1// Create HtmlToPdfOptions
2var options = new HtmlToPdfOptions();
3// Add input file path
4options.AddInput(new FileData("path_to_input.html"));
5// Set output file path
6options.AddOutput(new FileData("path_to_output.pdf"));
7//Perform the process
8PdfConverter.Convert(options);

1// Create PdfToHtmlOptions object to set output data type as file with embedded resources
2var options = new PdfToHtmlOptions(PdfToHtmlOptions.SaveDataType.FileWithEmbeddedResources);
3// Add input file path
4options.AddInput(new FileData("path_to_input.pdf"));
5// Set output file path
6options.AddOutput(new FileData("path_to_output.html"));
7//Perform the process
8PdfConverter.Convert(options);

1// Create PdfToDocOptions object to set instructions
2var options = new PdfToDocOptions();
3// Add input file path
4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
5// Set output file path
6options.AddOutput(new FileData("path_to_result_file.doc"));
7// Perform the process
8PdfConverter.Convert(options);

 1// Create PdfToDocOptions object to set instructions
 2var options = new PdfToDocOptions();
 3// Add input file path
 4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
 5// Set output file path
 6options.AddOutput(new FileData("path_to_result_file.doc"));
 7// Set Mode
 8options.Mode = DocConversionMode.Flow;
 9// Perform the process
10PdfConverter.Convert(options);

1// Create PdfToJpegOptions object to set instructions
2var options = new PdfToJpegOptions();
3// Add input File path
4options.AddInput(new FileData("path_to_input.pdf"));
5// Set output Directory path
6options.AddOutput(new DirectoryData("path_to_output_directory"));
7// Perform the process
8PdfConverter.Convert(options);

 1// Create PdfToJpegOptions object to set instructions
 2var options = new PdfToJpegOptions();
 3// Process only the first page
 4options.PageList = [1];
 5// Set output resolution to 200 DPI
 6options.OutputResolution = 200;
 7// Set output quality to 50
 8options.Quality = 50;
 9// Add input File path
10options.AddInput(new FileData("path_to_input.pdf"));
11// Set output Directory path
12options.AddOutput(new DirectoryData("path_to_output_directory"));
13// Perform the process
14PdfConverter.Convert(options);

 1// Create PdfToJpegOptions object to set instructions
 2var options = new PdfToJpegOptions();
 3// Add input File path
 4options.AddInput(new FileData("path_to_input.pdf"));
 5// Perform the process
 6var results = PdfConverter.Convert(options);
 7// Get stream results
 8foreach (var result in results.ResultCollection)
 9{
10    var streamResultPage1 = result.ToStream();
11}

 1// Create the options class to set up the conversion process
 2var options = new PdfToPdfAOptions
 3{
 4    PdfAVersion = PdfAStandardVersion.PDF_A_3B
 5};
 6
 7// Add the source file
 8options.AddInput(new FileData("path_to_your_pdf_file.pdf")); // replace with your actual file path
 9
10// Add the path to save the converted file
11options.AddOutput(new FileData("path_to_the_converted_file.pdf"));
12
13// Run the conversion
14PdfConverter.Convert(options);

 1// Create the options class to set up the validation process
 2var options = new PdfAValidateOptions
 3{
 4    PdfAVersion = PdfAStandardVersion.PDF_A_1A
 5};
 6
 7// Add one or more files to be validated
 8options.AddInput(new FileData("path_to_your_first_pdf_file.pdf")); // replace with your actual file path
 9options.AddInput(new FileData("path_to_your_second_pdf_file.pdf"));
10// add more files as needed
11
12// Run the validation and get results
13var resultContainer = PdfConverter.Validate(options);
14
15// Check the resultContainer.ResultCollection property for validation results for each file:
16foreach (var result in resultContainer.ResultCollection)
17{
18    var validationResult = (PdfAValidationResult) result.Data;
19    var isValid = validationResult.IsValid; // Validation result for document
20}

1 // Create PdfToPngOptions object to set instructions
2 var options = new PdfToPngOptions();
3 // Add input File path
4 options.AddInput(new FileData("path_to_input.pdf"));
5 // Set output Directory path
6 options.AddOutput(new DirectoryData("path_to_output_directory"));
7 // Perform the process
8 PdfConverter.Convert(options);

 1 // Create PdfToPngOptions object to set instructions
 2 var options = new PdfToPngOptions()
 3 // Process only the first page
 4 options.PageList = [1];
 5 // Set output resolution to 200 DPI
 6 options.OutputResolution = 200;
 7 // Add input File path
 8 options.AddInput(new FileData("path_to_input.pdf"));
 9 // Set output Directory path
10 options.AddOutput(new DirectoryData("path_to_output_directory"));
11 // Perform the process
12 PdfConverter.Convert(options);

