PDF Editor

How to change PDF version by virtual printer?

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     In this article, I will show you one method of changing PDF version by virtual printer VeryDOC PDFcamp Pro Printer. It is a powerful Windows-based virtual printer with the ability to convert any type of printable document. Meanwhile it allows you to change PDF version easily. By it, you can also define page size, set resolution, edit PDF description, encrypt PDF document, etc. Please check more information of this software on homepage, in the following part, I will show you how to use this software.

Step 1. Install PDFcamp Pro Printer

  • Please note this virtual printer is 32-bit version, if your computer is 64-bit version, this software is not available for you.
  • This software is Windows based, when downloading finishes, there will be an exe file. Please install this software by double clicking the exe and following installation message.
  • When installation finishes, there is no icon of this software on desktop. Please launch this software going to printer list.

Step 2. Print PDF to virtual printer.

  • When changing PDF version, please open PDF file and then go to File—> Print to find the virtual printer. Please check detail steps from the following snapshot.

print PDF to virtual printer

  • After clicking Print then you will enter the menu option like the following snapshot. Please click arrow of choosing printer to set virtual printer as PDFcamp Printer.

choose virtual printer

  • There is a button Properties next to it. Click it then you enter menu options like the following snapshot.

change PDF version

  • There are many tabs of this software. So you can define page size, set resolution, edit PDF description, encrypt PDF document, etc. When we need to change PDF version, please go to tab of Doc Info then you will see menu options like the above snapshot.
  • Here you can also set title, subject, author and keyword information.
  • There are three PDF versions available for you to choose like PDF 1.3, PDF 1.4 and PDF 1.5.
  • When you finish setting, please click button OK to back to the main interface.
  • Meanwhile the printing process for changing PDF version will be launched too.
  • A few seconds later, you will be reminded to save the converted PDF file to a folder.
  • Up to now the process of changing PDF version has been finishes.

By this virtual printer, we can change PDF version easily. During the using, if you have any question, please contact us as soon as possible.

DOC to Any Converter

How to convert Office to PDF, Office to image and Office to HTML?

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Question:Hi, I am a software developer looking for a component for converting office documents to PDF / images / HTML. Do you have a component like that? I hope there is a solution on VeryDOC?

Answer:When you need to convert Office to PDF / images / HTML by component or command line tool, maybe you can have a free trial of this software: VeryDOC DOC to Any Converter SDK/COM Version, which contains COM object (or DLL Library, or Command Line), file conversions can be done consecutively or simultaneously. Meanwhile this software also can help allows you to call it from Visual Basic, C/C++, Delphi, ASP, PHP, C#, .NET, etc. Please check more information of this software on homepage, in the following part, I will show you how to use this software.

Step 1. Download DOC to Any Converter SDK/COM Version

  • When converting Office file to PDF, image, HTML, you need to install MS Office, or Open Office excepting converting doc file to those file formats. Or else the conversion can be done.
  • When downloading finishes, you will get a zip file. Please extract it to some folder then you can use it normally.

Step 2. Convert Office to PDF, Office to Image and Office to HTML.

Convert Office to PDF

  • When converting Office to PDF, please refer to the following command line templates:

    • doc2any.exe C:\in.doc C:\out.pdf
    doc2any.exe C:\in.ppt C:\out.pdf
    doc2any.exe C:\in.xls C:\out.pdf
    doc2any.exe C:\in.docx C:\out.pdf
    doc2any.exe C:\in.pptx C:\out.pdf
    doc2any.exe C:\in.xlsx C:\out.pdf
    doc2any.exe C:\*.doc C:\*.pdf
    Here are some parameters you may need to set limitations for output PDF file.
    -append <int> :
        -append 0               : Overwrite if PDF file exists
        -producer <string>: Set 'producer' to PDF file
    -creator <string>      : Set 'creator' to PDF file
    -subject <string>      : Set 'subject' to PDF file
    -title <string>           : Set 'title' to PDF file
    -author <string>       : Set 'author' to PDF file
    -keywords <string>  : Set 'keywords' to PDF file
    -openpwd <string>   : Set 'open password' to PDF file
    -ownerpwd <string> : Set 'owner password' to PDF file
    -keylen <int>          : Key length (40 or 128 bit)

Converting Office to Image.

