Beyond Linux® From Scratch (systemd Edition) - Version 11.3

Chapter 42. Multimedia Libraries and Drivers

gavl-1.4.0

Introduction to Gavl

Gavl is short for Gmerlin Audio Video Library. It is a low level library that handles the details of audio and video formats like colorspaces, samplerates, multichannel configurations etc. It provides standardized definitions for those formats as well as container structures for carrying audio samples or video images inside an application.

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

Package Information

Gavl Dependencies

Required

libpng-1.6.39

Optional

Doxygen-1.9.6

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

Installation of Gavl

Install Gavl by running the following commands: 

LIBS=-lm                      \
./configure --prefix=/usr     \
            --without-doxygen \
            --docdir=/usr/share/doc/gavl-1.4.0 &&
make

This package does not come with a test suite.

Now, as the root user: 

make install

Command Explanations

LIBS=-lm: This variable ensures the math library is searched when linking.

--without-doxygen: This switch disables use of Doxygen. Omit if Doxygen is installed and you wish to build the API documentation.

Contents

Installed Program: None
Installed Libraries: libgavl.so
Installed Directories: /usr/include/gavl and /usr/share/doc/gavl-1.4.0

Short Descriptions

libgavl.so

is the Gmerlin Audio Video Library