media-sound/vgmplay
Video game music (VGM) file command-line player
USE Flags
alsa
Global: Adds support for media-libs/alsa-lib (Advanced Linux Sound Architecture)
ao
Global: Use libao audio output library for sound playback
debug
Global: Enable extra debug codepaths, like asserts and extra output. If you want to get meaningful backtraces see http://www.gentoo.org/proj/en/qa/backtraces.xml
opl
* This flag is undocumented *
pulseaudio
Global: Adds support for PulseAudio sound server