could this be related to the multithread issue I reported today?

2014-11-05 20:08 GMT+01:00 Andres Cabrera :
> Hi,
>
> I was thinking about the pthreads dependency for the perfThread class, which
> seems to have caused some issues. I'm using raw pthreads because I need a
> wait condition that is signalled to tell the audio file recording thread
> (yes, there is now an audio recording function that is part of perfthread :)
> ) that there is data available on the ring buffer:
>
> https://github.com/csound/csound/blob/develop/interfaces/csPerfThread.cpp#L126
>
> I know there are the thread notifier functions in the API, which seem to do
> a similar thing, but I am unsure that they actually do, as I don't know
> enough about these condition variables and how they should be used (for
> instance, why do they always need to go together with a mutex?)
>
> https://github.com/csound/csound/blob/develop/include/csound.h#L1845
>
> Should I replace the condition variables I am using in perfThread with
> Csound's ones, or should a new set of condition variable functions be added
> to the csound API?
>
> Cheers,
> Andrés
>
> ------------------------------------------------------------------------------
>
> _______________________________________________
> Csound-devel mailing list
> Csound-devel@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/csound-devel
>



-- 

Oeyvind Brandtsegg
Professor of Music Technology
NTNU
7491 Trondheim
Norway
Cell: +47 92 203 205

http://flyndresang.no/
http://www.partikkelaudio.com/
http://soundcloud.com/brandtsegg
http://soundcloud.com/t-emp

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Audio recording from the performance thread. Nice.

On 5 November 2014 19:10, Oeyvind Brandtsegg  wrote:
> could this be related to the multithread issue I reported today?
>
> 2014-11-05 20:08 GMT+01:00 Andres Cabrera :
>> Hi,
>>
>> I was thinking about the pthreads dependency for the perfThread class, which
>> seems to have caused some issues. I'm using raw pthreads because I need a
>> wait condition that is signalled to tell the audio file recording thread
>> (yes, there is now an audio recording function that is part of perfthread :)
>> ) that there is data available on the ring buffer:
>>
>> https://github.com/csound/csound/blob/develop/interfaces/csPerfThread.cpp#L126
>>
>> I know there are the thread notifier functions in the API, which seem to do
>> a similar thing, but I am unsure that they actually do, as I don't know
>> enough about these condition variables and how they should be used (for
>> instance, why do they always need to go together with a mutex?)
>>
>> https://github.com/csound/csound/blob/develop/include/csound.h#L1845
>>
>> Should I replace the condition variables I am using in perfThread with
>> Csound's ones, or should a new set of condition variable functions be added
>> to the csound API?
>>
>> Cheers,
>> Andrés
>>
>> ------------------------------------------------------------------------------
>>
>> _______________________________________________
>> Csound-devel mailing list
>> Csound-devel@lists.sourceforge.net
>> https://lists.sourceforge.net/lists/listinfo/csound-devel
>>
>
>
>
> --
>
> Oeyvind Brandtsegg
> Professor of Music Technology
> NTNU
> 7491 Trondheim
> Norway
> Cell: +47 92 203 205
>
> http://flyndresang.no/
> http://www.partikkelaudio.com/
> http://soundcloud.com/brandtsegg
> http://soundcloud.com/t-emp
>
> ------------------------------------------------------------------------------
> _______________________________________________
> Csound-devel mailing list
> Csound-devel@lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/csound-devel

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