,120,10,0,10,0,10,1,115,18,1,121,34,6,82,101,115,105,122,101,42,17,10,4,109,111,100,101,34,6,108,105,110,101,97,114,160,1,3,18,1,114,90,31,10,1,120,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,90,15,10,1,115,18,10,10,8,8,7,18,4,10,2,8,4,98,31,10,1,121,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,66,2,16,20],this.session_options,"y")),this._bilinear_interpolate_4d}static get bicubic_interpolate_4d(){return this._bicubic_interpolate_4d||(this._bicubic_interpolate_4d=ge([8,9,18,0,58,127,10,39,10,1,120,10,0,10,0,10,1,115,18,1,121,34,6,82,101,115,105,122,101,42,16,10,4,109,111,100,101,34,5,99,117,98,105,99,160,1,3,18,1,114,90,31,10,1,120,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,90,15,10,1,115,18,10,10,8,8,7,18,4,10,2,8,4,98,31,10,1,121,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,99,10,3,18,1,104,10,3,18,1,119,66,2,16,20],this.session_options,"y")),this._bicubic_interpolate_4d}static get matmul(){return this._matmul||(this._matmul=ge([8,9,18,0,58,55,10,17,10,1,97,10,1,98,18,1,99,34,6,77,97,116,77,117,108,18,1,114,90,9,10,1,97,18,4,10,2,8,1,90,9,10,1,98,18,4,10,2,8,1,98,9,10,1,99,18,4,10,2,8,1,66,2,16,20],this.session_options,"c")),this._matmul}static get stft(){return this._stft||(this._stft=ge([8,7,18,0,58,148,1,10,38,10,1,115,10,1,106,10,1,119,10,1,108,18,1,111,34,4,83,84,70,84,42,15,10,8,111,110,101,115,105,100,101,100,24,1,160,1,2,18,1,115,90,26,10,1,115,18,21,10,19,8,1,18,15,10,3,18,1,98,10,3,18,1,115,10,3,18,1,99,90,11,10,1,106,18,6,10,4,8,7,18,0,90,16,10,1,119,18,11,10,9,8,1,18,5,10,3,18,1,119,90,11,10,1,108,18,6,10,4,8,7,18,0,98,31,10,1,111,18,26,10,24,8,1,18,20,10,3,18,1,98,10,3,18,1,102,10,3,18,1,100,10,3,18,1,99,66,2,16,17],this.session_options,"o")),this._stft}static get rfft(){return this._rfft||(this._rfft=ge([8,9,18,0,58,97,10,33,10,1,120,10,0,10,1,97,18,1,121,34,3,68,70,84,42,15,10,8,111,110,101,115,105,100,101,100,24,1,160,1,2,18,1,100,90,21,10,1,120,18,16,10,14,8,1,18,10,10,3,18,1,115,10,3,18,1,99,90,11,10,1,97,18,6,10,4,8,7,18,0,98,21,10,1,121,18,16,10,14,8,1,18,10,10,3,18,1,115,10,3,18,1,99,66,2,16,20],this.session_options,"y")),this._rfft}static get top_k(){return this._top_k||(this._top_k=ge([8,10,18,0,58,73,10,18,10,1,120,10,1,107,18,1,118,18,1,105,34,4,84,111,112,75,18,1,116,90,9,10,1,120,18,4,10,2,8,1,90,15,10,1,107,18,10,10,8,8,7,18,4,10,2,8,1,98,9,10,1,118,18,4,10,2,8,1,98,9,10,1,105,18,4,10,2,8,7,66,2,16,21],this.session_options,["v","i"])),this._top_k}}Te(Me,"session_options",{})},"./src/pipelines.js":(bt,fe,l)=>{l.r(fe),l.d(fe,{AudioClassificationPipeline:()=>Se,AutomaticSpeechRecognitionPipeline:()=>et,DepthEstimationPipeline:()=>tt,DocumentQuestionAnsweringPipeline:()=>ee,FeatureExtractionPipeline:()=>ye,FillMaskPipeline:()=>ue,ImageClassificationPipeline:()=>ct,ImageFeatureExtractionPipeline:()=>$e,ImageSegmentationPipeline:()=>we,ImageToImagePipeline:()=>dt,ImageToTextPipeline:()=>Xe,ObjectDetectionPipeline:()=>pe,Pipeline:()=>ie,QuestionAnsweringPipeline:()=>se,SummarizationPipeline:()=>N,Text2TextGenerationPipeline:()=>oe,TextClassificationPipeline:()=>R,TextGenerationPipeline:()=>A,TextToAudioPipeline:()=>Ge,TokenClassificationPipeline:()=>Z,TranslationPipeline:()=>F,ZeroShotAudioClassificationPipeline:()=>Ie,ZeroShotClassificationPipeline:()=>_e,ZeroShotImageClassificationPipeline:()=>U,ZeroShotObjectDetectionPipeline:()=>Ce,pipeline:()=>st});var M=l("./src/tokenizers.js"),K=l("./src/models.js"),ge=l("./src/processors.js"),Me=l("./src/utils/generic.js"),xe=l("./src/utils/core.js"),D=l("./src/utils/maths.js"),x=l("./src/utils/audio.js"),V=l("./src/utils/tensor.js"),P=l("./src/utils/image.js");async function J(ze){return Array.isArray(ze)||(ze=[ze]),await Promise.all(ze.map(re=>P.RawImage.read(re)))}async function te(ze,re){return Array.isArray(ze)||(ze=[ze]),await Promise.all(ze.map(ke=>typeof ke=="string"||ke instanceof URL?(0,x.read_audio)(ke,re):ke instanceof Float64Array?new Float32Array(ke):ke))}function ne(ze,re){re&&(ze=ze.map(qe=>qe|0));const[ke,Ne,Ue,Ve]=ze;return{xmin:ke,ymin:Ne,xmax:Ue,ymax:Ve}}class ie extends Me.Callable{constructor({task:re,model:ke,tokenizer:Ne=null,processor:Ue=null}){super(),this.task=re,this.model=ke,this.tokenizer=Ne,this.processor=Ue}async dispose(){await this.model.dispose()}}class R extends ie{constructor(re){super(re)}async _call(re,{top_k:ke=1}={}){const Ne=this.tokenizer(re,{padding:!0,truncation:!0}),Ue=await this.model(Ne),Ve=this.model.config.problem_type==="multi_label_classification"?ft=>ft.sigmoid():ft=>new V.Tensor("float32",(0,D.softmax)(ft.data),ft.dims),qe=this.model.config.id2label,lt=[];for(const ft of Ue.logits){const gt=Ve(ft),Mt=await(0,V.topk)(gt,ke),v=Mt[0].tolist(),S=Mt[1].tolist().map((Q,he)=>({label:qe?qe[Q]:`LABEL_${Q}`,score:v[he]}));ke===1?lt.push(...S):lt.push(S)}return Array.isArray(re)||ke===1?lt:lt[0]}}class Z extends ie{constructor(re){super(re)}async _call(re,{ignore_labels:ke=["O"]}={}){const Ne=Array.isArray(re),Ue=this.tokenizer(Ne?re:[re],{padding:!0,truncation:!0}),qe=(await this.model(Ue)).logits,lt=this.model.config.id2label,ft=[];for(let gt=0;gtmt==this.tokenizer.sep_token_id);ft[v].map((mt,Ee)=>mt==1&&(Ee===0||Ee>S&>.findIndex($=>$==W[Ee])===-1));const Q=Ve[v].tolist(),he=qe[v].tolist();for(let mt=1;mtEe==W[mt])!==-1)&&(Q[mt]=-1/0,he[mt]=-1/0);const Ye=(0,D.softmax)(Q).map((mt,Ee)=>[mt,Ee]),Je=(0,D.softmax)(he).map((mt,Ee)=>[mt,Ee]);Ye[0][0]=0,Je[0][0]=0;const Pt=(0,xe.product)(Ye,Je).filter(mt=>mt[0][1]<=mt[1][1]).map(mt=>[mt[0][1],mt[1][1],mt[0][0]*mt[1][0]]).sort((mt,Ee)=>Ee[2]-mt[2]);for(let mt=0;mtQ==this.tokenizer.mask_token_id);if(gt===-1)throw Error(`Mask token (${this.tokenizer.mask_token}) not found in text.`);const Mt=Ue[lt][gt],v=await(0,V.topk)(new V.Tensor("float32",(0,D.softmax)(Mt.data),Mt.dims),ke),W=v[0].tolist(),S=v[1].tolist();Ve.push(S.map((Q,he)=>{const Ye=ft.slice();return Ye[gt]=Q,{score:W[he],token:Number(Q),token_str:this.tokenizer.model.vocab[Q],sequence:this.tokenizer.decode(Ye,{skip_special_tokens:!0})}}))}return Array.isArray(re)?Ve:Ve[0]}}class oe extends ie{constructor(ke){super(ke);Te(this,"_key","generated_text")}async _call(ke,Ne={}){Array.isArray(ke)||(ke=[ke]),this.model.config.prefix&&(ke=ke.map(gt=>this.model.config.prefix+gt));const Ue=this.model.config.task_specific_params;Ue&&Ue[this.task]&&Ue[this.task].prefix&&(ke=ke.map(gt=>Ue[this.task].prefix+gt));const Ve=this.tokenizer,qe={padding:!0,truncation:!0};let lt;this instanceof F&&"_build_translation_inputs"in Ve?lt=Ve._build_translation_inputs(ke,qe,Ne):lt=Ve(ke,qe);const ft=await this.model.generate({...lt,...Ne});return Ve.batch_decode(ft,{skip_special_tokens:!0}).map(gt=>({[this._key]:gt}))}}class N extends oe{constructor(ke){super(ke);Te(this,"_key","summary_text")}}class F extends oe{constructor(ke){super(ke);Te(this,"_key","translation_text")}}function B(ze){return Array.isArray(ze)&&ze.every(re=>"role"in re&&"content"in re)}class A extends ie{constructor(re){super(re)}async _call(re,ke={}){let Ne=!1,Ue=!1,Ve;if(typeof re=="string")Ve=re=[re];else if(Array.isArray(re)&&re.every(S=>typeof S=="string"))Ne=!0,Ve=re;else{if(B(re))re=[re];else if(Array.isArray(re)&&re.every(B))Ne=!0;else throw new Error("Input must be a string, an array of strings, a Chat, or an array of Chats");Ue=!0,Ve=re.map(S=>this.tokenizer.apply_chat_template(S,{tokenize:!1,add_generation_prompt:!0}))}const qe=ke.add_special_tokens??!1,lt=Ue?!1:ke.return_full_text??!0;this.tokenizer.padding_side="left";const ft=this.tokenizer(Ve,{add_special_tokens:qe,padding:!0,truncation:!0}),gt=await this.model.generate({...ft,...ke}),Mt=this.tokenizer.batch_decode(gt,{skip_special_tokens:!0});let v;!lt&&ft.input_ids.dims.at(-1)>0&&(v=this.tokenizer.batch_decode(ft.input_ids,{skip_special_tokens:!0}).map(S=>S.length));const W=Array.from({length:re.length},S=>[]);for(let S=0;S[ke.toLowerCase(),Ne])),this.entailment_id=this.label2id.entailment,this.entailment_id===void 0&&(console.warn("Could not find 'entailment' in label2id mapping. Using 2 as entailment_id."),this.entailment_id=2),this.contradiction_id=this.label2id.contradiction??this.label2id.not_entailment,this.contradiction_id===void 0&&(console.warn("Could not find 'contradiction' in label2id mapping. Using 0 as contradiction_id."),this.contradiction_id=0)}async _call(re,ke,{hypothesis_template:Ne="This example is {}.",multi_label:Ue=!1}={}){const Ve=Array.isArray(re);Ve||(re=[re]),Array.isArray(ke)||(ke=[ke]);const qe=ke.map(gt=>Ne.replace("{}",gt)),lt=Ue||ke.length===1,ft=[];for(const gt of re){const Mt=[];for(const S of qe){const Q=this.tokenizer(gt,{text_pair:S,padding:!0,truncation:!0}),he=await this.model(Q);lt?Mt.push([he.logits.data[this.contradiction_id],he.logits.data[this.entailment_id]]):Mt.push(he.logits.data[this.entailment_id])}const W=(lt?Mt.map(S=>(0,D.softmax)(S)[1]):(0,D.softmax)(Mt)).map((S,Q)=>[S,Q]).sort((S,Q)=>Q[0]-S[0]);ft.push({sequence:gt,labels:W.map(S=>ke[S[1]]),scores:W.map(S=>S[0])})}return Ve?ft:ft[0]}}class ye extends ie{constructor(re){super(re)}async _call(re,{pooling:ke="none",normalize:Ne=!1,quantize:Ue=!1,precision:Ve="binary"}={}){const qe=this.tokenizer(re,{padding:!0,truncation:!0}),lt=await this.model(qe);let ft=lt.last_hidden_state??lt.logits??lt.token_embeddings;if(ke!=="none")if(ke==="mean")ft=(0,V.mean_pooling)(ft,qe.attention_mask);else if(ke==="cls")ft=ft.slice(null,0);else throw Error(`Pooling method '${ke}' not supported.`);return Ne&&(ft=ft.normalize(2,-1)),Ue&&(ft=(0,V.quantize_embeddings)(ft,Ve)),ft}}class $e extends ie{constructor(re){super(re)}async _call(re,{pool:ke=null}={}){const Ne=await J(re),{pixel_values:Ue}=await this.processor(Ne),Ve=await this.model({pixel_values:Ue});let qe;if(ke){if(!