private void Start2()
{
string inputFile = @"E:\__test_data\i1.pdf";
string outputFile = @"E:\gss_test\output\page-%03d.png";
GhostscriptPipedOutput gsPipedOutput = new GhostscriptPipedOutput();
string outputPipeHandle = "%handle%" + int.Parse(gsPipedOutput.ClientHandle).ToString("X2");
using (GhostscriptProcessor processor = new GhostscriptProcessor())
{
//"C:\Program Files\gs\gs9.15\bin\gswin64.exe" -sDEVICE=tiff24nc -r300 -dNOPAUSE -dBATCH -sOutputFile="Invoice 1_%03ld.tiff" "Invoice 1.pdf"
List<string> switches = new List<string>();
switches.Add("-empty");
switches.Add("-dQUIET");
switches.Add("-dSAFER");
switches.Add("-dBATCH");
switches.Add("-dNOPAUSE");
switches.Add("-dNOPROMPT");
switches.Add("-dPrinted");
switches.Add("-sDEVICE=pdfwrite");
//switches.Add("-sDEVICE=tiffsep1");
switches.Add("-sOutputFile=" + outputPipeHandle);
//switches.Add("-q");
switches.Add("-f");
switches.Add(inputFile);
try
{
processor.Process(switches.ToArray());
byte[] rawDocumentData = gsPipedOutput.Data;
var memStream = new MemoryStream(rawDocumentData);
//var image = new Bitmap(memStream);
//image.Save(@"Invocie 1.tiff");
//if (writeToDatabase)
//{
// Database.ExecSP("add_document", rawDocumentData);
//}
//else if (writeToDisk)
//{
// File.WriteAllBytes(@"E:\gss_test\output\test_piped_output.pdf", rawDocumentData);
//}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
finally
{
gsPipedOutput.Dispose();
gsPipedOutput = null;
}
}
}
public void Start()
{
string inputFile = @"E:\gss_test\test.pdf";
string outputFile = @"E:\gss_test\output\page-%03d.png";
int pageFrom = 1;
int pageTo = 50;
using (GhostscriptProcessor ghostscript = new GhostscriptProcessor())
{
ghostscript.Processing += new GhostscriptProcessorProcessingEventHandler(ghostscript_Processing);
List<string> switches = new List<string>();
switches.Add("-empty");
switches.Add("-dSAFER");
switches.Add("-dBATCH");
switches.Add("-dNOPAUSE");
switches.Add("-dNOPROMPT");
switches.Add("-dFirstPage=" + pageFrom.ToString());
switches.Add("-dLastPage=" + pageTo.ToString());
switches.Add("-sDEVICE=png16m");
switches.Add("-r96");
switches.Add("-dTextAlphaBits=4");
switches.Add("-dGraphicsAlphaBits=4");
switches.Add(@"-sOutputFile=" + outputFile);
switches.Add(@"-f");
switches.Add(inputFile);
ghostscript.Process(switches.ToArray());
}
}
public void Start()
{
// For users who distribute their gsdll32.dll or gsdll64.dll with their application: Ghostscript.NET by default
// peeks into the registry to collect all installed Ghostscript locations. If you want to use ghostscript dll from
// a custom location, it's recommended to do something like this:
GhostscriptVersionInfo gvi = new GhostscriptVersionInfo(
new Version(0, 0, 0),
@"e:\dumyfolder\myapplication\gsdll32.dll",
string.Empty,
GhostscriptLicense.GPL);
// and then pass that GhostscriptVersionInfo to required constructor or method
// sample #1
GhostscriptProcessor proc = new GhostscriptProcessor(gvi);
// sample #2
GhostscriptRasterizer rast = new GhostscriptRasterizer();
rast.Open("test.pdf", gvi, true);
// sample #3
GhostscriptViewer view = new GhostscriptViewer();
view.Open("test.pdf", gvi, true);
}
public void Start()
{
string inputFile = @"E:\gss_test\test_postscript.ps";
GhostscriptPipedOutput gsPipedOutput = new GhostscriptPipedOutput();
// pipe handle format: %handle%hexvalue
string outputPipeHandle = "%handle%" + int.Parse(gsPipedOutput.ClientHandle).ToString("X2");
using (GhostscriptProcessor processor = new GhostscriptProcessor())
{