  • When converting Office to image, please refer to the following code templates:

    • doc2any.exe "C:\in.doc" C:\out.gif
    doc2any.exe "C:\in.doc" C:\out.png
    doc2any.exe -useprinter -xres 300 -yres 300 -bitcount 1 -compression 4 "C:\in.doc" "C:\out.tif"
    doc2any.exe -width 200 -height 150 -useprinter -useoffice 1 example.docx" "example.jpg"
    Here are some parameters for your reference:
    -useprinter     : Convert DOC files to other formats via virtual printer
    -width <int>    : Set page width to PDF file
    -height <int>   : Set page height to PDF file
    -xres <int>     : Set X resolution to image file
    -yres <int>     : Set Y resolution to image file

Converting Office to HTML

  • When converting Office to HTML, I will take converting Doc to HTML for example. Please check the conversion from the following snapshot.

DOC to HTML

This software can help you convert Office to HTML file in a few seconds.

By this software, we can convert Office to PDF, office to image and office to HTML easily. During the using, if you have any question, please contact us as soon as possible.

DOC to Any Converter

Need recommendations from an ASP.Net compatible HTML to PDF library

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Question:I am looking for a library to convert HTML to PDF, including styles. I would prefer it be able to accept a URL as an option, but if required, HTML can be passed in as a stream/byte array with all styles in a single file/buffer. I am using VB / ASP.Net 3.5. I have complete control of the server machine ( I can run as a service, etc... ) however, I cannot require the user to be logged in, so no application level or print driver type solutions please. Is there any solution on VeryDOC?

Answer: According to your needs, you need to convert HTML to PDF by online URL instead of downloading it to local file. And you need to run the conversion from ASP.NET or VB. Meanwhile you do not need to use no application level or print driver type solutions. So I guess maybe you can have a free trial of this software: VeryDOC DOC to Any Converter, by its SDK version, you can use the library to convert HTML to PDF by URL. Meanwhile the SDK version also can help you run the conversion from HTML to PDF together with other programming languages like Visual Basic, C/C++, Delphi, ASP, PHP, C#, .NET, etc. Using the COM object (or DLL Library, or Command Line), file conversions can be done consecutively or simultaneously. Please check more information of this software on homepage, in the following part, I will show you how to use it.

First of all, free trial DOC to Any Converter SDK

  • Download DOC to Any Converter SDK/COM Version. There are two versions for you to choose, developer version and server version. Please choose the proper version according to your needs.
  • When downloading finishes, there will be a zip file. Please extract it to some folder then you can use it normally and find code templates.

Second, convert HTML to PDF from ASP.NET by library.

  • When you need to run the conversion, please refer to the following code template:
  • Please download and install EXEShell COM Library (freeware) and then use following ASP code to run the conversion. <%
        Set comEXEShell = Server.CreateObject("exeshell.shell")
        RootPath = Server.MapPath(".") & "\"
        EXEFile = RootPath & "doc2any\doc2any.exe"
        DOCFile = RootPath & "https://www.verydoc.com/"
        PDFFile = RootPath & "out.pdf"
        strCommandLine = EXEFile & " " & DOCFile & " " & PDFFile
        response.write strCommandLine & "<br>"
        comEXEShell.RunCommandLine "UserName", "Password", strCommandLine
        Set comEXEShell = Nothing
    %>
    ~~~~~~~~~~~~~~~~~
    Remark:
    You may encounter Error 1314 in some Windows systems when you switch between user accounts, this is caused by permission setting, please refer to the steps in #2 to solve the 1314 Error.

By this software, you can convert HTML to PDF from ASP.NET by PDF library. During the using, if you have any question, please contact us as soon as possible.

DOC to Any Converter

Need recommendations for an ASP.Net compatible HTM to PDF library

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Question:I am looking for a library to convert HTML to PDF, including styles. I would prefer it be able to accept a URL as an option, but if required, HTML can be passed in as a stream/byte array with all styles in a single file/buffer. I am using VB / ASP.Net 3.5. I have complete control of the server machine ( I can run as a service, etc... ) however, I cannot require the user to be logged in, so no application level or print driver type solutions please. Is there any solution on VeryDOC?

