pulseaudio problems

Ufuk fokusfired at gmail.com
Mon Dec 15 23:36:37 GMT 2008


On Monday 15 December 2008 18:29:06 Ufuk wrote:
> On Monday 15 December 2008 18:20:57 Ufuk wrote:
> > Hello,
> > I am using ubuntustudio-desktop with Intrepid Ibex 8.10.I have Creative
> > SB Live 5.1 soundcard. I have never used pulseaudio before and I
> > always stick with default alsa driver. I have never got pulseaudio work
> > in other Ubuntu releases.
> >
> > This time I heard sound from my computer and I wanted to configure
> > pulseaudio. I used some tutorials and documentation:
> > http://www.pulseaudio.org/wiki/PerfectSetup
> > http://ubuntuforums.org/showthread.php?t=789578
> > http://ubuntuforums.org/showthread.php?t=866965
> >
> > I can now get 5.1 sound from my speakers (mostly). But I also have
> > some weird problems.
> > 1. mplayer crashes pulseauido when pulse audio used as "ao".
> > Pulseaudio immeadiayely disconnects and mplayer hangs with error
> > messages. "connection failure".
> >
> > 2. When I try to use alsa driver, I only get bad quality sound (no sound
> > from my subwoofer (LFE). I get this sound from all applications when
> > using alsa, including mplayer.
> >
> > 3. In Jack, I also get low quality sound (no basses) when I used
> > Hydrogen and other applications. I don't know what to choose as
> > devices in Jack settings when using pulseaudio. I set it default like
> > I've done before with alsa.
> >
> > 4. So mplayer crashes, Kaffeine has short freezes (I don't know the
> > reason, it started with Intrepid Ibex when I use subtitles, it has
> > annoying really short freezes when each subtitle text appear on the
> > screen). may be due to nvidia drivers or something. I tried to use
> > movie player (totem?) which I don't find useful, sound is good and
> > working but I have some audio-video differences (irregularities) with
> > movie player. So the only app. I haven't tried is VLC.
> >
> > Any help and/or ideas?
>
> I have recently found that when I open alsamixer with the command:
>
> alsamixer -Dhw
>
> I can adjust the sound levels of wave center, wave LFE, wave surround and
> can get 5.1 sound when using alsa driver with applications. I tested it
> with Hydrogen and Jack and also with mplayer.

Mplayer again crashes with alsa driver. It then also crashes the pulseaudio. 
Alsa crashes with mplayer is totally random, bu increases as I forward or 
backward the movie. Mplayer seems to have lots of problems with pulseaudio, 
even used by another driver.
-- 
http://ufuxlinux.com
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