[PD] JACK and blocksize

Christof Ressi info at christofressi.com
Fri Jan 14 23:31:20 CET 2022


The objects in "d_global.c" use their own constant DEFSENDVS (for 
whatever reason) which you would have to change as well. Same for 
DEFDELVS in "d_delay.c".

Christof

On 14.01.2022 23:17, Athos Bacchiocchi wrote:
> I was curious so I compiled pd-0.52-1 on linux, with DEFDACBLKSIZE set 
> to 16.
> I set Jack up with buffer size 16, and run pd with jack backend.
>
> Most of the patches in the help browser works, but at least these 
> objects fail to load:
> sigcatch : unexpected vector size
> throw~ : vector size mismatch
> receive~ : vector size mismatch
> sigsend : unexpected vector size
>
> In the options for ALSA, the current block size is displayed correctly 
> as 16 but you cannot select it again once you change it.
>
> Athos
>
> Il giorno mer 12 gen 2022 alle ore 21:57 IOhannes m zmölnig 
> <zmoelnig at iem.at> ha scritto:
>
>
>     On 1/12/22 21:04, Roman Haefeli wrote:
>     > I guess my question boils down to: Is it possible to make that a
>     > configurable (at runtime) parameter? Would it be worthwhile feature
>     > besides an assumingly lower latency in special cases?
>     i prepared a patch that did that in 2004 or so.
>     i don't think i still have it anywhere (though you could check on
>     sourceforge).
>
>     gdsmf
>     IOhannes
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