pdf-to-png-converter - npm Package Compare versions

Comparing version 3.1.0 to 3.2.0

out/const.d.ts

@@ -0,3 +1,5 @@
+import { DocumentInitParameters } from 'pdfjs-dist/types/src/display/api';
 import { PdfToPngOptions } from './types/pdf.to.png.options';
 export declare const PDF_TO_PNG_OPTIONS_DEFAULTS: PdfToPngOptions;
+export declare const DOCUMENT_INIT_PARAMS_DEFAULTS: DocumentInitParameters;
 //# sourceMappingURL=const.d.ts.map

out/const.js

 "use strict";
 Object.defineProperty(exports, "__esModule", { value: true });
-exports.PDF_TO_PNG_OPTIONS_DEFAULTS = void 0;
+exports.DOCUMENT_INIT_PARAMS_DEFAULTS = exports.PDF_TO_PNG_OPTIONS_DEFAULTS = void 0;
+const node_path_1 = require("node:path");
 exports.PDF_TO_PNG_OPTIONS_DEFAULTS = {
@@ -13,2 +14,7 @@ viewportScale: 1,
 };
+exports.DOCUMENT_INIT_PARAMS_DEFAULTS = {
+    cMapUrl: (0, node_path_1.join)(__dirname, '../../node_modules/pdfjs-dist/cmaps/'),
+    cMapPacked: true,
+    standardFontDataUrl: (0, node_path_1.join)(__dirname, '../../node_modules/pdfjs-dist/standard_fonts/'),
+};
 //# sourceMappingURL=const.js.map

out/index.d.ts

 export { pdfToPng } from './pdf.to.png';
-export { PdfToPngOptions } from './types/pdf.to.png.options';
-export { PngPageOutput } from './types/png.page.output';
+export type { PdfToPngOptions } from './types/pdf.to.png.options';
+export type { PngPageOutput } from './types/png.page.output';
 //# sourceMappingURL=index.d.ts.map

