Product Info


Overview

License

FAQ

Documentation

Forums

History


On-line Demos

ASP.NET MVC + HTML 5

PDF Reader Demo


ASP.NET WebForms

PDF Reader Demo

Purchase

Buy now

Contact us

Testimonials


Being a self employed software engineer myself, i cannot tell you enough how i appreciate your work.

Keep up this more than excellent work, i hope every potential customer really gives you the credits you deserve and quickly becomes a new, very satified customer. It is the best investment for their money they can make and never ever regret it.

Yannis Sferopoulos
Opendata Ltd


VintaSoft PDF .NET Plug-in - History

Version 5.5 (version 8.5 of VintaSoft Imaging .NET SDK)

  • Verification and conversion of PDF documents:
    • Added the ability to verify PDF documents for compliance with standards: PDF/A-1b, PDF/A-2b, PDF/A-3b
      • Ability to verify PDF document for compliance with all sections, separate section or item of PDF/A specification.
      • Fast verification mode (until the first error found).
      • Ability to show detailed multi-level progress indicator of verification process.
      • Ability to view verification results in full details.
      • Open architecture, which allows to develop any algorithm to verify PDF documents.
    • Added the ability to convert PDF document into following formats: PDF/A-1b, PDF/A-2b, PDF/A-3b
      • Many settings for configuring the conversion process.
      • Ability to show detailed multi-level progress indicator of conversion process.
      • Ability to view conversion results in full details.
      • Open architecture, which allows to develop any algorithm to convert PDF documents.
  • Work with PDF document:
    • Added the ability to work with PDF document in multiple threads (rendering, getting thumbnails, text extraction, image extraction).
    • Improved the algorithm of XREF table recovery.
  • Work with annotations of PDF document:
    • New types of PDF annotations supported:
      • Ink
      • File Attachment
    • Added the Cloudy style for the following PDF annotations: polygon, rectangle, free text.
    • Added the ability to show pop-ups for PDF annotations in annotated image viewer, in both WinForms and WPF.
    • Improved the multi-selection of annotations in Edit mode for PdfAnnotationTool and WpfPdfAnnotationTool.
  • Work with interactive fields of PDF document:
    • Added new interactive field - PdfInteractiveFormVintasoftBarcodeField, which allows to use all types of 1D and 2D barcodes available in VintaSoft Barcode .NET SDK. The field has some additional parameters, which are not available in common PdfInteractiveFormBarcodeField:
      • background color (incl. no background)
      • barcode color
      • border (color, width)
      • barcode layout (indent for each side)
      • BestFit mode (barcode is stretched out to fill the whole field area, two-dimensional barcodes will keep their proportions)
    • Added the ability to update the appearances of interactive fields automatically (PdfDocument.AutoUpdateInteractiveFormAppearances).
  • Render PDF document:
