https://localpdf.online/app/assets/index-CykOVW0V.js

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7typeof f.str=="string"?f.str:"").filter(Boolean);s.push(u.join(" "))}const c={text:s.join(`
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9`).trim(),pageCount:i.numPages};return c.text.length>0?c:le(e)}catch{return le(e)}}async function Ce(t){if(typeof createImageBitmap=="function")try{const e=await createImageBitmap(t),o={width:e.width,height:e.height};return e.close(),o}catch{return null}if(typeof Image<"u"&&typeof URL<"u"){const e=URL.createObjectURL(t);try{return await new Promise((r,n)=>{const a=new Image;a.onload=()=>r({width:a.naturalWidth,height:a.naturalHeight}),a.onerror=()=>n(new Error("Failed to decode image")),a.src=e})}catch{return null}finally{URL.revokeObjectURL(e)}}return null}async function ue(t,e,o){const[r,n]=await Promise.all([Ce(e),Ce(o)]);if(!r||!n||r.width<=0||r.height<=0||r.width===n.width&&r.height===n.height)return t;const a=n.width/r.width,i=n.height/r.height;return t.map(s=>({...s,bbox:{x0:s.bbox.x0*a,y0:s.bbox.y0*i,x1:s.bbox.x1*a,y1:s.bbox.y1*i}}))}const Ct=["eng","rus","ukr","deu","fra","spa","ita","por","jpn","chi_sim","hin","ara"],oe="eng",Lt="eng",Et=1.25,_t=2,Le=78,Ee=40,At=6,Pt=5;async function de(t,e){const o=new Blob([e],{type:"text/plain"});return(await t.write(o)).id}function Rt(t){return t==="fast"?Et:_t}function J(t,e=!1){return t==="fast"?"none":e?"aggressive":"balanced"}function kt(t){const e=(t??"").trim().toLowerCase();if(!e)return oe;const o=e.split("+").map(n=>n.trim()).filter(Boolean),r=Array.from(new Set(o)).filter(n=>Ct.includes(n));return r.length===0?oe:r.join("+")}function _e(t,e){const o=new Set(t.split("+").map(r=>r.trim()).filter(Boolean));return new RegExp("\\p{Script=Latin}","u").test(e)&&o.add("eng"),new RegExp("\\p{Script=Cyrillic}","u").test(e)&&o.add("rus"),new RegExp("\\p{Script=Hiragana}|\\p{Script=Katakana}","u").test(e)&&o.add("jpn"),new RegExp("\\p{Script=Han}","u").test(e)&&o.add("chi_sim"),new RegExp("\\p{Script=Devanagari}","u").test(e)&&o.add("hin"),Array.from(o).join("+")||oe}function Mt(t){const e=(t==null?void 0:t.languageMode)==="manual"?"manual":"auto",o=kt(typeof(t==null?void 0:t.language)=="string"?t.language:oe),r=(t==null?void 0:t.outputFormat)==="json"?"json":(t==null?void 0:t.outputFormat)==="searchable-pdf"?"searchable-pdf":"txt",n=(t==null?void 0:t.mode)==="fast"?"fast":"accurate",a=(t==null?void 0:t.preserveFormatting)!==!1,i=(t==null?void 0:t.detectTables)===!0;return{languageMode:e,language:o,outputFormat:r,mode:n,preserveFormatting:a,detectTables:i}}function ae(t,e){return t.map(o=>{const r=e.detectTables?ct(o.words):[],n=r.length>0?ut(r):"";return{text:e.detectTables&&n?e.preserveFormatting?[o.text.trim(),n].filter(Boolean).join(`
10
11`):[o.text.trim(),n.replace(/\|/g,"	").replace(/^\s*---.*$/gm,"").replace(/\n{3,}/g,`
12
13`).trim()].filter(Boolean).join(`
14
15`):o.text,words:o.words,tables:r}})}function T(t){const e=t.text.trim().length;return typeof t.confidence!="number"?e<Ee:t.confidence<Le?!0:t.confidence<Le+5&&e<Ee*2}function G(t){const e=typeof t.confidence=="number"?t.confidence:0,o=Math.min(t.text.trim().length/10,24),r=Math.min(t.words.length/6,16);return e+o+r}function Tt(t,e,o,r,n){const a=Math.max(0,Math.min(100,r)),i=Math.round((e+a/100)/o*100),s=Math.max(0,Math.min(100,i));t&&t(n?{progress:s,detail:n}:s)}const Wt=async({inputIds:t,options:e,fs:o,emitProgress:r})=>{var s,c,l,d;if(t.length===0)throw new Error("OCR PDF requires at least one input file");const n=Mt(e),a=[],i=await Ke();try{const g=async(u,f)=>{const y=await i.recognize(u,{language:f,detectLanguage:!0});return{text:y.text,confidence:y.confidence,usedLanguage:y.usedLanguage,languageFallbackUsed:y.languageFallbackUsed,words:y.words}};for(let u=0;u<t.length;u+=1){const f=(b,A)=>{Tt(r,u,t.length,b,A)};f(2);const y=await o.read(t[u]),h=await y.getBlob(),L=h.size,k=await y.getType();f(8);let p="";const x=n.languageMode==="manual"?n.language:Lt;let m=x,_=!1,E=!1,j=0;const F=[],K=new Set;let X=!1,z=v(""),H=[],O=[],re=!1;if(k==="application/pdf"){const b=await St(h),A=(b==null?void 0:b.text)??"",R=(A.match(new RegExp("\\p{L}","ug"))||[]).length,S=A.split(/\s+/).filter(Boolean).length;if(R>=100||R>=20&&S>=8)f(26),p=(b==null?void 0:b.text)??"",O=[{text:p,words:[],tables:[]}],z=v(p),re=!0,f(78,{pageIndex:0,pageCount:1,completedPages:1,partialText:p,partialOutputId:await de(o,p)});else{f(20),f(22);const C=await Ue();if(!C)throw new Y("OCR_PDF_RASTERIZER_MISSING","PDF OCR pipeline requires rasterizer integration (pdf.js -> image)");const N={scale:Rt(n.mode),imageFormat:"image/jpeg"},Q=J(n.mode),M=[],Z=[],ee=[];let he=!1,se=0;