out/pdf.to.png.js

 "use strict";
+var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
+    function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
+    return new (P || (P = Promise))(function (resolve, reject) {
+        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
+        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
+        function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
+        step((generator = generator.apply(thisArg, _arguments || [])).next());
+    });
+};
 Object.defineProperty(exports, "__esModule", { value: true });
@@ -6,75 +15,77 @@ exports.pdfToPng = void 0;
 const node_path_1 = require("node:path");
-const pdf_1 = require("pdfjs-dist/legacy/build/pdf");
 const const_1 = require("./const");
 const node_canvas_factory_1 = require("./node.canvas.factory");
 const props_to_pdf_doc_init_params_1 = require("./props.to.pdf.doc.init.params");
-async function pdfToPng(pdfFilePathOrBuffer, props) {
-    const isBuffer = Buffer.isBuffer(pdfFilePathOrBuffer);
-    const pdfFileBuffer = isBuffer
-        ? pdfFilePathOrBuffer
-        : await node_fs_1.promises.readFile(pdfFilePathOrBuffer);
-    const pdfDocInitParams = (0, props_to_pdf_doc_init_params_1.propsToPdfDocInitParams)(props);
-    pdfDocInitParams.data = new Uint8Array(pdfFileBuffer);
-    const canvasFactory = new node_canvas_factory_1.NodeCanvasFactory();
-    pdfDocInitParams.canvasFactory = canvasFactory;
-    const pdfDocument = await (0, pdf_1.getDocument)(pdfDocInitParams).promise;
-    const targetedPageNumbers = props?.pagesToProcess !== undefined
-        ? props.pagesToProcess
-        : Array.from({ length: pdfDocument.numPages }, (_, index) => index + 1);
-    if (props?.strictPagesToProcess && targetedPageNumbers.some((pageNum) => pageNum < 1)) {
-        throw new Error('Invalid pages requested, page number must be >= 1');
-    }
-    if (props?.strictPagesToProcess && targetedPageNumbers.some((pageNum) => pageNum > pdfDocument.numPages)) {
-        throw new Error('Invalid pages requested, page number must be <= total pages');
-    }
-    if (props?.outputFolder) {
-        await node_fs_1.promises.mkdir(props.outputFolder, { recursive: true });
-    }
-    let pageName;
-    if (props?.outputFileMask) {
-        pageName = props.outputFileMask;
-    }
-    if (!pageName && !isBuffer) {
-        pageName = (0, node_path_1.parse)(pdfFilePathOrBuffer).name;
-    }
-    if (!pageName) {
-        pageName = const_1.PDF_TO_PNG_OPTIONS_DEFAULTS.outputFileMask;
-    }
-    const pngPagesOutput = [];
-    for (const pageNumber of targetedPageNumbers) {
-        if (pageNumber > pdfDocument.numPages || pageNumber < 1) {
-            continue;
+function pdfToPng(pdfFilePathOrBuffer, props) {
+    return __awaiter(this, void 0, void 0, function* () {
+        const pdf = yield import('pdfjs-dist/legacy/build/pdf.mjs');
+        const isBuffer = Buffer.isBuffer(pdfFilePathOrBuffer);
+        const pdfFileBuffer = isBuffer
+            ? pdfFilePathOrBuffer
+            : yield node_fs_1.promises.readFile(pdfFilePathOrBuffer);
+        const pdfDocInitParams = (0, props_to_pdf_doc_init_params_1.propsToPdfDocInitParams)(props);
+        pdfDocInitParams.data = new Uint8Array(pdfFileBuffer);
+        const canvasFactory = new node_canvas_factory_1.NodeCanvasFactory();
+        pdfDocInitParams.canvasFactory = canvasFactory;
+        const pdfDocument = yield pdf.getDocument(pdfDocInitParams).promise;
+        const targetedPageNumbers = (props === null || props === void 0 ? void 0 : props.pagesToProcess) !== undefined
+            ? props.pagesToProcess
+            : Array.from({ length: pdfDocument.numPages }, (_, index) => index + 1);
+        if ((props === null || props === void 0 ? void 0 : props.strictPagesToProcess) && targetedPageNumbers.some((pageNum) => pageNum < 1)) {
+            throw new Error('Invalid pages requested, page number must be >= 1');
         }
-        const page = await pdfDocument.getPage(pageNumber);
-        const viewport = page.getViewport({
-            scale: props?.viewportScale !== undefined
-                ? props.viewportScale
-                : const_1.PDF_TO_PNG_OPTIONS_DEFAULTS.viewportScale,
-        });
-        const canvasAndContext = canvasFactory.create(viewport.width, viewport.height);
-        const renderContext = {
-            canvasContext: canvasAndContext.context,
-            viewport,
-        };
-        await page.render(renderContext).promise;
-        const pngPageOutput = {
-            pageNumber,
-            name: `${pageName}_page_${pageNumber}.png`,
-            content: canvasAndContext.canvas.toBuffer(),
-            path: '',
-            width: viewport.width,
-            height: viewport.height,
-        };
-        canvasFactory.destroy(canvasAndContext);
-        page.cleanup();
-        if (props?.outputFolder) {
-            pngPageOutput.path = (0, node_path_1.resolve)(props.outputFolder, pngPageOutput.name);
-            await node_fs_1.promises.writeFile(pngPageOutput.path, pngPageOutput.content);
+        if ((props === null || props === void 0 ? void 0 : props.strictPagesToProcess) && targetedPageNumbers.some((pageNum) => pageNum > pdfDocument.numPages)) {
+            throw new Error('Invalid pages requested, page number must be <= total pages');
         }
-        pngPagesOutput.push(pngPageOutput);
-    }
-    await pdfDocument.cleanup();
-    return pngPagesOutput;
+        if (props === null || props === void 0 ? void 0 : props.outputFolder) {
+            yield node_fs_1.promises.mkdir(props.outputFolder, { recursive: true });
+        }
+        let pageName;
+        if (props === null || props === void 0 ? void 0 : props.outputFileMask) {
+            pageName = props.outputFileMask;
+        }
+        if (!pageName && !isBuffer) {
+            pageName = (0, node_path_1.parse)(pdfFilePathOrBuffer).name;
+        }
+        if (!pageName) {
+            pageName = const_1.PDF_TO_PNG_OPTIONS_DEFAULTS.outputFileMask;
+        }
+        const pngPagesOutput = [];
+        for (const pageNumber of targetedPageNumbers) {
+            if (pageNumber > pdfDocument.numPages || pageNumber < 1) {
+                continue;
+            }
+            const page = yield pdfDocument.getPage(pageNumber);
+            const viewport = page.getViewport({
+                scale: (props === null || props === void 0 ? void 0 : props.viewportScale) !== undefined
+                    ? props.viewportScale
+                    : const_1.PDF_TO_PNG_OPTIONS_DEFAULTS.viewportScale,
+            });
+            const canvasAndContext = canvasFactory.create(viewport.width, viewport.height);
+            const renderContext = {
+                canvasContext: canvasAndContext.context,
+                viewport,
+            };
+            yield page.render(renderContext).promise;
+            const pngPageOutput = {
+                pageNumber,
+                name: `${pageName}_page_${pageNumber}.png`,
+                content: canvasAndContext.canvas.toBuffer(),
+                path: '',
+                width: viewport.width,
+                height: viewport.height,
+            };
+            canvasFactory.destroy(canvasAndContext);
+            page.cleanup();
+            if (props === null || props === void 0 ? void 0 : props.outputFolder) {
+                pngPageOutput.path = (0, node_path_1.resolve)(props.outputFolder, pngPageOutput.name);
+                yield node_fs_1.promises.writeFile(pngPageOutput.path, pngPageOutput.content);
+            }
+            pngPagesOutput.push(pngPageOutput);
+        }
+        yield pdfDocument.cleanup();
+        return pngPagesOutput;
+    });
 }
 exports.pdfToPng = pdfToPng;
 //# sourceMappingURL=pdf.to.png.js.map

