Re: [hatari-devel] Falcon tests

[Eero Tamminen <oak@xxxxxxxxxxxxxx>]

Hi,

On 6.6.2022 22.56, Laurent Sallafranque wrote:
> I've tested again the demo 4musiK (Dune ;) with the latest version of 
> the sources.
>
> The music starts with a clear expected sound.
>
> After ~10 seconds, the quality starts to  decrease and it becomes noisy 
> and glitchy.
>
> After a few more seconds, the sound starts again to become clear and good.
>
> And it repeats like this in loops.
>
> My demo uses the DSP as the sound source for the crossbar.

The other demos I listed, where the bug is still apparent, do not need 
or use DSP (I'm using "--dsp none").


	- Eero

> Something to dig here maybe ?
>
> I'll continue to check some demos tonight.
>
>
> Regards
>
> Laurent
>
>
>
> Le 06/06/2022 à 21:23, Eero Tamminen a écrit :
> > Hi,
> >
> > On 6.6.2022 19.29, Nicolas Pomarède wrote:
> > > Le 05/06/2022 à 23:10, Nicolas Pomarède a écrit :
> > > > > I found some code from a few years back;
> > > > > http://ae.dhs.nu/tmp/falcsmp.zip
> > > > >
> > > > > I'm a noob about setting up the Falcon sound system but it does 
> > > > > play 16 bit stereo 49170 Hz OK on my Falcon in 030 and 060 modes.
> > > > > In Hatari it will get distorted sound that comes and goes.
> > > >
> > > > Hi
> > > >
> > > > thanks, that's just what I needed, it will be easier to fix/improve 
> > > > falcon sound with a "simple" program that just play sound and wait 
> > > > for a key.
> > >
> > > One bug was fixed, related to the new CycInt code ; sound is now 
> > > better, at least during 20 sec when using your falcsmp.tos test.
> > >
> > > After that, it becomes noisy again, some bugs remain to be fixed :)
> >
> > I can confirm that in the beginning the sound seems now OK.
> >
> > In case of the "Brainstorm: Mouse" demo, sound loop is so short that 
> > one does not hear the issue any more.
> >
> > In the other problematic demos one can still hear the issue after a 
> > while.  In Django "Red Drops" song probably soonest.
> >
> >
> >     - Eero