Re: [Sndobj-devel] SndCoreAudio fixes
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Re: [Sndobj-devel] SndCoreAudio fixes
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From: sonify <so...@av...> - 2007-01-27 20:31:08
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My build is from CVS code.
D.
On 28/01/2007, at 7:23 AM, todd ingalls wrote:
> victor
> one of our students (copied on this email) is having the same
> problem as dave.
>
> i downloaded the 2.6.4 release and also checked out the code from
> developer CVS access. i did a diff on SndCoreAudio.cpp and noticed
> that there are some differences - so i guess the 2.6.4 release may
> still have the problem that is fixed in the cvs code. this may
> explain why it is working for me and not others who downloaded the
> new release.
>
>
> On Jan 27, 2007, at 12:33 PM, Victor Lazzarini wrote:
>
>> Well, you really did a thorough check.
>> I really can't work out what the problem
>> might be. I can't see that it is a Python
>> version issue, because on other systems I have
>> it on 2.4 and 2.5.
>>
>> I'll try to think of something. Of course you can
>> always try the C++ examples in ./bin. For instance
>> rtschroeder (reverb) and streson(resonator) would
>> work of everything is OK. That'll give us some indication.
>>
>> regards
>> Victor
>>
>>>
>>> Of course one must admit that possibility!
>>> I didn't mention it but I did a _very_ thorough check of
>>> the entire file system using:
>>>
>>> cd / ; $ sudo ls -liR | grep -i libsndobj
>>>
>>> and there is not a single i-node outside
>>> /usr/local/sndobj/ which does not refer to an email,
>>> manual etc file. (I ran the test twice)
>>>
>>> Furthermore when I move the libsndobj etc files from where
>>> scons creates them,
>>> python (import sndobj) fails, so I know I'm dealing w.
>>> the(recently) created builds and not some
>>> obscure reference via $PYTHONPATH or whatever.
>>>
>>> Possible conclusions?
>>> (a) HW error
>>> - other SW works, so unlikely
>>> (b) code error - possibly, but Tony says it works for him
>>> - need to
>>> - test Todd's build on my machine......
>>> - determine exact SW version combinations
>>> (c) some weird incompatibility problem w.
>>> scons/swig/python
>>> - have returned to sys python 2.3,
>>> - have installed latest scons under 2.3
>>> - have built pysndobj under 2.3 using
>>> $ cd /usr/local/sndobj ; sudo scons
>>> pythonmodule=yes
>>>
>>> Given the above, would you still put money on it being a
>>> lazy SndObj or relative?
>>> Personally, I doubt it.
>>> D.
>>>
>>> On 28/01/2007, at 12:22 AM, Victor Lazzarini wrote:
>>>
>>>> I reckon you might have an old SndObj lib
>>>> or _sndobj.so lying around in your machine.
>>>>
>>>>>
>>>>> I've checked that out to no effect. In fact I've even
>>> gone >> back and rebuilt scons with python 2.3, rebuilt
>>> sndobj >> under python2.3 and used the same python to
>>> execute the >> test. The ball.py example also bombs on
>>> ProcOn() >>
>>>>> I tried to test with Jack as Victor suggested but
>>> couldn't >> find any manual reference to it.
>>>>> From the code I worked out that it should be something
>>>>> like
>>>>>
>>>>> outp = sndobj.SndJackIO("whatgoeshere", 1,
>>>>> sndobj.SND_OUTPUT)
>>>>>
>>>>> perhaps a simple example of use would help and I'll
>>> work >> it into the manual as well.
>>>>>
>>>>> for the record, I am instantiating python from
>>>>> /usr/local/sndobj/ python under su permissions to
>>> ensure >> that it's not a file permissions block.
>>>>> How frustrating....
>>>>>
>>>>> Tony - what version of python and is it MacPython or
>>> the >> standard issue?