out/props.to.pdf.doc.init.params.js

@@ -7,19 +7,12 @@ "use strict";
 function propsToPdfDocInitParams(props) {
-    const cMapUrl = '../node_modules/pdfjs-dist/cmaps/';
-    const cMapPacked = true;
-    const standardFontDataUrl = '../node_modules/pdfjs-dist/standard_fonts/';
-    const pdfDocInitParams = {
-        cMapUrl,
-        cMapPacked,
-        standardFontDataUrl,
-    };
-    pdfDocInitParams.verbosity = props?.verbosityLevel !== undefined ? props?.verbosityLevel : verbosity_level_1.VerbosityLevel.ERRORS;
+    const pdfDocInitParams = Object.assign({}, const_1.DOCUMENT_INIT_PARAMS_DEFAULTS);
+    pdfDocInitParams.verbosity = (props === null || props === void 0 ? void 0 : props.verbosityLevel) !== undefined ? props === null || props === void 0 ? void 0 : props.verbosityLevel : verbosity_level_1.VerbosityLevel.ERRORS;
     pdfDocInitParams.disableFontFace =
-        props?.disableFontFace !== undefined ? props.disableFontFace : const_1.PDF_TO_PNG_OPTIONS_DEFAULTS.disableFontFace;
+        (props === null || props === void 0 ? void 0 : props.disableFontFace) !== undefined ? props.disableFontFace : const_1.PDF_TO_PNG_OPTIONS_DEFAULTS.disableFontFace;
     pdfDocInitParams.useSystemFonts =
-        props?.useSystemFonts !== undefined ? props.useSystemFonts : const_1.PDF_TO_PNG_OPTIONS_DEFAULTS.useSystemFonts;
+        (props === null || props === void 0 ? void 0 : props.useSystemFonts) !== undefined ? props.useSystemFonts : const_1.PDF_TO_PNG_OPTIONS_DEFAULTS.useSystemFonts;
     pdfDocInitParams.enableXfa =
-        props?.enableXfa !== undefined ? props.enableXfa : const_1.PDF_TO_PNG_OPTIONS_DEFAULTS.enableXfa;
+        (props === null || props === void 0 ? void 0 : props.enableXfa) !== undefined ? props.enableXfa : const_1.PDF_TO_PNG_OPTIONS_DEFAULTS.enableXfa;
     pdfDocInitParams.password =
-        props?.pdfFilePassword !== undefined ? props?.pdfFilePassword : const_1.PDF_TO_PNG_OPTIONS_DEFAULTS.pdfFilePassword;
+        (props === null || props === void 0 ? void 0 : props.pdfFilePassword) !== undefined ? props === null || props === void 0 ? void 0 : props.pdfFilePassword : const_1.PDF_TO_PNG_OPTIONS_DEFAULTS.pdfFilePassword;
     return pdfDocInitParams;
@@ -26,0 +19,0 @@ }

