Lancements de Dynamic .NET TWAIN

Released: Jul 27, 2021

Mises à jour de 8.3.3


  • Fixed some minor bugs about scanning.

Released: Jul 19, 2021

Mises à jour de 8.3


  • Added support for Microsoft .NET Core 3.1 and Microsoft .NET 5.


  • Fixed bug where Scanner UI will close automatically after 2 minutes of nothing.
  • Fixed bug where the Ratio of Rectangle still changes after setting SelectionRectAspectRatio.
  • Fixed other minor bugs.

Released: Feb 20, 2020

Mises à jour de 8.1.2


  • Added a new property extendedImageInfoQueryLevel for the AcquireImage method that allows you to set up how the library queries extended image info items. In version 8.1, the default level would result in scanning failure or serious performance issues with some scanners.


  • Fixed OCR handle leak issue.
  • Fixed bug where extended image info messages are not returned when setting IfGetExtendedImageInfo to true.
  • Fixed bug where mouse scroll only moved up.
  • Fixed bug where...

Released: Dec 3, 2019

Mises à jour de 8.1


  • Added SetDPI method to change the DPI (dots per inch) of an image specified by an index.
  • Added SetOpenSourceTimeout method to set the time-out used when opening a specified Data Source.
  • Improved the AcquireImage method by adding two more options IfGetImageInfo and IfGetExtImageInfo which means extra info will be returned with each transferred image.
  • Improved the SetFileXFERInfo method so that you can specify a naming pattern for the transferred images when the transfer mode is...

Released: Jul 3, 2018

Mises à jour de 8.0


  • Added CreateBarcode method to create a barcode image in the Barcode Generator Module.
  • Added ScanInNewProcess property for acquiring images in an independent 32-bit process in the TWAIN Scan Module.
  • Updated scanning process.
  • Improved the rendering performance of the PDF Library.
  • Improved the compatibility with higher resolution of Webcam in the Webcam Module.
  • Improved the performance of the samples.


  • Fixed bug that the exception cannot be thrown if there is a scanning...

Released: Jun 29, 2017

Mises à jour de 7.1


  • Added SaveAsTIFF method to save scanned images as multi-page TIFF in bytes.
  • Deleted unused namespaces and classes.
  • Decreased memory consumption of the video stream in the Webcam module.
  • Improved the interface of the demo and samples.


  • Fixed a bug where setting the Value of Zoom throws an error in the Webcam module.
  • Fixed an issue where the resolution of the output PDF is fixed to 72 dpi in the PDF Library.
  • Fixed a bug where the mouse flashes when an area is selected in...

Released: May 3, 2017

Mises à jour de 7


  • Modularized into separate modules - TWAIN Scan, UVC Camera, PDF, Barcode Generator, Barcode Reader, Image Core and Imager Viewer.

Released: Sep 21, 2016

Mises à jour de 6.2


  • New PDF Rasterizer add-on features:
    • MergePDFFiles method: merge multiple PDF files into a single PDF file.
    • EncryptPDFFile method: encrypt a PDF file with password and permissions on disk and save the results as a new PDF file.
    • PDFConvertMode property: set the convert mode for PDF files.
    • SetPDFResolution method: set the resolution for converting PDF to image.
  • Added BestQuality to DWTInterpolationMethod class.
  • Added OnFrameCapture event which is triggered when a frame is captured...

Released: Dec 29, 2015

Updates in this release

Updates in 6.1

  • Added GetBitmap method to convert images to Bitmap format.
  • Added Rotate and FocusOnArea functions to the Dynamic .NET TWAIN webcam User Interface.
  • Changed the RotateVideo method so that it rotates video by a certain degree from its original orientation.

Released: Nov 17, 2015

Updates in this release

Updates in 6.0

  • New WPF version of Dynamic .NET TWAIN Webcam Module.
  • New method to load an image from an Image object.
  • New method to focus on a specified area.
  • New method to rotate your videos.
  • New event which can be triggered when an image is loaded from a local directory into the control.
  • New property to print annotations.