Answer: According to your needs, you need to convert HTML to PDF by online URL instead of downloading it to local file. And you need to run the conversion from ASP.NET or VB. Meanwhile you do not need to use no application level or print driver type solutions. So I guess maybe you can have a free trial of this software: VeryDOC DOC to Any Converter, by its SDK version, you can use the library to convert HTML to PDF by URL. Meanwhile the SDK version also can help you run the conversion from HTML to PDF together with other programming languages like Visual Basic, C/C++, Delphi, ASP, PHP, C#, .NET, etc. Using the COM object (or DLL Library, or Command Line), file conversions can be done consecutively or simultaneously. Please check more information of this software on homepage, in the following part, I will show you how to use it.

First of all, free trial DOC to Any Converter SDK

  • Download DOC to Any Converter SDK/COM Version. There are two versions for you to choose, developer version and server version. Please choose the proper version according to your needs.
  • When downloading finishes, there will be a zip file. Please extract it to some folder then you can use it normally and find code templates.

Second, convert HTML to PDF from ASP.NET by library.

  • When you need to run the conversion, please refer to the following code template:

    • Please download and install EXEShell COM Library (freeware) and then use following ASP code to run the conversion. <%
        Set comEXEShell = Server.CreateObject("exeshell.shell")
        RootPath = Server.MapPath(".") & "\"
        EXEFile = RootPath & "doc2any\doc2any.exe"
        DOCFile = RootPath & "https://www.verydoc.com/"
        PDFFile = RootPath & "out.pdf"
        strCommandLine = EXEFile & " " & DOCFile & " " & PDFFile
        response.write strCommandLine & "<br>"
        comEXEShell.RunCommandLine "UserName", "Password", strCommandLine
        Set comEXEShell = Nothing
    %>
    ~~~~~~~~~~~~~~~~~
    Remark:
    You may encounter Error 1314 in some Windows systems when you switch between user accounts, this is caused by permission setting, please refer to the steps in #2 to solve the 1314 Error.

By this software, you can convert HTML to PDF from ASP.NET by PDF library. During the using, if you have any question, please contact us as soon as possible.

PDF Compressor

Fast PDF Compression Library for .NET

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Question:I need a fast PDF Compression library for .NET that will allow me to run 10 concurrent threads each compressing a separate PDF file to around 10% of its original size. Any suggestions? (I have already tried out the product from some applications. It is not as fast as I need.) I hope there is solution on VeryDOC?

Answer: According to your needs, maybe you can have a free trial of this software VeryDOC PDF Compressor SDK, by which you can call it from .NET for fast compression. And the compression speed of this software is quite fast. The SDK is available for custom applications (majority of programming languages are supported: C#, C++, Delphi, Visual BASIC, VB.net, etc). Please check more information of this software on homepage, in the following part, I will show you how to use this software.

Download PDF Compressor SDK Developer License

  • Now the developer SDK version downloading link is unavailable. But if you are interested it, please contact us then we will give the trial version link at once.
  • For testing its working ability, you can try the command line version. Here is the download link of command line PDF compressor.

Check what SDK version can do for you also.

  • It can help you create password protected PDF directly after compression.
  • Option to embed font and subset non-embedded fonts to compress PDF.
  • Remove prohibited entries, e.g., JavaScript, Interactive Form etc.
  • Remove unused objects (a garbage collector for PDF files)
  • Allow to email, transmit, download & upload compressed documents quickly & easily.
  • It can help you reduce storage & transmission requirements by more than 10%.
  • When you need, it can help you archive documents with full PDF/A compliance.
  • Compress multiple files or an entire folder of documents, and its subfolders, with a single Command Line Operation.
  • And this is Windows version software, it supports all Window system like 2000/XP/2003/Vista/2008/7, 32bit and 64bit, Windows platforms.
  • This software takes compression method of JBIG2, which provides the best compression solution to compress B/W image files.
  • It is able to enhance PDF compression using the JBIG2Decode filter instead of CCITTFaxDecode, it is support lossless compression.
  • This SDK software can help you compress PDF of scan file type. It can optimize scanned PDF which performs various image clean-up tasks (de-skewing, edge enhancement) and also nicely compresses files.

For now we can not provide code template for .NET and parameters. Please contact us then we will give example and tutorial directly. Meanwhile if you need to know more functions of this SDK version, please contact us as soon as possible.