>>>>>
>>>>> David
>>>>>
>>>>> On 27/01/2007, at 7:35 AM, todd ingalls wrote:
>>>>>
>>>>>> Hi everyone,
>>>>>> I grabbed a fresh copy of the source from cvs this
>>>>>> morning and built SndObj and PySndObj on an intel
>>> mac. >>> SndCoreAudio seems to be working properly from
>>> me and >>> i tried the exact same example as below in
>>> python and >> it worked properly. >
>>>>>> david, is it possible you have some outdated builds of
>>>>>> libsndobj or _sndobj.so somewhere that are being
>>>>> loaded? >
>>>>>>
>>>>>> On Jan 25, 2007, at 9:28 AM, Victor Lazzarini wrote:
>>>>>>
>>>>>>> hmmm. I really can't debug it without a machine. Have
>>>>> to get >> one urgently.
>>>>>>>
>>>>>>> Victor
>>>>>>>
>>>>>>> At 13:17 25/01/2007, sonify wrote:
>>>>>>>> New CVS compiled OK on OSX10.4.8
>>>>>>>> With this in mind:
>>>>>>>>> import time
>>>>>>>>> import sndobj
>>>>>>>>> tab = sndobj.HarmTable()
>>>>>>>>> osc = sndobj.Oscili(tab, 440, 16000)
>>>>>>>>> #outp = sndobj.SndRTIO
>>>>>>>>> outp = sndobj.SndCoreAudio()
>>>>>>>>> outp.SetOutput(1,osc)
>>>>>>>>>
>>>>>>>>> thread = sndobj.SndThread()
>>>>>>>>> thread.AddObj(outp, sndobj.SNDIO_OUT)
>>>>>>>>> thread.AddObj(osc)
>>>>>>>>> thread.ProcOn()
>>>>>>>>> time.sleep(15)
>>>>>>>>> thread.ProcOff()
>>>>>>>>> thread.ProcOn()
>>>>>>>> returns a "bus error" exception and bombs. If I
>>>>> remember correctly, >>> it used to bomb on
>>>>>>>>> outp = sndobj.SndCoreAudio()
>>>>>>>>
>>>>>>>> how that helps,
>>>>>>>>
>>>>>>>> David
>>>>>>>>
>>>>>>>> On 25/01/2007, at 3:28 AM, Victor Lazzarini wrote:
>>>>>>>>
>>>>>>>>> Dear all,
>>>>>>>>>
>>>>>>>>> I have committed to CVS some fixes to SndCoreAudio
>>> to >> handle non- >>>> interleaved
>>>>>>>>> audio. I am wondering whether that was the problem
>>>>> with Intel >>>> hardware. If the audio device required
>>>>> non-interleaved audio, it >>>> would not have
>>>>>>>>> worked. Would anyone care to test it?
>>>>>>>>>
>>>>>>>>> On the other hand the problem might be somewhere
>>>>> else... >>>>
>>>>>>>>> Victor Lazzarini
>>>>>>>>> Music Technology Laboratory
>>>>>>>>> Music Department
>>>>>>>>> National University of Ireland, Maynooth
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>
>>> ----------------------------------------------------------
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>>>>>
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>>>>>>>>>>>>>>>>>
>>> _________________________________________________ >>>>>
>>> experimental polymedia: www.avatar.com.au >>>>> Sonic
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>>>>>>>>
>>>>>>>>
>>>>>>>>
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>>>>>>>>
>>>>>
>>> https://lists.sourceforge.net/lists/listinfo/sndobj-devel
>>>>>>>>> Victor Lazzarini >>>> Music Technology Laboratory
>>>>>>> Music Department
>>>>>>> National University of Ireland, Maynooth
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>
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>>>>>
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>>>>> Sonic Communications Research Group,
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>>> Interactivity >> Project
>>>>>
>>>>>
>>>>>
>>>>>
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>>>>
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>>
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>
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Sonic Communications Research Group,
University of Canberra: www.canberra.edu.au/vc-forum/scrg
vip=Verbal Interactivity Project
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