    • Added the ability to control the interpolation of samples when rendering JPEG images of a PDF page.
    • Improved the rendering performance of 1-bit images.
  • Draw on PDF page, XObject form or annotation:
    • Added the ability to draw on background of PDF page or form.
  • Work with fonts of PDF document:
    • Now PdfDocument class by default uses a controller of external fonts with fallback-font, i.e. any not found font will be replaced by default font.
    • Fixed the bug in algorithm that builds the encoding of CFF-based Type0 font.
    • Fixed the bug in algorithm that encodes text.
  • Text search and text extraction from PDF document:
    • Fixed the bug in algorithm that extracts text.
  • View PDF document in WinForms or WPF image viewer:
    • Now the thumbnail viewer renders thumbnails in multiple threads.
  • Edit PDF content in WinForms and WPF image viewer:
    • Now PdfContentEditorTool class allows to draw a PDF page or form on another PDF page or form.
  • Demo applications:
    • New features added to PDF Reader Demo:
      • Added the ability to verify PDF documents compliance to the following standards: PDF/A-1b, PDF/A-2b, PDF/A-3b.
      • Added the dialog for viewing and selecting PDF document resources.
    • New features added to PDF Editor Demo:
      • Added the ability to verify PDF documents compliance to the following standards: PDF/A-1b, PDF/A-2b, PDF/A-3b.
      • Added the ability to convert PDF documents to the following formats: PDF/A-1b, PDF/A-2b, PDF/A-3b.
      • New "Properties" tab is added to the settings dialog of annotations and interactive fields. The tab contains easy to use and intuitive properties of annotations and interactive fields.
      • Added the ability to build the following new PDF annotations:
        • Ink
        • File Attachment
        • Cloud Rectangle, Cloud Filled Rectangle
        • Cloud Ellipse, Cloud Filled Ellipse
        • Cloud Polygon, Cloud Filled Polygon
        • Cloud Text
        • Cloud Free Text
      • Added the dialog that allows to view and select the resource of PDF document. Dialog allows to:
        • select resource from another PDF document
        • create a PDF resource from image
        • create a PDF form-resource from a PDF page
      • Added the dialog for editing JavaScript of PDF document level.
      • Added dialogs for editing triggers of PDF document objects.
      • Added the following commands for processing a PDF document:
        • Conversion/verification to PDF/A-1b, PDF/A-2b, PDF/A-3b.
        • Conversion to an image-only PDF document.
      • Added the following commands for processing a PDF page:
        • Burn annotations.
        • Conversion to image-only PDF page.
        • Clear page content.
        • Rotate page.
    • New features added to PDF Structure Editor Demo:
      • Added the ability to verify PDF documents compliance to the following standards: PDF/A-1b, PDF/A-2b, PDF/A-3b.
      • Added the ability to convert PDF documents to the following formats: PDF/A-1b, PDF/A-2b, PDF/A-3b.
      • Added the dialog that allows to view and select PDF document resources.
  • Added many major and minor fixes.


