Frequently Asked Questions

We've tried to answer a wide range of frequently asked questions here. If there's something we've missed leave a message on the forum or contact us directly. The FAQ is broken into a Sales, Technical and Sample Code section to make browsing easier.

Sales

• Where can I buy Quick PDF Library?

  Quick PDF Library can be purchased online through our online store or through one of our resellers.

• How do I purchase an upgrade to version 8?

• Do I get the DLL, ActiveX and Delphi editions of Quick PDF Library when I purchase a license or do I need to buy each edition separately?

• How is Quick PDF Library licensed?

• There are 8 people in our development team and we’re supporting 4 different products. How many licenses we need to purchase?

• Can I purchase a source code license for Quick PDF Library?

• I just downloaded Quick PDF Library to evaluate. Where can I find the trial license key?

• Is Quick PDF Library royalty-free?

• Where can I find my license key?

• Unlock Quick PDF Library with license key

• Can I renew or reset a trial license?

• Can I become a reseller of Quick PDF Library?

• What programming languages does Quick PDF Library support?

• Can I use the trial version for development purposes?

• I just downloaded a demo version of your library. Do you provide any support during the trial period?

• How to get discount when upgrading from iSEDQuickPDF to Quick PDF LIbrary

• Upgrade protection definition

• Upgrade Policy for Quick PDF Library

Technical

• Where is the Quick PDF Library forum located?

  The Quick PDF Library forum is located at http://www.quickpdf.org/forum/.

• Create duplicate checkbox form fields with different export values

• Library finds extra form field that doesn’t exist

• Signing and Encrypting Issue

• Unit QuickPDF0724 was compiled with a different version of Printers.TPrinter

• Printing PDF with font PMingLiU or MingLiU

• Is Quick PDF Library compatible with Delphi 2009?

• How do I create an InstanceID in Quick PDF Library Lite?

• C++ Builder and ActiveX

• I digitally signed a PDF, but I can’t see the signature in the document?

• Compression of JPG image when using

• I want to use Quick PDF Library with VFP9 (VISUAL FOX PRO 9.0), is this possible?

• Fields with LiveCycle

• Resampling a PDF to reduce file size

• Removing blank pages when using AddImageFromFile and Multipage TIFF

• How do you find if a PDF is compressed or not?

• PDF colouring boxes in a layer

• Thumbnail View and Drag&Drop?

• how to add a header comprising of a logo and a passed text to each page of an existing pdf file

• Replacing Text in PDF

• Can Quick PDF Library print PDF forms that use XFA form fields?

• Signing PDF with a Smartcard

• Rendering PDF - are gradients supported?

• numeric form fields

• Reset owner password

• How can I programatically find out if text is inverted or rotated?

• determining how many lines will fit inside of a form field

• IIS crashes when application calls GetWrappedText()

• Printed PDF turns black.

• How do you make all text black?

• Extract text by character

• How do I retrieve all URLs and related text from a PDF?

• Adobe Reader Extensions / Usage Rights

• I have an old version of Quick PDF Library. ISED.DLL and ISED.TLB have dates from March 2004. I am now having problems merging PDFs that I think were created using Acrobat 9. Is there a known problem with this?

• how to change text in pdf without creating new pdf

• Can Quick PDF Library print existing PDF files to an installed printer?

• Add TIFF image to PDF

• How can I set an optional content group to behave as radio buttons?

• Can’t do imposition due to \Rotate command in source PDF

• Bold character problem

• Can Quick PDF Library be used as a printer driver?

• Text extraction functions - why so many?

• EncodePermissions - CanAssemble?

• Multi-page PDF form not printing values

• How do I get Quick PDF icons to appear in Excel?

• Can I create linearized PDF (fast web view) files with Quick PDF Library?

• Can QuickPDF work with Acrobat 9/10 PDF files?

• I have to open a file, make changes and save it as new or same file?

• How can I get text in a text block and its bounding rectangle?

• Getting Image information: Page, X/Y Location?

• Do you have problems with missing text, images and shapes or inverted and backwards text?

• Searchable PDF from TIFF images

• Drawtext in the Center of the page?

• QuickPDF function to open pdf file.

• Clearing memory?

• Hiding or deleting a form field does not seem to work.

• How do I arrange pages after extracting them with the ExtractFilePages function?

• Does Quick PDF Library support 64-bit machines?

• What is the default page size for a new page?

• What is the default measurement unit for the drawing functions?

• What is an outline?

• How do I use the ActiveX edition of Quick PDF Library with Delphi?

• Does Quick PDF Library support right-to-left languages?

• Can I use Quick PDF Library with PHP?

• Why can’t Direct Access and standard functions be used together?

