Re: [LAU] Linux-audio-user Digest, Vol 92, Issue 22

From: Carlos sanchiavedraz <csanchezgs@email-addr-hidden>
Date: Wed Oct 29 2014 - 14:13:26 EET

2014-10-27 15:45 GMT+00:00 Leonardo Gabrielli <leodardo@email-addr-hidden>:

> Carlos,
> for audio over Eth/wireless on ARM I suggest you to give a read to my
> recent papers at:
> http://a3lab.dii.univpm.it/research/wemust
>
> Those didn't involve Fons' zita-[nj|jn]bridge, which has recently been
> released and I will probably use in next refinements of the research
> outcome, being tiny and functional.
>
> So far my experience with ARM cores is that you must be careful with Jack.
> Old platforms such as Xscale will require you effort for compiling and
> working fine. And btw I suggest you to go directly with 2.6 kernel for
> real-time audio. Also, I expect it to be tight as a platform for running
> Jack (how much memory do you have?) especially at low period sizes (the CPU
> risks to be overwhelmed with interrupts).
>
> Definetely Jack has a lot of features that are important even for this
> simple task but I'm wondering if there is any gain in embedding only those
> needed in a library and use it instead of the whole JACK.
>
> BTW: a nice paper you may want to read:
> Reuter, "Case Study: Building an Out Of The Box Raspberry Pi Modular
> Synthesizer", LAC 2014
>
> Leonardo
>
>
Thanks so much for the info, Leonardo. I'll check it ASAP,

>
>
> On 26/10/2014 13:00, linux-audio-user-request@email-addr-hidden wrote:
>
>> In practice that is not very likely to happen, the reason
>>>> > >being that interfacing to Jack is so much more easy than
>>>> > >writing an ALSA driver. Also, passing via Jack does not
>>>> > >add any latency, and in most cases users will want the
>>>> > >flexibility it provides.
>>>>
>>> >
>>> >thanks for the answer, I was expecting this, but hadn't measures the
>>> >difference between the jack client and alsa driver.
>>> >So now it looks like I need to learn how to cross compile jack for
>>> various
>>> >ARM devices to have it on the lightweight clients :/
>>> >
>>> >Rapha?l
>>> >_______________________________________________
>>> >Linux-audio-user mailing list
>>> >Linux-audio-user@email-addr-hidden
>>> >http://lists.linuxaudio.org/listinfo/linux-audio-user
>>> >
>>>
>> I've thought about a similar idea sometime in the past: A distributed
>> audio
>> network with thin clients/raspberrys for a home studio or distributed via
>> some network. I'd be interested in following whatever progress you make.
>>
>> About that of "distributed band" I red a little about programs to jam via
>> internet: Netjack, Ninjam, Midikit.
>>
>
>

-- 
C. sanchiavedraZ:
* NEW / NUEVO:     www.sanchiavedraZ.com
* Musix GNU+Linux: www.musix.es

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Received on Wed Oct 29 16:15:01 2014

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