Rasterize - save PDF document as PNG and JPEG images in C# and .NET

  1. Add SautinSoft.Document from Nuget.
  2. Load a PDF document.
  3. Execute document pagination.
  4. Save the each page as PNG or Jpeg image.

   In this example we'll how rasterize/save 1st and 2nd pages of PDF document as PNG and JPEG images.

thumbnail pdf

Complete code

using System;
using System.IO;
using System.Runtime.Intrinsics.Arm;
using SautinSoft.Document;
using SkiaSharp;

namespace Example
{
    class Program
    {
        static void Main(string[] args)
        {
            // Get your free trial key here:   
            // https://sautinsoft.com/start-for-free/

            RasterizePdfToPicture();
        }

        /// <summary>
        /// Rasterizing - save PDF document as PNG and JPEG images.
        /// </summary>
        /// <remarks>
        /// Details: https://www.sautinsoft.com/products/document/help/net/developer-guide/rasterize-save-pdf-document-as-png-jpeg-images-net-csharp-vb.php
        /// </remarks>
        static void RasterizePdfToPicture()
        {
            // In this example we'll how rasterize/save 1st and 2nd pages of PDF document
            // as PNG and JPEG images.
            string inputFile = @"..\..\..\example.pdf";
            string jpegFile = "Result.jpeg";
            string pngFile = "Result.png";

            DocumentCore dc = DocumentCore.Load(inputFile, new PdfLoadOptions()
            {
                DetectTables = false,
                ConversionMode = PdfConversionMode.Exact
            });

            DocumentPaginator documentPaginator = dc.GetPaginator(new PaginatorOptions() { UpdateFields = true });

            int pagesToRasterize = 2;
            int currentPage = 1;

            foreach (DocumentPage page in documentPaginator.Pages)
            {

                // Save to a PNG file.
                if (currentPage == 1)
                    page.Save(pngFile, new ImageSaveOptions { DpiX = 300, DpiY = 300, Format = ImageSaveFormat.Png });

                // Save to a JPEG file.
                else if (currentPage == 2)
                    page.Save(jpegFile, new ImageSaveOptions { DpiX = 300, DpiY = 300, Format = ImageSaveFormat.Jpeg });

                currentPage++;

                if (currentPage > pagesToRasterize)
                    break;
            }

            // Open the results for demonstration purposes.
            System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(pngFile) { UseShellExecute = true });
            System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(jpegFile) { UseShellExecute = true });
        }
    }
}

Download

Imports System
Imports System.IO
Imports SautinSoft.Document
Imports SkiaSharp

Namespace Example
    Friend Class Program
        Shared Sub Main(ByVal args() As String)
            RasterizePdfToPicture()
        End Sub
        ''' Get your free trial key here:   
        ''' https://sautinsoft.com/start-for-free/
        ''' <summary>
        ''' Rasterizing - save PDF document as PNG and JPEG images.
        ''' </summary>
        ''' <remarks>
        ''' Details: https://www.sautinsoft.com/products/document/help/net/developer-guide/rasterize-save-pdf-document-as-png-jpeg-images-net-csharp-vb.php
        ''' </remarks>
        Private Shared Sub RasterizePdfToPicture()
            ' In this example we'll how rasterize/save 1st and 2nd pages of PDF document
            ' as PNG and JPEG images.
            Dim inputFile As String = "..\..\..\example.pdf"
            Dim jpegFile As String = "Result.jpg"
            Dim pngFile As String = "Result.png"

            Dim dc As DocumentCore = DocumentCore.Load(inputFile, New PdfLoadOptions() With {
                .DetectTables = False,
                .ConversionMode = PdfConversionMode.Exact
            })

            Dim documentPaginator As DocumentPaginator = dc.GetPaginator(New PaginatorOptions() With {.UpdateFields = True})

            Dim pagesToRasterize As Integer = 2
            Dim currentPage As Integer = 1

            For Each page As DocumentPage In documentPaginator.Pages

                ' Save to a PNG file.
                If currentPage = 1 Then
                    page.Save(pngFile, New ImageSaveOptions() With {
                        .Format = ImageSaveFormat.Png, .DpiX = 72, .DpiY = 72})

                    ' Save to a JPEG file.
                ElseIf currentPage = 2 Then
                    page.Save(jpegFile, New ImageSaveOptions() With {
                        .Format = ImageSaveFormat.Jpeg, .DpiX = 72, .DpiY = 72})
                End If

                currentPage += 1

                If currentPage > pagesToRasterize Then
                    Exit For
                End If
            Next page

            ' Open the results for demonstration purposes.
            System.Diagnostics.Process.Start(New System.Diagnostics.ProcessStartInfo(pngFile) With {.UseShellExecute = True})
            System.Diagnostics.Process.Start(New System.Diagnostics.ProcessStartInfo(jpegFile) With {.UseShellExecute = True})
        End Sub
    End Class
End Namespace

Download

If you need a new code example or have a question: email us at support@sautinsoft.com or ask at Online Chat (right-bottom corner of this page) or use the Form below:

Captcha

Questions and suggestions from you are always welcome!

We are developing .Net components since 2002. We know PDF, DOCX, RTF, HTML, XLSX and Images formats. If you need any assistance with creating, modifying or converting documents in various formats, we can help you. We will write any code example for you absolutely free.