ByteScout PDF SDK – C# – Convert Digital Photos to PDF

Home
/
Articles
/
ByteScout PDF SDK – C# – Convert Digital Photos to PDF

printable version:
ByteScout-PDF-SDK-C-sharp-Convert-Digital-Photos-to-PDF.pdf

How to convert digital photos to PDF in C# and ByteScout PDF SDK

Write code in C# to convert digital photos to PDF with this step-by-step tutorial

We made thousands of pre-made source code pieces for easy implementation in your own programming projects. ByteScout PDF SDK is the pdf library that can create, update and modify PDF files. Supports text with fonts and style selections, layers, form fields, drawing lines and objects, automatic tables, images. Can be used to create and fill pdf forms. It can be used to convert digital photos to PDF using C#.

Fast application programming interfaces of ByteScout PDF SDK for C# plus the instruction and the code below will help you quickly learn how to convert digital photos to PDF. This C# sample code is all you need for your app. Just copy and paste the code, add references (if needs to) and you are all set! Test C# sample code examples whether they respond your needs and requirements for the project.

Download free trial version of ByteScout PDF SDK from our website with this and other source code samples for C#.

On-demand (REST Web API) version:
Web API (on-demand version)

On-premise offline SDK for Windows:
60 Day Free Trial (on-premise)

Program.cs

      using System;
using System.Diagnostics;
using Bytescout.PDF;
using Image = Bytescout.PDF.Image;

namespace Images
{
    /// <summary>
    /// This example demonstrates how to add images in their proper orientation and size
    /// </summary>
    class Program
    {
        static void Main()
        {
            // Create new document
            Document pdfDocument = new Document();
            pdfDocument.RegistrationName = "demo";
            pdfDocument.RegistrationKey = "demo";

            // Input image array
            var arrImages = new string[]{ "Image1.jpg", "Image2.jpg" };

            // Process each image
            foreach (var itmImage in arrImages)
            {
                var sysImage = FixImageOrientation(itmImage);

                using (sysImage)
                {
                    var image = new Image(sysImage, ImageCompression.DCT, 75);
                    float w = sysImage.Width / sysImage.HorizontalResolution * 72f;
                    float h = sysImage.Height / sysImage.VerticalResolution * 72f;

                    // Create PDF page
                    var page = new Page(w, h);

                    var canvas = page.Canvas;
                    canvas.DrawImage(image, 0, 0, w, h);

                    // Add PDF document
                    pdfDocument.Pages.Add(page);
                }
            }

            // Save PDF document
            pdfDocument.Save("result.pdf");

            // Cleanup 
            pdfDocument.Dispose();

            // Open result document in default associated application (for demo purpose)
            ProcessStartInfo processStartInfo = new ProcessStartInfo("result.pdf");
            processStartInfo.UseShellExecute = true;
            Process.Start(processStartInfo);
        }


        /// <summary>
        /// Fix image orientation
        /// </summary>
        static System.Drawing.Image FixImageOrientation(string fileName)
        {
            System.Drawing.Image sysImage = System.Drawing.Image.FromFile(fileName, false);

            // fix orientation by EXIF rotation tag
            const int exifRotationTag = 0x0112;
            int[] propertyItemIDs = sysImage.PropertyIdList;

            int found = Array.BinarySearch(propertyItemIDs, 0, propertyItemIDs.Length, exifRotationTag);

            if (found > -1)
            {
                System.Drawing.Imaging.PropertyItem pi = sysImage.GetPropertyItem(exifRotationTag);
                int orientation = pi.Value[0];

                switch (orientation)
                {
                    case 2:
                        sysImage.RotateFlip(System.Drawing.RotateFlipType.RotateNoneFlipX);
                        break;
                    case 3:
                        sysImage.RotateFlip(System.Drawing.RotateFlipType.Rotate180FlipNone);
                        break;
                    case 4:
                        sysImage.RotateFlip(System.Drawing.RotateFlipType.RotateNoneFlipY);
                        break;
                    case 5:
                        sysImage.RotateFlip(System.Drawing.RotateFlipType.Rotate90FlipX);
                        break;
                    case 6:
                        sysImage.RotateFlip(System.Drawing.RotateFlipType.Rotate90FlipNone);
                        break;
                    case 7:
                        sysImage.RotateFlip(System.Drawing.RotateFlipType.Rotate270FlipX);
                        break;
                    case 8:
                        sysImage.RotateFlip(System.Drawing.RotateFlipType.Rotate270FlipNone);
                        break;
                    default:
                        break;
                }

                sysImage.RemovePropertyItem(0x0112);
            }

            return sysImage;
        }

    }
}