[L2Ork-dev] RPi3 l2ork installation

Tue Feb 14 16:09:13 UTC 2017

No idea. I know USB soundcard works really well.  Beyond that I am not
sure.

-- 
Ivica Ico Bukvic, D.M.A.
Associate Professor
Computer Music
ICAT Senior Fellow
Director -- DISIS, L2Ork
Virginia Tech
School of Performing Arts – 0141
Blacksburg, VA 24061
(540) 231-6139
ico at vt.edu
www.performingarts.vt.edu
disis.icat.vt.edu
l2ork.icat.vt.edu
ico.bukvic.net

On Feb 14, 2017 11:03, "Aidan Taylor" <aidanrtaylor at googlemail.com> wrote:

> Ok I will have a look tonight, I didn't try adjusting the buffer or
> anything, just pressed go basically :) A quick question for you if you
> don't mind - I was thinking about using a DAC expansion for the Pi like
> this: https://shop.pimoroni.com/collections/raspberry-pi/
> products/phat-dac#shopify-product-reviews - lots of people seem to think
> that resolves the inherent noise issues that the Pi built in jack has- but
> is it compatible with PD? I'm not sure if it behaves like a sound card per
> se.
>
> warm regards,
>
> Aidan
>
> On Tue, Feb 14, 2017 at 1:23 PM, Ivica Bukvic <ico at vt.edu> wrote:
>
>> Pd on RPi? If so, you may be using more ambitious default audio buffer
>> settings, particularly if you are using visual shortcuts/icons to start
>> pd-l2ork that come with ambitious audio flags embedded. Audio engine
>> between the two is otherwise essentially identical.
>>
>> Best,
>>
>> --
>> Ivica Ico Bukvic, D.M.A.
>> Associate Professor
>> Computer Music
>> ICAT Senior Fellow
>> Director -- DISIS, L2Ork
>> Virginia Tech
>> School of Performing Arts – 0141
>> Blacksburg, VA 24061
>> (540) 231-6139
>> ico at vt.edu
>> www.performingarts.vt.edu
>> disis.icat.vt.edu
>> l2ork.icat.vt.edu
>> ico.bukvic.net
>>
>> On Feb 14, 2017 07:51, "Aidan Taylor" <aidanrtaylor at googlemail.com>
>> wrote:
>>
>>> Sure - but the equivalent patch in PD plays a recognisable sinewave
>>> (with a bit of background crunch) this wasn't recognisable as a sine -
>>> after that I reran the unpacking script it didn't return any errors this
>>> time, but I had to run off as I have a Max/MSP class to teach ;)
>>>
>>> Aidan
>>>
>>> On Tue, Feb 14, 2017 at 12:18 PM, Ivica Bukvic <ico at vt.edu> wrote:
>>>
>>>> RPi has a bad audio driver and/or chip. Best thing is to buy a $8 USB
>>>> stick-like soundcard.
>>>>
>>>> --
>>>> Ivica Ico Bukvic, D.M.A.
>>>> Associate Professor
>>>> Computer Music
>>>> ICAT Senior Fellow
>>>> Director -- DISIS, L2Ork
>>>> Virginia Tech
>>>> School of Performing Arts – 0141
>>>> Blacksburg, VA 24061
>>>> (540) 231-6139
>>>> ico at vt.edu
>>>> www.performingarts.vt.edu
>>>> disis.icat.vt.edu
>>>> l2ork.icat.vt.edu
>>>> ico.bukvic.net
>>>>
>>>> On Feb 14, 2017 05:47, "Aidan Taylor" <aidanrtaylor at googlemail.com>
>>>> wrote:
>>>>
>>>>> OK it now installed, and I was able to open the app. I just did a
>>>>> super quick test [osc~ 440.] > [*~ 0.5] > [dac~] and the audio is very
>>>>> broken up and choppy sounding, i'm just trying to run dpkg again as you
>>>>> mentioned - won't be able to play properly until later on. Excited about
>>>>> this now though!!
>>>>>
>>>>> many thanks,
>>>>>
>>>>> Aidan
>>>>>
>>>>> On Tue, Feb 14, 2017 at 10:20 AM, Aidan Taylor <
>>>>> aidanrtaylor at googlemail.com> wrote:
>>>>>
>>>>>> Hi Ico, thanks a lot for the prompt (and Sunday!) reply - I am having
>>>>>> a look today. One question, how do I tell if pd-l2ork partially installed?
>>>>>> It doesn't seem to have unpacked anything in the folder that I was working
>>>>>> in.
>>>>>>
>>>>>> Will let you know the results,
>>>>>>
>>>>>> Aidan
>>>>>>
>>>>>> On Sun, Feb 12, 2017 at 3:56 PM, Ivica Ico Bukvic <ico at vt.edu> wrote:
>>>>>>
>>>>>>> Hi Aidan, and thank you for your interest in pd-l2ork. The old RPi
