static void Main(string[] args)
{
// Create Bytescout.PDFExtractor.CSVExtractor instance
CSVExtractor extractor = new CSVExtractor();
extractor.RegistrationName = "demo";
extractor.RegistrationKey = "demo";
// Load sample PDF document
extractor.LoadDocumentFromFile("sample3.pdf");
//extractor.CSVSeparatorSymbol = ","; // you can change CSV separator symbol (if needed) from "," symbol to another if needed for non-US locales
extractor.SaveCSVToFile("output.csv");
extractor.Dispose();
Console.WriteLine();
Console.WriteLine("Data has been extracted to 'output.csv' file.");
Console.WriteLine();
Console.WriteLine("Press any key to continue and open CSV in default CSV viewer (or Excel)...");
Console.ReadKey();
Process.Start("output.csv");
}
static void Main(string[] args)
{
// Create Bytescout.PDFExtractor.CSVExtractor instance
CSVExtractor extractor = new CSVExtractor();
extractor.RegistrationName = "demo";
extractor.RegistrationKey = "demo";
// Load sample PDF document
extractor.LoadDocumentFromFile("sample3.pdf");
// you can change CSV separator symbol (if needed) from "," symbol to another if needed for non-US locales
//extractor.CSVSeparatorSymbol = ",";
// Save extracted CSV data
extractor.SaveCSVToFile("output.csv");
// Cleanup
extractor.Dispose();
Console.WriteLine();
Console.WriteLine("Data has been extracted to 'output.csv' file.");
Console.WriteLine();
Console.WriteLine("Press any key to continue and open CSV in default CSV viewer (or Excel)...");
Console.ReadKey();
// Open result document in default associated application (for demo purpose)
ProcessStartInfo processStartInfo = new ProcessStartInfo("output.csv");
processStartInfo.UseShellExecute = true;
Process.Start(processStartInfo);
}
static void Main(string[] args)
{
// Create Bytescout.PDFExtractor.CSVExtractor instance
CSVExtractor extractor = new CSVExtractor();
extractor.RegistrationName = "demo";
extractor.RegistrationKey = "demo";
// Load sample PDF document
extractor.LoadDocumentFromFile("borderless_table.pdf");
// Set extraction columns explicitly.
// Coordinates in CustomExtractionColumns must match the left edges of the columns.
// To get coordinates in PDF points you can use PDF Multitool application
// installed with the SDK. It shows mouse cursor coodinates in PDF points in the toolbar.
extractor.CustomExtractionColumns = new double[] { 0, 124.5, 185, 241 };
// Save extracted CSV data
extractor.SaveCSVToFile("output.csv");
// Cleanup
extractor.Dispose();
Console.WriteLine();
Console.WriteLine("Data has been extracted to 'output.csv' file.");
Console.WriteLine();
Console.WriteLine("Press any key to continue and open CSV in default CSV viewer (or Excel)...");
Console.ReadKey();
// Open result document in default associated application (for demo purpose)
ProcessStartInfo processStartInfo = new ProcessStartInfo("output.csv");
processStartInfo.UseShellExecute = true;
Process.Start(processStartInfo);
}
static void Main(string[] args)
{
// Create Bytescout.PDFExtractor.CSVExtractor instance
CSVExtractor extractor = new CSVExtractor();
extractor.RegistrationName = "demo";
extractor.RegistrationKey = "demo";
// Load sample PDF document
extractor.LoadDocumentFromFile("sample3.pdf");
//extractor.CSVSeparatorSymbol = ","; // you can change CSV separator symbol (if needed) from "," symbol to another if needed for non-US locales
// Get page count
int pageCount = extractor.GetPageCount();
for (int i = 0; i < pageCount; i++)
{
string fileName = "page" + i + ".csv";
// Save extracted page text to file
extractor.SavePageCSVToFile(i, fileName);
}
// Cleanup
extractor.Dispose();
Console.WriteLine();
Console.WriteLine("Data has been extracted to separate files for pages.");
Console.WriteLine();
Console.WriteLine("Press any key to continue...");
Console.ReadKey();
}
static void Main(string[] args)
{
// Create Bytescout.PDFExtractor.CSVExtractor instance
CSVExtractor extractor = new CSVExtractor();
extractor.RegistrationName = "demo";
extractor.RegistrationKey = "demo";
// Load sample PDF document
extractor.LoadDocumentFromFile(@".\SampleGroupDisabilityForm.pdf");
// Set extraction area
extractor.SetExtractionArea(new System.Drawing.RectangleF(27F, 324.8F, 554.3F, 358.5F));
// Check whether rows can be grouped
extractor.LineGroupingMode = LineGroupingMode.GroupByRows;
// Extract results
var outputFile = "result.csv";
extractor.SaveCSVToFile(outputFile);