 1 // Create PdfToJpegOptions object to set instructions
 2 var options = new PdfToPngOptions();
 3 // Add input File path
 4 options.AddInput(new FileData("path_to_input.pdf"));
 5 // Perform the process
 6 var results = PdfConverter.Convert(options);
 7 // Get stream results
 8 foreach (var result in results.ResultCollection)
 9 {
10     var streamResultPage1 = result.ToStream();
11 }

1// Create PdfToTiffOptions object to set instructions
2var options = new PdfToTiffOptions();
3// Add input file path
4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
5// Set output Directory path
6options.AddOutput(new DirectoryData("path_to_output_directory"));
7// Perform the process
8PdfConverter.Convert(options);

 1// Create PdfToTiffOptions object to set instructions
 2var options = new PdfToTiffOptions();
 3// Add input file path
 4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
 5// Set output Directory path
 6options.AddOutput(new DirectoryData("path_to_output_directory"));
 7// Set Pages
 8options.PageList = [1, 3];
 9// Set result image Resolution
10options.OutputResolution = 400;
11// Perform the process
12PdfConverter.Convert(options);

 1// Create PdfToTiffOptions object to set instructions
 2var options = new PdfToTiffOptions();
 3// Add input file path
 4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
 5// Set output Directory path
 6options.AddOutput(new DirectoryData("path_to_output_directory"));
 7// Enable Multi-Page TIFF output
 8options.MultiPage = true;
 9// Perform the process
10PdfConverter.Convert(options);

 1// Create PdfToTiffOptions object to set instructions
 2var options = new PdfToTiffOptions();
 3// Add input file path
 4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
 5// Set output Directory path
 6options.AddOutput(new DirectoryData("path_to_output_directory"));
 7// Set Compression and ColorDepth
 8options.Compression = TiffCompression.RLE;
 9options.ColorDepth = TiffColorDepth.Format24bpp;
10// Perform the process
11PdfConverter.Convert(options);

 1// Create PdfToTiffOptions object to set instructions
 2var options = new PdfToTiffOptions();
 3// Add input File path
 4options.AddInput(new FileData("path_to_input.pdf"));
 5// Perform the process
 6var results = PdfConverter.Convert(options);
 7// Get stream results
 8foreach (var result in results.ResultCollection)
 9{
10    var streamResultPage1 = result.ToStream();
11}

1// Create PdfToXlsOptions object to set instructions
2var options = new PdfToXlsOptions();
3// Add input file path
4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
5// Set output file path
6options.AddOutput(new FileData("path_to_result_xlsx_file.xlsx"));
7// Perform the process
8PdfConverter.Convert(options);

 1// Create PdfToXlsOptions object to set instructions
 2var options = new PdfToXlsOptions();
 3// Add input file path
 4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
 5// Specify XLS format
 6options.Format = PdfToXlsOptions.ExcelFormat.XMLSpreadSheet2003;
 7options.InsertBlankColumnAtFirst = true;
 8options.MinimizeTheNumberOfWorksheets = true;
 9// Set output file path
10options.AddOutput(new FileData("path_to_result_xlsx_file.xls"));
11// Perform the process
12PdfConverter.Convert(options);

1// Create MergeOptions object to set instructions
2var options = new MergeOptions();
3// Add input file paths
4options.AddInput(new FileData("path_to_your_pdf_file_1.pdf"));
5options.AddInput(new FileData("path_to_your_pdf_file_2.pdf"));
6// Set output file path
7options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
8// Perform the process
9PdfManager.Merge(options);

1// Create SplitOptions object to set instructions
2var options = new SplitOptions();
3// Add input file path
4options.AddInput(new FileDataSource("path_to_your_pdf_file.pdf"));
5// Set output file paths
6options.AddOutput(new FileData("path_to_result_pdf_file_1.pdf"));
7options.AddOutput(new FileData("path_to_result_pdf_file_2.pdf"));
8// Perform the process
9PdfManager.Split(options);

1// Create CompressOptions object to set instructions
2var options = new CompressOptions();
3// Add input file path
4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
5// Set output file path
6options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
7// Perform the process
8PdfManager.Compress(options);

 1// Create ResizeOptions object to set instructions
 2var options = new ResizeOptions();
 3// Set new PageSize
 4options.PageSize = PageSize.A3;
 5// Add input file path
 6options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
 7// Set output file path
 8options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
 9// Perform the process
10PdfManager.Resize(options);

