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Quick PDF Library

Product Updates

Quick PDF Library is regularly updated with new features, bug fixes and general enhancements. Here you can check to see if you're using the latest version.

The latest release of Quick PDF Library is version 7.21 and it can be downloaded from here:
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Release history

Quick PDF Library 7.21

August 13, 2010
New functions
  • GetDocumentFileSize
  • GetMaxObjectNumber
  • GetOptionalContentConfigCount
  • GetOptionalContentConfigState
  • GetActionDest
  • ClearImage
  • ImportEMFFromStream
  • AddTextMarkupAnnotation
  • GetAnnotDest
  • SetAnnotQuadPoints
  • GetAnnotQuadPoints
  • GetAnnotQuadCount
  • DAGetAnnotationCount
  • RemoveXFAEntries
  • DASetPageBox
  • SetTextExtractionWordGap
  • GetFormFieldActionID
  • GetActionURL
  • SetActionURL
  • GetOptionalContentConfigOrderCount
  • GetOptionalContentConfigOrderItemID
  • GetOptionalContentConfigOrderItemLabel
  • GetOptionalContentConfigOrderItemLevel
  • GetOptionalContentConfigOrderItemType
  • GetInstalledFontsByCharset
  • GetInstalledFontsByCodePage
Bug fixes
  • Corrected processing of dictionaries inside content streams
  • Corrected handling of inherited page rotation
  • Added support for font dictionaries directly inside resource dictionaries
  • Fixed miter limit handling in metafiles
  • Added support for nested page labels
  • Corrected handling of PostScript names in TrueType fonts
  • Corrected out of range error on array decoding
  • Handling of out of range values in font CMaps
  • Handling of out of range value returned by the Win32 API GetFontData function
  • Rendering fill color for Type3 fonts
  • Handling of empty streams in the QPL painter
  • Corrected the rebuilding of the object index during merging
  • Improvements to the parsing and handling of PDF array objects
  • Improvements to the handling of indirect objects in inherited page properties during merging
  • Inherited page properties are correctly handled during document merging
  • DeleteAnnotation returns correct result even if there is only a single annotation
  • Correct font metrics added when using NewTrueTypeFont for all editions of QPL
  • FindFonts now only finds fonts that are not already in the document's font list
  • Improved handling of predictor codes in images compressed with the Flate filter
  • Corrected the handling of font flags for non-embedded TrueType fonts
  • Inline images used as masks are correctly set to /DeviceGray color space
  • Improvements to parsing of page range lists
Enhancements
  • Added support for JPEG2000 images with separate indexed color space
  • Added support for certain DeviceN color spaces
  • Improved memory usage and speed of processing/drawing CCITT images and stencil mask images
  • Major optimizations in document loading and saving
  • Enhanced handling of malformed stream objects
  • New options for embedding and compressing fonts with the LoadFromCanvasDC function
  • Improvements to handling of CCITT images

Read about this release on our blog here.

Quick PDF Library 7.19

May 3, 2010

New Features and Improvements:

General

  • Improved object parsing speed and handling of malformed data
  • DAAppendFile, DASaveAsFile and DASaveToStream functions now set the document's modification date
  • Added usage rights functionality to the AnalyseFile function
  • New! RemoveEmbeddedFile function
  • Added EMF+ output to the renderer
  • New! AddLinkToLocalFile function
  • Added support for image ICC profiles to the renderer
  • New! RequestPrinterStatus function
  • Bug fix for return value of DrawTableRows function
  • New! SetCompatibility function
  • Improvements to /ICCBased color spaces in the renderer
  • Improvements to handling of buffer overruns in ASCII85 encoded data
  • Added support for miter limit to the renderer
  • Bug fix in decompressing flate data with a /Predictor value of 1
  • Bug fix in TrueType parser with composite characters (alignment of diacritical marks)
  • Optimizations to font handling in renderer and text extraction
  • Improved handling of Type3 fonts
  • Added support for handling of MMType1 fonts Optimizations to clipping paths in the renderer
  • Speed optimizations in the renderer with improved stack system
  • Improvements to the rendering of annotations with referenced resources
  • Improved speed of loading objects from source PDF documents
  • Improved speed of Type1 CFF conts Improvements to GetPageMode function
  • New! RemoveGlobalJavaScript function
  • New! SetEmbeddedFileStrProperty function
  • Improved parsing of empty array and dictionary objects
  • Improvements to accuracy of DrawTableRows
  • Added support for arrays to CMap parsing
  • Bug fix for rendering of large CCITT encoded images
  • Optimized adding of certain PNG images to PDF documents
  • Improved merging of documents with form fields
  • New! GetImagePageCountFromString function
  • Improvements to font substitution matching system in the renderer
  • Bug fix handling certain inline images
  • Improvements to adding EMF images to PDF documents
  • DASaveAsFile function maintains the original PDF version settings
  • Bug fix for underlines and highlights in center and right aligned text

Read about this release on our blog here.

