public int ImagePageNumber { get; } @property (nonatomic, assign, readonly) NSInteger imagePageNumber; public int getImagePageNumber() public:property int ImagePageNumber {int get();}
ImagePageNumber # get (OcrAutoRecognizeJobOperationEventArgs)
The 1-based page number in the input (image) file name for the current operation. Or 0 if no page is being used.
This member is not valid and will be 0 when the current operation is CreateDocument, PrepareDocument, SaveDocument or ConvertDocument.
using Leadtools;using Leadtools.Codecs;using Leadtools.Ocr;using Leadtools.Document.Writer;using Leadtools.Forms.Common;using Leadtools.WinForms;public void JobOperationExample(){string imageFileName = Path.Combine(LEAD_VARS.ImagesDir, "Ocr1.tif");string documentFileName = Path.Combine(LEAD_VARS.ImagesDir, "JobOperation.pdf");using (IOcrEngine ocrEngine = OcrEngineManager.CreateEngine(OcrEngineType.LEAD)){ocrEngine.Startup(null, null, null, LEAD_VARS.OcrLEADRuntimeDir);IOcrAutoRecognizeManager autoRecognizeManager = ocrEngine.AutoRecognizeManager;autoRecognizeManager.JobOperation += new EventHandler<OcrAutoRecognizeJobOperationEventArgs>(autoRecognizeManager_JobOperation);IOcrAutoRecognizeJob job = autoRecognizeManager.CreateJob(new OcrAutoRecognizeJobData(imageFileName, DocumentFormat.Pdf, documentFileName));autoRecognizeManager.RunJob(job);autoRecognizeManager.JobOperation -= new EventHandler<OcrAutoRecognizeJobOperationEventArgs>(autoRecognizeManager_JobOperation);}}private static void autoRecognizeManager_JobOperation(object sender, OcrAutoRecognizeJobOperationEventArgs e){// We did not pass a zone to the job, so the engine will attempt to do AutoZone unless we// add any zone to the input document.// We can also check for e.PostOperation equals to true and manipulate the zones// found the engine at this point// Add a graphics zone.// If you comment out this code, the result PDF will contain text, but since we will be adding a zone here,// the engine will not auto-zone the document for us. Also, since the zone we are adding is// graphics that takes up the whole page, the result PDF will contain a raster image and no text.if (!e.PostOperation && e.ImagePageNumber == 1){OcrZone ocrZone = new OcrZone();ocrZone.ZoneType = OcrZoneType.Graphic;ocrZone.Bounds = new LeadRect(0, 0, e.Page.Width, e.Page.Height);e.Page.Zones.Add(ocrZone);}}static class LEAD_VARS{public const string ImagesDir = @"C:\LEADTOOLS22\Resources\Images";public const string OcrLEADRuntimeDir = @"C:\LEADTOOLS22\Bin\Common\OcrLEADRuntime";}
OcrAutoRecognizeJobOperationEventArgs Class
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