15if(await C.forEachPage(h,N,async te=>{const{pageIndex:w,pageCount:D,blob:$}=te;f(24+w/Math.max(1,D)*14);const ne=await q($,Q);ee.push($),Z.push(ne);let B;if(n.languageMode==="auto"&&!he){const P=await g(ne,x),ie=v(P.text),I=_e(be(ie),P.text);m=I,_=I!==x,he=!0,B=I!==x?await g(ne,I):P}else{const P=n.languageMode==="auto"?m:x;B=await g(ne,P)}if(n.mode==="accurate"&&D>1&&T(B)&&se<At){const P=await q($,J(n.mode,!0)),ie=n.languageMode==="auto"?m:x,I=await g(P,ie),Fe=G(B);(G(I)>=Fe+2||!T(I)&&T(B))&&(B=I,Z[Z.length-1]=P),E=!0,se+=1,j=se}M.push(B);const we=ae(M.map(P=>({text:P.text,words:P.words})),n).map(P=>P.text).join(`
16
17`),Te=(w+1)%Pt===0||w+1===D?await de(o,we):void 0;f(38+(w+1)/Math.max(1,D)*50,{pageIndex:w,pageCount:D,completedPages:w+1,partialText:we,partialOutputId:Te})})===0)p="";else{O=ae(M.map(w=>({text:w.text,words:w.words})),n),p=O.map(w=>w.text).join(`
18
19`);const te=[];for(let w=0;w<ee.length;w+=1){const D=((s=M[w])==null?void 0:s.words)??[],$=await ue(D,Z[w],ee[w]);te.push({imageBlob:ee[w],words:$})}H=te,z=v(p);for(const w of M)K.add(w.usedLanguage),typeof w.confidence=="number"&&F.push(w.confidence),X||(X=w.languageFallbackUsed)}}}else{const b=await q(h,J(n.mode)),A=h.type==="image/png"||h.type==="image/jpeg"||h.type==="image/jpg"?h:b;let R=b;if(f(24),n.languageMode==="auto"){const S=await g(b,x);f(48);const W=v(S.text);m=_e(be(W),S.text);let C=m!==x?await g(b,m):S;if(_=m!==x,n.mode==="accurate"&&T(C)){const Q=await q(h,J(n.mode,!0)),M=await g(Q,m);(G(M)>=G(C)+2||!T(M)&&T(C))&&(C=M,R=Q),E=!0,j=1,f(72)}f(80),O=ae([{text:C.text,words:C.words}],n),p=((c=O[0])==null?void 0:c.text)??C.text;const N=await ue(C.words,R,A);H=[{imageBlob:A,words:N}],z=v(p),K.add(C.usedLanguage),typeof C.confidence=="number"&&F.push(C.confidence),X=C.languageFallbackUsed}else{let S=await g(b,x);if(n.mode==="accurate"&&T(S)){const C=await q(h,J(n.mode,!0)),N=await g(C,x);(G(N)>=G(S)+2||!T(N)&&T(S))&&(S=N,R=C),E=!0,j=1,f(70)}f(80),O=ae([{text:S.text,words:S.words}],n),p=((l=O[0])==null?void 0:l.text)??S.text;const W=await ue(S.words,R,A);H=[{imageBlob:A,words:W}],z=v(p),K.add(S.usedLanguage),typeof S.confidence=="number"&&F.push(S.confidence),X=S.languageFallbackUsed}f(88,{pageIndex:0,pageCount:1,completedPages:1,partialText:p,partialOutputId:await de(o,p)})}const Ae=at(p,z),Pe=F.length>0?Number((F.reduce((b,A)=>b+A,0)/F.length).toFixed(2)):null,pe={sourceFileId:y.id,sourceMime:k,sourceBytes:L,ocr:{mode:n.mode,languageMode:n.languageMode,preserveFormatting:n.preserveFormatting,detectTables:n.detectTables,requestedLanguage:x,suggestedLanguagePack:n.languageMode==="auto"?m:null,autoSecondPassApplied:n.languageMode==="auto"?_:!1,lowConfidenceRetryApplied:E,lowConfidenceRetryCount:j,usedLanguages:Array.from(K),averageConfidence:Pe,languageFallbackUsed:X,usedEmbeddedText:re},languageDetection:z,fontSupport:Ae,recognizedText:p,pages:O.map((b,A)=>({index:A,text:b.text,tables:b.tables.map(R=>({columns:R.columns,rows:R.rows.map(S=>S.cells.slice(0,R.columns).map(W=>W.text))}))}))},Re=new Blob([pe.recognizedText],{type:"text/plain"}),ke=n.outputFormat==="searchable-pdf"?await(async()=>{if(re&&k==="application/pdf")return h;if(H.length===0)throw new Error("Cannot create Searchable PDF: no page layers available from OCR");try{return await mt(H)}catch(b){throw new Error(`Failed to build Searchable PDF: ${b instanceof Error?b.message:"unknown error"}`)}})():n.outputFormat==="json"?new Blob([JSON.stringify(pe,null,2)],{type:"application/json"}):Re;f(92);const Me=await o.write(ke);a.push(Me.id),f(100)}return{outputIds:a}}finally{await((d=i.terminate)==null?void 0:d.call(i))}};export{Wt as run};