Quick PDF Library 7.18

March 2, 2010

New Features and Improvements:

General

  • Improvements to cross reference table parsing
  • Improvements to decryption (permissions key encoding)
  • Improvements to random object names
  • Improvements to UTF-8 encoding and decoding
  • Bug fix in handling of read only files
  • Bug fix in parsing of Type 4 Functions
  • Bug fix in AddLinkToFile function for Unicode file names
  • DAOpenFile sets LastErrorCode values
  • Bug fix in processing of objects stored in object streams
  • Bug fix in DAOpenFileReadOnly function
  • DocJavaScriptAction supports “WC” rather than “DC”
  • Added 411 (File not found) to LastErrorCode
  • Added return code 2 to LoadFrom* functions (for detecting encrypted cross reference streams)
Page and document manipulation

  • Improvements to ExtractPageRanges function
  • Improvements to ExtractPages function
  • Improvements to CopyPageRanges function
  • New! SetPageBox function
  • Added options 4 and 5 to SetPageMode function (OCG and Attachments)

Fonts

  • Bug fix in AddTrueTypeFont* functions allowing text extraction from non-English code pages
  • Improvements to AddTrueTypeFont* functions, fonts in TrueType collections now supported
  • Bug fix parsing Type 1 fonts

Form Fields and Annotations

  • Support for adding choice fields
  • Bug fix in GetAnnot*Property retrieving annotation page number
  • New! IsAnnotFormField function
  • New! AttachAnnotToForm function
  • New! NewChildFormField function
  • Added tag 131 to GetAnnotIntProperty for page number of GoTo link
  • NewFormField can create parent form fields

Text extraction and rendering

  • Improvements to handling pages with inline images
  • Added support for composite fonts with variable-length encoding
  • Added support for predefined CMaps
  • Improved handling of 8-bit CMaps
  • Bug fix for handling of paths in Winding mode
  • Improvements to alpha transparency masks
  • Added support for named color spaces
  • Bug fix for text extraction CSV output with properly quoted strings
  • Bug fix in Type 1 font rasterizer
  • New! PrintDocumentToFile function

Images

  • Bug fix handling inverted Packbits TIFF images
  • Added support for rendering JPEG2000 images (not available in Delphi 4 and Delphi 5 Editions)
  • Added support for CalGray color space
  • Optimized handling of 1-bit mono image data
  • Added support for LZW predictors

Unicode support

  • AddFormField – SubName parameter
  • DAGetFormFieldTitle – return string
  • DAGetFormFieldValue – return string
  • DAOpenFileReadOnly – FileName parameter
  • ExtractFilePages – InputFileName parameter (previously only in Delphi/DLL Edition)
  • ExtractFilePages – OutputFileName parameter (previously only in Delphi/DLL Edition)
  • FileListItem – return string (previously only in Delphi/DLL Edition)
  • FindFormFieldByTitle – Title parameter
  • GetAnnotStrProperty – return string (previously only for two tags)
  • GetFormFieldCaption – return string
  • GetFormFieldChildTitle – return string
  • GetFormFieldDefaultValue – return string
  • GetFormFieldDescription – return string
  • GetFormFieldTitle – return string
  • GetFormFieldValue – return string
  • GetFormFieldValueByTitle – return string
  • GetFormFieldValueByTitle – Title parameter
  • GetTempPath – return string (previously only for Delphi/DLL Edition)
  • NewFormField – Title parameter
  • SaveToFile – FileName parameter (previously only in Delphi/DLL Edition)
  • SetFormFieldCaption – NewCaption parameter
  • SetFormFieldTitle – NewTitle parameter
  • SetFormFieldDefaultValue – NewDefaultValue parameter
  • SetFormFieldDescription – NewDescription parameter
  • SetFormFieldValue – NewValue parameter
  • SetFormFieldValueByTitle – Title parameter
  • SetFormFieldValueByTitle – NewValue parameter
  • SetGDIPlusFileName – DLLFileName parameter (previously only in Delphi/DLL Edition)
  • SetTempFile – FileName parameter (previously only in Delphi/DLL Edition)
  • SignFile – InputFileName parameter (previously only in Delphi/DLL Edition)
  • SignFile – SignatureFieldName parameter
  • SignFile – OutputFileName parameter (previously only in Delphi/DLL Edition)
  • SignFile – PFXFileName parameter (previously only in Delphi/DLL Edition)
  • StoreCustomDataFromFile – FileName parameter (previously only in Delphi/DLL Edition)

Read about this release on our blog here.

