Convert PDF file to Image in WPF

16 Dec 20241 minute to read

The Syncfusion® PDF to Image converter is a .NET library used to convert PDF document to image in WPF application.

Steps to convert PDF document to Image in WPF

Step 1: Create a new WPF application project.

In project configuration window, name your project and select Create.

Step 2: Install the Syncfusion.PdfToImageConverter.WPF NuGet package as a reference to your WPF application NuGet.org.

Step 3: Include the following namespaces in the MainWindow.xaml.cs file.

C#

using Syncfusion.PdfToImageConverter;
using System.Drawing;
using System.IO;
using System.Windows;

Step 4: Add a new button in MainWindow.xaml to convert PDF document to Image file as follows.

C#

<Grid HorizontalAlignment="Left" Margin="0,0,0,-0.333" Width="793">
<Button Content="Convert PDF to Image" HorizontalAlignment="Left" Margin="318,210,0,0" VerticalAlignment="Top" Width="166" Click=" btnCreate_Click " Height="19"/>
<TextBlock HorizontalAlignment="Left" Margin="222,177,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Height="17"/>
<TextBlock HorizontalAlignment="Left" Margin="291,175,0,0" TextWrapping="Wrap" Text="Click the button to convert PDF to Image." VerticalAlignment="Top"/>
</Grid>

Step 5: Add the following code in btnCreate_Click to convert PDF document to Image using Convert method in PdfToImageConverter class.

C#

//Initialize PDF to Image converter.
PdfToImageConverter imageConverter = new PdfToImageConverter();
//Load the PDF document as a stream
FileStream inputStream = new FileStream("Input.pdf", FileMode.Open, FileAccess.ReadWrite);
imageConverter.Load(inputStream);
//Convert PDF to Image.
Stream outputStream = imageConverter.Convert(0, false, false);
Bitmap image = new Bitmap(outputStream);
image.Save("sample.png");

By executing the program, you will get the image as follows.