v25.12

新插件 PDF Form

Class PdfForm：包含插件的所有功能：FormFlattener、FormExporter。还支持删除和获取字段。
Class FormFlattener：很快将被删除，请使用 PdfForm。
Class FormFlattenerOptions：已重命名为 Class FlattenFieldsOptions。
Class GetFieldNamesOptions：允许设置获取字段名称的选项。
Class RemoveFieldsOptions：允许设置删除字段的选项。
See The New Plugin Architecture。

示例用法：

The example demonstrates how to Flatten fields in PDF file.

// Create FlattenFieldsOptions object to set instructions
var options = new FlattenFieldsOptions();
// Add input file path
options.AddInput(new FileDataSource("path_to_your_pdf_file.pdf"));
// Set output file path
options.AddOutput(new FileDataSource("path_to_result_pdf_file.pdf"));
// Perform the process
PdfForm.Flatten(options);

示例用法：

The example demonstrates how to Get field Names from PDF file.

var fieldNames = PdfForm.GetNames(new GetFieldNamesOptions("path_to_your_pdf_file.pdf"));

示例用法：

The example demonstrates how to Export Form values to CSV file.

// Create ExtractFormDataToDsvOptions object to set instructions
var options = new ExtractFormDataToDsvOptions(',', true);
// Add input file path
options.AddInput(new FileDataSource("path_to_your_pdf_file.pdf"));
// Set output file path
options.AddOutput(new FileDataSource("path_to_result_csv_file.csv"));
// Perform the process
PdfForm.Extract(options);

示例用法：

The example demonstrates how to Remove fields from PDF file.

// Create RemoveFieldsOptions object to set instructions
var options = new RemoveFieldsOptions();
// Add input file path
options.AddInput(new FileDataSource("path_to_your_pdf_file.pdf"));
// Set output file path
options.AddOutput(new FileDataSource("path_to_result_pdf_file.pdf"));
// Perform the process
PdfForm.Remove(options);

PDF 提取器的更改

Method ExtractText：已重命名为 Method Extract。
Method ExtractImages：已重命名为 Method Extract。
Method ExtractFormData：已重命名为 Method Extract。

示例用法：

The example demonstrates how to extract text content of PDF document.

// Create ExtractTextOptions object to set instructions
var options = new ExtractTextOptions();
// Add input file path
options.AddInput(new FileDataSource("path_to_your_pdf_file.pdf"));
// Perform the process
var results = PdfExtractor.Extract(options);
// Get the extracted text from the ResultContainer object
var textExtracted = results.ResultCollection[0].ToString();

示例用法：

The example demonstrates how to extract images from PDF document.

// Create ExtractImagesOptions to set instructions
var options = new ExtractImagesOptions();
// Add input file path
options.AddInput(new FileDataSource("path_to_your_pdf_file.pdf"));
// Set output Directory path
options.AddOutput(new DirectoryDataSource("path_to_results_directory"));
// Perform the process
var results = PdfExtractor.Extract(options);
// Get path to image result
var imageExtracted = results.ResultCollection[0].ToFile();

示例用法：

The example demonstrates how to Export Form values to CSV file.

// Create ExtractFormDataToDsvOptions object to set instructions
var options = new ExtractFormDataToDsvOptions(',', true);
// Add input file path
options.AddInput(new FileDataSource("path_to_your_pdf_file.pdf"));
// Set output file path
options.AddOutput(new FileDataSource("path_to_result_csv_file.csv"));
// Perform the process
PdfExtractor.Extract(options);

改进

Class PdfConverterOptions，PdfToXlsOptions - 使用 Class PluginBaseOptions
PDF/A-1b 转换
PDF/A-2b 转换

已修复的错误

修复了 HTML 转 PDF 转换的格式问题
PDF 转 HTML 转换时丢失了一些链接