How To Install tesseract-ocr-osd on Debian 9
Introduction
In this tutorial we learn how to install tesseract-ocr-osd on Debian 9.
What is tesseract-ocr-osd
tesseract-ocr-osd is:
A commercial quality OCR engine originally developed at HP between 1985 and 1995. In 1995, this engine was among the top 3 evaluated by UNLV. It was open-sourced by HP and UNLV in 2005. This package contains the data needed for identifying script and orientation.
There are three methods to install tesseract-ocr-osd on Debian 9. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install tesseract-ocr-osd Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install tesseract-ocr-osd using apt-get by running the following command:
sudo apt-get -y install tesseract-ocr-osd
Install tesseract-ocr-osd Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install tesseract-ocr-osd using apt by running the following command:
sudo apt -y install tesseract-ocr-osd
Install tesseract-ocr-osd Using aptitude
If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Debian. Update apt database with aptitude using the following command.
sudo aptitude update
After updating apt database, We can install tesseract-ocr-osd using aptitude by running the following command:
sudo aptitude -y install tesseract-ocr-osd
How To Uninstall tesseract-ocr-osd on Debian 9
To uninstall only the tesseract-ocr-osd package we can use the following command:
sudo apt-get remove tesseract-ocr-osd
Uninstall tesseract-ocr-osd And Its Dependencies
To uninstall tesseract-ocr-osd and its dependencies that are no longer needed by Debian 9, we can use the command below:
sudo apt-get -y autoremove tesseract-ocr-osd
Remove tesseract-ocr-osd Configurations and Data
To remove tesseract-ocr-osd configuration and data from Debian 9 we can use the following command:
sudo apt-get -y purge tesseract-ocr-osd
Remove tesseract-ocr-osd configuration, data, and all of its dependencies
We can use the following command to remove tesseract-ocr-osd configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge tesseract-ocr-osd
Dependencies
tesseract-ocr-osd have the following dependencies:
References
Summary
In this tutorial we learn how to install tesseract-ocr-osd package on Debian 9 using different package management tools: apt, apt-get and aptitude.