[L2Ork-dev] RPi3 l2ork installation

Tue Feb 14 13:23:26 UTC 2017

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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>>>>> L2Ork-dev at disis.music.vt.edu
>>>>> http://disis.music.vt.edu/listinfo/l2ork-dev
>>>>>
>>>>
>>>>
>>>
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>>
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