Version 5.4 (version 8.4 of VintaSoft Imaging .NET SDK)

  • Visual interaction with PDF document:
    • Created a visual tool - PdfAnnotationTool, which allows to interact with PDF annotations (PDF comments) and interactive form fields of PDF document. The visual tool:
      • In View mode allows to view PDF comments and fill out the fields of PDF interactive form.
      • In Markup mode allows to edit PDF markup annotations and fill out the fields of PDF interactive form.
      • In Edit mode allows to:
        • resize and relocate PDF comments and interactive fields
        • change the appearance of PDF comments and interactive fields
        • create/delete/copy/paste PDF comments and interactive fields
        • select at once several PDF comments and interactive fields.
      • Allows to assign actions to the triggers of PDF comments and interactive fields.
      • Allows to display the name of interactive field above the field.
      • Allows to highlight the interactive fields, which can be filled in.
      • Allows to highlight only those interactive fields, which are mandatory to fill in.
      • Allows to highlight the PDF comments and interactive fields in Edit mode.
      • Supports the performing of the following actions: JavaScript action, Annotation hide action, Goto action, Launch action, Named action, URI action, Import form data action, Reset form action, Submit form action.
      • Allows to configure the visual appearance of interactive zones: color, transparency, size, size of the zone.
    • Added the ability to use the JavaScript interpreter and support for performing of JavaScript actions.
    • Added the support for common actions of user interface (copy, cut, paste, remove, select all) for the following visual tools: PdfAnnotationTool, PdfContentEditorTool, PdfTextSelectionTool, PdfImageExtractionTool, PdfRemoveContentool.
  • Work with PDF annotations (PDF comments):
    • Created the appearance generators of common PDF annotations.
  • Work with PDF interactive fields:
    • Added the ability to import values of interactive form from XFDF format.
    • Added the ability to export values of interactive form to XFDF format.
  • Print PDF document:
    • Increased the overall print performance and reduced the memory usage while printing PDF documents in WinForms, this was made possible because the new PdfPrintDocument class prints the PDF documents in vector form.
  • Work with fonts of PDF document:
    • Added the support for composite fonts with variable code length.
    • Added the support for predefined CMap-encodings for composite fonts.
    • Added the support for TrueType font collections (.ttc files).
    • Added the ability to create a subset for font, which is based on a Type1 program.
    • Created a new version of FontProgramsController-s with improved and simplified algorithms of font search and substitution.
    • Added the ability to substitute the program for 14 standard fonts.
    • Added the ability to pack Type1 and Type3 fonts.
    • Added the ability to embed and pack fonts based on TTC program.
    • Added the ability to obfuscate text for Type3 fonts, fonts based on Type1 and CFF program.
    • Added the ability to view progress and get a detailed information about font obfuscation, font packing, content removal.
    • Fixed some bugs in parser of Type1 fonts.
    • Fixed some bugs in parser of CFF fonts.
  • Render PDF document:
    • Added the rendering support for vertically aligned text.
    • Added the ability to control the drawing of PDF annotations using the PdfContentRenderer class.
    • Added the support for extended management of PDF annotations rendering using rendering settings of PDF document.
  • Work with a low-level tree of PDF document:
    • Added the ability to view and change the tree of basic objects of PDF document.
    • Added the ability to store the user data in any node of PDF document.
  • Demo applications:
    • PdfEditorDemo has been fully revised:
      • Added the independent panels for:
        • text selection, text extraction and text search
        • filling out the interactive form fields of PDF document
        • annotating of PDF document
        • creation of the interactive form fields of PDF document
        • extracting of images from PDF page
        • adding graphics to a PDF page
        • removing content from PDF page.
      • Added the ability to annotate PDF documents.
      • Added the ability to fill out the interactive fields of PDF document.
      • Added the ability to create PDF documents with interactive forms.
      • Added the ability to export/import fields of PDF interactive form in XFDF format.
      • Added the ability to export the interactive form fields to PDF format.
      • Added the ability to assign any action to any trigger of PDF annotations and interactive fields.
      • Added the ability to assign any action to the PDF event handlers.
      • Added the ability to trigger all supported PDF actions (incl. JavaScript actions).
      • Added the ability to invert the region of the (hyper) link when activated. Also is possible to configure a custom effect.
      • Added the ability to test and debug the JavaScript code.
      • Added the ability to determine the order of calculation of computed interactive fields.
      • Added the ability to burn vector PDF annotations on PDF page.
    • PdfReaderDemo has been fully revised:
      • Added the independent panels for:
        • text selection, text extraction and text search
        • filling out the interactive form fields of PDF document
        • extracting of images from PDF page.
      • Added the ability to fill out the interactive fields of PDF document.
    • Added the ability to view the low-level tree of PDF document in PdfStructureEditorDemo.
    • Added an example that demonstrates how to create and perform PDF Actions in PdfReportGeneratorDemo.
  • Added many major and minor fixes.



Version 5.3 (version 8.3 of VintaSoft Imaging .NET SDK)