("pooler_output"in Ve))throw Error("No pooled output was returned. Make sure the model has a 'pooler' layer when using the 'pool' option.");qe=Ve.pooler_output}else qe=Ve.last_hidden_state??Ve.logits??Ve.image_embeds;return qe}}class Se extends ie{constructor(re){super(re)}async _call(re,{top_k:ke=5}={}){const Ne=this.processor.feature_extractor.config.sampling_rate,Ue=await te(re,Ne),Ve=this.model.config.id2label,qe=[];for(const lt of Ue){const ft=await this.processor(lt),Mt=(await this.model(ft)).logits[0],v=await(0,V.topk)(new V.Tensor("float32",(0,D.softmax)(Mt.data),Mt.dims),ke),W=v[0].tolist(),Q=v[1].tolist().map((he,Ye)=>({label:Ve?Ve[he]:`LABEL_${he}`,score:W[Ye]}));qe.push(Q)}return Array.isArray(re)?qe:qe[0]}}class Ie extends ie{constructor(re){super(re)}async _call(re,ke,{hypothesis_template:Ne="This is a sound of {}."}={}){const Ue=!Array.isArray(re);Ue&&(re=[re]);const Ve=ke.map(Mt=>Ne.replace("{}",Mt)),qe=this.tokenizer(Ve,{padding:!0,truncation:!0}),lt=this.processor.feature_extractor.config.sampling_rate,ft=await te(re,lt),gt=[];for(const Mt of ft){const v=await this.processor(Mt),W=await this.model({...qe,...v}),S=(0,D.softmax)(W.logits_per_audio.data);gt.push([...S].map((Q,he)=>({score:Q,label:ke[he]})))}return Ue?gt[0]:gt}}class et extends ie{constructor(re){super(re)}async _call(re,ke={}){switch(this.model.config.model_type){case"whisper":return this._call_whisper(re,ke);case"wav2vec2":case"wav2vec2-bert":case"unispeech":case"unispeech-sat":case"hubert":return this._call_wav2vec2(re,ke);default:throw new Error(`AutomaticSpeechRecognitionPipeline does not support model type '${this.model.config.model_type}'.`)}}async _call_wav2vec2(re,ke){ke.language&&console.warn('`language` parameter is not yet supported for `wav2vec2` models, defaulting to "English".'),ke.task&&console.warn('`task` parameter is not yet supported for `wav2vec2` models, defaulting to "transcribe".');const Ne=!Array.isArray(re);Ne&&(re=[re]);const Ue=this.processor.feature_extractor.config.sampling_rate,Ve=await te(re,Ue),qe=[];for(const lt of Ve){const ft=await this.processor(lt),Mt=(await this.model(ft)).logits[0],v=[];for(const S of Mt)v.push((0,D.max)(S.data)[1]);const W=this.tokenizer.decode(v);qe.push({text:W})}return Ne?qe[0]:qe}async _call_whisper(re,ke){const Ne=ke.return_timestamps??!1,Ue=ke.chunk_length_s??0,Ve=ke.force_full_sequences??!1;let qe=ke.stride_length_s??null;const lt={...ke};Ne==="word"&&(lt.return_token_timestamps=!0,lt.return_timestamps=!1);const ft=!Array.isArray(re);ft&&(re=[re]);const gt=this.processor.feature_extractor.config.chunk_length/this.model.config.max_source_positions,Mt=this.processor.feature_extractor.config.hop_length,v=this.processor.feature_extractor.config.sampling_rate,W=await te(re,v),S=[];for(const Q of W){let he=[];if(Ue>0){if(qe===null)qe=Ue/6;else if(Ue<=qe)throw Error("`chunk_length_s` must be larger than `stride_length_s`.");const Pt=v*Ue,mt=v*qe,Ee=Pt-2*mt;let $=0;for(;;){const q=$+Pt,be=Q.subarray($,q),Be=await this.processor(be),Ae=$===0,Re=q>=Q.length;if(he.push({stride:[be.length,Ae?0:mt,Re?0:mt],input_features:Be.input_features,is_last:Re}),Re)break;$+=Ee}}else he=[{stride:[Q.length,0,0],input_features:(await this.processor(Q)).input_features,is_last:!0}];for(const Pt of he){lt.num_frames=Math.floor(Pt.stride[0]/Mt);const mt=await this.model.generate({inputs:Pt.input_features,...lt});Ne==="word"?(Pt.tokens=mt.sequences.tolist()[0],Pt.token_timestamps=mt.token_timestamps.tolist()[0].map(Ee=>(0,D.round)(Ee,2))):Pt.tokens=mt[0].tolist(),Pt.stride=Pt.stride.map(Ee=>Ee/v)}const[Ye,Je]=this.tokenizer._decode_asr(he,{time_precision:gt,return_timestamps:Ne,force_full_sequences:Ve});S.push({text:Ye,...Je})}return ft?S[0]:S}}class Xe extends ie{constructor(re){super(re)}async _call(re,ke={}){const Ne=Array.isArray(re),Ue=await J(re),{pixel_values:Ve}=await this.processor(Ue),qe=[];for(const lt of Ve){lt.dims=[1,...lt.dims];const ft=await this.model.generate({inputs:lt,...ke}),gt=this.tokenizer.batch_decode(ft,{skip_special_tokens:!0}).map(Mt=>({generated_text:Mt.trim()}));qe.push(gt)}return Ne?qe:qe[0]}}class ct extends ie{constructor(re){super(re)}async _call(re,{top_k:ke=5}={}){const Ne=await J(re),{pixel_values:Ue}=await this.processor(Ne),Ve=await this.model({pixel_values:Ue}),qe=this.model.config.id2label,lt=[];for(const ft of Ve.logits){const gt=await(0,V.topk)(new V.Tensor("float32",(0,D.softmax)(ft.data),ft.dims),ke),Mt=gt[0].tolist(),W=gt[1].tolist().map((S,Q)=>({label:qe?qe[S]:`LABEL_${S}`,score:Mt[Q]}));lt.push(W)}return Array.isArray(re)?lt:lt[0]}}class we extends ie{constructor(re){super(re),this.subtasks_mapping={panoptic:"post_process_panoptic_segmentation",instance:"post_process_instance_segmentation",semantic:"post_process_semantic_segmentation"}}async _call(re,{threshold:ke=.5,mask_threshold:Ne=.5,overlap_mask_area_threshold:Ue=.8,label_ids_to_fuse:Ve=null,target_sizes:qe=null,subtask:lt=null}={}){if(Array.isArray(re)&&re.length!==1)throw Error("Image segmentation pipeline currently only supports a batch size of 1.");const gt=await J(re),Mt=gt.map(Je=>[Je.height,Je.width]),{pixel_values:v,pixel_mask:W}=await this.processor(gt),S=await this.model({pixel_values:v,pixel_mask:W});let Q=null;if(lt!==null)Q=this.subtasks_mapping[lt];else for(let[Je,Pt]of Object.entries(this.subtasks_mapping))if(Pt in this.processor.feature_extractor){Q=this.processor.feature_extractor[Pt].bind(this.processor.feature_extractor),lt=Je;break}const he=this.model.config.id2label,Ye=[];if(lt==="panoptic"||lt==="instance"){const Je=Q(S,ke,Ne,Ue,Ve,qe??Mt)[0],Pt=Je.segmentation;for(const mt of Je.segments_info){const Ee=new Uint8ClampedArray(Pt.data.length);for(let q=0;qNe.replace("{}",W)),lt=this.tokenizer(qe,{padding:this.model.config.model_type==="siglip"?"max_length":!0,truncation:!0}),{pixel_values:ft}=await this.processor(Ve),gt=await this.model({...lt,pixel_values:ft}),Mt=this.model.config.model_type==="siglip"?W=>W.sigmoid().data:W=>(0,D.softmax)(W.data),v=[];for(const W of gt.logits_per_image){const Q=[...Mt(W)].map((he,Ye)=>({score:he,label:ke[Ye]}));Q.sort((he,Ye)=>Ye.score-he.score),v.push(Q)}return Ue?v:v[0]}}class pe extends ie{constructor(re){super(re)}async _call(re,{threshold:ke=.9,percentage:Ne=!1}={}){const Ue=Array.isArray(re);if(Ue&&re.length!==1)throw Error("Object detection pipeline currently only supports a batch size of 1.");const Ve=await J(re),qe=Ne?null:Ve.map(S=>[S.height,S.width]),{pixel_values:lt,pixel_mask:ft}=await this.processor(Ve),gt=await this.model({pixel_values:lt,pixel_mask:ft}),Mt=this.processor.feature_extractor.post_process_object_detection(gt,ke,qe),v=this.model.config.id2label,W=Mt.map(S=>S.boxes.map((Q,he)=>({score:S.scores[he],label:v[S.classes[he]],box:ne(Q,!Ne)})));return Ue?W:W[0]}}class Ce extends ie{constructor(re){super(re)}async _call(re,ke,{threshold:Ne=.1,top_k:Ue=null,percentage:Ve=!1}={}){const qe=Array.isArray(re),lt=await J(re),ft=this.tokenizer(ke,{padding:!0,truncation:!0}),gt=await this.processor(lt),Mt=[];for(let v=0;v({score:Ye.scores[mt],label:ke[Ye.classes[mt]],box:ne(Pt,!Ve)})).sort((Pt,mt)=>mt.score-Pt.score);Ue!==null&&(Je=Je.slice(0,Ue)),Mt.push(Je)}return qe?Mt:Mt[0]}}class ee extends ie{constructor(re){super(re)}async _call(re,ke,Ne={}){throw new Error("This pipeline is not yet supported in Transformers.js v3.")}}class Ge extends ie{constructor(ke){super(ke);Te(this,"DEFAULT_VOCODER_ID","Xenova/speecht5_hifigan");this.vocoder=ke.vocoder??null}async _call(ke,{speaker_embeddings:Ne=null}={}){return this.processor?this._call_text_to_spectrogram(ke,{speaker_embeddings:Ne}):this._call_text_to_waveform(ke)}async _call_text_to_waveform(ke){const Ne=this.tokenizer(ke,{padding:!0,truncation:!0}),{waveform:Ue}=await this.model(Ne),Ve=this.model.config.sampling_rate;return{audio:Ue.data,sampling_rate:Ve}}async _call_text_to_spectrogram(ke,{speaker_embeddings:Ne}){if(this.vocoder||(console.log("No vocoder specified, using default HifiGan vocoder."),this.vocoder=await K.AutoModel.from_pretrained(this.DEFAULT_VOCODER_ID,{dtype:"fp32"})),(typeof Ne=="string"||Ne instanceof URL)&&(Ne=new Float32Array(await(await fetch(Ne)).arrayBuffer())),Ne instanceof Float32Array)Ne=new V.Tensor("float32",Ne,[1,Ne.length]);else if(!(Ne instanceof V.Tensor))throw new Error("Speaker embeddings must be a `Tensor`, `Float32Array`, `string`, or `URL`.");const{input_ids:Ue}=this.tokenizer(ke,{padding:!0,truncation:!0}),{waveform:Ve}=await this.model.generate_speech(Ue,Ne,{vocoder:this.vocoder}),qe=this.processor.feature_extractor.config.sampling_rate;return{audio:Ve.data,sampling_rate:qe}}}class dt extends ie{constructor(re){super(re)}async _call(re){const ke=await J(re),Ne=await this.processor(ke),Ue=await this.model(Ne),Ve=[];for(const qe of Ue.reconstruction){const lt=qe.squeeze().clamp_(0,1).mul_(255).round_().to("uint8");Ve.push(P.RawImage.fromTensor(lt))}return Ve.length>1?Ve:Ve[0]}}class tt extends ie{constructor(re){super(re)}async _call(re){const ke=await J(re),Ne=await this.processor(ke),{predicted_depth:Ue}=await this.model(Ne),Ve=[];for(let qe=0;qe1?Ve:Ve[0]}}const