GStreamer (?) sound problems on 21

Andreas Tunek andreas.tunek at
Mon Feb 2 18:18:56 UTC 2015

2015-01-31 20:14 GMT+01:00 Matěj Cepl <mcepl at>:
> 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
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I get the sound from the speakers.

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