ByteScout Cloud API Server – PDF To Image API – JavaScript – Convert PDF To PNG From URL (Node.js)

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ByteScout Cloud API Server – PDF To Image API – JavaScript – Convert PDF To PNG From URL (Node.js)

printable version:
ByteScout-Cloud-API-Server-JavaScript-Convert-PDF-To-PNG-From-URL-(Node-js).pdf

How to convert PDF to PNG from URL (node for PDF to image API in JavaScript with ByteScout Cloud API Server

Step-by-step tutorial:How to convert PDF to PNG from URL (node to have PDF to image API in JavaScript

Quick guide:Learn how to convert PDF to PNG from URL (node in JavaScript. ByteScout Cloud API Server helps with PDF to image API in JavaScript. ByteScout Cloud API Server is API server that is ready to use and can be installed and deployed in less than 30 minutes on your own Windows server or server in a cloud. It can save data and files on your local server-based file storage or in Amazon AWS S3 storage. Data is processed solely on the API server and is powered by ByteScout engine, no cloud services or Internet connection is required for data processing..

Use the code displayed below in your application to save a lot of time on writing and testing code. Follow the tutorial and copy – paste code for JavaScript into your project’s code editor. Easy to understand tutorials are available along with installed ByteScout Cloud API Server if you’d like to learn more about the topic and the details of the API.

Our website provides free trial version of ByteScout Cloud API Server that gives source code samples to assist with your JavaScript project.

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app.js

      // Please NOTE: In this sample we're assuming Cloud Api Server is hosted at "https://localhost". 
// If it's not then please replace this with with your hosting url.

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

// Source PDF file
const SourceFileUrl = "https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/pdf-to-image/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 request to `PDF To PNG` API endpoint
var queryPath = `/pdf/convert/to/png?password=${Password}&pages=${Pages}&url=${SourceFileUrl}`;
var reqOptions = {
    host: "localhost",
    path: encodeURI(queryPath)
};
// Send request
https.get(reqOptions, (response) => {
    response.on("data", (d) => {
        // Parse JSON response
        var data = JSON.parse(d);        
        if (data.error == false) {
            // Download generated PNG files
            var page = 1;
            data.urls.forEach((url) => {
                var localFileName = `./page${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(data.message);
        }
    });
}).on("error", (e) => {
    // Request error
    console.error(e);
});

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package.json

      {
  "name": "test",
  "version": "1.0.0",
  "description": "PDF.co",
  "main": "app.js",
  "scripts": {
  },
  "keywords": [
    "pdf.co",
    "web",
    "api",
    "bytescout",
    "api"
  ],
  "author": "ByteScout & PDF.co",
  "license": "ISC",
  "dependencies": {
    "request": "^2.88.2"
  }
}