 1// Create RotateOptions object to set instructions
 2var options = new RotateOptions();
 3// Set new Rotation
 4options.Rotation = Rotation.On90;
 5// Add input file path
 6options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
 7// Set output file path
 8options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
 9// Perform the process
10PdfManager.Rotate(options);

1// Create OptimizeOptions object to set instructions
2var options = new OptimizeOptions();
3// Add input file path
4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
5// Set output file path
6options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
7// Perform the process
8PdfManager.Optimize(options);

 1// Configure table options
 2var options = new TableOptions();
 3options.InsertPageBefore(1)
 4   .AddTable()
 5        .AddRow()
 6            .AddCell().AddParagraph("Name")
 7            .AddCell().AddParagraph("Age")
 8        .AddRow()
 9            .AddCell().AddParagraph("Bob")
10            .AddCell().AddParagraph("12")
11        .AddRow()
12            .AddCell().AddParagraph("Sam")
13            .AddCell().AddParagraph("20")
14        .AddRow()
15            .AddCell().AddParagraph("Sandy")
16            .AddCell().AddParagraph("26")
17        .AddRow()
18            .AddCell().AddParagraph("Tom")
19            .AddCell().AddParagraph("12")
20        .AddRow()
21            .AddCell().AddParagraph("Jim")
22            .AddCell().AddParagraph("27");
23// Add input file path
24options.AddInput(new FileData("path_to_input.pdf"));
25// Set output file path
26options.AddOutput(new FileData("path_to_output.pdf"));
27// Perform the process
28PdfManager.AddTable(options);

 1// Configure table options
 2var options = new TableOptions();
 3options.InsertPageBefore(2) // Add table before page 2
 4   .AddTable()
 5        .AddRow()
 6            .AddCell().AddParagraph("Name")
 7            .AddCell().AddParagraph("Age");
 8// Add input file path
 9options.AddInput(new FileData("path_to_input.pdf"));
10// Set output file path
11options.AddOutput(new FileData("path_to_output.pdf"));
12// Perform the process
13PdfManager.AddTable(options);

 1// Create TocOptions object to set instructions
 2var options = new TocOptions();
 3// Set the Title
 4options.Title = "My Table of Contents";
 5// Design Headings
 6options.Headings.Add(new TocHeading("Introduction", 2));
 7options.Headings.Add(new TocHeading("Chapter I", 3));
 8options.Headings.Add(new TocHeading("Chapter II", 4));
 9options.Headings.Add(new TocHeading("Chapter III", 5));
10// Add input file path
11options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
12// Set output file path
13options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
14// Perform the process
15PdfManager.AddTableOfContents(options);

 1// Create TocOptions object to set instructions
 2var options = new TocOptions();
 3// Set the Title
 4options.Title = "My Table of Contents";
 5// Generate links in bookmarks
 6options.GenerateBookmarks = true;
 7// Design Headings
 8options.Headings.Add(new TocHeading("Introduction", 2, false, 1));
 9options.Headings.Add(new TocHeading("Chapter I", 3, true, 1));
10options.Headings.Add(new TocHeading("Chapter II", 4, true, 1));
11options.Headings.Add(new TocHeading("Example A", 4, true, 2));
12options.Headings.Add(new TocHeading("Example B", 4, true, 2));
13options.Headings.Add(new TocHeading("Example C", 4, true, 2));
14options.Headings.Add(new TocHeading("Example D", 4, true, 2));
15options.Headings.Add(new TocHeading("Chapter III", 5, true, 1));
16// Add input file path
17options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
18// Set output file path
19options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
20// Perform the process
21PdfManager.AddTableOfContents(options);

 1// Create TocOptions object to set instructions
 2var options = new TocOptions();
 3// Set the Title
 4options.Title = "My Table of Contents";
 5// Design Headings
 6options.Headings.Add(new TocHeading("Introduction", 2, false, 1));
 7// Add input file path
 8options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
 9// Set output stream 
10var outputStream = new MemoryStream();
11options.AddOutput(new StreamData(outputStream));
12options.CloseOutputStreams = false;
13// Perform the process
14PdfManager.AddTableOfContents(options);

 1// Create TocOptions object to set instructions
 2var heading = new TocHeading();
 3heading.Text = "Intro";
 4heading.PageNumber = 5;
 5heading.GenerateNumbering = true;
 6heading.Level = 2;
 7var tocOptions = new TocOptions();
 8tocOptions.Headings.Add(heading);
 9// Add input and output files
10tocOptions.AddInput(new FileData("path_to_your_pdf_file.pdf"));
11tocOptions.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
12// Generate the TOC with customized options
13PdfManager.AddTableOfContents(tocOptions);

