[PD] Raspberry Pi 4 HDMI outputs (Simon Iten)

[Simon Iten]

Thanks, I will give this a try!!

On Tue, 30 Nov 2021, 12:57 , <ol at ogeem.be> wrote:

> Hi,
>
> I don't know about the state of pd/gem on raspi these days, but some
> years back I had to synch and control multiple video projections using
> raspi3's for a performance (with some diy servo shutter for the video
> projectors), and finally used omxplayer (on the framebuffer directly)
> and python with OSC control, as it was precise to the frame - the whole
> was controlled by a puredata timeline sending command by OSC to make
> loops, pause, jumps in the videos ... it worked nicely for days ;)
>
> you can find the messy code here :
> https://framagit.org/Olm-e/osc-omxplayer (probably to revise with
> current python/omxplayer)
>
> In this it does not support 2 screens directly (raspi3 has only 1), but
> omxplayer seems to support it so it's probably a matter of passing the
> good arguments to it (--display=2 and --display=7 )
>
> hope it helps ;)
>
> Ol;
>
>
>  From: Simon Iten <itensimon at gmail.com>
>
> >
> > Hi list,
> >
> > Has somebody used the two HDMI outs from PD to play two videos on two
> > different screens?
> >
> > I am finding infos from people doing it with omxplayer, but I need it
> > synced and looped. Or are there any other Linux video players that can
> > sync
> > two streams on two different monitors?
>
>
>
>
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