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Template.scan.cs
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Template.scan.cs
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//********************************************************************************************
//Author: Sergiy Stoyan
// http://www.cliversoft.com
//********************************************************************************************
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Linq;
namespace Cliver.PdfDocumentParser
{
/// <summary>
/// parsing rules corresponding to certain pdf document layout
/// </summary>
public partial class Template
{
public Tesseract.PageSegMode TesseractPageSegMode = Tesseract.PageSegMode.SingleBlock;
public CharFilter CharFilter;
public Field.OcrModes OcrMode = Field.OcrModes.SingleFieldFromFieldImage;
internal bool AdjustLineBorders
{
get { return OcrMode.HasFlag(Field.OcrModes.AdjustLineBorders); }
set
{
if (value) OcrMode |= Field.OcrModes.AdjustLineBorders;
else OcrMode &= ~Field.OcrModes.AdjustLineBorders;
}
}
internal bool SingleFieldFromFieldImage
{
get { return OcrMode.HasFlag(Field.OcrModes.SingleFieldFromFieldImage); }
set
{
if (value) OcrMode |= Field.OcrModes.SingleFieldFromFieldImage;
else OcrMode &= ~Field.OcrModes.SingleFieldFromFieldImage;
}
}
internal bool ColumnCellFromCellImage
{
get { return OcrMode.HasFlag(Field.OcrModes.ColumnCellFromCellImage); }
set
{
if (value) OcrMode |= Field.OcrModes.ColumnCellFromCellImage;
else OcrMode &= ~Field.OcrModes.ColumnCellFromCellImage;
}
}
public int LinePaddingY = 1;
public PageRotations PageRotation = PageRotations.NONE;
public enum PageRotations
{
NONE,
Clockwise90,
Clockwise180,
Clockwise270,
AutoDetection
}
public Deskewer.Config Deskew = null;
public int CvImageScalePyramidStep = 2;
public int ScalingAnchorId = -1;
public Anchor.CvImage GetScalingAnchor()
{
return (Anchor.CvImage)Anchors?.FirstOrDefault(a => a.Id == ScalingAnchorId);
}
//public List<CvImage> SubtractingImages;
//public class CvImage
//{
// public PdfDocumentParser.CvImage Image;
// public float Threshold = 0.70f;
// public float ScaleDeviation = 0.05f;
//}
public string BitmapPreprocessorClassDefinition = null;
//public bool PreprocessBitmap { get { return !string.IsNullOrWhiteSpace(Compiler.GetOnlyCode(BitmapPreprocessorClassDefinition)); } }
internal BitmapPreprocessor BitmapPreprocessor
{
get
{
if (bitmapPreprocessor == null)
{
if (string.IsNullOrWhiteSpace(Compiler.RemoveComments(BitmapPreprocessorClassDefinition)))
bitmapPreprocessor = new EmptyBitmapPreprocessor();
else
bitmapPreprocessor = BitmapPreprocessor.CreateBitmapPreprocessor(this);
}
return bitmapPreprocessor;
}
}
BitmapPreprocessor bitmapPreprocessor;
internal class EmptyBitmapPreprocessor : BitmapPreprocessor
{
public override Bitmap GetProcessed(Bitmap bitmap)
{
return bitmap;
}
}
}
}