ot=Object.freeze({"text-classification":{tokenizer:M.AutoTokenizer,pipeline:R,model:K.AutoModelForSequenceClassification,default:{model:"Xenova/distilbert-base-uncased-finetuned-sst-2-english"},type:"text"},"token-classification":{tokenizer:M.AutoTokenizer,pipeline:Z,model:K.AutoModelForTokenClassification,default:{model:"Xenova/bert-base-multilingual-cased-ner-hrl"},type:"text"},"question-answering":{tokenizer:M.AutoTokenizer,pipeline:se,model:K.AutoModelForQuestionAnswering,default:{model:"Xenova/distilbert-base-cased-distilled-squad"},type:"text"},"fill-mask":{tokenizer:M.AutoTokenizer,pipeline:ue,model:K.AutoModelForMaskedLM,default:{model:"Xenova/bert-base-uncased"},type:"text"},summarization:{tokenizer:M.AutoTokenizer,pipeline:N,model:K.AutoModelForSeq2SeqLM,default:{model:"Xenova/distilbart-cnn-6-6"},type:"text"},translation:{tokenizer:M.AutoTokenizer,pipeline:F,model:K.AutoModelForSeq2SeqLM,default:{model:"Xenova/t5-small"},type:"text"},"text2text-generation":{tokenizer:M.AutoTokenizer,pipeline:oe,model:K.AutoModelForSeq2SeqLM,default:{model:"Xenova/flan-t5-small"},type:"text"},"text-generation":{tokenizer:M.AutoTokenizer,pipeline:A,model:K.AutoModelForCausalLM,default:{model:"Xenova/gpt2"},type:"text"},"zero-shot-classification":{tokenizer:M.AutoTokenizer,pipeline:_e,model:K.AutoModelForSequenceClassification,default:{model:"Xenova/distilbert-base-uncased-mnli"},type:"text"},"audio-classification":{pipeline:Se,model:K.AutoModelForAudioClassification,processor:ge.AutoProcessor,default:{model:"Xenova/wav2vec2-base-superb-ks"},type:"audio"},"zero-shot-audio-classification":{tokenizer:M.AutoTokenizer,pipeline:Ie,model:K.AutoModel,processor:ge.AutoProcessor,default:{model:"Xenova/clap-htsat-unfused"},type:"multimodal"},"automatic-speech-recognition":{tokenizer:M.AutoTokenizer,pipeline:et,model:[K.AutoModelForSpeechSeq2Seq,K.AutoModelForCTC],processor:ge.AutoProcessor,default:{model:"Xenova/whisper-tiny.en"},type:"multimodal"},"text-to-audio":{tokenizer:M.AutoTokenizer,pipeline:Ge,model:[K.AutoModelForTextToWaveform,K.AutoModelForTextToSpectrogram],processor:[ge.AutoProcessor,null],default:{model:"Xenova/speecht5_tts"},type:"text"},"image-to-text":{tokenizer:M.AutoTokenizer,pipeline:Xe,model:K.AutoModelForVision2Seq,processor:ge.AutoProcessor,default:{model:"Xenova/vit-gpt2-image-captioning"},type:"multimodal"},"image-classification":{pipeline:ct,model:K.AutoModelForImageClassification,processor:ge.AutoProcessor,default:{model:"Xenova/vit-base-patch16-224"},type:"multimodal"},"image-segmentation":{pipeline:we,model:[K.AutoModelForImageSegmentation,K.AutoModelForSemanticSegmentation],processor:ge.AutoProcessor,default:{model:"Xenova/detr-resnet-50-panoptic"},type:"multimodal"},"zero-shot-image-classification":{tokenizer:M.AutoTokenizer,pipeline:U,model:K.AutoModel,processor:ge.AutoProcessor,default:{model:"Xenova/clip-vit-base-patch32"},type:"multimodal"},"object-detection":{pipeline:pe,model:K.AutoModelForObjectDetection,processor:ge.AutoProcessor,default:{model:"Xenova/detr-resnet-50"},type:"multimodal"},"zero-shot-object-detection":{tokenizer:M.AutoTokenizer,pipeline:Ce,model:K.AutoModelForZeroShotObjectDetection,processor:ge.AutoProcessor,default:{model:"Xenova/owlvit-base-patch32"},type:"multimodal"},"document-question-answering":{tokenizer:M.AutoTokenizer,pipeline:ee,model:K.AutoModelForDocumentQuestionAnswering,processor:ge.AutoProcessor,default:{model:"Xenova/donut-base-finetuned-docvqa"},type:"multimodal"},"image-to-image":{pipeline:dt,model:K.AutoModelForImageToImage,processor:ge.AutoProcessor,default:{model:"Xenova/swin2SR-classical-sr-x2-64"},type:"image"},"depth-estimation":{pipeline:tt,model:K.AutoModelForDepthEstimation,processor:ge.AutoProcessor,default:{model:"Xenova/dpt-large"},type:"image"},"feature-extraction":{tokenizer:M.AutoTokenizer,pipeline:ye,model:K.AutoModel,default:{model:"Xenova/all-MiniLM-L6-v2"},type:"text"},"image-feature-extraction":{processor:ge.AutoProcessor,pipeline:$e,model:[K.AutoModelForImageFeatureExtraction,K.AutoModel],default:{model:"Xenova/vit-base-patch16-224-in21k"},type:"image"}}),Le=Object.freeze({"sentiment-analysis":"text-classification",ner:"token-classification",asr:"automatic-speech-recognition","text-to-speech":"text-to-audio",embeddings:"feature-extraction"});async function st(ze,re=null,{progress_callback:ke=null,config:Ne=null,cache_dir:Ue=null,local_files_only:Ve=!1,revision:qe="main",device:lt=null,dtype:ft=null,model_file_name:gt=null,session_options:Mt={}}={}){ze=Le[ze]??ze;const v=ot[ze.split("_",1)[0]];if(!v)throw Error(`Unsupported pipeline: ${ze}. Must be one of [${Object.keys(ot)}]`);re||(re=v.default.model,console.log(`No model specified. Using default model: "${re}".`));const W={progress_callback:ke,config:Ne,cache_dir:Ue,local_files_only:Ve,revision:qe,device:lt,dtype:ft,model_file_name:gt,session_options:Mt},S=new Map([["tokenizer",v.tokenizer],["model",v.model],["processor",v.processor]]),Q=await xt(S,re,W);Q.task=ze,(0,xe.dispatchCallback)(ke,{status:"ready",task:ze,model:re});const he=v.pipeline;return new he(Q)}async function xt(ze,re,ke){const Ne=Object.create(null),Ue=[];for(let[Ve,qe]of ze.entries()){if(!qe)continue;let lt;Array.isArray(qe)?lt=new Promise(async(ft,gt)=>{var v,W;let Mt;for(let S of qe){if(S===null){ft(null);return}try{ft(await S.from_pretrained(re,ke));return}catch(Q){if((v=Q.message)!=null&&v.includes("Unsupported model type"))Mt=Q;else if((W=Q.message)!=null&&W.includes("Could not locate file"))Mt=Q;else{gt(Q);return}}}gt(Mt)}):lt=qe.from_pretrained(re,ke),Ne[Ve]=lt,Ue.push(lt)}await Promise.all(Ue);for(let[Ve,qe]of Object.entries(Ne))Ne[Ve]=await qe;return Ne}},"./src/processors.js":(bt,fe,l)=>{l.r(fe),l.d(fe,{ASTFeatureExtractor:()=>qe,AutoProcessor:()=>mt,BeitFeatureExtractor:()=>tt,BitImageProcessor:()=>ue,CLIPFeatureExtractor:()=>N,CLIPImageProcessor:()=>F,ChineseCLIPFeatureExtractor:()=>B,ClapFeatureExtractor:()=>lt,ConvNextFeatureExtractor:()=>_e,ConvNextImageProcessor:()=>ye,DPTFeatureExtractor:()=>Z,DPTImageProcessor:()=>se,DeiTFeatureExtractor:()=>dt,DetrFeatureExtractor:()=>st,DonutFeatureExtractor:()=>ot,EfficientNetImageProcessor:()=>Ie,FeatureExtractor:()=>ne,Florence2Processor:()=>Pt,GLPNFeatureExtractor:()=>oe,ImageFeatureExtractor:()=>ie,MobileNetV1FeatureExtractor:()=>et,MobileNetV2FeatureExtractor:()=>Xe,MobileNetV3FeatureExtractor:()=>ct,MobileNetV4FeatureExtractor:()=>we,MobileViTFeatureExtractor:()=>U,MobileViTImageProcessor:()=>pe,NougatImageProcessor:()=>Le,OwlViTFeatureExtractor:()=>Ce,OwlViTProcessor:()=>Je,Owlv2ImageProcessor:()=>ee,Processor:()=>v,PyAnnoteFeatureExtractor:()=>ft,PyAnnoteProcessor:()=>he,RTDetrImageProcessor:()=>Ge,SamImageProcessor:()=>ze,SamProcessor:()=>W,SeamlessM4TFeatureExtractor:()=>Ve,SegformerFeatureExtractor:()=>R,SiglipImageProcessor:()=>A,SpeechT5FeatureExtractor:()=>Mt,SpeechT5Processor:()=>Ye,Swin2SRImageProcessor:()=>re,ViTFeatureExtractor:()=>$e,ViTImageProcessor:()=>Se,VitMatteImageProcessor:()=>ke,Wav2Vec2FeatureExtractor:()=>Ue,Wav2Vec2ProcessorWithLM:()=>Q,WeSpeakerFeatureExtractor:()=>gt,WhisperFeatureExtractor:()=>Ne,WhisperProcessor:()=>S,YolosFeatureExtractor:()=>xt});var M=l("./src/utils/generic.js"),K=l("./src/utils/core.js"),ge=l("./src/utils/hub.js"),Me=l("./src/utils/maths.js"),xe=l("./src/utils/tensor.js");l("./src/utils/image.js");var D=l("./src/utils/audio.js");function x([Ee,$,q,be]){return[Ee-q/2,$-be/2,Ee+q/2,$+be/2]}function V(Ee,$=.5,q=null,be=!1){const Be=Ee.logits,Ae=Ee.pred_boxes,[Re,ut,nt]=Be.dims;if(q!==null&&q.length!==Re)throw Error("Make sure that you pass in as many target sizes as the batch dimension of the logits");let vt=[];for(let pt=0;pt$&&Ht.push(Wt)}else{let Wt=(0,Me.max)(qt.data)[1];if(Wt===nt-1||(Yt=(0,Me.softmax)(qt.data),Yt[Wt]<$))continue;Ht.push(Wt)}for(const Wt of Ht){let xr=Nt[Rt].data;xr=x(xr),Tt!==null&&(xr=xr.map((Vr,Tr)=>Vr*Tt[(Tr+1)%2])),Lt.boxes.push(xr),Lt.classes.push(Wt),Lt.scores.push(Yt[Wt])}}vt.push(Lt)}return vt}function P(Ee,$){var q;if(!(Ee instanceof Float32Array||Ee instanceof Float64Array))throw new Error(`${$} expects input to be a Float32Array or a Float64Array, but got ${((q=Ee==null?void 0:Ee.constructor)==null?void 0:q.name)??typeof Ee} instead. If using the feature extractor directly, remember to use \`read_audio(url, sampling_rate)\` to obtain the raw audio data of the file/url.`)}function J(Ee,$,q=0,be=null){const Be=Ee/$;let Ae=(0,Me.bankers_round)(Be)*$;return be!==null&&Ae>be&&(Ae=Math.floor(Be)*$),AeAe?vt=Math.floor(Ae*nt/Be):Ae>Be&&(nt=Math.floor(Be*vt/Ae)),await $.resize(vt,nt,{resample:be}))}async crop_margin($,q=200){const be=$.clone().grayscale(),Be=(0,Me.min)(be.data)[0],Re=(0,Me.max)(be.data)[0]-Be;if(Re===0)return $;const ut=q/255;let nt=be.width,vt=be.height,pt=0,Tt=0;const Lt=be.data;for(let He=0;Hethis.preprocess(Ae)));return{pixel_values:(0,xe.stack)(be.map(Ae=>Ae.pixel_values),0),original_sizes:be.map(Ae=>Ae.original_size),reshaped_input_sizes:be.map(Ae=>Ae.reshaped_input_size)}}}class R extends ie{post_process_semantic_segmentation($,q=null){const be=$.logits,Be=be.dims[0];if(q!==null&&q.length!==Be)throw Error("Make sure that you pass in as many target sizes as the batch dimension of the logits");const Ae=[];for(let Re=0;ReLt[Wt]&&(Lt[Wt]=Yt[Wt],He[Wt]=Ht)}const Nt=new Array(nt.dims[0]),Rt=Tt.data;for(let Ht=0;HtHt!==void 0);Ae.push({segmentation:Tt,labels:qt})}return Ae}}class Z extends ie{}class se extends Z{}class ue extends ie{}class oe extends ie{}class N extends ie{}class F extends N{}class B extends ie{}class A extends ie{}class _e extends ie{constructor($){super($),this.crop_pct=this.config.crop_pct??.875}async resize($){var be;const q=(be=this.size)==null?void 0:be.shortest_edge;if(q===void 0)throw new Error("Size dictionary must contain 'shortest_edge' key.");if(q<384){const Be=Math.floor(q/this.crop_pct),[Ae,Re]=this.get_resize_output_image_size($,{shortest_edge:Be});$=await $.resize(Ae,Re,{resample:this.resample}),$=await $.center_crop(q,q)}else $=await $.resize(q,q,{resample:this.resample});return $}}class ye extends _e{}class $e extends ie{}class Se extends ie{}class Ie extends ie{constructor($){super($),this.include_top=this.config.include_top??!0,this.include_top&&(this.image_std=this.image_std.map(q=>q*q))}}class et extends ie{}class Xe extends ie{}class ct extends ie{}class we extends ie{}class U extends ie{}class pe extends U{}class Ce extends ie{post_process_object_detection(...