View source for Libjpeg

{| style="text-align: left; background-color: AliceBlue;"
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!Download Source:
| http://www.ijg.org/files/jpegsrc.v{{Libjpeg-Version}}.tar.gz
|}

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{{Package-Introduction|Libjpeg is a library developed by the Independent JPEG Group for JPEG image compression.|http://www.ijg.org/}}

== Dependencies ==

== Non-Multilib ==

Compile the package:

 ./configure --prefix=/usr --enable-static --enable-shared &&
 make

Install the package

 make install

=== Command Explanations ===

''--enable-static --enable-shared'': These switches tell libjpeg to build both shared and static libraries.

== Multilib ==

=== 32Bit ===

Compile the package:

 CC="gcc ${BUILD32}" ./configure --prefix=/usr --enable-static --enable-shared &&
 make

Install the package

 make install

=== N32 ===

Compile the package:

 CC="gcc ${BUILDN32}" ./configure --prefix=/usr --libdir=/usr/lib32 \
     --enable-static --enable-shared &&
 make libdir=/usr/lib32

Install the package

 make libdir=/usr/lib32 install

=== 64Bit ===

Compile the package:

 CC="gcc ${BUILD64}" ./configure --prefix=/usr --libdir=/usr/lib64 \
     --enable-static --enable-shared &&
 make libdir=/usr/lib64

Install the package

 make libdir=/usr/lib64 install

= Contents =

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! Installed Programs:
| cjpeg, djpeg, jpegtran, rdjpgcom, and wrjpgcom
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! Installed Libraries:
| libjpeg.{a,la,so}
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! Installed Directories:
| None
|}

=== Short Descriptions ===

{| style="text-align: left;"
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! cjpeg
| compresses image files to produce a JPEG/JFIF file on the standard output. Currently supported input file formats are: PPM (PBMPLUS color format), PGM (PBMPLUS gray-scale format), BMP, and Targa.
|-valign="top"
! djpeg
| decompresses image files from JPEG/JFIF format to either PPM (PBMPLUS color format), PGM (PBMPLUS gray-scale format), BMP, or Targa format.
|-valign="top"
! jpegtran
| is used for lossless transformation of JPEG files.
|-valign="top"
! rdjpgcom
| displays text comments from within a JPEG file.
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! wrjpgcom
| inserts text comments into a JPEG file.
|-valign="top"
! libjpeg.{so,a}
| library is used by many programs for reading and writing JPEG format files.
|}

[[Category:Graphics Libraries]]