Dynamic Web TWAIN 15.2 is Released

Sep 23, 2019
Dynamic Web TWAIN 15.2 is Released

15.2 (09/19/2019)


  • [HTML5] Added capability to add tags to images, which can be used to filter images. The new APIs are TagImages, ClearImageTags, SetDefaultTag and FilterImagesByTag


  • [HTML5] Tidied up the Dynamsoft Service installer by removing redundant files
  • [HTML5] Unified image decoding capabilities for JPEG and PNG on Windows, macOS and Linux
  • [HTML5] Improved the speed of PDF decoding by loading the file as a whole instead of per page
  • [HTML5 Win] Improved Windows buffer management so that its capacity is only limited by the size of disk space on the machine
  • [HTML5 macOS] Improved macOS installers for better user experience
  • [ActiveX Win] Aligned PDF rasterizer in ActiveX so that it shares the same feature set with the HTML5 edition


  • [HTML5] Fixed a bug with the API CreateTextFont where the text takes up extra space when it is rotated by 90 degrees
  • [HTML5] Fixed a bug where printing results in unnecessary extra blank pages in Firefox or IE11
  • [HTML5] Fixed a bug where a missing filename parameter results in upload failure
  • [HTML5 Win] Fixed a bug where the library attempts to download an incorrect installer when the Barcode Reader add-on is used
  • [HTML5 Win] Fixed a bug with the API GenerateURLForUploadData so that it returns an URL that shows the correct SDK version
  • [All] Fixed a bug where 8-bit image data can’t be compressed as a JPEG-TIFF
  • [All]Fixed a bug with the event OnTopImageInTheViewChanged where it doesn’t get triggered if images are acquired into an empty buffer

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