List<string> switches = new List<string>();
switches.Add("-empty");
switches.Add("-dQUIET");
switches.Add("-dSAFER");
switches.Add("-dBATCH");
switches.Add("-dNOPAUSE");
switches.Add("-dNOPROMPT");
switches.Add("-sDEVICE=pdfwrite");
switches.Add("-o" + outputPipeHandle);
switches.Add("-q");
switches.Add("-f");
switches.Add(inputFile);
try
{
processor.StartProcessing(switches.ToArray(), null);
byte[] rawDocumentData = gsPipedOutput.Data;
//if (writeToDatabase)
//{
// Database.ExecSP("add_document", rawDocumentData);
//}
//else if (writeToDisk)
//{
// File.WriteAllBytes(@"E:\gss_test\output\test_piped_output.pdf", rawDocumentData);
//}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
}
finally
{
gsPipedOutput.Dispose();
gsPipedOutput = null;
}
}
}
private void SaveImage()
{
GhostscriptVersionInfo _gs_version_info = GhostscriptVersionInfo.GetLastInstalledVersion(GhostscriptLicense.GPL | GhostscriptLicense.AFPL, GhostscriptLicense.GPL);
GhostscriptProcessor processor = new GhostscriptProcessor(_gs_version_info, true);
List<string> switches = new List<string>();
switches.Add("-empty");
switches.Add("-dQUIET");
switches.Add("-dSAFER");
switches.Add("-dBATCH");
switches.Add("-dNOPAUSE");
switches.Add("-dEPSCrop");
switches.Add("-sDEVICE=pdfwrite");
// switches.Add("-sOutputFile=" + variantPath);
switches.Add("-f");
//switches.Add(originalPath);
processor.StartProcessing(switches.ToArray(), null);
}
public void Start()
{
string inputFile = @"E:\gss_test\test.pdf";
string outputFile = @"E:\gss_test\output\page-%03d.png";
//string inputFile = @"E:\gss_test\multipage.ps";
//string outputFile = @"E:\gss_test\output\multipage.pdf";
int pageFrom = 1;
int pageTo = 50;
GhostscriptVersionInfo gv = GhostscriptVersionInfo.GetLastInstalledVersion();
using (GhostscriptProcessor processor = new GhostscriptProcessor(gv, true))
{
processor.Processing += new GhostscriptProcessorProcessingEventHandler(processor_Processing);
List<string> switches = new List<string>();
switches.Add("-empty");
switches.Add("-dSAFER");
switches.Add("-dBATCH");
switches.Add("-dNOPAUSE");
switches.Add("-dNOPROMPT");
switches.Add(@"-sFONTPATH=" + System.Environment.GetFolderPath(System.Environment.SpecialFolder.Fonts));
switches.Add("-dFirstPage=" + pageFrom.ToString());
switches.Add("-dLastPage=" + pageTo.ToString());
switches.Add("-sDEVICE=png16m");
switches.Add("-r96");
switches.Add("-dTextAlphaBits=4");
switches.Add("-dGraphicsAlphaBits=4");
//switches.Add("-sDEVICE=pdfwrite");
switches.Add(@"-sOutputFile=" + outputFile);
switches.Add(@"-f");
switches.Add(inputFile);
processor.StartProcessing(switches.ToArray(), null);
}
}
public void Start()
{
// YOU NEED TO HAVE ADMINISTRATOR RIGHTS TO RUN THIS CODE
string printerName = "YourPrinterName";
string inputFile = @"E:\__test_data\test.pdf";
using (GhostscriptProcessor processor = new GhostscriptProcessor())
{
List<string> switches = new List<string>();
switches.Add("-empty");
switches.Add("-dPrinted");
switches.Add("-dBATCH");
switches.Add("-dNOPAUSE");
switches.Add("-dNOSAFER");
switches.Add("-dNumCopies=1");
switches.Add("-sDEVICE=mswinpr2");
switches.Add("-sOutputFile=%printer%" + printerName);
switches.Add("-f");
switches.Add(inputFile);
processor.StartProcessing(switches.ToArray(), null);
}
}
/// <summary>
/// Returns Ink coverage for specified page range.
/// The result is ink coverage for the CMYK inks, separately for each single page (for RGB colors, it does a silent conversion to CMYK color space internally).
