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Advanced Conversion Options - C#

PDF To CSV sample in C# demonstrating ‘Advanced Conversion Options’

using System;
using System.Collections.Generic;
using System.IO;
using System.Net;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;

namespace ByteScoutWebApiExample
	class Program
		// The authentication key (API Key).
		// Get your own by registering at
		const String API_KEY = "**************************************";

        // Direct URL of source PDF file.
        // You can also upload your own file into and use it as url. Check "Upload File" samples for code snippets:
        const string SourceFileUrl = "";
		// Comma-separated list of page indices (or ranges) to process. Leave empty for all pages. Example: '0,2-5,7-'.
		const string Pages = "";
		// PDF document password. Leave empty for unprotected documents.
		const string Password = "";
		// Destination CSV file name
		const string DestinationFile = @".\result.csv";

		Some of advanced options available through profiles:
		(JSON can be single/double-quoted and contain comments.)
			"profiles": [
					"profile1": {
						"CSVSeparatorSymbol": ",", // Separator symbol.
						"CSVQuotaionSymbol": "\"", // Quotation symbol.
						"ExtractInvisibleText": true, // Invisible text extraction. Values: true / false
						"ExtractShadowLikeText": true, // Shadow-like text extraction. Values: true / false
						"LineGroupingMode": "None", // Values: "None", "GroupByRows", "GroupByColumns", "JoinOrphanedRows"
						"ColumnDetectionMode": "ContentGroupsAndBorders", // Values: "ContentGroupsAndBorders", "ContentGroups", "Borders", "BorderedTables"
						"Unwrap": false, // Unwrap grouped text in table cells. Values: true / false
						"ShrinkMultipleSpaces": false, // Shrink multiple spaces in table cells that affect column detection. Values: true / false
						"DetectNewColumnBySpacesRatio": 1, // Spacing ratio that affects column detection.
						"CustomExtractionColumns": [ 0, 50, 150, 200, 250, 300 ], // Explicitly specify columns coordinates for table extraction.
						"CheckPermissions": true, // Ignore document permissions. Values: true / false
        // Sample profile that sets advanced conversion options
        // Advanced options are properties of CSVExtractor class from ByteScout PDF Extractor SDK used in the back-end:

        static string Profiles = File.ReadAllText("profile.json");

		static void Main(string[] args)
			// Create standard .NET web client instance
			WebClient webClient = new WebClient();

			// Set API Key
			webClient.Headers.Add("x-api-key", API_KEY);

			// Prepare URL for `PDF To CSV` API call
			string url = "";

			// Prepare requests params as JSON
			Dictionary<string, object> parameters = new Dictionary<string, object>();
			parameters.Add("name", Path.GetFileName(DestinationFile));
			parameters.Add("password", Password);
			parameters.Add("pages", Pages);
			parameters.Add("url", SourceFileUrl);
			parameters.Add("profiles", Profiles);

			// Convert dictionary of params to JSON
			string jsonPayload = JsonConvert.SerializeObject(parameters);

				// Execute POST request with JSON payload
				string response = webClient.UploadString(url, jsonPayload);

				// Parse JSON response
				JObject json = JObject.Parse(response);

                if (json["status"].ToString() != "error")
					// Get URL of generated CSV file
					string resultFileUrl = json["url"].ToString();

					// Download CSV file
					webClient.DownloadFile(resultFileUrl, DestinationFile);

					Console.WriteLine("Generated CSV file saved as \"{0}\" file.", DestinationFile);
			catch (WebException e)


			Console.WriteLine("Press any key...");

  "profiles": [
      "profile1": {
        "OCRMode": "TextFromImagesAndVectorsAndFonts",
        "CSVSeparatorSymbol": "|"
} Web API: the Web API with a set of tools for documents manipulation, data conversion, data extraction, splitting and merging of documents. Includes image recognition, built-in OCR, barcode generation and barcode decoders to decode bar codes from scans, pictures and pdf.

Get your API key here!

Download Source Code (.zip)

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