$){return V(...$)}}class ee extends Ce{}class Ge extends ie{post_process_object_detection(...$){return V(...$)}}class dt extends ie{}class tt extends ie{}class ot extends ie{pad_image($,q,be,Be={}){const[Ae,Re,ut]=q;let nt=this.image_mean;Array.isArray(this.image_mean)||(nt=new Array(ut).fill(nt));let vt=this.image_std;Array.isArray(vt)||(vt=new Array(ut).fill(nt));const pt=nt.map((Tt,Lt)=>-Tt/vt[Lt]);return super.pad_image($,q,be,{center:!0,constant_values:pt,...Be})}}class Le extends ot{}class st extends ie{async _call($){const q=await super._call($),be=[q.pixel_values.dims[0],64,64],Be=new xe.Tensor("int64",new BigInt64Array(be.reduce((Ae,Re)=>Ae*Re)).fill(1n),be);return{...q,pixel_mask:Be}}post_process_object_detection(...$){return V(...$)}remove_low_and_no_objects($,q,be,Be){let Ae=[],Re=[],ut=[];for(let nt=0;nt<$.dims[0];++nt){let vt=$[nt],pt=q[nt],Tt=(0,Me.max)(vt.data)[1];if(Tt===Be)continue;let He=(0,Me.softmax)(vt.data)[Tt];He>be&&(Ae.push(pt),Re.push(He),ut.push(Tt))}return[Ae,Re,ut]}check_segment_validity($,q,be,Be=.5,Ae=.8){let Re=[],ut=0,nt=0;const vt=q[be].data;for(let Tt=0;Tt<$.length;++Tt)$[Tt]===be&&(Re.push(Tt),++ut),vt[Tt]>=Be&&++nt;let pt=ut>0&&nt>0;return pt&&(pt=ut/nt>Ae),[pt,Re]}compute_segments($,q,be,Be,Ae,Re=null,ut=null){let[nt,vt]=ut??$[0].dims,pt=new xe.Tensor("int32",new Int32Array(nt*vt),[nt,vt]),Tt=[];if(ut!==null)for(let qt=0;qt<$.length;++qt)$[qt]=(0,xe.interpolate)($[qt],ut,"bilinear",!1);let Lt=new Int32Array($[0].data.length),He=new Float32Array($[0].data.length);for(let qt=0;qt<$.length;++qt){let Ht=q[qt];const Yt=$[qt].data;for(let Wt=0;WtHe[Wt]&&(Lt[Wt]=qt,He[Wt]=Yt[Wt])}let Nt=0;const Rt=pt.data;for(let qt=0;qtBe!==q.dims[Ae]))throw Error(`The first ${be.length} dimensions of 'input_points' and 'input_labels' must be the same.`);return new xe.Tensor("int64",$.flat(1/0).map(BigInt),be)}async _call($,{input_points:q=null,input_labels:be=null,input_boxes:Be=null}={}){const Ae=await super._call($);if(q&&(Ae.input_points=this.reshape_input_points(q,Ae.original_sizes,Ae.reshaped_input_sizes)),be){if(!Ae.input_points)throw Error("`input_points` must be provided if `input_labels` are provided.");Ae.input_labels=this.add_input_labels(be,Ae.input_points)}return Be&&(Ae.input_boxes=this.reshape_input_points(Be,Ae.original_sizes,Ae.reshaped_input_sizes,!0)),Ae}async post_process_masks($,q,be,{mask_threshold:Be=0,binarize:Ae=!0,pad_size:Re=null}={}){const ut=[];Re=Re??this.pad_size;const nt=[Re.height,Re.width];for(let vt=0;vtBe&&(Nt[Rt]=1);Lt=new xe.Tensor("bool",Nt,Lt.dims)}ut.push(Lt)}return ut}generate_crop_boxes($,q,{crop_n_layers:be=0,overlap_ratio:Be=.3413333333333333,points_per_crop:Ae=32,crop_n_points_downscale_factor:Re=1}={}){}}class re extends ie{pad_image($,q,be,Be={}){const[Ae,Re,ut]=q;return super.pad_image($,q,{width:Re+(be-Re%be)%be,height:Ae+(be-Ae%be)%be},{mode:"symmetric",center:!1,constant_values:-1,...Be})}}class ke extends ie{async _call($,q){Array.isArray($)||($=[$]),Array.isArray(q)||(q=[q]);const be=await Promise.all($.map(Re=>this.preprocess(Re))),Be=await Promise.all(q.map(Re=>this.preprocess(Re,{do_normalize:!1,do_convert_rgb:!1,do_convert_grayscale:!0})));return{pixel_values:(0,xe.stack)(be.map((Re,ut)=>(0,xe.cat)([Re.pixel_values,Be[ut].pixel_values],0)),0),original_sizes:be.map(Re=>Re.original_size),reshaped_input_sizes:be.map(Re=>Re.reshaped_input_size)}}}class Ne extends ne{constructor($){var q;super($),(q=this.config).mel_filters??(q.mel_filters=(0,D.mel_filter_bank)(Math.floor(1+this.config.n_fft/2),this.config.feature_size,0,8e3,this.config.sampling_rate,"slaney","slaney")),this.window=(0,D.window_function)(this.config.n_fft,"hann")}async _extract_fbank_features($){const q=await(0,D.spectrogram)($,this.window,this.config.n_fft,this.config.hop_length,{power:2,mel_filters:this.config.mel_filters,log_mel:"log10",max_num_frames:this.config.nb_max_frames}),be=q.data,Be=(0,Me.max)(be)[0];for(let Ae=0;Aethis.config.n_samples?(console.warn("Attempting to extract features for audio longer than 30 seconds. If using a pipeline to extract transcript from a long audio clip, remember to specify `chunk_length_s` and/or `stride_length_s`."),q=$.slice(0,this.config.n_samples)):(q=new Float32Array(this.config.n_samples),q.set($)),{input_features:(await this._extract_fbank_features(q)).unsqueeze_(0)}}}class Ue extends ne{_zero_mean_unit_var_norm($){const be=$.reduce((Ae,Re)=>Ae+Re,0)/$.length,Be=$.reduce((Ae,Re)=>Ae+(Re-be)**2,0)/$.length;return $.map(Ae=>(Ae-be)/Math.sqrt(Be+1e-7))}async _call($){P($,"Wav2Vec2FeatureExtractor"),$ instanceof Float64Array&&($=new Float32Array($));let q=$;this.config.do_normalize&&(q=this._zero_mean_unit_var_norm(q));const be=[1,q.length];return{input_values:new xe.Tensor("float32",q,be),attention_mask:new xe.Tensor("int64",new BigInt64Array(q.length).fill(1n),be)}}}class Ve extends ne{constructor($){super($);const q=this.config.sampling_rate,be=(0,D.mel_filter_bank)(256,this.config.num_mel_bins,20,Math.floor(q/2),q,null,"kaldi",!0);for(let Be=0;Bebe*32768),(0,D.spectrogram)($,this.window,400,160,{fft_length:512,power:2,center:!1,preemphasis:.97,mel_filters:this.mel_filters,log_mel:"log",mel_floor:1192092955078125e-22,remove_dc_offset:!0,max_num_frames:q,transpose:!0})}async _call($,{padding:q=!0,pad_to_multiple_of:be=2,do_normalize_per_mel_bins:Be=!0,return_attention_mask:Ae=!0}={}){P($,"SeamlessM4TFeatureExtractor");let Re=await this._extract_fbank_features($,this.config.max_length);if(Be){const[Nt,Rt]=Re.dims,qt=Re.data;for(let Ht=0;Ht0){const Yt=new Float32Array(Rt*(Nt+Ht));Yt.set(qt),Yt.fill(this.config.padding_value,qt.length);const Wt=Nt+Ht;Re=new xe.Tensor(Re.type,Yt,[Wt,Rt]),Ae&&(ut=new xe.Tensor("int64",new BigInt64Array(Wt),[1,Wt]),ut.data.fill(1n,0,Nt))}}const[nt,vt]=Re.dims,pt=this.config.stride;if(nt%pt!==0)throw new Error(`The number of frames (${nt}) must be a multiple of the stride (${pt}).`);const Lt=Re.view(1,Math.floor(nt/pt),vt*pt),He={input_features:Lt};if(Ae){const Nt=Lt.dims[1],Rt=new BigInt64Array(Nt);if(ut){const qt=ut.data;for(let Ht=1,Yt=0;Ht0)if(be==="rand_trunc"){const ut=Math.floor(Math.random()*(Re+1));$=$.subarray(ut,ut+q),Ae=await this._extract_fbank_features($,this.mel_filters_slaney,this.config.nb_max_samples)}else throw new Error(`Truncation strategy "${be}" not implemented`);else{if(Re<0){let ut=new Float64Array(q);if(ut.set($),Be==="repeat")for(let nt=$.length;nt({id:nt,start:vt*be,end:pt*be,confidence:Tt/(pt-vt)})))}return Be}}class gt extends ne{constructor($){super($);const q=this.config.sampling_rate,be=(0,D.mel_filter_bank)(256,this.config.num_mel_bins,20,Math.floor(q/2),q,null,"kaldi",!0);for(let Be=0;Beq*32768),(0,D.spectrogram)($,this.window,400,160,{fft_length:512,power:2,center:!1,preemphasis:.97,mel_filters:this.mel_filters,log_mel:"log",mel_floor:1192092955078125e-22,remove_dc_offset:!0,transpose:!0,min_num_frames:this.min_num_frames})}async _call($){P($,"WeSpeakerFeatureExtractor");const q=(await this._extract_fbank_features($)).unsqueeze_(0);if(this.config.fbank_centering_span===null){const be=q.mean(1).data,Be=q.data,[Ae,Re,ut]=q.dims;for(let nt=0;nt/gm,bboxes:/([^<]+)?/gm},this.size_per_bin=1e3}construct_prompts($){typeof $=="string"&&($=[$]);const q=[];for(const be of $)if(this.task_prompts_without_inputs.has(be))q.push(this.task_prompts_without_inputs.get(be));else{for(const[Be,Ae]of this.task_prompts_with_input)if(be.includes(Be)){q.push(Ae.replaceAll("{input}",be).replaceAll(Be,""));break}q.length!==$.length&&q.push(be)}return q}post_process_generation($,q,be){const Be=this.tasks_answer_post_processing_type.get(q)??"pure_text";$=$.replaceAll("","").replaceAll("","");let Ae;switch(Be){case"pure_text":Ae=$;break;case"description_with_bboxes":case"bboxes":case"phrase_grounding":case"ocr":const Re=Be==="ocr"?"quad_boxes":"bboxes",ut=$.matchAll(this.regexes[Re]),nt=[],vt=[];for(const[pt,Tt,...Lt]of ut)nt.push(Tt?Tt.trim():nt.at(-1)??""),vt.push(Lt.map((He,Nt)=>(Number(He)+.5)/this.size_per_bin*be[Nt%2]));Ae={labels:nt,[Re]:vt};break;default:throw new Error(`Task "${q}" (of type "${Be}") not yet implemented.`)}return{[q]:Ae}}}class mt{static async from_pretrained($,{progress_callback:q=null,config:be=null,cache_dir:Be=null,local_files_only:Ae=!1,revision:Re="main"}={}){let ut=be??await(0,ge.getModelJSON)($,"preprocessor_config.json",!0,{progress_callback:q,config:be,cache_dir:Be,local_files_only:Ae,revision:Re}),nt=ut.feature_extractor_type??ut.image_processor_type,vt=this.FEATURE_EXTRACTOR_CLASS_MAPPING[nt];if(!vt)if(ut.size!==void 0)console.warn(`Feature extractor type "${nt}" not found, assuming ImageFeatureExtractor due to size parameter in config.