  • Remove content of PDF document:
    • Added the ability to remove text from a page of PDF document.
    • Added the ability to clean up an image on a page of PDF document.
    • Added the ability to remove a vector graphics from a page of PDF document.
    • Created PdfRemoveContentTool visual tool, which allows to apply redaction marks to a PDF document for the purpose of removal or black out the content without the ability to restore.
  • Protect text in PDF document against extraction:
    • Added the ability to obfuscate information about text encoding for the purpose of protection the document against text extraction:
      • current version supports only fonts based on TrueType program
      • obfuscate information about character encoding for the specified pages or the whole document
      • shuffle glyphs of font characters in a random way, replace character codes on page
      • duplicate glyphs of font characters, replace a character code to several codes
      • create obfuscated font for the whole document or create copies of obfuscated font for each page.
  • Work with fonts of PDF document:
    • Added the support for OpenType fonts.
    • Added the ability to pack one or more fonts of PDF document. Current version supports only fonts based on TrueType program.
    • Added the ability to create a subset of TrueType font.
    • Added the ability to embed external and standard PDF fonts. Current version supports only fonts based on TrueType program.
    • Now the text extraction will work either if the external font program is not found. In previous versions it was not possible to extract text in case the external font program was not found.
    • The performance of text extraction has been increased greatly.
    • The performance of text search algorithm has been increased.
    • The text extraction has been improved.
    • The text selection has been improved.
  • Draw on PDF page, XObject form or annotation:
    • Added the ability to manage and override the algorithm of PDF content rendering using PdfContentRenderer class:
      • added the ability to override the drawing methods of any graphical object (images, paths, text, etc)
      • added the ability to control the current graphical state (pen thickness, color of pen and brush, font size, transformation matrix, etc)
      • added the ability to perform the processing of images, which are drawn.
    • Added the ability save image as inline image in PDF document and draw image on PDF page (PdfGraphics.DrawInlineImage method).
      In previous versions image could be saved only as image-resource.
    • Created VintasoftImageFigure class, which simplifies the process of drawing raster or vector image on PDF page.
    • The performance of rendering of PDF document pages has been increased.
    • Added the progressive rendering of JPEG images on PDF page.
  • Work with attachments of PDF document:
    • Added the ability to view, create and edit PDF portfolio:
      • create, delete, rename, export, import files and folders
      • define and obtain thumbnails for files and folders
      • create and edit the portfolio schema
      • create and edit the data fields of folder and files
      • manage the visual appearance of viewer: manage the colors, position and availability of separator, initial view mode, sorting of files and folders.
  • Work with optional content of PDF document:
    • Added the ability to create document with optional content and manage optional content groups:
      • create optional content (PdfGraphics.BeginOptionalContent())
      • add an image-resource, form-resource, annotation to an optional content group
      • create and change properties of optional content groups
      • create and manage configurations of optional content.
  • Work with PDF document:
    • Added PdfDocument.ViewerPreferences and PdfDocument.ViewerPageLayout properties, which allow to define the settings of visual appearance of standard PDF viewing application.
    • Added PdfDocument.Extensions property, which allows to obtain and add information about developer extensions.
  • Work with interactive form of PDF document:
    • Added PdfAnnotationHideAction class, which allows to control the visibility of interactive form fields.
  • Demo applications:
    • PdfEditorDemo / WpfPdfEditorDemo:
      • added the ability to work with redaction marks (content removal without ability to restore)
      • added the ability to perform packing of all fonts in PDF document
      • added the ability to view, edit and create the portfolio
      • added the ability to obfuscate text encodings of the whole document or a single page.
    • PdfStructureEditorDemo:
      • added the ability to view, edit and create the portfolio
      • added the ability to obfuscate text encodings of the whole document or a single page.
    • PdfCompressorDemo:
      • added the ability to perform packing of all fonts while compressing a PDF document.
    • PdfReaderDemo:
      • added the ability to view the portfolio.
    • PdfReportGeneratorDemo:
      • added an example that shows how to create PDF document with layers (optional content).
  • Plenty of minor fixes and improvements.



Version 5.2 (version 8.2 of VintaSoft Imaging .NET SDK)