package.json

 {
   "name": "pdf-to-png-converter",
-  "version": "3.1.0",
+  "version": "3.2.0",
   "description": "Node.js utility to convert PDF file/buffer pages to PNG files/buffers with no native dependencies.",
@@ -28,33 +28,39 @@ "keywords": [
   "scripts": {
-    "build": "npm run clean && npm run tsc",
-    "clean": "rimraf ./out ./coverage ./test-results",
+    "prebuild": "npm run clean",
+    "build": "tsc --pretty  --project tsconfig.prod.json",
+    "build:test": "tsc --pretty  --project tsconfig.test.json",
+    "clean": "npx rimraf ./out ./coverage ./test-results",
     "docker:build": "docker build --compress -t test-pdf-to-png-converter .",
     "predocker:run": "npm run clean",
     "docker:run": "docker run --rm -it -v $PWD/test-results:/usr/pkg/test-results test-pdf-to-png-converter",
-    "docker:test": "jest",
+    "predocker:test": "tsc --project tsconfig.test.json",
+    "docker:test": "mocha",
     "license-checker": "npx license-checker --production --onlyAllow 'MIT; MIT OR X11; BSD; ISC; Apache-2.0; Unlicense'",
     "lint": "eslint .",
     "lint:fix": "npm run lint -- --fix",
-    "pretest": "npm run clean",
-    "test": "jest",
-    "test:docker": "npm run docker:build && npm run docker:run",
-    "tsc": "tsc --pretty"
+    "pretest": "npm run clean && npm run build:test",
+    "test": "mocha",
+    "test:docker": "npm run docker:build && npm run docker:run"
   },
   "dependencies": {
     "canvas": "^2.11.2",
-    "pdfjs-dist": "^3.8.162"
+    "pdfjs-dist": "^4.0.379"
   },
   "devDependencies": {
-    "@types/jest": "^29.5.2",
-    "@types/node": "^20.3.3",
-    "@typescript-eslint/eslint-plugin": "^5.60.1",
-    "@typescript-eslint/parser": "^5.60.1",
-    "eslint": "^8.44.0",
-    "jest": "^29.5.0",
+    "@types/chai": "^4.3.12",
+    "@types/mocha": "^10.0.6",
+    "@types/node": "^20.11.27",
+    "@typescript-eslint/eslint-plugin": "^7.2.0",
+    "@typescript-eslint/parser": "^7.2.0",
+    "chai": "^4.4.1",
+    "chai-as-promised": "^7.1.1",
+    "eslint": "^8.57.0",
+    "mocha": "^10.3.0",
     "png-visual-compare": "^1.2.0",
-    "rimraf": "^5.0.1",
-    "ts-jest": "^29.1.1",
-    "ts-node": "^10.9.1",
-    "typescript": "^5.1.6"
+    "ts-node": "^10.9.2",
+    "typescript": "^5.4.2"
+  },
+  "engines": {
+    "node": ">=16.0.0"
   }
 }

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Improved metrics

Total package byte prevSize

28634

increased by11.23%

Lines of code

248

increased by5.08%

Worsened metrics

Dev dependency count

12

increased by9.09%

Dependency changes

• + Addedpath2d@0.2.1(transitive)

• + Addedpdfjs-dist@4.6.82(transitive)

• - Removedpath2d@0.1.1(transitive)

• - Removedpath2d-polyfill@2.1.1(transitive)

• - Removedpdfjs-dist@3.11.174(transitive)

• Updatedpdfjs-dist@^4.0.379