`),vt=ie;else throw new Error(`Unknown Feature Extractor type: ${nt}`);let pt=this.PROCESSOR_CLASS_MAPPING[ut.processor_class]??v,Tt=new vt(ut);return new pt(Tt)}}Te(mt,"FEATURE_EXTRACTOR_CLASS_MAPPING",{ImageFeatureExtractor:ie,WhisperFeatureExtractor:Ne,ViTFeatureExtractor:$e,MobileViTFeatureExtractor:U,MobileViTImageProcessor:pe,MobileNetV1FeatureExtractor:et,MobileNetV2FeatureExtractor:Xe,MobileNetV3FeatureExtractor:ct,MobileNetV4FeatureExtractor:we,OwlViTFeatureExtractor:Ce,Owlv2ImageProcessor:ee,CLIPFeatureExtractor:N,CLIPImageProcessor:F,Florence2Processor:Pt,ChineseCLIPFeatureExtractor:B,SiglipImageProcessor:A,ConvNextFeatureExtractor:_e,ConvNextImageProcessor:ye,SegformerFeatureExtractor:R,BitImageProcessor:ue,DPTImageProcessor:se,DPTFeatureExtractor:Z,GLPNFeatureExtractor:oe,BeitFeatureExtractor:tt,DeiTFeatureExtractor:dt,DetrFeatureExtractor:st,RTDetrImageProcessor:Ge,YolosFeatureExtractor:xt,DonutFeatureExtractor:ot,NougatImageProcessor:Le,EfficientNetImageProcessor:Ie,ViTImageProcessor:Se,VitMatteImageProcessor:ke,SamImageProcessor:ze,Swin2SRImageProcessor:re,Wav2Vec2FeatureExtractor:Ue,SeamlessM4TFeatureExtractor:Ve,SpeechT5FeatureExtractor:Mt,ASTFeatureExtractor:qe,ClapFeatureExtractor:lt,PyAnnoteFeatureExtractor:ft,WeSpeakerFeatureExtractor:gt}),Te(mt,"PROCESSOR_CLASS_MAPPING",{WhisperProcessor:S,Wav2Vec2ProcessorWithLM:Q,PyAnnoteProcessor:he,SamProcessor:W,SpeechT5Processor:Ye,OwlViTProcessor:Je,Florence2Processor:Pt})},"./src/tokenizers.js":(bt,fe,l)=>{l.r(fe),l.d(fe,{AlbertTokenizer:()=>Rt,AutoTokenizer:()=>pn,BartTokenizer:()=>Or,BertTokenizer:()=>Nt,BlenderbotSmallTokenizer:()=>bs,BlenderbotTokenizer:()=>is,BloomTokenizer:()=>Er,CLIPTokenizer:()=>Kt,CamembertTokenizer:()=>kt,CodeGenTokenizer:()=>ss,CodeLlamaTokenizer:()=>Rs,CohereTokenizer:()=>Fr,ConvBertTokenizer:()=>Vr,DebertaTokenizer:()=>Yt,DebertaV2Tokenizer:()=>Wt,DistilBertTokenizer:()=>Ze,ElectraTokenizer:()=>Ur,EsmTokenizer:()=>Un,FalconTokenizer:()=>_s,GPT2Tokenizer:()=>An,GPTNeoXTokenizer:()=>gs,GemmaTokenizer:()=>rs,Grok1Tokenizer:()=>kn,HerbertTokenizer:()=>xr,LlamaTokenizer:()=>In,M2M100Tokenizer:()=>Kn,MBart50Tokenizer:()=>Dr,MBartTokenizer:()=>Xr,MPNetTokenizer:()=>ms,MarianTokenizer:()=>ws,MobileBertTokenizer:()=>qt,NllbTokenizer:()=>On,NougatTokenizer:()=>as,PreTrainedTokenizer:()=>He,Qwen2Tokenizer:()=>Ns,RoFormerTokenizer:()=>Tr,RobertaTokenizer:()=>Cn,SiglipTokenizer:()=>Xn,SpeechT5Tokenizer:()=>vs,SqueezeBertTokenizer:()=>Ht,T5Tokenizer:()=>Vn,TokenizerModel:()=>$e,VitsTokenizer:()=>Ms,Wav2Vec2CTCTokenizer:()=>ys,WhisperTokenizer:()=>ns,XLMRobertaTokenizer:()=>fs,XLMTokenizer:()=>Dt,is_chinese_char:()=>oe});var M=l("./src/utils/generic.js"),K=l("./src/utils/core.js"),ge=l("./src/utils/hub.js"),Me=l("./src/utils/maths.js"),xe=l("./src/utils/tensor.js"),D=l("./src/utils/data-structures.js"),x=l("./node_modules/@huggingface/jinja/dist/index.js"),V=l("./src/models/whisper/common_whisper.js"),P=l("./src/utils/constants.js");async function J(ve,_){const O=await Promise.all([(0,ge.getModelJSON)(ve,"tokenizer.json",!0,_),(0,ge.getModelJSON)(ve,"tokenizer_config.json",!0,_)]);return _.legacy!==null&&(O[1].legacy=_.legacy),O}function te(ve,_){const O=[];let Y=0;for(const de of ve.matchAll(_)){const ce=de[0];Y0&&O.push(ce),Y=de.index+ce.length}return Y=19968&&ve<=40959||ve>=13312&&ve<=19903||ve>=131072&&ve<=173791||ve>=173824&&ve<=177983||ve>=177984&&ve<=178207||ve>=178208&&ve<=183983||ve>=63744&&ve<=64255||ve>=194560&&ve<=195103}function N(ve,_,O){const Y=[];let de=0;for(;dethis.tokens_to_ids.get(O)??this.unk_token_id)}convert_ids_to_tokens(_){return _.map(O=>this.vocab[O]??this.unk_token)}}class Se extends $e{constructor(_){super(_),this.tokens_to_ids=ie(_.vocab),this.unk_token_id=this.tokens_to_ids.get(_.unk_token),this.unk_token=_.unk_token,this.max_input_chars_per_word=_.max_input_chars_per_word??100,this.vocab=new Array(this.tokens_to_ids.size);for(const[O,Y]of this.tokens_to_ids)this.vocab[Y]=O}encode(_){const O=[];for(const Y of _){const de=[...Y];if(de.length>this.max_input_chars_per_word){O.push(this.unk_token);continue}let ce=!1,Fe=0;const _t=[];for(;Fe0&&(St=this.config.continuing_subword_prefix+St),this.tokens_to_ids.has(St)){wt=St;break}--yt}if(wt===null){ce=!0;break}_t.push(wt),Fe=yt}ce?O.push(this.unk_token):O.push(..._t)}return O}}class Ie extends $e{constructor(_,O){super(_);const Y=_.vocab.length;this.vocab=new Array(Y),this.scores=new Array(Y);for(let de=0;de[de,ce])),this.bosToken=" ",this.bosTokenId=this.tokens_to_ids.get(this.bosToken),this.eosToken=O.eos_token,this.eosTokenId=this.tokens_to_ids.get(this.eosToken),this.unkToken=this.vocab[this.unk_token_id],this.minScore=(0,Me.min)(this.scores)[0],this.unkScore=this.minScore-10,this.scores[this.unk_token_id]=this.unkScore,this.trie=new D.CharTrie,this.trie.extend(this.vocab),this.fuse_unk=!0}populateNodes(_){const O=_.sentence,Y=O.length;let de=0;for(;de{const ve=[...Array.from({length:94},(de,ce)=>ce+33),...Array.from({length:12},(de,ce)=>ce+161),...Array.from({length:82},(de,ce)=>ce+174)],_=ve.slice();let O=0;for(let de=0;de<256;++de)ve.includes(de)||(ve.push(de),_.push(256+O),O+=1);const Y=_.map(de=>String.fromCharCode(de));return Object.fromEntries(ve.map((de,ce)=>[de,Y[ce]]))})(),Xe=(0,K.reverseDictionary)(et);class ct extends $e{constructor(_){super(_),this.BPE_SPLIT_TOKEN=" ",this.tokens_to_ids=ie(_.vocab),this.unk_token_id=this.tokens_to_ids.get(_.unk_token),this.unk_token=_.unk_token,this.vocab=new Array(this.tokens_to_ids.size);for(const[O,Y]of this.tokens_to_ids)this.vocab[Y]=O;this.bpe_ranks=new Map(_.merges.map((O,Y)=>[O,Y])),this.merges=_.merges.map(O=>O.split(this.BPE_SPLIT_TOKEN)),this.end_of_word_suffix=_.end_of_word_suffix,this.continuing_subword_suffix=_.continuing_subword_suffix??null,this.byte_fallback=this.config.byte_fallback??!1,this.byte_fallback&&(this.text_encoder=new TextEncoder),this.ignore_merges=this.config.ignore_merges??!1,this.cache=new Map}bpe(_){if(_.length===0)return[];const O=this.cache.get(_);if(O!==void 0)return O;const Y=Array.from(_);this.end_of_word_suffix&&(Y[Y.length-1]+=this.end_of_word_suffix);let de=[];if(Y.length>1){const ce=new D.PriorityQueue((yt,wt)=>yt.score`<0x${Fe.toString(16).toUpperCase().padStart(2,"0")}>`)):O.push(this.unk_token)}return O}}class we extends $e{constructor(_,O){super(_),this.tokens_to_ids=ie(O.target_lang?_.vocab[O.target_lang]:_.vocab),this.bos_token=O.bos_token,this.bos_token_id=this.tokens_to_ids.get(this.bos_token),this.eos_token=O.eos_token,this.eos_token_id=this.tokens_to_ids.get(this.eos_token),this.pad_token=O.pad_token,this.pad_token_id=this.tokens_to_ids.get(this.pad_token),this.unk_token=O.unk_token,this.unk_token_id=this.tokens_to_ids.get(this.unk_token),this.vocab=new Array(this.tokens_to_ids.size);for(const[Y,de]of this.tokens_to_ids)this.vocab[de]=Y}encode(_){return _}}class U extends M.Callable{constructor(_){super(),this.config=_}static fromConfig(_){if(_===null)return null;switch(_.type){case"BertNormalizer":return new xt(_);case"Precompiled":return new Ae(_);case"Sequence":return new st(_);case"Replace":return new pe(_);case"NFC":return new Ce(_);case"NFKC":return new ee(_);case"NFKD":return new Ge(_);case"Strip":return new dt(_);case"StripAccents":return new tt(_);case"Lowercase":return new ot(_);case"Prepend":return new Le(_);default:throw new Error(`Unknown Normalizer type: ${_.type}`)}}normalize(_){throw Error("normalize should be implemented in subclass.")}_call(_){return this.normalize(_)}}class pe extends U{normalize(_){const O=ne(this.config.pattern);return O===null?_:_.replaceAll(O,this.config.content)}}class Ce extends U{normalize(_){return _=_.normalize("NFC"),_}}class ee extends U{normalize(_){return _=_.normalize("NFKC"),_}}class Ge extends U{normalize(_){return _=_.normalize("NFKD"),_}}class dt extends U{normalize(_){return this.config.strip_left&&this.config.strip_right?_=_.trim():(this.config.strip_left&&(_=_.trimStart()),this.config.strip_right&&(_=_.trimEnd())),_}}class tt extends U{normalize(_){return _=se(_),_}}class ot extends U{normalize(_){return _=_.toLowerCase(),_}}class Le extends U{normalize(_){return _=this.config.prepend+_,_}}class st extends U{constructor(_){super(_),this.normalizers=_.normalizers.map(O=>U.fromConfig(O))}normalize(_){return this.normalizers.reduce((O,Y)=>Y.normalize(O),_)}}class xt extends U{_tokenize_chinese_chars(_){const O=[];for(let Y=0;Y<_.length;++Y){const de=_[Y],ce=de.charCodeAt(0);oe(ce)?(O.push(" "),O.push(de),O.push(" ")):O.push(de)}return O.join("")}stripAccents(_){return _.normalize("NFD").replace(/[\u0300-\u036f]/g,"")}_is_control(_){switch(_){case" ":case` +`:case"\r":return!1;default:return new RegExp("^\\p{Cc}|\\p{Cf}|\\p{Co}|\\p{Cs}$","u").test(_)}}_clean_text(_){const O=[];for(const Y of _){const de=Y.charCodeAt(0);de===0||de===65533||this._is_control(Y)||(/^\s$/.test(Y)?O.push(" "):O.push(Y))}return O.join("")}normalize(_){return this.config.clean_text&&(_=this._clean_text(_)),this.config.handle_chinese_chars&&(_=this._tokenize_chinese_chars(_)),this.config.lowercase?(_=_.toLowerCase(),this.config.strip_accents!==!1&&(_=this.stripAccents(_))):this.config.strip_accents&&(_=this.stripAccents(_)),_}}class ze extends M.Callable{static fromConfig(_){if(_===null)return null;switch(_.type){case"BertPreTokenizer":return new re(_);case"Sequence":return new Re(_);case"Whitespace":return new ut(_);case"WhitespaceSplit":return new nt(_);case"Metaspace":return new be(_);case"ByteLevel":return new ke(_);case"Split":return new Ne(_);case"Punctuation":return new Ue(_);case"Digits":return new Ve(_);case"Replace":return new vt(_);default:throw new Error(`Unknown PreTokenizer type: ${_.type}`)}}pre_tokenize_text(_,O){throw Error("pre_tokenize_text should be implemented in subclass.")}pre_tokenize(_,O){return(Array.isArray(_)?_.map(Y=>this.pre_tokenize_text(Y,O)):this.pre_tokenize_text(_,O)).flat()}_call(_,O){return this.pre_tokenize(_,O)}}class re extends ze{constructor(_){super(),this.pattern=new RegExp(`[^\\s${B}]+|[${B}]`,"gu")}pre_tokenize_text(_,O){return _.trim().match(this.pattern)||[]}}class ke extends ze{constructor(_){super(),this.config=_,this.add_prefix_space=this.config.add_prefix_space,this.trim_offsets=this.config.trim_offsets,this.use_regex=this.config.use_regex??!0,this.pattern=new RegExp("'s|'t|'re|'ve|'m|'ll|'d| ?\\p{L}+| ?\\p{N}+| ?[^\\s\\p{L}\\p{N}]+|\\s+(?!\\S)|\\s+","gu"),this.byte_encoder=et,this.text_encoder=new TextEncoder}pre_tokenize_text(_,O){return this.add_prefix_space&&!_.startsWith(" ")&&(_=" "+_),(this.use_regex?_.match(this.pattern)||[]:[_]).map(de=>Array.from(this.text_encoder.encode(de),ce=>this.byte_encoder[ce]).join(""))}}class Ne extends ze{constructor(_){super(),this.config=_,this.pattern=ne(this.config.pattern,this.config.invert)}pre_tokenize_text(_,O){return this.pattern===null?