วิธีการค้นหาคําหลักหรือรูปแบบหลายในภาพ

using Aspose.OCR;

List<string> keywords = new List<string> { "Confidential", "PII", "Invoice", "2025" };
List<string> regexPatterns = new List<string> { @"\d{3}-\d{2}-\d{4}", @"[A-Z]{2}[0-9]{6}" }; // SSN, Passport

string[] files = Directory.GetFiles("./input", "*.png");
RecognitionSettings settings = new RecognitionSettings();
settings.Language = Language.English;
AsposeOcr ocr = new AsposeOcr();
foreach (string file in files)
{
    foreach (string keyword in keywords)
    {
        bool found = ocr.ImageHasText(file, keyword, settings);
        if (found) Console.WriteLine($"Keyword '{keyword}' found in {file}");
    }
    foreach (string pattern in regexPatterns)
    {
        bool found = ocr.ImageHasText(file, pattern, settings);
        if (found) Console.WriteLine($"Pattern '{pattern}' found in {file}");
    }
}

// Example: Append to log file
File.AppendAllText("search_log.csv", $"{file},{keyword or pattern},found\n");

try
{
    // Searching logic
}
catch (Exception ex)
{
    File.AppendAllText("search_errors.log", ex.Message + Environment.NewLine);
}

using Aspose.OCR;
using System;
using System.Collections.Generic;
using System.IO;

class Program
{
    static void Main(string[] args)
    {
        List<string> keywords = new List<string> { "Confidential", "PII", "Invoice", "2025" };
        List<string> regexPatterns = new List<string> { @"\d{3}-\d{2}-\d{4}", @"[A-Z]{2}[0-9]{6}" };
        try
        {
            string[] files = Directory.GetFiles("./input", "*.png");
            RecognitionSettings settings = new RecognitionSettings();
            settings.Language = Language.English;
            AsposeOcr ocr = new AsposeOcr();
            foreach (string file in files)
            {
                foreach (string keyword in keywords)
                {
                    bool found = ocr.ImageHasText(file, keyword, settings);
                    if (found)
                        File.AppendAllText("search_log.csv", $"{file},{keyword},found\n");
                }
                foreach (string pattern in regexPatterns)
                {
                    bool found = ocr.ImageHasText(file, pattern, settings);
                    if (found)
                        File.AppendAllText("search_log.csv", $"{file},{pattern},found\n");
                }
            }
        }
        catch (Exception ex)
        {
            File.AppendAllText("search_errors.log", ex.Message + Environment.NewLine);
        }
    }
}