GetDeskewAngle Method (original) (raw)
Summary
Gets the angle of the skew of this IOcrPage.
Syntax
C#
Objective-C
C++/CLI
Java
Python
public int GetDeskewAngle() - (NSInteger)deskewAngle:(NSError **)error NS_SWIFT_NOTHROW; public int getDeskewAngle() def GetDeskewAngle(self): Return Value
The angle of the skew of this image expressed in tenth of degrees.
Example
using Leadtools;
using Leadtools.Codecs;
using Leadtools.Ocr;
using Leadtools.Forms.Common;
using Leadtools.Document.Writer;
using Leadtools.WinForms;
using Leadtools.Drawing;
using Leadtools.ImageProcessing;
using Leadtools.ImageProcessing.Color;
public void AutoPreprocessExample()
{
string tifFileName = Path.Combine(LEAD_VARS.ImagesDir, "Clean.tif");
string pdfFileName = Path.Combine(LEAD_VARS.ImagesDir, "Clean.pdf");
// Create an instance of the engine
using (IOcrEngine ocrEngine = OcrEngineManager.CreateEngine(OcrEngineType.LEAD))
{
// Start the engine using default parameters
ocrEngine.Startup(null, null, null, LEAD_VARS.OcrLEADRuntimeDir);
// Create an OCR document
using (IOcrDocument ocrDocument = ocrEngine.DocumentManager.CreateDocument())
{
// Add this image to the document
IOcrPage ocrPage = ocrDocument.Pages.AddPage(tifFileName, null);
// Auto-preprocess it
ocrPage.AutoPreprocess(OcrAutoPreprocessPageCommand.Deskew, null);
ocrPage.AutoPreprocess(OcrAutoPreprocessPageCommand.Invert, null);
ocrPage.AutoPreprocess(OcrAutoPreprocessPageCommand.Rotate, null);
// Recognize it and save it as PDF
ocrPage.Recognize(null);
ocrDocument.Save(pdfFileName, DocumentFormat.Pdf, null);
}
// Shutdown the engine
// Note: calling Dispose will also automatically shutdown the engine if it has been started
ocrEngine.Shutdown();
}
}
static class LEAD_VARS
{
public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";
public const string OcrLEADRuntimeDir = @"C:\LEADTOOLS22\Bin\Common\OcrLEADRuntime";
}