Zirconium Linux From Scratch - Version r12.4-45-systemd

Chapter 13. Preparing FFMpeg and Support Libraries

libmad-0.15.1b

Introduction to libmad

libmad is a high-quality MPEG audio decoder capable of 24-bit output.

This package is known to build and work properly using an LFS 12.4 platform.

Package Information

  • Download (HTTP): https://downloads.sourceforge.net/mad/libmad-0.15.1b.tar.gz

  • Download SHA256 Sum: bbfac3ed6bfbc2823d3775ebb931087371e142bb0e9bb1bee51a76a6e0078690

  • Download MD5 sum: 1be543bc30c56fb6bea1d7bf6a64e66c

  • Download size: 2,217.3 KB

  • Estimated disk space required: 5,921.4 KB

  • Estimated build time: less than 0.1 SBU

Additional Downloads

Installation of libmad

Prepare libmad by running the following commands: 

patch -Np1 -i ../libmad-0.15.1b-fixes-1.patch

sed "s@AM_CONFIG_HEADER@AC_CONFIG_HEADERS@g" -i configure.ac
touch NEWS AUTHORS ChangeLog
autoreconf -fi
./configure --prefix=/usr --disable-static

Now Build the Package, issue: 

make

This package does not come with a test suite.

Now Install the Package, as the root user: 

make install

Some packages check for the pkg-config file for libmad. This file is particularly needed so that Cdrdao can recognize the installed libmad. As the root user, issue: 

cat > /usr/lib/pkgconfig/mad.pc << "EOF"
prefix=/usr
exec_prefix=${prefix}
libdir=${exec_prefix}/lib
includedir=${prefix}/include

Name: mad
Description: MPEG audio decoder
Requires:
Version: 0.15.1b
Libs: -L${libdir} -lmad
Cflags: -I${includedir}
EOF

Command Explanations

touch NEWS AUTHORS ChangeLog: Prevent autoreconf from returning an error.

--disable-static: This switch prevents installation of static versions of the libraries.

Contents

Installed Programs: None
Installed Library: libmad.so
Installed Directories: None

Short Descriptions

libmad.so

is a MPEG audio decoder library