Re: [PD] audio drops for few ms, or one sec, with jack on ubuntu (was: Mess with Pd installation on Linux)

2014-01-07 Thread Alexandros Drymonitis
Just an addition to this, it shouldn't be pd's problem as I tried jack with
audacity and got drop outs there as well. I'd be grateful to any help..


On Thu, Jan 2, 2014 at 2:05 PM, Alexandros Drymonitis adr...@gmail.comwrote:

 Forgot to mention that whenever I move a window around, open a subpatch,
 swich between applications while the audio is running, the sound stops till
 I stop which ever action.
 Also I'm running $ jackd -d firewire -d hw:NVidia (forgot to write hw: in
 the first email)


 On Thu, Jan 2, 2014 at 1:29 PM, Alexandros Drymonitis adr...@gmail.comwrote:

 Coming back to a previous thread I started, having compiled pd with jack,
 having done the realtime scheduling in jack, opening pd with '-jack' and
 '-rt' I still get some audio drop outs. The sound actually stops for a few
 ms, or even about a second, then comes back.
 From the previous thread I was told that probably jack is waiting for
 samples that pd doesn't provide at certain moments. I went through jack's
 manual, but it is a manual for programmers and I'm not one, so I didn't
 make much of it.
 The only thing I found in jack's FAQ is a question about audio with jack
 on a macbook (I'm on a macbook with ubuntu) that mentions a drivers problem
 that distorts the output http://jackaudio.org/macbook_distortion
 but my output is not distorted...
 I also tried to start up jack like this $ jackd -d firewire -d NVidia
 but it really didn't make any difference (why should it? it uses the same
 sound card with or without  '-d NVidia'). Also used QjackCtl to change the
 block size, but also didn't work.
 Dunno if this message in jack's terminal says something about the
 situation:
 JackEngine::XRun: client = pure_data_0 was not run: state = 2
 JackAudioDriver::ProcessGraphAsyncMaster: Process error

 It appears whenever I open pd with '-jack'
 I'm on a macbook 5,2 with ubuntu 12.04 and pd-0.45-4
 Can anyone help?



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Re: [PD] compil .py .pyo to pyext

2014-01-07 Thread Thomas Grill
Hi Philippe,
it's impossible to give you qualified feedback on your report.
You don't specify what exactly the problem is - are there error outputs?
Why do you know that something is not good... this you should tell me.
Besides, a Python script is dependent on proper indentation. It seems that
the symbol_1 function is not indented relative to the class, but it's not
possible to be really sure with pasted code.
You should attach the script file along with all console output that makes
you think that there is a problem.
gr~~~




2014/1/7 Philippe Boisnard philem...@mac.com

 Hi

 I have understood, that for pyext, compilation is made by pyext itself
 but I have a problem
 my script doesn't seem good

 try:
 import pyext
 except:
 print ERROR: This script must be loaded by the PD/Max pyext external



 class basededonne(pyext._class):


  # number of inlets and outlets
 _inlets=1
 _outlets=1
 # methods for all inlets
 index=0
 fichier=empty

 def symbol_1(self,fich):
 chaines=str(fich)
 self.fichier =
 open(/Applications/puredata/67-vazulkaNew/Vazulka_Janvier_4/basedonnee.txt,'r')
 for ligne in self.fichier:
 for chaine in self.chaines:
 if chaine in ligne:
 self._outlet(ligne)


 my version of pyext and python

 
 py/pyext 0.2.2 - python script objects
 (C)2002-2011 Thomas Grill - http://g.org/ext

 using Python 2.7.1 (r271:86832, Jul 31 2011, 19:30:53)
 [GCC 4.2.1 (Based on Apple Inc. build 5658) (LLVM build 2335.15.00)]

 Python array support enabled
 

 best regards

 philippe


 Le 6 janv. 2014 à 22:18, Thomas Grill a écrit :

 Hi Philippe,
 what means it is not good exactly? That it doesn't work?
 My main question would be what you expect from the compilation to .pyo.
 It's not a compilation to machine code as e.g. with C languages but rather
 a mere translation to bytecode. It doesn't bring any speedups for
 execution, just a tiny bit (negligible i would say) when loading the script.
 all the best, Thomas


 2014/1/6 Philippe Boisnard philem...@mac.com

 Hi, and HNY

 I search to compile a python script (.py = .pyo)
 but the result is not good

 In fact I use :
 python -O -m compileall basedonne.py
 result : basedonne.pyo, but it's not good for pyext

 I have tested with simple.py for example, but it's the same result, my
 simple.pyo is not good


 I don't know where is my problem ?
 it's not pyext, because I have a good python script
 I think that it's my compilation


 best regards

 p

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 Thomas Grill
 http://g.org





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