  • Work with interactive form of PDF document:
    • Added the ability to work with interactive forms of PDF document programmatically:
      • Supported form fields:
        • Pushbutton
        • Text
        • ListBox
        • ComboBox
        • CheckBox
        • RadioButton
        • SignatureField
        • BarcodeField (DataMatrix, PDF417, QRCode)
      • Added the ability to obtain a list of form fields.
      • Added the ability to create a form field.
      • Added the ability to add a field into a form.
      • Added the ability to remove a field from a form.
      • Added the ability to get or set value and parameters of form field.
      • Added the ability to create or change appearances of form field for different display modes (Normal, Down, Rollover).
      • Added the ability to change parameters of dynamical appearance of form field.
      • Added the ability to specify parameters of default appearance of dynamical text.
      • Added the ability to assign actions onto various triggers of annotation and interactive field.
      • Added the ability to use JavaScript for verification or calculation of field values.
      • Added the ability to generate the appearance of interactive fields:
        • for fields with dynamical appearance
        • for BarcodeField (DataMatrix, PDF417, QRCode) - VintaSoft Barcode .NET SDK is necessary
  • Work with digital signatures of PDF document:
    • Added the ability to obtain a list of digital signatures of PDF document.
    • Added the ability to verify a digital signature signed using byte range digest method.
    • Added the ability to obtain information about signature: certificate that was used to create the signature; certificates chain that was used to create the signature; additional information.
    • Added the ability to recover and save a document revision at moment of signing the document with digital signature.
  • Signing of PDF document with digital signature:
    • Added the ability to sign a PDF document with digital signature of PKCS#1 or PKCS#7 format using X509 certificate.
    • Added the ability to create an empty field of digital signature.
    • Added the ability to create a visual appearance of digital signature field.
  • Drawing on PDF page, XObject form or annotation:
    • Added the ability to draw a PDF annotation onto PdfGraphics (i.e. on a page, XObject form, annotation).
    • Added the ability to draw an XObject form onto PdfGraphics (i.e. on a page, XObject form, annotation).
  • Work with annotations of PDF document:
    • Added the ability to create or edit any annotation appearance for any display mode using PdfGraphics.
  • Work with XObject forms of PDF document:
    • Added the ability to create an XObject object.
  • Work with actions of PDF document:
    • Added support for some new actions: JavaScriptAction, SubmitFormAction, ResetFormAction, ImportFormDataAction.
    • Added support for composite actions (PdfAction.NextActions property).
    • Added the ability to manage an extended set of additional actions for document, page, annotation, interactive form.
    • Added the ability to add or extract JavaScript code from PDF document.
  • Optimizing a PDF document:
    • Added the ability to remove unused elements from name dictionary of PDF document.
    • Added the ability to remove unused pages from PDF document.
  • Saving a PDF document:
    • Added the ability to manage the method of document update (Incremental, Pack, etc) through PdfEncoder class settings.
  • Demo applications:
    • Pdf Reader Demo was complemented with ability to view and verify digital signatures of PDF document.
    • Pdf Editor Demo and Wpf Pdf Editor Demo was complemented with ability to work with digital signatures: viewing and verifying signatures; saving a revision of document at moment of signing; signing the document via certificate; visual creation of signature appearance; deleting of digital signatures; creating of empty signature field.
    • Pdf Structure Editor Demo was complemented with ability to show and verify digital signatures of PDF document.
    • Pdf Report Generator Demo was extended with some examples of creating PDF documents with interactive form fields: Pushbutton, Text, ListBox, ComboBox, CheckBox, RadioButton, SignatueField, BarcodeField.
    • Pdf Compressor Demo was complemented with additional abilities: deleting of unused names and pages of PDF document.


Version 5.1 (version 8.1 of VintaSoft Imaging .NET SDK)

  • Loading PDF document
    • Improved the work with damaged PDF documents.
    • Improved the algorithm of XREF table recovery.
    • Fixed several bugs in parser of PDF document fonts.
  • Rendering PDF page
    • Accelerated the rendering of PDF pages.
    • Improved the quality and fixed few bugs in rendering of patterns.
    • Added the decoding support for 1-, 2-, 4-bit CMYK and RGB images.
    • Fixed some minor bugs in rendering of PDF pages.
  • Editing PDF page content
    • Added the ability to change image of PDF resource.
    • Added the ability to compress image of PDF resource.
    • Added the ability to obtain access to a list of PDF page annotations.
    • Added a few new abilities to PdfGraphics class for working with content.
  • Saving PDF document
    • Added the ability to divide the encoded image on tiles while encoding using PdfEncoder and PdfMrcEncoder classes. This significantly decreases the memory usage while encoding large images.
  • Demo applications
    • Created new demo application - PDF Compressor Demo, which allows to compress any PDF document.
      The demo exposes the abilities to:
      • optimize images of PDF document to necessary resolution
      • determine the actual color depth of image resources
      • re-compress images using other selected filters and settings
      • change LZW to Flate(ZIP)
      • compress not compressed resources using Flate(ZIP)
      • re-compress Flate(ZIP) with highest compression level
      • remove broken bookmarks
      • remove bookmarks
      • remove embedded thumbnails
      • remove file attachments
      • remove information about document
      • use compressed XREF table
      • remove unused objects
      • remove broken links
      • remove annotations and links.