 1var options = new ChatGptRequestOptions();
 2// Set output file path
 3options.AddOutput(new FileData("path_to_result_pdf_file.pdf")); 
 4options.ApiKey = "Your API key."; // You need to provide the key to access the API.
 5options.MaxTokens = 1000; // The maximum number of tokens to generate in the chat completion.
 6
 7// Add the request messages.
 8options.Messages.Add(new Message
 9{
10    Content = "You are a helpful assistant.",
11    Role = Role.System
12});
13options.Messages.Add(new Message
14{
15    Content = "What is the biggest pizza diameter ever made?",
16    Role = Role.User
17});
18
19// Process the request.
20var result = await PdfManager.CreatePdfByChatGptRequestAsync(options);
21
22var fileResultPath = result.ResultCollection[0].Data;
23var chatCompletionObject = result.ResultCollection[1].Data as ChatCompletion; // The ChatGPT API chat completion object.

 1var options = new ChatGptRequestOptions();
 2// Set output file path
 3options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
 4
 5// Add the PDF text source.
 6// In case of multiple sources, the text from each document will be added to the request message collection
 7// as a separate message with the role "user".
 8options.AddInput(new FileData("TextSource.pdf"));
 9
10options.ApiKey = "Your API key."; // You need to provide the key to access the API.
11options.MaxTokens = 1000; // The maximum number of tokens to generate in the chat completion.
12
13// Add the request message.
14// In this case, the system message with Content = "You are a helpful assistant." is added by default.
15// The role of the query message is "user" by default.
16options.Query = "How many letters in the provided text?";
17
18// Process the request.
19var result = await PdfManager.CreatePdfByChatGptRequestAsync(options);
20
21var fileResultPath = result.ResultCollection[0].Data;
22var chatCompletionObject = result.ResultCollection[1].Data as ChatCompletion; // The ChatGPT API chat completion object.

1// Create EncryptOptions object to set instructions
2var options = new EncryptOptions("123456", "qwerty");
3// Add input file path
4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
5// Set output file path
6options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
7// Perform the process
8PdfSecurity.Encrypt(options);

1// Create DecryptOptions object to set instructions
2var options = new DecryptOptions("123456");
3// Add input file path
4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
5// Set output file path
6options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
7// Perform the process
8PdfSecurity.Decrypt(options);

1// Create SignOptions object to set instructions
2var options = new SignOptions("path_to_your_pfx_file.pfx", "password_of_your_pfx_file");
3// Add input file path
4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
5// Set output file path
6options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
7// Perform the process
8PdfSecurity.Sign(options);

1using var pfxStream = File.OpenRead(@"path_to_your_pfx_file.pfx");
2var options = new SignOptions(pfxStream, "password_of_your_pfx_file");
3options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
4options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
5// Perform the process
6PdfSecurity.Sign(options);

1var options = new SignOptions("path_to_your_pfx_file.pfx", "password_of_your_pfx_file");
2options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
3options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
4// Configure invisible signature
5signOptions.Visible = false;
6// Perform the process
7PdfSecurity.Sign(options);

 1// Create SignOptions object to set instructions
 2var options = new SignOptions("path_to_your_pfx_file.pfx", "password_of_your_pfx_file");
 3// Add input file path
 4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
 5// Set output file path
 6options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
 7// Optional parameters
 8options.Reason = "my Reason";
 9options.Contact = "my Contact";
10options.Location = "my Location";
11options.PageNumber = 3;
12// Perform the process
13PdfSecurity.Sign(options);

1// Create SignOptions object to set instructions
2var options = new SignOptions("path_to_your_pfx_file.pfx", "password_for_your_pfx_file");
3options.TimestampOptions = new TimestampOptions("server_url");
4// Add input file path
5options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
6// Set output file path
7options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
8// Perform the process
9PdfSecurity.Sign(options);

1// Configure the timestamping options with authentication
2options.TimestampOptions = new TimestampOptions("timestamp_server_url", "username:password");

1// Create ExtractTextOptions object to set input file path
2var options = new ExtractTextOptions("path_to_your_pdf_file.pdf");
3// Perform the process and get the extracted text
4var textExtracted = PdfExtractor.Extract(options);

1// Create ExtractTextOptions object to set input stream
2var stream = File.OpenRead("path_to_your_pdf_file.pdf");
3var options = new ExtractTextOptions(stream);
4// Perform the process and get the extracted text
5var textExtracted = PdfExtractor.Extract(options);

