62 lines
1.9 KiB
C#
62 lines
1.9 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.IO;
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using Tesseract;
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namespace OCR_tester
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{
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public class MainZone : Zone
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{
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List<Rectangle> detectedText;
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public MainZone(Image fullImage, Rectangle bounds) : base(fullImage, bounds)
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{
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AutoCalibrate();
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}
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public void AutoCalibrate()
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{
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detectedText = new List<Rectangle>();
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TesseractEngine engine = new TesseractEngine(Window.tessDataFolder.FullName, "eng", EngineMode.Default);
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var tessImage = Pix.LoadFromMemory(Window.ImageToByte(ZoneImage));
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Page page = engine.Process(tessImage);
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using (var iter = page.GetIterator())
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{
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iter.Begin();
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do
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{
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Rect boundingBox;
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if (iter.TryGetBoundingBox(PageIteratorLevel.Word, out boundingBox))
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{
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detectedText.Add(new Rectangle(boundingBox.X1, boundingBox.Y1, boundingBox.Width, boundingBox.Height));
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}
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//var text = iter.GetText(PageIteratorLevel.Word);
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} while (iter.Next(PageIteratorLevel.Word));
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}
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//Now that we have all the detected text we can try to split the zone
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foreach (Rectangle rect in detectedText)
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{
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//To do
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}
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}
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public Bitmap Draw()
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{
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Bitmap image = ZoneImage;
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Graphics g = Graphics.FromImage(image);
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foreach (Rectangle rect in detectedText)
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{
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g.DrawRectangle(Pens.Red,rect);
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}
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image.Save(@"C:\Users\Moi\Desktop\imgDump\test.png");
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return image;
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}
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}
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}
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