problem identified: Flash locking /dev/snd (Re: F11: I keep losing audio)

Mikkel L. Ellertson mikkel at infinity-ltd.com
Thu Aug 20 17:46:34 UTC 2009


Colin Brace wrote:
> Hi all,
> 
> I have determined what has been causing audio to fail on my F11 system:
> Flash locks the sound device and subsequent applications can't output sound. 
> 
> A typical course of events is: first I play a YouTube video in Firefox or
> Epiphany. Then I try to listen to some tracks in Rhythmbox. The latter
> simply refuses to output. (This happens as well with VLC etc)
> 
<--------------[ SNIP ]--------------->
> 
> killing epiphany or npviewer.bin fixes things; rhythmbox begins playing
> music as soon as I do this.
> 
> Does anyone have any ideas on how to keep Flash from *monopolizing* the
> sound device? I thought these kinds of issues were settled by
> ALSA/pulseaudio; that is to say, I didn't encounter this behaviour in
> earlier Fedoras.
> 
Dumb question - are all the applications configured to use
PulseAudio? It sounds like Epiphany is using Alsa instead of PA, so
it is grabbing the audio all for itself.

Mikkel
-- 

  Do not meddle in the affairs of dragons,
for thou art crunchy and taste good with Ketchup!

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