[alsa-devel] Backported sbxfi driver, possible fix

[Takashi Iwai]

At Sun, 26 Oct 2008 09:32:08 +0300,
The Source wrote:
> 
> Bjoern Olausson пишет:
> >> Latest unstable (25Oct 19:57) works from command line with mplayer,
> >> without the proc oss fix.
> >>
> >>     
> > Confirmed.
> > The stuttering got better, but is still present.
> >
> > Xine works flawless.
> >
> >   
> >> aplay still works but only with dmix.
> >>
> >>     
> > Samplingrate 11025Hz and 8000Hz do not play a clear sinus, sounds a
> > bit scratchy..
> > All other common samplingrates work flawless. Could someone confirm that?
> > http://tmp.olausson.de/30days/0_16_s_8000.wav
> > http://tmp.olausson.de/30days/0_16_s_11025.wav
> > http://tmp.olausson.de/30days/0_16_s_96000.wav
> >
> > Just using "aplay file.wav"
> >
> > More noticable ist it when using mplayer. Crackles a lot with 8000Hz and 11025Hz
> > "mplayer file.wav"
> >
> > mmh, xine crackles too. Please someone confirm, otherwise the files may be bad.
> >
> >   
> >> Now also almost working in gnome with pulse, sound is recognisable but
> >> with lots of interference/corruption.
> >>
> >>     
> > No pulseaudio on my machine. Sry.
> >
> >   
> >> Machine did not crash at any point!
> >>
> >>     
> > Just observed a X crash when using smplayer to play a avi. When I
> > closed smplayer while the movie was playing X crashed. (But could be
> > unrelated to audio, I could not reproduce it)
> >
> > But no crash or freez so far.
> >
> >   
> >> This was running on 2.6.26... is this a problem? SUPPORTED_KERNELS says
> >> 2.6.25 or earlier?
> >>
> >>     
> > I am using vanilla 2.6.27.3
> >
> > Thanks for you awesome work!
> >
> > By the way, what's next on your plan when stereo output and recording
> > is working flawless?
> >
> >
> > kind regards
> > Bjoern
> > _______________________________________________
> > Alsa-devel mailing list
> > Alsa-devel at alsa-project.org
> > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
> >
> >   
> Tried the latest driver.
> All is fine (haven't tested recording however) except pulseaudio 
> (doesn't work) and wine (sound is mega-glitchy, possibly because of 
> strange period and buffer sizes it uses: period=544, buffer=8704). 

Maybe due to the sample rate?  I guess with 48kHz it would be a more
sane period/buffer size.


thanks,

Takashi