Version 5.0 (version 8.0 of VintaSoft Imaging .NET SDK)

  • Implemented the MRC (Mixed Raster Content) compression algorithm for encoding color document images to PDF format:
    • 4 layers (background, image, mask, front) with ability to switch off any layer.
    • The ability to configure compression settings for each layer.
    • The ability to detect pictures on document image automatically or specify picture regions manually.
    • Plenty of various settings to configure the compression for a particular task allow to reach the best quality/compression ratio.
  • Added the ability to render PDF page progressively with progress indicator and cancellation opportunity.
  • Added the ability to render JPEG2000 images in PDF page progressively.
  • Added the ability to draw large images on PDF page progressively.
  • Added the support for ICCBased color space.
  • Improved the color rendering for CMYK, CalRGB, CalGray, Lab color spaces.
  • Added the support for rendering TensorProductPatchMesh, CoonsPatchMesh patterns.
  • Added the support for rendering annotations of 'Widget' type (Interactive Forms).
  • Expanded the text search opportunities:
    • Added the ability to search for text using regular expressions.
    • Added the ability to implement user-defined text search algorithm.
  • Increased the speed of rendering PDF documents:
    • Increased the speed of work with images containing SoftMask transparency.
    • Significantly increased the speed of rendering PDF pages containing CMYK JPEG images.
  • Optimized the memory usage when working with large images.
  • Assemblies were renamed and made changes in structure of namespaces. For more information click here.
  • Created new demo applications:
    • PDF MRC Compression Demo - demonstrates how to encode color document images to PDF format using PDF MRC compression.
    • Web Pdf Reader Demo - demonstrates how to view PDF documents in web application.


Version 4.2 (version 7.2 of VintaSoft Imaging .NET SDK)

  • Improved support of transparency in PDF documents:
    • Added support for SoftMask parameter of graphical state.
    • Added support of Transparency Group XObjects.
  • Improved the drawing quality of rotated composite images in PDF.
  • Fixed bugs in parsers of Type1 and CFF fonts.


Version 4.1 (version 7.1 of VintaSoft Imaging .NET SDK)

  • Added the ability to draw a document page (PdfPage) on PdfGraphics in the specified rectangle.
  • Some minor fixes.


Version 4.0 (version 7.0 of VintaSoft Imaging .NET SDK)

  • PdfEditorTool has been translated onto interactive communication engine UserInteractionVisualTool, which greatly expanded the possibilities of this visual tool.
  • Created WPF controls which make the work with PDF page in WPF easier:
    • WpfPdfViewerTool - WPF control intended for text navigation and selection on PDF page.
    • WpfPdfImageExtractorTool - WPF control intended for image selection and extraction from PDF page.
    • WpfPdfEditorTool - WPF control intended for editing content of PDF page.
  • Created WpfPdfFontViewerControl - WPF control intended for displaying information about PDF document fonts.


Version 3.0 (version 6.0 of VintaSoft Imaging .NET SDK)