// Cleanup
extractor.Dispose();
// Open with default associated program
ProcessStartInfo processStartInfo = new ProcessStartInfo(outputFile);
processStartInfo.UseShellExecute = true;
Process.Start(processStartInfo);
}
static void Main(string[] args)
{
// Create Bytescout.PDFExtractor.CSVExtractor instance
CSVExtractor csvExtractor = new CSVExtractor();
csvExtractor.RegistrationName = "demo";
csvExtractor.RegistrationKey = "demo";
// Create Bytescout.PDFExtractor.TableDetector instance
TableDetector tableDetector = new TableDetector();
tableDetector.RegistrationKey = "demo";
tableDetector.RegistrationName = "demo";
// Set table detection mode to "bordered tables" - best for tables with closed solid borders.
tableDetector.ColumnDetectionMode = ColumnDetectionMode.BorderedTables;
// We should define what kind of tables we should detect.
// So we set min required number of columns to 3 ...
tableDetector.DetectionMinNumberOfColumns = 3;
// ... and we set min required number of rows to 3
tableDetector.DetectionMinNumberOfRows = 3;
// Load sample PDF document
csvExtractor.LoadDocumentFromFile(@".\sample3.pdf");
tableDetector.LoadDocumentFromFile(@".\sample3.pdf");
// Get page count
int pageCount = tableDetector.GetPageCount();
for (int i = 0; i < pageCount; i++)
{
int t = 1;
// Find first table and continue if found
if (tableDetector.FindTable(i))
{
do
{
// Set extraction area for CSV extractor to rectangle received from the table detector
csvExtractor.SetExtractionArea(tableDetector.FoundTableLocation);
// Export the table to CSV file
csvExtractor.SavePageCSVToFile(i, "page-" + i + "-table-" + t + ".csv");
t++;
}while (tableDetector.FindNextTable()); // search next table
}
}
// Cleanup
csvExtractor.Dispose();
tableDetector.Dispose();
// Open first output file in default associated application (for demo purposes)
ProcessStartInfo processStartInfo = new ProcessStartInfo("page-0-table-1.csv");
processStartInfo.UseShellExecute = true;
Process.Start(processStartInfo);
}
static void Main(string[] args)
{
/*
* Please note: Streams can be read/write to azure blobs, so in this example,
* we're demonstrating how to read pdf from stream, convert to csv,
* and write to csv stream
*/
// Create Bytescout.PDFExtractor.CSVExtractor instance
CSVExtractor extractor = new CSVExtractor();
extractor.RegistrationName = "demo";
extractor.RegistrationKey = "demo";
// Get input stream
var inputStream = GetMemoryStream("sample3.pdf");
// Load sample PDF document from stream
extractor.LoadDocumentFromStream(inputStream);
// you can change CSV separator symbol (if needed) from "," symbol to another if needed for non-US locales
//extractor.CSVSeparatorSymbol = ",";
// Save extracted CSV data to output stream
var outputStream = new MemoryStream();
extractor.SaveCSVToStream(outputStream);
// Save output stream to file, so we can take a look
WriteStreamToFile(outputStream, "output.csv");
// Cleanup
extractor.Dispose();
Console.WriteLine();
Console.WriteLine("Data has been extracted to 'output.csv' file.");
Console.WriteLine();
Console.WriteLine("Press any key to continue and open CSV in default CSV viewer (or Excel)...");
Console.ReadKey();
// Open result document in default associated application (for demo purpose)
ProcessStartInfo processStartInfo = new ProcessStartInfo("output.csv");
processStartInfo.UseShellExecute = true;
Process.Start(processStartInfo);
}
static void Main(string[] args)
{
// Create Bytescout.PDFExtractor.CSVExtractor instance
CSVExtractor extractor = new CSVExtractor();
extractor.RegistrationName = "demo";
extractor.RegistrationKey = "demo";
// Load sample PDF document
extractor.LoadDocumentFromFile("sample_ocr.pdf");
// Enable Optical Character Recognition (OCR)
// in .Auto mode (SDK automatically checks if needs to use OCR or not)
extractor.OCRMode = OCRMode.Auto;
// Set the location of OCR language data files
extractor.OCRLanguageDataFolder = @"c:\Program Files\Bytescout PDF Extractor SDK\ocrdata_best\";
// Set OCR language
extractor.OCRLanguage = "eng"; // "eng" for english, "deu" for German, "fra" for French, "spa" for Spanish etc - according to files in "ocrdata" folder
// Find more language files at https://github.com/bytescout/ocrdata
// Set PDF document rendering resolution
extractor.OCRResolution = 300;
// You can also apply various preprocessing filters
// to improve the recognition on low-quality scans.