• What is the role of QuickPDF.org?

• Is Quick PDF Library compatible with Delphi 2007?

• Load PDF from blog field in SQL Server 2008

• Delphi 3 PDF component

• Check to see if a PDF has been tagged

• Is 256-bit AES encryption supported?

• How does the ReplaceTag function work?

• Is Java supported? If not, will it?

• Sign PDF file with SmartCard

• Which functions have been renamed?

• Support for Windows Device Context?

• Device Context & StartPage()

• Is there any support for PDF Portfolio’s?

• Enable for commenting and analysis in Adobe Reader

• Preview, fill and print tax PDF forms created in Adobe LiveCycle

• Compatible within 64-bit environment if the project is target to an x86

• Create a single multipage TIFF from a multipage (scanned) PDF file

• Manually check to see if a font can be embedded or not

• Apply multiple digital signatures to a PDF

• Can I use Quick PDF as a viewer in my C++ application?

• Can I use Quick PDF to render to GTK Device Context?

• Does Quick PDF support adding Chinese characters into PDF files?

• What functions can I use to add a link to an external video?

• How are PDFs displayed?

• Easily switching between versions with the Delphi edition

• Add text at the point of click on a rendered PDF

• Problem converting TIFF image to PDF using Delphi

• Change the Base URL property

• Add Form Field for Digitial Signature to Existing PDF on Last Page

• Check to see if printing was successful

• Vector Graphics for extremely large files.

• Are Optional Content Groups and Layers the same thing?

• Redact information from a PDF

• Problem loading single page TIFF using AddImageFromFile

• Convert scanned PDF files to BMP images

• Developing application with Visual Studio 2005. What operating systems are supported?

• Support for PDF to TIFF conversion?

• Capture a page from a document and draw it onto another page

• Problems removing usage rights from a PDF form

• PDF/A-1 conformance

• Use Delphi Edition with Borland C++ Builder 5?

• Render a PDF document and include editable form fields

• CodeGear C++ builder 2007

• Are PNG images supported?

• Generate a dynamic table of contents

• Problems setting text size when using DrawText

• HTML to PDF conversion

• Is the Quick PDF Library compiler independent?

• hebrew in form fields

• Delphi 4 and Delphi 5

• What happens if the library is not unlocked correctly?

• File Attachments

• Check DPI of image in PDF and adjust resolution if it is greater than 150 DPI

• Create internal links from the PDF TOC to the start of the relevant chapter

• ExtractFilePages function creates a blank pdf

• Extract Text from PDF / create new PDF from extract information

• Generating a PDX for pdf files

• Is there a way to use a background color other than white when rendering a PDF?

• Error Message: There was an error opening this document. This file is already open or in use by another application

• Is it possible to save PDF content to a XML File using Quick PDF?

• Support for FDF (forms data format)

• Bit depth of pdf to image

• The device context returned from the GetCanvasDC does not respond to GetDeviceCaps queries?

• What is the difference between Layers and Optional Content Groups (OCGs) in Quick PDF Library?

• Add reference to dll file within Visual Basic 2008

• compressing pdf files

• merge two pdf’s with 1.5 page to 3 page

• Create my own PDF printer driver with it’s own name

• Does Quick PDF Library output to PDF/X1a-2001 and PDF/X3-2002?

• How do I redistribute, from a techincal point of view

• When drawing text from a Windows device context DC how is the text handled?

• Merge Optional Content Groups (OCGs)

• Reduce File Size

• Can’t get size information.

• Why has the named changed from iSEDQuickPDF to Quick PDF Library?

• How to place image without Background

• Converting a Visual FoxPro report to PDF File

• How do I read a text print file and create a new PDF

• Can Quick PDF Library convert PCL to PDF?

• Clip text to a rectangle

• Why is my PDF so big?

• Is Quick PDF Library compatible with Delphi 2010?

• NewCustomPrinter is changing printer name incorrectly

• Embed Audio File

• How to set the Font Size and Type in a Drop-Down Form Field?

• PDF/A release date

• Is quick PDF compatible with VB6?

• Rendering Annotations

• Signature date/time are from the clock on the signer’s computer

• Digital Signature: .p7c instead of .pfx file

• Is it Possible to merge multiple tif files to one tif file with your library?

• AddLinkToPage position

• Is it possible to change font for existing pdf file?

• File size increases after using CombineLayers

• Stop flickering when rendering with Qt

• How do I encode a string with UTF8 encoding?

• Problem Setting FontFlags

• Ms Access 2007 Report to PDF

• SetOrigin( 1 ) is sometimes bottom left instead of top left. Why and how can I know in advance?

