[kde-freebsd] non-linear arts playback

Christian Gusenbauer c47g at gmx.at
Mon Sep 24 17:29:31 CEST 2007


On Monday, 24. September 2007, Michael Nottebrock wrote:
> Harald Schmalzbauer schrieb:
> > Dear KDE maintainers,
> >
> > I have problems with arts playback since KDE 3.5.7
> > Before I could perfectly use any KDE application to liten to my music but
> > since KDE 3.5.7 programs like noatune or amarok are skipping samples.
> > When playing back, also the time counter jumps together with the sound.
> > I guess the jumps are about a quarter of a second.
> > When using OSS programs like mplayer I don't have that problem, so I
> > don't think it has anything to do with my sound hardware.
> > I also discovered this problamy on every other machine I set up since KDE
> > 3.5.7 (some UP, some SMP, some SCHED_4BSD, some SCHED_ULDE, that doesn't
> > matter)
> >
> > I guess this is a known problem to you, so I'd like to ask if you have
> > some patches for me to test.
> No, this problem has not been reported before and I personally haven't
> encountered anything similar either. If these problems occur regardless
> of the format of the sound files you play, you can try experimenting
> with the artsd buffer size and the realtime priority setting or try
> manually downgrading arts to versions prior to 1.5.7 to see if the
> problem is with arts itself. If the problem only occurs with a
> particular kind of data (e.g. only mp3 files or only ogg vorbis files),
> you should look at the respective akode port and the libraries it uses.
> Cheers,

Sorry Michael, that's not correct. I reported this problem on July 14th, and 
you gave me the same hint as above to play with buffer sizes and priorities - 
which I did and which did not help :-(. I then gave up and switched to aKode 
in juk to play my mp3s which works for me.


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