  • PdfGraphics class functionality expanded with features for creation PDF page content:
    • Added the ability to save/restore a graphical state of PdfGraphics (SaveGraphicsState, RestoreGraphicsState).
    • Added the ability to use the intersection of regions (IntersectClip).
    • Added the ability to change the matrix of graphic transformations (TranslateTransform, ScaleTransform, RotateTransform).
    • Added the ability to measure and draw text string (MeasureString, DrawString).
    • Added the ability to set the line, word and character spacing (SetCharacterSpacing, SetWordSpacing, SetTextRise, SetHorizontalTextScaling).
  • Created new hierarchy (superstructure of the PdfGraphics class) of graphical figures (GraphicsFigure) for simplifying the generation of PDF page content.
  • IVectorDecoder interface in the PdfDecoder class implemented.
  • Added the ability to generate PDF fonts based on TTF fonts, this functionality allows to add any text to PDF document. FontManager class created (PdfDocument.FontManager) which allows easily manipulate fonts of PDF document.
  • Added the ability to copy fonts among PDF documents (PdfDocument.FontManager.CreateFontCopy method).
  • Added the ability to change an action being executed at opening of PDF document (PdfDocument.OpenAction and PdfDocument.OpenDestination properties).
  • Added the ability to change an action being executed at selection of PDF bookmark (PdfBookmark.Action property).
  • Added the ability to simplify creation of PDF pages with standard sizes (A4, A3, etc) or with size specified in millimeters or inches.
  • Pdf Report Generator demo created. This new demo application shows how to generate PDF documents (report, invoice, etc) on the fly.
  • Ocr demo created. This new demo application shows how to recognize a text on the image and save the result into searchable PDF document.
  • Some minor fixes.


Version 2.1 (version 5.1 of VintaSoft Imaging .NET SDK)

  • PDF encoder improved.
  • Fixed some bugs in PDF decoder and renderer.
  • Fixed some bugs in PDF font parsing.
  • Fixed some bugs in CCITT3 decoding algorithm.
  • Fixed some bugs in text extraction algorithm.
  • Fixed some bugs in PDF stream parameters parsing.
  • Optimized the algorithm of Xref table parser.
  • Some minor fixes.


Version 2.0 (version 5.0 of VintaSoft Imaging .NET SDK)

  • Added support for decoding and encoding of encrypted PDF documents (ARC4 40-128bit, AES 128bit).
  • Added support for decoding and encoding of JPEG2000 images in PDF documents using VintaSoft JPEG2000 .NET Plug-in.
  • Added support for PDF file attachments which allows to view, retrieve, add, delete, change description and compression parameters.
  • Added support for color blending in PDF page rendering.
  • New color spaces supported: CalGray, CalRGB, Lab, DeviceN.
  • Added support for non-indexed JPEG images based on CMYK color space in PDF.
  • Added support for Type 4 function (PostScript Calculator).
  • Added support for decoding of 2-bit images.
  • Improved the work with corrupted PDF documents.
  • Pdf Editor, Pdf Structure Editor and Pdf Reader demos were complemented with an implementation of font replacement algorithm for case when the font is not to be found.
  • Some minor fixes.


Version 1.3 (version 4.3 of VintaSoft Imaging .NET SDK)

  • Added a control for displaying PDF font: PdfFontViewerControl.
  • Added a visual tool for text selection and navigation: PdfViewerTool.
  • Added an extended drawing access to PDF page: PdfEditorTool.
  • Added a visual tool for selecting and extracting images from PDF page: PdfImageExtractorTool.
  • Added the ability to extract text from PDF pages.
  • Added the ability to find text in PDF document.
  • PDF Editor demo updated and renamed to PDF Structure Editor demo.
  • Increased overall performance and optimized memory usage.
  • New PDF Editor demo application created.
  • Demo applications updated.
  • Some minor fixes.


Version 1.0 (version 4.0 of VintaSoft Imaging .NET SDK)

  • Created the ability to view and print PDF documents of version 1.0-1.7.
  • Created the ability to render PDF files to any supported raster image format.
  • Created the ability to display PDF file bookmarks and any page annotations.
  • Created the ability to create and save PDF documents version 1.0-1.7 and image-only PDF/A.
  • Created the ability to pack and optimize PDF file content.
  • Created the ability to create and edit PDF file bookmarks.
  • Created the ability to work with PDF page annotations using features of VintaSoft Annotation .NET Plug-in.
  • Supported font types: TrueType, Type0, Type1, Type3.
  • Supported compressions: CCITT3, CCITT4, JPEG, LZW, Run Length, Zip, JBIG2.
  • Supported color spaces: DeviceGray, DeviceRGB, DeviceCMYK, Indexed, Separation, Pattern.
  • Created demo applications: PDF Reader demo, PDF Editor demo, PDF Drawing demo and Web PDF Reader demo.