[PD] Raspberry pi 4 startup problem

[Simon Iten]

Or as a workaround, is there a way to hit that apply button automagically from within a pd patch on loadbang?



> On 13 Apr 2023, at 12:36, Simon Iten <itensimon at gmail.com> wrote:
> 
> Ok, I have a strange one…
> 
> I have a raspberry PI 4 with a usb sound card as in/output and a patch that starts up on boot (via the simple autostart in /etc/xdg/lxsession/LXDE-pi/autostart)
> 
> Since I also need graphics from puredata.
> 
> Whenever pd is auto-started, it does not get any sound input. 
> As soon as I go to the media -> audio settings menu, I can see that the card is correctly specified.
> Now a simple “Apply” (without changing anything else) makes the sound work.
> 
> Opening a pd patch manually I have correct sound input without going to the menu…
> 
> Any tips?
> 
> I tried delaying the dsp 1 message on loadbang by 200ms since I read somewhere this could be the problem.
> 
>