[]:this.config.invert?_.match(this.pattern)||[]:te(_,this.pattern)}}class Ue extends ze{constructor(_){super(),this.config=_,this.pattern=new RegExp(`[^${B}]+|[${B}]+`,"gu")}pre_tokenize_text(_,O){return _.match(this.pattern)||[]}}class Ve extends ze{constructor(_){super(),this.config=_;const O=`[^\\d]+|\\d${this.config.individual_digits?"":"+"}`;this.pattern=new RegExp(O,"gu")}pre_tokenize_text(_,O){return _.match(this.pattern)||[]}}class qe extends M.Callable{constructor(_){super(),this.config=_}static fromConfig(_){if(_===null)return null;switch(_.type){case"TemplateProcessing":return new gt(_);case"ByteLevel":return new Mt(_);case"RobertaProcessing":return new ft(_);case"BertProcessing":return new lt(_);case"Sequence":return new v(_);default:throw new Error(`Unknown PostProcessor type: ${_.type}`)}}post_process(_,...O){throw Error("post_process should be implemented in subclass.")}_call(_,...O){return this.post_process(_,...O)}}class lt extends qe{constructor(_){super(_),this.cls=_.cls[0],this.sep=_.sep[0]}post_process(_,O=null,{add_special_tokens:Y=!0}={}){Y&&(_=(0,K.mergeArrays)([this.cls],_,[this.sep]));let de=new Array(_.length).fill(0);if(O!==null){const ce=Y&&this instanceof ft?[this.sep]:[],Fe=Y?[this.sep]:[];_=(0,K.mergeArrays)(_,ce,O,Fe),de=(0,K.mergeArrays)(de,new Array(O.length+ce.length+Fe.length).fill(1))}return{tokens:_,token_type_ids:de}}}class ft extends lt{}class gt extends qe{constructor(_){super(_),this.single=_.single,this.pair=_.pair}post_process(_,O=null,{add_special_tokens:Y=!0}={}){const de=O===null?this.single:this.pair;let ce=[],Fe=[];for(const _t of de)"SpecialToken"in _t?Y&&(ce.push(_t.SpecialToken.id),Fe.push(_t.SpecialToken.type_id)):"Sequence"in _t&&(_t.Sequence.id==="A"?(ce=(0,K.mergeArrays)(ce,_),Fe=(0,K.mergeArrays)(Fe,new Array(_.length).fill(_t.Sequence.type_id))):_t.Sequence.id==="B"&&(ce=(0,K.mergeArrays)(ce,O),Fe=(0,K.mergeArrays)(Fe,new Array(O.length).fill(_t.Sequence.type_id))));return{tokens:ce,token_type_ids:Fe}}}class Mt extends qe{post_process(_,O=null){return O&&(_=(0,K.mergeArrays)(_,O)),{tokens:_}}}class v extends qe{constructor(_){super(_),this.processors=_.processors.map(O=>qe.fromConfig(O))}post_process(_,O=null,Y={}){let de;for(const ce of this.processors)if(ce instanceof Mt)_=ce.post_process(_).tokens,O&&(O=ce.post_process(O).tokens);else{const Fe=ce.post_process(_,O,Y);_=Fe.tokens,de=Fe.token_type_ids}return{tokens:_,token_type_ids:de}}}class W extends M.Callable{constructor(_){super(),this.config=_,this.added_tokens=[],this.end_of_word_suffix=null,this.trim_offsets=_.trim_offsets}static fromConfig(_){if(_===null)return null;switch(_.type){case"WordPiece":return new Je(_);case"Metaspace":return new Be(_);case"ByteLevel":return new Pt(_);case"Replace":return new S(_);case"ByteFallback":return new Q(_);case"Fuse":return new he(_);case"Strip":return new Ye(_);case"Sequence":return new Ee(_);case"CTC":return new mt(_);case"BPEDecoder":return new $(_);default:throw new Error(`Unknown Decoder type: ${_.type}`)}}_call(_){return this.decode(_)}decode(_){return this.decode_chain(_).join("")}decode_chain(_){throw Error("`decode_chain` should be implemented in subclass.")}}class S extends W{decode_chain(_){const O=ne(this.config.pattern);return O===null?_:_.map(Y=>Y.replaceAll(O,this.config.content))}}class Q extends W{constructor(_){super(_),this.text_decoder=new TextDecoder}decode_chain(_){const O=[];let Y=[];for(const de of _){let ce=null;if(de.length===6&&de.startsWith("<0x")&&de.endsWith(">")){const Fe=parseInt(de.slice(3,5),16);isNaN(Fe)||(ce=Fe)}if(ce!==null)Y.push(ce);else{if(Y.length>0){const Fe=this.text_decoder.decode(Uint8Array.from(Y));O.push(Fe),Y=[]}O.push(de)}}if(Y.length>0){const de=this.text_decoder.decode(Uint8Array.from(Y));O.push(de),Y=[]}return O}}class he extends W{decode_chain(_){return[_.join("")]}}class Ye extends W{constructor(_){super(_),this.content=this.config.content,this.start=this.config.start,this.stop=this.config.stop}decode_chain(_){return _.map(O=>{let Y=0;for(let ce=0;ce(Y!==0&&(O.startsWith(this.config.prefix)?O=O.replace(this.config.prefix,""):O=" "+O),this.cleanup&&(O=Z(O)),O))}}class Pt extends W{constructor(_){super(_),this.byte_decoder=Xe,this.text_decoder=new TextDecoder("utf-8",{fatal:!1,ignoreBOM:!0}),this.end_of_word_suffix=null}convert_tokens_to_string(_){const O=_.join(""),Y=new Uint8Array([...O].map(ce=>this.byte_decoder[ce]));return this.text_decoder.decode(Y)}decode_chain(_){const O=[];let Y=[];for(const de of _)this.added_tokens.find(ce=>ce.content===de)!==void 0?(Y.length>0&&(O.push(this.convert_tokens_to_string(Y)),Y=[]),O.push(de)):Y.push(de);return Y.length>0&&O.push(this.convert_tokens_to_string(Y)),O}}class mt extends W{constructor(_){super(_),this.pad_token=this.config.pad_token,this.word_delimiter_token=this.config.word_delimiter_token,this.cleanup=this.config.cleanup}convert_tokens_to_string(_){if(_.length===0)return"";const O=[_[0]];for(let ce=1;ce<_.length;++ce)_[ce]!==O.at(-1)&&O.push(_[ce]);let de=O.filter(ce=>ce!==this.pad_token).join("");return this.cleanup&&(de=Z(de).replaceAll(this.word_delimiter_token," ").trim()),de}decode_chain(_){return[this.convert_tokens_to_string(_)]}}class Ee extends W{constructor(_){super(_),this.decoders=_.decoders.map(O=>W.fromConfig(O))}decode_chain(_){return this.decoders.reduce((O,Y)=>Y.decode_chain(O),_)}}class $ extends W{constructor(_){super(_),this.suffix=this.config.suffix}decode_chain(_){return _.map((O,Y)=>O.replaceAll(this.suffix,Y===_.length-1?"":" "))}}class q extends W{decode_chain(_){let O="";for(let Y=1;Y<_.length;Y+=2)O+=_[Y];return[O]}}class be extends ze{constructor(_){super(),this.addPrefixSpace=_.add_prefix_space,this.replacement=_.replacement,this.strRep=_.str_rep||this.replacement,this.prepend_scheme=_.prepend_scheme??"always"}pre_tokenize_text(_,{section_index:O=void 0}={}){let Y=_.replaceAll(" ",this.strRep);return this.addPrefixSpace&&!Y.startsWith(this.replacement)&&(this.prepend_scheme==="always"||this.prepend_scheme==="first"&&O===0)&&(Y=this.strRep+Y),[Y]}}class Be extends W{constructor(_){super(_),this.addPrefixSpace=_.add_prefix_space,this.replacement=_.replacement}decode_chain(_){const O=[];for(let Y=0;Y<_.length;++Y){let de=_[Y].replaceAll(this.replacement," ");this.addPrefixSpace&&Y==0&&de.startsWith(" ")&&(de=de.substring(1)),O.push(de)}return O}}class Ae extends U{constructor(_){super(_),this.charsmap=_.precompiled_charsmap}normalize(_){return _=_.replace(/[\u0001-\u0008\u000B\u000E-\u001F\u007F\u008F\u009F]/gm,""),_=_.replace(/[\u0009\u000A\u000C\u000D\u1680\u200B\u200C\u200E\u200F\u2028\u2029\u2581\uFEFF\uFFFD]/gm," "),_.includes("～")?_=_.split("～").map(Y=>Y.normalize("NFKC")).join("～"):_=_.normalize("NFKC"),_}}class Re extends ze{constructor(_){super(),this.tokenizers=_.pretokenizers.map(O=>ze.fromConfig(O))}pre_tokenize_text(_,O){return this.tokenizers.reduce((Y,de)=>de.pre_tokenize(Y,O),[_])}}class ut extends ze{constructor(_){super()}pre_tokenize_text(_,O){return _.match(/\w+|[^\w\s]+/g)||[]}}class nt extends ze{constructor(_){super()}pre_tokenize_text(_,O){return F(_)}}class vt extends ze{constructor(_){super(),this.config=_,this.pattern=ne(this.config.pattern),this.content=this.config.content}pre_tokenize_text(_,O){return this.pattern===null?[_]:[_.replaceAll(this.pattern,this.config.content)]}}const pt=["bos_token","eos_token","unk_token","sep_token","pad_token","cls_token","mask_token"];function Tt(ve,_,O,Y){for(const de of Object.keys(ve)){const ce=_-ve[de].length,Fe=O(de),_t=new Array(ce).fill(Fe);ve[de]=Y==="right"?(0,K.mergeArrays)(ve[de],_t):(0,K.mergeArrays)(_t,ve[de])}}function Lt(ve,_){for(const O of Object.keys(ve))ve[O].length=_}class He extends M.Callable{constructor(O,Y){super();Te(this,"return_token_type_ids",!1);Te(this,"padding_side","right");this._tokenizer_config=Y,this.normalizer=U.fromConfig(O.normalizer),this.pre_tokenizer=ze.fromConfig(O.pre_tokenizer),this.model=$e.fromConfig(O.model,Y),this.post_processor=qe.fromConfig(O.post_processor),this.decoder=W.fromConfig(O.decoder),this.special_tokens=[],this.all_special_ids=[],this.added_tokens=[];for(const de of O.added_tokens){const ce=new ye(de);this.added_tokens.push(ce),this.model.tokens_to_ids.set(ce.content,ce.id),this.model.vocab[ce.id]=ce.content,ce.special&&(this.special_tokens.push(ce.content),this.all_special_ids.push(ce.id))}if(this.additional_special_tokens=Y.additional_special_tokens??[],this.special_tokens.push(...this.additional_special_tokens),this.special_tokens=[...new Set(this.special_tokens)],this.decoder&&(this.decoder.added_tokens=this.added_tokens,this.decoder.end_of_word_suffix=this.model.end_of_word_suffix),this.added_tokens_regex=this.added_tokens.length>0?new RegExp(this.added_tokens.toSorted((de,ce)=>ce.content.length-de.content.length).map(de=>`${de.lstrip?"\\s*":""}(${(0,K.escapeRegExp)(de.content)})${de.rstrip?"\\s*":""}`).join("|")):null,this.mask_token=this.getToken("mask_token"),this.mask_token_id=this.model.tokens_to_ids.get(this.mask_token),this.pad_token=this.getToken("pad_token","eos_token"),this.pad_token_id=this.model.tokens_to_ids.get(this.pad_token),this.sep_token=this.getToken("sep_token"),this.sep_token_id=this.model.tokens_to_ids.get(this.sep_token),this.unk_token=this.getToken("unk_token"),this.unk_token_id=this.model.tokens_to_ids.get(this.unk_token),this.model_max_length=Y.model_max_length,this.remove_space=Y.remove_space,this.clean_up_tokenization_spaces=Y.clean_up_tokenization_spaces??!0,this.do_lowercase_and_remove_accent=Y.do_lowercase_and_remove_accent??!1,Y.padding_side&&(this.padding_side=Y.padding_side),this.legacy=!1,this.chat_template=Y.chat_template??null,Array.isArray(this.chat_template)){const de=Object.create(null);for(const{name:ce,template:Fe}of this.chat_template){if(typeof ce!