What's New

5.2(7/14/2009)

Summary:

• Added Windows authentication support (ActiveX edition only).
• Fixed session bug.
• Improved TIFF and PDF support.
• Added blank page detection.
• Added zoom in/zoom out features.
• Other minor fixes and tweaks.
  

Details:

• Modified Method
  
  Added a new feature in ShowImageEditor(): If the IfFitWindow property is set to TRUE, the image will fit the size of window when the Image Editor prompts; otherwise the image will be displayed in its full size.

• Added Method
  IsBlankImage()

• Added Properties
  BlankImageMaxStdDev, BlankImageThreshold, Zoom, EnableInteractiveZoom
  

• Added Capbility
  ICAP_EXTIMAGEINFO

5.1.1(9/9/2008)

• Optimized distribution of Dynamic Web TWAIN Plug-in Edition for Firefox 3. Now, you can install Dynamic Web TWAIN automatically in Firefox 3.
• Fixed issue that the action page is called twice when uploading image data by using HTTP POST method.
• The specified image displayed when this image is set as the current image by using the CurrentImageIndexInBuffer property.
• Other minor fixes and tweaks.

5.1 (5/27/2008)

Summary:

• Cookie session integration support added (ActiveX edition only).
• Insert and switch features added. You can now insert new scanned images before the current image and switch the positions of two images in buffer.
• More user interaction features added. One more view mode (-1 by -1) is added and scroll bars will be shown if necessary. Also, you can now drag the image to adjust its position in the control or select an area on the control directly.
• More mouse events added. Events will be fired when you double click the mouse, right click the mouse, select an area on the control and so on.
• Other minor fixes and tweaks.

Details:

• Modified Methods and Properties
  
  New feature added in SetViewMode(): when the view mode is set to -1 by -1, Dynamic Web TWAIN only shows the current image. No scroll bar is provided to navigate to other images.
  
  New feature added in IfFitWindow: when the value of this property is FALSE, the image will be displayed in its full size and scroll bars will be shown if necessary (the width or height of the image is bigger than the control size).
  
  New feature added in MouseShape: when the value of this property is set to TRUE, the cursor is set as a hand. If the width or height of the image is bigger than the control size, scroll bars will be shown and you can drag the image to adjust its position in the control. When the value of the property is set to FALSE, the cursor is set as an arrow. You can select an area on the control directly.

• Added Methods
  GetImageSizeWithSpecifiedType(), SwitchImage()

• Added Property
  IfAppendImage

• Added Events
  OnMouseDoubleClick, OnMouseRightClick, OnImageAreaSelected, OnImageAreaDeSelected, OnTopImageInTheViewChanged

5.0.1 (12/4/2007)

• Optimized PDF encoder and decoder.
• Detail error message returned when uploading images through POST method fails.
• Fixed bugs.

5.0 (10/17/2007)

Summary:

1. PDF and multi-page PDF support added. You can now save the scanned document to local disk or upload to web server in PDF format.
2. HTML form manipulation support added. You can now add fields to the HTML form to have additional information for web server before uploading the scanned images to the web server.
3. Image preview mode added. You can view the scanned images in the preview mode, like 1 by 2, 2 by 2. This feature helps you have better overview of your images when you have multi-page document.
4. Image upload progress bar and cancel option added. You can use the built-in progress bar or your own progress bar for the upload. Cancel option is also provided.
5. Download from HTTP stream support added. You do not need to create temp files at server side for download.
6. More user interaction features added. Several mouse events are added.
7. Other minor fixes and tweaks.

Details:

• Added methods:
  SetViewMode(), GetViewMode(), SaveAsPDF(), SaveAllAsPDF(), FTPUploadAllAsPDF(), HTTPUploadAllThroughPostAsPDF(), HTTPUploadAllThroughPutAsPDF(), LoadImageEx(), FTPDownloadEx(), FTPUploadEx(), HTTPDownloadEx(), HTTPUploadThroughPostEx(), HTTPUploadThroughPutEx(), SetHTTPFormField(), ClearAllHTTPFormField()

• Added properties:
  ImageMargin, MouseShape, PDFCompressionType, PDFAuthor, PDFCreationDate, PDFCreator, PDFKeywords, PDFModifiedDate, PDFProducer, PDFSubject, PDFTitle, IfShowCancelDialogWhenImageTransfer

• Added events:
  OnMouseClick, OnMouseMove, OnInternetTransferPercentage

4.2.1 (4/28/2006)

• Fixed bug where uploading or downloading images via SSL connection fails sometimes
• IfSSL property added

4.2 (11/1/2005)

• Dynamic Web TWAIN ActiveX is digitally signed by VeriSign

4.1 (9/8/2005)

• Image Editor added. Can be used for image editing and viewing. Supports basic image editing features including Rotate, Crop, Mirror, Flip and ChangeImageSize.
  
