O problema foi resolvido. Depois de instalar o Ubuntu 14.04, instale o Ubuntu Restricted Packages do Ubuntu software center. A instalação bem-sucedida permite que o VLC seja instalado corretamente.
Atenciosamente, Bainab
The following packages have unmet dependencies:
vlc : Depends: vlc-nox (= 2.2.1~trusty1) but it is not going to be installed
Depends: libsdl-image1.2 (>= 1.2.10) but it is not installable
Depends: libvlccore8 (>= 2.2.0~pre1) but it is not going to be installed
Depends: libvncclient0 (>= 0.9.9) but it is not going to be installed
Depends: libxcb-composite0 but it is not installable
Depends: libxcb-xv0 (>= 1.2) but it is not installable
vlc-plugin-fluidsynth : Depends: fluid-soundfont-gm but it is not installable or
musescore-soundfont-gm but it is not installable
Depends: vlc-nox (= 2.2.1~trusty1) but it is not going to be installed
Depends: libfluidsynth1 but it is not installable
Depends: libvlccore8 (>= 2.0.0) but it is not going to be installed
vlc-plugin-jack : Depends: vlc-nox (= 2.2.1~trusty1) but it is not going to be installed
Depends: libvlccore8 (>= 2.0.0) but it is not going to be installed
vlc-plugin-libde265 : Depends: libvlccore8 (>= 2.0.0) but it is not going to be installed
vlc-plugin-notify : Depends: vlc-nox (= 2.2.1~trusty1) but it is not going to be installed
Depends: libvlccore8 (>= 2.0.0) but it is not going to be installed
vlc-plugin-samba : Depends: vlc-nox (= 2.2.1~trusty1) but it is not going to be installed
Depends: libvlccore8 (>= 2.2.0~pre1) but it is not going to be installed
vlc-plugin-sdl : Depends: vlc-nox (= 2.2.1~trusty1) but it is not going to be installed
Depends: libvlccore8 (>= 2.2.0~pre1) but it is not going to be installed
vlc-plugin-svg : Depends: vlc-nox (= 2.2.1~trusty1) but it is not going to be installed
Depends: libvlccore8 (>= 2.0.0) but it is not going to be installed
vlc-plugin-zvbi : Depends: vlc-nox (= 2.2.1~trusty1) but it is not going to be installed
Depends: libvlccore8 (>= 2.0.0) but it is not going to be installed
Depends: libzvbi0 (>= 0.2.33) but it is not installable
E: Unable to correct problems, you have held broken packages.
O problema foi resolvido. Depois de instalar o Ubuntu 14.04, instale o Ubuntu Restricted Packages do Ubuntu software center. A instalação bem-sucedida permite que o VLC seja instalado corretamente.
Atenciosamente, Bainab