Packages with the a52 use flag

Global definition: Enable support for decoding ATSC A/52 streams used in DVD.

media-libs / avidemux-plugins : Plugins for the video editor media-video/avidemux

media-libs / xine-lib : Core libraries for Xine movie player

media-plugins / gst-plugins-meta : Meta ebuild to pull in gst plugins for apps

media-video / gpac : Implementation of the MPEG-4 Systems standard developed from scratch in ANSI C

media-video / mplayer : Media Player for Linux

media-video / transcode : A suite of utilities for transcoding video and audio codecs in different containers

media-video / vlc : Media player and framework with support for most multimedia files and streaming