C#代码实现将PDF转换为PostScript(PS)格式

PM> Install-Package Spire.PDF

using Spire.Pdf;

namespace PDFtoPS
{
    class Program
    {
        static void Main(string[] args)
        {
            // 创建 PdfDocument 实例
            PdfDocument document = new PdfDocument();

            // 加载示例 PDF 文件
            document.LoadFromFile("Test.pdf");

            // 将 PDF 文件保存为 PS 文件
            document.SaveToFile("toPostScript.ps", FileFormat.POSTSCRIPT);
        }
    }
}

using Spire.Pdf;
namespace PDFtoPS
{
class Program
{
static void Main(string[] args)
{
//Create a PdfDocument instance
PdfDocument document = new PdfDocument();
//Load a sample PDF file
document.LoadFromFile("Test.pdf");
//Save the PDF file as a PS file
document.SaveToFile("toPostScript.ps", FileFormat.POSTSCRIPT);
}
}
}

Imports Spire.PDF
Namespace PDFtoPS
Class Program
Private Shared Sub Main(ByVal args() As String)
'Create a PdfDocument instance
Dim document As PdfDocument = New PdfDocument
'Load a sample PDF file
document.LoadFromFile("Test.pdf")
'Save the PDF file as a PS file
document.SaveToFile("toPostScript.ps", FileFormat.POSTSCRIPT)
End Sub
End Class
End Namespace

pdftops version 4.03 [www.xpdfreader.com]
Copyright 1996-2021 Glyph & Cog, LLC
Usage: pdftops [options] <PDF-file> [<PS-file>]
  -f <int>            : first page to print
  -l <int>            : last page to print
  -level1             : generate Level 1 PostScript
  -level1sep          : generate Level 1 separable PostScript
  -level2             : generate Level 2 PostScript
  -level2gray         : generate Level 2 grayscale PostScript
  -level2sep          : generate Level 2 separable PostScript
  -level3             : generate Level 3 PostScript
  -level3gray         : generate Level 3 grayscale PostScript
  -level3sep          : generate Level 3 separable PostScript
  -eps                : generate Encapsulated PostScript (EPS)
  -form               : generate a PostScript form
  -opi                : generate OPI comments
  -noembt1            : don't embed Type 1 fonts
  -noembtt            : don't embed TrueType fonts
  -noembcidps         : don't embed CID PostScript fonts
  -noembcidtt         : don't embed CID TrueType fonts
  -preload            : preload images and forms
  -paper <string>     : paper size (letter, legal, A4, A3, match)
  -paperw <int>       : paper width, in points
  -paperh <int>       : paper height, in points
  -nocrop             : don't crop pages to CropBox
  -expand             : expand pages smaller than the paper size
  -noshrink           : don't shrink pages larger than the paper size
  -nocenter           : don't center pages smaller than the paper size
  -pagecrop           : treat the CropBox as the page size
  -userunit           : honor the UserUnit
  -duplex             : enable duplex printing
  -opw <string>       : owner password (for encrypted files)
  -upw <string>       : user password (for encrypted files)
  -q                  : don't print any messages or errors
  -cfg <string>       : configuration file to use in place of .xpdfrc
  -v                  : print copyright and version info
  -h                  : print usage information
  -help               : print usage information
  --help              : print usage information
  -?                  : print usage information