>>>>>>> is arm6 and the new is arm7. If you are using Raspbian, I discovered it has
>>>>>>> some issues pulling certain packages when they are a part of the
>>>>>>> dependencies. For this reason, you may need to do the following:
>>>>>>>
>>>>>>> Please note these instructions apply to pd-l2ork not Purr-Data
>>>>>>> a.k.a. pd-l2ork 2.0, although they may very well apply there, as well.
>>>>>>>
>>>>>>> 1) make sure pd-l2ork is not partially installed (as in installed
>>>>>>> with an error and therefore left unconfigured)--if it is, the following
>>>>>>> option may uninstall it first in which case the step 2 may need to be done
>>>>>>> twice. You will need to have internet access via RPi for these steps to
>>>>>>> work.
>>>>>>>
>>>>>>> 2) type:
>>>>>>>
>>>>>>> sudo apt-get install libstk0-dev libfluidsynth-dev librtaudio-dev
>>>>>>> librtmidi-dev
>>>>>>>
>>>>>>> 3) after it has installed, try again (this is assuming you are in
>>>>>>> the folder where pd-l2ork deb file is located):
>>>>>>>
>>>>>>> sudo dpkg -i pd-l2ork*deb
>>>>>>>
>>>>>>> 4) type:
>>>>>>>
>>>>>>> sudo apt-get -f install
>>>>>>>
>>>>>>> Let me know if this fixes your problem. Thank you.
>>>>>>>
>>>>>>> Best,
>>>>>>>
>>>>>>> Ico
>>>>>>>
>>>>>>> On 2/11/2017 10:07 AM, Aidan Taylor wrote:
>>>>>>>
>>>>>>> Oh, is it perhaps because the RPi3 uses ARMv8?
>>>>>>>
>>>>>>> On Sat, Feb 11, 2017 at 2:55 PM, Aidan Taylor <
>>>>>>> aidanrtaylor at googlemail.com> wrote:
>>>>>>>
>>>>>>>> When I run sudo apt-get update && sudo apt-get -f install, after it
>>>>>>>> runs the check it returns "the following packages will be REMOVED: pd-l20rk"
>>>>>>>>
>>>>>>>> Aidan
>>>>>>>>
>>>>>>>> On Sat, Feb 11, 2017 at 2:52 PM, Aidan Taylor <
>>>>>>>> aidanrtaylor at googlemail.com> wrote:
>>>>>>>>
>>>>>>>>> Ok, actually I can see a string of errors when I run sudo dpkg -i
>>>>>>>>> pd-l20rk*deb - it basically comes up with "dependency problems prevent
>>>>>>>>> configuration of pd-l2ork..."
>>>>>>>>>
>>>>>>>>> Aidan
>>>>>>>>>
>>>>>>>>> On Sat, Feb 11, 2017 at 2:45 PM, Aidan Taylor <
>>>>>>>>> aidanrtaylor at googlemail.com> wrote:
>>>>>>>>>
>>>>>>>>>> Hi there, I am having trouble running and/or possibly installing
>>>>>>>>>> l2ork on my Raspberry Pi 3, I opted to just install it straight on my Pi as
>>>>>>>>>> I have a touch screen attached.
>>>>>>>>>>
>>>>>>>>>> I approached it following the tutorial on the l2ork site using
>>>>>>>>>> the following commands:
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> wget l2ork.music.vt.edu/data/pd/pd-l2ork-armv7l-20170119.deb
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> *I can see the package has downloaded to my home folder...*
>>>>>>>>>>
>>>>>>>>>> sudo dpkg -i pd-l2ork*deb
>>>>>>>>>>
>>>>>>>>>> *This takes a long time, but seems to be doing something.
>>>>>>>>>>
>>>>>>>>>> *
>>>>>>>>>>
>>>>>>>>>> sudo apt-get update && sudo apt-get -f install
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> *This runs as expected. I rebooted at this point.
>>>>>>>>>>
>>>>>>>>>> *
>>>>>>>>>> pd-l2ork -version
>>>>>>>>>>
>>>>>>>>>> *This returns "*bash: pd-l2ork: command not found*" in the console.
>>>>>>>>>>
>>>>>>>>>> *
>>>>>>>>>>
>>>>>>>>>> It looks to me like the package isn't unpacking correctly perhaps? Please advise!
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> warm regards,
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> Aidan Taylor
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> _______________________________________________
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>>>>>>> http://disis.music.vt.edu/listinfo/l2ork-dev
>>>>>>>
>>>>>>
>>>>>>
>>>>>
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