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How to create Virtual Printer using: C++ | C# | Delphi | VB.NET | VB 

EMF Virtual Printer News and Version History

 

News

April 7 2014
EMF to PDF converter has been improved with "Image Quality" option which allow to create lightweight PDF documents.

April 4 2014
Documenation has been improved with section "For Developers"

April 2 2014
Issue with unicode and utf-8 text encoding has been fixed

February 25 2014
+ Watermark feature for PDF format has been added;
+ New option "Image Quality" for PDF format has been added.

February 17 2014
+ Issue with redirected feature, when direct and redirect printing have differences, has been fixed.

February 12 2014
+ issue with Start menu on multi-printers installation has been fixed;
+ issue with floating lines in EMF to TEXT converter has been fixed.

February 5 2014
Version 8.0 is released.

+ new VPD SDK for driver settings configuration from C++ application;
+ new driver settings options;
+ new GUI for driver configuration;
+ improved localization in many languages;
+ improved MSI installer;
+ improved documentation;

December 24 2013
FTPS support has been added

December 12 2013
Issue with unicode document name in an INI-file has been fixed

November 29 2013
Option for PDF creation date has been added.

November 28 2013
Issue with PDF page size has been fixed

October 3 2013
MSI installation package is available

September 25 2013
Issue with "broken" words in EMF to PDF converter has been fixed

September 6 2013
Fixed a bug in EMF to PDF converter when option "PDF: Separate" is enabled and option "PDF: Use mthread" is disabled.

September 5 2013
Fixed a crash in EMF to TIFF converter when option "TIFF: multipage" is enabled and "Converter: threads" is more that 1.

August 27 2013
Developer kit for demo printer is available.

August 5 2013
AES encryption for FTP/SFTP session credentials has been added

July 23 2013
SFTP file upload support has been added

July 15 2013
Issue with empty files in PDF converter has been fixed

July 14 2013
Paper sizes up to 200" x 200" for PDF format has been supported

July 3 2013
Windows 8.1 is supported

November 26 2012
Hebrew text output for emf2txt converter has been improved

November 9 2012
Bug with POS converter has been fixed;
Bug with double redirection has been fixed.

August 27 2012
POS converter has been improved with:
- FontA and FontB fonts selection;
- Dynamical paper height for output files;
- Issue with spool redirect has been fixed.

August 23 2012
Issue with multiple printers installation on one PC has been fixed

March 13 2012
+ The Virtual Printer Driver Installer does not use the UNIDRV driver installer;
+ NSIS scripts return error codes if the Virtual Printer Driver installation fails;
+ Preprocessing and Preconverting logic have been updated;
+ Transfer modes through WM_COPYDATA and named pipe has been added for Preprocessing and Preconverting steps; + Windows 8 support has been added;
+ The Virtual Printer Driver Agent logic has been updated;
+ A new multi-threaded emf2pdf converter has been released.

December 12 2011
Our driver now supports Windows 8

November 10 2011
The workflow of Virtual Printer Driver now is the following:
- preprocessing;
- preconverting;
- postconverting.

At the preprocessing step, your application can resume or cancel the print job.
At the preconverting step, your application can change converting options or modify source files (EMF, PostScript or RAW).
At the postconverting step, your application can do anything with result files.

October 18 2011
Version control of Agent service installation process has been implemented.

October 13 2011
Version 7.2 is released
+ setup is improved
+ fixed small issues in progress dialog
+ agent is now working from installation directory

September 20 2011
Bug with PDF page orientation has been fixed.
Bug with [PDF] section of INI-file has been fixed.

September 16 2011
Version 7.1 is released

- new multi-threaded converter for emf2bmp/jpeg/png/single tiff with up to 250% performance improvement.
- new emf2txt converter with better text formatting.
- new watermarks engine with convenient control and up to 300% performance improvement.
- added new intercommunication feature - using pipes.
- additional adjustments of productivity and quality.

September 14 2011
Bug with glyph extraction in emf2txt converter has been fixed.

