Re: [PATCH 5/6] audio/jack: honour the enable state of the audio device

[Geoffrey McRae]

On 2020-06-22 19:05, Gerd Hoffmann wrote:
> On Sun, Jun 21, 2020 at 02:06:25PM +1000, Geoffrey McRae wrote:
> > > Can you stop the stream without closing the connection?
> >
> > Not as far as I can tell, it seems the JACK API doesn't allow for this 
> > in a
> > way that is useful to us.
>
> What happens if you don't feed data to jack?  The cracking you hear on
> reboots etc. sounds like jack might reuses the buffers in that case.
>
> So, maybe you can stop sending data to jack when all buffers are 
> already
> filled with silence?

Jack hands us a buffer we have to set, it's uninitialized as it's a ring 
buffer, if we do not zero it then we get repeating samples like your 
sound device has hung.

> take care,
>   Gerd