/// <summary>
/// Convert PDF to TIFF format.
/// </summary>
/// <param name="inputPdfFile"></param>
/// <returns>a multi-page TIFF image</returns>
public static string ConvertPdf2Tiff(string inputPdfFile)
{
string[] pngFiles = null;
try
{
pngFiles = ConvertPdf2Png(inputPdfFile);
string tiffFile = Path.GetTempFileName();
tiffFile = Path.ChangeExtension(tiffFile, ".tif");
// put PNG images into a single multi-page TIFF image for return
ImageIOHelper.MergeTiff(pngFiles, tiffFile);
return(tiffFile);
}
catch (ApplicationException ae)
{
Console.WriteLine("ERROR: " + ae.Message);
throw;
}
finally
{
if (pngFiles != null)
{
// delete temporary PNG images
foreach (string tempFile in pngFiles)
{
File.Delete(tempFile);
}
}
}
}
protected override void mergeTiffToolStripMenuItem_Click(object sender, EventArgs e)
{
OpenFileDialog openFileDialog1 = new OpenFileDialog();
openFileDialog1.InitialDirectory = imageFolder;
openFileDialog1.Title = Properties.Resources.Select + " Input Images";
openFileDialog1.Filter = "Image Files (*.tif;*.tiff)|*.tif;*.tiff|Image Files (*.bmp)|*.bmp|Image Files (*.jpg;*.jpeg)|*.jpg;*.jpeg|Image Files (*.png)|*.png|All Image Files|*.tif;*.tiff;*.bmp;*.jpg;*.jpeg;*.png";
openFileDialog1.FilterIndex = filterIndex;
openFileDialog1.RestoreDirectory = true;
openFileDialog1.Multiselect = true;
if (openFileDialog1.ShowDialog() == DialogResult.OK)
{
filterIndex = openFileDialog1.FilterIndex;
imageFolder = Path.GetDirectoryName(openFileDialog1.FileName);
SaveFileDialog saveFileDialog1 = new SaveFileDialog();
saveFileDialog1.InitialDirectory = imageFolder;
saveFileDialog1.Title = Properties.Resources.Save + " Multi-page TIFF Image";
saveFileDialog1.Filter = "Image Files (*.tif;*.tiff)|*.tif;*.tiff";
saveFileDialog1.RestoreDirectory = true;
if (saveFileDialog1.ShowDialog() == DialogResult.OK)
{
File.Delete(saveFileDialog1.FileName);
ImageIOHelper.MergeTiff(openFileDialog1.FileNames, saveFileDialog1.FileName);
MessageBox.Show(this, Properties.Resources.Mergecompleted + Path.GetFileName(saveFileDialog1.FileName) + Properties.Resources.created, strProgName, MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
}
private void backgroundWorkerMergeTiff_DoWork(object sender, DoWorkEventArgs e)
{
ArrayList args = (ArrayList)e.Argument;
string[] inputFiles = (string[])args[0];
string outputFile = (string)args[1];
ImageIOHelper.MergeTiff(inputFiles, outputFile);
e.Result = outputFile;
}
/// <summary>
/// Convert PDF to TIFF format.
/// </summary>
/// <param name="inputPdfFile"></param>
/// <returns>a multi-page TIFF image</returns>
public static string ConvertPdf2Tiff(string inputPdfFile)
{
try {
string[] pngFiles = ConvertPdf2Png(inputPdfFile);
string tiffFile = Path.GetTempFileName();
tiffFile = Path.ChangeExtension(tiffFile, ".tif");
// put PNG images into a single multi-page TIFF image for return
ImageIOHelper.MergeTiff(pngFiles, tiffFile);
// delete temporary PNG images
foreach (string tempFile in pngFiles)
{
new FileInfo(tempFile).Delete();
}
return(tiffFile);
}
catch (Exception e)
{
Console.WriteLine("ERROR: " + e.Message);
return(null);
}
}