Quick PDF Library 7.17

October 29, 2009

New Features and Improvements:

  • New GetDocumentFileName function
  • Encrypted documents are no longer auto-decrypted in some circumstances (same behaviour as 7.15 and earlier)
  • MergeStreams, MergeFiles and MergeFileList functions now merge bookmarks
  • FlattenFormField function now works even if the form field does not have a /P (page) entry
  • New tags to retrieve the following annotation properties:

    Subject (/Subj)
    In reply to (/IRT)
    Unicode filename (/UF)
    Page number of GoTo link

  • PDFs with certain malformed stream objects can now be loaded (e.g. Microsoft Reporting Services PDFs)
  • Improved text extraction using mode 0
  • Improved accuracy and speed for PNG predictors in flate compressed images
  • The following code pages are now supported in the AddTrueTypeFont function:

    874 THAI_CHARSET
    932 SHIFTJIS_CHARSET
    936 GB2312_CHARSET
    949 HANGEUL_CHARSET
    950 CHINESEBIG5_CHARSET
    1256 ARABIC_CHARSET
    1361 JOHAB_CHARSET

  • Improved EMF import functionality
  • Improved masked image processing speed
  • Added support for malformed stream images with LF starting character
  • Added support for optional content groups in the renderer
  • XFA form field support now uses "MSXML2.DOMDocument" instead of "MSXML2.DOMDocument.4.0"
  • The following functions have been Unicode enabled:

    DAGetInformation
    DASetInformation
    SetCustomInformation
    GetCustomInformation
    SetInformation
    GetInformation
    GetCatalogInformation
    SetCatalogInformation
    RetrieveCustomDataToString
    StoreCustomDataFromString
    GetAnalysisInfo
    NewOutline
    SetOutlineTitle
    OutlineTitle
    NewStaticOutline
    GetOutlineJavaScript
    SetOutlineJavaScript
    AddLinkToJavaScript
    FormFieldJavaScriptAction
    GetFormFieldJavaScript
    SetOpenActionJavaScript
    PageJavaScriptAction
    DocJavaScriptAction
    AddGlobalJavaScript
    GetGlobalJavaScript
    GlobalJavaScriptPackageName
    GetPageJavaScript
    AddPageLabels
    GetPageLabel
    NewOptionalContentGroup
    GetOptionalContentGroupName
    GetDocumentFileName
    DAExtractPageText
    GetPageText
    ExtractFilePageText
    GetAnnotStrProperty
    SetAnnotStrProperty

Quick PDF Library 7.16

September 14, 2009

New Features and Improvements:

  • New GetObjectCount function
  • New GetObjectSource function
  • New DAOpenFromStream function
  • New DASaveToStream function
  • New DAGetObjectCount function
  • New DAGetObjectSource function
  • New DAGetFormFieldCount function
  • New DAGetFormFieldValue function
  • New AppendTableRows function
  • New AppendTableColumns function
  • New InsertTableRows function
  • New InsertTableColumns function
  • New FontFamily function
  • New DeleteAnnotation function
  • New GetTableRowCount function
  • New GetTableColumnCount function
  • New AppendTableRows function
  • New function AppendTableColumns
  • New CloneOutlineAction function
  • New GetActionType function
  • New GetOutlineActionID function
  • New GetAnnotActionID function
  • TIFF images optionally loaded using GDI+
  • TIFF output added to renderer
  • File names in link annotations (eg. AddLinkToFile) can now be Unicode (/UF key used in file spec dictionary)
  • NewCustomPrinter bug fix
  • HTML text font size bug fix
  • Delphi 2009 string cast bug fix
  • Fixed bug signing a PDF produced by Word 2007
  • Fixed bug with RenderDocumentToFile page number substitution
  • New pixel offset mode for rendering images to eliminate white lines
  • C# DLL wrapper handles unicode filenames correctly
  • Fixed memory leak bug: rendering documents with many large images
  • Fixed memory leak bug in DLL allocation
  • Bug fix for PDFs with comments in the cross reference stream
  • Improvements to GetPageLGIDictContent
  • Bug fix AddSubsettedFont
  • AddToFileList now supports Unicode file names

