Version 3.5 (3 December 2011 released)
added digital signed for ocx and exectuable of installer files.
added vb.net 2010 and c# 2010 samples , fixed samples cannot run on 64 bit OS issue.
Version 3.4 (8 Aug 2011 released)
added allow select Asynchronous Mode or Blocking Mode when call OCR2SearchableMultipagePDF and OCRStartScan method.
added if selected Asynchronous Mode and call OCR2SearchableMultipagePDF method, it will fire OCRPDFA event.
added OCRScanTextAsync and OCR2SearchablePDFStop.
added OCRPDFA event.
Version 3.2 (17 March 2011 released)
improved OCR engine. Now OCR processing will more accurate when you call OCRStartScan or OCR2SearchableMultipagePDF methods.
fixed repeat OCR same document, each time OCR text result will different issue.
updated Barcode reader, Now barcode reader will more accurate.
Version 3.0 (17 July 2010 released)
fixed cannot control duplex setting issue when DuplexEnabled property is true.
added Blank Page detection, Get the Confidence value of specific page.
added allow use JPEG compression, adjust quality when save to PDF/A file with Save, SaveBySize, SaveAllPage2PDF, OCR2SearchableMultipagePDF methods . It can output small file size of PDF/A file.
added allow Enable/Disable the scanner automatically feed the next page from the document feeder.
added AutoFeedEnabled property.
added BlankPageGetConfidence and BlankPageIsBlank methods.
added PDFUseJPEGCompression, PDFJPEGQuality properties.
updated samples.
Version 2.6 (23 Jan 2010 released)
added support delete all scanned pages.
updated SelectImageSource method, it will return false if select Cancel button in select source dialog.
fixed have not clear PDF Annotation issue. now add PDF Annotation and save to PDF file, then it will clear PDF Annotation.
updated OCR engine, the recognizing time will faster than 3 times when use OCRStartScan,OCR2SearchableMultipagePDF methods.
updated BarCode Reader engine, improved the recognizing quality.
added DeleteAllPages method.
Version 2.5 (13 October 2009 released)
added support PDF Annotation before save to PDF/A file, add fonts, images, draw text, rotated text , line, rectangle to PDF file.
added allow add BarCodeReader Plugin.
added PDFAddFont, PDFAddImageFromFile, PDFDrawFillRectangle, PDFDrawImage, PDFDrawText, PDFDrawTextAlign, PDFEmbedFont, PDFInitAnnotation, PDFSetTextColor methods.
added BarCodeGetScore, BarCodeGetType, BarCodeGetValue, BarCodeReadByZone,BarCodeReadFullPage methods.
Version 2.0 (5 March 2009 released)
added support save as JP2, JPC, PCX, TGA, PGX, RAS, PNM image format.
added support use JPEG compression with TIFF file.
added allow change bpp to 1bpp, 4bpp, 8bpp, 8bpp grayscale, 16bpp RGB555, 16bpp RGB565, 24bpp, 32bpp, 32bpp ARGB. It allow output small file size of TIFF and PDF file.
added CovertTo1bpp, CovertTo4bpp, CovertTo8bpp, CovertTo8bppGrayScale, CovertTo16bppRGB555, CovertTo16bppRGB565, CovertTo24bpp, CovertTo32bpp, CovertTo32bppARGB methods.