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Install jpeg6 in Linux

JPEG is a widely used image format, and many Linux systems come with the necessary libraries to handle JPEG files. However, if you need to install the older version JPEG-6 on your Linux system, you can do so by downloading the source code and compiling it manually. In this tutorial, we'll guide you through the steps to install JPEG-6 on Linux.

Download the JPEG-6 source code:

First, download the JPEG-6 source code from the Independent JPEG Group's website using the wget command:

wget http://www.ijg.org/files/jpegsrc.v6b.tar.gz

Extract the source code:

Next, extract the downloaded source code using the tar command:

tar xvfz jpegsrc.v6b.tar.gz

Change to the extracted directory:

Change to the extracted directory by running the following command:

cd jpeg-6b

Prepare for compilation:

Run the configure script to prepare the source code for compilation. This script checks your system for the required tools and libraries and creates a Makefile based on your system's configuration:

./configure

Compile the source code:

Now, compile the source code using the make command:

make

Install the compiled libraries and tools:

Finally, install the compiled JPEG-6 libraries and tools to your system using the following command:

sudo make install

Update the shared library cache:

Update the shared library cache by running the following command:

sudo ldconfig

At this point, you have successfully installed JPEG-6 on your Linux system. The installed libraries and tools can now be used to work with JPEG files.

Please note that JPEG-6 is an older version of the JPEG library, and most systems now use the newer libjpeg-turbo library, which is more efficient and provides better performance. If you don't specifically require JPEG-6, it's recommended to use the newer libjpeg-turbo library.

Compile and install jpeg6 from source on Linux:
To compile and install jpeg6 from source, you typically follow these steps:
Example code:
```
wget http://www.ijg.org/files/jpegsrc.v6b.tar.gz
tar -zxvf jpegsrc.v6b.tar.gz
cd jpeg-6b
./configure
make
sudo make install
```
Installing jpeg6 package on [Your Linux Distribution]:
The package name and installation command may vary based on your Linux distribution. For example, on Ubuntu:
Example code:
```
sudo apt-get update
sudo apt-get install libjpeg62
```
Checking jpeg6 version after installation:
To check the installed version of jpeg6, use the libjpeg utility.
Example code:
```
djpeg -version
```
Using a package manager to install jpeg6 on Linux:
Depending on your distribution, you can use the package manager to install jpeg6 and its dependencies.
Example code (on Ubuntu):
```
sudo apt-get update
sudo apt-get install libjpeg62
```