/// This function is supported only in Ghostscript v9.05 or newer.
/// </summary>
/// <param name="path">PDF file path.</param>
/// <param name="firstPage">Designated start page of the document. Pages of all documents in PDF collections are numbered sequentionally.</param>
/// <param name="lastPage">Designated end page of the document. Pages of all documents in PDF collections are numbered sequentionally.</param>
/// <param name="versionInfo">GhostscriptVersionInfo instance that tells which Ghostscript library to use.</param>
/// <returns>A dictionary of a page numbers with the ink coverage.</returns>
public static Dictionary<int, GhostscriptPageInkCoverage> GetInkCoverage(string path, int firstPage, int lastPage, GhostscriptVersionInfo versionInfo)
{
GhostscriptPipedOutput gsPipedOutput = new GhostscriptPipedOutput();
string outputPipeHandle = "%handle%" + int.Parse(gsPipedOutput.ClientHandle).ToString("X2");
List<string> switches = new List<string>();
switches.Add("-empty");
switches.Add("-q");
if (firstPage != 0 && lastPage != 0)
{
switches.Add("-dFirstPage=" + firstPage.ToString());
switches.Add("-dLastPage=" + lastPage.ToString());
}
switches.Add("-o" + outputPipeHandle);
switches.Add("-sDEVICE=inkcov");
switches.Add(path);
GhostscriptProcessor proc = new GhostscriptProcessor(versionInfo, false);
proc.StartProcessing(switches.ToArray(), null);
byte[] data = gsPipedOutput.Data;
gsPipedOutput.Dispose(); gsPipedOutput = null;
string output = Encoding.ASCII.GetString(data);
if (output.Length > 0)
{
Dictionary<int, GhostscriptPageInkCoverage> result = new Dictionary<int, GhostscriptPageInkCoverage>();
string[] outputLines = output.Split(new char[] { '\n' }, StringSplitOptions.RemoveEmptyEntries);
int pageNumber = firstPage == 0 ? 1 : firstPage;
foreach(string line in outputLines)
{
GhostscriptPageInkCoverage pic = new GhostscriptPageInkCoverage();
pic.Page = pageNumber;
pic.IsValid = false;
string[] lineParts = line.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
if (lineParts.Length == 6)
{
pic.C = Math.Round(float.Parse(lineParts[0], CultureInfo.InvariantCulture) * 100, 2);
pic.M = Math.Round(float.Parse(lineParts[1], CultureInfo.InvariantCulture) * 100, 2);
pic.Y = Math.Round(float.Parse(lineParts[2], CultureInfo.InvariantCulture) * 100, 2);
pic.K = Math.Round(float.Parse(lineParts[3], CultureInfo.InvariantCulture) * 100, 2);
if (lineParts[5] == "OK")
{
pic.IsValid = true;
}
}
result.Add(pageNumber, pic);
pageNumber++;
}
return result;
}
else
{
return null;
}
}
private void Add_Watermark_To_PDF_Document()
{
string inputFile = @"E:\gss_test\test.pdf";
string outputFile = @"E:\gss_test\output\test-watermarked.pdf";
List<string> switches = new List<string>();
switches.Add(string.Empty);
// set required switches
switches.Add("-dBATCH");
switches.Add("-dNOPAUSE");
switches.Add("-dNOPAUSE");
switches.Add("-sDEVICE=pdfwrite");
switches.Add("-sOutputFile=" + outputFile);
switches.Add("-c");
switches.Add(POSTSCRIPT_APPEND_WATERMARK);
switches.Add("-f");
switches.Add(inputFile);
// create a new instance of the GhostscriptProcessor
using (GhostscriptProcessor processor = new GhostscriptProcessor())
{
// start processing pdf file
processor.StartProcessing(switches.ToArray(), null);
}
// show new pdf
Process.Start(outputFile);
}
public void Process(GhostscriptVersionInfo ghostscriptVersion, bool fromMemory, GhostscriptStdIO stdIO_callback)
{
if (ghostscriptVersion == null)
{
throw new ArgumentNullException("ghostscriptVersion");
}
using (GhostscriptProcessor processor = new GhostscriptProcessor(ghostscriptVersion, fromMemory))
{
processor.StartProcessing(this.GetSwitches(), stdIO_callback);
}
}
