libvpx-1.8.0

#### Beyond Linux® From Scratch - Version 2019-02-27

### Chapter 42. Multimedia Libraries and Drivers

- Prev

  libvorbis-1.3.6

- Next

  MLT-6.12.0

- Up
- Home

# libvpx-1.8.0

## Introduction to libvpx

This package, from the WebM project, provides the reference implementations of the VP8 Codec, used in most current html5 video, and of the next-generation VP9 Codec.

This package is known to build and work properly using an LFS-8.4 platform.

### Package Information

- Download (HTTP): https://github.com/webmproject/libvpx/archive/v1.8.0/libvpx-1.8.0.tar.gz

- Download MD5 sum: 49cb591325f44a3459b040112e3b82e7

- Download size: 2.7 MB

- Estimated disk space required: 50 MB

- Estimated build time: 0.4 SBU (using parallelism=4)

### libvpx Dependencies

#### Required

yasm-1.3.0 (compiling with NASM-2.14.02 is currently broken) and Which-2.21 (so configure can find yasm)

#### Optional

Doxygen-1.8.15 and PHP-7.3.2 (to build the documentation).

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

## Installation of libvpx

Install libvpx by running the following commands:

    sed -i 's/cp -p/cp/' build/make/Makefile &&

    mkdir libvpx-build            &&
    cd    libvpx-build            &&

    ../configure --prefix=/usr    \
                 --enable-shared  \
                 --disable-static &&
    make

This package does not come with a test suite.

Now, as the `root` user:

    make install

## Command Explanations

sed ... : This command corrects ownership and permissions of installed files.

mkdir libvpx-build && cd libvpx-build: The libvpx developers recommend building in a dedicated build directory.

`--disable-vp8`: This switch prevents building of VP8 codec support.

`--disable-vp9`: This switch prevents building of VP9 codec support.

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

## Contents

Installed Programs: vpxdec and vpxenc
Installed Libraries: libvpx.so
Installed Directories: /usr/include/vpx

### Short Descriptions

vpxdec | is the WebM Project VP8 and VP9 decoder.
vpxenc | is the WebM project VP8 and VP9 encoder.
`libvpx.so` | provides functions to use the VP8 and VP9 video codecs.

Last updated on 2019-02-15 15:01:29 -0600

- Prev

  libvorbis-1.3.6

- Next

  MLT-6.12.0

- Up
- Home