ALSA library additional plugins This package contains plugins for the ALSA library that are not included in the main libasound2 package. The following plugins are included, among other: - a52: S16 to A52 stream converter - jack: play or capture via JACK - oss: run native ALSA apps on OSS drivers - pulse: play or capture via Pulse Audio - lavcrate, samplerate and speexrate: rate converters - upmix and vdownmix: convert from/to 2 and 4/6 channel streams ALSA is the Advanced Linux Sound Architecture.