sound@gentoo.org Gentoo Sound project Enable support for media-libs/opus and media-libs/opusfile (opus audio codec) Enable GTK+:2 support and disable default GTK+:3 support Enable GTK+:3 support (default) and disable GTK+:2 support a utility for viewing and editing tags for MP3, MP2, FLAC, AAC, MP4 and OGG files. It features a simple and attractive GTK+ interface