Beyond Linux® From Scratch - Version 7.4

Chapter 37. Multimedia Libraries and Drivers

Opal-3.10.10

Introduction to Opal

The Opal package contains a C++ class library for normalising the numerous telephony protocols into a single integrated call model.

This package is known to build and work properly using an LFS-7.4 platform.

Package Information

Additional Downloads

Opal Dependencies

Required

Ptlib-2.10.10

Optional

Celt, FFmpeg-1.2.2, GSM, ISDN4Linux, libtheora-1.1.1, OpenJDK-1.7.0.40/IcedTea-2.4.1, Ruby-2.0.0, Spandsp, Speex-1.2rc1, and x264

User Notes: http://wiki.linuxfromscratch.org/blfs/wiki/opal

Installation of Opal

Install Opal by running the following commands: 

patch -Np1 -i ../opal-3.10.10-ffmpeg-1.patch &&

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

This package does not come with a test suite.

Now, as the root user: 

make install &&
chmod -v 644 /usr/lib/libopal_s.a

Contents

Installed Programs: None
Installed Libraries: libopal.so and libopal_s.a
Installed Directories: /usr/include/opal and /usr/lib/opal-3.10.10

Short Descriptions

libopal.so

contains the Opal API functions.

Last updated on 2013-09-05 10:04:34 -0700