1// Create ExtractTextOptions object to set input file path and TextFormattingMode
2var options = new ExtractTextOptions("path_to_your_pdf_file.pdf", TextFormattingMode.Pure);
3// Perform the process and get the extracted text
4var textExtracted = PdfExtractor.Extract(options);

1// Perform the process and get the extracted text
2var textExtracted = PdfExtractor.Extract(new ExtractTextOptions("path_to_your_pdf_file.pdf", TextFormattingMode.Pure));

 1// Create ExtractImagesOptions to set instructions
 2var options = new ExtractImagesOptions();
 3// Add input file path
 4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
 5// Set output Directory path
 6options.AddOutput(new DirectoryData("path_to_results_directory"));
 7// Perform the process
 8var results = PdfExtractor.Extract(options);
 9// Get path to image result
10var imageExtracted = results.ResultCollection[0].ToFile();

 1// Create ExtractImagesOptions to set instructions
 2var options = new ExtractImagesOptions();
 3// Add input file path
 4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
 5// Not set output - it will write results to streams
 6// Perform the process
 7var results = PdfExtractor.Extract(options);
 8// Get Stream
 9var ms = results.ResultCollection[0].ToStream();
10// Copy data to file for demo
11ms.Seek(0, SeekOrigin.Begin);
12using (var fs = File.Create("test_file.png"))
13{
14    ms.CopyTo(fs);
15}

 1// Create ExtractPropertiesOptions object to set input file
 2var options = new ExtractPropertiesOptions("path_to_your_pdf_file.pdf");
 3// Perform the process and get Properties
 4var pdfProperties = PdfExtractor.Extract(options);
 5var filename = pdfProperties.FileName;
 6var title = pdfProperties.Title;
 7var author = pdfProperties.Author;
 8var subject = pdfProperties.Subject;
 9var keywords = pdfProperties.Keywords;
10var created = pdfProperties.Created;
11var modified = pdfProperties.Modified;
12var application = pdfProperties.Application;
13var pdfProducer = pdfProperties.PdfProducer;
14var numberOfPages = pdfProperties.NumberOfPages;

 1// Create ExtractPropertiesOptions object to set input stream
 2var stream = File.OpenRead("path_to_your_pdf_file.pdf");
 3var options = new ExtractPropertiesOptions(stream);
 4// Perform the process and get Properties
 5var pdfProperties = PdfExtractor.Extract(options);
 6var title = pdfProperties.Title;
 7var author = pdfProperties.Author;
 8var subject = pdfProperties.Subject;
 9var keywords = pdfProperties.Keywords;
10var created = pdfProperties.Created;
11var modified = pdfProperties.Modified;
12var application = pdfProperties.Application;
13var pdfProducer = pdfProperties.PdfProducer;
14var numberOfPages = pdfProperties.NumberOfPages;

1// Perform the process and get Properties
2var pdfProperties = PdfExtractor.Extract(new ExtractPropertiesOptions("path_to_your_pdf_file.pdf"));

1// Create ExtractFormDataToDsvOptions object to set instructions
2var options = new ExtractFormDataToDsvOptions(',', true);
3// Add input file path
4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
5// Set output file path
6options.AddOutput(new FileData("path_to_result_csv_file.csv"));
7// Perform the process
8PdfExtractor.Extract(options);

 1// Create ExtractFormDataToDsvOptions object to set instructions
 2var options = new ExtractFormDataToDsvOptions();
 3//Set Delimiter
 4options.Delimiter = '\t';
 5//Add Field Names to result
 6options.AddFieldName = true;
 7// Add input file path
 8options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
 9// Set output file path
10options.AddOutput(new FileData("path_to_result_csv_file.tsv"));
11// Perform the process
12PdfExtractor.Extract(options);

1// Create FlattenFieldsOptions object to set instructions
2var options = new FlattenFieldsOptions();
3// Add input file path
4options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
5/* Set output file path */
6options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
7 // Perform the process
8PdfForm.Flatten(options);

1// Get Fields Names
2var fieldNames = PdfForm.GetNames(new GetFieldNamesOptions("path_to_your_pdf_file.pdf"));

 1// Get Fields Names
 2var fieldNames = PdfForm.GetNames(new GetFieldNamesOptions("path_to_your_pdf_file.pdf"));
 3// Create FlattenFieldsOptions object to set instructions
 4var options = new FlattenFieldsOptions();
 5options.AddInput(new FileData("path_to_your_pdf_file.pdf"));
 6options.AddOutput(new FileData("path_to_result_pdf_file.pdf"));
 7// Skip 1 field.
 8options.SkipFields.Add(fieldNames[0]);
 9// Perform the process
10PdfForm.Flatten(options);