Re: [LAU] Jconvolver on Raspberry Pi

From: Fons Adriaensen <fons@email-addr-hidden>
Date: Fri Feb 19 2016 - 21:18:19 EET

On Thu, Feb 18, 2016 at 03:24:20PM -0700, bricolodu wrote:

> I understand that I'm a little bit boring, but should I have a gui, it would
> have been more easy to understand.
> But I'm working headless, so only CLI.
> For you all this is obvious, for me, like a blind, it is not.
>
> Anyway I thank you for your efforts, and I think I will finish to make it
> right.

Could you PLEASE try to post only correct information.
In this message you write things that to me look impossible.
I have to guess all the time which error you made when writing
your message. This doesn't work !!!!

> /cd /root/folve/filter
> #
> # in out partition maxsize
> # ---------------------------------------------------------------
> /convolver/new 2 2 1024 65536
> #
> #
> # num port name connect to
> # -----------------------------------------------
> /input/name 1 in.L rawjack:out_000
> /input/name 2 in.R rawjack:out_001
> #
> /output/name 1 out.L system:playback_1
> /output/name 2 out.R system:playback_2
> #
> #
> # in out gain delay offset length chan file
> # --------------------------------------------------------------------------
> /impulse/read 1 1 0.75 0 0 0 1 T-Monacor_SPH30X.wav
> /impulse/read 2 2 0.75 0 0 0 1 T-Monacor_SPH30X.wav

This looks OK.

> So now the procedure is :
> 1/ Start Jack : jackd -d alsa -d -r 44100 -p 256 -n 2 -P -s
> 2/ Start jconvolver
> 3/ Start Squeezelite

I told you to start jconvolver *last*. If you start it before
squeezelight, the rawjack ports don't exist, so the connection
can not be made.

The means that the following can not be correct:
 
> I get sound.
>
> And here is the result of jack_lsp -c
> /system:playback_1
> jconvolver:out.L -> OK, I guess
> system:playback_2
> jconvolver:out.R -> OK, I presume
> jconvolver:in.L
> rawjack:out_000 -> OK,
> jconvolver:in.R
> rawjack:out_001 -> OK,
> jconvolver:out.L
> system:playback_1 -> ???
> jconvolver:out.R
> system:playback_2 -> ???
> rawjack:out_000
> jconvolver:in.L -> ???
> rawjack:out_001
> jconvolver:in.R -> ???

There is nothing wrong with the last four, they are
the same as the first four. But these connections
can exist only if you start jconvolver last.

> Than, as There is a kind of mystery,

There is no mistery. These are the correct connections.

-- 
FA
A world of exhaustive, reliable metadata would be an utopia.
It's also a pipe-dream, founded on self-delusion, nerd hubris
and hysterically inflated market opportunities. (Cory Doctorow)
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Received on Sat Feb 20 00:15:01 2016

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