/// <summary>
/// Converts Image to PDF
/// </summary>
/// <param name="openFileDialog"></param>
/// <returns></returns>
public static bool PDFToImage(OpenFileDialog openFileDialog, ImageFormat imageFormat)
{
try
{
// Gets DLL of GhostScritp
string binPath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
string gsDllPath = Path.Combine(binPath, Environment.Is64BitProcess ? "gsdll64.dll" : "gsdll32.dll");
// Get PDF file information
string filePath = string.Empty;
NameAndDestination nameAndDestination = new NameAndDestination();
nameAndDestination.ShowDialog();
var destination = nameAndDestination.GetDestination();
destination = Path.GetDirectoryName(destination);
var fileName = nameAndDestination.GetFileName();
fileName = destination + "\\" + fileName + "-{0}";
if (string.IsNullOrEmpty(fileName) || string.IsNullOrEmpty(destination))
{
return(false);
}
// Set DPI (User will eventually chose)
int xDPI = 1200;
int yDPI = 1200;
// PDF to desired image(s)
GhostscriptVersionInfo gsVersion = new GhostscriptVersionInfo(gsDllPath);
using (GhostscriptRasterizer rasterizer = new GhostscriptRasterizer())
{
rasterizer.Open(openFileDialog.FileName, gsVersion, false);
for (var i = 1; i <= rasterizer.PageCount; i++)
{
filePath = string.Format(fileName, i) + $".{imageFormat.ToString().ToLower()}";
Image img = rasterizer.GetPage(xDPI, yDPI, i);
img.Save(filePath, imageFormat);
}
}
return(true);
}
catch (Exception ex)
{
MessageBox.Show($"Error occured: {ex.Message}");
return(false);
}
}
/// <summary>
/// Converts Image to a PDF
/// </summary>
/// <param name="openFileDialog"></param>
/// <returns></returns>
public static bool ImageToPDF(OpenFileDialog openFileDialog)
{
try
{
PdfDocument pdf = new PdfDocument();
foreach (var item in openFileDialog.FileNames)
{
var fileExtension = Path.GetExtension(item);
if (IsFileAnImage(fileExtension))
{
// Convert image to PDF
Encoding.RegisterProvider(CodePagesEncodingProvider.Instance);
PdfPage page = pdf.Pages.Add();
XGraphics xGraphics = XGraphics.FromPdfPage(page);
XImage xImage = XImage.FromFile(item);
xGraphics.DrawImage(xImage, 0, 0, 612, 792);
}
else
{
return(false);
}
}
// Get path where file will be saved
NameAndDestination nameAndDestination = new NameAndDestination();
nameAndDestination.ShowDialog();
var destination = nameAndDestination.GetDestination();
if (!string.IsNullOrEmpty(destination))
{
destination += ".pdf";
pdf.Save(destination);
pdf.Close();
return(true);
}
return(false);
}
catch (Exception ex)
{
MessageBox.Show($"Error occured: {ex.Message}");
return(false);
}
}
