[pulseaudio-discuss] Missing channels on usb audio device

Roman Beslik rabeslik at gmail.com
Wed Apr 18 06:45:43 PDT 2012

Hi. Can you play 5.1 sound via ALSA, i.e. with "mplayer -channels 6 -ao 
alsa:device=hw=1.0"? Also, share output of "pacmd list-sinks."

On 16.04.12 19:40, Robert M. Albrecht wrote:
> Hi,
> I'm trying to install the Terratec 6Fire USB audio device. It's an
> external audio device with several analog in & output channels.
> The alsa-driver is running and I can play analog stereo music or movies
> on pulseaudio based players.
> I can output digital sound (ac3 or dts) on spdif via optical with vlc
> and mplayer.
> But I can't output analog multichannel sound from flac files or movies.
> Although alsamixer can access all 6 analog output channels, pulseaudio
> does not see them.

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