How to convert PDF to TIFF from URL for PDF to image API in VB.NET using PDF.co Web API

See how to convert PDF to TIFF from URL to have PDF to image API in VB.NET

Today you are going to learn how to convert PDF to TIFF from URL in VB.NET. PDF.co Web API was made to help with PDF to image API in VB.NET. PDF.co Web API is 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.

This rich sample source code in VB.NET for PDF.co Web API includes the number of functions and options you should do calling the API to implement PDF to image API. Open your VB.NET project and simply copy & paste the code and then run your app! Enjoy writing a code with ready-to-use sample VB.NET codes to add PDF to image API functions using PDF.co Web API in VB.NET.

Trial version of ByteScout is available for free download from our website. This and other source code samples for VB.NET and other programming languages are available.

Try PDF.co Web API today:  60 Day Free Trial (on-premise) or  Web API (on-demand version)

Module1.vb
      
Imports System.IO Imports System.Net Imports Newtonsoft.Json.Linq Module Module1 ' The authentication key (API Key). ' Get your own by registering at https://app.pdf.co/documentation/api Const API_KEY As String = "***********************************" ' Direct URL of source PDF file. Const SourceFileUrl As String = "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 as String = "" ' PDF document password. Leave empty for unprotected documents. const Password As string = "" ' Destination TIFF file name const DestinationFile as string = ".\result.tif" Sub Main() ' Create standard .NET web client instance Dim webClient As WebClient = New WebClient() ' Set API Key webClient.Headers.Add("x-api-key", API_KEY) ' Prepare URL for `PDF To TIFF` API call Dim query As String = Uri.EscapeUriString(String.Format( "https://api.pdf.co/v1/pdf/convert/to/tiff?name={0}&password={1}&pages={2}&url={3}", Path.GetFileName(DestinationFile), Password, Pages, SourceFileUrl)) Try ' Execute request Dim response As String = webClient.DownloadString(query) ' Parse JSON response Dim json As JObject = JObject.Parse(response) If json("error").ToObject(Of Boolean) = False Then ' Get URL of generated TIFF file Dim resultFileUrl As String = json("url").ToString() ' Download TIFF file webClient.DownloadFile(resultFileUrl, DestinationFile) Console.WriteLine("Generated TIFF file saved as ""{0}"" file.", DestinationFile) Else Console.WriteLine(json("message").ToString()) End If Catch ex As WebException Console.WriteLine(ex.ToString()) End Try webClient.Dispose() Console.WriteLine() Console.WriteLine("Press any key...") Console.ReadKey() End Sub End Module

Try PDF.co Web API today:  60 Day Free Trial (on-premise) or  Web API (on-demand version)

packages.config
      
<?xml version="1.0" encoding="utf-8"?> <packages> <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net40" /> </packages>

Try PDF.co Web API today:  60 Day Free Trial (on-premise) or  Web API (on-demand version)

VIDEO

ON-PREMISE VERSION INFORMATION

Get 60 Day Free Trial or Visit PDF.co Web API Home Page

Explore PDF.co Web API Documentation

Get PDF.co Web API Free Training

WEB API

Get Your Free API Key

Explore Web API Documentation

Related Samples: