Beyond Linux® From Scratch (System V Edition) - Version r11.2-1338

Chapter 42. Multimedia Libraries and Drivers

SoundTouch-2.3.2

Introduction to SoundTouch

The SoundTouch package contains an open-source audio processing library that allows changing the sound tempo, pitch and playback rate parameters independently from each other.

This package is known to build and work properly using an LFS 11.3 platform.

Package Information

User Notes: https://wiki.linuxfromscratch.org/blfs/wiki/soundtouch

Installation of SoundTouch

[Note]

Note

The tarball expands to 'soundtouch' instead of the expected 'soundtouch-2.3.2'

Install SoundTouch by running the following commands:

[Caution]

Caution

The bootstrap command below fails if the ACLOCAL environment variable is set as specified in Xorg-7. If it is used, ACLOCAL needs to be unset for this package and then reset for other packages. 

./bootstrap &&
./configure --prefix=/usr \
            --docdir=/usr/share/doc/soundtouch-2.3.2 &&
make

This package does not come with a test suite.

Now, as the root user: 

make install

Command Explanations

--enable-openmp: This switch adds support for running the algorithms in parallel across several processor cores using OpenMP implementation provided by GCC.

Contents

Installed Program: soundstretch
Installed Library: libSoundTouch.so
Installed Directories: /usr/include/soundtouch and /usr/share/doc/soundtouch-2.3.2

Short Descriptions

soundstretch

is a program for processing WAV audio files by modifying sound tempo, pitch and playback rate properties independently from each other

libSoundTouch.so

contains SoundTouch API functions