// Automatically deskew skewed scans
//extractor.OCRImagePreprocessingFilters.AddDeskew();
// Remove vertical or horizontal lines (sometimes helps to avoid OCR engine's page segmentation errors)
//extractor.OCRImagePreprocessingFilters.AddVerticalLinesRemover();
//extractor.OCRImagePreprocessingFilters.AddHorizontalLinesRemover();
// Repair broken letters
//extractor.OCRImagePreprocessingFilters.AddDilate();
// Remove noise
//extractor.OCRImagePreprocessingFilters.AddMedian();
// Apply Gamma Correction
//extractor.OCRImagePreprocessingFilters.AddGammaCorrection();
// Add Contrast
//extractor.OCRImagePreprocessingFilters.AddContrast(20);
// (!) You can use new OCRAnalyser class to find an optimal set of image preprocessing
// filters for your specific document.
// See "OCR Analyser" example.
// Save extracted text to file
extractor.SaveCSVToFile("output.csv");
// Cleanup
extractor.Dispose();
// Open result document in default associated application (for demo purpose)
ProcessStartInfo processStartInfo = new ProcessStartInfo("output.csv");
processStartInfo.UseShellExecute = true;
Process.Start(processStartInfo);
}
static void Main(string[] args)
{
// Create Bytescout.PDFExtractor.CSVExtractor instance
CSVExtractor csvExtractor = new CSVExtractor();
csvExtractor.RegistrationName = "demo";
csvExtractor.RegistrationKey = "demo";
// Create Bytescout.PDFExtractor.TableDetector2 instance
TableDetector2 tableDetector = new TableDetector2();
tableDetector.RegistrationKey = "demo";
tableDetector.RegistrationName = "demo";
// Load sample PDF document
csvExtractor.LoadDocumentFromFile(@".\sample_borderless.pdf");
tableDetector.LoadDocumentFromFile(@".\sample_borderless.pdf");
// Get page count
int pageCount = tableDetector.GetPageCount();
var extractedCsvFiles = new List <string>();
for (int pageIndex = 0; pageIndex < pageCount; pageIndex++)
{
var foundTables = tableDetector.FindTables(pageIndex).ToArray();
// Find first table and continue if found
if (foundTables.Length > 0)
{
for (int indexTable = 0; indexTable < foundTables.Length; indexTable++)
{
// Set extraction area for CSV extractor to rectangle received from the table detector
csvExtractor.SetExtractionArea(foundTables[indexTable].Bounds);
// Result CSV file name
var outputCsvName = $"page-{pageIndex + 1}-table-{indexTable + 1}.csv";
// Export the table to CSV file
csvExtractor.SavePageCSVToFile(pageIndex, outputCsvName);
extractedCsvFiles.Add(outputCsvName);
}
}
}
// Cleanup
csvExtractor.Dispose();
tableDetector.Dispose();
// Show Summary
Console.Clear();
if (extractedCsvFiles.Count > 0)
{
Console.WriteLine($"Total {extractedCsvFiles.Count} tables found!");
Console.WriteLine("--------------------------");
Console.WriteLine(string.Join("\n", extractedCsvFiles));
}
else
{
Console.WriteLine("No Table Found!");
}
Console.ReadLine();
}