="string"||typeof Fe!="string")throw new Error('Chat template must be a list of objects with "name" and "template" properties');de[ce]=Fe}this.chat_template=de}this._compiled_template_cache=new Map}getToken(...O){for(const Y of O){const de=this._tokenizer_config[Y];if(de)if(typeof de=="object"){if(de.__type==="AddedToken")return de.content;throw Error(`Unknown token: ${de}`)}else return de}return null}static async from_pretrained(O,{progress_callback:Y=null,config:de=null,cache_dir:ce=null,local_files_only:Fe=!1,revision:_t="main",legacy:yt=null}={}){const wt=await J(O,{progress_callback:Y,config:de,cache_dir:ce,local_files_only:Fe,revision:_t,legacy:yt});return new this(...wt)}_call(O,{text_pair:Y=null,add_special_tokens:de=!0,padding:ce=!1,truncation:Fe=null,max_length:_t=null,return_tensor:yt=!0,return_token_type_ids:wt=null}={}){const St=Array.isArray(O);let Qt;if(St){if(O.length===0)throw Error("text array must be non-empty");if(Y!==null){if(Array.isArray(Y)){if(O.length!==Y.length)throw Error("text and text_pair must have the same length")}else throw Error("text_pair must also be an array");Qt=O.map((er,Ut)=>this._encode_plus(er,{text_pair:Y[Ut],add_special_tokens:de,return_token_type_ids:wt}))}else Qt=O.map(er=>this._encode_plus(er,{add_special_tokens:de,return_token_type_ids:wt}))}else{if(O==null)throw Error("text may not be null or undefined");if(Array.isArray(Y))throw Error("When specifying `text_pair`, since `text` is a string, `text_pair` must also be a string (i.e., not an array).");Qt=[this._encode_plus(O,{text_pair:Y,add_special_tokens:de,return_token_type_ids:wt})]}if(_t===null?ce==="max_length"?_t=this.model_max_length:_t=(0,Me.max)(Qt.map(er=>er.input_ids.length))[0]:Fe||console.warn("Truncation was not explicitly activated but `max_length` is provided a specific value, please use `truncation=true` to explicitly truncate examples to max length."),_t=Math.min(_t,this.model_max_length??1/0),ce||Fe)for(let er=0;er_t?Fe&&Lt(Qt[er],_t):ce&&Tt(Qt[er],_t,Ut=>Ut==="input_ids"?this.pad_token_id:0,this.padding_side));const $r={};if(yt){if(!(ce&&Fe)&&Qt.some(Ut=>{var pr;for(const nn of Object.keys(Ut))if(Ut[nn].length!==((pr=Qt[0][nn])==null?void 0:pr.length))return!0;return!1}))throw Error("Unable to create tensor, you should probably activate truncation and/or padding with 'padding=true' and 'truncation=true' to have batched tensors with the same length.");const er=[Qt.length,Qt[0].input_ids.length];for(const Ut of Object.keys(Qt[0]))$r[Ut]=new xe.Tensor("int64",BigInt64Array.from(Qt.flatMap(pr=>pr[Ut]).map(BigInt)),er)}else{for(const er of Object.keys(Qt[0]))$r[er]=Qt.map(Ut=>Ut[er]);if(!St)for(const er of Object.keys($r))$r[er]=$r[er][0]}return $r}_encode_text(O){return O===null?null:(this.added_tokens_regex?O.split(this.added_tokens_regex).filter(ce=>ce):[O]).map((ce,Fe)=>{if(this.added_tokens.find(yt=>yt.content===ce)!==void 0)return ce;{if(this.remove_space===!0&&(ce=ce.trim().split(/\s+/).join(" ")),this.do_lowercase_and_remove_accent&&(ce=ue(ce)),this.normalizer!==null&&(ce=this.normalizer(ce)),ce.length===0)return[];const yt=this.pre_tokenizer!==null?this.pre_tokenizer(ce,{section_index:Fe}):[ce];return this.model(yt)}}).flat()}_encode_plus(O,{text_pair:Y=null,add_special_tokens:de=!0,return_token_type_ids:ce=null}={}){const{tokens:Fe,token_type_ids:_t}=this._tokenize_helper(O,{pair:Y,add_special_tokens:de}),yt=this.model.convert_tokens_to_ids(Fe),wt={input_ids:yt,attention_mask:new Array(yt.length).fill(1)};return(ce??this.return_token_type_ids)&&_t&&(wt.token_type_ids=_t),wt}_tokenize_helper(O,{pair:Y=null,add_special_tokens:de=!1}={}){const ce=this._encode_text(O),Fe=this._encode_text(Y);return this.post_processor?this.post_processor(ce,Fe,{add_special_tokens:de}):{tokens:(0,K.mergeArrays)(ce??[],Fe??[])}}tokenize(O,{pair:Y=null,add_special_tokens:de=!1}={}){return this._tokenize_helper(O,{pair:Y,add_special_tokens:de}).tokens}encode(O,{text_pair:Y=null,add_special_tokens:de=!0,return_token_type_ids:ce=null}={}){return this._encode_plus(O,{text_pair:Y,add_special_tokens:de,return_token_type_ids:ce}).input_ids}batch_decode(O,Y={}){return O instanceof xe.Tensor&&(O=O.tolist()),O.map(de=>this.decode(de,Y))}decode(O,Y={}){if(O instanceof xe.Tensor&&(O=R(O)),!Array.isArray(O)||O.length===0||!(0,K.isIntegralNumber)(O[0]))throw Error("token_ids must be a non-empty array of integers.");return this.decode_single(O,Y)}decode_single(O,{skip_special_tokens:Y=!1,clean_up_tokenization_spaces:de=null}){let ce=this.model.convert_ids_to_tokens(O);Y&&(ce=ce.filter(_t=>!this.special_tokens.includes(_t)));let Fe=this.decoder?this.decoder(ce):ce.join(" ");return this.decoder&&this.decoder.end_of_word_suffix&&(Fe=Fe.replaceAll(this.decoder.end_of_word_suffix," "),Y&&(Fe=Fe.trim())),(de??this.clean_up_tokenization_spaces)&&(Fe=Z(Fe)),Fe}apply_chat_template(O,{tools:Y=null,documents:de=null,chat_template:ce=null,add_generation_prompt:Fe=!1,tokenize:_t=!0,padding:yt=!1,truncation:wt=!1,max_length:St=null,return_tensor:Qt=!0,return_dict:$r=!1,tokenizer_kwargs:er={},...Ut}={}){if(this.chat_template&&typeof this.chat_template=="object"||this.chat_template===null){const je=this.chat_template;if(ce!==null&&Object.hasOwn(je,ce))ce=je[ce];else if(ce===null&&"default"in je)ce=je.default;else if(ce===null)throw Error(`This model has multiple chat templates with no default specified! 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Xh=h.AutoTokenizer;h.AutomaticSpeechRecognitionPipeline,h.BartForConditionalGeneration,h.BartForSequenceClassification,h.BartModel,h.BartPretrainedModel,h.BartTokenizer,h.BaseModelOutput,h.BaseStreamer,h.BeitFeatureExtractor,h.BeitForImageClassification,h.BeitModel,h.BeitPreTrainedModel,h.BertForMaskedLM,h.BertForQuestionAnswering,h.BertForSequenceClassification,h.BertForTokenClassification,h.BertModel,h.BertPreTrainedModel,h.BertTokenizer,h.BitImageProcessor,h.BlenderbotForConditionalGeneration,h.BlenderbotModel,h.BlenderbotPreTrainedModel,h.BlenderbotSmallForConditionalGeneration,h.BlenderbotSmallModel,h.BlenderbotSmallPreTrainedModel,h.BlenderbotSmallTokenizer,h.BlenderbotTokenizer,h.BloomForCausalLM,h.BloomModel,h.BloomPreTrainedModel,h.BloomTokenizer,h.CLIPFeatureExtractor,h.CLIPImageProcessor,h.CLIPModel,h.CLIPPreTrainedModel,h.CLIPSegForImageSegmentation,h.CLIPSegModel,h.CLIPSegPreTrainedModel,h.CLIPTextModelWithProjection,h.CLIPTokenizer,h.CLIPVisionModelWithProjection,h.CamembertForMaskedLM,h.CamembertForQuestionAnswering,h.CamembertForSequenceClassification,h.CamembertForTokenClassification,h.CamembertModel,h.CamembertPreTrainedModel,h.CamembertTokenizer,h.CausalLMOutput,h.CausalLMOutputWithPast,h.ChineseCLIPFeatureExtractor,h.ChineseCLIPModel,h.ChineseCLIPPreTrainedModel,h.ClapAudioModelWithProjection,h.ClapFeatureExtractor,h.ClapModel,h.ClapPreTrainedModel,h.ClapTextModelWithProjection,h.CodeGenForCausalLM,h.CodeGenModel,h.CodeGenPreTrainedModel,h.CodeGenTokenizer,h.CodeLlamaTokenizer,h.CohereForCausalLM,h.CohereModel,h.CoherePreTrainedModel,h.CohereTokenizer,h.ConvBertForMaskedLM,h.ConvBertForQuestionAnswering,h.ConvBertForSequenceClassification,h.ConvBertForTokenClassification,h.ConvBertModel,h.ConvBertPreTrainedModel,h.ConvBertTokenizer,h.ConvNextFeatureExtractor,h.ConvNextForImageClassification,h.ConvNextImageProcessor,h.ConvNextModel,h.ConvNextPreTrainedModel,h.ConvNextV2ForImageClassification,h.ConvNextV2Model,h.ConvNextV2PreTrainedModel,h.DPTFeatureExtractor,h.DPTForDepthEstimation,h.DPTImageProcessor,h.DPTModel,h.DPTPreTrainedModel,h.DebertaForMaskedLM,h.DebertaForQuestionAnswering,h.DebertaForSequenceClassification,h.DebertaForTokenClassification,h.DebertaModel,h.DebertaPreTrainedModel,h.DebertaTokenizer,h.DebertaV2ForMaskedLM,h.DebertaV2ForQuestionAnswering,h.DebertaV2ForSequenceClassification,h.DebertaV2ForTokenClassification,h.DebertaV2Model,h.DebertaV2PreTrainedModel,h.DebertaV2Tokenizer,h.DeiTFeatureExtractor,h.DeiTForImageClassification,h.DeiTModel,h.DeiTPreTrainedModel,h.DepthAnythingForDepthEstimation,h.DepthAnythingPreTrainedModel,h.DepthEstimationPipeline,h.DetrFeatureExtractor,h.DetrForObjectDetection,h.DetrForSegmentation,h.DetrModel,h.DetrObjectDetectionOutput,h.DetrPreTrainedModel,h.DetrSegmentationOutput,h.Dinov2ForImageClassification,h.Dinov2Model,h.Dinov2PreTrainedModel,h.DistilBertForMaskedLM,h.DistilBertForQuestionAnswering,h.DistilBertForSequenceClassification,h.DistilBertForTokenClassification,h.DistilBertModel,h.DistilBertPreTrainedModel,h.DistilBertTokenizer,h.DocumentQuestionAnsweringPipeline,h.DonutFeatureExtractor,h.DonutSwinModel,h.DonutSwinPreTrainedModel,h.EfficientNetForImageClassification,h.EfficientNetImageProcessor,h.EfficientNetModel,h.EfficientNetPreTrainedModel,h.ElectraForMaskedLM,h.ElectraForQuestionAnswering,h.ElectraForSequenceClassification,h.ElectraForTokenClassification,h.ElectraModel,h.ElectraPreTrainedModel,h.ElectraTokenizer,h.EosTokenCriteria,h.EsmForMaskedLM,h.EsmForSequenceClassification,h.EsmForTokenClassification,h.EsmModel,h.EsmPreTrainedModel,h.EsmTokenizer,h.FFT,h.FalconForCausalLM,h.FalconModel,h.FalconPreTrainedModel,h.FalconTokenizer,h.FastViTForImageClassification,h.FastViTModel,h.FastViTPreTrainedModel,h.FeatureExtractionPipeline,h.FeatureExtractor,h.FillMaskPipeline,h.Florence2ForConditionalGeneration,h.Florence2PreTrainedModel,h.Florence2Processor,h.GLPNFeatureExtractor,h.GLPNForDepthEstimation,h.GLPNModel,h.GLPNPreTrainedModel,h.GPT2LMHeadModel,h.GPT2Model,h.GPT2PreTrainedModel,h.GPT2Tokenizer,h.GPTBigCodeForCausalLM,h.GPTBigCodeModel,h.GPTBigCodePreTrainedModel,h.GPTJForCausalLM,h.GPTJModel,h.GPTJPreTrainedModel,h.GPTNeoForCausalLM,h.GPTNeoModel,h.GPTNeoPreTrainedModel,h.GPTNeoXForCausalLM,h.GPTNeoXModel,h.GPTNeoXPreTrainedModel,h.GPTNeoXTokenizer,h.Gemma2ForCausalLM,h.Gemma2Model,h.Gemma2PreTrainedModel,h.GemmaForCausalLM,h.GemmaModel,h.GemmaPreTrainedModel,h.GemmaTokenizer,h.Grok1Tokenizer,h.HerbertTokenizer,h.HubertForCTC,h.HubertForSequenceClassification,h.HubertModel,h.HubertPreTrainedModel,h.ImageClassificationPipeline,h.ImageFeatureExtractionPipeline,h.ImageFeatureExtractor,h.ImageMattingOutput,h.ImageSegmentationPipeline,h.ImageToImagePipeline,h.ImageToTextPipeline;var