GScan2PDF 2.5.6 Released with Stability Improvements (How-to Install)

Gscan2pdf, GTK tool to produce PDF / DjVu from scanned document, released version 2.5.6 with stability improvements. Here’s how to install it in Ubuntu.

Gscan2pdf 2.5.6 release highlights according to the changelog:

  • Prevent Negate from changing the alpha channel.
  • Avoid image corruption with colour images when applying WhiteThreshold after BlackThreshold.
  • Extended edit profile functionality in scan dialog to current scan options, when no profile selected.
  • Don’t try to compress log file if it wasn’t created.
  • Don’t blacklist empty device name
  • Improve layout of multiple message dialog.
  • Don’t use tiff2pdf to create temporary PDF to check for pdftk.
  • Fix --import option.
  • Fix updating extended page numbering on scan dialog after changing document
  • Fix printing.
  • Set “wait” cursor while scan options are being loaded and “progress” cursor while scanning.
  • Use gtk-3 cursors for ImageView widget
  • Ghost scan button while scan options are being loaded and scanning.
  • Fix bug storing responses from multiple message window when no responses had been stored before.

How to Install gscan2pdf 2.5.6 in Ubuntu:

The official Ubuntu PPA has made the new release packages for Ubuntu 16.04, Ubuntu 18.04, Ubuntu 19.04 and their derivatives.

1. Open terminal either by pressing Ctrl+Alt+T on keyboard or by searching for ‘terminal’ from application menu. When it opens, run command to add the PPA:

sudo add-apt-repository ppa:jeffreyratcliffe/ppa

Type user password (no asterisk feedback due to security reason) when it prompts and hit Enter.

2. For those who have a previous release installed, upgrade it through Software Updater:

upgrade gscan2pdf

For the first time, you can either install it via Synaptic Package Manager or by running following commands in terminal:

sudo apt-get update

sudo apt-get install gscan2pdf

How to Remove:

To remove gscan2pdf, either use your system package manager or run command:

sudo apt-get remove --autoremove gscan2pdf

And the PPA can be removed via Software & Updates utility, under Other Software tab.