[PD] Help with pdj

[Hans-Christoph Steiner]

On Aug 15, 2009, at 12:05 PM, Frank Barknecht wrote:

> Hallo,
> sisil mehta hat gesagt: // sisil mehta wrote:
>
>> i think you guys will be best to judge if i explain my application:  
>> I have
>> to run pd+gridflow and then run the program multiblob-for-gridflow.  
>> then
>> take the data(centres of the crosses obtained, extent of blob and  
>> other
>> data) to a java application(whose purpose is to collect this data  
>> from pd .)
>> The java app is on teh same machine, so how do i use [netsend]?
>
> I think, how to use [netsend] in Pd should be pretty clear, it's  
> described in
> the help-file. The trick part then is to make your Java app get the  
> messages
> from Pd over a socket connection and interpret the Pd messages.  
> Example code
> for dealing with that in other languages like bash, Python or Perl  
> is on
> puredata.info (setch for "pdsend.py") and in this lists's archive. I  
> don't know
> Java let alone your application, so I cannot help much with that.
>
> Maybe on the Java side, OSC is a bit easier if you use some OSC  
> libraries.

The pd message format is just text ending with a ";\n".  In Java, if  
you set the buffers to flush on \n, then it should work well.  There's  
not really anything else to it, so IMHO OSC is an extra headache,  
unless you want the timetagging features.

.hc


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