gst-plugins-ugly Elements
lame — an encoder that encodes audio to MPEG-1 layer 3 (mp3)
mad — Uses mad code to decode mp3 streams
siddec — Use libsidplay to decode SID audio tunes
gst-plugins-ugly Plugins
dvdlpcmdec — Decode DVD LPCM frames into standard PCM
lame — Encode MP3s with LAME
mad — id3 tag manipulation and mp3 decoding based on the mad library
mpegaudioparse — MPEG-1 layer 1/2/3 audio parser
mpegstream — MPEG system stream parser
rmdemux — Realmedia stream demuxer
siddec — Uses libsidplay to decode .sid files