• UTF-8 Codepage List

• Is it possible to get CMYK or spot colour separations from the PDF as tifs?

• If this message is not eventually replaced by the proper contents of the document, your PDF viewer may not be able to display this type of document.

• Font Naming error

• How are Unicode characters handled with the ActiveX, DLL and Delphi editions of the library?

• Problems Writing Multipage Tiff to PDF

• Which functions have been deprecated and deleted?

• Importing existing print ready pdf templates

• Merge variable data with PDF forms

• Print PDF - spool file size

• Layer Attributes

• Printing page by page

• Changing the printer capability

• Can we remove specific image from a PDF using QPL?

• Active X component can’t create object

• Adding PRC unicode strings into Quick PDF

• Drawing into DC - scaling problem.

• Must I re-compile after I upgrade Quick PDF Library’s ActiveX component?

• I want to draw an image onto a PDF, but the page size is in millimeters and the image size in pixels, so how do I draw the image to scale?

• PageWidth difrent from DAGetPageWidth

• How do I add an image and make it transparent

• PNG image in PDF has PNG prediction with differing /BitsPerComponent

• Visual Objects 2.6 / 2.7

• How can I specify which font I want to use when creating tables in a PDF?

• Setting Magnification to “Fit Visible” using SetOpenActionDestination

• How can I detect PDFs that have text-searchable content vs. image-only PDFs?

• How can I detect color PDFs vs. black and white?

• Is it possible to OCR an existing PDF without changing the image content?

• Can GetPageText access hidden text layer of searchable PDF

• Support for Rich Media Such as Flash

• C++ PDF Library

• Can I use the MergeFileList function with one or more encrypted files?

• Recompose splited images after image extraction.

• How do I initiate the Delphi Edition of Quick PDF Library when using a Delphi IDE?

• How can I change the Tiff compression when exporting from PDF?

• Headers, Footers and Variable Length Body

• What’s a filelist?

• Adding Forms Fields Over Shapes

• Filling PDF form fields with AUTO font

• PDFs printed with QuickPDF lose bold style

• DAAppendFile and DASaveAsFile

• Rotated pages do not print?

• Detect empty pages

• CDS signing USB

• How do I get the width and height of text that’s already in a PDF?

• Use QuickPDFLite with VB6 to decrypt pdf file

• Problem with setting multiple copies with SetupCustomPrinter

• Using with C# in VS 2008

• PDFRotatePage - Rotating in increments problem

• Can I get the loading progress of a very big PDF document?

• AddImageFromFile is too slow while reading tiff images

• About GetAnnotDest, GetActionDest

• Do I need Adobe Reader or Adobe Acrobat installed to use your PDF SDK?

• How do I mimic the Adobe zoom options: Actual Size, Fit Page, Fit Width, Fit Visible ?

• Nested OCG Groups

• How can I split pages by bookmarks?

• Clearing memory

• How to transform PDF file in …

• SVG to PDF conversion

• Is Quick PDF Library compatible with Delphi XE?

• Text select tool- possible?

• ExtractPages and FormFieldCount

• Do I need to install the quick pdf library and run regsvr32 to register the dll everytime I install my VB 2008 application.

• Render page as inline JPG/JPEG in browser

• Does QuickPDF support use of digital certificates in Windows CAPI store?

• Pushbutton Action

• UTF8 DrawText Delphi7

• Database lookups

• Is it possible to extract text from a page area with QuickPDF?

• draw html text with hebrew

• Rotate and scale image

• What file types can be embedded in a PDF?

• RenderPageToDC and resolution

• Where can I find the latest PDF reference?

• MS Document To PDF

• Contents not visible

• NewPages function doesn’t work as described inthe Reference Guide

• Problem opening pdf after MergeFileListFast

• Signing and Encrypting

• What is a coordinate?

• Place object to background

• Inverted image - AddImageFromFile and DrawImage

• How to remove Embedded Font?

• How can I get a bounding box (coordinates) for a text object?

• RenderPDFToVariant in VB6 ?

• What HTML tags does the DrawHTMLText function recognize?

• barcode datamatrix rotate clockwise anti-clockwise

• Supported Languages…

• Info about DARenderPageToString function

• Determine File Size

• How do I create PDF forms with Quick PDF Library?

• making scanned pdf

• Verify a signature

• How To Get Selected Value From Drop Down List?

• Embed HTML Javascript Code into the PDF

• What is a pushbutton?

• Is Quick PDF Library thread-safe?

• DocJavaScriptAction function: Need Help [urgent]

• Why is there a 255 character limit for JavaScript strings in the FormFieldJavaScriptAction function?

