Atalasoft DotImage 2026.2

Atalasoft DotImage Class Library

Atalasoft.Ocr

BasicFontBuilder Class

BasicFontMapper Class

BasicOcrFactory Class

BasicOcrGlyphAccessor Class

BasicOcrLineAccessor Class

BasicOcrWordAccessor Class

CustomCultureInfo Class

GenericOcrResourceLoader Class

GlyphReaderLoader Class

IFontBuilder Interface

IFontMapper Interface

IForeignTranslator Interface

INativeTranslator Interface

IOcrFactory Interface

IOcrGlyphAccessor Interface

IOcrLineAccessor Interface

IOcrWordAccessor Interface

IPerPageTranslator Interface

IrisLoader Class

ITranslator Interface

OcrBarcodeRegion Class

OcrBarcodeSymbologies Enumeration

OcrContainerRegion Class

OcrDocument Class

OcrDocumentInfoKey Enumeration

OcrDocumentMetadataKey Enumeration

OcrDocumentProgressEventArgs Class

OcrDocumentProgressEventHandler Delegate

OcrDocumentStage Enumeration

OcrEngine Class

OcrEngineCollection Class

OcrException Class

OcrFormElementGroupRegion Class

OcrFormElementRegion Class

OcrGlyph Class

OcrGlyphCollection Class

OcrGlyphMetrics Class

OcrImagePreprocessingEventArgs Class

OcrImagePreprocessingEventHandler Delegate

OcrImageRegion Class

OcrLine Class

OcrLineCollection Class

OcrNativePreprocessingOptions Class

OcrPage Class

OcrPageCollection Class

OcrPageConstructionEventArgs Class

OcrPageConstructionEventHandler Delegate

OcrPageElementAction Enumeration

OcrPageElementChangedEventHandler Delegate

OcrPageElementEventArgs Class

OcrPageLocationEventArgs Class

OcrPageLocationEventHandler Delegate

OcrPageMetadataKey Enumeration

OcrPageProgressEventArgs Class

OcrPageProgressEventHandler Delegate

OcrPageStage Enumeration

OcrPreprocessingOptions Class

OcrRegion Class

OcrRegionCollection Class

OcrRegionCollection(T) Class

OcrResourceLoader Class

OcrSymbolSet Enumeration

OcrTableRegion Class

OcrTableRegion.OcrTableSeparator Class

OcrTextKind Enumeration

OcrTextRegion Class

OcrTextRotation Enumeration

OcrWord Class

OcrWordCollection Class

OmniPageEngineBase Class

PdfColorSpace Enumeration

PdfCompressionSelector Delegate

PdfImageCompressionType Enumeration

PdfImageTicket Class

PdfPageConstructionEventArgs Class

PdfPageConstructionEventHandler Delegate

PdfPageInfo Class

PdfTranslationSession Class

PdfTranslator Class

PdfTranslatorOutputType Enumeration

TextTranslator Class

TextWhitespaceMode Enumeration

TranslatorCollection Class

OcrImagePreprocessingEventHandler Delegate

The OcrImagePreprocessingEventHandler delegate defines the event fired during OCR pre-processing.

Namespace: Atalasoft.Ocr
Assembly: Atalasoft.dotImage.Ocr (in Atalasoft.dotImage.Ocr.dll) Version: 2026.2.0.0.42 (.NET 4.6.2, x86)

Syntax

Copy

public delegate void OcrImagePreprocessingEventHandler(
	Object sender,
	OcrImagePreprocessingEventArgs e
)

Public Delegate Sub OcrImagePreprocessingEventHandler ( 
	sender As Object,
	e As OcrImagePreprocessingEventArgs
)

Parameters

sender: Type: SystemObject
e: Type: Atalasoft.OcrOcrImagePreprocessingEventArgs

Reference

Atalasoft.Ocr Namespace