Convert images to PDF in memory
using C# and VB.Net.


Complete code 

using System;
using System.IO;
using System.Collections.Generic;

namespace Sample
{
    class Test
    {
        static void Main(string[] args)
        {
            // Convert images to PDF in memory			 			
            SautinSoft.PdfVision v = new SautinSoft.PdfVision();

            // v.Serial = "XXXXXXXXXXXXXXX";

            // specify converting options
            v.PageStyle.PageSize.Auto();

            // v.PageStyle.PageMarginLeft.Inch(1);
            // v.ImageStyle.Heightmm(150);
            // v.ImageStyle.WidthInch(10);			

            // Create array containing paths to different images
            string[] imgFiles = new string[4]
            { @"..\..\image-jpeg.jpg",
              @"..\..\image-png.png",
              @"..\..\image-tiff.gif",
              @"..\..\multipage.tiff"};

            List<byte[]> imgBytesList = new List<byte[]>();

            foreach (string imgFile in imgFiles)
                imgBytesList.Add(File.ReadAllBytes(imgFile));

            // Convert the List with image bytes to PDF bytes in memory.
            byte[] pdfBytes = v.ConvertImageStreamArrayToPDFStream(imgBytesList);
            if (pdfBytes != null)
            {
                // Save the PDF document (pdfBytes) to a file for demonstration purposes.
                FileInfo outFile = new FileInfo(@"Result.pdf");
                File.WriteAllBytes(outFile.FullName, pdfBytes);

                // Open the resulting PDF document in a default PDF Viewer.
                System.Diagnostics.Process.Start(new System.Diagnostics.ProcessStartInfo(outFile.FullName) { UseShellExecute = true });
            }
        }
    }
}

Download.

        
            Imports System
Imports System.IO
Imports System.Collections.Generic

Namespace Sample
    Friend Class Test
        Shared Sub Main(ByVal args() As String)
            ' Convert images to PDF in memory			 			
            Dim v As New SautinSoft.PdfVision()

            ' v.Serial = "XXXXXXXXXXXXXXX"

            ' specify converting options
            v.PageStyle.PageSize.Auto()

            ' v.PageStyle.PageMarginLeft.Inch(1);
            ' v.ImageStyle.Heightmm(150);
            ' v.ImageStyle.WidthInch(10);			

            ' Create array containing paths to different images
            Dim imgFiles() As String = {"..\..\image-jpeg.jpg", "..\..\image-png.png", "..\..\image-tiff.gif", "..\..\multipage.jpg"}

            Dim imgBytesList As New List(Of Byte())()

            For Each imgFile As String In imgFiles
                imgBytesList.Add(File.ReadAllBytes(imgFile))
            Next imgFile

            ' Convert the List with image bytes to PDF bytes in memory.
            Dim pdfBytes() As Byte = v.ConvertImageStreamArrayToPDFStream(imgBytesList)
            If pdfBytes IsNot Nothing Then
                ' Save the PDF document (pdfBytes) to a file for demonstration purposes.
                Dim outFile As New FileInfo("Result.pdf")
                File.WriteAllBytes(outFile.FullName, pdfBytes)

                ' Open the resulting PDF document in a default PDF Viewer.
                System.Diagnostics.Process.Start(New System.Diagnostics.ProcessStartInfo(outFile.FullName) With {.UseShellExecute = True})
            End If
        End Sub
    End Class
End Namespace

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