• Cannot Get An Instance to PDFLibrary Instantiated Using Vb.net (ASP.NET)

• Verify a added Signature in PDF

• How does the FormFieldCount function work?

• Does quickpdf library support searching and highlighting japanese texts in a pdf file?

• Exceptions in COM Version?

• DataMatrix Symbol “ModuleSize”

• Text extraction from landscape pdf

• Form Field Required

• What paper size values can be used with the SetupCustomPrinter function?

• Replace an Image

• GetFormFieldType returns 7?

• creating fdf file

• Form Field DateTime Numeric

• Is there a community support forum for Quick PDF Library?

• Is arabic Language supported

• Undo Drawing or delete drawing

• Is QuickPDF compatible for Powerbuilder 10.5?

• Where can I find the Quick PDF Library function reference?

• Any plans for QR Codes?

• MS Access 2010 64 bit with VBA

• Merge limitations

• Where can I find code samples for Quick PDF Library?

• Why is font not embedded when using AddSubsettedFont?

• Javascript access form fields

• Add links to a PDF

• Get Field Info in Visual Basic 6

Sample Code

• How do I set the font color?

• Can I programmatically flatten form fields in a PDF using Quick PDF Library?

• How do I retrieve all the items in a drop down form field?

• Draw text under a barcode

• Securing PDFs to either prevent editing or warn that have been edited

• How can I fit to page?

• Extract text from PDF without using GetPageText or other extraction functions

• Can I use Quick PDF as a viewer in my Delphi Application?

• How to view a PDF in my Delphi application using DARenderPageToStream?

• Chinese Characters and Subsetted fonts

• How to run C# sample

• Extract first page of PDF, resize, then save to disk

• Simple Code to add a layer to a PDF

• How can I create a background color for a complete document page with Quick PDF?

• Add an image to a PDF and preserve the aspect ratio when it’s drawn

• Convert image to PDF

• Check to see if a page in a PDF contains any images

• Draw text with Korean font onto PDF

• Can I add an image to PDF file using Quick PDF Library Lite?

• Generate PDF report using data from MS Access database

• Using C# and the DLL edition of Quick PDF Library

• Using Visual Basic and the ActiveX edition of Quick PDF Library

• Using Visual Basic and the DLL edition of Quick PDF Library

• Streaming the PDF document directly to the browser

• How do I use the SetupCustomPrinter function?

• how to set bold font

• Sample code for filling in form fields in a PDF?

• Rich Text Format output

• Create multiple pages and set font size and family in VBScript

• insert textbox into table

• Create check box form fields

• Find a specific word in a PDF file

• Extract text and images and insert into new PDF

• Overlay one page onto another (stitch PDFs)

• Convert a multipage TIFF image to a multipage PDF

• How to create optional content groups (ocgs) in PDF files

• Get data from radio button form fields

• Render PDF in Windows Forms with .NET

• Create Radiobuttons

• Image rotation can it be an angle like 60?

• Extract images from a PDF

• Create preview thumbnail for each page in a PDF using Visual C++

• Get and set JavaScript for Document Actions

• How does the SetBlendMode function work?

• Rendering page to viewer consolidating differing measuring units?

• Add drop down form fields to my PDF

• How to put an image inside a table cell?

• How to add barcode to each page of the pdf in the single document

• How do I apply a digital signature to a PDF using Quick PDF Library?

• Display x and y coordinates in Adobe Reader

• Can I use Quick PDF Library with Borland C++ Builder 3?

• Can I use Quick PDF Library with VB6?

• Combine PDF files together?

• Add an image watermark to a PDF

• How can I insert pages from one PDF file to another PDF file?

• Render a PDF as an image with an asymmetrical DPI

• How do I create thumbnails for pages in PDFs?

• Testing for locked PDF’s

• How do you set Initial View Magnification using QuickPDF?

• Render PDF to device context using Visual Basic 6

• Generate PDF report from MS Access application coded in VB

• Multiple drawing of many small PDFs in a new one (imposition)

• Display watermark only when document is printed

• Removing a password

• How can I delete all form fields from my document?

• How can I rename a form field?

• Add a barcode to a PDF

• Extract fonts from pdf

• How do I use an unsigned char* string with the LoadFromString function?

• How can I highlight text in an existing pdf?

• How do I use the ImportEMFFromFile function?

• Relative path in linked file

• How do I get a list of the available paper trays for the selected printer?

• How to merge PDF files?

• I need DAAppendFile sample code (Delphi)

• How do I convert an image file to PDF?

• Unicode example with c++ or c#

• Can I embed a file in a PDF?

• Scale a page for numbering?

• Can I use Quick PDF Library with Microsoft Access?

• Stamp with an other pdf file