PDF .Net supports exporting images from PDF files in JPEG, BMP, PNG, and TIFF image formats.
The following example shows how to export a single image from a PDF file.
Complete code
using System;
using System.IO;
using System.Linq;
using SautinSoft;
using SautinSoft.Pdf;
using SautinSoft.Pdf.Content;
namespace Sample
{
class Sample
{
/// <summary>
/// Export and import images to PDF file.
/// </summary>
/// <remarks>
/// Details: https://sautinsoft.com/products/pdf/help/net/developer-guide/extract-images-from-pdf.php
/// </remarks>
static void Main(string[] args)
{
// Before starting this example, please get a free 30-day trial key:
// https://sautinsoft.com/start-for-free/
// Apply the key here:
// PdfDocument.SetLicense("...");
string pdfFile = Path.GetFullPath(@"..\..\..\simple text.pdf");
using (var document = PdfDocument.Load(pdfFile))
{
// Iterate through PDF pages.
foreach (var page in document.Pages)
{
// Get all image content elements on the page.
var imageElements = page.Content.Elements.All().OfType<PdfImageContent>().ToList();
// Export the first image element to an image file.
if (imageElements.Count > 0)
{
imageElements[0].Save("Export Images.jpeg");
System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo("Export Images.jpeg") { UseShellExecute = true });
break;
}
}
}
}
}
}
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