[chuck-users] WvOut: writes soundfile, but always silent
spencer at ccrma.stanford.edu
Wed Aug 29 04:45:29 EDT 2012
An official update (version 184.108.40.206) has been released which should
fix all of the issues identified in this thread. So, the silent audio
files and crashing when calling closeFile() issues should no longer be
a problem. We also fixed the crash bugs Robin reported in a different
Thanks all for getting to us with these issues and for your patience!
To download, please visit:
miniAudicle has also been updated (version 0.2.1b) to use this latest
On Tue, Aug 28, 2012 at 9:29 AM, Spencer Salazar
<spencer at ccrma.stanford.edu> wrote:
> Hey Nick/Joel,
> It looks like 220.127.116.11 introduced a few problems with WvOut. Im going
> to post a bugfix release later today, but for now you can work around
> the issues by modifying your example like so:
> Noise whitenoise => dac;
> whitenoise => WvOut waveOut => blackhole;
> 0.5 => whitenoise.gain;
> // undocumented fileGain parameter sets output gain of resulting audio file
> 1 => waveOut.fileGain;
> 2::second => now;
> // waveOut.closeFile();
> // dont explicitly close file; file implicitly closed at shred exit
> Let me know if there are any additional questions/confusions in this
> regard, and thanks for letting us know about this!
> On Mon, Aug 27, 2012 at 7:22 AM, Joel Matthys <jwmatthys at yahoo.com> wrote:
>> Same here. I can't get WvOut to work in chimera on Linux. Simple example
>> which works on 18.104.22.168:
>> Noise n => dac => WvOut rec => blackhole;
>> 0.25 => n.gain;
>> "rec_test" => rec.wavFilename;
>> 2::second => now;
>> but with 22.214.171.124 I have to abort with ctrl+c and get:
>> chuck: chuck_oo.cpp:125: void Chuck_VM_Object::release(): Assertion
>> `m_ref_count > 0' failed.
>> and silent audio file. No success with WvOut2 either.
>> Different issue, but I also get this often when chuck is exiting:
>> terminate called after throwing an instance of 'RtError'
>> Aborted (core dumped)
>> (the chirp.ck example in the basic folder always gives this error)
>> On 08/26/2012 05:10 PM, chuck-users-request at lists.cs.princeton.edu wrote:
>>> Thanks Joel.
>>> Unfortunately, sorry, that doesn't help, on either example.
>>> I do now get a freeze at
>>> fCoreAudioDriverUID AppleHDAEngineInput:8,0,1,0:1
>>> if I then press ctrl+c I get:
>>> ^C[chuck]: cleaning up...
>>> which never exits.
>>> Does anyone have any minimal code example of a single file which creates a
>>> sound with ChucK, and writes out a sound file from it, that definitely works
>>> on their system for chimera? Perhaps I'm missing another parenthesis, or
>>> some other function call. The examples from the help tutorial, examples
>>> folder rec.ck file, mailing list etc might need updating?
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