вычленить mp3 из mp3

[sanja@diego ~]$ yum info jokosher sweep
Загружены модули: presto, refresh-packagekit
Доступные пакеты
Name        : jokosher
Arch        : noarch
Version     : 1.0
Release     : 0.12.20100503bzr.fc13
Size        : 1.3 M
Репозиторий : updates
Summary     : A simple and easy-to-use Open Source multi-track editor
Ссылка      : http://jokosher.org
License     : GPLv2+ with exceptions
Описание    : Jokosher is a simple and poweful multi-track studio. Jokosher
            : provides a complete application for recording, editing, mixing and
            : exporting audio, and has been specifically designed with usability
            : in mind. The developers behind Jokosher have re-thought audio
            : production at every level, and created something devilishly simple
            : to use.
            : 
            : Features
            : 
            : * Easy to use interface, designed from the ground up. Jokosher
            :   uses concepts and language familiar to musicians and is a breeze
            :   to use.
            : 
            : * Simple editing with splitting, trimming and moving tools.
            : 
            : * Multi-track volume mixing with VU sliders.
            : 
            : * Import audio (Ogg Vorbis, MP3, FLAC, WAV and anything else
            :   supported by GStreamer) into your projects.
            : 
            : * A range of instruments can be added to a project, and
            :   instruments can be renamed. Instruments can also be muted and
            :   soloed easily.
            : 
            : * Export to MP3, Ogg Vorbis, FLAC, WAV and anything else GStreamer
            :   supports.
            : 
            : * Documentation (User Guide, FAQ, Tutorial) and User Community
            :   (Forums, IRC).

Name        : sweep
Arch        : i686
Version     : 0.9.3
Release     : 6.fc12
Size        : 355 k
Репозиторий : fedora
Summary     : An audio editor and live playback tool
Ссылка      : http://www.metadecks.org/software/sweep/index.html
License     : GPLv2+
Описание    : Sweep is an audio editor and live playback tool for GNU/Linux, BSD
            : and compatible systems. It supports many music and voice formats
            : including WAV, AIFF, Ogg Vorbis, Speex and MP3, with multichannel
            : editing and LADSPA effects plugins.