Anno domini 2021 Tue, 31 Aug 10:21:31 -0500
hal scripsit:
> On 8/28/21 13:24, g4sra via Dng wrote:
> > Install 'apulse' which are a sort of pulseaudio compatability libraries.
>
> apulse hasn't been working for me with Firefox for at least a year now. I
> don't know if I messed it up or if it was some software change, but it just
> stopped working once. Firefox doesn't seem to have FOSS in the focus so much
> anymore so always thought maybe they did something (again).
>
> I just tried ff now running as my LXDE logged in user[1] and using sudo[2].
> Both generated some apulse complaints I have to look into. my "default" dev
> is the onboard sound chip which might be in use with another application I
> have open.
>
> Maybe I need to make "default" one of my dmix devices and not the "raw
> device", or I need to specify a playback rate in /etc/asound.conf like I've
> seen in some ALSA examples? hmm..
>
> ::::::: apulse errors :::::::
> [apulse] [error] do_connect_pcm: can't get initial hw parameters for playback
> device "default". Error code 1 (Operation not permitted)
>
> [apulse] [error] do_connect_pcm: failed to open ALSA device. Apulse does no
> resampling or format conversion, leaving that task to ALSA plugins. Ensure
> that selected device is capable of playing a particular sample format at a
> particular rate. They have to be supported by either hardware directly, or by
> "plug" and "dmix" ALSA plugins which will perform required conversions on CPU.
>
>
> ::::::: cards/devices :::::::
> $ cat /proc/asound/cards
> 0 [PCH ]: HDA-Intel - HDA Intel PCH
> HDA Intel PCH at 0xfbff8000 irq 37
>
>
> ::::::: snipped /etc/asound.conf :::::::
> $ cat /etc/asound.conf
> ...
> pcm.!default {
> type plug
> slave.pcm "duplex"
> }
> ctl.!default {
> type hw
> card 0
> }
apulse works here like a charm. But my /etc/asound.conf is different (I use
soundcard 2 aka index 1 as default):
defaults.pcm.card 1
defaults.ctl.card 1
defaults.timer.card 1
Nik
>
>
>
> > This may (and I do mean 'may') be your Desktop not releasing the audio
> > devices, google that for your specific desktop to find out how to make it
> > release them when you launch steam.
> >
>
>
> [1] $ /usr/bin/apulse /home/apps/firefox/firefox -ProfileManager
> [2] $ sudo -u webuser /usr/bin/apulse /home/apps/firefox/firefox
> -ProfileManager
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