On Thu, 19.11.09 20:26, Maxime Delorme (maximedelorme at laposte.net) wrote: > > Hi, > > I've got a sound card with 2 output : analog and SPDIF > When playing a sound file with xine-ui I've got 5.1 channel output > but in pavucontrol I've got only "Digital Stereo (IEC958)", I can't see "Digital Surround 5.1 (IEC958/AC3)" That profile is only available if you install the ac3 alsa plugin. Most distros don't ship that for patent reasons. Note that this plugin will not enable AC3 pass-thru, but simply AC3 on-the-fly encoding for PCM clients. Lennart -- Lennart Poettering Red Hat, Inc. lennart [at] poettering [dot] net http://0pointer.net/lennart/ GnuPG 0x1A015CC4