Qh=h.InterruptableStoppingCriteria;h.LlamaForCausalLM,h.LlamaModel,h.LlamaPreTrainedModel,h.LlamaTokenizer,h.LlavaForConditionalGeneration,h.LlavaPreTrainedModel,h.LongT5ForConditionalGeneration,h.LongT5Model,h.LongT5PreTrainedModel,h.M2M100ForConditionalGeneration,h.M2M100Model,h.M2M100PreTrainedModel,h.M2M100Tokenizer,h.MBart50Tokenizer,h.MBartForCausalLM,h.MBartForConditionalGeneration,h.MBartForSequenceClassification,h.MBartModel,h.MBartPreTrainedModel,h.MBartTokenizer,h.MPNetForMaskedLM,h.MPNetForQuestionAnswering,h.MPNetForSequenceClassification,h.MPNetForTokenClassification,h.MPNetModel,h.MPNetPreTrainedModel,h.MPNetTokenizer,h.MT5ForConditionalGeneration,h.MT5Model,h.MT5PreTrainedModel,h.MarianMTModel,h.MarianModel,h.MarianPreTrainedModel,h.MarianTokenizer,h.MaskedLMOutput,h.MaxLengthCriteria,h.MistralForCausalLM,h.MistralModel,h.MistralPreTrainedModel,h.MobileBertForMaskedLM,h.MobileBertForQuestionAnswering,h.MobileBertForSequenceClassification,h.MobileBertModel,h.MobileBertPreTrainedModel,h.MobileBertTokenizer,h.MobileNetV1FeatureExtractor,h.MobileNetV1ForImageClassification,h.MobileNetV1Model,h.MobileNetV1PreTrainedModel,h.MobileNetV2FeatureExtractor,h.MobileNetV2ForImageClassification,h.MobileNetV2Model,h.MobileNetV2PreTrainedModel,h.MobileNetV3FeatureExtractor,h.MobileNetV3ForImageClassification,h.MobileNetV3Model,h.MobileNetV3PreTrainedModel,h.MobileNetV4FeatureExtractor,h.MobileNetV4ForImageClassification,h.MobileNetV4Model,h.MobileNetV4PreTrainedModel,h.MobileViTFeatureExtractor,h.MobileViTForImageClassification,h.MobileViTImageProcessor,h.MobileViTModel,h.MobileViTPreTrainedModel,h.MobileViTV2ForImageClassification,h.MobileViTV2Model,h.MobileViTV2PreTrainedModel,h.ModelOutput,h.Moondream1ForConditionalGeneration,h.MptForCausalLM,h.MptModel,h.MptPreTrainedModel,h.MusicgenForCausalLM,h.MusicgenForConditionalGeneration,h.MusicgenModel,h.MusicgenPreTrainedModel,h.NllbTokenizer,h.NomicBertModel,h.NomicBertPreTrainedModel,h.NougatImageProcessor,h.NougatTokenizer,h.OPTForCausalLM,h.OPTModel,h.OPTPreTrainedModel,h.ObjectDetectionPipeline,h.OpenELMForCausalLM,h.OpenELMModel,h.OpenELMPreTrainedModel,h.OwlViTFeatureExtractor,h.OwlViTForObjectDetection,h.OwlViTModel,h.OwlViTPreTrainedModel,h.OwlViTProcessor,h.Owlv2ForObjectDetection,h.Owlv2ImageProcessor,h.Owlv2Model,h.Owlv2PreTrainedModel,h.Phi3ForCausalLM,h.Phi3Model,h.Phi3PreTrainedModel,h.PhiForCausalLM,h.PhiModel,h.PhiPreTrainedModel,h.Pipeline,h.PreTrainedModel,h.PreTrainedTokenizer,h.PretrainedConfig,h.PretrainedMixin,h.Processor,h.PyAnnoteFeatureExtractor,h.PyAnnoteForAudioFrameClassification,h.PyAnnoteModel,h.PyAnnotePreTrainedModel,h.PyAnnoteProcessor,h.QuestionAnsweringModelOutput,h.QuestionAnsweringPipeline,h.Qwen2ForCausalLM,h.Qwen2Model,h.Qwen2PreTrainedModel,h.Qwen2Tokenizer,h.RTDetrForObjectDetection,h.RTDetrImageProcessor,h.RTDetrModel,h.RTDetrObjectDetectionOutput,h.RTDetrPreTrainedModel,h.RawImage,h.ResNetForImageClassification,h.ResNetModel,h.ResNetPreTrainedModel,h.RoFormerForMaskedLM,h.RoFormerForQuestionAnswering,h.RoFormerForSequenceClassification,h.RoFormerForTokenClassification,h.RoFormerModel,h.RoFormerPreTrainedModel,h.RoFormerTokenizer,h.RobertaForMaskedLM,h.RobertaForQuestionAnswering,h.RobertaForSequenceClassification,h.RobertaForTokenClassification,h.RobertaModel,h.RobertaPreTrainedModel,h.RobertaTokenizer,h.SamImageProcessor,h.SamImageSegmentationOutput,h.SamModel,h.SamPreTrainedModel,h.SamProcessor,h.SeamlessM4TFeatureExtractor,h.SegformerFeatureExtractor,h.SegformerForImageClassification,h.SegformerForSemanticSegmentation,h.SegformerModel,h.SegformerPreTrainedModel,h.Seq2SeqLMOutput,h.SequenceClassifierOutput,h.SiglipImageProcessor,h.SiglipModel,h.SiglipPreTrainedModel,h.SiglipTextModel,h.SiglipTokenizer,h.SiglipVisionModel,h.SpeechT5FeatureExtractor,h.SpeechT5ForSpeechToText,h.SpeechT5ForTextToSpeech,h.SpeechT5HifiGan,h.SpeechT5Model,h.SpeechT5PreTrainedModel,h.SpeechT5Processor,h.SpeechT5Tokenizer,h.SqueezeBertForMaskedLM,h.SqueezeBertForQuestionAnswering,h.SqueezeBertForSequenceClassification,h.SqueezeBertModel,h.SqueezeBertPreTrainedModel,h.SqueezeBertTokenizer,h.StableLmForCausalLM,h.StableLmModel,h.StableLmPreTrainedModel,h.Starcoder2ForCausalLM,h.Starcoder2Model,h.Starcoder2PreTrainedModel,h.StoppingCriteria,h.StoppingCriteriaList,h.SummarizationPipeline,h.Swin2SRForImageSuperResolution,h.Swin2SRImageProcessor,h.Swin2SRModel,h.Swin2SRPreTrainedModel,h.SwinForImageClassification,h.SwinModel,h.SwinPreTrainedModel,h.T5ForConditionalGeneration,h.T5Model,h.T5PreTrainedModel,h.T5Tokenizer,h.TableTransformerForObjectDetection,h.TableTransformerModel,h.TableTransformerObjectDetectionOutput,h.TableTransformerPreTrainedModel,h.Tensor,h.Text2TextGenerationPipeline,h.TextClassificationPipeline,h.TextGenerationPipeline;var Yh=h.TextStreamer;h.TextToAudioPipeline,h.TokenClassificationPipeline,h.TokenClassifierOutput,h.TokenizerModel,h.TrOCRForCausalLM,h.TrOCRPreTrainedModel,h.TranslationPipeline,h.UniSpeechForCTC,h.UniSpeechForSequenceClassification,h.UniSpeechModel,h.UniSpeechPreTrainedModel,h.UniSpeechSatForAudioFrameClassification,h.UniSpeechSatForCTC,h.UniSpeechSatForSequenceClassification,h.UniSpeechSatModel,h.UniSpeechSatPreTrainedModel,h.ViTFeatureExtractor,h.ViTForImageClassification,h.ViTImageProcessor,h.ViTModel,h.ViTPreTrainedModel,h.VisionEncoderDecoderModel,h.VitMatteForImageMatting,h.VitMatteImageProcessor,h.VitMattePreTrainedModel,h.VitsModel,h.VitsModelOutput,h.VitsPreTrainedModel,h.VitsTokenizer,h.Wav2Vec2BertForCTC,h.Wav2Vec2BertForSequenceClassification,h.Wav2Vec2BertModel,h.Wav2Vec2BertPreTrainedModel,h.Wav2Vec2CTCTokenizer,h.Wav2Vec2FeatureExtractor,h.Wav2Vec2ForAudioFrameClassification,h.Wav2Vec2ForCTC,h.Wav2Vec2ForSequenceClassification,h.Wav2Vec2Model,h.Wav2Vec2PreTrainedModel,h.Wav2Vec2ProcessorWithLM,h.WavLMForAudioFrameClassification,h.WavLMForCTC,h.WavLMForSequenceClassification,h.WavLMForXVector,h.WavLMModel,h.WavLMPreTrainedModel,h.WeSpeakerFeatureExtractor,h.WeSpeakerResNetModel,h.WeSpeakerResNetPreTrainedModel,h.WhisperFeatureExtractor,h.WhisperForConditionalGeneration,h.WhisperModel,h.WhisperPreTrainedModel,h.WhisperProcessor,h.WhisperTextStreamer,h.WhisperTokenizer,h.XLMForQuestionAnswering,h.XLMForSequenceClassification,h.XLMForTokenClassification,h.XLMModel,h.XLMPreTrainedModel,h.XLMRobertaForMaskedLM,h.XLMRobertaForQuestionAnswering,h.XLMRobertaForSequenceClassification,h.XLMRobertaForTokenClassification,h.XLMRobertaModel,h.XLMRobertaPreTrainedModel,h.XLMRobertaTokenizer,h.XLMTokenizer,h.XLMWithLMHeadModel,h.XVectorOutput,h.YolosFeatureExtractor,h.YolosForObjectDetection,h.YolosModel,h.YolosObjectDetectionOutput,h.YolosPreTrainedModel,h.ZeroShotAudioClassificationPipeline,h.ZeroShotClassificationPipeline,h.ZeroShotImageClassificationPipeline,h.ZeroShotObjectDetectionPipeline,h.bankers_round,h.cat,h.cos_sim,h.dot,h.dynamic_time_warping,h.env,h.full,h.full_like,h.getKeyValueShapes,h.hamming,h.hanning,h.interpolate,h.interpolate_4d,h.interpolate_data,h.is_chinese_char,h.layer_norm,h.log_softmax,h.magnitude,h.matmul,h.max,h.mean,h.mean_pooling,h.medianFilter,h.mel_filter_bank,h.min,h.ones,h.ones_like,h.permute,h.permute_data,h.pipeline,h.quantize_embeddings,h.read_audio,h.rfft,h.round,h.softmax,h.spectrogram,h.stack,h.std_mean,h.topk,h.window_function,h.zeros,h.zeros_like;class Td{static async getInstance(fe=null){return this.tokenizer??(this.tokenizer=Xh.from_pretrained(this.model_id,{progress_callback:fe})),this.model??(this.model=Kh.from_pretrained(this.model_id,{dtype:"q4f16",device:"webgpu",use_external_data_format:!0,progress_callback:fe})),Promise.all([this.tokenizer,this.model])}}Te(Td,"model_id","onnx-community/Phi-3.5-mini-instruct-onnx-web");const Au=new Qh;async function Zh(bt){const[fe,l]=await Td.getInstance(),M=fe.apply_chat_template(bt,{add_generation_prompt:!0,return_dict:!0});let K,ge=0,Me;const xe=()=>{K??(K=performance.now()),ge++>0&&(Me=ge/(performance.now()-K)*1e3)},D=te=>{self.postMessage({status:"update",output:te,tps:Me,numTokens:ge})},x=new Yh(fe,{skip_prompt:!0,skip_special_tokens:!0,callback_function:D,token_callback_function:xe});self.postMessage({status:"start"});const{past_key_values:V,sequences:P}=await l.generate({...M,do_sample:!0,top_k:3,temperature:.2,max_new_tokens:1024,streamer:x,stopping_criteria:Au,return_dict_in_generate:!0}),J=fe.batch_decode(P,{skip_special_tokens:!0});self.postMessage({status:"complete",output:J})}async function Jh(){try{if(!await navigator.gpu.requestAdapter())throw new Error("WebGPU is not supported (no adapter found)")}catch(bt){self.postMessage({status:"error",data:bt.toString()})}}async function ef(){self.postMessage({status:"loading",data:"Loading model..."});const[bt,fe]=await Td.getInstance(M=>{self.postMessage(M)});self.postMessage({status:"loading",data:"Compiling shaders and warming up model..."});const l=bt("a");await fe.generate({...l,max_new_tokens:1}),self.postMessage({status:"ready"})}self.addEventListener("message",async bt=>{const{type:fe,data:l}=bt.data;switch(fe){case"check":Jh();break;case"load":ef();break;case"generate":Au.reset(),Zh(l);break;case"interrupt":Au.interrupt();break;case"reset":Au.reset();break}})})();