Quick PDF Library 7.15

August 6, 2009

New Features and Improvements:

  • Unicode support for filenames
  • New SetBaseURL function
  • GeoPDF support. New related functions: AddLGIDictToPage, GetPageLGIDictCount, GetPageLGIDictContent and DeletePageLGIDict
  • New ImportEMFFromFile function
  • New SetAnnotStrProperty function
  • Renderer allows fonts to be direct objects as well as indirect objects
  • Improved font matching in renderer
  • Implemented Deflate on image data with predictor and BitsPerComponent = 4

Quick PDF Library 7.14

June 9, 2009

New Features and Improvements:

  • Delphi 2009 improvements
  • Fixed CFF font decoding bug
  • Bug fix for fonts with /Differences array and no /ToUnicode entry
  • Bug fix for non-embedded fonts with slightly different standard font names
  • Bug fix for matching fonts characters with capital letters
  • New GetCanvasDC and LoadFromCanvasDC functions
  • New GetXFAFormFieldNames function
  • New GetXFAFormFieldName function
  • New GetXFAFormFieldCount function
  • Updated the docs for the XFA functions
  • New GetFontObjectNumber function
  • New SetAdvancePassword function
  • New CreateTable function
  • New SetTableColumnWidth function
  • New SetTableRowHeight function
  • New SetTableCellBorderColor function
  • New SetTableCellBorderColorCMYK function
  • New SetTableCellBorderWidth function
  • New SetTableCellBackgroundColor function
  • New SetTableCellBackgroundColorCMYK function
  • New SetTableCellPadding function
  • New SetTableCellAlignment function
  • New SetTableCellContent function
  • New SetTableCellTextColor function
  • New SetTableCellTextColorCMYK function
  • New SetTableCellTextSize function
  • New SetTableBorderColor function
  • New SetTableBorderColorCMYK function
  • New SetTableBorderWidth function
  • New MergeTableCells function
  • New DrawTableRows function
  • New GetTableLastDrawnRow function
  • New GetTableCellStrProperty function
  • New GetTableCellIntProperty function
  • New GetTableCellDblProperty function

Quick PDF Library 7.13

May 4, 2009

New Features and Improvements:

  • Delphi 2009 support
  • New functionality for GetAnnotStrProperty and GetAnnotIntProperty to handle GoToR and Launch annotations and speed improvements
  • New EmbeddedFileCount function
  • New GetEmbeddedFileStrProperty function
  • New GetEmbeddedFileIntProperty function
  • New GetEmbeddedFileContentToFile function
  • New GetEmbeddedFileContentToString function
  • New GetEmbeddedFileContentToStream function
  • Improvements to internal outline navigation
  • New GetNamedDestination function
  • Internal support for name objects directly following the obj keyword
  • Bug fix and improvements to encryption fingerprint functions
  • Option to load images using GDI+ instead of internal image handling functions
  • Support for type 3 functions
  • Improvements to image decoding
  • Support for inverted JPEG palettes
  • Faster page location when page tree is a single array
  • Support for loading 8-bit alpha mask from PNG images
  • Better rendering of encrypted documents
  • Support for alternate ICC based color space in renderer
  • Support for W=4 in cross reference stream
  • Speed improvements to object decoding
  • Bug fix for text extraction with option 4 to return single words

Read about this release on our blog here.

Quick PDF Library 7.12

March 20, 2009

New Features and Improvements:

  • Specifically targeted for ASP, C++, C#, Delphi, PowerBASIC, PowerBuilder and Visual Basic
  • Save-to-stream and Load-from-stream support for web serving
  • Advanced PDF rasterizer with RenderPageToDC and gradient support
  • Advanced PDF page combining, cloning, extraction, imposition and merging technology
  • Advanced PDF encryption, decryption (including 128-bit encryption) and digital signatures
  • TrueType font support (including font embedding)
  • Support for Japanese fonts and Turkish codepage (1254)
  • Comprehensive form field and JavaScript support
  • Built-in PDF barcode support
  • Advanced drawing, including circles and arcs
  • Rotated text, multi-line paragraph text, word-wrapped paragraph text
  • Outline and hypertext functions
  • Embedded image, file grouping and links
  • Blazing performance increase and much more...

Read about this release on our blog here.

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