August 23 2011
We have begun work on switching-on of scripting language in the converter.

August 17 2011
Virtual Printer Beta is available for testing.

May 20 2011
New watermarks engine with cache and enhanced features for configuration was realized.

February 1 2011
Shared printing has been added
Module for FTP upload has been added
POS parser has been updated
Paper size issue has been fixed
Multi-thread issue in Agent has been fixed

April 27 2010
Now we have a new service: the development of POS-printer.

March 30 2010
New concept for watermarks is released.

March 5 2010
New agent is implemented as a Windows service;
Tab for configuring the agent have been added in the Properties dialog;
Now you can can use BMP/JPEG/PNG files as watermarks.

October 15 2009
Spanish and Portuguese localizations have been added.

August 31 2009
Now our Virtual Printer is supported on Windows 7.

 

Version History

February 5 2014 :: Version 8.0
+ new VPD SDK for driver settings configuration from C++ application;
+ new driver settings options;
+ new GUI for driver configuration;
+ improved localization in many languages;
+ improved MSI installer;
+ improved documentation;

March 14 2012 :: Version 7.3
- Installer of Virtual Printer Driver does not use installer of UNIDRV driver.
- NSIS scripts return error codes if Virtual Printer Driver installation fails
- Preprocessing and Preconverting logic have been updated
- Transfer modes through WM_COPYDATA and named pipe has been added for Preprocessing and Preconverting steps
- Windows 8 support has been added
- Virtual Printer Driver Agent logic has been updated
- New multi-threaded emf2pdf converter has been released

October 13 2011 :: Version 7.2
+ setup is improved
+ fixed small issues in progress dialog
+ agent is now working from installation directory

September 16 2011 :: Version 7.1
+ new multi-threaded converter for emf2bmp/jpeg/png/single tiff with up to 250% performance improvement.
+ new emf2txt converter with better text formatting.
+ new watermarks engine with convenient control and up to 300% performance improvement.
+ added new intercommunication feature - using pipes.
+ additional adjustments of productivity and quality.

February 1 2011 :: Version 7.0
+ Shared printing has been added;
+ Module for FTP upload has been added;
+ POS parser has been updated;
+ Paper size issue has been fixed;
+ Multi-thread issue in Agent has been fixed.

August 31 2009 :: Version 3.5
+ Windows 7 support added.

August 3 2009 :: Version 3.4.1
+ French language support added.

April 24 2009 :: Version 3.4
+ Chinese language support added.

July 11 2008 :: Version 3.3
* Updated installation scripts in keeping with the new version of PDF Creator Pilot.

March 21 2008 :: Version 3.2
* Fixed bug with dmCopies field from DEVMODE structure.

March 21 2008 :: Version 3.1
+ Added alternative algorithm for extracting EMF pages from a spool file.

November 3 2007 :: Version 3.0
+ Virtual printers are now compatible with Windows Vista.

June 15 2007 :: Version 2.8
+ Virtual printers are now able to keep approximate text formatting when converting to TXT (plain text) format.

May 23 2007 :: Version 2.7.1
+ Quality of conversion to 1-bit raster images has been improved.

May 22 2007 :: Version 2.7
+ Virtual printers now distinguish different terminal sessions of the same user.

May 21 2007 :: Version 2.6
+ Virtual printers now support Windows printer sharing.

April 26 2007 :: Version 2.5
+ Extracted plain text is now sorted according to the coordinates of a text output command.

April 18 2007 :: Version 2.4
+ Added the /S command line parameter (very silent install) for the driver setup module.

April 11 2007 :: Version 2.3
+ Added tray mapping.

April 5 2007 :: Version 2.2
* Removed a .lng file in the driver directory.

April 4 2007 :: Version 2.1
+ Now cleans up any remaining print jobs.

March 30 2007 :: Version 2.0
+ New progress indicator.
+ Added a dithering option for BMP, PNG and TIFF.

How to create Virtual Printer using: C++ | C# | Delphi | VB.NET | VB 

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