[LAU] fluidsynth-dssi with dssi 1.1.0 distorted/garbled audio output

[Pedro Lopez-Cabanillas]

On Tuesday 28 September 2010, Frank Kober wrote:
> Sean,
> 
> --- En date de : Lun 27.9.10, Sean Bolton <musound at jps.net> a écrit :
> 
> > De: Sean Bolton <musound at jps.net>
> > Objet: Re: [LAU] fluidsynth-dssi with dssi 1.1.0 distorted/garbled audio 
output
> > À: "LAU" <linux-audio-user at lists.linuxaudio.org>
> > Date: Lundi 27 septembre 2010, 2h32
> > On Sep 26, 2010, at 5:43 AM, Frank
> > Kober wrote:
> > > has someone already tested fluidsynth-dssi since dssi
> > was updated to 1.1.0 ?
> > > 
> > > I'm getting strongly distorted audio when using
> > fluidsynth-dssi in any host (tested with ghostess and
> > qtractor) and suspect this to be related to that dssi update
> > until proven wrong. Strangely, all other dssi plugins
> > including the updated ones from some days ago work like a
> > charm, as does fluidsynth played via qsynth.
> 
> > Since you're not the only one, let's see what you have in
> > common.  Versions? Distros? Did you  compile
> > fluidsynth-dssi after the DSSI upgrade, or are you using a
> > pre-DSSI-upgrade version?
> 
> Pedro Lopez-Cabanillas tracked the problem down and posted a bug report 
against fluidsynth-1.1.2.
> Downgrading to 1.1.1 makes the noise in fluidsynth-dssi disappear. It is 
appearing when fluidsynth 1.1.2 is configured with more than 1 stereo channel. 
> 
> So no dssi problems :)

The bug is fixed now in FluidSynth SVN revision 372. The workaround is 
configuring the 1.1.2 package with CMake and the option "-Denable-floats=on" 
or using the old autotools based build system, that already defaults to 
floats.

Regards,
Pedro