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Convert PDF To JPEG From File (Node.js) - JavaScript

PDF to JPG sample in JavaScript demonstrating ‘Convert PDF To JPEG From File (Node.js)’

app.js
/*jshint esversion: 6 */

var https = require("https");
var fs = require("fs");

// `request` module is required for file upload.
// Use "npm install request" command to install.
var request = require("request");

// The authentication key (API Key).
// Get your own by registering at https://app.pdf.co
const API_KEY = "***********************************";


// Source PDF file
const SourceFile = "./sample.pdf";
// Comma-separated list of page indices (or ranges) to process. Leave empty for all pages. Example: '0,2-5,7-'.
const Pages = "";
// PDF document password. Leave empty for unprotected documents.
const Password = "";

// Prepare URL for `PDF To JPEG` API call
var query = `https://api.pdf.co/v1/pdf/convert/to/jpg`;
let reqOptions = {
    uri: query,
    headers: { "x-api-key": API_KEY },
    formData: {
        password: Password,
        pages: Pages,
        file: fs.createReadStream(SourceFile)
    }
};

// Send request
request.post(reqOptions, function (error, response, body) {
    if (error) {
        return console.error("Error: ", error);
    }

    // Parse JSON response
    let data = JSON.parse(body);
    if (data.error == false) {
        // Download generated JPEG files
        var page = 1;
        data.urls.forEach((url) => {
            var localFileName = `./page${page}.jpg`;
            var file = fs.createWriteStream(localFileName);
            https.get(url, (response2) => {
                response2.pipe(file)
                    .on("close", () => {
                        console.log(`Generated JPEG file saved as "${localFileName}" file.`);
                    });
            });
            page++;
        }, this);
    }
    else {
        // Service reported error
        console.log("Error: " + data.message);
    }
});

PDF.co Web API: the Web API with a set of tools for documents manipulation, data conversion, data extraction, splitting and merging of documents. Includes image recognition, built-in OCR, barcode generation and barcode decoders to decode bar codes from scans, pictures and pdf.

Get your PDF.co API key here!

Download Source Code (.zip)

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