Difference between revisions of "Libpng"

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!Download Source:
 
!Download Source:
| http://downloads.sourceforge.net/libpng/libpng-{{Libpng-Version}}.tar.bz2
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| http://downloads.sourceforge.net/libpng/libpng-{{Libpng-Version}}.tar.xz
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!Download Patch:
 
| http://svn.cross-lfs.org/svn/repos/patches/libpng/libpng-{{Libpng-Version}}-apng-1.patch
 
 
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{{Package-Introduction|libpng is a PNG reference library.|http://www.libpng.org/pub/png/libpng.html}}
 
{{Package-Introduction|libpng is a PNG reference library.|http://www.libpng.org/pub/png/libpng.html}}
 
== Dependencies ==
 
  
 
== Non-Multilib ==
 
== Non-Multilib ==
  
 
Compile the package:
 
Compile the package:
 
Add animated PNG (apng) support (required for Mozilla-Firefox 3)
 
 
patch -Np0 -i ../libpng-{{Libpng-Version}}-apng-1.patch
 
  
 
  ./configure --prefix=/usr &&
 
  ./configure --prefix=/usr &&
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| are a collection of routines used to create and manipulate PNG format graphics files. The PNG format was designed as a replacement for GIF and, to a lesser extent, TIFF, with many improvements and extensions and lack of patent problems.
 
| are a collection of routines used to create and manipulate PNG format graphics files. The PNG format was designed as a replacement for GIF and, to a lesser extent, TIFF, with many improvements and extensions and lack of patent problems.
 
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[[Category:Graphics Libraries]]

Latest revision as of 08:10, 21 July 2014

Download Source: http://downloads.sourceforge.net/libpng/libpng-1.6.12.tar.xz

Introduction to Libpng

libpng is a PNG reference library.

Project Homepage: http://www.libpng.org/pub/png/libpng.html

Non-Multilib

Compile the package:

./configure --prefix=/usr &&
make

Install the package

make install &&
install -v -m755 -d /usr/share/doc/libpng-1.6.12 &&
install -v -m644 README libpng-1.6.12.txt /usr/share/doc/libpng-1.6.12

Multilib

Caution.png

Note

Where a symlink points to a program or script which is now to be linked to the multiarch_wrapper, the symlinks must not loop. In the case of libpng we point libpng-config-32 to libpng12-config-32 instead of to libpng-config because that would loop to the multiarch_wrapper.

32Bit

Compile the package:

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

Install the package

make install &&
mv -v /usr/bin/libpng12-config{,-32} &&
ln -sfv libpng12-config-32 /usr/bin/libpng-config-32
ln -sfv multiarch_wrapper /usr/bin/libpng12-config &&
ln -sfv multiarch_wrapper /usr/bin/libpng-config

N32

Compile the package:

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

Install the package

make install &&
mv -v /usr/bin/libpng12-config{,-n32} &&
ln -sfv libpng12-config-n32 /usr/bin/libpng-config-n32
ln -sfv multiarch_wrapper /usr/bin/libpng12-config &&
ln -sfv multiarch_wrapper /usr/bin/libpng-config

64Bit

Compile the package:

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

Install the package

make install &&
mv -v /usr/bin/libpng12-config{,-64} &&
ln -sfv libpng12-config-64 /usr/bin/libpng-config-64 &&
ln -sfv multiarch_wrapper /usr/bin/libpng-config &&
ln -sfv multiarch_wrapper /usr/bin/libpng12-config &&
install -v -m755 -d /usr/share/doc/libpng-1.6.12 &&
install -v -m644 README libpng-1.6.12.txt /usr/share/doc/libpng-1.6.12

Contents

Installed Programs: libpng-config and libpng12-config
Installed Libraries: libpng.so and libpng12.{so,a}
Installed Directories: /usr/include/libpng12 and /usr/share/doc/libpng-1.6.12

Short Descriptions

libpng-config is a symlink to libpng12-config.
libpng12-config provides configuration information for libpng.
libpng.so and libpng12.{so,a} are a collection of routines used to create and manipulate PNG format graphics files. The PNG format was designed as a replacement for GIF and, to a lesser extent, TIFF, with many improvements and extensions and lack of patent problems.