Re: JACKD audio

[Fabien PELLET]

Hi Marcus,

Thanks ! I already know that page. My question was more precisely on the 
parameters to configure JACKD that it is possible to pass directly in 
the Audio_sink (in "device name" field) or in the config.conf file.

Best regards,

Fabien, F4CTZ.

Le 25/01/2022 à 13:39, Marcus Müller a écrit :
> Hi Fabien,
>
> we've got https://wiki.gnuradio.org/index.php?title=Audio_Sink
>
> If you want to use jack, you'd go into your ~/.gnuradio/config and set
>
> [audio]
> audio_module=jack
>
>
> Best regards,
> Marcus
>
> On 25.01.22 10:58, Fabien PELLET wrote:
> > Hello,
> >
> > My signal is in the range +/-1. As I use the audio output of my RPI, 
> > it seems that the problem is here : playing a wave file outside 
> > gnuradio produce the same issue.
> >
> > However, is there a tutorial somewhere or a manual that explain the 
> > syntax that can be written in the "device name" of the audio_sink or 
> > audio_source ?
> >
> > Thanks,
> >
> > Fabien, F4CTZ.
> >
> > Le 25/01/2022 à 01:05, Paul Atreides a écrit :
> > > Sounds like you’re overloading the audio sink. Have you tried 
> > > lowering the amplitude of the sine wave?
> > > If you have a speaker hooked up to the output I’d imagine you can 
> > > discern that pretty quickly with your ears.
> > > You’ve said what you’re not getting on the O-scope, but what are you 
> > > getting?
> > >
> > > <end transmission>
> > >
> > > > On Jan 24, 2022, at 18:47, Fabien PELLET <fpellet.f4ctz@free.fr> 
> > > > wrote:
> > > > Hello,
> > > >
> > > > Does someone manage to make work GNURadio with JACKD2 ?
> > > >
> > > > I get the gr_sink inside the graph of qjackctl, I get signal on the 
> > > > output. For the test I only send a sinwave at 1KHz to the 
> > > > audio_sink but on the physical output, using an oscilloscope, I 
> > > > have something with the right amplitude but it is absolutly not a 
> > > > sinwave.
> > > >
> > > > Is there a tutorial or a documentation on how to config GNUradio 
> > > > well with this audio server ?
> > > >
> > > > The goal is to reduce the latencies of a flowgraph.
> > > >
> > > > Best regards,
> > > >
> > > > Fabien, F4CTZ.