GStreamer (?) sound problems on 21

[Matěj Cepl]

On 2015-01-31, 16:29 GMT, you wrote:
> I think *probably* ALSA. IIRC, PulseAudio should resample streams to a 
> rate the card can play, but it gets the information as to what streams 
> the card can play from ALSA, I think. 'pulseaudio -k; pulseaudio -
> vvvvv' output might have some interesting nuggets in it (you may need 
> to create a ~/.pulse/client.conf with 'autospawn = no' as the content 
> to disable auto-respawning; remember to delete it afterwards).
>
> Does it work if you play, say, a 48KHz stream in mplayer and then 
> start playing a 44.1KHz stream in Totem or Rhythmbox *at the same 
> time*? That should force resampling.

Also, just for the sake of completness, what happens when you 
play a soundfile with

$ gst-launch playbin uri=file:///usr/share/sounds/alsa/Front_Center.wav

(or gst-launch-1.0 or gst-launch-0.10, if you have both)

Best,

Matěj