  
  
  Added methods for Image Editor:
  RotateLeft(), RotateRight(), Mirror(), Crop(), CropToClipboard(), GetImageSize(), ChangeImageSize(), ShowImageEditor()

Added properties for Image Editor:
ImageEditorWindowTitle, ImageEditorIfReadonly, ImageEditorIfEnableEnumerator
• Other methods added: LoadDibFromClipboard(), GetDefaultImageLayout(), GetImageLayout(), ResetImageLayout(), SetImageLayout()

4.0 (5/31/2005)

• Plug-In Edition added. Compatible with Netscape, FireFox and other Gecko-based browsers.
• PNG supported
• RLE, G3, G4, LZW, PackBits TIFF compression supported
• Local multi-image buffer added: you can view and manage multiple acquired images locally before uploading them to web server
• Multi-page TIFF upload/download supported

Technical details:

• Added methods:
  SaveAllAsMultiPageTIFF(), SaveAsPNG(), RemoveAllImages(), RemoveImage(), FTPUpload(), FTPDownload(), HTTPUploadThroughPost(), HTTPUploadThroughPut(), HTTPDownload(),
  HTTPUploadAllThroughPostAsMultiPageTIFF(), HTTPUploadAllThroughPutAsMultiPageTIFF(),
  FTPUploadAllAsMultiPageTIFF()
• Added properties:
  MaxImagesInBuffer, HowManyImagesInBuffer, CurrentImageIndexInBuffer, TIFFCompressionType, IfFitWindow
• SaveAsBMP(), SaveAsJPEG() and SaveAsTIFF()  methods modified. They now save images of specified indexes in buffer.
• CopyToClipboard() method modified. It copies the image of a specified index in buffer
• CutToClipboard() method modified. It cuts the image of a specified index in buffer
• The behavior of hDIB property changed. It returns the Handle of the DIB of a specified index in buffer
• The behavior of Picture property changed. It returns the Picture object of the image of a specified index in buffer
• FTPUploadAsBMP(), FTPUploadAsJPEG(), FTPUploadAsTIFF() methods replaced by FTPUPload() method
• FTPDownloadBMP() and FTPDownloadJPEG() methods replaced by FTPDownload() method
• HTTPUploadAsBMPThroughPost(), HTTPUploadAsJPEGThroughPost() and HTTPUploadAsTIFFThroughPost() methods replaced by HTTPUploadThroughPost() method
• HTTPUploadAsBMPThroughPut(), HTTPUploadAsJPEGThroughPut() and HTTPUploadAsTIFFThroughPut() methods replaced by HTTPUploadThroughPut() method
• HTTPDownloadBMP() and HTTPDownloadJPEG() methods replaced by HTTPDownload() method
• LoadBMP() and LoadJPEG() methods replaced by LoadImage() method

3.0.3 (3/15/2005)

• HTTPPostResponseString property added. Response string from the HTTP server will be available in HTTPPostResponseString property if an error occurs for HTTPUploadAsBMPThroughPost(), HTTPUploadAsJPEGThroughPost() and HTTPUploadAsTIFFThroughPost() methods

3.0.2 (3/7/2005)

• HTTPUploadAsBMPThroughPost(), HTTPUploadAsJPEGThroughPost() and HTTPUploadAsTIFFThroughPost() methods memory access violation bug fixed

3.0.1 (2/24/2005)

• Revised documentation
• Duplex property can work properly now
• The behavior of IfTiffMultiPage property changed. If IfTiffMultiPage is TRUE, a Tiff file will be created if the specific file doesn't exist
• Detailed error information will be available in ErrorString property if an error occurs for HTTPUploadAsBMPThroughPost(), HTTPUploadAsJPEGThroughPost() and HTTPUploadAsTIFFThroughPost() methods

3.0 (1/18/2005)

• One page and multi-page Tiff supported
• HTTPUpload now supports HTTP Post command
• Many high level properties and methods added
• Method EnableSource(Boolean IfShowUI) changed to EnableSource(), method HTTPUploadAsBMP() changed to HTTPUploadAsBMPThroughPut(), method HTTPUploadAsJPEG() changed to HTTPUploadAsJPEGThroughPut().
• Added methods:
  FeedPage(), FTPUploadAsTIFF(), RewindPage()
  HTTPUploadAsBMPThroughPost(), HTTPUploadAsJPEGThroughPost(),
  HTTPUploadAsTIFFThroughPost(), HTTPUploadAsTIFFThroughPut(), SaveAsTIFF()
• Added properties:
   

  BitDepth	Brightness	Contrast	DataSourceStatus
  Duplex	IfAutoBright	IfAutoFeed	IfAutoScan
  IfDeviceOnline	IfDisableSourceAfterAcquire	IfDuplexEnabled	IfFeederEnabled
  IfModalUI	IfPaperDetectable	IfShowIndicator	IfShowUI
  IfThrowException	IfTiffMultiPage	IfUIControllable	PageSize
  PixelFlavor	PixelType	Resolution	Unit
  XferCount

2.01 (12/21/2004)

• HTTPUploadAsJPEG() and HTTPUploadAsBMP() modified to accommodate the new behavior of the IIS of Windows 2003 Server

2.0 (6/1/2004)

• The online demo is available
• Supports uploading and downloading through HTTP
• Supports proxy
• Built-In JPEG codec
• Supports Buffered Memory image transfer mode
• Supports Disk File image transfer mode
• Totally rewritten with pure Windows API and assembly language
• Built-In TWAIN session wizard
• CapSetFrame(), CapGetFrameLeft(), CapGetFrameTop(), CapGetFrameRight(), CapGetFrameBottom() added for the negotiation of ICAP_FRAMES capability
• OnPreAllTransfers, OnPostAllTransfers, OnTransferCancelled, OnTransferError events added

1.02 (3/15/2004)

• BorderStyle property added

1.01 (11/15/2003)

• hDIB property added
• Picture property can work properly

1.0 (8/20/2003)

• TWAIN specification 1.9 compatible
• Supports Native image transfer mode
• Supports uploading and downloading image trough FTP